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hw/riscv: sifive_u: Sort the SoC memmap table entries
[qemu/ar7.git] / configure
blobba88fd182447ddb1009420f7f37ab95988942820
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5
6 # Unset some variables known to interfere with behavior of common tools,
7 # just as autoconf does.
8 CLICOLOR_FORCE= GREP_OPTIONS=
9 unset CLICOLOR_FORCE GREP_OPTIONS
10
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
13
14 # Temporary directory used for files created while
15 # configure runs. Since it is in the build directory
16 # we can safely blow away any previous version of it
17 # (and we need not jump through hoops to try to delete
18 # it when configure exits.)
19 TMPDIR1="config-temp"
20 rm -rf "${TMPDIR1}"
21 mkdir -p "${TMPDIR1}"
22 if [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
25 fi
26
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33 TMPTXT="${TMPDIR1}/${TMPB}.txt"
34
35 rm -f config.log
36
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
43
44 print_error() {
45 (echo
46 echo "ERROR: $1"
47 while test -n "$2"; do
48 echo " $2"
49 shift
50 done
51 echo) >&2
52 }
53
54 error_exit() {
55 print_error "$@"
56 exit 1
57 }
58
59 do_compiler() {
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
62 local compiler="$1"
63 shift
64 if test -n "$BASH_VERSION"; then eval '
65 echo >>config.log "
66 funcs: ${FUNCNAME[*]}
67 lines: ${BASH_LINENO[*]}"
68 '; fi
69 echo $compiler "$@" >> config.log
70 $compiler "$@" >> config.log 2>&1 || return $?
71 # Test passed. If this is an --enable-werror build, rerun
72 # the test with -Werror and bail out if it fails. This
73 # makes warning-generating-errors in configure test code
74 # obvious to developers.
75 if test "$werror" != "yes"; then
76 return 0
77 fi
78 # Don't bother rerunning the compile if we were already using -Werror
79 case "$*" in
80 *-Werror*)
81 return 0
82 ;;
83 esac
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
90 }
91
92 do_cc() {
93 do_compiler "$cc" "$@"
94 }
95
96 do_cxx() {
97 do_compiler "$cxx" "$@"
98 }
99
100 # Append $2 to the variable named $1, with space separation
101 add_to() {
102 eval $1=\${$1:+\"\$$1 \"}\$2
103 }
104
105 update_cxxflags() {
106 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
107 # options which some versions of GCC's C++ compiler complain about
108 # because they only make sense for C programs.
109 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
110
111 for arg in $QEMU_CFLAGS; do
112 case $arg in
113 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
114 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
115 ;;
116 -std=gnu99)
117 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
118 ;;
119 *)
120 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
121 ;;
122 esac
123 done
124 }
125
126 compile_object() {
127 local_cflags="$1"
128 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
129 }
130
131 compile_prog() {
132 local_cflags="$1"
133 local_ldflags="$2"
134 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
135 }
136
137 # symbolically link $1 to $2. Portable version of "ln -sf".
138 symlink() {
139 rm -rf "$2"
140 mkdir -p "$(dirname "$2")"
141 ln -s "$1" "$2"
142 }
143
144 # check whether a command is available to this shell (may be either an
145 # executable or a builtin)
146 has() {
147 type "$1" >/dev/null 2>&1
148 }
149
150 # search for an executable in PATH
151 path_of() {
152 local_command="$1"
153 local_ifs="$IFS"
154 local_dir=""
155
156 # pathname has a dir component?
157 if [ "${local_command#*/}" != "$local_command" ]; then
158 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
159 echo "$local_command"
160 return 0
161 fi
162 fi
163 if [ -z "$local_command" ]; then
164 return 1
165 fi
166
167 IFS=:
168 for local_dir in $PATH; do
169 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
170 echo "$local_dir/$local_command"
171 IFS="${local_ifs:-$(printf ' \t\n')}"
172 return 0
173 fi
174 done
175 # not found
176 IFS="${local_ifs:-$(printf ' \t\n')}"
177 return 1
178 }
179
180 have_backend () {
181 echo "$trace_backends" | grep "$1" >/dev/null
182 }
183
184 glob() {
185 eval test -z '"${1#'"$2"'}"'
186 }
187
188 supported_hax_target() {
189 test "$hax" = "yes" || return 1
190 glob "$1" "*-softmmu" || return 1
191 case "${1%-softmmu}" in
192 i386|x86_64)
193 return 0
194 ;;
195 esac
196 return 1
197 }
198
199 supported_kvm_target() {
200 test "$kvm" = "yes" || return 1
201 glob "$1" "*-softmmu" || return 1
202 case "${1%-softmmu}:$cpu" in
203 arm:arm | aarch64:aarch64 | \
204 i386:i386 | i386:x86_64 | i386:x32 | \
205 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
206 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
207 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
208 s390x:s390x)
209 return 0
210 ;;
211 esac
212 return 1
213 }
214
215 supported_xen_target() {
216 test "$xen" = "yes" || return 1
217 glob "$1" "*-softmmu" || return 1
218 # Only i386 and x86_64 provide the xenpv machine.
219 case "${1%-softmmu}" in
220 i386|x86_64)
221 return 0
222 ;;
223 esac
224 return 1
225 }
226
227 supported_hvf_target() {
228 test "$hvf" = "yes" || return 1
229 glob "$1" "*-softmmu" || return 1
230 case "${1%-softmmu}" in
231 x86_64)
232 return 0
233 ;;
234 esac
235 return 1
236 }
237
238 supported_whpx_target() {
239 test "$whpx" = "yes" || return 1
240 glob "$1" "*-softmmu" || return 1
241 case "${1%-softmmu}" in
242 i386|x86_64)
243 return 0
244 ;;
245 esac
246 return 1
247 }
248
249 supported_target() {
250 case "$1" in
251 *-softmmu)
252 ;;
253 *-linux-user)
254 if test "$linux" != "yes"; then
255 print_error "Target '$target' is only available on a Linux host"
256 return 1
257 fi
258 ;;
259 *-bsd-user)
260 if test "$bsd" != "yes"; then
261 print_error "Target '$target' is only available on a BSD host"
262 return 1
263 fi
264 ;;
265 *)
266 print_error "Invalid target name '$target'"
267 return 1
268 ;;
269 esac
270 test "$tcg" = "yes" && return 0
271 supported_kvm_target "$1" && return 0
272 supported_xen_target "$1" && return 0
273 supported_hax_target "$1" && return 0
274 supported_hvf_target "$1" && return 0
275 supported_whpx_target "$1" && return 0
276 print_error "TCG disabled, but hardware accelerator not available for '$target'"
277 return 1
278 }
279
280
281 ld_has() {
282 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
283 }
284
285 # make source path absolute
286 source_path=$(cd "$(dirname -- "$0")"; pwd)
287
288 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
289 then
290 error_exit "main directory cannot contain spaces nor colons"
291 fi
292
293 # default parameters
294 cpu=""
295 iasl="iasl"
296 interp_prefix="/usr/gnemul/qemu-%M"
297 static="no"
298 cross_prefix=""
299 audio_drv_list=""
300 block_drv_rw_whitelist=""
301 block_drv_ro_whitelist=""
302 host_cc="cc"
303 libs_cpu=""
304 libs_softmmu=""
305 libs_tools=""
306 audio_win_int=""
307 libs_qga=""
308 debug_info="yes"
309 stack_protector=""
310 use_containers="yes"
311 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
312
313 if test -e "$source_path/.git"
314 then
315 git_update=yes
316 git_submodules="ui/keycodemapdb"
317 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
318 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
319 else
320 git_update=no
321 git_submodules=""
322
323 if ! test -f "$source_path/ui/keycodemapdb/README"
324 then
325 echo
326 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
327 echo
328 echo "This is not a GIT checkout but module content appears to"
329 echo "be missing. Do not use 'git archive' or GitHub download links"
330 echo "to acquire QEMU source archives. Non-GIT builds are only"
331 echo "supported with source archives linked from:"
332 echo
333 echo " https://www.qemu.org/download/#source"
334 echo
335 echo "Developers working with GIT can use scripts/archive-source.sh"
336 echo "if they need to create valid source archives."
337 echo
338 exit 1
339 fi
340 fi
341 git="git"
342
343 # Don't accept a target_list environment variable.
344 unset target_list
345 unset target_list_exclude
346
347 # Default value for a variable defining feature "foo".
348 # * foo="no" feature will only be used if --enable-foo arg is given
349 # * foo="" feature will be searched for, and if found, will be used
350 # unless --disable-foo is given
351 # * foo="yes" this value will only be set by --enable-foo flag.
352 # feature will searched for,
353 # if not found, configure exits with error
354 #
355 # Always add --enable-foo and --disable-foo command line args.
356 # Distributions want to ensure that several features are compiled in, and it
357 # is impossible without a --enable-foo that exits if a feature is not found.
358
359 brlapi=""
360 curl=""
361 curses=""
362 docs=""
363 fdt=""
364 netmap="no"
365 sdl=""
366 sdl_image=""
367 virtfs=""
368 mpath=""
369 vnc="yes"
370 sparse="no"
371 vde=""
372 vnc_sasl=""
373 vnc_jpeg=""
374 vnc_png=""
375 xkbcommon=""
376 xen=""
377 xen_ctrl_version=""
378 xen_pci_passthrough=""
379 linux_aio=""
380 linux_io_uring=""
381 cap_ng=""
382 attr=""
383 libattr=""
384 xfs=""
385 tcg="yes"
386 membarrier=""
387 vhost_net=""
388 vhost_crypto=""
389 vhost_scsi=""
390 vhost_vsock=""
391 vhost_user=""
392 vhost_user_fs=""
393 kvm="no"
394 hax="no"
395 hvf="no"
396 whpx="no"
397 rdma=""
398 pvrdma=""
399 gprof="no"
400 debug_tcg="no"
401 debug="no"
402 sanitizers="no"
403 tsan="no"
404 fortify_source=""
405 strip_opt="yes"
406 tcg_interpreter="no"
407 bigendian="no"
408 mingw32="no"
409 gcov="no"
410 gcov_tool="gcov"
411 EXESUF=""
412 DSOSUF=".so"
413 LDFLAGS_SHARED="-shared"
414 modules="no"
415 module_upgrades="no"
416 prefix="/usr/local"
417 mandir="\${prefix}/share/man"
418 datadir="\${prefix}/share"
419 firmwarepath="\${prefix}/share/qemu-firmware"
420 qemu_docdir="\${prefix}/share/doc/qemu"
421 bindir="\${prefix}/bin"
422 libdir="\${prefix}/lib"
423 libexecdir="\${prefix}/libexec"
424 includedir="\${prefix}/include"
425 sysconfdir="\${prefix}/etc"
426 local_statedir="\${prefix}/var"
427 confsuffix="/qemu"
428 slirp=""
429 oss_lib=""
430 bsd="no"
431 linux="no"
432 solaris="no"
433 profiler="no"
434 cocoa="no"
435 softmmu="yes"
436 linux_user="no"
437 bsd_user="no"
438 blobs="yes"
439 edk2_blobs="no"
440 pkgversion=""
441 pie=""
442 qom_cast_debug="yes"
443 trace_backends="log"
444 trace_file="trace"
445 spice=""
446 rbd=""
447 smartcard=""
448 libusb=""
449 usb_redir=""
450 opengl=""
451 opengl_dmabuf="no"
452 cpuid_h="no"
453 avx2_opt=""
454 zlib="yes"
455 capstone=""
456 lzo=""
457 snappy=""
458 bzip2=""
459 lzfse=""
460 zstd=""
461 guest_agent=""
462 guest_agent_with_vss="no"
463 guest_agent_ntddscsi="no"
464 guest_agent_msi=""
465 vss_win32_sdk=""
466 win_sdk="no"
467 want_tools=""
468 libiscsi=""
469 libnfs=""
470 coroutine=""
471 coroutine_pool=""
472 debug_stack_usage="no"
473 crypto_afalg="no"
474 seccomp=""
475 glusterfs=""
476 glusterfs_xlator_opt="no"
477 glusterfs_discard="no"
478 glusterfs_fallocate="no"
479 glusterfs_zerofill="no"
480 glusterfs_ftruncate_has_stat="no"
481 glusterfs_iocb_has_stat="no"
482 gtk=""
483 gtk_gl="no"
484 tls_priority="NORMAL"
485 gnutls=""
486 nettle=""
487 nettle_xts="no"
488 gcrypt=""
489 gcrypt_hmac="no"
490 gcrypt_xts="no"
491 qemu_private_xts="yes"
492 auth_pam=""
493 vte=""
494 virglrenderer=""
495 tpm=""
496 libssh=""
497 live_block_migration="yes"
498 numa=""
499 tcmalloc="no"
500 jemalloc="no"
501 replication="yes"
502 vxhs=""
503 bochs="yes"
504 cloop="yes"
505 dmg="yes"
506 qcow1="yes"
507 vdi="yes"
508 vvfat="yes"
509 qed="yes"
510 parallels="yes"
511 sheepdog="yes"
512 libxml2=""
513 debug_mutex="no"
514 libpmem=""
515 default_devices="yes"
516 plugins="no"
517 fuzzing="no"
518 rng_none="no"
519 secret_keyring=""
520
521 supported_cpu="no"
522 supported_os="no"
523 bogus_os="no"
524 malloc_trim=""
525
526 # parse CC options first
527 for opt do
528 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
529 case "$opt" in
530 --cross-prefix=*) cross_prefix="$optarg"
531 ;;
532 --cc=*) CC="$optarg"
533 ;;
534 --cxx=*) CXX="$optarg"
535 ;;
536 --cpu=*) cpu="$optarg"
537 ;;
538 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
539 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
540 ;;
541 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
542 ;;
543 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
544 EXTRA_LDFLAGS="$optarg"
545 ;;
546 --enable-debug-info) debug_info="yes"
547 ;;
548 --disable-debug-info) debug_info="no"
549 ;;
550 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
551 ;;
552 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
553 eval "cross_cc_cflags_${cc_arch}=\$optarg"
554 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
555 ;;
556 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
557 cc_archs="$cc_archs $cc_arch"
558 eval "cross_cc_${cc_arch}=\$optarg"
559 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
560 ;;
561 esac
562 done
563 # OS specific
564 # Using uname is really, really broken. Once we have the right set of checks
565 # we can eliminate its usage altogether.
566
567 # Preferred compiler:
568 # ${CC} (if set)
569 # ${cross_prefix}gcc (if cross-prefix specified)
570 # system compiler
571 if test -z "${CC}${cross_prefix}"; then
572 cc="$host_cc"
573 else
574 cc="${CC-${cross_prefix}gcc}"
575 fi
576
577 if test -z "${CXX}${cross_prefix}"; then
578 cxx="c++"
579 else
580 cxx="${CXX-${cross_prefix}g++}"
581 fi
582
583 ar="${AR-${cross_prefix}ar}"
584 as="${AS-${cross_prefix}as}"
585 ccas="${CCAS-$cc}"
586 cpp="${CPP-$cc -E}"
587 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
588 ld="${LD-${cross_prefix}ld}"
589 ranlib="${RANLIB-${cross_prefix}ranlib}"
590 nm="${NM-${cross_prefix}nm}"
591 strip="${STRIP-${cross_prefix}strip}"
592 windres="${WINDRES-${cross_prefix}windres}"
593 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
594 query_pkg_config() {
595 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
596 }
597 pkg_config=query_pkg_config
598 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
599
600 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
601 ARFLAGS="${ARFLAGS-rv}"
602
603 # default flags for all hosts
604 # We use -fwrapv to tell the compiler that we require a C dialect where
605 # left shift of signed integers is well defined and has the expected
606 # 2s-complement style results. (Both clang and gcc agree that it
607 # provides these semantics.)
608 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
609 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
610 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
611 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
612 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
613 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
614 if test "$debug_info" = "yes"; then
615 CFLAGS="-g $CFLAGS"
616 fi
617
618 # running configure in the source tree?
619 # we know that's the case if configure is there.
620 if test -f "./configure"; then
621 pwd_is_source_path="y"
622 else
623 pwd_is_source_path="n"
624 fi
625
626 check_define() {
627 cat > $TMPC <<EOF
628 #if !defined($1)
629 #error $1 not defined
630 #endif
631 int main(void) { return 0; }
632 EOF
633 compile_object
634 }
635
636 check_include() {
637 cat > $TMPC <<EOF
638 #include <$1>
639 int main(void) { return 0; }
640 EOF
641 compile_object
642 }
643
644 write_c_skeleton() {
645 cat > $TMPC <<EOF
646 int main(void) { return 0; }
647 EOF
648 }
649
650 write_c_fuzzer_skeleton() {
651 cat > $TMPC <<EOF
652 #include <stdint.h>
653 #include <sys/types.h>
654 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
655 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
656 EOF
657 }
658
659 if check_define __linux__ ; then
660 targetos="Linux"
661 elif check_define _WIN32 ; then
662 targetos='MINGW32'
663 elif check_define __OpenBSD__ ; then
664 targetos='OpenBSD'
665 elif check_define __sun__ ; then
666 targetos='SunOS'
667 elif check_define __HAIKU__ ; then
668 targetos='Haiku'
669 elif check_define __FreeBSD__ ; then
670 targetos='FreeBSD'
671 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
672 targetos='GNU/kFreeBSD'
673 elif check_define __DragonFly__ ; then
674 targetos='DragonFly'
675 elif check_define __NetBSD__; then
676 targetos='NetBSD'
677 elif check_define __APPLE__; then
678 targetos='Darwin'
679 else
680 # This is a fatal error, but don't report it yet, because we
681 # might be going to just print the --help text, or it might
682 # be the result of a missing compiler.
683 targetos='bogus'
684 bogus_os='yes'
685 fi
686
687 # Some host OSes need non-standard checks for which CPU to use.
688 # Note that these checks are broken for cross-compilation: if you're
689 # cross-compiling to one of these OSes then you'll need to specify
690 # the correct CPU with the --cpu option.
691 case $targetos in
692 Darwin)
693 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
694 # run 64-bit userspace code.
695 # If the user didn't specify a CPU explicitly and the kernel says this is
696 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
697 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
698 cpu="x86_64"
699 fi
700 ;;
701 SunOS)
702 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
703 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
704 cpu="x86_64"
705 fi
706 esac
707
708 if test ! -z "$cpu" ; then
709 # command line argument
710 :
711 elif check_define __i386__ ; then
712 cpu="i386"
713 elif check_define __x86_64__ ; then
714 if check_define __ILP32__ ; then
715 cpu="x32"
716 else
717 cpu="x86_64"
718 fi
719 elif check_define __sparc__ ; then
720 if check_define __arch64__ ; then
721 cpu="sparc64"
722 else
723 cpu="sparc"
724 fi
725 elif check_define _ARCH_PPC ; then
726 if check_define _ARCH_PPC64 ; then
727 if check_define _LITTLE_ENDIAN ; then
728 cpu="ppc64le"
729 else
730 cpu="ppc64"
731 fi
732 else
733 cpu="ppc"
734 fi
735 elif check_define __mips__ ; then
736 cpu="mips"
737 elif check_define __s390__ ; then
738 if check_define __s390x__ ; then
739 cpu="s390x"
740 else
741 cpu="s390"
742 fi
743 elif check_define __riscv ; then
744 if check_define _LP64 ; then
745 cpu="riscv64"
746 else
747 cpu="riscv32"
748 fi
749 elif check_define __arm__ ; then
750 cpu="arm"
751 elif check_define __aarch64__ ; then
752 cpu="aarch64"
753 else
754 cpu=$(uname -m)
755 fi
756
757 ARCH=
758 # Normalise host CPU name and set ARCH.
759 # Note that this case should only have supported host CPUs, not guests.
760 case "$cpu" in
761 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
762 supported_cpu="yes"
763 ;;
764 ppc64le)
765 ARCH="ppc64"
766 supported_cpu="yes"
767 ;;
768 i386|i486|i586|i686|i86pc|BePC)
769 cpu="i386"
770 supported_cpu="yes"
771 ;;
772 x86_64|amd64)
773 cpu="x86_64"
774 supported_cpu="yes"
775 ;;
776 armv*b|armv*l|arm)
777 cpu="arm"
778 supported_cpu="yes"
779 ;;
780 aarch64)
781 cpu="aarch64"
782 supported_cpu="yes"
783 ;;
784 mips*)
785 cpu="mips"
786 supported_cpu="yes"
787 ;;
788 sparc|sun4[cdmuv])
789 cpu="sparc"
790 supported_cpu="yes"
791 ;;
792 *)
793 # This will result in either an error or falling back to TCI later
794 ARCH=unknown
795 ;;
796 esac
797 if test -z "$ARCH"; then
798 ARCH="$cpu"
799 fi
800
801 # OS specific
802
803 # host *BSD for user mode
804 HOST_VARIANT_DIR=""
805
806 case $targetos in
807 MINGW32*)
808 mingw32="yes"
809 hax="yes"
810 vhost_user="no"
811 audio_possible_drivers="dsound sdl"
812 if check_include dsound.h; then
813 audio_drv_list="dsound"
814 else
815 audio_drv_list=""
816 fi
817 supported_os="yes"
818 pie="no"
819 ;;
820 GNU/kFreeBSD)
821 bsd="yes"
822 audio_drv_list="oss try-sdl"
823 audio_possible_drivers="oss sdl pa"
824 ;;
825 FreeBSD)
826 bsd="yes"
827 make="${MAKE-gmake}"
828 audio_drv_list="oss try-sdl"
829 audio_possible_drivers="oss sdl pa"
830 # needed for kinfo_getvmmap(3) in libutil.h
831 LIBS="-lutil $LIBS"
832 # needed for kinfo_getproc
833 libs_qga="-lutil $libs_qga"
834 netmap="" # enable netmap autodetect
835 HOST_VARIANT_DIR="freebsd"
836 supported_os="yes"
837 ;;
838 DragonFly)
839 bsd="yes"
840 make="${MAKE-gmake}"
841 audio_drv_list="oss try-sdl"
842 audio_possible_drivers="oss sdl pa"
843 HOST_VARIANT_DIR="dragonfly"
844 ;;
845 NetBSD)
846 bsd="yes"
847 hax="yes"
848 make="${MAKE-gmake}"
849 audio_drv_list="oss try-sdl"
850 audio_possible_drivers="oss sdl"
851 oss_lib="-lossaudio"
852 HOST_VARIANT_DIR="netbsd"
853 supported_os="yes"
854 ;;
855 OpenBSD)
856 bsd="yes"
857 make="${MAKE-gmake}"
858 audio_drv_list="try-sdl"
859 audio_possible_drivers="sdl"
860 HOST_VARIANT_DIR="openbsd"
861 supported_os="yes"
862 ;;
863 Darwin)
864 bsd="yes"
865 darwin="yes"
866 hax="yes"
867 hvf="yes"
868 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
869 if [ "$cpu" = "x86_64" ] ; then
870 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
871 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
872 fi
873 cocoa="yes"
874 audio_drv_list="coreaudio try-sdl"
875 audio_possible_drivers="coreaudio sdl"
876 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
877 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
878 # Disable attempts to use ObjectiveC features in os/object.h since they
879 # won't work when we're compiling with gcc as a C compiler.
880 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
881 HOST_VARIANT_DIR="darwin"
882 supported_os="yes"
883 ;;
884 SunOS)
885 solaris="yes"
886 make="${MAKE-gmake}"
887 install="${INSTALL-ginstall}"
888 smbd="${SMBD-/usr/sfw/sbin/smbd}"
889 if test -f /usr/include/sys/soundcard.h ; then
890 audio_drv_list="oss try-sdl"
891 fi
892 audio_possible_drivers="oss sdl"
893 # needed for CMSG_ macros in sys/socket.h
894 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
895 # needed for TIOCWIN* defines in termios.h
896 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
897 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
898 solarisnetlibs="-lsocket -lnsl -lresolv"
899 LIBS="$solarisnetlibs $LIBS"
900 libs_qga="$solarisnetlibs $libs_qga"
901 ;;
902 Haiku)
903 haiku="yes"
904 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
905 LIBS="-lposix_error_mapper -lnetwork $LIBS"
906 ;;
907 Linux)
908 audio_drv_list="try-pa oss"
909 audio_possible_drivers="oss alsa sdl pa"
910 linux="yes"
911 linux_user="yes"
912 kvm="yes"
913 QEMU_INCLUDES="-isystem \$(SRC_PATH)/linux-headers -isystem $PWD/linux-headers $QEMU_INCLUDES"
914 supported_os="yes"
915 libudev="yes"
916 ;;
917 esac
918
919 if [ "$bsd" = "yes" ] ; then
920 if [ "$darwin" != "yes" ] ; then
921 bsd_user="yes"
922 fi
923 fi
924
925 : ${make=${MAKE-make}}
926 : ${install=${INSTALL-install}}
927 # We prefer python 3.x. A bare 'python' is traditionally
928 # python 2.x, but some distros have it as python 3.x, so
929 # we check that too
930 python=
931 for binary in "${PYTHON-python3}" python
932 do
933 if has "$binary"
934 then
935 python=$(command -v "$binary")
936 break
937 fi
938 done
939
940 sphinx_build=
941 for binary in sphinx-build-3 sphinx-build
942 do
943 if has "$binary"
944 then
945 sphinx_build=$(command -v "$binary")
946 break
947 fi
948 done
949
950 # Check for ancillary tools used in testing
951 genisoimage=
952 for binary in genisoimage mkisofs
953 do
954 if has $binary
955 then
956 genisoimage=$(command -v "$binary")
957 break
958 fi
959 done
960
961 : ${smbd=${SMBD-/usr/sbin/smbd}}
962
963 # Default objcc to clang if available, otherwise use CC
964 if has clang; then
965 objcc=clang
966 else
967 objcc="$cc"
968 fi
969
970 if test "$mingw32" = "yes" ; then
971 EXESUF=".exe"
972 DSOSUF=".dll"
973 # MinGW needs -mthreads for TLS and macro _MT.
974 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
975 LIBS="-lwinmm -lws2_32 $LIBS"
976 write_c_skeleton;
977 if compile_prog "" "-liberty" ; then
978 LIBS="-liberty $LIBS"
979 fi
980 prefix="c:/Program Files/QEMU"
981 mandir="\${prefix}"
982 datadir="\${prefix}"
983 qemu_docdir="\${prefix}"
984 bindir="\${prefix}"
985 sysconfdir="\${prefix}"
986 local_statedir=
987 confsuffix=""
988 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
989 fi
990
991 werror=""
992
993 for opt do
994 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
995 case "$opt" in
996 --help|-h) show_help=yes
997 ;;
998 --version|-V) exec cat $source_path/VERSION
999 ;;
1000 --prefix=*) prefix="$optarg"
1001 ;;
1002 --interp-prefix=*) interp_prefix="$optarg"
1003 ;;
1004 --cross-prefix=*)
1005 ;;
1006 --cc=*)
1007 ;;
1008 --host-cc=*) host_cc="$optarg"
1009 ;;
1010 --cxx=*)
1011 ;;
1012 --iasl=*) iasl="$optarg"
1013 ;;
1014 --objcc=*) objcc="$optarg"
1015 ;;
1016 --make=*) make="$optarg"
1017 ;;
1018 --install=*) install="$optarg"
1019 ;;
1020 --python=*) python="$optarg"
1021 ;;
1022 --sphinx-build=*) sphinx_build="$optarg"
1023 ;;
1024 --gcov=*) gcov_tool="$optarg"
1025 ;;
1026 --smbd=*) smbd="$optarg"
1027 ;;
1028 --extra-cflags=*)
1029 ;;
1030 --extra-cxxflags=*)
1031 ;;
1032 --extra-ldflags=*)
1033 ;;
1034 --enable-debug-info)
1035 ;;
1036 --disable-debug-info)
1037 ;;
1038 --cross-cc-*)
1039 ;;
1040 --enable-modules)
1041 modules="yes"
1042 ;;
1043 --disable-modules)
1044 modules="no"
1045 ;;
1046 --disable-module-upgrades) module_upgrades="no"
1047 ;;
1048 --enable-module-upgrades) module_upgrades="yes"
1049 ;;
1050 --cpu=*)
1051 ;;
1052 --target-list=*) target_list="$optarg"
1053 if test "$target_list_exclude"; then
1054 error_exit "Can't mix --target-list with --target-list-exclude"
1055 fi
1056 ;;
1057 --target-list-exclude=*) target_list_exclude="$optarg"
1058 if test "$target_list"; then
1059 error_exit "Can't mix --target-list-exclude with --target-list"
1060 fi
1061 ;;
1062 --enable-trace-backends=*) trace_backends="$optarg"
1063 ;;
1064 # XXX: backwards compatibility
1065 --enable-trace-backend=*) trace_backends="$optarg"
1066 ;;
1067 --with-trace-file=*) trace_file="$optarg"
1068 ;;
1069 --with-default-devices) default_devices="yes"
1070 ;;
1071 --without-default-devices) default_devices="no"
1072 ;;
1073 --enable-gprof) gprof="yes"
1074 ;;
1075 --enable-gcov) gcov="yes"
1076 ;;
1077 --static)
1078 static="yes"
1079 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1080 ;;
1081 --mandir=*) mandir="$optarg"
1082 ;;
1083 --bindir=*) bindir="$optarg"
1084 ;;
1085 --libdir=*) libdir="$optarg"
1086 ;;
1087 --libexecdir=*) libexecdir="$optarg"
1088 ;;
1089 --includedir=*) includedir="$optarg"
1090 ;;
1091 --datadir=*) datadir="$optarg"
1092 ;;
1093 --with-confsuffix=*) confsuffix="$optarg"
1094 ;;
1095 --docdir=*) qemu_docdir="$optarg"
1096 ;;
1097 --sysconfdir=*) sysconfdir="$optarg"
1098 ;;
1099 --localstatedir=*) local_statedir="$optarg"
1100 ;;
1101 --firmwarepath=*) firmwarepath="$optarg"
1102 ;;
1103 --host=*|--build=*|\
1104 --disable-dependency-tracking|\
1105 --sbindir=*|--sharedstatedir=*|\
1106 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1107 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1108 # These switches are silently ignored, for compatibility with
1109 # autoconf-generated configure scripts. This allows QEMU's
1110 # configure to be used by RPM and similar macros that set
1111 # lots of directory switches by default.
