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 # make source path absolute
15 source_path
=$
(cd "$(dirname -- "$0")"; pwd)
17 if test "$PWD" = "$source_path"
19 echo "Using './build' as the directory for build output"
21 MARKER
=build
/auto-created-by-configure
29 echo "ERROR: ./build dir already exists and was not previously created by configure"
37 cat > GNUmakefile
<<'EOF'
38 # This file is auto-generated by configure to support in-source tree
39 # 'make' command invocation
41 ifeq ($(MAKECMDGOALS),)
47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49 @if test "$(MAKECMDGOALS)" = "distclean" && \
50 test -e build/auto-created-by-configure ; \
52 rm -rf build GNUmakefile ; \
60 exec "$source_path/configure" "$@"
63 # Temporary directory used for files created while
64 # configure runs. Since it is in the build directory
65 # we can safely blow away any previous version of it
66 # (and we need not jump through hoops to try to delete
67 # it when configure exits.)
70 if ! mkdir
-p "${TMPDIR1}"; then
71 echo "ERROR: failed to create temporary directory"
76 TMPC
="${TMPDIR1}/${TMPB}.c"
77 TMPO
="${TMPDIR1}/${TMPB}.o"
78 TMPM
="${TMPDIR1}/${TMPB}.m"
79 TMPE
="${TMPDIR1}/${TMPB}.exe"
83 # Print a helpful header at the top of config.log
84 echo "# QEMU configure log $(date)" >> config.log
85 printf "# Configured with:" >> config.log
86 printf " '%s'" "$0" "$@" >> config.log
88 echo "#" >> config.log
91 printf "%s" "$1" |
sed "s,','\\\\'',g; s,.*,'&',"
97 while test -n "$2"; do
110 # Run the compiler, capturing its output to the log. First argument
111 # is compiler binary to execute.
114 if test -n "$BASH_VERSION"; then eval '
116 funcs: ${FUNCNAME[*]}
117 lines: ${BASH_LINENO[*]}"
119 echo $compiler "$@" >> config.log
120 $compiler "$@" >> config.log
2>&1 ||
return $?
123 do_compiler_werror
() {
124 # Run the compiler, capturing its output to the log. First argument
125 # is compiler binary to execute.
128 if test -n "$BASH_VERSION"; then eval '
130 funcs: ${FUNCNAME[*]}
131 lines: ${BASH_LINENO[*]}"
133 echo $compiler "$@" >> config.log
134 $compiler "$@" >> config.log
2>&1 ||
return $?
135 # Test passed. If this is an --enable-werror build, rerun
136 # the test with -Werror and bail out if it fails. This
137 # makes warning-generating-errors in configure test code
138 # obvious to developers.
139 if test "$werror" != "yes"; then
142 # Don't bother rerunning the compile if we were already using -Werror
148 echo $compiler -Werror "$@" >> config.log
149 $compiler -Werror "$@" >> config.log
2>&1 && return $?
150 error_exit
"configure test passed without -Werror but failed with -Werror." \
151 "This is probably a bug in the configure script. The failing command" \
152 "will be at the bottom of config.log." \
153 "You can run configure with --disable-werror to bypass this check."
157 do_compiler_werror
"$cc" $CPU_CFLAGS "$@"
161 do_compiler_werror
"$objcc" $CPU_CFLAGS "$@"
164 # Append $2 to the variable named $1, with space separation
166 eval $1=\
${$1:+\"\$$1 \"}\
$2
171 do_cc
$CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
177 do_cc
$CFLAGS $EXTRA_CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
178 $LDFLAGS $EXTRA_LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
181 # symbolically link $1 to $2. Portable version of "ln -sf".
184 mkdir
-p "$(dirname "$2")"
188 # check whether a command is available to this shell (may be either an
189 # executable or a builtin)
191 type "$1" >/dev
/null
2>&1
195 local_ver1
=$
(expr "$1" : '\([0-9.]*\)' |
tr .
' ')
196 local_ver2
=$
(echo "$2" |
tr .
' ')
200 # 'shift 2' if $2 is set, or 'shift' if $2 is not set
204 # the second argument finished, the first must be greater or equal
205 test $# = 1 && return 0
206 test $local_first -lt $2 && return 1
207 test $local_first -gt $2 && return 0
214 eval test -z '"${1#'"$2"'}"'
217 if printf %s
\\n
"$source_path" "$PWD" |
grep -q "[[:space:]:]";
219 error_exit
"main directory cannot contain spaces nor colons"
231 gdb_bin
=$
(command -v "gdb-multiarch" ||
command -v "gdb")
233 if test -e "$source_path/.git"
235 git_submodules_action
="update"
237 git_submodules_action
="ignore"
240 git_submodules
="ui/keycodemapdb"
243 # Don't accept a target_list environment variable.
245 unset target_list_exclude
247 # Default value for a variable defining feature "foo".
248 # * foo="no" feature will only be used if --enable-foo arg is given
249 # * foo="" feature will be searched for, and if found, will be used
250 # unless --disable-foo is given
251 # * foo="yes" this value will only be set by --enable-foo flag.
252 # feature will searched for,
253 # if not found, configure exits with error
255 # Always add --enable-foo and --disable-foo command line args.
256 # Distributions want to ensure that several features are compiled in, and it
257 # is impossible without a --enable-foo that exits if a feature is not found.
260 # parse CC options second
262 optarg
=$
(expr "x$opt" : 'x[^=]*=\(.*\)')
264 --without-default-features)
288 plugins
="$default_feature"
293 vfio_user_server
="disabled"
295 # The following Meson options are handled manually (still they
296 # are included in the automatically generated help message)
298 # 1. Track which submodules are needed
299 if test "$default_feature" = no
; then
306 # 2. Automatically enable/disable other options
310 # parse CC options second
312 optarg
=$
(expr "x$opt" : 'x[^=]*=\(.*\)')
314 --cross-prefix=*) cross_prefix
="$optarg"
319 --cxx=*) CXX
="$optarg"
321 --cpu=*) cpu
="$optarg"
324 EXTRA_CFLAGS
="$EXTRA_CFLAGS $optarg"
325 EXTRA_CXXFLAGS
="$EXTRA_CXXFLAGS $optarg"
326 EXTRA_OBJCFLAGS
="$EXTRA_OBJCFLAGS $optarg"
328 --extra-cxxflags=*) EXTRA_CXXFLAGS
="$EXTRA_CXXFLAGS $optarg"
330 --extra-objcflags=*) EXTRA_OBJCFLAGS
="$EXTRA_OBJCFLAGS $optarg"
332 --extra-ldflags=*) EXTRA_LDFLAGS
="$EXTRA_LDFLAGS $optarg"
334 --cross-cc-*[!a-zA-Z0-9_-
]*=*) error_exit
"Passed bad --cross-cc-FOO option"
336 --cross-cc-cflags-*) cc_arch
=${opt#--cross-cc-cflags-}; cc_arch
=${cc_arch%%=*}
337 eval "cross_cc_cflags_${cc_arch}=\$optarg"
339 --cross-cc-*) cc_arch
=${opt#--cross-cc-}; cc_arch
=${cc_arch%%=*}
340 eval "cross_cc_${cc_arch}=\$optarg"
342 --cross-prefix-*[!a-zA-Z0-9_-
]*=*) error_exit
"Passed bad --cross-prefix-FOO option"
344 --cross-prefix-*) cc_arch
=${opt#--cross-prefix-}; cc_arch
=${cc_arch%%=*}
345 eval "cross_prefix_${cc_arch}=\$optarg"
350 # Using uname is really, really broken. Once we have the right set of checks
351 # we can eliminate its usage altogether.
353 # Preferred compiler:
355 # ${cross_prefix}gcc (if cross-prefix specified)
357 if test -z "${CC}${cross_prefix}"; then
360 cc
="${CC-${cross_prefix}gcc}"
363 if test -z "${CXX}${cross_prefix}"; then
366 cxx
="${CXX-${cross_prefix}g++}"
369 ar="${AR-${cross_prefix}ar}"
370 as
="${AS-${cross_prefix}as}"
372 objcopy
="${OBJCOPY-${cross_prefix}objcopy}"
373 ld
="${LD-${cross_prefix}ld}"
374 ranlib
="${RANLIB-${cross_prefix}ranlib}"
375 nm
="${NM-${cross_prefix}nm}"
377 strip
="${STRIP-${cross_prefix}strip}"
378 widl
="${WIDL-${cross_prefix}widl}"
379 windres
="${WINDRES-${cross_prefix}windres}"
380 pkg_config_exe
="${PKG_CONFIG-${cross_prefix}pkg-config}"
382 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
384 pkg_config
=query_pkg_config
385 sdl2_config
="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
387 # default flags for all hosts
388 # We use -fwrapv to tell the compiler that we require a C dialect where
389 # left shift of signed integers is well defined and has the expected
390 # 2s-complement style results. (Both clang and gcc agree that it
391 # provides these semantics.)
392 QEMU_CFLAGS
="-fno-strict-aliasing -fno-common -fwrapv"
393 QEMU_CFLAGS
="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
394 QEMU_CFLAGS
="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
395 QEMU_CFLAGS
="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
399 # Flags that are needed during configure but later taken care of by Meson
400 CONFIGURE_CFLAGS
="-std=gnu11 -Wall"
407 #error $1 not defined
409 int main(void) { return 0; }
417 int main(void) { return 0; }
424 int main(void) { return 0; }
428 if check_define __linux__
; then
430 elif check_define _WIN32
; then
432 elif check_define __OpenBSD__
; then
434 elif check_define __sun__
; then
436 elif check_define __HAIKU__
; then
438 elif check_define __FreeBSD__
; then
440 elif check_define __FreeBSD_kernel__
&& check_define __GLIBC__
; then
441 targetos
=gnu
/kfreebsd
442 elif check_define __DragonFly__
; then
444 elif check_define __NetBSD__
; then
446 elif check_define __APPLE__
; then
449 # This is a fatal error, but don't report it yet, because we
450 # might be going to just print the --help text, or it might
451 # be the result of a missing compiler.
