?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
qcow2_format.py: pass cluster size to substructures
[qemu/ar7.git] / configure
blob4e5fe3321108d20c2e9c4dc20239a436ddc6ff71
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 # search for an executable in PATH
196 path_of() {
197 local_command="$1"
198 local_ifs="$IFS"
199 local_dir=""
200
201 # pathname has a dir component?
202 if [ "${local_command#*/}" != "$local_command" ]; then
203 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
204 echo "$local_command"
205 return 0
206 fi
207 fi
208 if [ -z "$local_command" ]; then
209 return 1
210 fi
211
212 IFS=:
213 for local_dir in $PATH; do
214 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
215 echo "$local_dir/$local_command"
216 IFS="${local_ifs:-$(printf ' \t\n')}"
217 return 0
218 fi
219 done
220 # not found
221 IFS="${local_ifs:-$(printf ' \t\n')}"
222 return 1
223 }
224
225 version_ge () {
226 local_ver1=`echo $1 | tr . ' '`
227 local_ver2=`echo $2 | tr . ' '`
228 while true; do
229 set x $local_ver1
230 local_first=${2-0}
231 # shift 2 does nothing if there are less than 2 arguments
232 shift; shift
233 local_ver1=$*
234 set x $local_ver2
235 # the second argument finished, the first must be greater or equal
236 test $# = 1 && return 0
237 test $local_first -lt $2 && return 1
238 test $local_first -gt $2 && return 0
239 shift; shift
240 local_ver2=$*
241 done
242 }
243
244 have_backend () {
245 echo "$trace_backends" | grep "$1" >/dev/null
246 }
247
248 glob() {
249 eval test -z '"${1#'"$2"'}"'
250 }
251
252 supported_hax_target() {
253 test "$hax" = "yes" || return 1
254 glob "$1" "*-softmmu" || return 1
255 case "${1%-softmmu}" in
256 i386|x86_64)
257 return 0
258 ;;
259 esac
260 return 1
261 }
262
263 supported_kvm_target() {
264 test "$kvm" = "yes" || return 1
265 glob "$1" "*-softmmu" || return 1
266 case "${1%-softmmu}:$cpu" in
267 arm:arm | aarch64:aarch64 | \
268 i386:i386 | i386:x86_64 | i386:x32 | \
269 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
270 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
271 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
272 s390x:s390x)
273 return 0
274 ;;
275 esac
276 return 1
277 }
278
279 supported_xen_target() {
280 test "$xen" = "yes" || return 1
281 glob "$1" "*-softmmu" || return 1
282 # Only i386 and x86_64 provide the xenpv machine.
283 case "${1%-softmmu}" in
284 i386|x86_64)
285 return 0
286 ;;
287 esac
288 return 1
289 }
290
291 supported_hvf_target() {
292 test "$hvf" = "yes" || return 1
293 glob "$1" "*-softmmu" || return 1
294 case "${1%-softmmu}" in
295 x86_64)
296 return 0
297 ;;
298 esac
299 return 1
300 }
301
302 supported_whpx_target() {
303 test "$whpx" = "yes" || return 1
304 glob "$1" "*-softmmu" || return 1
305 case "${1%-softmmu}" in
306 i386|x86_64)
307 return 0
308 ;;
309 esac
310 return 1
311 }
312
313 supported_target() {
314 case "$1" in
315 *-softmmu)
316 ;;
317 *-linux-user)
318 if test "$linux" != "yes"; then
319 print_error "Target '$target' is only available on a Linux host"
320 return 1
321 fi
322 ;;
323 *-bsd-user)
324 if test "$bsd" != "yes"; then
325 print_error "Target '$target' is only available on a BSD host"
326 return 1
327 fi
328 ;;
329 *)
330 print_error "Invalid target name '$target'"
331 return 1
332 ;;
333 esac
334 test "$tcg" = "yes" && return 0
335 supported_kvm_target "$1" && return 0
336 supported_xen_target "$1" && return 0
337 supported_hax_target "$1" && return 0
338 supported_hvf_target "$1" && return 0
339 supported_whpx_target "$1" && return 0
340 print_error "TCG disabled, but hardware accelerator not available for '$target'"
341 return 1
342 }
343
344
345 ld_has() {
346 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
347 }
348
349 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
350 then
351 error_exit "main directory cannot contain spaces nor colons"
352 fi
353
354 # default parameters
355 cpu=""
356 iasl="iasl"
357 interp_prefix="/usr/gnemul/qemu-%M"
358 static="no"
359 cross_prefix=""
360 audio_drv_list=""
361 block_drv_rw_whitelist=""
362 block_drv_ro_whitelist=""
363 host_cc="cc"
364 libs_tools=""
365 audio_win_int=""
366 libs_qga=""
367 debug_info="yes"
368 stack_protector=""
369 safe_stack=""
370 use_containers="yes"
371 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
372
373 if test -e "$source_path/.git"
374 then
375 git_update=yes
376 git_submodules="ui/keycodemapdb"
377 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
378 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
379 else
380 git_update=no
381 git_submodules=""
382
383 if ! test -f "$source_path/ui/keycodemapdb/README"
384 then
385 echo
386 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
387 echo
388 echo "This is not a GIT checkout but module content appears to"
389 echo "be missing. Do not use 'git archive' or GitHub download links"
390 echo "to acquire QEMU source archives. Non-GIT builds are only"
391 echo "supported with source archives linked from:"
392 echo
393 echo " https://www.qemu.org/download/#source"
394 echo
395 echo "Developers working with GIT can use scripts/archive-source.sh"
396 echo "if they need to create valid source archives."
397 echo
398 exit 1
399 fi
400 fi
401 git="git"
402
403 # Don't accept a target_list environment variable.
404 unset target_list
405 unset target_list_exclude
406
407 # Default value for a variable defining feature "foo".
408 # * foo="no" feature will only be used if --enable-foo arg is given
409 # * foo="" feature will be searched for, and if found, will be used
410 # unless --disable-foo is given
411 # * foo="yes" this value will only be set by --enable-foo flag.
412 # feature will searched for,
413 # if not found, configure exits with error
414 #
415 # Always add --enable-foo and --disable-foo command line args.
416 # Distributions want to ensure that several features are compiled in, and it
417 # is impossible without a --enable-foo that exits if a feature is not found.
418
419 brlapi=""
420 curl=""
421 curses=""
422 docs=""
423 fdt=""
424 netmap="no"
425 sdl="auto"
426 sdl_image="auto"
427 virtfs=""
428 mpath=""
429 vnc="enabled"
430 sparse="no"
431 vde=""
432 vnc_sasl="auto"
433 vnc_jpeg="auto"
434 vnc_png="auto"
435 xkbcommon=""
436 xen=""
437 xen_ctrl_version=""
438 xen_pci_passthrough=""
439 linux_aio=""
440 linux_io_uring=""
441 cap_ng=""
442 attr=""
443 libattr=""
444 xfs=""
445 tcg="yes"
446 membarrier=""
447 vhost_net=""
448 vhost_crypto=""
449 vhost_scsi=""
450 vhost_vsock=""
451 vhost_user=""
452 vhost_user_fs=""
453 kvm="no"
454 hax="no"
455 hvf="no"
456 whpx="no"
457 rdma=""
458 pvrdma=""
459 gprof="no"
460 debug_tcg="no"
461 debug="no"
462 sanitizers="no"
463 tsan="no"
464 fortify_source=""
465 strip_opt="yes"
466 tcg_interpreter="no"
467 bigendian="no"
468 mingw32="no"
469 gcov="no"
470 EXESUF=""
471 HOST_DSOSUF=".so"
472 LDFLAGS_SHARED="-shared"
473 modules="no"
474 module_upgrades="no"
475 prefix="/usr/local"
476 firmwarepath="\${prefix}/share/qemu-firmware"
477 confsuffix="/qemu"
478 slirp=""
479 oss_lib=""
480 bsd="no"
481 linux="no"
482 solaris="no"
483 profiler="no"
484 cocoa="no"
485 softmmu="yes"
486 linux_user="no"
487 bsd_user="no"
488 blobs="yes"
489 edk2_blobs="no"
490 pkgversion=""
491 pie=""
492 qom_cast_debug="yes"
493 trace_backends="log"
494 trace_file="trace"
495 spice=""
496 rbd=""
497 smartcard=""
498 libusb=""
499 usb_redir=""
500 opengl=""
501 opengl_dmabuf="no"
502 cpuid_h="no"
503 avx2_opt=""
504 zlib="yes"
505 capstone=""
506 lzo=""
507 snappy=""
508 bzip2=""
509 lzfse=""
510 zstd=""
511 guest_agent=""
512 guest_agent_with_vss="no"
513 guest_agent_ntddscsi="no"
514 guest_agent_msi=""
515 vss_win32_sdk=""
516 win_sdk="no"
517 want_tools=""
518 libiscsi=""
519 libnfs=""
520 coroutine=""
521 coroutine_pool=""
522 debug_stack_usage="no"
523 crypto_afalg="no"
524 seccomp=""
525 glusterfs=""
526 glusterfs_xlator_opt="no"
527 glusterfs_discard="no"
528 glusterfs_fallocate="no"
529 glusterfs_zerofill="no"
530 glusterfs_ftruncate_has_stat="no"
531 glusterfs_iocb_has_stat="no"
532 gtk=""
533 gtk_gl="no"
534 tls_priority="NORMAL"
535 gnutls=""
536 nettle=""
537 nettle_xts="no"
538 gcrypt=""
539 gcrypt_hmac="no"
540 gcrypt_xts="no"
541 qemu_private_xts="yes"
542 auth_pam=""
543 vte=""
544 virglrenderer=""
545 tpm=""
546 libssh=""
547 live_block_migration="yes"
548 numa=""
549 tcmalloc="no"
550 jemalloc="no"
551 replication="yes"
552 bochs="yes"
553 cloop="yes"
554 dmg="yes"
555 qcow1="yes"
556 vdi="yes"
557 vvfat="yes"
558 qed="yes"
559 parallels="yes"
560 sheepdog="yes"
561 libxml2=""
562 debug_mutex="no"
563 libpmem=""
564 default_devices="yes"
565 plugins="no"
566 fuzzing="no"
567 rng_none="no"
568 secret_keyring=""
569 libdaxctl=""
570 meson=""
571 skip_meson=no
572 gettext=""
573
574 bogus_os="no"
575 malloc_trim=""
576
577 # parse CC options first
578 for opt do
579 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
580 case "$opt" in
581 --cross-prefix=*) cross_prefix="$optarg"
582 ;;
583 --cc=*) CC="$optarg"
584 ;;
585 --cxx=*) CXX="$optarg"
586 ;;
587 --cpu=*) cpu="$optarg"
588 ;;
589 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
590 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
591 ;;
592 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
593 ;;
594 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
595 EXTRA_LDFLAGS="$optarg"
596 ;;
597 --enable-debug-info) debug_info="yes"
598 ;;
599 --disable-debug-info) debug_info="no"
600 ;;
601 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
602 ;;
603 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
604 eval "cross_cc_cflags_${cc_arch}=\$optarg"
605 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
606 ;;
607 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
608 cc_archs="$cc_archs $cc_arch"
609 eval "cross_cc_${cc_arch}=\$optarg"
610 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
611 ;;
612 esac
613 done
614 # OS specific
615 # Using uname is really, really broken. Once we have the right set of checks
616 # we can eliminate its usage altogether.
617
618 # Preferred compiler:
619 # ${CC} (if set)
620 # ${cross_prefix}gcc (if cross-prefix specified)
621 # system compiler
622 if test -z "${CC}${cross_prefix}"; then
623 cc="$host_cc"
624 else
625 cc="${CC-${cross_prefix}gcc}"
626 fi
627
628 if test -z "${CXX}${cross_prefix}"; then
629 cxx="c++"
630 else
631 cxx="${CXX-${cross_prefix}g++}"
632 fi
633
634 ar="${AR-${cross_prefix}ar}"
635 as="${AS-${cross_prefix}as}"
636 ccas="${CCAS-$cc}"
637 cpp="${CPP-$cc -E}"
638 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
639 ld="${LD-${cross_prefix}ld}"
640 ranlib="${RANLIB-${cross_prefix}ranlib}"
641 nm="${NM-${cross_prefix}nm}"
642 strip="${STRIP-${cross_prefix}strip}"
643 windres="${WINDRES-${cross_prefix}windres}"
644 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
645 query_pkg_config() {
646 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
647 }
648 pkg_config=query_pkg_config
649 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
650
651 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
652 ARFLAGS="${ARFLAGS-rv}"
653
654 # default flags for all hosts
655 # We use -fwrapv to tell the compiler that we require a C dialect where
656 # left shift of signed integers is well defined and has the expected
657 # 2s-complement style results. (Both clang and gcc agree that it
658 # provides these semantics.)
659 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
660 QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
661 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
662 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
663 QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
664 QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
665 CFLAGS="-std=gnu99 -Wall"
666
667
668 # running configure in the source tree?
669 # we know that's the case if configure is there.
670 if test -f "./configure"; then
671 pwd_is_source_path="y"
672 else
673 pwd_is_source_path="n"
674 fi
675
676 check_define() {
677 cat > $TMPC <<EOF
678 #if !defined($1)
679 #error $1 not defined
680 #endif
681 int main(void) { return 0; }
682 EOF
683 compile_object
684 }
685
686 check_include() {
687 cat > $TMPC <<EOF
688 #include <$1>
689 int main(void) { return 0; }
690 EOF
691 compile_object
692 }
693
694 write_c_skeleton() {
695 cat > $TMPC <<EOF
696 int main(void) { return 0; }
697 EOF
698 }
699
700 write_c_fuzzer_skeleton() {
701 cat > $TMPC <<EOF
702 #include <stdint.h>
703 #include <sys/types.h>
704 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
705 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
706 EOF
707 }
708
709 if check_define __linux__ ; then
710 targetos="Linux"
711 elif check_define _WIN32 ; then
712 targetos='MINGW32'
713 elif check_define __OpenBSD__ ; then
714 targetos='OpenBSD'
715 elif check_define __sun__ ; then
716 targetos='SunOS'
717 elif check_define __HAIKU__ ; then
718 targetos='Haiku'
719 elif check_define __FreeBSD__ ; then
720 targetos='FreeBSD'
721 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
722 targetos='GNU/kFreeBSD'
723 elif check_define __DragonFly__ ; then
724 targetos='DragonFly'
725 elif check_define __NetBSD__; then
726 targetos='NetBSD'
727 elif check_define __APPLE__; then
728 targetos='Darwin'
729 else
730 # This is a fatal error, but don't report it yet, because we
731 # might be going to just print the --help text, or it might
732 # be the result of a missing compiler.
733 targetos='bogus'
734 bogus_os='yes'
735 fi
736
737 # Some host OSes need non-standard checks for which CPU to use.
738 # Note that these checks are broken for cross-compilation: if you're
739 # cross-compiling to one of these OSes then you'll need to specify
740 # the correct CPU with the --cpu option.
741 case $targetos in
742 Darwin)
743 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
744 # run 64-bit userspace code.
745 # If the user didn't specify a CPU explicitly and the kernel says this is
746 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
747 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
748 cpu="x86_64"
749 fi
750 ;;
751 SunOS)
752 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
753 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
754 cpu="x86_64"
755 fi
756 esac
757
758 if test ! -z "$cpu" ; then
759 # command line argument
760 :
761 elif check_define __i386__ ; then
762 cpu="i386"
763 elif check_define __x86_64__ ; then
764 if check_define __ILP32__ ; then
765 cpu="x32"
766 else
767 cpu="x86_64"
768 fi
769 elif check_define __sparc__ ; then
770 if check_define __arch64__ ; then
771 cpu="sparc64"
772 else
773 cpu="sparc"
774 fi
775 elif check_define _ARCH_PPC ; then
776 if check_define _ARCH_PPC64 ; then
777 if check_define _LITTLE_ENDIAN ; then
778 cpu="ppc64le"
779 else
780 cpu="ppc64"
781 fi
782 else
783 cpu="ppc"
784 fi
785 elif check_define __mips__ ; then
786 cpu="mips"
787 elif check_define __s390__ ; then
788 if check_define __s390x__ ; then
789 cpu="s390x"
790 else
791 cpu="s390"
792 fi
793 elif check_define __riscv ; then
794 if check_define _LP64 ; then
795 cpu="riscv64"
796 else
797 cpu="riscv32"
798 fi
799 elif check_define __arm__ ; then
800 cpu="arm"
801 elif check_define __aarch64__ ; then
802 cpu="aarch64"
803 else
804 cpu=$(uname -m)
805 fi
806
807 ARCH=
808 # Normalise host CPU name and set ARCH.
809 # Note that this case should only have supported host CPUs, not guests.
810 case "$cpu" in
811 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
812 ;;
813 ppc64le)
814 ARCH="ppc64"
815 ;;
816 i386|i486|i586|i686|i86pc|BePC)
817 cpu="i386"
818 ;;
819 x86_64|amd64)
820 cpu="x86_64"
821 ;;
822 armv*b|armv*l|arm)
823 cpu="arm"
824 ;;
825 aarch64)
826 cpu="aarch64"
827 ;;
828 mips*)
829 cpu="mips"
830 ;;
831 sparc|sun4[cdmuv])
832 cpu="sparc"
833 ;;
834 *)
835 # This will result in either an error or falling back to TCI later
836 ARCH=unknown
837 ;;
838 esac
839 if test -z "$ARCH"; then
840 ARCH="$cpu"
841 fi
842
843 # OS specific
844
845 # host *BSD for user mode
846 HOST_VARIANT_DIR=""
847
848 case $targetos in
849 MINGW32*)
850 mingw32="yes"
851 hax="yes"
852 vhost_user="no"
853 audio_possible_drivers="dsound sdl"
854 if check_include dsound.h; then
855 audio_drv_list="dsound"
856 else
857 audio_drv_list=""
858 fi
859 supported_os="yes"
860 ;;
861 GNU/kFreeBSD)
862 bsd="yes"
863 audio_drv_list="oss try-sdl"
864 audio_possible_drivers="oss sdl pa"
865 ;;
866 FreeBSD)
867 bsd="yes"
868 make="${MAKE-gmake}"
869 audio_drv_list="oss try-sdl"
870 audio_possible_drivers="oss sdl pa"
871 # needed for kinfo_getvmmap(3) in libutil.h
872 LIBS="-lutil $LIBS"
873 netmap="" # enable netmap autodetect
874 HOST_VARIANT_DIR="freebsd"
875 ;;
876 DragonFly)
877 bsd="yes"
878 make="${MAKE-gmake}"
879 audio_drv_list="oss try-sdl"
880 audio_possible_drivers="oss sdl pa"
881 HOST_VARIANT_DIR="dragonfly"
882 ;;
883 NetBSD)
884 bsd="yes"
885 hax="yes"
886 make="${MAKE-gmake}"
887 audio_drv_list="oss try-sdl"
888 audio_possible_drivers="oss sdl"
889 oss_lib="-lossaudio"
890 HOST_VARIANT_DIR="netbsd"
891 ;;
892 OpenBSD)
893 bsd="yes"
894 make="${MAKE-gmake}"
895 audio_drv_list="try-sdl"
896 audio_possible_drivers="sdl"
897 HOST_VARIANT_DIR="openbsd"
898 ;;
899 Darwin)
900 bsd="yes"
901 darwin="yes"
902 hax="yes"
903 hvf="yes"
904 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
905 if [ "$cpu" = "x86_64" ] ; then
906 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
907 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
908 fi
909 cocoa="yes"
910 audio_drv_list="coreaudio try-sdl"
911 audio_possible_drivers="coreaudio sdl"
912 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
913 # Disable attempts to use ObjectiveC features in os/object.h since they
914 # won't work when we're compiling with gcc as a C compiler.
915 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
916 HOST_VARIANT_DIR="darwin"
917 ;;
918 SunOS)
919 solaris="yes"
920 make="${MAKE-gmake}"
921 install="${INSTALL-ginstall}"
922 smbd="${SMBD-/usr/sfw/sbin/smbd}"
923 if test -f /usr/include/sys/soundcard.h ; then
924 audio_drv_list="oss try-sdl"
925 fi
926 audio_possible_drivers="oss sdl"
927 # needed for CMSG_ macros in sys/socket.h
928 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
929 # needed for TIOCWIN* defines in termios.h
930 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
931 solarisnetlibs="-lsocket -lnsl -lresolv"
932 LIBS="$solarisnetlibs $LIBS"
933 ;;
934 Haiku)
935 haiku="yes"
936 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
937 LIBS="-lposix_error_mapper -lnetwork -lbsd $LIBS"
938 ;;
939 Linux)
940 audio_drv_list="try-pa oss"
941 audio_possible_drivers="oss alsa sdl pa"
942 linux="yes"
943 linux_user="yes"
944 kvm="yes"
945 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
946 libudev="yes"
947 ;;
948 esac
949
950 if [ "$bsd" = "yes" ] ; then
951 if [ "$darwin" != "yes" ] ; then
952 bsd_user="yes"
953 fi
954 fi
955
956 : ${make=${MAKE-make}}
957 : ${install=${INSTALL-install}}
958 # We prefer python 3.x. A bare 'python' is traditionally
959 # python 2.x, but some distros have it as python 3.x, so
960 # we check that too
961 python=
962 explicit_python=no
963 for binary in "${PYTHON-python3}" python
964 do
965 if has "$binary"
966 then
967 python=$(command -v "$binary")
968 break
969 fi
970 done
971
972 sphinx_build=
973 for binary in sphinx-build-3 sphinx-build
974 do
975 if has "$binary"
976 then
977 sphinx_build=$(command -v "$binary")
978 break
979 fi
980 done
981
982 # Check for ancillary tools used in testing
983 genisoimage=
984 for binary in genisoimage mkisofs
985 do
986 if has $binary
987 then
988 genisoimage=$(command -v "$binary")
989 break
990 fi
991 done
992
993 : ${smbd=${SMBD-/usr/sbin/smbd}}
994
995 # Default objcc to clang if available, otherwise use CC
996 if has clang; then
997 objcc=clang
998 else
999 objcc="$cc"
1000 fi
1001
1002 if test "$mingw32" = "yes" ; then
1003 EXESUF=".exe"
1004 HOST_DSOSUF=".dll"
1005 # MinGW needs -mthreads for TLS and macro _MT.
1006 CFLAGS="-mthreads $CFLAGS"
1007 LIBS="-lwinmm -lws2_32 $LIBS"
1008 write_c_skeleton;
1009 if compile_prog "" "-liberty" ; then
1010 LIBS="-liberty $LIBS"
1011 fi
1012 prefix="c:/Program Files/QEMU"
1013 confsuffix=""
1014 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
1015 fi
1016
1017 werror=""
1018
1019 for opt do
1020 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
1021 case "$opt" in
1022 --help|-h) show_help=yes
1023 ;;
1024 --version|-V) exec cat $source_path/VERSION
1025 ;;
1026 --prefix=*) prefix="$optarg"
1027 ;;
1028 --interp-prefix=*) interp_prefix="$optarg"
1029 ;;
1030 --cross-prefix=*)
1031 ;;
1032 --cc=*)
1033 ;;
1034 --host-cc=*) host_cc="$optarg"
1035 ;;
1036 --cxx=*)
1037 ;;
1038 --iasl=*) iasl="$optarg"
1039 ;;
1040 --objcc=*) objcc="$optarg"
1041 ;;
1042 --make=*) make="$optarg"
1043 ;;
1044 --install=*) install="$optarg"
1045 ;;
1046 --python=*) python="$optarg" ; explicit_python=yes
1047 ;;
1048 --sphinx-build=*) sphinx_build="$optarg"
1049 ;;
1050 --skip-meson) skip_meson=yes
1051 ;;
1052 --meson=*) meson="$optarg"
1053 ;;
1054 --smbd=*) smbd="$optarg"
1055 ;;
1056 --extra-cflags=*)
1057 ;;
1058 --extra-cxxflags=*)
1059 ;;
1060 --extra-ldflags=*)
1061 ;;
1062 --enable-debug-info)
1063 ;;
1064 --disable-debug-info)
1065 ;;
1066 --cross-cc-*)
1067 ;;
1068 --enable-modules)
1069 modules="yes"
1070 ;;
1071 --disable-modules)
1072 modules="no"
1073 ;;
1074 --disable-module-upgrades) module_upgrades="no"
1075 ;;
1076 --enable-module-upgrades) module_upgrades="yes"
1077 ;;
1078 --cpu=*)
1079 ;;
1080 --target-list=*) target_list="$optarg"
1081 if test "$target_list_exclude"; then
1082 error_exit "Can't mix --target-list with --target-list-exclude"
1083 fi
1084 ;;
1085 --target-list-exclude=*) target_list_exclude="$optarg"
1086 if test "$target_list"; then
1087 error_exit "Can't mix --target-list-exclude with --target-list"
1088 fi
1089 ;;
1090 --enable-trace-backends=*) trace_backends="$optarg"
1091 ;;
1092 # XXX: backwards compatibility
1093 --enable-trace-backend=*) trace_backends="$optarg"
1094 ;;
1095 --with-trace-file=*) trace_file="$optarg"
1096 ;;
1097 --with-default-devices) default_devices="yes"
1098 ;;
1099 --without-default-devices) default_devices="no"
1100 ;;
1101 --enable-gprof) gprof="yes"
1102 ;;
1103 --enable-gcov) gcov="yes"
1104 ;;
1105 --static)
1106 static="yes"
1107 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1108 ;;
1109 --mandir=*) mandir="$optarg"
1110 ;;
1111 --bindir=*) bindir="$optarg"
1112 ;;
1113 --libdir=*) libdir="$optarg"
1114 ;;
1115 --libexecdir=*) libexecdir="$optarg"
1116 ;;
1117 --includedir=*) includedir="$optarg"
1118 ;;
1119 --datadir=*) datadir="$optarg"
1120 ;;
1121 --with-confsuffix=*) confsuffix="$optarg"
1122 ;;
1123 --docdir=*) qemu_docdir="$optarg"
1124 ;;
1125 --sysconfdir=*) sysconfdir="$optarg"
1126 ;;
1127 --localstatedir=*) local_statedir="$optarg"
1128 ;;
1129 --firmwarepath=*) firmwarepath="$optarg"
1130 ;;
1131 --host=*|--build=*|\
1132 --disable-dependency-tracking|\
1133 --sbindir=*|--sharedstatedir=*|\
1134 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1135 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1136 # These switches are silently ignored, for compatibility with
1137 # autoconf-generated configure scripts. This allows QEMU's
1138 # configure to be used by RPM and similar macros that set
1139 # lots of directory switches by default.
