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meson: move pixman detection to meson
[qemu/ar7.git] / configure
blob9db9bb89b9c43bb0731a392c2024df222f764ab7
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5
6 # Unset some variables known to interfere with behavior of common tools,
7 # just as autoconf does.
8 CLICOLOR_FORCE= GREP_OPTIONS=
9 unset CLICOLOR_FORCE GREP_OPTIONS
10
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
13
14 # make source path absolute
15 source_path=$(cd "$(dirname -- "$0")"; pwd)
16
17 if test "$PWD" = "$source_path"
18 then
19 echo "Using './build' as the directory for build output"
20
21 MARKER=build/auto-created-by-configure
22
23 if test -e build
24 then
25 if test -f $MARKER
26 then
27 rm -rf build
28 else
29 echo "ERROR: ./build dir already exists and was not previously created by configure"
30 exit 1
31 fi
32 fi
33
34 mkdir build
35 touch $MARKER
36
37 cat > GNUmakefile <<'EOF'
38 # This file is auto-generated by configure to support in-source tree
39 # 'make' command invocation
40
41 ifeq ($(MAKECMDGOALS),)
42 recurse: all
43 endif
44
45 .NOTPARALLEL: %
46 %: force
47 @echo 'changing dir to build for $(MAKE) "$(MAKECMDGOALS)"...'
48 @$(MAKE) -C build -f Makefile $(MAKECMDGOALS)
49 @if test "$(MAKECMDGOALS)" = "distclean" && \
50 test -e build/auto-created-by-configure ; \
51 then \
52 rm -rf build GNUmakefile ; \
53 fi
54 force: ;
55 .PHONY: force
56 GNUmakefile: ;
57
58 EOF
59 cd build
60 exec $source_path/configure "$@"
61 fi
62
63 # Temporary directory used for files created while
64 # configure runs. Since it is in the build directory
65 # we can safely blow away any previous version of it
66 # (and we need not jump through hoops to try to delete
67 # it when configure exits.)
68 TMPDIR1="config-temp"
69 rm -rf "${TMPDIR1}"
70 mkdir -p "${TMPDIR1}"
71 if [ $? -ne 0 ]; then
72 echo "ERROR: failed to create temporary directory"
73 exit 1
74 fi
75
76 TMPB="qemu-conf"
77 TMPC="${TMPDIR1}/${TMPB}.c"
78 TMPO="${TMPDIR1}/${TMPB}.o"
79 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
80 TMPE="${TMPDIR1}/${TMPB}.exe"
81 TMPTXT="${TMPDIR1}/${TMPB}.txt"
82
83 rm -f config.log
84
85 # Print a helpful header at the top of config.log
86 echo "# QEMU configure log $(date)" >> config.log
87 printf "# Configured with:" >> config.log
88 printf " '%s'" "$0" "$@" >> config.log
89 echo >> config.log
90 echo "#" >> config.log
91
92 print_error() {
93 (echo
94 echo "ERROR: $1"
95 while test -n "$2"; do
96 echo " $2"
97 shift
98 done
99 echo) >&2
100 }
101
102 error_exit() {
103 print_error "$@"
104 exit 1
105 }
106
107 do_compiler() {
108 # Run the compiler, capturing its output to the log. First argument
109 # is compiler binary to execute.
110 local compiler="$1"
111 shift
112 if test -n "$BASH_VERSION"; then eval '
113 echo >>config.log "
114 funcs: ${FUNCNAME[*]}
115 lines: ${BASH_LINENO[*]}"
116 '; fi
117 echo $compiler "$@" >> config.log
118 $compiler "$@" >> config.log 2>&1 || return $?
119 # Test passed. If this is an --enable-werror build, rerun
120 # the test with -Werror and bail out if it fails. This
121 # makes warning-generating-errors in configure test code
122 # obvious to developers.
123 if test "$werror" != "yes"; then
124 return 0
125 fi
126 # Don't bother rerunning the compile if we were already using -Werror
127 case "$*" in
128 *-Werror*)
129 return 0
130 ;;
131 esac
132 echo $compiler -Werror "$@" >> config.log
133 $compiler -Werror "$@" >> config.log 2>&1 && return $?
134 error_exit "configure test passed without -Werror but failed with -Werror." \
135 "This is probably a bug in the configure script. The failing command" \
136 "will be at the bottom of config.log." \
137 "You can run configure with --disable-werror to bypass this check."
138 }
139
140 do_cc() {
141 do_compiler "$cc" "$@"
142 }
143
144 do_cxx() {
145 do_compiler "$cxx" "$@"
146 }
147
148 # Append $2 to the variable named $1, with space separation
149 add_to() {
150 eval $1=\${$1:+\"\$$1 \"}\$2
151 }
152
153 update_cxxflags() {
154 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
155 # options which some versions of GCC's C++ compiler complain about
156 # because they only make sense for C programs.
157 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
158 CXXFLAGS=$(echo "$CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
159 for arg in $QEMU_CFLAGS; do
160 case $arg in
161 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
162 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
163 ;;
164 *)
165 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
166 ;;
167 esac
168 done
169 }
170
171 compile_object() {
172 local_cflags="$1"
173 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
174 }
175
176 compile_prog() {
177 local_cflags="$1"
178 local_ldflags="$2"
179 do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $QEMU_LDFLAGS $local_ldflags
180 }
181
182 # symbolically link $1 to $2. Portable version of "ln -sf".
183 symlink() {
184 rm -rf "$2"
185 mkdir -p "$(dirname "$2")"
186 ln -s "$1" "$2"
187 }
188
189 # check whether a command is available to this shell (may be either an
190 # executable or a builtin)
191 has() {
192 type "$1" >/dev/null 2>&1
193 }
194
195 # search for an executable in PATH
196 path_of() {
197 local_command="$1"
198 local_ifs="$IFS"
199 local_dir=""
200
201 # pathname has a dir component?
202 if [ "${local_command#*/}" != "$local_command" ]; then
203 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
204 echo "$local_command"
205 return 0
206 fi
207 fi
208 if [ -z "$local_command" ]; then
209 return 1
210 fi
211
212 IFS=:
213 for local_dir in $PATH; do
214 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
215 echo "$local_dir/$local_command"
216 IFS="${local_ifs:-$(printf ' \t\n')}"
217 return 0
218 fi
219 done
220 # not found
221 IFS="${local_ifs:-$(printf ' \t\n')}"
222 return 1
223 }
224
225 version_ge () {
226 local_ver1=`echo $1 | tr . ' '`
227 local_ver2=`echo $2 | tr . ' '`
228 while true; do
229 set x $local_ver1
230 local_first=${2-0}
231 # 'shift 2' if $2 is set, or 'shift' if $2 is not set
232 shift ${2:+2}
233 local_ver1=$*
234 set x $local_ver2
235 # the second argument finished, the first must be greater or equal
236 test $# = 1 && return 0
237 test $local_first -lt $2 && return 1
238 test $local_first -gt $2 && return 0
239 shift ${2:+2}
240 local_ver2=$*
241 done
242 }
243
244 have_backend () {
245 echo "$trace_backends" | grep "$1" >/dev/null
246 }
247
248 glob() {
249 eval test -z '"${1#'"$2"'}"'
250 }
251
252 supported_hax_target() {
253 test "$hax" = "yes" || return 1
254 glob "$1" "*-softmmu" || return 1
255 case "${1%-softmmu}" in
256 i386|x86_64)
257 return 0
258 ;;
259 esac
260 return 1
261 }
262
263 supported_kvm_target() {
264 test "$kvm" = "yes" || return 1
265 glob "$1" "*-softmmu" || return 1
266 case "${1%-softmmu}:$cpu" in
267 arm:arm | aarch64:aarch64 | \
268 i386:i386 | i386:x86_64 | i386:x32 | \
269 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
270 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
271 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
272 s390x:s390x)
273 return 0
274 ;;
275 esac
276 return 1
277 }
278
279 supported_xen_target() {
280 test "$xen" = "yes" || return 1
281 glob "$1" "*-softmmu" || return 1
282 # Only i386 and x86_64 provide the xenpv machine.
283 case "${1%-softmmu}" in
284 i386|x86_64)
285 return 0
286 ;;
287 esac
288 return 1
289 }
290
291 supported_hvf_target() {
292 test "$hvf" = "yes" || return 1
293 glob "$1" "*-softmmu" || return 1
294 case "${1%-softmmu}" in
295 x86_64)
296 return 0
297 ;;
298 esac
299 return 1
300 }
301
302 supported_whpx_target() {
303 test "$whpx" = "yes" || return 1
304 glob "$1" "*-softmmu" || return 1
305 case "${1%-softmmu}" in
306 i386|x86_64)
307 return 0
308 ;;
309 esac
310 return 1
311 }
312
313 supported_target() {
314 case "$1" in
315 *-softmmu)
316 ;;
317 *-linux-user)
318 if test "$linux" != "yes"; then
319 print_error "Target '$target' is only available on a Linux host"
320 return 1
321 fi
322 ;;
323 *-bsd-user)
324 if test "$bsd" != "yes"; then
325 print_error "Target '$target' is only available on a BSD host"
326 return 1
327 fi
328 ;;
329 *)
330 print_error "Invalid target name '$target'"
331 return 1
332 ;;
333 esac
334 test "$tcg" = "yes" && return 0
335 supported_kvm_target "$1" && return 0
336 supported_xen_target "$1" && return 0
337 supported_hax_target "$1" && return 0
338 supported_hvf_target "$1" && return 0
339 supported_whpx_target "$1" && return 0
340 print_error "TCG disabled, but hardware accelerator not available for '$target'"
341 return 1
342 }
343
344
345 ld_has() {
346 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
347 }
348
349 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
350 then
351 error_exit "main directory cannot contain spaces nor colons"
352 fi
353
354 # default parameters
355 cpu=""
356 iasl="iasl"
357 interp_prefix="/usr/gnemul/qemu-%M"
358 static="no"
359 cross_prefix=""
360 audio_drv_list=""
361 block_drv_rw_whitelist=""
362 block_drv_ro_whitelist=""
363 host_cc="cc"
364 libs_tools=""
365 audio_win_int=""
366 libs_qga=""
367 debug_info="yes"
368 stack_protector=""
369 safe_stack=""
370 use_containers="yes"
371 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
372
373 if test -e "$source_path/.git"
374 then
375 git_update=yes
376 git_submodules="ui/keycodemapdb"
377 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
378 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
379 else
380 git_update=no
381 git_submodules=""
382
383 if ! test -f "$source_path/ui/keycodemapdb/README"
384 then
385 echo
386 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
387 echo
388 echo "This is not a GIT checkout but module content appears to"
389 echo "be missing. Do not use 'git archive' or GitHub download links"
390 echo "to acquire QEMU source archives. Non-GIT builds are only"
391 echo "supported with source archives linked from:"
392 echo
393 echo " https://www.qemu.org/download/#source"
394 echo
395 echo "Developers working with GIT can use scripts/archive-source.sh"
396 echo "if they need to create valid source archives."
397 echo
398 exit 1
399 fi
400 fi
401 git="git"
402
403 # Don't accept a target_list environment variable.
404 unset target_list
405 unset target_list_exclude
406
407 # Default value for a variable defining feature "foo".
408 # * foo="no" feature will only be used if --enable-foo arg is given
409 # * foo="" feature will be searched for, and if found, will be used
410 # unless --disable-foo is given
411 # * foo="yes" this value will only be set by --enable-foo flag.
412 # feature will searched for,
413 # if not found, configure exits with error
414 #
415 # Always add --enable-foo and --disable-foo command line args.
416 # Distributions want to ensure that several features are compiled in, and it
417 # is impossible without a --enable-foo that exits if a feature is not found.
418
419 brlapi=""
420 curl=""
421 curses=""
422 docs=""
423 fdt=""
424 netmap="no"
425 sdl="auto"
426 sdl_image="auto"
427 virtfs=""
428 mpath=""
429 vnc="enabled"
430 sparse="no"
431 vde=""
432 vnc_sasl="auto"
433 vnc_jpeg="auto"
434 vnc_png="auto"
435 xkbcommon="auto"
436 xen=""
437 xen_ctrl_version=""
438 xen_pci_passthrough=""
439 linux_aio=""
440 linux_io_uring=""
441 cap_ng=""
442 attr=""
443 libattr=""
444 xfs=""
445 tcg="yes"
446 membarrier=""
447 vhost_net=""
448 vhost_crypto=""
449 vhost_scsi=""
450 vhost_vsock=""
451 vhost_user=""
452 vhost_user_fs=""
453 kvm="no"
454 hax="no"
455 hvf="no"
456 whpx="no"
457 rdma=""
458 pvrdma=""
459 gprof="no"
460 debug_tcg="no"
461 debug="no"
462 sanitizers="no"
463 tsan="no"
464 fortify_source=""
465 strip_opt="yes"
466 tcg_interpreter="no"
467 bigendian="no"
468 mingw32="no"
469 gcov="no"
470 EXESUF=""
471 HOST_DSOSUF=".so"
472 LDFLAGS_SHARED="-shared"
473 modules="no"
474 module_upgrades="no"
475 prefix="/usr/local"
476 firmwarepath="\${prefix}/share/qemu-firmware"
477 confsuffix="/qemu"
478 slirp=""
479 oss_lib=""
480 bsd="no"
481 linux="no"
482 solaris="no"
483 profiler="no"
484 cocoa="no"
485 softmmu="yes"
486 linux_user="no"
487 bsd_user="no"
488 blobs="yes"
489 edk2_blobs="no"
490 pkgversion=""
491 pie=""
492 qom_cast_debug="yes"
493 trace_backends="log"
494 trace_file="trace"
495 spice=""
496 rbd=""
497 smartcard=""
498 libusb=""
499 usb_redir=""
500 opengl=""
501 opengl_dmabuf="no"
502 cpuid_h="no"
503 avx2_opt=""
504 zlib="yes"
505 capstone=""
506 lzo=""
507 snappy=""
508 bzip2=""
509 lzfse=""
510 zstd=""
511 guest_agent=""
512 guest_agent_with_vss="no"
513 guest_agent_ntddscsi="no"
514 guest_agent_msi=""
515 vss_win32_sdk=""
516 win_sdk="no"
517 want_tools=""
518 libiscsi=""
519 libnfs=""
520 coroutine=""
521 coroutine_pool=""
522 debug_stack_usage="no"
523 crypto_afalg="no"
524 seccomp=""
525 glusterfs=""
526 glusterfs_xlator_opt="no"
527 glusterfs_discard="no"
528 glusterfs_fallocate="no"
529 glusterfs_zerofill="no"
530 glusterfs_ftruncate_has_stat="no"
531 glusterfs_iocb_has_stat="no"
532 gtk=""
533 gtk_gl="no"
534 tls_priority="NORMAL"
535 gnutls=""
536 nettle=""
537 nettle_xts="no"
538 gcrypt=""
539 gcrypt_hmac="no"
540 gcrypt_xts="no"
541 qemu_private_xts="yes"
542 auth_pam=""
543 vte=""
544 virglrenderer=""
545 tpm=""
546 libssh=""
547 live_block_migration="yes"
548 numa=""
549 tcmalloc="no"
550 jemalloc="no"
551 replication="yes"
552 bochs="yes"
553 cloop="yes"
554 dmg="yes"
555 qcow1="yes"
556 vdi="yes"
557 vvfat="yes"
558 qed="yes"
559 parallels="yes"
560 sheepdog="yes"
561 libxml2=""
562 debug_mutex="no"
563 libpmem=""
564 default_devices="yes"
565 plugins="no"
566 fuzzing="no"
567 rng_none="no"
568 secret_keyring=""
569 libdaxctl=""
570 meson=""
571 skip_meson=no
572 gettext=""
573
574 bogus_os="no"
575 malloc_trim=""
576
577 # parse CC options first
578 for opt do
579 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
580 case "$opt" in
581 --cross-prefix=*) cross_prefix="$optarg"
582 ;;
583 --cc=*) CC="$optarg"
584 ;;
585 --cxx=*) CXX="$optarg"
586 ;;
587 --cpu=*) cpu="$optarg"
588 ;;
589 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
590 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
591 ;;
592 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
593 ;;
594 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
595 EXTRA_LDFLAGS="$optarg"
596 ;;
597 --enable-debug-info) debug_info="yes"
598 ;;
599 --disable-debug-info) debug_info="no"
600 ;;
601 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
602 ;;
603 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
604 eval "cross_cc_cflags_${cc_arch}=\$optarg"
605 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
606 ;;
607 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
608 cc_archs="$cc_archs $cc_arch"
609 eval "cross_cc_${cc_arch}=\$optarg"
610 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
611 ;;
612 esac
613 done
614 # OS specific
615 # Using uname is really, really broken. Once we have the right set of checks
616 # we can eliminate its usage altogether.
617
618 # Preferred compiler:
619 # ${CC} (if set)
620 # ${cross_prefix}gcc (if cross-prefix specified)
621 # system compiler
622 if test -z "${CC}${cross_prefix}"; then
623 cc="$host_cc"
624 else
625 cc="${CC-${cross_prefix}gcc}"
626 fi
627
628 if test -z "${CXX}${cross_prefix}"; then
629 cxx="c++"
630 else
631 cxx="${CXX-${cross_prefix}g++}"
632 fi
633
634 ar="${AR-${cross_prefix}ar}"
635 as="${AS-${cross_prefix}as}"
636 ccas="${CCAS-$cc}"
637 cpp="${CPP-$cc -E}"
638 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
639 ld="${LD-${cross_prefix}ld}"
640 ranlib="${RANLIB-${cross_prefix}ranlib}"
641 nm="${NM-${cross_prefix}nm}"
642 strip="${STRIP-${cross_prefix}strip}"
643 windres="${WINDRES-${cross_prefix}windres}"
644 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
645 query_pkg_config() {
646 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
647 }
648 pkg_config=query_pkg_config
649 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
650
651 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
652 ARFLAGS="${ARFLAGS-rv}"
653
654 # default flags for all hosts
655 # We use -fwrapv to tell the compiler that we require a C dialect where
656 # left shift of signed integers is well defined and has the expected
657 # 2s-complement style results. (Both clang and gcc agree that it
658 # provides these semantics.)
659 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
660 QEMU_CFLAGS="-Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
661 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
662 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
663 QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
664 QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
665 CFLAGS="-std=gnu99 -Wall"
666
667
668 # running configure in the source tree?
669 # we know that's the case if configure is there.
670 if test -f "./configure"; then
671 pwd_is_source_path="y"
672 else
673 pwd_is_source_path="n"
674 fi
675
676 check_define() {
677 cat > $TMPC <<EOF
678 #if !defined($1)
679 #error $1 not defined
680 #endif
681 int main(void) { return 0; }
682 EOF
683 compile_object
684 }
685
686 check_include() {
687 cat > $TMPC <<EOF
688 #include <$1>
689 int main(void) { return 0; }
690 EOF
691 compile_object
692 }
693
694 write_c_skeleton() {
695 cat > $TMPC <<EOF
696 int main(void) { return 0; }
697 EOF
698 }
699
700 write_c_fuzzer_skeleton() {
701 cat > $TMPC <<EOF
702 #include <stdint.h>
703 #include <sys/types.h>
704 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
705 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
706 EOF
707 }
708
709 if check_define __linux__ ; then
710 targetos="Linux"
711 elif check_define _WIN32 ; then
712 targetos='MINGW32'
713 elif check_define __OpenBSD__ ; then
714 targetos='OpenBSD'
715 elif check_define __sun__ ; then
716 targetos='SunOS'
717 elif check_define __HAIKU__ ; then
718 targetos='Haiku'
719 elif check_define __FreeBSD__ ; then
720 targetos='FreeBSD'
721 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
722 targetos='GNU/kFreeBSD'
723 elif check_define __DragonFly__ ; then
724 targetos='DragonFly'
725 elif check_define __NetBSD__; then
726 targetos='NetBSD'
727 elif check_define __APPLE__; then
728 targetos='Darwin'
729 else
730 # This is a fatal error, but don't report it yet, because we
731 # might be going to just print the --help text, or it might
732 # be the result of a missing compiler.
733 targetos='bogus'
734 bogus_os='yes'
735 fi
736
737 # Some host OSes need non-standard checks for which CPU to use.
738 # Note that these checks are broken for cross-compilation: if you're
739 # cross-compiling to one of these OSes then you'll need to specify
740 # the correct CPU with the --cpu option.
741 case $targetos in
742 Darwin)
743 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
744 # run 64-bit userspace code.
745 # If the user didn't specify a CPU explicitly and the kernel says this is
746 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
747 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
748 cpu="x86_64"
749 fi
750 ;;
751 SunOS)
752 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
753 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
754 cpu="x86_64"
755 fi
756 esac
757
758 if test ! -z "$cpu" ; then
759 # command line argument
760 :
761 elif check_define __i386__ ; then
762 cpu="i386"
763 elif check_define __x86_64__ ; then
764 if check_define __ILP32__ ; then
765 cpu="x32"
766 else
767 cpu="x86_64"
768 fi
769 elif check_define __sparc__ ; then
770 if check_define __arch64__ ; then
771 cpu="sparc64"
772 else
773 cpu="sparc"
774 fi
775 elif check_define _ARCH_PPC ; then
776 if check_define _ARCH_PPC64 ; then
777 if check_define _LITTLE_ENDIAN ; then
778 cpu="ppc64le"
779 else
780 cpu="ppc64"
781 fi
782 else
783 cpu="ppc"
784 fi
785 elif check_define __mips__ ; then
786 cpu="mips"
787 elif check_define __s390__ ; then
788 if check_define __s390x__ ; then
789 cpu="s390x"
790 else
791 cpu="s390"
792 fi
793 elif check_define __riscv ; then
794 if check_define _LP64 ; then
795 cpu="riscv64"
796 else
797 cpu="riscv32"
798 fi
799 elif check_define __arm__ ; then
800 cpu="arm"
801 elif check_define __aarch64__ ; then
802 cpu="aarch64"
803 else
804 cpu=$(uname -m)
805 fi
806
807 ARCH=
808 # Normalise host CPU name and set ARCH.
809 # Note that this case should only have supported host CPUs, not guests.
810 case "$cpu" in
811 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
812 ;;
813 ppc64le)
814 ARCH="ppc64"
815 ;;
816 i386|i486|i586|i686|i86pc|BePC)
817 cpu="i386"
818 ;;
819 x86_64|amd64)
820 cpu="x86_64"
821 ;;
822 armv*b|armv*l|arm)
823 cpu="arm"
824 ;;
825 aarch64)
826 cpu="aarch64"
827 ;;
828 mips*)
829 cpu="mips"
830 ;;
831 sparc|sun4[cdmuv])
832 cpu="sparc"
833 ;;
834 *)
835 # This will result in either an error or falling back to TCI later
836 ARCH=unknown
837 ;;
838 esac
839 if test -z "$ARCH"; then
840 ARCH="$cpu"
841 fi
842
843 # OS specific
844
845 # host *BSD for user mode
846 HOST_VARIANT_DIR=""
847
848 case $targetos in
849 MINGW32*)
850 mingw32="yes"
851 hax="yes"
852 vhost_user="no"
853 audio_possible_drivers="dsound sdl"
854 if check_include dsound.h; then
855 audio_drv_list="dsound"
856 else
857 audio_drv_list=""
858 fi
859 supported_os="yes"
860 pie="no"
861 ;;
862 GNU/kFreeBSD)
863 bsd="yes"
864 audio_drv_list="oss try-sdl"
865 audio_possible_drivers="oss sdl pa"
866 ;;
867 FreeBSD)
868 bsd="yes"
869 make="${MAKE-gmake}"
870 audio_drv_list="oss try-sdl"
871 audio_possible_drivers="oss sdl pa"
872 # needed for kinfo_getvmmap(3) in libutil.h
873 LIBS="-lutil $LIBS"
874 netmap="" # enable netmap autodetect
875 HOST_VARIANT_DIR="freebsd"
876 ;;
877 DragonFly)
878 bsd="yes"
879 make="${MAKE-gmake}"
880 audio_drv_list="oss try-sdl"
881 audio_possible_drivers="oss sdl pa"
882 HOST_VARIANT_DIR="dragonfly"
883 ;;
884 NetBSD)
885 bsd="yes"
886 hax="yes"
887 make="${MAKE-gmake}"
888 audio_drv_list="oss try-sdl"
889 audio_possible_drivers="oss sdl"
890 oss_lib="-lossaudio"
891 HOST_VARIANT_DIR="netbsd"
892 ;;
893 OpenBSD)
894 bsd="yes"
895 make="${MAKE-gmake}"
896 audio_drv_list="try-sdl"
897 audio_possible_drivers="sdl"
898 HOST_VARIANT_DIR="openbsd"
899 ;;
900 Darwin)
901 bsd="yes"
902 darwin="yes"
903 hax="yes"
904 hvf="yes"
905 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
906 if [ "$cpu" = "x86_64" ] ; then
907 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
908 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
909 fi
910 cocoa="yes"
911 audio_drv_list="coreaudio try-sdl"
912 audio_possible_drivers="coreaudio sdl"
913 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
914 # Disable attempts to use ObjectiveC features in os/object.h since they
915 # won't work when we're compiling with gcc as a C compiler.
916 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
917 HOST_VARIANT_DIR="darwin"
918 ;;
919 SunOS)
920 solaris="yes"
921 make="${MAKE-gmake}"
922 install="${INSTALL-ginstall}"
923 smbd="${SMBD-/usr/sfw/sbin/smbd}"
924 if test -f /usr/include/sys/soundcard.h ; then
925 audio_drv_list="oss try-sdl"
926 fi
927 audio_possible_drivers="oss sdl"
928 # needed for CMSG_ macros in sys/socket.h
929 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
930 # needed for TIOCWIN* defines in termios.h
931 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
932 solarisnetlibs="-lsocket -lnsl -lresolv"
933 LIBS="$solarisnetlibs $LIBS"
934 ;;
935 Haiku)
936 haiku="yes"
937 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS -DBSD_SOURCE $QEMU_CFLAGS"
938 LIBS="-lposix_error_mapper -lnetwork -lbsd $LIBS"
939 ;;
940 Linux)
941 audio_drv_list="try-pa oss"
942 audio_possible_drivers="oss alsa sdl pa"
943 linux="yes"
944 linux_user="yes"
945 kvm="yes"
946 QEMU_INCLUDES="-isystem ${source_path}/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
947 libudev="yes"
948 ;;
949 esac
950
951 if [ "$bsd" = "yes" ] ; then
952 if [ "$darwin" != "yes" ] ; then
953 bsd_user="yes"
954 fi
955 fi
956
957 : ${make=${MAKE-make}}
958 : ${install=${INSTALL-install}}
959 # We prefer python 3.x. A bare 'python' is traditionally
960 # python 2.x, but some distros have it as python 3.x, so
961 # we check that too
962 python=
963 explicit_python=no
964 for binary in "${PYTHON-python3}" python
965 do
966 if has "$binary"
967 then
968 python=$(command -v "$binary")
969 break
970 fi
971 done
972
973 sphinx_build=
974 for binary in sphinx-build-3 sphinx-build
975 do
976 if has "$binary"
977 then
978 sphinx_build=$(command -v "$binary")
979 break
980 fi
981 done
982
983 # Check for ancillary tools used in testing
984 genisoimage=
985 for binary in genisoimage mkisofs
986 do
987 if has $binary
988 then
989 genisoimage=$(command -v "$binary")
990 break
991 fi
992 done
993
994 : ${smbd=${SMBD-/usr/sbin/smbd}}
995
996 # Default objcc to clang if available, otherwise use CC
997 if has clang; then
998 objcc=clang
999 else
1000 objcc="$cc"
1001 fi
1002
1003 if test "$mingw32" = "yes" ; then
1004 EXESUF=".exe"
1005 HOST_DSOSUF=".dll"
1006 # MinGW needs -mthreads for TLS and macro _MT.
1007 CFLAGS="-mthreads $CFLAGS"
1008 LIBS="-lwinmm -lws2_32 $LIBS"
1009 write_c_skeleton;
1010 if compile_prog "" "-liberty" ; then
1011 LIBS="-liberty $LIBS"
1012 fi
1013 prefix="c:/Program Files/QEMU"
1014 confsuffix=""
1015 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
1016 fi
1017
1018 werror=""
1019
1020 for opt do
1021 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
1022 case "$opt" in
1023 --help|-h) show_help=yes
1024 ;;
1025 --version|-V) exec cat $source_path/VERSION
1026 ;;
1027 --prefix=*) prefix="$optarg"
1028 ;;
1029 --interp-prefix=*) interp_prefix="$optarg"
1030 ;;
1031 --cross-prefix=*)
1032 ;;
1033 --cc=*)
1034 ;;
1035 --host-cc=*) host_cc="$optarg"
1036 ;;
1037 --cxx=*)
1038 ;;
1039 --iasl=*) iasl="$optarg"
1040 ;;
1041 --objcc=*) objcc="$optarg"
1042 ;;
1043 --make=*) make="$optarg"
1044 ;;
1045 --install=*) install="$optarg"
1046 ;;
1047 --python=*) python="$optarg" ; explicit_python=yes
1048 ;;
1049 --sphinx-build=*) sphinx_build="$optarg"
1050 ;;
1051 --skip-meson) skip_meson=yes
1052 ;;
1053 --meson=*) meson="$optarg"
1054 ;;
1055 --smbd=*) smbd="$optarg"
1056 ;;
1057 --extra-cflags=*)
1058 ;;
1059 --extra-cxxflags=*)
1060 ;;
1061 --extra-ldflags=*)
1062 ;;
1063 --enable-debug-info)
1064 ;;
1065 --disable-debug-info)
1066 ;;
1067 --cross-cc-*)
1068 ;;
1069 --enable-modules)
1070 modules="yes"
1071 ;;
1072 --disable-modules)
1073 modules="no"
1074 ;;
1075 --disable-module-upgrades) module_upgrades="no"
1076 ;;
1077 --enable-module-upgrades) module_upgrades="yes"
1078 ;;
1079 --cpu=*)
1080 ;;
1081 --target-list=*) target_list="$optarg"
1082 if test "$target_list_exclude"; then
1083 error_exit "Can't mix --target-list with --target-list-exclude"
1084 fi
1085 ;;
1086 --target-list-exclude=*) target_list_exclude="$optarg"
1087 if test "$target_list"; then
1088 error_exit "Can't mix --target-list-exclude with --target-list"
1089 fi
1090 ;;
1091 --enable-trace-backends=*) trace_backends="$optarg"
1092 ;;
1093 # XXX: backwards compatibility
1094 --enable-trace-backend=*) trace_backends="$optarg"
1095 ;;
1096 --with-trace-file=*) trace_file="$optarg"
1097 ;;
1098 --with-default-devices) default_devices="yes"
1099 ;;
1100 --without-default-devices) default_devices="no"
1101 ;;
1102 --enable-gprof) gprof="yes"
1103 ;;
1104 --enable-gcov) gcov="yes"
1105 ;;
1106 --static)
1107 static="yes"
1108 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1109 ;;
1110 --mandir=*) mandir="$optarg"
1111 ;;
1112 --bindir=*) bindir="$optarg"
1113 ;;
1114 --libdir=*) libdir="$optarg"
1115 ;;
1116 --libexecdir=*) libexecdir="$optarg"
1117 ;;
1118 --includedir=*) includedir="$optarg"
1119 ;;
1120 --datadir=*) datadir="$optarg"
1121 ;;
1122 --with-confsuffix=*) confsuffix="$optarg"
1123 ;;
1124 --docdir=*) qemu_docdir="$optarg"
1125 ;;
1126 --sysconfdir=*) sysconfdir="$optarg"
1127 ;;
1128 --localstatedir=*) local_statedir="$optarg"
1129 ;;
1130 --firmwarepath=*) firmwarepath="$optarg"
1131 ;;
1132 --host=*|--build=*|\
1133 --disable-dependency-tracking|\
1134 --sbindir=*|--sharedstatedir=*|\
1135 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1136 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1137 # These switches are silently ignored, for compatibility with
1138 # autoconf-generated configure scripts. This allows QEMU's
1139 # configure to be used by RPM and similar macros that set
1140 # lots of directory switches by default.