473 # needed for kinfo_getvmmap(3) in libutil.h
490 # Disable attempts to use ObjectiveC features in os/object.h since they
491 # won't work when we're compiling with gcc as a C compiler.
492 QEMU_CFLAGS
="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
497 # needed for CMSG_ macros in sys/socket.h
498 QEMU_CFLAGS
="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
499 # needed for TIOCWIN* defines in termios.h
500 QEMU_CFLAGS
="-D__EXTENSIONS__ $QEMU_CFLAGS"
501 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
502 # Note that this check is broken for cross-compilation: if you're
503 # cross-compiling to one of these OSes then you'll need to specify
504 # the correct CPU with the --cpu option.
505 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
511 QEMU_CFLAGS
="-DB_USE_POSITIVE_POSIX_ERRORS -D_BSD_SOURCE -fPIC $QEMU_CFLAGS"
518 if test ! -z "$cpu" ; then
519 # command line argument
521 elif check_define __i386__
; then
523 elif check_define __x86_64__
; then
524 if check_define __ILP32__
; then
529 elif check_define __sparc__
; then
530 if check_define __arch64__
; then
535 elif check_define _ARCH_PPC
; then
536 if check_define _ARCH_PPC64
; then
537 if check_define _LITTLE_ENDIAN
; then
545 elif check_define __mips__
; then
547 elif check_define __s390__
; then
548 if check_define __s390x__
; then
553 elif check_define __riscv
; then
555 elif check_define __arm__
; then
557 elif check_define __aarch64__
; then
559 elif check_define __loongarch64
; then
565 # Normalise host CPU name, set multilib cflags
566 # Note that this case should only have supported host CPUs, not guests.
571 i386|i486|i586|i686|i86pc|BePC
)
576 CPU_CFLAGS
="-mx32" ;;
579 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
580 # If we truly care, we should simply detect this case at
581 # runtime and generate the fallback to serial emulation.
582 CPU_CFLAGS
="-m64 -mcx16" ;;
590 CPU_CFLAGS
="-m64 -mbig-endian" ;;
593 CPU_CFLAGS
="-m64 -mlittle-endian" ;;
602 CPU_CFLAGS
="-m32 -mv8plus -mcpu=ultrasparc" ;;
604 CPU_CFLAGS
="-m64 -mcpu=ultrasparc" ;;
607 : ${make=${MAKE-make}}
609 # We prefer python 3.x. A bare 'python' is traditionally
610 # python 2.x, but some distros have it as python 3.x, so
614 for binary
in "${PYTHON-python3}" python
618 python
=$
(command -v "$binary")
624 # Check for ancillary tools used in testing
626 for binary
in genisoimage mkisofs
630 genisoimage
=$
(command -v "$binary")
635 # Default objcc to clang if available, otherwise use CC
642 if test "$mingw32" = "yes" ; then
644 # MinGW needs -mthreads for TLS and macro _MT.
645 CONFIGURE_CFLAGS
="-mthreads $CONFIGURE_CFLAGS"
654 meson_option_build_array
() {
656 (if test "$targetos" = windows
; then
663 # backslash escape any '\' and '"' characters
664 printf "%s" "$e" |
sed -e 's/\([\"]\)/\\\1/g'
670 .
"$source_path/scripts/meson-buildoptions.sh"
674 meson_options
="$meson_options $(quote_sh "$1")"
676 meson_option_parse
() {
677 meson_options
="$meson_options $(_meson_option_parse "$@
")"
678 if test $?
-eq 1; then
679 echo "ERROR: unknown option $1"
680 echo "Try '$0 --help' for more information"
686 optarg
=$
(expr "x$opt" : 'x[^=]*=\(.*\)')
688 --help|
-h) show_help
=yes
690 --version|
-V) exec cat "$source_path/VERSION"
692 --prefix=*) prefix
="$optarg"
698 --host-cc=*) host_cc
="$optarg"
702 --objcc=*) objcc
="$optarg"
704 --make=*) make="$optarg"
708 --python=*) python
="$optarg" ; explicit_python
=yes
710 --skip-meson) skip_meson
=yes
712 --meson=*) meson
="$optarg"
714 --ninja=*) ninja
="$optarg"
716 --smbd=*) smbd
="$optarg"
730 --enable-debug-info) meson_option_add
-Ddebug=true
732 --disable-debug-info) meson_option_add
-Ddebug=false
742 --target-list=*) target_list
="$optarg"
743 if test "$target_list_exclude"; then
744 error_exit
"Can't mix --target-list with --target-list-exclude"
747 --target-list-exclude=*) target_list_exclude
="$optarg"
748 if test "$target_list"; then
749 error_exit
"Can't mix --target-list-exclude with --target-list"
752 --with-default-devices) meson_option_add
-Ddefault_devices=true
754 --without-default-devices) meson_option_add
-Ddefault_devices=false
756 --with-devices-*[!a-zA-Z0-9_-
]*=*) error_exit
"Passed bad --with-devices-FOO option"
758 --with-devices-*) device_arch
=${opt#--with-devices-};
759 device_arch
=${device_arch%%=*}
760 cf
=$source_path/configs
/devices
/$device_arch-softmmu/$optarg.mak
761 if test -f "$cf"; then
762 device_archs
="$device_archs $device_arch"
763 eval "devices_${device_arch}=\$optarg"
765 error_exit
"File $cf does not exist"
768 --without-default-features) # processed above
772 QEMU_PKG_CONFIG_FLAGS
="--static $QEMU_PKG_CONFIG_FLAGS"
774 --bindir=*) bindir
="$optarg"
776 --with-suffix=*) qemu_suffix
="$optarg"
779 --disable-dependency-tracking|\
780 --sbindir=*|
--sharedstatedir=*|\
781 --oldincludedir=*|
--datarootdir=*|
--infodir=*|\
782 --htmldir=*|
--dvidir=*|
--pdfdir=*|
--psdir=*)
783 # These switches are silently ignored, for compatibility with
784 # autoconf-generated configure scripts. This allows QEMU's
785 # configure to be used by RPM and similar macros that set
786 # lots of directory switches by default.
788 --enable-debug-tcg) debug_tcg
="yes"
790 --disable-debug-tcg) debug_tcg
="no"
793 # Enable debugging options that aren't excessively noisy
795 meson_option_parse
--enable-debug-mutex ""
796 meson_option_add
-Doptimization=0
799 --enable-sanitizers) sanitizers
="yes"
801 --disable-sanitizers) sanitizers
="no"
803 --enable-tsan) tsan
="yes"
805 --disable-tsan) tsan
="no"
807 --disable-slirp) slirp
="disabled"
809 --enable-slirp) slirp
="enabled"
811 --enable-slirp=git
) slirp
="internal"
813 --enable-slirp=*) slirp
="$optarg"
815 --disable-tcg) tcg
="disabled"
818 --enable-tcg) tcg
="enabled"
820 --disable-system) softmmu
="no"
822 --enable-system) softmmu
="yes"
829 --disable-linux-user) linux_user
="no"
831 --enable-linux-user) linux_user
="yes"
833 --disable-bsd-user) bsd_user
="no"
835 --enable-bsd-user) bsd_user
="yes"
837 --enable-pie) pie
="yes"
839 --disable-pie) pie
="no"
841 --enable-werror) werror
="yes"
843 --disable-werror) werror
="no"
845 --enable-stack-protector) stack_protector
="yes"
847 --disable-stack-protector) stack_protector
="no"
849 --enable-safe-stack) safe_stack
="yes"
851 --disable-safe-stack) safe_stack
="no"
855 meson_option_add
-Db_lto=true
857 --disable-cfi) cfi
="false"
859 --disable-fdt) fdt
="disabled"
861 --enable-fdt) fdt
="enabled"
863 --enable-fdt=git
) fdt
="internal"
865 --enable-fdt=*) fdt
="$optarg"
867 --with-coroutine=*) coroutine
="$optarg"
871 --disable-virtio-blk-data-plane|
--enable-virtio-blk-data-plane)
872 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
874 --enable-vhdx|
--disable-vhdx)
875 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
877 --enable-uuid|
--disable-uuid)
878 echo "$0: $opt is obsolete, UUID support is always built" >&2
880 --with-git=*) git
="$optarg"
882 --with-git-submodules=*)
883 git_submodules_action
="$optarg"
885 --enable-plugins) if test "$mingw32" = "yes"; then
886 error_exit
"TCG plugins not currently supported on Windows platforms"
891 --disable-plugins) plugins
="no"
893 --enable-containers) use_containers
="yes"
895 --disable-containers) use_containers
="no"
897 --gdb=*) gdb_bin
="$optarg"
899 # backwards compatibility options
900 --enable-trace-backend=*) meson_option_parse
"--enable-trace-backends=$optarg" "$optarg"
902 --disable-blobs) meson_option_parse
--disable-install-blobs ""
904 --enable-vfio-user-server) vfio_user_server
="enabled"
906 --disable-vfio-user-server) vfio_user_server
="disabled"
908 --enable-tcmalloc) meson_option_parse
--enable-malloc=tcmalloc tcmalloc
910 --enable-jemalloc) meson_option_parse
--enable-malloc=jemalloc jemalloc
912 # everything else has the same name in configure and meson
913 --*) meson_option_parse
"$opt" "$optarg"
918 # test for any invalid configuration combinations
919 if test "$plugins" = "yes" -a "$tcg" = "disabled"; then
920 error_exit
"Can't enable plugins on non-TCG builds"
923 case $git_submodules_action in
925 if test ! -e "$source_path/.git"; then
926 echo "ERROR: cannot $git_submodules_action git submodules without .git"
931 if ! test -f "$source_path/ui/keycodemapdb/README"
934 echo "ERROR: missing GIT submodules"
936 if test -e "$source_path/.git"; then
937 echo "--with-git-submodules=ignore specified but submodules were not"
938 echo "checked out. Please initialize and update submodules."
