tpm: Use TPMState as a common struct
[qemu/kevin.git] / configure
blobfab6281eb70c8461501570f9184d7d1dd604b0e6
1 #!/bin/sh
3 # qemu configure script (c) 2003 Fabrice Bellard
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
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
14 # Temporary directory used for files created while
15 # configure runs. Since it is in the build directory
16 # we can safely blow away any previous version of it
17 # (and we need not jump through hoops to try to delete
18 # it when configure exits.)
19 TMPDIR1="config-temp"
20 rm -rf "${TMPDIR1}"
21 mkdir -p "${TMPDIR1}"
22 if [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33 TMPTXT="${TMPDIR1}/${TMPB}.txt"
35 rm -f config.log
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
44 print_error() {
45 (echo
46 echo "ERROR: $1"
47 while test -n "$2"; do
48 echo " $2"
49 shift
50 done
51 echo) >&2
54 error_exit() {
55 print_error "$@"
56 exit 1
59 do_compiler() {
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
62 local compiler="$1"
63 shift
64 if test -n "$BASH_VERSION"; then eval '
65 echo >>config.log "
66 funcs: ${FUNCNAME[*]}
67 lines: ${BASH_LINENO[*]}"
68 '; fi
69 echo $compiler "$@" >> config.log
70 $compiler "$@" >> config.log 2>&1 || return $?
71 # Test passed. If this is an --enable-werror build, rerun
72 # the test with -Werror and bail out if it fails. This
73 # makes warning-generating-errors in configure test code
74 # obvious to developers.
75 if test "$werror" != "yes"; then
76 return 0
78 # Don't bother rerunning the compile if we were already using -Werror
79 case "$*" in
80 *-Werror*)
81 return 0
83 esac
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
92 do_cc() {
93 do_compiler "$cc" "$@"
96 do_cxx() {
97 do_compiler "$cxx" "$@"
100 update_cxxflags() {
101 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
102 # options which some versions of GCC's C++ compiler complain about
103 # because they only make sense for C programs.
104 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
106 for arg in $QEMU_CFLAGS; do
107 case $arg in
108 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
109 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
111 -std=gnu99)
112 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
115 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
117 esac
118 done
121 compile_object() {
122 local_cflags="$1"
123 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
126 compile_prog() {
127 local_cflags="$1"
128 local_ldflags="$2"
129 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
132 # symbolically link $1 to $2. Portable version of "ln -sf".
133 symlink() {
134 rm -rf "$2"
135 mkdir -p "$(dirname "$2")"
136 ln -s "$1" "$2"
139 # check whether a command is available to this shell (may be either an
140 # executable or a builtin)
141 has() {
142 type "$1" >/dev/null 2>&1
145 # search for an executable in PATH
146 path_of() {
147 local_command="$1"
148 local_ifs="$IFS"
149 local_dir=""
151 # pathname has a dir component?
152 if [ "${local_command#*/}" != "$local_command" ]; then
153 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
154 echo "$local_command"
155 return 0
158 if [ -z "$local_command" ]; then
159 return 1
162 IFS=:
163 for local_dir in $PATH; do
164 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
165 echo "$local_dir/$local_command"
166 IFS="${local_ifs:-$(printf ' \t\n')}"
167 return 0
169 done
170 # not found
171 IFS="${local_ifs:-$(printf ' \t\n')}"
172 return 1
175 have_backend () {
176 echo "$trace_backends" | grep "$1" >/dev/null
179 glob() {
180 eval test -z '"${1#'"$2"'}"'
183 supported_hax_target() {
184 test "$hax" = "yes" || return 1
185 glob "$1" "*-softmmu" || return 1
186 case "${1%-softmmu}" in
187 i386|x86_64)
188 return 0
190 esac
191 return 1
194 supported_kvm_target() {
195 test "$kvm" = "yes" || return 1
196 glob "$1" "*-softmmu" || return 1
197 case "${1%-softmmu}:$cpu" in
198 arm:arm | aarch64:aarch64 | \
199 i386:i386 | i386:x86_64 | i386:x32 | \
200 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
201 mips:mips | mipsel:mips | \
202 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
203 s390x:s390x)
204 return 0
206 esac
207 return 1
210 supported_xen_target() {
211 test "$xen" = "yes" || return 1
212 glob "$1" "*-softmmu" || return 1
213 # Only i386 and x86_64 provide the xenpv machine.
214 case "${1%-softmmu}" in
215 i386|x86_64)
216 return 0
218 esac
219 return 1
222 supported_hvf_target() {
223 test "$hvf" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 x86_64)
227 return 0
229 esac
230 return 1
233 supported_whpx_target() {
234 test "$whpx" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}" in
237 i386|x86_64)
238 return 0
240 esac
241 return 1
244 supported_target() {
245 case "$1" in
246 *-softmmu)
248 *-linux-user)
249 if test "$linux" != "yes"; then
250 print_error "Target '$target' is only available on a Linux host"
251 return 1
254 *-bsd-user)
255 if test "$bsd" != "yes"; then
256 print_error "Target '$target' is only available on a BSD host"
257 return 1
261 print_error "Invalid target name '$target'"
262 return 1
264 esac
265 test "$tcg" = "yes" && return 0
266 supported_kvm_target "$1" && return 0
267 supported_xen_target "$1" && return 0
268 supported_hax_target "$1" && return 0
269 supported_hvf_target "$1" && return 0
270 supported_whpx_target "$1" && return 0
271 print_error "TCG disabled, but hardware accelerator not available for '$target'"
272 return 1
276 ld_has() {
277 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
280 # make source path absolute
281 source_path=$(cd "$(dirname -- "$0")"; pwd)
283 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
284 then
285 error_exit "main directory cannot contain spaces nor colons"
288 # default parameters
289 cpu=""
290 iasl="iasl"
291 interp_prefix="/usr/gnemul/qemu-%M"
292 static="no"
293 cross_prefix=""
294 audio_drv_list=""
295 block_drv_rw_whitelist=""
296 block_drv_ro_whitelist=""
297 host_cc="cc"
298 libs_cpu=""
299 libs_softmmu=""
300 libs_tools=""
301 audio_win_int=""
302 libs_qga=""
303 debug_info="yes"
304 stack_protector=""
305 use_containers="yes"
307 if test -e "$source_path/.git"
308 then
309 git_update=yes
310 git_submodules="ui/keycodemapdb"
311 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
312 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
313 else
314 git_update=no
315 git_submodules=""
317 if ! test -f "$source_path/ui/keycodemapdb/README"
318 then
319 echo
320 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
321 echo
322 echo "This is not a GIT checkout but module content appears to"
323 echo "be missing. Do not use 'git archive' or GitHub download links"
324 echo "to acquire QEMU source archives. Non-GIT builds are only"
325 echo "supported with source archives linked from:"
326 echo
327 echo " https://www.qemu.org/download/#source"
328 echo
329 echo "Developers working with GIT can use scripts/archive-source.sh"
330 echo "if they need to create valid source archives."
331 echo
332 exit 1
335 git="git"
337 # Don't accept a target_list environment variable.
338 unset target_list
339 unset target_list_exclude
341 # Default value for a variable defining feature "foo".
342 # * foo="no" feature will only be used if --enable-foo arg is given
343 # * foo="" feature will be searched for, and if found, will be used
344 # unless --disable-foo is given
345 # * foo="yes" this value will only be set by --enable-foo flag.
346 # feature will searched for,
347 # if not found, configure exits with error
349 # Always add --enable-foo and --disable-foo command line args.
350 # Distributions want to ensure that several features are compiled in, and it
351 # is impossible without a --enable-foo that exits if a feature is not found.
353 brlapi=""
354 curl=""
355 curses=""
356 docs=""
357 fdt=""
358 netmap="no"
359 sdl=""
360 sdl_image=""
361 virtfs=""
362 mpath=""
363 vnc="yes"
364 sparse="no"
365 vde=""
366 vnc_sasl=""
367 vnc_jpeg=""
368 vnc_png=""
369 xkbcommon=""
370 xen=""
371 xen_ctrl_version=""
372 xen_pci_passthrough=""
373 linux_aio=""
374 linux_io_uring=""
375 cap_ng=""
376 attr=""
377 libattr=""
378 xfs=""
379 tcg="yes"
380 membarrier=""
381 vhost_net=""
382 vhost_crypto=""
383 vhost_scsi=""
384 vhost_vsock=""
385 vhost_user=""
386 vhost_user_fs=""
387 kvm="no"
388 hax="no"
389 hvf="no"
390 whpx="no"
391 rdma=""
392 pvrdma=""
393 gprof="no"
394 debug_tcg="no"
395 debug="no"
396 sanitizers="no"
397 fortify_source=""
398 strip_opt="yes"
399 tcg_interpreter="no"
400 bigendian="no"
401 mingw32="no"
402 gcov="no"
403 gcov_tool="gcov"
404 EXESUF=""
405 DSOSUF=".so"
406 LDFLAGS_SHARED="-shared"
407 modules="no"
408 prefix="/usr/local"
409 mandir="\${prefix}/share/man"
410 datadir="\${prefix}/share"
411 firmwarepath="\${prefix}/share/qemu-firmware"
412 qemu_docdir="\${prefix}/share/doc/qemu"
413 bindir="\${prefix}/bin"
414 libdir="\${prefix}/lib"
415 libexecdir="\${prefix}/libexec"
416 includedir="\${prefix}/include"
417 sysconfdir="\${prefix}/etc"
418 local_statedir="\${prefix}/var"
419 confsuffix="/qemu"
420 slirp=""
421 oss_lib=""
422 bsd="no"
423 linux="no"
424 solaris="no"
425 profiler="no"
426 cocoa="no"
427 softmmu="yes"
428 linux_user="no"
429 bsd_user="no"
430 blobs="yes"
431 edk2_blobs="no"
432 pkgversion=""
433 pie=""
434 qom_cast_debug="yes"
435 trace_backends="log"
436 trace_file="trace"
437 spice=""
438 rbd=""
439 smartcard=""
440 libusb=""
441 usb_redir=""
442 opengl=""
443 opengl_dmabuf="no"
444 cpuid_h="no"
445 avx2_opt=""
446 zlib="yes"
447 capstone=""
448 lzo=""
449 snappy=""
450 bzip2=""
451 lzfse=""
452 zstd=""
453 guest_agent=""
454 guest_agent_with_vss="no"
455 guest_agent_ntddscsi="no"
456 guest_agent_msi=""
457 vss_win32_sdk=""
458 win_sdk="no"
459 want_tools=""
460 libiscsi=""
461 libnfs=""
462 coroutine=""
463 coroutine_pool=""
464 debug_stack_usage="no"
465 crypto_afalg="no"
466 seccomp=""
467 glusterfs=""
468 glusterfs_xlator_opt="no"
469 glusterfs_discard="no"
470 glusterfs_fallocate="no"
471 glusterfs_zerofill="no"
472 glusterfs_ftruncate_has_stat="no"
473 glusterfs_iocb_has_stat="no"
474 gtk=""
475 gtk_gl="no"
476 tls_priority="NORMAL"
477 gnutls=""
478 nettle=""
479 nettle_xts="no"
480 gcrypt=""
481 gcrypt_hmac="no"
482 gcrypt_xts="no"
483 qemu_private_xts="yes"
484 auth_pam=""
485 vte=""
486 virglrenderer=""
487 tpm=""
488 libssh=""
489 live_block_migration="yes"
490 numa=""
491 tcmalloc="no"
492 jemalloc="no"
493 replication="yes"
494 vxhs=""
495 bochs="yes"
496 cloop="yes"
497 dmg="yes"
498 qcow1="yes"
499 vdi="yes"
500 vvfat="yes"
501 qed="yes"
502 parallels="yes"
503 sheepdog="yes"
504 libxml2=""
505 debug_mutex="no"
506 libpmem=""
507 default_devices="yes"
508 plugins="no"
509 fuzzing="no"
511 supported_cpu="no"
512 supported_os="no"
513 bogus_os="no"
514 malloc_trim=""
516 # parse CC options first
517 for opt do
518 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
519 case "$opt" in
520 --cross-prefix=*) cross_prefix="$optarg"
522 --cc=*) CC="$optarg"
524 --cxx=*) CXX="$optarg"
526 --cpu=*) cpu="$optarg"
528 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
529 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
531 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
533 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
534 EXTRA_LDFLAGS="$optarg"
536 --enable-debug-info) debug_info="yes"
538 --disable-debug-info) debug_info="no"
540 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
542 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
543 eval "cross_cc_cflags_${cc_arch}=\$optarg"
544 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
546 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
547 cc_archs="$cc_archs $cc_arch"
548 eval "cross_cc_${cc_arch}=\$optarg"
549 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
551 esac
552 done
553 # OS specific
554 # Using uname is really, really broken. Once we have the right set of checks
555 # we can eliminate its usage altogether.
557 # Preferred compiler:
558 # ${CC} (if set)
559 # ${cross_prefix}gcc (if cross-prefix specified)
560 # system compiler
561 if test -z "${CC}${cross_prefix}"; then
562 cc="$host_cc"
563 else
564 cc="${CC-${cross_prefix}gcc}"
567 if test -z "${CXX}${cross_prefix}"; then
568 cxx="c++"
569 else
570 cxx="${CXX-${cross_prefix}g++}"
573 ar="${AR-${cross_prefix}ar}"
574 as="${AS-${cross_prefix}as}"
575 ccas="${CCAS-$cc}"
576 cpp="${CPP-$cc -E}"
577 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
578 ld="${LD-${cross_prefix}ld}"
579 ranlib="${RANLIB-${cross_prefix}ranlib}"
580 nm="${NM-${cross_prefix}nm}"
581 strip="${STRIP-${cross_prefix}strip}"
582 windres="${WINDRES-${cross_prefix}windres}"
583 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
584 query_pkg_config() {
585 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
587 pkg_config=query_pkg_config
588 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
590 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
591 ARFLAGS="${ARFLAGS-rv}"
593 # default flags for all hosts
594 # We use -fwrapv to tell the compiler that we require a C dialect where
595 # left shift of signed integers is well defined and has the expected
596 # 2s-complement style results. (Both clang and gcc agree that it
597 # provides these semantics.)
598 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
599 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
600 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
601 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
602 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
603 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
604 if test "$debug_info" = "yes"; then
605 CFLAGS="-g $CFLAGS"
608 # running configure in the source tree?
609 # we know that's the case if configure is there.
610 if test -f "./configure"; then
611 pwd_is_source_path="y"
612 else
613 pwd_is_source_path="n"
616 check_define() {
617 cat > $TMPC <<EOF
618 #if !defined($1)
619 #error $1 not defined
620 #endif
621 int main(void) { return 0; }
623 compile_object
626 check_include() {
627 cat > $TMPC <<EOF
628 #include <$1>
629 int main(void) { return 0; }
631 compile_object
634 write_c_skeleton() {
635 cat > $TMPC <<EOF
636 int main(void) { return 0; }
640 write_c_fuzzer_skeleton() {
641 cat > $TMPC <<EOF
642 #include <stdint.h>
643 #include <sys/types.h>
644 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
645 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
649 if check_define __linux__ ; then
650 targetos="Linux"
651 elif check_define _WIN32 ; then
652 targetos='MINGW32'
653 elif check_define __OpenBSD__ ; then
654 targetos='OpenBSD'
655 elif check_define __sun__ ; then
656 targetos='SunOS'
657 elif check_define __HAIKU__ ; then
658 targetos='Haiku'
659 elif check_define __FreeBSD__ ; then
660 targetos='FreeBSD'
661 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
662 targetos='GNU/kFreeBSD'
663 elif check_define __DragonFly__ ; then
664 targetos='DragonFly'
665 elif check_define __NetBSD__; then
666 targetos='NetBSD'
667 elif check_define __APPLE__; then
668 targetos='Darwin'
669 else
670 # This is a fatal error, but don't report it yet, because we
671 # might be going to just print the --help text, or it might
672 # be the result of a missing compiler.
673 targetos='bogus'
674 bogus_os='yes'
677 # Some host OSes need non-standard checks for which CPU to use.
678 # Note that these checks are broken for cross-compilation: if you're
679 # cross-compiling to one of these OSes then you'll need to specify
680 # the correct CPU with the --cpu option.
681 case $targetos in
682 Darwin)
683 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
684 # run 64-bit userspace code.
685 # If the user didn't specify a CPU explicitly and the kernel says this is
686 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
687 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
688 cpu="x86_64"
691 SunOS)
692 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
693 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
694 cpu="x86_64"
696 esac
698 if test ! -z "$cpu" ; then
699 # command line argument
701 elif check_define __i386__ ; then
702 cpu="i386"
703 elif check_define __x86_64__ ; then
704 if check_define __ILP32__ ; then
705 cpu="x32"
706 else
707 cpu="x86_64"
709 elif check_define __sparc__ ; then
710 if check_define __arch64__ ; then
711 cpu="sparc64"
712 else
713 cpu="sparc"
715 elif check_define _ARCH_PPC ; then
716 if check_define _ARCH_PPC64 ; then
717 if check_define _LITTLE_ENDIAN ; then
718 cpu="ppc64le"
719 else
720 cpu="ppc64"
722 else
723 cpu="ppc"
725 elif check_define __mips__ ; then
726 cpu="mips"
727 elif check_define __s390__ ; then
728 if check_define __s390x__ ; then
729 cpu="s390x"
730 else
731 cpu="s390"
733 elif check_define __riscv ; then
734 if check_define _LP64 ; then
735 cpu="riscv64"
736 else
737 cpu="riscv32"
739 elif check_define __arm__ ; then
740 cpu="arm"
741 elif check_define __aarch64__ ; then
742 cpu="aarch64"
743 else
744 cpu=$(uname -m)
747 ARCH=
748 # Normalise host CPU name and set ARCH.
749 # Note that this case should only have supported host CPUs, not guests.
750 case "$cpu" in
751 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
752 supported_cpu="yes"
754 ppc64le)
755 ARCH="ppc64"
756 supported_cpu="yes"
758 i386|i486|i586|i686|i86pc|BePC)
759 cpu="i386"
760 supported_cpu="yes"
762 x86_64|amd64)
763 cpu="x86_64"
764 supported_cpu="yes"
766 armv*b|armv*l|arm)
767 cpu="arm"
768 supported_cpu="yes"
770 aarch64)
771 cpu="aarch64"
772 supported_cpu="yes"
774 mips*)
775 cpu="mips"
776 supported_cpu="yes"
778 sparc|sun4[cdmuv])
779 cpu="sparc"
780 supported_cpu="yes"
783 # This will result in either an error or falling back to TCI later
784 ARCH=unknown
786 esac
787 if test -z "$ARCH"; then
788 ARCH="$cpu"
791 # OS specific
793 # host *BSD for user mode
794 HOST_VARIANT_DIR=""
796 case $targetos in
797 MINGW32*)
798 mingw32="yes"
799 hax="yes"
800 vhost_user="no"
801 audio_possible_drivers="dsound sdl"
802 if check_include dsound.h; then
803 audio_drv_list="dsound"
804 else
805 audio_drv_list=""
807 supported_os="yes"
809 GNU/kFreeBSD)
810 bsd="yes"
811 audio_drv_list="oss try-sdl"
812 audio_possible_drivers="oss sdl pa"
814 FreeBSD)
815 bsd="yes"
816 make="${MAKE-gmake}"
817 audio_drv_list="oss try-sdl"
818 audio_possible_drivers="oss sdl pa"
819 # needed for kinfo_getvmmap(3) in libutil.h
820 LIBS="-lutil $LIBS"
821 # needed for kinfo_getproc
822 libs_qga="-lutil $libs_qga"
823 netmap="" # enable netmap autodetect
824 HOST_VARIANT_DIR="freebsd"
825 supported_os="yes"
827 DragonFly)
828 bsd="yes"
829 make="${MAKE-gmake}"
830 audio_drv_list="oss try-sdl"
831 audio_possible_drivers="oss sdl pa"
832 HOST_VARIANT_DIR="dragonfly"
834 NetBSD)
835 bsd="yes"
836 hax="yes"
837 make="${MAKE-gmake}"
838 audio_drv_list="oss try-sdl"
839 audio_possible_drivers="oss sdl"
840 oss_lib="-lossaudio"
841 HOST_VARIANT_DIR="netbsd"
842 supported_os="yes"
844 OpenBSD)
845 bsd="yes"
846 make="${MAKE-gmake}"
847 audio_drv_list="try-sdl"
848 audio_possible_drivers="sdl"
849 HOST_VARIANT_DIR="openbsd"
850 supported_os="yes"
852 Darwin)
853 bsd="yes"
854 darwin="yes"
855 hax="yes"
856 hvf="yes"
857 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
858 if [ "$cpu" = "x86_64" ] ; then
859 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
860 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
862 cocoa="yes"
863 audio_drv_list="coreaudio try-sdl"
864 audio_possible_drivers="coreaudio sdl"
865 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
866 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
867 # Disable attempts to use ObjectiveC features in os/object.h since they
868 # won't work when we're compiling with gcc as a C compiler.
869 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
870 HOST_VARIANT_DIR="darwin"
871 supported_os="yes"
873 SunOS)
874 solaris="yes"
875 make="${MAKE-gmake}"
876 install="${INSTALL-ginstall}"
877 smbd="${SMBD-/usr/sfw/sbin/smbd}"
878 if test -f /usr/include/sys/soundcard.h ; then
879 audio_drv_list="oss try-sdl"
881 audio_possible_drivers="oss sdl"
882 # needed for CMSG_ macros in sys/socket.h
883 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
884 # needed for TIOCWIN* defines in termios.h
885 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
886 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
887 solarisnetlibs="-lsocket -lnsl -lresolv"
888 LIBS="$solarisnetlibs $LIBS"
889 libs_qga="$solarisnetlibs $libs_qga"
891 Haiku)
892 haiku="yes"
893 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
894 LIBS="-lposix_error_mapper -lnetwork $LIBS"
896 Linux)
897 audio_drv_list="try-pa oss"
898 audio_possible_drivers="oss alsa sdl pa"
899 linux="yes"
900 linux_user="yes"
901 kvm="yes"
902 QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
903 supported_os="yes"
904 libudev="yes"
906 esac
908 if [ "$bsd" = "yes" ] ; then
909 if [ "$darwin" != "yes" ] ; then
910 bsd_user="yes"
914 : ${make=${MAKE-make}}
915 : ${install=${INSTALL-install}}
916 # We prefer python 3.x. A bare 'python' is traditionally
917 # python 2.x, but some distros have it as python 3.x, so
918 # we check that too
919 python=
920 for binary in "${PYTHON-python3}" python
922 if has "$binary"
923 then
924 python=$(command -v "$binary")
925 break
927 done
929 sphinx_build=
930 for binary in sphinx-build-3 sphinx-build
932 if has "$binary"
933 then
934 sphinx_build=$(command -v "$binary")
935 break
937 done
939 # Check for ancillary tools used in testing
940 genisoimage=
941 for binary in genisoimage
943 if has $binary
944 then
945 genisoimage=$(command -v "$binary")
946 break
948 done
950 : ${smbd=${SMBD-/usr/sbin/smbd}}
952 # Default objcc to clang if available, otherwise use CC
953 if has clang; then
954 objcc=clang
955 else
956 objcc="$cc"
959 if test "$mingw32" = "yes" ; then
960 EXESUF=".exe"
961 DSOSUF=".dll"
962 # MinGW needs -mthreads for TLS and macro _MT.
963 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
964 LIBS="-lwinmm -lws2_32 $LIBS"
965 write_c_skeleton;
966 if compile_prog "" "-liberty" ; then
967 LIBS="-liberty $LIBS"
969 prefix="c:/Program Files/QEMU"
970 mandir="\${prefix}"
971 datadir="\${prefix}"
972 qemu_docdir="\${prefix}"
973 bindir="\${prefix}"
974 sysconfdir="\${prefix}"
975 local_statedir=
976 confsuffix=""
977 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
980 werror=""
982 for opt do
983 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
984 case "$opt" in
985 --help|-h) show_help=yes
987 --version|-V) exec cat $source_path/VERSION
989 --prefix=*) prefix="$optarg"
991 --interp-prefix=*) interp_prefix="$optarg"
993 --cross-prefix=*)
995 --cc=*)
997 --host-cc=*) host_cc="$optarg"
999 --cxx=*)
1001 --iasl=*) iasl="$optarg"
1003 --objcc=*) objcc="$optarg"
1005 --make=*) make="$optarg"
1007 --install=*) install="$optarg"
1009 --python=*) python="$optarg"
1011 --sphinx-build=*) sphinx_build="$optarg"
1013 --gcov=*) gcov_tool="$optarg"
1015 --smbd=*) smbd="$optarg"
1017 --extra-cflags=*)
1019 --extra-cxxflags=*)
1021 --extra-ldflags=*)
1023 --enable-debug-info)
1025 --disable-debug-info)
1027 --cross-cc-*)
1029 --enable-modules)
1030 modules="yes"
1032 --disable-modules)
1033 modules="no"
1035 --cpu=*)
1037 --target-list=*) target_list="$optarg"
1038 if test "$target_list_exclude"; then
1039 error_exit "Can't mix --target-list with --target-list-exclude"
1042 --target-list-exclude=*) target_list_exclude="$optarg"
1043 if test "$target_list"; then
1044 error_exit "Can't mix --target-list-exclude with --target-list"
1047 --enable-trace-backends=*) trace_backends="$optarg"
1049 # XXX: backwards compatibility
1050 --enable-trace-backend=*) trace_backends="$optarg"
1052 --with-trace-file=*) trace_file="$optarg"
1054 --with-default-devices) default_devices="yes"
1056 --without-default-devices) default_devices="no"
1058 --enable-gprof) gprof="yes"
1060 --enable-gcov) gcov="yes"
1062 --static)
1063 static="yes"
1064 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
1065 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1067 --mandir=*) mandir="$optarg"
1069 --bindir=*) bindir="$optarg"
1071 --libdir=*) libdir="$optarg"
1073 --libexecdir=*) libexecdir="$optarg"
1075 --includedir=*) includedir="$optarg"
1077 --datadir=*) datadir="$optarg"
1079 --with-confsuffix=*) confsuffix="$optarg"
1081 --docdir=*) qemu_docdir="$optarg"
1083 --sysconfdir=*) sysconfdir="$optarg"
1085 --localstatedir=*) local_statedir="$optarg"
1087 --firmwarepath=*) firmwarepath="$optarg"
1089 --host=*|--build=*|\
1090 --disable-dependency-tracking|\
1091 --sbindir=*|--sharedstatedir=*|\
1092 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1093 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1094 # These switches are silently ignored, for compatibility with
1095 # autoconf-generated configure scripts. This allows QEMU's
1096 # configure to be used by RPM and similar macros that set
1097 # lots of directory switches by default.