1141 ;;
1142 --disable-sdl) sdl="disabled"
1143 ;;
1144 --enable-sdl) sdl="enabled"
1145 ;;
1146 --disable-sdl-image) sdl_image="disabled"
1147 ;;
1148 --enable-sdl-image) sdl_image="enabled"
1149 ;;
1150 --disable-qom-cast-debug) qom_cast_debug="no"
1151 ;;
1152 --enable-qom-cast-debug) qom_cast_debug="yes"
1153 ;;
1154 --disable-virtfs) virtfs="no"
1155 ;;
1156 --enable-virtfs) virtfs="yes"
1157 ;;
1158 --disable-mpath) mpath="no"
1159 ;;
1160 --enable-mpath) mpath="yes"
1161 ;;
1162 --disable-vnc) vnc="disabled"
1163 ;;
1164 --enable-vnc) vnc="enabled"
1165 ;;
1166 --disable-gettext) gettext="false"
1167 ;;
1168 --enable-gettext) gettext="true"
1169 ;;
1170 --oss-lib=*) oss_lib="$optarg"
1171 ;;
1172 --audio-drv-list=*) audio_drv_list="$optarg"
1173 ;;
1174 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1175 ;;
1176 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1177 ;;
1178 --enable-debug-tcg) debug_tcg="yes"
1179 ;;
1180 --disable-debug-tcg) debug_tcg="no"
1181 ;;
1182 --enable-debug)
1183 # Enable debugging options that aren't excessively noisy
1184 debug_tcg="yes"
1185 debug_mutex="yes"
1186 debug="yes"
1187 strip_opt="no"
1188 fortify_source="no"
1189 ;;
1190 --enable-sanitizers) sanitizers="yes"
1191 ;;
1192 --disable-sanitizers) sanitizers="no"
1193 ;;
1194 --enable-tsan) tsan="yes"
1195 ;;
1196 --disable-tsan) tsan="no"
1197 ;;
1198 --enable-sparse) sparse="yes"
1199 ;;
1200 --disable-sparse) sparse="no"
1201 ;;
1202 --disable-strip) strip_opt="no"
1203 ;;
1204 --disable-vnc-sasl) vnc_sasl="disabled"
1205 ;;
1206 --enable-vnc-sasl) vnc_sasl="enabled"
1207 ;;
1208 --disable-vnc-jpeg) vnc_jpeg="disabled"
1209 ;;
1210 --enable-vnc-jpeg) vnc_jpeg="enabled"
1211 ;;
1212 --disable-vnc-png) vnc_png="disabled"
1213 ;;
1214 --enable-vnc-png) vnc_png="enabled"
1215 ;;
1216 --disable-slirp) slirp="no"
1217 ;;
1218 --enable-slirp=git) slirp="git"
1219 ;;
1220 --enable-slirp=system) slirp="system"
1221 ;;
1222 --disable-vde) vde="no"
1223 ;;
1224 --enable-vde) vde="yes"
1225 ;;
1226 --disable-netmap) netmap="no"
1227 ;;
1228 --enable-netmap) netmap="yes"
1229 ;;
1230 --disable-xen) xen="no"
1231 ;;
1232 --enable-xen) xen="yes"
1233 ;;
1234 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1235 ;;
1236 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1237 ;;
1238 --disable-brlapi) brlapi="no"
1239 ;;
1240 --enable-brlapi) brlapi="yes"
1241 ;;
1242 --disable-kvm) kvm="no"
1243 ;;
1244 --enable-kvm) kvm="yes"
1245 ;;
1246 --disable-hax) hax="no"
1247 ;;
1248 --enable-hax) hax="yes"
1249 ;;
1250 --disable-hvf) hvf="no"
1251 ;;
1252 --enable-hvf) hvf="yes"
1253 ;;
1254 --disable-whpx) whpx="no"
1255 ;;
1256 --enable-whpx) whpx="yes"
1257 ;;
1258 --disable-tcg-interpreter) tcg_interpreter="no"
1259 ;;
1260 --enable-tcg-interpreter) tcg_interpreter="yes"
1261 ;;
1262 --disable-cap-ng) cap_ng="no"
1263 ;;
1264 --enable-cap-ng) cap_ng="yes"
1265 ;;
1266 --disable-tcg) tcg="no"
1267 ;;
1268 --enable-tcg) tcg="yes"
1269 ;;
1270 --disable-malloc-trim) malloc_trim="no"
1271 ;;
1272 --enable-malloc-trim) malloc_trim="yes"
1273 ;;
1274 --disable-spice) spice="no"
1275 ;;
1276 --enable-spice) spice="yes"
1277 ;;
1278 --disable-libiscsi) libiscsi="no"
1279 ;;
1280 --enable-libiscsi) libiscsi="yes"
1281 ;;
1282 --disable-libnfs) libnfs="no"
1283 ;;
1284 --enable-libnfs) libnfs="yes"
1285 ;;
1286 --enable-profiler) profiler="yes"
1287 ;;
1288 --disable-cocoa) cocoa="no"
1289 ;;
1290 --enable-cocoa)
1291 cocoa="yes" ;
1292 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1293 ;;
1294 --disable-system) softmmu="no"
1295 ;;
1296 --enable-system) softmmu="yes"
1297 ;;
1298 --disable-user)
1299 linux_user="no" ;
1300 bsd_user="no" ;
1301 ;;
1302 --enable-user) ;;
1303 --disable-linux-user) linux_user="no"
1304 ;;
1305 --enable-linux-user) linux_user="yes"
1306 ;;
1307 --disable-bsd-user) bsd_user="no"
1308 ;;
1309 --enable-bsd-user) bsd_user="yes"
1310 ;;
1311 --enable-pie) pie="yes"
1312 ;;
1313 --disable-pie) pie="no"
1314 ;;
1315 --enable-werror) werror="yes"
1316 ;;
1317 --disable-werror) werror="no"
1318 ;;
1319 --enable-stack-protector) stack_protector="yes"
1320 ;;
1321 --disable-stack-protector) stack_protector="no"
1322 ;;
1323 --enable-safe-stack) safe_stack="yes"
1324 ;;
1325 --disable-safe-stack) safe_stack="no"
1326 ;;
1327 --disable-curses) curses="no"
1328 ;;
1329 --enable-curses) curses="yes"
1330 ;;
1331 --disable-iconv) iconv="no"
1332 ;;
1333 --enable-iconv) iconv="yes"
1334 ;;
1335 --disable-curl) curl="no"
1336 ;;
1337 --enable-curl) curl="yes"
1338 ;;
1339 --disable-fdt) fdt="no"
1340 ;;
1341 --enable-fdt) fdt="yes"
1342 ;;
1343 --disable-linux-aio) linux_aio="no"
1344 ;;
1345 --enable-linux-aio) linux_aio="yes"
1346 ;;
1347 --disable-linux-io-uring) linux_io_uring="no"
1348 ;;
1349 --enable-linux-io-uring) linux_io_uring="yes"
1350 ;;
1351 --disable-attr) attr="no"
1352 ;;
1353 --enable-attr) attr="yes"
1354 ;;
1355 --disable-membarrier) membarrier="no"
1356 ;;
1357 --enable-membarrier) membarrier="yes"
1358 ;;
1359 --disable-blobs) blobs="no"
1360 ;;
1361 --with-pkgversion=*) pkgversion="$optarg"
1362 ;;
1363 --with-coroutine=*) coroutine="$optarg"
1364 ;;
1365 --disable-coroutine-pool) coroutine_pool="no"
1366 ;;
1367 --enable-coroutine-pool) coroutine_pool="yes"
1368 ;;
1369 --enable-debug-stack-usage) debug_stack_usage="yes"
1370 ;;
1371 --enable-crypto-afalg) crypto_afalg="yes"
1372 ;;
1373 --disable-crypto-afalg) crypto_afalg="no"
1374 ;;
1375 --disable-docs) docs="no"
1376 ;;
1377 --enable-docs) docs="yes"
1378 ;;
1379 --disable-vhost-net) vhost_net="no"
1380 ;;
1381 --enable-vhost-net) vhost_net="yes"
1382 ;;
1383 --disable-vhost-crypto) vhost_crypto="no"
1384 ;;
1385 --enable-vhost-crypto) vhost_crypto="yes"
1386 ;;
1387 --disable-vhost-scsi) vhost_scsi="no"
1388 ;;
1389 --enable-vhost-scsi) vhost_scsi="yes"
1390 ;;
1391 --disable-vhost-vsock) vhost_vsock="no"
1392 ;;
1393 --enable-vhost-vsock) vhost_vsock="yes"
1394 ;;
1395 --disable-vhost-user-fs) vhost_user_fs="no"
1396 ;;
1397 --enable-vhost-user-fs) vhost_user_fs="yes"
1398 ;;
1399 --disable-opengl) opengl="no"
1400 ;;
1401 --enable-opengl) opengl="yes"
1402 ;;
1403 --disable-rbd) rbd="no"
1404 ;;
1405 --enable-rbd) rbd="yes"
1406 ;;
1407 --disable-xfsctl) xfs="no"
1408 ;;
1409 --enable-xfsctl) xfs="yes"
1410 ;;
1411 --disable-smartcard) smartcard="no"
1412 ;;
1413 --enable-smartcard) smartcard="yes"
1414 ;;
1415 --disable-libusb) libusb="no"
1416 ;;
1417 --enable-libusb) libusb="yes"
1418 ;;
1419 --disable-usb-redir) usb_redir="no"
1420 ;;
1421 --enable-usb-redir) usb_redir="yes"
1422 ;;
1423 --disable-zlib-test) zlib="no"
1424 ;;
1425 --disable-lzo) lzo="no"
1426 ;;
1427 --enable-lzo) lzo="yes"
1428 ;;
1429 --disable-snappy) snappy="no"
1430 ;;
1431 --enable-snappy) snappy="yes"
1432 ;;
1433 --disable-bzip2) bzip2="no"
1434 ;;
1435 --enable-bzip2) bzip2="yes"
1436 ;;
1437 --enable-lzfse) lzfse="yes"
1438 ;;
1439 --disable-lzfse) lzfse="no"
1440 ;;
1441 --disable-zstd) zstd="no"
1442 ;;
1443 --enable-zstd) zstd="yes"
1444 ;;
1445 --enable-guest-agent) guest_agent="yes"
1446 ;;
1447 --disable-guest-agent) guest_agent="no"
1448 ;;
1449 --enable-guest-agent-msi) guest_agent_msi="yes"
1450 ;;
1451 --disable-guest-agent-msi) guest_agent_msi="no"
1452 ;;
1453 --with-vss-sdk) vss_win32_sdk=""
1454 ;;
1455 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1456 ;;
1457 --without-vss-sdk) vss_win32_sdk="no"
1458 ;;
1459 --with-win-sdk) win_sdk=""
1460 ;;
1461 --with-win-sdk=*) win_sdk="$optarg"
1462 ;;
1463 --without-win-sdk) win_sdk="no"
1464 ;;
1465 --enable-tools) want_tools="yes"
1466 ;;
1467 --disable-tools) want_tools="no"
1468 ;;
1469 --enable-seccomp) seccomp="yes"
1470 ;;
1471 --disable-seccomp) seccomp="no"
1472 ;;
1473 --disable-glusterfs) glusterfs="no"
1474 ;;
1475 --disable-avx2) avx2_opt="no"
1476 ;;
1477 --enable-avx2) avx2_opt="yes"
1478 ;;
1479 --disable-avx512f) avx512f_opt="no"
1480 ;;
1481 --enable-avx512f) avx512f_opt="yes"
1482 ;;
1483
1484 --enable-glusterfs) glusterfs="yes"
1485 ;;
1486 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1487 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1488 ;;
1489 --enable-vhdx|--disable-vhdx)
1490 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1491 ;;
1492 --enable-uuid|--disable-uuid)
1493 echo "$0: $opt is obsolete, UUID support is always built" >&2
1494 ;;
1495 --disable-gtk) gtk="no"
1496 ;;
1497 --enable-gtk) gtk="yes"
1498 ;;
1499 --tls-priority=*) tls_priority="$optarg"
1500 ;;
1501 --disable-gnutls) gnutls="no"
1502 ;;
1503 --enable-gnutls) gnutls="yes"
1504 ;;
1505 --disable-nettle) nettle="no"
1506 ;;
1507 --enable-nettle) nettle="yes"
1508 ;;
1509 --disable-gcrypt) gcrypt="no"
1510 ;;
1511 --enable-gcrypt) gcrypt="yes"
1512 ;;
1513 --disable-auth-pam) auth_pam="no"
1514 ;;
1515 --enable-auth-pam) auth_pam="yes"
1516 ;;
1517 --enable-rdma) rdma="yes"
1518 ;;
1519 --disable-rdma) rdma="no"
1520 ;;
1521 --enable-pvrdma) pvrdma="yes"
1522 ;;
1523 --disable-pvrdma) pvrdma="no"
1524 ;;
1525 --disable-vte) vte="no"
1526 ;;
1527 --enable-vte) vte="yes"
1528 ;;
1529 --disable-virglrenderer) virglrenderer="no"
1530 ;;
1531 --enable-virglrenderer) virglrenderer="yes"
1532 ;;
1533 --disable-tpm) tpm="no"
1534 ;;
1535 --enable-tpm) tpm="yes"
1536 ;;
1537 --disable-libssh) libssh="no"
1538 ;;
1539 --enable-libssh) libssh="yes"
1540 ;;
1541 --disable-live-block-migration) live_block_migration="no"
1542 ;;
1543 --enable-live-block-migration) live_block_migration="yes"
1544 ;;
1545 --disable-numa) numa="no"
1546 ;;
1547 --enable-numa) numa="yes"
1548 ;;
1549 --disable-libxml2) libxml2="no"
1550 ;;
1551 --enable-libxml2) libxml2="yes"
1552 ;;
1553 --disable-tcmalloc) tcmalloc="no"
1554 ;;
1555 --enable-tcmalloc) tcmalloc="yes"
1556 ;;
1557 --disable-jemalloc) jemalloc="no"
1558 ;;
1559 --enable-jemalloc) jemalloc="yes"
1560 ;;
1561 --disable-replication) replication="no"
1562 ;;
1563 --enable-replication) replication="yes"
1564 ;;
1565 --disable-bochs) bochs="no"
1566 ;;
1567 --enable-bochs) bochs="yes"
1568 ;;
1569 --disable-cloop) cloop="no"
1570 ;;
1571 --enable-cloop) cloop="yes"
1572 ;;
1573 --disable-dmg) dmg="no"
1574 ;;
1575 --enable-dmg) dmg="yes"
1576 ;;
1577 --disable-qcow1) qcow1="no"
1578 ;;
1579 --enable-qcow1) qcow1="yes"
1580 ;;
1581 --disable-vdi) vdi="no"
1582 ;;
1583 --enable-vdi) vdi="yes"
1584 ;;
1585 --disable-vvfat) vvfat="no"
1586 ;;
1587 --enable-vvfat) vvfat="yes"
1588 ;;
1589 --disable-qed) qed="no"
1590 ;;
1591 --enable-qed) qed="yes"
1592 ;;
1593 --disable-parallels) parallels="no"
1594 ;;
1595 --enable-parallels) parallels="yes"
1596 ;;
1597 --disable-sheepdog) sheepdog="no"
1598 ;;
1599 --enable-sheepdog) sheepdog="yes"
1600 ;;
1601 --disable-vhost-user) vhost_user="no"
1602 ;;
1603 --enable-vhost-user) vhost_user="yes"
1604 ;;
1605 --disable-vhost-vdpa) vhost_vdpa="no"
1606 ;;
1607 --enable-vhost-vdpa) vhost_vdpa="yes"
1608 ;;
1609 --disable-vhost-kernel) vhost_kernel="no"
1610 ;;
1611 --enable-vhost-kernel) vhost_kernel="yes"
1612 ;;
1613 --disable-capstone) capstone="no"
1614 ;;
1615 --enable-capstone) capstone="yes"
1616 ;;
1617 --enable-capstone=git) capstone="git"
1618 ;;
1619 --enable-capstone=system) capstone="system"
1620 ;;
1621 --with-git=*) git="$optarg"
1622 ;;
1623 --enable-git-update) git_update=yes
1624 ;;
1625 --disable-git-update) git_update=no
1626 ;;
1627 --enable-debug-mutex) debug_mutex=yes
1628 ;;
1629 --disable-debug-mutex) debug_mutex=no
1630 ;;
1631 --enable-libpmem) libpmem=yes
1632 ;;
1633 --disable-libpmem) libpmem=no
1634 ;;
1635 --enable-xkbcommon) xkbcommon="enabled"
1636 ;;
1637 --disable-xkbcommon) xkbcommon="disabled"
1638 ;;
1639 --enable-plugins) plugins="yes"
1640 ;;
1641 --disable-plugins) plugins="no"
1642 ;;
1643 --enable-containers) use_containers="yes"
1644 ;;
1645 --disable-containers) use_containers="no"
1646 ;;
1647 --enable-fuzzing) fuzzing=yes
1648 ;;
1649 --disable-fuzzing) fuzzing=no
1650 ;;
1651 --gdb=*) gdb_bin="$optarg"
1652 ;;
1653 --enable-rng-none) rng_none=yes
1654 ;;
1655 --disable-rng-none) rng_none=no
1656 ;;
1657 --enable-keyring) secret_keyring="yes"
1658 ;;
1659 --disable-keyring) secret_keyring="no"
1660 ;;
1661 --enable-libdaxctl) libdaxctl=yes
1662 ;;
1663 --disable-libdaxctl) libdaxctl=no
1664 ;;
1665 *)
1666 echo "ERROR: unknown option $opt"
1667 echo "Try '$0 --help' for more information"
1668 exit 1
1669 ;;
1670 esac
1671 done
1672
1673 libdir="${libdir:-$prefix/lib}"
1674 libexecdir="${libexecdir:-$prefix/libexec}"
1675 includedir="${includedir:-$prefix/include}"
1676
1677 if test "$mingw32" = "yes" ; then
1678 mandir="$prefix"
1679 datadir="$prefix"
1680 qemu_docdir="$prefix"
1681 bindir="$prefix"
1682 sysconfdir="$prefix"
1683 local_statedir=
1684 else
1685 mandir="${mandir:-$prefix/share/man}"
1686 datadir="${datadir:-$prefix/share}"
1687 qemu_docdir="${qemu_docdir:-$prefix/share/doc/qemu}"
1688 bindir="${bindir:-$prefix/bin}"
1689 sysconfdir="${sysconfdir:-$prefix/etc}"
1690 local_statedir="${local_statedir:-$prefix/var}"
1691 fi
1692
1693 case "$cpu" in
1694 ppc)
1695 CPU_CFLAGS="-m32"
1696 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1697 ;;
1698 ppc64)
1699 CPU_CFLAGS="-m64"
1700 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1701 ;;
1702 sparc)
1703 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1704 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1705 ;;
1706 sparc64)
1707 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1708 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1709 ;;
1710 s390)
1711 CPU_CFLAGS="-m31"
1712 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1713 ;;
1714 s390x)
1715 CPU_CFLAGS="-m64"
1716 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1717 ;;
1718 i386)
1719 CPU_CFLAGS="-m32"
1720 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1721 ;;
1722 x86_64)
1723 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1724 # If we truly care, we should simply detect this case at
1725 # runtime and generate the fallback to serial emulation.
1726 CPU_CFLAGS="-m64 -mcx16"
1727 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1728 ;;
1729 x32)
1730 CPU_CFLAGS="-mx32"
1731 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1732 ;;
1733 # No special flags required for other host CPUs
1734 esac
1735
1736 eval "cross_cc_${cpu}=\$host_cc"
1737 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1738 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1739
1740 # For user-mode emulation the host arch has to be one we explicitly
1741 # support, even if we're using TCI.
1742 if [ "$ARCH" = "unknown" ]; then
1743 bsd_user="no"
1744 linux_user="no"
1745 fi
1746
1747 if [ "$bsd_user" = "no" -a "$linux_user" = "no" -a "$softmmu" = "no" ] ; then
1748 tcg="no"
1749 fi
1750
1751 default_target_list=""
1752
1753 mak_wilds=""
1754
1755 if [ "$softmmu" = "yes" ]; then
1756 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1757 fi
1758 if [ "$linux_user" = "yes" ]; then
1759 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1760 fi
1761 if [ "$bsd_user" = "yes" ]; then
1762 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1763 fi
1764
1765 if test -z "$target_list_exclude"; then
1766 for config in $mak_wilds; do
1767 default_target_list="${default_target_list} $(basename "$config" .mak)"
1768 done
1769 else
1770 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1771 for config in $mak_wilds; do
1772 target="$(basename "$config" .mak)"
1773 exclude="no"
1774 for excl in $exclude_list; do
1775 if test "$excl" = "$target"; then
1776 exclude="yes"
1777 break;
1778 fi
1779 done
1780 if test "$exclude" = "no"; then
1781 default_target_list="${default_target_list} $target"
1782 fi
1783 done
1784 fi
1785
1786 # Enumerate public trace backends for --help output
1787 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1788
1789 if test x"$show_help" = x"yes" ; then
1790 cat << EOF
1791
1792 Usage: configure [options]
1793 Options: [defaults in brackets after descriptions]
1794
1795 Standard options:
1796 --help print this message
1797 --prefix=PREFIX install in PREFIX [$prefix]
1798 --interp-prefix=PREFIX where to find shared libraries, etc.
1799 use %M for cpu name [$interp_prefix]
1800 --target-list=LIST set target list (default: build everything)
1801 $(echo Available targets: $default_target_list | \
1802 fold -s -w 53 | sed -e 's/^/ /')
1803 --target-list-exclude=LIST exclude a set of targets from the default target-list
1804
1805 Advanced options (experts only):
1806 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1807 --cc=CC use C compiler CC [$cc]
1808 --iasl=IASL use ACPI compiler IASL [$iasl]
1809 --host-cc=CC use C compiler CC [$host_cc] for code run at
1810 build time
1811 --cxx=CXX use C++ compiler CXX [$cxx]
1812 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1813 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1814 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1815 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1816 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1817 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1818 --make=MAKE use specified make [$make]
1819 --install=INSTALL use specified install [$install]
1820 --python=PYTHON use specified python [$python]
1821 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1822 --meson=MESON use specified meson [$meson]
1823 --smbd=SMBD use specified smbd [$smbd]
1824 --with-git=GIT use specified git [$git]
1825 --static enable static build [$static]
1826 --mandir=PATH install man pages in PATH
1827 --datadir=PATH install firmware in PATH$confsuffix
1828 --docdir=PATH install documentation in PATH$confsuffix
1829 --bindir=PATH install binaries in PATH
1830 --libdir=PATH install libraries in PATH
1831 --libexecdir=PATH install helper binaries in PATH
1832 --sysconfdir=PATH install config in PATH$confsuffix
1833 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1834 --firmwarepath=PATH search PATH for firmware files
1835 --efi-aarch64=PATH PATH of efi file to use for aarch64 VMs.
1836 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1837 --with-pkgversion=VERS use specified string as sub-version of the package
1838 --enable-debug enable common debug build options
1839 --enable-sanitizers enable default sanitizers
1840 --enable-tsan enable thread sanitizer
1841 --disable-strip disable stripping binaries
1842 --disable-werror disable compilation abort on warning
1843 --disable-stack-protector disable compiler-provided stack protection
1844 --audio-drv-list=LIST set audio drivers list:
1845 Available drivers: $audio_possible_drivers
1846 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1847 --block-drv-rw-whitelist=L
1848 set block driver read-write whitelist
1849 (affects only QEMU, not qemu-img)
1850 --block-drv-ro-whitelist=L
1851 set block driver read-only whitelist
1852 (affects only QEMU, not qemu-img)
1853 --enable-trace-backends=B Set trace backend
1854 Available backends: $trace_backend_list
1855 --with-trace-file=NAME Full PATH,NAME of file to store traces
1856 Default:trace-<pid>
1857 --disable-slirp disable SLIRP userspace network connectivity
1858 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1859 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1860 --oss-lib path to OSS library
1861 --cpu=CPU Build for host CPU [$cpu]
1862 --with-coroutine=BACKEND coroutine backend. Supported options:
1863 ucontext, sigaltstack, windows
1864 --enable-gcov enable test coverage analysis with gcov
1865 --disable-blobs disable installing provided firmware blobs
1866 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1867 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1868 --tls-priority default TLS protocol/cipher priority string
1869 --enable-gprof QEMU profiling with gprof
1870 --enable-profiler profiler support
1871 --enable-debug-stack-usage
1872 track the maximum stack usage of stacks created by qemu_alloc_stack
1873 --enable-plugins
1874 enable plugins via shared library loading
1875 --disable-containers don't use containers for cross-building
1876 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1877
1878 Optional features, enabled with --enable-FEATURE and
1879 disabled with --disable-FEATURE, default is enabled if available:
1880
1881 system all system emulation targets
1882 user supported user emulation targets
1883 linux-user all linux usermode emulation targets
1884 bsd-user all BSD usermode emulation targets
1885 docs build documentation
1886 guest-agent build the QEMU Guest Agent
1887 guest-agent-msi build guest agent Windows MSI installation package
1888 pie Position Independent Executables
1889 modules modules support (non-Windows)
1890 module-upgrades try to load modules from alternate paths for upgrades
1891 debug-tcg TCG debugging (default is disabled)
1892 debug-info debugging information
1893 sparse sparse checker
1894 safe-stack SafeStack Stack Smash Protection. Depends on
1895 clang/llvm >= 3.7 and requires coroutine backend ucontext.
1896
1897 gnutls GNUTLS cryptography support
1898 nettle nettle cryptography support
1899 gcrypt libgcrypt cryptography support
1900 auth-pam PAM access control
1901 sdl SDL UI
1902 sdl-image SDL Image support for icons
1903 gtk gtk UI
1904 vte vte support for the gtk UI
1905 curses curses UI
1906 iconv font glyph conversion support
1907 vnc VNC UI support
1908 vnc-sasl SASL encryption for VNC server
1909 vnc-jpeg JPEG lossy compression for VNC server
1910 vnc-png PNG compression for VNC server
1911 cocoa Cocoa UI (Mac OS X only)
1912 virtfs VirtFS
1913 mpath Multipath persistent reservation passthrough
1914 xen xen backend driver support
1915 xen-pci-passthrough PCI passthrough support for Xen
1916 brlapi BrlAPI (Braile)
1917 curl curl connectivity
1918 membarrier membarrier system call (for Linux 4.14+ or Windows)
1919 fdt fdt device tree
1920 kvm KVM acceleration support
1921 hax HAX acceleration support
1922 hvf Hypervisor.framework acceleration support
1923 whpx Windows Hypervisor Platform acceleration support
1924 rdma Enable RDMA-based migration
1925 pvrdma Enable PVRDMA support
1926 vde support for vde network
1927 netmap support for netmap network
1928 linux-aio Linux AIO support
1929 linux-io-uring Linux io_uring support
1930 cap-ng libcap-ng support
1931 attr attr and xattr support
1932 vhost-net vhost-net kernel acceleration support
1933 vhost-vsock virtio sockets device support
1934 vhost-scsi vhost-scsi kernel target support
1935 vhost-crypto vhost-user-crypto backend support
1936 vhost-kernel vhost kernel backend support
1937 vhost-user vhost-user backend support
1938 vhost-vdpa vhost-vdpa kernel backend support
1939 spice spice
1940 rbd rados block device (rbd)
1941 libiscsi iscsi support
1942 libnfs nfs support
1943 smartcard smartcard support (libcacard)
1944 libusb libusb (for usb passthrough)
1945 live-block-migration Block migration in the main migration stream
1946 usb-redir usb network redirection support
1947 lzo support of lzo compression library
1948 snappy support of snappy compression library
1949 bzip2 support of bzip2 compression library
1950 (for reading bzip2-compressed dmg images)
1951 lzfse support of lzfse compression library
1952 (for reading lzfse-compressed dmg images)
1953 zstd support for zstd compression library
1954 (for migration compression and qcow2 cluster compression)
1955 seccomp seccomp support
1956 coroutine-pool coroutine freelist (better performance)
1957 glusterfs GlusterFS backend
1958 tpm TPM support
1959 libssh ssh block device support
1960 numa libnuma support
1961 libxml2 for Parallels image format
1962 tcmalloc tcmalloc support
1963 jemalloc jemalloc support
1964 avx2 AVX2 optimization support
1965 avx512f AVX512F optimization support
1966 replication replication support
1967 opengl opengl support
1968 virglrenderer virgl rendering support
1969 xfsctl xfsctl support
1970 qom-cast-debug cast debugging support
1971 tools build qemu-io, qemu-nbd and qemu-img tools
1972 bochs bochs image format support
1973 cloop cloop image format support
1974 dmg dmg image format support
1975 qcow1 qcow v1 image format support
1976 vdi vdi image format support
1977 vvfat vvfat image format support
1978 qed qed image format support
1979 parallels parallels image format support
1980 sheepdog sheepdog block driver support
1981 crypto-afalg Linux AF_ALG crypto backend driver
1982 capstone capstone disassembler support
1983 debug-mutex mutex debugging support
1984 libpmem libpmem support
1985 xkbcommon xkbcommon support
1986 rng-none dummy RNG, avoid using /dev/(u)random and getrandom()
1987 libdaxctl libdaxctl support
1988
1989 NOTE: The object files are built at the place where configure is launched
1990 EOF
1991 exit 0
1992 fi
1993
1994 # Remove old dependency files to make sure that they get properly regenerated
1995 rm -f */config-devices.mak.d
1996
1997 if test -z "$python"
1998 then
1999 error_exit "Python not found. Use --python=/path/to/python"
2000 fi
2001
2002 # Note that if the Python conditional here evaluates True we will exit
2003 # with status 1 which is a shell 'false' value.