1112 ;;
1113 --disable-sdl) sdl="no"
1114 ;;
1115 --enable-sdl) sdl="yes"
1116 ;;
1117 --disable-sdl-image) sdl_image="no"
1118 ;;
1119 --enable-sdl-image) sdl_image="yes"
1120 ;;
1121 --disable-qom-cast-debug) qom_cast_debug="no"
1122 ;;
1123 --enable-qom-cast-debug) qom_cast_debug="yes"
1124 ;;
1125 --disable-virtfs) virtfs="no"
1126 ;;
1127 --enable-virtfs) virtfs="yes"
1128 ;;
1129 --disable-mpath) mpath="no"
1130 ;;
1131 --enable-mpath) mpath="yes"
1132 ;;
1133 --disable-vnc) vnc="no"
1134 ;;
1135 --enable-vnc) vnc="yes"
1136 ;;
1137 --oss-lib=*) oss_lib="$optarg"
1138 ;;
1139 --audio-drv-list=*) audio_drv_list="$optarg"
1140 ;;
1141 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1142 ;;
1143 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1144 ;;
1145 --enable-debug-tcg) debug_tcg="yes"
1146 ;;
1147 --disable-debug-tcg) debug_tcg="no"
1148 ;;
1149 --enable-debug)
1150 # Enable debugging options that aren't excessively noisy
1151 debug_tcg="yes"
1152 debug_mutex="yes"
1153 debug="yes"
1154 strip_opt="no"
1155 fortify_source="no"
1156 ;;
1157 --enable-sanitizers) sanitizers="yes"
1158 ;;
1159 --disable-sanitizers) sanitizers="no"
1160 ;;
1161 --enable-tsan) tsan="yes"
1162 ;;
1163 --disable-tsan) tsan="no"
1164 ;;
1165 --enable-sparse) sparse="yes"
1166 ;;
1167 --disable-sparse) sparse="no"
1168 ;;
1169 --disable-strip) strip_opt="no"
1170 ;;
1171 --disable-vnc-sasl) vnc_sasl="no"
1172 ;;
1173 --enable-vnc-sasl) vnc_sasl="yes"
1174 ;;
1175 --disable-vnc-jpeg) vnc_jpeg="no"
1176 ;;
1177 --enable-vnc-jpeg) vnc_jpeg="yes"
1178 ;;
1179 --disable-vnc-png) vnc_png="no"
1180 ;;
1181 --enable-vnc-png) vnc_png="yes"
1182 ;;
1183 --disable-slirp) slirp="no"
1184 ;;
1185 --enable-slirp=git) slirp="git"
1186 ;;
1187 --enable-slirp=system) slirp="system"
1188 ;;
1189 --disable-vde) vde="no"
1190 ;;
1191 --enable-vde) vde="yes"
1192 ;;
1193 --disable-netmap) netmap="no"
1194 ;;
1195 --enable-netmap) netmap="yes"
1196 ;;
1197 --disable-xen) xen="no"
1198 ;;
1199 --enable-xen) xen="yes"
1200 ;;
1201 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1202 ;;
1203 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1204 ;;
1205 --disable-brlapi) brlapi="no"
1206 ;;
1207 --enable-brlapi) brlapi="yes"
1208 ;;
1209 --disable-kvm) kvm="no"
1210 ;;
1211 --enable-kvm) kvm="yes"
1212 ;;
1213 --disable-hax) hax="no"
1214 ;;
1215 --enable-hax) hax="yes"
1216 ;;
1217 --disable-hvf) hvf="no"
1218 ;;
1219 --enable-hvf) hvf="yes"
1220 ;;
1221 --disable-whpx) whpx="no"
1222 ;;
1223 --enable-whpx) whpx="yes"
1224 ;;
1225 --disable-tcg-interpreter) tcg_interpreter="no"
1226 ;;
1227 --enable-tcg-interpreter) tcg_interpreter="yes"
1228 ;;
1229 --disable-cap-ng) cap_ng="no"
1230 ;;
1231 --enable-cap-ng) cap_ng="yes"
1232 ;;
1233 --disable-tcg) tcg="no"
1234 ;;
1235 --enable-tcg) tcg="yes"
1236 ;;
1237 --disable-malloc-trim) malloc_trim="no"
1238 ;;
1239 --enable-malloc-trim) malloc_trim="yes"
1240 ;;
1241 --disable-spice) spice="no"
1242 ;;
1243 --enable-spice) spice="yes"
1244 ;;
1245 --disable-libiscsi) libiscsi="no"
1246 ;;
1247 --enable-libiscsi) libiscsi="yes"
1248 ;;
1249 --disable-libnfs) libnfs="no"
1250 ;;
1251 --enable-libnfs) libnfs="yes"
1252 ;;
1253 --enable-profiler) profiler="yes"
1254 ;;
1255 --disable-cocoa) cocoa="no"
1256 ;;
1257 --enable-cocoa)
1258 cocoa="yes" ;
1259 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1260 ;;
1261 --disable-system) softmmu="no"
1262 ;;
1263 --enable-system) softmmu="yes"
1264 ;;
1265 --disable-user)
1266 linux_user="no" ;
1267 bsd_user="no" ;
1268 ;;
1269 --enable-user) ;;
1270 --disable-linux-user) linux_user="no"
1271 ;;
1272 --enable-linux-user) linux_user="yes"
1273 ;;
1274 --disable-bsd-user) bsd_user="no"
1275 ;;
1276 --enable-bsd-user) bsd_user="yes"
1277 ;;
1278 --enable-pie) pie="yes"
1279 ;;
1280 --disable-pie) pie="no"
1281 ;;
1282 --enable-werror) werror="yes"
1283 ;;
1284 --disable-werror) werror="no"
1285 ;;
1286 --enable-stack-protector) stack_protector="yes"
1287 ;;
1288 --disable-stack-protector) stack_protector="no"
1289 ;;
1290 --disable-curses) curses="no"
1291 ;;
1292 --enable-curses) curses="yes"
1293 ;;
1294 --disable-iconv) iconv="no"
1295 ;;
1296 --enable-iconv) iconv="yes"
1297 ;;
1298 --disable-curl) curl="no"
1299 ;;
1300 --enable-curl) curl="yes"
1301 ;;
1302 --disable-fdt) fdt="no"
1303 ;;
1304 --enable-fdt) fdt="yes"
1305 ;;
1306 --disable-linux-aio) linux_aio="no"
1307 ;;
1308 --enable-linux-aio) linux_aio="yes"
1309 ;;
1310 --disable-linux-io-uring) linux_io_uring="no"
1311 ;;
1312 --enable-linux-io-uring) linux_io_uring="yes"
1313 ;;
1314 --disable-attr) attr="no"
1315 ;;
1316 --enable-attr) attr="yes"
1317 ;;
1318 --disable-membarrier) membarrier="no"
1319 ;;
1320 --enable-membarrier) membarrier="yes"
1321 ;;
1322 --disable-blobs) blobs="no"
1323 ;;
1324 --with-pkgversion=*) pkgversion="$optarg"
1325 ;;
1326 --with-coroutine=*) coroutine="$optarg"
1327 ;;
1328 --disable-coroutine-pool) coroutine_pool="no"
1329 ;;
1330 --enable-coroutine-pool) coroutine_pool="yes"
1331 ;;
1332 --enable-debug-stack-usage) debug_stack_usage="yes"
1333 ;;
1334 --enable-crypto-afalg) crypto_afalg="yes"
1335 ;;
1336 --disable-crypto-afalg) crypto_afalg="no"
1337 ;;
1338 --disable-docs) docs="no"
1339 ;;
1340 --enable-docs) docs="yes"
1341 ;;
1342 --disable-vhost-net) vhost_net="no"
1343 ;;
1344 --enable-vhost-net) vhost_net="yes"
1345 ;;
1346 --disable-vhost-crypto) vhost_crypto="no"
1347 ;;
1348 --enable-vhost-crypto) vhost_crypto="yes"
1349 ;;
1350 --disable-vhost-scsi) vhost_scsi="no"
1351 ;;
1352 --enable-vhost-scsi) vhost_scsi="yes"
1353 ;;
1354 --disable-vhost-vsock) vhost_vsock="no"
1355 ;;
1356 --enable-vhost-vsock) vhost_vsock="yes"
1357 ;;
1358 --disable-vhost-user-fs) vhost_user_fs="no"
1359 ;;
1360 --enable-vhost-user-fs) vhost_user_fs="yes"
1361 ;;
1362 --disable-opengl) opengl="no"
1363 ;;
1364 --enable-opengl) opengl="yes"
1365 ;;
1366 --disable-rbd) rbd="no"
1367 ;;
1368 --enable-rbd) rbd="yes"
1369 ;;
1370 --disable-xfsctl) xfs="no"
1371 ;;
1372 --enable-xfsctl) xfs="yes"
1373 ;;
1374 --disable-smartcard) smartcard="no"
1375 ;;
1376 --enable-smartcard) smartcard="yes"
1377 ;;
1378 --disable-libusb) libusb="no"
1379 ;;
1380 --enable-libusb) libusb="yes"
1381 ;;
1382 --disable-usb-redir) usb_redir="no"
1383 ;;
1384 --enable-usb-redir) usb_redir="yes"
1385 ;;
1386 --disable-zlib-test) zlib="no"
1387 ;;
1388 --disable-lzo) lzo="no"
1389 ;;
1390 --enable-lzo) lzo="yes"
1391 ;;
1392 --disable-snappy) snappy="no"
1393 ;;
1394 --enable-snappy) snappy="yes"
1395 ;;
1396 --disable-bzip2) bzip2="no"
1397 ;;
1398 --enable-bzip2) bzip2="yes"
1399 ;;
1400 --enable-lzfse) lzfse="yes"
1401 ;;
1402 --disable-lzfse) lzfse="no"
1403 ;;
1404 --disable-zstd) zstd="no"
1405 ;;
1406 --enable-zstd) zstd="yes"
1407 ;;
1408 --enable-guest-agent) guest_agent="yes"
1409 ;;
1410 --disable-guest-agent) guest_agent="no"
1411 ;;
1412 --enable-guest-agent-msi) guest_agent_msi="yes"
1413 ;;
1414 --disable-guest-agent-msi) guest_agent_msi="no"
1415 ;;
1416 --with-vss-sdk) vss_win32_sdk=""
1417 ;;
1418 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1419 ;;
1420 --without-vss-sdk) vss_win32_sdk="no"
1421 ;;
1422 --with-win-sdk) win_sdk=""
1423 ;;
1424 --with-win-sdk=*) win_sdk="$optarg"
1425 ;;
1426 --without-win-sdk) win_sdk="no"
1427 ;;
1428 --enable-tools) want_tools="yes"
1429 ;;
1430 --disable-tools) want_tools="no"
1431 ;;
1432 --enable-seccomp) seccomp="yes"
1433 ;;
1434 --disable-seccomp) seccomp="no"
1435 ;;
1436 --disable-glusterfs) glusterfs="no"
1437 ;;
1438 --disable-avx2) avx2_opt="no"
1439 ;;
1440 --enable-avx2) avx2_opt="yes"
1441 ;;
1442 --disable-avx512f) avx512f_opt="no"
1443 ;;
1444 --enable-avx512f) avx512f_opt="yes"
1445 ;;
1446
1447 --enable-glusterfs) glusterfs="yes"
1448 ;;
1449 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1450 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1451 ;;
1452 --enable-vhdx|--disable-vhdx)
1453 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1454 ;;
1455 --enable-uuid|--disable-uuid)
1456 echo "$0: $opt is obsolete, UUID support is always built" >&2
1457 ;;
1458 --disable-gtk) gtk="no"
1459 ;;
1460 --enable-gtk) gtk="yes"
1461 ;;
1462 --tls-priority=*) tls_priority="$optarg"
1463 ;;
1464 --disable-gnutls) gnutls="no"
1465 ;;
1466 --enable-gnutls) gnutls="yes"
1467 ;;
1468 --disable-nettle) nettle="no"
1469 ;;
1470 --enable-nettle) nettle="yes"
1471 ;;
1472 --disable-gcrypt) gcrypt="no"
1473 ;;
1474 --enable-gcrypt) gcrypt="yes"
1475 ;;
1476 --disable-auth-pam) auth_pam="no"
1477 ;;
1478 --enable-auth-pam) auth_pam="yes"
1479 ;;
1480 --enable-rdma) rdma="yes"
1481 ;;
1482 --disable-rdma) rdma="no"
1483 ;;
1484 --enable-pvrdma) pvrdma="yes"
1485 ;;
1486 --disable-pvrdma) pvrdma="no"
1487 ;;
1488 --disable-vte) vte="no"
1489 ;;
1490 --enable-vte) vte="yes"
1491 ;;
1492 --disable-virglrenderer) virglrenderer="no"
1493 ;;
1494 --enable-virglrenderer) virglrenderer="yes"
1495 ;;
1496 --disable-tpm) tpm="no"
1497 ;;
1498 --enable-tpm) tpm="yes"
1499 ;;
1500 --disable-libssh) libssh="no"
1501 ;;
1502 --enable-libssh) libssh="yes"
1503 ;;
1504 --disable-live-block-migration) live_block_migration="no"
1505 ;;
1506 --enable-live-block-migration) live_block_migration="yes"
1507 ;;
1508 --disable-numa) numa="no"
1509 ;;
1510 --enable-numa) numa="yes"
1511 ;;
1512 --disable-libxml2) libxml2="no"
1513 ;;
1514 --enable-libxml2) libxml2="yes"
1515 ;;
1516 --disable-tcmalloc) tcmalloc="no"
1517 ;;
1518 --enable-tcmalloc) tcmalloc="yes"
1519 ;;
1520 --disable-jemalloc) jemalloc="no"
1521 ;;
1522 --enable-jemalloc) jemalloc="yes"
1523 ;;
1524 --disable-replication) replication="no"
1525 ;;
1526 --enable-replication) replication="yes"
1527 ;;
1528 --disable-vxhs) vxhs="no"
1529 ;;
1530 --enable-vxhs) vxhs="yes"
1531 ;;
1532 --disable-bochs) bochs="no"
1533 ;;
1534 --enable-bochs) bochs="yes"
1535 ;;
1536 --disable-cloop) cloop="no"
1537 ;;
1538 --enable-cloop) cloop="yes"
1539 ;;
1540 --disable-dmg) dmg="no"
1541 ;;
1542 --enable-dmg) dmg="yes"
1543 ;;
1544 --disable-qcow1) qcow1="no"
1545 ;;
1546 --enable-qcow1) qcow1="yes"
1547 ;;
1548 --disable-vdi) vdi="no"
1549 ;;
1550 --enable-vdi) vdi="yes"
1551 ;;
1552 --disable-vvfat) vvfat="no"
1553 ;;
1554 --enable-vvfat) vvfat="yes"
1555 ;;
1556 --disable-qed) qed="no"
1557 ;;
1558 --enable-qed) qed="yes"
1559 ;;
1560 --disable-parallels) parallels="no"
1561 ;;
1562 --enable-parallels) parallels="yes"
1563 ;;
1564 --disable-sheepdog) sheepdog="no"
1565 ;;
1566 --enable-sheepdog) sheepdog="yes"
1567 ;;
1568 --disable-vhost-user) vhost_user="no"
1569 ;;
1570 --enable-vhost-user) vhost_user="yes"
1571 ;;
1572 --disable-vhost-kernel) vhost_kernel="no"
1573 ;;
1574 --enable-vhost-kernel) vhost_kernel="yes"
1575 ;;
1576 --disable-capstone) capstone="no"
1577 ;;
1578 --enable-capstone) capstone="yes"
1579 ;;
1580 --enable-capstone=git) capstone="git"
1581 ;;
1582 --enable-capstone=system) capstone="system"
1583 ;;
1584 --with-git=*) git="$optarg"
1585 ;;
1586 --enable-git-update) git_update=yes
1587 ;;
1588 --disable-git-update) git_update=no
1589 ;;
1590 --enable-debug-mutex) debug_mutex=yes
1591 ;;
1592 --disable-debug-mutex) debug_mutex=no
1593 ;;
1594 --enable-libpmem) libpmem=yes
1595 ;;
1596 --disable-libpmem) libpmem=no
1597 ;;
1598 --enable-xkbcommon) xkbcommon=yes
1599 ;;
1600 --disable-xkbcommon) xkbcommon=no
1601 ;;
1602 --enable-plugins) plugins="yes"
1603 ;;
1604 --disable-plugins) plugins="no"
1605 ;;
1606 --enable-containers) use_containers="yes"
1607 ;;
1608 --disable-containers) use_containers="no"
1609 ;;
1610 --enable-fuzzing) fuzzing=yes
1611 ;;
1612 --disable-fuzzing) fuzzing=no
1613 ;;
1614 --gdb=*) gdb_bin="$optarg"
1615 ;;
1616 --enable-rng-none) rng_none=yes
1617 ;;
1618 --disable-rng-none) rng_none=no
1619 ;;
1620 --enable-keyring) secret_keyring="yes"
1621 ;;
1622 --disable-keyring) secret_keyring="no"
1623 ;;
1624 *)
1625 echo "ERROR: unknown option $opt"
1626 echo "Try '$0 --help' for more information"
1627 exit 1
1628 ;;
1629 esac
1630 done
1631
1632 case "$cpu" in
1633 ppc)
1634 CPU_CFLAGS="-m32"
1635 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1636 ;;
1637 ppc64)
1638 CPU_CFLAGS="-m64"
1639 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1640 ;;
1641 sparc)
1642 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1643 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1644 ;;
1645 sparc64)
1646 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1647 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1648 ;;
1649 s390)
1650 CPU_CFLAGS="-m31"
1651 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1652 ;;
1653 s390x)
1654 CPU_CFLAGS="-m64"
1655 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1656 ;;
1657 i386)
1658 CPU_CFLAGS="-m32"
1659 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1660 ;;
1661 x86_64)
1662 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1663 # If we truly care, we should simply detect this case at
1664 # runtime and generate the fallback to serial emulation.
1665 CPU_CFLAGS="-m64 -mcx16"
1666 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1667 ;;
1668 x32)
1669 CPU_CFLAGS="-mx32"
1670 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1671 ;;
1672 # No special flags required for other host CPUs
1673 esac
1674
1675 eval "cross_cc_${cpu}=\$host_cc"
1676 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1677 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1678
1679 # For user-mode emulation the host arch has to be one we explicitly
1680 # support, even if we're using TCI.
1681 if [ "$ARCH" = "unknown" ]; then
1682 bsd_user="no"
1683 linux_user="no"
1684 fi
1685
1686 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1687 tcg="no"
1688 fi
1689
1690 default_target_list=""
1691
1692 mak_wilds=""
1693
1694 if [ "$softmmu" = "yes" ]; then
1695 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1696 fi
1697 if [ "$linux_user" = "yes" ]; then
1698 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1699 fi
1700 if [ "$bsd_user" = "yes" ]; then
1701 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1702 fi
1703
1704 if test -z "$target_list_exclude"; then
1705 for config in $mak_wilds; do
1706 default_target_list="${default_target_list} $(basename "$config" .mak)"
1707 done
1708 else
1709 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1710 for config in $mak_wilds; do
1711 target="$(basename "$config" .mak)"
1712 exclude="no"
1713 for excl in $exclude_list; do
1714 if test "$excl" = "$target"; then
1715 exclude="yes"
1716 break;
1717 fi
1718 done
1719 if test "$exclude" = "no"; then
1720 default_target_list="${default_target_list} $target"
1721 fi
1722 done
1723 fi
1724
1725 # Enumerate public trace backends for --help output
1726 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1727
1728 if test x"$show_help" = x"yes" ; then
1729 cat << EOF
1730
1731 Usage: configure [options]
1732 Options: [defaults in brackets after descriptions]
1733
1734 Standard options:
1735 --help print this message
1736 --prefix=PREFIX install in PREFIX [$prefix]
1737 --interp-prefix=PREFIX where to find shared libraries, etc.
1738 use %M for cpu name [$interp_prefix]
1739 --target-list=LIST set target list (default: build everything)
1740 $(echo Available targets: $default_target_list | \
1741 fold -s -w 53 | sed -e 's/^/ /')
1742 --target-list-exclude=LIST exclude a set of targets from the default target-list
1743
1744 Advanced options (experts only):
1745 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1746 --cc=CC use C compiler CC [$cc]
1747 --iasl=IASL use ACPI compiler IASL [$iasl]
1748 --host-cc=CC use C compiler CC [$host_cc] for code run at
1749 build time
1750 --cxx=CXX use C++ compiler CXX [$cxx]
1751 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1752 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1753 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1754 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1755 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1756 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1757 --make=MAKE use specified make [$make]
1758 --install=INSTALL use specified install [$install]
1759 --python=PYTHON use specified python [$python]
1760 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1761 --smbd=SMBD use specified smbd [$smbd]
1762 --with-git=GIT use specified git [$git]
1763 --static enable static build [$static]
1764 --mandir=PATH install man pages in PATH
1765 --datadir=PATH install firmware in PATH$confsuffix
1766 --docdir=PATH install documentation in PATH$confsuffix
1767 --bindir=PATH install binaries in PATH
1768 --libdir=PATH install libraries in PATH
1769 --libexecdir=PATH install helper binaries in PATH
1770 --sysconfdir=PATH install config in PATH$confsuffix
1771 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1772 --firmwarepath=PATH search PATH for firmware files
1773 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1774 --with-pkgversion=VERS use specified string as sub-version of the package
1775 --enable-debug enable common debug build options
1776 --enable-sanitizers enable default sanitizers
1777 --enable-tsan enable thread sanitizer
1778 --disable-strip disable stripping binaries
1779 --disable-werror disable compilation abort on warning
1780 --disable-stack-protector disable compiler-provided stack protection
1781 --audio-drv-list=LIST set audio drivers list:
1782 Available drivers: $audio_possible_drivers
1783 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1784 --block-drv-rw-whitelist=L
1785 set block driver read-write whitelist
1786 (affects only QEMU, not qemu-img)
1787 --block-drv-ro-whitelist=L
1788 set block driver read-only whitelist
1789 (affects only QEMU, not qemu-img)
1790 --enable-trace-backends=B Set trace backend
1791 Available backends: $trace_backend_list
1792 --with-trace-file=NAME Full PATH,NAME of file to store traces
1793 Default:trace-<pid>
1794 --disable-slirp disable SLIRP userspace network connectivity
1795 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1796 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1797 --oss-lib path to OSS library
1798 --cpu=CPU Build for host CPU [$cpu]
1799 --with-coroutine=BACKEND coroutine backend. Supported options:
1800 ucontext, sigaltstack, windows
1801 --enable-gcov enable test coverage analysis with gcov
1802 --gcov=GCOV use specified gcov [$gcov_tool]
1803 --disable-blobs disable installing provided firmware blobs
1804 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1805 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1806 --tls-priority default TLS protocol/cipher priority string
1807 --enable-gprof QEMU profiling with gprof
1808 --enable-profiler profiler support
1809 --enable-debug-stack-usage
1810 track the maximum stack usage of stacks created by qemu_alloc_stack
1811 --enable-plugins
1812 enable plugins via shared library loading
1813 --disable-containers don't use containers for cross-building
1814 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1815
1816 Optional features, enabled with --enable-FEATURE and
1817 disabled with --disable-FEATURE, default is enabled if available:
1818
1819 system all system emulation targets
1820 user supported user emulation targets
1821 linux-user all linux usermode emulation targets
1822 bsd-user all BSD usermode emulation targets
1823 docs build documentation
1824 guest-agent build the QEMU Guest Agent
1825 guest-agent-msi build guest agent Windows MSI installation package
1826 pie Position Independent Executables
1827 modules modules support (non-Windows)
1828 module-upgrades try to load modules from alternate paths for upgrades
1829 debug-tcg TCG debugging (default is disabled)
1830 debug-info debugging information
1831 sparse sparse checker
1832
1833 gnutls GNUTLS cryptography support
1834 nettle nettle cryptography support
1835 gcrypt libgcrypt cryptography support
1836 auth-pam PAM access control
1837 sdl SDL UI
1838 sdl-image SDL Image support for icons
1839 gtk gtk UI
1840 vte vte support for the gtk UI
1841 curses curses UI
1842 iconv font glyph conversion support
1843 vnc VNC UI support
1844 vnc-sasl SASL encryption for VNC server
1845 vnc-jpeg JPEG lossy compression for VNC server
1846 vnc-png PNG compression for VNC server
1847 cocoa Cocoa UI (Mac OS X only)
1848 virtfs VirtFS
1849 mpath Multipath persistent reservation passthrough
1850 xen xen backend driver support
1851 xen-pci-passthrough PCI passthrough support for Xen
1852 brlapi BrlAPI (Braile)
1853 curl curl connectivity
1854 membarrier membarrier system call (for Linux 4.14+ or Windows)
1855 fdt fdt device tree
1856 kvm KVM acceleration support
1857 hax HAX acceleration support
1858 hvf Hypervisor.framework acceleration support
1859 whpx Windows Hypervisor Platform acceleration support
1860 rdma Enable RDMA-based migration
1861 pvrdma Enable PVRDMA support
1862 vde support for vde network
1863 netmap support for netmap network
1864 linux-aio Linux AIO support
1865 linux-io-uring Linux io_uring support
1866 cap-ng libcap-ng support
1867 attr attr and xattr support
1868 vhost-net vhost-net kernel acceleration support
1869 vhost-vsock virtio sockets device support
1870 vhost-scsi vhost-scsi kernel target support
1871 vhost-crypto vhost-user-crypto backend support
1872 vhost-kernel vhost kernel backend support
1873 vhost-user vhost-user backend support
1874 spice spice
1875 rbd rados block device (rbd)
1876 libiscsi iscsi support
1877 libnfs nfs support
1878 smartcard smartcard support (libcacard)
1879 libusb libusb (for usb passthrough)
1880 live-block-migration Block migration in the main migration stream
1881 usb-redir usb network redirection support
1882 lzo support of lzo compression library
1883 snappy support of snappy compression library
1884 bzip2 support of bzip2 compression library
1885 (for reading bzip2-compressed dmg images)
1886 lzfse support of lzfse compression library
1887 (for reading lzfse-compressed dmg images)
1888 zstd support for zstd compression library
1889 (for migration compression and qcow2 cluster compression)
1890 seccomp seccomp support
1891 coroutine-pool coroutine freelist (better performance)
1892 glusterfs GlusterFS backend
1893 tpm TPM support
1894 libssh ssh block device support
1895 numa libnuma support
1896 libxml2 for Parallels image format
1897 tcmalloc tcmalloc support
1898 jemalloc jemalloc support
1899 avx2 AVX2 optimization support
1900 avx512f AVX512F optimization support
1901 replication replication support
1902 opengl opengl support
1903 virglrenderer virgl rendering support
1904 xfsctl xfsctl support
1905 qom-cast-debug cast debugging support
1906 tools build qemu-io, qemu-nbd and qemu-img tools
1907 vxhs Veritas HyperScale vDisk backend support
1908 bochs bochs image format support
1909 cloop cloop image format support
1910 dmg dmg image format support
1911 qcow1 qcow v1 image format support
1912 vdi vdi image format support
1913 vvfat vvfat image format support
1914 qed qed image format support
1915 parallels parallels image format support
1916 sheepdog sheepdog block driver support
1917 crypto-afalg Linux AF_ALG crypto backend driver
1918 capstone capstone disassembler support
1919 debug-mutex mutex debugging support
1920 libpmem libpmem support
1921 xkbcommon xkbcommon support
1922 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1923
1924 NOTE: The object files are built at the place where configure is launched
1925 EOF
1926 exit 0
1927 fi
1928
1929 # Remove old dependency files to make sure that they get properly regenerated
1930 rm -f */config-devices.mak.d
1931
1932 # Remove syscall_nr.h to be sure they will be regenerated in the build
1933 # directory, not in the source directory
1934 for arch in alpha hppa m68k xtensa sh4 microblaze arm ppc s390x sparc sparc64 \
1935 i386 x86_64 mips mips64 ; do
1936 # remove the file if it has been generated in the source directory
1937 rm -f "${source_path}/linux-user/${arch}/syscall_nr.h"
1938 # remove the dependency files
1939 for target in ${arch}*-linux-user ; do
1940 test -d "${target}" && find "${target}" -type f -name "*.d" \
1941 -exec grep -q "${source_path}/linux-user/${arch}/syscall_nr.h" {} \; \
1942 -print | while read file ; do rm "${file}" "${file%.d}.o" ; done
1943 done
1944 done
1945
1946 if test -z "$python"
1947 then
1948 error_exit "Python not found. Use --python=/path/to/python"
1949 fi
1950
1951 # Note that if the Python conditional here evaluates True we will exit
1952 # with status 1 which is a shell 'false' value.
1953 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1954 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1955 "Use --python=/path/to/python to specify a supported Python."
1956 fi
1957
1958 # Preserve python version since some functionality is dependent on it
1959 python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
1960
1961 # Suppress writing compiled files
1962 python="$python -B"
1963
1964 # Check that the C compiler works. Doing this here before testing
1965 # the host CPU ensures that we had a valid CC to autodetect the
1966 # $cpu var (and we should bail right here if that's not the case).
1967 # It also allows the help message to be printed without a CC.
1968 write_c_skeleton;
1969 if compile_object ; then
1970 : C compiler works ok
1971 else
1972 error_exit "\"$cc\" either does not exist or does not work"
1973 fi
1974 if ! compile_prog ; then
1975 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1976 fi
1977
1978 # Now we have handled --enable-tcg-interpreter and know we're not just
1979 # printing the help message, bail out if the host CPU isn't supported.
1980 if test "$ARCH" = "unknown"; then
1981 if test "$tcg_interpreter" = "yes" ; then
1982 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1983 else
1984 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1985 fi
1986 fi
1987
1988 # Consult white-list to determine whether to enable werror
1989 # by default. Only enable by default for git builds
1990 if test -z "$werror" ; then
1991 if test -e "$source_path/.git" && \
1992 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1993 werror="yes"
1994 else
1995 werror="no"
1996 fi
1997 fi
1998
1999 if test "$bogus_os" = "yes"; then
2000 # Now that we know that we're not printing the help and that
2001 # the compiler works (so the results of the check_defines we used
2002 # to identify the OS are reliable), if we didn't recognize the
2003 # host OS we should stop now.
2004 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2005 fi
2006
2007 # Check whether the compiler matches our minimum requirements:
2008 cat > $TMPC << EOF
2009 #if defined(__clang_major__) && defined(__clang_minor__)
2010 # ifdef __apple_build_version__
2011 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2012 # error You need at least XCode Clang v5.1 to compile QEMU
2013 # endif
2014 # else
2015 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2016 # error You need at least Clang v3.4 to compile QEMU
2017 # endif
2018 # endif
2019 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2020 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2021 # error You need at least GCC v4.8 to compile QEMU
2022 # endif
2023 #else
2024 # error You either need GCC or Clang to compiler QEMU
2025 #endif
2026 int main (void) { return 0; }
2027 EOF
2028 if ! compile_prog "" "" ; then
2029 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2030 fi
2031
2032 # Accumulate -Wfoo and -Wno-bar separately.
2033 # We will list all of the enable flags first, and the disable flags second.
2034 # Note that we do not add -Werror, because that would enable it for all
2035 # configure tests. If a configure test failed due to -Werror this would
2036 # just silently disable some features, so it's too error prone.