1099 --disable-sdl) sdl="no"
1101 --enable-sdl) sdl="yes"
1103 --disable-sdl-image) sdl_image="no"
1105 --enable-sdl-image) sdl_image="yes"
1107 --disable-qom-cast-debug) qom_cast_debug="no"
1109 --enable-qom-cast-debug) qom_cast_debug="yes"
1111 --disable-virtfs) virtfs="no"
1113 --enable-virtfs) virtfs="yes"
1115 --disable-mpath) mpath="no"
1117 --enable-mpath) mpath="yes"
1119 --disable-vnc) vnc="no"
1121 --enable-vnc) vnc="yes"
1123 --oss-lib=*) oss_lib="$optarg"
1125 --audio-drv-list=*) audio_drv_list="$optarg"
1127 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1129 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1131 --enable-debug-tcg) debug_tcg="yes"
1133 --disable-debug-tcg) debug_tcg="no"
1135 --enable-debug)
1136 # Enable debugging options that aren't excessively noisy
1137 debug_tcg="yes"
1138 debug_mutex="yes"
1139 debug="yes"
1140 strip_opt="no"
1141 fortify_source="no"
1143 --enable-sanitizers) sanitizers="yes"
1145 --disable-sanitizers) sanitizers="no"
1147 --enable-sparse) sparse="yes"
1149 --disable-sparse) sparse="no"
1151 --disable-strip) strip_opt="no"
1153 --disable-vnc-sasl) vnc_sasl="no"
1155 --enable-vnc-sasl) vnc_sasl="yes"
1157 --disable-vnc-jpeg) vnc_jpeg="no"
1159 --enable-vnc-jpeg) vnc_jpeg="yes"
1161 --disable-vnc-png) vnc_png="no"
1163 --enable-vnc-png) vnc_png="yes"
1165 --disable-slirp) slirp="no"
1167 --enable-slirp=git) slirp="git"
1169 --enable-slirp=system) slirp="system"
1171 --disable-vde) vde="no"
1173 --enable-vde) vde="yes"
1175 --disable-netmap) netmap="no"
1177 --enable-netmap) netmap="yes"
1179 --disable-xen) xen="no"
1181 --enable-xen) xen="yes"
1183 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1185 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1187 --disable-brlapi) brlapi="no"
1189 --enable-brlapi) brlapi="yes"
1191 --disable-kvm) kvm="no"
1193 --enable-kvm) kvm="yes"
1195 --disable-hax) hax="no"
1197 --enable-hax) hax="yes"
1199 --disable-hvf) hvf="no"
1201 --enable-hvf) hvf="yes"
1203 --disable-whpx) whpx="no"
1205 --enable-whpx) whpx="yes"
1207 --disable-tcg-interpreter) tcg_interpreter="no"
1209 --enable-tcg-interpreter) tcg_interpreter="yes"
1211 --disable-cap-ng) cap_ng="no"
1213 --enable-cap-ng) cap_ng="yes"
1215 --disable-tcg) tcg="no"
1217 --enable-tcg) tcg="yes"
1219 --disable-malloc-trim) malloc_trim="no"
1221 --enable-malloc-trim) malloc_trim="yes"
1223 --disable-spice) spice="no"
1225 --enable-spice) spice="yes"
1227 --disable-libiscsi) libiscsi="no"
1229 --enable-libiscsi) libiscsi="yes"
1231 --disable-libnfs) libnfs="no"
1233 --enable-libnfs) libnfs="yes"
1235 --enable-profiler) profiler="yes"
1237 --disable-cocoa) cocoa="no"
1239 --enable-cocoa)
1240 cocoa="yes" ;
1241 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1243 --disable-system) softmmu="no"
1245 --enable-system) softmmu="yes"
1247 --disable-user)
1248 linux_user="no" ;
1249 bsd_user="no" ;
1251 --enable-user) ;;
1252 --disable-linux-user) linux_user="no"
1254 --enable-linux-user) linux_user="yes"
1256 --disable-bsd-user) bsd_user="no"
1258 --enable-bsd-user) bsd_user="yes"
1260 --enable-pie) pie="yes"
1262 --disable-pie) pie="no"
1264 --enable-werror) werror="yes"
1266 --disable-werror) werror="no"
1268 --enable-stack-protector) stack_protector="yes"
1270 --disable-stack-protector) stack_protector="no"
1272 --disable-curses) curses="no"
1274 --enable-curses) curses="yes"
1276 --disable-iconv) iconv="no"
1278 --enable-iconv) iconv="yes"
1280 --disable-curl) curl="no"
1282 --enable-curl) curl="yes"
1284 --disable-fdt) fdt="no"
1286 --enable-fdt) fdt="yes"
1288 --disable-linux-aio) linux_aio="no"
1290 --enable-linux-aio) linux_aio="yes"
1292 --disable-linux-io-uring) linux_io_uring="no"
1294 --enable-linux-io-uring) linux_io_uring="yes"
1296 --disable-attr) attr="no"
1298 --enable-attr) attr="yes"
1300 --disable-membarrier) membarrier="no"
1302 --enable-membarrier) membarrier="yes"
1304 --disable-blobs) blobs="no"
1306 --with-pkgversion=*) pkgversion="$optarg"
1308 --with-coroutine=*) coroutine="$optarg"
1310 --disable-coroutine-pool) coroutine_pool="no"
1312 --enable-coroutine-pool) coroutine_pool="yes"
1314 --enable-debug-stack-usage) debug_stack_usage="yes"
1316 --enable-crypto-afalg) crypto_afalg="yes"
1318 --disable-crypto-afalg) crypto_afalg="no"
1320 --disable-docs) docs="no"
1322 --enable-docs) docs="yes"
1324 --disable-vhost-net) vhost_net="no"
1326 --enable-vhost-net) vhost_net="yes"
1328 --disable-vhost-crypto) vhost_crypto="no"
1330 --enable-vhost-crypto) vhost_crypto="yes"
1332 --disable-vhost-scsi) vhost_scsi="no"
1334 --enable-vhost-scsi) vhost_scsi="yes"
1336 --disable-vhost-vsock) vhost_vsock="no"
1338 --enable-vhost-vsock) vhost_vsock="yes"
1340 --disable-vhost-user-fs) vhost_user_fs="no"
1342 --enable-vhost-user-fs) vhost_user_fs="yes"
1344 --disable-opengl) opengl="no"
1346 --enable-opengl) opengl="yes"
1348 --disable-rbd) rbd="no"
1350 --enable-rbd) rbd="yes"
1352 --disable-xfsctl) xfs="no"
1354 --enable-xfsctl) xfs="yes"
1356 --disable-smartcard) smartcard="no"
1358 --enable-smartcard) smartcard="yes"
1360 --disable-libusb) libusb="no"
1362 --enable-libusb) libusb="yes"
1364 --disable-usb-redir) usb_redir="no"
1366 --enable-usb-redir) usb_redir="yes"
1368 --disable-zlib-test) zlib="no"
1370 --disable-lzo) lzo="no"
1372 --enable-lzo) lzo="yes"
1374 --disable-snappy) snappy="no"
1376 --enable-snappy) snappy="yes"
1378 --disable-bzip2) bzip2="no"
1380 --enable-bzip2) bzip2="yes"
1382 --enable-lzfse) lzfse="yes"
1384 --disable-lzfse) lzfse="no"
1386 --disable-zstd) zstd="no"
1388 --enable-zstd) zstd="yes"
1390 --enable-guest-agent) guest_agent="yes"
1392 --disable-guest-agent) guest_agent="no"
1394 --enable-guest-agent-msi) guest_agent_msi="yes"
1396 --disable-guest-agent-msi) guest_agent_msi="no"
1398 --with-vss-sdk) vss_win32_sdk=""
1400 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1402 --without-vss-sdk) vss_win32_sdk="no"
1404 --with-win-sdk) win_sdk=""
1406 --with-win-sdk=*) win_sdk="$optarg"
1408 --without-win-sdk) win_sdk="no"
1410 --enable-tools) want_tools="yes"
1412 --disable-tools) want_tools="no"
1414 --enable-seccomp) seccomp="yes"
1416 --disable-seccomp) seccomp="no"
1418 --disable-glusterfs) glusterfs="no"
1420 --disable-avx2) avx2_opt="no"
1422 --enable-avx2) avx2_opt="yes"
1424 --enable-glusterfs) glusterfs="yes"
1426 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1427 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1429 --enable-vhdx|--disable-vhdx)
1430 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1432 --enable-uuid|--disable-uuid)
1433 echo "$0: $opt is obsolete, UUID support is always built" >&2
1435 --disable-gtk) gtk="no"
1437 --enable-gtk) gtk="yes"
1439 --tls-priority=*) tls_priority="$optarg"
1441 --disable-gnutls) gnutls="no"
1443 --enable-gnutls) gnutls="yes"
1445 --disable-nettle) nettle="no"
1447 --enable-nettle) nettle="yes"
1449 --disable-gcrypt) gcrypt="no"
1451 --enable-gcrypt) gcrypt="yes"
1453 --disable-auth-pam) auth_pam="no"
1455 --enable-auth-pam) auth_pam="yes"
1457 --enable-rdma) rdma="yes"
1459 --disable-rdma) rdma="no"
1461 --enable-pvrdma) pvrdma="yes"
1463 --disable-pvrdma) pvrdma="no"
1465 --disable-vte) vte="no"
1467 --enable-vte) vte="yes"
1469 --disable-virglrenderer) virglrenderer="no"
1471 --enable-virglrenderer) virglrenderer="yes"
1473 --disable-tpm) tpm="no"
1475 --enable-tpm) tpm="yes"
1477 --disable-libssh) libssh="no"
1479 --enable-libssh) libssh="yes"
1481 --disable-live-block-migration) live_block_migration="no"
1483 --enable-live-block-migration) live_block_migration="yes"
1485 --disable-numa) numa="no"
1487 --enable-numa) numa="yes"
1489 --disable-libxml2) libxml2="no"
1491 --enable-libxml2) libxml2="yes"
1493 --disable-tcmalloc) tcmalloc="no"
1495 --enable-tcmalloc) tcmalloc="yes"
1497 --disable-jemalloc) jemalloc="no"
1499 --enable-jemalloc) jemalloc="yes"
1501 --disable-replication) replication="no"
1503 --enable-replication) replication="yes"
1505 --disable-vxhs) vxhs="no"
1507 --enable-vxhs) vxhs="yes"
1509 --disable-bochs) bochs="no"
1511 --enable-bochs) bochs="yes"
1513 --disable-cloop) cloop="no"
1515 --enable-cloop) cloop="yes"
1517 --disable-dmg) dmg="no"
1519 --enable-dmg) dmg="yes"
1521 --disable-qcow1) qcow1="no"
1523 --enable-qcow1) qcow1="yes"
1525 --disable-vdi) vdi="no"
1527 --enable-vdi) vdi="yes"
1529 --disable-vvfat) vvfat="no"
1531 --enable-vvfat) vvfat="yes"
1533 --disable-qed) qed="no"
1535 --enable-qed) qed="yes"
1537 --disable-parallels) parallels="no"
1539 --enable-parallels) parallels="yes"
1541 --disable-sheepdog) sheepdog="no"
1543 --enable-sheepdog) sheepdog="yes"
1545 --disable-vhost-user) vhost_user="no"
1547 --enable-vhost-user) vhost_user="yes"
1549 --disable-vhost-kernel) vhost_kernel="no"
1551 --enable-vhost-kernel) vhost_kernel="yes"
1553 --disable-capstone) capstone="no"
1555 --enable-capstone) capstone="yes"
1557 --enable-capstone=git) capstone="git"
1559 --enable-capstone=system) capstone="system"
1561 --with-git=*) git="$optarg"
1563 --enable-git-update) git_update=yes
1565 --disable-git-update) git_update=no
1567 --enable-debug-mutex) debug_mutex=yes
1569 --disable-debug-mutex) debug_mutex=no
1571 --enable-libpmem) libpmem=yes
1573 --disable-libpmem) libpmem=no
1575 --enable-xkbcommon) xkbcommon=yes
1577 --disable-xkbcommon) xkbcommon=no
1579 --enable-plugins) plugins="yes"
1581 --disable-plugins) plugins="no"
1583 --enable-containers) use_containers="yes"
1585 --disable-containers) use_containers="no"
1587 --enable-fuzzing) fuzzing=yes
1589 --disable-fuzzing) fuzzing=no
1592 echo "ERROR: unknown option $opt"
1593 echo "Try '$0 --help' for more information"
1594 exit 1
1596 esac
1597 done
1599 case "$cpu" in
1600 ppc)
1601 CPU_CFLAGS="-m32"
1602 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1604 ppc64)
1605 CPU_CFLAGS="-m64"
1606 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1608 sparc)
1609 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1610 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1612 sparc64)
1613 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1614 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1616 s390)
1617 CPU_CFLAGS="-m31"
1618 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1620 s390x)
1621 CPU_CFLAGS="-m64"
1622 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1624 i386)
1625 CPU_CFLAGS="-m32"
1626 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1628 x86_64)
1629 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1630 # If we truly care, we should simply detect this case at
1631 # runtime and generate the fallback to serial emulation.
1632 CPU_CFLAGS="-m64 -mcx16"
1633 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1635 x32)
1636 CPU_CFLAGS="-mx32"
1637 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1639 # No special flags required for other host CPUs
1640 esac
1642 eval "cross_cc_${cpu}=\$host_cc"
1643 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1644 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1646 # For user-mode emulation the host arch has to be one we explicitly
1647 # support, even if we're using TCI.
1648 if [ "$ARCH" = "unknown" ]; then
1649 bsd_user="no"
1650 linux_user="no"
1653 default_target_list=""
1655 mak_wilds=""
1657 if [ "$softmmu" = "yes" ]; then
1658 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1660 if [ "$linux_user" = "yes" ]; then
1661 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1663 if [ "$bsd_user" = "yes" ]; then
1664 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1667 if test -z "$target_list_exclude"; then
1668 for config in $mak_wilds; do
1669 default_target_list="${default_target_list} $(basename "$config" .mak)"
1670 done
1671 else
1672 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1673 for config in $mak_wilds; do
1674 target="$(basename "$config" .mak)"
1675 exclude="no"
1676 for excl in $exclude_list; do
1677 if test "$excl" = "$target"; then
1678 exclude="yes"
1679 break;
1681 done
1682 if test "$exclude" = "no"; then
1683 default_target_list="${default_target_list} $target"
1685 done
1688 # Enumerate public trace backends for --help output
1689 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1691 if test x"$show_help" = x"yes" ; then
1692 cat << EOF
1694 Usage: configure [options]
1695 Options: [defaults in brackets after descriptions]
1697 Standard options:
1698 --help print this message
1699 --prefix=PREFIX install in PREFIX [$prefix]
1700 --interp-prefix=PREFIX where to find shared libraries, etc.
1701 use %M for cpu name [$interp_prefix]
1702 --target-list=LIST set target list (default: build everything)
1703 $(echo Available targets: $default_target_list | \
1704 fold -s -w 53 | sed -e 's/^/ /')
1705 --target-list-exclude=LIST exclude a set of targets from the default target-list
1707 Advanced options (experts only):
1708 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1709 --cc=CC use C compiler CC [$cc]
1710 --iasl=IASL use ACPI compiler IASL [$iasl]
1711 --host-cc=CC use C compiler CC [$host_cc] for code run at
1712 build time
1713 --cxx=CXX use C++ compiler CXX [$cxx]
1714 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1715 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1716 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1717 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1718 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1719 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1720 --make=MAKE use specified make [$make]
1721 --install=INSTALL use specified install [$install]
1722 --python=PYTHON use specified python [$python]
1723 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1724 --smbd=SMBD use specified smbd [$smbd]
1725 --with-git=GIT use specified git [$git]
1726 --static enable static build [$static]
1727 --mandir=PATH install man pages in PATH
1728 --datadir=PATH install firmware in PATH$confsuffix
1729 --docdir=PATH install documentation in PATH$confsuffix
1730 --bindir=PATH install binaries in PATH
1731 --libdir=PATH install libraries in PATH
1732 --libexecdir=PATH install helper binaries in PATH
1733 --sysconfdir=PATH install config in PATH$confsuffix
1734 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1735 --firmwarepath=PATH search PATH for firmware files
1736 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1737 --with-pkgversion=VERS use specified string as sub-version of the package
1738 --enable-debug enable common debug build options
1739 --enable-sanitizers enable default sanitizers
1740 --disable-strip disable stripping binaries
1741 --disable-werror disable compilation abort on warning
1742 --disable-stack-protector disable compiler-provided stack protection
1743 --audio-drv-list=LIST set audio drivers list:
1744 Available drivers: $audio_possible_drivers
1745 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1746 --block-drv-rw-whitelist=L
1747 set block driver read-write whitelist
1748 (affects only QEMU, not qemu-img)
1749 --block-drv-ro-whitelist=L
1750 set block driver read-only whitelist
1751 (affects only QEMU, not qemu-img)
1752 --enable-trace-backends=B Set trace backend
1753 Available backends: $trace_backend_list
1754 --with-trace-file=NAME Full PATH,NAME of file to store traces
1755 Default:trace-<pid>
1756 --disable-slirp disable SLIRP userspace network connectivity
1757 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1758 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1759 --oss-lib path to OSS library
1760 --cpu=CPU Build for host CPU [$cpu]
1761 --with-coroutine=BACKEND coroutine backend. Supported options:
1762 ucontext, sigaltstack, windows
1763 --enable-gcov enable test coverage analysis with gcov
1764 --gcov=GCOV use specified gcov [$gcov_tool]
1765 --disable-blobs disable installing provided firmware blobs
1766 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1767 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1768 --tls-priority default TLS protocol/cipher priority string
1769 --enable-gprof QEMU profiling with gprof
1770 --enable-profiler profiler support
1771 --enable-debug-stack-usage
1772 track the maximum stack usage of stacks created by qemu_alloc_stack
1773 --enable-plugins
1774 enable plugins via shared library loading
1775 --disable-containers don't use containers for cross-building
1777 Optional features, enabled with --enable-FEATURE and
1778 disabled with --disable-FEATURE, default is enabled if available:
1780 system all system emulation targets
1781 user supported user emulation targets
1782 linux-user all linux usermode emulation targets
1783 bsd-user all BSD usermode emulation targets
1784 docs build documentation
1785 guest-agent build the QEMU Guest Agent
1786 guest-agent-msi build guest agent Windows MSI installation package
1787 pie Position Independent Executables
1788 modules modules support (non-Windows)
1789 debug-tcg TCG debugging (default is disabled)
1790 debug-info debugging information
1791 sparse sparse checker
1793 gnutls GNUTLS cryptography support
1794 nettle nettle cryptography support
1795 gcrypt libgcrypt cryptography support
1796 auth-pam PAM access control
1797 sdl SDL UI
1798 sdl-image SDL Image support for icons
1799 gtk gtk UI
1800 vte vte support for the gtk UI
1801 curses curses UI
1802 iconv font glyph conversion support
1803 vnc VNC UI support
1804 vnc-sasl SASL encryption for VNC server
1805 vnc-jpeg JPEG lossy compression for VNC server
1806 vnc-png PNG compression for VNC server
1807 cocoa Cocoa UI (Mac OS X only)
1808 virtfs VirtFS
1809 mpath Multipath persistent reservation passthrough
1810 xen xen backend driver support
1811 xen-pci-passthrough PCI passthrough support for Xen
1812 brlapi BrlAPI (Braile)
1813 curl curl connectivity
1814 membarrier membarrier system call (for Linux 4.14+ or Windows)
1815 fdt fdt device tree
1816 kvm KVM acceleration support
1817 hax HAX acceleration support
1818 hvf Hypervisor.framework acceleration support
1819 whpx Windows Hypervisor Platform acceleration support
1820 rdma Enable RDMA-based migration
1821 pvrdma Enable PVRDMA support
1822 vde support for vde network
1823 netmap support for netmap network
1824 linux-aio Linux AIO support
1825 linux-io-uring Linux io_uring support
1826 cap-ng libcap-ng support
1827 attr attr and xattr support
1828 vhost-net vhost-net kernel acceleration support
1829 vhost-vsock virtio sockets device support
1830 vhost-scsi vhost-scsi kernel target support
1831 vhost-crypto vhost-user-crypto backend support
1832 vhost-kernel vhost kernel backend support
1833 vhost-user vhost-user backend support
1834 spice spice
1835 rbd rados block device (rbd)
1836 libiscsi iscsi support
1837 libnfs nfs support
1838 smartcard smartcard support (libcacard)
1839 libusb libusb (for usb passthrough)
1840 live-block-migration Block migration in the main migration stream
1841 usb-redir usb network redirection support
1842 lzo support of lzo compression library
1843 snappy support of snappy compression library
1844 bzip2 support of bzip2 compression library
1845 (for reading bzip2-compressed dmg images)
1846 lzfse support of lzfse compression library
1847 (for reading lzfse-compressed dmg images)
1848 zstd support for zstd compression library
1849 (for migration compression)
1850 seccomp seccomp support
1851 coroutine-pool coroutine freelist (better performance)
1852 glusterfs GlusterFS backend
1853 tpm TPM support
1854 libssh ssh block device support
1855 numa libnuma support
1856 libxml2 for Parallels image format
1857 tcmalloc tcmalloc support
1858 jemalloc jemalloc support
1859 avx2 AVX2 optimization support
1860 replication replication support
1861 opengl opengl support
1862 virglrenderer virgl rendering support
1863 xfsctl xfsctl support
1864 qom-cast-debug cast debugging support
1865 tools build qemu-io, qemu-nbd and qemu-img tools
1866 vxhs Veritas HyperScale vDisk backend support
1867 bochs bochs image format support
1868 cloop cloop image format support
1869 dmg dmg image format support
1870 qcow1 qcow v1 image format support
1871 vdi vdi image format support
1872 vvfat vvfat image format support
1873 qed qed image format support
1874 parallels parallels image format support
1875 sheepdog sheepdog block driver support
1876 crypto-afalg Linux AF_ALG crypto backend driver
1877 capstone capstone disassembler support
1878 debug-mutex mutex debugging support
1879 libpmem libpmem support
1880 xkbcommon xkbcommon support
1882 NOTE: The object files are built at the place where configure is launched
1884 exit 0
1887 # Remove old dependency files to make sure that they get properly regenerated
1888 rm -f */config-devices.mak.d
1890 if test -z "$python"
1891 then
1892 error_exit "Python not found. Use --python=/path/to/python"
1895 # Note that if the Python conditional here evaluates True we will exit
1896 # with status 1 which is a shell 'false' value.
1897 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1898 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1899 "Use --python=/path/to/python to specify a supported Python."
1902 # Preserve python version since some functionality is dependent on it
1903 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)
1905 # Suppress writing compiled files
1906 python="$python -B"
1908 # Check that the C compiler works. Doing this here before testing
1909 # the host CPU ensures that we had a valid CC to autodetect the
1910 # $cpu var (and we should bail right here if that's not the case).
1911 # It also allows the help message to be printed without a CC.
1912 write_c_skeleton;
1913 if compile_object ; then
1914 : C compiler works ok
1915 else
1916 error_exit "\"$cc\" either does not exist or does not work"
1918 if ! compile_prog ; then
1919 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1922 # Now we have handled --enable-tcg-interpreter and know we're not just
1923 # printing the help message, bail out if the host CPU isn't supported.
1924 if test "$ARCH" = "unknown"; then
1925 if test "$tcg_interpreter" = "yes" ; then
1926 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1927 else
1928 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1932 # Consult white-list to determine whether to enable werror
1933 # by default. Only enable by default for git builds
1934 if test -z "$werror" ; then
1935 if test -e "$source_path/.git" && \
1936 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1937 werror="yes"
1938 else
1939 werror="no"
1943 if test "$bogus_os" = "yes"; then
1944 # Now that we know that we're not printing the help and that
1945 # the compiler works (so the results of the check_defines we used
1946 # to identify the OS are reliable), if we didn't recognize the
1947 # host OS we should stop now.
1948 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1951 # Check whether the compiler matches our minimum requirements:
1952 cat > $TMPC << EOF
1953 #if defined(__clang_major__) && defined(__clang_minor__)
1954 # ifdef __apple_build_version__
1955 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
1956 # error You need at least XCode Clang v5.1 to compile QEMU
1957 # endif
1958 # else
1959 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
1960 # error You need at least Clang v3.4 to compile QEMU
1961 # endif
1962 # endif
1963 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1964 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
1965 # error You need at least GCC v4.8 to compile QEMU
1966 # endif
1967 #else
1968 # error You either need GCC or Clang to compiler QEMU
1969 #endif
1970 int main (void) { return 0; }
1972 if ! compile_prog "" "" ; then
1973 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
1976 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1977 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1978 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1979 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1980 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1981 gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
1982 # Note that we do not add -Werror to gcc_flags here, because that would
1983 # enable it for all configure tests. If a configure test failed due
1984 # to -Werror this would just silently disable some features,
1985 # so it's too error prone.
1987 cc_has_warning_flag() {
1988 write_c_skeleton;
1990 # Use the positive sense of the flag when testing for -Wno-wombat
1991 # support (gcc will happily accept the -Wno- form of unknown
1992 # warning options).
1993 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1994 compile_prog "-Werror $optflag" ""
1997 for flag in $gcc_flags; do
1998 if cc_has_warning_flag $flag ; then
1999 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2001 done
2003 if test "$stack_protector" != "no"; then
2004 cat > $TMPC << EOF
2005 int main(int argc, char *argv[])
2007 char arr[64], *p = arr, *c = argv[0];
2008 while (*c) {
2009 *p++ = *c++;
2011 return 0;
2014 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2015 sp_on=0
2016 for flag in $gcc_flags; do
2017 # We need to check both a compile and a link, since some compiler
2018 # setups fail only on a .c->.o compile and some only at link time
2019 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2020 compile_prog "-Werror $flag" ""; then
2021 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2022 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2023 sp_on=1
2024 break
2026 done
2027 if test "$stack_protector" = yes; then
2028 if test $sp_on = 0; then
2029 error_exit "Stack protector not supported"
2034 # Disable -Wmissing-braces on older compilers that warn even for
2035 # the "universal" C zero initializer {0}.
