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docs/interop: Convert qemu-ga-ref to rST
[qemu/ar7.git] / configure
blob8ee15810c882bebc5ded47aa412eb9c2d418850a
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 # make source path absolute
15 source_path=$(cd "$(dirname -- "$0")"; pwd)
16
17 if test "$PWD" = "$source_path"
18 then
19 echo "Using './build' as the directory for build output"
20
21 MARKER=build/auto-created-by-configure
22
23 if test -e build
24 then
25 if test -f $MARKER
26 then
27 rm -rf build
28 else
29 echo "ERROR: ./build dir already exists and was not previously created by configure"
30 exit 1
31 fi
32 fi
33
34 mkdir build
35 touch $MARKER
36
37 cat > GNUmakefile <<'EOF'
38 # This file is auto-generated by configure to support in-source tree
39 # 'make' command invocation
40
41 ifeq ($(MAKECMDGOALS),)
42 recurse: all
43 endif
44
45 .NOTPARALLEL: %
46 %: force
47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49 @if test "$(MAKECMDGOALS)" = "distclean" && \
50 test -e build/auto-created-by-configure ; \
51 then \
52 rm -rf build GNUmakefile ; \
53 fi
54 force: ;
55 .PHONY: force
56 GNUmakefile: ;
57
58 EOF
59 cd build
60 exec $source_path/configure "$@"
61 fi
62
63 # Temporary directory used for files created while
64 # configure runs. Since it is in the build directory
65 # we can safely blow away any previous version of it
66 # (and we need not jump through hoops to try to delete
67 # it when configure exits.)
68 TMPDIR1="config-temp"
69 rm -rf "${TMPDIR1}"
70 mkdir -p "${TMPDIR1}"
71 if [ $? -ne 0 ]; then
72 echo "ERROR: failed to create temporary directory"
73 exit 1
74 fi
75
76 TMPB="qemu-conf"
77 TMPC="${TMPDIR1}/${TMPB}.c"
78 TMPO="${TMPDIR1}/${TMPB}.o"
79 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
80 TMPE="${TMPDIR1}/${TMPB}.exe"
81 TMPTXT="${TMPDIR1}/${TMPB}.txt"
82
83 rm -f config.log
84
85 # Print a helpful header at the top of config.log
86 echo "# QEMU configure log $(date)" >> config.log
87 printf "# Configured with:" >> config.log
88 printf " '%s'" "$0" "$@" >> config.log
89 echo >> config.log
90 echo "#" >> config.log
91
92 print_error() {
93 (echo
94 echo "ERROR: $1"
95 while test -n "$2"; do
96 echo " $2"
97 shift
98 done
99 echo) >&2
100 }
101
102 error_exit() {
103 print_error "$@"
104 exit 1
105 }
106
107 do_compiler() {
108 # Run the compiler, capturing its output to the log. First argument
109 # is compiler binary to execute.
110 local compiler="$1"
111 shift
112 if test -n "$BASH_VERSION"; then eval '
113 echo >>config.log "
114 funcs: ${FUNCNAME[*]}
115 lines: ${BASH_LINENO[*]}"
116 '; fi
117 echo $compiler "$@" >> config.log
118 $compiler "$@" >> config.log 2>&1 || return $?
119 # Test passed. If this is an --enable-werror build, rerun
120 # the test with -Werror and bail out if it fails. This
121 # makes warning-generating-errors in configure test code
122 # obvious to developers.
123 if test "$werror" != "yes"; then
124 return 0
125 fi
126 # Don't bother rerunning the compile if we were already using -Werror
127 case "$*" in
128 *-Werror*)
129 return 0
130 ;;
131 esac
132 echo $compiler -Werror "$@" >> config.log
133 $compiler -Werror "$@" >> config.log 2>&1 && return $?
134 error_exit "configure test passed without -Werror but failed with -Werror." \
135 "This is probably a bug in the configure script. The failing command" \
136 "will be at the bottom of config.log." \
137 "You can run configure with --disable-werror to bypass this check."
138 }
139
140 do_cc() {
141 do_compiler "$cc" "$@"
142 }
143
144 do_cxx() {
145 do_compiler "$cxx" "$@"
146 }
147
148 # Append $2 to the variable named $1, with space separation
149 add_to() {
150 eval $1=\${$1:+\"\$$1 \"}\$2
151 }
152
153 update_cxxflags() {
154 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
155 # options which some versions of GCC's C++ compiler complain about
156 # because they only make sense for C programs.
157 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
158 CXXFLAGS=$(echo "$CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
159 for arg in $QEMU_CFLAGS; do
160 case $arg in
161 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
162 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
163 ;;
164 *)
165 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
166 ;;
167 esac
168 done
169 }
170
171 compile_object() {
172 local_cflags="$1"
173 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
174 }
175
176 compile_prog() {
177 local_cflags="$1"
178 local_ldflags="$2"
179 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $QEMU_LDFLAGS $local_ldflags
180 }
181
182 # symbolically link $1 to $2. Portable version of "ln -sf".
183 symlink() {
184 rm -rf "$2"
185 mkdir -p "$(dirname "$2")"
186 ln -s "$1" "$2"
187 }
188
189 # check whether a command is available to this shell (may be either an
190 # executable or a builtin)
191 has() {
192 type "$1" >/dev/null 2>&1
193 }
194
195 version_ge () {
196 local_ver1=`echo $1 | tr . ' '`
197 local_ver2=`echo $2 | tr . ' '`
198 while true; do
199 set x $local_ver1
200 local_first=${2-0}
201 # 'shift 2' if $2 is set, or 'shift' if $2 is not set
202 shift ${2:+2}
203 local_ver1=$*
204 set x $local_ver2
205 # the second argument finished, the first must be greater or equal
206 test $# = 1 && return 0
207 test $local_first -lt $2 && return 1
208 test $local_first -gt $2 && return 0
209 shift ${2:+2}
210 local_ver2=$*
211 done
212 }
213
214 have_backend () {
215 echo "$trace_backends" | grep "$1" >/dev/null
216 }
217
218 glob() {
219 eval test -z '"${1#'"$2"'}"'
220 }
221
222 supported_hax_target() {
223 test "$hax" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 i386|x86_64)
227 return 0
228 ;;
229 esac
230 return 1
231 }
232
233 supported_kvm_target() {
234 test "$kvm" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}:$cpu" in
237 aarch64:aarch64 | \
238 i386:i386 | i386:x86_64 | i386:x32 | \
239 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
240 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
241 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
242 s390x:s390x)
243 return 0
244 ;;
245 esac
246 return 1
247 }
248
249 supported_xen_target() {
250 test "$xen" = "yes" || return 1
251 glob "$1" "*-softmmu" || return 1
252 # Only i386 and x86_64 provide the xenpv machine.
253 case "${1%-softmmu}" in
254 i386|x86_64)
255 return 0
256 ;;
257 esac
258 return 1
259 }
260
261 supported_hvf_target() {
262 test "$hvf" = "yes" || return 1
263 glob "$1" "*-softmmu" || return 1
264 case "${1%-softmmu}" in
265 x86_64)
266 return 0
267 ;;
268 esac
269 return 1
270 }
271
272 supported_whpx_target() {
273 test "$whpx" = "yes" || return 1
274 glob "$1" "*-softmmu" || return 1
275 case "${1%-softmmu}" in
276 i386|x86_64)
277 return 0
278 ;;
279 esac
280 return 1
281 }
282
283 deprecated_targets_list=ppc64abi32-linux-user,tilegx-linux-user,lm32-softmmu,unicore32-softmmu
284 deprecated_features=""
285
286 supported_target() {
287 case "$1" in
288 *-softmmu)
289 ;;
290 *-linux-user)
291 if test "$linux" != "yes"; then
292 print_error "Target '$target' is only available on a Linux host"
293 return 1
294 fi
295 ;;
296 *-bsd-user)
297 if test "$bsd" != "yes"; then
298 print_error "Target '$target' is only available on a BSD host"
299 return 1
300 fi
301 ;;
302 *)
303 print_error "Invalid target name '$target'"
304 return 1
305 ;;
306 esac
307
308 # if a deprecated target is enabled we note it here
309 if echo "$deprecated_targets_list" | grep -q "$1"; then
310 add_to deprecated_features $1
311 fi
312
313 test "$tcg" = "yes" && return 0
314 supported_kvm_target "$1" && return 0
315 supported_xen_target "$1" && return 0
316 supported_hax_target "$1" && return 0
317 supported_hvf_target "$1" && return 0
318 supported_whpx_target "$1" && return 0
319 print_error "TCG disabled, but hardware accelerator not available for '$target'"
320 return 1
321 }
322
323
324 ld_has() {
325 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
326 }
327
328 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
329 then
330 error_exit "main directory cannot contain spaces nor colons"
331 fi
332
333 # default parameters
334 cpu=""
335 iasl="iasl"
336 interp_prefix="/usr/gnemul/qemu-%M"
337 static="no"
338 cross_prefix=""
339 audio_drv_list=""
340 block_drv_rw_whitelist=""
341 block_drv_ro_whitelist=""
342 host_cc="cc"
343 audio_win_int=""
344 libs_qga=""
345 debug_info="yes"
346 stack_protector=""
347 safe_stack=""
348 use_containers="yes"
349 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
350
351 if test -e "$source_path/.git"
352 then
353 git_update=yes
354 git_submodules="ui/keycodemapdb"
355 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
356 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
357 else
358 git_update=no
359 git_submodules=""
360
361 if ! test -f "$source_path/ui/keycodemapdb/README"
362 then
363 echo
364 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
365 echo
366 echo "This is not a GIT checkout but module content appears to"
367 echo "be missing. Do not use 'git archive' or GitHub download links"
368 echo "to acquire QEMU source archives. Non-GIT builds are only"
369 echo "supported with source archives linked from:"
370 echo
371 echo " https://www.qemu.org/download/#source"
372 echo
373 echo "Developers working with GIT can use scripts/archive-source.sh"
374 echo "if they need to create valid source archives."
375 echo
376 exit 1
377 fi
378 fi
379 git="git"
380
381 # Don't accept a target_list environment variable.
382 unset target_list
383 unset target_list_exclude
384
385 # Default value for a variable defining feature "foo".
386 # * foo="no" feature will only be used if --enable-foo arg is given
387 # * foo="" feature will be searched for, and if found, will be used
388 # unless --disable-foo is given
389 # * foo="yes" this value will only be set by --enable-foo flag.
390 # feature will searched for,
391 # if not found, configure exits with error
392 #
393 # Always add --enable-foo and --disable-foo command line args.
394 # Distributions want to ensure that several features are compiled in, and it
395 # is impossible without a --enable-foo that exits if a feature is not found.
396
397 brlapi=""
398 curl=""
399 curses=""
400 docs=""
401 fdt=""
402 netmap="no"
403 sdl="auto"
404 sdl_image="auto"
405 virtfs=""
406 mpath=""
407 vnc="enabled"
408 sparse="no"
409 vde=""
410 vnc_sasl="auto"
411 vnc_jpeg="auto"
412 vnc_png="auto"
413 xkbcommon="auto"
414 xen=""
415 xen_ctrl_version=""
416 xen_pci_passthrough=""
417 linux_aio=""
418 linux_io_uring=""
419 cap_ng=""
420 attr=""
421 libattr=""
422 xfs=""
423 tcg="yes"
424 membarrier=""
425 vhost_net=""
426 vhost_crypto=""
427 vhost_scsi=""
428 vhost_vsock=""
429 vhost_user=""
430 vhost_user_fs=""
431 kvm="no"
432 hax="no"
433 hvf="no"
434 whpx="no"
435 rdma=""
436 pvrdma=""
437 gprof="no"
438 debug_tcg="no"
439 debug="no"
440 sanitizers="no"
441 tsan="no"
442 fortify_source=""
443 strip_opt="yes"
444 tcg_interpreter="no"
445 bigendian="no"
446 mingw32="no"
447 gcov="no"
448 EXESUF=""
449 HOST_DSOSUF=".so"
450 modules="no"
451 module_upgrades="no"
452 prefix="/usr/local"
453 qemu_suffix="qemu"
454 slirp=""
455 oss_lib=""
456 bsd="no"
457 linux="no"
458 solaris="no"
459 profiler="no"
460 cocoa="no"
461 softmmu="yes"
462 linux_user="no"
463 bsd_user="no"
464 blobs="yes"
465 edk2_blobs="no"
466 pkgversion=""
467 pie=""
468 qom_cast_debug="yes"
469 trace_backends="log"
470 trace_file="trace"
471 spice=""
472 rbd=""
473 smartcard=""
474 u2f="auto"
475 libusb=""
476 usb_redir=""
477 opengl=""
478 opengl_dmabuf="no"
479 cpuid_h="no"
480 avx2_opt=""
481 capstone=""
482 lzo=""
483 snappy=""
484 bzip2=""
485 lzfse=""
486 zstd=""
487 guest_agent=""
488 guest_agent_with_vss="no"
489 guest_agent_ntddscsi="no"
490 guest_agent_msi=""
491 vss_win32_sdk=""
492 win_sdk="no"
493 want_tools=""
494 libiscsi=""
495 libnfs=""
496 coroutine=""
497 coroutine_pool=""
498 debug_stack_usage="no"
499 crypto_afalg="no"
500 seccomp=""
501 glusterfs=""
502 glusterfs_xlator_opt="no"
503 glusterfs_discard="no"
504 glusterfs_fallocate="no"
505 glusterfs_zerofill="no"
506 glusterfs_ftruncate_has_stat="no"
507 glusterfs_iocb_has_stat="no"
508 gtk=""
509 gtk_gl="no"
510 tls_priority="NORMAL"
511 gnutls=""
512 nettle=""
513 nettle_xts="no"
514 gcrypt=""
515 gcrypt_hmac="no"
516 gcrypt_xts="no"
517 qemu_private_xts="yes"
518 auth_pam=""
519 vte=""
520 virglrenderer=""
521 tpm=""
522 libssh=""
523 live_block_migration="yes"
524 numa=""
525 tcmalloc="no"
526 jemalloc="no"
527 replication="yes"
528 bochs="yes"
529 cloop="yes"
530 dmg="yes"
531 qcow1="yes"
532 vdi="yes"
533 vvfat="yes"
534 qed="yes"
535 parallels="yes"
536 sheepdog="yes"
537 libxml2=""
538 debug_mutex="no"
539 libpmem=""
540 default_devices="yes"
541 plugins="no"
542 fuzzing="no"
543 rng_none="no"
544 secret_keyring=""
545 libdaxctl=""
546 meson=""
547 ninja=""
548 skip_meson=no
549 gettext=""
550
551 bogus_os="no"
552 malloc_trim=""
553
554 # parse CC options first
555 for opt do
556 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
557 case "$opt" in
558 --cross-prefix=*) cross_prefix="$optarg"
559 ;;
560 --cc=*) CC="$optarg"
561 ;;
562 --cxx=*) CXX="$optarg"
563 ;;
564 --cpu=*) cpu="$optarg"
565 ;;
566 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
567 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
568 ;;
569 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
570 ;;
571 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
572 EXTRA_LDFLAGS="$optarg"
573 ;;
574 --enable-debug-info) debug_info="yes"
575 ;;
576 --disable-debug-info) debug_info="no"
577 ;;
578 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
579 ;;
580 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
581 eval "cross_cc_cflags_${cc_arch}=\$optarg"
582 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
583 ;;
584 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
585 cc_archs="$cc_archs $cc_arch"
586 eval "cross_cc_${cc_arch}=\$optarg"
587 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
588 ;;
589 esac
590 done
591 # OS specific
592 # Using uname is really, really broken. Once we have the right set of checks
593 # we can eliminate its usage altogether.
594
595 # Preferred compiler:
596 # ${CC} (if set)
597 # ${cross_prefix}gcc (if cross-prefix specified)
598 # system compiler
599 if test -z "${CC}${cross_prefix}"; then
600 cc="$host_cc"
601 else
602 cc="${CC-${cross_prefix}gcc}"
603 fi
604
605 if test -z "${CXX}${cross_prefix}"; then
606 cxx="c++"
607 else
608 cxx="${CXX-${cross_prefix}g++}"
609 fi
610
611 ar="${AR-${cross_prefix}ar}"
612 as="${AS-${cross_prefix}as}"
613 ccas="${CCAS-$cc}"
614 cpp="${CPP-$cc -E}"
615 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
616 ld="${LD-${cross_prefix}ld}"
617 ranlib="${RANLIB-${cross_prefix}ranlib}"
618 nm="${NM-${cross_prefix}nm}"
619 strip="${STRIP-${cross_prefix}strip}"
620 windres="${WINDRES-${cross_prefix}windres}"
621 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
622 query_pkg_config() {
623 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
624 }
625 pkg_config=query_pkg_config
626 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
627
628 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
629 ARFLAGS="${ARFLAGS-rv}"
630
631 # default flags for all hosts
632 # We use -fwrapv to tell the compiler that we require a C dialect where
633 # left shift of signed integers is well defined and has the expected
634 # 2s-complement style results. (Both clang and gcc agree that it
635 # provides these semantics.)
636 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
637 QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
638 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
639 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
640 QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
641 QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
642 CFLAGS="-std=gnu99 -Wall"
643
644
645 check_define() {
646 cat > $TMPC <<EOF
647 #if !defined($1)
648 #error $1 not defined
649 #endif
650 int main(void) { return 0; }
651 EOF
652 compile_object
653 }
654
655 check_include() {
656 cat > $TMPC <<EOF
657 #include <$1>
658 int main(void) { return 0; }
659 EOF
660 compile_object
661 }
662
663 write_c_skeleton() {
664 cat > $TMPC <<EOF
665 int main(void) { return 0; }
666 EOF
667 }
668
669 write_c_fuzzer_skeleton() {
670 cat > $TMPC <<EOF
671 #include <stdint.h>
672 #include <sys/types.h>
673 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
674 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
675 EOF
676 }
677
678 if check_define __linux__ ; then
679 targetos="Linux"
680 elif check_define _WIN32 ; then
681 targetos='MINGW32'
682 elif check_define __OpenBSD__ ; then
683 targetos='OpenBSD'
684 elif check_define __sun__ ; then
685 targetos='SunOS'
686 elif check_define __HAIKU__ ; then
687 targetos='Haiku'
688 elif check_define __FreeBSD__ ; then
689 targetos='FreeBSD'
690 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
691 targetos='GNU/kFreeBSD'
692 elif check_define __DragonFly__ ; then
693 targetos='DragonFly'
694 elif check_define __NetBSD__; then
695 targetos='NetBSD'
696 elif check_define __APPLE__; then
697 targetos='Darwin'
698 else
699 # This is a fatal error, but don't report it yet, because we
700 # might be going to just print the --help text, or it might
701 # be the result of a missing compiler.
702 targetos='bogus'
703 bogus_os='yes'
704 fi
705
706 # Some host OSes need non-standard checks for which CPU to use.
707 # Note that these checks are broken for cross-compilation: if you're
708 # cross-compiling to one of these OSes then you'll need to specify
709 # the correct CPU with the --cpu option.
710 case $targetos in
711 Darwin)
712 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
713 # run 64-bit userspace code.
714 # If the user didn't specify a CPU explicitly and the kernel says this is
715 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
716 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
717 cpu="x86_64"
718 fi
719 ;;
720 SunOS)
721 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
722 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
723 cpu="x86_64"
724 fi
725 esac
726
727 if test ! -z "$cpu" ; then
728 # command line argument
729 :
730 elif check_define __i386__ ; then
731 cpu="i386"
732 elif check_define __x86_64__ ; then
733 if check_define __ILP32__ ; then
734 cpu="x32"
735 else
736 cpu="x86_64"
737 fi
738 elif check_define __sparc__ ; then
739 if check_define __arch64__ ; then
740 cpu="sparc64"
741 else
742 cpu="sparc"
743 fi
744 elif check_define _ARCH_PPC ; then
745 if check_define _ARCH_PPC64 ; then
746 if check_define _LITTLE_ENDIAN ; then
747 cpu="ppc64le"
748 else
749 cpu="ppc64"
750 fi
751 else
752 cpu="ppc"
753 fi
754 elif check_define __mips__ ; then
755 cpu="mips"
756 elif check_define __s390__ ; then
757 if check_define __s390x__ ; then
758 cpu="s390x"
759 else
760 cpu="s390"
761 fi
762 elif check_define __riscv ; then
763 if check_define _LP64 ; then
764 cpu="riscv64"
765 else
766 cpu="riscv32"
767 fi
768 elif check_define __arm__ ; then
769 cpu="arm"
770 elif check_define __aarch64__ ; then
771 cpu="aarch64"
772 else
773 cpu=$(uname -m)
774 fi
775
776 ARCH=
777 # Normalise host CPU name and set ARCH.
778 # Note that this case should only have supported host CPUs, not guests.
779 case "$cpu" in
780 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
781 ;;
782 ppc64le)
783 ARCH="ppc64"
784 ;;
785 i386|i486|i586|i686|i86pc|BePC)
786 cpu="i386"
787 ;;
788 x86_64|amd64)
789 cpu="x86_64"
790 ;;
791 armv*b|armv*l|arm)
792 cpu="arm"
793 ;;
794 aarch64)
795 cpu="aarch64"
796 ;;
797 mips*)
798 cpu="mips"
799 ;;
800 sparc|sun4[cdmuv])
801 cpu="sparc"
802 ;;
803 *)
804 # This will result in either an error or falling back to TCI later
805 ARCH=unknown
806 ;;
807 esac
808 if test -z "$ARCH"; then
809 ARCH="$cpu"
810 fi
811
812 # OS specific
813
814 # host *BSD for user mode
815 HOST_VARIANT_DIR=""
816
817 case $targetos in
818 MINGW32*)
819 mingw32="yes"
820 hax="yes"
821 whpx=""
822 vhost_user="no"
823 audio_possible_drivers="dsound sdl"
824 if check_include dsound.h; then
825 audio_drv_list="dsound"
826 else
827 audio_drv_list=""
828 fi
829 supported_os="yes"
830 pie="no"
831 ;;
832 GNU/kFreeBSD)
833 bsd="yes"
834 audio_drv_list="oss try-sdl"
835 audio_possible_drivers="oss sdl pa"
836 ;;
837 FreeBSD)
838 bsd="yes"
839 make="${MAKE-gmake}"
840 audio_drv_list="oss try-sdl"
841 audio_possible_drivers="oss sdl pa"
842 # needed for kinfo_getvmmap(3) in libutil.h
843 netmap="" # enable netmap autodetect
844 HOST_VARIANT_DIR="freebsd"
845 ;;
846 DragonFly)
847 bsd="yes"
848 make="${MAKE-gmake}"
849 audio_drv_list="oss try-sdl"
850 audio_possible_drivers="oss sdl pa"
851 HOST_VARIANT_DIR="dragonfly"
852 ;;
853 NetBSD)
854 bsd="yes"
855 hax="yes"
856 make="${MAKE-gmake}"
857 audio_drv_list="oss try-sdl"
858 audio_possible_drivers="oss sdl"
859 oss_lib="-lossaudio"
860 HOST_VARIANT_DIR="netbsd"
861 ;;
862 OpenBSD)
863 bsd="yes"
864 make="${MAKE-gmake}"
865 audio_drv_list="try-sdl"
866 audio_possible_drivers="sdl"
867 HOST_VARIANT_DIR="openbsd"
868 ;;
869 Darwin)
870 bsd="yes"
871 darwin="yes"
872 hax="yes"
873 hvf="yes"
874 if [ "$cpu" = "x86_64" ] ; then
875 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
876 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
877 fi
878 cocoa="yes"
879 audio_drv_list="coreaudio try-sdl"
880 audio_possible_drivers="coreaudio sdl"
881 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
882 # Disable attempts to use ObjectiveC features in os/object.h since they
883 # won't work when we're compiling with gcc as a C compiler.
884 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
885 HOST_VARIANT_DIR="darwin"
886 ;;
887 SunOS)
888 solaris="yes"
889 make="${MAKE-gmake}"
890 smbd="${SMBD-/usr/sfw/sbin/smbd}"
891 if test -f /usr/include/sys/soundcard.h ; then
892 audio_drv_list="oss try-sdl"
893 fi
894 audio_possible_drivers="oss sdl"
895 # needed for CMSG_ macros in sys/socket.h
896 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
897 # needed for TIOCWIN* defines in termios.h
898 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
899 ;;
900 Haiku)
901 haiku="yes"
902 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
903 ;;
904 Linux)
905 audio_drv_list="try-pa oss"
906 audio_possible_drivers="oss alsa sdl pa"
907 linux="yes"
908 linux_user="yes"
909 kvm="yes"
910 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -Ilinux-headers $QEMU_INCLUDES"
911 libudev="yes"
912 ;;
913 esac
914
915 if [ "$bsd" = "yes" ] ; then
916 if [ "$darwin" != "yes" ] ; then
917 bsd_user="yes"
918 fi
919 fi
920
921 : ${make=${MAKE-make}}
922
923 # We prefer python 3.x. A bare 'python' is traditionally
924 # python 2.x, but some distros have it as python 3.x, so
925 # we check that too
926 python=
927 explicit_python=no
928 for binary in "${PYTHON-python3}" python
929 do
930 if has "$binary"
931 then
932 python=$(command -v "$binary")
933 break
934 fi
935 done
936
937 sphinx_build=
938 for binary in sphinx-build-3 sphinx-build
939 do
940 if has "$binary"
941 then
942 sphinx_build=$(command -v "$binary")
943 break
944 fi
945 done
946
947 # Check for ancillary tools used in testing
948 genisoimage=
949 for binary in genisoimage mkisofs
950 do
951 if has $binary
952 then
953 genisoimage=$(command -v "$binary")
954 break
955 fi
956 done
957
958 : ${smbd=${SMBD-/usr/sbin/smbd}}
959
960 # Default objcc to clang if available, otherwise use CC
961 if has clang; then
962 objcc=clang
963 else
964 objcc="$cc"
965 fi
966
967 if test "$mingw32" = "yes" ; then
968 EXESUF=".exe"
969 HOST_DSOSUF=".dll"
970 # MinGW needs -mthreads for TLS and macro _MT.
971 CFLAGS="-mthreads $CFLAGS"
972 write_c_skeleton;
973 prefix="c:/Program Files/QEMU"
974 qemu_suffix=""
975 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
976 fi
977
978 werror=""
979
980 for opt do
981 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
982 case "$opt" in
983 --help|-h) show_help=yes
984 ;;
985 --version|-V) exec cat $source_path/VERSION
986 ;;
987 --prefix=*) prefix="$optarg"
988 ;;
989 --interp-prefix=*) interp_prefix="$optarg"
990 ;;
991 --cross-prefix=*)
992 ;;
993 --cc=*)
994 ;;
995 --host-cc=*) host_cc="$optarg"
996 ;;
997 --cxx=*)
998 ;;
999 --iasl=*) iasl="$optarg"
1000 ;;
1001 --objcc=*) objcc="$optarg"
1002 ;;
1003 --make=*) make="$optarg"
1004 ;;
1005 --install=*)
1006 ;;
1007 --python=*) python="$optarg" ; explicit_python=yes
1008 ;;
1009 --sphinx-build=*) sphinx_build="$optarg"
1010 ;;
1011 --skip-meson) skip_meson=yes
1012 ;;
1013 --meson=*) meson="$optarg"
1014 ;;
1015 --ninja=*) ninja="$optarg"
1016 ;;
1017 --smbd=*) smbd="$optarg"
1018 ;;
1019 --extra-cflags=*)
1020 ;;
1021 --extra-cxxflags=*)
1022 ;;
1023 --extra-ldflags=*)
1024 ;;
1025 --enable-debug-info)
1026 ;;
1027 --disable-debug-info)
1028 ;;
1029 --cross-cc-*)
1030 ;;
1031 --enable-modules)
1032 modules="yes"
1033 ;;
1034 --disable-modules)
1035 modules="no"
1036 ;;
1037 --disable-module-upgrades) module_upgrades="no"
1038 ;;
1039 --enable-module-upgrades) module_upgrades="yes"
1040 ;;
1041 --cpu=*)
1042 ;;
1043 --target-list=*) target_list="$optarg"
1044 if test "$target_list_exclude"; then
1045 error_exit "Can't mix --target-list with --target-list-exclude"
1046 fi
1047 ;;
1048 --target-list-exclude=*) target_list_exclude="$optarg"
1049 if test "$target_list"; then
1050 error_exit "Can't mix --target-list-exclude with --target-list"
1051 fi
1052 ;;
1053 --enable-trace-backends=*) trace_backends="$optarg"
1054 ;;
1055 # XXX: backwards compatibility
1056 --enable-trace-backend=*) trace_backends="$optarg"
1057 ;;
1058 --with-trace-file=*) trace_file="$optarg"
1059 ;;
1060 --with-default-devices) default_devices="yes"
1061 ;;
1062 --without-default-devices) default_devices="no"
1063 ;;
1064 --enable-gprof) gprof="yes"
1065 ;;
1066 --enable-gcov) gcov="yes"
1067 ;;
1068 --static)
1069 static="yes"
1070 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1071 ;;
1072 --mandir=*) mandir="$optarg"
1073 ;;
1074 --bindir=*) bindir="$optarg"
1075 ;;
1076 --libdir=*) libdir="$optarg"
1077 ;;
1078 --libexecdir=*) libexecdir="$optarg"
1079 ;;
1080 --includedir=*) includedir="$optarg"
1081 ;;
1082 --datadir=*) datadir="$optarg"
1083 ;;
1084 --with-suffix=*) qemu_suffix="$optarg"
1085 ;;
1086 --docdir=*) qemu_docdir="$optarg"
1087 ;;
1088 --sysconfdir=*) sysconfdir="$optarg"
1089 ;;
1090 --localstatedir=*) local_statedir="$optarg"
1091 ;;
1092 --firmwarepath=*) firmwarepath="$optarg"
1093 ;;
1094 --host=*|--build=*|\
1095 --disable-dependency-tracking|\
1096 --sbindir=*|--sharedstatedir=*|\
1097 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1098 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1099 # These switches are silently ignored, for compatibility with
1100 # autoconf-generated configure scripts. This allows QEMU's
1101 # configure to be used by RPM and similar macros that set
1102 # lots of directory switches by default.