2037
2038 warn_flags=
2039 add_to warn_flags -Wold-style-declaration
2040 add_to warn_flags -Wold-style-definition
2041 add_to warn_flags -Wtype-limits
2042 add_to warn_flags -Wformat-security
2043 add_to warn_flags -Wformat-y2k
2044 add_to warn_flags -Winit-self
2045 add_to warn_flags -Wignored-qualifiers
2046 add_to warn_flags -Wempty-body
2047 add_to warn_flags -Wnested-externs
2048 add_to warn_flags -Wendif-labels
2049 add_to warn_flags -Wexpansion-to-defined
2050
2051 nowarn_flags=
2052 add_to nowarn_flags -Wno-initializer-overrides
2053 add_to nowarn_flags -Wno-missing-include-dirs
2054 add_to nowarn_flags -Wno-shift-negative-value
2055 add_to nowarn_flags -Wno-string-plus-int
2056 add_to nowarn_flags -Wno-typedef-redefinition
2057 add_to nowarn_flags -Wno-tautological-type-limit-compare
2058 add_to nowarn_flags -Wno-psabi
2059
2060 gcc_flags="$warn_flags $nowarn_flags"
2061
2062 cc_has_warning_flag() {
2063 write_c_skeleton;
2064
2065 # Use the positive sense of the flag when testing for -Wno-wombat
2066 # support (gcc will happily accept the -Wno- form of unknown
2067 # warning options).
2068 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2069 compile_prog "-Werror $optflag" ""
2070 }
2071
2072 for flag in $gcc_flags; do
2073 if cc_has_warning_flag $flag ; then
2074 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2075 fi
2076 done
2077
2078 if test "$stack_protector" != "no"; then
2079 cat > $TMPC << EOF
2080 int main(int argc, char *argv[])
2081 {
2082 char arr[64], *p = arr, *c = argv[0];
2083 while (*c) {
2084 *p++ = *c++;
2085 }
2086 return 0;
2087 }
2088 EOF
2089 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2090 sp_on=0
2091 for flag in $gcc_flags; do
2092 # We need to check both a compile and a link, since some compiler
2093 # setups fail only on a .c->.o compile and some only at link time
2094 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2095 compile_prog "-Werror $flag" ""; then
2096 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2097 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2098 sp_on=1
2099 break
2100 fi
2101 done
2102 if test "$stack_protector" = yes; then
2103 if test $sp_on = 0; then
2104 error_exit "Stack protector not supported"
2105 fi
2106 fi
2107 fi
2108
2109 # Disable -Wmissing-braces on older compilers that warn even for
2110 # the "universal" C zero initializer {0}.
2111 cat > $TMPC << EOF
2112 struct {
2113 int a[2];
2114 } x = {0};
2115 EOF
2116 if compile_object "-Werror" "" ; then
2117 :
2118 else
2119 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2120 fi
2121
2122 # Our module code doesn't support Windows
2123 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2124 error_exit "Modules are not available for Windows"
2125 fi
2126
2127 # module_upgrades is only reasonable if modules are enabled
2128 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2129 error_exit "Can't enable module-upgrades as Modules are not enabled"
2130 fi
2131
2132 # Static linking is not possible with modules or PIE
2133 if test "$static" = "yes" ; then
2134 if test "$modules" = "yes" ; then
2135 error_exit "static and modules are mutually incompatible"
2136 fi
2137 fi
2138
2139 # Unconditional check for compiler __thread support
2140 cat > $TMPC << EOF
2141 static __thread int tls_var;
2142 int main(void) { return tls_var; }
2143 EOF
2144
2145 if ! compile_prog "-Werror" "" ; then
2146 error_exit "Your compiler does not support the __thread specifier for " \
2147 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2148 fi
2149
2150 cat > $TMPC << EOF
2151
2152 #ifdef __linux__
2153 # define THREAD __thread
2154 #else
2155 # define THREAD
2156 #endif
2157 static THREAD int tls_var;
2158 int main(void) { return tls_var; }
2159 EOF
2160
2161 # Check we support --no-pie first; we will need this for building ROMs.
2162 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2163 CFLAGS_NOPIE="-fno-pie"
2164 LDFLAGS_NOPIE="-no-pie"
2165 fi
2166
2167 if test "$static" = "yes"; then
2168 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2169 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2170 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2171 pie="yes"
2172 elif test "$pie" = "yes"; then
2173 error_exit "-static-pie not available due to missing toolchain support"
2174 else
2175 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2176 pie="no"
2177 fi
2178 elif test "$pie" = "no"; then
2179 QEMU_CFLAGS="$CFLAGS_NOPIE $QEMU_CFLAGS"
2180 QEMU_LDFLAGS="$LDFLAGS_NOPIE $QEMU_LDFLAGS"
2181 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2182 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2183 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2184 pie="yes"
2185 elif test "$pie" = "yes"; then
2186 error_exit "PIE not available due to missing toolchain support"
2187 else
2188 echo "Disabling PIE due to missing toolchain support"
2189 pie="no"
2190 fi
2191
2192 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2193 # The combination is known as "full relro", because .got.plt is read-only too.
2194 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2195 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2196 fi
2197
2198 ##########################################
2199 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2200 # use i686 as default anyway, but for those that don't, an explicit
2201 # specification is necessary
2202
2203 if test "$cpu" = "i386"; then
2204 cat > $TMPC << EOF
2205 static int sfaa(int *ptr)
2206 {
2207 return __sync_fetch_and_and(ptr, 0);
2208 }
2209
2210 int main(void)
2211 {
2212 int val = 42;
2213 val = __sync_val_compare_and_swap(&val, 0, 1);
2214 sfaa(&val);
2215 return val;
2216 }
2217 EOF
2218 if ! compile_prog "" "" ; then
2219 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2220 fi
2221 fi
2222
2223 #########################################
2224 # Solaris specific configure tool chain decisions
2225
2226 if test "$solaris" = "yes" ; then
2227 if has $install; then
2228 :
2229 else
2230 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2231 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2232 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2233 fi
2234 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2235 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2236 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2237 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2238 fi
2239 if has ar; then
2240 :
2241 else
2242 if test -f /usr/ccs/bin/ar ; then
2243 error_exit "No path includes ar" \
2244 "Add /usr/ccs/bin to your path and rerun configure"
2245 fi
2246 error_exit "No path includes ar"
2247 fi
2248 fi
2249
2250 if test -z "${target_list+xxx}" ; then
2251 for target in $default_target_list; do
2252 supported_target $target 2>/dev/null && \
2253 target_list="$target_list $target"
2254 done
2255 target_list="${target_list# }"
2256 else
2257 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2258 for target in $target_list; do
2259 # Check that we recognised the target name; this allows a more
2260 # friendly error message than if we let it fall through.
2261 case " $default_target_list " in
2262 *" $target "*)
2263 ;;
2264 *)
2265 error_exit "Unknown target name '$target'"
2266 ;;
2267 esac
2268 supported_target $target || exit 1
2269 done
2270 fi
2271
2272 # see if system emulation was really requested
2273 case " $target_list " in
2274 *"-softmmu "*) softmmu=yes
2275 ;;
2276 *) softmmu=no
2277 ;;
2278 esac
2279
2280 for target in $target_list; do
2281 case "$target" in
2282 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2283 edk2_blobs="yes"
2284 ;;
2285 esac
2286 done
2287 # The EDK2 binaries are compressed with bzip2
2288 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2289 error_exit "The bzip2 program is required for building QEMU"
2290 fi
2291
2292 feature_not_found() {
2293 feature=$1
2294 remedy=$2
2295
2296 error_exit "User requested feature $feature" \
2297 "configure was not able to find it." \
2298 "$remedy"
2299 }
2300
2301 # ---
2302 # big/little endian test
2303 cat > $TMPC << EOF
2304 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2305 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2306 extern int foo(short *, short *);
2307 int main(int argc, char *argv[]) {
2308 return foo(big_endian, little_endian);
2309 }
2310 EOF
2311
2312 if compile_object ; then
2313 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2314 bigendian="yes"
2315 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2316 bigendian="no"
2317 else
2318 echo big/little test failed
2319 fi
2320 else
2321 echo big/little test failed
2322 fi
2323
2324 ##########################################
2325 # system tools
2326 if test -z "$want_tools"; then
2327 if test "$softmmu" = "no"; then
2328 want_tools=no
2329 else
2330 want_tools=yes
2331 fi
2332 fi
2333
2334 ##########################################
2335 # cocoa implies not SDL or GTK
2336 # (the cocoa UI code currently assumes it is always the active UI
2337 # and doesn't interact well with other UI frontend code)
2338 if test "$cocoa" = "yes"; then
2339 if test "$sdl" = "yes"; then
2340 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2341 fi
2342 if test "$gtk" = "yes"; then
2343 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2344 fi
2345 gtk=no
2346 sdl=no
2347 fi
2348
2349 # Some versions of Mac OS X incorrectly define SIZE_MAX
2350 cat > $TMPC << EOF
2351 #include <stdint.h>
2352 #include <stdio.h>
2353 int main(int argc, char *argv[]) {
2354 return printf("%zu", SIZE_MAX);
2355 }
2356 EOF
2357 have_broken_size_max=no
2358 if ! compile_object -Werror ; then
2359 have_broken_size_max=yes
2360 fi
2361
2362 ##########################################
2363 # L2TPV3 probe
2364
2365 cat > $TMPC <<EOF
2366 #include <sys/socket.h>
2367 #include <linux/ip.h>
2368 int main(void) { return sizeof(struct mmsghdr); }
2369 EOF
2370 if compile_prog "" "" ; then
2371 l2tpv3=yes
2372 else
2373 l2tpv3=no
2374 fi
2375
2376 #########################################
2377 # vhost interdependencies and host support
2378
2379 # vhost backends
2380 test "$vhost_user" = "" && vhost_user=yes
2381 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2382 error_exit "vhost-user isn't available on win32"
2383 fi
2384 test "$vhost_kernel" = "" && vhost_kernel=$linux
2385 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2386 error_exit "vhost-kernel is only available on Linux"
2387 fi
2388
2389 # vhost-kernel devices
2390 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2391 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2392 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2393 fi
2394 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2395 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2396 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2397 fi
2398
2399 # vhost-user backends
2400 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2401 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2402 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2403 fi
2404 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2405 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2406 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2407 fi
2408 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2409 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2410 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2411 fi
2412
2413 # OR the vhost-kernel and vhost-user values for simplicity
2414 if test "$vhost_net" = ""; then
2415 test "$vhost_net_user" = "yes" && vhost_net=yes
2416 test "$vhost_kernel" = "yes" && vhost_net=yes
2417 fi
2418
2419 ##########################################
2420 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2421
2422 if test "$mingw32" = "yes"; then
2423 # Some versions of MinGW / Mingw-w64 lack localtime_r
2424 # and gmtime_r entirely.
2425 #
2426 # Some versions of Mingw-w64 define a macro for
2427 # localtime_r/gmtime_r.
2428 #
2429 # Some versions of Mingw-w64 will define functions
2430 # for localtime_r/gmtime_r, but only if you have
2431 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2432 # though, unistd.h and pthread.h both define
2433 # that for you.
2434 #
2435 # So this #undef localtime_r and #include <unistd.h>
2436 # are not in fact redundant.
2437 cat > $TMPC << EOF
2438 #include <unistd.h>
2439 #include <time.h>
2440 #undef localtime_r
2441 int main(void) { localtime_r(NULL, NULL); return 0; }
2442 EOF
2443 if compile_prog "" "" ; then
2444 localtime_r="yes"
2445 else
2446 localtime_r="no"
2447 fi
2448 fi
2449
2450 ##########################################
2451 # pkg-config probe
2452
2453 if ! has "$pkg_config_exe"; then
2454 error_exit "pkg-config binary '$pkg_config_exe' not found"
2455 fi
2456
2457 ##########################################
2458 # NPTL probe
2459
2460 if test "$linux_user" = "yes"; then
2461 cat > $TMPC <<EOF
2462 #include <sched.h>
2463 #include <linux/futex.h>
2464 int main(void) {
2465 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2466 #error bork
2467 #endif
2468 return 0;
2469 }
2470 EOF
2471 if ! compile_object ; then
2472 feature_not_found "nptl" "Install glibc and linux kernel headers."
2473 fi
2474 fi
2475
2476 ##########################################
2477 # lzo check
2478
2479 if test "$lzo" != "no" ; then
2480 cat > $TMPC << EOF
2481 #include <lzo/lzo1x.h>
2482 int main(void) { lzo_version(); return 0; }
2483 EOF
2484 if compile_prog "" "-llzo2" ; then
2485 libs_softmmu="$libs_softmmu -llzo2"
2486 lzo="yes"
2487 else
2488 if test "$lzo" = "yes"; then
2489 feature_not_found "liblzo2" "Install liblzo2 devel"
2490 fi
2491 lzo="no"
2492 fi
2493 fi
2494
2495 ##########################################
2496 # snappy check
2497
2498 if test "$snappy" != "no" ; then
2499 cat > $TMPC << EOF
2500 #include <snappy-c.h>
2501 int main(void) { snappy_max_compressed_length(4096); return 0; }
2502 EOF
2503 if compile_prog "" "-lsnappy" ; then
2504 libs_softmmu="$libs_softmmu -lsnappy"
2505 snappy="yes"
2506 else
2507 if test "$snappy" = "yes"; then
2508 feature_not_found "libsnappy" "Install libsnappy devel"
2509 fi
2510 snappy="no"
2511 fi
2512 fi
2513
2514 ##########################################
2515 # bzip2 check
2516
2517 if test "$bzip2" != "no" ; then
2518 cat > $TMPC << EOF
2519 #include <bzlib.h>
2520 int main(void) { BZ2_bzlibVersion(); return 0; }
2521 EOF
2522 if compile_prog "" "-lbz2" ; then
2523 bzip2="yes"
2524 else
2525 if test "$bzip2" = "yes"; then
2526 feature_not_found "libbzip2" "Install libbzip2 devel"
2527 fi
2528 bzip2="no"
2529 fi
2530 fi
2531
2532 ##########################################
2533 # lzfse check
2534
2535 if test "$lzfse" != "no" ; then
2536 cat > $TMPC << EOF
2537 #include <lzfse.h>
2538 int main(void) { lzfse_decode_scratch_size(); return 0; }
2539 EOF
2540 if compile_prog "" "-llzfse" ; then
2541 lzfse="yes"
2542 else
2543 if test "$lzfse" = "yes"; then
2544 feature_not_found "lzfse" "Install lzfse devel"
2545 fi
2546 lzfse="no"
2547 fi
2548 fi
2549
2550 ##########################################
2551 # zstd check
2552
2553 if test "$zstd" != "no" ; then
2554 libzstd_minver="1.4.0"
2555 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2556 zstd_cflags="$($pkg_config --cflags libzstd)"
2557 zstd_libs="$($pkg_config --libs libzstd)"
2558 LIBS="$zstd_libs $LIBS"
2559 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2560 zstd="yes"
2561 else
2562 if test "$zstd" = "yes" ; then
2563 feature_not_found "libzstd" "Install libzstd devel"
2564 fi
2565 zstd="no"
2566 fi
2567 fi
2568
2569 ##########################################
2570 # libseccomp check
2571
2572 if test "$seccomp" != "no" ; then
2573 libseccomp_minver="2.3.0"
2574 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2575 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2576 seccomp_libs="$($pkg_config --libs libseccomp)"
2577 seccomp="yes"
2578 else
2579 if test "$seccomp" = "yes" ; then
2580 feature_not_found "libseccomp" \
2581 "Install libseccomp devel >= $libseccomp_minver"
2582 fi
2583 seccomp="no"
2584 fi
2585 fi
2586 ##########################################
2587 # xen probe
2588
2589 if test "$xen" != "no" ; then
2590 # Check whether Xen library path is specified via --extra-ldflags to avoid
2591 # overriding this setting with pkg-config output. If not, try pkg-config
2592 # to obtain all needed flags.
2593
2594 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2595 $pkg_config --exists xencontrol ; then
2596 xen_ctrl_version="$(printf '%d%02d%02d' \
2597 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2598 xen=yes
2599 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2600 xen_pc="$xen_pc xenevtchn xendevicemodel"
2601 if $pkg_config --exists xentoolcore; then
2602 xen_pc="$xen_pc xentoolcore"
2603 fi
2604 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2605 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2606 else
2607
2608 xen_libs="-lxenstore -lxenctrl -lxenguest"
2609 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2610
2611 # First we test whether Xen headers and libraries are available.
2612 # If no, we are done and there is no Xen support.
2613 # If yes, more tests are run to detect the Xen version.
2614
2615 # Xen (any)
2616 cat > $TMPC <<EOF
2617 #include <xenctrl.h>
2618 int main(void) {
2619 return 0;
2620 }
2621 EOF
2622 if ! compile_prog "" "$xen_libs" ; then
2623 # Xen not found
2624 if test "$xen" = "yes" ; then
2625 feature_not_found "xen" "Install xen devel"
2626 fi
2627 xen=no
2628
2629 # Xen unstable
2630 elif
2631 cat > $TMPC <<EOF &&
2632 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2633 #define __XEN_TOOLS__
2634 #include <xendevicemodel.h>
2635 #include <xenforeignmemory.h>
2636 int main(void) {
2637 xendevicemodel_handle *xd;
2638 xenforeignmemory_handle *xfmem;
2639
2640 xd = xendevicemodel_open(0, 0);
2641 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2642
2643 xfmem = xenforeignmemory_open(0, 0);
2644 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2645
2646 return 0;
2647 }
2648 EOF
2649 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2650 then
2651 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2652 xen_ctrl_version=41100
2653 xen=yes
2654 elif
2655 cat > $TMPC <<EOF &&
2656 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2657 #include <xenforeignmemory.h>
2658 #include <xentoolcore.h>
2659 int main(void) {
2660 xenforeignmemory_handle *xfmem;
2661
2662 xfmem = xenforeignmemory_open(0, 0);
2663 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2664 xentoolcore_restrict_all(0);
2665
2666 return 0;
2667 }
2668 EOF
2669 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2670 then
2671 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2672 xen_ctrl_version=41000
2673 xen=yes
2674 elif
2675 cat > $TMPC <<EOF &&
2676 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2677 #define __XEN_TOOLS__
2678 #include <xendevicemodel.h>
2679 int main(void) {
2680 xendevicemodel_handle *xd;
2681
2682 xd = xendevicemodel_open(0, 0);
2683 xendevicemodel_close(xd);
2684
2685 return 0;
2686 }
2687 EOF
2688 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2689 then
2690 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2691 xen_ctrl_version=40900
2692 xen=yes
2693 elif
2694 cat > $TMPC <<EOF &&
2695 /*
2696 * If we have stable libs the we don't want the libxc compat
2697 * layers, regardless of what CFLAGS we may have been given.
2698 *
2699 * Also, check if xengnttab_grant_copy_segment_t is defined and
2700 * grant copy operation is implemented.
2701 */
2702 #undef XC_WANT_COMPAT_EVTCHN_API
2703 #undef XC_WANT_COMPAT_GNTTAB_API
2704 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2705 #include <xenctrl.h>
2706 #include <xenstore.h>
2707 #include <xenevtchn.h>
2708 #include <xengnttab.h>
2709 #include <xenforeignmemory.h>
2710 #include <stdint.h>
2711 #include <xen/hvm/hvm_info_table.h>
2712 #if !defined(HVM_MAX_VCPUS)
2713 # error HVM_MAX_VCPUS not defined
2714 #endif
2715 int main(void) {
2716 xc_interface *xc = NULL;
2717 xenforeignmemory_handle *xfmem;
2718 xenevtchn_handle *xe;
2719 xengnttab_handle *xg;
2720 xengnttab_grant_copy_segment_t* seg = NULL;
2721
2722 xs_daemon_open();
2723
2724 xc = xc_interface_open(0, 0, 0);
2725 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2726 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2727 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2728 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2729
2730 xfmem = xenforeignmemory_open(0, 0);
2731 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2732
2733 xe = xenevtchn_open(0, 0);
2734 xenevtchn_fd(xe);
2735
2736 xg = xengnttab_open(0, 0);
2737 xengnttab_grant_copy(xg, 0, seg);
2738
2739 return 0;
2740 }
2741 EOF
2742 compile_prog "" "$xen_libs $xen_stable_libs"
2743 then
2744 xen_ctrl_version=40800
2745 xen=yes
2746 elif
2747 cat > $TMPC <<EOF &&
2748 /*
2749 * If we have stable libs the we don't want the libxc compat
2750 * layers, regardless of what CFLAGS we may have been given.
2751 */
2752 #undef XC_WANT_COMPAT_EVTCHN_API
2753 #undef XC_WANT_COMPAT_GNTTAB_API
2754 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2755 #include <xenctrl.h>
2756 #include <xenstore.h>
2757 #include <xenevtchn.h>
2758 #include <xengnttab.h>
2759 #include <xenforeignmemory.h>
2760 #include <stdint.h>
2761 #include <xen/hvm/hvm_info_table.h>
2762 #if !defined(HVM_MAX_VCPUS)
2763 # error HVM_MAX_VCPUS not defined
2764 #endif
2765 int main(void) {
2766 xc_interface *xc = NULL;
2767 xenforeignmemory_handle *xfmem;
2768 xenevtchn_handle *xe;
2769 xengnttab_handle *xg;
2770
2771 xs_daemon_open();
2772
2773 xc = xc_interface_open(0, 0, 0);
2774 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2775 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2776 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2777 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2778
2779 xfmem = xenforeignmemory_open(0, 0);
2780 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2781
2782 xe = xenevtchn_open(0, 0);
2783 xenevtchn_fd(xe);
2784
2785 xg = xengnttab_open(0, 0);
2786 xengnttab_map_grant_ref(xg, 0, 0, 0);
2787
2788 return 0;
2789 }
2790 EOF
2791 compile_prog "" "$xen_libs $xen_stable_libs"
2792 then
2793 xen_ctrl_version=40701
2794 xen=yes
2795
2796 # Xen 4.6
2797 elif
2798 cat > $TMPC <<EOF &&
2799 #include <xenctrl.h>
2800 #include <xenstore.h>
2801 #include <stdint.h>
2802 #include <xen/hvm/hvm_info_table.h>
2803 #if !defined(HVM_MAX_VCPUS)
2804 # error HVM_MAX_VCPUS not defined
2805 #endif
2806 int main(void) {
2807 xc_interface *xc;
2808 xs_daemon_open();
2809 xc = xc_interface_open(0, 0, 0);
2810 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2811 xc_gnttab_open(NULL, 0);
2812 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2813 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2814 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2815 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2816 return 0;
2817 }
2818 EOF
2819 compile_prog "" "$xen_libs"
2820 then
2821 xen_ctrl_version=40600
2822 xen=yes
2823
2824 # Xen 4.5
2825 elif
2826 cat > $TMPC <<EOF &&
2827 #include <xenctrl.h>
2828 #include <xenstore.h>
2829 #include <stdint.h>
2830 #include <xen/hvm/hvm_info_table.h>
2831 #if !defined(HVM_MAX_VCPUS)
2832 # error HVM_MAX_VCPUS not defined
2833 #endif
2834 int main(void) {
2835 xc_interface *xc;
2836 xs_daemon_open();
2837 xc = xc_interface_open(0, 0, 0);
2838 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2839 xc_gnttab_open(NULL, 0);
2840 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2841 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2842 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2843 return 0;
2844 }
2845 EOF
2846 compile_prog "" "$xen_libs"
2847 then
2848 xen_ctrl_version=40500
2849 xen=yes
2850
2851 elif
2852 cat > $TMPC <<EOF &&
2853 #include <xenctrl.h>
2854 #include <xenstore.h>
2855 #include <stdint.h>
2856 #include <xen/hvm/hvm_info_table.h>
2857 #if !defined(HVM_MAX_VCPUS)
2858 # error HVM_MAX_VCPUS not defined
2859 #endif
2860 int main(void) {
2861 xc_interface *xc;
2862 xs_daemon_open();
2863 xc = xc_interface_open(0, 0, 0);
2864 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2865 xc_gnttab_open(NULL, 0);
2866 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2867 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2868 return 0;
2869 }
2870 EOF
2871 compile_prog "" "$xen_libs"
2872 then
2873 xen_ctrl_version=40200
2874 xen=yes
2875
2876 else
2877 if test "$xen" = "yes" ; then
2878 feature_not_found "xen (unsupported version)" \
2879 "Install a supported xen (xen 4.2 or newer)"
2880 fi
2881 xen=no
2882 fi
2883
2884 if test "$xen" = yes; then
2885 if test $xen_ctrl_version -ge 40701 ; then
2886 libs_softmmu="$xen_stable_libs $libs_softmmu"
2887 fi
2888 libs_softmmu="$xen_libs $libs_softmmu"
2889 fi
2890 fi
2891 fi
2892
2893 if test "$xen_pci_passthrough" != "no"; then
2894 if test "$xen" = "yes" && test "$linux" = "yes"; then
2895 xen_pci_passthrough=yes
2896 else
2897 if test "$xen_pci_passthrough" = "yes"; then
2898 error_exit "User requested feature Xen PCI Passthrough" \
2899 " but this feature requires /sys from Linux"
2900 fi
2901 xen_pci_passthrough=no
2902 fi
2903 fi
2904
2905 ##########################################
2906 # Windows Hypervisor Platform accelerator (WHPX) check
2907 if test "$whpx" != "no" ; then
2908 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2909 whpx="yes"
2910 else
2911 if test "$whpx" = "yes"; then
2912 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2913 fi
2914 whpx="no"
2915 fi
2916 fi
2917
2918 ##########################################
2919 # Sparse probe
2920 if test "$sparse" != "no" ; then
2921 if has cgcc; then
2922 sparse=yes
2923 else
2924 if test "$sparse" = "yes" ; then
2925 feature_not_found "sparse" "Install sparse binary"
2926 fi
2927 sparse=no
2928 fi
2929 fi
2930
2931 ##########################################
2932 # X11 probe
2933 if $pkg_config --exists "x11"; then
2934 have_x11=yes
2935 x11_cflags=$($pkg_config --cflags x11)
2936 x11_libs=$($pkg_config --libs x11)
2937 fi
2938
2939 ##########################################
2940 # GTK probe
2941
2942 if test "$gtk" != "no"; then
2943 gtkpackage="gtk+-3.0"
2944 gtkx11package="gtk+-x11-3.0"
2945 gtkversion="3.22.0"
2946 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2947 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2948 gtk_libs=$($pkg_config --libs $gtkpackage)
2949 gtk_version=$($pkg_config --modversion $gtkpackage)
2950 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2951 need_x11=yes
2952 gtk_cflags="$gtk_cflags $x11_cflags"
2953 gtk_libs="$gtk_libs $x11_libs"
2954 fi
2955 gtk="yes"
2956 elif test "$gtk" = "yes"; then
2957 feature_not_found "gtk" "Install gtk3-devel"
2958 else
2959 gtk="no"
2960 fi
2961 fi
2962
2963
2964 ##########################################
2965 # GNUTLS probe
2966
2967 if test "$gnutls" != "no"; then
2968 pass="no"
2969 if $pkg_config --exists "gnutls >= 3.1.18"; then
2970 gnutls_cflags=$($pkg_config --cflags gnutls)
2971 gnutls_libs=$($pkg_config --libs gnutls)
2972 # Packaging for the static libraries is not always correct.
2973 # At least ubuntu 18.04 ships only shared libraries.
2974 write_c_skeleton
2975 if compile_prog "" "$gnutls_libs" ; then
2976 LIBS="$gnutls_libs $LIBS"
2977 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2978 pass="yes"
2979 fi
2980 fi
2981 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2982 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2983 else
2984 gnutls="$pass"
2985 fi
2986 fi
2987
2988
2989 # If user didn't give a --disable/enable-gcrypt flag,
2990 # then mark as disabled if user requested nettle
2991 # explicitly
2992 if test -z "$gcrypt"
2993 then
2994 if test "$nettle" = "yes"
2995 then
2996 gcrypt="no"
2997 fi
2998 fi
2999
3000 # If user didn't give a --disable/enable-nettle flag,
3001 # then mark as disabled if user requested gcrypt
3002 # explicitly
3003 if test -z "$nettle"
3004 then
3005 if test "$gcrypt" = "yes"
3006 then
3007 nettle="no"
3008 fi
3009 fi
3010
3011 has_libgcrypt() {
3012 if ! has "libgcrypt-config"
3013 then
3014 return 1
3015 fi
3016
3017 if test -n "$cross_prefix"
3018 then
3019 host=$(libgcrypt-config --host)
3020 if test "$host-" != $cross_prefix
3021 then
3022 return 1
3023 fi
3024 fi
3025
3026 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3027 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3028
3029 if test $maj != 1 || test $min -lt 5
3030 then
3031 return 1
3032 fi
3033
3034 return 0
3035 }
3036
3037
3038 if test "$nettle" != "no"; then
3039 pass="no"
3040 if $pkg_config --exists "nettle >= 2.7.1"; then
3041 nettle_cflags=$($pkg_config --cflags nettle)
3042 nettle_libs=$($pkg_config --libs nettle)
3043 nettle_version=$($pkg_config --modversion nettle)
3044 # Link test to make sure the given libraries work (e.g for static).
3045 write_c_skeleton
3046 if compile_prog "" "$nettle_libs" ; then
3047 LIBS="$nettle_libs $LIBS"
3048 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3049 if test -z "$gcrypt"; then
3050 gcrypt="no"
3051 fi
3052 pass="yes"
3053 fi
3054 fi
3055 if test "$pass" = "yes"
3056 then
3057 cat > $TMPC << EOF
3058 #include <nettle/xts.h>
3059 int main(void) {
3060 return 0;
3061 }
3062 EOF
3063 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3064 nettle_xts=yes
3065 qemu_private_xts=no
3066 fi
3067 fi
3068 if test "$pass" = "no" && test "$nettle" = "yes"; then
3069 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3070 else
3071 nettle="$pass"
3072 fi
3073 fi
3074
3075 if test "$gcrypt" != "no"; then
3076 pass="no"
3077 if has_libgcrypt; then
3078 gcrypt_cflags=$(libgcrypt-config --cflags)
3079 gcrypt_libs=$(libgcrypt-config --libs)
3080 # Debian has removed -lgpg-error from libgcrypt-config
3081 # as it "spreads unnecessary dependencies" which in
3082 # turn breaks static builds...
3083 if test "$static" = "yes"
3084 then
3085 gcrypt_libs="$gcrypt_libs -lgpg-error"
3086 fi
3087
3088 # Link test to make sure the given libraries work (e.g for static).