2036 cat > $TMPC << EOF
2037 struct {
2038 int a[2];
2039 } x = {0};
2041 if compile_object "-Werror" "" ; then
2043 else
2044 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2047 # Our module code doesn't support Windows
2048 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2049 error_exit "Modules are not available for Windows"
2052 # Static linking is not possible with modules or PIE
2053 if test "$static" = "yes" ; then
2054 if test "$modules" = "yes" ; then
2055 error_exit "static and modules are mutually incompatible"
2057 if test "$pie" = "yes" ; then
2058 error_exit "static and pie are mutually incompatible"
2059 else
2060 pie="no"
2064 # Unconditional check for compiler __thread support
2065 cat > $TMPC << EOF
2066 static __thread int tls_var;
2067 int main(void) { return tls_var; }
2070 if ! compile_prog "-Werror" "" ; then
2071 error_exit "Your compiler does not support the __thread specifier for " \
2072 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2075 if test "$pie" = ""; then
2076 case "$cpu-$targetos" in
2077 i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
2080 pie="no"
2082 esac
2085 if test "$pie" != "no" ; then
2086 cat > $TMPC << EOF
2088 #ifdef __linux__
2089 # define THREAD __thread
2090 #else
2091 # define THREAD
2092 #endif
2094 static THREAD int tls_var;
2096 int main(void) { return tls_var; }
2099 # check we support --no-pie first...
2100 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2101 CFLAGS_NOPIE="-fno-pie"
2102 LDFLAGS_NOPIE="-nopie"
2105 if compile_prog "-fPIE -DPIE" "-pie"; then
2106 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2107 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2108 pie="yes"
2109 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2110 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2112 else
2113 if test "$pie" = "yes"; then
2114 error_exit "PIE not available due to missing toolchain support"
2115 else
2116 echo "Disabling PIE due to missing toolchain support"
2117 pie="no"
2122 ##########################################
2123 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2124 # use i686 as default anyway, but for those that don't, an explicit
2125 # specification is necessary
2127 if test "$cpu" = "i386"; then
2128 cat > $TMPC << EOF
2129 static int sfaa(int *ptr)
2131 return __sync_fetch_and_and(ptr, 0);
2134 int main(void)
2136 int val = 42;
2137 val = __sync_val_compare_and_swap(&val, 0, 1);
2138 sfaa(&val);
2139 return val;
2142 if ! compile_prog "" "" ; then
2143 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2147 #########################################
2148 # Solaris specific configure tool chain decisions
2150 if test "$solaris" = "yes" ; then
2151 if has $install; then
2153 else
2154 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2155 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2156 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2158 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2159 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2160 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2161 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2163 if has ar; then
2165 else
2166 if test -f /usr/ccs/bin/ar ; then
2167 error_exit "No path includes ar" \
2168 "Add /usr/ccs/bin to your path and rerun configure"
2170 error_exit "No path includes ar"
2174 if test -z "${target_list+xxx}" ; then
2175 for target in $default_target_list; do
2176 supported_target $target 2>/dev/null && \
2177 target_list="$target_list $target"
2178 done
2179 target_list="${target_list# }"
2180 else
2181 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2182 for target in $target_list; do
2183 # Check that we recognised the target name; this allows a more
2184 # friendly error message than if we let it fall through.
2185 case " $default_target_list " in
2186 *" $target "*)
2189 error_exit "Unknown target name '$target'"
2191 esac
2192 supported_target $target || exit 1
2193 done
2196 # see if system emulation was really requested
2197 case " $target_list " in
2198 *"-softmmu "*) softmmu=yes
2200 *) softmmu=no
2202 esac
2204 for target in $target_list; do
2205 case "$target" in
2206 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2207 edk2_blobs="yes"
2209 esac
2210 done
2211 # The EDK2 binaries are compressed with bzip2
2212 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2213 error_exit "The bzip2 program is required for building QEMU"
2216 feature_not_found() {
2217 feature=$1
2218 remedy=$2
2220 error_exit "User requested feature $feature" \
2221 "configure was not able to find it." \
2222 "$remedy"
2225 # ---
2226 # big/little endian test
2227 cat > $TMPC << EOF
2228 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2229 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2230 extern int foo(short *, short *);
2231 int main(int argc, char *argv[]) {
2232 return foo(big_endian, little_endian);
2236 if compile_object ; then
2237 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2238 bigendian="yes"
2239 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2240 bigendian="no"
2241 else
2242 echo big/little test failed
2244 else
2245 echo big/little test failed
2248 ##########################################
2249 # system tools
2250 if test -z "$want_tools"; then
2251 if test "$softmmu" = "no"; then
2252 want_tools=no
2253 else
2254 want_tools=yes
2258 ##########################################
2259 # cocoa implies not SDL or GTK
2260 # (the cocoa UI code currently assumes it is always the active UI
2261 # and doesn't interact well with other UI frontend code)
2262 if test "$cocoa" = "yes"; then
2263 if test "$sdl" = "yes"; then
2264 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2266 if test "$gtk" = "yes"; then
2267 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2269 gtk=no
2270 sdl=no
2273 # Some versions of Mac OS X incorrectly define SIZE_MAX
2274 cat > $TMPC << EOF
2275 #include <stdint.h>
2276 #include <stdio.h>
2277 int main(int argc, char *argv[]) {
2278 return printf("%zu", SIZE_MAX);
2281 have_broken_size_max=no
2282 if ! compile_object -Werror ; then
2283 have_broken_size_max=yes
2286 ##########################################
2287 # L2TPV3 probe
2289 cat > $TMPC <<EOF
2290 #include <sys/socket.h>
2291 #include <linux/ip.h>
2292 int main(void) { return sizeof(struct mmsghdr); }
2294 if compile_prog "" "" ; then
2295 l2tpv3=yes
2296 else
2297 l2tpv3=no
2300 #########################################
2301 # vhost interdependencies and host support
2303 # vhost backends
2304 test "$vhost_user" = "" && vhost_user=yes
2305 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2306 error_exit "vhost-user isn't available on win32"
2308 test "$vhost_kernel" = "" && vhost_kernel=$linux
2309 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2310 error_exit "vhost-kernel is only available on Linux"
2313 # vhost-kernel devices
2314 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2315 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2316 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2318 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2319 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2320 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2323 # vhost-user backends
2324 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2325 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2326 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2328 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2329 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2330 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2332 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2333 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2334 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2337 # OR the vhost-kernel and vhost-user values for simplicity
2338 if test "$vhost_net" = ""; then
2339 test "$vhost_net_user" = "yes" && vhost_net=yes
2340 test "$vhost_kernel" = "yes" && vhost_net=yes
2343 ##########################################
2344 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2346 if test "$mingw32" = "yes"; then
2347 # Some versions of MinGW / Mingw-w64 lack localtime_r
2348 # and gmtime_r entirely.
2350 # Some versions of Mingw-w64 define a macro for
2351 # localtime_r/gmtime_r.
2353 # Some versions of Mingw-w64 will define functions
2354 # for localtime_r/gmtime_r, but only if you have
2355 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2356 # though, unistd.h and pthread.h both define
2357 # that for you.
2359 # So this #undef localtime_r and #include <unistd.h>
2360 # are not in fact redundant.
2361 cat > $TMPC << EOF
2362 #include <unistd.h>
2363 #include <time.h>
2364 #undef localtime_r
2365 int main(void) { localtime_r(NULL, NULL); return 0; }
2367 if compile_prog "" "" ; then
2368 localtime_r="yes"
2369 else
2370 localtime_r="no"
2374 ##########################################
2375 # pkg-config probe
2377 if ! has "$pkg_config_exe"; then
2378 error_exit "pkg-config binary '$pkg_config_exe' not found"
2381 ##########################################
2382 # NPTL probe
2384 if test "$linux_user" = "yes"; then
2385 cat > $TMPC <<EOF
2386 #include <sched.h>
2387 #include <linux/futex.h>
2388 int main(void) {
2389 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2390 #error bork
2391 #endif
2392 return 0;
2395 if ! compile_object ; then
2396 feature_not_found "nptl" "Install glibc and linux kernel headers."
2400 ##########################################
2401 # lzo check
2403 if test "$lzo" != "no" ; then
2404 cat > $TMPC << EOF
2405 #include <lzo/lzo1x.h>
2406 int main(void) { lzo_version(); return 0; }
2408 if compile_prog "" "-llzo2" ; then
2409 libs_softmmu="$libs_softmmu -llzo2"
2410 lzo="yes"
2411 else
2412 if test "$lzo" = "yes"; then
2413 feature_not_found "liblzo2" "Install liblzo2 devel"
2415 lzo="no"
2419 ##########################################
2420 # snappy check
2422 if test "$snappy" != "no" ; then
2423 cat > $TMPC << EOF
2424 #include <snappy-c.h>
2425 int main(void) { snappy_max_compressed_length(4096); return 0; }
2427 if compile_prog "" "-lsnappy" ; then
2428 libs_softmmu="$libs_softmmu -lsnappy"
2429 snappy="yes"
2430 else
2431 if test "$snappy" = "yes"; then
2432 feature_not_found "libsnappy" "Install libsnappy devel"
2434 snappy="no"
2438 ##########################################
2439 # bzip2 check
2441 if test "$bzip2" != "no" ; then
2442 cat > $TMPC << EOF
2443 #include <bzlib.h>
2444 int main(void) { BZ2_bzlibVersion(); return 0; }
2446 if compile_prog "" "-lbz2" ; then
2447 bzip2="yes"
2448 else
2449 if test "$bzip2" = "yes"; then
2450 feature_not_found "libbzip2" "Install libbzip2 devel"
2452 bzip2="no"
2456 ##########################################
2457 # lzfse check
2459 if test "$lzfse" != "no" ; then
2460 cat > $TMPC << EOF
2461 #include <lzfse.h>
2462 int main(void) { lzfse_decode_scratch_size(); return 0; }
2464 if compile_prog "" "-llzfse" ; then
2465 lzfse="yes"
2466 else
2467 if test "$lzfse" = "yes"; then
2468 feature_not_found "lzfse" "Install lzfse devel"
2470 lzfse="no"
2474 ##########################################
2475 # zstd check
2477 if test "$zstd" != "no" ; then
2478 if $pkg_config --exist libzstd ; then
2479 zstd_cflags="$($pkg_config --cflags libzstd)"
2480 zstd_libs="$($pkg_config --libs libzstd)"
2481 LIBS="$zstd_libs $LIBS"
2482 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2483 zstd="yes"
2484 else
2485 if test "$zstd" = "yes" ; then
2486 feature_not_found "libzstd" "Install libzstd devel"
2488 zstd="no"
2492 ##########################################
2493 # libseccomp check
2495 if test "$seccomp" != "no" ; then
2496 libseccomp_minver="2.3.0"
2497 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2498 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2499 seccomp_libs="$($pkg_config --libs libseccomp)"
2500 seccomp="yes"
2501 else
2502 if test "$seccomp" = "yes" ; then
2503 feature_not_found "libseccomp" \
2504 "Install libseccomp devel >= $libseccomp_minver"
2506 seccomp="no"
2509 ##########################################
2510 # xen probe
2512 if test "$xen" != "no" ; then
2513 # Check whether Xen library path is specified via --extra-ldflags to avoid
2514 # overriding this setting with pkg-config output. If not, try pkg-config
2515 # to obtain all needed flags.
2517 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2518 $pkg_config --exists xencontrol ; then
2519 xen_ctrl_version="$(printf '%d%02d%02d' \
2520 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2521 xen=yes
2522 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2523 xen_pc="$xen_pc xenevtchn xendevicemodel"
2524 if $pkg_config --exists xentoolcore; then
2525 xen_pc="$xen_pc xentoolcore"
2527 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2528 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2529 else
2531 xen_libs="-lxenstore -lxenctrl -lxenguest"
2532 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2534 # First we test whether Xen headers and libraries are available.
2535 # If no, we are done and there is no Xen support.
2536 # If yes, more tests are run to detect the Xen version.
2538 # Xen (any)
2539 cat > $TMPC <<EOF
2540 #include <xenctrl.h>
2541 int main(void) {
2542 return 0;
2545 if ! compile_prog "" "$xen_libs" ; then
2546 # Xen not found
2547 if test "$xen" = "yes" ; then
2548 feature_not_found "xen" "Install xen devel"
2550 xen=no
2552 # Xen unstable
2553 elif
2554 cat > $TMPC <<EOF &&
2555 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2556 #define __XEN_TOOLS__
2557 #include <xendevicemodel.h>
2558 #include <xenforeignmemory.h>
2559 int main(void) {
2560 xendevicemodel_handle *xd;
2561 xenforeignmemory_handle *xfmem;
2563 xd = xendevicemodel_open(0, 0);
2564 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2566 xfmem = xenforeignmemory_open(0, 0);
2567 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2569 return 0;
2572 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2573 then
2574 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2575 xen_ctrl_version=41100
2576 xen=yes
2577 elif
2578 cat > $TMPC <<EOF &&
2579 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2580 #include <xenforeignmemory.h>
2581 #include <xentoolcore.h>
2582 int main(void) {
2583 xenforeignmemory_handle *xfmem;
2585 xfmem = xenforeignmemory_open(0, 0);
2586 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2587 xentoolcore_restrict_all(0);
2589 return 0;
2592 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2593 then
2594 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2595 xen_ctrl_version=41000
2596 xen=yes
2597 elif
2598 cat > $TMPC <<EOF &&
2599 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2600 #define __XEN_TOOLS__
2601 #include <xendevicemodel.h>
2602 int main(void) {
2603 xendevicemodel_handle *xd;
2605 xd = xendevicemodel_open(0, 0);
2606 xendevicemodel_close(xd);
2608 return 0;
2611 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2612 then
2613 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2614 xen_ctrl_version=40900
2615 xen=yes
2616 elif
2617 cat > $TMPC <<EOF &&
2619 * If we have stable libs the we don't want the libxc compat
2620 * layers, regardless of what CFLAGS we may have been given.
2622 * Also, check if xengnttab_grant_copy_segment_t is defined and
2623 * grant copy operation is implemented.
2625 #undef XC_WANT_COMPAT_EVTCHN_API
2626 #undef XC_WANT_COMPAT_GNTTAB_API
2627 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2628 #include <xenctrl.h>
2629 #include <xenstore.h>
2630 #include <xenevtchn.h>
2631 #include <xengnttab.h>
2632 #include <xenforeignmemory.h>
2633 #include <stdint.h>
2634 #include <xen/hvm/hvm_info_table.h>
2635 #if !defined(HVM_MAX_VCPUS)
2636 # error HVM_MAX_VCPUS not defined
2637 #endif
2638 int main(void) {
2639 xc_interface *xc = NULL;
2640 xenforeignmemory_handle *xfmem;
2641 xenevtchn_handle *xe;
2642 xengnttab_handle *xg;
2643 xengnttab_grant_copy_segment_t* seg = NULL;
2645 xs_daemon_open();
2647 xc = xc_interface_open(0, 0, 0);
2648 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2649 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2650 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2651 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2653 xfmem = xenforeignmemory_open(0, 0);
2654 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2656 xe = xenevtchn_open(0, 0);
2657 xenevtchn_fd(xe);
2659 xg = xengnttab_open(0, 0);
2660 xengnttab_grant_copy(xg, 0, seg);
2662 return 0;
2665 compile_prog "" "$xen_libs $xen_stable_libs"
2666 then
2667 xen_ctrl_version=40800
2668 xen=yes
2669 elif
2670 cat > $TMPC <<EOF &&
2672 * If we have stable libs the we don't want the libxc compat
2673 * layers, regardless of what CFLAGS we may have been given.
2675 #undef XC_WANT_COMPAT_EVTCHN_API
2676 #undef XC_WANT_COMPAT_GNTTAB_API
2677 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2678 #include <xenctrl.h>
2679 #include <xenstore.h>
2680 #include <xenevtchn.h>
2681 #include <xengnttab.h>
2682 #include <xenforeignmemory.h>
2683 #include <stdint.h>
2684 #include <xen/hvm/hvm_info_table.h>
2685 #if !defined(HVM_MAX_VCPUS)
2686 # error HVM_MAX_VCPUS not defined
2687 #endif
2688 int main(void) {
2689 xc_interface *xc = NULL;
2690 xenforeignmemory_handle *xfmem;
2691 xenevtchn_handle *xe;
2692 xengnttab_handle *xg;
2694 xs_daemon_open();
2696 xc = xc_interface_open(0, 0, 0);
2697 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2698 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2699 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2700 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2702 xfmem = xenforeignmemory_open(0, 0);
2703 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2705 xe = xenevtchn_open(0, 0);
2706 xenevtchn_fd(xe);
2708 xg = xengnttab_open(0, 0);
2709 xengnttab_map_grant_ref(xg, 0, 0, 0);
2711 return 0;
2714 compile_prog "" "$xen_libs $xen_stable_libs"
2715 then
2716 xen_ctrl_version=40701
2717 xen=yes
2719 # Xen 4.6
2720 elif
2721 cat > $TMPC <<EOF &&
2722 #include <xenctrl.h>
2723 #include <xenstore.h>
2724 #include <stdint.h>
2725 #include <xen/hvm/hvm_info_table.h>
2726 #if !defined(HVM_MAX_VCPUS)
2727 # error HVM_MAX_VCPUS not defined
2728 #endif
2729 int main(void) {
2730 xc_interface *xc;
2731 xs_daemon_open();
2732 xc = xc_interface_open(0, 0, 0);
2733 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2734 xc_gnttab_open(NULL, 0);
2735 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2736 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2737 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2738 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2739 return 0;
2742 compile_prog "" "$xen_libs"
2743 then
2744 xen_ctrl_version=40600
2745 xen=yes
2747 # Xen 4.5
2748 elif
2749 cat > $TMPC <<EOF &&
2750 #include <xenctrl.h>
2751 #include <xenstore.h>
2752 #include <stdint.h>
2753 #include <xen/hvm/hvm_info_table.h>
2754 #if !defined(HVM_MAX_VCPUS)
2755 # error HVM_MAX_VCPUS not defined
2756 #endif
2757 int main(void) {
2758 xc_interface *xc;
2759 xs_daemon_open();
2760 xc = xc_interface_open(0, 0, 0);
2761 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2762 xc_gnttab_open(NULL, 0);
2763 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2764 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2765 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2766 return 0;
2769 compile_prog "" "$xen_libs"
2770 then
2771 xen_ctrl_version=40500
2772 xen=yes
2774 elif
2775 cat > $TMPC <<EOF &&
2776 #include <xenctrl.h>
2777 #include <xenstore.h>
2778 #include <stdint.h>
2779 #include <xen/hvm/hvm_info_table.h>
2780 #if !defined(HVM_MAX_VCPUS)
2781 # error HVM_MAX_VCPUS not defined
2782 #endif
2783 int main(void) {
2784 xc_interface *xc;
2785 xs_daemon_open();
2786 xc = xc_interface_open(0, 0, 0);
2787 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2788 xc_gnttab_open(NULL, 0);
2789 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2790 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2791 return 0;
2794 compile_prog "" "$xen_libs"
2795 then
2796 xen_ctrl_version=40200
2797 xen=yes
2799 else
2800 if test "$xen" = "yes" ; then
2801 feature_not_found "xen (unsupported version)" \
2802 "Install a supported xen (xen 4.2 or newer)"
2804 xen=no
2807 if test "$xen" = yes; then
2808 if test $xen_ctrl_version -ge 40701 ; then
2809 libs_softmmu="$xen_stable_libs $libs_softmmu"
2811 libs_softmmu="$xen_libs $libs_softmmu"
2816 if test "$xen_pci_passthrough" != "no"; then
2817 if test "$xen" = "yes" && test "$linux" = "yes"; then
2818 xen_pci_passthrough=yes
2819 else
2820 if test "$xen_pci_passthrough" = "yes"; then
2821 error_exit "User requested feature Xen PCI Passthrough" \
2822 " but this feature requires /sys from Linux"
2824 xen_pci_passthrough=no
2828 ##########################################
2829 # Windows Hypervisor Platform accelerator (WHPX) check
2830 if test "$whpx" != "no" ; then
2831 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2832 whpx="yes"
2833 else
2834 if test "$whpx" = "yes"; then
2835 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2837 whpx="no"
2841 ##########################################
2842 # Sparse probe
2843 if test "$sparse" != "no" ; then
2844 if has cgcc; then
2845 sparse=yes
2846 else
2847 if test "$sparse" = "yes" ; then
2848 feature_not_found "sparse" "Install sparse binary"
2850 sparse=no
2854 ##########################################
2855 # X11 probe
2856 if $pkg_config --exists "x11"; then
2857 have_x11=yes
2858 x11_cflags=$($pkg_config --cflags x11)
2859 x11_libs=$($pkg_config --libs x11)
2862 ##########################################
2863 # GTK probe
2865 if test "$gtk" != "no"; then
2866 gtkpackage="gtk+-3.0"
2867 gtkx11package="gtk+-x11-3.0"
2868 gtkversion="3.14.0"
2869 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2870 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2871 gtk_libs=$($pkg_config --libs $gtkpackage)
2872 gtk_version=$($pkg_config --modversion $gtkpackage)
2873 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2874 need_x11=yes
2875 gtk_cflags="$gtk_cflags $x11_cflags"
2876 gtk_libs="$gtk_libs $x11_libs"
2878 gtk="yes"
2879 elif test "$gtk" = "yes"; then
2880 feature_not_found "gtk" "Install gtk3-devel"
2881 else
2882 gtk="no"
2887 ##########################################
2888 # GNUTLS probe
2890 if test "$gnutls" != "no"; then
2891 pass="no"
2892 if $pkg_config --exists "gnutls >= 3.1.18"; then
2893 gnutls_cflags=$($pkg_config --cflags gnutls)
2894 gnutls_libs=$($pkg_config --libs gnutls)
2895 # Packaging for the static libraries is not always correct.
2896 # At least ubuntu 18.04 ships only shared libraries.
2897 write_c_skeleton
2898 if compile_prog "" "$gnutls_libs" ; then
2899 LIBS="$gnutls_libs $LIBS"
2900 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2901 pass="yes"
2904 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2905 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2906 else
2907 gnutls="$pass"
2912 # If user didn't give a --disable/enable-gcrypt flag,
2913 # then mark as disabled if user requested nettle
2914 # explicitly
2915 if test -z "$gcrypt"
2916 then
2917 if test "$nettle" = "yes"
2918 then
2919 gcrypt="no"
2923 # If user didn't give a --disable/enable-nettle flag,
2924 # then mark as disabled if user requested gcrypt
2925 # explicitly
2926 if test -z "$nettle"
2927 then
2928 if test "$gcrypt" = "yes"
2929 then
2930 nettle="no"
2934 has_libgcrypt() {
2935 if ! has "libgcrypt-config"
2936 then
2937 return 1
2940 if test -n "$cross_prefix"
2941 then
2942 host=$(libgcrypt-config --host)
2943 if test "$host-" != $cross_prefix
2944 then
2945 return 1
2949 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
2950 min=`libgcrypt-config --version | awk -F . '{print $2}'`
2952 if test $maj != 1 || test $min -lt 5
2953 then
2954 return 1
2957 return 0
2961 if test "$nettle" != "no"; then
2962 pass="no"
2963 if $pkg_config --exists "nettle >= 2.7.1"; then
2964 nettle_cflags=$($pkg_config --cflags nettle)
2965 nettle_libs=$($pkg_config --libs nettle)
2966 nettle_version=$($pkg_config --modversion nettle)
2967 # Link test to make sure the given libraries work (e.g for static).
2968 write_c_skeleton
2969 if compile_prog "" "$nettle_libs" ; then
2970 LIBS="$nettle_libs $LIBS"
2971 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2972 if test -z "$gcrypt"; then
2973 gcrypt="no"
2975 pass="yes"
2978 if test "$pass" = "yes"
2979 then
2980 cat > $TMPC << EOF
2981 #include <nettle/xts.h>
2982 int main(void) {
2983 return 0;
2986 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2987 nettle_xts=yes
2988 qemu_private_xts=no
2991 if test "$pass" = "no" && test "$nettle" = "yes"; then
2992 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
2993 else
2994 nettle="$pass"
2998 if test "$gcrypt" != "no"; then
2999 pass="no"
3000 if has_libgcrypt; then
3001 gcrypt_cflags=$(libgcrypt-config --cflags)
3002 gcrypt_libs=$(libgcrypt-config --libs)
3003 # Debian has removed -lgpg-error from libgcrypt-config
3004 # as it "spreads unnecessary dependencies" which in
3005 # turn breaks static builds...
3006 if test "$static" = "yes"
3007 then
3008 gcrypt_libs="$gcrypt_libs -lgpg-error"
3011 # Link test to make sure the given libraries work (e.g for static).