1103 ;;
1104 --disable-sdl) sdl="disabled"
1105 ;;
1106 --enable-sdl) sdl="enabled"
1107 ;;
1108 --disable-sdl-image) sdl_image="disabled"
1109 ;;
1110 --enable-sdl-image) sdl_image="enabled"
1111 ;;
1112 --disable-qom-cast-debug) qom_cast_debug="no"
1113 ;;
1114 --enable-qom-cast-debug) qom_cast_debug="yes"
1115 ;;
1116 --disable-virtfs) virtfs="no"
1117 ;;
1118 --enable-virtfs) virtfs="yes"
1119 ;;
1120 --disable-mpath) mpath="no"
1121 ;;
1122 --enable-mpath) mpath="yes"
1123 ;;
1124 --disable-vnc) vnc="disabled"
1125 ;;
1126 --enable-vnc) vnc="enabled"
1127 ;;
1128 --disable-gettext) gettext="false"
1129 ;;
1130 --enable-gettext) gettext="true"
1131 ;;
1132 --oss-lib=*) oss_lib="$optarg"
1133 ;;
1134 --audio-drv-list=*) audio_drv_list="$optarg"
1135 ;;
1136 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1137 ;;
1138 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1139 ;;
1140 --enable-debug-tcg) debug_tcg="yes"
1141 ;;
1142 --disable-debug-tcg) debug_tcg="no"
1143 ;;
1144 --enable-debug)
1145 # Enable debugging options that aren't excessively noisy
1146 debug_tcg="yes"
1147 debug_mutex="yes"
1148 debug="yes"
1149 strip_opt="no"
1150 fortify_source="no"
1151 ;;
1152 --enable-sanitizers) sanitizers="yes"
1153 ;;
1154 --disable-sanitizers) sanitizers="no"
1155 ;;
1156 --enable-tsan) tsan="yes"
1157 ;;
1158 --disable-tsan) tsan="no"
1159 ;;
1160 --enable-sparse) sparse="yes"
1161 ;;
1162 --disable-sparse) sparse="no"
1163 ;;
1164 --disable-strip) strip_opt="no"
1165 ;;
1166 --disable-vnc-sasl) vnc_sasl="disabled"
1167 ;;
1168 --enable-vnc-sasl) vnc_sasl="enabled"
1169 ;;
1170 --disable-vnc-jpeg) vnc_jpeg="disabled"
1171 ;;
1172 --enable-vnc-jpeg) vnc_jpeg="enabled"
1173 ;;
1174 --disable-vnc-png) vnc_png="disabled"
1175 ;;
1176 --enable-vnc-png) vnc_png="enabled"
1177 ;;
1178 --disable-slirp) slirp="no"
1179 ;;
1180 --enable-slirp=git) slirp="git"
1181 ;;
1182 --enable-slirp=system) slirp="system"
1183 ;;
1184 --disable-vde) vde="no"
1185 ;;
1186 --enable-vde) vde="yes"
1187 ;;
1188 --disable-netmap) netmap="no"
1189 ;;
1190 --enable-netmap) netmap="yes"
1191 ;;
1192 --disable-xen) xen="no"
1193 ;;
1194 --enable-xen) xen="yes"
1195 ;;
1196 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1197 ;;
1198 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1199 ;;
1200 --disable-brlapi) brlapi="no"
1201 ;;
1202 --enable-brlapi) brlapi="yes"
1203 ;;
1204 --disable-kvm) kvm="no"
1205 ;;
1206 --enable-kvm) kvm="yes"
1207 ;;
1208 --disable-hax) hax="no"
1209 ;;
1210 --enable-hax) hax="yes"
1211 ;;
1212 --disable-hvf) hvf="no"
1213 ;;
1214 --enable-hvf) hvf="yes"
1215 ;;
1216 --disable-whpx) whpx="no"
1217 ;;
1218 --enable-whpx) whpx="yes"
1219 ;;
1220 --disable-tcg-interpreter) tcg_interpreter="no"
1221 ;;
1222 --enable-tcg-interpreter) tcg_interpreter="yes"
1223 ;;
1224 --disable-cap-ng) cap_ng="no"
1225 ;;
1226 --enable-cap-ng) cap_ng="yes"
1227 ;;
1228 --disable-tcg) tcg="no"
1229 ;;
1230 --enable-tcg) tcg="yes"
1231 ;;
1232 --disable-malloc-trim) malloc_trim="no"
1233 ;;
1234 --enable-malloc-trim) malloc_trim="yes"
1235 ;;
1236 --disable-spice) spice="no"
1237 ;;
1238 --enable-spice) spice="yes"
1239 ;;
1240 --disable-libiscsi) libiscsi="no"
1241 ;;
1242 --enable-libiscsi) libiscsi="yes"
1243 ;;
1244 --disable-libnfs) libnfs="no"
1245 ;;
1246 --enable-libnfs) libnfs="yes"
1247 ;;
1248 --enable-profiler) profiler="yes"
1249 ;;
1250 --disable-cocoa) cocoa="no"
1251 ;;
1252 --enable-cocoa)
1253 cocoa="yes" ;
1254 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1255 ;;
1256 --disable-system) softmmu="no"
1257 ;;
1258 --enable-system) softmmu="yes"
1259 ;;
1260 --disable-user)
1261 linux_user="no" ;
1262 bsd_user="no" ;
1263 ;;
1264 --enable-user) ;;
1265 --disable-linux-user) linux_user="no"
1266 ;;
1267 --enable-linux-user) linux_user="yes"
1268 ;;
1269 --disable-bsd-user) bsd_user="no"
1270 ;;
1271 --enable-bsd-user) bsd_user="yes"
1272 ;;
1273 --enable-pie) pie="yes"
1274 ;;
1275 --disable-pie) pie="no"
1276 ;;
1277 --enable-werror) werror="yes"
1278 ;;
1279 --disable-werror) werror="no"
1280 ;;
1281 --enable-stack-protector) stack_protector="yes"
1282 ;;
1283 --disable-stack-protector) stack_protector="no"
1284 ;;
1285 --enable-safe-stack) safe_stack="yes"
1286 ;;
1287 --disable-safe-stack) safe_stack="no"
1288 ;;
1289 --disable-curses) curses="no"
1290 ;;
1291 --enable-curses) curses="yes"
1292 ;;
1293 --disable-iconv) iconv="no"
1294 ;;
1295 --enable-iconv) iconv="yes"
1296 ;;
1297 --disable-curl) curl="no"
1298 ;;
1299 --enable-curl) curl="yes"
1300 ;;
1301 --disable-fdt) fdt="no"
1302 ;;
1303 --enable-fdt) fdt="yes"
1304 ;;
1305 --disable-linux-aio) linux_aio="no"
1306 ;;
1307 --enable-linux-aio) linux_aio="yes"
1308 ;;
1309 --disable-linux-io-uring) linux_io_uring="no"
1310 ;;
1311 --enable-linux-io-uring) linux_io_uring="yes"
1312 ;;
1313 --disable-attr) attr="no"
1314 ;;
1315 --enable-attr) attr="yes"
1316 ;;
1317 --disable-membarrier) membarrier="no"
1318 ;;
1319 --enable-membarrier) membarrier="yes"
1320 ;;
1321 --disable-blobs) blobs="no"
1322 ;;
1323 --with-pkgversion=*) pkgversion="$optarg"
1324 ;;
1325 --with-coroutine=*) coroutine="$optarg"
1326 ;;
1327 --disable-coroutine-pool) coroutine_pool="no"
1328 ;;
1329 --enable-coroutine-pool) coroutine_pool="yes"
1330 ;;
1331 --enable-debug-stack-usage) debug_stack_usage="yes"
1332 ;;
1333 --enable-crypto-afalg) crypto_afalg="yes"
1334 ;;
1335 --disable-crypto-afalg) crypto_afalg="no"
1336 ;;
1337 --disable-docs) docs="no"
1338 ;;
1339 --enable-docs) docs="yes"
1340 ;;
1341 --disable-vhost-net) vhost_net="no"
1342 ;;
1343 --enable-vhost-net) vhost_net="yes"
1344 ;;
1345 --disable-vhost-crypto) vhost_crypto="no"
1346 ;;
1347 --enable-vhost-crypto) vhost_crypto="yes"
1348 ;;
1349 --disable-vhost-scsi) vhost_scsi="no"
1350 ;;
1351 --enable-vhost-scsi) vhost_scsi="yes"
1352 ;;
1353 --disable-vhost-vsock) vhost_vsock="no"
1354 ;;
1355 --enable-vhost-vsock) vhost_vsock="yes"
1356 ;;
1357 --disable-vhost-user-fs) vhost_user_fs="no"
1358 ;;
1359 --enable-vhost-user-fs) vhost_user_fs="yes"
1360 ;;
1361 --disable-opengl) opengl="no"
1362 ;;
1363 --enable-opengl) opengl="yes"
1364 ;;
1365 --disable-rbd) rbd="no"
1366 ;;
1367 --enable-rbd) rbd="yes"
1368 ;;
1369 --disable-xfsctl) xfs="no"
1370 ;;
1371 --enable-xfsctl) xfs="yes"
1372 ;;
1373 --disable-smartcard) smartcard="no"
1374 ;;
1375 --enable-smartcard) smartcard="yes"
1376 ;;
1377 --disable-u2f) u2f="disabled"
1378 ;;
1379 --enable-u2f) u2f="enabled"
1380 ;;
1381 --disable-libusb) libusb="no"
1382 ;;
1383 --enable-libusb) libusb="yes"
1384 ;;
1385 --disable-usb-redir) usb_redir="no"
1386 ;;
1387 --enable-usb-redir) usb_redir="yes"
1388 ;;
1389 --disable-zlib-test)
1390 ;;
1391 --disable-lzo) lzo="no"
1392 ;;
1393 --enable-lzo) lzo="yes"
1394 ;;
1395 --disable-snappy) snappy="no"
1396 ;;
1397 --enable-snappy) snappy="yes"
1398 ;;
1399 --disable-bzip2) bzip2="no"
1400 ;;
1401 --enable-bzip2) bzip2="yes"
1402 ;;
1403 --enable-lzfse) lzfse="yes"
1404 ;;
1405 --disable-lzfse) lzfse="no"
1406 ;;
1407 --disable-zstd) zstd="no"
1408 ;;
1409 --enable-zstd) zstd="yes"
1410 ;;
1411 --enable-guest-agent) guest_agent="yes"
1412 ;;
1413 --disable-guest-agent) guest_agent="no"
1414 ;;
1415 --enable-guest-agent-msi) guest_agent_msi="yes"
1416 ;;
1417 --disable-guest-agent-msi) guest_agent_msi="no"
1418 ;;
1419 --with-vss-sdk) vss_win32_sdk=""
1420 ;;
1421 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1422 ;;
1423 --without-vss-sdk) vss_win32_sdk="no"
1424 ;;
1425 --with-win-sdk) win_sdk=""
1426 ;;
1427 --with-win-sdk=*) win_sdk="$optarg"
1428 ;;
1429 --without-win-sdk) win_sdk="no"
1430 ;;
1431 --enable-tools) want_tools="yes"
1432 ;;
1433 --disable-tools) want_tools="no"
1434 ;;
1435 --enable-seccomp) seccomp="yes"
1436 ;;
1437 --disable-seccomp) seccomp="no"
1438 ;;
1439 --disable-glusterfs) glusterfs="no"
1440 ;;
1441 --disable-avx2) avx2_opt="no"
1442 ;;
1443 --enable-avx2) avx2_opt="yes"
1444 ;;
1445 --disable-avx512f) avx512f_opt="no"
1446 ;;
1447 --enable-avx512f) avx512f_opt="yes"
1448 ;;
1449
1450 --enable-glusterfs) glusterfs="yes"
1451 ;;
1452 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1453 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1454 ;;
1455 --enable-vhdx|--disable-vhdx)
1456 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1457 ;;
1458 --enable-uuid|--disable-uuid)
1459 echo "$0: $opt is obsolete, UUID support is always built" >&2
1460 ;;
1461 --disable-gtk) gtk="no"
1462 ;;
1463 --enable-gtk) gtk="yes"
1464 ;;
1465 --tls-priority=*) tls_priority="$optarg"
1466 ;;
1467 --disable-gnutls) gnutls="no"
1468 ;;
1469 --enable-gnutls) gnutls="yes"
1470 ;;
1471 --disable-nettle) nettle="no"
1472 ;;
1473 --enable-nettle) nettle="yes"
1474 ;;
1475 --disable-gcrypt) gcrypt="no"
1476 ;;
1477 --enable-gcrypt) gcrypt="yes"
1478 ;;
1479 --disable-auth-pam) auth_pam="no"
1480 ;;
1481 --enable-auth-pam) auth_pam="yes"
1482 ;;
1483 --enable-rdma) rdma="yes"
1484 ;;
1485 --disable-rdma) rdma="no"
1486 ;;
1487 --enable-pvrdma) pvrdma="yes"
1488 ;;
1489 --disable-pvrdma) pvrdma="no"
1490 ;;
1491 --disable-vte) vte="no"
1492 ;;
1493 --enable-vte) vte="yes"
1494 ;;
1495 --disable-virglrenderer) virglrenderer="no"
1496 ;;
1497 --enable-virglrenderer) virglrenderer="yes"
1498 ;;
1499 --disable-tpm) tpm="no"
1500 ;;
1501 --enable-tpm) tpm="yes"
1502 ;;
1503 --disable-libssh) libssh="no"
1504 ;;
1505 --enable-libssh) libssh="yes"
1506 ;;
1507 --disable-live-block-migration) live_block_migration="no"
1508 ;;
1509 --enable-live-block-migration) live_block_migration="yes"
1510 ;;
1511 --disable-numa) numa="no"
1512 ;;
1513 --enable-numa) numa="yes"
1514 ;;
1515 --disable-libxml2) libxml2="no"
1516 ;;
1517 --enable-libxml2) libxml2="yes"
1518 ;;
1519 --disable-tcmalloc) tcmalloc="no"
1520 ;;
1521 --enable-tcmalloc) tcmalloc="yes"
1522 ;;
1523 --disable-jemalloc) jemalloc="no"
1524 ;;
1525 --enable-jemalloc) jemalloc="yes"
1526 ;;
1527 --disable-replication) replication="no"
1528 ;;
1529 --enable-replication) replication="yes"
1530 ;;
1531 --disable-bochs) bochs="no"
1532 ;;
1533 --enable-bochs) bochs="yes"
1534 ;;
1535 --disable-cloop) cloop="no"
1536 ;;
1537 --enable-cloop) cloop="yes"
1538 ;;
1539 --disable-dmg) dmg="no"
1540 ;;
1541 --enable-dmg) dmg="yes"
1542 ;;
1543 --disable-qcow1) qcow1="no"
1544 ;;
1545 --enable-qcow1) qcow1="yes"
1546 ;;
1547 --disable-vdi) vdi="no"
1548 ;;
1549 --enable-vdi) vdi="yes"
1550 ;;
1551 --disable-vvfat) vvfat="no"
1552 ;;
1553 --enable-vvfat) vvfat="yes"
1554 ;;
1555 --disable-qed) qed="no"
1556 ;;
1557 --enable-qed) qed="yes"
1558 ;;
1559 --disable-parallels) parallels="no"
1560 ;;
1561 --enable-parallels) parallels="yes"
1562 ;;
1563 --disable-sheepdog) sheepdog="no"
1564 ;;
1565 --enable-sheepdog) sheepdog="yes"
1566 ;;
1567 --disable-vhost-user) vhost_user="no"
1568 ;;
1569 --enable-vhost-user) vhost_user="yes"
1570 ;;
1571 --disable-vhost-vdpa) vhost_vdpa="no"
1572 ;;
1573 --enable-vhost-vdpa) vhost_vdpa="yes"
1574 ;;
1575 --disable-vhost-kernel) vhost_kernel="no"
1576 ;;
1577 --enable-vhost-kernel) vhost_kernel="yes"
1578 ;;
1579 --disable-capstone) capstone="no"
1580 ;;
1581 --enable-capstone) capstone="yes"
1582 ;;
1583 --enable-capstone=git) capstone="git"
1584 ;;
1585 --enable-capstone=system) capstone="system"
1586 ;;
1587 --with-git=*) git="$optarg"
1588 ;;
1589 --enable-git-update) git_update=yes
1590 ;;
1591 --disable-git-update) git_update=no
1592 ;;
1593 --enable-debug-mutex) debug_mutex=yes
1594 ;;
1595 --disable-debug-mutex) debug_mutex=no
1596 ;;
1597 --enable-libpmem) libpmem=yes
1598 ;;
1599 --disable-libpmem) libpmem=no
1600 ;;
1601 --enable-xkbcommon) xkbcommon="enabled"
1602 ;;
1603 --disable-xkbcommon) xkbcommon="disabled"
1604 ;;
1605 --enable-plugins) plugins="yes"
1606 ;;
1607 --disable-plugins) plugins="no"
1608 ;;
1609 --enable-containers) use_containers="yes"
1610 ;;
1611 --disable-containers) use_containers="no"
1612 ;;
1613 --enable-fuzzing) fuzzing=yes
1614 ;;
1615 --disable-fuzzing) fuzzing=no
1616 ;;
1617 --gdb=*) gdb_bin="$optarg"
1618 ;;
1619 --enable-rng-none) rng_none=yes
1620 ;;
1621 --disable-rng-none) rng_none=no
1622 ;;
1623 --enable-keyring) secret_keyring="yes"
1624 ;;
1625 --disable-keyring) secret_keyring="no"
1626 ;;
1627 --enable-libdaxctl) libdaxctl=yes
1628 ;;
1629 --disable-libdaxctl) libdaxctl=no
1630 ;;
1631 *)
1632 echo "ERROR: unknown option $opt"
1633 echo "Try '$0 --help' for more information"
1634 exit 1
1635 ;;
1636 esac
1637 done
1638
1639 firmwarepath="${firmwarepath:-$prefix/share/qemu-firmware}"
1640 libdir="${libdir:-$prefix/lib}"
1641 libexecdir="${libexecdir:-$prefix/libexec}"
1642 includedir="${includedir:-$prefix/include}"
1643
1644 if test "$mingw32" = "yes" ; then
1645 mandir="$prefix"
1646 datadir="$prefix"
1647 docdir="$prefix"
1648 bindir="$prefix"
1649 sysconfdir="$prefix"
1650 local_statedir=
1651 else
1652 mandir="${mandir:-$prefix/share/man}"
1653 datadir="${datadir:-$prefix/share}"
1654 docdir="${docdir:-$prefix/share/doc}"
1655 bindir="${bindir:-$prefix/bin}"
1656 sysconfdir="${sysconfdir:-$prefix/etc}"
1657 local_statedir="${local_statedir:-$prefix/var}"
1658 fi
1659
1660 case "$cpu" in
1661 ppc)
1662 CPU_CFLAGS="-m32"
1663 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1664 ;;
1665 ppc64)
1666 CPU_CFLAGS="-m64"
1667 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1668 ;;
1669 sparc)
1670 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1671 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1672 ;;
1673 sparc64)
1674 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1675 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1676 ;;
1677 s390)
1678 CPU_CFLAGS="-m31"
1679 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1680 ;;
1681 s390x)
1682 CPU_CFLAGS="-m64"
1683 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1684 ;;
1685 i386)
1686 CPU_CFLAGS="-m32"
1687 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1688 ;;
1689 x86_64)
1690 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1691 # If we truly care, we should simply detect this case at
1692 # runtime and generate the fallback to serial emulation.
1693 CPU_CFLAGS="-m64 -mcx16"
1694 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1695 ;;
1696 x32)
1697 CPU_CFLAGS="-mx32"
1698 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1699 ;;
1700 # No special flags required for other host CPUs
1701 esac
1702
1703 eval "cross_cc_${cpu}=\$host_cc"
1704 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1705 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1706
1707 # For user-mode emulation the host arch has to be one we explicitly
1708 # support, even if we're using TCI.
1709 if [ "$ARCH" = "unknown" ]; then
1710 bsd_user="no"
1711 linux_user="no"
1712 fi
1713
1714 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1715 tcg="no"
1716 fi
1717
1718 default_target_list=""
1719
1720 mak_wilds=""
1721
1722 if [ "$softmmu" = "yes" ]; then
1723 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1724 fi
1725 if [ "$linux_user" = "yes" ]; then
1726 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1727 fi
1728 if [ "$bsd_user" = "yes" ]; then
1729 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1730 fi
1731
1732 # If the user doesn't explicitly specify a deprecated target we will
1733 # skip it.
1734 if test -z "$target_list"; then
1735 if test -z "$target_list_exclude"; then
1736 target_list_exclude="$deprecated_targets_list"
1737 else
1738 target_list_exclude="$target_list_exclude,$deprecated_targets_list"
1739 fi
1740 fi
1741
1742 for config in $mak_wilds; do
1743 target="$(basename "$config" .mak)"
1744 if echo "$target_list_exclude" | grep -vq "$target"; then
1745 default_target_list="${default_target_list} $target"
1746 fi
1747 done
1748
1749 # Enumerate public trace backends for --help output
1750 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1751
1752 if test x"$show_help" = x"yes" ; then
1753 cat << EOF
1754
1755 Usage: configure [options]
1756 Options: [defaults in brackets after descriptions]
1757
1758 Standard options:
1759 --help print this message
1760 --prefix=PREFIX install in PREFIX [$prefix]
1761 --interp-prefix=PREFIX where to find shared libraries, etc.
1762 use %M for cpu name [$interp_prefix]
1763 --target-list=LIST set target list (default: build everything)
1764 $(echo Available targets: $default_target_list | \
1765 fold -s -w 53 | sed -e 's/^/ /')
1766 --target-list-exclude=LIST exclude a set of targets from the default target-list
1767
1768 Advanced options (experts only):
1769 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1770 --cc=CC use C compiler CC [$cc]
1771 --iasl=IASL use ACPI compiler IASL [$iasl]
1772 --host-cc=CC use C compiler CC [$host_cc] for code run at
1773 build time
1774 --cxx=CXX use C++ compiler CXX [$cxx]
1775 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1776 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1777 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1778 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1779 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1780 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1781 --make=MAKE use specified make [$make]
1782 --python=PYTHON use specified python [$python]
1783 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1784 --meson=MESON use specified meson [$meson]
1785 --ninja=NINJA use specified ninja [$ninja]
1786 --smbd=SMBD use specified smbd [$smbd]
1787 --with-git=GIT use specified git [$git]
1788 --static enable static build [$static]
1789 --mandir=PATH install man pages in PATH
1790 --datadir=PATH install firmware in PATH/$qemu_suffix
1791 --docdir=PATH install documentation in PATH/$qemu_suffix
1792 --bindir=PATH install binaries in PATH
1793 --libdir=PATH install libraries in PATH
1794 --libexecdir=PATH install helper binaries in PATH
1795 --sysconfdir=PATH install config in PATH/$qemu_suffix
1796 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1797 --firmwarepath=PATH search PATH for firmware files
1798 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1799 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1800 --with-pkgversion=VERS use specified string as sub-version of the package
1801 --enable-debug enable common debug build options
1802 --enable-sanitizers enable default sanitizers
1803 --enable-tsan enable thread sanitizer
1804 --disable-strip disable stripping binaries
1805 --disable-werror disable compilation abort on warning
1806 --disable-stack-protector disable compiler-provided stack protection
1807 --audio-drv-list=LIST set audio drivers list:
1808 Available drivers: $audio_possible_drivers
1809 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1810 --block-drv-rw-whitelist=L
1811 set block driver read-write whitelist
1812 (affects only QEMU, not qemu-img)
1813 --block-drv-ro-whitelist=L
1814 set block driver read-only whitelist
1815 (affects only QEMU, not qemu-img)
1816 --enable-trace-backends=B Set trace backend
1817 Available backends: $trace_backend_list
1818 --with-trace-file=NAME Full PATH,NAME of file to store traces
1819 Default:trace-<pid>
1820 --disable-slirp disable SLIRP userspace network connectivity
1821 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1822 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1823 --oss-lib path to OSS library
1824 --cpu=CPU Build for host CPU [$cpu]
1825 --with-coroutine=BACKEND coroutine backend. Supported options:
1826 ucontext, sigaltstack, windows
1827 --enable-gcov enable test coverage analysis with gcov
1828 --disable-blobs disable installing provided firmware blobs
1829 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1830 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1831 --tls-priority default TLS protocol/cipher priority string
1832 --enable-gprof QEMU profiling with gprof
1833 --enable-profiler profiler support
1834 --enable-debug-stack-usage
1835 track the maximum stack usage of stacks created by qemu_alloc_stack
1836 --enable-plugins
1837 enable plugins via shared library loading
1838 --disable-containers don't use containers for cross-building
1839 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1840
1841 Optional features, enabled with --enable-FEATURE and
1842 disabled with --disable-FEATURE, default is enabled if available:
1843
1844 system all system emulation targets
1845 user supported user emulation targets
1846 linux-user all linux usermode emulation targets
1847 bsd-user all BSD usermode emulation targets
1848 docs build documentation
1849 guest-agent build the QEMU Guest Agent
1850 guest-agent-msi build guest agent Windows MSI installation package
1851 pie Position Independent Executables
1852 modules modules support (non-Windows)
1853 module-upgrades try to load modules from alternate paths for upgrades
1854 debug-tcg TCG debugging (default is disabled)
1855 debug-info debugging information
1856 sparse sparse checker
1857 safe-stack SafeStack Stack Smash Protection. Depends on
1858 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1859
1860 gnutls GNUTLS cryptography support
1861 nettle nettle cryptography support
1862 gcrypt libgcrypt cryptography support
1863 auth-pam PAM access control
1864 sdl SDL UI
1865 sdl-image SDL Image support for icons
1866 gtk gtk UI
1867 vte vte support for the gtk UI
1868 curses curses UI
1869 iconv font glyph conversion support
1870 vnc VNC UI support
1871 vnc-sasl SASL encryption for VNC server
1872 vnc-jpeg JPEG lossy compression for VNC server
1873 vnc-png PNG compression for VNC server
1874 cocoa Cocoa UI (Mac OS X only)
1875 virtfs VirtFS
1876 mpath Multipath persistent reservation passthrough
1877 xen xen backend driver support
1878 xen-pci-passthrough PCI passthrough support for Xen
1879 brlapi BrlAPI (Braile)
1880 curl curl connectivity
1881 membarrier membarrier system call (for Linux 4.14+ or Windows)
1882 fdt fdt device tree
1883 kvm KVM acceleration support
1884 hax HAX acceleration support
1885 hvf Hypervisor.framework acceleration support
1886 whpx Windows Hypervisor Platform acceleration support
1887 rdma Enable RDMA-based migration
1888 pvrdma Enable PVRDMA support
1889 vde support for vde network
1890 netmap support for netmap network
1891 linux-aio Linux AIO support
1892 linux-io-uring Linux io_uring support
1893 cap-ng libcap-ng support
1894 attr attr and xattr support
1895 vhost-net vhost-net kernel acceleration support
1896 vhost-vsock virtio sockets device support
1897 vhost-scsi vhost-scsi kernel target support
1898 vhost-crypto vhost-user-crypto backend support
1899 vhost-kernel vhost kernel backend support
1900 vhost-user vhost-user backend support
1901 vhost-vdpa vhost-vdpa kernel backend support
1902 spice spice
1903 rbd rados block device (rbd)
1904 libiscsi iscsi support
1905 libnfs nfs support
1906 smartcard smartcard support (libcacard)
1907 u2f U2F support (u2f-emu)
1908 libusb libusb (for usb passthrough)
1909 live-block-migration Block migration in the main migration stream
1910 usb-redir usb network redirection support
1911 lzo support of lzo compression library
1912 snappy support of snappy compression library
1913 bzip2 support of bzip2 compression library
1914 (for reading bzip2-compressed dmg images)
1915 lzfse support of lzfse compression library
1916 (for reading lzfse-compressed dmg images)
1917 zstd support for zstd compression library
1918 (for migration compression and qcow2 cluster compression)
1919 seccomp seccomp support
1920 coroutine-pool coroutine freelist (better performance)
1921 glusterfs GlusterFS backend
1922 tpm TPM support
1923 libssh ssh block device support
1924 numa libnuma support
1925 libxml2 for Parallels image format
1926 tcmalloc tcmalloc support
1927 jemalloc jemalloc support
1928 avx2 AVX2 optimization support
1929 avx512f AVX512F optimization support
1930 replication replication support
1931 opengl opengl support
1932 virglrenderer virgl rendering support
1933 xfsctl xfsctl support
1934 qom-cast-debug cast debugging support
1935 tools build qemu-io, qemu-nbd and qemu-img tools
1936 bochs bochs image format support
1937 cloop cloop image format support
1938 dmg dmg image format support
1939 qcow1 qcow v1 image format support
1940 vdi vdi image format support
1941 vvfat vvfat image format support
1942 qed qed image format support
1943 parallels parallels image format support
1944 sheepdog sheepdog block driver support
1945 crypto-afalg Linux AF_ALG crypto backend driver
1946 capstone capstone disassembler support
1947 debug-mutex mutex debugging support
1948 libpmem libpmem support
1949 xkbcommon xkbcommon support
1950 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1951 libdaxctl libdaxctl support
1952
1953 NOTE: The object files are built at the place where configure is launched
1954 EOF
1955 exit 0
1956 fi
1957
1958 # Remove old dependency files to make sure that they get properly regenerated
1959 rm -f */config-devices.mak.d
1960
1961 if test -z "$python"
1962 then
1963 error_exit "Python not found. Use --python=/path/to/python"
1964 fi
1965
1966 # Note that if the Python conditional here evaluates True we will exit
1967 # with status 1 which is a shell 'false' value.