3089 write_c_skeleton
3090 if compile_prog "" "$gcrypt_libs" ; then
3091 LIBS="$gcrypt_libs $LIBS"
3092 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3093 pass="yes"
3094 fi
3095 fi
3096 if test "$pass" = "yes"; then
3097 gcrypt="yes"
3098 cat > $TMPC << EOF
3099 #include <gcrypt.h>
3100 int main(void) {
3101 gcry_mac_hd_t handle;
3102 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3103 GCRY_MAC_FLAG_SECURE, NULL);
3104 return 0;
3105 }
3106 EOF
3107 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3108 gcrypt_hmac=yes
3109 fi
3110 cat > $TMPC << EOF
3111 #include <gcrypt.h>
3112 int main(void) {
3113 gcry_cipher_hd_t handle;
3114 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3115 return 0;
3116 }
3117 EOF
3118 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3119 gcrypt_xts=yes
3120 qemu_private_xts=no
3121 fi
3122 elif test "$gcrypt" = "yes"; then
3123 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3124 else
3125 gcrypt="no"
3126 fi
3127 fi
3128
3129
3130 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3131 then
3132 error_exit "Only one of gcrypt & nettle can be enabled"
3133 fi
3134
3135 ##########################################
3136 # libtasn1 - only for the TLS creds/session test suite
3137
3138 tasn1=yes
3139 tasn1_cflags=""
3140 tasn1_libs=""
3141 if $pkg_config --exists "libtasn1"; then
3142 tasn1_cflags=$($pkg_config --cflags libtasn1)
3143 tasn1_libs=$($pkg_config --libs libtasn1)
3144 else
3145 tasn1=no
3146 fi
3147
3148
3149 ##########################################
3150 # PAM probe
3151
3152 if test "$auth_pam" != "no"; then
3153 cat > $TMPC <<EOF
3154 #include <security/pam_appl.h>
3155 #include <stdio.h>
3156 int main(void) {
3157 const char *service_name = "qemu";
3158 const char *user = "frank";
3159 const struct pam_conv pam_conv = { 0 };
3160 pam_handle_t *pamh = NULL;
3161 pam_start(service_name, user, &pam_conv, &pamh);
3162 return 0;
3163 }
3164 EOF
3165 if compile_prog "" "-lpam" ; then
3166 auth_pam=yes
3167 else
3168 if test "$auth_pam" = "yes"; then
3169 feature_not_found "PAM" "Install PAM development package"
3170 else
3171 auth_pam=no
3172 fi
3173 fi
3174 fi
3175
3176 ##########################################
3177 # getifaddrs (for tests/test-io-channel-socket )
3178
3179 have_ifaddrs_h=yes
3180 if ! check_include "ifaddrs.h" ; then
3181 have_ifaddrs_h=no
3182 fi
3183
3184 ##########################################
3185 # VTE probe
3186
3187 if test "$vte" != "no"; then
3188 vteminversion="0.32.0"
3189 if $pkg_config --exists "vte-2.91"; then
3190 vtepackage="vte-2.91"
3191 else
3192 vtepackage="vte-2.90"
3193 fi
3194 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3195 vte_cflags=$($pkg_config --cflags $vtepackage)
3196 vte_libs=$($pkg_config --libs $vtepackage)
3197 vteversion=$($pkg_config --modversion $vtepackage)
3198 vte="yes"
3199 elif test "$vte" = "yes"; then
3200 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3201 else
3202 vte="no"
3203 fi
3204 fi
3205
3206 ##########################################
3207 # SDL probe
3208
3209 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3210 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3211
3212 sdl_probe ()
3213 {
3214 if $pkg_config sdl2 --exists; then
3215 sdlconfig="$pkg_config sdl2"
3216 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3217 elif has "$sdl2_config"; then
3218 sdlconfig="$sdl2_config"
3219 sdlversion=$($sdlconfig --version)
3220 else
3221 if test "$sdl" = "yes" ; then
3222 feature_not_found "sdl" "Install SDL2-devel"
3223 fi
3224 sdl=no
3225 # no need to do the rest
3226 return
3227 fi
3228 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3229 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3230 fi
3231
3232 cat > $TMPC << EOF
3233 #include <SDL.h>
3234 #undef main /* We don't want SDL to override our main() */
3235 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3236 EOF
3237 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3238 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3239 if test "$static" = "yes" ; then
3240 if $pkg_config sdl2 --exists; then
3241 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3242 else
3243 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3244 fi
3245 else
3246 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3247 fi
3248 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3249 sdl=yes
3250
3251 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3252 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3253 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3254 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3255 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3256 fi
3257 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3258 :
3259 else
3260 sdl=no
3261 fi
3262 fi # static link
3263 else # sdl not found
3264 if test "$sdl" = "yes" ; then
3265 feature_not_found "sdl" "Install SDL2 devel"
3266 fi
3267 sdl=no
3268 fi # sdl compile test
3269 }
3270
3271 sdl_image_probe ()
3272 {
3273 if test "$sdl_image" != "no" ; then
3274 if $pkg_config SDL2_image --exists; then
3275 if test "$static" = "yes"; then
3276 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3277 else
3278 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3279 fi
3280 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3281 sdl_image=yes
3282
3283 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3284 sdl_libs="$sdl_libs $sdl_image_libs"
3285 else
3286 if test "$sdl_image" = "yes" ; then
3287 feature_not_found "sdl_image" "Install SDL Image devel"
3288 else
3289 sdl_image=no
3290 fi
3291 fi
3292 fi
3293 }
3294
3295 if test "$sdl" != "no" ; then
3296 sdl_probe
3297 fi
3298
3299 if test "$sdl" = "yes" ; then
3300 sdl_image_probe
3301 else
3302 if test "$sdl_image" = "yes"; then
3303 echo "warning: SDL Image requested, but SDL is not available, disabling"
3304 fi
3305 sdl_image=no
3306 fi
3307
3308 if test "$sdl" = "yes" ; then
3309 cat > $TMPC <<EOF
3310 #include <SDL.h>
3311 #if defined(SDL_VIDEO_DRIVER_X11)
3312 #include <X11/XKBlib.h>
3313 #else
3314 #error No x11 support
3315 #endif
3316 int main(void) { return 0; }
3317 EOF
3318 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3319 need_x11=yes
3320 sdl_cflags="$sdl_cflags $x11_cflags"
3321 sdl_libs="$sdl_libs $x11_libs"
3322 fi
3323 fi
3324
3325 ##########################################
3326 # RDMA needs OpenFabrics libraries
3327 if test "$rdma" != "no" ; then
3328 cat > $TMPC <<EOF
3329 #include <rdma/rdma_cma.h>
3330 int main(void) { return 0; }
3331 EOF
3332 rdma_libs="-lrdmacm -libverbs -libumad"
3333 if compile_prog "" "$rdma_libs" ; then
3334 rdma="yes"
3335 libs_softmmu="$libs_softmmu $rdma_libs"
3336 else
3337 if test "$rdma" = "yes" ; then
3338 error_exit \
3339 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3340 " Your options:" \
3341 " (1) Fast: Install infiniband packages (devel) from your distro." \
3342 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3343 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3344 fi
3345 rdma="no"
3346 fi
3347 fi
3348
3349 ##########################################
3350 # PVRDMA detection
3351
3352 cat > $TMPC <<EOF &&
3353 #include <sys/mman.h>
3354
3355 int
3356 main(void)
3357 {
3358 char buf = 0;
3359 void *addr = &buf;
3360 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3361
3362 return 0;
3363 }
3364 EOF
3365
3366 if test "$rdma" = "yes" ; then
3367 case "$pvrdma" in
3368 "")
3369 if compile_prog "" ""; then
3370 pvrdma="yes"
3371 else
3372 pvrdma="no"
3373 fi
3374 ;;
3375 "yes")
3376 if ! compile_prog "" ""; then
3377 error_exit "PVRDMA is not supported since mremap is not implemented"
3378 fi
3379 pvrdma="yes"
3380 ;;
3381 "no")
3382 pvrdma="no"
3383 ;;
3384 esac
3385 else
3386 if test "$pvrdma" = "yes" ; then
3387 error_exit "PVRDMA requires rdma suppport"
3388 fi
3389 pvrdma="no"
3390 fi
3391
3392 # Let's see if enhanced reg_mr is supported
3393 if test "$pvrdma" = "yes" ; then
3394
3395 cat > $TMPC <<EOF &&
3396 #include <infiniband/verbs.h>
3397
3398 int
3399 main(void)
3400 {
3401 struct ibv_mr *mr;
3402 struct ibv_pd *pd = NULL;
3403 size_t length = 10;
3404 uint64_t iova = 0;
3405 int access = 0;
3406 void *addr = NULL;
3407
3408 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3409
3410 ibv_dereg_mr(mr);
3411
3412 return 0;
3413 }
3414 EOF
3415 if ! compile_prog "" "-libverbs"; then
3416 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3417 fi
3418 fi
3419
3420 ##########################################
3421 # VNC SASL detection
3422 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3423 cat > $TMPC <<EOF
3424 #include <sasl/sasl.h>
3425 #include <stdio.h>
3426 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3427 EOF
3428 # Assuming Cyrus-SASL installed in /usr prefix
3429 # QEMU defines struct iovec in "qemu/osdep.h",
3430 # we don't want libsasl to redefine it in <sasl/sasl.h>.
3431 vnc_sasl_cflags="-DSTRUCT_IOVEC_DEFINED"
3432 vnc_sasl_libs="-lsasl2"
3433 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3434 vnc_sasl=yes
3435 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3436 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3437 else
3438 if test "$vnc_sasl" = "yes" ; then
3439 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3440 fi
3441 vnc_sasl=no
3442 fi
3443 fi
3444
3445 ##########################################
3446 # VNC JPEG detection
3447 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3448 cat > $TMPC <<EOF
3449 #include <stdio.h>
3450 #include <jpeglib.h>
3451 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3452 EOF
3453 vnc_jpeg_cflags=""
3454 vnc_jpeg_libs="-ljpeg"
3455 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3456 vnc_jpeg=yes
3457 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3458 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3459 else
3460 if test "$vnc_jpeg" = "yes" ; then
3461 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3462 fi
3463 vnc_jpeg=no
3464 fi
3465 fi
3466
3467 ##########################################
3468 # VNC PNG detection
3469 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3470 cat > $TMPC <<EOF
3471 //#include <stdio.h>
3472 #include <png.h>
3473 #include <stddef.h>
3474 int main(void) {
3475 png_structp png_ptr;
3476 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3477 return png_ptr != 0;
3478 }
3479 EOF
3480 if $pkg_config libpng --exists; then
3481 vnc_png_cflags=$($pkg_config libpng --cflags)
3482 vnc_png_libs=$($pkg_config libpng --libs)
3483 else
3484 vnc_png_cflags=""
3485 vnc_png_libs="-lpng"
3486 fi
3487 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3488 vnc_png=yes
3489 libs_softmmu="$vnc_png_libs $libs_softmmu"
3490 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3491 else
3492 if test "$vnc_png" = "yes" ; then
3493 feature_not_found "vnc-png" "Install libpng devel"
3494 fi
3495 vnc_png=no
3496 fi
3497 fi
3498
3499 ##########################################
3500 # xkbcommon probe
3501 if test "$xkbcommon" != "no" ; then
3502 if $pkg_config xkbcommon --exists; then
3503 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3504 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3505 xkbcommon=yes
3506 else
3507 if test "$xkbcommon" = "yes" ; then
3508 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3509 fi
3510 xkbcommon=no
3511 fi
3512 fi
3513
3514
3515 ##########################################
3516 # xfsctl() probe, used for file-posix.c
3517 if test "$xfs" != "no" ; then
3518 cat > $TMPC << EOF
3519 #include <stddef.h> /* NULL */
3520 #include <xfs/xfs.h>
3521 int main(void)
3522 {
3523 xfsctl(NULL, 0, 0, NULL);
3524 return 0;
3525 }
3526 EOF
3527 if compile_prog "" "" ; then
3528 xfs="yes"
3529 else
3530 if test "$xfs" = "yes" ; then
3531 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3532 fi
3533 xfs=no
3534 fi
3535 fi
3536
3537 ##########################################
3538 # vde libraries probe
3539 if test "$vde" != "no" ; then
3540 vde_libs="-lvdeplug"
3541 cat > $TMPC << EOF
3542 #include <libvdeplug.h>
3543 int main(void)
3544 {
3545 struct vde_open_args a = {0, 0, 0};
3546 char s[] = "";
3547 vde_open(s, s, &a);
3548 return 0;
3549 }
3550 EOF
3551 if compile_prog "" "$vde_libs" ; then
3552 vde=yes
3553 else
3554 if test "$vde" = "yes" ; then
3555 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3556 fi
3557 vde=no
3558 fi
3559 fi
3560
3561 ##########################################
3562 # netmap support probe
3563 # Apart from looking for netmap headers, we make sure that the host API version
3564 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3565 # a minor/major version number. Minor new features will be marked with values up
3566 # to 15, and if something happens that requires a change to the backend we will
3567 # move above 15, submit the backend fixes and modify this two bounds.
3568 if test "$netmap" != "no" ; then
3569 cat > $TMPC << EOF
3570 #include <inttypes.h>
3571 #include <net/if.h>
3572 #include <net/netmap.h>
3573 #include <net/netmap_user.h>
3574 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3575 #error
3576 #endif
3577 int main(void) { return 0; }
3578 EOF
3579 if compile_prog "" "" ; then
3580 netmap=yes
3581 else
3582 if test "$netmap" = "yes" ; then
3583 feature_not_found "netmap"
3584 fi
3585 netmap=no
3586 fi
3587 fi
3588
3589 ##########################################
3590 # libcap-ng library probe
3591 if test "$cap_ng" != "no" ; then
3592 cap_libs="-lcap-ng"
3593 cat > $TMPC << EOF
3594 #include <cap-ng.h>
3595 int main(void)
3596 {
3597 capng_capability_to_name(CAPNG_EFFECTIVE);
3598 return 0;
3599 }
3600 EOF
3601 if compile_prog "" "$cap_libs" ; then
3602 cap_ng=yes
3603 libs_tools="$cap_libs $libs_tools"
3604 else
3605 if test "$cap_ng" = "yes" ; then
3606 feature_not_found "cap_ng" "Install libcap-ng devel"
3607 fi
3608 cap_ng=no
3609 fi
3610 fi
3611
3612 ##########################################
3613 # Sound support libraries probe
3614
3615 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3616 for drv in $audio_drv_list; do
3617 case $drv in
3618 alsa | try-alsa)
3619 if $pkg_config alsa --exists; then
3620 alsa_libs=$($pkg_config alsa --libs)
3621 if test "$drv" = "try-alsa"; then
3622 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3623 fi
3624 else
3625 if test "$drv" = "try-alsa"; then
3626 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3627 else
3628 error_exit "$drv check failed" \
3629 "Make sure to have the $drv libs and headers installed."
3630 fi
3631 fi
3632 ;;
3633
3634 pa | try-pa)
3635 if $pkg_config libpulse --exists; then
3636 pulse_libs=$($pkg_config libpulse --libs)
3637 if test "$drv" = "try-pa"; then
3638 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3639 fi
3640 else
3641 if test "$drv" = "try-pa"; then
3642 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3643 else
3644 error_exit "$drv check failed" \
3645 "Make sure to have the $drv libs and headers installed."
3646 fi
3647 fi
3648 ;;
3649
3650 sdl)
3651 if test "$sdl" = "no"; then
3652 error_exit "sdl not found or disabled, can not use sdl audio driver"
3653 fi
3654 ;;
3655
3656 try-sdl)
3657 if test "$sdl" = "no"; then
3658 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3659 else
3660 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3661 fi
3662 ;;
3663
3664 coreaudio)
3665 coreaudio_libs="-framework CoreAudio"
3666 ;;
3667
3668 dsound)
3669 dsound_libs="-lole32 -ldxguid"
3670 audio_win_int="yes"
3671 ;;
3672
3673 oss)
3674 oss_libs="$oss_lib"
3675 ;;
3676
3677 jack | try-jack)
3678 if $pkg_config jack --exists; then
3679 jack_libs=$($pkg_config jack --libs)
3680 if test "$drv" = "try-jack"; then
3681 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3682 fi
3683 else
3684 if test "$drv" = "try-jack"; then
3685 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3686 else
3687 error_exit "$drv check failed" \
3688 "Make sure to have the $drv libs and headers installed."
3689 fi
3690 fi
3691 ;;
3692
3693 *)
3694 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3695 error_exit "Unknown driver '$drv' selected" \
3696 "Possible drivers are: $audio_possible_drivers"
3697 }
3698 ;;
3699 esac
3700 done
3701
3702 ##########################################
3703 # BrlAPI probe
3704
3705 if test "$brlapi" != "no" ; then
3706 brlapi_libs="-lbrlapi"
3707 cat > $TMPC << EOF
3708 #include <brlapi.h>
3709 #include <stddef.h>
3710 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3711 EOF
3712 if compile_prog "" "$brlapi_libs" ; then
3713 brlapi=yes
3714 else
3715 if test "$brlapi" = "yes" ; then
3716 feature_not_found "brlapi" "Install brlapi devel"
3717 fi
3718 brlapi=no
3719 fi
3720 fi
3721
3722 ##########################################
3723 # iconv probe
3724 if test "$iconv" != "no" ; then
3725 cat > $TMPC << EOF
3726 #include <iconv.h>
3727 int main(void) {
3728 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3729 return conv != (iconv_t) -1;
3730 }
3731 EOF
3732 iconv_prefix_list="/usr/local:/usr"
3733 iconv_lib_list=":-liconv"
3734 IFS=:
3735 for iconv_prefix in $iconv_prefix_list; do
3736 IFS=:
3737 iconv_cflags="-I$iconv_prefix/include"
3738 iconv_ldflags="-L$iconv_prefix/lib"
3739 for iconv_link in $iconv_lib_list; do
3740 unset IFS
3741 iconv_lib="$iconv_ldflags $iconv_link"
3742 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3743 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3744 iconv_found=yes
3745 break
3746 fi
3747 done
3748 if test "$iconv_found" = yes ; then
3749 break
3750 fi
3751 done
3752 if test "$iconv_found" = "yes" ; then
3753 iconv=yes
3754 else
3755 if test "$iconv" = "yes" ; then
3756 feature_not_found "iconv" "Install iconv devel"
3757 fi
3758 iconv=no
3759 fi
3760 fi
3761
3762 ##########################################
3763 # curses probe
3764 if test "$iconv" = "no" ; then
3765 # curses will need iconv
3766 curses=no
3767 fi
3768 if test "$curses" != "no" ; then
3769 if test "$mingw32" = "yes" ; then
3770 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3771 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3772 else
3773 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3774 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3775 fi
3776 curses_found=no
3777 cat > $TMPC << EOF
3778 #include <locale.h>
3779 #include <curses.h>
3780 #include <wchar.h>
3781 #include <langinfo.h>
3782 int main(void) {
3783 const char *codeset;
3784 wchar_t wch = L'w';
3785 setlocale(LC_ALL, "");
3786 resize_term(0, 0);
3787 addwstr(L"wide chars\n");
3788 addnwstr(&wch, 1);
3789 add_wch(WACS_DEGREE);
3790 codeset = nl_langinfo(CODESET);
3791 return codeset != 0;
3792 }
3793 EOF
3794 IFS=:
3795 for curses_inc in $curses_inc_list; do
3796 # Make sure we get the wide character prototypes
3797 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3798 IFS=:
3799 for curses_lib in $curses_lib_list; do
3800 unset IFS
3801 if compile_prog "$curses_inc" "$curses_lib" ; then
3802 curses_found=yes
3803 break
3804 fi
3805 done
3806 if test "$curses_found" = yes ; then
3807 break
3808 fi
3809 done
3810 unset IFS
3811 if test "$curses_found" = "yes" ; then
3812 curses=yes
3813 else
3814 if test "$curses" = "yes" ; then
3815 feature_not_found "curses" "Install ncurses devel"
3816 fi
3817 curses=no
3818 fi
3819 fi
3820
3821 ##########################################
3822 # curl probe
3823 if test "$curl" != "no" ; then
3824 if $pkg_config libcurl --exists; then
3825 curlconfig="$pkg_config libcurl"
3826 else
3827 curlconfig=curl-config
3828 fi
3829 cat > $TMPC << EOF
3830 #include <curl/curl.h>
3831 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3832 EOF
3833 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3834 curl_libs=$($curlconfig --libs 2>/dev/null)
3835 if compile_prog "$curl_cflags" "$curl_libs" ; then
3836 curl=yes
3837 else
3838 if test "$curl" = "yes" ; then
3839 feature_not_found "curl" "Install libcurl devel"
3840 fi
3841 curl=no
3842 fi
3843 fi # test "$curl"
3844
3845 ##########################################
3846 # glib support probe
3847
3848 glib_req_ver=2.48
3849 glib_modules=gthread-2.0
3850 if test "$modules" = yes; then
3851 glib_modules="$glib_modules gmodule-export-2.0"
3852 fi
3853 if test "$plugins" = yes; then
3854 glib_modules="$glib_modules gmodule-2.0"
3855 fi
3856
3857 # This workaround is required due to a bug in pkg-config file for glib as it
3858 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3859
3860 if test "$static" = yes && test "$mingw32" = yes; then
3861 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3862 fi
3863
3864 for i in $glib_modules; do
3865 if $pkg_config --atleast-version=$glib_req_ver $i; then
3866 glib_cflags=$($pkg_config --cflags $i)
3867 glib_libs=$($pkg_config --libs $i)
3868 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3869 LIBS="$glib_libs $LIBS"
3870 libs_qga="$glib_libs $libs_qga"
3871 else
3872 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3873 fi
3874 done
3875
3876 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3877 gio=yes
3878 gio_cflags=$($pkg_config --cflags gio-2.0)
3879 gio_libs=$($pkg_config --libs gio-2.0)
3880 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3881 if [ ! -x "$gdbus_codegen" ]; then
3882 gdbus_codegen=
3883 fi
3884 else
3885 gio=no
3886 fi
3887
3888 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3889 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3890 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3891 fi
3892
3893 # Sanity check that the current size_t matches the
3894 # size that glib thinks it should be. This catches
3895 # problems on multi-arch where people try to build
3896 # 32-bit QEMU while pointing at 64-bit glib headers
3897 cat > $TMPC <<EOF
3898 #include <glib.h>
3899 #include <unistd.h>
3900
3901 #define QEMU_BUILD_BUG_ON(x) \
3902 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3903
3904 int main(void) {
3905 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3906 return 0;
3907 }
3908 EOF
3909
3910 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3911 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3912 "You probably need to set PKG_CONFIG_LIBDIR"\
3913 "to point to the right pkg-config files for your"\
3914 "build target"
3915 fi
3916
3917 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3918 cat > $TMPC << EOF
3919 #include <glib.h>
3920 int main(void) { return 0; }
3921 EOF
3922 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3923 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3924 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3925 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3926 fi
3927 fi
3928
3929 # Silence clang warnings triggered by glib < 2.57.2
3930 cat > $TMPC << EOF
3931 #include <glib.h>
3932 typedef struct Foo {
3933 int i;
3934 } Foo;
3935 static void foo_free(Foo *f)
3936 {
3937 g_free(f);
3938 }
3939 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3940 int main(void) { return 0; }
3941 EOF
3942 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3943 if cc_has_warning_flag "-Wno-unused-function"; then
3944 glib_cflags="$glib_cflags -Wno-unused-function"
3945 CFLAGS="$CFLAGS -Wno-unused-function"
3946 fi
3947 fi
3948
3949 #########################################
3950 # zlib check
3951
3952 if test "$zlib" != "no" ; then
3953 if $pkg_config --exists zlib; then
3954 zlib_cflags=$($pkg_config --cflags zlib)
3955 zlib_libs=$($pkg_config --libs zlib)
3956 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3957 LIBS="$zlib_libs $LIBS"
3958 else
3959 cat > $TMPC << EOF
3960 #include <zlib.h>
3961 int main(void) { zlibVersion(); return 0; }
3962 EOF
3963 if compile_prog "" "-lz" ; then
3964 LIBS="$LIBS -lz"
3965 else
3966 error_exit "zlib check failed" \
3967 "Make sure to have the zlib libs and headers installed."
3968 fi
3969 fi
3970 fi
3971
3972 ##########################################
3973 # SHA command probe for modules
3974 if test "$modules" = yes; then
3975 shacmd_probe="sha1sum sha1 shasum"
3976 for c in $shacmd_probe; do
3977 if has $c; then
3978 shacmd="$c"
3979 break
3980 fi
3981 done
3982 if test "$shacmd" = ""; then
3983 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3984 fi
3985 fi
3986
3987 ##########################################
3988 # pixman support probe
3989
3990 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3991 pixman_cflags=
3992 pixman_libs=
3993 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3994 pixman_cflags=$($pkg_config --cflags pixman-1)
3995 pixman_libs=$($pkg_config --libs pixman-1)
3996 else
3997 error_exit "pixman >= 0.21.8 not present." \
3998 "Please install the pixman devel package."
3999 fi
4000
4001 ##########################################
4002 # libmpathpersist probe
4003
4004 if test "$mpath" != "no" ; then
4005 # probe for the new API
4006 cat > $TMPC <<EOF
4007 #include <libudev.h>
4008 #include <mpath_persist.h>
4009 unsigned mpath_mx_alloc_len = 1024;
4010 int logsink;
4011 static struct config *multipath_conf;
4012 extern struct udev *udev;
4013 extern struct config *get_multipath_config(void);
4014 extern void put_multipath_config(struct config *conf);
4015 struct udev *udev;
4016 struct config *get_multipath_config(void) { return multipath_conf; }
4017 void put_multipath_config(struct config *conf) { }
4018
4019 int main(void) {
4020 udev = udev_new();
4021 multipath_conf = mpath_lib_init();
4022 return 0;
4023 }
4024 EOF
4025 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
4026 mpathpersist=yes
4027 mpathpersist_new_api=yes
4028 else
4029 # probe for the old API
4030 cat > $TMPC <<EOF
4031 #include <libudev.h>
4032 #include <mpath_persist.h>
4033 unsigned mpath_mx_alloc_len = 1024;
4034 int logsink;
4035 int main(void) {
4036 struct udev *udev = udev_new();
4037 mpath_lib_init(udev);
4038 return 0;
4039 }
4040 EOF
4041 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
4042 mpathpersist=yes
4043 mpathpersist_new_api=no
4044 else
4045 mpathpersist=no
4046 fi
4047 fi
4048 else
4049 mpathpersist=no
4050 fi
4051
4052 ##########################################
4053 # pthread probe
4054 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
4055
4056 pthread=no
4057 cat > $TMPC << EOF
4058 #include <pthread.h>
4059 static void *f(void *p) { return NULL; }
4060 int main(void) {
4061 pthread_t thread;
4062 pthread_create(&thread, 0, f, 0);
4063 return 0;
4064 }
4065 EOF
4066 if compile_prog "" "" ; then
4067 pthread=yes
4068 else
4069 for pthread_lib in $PTHREADLIBS_LIST; do
4070 if compile_prog "" "$pthread_lib" ; then
4071 pthread=yes
4072 found=no
4073 for lib_entry in $LIBS; do
4074 if test "$lib_entry" = "$pthread_lib"; then
4075 found=yes
4076 break
4077 fi
4078 done
4079 if test "$found" = "no"; then
4080 LIBS="$pthread_lib $LIBS"
4081 libs_qga="$pthread_lib $libs_qga"
4082 fi
4083 PTHREAD_LIB="$pthread_lib"
4084 break
4085 fi
4086 done
4087 fi
4088
4089 if test "$mingw32" != yes && test "$pthread" = no; then
4090 error_exit "pthread check failed" \
4091 "Make sure to have the pthread libs and headers installed."
4092 fi
4093
4094 # check for pthread_setname_np with thread id
4095 pthread_setname_np_w_tid=no
4096 cat > $TMPC << EOF
4097 #include <pthread.h>
4098
4099 static void *f(void *p) { return NULL; }
4100 int main(void)
4101 {
4102 pthread_t thread;
4103 pthread_create(&thread, 0, f, 0);
4104 pthread_setname_np(thread, "QEMU");
4105 return 0;
4106 }
4107 EOF
4108 if compile_prog "" "$pthread_lib" ; then
4109 pthread_setname_np_w_tid=yes
4110 fi
4111
4112 # check for pthread_setname_np without thread id
4113 pthread_setname_np_wo_tid=no
4114 cat > $TMPC << EOF
4115 #include <pthread.h>
4116
4117 static void *f(void *p) { pthread_setname_np("QEMU"); }
4118 int main(void)
4119 {
4120 pthread_t thread;
4121 pthread_create(&thread, 0, f, 0);
4122 return 0;
4123 }
4124 EOF
4125 if compile_prog "" "$pthread_lib" ; then
4126 pthread_setname_np_wo_tid=yes
4127 fi
4128
4129 ##########################################
4130 # rbd probe
4131 if test "$rbd" != "no" ; then
4132 cat > $TMPC <<EOF
4133 #include <stdio.h>
4134 #include <rbd/librbd.h>
4135 int main(void) {
4136 rados_t cluster;
4137 rados_create(&cluster, NULL);
4138 return 0;
4139 }
4140 EOF
4141 rbd_libs="-lrbd -lrados"
4142 if compile_prog "" "$rbd_libs" ; then
4143 rbd=yes
4144 else
4145 if test "$rbd" = "yes" ; then
4146 feature_not_found "rados block device" "Install librbd/ceph devel"
4147 fi
4148 rbd=no
4149 fi
4150 fi
4151
4152 ##########################################
4153 # libssh probe
4154 if test "$libssh" != "no" ; then
4155 if $pkg_config --exists libssh; then
4156 libssh_cflags=$($pkg_config libssh --cflags)
4157 libssh_libs=$($pkg_config libssh --libs)
4158 libssh=yes
4159 else
4160 if test "$libssh" = "yes" ; then
4161 error_exit "libssh required for --enable-libssh"
4162 fi
4163 libssh=no
4164 fi
4165 fi
4166
4167 ##########################################
4168 # Check for libssh 0.8
4169 # This is done like this instead of using the LIBSSH_VERSION_* and
4170 # SSH_VERSION_* macros because some distributions in the past shipped
4171 # snapshots of the future 0.8 from Git, and those snapshots did not
4172 # have updated version numbers (still referring to 0.7.0).
4173
4174 if test "$libssh" = "yes"; then
4175 cat > $TMPC <<EOF
4176 #include <libssh/libssh.h>
4177 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4178 EOF
4179 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4180 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4181 fi
4182 fi
4183
4184 ##########################################
4185 # linux-aio probe
4186
4187 if test "$linux_aio" != "no" ; then
4188 cat > $TMPC <<EOF
4189 #include <libaio.h>
4190 #include <sys/eventfd.h>
4191 #include <stddef.h>
4192 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4193 EOF
4194 if compile_prog "" "-laio" ; then
4195 linux_aio=yes
4196 else
4197 if test "$linux_aio" = "yes" ; then
4198 feature_not_found "linux AIO" "Install libaio devel"
4199 fi
4200 linux_aio=no
4201 fi
4202 fi
4203 ##########################################
4204 # linux-io-uring probe
4205
4206 if test "$linux_io_uring" != "no" ; then
4207 if $pkg_config liburing; then
4208 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4209 linux_io_uring_libs=$($pkg_config --libs liburing)
4210 linux_io_uring=yes
4211
4212 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4213 # seen by programs linking the archive. It's not ideal, but just add the
4214 # library dependency globally.