3012 write_c_skeleton
3013 if compile_prog "" "$gcrypt_libs" ; then
3014 LIBS="$gcrypt_libs $LIBS"
3015 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3016 pass="yes"
3019 if test "$pass" = "yes"; then
3020 gcrypt="yes"
3021 cat > $TMPC << EOF
3022 #include <gcrypt.h>
3023 int main(void) {
3024 gcry_mac_hd_t handle;
3025 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3026 GCRY_MAC_FLAG_SECURE, NULL);
3027 return 0;
3030 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3031 gcrypt_hmac=yes
3033 cat > $TMPC << EOF
3034 #include <gcrypt.h>
3035 int main(void) {
3036 gcry_cipher_hd_t handle;
3037 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3038 return 0;
3041 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3042 gcrypt_xts=yes
3043 qemu_private_xts=no
3045 elif test "$gcrypt" = "yes"; then
3046 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3047 else
3048 gcrypt="no"
3053 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3054 then
3055 error_exit "Only one of gcrypt & nettle can be enabled"
3058 ##########################################
3059 # libtasn1 - only for the TLS creds/session test suite
3061 tasn1=yes
3062 tasn1_cflags=""
3063 tasn1_libs=""
3064 if $pkg_config --exists "libtasn1"; then
3065 tasn1_cflags=$($pkg_config --cflags libtasn1)
3066 tasn1_libs=$($pkg_config --libs libtasn1)
3067 else
3068 tasn1=no
3072 ##########################################
3073 # PAM probe
3075 if test "$auth_pam" != "no"; then
3076 cat > $TMPC <<EOF
3077 #include <security/pam_appl.h>
3078 #include <stdio.h>
3079 int main(void) {
3080 const char *service_name = "qemu";
3081 const char *user = "frank";
3082 const struct pam_conv pam_conv = { 0 };
3083 pam_handle_t *pamh = NULL;
3084 pam_start(service_name, user, &pam_conv, &pamh);
3085 return 0;
3088 if compile_prog "" "-lpam" ; then
3089 auth_pam=yes
3090 else
3091 if test "$auth_pam" = "yes"; then
3092 feature_not_found "PAM" "Install PAM development package"
3093 else
3094 auth_pam=no
3099 ##########################################
3100 # getifaddrs (for tests/test-io-channel-socket )
3102 have_ifaddrs_h=yes
3103 if ! check_include "ifaddrs.h" ; then
3104 have_ifaddrs_h=no
3107 ##########################################
3108 # VTE probe
3110 if test "$vte" != "no"; then
3111 vteminversion="0.32.0"
3112 if $pkg_config --exists "vte-2.91"; then
3113 vtepackage="vte-2.91"
3114 else
3115 vtepackage="vte-2.90"
3117 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3118 vte_cflags=$($pkg_config --cflags $vtepackage)
3119 vte_libs=$($pkg_config --libs $vtepackage)
3120 vteversion=$($pkg_config --modversion $vtepackage)
3121 vte="yes"
3122 elif test "$vte" = "yes"; then
3123 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3124 else
3125 vte="no"
3129 ##########################################
3130 # SDL probe
3132 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3133 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3135 sdl_probe ()
3137 if $pkg_config sdl2 --exists; then
3138 sdlconfig="$pkg_config sdl2"
3139 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3140 elif has "$sdl2_config"; then
3141 sdlconfig="$sdl2_config"
3142 sdlversion=$($sdlconfig --version)
3143 else
3144 if test "$sdl" = "yes" ; then
3145 feature_not_found "sdl" "Install SDL2-devel"
3147 sdl=no
3148 # no need to do the rest
3149 return
3151 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3152 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3155 cat > $TMPC << EOF
3156 #include <SDL.h>
3157 #undef main /* We don't want SDL to override our main() */
3158 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3160 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3161 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3162 if test "$static" = "yes" ; then
3163 if $pkg_config sdl2 --exists; then
3164 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3165 else
3166 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3168 else
3169 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3171 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3172 sdl=yes
3174 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3175 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3176 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3177 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3178 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3180 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3182 else
3183 sdl=no
3185 fi # static link
3186 else # sdl not found
3187 if test "$sdl" = "yes" ; then
3188 feature_not_found "sdl" "Install SDL2 devel"
3190 sdl=no
3191 fi # sdl compile test
3194 sdl_image_probe ()
3196 if test "$sdl_image" != "no" ; then
3197 if $pkg_config SDL2_image --exists; then
3198 if test "$static" = "yes"; then
3199 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3200 else
3201 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3203 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3204 sdl_image=yes
3206 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3207 sdl_libs="$sdl_libs $sdl_image_libs"
3208 else
3209 if test "$sdl_image" = "yes" ; then
3210 feature_not_found "sdl_image" "Install SDL Image devel"
3211 else
3212 sdl_image=no
3218 if test "$sdl" != "no" ; then
3219 sdl_probe
3222 if test "$sdl" = "yes" ; then
3223 sdl_image_probe
3224 else
3225 if test "$sdl_image" = "yes"; then
3226 echo "warning: SDL Image requested, but SDL is not available, disabling"
3228 sdl_image=no
3231 if test "$sdl" = "yes" ; then
3232 cat > $TMPC <<EOF
3233 #include <SDL.h>
3234 #if defined(SDL_VIDEO_DRIVER_X11)
3235 #include <X11/XKBlib.h>
3236 #else
3237 #error No x11 support
3238 #endif
3239 int main(void) { return 0; }
3241 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3242 need_x11=yes
3243 sdl_cflags="$sdl_cflags $x11_cflags"
3244 sdl_libs="$sdl_libs $x11_libs"
3248 ##########################################
3249 # RDMA needs OpenFabrics libraries
3250 if test "$rdma" != "no" ; then
3251 cat > $TMPC <<EOF
3252 #include <rdma/rdma_cma.h>
3253 int main(void) { return 0; }
3255 rdma_libs="-lrdmacm -libverbs -libumad"
3256 if compile_prog "" "$rdma_libs" ; then
3257 rdma="yes"
3258 libs_softmmu="$libs_softmmu $rdma_libs"
3259 else
3260 if test "$rdma" = "yes" ; then
3261 error_exit \
3262 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3263 " Your options:" \
3264 " (1) Fast: Install infiniband packages (devel) from your distro." \
3265 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3266 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3268 rdma="no"
3272 ##########################################
3273 # PVRDMA detection
3275 cat > $TMPC <<EOF &&
3276 #include <sys/mman.h>
3279 main(void)
3281 char buf = 0;
3282 void *addr = &buf;
3283 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3285 return 0;
3289 if test "$rdma" = "yes" ; then
3290 case "$pvrdma" in
3292 if compile_prog "" ""; then
3293 pvrdma="yes"
3294 else
3295 pvrdma="no"
3298 "yes")
3299 if ! compile_prog "" ""; then
3300 error_exit "PVRDMA is not supported since mremap is not implemented"
3302 pvrdma="yes"
3304 "no")
3305 pvrdma="no"
3307 esac
3308 else
3309 if test "$pvrdma" = "yes" ; then
3310 error_exit "PVRDMA requires rdma suppport"
3312 pvrdma="no"
3315 # Let's see if enhanced reg_mr is supported
3316 if test "$pvrdma" = "yes" ; then
3318 cat > $TMPC <<EOF &&
3319 #include <infiniband/verbs.h>
3322 main(void)
3324 struct ibv_mr *mr;
3325 struct ibv_pd *pd = NULL;
3326 size_t length = 10;
3327 uint64_t iova = 0;
3328 int access = 0;
3329 void *addr = NULL;
3331 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3333 ibv_dereg_mr(mr);
3335 return 0;
3338 if ! compile_prog "" "-libverbs"; then
3339 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3343 ##########################################
3344 # VNC SASL detection
3345 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3346 cat > $TMPC <<EOF
3347 #include <sasl/sasl.h>
3348 #include <stdio.h>
3349 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3351 # Assuming Cyrus-SASL installed in /usr prefix
3352 vnc_sasl_cflags=""
3353 vnc_sasl_libs="-lsasl2"
3354 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3355 vnc_sasl=yes
3356 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3357 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3358 else
3359 if test "$vnc_sasl" = "yes" ; then
3360 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3362 vnc_sasl=no
3366 ##########################################
3367 # VNC JPEG detection
3368 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3369 cat > $TMPC <<EOF
3370 #include <stdio.h>
3371 #include <jpeglib.h>
3372 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3374 vnc_jpeg_cflags=""
3375 vnc_jpeg_libs="-ljpeg"
3376 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3377 vnc_jpeg=yes
3378 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3379 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3380 else
3381 if test "$vnc_jpeg" = "yes" ; then
3382 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3384 vnc_jpeg=no
3388 ##########################################
3389 # VNC PNG detection
3390 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3391 cat > $TMPC <<EOF
3392 //#include <stdio.h>
3393 #include <png.h>
3394 #include <stddef.h>
3395 int main(void) {
3396 png_structp png_ptr;
3397 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3398 return png_ptr != 0;
3401 if $pkg_config libpng --exists; then
3402 vnc_png_cflags=$($pkg_config libpng --cflags)
3403 vnc_png_libs=$($pkg_config libpng --libs)
3404 else
3405 vnc_png_cflags=""
3406 vnc_png_libs="-lpng"
3408 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3409 vnc_png=yes
3410 libs_softmmu="$vnc_png_libs $libs_softmmu"
3411 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3412 else
3413 if test "$vnc_png" = "yes" ; then
3414 feature_not_found "vnc-png" "Install libpng devel"
3416 vnc_png=no
3420 ##########################################
3421 # xkbcommon probe
3422 if test "$xkbcommon" != "no" ; then
3423 if $pkg_config xkbcommon --exists; then
3424 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3425 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3426 xkbcommon=yes
3427 else
3428 if test "$xkbcommon" = "yes" ; then
3429 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3431 xkbcommon=no
3436 ##########################################
3437 # xfsctl() probe, used for file-posix.c
3438 if test "$xfs" != "no" ; then
3439 cat > $TMPC << EOF
3440 #include <stddef.h> /* NULL */
3441 #include <xfs/xfs.h>
3442 int main(void)
3444 xfsctl(NULL, 0, 0, NULL);
3445 return 0;
3448 if compile_prog "" "" ; then
3449 xfs="yes"
3450 else
3451 if test "$xfs" = "yes" ; then
3452 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3454 xfs=no
3458 ##########################################
3459 # vde libraries probe
3460 if test "$vde" != "no" ; then
3461 vde_libs="-lvdeplug"
3462 cat > $TMPC << EOF
3463 #include <libvdeplug.h>
3464 int main(void)
3466 struct vde_open_args a = {0, 0, 0};
3467 char s[] = "";
3468 vde_open(s, s, &a);
3469 return 0;
3472 if compile_prog "" "$vde_libs" ; then
3473 vde=yes
3474 else
3475 if test "$vde" = "yes" ; then
3476 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3478 vde=no
3482 ##########################################
3483 # netmap support probe
3484 # Apart from looking for netmap headers, we make sure that the host API version
3485 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3486 # a minor/major version number. Minor new features will be marked with values up
3487 # to 15, and if something happens that requires a change to the backend we will
3488 # move above 15, submit the backend fixes and modify this two bounds.
3489 if test "$netmap" != "no" ; then
3490 cat > $TMPC << EOF
3491 #include <inttypes.h>
3492 #include <net/if.h>
3493 #include <net/netmap.h>
3494 #include <net/netmap_user.h>
3495 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3496 #error
3497 #endif
3498 int main(void) { return 0; }
3500 if compile_prog "" "" ; then
3501 netmap=yes
3502 else
3503 if test "$netmap" = "yes" ; then
3504 feature_not_found "netmap"
3506 netmap=no
3510 ##########################################
3511 # libcap-ng library probe
3512 if test "$cap_ng" != "no" ; then
3513 cap_libs="-lcap-ng"
3514 cat > $TMPC << EOF
3515 #include <cap-ng.h>
3516 int main(void)
3518 capng_capability_to_name(CAPNG_EFFECTIVE);
3519 return 0;
3522 if compile_prog "" "$cap_libs" ; then
3523 cap_ng=yes
3524 libs_tools="$cap_libs $libs_tools"
3525 else
3526 if test "$cap_ng" = "yes" ; then
3527 feature_not_found "cap_ng" "Install libcap-ng devel"
3529 cap_ng=no
3533 ##########################################
3534 # Sound support libraries probe
3536 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3537 for drv in $audio_drv_list; do
3538 case $drv in
3539 alsa | try-alsa)
3540 if $pkg_config alsa --exists; then
3541 alsa_libs=$($pkg_config alsa --libs)
3542 if test "$drv" = "try-alsa"; then
3543 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3545 else
3546 if test "$drv" = "try-alsa"; then
3547 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3548 else
3549 error_exit "$drv check failed" \
3550 "Make sure to have the $drv libs and headers installed."
3555 pa | try-pa)
3556 if $pkg_config libpulse --exists; then
3557 pulse_libs=$($pkg_config libpulse --libs)
3558 if test "$drv" = "try-pa"; then
3559 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3561 else
3562 if test "$drv" = "try-pa"; then
3563 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3564 else
3565 error_exit "$drv check failed" \
3566 "Make sure to have the $drv libs and headers installed."
3571 sdl)
3572 if test "$sdl" = "no"; then
3573 error_exit "sdl not found or disabled, can not use sdl audio driver"
3577 try-sdl)
3578 if test "$sdl" = "no"; then
3579 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3580 else
3581 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3585 coreaudio)
3586 coreaudio_libs="-framework CoreAudio"
3589 dsound)
3590 dsound_libs="-lole32 -ldxguid"
3591 audio_win_int="yes"
3594 oss)
3595 oss_libs="$oss_lib"
3599 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3600 error_exit "Unknown driver '$drv' selected" \
3601 "Possible drivers are: $audio_possible_drivers"
3604 esac
3605 done
3607 ##########################################
3608 # BrlAPI probe
3610 if test "$brlapi" != "no" ; then
3611 brlapi_libs="-lbrlapi"
3612 cat > $TMPC << EOF
3613 #include <brlapi.h>
3614 #include <stddef.h>
3615 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3617 if compile_prog "" "$brlapi_libs" ; then
3618 brlapi=yes
3619 else
3620 if test "$brlapi" = "yes" ; then
3621 feature_not_found "brlapi" "Install brlapi devel"
3623 brlapi=no
3627 ##########################################
3628 # iconv probe
3629 if test "$iconv" != "no" ; then
3630 cat > $TMPC << EOF
3631 #include <iconv.h>
3632 int main(void) {
3633 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3634 return conv != (iconv_t) -1;
3637 iconv_prefix_list="/usr/local:/usr"
3638 iconv_lib_list=":-liconv"
3639 IFS=:
3640 for iconv_prefix in $iconv_prefix_list; do
3641 IFS=:
3642 iconv_cflags="-I$iconv_prefix/include"
3643 iconv_ldflags="-L$iconv_prefix/lib"
3644 for iconv_link in $iconv_lib_list; do
3645 unset IFS
3646 iconv_lib="$iconv_ldflags $iconv_link"
3647 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3648 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3649 iconv_found=yes
3650 break
3652 done
3653 if test "$iconv_found" = yes ; then
3654 break
3656 done
3657 if test "$iconv_found" = "yes" ; then
3658 iconv=yes
3659 else
3660 if test "$iconv" = "yes" ; then
3661 feature_not_found "iconv" "Install iconv devel"
3663 iconv=no
3667 ##########################################
3668 # curses probe
3669 if test "$iconv" = "no" ; then
3670 # curses will need iconv
3671 curses=no
3673 if test "$curses" != "no" ; then
3674 if test "$mingw32" = "yes" ; then
3675 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3676 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3677 else
3678 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3679 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3681 curses_found=no
3682 cat > $TMPC << EOF
3683 #include <locale.h>
3684 #include <curses.h>
3685 #include <wchar.h>
3686 #include <langinfo.h>
3687 int main(void) {
3688 const char *codeset;
3689 wchar_t wch = L'w';
3690 setlocale(LC_ALL, "");
3691 resize_term(0, 0);
3692 addwstr(L"wide chars\n");
3693 addnwstr(&wch, 1);
3694 add_wch(WACS_DEGREE);
3695 codeset = nl_langinfo(CODESET);
3696 return codeset != 0;
3699 IFS=:
3700 for curses_inc in $curses_inc_list; do
3701 # Make sure we get the wide character prototypes
3702 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3703 IFS=:
3704 for curses_lib in $curses_lib_list; do
3705 unset IFS
3706 if compile_prog "$curses_inc" "$curses_lib" ; then
3707 curses_found=yes
3708 break
3710 done
3711 if test "$curses_found" = yes ; then
3712 break
3714 done
3715 unset IFS
3716 if test "$curses_found" = "yes" ; then
3717 curses=yes
3718 else
3719 if test "$curses" = "yes" ; then
3720 feature_not_found "curses" "Install ncurses devel"
3722 curses=no
3726 ##########################################
3727 # curl probe
3728 if test "$curl" != "no" ; then
3729 if $pkg_config libcurl --exists; then
3730 curlconfig="$pkg_config libcurl"
3731 else
3732 curlconfig=curl-config
3734 cat > $TMPC << EOF
3735 #include <curl/curl.h>
3736 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3738 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3739 curl_libs=$($curlconfig --libs 2>/dev/null)
3740 if compile_prog "$curl_cflags" "$curl_libs" ; then
3741 curl=yes
3742 else
3743 if test "$curl" = "yes" ; then
3744 feature_not_found "curl" "Install libcurl devel"
3746 curl=no
3748 fi # test "$curl"
3750 ##########################################
3751 # glib support probe
3753 glib_req_ver=2.48
3754 glib_modules=gthread-2.0
3755 if test "$modules" = yes; then
3756 glib_modules="$glib_modules gmodule-export-2.0"
3758 if test "$plugins" = yes; then
3759 glib_modules="$glib_modules gmodule-2.0"
3762 # This workaround is required due to a bug in pkg-config file for glib as it
3763 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3765 if test "$static" = yes && test "$mingw32" = yes; then
3766 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3769 for i in $glib_modules; do
3770 if $pkg_config --atleast-version=$glib_req_ver $i; then
3771 glib_cflags=$($pkg_config --cflags $i)
3772 glib_libs=$($pkg_config --libs $i)
3773 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3774 LIBS="$glib_libs $LIBS"
3775 libs_qga="$glib_libs $libs_qga"
3776 else
3777 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3779 done
3781 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3782 gio=yes
3783 gio_cflags=$($pkg_config --cflags gio-2.0)
3784 gio_libs=$($pkg_config --libs gio-2.0)
3785 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3786 if [ ! -x "$gdbus_codegen" ]; then
3787 gdbus_codegen=
3789 else
3790 gio=no
3793 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3794 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3795 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3798 # Sanity check that the current size_t matches the
3799 # size that glib thinks it should be. This catches
3800 # problems on multi-arch where people try to build
3801 # 32-bit QEMU while pointing at 64-bit glib headers
3802 cat > $TMPC <<EOF
3803 #include <glib.h>
3804 #include <unistd.h>
3806 #define QEMU_BUILD_BUG_ON(x) \
3807 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3809 int main(void) {
3810 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3811 return 0;
3815 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3816 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3817 "You probably need to set PKG_CONFIG_LIBDIR"\
3818 "to point to the right pkg-config files for your"\
3819 "build target"
3822 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3823 cat > $TMPC << EOF
3824 #include <glib.h>
3825 int main(void) { return 0; }
3827 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3828 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3829 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3830 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3834 #########################################
3835 # zlib check
3837 if test "$zlib" != "no" ; then
3838 if $pkg_config --exists zlib; then
3839 zlib_cflags=$($pkg_config --cflags zlib)
3840 zlib_libs=$($pkg_config --libs zlib)
3841 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3842 LIBS="$zlib_libs $LIBS"
3843 else
3844 cat > $TMPC << EOF
3845 #include <zlib.h>
3846 int main(void) { zlibVersion(); return 0; }
3848 if compile_prog "" "-lz" ; then
3849 LIBS="$LIBS -lz"
3850 else
3851 error_exit "zlib check failed" \
3852 "Make sure to have the zlib libs and headers installed."
3857 ##########################################
3858 # SHA command probe for modules
3859 if test "$modules" = yes; then
3860 shacmd_probe="sha1sum sha1 shasum"
3861 for c in $shacmd_probe; do
3862 if has $c; then
3863 shacmd="$c"
3864 break
3866 done
3867 if test "$shacmd" = ""; then
3868 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3872 ##########################################
3873 # pixman support probe
3875 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3876 pixman_cflags=
3877 pixman_libs=
3878 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3879 pixman_cflags=$($pkg_config --cflags pixman-1)
3880 pixman_libs=$($pkg_config --libs pixman-1)
3881 else
3882 error_exit "pixman >= 0.21.8 not present." \
3883 "Please install the pixman devel package."
3886 ##########################################
3887 # libmpathpersist probe
3889 if test "$mpath" != "no" ; then
3890 # probe for the new API
3891 cat > $TMPC <<EOF
3892 #include <libudev.h>
3893 #include <mpath_persist.h>
3894 unsigned mpath_mx_alloc_len = 1024;
3895 int logsink;
3896 static struct config *multipath_conf;
3897 extern struct udev *udev;
3898 extern struct config *get_multipath_config(void);
3899 extern void put_multipath_config(struct config *conf);
3900 struct udev *udev;
3901 struct config *get_multipath_config(void) { return multipath_conf; }
3902 void put_multipath_config(struct config *conf) { }
3904 int main(void) {
3905 udev = udev_new();
3906 multipath_conf = mpath_lib_init();
3907 return 0;
3910 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3911 mpathpersist=yes
3912 mpathpersist_new_api=yes
3913 else
3914 # probe for the old API
3915 cat > $TMPC <<EOF
3916 #include <libudev.h>
3917 #include <mpath_persist.h>
3918 unsigned mpath_mx_alloc_len = 1024;
3919 int logsink;
3920 int main(void) {
3921 struct udev *udev = udev_new();
3922 mpath_lib_init(udev);
3923 return 0;
3926 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3927 mpathpersist=yes
3928 mpathpersist_new_api=no
3929 else
3930 mpathpersist=no
3933 else
3934 mpathpersist=no
3937 ##########################################
3938 # pthread probe
3939 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3941 pthread=no
3942 cat > $TMPC << EOF
3943 #include <pthread.h>
3944 static void *f(void *p) { return NULL; }
3945 int main(void) {
3946 pthread_t thread;
3947 pthread_create(&thread, 0, f, 0);
3948 return 0;
3951 if compile_prog "" "" ; then
3952 pthread=yes
3953 else
3954 for pthread_lib in $PTHREADLIBS_LIST; do
3955 if compile_prog "" "$pthread_lib" ; then
3956 pthread=yes
3957 found=no
3958 for lib_entry in $LIBS; do
3959 if test "$lib_entry" = "$pthread_lib"; then
3960 found=yes
3961 break
3963 done
3964 if test "$found" = "no"; then
3965 LIBS="$pthread_lib $LIBS"
3966 libs_qga="$pthread_lib $libs_qga"
3968 PTHREAD_LIB="$pthread_lib"
3969 break
3971 done
3974 if test "$mingw32" != yes && test "$pthread" = no; then
3975 error_exit "pthread check failed" \
3976 "Make sure to have the pthread libs and headers installed."
3979 # check for pthread_setname_np with thread id
3980 pthread_setname_np_w_tid=no
3981 cat > $TMPC << EOF
3982 #include <pthread.h>
3984 static void *f(void *p) { return NULL; }
3985 int main(void)
3987 pthread_t thread;
3988 pthread_create(&thread, 0, f, 0);
3989 pthread_setname_np(thread, "QEMU");
3990 return 0;
3993 if compile_prog "" "$pthread_lib" ; then
3994 pthread_setname_np_w_tid=yes
3997 # check for pthread_setname_np without thread id
3998 pthread_setname_np_wo_tid=no
3999 cat > $TMPC << EOF
4000 #include <pthread.h>
4002 static void *f(void *p) { pthread_setname_np("QEMU"); }
4003 int main(void)
4005 pthread_t thread;
4006 pthread_create(&thread, 0, f, 0);
4007 return 0;
4010 if compile_prog "" "$pthread_lib" ; then
4011 pthread_setname_np_wo_tid=yes
4014 ##########################################
4015 # rbd probe
4016 if test "$rbd" != "no" ; then
4017 cat > $TMPC <<EOF
4018 #include <stdio.h>
4019 #include <rbd/librbd.h>
4020 int main(void) {
4021 rados_t cluster;
4022 rados_create(&cluster, NULL);
4023 return 0;
4026 rbd_libs="-lrbd -lrados"
4027 if compile_prog "" "$rbd_libs" ; then
4028 rbd=yes
4029 else
4030 if test "$rbd" = "yes" ; then
4031 feature_not_found "rados block device" "Install librbd/ceph devel"
4033 rbd=no
4037 ##########################################
4038 # libssh probe
4039 if test "$libssh" != "no" ; then
4040 if $pkg_config --exists libssh; then
4041 libssh_cflags=$($pkg_config libssh --cflags)
4042 libssh_libs=$($pkg_config libssh --libs)
4043 libssh=yes
4044 else
4045 if test "$libssh" = "yes" ; then
4046 error_exit "libssh required for --enable-libssh"
4048 libssh=no
4052 ##########################################
4053 # Check for libssh 0.8
4054 # This is done like this instead of using the LIBSSH_VERSION_* and
4055 # SSH_VERSION_* macros because some distributions in the past shipped
4056 # snapshots of the future 0.8 from Git, and those snapshots did not
4057 # have updated version numbers (still referring to 0.7.0).
4059 if test "$libssh" = "yes"; then
4060 cat > $TMPC <<EOF
4061 #include <libssh/libssh.h>
4062 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4064 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4065 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4069 ##########################################
4070 # linux-aio probe
4072 if test "$linux_aio" != "no" ; then
4073 cat > $TMPC <<EOF
4074 #include <libaio.h>
4075 #include <sys/eventfd.h>
4076 #include <stddef.h>
4077 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4079 if compile_prog "" "-laio" ; then
4080 linux_aio=yes
4081 else
4082 if test "$linux_aio" = "yes" ; then
4083 feature_not_found "linux AIO" "Install libaio devel"
4085 linux_aio=no
4088 ##########################################
4089 # linux-io-uring probe
4091 if test "$linux_io_uring" != "no" ; then
4092 if $pkg_config liburing; then
4093 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4094 linux_io_uring_libs=$($pkg_config --libs liburing)
4095 linux_io_uring=yes
4096 else
4097 if test "$linux_io_uring" = "yes" ; then
4098 feature_not_found "linux io_uring" "Install liburing devel"
4100 linux_io_uring=no
4104 ##########################################
4105 # TPM emulation is only on POSIX
4107 if test "$tpm" = ""; then
4108 if test "$mingw32" = "yes"; then
4109 tpm=no
4110 else
4111 tpm=yes
4113 elif test "$tpm" = "yes"; then
4114 if test "$mingw32" = "yes" ; then
4115 error_exit "TPM emulation only available on POSIX systems"
4119 ##########################################
4120 # attr probe
4122 if test "$attr" != "no" ; then
4123 cat > $TMPC <<EOF
4124 #include <stdio.h>
4125 #include <sys/types.h>
4126 #ifdef CONFIG_LIBATTR
4127 #include <attr/xattr.h>
4128 #else
4129 #include <sys/xattr.h>
4130 #endif
4131 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4133 if compile_prog "" "" ; then
4134 attr=yes
4135 # Older distros have <attr/xattr.h>, and need -lattr:
4136 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4137 attr=yes
4138 LIBS="-lattr $LIBS"
4139 libattr=yes
4140 else
4141 if test "$attr" = "yes" ; then
4142 feature_not_found "ATTR" "Install libc6 or libattr devel"
4144 attr=no
4148 ##########################################
4149 # iovec probe
4150 cat > $TMPC <<EOF
4151 #include <sys/types.h>
4152 #include <sys/uio.h>
4153 #include <unistd.h>
4154 int main(void) { return sizeof(struct iovec); }
4156 iovec=no
4157 if compile_prog "" "" ; then
4158 iovec=yes
4161 ##########################################
4162 # preadv probe
4163 cat > $TMPC <<EOF
4164 #include <sys/types.h>
4165 #include <sys/uio.h>
4166 #include <unistd.h>
4167 int main(void) { return preadv(0, 0, 0, 0); }
4169 preadv=no
4170 if compile_prog "" "" ; then
4171 preadv=yes
4174 ##########################################
4175 # fdt probe
4176 # fdt support is mandatory for at least some target architectures,
4177 # so insist on it if we're building those system emulators.