1968 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1969 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1970 "Use --python=/path/to/python to specify a supported Python."
1971 fi
1972
1973 # Preserve python version since some functionality is dependent on it
1974 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)
1975
1976 # Suppress writing compiled files
1977 python="$python -B"
1978
1979 if test -z "$meson"; then
1980 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.1; then
1981 meson=meson
1982 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
1983 meson=git
1984 elif test -e "${source_path}/meson/meson.py" ; then
1985 meson=internal
1986 else
1987 if test "$explicit_python" = yes; then
1988 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
1989 else
1990 error_exit "Meson not found. Use --meson=/path/to/meson"
1991 fi
1992 fi
1993 else
1994 # Meson uses its own Python interpreter to invoke other Python scripts,
1995 # but the user wants to use the one they specified with --python.
1996 #
1997 # We do not want to override the distro Python interpreter (and sometimes
1998 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
1999 # just require --meson=git|internal together with --python.
2000 if test "$explicit_python" = yes; then
2001 case "$meson" in
2002 git | internal) ;;
2003 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2004 esac
2005 fi
2006 fi
2007
2008 if test "$meson" = git; then
2009 git_submodules="${git_submodules} meson"
2010 fi
2011
2012 case "$meson" in
2013 git | internal)
2014 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2015 error_exit "Python setuptools not found"
2016 fi
2017 meson="$python ${source_path}/meson/meson.py"
2018 ;;
2019 *) meson=$(command -v meson) ;;
2020 esac
2021
2022 # Probe for ninja (used for compdb)
2023
2024 if test -z "$ninja"; then
2025 for c in ninja ninja-build samu; do
2026 if has $c; then
2027 ninja=$(command -v "$c")
2028 break
2029 fi
2030 done
2031 fi
2032
2033 # Check that the C compiler works. Doing this here before testing
2034 # the host CPU ensures that we had a valid CC to autodetect the
2035 # $cpu var (and we should bail right here if that's not the case).
2036 # It also allows the help message to be printed without a CC.
2037 write_c_skeleton;
2038 if compile_object ; then
2039 : C compiler works ok
2040 else
2041 error_exit "\"$cc\" either does not exist or does not work"
2042 fi
2043 if ! compile_prog ; then
2044 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2045 fi
2046
2047 # Now we have handled --enable-tcg-interpreter and know we're not just
2048 # printing the help message, bail out if the host CPU isn't supported.
2049 if test "$ARCH" = "unknown"; then
2050 if test "$tcg_interpreter" = "yes" ; then
2051 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2052 else
2053 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2054 fi
2055 fi
2056
2057 # Consult white-list to determine whether to enable werror
2058 # by default. Only enable by default for git builds
2059 if test -z "$werror" ; then
2060 if test -e "$source_path/.git" && \
2061 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2062 werror="yes"
2063 else
2064 werror="no"
2065 fi
2066 fi
2067
2068 if test "$bogus_os" = "yes"; then
2069 # Now that we know that we're not printing the help and that
2070 # the compiler works (so the results of the check_defines we used
2071 # to identify the OS are reliable), if we didn't recognize the
2072 # host OS we should stop now.
2073 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2074 fi
2075
2076 # Check whether the compiler matches our minimum requirements:
2077 cat > $TMPC << EOF
2078 #if defined(__clang_major__) && defined(__clang_minor__)
2079 # ifdef __apple_build_version__
2080 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2081 # error You need at least XCode Clang v5.1 to compile QEMU
2082 # endif
2083 # else
2084 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2085 # error You need at least Clang v3.4 to compile QEMU
2086 # endif
2087 # endif
2088 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2089 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2090 # error You need at least GCC v4.8 to compile QEMU
2091 # endif
2092 #else
2093 # error You either need GCC or Clang to compiler QEMU
2094 #endif
2095 int main (void) { return 0; }
2096 EOF
2097 if ! compile_prog "" "" ; then
2098 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2099 fi
2100
2101 # Accumulate -Wfoo and -Wno-bar separately.
2102 # We will list all of the enable flags first, and the disable flags second.
2103 # Note that we do not add -Werror, because that would enable it for all
2104 # configure tests. If a configure test failed due to -Werror this would
2105 # just silently disable some features, so it's too error prone.
2106
2107 warn_flags=
2108 add_to warn_flags -Wold-style-declaration
2109 add_to warn_flags -Wold-style-definition
2110 add_to warn_flags -Wtype-limits
2111 add_to warn_flags -Wformat-security
2112 add_to warn_flags -Wformat-y2k
2113 add_to warn_flags -Winit-self
2114 add_to warn_flags -Wignored-qualifiers
2115 add_to warn_flags -Wempty-body
2116 add_to warn_flags -Wnested-externs
2117 add_to warn_flags -Wendif-labels
2118 add_to warn_flags -Wexpansion-to-defined
2119
2120 nowarn_flags=
2121 add_to nowarn_flags -Wno-initializer-overrides
2122 add_to nowarn_flags -Wno-missing-include-dirs
2123 add_to nowarn_flags -Wno-shift-negative-value
2124 add_to nowarn_flags -Wno-string-plus-int
2125 add_to nowarn_flags -Wno-typedef-redefinition
2126 add_to nowarn_flags -Wno-tautological-type-limit-compare
2127 add_to nowarn_flags -Wno-psabi
2128
2129 gcc_flags="$warn_flags $nowarn_flags"
2130
2131 cc_has_warning_flag() {
2132 write_c_skeleton;
2133
2134 # Use the positive sense of the flag when testing for -Wno-wombat
2135 # support (gcc will happily accept the -Wno- form of unknown
2136 # warning options).
2137 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2138 compile_prog "-Werror $optflag" ""
2139 }
2140
2141 for flag in $gcc_flags; do
2142 if cc_has_warning_flag $flag ; then
2143 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2144 fi
2145 done
2146
2147 if test "$stack_protector" != "no"; then
2148 cat > $TMPC << EOF
2149 int main(int argc, char *argv[])
2150 {
2151 char arr[64], *p = arr, *c = argv[0];
2152 while (*c) {
2153 *p++ = *c++;
2154 }
2155 return 0;
2156 }
2157 EOF
2158 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2159 sp_on=0
2160 for flag in $gcc_flags; do
2161 # We need to check both a compile and a link, since some compiler
2162 # setups fail only on a .c->.o compile and some only at link time
2163 if compile_object "-Werror $flag" &&
2164 compile_prog "-Werror $flag" ""; then
2165 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2166 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2167 sp_on=1
2168 break
2169 fi
2170 done
2171 if test "$stack_protector" = yes; then
2172 if test $sp_on = 0; then
2173 error_exit "Stack protector not supported"
2174 fi
2175 fi
2176 fi
2177
2178 # Disable -Wmissing-braces on older compilers that warn even for
2179 # the "universal" C zero initializer {0}.
2180 cat > $TMPC << EOF
2181 struct {
2182 int a[2];
2183 } x = {0};
2184 EOF
2185 if compile_object "-Werror" "" ; then
2186 :
2187 else
2188 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2189 fi
2190
2191 # Our module code doesn't support Windows
2192 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2193 error_exit "Modules are not available for Windows"
2194 fi
2195
2196 # module_upgrades is only reasonable if modules are enabled
2197 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2198 error_exit "Can't enable module-upgrades as Modules are not enabled"
2199 fi
2200
2201 # Static linking is not possible with modules or PIE
2202 if test "$static" = "yes" ; then
2203 if test "$modules" = "yes" ; then
2204 error_exit "static and modules are mutually incompatible"
2205 fi
2206 fi
2207
2208 # Unconditional check for compiler __thread support
2209 cat > $TMPC << EOF
2210 static __thread int tls_var;
2211 int main(void) { return tls_var; }
2212 EOF
2213
2214 if ! compile_prog "-Werror" "" ; then
2215 error_exit "Your compiler does not support the __thread specifier for " \
2216 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2217 fi
2218
2219 cat > $TMPC << EOF
2220
2221 #ifdef __linux__
2222 # define THREAD __thread
2223 #else
2224 # define THREAD
2225 #endif
2226 static THREAD int tls_var;
2227 int main(void) { return tls_var; }
2228 EOF
2229
2230 # Check we support --no-pie first; we will need this for building ROMs.
2231 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2232 CFLAGS_NOPIE="-fno-pie"
2233 LDFLAGS_NOPIE="-no-pie"
2234 fi
2235
2236 if test "$static" = "yes"; then
2237 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2238 CFLAGS="-fPIE -DPIE $CFLAGS"
2239 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2240 pie="yes"
2241 elif test "$pie" = "yes"; then
2242 error_exit "-static-pie not available due to missing toolchain support"
2243 else
2244 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2245 pie="no"
2246 fi
2247 elif test "$pie" = "no"; then
2248 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2249 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2250 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2251 CFLAGS="-fPIE -DPIE $CFLAGS"
2252 LDFLAGS="-pie $LDFLAGS"
2253 pie="yes"
2254 elif test "$pie" = "yes"; then
2255 error_exit "PIE not available due to missing toolchain support"
2256 else
2257 echo "Disabling PIE due to missing toolchain support"
2258 pie="no"
2259 fi
2260
2261 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2262 # The combination is known as "full relro", because .got.plt is read-only too.
2263 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2264 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2265 fi
2266
2267 ##########################################
2268 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2269 # use i686 as default anyway, but for those that don't, an explicit
2270 # specification is necessary
2271
2272 if test "$cpu" = "i386"; then
2273 cat > $TMPC << EOF
2274 static int sfaa(int *ptr)
2275 {
2276 return __sync_fetch_and_and(ptr, 0);
2277 }
2278
2279 int main(void)
2280 {
2281 int val = 42;
2282 val = __sync_val_compare_and_swap(&val, 0, 1);
2283 sfaa(&val);
2284 return val;
2285 }
2286 EOF
2287 if ! compile_prog "" "" ; then
2288 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2289 fi
2290 fi
2291
2292 #########################################
2293 # Solaris specific configure tool chain decisions
2294
2295 if test "$solaris" = "yes" ; then
2296 if has ar; then
2297 :
2298 else
2299 if test -f /usr/ccs/bin/ar ; then
2300 error_exit "No path includes ar" \
2301 "Add /usr/ccs/bin to your path and rerun configure"
2302 fi
2303 error_exit "No path includes ar"
2304 fi
2305 fi
2306
2307 if test -z "${target_list+xxx}" ; then
2308 for target in $default_target_list; do
2309 supported_target $target 2>/dev/null && \
2310 target_list="$target_list $target"
2311 done
2312 target_list="${target_list# }"
2313 else
2314 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2315 for target in $target_list; do
2316 # Check that we recognised the target name; this allows a more
2317 # friendly error message than if we let it fall through.
2318 case " $default_target_list " in
2319 *" $target "*)
2320 ;;
2321 *)
2322 error_exit "Unknown target name '$target'"
2323 ;;
2324 esac
2325 supported_target $target || exit 1
2326 done
2327 fi
2328
2329 # see if system emulation was really requested
2330 case " $target_list " in
2331 *"-softmmu "*) softmmu=yes
2332 ;;
2333 *) softmmu=no
2334 ;;
2335 esac
2336
2337 for target in $target_list; do
2338 case "$target" in
2339 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2340 edk2_blobs="yes"
2341 ;;
2342 esac
2343 done
2344 # The EDK2 binaries are compressed with bzip2
2345 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2346 error_exit "The bzip2 program is required for building QEMU"
2347 fi
2348
2349 feature_not_found() {
2350 feature=$1
2351 remedy=$2
2352
2353 error_exit "User requested feature $feature" \
2354 "configure was not able to find it." \
2355 "$remedy"
2356 }
2357
2358 # ---
2359 # big/little endian test
2360 cat > $TMPC << EOF
2361 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2362 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2363 extern int foo(short *, short *);
2364 int main(int argc, char *argv[]) {
2365 return foo(big_endian, little_endian);
2366 }
2367 EOF
2368
2369 if compile_object ; then
2370 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2371 bigendian="yes"
2372 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2373 bigendian="no"
2374 else
2375 echo big/little test failed
2376 fi
2377 else
2378 echo big/little test failed
2379 fi
2380
2381 ##########################################
2382 # system tools
2383 if test -z "$want_tools"; then
2384 if test "$softmmu" = "no"; then
2385 want_tools=no
2386 else
2387 want_tools=yes
2388 fi
2389 fi
2390
2391 ##########################################
2392 # cocoa implies not SDL or GTK
2393 # (the cocoa UI code currently assumes it is always the active UI
2394 # and doesn't interact well with other UI frontend code)
2395 if test "$cocoa" = "yes"; then
2396 if test "$sdl" = "yes"; then
2397 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2398 fi
2399 if test "$gtk" = "yes"; then
2400 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2401 fi
2402 gtk=no
2403 sdl=disabled
2404 fi
2405
2406 # Some versions of Mac OS X incorrectly define SIZE_MAX
2407 cat > $TMPC << EOF
2408 #include <stdint.h>
2409 #include <stdio.h>
2410 int main(int argc, char *argv[]) {
2411 return printf("%zu", SIZE_MAX);
2412 }
2413 EOF
2414 have_broken_size_max=no
2415 if ! compile_object -Werror ; then
2416 have_broken_size_max=yes
2417 fi
2418
2419 ##########################################
2420 # L2TPV3 probe
2421
2422 cat > $TMPC <<EOF
2423 #include <sys/socket.h>
2424 #include <linux/ip.h>
2425 int main(void) { return sizeof(struct mmsghdr); }
2426 EOF
2427 if compile_prog "" "" ; then
2428 l2tpv3=yes
2429 else
2430 l2tpv3=no
2431 fi
2432
2433 if check_include "pty.h" ; then
2434 pty_h=yes
2435 else
2436 pty_h=no
2437 fi
2438
2439 cat > $TMPC <<EOF
2440 #include <sys/mman.h>
2441 int main(int argc, char *argv[]) {
2442 return mlockall(MCL_FUTURE);
2443 }
2444 EOF
2445 if compile_prog "" "" ; then
2446 have_mlockall=yes
2447 else
2448 have_mlockall=no
2449 fi
2450
2451 #########################################
2452 # vhost interdependencies and host support
2453
2454 # vhost backends
2455 test "$vhost_user" = "" && vhost_user=yes
2456 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2457 error_exit "vhost-user isn't available on win32"
2458 fi
2459 test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2460 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2461 error_exit "vhost-vdpa is only available on Linux"
2462 fi
2463 test "$vhost_kernel" = "" && vhost_kernel=$linux
2464 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2465 error_exit "vhost-kernel is only available on Linux"
2466 fi
2467
2468 # vhost-kernel devices
2469 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2470 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2471 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2472 fi
2473 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2474 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2475 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2476 fi
2477
2478 # vhost-user backends
2479 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2480 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2481 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2482 fi
2483 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2484 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2485 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2486 fi
2487 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2488 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2489 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2490 fi
2491 #vhost-vdpa backends
2492 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2493 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2494 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2495 fi
2496
2497 # OR the vhost-kernel, vhost-vdpa and vhost-user values for simplicity
2498 if test "$vhost_net" = ""; then
2499 test "$vhost_net_user" = "yes" && vhost_net=yes
2500 test "$vhost_net_vdpa" = "yes" && vhost_net=yes
2501 test "$vhost_kernel" = "yes" && vhost_net=yes
2502 fi
2503
2504 ##########################################
2505 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2506
2507 if test "$mingw32" = "yes"; then
2508 # Some versions of MinGW / Mingw-w64 lack localtime_r
2509 # and gmtime_r entirely.
2510 #
2511 # Some versions of Mingw-w64 define a macro for
2512 # localtime_r/gmtime_r.
2513 #
2514 # Some versions of Mingw-w64 will define functions
2515 # for localtime_r/gmtime_r, but only if you have
2516 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2517 # though, unistd.h and pthread.h both define
2518 # that for you.
2519 #
2520 # So this #undef localtime_r and #include <unistd.h>
2521 # are not in fact redundant.
2522 cat > $TMPC << EOF
2523 #include <unistd.h>
2524 #include <time.h>
2525 #undef localtime_r
2526 int main(void) { localtime_r(NULL, NULL); return 0; }
2527 EOF
2528 if compile_prog "" "" ; then
2529 localtime_r="yes"
2530 else
2531 localtime_r="no"
2532 fi
2533 fi
2534
2535 ##########################################
2536 # pkg-config probe
2537
2538 if ! has "$pkg_config_exe"; then
2539 error_exit "pkg-config binary '$pkg_config_exe' not found"
2540 fi
2541
2542 ##########################################
2543 # NPTL probe
2544
2545 if test "$linux_user" = "yes"; then
2546 cat > $TMPC <<EOF
2547 #include <sched.h>
2548 #include <linux/futex.h>
2549 int main(void) {
2550 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2551 #error bork
2552 #endif
2553 return 0;
2554 }
2555 EOF
2556 if ! compile_object ; then
2557 feature_not_found "nptl" "Install glibc and linux kernel headers."
2558 fi
2559 fi
2560
2561 ##########################################
2562 # lzo check
2563
2564 if test "$lzo" != "no" ; then
2565 cat > $TMPC << EOF
2566 #include <lzo/lzo1x.h>
2567 int main(void) { lzo_version(); return 0; }
2568 EOF
2569 if compile_prog "" "-llzo2" ; then
2570 lzo_libs="-llzo2"
2571 lzo="yes"
2572 else
2573 if test "$lzo" = "yes"; then
2574 feature_not_found "liblzo2" "Install liblzo2 devel"
2575 fi
2576 lzo="no"
2577 fi
2578 fi
2579
2580 ##########################################
2581 # snappy check
2582
2583 if test "$snappy" != "no" ; then
2584 cat > $TMPC << EOF
2585 #include <snappy-c.h>
2586 int main(void) { snappy_max_compressed_length(4096); return 0; }
2587 EOF
2588 if compile_prog "" "-lsnappy" ; then
2589 snappy_libs='-lsnappy'
2590 snappy="yes"
2591 else
2592 if test "$snappy" = "yes"; then
2593 feature_not_found "libsnappy" "Install libsnappy devel"
2594 fi
2595 snappy="no"
2596 fi
2597 fi
2598
2599 ##########################################
2600 # bzip2 check
2601
2602 if test "$bzip2" != "no" ; then
2603 cat > $TMPC << EOF
2604 #include <bzlib.h>
2605 int main(void) { BZ2_bzlibVersion(); return 0; }
2606 EOF
2607 if compile_prog "" "-lbz2" ; then
2608 bzip2="yes"
2609 else
2610 if test "$bzip2" = "yes"; then
2611 feature_not_found "libbzip2" "Install libbzip2 devel"
2612 fi
2613 bzip2="no"
2614 fi
2615 fi
2616
2617 ##########################################
2618 # lzfse check
2619
2620 if test "$lzfse" != "no" ; then
2621 cat > $TMPC << EOF
2622 #include <lzfse.h>
2623 int main(void) { lzfse_decode_scratch_size(); return 0; }
2624 EOF
2625 if compile_prog "" "-llzfse" ; then
2626 lzfse="yes"
2627 else
2628 if test "$lzfse" = "yes"; then
2629 feature_not_found "lzfse" "Install lzfse devel"
2630 fi
2631 lzfse="no"
2632 fi
2633 fi
2634
2635 ##########################################
2636 # zstd check
2637
2638 if test "$zstd" != "no" ; then
2639 libzstd_minver="1.4.0"
2640 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2641 zstd_cflags="$($pkg_config --cflags libzstd)"
2642 zstd_libs="$($pkg_config --libs libzstd)"
2643 zstd="yes"
2644 else
2645 if test "$zstd" = "yes" ; then
2646 feature_not_found "libzstd" "Install libzstd devel"
2647 fi
2648 zstd="no"
2649 fi
2650 fi
2651
2652 ##########################################
2653 # libseccomp check
2654
2655 if test "$seccomp" != "no" ; then
2656 libseccomp_minver="2.3.0"
2657 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2658 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2659 seccomp_libs="$($pkg_config --libs libseccomp)"
2660 seccomp="yes"
2661 else
2662 if test "$seccomp" = "yes" ; then
2663 feature_not_found "libseccomp" \
2664 "Install libseccomp devel >= $libseccomp_minver"
2665 fi
2666 seccomp="no"
2667 fi
2668 fi
2669 ##########################################
2670 # xen probe
2671
2672 if test "$xen" != "no" ; then
2673 # Check whether Xen library path is specified via --extra-ldflags to avoid
2674 # overriding this setting with pkg-config output. If not, try pkg-config
2675 # to obtain all needed flags.
2676
2677 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2678 $pkg_config --exists xencontrol ; then
2679 xen_ctrl_version="$(printf '%d%02d%02d' \
2680 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2681 xen=yes
2682 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2683 xen_pc="$xen_pc xenevtchn xendevicemodel"
2684 if $pkg_config --exists xentoolcore; then
2685 xen_pc="$xen_pc xentoolcore"
2686 fi
2687 xen_cflags="$($pkg_config --cflags $xen_pc)"
2688 xen_libs="$($pkg_config --libs $xen_pc)"
2689 else
2690
2691 xen_libs="-lxenstore -lxenctrl -lxenguest"
2692 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2693
2694 # First we test whether Xen headers and libraries are available.
2695 # If no, we are done and there is no Xen support.
2696 # If yes, more tests are run to detect the Xen version.
2697
2698 # Xen (any)
2699 cat > $TMPC <<EOF
2700 #include <xenctrl.h>
2701 int main(void) {
2702 return 0;
2703 }
2704 EOF
2705 if ! compile_prog "" "$xen_libs" ; then
2706 # Xen not found
2707 if test "$xen" = "yes" ; then
2708 feature_not_found "xen" "Install xen devel"
2709 fi
2710 xen=no
2711
2712 # Xen unstable
2713 elif
2714 cat > $TMPC <<EOF &&
2715 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2716 #define __XEN_TOOLS__
2717 #include <xendevicemodel.h>
2718 #include <xenforeignmemory.h>
2719 int main(void) {
2720 xendevicemodel_handle *xd;
2721 xenforeignmemory_handle *xfmem;
2722
2723 xd = xendevicemodel_open(0, 0);
2724 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2725
2726 xfmem = xenforeignmemory_open(0, 0);
2727 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2728
2729 return 0;
2730 }
2731 EOF
2732 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2733 then
2734 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2735 xen_ctrl_version=41100
2736 xen=yes
2737 elif
2738 cat > $TMPC <<EOF &&
2739 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2740 #include <xenforeignmemory.h>
2741 #include <xentoolcore.h>
2742 int main(void) {
2743 xenforeignmemory_handle *xfmem;
2744
2745 xfmem = xenforeignmemory_open(0, 0);
2746 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2747 xentoolcore_restrict_all(0);
2748
2749 return 0;
2750 }
2751 EOF
2752 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2753 then
2754 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2755 xen_ctrl_version=41000
2756 xen=yes
2757 elif
2758 cat > $TMPC <<EOF &&
2759 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2760 #define __XEN_TOOLS__
2761 #include <xendevicemodel.h>
2762 int main(void) {
2763 xendevicemodel_handle *xd;
2764
2765 xd = xendevicemodel_open(0, 0);
2766 xendevicemodel_close(xd);
2767
2768 return 0;
2769 }
2770 EOF
2771 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2772 then
2773 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2774 xen_ctrl_version=40900
2775 xen=yes
2776 elif
2777 cat > $TMPC <<EOF &&
2778 /*
2779 * If we have stable libs the we don't want the libxc compat
2780 * layers, regardless of what CFLAGS we may have been given.
2781 *
2782 * Also, check if xengnttab_grant_copy_segment_t is defined and
2783 * grant copy operation is implemented.
2784 */
2785 #undef XC_WANT_COMPAT_EVTCHN_API
2786 #undef XC_WANT_COMPAT_GNTTAB_API
2787 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2788 #include <xenctrl.h>
2789 #include <xenstore.h>
2790 #include <xenevtchn.h>
2791 #include <xengnttab.h>
2792 #include <xenforeignmemory.h>
2793 #include <stdint.h>
2794 #include <xen/hvm/hvm_info_table.h>
2795 #if !defined(HVM_MAX_VCPUS)
2796 # error HVM_MAX_VCPUS not defined
2797 #endif
2798 int main(void) {
2799 xc_interface *xc = NULL;
2800 xenforeignmemory_handle *xfmem;
2801 xenevtchn_handle *xe;
2802 xengnttab_handle *xg;
2803 xengnttab_grant_copy_segment_t* seg = NULL;
2804
2805 xs_daemon_open();
2806
2807 xc = xc_interface_open(0, 0, 0);
2808 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2809 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2810 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2811 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2812
2813 xfmem = xenforeignmemory_open(0, 0);
2814 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2815
2816 xe = xenevtchn_open(0, 0);
2817 xenevtchn_fd(xe);
2818
2819 xg = xengnttab_open(0, 0);
2820 xengnttab_grant_copy(xg, 0, seg);
2821
2822 return 0;
2823 }
2824 EOF
2825 compile_prog "" "$xen_libs $xen_stable_libs"
2826 then
2827 xen_ctrl_version=40800
2828 xen=yes
2829 elif
2830 cat > $TMPC <<EOF &&
2831 /*
2832 * If we have stable libs the we don't want the libxc compat
2833 * layers, regardless of what CFLAGS we may have been given.