1140 ;;
1141 --disable-sdl) sdl="disabled"
1142 ;;
1143 --enable-sdl) sdl="enabled"
1144 ;;
1145 --disable-sdl-image) sdl_image="disabled"
1146 ;;
1147 --enable-sdl-image) sdl_image="enabled"
1148 ;;
1149 --disable-qom-cast-debug) qom_cast_debug="no"
1150 ;;
1151 --enable-qom-cast-debug) qom_cast_debug="yes"
1152 ;;
1153 --disable-virtfs) virtfs="no"
1154 ;;
1155 --enable-virtfs) virtfs="yes"
1156 ;;
1157 --disable-mpath) mpath="no"
1158 ;;
1159 --enable-mpath) mpath="yes"
1160 ;;
1161 --disable-vnc) vnc="disabled"
1162 ;;
1163 --enable-vnc) vnc="enabled"
1164 ;;
1165 --disable-gettext) gettext="false"
1166 ;;
1167 --enable-gettext) gettext="true"
1168 ;;
1169 --oss-lib=*) oss_lib="$optarg"
1170 ;;
1171 --audio-drv-list=*) audio_drv_list="$optarg"
1172 ;;
1173 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1174 ;;
1175 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1176 ;;
1177 --enable-debug-tcg) debug_tcg="yes"
1178 ;;
1179 --disable-debug-tcg) debug_tcg="no"
1180 ;;
1181 --enable-debug)
1182 # Enable debugging options that aren't excessively noisy
1183 debug_tcg="yes"
1184 debug_mutex="yes"
1185 debug="yes"
1186 strip_opt="no"
1187 fortify_source="no"
1188 ;;
1189 --enable-sanitizers) sanitizers="yes"
1190 ;;
1191 --disable-sanitizers) sanitizers="no"
1192 ;;
1193 --enable-tsan) tsan="yes"
1194 ;;
1195 --disable-tsan) tsan="no"
1196 ;;
1197 --enable-sparse) sparse="yes"
1198 ;;
1199 --disable-sparse) sparse="no"
1200 ;;
1201 --disable-strip) strip_opt="no"
1202 ;;
1203 --disable-vnc-sasl) vnc_sasl="disabled"
1204 ;;
1205 --enable-vnc-sasl) vnc_sasl="enabled"
1206 ;;
1207 --disable-vnc-jpeg) vnc_jpeg="disabled"
1208 ;;
1209 --enable-vnc-jpeg) vnc_jpeg="enabled"
1210 ;;
1211 --disable-vnc-png) vnc_png="disabled"
1212 ;;
1213 --enable-vnc-png) vnc_png="enabled"
1214 ;;
1215 --disable-slirp) slirp="no"
1216 ;;
1217 --enable-slirp=git) slirp="git"
1218 ;;
1219 --enable-slirp=system) slirp="system"
1220 ;;
1221 --disable-vde) vde="no"
1222 ;;
1223 --enable-vde) vde="yes"
1224 ;;
1225 --disable-netmap) netmap="no"
1226 ;;
1227 --enable-netmap) netmap="yes"
1228 ;;
1229 --disable-xen) xen="no"
1230 ;;
1231 --enable-xen) xen="yes"
1232 ;;
1233 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1234 ;;
1235 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1236 ;;
1237 --disable-brlapi) brlapi="no"
1238 ;;
1239 --enable-brlapi) brlapi="yes"
1240 ;;
1241 --disable-kvm) kvm="no"
1242 ;;
1243 --enable-kvm) kvm="yes"
1244 ;;
1245 --disable-hax) hax="no"
1246 ;;
1247 --enable-hax) hax="yes"
1248 ;;
1249 --disable-hvf) hvf="no"
1250 ;;
1251 --enable-hvf) hvf="yes"
1252 ;;
1253 --disable-whpx) whpx="no"
1254 ;;
1255 --enable-whpx) whpx="yes"
1256 ;;
1257 --disable-tcg-interpreter) tcg_interpreter="no"
1258 ;;
1259 --enable-tcg-interpreter) tcg_interpreter="yes"
1260 ;;
1261 --disable-cap-ng) cap_ng="no"
1262 ;;
1263 --enable-cap-ng) cap_ng="yes"
1264 ;;
1265 --disable-tcg) tcg="no"
1266 ;;
1267 --enable-tcg) tcg="yes"
1268 ;;
1269 --disable-malloc-trim) malloc_trim="no"
1270 ;;
1271 --enable-malloc-trim) malloc_trim="yes"
1272 ;;
1273 --disable-spice) spice="no"
1274 ;;
1275 --enable-spice) spice="yes"
1276 ;;
1277 --disable-libiscsi) libiscsi="no"
1278 ;;
1279 --enable-libiscsi) libiscsi="yes"
1280 ;;
1281 --disable-libnfs) libnfs="no"
1282 ;;
1283 --enable-libnfs) libnfs="yes"
1284 ;;
1285 --enable-profiler) profiler="yes"
1286 ;;
1287 --disable-cocoa) cocoa="no"
1288 ;;
1289 --enable-cocoa)
1290 cocoa="yes" ;
1291 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1292 ;;
1293 --disable-system) softmmu="no"
1294 ;;
1295 --enable-system) softmmu="yes"
1296 ;;
1297 --disable-user)
1298 linux_user="no" ;
1299 bsd_user="no" ;
1300 ;;
1301 --enable-user) ;;
1302 --disable-linux-user) linux_user="no"
1303 ;;
1304 --enable-linux-user) linux_user="yes"
1305 ;;
1306 --disable-bsd-user) bsd_user="no"
1307 ;;
1308 --enable-bsd-user) bsd_user="yes"
1309 ;;
1310 --enable-pie) pie="yes"
1311 ;;
1312 --disable-pie) pie="no"
1313 ;;
1314 --enable-werror) werror="yes"
1315 ;;
1316 --disable-werror) werror="no"
1317 ;;
1318 --enable-stack-protector) stack_protector="yes"
1319 ;;
1320 --disable-stack-protector) stack_protector="no"
1321 ;;
1322 --enable-safe-stack) safe_stack="yes"
1323 ;;
1324 --disable-safe-stack) safe_stack="no"
1325 ;;
1326 --disable-curses) curses="no"
1327 ;;
1328 --enable-curses) curses="yes"
1329 ;;
1330 --disable-iconv) iconv="no"
1331 ;;
1332 --enable-iconv) iconv="yes"
1333 ;;
1334 --disable-curl) curl="no"
1335 ;;
1336 --enable-curl) curl="yes"
1337 ;;
1338 --disable-fdt) fdt="no"
1339 ;;
1340 --enable-fdt) fdt="yes"
1341 ;;
1342 --disable-linux-aio) linux_aio="no"
1343 ;;
1344 --enable-linux-aio) linux_aio="yes"
1345 ;;
1346 --disable-linux-io-uring) linux_io_uring="no"
1347 ;;
1348 --enable-linux-io-uring) linux_io_uring="yes"
1349 ;;
1350 --disable-attr) attr="no"
1351 ;;
1352 --enable-attr) attr="yes"
1353 ;;
1354 --disable-membarrier) membarrier="no"
1355 ;;
1356 --enable-membarrier) membarrier="yes"
1357 ;;
1358 --disable-blobs) blobs="no"
1359 ;;
1360 --with-pkgversion=*) pkgversion="$optarg"
1361 ;;
1362 --with-coroutine=*) coroutine="$optarg"
1363 ;;
1364 --disable-coroutine-pool) coroutine_pool="no"
1365 ;;
1366 --enable-coroutine-pool) coroutine_pool="yes"
1367 ;;
1368 --enable-debug-stack-usage) debug_stack_usage="yes"
1369 ;;
1370 --enable-crypto-afalg) crypto_afalg="yes"
1371 ;;
1372 --disable-crypto-afalg) crypto_afalg="no"
1373 ;;
1374 --disable-docs) docs="no"
1375 ;;
1376 --enable-docs) docs="yes"
1377 ;;
1378 --disable-vhost-net) vhost_net="no"
1379 ;;
1380 --enable-vhost-net) vhost_net="yes"
1381 ;;
1382 --disable-vhost-crypto) vhost_crypto="no"
1383 ;;
1384 --enable-vhost-crypto) vhost_crypto="yes"
1385 ;;
1386 --disable-vhost-scsi) vhost_scsi="no"
1387 ;;
1388 --enable-vhost-scsi) vhost_scsi="yes"
1389 ;;
1390 --disable-vhost-vsock) vhost_vsock="no"
1391 ;;
1392 --enable-vhost-vsock) vhost_vsock="yes"
1393 ;;
1394 --disable-vhost-user-fs) vhost_user_fs="no"
1395 ;;
1396 --enable-vhost-user-fs) vhost_user_fs="yes"
1397 ;;
1398 --disable-opengl) opengl="no"
1399 ;;
1400 --enable-opengl) opengl="yes"
1401 ;;
1402 --disable-rbd) rbd="no"
1403 ;;
1404 --enable-rbd) rbd="yes"
1405 ;;
1406 --disable-xfsctl) xfs="no"
1407 ;;
1408 --enable-xfsctl) xfs="yes"
1409 ;;
1410 --disable-smartcard) smartcard="no"
1411 ;;
1412 --enable-smartcard) smartcard="yes"
1413 ;;
1414 --disable-libusb) libusb="no"
1415 ;;
1416 --enable-libusb) libusb="yes"
1417 ;;
1418 --disable-usb-redir) usb_redir="no"
1419 ;;
1420 --enable-usb-redir) usb_redir="yes"
1421 ;;
1422 --disable-zlib-test) zlib="no"
1423 ;;
1424 --disable-lzo) lzo="no"
1425 ;;
1426 --enable-lzo) lzo="yes"
1427 ;;
1428 --disable-snappy) snappy="no"
1429 ;;
1430 --enable-snappy) snappy="yes"
1431 ;;
1432 --disable-bzip2) bzip2="no"
1433 ;;
1434 --enable-bzip2) bzip2="yes"
1435 ;;
1436 --enable-lzfse) lzfse="yes"
1437 ;;
1438 --disable-lzfse) lzfse="no"
1439 ;;
1440 --disable-zstd) zstd="no"
1441 ;;
1442 --enable-zstd) zstd="yes"
1443 ;;
1444 --enable-guest-agent) guest_agent="yes"
1445 ;;
1446 --disable-guest-agent) guest_agent="no"
1447 ;;
1448 --enable-guest-agent-msi) guest_agent_msi="yes"
1449 ;;
1450 --disable-guest-agent-msi) guest_agent_msi="no"
1451 ;;
1452 --with-vss-sdk) vss_win32_sdk=""
1453 ;;
1454 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1455 ;;
1456 --without-vss-sdk) vss_win32_sdk="no"
1457 ;;
1458 --with-win-sdk) win_sdk=""
1459 ;;
1460 --with-win-sdk=*) win_sdk="$optarg"
1461 ;;
1462 --without-win-sdk) win_sdk="no"
1463 ;;
1464 --enable-tools) want_tools="yes"
1465 ;;
1466 --disable-tools) want_tools="no"
1467 ;;
1468 --enable-seccomp) seccomp="yes"
1469 ;;
1470 --disable-seccomp) seccomp="no"
1471 ;;
1472 --disable-glusterfs) glusterfs="no"
1473 ;;
1474 --disable-avx2) avx2_opt="no"
1475 ;;
1476 --enable-avx2) avx2_opt="yes"
1477 ;;
1478 --disable-avx512f) avx512f_opt="no"
1479 ;;
1480 --enable-avx512f) avx512f_opt="yes"
1481 ;;
1482
1483 --enable-glusterfs) glusterfs="yes"
1484 ;;
1485 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1486 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1487 ;;
1488 --enable-vhdx|--disable-vhdx)
1489 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1490 ;;
1491 --enable-uuid|--disable-uuid)
1492 echo "$0: $opt is obsolete, UUID support is always built" >&2
1493 ;;
1494 --disable-gtk) gtk="no"
1495 ;;
1496 --enable-gtk) gtk="yes"
1497 ;;
1498 --tls-priority=*) tls_priority="$optarg"
1499 ;;
1500 --disable-gnutls) gnutls="no"
1501 ;;
1502 --enable-gnutls) gnutls="yes"
1503 ;;
1504 --disable-nettle) nettle="no"
1505 ;;
1506 --enable-nettle) nettle="yes"
1507 ;;
1508 --disable-gcrypt) gcrypt="no"
1509 ;;
1510 --enable-gcrypt) gcrypt="yes"
1511 ;;
1512 --disable-auth-pam) auth_pam="no"
1513 ;;
1514 --enable-auth-pam) auth_pam="yes"
1515 ;;
1516 --enable-rdma) rdma="yes"
1517 ;;
1518 --disable-rdma) rdma="no"
1519 ;;
1520 --enable-pvrdma) pvrdma="yes"
1521 ;;
1522 --disable-pvrdma) pvrdma="no"
1523 ;;
1524 --disable-vte) vte="no"
1525 ;;
1526 --enable-vte) vte="yes"
1527 ;;
1528 --disable-virglrenderer) virglrenderer="no"
1529 ;;
1530 --enable-virglrenderer) virglrenderer="yes"
1531 ;;
1532 --disable-tpm) tpm="no"
1533 ;;
1534 --enable-tpm) tpm="yes"
1535 ;;
1536 --disable-libssh) libssh="no"
1537 ;;
1538 --enable-libssh) libssh="yes"
1539 ;;
1540 --disable-live-block-migration) live_block_migration="no"
1541 ;;
1542 --enable-live-block-migration) live_block_migration="yes"
1543 ;;
1544 --disable-numa) numa="no"
1545 ;;
1546 --enable-numa) numa="yes"
1547 ;;
1548 --disable-libxml2) libxml2="no"
1549 ;;
1550 --enable-libxml2) libxml2="yes"
1551 ;;
1552 --disable-tcmalloc) tcmalloc="no"
1553 ;;
1554 --enable-tcmalloc) tcmalloc="yes"
1555 ;;
1556 --disable-jemalloc) jemalloc="no"
1557 ;;
1558 --enable-jemalloc) jemalloc="yes"
1559 ;;
1560 --disable-replication) replication="no"
1561 ;;
1562 --enable-replication) replication="yes"
1563 ;;
1564 --disable-bochs) bochs="no"
1565 ;;
1566 --enable-bochs) bochs="yes"
1567 ;;
1568 --disable-cloop) cloop="no"
1569 ;;
1570 --enable-cloop) cloop="yes"
1571 ;;
1572 --disable-dmg) dmg="no"
1573 ;;
1574 --enable-dmg) dmg="yes"
1575 ;;
1576 --disable-qcow1) qcow1="no"
1577 ;;
1578 --enable-qcow1) qcow1="yes"
1579 ;;
1580 --disable-vdi) vdi="no"
1581 ;;
1582 --enable-vdi) vdi="yes"
1583 ;;
1584 --disable-vvfat) vvfat="no"
1585 ;;
1586 --enable-vvfat) vvfat="yes"
1587 ;;
1588 --disable-qed) qed="no"
1589 ;;
1590 --enable-qed) qed="yes"
1591 ;;
1592 --disable-parallels) parallels="no"
1593 ;;
1594 --enable-parallels) parallels="yes"
1595 ;;
1596 --disable-sheepdog) sheepdog="no"
1597 ;;
1598 --enable-sheepdog) sheepdog="yes"
1599 ;;
1600 --disable-vhost-user) vhost_user="no"
1601 ;;
1602 --enable-vhost-user) vhost_user="yes"
1603 ;;
1604 --disable-vhost-vdpa) vhost_vdpa="no"
1605 ;;
1606 --enable-vhost-vdpa) vhost_vdpa="yes"
1607 ;;
1608 --disable-vhost-kernel) vhost_kernel="no"
1609 ;;
1610 --enable-vhost-kernel) vhost_kernel="yes"
1611 ;;
1612 --disable-capstone) capstone="no"
1613 ;;
1614 --enable-capstone) capstone="yes"
1615 ;;
1616 --enable-capstone=git) capstone="git"
1617 ;;
1618 --enable-capstone=system) capstone="system"
1619 ;;
1620 --with-git=*) git="$optarg"
1621 ;;
1622 --enable-git-update) git_update=yes
1623 ;;
1624 --disable-git-update) git_update=no
1625 ;;
1626 --enable-debug-mutex) debug_mutex=yes
1627 ;;
1628 --disable-debug-mutex) debug_mutex=no
1629 ;;
1630 --enable-libpmem) libpmem=yes
1631 ;;
1632 --disable-libpmem) libpmem=no
1633 ;;
1634 --enable-xkbcommon) xkbcommon=yes
1635 ;;
1636 --disable-xkbcommon) xkbcommon=no
1637 ;;
1638 --enable-plugins) plugins="yes"
1639 ;;
1640 --disable-plugins) plugins="no"
1641 ;;
1642 --enable-containers) use_containers="yes"
1643 ;;
1644 --disable-containers) use_containers="no"
1645 ;;
1646 --enable-fuzzing) fuzzing=yes
1647 ;;
1648 --disable-fuzzing) fuzzing=no
1649 ;;
1650 --gdb=*) gdb_bin="$optarg"
1651 ;;
1652 --enable-rng-none) rng_none=yes
1653 ;;
1654 --disable-rng-none) rng_none=no
1655 ;;
1656 --enable-keyring) secret_keyring="yes"
1657 ;;
1658 --disable-keyring) secret_keyring="no"
1659 ;;
1660 --enable-libdaxctl) libdaxctl=yes
1661 ;;
1662 --disable-libdaxctl) libdaxctl=no
1663 ;;
1664 *)
1665 echo "ERROR: unknown option $opt"
1666 echo "Try '$0 --help' for more information"
1667 exit 1
1668 ;;
1669 esac
1670 done
1671
1672 libdir="${libdir:-$prefix/lib}"
1673 libexecdir="${libexecdir:-$prefix/libexec}"
1674 includedir="${includedir:-$prefix/include}"
1675
1676 if test "$mingw32" = "yes" ; then
1677 mandir="$prefix"
1678 datadir="$prefix"
1679 qemu_docdir="$prefix"
1680 bindir="$prefix"
1681 sysconfdir="$prefix"
1682 local_statedir=
1683 else
1684 mandir="${mandir:-$prefix/share/man}"
1685 datadir="${datadir:-$prefix/share}"
1686 qemu_docdir="${qemu_docdir:-$prefix/share/doc/qemu}"
1687 bindir="${bindir:-$prefix/bin}"
1688 sysconfdir="${sysconfdir:-$prefix/etc}"
1689 local_statedir="${local_statedir:-$prefix/var}"
1690 fi
1691
1692 case "$cpu" in
1693 ppc)
1694 CPU_CFLAGS="-m32"
1695 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1696 ;;
1697 ppc64)
1698 CPU_CFLAGS="-m64"
1699 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1700 ;;
1701 sparc)
1702 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1703 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1704 ;;
1705 sparc64)
1706 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1707 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1708 ;;
1709 s390)
1710 CPU_CFLAGS="-m31"
1711 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1712 ;;
1713 s390x)
1714 CPU_CFLAGS="-m64"
1715 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1716 ;;
1717 i386)
1718 CPU_CFLAGS="-m32"
1719 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1720 ;;
1721 x86_64)
1722 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1723 # If we truly care, we should simply detect this case at
1724 # runtime and generate the fallback to serial emulation.
1725 CPU_CFLAGS="-m64 -mcx16"
1726 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1727 ;;
1728 x32)
1729 CPU_CFLAGS="-mx32"
1730 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1731 ;;
1732 # No special flags required for other host CPUs
1733 esac
1734
1735 eval "cross_cc_${cpu}=\$host_cc"
1736 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1737 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1738
1739 # For user-mode emulation the host arch has to be one we explicitly
1740 # support, even if we're using TCI.
1741 if [ "$ARCH" = "unknown" ]; then
1742 bsd_user="no"
1743 linux_user="no"
1744 fi
1745
1746 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1747 tcg="no"
1748 fi
1749
1750 default_target_list=""
1751
1752 mak_wilds=""
1753
1754 if [ "$softmmu" = "yes" ]; then
1755 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1756 fi
1757 if [ "$linux_user" = "yes" ]; then
1758 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1759 fi
1760 if [ "$bsd_user" = "yes" ]; then
1761 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1762 fi
1763
1764 if test -z "$target_list_exclude"; then
1765 for config in $mak_wilds; do
1766 default_target_list="${default_target_list} $(basename "$config" .mak)"
1767 done
1768 else
1769 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1770 for config in $mak_wilds; do
1771 target="$(basename "$config" .mak)"
1772 exclude="no"
1773 for excl in $exclude_list; do
1774 if test "$excl" = "$target"; then
1775 exclude="yes"
1776 break;
1777 fi
1778 done
1779 if test "$exclude" = "no"; then
1780 default_target_list="${default_target_list} $target"
1781 fi
1782 done
1783 fi
1784
1785 # Enumerate public trace backends for --help output
1786 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1787
1788 if test x"$show_help" = x"yes" ; then
1789 cat << EOF
1790
1791 Usage: configure [options]
1792 Options: [defaults in brackets after descriptions]
1793
1794 Standard options:
1795 --help print this message
1796 --prefix=PREFIX install in PREFIX [$prefix]
1797 --interp-prefix=PREFIX where to find shared libraries, etc.
1798 use %M for cpu name [$interp_prefix]
1799 --target-list=LIST set target list (default: build everything)
1800 $(echo Available targets: $default_target_list | \
1801 fold -s -w 53 | sed -e 's/^/ /')
1802 --target-list-exclude=LIST exclude a set of targets from the default target-list
1803
1804 Advanced options (experts only):
1805 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1806 --cc=CC use C compiler CC [$cc]
1807 --iasl=IASL use ACPI compiler IASL [$iasl]
1808 --host-cc=CC use C compiler CC [$host_cc] for code run at
1809 build time
1810 --cxx=CXX use C++ compiler CXX [$cxx]
1811 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1812 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1813 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1814 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1815 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1816 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1817 --make=MAKE use specified make [$make]
1818 --install=INSTALL use specified install [$install]
1819 --python=PYTHON use specified python [$python]
1820 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1821 --meson=MESON use specified meson [$meson]
1822 --smbd=SMBD use specified smbd [$smbd]
1823 --with-git=GIT use specified git [$git]
1824 --static enable static build [$static]
1825 --mandir=PATH install man pages in PATH
1826 --datadir=PATH install firmware in PATH$confsuffix
1827 --docdir=PATH install documentation in PATH$confsuffix
1828 --bindir=PATH install binaries in PATH
1829 --libdir=PATH install libraries in PATH
1830 --libexecdir=PATH install helper binaries in PATH
1831 --sysconfdir=PATH install config in PATH$confsuffix
1832 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1833 --firmwarepath=PATH search PATH for firmware files
1834 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1835 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1836 --with-pkgversion=VERS use specified string as sub-version of the package
1837 --enable-debug enable common debug build options
1838 --enable-sanitizers enable default sanitizers
1839 --enable-tsan enable thread sanitizer
1840 --disable-strip disable stripping binaries
1841 --disable-werror disable compilation abort on warning
1842 --disable-stack-protector disable compiler-provided stack protection
1843 --audio-drv-list=LIST set audio drivers list:
1844 Available drivers: $audio_possible_drivers
1845 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1846 --block-drv-rw-whitelist=L
1847 set block driver read-write whitelist
1848 (affects only QEMU, not qemu-img)
1849 --block-drv-ro-whitelist=L
1850 set block driver read-only whitelist
1851 (affects only QEMU, not qemu-img)
1852 --enable-trace-backends=B Set trace backend
1853 Available backends: $trace_backend_list
1854 --with-trace-file=NAME Full PATH,NAME of file to store traces
1855 Default:trace-<pid>
1856 --disable-slirp disable SLIRP userspace network connectivity
1857 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1858 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1859 --oss-lib path to OSS library
1860 --cpu=CPU Build for host CPU [$cpu]
1861 --with-coroutine=BACKEND coroutine backend. Supported options:
1862 ucontext, sigaltstack, windows
1863 --enable-gcov enable test coverage analysis with gcov
1864 --disable-blobs disable installing provided firmware blobs
1865 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1866 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1867 --tls-priority default TLS protocol/cipher priority string
1868 --enable-gprof QEMU profiling with gprof
1869 --enable-profiler profiler support
1870 --enable-debug-stack-usage
1871 track the maximum stack usage of stacks created by qemu_alloc_stack
1872 --enable-plugins
1873 enable plugins via shared library loading
1874 --disable-containers don't use containers for cross-building
1875 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1876
1877 Optional features, enabled with --enable-FEATURE and
1878 disabled with --disable-FEATURE, default is enabled if available:
1879
1880 system all system emulation targets
1881 user supported user emulation targets
1882 linux-user all linux usermode emulation targets
1883 bsd-user all BSD usermode emulation targets
1884 docs build documentation
1885 guest-agent build the QEMU Guest Agent
1886 guest-agent-msi build guest agent Windows MSI installation package
1887 pie Position Independent Executables
1888 modules modules support (non-Windows)
1889 module-upgrades try to load modules from alternate paths for upgrades
1890 debug-tcg TCG debugging (default is disabled)
1891 debug-info debugging information
1892 sparse sparse checker
1893 safe-stack SafeStack Stack Smash Protection. Depends on
1894 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1895
1896 gnutls GNUTLS cryptography support
1897 nettle nettle cryptography support
1898 gcrypt libgcrypt cryptography support
1899 auth-pam PAM access control
1900 sdl SDL UI
1901 sdl-image SDL Image support for icons
1902 gtk gtk UI
1903 vte vte support for the gtk UI
1904 curses curses UI
1905 iconv font glyph conversion support
1906 vnc VNC UI support
1907 vnc-sasl SASL encryption for VNC server
1908 vnc-jpeg JPEG lossy compression for VNC server
1909 vnc-png PNG compression for VNC server
1910 cocoa Cocoa UI (Mac OS X only)
1911 virtfs VirtFS
1912 mpath Multipath persistent reservation passthrough
1913 xen xen backend driver support
1914 xen-pci-passthrough PCI passthrough support for Xen
1915 brlapi BrlAPI (Braile)
1916 curl curl connectivity
1917 membarrier membarrier system call (for Linux 4.14+ or Windows)
1918 fdt fdt device tree
1919 kvm KVM acceleration support
1920 hax HAX acceleration support
1921 hvf Hypervisor.framework acceleration support
1922 whpx Windows Hypervisor Platform acceleration support
1923 rdma Enable RDMA-based migration
1924 pvrdma Enable PVRDMA support
1925 vde support for vde network
1926 netmap support for netmap network
1927 linux-aio Linux AIO support
1928 linux-io-uring Linux io_uring support
1929 cap-ng libcap-ng support
1930 attr attr and xattr support
1931 vhost-net vhost-net kernel acceleration support
1932 vhost-vsock virtio sockets device support
1933 vhost-scsi vhost-scsi kernel target support
1934 vhost-crypto vhost-user-crypto backend support
1935 vhost-kernel vhost kernel backend support
1936 vhost-user vhost-user backend support
1937 vhost-vdpa vhost-vdpa kernel backend support
1938 spice spice
1939 rbd rados block device (rbd)
1940 libiscsi iscsi support
1941 libnfs nfs support
1942 smartcard smartcard support (libcacard)
1943 libusb libusb (for usb passthrough)
1944 live-block-migration Block migration in the main migration stream
1945 usb-redir usb network redirection support
1946 lzo support of lzo compression library
1947 snappy support of snappy compression library
1948 bzip2 support of bzip2 compression library
1949 (for reading bzip2-compressed dmg images)
1950 lzfse support of lzfse compression library
1951 (for reading lzfse-compressed dmg images)
1952 zstd support for zstd compression library
1953 (for migration compression and qcow2 cluster compression)
1954 seccomp seccomp support
1955 coroutine-pool coroutine freelist (better performance)
1956 glusterfs GlusterFS backend
1957 tpm TPM support
1958 libssh ssh block device support
1959 numa libnuma support
1960 libxml2 for Parallels image format
1961 tcmalloc tcmalloc support
1962 jemalloc jemalloc support
1963 avx2 AVX2 optimization support
1964 avx512f AVX512F optimization support
1965 replication replication support
1966 opengl opengl support
1967 virglrenderer virgl rendering support
1968 xfsctl xfsctl support
1969 qom-cast-debug cast debugging support
1970 tools build qemu-io, qemu-nbd and qemu-img tools
1971 bochs bochs image format support
1972 cloop cloop image format support
1973 dmg dmg image format support
1974 qcow1 qcow v1 image format support
1975 vdi vdi image format support
1976 vvfat vvfat image format support
1977 qed qed image format support
1978 parallels parallels image format support
1979 sheepdog sheepdog block driver support
1980 crypto-afalg Linux AF_ALG crypto backend driver
1981 capstone capstone disassembler support
1982 debug-mutex mutex debugging support
1983 libpmem libpmem support
1984 xkbcommon xkbcommon support
1985 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1986 libdaxctl libdaxctl support
1987
1988 NOTE: The object files are built at the place where configure is launched
1989 EOF
1990 exit 0
1991 fi
1992
1993 # Remove old dependency files to make sure that they get properly regenerated
1994 rm -f */config-devices.mak.d
1995
1996 if test -z "$python"
1997 then
1998 error_exit "Python not found. Use --python=/path/to/python"
1999 fi
2000
2001 # Note that if the Python conditional here evaluates True we will exit
2002 # with status 1 which is a shell 'false' value.
2003 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
2004 error_exit "Cannot use '$python', Python >= 3.5 is required." \
2005 "Use --python=/path/to/python to specify a supported Python."
2006 fi
2007
2008 # Preserve python version since some functionality is dependent on it
2009 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)
2010
2011 # Suppress writing compiled files
2012 python="$python -B"
2013
2014 if test -z "$meson"; then
2015 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.0; then
2016 meson=meson
2017 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
2018 meson=git
2019 elif test -e "${source_path}/meson/meson.py" ; then
2020 meson=internal
2021 else
2022 if test "$explicit_python" = yes; then
2023 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
2024 else
2025 error_exit "Meson not found. Use --meson=/path/to/meson"
2026 fi
2027 fi
2028 else
2029 # Meson uses its own Python interpreter to invoke other Python scripts,
2030 # but the user wants to use the one they specified with --python.
2031 #
2032 # We do not want to override the distro Python interpreter (and sometimes
2033 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
2034 # just require --meson=git|internal together with --python.
2035 if test "$explicit_python" = yes; then
2036 case "$meson" in
2037 git | internal) ;;
2038 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2039 esac
2040 fi
2041 fi
2042
2043 if test "$meson" = git; then
2044 git_submodules="${git_submodules} meson"
2045 fi
2046 if test "$git_update" = yes; then
2047 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
2048 fi
2049
2050 case "$meson" in
2051 git | internal)
2052 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2053 error_exit "Python setuptools not found"
2054 fi
2055 meson="$python ${source_path}/meson/meson.py"
2056 ;;
2057 *) meson=$(command -v meson) ;;
2058 esac
2059
2060
2061 # Check that the C compiler works. Doing this here before testing
2062 # the host CPU ensures that we had a valid CC to autodetect the
2063 # $cpu var (and we should bail right here if that's not the case).
2064 # It also allows the help message to be printed without a CC.
2065 write_c_skeleton;
2066 if compile_object ; then
2067 : C compiler works ok
2068 else
2069 error_exit "\"$cc\" either does not exist or does not work"
2070 fi
2071 if ! compile_prog ; then
2072 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2073 fi
2074
2075 # Now we have handled --enable-tcg-interpreter and know we're not just
2076 # printing the help message, bail out if the host CPU isn't supported.
2077 if test "$ARCH" = "unknown"; then
2078 if test "$tcg_interpreter" = "yes" ; then
2079 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2080 else
2081 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2082 fi
2083 fi
2084
2085 # Consult white-list to determine whether to enable werror
2086 # by default. Only enable by default for git builds
2087 if test -z "$werror" ; then
2088 if test -e "$source_path/.git" && \
2089 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2090 werror="yes"
2091 else
2092 werror="no"
2093 fi
2094 fi
2095
2096 if test "$bogus_os" = "yes"; then
2097 # Now that we know that we're not printing the help and that
2098 # the compiler works (so the results of the check_defines we used
2099 # to identify the OS are reliable), if we didn't recognize the
2100 # host OS we should stop now.