4215 LIBS="$linux_io_uring_libs $LIBS"
4216 else
4217 if test "$linux_io_uring" = "yes" ; then
4218 feature_not_found "linux io_uring" "Install liburing devel"
4219 fi
4220 linux_io_uring=no
4221 fi
4222 fi
4223
4224 ##########################################
4225 # TPM emulation is only on POSIX
4226
4227 if test "$tpm" = ""; then
4228 if test "$mingw32" = "yes"; then
4229 tpm=no
4230 else
4231 tpm=yes
4232 fi
4233 elif test "$tpm" = "yes"; then
4234 if test "$mingw32" = "yes" ; then
4235 error_exit "TPM emulation only available on POSIX systems"
4236 fi
4237 fi
4238
4239 ##########################################
4240 # attr probe
4241
4242 if test "$attr" != "no" ; then
4243 cat > $TMPC <<EOF
4244 #include <stdio.h>
4245 #include <sys/types.h>
4246 #ifdef CONFIG_LIBATTR
4247 #include <attr/xattr.h>
4248 #else
4249 #include <sys/xattr.h>
4250 #endif
4251 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4252 EOF
4253 if compile_prog "" "" ; then
4254 attr=yes
4255 # Older distros have <attr/xattr.h>, and need -lattr:
4256 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4257 attr=yes
4258 LIBS="-lattr $LIBS"
4259 libattr=yes
4260 else
4261 if test "$attr" = "yes" ; then
4262 feature_not_found "ATTR" "Install libc6 or libattr devel"
4263 fi
4264 attr=no
4265 fi
4266 fi
4267
4268 ##########################################
4269 # iovec probe
4270 cat > $TMPC <<EOF
4271 #include <sys/types.h>
4272 #include <sys/uio.h>
4273 #include <unistd.h>
4274 int main(void) { return sizeof(struct iovec); }
4275 EOF
4276 iovec=no
4277 if compile_prog "" "" ; then
4278 iovec=yes
4279 fi
4280
4281 ##########################################
4282 # preadv probe
4283 cat > $TMPC <<EOF
4284 #include <sys/types.h>
4285 #include <sys/uio.h>
4286 #include <unistd.h>
4287 int main(void) { return preadv(0, 0, 0, 0); }
4288 EOF
4289 preadv=no
4290 if compile_prog "" "" ; then
4291 preadv=yes
4292 fi
4293
4294 ##########################################
4295 # fdt probe
4296 # fdt support is mandatory for at least some target architectures,
4297 # so insist on it if we're building those system emulators.
4298 fdt_required=no
4299 for target in $target_list; do
4300 case $target in
4301 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4302 fdt_required=yes
4303 ;;
4304 esac
4305 done
4306
4307 if test "$fdt_required" = "yes"; then
4308 if test "$fdt" = "no"; then
4309 error_exit "fdt disabled but some requested targets require it." \
4310 "You can turn off fdt only if you also disable all the system emulation" \
4311 "targets which need it (by specifying a cut down --target-list)."
4312 fi
4313 fdt=yes
4314 elif test "$fdt" != "yes" ; then
4315 fdt=no
4316 fi
4317
4318 # fdt is only required when building softmmu targets
4319 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4320 fdt="no"
4321 fi
4322
4323 if test "$fdt" != "no" ; then
4324 fdt_libs="-lfdt"
4325 # explicitly check for libfdt_env.h as it is missing in some stable installs
4326 # and test for required functions to make sure we are on a version >= 1.4.2
4327 cat > $TMPC << EOF
4328 #include <libfdt.h>
4329 #include <libfdt_env.h>
4330 int main(void) { fdt_check_full(NULL, 0); return 0; }
4331 EOF
4332 if compile_prog "" "$fdt_libs" ; then
4333 # system DTC is good - use it
4334 fdt=system
4335 else
4336 # have GIT checkout, so activate dtc submodule
4337 if test -e "${source_path}/.git" ; then
4338 git_submodules="${git_submodules} dtc"
4339 fi
4340 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4341 fdt=git
4342 mkdir -p dtc
4343 if [ "$pwd_is_source_path" != "y" ] ; then
4344 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4345 fi
4346 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4347 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4348 fdt_libs="$fdt_libs"
4349 elif test "$fdt" = "yes" ; then
4350 # Not a git build & no libfdt found, prompt for system install
4351 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4352 "Please install the DTC (libfdt) devel package"
4353 else
4354 # don't have and don't want
4355 fdt_libs=
4356 fdt=no
4357 fi
4358 fi
4359 fi
4360
4361 libs_softmmu="$libs_softmmu $fdt_libs"
4362
4363 ##########################################
4364 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4365
4366 gbm="no"
4367 if $pkg_config gbm; then
4368 gbm_cflags="$($pkg_config --cflags gbm)"
4369 gbm_libs="$($pkg_config --libs gbm)"
4370 gbm="yes"
4371 fi
4372
4373 if test "$opengl" != "no" ; then
4374 opengl_pkgs="epoxy gbm"
4375 if $pkg_config $opengl_pkgs; then
4376 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4377 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4378 opengl=yes
4379 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4380 gtk_gl="yes"
4381 fi
4382 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4383 else
4384 if test "$opengl" = "yes" ; then
4385 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4386 fi
4387 opengl_cflags=""
4388 opengl_libs=""
4389 opengl=no
4390 fi
4391 fi
4392
4393 if test "$opengl" = "yes"; then
4394 cat > $TMPC << EOF
4395 #include <epoxy/egl.h>
4396 #ifndef EGL_MESA_image_dma_buf_export
4397 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4398 #endif
4399 int main(void) { return 0; }
4400 EOF
4401 if compile_prog "" "" ; then
4402 opengl_dmabuf=yes
4403 fi
4404 fi
4405
4406 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4407 for target in $target_list; do
4408 case $target in
4409 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4410 need_x11=yes
4411 ;;
4412 esac
4413 done
4414 fi
4415
4416 ##########################################
4417 # libxml2 probe
4418 if test "$libxml2" != "no" ; then
4419 if $pkg_config --exists libxml-2.0; then
4420 libxml2="yes"
4421 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4422 libxml2_libs=$($pkg_config --libs libxml-2.0)
4423 else
4424 if test "$libxml2" = "yes"; then
4425 feature_not_found "libxml2" "Install libxml2 devel"
4426 fi
4427 libxml2="no"
4428 fi
4429 fi
4430
4431 ##########################################
4432 # glusterfs probe
4433 if test "$glusterfs" != "no" ; then
4434 if $pkg_config --atleast-version=3 glusterfs-api; then
4435 glusterfs="yes"
4436 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4437 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4438 if $pkg_config --atleast-version=4 glusterfs-api; then
4439 glusterfs_xlator_opt="yes"
4440 fi
4441 if $pkg_config --atleast-version=5 glusterfs-api; then
4442 glusterfs_discard="yes"
4443 fi
4444 if $pkg_config --atleast-version=6 glusterfs-api; then
4445 glusterfs_fallocate="yes"
4446 glusterfs_zerofill="yes"
4447 fi
4448 cat > $TMPC << EOF
4449 #include <glusterfs/api/glfs.h>
4450
4451 int
4452 main(void)
4453 {
4454 /* new glfs_ftruncate() passes two additional args */
4455 return glfs_ftruncate(NULL, 0, NULL, NULL);
4456 }
4457 EOF
4458 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4459 glusterfs_ftruncate_has_stat="yes"
4460 fi
4461 cat > $TMPC << EOF
4462 #include <glusterfs/api/glfs.h>
4463
4464 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4465 static void
4466 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4467 {}
4468
4469 int
4470 main(void)
4471 {
4472 glfs_io_cbk iocb = &glusterfs_iocb;
4473 iocb(NULL, 0 , NULL, NULL, NULL);
4474 return 0;
4475 }
4476 EOF
4477 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4478 glusterfs_iocb_has_stat="yes"
4479 fi
4480 else
4481 if test "$glusterfs" = "yes" ; then
4482 feature_not_found "GlusterFS backend support" \
4483 "Install glusterfs-api devel >= 3"
4484 fi
4485 glusterfs="no"
4486 fi
4487 fi
4488
4489 # Check for inotify functions when we are building linux-user
4490 # emulator. This is done because older glibc versions don't
4491 # have syscall stubs for these implemented. In that case we
4492 # don't provide them even if kernel supports them.
4493 #
4494 inotify=no
4495 cat > $TMPC << EOF
4496 #include <sys/inotify.h>
4497
4498 int
4499 main(void)
4500 {
4501 /* try to start inotify */
4502 return inotify_init();
4503 }
4504 EOF
4505 if compile_prog "" "" ; then
4506 inotify=yes
4507 fi
4508
4509 inotify1=no
4510 cat > $TMPC << EOF
4511 #include <sys/inotify.h>
4512
4513 int
4514 main(void)
4515 {
4516 /* try to start inotify */
4517 return inotify_init1(0);
4518 }
4519 EOF
4520 if compile_prog "" "" ; then
4521 inotify1=yes
4522 fi
4523
4524 # check if pipe2 is there
4525 pipe2=no
4526 cat > $TMPC << EOF
4527 #include <unistd.h>
4528 #include <fcntl.h>
4529
4530 int main(void)
4531 {
4532 int pipefd[2];
4533 return pipe2(pipefd, O_CLOEXEC);
4534 }
4535 EOF
4536 if compile_prog "" "" ; then
4537 pipe2=yes
4538 fi
4539
4540 # check if accept4 is there
4541 accept4=no
4542 cat > $TMPC << EOF
4543 #include <sys/socket.h>
4544 #include <stddef.h>
4545
4546 int main(void)
4547 {
4548 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4549 return 0;
4550 }
4551 EOF
4552 if compile_prog "" "" ; then
4553 accept4=yes
4554 fi
4555
4556 # check if tee/splice is there. vmsplice was added same time.
4557 splice=no
4558 cat > $TMPC << EOF
4559 #include <unistd.h>
4560 #include <fcntl.h>
4561 #include <limits.h>
4562
4563 int main(void)
4564 {
4565 int len, fd = 0;
4566 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4567 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4568 return 0;
4569 }
4570 EOF
4571 if compile_prog "" "" ; then
4572 splice=yes
4573 fi
4574
4575 ##########################################
4576 # libnuma probe
4577
4578 if test "$numa" != "no" ; then
4579 cat > $TMPC << EOF
4580 #include <numa.h>
4581 int main(void) { return numa_available(); }
4582 EOF
4583
4584 if compile_prog "" "-lnuma" ; then
4585 numa=yes
4586 libs_softmmu="-lnuma $libs_softmmu"
4587 else
4588 if test "$numa" = "yes" ; then
4589 feature_not_found "numa" "install numactl devel"
4590 fi
4591 numa=no
4592 fi
4593 fi
4594
4595 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4596 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4597 exit 1
4598 fi
4599
4600 # Even if malloc_trim() is available, these non-libc memory allocators
4601 # do not support it.
4602 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4603 if test "$malloc_trim" = "yes" ; then
4604 echo "Disabling malloc_trim with non-libc memory allocator"
4605 fi
4606 malloc_trim="no"
4607 fi
4608
4609 #######################################
4610 # malloc_trim
4611
4612 if test "$malloc_trim" != "no" ; then
4613 cat > $TMPC << EOF
4614 #include <malloc.h>
4615 int main(void) { malloc_trim(0); return 0; }
4616 EOF
4617 if compile_prog "" "" ; then
4618 malloc_trim="yes"
4619 else
4620 malloc_trim="no"
4621 fi
4622 fi
4623
4624 ##########################################
4625 # tcmalloc probe
4626
4627 if test "$tcmalloc" = "yes" ; then
4628 cat > $TMPC << EOF
4629 #include <stdlib.h>
4630 int main(void) {
4631 void *tmp = malloc(1);
4632 if (tmp != NULL) {
4633 return 0;
4634 }
4635 return 1;
4636 }
4637 EOF
4638
4639 if compile_prog "" "-ltcmalloc" ; then
4640 LIBS="-ltcmalloc $LIBS"
4641 else
4642 feature_not_found "tcmalloc" "install gperftools devel"
4643 fi
4644 fi
4645
4646 ##########################################
4647 # jemalloc probe
4648
4649 if test "$jemalloc" = "yes" ; then
4650 cat > $TMPC << EOF
4651 #include <stdlib.h>
4652 int main(void) {
4653 void *tmp = malloc(1);
4654 if (tmp != NULL) {
4655 return 0;
4656 }
4657 return 1;
4658 }
4659 EOF
4660
4661 if compile_prog "" "-ljemalloc" ; then
4662 LIBS="-ljemalloc $LIBS"
4663 else
4664 feature_not_found "jemalloc" "install jemalloc devel"
4665 fi
4666 fi
4667
4668 ##########################################
4669 # signalfd probe
4670 signalfd="no"
4671 cat > $TMPC << EOF
4672 #include <unistd.h>
4673 #include <sys/syscall.h>
4674 #include <signal.h>
4675 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4676 EOF
4677
4678 if compile_prog "" "" ; then
4679 signalfd=yes
4680 fi
4681
4682 # check if optreset global is declared by <getopt.h>
4683 optreset="no"
4684 cat > $TMPC << EOF
4685 #include <getopt.h>
4686 int main(void) { return optreset; }
4687 EOF
4688
4689 if compile_prog "" "" ; then
4690 optreset=yes
4691 fi
4692
4693 # check if eventfd is supported
4694 eventfd=no
4695 cat > $TMPC << EOF
4696 #include <sys/eventfd.h>
4697
4698 int main(void)
4699 {
4700 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4701 }
4702 EOF
4703 if compile_prog "" "" ; then
4704 eventfd=yes
4705 fi
4706
4707 # check if memfd is supported
4708 memfd=no
4709 cat > $TMPC << EOF
4710 #include <sys/mman.h>
4711
4712 int main(void)
4713 {
4714 return memfd_create("foo", MFD_ALLOW_SEALING);
4715 }
4716 EOF
4717 if compile_prog "" "" ; then
4718 memfd=yes
4719 fi
4720
4721 # check for usbfs
4722 have_usbfs=no
4723 if test "$linux_user" = "yes"; then
4724 cat > $TMPC << EOF
4725 #include <linux/usbdevice_fs.h>
4726
4727 #ifndef USBDEVFS_GET_CAPABILITIES
4728 #error "USBDEVFS_GET_CAPABILITIES undefined"
4729 #endif
4730
4731 #ifndef USBDEVFS_DISCONNECT_CLAIM
4732 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4733 #endif
4734
4735 int main(void)
4736 {
4737 return 0;
4738 }
4739 EOF
4740 if compile_prog "" ""; then
4741 have_usbfs=yes
4742 fi
4743 fi
4744
4745 # check for fallocate
4746 fallocate=no
4747 cat > $TMPC << EOF
4748 #include <fcntl.h>
4749
4750 int main(void)
4751 {
4752 fallocate(0, 0, 0, 0);
4753 return 0;
4754 }
4755 EOF
4756 if compile_prog "" "" ; then
4757 fallocate=yes
4758 fi
4759
4760 # check for fallocate hole punching
4761 fallocate_punch_hole=no
4762 cat > $TMPC << EOF
4763 #include <fcntl.h>
4764 #include <linux/falloc.h>
4765
4766 int main(void)
4767 {
4768 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4769 return 0;
4770 }
4771 EOF
4772 if compile_prog "" "" ; then
4773 fallocate_punch_hole=yes
4774 fi
4775
4776 # check that fallocate supports range zeroing inside the file
4777 fallocate_zero_range=no
4778 cat > $TMPC << EOF
4779 #include <fcntl.h>
4780 #include <linux/falloc.h>
4781
4782 int main(void)
4783 {
4784 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4785 return 0;
4786 }
4787 EOF
4788 if compile_prog "" "" ; then
4789 fallocate_zero_range=yes
4790 fi
4791
4792 # check for posix_fallocate
4793 posix_fallocate=no
4794 cat > $TMPC << EOF
4795 #include <fcntl.h>
4796
4797 int main(void)
4798 {
4799 posix_fallocate(0, 0, 0);
4800 return 0;
4801 }
4802 EOF
4803 if compile_prog "" "" ; then
4804 posix_fallocate=yes
4805 fi
4806
4807 # check for sync_file_range
4808 sync_file_range=no
4809 cat > $TMPC << EOF
4810 #include <fcntl.h>
4811
4812 int main(void)
4813 {
4814 sync_file_range(0, 0, 0, 0);
4815 return 0;
4816 }
4817 EOF
4818 if compile_prog "" "" ; then
4819 sync_file_range=yes
4820 fi
4821
4822 # check for linux/fiemap.h and FS_IOC_FIEMAP
4823 fiemap=no
4824 cat > $TMPC << EOF
4825 #include <sys/ioctl.h>
4826 #include <linux/fs.h>
4827 #include <linux/fiemap.h>
4828
4829 int main(void)
4830 {
4831 ioctl(0, FS_IOC_FIEMAP, 0);
4832 return 0;
4833 }
4834 EOF
4835 if compile_prog "" "" ; then
4836 fiemap=yes
4837 fi
4838
4839 # check for dup3
4840 dup3=no
4841 cat > $TMPC << EOF
4842 #include <unistd.h>
4843
4844 int main(void)
4845 {
4846 dup3(0, 0, 0);
4847 return 0;
4848 }
4849 EOF
4850 if compile_prog "" "" ; then
4851 dup3=yes
4852 fi
4853
4854 # check for ppoll support
4855 ppoll=no
4856 cat > $TMPC << EOF
4857 #include <poll.h>
4858
4859 int main(void)
4860 {
4861 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4862 ppoll(&pfd, 1, 0, 0);
4863 return 0;
4864 }
4865 EOF
4866 if compile_prog "" "" ; then
4867 ppoll=yes
4868 fi
4869
4870 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4871 prctl_pr_set_timerslack=no
4872 cat > $TMPC << EOF
4873 #include <sys/prctl.h>
4874
4875 int main(void)
4876 {
4877 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4878 return 0;
4879 }
4880 EOF
4881 if compile_prog "" "" ; then
4882 prctl_pr_set_timerslack=yes
4883 fi
4884
4885 # check for epoll support
4886 epoll=no
4887 cat > $TMPC << EOF
4888 #include <sys/epoll.h>
4889
4890 int main(void)
4891 {
4892 epoll_create(0);
4893 return 0;
4894 }
4895 EOF
4896 if compile_prog "" "" ; then
4897 epoll=yes
4898 fi
4899
4900 # epoll_create1 is a later addition
4901 # so we must check separately for its presence
4902 epoll_create1=no
4903 cat > $TMPC << EOF
4904 #include <sys/epoll.h>
4905
4906 int main(void)
4907 {
4908 /* Note that we use epoll_create1 as a value, not as
4909 * a function being called. This is necessary so that on
4910 * old SPARC glibc versions where the function was present in
4911 * the library but not declared in the header file we will
4912 * fail the configure check. (Otherwise we will get a compiler
4913 * warning but not an error, and will proceed to fail the
4914 * qemu compile where we compile with -Werror.)
4915 */
4916 return (int)(uintptr_t)&epoll_create1;
4917 }
4918 EOF
4919 if compile_prog "" "" ; then
4920 epoll_create1=yes
4921 fi
4922
4923 # check for sendfile support
4924 sendfile=no
4925 cat > $TMPC << EOF
4926 #include <sys/sendfile.h>
4927
4928 int main(void)
4929 {
4930 return sendfile(0, 0, 0, 0);
4931 }
4932 EOF
4933 if compile_prog "" "" ; then
4934 sendfile=yes
4935 fi
4936
4937 # check for timerfd support (glibc 2.8 and newer)
4938 timerfd=no
4939 cat > $TMPC << EOF
4940 #include <sys/timerfd.h>
4941
4942 int main(void)
4943 {
4944 return(timerfd_create(CLOCK_REALTIME, 0));
4945 }
4946 EOF
4947 if compile_prog "" "" ; then
4948 timerfd=yes
4949 fi
4950
4951 # check for setns and unshare support
4952 setns=no
4953 cat > $TMPC << EOF
4954 #include <sched.h>
4955
4956 int main(void)
4957 {
4958 int ret;
4959 ret = setns(0, 0);
4960 ret = unshare(0);
4961 return ret;
4962 }
4963 EOF
4964 if compile_prog "" "" ; then
4965 setns=yes
4966 fi
4967
4968 # clock_adjtime probe
4969 clock_adjtime=no
4970 cat > $TMPC <<EOF
4971 #include <time.h>
4972
4973 int main(void)
4974 {
4975 return clock_adjtime(0, 0);
4976 }
4977 EOF
4978 clock_adjtime=no
4979 if compile_prog "" "" ; then
4980 clock_adjtime=yes
4981 fi
4982
4983 # syncfs probe
4984 syncfs=no
4985 cat > $TMPC <<EOF
4986 #include <unistd.h>
4987
4988 int main(void)
4989 {
4990 return syncfs(0);
4991 }
4992 EOF
4993 syncfs=no
4994 if compile_prog "" "" ; then
4995 syncfs=yes
4996 fi
4997
4998 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4999 kcov=no
5000 if check_include sys/kcov.h ; then
5001 kcov=yes
5002 fi
5003
5004 # If we're making warnings fatal, apply this to Sphinx runs as well
5005 sphinx_werror=""
5006 if test "$werror" = "yes"; then
5007 sphinx_werror="-W"
5008 fi
5009
5010 # Check we have a new enough version of sphinx-build
5011 has_sphinx_build() {
5012 # This is a bit awkward but works: create a trivial document and
5013 # try to run it with our configuration file (which enforces a
5014 # version requirement). This will fail if either
5015 # sphinx-build doesn't exist at all or if it is too old.
5016 mkdir -p "$TMPDIR1/sphinx"
5017 touch "$TMPDIR1/sphinx/index.rst"
5018 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
5019 -b html "$TMPDIR1/sphinx" \
5020 "$TMPDIR1/sphinx/out" >> config.log 2>&1
5021 }
5022
5023 # Check if tools are available to build documentation.
5024 if test "$docs" != "no" ; then
5025 if has_sphinx_build; then
5026 sphinx_ok=yes
5027 else
5028 sphinx_ok=no
5029 fi
5030 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
5031 docs=yes
5032 else
5033 if test "$docs" = "yes" ; then
5034 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
5035 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
5036 fi
5037 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
5038 fi
5039 docs=no
5040 fi
5041 fi
5042
5043 # Search for bswap_32 function
5044 byteswap_h=no
5045 cat > $TMPC << EOF
5046 #include <byteswap.h>
5047 int main(void) { return bswap_32(0); }
5048 EOF
5049 if compile_prog "" "" ; then
5050 byteswap_h=yes
5051 fi
5052
5053 # Search for bswap32 function
5054 bswap_h=no
5055 cat > $TMPC << EOF
5056 #include <sys/endian.h>
5057 #include <sys/types.h>
5058 #include <machine/bswap.h>
5059 int main(void) { return bswap32(0); }
5060 EOF
5061 if compile_prog "" "" ; then
5062 bswap_h=yes
5063 fi
5064
5065 ##########################################
5066 # Do we have libiscsi >= 1.9.0
5067 if test "$libiscsi" != "no" ; then
5068 if $pkg_config --atleast-version=1.9.0 libiscsi; then
5069 libiscsi="yes"
5070 libiscsi_cflags=$($pkg_config --cflags libiscsi)
5071 libiscsi_libs=$($pkg_config --libs libiscsi)
5072 else
5073 if test "$libiscsi" = "yes" ; then
5074 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
5075 fi
5076 libiscsi="no"
5077 fi
5078 fi
5079
5080 ##########################################
5081 # Do we need libm
5082 cat > $TMPC << EOF
5083 #include <math.h>
5084 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5085 EOF
5086 if compile_prog "" "" ; then
5087 :
5088 elif compile_prog "" "-lm" ; then
5089 LIBS="-lm $LIBS"
5090 libs_qga="-lm $libs_qga"
5091 else
5092 error_exit "libm check failed"
5093 fi
5094
5095 ##########################################
5096 # Do we need librt
5097 # uClibc provides 2 versions of clock_gettime(), one with realtime
5098 # support and one without. This means that the clock_gettime() don't
5099 # need -lrt. We still need it for timer_create() so we check for this
5100 # function in addition.
5101 cat > $TMPC <<EOF
5102 #include <signal.h>
5103 #include <time.h>
5104 int main(void) {
5105 timer_create(CLOCK_REALTIME, NULL, NULL);
5106 return clock_gettime(CLOCK_REALTIME, NULL);
5107 }
5108 EOF
5109
5110 if compile_prog "" "" ; then
5111 :
5112 # we need pthread for static linking. use previous pthread test result
5113 elif compile_prog "" "$pthread_lib -lrt" ; then
5114 LIBS="$LIBS -lrt"
5115 libs_qga="$libs_qga -lrt"
5116 fi
5117
5118 # Check whether we need to link libutil for openpty()
5119 cat > $TMPC << EOF
5120 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5121 int main(void) { return openpty(0, 0, 0, 0, 0); }
5122 EOF
5123
5124 if ! compile_prog "" "" ; then
5125 if compile_prog "" "-lutil" ; then
5126 libs_softmmu="-lutil $libs_softmmu"
5127 libs_tools="-lutil $libs_tools"
5128 fi
5129 fi
5130
5131 ##########################################
5132 # spice probe
5133 if test "$spice" != "no" ; then
5134 cat > $TMPC << EOF
5135 #include <spice.h>
5136 int main(void) { spice_server_new(); return 0; }
5137 EOF
5138 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5139 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5140 if $pkg_config --atleast-version=0.12.5 spice-server && \
5141 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5142 compile_prog "$spice_cflags" "$spice_libs" ; then
5143 spice="yes"
5144 libs_softmmu="$libs_softmmu $spice_libs"
5145 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5146 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5147 spice_server_version=$($pkg_config --modversion spice-server)
5148 else
5149 if test "$spice" = "yes" ; then
5150 feature_not_found "spice" \
5151 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5152 fi
5153 spice="no"
5154 fi
5155 fi
5156
5157 # check for smartcard support
5158 if test "$smartcard" != "no"; then
5159 if $pkg_config --atleast-version=2.5.1 libcacard; then
5160 libcacard_cflags=$($pkg_config --cflags libcacard)
5161 libcacard_libs=$($pkg_config --libs libcacard)
5162 smartcard="yes"
5163 else
5164 if test "$smartcard" = "yes"; then
5165 feature_not_found "smartcard" "Install libcacard devel"
5166 fi
5167 smartcard="no"
5168 fi
5169 fi
5170
5171 # check for libusb
5172 if test "$libusb" != "no" ; then
5173 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5174 libusb="yes"
5175 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5176 libusb_libs=$($pkg_config --libs libusb-1.0)
5177 else
5178 if test "$libusb" = "yes"; then
5179 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5180 fi
5181 libusb="no"
5182 fi
5183 fi
5184
5185 # check for usbredirparser for usb network redirection support
5186 if test "$usb_redir" != "no" ; then
5187 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5188 usb_redir="yes"
5189 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5190 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5191 else
5192 if test "$usb_redir" = "yes"; then
5193 feature_not_found "usb-redir" "Install usbredir devel"
5194 fi
5195 usb_redir="no"
5196 fi
5197 fi
5198
5199 ##########################################
5200 # check if we have VSS SDK headers for win
5201
5202 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5203 test "$vss_win32_sdk" != "no" ; then
5204 case "$vss_win32_sdk" in
5205 "") vss_win32_include="-isystem $source_path" ;;
5206 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5207 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5208 vss_win32_include="-isystem $source_path/.sdk/vss"
5209 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5210 ;;
5211 *) vss_win32_include="-isystem $vss_win32_sdk"
5212 esac
5213 cat > $TMPC << EOF
5214 #define __MIDL_user_allocate_free_DEFINED__
5215 #include <inc/win2003/vss.h>
5216 int main(void) { return VSS_CTX_BACKUP; }
5217 EOF
5218 if compile_prog "$vss_win32_include" "" ; then
5219 guest_agent_with_vss="yes"
5220 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5221 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5222 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5223 else
5224 if test "$vss_win32_sdk" != "" ; then
5225 echo "ERROR: Please download and install Microsoft VSS SDK:"
5226 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5227 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5228 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5229 echo "ERROR: The headers are extracted in the directory \`inc'."
5230 feature_not_found "VSS support"
5231 fi
5232 guest_agent_with_vss="no"
5233 fi
5234 fi
5235
5236 ##########################################
5237 # lookup Windows platform SDK (if not specified)
5238 # The SDK is needed only to build .tlb (type library) file of guest agent
5239 # VSS provider from the source. It is usually unnecessary because the
5240 # pre-compiled .tlb file is included.