2004 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
2005 error_exit "Cannot use '$python', Python >= 3.5 is required." \
2006 "Use --python=/path/to/python to specify a supported Python."
2007 fi
2008
2009 # Preserve python version since some functionality is dependent on it
2010 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)
2011
2012 # Suppress writing compiled files
2013 python="$python -B"
2014
2015 if test -z "$meson"; then
2016 if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.55.0; then
2017 meson=meson
2018 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
2019 meson=git
2020 elif test -e "${source_path}/meson/meson.py" ; then
2021 meson=internal
2022 else
2023 if test "$explicit_python" = yes; then
2024 error_exit "--python requires using QEMU's embedded Meson distribution, but it was not found."
2025 else
2026 error_exit "Meson not found. Use --meson=/path/to/meson"
2027 fi
2028 fi
2029 else
2030 # Meson uses its own Python interpreter to invoke other Python scripts,
2031 # but the user wants to use the one they specified with --python.
2032 #
2033 # We do not want to override the distro Python interpreter (and sometimes
2034 # cannot: for example in Homebrew /usr/bin/meson is a bash script), so
2035 # just require --meson=git|internal together with --python.
2036 if test "$explicit_python" = yes; then
2037 case "$meson" in
2038 git | internal) ;;
2039 *) error_exit "--python requires using QEMU's embedded Meson distribution." ;;
2040 esac
2041 fi
2042 fi
2043
2044 if test "$meson" = git; then
2045 git_submodules="${git_submodules} meson"
2046 fi
2047 if test "$git_update" = yes; then
2048 (cd "${source_path}" && GIT="$git" "./scripts/git-submodule.sh" update "$git_submodules")
2049 fi
2050
2051 case "$meson" in
2052 git | internal)
2053 if ! $python -c 'import pkg_resources' > /dev/null 2>&1; then
2054 error_exit "Python setuptools not found"
2055 fi
2056 meson="$python ${source_path}/meson/meson.py"
2057 ;;
2058 *) meson=$(command -v meson) ;;
2059 esac
2060
2061
2062 # Check that the C compiler works. Doing this here before testing
2063 # the host CPU ensures that we had a valid CC to autodetect the
2064 # $cpu var (and we should bail right here if that's not the case).
2065 # It also allows the help message to be printed without a CC.
2066 write_c_skeleton;
2067 if compile_object ; then
2068 : C compiler works ok
2069 else
2070 error_exit "\"$cc\" either does not exist or does not work"
2071 fi
2072 if ! compile_prog ; then
2073 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
2074 fi
2075
2076 # Now we have handled --enable-tcg-interpreter and know we're not just
2077 # printing the help message, bail out if the host CPU isn't supported.
2078 if test "$ARCH" = "unknown"; then
2079 if test "$tcg_interpreter" = "yes" ; then
2080 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
2081 else
2082 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
2083 fi
2084 fi
2085
2086 # Consult white-list to determine whether to enable werror
2087 # by default. Only enable by default for git builds
2088 if test -z "$werror" ; then
2089 if test -e "$source_path/.git" && \
2090 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
2091 werror="yes"
2092 else
2093 werror="no"
2094 fi
2095 fi
2096
2097 if test "$bogus_os" = "yes"; then
2098 # Now that we know that we're not printing the help and that
2099 # the compiler works (so the results of the check_defines we used
2100 # to identify the OS are reliable), if we didn't recognize the
2101 # host OS we should stop now.
2102 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
2103 fi
2104
2105 # Check whether the compiler matches our minimum requirements:
2106 cat > $TMPC << EOF
2107 #if defined(__clang_major__) && defined(__clang_minor__)
2108 # ifdef __apple_build_version__
2109 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
2110 # error You need at least XCode Clang v5.1 to compile QEMU
2111 # endif
2112 # else
2113 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
2114 # error You need at least Clang v3.4 to compile QEMU
2115 # endif
2116 # endif
2117 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
2118 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
2119 # error You need at least GCC v4.8 to compile QEMU
2120 # endif
2121 #else
2122 # error You either need GCC or Clang to compiler QEMU
2123 #endif
2124 int main (void) { return 0; }
2125 EOF
2126 if ! compile_prog "" "" ; then
2127 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2128 fi
2129
2130 # Accumulate -Wfoo and -Wno-bar separately.
2131 # We will list all of the enable flags first, and the disable flags second.
2132 # Note that we do not add -Werror, because that would enable it for all
2133 # configure tests. If a configure test failed due to -Werror this would
2134 # just silently disable some features, so it's too error prone.
2135
2136 warn_flags=
2137 add_to warn_flags -Wold-style-declaration
2138 add_to warn_flags -Wold-style-definition
2139 add_to warn_flags -Wtype-limits
2140 add_to warn_flags -Wformat-security
2141 add_to warn_flags -Wformat-y2k
2142 add_to warn_flags -Winit-self
2143 add_to warn_flags -Wignored-qualifiers
2144 add_to warn_flags -Wempty-body
2145 add_to warn_flags -Wnested-externs
2146 add_to warn_flags -Wendif-labels
2147 add_to warn_flags -Wexpansion-to-defined
2148
2149 nowarn_flags=
2150 add_to nowarn_flags -Wno-initializer-overrides
2151 add_to nowarn_flags -Wno-missing-include-dirs
2152 add_to nowarn_flags -Wno-shift-negative-value
2153 add_to nowarn_flags -Wno-string-plus-int
2154 add_to nowarn_flags -Wno-typedef-redefinition
2155 add_to nowarn_flags -Wno-tautological-type-limit-compare
2156 add_to nowarn_flags -Wno-psabi
2157
2158 gcc_flags="$warn_flags $nowarn_flags"
2159
2160 cc_has_warning_flag() {
2161 write_c_skeleton;
2162
2163 # Use the positive sense of the flag when testing for -Wno-wombat
2164 # support (gcc will happily accept the -Wno- form of unknown
2165 # warning options).
2166 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2167 compile_prog "-Werror $optflag" ""
2168 }
2169
2170 for flag in $gcc_flags; do
2171 if cc_has_warning_flag $flag ; then
2172 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2173 fi
2174 done
2175
2176 if test "$stack_protector" != "no"; then
2177 cat > $TMPC << EOF
2178 int main(int argc, char *argv[])
2179 {
2180 char arr[64], *p = arr, *c = argv[0];
2181 while (*c) {
2182 *p++ = *c++;
2183 }
2184 return 0;
2185 }
2186 EOF
2187 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2188 sp_on=0
2189 for flag in $gcc_flags; do
2190 # We need to check both a compile and a link, since some compiler
2191 # setups fail only on a .c->.o compile and some only at link time
2192 if compile_object "-Werror $flag" &&
2193 compile_prog "-Werror $flag" ""; then
2194 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2195 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2196 sp_on=1
2197 break
2198 fi
2199 done
2200 if test "$stack_protector" = yes; then
2201 if test $sp_on = 0; then
2202 error_exit "Stack protector not supported"
2203 fi
2204 fi
2205 fi
2206
2207 # Disable -Wmissing-braces on older compilers that warn even for
2208 # the "universal" C zero initializer {0}.
2209 cat > $TMPC << EOF
2210 struct {
2211 int a[2];
2212 } x = {0};
2213 EOF
2214 if compile_object "-Werror" "" ; then
2215 :
2216 else
2217 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2218 fi
2219
2220 # Our module code doesn't support Windows
2221 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2222 error_exit "Modules are not available for Windows"
2223 fi
2224
2225 # module_upgrades is only reasonable if modules are enabled
2226 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2227 error_exit "Can't enable module-upgrades as Modules are not enabled"
2228 fi
2229
2230 # Static linking is not possible with modules or PIE
2231 if test "$static" = "yes" ; then
2232 if test "$modules" = "yes" ; then
2233 error_exit "static and modules are mutually incompatible"
2234 fi
2235 fi
2236
2237 # Unconditional check for compiler __thread support
2238 cat > $TMPC << EOF
2239 static __thread int tls_var;
2240 int main(void) { return tls_var; }
2241 EOF
2242
2243 if ! compile_prog "-Werror" "" ; then
2244 error_exit "Your compiler does not support the __thread specifier for " \
2245 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2246 fi
2247
2248 cat > $TMPC << EOF
2249
2250 #ifdef __linux__
2251 # define THREAD __thread
2252 #else
2253 # define THREAD
2254 #endif
2255 static THREAD int tls_var;
2256 int main(void) { return tls_var; }
2257 EOF
2258
2259 # Check we support --no-pie first; we will need this for building ROMs.
2260 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2261 CFLAGS_NOPIE="-fno-pie"
2262 LDFLAGS_NOPIE="-no-pie"
2263 fi
2264
2265 if test "$static" = "yes"; then
2266 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2267 CFLAGS="-fPIE -DPIE $CFLAGS"
2268 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2269 pie="yes"
2270 elif test "$pie" = "yes"; then
2271 error_exit "-static-pie not available due to missing toolchain support"
2272 else
2273 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2274 pie="no"
2275 fi
2276 elif test "$pie" = "no"; then
2277 CFLAGS="$CFLAGS_NOPIE $CFLAGS"
2278 LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
2279 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2280 CFLAGS="-fPIE -DPIE $CFLAGS"
2281 LDFLAGS="-pie $LDFLAGS"
2282 pie="yes"
2283 elif test "$pie" = "yes"; then
2284 error_exit "PIE not available due to missing toolchain support"
2285 else
2286 echo "Disabling PIE due to missing toolchain support"
2287 pie="no"
2288 fi
2289
2290 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2291 # The combination is known as "full relro", because .got.plt is read-only too.
2292 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2293 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2294 fi
2295
2296 ##########################################
2297 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2298 # use i686 as default anyway, but for those that don't, an explicit
2299 # specification is necessary
2300
2301 if test "$cpu" = "i386"; then
2302 cat > $TMPC << EOF
2303 static int sfaa(int *ptr)
2304 {
2305 return __sync_fetch_and_and(ptr, 0);
2306 }
2307
2308 int main(void)
2309 {
2310 int val = 42;
2311 val = __sync_val_compare_and_swap(&val, 0, 1);
2312 sfaa(&val);
2313 return val;
2314 }
2315 EOF
2316 if ! compile_prog "" "" ; then
2317 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2318 fi
2319 fi
2320
2321 #########################################
2322 # Solaris specific configure tool chain decisions
2323
2324 if test "$solaris" = "yes" ; then
2325 if has $install; then
2326 :
2327 else
2328 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2329 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2330 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2331 fi
2332 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2333 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2334 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2335 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2336 fi
2337 if has ar; then
2338 :
2339 else
2340 if test -f /usr/ccs/bin/ar ; then
2341 error_exit "No path includes ar" \
2342 "Add /usr/ccs/bin to your path and rerun configure"
2343 fi
2344 error_exit "No path includes ar"
2345 fi
2346 fi
2347
2348 if test -z "${target_list+xxx}" ; then
2349 for target in $default_target_list; do
2350 supported_target $target 2>/dev/null && \
2351 target_list="$target_list $target"
2352 done
2353 target_list="${target_list# }"
2354 else
2355 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2356 for target in $target_list; do
2357 # Check that we recognised the target name; this allows a more
2358 # friendly error message than if we let it fall through.
2359 case " $default_target_list " in
2360 *" $target "*)
2361 ;;
2362 *)
2363 error_exit "Unknown target name '$target'"
2364 ;;
2365 esac
2366 supported_target $target || exit 1
2367 done
2368 fi
2369
2370 # see if system emulation was really requested
2371 case " $target_list " in
2372 *"-softmmu "*) softmmu=yes
2373 ;;
2374 *) softmmu=no
2375 ;;
2376 esac
2377
2378 for target in $target_list; do
2379 case "$target" in
2380 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2381 edk2_blobs="yes"
2382 ;;
2383 esac
2384 done
2385 # The EDK2 binaries are compressed with bzip2
2386 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2387 error_exit "The bzip2 program is required for building QEMU"
2388 fi
2389
2390 feature_not_found() {
2391 feature=$1
2392 remedy=$2
2393
2394 error_exit "User requested feature $feature" \
2395 "configure was not able to find it." \
2396 "$remedy"
2397 }
2398
2399 # ---
2400 # big/little endian test
2401 cat > $TMPC << EOF
2402 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2403 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2404 extern int foo(short *, short *);
2405 int main(int argc, char *argv[]) {
2406 return foo(big_endian, little_endian);
2407 }
2408 EOF
2409
2410 if compile_object ; then
2411 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2412 bigendian="yes"
2413 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2414 bigendian="no"
2415 else
2416 echo big/little test failed
2417 fi
2418 else
2419 echo big/little test failed
2420 fi
2421
2422 ##########################################
2423 # system tools
2424 if test -z "$want_tools"; then
2425 if test "$softmmu" = "no"; then
2426 want_tools=no
2427 else
2428 want_tools=yes
2429 fi
2430 fi
2431
2432 ##########################################
2433 # cocoa implies not SDL or GTK
2434 # (the cocoa UI code currently assumes it is always the active UI
2435 # and doesn't interact well with other UI frontend code)
2436 if test "$cocoa" = "yes"; then
2437 if test "$sdl" = "yes"; then
2438 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2439 fi
2440 if test "$gtk" = "yes"; then
2441 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2442 fi
2443 gtk=no
2444 sdl=disabled
2445 fi
2446
2447 # Some versions of Mac OS X incorrectly define SIZE_MAX
2448 cat > $TMPC << EOF
2449 #include <stdint.h>
2450 #include <stdio.h>
2451 int main(int argc, char *argv[]) {
2452 return printf("%zu", SIZE_MAX);
2453 }
2454 EOF
2455 have_broken_size_max=no
2456 if ! compile_object -Werror ; then
2457 have_broken_size_max=yes
2458 fi
2459
2460 ##########################################
2461 # L2TPV3 probe
2462
2463 cat > $TMPC <<EOF
2464 #include <sys/socket.h>
2465 #include <linux/ip.h>
2466 int main(void) { return sizeof(struct mmsghdr); }
2467 EOF
2468 if compile_prog "" "" ; then
2469 l2tpv3=yes
2470 else
2471 l2tpv3=no
2472 fi
2473
2474 if check_include "pty.h" ; then
2475 pty_h=yes
2476 else
2477 pty_h=no
2478 fi
2479
2480 cat > $TMPC <<EOF
2481 #include <sys/mman.h>
2482 int main(int argc, char *argv[]) {
2483 return mlockall(MCL_FUTURE);
2484 }
2485 EOF
2486 if compile_prog "" "" ; then
2487 have_mlockall=yes
2488 else
2489 have_mlockall=no
2490 fi
2491
2492 #########################################
2493 # vhost interdependencies and host support
2494
2495 # vhost backends
2496 test "$vhost_user" = "" && vhost_user=yes
2497 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2498 error_exit "vhost-user isn't available on win32"
2499 fi
2500 test "$vhost_vdpa" = "" && vhost_vdpa=$linux
2501 if test "$vhost_vdpa" = "yes" && test "$linux" != "yes"; then
2502 error_exit "vhost-vdpa is only available on Linux"
2503 fi
2504 test "$vhost_kernel" = "" && vhost_kernel=$linux
2505 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2506 error_exit "vhost-kernel is only available on Linux"
2507 fi
2508
2509 # vhost-kernel devices
2510 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2511 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2512 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2513 fi
2514 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2515 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2516 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2517 fi
2518
2519 # vhost-user backends
2520 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2521 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2522 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2523 fi
2524 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2525 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2526 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2527 fi
2528 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2529 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2530 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2531 fi
2532 #vhost-vdpa backends
2533 test "$vhost_net_vdpa" = "" && vhost_net_vdpa=$vhost_vdpa
2534 if test "$vhost_net_vdpa" = "yes" && test "$vhost_vdpa" = "no"; then
2535 error_exit "--enable-vhost-net-vdpa requires --enable-vhost-vdpa"
2536 fi
2537
2538 # OR the vhost-kernel and vhost-user values for simplicity
2539 if test "$vhost_net" = ""; then
2540 test "$vhost_net_user" = "yes" && vhost_net=yes
2541 test "$vhost_kernel" = "yes" && vhost_net=yes
2542 fi
2543
2544 ##########################################
2545 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2546
2547 if test "$mingw32" = "yes"; then
2548 # Some versions of MinGW / Mingw-w64 lack localtime_r
2549 # and gmtime_r entirely.
2550 #
2551 # Some versions of Mingw-w64 define a macro for
2552 # localtime_r/gmtime_r.
2553 #
2554 # Some versions of Mingw-w64 will define functions
2555 # for localtime_r/gmtime_r, but only if you have
2556 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2557 # though, unistd.h and pthread.h both define
2558 # that for you.
2559 #
2560 # So this #undef localtime_r and #include <unistd.h>
2561 # are not in fact redundant.
2562 cat > $TMPC << EOF
2563 #include <unistd.h>
2564 #include <time.h>
2565 #undef localtime_r
2566 int main(void) { localtime_r(NULL, NULL); return 0; }
2567 EOF
2568 if compile_prog "" "" ; then
2569 localtime_r="yes"
2570 else
2571 localtime_r="no"
2572 fi
2573 fi
2574
2575 ##########################################
2576 # pkg-config probe
2577
2578 if ! has "$pkg_config_exe"; then
2579 error_exit "pkg-config binary '$pkg_config_exe' not found"
2580 fi
2581
2582 ##########################################
2583 # NPTL probe
2584
2585 if test "$linux_user" = "yes"; then
2586 cat > $TMPC <<EOF
2587 #include <sched.h>
2588 #include <linux/futex.h>
2589 int main(void) {
2590 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2591 #error bork
2592 #endif
2593 return 0;
2594 }
2595 EOF
2596 if ! compile_object ; then
2597 feature_not_found "nptl" "Install glibc and linux kernel headers."
2598 fi
2599 fi
2600
2601 ##########################################
2602 # lzo check
2603
2604 if test "$lzo" != "no" ; then
2605 cat > $TMPC << EOF
2606 #include <lzo/lzo1x.h>
2607 int main(void) { lzo_version(); return 0; }
2608 EOF
2609 if compile_prog "" "-llzo2" ; then
2610 lzo_libs="-llzo2"
2611 lzo="yes"
2612 else
2613 if test "$lzo" = "yes"; then
2614 feature_not_found "liblzo2" "Install liblzo2 devel"
2615 fi
2616 lzo="no"
2617 fi
2618 fi
2619
2620 ##########################################
2621 # snappy check
2622
2623 if test "$snappy" != "no" ; then
2624 cat > $TMPC << EOF
2625 #include <snappy-c.h>
2626 int main(void) { snappy_max_compressed_length(4096); return 0; }
2627 EOF
2628 if compile_prog "" "-lsnappy" ; then
2629 snappy_libs='-lsnappy'
2630 snappy="yes"
2631 else
2632 if test "$snappy" = "yes"; then
2633 feature_not_found "libsnappy" "Install libsnappy devel"
2634 fi
2635 snappy="no"
2636 fi
2637 fi
2638
2639 ##########################################
2640 # bzip2 check
2641
2642 if test "$bzip2" != "no" ; then
2643 cat > $TMPC << EOF
2644 #include <bzlib.h>
2645 int main(void) { BZ2_bzlibVersion(); return 0; }
2646 EOF
2647 if compile_prog "" "-lbz2" ; then
2648 bzip2="yes"
2649 else
2650 if test "$bzip2" = "yes"; then
2651 feature_not_found "libbzip2" "Install libbzip2 devel"
2652 fi
2653 bzip2="no"
2654 fi
2655 fi
2656
2657 ##########################################
2658 # lzfse check
2659
2660 if test "$lzfse" != "no" ; then
2661 cat > $TMPC << EOF
2662 #include <lzfse.h>
2663 int main(void) { lzfse_decode_scratch_size(); return 0; }
2664 EOF
2665 if compile_prog "" "-llzfse" ; then
2666 lzfse="yes"
2667 else
2668 if test "$lzfse" = "yes"; then
2669 feature_not_found "lzfse" "Install lzfse devel"
2670 fi
2671 lzfse="no"
2672 fi
2673 fi
2674
2675 ##########################################
2676 # zstd check
2677
2678 if test "$zstd" != "no" ; then
2679 libzstd_minver="1.4.0"
2680 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2681 zstd_cflags="$($pkg_config --cflags libzstd)"
2682 zstd_libs="$($pkg_config --libs libzstd)"
2683 zstd="yes"
2684 else
2685 if test "$zstd" = "yes" ; then
2686 feature_not_found "libzstd" "Install libzstd devel"
2687 fi
2688 zstd="no"
2689 fi
2690 fi
2691
2692 ##########################################
2693 # libseccomp check
2694
2695 if test "$seccomp" != "no" ; then
2696 libseccomp_minver="2.3.0"
2697 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2698 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2699 seccomp_libs="$($pkg_config --libs libseccomp)"
2700 seccomp="yes"
2701 else
2702 if test "$seccomp" = "yes" ; then
2703 feature_not_found "libseccomp" \
2704 "Install libseccomp devel >= $libseccomp_minver"
2705 fi
2706 seccomp="no"
2707 fi
2708 fi
2709 ##########################################
2710 # xen probe
2711
2712 if test "$xen" != "no" ; then
2713 # Check whether Xen library path is specified via --extra-ldflags to avoid
2714 # overriding this setting with pkg-config output. If not, try pkg-config
2715 # to obtain all needed flags.
2716
2717 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2718 $pkg_config --exists xencontrol ; then
2719 xen_ctrl_version="$(printf '%d%02d%02d' \
2720 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2721 xen=yes
2722 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2723 xen_pc="$xen_pc xenevtchn xendevicemodel"
2724 if $pkg_config --exists xentoolcore; then
2725 xen_pc="$xen_pc xentoolcore"
2726 fi
2727 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2728 xen_cflags="$($pkg_config --cflags $xen_pc)"
2729 xen_libs="$($pkg_config --libs $xen_pc)"
2730 else
2731
2732 xen_libs="-lxenstore -lxenctrl -lxenguest"
2733 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2734
2735 # First we test whether Xen headers and libraries are available.
2736 # If no, we are done and there is no Xen support.
2737 # If yes, more tests are run to detect the Xen version.
2738
2739 # Xen (any)
2740 cat > $TMPC <<EOF
2741 #include <xenctrl.h>
2742 int main(void) {
2743 return 0;
2744 }
2745 EOF
2746 if ! compile_prog "" "$xen_libs" ; then
2747 # Xen not found
2748 if test "$xen" = "yes" ; then
2749 feature_not_found "xen" "Install xen devel"
2750 fi
2751 xen=no
2752
2753 # Xen unstable
2754 elif
2755 cat > $TMPC <<EOF &&
2756 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2757 #define __XEN_TOOLS__
2758 #include <xendevicemodel.h>
2759 #include <xenforeignmemory.h>
2760 int main(void) {
2761 xendevicemodel_handle *xd;
2762 xenforeignmemory_handle *xfmem;
2763
2764 xd = xendevicemodel_open(0, 0);
2765 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2766
2767 xfmem = xenforeignmemory_open(0, 0);
2768 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2769
2770 return 0;
2771 }
2772 EOF
2773 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2774 then
2775 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2776 xen_ctrl_version=41100
2777 xen=yes
2778 elif
2779 cat > $TMPC <<EOF &&
2780 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2781 #include <xenforeignmemory.h>
2782 #include <xentoolcore.h>
2783 int main(void) {
2784 xenforeignmemory_handle *xfmem;
2785
2786 xfmem = xenforeignmemory_open(0, 0);
2787 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2788 xentoolcore_restrict_all(0);
2789
2790 return 0;
2791 }
2792 EOF
2793 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2794 then
2795 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2796 xen_ctrl_version=41000
2797 xen=yes
2798 elif
2799 cat > $TMPC <<EOF &&
2800 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2801 #define __XEN_TOOLS__
2802 #include <xendevicemodel.h>
2803 int main(void) {
2804 xendevicemodel_handle *xd;
2805
2806 xd = xendevicemodel_open(0, 0);
2807 xendevicemodel_close(xd);
2808
2809 return 0;
2810 }
2811 EOF
2812 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2813 then
2814 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2815 xen_ctrl_version=40900
2816 xen=yes
2817 elif
2818 cat > $TMPC <<EOF &&
2819 /*
2820 * If we have stable libs the we don't want the libxc compat
2821 * layers, regardless of what CFLAGS we may have been given.
2822 *
2823 * Also, check if xengnttab_grant_copy_segment_t is defined and
2824 * grant copy operation is implemented.
2825 */
2826 #undef XC_WANT_COMPAT_EVTCHN_API
2827 #undef XC_WANT_COMPAT_GNTTAB_API
2828 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2829 #include <xenctrl.h>
2830 #include <xenstore.h>
2831 #include <xenevtchn.h>
2832 #include <xengnttab.h>
2833 #include <xenforeignmemory.h>
2834 #include <stdint.h>
2835 #include <xen/hvm/hvm_info_table.h>
2836 #if !defined(HVM_MAX_VCPUS)
2837 # error HVM_MAX_VCPUS not defined
2838 #endif
2839 int main(void) {
2840 xc_interface *xc = NULL;
2841 xenforeignmemory_handle *xfmem;
2842 xenevtchn_handle *xe;
2843 xengnttab_handle *xg;
2844 xengnttab_grant_copy_segment_t* seg = NULL;
2845
2846 xs_daemon_open();
2847
2848 xc = xc_interface_open(0, 0, 0);
2849 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2850 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2851 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2852 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2853
2854 xfmem = xenforeignmemory_open(0, 0);
2855 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2856
2857 xe = xenevtchn_open(0, 0);
2858 xenevtchn_fd(xe);
2859
2860 xg = xengnttab_open(0, 0);
2861 xengnttab_grant_copy(xg, 0, seg);
2862
2863 return 0;
2864 }
2865 EOF
2866 compile_prog "" "$xen_libs $xen_stable_libs"
2867 then
2868 xen_ctrl_version=40800
2869 xen=yes
2870 elif
2871 cat > $TMPC <<EOF &&
2872 /*
2873 * If we have stable libs the we don't want the libxc compat
2874 * layers, regardless of what CFLAGS we may have been given.