2101 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2102 fi
2103
2104 # Check whether the compiler matches our minimum requirements:
2105 cat > $TMPC << EOF
2106 #if defined(__clang_major__) && defined(__clang_minor__)
2107 # ifdef __apple_build_version__
2108 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2109 # error You need at least XCode Clang v5.1 to compile QEMU
2110 # endif
2111 # else
2112 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2113 # error You need at least Clang v3.4 to compile QEMU
2114 # endif
2115 # endif
2116 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2117 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2118 # error You need at least GCC v4.8 to compile QEMU
2119 # endif
2120 #else
2121 # error You either need GCC or Clang to compiler QEMU
2122 #endif
2123 int main (void) { return 0; }
2124 EOF
2125 if ! compile_prog "" "" ; then
2126 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2127 fi
2128
2129 # Accumulate -Wfoo and -Wno-bar separately.
2130 # We will list all of the enable flags first, and the disable flags second.
2131 # Note that we do not add -Werror, because that would enable it for all
2132 # configure tests. If a configure test failed due to -Werror this would
2133 # just silently disable some features, so it's too error prone.
2134
2135 warn_flags=
2136 add_to warn_flags -Wold-style-declaration
2137 add_to warn_flags -Wold-style-definition
2138 add_to warn_flags -Wtype-limits
2139 add_to warn_flags -Wformat-security
2140 add_to warn_flags -Wformat-y2k
2141 add_to warn_flags -Winit-self
2142 add_to warn_flags -Wignored-qualifiers
2143 add_to warn_flags -Wempty-body
2144 add_to warn_flags -Wnested-externs
2145 add_to warn_flags -Wendif-labels
2146 add_to warn_flags -Wexpansion-to-defined
2147
2148 nowarn_flags=
2149 add_to nowarn_flags -Wno-initializer-overrides
2150 add_to nowarn_flags -Wno-missing-include-dirs
2151 add_to nowarn_flags -Wno-shift-negative-value
2152 add_to nowarn_flags -Wno-string-plus-int
2153 add_to nowarn_flags -Wno-typedef-redefinition
2154 add_to nowarn_flags -Wno-tautological-type-limit-compare
2155 add_to nowarn_flags -Wno-psabi
2156
2157 gcc_flags="$warn_flags $nowarn_flags"
2158
2159 cc_has_warning_flag() {
2160 write_c_skeleton;
2161
2162 # Use the positive sense of the flag when testing for -Wno-wombat
2163 # support (gcc will happily accept the -Wno- form of unknown
2164 # warning options).
2165 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2166 compile_prog "-Werror $optflag" ""
2167 }
2168
2169 for flag in $gcc_flags; do
2170 if cc_has_warning_flag $flag ; then
2171 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2172 fi
2173 done
2174
2175 if test "$stack_protector" != "no"; then
2176 cat > $TMPC << EOF
2177 int main(int argc, char *argv[])
2178 {
2179 char arr[64], *p = arr, *c = argv[0];
2180 while (*c) {
2181 *p++ = *c++;
2182 }
2183 return 0;
2184 }
2185 EOF
2186 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2187 sp_on=0
2188 for flag in $gcc_flags; do
2189 # We need to check both a compile and a link, since some compiler
2190 # setups fail only on a .c->.o compile and some only at link time
2191 if compile_object "-Werror $flag" &&
2192 compile_prog "-Werror $flag" ""; then
2193 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2194 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2195 sp_on=1
2196 break
2197 fi
2198 done
2199 if test "$stack_protector" = yes; then
2200 if test $sp_on = 0; then
2201 error_exit "Stack protector not supported"
2202 fi
2203 fi
2204 fi
2205
2206 # Disable -Wmissing-braces on older compilers that warn even for
2207 # the "universal" C zero initializer {0}.
2208 cat > $TMPC << EOF
2209 struct {
2210 int a[2];
2211 } x = {0};
2212 EOF
2213 if compile_object "-Werror" "" ; then
2214 :
2215 else
2216 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2217 fi
2218
2219 # Our module code doesn't support Windows
2220 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2221 error_exit "Modules are not available for Windows"
2222 fi
2223
2224 # module_upgrades is only reasonable if modules are enabled
2225 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2226 error_exit "Can't enable module-upgrades as Modules are not enabled"
2227 fi
2228
2229 # Static linking is not possible with modules or PIE
2230 if test "$static" = "yes" ; then
2231 if test "$modules" = "yes" ; then
2232 error_exit "static and modules are mutually incompatible"
2233 fi
2234 fi
2235
2236 # Unconditional check for compiler __thread support
2237 cat > $TMPC << EOF
2238 static __thread int tls_var;
2239 int main(void) { return tls_var; }
2240 EOF
2241
2242 if ! compile_prog "-Werror" "" ; then
2243 error_exit "Your compiler does not support the __thread specifier for " \
2244 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2245 fi
2246
2247 cat > $TMPC << EOF
2248
2249 #ifdef __linux__
2250 # define THREAD __thread
2251 #else
2252 # define THREAD
2253 #endif
2254 static THREAD int tls_var;
2255 int main(void) { return tls_var; }
2256 EOF
2257
2258 # Check we support --no-pie first; we will need this for building ROMs.
2259 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2260 CFLAGS_NOPIE="-fno-pie"
2261 LDFLAGS_NOPIE="-no-pie"
2262 fi
2263
2264 if test "$static" = "yes"; then
2265 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2266 CFLAGS="-fPIE -DPIE $CFLAGS"
2267 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2268 pie="yes"
2269 elif test "$pie" = "yes"; then
2270 error_exit "-static-pie not available due to missing toolchain support"
2271 else
2272 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2273 pie="no"
2274 fi
2275 elif test "$pie" = "no"; then
2276 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2277 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2278 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2279 CFLAGS="-fPIE -DPIE $CFLAGS"
2280 LDFLAGS="-pie $LDFLAGS"
2281 pie="yes"
2282 elif test "$pie" = "yes"; then
2283 error_exit "PIE not available due to missing toolchain support"
2284 else
2285 echo "Disabling PIE due to missing toolchain support"
2286 pie="no"
2287 fi
2288
2289 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2290 # The combination is known as "full relro", because .got.plt is read-only too.
2291 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2292 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2293 fi
2294
2295 ##########################################
2296 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2297 # use i686 as default anyway, but for those that don't, an explicit
2298 # specification is necessary
2299
2300 if test "$cpu" = "i386"; then
2301 cat > $TMPC << EOF
2302 static int sfaa(int *ptr)
2303 {
2304 return __sync_fetch_and_and(ptr, 0);
2305 }
2306
2307 int main(void)
2308 {
2309 int val = 42;
2310 val = __sync_val_compare_and_swap(&val, 0, 1);
2311 sfaa(&val);
2312 return val;
2313 }
2314 EOF
2315 if ! compile_prog "" "" ; then
2316 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2317 fi
2318 fi
2319
2320 #########################################
2321 # Solaris specific configure tool chain decisions
2322
2323 if test "$solaris" = "yes" ; then
2324 if has $install; then
2325 :
2326 else
2327 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2328 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2329 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2330 fi
2331 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2332 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2333 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2334 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2335 fi
2336 if has ar; then
2337 :
2338 else
2339 if test -f /usr/ccs/bin/ar ; then
2340 error_exit "No path includes ar" \
2341 "Add /usr/ccs/bin to your path and rerun configure"
2342 fi
2343 error_exit "No path includes ar"
2344 fi
2345 fi
2346
2347 if test -z "${target_list+xxx}" ; then
2348 for target in $default_target_list; do
2349 supported_target $target 2>/dev/null && \
2350 target_list="$target_list $target"
2351 done
2352 target_list="${target_list# }"
2353 else
2354 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2355 for target in $target_list; do
2356 # Check that we recognised the target name; this allows a more
2357 # friendly error message than if we let it fall through.
2358 case " $default_target_list " in
2359 *" $target "*)
2360 ;;
2361 *)
2362 error_exit "Unknown target name '$target'"
2363 ;;
2364 esac
2365 supported_target $target || exit 1
2366 done
2367 fi
2368
2369 # see if system emulation was really requested
2370 case " $target_list " in
2371 *"-softmmu "*) softmmu=yes
2372 ;;
2373 *) softmmu=no
2374 ;;
2375 esac
2376
2377 for target in $target_list; do
2378 case "$target" in
2379 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2380 edk2_blobs="yes"
2381 ;;
2382 esac
2383 done
2384 # The EDK2 binaries are compressed with bzip2
2385 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2386 error_exit "The bzip2 program is required for building QEMU"
2387 fi
2388
2389 feature_not_found() {
2390 feature=$1
2391 remedy=$2
2392
2393 error_exit "User requested feature $feature" \
2394 "configure was not able to find it." \
2395 "$remedy"
2396 }
2397
2398 # ---
2399 # big/little endian test
2400 cat > $TMPC << EOF
2401 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2402 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2403 extern int foo(short *, short *);
2404 int main(int argc, char *argv[]) {
2405 return foo(big_endian, little_endian);
2406 }
2407 EOF
2408
2409 if compile_object ; then
2410 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2411 bigendian="yes"
2412 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2413 bigendian="no"
2414 else
2415 echo big/little test failed
2416 fi
2417 else
2418 echo big/little test failed
2419 fi
2420
2421 ##########################################
2422 # system tools
2423 if test -z "$want_tools"; then
2424 if test "$softmmu" = "no"; then
2425 want_tools=no
2426 else
2427 want_tools=yes
2428 fi
2429 fi
2430
2431 ##########################################
2432 # cocoa implies not SDL or GTK
2433 # (the cocoa UI code currently assumes it is always the active UI
2434 # and doesn't interact well with other UI frontend code)
2435 if test "$cocoa" = "yes"; then
2436 if test "$sdl" = "yes"; then
2437 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2438 fi
2439 if test "$gtk" = "yes"; then
2440 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2441 fi
2442 gtk=no
2443 sdl=disabled
2444 fi
2445
2446 # Some versions of Mac OS X incorrectly define SIZE_MAX
2447 cat > $TMPC << EOF
2448 #include <stdint.h>
2449 #include <stdio.h>
2450 int main(int argc, char *argv[]) {
2451 return printf("%zu", SIZE_MAX);
2452 }
2453 EOF
2454 have_broken_size_max=no
2455 if ! compile_object -Werror ; then
2456 have_broken_size_max=yes
2457 fi
2458
2459 ##########################################
2460 # L2TPV3 probe
2461
2462 cat > $TMPC <<EOF
2463 #include <sys/socket.h>
2464 #include <linux/ip.h>
2465 int main(void) { return sizeof(struct mmsghdr); }
2466 EOF
2467 if compile_prog "" "" ; then
2468 l2tpv3=yes
2469 else
2470 l2tpv3=no
2471 fi
2472
2473 if check_include "pty.h" ; then
2474 pty_h=yes
2475 else
2476 pty_h=no
2477 fi
2478
2479 cat > $TMPC <<EOF
2480 #include <sys/mman.h>
2481 int main(int argc, char *argv[]) {
2482 return mlockall(MCL_FUTURE);
2483 }
2484 EOF
2485 if compile_prog "" "" ; then
2486 have_mlockall=yes
2487 else
2488 have_mlockall=no
2489 fi
2490
2491 #########################################
2492 # vhost interdependencies and host support
2493
2494 # vhost backends
2495 test "$vhost_user" = "" && vhost_user=yes
2496 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2497 error_exit "vhost-user isn't available on win32"
2498 fi
2499 test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2500 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2501 error_exit "vhost-vdpa is only available on Linux"
2502 fi
2503 test "$vhost_kernel" = "" && vhost_kernel=$linux
2504 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2505 error_exit "vhost-kernel is only available on Linux"
2506 fi
2507
2508 # vhost-kernel devices
2509 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2510 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2511 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2512 fi
2513 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2514 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2515 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2516 fi
2517
2518 # vhost-user backends
2519 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2520 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2521 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2522 fi
2523 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2524 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2525 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2526 fi
2527 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2528 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2529 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2530 fi
2531 #vhost-vdpa backends
2532 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2533 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2534 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2535 fi
2536
2537 # OR the vhost-kernel and vhost-user values for simplicity
2538 if test "$vhost_net" = ""; then
2539 test "$vhost_net_user" = "yes" && vhost_net=yes
2540 test "$vhost_kernel" = "yes" && vhost_net=yes
2541 fi
2542
2543 ##########################################
2544 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2545
2546 if test "$mingw32" = "yes"; then
2547 # Some versions of MinGW / Mingw-w64 lack localtime_r
2548 # and gmtime_r entirely.
2549 #
2550 # Some versions of Mingw-w64 define a macro for
2551 # localtime_r/gmtime_r.
2552 #
2553 # Some versions of Mingw-w64 will define functions
2554 # for localtime_r/gmtime_r, but only if you have
2555 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2556 # though, unistd.h and pthread.h both define
2557 # that for you.
2558 #
2559 # So this #undef localtime_r and #include <unistd.h>
2560 # are not in fact redundant.
2561 cat > $TMPC << EOF
2562 #include <unistd.h>
2563 #include <time.h>
2564 #undef localtime_r
2565 int main(void) { localtime_r(NULL, NULL); return 0; }
2566 EOF
2567 if compile_prog "" "" ; then
2568 localtime_r="yes"
2569 else
2570 localtime_r="no"
2571 fi
2572 fi
2573
2574 ##########################################
2575 # pkg-config probe
2576
2577 if ! has "$pkg_config_exe"; then
2578 error_exit "pkg-config binary '$pkg_config_exe' not found"
2579 fi
2580
2581 ##########################################
2582 # NPTL probe
2583
2584 if test "$linux_user" = "yes"; then
2585 cat > $TMPC <<EOF
2586 #include <sched.h>
2587 #include <linux/futex.h>
2588 int main(void) {
2589 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2590 #error bork
2591 #endif
2592 return 0;
2593 }
2594 EOF
2595 if ! compile_object ; then
2596 feature_not_found "nptl" "Install glibc and linux kernel headers."
2597 fi
2598 fi
2599
2600 ##########################################
2601 # lzo check
2602
2603 if test "$lzo" != "no" ; then
2604 cat > $TMPC << EOF
2605 #include <lzo/lzo1x.h>
2606 int main(void) { lzo_version(); return 0; }
2607 EOF
2608 if compile_prog "" "-llzo2" ; then
2609 lzo_libs="-llzo2"
2610 lzo="yes"
2611 else
2612 if test "$lzo" = "yes"; then
2613 feature_not_found "liblzo2" "Install liblzo2 devel"
2614 fi
2615 lzo="no"
2616 fi
2617 fi
2618
2619 ##########################################
2620 # snappy check
2621
2622 if test "$snappy" != "no" ; then
2623 cat > $TMPC << EOF
2624 #include <snappy-c.h>
2625 int main(void) { snappy_max_compressed_length(4096); return 0; }
2626 EOF
2627 if compile_prog "" "-lsnappy" ; then
2628 snappy_libs='-lsnappy'
2629 snappy="yes"
2630 else
2631 if test "$snappy" = "yes"; then
2632 feature_not_found "libsnappy" "Install libsnappy devel"
2633 fi
2634 snappy="no"
2635 fi
2636 fi
2637
2638 ##########################################
2639 # bzip2 check
2640
2641 if test "$bzip2" != "no" ; then
2642 cat > $TMPC << EOF
2643 #include <bzlib.h>
2644 int main(void) { BZ2_bzlibVersion(); return 0; }
2645 EOF
2646 if compile_prog "" "-lbz2" ; then
2647 bzip2="yes"
2648 else
2649 if test "$bzip2" = "yes"; then
2650 feature_not_found "libbzip2" "Install libbzip2 devel"
2651 fi
2652 bzip2="no"
2653 fi
2654 fi
2655
2656 ##########################################
2657 # lzfse check
2658
2659 if test "$lzfse" != "no" ; then
2660 cat > $TMPC << EOF
2661 #include <lzfse.h>
2662 int main(void) { lzfse_decode_scratch_size(); return 0; }
2663 EOF
2664 if compile_prog "" "-llzfse" ; then
2665 lzfse="yes"
2666 else
2667 if test "$lzfse" = "yes"; then
2668 feature_not_found "lzfse" "Install lzfse devel"
2669 fi
2670 lzfse="no"
2671 fi
2672 fi
2673
2674 ##########################################
2675 # zstd check
2676
2677 if test "$zstd" != "no" ; then
2678 libzstd_minver="1.4.0"
2679 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2680 zstd_cflags="$($pkg_config --cflags libzstd)"
2681 zstd_libs="$($pkg_config --libs libzstd)"
2682 zstd="yes"
2683 else
2684 if test "$zstd" = "yes" ; then
2685 feature_not_found "libzstd" "Install libzstd devel"
2686 fi
2687 zstd="no"
2688 fi
2689 fi
2690
2691 ##########################################
2692 # libseccomp check
2693
2694 if test "$seccomp" != "no" ; then
2695 libseccomp_minver="2.3.0"
2696 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2697 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2698 seccomp_libs="$($pkg_config --libs libseccomp)"
2699 seccomp="yes"
2700 else
2701 if test "$seccomp" = "yes" ; then
2702 feature_not_found "libseccomp" \
2703 "Install libseccomp devel >= $libseccomp_minver"
2704 fi
2705 seccomp="no"
2706 fi
2707 fi
2708 ##########################################
2709 # xen probe
2710
2711 if test "$xen" != "no" ; then
2712 # Check whether Xen library path is specified via --extra-ldflags to avoid
2713 # overriding this setting with pkg-config output. If not, try pkg-config
2714 # to obtain all needed flags.
2715
2716 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2717 $pkg_config --exists xencontrol ; then
2718 xen_ctrl_version="$(printf '%d%02d%02d' \
2719 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2720 xen=yes
2721 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2722 xen_pc="$xen_pc xenevtchn xendevicemodel"
2723 if $pkg_config --exists xentoolcore; then
2724 xen_pc="$xen_pc xentoolcore"
2725 fi
2726 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2727 xen_cflags="$($pkg_config --cflags $xen_pc)"
2728 xen_libs="$($pkg_config --libs $xen_pc)"
2729 else
2730
2731 xen_libs="-lxenstore -lxenctrl -lxenguest"
2732 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2733
2734 # First we test whether Xen headers and libraries are available.
2735 # If no, we are done and there is no Xen support.
2736 # If yes, more tests are run to detect the Xen version.
2737
2738 # Xen (any)
2739 cat > $TMPC <<EOF
2740 #include <xenctrl.h>
2741 int main(void) {
2742 return 0;
2743 }
2744 EOF
2745 if ! compile_prog "" "$xen_libs" ; then
2746 # Xen not found
2747 if test "$xen" = "yes" ; then
2748 feature_not_found "xen" "Install xen devel"
2749 fi
2750 xen=no
2751
2752 # Xen unstable
2753 elif
2754 cat > $TMPC <<EOF &&
2755 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2756 #define __XEN_TOOLS__
2757 #include <xendevicemodel.h>
2758 #include <xenforeignmemory.h>
2759 int main(void) {
2760 xendevicemodel_handle *xd;
2761 xenforeignmemory_handle *xfmem;
2762
2763 xd = xendevicemodel_open(0, 0);
2764 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2765
2766 xfmem = xenforeignmemory_open(0, 0);
2767 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2768
2769 return 0;
2770 }
2771 EOF
2772 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2773 then
2774 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2775 xen_ctrl_version=41100
2776 xen=yes
2777 elif
2778 cat > $TMPC <<EOF &&
2779 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2780 #include <xenforeignmemory.h>
2781 #include <xentoolcore.h>
2782 int main(void) {
2783 xenforeignmemory_handle *xfmem;
2784
2785 xfmem = xenforeignmemory_open(0, 0);
2786 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2787 xentoolcore_restrict_all(0);
2788
2789 return 0;
2790 }
2791 EOF
2792 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2793 then
2794 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2795 xen_ctrl_version=41000
2796 xen=yes
2797 elif
2798 cat > $TMPC <<EOF &&
2799 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2800 #define __XEN_TOOLS__
2801 #include <xendevicemodel.h>
2802 int main(void) {
2803 xendevicemodel_handle *xd;
2804
2805 xd = xendevicemodel_open(0, 0);
2806 xendevicemodel_close(xd);
2807
2808 return 0;
2809 }
2810 EOF
2811 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2812 then
2813 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2814 xen_ctrl_version=40900
2815 xen=yes
2816 elif
2817 cat > $TMPC <<EOF &&
2818 /*
2819 * If we have stable libs the we don't want the libxc compat
2820 * layers, regardless of what CFLAGS we may have been given.
2821 *
2822 * Also, check if xengnttab_grant_copy_segment_t is defined and
2823 * grant copy operation is implemented.
2824 */
2825 #undef XC_WANT_COMPAT_EVTCHN_API
2826 #undef XC_WANT_COMPAT_GNTTAB_API
2827 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2828 #include <xenctrl.h>
2829 #include <xenstore.h>
2830 #include <xenevtchn.h>
2831 #include <xengnttab.h>
2832 #include <xenforeignmemory.h>
2833 #include <stdint.h>
2834 #include <xen/hvm/hvm_info_table.h>
2835 #if !defined(HVM_MAX_VCPUS)
2836 # error HVM_MAX_VCPUS not defined
2837 #endif
2838 int main(void) {
2839 xc_interface *xc = NULL;
2840 xenforeignmemory_handle *xfmem;
2841 xenevtchn_handle *xe;
2842 xengnttab_handle *xg;
2843 xengnttab_grant_copy_segment_t* seg = NULL;
2844
2845 xs_daemon_open();
2846
2847 xc = xc_interface_open(0, 0, 0);
2848 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2849 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2850 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2851 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2852
2853 xfmem = xenforeignmemory_open(0, 0);
2854 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2855
2856 xe = xenevtchn_open(0, 0);
2857 xenevtchn_fd(xe);
2858
2859 xg = xengnttab_open(0, 0);
2860 xengnttab_grant_copy(xg, 0, seg);
2861
2862 return 0;
2863 }
2864 EOF
2865 compile_prog "" "$xen_libs $xen_stable_libs"
2866 then
2867 xen_ctrl_version=40800
2868 xen=yes
2869 elif
2870 cat > $TMPC <<EOF &&
2871 /*
2872 * If we have stable libs the we don't want the libxc compat
2873 * layers, regardless of what CFLAGS we may have been given.
2874 */
2875 #undef XC_WANT_COMPAT_EVTCHN_API
2876 #undef XC_WANT_COMPAT_GNTTAB_API
2877 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2878 #include <xenctrl.h>
2879 #include <xenstore.h>
2880 #include <xenevtchn.h>
2881 #include <xengnttab.h>
2882 #include <xenforeignmemory.h>
2883 #include <stdint.h>
2884 #include <xen/hvm/hvm_info_table.h>
2885 #if !defined(HVM_MAX_VCPUS)
2886 # error HVM_MAX_VCPUS not defined
2887 #endif
2888 int main(void) {
2889 xc_interface *xc = NULL;
2890 xenforeignmemory_handle *xfmem;
2891 xenevtchn_handle *xe;
2892 xengnttab_handle *xg;
2893
2894 xs_daemon_open();
2895
2896 xc = xc_interface_open(0, 0, 0);
2897 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2898 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2899 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2900 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2901
2902 xfmem = xenforeignmemory_open(0, 0);
2903 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2904
2905 xe = xenevtchn_open(0, 0);
2906 xenevtchn_fd(xe);
2907
2908 xg = xengnttab_open(0, 0);
2909 xengnttab_map_grant_ref(xg, 0, 0, 0);
2910
2911 return 0;
2912 }
2913 EOF
2914 compile_prog "" "$xen_libs $xen_stable_libs"
2915 then
2916 xen_ctrl_version=40701
2917 xen=yes
2918
2919 # Xen 4.6
2920 elif
2921 cat > $TMPC <<EOF &&
2922 #include <xenctrl.h>
2923 #include <xenstore.h>
2924 #include <stdint.h>
2925 #include <xen/hvm/hvm_info_table.h>
2926 #if !defined(HVM_MAX_VCPUS)
2927 # error HVM_MAX_VCPUS not defined
2928 #endif
2929 int main(void) {
2930 xc_interface *xc;
2931 xs_daemon_open();
2932 xc = xc_interface_open(0, 0, 0);
2933 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2934 xc_gnttab_open(NULL, 0);
2935 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2936 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2937 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2938 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2939 return 0;
2940 }
2941 EOF
2942 compile_prog "" "$xen_libs"
2943 then
2944 xen_ctrl_version=40600
2945 xen=yes
2946
2947 # Xen 4.5
2948 elif
2949 cat > $TMPC <<EOF &&
2950 #include <xenctrl.h>
2951 #include <xenstore.h>
2952 #include <stdint.h>
2953 #include <xen/hvm/hvm_info_table.h>
2954 #if !defined(HVM_MAX_VCPUS)
2955 # error HVM_MAX_VCPUS not defined
2956 #endif
2957 int main(void) {
2958 xc_interface *xc;
2959 xs_daemon_open();
2960 xc = xc_interface_open(0, 0, 0);
2961 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2962 xc_gnttab_open(NULL, 0);
2963 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2964 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2965 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2966 return 0;
2967 }
2968 EOF
2969 compile_prog "" "$xen_libs"
2970 then
2971 xen_ctrl_version=40500
2972 xen=yes
2973
2974 elif
2975 cat > $TMPC <<EOF &&
2976 #include <xenctrl.h>
2977 #include <xenstore.h>
2978 #include <stdint.h>
2979 #include <xen/hvm/hvm_info_table.h>
2980 #if !defined(HVM_MAX_VCPUS)
2981 # error HVM_MAX_VCPUS not defined
2982 #endif
2983 int main(void) {
2984 xc_interface *xc;
2985 xs_daemon_open();
2986 xc = xc_interface_open(0, 0, 0);
2987 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2988 xc_gnttab_open(NULL, 0);
2989 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2990 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2991 return 0;
2992 }
2993 EOF
2994 compile_prog "" "$xen_libs"
2995 then
2996 xen_ctrl_version=40200
2997 xen=yes
2998
2999 else
3000 if test "$xen" = "yes" ; then
3001 feature_not_found "xen (unsupported version)" \
3002 "Install a supported xen (xen 4.2 or newer)"
3003 fi
3004 xen=no
3005 fi
3006
3007 if test "$xen" = yes; then
3008 if test $xen_ctrl_version -ge 40701 ; then
3009 xen_libs="$xen_libs $xen_stable_libs "
3010 fi
3011 fi
3012 fi
3013 fi
3014
3015 if test "$xen_pci_passthrough" != "no"; then
3016 if test "$xen" = "yes" && test "$linux" = "yes"; then
3017 xen_pci_passthrough=yes
3018 else
3019 if test "$xen_pci_passthrough" = "yes"; then
3020 error_exit "User requested feature Xen PCI Passthrough" \
3021 " but this feature requires /sys from Linux"
3022 fi
3023 xen_pci_passthrough=no
3024 fi
3025 fi
3026
3027 ##########################################
3028 # Windows Hypervisor Platform accelerator (WHPX) check
3029 if test "$whpx" != "no" ; then
3030 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
3031 whpx="yes"
3032 else
3033 if test "$whpx" = "yes"; then
3034 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
3035 fi
3036 whpx="no"
3037 fi
3038 fi
3039
3040 ##########################################
3041 # gettext probe
3042 if test "$gettext" != "false" ; then
3043 if has xgettext; then
3044 gettext=true
3045 else
3046 if test "$gettext" = "true" ; then
3047 feature_not_found "gettext" "Install xgettext binary"
3048 fi
3049 gettext=false
3050 fi
3051 fi
3052
3053 ##########################################
3054 # Sparse probe
3055 if test "$sparse" != "no" ; then
3056 if has sparse; then
3057 sparse=yes
3058 else
3059 if test "$sparse" = "yes" ; then
3060 feature_not_found "sparse" "Install sparse binary"
3061 fi
3062 sparse=no
3063 fi
3064 fi
3065
3066 ##########################################
3067 # X11 probe
3068 if $pkg_config --exists "x11"; then
3069 have_x11=yes
3070 x11_cflags=$($pkg_config --cflags x11)
3071 x11_libs=$($pkg_config --libs x11)
3072 fi
3073
3074 ##########################################
3075 # GTK probe
3076
3077 if test "$gtk" != "no"; then
3078 gtkpackage="gtk+-3.0"
3079 gtkx11package="gtk+-x11-3.0"
3080 gtkversion="3.22.0"
3081 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3082 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3083 gtk_libs=$($pkg_config --libs $gtkpackage)
3084 gtk_version=$($pkg_config --modversion $gtkpackage)
3085 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3086 need_x11=yes
3087 gtk_cflags="$gtk_cflags $x11_cflags"
3088 gtk_libs="$gtk_libs $x11_libs"
3089 fi
3090 gtk="yes"
3091 elif test "$gtk" = "yes"; then
3092 feature_not_found "gtk" "Install gtk3-devel"
3093 else
3094 gtk="no"
3095 fi
3096 fi
3097
3098
3099 ##########################################
3100 # GNUTLS probe
3101
3102 if test "$gnutls" != "no"; then
3103 pass="no"
3104 if $pkg_config --exists "gnutls >= 3.1.18"; then
3105 gnutls_cflags=$($pkg_config --cflags gnutls)
3106 gnutls_libs=$($pkg_config --libs gnutls)
3107 # Packaging for the static libraries is not always correct.
3108 # At least ubuntu 18.04 ships only shared libraries.