5241
5242 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5243 test "$guest_agent_with_vss" = "yes" ; then
5244 if test -z "$win_sdk"; then
5245 programfiles="$PROGRAMFILES"
5246 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5247 if test -n "$programfiles"; then
5248 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5249 else
5250 feature_not_found "Windows SDK"
5251 fi
5252 elif test "$win_sdk" = "no"; then
5253 win_sdk=""
5254 fi
5255 fi
5256
5257 ##########################################
5258 # check if mingw environment provides a recent ntddscsi.h
5259 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5260 cat > $TMPC << EOF
5261 #include <windows.h>
5262 #include <ntddscsi.h>
5263 int main(void) {
5264 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5265 #error Missing required ioctl definitions
5266 #endif
5267 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5268 return addr.Lun;
5269 }
5270 EOF
5271 if compile_prog "" "" ; then
5272 guest_agent_ntddscsi=yes
5273 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5274 fi
5275 fi
5276
5277 ##########################################
5278 # virgl renderer probe
5279
5280 if test "$virglrenderer" != "no" ; then
5281 cat > $TMPC << EOF
5282 #include <virglrenderer.h>
5283 int main(void) { virgl_renderer_poll(); return 0; }
5284 EOF
5285 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5286 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5287 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5288 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5289 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5290 virglrenderer="yes"
5291 else
5292 if test "$virglrenderer" = "yes" ; then
5293 feature_not_found "virglrenderer"
5294 fi
5295 virglrenderer="no"
5296 fi
5297 fi
5298
5299 ##########################################
5300 # capstone
5301
5302 case "$capstone" in
5303 "" | yes)
5304 if $pkg_config capstone; then
5305 capstone=system
5306 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5307 capstone=git
5308 elif test -e "${source_path}/capstone/Makefile" ; then
5309 capstone=internal
5310 elif test -z "$capstone" ; then
5311 capstone=no
5312 else
5313 feature_not_found "capstone" "Install capstone devel or git submodule"
5314 fi
5315 ;;
5316
5317 system)
5318 if ! $pkg_config capstone; then
5319 feature_not_found "capstone" "Install capstone devel"
5320 fi
5321 ;;
5322 esac
5323
5324 case "$capstone" in
5325 git | internal)
5326 if test "$capstone" = git; then
5327 git_submodules="${git_submodules} capstone"
5328 fi
5329 mkdir -p capstone
5330 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5331 if test "$mingw32" = "yes"; then
5332 LIBCAPSTONE=capstone.lib
5333 else
5334 LIBCAPSTONE=libcapstone.a
5335 fi
5336 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5337 ;;
5338
5339 system)
5340 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5341 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5342 ;;
5343
5344 no)
5345 ;;
5346 *)
5347 error_exit "Unknown state for capstone: $capstone"
5348 ;;
5349 esac
5350
5351 ##########################################
5352 # check if we have fdatasync
5353
5354 fdatasync=no
5355 cat > $TMPC << EOF
5356 #include <unistd.h>
5357 int main(void) {
5358 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5359 return fdatasync(0);
5360 #else
5361 #error Not supported
5362 #endif
5363 }
5364 EOF
5365 if compile_prog "" "" ; then
5366 fdatasync=yes
5367 fi
5368
5369 ##########################################
5370 # check if we have madvise
5371
5372 madvise=no
5373 cat > $TMPC << EOF
5374 #include <sys/types.h>
5375 #include <sys/mman.h>
5376 #include <stddef.h>
5377 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5378 EOF
5379 if compile_prog "" "" ; then
5380 madvise=yes
5381 fi
5382
5383 ##########################################
5384 # check if we have posix_madvise
5385
5386 posix_madvise=no
5387 cat > $TMPC << EOF
5388 #include <sys/mman.h>
5389 #include <stddef.h>
5390 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5391 EOF
5392 if compile_prog "" "" ; then
5393 posix_madvise=yes
5394 fi
5395
5396 ##########################################
5397 # check if we have posix_memalign()
5398
5399 posix_memalign=no
5400 cat > $TMPC << EOF
5401 #include <stdlib.h>
5402 int main(void) {
5403 void *p;
5404 return posix_memalign(&p, 8, 8);
5405 }
5406 EOF
5407 if compile_prog "" "" ; then
5408 posix_memalign=yes
5409 fi
5410
5411 ##########################################
5412 # check if we have posix_syslog
5413
5414 posix_syslog=no
5415 cat > $TMPC << EOF
5416 #include <syslog.h>
5417 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5418 EOF
5419 if compile_prog "" "" ; then
5420 posix_syslog=yes
5421 fi
5422
5423 ##########################################
5424 # check if we have sem_timedwait
5425
5426 sem_timedwait=no
5427 cat > $TMPC << EOF
5428 #include <semaphore.h>
5429 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5430 EOF
5431 if compile_prog "" "" ; then
5432 sem_timedwait=yes
5433 fi
5434
5435 ##########################################
5436 # check if we have strchrnul
5437
5438 strchrnul=no
5439 cat > $TMPC << EOF
5440 #include <string.h>
5441 int main(void);
5442 // Use a haystack that the compiler shouldn't be able to constant fold
5443 char *haystack = (char*)&main;
5444 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5445 EOF
5446 if compile_prog "" "" ; then
5447 strchrnul=yes
5448 fi
5449
5450 #########################################
5451 # check if we have st_atim
5452
5453 st_atim=no
5454 cat > $TMPC << EOF
5455 #include <sys/stat.h>
5456 #include <stddef.h>
5457 int main(void) { return offsetof(struct stat, st_atim); }
5458 EOF
5459 if compile_prog "" "" ; then
5460 st_atim=yes
5461 fi
5462
5463 ##########################################
5464 # check if trace backend exists
5465
5466 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5467 if test "$?" -ne 0 ; then
5468 error_exit "invalid trace backends" \
5469 "Please choose supported trace backends."
5470 fi
5471
5472 ##########################################
5473 # For 'ust' backend, test if ust headers are present
5474 if have_backend "ust"; then
5475 cat > $TMPC << EOF
5476 #include <lttng/tracepoint.h>
5477 int main(void) { return 0; }
5478 EOF
5479 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5480 if $pkg_config lttng-ust --exists; then
5481 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5482 else
5483 lttng_ust_libs="-llttng-ust -ldl"
5484 fi
5485 if $pkg_config liburcu-bp --exists; then
5486 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5487 else
5488 urcu_bp_libs="-lurcu-bp"
5489 fi
5490
5491 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5492 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5493 else
5494 error_exit "Trace backend 'ust' missing lttng-ust header files"
5495 fi
5496 fi
5497
5498 ##########################################
5499 # For 'dtrace' backend, test if 'dtrace' command is present
5500 if have_backend "dtrace"; then
5501 if ! has 'dtrace' ; then
5502 error_exit "dtrace command is not found in PATH $PATH"
5503 fi
5504 trace_backend_stap="no"
5505 if has 'stap' ; then
5506 trace_backend_stap="yes"
5507 fi
5508 fi
5509
5510 ##########################################
5511 # check and set a backend for coroutine
5512
5513 # We prefer ucontext, but it's not always possible. The fallback
5514 # is sigcontext. On Windows the only valid backend is the Windows
5515 # specific one.
5516
5517 ucontext_works=no
5518 if test "$darwin" != "yes"; then
5519 cat > $TMPC << EOF
5520 #include <ucontext.h>
5521 #ifdef __stub_makecontext
5522 #error Ignoring glibc stub makecontext which will always fail
5523 #endif
5524 int main(void) { makecontext(0, 0, 0); return 0; }
5525 EOF
5526 if compile_prog "" "" ; then
5527 ucontext_works=yes
5528 fi
5529 fi
5530
5531 if test "$coroutine" = ""; then
5532 if test "$mingw32" = "yes"; then
5533 coroutine=win32
5534 elif test "$ucontext_works" = "yes"; then
5535 coroutine=ucontext
5536 else
5537 coroutine=sigaltstack
5538 fi
5539 else
5540 case $coroutine in
5541 windows)
5542 if test "$mingw32" != "yes"; then
5543 error_exit "'windows' coroutine backend only valid for Windows"
5544 fi
5545 # Unfortunately the user visible backend name doesn't match the
5546 # coroutine-*.c filename for this case, so we have to adjust it here.
5547 coroutine=win32
5548 ;;
5549 ucontext)
5550 if test "$ucontext_works" != "yes"; then
5551 feature_not_found "ucontext"
5552 fi
5553 ;;
5554 sigaltstack)
5555 if test "$mingw32" = "yes"; then
5556 error_exit "only the 'windows' coroutine backend is valid for Windows"
5557 fi
5558 ;;
5559 *)
5560 error_exit "unknown coroutine backend $coroutine"
5561 ;;
5562 esac
5563 fi
5564
5565 if test "$coroutine_pool" = ""; then
5566 coroutine_pool=yes
5567 fi
5568
5569 if test "$debug_stack_usage" = "yes"; then
5570 if test "$coroutine_pool" = "yes"; then
5571 echo "WARN: disabling coroutine pool for stack usage debugging"
5572 coroutine_pool=no
5573 fi
5574 fi
5575
5576
5577 ##########################################
5578 # check if we have open_by_handle_at
5579
5580 open_by_handle_at=no
5581 cat > $TMPC << EOF
5582 #include <fcntl.h>
5583 #if !defined(AT_EMPTY_PATH)
5584 # error missing definition
5585 #else
5586 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5587 #endif
5588 EOF
5589 if compile_prog "" "" ; then
5590 open_by_handle_at=yes
5591 fi
5592
5593 ########################################
5594 # check if we have linux/magic.h
5595
5596 linux_magic_h=no
5597 cat > $TMPC << EOF
5598 #include <linux/magic.h>
5599 int main(void) {
5600 return 0;
5601 }
5602 EOF
5603 if compile_prog "" "" ; then
5604 linux_magic_h=yes
5605 fi
5606
5607 ########################################
5608 # check whether we can disable warning option with a pragma (this is needed
5609 # to silence warnings in the headers of some versions of external libraries).
5610 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5611 # only a warning.
5612 #
5613 # If we can't selectively disable warning in the code, disable -Werror so that
5614 # the build doesn't fail anyway.
5615
5616 pragma_disable_unused_but_set=no
5617 cat > $TMPC << EOF
5618 #pragma GCC diagnostic push
5619 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5620 #pragma GCC diagnostic pop
5621
5622 int main(void) {
5623 return 0;
5624 }
5625 EOF
5626 if compile_prog "-Werror" "" ; then
5627 pragma_diagnostic_available=yes
5628 else
5629 werror=no
5630 fi
5631
5632 ########################################
5633 # check if we have valgrind/valgrind.h
5634
5635 valgrind_h=no
5636 cat > $TMPC << EOF
5637 #include <valgrind/valgrind.h>
5638 int main(void) {
5639 return 0;
5640 }
5641 EOF
5642 if compile_prog "" "" ; then
5643 valgrind_h=yes
5644 fi
5645
5646 ########################################
5647 # check if environ is declared
5648
5649 has_environ=no
5650 cat > $TMPC << EOF
5651 #include <unistd.h>
5652 int main(void) {
5653 environ = 0;
5654 return 0;
5655 }
5656 EOF
5657 if compile_prog "" "" ; then
5658 has_environ=yes
5659 fi
5660
5661 ########################################
5662 # check if cpuid.h is usable.
5663
5664 cat > $TMPC << EOF
5665 #include <cpuid.h>
5666 int main(void) {
5667 unsigned a, b, c, d;
5668 int max = __get_cpuid_max(0, 0);
5669
5670 if (max >= 1) {
5671 __cpuid(1, a, b, c, d);
5672 }
5673
5674 if (max >= 7) {
5675 __cpuid_count(7, 0, a, b, c, d);
5676 }
5677
5678 return 0;
5679 }
5680 EOF
5681 if compile_prog "" "" ; then
5682 cpuid_h=yes
5683 fi
5684
5685 ##########################################
5686 # avx2 optimization requirement check
5687 #
5688 # There is no point enabling this if cpuid.h is not usable,
5689 # since we won't be able to select the new routines.
5690
5691 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5692 cat > $TMPC << EOF
5693 #pragma GCC push_options
5694 #pragma GCC target("avx2")
5695 #include <cpuid.h>
5696 #include <immintrin.h>
5697 static int bar(void *a) {
5698 __m256i x = *(__m256i *)a;
5699 return _mm256_testz_si256(x, x);
5700 }
5701 int main(int argc, char *argv[]) { return bar(argv[0]); }
5702 EOF
5703 if compile_object "" ; then
5704 avx2_opt="yes"
5705 else
5706 avx2_opt="no"
5707 fi
5708 fi
5709
5710 ##########################################
5711 # avx512f optimization requirement check
5712 #
5713 # There is no point enabling this if cpuid.h is not usable,
5714 # since we won't be able to select the new routines.
5715 # by default, it is turned off.
5716 # if user explicitly want to enable it, check environment
5717
5718 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5719 cat > $TMPC << EOF
5720 #pragma GCC push_options
5721 #pragma GCC target("avx512f")
5722 #include <cpuid.h>
5723 #include <immintrin.h>
5724 static int bar(void *a) {
5725 __m512i x = *(__m512i *)a;
5726 return _mm512_test_epi64_mask(x, x);
5727 }
5728 int main(int argc, char *argv[])
5729 {
5730 return bar(argv[0]);
5731 }
5732 EOF
5733 if ! compile_object "" ; then
5734 avx512f_opt="no"
5735 fi
5736 else
5737 avx512f_opt="no"
5738 fi
5739
5740 ########################################
5741 # check if __[u]int128_t is usable.
5742
5743 int128=no
5744 cat > $TMPC << EOF
5745 __int128_t a;
5746 __uint128_t b;
5747 int main (void) {
5748 a = a + b;
5749 b = a * b;
5750 a = a * a;
5751 return 0;
5752 }
5753 EOF
5754 if compile_prog "" "" ; then
5755 int128=yes
5756 fi
5757
5758 #########################################
5759 # See if 128-bit atomic operations are supported.
5760
5761 atomic128=no
5762 if test "$int128" = "yes"; then
5763 cat > $TMPC << EOF
5764 int main(void)
5765 {
5766 unsigned __int128 x = 0, y = 0;
5767 y = __atomic_load_16(&x, 0);
5768 __atomic_store_16(&x, y, 0);
5769 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5770 return 0;
5771 }
5772 EOF
5773 if compile_prog "" "" ; then
5774 atomic128=yes
5775 fi
5776 fi
5777
5778 cmpxchg128=no
5779 if test "$int128" = yes && test "$atomic128" = no; then
5780 cat > $TMPC << EOF
5781 int main(void)
5782 {
5783 unsigned __int128 x = 0, y = 0;
5784 __sync_val_compare_and_swap_16(&x, y, x);
5785 return 0;
5786 }
5787 EOF
5788 if compile_prog "" "" ; then
5789 cmpxchg128=yes
5790 fi
5791 fi
5792
5793 #########################################
5794 # See if 64-bit atomic operations are supported.
5795 # Note that without __atomic builtins, we can only
5796 # assume atomic loads/stores max at pointer size.
5797
5798 cat > $TMPC << EOF
5799 #include <stdint.h>
5800 int main(void)
5801 {
5802 uint64_t x = 0, y = 0;
5803 #ifdef __ATOMIC_RELAXED
5804 y = __atomic_load_8(&x, 0);
5805 __atomic_store_8(&x, y, 0);
5806 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5807 __atomic_exchange_8(&x, y, 0);
5808 __atomic_fetch_add_8(&x, y, 0);
5809 #else
5810 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5811 __sync_lock_test_and_set(&x, y);
5812 __sync_val_compare_and_swap(&x, y, 0);
5813 __sync_fetch_and_add(&x, y);
5814 #endif
5815 return 0;
5816 }
5817 EOF
5818 if compile_prog "" "" ; then
5819 atomic64=yes
5820 fi
5821
5822 #########################################
5823 # See if --dynamic-list is supported by the linker
5824 ld_dynamic_list="no"
5825 if test "$static" = "no" ; then
5826 cat > $TMPTXT <<EOF
5827 {
5828 foo;
5829 };
5830 EOF
5831
5832 cat > $TMPC <<EOF
5833 #include <stdio.h>
5834 void foo(void);
5835
5836 void foo(void)
5837 {
5838 printf("foo\n");
5839 }
5840
5841 int main(void)
5842 {
5843 foo();
5844 return 0;
5845 }
5846 EOF
5847
5848 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5849 ld_dynamic_list="yes"
5850 fi
5851 fi
5852
5853 #########################################
5854 # See if -exported_symbols_list is supported by the linker
5855
5856 ld_exported_symbols_list="no"
5857 if test "$static" = "no" ; then
5858 cat > $TMPTXT <<EOF
5859 _foo
5860 EOF
5861
5862 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5863 ld_exported_symbols_list="yes"
5864 fi
5865 fi
5866
5867 if test "$plugins" = "yes" &&
5868 test "$ld_dynamic_list" = "no" &&
5869 test "$ld_exported_symbols_list" = "no" ; then
5870 error_exit \
5871 "Plugin support requires dynamic linking and specifying a set of symbols " \
5872 "that are exported to plugins. Unfortunately your linker doesn't " \
5873 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5874 "for this purpose. You can't build with --static."
5875 fi
5876
5877 ########################################
5878 # See if __attribute__((alias)) is supported.
5879 # This false for Xcode 9, but has been remedied for Xcode 10.
5880 # Unfortunately, travis uses Xcode 9 by default.
5881
5882 attralias=no
5883 cat > $TMPC << EOF
5884 int x = 1;
5885 extern const int y __attribute__((alias("x")));
5886 int main(void) { return 0; }
5887 EOF
5888 if compile_prog "" "" ; then
5889 attralias=yes
5890 fi
5891
5892 ########################################
5893 # check if getauxval is available.
5894
5895 getauxval=no
5896 cat > $TMPC << EOF
5897 #include <sys/auxv.h>
5898 int main(void) {
5899 return getauxval(AT_HWCAP) == 0;
5900 }
5901 EOF
5902 if compile_prog "" "" ; then
5903 getauxval=yes
5904 fi
5905
5906 ########################################
5907 # check if ccache is interfering with
5908 # semantic analysis of macros
5909
5910 unset CCACHE_CPP2
5911 ccache_cpp2=no
5912 cat > $TMPC << EOF
5913 static const int Z = 1;
5914 #define fn() ({ Z; })
5915 #define TAUT(X) ((X) == Z)
5916 #define PAREN(X, Y) (X == Y)
5917 #define ID(X) (X)
5918 int main(int argc, char *argv[])
5919 {
5920 int x = 0, y = 0;
5921 x = ID(x);
5922 x = fn();
5923 fn();
5924 if (PAREN(x, y)) return 0;
5925 if (TAUT(Z)) return 0;
5926 return 0;
5927 }
5928 EOF
5929
5930 if ! compile_object "-Werror"; then
5931 ccache_cpp2=yes
5932 fi
5933
5934 #################################################
5935 # clang does not support glibc + FORTIFY_SOURCE.
5936
5937 if test "$fortify_source" != "no"; then
5938 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5939 fortify_source="no";
5940 elif test -n "$cxx" && has $cxx &&
5941 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5942 fortify_source="no";
5943 else
5944 fortify_source="yes"
5945 fi
5946 fi
5947
5948 ###############################################
5949 # Check if copy_file_range is provided by glibc
5950 have_copy_file_range=no
5951 cat > $TMPC << EOF
5952 #include <unistd.h>
5953 int main(void) {
5954 copy_file_range(0, NULL, 0, NULL, 0, 0);
5955 return 0;
5956 }
5957 EOF
5958 if compile_prog "" "" ; then
5959 have_copy_file_range=yes
5960 fi
5961
5962 ##########################################
5963 # check if struct fsxattr is available via linux/fs.h
5964
5965 have_fsxattr=no
5966 cat > $TMPC << EOF
5967 #include <linux/fs.h>
5968 struct fsxattr foo;
5969 int main(void) {
5970 return 0;
5971 }
5972 EOF
5973 if compile_prog "" "" ; then
5974 have_fsxattr=yes
5975 fi
5976
5977 ##########################################
5978 # check for usable membarrier system call
5979 if test "$membarrier" = "yes"; then
5980 have_membarrier=no
5981 if test "$mingw32" = "yes" ; then
5982 have_membarrier=yes
5983 elif test "$linux" = "yes" ; then
5984 cat > $TMPC << EOF
5985 #include <linux/membarrier.h>
5986 #include <sys/syscall.h>
5987 #include <unistd.h>
5988 #include <stdlib.h>
5989 int main(void) {
5990 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5991 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5992 exit(0);
5993 }
5994 EOF
5995 if compile_prog "" "" ; then
5996 have_membarrier=yes
5997 fi
5998 fi
5999 if test "$have_membarrier" = "no"; then
6000 feature_not_found "membarrier" "membarrier system call not available"
6001 fi
6002 else
6003 # Do not enable it by default even for Mingw32, because it doesn't
6004 # work on Wine.
6005 membarrier=no
6006 fi
6007
6008 ##########################################
6009 # check if rtnetlink.h exists and is useful
6010 have_rtnetlink=no
6011 cat > $TMPC << EOF
6012 #include <linux/rtnetlink.h>
6013 int main(void) {
6014 return IFLA_PROTO_DOWN;
6015 }
6016 EOF
6017 if compile_prog "" "" ; then
6018 have_rtnetlink=yes
6019 fi
6020
6021 ##########################################
6022 # check for usable AF_VSOCK environment
6023 have_af_vsock=no
6024 cat > $TMPC << EOF
6025 #include <errno.h>
6026 #include <sys/types.h>
6027 #include <sys/socket.h>
6028 #if !defined(AF_VSOCK)
6029 # error missing AF_VSOCK flag
6030 #endif
6031 #include <linux/vm_sockets.h>
6032 int main(void) {
6033 int sock, ret;
6034 struct sockaddr_vm svm;
6035 socklen_t len = sizeof(svm);
6036 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
6037 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
6038 if ((ret == -1) && (errno == ENOTCONN)) {
6039 return 0;
6040 }
6041 return -1;
6042 }
6043 EOF
6044 if compile_prog "" "" ; then
6045 have_af_vsock=yes
6046 fi
6047
6048 ##########################################
6049 # check for usable AF_ALG environment
6050 have_afalg=no
6051 cat > $TMPC << EOF
6052 #include <errno.h>
6053 #include <sys/types.h>
6054 #include <sys/socket.h>
6055 #include <linux/if_alg.h>
6056 int main(void) {
6057 int sock;
6058 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6059 return sock;
6060 }
6061 EOF
6062 if compile_prog "" "" ; then
6063 have_afalg=yes
6064 fi
6065 if test "$crypto_afalg" = "yes"
6066 then
6067 if test "$have_afalg" != "yes"
6068 then
6069 error_exit "AF_ALG requested but could not be detected"
6070 fi
6071 fi
6072
6073
6074 #################################################
6075 # Check to see if we have the Hypervisor framework
6076 if [ "$darwin" = "yes" ] ; then
6077 cat > $TMPC << EOF
6078 #include <Hypervisor/hv.h>
6079 int main() { return 0;}
6080 EOF
6081 if ! compile_object ""; then
6082 hvf='no'
6083 else
6084 hvf='yes'
6085 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6086 fi
6087 fi
6088
6089 #################################################
6090 # Sparc implicitly links with --relax, which is
6091 # incompatible with -r, so --no-relax should be
6092 # given. It does no harm to give it on other
6093 # platforms too.
6094
6095 # Note: the prototype is needed since QEMU_CFLAGS
6096 # contains -Wmissing-prototypes
6097 cat > $TMPC << EOF
6098 extern int foo(void);
6099 int foo(void) { return 0; }
6100 EOF
6101 if ! compile_object ""; then
6102 error_exit "Failed to compile object file for LD_REL_FLAGS test"
6103 fi
6104 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
6105 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
6106 LD_REL_FLAGS=$i
6107 break
6108 fi
6109 done
6110 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
6111 feature_not_found "modules" "Cannot find how to build relocatable objects"
6112 fi
6113
6114 ##########################################
6115 # check for sysmacros.h
6116
6117 have_sysmacros=no
6118 cat > $TMPC << EOF
6119 #include <sys/sysmacros.h>
6120 int main(void) {
6121 return makedev(0, 0);
6122 }
6123 EOF
6124 if compile_prog "" "" ; then
6125 have_sysmacros=yes
6126 fi
6127
6128 ##########################################
6129 # Veritas HyperScale block driver VxHS
6130 # Check if libvxhs is installed
6131
6132 if test "$vxhs" != "no" ; then
6133 cat > $TMPC <<EOF
6134 #include <stdint.h>
6135 #include <qnio/qnio_api.h>
6136
6137 void *vxhs_callback;
6138
6139 int main(void) {
6140 iio_init(QNIO_VERSION, vxhs_callback);
6141 return 0;
6142 }
6143 EOF
6144 vxhs_libs="-lvxhs -lssl"
6145 if compile_prog "" "$vxhs_libs" ; then
6146 vxhs=yes
6147 else
6148 if test "$vxhs" = "yes" ; then
6149 feature_not_found "vxhs block device" "Install libvxhs See github"
6150 fi
6151 vxhs=no
6152 fi
6153 fi
6154
6155 ##########################################
6156 # check for _Static_assert()
6157
6158 have_static_assert=no
6159 cat > $TMPC << EOF
6160 _Static_assert(1, "success");
6161 int main(void) {
6162 return 0;
6163 }
6164 EOF
6165 if compile_prog "" "" ; then
6166 have_static_assert=yes
6167 fi
6168
6169 ##########################################
6170 # check for utmpx.h, it is missing e.g. on OpenBSD
6171
6172 have_utmpx=no
6173 cat > $TMPC << EOF
6174 #include <utmpx.h>
6175 struct utmpx user_info;
6176 int main(void) {
6177 return 0;
6178 }
6179 EOF
6180 if compile_prog "" "" ; then
6181 have_utmpx=yes
6182 fi
6183
6184 ##########################################
6185 # check for getrandom()
6186
6187 have_getrandom=no
6188 cat > $TMPC << EOF
6189 #include <sys/random.h>
6190 int main(void) {
6191 return getrandom(0, 0, GRND_NONBLOCK);
6192 }
6193 EOF
6194 if compile_prog "" "" ; then
6195 have_getrandom=yes
6196 fi
6197
6198 ##########################################
6199 # checks for sanitizers
6200
6201 have_asan=no
6202 have_ubsan=no
6203 have_asan_iface_h=no
6204 have_asan_iface_fiber=no
6205
6206 if test "$sanitizers" = "yes" ; then
6207 write_c_skeleton
6208 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6209 have_asan=yes
6210 fi
6211
6212 # we could use a simple skeleton for flags checks, but this also
6213 # detect the static linking issue of ubsan, see also:
6214 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6215 cat > $TMPC << EOF
6216 #include <stdlib.h>
6217 int main(void) {
6218 void *tmp = malloc(10);
6219 if (tmp != NULL) {
6220 return *(int *)(tmp + 2);
6221 }
6222 }
6223 EOF
6224 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6225 have_ubsan=yes
6226 fi
6227
6228 if check_include "sanitizer/asan_interface.h" ; then
6229 have_asan_iface_h=yes
6230 fi
6231
6232 cat > $TMPC << EOF
6233 #include <sanitizer/asan_interface.h>
6234 int main(void) {
6235 __sanitizer_start_switch_fiber(0, 0, 0);
6236 return 0;
6237 }
6238 EOF
6239 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6240 have_asan_iface_fiber=yes
6241 fi
6242 fi
6243
6244 ##########################################
6245 # checks for fuzzer
6246 if test "$fuzzing" = "yes" ; then
6247 write_c_fuzzer_skeleton
6248 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6249 have_fuzzer=yes
6250 fi
6251 fi
6252
6253 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6254 # keep it separate until that is not the case.
6255 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6256 error_exit "TSAN is not supported with other sanitiziers."
6257 fi
6258 have_tsan=no
6259 have_tsan_iface_fiber=no
6260 if test "$tsan" = "yes" ; then
6261 write_c_skeleton
6262 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6263 have_tsan=yes
6264 fi
6265 cat > $TMPC << EOF
6266 #include <sanitizer/tsan_interface.h>
6267 int main(void) {
6268 __tsan_create_fiber(0);
6269 return 0;
6270 }
6271 EOF
6272 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6273 have_tsan_iface_fiber=yes
6274 fi
6275 fi
6276
6277 ##########################################
6278 # check for libpmem
6279
6280 if test "$libpmem" != "no"; then
6281 if $pkg_config --exists "libpmem"; then
6282 libpmem="yes"
6283 libpmem_libs=$($pkg_config --libs libpmem)
6284 libpmem_cflags=$($pkg_config --cflags libpmem)
6285 libs_softmmu="$libs_softmmu $libpmem_libs"
6286 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6287 else
6288 if test "$libpmem" = "yes" ; then
6289 feature_not_found "libpmem" "Install nvml or pmdk"
6290 fi
6291 libpmem="no"
6292 fi
6293 fi
6294
6295 ##########################################
6296 # check for slirp
6297
6298 # slirp is only required when building softmmu targets
6299 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6300 slirp="no"
6301 fi
6302
6303 case "$slirp" in
6304 "" | yes)
6305 if $pkg_config slirp; then
6306 slirp=system
6307 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6308 slirp=git
6309 elif test -e "${source_path}/slirp/Makefile" ; then
6310 slirp=internal
6311 elif test -z "$slirp" ; then
6312 slirp=no
6313 else
6314 feature_not_found "slirp" "Install slirp devel or git submodule"
6315 fi
6316 ;;
6317
6318 system)
6319 if ! $pkg_config slirp; then
6320 feature_not_found "slirp" "Install slirp devel"
6321 fi
6322 ;;
6323 esac
6324
6325 case "$slirp" in
6326 git | internal)
6327 if test "$slirp" = git; then
6328 git_submodules="${git_submodules} slirp"
6329 fi
6330 mkdir -p slirp
6331 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6332 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6333 if test "$mingw32" = "yes" ; then
6334 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6335 fi
6336 ;;
6337
6338 system)
6339 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6340 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6341 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6342 ;;
6343
6344 no)
6345 ;;
6346 *)
6347 error_exit "Unknown state for slirp: $slirp"
6348 ;;
6349 esac
6350
6351 ##########################################
6352 # check for usable __NR_keyctl syscall
6353
6354 if test "$linux" = "yes" ; then
6355
6356 have_keyring=no
6357 cat > $TMPC << EOF
6358 #include <errno.h>
6359 #include <asm/unistd.h>
6360 #include <linux/keyctl.h>
6361 #include <unistd.h>
6362 int main(void) {
6363 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6364 }
6365 EOF
6366 if compile_prog "" "" ; then
6367 have_keyring=yes
6368 fi
6369 fi
6370 if test "$secret_keyring" != "no"
6371 then
6372 if test "$have_keyring" == "yes"
6373 then
6374 secret_keyring=yes
6375 else
6376 if test "$secret_keyring" = "yes"
6377 then
6378 error_exit "syscall __NR_keyctl requested, \
6379 but not implemented on your system"
6380 else
6381 secret_keyring=no
6382 fi
6383 fi
6384 fi
6385
6386 ##########################################
6387 # check for usable keyutils.h
6388
6389 if test "$linux" = "yes" ; then
6390
6391 have_keyutils=no
6392 cat > $TMPC << EOF
6393 #include <errno.h>
6394 #include <asm/unistd.h>
6395 #include <unistd.h>
6396 #include <sys/types.h>
6397 #include <keyutils.h>
6398 int main(void) {
6399 return request_key("user", NULL, NULL, 0);
6400 }
6401 EOF
6402 if compile_prog "" "-lkeyutils"; then
6403 have_keyutils=yes
6404 fi
6405 fi
6406
6407
6408 ##########################################
6409 # End of CC checks
6410 # After here, no more $cc or $ld runs
6411
6412 write_c_skeleton
6413
6414 if test "$gcov" = "yes" ; then
6415 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6416 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6417 elif test "$fortify_source" = "yes" ; then
6418 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6419 elif test "$debug" = "no"; then
6420 CFLAGS="-O2 $CFLAGS"
6421 fi
6422
6423 if test "$have_asan" = "yes"; then
6424 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6425 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6426 if test "$have_asan_iface_h" = "no" ; then
6427 echo "ASAN build enabled, but ASAN header missing." \
6428 "Without code annotation, the report may be inferior."
6429 elif test "$have_asan_iface_fiber" = "no" ; then
6430 echo "ASAN build enabled, but ASAN header is too old." \
6431 "Without code annotation, the report may be inferior."