2875 */
2876 #undef XC_WANT_COMPAT_EVTCHN_API
2877 #undef XC_WANT_COMPAT_GNTTAB_API
2878 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2879 #include <xenctrl.h>
2880 #include <xenstore.h>
2881 #include <xenevtchn.h>
2882 #include <xengnttab.h>
2883 #include <xenforeignmemory.h>
2884 #include <stdint.h>
2885 #include <xen/hvm/hvm_info_table.h>
2886 #if !defined(HVM_MAX_VCPUS)
2887 # error HVM_MAX_VCPUS not defined
2888 #endif
2889 int main(void) {
2890 xc_interface *xc = NULL;
2891 xenforeignmemory_handle *xfmem;
2892 xenevtchn_handle *xe;
2893 xengnttab_handle *xg;
2894
2895 xs_daemon_open();
2896
2897 xc = xc_interface_open(0, 0, 0);
2898 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2899 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2900 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2901 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2902
2903 xfmem = xenforeignmemory_open(0, 0);
2904 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2905
2906 xe = xenevtchn_open(0, 0);
2907 xenevtchn_fd(xe);
2908
2909 xg = xengnttab_open(0, 0);
2910 xengnttab_map_grant_ref(xg, 0, 0, 0);
2911
2912 return 0;
2913 }
2914 EOF
2915 compile_prog "" "$xen_libs $xen_stable_libs"
2916 then
2917 xen_ctrl_version=40701
2918 xen=yes
2919
2920 # Xen 4.6
2921 elif
2922 cat > $TMPC <<EOF &&
2923 #include <xenctrl.h>
2924 #include <xenstore.h>
2925 #include <stdint.h>
2926 #include <xen/hvm/hvm_info_table.h>
2927 #if !defined(HVM_MAX_VCPUS)
2928 # error HVM_MAX_VCPUS not defined
2929 #endif
2930 int main(void) {
2931 xc_interface *xc;
2932 xs_daemon_open();
2933 xc = xc_interface_open(0, 0, 0);
2934 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2935 xc_gnttab_open(NULL, 0);
2936 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2937 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2938 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2939 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2940 return 0;
2941 }
2942 EOF
2943 compile_prog "" "$xen_libs"
2944 then
2945 xen_ctrl_version=40600
2946 xen=yes
2947
2948 # Xen 4.5
2949 elif
2950 cat > $TMPC <<EOF &&
2951 #include <xenctrl.h>
2952 #include <xenstore.h>
2953 #include <stdint.h>
2954 #include <xen/hvm/hvm_info_table.h>
2955 #if !defined(HVM_MAX_VCPUS)
2956 # error HVM_MAX_VCPUS not defined
2957 #endif
2958 int main(void) {
2959 xc_interface *xc;
2960 xs_daemon_open();
2961 xc = xc_interface_open(0, 0, 0);
2962 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2963 xc_gnttab_open(NULL, 0);
2964 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2965 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2966 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2967 return 0;
2968 }
2969 EOF
2970 compile_prog "" "$xen_libs"
2971 then
2972 xen_ctrl_version=40500
2973 xen=yes
2974
2975 elif
2976 cat > $TMPC <<EOF &&
2977 #include <xenctrl.h>
2978 #include <xenstore.h>
2979 #include <stdint.h>
2980 #include <xen/hvm/hvm_info_table.h>
2981 #if !defined(HVM_MAX_VCPUS)
2982 # error HVM_MAX_VCPUS not defined
2983 #endif
2984 int main(void) {
2985 xc_interface *xc;
2986 xs_daemon_open();
2987 xc = xc_interface_open(0, 0, 0);
2988 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2989 xc_gnttab_open(NULL, 0);
2990 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2991 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2992 return 0;
2993 }
2994 EOF
2995 compile_prog "" "$xen_libs"
2996 then
2997 xen_ctrl_version=40200
2998 xen=yes
2999
3000 else
3001 if test "$xen" = "yes" ; then
3002 feature_not_found "xen (unsupported version)" \
3003 "Install a supported xen (xen 4.2 or newer)"
3004 fi
3005 xen=no
3006 fi
3007
3008 if test "$xen" = yes; then
3009 if test $xen_ctrl_version -ge 40701 ; then
3010 xen_libs="$xen_libs $xen_stable_libs "
3011 fi
3012 fi
3013 fi
3014 fi
3015
3016 if test "$xen_pci_passthrough" != "no"; then
3017 if test "$xen" = "yes" && test "$linux" = "yes"; then
3018 xen_pci_passthrough=yes
3019 else
3020 if test "$xen_pci_passthrough" = "yes"; then
3021 error_exit "User requested feature Xen PCI Passthrough" \
3022 " but this feature requires /sys from Linux"
3023 fi
3024 xen_pci_passthrough=no
3025 fi
3026 fi
3027
3028 ##########################################
3029 # Windows Hypervisor Platform accelerator (WHPX) check
3030 if test "$whpx" != "no" ; then
3031 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
3032 whpx="yes"
3033 else
3034 if test "$whpx" = "yes"; then
3035 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
3036 fi
3037 whpx="no"
3038 fi
3039 fi
3040
3041 ##########################################
3042 # gettext probe
3043 if test "$gettext" != "false" ; then
3044 if has xgettext; then
3045 gettext=true
3046 else
3047 if test "$gettext" = "true" ; then
3048 feature_not_found "gettext" "Install xgettext binary"
3049 fi
3050 gettext=false
3051 fi
3052 fi
3053
3054 ##########################################
3055 # Sparse probe
3056 if test "$sparse" != "no" ; then
3057 if has sparse; then
3058 sparse=yes
3059 else
3060 if test "$sparse" = "yes" ; then
3061 feature_not_found "sparse" "Install sparse binary"
3062 fi
3063 sparse=no
3064 fi
3065 fi
3066
3067 ##########################################
3068 # X11 probe
3069 if $pkg_config --exists "x11"; then
3070 have_x11=yes
3071 x11_cflags=$($pkg_config --cflags x11)
3072 x11_libs=$($pkg_config --libs x11)
3073 fi
3074
3075 ##########################################
3076 # GTK probe
3077
3078 if test "$gtk" != "no"; then
3079 gtkpackage="gtk+-3.0"
3080 gtkx11package="gtk+-x11-3.0"
3081 gtkversion="3.22.0"
3082 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
3083 gtk_cflags=$($pkg_config --cflags $gtkpackage)
3084 gtk_libs=$($pkg_config --libs $gtkpackage)
3085 gtk_version=$($pkg_config --modversion $gtkpackage)
3086 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
3087 need_x11=yes
3088 gtk_cflags="$gtk_cflags $x11_cflags"
3089 gtk_libs="$gtk_libs $x11_libs"
3090 fi
3091 gtk="yes"
3092 elif test "$gtk" = "yes"; then
3093 feature_not_found "gtk" "Install gtk3-devel"
3094 else
3095 gtk="no"
3096 fi
3097 fi
3098
3099
3100 ##########################################
3101 # GNUTLS probe
3102
3103 if test "$gnutls" != "no"; then
3104 pass="no"
3105 if $pkg_config --exists "gnutls >= 3.1.18"; then
3106 gnutls_cflags=$($pkg_config --cflags gnutls)
3107 gnutls_libs=$($pkg_config --libs gnutls)
3108 # Packaging for the static libraries is not always correct.
3109 # At least ubuntu 18.04 ships only shared libraries.
3110 write_c_skeleton
3111 if compile_prog "" "$gnutls_libs" ; then
3112 LIBS="$gnutls_libs $LIBS"
3113 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
3114 pass="yes"
3115 fi
3116 fi
3117 if test "$pass" = "no" && test "$gnutls" = "yes"; then
3118 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
3119 else
3120 gnutls="$pass"
3121 fi
3122 fi
3123
3124
3125 # If user didn't give a --disable/enable-gcrypt flag,
3126 # then mark as disabled if user requested nettle
3127 # explicitly
3128 if test -z "$gcrypt"
3129 then
3130 if test "$nettle" = "yes"
3131 then
3132 gcrypt="no"
3133 fi
3134 fi
3135
3136 # If user didn't give a --disable/enable-nettle flag,
3137 # then mark as disabled if user requested gcrypt
3138 # explicitly
3139 if test -z "$nettle"
3140 then
3141 if test "$gcrypt" = "yes"
3142 then
3143 nettle="no"
3144 fi
3145 fi
3146
3147 has_libgcrypt() {
3148 if ! has "libgcrypt-config"
3149 then
3150 return 1
3151 fi
3152
3153 if test -n "$cross_prefix"
3154 then
3155 host=$(libgcrypt-config --host)
3156 if test "$host-" != $cross_prefix
3157 then
3158 return 1
3159 fi
3160 fi
3161
3162 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
3163 min=`libgcrypt-config --version | awk -F . '{print $2}'`
3164
3165 if test $maj != 1 || test $min -lt 5
3166 then
3167 return 1
3168 fi
3169
3170 return 0
3171 }
3172
3173
3174 if test "$nettle" != "no"; then
3175 pass="no"
3176 if $pkg_config --exists "nettle >= 2.7.1"; then
3177 nettle_cflags=$($pkg_config --cflags nettle)
3178 nettle_libs=$($pkg_config --libs nettle)
3179 nettle_version=$($pkg_config --modversion nettle)
3180 # Link test to make sure the given libraries work (e.g for static).
3181 write_c_skeleton
3182 if compile_prog "" "$nettle_libs" ; then
3183 LIBS="$nettle_libs $LIBS"
3184 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3185 if test -z "$gcrypt"; then
3186 gcrypt="no"
3187 fi
3188 pass="yes"
3189 fi
3190 fi
3191 if test "$pass" = "yes"
3192 then
3193 cat > $TMPC << EOF
3194 #include <nettle/xts.h>
3195 int main(void) {
3196 return 0;
3197 }
3198 EOF
3199 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3200 nettle_xts=yes
3201 qemu_private_xts=no
3202 fi
3203 fi
3204 if test "$pass" = "no" && test "$nettle" = "yes"; then
3205 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3206 else
3207 nettle="$pass"
3208 fi
3209 fi
3210
3211 if test "$gcrypt" != "no"; then
3212 pass="no"
3213 if has_libgcrypt; then
3214 gcrypt_cflags=$(libgcrypt-config --cflags)
3215 gcrypt_libs=$(libgcrypt-config --libs)
3216 # Debian has removed -lgpg-error from libgcrypt-config
3217 # as it "spreads unnecessary dependencies" which in
3218 # turn breaks static builds...
3219 if test "$static" = "yes"
3220 then
3221 gcrypt_libs="$gcrypt_libs -lgpg-error"
3222 fi
3223
3224 # Link test to make sure the given libraries work (e.g for static).
3225 write_c_skeleton
3226 if compile_prog "" "$gcrypt_libs" ; then
3227 LIBS="$gcrypt_libs $LIBS"
3228 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3229 pass="yes"
3230 fi
3231 fi
3232 if test "$pass" = "yes"; then
3233 gcrypt="yes"
3234 cat > $TMPC << EOF
3235 #include <gcrypt.h>
3236 int main(void) {
3237 gcry_mac_hd_t handle;
3238 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3239 GCRY_MAC_FLAG_SECURE, NULL);
3240 return 0;
3241 }
3242 EOF
3243 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3244 gcrypt_hmac=yes
3245 fi
3246 cat > $TMPC << EOF
3247 #include <gcrypt.h>
3248 int main(void) {
3249 gcry_cipher_hd_t handle;
3250 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3251 return 0;
3252 }
3253 EOF
3254 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3255 gcrypt_xts=yes
3256 qemu_private_xts=no
3257 fi
3258 elif test "$gcrypt" = "yes"; then
3259 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3260 else
3261 gcrypt="no"
3262 fi
3263 fi
3264
3265
3266 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3267 then
3268 error_exit "Only one of gcrypt & nettle can be enabled"
3269 fi
3270
3271 ##########################################
3272 # libtasn1 - only for the TLS creds/session test suite
3273
3274 tasn1=yes
3275 tasn1_cflags=""
3276 tasn1_libs=""
3277 if $pkg_config --exists "libtasn1"; then
3278 tasn1_cflags=$($pkg_config --cflags libtasn1)
3279 tasn1_libs=$($pkg_config --libs libtasn1)
3280 else
3281 tasn1=no
3282 fi
3283
3284
3285 ##########################################
3286 # PAM probe
3287
3288 if test "$auth_pam" != "no"; then
3289 cat > $TMPC <<EOF
3290 #include <security/pam_appl.h>
3291 #include <stdio.h>
3292 int main(void) {
3293 const char *service_name = "qemu";
3294 const char *user = "frank";
3295 const struct pam_conv pam_conv = { 0 };
3296 pam_handle_t *pamh = NULL;
3297 pam_start(service_name, user, &pam_conv, &pamh);
3298 return 0;
3299 }
3300 EOF
3301 if compile_prog "" "-lpam" ; then
3302 auth_pam=yes
3303 else
3304 if test "$auth_pam" = "yes"; then
3305 feature_not_found "PAM" "Install PAM development package"
3306 else
3307 auth_pam=no
3308 fi
3309 fi
3310 fi
3311
3312 ##########################################
3313 # getifaddrs (for tests/test-io-channel-socket )
3314
3315 have_ifaddrs_h=yes
3316 if ! check_include "ifaddrs.h" ; then
3317 have_ifaddrs_h=no
3318 fi
3319
3320 #########################################
3321 # libdrm check
3322 have_drm_h=no
3323 if check_include "libdrm/drm.h" ; then
3324 have_drm_h=yes
3325 fi
3326
3327 #########################################
3328 # sys/signal.h check
3329 have_sys_signal_h=no
3330 if check_include "sys/signal.h" ; then
3331 have_sys_signal_h=yes
3332 fi
3333
3334 ##########################################
3335 # VTE probe
3336
3337 if test "$vte" != "no"; then
3338 vteminversion="0.32.0"
3339 if $pkg_config --exists "vte-2.91"; then
3340 vtepackage="vte-2.91"
3341 else
3342 vtepackage="vte-2.90"
3343 fi
3344 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3345 vte_cflags=$($pkg_config --cflags $vtepackage)
3346 vte_libs=$($pkg_config --libs $vtepackage)
3347 vteversion=$($pkg_config --modversion $vtepackage)
3348 vte="yes"
3349 elif test "$vte" = "yes"; then
3350 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3351 else
3352 vte="no"
3353 fi
3354 fi
3355
3356 ##########################################
3357 # RDMA needs OpenFabrics libraries
3358 if test "$rdma" != "no" ; then
3359 cat > $TMPC <<EOF
3360 #include <rdma/rdma_cma.h>
3361 int main(void) { return 0; }
3362 EOF
3363 rdma_libs="-lrdmacm -libverbs -libumad"
3364 if compile_prog "" "$rdma_libs" ; then
3365 rdma="yes"
3366 else
3367 if test "$rdma" = "yes" ; then
3368 error_exit \
3369 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3370 " Your options:" \
3371 " (1) Fast: Install infiniband packages (devel) from your distro." \
3372 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3373 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3374 fi
3375 rdma="no"
3376 fi
3377 fi
3378
3379 ##########################################
3380 # PVRDMA detection
3381
3382 cat > $TMPC <<EOF &&
3383 #include <sys/mman.h>
3384
3385 int
3386 main(void)
3387 {
3388 char buf = 0;
3389 void *addr = &buf;
3390 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3391
3392 return 0;
3393 }
3394 EOF
3395
3396 if test "$rdma" = "yes" ; then
3397 case "$pvrdma" in
3398 "")
3399 if compile_prog "" ""; then
3400 pvrdma="yes"
3401 else
3402 pvrdma="no"
3403 fi
3404 ;;
3405 "yes")
3406 if ! compile_prog "" ""; then
3407 error_exit "PVRDMA is not supported since mremap is not implemented"
3408 fi
3409 pvrdma="yes"
3410 ;;
3411 "no")
3412 pvrdma="no"
3413 ;;
3414 esac
3415 else
3416 if test "$pvrdma" = "yes" ; then
3417 error_exit "PVRDMA requires rdma suppport"
3418 fi
3419 pvrdma="no"
3420 fi
3421
3422 # Let's see if enhanced reg_mr is supported
3423 if test "$pvrdma" = "yes" ; then
3424
3425 cat > $TMPC <<EOF &&
3426 #include <infiniband/verbs.h>
3427
3428 int
3429 main(void)
3430 {
3431 struct ibv_mr *mr;
3432 struct ibv_pd *pd = NULL;
3433 size_t length = 10;
3434 uint64_t iova = 0;
3435 int access = 0;
3436 void *addr = NULL;
3437
3438 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3439
3440 ibv_dereg_mr(mr);
3441
3442 return 0;
3443 }
3444 EOF
3445 if ! compile_prog "" "-libverbs"; then
3446 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3447 fi
3448 fi
3449
3450 ##########################################
3451 # xfsctl() probe, used for file-posix.c
3452 if test "$xfs" != "no" ; then
3453 cat > $TMPC << EOF
3454 #include <stddef.h> /* NULL */
3455 #include <xfs/xfs.h>
3456 int main(void)
3457 {
3458 xfsctl(NULL, 0, 0, NULL);
3459 return 0;
3460 }
3461 EOF
3462 if compile_prog "" "" ; then
3463 xfs="yes"
3464 else
3465 if test "$xfs" = "yes" ; then
3466 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3467 fi
3468 xfs=no
3469 fi
3470 fi
3471
3472 ##########################################
3473 # vde libraries probe
3474 if test "$vde" != "no" ; then
3475 vde_libs="-lvdeplug"
3476 cat > $TMPC << EOF
3477 #include <libvdeplug.h>
3478 int main(void)
3479 {
3480 struct vde_open_args a = {0, 0, 0};
3481 char s[] = "";
3482 vde_open(s, s, &a);
3483 return 0;
3484 }
3485 EOF
3486 if compile_prog "" "$vde_libs" ; then
3487 vde=yes
3488 else
3489 if test "$vde" = "yes" ; then
3490 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3491 fi
3492 vde=no
3493 fi
3494 fi
3495
3496 ##########################################
3497 # netmap support probe
3498 # Apart from looking for netmap headers, we make sure that the host API version
3499 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3500 # a minor/major version number. Minor new features will be marked with values up
3501 # to 15, and if something happens that requires a change to the backend we will
3502 # move above 15, submit the backend fixes and modify this two bounds.
3503 if test "$netmap" != "no" ; then
3504 cat > $TMPC << EOF
3505 #include <inttypes.h>
3506 #include <net/if.h>
3507 #include <net/netmap.h>
3508 #include <net/netmap_user.h>
3509 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3510 #error
3511 #endif
3512 int main(void) { return 0; }
3513 EOF
3514 if compile_prog "" "" ; then
3515 netmap=yes
3516 else
3517 if test "$netmap" = "yes" ; then
3518 feature_not_found "netmap"
3519 fi
3520 netmap=no
3521 fi
3522 fi
3523
3524 ##########################################
3525 # libcap-ng library probe
3526 if test "$cap_ng" != "no" ; then
3527 cap_libs="-lcap-ng"
3528 cat > $TMPC << EOF
3529 #include <cap-ng.h>
3530 int main(void)
3531 {
3532 capng_capability_to_name(CAPNG_EFFECTIVE);
3533 return 0;
3534 }
3535 EOF
3536 if compile_prog "" "$cap_libs" ; then
3537 cap_ng=yes
3538 else
3539 if test "$cap_ng" = "yes" ; then
3540 feature_not_found "cap_ng" "Install libcap-ng devel"
3541 fi
3542 cap_ng=no
3543 fi
3544 fi
3545
3546 ##########################################
3547 # Sound support libraries probe
3548
3549 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3550 for drv in $audio_drv_list; do
3551 case $drv in
3552 alsa | try-alsa)
3553 if $pkg_config alsa --exists; then
3554 alsa_libs=$($pkg_config alsa --libs)
3555 alsa_cflags=$($pkg_config alsa --cflags)
3556 alsa=yes
3557 if test "$drv" = "try-alsa"; then
3558 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3559 fi
3560 else
3561 if test "$drv" = "try-alsa"; then
3562 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3563 else
3564 error_exit "$drv check failed" \
3565 "Make sure to have the $drv libs and headers installed."
3566 fi
3567 fi
3568 ;;
3569
3570 pa | try-pa)
3571 if $pkg_config libpulse --exists; then
3572 libpulse=yes
3573 pulse_libs=$($pkg_config libpulse --libs)
3574 pulse_cflags=$($pkg_config libpulse --cflags)
3575 if test "$drv" = "try-pa"; then
3576 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3577 fi
3578 else
3579 if test "$drv" = "try-pa"; then
3580 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3581 else
3582 error_exit "$drv check failed" \
3583 "Make sure to have the $drv libs and headers installed."
3584 fi
3585 fi
3586 ;;
3587
3588 sdl)
3589 if test "$sdl" = "no"; then
3590 error_exit "sdl not found or disabled, can not use sdl audio driver"
3591 fi
3592 ;;
3593
3594 try-sdl)
3595 if test "$sdl" = "no"; then
3596 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3597 else
3598 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3599 fi
3600 ;;
3601
3602 coreaudio)
3603 coreaudio_libs="-framework CoreAudio"
3604 ;;
3605
3606 dsound)
3607 dsound_libs="-lole32 -ldxguid"
3608 audio_win_int="yes"
3609 ;;
3610
3611 oss)
3612 oss_libs="$oss_lib"
3613 ;;
3614
3615 jack | try-jack)
3616 if $pkg_config jack --exists; then
3617 libjack=yes
3618 jack_libs=$($pkg_config jack --libs)
3619 if test "$drv" = "try-jack"; then
3620 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3621 fi
3622 else
3623 if test "$drv" = "try-jack"; then
3624 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3625 else
3626 error_exit "$drv check failed" \
3627 "Make sure to have the $drv libs and headers installed."
3628 fi
3629 fi
3630 ;;
3631
3632 *)
3633 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3634 error_exit "Unknown driver '$drv' selected" \
3635 "Possible drivers are: $audio_possible_drivers"
3636 }
3637 ;;
3638 esac
3639 done
3640
3641 ##########################################
3642 # BrlAPI probe
3643
3644 if test "$brlapi" != "no" ; then
3645 brlapi_libs="-lbrlapi"
3646 cat > $TMPC << EOF
3647 #include <brlapi.h>
3648 #include <stddef.h>
3649 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3650 EOF
3651 if compile_prog "" "$brlapi_libs" ; then
3652 brlapi=yes
3653 else
3654 if test "$brlapi" = "yes" ; then
3655 feature_not_found "brlapi" "Install brlapi devel"
3656 fi
3657 brlapi=no
3658 fi
3659 fi
3660
3661 ##########################################
3662 # iconv probe
3663 if test "$iconv" != "no" ; then
3664 cat > $TMPC << EOF
3665 #include <iconv.h>
3666 int main(void) {
3667 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3668 return conv != (iconv_t) -1;
3669 }
3670 EOF
3671 iconv_prefix_list="/usr/local:/usr"
3672 iconv_lib_list=":-liconv"
3673 IFS=:
3674 for iconv_prefix in $iconv_prefix_list; do
3675 IFS=:
3676 iconv_cflags="-I$iconv_prefix/include"
3677 iconv_ldflags="-L$iconv_prefix/lib"
3678 for iconv_link in $iconv_lib_list; do
3679 unset IFS
3680 iconv_lib="$iconv_ldflags $iconv_link"
3681 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3682 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3683 iconv_found=yes
3684 break
3685 fi
3686 done
3687 if test "$iconv_found" = yes ; then
3688 break
3689 fi
3690 done
3691 if test "$iconv_found" = "yes" ; then
3692 iconv=yes
3693 else
3694 if test "$iconv" = "yes" ; then
3695 feature_not_found "iconv" "Install iconv devel"
3696 fi
3697 iconv=no
3698 fi
3699 fi
3700
3701 ##########################################
3702 # curses probe
3703 if test "$iconv" = "no" ; then
3704 # curses will need iconv
3705 curses=no
3706 fi
3707 if test "$curses" != "no" ; then
3708 if test "$mingw32" = "yes" ; then
3709 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3710 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3711 else
3712 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3713 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3714 fi
3715 curses_found=no
3716 cat > $TMPC << EOF
3717 #include <locale.h>
3718 #include <curses.h>
3719 #include <wchar.h>
3720 #include <langinfo.h>
3721 int main(void) {
3722 const char *codeset;
3723 wchar_t wch = L'w';
3724 setlocale(LC_ALL, "");
3725 resize_term(0, 0);
3726 addwstr(L"wide chars\n");
3727 addnwstr(&wch, 1);
3728 add_wch(WACS_DEGREE);
3729 codeset = nl_langinfo(CODESET);
3730 return codeset != 0;
3731 }
3732 EOF
3733 IFS=:
3734 for curses_inc in $curses_inc_list; do
3735 # Make sure we get the wide character prototypes
3736 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3737 IFS=:
3738 for curses_lib in $curses_lib_list; do
3739 unset IFS
3740 if compile_prog "$curses_inc" "$curses_lib" ; then
3741 curses_found=yes
3742 break
3743 fi
3744 done
3745 if test "$curses_found" = yes ; then
3746 break
3747 fi
3748 done
3749 unset IFS
3750 if test "$curses_found" = "yes" ; then
3751 curses=yes
3752 else
3753 if test "$curses" = "yes" ; then
3754 feature_not_found "curses" "Install ncurses devel"
3755 fi
3756 curses=no
3757 fi
3758 fi
3759
3760 ##########################################
3761 # curl probe
3762 if test "$curl" != "no" ; then
3763 if $pkg_config libcurl --exists; then
3764 curlconfig="$pkg_config libcurl"
3765 else
3766 curlconfig=curl-config
3767 fi
3768 cat > $TMPC << EOF
3769 #include <curl/curl.h>
3770 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3771 EOF
3772 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3773 curl_libs=$($curlconfig --libs 2>/dev/null)
3774 if compile_prog "$curl_cflags" "$curl_libs" ; then
3775 curl=yes
3776 else
3777 if test "$curl" = "yes" ; then
3778 feature_not_found "curl" "Install libcurl devel"
3779 fi
3780 curl=no
3781 fi
3782 fi # test "$curl"
3783
3784 ##########################################
3785 # glib support probe
3786
3787 glib_req_ver=2.48
3788 glib_modules=gthread-2.0
3789 if test "$modules" = yes; then
3790 glib_modules="$glib_modules gmodule-export-2.0"
3791 fi
3792 if test "$plugins" = yes; then
3793 glib_modules="$glib_modules gmodule-2.0"
3794 fi
3795
3796 # This workaround is required due to a bug in pkg-config file for glib as it
3797 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3798
3799 if test "$static" = yes && test "$mingw32" = yes; then
3800 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3801 fi
3802
3803 for i in $glib_modules; do
3804 if $pkg_config --atleast-version=$glib_req_ver $i; then
3805 glib_cflags=$($pkg_config --cflags $i)
3806 glib_libs=$($pkg_config --libs $i)
3807 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3808 LIBS="$glib_libs $LIBS"
3809 else
3810 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3811 fi
3812 done
3813
3814 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3815 gio=yes
3816 gio_cflags=$($pkg_config --cflags gio-2.0)
3817 gio_libs=$($pkg_config --libs gio-2.0)
3818 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3819 if [ ! -x "$gdbus_codegen" ]; then
3820 gdbus_codegen=
3821 fi
3822 else
3823 gio=no
3824 fi
3825
3826 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3827 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3828 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3829 fi
3830
3831 # Sanity check that the current size_t matches the
3832 # size that glib thinks it should be. This catches
3833 # problems on multi-arch where people try to build
3834 # 32-bit QEMU while pointing at 64-bit glib headers
3835 cat > $TMPC <<EOF
3836 #include <glib.h>
3837 #include <unistd.h>
3838
3839 #define QEMU_BUILD_BUG_ON(x) \
3840 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3841
3842 int main(void) {
3843 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3844 return 0;
3845 }
3846 EOF
3847
3848 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3849 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3850 "You probably need to set PKG_CONFIG_LIBDIR"\
3851 "to point to the right pkg-config files for your"\
3852 "build target"
3853 fi
3854
3855 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3856 cat > $TMPC << EOF
3857 #include <glib.h>
3858 int main(void) { return 0; }
3859 EOF
3860 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3861 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3862 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3863 QEMU_CFLAGS="-Wno-unknown-attributes $CFLAGS"
3864 fi
3865 fi
3866
3867 # Silence clang warnings triggered by glib < 2.57.2
3868 cat > $TMPC << EOF
3869 #include <glib.h>
3870 typedef struct Foo {
3871 int i;
3872 } Foo;
3873 static void foo_free(Foo *f)
3874 {
3875 g_free(f);
3876 }
3877 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3878 int main(void) { return 0; }
3879 EOF
3880 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3881 if cc_has_warning_flag "-Wno-unused-function"; then
3882 glib_cflags="$glib_cflags -Wno-unused-function"
3883 CFLAGS="$CFLAGS -Wno-unused-function"
3884 fi
3885 fi
3886
3887 #########################################
3888 # zlib check
3889
3890 if test "$zlib" != "no" ; then
3891 if $pkg_config --exists zlib; then
3892 zlib_cflags=$($pkg_config --cflags zlib)
3893 zlib_libs=$($pkg_config --libs zlib)
3894 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3895 LIBS="$zlib_libs $LIBS"
3896 else
3897 cat > $TMPC << EOF
3898 #include <zlib.h>
3899 int main(void) { zlibVersion(); return 0; }
3900 EOF
3901 if compile_prog "" "-lz" ; then
3902 zlib_libs=-lz
3903 LIBS="$LIBS $zlib_libs"
3904 else
3905 error_exit "zlib check failed" \
3906 "Make sure to have the zlib libs and headers installed."
3907 fi
3908 fi
3909 fi
3910
3911 ##########################################
3912 # SHA command probe for modules
3913 if test "$modules" = yes; then
3914 shacmd_probe="sha1sum sha1 shasum"
3915 for c in $shacmd_probe; do
3916 if has $c; then
3917 shacmd="$c"
3918 break
3919 fi
3920 done
3921 if test "$shacmd" = ""; then
3922 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3923 fi
3924 fi
3925
3926 ##########################################
3927 # libmpathpersist probe
3928
3929 if test "$mpath" != "no" ; then
3930 # probe for the new API
3931 cat > $TMPC <<EOF
3932 #include <libudev.h>
3933 #include <mpath_persist.h>
3934 unsigned mpath_mx_alloc_len = 1024;
3935 int logsink;
3936 static struct config *multipath_conf;
3937 extern struct udev *udev;
3938 extern struct config *get_multipath_config(void);
3939 extern void put_multipath_config(struct config *conf);
3940 struct udev *udev;
3941 struct config *get_multipath_config(void) { return multipath_conf; }
3942 void put_multipath_config(struct config *conf) { }
3943
3944 int main(void) {
3945 udev = udev_new();
3946 multipath_conf = mpath_lib_init();
3947 return 0;
3948 }
3949 EOF
3950 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3951 mpathpersist=yes
3952 mpathpersist_new_api=yes
3953 else
3954 # probe for the old API
3955 cat > $TMPC <<EOF
3956 #include <libudev.h>
3957 #include <mpath_persist.h>
3958 unsigned mpath_mx_alloc_len = 1024;
3959 int logsink;
3960 int main(void) {
3961 struct udev *udev = udev_new();
3962 mpath_lib_init(udev);
3963 return 0;
3964 }
3965 EOF
3966 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3967 mpathpersist=yes
3968 mpathpersist_new_api=no
3969 else
3970 mpathpersist=no
3971 fi
3972 fi
3973 else
3974 mpathpersist=no
3975 fi
3976
3977 ##########################################
3978 # pthread probe
3979 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3980
3981 pthread=no
3982 cat > $TMPC << EOF
3983 #include <pthread.h>
3984 static void *f(void *p) { return NULL; }
3985 int main(void) {
3986 pthread_t thread;
3987 pthread_create(&thread, 0, f, 0);
3988 return 0;
3989 }
3990 EOF
3991 if compile_prog "" "" ; then
3992 pthread=yes
3993 else
3994 for pthread_lib in $PTHREADLIBS_LIST; do
3995 if compile_prog "" "$pthread_lib" ; then
3996 pthread=yes
3997 found=no
3998 for lib_entry in $LIBS; do
3999 if test "$lib_entry" = "$pthread_lib"; then
4000 found=yes
4001 break
4002 fi
4003 done
4004 if test "$found" = "no"; then
4005 LIBS="$pthread_lib $LIBS"
4006 fi
4007 PTHREAD_LIB="$pthread_lib"
4008 break
4009 fi
4010 done
4011 fi
4012
4013 if test "$mingw32" != yes && test "$pthread" = no; then
4014 error_exit "pthread check failed" \
4015 "Make sure to have the pthread libs and headers installed."