2834 */
2835 #undef XC_WANT_COMPAT_EVTCHN_API
2836 #undef XC_WANT_COMPAT_GNTTAB_API
2837 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2838 #include <xenctrl.h>
2839 #include <xenstore.h>
2840 #include <xenevtchn.h>
2841 #include <xengnttab.h>
2842 #include <xenforeignmemory.h>
2843 #include <stdint.h>
2844 #include <xen/hvm/hvm_info_table.h>
2845 #if !defined(HVM_MAX_VCPUS)
2846 # error HVM_MAX_VCPUS not defined
2847 #endif
2848 int main(void) {
2849 xc_interface *xc = NULL;
2850 xenforeignmemory_handle *xfmem;
2851 xenevtchn_handle *xe;
2852 xengnttab_handle *xg;
2853
2854 xs_daemon_open();
2855
2856 xc = xc_interface_open(0, 0, 0);
2857 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2858 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2859 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2860 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2861
2862 xfmem = xenforeignmemory_open(0, 0);
2863 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2864
2865 xe = xenevtchn_open(0, 0);
2866 xenevtchn_fd(xe);
2867
2868 xg = xengnttab_open(0, 0);
2869 xengnttab_map_grant_ref(xg, 0, 0, 0);
2870
2871 return 0;
2872 }
2873 EOF
2874 compile_prog "" "$xen_libs $xen_stable_libs"
2875 then
2876 xen_ctrl_version=40701
2877 xen=yes
2878
2879 # Xen 4.6
2880 elif
2881 cat > $TMPC <<EOF &&
2882 #include <xenctrl.h>
2883 #include <xenstore.h>
2884 #include <stdint.h>
2885 #include <xen/hvm/hvm_info_table.h>
2886 #if !defined(HVM_MAX_VCPUS)
2887 # error HVM_MAX_VCPUS not defined
2888 #endif
2889 int main(void) {
2890 xc_interface *xc;
2891 xs_daemon_open();
2892 xc = xc_interface_open(0, 0, 0);
2893 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2894 xc_gnttab_open(NULL, 0);
2895 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2896 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2897 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2898 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2899 return 0;
2900 }
2901 EOF
2902 compile_prog "" "$xen_libs"
2903 then
2904 xen_ctrl_version=40600
2905 xen=yes
2906
2907 # Xen 4.5
2908 elif
2909 cat > $TMPC <<EOF &&
2910 #include <xenctrl.h>
2911 #include <xenstore.h>
2912 #include <stdint.h>
2913 #include <xen/hvm/hvm_info_table.h>
2914 #if !defined(HVM_MAX_VCPUS)
2915 # error HVM_MAX_VCPUS not defined
2916 #endif
2917 int main(void) {
2918 xc_interface *xc;
2919 xs_daemon_open();
2920 xc = xc_interface_open(0, 0, 0);
2921 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2922 xc_gnttab_open(NULL, 0);
2923 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2924 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2925 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2926 return 0;
2927 }
2928 EOF
2929 compile_prog "" "$xen_libs"
2930 then
2931 xen_ctrl_version=40500
2932 xen=yes
2933
2934 elif
2935 cat > $TMPC <<EOF &&
2936 #include <xenctrl.h>
2937 #include <xenstore.h>
2938 #include <stdint.h>
2939 #include <xen/hvm/hvm_info_table.h>
2940 #if !defined(HVM_MAX_VCPUS)
2941 # error HVM_MAX_VCPUS not defined
2942 #endif
2943 int main(void) {
2944 xc_interface *xc;
2945 xs_daemon_open();
2946 xc = xc_interface_open(0, 0, 0);
2947 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2948 xc_gnttab_open(NULL, 0);
2949 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2950 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2951 return 0;
2952 }
2953 EOF
2954 compile_prog "" "$xen_libs"
2955 then
2956 xen_ctrl_version=40200
2957 xen=yes
2958
2959 else
2960 if test "$xen" = "yes" ; then
2961 feature_not_found "xen (unsupported version)" \
2962 "Install a supported xen (xen 4.2 or newer)"
2963 fi
2964 xen=no
2965 fi
2966
2967 if test "$xen" = yes; then
2968 if test $xen_ctrl_version -ge 40701 ; then
2969 xen_libs="$xen_libs $xen_stable_libs "
2970 fi
2971 fi
2972 fi
2973 fi
2974
2975 if test "$xen_pci_passthrough" != "no"; then
2976 if test "$xen" = "yes" && test "$linux" = "yes"; then
2977 xen_pci_passthrough=yes
2978 else
2979 if test "$xen_pci_passthrough" = "yes"; then
2980 error_exit "User requested feature Xen PCI Passthrough" \
2981 " but this feature requires /sys from Linux"
2982 fi
2983 xen_pci_passthrough=no
2984 fi
2985 fi
2986
2987 ##########################################
2988 # Windows Hypervisor Platform accelerator (WHPX) check
2989 if test "$whpx" != "no" ; then
2990 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2991 whpx="yes"
2992 else
2993 if test "$whpx" = "yes"; then
2994 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2995 fi
2996 whpx="no"
2997 fi
2998 fi
2999
3000 ##########################################
3001 # gettext probe
3002 if test "$gettext" != "false" ; then
3003 if has xgettext; then
3004 gettext=true
3005 else
3006 if test "$gettext" = "true" ; then
3007 feature_not_found "gettext" "Install xgettext binary"
3008 fi
3009 gettext=false
3010 fi
3011 fi
3012
3013 ##########################################
3014 # Sparse probe
3015 if test "$sparse" != "no" ; then
3016 if has sparse; then
3017 sparse=yes
3018 else
3019 if test "$sparse" = "yes" ; then
3020 feature_not_found "sparse" "Install sparse binary"
3021 fi
3022 sparse=no
3023 fi
3024 fi
3025
3026 ##########################################
3027 # X11 probe
3028 if $pkg_config --exists "x11"; then
3029 have_x11=yes
3030 x11_cflags=$($pkg_config --cflags x11)
3031 x11_libs=$($pkg_config --libs x11)
3032 fi
3033
3034 ##########################################
3035 # GTK probe
3036
3037 if test "$gtk" != "no"; then
3038 gtkpackage="gtk+-3.0"
3039 gtkx11package="gtk+-x11-3.0"
3040 gtkversion="3.22.0"
3041 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3042 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3043 gtk_libs=$($pkg_config --libs $gtkpackage)
3044 gtk_version=$($pkg_config --modversion $gtkpackage)
3045 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3046 need_x11=yes
3047 gtk_cflags="$gtk_cflags $x11_cflags"
3048 gtk_libs="$gtk_libs $x11_libs"
3049 fi
3050 gtk="yes"
3051 elif test "$gtk" = "yes"; then
3052 feature_not_found "gtk" "Install gtk3-devel"
3053 else
3054 gtk="no"
3055 fi
3056 fi
3057
3058
3059 ##########################################
3060 # GNUTLS probe
3061
3062 if test "$gnutls" != "no"; then
3063 pass="no"
3064 if $pkg_config --exists "gnutls >= 3.1.18"; then
3065 gnutls_cflags=$($pkg_config --cflags gnutls)
3066 gnutls_libs=$($pkg_config --libs gnutls)
3067 # Packaging for the static libraries is not always correct.
3068 # At least ubuntu 18.04 ships only shared libraries.
3069 write_c_skeleton
3070 if compile_prog "" "$gnutls_libs" ; then
3071 pass="yes"
3072 fi
3073 fi
3074 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3075 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3076 else
3077 gnutls="$pass"
3078 fi
3079 fi
3080
3081
3082 # If user didn't give a --disable/enable-gcrypt flag,
3083 # then mark as disabled if user requested nettle
3084 # explicitly
3085 if test -z "$gcrypt"
3086 then
3087 if test "$nettle" = "yes"
3088 then
3089 gcrypt="no"
3090 fi
3091 fi
3092
3093 # If user didn't give a --disable/enable-nettle flag,
3094 # then mark as disabled if user requested gcrypt
3095 # explicitly
3096 if test -z "$nettle"
3097 then
3098 if test "$gcrypt" = "yes"
3099 then
3100 nettle="no"
3101 fi
3102 fi
3103
3104 has_libgcrypt() {
3105 if ! has "libgcrypt-config"
3106 then
3107 return 1
3108 fi
3109
3110 if test -n "$cross_prefix"
3111 then
3112 host=$(libgcrypt-config --host)
3113 if test "$host-" != $cross_prefix
3114 then
3115 return 1
3116 fi
3117 fi
3118
3119 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3120 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3121
3122 if test $maj != 1 || test $min -lt 5
3123 then
3124 return 1
3125 fi
3126
3127 return 0
3128 }
3129
3130
3131 if test "$nettle" != "no"; then
3132 pass="no"
3133 if $pkg_config --exists "nettle >= 2.7.1"; then
3134 nettle_cflags=$($pkg_config --cflags nettle)
3135 nettle_libs=$($pkg_config --libs nettle)
3136 nettle_version=$($pkg_config --modversion nettle)
3137 # Link test to make sure the given libraries work (e.g for static).
3138 write_c_skeleton
3139 if compile_prog "" "$nettle_libs" ; then
3140 if test -z "$gcrypt"; then
3141 gcrypt="no"
3142 fi
3143 pass="yes"
3144 fi
3145 fi
3146 if test "$pass" = "yes"
3147 then
3148 cat > $TMPC << EOF
3149 #include <nettle/xts.h>
3150 int main(void) {
3151 return 0;
3152 }
3153 EOF
3154 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3155 nettle_xts=yes
3156 qemu_private_xts=no
3157 fi
3158 fi
3159 if test "$pass" = "no" && test "$nettle" = "yes"; then
3160 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3161 else
3162 nettle="$pass"
3163 fi
3164 fi
3165
3166 if test "$gcrypt" != "no"; then
3167 pass="no"
3168 if has_libgcrypt; then
3169 gcrypt_cflags=$(libgcrypt-config --cflags)
3170 gcrypt_libs=$(libgcrypt-config --libs)
3171 # Debian has removed -lgpg-error from libgcrypt-config
3172 # as it "spreads unnecessary dependencies" which in
3173 # turn breaks static builds...
3174 if test "$static" = "yes"
3175 then
3176 gcrypt_libs="$gcrypt_libs -lgpg-error"
3177 fi
3178
3179 # Link test to make sure the given libraries work (e.g for static).
3180 write_c_skeleton
3181 if compile_prog "" "$gcrypt_libs" ; then
3182 pass="yes"
3183 fi
3184 fi
3185 if test "$pass" = "yes"; then
3186 gcrypt="yes"
3187 cat > $TMPC << EOF
3188 #include <gcrypt.h>
3189 int main(void) {
3190 gcry_mac_hd_t handle;
3191 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3192 GCRY_MAC_FLAG_SECURE, NULL);
3193 return 0;
3194 }
3195 EOF
3196 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3197 gcrypt_hmac=yes
3198 fi
3199 cat > $TMPC << EOF
3200 #include <gcrypt.h>
3201 int main(void) {
3202 gcry_cipher_hd_t handle;
3203 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3204 return 0;
3205 }
3206 EOF
3207 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3208 gcrypt_xts=yes
3209 qemu_private_xts=no
3210 fi
3211 elif test "$gcrypt" = "yes"; then
3212 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3213 else
3214 gcrypt="no"
3215 fi
3216 fi
3217
3218
3219 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3220 then
3221 error_exit "Only one of gcrypt & nettle can be enabled"
3222 fi
3223
3224 ##########################################
3225 # libtasn1 - only for the TLS creds/session test suite
3226
3227 tasn1=yes
3228 tasn1_cflags=""
3229 tasn1_libs=""
3230 if $pkg_config --exists "libtasn1"; then
3231 tasn1_cflags=$($pkg_config --cflags libtasn1)
3232 tasn1_libs=$($pkg_config --libs libtasn1)
3233 else
3234 tasn1=no
3235 fi
3236
3237
3238 ##########################################
3239 # PAM probe
3240
3241 if test "$auth_pam" != "no"; then
3242 cat > $TMPC <<EOF
3243 #include <security/pam_appl.h>
3244 #include <stdio.h>
3245 int main(void) {
3246 const char *service_name = "qemu";
3247 const char *user = "frank";
3248 const struct pam_conv pam_conv = { 0 };
3249 pam_handle_t *pamh = NULL;
3250 pam_start(service_name, user, &pam_conv, &pamh);
3251 return 0;
3252 }
3253 EOF
3254 if compile_prog "" "-lpam" ; then
3255 auth_pam=yes
3256 else
3257 if test "$auth_pam" = "yes"; then
3258 feature_not_found "PAM" "Install PAM development package"
3259 else
3260 auth_pam=no
3261 fi
3262 fi
3263 fi
3264
3265 ##########################################
3266 # getifaddrs (for tests/test-io-channel-socket )
3267
3268 have_ifaddrs_h=yes
3269 if ! check_include "ifaddrs.h" ; then
3270 have_ifaddrs_h=no
3271 fi
3272
3273 #########################################
3274 # libdrm check
3275 have_drm_h=no
3276 if check_include "libdrm/drm.h" ; then
3277 have_drm_h=yes
3278 fi
3279
3280 #########################################
3281 # sys/signal.h check
3282 have_sys_signal_h=no
3283 if check_include "sys/signal.h" ; then
3284 have_sys_signal_h=yes
3285 fi
3286
3287 ##########################################
3288 # VTE probe
3289
3290 if test "$vte" != "no"; then
3291 vteminversion="0.32.0"
3292 if $pkg_config --exists "vte-2.91"; then
3293 vtepackage="vte-2.91"
3294 else
3295 vtepackage="vte-2.90"
3296 fi
3297 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3298 vte_cflags=$($pkg_config --cflags $vtepackage)
3299 vte_libs=$($pkg_config --libs $vtepackage)
3300 vteversion=$($pkg_config --modversion $vtepackage)
3301 vte="yes"
3302 elif test "$vte" = "yes"; then
3303 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3304 else
3305 vte="no"
3306 fi
3307 fi
3308
3309 ##########################################
3310 # RDMA needs OpenFabrics libraries
3311 if test "$rdma" != "no" ; then
3312 cat > $TMPC <<EOF
3313 #include <rdma/rdma_cma.h>
3314 int main(void) { return 0; }
3315 EOF
3316 rdma_libs="-lrdmacm -libverbs -libumad"
3317 if compile_prog "" "$rdma_libs" ; then
3318 rdma="yes"
3319 else
3320 if test "$rdma" = "yes" ; then
3321 error_exit \
3322 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3323 " Your options:" \
3324 " (1) Fast: Install infiniband packages (devel) from your distro." \
3325 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3326 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3327 fi
3328 rdma="no"
3329 fi
3330 fi
3331
3332 ##########################################
3333 # PVRDMA detection
3334
3335 cat > $TMPC <<EOF &&
3336 #include <sys/mman.h>
3337
3338 int
3339 main(void)
3340 {
3341 char buf = 0;
3342 void *addr = &buf;
3343 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3344
3345 return 0;
3346 }
3347 EOF
3348
3349 if test "$rdma" = "yes" ; then
3350 case "$pvrdma" in
3351 "")
3352 if compile_prog "" ""; then
3353 pvrdma="yes"
3354 else
3355 pvrdma="no"
3356 fi
3357 ;;
3358 "yes")
3359 if ! compile_prog "" ""; then
3360 error_exit "PVRDMA is not supported since mremap is not implemented"
3361 fi
3362 pvrdma="yes"
3363 ;;
3364 "no")
3365 pvrdma="no"
3366 ;;
3367 esac
3368 else
3369 if test "$pvrdma" = "yes" ; then
3370 error_exit "PVRDMA requires rdma suppport"
3371 fi
3372 pvrdma="no"
3373 fi
3374
3375 # Let's see if enhanced reg_mr is supported
3376 if test "$pvrdma" = "yes" ; then
3377
3378 cat > $TMPC <<EOF &&
3379 #include <infiniband/verbs.h>
3380
3381 int
3382 main(void)
3383 {
3384 struct ibv_mr *mr;
3385 struct ibv_pd *pd = NULL;
3386 size_t length = 10;
3387 uint64_t iova = 0;
3388 int access = 0;
3389 void *addr = NULL;
3390
3391 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3392
3393 ibv_dereg_mr(mr);
3394
3395 return 0;
3396 }
3397 EOF
3398 if ! compile_prog "" "-libverbs"; then
3399 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3400 fi
3401 fi
3402
3403 ##########################################
3404 # xfsctl() probe, used for file-posix.c
3405 if test "$xfs" != "no" ; then
3406 cat > $TMPC << EOF
3407 #include <stddef.h> /* NULL */
3408 #include <xfs/xfs.h>
3409 int main(void)
3410 {
3411 xfsctl(NULL, 0, 0, NULL);
3412 return 0;
3413 }
3414 EOF
3415 if compile_prog "" "" ; then
3416 xfs="yes"
3417 else
3418 if test "$xfs" = "yes" ; then
3419 feature_not_found "xfs" "Install xfsprogs/xfslibs devel"
3420 fi
3421 xfs=no
3422 fi
3423 fi
3424
3425 ##########################################
3426 # vde libraries probe
3427 if test "$vde" != "no" ; then
3428 vde_libs="-lvdeplug"
3429 cat > $TMPC << EOF
3430 #include <libvdeplug.h>
3431 int main(void)
3432 {
3433 struct vde_open_args a = {0, 0, 0};
3434 char s[] = "";
3435 vde_open(s, s, &a);
3436 return 0;
3437 }
3438 EOF
3439 if compile_prog "" "$vde_libs" ; then
3440 vde=yes
3441 else
3442 if test "$vde" = "yes" ; then
3443 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3444 fi
3445 vde=no
3446 fi
3447 fi
3448
3449 ##########################################
3450 # netmap support probe
3451 # Apart from looking for netmap headers, we make sure that the host API version
3452 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3453 # a minor/major version number. Minor new features will be marked with values up
3454 # to 15, and if something happens that requires a change to the backend we will
3455 # move above 15, submit the backend fixes and modify this two bounds.
3456 if test "$netmap" != "no" ; then
3457 cat > $TMPC << EOF
3458 #include <inttypes.h>
3459 #include <net/if.h>
3460 #include <net/netmap.h>
3461 #include <net/netmap_user.h>
3462 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3463 #error
3464 #endif
3465 int main(void) { return 0; }
3466 EOF
3467 if compile_prog "" "" ; then
3468 netmap=yes
3469 else
3470 if test "$netmap" = "yes" ; then
3471 feature_not_found "netmap"
3472 fi
3473 netmap=no
3474 fi
3475 fi
3476
3477 ##########################################
3478 # libcap-ng library probe
3479 if test "$cap_ng" != "no" ; then
3480 cap_libs="-lcap-ng"
3481 cat > $TMPC << EOF
3482 #include <cap-ng.h>
3483 int main(void)
3484 {
3485 capng_capability_to_name(CAPNG_EFFECTIVE);
3486 return 0;
3487 }
3488 EOF
3489 if compile_prog "" "$cap_libs" ; then
3490 cap_ng=yes
3491 else
3492 if test "$cap_ng" = "yes" ; then
3493 feature_not_found "cap_ng" "Install libcap-ng devel"
3494 fi
3495 cap_ng=no
3496 fi
3497 fi
3498
3499 ##########################################
3500 # Sound support libraries probe
3501
3502 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3503 for drv in $audio_drv_list; do
3504 case $drv in
3505 alsa | try-alsa)
3506 if $pkg_config alsa --exists; then
3507 alsa_libs=$($pkg_config alsa --libs)
3508 alsa_cflags=$($pkg_config alsa --cflags)
3509 alsa=yes
3510 if test "$drv" = "try-alsa"; then
3511 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3512 fi
3513 else
3514 if test "$drv" = "try-alsa"; then
3515 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3516 else
3517 error_exit "$drv check failed" \
3518 "Make sure to have the $drv libs and headers installed."
3519 fi
3520 fi
3521 ;;
3522
3523 pa | try-pa)
3524 if $pkg_config libpulse --exists; then
3525 libpulse=yes
3526 pulse_libs=$($pkg_config libpulse --libs)
3527 pulse_cflags=$($pkg_config libpulse --cflags)
3528 if test "$drv" = "try-pa"; then
3529 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3530 fi
3531 else
3532 if test "$drv" = "try-pa"; then
3533 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3534 else
3535 error_exit "$drv check failed" \
3536 "Make sure to have the $drv libs and headers installed."
3537 fi
3538 fi
3539 ;;
3540
3541 sdl)
3542 if test "$sdl" = "no"; then
3543 error_exit "sdl not found or disabled, can not use sdl audio driver"
3544 fi
3545 ;;
3546
3547 try-sdl)
3548 if test "$sdl" = "no"; then
3549 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3550 else
3551 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3552 fi
3553 ;;
3554
3555 coreaudio)
3556 coreaudio_libs="-framework CoreAudio"
3557 ;;
3558
3559 dsound)
3560 dsound_libs="-lole32 -ldxguid"
3561 audio_win_int="yes"
3562 ;;
3563
3564 oss)
3565 oss_libs="$oss_lib"
3566 ;;
3567
3568 jack | try-jack)
3569 if $pkg_config jack --exists; then
3570 libjack=yes
3571 jack_libs=$($pkg_config jack --libs)
3572 if test "$drv" = "try-jack"; then
3573 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3574 fi
3575 else
3576 if test "$drv" = "try-jack"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3578 else
3579 error_exit "$drv check failed" \
3580 "Make sure to have the $drv libs and headers installed."
3581 fi
3582 fi
3583 ;;
3584
3585 *)
3586 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3587 error_exit "Unknown driver '$drv' selected" \
3588 "Possible drivers are: $audio_possible_drivers"
3589 }
3590 ;;
3591 esac
3592 done
3593
3594 ##########################################
3595 # BrlAPI probe
3596
3597 if test "$brlapi" != "no" ; then
3598 brlapi_libs="-lbrlapi"
3599 cat > $TMPC << EOF
3600 #include <brlapi.h>
3601 #include <stddef.h>
3602 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3603 EOF
3604 if compile_prog "" "$brlapi_libs" ; then
3605 brlapi=yes
3606 else
3607 if test "$brlapi" = "yes" ; then
3608 feature_not_found "brlapi" "Install brlapi devel"
3609 fi
3610 brlapi=no
3611 fi
3612 fi
3613
3614 ##########################################
3615 # iconv probe
3616 if test "$iconv" != "no" ; then
3617 cat > $TMPC << EOF
3618 #include <iconv.h>
3619 int main(void) {
3620 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3621 return conv != (iconv_t) -1;
3622 }
3623 EOF
3624 iconv_prefix_list="/usr/local:/usr"
3625 iconv_lib_list=":-liconv"
3626 IFS=:
3627 for iconv_prefix in $iconv_prefix_list; do
3628 IFS=:
3629 iconv_cflags="-I$iconv_prefix/include"
3630 iconv_ldflags="-L$iconv_prefix/lib"
3631 for iconv_link in $iconv_lib_list; do
3632 unset IFS
3633 iconv_lib="$iconv_ldflags $iconv_link"
3634 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3635 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3636 iconv_found=yes
3637 break
3638 fi
3639 done
3640 if test "$iconv_found" = yes ; then
3641 break
3642 fi
3643 done
3644 if test "$iconv_found" = "yes" ; then
3645 iconv=yes
3646 else
3647 if test "$iconv" = "yes" ; then
3648 feature_not_found "iconv" "Install iconv devel"
3649 fi
3650 iconv=no
3651 fi
3652 fi
3653
3654 ##########################################
3655 # curses probe
3656 if test "$iconv" = "no" ; then
3657 # curses will need iconv
3658 curses=no
3659 fi
3660 if test "$curses" != "no" ; then
3661 if test "$mingw32" = "yes" ; then
3662 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3663 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3664 else
3665 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3666 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3667 fi
3668 curses_found=no
3669 cat > $TMPC << EOF
3670 #include <locale.h>
3671 #include <curses.h>
3672 #include <wchar.h>
3673 #include <langinfo.h>
3674 int main(void) {
3675 const char *codeset;
3676 wchar_t wch = L'w';
3677 setlocale(LC_ALL, "");
3678 resize_term(0, 0);
3679 addwstr(L"wide chars\n");
3680 addnwstr(&wch, 1);
3681 add_wch(WACS_DEGREE);
3682 codeset = nl_langinfo(CODESET);
3683 return codeset != 0;
3684 }
3685 EOF
3686 IFS=:
3687 for curses_inc in $curses_inc_list; do
3688 # Make sure we get the wide character prototypes
3689 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3690 IFS=:
3691 for curses_lib in $curses_lib_list; do
3692 unset IFS
3693 if compile_prog "$curses_inc" "$curses_lib" ; then
3694 curses_found=yes
3695 break
3696 fi
3697 done
3698 if test "$curses_found" = yes ; then
3699 break
3700 fi
3701 done
3702 unset IFS
3703 if test "$curses_found" = "yes" ; then
3704 curses=yes
3705 else
3706 if test "$curses" = "yes" ; then
3707 feature_not_found "curses" "Install ncurses devel"
3708 fi
3709 curses=no
3710 fi
3711 fi
3712
3713 ##########################################
3714 # curl probe
3715 if test "$curl" != "no" ; then
3716 if $pkg_config libcurl --exists; then
3717 curlconfig="$pkg_config libcurl"
3718 else
3719 curlconfig=curl-config
3720 fi
3721 cat > $TMPC << EOF
3722 #include <curl/curl.h>
3723 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3724 EOF
3725 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3726 curl_libs=$($curlconfig --libs 2>/dev/null)
3727 if compile_prog "$curl_cflags" "$curl_libs" ; then
3728 curl=yes
3729 else
3730 if test "$curl" = "yes" ; then
3731 feature_not_found "curl" "Install libcurl devel"
3732 fi
3733 curl=no
3734 fi
3735 fi # test "$curl"
3736
3737 ##########################################
3738 # glib support probe
3739
3740 glib_req_ver=2.48
3741 glib_modules=gthread-2.0
3742 if test "$modules" = yes; then
3743 glib_modules="$glib_modules gmodule-export-2.0"
3744 fi
3745 if test "$plugins" = yes; then
3746 glib_modules="$glib_modules gmodule-2.0"
3747 fi
3748
3749 for i in $glib_modules; do
3750 if $pkg_config --atleast-version=$glib_req_ver $i; then
3751 glib_cflags=$($pkg_config --cflags $i)
3752 glib_libs=$($pkg_config --libs $i)
3753 else
3754 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3755 fi
3756 done
3757
3758 # This workaround is required due to a bug in pkg-config file for glib as it
3759 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3760
3761 if test "$static" = yes && test "$mingw32" = yes; then
3762 glib_cflags="-DGLIB_STATIC_COMPILATION $glib_cflags"
3763 fi
3764
3765 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3766 gio=yes
3767 gio_cflags=$($pkg_config --cflags gio-2.0)
3768 gio_libs=$($pkg_config --libs gio-2.0)
3769 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3770 if [ ! -x "$gdbus_codegen" ]; then
3771 gdbus_codegen=
3772 fi
3773 else
3774 gio=no
3775 fi
3776
3777 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3778 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3779 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3780 fi
3781
3782 # Sanity check that the current size_t matches the
3783 # size that glib thinks it should be. This catches
3784 # problems on multi-arch where people try to build
3785 # 32-bit QEMU while pointing at 64-bit glib headers
3786 cat > $TMPC <<EOF
3787 #include <glib.h>
3788 #include <unistd.h>
3789
3790 #define QEMU_BUILD_BUG_ON(x) \
3791 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3792
3793 int main(void) {
3794 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3795 return 0;
3796 }
3797 EOF
3798
3799 if ! compile_prog "$glib_cflags" "$glib_libs" ; then
3800 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3801 "You probably need to set PKG_CONFIG_LIBDIR"\
3802 "to point to the right pkg-config files for your"\
3803 "build target"
3804 fi
3805
3806 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3807 cat > $TMPC << EOF
3808 #include <glib.h>
3809 int main(void) { return 0; }
3810 EOF
3811 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3812 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3813 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3814 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3815 fi
3816 fi
3817
3818 # Silence clang warnings triggered by glib < 2.57.2
3819 cat > $TMPC << EOF
3820 #include <glib.h>
3821 typedef struct Foo {
3822 int i;
3823 } Foo;
3824 static void foo_free(Foo *f)
3825 {
3826 g_free(f);
3827 }
3828 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3829 int main(void) { return 0; }
3830 EOF
3831 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3832 if cc_has_warning_flag "-Wno-unused-function"; then
3833 glib_cflags="$glib_cflags -Wno-unused-function"
3834 CFLAGS="$CFLAGS -Wno-unused-function"
3835 fi
3836 fi
3837
3838 ##########################################
3839 # SHA command probe for modules
3840 if test "$modules" = yes; then
3841 shacmd_probe="sha1sum sha1 shasum"
3842 for c in $shacmd_probe; do
3843 if has $c; then
3844 shacmd="$c"
3845 break
3846 fi
3847 done
3848 if test "$shacmd" = ""; then
3849 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3850 fi
3851 fi
3852
3853 ##########################################
3854 # libmpathpersist probe
3855
3856 if test "$mpath" != "no" ; then
3857 # probe for the new API
3858 cat > $TMPC <<EOF
3859 #include <libudev.h>
3860 #include <mpath_persist.h>
3861 unsigned mpath_mx_alloc_len = 1024;
3862 int logsink;
3863 static struct config *multipath_conf;
3864 extern struct udev *udev;
3865 extern struct config *get_multipath_config(void);
3866 extern void put_multipath_config(struct config *conf);
3867 struct udev *udev;
3868 struct config *get_multipath_config(void) { return multipath_conf; }
3869 void put_multipath_config(struct config *conf) { }
3870
3871 int main(void) {
3872 udev = udev_new();
3873 multipath_conf = mpath_lib_init();
3874 return 0;
3875 }
3876 EOF
3877 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3878 mpathpersist=yes
3879 mpathpersist_new_api=yes
3880 else
3881 # probe for the old API
3882 cat > $TMPC <<EOF
3883 #include <libudev.h>
3884 #include <mpath_persist.h>
3885 unsigned mpath_mx_alloc_len = 1024;
3886 int logsink;
3887 int main(void) {
3888 struct udev *udev = udev_new();
3889 mpath_lib_init(udev);
3890 return 0;
3891 }
3892 EOF
3893 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3894 mpathpersist=yes
3895 mpathpersist_new_api=no
3896 else
3897 mpathpersist=no
3898 fi
3899 fi
3900 else
3901 mpathpersist=no
3902 fi
3903
3904 ##########################################
3905 # pthread probe
3906 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3907
3908 pthread=no
3909 cat > $TMPC << EOF
3910 #include <pthread.h>
3911 static void *f(void *p) { return NULL; }
3912 int main(void) {
3913 pthread_t thread;
3914 pthread_create(&thread, 0, f, 0);
3915 return 0;
3916 }
3917 EOF
3918 if compile_prog "" "" ; then
3919 pthread=yes
3920 else
3921 for pthread_lib in $PTHREADLIBS_LIST; do
3922 if compile_prog "" "$pthread_lib" ; then
3923 pthread=yes
3924 found=no
3925 for lib_entry in $LIBS; do
3926 if test "$lib_entry" = "$pthread_lib"; then
3927 found=yes
3928 break
3929 fi
3930 done
3931 if test "$found" = "no"; then
3932 LIBS="$pthread_lib $LIBS"
3933 fi
3934 PTHREAD_LIB="$pthread_lib"
3935 break
3936 fi
3937 done
3938 fi
3939
3940 if test "$mingw32" != yes && test "$pthread" = no; then
3941 error_exit "pthread check failed" \
3942 "Make sure to have the pthread libs and headers installed."
3943 fi
3944
3945 # check for pthread_setname_np with thread id
3946 pthread_setname_np_w_tid=no
3947 cat > $TMPC << EOF
3948 #include <pthread.h>
3949
3950 static void *f(void *p) { return NULL; }
3951 int main(void)
3952 {
3953 pthread_t thread;
3954 pthread_create(&thread, 0, f, 0);
3955 pthread_setname_np(thread, "QEMU");
3956 return 0;
3957 }
3958 EOF
3959 if compile_prog "" "$pthread_lib" ; then
3960 pthread_setname_np_w_tid=yes
3961 fi
3962
3963 # check for pthread_setname_np without thread id
3964 pthread_setname_np_wo_tid=no
3965 cat > $TMPC << EOF
3966 #include <pthread.h>
3967
3968 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
3969 int main(void)
3970 {
3971 pthread_t thread;
3972 pthread_create(&thread, 0, f, 0);
3973 return 0;
3974 }
3975 EOF
3976 if compile_prog "" "$pthread_lib" ; then
3977 pthread_setname_np_wo_tid=yes
3978 fi
3979
3980 ##########################################
3981 # rbd probe
3982 if test "$rbd" != "no" ; then
3983 cat > $TMPC <<EOF
3984 #include <stdio.h>
3985 #include <rbd/librbd.h>
3986 int main(void) {
3987 rados_t cluster;
3988 rados_create(&cluster, NULL);
3989 return 0;
3990 }
3991 EOF
3992 rbd_libs="-lrbd -lrados"
3993 if compile_prog "" "$rbd_libs" ; then
3994 rbd=yes
3995 else
3996 if test "$rbd" = "yes" ; then
3997 feature_not_found "rados block device" "Install librbd/ceph devel"
3998 fi
3999 rbd=no
4000 fi
4001 fi
4002
4003 ##########################################
4004 # libssh probe
4005 if test "$libssh" != "no" ; then
4006 if $pkg_config --exists libssh; then
4007 libssh_cflags=$($pkg_config libssh --cflags)
4008 libssh_libs=$($pkg_config libssh --libs)
4009 libssh=yes
4010 else
4011 if test "$libssh" = "yes" ; then
4012 error_exit "libssh required for --enable-libssh"
4013 fi
4014 libssh=no
4015 fi
4016 fi
4017
4018 ##########################################
4019 # Check for libssh 0.8
4020 # This is done like this instead of using the LIBSSH_VERSION_* and
4021 # SSH_VERSION_* macros because some distributions in the past shipped
4022 # snapshots of the future 0.8 from Git, and those snapshots did not
4023 # have updated version numbers (still referring to 0.7.0).