940 echo "This is not a GIT checkout but module content appears to"
941 echo "be missing. Do not use 'git archive' or GitHub download links"
942 echo "to acquire QEMU source archives. Non-GIT builds are only"
943 echo "supported with source archives linked from:"
945 echo " https://www.qemu.org/download/#source"
947 echo "Developers working with GIT can use scripts/archive-source.sh"
948 echo "if they need to create valid source archives."
955 echo "ERROR: invalid --with-git-submodules= value '$git_submodules_action'"
960 default_target_list
=""
963 if [ "$linux_user" != no
]; then
964 if [ "$targetos" = linux
] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
966 elif [ "$linux_user" = yes ]; then
967 error_exit
"linux-user not supported on this architecture"
970 if [ "$bsd_user" != no
]; then
971 if [ "$bsd_user" = "" ]; then
972 test $targetos = freebsd
&& bsd_user
=yes
974 if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
975 error_exit
"bsd-user not supported on this host OS"
978 if [ "$softmmu" = "yes" ]; then
979 mak_wilds
="${mak_wilds} $source_path/configs/targets/*-softmmu.mak"
981 if [ "$linux_user" = "yes" ]; then
982 mak_wilds
="${mak_wilds} $source_path/configs/targets/*-linux-user.mak"
984 if [ "$bsd_user" = "yes" ]; then
985 mak_wilds
="${mak_wilds} $source_path/configs/targets/*-bsd-user.mak"
988 for config
in $mak_wilds; do
989 target
="$(basename "$config" .mak)"
990 if echo "$target_list_exclude" |
grep -vq "$target"; then
991 default_target_list
="${default_target_list} $target"
995 if test x
"$show_help" = x
"yes" ; then
998 Usage: configure [options]
999 Options: [defaults in brackets after descriptions]
1002 --help print this message
1003 --prefix=PREFIX install in PREFIX [$prefix]
1004 --target-list=LIST set target list (default: build all)
1005 $(echo Available targets: $default_target_list | \
1006 fold -s -w 53 | sed -e 's/^/ /')
1007 --target-list-exclude=LIST exclude a set of targets from the default target-list
1009 Advanced options (experts only):
1010 --cross-prefix=PREFIX use PREFIX for compile tools, PREFIX can be blank [$cross_prefix]
1011 --cc=CC use C compiler CC [$cc]
1012 --host-cc=CC use C compiler CC [$host_cc] for code run at
1014 --cxx=CXX use C++ compiler CXX [$cxx]
1015 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1016 --extra-cflags=CFLAGS append extra C compiler flags CFLAGS
1017 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS
1018 --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS
1019 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1020 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1021 --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests
1022 --cross-prefix-ARCH=PREFIX cross compiler prefix when building ARCH guest test cases
1023 --make=MAKE use specified make [$make]
1024 --python=PYTHON use specified python [$python]
1025 --meson=MESON use specified meson [$meson]
1026 --ninja=NINJA use specified ninja [$ninja]
1027 --smbd=SMBD use specified smbd [$smbd]
1028 --with-git=GIT use specified git [$git]
1029 --with-git-submodules=update update git submodules (default if .git dir exists)
1030 --with-git-submodules=validate fail if git submodules are not up to date
1031 --with-git-submodules=ignore do not update or check git submodules (default if no .git dir)
1032 --static enable static build [$static]
1033 --bindir=PATH install binaries in PATH
1034 --with-suffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir/docdir [$qemu_suffix]
1035 --without-default-features default all --enable-* options to "disabled"
1036 --without-default-devices do not include any device that is not needed to
1037 start the emulator (only use if you are including
1038 desired devices in configs/devices/)
1039 --with-devices-ARCH=NAME override default configs/devices
1040 --enable-debug enable common debug build options
1041 --enable-sanitizers enable default sanitizers
1042 --enable-tsan enable thread sanitizer
1043 --disable-werror disable compilation abort on warning
1044 --disable-stack-protector disable compiler-provided stack protection
1045 --cpu=CPU Build for host CPU [$cpu]
1046 --with-coroutine=BACKEND coroutine backend. Supported options:
1047 ucontext, sigaltstack, windows
1049 enable plugins via shared library loading
1050 --disable-containers don't use containers for cross-building
1051 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1055 system all system emulation targets
1056 user supported user emulation targets
1057 linux-user all linux usermode emulation targets
1058 bsd-user all BSD usermode emulation targets
1059 pie Position Independent Executables
1060 modules modules support (non-Windows)
1061 debug-tcg TCG debugging (default is disabled)
1062 debug-info debugging information
1063 safe-stack SafeStack Stack Smash Protection. Depends on
1064 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1066 NOTE: The object files are built at the place where configure is launched
1071 # Remove old dependency files to make sure that they get properly regenerated
1072 rm -f .
/*/config-devices.mak.d
1074 if test -z "$python"
1076 error_exit
"Python not found. Use --python=/path/to/python"
1080 error_exit
"GNU make ($make) not found"
1083 # Note that if the Python conditional here evaluates True we will exit
1084 # with status 1 which is a shell 'false' value.
1085 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then
1086 error_exit
"Cannot use '$python', Python >= 3.6 is required." \
1087 "Use --python=/path/to/python to specify a supported Python."
1090 # Suppress writing compiled files
1093 if test -z "$meson"; then
1094 if test "$explicit_python" = no
&& has meson
&& version_ge
"$(meson --version)" 0.61.5; then
1096 elif test "$git_submodules_action" != 'ignore' ; then
1098 elif test -e "${source_path}/meson/meson.py" ; then
1101 if test "$explicit_python" = yes; then
1102 error_exit
"--python requires using QEMU's embedded Meson distribution, but it was not found."
1104 error_exit
"Meson not found. Use --meson=/path/to/meson"
1108 # Meson uses its own Python interpreter to invoke other Python scripts,
1109 # but the user wants to use the one they specified with --python.
1111 # We do not want to override the distro Python interpreter (and sometimes
1112 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
1113 # just require --meson=git|internal together with --python.
1114 if test "$explicit_python" = yes; then
1117 *) error_exit
"--python requires using QEMU's embedded Meson distribution." ;;
1122 if test "$meson" = git
; then
1123 git_submodules
="${git_submodules} meson"
1128 meson
="$python ${source_path}/meson/meson.py"
1130 *) meson
=$
(command -v "$meson") ;;
1135 if test -z "$ninja"; then
1136 for c
in ninja ninja-build samu
; do
1138 ninja
=$
(command -v "$c")
1142 if test -z "$ninja"; then
1143 error_exit
"Cannot find Ninja"
1147 # Check that the C compiler works. Doing this here before testing
1148 # the host CPU ensures that we had a valid CC to autodetect the
1149 # $cpu var (and we should bail right here if that's not the case).
1150 # It also allows the help message to be printed without a CC.
1152 if compile_object
; then
1153 : C compiler works ok
1155 error_exit
"\"$cc\" either does not exist or does not work"
1157 if ! compile_prog
; then
1158 error_exit
"\"$cc\" cannot build an executable (is your linker broken?)"
1161 # Consult white-list to determine whether to enable werror
1162 # by default. Only enable by default for git builds
1163 if test -z "$werror" ; then
1164 if test "$git_submodules_action" != "ignore" && \
1165 { test "$linux" = "yes" ||
test "$mingw32" = "yes"; }; then
1172 if test "$targetos" = "bogus"; then
1173 # Now that we know that we're not printing the help and that
1174 # the compiler works (so the results of the check_defines we used
1175 # to identify the OS are reliable), if we didn't recognize the
1176 # host OS we should stop now.
1177 error_exit
"Unrecognized host OS (uname -s reports '$(uname -s)')"
1180 # Check whether the compiler matches our minimum requirements:
1182 #if defined(__clang_major__) && defined(__clang_minor__)
1183 # ifdef __apple_build_version__
1184 # if __clang_major__ < 10 || (__clang_major__ == 10 && __clang_minor__ < 0)
1185 # error You need at least XCode Clang v10.0 to compile QEMU
1188 # if __clang_major__ < 6 || (__clang_major__ == 6 && __clang_minor__ < 0)
1189 # error You need at least Clang v6.0 to compile QEMU
1192 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1193 # if __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 4)
1194 # error You need at least GCC v7.4.0 to compile QEMU
1197 # error You either need GCC or Clang to compiler QEMU
1199 int main (void) { return 0; }
1201 if ! compile_prog
"" "" ; then
1202 error_exit
"You need at least GCC v7.4 or Clang v6.0 (or XCode Clang v10.0)"
1205 # Accumulate -Wfoo and -Wno-bar separately.
1206 # We will list all of the enable flags first, and the disable flags second.
1207 # Note that we do not add -Werror, because that would enable it for all
1208 # configure tests. If a configure test failed due to -Werror this would
1209 # just silently disable some features, so it's too error prone.