4016 fi
4017
4018 # check for pthread_setname_np with thread id
4019 pthread_setname_np_w_tid=no
4020 cat > $TMPC << EOF
4021 #include <pthread.h>
4022
4023 static void *f(void *p) { return NULL; }
4024 int main(void)
4025 {
4026 pthread_t thread;
4027 pthread_create(&thread, 0, f, 0);
4028 pthread_setname_np(thread, "QEMU");
4029 return 0;
4030 }
4031 EOF
4032 if compile_prog "" "$pthread_lib" ; then
4033 pthread_setname_np_w_tid=yes
4034 fi
4035
4036 # check for pthread_setname_np without thread id
4037 pthread_setname_np_wo_tid=no
4038 cat > $TMPC << EOF
4039 #include <pthread.h>
4040
4041 static void *f(void *p) { pthread_setname_np("QEMU"); return NULL; }
4042 int main(void)
4043 {
4044 pthread_t thread;
4045 pthread_create(&thread, 0, f, 0);
4046 return 0;
4047 }
4048 EOF
4049 if compile_prog "" "$pthread_lib" ; then
4050 pthread_setname_np_wo_tid=yes
4051 fi
4052
4053 ##########################################
4054 # rbd probe
4055 if test "$rbd" != "no" ; then
4056 cat > $TMPC <<EOF
4057 #include <stdio.h>
4058 #include <rbd/librbd.h>
4059 int main(void) {
4060 rados_t cluster;
4061 rados_create(&cluster, NULL);
4062 return 0;
4063 }
4064 EOF
4065 rbd_libs="-lrbd -lrados"
4066 if compile_prog "" "$rbd_libs" ; then
4067 rbd=yes
4068 else
4069 if test "$rbd" = "yes" ; then
4070 feature_not_found "rados block device" "Install librbd/ceph devel"
4071 fi
4072 rbd=no
4073 fi
4074 fi
4075
4076 ##########################################
4077 # libssh probe
4078 if test "$libssh" != "no" ; then
4079 if $pkg_config --exists libssh; then
4080 libssh_cflags=$($pkg_config libssh --cflags)
4081 libssh_libs=$($pkg_config libssh --libs)
4082 libssh=yes
4083 else
4084 if test "$libssh" = "yes" ; then
4085 error_exit "libssh required for --enable-libssh"
4086 fi
4087 libssh=no
4088 fi
4089 fi
4090
4091 ##########################################
4092 # Check for libssh 0.8
4093 # This is done like this instead of using the LIBSSH_VERSION_* and
4094 # SSH_VERSION_* macros because some distributions in the past shipped
4095 # snapshots of the future 0.8 from Git, and those snapshots did not
4096 # have updated version numbers (still referring to 0.7.0).
4097
4098 if test "$libssh" = "yes"; then
4099 cat > $TMPC <<EOF
4100 #include <libssh/libssh.h>
4101 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4102 EOF
4103 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4104 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4105 fi
4106 fi
4107
4108 ##########################################
4109 # linux-aio probe
4110
4111 if test "$linux_aio" != "no" ; then
4112 cat > $TMPC <<EOF
4113 #include <libaio.h>
4114 #include <sys/eventfd.h>
4115 #include <stddef.h>
4116 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4117 EOF
4118 if compile_prog "" "-laio" ; then
4119 linux_aio=yes
4120 else
4121 if test "$linux_aio" = "yes" ; then
4122 feature_not_found "linux AIO" "Install libaio devel"
4123 fi
4124 linux_aio=no
4125 fi
4126 fi
4127 ##########################################
4128 # linux-io-uring probe
4129
4130 if test "$linux_io_uring" != "no" ; then
4131 if $pkg_config liburing; then
4132 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4133 linux_io_uring_libs=$($pkg_config --libs liburing)
4134 linux_io_uring=yes
4135
4136 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4137 # seen by programs linking the archive. It's not ideal, but just add the
4138 # library dependency globally.
4139 LIBS="$linux_io_uring_libs $LIBS"
4140 else
4141 if test "$linux_io_uring" = "yes" ; then
4142 feature_not_found "linux io_uring" "Install liburing devel"
4143 fi
4144 linux_io_uring=no
4145 fi
4146 fi
4147
4148 ##########################################
4149 # TPM emulation is only on POSIX
4150
4151 if test "$tpm" = ""; then
4152 if test "$mingw32" = "yes"; then
4153 tpm=no
4154 else
4155 tpm=yes
4156 fi
4157 elif test "$tpm" = "yes"; then
4158 if test "$mingw32" = "yes" ; then
4159 error_exit "TPM emulation only available on POSIX systems"
4160 fi
4161 fi
4162
4163 ##########################################
4164 # attr probe
4165
4166 libattr_libs=
4167 if test "$attr" != "no" ; then
4168 cat > $TMPC <<EOF
4169 #include <stdio.h>
4170 #include <sys/types.h>
4171 #ifdef CONFIG_LIBATTR
4172 #include <attr/xattr.h>
4173 #else
4174 #include <sys/xattr.h>
4175 #endif
4176 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4177 EOF
4178 if compile_prog "" "" ; then
4179 attr=yes
4180 # Older distros have <attr/xattr.h>, and need -lattr:
4181 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4182 attr=yes
4183 libattr_libs="-lattr"
4184 LIBS="$libattr_libs $LIBS"
4185 libattr=yes
4186 else
4187 if test "$attr" = "yes" ; then
4188 feature_not_found "ATTR" "Install libc6 or libattr devel"
4189 fi
4190 attr=no
4191 fi
4192 fi
4193
4194 ##########################################
4195 # iovec probe
4196 cat > $TMPC <<EOF
4197 #include <sys/types.h>
4198 #include <sys/uio.h>
4199 #include <unistd.h>
4200 int main(void) { return sizeof(struct iovec); }
4201 EOF
4202 iovec=no
4203 if compile_prog "" "" ; then
4204 iovec=yes
4205 fi
4206
4207 ##########################################
4208 # preadv probe
4209 cat > $TMPC <<EOF
4210 #include <sys/types.h>
4211 #include <sys/uio.h>
4212 #include <unistd.h>
4213 int main(void) { return preadv(0, 0, 0, 0); }
4214 EOF
4215 preadv=no
4216 if compile_prog "" "" ; then
4217 preadv=yes
4218 fi
4219
4220 ##########################################
4221 # fdt probe
4222 # fdt support is mandatory for at least some target architectures,
4223 # so insist on it if we're building those system emulators.
4224 fdt_required=no
4225 for target in $target_list; do
4226 case $target in
4227 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4228 fdt_required=yes
4229 ;;
4230 esac
4231 done
4232
4233 if test "$fdt_required" = "yes"; then
4234 if test "$fdt" = "no"; then
4235 error_exit "fdt disabled but some requested targets require it." \
4236 "You can turn off fdt only if you also disable all the system emulation" \
4237 "targets which need it (by specifying a cut down --target-list)."
4238 fi
4239 fdt=yes
4240 elif test "$fdt" != "yes" ; then
4241 fdt=no
4242 fi
4243
4244 # fdt is only required when building softmmu targets
4245 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4246 fdt="no"
4247 fi
4248
4249 if test "$fdt" != "no" ; then
4250 fdt_libs="-lfdt"
4251 # explicitly check for libfdt_env.h as it is missing in some stable installs
4252 # and test for required functions to make sure we are on a version >= 1.4.2
4253 cat > $TMPC << EOF
4254 #include <libfdt.h>
4255 #include <libfdt_env.h>
4256 int main(void) { fdt_check_full(NULL, 0); return 0; }
4257 EOF
4258 if compile_prog "" "$fdt_libs" ; then
4259 # system DTC is good - use it
4260 fdt=system
4261 else
4262 # have GIT checkout, so activate dtc submodule
4263 if test -e "${source_path}/.git" ; then
4264 git_submodules="${git_submodules} dtc"
4265 fi
4266 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4267 fdt=git
4268 mkdir -p dtc
4269 if [ "$pwd_is_source_path" != "y" ] ; then
4270 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4271 fi
4272 fdt_cflags="-I${source_path}/dtc/libfdt"
4273 fdt_ldflags="-L$PWD/dtc/libfdt"
4274 fdt_libs="$fdt_libs"
4275 elif test "$fdt" = "yes" ; then
4276 # Not a git build & no libfdt found, prompt for system install
4277 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4278 "Please install the DTC (libfdt) devel package"
4279 else
4280 # don't have and don't want
4281 fdt_libs=
4282 fdt=no
4283 fi
4284 fi
4285 fi
4286
4287 ##########################################
4288 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4289
4290 gbm="no"
4291 if $pkg_config gbm; then
4292 gbm_cflags="$($pkg_config --cflags gbm)"
4293 gbm_libs="$($pkg_config --libs gbm)"
4294 gbm="yes"
4295 fi
4296
4297 if test "$opengl" != "no" ; then
4298 opengl_pkgs="epoxy gbm"
4299 if $pkg_config $opengl_pkgs; then
4300 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4301 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4302 opengl=yes
4303 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4304 gtk_gl="yes"
4305 fi
4306 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4307 else
4308 if test "$opengl" = "yes" ; then
4309 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4310 fi
4311 opengl_cflags=""
4312 opengl_libs=""
4313 opengl=no
4314 fi
4315 fi
4316
4317 if test "$opengl" = "yes"; then
4318 cat > $TMPC << EOF
4319 #include <epoxy/egl.h>
4320 #ifndef EGL_MESA_image_dma_buf_export
4321 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4322 #endif
4323 int main(void) { return 0; }
4324 EOF
4325 if compile_prog "" "" ; then
4326 opengl_dmabuf=yes
4327 fi
4328 fi
4329
4330 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4331 for target in $target_list; do
4332 case $target in
4333 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4334 need_x11=yes
4335 ;;
4336 esac
4337 done
4338 fi
4339
4340 ##########################################
4341 # libxml2 probe
4342 if test "$libxml2" != "no" ; then
4343 if $pkg_config --exists libxml-2.0; then
4344 libxml2="yes"
4345 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4346 libxml2_libs=$($pkg_config --libs libxml-2.0)
4347 else
4348 if test "$libxml2" = "yes"; then
4349 feature_not_found "libxml2" "Install libxml2 devel"
4350 fi
4351 libxml2="no"
4352 fi
4353 fi
4354
4355 ##########################################
4356 # glusterfs probe
4357 if test "$glusterfs" != "no" ; then
4358 if $pkg_config --atleast-version=3 glusterfs-api; then
4359 glusterfs="yes"
4360 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4361 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4362 if $pkg_config --atleast-version=4 glusterfs-api; then
4363 glusterfs_xlator_opt="yes"
4364 fi
4365 if $pkg_config --atleast-version=5 glusterfs-api; then
4366 glusterfs_discard="yes"
4367 fi
4368 if $pkg_config --atleast-version=6 glusterfs-api; then
4369 glusterfs_fallocate="yes"
4370 glusterfs_zerofill="yes"
4371 fi
4372 cat > $TMPC << EOF
4373 #include <glusterfs/api/glfs.h>
4374
4375 int
4376 main(void)
4377 {
4378 /* new glfs_ftruncate() passes two additional args */
4379 return glfs_ftruncate(NULL, 0, NULL, NULL);
4380 }
4381 EOF
4382 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4383 glusterfs_ftruncate_has_stat="yes"
4384 fi
4385 cat > $TMPC << EOF
4386 #include <glusterfs/api/glfs.h>
4387
4388 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4389 static void
4390 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4391 {}
4392
4393 int
4394 main(void)
4395 {
4396 glfs_io_cbk iocb = &glusterfs_iocb;
4397 iocb(NULL, 0 , NULL, NULL, NULL);
4398 return 0;
4399 }
4400 EOF
4401 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4402 glusterfs_iocb_has_stat="yes"
4403 fi
4404 else
4405 if test "$glusterfs" = "yes" ; then
4406 feature_not_found "GlusterFS backend support" \
4407 "Install glusterfs-api devel >= 3"
4408 fi
4409 glusterfs="no"
4410 fi
4411 fi
4412
4413 # Check for inotify functions when we are building linux-user
4414 # emulator. This is done because older glibc versions don't
4415 # have syscall stubs for these implemented. In that case we
4416 # don't provide them even if kernel supports them.
4417 #
4418 inotify=no
4419 cat > $TMPC << EOF
4420 #include <sys/inotify.h>
4421
4422 int
4423 main(void)
4424 {
4425 /* try to start inotify */
4426 return inotify_init();
4427 }
4428 EOF
4429 if compile_prog "" "" ; then
4430 inotify=yes
4431 fi
4432
4433 inotify1=no
4434 cat > $TMPC << EOF
4435 #include <sys/inotify.h>
4436
4437 int
4438 main(void)
4439 {
4440 /* try to start inotify */
4441 return inotify_init1(0);
4442 }
4443 EOF
4444 if compile_prog "" "" ; then
4445 inotify1=yes
4446 fi
4447
4448 # check if pipe2 is there
4449 pipe2=no
4450 cat > $TMPC << EOF
4451 #include <unistd.h>
4452 #include <fcntl.h>
4453
4454 int main(void)
4455 {
4456 int pipefd[2];
4457 return pipe2(pipefd, O_CLOEXEC);
4458 }
4459 EOF
4460 if compile_prog "" "" ; then
4461 pipe2=yes
4462 fi
4463
4464 # check if accept4 is there
4465 accept4=no
4466 cat > $TMPC << EOF
4467 #include <sys/socket.h>
4468 #include <stddef.h>
4469
4470 int main(void)
4471 {
4472 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4473 return 0;
4474 }
4475 EOF
4476 if compile_prog "" "" ; then
4477 accept4=yes
4478 fi
4479
4480 # check if tee/splice is there. vmsplice was added same time.
4481 splice=no
4482 cat > $TMPC << EOF
4483 #include <unistd.h>
4484 #include <fcntl.h>
4485 #include <limits.h>
4486
4487 int main(void)
4488 {
4489 int len, fd = 0;
4490 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4491 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4492 return 0;
4493 }
4494 EOF
4495 if compile_prog "" "" ; then
4496 splice=yes
4497 fi
4498
4499 ##########################################
4500 # libnuma probe
4501
4502 if test "$numa" != "no" ; then
4503 cat > $TMPC << EOF
4504 #include <numa.h>
4505 int main(void) { return numa_available(); }
4506 EOF
4507
4508 if compile_prog "" "-lnuma" ; then
4509 numa=yes
4510 numa_libs="-lnuma"
4511 else
4512 if test "$numa" = "yes" ; then
4513 feature_not_found "numa" "install numactl devel"
4514 fi
4515 numa=no
4516 fi
4517 fi
4518
4519 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4520 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4521 exit 1
4522 fi
4523
4524 # Even if malloc_trim() is available, these non-libc memory allocators
4525 # do not support it.
4526 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4527 if test "$malloc_trim" = "yes" ; then
4528 echo "Disabling malloc_trim with non-libc memory allocator"
4529 fi
4530 malloc_trim="no"
4531 fi
4532
4533 #######################################
4534 # malloc_trim
4535
4536 if test "$malloc_trim" != "no" ; then
4537 cat > $TMPC << EOF
4538 #include <malloc.h>
4539 int main(void) { malloc_trim(0); return 0; }
4540 EOF
4541 if compile_prog "" "" ; then
4542 malloc_trim="yes"
4543 else
4544 malloc_trim="no"
4545 fi
4546 fi
4547
4548 ##########################################
4549 # tcmalloc probe
4550
4551 if test "$tcmalloc" = "yes" ; then
4552 cat > $TMPC << EOF
4553 #include <stdlib.h>
4554 int main(void) {
4555 void *tmp = malloc(1);
4556 if (tmp != NULL) {
4557 return 0;
4558 }
4559 return 1;
4560 }
4561 EOF
4562
4563 if compile_prog "" "-ltcmalloc" ; then
4564 LIBS="-ltcmalloc $LIBS"
4565 else
4566 feature_not_found "tcmalloc" "install gperftools devel"
4567 fi
4568 fi
4569
4570 ##########################################
4571 # jemalloc probe
4572
4573 if test "$jemalloc" = "yes" ; then
4574 cat > $TMPC << EOF
4575 #include <stdlib.h>
4576 int main(void) {
4577 void *tmp = malloc(1);
4578 if (tmp != NULL) {
4579 return 0;
4580 }
4581 return 1;
4582 }
4583 EOF
4584
4585 if compile_prog "" "-ljemalloc" ; then
4586 LIBS="-ljemalloc $LIBS"
4587 else
4588 feature_not_found "jemalloc" "install jemalloc devel"
4589 fi
4590 fi
4591
4592 ##########################################
4593 # signalfd probe
4594 signalfd="no"
4595 cat > $TMPC << EOF
4596 #include <unistd.h>
4597 #include <sys/syscall.h>
4598 #include <signal.h>
4599 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4600 EOF
4601
4602 if compile_prog "" "" ; then
4603 signalfd=yes
4604 fi
4605
4606 # check if optreset global is declared by <getopt.h>
4607 optreset="no"
4608 cat > $TMPC << EOF
4609 #include <getopt.h>
4610 int main(void) { return optreset; }
4611 EOF
4612
4613 if compile_prog "" "" ; then
4614 optreset=yes
4615 fi
4616
4617 # check if eventfd is supported
4618 eventfd=no
4619 cat > $TMPC << EOF
4620 #include <sys/eventfd.h>
4621
4622 int main(void)
4623 {
4624 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4625 }
4626 EOF
4627 if compile_prog "" "" ; then
4628 eventfd=yes
4629 fi
4630
4631 # check if memfd is supported
4632 memfd=no
4633 cat > $TMPC << EOF
4634 #include <sys/mman.h>
4635
4636 int main(void)
4637 {
4638 return memfd_create("foo", MFD_ALLOW_SEALING);
4639 }
4640 EOF
4641 if compile_prog "" "" ; then
4642 memfd=yes
4643 fi
4644
4645 # check for usbfs
4646 have_usbfs=no
4647 if test "$linux_user" = "yes"; then
4648 cat > $TMPC << EOF
4649 #include <linux/usbdevice_fs.h>
4650
4651 #ifndef USBDEVFS_GET_CAPABILITIES
4652 #error "USBDEVFS_GET_CAPABILITIES undefined"
4653 #endif
4654
4655 #ifndef USBDEVFS_DISCONNECT_CLAIM
4656 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4657 #endif
4658
4659 int main(void)
4660 {
4661 return 0;
4662 }
4663 EOF
4664 if compile_prog "" ""; then
4665 have_usbfs=yes
4666 fi
4667 fi
4668
4669 # check for fallocate
4670 fallocate=no
4671 cat > $TMPC << EOF
4672 #include <fcntl.h>
4673
4674 int main(void)
4675 {
4676 fallocate(0, 0, 0, 0);
4677 return 0;
4678 }
4679 EOF
4680 if compile_prog "" "" ; then
4681 fallocate=yes
4682 fi
4683
4684 # check for fallocate hole punching
4685 fallocate_punch_hole=no
4686 cat > $TMPC << EOF
4687 #include <fcntl.h>
4688 #include <linux/falloc.h>
4689
4690 int main(void)
4691 {
4692 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4693 return 0;
4694 }
4695 EOF
4696 if compile_prog "" "" ; then
4697 fallocate_punch_hole=yes
4698 fi
4699
4700 # check that fallocate supports range zeroing inside the file
4701 fallocate_zero_range=no
4702 cat > $TMPC << EOF
4703 #include <fcntl.h>
4704 #include <linux/falloc.h>
4705
4706 int main(void)
4707 {
4708 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4709 return 0;
4710 }
4711 EOF
4712 if compile_prog "" "" ; then
4713 fallocate_zero_range=yes
4714 fi
4715
4716 # check for posix_fallocate
4717 posix_fallocate=no
4718 cat > $TMPC << EOF
4719 #include <fcntl.h>
4720
4721 int main(void)
4722 {
4723 posix_fallocate(0, 0, 0);
4724 return 0;
4725 }
4726 EOF
4727 if compile_prog "" "" ; then
4728 posix_fallocate=yes
4729 fi
4730
4731 # check for sync_file_range
4732 sync_file_range=no
4733 cat > $TMPC << EOF
4734 #include <fcntl.h>
4735
4736 int main(void)
4737 {
4738 sync_file_range(0, 0, 0, 0);
4739 return 0;
4740 }
4741 EOF
4742 if compile_prog "" "" ; then
4743 sync_file_range=yes
4744 fi
4745
4746 # check for linux/fiemap.h and FS_IOC_FIEMAP
4747 fiemap=no
4748 cat > $TMPC << EOF
4749 #include <sys/ioctl.h>
4750 #include <linux/fs.h>
4751 #include <linux/fiemap.h>
4752
4753 int main(void)
4754 {
4755 ioctl(0, FS_IOC_FIEMAP, 0);
4756 return 0;
4757 }
4758 EOF
4759 if compile_prog "" "" ; then
4760 fiemap=yes
4761 fi
4762
4763 # check for dup3
4764 dup3=no
4765 cat > $TMPC << EOF
4766 #include <unistd.h>
4767
4768 int main(void)
4769 {
4770 dup3(0, 0, 0);
4771 return 0;
4772 }
4773 EOF
4774 if compile_prog "" "" ; then
4775 dup3=yes
4776 fi
4777
4778 # check for ppoll support
4779 ppoll=no
4780 cat > $TMPC << EOF
4781 #include <poll.h>
4782
4783 int main(void)
4784 {
4785 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4786 ppoll(&pfd, 1, 0, 0);
4787 return 0;
4788 }
4789 EOF
4790 if compile_prog "" "" ; then
4791 ppoll=yes
4792 fi
4793
4794 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4795 prctl_pr_set_timerslack=no
4796 cat > $TMPC << EOF
4797 #include <sys/prctl.h>
4798
4799 int main(void)
4800 {
4801 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4802 return 0;
4803 }
4804 EOF
4805 if compile_prog "" "" ; then
4806 prctl_pr_set_timerslack=yes
4807 fi
4808
4809 # check for epoll support
4810 epoll=no
4811 cat > $TMPC << EOF
4812 #include <sys/epoll.h>
4813
4814 int main(void)
4815 {
4816 epoll_create(0);
4817 return 0;
4818 }
4819 EOF
4820 if compile_prog "" "" ; then
4821 epoll=yes
4822 fi
4823
4824 # epoll_create1 is a later addition
4825 # so we must check separately for its presence
4826 epoll_create1=no
4827 cat > $TMPC << EOF
4828 #include <sys/epoll.h>
4829
4830 int main(void)
4831 {
4832 /* Note that we use epoll_create1 as a value, not as
4833 * a function being called. This is necessary so that on
4834 * old SPARC glibc versions where the function was present in
4835 * the library but not declared in the header file we will
4836 * fail the configure check. (Otherwise we will get a compiler
4837 * warning but not an error, and will proceed to fail the
4838 * qemu compile where we compile with -Werror.)
4839 */
4840 return (int)(uintptr_t)&epoll_create1;
4841 }
4842 EOF
4843 if compile_prog "" "" ; then
4844 epoll_create1=yes
4845 fi
4846
4847 # check for sendfile support
4848 sendfile=no
4849 cat > $TMPC << EOF
4850 #include <sys/sendfile.h>
4851
4852 int main(void)
4853 {
4854 return sendfile(0, 0, 0, 0);
4855 }
4856 EOF
4857 if compile_prog "" "" ; then
4858 sendfile=yes
4859 fi
4860
4861 # check for timerfd support (glibc 2.8 and newer)
4862 timerfd=no
4863 cat > $TMPC << EOF
4864 #include <sys/timerfd.h>
4865
4866 int main(void)
4867 {
4868 return(timerfd_create(CLOCK_REALTIME, 0));
4869 }
4870 EOF
4871 if compile_prog "" "" ; then
4872 timerfd=yes
4873 fi
4874
4875 # check for setns and unshare support
4876 setns=no
4877 cat > $TMPC << EOF
4878 #include <sched.h>
4879
4880 int main(void)
4881 {
4882 int ret;
4883 ret = setns(0, 0);
4884 ret = unshare(0);
4885 return ret;
4886 }
4887 EOF
4888 if compile_prog "" "" ; then
4889 setns=yes
4890 fi
4891
4892 # clock_adjtime probe
4893 clock_adjtime=no
4894 cat > $TMPC <<EOF
4895 #include <time.h>
4896
4897 int main(void)
4898 {
4899 return clock_adjtime(0, 0);
4900 }
4901 EOF
4902 clock_adjtime=no
4903 if compile_prog "" "" ; then
4904 clock_adjtime=yes
4905 fi
4906
4907 # syncfs probe
4908 syncfs=no
4909 cat > $TMPC <<EOF
4910 #include <unistd.h>
4911
4912 int main(void)
4913 {
4914 return syncfs(0);
4915 }
4916 EOF
4917 syncfs=no
4918 if compile_prog "" "" ; then
4919 syncfs=yes
4920 fi
4921
4922 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4923 kcov=no
4924 if check_include sys/kcov.h ; then
4925 kcov=yes
4926 fi
4927
4928 # If we're making warnings fatal, apply this to Sphinx runs as well
4929 sphinx_werror=""
4930 if test "$werror" = "yes"; then
4931 sphinx_werror="-W"
4932 fi
4933
4934 # Check we have a new enough version of sphinx-build
4935 has_sphinx_build() {
4936 # This is a bit awkward but works: create a trivial document and
4937 # try to run it with our configuration file (which enforces a
4938 # version requirement). This will fail if either
4939 # sphinx-build doesn't exist at all or if it is too old.
4940 mkdir -p "$TMPDIR1/sphinx"
4941 touch "$TMPDIR1/sphinx/index.rst"
4942 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4943 -b html "$TMPDIR1/sphinx" \
4944 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4945 }
4946
4947 # Check if tools are available to build documentation.
4948 if test "$docs" != "no" ; then
4949 if has_sphinx_build; then
4950 sphinx_ok=yes
4951 else
4952 sphinx_ok=no
4953 fi
4954 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4955 docs=yes
4956 else
4957 if test "$docs" = "yes" ; then
4958 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4959 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4960 fi
4961 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4962 fi
4963 docs=no
4964 fi
4965 fi
4966
4967 # Search for bswap_32 function
4968 byteswap_h=no
4969 cat > $TMPC << EOF
4970 #include <byteswap.h>
4971 int main(void) { return bswap_32(0); }
4972 EOF
4973 if compile_prog "" "" ; then
4974 byteswap_h=yes
4975 fi
4976
4977 # Search for bswap32 function
4978 bswap_h=no
4979 cat > $TMPC << EOF
4980 #include <sys/endian.h>
4981 #include <sys/types.h>
4982 #include <machine/bswap.h>
4983 int main(void) { return bswap32(0); }
4984 EOF
4985 if compile_prog "" "" ; then
4986 bswap_h=yes
4987 fi
4988
4989 ##########################################
4990 # Do we have libiscsi >= 1.9.0
4991 if test "$libiscsi" != "no" ; then
4992 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4993 libiscsi="yes"
4994 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4995 libiscsi_libs=$($pkg_config --libs libiscsi)
4996 else
4997 if test "$libiscsi" = "yes" ; then
4998 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4999 fi
5000 libiscsi="no"
5001 fi
5002 fi
5003
5004 ##########################################
5005 # Do we need libm
5006 cat > $TMPC << EOF
5007 #include <math.h>
5008 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5009 EOF
5010 if compile_prog "" "" ; then
5011 :
5012 elif compile_prog "" "-lm" ; then
5013 LIBS="-lm $LIBS"
5014 else
5015 error_exit "libm check failed"
5016 fi
5017
5018 ##########################################
5019 # Do we need librt
5020 # uClibc provides 2 versions of clock_gettime(), one with realtime
5021 # support and one without. This means that the clock_gettime() don't
5022 # need -lrt. We still need it for timer_create() so we check for this
5023 # function in addition.
5024 cat > $TMPC <<EOF
5025 #include <signal.h>
5026 #include <time.h>
5027 int main(void) {
5028 timer_create(CLOCK_REALTIME, NULL, NULL);
5029 return clock_gettime(CLOCK_REALTIME, NULL);
5030 }
5031 EOF
5032
5033 if compile_prog "" "" ; then
5034 :
5035 # we need pthread for static linking. use previous pthread test result
5036 elif compile_prog "" "$pthread_lib -lrt" ; then
5037 LIBS="$LIBS -lrt"
5038 fi
5039
5040 # Check whether we need to link libutil for openpty()
5041 cat > $TMPC << EOF
5042 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5043 int main(void) { return openpty(0, 0, 0, 0, 0); }
5044 EOF
5045
5046 have_openpty="no"
5047 if compile_prog "" "" ; then
5048 have_openpty="yes"
5049 else
5050 if compile_prog "" "-lutil" ; then
5051 libs_tools="-lutil $libs_tools"
5052 have_openpty="yes"
5053 fi
5054 fi
5055
5056 ##########################################
5057 # spice probe
5058 if test "$spice" != "no" ; then
5059 cat > $TMPC << EOF
5060 #include <spice.h>
5061 int main(void) { spice_server_new(); return 0; }
5062 EOF
5063 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5064 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5065 if $pkg_config --atleast-version=0.12.5 spice-server && \
5066 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5067 compile_prog "$spice_cflags" "$spice_libs" ; then
5068 spice="yes"
5069 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5070 else
5071 if test "$spice" = "yes" ; then
5072 feature_not_found "spice" \
5073 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5074 fi
5075 spice="no"
5076 fi
5077 fi
5078
5079 # check for smartcard support
5080 if test "$smartcard" != "no"; then
5081 if $pkg_config --atleast-version=2.5.1 libcacard; then
5082 libcacard_cflags=$($pkg_config --cflags libcacard)
5083 libcacard_libs=$($pkg_config --libs libcacard)
5084 smartcard="yes"
5085 else
5086 if test "$smartcard" = "yes"; then
5087 feature_not_found "smartcard" "Install libcacard devel"
5088 fi
5089 smartcard="no"
5090 fi
5091 fi
5092
5093 # check for libusb
5094 if test "$libusb" != "no" ; then
5095 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5096 libusb="yes"
5097 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5098 libusb_libs=$($pkg_config --libs libusb-1.0)
5099 else
5100 if test "$libusb" = "yes"; then
5101 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5102 fi
5103 libusb="no"
5104 fi
5105 fi
5106
5107 # check for usbredirparser for usb network redirection support
5108 if test "$usb_redir" != "no" ; then
5109 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5110 usb_redir="yes"
5111 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5112 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5113 else
5114 if test "$usb_redir" = "yes"; then
5115 feature_not_found "usb-redir" "Install usbredir devel"
5116 fi
5117 usb_redir="no"
5118 fi
5119 fi
5120
5121 ##########################################
5122 # check if we have VSS SDK headers for win
5123
5124 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5125 test "$vss_win32_sdk" != "no" ; then
5126 case "$vss_win32_sdk" in
5127 "") vss_win32_include="-isystem $source_path" ;;
5128 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5129 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5130 vss_win32_include="-isystem $source_path/.sdk/vss"
5131 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5132 ;;
5133 *) vss_win32_include="-isystem $vss_win32_sdk"
5134 esac
5135 cat > $TMPC << EOF
5136 #define __MIDL_user_allocate_free_DEFINED__
5137 #include <inc/win2003/vss.h>
5138 int main(void) { return VSS_CTX_BACKUP; }
5139 EOF
5140 if compile_prog "$vss_win32_include" "" ; then
5141 guest_agent_with_vss="yes"
5142 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5143 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5144 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5145 else
5146 if test "$vss_win32_sdk" != "" ; then
5147 echo "ERROR: Please download and install Microsoft VSS SDK:"
5148 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5149 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5150 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5151 echo "ERROR: The headers are extracted in the directory \`inc'."