4024
4025 if test "$libssh" = "yes"; then
4026 cat > $TMPC <<EOF
4027 #include <libssh/libssh.h>
4028 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4029 EOF
4030 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4031 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4032 fi
4033 fi
4034
4035 ##########################################
4036 # linux-aio probe
4037
4038 if test "$linux_aio" != "no" ; then
4039 cat > $TMPC <<EOF
4040 #include <libaio.h>
4041 #include <sys/eventfd.h>
4042 #include <stddef.h>
4043 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4044 EOF
4045 if compile_prog "" "-laio" ; then
4046 linux_aio=yes
4047 else
4048 if test "$linux_aio" = "yes" ; then
4049 feature_not_found "linux AIO" "Install libaio devel"
4050 fi
4051 linux_aio=no
4052 fi
4053 fi
4054 ##########################################
4055 # linux-io-uring probe
4056
4057 if test "$linux_io_uring" != "no" ; then
4058 if $pkg_config liburing; then
4059 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4060 linux_io_uring_libs=$($pkg_config --libs liburing)
4061 linux_io_uring=yes
4062 else
4063 if test "$linux_io_uring" = "yes" ; then
4064 feature_not_found "linux io_uring" "Install liburing devel"
4065 fi
4066 linux_io_uring=no
4067 fi
4068 fi
4069
4070 ##########################################
4071 # TPM emulation is only on POSIX
4072
4073 if test "$tpm" = ""; then
4074 if test "$mingw32" = "yes"; then
4075 tpm=no
4076 else
4077 tpm=yes
4078 fi
4079 elif test "$tpm" = "yes"; then
4080 if test "$mingw32" = "yes" ; then
4081 error_exit "TPM emulation only available on POSIX systems"
4082 fi
4083 fi
4084
4085 ##########################################
4086 # attr probe
4087
4088 libattr_libs=
4089 if test "$attr" != "no" ; then
4090 cat > $TMPC <<EOF
4091 #include <stdio.h>
4092 #include <sys/types.h>
4093 #ifdef CONFIG_LIBATTR
4094 #include <attr/xattr.h>
4095 #else
4096 #include <sys/xattr.h>
4097 #endif
4098 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4099 EOF
4100 if compile_prog "" "" ; then
4101 attr=yes
4102 # Older distros have <attr/xattr.h>, and need -lattr:
4103 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4104 attr=yes
4105 libattr_libs="-lattr"
4106 libattr=yes
4107 else
4108 if test "$attr" = "yes" ; then
4109 feature_not_found "ATTR" "Install libc6 or libattr devel"
4110 fi
4111 attr=no
4112 fi
4113 fi
4114
4115 ##########################################
4116 # iovec probe
4117 cat > $TMPC <<EOF
4118 #include <sys/types.h>
4119 #include <sys/uio.h>
4120 #include <unistd.h>
4121 int main(void) { return sizeof(struct iovec); }
4122 EOF
4123 iovec=no
4124 if compile_prog "" "" ; then
4125 iovec=yes
4126 fi
4127
4128 ##########################################
4129 # preadv probe
4130 cat > $TMPC <<EOF
4131 #include <sys/types.h>
4132 #include <sys/uio.h>
4133 #include <unistd.h>
4134 int main(void) { return preadv(0, 0, 0, 0); }
4135 EOF
4136 preadv=no
4137 if compile_prog "" "" ; then
4138 preadv=yes
4139 fi
4140
4141 ##########################################
4142 # fdt probe
4143 # fdt support is mandatory for at least some target architectures,
4144 # so insist on it if we're building those system emulators.
4145 fdt_required=no
4146 for target in $target_list; do
4147 case $target in
4148 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4149 fdt_required=yes
4150 ;;
4151 esac
4152 done
4153
4154 if test "$fdt_required" = "yes"; then
4155 if test "$fdt" = "no"; then
4156 error_exit "fdt disabled but some requested targets require it." \
4157 "You can turn off fdt only if you also disable all the system emulation" \
4158 "targets which need it (by specifying a cut down --target-list)."
4159 fi
4160 fdt=yes
4161 elif test "$fdt" != "yes" ; then
4162 fdt=no
4163 fi
4164
4165 # fdt is only required when building softmmu targets
4166 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4167 fdt="no"
4168 fi
4169
4170 if test "$fdt" != "no" ; then
4171 fdt_libs="-lfdt"
4172 # explicitly check for libfdt_env.h as it is missing in some stable installs
4173 # and test for required functions to make sure we are on a version >= 1.4.2
4174 cat > $TMPC << EOF
4175 #include <libfdt.h>
4176 #include <libfdt_env.h>
4177 int main(void) { fdt_check_full(NULL, 0); return 0; }
4178 EOF
4179 if compile_prog "" "$fdt_libs" ; then
4180 # system DTC is good - use it
4181 fdt=system
4182 else
4183 # have GIT checkout, so activate dtc submodule
4184 if test -e "${source_path}/.git" ; then
4185 git_submodules="${git_submodules} dtc"
4186 fi
4187 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4188 fdt=git
4189 mkdir -p dtc
4190 fdt_cflags="-I${source_path}/dtc/libfdt"
4191 fdt_ldflags="-Ldtc/libfdt"
4192 fdt_libs="$fdt_libs"
4193 elif test "$fdt" = "yes" ; then
4194 # Not a git build & no libfdt found, prompt for system install
4195 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4196 "Please install the DTC (libfdt) devel package"
4197 else
4198 # don't have and don't want
4199 fdt_libs=
4200 fdt=no
4201 fi
4202 fi
4203 fi
4204
4205 ##########################################
4206 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4207
4208 gbm="no"
4209 if $pkg_config gbm; then
4210 gbm_cflags="$($pkg_config --cflags gbm)"
4211 gbm_libs="$($pkg_config --libs gbm)"
4212 gbm="yes"
4213 fi
4214
4215 if test "$opengl" != "no" ; then
4216 opengl_pkgs="epoxy gbm"
4217 if $pkg_config $opengl_pkgs; then
4218 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4219 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4220 opengl=yes
4221 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4222 gtk_gl="yes"
4223 fi
4224 else
4225 if test "$opengl" = "yes" ; then
4226 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4227 fi
4228 opengl_cflags=""
4229 opengl_libs=""
4230 opengl=no
4231 fi
4232 fi
4233
4234 if test "$opengl" = "yes"; then
4235 cat > $TMPC << EOF
4236 #include <epoxy/egl.h>
4237 #ifndef EGL_MESA_image_dma_buf_export
4238 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4239 #endif
4240 int main(void) { return 0; }
4241 EOF
4242 if compile_prog "" "" ; then
4243 opengl_dmabuf=yes
4244 fi
4245 fi
4246
4247 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4248 for target in $target_list; do
4249 case $target in
4250 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4251 need_x11=yes
4252 ;;
4253 esac
4254 done
4255 fi
4256
4257 ##########################################
4258 # libxml2 probe
4259 if test "$libxml2" != "no" ; then
4260 if $pkg_config --exists libxml-2.0; then
4261 libxml2="yes"
4262 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4263 libxml2_libs=$($pkg_config --libs libxml-2.0)
4264 else
4265 if test "$libxml2" = "yes"; then
4266 feature_not_found "libxml2" "Install libxml2 devel"
4267 fi
4268 libxml2="no"
4269 fi
4270 fi
4271
4272 ##########################################
4273 # glusterfs probe
4274 if test "$glusterfs" != "no" ; then
4275 if $pkg_config --atleast-version=3 glusterfs-api; then
4276 glusterfs="yes"
4277 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4278 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4279 if $pkg_config --atleast-version=4 glusterfs-api; then
4280 glusterfs_xlator_opt="yes"
4281 fi
4282 if $pkg_config --atleast-version=5 glusterfs-api; then
4283 glusterfs_discard="yes"
4284 fi
4285 if $pkg_config --atleast-version=6 glusterfs-api; then
4286 glusterfs_fallocate="yes"
4287 glusterfs_zerofill="yes"
4288 fi
4289 cat > $TMPC << EOF
4290 #include <glusterfs/api/glfs.h>
4291
4292 int
4293 main(void)
4294 {
4295 /* new glfs_ftruncate() passes two additional args */
4296 return glfs_ftruncate(NULL, 0, NULL, NULL);
4297 }
4298 EOF
4299 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4300 glusterfs_ftruncate_has_stat="yes"
4301 fi
4302 cat > $TMPC << EOF
4303 #include <glusterfs/api/glfs.h>
4304
4305 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4306 static void
4307 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4308 {}
4309
4310 int
4311 main(void)
4312 {
4313 glfs_io_cbk iocb = &glusterfs_iocb;
4314 iocb(NULL, 0 , NULL, NULL, NULL);
4315 return 0;
4316 }
4317 EOF
4318 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4319 glusterfs_iocb_has_stat="yes"
4320 fi
4321 else
4322 if test "$glusterfs" = "yes" ; then
4323 feature_not_found "GlusterFS backend support" \
4324 "Install glusterfs-api devel >= 3"
4325 fi
4326 glusterfs="no"
4327 fi
4328 fi
4329
4330 # Check for inotify functions when we are building linux-user
4331 # emulator. This is done because older glibc versions don't
4332 # have syscall stubs for these implemented. In that case we
4333 # don't provide them even if kernel supports them.
4334 #
4335 inotify=no
4336 cat > $TMPC << EOF
4337 #include <sys/inotify.h>
4338
4339 int
4340 main(void)
4341 {
4342 /* try to start inotify */
4343 return inotify_init();
4344 }
4345 EOF
4346 if compile_prog "" "" ; then
4347 inotify=yes
4348 fi
4349
4350 inotify1=no
4351 cat > $TMPC << EOF
4352 #include <sys/inotify.h>
4353
4354 int
4355 main(void)
4356 {
4357 /* try to start inotify */
4358 return inotify_init1(0);
4359 }
4360 EOF
4361 if compile_prog "" "" ; then
4362 inotify1=yes
4363 fi
4364
4365 # check if pipe2 is there
4366 pipe2=no
4367 cat > $TMPC << EOF
4368 #include <unistd.h>
4369 #include <fcntl.h>
4370
4371 int main(void)
4372 {
4373 int pipefd[2];
4374 return pipe2(pipefd, O_CLOEXEC);
4375 }
4376 EOF
4377 if compile_prog "" "" ; then
4378 pipe2=yes
4379 fi
4380
4381 # check if accept4 is there
4382 accept4=no
4383 cat > $TMPC << EOF
4384 #include <sys/socket.h>
4385 #include <stddef.h>
4386
4387 int main(void)
4388 {
4389 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4390 return 0;
4391 }
4392 EOF
4393 if compile_prog "" "" ; then
4394 accept4=yes
4395 fi
4396
4397 # check if tee/splice is there. vmsplice was added same time.
4398 splice=no
4399 cat > $TMPC << EOF
4400 #include <unistd.h>
4401 #include <fcntl.h>
4402 #include <limits.h>
4403
4404 int main(void)
4405 {
4406 int len, fd = 0;
4407 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4408 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4409 return 0;
4410 }
4411 EOF
4412 if compile_prog "" "" ; then
4413 splice=yes
4414 fi
4415
4416 ##########################################
4417 # libnuma probe
4418
4419 if test "$numa" != "no" ; then
4420 cat > $TMPC << EOF
4421 #include <numa.h>
4422 int main(void) { return numa_available(); }
4423 EOF
4424
4425 if compile_prog "" "-lnuma" ; then
4426 numa=yes
4427 numa_libs="-lnuma"
4428 else
4429 if test "$numa" = "yes" ; then
4430 feature_not_found "numa" "install numactl devel"
4431 fi
4432 numa=no
4433 fi
4434 fi
4435
4436 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4437 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4438 exit 1
4439 fi
4440
4441 # Even if malloc_trim() is available, these non-libc memory allocators
4442 # do not support it.
4443 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4444 if test "$malloc_trim" = "yes" ; then
4445 echo "Disabling malloc_trim with non-libc memory allocator"
4446 fi
4447 malloc_trim="no"
4448 fi
4449
4450 #######################################
4451 # malloc_trim
4452
4453 if test "$malloc_trim" != "no" ; then
4454 cat > $TMPC << EOF
4455 #include <malloc.h>
4456 int main(void) { malloc_trim(0); return 0; }
4457 EOF
4458 if compile_prog "" "" ; then
4459 malloc_trim="yes"
4460 else
4461 malloc_trim="no"
4462 fi
4463 fi
4464
4465 ##########################################
4466 # tcmalloc probe
4467
4468 if test "$tcmalloc" = "yes" ; then
4469 cat > $TMPC << EOF
4470 #include <stdlib.h>
4471 int main(void) {
4472 void *tmp = malloc(1);
4473 if (tmp != NULL) {
4474 return 0;
4475 }
4476 return 1;
4477 }
4478 EOF
4479
4480 if compile_prog "" "-ltcmalloc" ; then
4481 LIBS="-ltcmalloc $LIBS"
4482 else
4483 feature_not_found "tcmalloc" "install gperftools devel"
4484 fi
4485 fi
4486
4487 ##########################################
4488 # jemalloc probe
4489
4490 if test "$jemalloc" = "yes" ; then
4491 cat > $TMPC << EOF
4492 #include <stdlib.h>
4493 int main(void) {
4494 void *tmp = malloc(1);
4495 if (tmp != NULL) {
4496 return 0;
4497 }
4498 return 1;
4499 }
4500 EOF
4501
4502 if compile_prog "" "-ljemalloc" ; then
4503 LIBS="-ljemalloc $LIBS"
4504 else
4505 feature_not_found "jemalloc" "install jemalloc devel"
4506 fi
4507 fi
4508
4509 ##########################################
4510 # signalfd probe
4511 signalfd="no"
4512 cat > $TMPC << EOF
4513 #include <unistd.h>
4514 #include <sys/syscall.h>
4515 #include <signal.h>
4516 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4517 EOF
4518
4519 if compile_prog "" "" ; then
4520 signalfd=yes
4521 fi
4522
4523 # check if optreset global is declared by <getopt.h>
4524 optreset="no"
4525 cat > $TMPC << EOF
4526 #include <getopt.h>
4527 int main(void) { return optreset; }
4528 EOF
4529
4530 if compile_prog "" "" ; then
4531 optreset=yes
4532 fi
4533
4534 # check if eventfd is supported
4535 eventfd=no
4536 cat > $TMPC << EOF
4537 #include <sys/eventfd.h>
4538
4539 int main(void)
4540 {
4541 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4542 }
4543 EOF
4544 if compile_prog "" "" ; then
4545 eventfd=yes
4546 fi
4547
4548 # check if memfd is supported
4549 memfd=no
4550 cat > $TMPC << EOF
4551 #include <sys/mman.h>
4552
4553 int main(void)
4554 {
4555 return memfd_create("foo", MFD_ALLOW_SEALING);
4556 }
4557 EOF
4558 if compile_prog "" "" ; then
4559 memfd=yes
4560 fi
4561
4562 # check for usbfs
4563 have_usbfs=no
4564 if test "$linux_user" = "yes"; then
4565 cat > $TMPC << EOF
4566 #include <linux/usbdevice_fs.h>
4567
4568 #ifndef USBDEVFS_GET_CAPABILITIES
4569 #error "USBDEVFS_GET_CAPABILITIES undefined"
4570 #endif
4571
4572 #ifndef USBDEVFS_DISCONNECT_CLAIM
4573 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4574 #endif
4575
4576 int main(void)
4577 {
4578 return 0;
4579 }
4580 EOF
4581 if compile_prog "" ""; then
4582 have_usbfs=yes
4583 fi
4584 fi
4585
4586 # check for fallocate
4587 fallocate=no
4588 cat > $TMPC << EOF
4589 #include <fcntl.h>
4590
4591 int main(void)
4592 {
4593 fallocate(0, 0, 0, 0);
4594 return 0;
4595 }
4596 EOF
4597 if compile_prog "" "" ; then
4598 fallocate=yes
4599 fi
4600
4601 # check for fallocate hole punching
4602 fallocate_punch_hole=no
4603 cat > $TMPC << EOF
4604 #include <fcntl.h>
4605 #include <linux/falloc.h>
4606
4607 int main(void)
4608 {
4609 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4610 return 0;
4611 }
4612 EOF
4613 if compile_prog "" "" ; then
4614 fallocate_punch_hole=yes
4615 fi
4616
4617 # check that fallocate supports range zeroing inside the file
4618 fallocate_zero_range=no
4619 cat > $TMPC << EOF
4620 #include <fcntl.h>
4621 #include <linux/falloc.h>
4622
4623 int main(void)
4624 {
4625 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4626 return 0;
4627 }
4628 EOF
4629 if compile_prog "" "" ; then
4630 fallocate_zero_range=yes
4631 fi
4632
4633 # check for posix_fallocate
4634 posix_fallocate=no
4635 cat > $TMPC << EOF
4636 #include <fcntl.h>
4637
4638 int main(void)
4639 {
4640 posix_fallocate(0, 0, 0);
4641 return 0;
4642 }
4643 EOF
4644 if compile_prog "" "" ; then
4645 posix_fallocate=yes
4646 fi
4647
4648 # check for sync_file_range
4649 sync_file_range=no
4650 cat > $TMPC << EOF
4651 #include <fcntl.h>
4652
4653 int main(void)
4654 {
4655 sync_file_range(0, 0, 0, 0);
4656 return 0;
4657 }
4658 EOF
4659 if compile_prog "" "" ; then
4660 sync_file_range=yes
4661 fi
4662
4663 # check for linux/fiemap.h and FS_IOC_FIEMAP
4664 fiemap=no
4665 cat > $TMPC << EOF
4666 #include <sys/ioctl.h>
4667 #include <linux/fs.h>
4668 #include <linux/fiemap.h>
4669
4670 int main(void)
4671 {
4672 ioctl(0, FS_IOC_FIEMAP, 0);
4673 return 0;
4674 }
4675 EOF
4676 if compile_prog "" "" ; then
4677 fiemap=yes
4678 fi
4679
4680 # check for dup3
4681 dup3=no
4682 cat > $TMPC << EOF
4683 #include <unistd.h>
4684
4685 int main(void)
4686 {
4687 dup3(0, 0, 0);
4688 return 0;
4689 }
4690 EOF
4691 if compile_prog "" "" ; then
4692 dup3=yes
4693 fi
4694
4695 # check for ppoll support
4696 ppoll=no
4697 cat > $TMPC << EOF
4698 #include <poll.h>
4699
4700 int main(void)
4701 {
4702 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4703 ppoll(&pfd, 1, 0, 0);
4704 return 0;
4705 }
4706 EOF
4707 if compile_prog "" "" ; then
4708 ppoll=yes
4709 fi
4710
4711 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4712 prctl_pr_set_timerslack=no
4713 cat > $TMPC << EOF
4714 #include <sys/prctl.h>
4715
4716 int main(void)
4717 {
4718 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4719 return 0;
4720 }
4721 EOF
4722 if compile_prog "" "" ; then
4723 prctl_pr_set_timerslack=yes
4724 fi
4725
4726 # check for epoll support
4727 epoll=no
4728 cat > $TMPC << EOF
4729 #include <sys/epoll.h>
4730
4731 int main(void)
4732 {
4733 epoll_create(0);
4734 return 0;
4735 }
4736 EOF
4737 if compile_prog "" "" ; then
4738 epoll=yes
4739 fi
4740
4741 # epoll_create1 is a later addition
4742 # so we must check separately for its presence
4743 epoll_create1=no
4744 cat > $TMPC << EOF
4745 #include <sys/epoll.h>
4746
4747 int main(void)
4748 {
4749 /* Note that we use epoll_create1 as a value, not as
4750 * a function being called. This is necessary so that on
4751 * old SPARC glibc versions where the function was present in
4752 * the library but not declared in the header file we will
4753 * fail the configure check. (Otherwise we will get a compiler
4754 * warning but not an error, and will proceed to fail the
4755 * qemu compile where we compile with -Werror.)
4756 */
4757 return (int)(uintptr_t)&epoll_create1;
4758 }
4759 EOF
4760 if compile_prog "" "" ; then
4761 epoll_create1=yes
4762 fi
4763
4764 # check for sendfile support
4765 sendfile=no
4766 cat > $TMPC << EOF
4767 #include <sys/sendfile.h>
4768
4769 int main(void)
4770 {
4771 return sendfile(0, 0, 0, 0);
4772 }
4773 EOF
4774 if compile_prog "" "" ; then
4775 sendfile=yes
4776 fi
4777
4778 # check for timerfd support (glibc 2.8 and newer)
4779 timerfd=no
4780 cat > $TMPC << EOF
4781 #include <sys/timerfd.h>
4782
4783 int main(void)
4784 {
4785 return(timerfd_create(CLOCK_REALTIME, 0));
4786 }
4787 EOF
4788 if compile_prog "" "" ; then
4789 timerfd=yes
4790 fi
4791
4792 # check for setns and unshare support
4793 setns=no
4794 cat > $TMPC << EOF
4795 #include <sched.h>
4796
4797 int main(void)
4798 {
4799 int ret;
4800 ret = setns(0, 0);
4801 ret = unshare(0);
4802 return ret;
4803 }
4804 EOF
4805 if compile_prog "" "" ; then
4806 setns=yes
4807 fi
4808
4809 # clock_adjtime probe
4810 clock_adjtime=no
4811 cat > $TMPC <<EOF
4812 #include <time.h>
4813
4814 int main(void)
4815 {
4816 return clock_adjtime(0, 0);
4817 }
4818 EOF
4819 clock_adjtime=no
4820 if compile_prog "" "" ; then
4821 clock_adjtime=yes
4822 fi
4823
4824 # syncfs probe
4825 syncfs=no
4826 cat > $TMPC <<EOF
4827 #include <unistd.h>
4828
4829 int main(void)
4830 {
4831 return syncfs(0);
4832 }
4833 EOF
4834 syncfs=no
4835 if compile_prog "" "" ; then
4836 syncfs=yes
4837 fi
4838
4839 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4840 kcov=no
4841 if check_include sys/kcov.h ; then
4842 kcov=yes
4843 fi
4844
4845 # check for btrfs filesystem support (kernel must be 3.9+)
4846 btrfs=no
4847 if check_include linux/btrfs.h ; then
4848 btrfs=yes
4849 fi
4850
4851 # If we're making warnings fatal, apply this to Sphinx runs as well
4852 sphinx_werror=""
4853 if test "$werror" = "yes"; then
4854 sphinx_werror="-W"
4855 fi
4856
4857 # Check we have a new enough version of sphinx-build
4858 has_sphinx_build() {
4859 # This is a bit awkward but works: create a trivial document and
4860 # try to run it with our configuration file (which enforces a
4861 # version requirement). This will fail if either
4862 # sphinx-build doesn't exist at all or if it is too old.
4863 mkdir -p "$TMPDIR1/sphinx"
4864 touch "$TMPDIR1/sphinx/index.rst"
4865 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4866 -b html "$TMPDIR1/sphinx" \
4867 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4868 }
4869
4870 # Check if tools are available to build documentation.
4871 if test "$docs" != "no" ; then
4872 if has_sphinx_build; then
4873 sphinx_ok=yes
4874 else
4875 sphinx_ok=no
4876 fi
4877 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4878 docs=yes
4879 else
4880 if test "$docs" = "yes" ; then
4881 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4882 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4883 fi
4884 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4885 fi
4886 docs=no
4887 fi
4888 fi
4889
4890 # Search for bswap_32 function
4891 byteswap_h=no
4892 cat > $TMPC << EOF
4893 #include <byteswap.h>
4894 int main(void) { return bswap_32(0); }
4895 EOF
4896 if compile_prog "" "" ; then
4897 byteswap_h=yes
4898 fi
4899
4900 # Search for bswap32 function
4901 bswap_h=no
4902 cat > $TMPC << EOF
4903 #include <sys/endian.h>
4904 #include <sys/types.h>
4905 #include <machine/bswap.h>
4906 int main(void) { return bswap32(0); }
4907 EOF
4908 if compile_prog "" "" ; then
4909 bswap_h=yes
4910 fi
4911
4912 ##########################################
4913 # Do we have libiscsi >= 1.9.0
4914 if test "$libiscsi" != "no" ; then
4915 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4916 libiscsi="yes"
4917 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4918 libiscsi_libs=$($pkg_config --libs libiscsi)
4919 else
4920 if test "$libiscsi" = "yes" ; then
4921 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4922 fi
4923 libiscsi="no"
4924 fi
4925 fi
4926
4927 ##########################################
4928 # Do we need librt
4929 # uClibc provides 2 versions of clock_gettime(), one with realtime
4930 # support and one without. This means that the clock_gettime() don't
4931 # need -lrt. We still need it for timer_create() so we check for this
4932 # function in addition.
4933 cat > $TMPC <<EOF
4934 #include <signal.h>
4935 #include <time.h>
4936 int main(void) {
4937 timer_create(CLOCK_REALTIME, NULL, NULL);
4938 return clock_gettime(CLOCK_REALTIME, NULL);
4939 }
4940 EOF
4941
4942 if compile_prog "" "" ; then
4943 :
4944 # we need pthread for static linking. use previous pthread test result
4945 elif compile_prog "" "$pthread_lib -lrt" ; then
4946 LIBS="$LIBS -lrt"
4947 fi
4948
4949 # Check whether we have openpty() in either libc or libutil
4950 cat > $TMPC << EOF
4951 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
4952 int main(void) { return openpty(0, 0, 0, 0, 0); }
4953 EOF
4954
4955 have_openpty="no"
4956 if compile_prog "" "" ; then
4957 have_openpty="yes"
4958 else
4959 if compile_prog "" "-lutil" ; then
4960 have_openpty="yes"
4961 fi
4962 fi
4963
4964 ##########################################
4965 # spice probe
4966 if test "$spice" != "no" ; then
4967 cat > $TMPC << EOF
4968 #include <spice.h>
4969 int main(void) { spice_server_new(); return 0; }
4970 EOF
4971 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4972 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4973 if $pkg_config --atleast-version=0.12.5 spice-server && \
4974 $pkg_config --atleast-version=0.12.3 spice-protocol && \
4975 compile_prog "$spice_cflags" "$spice_libs" ; then
4976 spice="yes"
4977 else
4978 if test "$spice" = "yes" ; then
4979 feature_not_found "spice" \
4980 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
4981 fi
4982 spice="no"
4983 fi
4984 fi
4985
4986 # check for smartcard support
4987 if test "$smartcard" != "no"; then
4988 if $pkg_config --atleast-version=2.5.1 libcacard; then
4989 libcacard_cflags=$($pkg_config --cflags libcacard)
4990 libcacard_libs=$($pkg_config --libs libcacard)
4991 smartcard="yes"
4992 else
4993 if test "$smartcard" = "yes"; then
4994 feature_not_found "smartcard" "Install libcacard devel"
4995 fi
4996 smartcard="no"
4997 fi
4998 fi
4999
5000 # check for libusb
5001 if test "$libusb" != "no" ; then
5002 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5003 libusb="yes"
5004 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5005 libusb_libs=$($pkg_config --libs libusb-1.0)
5006 else
5007 if test "$libusb" = "yes"; then
5008 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5009 fi
5010 libusb="no"
5011 fi
5012 fi
5013
5014 # check for usbredirparser for usb network redirection support
5015 if test "$usb_redir" != "no" ; then
5016 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5017 usb_redir="yes"
5018 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5019 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5020 else
5021 if test "$usb_redir" = "yes"; then
5022 feature_not_found "usb-redir" "Install usbredir devel"
5023 fi
5024 usb_redir="no"
5025 fi
5026 fi
5027
5028 ##########################################
5029 # check if we have VSS SDK headers for win
5030
5031 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5032 test "$vss_win32_sdk" != "no" ; then
5033 case "$vss_win32_sdk" in
5034 "") vss_win32_include="-isystem $source_path" ;;
5035 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5036 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5037 vss_win32_include="-isystem $source_path/.sdk/vss"
5038 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5039 ;;
5040 *) vss_win32_include="-isystem $vss_win32_sdk"
5041 esac
5042 cat > $TMPC << EOF
5043 #define __MIDL_user_allocate_free_DEFINED__
5044 #include <inc/win2003/vss.h>
5045 int main(void) { return VSS_CTX_BACKUP; }
5046 EOF
5047 if compile_prog "$vss_win32_include" "" ; then
5048 guest_agent_with_vss="yes"
5049 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5050 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5051 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5052 else
5053 if test "$vss_win32_sdk" != "" ; then
5054 echo "ERROR: Please download and install Microsoft VSS SDK:"
5055 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5056 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5057 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5058 echo "ERROR: The headers are extracted in the directory \`inc'."