6432 fi
6433 fi
6434 if test "$have_tsan" = "yes" ; then
6435 if test "$have_tsan_iface_fiber" = "yes" ; then
6436 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6437 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6438 else
6439 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6440 fi
6441 elif test "$tsan" = "yes" ; then
6442 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6443 fi
6444 if test "$have_ubsan" = "yes"; then
6445 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6446 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6447 fi
6448
6449 ##########################################
6450 # Do we have libnfs
6451 if test "$libnfs" != "no" ; then
6452 if $pkg_config --atleast-version=1.9.3 libnfs; then
6453 libnfs="yes"
6454 libnfs_libs=$($pkg_config --libs libnfs)
6455 else
6456 if test "$libnfs" = "yes" ; then
6457 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6458 fi
6459 libnfs="no"
6460 fi
6461 fi
6462
6463 ##########################################
6464 # Do we have libudev
6465 if test "$libudev" != "no" ; then
6466 if $pkg_config libudev && test "$static" != "yes"; then
6467 libudev="yes"
6468 libudev_libs=$($pkg_config --libs libudev)
6469 else
6470 libudev="no"
6471 fi
6472 fi
6473
6474 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6475 if test "$werror" = "yes"; then
6476 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6477 fi
6478
6479 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6480 if test "$solaris" = "no" && test "$tsan" = "no"; then
6481 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6482 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6483 fi
6484 fi
6485
6486 # test if pod2man has --utf8 option
6487 if pod2man --help | grep -q utf8; then
6488 POD2MAN="pod2man --utf8"
6489 else
6490 POD2MAN="pod2man"
6491 fi
6492
6493 # Use ASLR, no-SEH and DEP if available
6494 if test "$mingw32" = "yes" ; then
6495 for flag in --dynamicbase --no-seh --nxcompat; do
6496 if ld_has $flag ; then
6497 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6498 fi
6499 done
6500 fi
6501
6502 # Disable OpenBSD W^X if available
6503 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6504 cat > $TMPC <<EOF
6505 int main(void) { return 0; }
6506 EOF
6507 wx_ldflags="-Wl,-z,wxneeded"
6508 if compile_prog "" "$wx_ldflags"; then
6509 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6510 fi
6511 fi
6512
6513 qemu_confdir=$sysconfdir$confsuffix
6514 qemu_moddir=$libdir$confsuffix
6515 qemu_datadir=$datadir$confsuffix
6516 qemu_localedir="$datadir/locale"
6517 qemu_icondir="$datadir/icons"
6518 qemu_desktopdir="$datadir/applications"
6519
6520 # We can only support ivshmem if we have eventfd
6521 if [ "$eventfd" = "yes" ]; then
6522 ivshmem=yes
6523 fi
6524
6525 tools=""
6526 if test "$want_tools" = "yes" ; then
6527 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6528 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6529 tools="qemu-nbd\$(EXESUF) qemu-storage-daemon\$(EXESUF) $tools"
6530 fi
6531 if [ "$ivshmem" = "yes" ]; then
6532 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6533 fi
6534 if [ "$curl" = "yes" ]; then
6535 tools="elf2dmp\$(EXESUF) $tools"
6536 fi
6537 fi
6538 if test "$softmmu" = yes ; then
6539 if test "$linux" = yes; then
6540 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6541 virtfs=yes
6542 helpers="$helpers fsdev/virtfs-proxy-helper\$(EXESUF)"
6543 else
6544 if test "$virtfs" = yes; then
6545 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6546 fi
6547 virtfs=no
6548 fi
6549 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6550 mpath=yes
6551 else
6552 if test "$mpath" = yes; then
6553 error_exit "Multipath requires libmpathpersist devel"
6554 fi
6555 mpath=no
6556 fi
6557 helpers="$helpers scsi/qemu-pr-helper\$(EXESUF)"
6558 else
6559 if test "$virtfs" = yes; then
6560 error_exit "VirtFS is supported only on Linux"
6561 fi
6562 virtfs=no
6563 if test "$mpath" = yes; then
6564 error_exit "Multipath is supported only on Linux"
6565 fi
6566 mpath=no
6567 fi
6568 if test "$xkbcommon" = "yes"; then
6569 tools="qemu-keymap\$(EXESUF) $tools"
6570 fi
6571 fi
6572
6573 # Probe for guest agent support/options
6574
6575 if [ "$guest_agent" != "no" ]; then
6576 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6577 guest_agent=no
6578 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6579 tools="qemu-ga\$(EXESUF) $tools"
6580 guest_agent=yes
6581 elif [ "$guest_agent" != yes ]; then
6582 guest_agent=no
6583 else
6584 error_exit "Guest agent is not supported on this platform"
6585 fi
6586 fi
6587
6588 # Guest agent Window MSI package
6589
6590 if test "$guest_agent" != yes; then
6591 if test "$guest_agent_msi" = yes; then
6592 error_exit "MSI guest agent package requires guest agent enabled"
6593 fi
6594 guest_agent_msi=no
6595 elif test "$mingw32" != "yes"; then
6596 if test "$guest_agent_msi" = "yes"; then
6597 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6598 fi
6599 guest_agent_msi=no
6600 elif ! has wixl; then
6601 if test "$guest_agent_msi" = "yes"; then
6602 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6603 fi
6604 guest_agent_msi=no
6605 else
6606 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6607 # disabled explicitly
6608 if test "$guest_agent_msi" != "no"; then
6609 guest_agent_msi=yes
6610 fi
6611 fi
6612
6613 if test "$guest_agent_msi" = "yes"; then
6614 if test "$guest_agent_with_vss" = "yes"; then
6615 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6616 fi
6617
6618 if test "$QEMU_GA_MANUFACTURER" = ""; then
6619 QEMU_GA_MANUFACTURER=QEMU
6620 fi
6621
6622 if test "$QEMU_GA_DISTRO" = ""; then
6623 QEMU_GA_DISTRO=Linux
6624 fi
6625
6626 if test "$QEMU_GA_VERSION" = ""; then
6627 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6628 fi
6629
6630 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6631
6632 case "$cpu" in
6633 x86_64)
6634 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6635 ;;
6636 i386)
6637 QEMU_GA_MSI_ARCH="-D Arch=32"
6638 ;;
6639 *)
6640 error_exit "CPU $cpu not supported for building installation package"
6641 ;;
6642 esac
6643 fi
6644
6645 # Mac OS X ships with a broken assembler
6646 roms=
6647 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6648 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6649 test "$softmmu" = yes ; then
6650 # Different host OS linkers have different ideas about the name of the ELF
6651 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6652 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6653 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6654 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6655 ld_i386_emulation="$emu"
6656 roms="optionrom"
6657 break
6658 fi
6659 done
6660 fi
6661
6662 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6663 if test "$cpu" = "s390x" ; then
6664 write_c_skeleton
6665 if compile_prog "-march=z900" ""; then
6666 roms="$roms s390-ccw"
6667 # SLOF is required for building the s390-ccw firmware on s390x,
6668 # since it is using the libnet code from SLOF for network booting.
6669 if test -e "${source_path}/.git" ; then
6670 git_submodules="${git_submodules} roms/SLOF"
6671 fi
6672 fi
6673 fi
6674
6675 # Check that the C++ compiler exists and works with the C compiler.
6676 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6677 if has $cxx; then
6678 cat > $TMPC <<EOF
6679 int c_function(void);
6680 int main(void) { return c_function(); }
6681 EOF
6682
6683 compile_object
6684
6685 cat > $TMPCXX <<EOF
6686 extern "C" {
6687 int c_function(void);
6688 }
6689 int c_function(void) { return 42; }
6690 EOF
6691
6692 update_cxxflags
6693
6694 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6695 # C++ compiler $cxx works ok with C compiler $cc
6696 :
6697 else
6698 echo "C++ compiler $cxx does not work with C compiler $cc"
6699 echo "Disabling C++ specific optional code"
6700 cxx=
6701 fi
6702 else
6703 echo "No C++ compiler available; disabling C++ specific optional code"
6704 cxx=
6705 fi
6706
6707 echo_version() {
6708 if test "$1" = "yes" ; then
6709 echo "($2)"
6710 fi
6711 }
6712
6713 # prepend pixman and ftd flags after all config tests are done
6714 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6715 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6716 libs_softmmu="$pixman_libs $libs_softmmu"
6717
6718 echo "Install prefix $prefix"
6719 echo "BIOS directory $(eval echo $qemu_datadir)"
6720 echo "firmware path $(eval echo $firmwarepath)"
6721 echo "binary directory $(eval echo $bindir)"
6722 echo "library directory $(eval echo $libdir)"
6723 echo "module directory $(eval echo $qemu_moddir)"
6724 echo "libexec directory $(eval echo $libexecdir)"
6725 echo "include directory $(eval echo $includedir)"
6726 echo "config directory $(eval echo $sysconfdir)"
6727 if test "$mingw32" = "no" ; then
6728 echo "local state directory $(eval echo $local_statedir)"
6729 echo "Manual directory $(eval echo $mandir)"
6730 echo "ELF interp prefix $interp_prefix"
6731 else
6732 echo "local state directory queried at runtime"
6733 echo "Windows SDK $win_sdk"
6734 fi
6735 echo "Build directory $(pwd)"
6736 echo "Source path $source_path"
6737 echo "GIT binary $git"
6738 echo "GIT submodules $git_submodules"
6739 echo "C compiler $cc"
6740 echo "Host C compiler $host_cc"
6741 echo "C++ compiler $cxx"
6742 echo "Objective-C compiler $objcc"
6743 echo "ARFLAGS $ARFLAGS"
6744 echo "CFLAGS $CFLAGS"
6745 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6746 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6747 echo "make $make"
6748 echo "install $install"
6749 echo "python $python ($python_version)"
6750 if test "$docs" != "no"; then
6751 echo "sphinx-build $sphinx_build"
6752 fi
6753 echo "genisoimage $genisoimage"
6754 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6755 if test "$slirp" != "no" ; then
6756 echo "smbd $smbd"
6757 fi
6758 echo "module support $modules"
6759 echo "alt path mod load $module_upgrades"
6760 echo "host CPU $cpu"
6761 echo "host big endian $bigendian"
6762 echo "target list $target_list"
6763 echo "gprof enabled $gprof"
6764 echo "sparse enabled $sparse"
6765 echo "strip binaries $strip_opt"
6766 echo "profiler $profiler"
6767 echo "static build $static"
6768 if test "$darwin" = "yes" ; then
6769 echo "Cocoa support $cocoa"
6770 fi
6771 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6772 echo "SDL image support $sdl_image"
6773 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6774 echo "GTK GL support $gtk_gl"
6775 echo "VTE support $vte $(echo_version $vte $vteversion)"
6776 echo "TLS priority $tls_priority"
6777 echo "GNUTLS support $gnutls"
6778 echo "libgcrypt $gcrypt"
6779 if test "$gcrypt" = "yes"
6780 then
6781 echo " hmac $gcrypt_hmac"
6782 echo " XTS $gcrypt_xts"
6783 fi
6784 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6785 if test "$nettle" = "yes"
6786 then
6787 echo " XTS $nettle_xts"
6788 fi
6789 echo "libtasn1 $tasn1"
6790 echo "PAM $auth_pam"
6791 echo "iconv support $iconv"
6792 echo "curses support $curses"
6793 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6794 echo "curl support $curl"
6795 echo "mingw32 support $mingw32"
6796 echo "Audio drivers $audio_drv_list"
6797 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6798 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6799 echo "VirtFS support $virtfs"
6800 echo "Multipath support $mpath"
6801 echo "VNC support $vnc"
6802 if test "$vnc" = "yes" ; then
6803 echo "VNC SASL support $vnc_sasl"
6804 echo "VNC JPEG support $vnc_jpeg"
6805 echo "VNC PNG support $vnc_png"
6806 fi
6807 echo "xen support $xen"
6808 if test "$xen" = "yes" ; then
6809 echo "xen ctrl version $xen_ctrl_version"
6810 fi
6811 echo "brlapi support $brlapi"
6812 echo "Documentation $docs"
6813 echo "PIE $pie"
6814 echo "vde support $vde"
6815 echo "netmap support $netmap"
6816 echo "Linux AIO support $linux_aio"
6817 echo "Linux io_uring support $linux_io_uring"
6818 echo "ATTR/XATTR support $attr"
6819 echo "Install blobs $blobs"
6820 echo "KVM support $kvm"
6821 echo "HAX support $hax"
6822 echo "HVF support $hvf"
6823 echo "WHPX support $whpx"
6824 echo "TCG support $tcg"
6825 if test "$tcg" = "yes" ; then
6826 echo "TCG debug enabled $debug_tcg"
6827 echo "TCG interpreter $tcg_interpreter"
6828 fi
6829 echo "malloc trim support $malloc_trim"
6830 echo "RDMA support $rdma"
6831 echo "PVRDMA support $pvrdma"
6832 echo "fdt support $fdt"
6833 echo "membarrier $membarrier"
6834 echo "preadv support $preadv"
6835 echo "fdatasync $fdatasync"
6836 echo "madvise $madvise"
6837 echo "posix_madvise $posix_madvise"
6838 echo "posix_memalign $posix_memalign"
6839 echo "libcap-ng support $cap_ng"
6840 echo "vhost-net support $vhost_net"
6841 echo "vhost-crypto support $vhost_crypto"
6842 echo "vhost-scsi support $vhost_scsi"
6843 echo "vhost-vsock support $vhost_vsock"
6844 echo "vhost-user support $vhost_user"
6845 echo "vhost-user-fs support $vhost_user_fs"
6846 echo "Trace backends $trace_backends"
6847 if have_backend "simple"; then
6848 echo "Trace output file $trace_file-<pid>"
6849 fi
6850 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6851 echo "rbd support $rbd"
6852 echo "xfsctl support $xfs"
6853 echo "smartcard support $smartcard"
6854 echo "libusb $libusb"
6855 echo "usb net redir $usb_redir"
6856 echo "OpenGL support $opengl"
6857 echo "OpenGL dmabufs $opengl_dmabuf"
6858 echo "libiscsi support $libiscsi"
6859 echo "libnfs support $libnfs"
6860 echo "build guest agent $guest_agent"
6861 echo "QGA VSS support $guest_agent_with_vss"
6862 echo "QGA w32 disk info $guest_agent_ntddscsi"
6863 echo "QGA MSI support $guest_agent_msi"
6864 echo "seccomp support $seccomp"
6865 echo "coroutine backend $coroutine"
6866 echo "coroutine pool $coroutine_pool"
6867 echo "debug stack usage $debug_stack_usage"
6868 echo "mutex debugging $debug_mutex"
6869 echo "crypto afalg $crypto_afalg"
6870 echo "GlusterFS support $glusterfs"
6871 echo "gcov $gcov_tool"
6872 echo "gcov enabled $gcov"
6873 echo "TPM support $tpm"
6874 echo "libssh support $libssh"
6875 echo "QOM debugging $qom_cast_debug"
6876 echo "Live block migration $live_block_migration"
6877 echo "lzo support $lzo"
6878 echo "snappy support $snappy"
6879 echo "bzip2 support $bzip2"
6880 echo "lzfse support $lzfse"
6881 echo "zstd support $zstd"
6882 echo "NUMA host support $numa"
6883 echo "libxml2 $libxml2"
6884 echo "tcmalloc support $tcmalloc"
6885 echo "jemalloc support $jemalloc"
6886 echo "avx2 optimization $avx2_opt"
6887 echo "avx512f optimization $avx512f_opt"
6888 echo "replication support $replication"
6889 echo "VxHS block device $vxhs"
6890 echo "bochs support $bochs"
6891 echo "cloop support $cloop"
6892 echo "dmg support $dmg"
6893 echo "qcow v1 support $qcow1"
6894 echo "vdi support $vdi"
6895 echo "vvfat support $vvfat"
6896 echo "qed support $qed"
6897 echo "parallels support $parallels"
6898 echo "sheepdog support $sheepdog"
6899 echo "capstone $capstone"
6900 echo "libpmem support $libpmem"
6901 echo "libudev $libudev"
6902 echo "default devices $default_devices"
6903 echo "plugin support $plugins"
6904 echo "fuzzing support $fuzzing"
6905 echo "gdb $gdb_bin"
6906 echo "rng-none $rng_none"
6907 echo "Linux keyring $secret_keyring"
6908
6909 if test "$supported_cpu" = "no"; then
6910 echo
6911 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6912 echo
6913 echo "CPU host architecture $cpu support is not currently maintained."
6914 echo "The QEMU project intends to remove support for this host CPU in"
6915 echo "a future release if nobody volunteers to maintain it and to"
6916 echo "provide a build host for our continuous integration setup."
6917 echo "configure has succeeded and you can continue to build, but"
6918 echo "if you care about QEMU on this platform you should contact"
6919 echo "us upstream at qemu-devel@nongnu.org."
6920 fi
6921
6922 if test "$supported_os" = "no"; then
6923 echo
6924 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6925 echo
6926 echo "Host OS $targetos support is not currently maintained."
6927 echo "The QEMU project intends to remove support for this host OS in"
6928 echo "a future release if nobody volunteers to maintain it and to"
6929 echo "provide a build host for our continuous integration setup."
6930 echo "configure has succeeded and you can continue to build, but"
6931 echo "if you care about QEMU on this platform you should contact"
6932 echo "us upstream at qemu-devel@nongnu.org."
6933 fi
6934
6935 config_host_mak="config-host.mak"
6936
6937 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6938
6939 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6940 echo >> $config_host_mak
6941
6942 echo all: >> $config_host_mak
6943 echo "prefix=$prefix" >> $config_host_mak
6944 echo "bindir=$bindir" >> $config_host_mak
6945 echo "libdir=$libdir" >> $config_host_mak
6946 echo "libexecdir=$libexecdir" >> $config_host_mak
6947 echo "includedir=$includedir" >> $config_host_mak
6948 echo "mandir=$mandir" >> $config_host_mak
6949 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6950 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6951 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6952 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6953 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6954 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6955 if test "$mingw32" = "no" ; then
6956 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6957 fi
6958 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6959 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6960 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6961 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6962 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6963 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6964 echo "GIT=$git" >> $config_host_mak
6965 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6966 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6967
6968 echo "ARCH=$ARCH" >> $config_host_mak
6969
6970 if test "$default_devices" = "yes" ; then
6971 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6972 else
6973 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6974 fi
6975 if test "$debug_tcg" = "yes" ; then
6976 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6977 fi
6978 if test "$strip_opt" = "yes" ; then
6979 echo "STRIP=${strip}" >> $config_host_mak
6980 fi
6981 if test "$bigendian" = "yes" ; then
6982 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6983 fi
6984 if test "$mingw32" = "yes" ; then
6985 echo "CONFIG_WIN32=y" >> $config_host_mak
6986 rc_version=$(cat $source_path/VERSION)
6987 version_major=${rc_version%%.*}
6988 rc_version=${rc_version#*.}
6989 version_minor=${rc_version%%.*}
6990 rc_version=${rc_version#*.}
6991 version_subminor=${rc_version%%.*}
6992 version_micro=0
6993 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6994 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6995 if test "$guest_agent_with_vss" = "yes" ; then
6996 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6997 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6998 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6999 fi
7000 if test "$guest_agent_ntddscsi" = "yes" ; then
7001 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
7002 fi
7003 if test "$guest_agent_msi" = "yes"; then
7004 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
7005 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
7006 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
7007 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
7008 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
7009 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
7010 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
7011 fi
7012 else
7013 echo "CONFIG_POSIX=y" >> $config_host_mak
7014 fi
7015
7016 if test "$linux" = "yes" ; then
7017 echo "CONFIG_LINUX=y" >> $config_host_mak
7018 fi
7019
7020 if test "$darwin" = "yes" ; then
7021 echo "CONFIG_DARWIN=y" >> $config_host_mak
7022 fi
7023
7024 if test "$solaris" = "yes" ; then
7025 echo "CONFIG_SOLARIS=y" >> $config_host_mak
7026 fi
7027 if test "$haiku" = "yes" ; then
7028 echo "CONFIG_HAIKU=y" >> $config_host_mak
7029 fi
7030 if test "$static" = "yes" ; then
7031 echo "CONFIG_STATIC=y" >> $config_host_mak
7032 fi
7033 if test "$profiler" = "yes" ; then
7034 echo "CONFIG_PROFILER=y" >> $config_host_mak
7035 fi
7036 if test "$want_tools" = "yes" ; then
7037 echo "CONFIG_TOOLS=y" >> $config_host_mak
7038 fi
7039 if test "$slirp" != "no"; then
7040 echo "CONFIG_SLIRP=y" >> $config_host_mak
7041 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
7042 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
7043 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
7044 fi
7045 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
7046 echo "config-host.h: slirp/all" >> $config_host_mak
7047 fi
7048 if test "$vde" = "yes" ; then
7049 echo "CONFIG_VDE=y" >> $config_host_mak
7050 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
7051 fi
7052 if test "$netmap" = "yes" ; then
7053 echo "CONFIG_NETMAP=y" >> $config_host_mak
7054 fi
7055 if test "$l2tpv3" = "yes" ; then
7056 echo "CONFIG_L2TPV3=y" >> $config_host_mak
7057 fi
7058 if test "$gprof" = "yes" ; then
7059 echo "CONFIG_GPROF=y" >> $config_host_mak
7060 fi
7061 if test "$cap_ng" = "yes" ; then
7062 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
7063 fi
7064 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
7065 for drv in $audio_drv_list; do
7066 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
7067 case "$drv" in
7068 alsa | oss | pa | sdl)
7069 echo "$def=m" >> $config_host_mak ;;
7070 *)
7071 echo "$def=y" >> $config_host_mak ;;
7072 esac
7073 done
7074 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
7075 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
7076 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
7077 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
7078 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
7079 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
7080 if test "$audio_win_int" = "yes" ; then
7081 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
7082 fi
7083 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
7084 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
7085 if test "$vnc" = "yes" ; then
7086 echo "CONFIG_VNC=y" >> $config_host_mak
7087 fi
7088 if test "$vnc_sasl" = "yes" ; then
7089 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
7090 fi
7091 if test "$vnc_jpeg" = "yes" ; then
7092 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
7093 fi
7094 if test "$vnc_png" = "yes" ; then
7095 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
7096 fi
7097 if test "$xkbcommon" = "yes" ; then
7098 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
7099 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
7100 fi
7101 if test "$xfs" = "yes" ; then
7102 echo "CONFIG_XFS=y" >> $config_host_mak
7103 fi
7104 qemu_version=$(head $source_path/VERSION)
7105 echo "VERSION=$qemu_version" >>$config_host_mak
7106 echo "PKGVERSION=$pkgversion" >>$config_host_mak
7107 echo "SRC_PATH=$source_path" >> $config_host_mak
7108 echo "TARGET_DIRS=$target_list" >> $config_host_mak
7109 if [ "$docs" = "yes" ] ; then
7110 echo "BUILD_DOCS=yes" >> $config_host_mak
7111 fi
7112 if test "$modules" = "yes"; then
7113 # $shacmd can generate a hash started with digit, which the compiler doesn't
7114 # like as an symbol. So prefix it with an underscore
7115 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
7116 echo "CONFIG_MODULES=y" >> $config_host_mak
7117 fi
7118 if test "$module_upgrades" = "yes"; then
7119 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
7120 fi
7121 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
7122 echo "CONFIG_X11=y" >> $config_host_mak
7123 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
7124 echo "X11_LIBS=$x11_libs" >> $config_host_mak
7125 fi
7126 if test "$sdl" = "yes" ; then
7127 echo "CONFIG_SDL=m" >> $config_host_mak
7128 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
7129 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
7130 if test "$sdl_image" = "yes" ; then
7131 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
7132 fi
7133 fi
7134 if test "$cocoa" = "yes" ; then
7135 echo "CONFIG_COCOA=y" >> $config_host_mak
7136 fi
7137 if test "$iconv" = "yes" ; then
7138 echo "CONFIG_ICONV=y" >> $config_host_mak
7139 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
7140 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
7141 fi
7142 if test "$curses" = "yes" ; then
7143 echo "CONFIG_CURSES=m" >> $config_host_mak
7144 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
7145 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
7146 fi
7147 if test "$pipe2" = "yes" ; then
7148 echo "CONFIG_PIPE2=y" >> $config_host_mak
7149 fi
7150 if test "$accept4" = "yes" ; then
7151 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
7152 fi
7153 if test "$splice" = "yes" ; then
7154 echo "CONFIG_SPLICE=y" >> $config_host_mak
7155 fi
7156 if test "$eventfd" = "yes" ; then
7157 echo "CONFIG_EVENTFD=y" >> $config_host_mak
7158 fi
7159 if test "$memfd" = "yes" ; then
7160 echo "CONFIG_MEMFD=y" >> $config_host_mak
7161 fi
7162 if test "$have_usbfs" = "yes" ; then
7163 echo "CONFIG_USBFS=y" >> $config_host_mak
7164 fi
7165 if test "$fallocate" = "yes" ; then
7166 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
7167 fi
7168 if test "$fallocate_punch_hole" = "yes" ; then
7169 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
7170 fi
7171 if test "$fallocate_zero_range" = "yes" ; then
7172 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
7173 fi
7174 if test "$posix_fallocate" = "yes" ; then
7175 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
7176 fi
7177 if test "$sync_file_range" = "yes" ; then
7178 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
7179 fi
7180 if test "$fiemap" = "yes" ; then
7181 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7182 fi
7183 if test "$dup3" = "yes" ; then
7184 echo "CONFIG_DUP3=y" >> $config_host_mak
7185 fi
7186 if test "$ppoll" = "yes" ; then
7187 echo "CONFIG_PPOLL=y" >> $config_host_mak
7188 fi
7189 if test "$prctl_pr_set_timerslack" = "yes" ; then
7190 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7191 fi
7192 if test "$epoll" = "yes" ; then
7193 echo "CONFIG_EPOLL=y" >> $config_host_mak
7194 fi
7195 if test "$epoll_create1" = "yes" ; then
7196 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7197 fi
7198 if test "$sendfile" = "yes" ; then
7199 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7200 fi
7201 if test "$timerfd" = "yes" ; then
7202 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7203 fi
7204 if test "$setns" = "yes" ; then
7205 echo "CONFIG_SETNS=y" >> $config_host_mak
7206 fi
7207 if test "$clock_adjtime" = "yes" ; then
7208 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7209 fi
7210 if test "$syncfs" = "yes" ; then
7211 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7212 fi
7213 if test "$kcov" = "yes" ; then
7214 echo "CONFIG_KCOV=y" >> $config_host_mak
7215 fi
7216 if test "$inotify" = "yes" ; then
7217 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7218 fi
7219 if test "$inotify1" = "yes" ; then
7220 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7221 fi
7222 if test "$sem_timedwait" = "yes" ; then
7223 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7224 fi
7225 if test "$strchrnul" = "yes" ; then
7226 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7227 fi
7228 if test "$st_atim" = "yes" ; then
7229 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7230 fi
7231 if test "$byteswap_h" = "yes" ; then
7232 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7233 fi
7234 if test "$bswap_h" = "yes" ; then
7235 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7236 fi
7237 if test "$curl" = "yes" ; then
7238 echo "CONFIG_CURL=m" >> $config_host_mak
7239 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7240 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7241 fi
7242 if test "$brlapi" = "yes" ; then
7243 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7244 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7245 fi
7246 if test "$gtk" = "yes" ; then
7247 echo "CONFIG_GTK=m" >> $config_host_mak
7248 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7249 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7250 if test "$gtk_gl" = "yes" ; then
7251 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7252 fi
7253 fi
7254 if test "$gio" = "yes" ; then
7255 echo "CONFIG_GIO=y" >> $config_host_mak
7256 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7257 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7258 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7259 fi
7260 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7261 if test "$gnutls" = "yes" ; then
7262 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7263 fi
7264 if test "$gcrypt" = "yes" ; then
7265 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7266 if test "$gcrypt_hmac" = "yes" ; then
7267 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7268 fi
7269 fi
7270 if test "$nettle" = "yes" ; then
7271 echo "CONFIG_NETTLE=y" >> $config_host_mak
7272 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7273 fi
7274 if test "$qemu_private_xts" = "yes" ; then
7275 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7276 fi
7277 if test "$tasn1" = "yes" ; then
7278 echo "CONFIG_TASN1=y" >> $config_host_mak
7279 fi
7280 if test "$auth_pam" = "yes" ; then
7281 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7282 fi
7283 if test "$have_ifaddrs_h" = "yes" ; then
7284 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7285 fi
7286 if test "$have_broken_size_max" = "yes" ; then
7287 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7288 fi
7289
7290 # Work around a system header bug with some kernel/XFS header
7291 # versions where they both try to define 'struct fsxattr':
7292 # xfs headers will not try to redefine structs from linux headers
7293 # if this macro is set.