4178 fdt_required=no
4179 for target in $target_list; do
4180 case $target in
4181 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu)
4182 fdt_required=yes
4184 esac
4185 done
4187 if test "$fdt_required" = "yes"; then
4188 if test "$fdt" = "no"; then
4189 error_exit "fdt disabled but some requested targets require it." \
4190 "You can turn off fdt only if you also disable all the system emulation" \
4191 "targets which need it (by specifying a cut down --target-list)."
4193 fdt=yes
4194 elif test "$fdt" != "yes" ; then
4195 fdt=no
4198 # fdt is only required when building softmmu targets
4199 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4200 fdt="no"
4203 if test "$fdt" != "no" ; then
4204 fdt_libs="-lfdt"
4205 # explicitly check for libfdt_env.h as it is missing in some stable installs
4206 # and test for required functions to make sure we are on a version >= 1.4.2
4207 cat > $TMPC << EOF
4208 #include <libfdt.h>
4209 #include <libfdt_env.h>
4210 int main(void) { fdt_check_full(NULL, 0); return 0; }
4212 if compile_prog "" "$fdt_libs" ; then
4213 # system DTC is good - use it
4214 fdt=system
4215 else
4216 # have GIT checkout, so activate dtc submodule
4217 if test -e "${source_path}/.git" ; then
4218 git_submodules="${git_submodules} dtc"
4220 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4221 fdt=git
4222 mkdir -p dtc
4223 if [ "$pwd_is_source_path" != "y" ] ; then
4224 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4225 symlink "$source_path/dtc/scripts" "dtc/scripts"
4227 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4228 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4229 fdt_libs="$fdt_libs"
4230 elif test "$fdt" = "yes" ; then
4231 # Not a git build & no libfdt found, prompt for system install
4232 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4233 "Please install the DTC (libfdt) devel package"
4234 else
4235 # don't have and don't want
4236 fdt_libs=
4237 fdt=no
4242 libs_softmmu="$libs_softmmu $fdt_libs"
4244 ##########################################
4245 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4247 gbm="no"
4248 if $pkg_config gbm; then
4249 gbm_cflags="$($pkg_config --cflags gbm)"
4250 gbm_libs="$($pkg_config --libs gbm)"
4251 gbm="yes"
4254 if test "$opengl" != "no" ; then
4255 opengl_pkgs="epoxy gbm"
4256 if $pkg_config $opengl_pkgs; then
4257 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4258 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4259 opengl=yes
4260 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4261 gtk_gl="yes"
4263 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4264 else
4265 if test "$opengl" = "yes" ; then
4266 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4268 opengl_cflags=""
4269 opengl_libs=""
4270 opengl=no
4274 if test "$opengl" = "yes"; then
4275 cat > $TMPC << EOF
4276 #include <epoxy/egl.h>
4277 #ifndef EGL_MESA_image_dma_buf_export
4278 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4279 #endif
4280 int main(void) { return 0; }
4282 if compile_prog "" "" ; then
4283 opengl_dmabuf=yes
4287 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4288 for target in $target_list; do
4289 case $target in
4290 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4291 need_x11=yes
4293 esac
4294 done
4297 ##########################################
4298 # libxml2 probe
4299 if test "$libxml2" != "no" ; then
4300 if $pkg_config --exists libxml-2.0; then
4301 libxml2="yes"
4302 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4303 libxml2_libs=$($pkg_config --libs libxml-2.0)
4304 else
4305 if test "$libxml2" = "yes"; then
4306 feature_not_found "libxml2" "Install libxml2 devel"
4308 libxml2="no"
4312 ##########################################
4313 # glusterfs probe
4314 if test "$glusterfs" != "no" ; then
4315 if $pkg_config --atleast-version=3 glusterfs-api; then
4316 glusterfs="yes"
4317 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4318 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4319 if $pkg_config --atleast-version=4 glusterfs-api; then
4320 glusterfs_xlator_opt="yes"
4322 if $pkg_config --atleast-version=5 glusterfs-api; then
4323 glusterfs_discard="yes"
4325 if $pkg_config --atleast-version=6 glusterfs-api; then
4326 glusterfs_fallocate="yes"
4327 glusterfs_zerofill="yes"
4329 cat > $TMPC << EOF
4330 #include <glusterfs/api/glfs.h>
4333 main(void)
4335 /* new glfs_ftruncate() passes two additional args */
4336 return glfs_ftruncate(NULL, 0, NULL, NULL);
4339 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4340 glusterfs_ftruncate_has_stat="yes"
4342 cat > $TMPC << EOF
4343 #include <glusterfs/api/glfs.h>
4345 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4346 static void
4347 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4351 main(void)
4353 glfs_io_cbk iocb = &glusterfs_iocb;
4354 iocb(NULL, 0 , NULL, NULL, NULL);
4355 return 0;
4358 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4359 glusterfs_iocb_has_stat="yes"
4361 else
4362 if test "$glusterfs" = "yes" ; then
4363 feature_not_found "GlusterFS backend support" \
4364 "Install glusterfs-api devel >= 3"
4366 glusterfs="no"
4370 # Check for inotify functions when we are building linux-user
4371 # emulator. This is done because older glibc versions don't
4372 # have syscall stubs for these implemented. In that case we
4373 # don't provide them even if kernel supports them.
4375 inotify=no
4376 cat > $TMPC << EOF
4377 #include <sys/inotify.h>
4380 main(void)
4382 /* try to start inotify */
4383 return inotify_init();
4386 if compile_prog "" "" ; then
4387 inotify=yes
4390 inotify1=no
4391 cat > $TMPC << EOF
4392 #include <sys/inotify.h>
4395 main(void)
4397 /* try to start inotify */
4398 return inotify_init1(0);
4401 if compile_prog "" "" ; then
4402 inotify1=yes
4405 # check if pipe2 is there
4406 pipe2=no
4407 cat > $TMPC << EOF
4408 #include <unistd.h>
4409 #include <fcntl.h>
4411 int main(void)
4413 int pipefd[2];
4414 return pipe2(pipefd, O_CLOEXEC);
4417 if compile_prog "" "" ; then
4418 pipe2=yes
4421 # check if accept4 is there
4422 accept4=no
4423 cat > $TMPC << EOF
4424 #include <sys/socket.h>
4425 #include <stddef.h>
4427 int main(void)
4429 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4430 return 0;
4433 if compile_prog "" "" ; then
4434 accept4=yes
4437 # check if tee/splice is there. vmsplice was added same time.
4438 splice=no
4439 cat > $TMPC << EOF
4440 #include <unistd.h>
4441 #include <fcntl.h>
4442 #include <limits.h>
4444 int main(void)
4446 int len, fd = 0;
4447 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4448 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4449 return 0;
4452 if compile_prog "" "" ; then
4453 splice=yes
4456 ##########################################
4457 # libnuma probe
4459 if test "$numa" != "no" ; then
4460 cat > $TMPC << EOF
4461 #include <numa.h>
4462 int main(void) { return numa_available(); }
4465 if compile_prog "" "-lnuma" ; then
4466 numa=yes
4467 libs_softmmu="-lnuma $libs_softmmu"
4468 else
4469 if test "$numa" = "yes" ; then
4470 feature_not_found "numa" "install numactl devel"
4472 numa=no
4476 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4477 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4478 exit 1
4481 # Even if malloc_trim() is available, these non-libc memory allocators
4482 # do not support it.
4483 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4484 if test "$malloc_trim" = "yes" ; then
4485 echo "Disabling malloc_trim with non-libc memory allocator"
4487 malloc_trim="no"
4490 #######################################
4491 # malloc_trim
4493 if test "$malloc_trim" != "no" ; then
4494 cat > $TMPC << EOF
4495 #include <malloc.h>
4496 int main(void) { malloc_trim(0); return 0; }
4498 if compile_prog "" "" ; then
4499 malloc_trim="yes"
4500 else
4501 malloc_trim="no"
4505 ##########################################
4506 # tcmalloc probe
4508 if test "$tcmalloc" = "yes" ; then
4509 cat > $TMPC << EOF
4510 #include <stdlib.h>
4511 int main(void) { malloc(1); return 0; }
4514 if compile_prog "" "-ltcmalloc" ; then
4515 LIBS="-ltcmalloc $LIBS"
4516 else
4517 feature_not_found "tcmalloc" "install gperftools devel"
4521 ##########################################
4522 # jemalloc probe
4524 if test "$jemalloc" = "yes" ; then
4525 cat > $TMPC << EOF
4526 #include <stdlib.h>
4527 int main(void) { malloc(1); return 0; }
4530 if compile_prog "" "-ljemalloc" ; then
4531 LIBS="-ljemalloc $LIBS"
4532 else
4533 feature_not_found "jemalloc" "install jemalloc devel"
4537 ##########################################
4538 # signalfd probe
4539 signalfd="no"
4540 cat > $TMPC << EOF
4541 #include <unistd.h>
4542 #include <sys/syscall.h>
4543 #include <signal.h>
4544 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4547 if compile_prog "" "" ; then
4548 signalfd=yes
4551 # check if optreset global is declared by <getopt.h>
4552 optreset="no"
4553 cat > $TMPC << EOF
4554 #include <getopt.h>
4555 int main(void) { return optreset; }
4558 if compile_prog "" "" ; then
4559 optreset=yes
4562 # check if eventfd is supported
4563 eventfd=no
4564 cat > $TMPC << EOF
4565 #include <sys/eventfd.h>
4567 int main(void)
4569 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4572 if compile_prog "" "" ; then
4573 eventfd=yes
4576 # check if memfd is supported
4577 memfd=no
4578 cat > $TMPC << EOF
4579 #include <sys/mman.h>
4581 int main(void)
4583 return memfd_create("foo", MFD_ALLOW_SEALING);
4586 if compile_prog "" "" ; then
4587 memfd=yes
4590 # check for usbfs
4591 have_usbfs=no
4592 if test "$linux_user" = "yes"; then
4593 cat > $TMPC << EOF
4594 #include <linux/usbdevice_fs.h>
4596 #ifndef USBDEVFS_GET_CAPABILITIES
4597 #error "USBDEVFS_GET_CAPABILITIES undefined"
4598 #endif
4600 #ifndef USBDEVFS_DISCONNECT_CLAIM
4601 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4602 #endif
4604 int main(void)
4606 return 0;
4609 if compile_prog "" ""; then
4610 have_usbfs=yes
4614 # check for fallocate
4615 fallocate=no
4616 cat > $TMPC << EOF
4617 #include <fcntl.h>
4619 int main(void)
4621 fallocate(0, 0, 0, 0);
4622 return 0;
4625 if compile_prog "" "" ; then
4626 fallocate=yes
4629 # check for fallocate hole punching
4630 fallocate_punch_hole=no
4631 cat > $TMPC << EOF
4632 #include <fcntl.h>
4633 #include <linux/falloc.h>
4635 int main(void)
4637 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4638 return 0;
4641 if compile_prog "" "" ; then
4642 fallocate_punch_hole=yes
4645 # check that fallocate supports range zeroing inside the file
4646 fallocate_zero_range=no
4647 cat > $TMPC << EOF
4648 #include <fcntl.h>
4649 #include <linux/falloc.h>
4651 int main(void)
4653 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4654 return 0;
4657 if compile_prog "" "" ; then
4658 fallocate_zero_range=yes
4661 # check for posix_fallocate
4662 posix_fallocate=no
4663 cat > $TMPC << EOF
4664 #include <fcntl.h>
4666 int main(void)
4668 posix_fallocate(0, 0, 0);
4669 return 0;
4672 if compile_prog "" "" ; then
4673 posix_fallocate=yes
4676 # check for sync_file_range
4677 sync_file_range=no
4678 cat > $TMPC << EOF
4679 #include <fcntl.h>
4681 int main(void)
4683 sync_file_range(0, 0, 0, 0);
4684 return 0;
4687 if compile_prog "" "" ; then
4688 sync_file_range=yes
4691 # check for linux/fiemap.h and FS_IOC_FIEMAP
4692 fiemap=no
4693 cat > $TMPC << EOF
4694 #include <sys/ioctl.h>
4695 #include <linux/fs.h>
4696 #include <linux/fiemap.h>
4698 int main(void)
4700 ioctl(0, FS_IOC_FIEMAP, 0);
4701 return 0;
4704 if compile_prog "" "" ; then
4705 fiemap=yes
4708 # check for dup3
4709 dup3=no
4710 cat > $TMPC << EOF
4711 #include <unistd.h>
4713 int main(void)
4715 dup3(0, 0, 0);
4716 return 0;
4719 if compile_prog "" "" ; then
4720 dup3=yes
4723 # check for ppoll support
4724 ppoll=no
4725 cat > $TMPC << EOF
4726 #include <poll.h>
4728 int main(void)
4730 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4731 ppoll(&pfd, 1, 0, 0);
4732 return 0;
4735 if compile_prog "" "" ; then
4736 ppoll=yes
4739 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4740 prctl_pr_set_timerslack=no
4741 cat > $TMPC << EOF
4742 #include <sys/prctl.h>
4744 int main(void)
4746 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4747 return 0;
4750 if compile_prog "" "" ; then
4751 prctl_pr_set_timerslack=yes
4754 # check for epoll support
4755 epoll=no
4756 cat > $TMPC << EOF
4757 #include <sys/epoll.h>
4759 int main(void)
4761 epoll_create(0);
4762 return 0;
4765 if compile_prog "" "" ; then
4766 epoll=yes
4769 # epoll_create1 is a later addition
4770 # so we must check separately for its presence
4771 epoll_create1=no
4772 cat > $TMPC << EOF
4773 #include <sys/epoll.h>
4775 int main(void)
4777 /* Note that we use epoll_create1 as a value, not as
4778 * a function being called. This is necessary so that on
4779 * old SPARC glibc versions where the function was present in
4780 * the library but not declared in the header file we will
4781 * fail the configure check. (Otherwise we will get a compiler
4782 * warning but not an error, and will proceed to fail the
4783 * qemu compile where we compile with -Werror.)
4785 return (int)(uintptr_t)&epoll_create1;
4788 if compile_prog "" "" ; then
4789 epoll_create1=yes
4792 # check for sendfile support
4793 sendfile=no
4794 cat > $TMPC << EOF
4795 #include <sys/sendfile.h>
4797 int main(void)
4799 return sendfile(0, 0, 0, 0);
4802 if compile_prog "" "" ; then
4803 sendfile=yes
4806 # check for timerfd support (glibc 2.8 and newer)
4807 timerfd=no
4808 cat > $TMPC << EOF
4809 #include <sys/timerfd.h>
4811 int main(void)
4813 return(timerfd_create(CLOCK_REALTIME, 0));
4816 if compile_prog "" "" ; then
4817 timerfd=yes
4820 # check for setns and unshare support
4821 setns=no
4822 cat > $TMPC << EOF
4823 #include <sched.h>
4825 int main(void)
4827 int ret;
4828 ret = setns(0, 0);
4829 ret = unshare(0);
4830 return ret;
4833 if compile_prog "" "" ; then
4834 setns=yes
4837 # clock_adjtime probe
4838 clock_adjtime=no
4839 cat > $TMPC <<EOF
4840 #include <time.h>
4842 int main(void)
4844 return clock_adjtime(0, 0);
4847 clock_adjtime=no
4848 if compile_prog "" "" ; then
4849 clock_adjtime=yes
4852 # syncfs probe
4853 syncfs=no
4854 cat > $TMPC <<EOF
4855 #include <unistd.h>
4857 int main(void)
4859 return syncfs(0);
4862 syncfs=no
4863 if compile_prog "" "" ; then
4864 syncfs=yes
4867 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4868 kcov=no
4869 if check_include sys/kcov.h ; then
4870 kcov=yes
4873 # Check we have a new enough version of sphinx-build
4874 has_sphinx_build() {
4875 # This is a bit awkward but works: create a trivial document and
4876 # try to run it with our configuration file (which enforces a
4877 # version requirement). This will fail if either
4878 # sphinx-build doesn't exist at all or if it is too old.
4879 mkdir -p "$TMPDIR1/sphinx"
4880 touch "$TMPDIR1/sphinx/index.rst"
4881 "$sphinx_build" -c "$source_path/docs" -b html "$TMPDIR1/sphinx" "$TMPDIR1/sphinx/out" >/dev/null 2>&1
4884 # Check if tools are available to build documentation.
4885 if test "$docs" != "no" ; then
4886 if has_sphinx_build; then
4887 sphinx_ok=yes
4888 else
4889 sphinx_ok=no
4891 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4892 docs=yes
4893 else
4894 if test "$docs" = "yes" ; then
4895 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4896 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4898 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4900 docs=no
4904 # Search for bswap_32 function
4905 byteswap_h=no
4906 cat > $TMPC << EOF
4907 #include <byteswap.h>
4908 int main(void) { return bswap_32(0); }
4910 if compile_prog "" "" ; then
4911 byteswap_h=yes
4914 # Search for bswap32 function
4915 bswap_h=no
4916 cat > $TMPC << EOF
4917 #include <sys/endian.h>
4918 #include <sys/types.h>
4919 #include <machine/bswap.h>
4920 int main(void) { return bswap32(0); }
4922 if compile_prog "" "" ; then
4923 bswap_h=yes
4926 ##########################################
4927 # Do we have libiscsi >= 1.9.0
4928 if test "$libiscsi" != "no" ; then
4929 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4930 libiscsi="yes"
4931 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4932 libiscsi_libs=$($pkg_config --libs libiscsi)
4933 else
4934 if test "$libiscsi" = "yes" ; then
4935 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4937 libiscsi="no"
4941 ##########################################
4942 # Do we need libm
4943 cat > $TMPC << EOF
4944 #include <math.h>
4945 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4947 if compile_prog "" "" ; then
4949 elif compile_prog "" "-lm" ; then
4950 LIBS="-lm $LIBS"
4951 libs_qga="-lm $libs_qga"
4952 else
4953 error_exit "libm check failed"
4956 ##########################################
4957 # Do we need librt
4958 # uClibc provides 2 versions of clock_gettime(), one with realtime
4959 # support and one without. This means that the clock_gettime() don't
4960 # need -lrt. We still need it for timer_create() so we check for this
4961 # function in addition.
4962 cat > $TMPC <<EOF
4963 #include <signal.h>
4964 #include <time.h>
4965 int main(void) {
4966 timer_create(CLOCK_REALTIME, NULL, NULL);
4967 return clock_gettime(CLOCK_REALTIME, NULL);
4971 if compile_prog "" "" ; then
4973 # we need pthread for static linking. use previous pthread test result
4974 elif compile_prog "" "$pthread_lib -lrt" ; then
4975 LIBS="$LIBS -lrt"
4976 libs_qga="$libs_qga -lrt"
4979 # Check whether we need to link libutil for openpty()
4980 cat > $TMPC << EOF
4981 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
4982 int main(void) { return openpty(0, 0, 0, 0, 0); }
4985 if ! compile_prog "" "" ; then
4986 if compile_prog "" "-lutil" ; then
4987 libs_softmmu="-lutil $libs_softmmu"
4988 libs_tools="-lutil $libs_tools"
4992 ##########################################
4993 # spice probe
4994 if test "$spice" != "no" ; then
4995 cat > $TMPC << EOF
4996 #include <spice.h>
4997 int main(void) { spice_server_new(); return 0; }
4999 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5000 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5001 if $pkg_config --atleast-version=0.12.5 spice-server && \
5002 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5003 compile_prog "$spice_cflags" "$spice_libs" ; then
5004 spice="yes"
5005 libs_softmmu="$libs_softmmu $spice_libs"
5006 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5007 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5008 spice_server_version=$($pkg_config --modversion spice-server)
5009 else
5010 if test "$spice" = "yes" ; then
5011 feature_not_found "spice" \
5012 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5014 spice="no"
5018 # check for smartcard support
5019 if test "$smartcard" != "no"; then
5020 if $pkg_config --atleast-version=2.5.1 libcacard; then
5021 libcacard_cflags=$($pkg_config --cflags libcacard)
5022 libcacard_libs=$($pkg_config --libs libcacard)
5023 smartcard="yes"
5024 else
5025 if test "$smartcard" = "yes"; then
5026 feature_not_found "smartcard" "Install libcacard devel"
5028 smartcard="no"
5032 # check for libusb
5033 if test "$libusb" != "no" ; then
5034 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5035 libusb="yes"
5036 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5037 libusb_libs=$($pkg_config --libs libusb-1.0)
5038 else
5039 if test "$libusb" = "yes"; then
5040 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5042 libusb="no"
5046 # check for usbredirparser for usb network redirection support
5047 if test "$usb_redir" != "no" ; then
5048 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5049 usb_redir="yes"
5050 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5051 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5052 else
5053 if test "$usb_redir" = "yes"; then
5054 feature_not_found "usb-redir" "Install usbredir devel"
5056 usb_redir="no"
5060 ##########################################
5061 # check if we have VSS SDK headers for win
5063 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5064 test "$vss_win32_sdk" != "no" ; then
5065 case "$vss_win32_sdk" in
5066 "") vss_win32_include="-isystem $source_path" ;;
5067 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5068 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5069 vss_win32_include="-isystem $source_path/.sdk/vss"
5070 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5072 *) vss_win32_include="-isystem $vss_win32_sdk"
5073 esac
5074 cat > $TMPC << EOF
5075 #define __MIDL_user_allocate_free_DEFINED__
5076 #include <inc/win2003/vss.h>
5077 int main(void) { return VSS_CTX_BACKUP; }
5079 if compile_prog "$vss_win32_include" "" ; then
5080 guest_agent_with_vss="yes"
5081 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5082 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5083 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5084 else
5085 if test "$vss_win32_sdk" != "" ; then
5086 echo "ERROR: Please download and install Microsoft VSS SDK:"
5087 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5088 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5089 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5090 echo "ERROR: The headers are extracted in the directory \`inc'."
5091 feature_not_found "VSS support"
5093 guest_agent_with_vss="no"
5097 ##########################################
5098 # lookup Windows platform SDK (if not specified)
5099 # The SDK is needed only to build .tlb (type library) file of guest agent
5100 # VSS provider from the source. It is usually unnecessary because the
5101 # pre-compiled .tlb file is included.
5103 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5104 test "$guest_agent_with_vss" = "yes" ; then
5105 if test -z "$win_sdk"; then
5106 programfiles="$PROGRAMFILES"
5107 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5108 if test -n "$programfiles"; then
5109 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5110 else
5111 feature_not_found "Windows SDK"
5113 elif test "$win_sdk" = "no"; then
5114 win_sdk=""
5118 ##########################################
5119 # check if mingw environment provides a recent ntddscsi.h
5120 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5121 cat > $TMPC << EOF
5122 #include <windows.h>
5123 #include <ntddscsi.h>
5124 int main(void) {
5125 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5126 #error Missing required ioctl definitions
5127 #endif
5128 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5129 return addr.Lun;
5132 if compile_prog "" "" ; then
5133 guest_agent_ntddscsi=yes
5134 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5138 ##########################################
5139 # virgl renderer probe
5141 if test "$virglrenderer" != "no" ; then
5142 cat > $TMPC << EOF
5143 #include <virglrenderer.h>
5144 int main(void) { virgl_renderer_poll(); return 0; }
5146 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5147 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5148 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5149 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5150 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5151 virglrenderer="yes"
5152 else
5153 if test "$virglrenderer" = "yes" ; then
5154 feature_not_found "virglrenderer"
5156 virglrenderer="no"
5160 ##########################################
5161 # capstone
5163 case "$capstone" in
5164 "" | yes)
5165 if $pkg_config capstone; then
5166 capstone=system
5167 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5168 capstone=git
5169 elif test -e "${source_path}/capstone/Makefile" ; then
5170 capstone=internal
5171 elif test -z "$capstone" ; then
5172 capstone=no
5173 else
5174 feature_not_found "capstone" "Install capstone devel or git submodule"
5178 system)
5179 if ! $pkg_config capstone; then
5180 feature_not_found "capstone" "Install capstone devel"
5183 esac
5185 case "$capstone" in
5186 git | internal)
5187 if test "$capstone" = git; then
5188 git_submodules="${git_submodules} capstone"
5190 mkdir -p capstone
5191 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5192 if test "$mingw32" = "yes"; then
5193 LIBCAPSTONE=capstone.lib
5194 else
5195 LIBCAPSTONE=libcapstone.a
5197 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5200 system)
5201 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5202 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5208 error_exit "Unknown state for capstone: $capstone"
5210 esac
5212 ##########################################
5213 # check if we have fdatasync
5215 fdatasync=no
5216 cat > $TMPC << EOF
5217 #include <unistd.h>
5218 int main(void) {
5219 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5220 return fdatasync(0);
5221 #else
5222 #error Not supported
5223 #endif
5226 if compile_prog "" "" ; then
5227 fdatasync=yes
5230 ##########################################
5231 # check if we have madvise
5233 madvise=no
5234 cat > $TMPC << EOF
5235 #include <sys/types.h>
5236 #include <sys/mman.h>
5237 #include <stddef.h>
5238 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5240 if compile_prog "" "" ; then
5241 madvise=yes
5244 ##########################################
5245 # check if we have posix_madvise
5247 posix_madvise=no
5248 cat > $TMPC << EOF
5249 #include <sys/mman.h>
5250 #include <stddef.h>
5251 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5253 if compile_prog "" "" ; then
5254 posix_madvise=yes
5257 ##########################################
5258 # check if we have posix_memalign()
5260 posix_memalign=no
5261 cat > $TMPC << EOF
5262 #include <stdlib.h>
5263 int main(void) {
5264 void *p;
5265 return posix_memalign(&p, 8, 8);
5268 if compile_prog "" "" ; then
5269 posix_memalign=yes
5272 ##########################################
5273 # check if we have posix_syslog
5275 posix_syslog=no
5276 cat > $TMPC << EOF
5277 #include <syslog.h>
5278 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5280 if compile_prog "" "" ; then
5281 posix_syslog=yes
5284 ##########################################
5285 # check if we have sem_timedwait
5287 sem_timedwait=no
5288 cat > $TMPC << EOF
5289 #include <semaphore.h>
5290 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5292 if compile_prog "" "" ; then
5293 sem_timedwait=yes
5296 ##########################################
5297 # check if we have strchrnul
5299 strchrnul=no
5300 cat > $TMPC << EOF
5301 #include <string.h>
5302 int main(void);
5303 // Use a haystack that the compiler shouldn't be able to constant fold
5304 char *haystack = (char*)&main;
5305 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5307 if compile_prog "" "" ; then
5308 strchrnul=yes
5311 #########################################
5312 # check if we have st_atim
5314 st_atim=no
5315 cat > $TMPC << EOF
5316 #include <sys/stat.h>
5317 #include <stddef.h>
5318 int main(void) { return offsetof(struct stat, st_atim); }
5320 if compile_prog "" "" ; then
5321 st_atim=yes
5324 ##########################################
5325 # check if trace backend exists
5327 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5328 if test "$?" -ne 0 ; then
5329 error_exit "invalid trace backends" \
5330 "Please choose supported trace backends."