5059 feature_not_found "VSS support"
5060 fi
5061 guest_agent_with_vss="no"
5062 fi
5063 fi
5064
5065 ##########################################
5066 # lookup Windows platform SDK (if not specified)
5067 # The SDK is needed only to build .tlb (type library) file of guest agent
5068 # VSS provider from the source. It is usually unnecessary because the
5069 # pre-compiled .tlb file is included.
5070
5071 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5072 test "$guest_agent_with_vss" = "yes" ; then
5073 if test -z "$win_sdk"; then
5074 programfiles="$PROGRAMFILES"
5075 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5076 if test -n "$programfiles"; then
5077 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5078 else
5079 feature_not_found "Windows SDK"
5080 fi
5081 elif test "$win_sdk" = "no"; then
5082 win_sdk=""
5083 fi
5084 fi
5085
5086 ##########################################
5087 # check if mingw environment provides a recent ntddscsi.h
5088 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5089 cat > $TMPC << EOF
5090 #include <windows.h>
5091 #include <ntddscsi.h>
5092 int main(void) {
5093 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5094 #error Missing required ioctl definitions
5095 #endif
5096 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5097 return addr.Lun;
5098 }
5099 EOF
5100 if compile_prog "" "" ; then
5101 guest_agent_ntddscsi=yes
5102 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5103 fi
5104 fi
5105
5106 ##########################################
5107 # virgl renderer probe
5108
5109 if test "$virglrenderer" != "no" ; then
5110 cat > $TMPC << EOF
5111 #include <virglrenderer.h>
5112 int main(void) { virgl_renderer_poll(); return 0; }
5113 EOF
5114 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5115 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5116 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5117 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5118 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5119 virglrenderer="yes"
5120 else
5121 if test "$virglrenderer" = "yes" ; then
5122 feature_not_found "virglrenderer"
5123 fi
5124 virglrenderer="no"
5125 fi
5126 fi
5127
5128 ##########################################
5129 # capstone
5130
5131 case "$capstone" in
5132 "" | yes)
5133 if $pkg_config capstone; then
5134 capstone=system
5135 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5136 capstone=git
5137 elif test -e "${source_path}/capstone/Makefile" ; then
5138 capstone=internal
5139 elif test -z "$capstone" ; then
5140 capstone=no
5141 else
5142 feature_not_found "capstone" "Install capstone devel or git submodule"
5143 fi
5144 ;;
5145
5146 system)
5147 if ! $pkg_config capstone; then
5148 feature_not_found "capstone" "Install capstone devel"
5149 fi
5150 ;;
5151 esac
5152
5153 case "$capstone" in
5154 git | internal)
5155 if test "$capstone" = git; then
5156 git_submodules="${git_submodules} capstone"
5157 fi
5158 mkdir -p capstone
5159 if test "$mingw32" = "yes"; then
5160 LIBCAPSTONE=capstone.lib
5161 else
5162 LIBCAPSTONE=libcapstone.a
5163 fi
5164 capstone_libs="-Lcapstone -lcapstone"
5165 capstone_cflags="-I${source_path}/capstone/include"
5166 ;;
5167
5168 system)
5169 capstone_libs="$($pkg_config --libs capstone)"
5170 capstone_cflags="$($pkg_config --cflags capstone)"
5171 ;;
5172
5173 no)
5174 ;;
5175 *)
5176 error_exit "Unknown state for capstone: $capstone"
5177 ;;
5178 esac
5179
5180 ##########################################
5181 # check if we have fdatasync
5182
5183 fdatasync=no
5184 cat > $TMPC << EOF
5185 #include <unistd.h>
5186 int main(void) {
5187 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5188 return fdatasync(0);
5189 #else
5190 #error Not supported
5191 #endif
5192 }
5193 EOF
5194 if compile_prog "" "" ; then
5195 fdatasync=yes
5196 fi
5197
5198 ##########################################
5199 # check if we have madvise
5200
5201 madvise=no
5202 cat > $TMPC << EOF
5203 #include <sys/types.h>
5204 #include <sys/mman.h>
5205 #include <stddef.h>
5206 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5207 EOF
5208 if compile_prog "" "" ; then
5209 madvise=yes
5210 fi
5211
5212 ##########################################
5213 # check if we have posix_madvise
5214
5215 posix_madvise=no
5216 cat > $TMPC << EOF
5217 #include <sys/mman.h>
5218 #include <stddef.h>
5219 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5220 EOF
5221 if compile_prog "" "" ; then
5222 posix_madvise=yes
5223 fi
5224
5225 ##########################################
5226 # check if we have posix_memalign()
5227
5228 posix_memalign=no
5229 cat > $TMPC << EOF
5230 #include <stdlib.h>
5231 int main(void) {
5232 void *p;
5233 return posix_memalign(&p, 8, 8);
5234 }
5235 EOF
5236 if compile_prog "" "" ; then
5237 posix_memalign=yes
5238 fi
5239
5240 ##########################################
5241 # check if we have posix_syslog
5242
5243 posix_syslog=no
5244 cat > $TMPC << EOF
5245 #include <syslog.h>
5246 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5247 EOF
5248 if compile_prog "" "" ; then
5249 posix_syslog=yes
5250 fi
5251
5252 ##########################################
5253 # check if we have sem_timedwait
5254
5255 sem_timedwait=no
5256 cat > $TMPC << EOF
5257 #include <semaphore.h>
5258 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5259 EOF
5260 if compile_prog "" "" ; then
5261 sem_timedwait=yes
5262 fi
5263
5264 ##########################################
5265 # check if we have strchrnul
5266
5267 strchrnul=no
5268 cat > $TMPC << EOF
5269 #include <string.h>
5270 int main(void);
5271 // Use a haystack that the compiler shouldn't be able to constant fold
5272 char *haystack = (char*)&main;
5273 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5274 EOF
5275 if compile_prog "" "" ; then
5276 strchrnul=yes
5277 fi
5278
5279 #########################################
5280 # check if we have st_atim
5281
5282 st_atim=no
5283 cat > $TMPC << EOF
5284 #include <sys/stat.h>
5285 #include <stddef.h>
5286 int main(void) { return offsetof(struct stat, st_atim); }
5287 EOF
5288 if compile_prog "" "" ; then
5289 st_atim=yes
5290 fi
5291
5292 ##########################################
5293 # check if trace backend exists
5294
5295 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5296 if test "$?" -ne 0 ; then
5297 error_exit "invalid trace backends" \
5298 "Please choose supported trace backends."
5299 fi
5300
5301 ##########################################
5302 # For 'ust' backend, test if ust headers are present
5303 if have_backend "ust"; then
5304 cat > $TMPC << EOF
5305 #include <lttng/tracepoint.h>
5306 int main(void) { return 0; }
5307 EOF
5308 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5309 if $pkg_config lttng-ust --exists; then
5310 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5311 else
5312 lttng_ust_libs="-llttng-ust -ldl"
5313 fi
5314 if $pkg_config liburcu-bp --exists; then
5315 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5316 else
5317 urcu_bp_libs="-lurcu-bp"
5318 fi
5319 else
5320 error_exit "Trace backend 'ust' missing lttng-ust header files"
5321 fi
5322 fi
5323
5324 ##########################################
5325 # For 'dtrace' backend, test if 'dtrace' command is present
5326 if have_backend "dtrace"; then
5327 if ! has 'dtrace' ; then
5328 error_exit "dtrace command is not found in PATH $PATH"
5329 fi
5330 trace_backend_stap="no"
5331 if has 'stap' ; then
5332 trace_backend_stap="yes"
5333 fi
5334 fi
5335
5336 ##########################################
5337 # check and set a backend for coroutine
5338
5339 # We prefer ucontext, but it's not always possible. The fallback
5340 # is sigcontext. On Windows the only valid backend is the Windows
5341 # specific one.
5342
5343 ucontext_works=no
5344 if test "$darwin" != "yes"; then
5345 cat > $TMPC << EOF
5346 #include <ucontext.h>
5347 #ifdef __stub_makecontext
5348 #error Ignoring glibc stub makecontext which will always fail
5349 #endif
5350 int main(void) { makecontext(0, 0, 0); return 0; }
5351 EOF
5352 if compile_prog "" "" ; then
5353 ucontext_works=yes
5354 fi
5355 fi
5356
5357 if test "$coroutine" = ""; then
5358 if test "$mingw32" = "yes"; then
5359 coroutine=win32
5360 elif test "$ucontext_works" = "yes"; then
5361 coroutine=ucontext
5362 else
5363 coroutine=sigaltstack
5364 fi
5365 else
5366 case $coroutine in
5367 windows)
5368 if test "$mingw32" != "yes"; then
5369 error_exit "'windows' coroutine backend only valid for Windows"
5370 fi
5371 # Unfortunately the user visible backend name doesn't match the
5372 # coroutine-*.c filename for this case, so we have to adjust it here.
5373 coroutine=win32
5374 ;;
5375 ucontext)
5376 if test "$ucontext_works" != "yes"; then
5377 feature_not_found "ucontext"
5378 fi
5379 ;;
5380 sigaltstack)
5381 if test "$mingw32" = "yes"; then
5382 error_exit "only the 'windows' coroutine backend is valid for Windows"
5383 fi
5384 ;;
5385 *)
5386 error_exit "unknown coroutine backend $coroutine"
5387 ;;
5388 esac
5389 fi
5390
5391 if test "$coroutine_pool" = ""; then
5392 coroutine_pool=yes
5393 fi
5394
5395 if test "$debug_stack_usage" = "yes"; then
5396 if test "$coroutine_pool" = "yes"; then
5397 echo "WARN: disabling coroutine pool for stack usage debugging"
5398 coroutine_pool=no
5399 fi
5400 fi
5401
5402 ##################################################
5403 # SafeStack
5404
5405
5406 if test "$safe_stack" = "yes"; then
5407 cat > $TMPC << EOF
5408 int main(int argc, char *argv[])
5409 {
5410 #if ! __has_feature(safe_stack)
5411 #error SafeStack Disabled
5412 #endif
5413 return 0;
5414 }
5415 EOF
5416 flag="-fsanitize=safe-stack"
5417 # Check that safe-stack is supported and enabled.
5418 if compile_prog "-Werror $flag" "$flag"; then
5419 # Flag needed both at compilation and at linking
5420 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5421 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5422 else
5423 error_exit "SafeStack not supported by your compiler"
5424 fi
5425 if test "$coroutine" != "ucontext"; then
5426 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5427 fi
5428 else
5429 cat > $TMPC << EOF
5430 int main(int argc, char *argv[])
5431 {
5432 #if defined(__has_feature)
5433 #if __has_feature(safe_stack)
5434 #error SafeStack Enabled
5435 #endif
5436 #endif
5437 return 0;
5438 }
5439 EOF
5440 if test "$safe_stack" = "no"; then
5441 # Make sure that safe-stack is disabled
5442 if ! compile_prog "-Werror" ""; then
5443 # SafeStack was already enabled, try to explicitly remove the feature
5444 flag="-fno-sanitize=safe-stack"
5445 if ! compile_prog "-Werror $flag" "$flag"; then
5446 error_exit "Configure cannot disable SafeStack"
5447 fi
5448 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5449 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5450 fi
5451 else # "$safe_stack" = ""
5452 # Set safe_stack to yes or no based on pre-existing flags
5453 if compile_prog "-Werror" ""; then
5454 safe_stack="no"
5455 else
5456 safe_stack="yes"
5457 if test "$coroutine" != "ucontext"; then
5458 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5459 fi
5460 fi
5461 fi
5462 fi
5463
5464 ##########################################
5465 # check if we have open_by_handle_at
5466
5467 open_by_handle_at=no
5468 cat > $TMPC << EOF
5469 #include <fcntl.h>
5470 #if !defined(AT_EMPTY_PATH)
5471 # error missing definition
5472 #else
5473 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5474 #endif
5475 EOF
5476 if compile_prog "" "" ; then
5477 open_by_handle_at=yes
5478 fi
5479
5480 ########################################
5481 # check if we have linux/magic.h
5482
5483 linux_magic_h=no
5484 cat > $TMPC << EOF
5485 #include <linux/magic.h>
5486 int main(void) {
5487 return 0;
5488 }
5489 EOF
5490 if compile_prog "" "" ; then
5491 linux_magic_h=yes
5492 fi
5493
5494 ########################################
5495 # check if we have valgrind/valgrind.h
5496
5497 valgrind_h=no
5498 cat > $TMPC << EOF
5499 #include <valgrind/valgrind.h>
5500 int main(void) {
5501 return 0;
5502 }
5503 EOF
5504 if compile_prog "" "" ; then
5505 valgrind_h=yes
5506 fi
5507
5508 ########################################
5509 # check if environ is declared
5510
5511 has_environ=no
5512 cat > $TMPC << EOF
5513 #include <unistd.h>
5514 int main(void) {
5515 environ = 0;
5516 return 0;
5517 }
5518 EOF
5519 if compile_prog "" "" ; then
5520 has_environ=yes
5521 fi
5522
5523 ########################################
5524 # check if cpuid.h is usable.
5525
5526 cat > $TMPC << EOF
5527 #include <cpuid.h>
5528 int main(void) {
5529 unsigned a, b, c, d;
5530 int max = __get_cpuid_max(0, 0);
5531
5532 if (max >= 1) {
5533 __cpuid(1, a, b, c, d);
5534 }
5535
5536 if (max >= 7) {
5537 __cpuid_count(7, 0, a, b, c, d);
5538 }
5539
5540 return 0;
5541 }
5542 EOF
5543 if compile_prog "" "" ; then
5544 cpuid_h=yes
5545 fi
5546
5547 ##########################################
5548 # avx2 optimization requirement check
5549 #
5550 # There is no point enabling this if cpuid.h is not usable,
5551 # since we won't be able to select the new routines.
5552
5553 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5554 cat > $TMPC << EOF
5555 #pragma GCC push_options
5556 #pragma GCC target("avx2")
5557 #include <cpuid.h>
5558 #include <immintrin.h>
5559 static int bar(void *a) {
5560 __m256i x = *(__m256i *)a;
5561 return _mm256_testz_si256(x, x);
5562 }
5563 int main(int argc, char *argv[]) { return bar(argv[0]); }
5564 EOF
5565 if compile_object "" ; then
5566 avx2_opt="yes"
5567 else
5568 avx2_opt="no"
5569 fi
5570 fi
5571
5572 ##########################################
5573 # avx512f optimization requirement check
5574 #
5575 # There is no point enabling this if cpuid.h is not usable,
5576 # since we won't be able to select the new routines.
5577 # by default, it is turned off.
5578 # if user explicitly want to enable it, check environment
5579
5580 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5581 cat > $TMPC << EOF
5582 #pragma GCC push_options
5583 #pragma GCC target("avx512f")
5584 #include <cpuid.h>
5585 #include <immintrin.h>
5586 static int bar(void *a) {
5587 __m512i x = *(__m512i *)a;
5588 return _mm512_test_epi64_mask(x, x);
5589 }
5590 int main(int argc, char *argv[])
5591 {
5592 return bar(argv[0]);
5593 }
5594 EOF
5595 if ! compile_object "" ; then
5596 avx512f_opt="no"
5597 fi
5598 else
5599 avx512f_opt="no"
5600 fi
5601
5602 ########################################
5603 # check if __[u]int128_t is usable.
5604
5605 int128=no
5606 cat > $TMPC << EOF
5607 __int128_t a;
5608 __uint128_t b;
5609 int main (void) {
5610 a = a + b;
5611 b = a * b;
5612 a = a * a;
5613 return 0;
5614 }
5615 EOF
5616 if compile_prog "" "" ; then
5617 int128=yes
5618 fi
5619
5620 #########################################
5621 # See if 128-bit atomic operations are supported.
5622
5623 atomic128=no
5624 if test "$int128" = "yes"; then
5625 cat > $TMPC << EOF
5626 int main(void)
5627 {
5628 unsigned __int128 x = 0, y = 0;
5629 y = __atomic_load_16(&x, 0);
5630 __atomic_store_16(&x, y, 0);
5631 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5632 return 0;
5633 }
5634 EOF
5635 if compile_prog "" "" ; then
5636 atomic128=yes
5637 fi
5638 fi
5639
5640 cmpxchg128=no
5641 if test "$int128" = yes && test "$atomic128" = no; then
5642 cat > $TMPC << EOF
5643 int main(void)
5644 {
5645 unsigned __int128 x = 0, y = 0;
5646 __sync_val_compare_and_swap_16(&x, y, x);
5647 return 0;
5648 }
5649 EOF
5650 if compile_prog "" "" ; then
5651 cmpxchg128=yes
5652 fi
5653 fi
5654
5655 #########################################
5656 # See if 64-bit atomic operations are supported.
5657 # Note that without __atomic builtins, we can only
5658 # assume atomic loads/stores max at pointer size.
5659
5660 cat > $TMPC << EOF
5661 #include <stdint.h>
5662 int main(void)
5663 {
5664 uint64_t x = 0, y = 0;
5665 #ifdef __ATOMIC_RELAXED
5666 y = __atomic_load_n(&x, __ATOMIC_RELAXED);
5667 __atomic_store_n(&x, y, __ATOMIC_RELAXED);
5668 __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
5669 __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
5670 __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
5671 #else
5672 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5673 __sync_lock_test_and_set(&x, y);
5674 __sync_val_compare_and_swap(&x, y, 0);
5675 __sync_fetch_and_add(&x, y);
5676 #endif
5677 return 0;
5678 }
5679 EOF
5680 if compile_prog "" "" ; then
5681 atomic64=yes
5682 fi
5683
5684 #########################################
5685 # See if --dynamic-list is supported by the linker
5686 ld_dynamic_list="no"
5687 if test "$static" = "no" ; then
5688 cat > $TMPTXT <<EOF
5689 {
5690 foo;
5691 };
5692 EOF
5693
5694 cat > $TMPC <<EOF
5695 #include <stdio.h>
5696 void foo(void);
5697
5698 void foo(void)
5699 {
5700 printf("foo\n");
5701 }
5702
5703 int main(void)
5704 {
5705 foo();
5706 return 0;
5707 }
5708 EOF
5709
5710 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5711 ld_dynamic_list="yes"
5712 fi
5713 fi
5714
5715 #########################################
5716 # See if -exported_symbols_list is supported by the linker
5717
5718 ld_exported_symbols_list="no"
5719 if test "$static" = "no" ; then
5720 cat > $TMPTXT <<EOF
5721 _foo
5722 EOF
5723
5724 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5725 ld_exported_symbols_list="yes"
5726 fi
5727 fi
5728
5729 if test "$plugins" = "yes" &&
5730 test "$ld_dynamic_list" = "no" &&
5731 test "$ld_exported_symbols_list" = "no" ; then
5732 error_exit \
5733 "Plugin support requires dynamic linking and specifying a set of symbols " \
5734 "that are exported to plugins. Unfortunately your linker doesn't " \
5735 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5736 "for this purpose. You can't build with --static."
5737 fi
5738
5739 ########################################
5740 # See if __attribute__((alias)) is supported.
5741 # This false for Xcode 9, but has been remedied for Xcode 10.
5742 # Unfortunately, travis uses Xcode 9 by default.
5743
5744 attralias=no
5745 cat > $TMPC << EOF
5746 int x = 1;
5747 extern const int y __attribute__((alias("x")));
5748 int main(void) { return 0; }
5749 EOF
5750 if compile_prog "" "" ; then
5751 attralias=yes
5752 fi
5753
5754 ########################################
5755 # check if getauxval is available.
5756
5757 getauxval=no
5758 cat > $TMPC << EOF
5759 #include <sys/auxv.h>
5760 int main(void) {
5761 return getauxval(AT_HWCAP) == 0;
5762 }
5763 EOF
5764 if compile_prog "" "" ; then
5765 getauxval=yes
5766 fi
5767
5768 ########################################
5769 # check if ccache is interfering with
5770 # semantic analysis of macros
5771
5772 unset CCACHE_CPP2
5773 ccache_cpp2=no
5774 cat > $TMPC << EOF
5775 static const int Z = 1;
5776 #define fn() ({ Z; })
5777 #define TAUT(X) ((X) == Z)
5778 #define PAREN(X, Y) (X == Y)
5779 #define ID(X) (X)
5780 int main(int argc, char *argv[])
5781 {
5782 int x = 0, y = 0;
5783 x = ID(x);
5784 x = fn();
5785 fn();
5786 if (PAREN(x, y)) return 0;
5787 if (TAUT(Z)) return 0;
5788 return 0;
5789 }
5790 EOF
5791
5792 if ! compile_object "-Werror"; then
5793 ccache_cpp2=yes
5794 fi
5795
5796 #################################################
5797 # clang does not support glibc + FORTIFY_SOURCE.
5798
5799 if test "$fortify_source" != "no"; then
5800 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5801 fortify_source="no";
5802 elif test -n "$cxx" && has $cxx &&
5803 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5804 fortify_source="no";
5805 else
5806 fortify_source="yes"
5807 fi
5808 fi
5809
5810 ###############################################
5811 # Check if copy_file_range is provided by glibc
5812 have_copy_file_range=no
5813 cat > $TMPC << EOF
5814 #include <unistd.h>
5815 int main(void) {
5816 copy_file_range(0, NULL, 0, NULL, 0, 0);
5817 return 0;
5818 }
5819 EOF
5820 if compile_prog "" "" ; then
5821 have_copy_file_range=yes
5822 fi
5823
5824 ##########################################
5825 # check if struct fsxattr is available via linux/fs.h
5826
5827 have_fsxattr=no
5828 cat > $TMPC << EOF
5829 #include <linux/fs.h>
5830 struct fsxattr foo;
5831 int main(void) {
5832 return 0;
5833 }
5834 EOF
5835 if compile_prog "" "" ; then
5836 have_fsxattr=yes
5837 fi
5838
5839 ##########################################
5840 # check for usable membarrier system call
5841 if test "$membarrier" = "yes"; then
5842 have_membarrier=no
5843 if test "$mingw32" = "yes" ; then
5844 have_membarrier=yes
5845 elif test "$linux" = "yes" ; then
5846 cat > $TMPC << EOF
5847 #include <linux/membarrier.h>
5848 #include <sys/syscall.h>
5849 #include <unistd.h>
5850 #include <stdlib.h>
5851 int main(void) {
5852 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5853 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5854 exit(0);
5855 }
5856 EOF
5857 if compile_prog "" "" ; then
5858 have_membarrier=yes
5859 fi
5860 fi
5861 if test "$have_membarrier" = "no"; then
5862 feature_not_found "membarrier" "membarrier system call not available"
5863 fi
5864 else
5865 # Do not enable it by default even for Mingw32, because it doesn't
5866 # work on Wine.
5867 membarrier=no
5868 fi
5869
5870 ##########################################
5871 # check if rtnetlink.h exists and is useful
5872 have_rtnetlink=no
5873 cat > $TMPC << EOF
5874 #include <linux/rtnetlink.h>
5875 int main(void) {
5876 return IFLA_PROTO_DOWN;
5877 }
5878 EOF
5879 if compile_prog "" "" ; then
5880 have_rtnetlink=yes
5881 fi
5882
5883 ##########################################
5884 # check for usable AF_VSOCK environment
5885 have_af_vsock=no
5886 cat > $TMPC << EOF
5887 #include <errno.h>
5888 #include <sys/types.h>
5889 #include <sys/socket.h>
5890 #if !defined(AF_VSOCK)
5891 # error missing AF_VSOCK flag
5892 #endif
5893 #include <linux/vm_sockets.h>
5894 int main(void) {
5895 int sock, ret;
5896 struct sockaddr_vm svm;
5897 socklen_t len = sizeof(svm);
5898 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5899 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5900 if ((ret == -1) && (errno == ENOTCONN)) {
5901 return 0;
5902 }
5903 return -1;
5904 }
5905 EOF
5906 if compile_prog "" "" ; then
5907 have_af_vsock=yes
5908 fi
5909
5910 ##########################################
5911 # check for usable AF_ALG environment
5912 have_afalg=no
5913 cat > $TMPC << EOF
5914 #include <errno.h>
5915 #include <sys/types.h>
5916 #include <sys/socket.h>
5917 #include <linux/if_alg.h>
5918 int main(void) {
5919 int sock;
5920 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5921 return sock;
5922 }
5923 EOF
5924 if compile_prog "" "" ; then
5925 have_afalg=yes
5926 fi
5927 if test "$crypto_afalg" = "yes"
5928 then
5929 if test "$have_afalg" != "yes"
5930 then
5931 error_exit "AF_ALG requested but could not be detected"
5932 fi
5933 fi
5934
5935
5936 #################################################
5937 # Check to see if we have the Hypervisor framework
5938 if [ "$darwin" = "yes" ] ; then
5939 cat > $TMPC << EOF
5940 #include <Hypervisor/hv.h>
5941 int main() { return 0;}
5942 EOF
5943 if ! compile_object ""; then
5944 hvf='no'
5945 else
5946 hvf='yes'
5947 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
5948 fi
5949 fi
5950
5951 ##########################################
5952 # check for sysmacros.h
5953
5954 have_sysmacros=no
5955 cat > $TMPC << EOF
5956 #include <sys/sysmacros.h>
5957 int main(void) {
5958 return makedev(0, 0);
5959 }
5960 EOF
5961 if compile_prog "" "" ; then
5962 have_sysmacros=yes
5963 fi
5964
5965 ##########################################
5966 # check for _Static_assert()
5967
5968 have_static_assert=no
5969 cat > $TMPC << EOF
5970 _Static_assert(1, "success");
5971 int main(void) {
5972 return 0;
5973 }
5974 EOF
5975 if compile_prog "" "" ; then
5976 have_static_assert=yes
5977 fi
5978
5979 ##########################################
5980 # check for utmpx.h, it is missing e.g. on OpenBSD
5981
5982 have_utmpx=no
5983 cat > $TMPC << EOF
5984 #include <utmpx.h>
5985 struct utmpx user_info;
5986 int main(void) {
5987 return 0;
5988 }
5989 EOF
5990 if compile_prog "" "" ; then
5991 have_utmpx=yes
5992 fi
5993
5994 ##########################################
5995 # check for getrandom()
5996
5997 have_getrandom=no
5998 cat > $TMPC << EOF
5999 #include <sys/random.h>
6000 int main(void) {
6001 return getrandom(0, 0, GRND_NONBLOCK);
6002 }
6003 EOF
6004 if compile_prog "" "" ; then
6005 have_getrandom=yes
6006 fi
6007
6008 ##########################################
6009 # checks for sanitizers
6010
6011 have_asan=no
6012 have_ubsan=no
6013 have_asan_iface_h=no
6014 have_asan_iface_fiber=no
6015
6016 if test "$sanitizers" = "yes" ; then
6017 write_c_skeleton
6018 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6019 have_asan=yes
6020 fi
6021
6022 # we could use a simple skeleton for flags checks, but this also
6023 # detect the static linking issue of ubsan, see also:
6024 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6025 cat > $TMPC << EOF
6026 #include <stdlib.h>
6027 int main(void) {
6028 void *tmp = malloc(10);
6029 if (tmp != NULL) {
6030 return *(int *)(tmp + 2);
6031 }
6032 return 1;
6033 }
6034 EOF
6035 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6036 have_ubsan=yes
6037 fi
6038
6039 if check_include "sanitizer/asan_interface.h" ; then
6040 have_asan_iface_h=yes
6041 fi
6042
6043 cat > $TMPC << EOF
6044 #include <sanitizer/asan_interface.h>
6045 int main(void) {
6046 __sanitizer_start_switch_fiber(0, 0, 0);
6047 return 0;
6048 }
6049 EOF
6050 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6051 have_asan_iface_fiber=yes
6052 fi
6053 fi
6054
6055 ##########################################
6056 # checks for fuzzer
6057 if test "$fuzzing" = "yes" && test -z "${LIB_FUZZING_ENGINE+xxx}"; then
6058 write_c_fuzzer_skeleton
6059 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6060 have_fuzzer=yes
6061 else
6062 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6063 exit 1
6064 fi
6065 fi
6066
6067 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6068 # keep it separate until that is not the case.
6069 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6070 error_exit "TSAN is not supported with other sanitiziers."