1212 add_to warn_flags
-Wold-style-declaration
1213 add_to warn_flags
-Wold-style-definition
1214 add_to warn_flags
-Wtype-limits
1215 add_to warn_flags
-Wformat-security
1216 add_to warn_flags
-Wformat-y2k
1217 add_to warn_flags
-Winit-self
1218 add_to warn_flags
-Wignored-qualifiers
1219 add_to warn_flags
-Wempty-body
1220 add_to warn_flags
-Wnested-externs
1221 add_to warn_flags
-Wendif-labels
1222 add_to warn_flags
-Wexpansion-to-defined
1223 add_to warn_flags
-Wimplicit-fallthrough=2
1226 add_to nowarn_flags
-Wno-initializer-overrides
1227 add_to nowarn_flags
-Wno-missing-include-dirs
1228 add_to nowarn_flags
-Wno-shift-negative-value
1229 add_to nowarn_flags
-Wno-string-plus-int
1230 add_to nowarn_flags
-Wno-typedef-redefinition
1231 add_to nowarn_flags
-Wno-tautological-type-limit-compare
1232 add_to nowarn_flags
-Wno-psabi
1234 gcc_flags
="$warn_flags $nowarn_flags"
1236 cc_has_warning_flag
() {
1239 # Use the positive sense of the flag when testing for -Wno-wombat
1240 # support (gcc will happily accept the -Wno- form of unknown
1242 optflag
="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1243 compile_prog
"-Werror $optflag" ""
1246 objcc_has_warning_flag
() {
1248 int main(void) { return 0; }
1251 # Use the positive sense of the flag when testing for -Wno-wombat
1252 # support (gcc will happily accept the -Wno- form of unknown
1254 optflag
="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1255 do_objc
-Werror $optflag \
1256 $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \
1257 -o $TMPE $TMPM $QEMU_LDFLAGS
1260 for flag
in $gcc_flags; do
1261 if cc_has_warning_flag
$flag ; then
1262 QEMU_CFLAGS
="$QEMU_CFLAGS $flag"
1264 if objcc_has_warning_flag
$flag ; then
1265 QEMU_OBJCFLAGS
="$QEMU_OBJCFLAGS $flag"
1269 if test "$stack_protector" != "no"; then
1271 int main(int argc, char *argv[])
1273 char arr[64], *p = arr, *c = argv[0];
1280 gcc_flags
="-fstack-protector-strong -fstack-protector-all"
1282 for flag
in $gcc_flags; do
1283 # We need to check both a compile and a link, since some compiler
1284 # setups fail only on a .c->.o compile and some only at link time
1285 if compile_object
"-Werror $flag" &&
1286 compile_prog
"-Werror $flag" ""; then
1287 QEMU_CFLAGS
="$QEMU_CFLAGS $flag"
1288 QEMU_LDFLAGS
="$QEMU_LDFLAGS $flag"
1293 if test "$stack_protector" = yes; then
1294 if test $sp_on = 0; then
1295 error_exit
"Stack protector not supported"
1300 # Disable -Wmissing-braces on older compilers that warn even for
1301 # the "universal" C zero initializer {0}.
1307 if compile_object
"-Werror" "" ; then
1310 QEMU_CFLAGS
="$QEMU_CFLAGS -Wno-missing-braces"
1313 # Our module code doesn't support Windows
1314 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
1315 error_exit
"Modules are not available for Windows"
1318 # Static linking is not possible with plugins, modules or PIE
1319 if test "$static" = "yes" ; then
1320 if test "$modules" = "yes" ; then
1321 error_exit
"static and modules are mutually incompatible"
1323 if test "$plugins" = "yes"; then
1324 error_exit
"static and plugins are mutually incompatible"
1329 test "$plugins" = "" && plugins
=yes
1334 # define THREAD __thread
1338 static THREAD int tls_var;
1339 int main(void) { return tls_var; }
1342 if test "$static" = "yes"; then
1343 if test "$pie" != "no" && compile_prog
"-Werror -fPIE -DPIE" "-static-pie"; then
1344 CONFIGURE_CFLAGS
="-fPIE -DPIE $CONFIGURE_CFLAGS"
1346 elif test "$pie" = "yes"; then
1347 error_exit
"-static-pie not available due to missing toolchain support"
1351 elif test "$pie" = "no"; then
1352 if compile_prog
"-Werror -fno-pie" "-no-pie"; then
1353 CONFIGURE_CFLAGS
="-fno-pie $CONFIGURE_CFLAGS"
1354 CONFIGURE_LDFLAGS
="-no-pie $CONFIGURE_LDFLAGS"
1355 # Meson currently only handles pie as a boolean for now so if we have
1356 # explicitly disabled PIE we need to extend our cflags because it wont.
1357 QEMU_CFLAGS
="-fno-pie -no-pie $QEMU_CFLAGS"
1359 elif compile_prog
"-Werror -fPIE -DPIE" "-pie"; then
1360 CONFIGURE_CFLAGS
="-fPIE -DPIE $CONFIGURE_CFLAGS"
1361 CONFIGURE_LDFLAGS
="-pie $CONFIGURE_LDFLAGS"
1363 elif test "$pie" = "yes"; then
1364 error_exit
"PIE not available due to missing toolchain support"
1366 echo "Disabling PIE due to missing toolchain support"
1370 ##########################################
1371 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1372 # use i686 as default anyway, but for those that don't, an explicit
1373 # specification is necessary
1375 if test "$cpu" = "i386"; then
1377 static int sfaa(int *ptr)
1379 return __sync_fetch_and_and(ptr, 0);
1385 val = __sync_val_compare_and_swap(&val, 0, 1);
1390 if ! compile_prog
"" "" ; then
1391 QEMU_CFLAGS
="-march=i486 $QEMU_CFLAGS"
1395 if test -z "${target_list+xxx}" ; then
1397 for target
in $default_target_list; do
1398 target_list
="$target_list $target"
1400 target_list
="${target_list# }"
1403 target_list
=$
(echo "$target_list" |
sed -e 's/,/ /g')
1404 for target
in $target_list; do
1405 # Check that we recognised the target name; this allows a more
1406 # friendly error message than if we let it fall through.
1407 case " $default_target_list " in
1411 error_exit
"Unknown target name '$target'"
1417 # see if system emulation was really requested
1418 case " $target_list " in
1419 *"-softmmu "*) softmmu
=yes
1425 if test "$tcg" = "auto"; then
1426 if test -z "$target_list"; then
1433 if test "$tcg" = "enabled"; then
1434 git_submodules
="$git_submodules tests/fp/berkeley-testfloat-3"
1435 git_submodules
="$git_submodules tests/fp/berkeley-softfloat-3"
1439 # big/little endian test
1442 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1443 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1444 int main(int argc, char *argv[])
1446 return printf("%s %s\n", (char *)big_endian, (char *)little_endian);
1450 if compile_prog
; then
1451 if strings -a $TMPE |
grep -q BiGeNdIaN
; then
1453 elif strings -a $TMPE |
grep -q LiTtLeEnDiAn
; then
1456 echo big
/little
test failed
1460 echo big
/little
test failed
1464 ##########################################
1467 if ! has
"$pkg_config_exe"; then
1468 error_exit
"pkg-config binary '$pkg_config_exe' not found"
1471 ##########################################
1472 # glib support probe
1474 # When bumping glib_req_ver, please check also whether we should increase
1475 # the _WIN32_WINNT setting in osdep.h according to the value from glib
1477 glib_modules
=gthread-2.0
1478 if test "$modules" = yes; then
1479 glib_modules
="$glib_modules gmodule-export-2.0"
1480 elif test "$plugins" = "yes"; then
1481 glib_modules
="$glib_modules gmodule-no-export-2.0"
1484 for i
in $glib_modules; do
1485 if $pkg_config --atleast-version=$glib_req_ver $i; then
1486 glib_cflags
=$
($pkg_config --cflags $i)
1487 glib_libs
=$
($pkg_config --libs $i)
1489 error_exit
"glib-$glib_req_ver $i is required to compile QEMU"
1493 glib_bindir
="$($pkg_config --variable=bindir glib-2.0)"
1494 if test -z "$glib_bindir" ; then
1495 glib_bindir
="$($pkg_config --variable=prefix glib-2.0)"/bin
1498 # This workaround is required due to a bug in pkg-config file for glib as it
1499 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
1501 if test "$static" = yes && test "$mingw32" = yes; then
1502 glib_cflags
="-DGLIB_STATIC_COMPILATION $glib_cflags"
1505 # Sanity check that the current size_t matches the
1506 # size that glib thinks it should be. This catches
1507 # problems on multi-arch where people try to build
1508 # 32-bit QEMU while pointing at 64-bit glib headers
1513 #define QEMU_BUILD_BUG_ON(x) \
1514 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
1517 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
1522 if ! compile_prog
"$glib_cflags" "$glib_libs" ; then
1523 error_exit
"sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
1524 "You probably need to set PKG_CONFIG_LIBDIR"\
1525 "to point to the right pkg-config files for your"\
1529 # Silence clang warnings triggered by glib < 2.57.2
1532 typedef struct Foo {
1535 static void foo_free(Foo *f)
1539 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free)
1540 int main(void) { return 0; }
1542 if ! compile_prog
"$glib_cflags -Werror" "$glib_libs" ; then
1543 if cc_has_warning_flag
"-Wno-unused-function"; then
1544 glib_cflags
="$glib_cflags -Wno-unused-function"
1545 CONFIGURE_CFLAGS
="$CONFIGURE_CFLAGS -Wno-unused-function"
1549 ##########################################
1553 auto | enabled | internal
)
1554 # Simpler to always update submodule, even if not needed.