5152 feature_not_found "VSS support"
5153 fi
5154 guest_agent_with_vss="no"
5155 fi
5156 fi
5157
5158 ##########################################
5159 # lookup Windows platform SDK (if not specified)
5160 # The SDK is needed only to build .tlb (type library) file of guest agent
5161 # VSS provider from the source. It is usually unnecessary because the
5162 # pre-compiled .tlb file is included.
5163
5164 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5165 test "$guest_agent_with_vss" = "yes" ; then
5166 if test -z "$win_sdk"; then
5167 programfiles="$PROGRAMFILES"
5168 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5169 if test -n "$programfiles"; then
5170 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5171 else
5172 feature_not_found "Windows SDK"
5173 fi
5174 elif test "$win_sdk" = "no"; then
5175 win_sdk=""
5176 fi
5177 fi
5178
5179 ##########################################
5180 # check if mingw environment provides a recent ntddscsi.h
5181 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5182 cat > $TMPC << EOF
5183 #include <windows.h>
5184 #include <ntddscsi.h>
5185 int main(void) {
5186 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5187 #error Missing required ioctl definitions
5188 #endif
5189 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5190 return addr.Lun;
5191 }
5192 EOF
5193 if compile_prog "" "" ; then
5194 guest_agent_ntddscsi=yes
5195 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5196 fi
5197 fi
5198
5199 ##########################################
5200 # virgl renderer probe
5201
5202 if test "$virglrenderer" != "no" ; then
5203 cat > $TMPC << EOF
5204 #include <virglrenderer.h>
5205 int main(void) { virgl_renderer_poll(); return 0; }
5206 EOF
5207 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5208 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5209 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5210 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5211 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5212 virglrenderer="yes"
5213 else
5214 if test "$virglrenderer" = "yes" ; then
5215 feature_not_found "virglrenderer"
5216 fi
5217 virglrenderer="no"
5218 fi
5219 fi
5220
5221 ##########################################
5222 # capstone
5223
5224 case "$capstone" in
5225 "" | yes)
5226 if $pkg_config capstone; then
5227 capstone=system
5228 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5229 capstone=git
5230 elif test -e "${source_path}/capstone/Makefile" ; then
5231 capstone=internal
5232 elif test -z "$capstone" ; then
5233 capstone=no
5234 else
5235 feature_not_found "capstone" "Install capstone devel or git submodule"
5236 fi
5237 ;;
5238
5239 system)
5240 if ! $pkg_config capstone; then
5241 feature_not_found "capstone" "Install capstone devel"
5242 fi
5243 ;;
5244 esac
5245
5246 case "$capstone" in
5247 git | internal)
5248 if test "$capstone" = git; then
5249 git_submodules="${git_submodules} capstone"
5250 fi
5251 mkdir -p capstone
5252 QEMU_CFLAGS="$QEMU_CFLAGS -I${source_path}/capstone/include"
5253 if test "$mingw32" = "yes"; then
5254 LIBCAPSTONE=capstone.lib
5255 else
5256 LIBCAPSTONE=libcapstone.a
5257 fi
5258 capstone_libs="-L$PWD/capstone -lcapstone"
5259 capstone_cflags="-I${source_path}/capstone/include"
5260 ;;
5261
5262 system)
5263 capstone_libs="$($pkg_config --libs capstone)"
5264 capstone_cflags="$($pkg_config --cflags capstone)"
5265 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5266 ;;
5267
5268 no)
5269 ;;
5270 *)
5271 error_exit "Unknown state for capstone: $capstone"
5272 ;;
5273 esac
5274
5275 ##########################################
5276 # check if we have fdatasync
5277
5278 fdatasync=no
5279 cat > $TMPC << EOF
5280 #include <unistd.h>
5281 int main(void) {
5282 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5283 return fdatasync(0);
5284 #else
5285 #error Not supported
5286 #endif
5287 }
5288 EOF
5289 if compile_prog "" "" ; then
5290 fdatasync=yes
5291 fi
5292
5293 ##########################################
5294 # check if we have madvise
5295
5296 madvise=no
5297 cat > $TMPC << EOF
5298 #include <sys/types.h>
5299 #include <sys/mman.h>
5300 #include <stddef.h>
5301 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5302 EOF
5303 if compile_prog "" "" ; then
5304 madvise=yes
5305 fi
5306
5307 ##########################################
5308 # check if we have posix_madvise
5309
5310 posix_madvise=no
5311 cat > $TMPC << EOF
5312 #include <sys/mman.h>
5313 #include <stddef.h>
5314 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5315 EOF
5316 if compile_prog "" "" ; then
5317 posix_madvise=yes
5318 fi
5319
5320 ##########################################
5321 # check if we have posix_memalign()
5322
5323 posix_memalign=no
5324 cat > $TMPC << EOF
5325 #include <stdlib.h>
5326 int main(void) {
5327 void *p;
5328 return posix_memalign(&p, 8, 8);
5329 }
5330 EOF
5331 if compile_prog "" "" ; then
5332 posix_memalign=yes
5333 fi
5334
5335 ##########################################
5336 # check if we have posix_syslog
5337
5338 posix_syslog=no
5339 cat > $TMPC << EOF
5340 #include <syslog.h>
5341 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5342 EOF
5343 if compile_prog "" "" ; then
5344 posix_syslog=yes
5345 fi
5346
5347 ##########################################
5348 # check if we have sem_timedwait
5349
5350 sem_timedwait=no
5351 cat > $TMPC << EOF
5352 #include <semaphore.h>
5353 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5354 EOF
5355 if compile_prog "" "" ; then
5356 sem_timedwait=yes
5357 fi
5358
5359 ##########################################
5360 # check if we have strchrnul
5361
5362 strchrnul=no
5363 cat > $TMPC << EOF
5364 #include <string.h>
5365 int main(void);
5366 // Use a haystack that the compiler shouldn't be able to constant fold
5367 char *haystack = (char*)&main;
5368 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5369 EOF
5370 if compile_prog "" "" ; then
5371 strchrnul=yes
5372 fi
5373
5374 #########################################
5375 # check if we have st_atim
5376
5377 st_atim=no
5378 cat > $TMPC << EOF
5379 #include <sys/stat.h>
5380 #include <stddef.h>
5381 int main(void) { return offsetof(struct stat, st_atim); }
5382 EOF
5383 if compile_prog "" "" ; then
5384 st_atim=yes
5385 fi
5386
5387 ##########################################
5388 # check if trace backend exists
5389
5390 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5391 if test "$?" -ne 0 ; then
5392 error_exit "invalid trace backends" \
5393 "Please choose supported trace backends."
5394 fi
5395
5396 ##########################################
5397 # For 'ust' backend, test if ust headers are present
5398 if have_backend "ust"; then
5399 cat > $TMPC << EOF
5400 #include <lttng/tracepoint.h>
5401 int main(void) { return 0; }
5402 EOF
5403 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5404 if $pkg_config lttng-ust --exists; then
5405 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5406 else
5407 lttng_ust_libs="-llttng-ust -ldl"
5408 fi
5409 if $pkg_config liburcu-bp --exists; then
5410 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5411 else
5412 urcu_bp_libs="-lurcu-bp"
5413 fi
5414
5415 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5416 else
5417 error_exit "Trace backend 'ust' missing lttng-ust header files"
5418 fi
5419 fi
5420
5421 ##########################################
5422 # For 'dtrace' backend, test if 'dtrace' command is present
5423 if have_backend "dtrace"; then
5424 if ! has 'dtrace' ; then
5425 error_exit "dtrace command is not found in PATH $PATH"
5426 fi
5427 trace_backend_stap="no"
5428 if has 'stap' ; then
5429 trace_backend_stap="yes"
5430 fi
5431 fi
5432
5433 ##########################################
5434 # check and set a backend for coroutine
5435
5436 # We prefer ucontext, but it's not always possible. The fallback
5437 # is sigcontext. On Windows the only valid backend is the Windows
5438 # specific one.
5439
5440 ucontext_works=no
5441 if test "$darwin" != "yes"; then
5442 cat > $TMPC << EOF
5443 #include <ucontext.h>
5444 #ifdef __stub_makecontext
5445 #error Ignoring glibc stub makecontext which will always fail
5446 #endif
5447 int main(void) { makecontext(0, 0, 0); return 0; }
5448 EOF
5449 if compile_prog "" "" ; then
5450 ucontext_works=yes
5451 fi
5452 fi
5453
5454 if test "$coroutine" = ""; then
5455 if test "$mingw32" = "yes"; then
5456 coroutine=win32
5457 elif test "$ucontext_works" = "yes"; then
5458 coroutine=ucontext
5459 else
5460 coroutine=sigaltstack
5461 fi
5462 else
5463 case $coroutine in
5464 windows)
5465 if test "$mingw32" != "yes"; then
5466 error_exit "'windows' coroutine backend only valid for Windows"
5467 fi
5468 # Unfortunately the user visible backend name doesn't match the
5469 # coroutine-*.c filename for this case, so we have to adjust it here.
5470 coroutine=win32
5471 ;;
5472 ucontext)
5473 if test "$ucontext_works" != "yes"; then
5474 feature_not_found "ucontext"
5475 fi
5476 ;;
5477 sigaltstack)
5478 if test "$mingw32" = "yes"; then
5479 error_exit "only the 'windows' coroutine backend is valid for Windows"
5480 fi
5481 ;;
5482 *)
5483 error_exit "unknown coroutine backend $coroutine"
5484 ;;
5485 esac
5486 fi
5487
5488 if test "$coroutine_pool" = ""; then
5489 coroutine_pool=yes
5490 fi
5491
5492 if test "$debug_stack_usage" = "yes"; then
5493 if test "$coroutine_pool" = "yes"; then
5494 echo "WARN: disabling coroutine pool for stack usage debugging"
5495 coroutine_pool=no
5496 fi
5497 fi
5498
5499 ##################################################
5500 # SafeStack
5501
5502
5503 if test "$safe_stack" = "yes"; then
5504 cat > $TMPC << EOF
5505 int main(int argc, char *argv[])
5506 {
5507 #if ! __has_feature(safe_stack)
5508 #error SafeStack Disabled
5509 #endif
5510 return 0;
5511 }
5512 EOF
5513 flag="-fsanitize=safe-stack"
5514 # Check that safe-stack is supported and enabled.
5515 if compile_prog "-Werror $flag" "$flag"; then
5516 # Flag needed both at compilation and at linking
5517 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5518 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5519 else
5520 error_exit "SafeStack not supported by your compiler"
5521 fi
5522 if test "$coroutine" != "ucontext"; then
5523 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5524 fi
5525 else
5526 cat > $TMPC << EOF
5527 int main(int argc, char *argv[])
5528 {
5529 #if defined(__has_feature)
5530 #if __has_feature(safe_stack)
5531 #error SafeStack Enabled
5532 #endif
5533 #endif
5534 return 0;
5535 }
5536 EOF
5537 if test "$safe_stack" = "no"; then
5538 # Make sure that safe-stack is disabled
5539 if ! compile_prog "-Werror" ""; then
5540 # SafeStack was already enabled, try to explicitly remove the feature
5541 flag="-fno-sanitize=safe-stack"
5542 if ! compile_prog "-Werror $flag" "$flag"; then
5543 error_exit "Configure cannot disable SafeStack"
5544 fi
5545 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
5546 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
5547 fi
5548 else # "$safe_stack" = ""
5549 # Set safe_stack to yes or no based on pre-existing flags
5550 if compile_prog "-Werror" ""; then
5551 safe_stack="no"
5552 else
5553 safe_stack="yes"
5554 if test "$coroutine" != "ucontext"; then
5555 error_exit "SafeStack is only supported by the coroutine backend ucontext"
5556 fi
5557 fi
5558 fi
5559 fi
5560
5561 ##########################################
5562 # check if we have open_by_handle_at
5563
5564 open_by_handle_at=no
5565 cat > $TMPC << EOF
5566 #include <fcntl.h>
5567 #if !defined(AT_EMPTY_PATH)
5568 # error missing definition
5569 #else
5570 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5571 #endif
5572 EOF
5573 if compile_prog "" "" ; then
5574 open_by_handle_at=yes
5575 fi
5576
5577 ########################################
5578 # check if we have linux/magic.h
5579
5580 linux_magic_h=no
5581 cat > $TMPC << EOF
5582 #include <linux/magic.h>
5583 int main(void) {
5584 return 0;
5585 }
5586 EOF
5587 if compile_prog "" "" ; then
5588 linux_magic_h=yes
5589 fi
5590
5591 ########################################
5592 # check if we have valgrind/valgrind.h
5593
5594 valgrind_h=no
5595 cat > $TMPC << EOF
5596 #include <valgrind/valgrind.h>
5597 int main(void) {
5598 return 0;
5599 }
5600 EOF
5601 if compile_prog "" "" ; then
5602 valgrind_h=yes
5603 fi
5604
5605 ########################################
5606 # check if environ is declared
5607
5608 has_environ=no
5609 cat > $TMPC << EOF
5610 #include <unistd.h>
5611 int main(void) {
5612 environ = 0;
5613 return 0;
5614 }
5615 EOF
5616 if compile_prog "" "" ; then
5617 has_environ=yes
5618 fi
5619
5620 ########################################
5621 # check if cpuid.h is usable.
5622
5623 cat > $TMPC << EOF
5624 #include <cpuid.h>
5625 int main(void) {
5626 unsigned a, b, c, d;
5627 int max = __get_cpuid_max(0, 0);
5628
5629 if (max >= 1) {
5630 __cpuid(1, a, b, c, d);
5631 }
5632
5633 if (max >= 7) {
5634 __cpuid_count(7, 0, a, b, c, d);
5635 }
5636
5637 return 0;
5638 }
5639 EOF
5640 if compile_prog "" "" ; then
5641 cpuid_h=yes
5642 fi
5643
5644 ##########################################
5645 # avx2 optimization requirement check
5646 #
5647 # There is no point enabling this if cpuid.h is not usable,
5648 # since we won't be able to select the new routines.
5649
5650 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5651 cat > $TMPC << EOF
5652 #pragma GCC push_options
5653 #pragma GCC target("avx2")
5654 #include <cpuid.h>
5655 #include <immintrin.h>
5656 static int bar(void *a) {
5657 __m256i x = *(__m256i *)a;
5658 return _mm256_testz_si256(x, x);
5659 }
5660 int main(int argc, char *argv[]) { return bar(argv[0]); }
5661 EOF
5662 if compile_object "" ; then
5663 avx2_opt="yes"
5664 else
5665 avx2_opt="no"
5666 fi
5667 fi
5668
5669 ##########################################
5670 # avx512f optimization requirement check
5671 #
5672 # There is no point enabling this if cpuid.h is not usable,
5673 # since we won't be able to select the new routines.
5674 # by default, it is turned off.
5675 # if user explicitly want to enable it, check environment
5676
5677 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5678 cat > $TMPC << EOF
5679 #pragma GCC push_options
5680 #pragma GCC target("avx512f")
5681 #include <cpuid.h>
5682 #include <immintrin.h>
5683 static int bar(void *a) {
5684 __m512i x = *(__m512i *)a;
5685 return _mm512_test_epi64_mask(x, x);
5686 }
5687 int main(int argc, char *argv[])
5688 {
5689 return bar(argv[0]);
5690 }
5691 EOF
5692 if ! compile_object "" ; then
5693 avx512f_opt="no"
5694 fi
5695 else
5696 avx512f_opt="no"
5697 fi
5698
5699 ########################################
5700 # check if __[u]int128_t is usable.
5701
5702 int128=no
5703 cat > $TMPC << EOF
5704 __int128_t a;
5705 __uint128_t b;
5706 int main (void) {
5707 a = a + b;
5708 b = a * b;
5709 a = a * a;
5710 return 0;
5711 }
5712 EOF
5713 if compile_prog "" "" ; then
5714 int128=yes
5715 fi
5716
5717 #########################################
5718 # See if 128-bit atomic operations are supported.
5719
5720 atomic128=no
5721 if test "$int128" = "yes"; then
5722 cat > $TMPC << EOF
5723 int main(void)
5724 {
5725 unsigned __int128 x = 0, y = 0;
5726 y = __atomic_load_16(&x, 0);
5727 __atomic_store_16(&x, y, 0);
5728 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5729 return 0;
5730 }
5731 EOF
5732 if compile_prog "" "" ; then
5733 atomic128=yes
5734 fi
5735 fi
5736
5737 cmpxchg128=no
5738 if test "$int128" = yes && test "$atomic128" = no; then
5739 cat > $TMPC << EOF
5740 int main(void)
5741 {
5742 unsigned __int128 x = 0, y = 0;
5743 __sync_val_compare_and_swap_16(&x, y, x);
5744 return 0;
5745 }
5746 EOF
5747 if compile_prog "" "" ; then
5748 cmpxchg128=yes
5749 fi
5750 fi
5751
5752 #########################################
5753 # See if 64-bit atomic operations are supported.
5754 # Note that without __atomic builtins, we can only
5755 # assume atomic loads/stores max at pointer size.
5756
5757 cat > $TMPC << EOF
5758 #include <stdint.h>
5759 int main(void)
5760 {
5761 uint64_t x = 0, y = 0;
5762 #ifdef __ATOMIC_RELAXED
5763 y = __atomic_load_8(&x, 0);
5764 __atomic_store_8(&x, y, 0);
5765 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5766 __atomic_exchange_8(&x, y, 0);
5767 __atomic_fetch_add_8(&x, y, 0);
5768 #else
5769 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5770 __sync_lock_test_and_set(&x, y);
5771 __sync_val_compare_and_swap(&x, y, 0);
5772 __sync_fetch_and_add(&x, y);
5773 #endif
5774 return 0;
5775 }
5776 EOF
5777 if compile_prog "" "" ; then
5778 atomic64=yes
5779 fi
5780
5781 #########################################
5782 # See if --dynamic-list is supported by the linker
5783 ld_dynamic_list="no"
5784 if test "$static" = "no" ; then
5785 cat > $TMPTXT <<EOF
5786 {
5787 foo;
5788 };
5789 EOF
5790
5791 cat > $TMPC <<EOF
5792 #include <stdio.h>
5793 void foo(void);
5794
5795 void foo(void)
5796 {
5797 printf("foo\n");
5798 }
5799
5800 int main(void)
5801 {
5802 foo();
5803 return 0;
5804 }
5805 EOF
5806
5807 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5808 ld_dynamic_list="yes"
5809 fi
5810 fi
5811
5812 #########################################
5813 # See if -exported_symbols_list is supported by the linker
5814
5815 ld_exported_symbols_list="no"
5816 if test "$static" = "no" ; then
5817 cat > $TMPTXT <<EOF
5818 _foo
5819 EOF
5820
5821 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5822 ld_exported_symbols_list="yes"
5823 fi
5824 fi
5825
5826 if test "$plugins" = "yes" &&
5827 test "$ld_dynamic_list" = "no" &&
5828 test "$ld_exported_symbols_list" = "no" ; then
5829 error_exit \
5830 "Plugin support requires dynamic linking and specifying a set of symbols " \
5831 "that are exported to plugins. Unfortunately your linker doesn't " \
5832 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5833 "for this purpose. You can't build with --static."
5834 fi
5835
5836 ########################################
5837 # See if __attribute__((alias)) is supported.
5838 # This false for Xcode 9, but has been remedied for Xcode 10.
5839 # Unfortunately, travis uses Xcode 9 by default.
5840
5841 attralias=no
5842 cat > $TMPC << EOF
5843 int x = 1;
5844 extern const int y __attribute__((alias("x")));
5845 int main(void) { return 0; }
5846 EOF
5847 if compile_prog "" "" ; then
5848 attralias=yes
5849 fi
5850
5851 ########################################
5852 # check if getauxval is available.
5853
5854 getauxval=no
5855 cat > $TMPC << EOF
5856 #include <sys/auxv.h>
5857 int main(void) {
5858 return getauxval(AT_HWCAP) == 0;
5859 }
5860 EOF
5861 if compile_prog "" "" ; then
5862 getauxval=yes
5863 fi
5864
5865 ########################################
5866 # check if ccache is interfering with
5867 # semantic analysis of macros
5868
5869 unset CCACHE_CPP2
5870 ccache_cpp2=no
5871 cat > $TMPC << EOF
5872 static const int Z = 1;
5873 #define fn() ({ Z; })
5874 #define TAUT(X) ((X) == Z)
5875 #define PAREN(X, Y) (X == Y)
5876 #define ID(X) (X)
5877 int main(int argc, char *argv[])
5878 {
5879 int x = 0, y = 0;
5880 x = ID(x);
5881 x = fn();
5882 fn();
5883 if (PAREN(x, y)) return 0;
5884 if (TAUT(Z)) return 0;
5885 return 0;
5886 }
5887 EOF
5888
5889 if ! compile_object "-Werror"; then
5890 ccache_cpp2=yes
5891 fi
5892
5893 #################################################
5894 # clang does not support glibc + FORTIFY_SOURCE.
5895
5896 if test "$fortify_source" != "no"; then
5897 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5898 fortify_source="no";
5899 elif test -n "$cxx" && has $cxx &&
5900 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5901 fortify_source="no";
5902 else
5903 fortify_source="yes"
5904 fi
5905 fi
5906
5907 ###############################################
5908 # Check if copy_file_range is provided by glibc
5909 have_copy_file_range=no
5910 cat > $TMPC << EOF
5911 #include <unistd.h>
5912 int main(void) {
5913 copy_file_range(0, NULL, 0, NULL, 0, 0);
5914 return 0;
5915 }
5916 EOF
5917 if compile_prog "" "" ; then
5918 have_copy_file_range=yes
5919 fi
5920
5921 ##########################################
5922 # check if struct fsxattr is available via linux/fs.h
5923
5924 have_fsxattr=no
5925 cat > $TMPC << EOF
5926 #include <linux/fs.h>
5927 struct fsxattr foo;
5928 int main(void) {
5929 return 0;
5930 }
5931 EOF
5932 if compile_prog "" "" ; then
5933 have_fsxattr=yes
5934 fi
5935
5936 ##########################################
5937 # check for usable membarrier system call
5938 if test "$membarrier" = "yes"; then
5939 have_membarrier=no
5940 if test "$mingw32" = "yes" ; then
5941 have_membarrier=yes
5942 elif test "$linux" = "yes" ; then
5943 cat > $TMPC << EOF
5944 #include <linux/membarrier.h>
5945 #include <sys/syscall.h>
5946 #include <unistd.h>
5947 #include <stdlib.h>
5948 int main(void) {
5949 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5950 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5951 exit(0);
5952 }
5953 EOF
5954 if compile_prog "" "" ; then
5955 have_membarrier=yes
5956 fi
5957 fi
5958 if test "$have_membarrier" = "no"; then
5959 feature_not_found "membarrier" "membarrier system call not available"
5960 fi
5961 else
5962 # Do not enable it by default even for Mingw32, because it doesn't
5963 # work on Wine.
5964 membarrier=no
5965 fi
5966
5967 ##########################################
5968 # check if rtnetlink.h exists and is useful
5969 have_rtnetlink=no
5970 cat > $TMPC << EOF
5971 #include <linux/rtnetlink.h>
5972 int main(void) {
5973 return IFLA_PROTO_DOWN;
5974 }
5975 EOF
5976 if compile_prog "" "" ; then
5977 have_rtnetlink=yes
5978 fi
5979
5980 ##########################################
5981 # check for usable AF_VSOCK environment
5982 have_af_vsock=no
5983 cat > $TMPC << EOF
5984 #include <errno.h>
5985 #include <sys/types.h>
5986 #include <sys/socket.h>
5987 #if !defined(AF_VSOCK)
5988 # error missing AF_VSOCK flag
5989 #endif
5990 #include <linux/vm_sockets.h>
5991 int main(void) {
5992 int sock, ret;
5993 struct sockaddr_vm svm;
5994 socklen_t len = sizeof(svm);
5995 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5996 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5997 if ((ret == -1) && (errno == ENOTCONN)) {
5998 return 0;
5999 }
6000 return -1;
6001 }
6002 EOF
6003 if compile_prog "" "" ; then
6004 have_af_vsock=yes
6005 fi
6006
6007 ##########################################
6008 # check for usable AF_ALG environment
6009 have_afalg=no
6010 cat > $TMPC << EOF
6011 #include <errno.h>
6012 #include <sys/types.h>
6013 #include <sys/socket.h>
6014 #include <linux/if_alg.h>
6015 int main(void) {
6016 int sock;
6017 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6018 return sock;
6019 }
6020 EOF
6021 if compile_prog "" "" ; then
6022 have_afalg=yes
6023 fi
6024 if test "$crypto_afalg" = "yes"
6025 then
6026 if test "$have_afalg" != "yes"
6027 then
6028 error_exit "AF_ALG requested but could not be detected"
6029 fi
6030 fi
6031
6032
6033 #################################################
6034 # Check to see if we have the Hypervisor framework
6035 if [ "$darwin" = "yes" ] ; then
6036 cat > $TMPC << EOF
6037 #include <Hypervisor/hv.h>
6038 int main() { return 0;}
6039 EOF
6040 if ! compile_object ""; then
6041 hvf='no'
6042 else
6043 hvf='yes'
6044 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6045 fi
6046 fi
6047
6048 ##########################################
6049 # check for sysmacros.h
6050
6051 have_sysmacros=no
6052 cat > $TMPC << EOF
6053 #include <sys/sysmacros.h>
6054 int main(void) {
6055 return makedev(0, 0);
6056 }
6057 EOF
6058 if compile_prog "" "" ; then
6059 have_sysmacros=yes
6060 fi
6061
6062 ##########################################
6063 # check for _Static_assert()
6064
6065 have_static_assert=no
6066 cat > $TMPC << EOF
6067 _Static_assert(1, "success");
6068 int main(void) {
6069 return 0;
6070 }
6071 EOF
6072 if compile_prog "" "" ; then
6073 have_static_assert=yes
6074 fi
6075
6076 ##########################################
6077 # check for utmpx.h, it is missing e.g. on OpenBSD
6078
6079 have_utmpx=no
6080 cat > $TMPC << EOF
6081 #include <utmpx.h>
6082 struct utmpx user_info;
6083 int main(void) {
6084 return 0;
6085 }
6086 EOF
6087 if compile_prog "" "" ; then
6088 have_utmpx=yes
6089 fi
6090
6091 ##########################################
6092 # check for getrandom()
6093
6094 have_getrandom=no
6095 cat > $TMPC << EOF
6096 #include <sys/random.h>
6097 int main(void) {
6098 return getrandom(0, 0, GRND_NONBLOCK);
6099 }
6100 EOF
6101 if compile_prog "" "" ; then
6102 have_getrandom=yes
6103 fi
6104
6105 ##########################################
6106 # checks for sanitizers
6107
6108 have_asan=no
6109 have_ubsan=no
6110 have_asan_iface_h=no
6111 have_asan_iface_fiber=no
6112
6113 if test "$sanitizers" = "yes" ; then
6114 write_c_skeleton
6115 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6116 have_asan=yes
6117 fi
6118
6119 # we could use a simple skeleton for flags checks, but this also
6120 # detect the static linking issue of ubsan, see also:
6121 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6122 cat > $TMPC << EOF
6123 #include <stdlib.h>
6124 int main(void) {
6125 void *tmp = malloc(10);
6126 if (tmp != NULL) {
6127 return *(int *)(tmp + 2);
6128 }
6129 return 1;
6130 }
6131 EOF
6132 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6133 have_ubsan=yes
6134 fi
6135
6136 if check_include "sanitizer/asan_interface.h" ; then
6137 have_asan_iface_h=yes
6138 fi
6139
6140 cat > $TMPC << EOF
6141 #include <sanitizer/asan_interface.h>
6142 int main(void) {
6143 __sanitizer_start_switch_fiber(0, 0, 0);
6144 return 0;
6145 }
6146 EOF
6147 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6148 have_asan_iface_fiber=yes
6149 fi
6150 fi
6151
6152 ##########################################
6153 # checks for fuzzer
6154 if test "$fuzzing" = "yes" ; then
6155 write_c_fuzzer_skeleton
6156 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=fuzzer" ""; then
6157 have_fuzzer=yes
6158 else
6159 error_exit "Your compiler doesn't support -fsanitize=fuzzer"
6160 exit 1
6161 fi
6162 fi
6163
6164 # Thread sanitizer is, for now, much noisier than the other sanitizers;
6165 # keep it separate until that is not the case.
6166 if test "$tsan" = "yes" && test "$sanitizers" = "yes"; then
6167 error_exit "TSAN is not supported with other sanitiziers."