5333 ##########################################
5334 # For 'ust' backend, test if ust headers are present
5335 if have_backend "ust"; then
5336 cat > $TMPC << EOF
5337 #include <lttng/tracepoint.h>
5338 int main(void) { return 0; }
5340 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5341 if $pkg_config lttng-ust --exists; then
5342 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5343 else
5344 lttng_ust_libs="-llttng-ust -ldl"
5346 if $pkg_config liburcu-bp --exists; then
5347 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5348 else
5349 urcu_bp_libs="-lurcu-bp"
5352 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5353 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5354 else
5355 error_exit "Trace backend 'ust' missing lttng-ust header files"
5359 ##########################################
5360 # For 'dtrace' backend, test if 'dtrace' command is present
5361 if have_backend "dtrace"; then
5362 if ! has 'dtrace' ; then
5363 error_exit "dtrace command is not found in PATH $PATH"
5365 trace_backend_stap="no"
5366 if has 'stap' ; then
5367 trace_backend_stap="yes"
5371 ##########################################
5372 # check and set a backend for coroutine
5374 # We prefer ucontext, but it's not always possible. The fallback
5375 # is sigcontext. On Windows the only valid backend is the Windows
5376 # specific one.
5378 ucontext_works=no
5379 if test "$darwin" != "yes"; then
5380 cat > $TMPC << EOF
5381 #include <ucontext.h>
5382 #ifdef __stub_makecontext
5383 #error Ignoring glibc stub makecontext which will always fail
5384 #endif
5385 int main(void) { makecontext(0, 0, 0); return 0; }
5387 if compile_prog "" "" ; then
5388 ucontext_works=yes
5392 if test "$coroutine" = ""; then
5393 if test "$mingw32" = "yes"; then
5394 coroutine=win32
5395 elif test "$ucontext_works" = "yes"; then
5396 coroutine=ucontext
5397 else
5398 coroutine=sigaltstack
5400 else
5401 case $coroutine in
5402 windows)
5403 if test "$mingw32" != "yes"; then
5404 error_exit "'windows' coroutine backend only valid for Windows"
5406 # Unfortunately the user visible backend name doesn't match the
5407 # coroutine-*.c filename for this case, so we have to adjust it here.
5408 coroutine=win32
5410 ucontext)
5411 if test "$ucontext_works" != "yes"; then
5412 feature_not_found "ucontext"
5415 sigaltstack)
5416 if test "$mingw32" = "yes"; then
5417 error_exit "only the 'windows' coroutine backend is valid for Windows"
5421 error_exit "unknown coroutine backend $coroutine"
5423 esac
5426 if test "$coroutine_pool" = ""; then
5427 coroutine_pool=yes
5430 if test "$debug_stack_usage" = "yes"; then
5431 if test "$coroutine_pool" = "yes"; then
5432 echo "WARN: disabling coroutine pool for stack usage debugging"
5433 coroutine_pool=no
5438 ##########################################
5439 # check if we have open_by_handle_at
5441 open_by_handle_at=no
5442 cat > $TMPC << EOF
5443 #include <fcntl.h>
5444 #if !defined(AT_EMPTY_PATH)
5445 # error missing definition
5446 #else
5447 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5448 #endif
5450 if compile_prog "" "" ; then
5451 open_by_handle_at=yes
5454 ########################################
5455 # check if we have linux/magic.h
5457 linux_magic_h=no
5458 cat > $TMPC << EOF
5459 #include <linux/magic.h>
5460 int main(void) {
5461 return 0;
5464 if compile_prog "" "" ; then
5465 linux_magic_h=yes
5468 ########################################
5469 # check whether we can disable warning option with a pragma (this is needed
5470 # to silence warnings in the headers of some versions of external libraries).
5471 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5472 # only a warning.
5474 # If we can't selectively disable warning in the code, disable -Werror so that
5475 # the build doesn't fail anyway.
5477 pragma_disable_unused_but_set=no
5478 cat > $TMPC << EOF
5479 #pragma GCC diagnostic push
5480 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5481 #pragma GCC diagnostic pop
5483 int main(void) {
5484 return 0;
5487 if compile_prog "-Werror" "" ; then
5488 pragma_diagnostic_available=yes
5489 else
5490 werror=no
5493 ########################################
5494 # check if we have valgrind/valgrind.h
5496 valgrind_h=no
5497 cat > $TMPC << EOF
5498 #include <valgrind/valgrind.h>
5499 int main(void) {
5500 return 0;
5503 if compile_prog "" "" ; then
5504 valgrind_h=yes
5507 ########################################
5508 # check if environ is declared
5510 has_environ=no
5511 cat > $TMPC << EOF
5512 #include <unistd.h>
5513 int main(void) {
5514 environ = 0;
5515 return 0;
5518 if compile_prog "" "" ; then
5519 has_environ=yes
5522 ########################################
5523 # check if cpuid.h is usable.
5525 cat > $TMPC << EOF
5526 #include <cpuid.h>
5527 int main(void) {
5528 unsigned a, b, c, d;
5529 int max = __get_cpuid_max(0, 0);
5531 if (max >= 1) {
5532 __cpuid(1, a, b, c, d);
5535 if (max >= 7) {
5536 __cpuid_count(7, 0, a, b, c, d);
5539 return 0;
5542 if compile_prog "" "" ; then
5543 cpuid_h=yes
5546 ##########################################
5547 # avx2 optimization requirement check
5549 # There is no point enabling this if cpuid.h is not usable,
5550 # since we won't be able to select the new routines.
5552 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5553 cat > $TMPC << EOF
5554 #pragma GCC push_options
5555 #pragma GCC target("avx2")
5556 #include <cpuid.h>
5557 #include <immintrin.h>
5558 static int bar(void *a) {
5559 __m256i x = *(__m256i *)a;
5560 return _mm256_testz_si256(x, x);
5562 int main(int argc, char *argv[]) { return bar(argv[0]); }
5564 if compile_object "" ; then
5565 avx2_opt="yes"
5566 else
5567 avx2_opt="no"
5571 ########################################
5572 # check if __[u]int128_t is usable.
5574 int128=no
5575 cat > $TMPC << EOF
5576 __int128_t a;
5577 __uint128_t b;
5578 int main (void) {
5579 a = a + b;
5580 b = a * b;
5581 a = a * a;
5582 return 0;
5585 if compile_prog "" "" ; then
5586 int128=yes
5589 #########################################
5590 # See if 128-bit atomic operations are supported.
5592 atomic128=no
5593 if test "$int128" = "yes"; then
5594 cat > $TMPC << EOF
5595 int main(void)
5597 unsigned __int128 x = 0, y = 0;
5598 y = __atomic_load_16(&x, 0);
5599 __atomic_store_16(&x, y, 0);
5600 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5601 return 0;
5604 if compile_prog "" "" ; then
5605 atomic128=yes
5609 cmpxchg128=no
5610 if test "$int128" = yes && test "$atomic128" = no; then
5611 cat > $TMPC << EOF
5612 int main(void)
5614 unsigned __int128 x = 0, y = 0;
5615 __sync_val_compare_and_swap_16(&x, y, x);
5616 return 0;
5619 if compile_prog "" "" ; then
5620 cmpxchg128=yes
5624 #########################################
5625 # See if 64-bit atomic operations are supported.
5626 # Note that without __atomic builtins, we can only
5627 # assume atomic loads/stores max at pointer size.
5629 cat > $TMPC << EOF
5630 #include <stdint.h>
5631 int main(void)
5633 uint64_t x = 0, y = 0;
5634 #ifdef __ATOMIC_RELAXED
5635 y = __atomic_load_8(&x, 0);
5636 __atomic_store_8(&x, y, 0);
5637 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5638 __atomic_exchange_8(&x, y, 0);
5639 __atomic_fetch_add_8(&x, y, 0);
5640 #else
5641 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5642 __sync_lock_test_and_set(&x, y);
5643 __sync_val_compare_and_swap(&x, y, 0);
5644 __sync_fetch_and_add(&x, y);
5645 #endif
5646 return 0;
5649 if compile_prog "" "" ; then
5650 atomic64=yes
5653 #########################################
5654 # See if --dynamic-list is supported by the linker
5655 ld_dynamic_list="no"
5656 if test "$static" = "no" ; then
5657 cat > $TMPTXT <<EOF
5659 foo;
5663 cat > $TMPC <<EOF
5664 #include <stdio.h>
5665 void foo(void);
5667 void foo(void)
5669 printf("foo\n");
5672 int main(void)
5674 foo();
5675 return 0;
5679 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5680 ld_dynamic_list="yes"
5684 #########################################
5685 # See if -exported_symbols_list is supported by the linker
5687 ld_exported_symbols_list="no"
5688 if test "$static" = "no" ; then
5689 cat > $TMPTXT <<EOF
5690 _foo
5693 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5694 ld_exported_symbols_list="yes"
5698 if test "$plugins" = "yes" &&
5699 test "$ld_dynamic_list" = "no" &&
5700 test "$ld_exported_symbols_list" = "no" ; then
5701 error_exit \
5702 "Plugin support requires dynamic linking and specifying a set of symbols " \
5703 "that are exported to plugins. Unfortunately your linker doesn't " \
5704 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5705 "for this purpose. You can't build with --static."
5708 ########################################
5709 # See if 16-byte vector operations are supported.
5710 # Even without a vector unit the compiler may expand these.
5711 # There is a bug in old GCC for PPC that crashes here.
5712 # Unfortunately it's the system compiler for Centos 7.
5714 cat > $TMPC << EOF
5715 typedef unsigned char U1 __attribute__((vector_size(16)));
5716 typedef unsigned short U2 __attribute__((vector_size(16)));
5717 typedef unsigned int U4 __attribute__((vector_size(16)));
5718 typedef unsigned long long U8 __attribute__((vector_size(16)));
5719 typedef signed char S1 __attribute__((vector_size(16)));
5720 typedef signed short S2 __attribute__((vector_size(16)));
5721 typedef signed int S4 __attribute__((vector_size(16)));
5722 typedef signed long long S8 __attribute__((vector_size(16)));
5723 static U1 a1, b1;
5724 static U2 a2, b2;
5725 static U4 a4, b4;
5726 static U8 a8, b8;
5727 static S1 c1;
5728 static S2 c2;
5729 static S4 c4;
5730 static S8 c8;
5731 static int i;
5732 void helper(void *d, void *a, int shift, int i);
5733 void helper(void *d, void *a, int shift, int i)
5735 *(U1 *)(d + i) = *(U1 *)(a + i) << shift;
5736 *(U2 *)(d + i) = *(U2 *)(a + i) << shift;
5737 *(U4 *)(d + i) = *(U4 *)(a + i) << shift;
5738 *(U8 *)(d + i) = *(U8 *)(a + i) << shift;
5740 int main(void)
5742 a1 += b1; a2 += b2; a4 += b4; a8 += b8;
5743 a1 -= b1; a2 -= b2; a4 -= b4; a8 -= b8;
5744 a1 *= b1; a2 *= b2; a4 *= b4; a8 *= b8;
5745 a1 &= b1; a2 &= b2; a4 &= b4; a8 &= b8;
5746 a1 |= b1; a2 |= b2; a4 |= b4; a8 |= b8;
5747 a1 ^= b1; a2 ^= b2; a4 ^= b4; a8 ^= b8;
5748 a1 <<= i; a2 <<= i; a4 <<= i; a8 <<= i;
5749 a1 >>= i; a2 >>= i; a4 >>= i; a8 >>= i;
5750 c1 >>= i; c2 >>= i; c4 >>= i; c8 >>= i;
5751 return 0;
5755 vector16=no
5756 if compile_prog "" "" ; then
5757 vector16=yes
5760 ########################################
5761 # See if __attribute__((alias)) is supported.
5762 # This false for Xcode 9, but has been remedied for Xcode 10.
5763 # Unfortunately, travis uses Xcode 9 by default.
5765 attralias=no
5766 cat > $TMPC << EOF
5767 int x = 1;
5768 extern const int y __attribute__((alias("x")));
5769 int main(void) { return 0; }
5771 if compile_prog "" "" ; then
5772 attralias=yes
5775 ########################################
5776 # check if getauxval is available.
5778 getauxval=no
5779 cat > $TMPC << EOF
5780 #include <sys/auxv.h>
5781 int main(void) {
5782 return getauxval(AT_HWCAP) == 0;
5785 if compile_prog "" "" ; then
5786 getauxval=yes
5789 ########################################
5790 # check if ccache is interfering with
5791 # semantic analysis of macros
5793 unset CCACHE_CPP2
5794 ccache_cpp2=no
5795 cat > $TMPC << EOF
5796 static const int Z = 1;
5797 #define fn() ({ Z; })
5798 #define TAUT(X) ((X) == Z)
5799 #define PAREN(X, Y) (X == Y)
5800 #define ID(X) (X)
5801 int main(int argc, char *argv[])
5803 int x = 0, y = 0;
5804 x = ID(x);
5805 x = fn();
5806 fn();
5807 if (PAREN(x, y)) return 0;
5808 if (TAUT(Z)) return 0;
5809 return 0;
5813 if ! compile_object "-Werror"; then
5814 ccache_cpp2=yes
5817 #################################################
5818 # clang does not support glibc + FORTIFY_SOURCE.
5820 if test "$fortify_source" != "no"; then
5821 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5822 fortify_source="no";
5823 elif test -n "$cxx" && has $cxx &&
5824 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5825 fortify_source="no";
5826 else
5827 fortify_source="yes"
5831 ###############################################
5832 # Check if copy_file_range is provided by glibc
5833 have_copy_file_range=no
5834 cat > $TMPC << EOF
5835 #include <unistd.h>
5836 int main(void) {
5837 copy_file_range(0, NULL, 0, NULL, 0, 0);
5838 return 0;
5841 if compile_prog "" "" ; then
5842 have_copy_file_range=yes
5845 ##########################################
5846 # check if struct fsxattr is available via linux/fs.h
5848 have_fsxattr=no
5849 cat > $TMPC << EOF
5850 #include <linux/fs.h>
5851 struct fsxattr foo;
5852 int main(void) {
5853 return 0;
5856 if compile_prog "" "" ; then
5857 have_fsxattr=yes
5860 ##########################################
5861 # check for usable membarrier system call
5862 if test "$membarrier" = "yes"; then
5863 have_membarrier=no
5864 if test "$mingw32" = "yes" ; then
5865 have_membarrier=yes
5866 elif test "$linux" = "yes" ; then
5867 cat > $TMPC << EOF
5868 #include <linux/membarrier.h>
5869 #include <sys/syscall.h>
5870 #include <unistd.h>
5871 #include <stdlib.h>
5872 int main(void) {
5873 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5874 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5875 exit(0);
5878 if compile_prog "" "" ; then
5879 have_membarrier=yes
5882 if test "$have_membarrier" = "no"; then
5883 feature_not_found "membarrier" "membarrier system call not available"
5885 else
5886 # Do not enable it by default even for Mingw32, because it doesn't
5887 # work on Wine.
5888 membarrier=no
5891 ##########################################
5892 # check if rtnetlink.h exists and is useful
5893 have_rtnetlink=no
5894 cat > $TMPC << EOF
5895 #include <linux/rtnetlink.h>
5896 int main(void) {
5897 return IFLA_PROTO_DOWN;
5900 if compile_prog "" "" ; then
5901 have_rtnetlink=yes
5904 ##########################################
5905 # check for usable AF_VSOCK environment
5906 have_af_vsock=no
5907 cat > $TMPC << EOF
5908 #include <errno.h>
5909 #include <sys/types.h>
5910 #include <sys/socket.h>
5911 #if !defined(AF_VSOCK)
5912 # error missing AF_VSOCK flag
5913 #endif
5914 #include <linux/vm_sockets.h>
5915 int main(void) {
5916 int sock, ret;
5917 struct sockaddr_vm svm;
5918 socklen_t len = sizeof(svm);
5919 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5920 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5921 if ((ret == -1) && (errno == ENOTCONN)) {
5922 return 0;
5924 return -1;
5927 if compile_prog "" "" ; then
5928 have_af_vsock=yes
5931 ##########################################
5932 # check for usable AF_ALG environment
5933 have_afalg=no
5934 cat > $TMPC << EOF
5935 #include <errno.h>
5936 #include <sys/types.h>
5937 #include <sys/socket.h>
5938 #include <linux/if_alg.h>
5939 int main(void) {
5940 int sock;
5941 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5942 return sock;
5945 if compile_prog "" "" ; then
5946 have_afalg=yes
5948 if test "$crypto_afalg" = "yes"
5949 then
5950 if test "$have_afalg" != "yes"
5951 then
5952 error_exit "AF_ALG requested but could not be detected"
5957 #################################################
5958 # Check to see if we have the Hypervisor framework
5959 if [ "$darwin" = "yes" ] ; then
5960 cat > $TMPC << EOF
5961 #include <Hypervisor/hv.h>
5962 int main() { return 0;}
5964 if ! compile_object ""; then
5965 hvf='no'
5966 else
5967 hvf='yes'
5968 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
5972 #################################################
5973 # Sparc implicitly links with --relax, which is
5974 # incompatible with -r, so --no-relax should be
5975 # given. It does no harm to give it on other
5976 # platforms too.
5978 # Note: the prototype is needed since QEMU_CFLAGS
5979 # contains -Wmissing-prototypes
5980 cat > $TMPC << EOF
5981 extern int foo(void);
5982 int foo(void) { return 0; }
5984 if ! compile_object ""; then
5985 error_exit "Failed to compile object file for LD_REL_FLAGS test"
5987 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
5988 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
5989 LD_REL_FLAGS=$i
5990 break
5992 done
5993 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
5994 feature_not_found "modules" "Cannot find how to build relocatable objects"
5997 ##########################################
5998 # check for sysmacros.h
6000 have_sysmacros=no
6001 cat > $TMPC << EOF
6002 #include <sys/sysmacros.h>
6003 int main(void) {
6004 return makedev(0, 0);
6007 if compile_prog "" "" ; then
6008 have_sysmacros=yes
6011 ##########################################
6012 # Veritas HyperScale block driver VxHS
6013 # Check if libvxhs is installed
6015 if test "$vxhs" != "no" ; then
6016 cat > $TMPC <<EOF
6017 #include <stdint.h>
6018 #include <qnio/qnio_api.h>
6020 void *vxhs_callback;
6022 int main(void) {
6023 iio_init(QNIO_VERSION, vxhs_callback);
6024 return 0;
6027 vxhs_libs="-lvxhs -lssl"
6028 if compile_prog "" "$vxhs_libs" ; then
6029 vxhs=yes
6030 else
6031 if test "$vxhs" = "yes" ; then
6032 feature_not_found "vxhs block device" "Install libvxhs See github"
6034 vxhs=no
6038 ##########################################
6039 # check for _Static_assert()
6041 have_static_assert=no
6042 cat > $TMPC << EOF
6043 _Static_assert(1, "success");
6044 int main(void) {
6045 return 0;
6048 if compile_prog "" "" ; then
6049 have_static_assert=yes
6052 ##########################################
6053 # check for utmpx.h, it is missing e.g. on OpenBSD
6055 have_utmpx=no
6056 cat > $TMPC << EOF
6057 #include <utmpx.h>
6058 struct utmpx user_info;
6059 int main(void) {
6060 return 0;
6063 if compile_prog "" "" ; then
6064 have_utmpx=yes
6067 ##########################################
6068 # check for getrandom()
6070 have_getrandom=no
6071 cat > $TMPC << EOF
6072 #include <sys/random.h>
6073 int main(void) {
6074 return getrandom(0, 0, GRND_NONBLOCK);
6077 if compile_prog "" "" ; then
6078 have_getrandom=yes
6081 ##########################################
6082 # checks for sanitizers
6084 have_asan=no
6085 have_ubsan=no
6086 have_asan_iface_h=no
6087 have_asan_iface_fiber=no
6089 if test "$sanitizers" = "yes" ; then
6090 write_c_skeleton
6091 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6092 have_asan=yes
6095 # we could use a simple skeleton for flags checks, but this also
6096 # detect the static linking issue of ubsan, see also:
6097 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6098 cat > $TMPC << EOF
6099 #include <stdlib.h>
6100 int main(void) {
6101 void *tmp = malloc(10);
6102 return *(int *)(tmp + 2);
6105 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6106 have_ubsan=yes
6109 if check_include "sanitizer/asan_interface.h" ; then
6110 have_asan_iface_h=yes
6113 cat > $TMPC << EOF
6114 #include <sanitizer/asan_interface.h>
6115 int main(void) {
6116 __sanitizer_start_switch_fiber(0, 0, 0);
6117 return 0;
6120 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6121 have_asan_iface_fiber=yes
6125 ##########################################
6126 # checks for fuzzer
6127 if test "$fuzzing" = "yes" ; then
6128 write_c_fuzzer_skeleton
6129 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6130 have_fuzzer=yes
6134 ##########################################
6135 # check for libpmem
6137 if test "$libpmem" != "no"; then
6138 if $pkg_config --exists "libpmem"; then
6139 libpmem="yes"
6140 libpmem_libs=$($pkg_config --libs libpmem)
6141 libpmem_cflags=$($pkg_config --cflags libpmem)
6142 libs_softmmu="$libs_softmmu $libpmem_libs"
6143 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6144 else
6145 if test "$libpmem" = "yes" ; then
6146 feature_not_found "libpmem" "Install nvml or pmdk"
6148 libpmem="no"
6152 ##########################################
6153 # check for slirp
6155 # slirp is only required when building softmmu targets
6156 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6157 slirp="no"
6160 case "$slirp" in
6161 "" | yes)
6162 if $pkg_config slirp; then
6163 slirp=system
6164 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6165 slirp=git
6166 elif test -e "${source_path}/slirp/Makefile" ; then
6167 slirp=internal
6168 elif test -z "$slirp" ; then
6169 slirp=no
6170 else
6171 feature_not_found "slirp" "Install slirp devel or git submodule"
6175 system)
6176 if ! $pkg_config slirp; then
6177 feature_not_found "slirp" "Install slirp devel"
6180 esac
6182 case "$slirp" in
6183 git | internal)
6184 if test "$slirp" = git; then
6185 git_submodules="${git_submodules} slirp"
6187 mkdir -p slirp
6188 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6189 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6190 if test "$mingw32" = "yes" ; then
6191 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6195 system)
6196 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6197 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6198 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6204 error_exit "Unknown state for slirp: $slirp"
6206 esac
6209 ##########################################
6210 # End of CC checks
6211 # After here, no more $cc or $ld runs
6213 write_c_skeleton
6215 if test "$gcov" = "yes" ; then
6216 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6217 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6218 elif test "$fortify_source" = "yes" ; then
6219 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6220 elif test "$debug" = "no"; then
6221 CFLAGS="-O2 $CFLAGS"
6224 if test "$have_asan" = "yes"; then
6225 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6226 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6227 if test "$have_asan_iface_h" = "no" ; then
6228 echo "ASAN build enabled, but ASAN header missing." \
6229 "Without code annotation, the report may be inferior."
6230 elif test "$have_asan_iface_fiber" = "no" ; then
6231 echo "ASAN build enabled, but ASAN header is too old." \
6232 "Without code annotation, the report may be inferior."