3109 write_c_skeleton
3110 if compile_prog "" "$gnutls_libs" ; then
3111 LIBS="$gnutls_libs $LIBS"
3112 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
3113 pass="yes"
3114 fi
3115 fi
3116 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3117 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3118 else
3119 gnutls="$pass"
3120 fi
3121 fi
3122
3123
3124 # If user didn't give a --disable/enable-gcrypt flag,
3125 # then mark as disabled if user requested nettle
3126 # explicitly
3127 if test -z "$gcrypt"
3128 then
3129 if test "$nettle" = "yes"
3130 then
3131 gcrypt="no"
3132 fi
3133 fi
3134
3135 # If user didn't give a --disable/enable-nettle flag,
3136 # then mark as disabled if user requested gcrypt
3137 # explicitly
3138 if test -z "$nettle"
3139 then
3140 if test "$gcrypt" = "yes"
3141 then
3142 nettle="no"
3143 fi
3144 fi
3145
3146 has_libgcrypt() {
3147 if ! has "libgcrypt-config"
3148 then
3149 return 1
3150 fi
3151
3152 if test -n "$cross_prefix"
3153 then
3154 host=$(libgcrypt-config --host)
3155 if test "$host-" != $cross_prefix
3156 then
3157 return 1
3158 fi
3159 fi
3160
3161 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3162 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3163
3164 if test $maj != 1 || test $min -lt 5
3165 then
3166 return 1
3167 fi
3168
3169 return 0
3170 }
3171
3172
3173 if test "$nettle" != "no"; then
3174 pass="no"
3175 if $pkg_config --exists "nettle >= 2.7.1"; then
3176 nettle_cflags=$($pkg_config --cflags nettle)
3177 nettle_libs=$($pkg_config --libs nettle)
3178 nettle_version=$($pkg_config --modversion nettle)
3179 # Link test to make sure the given libraries work (e.g for static).
3180 write_c_skeleton
3181 if compile_prog "" "$nettle_libs" ; then
3182 LIBS="$nettle_libs $LIBS"
3183 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3184 if test -z "$gcrypt"; then
3185 gcrypt="no"
3186 fi
3187 pass="yes"
3188 fi
3189 fi
3190 if test "$pass" = "yes"
3191 then
3192 cat > $TMPC << EOF
3193 #include <nettle/xts.h>
3194 int main(void) {
3195 return 0;
3196 }
3197 EOF
3198 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3199 nettle_xts=yes
3200 qemu_private_xts=no
3201 fi
3202 fi
3203 if test "$pass" = "no" && test "$nettle" = "yes"; then
3204 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3205 else
3206 nettle="$pass"
3207 fi
3208 fi
3209
3210 if test "$gcrypt" != "no"; then
3211 pass="no"
3212 if has_libgcrypt; then
3213 gcrypt_cflags=$(libgcrypt-config --cflags)
3214 gcrypt_libs=$(libgcrypt-config --libs)
3215 # Debian has removed -lgpg-error from libgcrypt-config
3216 # as it "spreads unnecessary dependencies" which in
3217 # turn breaks static builds...
3218 if test "$static" = "yes"
3219 then
3220 gcrypt_libs="$gcrypt_libs -lgpg-error"
3221 fi
3222
3223 # Link test to make sure the given libraries work (e.g for static).
3224 write_c_skeleton
3225 if compile_prog "" "$gcrypt_libs" ; then
3226 LIBS="$gcrypt_libs $LIBS"
3227 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3228 pass="yes"
3229 fi
3230 fi
3231 if test "$pass" = "yes"; then
3232 gcrypt="yes"
3233 cat > $TMPC << EOF
3234 #include <gcrypt.h>
3235 int main(void) {
3236 gcry_mac_hd_t handle;
3237 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3238 GCRY_MAC_FLAG_SECURE, NULL);
3239 return 0;
3240 }
3241 EOF
3242 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3243 gcrypt_hmac=yes
3244 fi
3245 cat > $TMPC << EOF
3246 #include <gcrypt.h>
3247 int main(void) {
3248 gcry_cipher_hd_t handle;
3249 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3250 return 0;
3251 }
3252 EOF
3253 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3254 gcrypt_xts=yes
3255 qemu_private_xts=no
3256 fi
3257 elif test "$gcrypt" = "yes"; then
3258 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3259 else
3260 gcrypt="no"
3261 fi
3262 fi
3263
3264
3265 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3266 then
3267 error_exit "Only one of gcrypt & nettle can be enabled"
3268 fi
3269
3270 ##########################################
3271 # libtasn1 - only for the TLS creds/session test suite
3272
3273 tasn1=yes
3274 tasn1_cflags=""
3275 tasn1_libs=""
3276 if $pkg_config --exists "libtasn1"; then
3277 tasn1_cflags=$($pkg_config --cflags libtasn1)
3278 tasn1_libs=$($pkg_config --libs libtasn1)
3279 else
3280 tasn1=no
3281 fi
3282
3283
3284 ##########################################
3285 # PAM probe
3286
3287 if test "$auth_pam" != "no"; then
3288 cat > $TMPC <<EOF
3289 #include <security/pam_appl.h>
3290 #include <stdio.h>
3291 int main(void) {
3292 const char *service_name = "qemu";
3293 const char *user = "frank";
3294 const struct pam_conv pam_conv = { 0 };
3295 pam_handle_t *pamh = NULL;
3296 pam_start(service_name, user, &pam_conv, &pamh);
3297 return 0;
3298 }
3299 EOF
3300 if compile_prog "" "-lpam" ; then
3301 auth_pam=yes
3302 else
3303 if test "$auth_pam" = "yes"; then
3304 feature_not_found "PAM" "Install PAM development package"
3305 else
3306 auth_pam=no
3307 fi
3308 fi
3309 fi
3310
3311 ##########################################
3312 # getifaddrs (for tests/test-io-channel-socket )
3313
3314 have_ifaddrs_h=yes
3315 if ! check_include "ifaddrs.h" ; then
3316 have_ifaddrs_h=no
3317 fi
3318
3319 #########################################
3320 # libdrm check
3321 have_drm_h=no
3322 if check_include "libdrm/drm.h" ; then
3323 have_drm_h=yes
3324 fi
3325
3326 #########################################
3327 # sys/signal.h check
3328 have_sys_signal_h=no
3329 if check_include "sys/signal.h" ; then
3330 have_sys_signal_h=yes
3331 fi
3332
3333 ##########################################
3334 # VTE probe
3335
3336 if test "$vte" != "no"; then
3337 vteminversion="0.32.0"
3338 if $pkg_config --exists "vte-2.91"; then
3339 vtepackage="vte-2.91"
3340 else
3341 vtepackage="vte-2.90"
3342 fi
3343 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3344 vte_cflags=$($pkg_config --cflags $vtepackage)
3345 vte_libs=$($pkg_config --libs $vtepackage)
3346 vteversion=$($pkg_config --modversion $vtepackage)
3347 vte="yes"
3348 elif test "$vte" = "yes"; then
3349 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3350 else
3351 vte="no"
3352 fi
3353 fi
3354
3355 ##########################################
3356 # RDMA needs OpenFabrics libraries
3357 if test "$rdma" != "no" ; then
3358 cat > $TMPC <<EOF
3359 #include <rdma/rdma_cma.h>
3360 int main(void) { return 0; }
3361 EOF
3362 rdma_libs="-lrdmacm -libverbs -libumad"
3363 if compile_prog "" "$rdma_libs" ; then
3364 rdma="yes"
3365 else
3366 if test "$rdma" = "yes" ; then
3367 error_exit \
3368 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3369 " Your options:" \
3370 " (1) Fast: Install infiniband packages (devel) from your distro." \
3371 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3372 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3373 fi
3374 rdma="no"
3375 fi
3376 fi
3377
3378 ##########################################
3379 # PVRDMA detection
3380
3381 cat > $TMPC <<EOF &&
3382 #include <sys/mman.h>
3383
3384 int
3385 main(void)
3386 {
3387 char buf = 0;
3388 void *addr = &buf;
3389 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3390
3391 return 0;
3392 }
3393 EOF
3394
3395 if test "$rdma" = "yes" ; then
3396 case "$pvrdma" in
3397 "")
3398 if compile_prog "" ""; then
3399 pvrdma="yes"
3400 else
3401 pvrdma="no"
3402 fi
3403 ;;
3404 "yes")
3405 if ! compile_prog "" ""; then
3406 error_exit "PVRDMA is not supported since mremap is not implemented"
3407 fi
3408 pvrdma="yes"
3409 ;;
3410 "no")
3411 pvrdma="no"
3412 ;;
3413 esac
3414 else
3415 if test "$pvrdma" = "yes" ; then
3416 error_exit "PVRDMA requires rdma suppport"
3417 fi
3418 pvrdma="no"
3419 fi
3420
3421 # Let's see if enhanced reg_mr is supported
3422 if test "$pvrdma" = "yes" ; then
3423
3424 cat > $TMPC <<EOF &&
3425 #include <infiniband/verbs.h>
3426
3427 int
3428 main(void)
3429 {
3430 struct ibv_mr *mr;
3431 struct ibv_pd *pd = NULL;
3432 size_t length = 10;
3433 uint64_t iova = 0;
3434 int access = 0;
3435 void *addr = NULL;
3436
3437 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3438
3439 ibv_dereg_mr(mr);
3440
3441 return 0;
3442 }
3443 EOF
3444 if ! compile_prog "" "-libverbs"; then
3445 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3446 fi
3447 fi
3448
3449 ##########################################
3450 # xkbcommon probe
3451 if test "$xkbcommon" != "no" ; then
3452 if $pkg_config xkbcommon --exists; then
3453 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3454 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3455 xkbcommon=yes
3456 else
3457 if test "$xkbcommon" = "yes" ; then
3458 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3459 fi
3460 xkbcommon=no
3461 fi
3462 fi
3463
3464
3465 ##########################################
3466 # xfsctl() probe, used for file-posix.c
3467 if test "$xfs" != "no" ; then
3468 cat > $TMPC << EOF
3469 #include <stddef.h> /* NULL */
3470 #include <xfs/xfs.h>
3471 int main(void)
3472 {
3473 xfsctl(NULL, 0, 0, NULL);
3474 return 0;
3475 }
3476 EOF
3477 if compile_prog "" "" ; then
3478 xfs="yes"
3479 else
3480 if test "$xfs" = "yes" ; then
3481 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3482 fi
3483 xfs=no
3484 fi
3485 fi
3486
3487 ##########################################
3488 # vde libraries probe
3489 if test "$vde" != "no" ; then
3490 vde_libs="-lvdeplug"
3491 cat > $TMPC << EOF
3492 #include <libvdeplug.h>
3493 int main(void)
3494 {
3495 struct vde_open_args a = {0, 0, 0};
3496 char s[] = "";
3497 vde_open(s, s, &a);
3498 return 0;
3499 }
3500 EOF
3501 if compile_prog "" "$vde_libs" ; then
3502 vde=yes
3503 else
3504 if test "$vde" = "yes" ; then
3505 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3506 fi
3507 vde=no
3508 fi
3509 fi
3510
3511 ##########################################
3512 # netmap support probe
3513 # Apart from looking for netmap headers, we make sure that the host API version
3514 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3515 # a minor/major version number. Minor new features will be marked with values up
3516 # to 15, and if something happens that requires a change to the backend we will
3517 # move above 15, submit the backend fixes and modify this two bounds.
3518 if test "$netmap" != "no" ; then
3519 cat > $TMPC << EOF
3520 #include <inttypes.h>
3521 #include <net/if.h>
3522 #include <net/netmap.h>
3523 #include <net/netmap_user.h>
3524 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3525 #error
3526 #endif
3527 int main(void) { return 0; }
3528 EOF
3529 if compile_prog "" "" ; then
3530 netmap=yes
3531 else
3532 if test "$netmap" = "yes" ; then
3533 feature_not_found "netmap"
3534 fi
3535 netmap=no
3536 fi
3537 fi
3538
3539 ##########################################
3540 # libcap-ng library probe
3541 if test "$cap_ng" != "no" ; then
3542 cap_libs="-lcap-ng"
3543 cat > $TMPC << EOF
3544 #include <cap-ng.h>
3545 int main(void)
3546 {
3547 capng_capability_to_name(CAPNG_EFFECTIVE);
3548 return 0;
3549 }
3550 EOF
3551 if compile_prog "" "$cap_libs" ; then
3552 cap_ng=yes
3553 else
3554 if test "$cap_ng" = "yes" ; then
3555 feature_not_found "cap_ng" "Install libcap-ng devel"
3556 fi
3557 cap_ng=no
3558 fi
3559 fi
3560
3561 ##########################################
3562 # Sound support libraries probe
3563
3564 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3565 for drv in $audio_drv_list; do
3566 case $drv in
3567 alsa | try-alsa)
3568 if $pkg_config alsa --exists; then
3569 alsa_libs=$($pkg_config alsa --libs)
3570 alsa_cflags=$($pkg_config alsa --cflags)
3571 alsa=yes
3572 if test "$drv" = "try-alsa"; then
3573 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3574 fi
3575 else
3576 if test "$drv" = "try-alsa"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3578 else
3579 error_exit "$drv check failed" \
3580 "Make sure to have the $drv libs and headers installed."
3581 fi
3582 fi
3583 ;;
3584
3585 pa | try-pa)
3586 if $pkg_config libpulse --exists; then
3587 libpulse=yes
3588 pulse_libs=$($pkg_config libpulse --libs)
3589 pulse_cflags=$($pkg_config libpulse --cflags)
3590 if test "$drv" = "try-pa"; then
3591 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3592 fi
3593 else
3594 if test "$drv" = "try-pa"; then
3595 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3596 else
3597 error_exit "$drv check failed" \
3598 "Make sure to have the $drv libs and headers installed."
3599 fi
3600 fi
3601 ;;
3602
3603 sdl)
3604 if test "$sdl" = "no"; then
3605 error_exit "sdl not found or disabled, can not use sdl audio driver"
3606 fi
3607 ;;
3608
3609 try-sdl)
3610 if test "$sdl" = "no"; then
3611 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3612 else
3613 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3614 fi
3615 ;;
3616
3617 coreaudio)
3618 coreaudio_libs="-framework CoreAudio"
3619 ;;
3620
3621 dsound)
3622 dsound_libs="-lole32 -ldxguid"
3623 audio_win_int="yes"
3624 ;;
3625
3626 oss)
3627 oss_libs="$oss_lib"
3628 ;;
3629
3630 jack | try-jack)
3631 if $pkg_config jack --exists; then
3632 libjack=yes
3633 jack_libs=$($pkg_config jack --libs)
3634 if test "$drv" = "try-jack"; then
3635 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3636 fi
3637 else
3638 if test "$drv" = "try-jack"; then
3639 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3640 else
3641 error_exit "$drv check failed" \
3642 "Make sure to have the $drv libs and headers installed."
3643 fi
3644 fi
3645 ;;
3646
3647 *)
3648 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3649 error_exit "Unknown driver '$drv' selected" \
3650 "Possible drivers are: $audio_possible_drivers"
3651 }
3652 ;;
3653 esac
3654 done
3655
3656 ##########################################
3657 # BrlAPI probe
3658
3659 if test "$brlapi" != "no" ; then
3660 brlapi_libs="-lbrlapi"
3661 cat > $TMPC << EOF
3662 #include <brlapi.h>
3663 #include <stddef.h>
3664 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3665 EOF
3666 if compile_prog "" "$brlapi_libs" ; then
3667 brlapi=yes
3668 else
3669 if test "$brlapi" = "yes" ; then
3670 feature_not_found "brlapi" "Install brlapi devel"
3671 fi
3672 brlapi=no
3673 fi
3674 fi
3675
3676 ##########################################
3677 # iconv probe
3678 if test "$iconv" != "no" ; then
3679 cat > $TMPC << EOF
3680 #include <iconv.h>
3681 int main(void) {
3682 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3683 return conv != (iconv_t) -1;
3684 }
3685 EOF
3686 iconv_prefix_list="/usr/local:/usr"
3687 iconv_lib_list=":-liconv"
3688 IFS=:
3689 for iconv_prefix in $iconv_prefix_list; do
3690 IFS=:
3691 iconv_cflags="-I$iconv_prefix/include"
3692 iconv_ldflags="-L$iconv_prefix/lib"
3693 for iconv_link in $iconv_lib_list; do
3694 unset IFS
3695 iconv_lib="$iconv_ldflags $iconv_link"
3696 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3697 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3698 iconv_found=yes
3699 break
3700 fi
3701 done
3702 if test "$iconv_found" = yes ; then
3703 break
3704 fi
3705 done
3706 if test "$iconv_found" = "yes" ; then
3707 iconv=yes
3708 else
3709 if test "$iconv" = "yes" ; then
3710 feature_not_found "iconv" "Install iconv devel"
3711 fi
3712 iconv=no
3713 fi
3714 fi
3715
3716 ##########################################
3717 # curses probe
3718 if test "$iconv" = "no" ; then
3719 # curses will need iconv
3720 curses=no
3721 fi
3722 if test "$curses" != "no" ; then
3723 if test "$mingw32" = "yes" ; then
3724 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3725 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3726 else
3727 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3728 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3729 fi
3730 curses_found=no
3731 cat > $TMPC << EOF
3732 #include <locale.h>
3733 #include <curses.h>
3734 #include <wchar.h>
3735 #include <langinfo.h>
3736 int main(void) {
3737 const char *codeset;
3738 wchar_t wch = L'w';
3739 setlocale(LC_ALL, "");
3740 resize_term(0, 0);
3741 addwstr(L"wide chars\n");
3742 addnwstr(&wch, 1);
3743 add_wch(WACS_DEGREE);
3744 codeset = nl_langinfo(CODESET);
3745 return codeset != 0;
3746 }
3747 EOF
3748 IFS=:
3749 for curses_inc in $curses_inc_list; do
3750 # Make sure we get the wide character prototypes
3751 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3752 IFS=:
3753 for curses_lib in $curses_lib_list; do
3754 unset IFS
3755 if compile_prog "$curses_inc" "$curses_lib" ; then
3756 curses_found=yes
3757 break
3758 fi
3759 done
3760 if test "$curses_found" = yes ; then
3761 break
3762 fi
3763 done
3764 unset IFS
3765 if test "$curses_found" = "yes" ; then
3766 curses=yes
3767 else
3768 if test "$curses" = "yes" ; then
3769 feature_not_found "curses" "Install ncurses devel"
3770 fi
3771 curses=no
3772 fi
3773 fi
3774
3775 ##########################################
3776 # curl probe
3777 if test "$curl" != "no" ; then
3778 if $pkg_config libcurl --exists; then
3779 curlconfig="$pkg_config libcurl"
3780 else
3781 curlconfig=curl-config
3782 fi
3783 cat > $TMPC << EOF
3784 #include <curl/curl.h>
3785 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3786 EOF
3787 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3788 curl_libs=$($curlconfig --libs 2>/dev/null)
3789 if compile_prog "$curl_cflags" "$curl_libs" ; then
3790 curl=yes
3791 else
3792 if test "$curl" = "yes" ; then
3793 feature_not_found "curl" "Install libcurl devel"
3794 fi
3795 curl=no
3796 fi
3797 fi # test "$curl"
3798
3799 ##########################################
3800 # glib support probe
3801
3802 glib_req_ver=2.48
3803 glib_modules=gthread-2.0
3804 if test "$modules" = yes; then
3805 glib_modules="$glib_modules gmodule-export-2.0"
3806 fi
3807 if test "$plugins" = yes; then
3808 glib_modules="$glib_modules gmodule-2.0"
3809 fi
3810
3811 # This workaround is required due to a bug in pkg-config file for glib as it
3812 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3813
3814 if test "$static" = yes && test "$mingw32" = yes; then
3815 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3816 fi
3817
3818 for i in $glib_modules; do
3819 if $pkg_config --atleast-version=$glib_req_ver $i; then
3820 glib_cflags=$($pkg_config --cflags $i)
3821 glib_libs=$($pkg_config --libs $i)
3822 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3823 LIBS="$glib_libs $LIBS"
3824 else
3825 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3826 fi
3827 done
3828
3829 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3830 gio=yes
3831 gio_cflags=$($pkg_config --cflags gio-2.0)
3832 gio_libs=$($pkg_config --libs gio-2.0)
3833 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3834 if [ ! -x "$gdbus_codegen" ]; then
3835 gdbus_codegen=
3836 fi
3837 else
3838 gio=no
3839 fi
3840
3841 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3842 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3843 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3844 fi
3845
3846 # Sanity check that the current size_t matches the
3847 # size that glib thinks it should be. This catches
3848 # problems on multi-arch where people try to build
3849 # 32-bit QEMU while pointing at 64-bit glib headers
3850 cat > $TMPC <<EOF
3851 #include <glib.h>
3852 #include <unistd.h>
3853
3854 #define QEMU_BUILD_BUG_ON(x) \
3855 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3856
3857 int main(void) {
3858 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3859 return 0;
3860 }
3861 EOF
3862
3863 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3864 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3865 "You probably need to set PKG_CONFIG_LIBDIR"\
3866 "to point to the right pkg-config files for your"\
3867 "build target"
3868 fi
3869
3870 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3871 cat > $TMPC << EOF
3872 #include <glib.h>
3873 int main(void) { return 0; }
3874 EOF
3875 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3876 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3877 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3878 QEMU_CFLAGS="-Wno-unknown-attributes $CFLAGS"
3879 fi
3880 fi
3881
3882 # Silence clang warnings triggered by glib < 2.57.2
3883 cat > $TMPC << EOF
3884 #include <glib.h>
3885 typedef struct Foo {
3886 int i;
3887 } Foo;
3888 static void foo_free(Foo *f)
3889 {
3890 g_free(f);
3891 }
3892 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3893 int main(void) { return 0; }
3894 EOF
3895 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3896 if cc_has_warning_flag "-Wno-unused-function"; then
3897 glib_cflags="$glib_cflags -Wno-unused-function"
3898 CFLAGS="$CFLAGS -Wno-unused-function"
3899 fi
3900 fi
3901
3902 #########################################
3903 # zlib check
3904
3905 if test "$zlib" != "no" ; then
3906 if $pkg_config --exists zlib; then
3907 zlib_cflags=$($pkg_config --cflags zlib)
3908 zlib_libs=$($pkg_config --libs zlib)
3909 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3910 LIBS="$zlib_libs $LIBS"
3911 else
3912 cat > $TMPC << EOF
3913 #include <zlib.h>
3914 int main(void) { zlibVersion(); return 0; }
3915 EOF
3916 if compile_prog "" "-lz" ; then
3917 zlib_libs=-lz
3918 LIBS="$LIBS $zlib_libs"
3919 else
3920 error_exit "zlib check failed" \
3921 "Make sure to have the zlib libs and headers installed."
3922 fi
3923 fi
3924 fi
3925
3926 ##########################################
3927 # SHA command probe for modules
3928 if test "$modules" = yes; then
3929 shacmd_probe="sha1sum sha1 shasum"
3930 for c in $shacmd_probe; do
3931 if has $c; then
3932 shacmd="$c"
3933 break
3934 fi
3935 done
3936 if test "$shacmd" = ""; then
3937 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3938 fi
3939 fi
3940
3941 ##########################################
3942 # pixman support probe
3943
3944 if test "$softmmu" = "no"; then
3945 pixman_cflags=
3946 pixman_libs=
3947 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3948 pixman_cflags=$($pkg_config --cflags pixman-1)
3949 pixman_libs=$($pkg_config --libs pixman-1)
3950 else
3951 error_exit "pixman >= 0.21.8 not present." \
3952 "Please install the pixman devel package."
3953 fi
3954
3955 ##########################################
3956 # libmpathpersist probe
3957
3958 if test "$mpath" != "no" ; then
3959 # probe for the new API
3960 cat > $TMPC <<EOF
3961 #include <libudev.h>
3962 #include <mpath_persist.h>
3963 unsigned mpath_mx_alloc_len = 1024;
3964 int logsink;
3965 static struct config *multipath_conf;
3966 extern struct udev *udev;
3967 extern struct config *get_multipath_config(void);
3968 extern void put_multipath_config(struct config *conf);
3969 struct udev *udev;
3970 struct config *get_multipath_config(void) { return multipath_conf; }
3971 void put_multipath_config(struct config *conf) { }
3972
3973 int main(void) {
3974 udev = udev_new();
3975 multipath_conf = mpath_lib_init();
3976 return 0;
3977 }
3978 EOF
3979 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3980 mpathpersist=yes
3981 mpathpersist_new_api=yes
3982 else
3983 # probe for the old API
3984 cat > $TMPC <<EOF
3985 #include <libudev.h>
3986 #include <mpath_persist.h>
3987 unsigned mpath_mx_alloc_len = 1024;
3988 int logsink;
3989 int main(void) {
3990 struct udev *udev = udev_new();
3991 mpath_lib_init(udev);
3992 return 0;
3993 }
3994 EOF
3995 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3996 mpathpersist=yes
3997 mpathpersist_new_api=no
3998 else
3999 mpathpersist=no
4000 fi
4001 fi
4002 else
4003 mpathpersist=no
4004 fi
4005
4006 ##########################################
4007 # pthread probe
4008 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
4009
4010 pthread=no
4011 cat > $TMPC << EOF
4012 #include <pthread.h>
4013 static void *f(void *p) { return NULL; }
4014 int main(void) {
4015 pthread_t thread;
4016 pthread_create(&thread, 0, f, 0);
4017 return 0;
4018 }
4019 EOF
4020 if compile_prog "" "" ; then
4021 pthread=yes
4022 else
4023 for pthread_lib in $PTHREADLIBS_LIST; do
4024 if compile_prog "" "$pthread_lib" ; then
4025 pthread=yes
4026 found=no
4027 for lib_entry in $LIBS; do
4028 if test "$lib_entry" = "$pthread_lib"; then
4029 found=yes
4030 break
4031 fi
4032 done
4033 if test "$found" = "no"; then
4034 LIBS="$pthread_lib $LIBS"
4035 fi
4036 PTHREAD_LIB="$pthread_lib"
4037 break
4038 fi
4039 done
4040 fi
4041
4042 if test "$mingw32" != yes && test "$pthread" = no; then
4043 error_exit "pthread check failed" \
4044 "Make sure to have the pthread libs and headers installed."
4045 fi
4046
4047 # check for pthread_setname_np with thread id
4048 pthread_setname_np_w_tid=no
4049 cat > $TMPC << EOF
4050 #include <pthread.h>
4051
4052 static void *f(void *p) { return NULL; }
4053 int main(void)
4054 {
4055 pthread_t thread;
4056 pthread_create(&thread, 0, f, 0);
4057 pthread_setname_np(thread, "QEMU");
4058 return 0;
4059 }
4060 EOF
4061 if compile_prog "" "$pthread_lib" ; then
4062 pthread_setname_np_w_tid=yes
4063 fi
4064
4065 # check for pthread_setname_np without thread id
4066 pthread_setname_np_wo_tid=no
4067 cat > $TMPC << EOF
4068 #include <pthread.h>
4069
4070 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
4071 int main(void)
4072 {
4073 pthread_t thread;
4074 pthread_create(&thread, 0, f, 0);
4075 return 0;
4076 }
4077 EOF
4078 if compile_prog "" "$pthread_lib" ; then
4079 pthread_setname_np_wo_tid=yes
4080 fi
4081
4082 ##########################################
4083 # rbd probe
4084 if test "$rbd" != "no" ; then
4085 cat > $TMPC <<EOF
4086 #include <stdio.h>
4087 #include <rbd/librbd.h>
4088 int main(void) {
4089 rados_t cluster;
4090 rados_create(&cluster, NULL);
4091 return 0;
4092 }
4093 EOF
4094 rbd_libs="-lrbd -lrados"
4095 if compile_prog "" "$rbd_libs" ; then
4096 rbd=yes
4097 else
4098 if test "$rbd" = "yes" ; then
4099 feature_not_found "rados block device" "Install librbd/ceph devel"
4100 fi
4101 rbd=no
4102 fi
4103 fi
4104
4105 ##########################################
4106 # libssh probe
4107 if test "$libssh" != "no" ; then
4108 if $pkg_config --exists libssh; then
4109 libssh_cflags=$($pkg_config libssh --cflags)
4110 libssh_libs=$($pkg_config libssh --libs)
4111 libssh=yes
4112 else
4113 if test "$libssh" = "yes" ; then
4114 error_exit "libssh required for --enable-libssh"
4115 fi
4116 libssh=no
4117 fi
4118 fi
4119
4120 ##########################################
4121 # Check for libssh 0.8
4122 # This is done like this instead of using the LIBSSH_VERSION_* and
4123 # SSH_VERSION_* macros because some distributions in the past shipped
4124 # snapshots of the future 0.8 from Git, and those snapshots did not
4125 # have updated version numbers (still referring to 0.7.0).
4126
4127 if test "$libssh" = "yes"; then
4128 cat > $TMPC <<EOF
4129 #include <libssh/libssh.h>
4130 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4131 EOF
4132 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4133 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4134 fi
4135 fi
4136
4137 ##########################################
4138 # linux-aio probe
4139
4140 if test "$linux_aio" != "no" ; then
4141 cat > $TMPC <<EOF
4142 #include <libaio.h>
4143 #include <sys/eventfd.h>
4144 #include <stddef.h>
4145 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4146 EOF
4147 if compile_prog "" "-laio" ; then
4148 linux_aio=yes
4149 else
4150 if test "$linux_aio" = "yes" ; then
4151 feature_not_found "linux AIO" "Install libaio devel"
4152 fi
4153 linux_aio=no
4154 fi
4155 fi
4156 ##########################################
4157 # linux-io-uring probe
4158
4159 if test "$linux_io_uring" != "no" ; then
4160 if $pkg_config liburing; then
4161 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4162 linux_io_uring_libs=$($pkg_config --libs liburing)
4163 linux_io_uring=yes
4164
4165 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4166 # seen by programs linking the archive. It's not ideal, but just add the
4167 # library dependency globally.