1555 git_submodules
="${git_submodules} dtc"
1559 ##########################################
1560 # check and set a backend for coroutine
1562 # We prefer ucontext, but it's not always possible. The fallback
1563 # is sigcontext. On Windows the only valid backend is the Windows
1567 if test "$darwin" != "yes"; then
1569 #include <ucontext.h>
1570 #ifdef __stub_makecontext
1571 #error Ignoring glibc stub makecontext which will always fail
1573 int main(void) { makecontext(0, 0, 0); return 0; }
1575 if compile_prog
"" "" ; then
1580 if test "$coroutine" = ""; then
1581 if test "$mingw32" = "yes"; then
1583 elif test "$ucontext_works" = "yes"; then
1586 coroutine
=sigaltstack
1591 if test "$mingw32" != "yes"; then
1592 error_exit
"'windows' coroutine backend only valid for Windows"
1594 # Unfortunately the user visible backend name doesn't match the
1595 # coroutine-*.c filename for this case, so we have to adjust it here.
1599 if test "$ucontext_works" != "yes"; then
1600 error_exit
"'ucontext' backend requested but makecontext not available"
1604 if test "$mingw32" = "yes"; then
1605 error_exit
"only the 'windows' coroutine backend is valid for Windows"
1609 error_exit
"unknown coroutine backend $coroutine"
1614 ##################################################
1618 if test "$safe_stack" = "yes"; then
1620 int main(int argc, char *argv[])
1622 #if ! __has_feature(safe_stack)
1623 #error SafeStack Disabled
1628 flag
="-fsanitize=safe-stack"
1629 # Check that safe-stack is supported and enabled.
1630 if compile_prog
"-Werror $flag" "$flag"; then
1631 # Flag needed both at compilation and at linking
1632 QEMU_CFLAGS
="$QEMU_CFLAGS $flag"
1633 QEMU_LDFLAGS
="$QEMU_LDFLAGS $flag"
1635 error_exit
"SafeStack not supported by your compiler"
1637 if test "$coroutine" != "ucontext"; then
1638 error_exit
"SafeStack is only supported by the coroutine backend ucontext"
1642 int main(int argc, char *argv[])
1644 #if defined(__has_feature)
1645 #if __has_feature(safe_stack)
1646 #error SafeStack Enabled
1652 if test "$safe_stack" = "no"; then
1653 # Make sure that safe-stack is disabled
1654 if ! compile_prog
"-Werror" ""; then
1655 # SafeStack was already enabled, try to explicitly remove the feature
1656 flag
="-fno-sanitize=safe-stack"
1657 if ! compile_prog
"-Werror $flag" "$flag"; then
1658 error_exit
"Configure cannot disable SafeStack"
1660 QEMU_CFLAGS
="$QEMU_CFLAGS $flag"
1661 QEMU_LDFLAGS
="$QEMU_LDFLAGS $flag"
1663 else # "$safe_stack" = ""
1664 # Set safe_stack to yes or no based on pre-existing flags
1665 if compile_prog
"-Werror" ""; then
1669 if test "$coroutine" != "ucontext"; then
1670 error_exit
"SafeStack is only supported by the coroutine backend ucontext"
1676 ########################################
1677 # check if ccache is interfering with
1678 # semantic analysis of macros
1683 static const int Z = 1;
1684 #define fn() ({ Z; })
1685 #define TAUT(X) ((X) == Z)
1686 #define PAREN(X, Y) (X == Y)
1688 int main(int argc, char *argv[])
1694 if (PAREN(x, y)) return 0;
1695 if (TAUT(Z)) return 0;
1700 if ! compile_object
"-Werror"; then
1704 #################################################
1705 # clang does not support glibc + FORTIFY_SOURCE.
1707 if test "$fortify_source" != "no"; then
1708 if echo |
$cc -dM -E - |
grep __clang__
> /dev
/null
2>&1 ; then
1709 fortify_source
="no";
1710 elif test -n "$cxx" && has
$cxx &&
1711 echo |
$cxx -dM -E - |
grep __clang__
>/dev
/null
2>&1 ; then
1712 fortify_source
="no";
1714 fortify_source
="yes"
1718 ##########################################
1719 # checks for sanitizers
1723 have_asan_iface_h
=no
1724 have_asan_iface_fiber
=no
1726 if test "$sanitizers" = "yes" ; then
1728 if compile_prog
"$CPU_CFLAGS -Werror -fsanitize=address" ""; then
1732 # we could use a simple skeleton for flags checks, but this also
1733 # detect the static linking issue of ubsan, see also:
1734 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
1738 void *tmp = malloc(10);
1740 return *(int *)(tmp + 2);
1745 if compile_prog
"$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
1749 if check_include
"sanitizer/asan_interface.h" ; then
1750 have_asan_iface_h
=yes
1754 #include <sanitizer/asan_interface.h>
1756 __sanitizer_start_switch_fiber(0, 0, 0);
1760 if compile_prog
"$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
1761 have_asan_iface_fiber
=yes
1765 # Thread sanitizer is, for now, much noisier than the other sanitizers;
1766 # keep it separate until that is not the case.
1767 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
1768 error_exit
"TSAN is not supported with other sanitiziers."
1771 have_tsan_iface_fiber
=no
1772 if test "$tsan" = "yes" ; then
1774 if compile_prog
"$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
1778 #include <sanitizer/tsan_interface.h>
1780 __tsan_create_fiber(0);
1784 if compile_prog
"$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
1785 have_tsan_iface_fiber
=yes
1789 ##########################################
1793 auto | enabled | internal
)
1794 # Simpler to always update submodule, even if not needed.
1795 git_submodules
="${git_submodules} slirp"
1799 ##########################################
1800 # functions to probe cross compilers
1803 if test $use_containers = "yes"; then
1804 if has
"docker" || has
"podman"; then
1805 container
=$
($python "$source_path"/tests
/docker
/docker.py probe
)
1809 # cross compilers defaults, can be overridden with --cross-cc-ARCH
1810 : ${cross_prefix_aarch64="aarch64-linux-gnu-"}
1811 : ${cross_prefix_aarch64_be="$cross_prefix_aarch64"}
1812 : ${cross_prefix_alpha="alpha-linux-gnu-"}
1813 : ${cross_prefix_arm="arm-linux-gnueabihf-"}
1814 : ${cross_prefix_armeb="$cross_prefix_arm"}
1815 : ${cross_prefix_hexagon="hexagon-unknown-linux-musl-"}
1816 : ${cross_prefix_loongarch64="loongarch64-unknown-linux-gnu-"}
1817 : ${cross_prefix_hppa="hppa-linux-gnu-"}
1818 : ${cross_prefix_i386="i686-linux-gnu-"}
1819 : ${cross_prefix_m68k="m68k-linux-gnu-"}
1820 : ${cross_prefix_microblaze="microblaze-linux-musl-"}
1821 : ${cross_prefix_mips64el="mips64el-linux-gnuabi64-"}
1822 : ${cross_prefix_mips64="mips64-linux-gnuabi64-"}
1823 : ${cross_prefix_mipsel="mipsel-linux-gnu-"}
1824 : ${cross_prefix_mips="mips-linux-gnu-"}
1825 : ${cross_prefix_nios2="nios2-linux-gnu-"}
1826 : ${cross_prefix_ppc="powerpc-linux-gnu-"}
1827 : ${cross_prefix_ppc64="powerpc64-linux-gnu-"}
1828 : ${cross_prefix_ppc64le="$cross_prefix_ppc64"}
1829 : ${cross_prefix_riscv64="riscv64-linux-gnu-"}
1830 : ${cross_prefix_s390x="s390x-linux-gnu-"}
1831 : ${cross_prefix_sh4="sh4-linux-gnu-"}
1832 : ${cross_prefix_sparc64="sparc64-linux-gnu-"}
1833 : ${cross_prefix_sparc="$cross_prefix_sparc64"}
1834 : ${cross_prefix_x86_64="x86_64-linux-gnu-"}
1836 : ${cross_cc_aarch64_be="$cross_cc_aarch64"}
1837 : ${cross_cc_cflags_aarch64_be="-mbig-endian"}
1838 : ${cross_cc_armeb="$cross_cc_arm"}
1839 : ${cross_cc_cflags_armeb="-mbig-endian"}
1840 : ${cross_cc_hexagon="hexagon-unknown-linux-musl-clang"}
1841 : ${cross_cc_cflags_hexagon="-mv67 -O2 -static"}
1842 : ${cross_cc_cflags_i386="-m32"}
1843 : ${cross_cc_cflags_ppc="-m32 -mbig-endian"}
1844 : ${cross_cc_cflags_ppc64="-m64 -mbig-endian"}
1845 : ${cross_cc_ppc64le="$cross_cc_ppc64"}
1846 : ${cross_cc_cflags_ppc64le="-m64 -mlittle-endian"}
1847 : ${cross_cc_cflags_sparc64="-m64 -mcpu=ultrasparc"}
1848 : ${cross_cc_sparc="$cross_cc_sparc64"}
1849 : ${cross_cc_cflags_sparc="-m32 -mcpu=supersparc"}
1850 : ${cross_cc_cflags_x86_64="-m64"}
1852 compute_target_variable
() {
1854 if eval test -n "\"\${cross_prefix_$1}\""; then
1855 if eval has
"\"\${cross_prefix_$1}\$3\""; then
1856 eval "$2=\"\${cross_prefix_$1}\$3\""
1861 # probe_target_compiler TARGET
1863 # Look for a compiler for the given target, either native or cross.
1864 # Set variables target_* if a compiler is found, and container_cross_*
1865 # if a Docker-based cross-compiler image is known for the target.
1866 # Set got_cross_cc to yes/no depending on whether a non-container-based
1867 # compiler was found.
1869 # If TARGET is a user-mode emulation target, also set build_static to
1870 # "y" if static linking is possible.