6071 fi
6072 have_tsan=no
6073 have_tsan_iface_fiber=no
6074 if test "$tsan" = "yes" ; then
6075 write_c_skeleton
6076 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6077 have_tsan=yes
6078 fi
6079 cat > $TMPC << EOF
6080 #include <sanitizer/tsan_interface.h>
6081 int main(void) {
6082 __tsan_create_fiber(0);
6083 return 0;
6084 }
6085 EOF
6086 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6087 have_tsan_iface_fiber=yes
6088 fi
6089 fi
6090
6091 ##########################################
6092 # check for libpmem
6093
6094 if test "$libpmem" != "no"; then
6095 if $pkg_config --exists "libpmem"; then
6096 libpmem="yes"
6097 libpmem_libs=$($pkg_config --libs libpmem)
6098 libpmem_cflags=$($pkg_config --cflags libpmem)
6099 else
6100 if test "$libpmem" = "yes" ; then
6101 feature_not_found "libpmem" "Install nvml or pmdk"
6102 fi
6103 libpmem="no"
6104 fi
6105 fi
6106
6107 ##########################################
6108 # check for libdaxctl
6109
6110 if test "$libdaxctl" != "no"; then
6111 if $pkg_config --atleast-version=57 "libdaxctl"; then
6112 libdaxctl="yes"
6113 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6114 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6115 else
6116 if test "$libdaxctl" = "yes" ; then
6117 feature_not_found "libdaxctl" "Install libdaxctl"
6118 fi
6119 libdaxctl="no"
6120 fi
6121 fi
6122
6123 ##########################################
6124 # check for slirp
6125
6126 # slirp is only required when building softmmu targets
6127 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6128 slirp="no"
6129 fi
6130
6131 case "$slirp" in
6132 "" | yes)
6133 if $pkg_config slirp; then
6134 slirp=system
6135 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6136 slirp=git
6137 elif test -e "${source_path}/slirp/Makefile" ; then
6138 slirp=internal
6139 elif test -z "$slirp" ; then
6140 slirp=no
6141 else
6142 feature_not_found "slirp" "Install slirp devel or git submodule"
6143 fi
6144 ;;
6145
6146 system)
6147 if ! $pkg_config slirp; then
6148 feature_not_found "slirp" "Install slirp devel"
6149 fi
6150 ;;
6151 esac
6152
6153 case "$slirp" in
6154 git | internal)
6155 if test "$slirp" = git; then
6156 git_submodules="${git_submodules} slirp"
6157 fi
6158 mkdir -p slirp
6159 slirp_cflags="-I${source_path}/slirp/src -Islirp/src"
6160 slirp_libs="-Lslirp -lslirp"
6161 if test "$mingw32" = "yes" ; then
6162 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6163 fi
6164 ;;
6165
6166 system)
6167 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6168 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6169 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6170 ;;
6171
6172 no)
6173 ;;
6174 *)
6175 error_exit "Unknown state for slirp: $slirp"
6176 ;;
6177 esac
6178
6179 ##########################################
6180 # check for usable __NR_keyctl syscall
6181
6182 if test "$linux" = "yes" ; then
6183
6184 have_keyring=no
6185 cat > $TMPC << EOF
6186 #include <errno.h>
6187 #include <asm/unistd.h>
6188 #include <linux/keyctl.h>
6189 #include <unistd.h>
6190 int main(void) {
6191 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6192 }
6193 EOF
6194 if compile_prog "" "" ; then
6195 have_keyring=yes
6196 fi
6197 fi
6198 if test "$secret_keyring" != "no"
6199 then
6200 if test "$have_keyring" = "yes"
6201 then
6202 secret_keyring=yes
6203 else
6204 if test "$secret_keyring" = "yes"
6205 then
6206 error_exit "syscall __NR_keyctl requested, \
6207 but not implemented on your system"
6208 else
6209 secret_keyring=no
6210 fi
6211 fi
6212 fi
6213
6214 ##########################################
6215 # End of CC checks
6216 # After here, no more $cc or $ld runs
6217
6218 write_c_skeleton
6219
6220 if test "$gcov" = "yes" ; then
6221 :
6222 elif test "$fortify_source" = "yes" ; then
6223 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6224 debug=no
6225 fi
6226 if test "$debug_info" = "yes"; then
6227 CFLAGS="-g $CFLAGS"
6228 LDFLAGS="-g $LDFLAGS"
6229 fi
6230 if test "$debug" = "no"; then
6231 CFLAGS="-O2 $CFLAGS"
6232 fi
6233
6234 case "$ARCH" in
6235 alpha)
6236 # Ensure there's only a single GP
6237 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6238 ;;
6239 esac
6240
6241 if test "$gprof" = "yes" ; then
6242 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6243 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6244 fi
6245
6246 if test "$have_asan" = "yes"; then
6247 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6248 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6249 if test "$have_asan_iface_h" = "no" ; then
6250 echo "ASAN build enabled, but ASAN header missing." \
6251 "Without code annotation, the report may be inferior."
6252 elif test "$have_asan_iface_fiber" = "no" ; then
6253 echo "ASAN build enabled, but ASAN header is too old." \
6254 "Without code annotation, the report may be inferior."
6255 fi
6256 fi
6257 if test "$have_tsan" = "yes" ; then
6258 if test "$have_tsan_iface_fiber" = "yes" ; then
6259 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6260 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6261 else
6262 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6263 fi
6264 elif test "$tsan" = "yes" ; then
6265 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6266 fi
6267 if test "$have_ubsan" = "yes"; then
6268 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6269 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6270 fi
6271
6272 ##########################################
6273 # Do we have libnfs
6274 if test "$libnfs" != "no" ; then
6275 if $pkg_config --atleast-version=1.9.3 libnfs; then
6276 libnfs="yes"
6277 libnfs_libs=$($pkg_config --libs libnfs)
6278 else
6279 if test "$libnfs" = "yes" ; then
6280 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6281 fi
6282 libnfs="no"
6283 fi
6284 fi
6285
6286 ##########################################
6287 # Do we have libudev
6288 if test "$libudev" != "no" ; then
6289 if $pkg_config libudev && test "$static" != "yes"; then
6290 libudev="yes"
6291 libudev_libs=$($pkg_config --libs libudev)
6292 else
6293 libudev="no"
6294 fi
6295 fi
6296
6297 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6298 if test "$solaris" = "no" && test "$tsan" = "no"; then
6299 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6300 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6301 fi
6302 fi
6303
6304 # test if pod2man has --utf8 option
6305 if pod2man --help | grep -q utf8; then
6306 POD2MAN="pod2man --utf8"
6307 else
6308 POD2MAN="pod2man"
6309 fi
6310
6311 # Use ASLR, no-SEH and DEP if available
6312 if test "$mingw32" = "yes" ; then
6313 for flag in --dynamicbase --no-seh --nxcompat; do
6314 if ld_has $flag ; then
6315 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6316 fi
6317 done
6318 fi
6319
6320 # Disable OpenBSD W^X if available
6321 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6322 cat > $TMPC <<EOF
6323 int main(void) { return 0; }
6324 EOF
6325 wx_ldflags="-Wl,-z,wxneeded"
6326 if compile_prog "" "$wx_ldflags"; then
6327 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6328 fi
6329 fi
6330
6331 qemu_confdir="$sysconfdir/$qemu_suffix"
6332 qemu_moddir="$libdir/$qemu_suffix"
6333 qemu_datadir="$datadir/$qemu_suffix"
6334 qemu_docdir="$docdir/$qemu_suffix"
6335 qemu_localedir="$datadir/locale"
6336 qemu_icondir="$datadir/icons"
6337 qemu_desktopdir="$datadir/applications"
6338
6339 # We can only support ivshmem if we have eventfd
6340 if [ "$eventfd" = "yes" ]; then
6341 ivshmem=yes
6342 fi
6343
6344 if test "$softmmu" = yes ; then
6345 if test "$linux" = yes; then
6346 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6347 virtfs=yes
6348 else
6349 if test "$virtfs" = yes; then
6350 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6351 fi
6352 virtfs=no
6353 fi
6354 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6355 mpath=yes
6356 else
6357 if test "$mpath" = yes; then
6358 error_exit "Multipath requires libmpathpersist devel"
6359 fi
6360 mpath=no
6361 fi
6362 else
6363 if test "$virtfs" = yes; then
6364 error_exit "VirtFS is supported only on Linux"
6365 fi
6366 virtfs=no
6367 if test "$mpath" = yes; then
6368 error_exit "Multipath is supported only on Linux"
6369 fi
6370 mpath=no
6371 fi
6372 fi
6373
6374 # Probe for guest agent support/options
6375
6376 if [ "$guest_agent" != "no" ]; then
6377 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6378 guest_agent=no
6379 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6380 guest_agent=yes
6381 elif [ "$guest_agent" != yes ]; then
6382 guest_agent=no
6383 else
6384 error_exit "Guest agent is not supported on this platform"
6385 fi
6386 fi
6387
6388 # Guest agent Window MSI package
6389
6390 if test "$guest_agent" != yes; then
6391 if test "$guest_agent_msi" = yes; then
6392 error_exit "MSI guest agent package requires guest agent enabled"
6393 fi
6394 guest_agent_msi=no
6395 elif test "$mingw32" != "yes"; then
6396 if test "$guest_agent_msi" = "yes"; then
6397 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6398 fi
6399 guest_agent_msi=no
6400 elif ! has wixl; then
6401 if test "$guest_agent_msi" = "yes"; then
6402 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6403 fi
6404 guest_agent_msi=no
6405 else
6406 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6407 # disabled explicitly
6408 if test "$guest_agent_msi" != "no"; then
6409 guest_agent_msi=yes
6410 fi
6411 fi
6412
6413 if test "$guest_agent_msi" = "yes"; then
6414 if test "$guest_agent_with_vss" = "yes"; then
6415 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6416 fi
6417
6418 if test "$QEMU_GA_MANUFACTURER" = ""; then
6419 QEMU_GA_MANUFACTURER=QEMU
6420 fi
6421
6422 if test "$QEMU_GA_DISTRO" = ""; then
6423 QEMU_GA_DISTRO=Linux
6424 fi
6425
6426 if test "$QEMU_GA_VERSION" = ""; then
6427 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6428 fi
6429
6430 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6431
6432 case "$cpu" in
6433 x86_64)
6434 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6435 ;;
6436 i386)
6437 QEMU_GA_MSI_ARCH="-D Arch=32"
6438 ;;
6439 *)
6440 error_exit "CPU $cpu not supported for building installation package"
6441 ;;
6442 esac
6443 fi
6444
6445 # Mac OS X ships with a broken assembler
6446 roms=
6447 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6448 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6449 test "$softmmu" = yes ; then
6450 # Different host OS linkers have different ideas about the name of the ELF
6451 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6452 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6453 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6454 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6455 ld_i386_emulation="$emu"
6456 roms="optionrom"
6457 break
6458 fi
6459 done
6460 fi
6461
6462 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6463 if test "$cpu" = "s390x" ; then
6464 write_c_skeleton
6465 if compile_prog "-march=z900" ""; then
6466 roms="$roms s390-ccw"
6467 # SLOF is required for building the s390-ccw firmware on s390x,
6468 # since it is using the libnet code from SLOF for network booting.
6469 if test -e "${source_path}/.git" ; then
6470 git_submodules="${git_submodules} roms/SLOF"
6471 fi
6472 fi
6473 fi
6474
6475 # Check that the C++ compiler exists and works with the C compiler.
6476 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6477 if has $cxx; then
6478 cat > $TMPC <<EOF
6479 int c_function(void);
6480 int main(void) { return c_function(); }
6481 EOF
6482
6483 compile_object
6484
6485 cat > $TMPCXX <<EOF
6486 extern "C" {
6487 int c_function(void);
6488 }
6489 int c_function(void) { return 42; }
6490 EOF
6491
6492 update_cxxflags
6493
6494 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6495 # C++ compiler $cxx works ok with C compiler $cc
6496 :
6497 else
6498 echo "C++ compiler $cxx does not work with C compiler $cc"
6499 echo "Disabling C++ specific optional code"
6500 cxx=
6501 fi
6502 else
6503 echo "No C++ compiler available; disabling C++ specific optional code"
6504 cxx=
6505 fi
6506
6507 if test $git_update = 'yes' ; then
6508 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
6509 fi
6510 if test "$fdt" = "git" ; then
6511 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
6512 fi
6513
6514 config_host_mak="config-host.mak"
6515
6516 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6517 echo >> $config_host_mak
6518
6519 echo all: >> $config_host_mak
6520 echo "prefix=$prefix" >> $config_host_mak
6521 echo "bindir=$bindir" >> $config_host_mak
6522 echo "libdir=$libdir" >> $config_host_mak
6523 echo "libexecdir=$libexecdir" >> $config_host_mak
6524 echo "includedir=$includedir" >> $config_host_mak
6525 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6526 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6527 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6528 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6529 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6530 if test "$mingw32" = "no" ; then
6531 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6532 fi
6533 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6534 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6535 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6536 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6537 echo "GIT=$git" >> $config_host_mak
6538 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6539 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6540
6541 echo "ARCH=$ARCH" >> $config_host_mak
6542
6543 if test "$default_devices" = "yes" ; then
6544 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6545 else
6546 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6547 fi
6548 if test "$debug_tcg" = "yes" ; then
6549 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6550 fi
6551 if test "$strip_opt" = "yes" ; then
6552 echo "STRIP=${strip}" >> $config_host_mak
6553 fi
6554 if test "$bigendian" = "yes" ; then
6555 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6556 fi
6557 if test "$mingw32" = "yes" ; then
6558 echo "CONFIG_WIN32=y" >> $config_host_mak
6559 rc_version=$(cat $source_path/VERSION)
6560 version_major=${rc_version%%.*}
6561 rc_version=${rc_version#*.}
6562 version_minor=${rc_version%%.*}
6563 rc_version=${rc_version#*.}
6564 version_subminor=${rc_version%%.*}
6565 version_micro=0
6566 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6567 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6568 if test "$guest_agent_with_vss" = "yes" ; then
6569 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6570 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6571 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6572 fi
6573 if test "$guest_agent_ntddscsi" = "yes" ; then
6574 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6575 fi
6576 if test "$guest_agent_msi" = "yes"; then
6577 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6578 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6579 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6580 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6581 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6582 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6583 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6584 fi
6585 else
6586 echo "CONFIG_POSIX=y" >> $config_host_mak
6587 fi
6588
6589 if test "$linux" = "yes" ; then
6590 echo "CONFIG_LINUX=y" >> $config_host_mak
6591 fi
6592
6593 if test "$darwin" = "yes" ; then
6594 echo "CONFIG_DARWIN=y" >> $config_host_mak
6595 fi
6596
6597 if test "$solaris" = "yes" ; then
6598 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6599 fi
6600 if test "$haiku" = "yes" ; then
6601 echo "CONFIG_HAIKU=y" >> $config_host_mak
6602 fi
6603 if test "$static" = "yes" ; then
6604 echo "CONFIG_STATIC=y" >> $config_host_mak
6605 fi
6606 if test "$profiler" = "yes" ; then
6607 echo "CONFIG_PROFILER=y" >> $config_host_mak
6608 fi
6609 if test "$want_tools" = "yes" ; then
6610 echo "CONFIG_TOOLS=y" >> $config_host_mak
6611 fi
6612 if test "$guest_agent" = "yes" ; then
6613 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6614 fi
6615 if test "$slirp" != "no"; then
6616 echo "CONFIG_SLIRP=y" >> $config_host_mak
6617 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6618 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6619 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6620 fi
6621 subdirs=
6622 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6623 subdirs="$subdirs slirp"
6624 fi
6625 if test "$vde" = "yes" ; then
6626 echo "CONFIG_VDE=y" >> $config_host_mak
6627 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6628 fi
6629 if test "$netmap" = "yes" ; then
6630 echo "CONFIG_NETMAP=y" >> $config_host_mak
6631 fi
6632 if test "$l2tpv3" = "yes" ; then
6633 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6634 fi
6635 if test "$gprof" = "yes" ; then
6636 echo "CONFIG_GPROF=y" >> $config_host_mak
6637 fi
6638 if test "$cap_ng" = "yes" ; then
6639 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6640 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6641 fi
6642 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6643 for drv in $audio_drv_list; do
6644 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6645 echo "$def=y" >> $config_host_mak
6646 done
6647 if test "$alsa" = "yes" ; then
6648 echo "CONFIG_ALSA=y" >> $config_host_mak
6649 fi
6650 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6651 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6652 if test "$libpulse" = "yes" ; then
6653 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6654 fi
6655 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6656 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6657 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6658 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6659 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6660 if test "$libjack" = "yes" ; then
6661 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6662 fi
6663 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6664 if test "$audio_win_int" = "yes" ; then
6665 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6666 fi
6667 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6668 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6669 if test "$xfs" = "yes" ; then
6670 echo "CONFIG_XFS=y" >> $config_host_mak
6671 fi
6672 qemu_version=$(head $source_path/VERSION)
6673 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6674 echo "SRC_PATH=$source_path" >> $config_host_mak
6675 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6676 if [ "$docs" = "yes" ] ; then
6677 echo "BUILD_DOCS=yes" >> $config_host_mak
6678 fi
6679 if test "$modules" = "yes"; then
6680 # $shacmd can generate a hash started with digit, which the compiler doesn't
6681 # like as an symbol. So prefix it with an underscore
6682 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6683 echo "CONFIG_MODULES=y" >> $config_host_mak
6684 fi
6685 if test "$module_upgrades" = "yes"; then
6686 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6687 fi
6688 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6689 echo "CONFIG_X11=y" >> $config_host_mak
6690 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6691 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6692 fi
6693 if test "$cocoa" = "yes" ; then
6694 echo "CONFIG_COCOA=y" >> $config_host_mak
6695 fi
6696 if test "$iconv" = "yes" ; then
6697 echo "CONFIG_ICONV=y" >> $config_host_mak
6698 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6699 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6700 fi
6701 if test "$curses" = "yes" ; then
6702 echo "CONFIG_CURSES=y" >> $config_host_mak
6703 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6704 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6705 fi
6706 if test "$pipe2" = "yes" ; then
6707 echo "CONFIG_PIPE2=y" >> $config_host_mak
6708 fi
6709 if test "$accept4" = "yes" ; then
6710 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6711 fi
6712 if test "$splice" = "yes" ; then
6713 echo "CONFIG_SPLICE=y" >> $config_host_mak
6714 fi
6715 if test "$eventfd" = "yes" ; then
6716 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6717 fi
6718 if test "$memfd" = "yes" ; then
6719 echo "CONFIG_MEMFD=y" >> $config_host_mak
6720 fi
6721 if test "$have_usbfs" = "yes" ; then
6722 echo "CONFIG_USBFS=y" >> $config_host_mak
6723 fi
6724 if test "$fallocate" = "yes" ; then
6725 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6726 fi
6727 if test "$fallocate_punch_hole" = "yes" ; then
6728 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6729 fi
6730 if test "$fallocate_zero_range" = "yes" ; then
6731 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6732 fi
6733 if test "$posix_fallocate" = "yes" ; then
6734 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6735 fi
6736 if test "$sync_file_range" = "yes" ; then
6737 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6738 fi
6739 if test "$fiemap" = "yes" ; then
6740 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6741 fi
6742 if test "$dup3" = "yes" ; then
6743 echo "CONFIG_DUP3=y" >> $config_host_mak
6744 fi
6745 if test "$ppoll" = "yes" ; then
6746 echo "CONFIG_PPOLL=y" >> $config_host_mak
6747 fi
6748 if test "$prctl_pr_set_timerslack" = "yes" ; then
6749 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6750 fi
6751 if test "$epoll" = "yes" ; then
6752 echo "CONFIG_EPOLL=y" >> $config_host_mak
6753 fi
6754 if test "$epoll_create1" = "yes" ; then
6755 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6756 fi
6757 if test "$sendfile" = "yes" ; then
6758 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6759 fi
6760 if test "$timerfd" = "yes" ; then
6761 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6762 fi
6763 if test "$setns" = "yes" ; then
6764 echo "CONFIG_SETNS=y" >> $config_host_mak
6765 fi
6766 if test "$clock_adjtime" = "yes" ; then
6767 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6768 fi
6769 if test "$syncfs" = "yes" ; then
6770 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6771 fi
6772 if test "$kcov" = "yes" ; then
6773 echo "CONFIG_KCOV=y" >> $config_host_mak
6774 fi
6775 if test "$btrfs" = "yes" ; then
6776 echo "CONFIG_BTRFS=y" >> $config_host_mak
6777 fi
6778 if test "$inotify" = "yes" ; then
6779 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6780 fi
6781 if test "$inotify1" = "yes" ; then
6782 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6783 fi
6784 if test "$sem_timedwait" = "yes" ; then
6785 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6786 fi
6787 if test "$strchrnul" = "yes" ; then
6788 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6789 fi
6790 if test "$st_atim" = "yes" ; then
6791 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6792 fi
6793 if test "$byteswap_h" = "yes" ; then
6794 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6795 fi
6796 if test "$bswap_h" = "yes" ; then
6797 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6798 fi
6799 if test "$curl" = "yes" ; then
6800 echo "CONFIG_CURL=y" >> $config_host_mak
6801 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6802 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6803 fi
6804 if test "$brlapi" = "yes" ; then
6805 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6806 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6807 fi
6808 if test "$gtk" = "yes" ; then
6809 echo "CONFIG_GTK=y" >> $config_host_mak
6810 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6811 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6812 if test "$gtk_gl" = "yes" ; then
6813 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6814 fi
6815 fi
6816 if test "$gio" = "yes" ; then
6817 echo "CONFIG_GIO=y" >> $config_host_mak
6818 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6819 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6820 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6821 fi
6822 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6823 if test "$gnutls" = "yes" ; then
6824 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6825 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6826 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6827 fi
6828 if test "$gcrypt" = "yes" ; then
6829 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6830 if test "$gcrypt_hmac" = "yes" ; then
6831 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6832 fi
6833 echo "GCRYPT_CFLAGS=$gcrypt_cflags" >> $config_host_mak
6834 echo "GCRYPT_LIBS=$gcrypt_libs" >> $config_host_mak
6835 fi
6836 if test "$nettle" = "yes" ; then
6837 echo "CONFIG_NETTLE=y" >> $config_host_mak
6838 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6839 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
6840 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
6841 fi
6842 if test "$qemu_private_xts" = "yes" ; then
6843 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
6844 fi
6845 if test "$tasn1" = "yes" ; then
6846 echo "CONFIG_TASN1=y" >> $config_host_mak
6847 fi
6848 if test "$auth_pam" = "yes" ; then
6849 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
6850 fi
6851 if test "$have_ifaddrs_h" = "yes" ; then
6852 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6853 fi
6854 if test "$have_drm_h" = "yes" ; then
6855 echo "HAVE_DRM_H=y" >> $config_host_mak
6856 fi
6857 if test "$have_broken_size_max" = "yes" ; then
6858 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6859 fi
6860 if test "$have_openpty" = "yes" ; then
6861 echo "HAVE_OPENPTY=y" >> $config_host_mak
6862 fi
6863 if test "$have_sys_signal_h" = "yes" ; then
6864 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
6865 fi
6866
6867 # Work around a system header bug with some kernel/XFS header
6868 # versions where they both try to define 'struct fsxattr':
6869 # xfs headers will not try to redefine structs from linux headers
6870 # if this macro is set.
6871 if test "$have_fsxattr" = "yes" ; then
6872 echo "HAVE_FSXATTR=y" >> $config_host_mak
6873 fi
6874 if test "$have_copy_file_range" = "yes" ; then
6875 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
6876 fi
6877 if test "$vte" = "yes" ; then
6878 echo "CONFIG_VTE=y" >> $config_host_mak
6879 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
6880 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
6881 fi
6882 if test "$virglrenderer" = "yes" ; then
6883 echo "CONFIG_VIRGL=y" >> $config_host_mak
6884 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
6885 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
6886 fi
6887 if test "$xen" = "yes" ; then
6888 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
6889 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
6890 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
6891 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
6892 fi
6893 if test "$linux_aio" = "yes" ; then
6894 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
6895 fi
6896 if test "$linux_io_uring" = "yes" ; then
6897 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
6898 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
6899 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
6900 fi
6901 if test "$attr" = "yes" ; then
6902 echo "CONFIG_ATTR=y" >> $config_host_mak
6903 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
6904 fi
6905 if test "$libattr" = "yes" ; then
6906 echo "CONFIG_LIBATTR=y" >> $config_host_mak
6907 fi
6908 if test "$virtfs" = "yes" ; then
6909 echo "CONFIG_VIRTFS=y" >> $config_host_mak
6910 fi
6911 if test "$mpath" = "yes" ; then
6912 echo "CONFIG_MPATH=y" >> $config_host_mak
6913 if test "$mpathpersist_new_api" = "yes"; then
6914 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
6915 fi
6916 fi
6917 if test "$vhost_scsi" = "yes" ; then
6918 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
6919 fi
6920 if test "$vhost_net" = "yes" ; then
6921 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
6922 fi
6923 if test "$vhost_net_user" = "yes" ; then
6924 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
6925 fi
6926 if test "$vhost_net_vdpa" = "yes" ; then
6927 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
6928 fi
6929 if test "$vhost_crypto" = "yes" ; then
6930 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
6931 fi
6932 if test "$vhost_vsock" = "yes" ; then
6933 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
6934 if test "$vhost_user" = "yes" ; then
6935 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
6936 fi
6937 fi
6938 if test "$vhost_kernel" = "yes" ; then
6939 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
6940 fi
6941 if test "$vhost_user" = "yes" ; then
6942 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
6943 fi
6944 if test "$vhost_vdpa" = "yes" ; then
6945 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
6946 fi
6947 if test "$vhost_user_fs" = "yes" ; then
6948 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
6949 fi
6950 if test "$blobs" = "yes" ; then
6951 echo "INSTALL_BLOBS=yes" >> $config_host_mak
6952 fi
6953 if test "$iovec" = "yes" ; then
6954 echo "CONFIG_IOVEC=y" >> $config_host_mak
6955 fi
6956 if test "$preadv" = "yes" ; then
6957 echo "CONFIG_PREADV=y" >> $config_host_mak
6958 fi
6959 if test "$fdt" != "no" ; then
6960 echo "CONFIG_FDT=y" >> $config_host_mak
6961 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
6962 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
6963 fi
6964 if test "$membarrier" = "yes" ; then
6965 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
6966 fi
6967 if test "$signalfd" = "yes" ; then
6968 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
6969 fi
6970 if test "$optreset" = "yes" ; then
6971 echo "HAVE_OPTRESET=y" >> $config_host_mak
6972 fi
6973 if test "$tcg" = "yes"; then
6974 echo "CONFIG_TCG=y" >> $config_host_mak
6975 if test "$tcg_interpreter" = "yes" ; then
6976 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
6977 fi
6978 fi
6979 if test "$fdatasync" = "yes" ; then
6980 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
6981 fi
6982 if test "$madvise" = "yes" ; then
6983 echo "CONFIG_MADVISE=y" >> $config_host_mak
6984 fi
6985 if test "$posix_madvise" = "yes" ; then
6986 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
6987 fi
6988 if test "$posix_memalign" = "yes" ; then
6989 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
6990 fi
6991 if test "$spice" = "yes" ; then
6992 echo "CONFIG_SPICE=y" >> $config_host_mak
6993 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
6994 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
6995 fi
6996
6997 if test "$smartcard" = "yes" ; then
6998 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
6999 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7000 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7001 fi
7002
7003 if test "$libusb" = "yes" ; then
7004 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7005 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7006 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7007 fi
7008
7009 if test "$usb_redir" = "yes" ; then
7010 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7011 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7012 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7013 fi
7014
7015 if test "$opengl" = "yes" ; then
7016 echo "CONFIG_OPENGL=y" >> $config_host_mak
7017 echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
7018 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7019 if test "$opengl_dmabuf" = "yes" ; then
7020 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7021 fi
7022 fi
7023
7024 if test "$gbm" = "yes" ; then
7025 echo "CONFIG_GBM=y" >> $config_host_mak
7026 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7027 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7028 fi
7029
7030
7031 if test "$malloc_trim" = "yes" ; then
7032 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7033 fi
7034
7035 if test "$avx2_opt" = "yes" ; then
7036 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7037 fi
7038
7039 if test "$avx512f_opt" = "yes" ; then
7040 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7041 fi
7042
7043 if test "$lzo" = "yes" ; then
7044 echo "CONFIG_LZO=y" >> $config_host_mak
7045 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7046 fi
7047
7048 if test "$snappy" = "yes" ; then
7049 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7050 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7051 fi
7052
7053 if test "$bzip2" = "yes" ; then
7054 echo "CONFIG_BZIP2=y" >> $config_host_mak
7055 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7056 fi
7057
7058 if test "$lzfse" = "yes" ; then
7059 echo "CONFIG_LZFSE=y" >> $config_host_mak
7060 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7061 fi
7062
7063 if test "$zstd" = "yes" ; then
7064 echo "CONFIG_ZSTD=y" >> $config_host_mak
7065 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7066 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7067 fi
7068
7069 if test "$libiscsi" = "yes" ; then
7070 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7071 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7072 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7073 fi
7074
7075 if test "$libnfs" = "yes" ; then
7076 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7077 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7078 fi
7079
7080 if test "$seccomp" = "yes"; then
7081 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7082 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7083 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7084 fi
7085
7086 # XXX: suppress that
7087 if [ "$bsd" = "yes" ] ; then
7088 echo "CONFIG_BSD=y" >> $config_host_mak
7089 fi
7090
7091 if test "$localtime_r" = "yes" ; then
7092 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7093 fi
7094 if test "$qom_cast_debug" = "yes" ; then
7095 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7096 fi
7097 if test "$rbd" = "yes" ; then
7098 echo "CONFIG_RBD=y" >> $config_host_mak
7099 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7100 fi
7101
7102 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7103 if test "$coroutine_pool" = "yes" ; then
7104 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7105 else
7106 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7107 fi
7108
7109 if test "$debug_stack_usage" = "yes" ; then
7110 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7111 fi
7112
7113 if test "$crypto_afalg" = "yes" ; then
7114 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7115 fi
7116
7117 if test "$open_by_handle_at" = "yes" ; then
7118 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7119 fi
7120
7121 if test "$linux_magic_h" = "yes" ; then
7122 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7123 fi
7124
7125 if test "$valgrind_h" = "yes" ; then
7126 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7127 fi
7128
7129 if test "$have_asan_iface_fiber" = "yes" ; then
7130 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7131 fi
7132
7133 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7134 echo "CONFIG_TSAN=y" >> $config_host_mak
7135 fi
7136
7137 if test "$has_environ" = "yes" ; then
7138 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7139 fi
7140
7141 if test "$cpuid_h" = "yes" ; then
7142 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7143 fi
7144
7145 if test "$int128" = "yes" ; then
7146 echo "CONFIG_INT128=y" >> $config_host_mak
7147 fi
7148
7149 if test "$atomic128" = "yes" ; then
7150 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7151 fi
7152
7153 if test "$cmpxchg128" = "yes" ; then
7154 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7155 fi
7156
7157 if test "$atomic64" = "yes" ; then
7158 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7159 fi
7160
7161 if test "$attralias" = "yes" ; then
7162 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7163 fi
7164
7165 if test "$getauxval" = "yes" ; then
7166 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7167 fi
7168
7169 if test "$glusterfs" = "yes" ; then
7170 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7171 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7172 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7173 fi
7174
7175 if test "$glusterfs_xlator_opt" = "yes" ; then
7176 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7177 fi
7178
7179 if test "$glusterfs_discard" = "yes" ; then
7180 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7181 fi
7182
7183 if test "$glusterfs_fallocate" = "yes" ; then
7184 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7185 fi
7186
7187 if test "$glusterfs_zerofill" = "yes" ; then
7188 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7189 fi
7190
7191 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7192 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7193 fi
7194
7195 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7196 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7197 fi
7198
7199 if test "$libssh" = "yes" ; then
7200 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7201 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7202 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7203 fi
7204
7205 if test "$live_block_migration" = "yes" ; then
7206 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7207 fi
7208
7209 if test "$tpm" = "yes"; then
7210 echo 'CONFIG_TPM=y' >> $config_host_mak
7211 fi
7212
7213 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7214 if have_backend "nop"; then
7215 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7216 fi
7217 if have_backend "simple"; then
7218 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7219 # Set the appropriate trace file.