6235 if test "$have_ubsan" = "yes"; then
6236 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6237 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6240 ##########################################
6241 # Do we have libnfs
6242 if test "$libnfs" != "no" ; then
6243 if $pkg_config --atleast-version=1.9.3 libnfs; then
6244 libnfs="yes"
6245 libnfs_libs=$($pkg_config --libs libnfs)
6246 else
6247 if test "$libnfs" = "yes" ; then
6248 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6250 libnfs="no"
6254 ##########################################
6255 # Do we have libudev
6256 if test "$libudev" != "no" ; then
6257 if $pkg_config libudev && test "$static" != "yes"; then
6258 libudev="yes"
6259 libudev_libs=$($pkg_config --libs libudev)
6260 else
6261 libudev="no"
6265 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6266 if test "$werror" = "yes"; then
6267 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6270 if test "$solaris" = "no" ; then
6271 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6272 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6276 # test if pod2man has --utf8 option
6277 if pod2man --help | grep -q utf8; then
6278 POD2MAN="pod2man --utf8"
6279 else
6280 POD2MAN="pod2man"
6283 # Use ASLR, no-SEH and DEP if available
6284 if test "$mingw32" = "yes" ; then
6285 for flag in --dynamicbase --no-seh --nxcompat; do
6286 if ld_has $flag ; then
6287 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6289 done
6292 # Disable OpenBSD W^X if available
6293 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6294 cat > $TMPC <<EOF
6295 int main(void) { return 0; }
6297 wx_ldflags="-Wl,-z,wxneeded"
6298 if compile_prog "" "$wx_ldflags"; then
6299 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6303 qemu_confdir=$sysconfdir$confsuffix
6304 qemu_moddir=$libdir$confsuffix
6305 qemu_datadir=$datadir$confsuffix
6306 qemu_localedir="$datadir/locale"
6307 qemu_icondir="$datadir/icons"
6308 qemu_desktopdir="$datadir/applications"
6310 # We can only support ivshmem if we have eventfd
6311 if [ "$eventfd" = "yes" ]; then
6312 ivshmem=yes
6315 tools=""
6316 if test "$want_tools" = "yes" ; then
6317 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6318 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6319 tools="qemu-nbd\$(EXESUF) $tools"
6321 if [ "$ivshmem" = "yes" ]; then
6322 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6324 if [ "$curl" = "yes" ]; then
6325 tools="elf2dmp\$(EXESUF) $tools"
6328 if test "$softmmu" = yes ; then
6329 if test "$linux" = yes; then
6330 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6331 virtfs=yes
6332 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
6333 else
6334 if test "$virtfs" = yes; then
6335 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6337 virtfs=no
6339 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6340 mpath=yes
6341 else
6342 if test "$mpath" = yes; then
6343 error_exit "Multipath requires libmpathpersist devel"
6345 mpath=no
6347 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
6348 else
6349 if test "$virtfs" = yes; then
6350 error_exit "VirtFS is supported only on Linux"
6352 virtfs=no
6353 if test "$mpath" = yes; then
6354 error_exit "Multipath is supported only on Linux"
6356 mpath=no
6358 if test "$xkbcommon" = "yes"; then
6359 tools="qemu-keymap\$(EXESUF) $tools"
6363 # Probe for guest agent support/options
6365 if [ "$guest_agent" != "no" ]; then
6366 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6367 guest_agent=no
6368 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6369 tools="qemu-ga\$(EXESUF) $tools"
6370 guest_agent=yes
6371 elif [ "$guest_agent" != yes ]; then
6372 guest_agent=no
6373 else
6374 error_exit "Guest agent is not supported on this platform"
6378 # Guest agent Window MSI package
6380 if test "$guest_agent" != yes; then
6381 if test "$guest_agent_msi" = yes; then
6382 error_exit "MSI guest agent package requires guest agent enabled"
6384 guest_agent_msi=no
6385 elif test "$mingw32" != "yes"; then
6386 if test "$guest_agent_msi" = "yes"; then
6387 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6389 guest_agent_msi=no
6390 elif ! has wixl; then
6391 if test "$guest_agent_msi" = "yes"; then
6392 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6394 guest_agent_msi=no
6395 else
6396 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6397 # disabled explicitly
6398 if test "$guest_agent_msi" != "no"; then
6399 guest_agent_msi=yes
6403 if test "$guest_agent_msi" = "yes"; then
6404 if test "$guest_agent_with_vss" = "yes"; then
6405 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6408 if test "$QEMU_GA_MANUFACTURER" = ""; then
6409 QEMU_GA_MANUFACTURER=QEMU
6412 if test "$QEMU_GA_DISTRO" = ""; then
6413 QEMU_GA_DISTRO=Linux
6416 if test "$QEMU_GA_VERSION" = ""; then
6417 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6420 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6422 case "$cpu" in
6423 x86_64)
6424 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6426 i386)
6427 QEMU_GA_MSI_ARCH="-D Arch=32"
6430 error_exit "CPU $cpu not supported for building installation package"
6432 esac
6435 # Mac OS X ships with a broken assembler
6436 roms=
6437 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6438 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6439 test "$softmmu" = yes ; then
6440 # Different host OS linkers have different ideas about the name of the ELF
6441 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6442 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6443 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6444 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6445 ld_i386_emulation="$emu"
6446 roms="optionrom"
6447 break
6449 done
6452 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6453 if test "$cpu" = "s390x" ; then
6454 write_c_skeleton
6455 if compile_prog "-march=z900" ""; then
6456 roms="$roms s390-ccw"
6460 # Probe for the need for relocating the user-only binary.
6461 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
6462 textseg_addr=
6463 case "$cpu" in
6464 arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
6465 # ??? Rationale for choosing this address
6466 textseg_addr=0x60000000
6468 mips)
6469 # A 256M aligned address, high in the address space, with enough
6470 # room for the code_gen_buffer above it before the stack.
6471 textseg_addr=0x60000000
6473 esac
6474 if [ -n "$textseg_addr" ]; then
6475 cat > $TMPC <<EOF
6476 int main(void) { return 0; }
6478 textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
6479 if ! compile_prog "" "$textseg_ldflags"; then
6480 # In case ld does not support -Ttext-segment, edit the default linker
6481 # script via sed to set the .text start addr. This is needed on FreeBSD
6482 # at least.
6483 if ! $ld --verbose >/dev/null 2>&1; then
6484 error_exit \
6485 "We need to link the QEMU user mode binaries at a" \
6486 "specific text address. Unfortunately your linker" \
6487 "doesn't support either the -Ttext-segment option or" \
6488 "printing the default linker script with --verbose." \
6489 "If you don't want the user mode binaries, pass the" \
6490 "--disable-user option to configure."
6493 $ld --verbose | sed \
6494 -e '1,/==================================================/d' \
6495 -e '/==================================================/,$d' \
6496 -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
6497 -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
6498 textseg_ldflags="-Wl,-T../config-host.ld"
6503 # Check that the C++ compiler exists and works with the C compiler.
6504 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6505 if has $cxx; then
6506 cat > $TMPC <<EOF
6507 int c_function(void);
6508 int main(void) { return c_function(); }
6511 compile_object
6513 cat > $TMPCXX <<EOF
6514 extern "C" {
6515 int c_function(void);
6517 int c_function(void) { return 42; }
6520 update_cxxflags
6522 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6523 # C++ compiler $cxx works ok with C compiler $cc
6525 else
6526 echo "C++ compiler $cxx does not work with C compiler $cc"
6527 echo "Disabling C++ specific optional code"
6528 cxx=
6530 else
6531 echo "No C++ compiler available; disabling C++ specific optional code"
6532 cxx=
6535 echo_version() {
6536 if test "$1" = "yes" ; then
6537 echo "($2)"
6541 # prepend pixman and ftd flags after all config tests are done
6542 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6543 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6544 libs_softmmu="$pixman_libs $libs_softmmu"
6546 echo "Install prefix $prefix"
6547 echo "BIOS directory $(eval echo $qemu_datadir)"
6548 echo "firmware path $(eval echo $firmwarepath)"
6549 echo "binary directory $(eval echo $bindir)"
6550 echo "library directory $(eval echo $libdir)"
6551 echo "module directory $(eval echo $qemu_moddir)"
6552 echo "libexec directory $(eval echo $libexecdir)"
6553 echo "include directory $(eval echo $includedir)"
6554 echo "config directory $(eval echo $sysconfdir)"
6555 if test "$mingw32" = "no" ; then
6556 echo "local state directory $(eval echo $local_statedir)"
6557 echo "Manual directory $(eval echo $mandir)"
6558 echo "ELF interp prefix $interp_prefix"
6559 else
6560 echo "local state directory queried at runtime"
6561 echo "Windows SDK $win_sdk"
6563 echo "Build directory $(pwd)"
6564 echo "Source path $source_path"
6565 echo "GIT binary $git"
6566 echo "GIT submodules $git_submodules"
6567 echo "C compiler $cc"
6568 echo "Host C compiler $host_cc"
6569 echo "C++ compiler $cxx"
6570 echo "Objective-C compiler $objcc"
6571 echo "ARFLAGS $ARFLAGS"
6572 echo "CFLAGS $CFLAGS"
6573 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6574 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6575 echo "make $make"
6576 echo "install $install"
6577 echo "python $python ($python_version)"
6578 if test "$docs" != "no"; then
6579 echo "sphinx-build $sphinx_build"
6581 echo "genisoimage $genisoimage"
6582 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6583 if test "$slirp" != "no" ; then
6584 echo "smbd $smbd"
6586 echo "module support $modules"
6587 echo "host CPU $cpu"
6588 echo "host big endian $bigendian"
6589 echo "target list $target_list"
6590 echo "gprof enabled $gprof"
6591 echo "sparse enabled $sparse"
6592 echo "strip binaries $strip_opt"
6593 echo "profiler $profiler"
6594 echo "static build $static"
6595 if test "$darwin" = "yes" ; then
6596 echo "Cocoa support $cocoa"
6598 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6599 echo "SDL image support $sdl_image"
6600 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6601 echo "GTK GL support $gtk_gl"
6602 echo "VTE support $vte $(echo_version $vte $vteversion)"
6603 echo "TLS priority $tls_priority"
6604 echo "GNUTLS support $gnutls"
6605 echo "libgcrypt $gcrypt"
6606 if test "$gcrypt" = "yes"
6607 then
6608 echo " hmac $gcrypt_hmac"
6609 echo " XTS $gcrypt_xts"
6611 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6612 if test "$nettle" = "yes"
6613 then
6614 echo " XTS $nettle_xts"
6616 echo "libtasn1 $tasn1"
6617 echo "PAM $auth_pam"
6618 echo "iconv support $iconv"
6619 echo "curses support $curses"
6620 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6621 echo "curl support $curl"
6622 echo "mingw32 support $mingw32"
6623 echo "Audio drivers $audio_drv_list"
6624 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6625 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6626 echo "VirtFS support $virtfs"
6627 echo "Multipath support $mpath"
6628 echo "VNC support $vnc"
6629 if test "$vnc" = "yes" ; then
6630 echo "VNC SASL support $vnc_sasl"
6631 echo "VNC JPEG support $vnc_jpeg"
6632 echo "VNC PNG support $vnc_png"
6634 echo "xen support $xen"
6635 if test "$xen" = "yes" ; then
6636 echo "xen ctrl version $xen_ctrl_version"
6638 echo "brlapi support $brlapi"
6639 echo "Documentation $docs"
6640 echo "PIE $pie"
6641 echo "vde support $vde"
6642 echo "netmap support $netmap"
6643 echo "Linux AIO support $linux_aio"
6644 echo "Linux io_uring support $linux_io_uring"
6645 echo "ATTR/XATTR support $attr"
6646 echo "Install blobs $blobs"
6647 echo "KVM support $kvm"
6648 echo "HAX support $hax"
6649 echo "HVF support $hvf"
6650 echo "WHPX support $whpx"
6651 echo "TCG support $tcg"
6652 if test "$tcg" = "yes" ; then
6653 echo "TCG debug enabled $debug_tcg"
6654 echo "TCG interpreter $tcg_interpreter"
6656 echo "malloc trim support $malloc_trim"
6657 echo "RDMA support $rdma"
6658 echo "PVRDMA support $pvrdma"
6659 echo "fdt support $fdt"
6660 echo "membarrier $membarrier"
6661 echo "preadv support $preadv"
6662 echo "fdatasync $fdatasync"
6663 echo "madvise $madvise"
6664 echo "posix_madvise $posix_madvise"
6665 echo "posix_memalign $posix_memalign"
6666 echo "libcap-ng support $cap_ng"
6667 echo "vhost-net support $vhost_net"
6668 echo "vhost-crypto support $vhost_crypto"
6669 echo "vhost-scsi support $vhost_scsi"
6670 echo "vhost-vsock support $vhost_vsock"
6671 echo "vhost-user support $vhost_user"
6672 echo "vhost-user-fs support $vhost_user_fs"
6673 echo "Trace backends $trace_backends"
6674 if have_backend "simple"; then
6675 echo "Trace output file $trace_file-<pid>"
6677 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6678 echo "rbd support $rbd"
6679 echo "xfsctl support $xfs"
6680 echo "smartcard support $smartcard"
6681 echo "libusb $libusb"
6682 echo "usb net redir $usb_redir"
6683 echo "OpenGL support $opengl"
6684 echo "OpenGL dmabufs $opengl_dmabuf"
6685 echo "libiscsi support $libiscsi"
6686 echo "libnfs support $libnfs"
6687 echo "build guest agent $guest_agent"
6688 echo "QGA VSS support $guest_agent_with_vss"
6689 echo "QGA w32 disk info $guest_agent_ntddscsi"
6690 echo "QGA MSI support $guest_agent_msi"
6691 echo "seccomp support $seccomp"
6692 echo "coroutine backend $coroutine"
6693 echo "coroutine pool $coroutine_pool"
6694 echo "debug stack usage $debug_stack_usage"
6695 echo "mutex debugging $debug_mutex"
6696 echo "crypto afalg $crypto_afalg"
6697 echo "GlusterFS support $glusterfs"
6698 echo "gcov $gcov_tool"
6699 echo "gcov enabled $gcov"
6700 echo "TPM support $tpm"
6701 echo "libssh support $libssh"
6702 echo "QOM debugging $qom_cast_debug"
6703 echo "Live block migration $live_block_migration"
6704 echo "lzo support $lzo"
6705 echo "snappy support $snappy"
6706 echo "bzip2 support $bzip2"
6707 echo "lzfse support $lzfse"
6708 echo "zstd support $zstd"
6709 echo "NUMA host support $numa"
6710 echo "libxml2 $libxml2"
6711 echo "tcmalloc support $tcmalloc"
6712 echo "jemalloc support $jemalloc"
6713 echo "avx2 optimization $avx2_opt"
6714 echo "replication support $replication"
6715 echo "VxHS block device $vxhs"
6716 echo "bochs support $bochs"
6717 echo "cloop support $cloop"
6718 echo "dmg support $dmg"
6719 echo "qcow v1 support $qcow1"
6720 echo "vdi support $vdi"
6721 echo "vvfat support $vvfat"
6722 echo "qed support $qed"
6723 echo "parallels support $parallels"
6724 echo "sheepdog support $sheepdog"
6725 echo "capstone $capstone"
6726 echo "libpmem support $libpmem"
6727 echo "libudev $libudev"
6728 echo "default devices $default_devices"
6729 echo "plugin support $plugins"
6730 echo "fuzzing support $fuzzing"
6732 if test "$supported_cpu" = "no"; then
6733 echo
6734 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6735 echo
6736 echo "CPU host architecture $cpu support is not currently maintained."
6737 echo "The QEMU project intends to remove support for this host CPU in"
6738 echo "a future release if nobody volunteers to maintain it and to"
6739 echo "provide a build host for our continuous integration setup."
6740 echo "configure has succeeded and you can continue to build, but"
6741 echo "if you care about QEMU on this platform you should contact"
6742 echo "us upstream at qemu-devel@nongnu.org."
6745 if test "$supported_os" = "no"; then
6746 echo
6747 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6748 echo
6749 echo "Host OS $targetos support is not currently maintained."
6750 echo "The QEMU project intends to remove support for this host OS in"
6751 echo "a future release if nobody volunteers to maintain it and to"
6752 echo "provide a build host for our continuous integration setup."
6753 echo "configure has succeeded and you can continue to build, but"
6754 echo "if you care about QEMU on this platform you should contact"
6755 echo "us upstream at qemu-devel@nongnu.org."
6758 config_host_mak="config-host.mak"
6760 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6762 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6763 echo >> $config_host_mak
6765 echo all: >> $config_host_mak
6766 echo "prefix=$prefix" >> $config_host_mak
6767 echo "bindir=$bindir" >> $config_host_mak
6768 echo "libdir=$libdir" >> $config_host_mak
6769 echo "libexecdir=$libexecdir" >> $config_host_mak
6770 echo "includedir=$includedir" >> $config_host_mak
6771 echo "mandir=$mandir" >> $config_host_mak
6772 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6773 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6774 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6775 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6776 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6777 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6778 if test "$mingw32" = "no" ; then
6779 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6781 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6782 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6783 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6784 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6785 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6786 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6787 echo "GIT=$git" >> $config_host_mak
6788 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6789 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6791 echo "ARCH=$ARCH" >> $config_host_mak
6793 if test "$default_devices" = "yes" ; then
6794 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6795 else
6796 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6798 if test "$debug_tcg" = "yes" ; then
6799 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6801 if test "$strip_opt" = "yes" ; then
6802 echo "STRIP=${strip}" >> $config_host_mak
6804 if test "$bigendian" = "yes" ; then
6805 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6807 if test "$mingw32" = "yes" ; then
6808 echo "CONFIG_WIN32=y" >> $config_host_mak
6809 rc_version=$(cat $source_path/VERSION)
6810 version_major=${rc_version%%.*}
6811 rc_version=${rc_version#*.}
6812 version_minor=${rc_version%%.*}
6813 rc_version=${rc_version#*.}
6814 version_subminor=${rc_version%%.*}
6815 version_micro=0
6816 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6817 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6818 if test "$guest_agent_with_vss" = "yes" ; then
6819 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6820 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6821 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6823 if test "$guest_agent_ntddscsi" = "yes" ; then
6824 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6826 if test "$guest_agent_msi" = "yes"; then
6827 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6828 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6829 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6830 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6831 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6832 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6833 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6835 else
6836 echo "CONFIG_POSIX=y" >> $config_host_mak
6839 if test "$linux" = "yes" ; then
6840 echo "CONFIG_LINUX=y" >> $config_host_mak
6843 if test "$darwin" = "yes" ; then
6844 echo "CONFIG_DARWIN=y" >> $config_host_mak
6847 if test "$solaris" = "yes" ; then
6848 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6850 if test "$haiku" = "yes" ; then
6851 echo "CONFIG_HAIKU=y" >> $config_host_mak
6853 if test "$static" = "yes" ; then
6854 echo "CONFIG_STATIC=y" >> $config_host_mak
6856 if test "$profiler" = "yes" ; then
6857 echo "CONFIG_PROFILER=y" >> $config_host_mak
6859 if test "$want_tools" = "yes" ; then
6860 echo "CONFIG_TOOLS=y" >> $config_host_mak
6862 if test "$slirp" != "no"; then
6863 echo "CONFIG_SLIRP=y" >> $config_host_mak
6864 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6865 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6866 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6868 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6869 echo "config-host.h: slirp/all" >> $config_host_mak
6871 if test "$vde" = "yes" ; then
6872 echo "CONFIG_VDE=y" >> $config_host_mak
6873 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6875 if test "$netmap" = "yes" ; then
6876 echo "CONFIG_NETMAP=y" >> $config_host_mak
6878 if test "$l2tpv3" = "yes" ; then
6879 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6881 if test "$gprof" = "yes" ; then
6882 echo "CONFIG_GPROF=y" >> $config_host_mak
6884 if test "$cap_ng" = "yes" ; then
6885 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6887 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6888 for drv in $audio_drv_list; do
6889 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6890 case "$drv" in
6891 alsa | oss | pa | sdl)
6892 echo "$def=m" >> $config_host_mak ;;
6894 echo "$def=y" >> $config_host_mak ;;
6895 esac
6896 done
6897 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6898 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6899 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6900 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6901 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6902 if test "$audio_win_int" = "yes" ; then
6903 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6905 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6906 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6907 if test "$vnc" = "yes" ; then
6908 echo "CONFIG_VNC=y" >> $config_host_mak
6910 if test "$vnc_sasl" = "yes" ; then
6911 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6913 if test "$vnc_jpeg" = "yes" ; then
6914 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6916 if test "$vnc_png" = "yes" ; then
6917 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6919 if test "$xkbcommon" = "yes" ; then
6920 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6921 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6923 if test "$xfs" = "yes" ; then
6924 echo "CONFIG_XFS=y" >> $config_host_mak
6926 qemu_version=$(head $source_path/VERSION)
6927 echo "VERSION=$qemu_version" >>$config_host_mak
6928 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6929 echo "SRC_PATH=$source_path" >> $config_host_mak
6930 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6931 if [ "$docs" = "yes" ] ; then
6932 echo "BUILD_DOCS=yes" >> $config_host_mak
6934 if test "$modules" = "yes"; then
6935 # $shacmd can generate a hash started with digit, which the compiler doesn't
6936 # like as an symbol. So prefix it with an underscore
6937 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6938 echo "CONFIG_MODULES=y" >> $config_host_mak
6940 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6941 echo "CONFIG_X11=y" >> $config_host_mak
6942 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6943 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6945 if test "$sdl" = "yes" ; then
6946 echo "CONFIG_SDL=m" >> $config_host_mak
6947 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
6948 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
6949 if test "$sdl_image" = "yes" ; then
6950 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
6953 if test "$cocoa" = "yes" ; then
6954 echo "CONFIG_COCOA=y" >> $config_host_mak
6956 if test "$iconv" = "yes" ; then
6957 echo "CONFIG_ICONV=y" >> $config_host_mak
6958 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6959 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6961 if test "$curses" = "yes" ; then
6962 echo "CONFIG_CURSES=m" >> $config_host_mak
6963 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6964 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6966 if test "$pipe2" = "yes" ; then
6967 echo "CONFIG_PIPE2=y" >> $config_host_mak
6969 if test "$accept4" = "yes" ; then
6970 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6972 if test "$splice" = "yes" ; then
6973 echo "CONFIG_SPLICE=y" >> $config_host_mak
6975 if test "$eventfd" = "yes" ; then
6976 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6978 if test "$memfd" = "yes" ; then
6979 echo "CONFIG_MEMFD=y" >> $config_host_mak
6981 if test "$have_usbfs" = "yes" ; then
6982 echo "CONFIG_USBFS=y" >> $config_host_mak
6984 if test "$fallocate" = "yes" ; then
6985 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6987 if test "$fallocate_punch_hole" = "yes" ; then
6988 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6990 if test "$fallocate_zero_range" = "yes" ; then
6991 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6993 if test "$posix_fallocate" = "yes" ; then
6994 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6996 if test "$sync_file_range" = "yes" ; then
6997 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6999 if test "$fiemap" = "yes" ; then
7000 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7002 if test "$dup3" = "yes" ; then
7003 echo "CONFIG_DUP3=y" >> $config_host_mak
7005 if test "$ppoll" = "yes" ; then
7006 echo "CONFIG_PPOLL=y" >> $config_host_mak
7008 if test "$prctl_pr_set_timerslack" = "yes" ; then
7009 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7011 if test "$epoll" = "yes" ; then
7012 echo "CONFIG_EPOLL=y" >> $config_host_mak
7014 if test "$epoll_create1" = "yes" ; then
7015 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7017 if test "$sendfile" = "yes" ; then
7018 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7020 if test "$timerfd" = "yes" ; then
7021 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7023 if test "$setns" = "yes" ; then
7024 echo "CONFIG_SETNS=y" >> $config_host_mak
7026 if test "$clock_adjtime" = "yes" ; then
7027 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7029 if test "$syncfs" = "yes" ; then
7030 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7032 if test "$kcov" = "yes" ; then
7033 echo "CONFIG_KCOV=y" >> $config_host_mak
7035 if test "$inotify" = "yes" ; then
7036 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7038 if test "$inotify1" = "yes" ; then
7039 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7041 if test "$sem_timedwait" = "yes" ; then
7042 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7044 if test "$strchrnul" = "yes" ; then
7045 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7047 if test "$st_atim" = "yes" ; then
7048 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7050 if test "$byteswap_h" = "yes" ; then
7051 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7053 if test "$bswap_h" = "yes" ; then
7054 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7056 if test "$curl" = "yes" ; then
7057 echo "CONFIG_CURL=m" >> $config_host_mak
7058 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7059 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7061 if test "$brlapi" = "yes" ; then
7062 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7063 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7065 if test "$gtk" = "yes" ; then
7066 echo "CONFIG_GTK=m" >> $config_host_mak
7067 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7068 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7069 if test "$gtk_gl" = "yes" ; then
7070 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7073 if test "$gio" = "yes" ; then
7074 echo "CONFIG_GIO=y" >> $config_host_mak
7075 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7076 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7077 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7079 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7080 if test "$gnutls" = "yes" ; then
7081 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7083 if test "$gcrypt" = "yes" ; then
7084 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7085 if test "$gcrypt_hmac" = "yes" ; then
7086 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7089 if test "$nettle" = "yes" ; then
7090 echo "CONFIG_NETTLE=y" >> $config_host_mak
7091 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7093 if test "$qemu_private_xts" = "yes" ; then
7094 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7096 if test "$tasn1" = "yes" ; then
7097 echo "CONFIG_TASN1=y" >> $config_host_mak
7099 if test "$auth_pam" = "yes" ; then
7100 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7102 if test "$have_ifaddrs_h" = "yes" ; then
7103 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7105 if test "$have_broken_size_max" = "yes" ; then
7106 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7109 # Work around a system header bug with some kernel/XFS header
7110 # versions where they both try to define 'struct fsxattr':
7111 # xfs headers will not try to redefine structs from linux headers
7112 # if this macro is set.