4168 LIBS="$linux_io_uring_libs $LIBS"
4169 else
4170 if test "$linux_io_uring" = "yes" ; then
4171 feature_not_found "linux io_uring" "Install liburing devel"
4172 fi
4173 linux_io_uring=no
4174 fi
4175 fi
4176
4177 ##########################################
4178 # TPM emulation is only on POSIX
4179
4180 if test "$tpm" = ""; then
4181 if test "$mingw32" = "yes"; then
4182 tpm=no
4183 else
4184 tpm=yes
4185 fi
4186 elif test "$tpm" = "yes"; then
4187 if test "$mingw32" = "yes" ; then
4188 error_exit "TPM emulation only available on POSIX systems"
4189 fi
4190 fi
4191
4192 ##########################################
4193 # attr probe
4194
4195 libattr_libs=
4196 if test "$attr" != "no" ; then
4197 cat > $TMPC <<EOF
4198 #include <stdio.h>
4199 #include <sys/types.h>
4200 #ifdef CONFIG_LIBATTR
4201 #include <attr/xattr.h>
4202 #else
4203 #include <sys/xattr.h>
4204 #endif
4205 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4206 EOF
4207 if compile_prog "" "" ; then
4208 attr=yes
4209 # Older distros have <attr/xattr.h>, and need -lattr:
4210 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4211 attr=yes
4212 libattr_libs="-lattr"
4213 LIBS="$libattr_libs $LIBS"
4214 libattr=yes
4215 else
4216 if test "$attr" = "yes" ; then
4217 feature_not_found "ATTR" "Install libc6 or libattr devel"
4218 fi
4219 attr=no
4220 fi
4221 fi
4222
4223 ##########################################
4224 # iovec probe
4225 cat > $TMPC <<EOF
4226 #include <sys/types.h>
4227 #include <sys/uio.h>
4228 #include <unistd.h>
4229 int main(void) { return sizeof(struct iovec); }
4230 EOF
4231 iovec=no
4232 if compile_prog "" "" ; then
4233 iovec=yes
4234 fi
4235
4236 ##########################################
4237 # preadv probe
4238 cat > $TMPC <<EOF
4239 #include <sys/types.h>
4240 #include <sys/uio.h>
4241 #include <unistd.h>
4242 int main(void) { return preadv(0, 0, 0, 0); }
4243 EOF
4244 preadv=no
4245 if compile_prog "" "" ; then
4246 preadv=yes
4247 fi
4248
4249 ##########################################
4250 # fdt probe
4251 # fdt support is mandatory for at least some target architectures,
4252 # so insist on it if we're building those system emulators.
4253 fdt_required=no
4254 for target in $target_list; do
4255 case $target in
4256 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4257 fdt_required=yes
4258 ;;
4259 esac
4260 done
4261
4262 if test "$fdt_required" = "yes"; then
4263 if test "$fdt" = "no"; then
4264 error_exit "fdt disabled but some requested targets require it." \
4265 "You can turn off fdt only if you also disable all the system emulation" \
4266 "targets which need it (by specifying a cut down --target-list)."
4267 fi
4268 fdt=yes
4269 elif test "$fdt" != "yes" ; then
4270 fdt=no
4271 fi
4272
4273 # fdt is only required when building softmmu targets
4274 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4275 fdt="no"
4276 fi
4277
4278 if test "$fdt" != "no" ; then
4279 fdt_libs="-lfdt"
4280 # explicitly check for libfdt_env.h as it is missing in some stable installs
4281 # and test for required functions to make sure we are on a version >= 1.4.2
4282 cat > $TMPC << EOF
4283 #include <libfdt.h>
4284 #include <libfdt_env.h>
4285 int main(void) { fdt_check_full(NULL, 0); return 0; }
4286 EOF
4287 if compile_prog "" "$fdt_libs" ; then
4288 # system DTC is good - use it
4289 fdt=system
4290 else
4291 # have GIT checkout, so activate dtc submodule
4292 if test -e "${source_path}/.git" ; then
4293 git_submodules="${git_submodules} dtc"
4294 fi
4295 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4296 fdt=git
4297 mkdir -p dtc
4298 if [ "$pwd_is_source_path" != "y" ] ; then
4299 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4300 fi
4301 fdt_cflags="-I${source_path}/dtc/libfdt"
4302 fdt_ldflags="-L$PWD/dtc/libfdt"
4303 fdt_libs="$fdt_libs"
4304 elif test "$fdt" = "yes" ; then
4305 # Not a git build & no libfdt found, prompt for system install
4306 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4307 "Please install the DTC (libfdt) devel package"
4308 else
4309 # don't have and don't want
4310 fdt_libs=
4311 fdt=no
4312 fi
4313 fi
4314 fi
4315
4316 ##########################################
4317 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4318
4319 gbm="no"
4320 if $pkg_config gbm; then
4321 gbm_cflags="$($pkg_config --cflags gbm)"
4322 gbm_libs="$($pkg_config --libs gbm)"
4323 gbm="yes"
4324 fi
4325
4326 if test "$opengl" != "no" ; then
4327 opengl_pkgs="epoxy gbm"
4328 if $pkg_config $opengl_pkgs; then
4329 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4330 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4331 opengl=yes
4332 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4333 gtk_gl="yes"
4334 fi
4335 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4336 else
4337 if test "$opengl" = "yes" ; then
4338 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4339 fi
4340 opengl_cflags=""
4341 opengl_libs=""
4342 opengl=no
4343 fi
4344 fi
4345
4346 if test "$opengl" = "yes"; then
4347 cat > $TMPC << EOF
4348 #include <epoxy/egl.h>
4349 #ifndef EGL_MESA_image_dma_buf_export
4350 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4351 #endif
4352 int main(void) { return 0; }
4353 EOF
4354 if compile_prog "" "" ; then
4355 opengl_dmabuf=yes
4356 fi
4357 fi
4358
4359 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4360 for target in $target_list; do
4361 case $target in
4362 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4363 need_x11=yes
4364 ;;
4365 esac
4366 done
4367 fi
4368
4369 ##########################################
4370 # libxml2 probe
4371 if test "$libxml2" != "no" ; then
4372 if $pkg_config --exists libxml-2.0; then
4373 libxml2="yes"
4374 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4375 libxml2_libs=$($pkg_config --libs libxml-2.0)
4376 else
4377 if test "$libxml2" = "yes"; then
4378 feature_not_found "libxml2" "Install libxml2 devel"
4379 fi
4380 libxml2="no"
4381 fi
4382 fi
4383
4384 ##########################################
4385 # glusterfs probe
4386 if test "$glusterfs" != "no" ; then
4387 if $pkg_config --atleast-version=3 glusterfs-api; then
4388 glusterfs="yes"
4389 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4390 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4391 if $pkg_config --atleast-version=4 glusterfs-api; then
4392 glusterfs_xlator_opt="yes"
4393 fi
4394 if $pkg_config --atleast-version=5 glusterfs-api; then
4395 glusterfs_discard="yes"
4396 fi
4397 if $pkg_config --atleast-version=6 glusterfs-api; then
4398 glusterfs_fallocate="yes"
4399 glusterfs_zerofill="yes"
4400 fi
4401 cat > $TMPC << EOF
4402 #include <glusterfs/api/glfs.h>
4403
4404 int
4405 main(void)
4406 {
4407 /* new glfs_ftruncate() passes two additional args */
4408 return glfs_ftruncate(NULL, 0, NULL, NULL);
4409 }
4410 EOF
4411 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4412 glusterfs_ftruncate_has_stat="yes"
4413 fi
4414 cat > $TMPC << EOF
4415 #include <glusterfs/api/glfs.h>
4416
4417 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4418 static void
4419 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4420 {}
4421
4422 int
4423 main(void)
4424 {
4425 glfs_io_cbk iocb = &glusterfs_iocb;
4426 iocb(NULL, 0 , NULL, NULL, NULL);
4427 return 0;
4428 }
4429 EOF
4430 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4431 glusterfs_iocb_has_stat="yes"
4432 fi
4433 else
4434 if test "$glusterfs" = "yes" ; then
4435 feature_not_found "GlusterFS backend support" \
4436 "Install glusterfs-api devel >= 3"
4437 fi
4438 glusterfs="no"
4439 fi
4440 fi
4441
4442 # Check for inotify functions when we are building linux-user
4443 # emulator. This is done because older glibc versions don't
4444 # have syscall stubs for these implemented. In that case we
4445 # don't provide them even if kernel supports them.
4446 #
4447 inotify=no
4448 cat > $TMPC << EOF
4449 #include <sys/inotify.h>
4450
4451 int
4452 main(void)
4453 {
4454 /* try to start inotify */
4455 return inotify_init();
4456 }
4457 EOF
4458 if compile_prog "" "" ; then
4459 inotify=yes
4460 fi
4461
4462 inotify1=no
4463 cat > $TMPC << EOF
4464 #include <sys/inotify.h>
4465
4466 int
4467 main(void)
4468 {
4469 /* try to start inotify */
4470 return inotify_init1(0);
4471 }
4472 EOF
4473 if compile_prog "" "" ; then
4474 inotify1=yes
4475 fi
4476
4477 # check if pipe2 is there
4478 pipe2=no
4479 cat > $TMPC << EOF
4480 #include <unistd.h>
4481 #include <fcntl.h>
4482
4483 int main(void)
4484 {
4485 int pipefd[2];
4486 return pipe2(pipefd, O_CLOEXEC);
4487 }
4488 EOF
4489 if compile_prog "" "" ; then
4490 pipe2=yes
4491 fi
4492
4493 # check if accept4 is there
4494 accept4=no
4495 cat > $TMPC << EOF
4496 #include <sys/socket.h>
4497 #include <stddef.h>
4498
4499 int main(void)
4500 {
4501 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4502 return 0;
4503 }
4504 EOF
4505 if compile_prog "" "" ; then
4506 accept4=yes
4507 fi
4508
4509 # check if tee/splice is there. vmsplice was added same time.
4510 splice=no
4511 cat > $TMPC << EOF
4512 #include <unistd.h>
4513 #include <fcntl.h>
4514 #include <limits.h>
4515
4516 int main(void)
4517 {
4518 int len, fd = 0;
4519 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4520 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4521 return 0;
4522 }
4523 EOF
4524 if compile_prog "" "" ; then
4525 splice=yes
4526 fi
4527
4528 ##########################################
4529 # libnuma probe
4530
4531 if test "$numa" != "no" ; then
4532 cat > $TMPC << EOF
4533 #include <numa.h>
4534 int main(void) { return numa_available(); }
4535 EOF
4536
4537 if compile_prog "" "-lnuma" ; then
4538 numa=yes
4539 numa_libs="-lnuma"
4540 else
4541 if test "$numa" = "yes" ; then
4542 feature_not_found "numa" "install numactl devel"
4543 fi
4544 numa=no
4545 fi
4546 fi
4547
4548 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4549 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4550 exit 1
4551 fi
4552
4553 # Even if malloc_trim() is available, these non-libc memory allocators
4554 # do not support it.
4555 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4556 if test "$malloc_trim" = "yes" ; then
4557 echo "Disabling malloc_trim with non-libc memory allocator"
4558 fi
4559 malloc_trim="no"
4560 fi
4561
4562 #######################################
4563 # malloc_trim
4564
4565 if test "$malloc_trim" != "no" ; then
4566 cat > $TMPC << EOF
4567 #include <malloc.h>
4568 int main(void) { malloc_trim(0); return 0; }
4569 EOF
4570 if compile_prog "" "" ; then
4571 malloc_trim="yes"
4572 else
4573 malloc_trim="no"
4574 fi
4575 fi
4576
4577 ##########################################
4578 # tcmalloc probe
4579
4580 if test "$tcmalloc" = "yes" ; then
4581 cat > $TMPC << EOF
4582 #include <stdlib.h>
4583 int main(void) {
4584 void *tmp = malloc(1);
4585 if (tmp != NULL) {
4586 return 0;
4587 }
4588 return 1;
4589 }
4590 EOF
4591
4592 if compile_prog "" "-ltcmalloc" ; then
4593 LIBS="-ltcmalloc $LIBS"
4594 else
4595 feature_not_found "tcmalloc" "install gperftools devel"
4596 fi
4597 fi
4598
4599 ##########################################
4600 # jemalloc probe
4601
4602 if test "$jemalloc" = "yes" ; then
4603 cat > $TMPC << EOF
4604 #include <stdlib.h>
4605 int main(void) {
4606 void *tmp = malloc(1);
4607 if (tmp != NULL) {
4608 return 0;
4609 }
4610 return 1;
4611 }
4612 EOF
4613
4614 if compile_prog "" "-ljemalloc" ; then
4615 LIBS="-ljemalloc $LIBS"
4616 else
4617 feature_not_found "jemalloc" "install jemalloc devel"
4618 fi
4619 fi
4620
4621 ##########################################
4622 # signalfd probe
4623 signalfd="no"
4624 cat > $TMPC << EOF
4625 #include <unistd.h>
4626 #include <sys/syscall.h>
4627 #include <signal.h>
4628 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4629 EOF
4630
4631 if compile_prog "" "" ; then
4632 signalfd=yes
4633 fi
4634
4635 # check if optreset global is declared by <getopt.h>
4636 optreset="no"
4637 cat > $TMPC << EOF
4638 #include <getopt.h>
4639 int main(void) { return optreset; }
4640 EOF
4641
4642 if compile_prog "" "" ; then
4643 optreset=yes
4644 fi
4645
4646 # check if eventfd is supported
4647 eventfd=no
4648 cat > $TMPC << EOF
4649 #include <sys/eventfd.h>
4650
4651 int main(void)
4652 {
4653 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4654 }
4655 EOF
4656 if compile_prog "" "" ; then
4657 eventfd=yes
4658 fi
4659
4660 # check if memfd is supported
4661 memfd=no
4662 cat > $TMPC << EOF
4663 #include <sys/mman.h>
4664
4665 int main(void)
4666 {
4667 return memfd_create("foo", MFD_ALLOW_SEALING);
4668 }
4669 EOF
4670 if compile_prog "" "" ; then
4671 memfd=yes
4672 fi
4673
4674 # check for usbfs
4675 have_usbfs=no
4676 if test "$linux_user" = "yes"; then
4677 cat > $TMPC << EOF
4678 #include <linux/usbdevice_fs.h>
4679
4680 #ifndef USBDEVFS_GET_CAPABILITIES
4681 #error "USBDEVFS_GET_CAPABILITIES undefined"
4682 #endif
4683
4684 #ifndef USBDEVFS_DISCONNECT_CLAIM
4685 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4686 #endif
4687
4688 int main(void)
4689 {
4690 return 0;
4691 }
4692 EOF
4693 if compile_prog "" ""; then
4694 have_usbfs=yes
4695 fi
4696 fi
4697
4698 # check for fallocate
4699 fallocate=no
4700 cat > $TMPC << EOF
4701 #include <fcntl.h>
4702
4703 int main(void)
4704 {
4705 fallocate(0, 0, 0, 0);
4706 return 0;
4707 }
4708 EOF
4709 if compile_prog "" "" ; then
4710 fallocate=yes
4711 fi
4712
4713 # check for fallocate hole punching
4714 fallocate_punch_hole=no
4715 cat > $TMPC << EOF
4716 #include <fcntl.h>
4717 #include <linux/falloc.h>
4718
4719 int main(void)
4720 {
4721 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4722 return 0;
4723 }
4724 EOF
4725 if compile_prog "" "" ; then
4726 fallocate_punch_hole=yes
4727 fi
4728
4729 # check that fallocate supports range zeroing inside the file
4730 fallocate_zero_range=no
4731 cat > $TMPC << EOF
4732 #include <fcntl.h>
4733 #include <linux/falloc.h>
4734
4735 int main(void)
4736 {
4737 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4738 return 0;
4739 }
4740 EOF
4741 if compile_prog "" "" ; then
4742 fallocate_zero_range=yes
4743 fi
4744
4745 # check for posix_fallocate
4746 posix_fallocate=no
4747 cat > $TMPC << EOF
4748 #include <fcntl.h>
4749
4750 int main(void)
4751 {
4752 posix_fallocate(0, 0, 0);
4753 return 0;
4754 }
4755 EOF
4756 if compile_prog "" "" ; then
4757 posix_fallocate=yes
4758 fi
4759
4760 # check for sync_file_range
4761 sync_file_range=no
4762 cat > $TMPC << EOF
4763 #include <fcntl.h>
4764
4765 int main(void)
4766 {
4767 sync_file_range(0, 0, 0, 0);
4768 return 0;
4769 }
4770 EOF
4771 if compile_prog "" "" ; then
4772 sync_file_range=yes
4773 fi
4774
4775 # check for linux/fiemap.h and FS_IOC_FIEMAP
4776 fiemap=no
4777 cat > $TMPC << EOF
4778 #include <sys/ioctl.h>
4779 #include <linux/fs.h>
4780 #include <linux/fiemap.h>
4781
4782 int main(void)
4783 {
4784 ioctl(0, FS_IOC_FIEMAP, 0);
4785 return 0;
4786 }
4787 EOF
4788 if compile_prog "" "" ; then
4789 fiemap=yes
4790 fi
4791
4792 # check for dup3
4793 dup3=no
4794 cat > $TMPC << EOF
4795 #include <unistd.h>
4796
4797 int main(void)
4798 {
4799 dup3(0, 0, 0);
4800 return 0;
4801 }
4802 EOF
4803 if compile_prog "" "" ; then
4804 dup3=yes
4805 fi
4806
4807 # check for ppoll support
4808 ppoll=no
4809 cat > $TMPC << EOF
4810 #include <poll.h>
4811
4812 int main(void)
4813 {
4814 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4815 ppoll(&pfd, 1, 0, 0);
4816 return 0;
4817 }
4818 EOF
4819 if compile_prog "" "" ; then
4820 ppoll=yes
4821 fi
4822
4823 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4824 prctl_pr_set_timerslack=no
4825 cat > $TMPC << EOF
4826 #include <sys/prctl.h>
4827
4828 int main(void)
4829 {
4830 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4831 return 0;
4832 }
4833 EOF
4834 if compile_prog "" "" ; then
4835 prctl_pr_set_timerslack=yes
4836 fi
4837
4838 # check for epoll support
4839 epoll=no
4840 cat > $TMPC << EOF
4841 #include <sys/epoll.h>
4842
4843 int main(void)
4844 {
4845 epoll_create(0);
4846 return 0;
4847 }
4848 EOF
4849 if compile_prog "" "" ; then
4850 epoll=yes
4851 fi
4852
4853 # epoll_create1 is a later addition
4854 # so we must check separately for its presence
4855 epoll_create1=no
4856 cat > $TMPC << EOF
4857 #include <sys/epoll.h>
4858
4859 int main(void)
4860 {
4861 /* Note that we use epoll_create1 as a value, not as
4862 * a function being called. This is necessary so that on
4863 * old SPARC glibc versions where the function was present in
4864 * the library but not declared in the header file we will
4865 * fail the configure check. (Otherwise we will get a compiler
4866 * warning but not an error, and will proceed to fail the
4867 * qemu compile where we compile with -Werror.)
4868 */
4869 return (int)(uintptr_t)&epoll_create1;
4870 }
4871 EOF
4872 if compile_prog "" "" ; then
4873 epoll_create1=yes
4874 fi
4875
4876 # check for sendfile support
4877 sendfile=no
4878 cat > $TMPC << EOF
4879 #include <sys/sendfile.h>
4880
4881 int main(void)
4882 {
4883 return sendfile(0, 0, 0, 0);
4884 }
4885 EOF
4886 if compile_prog "" "" ; then
4887 sendfile=yes
4888 fi
4889
4890 # check for timerfd support (glibc 2.8 and newer)
4891 timerfd=no
4892 cat > $TMPC << EOF
4893 #include <sys/timerfd.h>
4894
4895 int main(void)
4896 {
4897 return(timerfd_create(CLOCK_REALTIME, 0));
4898 }
4899 EOF
4900 if compile_prog "" "" ; then
4901 timerfd=yes
4902 fi
4903
4904 # check for setns and unshare support
4905 setns=no
4906 cat > $TMPC << EOF
4907 #include <sched.h>
4908
4909 int main(void)
4910 {
4911 int ret;
4912 ret = setns(0, 0);
4913 ret = unshare(0);
4914 return ret;
4915 }
4916 EOF
4917 if compile_prog "" "" ; then
4918 setns=yes
4919 fi
4920
4921 # clock_adjtime probe
4922 clock_adjtime=no
4923 cat > $TMPC <<EOF
4924 #include <time.h>
4925
4926 int main(void)
4927 {
4928 return clock_adjtime(0, 0);
4929 }
4930 EOF
4931 clock_adjtime=no
4932 if compile_prog "" "" ; then
4933 clock_adjtime=yes
4934 fi
4935
4936 # syncfs probe
4937 syncfs=no
4938 cat > $TMPC <<EOF
4939 #include <unistd.h>
4940
4941 int main(void)
4942 {
4943 return syncfs(0);
4944 }
4945 EOF
4946 syncfs=no
4947 if compile_prog "" "" ; then
4948 syncfs=yes
4949 fi
4950
4951 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4952 kcov=no
4953 if check_include sys/kcov.h ; then
4954 kcov=yes
4955 fi
4956
4957 # If we're making warnings fatal, apply this to Sphinx runs as well
4958 sphinx_werror=""
4959 if test "$werror" = "yes"; then
4960 sphinx_werror="-W"
4961 fi
4962
4963 # Check we have a new enough version of sphinx-build
4964 has_sphinx_build() {
4965 # This is a bit awkward but works: create a trivial document and
4966 # try to run it with our configuration file (which enforces a
4967 # version requirement). This will fail if either
4968 # sphinx-build doesn't exist at all or if it is too old.
4969 mkdir -p "$TMPDIR1/sphinx"
4970 touch "$TMPDIR1/sphinx/index.rst"
4971 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4972 -b html "$TMPDIR1/sphinx" \
4973 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4974 }
4975
4976 # Check if tools are available to build documentation.
4977 if test "$docs" != "no" ; then
4978 if has_sphinx_build; then
4979 sphinx_ok=yes
4980 else
4981 sphinx_ok=no
4982 fi
4983 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4984 docs=yes
4985 else
4986 if test "$docs" = "yes" ; then
4987 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4988 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4989 fi
4990 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4991 fi
4992 docs=no
4993 fi
4994 fi
4995
4996 # Search for bswap_32 function
4997 byteswap_h=no
4998 cat > $TMPC << EOF
4999 #include <byteswap.h>
5000 int main(void) { return bswap_32(0); }
5001 EOF
5002 if compile_prog "" "" ; then
5003 byteswap_h=yes
5004 fi
5005
5006 # Search for bswap32 function
5007 bswap_h=no
5008 cat > $TMPC << EOF
5009 #include <sys/endian.h>
5010 #include <sys/types.h>
5011 #include <machine/bswap.h>
5012 int main(void) { return bswap32(0); }
5013 EOF
5014 if compile_prog "" "" ; then
5015 bswap_h=yes
5016 fi
5017
5018 ##########################################
5019 # Do we have libiscsi >= 1.9.0
5020 if test "$libiscsi" != "no" ; then
5021 if $pkg_config --atleast-version=1.9.0 libiscsi; then
5022 libiscsi="yes"
5023 libiscsi_cflags=$($pkg_config --cflags libiscsi)
5024 libiscsi_libs=$($pkg_config --libs libiscsi)
5025 else
5026 if test "$libiscsi" = "yes" ; then
5027 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
5028 fi
5029 libiscsi="no"
5030 fi
5031 fi
5032
5033 ##########################################
5034 # Do we need libm
5035 cat > $TMPC << EOF
5036 #include <math.h>
5037 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5038 EOF
5039 if compile_prog "" "" ; then
5040 :
5041 elif compile_prog "" "-lm" ; then
5042 LIBS="-lm $LIBS"
5043 else
5044 error_exit "libm check failed"
5045 fi
5046
5047 ##########################################
5048 # Do we need librt
5049 # uClibc provides 2 versions of clock_gettime(), one with realtime
5050 # support and one without. This means that the clock_gettime() don't
5051 # need -lrt. We still need it for timer_create() so we check for this
5052 # function in addition.
5053 cat > $TMPC <<EOF
5054 #include <signal.h>
5055 #include <time.h>
5056 int main(void) {
5057 timer_create(CLOCK_REALTIME, NULL, NULL);
5058 return clock_gettime(CLOCK_REALTIME, NULL);
5059 }
5060 EOF
5061
5062 if compile_prog "" "" ; then
5063 :
5064 # we need pthread for static linking. use previous pthread test result
5065 elif compile_prog "" "$pthread_lib -lrt" ; then
5066 LIBS="$LIBS -lrt"
5067 fi
5068
5069 # Check whether we need to link libutil for openpty()
5070 cat > $TMPC << EOF
5071 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5072 int main(void) { return openpty(0, 0, 0, 0, 0); }
5073 EOF
5074
5075 have_openpty="no"
5076 if compile_prog "" "" ; then
5077 have_openpty="yes"
5078 else
5079 if compile_prog "" "-lutil" ; then
5080 libs_tools="-lutil $libs_tools"
5081 have_openpty="yes"
5082 fi
5083 fi
5084
5085 ##########################################
5086 # spice probe
5087 if test "$spice" != "no" ; then
5088 cat > $TMPC << EOF
5089 #include <spice.h>
5090 int main(void) { spice_server_new(); return 0; }
5091 EOF
5092 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5093 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5094 if $pkg_config --atleast-version=0.12.5 spice-server && \
5095 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5096 compile_prog "$spice_cflags" "$spice_libs" ; then
5097 spice="yes"
5098 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5099 else
5100 if test "$spice" = "yes" ; then
5101 feature_not_found "spice" \
5102 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5103 fi
5104 spice="no"
5105 fi
5106 fi
5107
5108 # check for smartcard support
5109 if test "$smartcard" != "no"; then
5110 if $pkg_config --atleast-version=2.5.1 libcacard; then
5111 libcacard_cflags=$($pkg_config --cflags libcacard)
5112 libcacard_libs=$($pkg_config --libs libcacard)
5113 smartcard="yes"
5114 else
5115 if test "$smartcard" = "yes"; then
5116 feature_not_found "smartcard" "Install libcacard devel"
5117 fi
5118 smartcard="no"
5119 fi
5120 fi
5121
5122 # check for libusb
5123 if test "$libusb" != "no" ; then
5124 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5125 libusb="yes"
5126 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5127 libusb_libs=$($pkg_config --libs libusb-1.0)
5128 else
5129 if test "$libusb" = "yes"; then
5130 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5131 fi
5132 libusb="no"
5133 fi
5134 fi
5135
5136 # check for usbredirparser for usb network redirection support
5137 if test "$usb_redir" != "no" ; then
5138 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5139 usb_redir="yes"
5140 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5141 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5142 else
5143 if test "$usb_redir" = "yes"; then
5144 feature_not_found "usb-redir" "Install usbredir devel"
5145 fi
5146 usb_redir="no"
5147 fi
5148 fi
5149
5150 ##########################################
5151 # check if we have VSS SDK headers for win
5152
5153 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5154 test "$vss_win32_sdk" != "no" ; then
5155 case "$vss_win32_sdk" in
5156 "") vss_win32_include="-isystem $source_path" ;;
5157 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5158 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5159 vss_win32_include="-isystem $source_path/.sdk/vss"
5160 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5161 ;;
5162 *) vss_win32_include="-isystem $vss_win32_sdk"
5163 esac
5164 cat > $TMPC << EOF
5165 #define __MIDL_user_allocate_free_DEFINED__
5166 #include <inc/win2003/vss.h>
5167 int main(void) { return VSS_CTX_BACKUP; }
5168 EOF
5169 if compile_prog "$vss_win32_include" "" ; then
5170 guest_agent_with_vss="yes"
5171 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5172 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5173 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5174 else
5175 if test "$vss_win32_sdk" != "" ; then
5176 echo "ERROR: Please download and install Microsoft VSS SDK:"
5177 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5178 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5179 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5180 echo "ERROR: The headers are extracted in the directory \`inc'."
5181 feature_not_found "VSS support"
5182 fi
5183 guest_agent_with_vss="no"
5184 fi
5185 fi
5186
5187 ##########################################
5188 # lookup Windows platform SDK (if not specified)
5189 # The SDK is needed only to build .tlb (type library) file of guest agent
5190 # VSS provider from the source. It is usually unnecessary because the
5191 # pre-compiled .tlb file is included.