6168 fi
6169 have_tsan=no
6170 have_tsan_iface_fiber=no
6171 if test "$tsan" = "yes" ; then
6172 write_c_skeleton
6173 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6174 have_tsan=yes
6175 fi
6176 cat > $TMPC << EOF
6177 #include <sanitizer/tsan_interface.h>
6178 int main(void) {
6179 __tsan_create_fiber(0);
6180 return 0;
6181 }
6182 EOF
6183 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=thread" "" ; then
6184 have_tsan_iface_fiber=yes
6185 fi
6186 fi
6187
6188 ##########################################
6189 # check for libpmem
6190
6191 if test "$libpmem" != "no"; then
6192 if $pkg_config --exists "libpmem"; then
6193 libpmem="yes"
6194 libpmem_libs=$($pkg_config --libs libpmem)
6195 libpmem_cflags=$($pkg_config --cflags libpmem)
6196 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6197 else
6198 if test "$libpmem" = "yes" ; then
6199 feature_not_found "libpmem" "Install nvml or pmdk"
6200 fi
6201 libpmem="no"
6202 fi
6203 fi
6204
6205 ##########################################
6206 # check for libdaxctl
6207
6208 if test "$libdaxctl" != "no"; then
6209 if $pkg_config --atleast-version=57 "libdaxctl"; then
6210 libdaxctl="yes"
6211 libdaxctl_libs=$($pkg_config --libs libdaxctl)
6212 libdaxctl_cflags=$($pkg_config --cflags libdaxctl)
6213 QEMU_CFLAGS="$QEMU_CFLAGS $libdaxctl_cflags"
6214 else
6215 if test "$libdaxctl" = "yes" ; then
6216 feature_not_found "libdaxctl" "Install libdaxctl"
6217 fi
6218 libdaxctl="no"
6219 fi
6220 fi
6221
6222 ##########################################
6223 # check for slirp
6224
6225 # slirp is only required when building softmmu targets
6226 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6227 slirp="no"
6228 fi
6229
6230 case "$slirp" in
6231 "" | yes)
6232 if $pkg_config slirp; then
6233 slirp=system
6234 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6235 slirp=git
6236 elif test -e "${source_path}/slirp/Makefile" ; then
6237 slirp=internal
6238 elif test -z "$slirp" ; then
6239 slirp=no
6240 else
6241 feature_not_found "slirp" "Install slirp devel or git submodule"
6242 fi
6243 ;;
6244
6245 system)
6246 if ! $pkg_config slirp; then
6247 feature_not_found "slirp" "Install slirp devel"
6248 fi
6249 ;;
6250 esac
6251
6252 case "$slirp" in
6253 git | internal)
6254 if test "$slirp" = git; then
6255 git_submodules="${git_submodules} slirp"
6256 fi
6257 mkdir -p slirp
6258 slirp_cflags="-I${source_path}/slirp/src -I$PWD/slirp/src"
6259 slirp_libs="-L$PWD/slirp -lslirp"
6260 if test "$mingw32" = "yes" ; then
6261 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6262 fi
6263 ;;
6264
6265 system)
6266 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6267 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6268 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6269 ;;
6270
6271 no)
6272 ;;
6273 *)
6274 error_exit "Unknown state for slirp: $slirp"
6275 ;;
6276 esac
6277
6278 ##########################################
6279 # check for usable __NR_keyctl syscall
6280
6281 if test "$linux" = "yes" ; then
6282
6283 have_keyring=no
6284 cat > $TMPC << EOF
6285 #include <errno.h>
6286 #include <asm/unistd.h>
6287 #include <linux/keyctl.h>
6288 #include <unistd.h>
6289 int main(void) {
6290 return syscall(__NR_keyctl, KEYCTL_READ, 0, NULL, NULL, 0);
6291 }
6292 EOF
6293 if compile_prog "" "" ; then
6294 have_keyring=yes
6295 fi
6296 fi
6297 if test "$secret_keyring" != "no"
6298 then
6299 if test "$have_keyring" = "yes"
6300 then
6301 secret_keyring=yes
6302 else
6303 if test "$secret_keyring" = "yes"
6304 then
6305 error_exit "syscall __NR_keyctl requested, \
6306 but not implemented on your system"
6307 else
6308 secret_keyring=no
6309 fi
6310 fi
6311 fi
6312
6313 ##########################################
6314 # check for usable keyutils.h
6315
6316 if test "$linux" = "yes" ; then
6317
6318 have_keyutils=no
6319 cat > $TMPC << EOF
6320 #include <errno.h>
6321 #include <asm/unistd.h>
6322 #include <unistd.h>
6323 #include <sys/types.h>
6324 #include <keyutils.h>
6325 int main(void) {
6326 return request_key("user", NULL, NULL, 0);
6327 }
6328 EOF
6329 if compile_prog "" "-lkeyutils"; then
6330 have_keyutils=yes
6331 fi
6332 fi
6333
6334
6335 ##########################################
6336 # End of CC checks
6337 # After here, no more $cc or $ld runs
6338
6339 write_c_skeleton
6340
6341 if test "$gcov" = "yes" ; then
6342 :
6343 elif test "$fortify_source" = "yes" ; then
6344 QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
6345 debug=no
6346 fi
6347 if test "$debug_info" = "yes"; then
6348 CFLAGS="-g $CFLAGS"
6349 LDFLAGS="-g $LDFLAGS"
6350 fi
6351 if test "$debug" = "no"; then
6352 CFLAGS="-O2 $CFLAGS"
6353 fi
6354
6355 case "$ARCH" in
6356 alpha)
6357 # Ensure there's only a single GP
6358 QEMU_CFLAGS="-msmall-data $QEMU_CFLAGS"
6359 ;;
6360 esac
6361
6362 if test "$gprof" = "yes" ; then
6363 QEMU_CFLAGS="-p $QEMU_CFLAGS"
6364 QEMU_LDFLAGS="-p $QEMU_LDFLAGS"
6365 fi
6366
6367 if test "$have_asan" = "yes"; then
6368 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6369 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6370 if test "$have_asan_iface_h" = "no" ; then
6371 echo "ASAN build enabled, but ASAN header missing." \
6372 "Without code annotation, the report may be inferior."
6373 elif test "$have_asan_iface_fiber" = "no" ; then
6374 echo "ASAN build enabled, but ASAN header is too old." \
6375 "Without code annotation, the report may be inferior."
6376 fi
6377 fi
6378 if test "$have_tsan" = "yes" ; then
6379 if test "$have_tsan_iface_fiber" = "yes" ; then
6380 QEMU_CFLAGS="-fsanitize=thread $QEMU_CFLAGS"
6381 QEMU_LDFLAGS="-fsanitize=thread $QEMU_LDFLAGS"
6382 else
6383 error_exit "Cannot enable TSAN due to missing fiber annotation interface."
6384 fi
6385 elif test "$tsan" = "yes" ; then
6386 error_exit "Cannot enable TSAN due to missing sanitize thread interface."
6387 fi
6388 if test "$have_ubsan" = "yes"; then
6389 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6390 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6391 fi
6392
6393 ##########################################
6394 # Do we have libnfs
6395 if test "$libnfs" != "no" ; then
6396 if $pkg_config --atleast-version=1.9.3 libnfs; then
6397 libnfs="yes"
6398 libnfs_libs=$($pkg_config --libs libnfs)
6399 else
6400 if test "$libnfs" = "yes" ; then
6401 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6402 fi
6403 libnfs="no"
6404 fi
6405 fi
6406
6407 ##########################################
6408 # Do we have libudev
6409 if test "$libudev" != "no" ; then
6410 if $pkg_config libudev && test "$static" != "yes"; then
6411 libudev="yes"
6412 libudev_libs=$($pkg_config --libs libudev)
6413 else
6414 libudev="no"
6415 fi
6416 fi
6417
6418 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6419 if test "$werror" = "yes"; then
6420 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6421 fi
6422
6423 # Exclude --warn-common with TSan to suppress warnings from the TSan libraries.
6424 if test "$solaris" = "no" && test "$tsan" = "no"; then
6425 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6426 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6427 fi
6428 fi
6429
6430 # test if pod2man has --utf8 option
6431 if pod2man --help | grep -q utf8; then
6432 POD2MAN="pod2man --utf8"
6433 else
6434 POD2MAN="pod2man"
6435 fi
6436
6437 # Use ASLR, no-SEH and DEP if available
6438 if test "$mingw32" = "yes" ; then
6439 for flag in --dynamicbase --no-seh --nxcompat; do
6440 if ld_has $flag ; then
6441 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6442 fi
6443 done
6444 fi
6445
6446 # Disable OpenBSD W^X if available
6447 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6448 cat > $TMPC <<EOF
6449 int main(void) { return 0; }
6450 EOF
6451 wx_ldflags="-Wl,-z,wxneeded"
6452 if compile_prog "" "$wx_ldflags"; then
6453 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6454 fi
6455 fi
6456
6457 qemu_confdir=$sysconfdir$confsuffix
6458 qemu_moddir=$libdir$confsuffix
6459 qemu_datadir=$datadir$confsuffix
6460 qemu_localedir="$datadir/locale"
6461 qemu_icondir="$datadir/icons"
6462 qemu_desktopdir="$datadir/applications"
6463
6464 # We can only support ivshmem if we have eventfd
6465 if [ "$eventfd" = "yes" ]; then
6466 ivshmem=yes
6467 fi
6468
6469 if test "$softmmu" = yes ; then
6470 if test "$linux" = yes; then
6471 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6472 virtfs=yes
6473 else
6474 if test "$virtfs" = yes; then
6475 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6476 fi
6477 virtfs=no
6478 fi
6479 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6480 mpath=yes
6481 else
6482 if test "$mpath" = yes; then
6483 error_exit "Multipath requires libmpathpersist devel"
6484 fi
6485 mpath=no
6486 fi
6487 else
6488 if test "$virtfs" = yes; then
6489 error_exit "VirtFS is supported only on Linux"
6490 fi
6491 virtfs=no
6492 if test "$mpath" = yes; then
6493 error_exit "Multipath is supported only on Linux"
6494 fi
6495 mpath=no
6496 fi
6497 fi
6498
6499 # Probe for guest agent support/options
6500
6501 if [ "$guest_agent" != "no" ]; then
6502 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6503 guest_agent=no
6504 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6505 guest_agent=yes
6506 elif [ "$guest_agent" != yes ]; then
6507 guest_agent=no
6508 else
6509 error_exit "Guest agent is not supported on this platform"
6510 fi
6511 fi
6512
6513 # Guest agent Window MSI package
6514
6515 if test "$guest_agent" != yes; then
6516 if test "$guest_agent_msi" = yes; then
6517 error_exit "MSI guest agent package requires guest agent enabled"
6518 fi
6519 guest_agent_msi=no
6520 elif test "$mingw32" != "yes"; then
6521 if test "$guest_agent_msi" = "yes"; then
6522 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6523 fi
6524 guest_agent_msi=no
6525 elif ! has wixl; then
6526 if test "$guest_agent_msi" = "yes"; then
6527 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6528 fi
6529 guest_agent_msi=no
6530 else
6531 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6532 # disabled explicitly
6533 if test "$guest_agent_msi" != "no"; then
6534 guest_agent_msi=yes
6535 fi
6536 fi
6537
6538 if test "$guest_agent_msi" = "yes"; then
6539 if test "$guest_agent_with_vss" = "yes"; then
6540 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6541 fi
6542
6543 if test "$QEMU_GA_MANUFACTURER" = ""; then
6544 QEMU_GA_MANUFACTURER=QEMU
6545 fi
6546
6547 if test "$QEMU_GA_DISTRO" = ""; then
6548 QEMU_GA_DISTRO=Linux
6549 fi
6550
6551 if test "$QEMU_GA_VERSION" = ""; then
6552 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6553 fi
6554
6555 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6556
6557 case "$cpu" in
6558 x86_64)
6559 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6560 ;;
6561 i386)
6562 QEMU_GA_MSI_ARCH="-D Arch=32"
6563 ;;
6564 *)
6565 error_exit "CPU $cpu not supported for building installation package"
6566 ;;
6567 esac
6568 fi
6569
6570 # Mac OS X ships with a broken assembler
6571 roms=
6572 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6573 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6574 test "$softmmu" = yes ; then
6575 # Different host OS linkers have different ideas about the name of the ELF
6576 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6577 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6578 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6579 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6580 ld_i386_emulation="$emu"
6581 roms="optionrom"
6582 break
6583 fi
6584 done
6585 fi
6586
6587 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6588 if test "$cpu" = "s390x" ; then
6589 write_c_skeleton
6590 if compile_prog "-march=z900" ""; then
6591 roms="$roms s390-ccw"
6592 # SLOF is required for building the s390-ccw firmware on s390x,
6593 # since it is using the libnet code from SLOF for network booting.
6594 if test -e "${source_path}/.git" ; then
6595 git_submodules="${git_submodules} roms/SLOF"
6596 fi
6597 fi
6598 fi
6599
6600 # Check that the C++ compiler exists and works with the C compiler.
6601 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6602 if has $cxx; then
6603 cat > $TMPC <<EOF
6604 int c_function(void);
6605 int main(void) { return c_function(); }
6606 EOF
6607
6608 compile_object
6609
6610 cat > $TMPCXX <<EOF
6611 extern "C" {
6612 int c_function(void);
6613 }
6614 int c_function(void) { return 42; }
6615 EOF
6616
6617 update_cxxflags
6618
6619 if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6620 # C++ compiler $cxx works ok with C compiler $cc
6621 :
6622 else
6623 echo "C++ compiler $cxx does not work with C compiler $cc"
6624 echo "Disabling C++ specific optional code"
6625 cxx=
6626 fi
6627 else
6628 echo "No C++ compiler available; disabling C++ specific optional code"
6629 cxx=
6630 fi
6631
6632 echo_version() {
6633 if test "$1" = "yes" ; then
6634 echo "($2)"
6635 fi
6636 }
6637
6638 # prepend ftd flags after all config tests are done
6639 QEMU_CFLAGS="$fdt_cflags $QEMU_CFLAGS"
6640 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6641
6642 config_host_mak="config-host.mak"
6643
6644 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6645
6646 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6647 echo >> $config_host_mak
6648
6649 echo all: >> $config_host_mak
6650 echo "prefix=$prefix" >> $config_host_mak
6651 echo "bindir=$bindir" >> $config_host_mak
6652 echo "libdir=$libdir" >> $config_host_mak
6653 echo "libexecdir=$libexecdir" >> $config_host_mak
6654 echo "includedir=$includedir" >> $config_host_mak
6655 echo "mandir=$mandir" >> $config_host_mak
6656 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6657 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6658 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6659 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6660 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6661 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6662 if test "$mingw32" = "no" ; then
6663 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6664 fi
6665 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6666 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6667 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6668 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6669 echo "GIT=$git" >> $config_host_mak
6670 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6671 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6672
6673 echo "ARCH=$ARCH" >> $config_host_mak
6674
6675 if test "$default_devices" = "yes" ; then
6676 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6677 else
6678 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6679 fi
6680 if test "$debug_tcg" = "yes" ; then
6681 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6682 fi
6683 if test "$strip_opt" = "yes" ; then
6684 echo "STRIP=${strip}" >> $config_host_mak
6685 fi
6686 if test "$bigendian" = "yes" ; then
6687 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6688 fi
6689 if test "$mingw32" = "yes" ; then
6690 echo "CONFIG_WIN32=y" >> $config_host_mak
6691 rc_version=$(cat $source_path/VERSION)
6692 version_major=${rc_version%%.*}
6693 rc_version=${rc_version#*.}
6694 version_minor=${rc_version%%.*}
6695 rc_version=${rc_version#*.}
6696 version_subminor=${rc_version%%.*}
6697 version_micro=0
6698 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6699 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6700 if test "$guest_agent_with_vss" = "yes" ; then
6701 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6702 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6703 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6704 fi
6705 if test "$guest_agent_ntddscsi" = "yes" ; then
6706 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6707 fi
6708 if test "$guest_agent_msi" = "yes"; then
6709 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6710 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6711 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6712 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6713 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6714 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6715 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6716 fi
6717 else
6718 echo "CONFIG_POSIX=y" >> $config_host_mak
6719 fi
6720
6721 if test "$linux" = "yes" ; then
6722 echo "CONFIG_LINUX=y" >> $config_host_mak
6723 fi
6724
6725 if test "$darwin" = "yes" ; then
6726 echo "CONFIG_DARWIN=y" >> $config_host_mak
6727 fi
6728
6729 if test "$solaris" = "yes" ; then
6730 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6731 fi
6732 if test "$haiku" = "yes" ; then
6733 echo "CONFIG_HAIKU=y" >> $config_host_mak
6734 fi
6735 if test "$static" = "yes" ; then
6736 echo "CONFIG_STATIC=y" >> $config_host_mak
6737 fi
6738 if test "$profiler" = "yes" ; then
6739 echo "CONFIG_PROFILER=y" >> $config_host_mak
6740 fi
6741 if test "$want_tools" = "yes" ; then
6742 echo "CONFIG_TOOLS=y" >> $config_host_mak
6743 fi
6744 if test "$guest_agent" = "yes" ; then
6745 echo "CONFIG_GUEST_AGENT=y" >> $config_host_mak
6746 fi
6747 if test "$slirp" != "no"; then
6748 echo "CONFIG_SLIRP=y" >> $config_host_mak
6749 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6750 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6751 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6752 fi
6753 subdirs=
6754 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6755 subdirs="$subdirs slirp"
6756 fi
6757 if test "$vde" = "yes" ; then
6758 echo "CONFIG_VDE=y" >> $config_host_mak
6759 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6760 fi
6761 if test "$netmap" = "yes" ; then
6762 echo "CONFIG_NETMAP=y" >> $config_host_mak
6763 fi
6764 if test "$l2tpv3" = "yes" ; then
6765 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6766 fi
6767 if test "$gprof" = "yes" ; then
6768 echo "CONFIG_GPROF=y" >> $config_host_mak
6769 fi
6770 if test "$cap_ng" = "yes" ; then
6771 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6772 echo "LIBCAP_NG_LIBS=$cap_libs" >> $config_host_mak
6773 fi
6774 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6775 for drv in $audio_drv_list; do
6776 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6777 echo "$def=y" >> $config_host_mak
6778 done
6779 if test "$alsa" = "yes" ; then
6780 echo "CONFIG_ALSA=y" >> $config_host_mak
6781 fi
6782 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6783 echo "ALSA_CFLAGS=$alsa_cflags" >> $config_host_mak
6784 if test "$libpulse" = "yes" ; then
6785 echo "CONFIG_LIBPULSE=y" >> $config_host_mak
6786 fi
6787 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6788 echo "PULSE_CFLAGS=$pulse_cflags" >> $config_host_mak
6789 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6790 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6791 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6792 if test "$libjack" = "yes" ; then
6793 echo "CONFIG_LIBJACK=y" >> $config_host_mak
6794 fi
6795 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6796 if test "$audio_win_int" = "yes" ; then
6797 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6798 fi
6799 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6800 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6801 if test "$xfs" = "yes" ; then
6802 echo "CONFIG_XFS=y" >> $config_host_mak
6803 fi
6804 qemu_version=$(head $source_path/VERSION)
6805 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6806 echo "SRC_PATH=$source_path" >> $config_host_mak
6807 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6808 if [ "$docs" = "yes" ] ; then
6809 echo "BUILD_DOCS=yes" >> $config_host_mak
6810 fi
6811 if test "$modules" = "yes"; then
6812 # $shacmd can generate a hash started with digit, which the compiler doesn't
6813 # like as an symbol. So prefix it with an underscore
6814 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6815 echo "CONFIG_MODULES=y" >> $config_host_mak
6816 fi
6817 if test "$module_upgrades" = "yes"; then
6818 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6819 fi
6820 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6821 echo "CONFIG_X11=y" >> $config_host_mak
6822 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6823 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6824 fi
6825 if test "$cocoa" = "yes" ; then
6826 echo "CONFIG_COCOA=y" >> $config_host_mak
6827 fi
6828 if test "$iconv" = "yes" ; then
6829 echo "CONFIG_ICONV=y" >> $config_host_mak
6830 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6831 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6832 fi
6833 if test "$curses" = "yes" ; then
6834 echo "CONFIG_CURSES=y" >> $config_host_mak
6835 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6836 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6837 fi
6838 if test "$pipe2" = "yes" ; then
6839 echo "CONFIG_PIPE2=y" >> $config_host_mak
6840 fi
6841 if test "$accept4" = "yes" ; then
6842 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6843 fi
6844 if test "$splice" = "yes" ; then
6845 echo "CONFIG_SPLICE=y" >> $config_host_mak
6846 fi
6847 if test "$eventfd" = "yes" ; then
6848 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6849 fi
6850 if test "$memfd" = "yes" ; then
6851 echo "CONFIG_MEMFD=y" >> $config_host_mak
6852 fi
6853 if test "$have_usbfs" = "yes" ; then
6854 echo "CONFIG_USBFS=y" >> $config_host_mak
6855 fi
6856 if test "$fallocate" = "yes" ; then
6857 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6858 fi
6859 if test "$fallocate_punch_hole" = "yes" ; then
6860 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6861 fi
6862 if test "$fallocate_zero_range" = "yes" ; then
6863 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6864 fi
6865 if test "$posix_fallocate" = "yes" ; then
6866 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6867 fi
6868 if test "$sync_file_range" = "yes" ; then
6869 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6870 fi
6871 if test "$fiemap" = "yes" ; then
6872 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6873 fi
6874 if test "$dup3" = "yes" ; then
6875 echo "CONFIG_DUP3=y" >> $config_host_mak
6876 fi
6877 if test "$ppoll" = "yes" ; then
6878 echo "CONFIG_PPOLL=y" >> $config_host_mak
6879 fi
6880 if test "$prctl_pr_set_timerslack" = "yes" ; then
6881 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6882 fi
6883 if test "$epoll" = "yes" ; then
6884 echo "CONFIG_EPOLL=y" >> $config_host_mak
6885 fi
6886 if test "$epoll_create1" = "yes" ; then
6887 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6888 fi
6889 if test "$sendfile" = "yes" ; then
6890 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6891 fi
6892 if test "$timerfd" = "yes" ; then
6893 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6894 fi
6895 if test "$setns" = "yes" ; then
6896 echo "CONFIG_SETNS=y" >> $config_host_mak
6897 fi
6898 if test "$clock_adjtime" = "yes" ; then
6899 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6900 fi
6901 if test "$syncfs" = "yes" ; then
6902 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6903 fi
6904 if test "$kcov" = "yes" ; then
6905 echo "CONFIG_KCOV=y" >> $config_host_mak
6906 fi
6907 if test "$inotify" = "yes" ; then
6908 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6909 fi
6910 if test "$inotify1" = "yes" ; then
6911 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6912 fi
6913 if test "$sem_timedwait" = "yes" ; then
6914 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6915 fi
6916 if test "$strchrnul" = "yes" ; then
6917 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
6918 fi
6919 if test "$st_atim" = "yes" ; then
6920 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
6921 fi
6922 if test "$byteswap_h" = "yes" ; then
6923 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6924 fi
6925 if test "$bswap_h" = "yes" ; then
6926 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6927 fi
6928 if test "$curl" = "yes" ; then
6929 echo "CONFIG_CURL=y" >> $config_host_mak
6930 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6931 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6932 fi
6933 if test "$brlapi" = "yes" ; then
6934 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6935 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6936 fi
6937 if test "$gtk" = "yes" ; then
6938 echo "CONFIG_GTK=y" >> $config_host_mak
6939 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6940 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6941 if test "$gtk_gl" = "yes" ; then
6942 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6943 fi
6944 fi
6945 if test "$gio" = "yes" ; then
6946 echo "CONFIG_GIO=y" >> $config_host_mak
6947 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
6948 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
6949 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
6950 fi
6951 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6952 if test "$gnutls" = "yes" ; then
6953 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6954 echo "GNUTLS_CFLAGS=$gnutls_cflags" >> $config_host_mak
6955 echo "GNUTLS_LIBS=$gnutls_libs" >> $config_host_mak
6956 fi
6957 if test "$gcrypt" = "yes" ; then
6958 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6959 if test "$gcrypt_hmac" = "yes" ; then
6960 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6961 fi
6962 fi
6963 if test "$nettle" = "yes" ; then
6964 echo "CONFIG_NETTLE=y" >> $config_host_mak
6965 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6966 echo "NETTLE_CFLAGS=$nettle_cflags" >> $config_host_mak
6967 echo "NETTLE_LIBS=$nettle_libs" >> $config_host_mak
6968 fi
6969 if test "$qemu_private_xts" = "yes" ; then
6970 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
6971 fi
6972 if test "$tasn1" = "yes" ; then
6973 echo "CONFIG_TASN1=y" >> $config_host_mak
6974 fi
6975 if test "$auth_pam" = "yes" ; then
6976 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
6977 fi
6978 if test "$have_ifaddrs_h" = "yes" ; then
6979 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6980 fi
6981 if test "$have_drm_h" = "yes" ; then
6982 echo "HAVE_DRM_H=y" >> $config_host_mak
6983 fi
6984 if test "$have_broken_size_max" = "yes" ; then
6985 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6986 fi
6987 if test "$have_openpty" = "yes" ; then
6988 echo "HAVE_OPENPTY=y" >> $config_host_mak
6989 fi
6990 if test "$have_sys_signal_h" = "yes" ; then
6991 echo "HAVE_SYS_SIGNAL_H=y" >> $config_host_mak
6992 fi
6993
6994 # Work around a system header bug with some kernel/XFS header
6995 # versions where they both try to define 'struct fsxattr':
6996 # xfs headers will not try to redefine structs from linux headers
6997 # if this macro is set.