1872 probe_target_compiler
() {
1873 # reset all output variables
1882 container_cross_objcopy
=
1883 container_cross_ranlib
=
1884 container_cross_strip
=
1886 target_arch
=${1%%-*}
1887 case $target_arch in
1888 aarch64
) container_hosts
="x86_64 aarch64" ;;
1889 alpha
) container_hosts
=x86_64
;;
1890 arm
) container_hosts
="x86_64 aarch64" ;;
1891 cris
) container_hosts
=x86_64
;;
1892 hexagon
) container_hosts
=x86_64
;;
1893 hppa
) container_hosts
=x86_64
;;
1894 i386
) container_hosts
=x86_64
;;
1895 loongarch64
) container_hosts
=x86_64
;;
1896 m68k
) container_hosts
=x86_64
;;
1897 microblaze
) container_hosts
=x86_64
;;
1898 mips64el
) container_hosts
=x86_64
;;
1899 mips64
) container_hosts
=x86_64
;;
1900 mipsel
) container_hosts
=x86_64
;;
1901 mips
) container_hosts
=x86_64
;;
1902 nios2
) container_hosts
=x86_64
;;
1903 ppc
) container_hosts
=x86_64
;;
1904 ppc64|ppc64le
) container_hosts
=x86_64
;;
1905 riscv64
) container_hosts
=x86_64
;;
1906 s390x
) container_hosts
=x86_64
;;
1907 sh4
) container_hosts
=x86_64
;;
1908 sparc64
) container_hosts
=x86_64
;;
1909 tricore
) container_hosts
=x86_64
;;
1910 x86_64
) container_hosts
="aarch64 ppc64el x86_64" ;;
1911 xtensa
*) container_hosts
=x86_64
;;
1914 for host in $container_hosts; do
1915 test "$container" != no ||
continue
1916 test "$host" = "$cpu" ||
continue
1917 case $target_arch in
1919 # We don't have any bigendian build tools so we only use this for AArch64
1920 container_image
=debian-arm64-cross
1921 container_cross_prefix
=aarch64-linux-gnu-
1922 container_cross_cc
=${container_cross_prefix}gcc-10
1925 container_image
=debian-alpha-cross
1926 container_cross_prefix
=alpha-linux-gnu-
1929 # We don't have any bigendian build tools so we only use this for ARM
1930 container_image
=debian-armhf-cross
1931 container_cross_prefix
=arm-linux-gnueabihf-
1934 container_image
=fedora-cris-cross
1935 container_cross_prefix
=cris-linux-gnu-
1938 container_image
=debian-hexagon-cross
1939 container_cross_prefix
=hexagon-unknown-linux-musl-
1940 container_cross_cc
=${container_cross_prefix}clang
1943 container_image
=debian-hppa-cross
1944 container_cross_prefix
=hppa-linux-gnu-
1947 container_image
=fedora-i386-cross
1948 container_cross_prefix
=
1951 container_image
=debian-loongarch-cross
1952 container_cross_prefix
=loongarch64-unknown-linux-gnu-
1955 container_image
=debian-m68k-cross
1956 container_cross_prefix
=m68k-linux-gnu-
1959 container_image
=debian-microblaze-cross
1960 container_cross_prefix
=microblaze-linux-musl-
1963 container_image
=debian-mips64el-cross
1964 container_cross_prefix
=mips64el-linux-gnuabi64-
1967 container_image
=debian-mips64-cross
1968 container_cross_prefix
=mips64-linux-gnuabi64-
1971 container_image
=debian-mipsel-cross
1972 container_cross_prefix
=mipsel-linux-gnu-
1975 container_image
=debian-mips-cross
1976 container_cross_prefix
=mips-linux-gnu-
1979 container_image
=debian-nios2-cross
1980 container_cross_prefix
=nios2-linux-gnu-
1983 container_image
=debian-powerpc-test-cross
1984 container_cross_prefix
=powerpc-linux-gnu-
1985 container_cross_cc
=${container_cross_prefix}gcc-10
1988 container_image
=debian-powerpc-test-cross
1989 container_cross_prefix
=powerpc
${target_arch#ppc}-linux-gnu-
1990 container_cross_cc
=${container_cross_prefix}gcc-10
1993 container_image
=debian-riscv64-test-cross
1994 container_cross_prefix
=riscv64-linux-gnu-
1997 container_image
=debian-s390x-cross
1998 container_cross_prefix
=s390x-linux-gnu-
2001 container_image
=debian-sh4-cross
2002 container_cross_prefix
=sh4-linux-gnu-
2005 container_image
=debian-sparc64-cross
2006 container_cross_prefix
=sparc64-linux-gnu-
2009 container_image
=debian-tricore-cross
2010 container_cross_prefix
=tricore-
2011 container_cross_as
=tricore-as
2012 container_cross_ld
=tricore-ld
2016 container_image
=debian-amd64-cross
2017 container_cross_prefix
=x86_64-linux-gnu-
2020 container_hosts
=x86_64
2021 container_image
=debian-xtensa-cross
2023 # default to the dc232b cpu
2024 container_cross_prefix
=/opt
/2020.07/xtensa-dc232b-elf
/bin
/xtensa-dc232b-elf-
2027 : ${container_cross_cc:=${container_cross_prefix}gcc}
2028 : ${container_cross_ar:=${container_cross_prefix}ar}
2029 : ${container_cross_as:=${container_cross_prefix}as}
2030 : ${container_cross_ld:=${container_cross_prefix}ld}
2031 : ${container_cross_nm:=${container_cross_prefix}nm}
2032 : ${container_cross_objcopy:=${container_cross_prefix}objcopy}
2033 : ${container_cross_ranlib:=${container_cross_prefix}ranlib}
2034 : ${container_cross_strip:=${container_cross_prefix}strip}
2038 case "$target_arch:$cpu" in
2039 aarch64_be
:aarch64 | \
2046 try
='native cross' ;;
2048 eval "target_cflags=\${cross_cc_cflags_$target_arch}"
2049 for thistry
in $try; do
2058 target_objcopy
=$objcopy
2059 target_ranlib
=$ranlib
2064 if eval test -n "\"\${cross_cc_$target_arch}\""; then
2065 if eval has
"\"\${cross_cc_$target_arch}\""; then
2066 eval "target_cc=\"\${cross_cc_$target_arch}\""
2069 compute_target_variable
$target_arch target_cc gcc
2071 target_ccas
=$target_cc
2072 compute_target_variable
$target_arch target_ar
ar
2073 compute_target_variable
$target_arch target_as as
2074 compute_target_variable
$target_arch target_ld ld
2075 compute_target_variable
$target_arch target_nm nm
2076 compute_target_variable
$target_arch target_objcopy objcopy
2077 compute_target_variable
$target_arch target_ranlib ranlib
2078 compute_target_variable
$target_arch target_strip strip
2082 if test -n "$target_cc"; then
2083 case $target_arch in
2085 if $target_cc --version |
grep -qi "clang"; then
2090 elif test -n "$target_as" && test -n "$target_ld"; then
2091 # Special handling for assembler only targets
2109 if do_compiler
"$target_cc" $target_cflags -o $TMPO -c $TMPC &&
2110 do_compiler
"$target_cc" $target_cflags -r -nostdlib -o "${TMPDIR1}/${TMPB}2.o" "$TMPO" -lgcc; then
2116 if do_compiler
"$target_cc" $target_cflags -o $TMPE $TMPC -static ; then
2121 if do_compiler
"$target_cc" $target_cflags -o $TMPE $TMPC ; then
2129 if test $got_cross_cc != yes; then
2143 write_target_makefile
() {
2144 echo "EXTRA_CFLAGS=$target_cflags"
2145 if test -n "$target_cc"; then
2146 echo "CC=$target_cc"
2147 echo "CCAS=$target_ccas"
2149 if test -n "$target_ar"; then
2150 echo "AR=$target_ar"
2152 if test -n "$target_as"; then
2153 echo "AS=$target_as"
2155 if test -n "$target_ld"; then
2156 echo "LD=$target_ld"
2158 if test -n "$target_nm"; then
2159 echo "NM=$target_nm"
2161 if test -n "$target_objcopy"; then
2162 echo "OBJCOPY=$target_objcopy"
2164 if test -n "$target_ranlib"; then
2165 echo "RANLIB=$target_ranlib"
2167 if test -n "$target_strip"; then
2168 echo "STRIP=$target_strip"
2172 write_container_target_makefile
() {
2173 echo "EXTRA_CFLAGS=$target_cflags"
2174 if test -n "$container_cross_cc"; then
2175 echo "CC=\$(DOCKER_SCRIPT) cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
2176 echo "CCAS=\$(DOCKER_SCRIPT) cc --cc $container_cross_cc -i qemu/$container_image -s $source_path --"
2178 echo "AR=\$(DOCKER_SCRIPT) cc --cc $container_cross_ar -i qemu/$container_image -s $source_path --"
2179 echo "AS=\$(DOCKER_SCRIPT) cc --cc $container_cross_as -i qemu/$container_image -s $source_path --"
2180 echo "LD=\$(DOCKER_SCRIPT) cc --cc $container_cross_ld -i qemu/$container_image -s $source_path --"
2181 echo "NM=\$(DOCKER_SCRIPT) cc --cc $container_cross_nm -i qemu/$container_image -s $source_path --"
2182 echo "OBJCOPY=\$(DOCKER_SCRIPT) cc --cc $container_cross_objcopy -i qemu/$container_image -s $source_path --"
2183 echo "RANLIB=\$(DOCKER_SCRIPT) cc --cc $container_cross_ranlib -i qemu/$container_image -s $source_path --"
2184 echo "STRIP=\$(DOCKER_SCRIPT) cc --cc $container_cross_strip -i qemu/$container_image -s $source_path --"
2189 ##########################################
2190 # check for vfio_user_server
2192 case "$vfio_user_server" in
2194 if test "$git_submodules_action" != "ignore"; then
2195 git_submodules
="${git_submodules} subprojects/libvfio-user"
2200 ##########################################
2202 # After here, no more $cc or $ld runs
2206 if test "$fortify_source" = "yes" ; then
2207 QEMU_CFLAGS
="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
2210 if test "$have_asan" = "yes"; then
2211 QEMU_CFLAGS
="-fsanitize=address $QEMU_CFLAGS"
2212 QEMU_LDFLAGS
="-fsanitize=address $QEMU_LDFLAGS"
2213 if test "$have_asan_iface_h" = "no" ; then
2214 echo "ASAN build enabled, but ASAN header missing." \
2215 "Without code annotation, the report may be inferior."