5192
5193 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5194 test "$guest_agent_with_vss" = "yes" ; then
5195 if test -z "$win_sdk"; then
5196 programfiles="$PROGRAMFILES"
5197 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5198 if test -n "$programfiles"; then
5199 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5200 else
5201 feature_not_found "Windows SDK"
5202 fi
5203 elif test "$win_sdk" = "no"; then
5204 win_sdk=""
5205 fi
5206 fi
5207
5208 ##########################################
5209 # check if mingw environment provides a recent ntddscsi.h
5210 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5211 cat > $TMPC << EOF
5212 #include <windows.h>
5213 #include <ntddscsi.h>
5214 int main(void) {
5215 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5216 #error Missing required ioctl definitions
5217 #endif
5218 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5219 return addr.Lun;
5220 }
5221 EOF
5222 if compile_prog "" "" ; then
5223 guest_agent_ntddscsi=yes
5224 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5225 fi
5226 fi
5227
5228 ##########################################
5229 # virgl renderer probe
5230
5231 if test "$virglrenderer" != "no" ; then
5232 cat > $TMPC << EOF
5233 #include <virglrenderer.h>
5234 int main(void) { virgl_renderer_poll(); return 0; }
5235 EOF
5236 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5237 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5238 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5239 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5240 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5241 virglrenderer="yes"
5242 else
5243 if test "$virglrenderer" = "yes" ; then
5244 feature_not_found "virglrenderer"
5245 fi
5246 virglrenderer="no"
5247 fi
5248 fi
5249
5250 ##########################################
5251 # capstone
5252
5253 case "$capstone" in
5254 "" | yes)
5255 if $pkg_config capstone; then
5256 capstone=system
5257 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5258 capstone=git
5259 elif test -e "${source_path}/capstone/Makefile" ; then
5260 capstone=internal
5261 elif test -z "$capstone" ; then
5262 capstone=no
5263 else
5264 feature_not_found "capstone" "Install capstone devel or git submodule"
5265 fi
5266 ;;
5267
5268 system)
5269 if ! $pkg_config capstone; then
5270 feature_not_found "capstone" "Install capstone devel"
5271 fi
5272 ;;
5273 esac
5274
5275 case "$capstone" in
5276 git | internal)
5277 if test "$capstone" = git; then
5278 git_submodules="${git_submodules} capstone"
5279 fi
5280 mkdir -p capstone
5281 QEMU_CFLAGS="$QEMU_CFLAGS -I${source_path}/capstone/include"
5282 if test "$mingw32" = "yes"; then
5283 LIBCAPSTONE=capstone.lib
5284 else
5285 LIBCAPSTONE=libcapstone.a
5286 fi
5287 capstone_libs="-L$PWD/capstone -lcapstone"
5288 capstone_cflags="-I${source_path}/capstone/include"
5289 ;;
5290
5291 system)
5292 capstone_libs="$($pkg_config --libs capstone)"
5293 capstone_cflags="$($pkg_config --cflags capstone)"
5294 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5295 ;;
5296
5297 no)
5298 ;;
5299 *)
5300 error_exit "Unknown state for capstone: $capstone"
5301 ;;
5302 esac
5303
5304 ##########################################
5305 # check if we have fdatasync
5306
5307 fdatasync=no
5308 cat > $TMPC << EOF
5309 #include <unistd.h>
5310 int main(void) {
5311 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5312 return fdatasync(0);
5313 #else
5314 #error Not supported
5315 #endif
5316 }
5317 EOF
5318 if compile_prog "" "" ; then
5319 fdatasync=yes
5320 fi
5321
5322 ##########################################
5323 # check if we have madvise
5324
5325 madvise=no
5326 cat > $TMPC << EOF
5327 #include <sys/types.h>
5328 #include <sys/mman.h>
5329 #include <stddef.h>
5330 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5331 EOF
5332 if compile_prog "" "" ; then
5333 madvise=yes
5334 fi
5335
5336 ##########################################
5337 # check if we have posix_madvise
5338
5339 posix_madvise=no
5340 cat > $TMPC << EOF
5341 #include <sys/mman.h>
5342 #include <stddef.h>
5343 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5344 EOF
5345 if compile_prog "" "" ; then
5346 posix_madvise=yes
5347 fi
5348
5349 ##########################################
5350 # check if we have posix_memalign()
5351
5352 posix_memalign=no
5353 cat > $TMPC << EOF
5354 #include <stdlib.h>
5355 int main(void) {
5356 void *p;
5357 return posix_memalign(&p, 8, 8);
5358 }
5359 EOF
5360 if compile_prog "" "" ; then
5361 posix_memalign=yes
5362 fi
5363
5364 ##########################################
5365 # check if we have posix_syslog
5366
5367 posix_syslog=no
5368 cat > $TMPC << EOF
5369 #include <syslog.h>
5370 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5371 EOF
5372 if compile_prog "" "" ; then
5373 posix_syslog=yes
5374 fi
5375
5376 ##########################################
5377 # check if we have sem_timedwait
5378
5379 sem_timedwait=no
5380 cat > $TMPC << EOF
5381 #include <semaphore.h>
5382 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5383 EOF
5384 if compile_prog "" "" ; then
5385 sem_timedwait=yes
5386 fi
5387
5388 ##########################################
5389 # check if we have strchrnul
5390
5391 strchrnul=no
5392 cat > $TMPC << EOF
5393 #include <string.h>
5394 int main(void);
5395 // Use a haystack that the compiler shouldn't be able to constant fold
5396 char *haystack = (char*)&main;
5397 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5398 EOF
5399 if compile_prog "" "" ; then
5400 strchrnul=yes
5401 fi
5402
5403 #########################################
5404 # check if we have st_atim
5405
5406 st_atim=no
5407 cat > $TMPC << EOF
5408 #include <sys/stat.h>
5409 #include <stddef.h>
5410 int main(void) { return offsetof(struct stat, st_atim); }
5411 EOF
5412 if compile_prog "" "" ; then
5413 st_atim=yes
5414 fi
5415
5416 ##########################################
5417 # check if trace backend exists
5418
5419 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5420 if test "$?" -ne 0 ; then
5421 error_exit "invalid trace backends" \
5422 "Please choose supported trace backends."
5423 fi
5424
5425 ##########################################
5426 # For 'ust' backend, test if ust headers are present
5427 if have_backend "ust"; then
5428 cat > $TMPC << EOF
5429 #include <lttng/tracepoint.h>
5430 int main(void) { return 0; }
5431 EOF
5432 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5433 if $pkg_config lttng-ust --exists; then
5434 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5435 else
5436 lttng_ust_libs="-llttng-ust -ldl"
5437 fi
5438 if $pkg_config liburcu-bp --exists; then
5439 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5440 else
5441 urcu_bp_libs="-lurcu-bp"
5442 fi
5443
5444 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5445 else
5446 error_exit "Trace backend 'ust' missing lttng-ust header files"
5447 fi
5448 fi
5449
5450 ##########################################
5451 # For 'dtrace' backend, test if 'dtrace' command is present
5452 if have_backend "dtrace"; then
5453 if ! has 'dtrace' ; then
5454 error_exit "dtrace command is not found in PATH $PATH"
5455 fi
5456 trace_backend_stap="no"
5457 if has 'stap' ; then
5458 trace_backend_stap="yes"
5459 fi
5460 fi
5461
5462 ##########################################
5463 # check and set a backend for coroutine
5464
5465 # We prefer ucontext, but it's not always possible. The fallback
5466 # is sigcontext. On Windows the only valid backend is the Windows
5467 # specific one.
5468
5469 ucontext_works=no
5470 if test "$darwin" != "yes"; then
5471 cat > $TMPC << EOF
5472 #include <ucontext.h>
5473 #ifdef __stub_makecontext
5474 #error Ignoring glibc stub makecontext which will always fail
5475 #endif
5476 int main(void) { makecontext(0, 0, 0); return 0; }
5477 EOF
5478 if compile_prog "" "" ; then
5479 ucontext_works=yes
5480 fi
5481 fi
5482
5483 if test "$coroutine" = ""; then
5484 if test "$mingw32" = "yes"; then
5485 coroutine=win32
5486 elif test "$ucontext_works" = "yes"; then
5487 coroutine=ucontext
5488 else
5489 coroutine=sigaltstack
5490 fi
5491 else
5492 case $coroutine in
5493 windows)
5494 if test "$mingw32" != "yes"; then
5495 error_exit "'windows' coroutine backend only valid for Windows"
5496 fi
5497 # Unfortunately the user visible backend name doesn't match the
5498 # coroutine-*.c filename for this case, so we have to adjust it here.
5499 coroutine=win32
5500 ;;
5501 ucontext)
5502 if test "$ucontext_works" != "yes"; then
5503 feature_not_found "ucontext"
5504 fi
5505 ;;
5506 sigaltstack)
5507 if test "$mingw32" = "yes"; then
5508 error_exit "only the 'windows' coroutine backend is valid for Windows"
5509 fi
5510 ;;
5511 *)
5512 error_exit "unknown coroutine backend $coroutine"
5513 ;;
5514 esac
5515 fi
5516
5517 if test "$coroutine_pool" = ""; then
5518 coroutine_pool=yes
5519 fi
5520
5521 if test "$debug_stack_usage" = "yes"; then
5522 if test "$coroutine_pool" = "yes"; then
5523 echo "WARN: disabling coroutine pool for stack usage debugging"
5524 coroutine_pool=no
5525 fi
5526 fi
5527
5528 ##################################################
5529 # SafeStack
5530
5531
5532 if test "$safe_stack" = "yes"; then
5533 cat > $TMPC << EOF
5534 int main(int argc, char *argv[])
5535 {
5536 #if ! __has_feature(safe_stack)
5537 #error SafeStack Disabled
5538 #endif
5539 return 0;
5540 }
5541 EOF
5542 flag="-fsanitize=safe-stack"
5543 # Check that safe-stack is supported and enabled.
5544 if compile_prog "-Werror $flag" "$flag"; then
5545 # Flag needed both at compilation and at linking
5546 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5547 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5548 else
5549 error_exit "SafeStack not supported by your compiler"
5550 fi
5551 if test "$coroutine" != "ucontext"; then
5552 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5553 fi
5554 else
5555 cat > $TMPC << EOF
5556 int main(int argc, char *argv[])
5557 {
5558 #if defined(__has_feature)
5559 #if __has_feature(safe_stack)
5560 #error SafeStack Enabled
5561 #endif
5562 #endif
5563 return 0;
5564 }
5565 EOF
5566 if test "$safe_stack" = "no"; then
5567 # Make sure that safe-stack is disabled
5568 if ! compile_prog "-Werror" ""; then
5569 # SafeStack was already enabled, try to explicitly remove the feature
5570 flag="-fno-sanitize=safe-stack"
5571 if ! compile_prog "-Werror $flag" "$flag"; then
5572 error_exit "Configure cannot disable SafeStack"
5573 fi
5574 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5575 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5576 fi
5577 else # "$safe_stack" = ""
5578 # Set safe_stack to yes or no based on pre-existing flags
5579 if compile_prog "-Werror" ""; then
5580 safe_stack="no"
5581 else
5582 safe_stack="yes"
5583 if test "$coroutine" != "ucontext"; then
5584 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5585 fi
5586 fi
5587 fi
5588 fi
5589
5590 ##########################################
5591 # check if we have open_by_handle_at
5592
5593 open_by_handle_at=no
5594 cat > $TMPC << EOF
5595 #include <fcntl.h>
5596 #if !defined(AT_EMPTY_PATH)
5597 # error missing definition
5598 #else
5599 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5600 #endif
5601 EOF
5602 if compile_prog "" "" ; then
5603 open_by_handle_at=yes
5604 fi
5605
5606 ########################################
5607 # check if we have linux/magic.h
5608
5609 linux_magic_h=no
5610 cat > $TMPC << EOF
5611 #include <linux/magic.h>
5612 int main(void) {
5613 return 0;
5614 }
5615 EOF
5616 if compile_prog "" "" ; then
5617 linux_magic_h=yes
5618 fi
5619
5620 ########################################
5621 # check if we have valgrind/valgrind.h
5622
5623 valgrind_h=no
5624 cat > $TMPC << EOF
5625 #include <valgrind/valgrind.h>
5626 int main(void) {
5627 return 0;
5628 }
5629 EOF
5630 if compile_prog "" "" ; then
5631 valgrind_h=yes
5632 fi
5633
5634 ########################################
5635 # check if environ is declared
5636
5637 has_environ=no
5638 cat > $TMPC << EOF
5639 #include <unistd.h>
5640 int main(void) {
5641 environ = 0;
5642 return 0;
5643 }
5644 EOF
5645 if compile_prog "" "" ; then
5646 has_environ=yes
5647 fi
5648
5649 ########################################
5650 # check if cpuid.h is usable.
5651
5652 cat > $TMPC << EOF
5653 #include <cpuid.h>
5654 int main(void) {
5655 unsigned a, b, c, d;
5656 int max = __get_cpuid_max(0, 0);
5657
5658 if (max >= 1) {
5659 __cpuid(1, a, b, c, d);
5660 }
5661
5662 if (max >= 7) {
5663 __cpuid_count(7, 0, a, b, c, d);
5664 }
5665
5666 return 0;
5667 }
5668 EOF
5669 if compile_prog "" "" ; then
5670 cpuid_h=yes
5671 fi
5672
5673 ##########################################
5674 # avx2 optimization requirement check
5675 #
5676 # There is no point enabling this if cpuid.h is not usable,
5677 # since we won't be able to select the new routines.
5678
5679 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5680 cat > $TMPC << EOF
5681 #pragma GCC push_options
5682 #pragma GCC target("avx2")
5683 #include <cpuid.h>
5684 #include <immintrin.h>
5685 static int bar(void *a) {
5686 __m256i x = *(__m256i *)a;
5687 return _mm256_testz_si256(x, x);
5688 }
5689 int main(int argc, char *argv[]) { return bar(argv[0]); }
5690 EOF
5691 if compile_object "" ; then
5692 avx2_opt="yes"
5693 else
5694 avx2_opt="no"
5695 fi
5696 fi
5697
5698 ##########################################
5699 # avx512f optimization requirement check
5700 #
5701 # There is no point enabling this if cpuid.h is not usable,
5702 # since we won't be able to select the new routines.
5703 # by default, it is turned off.
5704 # if user explicitly want to enable it, check environment
5705
5706 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5707 cat > $TMPC << EOF
5708 #pragma GCC push_options
5709 #pragma GCC target("avx512f")
5710 #include <cpuid.h>
5711 #include <immintrin.h>
5712 static int bar(void *a) {
5713 __m512i x = *(__m512i *)a;
5714 return _mm512_test_epi64_mask(x, x);
5715 }
5716 int main(int argc, char *argv[])
5717 {
5718 return bar(argv[0]);
5719 }
5720 EOF
5721 if ! compile_object "" ; then
5722 avx512f_opt="no"
5723 fi
5724 else
5725 avx512f_opt="no"
5726 fi
5727
5728 ########################################
5729 # check if __[u]int128_t is usable.
5730
5731 int128=no
5732 cat > $TMPC << EOF
5733 __int128_t a;
5734 __uint128_t b;
5735 int main (void) {
5736 a = a + b;
5737 b = a * b;
5738 a = a * a;
5739 return 0;
5740 }
5741 EOF
5742 if compile_prog "" "" ; then
5743 int128=yes
5744 fi
5745
5746 #########################################
5747 # See if 128-bit atomic operations are supported.
5748
5749 atomic128=no
5750 if test "$int128" = "yes"; then
5751 cat > $TMPC << EOF
5752 int main(void)
5753 {
5754 unsigned __int128 x = 0, y = 0;
5755 y = __atomic_load_16(&x, 0);
5756 __atomic_store_16(&x, y, 0);
5757 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5758 return 0;
5759 }
5760 EOF
5761 if compile_prog "" "" ; then
5762 atomic128=yes
5763 fi
5764 fi
5765
5766 cmpxchg128=no
5767 if test "$int128" = yes && test "$atomic128" = no; then
5768 cat > $TMPC << EOF
5769 int main(void)
5770 {
5771 unsigned __int128 x = 0, y = 0;
5772 __sync_val_compare_and_swap_16(&x, y, x);
5773 return 0;
5774 }
5775 EOF
5776 if compile_prog "" "" ; then
5777 cmpxchg128=yes
5778 fi
5779 fi
5780
5781 #########################################
5782 # See if 64-bit atomic operations are supported.
5783 # Note that without __atomic builtins, we can only
5784 # assume atomic loads/stores max at pointer size.
5785
5786 cat > $TMPC << EOF
5787 #include <stdint.h>
5788 int main(void)
5789 {
5790 uint64_t x = 0, y = 0;
5791 #ifdef __ATOMIC_RELAXED
5792 y = __atomic_load_8(&x, 0);
5793 __atomic_store_8(&x, y, 0);
5794 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5795 __atomic_exchange_8(&x, y, 0);
5796 __atomic_fetch_add_8(&x, y, 0);
5797 #else
5798 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5799 __sync_lock_test_and_set(&x, y);
5800 __sync_val_compare_and_swap(&x, y, 0);
5801 __sync_fetch_and_add(&x, y);
5802 #endif
5803 return 0;
5804 }
5805 EOF
5806 if compile_prog "" "" ; then
5807 atomic64=yes
5808 fi
5809
5810 #########################################
5811 # See if --dynamic-list is supported by the linker
5812 ld_dynamic_list="no"
5813 if test "$static" = "no" ; then
5814 cat > $TMPTXT <<EOF
5815 {
5816 foo;
5817 };
5818 EOF
5819
5820 cat > $TMPC <<EOF
5821 #include <stdio.h>
5822 void foo(void);
5823
5824 void foo(void)
5825 {
5826 printf("foo\n");
5827 }
5828
5829 int main(void)
5830 {
5831 foo();
5832 return 0;
5833 }
5834 EOF
5835
5836 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5837 ld_dynamic_list="yes"
5838 fi
5839 fi
5840
5841 #########################################
5842 # See if -exported_symbols_list is supported by the linker
5843
5844 ld_exported_symbols_list="no"
5845 if test "$static" = "no" ; then
5846 cat > $TMPTXT <<EOF
5847 _foo
5848 EOF
5849
5850 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5851 ld_exported_symbols_list="yes"
5852 fi
5853 fi
5854
5855 if test "$plugins" = "yes" &&
5856 test "$ld_dynamic_list" = "no" &&
5857 test "$ld_exported_symbols_list" = "no" ; then
5858 error_exit \
5859 "Plugin support requires dynamic linking and specifying a set of symbols " \
5860 "that are exported to plugins. Unfortunately your linker doesn't " \
5861 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5862 "for this purpose. You can't build with --static."
5863 fi
5864
5865 ########################################
5866 # See if __attribute__((alias)) is supported.
5867 # This false for Xcode 9, but has been remedied for Xcode 10.
5868 # Unfortunately, travis uses Xcode 9 by default.
5869
5870 attralias=no
5871 cat > $TMPC << EOF
5872 int x = 1;
5873 extern const int y __attribute__((alias("x")));
5874 int main(void) { return 0; }
5875 EOF
5876 if compile_prog "" "" ; then
5877 attralias=yes
5878 fi
5879
5880 ########################################
5881 # check if getauxval is available.
5882
5883 getauxval=no
5884 cat > $TMPC << EOF
5885 #include <sys/auxv.h>
5886 int main(void) {
5887 return getauxval(AT_HWCAP) == 0;
5888 }
5889 EOF
5890 if compile_prog "" "" ; then
5891 getauxval=yes
5892 fi
5893
5894 ########################################
5895 # check if ccache is interfering with
5896 # semantic analysis of macros
5897
5898 unset CCACHE_CPP2
5899 ccache_cpp2=no
5900 cat > $TMPC << EOF
5901 static const int Z = 1;
5902 #define fn() ({ Z; })
5903 #define TAUT(X) ((X) == Z)
5904 #define PAREN(X, Y) (X == Y)
5905 #define ID(X) (X)
5906 int main(int argc, char *argv[])
5907 {
5908 int x = 0, y = 0;
5909 x = ID(x);
5910 x = fn();
5911 fn();
5912 if (PAREN(x, y)) return 0;
5913 if (TAUT(Z)) return 0;
5914 return 0;
5915 }
5916 EOF
5917
5918 if ! compile_object "-Werror"; then
5919 ccache_cpp2=yes
5920 fi
5921
5922 #################################################
5923 # clang does not support glibc + FORTIFY_SOURCE.
5924
5925 if test "$fortify_source" != "no"; then
5926 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5927 fortify_source="no";
5928 elif test -n "$cxx" && has $cxx &&
5929 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5930 fortify_source="no";
5931 else
5932 fortify_source="yes"
5933 fi
5934 fi
5935
5936 ###############################################
5937 # Check if copy_file_range is provided by glibc
5938 have_copy_file_range=no
5939 cat > $TMPC << EOF
5940 #include <unistd.h>
5941 int main(void) {
5942 copy_file_range(0, NULL, 0, NULL, 0, 0);
5943 return 0;
5944 }
5945 EOF
5946 if compile_prog "" "" ; then
5947 have_copy_file_range=yes
5948 fi
5949
5950 ##########################################
5951 # check if struct fsxattr is available via linux/fs.h
5952
5953 have_fsxattr=no
5954 cat > $TMPC << EOF
5955 #include <linux/fs.h>
5956 struct fsxattr foo;
5957 int main(void) {
5958 return 0;
5959 }
5960 EOF
5961 if compile_prog "" "" ; then
5962 have_fsxattr=yes
5963 fi
5964
5965 ##########################################
5966 # check for usable membarrier system call
5967 if test "$membarrier" = "yes"; then
5968 have_membarrier=no
5969 if test "$mingw32" = "yes" ; then
5970 have_membarrier=yes
5971 elif test "$linux" = "yes" ; then
5972 cat > $TMPC << EOF
5973 #include <linux/membarrier.h>
5974 #include <sys/syscall.h>
5975 #include <unistd.h>
5976 #include <stdlib.h>
5977 int main(void) {
5978 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5979 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5980 exit(0);
5981 }
5982 EOF
5983 if compile_prog "" "" ; then
5984 have_membarrier=yes
5985 fi
5986 fi
5987 if test "$have_membarrier" = "no"; then
5988 feature_not_found "membarrier" "membarrier system call not available"
5989 fi
5990 else
5991 # Do not enable it by default even for Mingw32, because it doesn't
5992 # work on Wine.
5993 membarrier=no
5994 fi
5995
5996 ##########################################
5997 # check if rtnetlink.h exists and is useful
5998 have_rtnetlink=no
5999 cat > $TMPC << EOF
6000 #include <linux/rtnetlink.h>
6001 int main(void) {
6002 return IFLA_PROTO_DOWN;
6003 }
6004 EOF
6005 if compile_prog "" "" ; then
6006 have_rtnetlink=yes
6007 fi
6008
6009 ##########################################
6010 # check for usable AF_VSOCK environment
6011 have_af_vsock=no
6012 cat > $TMPC << EOF
6013 #include <errno.h>
6014 #include <sys/types.h>
6015 #include <sys/socket.h>
6016 #if !defined(AF_VSOCK)
6017 # error missing AF_VSOCK flag
6018 #endif
6019 #include <linux/vm_sockets.h>
6020 int main(void) {
6021 int sock, ret;
6022 struct sockaddr_vm svm;
6023 socklen_t len = sizeof(svm);
6024 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
6025 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
6026 if ((ret == -1) && (errno == ENOTCONN)) {
6027 return 0;
6028 }
6029 return -1;
6030 }
6031 EOF
6032 if compile_prog "" "" ; then
6033 have_af_vsock=yes
6034 fi
6035
6036 ##########################################
6037 # check for usable AF_ALG environment
6038 have_afalg=no
6039 cat > $TMPC << EOF
6040 #include <errno.h>
6041 #include <sys/types.h>
6042 #include <sys/socket.h>
6043 #include <linux/if_alg.h>
6044 int main(void) {
6045 int sock;
6046 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6047 return sock;
6048 }
6049 EOF
6050 if compile_prog "" "" ; then
6051 have_afalg=yes
6052 fi
6053 if test "$crypto_afalg" = "yes"
6054 then
6055 if test "$have_afalg" != "yes"
6056 then
6057 error_exit "AF_ALG requested but could not be detected"
6058 fi
6059 fi
6060
6061
6062 #################################################
6063 # Check to see if we have the Hypervisor framework
6064 if [ "$darwin" = "yes" ] ; then
6065 cat > $TMPC << EOF
6066 #include <Hypervisor/hv.h>
6067 int main() { return 0;}
6068 EOF
6069 if ! compile_object ""; then
6070 hvf='no'
6071 else
6072 hvf='yes'
6073 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6074 fi
6075 fi
6076
6077 ##########################################
6078 # check for sysmacros.h
6079
6080 have_sysmacros=no
6081 cat > $TMPC << EOF
6082 #include <sys/sysmacros.h>
6083 int main(void) {
6084 return makedev(0, 0);
6085 }
6086 EOF
6087 if compile_prog "" "" ; then
6088 have_sysmacros=yes
6089 fi
6090
6091 ##########################################
6092 # check for _Static_assert()
6093
6094 have_static_assert=no
6095 cat > $TMPC << EOF
6096 _Static_assert(1, "success");
6097 int main(void) {
6098 return 0;
6099 }
6100 EOF
6101 if compile_prog "" "" ; then
6102 have_static_assert=yes
6103 fi
6104
6105 ##########################################
6106 # check for utmpx.h, it is missing e.g. on OpenBSD
6107
6108 have_utmpx=no
6109 cat > $TMPC << EOF
6110 #include <utmpx.h>
6111 struct utmpx user_info;
6112 int main(void) {
6113 return 0;
6114 }
6115 EOF
6116 if compile_prog "" "" ; then
6117 have_utmpx=yes
6118 fi
6119
6120 ##########################################
6121 # check for getrandom()
6122
6123 have_getrandom=no
6124 cat > $TMPC << EOF
6125 #include <sys/random.h>
6126 int main(void) {
6127 return getrandom(0, 0, GRND_NONBLOCK);
6128 }
6129 EOF
6130 if compile_prog "" "" ; then
6131 have_getrandom=yes
6132 fi
6133
6134 ##########################################
6135 # checks for sanitizers
6136
6137 have_asan=no
6138 have_ubsan=no
6139 have_asan_iface_h=no
6140 have_asan_iface_fiber=no
6141
6142 if test "$sanitizers" = "yes" ; then
6143 write_c_skeleton
6144 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6145 have_asan=yes
6146 fi
6147
6148 # we could use a simple skeleton for flags checks, but this also
6149 # detect the static linking issue of ubsan, see also:
6150 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6151 cat > $TMPC << EOF
6152 #include <stdlib.h>
6153 int main(void) {
6154 void *tmp = malloc(10);
6155 if (tmp != NULL) {
6156 return *(int *)(tmp + 2);
6157 }
6158 return 1;
6159 }
6160 EOF
6161 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6162 have_ubsan=yes
6163 fi
6164
6165 if check_include "sanitizer/asan_interface.h" ; then
6166 have_asan_iface_h=yes
6167 fi
6168
6169 cat > $TMPC << EOF
6170 #include <sanitizer/asan_interface.h>
6171 int main(void) {
6172 __sanitizer_start_switch_fiber(0, 0, 0);
6173 return 0;
6174 }
6175 EOF
6176 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6177 have_asan_iface_fiber=yes
6178 fi
6179 fi
6180
6181 ##########################################
6182 # checks for fuzzer
6183 if test "$fuzzing" = "yes" ; then
6184 write_c_fuzzer_skeleton
6185 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6186 have_fuzzer=yes
6187 else
6188 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6189 exit 1
6190 fi
6191 fi
6192
6193 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6194 # keep it separate until that is not the case.
6195 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6196 error_exit "TSAN is not supported with other sanitiziers."