7294 if test "$have_fsxattr" = "yes" ; then
7295 echo "HAVE_FSXATTR=y" >> $config_host_mak
7296 fi
7297 if test "$have_copy_file_range" = "yes" ; then
7298 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7299 fi
7300 if test "$vte" = "yes" ; then
7301 echo "CONFIG_VTE=y" >> $config_host_mak
7302 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7303 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7304 fi
7305 if test "$virglrenderer" = "yes" ; then
7306 echo "CONFIG_VIRGL=y" >> $config_host_mak
7307 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7308 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7309 fi
7310 if test "$xen" = "yes" ; then
7311 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7312 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7313 fi
7314 if test "$linux_aio" = "yes" ; then
7315 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7316 fi
7317 if test "$linux_io_uring" = "yes" ; then
7318 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7319 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7320 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7321 fi
7322 if test "$attr" = "yes" ; then
7323 echo "CONFIG_ATTR=y" >> $config_host_mak
7324 fi
7325 if test "$libattr" = "yes" ; then
7326 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7327 fi
7328 if test "$virtfs" = "yes" ; then
7329 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7330 fi
7331 if test "$mpath" = "yes" ; then
7332 echo "CONFIG_MPATH=y" >> $config_host_mak
7333 if test "$mpathpersist_new_api" = "yes"; then
7334 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7335 fi
7336 fi
7337 if test "$vhost_scsi" = "yes" ; then
7338 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7339 fi
7340 if test "$vhost_net" = "yes" ; then
7341 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7342 fi
7343 if test "$vhost_net_user" = "yes" ; then
7344 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7345 fi
7346 if test "$vhost_crypto" = "yes" ; then
7347 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7348 fi
7349 if test "$vhost_vsock" = "yes" ; then
7350 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7351 if test "$vhost_user" = "yes" ; then
7352 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
7353 fi
7354 fi
7355 if test "$vhost_kernel" = "yes" ; then
7356 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7357 fi
7358 if test "$vhost_user" = "yes" ; then
7359 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7360 fi
7361 if test "$vhost_user_fs" = "yes" ; then
7362 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7363 fi
7364 if test "$blobs" = "yes" ; then
7365 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7366 fi
7367 if test "$iovec" = "yes" ; then
7368 echo "CONFIG_IOVEC=y" >> $config_host_mak
7369 fi
7370 if test "$preadv" = "yes" ; then
7371 echo "CONFIG_PREADV=y" >> $config_host_mak
7372 fi
7373 if test "$fdt" != "no" ; then
7374 echo "CONFIG_FDT=y" >> $config_host_mak
7375 fi
7376 if test "$membarrier" = "yes" ; then
7377 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7378 fi
7379 if test "$signalfd" = "yes" ; then
7380 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7381 fi
7382 if test "$optreset" = "yes" ; then
7383 echo "HAVE_OPTRESET=y" >> $config_host_mak
7384 fi
7385 if test "$tcg" = "yes"; then
7386 echo "CONFIG_TCG=y" >> $config_host_mak
7387 if test "$tcg_interpreter" = "yes" ; then
7388 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7389 fi
7390 fi
7391 if test "$fdatasync" = "yes" ; then
7392 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7393 fi
7394 if test "$madvise" = "yes" ; then
7395 echo "CONFIG_MADVISE=y" >> $config_host_mak
7396 fi
7397 if test "$posix_madvise" = "yes" ; then
7398 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7399 fi
7400 if test "$posix_memalign" = "yes" ; then
7401 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7402 fi
7403
7404 if test "$spice" = "yes" ; then
7405 echo "CONFIG_SPICE=y" >> $config_host_mak
7406 fi
7407
7408 if test "$smartcard" = "yes" ; then
7409 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7410 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7411 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7412 fi
7413
7414 if test "$libusb" = "yes" ; then
7415 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7416 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7417 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7418 fi
7419
7420 if test "$usb_redir" = "yes" ; then
7421 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7422 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7423 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7424 fi
7425
7426 if test "$opengl" = "yes" ; then
7427 echo "CONFIG_OPENGL=y" >> $config_host_mak
7428 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7429 if test "$opengl_dmabuf" = "yes" ; then
7430 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7431 fi
7432 fi
7433
7434 if test "$gbm" = "yes" ; then
7435 echo "CONFIG_GBM=y" >> $config_host_mak
7436 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7437 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7438 fi
7439
7440
7441 if test "$malloc_trim" = "yes" ; then
7442 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7443 fi
7444
7445 if test "$avx2_opt" = "yes" ; then
7446 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7447 fi
7448
7449 if test "$avx512f_opt" = "yes" ; then
7450 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7451 fi
7452
7453 if test "$lzo" = "yes" ; then
7454 echo "CONFIG_LZO=y" >> $config_host_mak
7455 fi
7456
7457 if test "$snappy" = "yes" ; then
7458 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7459 fi
7460
7461 if test "$bzip2" = "yes" ; then
7462 echo "CONFIG_BZIP2=y" >> $config_host_mak
7463 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7464 fi
7465
7466 if test "$lzfse" = "yes" ; then
7467 echo "CONFIG_LZFSE=y" >> $config_host_mak
7468 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7469 fi
7470
7471 if test "$zstd" = "yes" ; then
7472 echo "CONFIG_ZSTD=y" >> $config_host_mak
7473 fi
7474
7475 if test "$libiscsi" = "yes" ; then
7476 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7477 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7478 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7479 fi
7480
7481 if test "$libnfs" = "yes" ; then
7482 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7483 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7484 fi
7485
7486 if test "$seccomp" = "yes"; then
7487 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7488 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7489 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7490 fi
7491
7492 # XXX: suppress that
7493 if [ "$bsd" = "yes" ] ; then
7494 echo "CONFIG_BSD=y" >> $config_host_mak
7495 fi
7496
7497 if test "$localtime_r" = "yes" ; then
7498 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7499 fi
7500 if test "$qom_cast_debug" = "yes" ; then
7501 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7502 fi
7503 if test "$rbd" = "yes" ; then
7504 echo "CONFIG_RBD=m" >> $config_host_mak
7505 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7506 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7507 fi
7508
7509 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7510 if test "$coroutine_pool" = "yes" ; then
7511 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7512 else
7513 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7514 fi
7515
7516 if test "$debug_stack_usage" = "yes" ; then
7517 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7518 fi
7519
7520 if test "$crypto_afalg" = "yes" ; then
7521 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7522 fi
7523
7524 if test "$open_by_handle_at" = "yes" ; then
7525 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7526 fi
7527
7528 if test "$linux_magic_h" = "yes" ; then
7529 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7530 fi
7531
7532 if test "$pragma_diagnostic_available" = "yes" ; then
7533 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7534 fi
7535
7536 if test "$valgrind_h" = "yes" ; then
7537 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7538 fi
7539
7540 if test "$have_asan_iface_fiber" = "yes" ; then
7541 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7542 fi
7543
7544 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7545 echo "CONFIG_TSAN=y" >> $config_host_mak
7546 fi
7547
7548 if test "$has_environ" = "yes" ; then
7549 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7550 fi
7551
7552 if test "$cpuid_h" = "yes" ; then
7553 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7554 fi
7555
7556 if test "$int128" = "yes" ; then
7557 echo "CONFIG_INT128=y" >> $config_host_mak
7558 fi
7559
7560 if test "$atomic128" = "yes" ; then
7561 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7562 fi
7563
7564 if test "$cmpxchg128" = "yes" ; then
7565 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7566 fi
7567
7568 if test "$atomic64" = "yes" ; then
7569 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7570 fi
7571
7572 if test "$attralias" = "yes" ; then
7573 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7574 fi
7575
7576 if test "$getauxval" = "yes" ; then
7577 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7578 fi
7579
7580 if test "$glusterfs" = "yes" ; then
7581 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7582 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7583 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7584 fi
7585
7586 if test "$glusterfs_xlator_opt" = "yes" ; then
7587 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7588 fi
7589
7590 if test "$glusterfs_discard" = "yes" ; then
7591 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7592 fi
7593
7594 if test "$glusterfs_fallocate" = "yes" ; then
7595 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7596 fi
7597
7598 if test "$glusterfs_zerofill" = "yes" ; then
7599 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7600 fi
7601
7602 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7603 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7604 fi
7605
7606 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7607 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7608 fi
7609
7610 if test "$libssh" = "yes" ; then
7611 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7612 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7613 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7614 fi
7615
7616 if test "$live_block_migration" = "yes" ; then
7617 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7618 fi
7619
7620 if test "$tpm" = "yes"; then
7621 echo 'CONFIG_TPM=y' >> $config_host_mak
7622 fi
7623
7624 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7625 if have_backend "nop"; then
7626 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7627 fi
7628 if have_backend "simple"; then
7629 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7630 # Set the appropriate trace file.
7631 trace_file="\"$trace_file-\" FMT_pid"
7632 fi
7633 if have_backend "log"; then
7634 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7635 fi
7636 if have_backend "ust"; then
7637 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7638 fi
7639 if have_backend "dtrace"; then
7640 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7641 if test "$trace_backend_stap" = "yes" ; then
7642 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7643 fi
7644 fi
7645 if have_backend "ftrace"; then
7646 if test "$linux" = "yes" ; then
7647 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7648 else
7649 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7650 fi
7651 fi
7652 if have_backend "syslog"; then
7653 if test "$posix_syslog" = "yes" ; then
7654 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7655 else
7656 feature_not_found "syslog(trace backend)" "syslog not available"
7657 fi
7658 fi
7659 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7660
7661 if test "$rdma" = "yes" ; then
7662 echo "CONFIG_RDMA=y" >> $config_host_mak
7663 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7664 fi
7665
7666 if test "$pvrdma" = "yes" ; then
7667 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7668 fi
7669
7670 if test "$have_rtnetlink" = "yes" ; then
7671 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7672 fi
7673
7674 if test "$libxml2" = "yes" ; then
7675 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7676 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7677 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7678 fi
7679
7680 if test "$replication" = "yes" ; then
7681 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7682 fi
7683
7684 if test "$have_af_vsock" = "yes" ; then
7685 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7686 fi
7687
7688 if test "$have_sysmacros" = "yes" ; then
7689 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7690 fi
7691
7692 if test "$have_static_assert" = "yes" ; then
7693 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7694 fi
7695
7696 if test "$have_utmpx" = "yes" ; then
7697 echo "HAVE_UTMPX=y" >> $config_host_mak
7698 fi
7699 if test "$have_getrandom" = "yes" ; then
7700 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7701 fi
7702 if test "$ivshmem" = "yes" ; then
7703 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7704 fi
7705 if test "$capstone" != "no" ; then
7706 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7707 fi
7708 if test "$debug_mutex" = "yes" ; then
7709 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7710 fi
7711
7712 # Hold two types of flag:
7713 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7714 # a thread we have a handle to
7715 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7716 # platform
7717 if test "$pthread_setname_np_w_tid" = "yes" ; then
7718 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7719 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7720 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7721 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7722 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7723 fi
7724
7725 if test "$vxhs" = "yes" ; then
7726 echo "CONFIG_VXHS=y" >> $config_host_mak
7727 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7728 fi
7729
7730 if test "$libpmem" = "yes" ; then
7731 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7732 fi
7733
7734 if test "$bochs" = "yes" ; then
7735 echo "CONFIG_BOCHS=y" >> $config_host_mak
7736 fi
7737 if test "$cloop" = "yes" ; then
7738 echo "CONFIG_CLOOP=y" >> $config_host_mak
7739 fi
7740 if test "$dmg" = "yes" ; then
7741 echo "CONFIG_DMG=y" >> $config_host_mak
7742 fi
7743 if test "$qcow1" = "yes" ; then
7744 echo "CONFIG_QCOW1=y" >> $config_host_mak
7745 fi
7746 if test "$vdi" = "yes" ; then
7747 echo "CONFIG_VDI=y" >> $config_host_mak
7748 fi
7749 if test "$vvfat" = "yes" ; then
7750 echo "CONFIG_VVFAT=y" >> $config_host_mak
7751 fi
7752 if test "$qed" = "yes" ; then
7753 echo "CONFIG_QED=y" >> $config_host_mak
7754 fi
7755 if test "$parallels" = "yes" ; then
7756 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7757 fi
7758 if test "$sheepdog" = "yes" ; then
7759 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7760 fi
7761 if test "$fuzzing" = "yes" ; then
7762 if test "$have_fuzzer" = "yes"; then
7763 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7764 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7765 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7766 else
7767 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7768 exit 1
7769 fi
7770 fi
7771
7772 if test "$plugins" = "yes" ; then
7773 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7774 LIBS="-ldl $LIBS"
7775 # Copy the export object list to the build dir
7776 if test "$ld_dynamic_list" = "yes" ; then
7777 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7778 ld_symbols=qemu-plugins-ld.symbols
7779 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7780 elif test "$ld_exported_symbols_list" = "yes" ; then
7781 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7782 ld64_symbols=qemu-plugins-ld64.symbols
7783 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7784 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7785 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7786 else
7787 error_exit \
7788 "If \$plugins=yes, either \$ld_dynamic_list or " \
7789 "\$ld_exported_symbols_list should have been set to 'yes'."
7790 fi
7791 fi
7792
7793 if test -n "$gdb_bin" ; then
7794 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7795 fi
7796
7797 if test "$secret_keyring" = "yes" ; then
7798 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7799 if test "$have_keyutils" = "yes" ; then
7800 echo "CONFIG_TEST_SECRET_KEYRING=y" >> $config_host_mak
7801 fi
7802 fi
7803
7804 if test "$tcg_interpreter" = "yes"; then
7805 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7806 elif test "$ARCH" = "sparc64" ; then
7807 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7808 elif test "$ARCH" = "s390x" ; then
7809 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7810 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7811 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7812 elif test "$ARCH" = "ppc64" ; then
7813 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7814 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7815 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7816 else
7817 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7818 fi
7819
7820 echo "HELPERS=$helpers" >> $config_host_mak
7821 echo "TOOLS=$tools" >> $config_host_mak
7822 echo "ROMS=$roms" >> $config_host_mak
7823 echo "MAKE=$make" >> $config_host_mak
7824 echo "INSTALL=$install" >> $config_host_mak
7825 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7826 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7827 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7828 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7829 echo "PYTHON=$python" >> $config_host_mak
7830 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7831 echo "SPHINX_WERROR=$sphinx_werror" >> $config_host_mak
7832 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7833 echo "CC=$cc" >> $config_host_mak
7834 if $iasl -h > /dev/null 2>&1; then
7835 echo "IASL=$iasl" >> $config_host_mak
7836 fi
7837 echo "HOST_CC=$host_cc" >> $config_host_mak
7838 echo "CXX=$cxx" >> $config_host_mak
7839 echo "OBJCC=$objcc" >> $config_host_mak
7840 echo "AR=$ar" >> $config_host_mak
7841 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7842 echo "AS=$as" >> $config_host_mak
7843 echo "CCAS=$ccas" >> $config_host_mak
7844 echo "CPP=$cpp" >> $config_host_mak
7845 echo "OBJCOPY=$objcopy" >> $config_host_mak
7846 echo "LD=$ld" >> $config_host_mak
7847 echo "RANLIB=$ranlib" >> $config_host_mak
7848 echo "NM=$nm" >> $config_host_mak
7849 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7850 echo "WINDRES=$windres" >> $config_host_mak
7851 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7852 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7853 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7854 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7855 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7856 if test "$sparse" = "yes" ; then
7857 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7858 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7859 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7860 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7861 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7862 fi
7863 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7864 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7865 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7866 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7867 echo "LIBS+=$LIBS" >> $config_host_mak
7868 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7869 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7870 echo "EXESUF=$EXESUF" >> $config_host_mak
7871 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7872 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7873 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7874 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7875 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7876 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7877 if test "$gcov" = "yes" ; then
7878 echo "CONFIG_GCOV=y" >> $config_host_mak
7879 echo "GCOV=$gcov_tool" >> $config_host_mak
7880 fi
7881
7882 if test "$libudev" != "no"; then
7883 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7884 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7885 fi
7886 if test "$fuzzing" != "no"; then
7887 echo "CONFIG_FUZZ=y" >> $config_host_mak
7888 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7889 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7890 fi
7891
7892 if test "$edk2_blobs" = "yes" ; then
7893 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7894 fi
7895
7896 if test "$rng_none" = "yes"; then
7897 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7898 fi
7899
7900 # use included Linux headers
7901 if test "$linux" = "yes" ; then
7902 mkdir -p linux-headers
7903 case "$cpu" in
7904 i386|x86_64|x32)
7905 linux_arch=x86
7906 ;;
7907 ppc|ppc64|ppc64le)
7908 linux_arch=powerpc
7909 ;;
7910 s390x)
7911 linux_arch=s390
7912 ;;
7913 aarch64)
7914 linux_arch=arm64
7915 ;;
7916 mips64)
7917 linux_arch=mips
7918 ;;
7919 *)
7920 # For most CPUs the kernel architecture name and QEMU CPU name match.
7921 linux_arch="$cpu"
7922 ;;
7923 esac
7924 # For non-KVM architectures we will not have asm headers
7925 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7926 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7927 fi
7928 fi
7929
7930 for target in $target_list; do
7931 target_dir="$target"
7932 config_target_mak=$target_dir/config-target.mak
7933 target_name=$(echo $target | cut -d '-' -f 1)
7934 target_aligned_only="no"
7935 case "$target_name" in
7936 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7937 target_aligned_only="yes"
7938 ;;
7939 esac
7940 target_bigendian="no"
7941 case "$target_name" in
7942 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7943 target_bigendian="yes"
7944 ;;
7945 esac
7946 target_softmmu="no"
7947 target_user_only="no"
7948 target_linux_user="no"
7949 target_bsd_user="no"
7950 case "$target" in
7951 ${target_name}-softmmu)
7952 target_softmmu="yes"
7953 ;;
7954 ${target_name}-linux-user)
7955 target_user_only="yes"
7956 target_linux_user="yes"
7957 ;;
7958 ${target_name}-bsd-user)
7959 target_user_only="yes"
7960 target_bsd_user="yes"
7961 ;;
7962 *)
7963 error_exit "Target '$target' not recognised"
7964 exit 1
7965 ;;
7966 esac
7967
7968 mkdir -p $target_dir
7969 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7970
7971 bflt="no"
7972 mttcg="no"
7973 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7974 gdb_xml_files=""
7975
7976 TARGET_ARCH="$target_name"
7977 TARGET_BASE_ARCH=""
7978 TARGET_ABI_DIR=""
7979
7980 case "$target_name" in
7981 i386)
7982 mttcg="yes"
7983 gdb_xml_files="i386-32bit.xml"
7984 TARGET_SYSTBL_ABI=i386
7985 ;;
7986 x86_64)
7987 TARGET_BASE_ARCH=i386
7988 TARGET_SYSTBL_ABI=common,64
7989 mttcg="yes"
7990 gdb_xml_files="i386-64bit.xml"
7991 ;;
7992 alpha)
7993 mttcg="yes"
7994 TARGET_SYSTBL_ABI=common
7995 ;;
7996 arm|armeb)
7997 TARGET_ARCH=arm
7998 TARGET_SYSTBL_ABI=common,oabi
7999 bflt="yes"
8000 mttcg="yes"
8001 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
8002 ;;
8003 aarch64|aarch64_be)
8004 TARGET_ARCH=aarch64
8005 TARGET_BASE_ARCH=arm
8006 bflt="yes"
8007 mttcg="yes"
8008 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
8009 ;;
8010 cris)
8011 ;;
8012 hppa)
8013 mttcg="yes"
8014 TARGET_SYSTBL_ABI=common,32
8015 ;;
8016 lm32)
8017 ;;
8018 m68k)
8019 bflt="yes"
8020 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
8021 TARGET_SYSTBL_ABI=common
8022 ;;
8023 microblaze|microblazeel)
8024 TARGET_ARCH=microblaze
8025 TARGET_SYSTBL_ABI=common
8026 bflt="yes"
8027 echo "TARGET_ABI32=y" >> $config_target_mak
8028 ;;
8029 mips|mipsel)
8030 mttcg="yes"
8031 TARGET_ARCH=mips
8032 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
8033 TARGET_SYSTBL_ABI=o32
8034 ;;
8035 mipsn32|mipsn32el)
8036 mttcg="yes"
8037 TARGET_ARCH=mips64
8038 TARGET_BASE_ARCH=mips
8039 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
8040 echo "TARGET_ABI32=y" >> $config_target_mak
8041 TARGET_SYSTBL_ABI=n32
8042 ;;
8043 mips64|mips64el)
8044 mttcg="no"
8045 TARGET_ARCH=mips64
8046 TARGET_BASE_ARCH=mips
8047 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
8048 TARGET_SYSTBL_ABI=n64
8049 ;;
8050 moxie)
8051 ;;
8052 nios2)
8053 ;;
8054 or1k)
8055 TARGET_ARCH=openrisc
8056 TARGET_BASE_ARCH=openrisc
8057 ;;
8058 ppc)
8059 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
8060 TARGET_SYSTBL_ABI=common,nospu,32
8061 ;;
8062 ppc64)
8063 TARGET_BASE_ARCH=ppc
8064 TARGET_ABI_DIR=ppc
8065 TARGET_SYSTBL_ABI=common,nospu,64
8066 mttcg=yes
8067 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
8068 ;;
8069 ppc64le)
8070 TARGET_ARCH=ppc64
8071 TARGET_BASE_ARCH=ppc
8072 TARGET_ABI_DIR=ppc
8073 TARGET_SYSTBL_ABI=common,nospu,64
8074 mttcg=yes
8075 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
8076 ;;
8077 ppc64abi32)
8078 TARGET_ARCH=ppc64
8079 TARGET_BASE_ARCH=ppc
8080 TARGET_ABI_DIR=ppc
8081 TARGET_SYSTBL_ABI=common,nospu,32
8082 echo "TARGET_ABI32=y" >> $config_target_mak
8083 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
8084 ;;
8085 riscv32)
8086 TARGET_BASE_ARCH=riscv
8087 TARGET_ABI_DIR=riscv
8088 mttcg=yes
8089 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
8090 ;;
8091 riscv64)
8092 TARGET_BASE_ARCH=riscv
8093 TARGET_ABI_DIR=riscv
8094 mttcg=yes
8095 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
8096 ;;
8097 rx)
8098 TARGET_ARCH=rx
8099 bflt="yes"
8100 target_compiler=$cross_cc_rx
8101 gdb_xml_files="rx-core.xml"
8102 ;;
8103 sh4|sh4eb)
8104 TARGET_ARCH=sh4
8105 TARGET_SYSTBL_ABI=common
8106 bflt="yes"
8107 ;;
8108 sparc)
8109 TARGET_SYSTBL_ABI=common,32
8110 ;;
8111 sparc64)
8112 TARGET_BASE_ARCH=sparc
8113 TARGET_SYSTBL_ABI=common,64
8114 ;;
8115 sparc32plus)
8116 TARGET_ARCH=sparc64
8117 TARGET_BASE_ARCH=sparc
8118 TARGET_ABI_DIR=sparc
8119 TARGET_SYSTBL_ABI=common,32
8120 echo "TARGET_ABI32=y" >> $config_target_mak
8121 ;;
8122 s390x)
8123 TARGET_SYSTBL_ABI=common,64
8124 mttcg=yes
8125 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
8126 ;;
8127 tilegx)
8128 ;;
8129 tricore)
8130 ;;
8131 unicore32)
8132 ;;
8133 xtensa|xtensaeb)
8134 TARGET_ARCH=xtensa
8135 TARGET_SYSTBL_ABI=common
8136 bflt="yes"
8137 mttcg="yes"
8138 ;;
8139 *)
8140 error_exit "Unsupported target CPU"
8141 ;;
8142 esac
8143 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
8144 if [ "$TARGET_BASE_ARCH" = "" ]; then
8145 TARGET_BASE_ARCH=$TARGET_ARCH
8146 fi
8147
8148 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
8149
8150 upper() {
8151 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
8152 }
8153
8154 target_arch_name="$(upper $TARGET_ARCH)"
8155 echo "TARGET_$target_arch_name=y" >> $config_target_mak
8156 echo "TARGET_NAME=$target_name" >> $config_target_mak
8157 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
8158 if [ "$TARGET_ABI_DIR" = "" ]; then
8159 TARGET_ABI_DIR=$TARGET_ARCH
8160 fi
8161 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
8162 if [ "$HOST_VARIANT_DIR" != "" ]; then
8163 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
8164 fi
8165 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
8166 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
8167 fi
8168
8169 if supported_xen_target $target; then
8170 echo "CONFIG_XEN=y" >> $config_target_mak
8171 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
8172 if test "$xen_pci_passthrough" = yes; then
8173 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
8174 fi
8175 else
8176 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
8177 fi
8178 if supported_kvm_target $target; then
8179 echo "CONFIG_KVM=y" >> $config_target_mak
8180 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
8181 else
8182 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
8183 fi
8184 if supported_hax_target $target; then
8185 echo "CONFIG_HAX=y" >> $config_target_mak
8186 fi
8187 if supported_hvf_target $target; then
8188 echo "CONFIG_HVF=y" >> $config_target_mak
8189 fi
8190 if supported_whpx_target $target; then
8191 echo "CONFIG_WHPX=y" >> $config_target_mak
8192 fi
8193 if test "$target_aligned_only" = "yes" ; then
8194 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
8195 fi
8196 if test "$target_bigendian" = "yes" ; then
8197 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
8198 fi
8199 if test "$target_softmmu" = "yes" ; then
8200 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
8201 if test "$mttcg" = "yes" ; then
8202 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
8203 fi
8204 fi
8205 if test "$target_user_only" = "yes" ; then
8206 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
8207 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
8208 fi
8209 if test "$target_linux_user" = "yes" ; then
8210 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
8211 fi
8212 list=""
8213 if test ! -z "$gdb_xml_files" ; then
8214 for x in $gdb_xml_files; do
8215 list="$list $source_path/gdb-xml/$x"
8216 done
8217 echo "TARGET_XML_FILES=$list" >> $config_target_mak
8218 fi
8219
8220 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
8221 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
8222 fi
8223 if test "$target_bsd_user" = "yes" ; then
8224 echo "CONFIG_BSD_USER=y" >> $config_target_mak
8225 fi
8226
8227
8228 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
8229
8230 cflags=""
8231 ldflags=""
8232
8233 disas_config() {
8234 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8235 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8236 }
8237
8238 for i in $ARCH $TARGET_BASE_ARCH ; do
8239 case "$i" in
8240 alpha)
8241 disas_config "ALPHA"
8242 ;;
8243 aarch64)
8244 if test -n "${cxx}"; then
8245 disas_config "ARM_A64"
8246 fi
8247 ;;
8248 arm)
8249 disas_config "ARM"
8250 if test -n "${cxx}"; then
8251 disas_config "ARM_A64"
8252 fi
8253 ;;
8254 cris)
8255 disas_config "CRIS"
8256 ;;
8257 hppa)
8258 disas_config "HPPA"
8259 ;;
8260 i386|x86_64|x32)
8261 disas_config "I386"
8262 ;;
8263 lm32)
8264 disas_config "LM32"
8265 ;;
8266 m68k)
8267 disas_config "M68K"
8268 ;;
8269 microblaze*)
8270 disas_config "MICROBLAZE"
8271 ;;
8272 mips*)
8273 disas_config "MIPS"
8274 if test -n "${cxx}"; then
8275 disas_config "NANOMIPS"
8276 fi
8277 ;;
8278 moxie*)
8279 disas_config "MOXIE"
8280 ;;
8281 nios2)
8282 disas_config "NIOS2"
8283 ;;
8284 or1k)
8285 disas_config "OPENRISC"
8286 ;;
8287 ppc*)
8288 disas_config "PPC"
8289 ;;
8290 riscv*)
8291 disas_config "RISCV"
8292 ;;
8293 rx)
8294 disas_config "RX"
8295 ;;
8296 s390*)
8297 disas_config "S390"
8298 ;;
8299 sh4)
8300 disas_config "SH4"
8301 ;;
8302 sparc*)
8303 disas_config "SPARC"
8304 ;;
8305 xtensa*)
8306 disas_config "XTENSA"
8307 ;;
8308 esac
8309 done
8310 if test "$tcg_interpreter" = "yes" ; then
8311 disas_config "TCI"
8312 fi
8313
8314 case "$ARCH" in
8315 alpha)
8316 # Ensure there's only a single GP
8317 cflags="-msmall-data $cflags"
8318 ;;
8319 esac
8320
8321 if test "$gprof" = "yes" ; then
8322 if test "$target_linux_user" = "yes" ; then
8323 cflags="-p $cflags"
8324 ldflags="-p $ldflags"
8325 fi
8326 if test "$target_softmmu" = "yes" ; then
8327 ldflags="-p $ldflags"
8328 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8329 fi
8330 fi
8331
8332 # Newer kernels on s390 check for an S390_PGSTE program header and
8333 # enable the pgste page table extensions in that case. This makes
8334 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8335 # header if
8336 # - we build on s390x
8337 # - we build the system emulation for s390x (qemu-system-s390x)
8338 # - KVM is enabled
8339 # - the linker supports --s390-pgste
8340 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8341 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8342 if ld_has --s390-pgste ; then
8343 ldflags="-Wl,--s390-pgste $ldflags"
8344 fi
8345 fi
8346
8347 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8348 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8349
8350 done # for target in $targets
8351
8352 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8353 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8354
8355 if [ "$fdt" = "git" ]; then
8356 echo "config-host.h: dtc/all" >> $config_host_mak
8357 fi
8358 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8359 echo "config-host.h: capstone/all" >> $config_host_mak
8360 fi
8361 if test -n "$LIBCAPSTONE"; then
8362 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8363 fi
8364
8365 if test "$numa" = "yes"; then
8366 echo "CONFIG_NUMA=y" >> $config_host_mak
8367 fi
8368
8369 if test "$ccache_cpp2" = "yes"; then
8370 echo "export CCACHE_CPP2=y" >> $config_host_mak
8371 fi
8372
8373 # If we're using a separate build tree, set it up now.
8374 # DIRS are directories which we simply mkdir in the build tree;
8375 # LINKS are things to symlink back into the source tree
8376 # (these can be both files and directories).
8377 # Caution: do not add files or directories here using wildcards. This
8378 # will result in problems later if a new file matching the wildcard is
8379 # added to the source tree -- nothing will cause configure to be rerun
8380 # so the build tree will be missing the link back to the new file, and
8381 # tests might fail. Prefer to keep the relevant files in their own
8382 # directory and symlink the directory instead.
8383 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8384 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8385 DIRS="$DIRS docs docs/interop fsdev scsi"
8386 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8387 DIRS="$DIRS roms/seabios roms/vgabios"
8388 LINKS="Makefile"
8389 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8390 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8391 LINKS="$LINKS tests/plugin/Makefile"
8392 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8393 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8394 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8395 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8396 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8397 LINKS="$LINKS tests/acceptance tests/data"
8398 LINKS="$LINKS tests/qemu-iotests/check"
8399 LINKS="$LINKS python"
8400 for bios_file in \
8401 $source_path/pc-bios/*.bin \
8402 $source_path/pc-bios/*.lid \
8403 $source_path/pc-bios/*.rom \
8404 $source_path/pc-bios/*.dtb \
8405 $source_path/pc-bios/*.img \
8406 $source_path/pc-bios/openbios-* \
8407 $source_path/pc-bios/u-boot.* \
8408 $source_path/pc-bios/edk2-*.fd.bz2 \
8409 $source_path/pc-bios/palcode-*
8410 do
8411 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8412 done
8413 mkdir -p $DIRS
8414 for f in $LINKS ; do
8415 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8416 symlink "$source_path/$f" "$f"
8417 fi
8418 done
8419
8420 (for i in $cross_cc_vars; do
8421 export $i
8422 done
8423 export target_list source_path use_containers
8424 $source_path/tests/tcg/configure.sh)
8425
8426 # temporary config to build submodules
8427 for rom in seabios vgabios ; do
8428 config_mak=roms/$rom/config.mak
8429 echo "# Automatically generated by configure - do not modify" > $config_mak
8430 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8431 echo "AS=$as" >> $config_mak
8432 echo "CCAS=$ccas" >> $config_mak
8433 echo "CC=$cc" >> $config_mak
8434 echo "BCC=bcc" >> $config_mak
8435 echo "CPP=$cpp" >> $config_mak
8436 echo "OBJCOPY=objcopy" >> $config_mak
8437 echo "IASL=$iasl" >> $config_mak
8438 echo "LD=$ld" >> $config_mak
8439 echo "RANLIB=$ranlib" >> $config_mak
8440 done
8441
8442 # set up qemu-iotests in this build directory
8443 iotests_common_env="tests/qemu-iotests/common.env"
8444
8445 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8446 echo >> "$iotests_common_env"
8447 echo "export PYTHON='$python'" >> "$iotests_common_env"
8448
8449 # Save the configure command line for later reuse.
8450 cat <<EOD >config.status
8451 #!/bin/sh
8452 # Generated by configure.
8453 # Run this file to recreate the current configuration.
8454 # Compiler output produced by configure, useful for debugging
8455 # configure, is in config.log if it exists.
8456 EOD
8457
8458 preserve_env() {
8459 envname=$1
8460
8461 eval envval=\$$envname
8462
8463 if test -n "$envval"
8464 then
8465 echo "$envname='$envval'" >> config.status
8466 echo "export $envname" >> config.status
8467 else
8468 echo "unset $envname" >> config.status
8469 fi
8470 }
8471
8472 # Preserve various env variables that influence what
8473 # features/build target configure will detect
8474 preserve_env AR
8475 preserve_env AS
8476 preserve_env CC
8477 preserve_env CPP
8478 preserve_env CXX
8479 preserve_env INSTALL
8480 preserve_env LD
8481 preserve_env LD_LIBRARY_PATH
8482 preserve_env LIBTOOL
8483 preserve_env MAKE
8484 preserve_env NM
8485 preserve_env OBJCOPY
8486 preserve_env PATH
8487 preserve_env PKG_CONFIG
8488 preserve_env PKG_CONFIG_LIBDIR
8489 preserve_env PKG_CONFIG_PATH
8490 preserve_env PYTHON
8491 preserve_env SDL2_CONFIG
8492 preserve_env SMBD
8493 preserve_env STRIP
8494 preserve_env WINDRES
8495
8496 printf "exec" >>config.status
8497 printf " '%s'" "$0" "$@" >>config.status
8498 echo ' "$@"' >>config.status
8499 chmod +x config.status
8500
8501 rm -r "$TMPDIR1"
AR7 emulation for QEMU