2216 elif test "$have_asan_iface_fiber" = "no" ; then
2217 echo "ASAN build enabled, but ASAN header is too old." \
2218 "Without code annotation, the report may be inferior."
2221 if test "$have_tsan" = "yes" ; then
2222 if test "$have_tsan_iface_fiber" = "yes" ; then
2223 QEMU_CFLAGS
="-fsanitize=thread $QEMU_CFLAGS"
2224 QEMU_LDFLAGS
="-fsanitize=thread $QEMU_LDFLAGS"
2226 error_exit
"Cannot enable TSAN due to missing fiber annotation interface."
2228 elif test "$tsan" = "yes" ; then
2229 error_exit
"Cannot enable TSAN due to missing sanitize thread interface."
2231 if test "$have_ubsan" = "yes"; then
2232 QEMU_CFLAGS
="-fsanitize=undefined $QEMU_CFLAGS"
2233 QEMU_LDFLAGS
="-fsanitize=undefined $QEMU_LDFLAGS"
2236 ##########################################
2237 # Guest agent Windows MSI package
2239 if test "$QEMU_GA_MANUFACTURER" = ""; then
2240 QEMU_GA_MANUFACTURER
=QEMU
2242 if test "$QEMU_GA_DISTRO" = ""; then
2243 QEMU_GA_DISTRO
=Linux
2245 if test "$QEMU_GA_VERSION" = ""; then
2246 QEMU_GA_VERSION
=$
(cat "$source_path"/VERSION
)
2250 #######################################
2251 # cross-compiled firmware targets
2253 # Set up build tree symlinks that point back into the source tree
2254 # (these can be both files and directories).
2255 # Caution: avoid adding files or directories here using wildcards. This
2256 # will result in problems later if a new file matching the wildcard is
2257 # added to the source tree -- nothing will cause configure to be rerun
2258 # so the build tree will be missing the link back to the new file, and
2259 # tests might fail. Prefer to keep the relevant files in their own
2260 # directory and symlink the directory instead.
2262 LINKS
="$LINKS tests/tcg/Makefile.target"
2263 LINKS
="$LINKS pc-bios/optionrom/Makefile"
2264 LINKS
="$LINKS pc-bios/s390-ccw/Makefile"
2265 LINKS
="$LINKS pc-bios/vof/Makefile"
2266 LINKS
="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
2267 LINKS
="$LINKS tests/avocado tests/data"
2268 LINKS
="$LINKS tests/qemu-iotests/check"
2269 LINKS
="$LINKS python"
2270 LINKS
="$LINKS contrib/plugins/Makefile "
2271 for f
in $LINKS ; do
2272 if [ -e "$source_path/$f" ]; then
2273 mkdir
-p "$(dirname ./"$f")"
2274 symlink
"$source_path/$f" "$f"
2278 # Mac OS X ships with a broken assembler
2280 probe_target_compiler i386-softmmu
2281 if test -n "$target_cc" &&
2282 test "$targetos" != "darwin" && test "$targetos" != "sunos" && \
2283 test "$targetos" != "haiku" && test "$softmmu" = yes ; then
2284 roms
="pc-bios/optionrom"
2285 config_mak
=pc-bios
/optionrom
/config.mak
2286 echo "# Automatically generated by configure - do not modify" > $config_mak
2287 echo "TOPSRC_DIR=$source_path" >> $config_mak
2288 write_target_makefile
>> $config_mak
2291 probe_target_compiler ppc-softmmu
2292 if test -n "$target_cc" && test "$softmmu" = yes; then
2293 roms
="$roms pc-bios/vof"
2294 config_mak
=pc-bios
/vof
/config.mak
2295 echo "# Automatically generated by configure - do not modify" > $config_mak
2296 echo "SRC_DIR=$source_path/pc-bios/vof" >> $config_mak
2297 write_target_makefile
>> $config_mak
2300 # Only build s390-ccw bios if the compiler has -march=z900 or -march=z10
2301 # (which is the lowest architecture level that Clang supports)
2302 probe_target_compiler s390x-softmmu
2303 if test -n "$target_cc" && test "$softmmu" = yes; then
2305 do_compiler
"$target_cc" $target_cc_cflags -march=z900
-o $TMPO -c $TMPC
2307 if [ $has_z900 = 0 ] || do_compiler
"$target_cc" $target_cc_cflags -march=z10
-msoft-float -Werror -o $TMPO -c $TMPC; then
2308 if [ $has_z900 != 0 ]; then
2309 echo "WARNING: Your compiler does not support the z900!"
2310 echo " The s390-ccw bios will only work with guest CPUs >= z10."
2312 roms
="$roms pc-bios/s390-ccw"
2313 config_mak
=pc-bios
/s390-ccw
/config-host.mak
2314 echo "# Automatically generated by configure - do not modify" > $config_mak
2315 echo "SRC_PATH=$source_path/pc-bios/s390-ccw" >> $config_mak
2316 write_target_makefile
>> $config_mak
2317 # SLOF is required for building the s390-ccw firmware on s390x,
2318 # since it is using the libnet code from SLOF for network booting.
2319 git_submodules
="${git_submodules} roms/SLOF"
2323 #######################################
2324 # generate config-host.mak
2326 if ! (GIT
="$git" "$source_path/scripts/git-submodule.sh" "$git_submodules_action" "$git_submodules"); then
2330 config_host_mak
="config-host.mak"
2332 echo "# Automatically generated by configure - do not modify" > $config_host_mak
2333 echo >> $config_host_mak
2335 echo all
: >> $config_host_mak
2336 echo "GIT=$git" >> $config_host_mak
2337 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
2338 echo "GIT_SUBMODULES_ACTION=$git_submodules_action" >> $config_host_mak
2340 if test "$debug_tcg" = "yes" ; then
2341 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
2343 if test "$mingw32" = "yes" ; then
2344 echo "CONFIG_WIN32=y" >> $config_host_mak
2345 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
2346 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
2347 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
2349 echo "CONFIG_POSIX=y" >> $config_host_mak
2352 if test "$linux" = "yes" ; then
2353 echo "CONFIG_LINUX=y" >> $config_host_mak
2356 if test "$darwin" = "yes" ; then
2357 echo "CONFIG_DARWIN=y" >> $config_host_mak
2360 if test "$solaris" = "yes" ; then
2361 echo "CONFIG_SOLARIS=y" >> $config_host_mak
2363 if test "$static" = "yes" ; then
2364 echo "CONFIG_STATIC=y" >> $config_host_mak
2366 echo "SRC_PATH=$source_path" >> $config_host_mak
2367 echo "TARGET_DIRS=$target_list" >> $config_host_mak
2368 if test "$modules" = "yes"; then
2369 echo "CONFIG_MODULES=y" >> $config_host_mak
2372 # XXX: suppress that
2373 if [ "$bsd" = "yes" ] ; then
2374 echo "CONFIG_BSD=y" >> $config_host_mak
2377 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
2379 if test "$have_asan_iface_fiber" = "yes" ; then
2380 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
2383 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
2384 echo "CONFIG_TSAN=y" >> $config_host_mak
2387 if test "$plugins" = "yes" ; then
2388 echo "CONFIG_PLUGIN=y" >> $config_host_mak
2391 if test -n "$gdb_bin"; then
2392 gdb_version
=$
($gdb_bin --version |
head -n 1)
2393 if version_ge
${gdb_version##* } 9.1; then
2394 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
2398 echo "ROMS=$roms" >> $config_host_mak
2399 echo "MAKE=$make" >> $config_host_mak
2400 echo "PYTHON=$python" >> $config_host_mak
2401 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
2402 echo "MESON=$meson" >> $config_host_mak
2403 echo "NINJA=$ninja" >> $config_host_mak
2404 echo "CC=$cc" >> $config_host_mak
2405 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
2406 echo "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak
2407 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
2408 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
2409 echo "GLIB_BINDIR=$glib_bindir" >> $config_host_mak
2410 echo "GLIB_VERSION=$(pkg-config --modversion glib-2.0)" >> $config_host_mak
2411 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
2412 echo "EXESUF=$EXESUF" >> $config_host_mak
2414 # use included Linux headers
2415 if test "$linux" = "yes" ; then
2416 mkdir
-p linux-headers
2431 linux_arch
=loongarch
2437 # For most CPUs the kernel architecture name and QEMU CPU name match.