6197 fi
6198 have_tsan=no
6199 have_tsan_iface_fiber=no
6200 if test "$tsan" = "yes" ; then
6201 write_c_skeleton
6202 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6203 have_tsan=yes
6204 fi
6205 cat > $TMPC << EOF
6206 #include <sanitizer/tsan_interface.h>
6207 int main(void) {
6208 __tsan_create_fiber(0);
6209 return 0;
6210 }
6211 EOF
6212 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6213 have_tsan_iface_fiber=yes
6214 fi
6215 fi
6216
6217 ##########################################
6218 # check for libpmem
6219
6220 if test "$libpmem" != "no"; then
6221 if $pkg_config --exists "libpmem"; then
6222 libpmem="yes"
6223 libpmem_libs=$($pkg_config --libs libpmem)
6224 libpmem_cflags=$($pkg_config --cflags libpmem)
6225 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6226 else
6227 if test "$libpmem" = "yes" ; then
6228 feature_not_found "libpmem" "Install nvml or pmdk"
6229 fi
6230 libpmem="no"
6231 fi
6232 fi
6233
6234 ##########################################
6235 # check for libdaxctl
6236
6237 if test "$libdaxctl" != "no"; then
6238 if $pkg_config --atleast-version=57 "libdaxctl"; then
6239 libdaxctl="yes"
6240 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6241 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6242 QEMU_CFLAGS="$QEMU_CFLAGS $libdaxctl_cflags"
6243 else
6244 if test "$libdaxctl" = "yes" ; then
6245 feature_not_found "libdaxctl" "Install libdaxctl"
6246 fi
6247 libdaxctl="no"
6248 fi
6249 fi
6250
6251 ##########################################
6252 # check for slirp
6253
6254 # slirp is only required when building softmmu targets
6255 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6256 slirp="no"
6257 fi
6258
6259 case "$slirp" in
6260 "" | yes)
6261 if $pkg_config slirp; then
6262 slirp=system
6263 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6264 slirp=git
6265 elif test -e "${source_path}/slirp/Makefile" ; then
6266 slirp=internal
6267 elif test -z "$slirp" ; then
6268 slirp=no
6269 else
6270 feature_not_found "slirp" "Install slirp devel or git submodule"
6271 fi
6272 ;;
6273
6274 system)
6275 if ! $pkg_config slirp; then
6276 feature_not_found "slirp" "Install slirp devel"
6277 fi
6278 ;;
6279 esac
6280
6281 case "$slirp" in
6282 git | internal)
6283 if test "$slirp" = git; then
6284 git_submodules="${git_submodules} slirp"
6285 fi
6286 mkdir -p slirp
6287 slirp_cflags="-I${source_path}/slirp/src -I$PWD/slirp/src"
6288 slirp_libs="-L$PWD/slirp -lslirp"
6289 if test "$mingw32" = "yes" ; then
6290 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6291 fi
6292 ;;
6293
6294 system)
6295 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6296 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6297 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6298 ;;
6299
6300 no)
6301 ;;
6302 *)
6303 error_exit "Unknown state for slirp: $slirp"
6304 ;;
6305 esac
6306
6307 ##########################################
6308 # check for usable __NR_keyctl syscall
6309
6310 if test "$linux" = "yes" ; then
6311
6312 have_keyring=no
6313 cat > $TMPC << EOF
6314 #include <errno.h>
6315 #include <asm/unistd.h>
6316 #include <linux/keyctl.h>
6317 #include <unistd.h>
6318 int main(void) {
6319 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6320 }
6321 EOF
6322 if compile_prog "" "" ; then
6323 have_keyring=yes
6324 fi
6325 fi
6326 if test "$secret_keyring" != "no"
6327 then
6328 if test "$have_keyring" = "yes"
6329 then
6330 secret_keyring=yes
6331 else
6332 if test "$secret_keyring" = "yes"
6333 then
6334 error_exit "syscall __NR_keyctl requested, \
6335 but not implemented on your system"
6336 else
6337 secret_keyring=no
6338 fi
6339 fi
6340 fi
6341
6342 ##########################################
6343 # check for usable keyutils.h
6344
6345 if test "$linux" = "yes" ; then
6346
6347 have_keyutils=no
6348 cat > $TMPC << EOF
6349 #include <errno.h>
6350 #include <asm/unistd.h>
6351 #include <unistd.h>
6352 #include <sys/types.h>
6353 #include <keyutils.h>
6354 int main(void) {
6355 return request_key("user", NULL, NULL, 0);
6356 }
6357 EOF
6358 if compile_prog "" "-lkeyutils"; then
6359 have_keyutils=yes
6360 fi
6361 fi
6362
6363
6364 ##########################################
6365 # End of CC checks
6366 # After here, no more $cc or $ld runs
6367
6368 write_c_skeleton
6369
6370 if test "$gcov" = "yes" ; then
6371 :
6372 elif test "$fortify_source" = "yes" ; then
6373 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6374 debug=no
6375 fi
6376 if test "$debug_info" = "yes"; then
6377 CFLAGS="-g $CFLAGS"
6378 LDFLAGS="-g $LDFLAGS"
6379 fi
6380 if test "$debug" = "no"; then
6381 CFLAGS="-O2 $CFLAGS"
6382 fi
6383
6384 case "$ARCH" in
6385 alpha)
6386 # Ensure there's only a single GP
6387 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6388 ;;
6389 esac
6390
6391 if test "$gprof" = "yes" ; then
6392 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6393 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6394 fi
6395
6396 if test "$have_asan" = "yes"; then
6397 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6398 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6399 if test "$have_asan_iface_h" = "no" ; then
6400 echo "ASAN build enabled, but ASAN header missing." \
6401 "Without code annotation, the report may be inferior."
6402 elif test "$have_asan_iface_fiber" = "no" ; then
6403 echo "ASAN build enabled, but ASAN header is too old." \
6404 "Without code annotation, the report may be inferior."
6405 fi
6406 fi
6407 if test "$have_tsan" = "yes" ; then
6408 if test "$have_tsan_iface_fiber" = "yes" ; then
6409 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6410 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6411 else
6412 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6413 fi
6414 elif test "$tsan" = "yes" ; then
6415 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6416 fi
6417 if test "$have_ubsan" = "yes"; then
6418 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6419 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6420 fi
6421
6422 ##########################################
6423 # Do we have libnfs
6424 if test "$libnfs" != "no" ; then
6425 if $pkg_config --atleast-version=1.9.3 libnfs; then
6426 libnfs="yes"
6427 libnfs_libs=$($pkg_config --libs libnfs)
6428 else
6429 if test "$libnfs" = "yes" ; then
6430 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6431 fi
6432 libnfs="no"
6433 fi
6434 fi
6435
6436 ##########################################
6437 # Do we have libudev
6438 if test "$libudev" != "no" ; then
6439 if $pkg_config libudev && test "$static" != "yes"; then
6440 libudev="yes"
6441 libudev_libs=$($pkg_config --libs libudev)
6442 else
6443 libudev="no"
6444 fi
6445 fi
6446
6447 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6448 if test "$werror" = "yes"; then
6449 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6450 fi
6451
6452 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6453 if test "$solaris" = "no" && test "$tsan" = "no"; then
6454 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6455 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6456 fi
6457 fi
6458
6459 # test if pod2man has --utf8 option
6460 if pod2man --help | grep -q utf8; then
6461 POD2MAN="pod2man --utf8"
6462 else
6463 POD2MAN="pod2man"
6464 fi
6465
6466 # Use ASLR, no-SEH and DEP if available
6467 if test "$mingw32" = "yes" ; then
6468 for flag in --dynamicbase --no-seh --nxcompat; do
6469 if ld_has $flag ; then
6470 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6471 fi
6472 done
6473 fi
6474
6475 # Disable OpenBSD W^X if available
6476 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6477 cat > $TMPC <<EOF
6478 int main(void) { return 0; }
6479 EOF
6480 wx_ldflags="-Wl,-z,wxneeded"
6481 if compile_prog "" "$wx_ldflags"; then
6482 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6483 fi
6484 fi
6485
6486 qemu_confdir=$sysconfdir$confsuffix
6487 qemu_moddir=$libdir$confsuffix
6488 qemu_datadir=$datadir$confsuffix
6489 qemu_localedir="$datadir/locale"
6490 qemu_icondir="$datadir/icons"
6491 qemu_desktopdir="$datadir/applications"
6492
6493 # We can only support ivshmem if we have eventfd
6494 if [ "$eventfd" = "yes" ]; then
6495 ivshmem=yes
6496 fi
6497
6498 if test "$softmmu" = yes ; then
6499 if test "$linux" = yes; then
6500 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6501 virtfs=yes
6502 else
6503 if test "$virtfs" = yes; then
6504 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6505 fi
6506 virtfs=no
6507 fi
6508 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6509 mpath=yes
6510 else
6511 if test "$mpath" = yes; then
6512 error_exit "Multipath requires libmpathpersist devel"
6513 fi
6514 mpath=no
6515 fi
6516 else
6517 if test "$virtfs" = yes; then
6518 error_exit "VirtFS is supported only on Linux"
6519 fi
6520 virtfs=no
6521 if test "$mpath" = yes; then
6522 error_exit "Multipath is supported only on Linux"
6523 fi
6524 mpath=no
6525 fi
6526 fi
6527
6528 # Probe for guest agent support/options
6529
6530 if [ "$guest_agent" != "no" ]; then
6531 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6532 guest_agent=no
6533 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6534 guest_agent=yes
6535 elif [ "$guest_agent" != yes ]; then
6536 guest_agent=no
6537 else
6538 error_exit "Guest agent is not supported on this platform"
6539 fi
6540 fi
6541
6542 # Guest agent Window MSI package
6543
6544 if test "$guest_agent" != yes; then
6545 if test "$guest_agent_msi" = yes; then
6546 error_exit "MSI guest agent package requires guest agent enabled"
6547 fi
6548 guest_agent_msi=no
6549 elif test "$mingw32" != "yes"; then
6550 if test "$guest_agent_msi" = "yes"; then
6551 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6552 fi
6553 guest_agent_msi=no
6554 elif ! has wixl; then
6555 if test "$guest_agent_msi" = "yes"; then
6556 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6557 fi
6558 guest_agent_msi=no
6559 else
6560 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6561 # disabled explicitly
6562 if test "$guest_agent_msi" != "no"; then
6563 guest_agent_msi=yes
6564 fi
6565 fi
6566
6567 if test "$guest_agent_msi" = "yes"; then
6568 if test "$guest_agent_with_vss" = "yes"; then
6569 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6570 fi
6571
6572 if test "$QEMU_GA_MANUFACTURER" = ""; then
6573 QEMU_GA_MANUFACTURER=QEMU
6574 fi
6575
6576 if test "$QEMU_GA_DISTRO" = ""; then
6577 QEMU_GA_DISTRO=Linux
6578 fi
6579
6580 if test "$QEMU_GA_VERSION" = ""; then
6581 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6582 fi
6583
6584 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6585
6586 case "$cpu" in
6587 x86_64)
6588 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6589 ;;
6590 i386)
6591 QEMU_GA_MSI_ARCH="-D Arch=32"
6592 ;;
6593 *)
6594 error_exit "CPU $cpu not supported for building installation package"
6595 ;;
6596 esac
6597 fi
6598
6599 # Mac OS X ships with a broken assembler
6600 roms=
6601 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6602 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6603 test "$softmmu" = yes ; then
6604 # Different host OS linkers have different ideas about the name of the ELF
6605 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6606 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6607 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6608 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6609 ld_i386_emulation="$emu"
6610 roms="optionrom"
6611 break
6612 fi
6613 done
6614 fi
6615
6616 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6617 if test "$cpu" = "s390x" ; then
6618 write_c_skeleton
6619 if compile_prog "-march=z900" ""; then
6620 roms="$roms s390-ccw"
6621 # SLOF is required for building the s390-ccw firmware on s390x,
6622 # since it is using the libnet code from SLOF for network booting.
6623 if test -e "${source_path}/.git" ; then
6624 git_submodules="${git_submodules} roms/SLOF"
6625 fi
6626 fi
6627 fi
6628
6629 # Check that the C++ compiler exists and works with the C compiler.
6630 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6631 if has $cxx; then
6632 cat > $TMPC <<EOF
6633 int c_function(void);
6634 int main(void) { return c_function(); }
6635 EOF
6636
6637 compile_object
6638
6639 cat > $TMPCXX <<EOF
6640 extern "C" {
6641 int c_function(void);
6642 }
6643 int c_function(void) { return 42; }
6644 EOF
6645
6646 update_cxxflags
6647
6648 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6649 # C++ compiler $cxx works ok with C compiler $cc
6650 :
6651 else
6652 echo "C++ compiler $cxx does not work with C compiler $cc"
6653 echo "Disabling C++ specific optional code"
6654 cxx=
6655 fi
6656 else
6657 echo "No C++ compiler available; disabling C++ specific optional code"
6658 cxx=
6659 fi
6660
6661 echo_version() {
6662 if test "$1" = "yes" ; then
6663 echo "($2)"
6664 fi
6665 }
6666
6667 # prepend pixman and ftd flags after all config tests are done
6668 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6669 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6670
6671 config_host_mak="config-host.mak"
6672
6673 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6674
6675 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6676 echo >> $config_host_mak
6677
6678 echo all: >> $config_host_mak
6679 echo "prefix=$prefix" >> $config_host_mak
6680 echo "bindir=$bindir" >> $config_host_mak
6681 echo "libdir=$libdir" >> $config_host_mak
6682 echo "libexecdir=$libexecdir" >> $config_host_mak
6683 echo "includedir=$includedir" >> $config_host_mak
6684 echo "mandir=$mandir" >> $config_host_mak
6685 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6686 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6687 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6688 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6689 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6690 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6691 if test "$mingw32" = "no" ; then
6692 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6693 fi
6694 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6695 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6696 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6697 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6698 echo "GIT=$git" >> $config_host_mak
6699 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6700 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6701
6702 echo "ARCH=$ARCH" >> $config_host_mak
6703
6704 if test "$default_devices" = "yes" ; then
6705 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6706 else
6707 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6708 fi
6709 if test "$debug_tcg" = "yes" ; then
6710 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6711 fi
6712 if test "$strip_opt" = "yes" ; then
6713 echo "STRIP=${strip}" >> $config_host_mak
6714 fi
6715 if test "$bigendian" = "yes" ; then
6716 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6717 fi
6718 if test "$mingw32" = "yes" ; then
6719 echo "CONFIG_WIN32=y" >> $config_host_mak
6720 rc_version=$(cat $source_path/VERSION)
6721 version_major=${rc_version%%.*}
6722 rc_version=${rc_version#*.}
6723 version_minor=${rc_version%%.*}
6724 rc_version=${rc_version#*.}
6725 version_subminor=${rc_version%%.*}
6726 version_micro=0
6727 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6728 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6729 if test "$guest_agent_with_vss" = "yes" ; then
6730 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6731 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6732 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6733 fi
6734 if test "$guest_agent_ntddscsi" = "yes" ; then
6735 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6736 fi
6737 if test "$guest_agent_msi" = "yes"; then
6738 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6739 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6740 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6741 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6742 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6743 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6744 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6745 fi
6746 else
6747 echo "CONFIG_POSIX=y" >> $config_host_mak
6748 fi
6749
6750 if test "$linux" = "yes" ; then
6751 echo "CONFIG_LINUX=y" >> $config_host_mak
6752 fi
6753
6754 if test "$darwin" = "yes" ; then
6755 echo "CONFIG_DARWIN=y" >> $config_host_mak
6756 fi
6757
6758 if test "$solaris" = "yes" ; then
6759 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6760 fi
6761 if test "$haiku" = "yes" ; then
6762 echo "CONFIG_HAIKU=y" >> $config_host_mak
6763 fi
6764 if test "$static" = "yes" ; then
6765 echo "CONFIG_STATIC=y" >> $config_host_mak
6766 fi
6767 if test "$profiler" = "yes" ; then
6768 echo "CONFIG_PROFILER=y" >> $config_host_mak
6769 fi
6770 if test "$want_tools" = "yes" ; then
6771 echo "CONFIG_TOOLS=y" >> $config_host_mak
6772 fi
6773 if test "$guest_agent" = "yes" ; then
6774 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6775 fi
6776 if test "$slirp" != "no"; then
6777 echo "CONFIG_SLIRP=y" >> $config_host_mak
6778 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6779 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6780 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6781 fi
6782 subdirs=
6783 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6784 subdirs="$subdirs slirp"
6785 fi
6786 if test "$vde" = "yes" ; then
6787 echo "CONFIG_VDE=y" >> $config_host_mak
6788 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6789 fi
6790 if test "$netmap" = "yes" ; then
6791 echo "CONFIG_NETMAP=y" >> $config_host_mak
6792 fi
6793 if test "$l2tpv3" = "yes" ; then
6794 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6795 fi
6796 if test "$gprof" = "yes" ; then
6797 echo "CONFIG_GPROF=y" >> $config_host_mak
6798 fi
6799 if test "$cap_ng" = "yes" ; then
6800 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6801 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6802 fi
6803 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6804 for drv in $audio_drv_list; do
6805 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6806 echo "$def=y" >> $config_host_mak
6807 done
6808 if test "$alsa" = "yes" ; then
6809 echo "CONFIG_ALSA=y" >> $config_host_mak
6810 fi
6811 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6812 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6813 if test "$libpulse" = "yes" ; then
6814 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6815 fi
6816 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6817 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6818 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6819 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6820 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6821 if test "$libjack" = "yes" ; then
6822 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6823 fi
6824 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6825 if test "$audio_win_int" = "yes" ; then
6826 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6827 fi
6828 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6829 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6830 if test "$xkbcommon" = "yes" ; then
6831 echo "CONFIG_XKBCOMMON=y" >> $config_host_mak
6832 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6833 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6834 fi
6835 if test "$xfs" = "yes" ; then
6836 echo "CONFIG_XFS=y" >> $config_host_mak
6837 fi
6838 qemu_version=$(head $source_path/VERSION)
6839 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6840 echo "SRC_PATH=$source_path" >> $config_host_mak
6841 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6842 if [ "$docs" = "yes" ] ; then
6843 echo "BUILD_DOCS=yes" >> $config_host_mak
6844 fi
6845 if test "$modules" = "yes"; then
6846 # $shacmd can generate a hash started with digit, which the compiler doesn't
6847 # like as an symbol. So prefix it with an underscore
6848 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6849 echo "CONFIG_MODULES=y" >> $config_host_mak
6850 fi
6851 if test "$module_upgrades" = "yes"; then
6852 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6853 fi
6854 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6855 echo "CONFIG_X11=y" >> $config_host_mak
6856 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6857 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6858 fi
6859 if test "$cocoa" = "yes" ; then
6860 echo "CONFIG_COCOA=y" >> $config_host_mak
6861 fi
6862 if test "$iconv" = "yes" ; then
6863 echo "CONFIG_ICONV=y" >> $config_host_mak
6864 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6865 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6866 fi
6867 if test "$curses" = "yes" ; then
6868 echo "CONFIG_CURSES=y" >> $config_host_mak
6869 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6870 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6871 fi
6872 if test "$pipe2" = "yes" ; then
6873 echo "CONFIG_PIPE2=y" >> $config_host_mak
6874 fi
6875 if test "$accept4" = "yes" ; then
6876 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6877 fi
6878 if test "$splice" = "yes" ; then
6879 echo "CONFIG_SPLICE=y" >> $config_host_mak
6880 fi
6881 if test "$eventfd" = "yes" ; then
6882 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6883 fi
6884 if test "$memfd" = "yes" ; then
6885 echo "CONFIG_MEMFD=y" >> $config_host_mak
6886 fi
6887 if test "$have_usbfs" = "yes" ; then
6888 echo "CONFIG_USBFS=y" >> $config_host_mak
6889 fi
6890 if test "$fallocate" = "yes" ; then
6891 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6892 fi
6893 if test "$fallocate_punch_hole" = "yes" ; then
6894 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6895 fi
6896 if test "$fallocate_zero_range" = "yes" ; then
6897 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6898 fi
6899 if test "$posix_fallocate" = "yes" ; then
6900 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6901 fi
6902 if test "$sync_file_range" = "yes" ; then
6903 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6904 fi
6905 if test "$fiemap" = "yes" ; then
6906 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6907 fi
6908 if test "$dup3" = "yes" ; then
6909 echo "CONFIG_DUP3=y" >> $config_host_mak
6910 fi
6911 if test "$ppoll" = "yes" ; then
6912 echo "CONFIG_PPOLL=y" >> $config_host_mak
6913 fi
6914 if test "$prctl_pr_set_timerslack" = "yes" ; then
6915 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6916 fi
6917 if test "$epoll" = "yes" ; then
6918 echo "CONFIG_EPOLL=y" >> $config_host_mak
6919 fi
6920 if test "$epoll_create1" = "yes" ; then
6921 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6922 fi
6923 if test "$sendfile" = "yes" ; then
6924 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6925 fi
6926 if test "$timerfd" = "yes" ; then
6927 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6928 fi
6929 if test "$setns" = "yes" ; then
6930 echo "CONFIG_SETNS=y" >> $config_host_mak
6931 fi
6932 if test "$clock_adjtime" = "yes" ; then
6933 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6934 fi
6935 if test "$syncfs" = "yes" ; then
6936 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6937 fi
6938 if test "$kcov" = "yes" ; then
6939 echo "CONFIG_KCOV=y" >> $config_host_mak
6940 fi
6941 if test "$inotify" = "yes" ; then
6942 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6943 fi
6944 if test "$inotify1" = "yes" ; then
6945 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6946 fi
6947 if test "$sem_timedwait" = "yes" ; then
6948 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6949 fi
6950 if test "$strchrnul" = "yes" ; then
6951 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6952 fi
6953 if test "$st_atim" = "yes" ; then
6954 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6955 fi
6956 if test "$byteswap_h" = "yes" ; then
6957 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6958 fi
6959 if test "$bswap_h" = "yes" ; then
6960 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6961 fi
6962 if test "$curl" = "yes" ; then
6963 echo "CONFIG_CURL=y" >> $config_host_mak
6964 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6965 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6966 fi
6967 if test "$brlapi" = "yes" ; then
6968 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6969 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6970 fi
6971 if test "$gtk" = "yes" ; then
6972 echo "CONFIG_GTK=y" >> $config_host_mak
6973 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6974 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6975 if test "$gtk_gl" = "yes" ; then
6976 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6977 fi
6978 fi
6979 if test "$gio" = "yes" ; then
6980 echo "CONFIG_GIO=y" >> $config_host_mak
6981 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6982 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6983 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6984 fi
6985 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6986 if test "$gnutls" = "yes" ; then
6987 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6988 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6989 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6990 fi
6991 if test "$gcrypt" = "yes" ; then
6992 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6993 if test "$gcrypt_hmac" = "yes" ; then
6994 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6995 fi
6996 fi
6997 if test "$nettle" = "yes" ; then
6998 echo "CONFIG_NETTLE=y" >> $config_host_mak
6999 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7000 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
7001 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
7002 fi
7003 if test "$qemu_private_xts" = "yes" ; then
7004 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7005 fi
7006 if test "$tasn1" = "yes" ; then
7007 echo "CONFIG_TASN1=y" >> $config_host_mak
7008 fi
7009 if test "$auth_pam" = "yes" ; then
7010 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7011 fi
7012 if test "$have_ifaddrs_h" = "yes" ; then
7013 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7014 fi
7015 if test "$have_drm_h" = "yes" ; then
7016 echo "HAVE_DRM_H=y" >> $config_host_mak
7017 fi
7018 if test "$have_broken_size_max" = "yes" ; then
7019 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7020 fi
7021 if test "$have_openpty" = "yes" ; then
7022 echo "HAVE_OPENPTY=y" >> $config_host_mak
7023 fi
7024 if test "$have_sys_signal_h" = "yes" ; then
7025 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
7026 fi
7027
7028 # Work around a system header bug with some kernel/XFS header
7029 # versions where they both try to define 'struct fsxattr':
7030 # xfs headers will not try to redefine structs from linux headers
7031 # if this macro is set.
7032 if test "$have_fsxattr" = "yes" ; then
7033 echo "HAVE_FSXATTR=y" >> $config_host_mak
7034 fi
7035 if test "$have_copy_file_range" = "yes" ; then
7036 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7037 fi
7038 if test "$vte" = "yes" ; then
7039 echo "CONFIG_VTE=y" >> $config_host_mak
7040 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7041 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7042 fi
7043 if test "$virglrenderer" = "yes" ; then
7044 echo "CONFIG_VIRGL=y" >> $config_host_mak
7045 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7046 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7047 fi
7048 if test "$xen" = "yes" ; then
7049 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7050 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7051 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
7052 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
7053 fi
7054 if test "$linux_aio" = "yes" ; then
7055 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7056 fi
7057 if test "$linux_io_uring" = "yes" ; then
7058 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7059 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7060 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7061 fi
7062 if test "$attr" = "yes" ; then
7063 echo "CONFIG_ATTR=y" >> $config_host_mak
7064 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
7065 fi
7066 if test "$libattr" = "yes" ; then
7067 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7068 fi
7069 if test "$virtfs" = "yes" ; then
7070 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7071 fi
7072 if test "$mpath" = "yes" ; then
7073 echo "CONFIG_MPATH=y" >> $config_host_mak
7074 if test "$mpathpersist_new_api" = "yes"; then
7075 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7076 fi
7077 fi
7078 if test "$vhost_scsi" = "yes" ; then
7079 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7080 fi
7081 if test "$vhost_net" = "yes" ; then
7082 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7083 fi
7084 if test "$vhost_net_user" = "yes" ; then
7085 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7086 fi
7087 if test "$vhost_net_vdpa" = "yes" ; then
7088 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
7089 fi
7090 if test "$vhost_crypto" = "yes" ; then
7091 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7092 fi
7093 if test "$vhost_vsock" = "yes" ; then
7094 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7095 if test "$vhost_user" = "yes" ; then
7096 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
7097 fi
7098 fi
7099 if test "$vhost_kernel" = "yes" ; then
7100 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7101 fi
7102 if test "$vhost_user" = "yes" ; then
7103 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7104 fi
7105 if test "$vhost_vdpa" = "yes" ; then
7106 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
7107 fi
7108 if test "$vhost_user_fs" = "yes" ; then
7109 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7110 fi
7111 if test "$blobs" = "yes" ; then
7112 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7113 fi
7114 if test "$iovec" = "yes" ; then
7115 echo "CONFIG_IOVEC=y" >> $config_host_mak
7116 fi
7117 if test "$preadv" = "yes" ; then
7118 echo "CONFIG_PREADV=y" >> $config_host_mak
7119 fi
7120 if test "$fdt" != "no" ; then
7121 echo "CONFIG_FDT=y" >> $config_host_mak
7122 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
7123 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
7124 fi
7125 if test "$membarrier" = "yes" ; then
7126 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7127 fi
7128 if test "$signalfd" = "yes" ; then
7129 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7130 fi
7131 if test "$optreset" = "yes" ; then
7132 echo "HAVE_OPTRESET=y" >> $config_host_mak
7133 fi
7134 if test "$tcg" = "yes"; then
7135 echo "CONFIG_TCG=y" >> $config_host_mak
7136 if test "$tcg_interpreter" = "yes" ; then
7137 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7138 fi
7139 fi
7140 if test "$fdatasync" = "yes" ; then
7141 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7142 fi
7143 if test "$madvise" = "yes" ; then
7144 echo "CONFIG_MADVISE=y" >> $config_host_mak
7145 fi
7146 if test "$posix_madvise" = "yes" ; then
7147 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7148 fi
7149 if test "$posix_memalign" = "yes" ; then
7150 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7151 fi
7152 if test "$zlib" != "no" ; then
7153 echo "CONFIG_ZLIB=y" >> $config_host_mak
7154 echo "ZLIB_CFLAGS=$zlib_cflags" >> $config_host_mak
7155 echo "ZLIB_LIBS=$zlib_libs" >> $config_host_mak
7156 fi
7157 if test "$spice" = "yes" ; then
7158 echo "CONFIG_SPICE=y" >> $config_host_mak
7159 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
7160 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
7161 fi
7162
7163 if test "$smartcard" = "yes" ; then
7164 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7165 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7166 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7167 fi
7168
7169 if test "$libusb" = "yes" ; then
7170 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7171 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7172 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7173 fi
7174
7175 if test "$usb_redir" = "yes" ; then
7176 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7177 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7178 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7179 fi
7180
7181 if test "$opengl" = "yes" ; then
7182 echo "CONFIG_OPENGL=y" >> $config_host_mak
7183 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7184 if test "$opengl_dmabuf" = "yes" ; then
7185 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7186 fi
7187 fi
7188
7189 if test "$gbm" = "yes" ; then
7190 echo "CONFIG_GBM=y" >> $config_host_mak
7191 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7192 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7193 fi
7194
7195
7196 if test "$malloc_trim" = "yes" ; then
7197 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7198 fi
7199
7200 if test "$avx2_opt" = "yes" ; then
7201 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7202 fi
7203
7204 if test "$avx512f_opt" = "yes" ; then
7205 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7206 fi
7207
7208 if test "$lzo" = "yes" ; then
7209 echo "CONFIG_LZO=y" >> $config_host_mak
7210 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7211 fi
7212
7213 if test "$snappy" = "yes" ; then
7214 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7215 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7216 fi
7217
7218 if test "$bzip2" = "yes" ; then
7219 echo "CONFIG_BZIP2=y" >> $config_host_mak
7220 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7221 fi
7222
7223 if test "$lzfse" = "yes" ; then
7224 echo "CONFIG_LZFSE=y" >> $config_host_mak
7225 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7226 fi
7227
7228 if test "$zstd" = "yes" ; then
7229 echo "CONFIG_ZSTD=y" >> $config_host_mak
7230 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7231 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7232 fi
7233
7234 if test "$libiscsi" = "yes" ; then
7235 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7236 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7237 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7238 fi
7239
7240 if test "$libnfs" = "yes" ; then
7241 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7242 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7243 fi
7244
7245 if test "$seccomp" = "yes"; then
7246 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7247 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7248 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7249 fi
7250
7251 # XXX: suppress that
7252 if [ "$bsd" = "yes" ] ; then
7253 echo "CONFIG_BSD=y" >> $config_host_mak
7254 fi
7255
7256 if test "$localtime_r" = "yes" ; then
7257 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7258 fi
7259 if test "$qom_cast_debug" = "yes" ; then
7260 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7261 fi
7262 if test "$rbd" = "yes" ; then
7263 echo "CONFIG_RBD=y" >> $config_host_mak
7264 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7265 fi
7266
7267 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7268 if test "$coroutine_pool" = "yes" ; then
7269 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7270 else
7271 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7272 fi
7273
7274 if test "$debug_stack_usage" = "yes" ; then
7275 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7276 fi
7277
7278 if test "$crypto_afalg" = "yes" ; then
7279 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7280 fi
7281
7282 if test "$open_by_handle_at" = "yes" ; then
7283 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7284 fi
7285
7286 if test "$linux_magic_h" = "yes" ; then
7287 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7288 fi
7289
7290 if test "$valgrind_h" = "yes" ; then
7291 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7292 fi
7293
7294 if test "$have_asan_iface_fiber" = "yes" ; then
7295 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7296 fi
7297
7298 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7299 echo "CONFIG_TSAN=y" >> $config_host_mak
7300 fi
7301
7302 if test "$has_environ" = "yes" ; then
7303 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7304 fi
7305
7306 if test "$cpuid_h" = "yes" ; then
7307 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7308 fi
7309
7310 if test "$int128" = "yes" ; then
7311 echo "CONFIG_INT128=y" >> $config_host_mak
7312 fi
7313
7314 if test "$atomic128" = "yes" ; then
7315 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7316 fi
7317
7318 if test "$cmpxchg128" = "yes" ; then
7319 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7320 fi
7321
7322 if test "$atomic64" = "yes" ; then
7323 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7324 fi
7325
7326 if test "$attralias" = "yes" ; then
7327 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7328 fi
7329
7330 if test "$getauxval" = "yes" ; then
7331 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7332 fi
7333
7334 if test "$glusterfs" = "yes" ; then
7335 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7336 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7337 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7338 fi
7339
7340 if test "$glusterfs_xlator_opt" = "yes" ; then
7341 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7342 fi
7343
7344 if test "$glusterfs_discard" = "yes" ; then
7345 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7346 fi
7347
7348 if test "$glusterfs_fallocate" = "yes" ; then
7349 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7350 fi
7351
7352 if test "$glusterfs_zerofill" = "yes" ; then
7353 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7354 fi
7355
7356 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7357 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7358 fi
7359
7360 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7361 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7362 fi
7363
7364 if test "$libssh" = "yes" ; then
7365 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7366 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7367 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7368 fi
7369
7370 if test "$live_block_migration" = "yes" ; then
7371 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7372 fi
7373
7374 if test "$tpm" = "yes"; then
7375 echo 'CONFIG_TPM=y' >> $config_host_mak
7376 fi
7377
7378 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7379 if have_backend "nop"; then
7380 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7381 fi
7382 if have_backend "simple"; then
7383 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7384 # Set the appropriate trace file.