7220 trace_file="\"$trace_file-\" FMT_pid"
7221 fi
7222 if have_backend "log"; then
7223 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7224 fi
7225 if have_backend "ust"; then
7226 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7227 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7228 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7229 fi
7230 if have_backend "dtrace"; then
7231 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7232 if test "$trace_backend_stap" = "yes" ; then
7233 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7234 fi
7235 fi
7236 if have_backend "ftrace"; then
7237 if test "$linux" = "yes" ; then
7238 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7239 else
7240 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7241 fi
7242 fi
7243 if have_backend "syslog"; then
7244 if test "$posix_syslog" = "yes" ; then
7245 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7246 else
7247 feature_not_found "syslog(trace backend)" "syslog not available"
7248 fi
7249 fi
7250 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7251
7252 if test "$rdma" = "yes" ; then
7253 echo "CONFIG_RDMA=y" >> $config_host_mak
7254 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7255 fi
7256
7257 if test "$pvrdma" = "yes" ; then
7258 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7259 fi
7260
7261 if test "$have_rtnetlink" = "yes" ; then
7262 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7263 fi
7264
7265 if test "$libxml2" = "yes" ; then
7266 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7267 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7268 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7269 fi
7270
7271 if test "$replication" = "yes" ; then
7272 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7273 fi
7274
7275 if test "$have_af_vsock" = "yes" ; then
7276 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7277 fi
7278
7279 if test "$have_sysmacros" = "yes" ; then
7280 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7281 fi
7282
7283 if test "$have_static_assert" = "yes" ; then
7284 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7285 fi
7286
7287 if test "$have_utmpx" = "yes" ; then
7288 echo "HAVE_UTMPX=y" >> $config_host_mak
7289 fi
7290 if test "$have_getrandom" = "yes" ; then
7291 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7292 fi
7293 if test "$ivshmem" = "yes" ; then
7294 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7295 fi
7296 if test "$capstone" != "no" ; then
7297 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7298 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7299 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7300 fi
7301 if test "$debug_mutex" = "yes" ; then
7302 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7303 fi
7304
7305 # Hold two types of flag:
7306 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7307 # a thread we have a handle to
7308 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7309 # platform
7310 if test "$pthread_setname_np_w_tid" = "yes" ; then
7311 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7312 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7313 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7314 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7315 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7316 fi
7317
7318 if test "$libpmem" = "yes" ; then
7319 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7320 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7321 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7322 fi
7323
7324 if test "$libdaxctl" = "yes" ; then
7325 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7326 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak
7327 fi
7328
7329 if test "$bochs" = "yes" ; then
7330 echo "CONFIG_BOCHS=y" >> $config_host_mak
7331 fi
7332 if test "$cloop" = "yes" ; then
7333 echo "CONFIG_CLOOP=y" >> $config_host_mak
7334 fi
7335 if test "$dmg" = "yes" ; then
7336 echo "CONFIG_DMG=y" >> $config_host_mak
7337 fi
7338 if test "$qcow1" = "yes" ; then
7339 echo "CONFIG_QCOW1=y" >> $config_host_mak
7340 fi
7341 if test "$vdi" = "yes" ; then
7342 echo "CONFIG_VDI=y" >> $config_host_mak
7343 fi
7344 if test "$vvfat" = "yes" ; then
7345 echo "CONFIG_VVFAT=y" >> $config_host_mak
7346 fi
7347 if test "$qed" = "yes" ; then
7348 echo "CONFIG_QED=y" >> $config_host_mak
7349 fi
7350 if test "$parallels" = "yes" ; then
7351 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7352 fi
7353 if test "$sheepdog" = "yes" ; then
7354 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7355 fi
7356 if test "$pty_h" = "yes" ; then
7357 echo "HAVE_PTY_H=y" >> $config_host_mak
7358 fi
7359 if test "$have_mlockall" = "yes" ; then
7360 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7361 fi
7362 if test "$fuzzing" = "yes" ; then
7363 # If LIB_FUZZING_ENGINE is set, assume we are running on OSS-Fuzz, and the
7364 # needed CFLAGS have already been provided
7365 if test -z "${LIB_FUZZING_ENGINE+xxx}" ; then
7366 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7367 FUZZ_EXE_LDFLAGS="-fsanitize=fuzzer"
7368 else
7369 FUZZ_EXE_LDFLAGS="$LIB_FUZZING_ENGINE"
7370 fi
7371 fi
7372
7373 if test "$plugins" = "yes" ; then
7374 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7375 # Copy the export object list to the build dir
7376 if test "$ld_dynamic_list" = "yes" ; then
7377 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7378 ld_symbols=qemu-plugins-ld.symbols
7379 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7380 elif test "$ld_exported_symbols_list" = "yes" ; then
7381 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7382 ld64_symbols=qemu-plugins-ld64.symbols
7383 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7384 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7385 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7386 else
7387 error_exit \
7388 "If \$plugins=yes, either \$ld_dynamic_list or " \
7389 "\$ld_exported_symbols_list should have been set to 'yes'."
7390 fi
7391 fi
7392
7393 if test -n "$gdb_bin" ; then
7394 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7395 fi
7396
7397 if test "$secret_keyring" = "yes" ; then
7398 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7399 fi
7400
7401 if test "$tcg_interpreter" = "yes"; then
7402 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7403 elif test "$ARCH" = "sparc64" ; then
7404 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7405 elif test "$ARCH" = "s390x" ; then
7406 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7407 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7408 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7409 elif test "$ARCH" = "ppc64" ; then
7410 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7411 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7412 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7413 else
7414 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7415 fi
7416
7417 echo "ROMS=$roms" >> $config_host_mak
7418 echo "MAKE=$make" >> $config_host_mak
7419 echo "PYTHON=$python" >> $config_host_mak
7420 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7421 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7422 echo "MESON=$meson" >> $config_host_mak
7423 echo "CC=$cc" >> $config_host_mak
7424 if $iasl -h > /dev/null 2>&1; then
7425 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7426 fi
7427 echo "CXX=$cxx" >> $config_host_mak
7428 echo "OBJCC=$objcc" >> $config_host_mak
7429 echo "AR=$ar" >> $config_host_mak
7430 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7431 echo "AS=$as" >> $config_host_mak
7432 echo "CCAS=$ccas" >> $config_host_mak
7433 echo "CPP=$cpp" >> $config_host_mak
7434 echo "OBJCOPY=$objcopy" >> $config_host_mak
7435 echo "LD=$ld" >> $config_host_mak
7436 echo "RANLIB=$ranlib" >> $config_host_mak
7437 echo "NM=$nm" >> $config_host_mak
7438 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7439 echo "WINDRES=$windres" >> $config_host_mak
7440 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7441 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7442 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7443 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7444 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7445 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7446 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7447 if test "$sparse" = "yes" ; then
7448 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7449 fi
7450 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7451 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7452 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7453 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7454 echo "EXESUF=$EXESUF" >> $config_host_mak
7455 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7456 echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7457 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7458 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7459 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7460 if test "$gcov" = "yes" ; then
7461 echo "CONFIG_GCOV=y" >> $config_host_mak
7462 fi
7463
7464 if test "$libudev" != "no"; then
7465 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7466 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7467 fi
7468 if test "$fuzzing" != "no"; then
7469 echo "CONFIG_FUZZ=y" >> $config_host_mak
7470 fi
7471 echo "FUZZ_EXE_LDFLAGS=$FUZZ_EXE_LDFLAGS" >> $config_host_mak
7472
7473 if test "$edk2_blobs" = "yes" ; then
7474 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7475 fi
7476
7477 if test "$rng_none" = "yes"; then
7478 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7479 fi
7480
7481 # use included Linux headers
7482 if test "$linux" = "yes" ; then
7483 mkdir -p linux-headers
7484 case "$cpu" in
7485 i386|x86_64|x32)
7486 linux_arch=x86
7487 ;;
7488 ppc|ppc64|ppc64le)
7489 linux_arch=powerpc
7490 ;;
7491 s390x)
7492 linux_arch=s390
7493 ;;
7494 aarch64)
7495 linux_arch=arm64
7496 ;;
7497 mips64)
7498 linux_arch=mips
7499 ;;
7500 *)
7501 # For most CPUs the kernel architecture name and QEMU CPU name match.
7502 linux_arch="$cpu"
7503 ;;
7504 esac
7505 # For non-KVM architectures we will not have asm headers
7506 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7507 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7508 fi
7509 fi
7510
7511 for target in $target_list; do
7512 target_dir="$target"
7513 config_target_mak=$target_dir/config-target.mak
7514 target_name=$(echo $target | cut -d '-' -f 1)
7515 target_aligned_only="no"
7516 case "$target_name" in
7517 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7518 target_aligned_only="yes"
7519 ;;
7520 esac
7521 target_bigendian="no"
7522 case "$target_name" in
7523 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7524 target_bigendian="yes"
7525 ;;
7526 esac
7527 target_softmmu="no"
7528 target_user_only="no"
7529 target_linux_user="no"
7530 target_bsd_user="no"
7531 case "$target" in
7532 ${target_name}-softmmu)
7533 target_softmmu="yes"
7534 ;;
7535 ${target_name}-linux-user)
7536 target_user_only="yes"
7537 target_linux_user="yes"
7538 ;;
7539 ${target_name}-bsd-user)
7540 target_user_only="yes"
7541 target_bsd_user="yes"
7542 ;;
7543 *)
7544 error_exit "Target '$target' not recognised"
7545 exit 1
7546 ;;
7547 esac
7548
7549 mkdir -p $target_dir
7550 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7551
7552 bflt="no"
7553 mttcg="no"
7554 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7555 gdb_xml_files=""
7556
7557 TARGET_ARCH="$target_name"
7558 TARGET_BASE_ARCH=""
7559 TARGET_ABI_DIR=""
7560 TARGET_SYSTBL_ABI=""
7561 TARGET_SYSTBL=""
7562
7563 case "$target_name" in
7564 i386)
7565 mttcg="yes"
7566 gdb_xml_files="i386-32bit.xml"
7567 TARGET_SYSTBL_ABI=i386
7568 TARGET_SYSTBL=syscall_32.tbl
7569 ;;
7570 x86_64)
7571 TARGET_BASE_ARCH=i386
7572 TARGET_SYSTBL_ABI=common,64
7573 TARGET_SYSTBL=syscall_64.tbl
7574 mttcg="yes"
7575 gdb_xml_files="i386-64bit.xml"
7576 ;;
7577 alpha)
7578 mttcg="yes"
7579 TARGET_SYSTBL_ABI=common
7580 ;;
7581 arm|armeb)
7582 TARGET_ARCH=arm
7583 TARGET_SYSTBL_ABI=common,oabi
7584 bflt="yes"
7585 mttcg="yes"
7586 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7587 ;;
7588 aarch64|aarch64_be)
7589 TARGET_ARCH=aarch64
7590 TARGET_BASE_ARCH=arm
7591 bflt="yes"
7592 mttcg="yes"
7593 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"
7594 ;;
7595 avr)
7596 gdb_xml_files="avr-cpu.xml"
7597 target_compiler=$cross_cc_avr
7598 ;;
7599 cris)
7600 ;;
7601 hppa)
7602 mttcg="yes"
7603 TARGET_SYSTBL_ABI=common,32
7604 ;;
7605 lm32)
7606 ;;
7607 m68k)
7608 bflt="yes"
7609 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7610 TARGET_SYSTBL_ABI=common
7611 ;;
7612 microblaze|microblazeel)
7613 TARGET_ARCH=microblaze
7614 TARGET_SYSTBL_ABI=common
7615 mttcg="yes"
7616 bflt="yes"
7617 ;;
7618 mips|mipsel)
7619 mttcg="yes"
7620 TARGET_ARCH=mips
7621 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7622 TARGET_SYSTBL_ABI=o32
7623 TARGET_SYSTBL=syscall_o32.tbl
7624 ;;
7625 mipsn32|mipsn32el)
7626 mttcg="yes"
7627 TARGET_ARCH=mips64
7628 TARGET_BASE_ARCH=mips
7629 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7630 echo "TARGET_ABI32=y" >> $config_target_mak
7631 TARGET_SYSTBL_ABI=n32
7632 TARGET_SYSTBL=syscall_n32.tbl
7633 ;;
7634 mips64|mips64el)
7635 mttcg="no"
7636 TARGET_ARCH=mips64
7637 TARGET_BASE_ARCH=mips
7638 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7639 TARGET_SYSTBL_ABI=n64
7640 TARGET_SYSTBL=syscall_n64.tbl
7641 ;;
7642 moxie)
7643 ;;
7644 nios2)
7645 ;;
7646 or1k)
7647 TARGET_ARCH=openrisc
7648 TARGET_BASE_ARCH=openrisc
7649 ;;
7650 ppc)
7651 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7652 TARGET_SYSTBL_ABI=common,nospu,32
7653 ;;
7654 ppc64)
7655 TARGET_BASE_ARCH=ppc
7656 TARGET_ABI_DIR=ppc
7657 TARGET_SYSTBL_ABI=common,nospu,64
7658 mttcg=yes
7659 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7660 ;;
7661 ppc64le)
7662 TARGET_ARCH=ppc64
7663 TARGET_BASE_ARCH=ppc
7664 TARGET_ABI_DIR=ppc
7665 TARGET_SYSTBL_ABI=common,nospu,64
7666 mttcg=yes
7667 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7668 ;;
7669 ppc64abi32)
7670 TARGET_ARCH=ppc64
7671 TARGET_BASE_ARCH=ppc
7672 TARGET_ABI_DIR=ppc
7673 TARGET_SYSTBL_ABI=common,nospu,32
7674 echo "TARGET_ABI32=y" >> $config_target_mak
7675 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7676 ;;
7677 riscv32)
7678 TARGET_BASE_ARCH=riscv
7679 TARGET_ABI_DIR=riscv
7680 mttcg=yes
7681 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7682 ;;
7683 riscv64)
7684 TARGET_BASE_ARCH=riscv
7685 TARGET_ABI_DIR=riscv
7686 mttcg=yes
7687 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7688 ;;
7689 rx)
7690 TARGET_ARCH=rx
7691 bflt="yes"
7692 target_compiler=$cross_cc_rx
7693 gdb_xml_files="rx-core.xml"
7694 ;;
7695 sh4|sh4eb)
7696 TARGET_ARCH=sh4
7697 TARGET_SYSTBL_ABI=common
7698 bflt="yes"
7699 ;;
7700 sparc)
7701 TARGET_SYSTBL_ABI=common,32
7702 ;;
7703 sparc64)
7704 TARGET_BASE_ARCH=sparc
7705 TARGET_SYSTBL_ABI=common,64
7706 ;;
7707 sparc32plus)
7708 TARGET_ARCH=sparc64
7709 TARGET_BASE_ARCH=sparc
7710 TARGET_ABI_DIR=sparc
7711 TARGET_SYSTBL_ABI=common,32
7712 echo "TARGET_ABI32=y" >> $config_target_mak
7713 ;;
7714 s390x)
7715 TARGET_SYSTBL_ABI=common,64
7716 mttcg=yes
7717 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7718 ;;
7719 tilegx)
7720 ;;
7721 tricore)
7722 ;;
7723 unicore32)
7724 ;;
7725 xtensa|xtensaeb)
7726 TARGET_ARCH=xtensa
7727 TARGET_SYSTBL_ABI=common
7728 bflt="yes"
7729 mttcg="yes"
7730 ;;
7731 *)
7732 error_exit "Unsupported target CPU"
7733 ;;
7734 esac
7735 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7736 if [ "$TARGET_BASE_ARCH" = "" ]; then
7737 TARGET_BASE_ARCH=$TARGET_ARCH
7738 fi
7739 if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7740 TARGET_SYSTBL=syscall.tbl
7741 fi
7742
7743 upper() {
7744 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7745 }
7746
7747 target_arch_name="$(upper $TARGET_ARCH)"
7748 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7749 echo "TARGET_NAME=$target_name" >> $config_target_mak
7750 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7751 if [ "$TARGET_ABI_DIR" = "" ]; then
7752 TARGET_ABI_DIR=$TARGET_ARCH
7753 fi
7754 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7755 if [ "$HOST_VARIANT_DIR" != "" ]; then
7756 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7757 fi
7758 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7759 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7760 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7761 fi
7762
7763 if supported_xen_target $target; then
7764 echo "CONFIG_XEN=y" >> $config_target_mak
7765 if test "$xen_pci_passthrough" = yes; then
7766 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7767 fi
7768 fi
7769 if supported_kvm_target $target; then
7770 echo "CONFIG_KVM=y" >> $config_target_mak
7771 fi
7772 if supported_hax_target $target; then
7773 echo "CONFIG_HAX=y" >> $config_target_mak
7774 fi
7775 if supported_hvf_target $target; then
7776 echo "CONFIG_HVF=y" >> $config_target_mak
7777 fi
7778 if supported_whpx_target $target; then
7779 echo "CONFIG_WHPX=y" >> $config_target_mak
7780 fi
7781 if test "$target_aligned_only" = "yes" ; then
7782 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7783 fi
7784 if test "$target_bigendian" = "yes" ; then
7785 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7786 fi
7787 if test "$target_softmmu" = "yes" ; then
7788 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7789 if test "$mttcg" = "yes" ; then
7790 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7791 fi
7792 fi
7793 if test "$target_user_only" = "yes" ; then
7794 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7795 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7796 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7797 else
7798 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7799 fi
7800 if test "$target_linux_user" = "yes" ; then
7801 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7802 fi
7803 list=""
7804 if test ! -z "$gdb_xml_files" ; then
7805 for x in $gdb_xml_files; do
7806 list="$list gdb-xml/$x"
7807 done
7808 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7809 fi
7810
7811 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7812 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7813 fi
7814 if test "$target_bsd_user" = "yes" ; then
7815 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7816 fi
7817
7818 done # for target in $targets
7819
7820 if [ "$fdt" = "git" ]; then
7821 subdirs="$subdirs dtc"
7822 fi
7823 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
7824 subdirs="$subdirs capstone"
7825 fi
7826 echo "SUBDIRS=$subdirs" >> $config_host_mak
7827 if test -n "$LIBCAPSTONE"; then
7828 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
7829 fi
7830
7831 if test "$numa" = "yes"; then
7832 echo "CONFIG_NUMA=y" >> $config_host_mak
7833 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
7834 fi
7835
7836 if test "$ccache_cpp2" = "yes"; then
7837 echo "export CCACHE_CPP2=y" >> $config_host_mak
7838 fi
7839
7840 if test "$safe_stack" = "yes"; then
7841 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
7842 fi
7843
7844 # If we're using a separate build tree, set it up now.
7845 # DIRS are directories which we simply mkdir in the build tree;
7846 # LINKS are things to symlink back into the source tree
7847 # (these can be both files and directories).
7848 # Caution: do not add files or directories here using wildcards. This
7849 # will result in problems later if a new file matching the wildcard is
7850 # added to the source tree -- nothing will cause configure to be rerun
7851 # so the build tree will be missing the link back to the new file, and
7852 # tests might fail. Prefer to keep the relevant files in their own
7853 # directory and symlink the directory instead.
7854 # UNLINK is used to remove symlinks from older development versions
7855 # that might get into the way when doing "git update" without doing
7856 # a "make distclean" in between.
7857 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
7858 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
7859 DIRS="$DIRS docs docs/interop fsdev scsi"
7860 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
7861 DIRS="$DIRS roms/seabios"
7862 DIRS="$DIRS contrib/plugins/"
7863 LINKS="Makefile"
7864 LINKS="$LINKS tests/tcg/lm32/Makefile"
7865 LINKS="$LINKS tests/tcg/Makefile.target"
7866 LINKS="$LINKS pc-bios/optionrom/Makefile"
7867 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
7868 LINKS="$LINKS roms/seabios/Makefile"
7869 LINKS="$LINKS pc-bios/qemu-icon.bmp"
7870 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
7871 LINKS="$LINKS tests/acceptance tests/data"
7872 LINKS="$LINKS tests/qemu-iotests/check"
7873 LINKS="$LINKS python"
7874 LINKS="$LINKS contrib/plugins/Makefile "
7875 UNLINK="pc-bios/keymaps"
7876 for bios_file in \
7877 $source_path/pc-bios/*.bin \
7878 $source_path/pc-bios/*.elf \
7879 $source_path/pc-bios/*.lid \
7880 $source_path/pc-bios/*.rom \
7881 $source_path/pc-bios/*.dtb \
7882 $source_path/pc-bios/*.img \
7883 $source_path/pc-bios/openbios-* \
7884 $source_path/pc-bios/u-boot.* \
7885 $source_path/pc-bios/edk2-*.fd.bz2 \
7886 $source_path/pc-bios/palcode-*
7887 do
7888 LINKS="$LINKS pc-bios/$(basename $bios_file)"
7889 done
7890 mkdir -p $DIRS
7891 for f in $LINKS ; do
7892 if [ -e "$source_path/$f" ]; then
7893 symlink "$source_path/$f" "$f"
7894 fi
7895 done
7896 for f in $UNLINK ; do
7897 if [ -L "$f" ]; then
7898 rm -f "$f"
7899 fi
7900 done
7901
7902 (for i in $cross_cc_vars; do
7903 export $i
7904 done
7905 export target_list source_path use_containers
7906 $source_path/tests/tcg/configure.sh)
7907
7908 # temporary config to build submodules
7909 for rom in seabios; do
7910 config_mak=roms/$rom/config.mak
7911 echo "# Automatically generated by configure - do not modify" > $config_mak
7912 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
7913 echo "AS=$as" >> $config_mak
7914 echo "CCAS=$ccas" >> $config_mak
7915 echo "CC=$cc" >> $config_mak
7916 echo "BCC=bcc" >> $config_mak
7917 echo "CPP=$cpp" >> $config_mak
7918 echo "OBJCOPY=objcopy" >> $config_mak
7919 echo "IASL=$iasl" >> $config_mak
7920 echo "LD=$ld" >> $config_mak
7921 echo "RANLIB=$ranlib" >> $config_mak
7922 done
7923
7924 # set up qemu-iotests in this build directory
7925 iotests_common_env="tests/qemu-iotests/common.env"
7926
7927 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
7928 echo >> "$iotests_common_env"
7929 echo "export PYTHON='$python'" >> "$iotests_common_env"
7930
7931 if test "$skip_meson" = no; then
7932 cross="config-meson.cross.new"
7933 meson_quote() {
7934 echo "['$(echo $* | sed "s/ /','/g")']"
7935 }
7936
7937 echo "# Automatically generated by configure - do not modify" > $cross
7938 echo "[properties]" >> $cross
7939 test -z "$cxx" && echo "link_language = 'c'" >> $cross
7940 echo "[binaries]" >> $cross
7941 echo "c = $(meson_quote $cc)" >> $cross
7942 test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
7943 echo "ar = $(meson_quote $ar)" >> $cross
7944 echo "nm = $(meson_quote $nm)" >> $cross
7945 echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
7946 echo "ranlib = $(meson_quote $ranlib)" >> $cross
7947 if has $sdl2_config; then
7948 echo "sdl2-config = $(meson_quote $sdl2_config)" >> $cross
7949 fi
7950 echo "strip = $(meson_quote $strip)" >> $cross
7951 echo "windres = $(meson_quote $windres)" >> $cross
7952 if test -n "$cross_prefix"; then
7953 cross_arg="--cross-file config-meson.cross"
7954 # Hack: Meson expects an absolute path for the *build* machine
7955 # for the prefix, so add a slash in front of a Windows path that
7956 # includes a drive letter.
7957 #
7958 # See https://github.com/mesonbuild/meson/issues/7577.
7959 echo "[host_machine]" >> $cross
7960 if test "$mingw32" = "yes" ; then
7961 echo "system = 'windows'" >> $cross
7962 case $prefix in
7963 ?:*) pre_prefix=/ ;;
7964 esac
7965 fi
7966 if test "$linux" = "yes" ; then
7967 echo "system = 'linux'" >> $cross
7968 fi
7969 case "$ARCH" in
7970 i386|x86_64)
7971 echo "cpu_family = 'x86'" >> $cross
7972 ;;
7973 ppc64le)
7974 echo "cpu_family = 'ppc64'" >> $cross
7975 ;;
7976 *)
7977 echo "cpu_family = '$ARCH'" >> $cross
7978 ;;
7979 esac
7980 echo "cpu = '$cpu'" >> $cross
7981 if test "$bigendian" = "yes" ; then
7982 echo "endian = 'big'" >> $cross
7983 else
7984 echo "endian = 'little'" >> $cross
7985 fi
7986 else
7987 cross_arg="--native-file config-meson.cross"
7988 fi
7989 mv $cross config-meson.cross
7990
7991 rm -rf meson-private meson-info meson-logs
7992 NINJA=${ninja:-$PWD/ninjatool} $meson setup \
7993 --prefix "${pre_prefix}$prefix" \
7994 --libdir "${pre_prefix}$libdir" \
7995 --libexecdir "${pre_prefix}$libexecdir" \
7996 --bindir "${pre_prefix}$bindir" \
7997 --includedir "${pre_prefix}$includedir" \
7998 --datadir "${pre_prefix}$datadir" \
7999 --mandir "${pre_prefix}$mandir" \
8000 --sysconfdir "${pre_prefix}$sysconfdir" \
8001 --localstatedir "${pre_prefix}$local_statedir" \
8002 -Ddocdir="${pre_prefix}$docdir" \
8003 -Dqemu_suffix="$qemu_suffix" \
8004 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8005 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8006 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8007 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8008 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8009 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8010 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8011 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8012 -Dgettext=$gettext -Dxkbcommon=$xkbcommon -Du2f=$u2f\
8013 $cross_arg \
8014 "$PWD" "$source_path"
8015
8016 if test "$?" -ne 0 ; then
8017 error_exit "meson setup failed"
8018 fi
8019 touch ninjatool.stamp
8020 fi
8021
8022 if test -n "${deprecated_features}"; then
8023 echo "Warning, deprecated features enabled."
8024 echo "Please see docs/system/deprecated.rst"
8025 echo " features: ${deprecated_features}"
8026 fi
8027
8028 # Save the configure command line for later reuse.
8029 cat <<EOD >config.status
8030 #!/bin/sh
8031 # Generated by configure.
8032 # Run this file to recreate the current configuration.
8033 # Compiler output produced by configure, useful for debugging
8034 # configure, is in config.log if it exists.
8035 EOD
8036
8037 preserve_env() {
8038 envname=$1
8039
8040 eval envval=\$$envname
8041
8042 if test -n "$envval"
8043 then
8044 echo "$envname='$envval'" >> config.status
8045 echo "export $envname" >> config.status
8046 else
8047 echo "unset $envname" >> config.status
8048 fi
8049 }
8050
8051 # Preserve various env variables that influence what
8052 # features/build target configure will detect
8053 preserve_env AR
8054 preserve_env AS
8055 preserve_env CC
8056 preserve_env CPP
8057 preserve_env CXX
8058 preserve_env INSTALL
8059 preserve_env LD
8060 preserve_env LD_LIBRARY_PATH
8061 preserve_env LIBTOOL
8062 preserve_env MAKE
8063 preserve_env NM
8064 preserve_env OBJCOPY
8065 preserve_env PATH
8066 preserve_env PKG_CONFIG
8067 preserve_env PKG_CONFIG_LIBDIR
8068 preserve_env PKG_CONFIG_PATH
8069 preserve_env PYTHON
8070 preserve_env SDL2_CONFIG
8071 preserve_env SMBD
8072 preserve_env STRIP
8073 preserve_env WINDRES
8074
8075 printf "exec" >>config.status
8076 for i in "$0" "$@"; do
8077 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8078 done
8079 echo ' "$@"' >>config.status
8080 chmod +x config.status
8081
8082 rm -r "$TMPDIR1"
AR7 emulation for QEMU