2441 # For non-KVM architectures we will not have asm headers
2442 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
2443 symlink
"$source_path/linux-headers/asm-$linux_arch" linux-headers
/asm
2447 for target
in $target_list; do
2448 target_dir
="$target"
2449 target_name
=$
(echo $target | cut
-d '-' -f 1)$EXESUF
2450 mkdir
-p "$target_dir"
2452 *-user) symlink
"../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
2453 *) symlink
"../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
2457 if test "$default_targets" = "yes"; then
2458 echo "CONFIG_DEFAULT_TARGETS=y" >> $config_host_mak
2461 if test "$ccache_cpp2" = "yes"; then
2462 echo "export CCACHE_CPP2=y" >> $config_host_mak
2465 if test "$safe_stack" = "yes"; then
2466 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
2469 # tests/tcg configuration
2470 (makefile
=tests
/tcg
/Makefile.prereqs
2471 echo "# Automatically generated by configure - do not modify" > $makefile
2473 config_host_mak
=tests
/tcg
/config-host.mak
2474 echo "# Automatically generated by configure - do not modify" > $config_host_mak
2475 echo "SRC_PATH=$source_path" >> $config_host_mak
2476 echo "HOST_CC=$host_cc" >> $config_host_mak
2479 for target
in $target_list; do
2482 config_target_mak
=tests
/tcg
/config-
$target.mak
2484 echo "# Automatically generated by configure - do not modify" > $config_target_mak
2485 echo "TARGET_NAME=$arch" >> "$config_target_mak"
2488 # the toolchain is not complete with headers, only build softmmu tests
2492 test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" ||
continue
2493 qemu
="qemu-system-$arch"
2495 *-linux-user|
*-bsd-user)
2500 probe_target_compiler
$target
2501 if test $got_cross_cc = yes; then
2502 # Test for compiler features for optional tests. We only do this
2503 # for cross compilers because ensuring the docker containers based
2504 # compilers is a requirememt for adding a new test that needs a
2507 echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
2508 write_target_makefile
>> "$config_target_mak"
2511 if do_compiler
"$target_cc" $target_cflags \
2512 -march=armv8.1
-a+sve
-o $TMPE $TMPC; then
2513 echo "CROSS_CC_HAS_SVE=y" >> "$config_target_mak"
2515 if do_compiler
"$target_cc" $target_cflags \
2516 -march=armv8.1
-a+sve2
-o $TMPE $TMPC; then
2517 echo "CROSS_CC_HAS_SVE2=y" >> "$config_target_mak"
2519 if do_compiler
"$target_cc" $target_cflags \
2520 -march=armv8.3
-a -o $TMPE $TMPC; then
2521 echo "CROSS_CC_HAS_ARMV8_3=y" >> "$config_target_mak"
2523 if do_compiler
"$target_cc" $target_cflags \
2524 -mbranch-protection=standard
-o $TMPE $TMPC; then
2525 echo "CROSS_CC_HAS_ARMV8_BTI=y" >> "$config_target_mak"
2527 if do_compiler
"$target_cc" $target_cflags \
2528 -march=armv8.5
-a+memtag
-o $TMPE $TMPC; then
2529 echo "CROSS_CC_HAS_ARMV8_MTE=y" >> "$config_target_mak"
2533 if do_compiler
"$target_cc" $target_cflags \
2534 -mpower8-vector -o $TMPE $TMPC; then
2535 echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> "$config_target_mak"
2537 if do_compiler
"$target_cc" $target_cflags \
2538 -mpower10 -o $TMPE $TMPC; then
2539 echo "CROSS_CC_HAS_POWER10=y" >> "$config_target_mak"
2543 if do_compiler
"$target_cc" $target_cflags \
2544 -Werror -fno-pie -o $TMPE $TMPC; then
2545 echo "CROSS_CC_HAS_I386_NOPIE=y" >> "$config_target_mak"
2549 elif test -n "$container_image"; then
2550 echo "build-tcg-tests-$target: docker-image-$container_image" >> $makefile
2551 echo "BUILD_STATIC=y" >> "$config_target_mak"
2552 write_container_target_makefile
>> "$config_target_mak"
2555 echo "CROSS_CC_HAS_SVE=y" >> "$config_target_mak"
2556 echo "CROSS_CC_HAS_SVE2=y" >> "$config_target_mak"
2557 echo "CROSS_CC_HAS_ARMV8_3=y" >> "$config_target_mak"
2558 echo "CROSS_CC_HAS_ARMV8_BTI=y" >> "$config_target_mak"
2559 echo "CROSS_CC_HAS_ARMV8_MTE=y" >> "$config_target_mak"
2562 echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> "$config_target_mak"
2563 echo "CROSS_CC_HAS_POWER10=y" >> "$config_target_mak"
2566 echo "CROSS_CC_HAS_I386_NOPIE=y" >> "$config_target_mak"
2571 if test $got_cross_cc = yes; then
2572 mkdir
-p tests
/tcg
/$target
2573 echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
2574 echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> $makefile
2575 tcg_tests_targets
="$tcg_tests_targets $target"
2578 echo "TCG_TESTS_TARGETS=$tcg_tests_targets" >> $makefile)
2580 if test "$skip_meson" = no
; then
2581 cross
="config-meson.cross.new"
2583 test $# = 0 && return
2584 echo "'$(echo $* | sed "s
/ /','/g
")'"
2587 echo "# Automatically generated by configure - do not modify" > $cross
2588 echo "[properties]" >> $cross
2590 # unroll any custom device configs
2591 for a
in $device_archs; do
2592 eval "c=\$devices_${a}"
2593 echo "${a}-softmmu = '$c'" >> $cross
2596 echo "[built-in options]" >> $cross
2597 echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross
2598 echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross
2599 test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross
2600 echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross
2601 echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross
2602 echo "[binaries]" >> $cross
2603 echo "c = [$(meson_quote $cc $CPU_CFLAGS)]" >> $cross
2604 test -n "$cxx" && echo "cpp = [$(meson_quote $cxx $CPU_CFLAGS)]" >> $cross
2605 test -n "$objcc" && echo "objc = [$(meson_quote $objcc $CPU_CFLAGS)]" >> $cross
2606 echo "ar = [$(meson_quote $ar)]" >> $cross
2607 echo "nm = [$(meson_quote $nm)]" >> $cross
2608 echo "pkgconfig = [$(meson_quote $pkg_config_exe)]" >> $cross
2609 echo "ranlib = [$(meson_quote $ranlib)]" >> $cross
2610 if has
$sdl2_config; then
2611 echo "sdl2-config = [$(meson_quote $sdl2_config)]" >> $cross
2613 echo "strip = [$(meson_quote $strip)]" >> $cross
2614 echo "widl = [$(meson_quote $widl)]" >> $cross
2615 echo "windres = [$(meson_quote $windres)]" >> $cross
2616 if test "$cross_compile" = "yes"; then
2617 cross_arg
="--cross-file config-meson.cross"
2618 echo "[host_machine]" >> $cross
2619 echo "system = '$targetos'" >> $cross
2622 echo "cpu_family = 'x86'" >> $cross
2625 echo "cpu_family = '$cpu'" >> $cross
2628 echo "cpu = '$cpu'" >> $cross
2629 if test "$bigendian" = "yes" ; then
2630 echo "endian = 'big'" >> $cross
2632 echo "endian = 'little'" >> $cross
2635 cross_arg
="--native-file config-meson.cross"
2637 mv $cross config-meson.cross
2639 rm -rf meson-private meson-info meson-logs
2642 test "$bindir" != "bin" && meson_option_add
"-Dbindir=$bindir"
2643 test "$default_feature" = no
&& meson_option_add
-Dauto_features=disabled
2644 test "$pie" = no
&& meson_option_add
-Db_pie=false
2645 test "$werror" = yes && meson_option_add
-Dwerror=true
2648 test "$cfi" != false
&& meson_option_add
"-Dcfi=$cfi"
2649 test "$fdt" != auto
&& meson_option_add
"-Dfdt=$fdt"
2650 test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add
"-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
2651 test "$qemu_suffix" != qemu
&& meson_option_add
"-Dqemu_suffix=$qemu_suffix"
2652 test "$slirp" != auto
&& meson_option_add
"-Dslirp=$slirp"
2653 test "$smbd" != '' && meson_option_add
"-Dsmbd=$smbd"
2654 test "$tcg" != enabled
&& meson_option_add
"-Dtcg=$tcg"
2655 test "$vfio_user_server" != auto
&& meson_option_add
"-Dvfio_user_server=$vfio_user_server"
2657 NINJA
=$ninja $meson setup
--prefix "$prefix" "$@" $cross_arg "$PWD" "$source_path"
2659 eval run_meson
$meson_options
2660 if test "$?" -ne 0 ; then
2661 error_exit
"meson setup failed"
2664 if test -f meson-private
/cmd_line.txt
; then
2665 # Adjust old command line options whose type was changed
2666 # Avoids having to use "setup --wipe" when Meson is upgraded
2668 s/^gettext = true$/gettext = auto/;
2669 s/^gettext = false$/gettext = disabled/;
2670 /^b_staticpic/ && next;
2671 print;' meson-private
/cmd_line.txt
2675 # Save the configure command line for later reuse.
2676 cat <<EOD >config.status
2678 # Generated by configure.
2679 # Run this file to recreate the current configuration.
2680 # Compiler output produced by configure, useful for debugging
2681 # configure, is in config.log if it exists.
2687 eval envval
=\$
$envname
2689 if test -n "$envval"
2691 echo "$envname='$envval'" >> config.status
2692 echo "export $envname" >> config.status
2694 echo "unset $envname" >> config.status
2698 # Preserve various env variables that influence what
2699 # features/build target configure will detect
2705 preserve_env CXXFLAGS
2707 preserve_env LDFLAGS
2708 preserve_env LD_LIBRARY_PATH
2711 preserve_env OBJCFLAGS
2712 preserve_env OBJCOPY
2714 preserve_env PKG_CONFIG
2715 preserve_env PKG_CONFIG_LIBDIR
2716 preserve_env PKG_CONFIG_PATH
2718 preserve_env SDL2_CONFIG
2722 preserve_env WINDRES
2724 printf "exec" >>config.status
2725 for i
in "$0" "$@"; do
2726 test "$i" = --skip-meson ||
printf " %s" "$(quote_sh "$i")" >>config.status
2728 echo ' "$@"' >>config.status
2729 chmod +x config.status