7385 trace_file="\"$trace_file-\" FMT_pid"
7386 fi
7387 if have_backend "log"; then
7388 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7389 fi
7390 if have_backend "ust"; then
7391 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7392 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7393 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7394 fi
7395 if have_backend "dtrace"; then
7396 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7397 if test "$trace_backend_stap" = "yes" ; then
7398 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7399 fi
7400 fi
7401 if have_backend "ftrace"; then
7402 if test "$linux" = "yes" ; then
7403 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7404 else
7405 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7406 fi
7407 fi
7408 if have_backend "syslog"; then
7409 if test "$posix_syslog" = "yes" ; then
7410 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7411 else
7412 feature_not_found "syslog(trace backend)" "syslog not available"
7413 fi
7414 fi
7415 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7416
7417 if test "$rdma" = "yes" ; then
7418 echo "CONFIG_RDMA=y" >> $config_host_mak
7419 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7420 fi
7421
7422 if test "$pvrdma" = "yes" ; then
7423 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7424 fi
7425
7426 if test "$have_rtnetlink" = "yes" ; then
7427 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7428 fi
7429
7430 if test "$libxml2" = "yes" ; then
7431 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7432 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7433 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7434 fi
7435
7436 if test "$replication" = "yes" ; then
7437 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7438 fi
7439
7440 if test "$have_af_vsock" = "yes" ; then
7441 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7442 fi
7443
7444 if test "$have_sysmacros" = "yes" ; then
7445 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7446 fi
7447
7448 if test "$have_static_assert" = "yes" ; then
7449 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7450 fi
7451
7452 if test "$have_utmpx" = "yes" ; then
7453 echo "HAVE_UTMPX=y" >> $config_host_mak
7454 fi
7455 if test "$have_getrandom" = "yes" ; then
7456 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7457 fi
7458 if test "$ivshmem" = "yes" ; then
7459 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7460 fi
7461 if test "$capstone" != "no" ; then
7462 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7463 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7464 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7465 fi
7466 if test "$debug_mutex" = "yes" ; then
7467 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7468 fi
7469
7470 # Hold two types of flag:
7471 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7472 # a thread we have a handle to
7473 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7474 # platform
7475 if test "$pthread_setname_np_w_tid" = "yes" ; then
7476 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7477 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7478 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7479 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7480 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7481 fi
7482
7483 if test "$libpmem" = "yes" ; then
7484 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7485 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7486 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7487 fi
7488
7489 if test "$libdaxctl" = "yes" ; then
7490 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7491 fi
7492
7493 if test "$bochs" = "yes" ; then
7494 echo "CONFIG_BOCHS=y" >> $config_host_mak
7495 fi
7496 if test "$cloop" = "yes" ; then
7497 echo "CONFIG_CLOOP=y" >> $config_host_mak
7498 fi
7499 if test "$dmg" = "yes" ; then
7500 echo "CONFIG_DMG=y" >> $config_host_mak
7501 fi
7502 if test "$qcow1" = "yes" ; then
7503 echo "CONFIG_QCOW1=y" >> $config_host_mak
7504 fi
7505 if test "$vdi" = "yes" ; then
7506 echo "CONFIG_VDI=y" >> $config_host_mak
7507 fi
7508 if test "$vvfat" = "yes" ; then
7509 echo "CONFIG_VVFAT=y" >> $config_host_mak
7510 fi
7511 if test "$qed" = "yes" ; then
7512 echo "CONFIG_QED=y" >> $config_host_mak
7513 fi
7514 if test "$parallels" = "yes" ; then
7515 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7516 fi
7517 if test "$sheepdog" = "yes" ; then
7518 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7519 fi
7520 if test "$pty_h" = "yes" ; then
7521 echo "HAVE_PTY_H=y" >> $config_host_mak
7522 fi
7523 if test "$have_mlockall" = "yes" ; then
7524 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7525 fi
7526 if test "$fuzzing" = "yes" ; then
7527 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7528 fi
7529
7530 if test "$plugins" = "yes" ; then
7531 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7532 LIBS="-ldl $LIBS"
7533 # Copy the export object list to the build dir
7534 if test "$ld_dynamic_list" = "yes" ; then
7535 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7536 ld_symbols=qemu-plugins-ld.symbols
7537 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7538 elif test "$ld_exported_symbols_list" = "yes" ; then
7539 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7540 ld64_symbols=qemu-plugins-ld64.symbols
7541 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7542 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7543 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7544 else
7545 error_exit \
7546 "If \$plugins=yes, either \$ld_dynamic_list or " \
7547 "\$ld_exported_symbols_list should have been set to 'yes'."
7548 fi
7549 fi
7550
7551 if test -n "$gdb_bin" ; then
7552 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7553 fi
7554
7555 if test "$secret_keyring" = "yes" ; then
7556 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7557 if test "$have_keyutils" = "yes" ; then
7558 echo "CONFIG_TEST_SECRET_KEYRING=y" >> $config_host_mak
7559 fi
7560 fi
7561
7562 if test "$tcg_interpreter" = "yes"; then
7563 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7564 elif test "$ARCH" = "sparc64" ; then
7565 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7566 elif test "$ARCH" = "s390x" ; then
7567 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7568 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7569 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7570 elif test "$ARCH" = "ppc64" ; then
7571 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7572 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7573 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7574 else
7575 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7576 fi
7577
7578 echo "ROMS=$roms" >> $config_host_mak
7579 echo "MAKE=$make" >> $config_host_mak
7580 echo "INSTALL=$install" >> $config_host_mak
7581 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7582 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7583 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7584 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7585 echo "PYTHON=$python" >> $config_host_mak
7586 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7587 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7588 echo "MESON=$meson" >> $config_host_mak
7589 echo "CC=$cc" >> $config_host_mak
7590 if $iasl -h > /dev/null 2>&1; then
7591 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7592 fi
7593 echo "CXX=$cxx" >> $config_host_mak
7594 echo "OBJCC=$objcc" >> $config_host_mak
7595 echo "AR=$ar" >> $config_host_mak
7596 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7597 echo "AS=$as" >> $config_host_mak
7598 echo "CCAS=$ccas" >> $config_host_mak
7599 echo "CPP=$cpp" >> $config_host_mak
7600 echo "OBJCOPY=$objcopy" >> $config_host_mak
7601 echo "LD=$ld" >> $config_host_mak
7602 echo "RANLIB=$ranlib" >> $config_host_mak
7603 echo "NM=$nm" >> $config_host_mak
7604 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7605 echo "WINDRES=$windres" >> $config_host_mak
7606 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7607 echo "CXXFLAGS=$CXXFLAGS" >> $config_host_mak
7608 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7609 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7610 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7611 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7612 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7613 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7614 if test "$sparse" = "yes" ; then
7615 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7616 fi
7617 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7618 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7619 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7620 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7621 echo "LIBS+=$LIBS" >> $config_host_mak
7622 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7623 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7624 echo "EXESUF=$EXESUF" >> $config_host_mak
7625 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7626 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7627 echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7628 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7629 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7630 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7631 if test "$gcov" = "yes" ; then
7632 echo "CONFIG_GCOV=y" >> $config_host_mak
7633 fi
7634
7635 if test "$libudev" != "no"; then
7636 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7637 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7638 fi
7639 if test "$fuzzing" != "no"; then
7640 echo "CONFIG_FUZZ=y" >> $config_host_mak
7641 fi
7642
7643 if test "$edk2_blobs" = "yes" ; then
7644 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7645 fi
7646
7647 if test "$rng_none" = "yes"; then
7648 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7649 fi
7650
7651 # use included Linux headers
7652 if test "$linux" = "yes" ; then
7653 mkdir -p linux-headers
7654 case "$cpu" in
7655 i386|x86_64|x32)
7656 linux_arch=x86
7657 ;;
7658 ppc|ppc64|ppc64le)
7659 linux_arch=powerpc
7660 ;;
7661 s390x)
7662 linux_arch=s390
7663 ;;
7664 aarch64)
7665 linux_arch=arm64
7666 ;;
7667 mips64)
7668 linux_arch=mips
7669 ;;
7670 *)
7671 # For most CPUs the kernel architecture name and QEMU CPU name match.
7672 linux_arch="$cpu"
7673 ;;
7674 esac
7675 # For non-KVM architectures we will not have asm headers
7676 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7677 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7678 fi
7679 fi
7680
7681 for target in $target_list; do
7682 target_dir="$target"
7683 config_target_mak=$target_dir/config-target.mak
7684 target_name=$(echo $target | cut -d '-' -f 1)
7685 target_aligned_only="no"
7686 case "$target_name" in
7687 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7688 target_aligned_only="yes"
7689 ;;
7690 esac
7691 target_bigendian="no"
7692 case "$target_name" in
7693 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7694 target_bigendian="yes"
7695 ;;
7696 esac
7697 target_softmmu="no"
7698 target_user_only="no"
7699 target_linux_user="no"
7700 target_bsd_user="no"
7701 case "$target" in
7702 ${target_name}-softmmu)
7703 target_softmmu="yes"
7704 ;;
7705 ${target_name}-linux-user)
7706 target_user_only="yes"
7707 target_linux_user="yes"
7708 ;;
7709 ${target_name}-bsd-user)
7710 target_user_only="yes"
7711 target_bsd_user="yes"
7712 ;;
7713 *)
7714 error_exit "Target '$target' not recognised"
7715 exit 1
7716 ;;
7717 esac
7718
7719 mkdir -p $target_dir
7720 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7721
7722 bflt="no"
7723 mttcg="no"
7724 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7725 gdb_xml_files=""
7726
7727 TARGET_ARCH="$target_name"
7728 TARGET_BASE_ARCH=""
7729 TARGET_ABI_DIR=""
7730 TARGET_SYSTBL_ABI=""
7731 TARGET_SYSTBL=""
7732
7733 case "$target_name" in
7734 i386)
7735 mttcg="yes"
7736 gdb_xml_files="i386-32bit.xml"
7737 TARGET_SYSTBL_ABI=i386
7738 TARGET_SYSTBL=syscall_32.tbl
7739 ;;
7740 x86_64)
7741 TARGET_BASE_ARCH=i386
7742 TARGET_SYSTBL_ABI=common,64
7743 TARGET_SYSTBL=syscall_64.tbl
7744 mttcg="yes"
7745 gdb_xml_files="i386-64bit.xml"
7746 ;;
7747 alpha)
7748 mttcg="yes"
7749 TARGET_SYSTBL_ABI=common
7750 ;;
7751 arm|armeb)
7752 TARGET_ARCH=arm
7753 TARGET_SYSTBL_ABI=common,oabi
7754 bflt="yes"
7755 mttcg="yes"
7756 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7757 ;;
7758 aarch64|aarch64_be)
7759 TARGET_ARCH=aarch64
7760 TARGET_BASE_ARCH=arm
7761 bflt="yes"
7762 mttcg="yes"
7763 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"
7764 ;;
7765 avr)
7766 gdb_xml_files="avr-cpu.xml"
7767 target_compiler=$cross_cc_avr
7768 ;;
7769 cris)
7770 ;;
7771 hppa)
7772 mttcg="yes"
7773 TARGET_SYSTBL_ABI=common,32
7774 ;;
7775 lm32)
7776 ;;
7777 m68k)
7778 bflt="yes"
7779 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7780 TARGET_SYSTBL_ABI=common
7781 ;;
7782 microblaze|microblazeel)
7783 TARGET_ARCH=microblaze
7784 TARGET_SYSTBL_ABI=common
7785 bflt="yes"
7786 echo "TARGET_ABI32=y" >> $config_target_mak
7787 ;;
7788 mips|mipsel)
7789 mttcg="yes"
7790 TARGET_ARCH=mips
7791 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7792 TARGET_SYSTBL_ABI=o32
7793 TARGET_SYSTBL=syscall_o32.tbl
7794 ;;
7795 mipsn32|mipsn32el)
7796 mttcg="yes"
7797 TARGET_ARCH=mips64
7798 TARGET_BASE_ARCH=mips
7799 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7800 echo "TARGET_ABI32=y" >> $config_target_mak
7801 TARGET_SYSTBL_ABI=n32
7802 TARGET_SYSTBL=syscall_n32.tbl
7803 ;;
7804 mips64|mips64el)
7805 mttcg="no"
7806 TARGET_ARCH=mips64
7807 TARGET_BASE_ARCH=mips
7808 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7809 TARGET_SYSTBL_ABI=n64
7810 TARGET_SYSTBL=syscall_n64.tbl
7811 ;;
7812 moxie)
7813 ;;
7814 nios2)
7815 ;;
7816 or1k)
7817 TARGET_ARCH=openrisc
7818 TARGET_BASE_ARCH=openrisc
7819 ;;
7820 ppc)
7821 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7822 TARGET_SYSTBL_ABI=common,nospu,32
7823 ;;
7824 ppc64)
7825 TARGET_BASE_ARCH=ppc
7826 TARGET_ABI_DIR=ppc
7827 TARGET_SYSTBL_ABI=common,nospu,64
7828 mttcg=yes
7829 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7830 ;;
7831 ppc64le)
7832 TARGET_ARCH=ppc64
7833 TARGET_BASE_ARCH=ppc
7834 TARGET_ABI_DIR=ppc
7835 TARGET_SYSTBL_ABI=common,nospu,64
7836 mttcg=yes
7837 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7838 ;;
7839 ppc64abi32)
7840 TARGET_ARCH=ppc64
7841 TARGET_BASE_ARCH=ppc
7842 TARGET_ABI_DIR=ppc
7843 TARGET_SYSTBL_ABI=common,nospu,32
7844 echo "TARGET_ABI32=y" >> $config_target_mak
7845 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7846 ;;
7847 riscv32)
7848 TARGET_BASE_ARCH=riscv
7849 TARGET_ABI_DIR=riscv
7850 mttcg=yes
7851 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7852 ;;
7853 riscv64)
7854 TARGET_BASE_ARCH=riscv
7855 TARGET_ABI_DIR=riscv
7856 mttcg=yes
7857 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7858 ;;
7859 rx)
7860 TARGET_ARCH=rx
7861 bflt="yes"
7862 target_compiler=$cross_cc_rx
7863 gdb_xml_files="rx-core.xml"
7864 ;;
7865 sh4|sh4eb)
7866 TARGET_ARCH=sh4
7867 TARGET_SYSTBL_ABI=common
7868 bflt="yes"
7869 ;;
7870 sparc)
7871 TARGET_SYSTBL_ABI=common,32
7872 ;;
7873 sparc64)
7874 TARGET_BASE_ARCH=sparc
7875 TARGET_SYSTBL_ABI=common,64
7876 ;;
7877 sparc32plus)
7878 TARGET_ARCH=sparc64
7879 TARGET_BASE_ARCH=sparc
7880 TARGET_ABI_DIR=sparc
7881 TARGET_SYSTBL_ABI=common,32
7882 echo "TARGET_ABI32=y" >> $config_target_mak
7883 ;;
7884 s390x)
7885 TARGET_SYSTBL_ABI=common,64
7886 mttcg=yes
7887 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7888 ;;
7889 tilegx)
7890 ;;
7891 tricore)
7892 ;;
7893 unicore32)
7894 ;;
7895 xtensa|xtensaeb)
7896 TARGET_ARCH=xtensa
7897 TARGET_SYSTBL_ABI=common
7898 bflt="yes"
7899 mttcg="yes"
7900 ;;
7901 *)
7902 error_exit "Unsupported target CPU"
7903 ;;
7904 esac
7905 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7906 if [ "$TARGET_BASE_ARCH" = "" ]; then
7907 TARGET_BASE_ARCH=$TARGET_ARCH
7908 fi
7909 if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7910 TARGET_SYSTBL=syscall.tbl
7911 fi
7912
7913 upper() {
7914 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7915 }
7916
7917 target_arch_name="$(upper $TARGET_ARCH)"
7918 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7919 echo "TARGET_NAME=$target_name" >> $config_target_mak
7920 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7921 if [ "$TARGET_ABI_DIR" = "" ]; then
7922 TARGET_ABI_DIR=$TARGET_ARCH
7923 fi
7924 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7925 if [ "$HOST_VARIANT_DIR" != "" ]; then
7926 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7927 fi
7928 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7929 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7930 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7931 fi
7932
7933 if supported_xen_target $target; then
7934 echo "CONFIG_XEN=y" >> $config_target_mak
7935 if test "$xen_pci_passthrough" = yes; then
7936 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7937 fi
7938 fi
7939 if supported_kvm_target $target; then
7940 echo "CONFIG_KVM=y" >> $config_target_mak
7941 fi
7942 if supported_hax_target $target; then
7943 echo "CONFIG_HAX=y" >> $config_target_mak
7944 fi
7945 if supported_hvf_target $target; then
7946 echo "CONFIG_HVF=y" >> $config_target_mak
7947 fi
7948 if supported_whpx_target $target; then
7949 echo "CONFIG_WHPX=y" >> $config_target_mak
7950 fi
7951 if test "$target_aligned_only" = "yes" ; then
7952 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7953 fi
7954 if test "$target_bigendian" = "yes" ; then
7955 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7956 fi
7957 if test "$target_softmmu" = "yes" ; then
7958 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7959 if test "$mttcg" = "yes" ; then
7960 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7961 fi
7962 fi
7963 if test "$target_user_only" = "yes" ; then
7964 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7965 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7966 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7967 else
7968 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7969 fi
7970 if test "$target_linux_user" = "yes" ; then
7971 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7972 fi
7973 list=""
7974 if test ! -z "$gdb_xml_files" ; then
7975 for x in $gdb_xml_files; do
7976 list="$list gdb-xml/$x"
7977 done
7978 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7979 fi
7980
7981 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7982 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7983 fi
7984 if test "$target_bsd_user" = "yes" ; then
7985 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7986 fi
7987
7988
7989 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
7990
7991 disas_config() {
7992 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
7993 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
7994 }
7995
7996 for i in $ARCH $TARGET_BASE_ARCH ; do
7997 case "$i" in
7998 alpha)
7999 disas_config "ALPHA"
8000 ;;
8001 aarch64)
8002 if test -n "${cxx}"; then
8003 disas_config "ARM_A64"
8004 fi
8005 ;;
8006 arm)
8007 disas_config "ARM"
8008 if test -n "${cxx}"; then
8009 disas_config "ARM_A64"
8010 fi
8011 ;;
8012 avr)
8013 disas_config "AVR"
8014 ;;
8015 cris)
8016 disas_config "CRIS"
8017 ;;
8018 hppa)
8019 disas_config "HPPA"
8020 ;;
8021 i386|x86_64|x32)
8022 disas_config "I386"
8023 ;;
8024 lm32)
8025 disas_config "LM32"
8026 ;;
8027 m68k)
8028 disas_config "M68K"
8029 ;;
8030 microblaze*)
8031 disas_config "MICROBLAZE"
8032 ;;
8033 mips*)
8034 disas_config "MIPS"
8035 if test -n "${cxx}"; then
8036 disas_config "NANOMIPS"
8037 fi
8038 ;;
8039 moxie*)
8040 disas_config "MOXIE"
8041 ;;
8042 nios2)
8043 disas_config "NIOS2"
8044 ;;
8045 or1k)
8046 disas_config "OPENRISC"
8047 ;;
8048 ppc*)
8049 disas_config "PPC"
8050 ;;
8051 riscv*)
8052 disas_config "RISCV"
8053 ;;
8054 rx)
8055 disas_config "RX"
8056 ;;
8057 s390*)
8058 disas_config "S390"
8059 ;;
8060 sh4)
8061 disas_config "SH4"
8062 ;;
8063 sparc*)
8064 disas_config "SPARC"
8065 ;;
8066 xtensa*)
8067 disas_config "XTENSA"
8068 ;;
8069 esac
8070 done
8071 if test "$tcg_interpreter" = "yes" ; then
8072 disas_config "TCI"
8073 fi
8074
8075 done # for target in $targets
8076
8077 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8078 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8079
8080 if [ "$fdt" = "git" ]; then
8081 subdirs="$subdirs dtc"
8082 fi
8083 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8084 subdirs="$subdirs capstone"
8085 fi
8086 echo "SUBDIRS=$subdirs" >> $config_host_mak
8087 if test -n "$LIBCAPSTONE"; then
8088 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8089 fi
8090
8091 if test "$numa" = "yes"; then
8092 echo "CONFIG_NUMA=y" >> $config_host_mak
8093 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
8094 fi
8095
8096 if test "$ccache_cpp2" = "yes"; then
8097 echo "export CCACHE_CPP2=y" >> $config_host_mak
8098 fi
8099
8100 if test "$safe_stack" = "yes"; then
8101 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
8102 fi
8103
8104 # If we're using a separate build tree, set it up now.
8105 # DIRS are directories which we simply mkdir in the build tree;
8106 # LINKS are things to symlink back into the source tree
8107 # (these can be both files and directories).
8108 # Caution: do not add files or directories here using wildcards. This
8109 # will result in problems later if a new file matching the wildcard is
8110 # added to the source tree -- nothing will cause configure to be rerun
8111 # so the build tree will be missing the link back to the new file, and
8112 # tests might fail. Prefer to keep the relevant files in their own
8113 # directory and symlink the directory instead.
8114 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8115 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8116 DIRS="$DIRS docs docs/interop fsdev scsi"
8117 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8118 DIRS="$DIRS roms/seabios"
8119 LINKS="Makefile"
8120 LINKS="$LINKS tests/tcg/lm32/Makefile"
8121 LINKS="$LINKS tests/tcg/Makefile.target"
8122 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8123 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8124 LINKS="$LINKS roms/seabios/Makefile"
8125 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8126 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8127 LINKS="$LINKS tests/acceptance tests/data"
8128 LINKS="$LINKS tests/qemu-iotests/check"
8129 LINKS="$LINKS python"
8130 for bios_file in \
8131 $source_path/pc-bios/*.bin \
8132 $source_path/pc-bios/*.lid \
8133 $source_path/pc-bios/*.rom \
8134 $source_path/pc-bios/*.dtb \
8135 $source_path/pc-bios/*.img \
8136 $source_path/pc-bios/openbios-* \
8137 $source_path/pc-bios/u-boot.* \
8138 $source_path/pc-bios/edk2-*.fd.bz2 \
8139 $source_path/pc-bios/palcode-*
8140 do
8141 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8142 done
8143 mkdir -p $DIRS
8144 for f in $LINKS ; do
8145 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8146 symlink "$source_path/$f" "$f"
8147 fi
8148 done
8149
8150 (for i in $cross_cc_vars; do
8151 export $i
8152 done
8153 export target_list source_path use_containers
8154 $source_path/tests/tcg/configure.sh)
8155
8156 # temporary config to build submodules
8157 for rom in seabios; do
8158 config_mak=roms/$rom/config.mak
8159 echo "# Automatically generated by configure - do not modify" > $config_mak
8160 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8161 echo "AS=$as" >> $config_mak
8162 echo "CCAS=$ccas" >> $config_mak
8163 echo "CC=$cc" >> $config_mak
8164 echo "BCC=bcc" >> $config_mak
8165 echo "CPP=$cpp" >> $config_mak
8166 echo "OBJCOPY=objcopy" >> $config_mak
8167 echo "IASL=$iasl" >> $config_mak
8168 echo "LD=$ld" >> $config_mak
8169 echo "RANLIB=$ranlib" >> $config_mak
8170 done
8171
8172 # set up qemu-iotests in this build directory
8173 iotests_common_env="tests/qemu-iotests/common.env"
8174
8175 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8176 echo >> "$iotests_common_env"
8177 echo "export PYTHON='$python'" >> "$iotests_common_env"
8178
8179 if test "$skip_meson" = no; then
8180 cross="config-meson.cross.new"
8181 meson_quote() {
8182 echo "['$(echo $* | sed "s/ /','/g")']"
8183 }
8184
8185 echo "# Automatically generated by configure - do not modify" > $cross
8186 echo "[properties]" >> $cross
8187 test -z "$cxx" && echo "link_language = 'c'" >> $cross
8188 echo "[binaries]" >> $cross
8189 echo "c = $(meson_quote $cc)" >> $cross
8190 test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
8191 echo "ar = $(meson_quote $ar)" >> $cross
8192 echo "nm = $(meson_quote $nm)" >> $cross
8193 echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
8194 echo "ranlib = $(meson_quote $ranlib)" >> $cross
8195 echo "strip = $(meson_quote $strip)" >> $cross
8196 echo "windres = $(meson_quote $windres)" >> $cross
8197 if test -n "$cross_prefix"; then
8198 cross_arg="--cross-file config-meson.cross"
8199 # Hack: Meson expects an absolute path for the *build* machine
8200 # for the prefix, so add a slash in front of a Windows path that
8201 # includes a drive letter.
8202 #
8203 # See https://github.com/mesonbuild/meson/issues/7577.
8204 echo "[host_machine]" >> $cross
8205 if test "$mingw32" = "yes" ; then
8206 echo "system = 'windows'" >> $cross
8207 case $prefix in
8208 ?:*) pre_prefix=/ ;;
8209 esac
8210 fi
8211 case "$ARCH" in
8212 i386|x86_64)
8213 echo "cpu_family = 'x86'" >> $cross
8214 ;;
8215 ppc64le)
8216 echo "cpu_family = 'ppc64'" >> $cross
8217 ;;
8218 *)
8219 echo "cpu_family = '$ARCH'" >> $cross
8220 ;;
8221 esac
8222 echo "cpu = '$cpu'" >> $cross
8223 if test "$bigendian" = "yes" ; then
8224 echo "endian = 'big'" >> $cross
8225 else
8226 echo "endian = 'little'" >> $cross
8227 fi
8228 else
8229 cross_arg="--native-file config-meson.cross"
8230 fi
8231 mv $cross config-meson.cross
8232
8233 rm -rf meson-private meson-info meson-logs
8234 NINJA=$PWD/ninjatool $meson setup \
8235 --prefix "${pre_prefix}$prefix" \
8236 --libdir "${pre_prefix}$libdir" \
8237 --libexecdir "${pre_prefix}$libexecdir" \
8238 --bindir "${pre_prefix}$bindir" \
8239 --includedir "${pre_prefix}$includedir" \
8240 --datadir "${pre_prefix}$datadir" \
8241 --mandir "${pre_prefix}$mandir" \
8242 --sysconfdir "${pre_prefix}$sysconfdir" \
8243 --localstatedir "${pre_prefix}$local_statedir" \
8244 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8245 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8246 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8247 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8248 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8249 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8250 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8251 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8252 -Dgettext=$gettext \
8253 $cross_arg \
8254 "$PWD" "$source_path"
8255
8256 if test "$?" -ne 0 ; then
8257 error_exit "meson setup failed"
8258 fi
8259 touch ninjatool.stamp
8260 fi
8261
8262 # Save the configure command line for later reuse.
8263 cat <<EOD >config.status
8264 #!/bin/sh
8265 # Generated by configure.
8266 # Run this file to recreate the current configuration.
8267 # Compiler output produced by configure, useful for debugging
8268 # configure, is in config.log if it exists.
8269 EOD
8270
8271 preserve_env() {
8272 envname=$1
8273
8274 eval envval=\$$envname
8275
8276 if test -n "$envval"
8277 then
8278 echo "$envname='$envval'" >> config.status
8279 echo "export $envname" >> config.status
8280 else
8281 echo "unset $envname" >> config.status
8282 fi
8283 }
8284
8285 # Preserve various env variables that influence what
8286 # features/build target configure will detect
8287 preserve_env AR
8288 preserve_env AS
8289 preserve_env CC
8290 preserve_env CPP
8291 preserve_env CXX
8292 preserve_env INSTALL
8293 preserve_env LD
8294 preserve_env LD_LIBRARY_PATH
8295 preserve_env LIBTOOL
8296 preserve_env MAKE
8297 preserve_env NM
8298 preserve_env OBJCOPY
8299 preserve_env PATH
8300 preserve_env PKG_CONFIG
8301 preserve_env PKG_CONFIG_LIBDIR
8302 preserve_env PKG_CONFIG_PATH
8303 preserve_env PYTHON
8304 preserve_env SDL2_CONFIG
8305 preserve_env SMBD
8306 preserve_env STRIP
8307 preserve_env WINDRES
8308
8309 printf "exec" >>config.status
8310 for i in "$0" "$@"; do
8311 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8312 done
8313 echo ' "$@"' >>config.status
8314 chmod +x config.status
8315
8316 rm -r "$TMPDIR1"
AR7 emulation for QEMU