7113 if test "$have_fsxattr" = "yes" ; then
7114 echo "HAVE_FSXATTR=y" >> $config_host_mak
7116 if test "$have_copy_file_range" = "yes" ; then
7117 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7119 if test "$vte" = "yes" ; then
7120 echo "CONFIG_VTE=y" >> $config_host_mak
7121 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7122 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7124 if test "$virglrenderer" = "yes" ; then
7125 echo "CONFIG_VIRGL=y" >> $config_host_mak
7126 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7127 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7129 if test "$xen" = "yes" ; then
7130 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7131 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7133 if test "$linux_aio" = "yes" ; then
7134 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7136 if test "$linux_io_uring" = "yes" ; then
7137 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7138 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7139 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7141 if test "$attr" = "yes" ; then
7142 echo "CONFIG_ATTR=y" >> $config_host_mak
7144 if test "$libattr" = "yes" ; then
7145 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7147 if test "$virtfs" = "yes" ; then
7148 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7150 if test "$mpath" = "yes" ; then
7151 echo "CONFIG_MPATH=y" >> $config_host_mak
7152 if test "$mpathpersist_new_api" = "yes"; then
7153 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7156 if test "$vhost_scsi" = "yes" ; then
7157 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7159 if test "$vhost_net" = "yes" ; then
7160 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7162 if test "$vhost_net_user" = "yes" ; then
7163 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7165 if test "$vhost_crypto" = "yes" ; then
7166 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7168 if test "$vhost_vsock" = "yes" ; then
7169 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7171 if test "$vhost_kernel" = "yes" ; then
7172 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7174 if test "$vhost_user" = "yes" ; then
7175 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7177 if test "$vhost_user_fs" = "yes" ; then
7178 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7180 if test "$blobs" = "yes" ; then
7181 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7183 if test "$iovec" = "yes" ; then
7184 echo "CONFIG_IOVEC=y" >> $config_host_mak
7186 if test "$preadv" = "yes" ; then
7187 echo "CONFIG_PREADV=y" >> $config_host_mak
7189 if test "$fdt" != "no" ; then
7190 echo "CONFIG_FDT=y" >> $config_host_mak
7192 if test "$membarrier" = "yes" ; then
7193 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7195 if test "$signalfd" = "yes" ; then
7196 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7198 if test "$optreset" = "yes" ; then
7199 echo "HAVE_OPTRESET=y" >> $config_host_mak
7201 if test "$tcg" = "yes"; then
7202 echo "CONFIG_TCG=y" >> $config_host_mak
7203 if test "$tcg_interpreter" = "yes" ; then
7204 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7207 if test "$fdatasync" = "yes" ; then
7208 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7210 if test "$madvise" = "yes" ; then
7211 echo "CONFIG_MADVISE=y" >> $config_host_mak
7213 if test "$posix_madvise" = "yes" ; then
7214 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7216 if test "$posix_memalign" = "yes" ; then
7217 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7220 if test "$spice" = "yes" ; then
7221 echo "CONFIG_SPICE=y" >> $config_host_mak
7224 if test "$smartcard" = "yes" ; then
7225 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7226 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7227 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7230 if test "$libusb" = "yes" ; then
7231 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7232 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7233 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7236 if test "$usb_redir" = "yes" ; then
7237 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7238 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7239 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7242 if test "$opengl" = "yes" ; then
7243 echo "CONFIG_OPENGL=y" >> $config_host_mak
7244 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7245 if test "$opengl_dmabuf" = "yes" ; then
7246 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7250 if test "$gbm" = "yes" ; then
7251 echo "CONFIG_GBM=y" >> $config_host_mak
7252 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7253 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7257 if test "$malloc_trim" = "yes" ; then
7258 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7261 if test "$avx2_opt" = "yes" ; then
7262 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7265 if test "$lzo" = "yes" ; then
7266 echo "CONFIG_LZO=y" >> $config_host_mak
7269 if test "$snappy" = "yes" ; then
7270 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7273 if test "$bzip2" = "yes" ; then
7274 echo "CONFIG_BZIP2=y" >> $config_host_mak
7275 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7278 if test "$lzfse" = "yes" ; then
7279 echo "CONFIG_LZFSE=y" >> $config_host_mak
7280 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7283 if test "$zstd" = "yes" ; then
7284 echo "CONFIG_ZSTD=y" >> $config_host_mak
7287 if test "$libiscsi" = "yes" ; then
7288 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7289 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7290 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7293 if test "$libnfs" = "yes" ; then
7294 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7295 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7298 if test "$seccomp" = "yes"; then
7299 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7300 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7301 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7304 # XXX: suppress that
7305 if [ "$bsd" = "yes" ] ; then
7306 echo "CONFIG_BSD=y" >> $config_host_mak
7309 if test "$localtime_r" = "yes" ; then
7310 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7312 if test "$qom_cast_debug" = "yes" ; then
7313 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7315 if test "$rbd" = "yes" ; then
7316 echo "CONFIG_RBD=m" >> $config_host_mak
7317 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7318 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7321 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7322 if test "$coroutine_pool" = "yes" ; then
7323 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7324 else
7325 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7328 if test "$debug_stack_usage" = "yes" ; then
7329 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7332 if test "$crypto_afalg" = "yes" ; then
7333 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7336 if test "$open_by_handle_at" = "yes" ; then
7337 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7340 if test "$linux_magic_h" = "yes" ; then
7341 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7344 if test "$pragma_diagnostic_available" = "yes" ; then
7345 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7348 if test "$valgrind_h" = "yes" ; then
7349 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7352 if test "$have_asan_iface_fiber" = "yes" ; then
7353 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7356 if test "$has_environ" = "yes" ; then
7357 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7360 if test "$cpuid_h" = "yes" ; then
7361 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7364 if test "$int128" = "yes" ; then
7365 echo "CONFIG_INT128=y" >> $config_host_mak
7368 if test "$atomic128" = "yes" ; then
7369 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7372 if test "$cmpxchg128" = "yes" ; then
7373 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7376 if test "$atomic64" = "yes" ; then
7377 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7380 if test "$vector16" = "yes" ; then
7381 echo "CONFIG_VECTOR16=y" >> $config_host_mak
7384 if test "$attralias" = "yes" ; then
7385 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7388 if test "$getauxval" = "yes" ; then
7389 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7392 if test "$glusterfs" = "yes" ; then
7393 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7394 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7395 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7398 if test "$glusterfs_xlator_opt" = "yes" ; then
7399 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7402 if test "$glusterfs_discard" = "yes" ; then
7403 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7406 if test "$glusterfs_fallocate" = "yes" ; then
7407 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7410 if test "$glusterfs_zerofill" = "yes" ; then
7411 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7414 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7415 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7418 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7419 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7422 if test "$libssh" = "yes" ; then
7423 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7424 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7425 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7428 if test "$live_block_migration" = "yes" ; then
7429 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7432 if test "$tpm" = "yes"; then
7433 echo 'CONFIG_TPM=y' >> $config_host_mak
7436 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7437 if have_backend "nop"; then
7438 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7440 if have_backend "simple"; then
7441 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7442 # Set the appropriate trace file.
7443 trace_file="\"$trace_file-\" FMT_pid"
7445 if have_backend "log"; then
7446 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7448 if have_backend "ust"; then
7449 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7451 if have_backend "dtrace"; then
7452 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7453 if test "$trace_backend_stap" = "yes" ; then
7454 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7457 if have_backend "ftrace"; then
7458 if test "$linux" = "yes" ; then
7459 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7460 else
7461 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7464 if have_backend "syslog"; then
7465 if test "$posix_syslog" = "yes" ; then
7466 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7467 else
7468 feature_not_found "syslog(trace backend)" "syslog not available"
7471 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7473 if test "$rdma" = "yes" ; then
7474 echo "CONFIG_RDMA=y" >> $config_host_mak
7475 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7478 if test "$pvrdma" = "yes" ; then
7479 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7482 if test "$have_rtnetlink" = "yes" ; then
7483 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7486 if test "$libxml2" = "yes" ; then
7487 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7488 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7489 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7492 if test "$replication" = "yes" ; then
7493 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7496 if test "$have_af_vsock" = "yes" ; then
7497 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7500 if test "$have_sysmacros" = "yes" ; then
7501 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7504 if test "$have_static_assert" = "yes" ; then
7505 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7508 if test "$have_utmpx" = "yes" ; then
7509 echo "HAVE_UTMPX=y" >> $config_host_mak
7511 if test "$have_getrandom" = "yes" ; then
7512 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7514 if test "$ivshmem" = "yes" ; then
7515 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7517 if test "$capstone" != "no" ; then
7518 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7520 if test "$debug_mutex" = "yes" ; then
7521 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7524 # Hold two types of flag:
7525 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7526 # a thread we have a handle to
7527 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7528 # platform
7529 if test "$pthread_setname_np_w_tid" = "yes" ; then
7530 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7531 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7532 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7533 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7534 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7537 if test "$vxhs" = "yes" ; then
7538 echo "CONFIG_VXHS=y" >> $config_host_mak
7539 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7542 if test "$libpmem" = "yes" ; then
7543 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7546 if test "$bochs" = "yes" ; then
7547 echo "CONFIG_BOCHS=y" >> $config_host_mak
7549 if test "$cloop" = "yes" ; then
7550 echo "CONFIG_CLOOP=y" >> $config_host_mak
7552 if test "$dmg" = "yes" ; then
7553 echo "CONFIG_DMG=y" >> $config_host_mak
7555 if test "$qcow1" = "yes" ; then
7556 echo "CONFIG_QCOW1=y" >> $config_host_mak
7558 if test "$vdi" = "yes" ; then
7559 echo "CONFIG_VDI=y" >> $config_host_mak
7561 if test "$vvfat" = "yes" ; then
7562 echo "CONFIG_VVFAT=y" >> $config_host_mak
7564 if test "$qed" = "yes" ; then
7565 echo "CONFIG_QED=y" >> $config_host_mak
7567 if test "$parallels" = "yes" ; then
7568 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7570 if test "$sheepdog" = "yes" ; then
7571 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7573 if test "$fuzzing" = "yes" ; then
7574 if test "$have_fuzzer" = "yes"; then
7575 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7576 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7577 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7578 else
7579 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7580 exit 1
7584 if test "$plugins" = "yes" ; then
7585 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7586 LIBS="-ldl $LIBS"
7587 # Copy the export object list to the build dir
7588 if test "$ld_dynamic_list" = "yes" ; then
7589 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7590 ld_symbols=qemu-plugins-ld.symbols
7591 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7592 elif test "$ld_exported_symbols_list" = "yes" ; then
7593 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7594 ld64_symbols=qemu-plugins-ld64.symbols
7595 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7596 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7597 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7598 else
7599 error_exit \
7600 "If \$plugins=yes, either \$ld_dynamic_list or " \
7601 "\$ld_exported_symbols_list should have been set to 'yes'."
7605 if test "$tcg_interpreter" = "yes"; then
7606 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7607 elif test "$ARCH" = "sparc64" ; then
7608 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7609 elif test "$ARCH" = "s390x" ; then
7610 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7611 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7612 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7613 elif test "$ARCH" = "ppc64" ; then
7614 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7615 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7616 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7617 else
7618 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7621 echo "TOOLS=$tools" >> $config_host_mak
7622 echo "ROMS=$roms" >> $config_host_mak
7623 echo "MAKE=$make" >> $config_host_mak
7624 echo "INSTALL=$install" >> $config_host_mak
7625 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7626 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7627 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7628 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7629 echo "PYTHON=$python" >> $config_host_mak
7630 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7631 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7632 echo "CC=$cc" >> $config_host_mak
7633 if $iasl -h > /dev/null 2>&1; then
7634 echo "IASL=$iasl" >> $config_host_mak
7636 echo "HOST_CC=$host_cc" >> $config_host_mak
7637 echo "CXX=$cxx" >> $config_host_mak
7638 echo "OBJCC=$objcc" >> $config_host_mak
7639 echo "AR=$ar" >> $config_host_mak
7640 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7641 echo "AS=$as" >> $config_host_mak
7642 echo "CCAS=$ccas" >> $config_host_mak
7643 echo "CPP=$cpp" >> $config_host_mak
7644 echo "OBJCOPY=$objcopy" >> $config_host_mak
7645 echo "LD=$ld" >> $config_host_mak
7646 echo "RANLIB=$ranlib" >> $config_host_mak
7647 echo "NM=$nm" >> $config_host_mak
7648 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7649 echo "WINDRES=$windres" >> $config_host_mak
7650 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7651 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7652 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7653 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7654 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7655 if test "$sparse" = "yes" ; then
7656 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7657 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7658 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7659 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7660 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7662 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7663 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7664 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7665 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7666 echo "LIBS+=$LIBS" >> $config_host_mak
7667 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7668 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7669 echo "EXESUF=$EXESUF" >> $config_host_mak
7670 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7671 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7672 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7673 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7674 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7675 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7676 if test "$gcov" = "yes" ; then
7677 echo "CONFIG_GCOV=y" >> $config_host_mak
7678 echo "GCOV=$gcov_tool" >> $config_host_mak
7681 if test "$libudev" != "no"; then
7682 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7683 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7685 if test "$fuzzing" != "no"; then
7686 echo "CONFIG_FUZZ=y" >> $config_host_mak
7687 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7688 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7691 if test "$edk2_blobs" = "yes" ; then
7692 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7695 # use included Linux headers
7696 if test "$linux" = "yes" ; then
7697 mkdir -p linux-headers
7698 case "$cpu" in
7699 i386|x86_64|x32)
7700 linux_arch=x86
7702 ppc|ppc64|ppc64le)
7703 linux_arch=powerpc
7705 s390x)
7706 linux_arch=s390
7708 aarch64)
7709 linux_arch=arm64
7711 mips64)
7712 linux_arch=mips
7715 # For most CPUs the kernel architecture name and QEMU CPU name match.
7716 linux_arch="$cpu"
7718 esac
7719 # For non-KVM architectures we will not have asm headers
7720 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7721 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7725 for target in $target_list; do
7726 target_dir="$target"
7727 config_target_mak=$target_dir/config-target.mak
7728 target_name=$(echo $target | cut -d '-' -f 1)
7729 target_aligned_only="no"
7730 case "$target_name" in
7731 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7732 target_aligned_only="yes"
7734 esac
7735 target_bigendian="no"
7736 case "$target_name" in
7737 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7738 target_bigendian="yes"
7740 esac
7741 target_softmmu="no"
7742 target_user_only="no"
7743 target_linux_user="no"
7744 target_bsd_user="no"
7745 case "$target" in
7746 ${target_name}-softmmu)
7747 target_softmmu="yes"
7749 ${target_name}-linux-user)
7750 target_user_only="yes"
7751 target_linux_user="yes"
7753 ${target_name}-bsd-user)
7754 target_user_only="yes"
7755 target_bsd_user="yes"
7758 error_exit "Target '$target' not recognised"
7759 exit 1
7761 esac
7763 mkdir -p $target_dir
7764 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7766 bflt="no"
7767 mttcg="no"
7768 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7769 gdb_xml_files=""
7771 TARGET_ARCH="$target_name"
7772 TARGET_BASE_ARCH=""
7773 TARGET_ABI_DIR=""
7775 case "$target_name" in
7776 i386)
7777 mttcg="yes"
7778 gdb_xml_files="i386-32bit.xml"
7780 x86_64)
7781 TARGET_BASE_ARCH=i386
7782 mttcg="yes"
7783 gdb_xml_files="i386-64bit.xml"
7785 alpha)
7786 mttcg="yes"
7788 arm|armeb)
7789 TARGET_ARCH=arm
7790 bflt="yes"
7791 mttcg="yes"
7792 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7794 aarch64|aarch64_be)
7795 TARGET_ARCH=aarch64
7796 TARGET_BASE_ARCH=arm
7797 bflt="yes"
7798 mttcg="yes"
7799 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7801 cris)
7803 hppa)
7804 mttcg="yes"
7806 lm32)
7808 m68k)
7809 bflt="yes"
7810 gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
7812 microblaze|microblazeel)
7813 TARGET_ARCH=microblaze
7814 bflt="yes"
7815 echo "TARGET_ABI32=y" >> $config_target_mak
7817 mips|mipsel)
7818 mttcg="yes"
7819 TARGET_ARCH=mips
7820 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7822 mipsn32|mipsn32el)
7823 mttcg="yes"
7824 TARGET_ARCH=mips64
7825 TARGET_BASE_ARCH=mips
7826 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7827 echo "TARGET_ABI32=y" >> $config_target_mak
7829 mips64|mips64el)
7830 mttcg="yes"
7831 TARGET_ARCH=mips64
7832 TARGET_BASE_ARCH=mips
7833 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7835 moxie)
7837 nios2)
7839 or1k)
7840 TARGET_ARCH=openrisc
7841 TARGET_BASE_ARCH=openrisc
7843 ppc)
7844 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7846 ppc64)
7847 TARGET_BASE_ARCH=ppc
7848 TARGET_ABI_DIR=ppc
7849 mttcg=yes
7850 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7852 ppc64le)
7853 TARGET_ARCH=ppc64
7854 TARGET_BASE_ARCH=ppc
7855 TARGET_ABI_DIR=ppc
7856 mttcg=yes
7857 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7859 ppc64abi32)
7860 TARGET_ARCH=ppc64
7861 TARGET_BASE_ARCH=ppc
7862 TARGET_ABI_DIR=ppc
7863 echo "TARGET_ABI32=y" >> $config_target_mak
7864 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7866 riscv32)
7867 TARGET_BASE_ARCH=riscv
7868 TARGET_ABI_DIR=riscv
7869 mttcg=yes
7870 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7872 riscv64)
7873 TARGET_BASE_ARCH=riscv
7874 TARGET_ABI_DIR=riscv
7875 mttcg=yes
7876 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7878 sh4|sh4eb)
7879 TARGET_ARCH=sh4
7880 bflt="yes"
7882 sparc)
7884 sparc64)
7885 TARGET_BASE_ARCH=sparc
7887 sparc32plus)
7888 TARGET_ARCH=sparc64
7889 TARGET_BASE_ARCH=sparc
7890 TARGET_ABI_DIR=sparc
7891 echo "TARGET_ABI32=y" >> $config_target_mak
7893 s390x)
7894 mttcg=yes
7895 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7897 tilegx)
7899 tricore)
7901 unicore32)
7903 xtensa|xtensaeb)
7904 TARGET_ARCH=xtensa
7905 bflt="yes"
7906 mttcg="yes"
7909 error_exit "Unsupported target CPU"
7911 esac
7912 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7913 if [ "$TARGET_BASE_ARCH" = "" ]; then
7914 TARGET_BASE_ARCH=$TARGET_ARCH
7917 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
7919 upper() {
7920 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7923 target_arch_name="$(upper $TARGET_ARCH)"
7924 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7925 echo "TARGET_NAME=$target_name" >> $config_target_mak
7926 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7927 if [ "$TARGET_ABI_DIR" = "" ]; then
7928 TARGET_ABI_DIR=$TARGET_ARCH
7930 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7931 if [ "$HOST_VARIANT_DIR" != "" ]; then
7932 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7935 if supported_xen_target $target; then
7936 echo "CONFIG_XEN=y" >> $config_target_mak
7937 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
7938 if test "$xen_pci_passthrough" = yes; then
7939 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7941 else
7942 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
7944 if supported_kvm_target $target; then
7945 echo "CONFIG_KVM=y" >> $config_target_mak
7946 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
7947 else
7948 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
7950 if supported_hax_target $target; then
7951 echo "CONFIG_HAX=y" >> $config_target_mak
7953 if supported_hvf_target $target; then
7954 echo "CONFIG_HVF=y" >> $config_target_mak
7956 if supported_whpx_target $target; then
7957 echo "CONFIG_WHPX=y" >> $config_target_mak
7959 if test "$target_aligned_only" = "yes" ; then
7960 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7962 if test "$target_bigendian" = "yes" ; then
7963 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7965 if test "$target_softmmu" = "yes" ; then
7966 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7967 if test "$mttcg" = "yes" ; then
7968 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7971 if test "$target_user_only" = "yes" ; then
7972 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7973 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7975 if test "$target_linux_user" = "yes" ; then
7976 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7978 list=""
7979 if test ! -z "$gdb_xml_files" ; then
7980 for x in $gdb_xml_files; do
7981 list="$list $source_path/gdb-xml/$x"
7982 done
7983 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7986 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7987 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7989 if test "$target_bsd_user" = "yes" ; then
7990 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7994 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
7996 cflags=""
7997 ldflags=""
7999 disas_config() {
8000 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8001 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8004 for i in $ARCH $TARGET_BASE_ARCH ; do
8005 case "$i" in
8006 alpha)
8007 disas_config "ALPHA"
8009 aarch64)
8010 if test -n "${cxx}"; then
8011 disas_config "ARM_A64"
8014 arm)
8015 disas_config "ARM"
8016 if test -n "${cxx}"; then
8017 disas_config "ARM_A64"
8020 cris)
8021 disas_config "CRIS"
8023 hppa)
8024 disas_config "HPPA"
8026 i386|x86_64|x32)
8027 disas_config "I386"
8029 lm32)
8030 disas_config "LM32"
8032 m68k)
8033 disas_config "M68K"
8035 microblaze*)
8036 disas_config "MICROBLAZE"
8038 mips*)
8039 disas_config "MIPS"
8040 if test -n "${cxx}"; then
8041 disas_config "NANOMIPS"
8044 moxie*)
8045 disas_config "MOXIE"
8047 nios2)
8048 disas_config "NIOS2"
8050 or1k)
8051 disas_config "OPENRISC"
8053 ppc*)
8054 disas_config "PPC"
8056 riscv*)
8057 disas_config "RISCV"
8059 s390*)
8060 disas_config "S390"
8062 sh4)
8063 disas_config "SH4"
8065 sparc*)
8066 disas_config "SPARC"
8068 xtensa*)
8069 disas_config "XTENSA"
8071 esac
8072 done
8073 if test "$tcg_interpreter" = "yes" ; then
8074 disas_config "TCI"
8077 case "$ARCH" in
8078 alpha)
8079 # Ensure there's only a single GP
8080 cflags="-msmall-data $cflags"
8082 esac
8084 if test "$gprof" = "yes" ; then
8085 if test "$target_linux_user" = "yes" ; then
8086 cflags="-p $cflags"
8087 ldflags="-p $ldflags"
8089 if test "$target_softmmu" = "yes" ; then
8090 ldflags="-p $ldflags"
8091 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8095 if test "$target_linux_user" = "yes" || test "$target_bsd_user" = "yes" ; then
8096 ldflags="$ldflags $textseg_ldflags"
8099 # Newer kernels on s390 check for an S390_PGSTE program header and
8100 # enable the pgste page table extensions in that case. This makes
8101 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8102 # header if
8103 # - we build on s390x
8104 # - we build the system emulation for s390x (qemu-system-s390x)
8105 # - KVM is enabled
8106 # - the linker supports --s390-pgste
8107 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8108 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8109 if ld_has --s390-pgste ; then
8110 ldflags="-Wl,--s390-pgste $ldflags"
8114 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8115 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8117 done # for target in $targets
8119 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8120 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8122 if [ "$fdt" = "git" ]; then
8123 echo "config-host.h: dtc/all" >> $config_host_mak
8125 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8126 echo "config-host.h: capstone/all" >> $config_host_mak
8128 if test -n "$LIBCAPSTONE"; then
8129 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8132 if test "$numa" = "yes"; then
8133 echo "CONFIG_NUMA=y" >> $config_host_mak
8136 if test "$ccache_cpp2" = "yes"; then
8137 echo "export CCACHE_CPP2=y" >> $config_host_mak
8140 # If we're using a separate build tree, set it up now.
8141 # DIRS are directories which we simply mkdir in the build tree;
8142 # LINKS are things to symlink back into the source tree
8143 # (these can be both files and directories).
8144 # Caution: do not add files or directories here using wildcards. This
8145 # will result in problems later if a new file matching the wildcard is
8146 # added to the source tree -- nothing will cause configure to be rerun
8147 # so the build tree will be missing the link back to the new file, and
8148 # tests might fail. Prefer to keep the relevant files in their own
8149 # directory and symlink the directory instead.
8150 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8151 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8152 DIRS="$DIRS docs docs/interop fsdev scsi"
8153 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8154 DIRS="$DIRS roms/seabios roms/vgabios"
8155 LINKS="Makefile"
8156 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8157 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8158 LINKS="$LINKS tests/plugin/Makefile"
8159 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8160 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8161 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8162 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8163 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8164 LINKS="$LINKS tests/acceptance tests/data"
8165 LINKS="$LINKS tests/qemu-iotests/check"
8166 LINKS="$LINKS python"
8167 for bios_file in \
8168 $source_path/pc-bios/*.bin \
8169 $source_path/pc-bios/*.lid \
8170 $source_path/pc-bios/*.rom \
8171 $source_path/pc-bios/*.dtb \
8172 $source_path/pc-bios/*.img \
8173 $source_path/pc-bios/openbios-* \
8174 $source_path/pc-bios/u-boot.* \
8175 $source_path/pc-bios/edk2-*.fd.bz2 \
8176 $source_path/pc-bios/palcode-*
8178 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8179 done
8180 mkdir -p $DIRS
8181 for f in $LINKS ; do
8182 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8183 symlink "$source_path/$f" "$f"
8185 done
8187 (for i in $cross_cc_vars; do
8188 export $i
8189 done
8190 export target_list source_path use_containers
8191 $source_path/tests/tcg/configure.sh)
8193 # temporary config to build submodules
8194 for rom in seabios vgabios ; do
8195 config_mak=roms/$rom/config.mak
8196 echo "# Automatically generated by configure - do not modify" > $config_mak
8197 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8198 echo "AS=$as" >> $config_mak
8199 echo "CCAS=$ccas" >> $config_mak
8200 echo "CC=$cc" >> $config_mak
8201 echo "BCC=bcc" >> $config_mak
8202 echo "CPP=$cpp" >> $config_mak
8203 echo "OBJCOPY=objcopy" >> $config_mak
8204 echo "IASL=$iasl" >> $config_mak
8205 echo "LD=$ld" >> $config_mak
8206 echo "RANLIB=$ranlib" >> $config_mak
8207 done
8209 # set up qemu-iotests in this build directory
8210 iotests_common_env="tests/qemu-iotests/common.env"
8212 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8213 echo >> "$iotests_common_env"
8214 echo "export PYTHON='$python'" >> "$iotests_common_env"
8216 # Save the configure command line for later reuse.
8217 cat <<EOD >config.status
8218 #!/bin/sh
8219 # Generated by configure.
8220 # Run this file to recreate the current configuration.
8221 # Compiler output produced by configure, useful for debugging
8222 # configure, is in config.log if it exists.
8225 preserve_env() {
8226 envname=$1
8228 eval envval=\$$envname
8230 if test -n "$envval"
8231 then
8232 echo "$envname='$envval'" >> config.status
8233 echo "export $envname" >> config.status
8234 else
8235 echo "unset $envname" >> config.status
8239 # Preserve various env variables that influence what
8240 # features/build target configure will detect
8241 preserve_env AR
8242 preserve_env AS
8243 preserve_env CC
8244 preserve_env CPP
8245 preserve_env CXX
8246 preserve_env INSTALL
8247 preserve_env LD
8248 preserve_env LD_LIBRARY_PATH
8249 preserve_env LIBTOOL
8250 preserve_env MAKE
8251 preserve_env NM
8252 preserve_env OBJCOPY
8253 preserve_env PATH
8254 preserve_env PKG_CONFIG
8255 preserve_env PKG_CONFIG_LIBDIR
8256 preserve_env PKG_CONFIG_PATH
8257 preserve_env PYTHON
8258 preserve_env SDL2_CONFIG
8259 preserve_env SMBD
8260 preserve_env STRIP
8261 preserve_env WINDRES
8263 printf "exec" >>config.status
8264 printf " '%s'" "$0" "$@" >>config.status
8265 echo ' "$@"' >>config.status
8266 chmod +x config.status
8268 rm -r "$TMPDIR1"