6998 if test "$have_fsxattr" = "yes" ; then
6999 echo "HAVE_FSXATTR=y" >> $config_host_mak
7000 fi
7001 if test "$have_copy_file_range" = "yes" ; then
7002 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7003 fi
7004 if test "$vte" = "yes" ; then
7005 echo "CONFIG_VTE=y" >> $config_host_mak
7006 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7007 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7008 fi
7009 if test "$virglrenderer" = "yes" ; then
7010 echo "CONFIG_VIRGL=y" >> $config_host_mak
7011 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7012 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7013 fi
7014 if test "$xen" = "yes" ; then
7015 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7016 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7017 echo "XEN_CFLAGS=$xen_cflags" >> $config_host_mak
7018 echo "XEN_LIBS=$xen_libs" >> $config_host_mak
7019 fi
7020 if test "$linux_aio" = "yes" ; then
7021 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7022 fi
7023 if test "$linux_io_uring" = "yes" ; then
7024 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7025 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7026 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7027 fi
7028 if test "$attr" = "yes" ; then
7029 echo "CONFIG_ATTR=y" >> $config_host_mak
7030 echo "LIBATTR_LIBS=$libattr_libs" >> $config_host_mak
7031 fi
7032 if test "$libattr" = "yes" ; then
7033 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7034 fi
7035 if test "$virtfs" = "yes" ; then
7036 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7037 fi
7038 if test "$mpath" = "yes" ; then
7039 echo "CONFIG_MPATH=y" >> $config_host_mak
7040 if test "$mpathpersist_new_api" = "yes"; then
7041 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7042 fi
7043 fi
7044 if test "$vhost_scsi" = "yes" ; then
7045 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7046 fi
7047 if test "$vhost_net" = "yes" ; then
7048 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7049 fi
7050 if test "$vhost_net_user" = "yes" ; then
7051 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7052 fi
7053 if test "$vhost_net_vdpa" = "yes" ; then
7054 echo "CONFIG_VHOST_NET_VDPA=y" >> $config_host_mak
7055 fi
7056 if test "$vhost_crypto" = "yes" ; then
7057 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7058 fi
7059 if test "$vhost_vsock" = "yes" ; then
7060 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7061 if test "$vhost_user" = "yes" ; then
7062 echo "CONFIG_VHOST_USER_VSOCK=y" >> $config_host_mak
7063 fi
7064 fi
7065 if test "$vhost_kernel" = "yes" ; then
7066 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7067 fi
7068 if test "$vhost_user" = "yes" ; then
7069 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7070 fi
7071 if test "$vhost_vdpa" = "yes" ; then
7072 echo "CONFIG_VHOST_VDPA=y" >> $config_host_mak
7073 fi
7074 if test "$vhost_user_fs" = "yes" ; then
7075 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7076 fi
7077 if test "$blobs" = "yes" ; then
7078 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7079 fi
7080 if test "$iovec" = "yes" ; then
7081 echo "CONFIG_IOVEC=y" >> $config_host_mak
7082 fi
7083 if test "$preadv" = "yes" ; then
7084 echo "CONFIG_PREADV=y" >> $config_host_mak
7085 fi
7086 if test "$fdt" != "no" ; then
7087 echo "CONFIG_FDT=y" >> $config_host_mak
7088 echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
7089 echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
7090 fi
7091 if test "$membarrier" = "yes" ; then
7092 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7093 fi
7094 if test "$signalfd" = "yes" ; then
7095 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7096 fi
7097 if test "$optreset" = "yes" ; then
7098 echo "HAVE_OPTRESET=y" >> $config_host_mak
7099 fi
7100 if test "$tcg" = "yes"; then
7101 echo "CONFIG_TCG=y" >> $config_host_mak
7102 if test "$tcg_interpreter" = "yes" ; then
7103 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7104 fi
7105 fi
7106 if test "$fdatasync" = "yes" ; then
7107 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7108 fi
7109 if test "$madvise" = "yes" ; then
7110 echo "CONFIG_MADVISE=y" >> $config_host_mak
7111 fi
7112 if test "$posix_madvise" = "yes" ; then
7113 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7114 fi
7115 if test "$posix_memalign" = "yes" ; then
7116 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7117 fi
7118 if test "$zlib" != "no" ; then
7119 echo "CONFIG_ZLIB=y" >> $config_host_mak
7120 echo "ZLIB_CFLAGS=$zlib_cflags" >> $config_host_mak
7121 echo "ZLIB_LIBS=$zlib_libs" >> $config_host_mak
7122 fi
7123 if test "$spice" = "yes" ; then
7124 echo "CONFIG_SPICE=y" >> $config_host_mak
7125 echo "SPICE_CFLAGS=$spice_cflags" >> $config_host_mak
7126 echo "SPICE_LIBS=$spice_libs" >> $config_host_mak
7127 fi
7128
7129 if test "$smartcard" = "yes" ; then
7130 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7131 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7132 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7133 fi
7134
7135 if test "$libusb" = "yes" ; then
7136 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7137 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7138 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7139 fi
7140
7141 if test "$usb_redir" = "yes" ; then
7142 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7143 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7144 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7145 fi
7146
7147 if test "$opengl" = "yes" ; then
7148 echo "CONFIG_OPENGL=y" >> $config_host_mak
7149 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7150 if test "$opengl_dmabuf" = "yes" ; then
7151 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7152 fi
7153 fi
7154
7155 if test "$gbm" = "yes" ; then
7156 echo "CONFIG_GBM=y" >> $config_host_mak
7157 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7158 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7159 fi
7160
7161
7162 if test "$malloc_trim" = "yes" ; then
7163 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7164 fi
7165
7166 if test "$avx2_opt" = "yes" ; then
7167 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7168 fi
7169
7170 if test "$avx512f_opt" = "yes" ; then
7171 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7172 fi
7173
7174 if test "$lzo" = "yes" ; then
7175 echo "CONFIG_LZO=y" >> $config_host_mak
7176 echo "LZO_LIBS=$lzo_libs" >> $config_host_mak
7177 fi
7178
7179 if test "$snappy" = "yes" ; then
7180 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7181 echo "SNAPPY_LIBS=$snappy_libs" >> $config_host_mak
7182 fi
7183
7184 if test "$bzip2" = "yes" ; then
7185 echo "CONFIG_BZIP2=y" >> $config_host_mak
7186 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7187 fi
7188
7189 if test "$lzfse" = "yes" ; then
7190 echo "CONFIG_LZFSE=y" >> $config_host_mak
7191 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7192 fi
7193
7194 if test "$zstd" = "yes" ; then
7195 echo "CONFIG_ZSTD=y" >> $config_host_mak
7196 echo "ZSTD_CFLAGS=$zstd_cflags" >> $config_host_mak
7197 echo "ZSTD_LIBS=$zstd_libs" >> $config_host_mak
7198 fi
7199
7200 if test "$libiscsi" = "yes" ; then
7201 echo "CONFIG_LIBISCSI=y" >> $config_host_mak
7202 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7203 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7204 fi
7205
7206 if test "$libnfs" = "yes" ; then
7207 echo "CONFIG_LIBNFS=y" >> $config_host_mak
7208 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7209 fi
7210
7211 if test "$seccomp" = "yes"; then
7212 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7213 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7214 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7215 fi
7216
7217 # XXX: suppress that
7218 if [ "$bsd" = "yes" ] ; then
7219 echo "CONFIG_BSD=y" >> $config_host_mak
7220 fi
7221
7222 if test "$localtime_r" = "yes" ; then
7223 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7224 fi
7225 if test "$qom_cast_debug" = "yes" ; then
7226 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7227 fi
7228 if test "$rbd" = "yes" ; then
7229 echo "CONFIG_RBD=y" >> $config_host_mak
7230 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7231 fi
7232
7233 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7234 if test "$coroutine_pool" = "yes" ; then
7235 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7236 else
7237 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7238 fi
7239
7240 if test "$debug_stack_usage" = "yes" ; then
7241 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7242 fi
7243
7244 if test "$crypto_afalg" = "yes" ; then
7245 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7246 fi
7247
7248 if test "$open_by_handle_at" = "yes" ; then
7249 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7250 fi
7251
7252 if test "$linux_magic_h" = "yes" ; then
7253 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7254 fi
7255
7256 if test "$valgrind_h" = "yes" ; then
7257 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7258 fi
7259
7260 if test "$have_asan_iface_fiber" = "yes" ; then
7261 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7262 fi
7263
7264 if test "$have_tsan" = "yes" && test "$have_tsan_iface_fiber" = "yes" ; then
7265 echo "CONFIG_TSAN=y" >> $config_host_mak
7266 fi
7267
7268 if test "$has_environ" = "yes" ; then
7269 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7270 fi
7271
7272 if test "$cpuid_h" = "yes" ; then
7273 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7274 fi
7275
7276 if test "$int128" = "yes" ; then
7277 echo "CONFIG_INT128=y" >> $config_host_mak
7278 fi
7279
7280 if test "$atomic128" = "yes" ; then
7281 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7282 fi
7283
7284 if test "$cmpxchg128" = "yes" ; then
7285 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7286 fi
7287
7288 if test "$atomic64" = "yes" ; then
7289 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7290 fi
7291
7292 if test "$attralias" = "yes" ; then
7293 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7294 fi
7295
7296 if test "$getauxval" = "yes" ; then
7297 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7298 fi
7299
7300 if test "$glusterfs" = "yes" ; then
7301 echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
7302 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7303 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7304 fi
7305
7306 if test "$glusterfs_xlator_opt" = "yes" ; then
7307 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7308 fi
7309
7310 if test "$glusterfs_discard" = "yes" ; then
7311 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7312 fi
7313
7314 if test "$glusterfs_fallocate" = "yes" ; then
7315 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7316 fi
7317
7318 if test "$glusterfs_zerofill" = "yes" ; then
7319 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7320 fi
7321
7322 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7323 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7324 fi
7325
7326 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7327 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7328 fi
7329
7330 if test "$libssh" = "yes" ; then
7331 echo "CONFIG_LIBSSH=y" >> $config_host_mak
7332 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7333 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7334 fi
7335
7336 if test "$live_block_migration" = "yes" ; then
7337 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7338 fi
7339
7340 if test "$tpm" = "yes"; then
7341 echo 'CONFIG_TPM=y' >> $config_host_mak
7342 fi
7343
7344 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7345 if have_backend "nop"; then
7346 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7347 fi
7348 if have_backend "simple"; then
7349 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7350 # Set the appropriate trace file.
7351 trace_file="\"$trace_file-\" FMT_pid"
7352 fi
7353 if have_backend "log"; then
7354 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7355 fi
7356 if have_backend "ust"; then
7357 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7358 echo "LTTNG_UST_LIBS=$lttng_ust_libs" >> $config_host_mak
7359 echo "URCU_BP_LIBS=$urcu_bp_libs" >> $config_host_mak
7360 fi
7361 if have_backend "dtrace"; then
7362 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7363 if test "$trace_backend_stap" = "yes" ; then
7364 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7365 fi
7366 fi
7367 if have_backend "ftrace"; then
7368 if test "$linux" = "yes" ; then
7369 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7370 else
7371 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7372 fi
7373 fi
7374 if have_backend "syslog"; then
7375 if test "$posix_syslog" = "yes" ; then
7376 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7377 else
7378 feature_not_found "syslog(trace backend)" "syslog not available"
7379 fi
7380 fi
7381 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7382
7383 if test "$rdma" = "yes" ; then
7384 echo "CONFIG_RDMA=y" >> $config_host_mak
7385 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7386 fi
7387
7388 if test "$pvrdma" = "yes" ; then
7389 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7390 fi
7391
7392 if test "$have_rtnetlink" = "yes" ; then
7393 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7394 fi
7395
7396 if test "$libxml2" = "yes" ; then
7397 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7398 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7399 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7400 fi
7401
7402 if test "$replication" = "yes" ; then
7403 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7404 fi
7405
7406 if test "$have_af_vsock" = "yes" ; then
7407 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7408 fi
7409
7410 if test "$have_sysmacros" = "yes" ; then
7411 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7412 fi
7413
7414 if test "$have_static_assert" = "yes" ; then
7415 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7416 fi
7417
7418 if test "$have_utmpx" = "yes" ; then
7419 echo "HAVE_UTMPX=y" >> $config_host_mak
7420 fi
7421 if test "$have_getrandom" = "yes" ; then
7422 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7423 fi
7424 if test "$ivshmem" = "yes" ; then
7425 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7426 fi
7427 if test "$capstone" != "no" ; then
7428 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7429 echo "CAPSTONE_CFLAGS=$capstone_cflags" >> $config_host_mak
7430 echo "CAPSTONE_LIBS=$capstone_libs" >> $config_host_mak
7431 fi
7432 if test "$debug_mutex" = "yes" ; then
7433 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7434 fi
7435
7436 # Hold two types of flag:
7437 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7438 # a thread we have a handle to
7439 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7440 # platform
7441 if test "$pthread_setname_np_w_tid" = "yes" ; then
7442 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7443 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7444 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7445 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7446 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7447 fi
7448
7449 if test "$libpmem" = "yes" ; then
7450 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7451 echo "LIBPMEM_LIBS=$libpmem_libs" >> $config_host_mak
7452 echo "LIBPMEM_CFLAGS=$libpmem_cflags" >> $config_host_mak
7453 fi
7454
7455 if test "$libdaxctl" = "yes" ; then
7456 echo "CONFIG_LIBDAXCTL=y" >> $config_host_mak
7457 echo "LIBDAXCTL_LIBS=$libdaxctl_libs" >> $config_host_mak
7458 fi
7459
7460 if test "$bochs" = "yes" ; then
7461 echo "CONFIG_BOCHS=y" >> $config_host_mak
7462 fi
7463 if test "$cloop" = "yes" ; then
7464 echo "CONFIG_CLOOP=y" >> $config_host_mak
7465 fi
7466 if test "$dmg" = "yes" ; then
7467 echo "CONFIG_DMG=y" >> $config_host_mak
7468 fi
7469 if test "$qcow1" = "yes" ; then
7470 echo "CONFIG_QCOW1=y" >> $config_host_mak
7471 fi
7472 if test "$vdi" = "yes" ; then
7473 echo "CONFIG_VDI=y" >> $config_host_mak
7474 fi
7475 if test "$vvfat" = "yes" ; then
7476 echo "CONFIG_VVFAT=y" >> $config_host_mak
7477 fi
7478 if test "$qed" = "yes" ; then
7479 echo "CONFIG_QED=y" >> $config_host_mak
7480 fi
7481 if test "$parallels" = "yes" ; then
7482 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7483 fi
7484 if test "$sheepdog" = "yes" ; then
7485 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7486 fi
7487 if test "$pty_h" = "yes" ; then
7488 echo "HAVE_PTY_H=y" >> $config_host_mak
7489 fi
7490 if test "$have_mlockall" = "yes" ; then
7491 echo "HAVE_MLOCKALL=y" >> $config_host_mak
7492 fi
7493 if test "$fuzzing" = "yes" ; then
7494 QEMU_CFLAGS="$QEMU_CFLAGS -fsanitize=fuzzer-no-link"
7495 fi
7496
7497 if test "$plugins" = "yes" ; then
7498 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7499 LIBS="-ldl $LIBS"
7500 # Copy the export object list to the build dir
7501 if test "$ld_dynamic_list" = "yes" ; then
7502 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7503 ld_symbols=qemu-plugins-ld.symbols
7504 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7505 elif test "$ld_exported_symbols_list" = "yes" ; then
7506 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7507 ld64_symbols=qemu-plugins-ld64.symbols
7508 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7509 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7510 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7511 else
7512 error_exit \
7513 "If \$plugins=yes, either \$ld_dynamic_list or " \
7514 "\$ld_exported_symbols_list should have been set to 'yes'."
7515 fi
7516 fi
7517
7518 if test -n "$gdb_bin" ; then
7519 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7520 fi
7521
7522 if test "$secret_keyring" = "yes" ; then
7523 echo "CONFIG_SECRET_KEYRING=y" >> $config_host_mak
7524 if test "$have_keyutils" = "yes" ; then
7525 echo "CONFIG_TEST_SECRET_KEYRING=y" >> $config_host_mak
7526 fi
7527 fi
7528
7529 if test "$tcg_interpreter" = "yes"; then
7530 QEMU_INCLUDES="-iquote ${source_path}/tcg/tci $QEMU_INCLUDES"
7531 elif test "$ARCH" = "sparc64" ; then
7532 QEMU_INCLUDES="-iquote ${source_path}/tcg/sparc $QEMU_INCLUDES"
7533 elif test "$ARCH" = "s390x" ; then
7534 QEMU_INCLUDES="-iquote ${source_path}/tcg/s390 $QEMU_INCLUDES"
7535 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7536 QEMU_INCLUDES="-iquote ${source_path}/tcg/i386 $QEMU_INCLUDES"
7537 elif test "$ARCH" = "ppc64" ; then
7538 QEMU_INCLUDES="-iquote ${source_path}/tcg/ppc $QEMU_INCLUDES"
7539 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7540 QEMU_INCLUDES="-I${source_path}/tcg/riscv $QEMU_INCLUDES"
7541 else
7542 QEMU_INCLUDES="-iquote ${source_path}/tcg/${ARCH} $QEMU_INCLUDES"
7543 fi
7544
7545 echo "ROMS=$roms" >> $config_host_mak
7546 echo "MAKE=$make" >> $config_host_mak
7547 echo "INSTALL=$install" >> $config_host_mak
7548 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7549 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7550 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7551 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7552 echo "PYTHON=$python" >> $config_host_mak
7553 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7554 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7555 echo "MESON=$meson" >> $config_host_mak
7556 echo "CC=$cc" >> $config_host_mak
7557 if $iasl -h > /dev/null 2>&1; then
7558 echo "CONFIG_IASL=$iasl" >> $config_host_mak
7559 fi
7560 echo "CXX=$cxx" >> $config_host_mak
7561 echo "OBJCC=$objcc" >> $config_host_mak
7562 echo "AR=$ar" >> $config_host_mak
7563 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7564 echo "AS=$as" >> $config_host_mak
7565 echo "CCAS=$ccas" >> $config_host_mak
7566 echo "CPP=$cpp" >> $config_host_mak
7567 echo "OBJCOPY=$objcopy" >> $config_host_mak
7568 echo "LD=$ld" >> $config_host_mak
7569 echo "RANLIB=$ranlib" >> $config_host_mak
7570 echo "NM=$nm" >> $config_host_mak
7571 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7572 echo "WINDRES=$windres" >> $config_host_mak
7573 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7574 echo "CXXFLAGS=$CXXFLAGS" >> $config_host_mak
7575 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7576 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7577 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7578 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7579 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
7580 echo "GLIB_LIBS=$glib_libs" >> $config_host_mak
7581 if test "$sparse" = "yes" ; then
7582 echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7583 fi
7584 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7585 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7586 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7587 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7588 echo "LIBS+=$LIBS" >> $config_host_mak
7589 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7590 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7591 echo "EXESUF=$EXESUF" >> $config_host_mak
7592 echo "HOST_DSOSUF=$HOST_DSOSUF" >> $config_host_mak
7593 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7594 echo "LIBS_QGA=$libs_qga" >> $config_host_mak
7595 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7596 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7597 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7598 if test "$gcov" = "yes" ; then
7599 echo "CONFIG_GCOV=y" >> $config_host_mak
7600 fi
7601
7602 if test "$libudev" != "no"; then
7603 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7604 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7605 fi
7606 if test "$fuzzing" != "no"; then
7607 echo "CONFIG_FUZZ=y" >> $config_host_mak
7608 fi
7609
7610 if test "$edk2_blobs" = "yes" ; then
7611 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7612 fi
7613
7614 if test "$rng_none" = "yes"; then
7615 echo "CONFIG_RNG_NONE=y" >> $config_host_mak
7616 fi
7617
7618 # use included Linux headers
7619 if test "$linux" = "yes" ; then
7620 mkdir -p linux-headers
7621 case "$cpu" in
7622 i386|x86_64|x32)
7623 linux_arch=x86
7624 ;;
7625 ppc|ppc64|ppc64le)
7626 linux_arch=powerpc
7627 ;;
7628 s390x)
7629 linux_arch=s390
7630 ;;
7631 aarch64)
7632 linux_arch=arm64
7633 ;;
7634 mips64)
7635 linux_arch=mips
7636 ;;
7637 *)
7638 # For most CPUs the kernel architecture name and QEMU CPU name match.
7639 linux_arch="$cpu"
7640 ;;
7641 esac
7642 # For non-KVM architectures we will not have asm headers
7643 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7644 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7645 fi
7646 fi
7647
7648 for target in $target_list; do
7649 target_dir="$target"
7650 config_target_mak=$target_dir/config-target.mak
7651 target_name=$(echo $target | cut -d '-' -f 1)
7652 target_aligned_only="no"
7653 case "$target_name" in
7654 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7655 target_aligned_only="yes"
7656 ;;
7657 esac
7658 target_bigendian="no"
7659 case "$target_name" in
7660 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7661 target_bigendian="yes"
7662 ;;
7663 esac
7664 target_softmmu="no"
7665 target_user_only="no"
7666 target_linux_user="no"
7667 target_bsd_user="no"
7668 case "$target" in
7669 ${target_name}-softmmu)
7670 target_softmmu="yes"
7671 ;;
7672 ${target_name}-linux-user)
7673 target_user_only="yes"
7674 target_linux_user="yes"
7675 ;;
7676 ${target_name}-bsd-user)
7677 target_user_only="yes"
7678 target_bsd_user="yes"
7679 ;;
7680 *)
7681 error_exit "Target '$target' not recognised"
7682 exit 1
7683 ;;
7684 esac
7685
7686 mkdir -p $target_dir
7687 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7688
7689 bflt="no"
7690 mttcg="no"
7691 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7692 gdb_xml_files=""
7693
7694 TARGET_ARCH="$target_name"
7695 TARGET_BASE_ARCH=""
7696 TARGET_ABI_DIR=""
7697 TARGET_SYSTBL_ABI=""
7698 TARGET_SYSTBL=""
7699
7700 case "$target_name" in
7701 i386)
7702 mttcg="yes"
7703 gdb_xml_files="i386-32bit.xml"
7704 TARGET_SYSTBL_ABI=i386
7705 TARGET_SYSTBL=syscall_32.tbl
7706 ;;
7707 x86_64)
7708 TARGET_BASE_ARCH=i386
7709 TARGET_SYSTBL_ABI=common,64
7710 TARGET_SYSTBL=syscall_64.tbl
7711 mttcg="yes"
7712 gdb_xml_files="i386-64bit.xml"
7713 ;;
7714 alpha)
7715 mttcg="yes"
7716 TARGET_SYSTBL_ABI=common
7717 ;;
7718 arm|armeb)
7719 TARGET_ARCH=arm
7720 TARGET_SYSTBL_ABI=common,oabi
7721 bflt="yes"
7722 mttcg="yes"
7723 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7724 ;;
7725 aarch64|aarch64_be)
7726 TARGET_ARCH=aarch64
7727 TARGET_BASE_ARCH=arm
7728 bflt="yes"
7729 mttcg="yes"
7730 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7731 ;;
7732 avr)
7733 gdb_xml_files="avr-cpu.xml"
7734 target_compiler=$cross_cc_avr
7735 ;;
7736 cris)
7737 ;;
7738 hppa)
7739 mttcg="yes"
7740 TARGET_SYSTBL_ABI=common,32
7741 ;;
7742 lm32)
7743 ;;
7744 m68k)
7745 bflt="yes"
7746 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7747 TARGET_SYSTBL_ABI=common
7748 ;;
7749 microblaze|microblazeel)
7750 TARGET_ARCH=microblaze
7751 TARGET_SYSTBL_ABI=common
7752 mttcg="yes"
7753 bflt="yes"
7754 echo "TARGET_ABI32=y" >> $config_target_mak
7755 ;;
7756 mips|mipsel)
7757 mttcg="yes"
7758 TARGET_ARCH=mips
7759 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7760 TARGET_SYSTBL_ABI=o32
7761 TARGET_SYSTBL=syscall_o32.tbl
7762 ;;
7763 mipsn32|mipsn32el)
7764 mttcg="yes"
7765 TARGET_ARCH=mips64
7766 TARGET_BASE_ARCH=mips
7767 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7768 echo "TARGET_ABI32=y" >> $config_target_mak
7769 TARGET_SYSTBL_ABI=n32
7770 TARGET_SYSTBL=syscall_n32.tbl
7771 ;;
7772 mips64|mips64el)
7773 mttcg="no"
7774 TARGET_ARCH=mips64
7775 TARGET_BASE_ARCH=mips
7776 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7777 TARGET_SYSTBL_ABI=n64
7778 TARGET_SYSTBL=syscall_n64.tbl
7779 ;;
7780 moxie)
7781 ;;
7782 nios2)
7783 ;;
7784 or1k)
7785 TARGET_ARCH=openrisc
7786 TARGET_BASE_ARCH=openrisc
7787 ;;
7788 ppc)
7789 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7790 TARGET_SYSTBL_ABI=common,nospu,32
7791 ;;
7792 ppc64)
7793 TARGET_BASE_ARCH=ppc
7794 TARGET_ABI_DIR=ppc
7795 TARGET_SYSTBL_ABI=common,nospu,64
7796 mttcg=yes
7797 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7798 ;;
7799 ppc64le)
7800 TARGET_ARCH=ppc64
7801 TARGET_BASE_ARCH=ppc
7802 TARGET_ABI_DIR=ppc
7803 TARGET_SYSTBL_ABI=common,nospu,64
7804 mttcg=yes
7805 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7806 ;;
7807 ppc64abi32)
7808 TARGET_ARCH=ppc64
7809 TARGET_BASE_ARCH=ppc
7810 TARGET_ABI_DIR=ppc
7811 TARGET_SYSTBL_ABI=common,nospu,32
7812 echo "TARGET_ABI32=y" >> $config_target_mak
7813 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7814 ;;
7815 riscv32)
7816 TARGET_BASE_ARCH=riscv
7817 TARGET_ABI_DIR=riscv
7818 mttcg=yes
7819 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7820 ;;
7821 riscv64)
7822 TARGET_BASE_ARCH=riscv
7823 TARGET_ABI_DIR=riscv
7824 mttcg=yes
7825 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7826 ;;
7827 rx)
7828 TARGET_ARCH=rx
7829 bflt="yes"
7830 target_compiler=$cross_cc_rx
7831 gdb_xml_files="rx-core.xml"
7832 ;;
7833 sh4|sh4eb)
7834 TARGET_ARCH=sh4
7835 TARGET_SYSTBL_ABI=common
7836 bflt="yes"
7837 ;;
7838 sparc)
7839 TARGET_SYSTBL_ABI=common,32
7840 ;;
7841 sparc64)
7842 TARGET_BASE_ARCH=sparc
7843 TARGET_SYSTBL_ABI=common,64
7844 ;;
7845 sparc32plus)
7846 TARGET_ARCH=sparc64
7847 TARGET_BASE_ARCH=sparc
7848 TARGET_ABI_DIR=sparc
7849 TARGET_SYSTBL_ABI=common,32
7850 echo "TARGET_ABI32=y" >> $config_target_mak
7851 ;;
7852 s390x)
7853 TARGET_SYSTBL_ABI=common,64
7854 mttcg=yes
7855 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7856 ;;
7857 tilegx)
7858 ;;
7859 tricore)
7860 ;;
7861 unicore32)
7862 ;;
7863 xtensa|xtensaeb)
7864 TARGET_ARCH=xtensa
7865 TARGET_SYSTBL_ABI=common
7866 bflt="yes"
7867 mttcg="yes"
7868 ;;
7869 *)
7870 error_exit "Unsupported target CPU"
7871 ;;
7872 esac
7873 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7874 if [ "$TARGET_BASE_ARCH" = "" ]; then
7875 TARGET_BASE_ARCH=$TARGET_ARCH
7876 fi
7877 if [ "$TARGET_SYSTBL_ABI" != "" ] && [ "$TARGET_SYSTBL" = "" ]; then
7878 TARGET_SYSTBL=syscall.tbl
7879 fi
7880
7881 upper() {
7882 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7883 }
7884
7885 target_arch_name="$(upper $TARGET_ARCH)"
7886 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7887 echo "TARGET_NAME=$target_name" >> $config_target_mak
7888 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7889 if [ "$TARGET_ABI_DIR" = "" ]; then
7890 TARGET_ABI_DIR=$TARGET_ARCH
7891 fi
7892 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7893 if [ "$HOST_VARIANT_DIR" != "" ]; then
7894 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7895 fi
7896 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7897 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7898 echo "TARGET_SYSTBL=$TARGET_SYSTBL" >> $config_target_mak
7899 fi
7900
7901 if supported_xen_target $target; then
7902 echo "CONFIG_XEN=y" >> $config_target_mak
7903 if test "$xen_pci_passthrough" = yes; then
7904 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7905 fi
7906 fi
7907 if supported_kvm_target $target; then
7908 echo "CONFIG_KVM=y" >> $config_target_mak
7909 fi
7910 if supported_hax_target $target; then
7911 echo "CONFIG_HAX=y" >> $config_target_mak
7912 fi
7913 if supported_hvf_target $target; then
7914 echo "CONFIG_HVF=y" >> $config_target_mak
7915 fi
7916 if supported_whpx_target $target; then
7917 echo "CONFIG_WHPX=y" >> $config_target_mak
7918 fi
7919 if test "$target_aligned_only" = "yes" ; then
7920 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7921 fi
7922 if test "$target_bigendian" = "yes" ; then
7923 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7924 fi
7925 if test "$target_softmmu" = "yes" ; then
7926 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7927 if test "$mttcg" = "yes" ; then
7928 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7929 fi
7930 fi
7931 if test "$target_user_only" = "yes" ; then
7932 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7933 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7934 symlink "../qemu-$target_name" "$target_dir/qemu-$target_name"
7935 else
7936 symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name"
7937 fi
7938 if test "$target_linux_user" = "yes" ; then
7939 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7940 fi
7941 list=""
7942 if test ! -z "$gdb_xml_files" ; then
7943 for x in $gdb_xml_files; do
7944 list="$list gdb-xml/$x"
7945 done
7946 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7947 fi
7948
7949 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7950 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7951 fi
7952 if test "$target_bsd_user" = "yes" ; then
7953 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7954 fi
7955
7956
7957 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
7958
7959 disas_config() {
7960 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
7961 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
7962 }
7963
7964 for i in $ARCH $TARGET_BASE_ARCH ; do
7965 case "$i" in
7966 alpha)
7967 disas_config "ALPHA"
7968 ;;
7969 aarch64)
7970 if test -n "${cxx}"; then
7971 disas_config "ARM_A64"
7972 fi
7973 ;;
7974 arm)
7975 disas_config "ARM"
7976 if test -n "${cxx}"; then
7977 disas_config "ARM_A64"
7978 fi
7979 ;;
7980 avr)
7981 disas_config "AVR"
7982 ;;
7983 cris)
7984 disas_config "CRIS"
7985 ;;
7986 hppa)
7987 disas_config "HPPA"
7988 ;;
7989 i386|x86_64|x32)
7990 disas_config "I386"
7991 ;;
7992 lm32)
7993 disas_config "LM32"
7994 ;;
7995 m68k)
7996 disas_config "M68K"
7997 ;;
7998 microblaze*)
7999 disas_config "MICROBLAZE"
8000 ;;
8001 mips*)
8002 disas_config "MIPS"
8003 if test -n "${cxx}"; then
8004 disas_config "NANOMIPS"
8005 fi
8006 ;;
8007 moxie*)
8008 disas_config "MOXIE"
8009 ;;
8010 nios2)
8011 disas_config "NIOS2"
8012 ;;
8013 or1k)
8014 disas_config "OPENRISC"
8015 ;;
8016 ppc*)
8017 disas_config "PPC"
8018 ;;
8019 riscv*)
8020 disas_config "RISCV"
8021 ;;
8022 rx)
8023 disas_config "RX"
8024 ;;
8025 s390*)
8026 disas_config "S390"
8027 ;;
8028 sh4)
8029 disas_config "SH4"
8030 ;;
8031 sparc*)
8032 disas_config "SPARC"
8033 ;;
8034 xtensa*)
8035 disas_config "XTENSA"
8036 ;;
8037 esac
8038 done
8039 if test "$tcg_interpreter" = "yes" ; then
8040 disas_config "TCI"
8041 fi
8042
8043 done # for target in $targets
8044
8045 if [ "$fdt" = "git" ]; then
8046 subdirs="$subdirs dtc"
8047 fi
8048 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8049 subdirs="$subdirs capstone"
8050 fi
8051 echo "SUBDIRS=$subdirs" >> $config_host_mak
8052 if test -n "$LIBCAPSTONE"; then
8053 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8054 fi
8055
8056 if test "$numa" = "yes"; then
8057 echo "CONFIG_NUMA=y" >> $config_host_mak
8058 echo "NUMA_LIBS=$numa_libs" >> $config_host_mak
8059 fi
8060
8061 if test "$ccache_cpp2" = "yes"; then
8062 echo "export CCACHE_CPP2=y" >> $config_host_mak
8063 fi
8064
8065 if test "$safe_stack" = "yes"; then
8066 echo "CONFIG_SAFESTACK=y" >> $config_host_mak
8067 fi
8068
8069 # If we're using a separate build tree, set it up now.
8070 # DIRS are directories which we simply mkdir in the build tree;
8071 # LINKS are things to symlink back into the source tree
8072 # (these can be both files and directories).
8073 # Caution: do not add files or directories here using wildcards. This
8074 # will result in problems later if a new file matching the wildcard is
8075 # added to the source tree -- nothing will cause configure to be rerun
8076 # so the build tree will be missing the link back to the new file, and
8077 # tests might fail. Prefer to keep the relevant files in their own
8078 # directory and symlink the directory instead.
8079 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8080 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8081 DIRS="$DIRS docs docs/interop fsdev scsi"
8082 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8083 DIRS="$DIRS roms/seabios"
8084 LINKS="Makefile"
8085 LINKS="$LINKS tests/tcg/lm32/Makefile"
8086 LINKS="$LINKS tests/tcg/Makefile.target"
8087 LINKS="$LINKS pc-bios/optionrom/Makefile"
8088 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8089 LINKS="$LINKS roms/seabios/Makefile"
8090 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8091 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8092 LINKS="$LINKS tests/acceptance tests/data"
8093 LINKS="$LINKS tests/qemu-iotests/check"
8094 LINKS="$LINKS python"
8095 for bios_file in \
8096 $source_path/pc-bios/*.bin \
8097 $source_path/pc-bios/*.elf \
8098 $source_path/pc-bios/*.lid \
8099 $source_path/pc-bios/*.rom \
8100 $source_path/pc-bios/*.dtb \
8101 $source_path/pc-bios/*.img \
8102 $source_path/pc-bios/openbios-* \
8103 $source_path/pc-bios/u-boot.* \
8104 $source_path/pc-bios/edk2-*.fd.bz2 \
8105 $source_path/pc-bios/palcode-*
8106 do
8107 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8108 done
8109 mkdir -p $DIRS
8110 for f in $LINKS ; do
8111 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8112 symlink "$source_path/$f" "$f"
8113 fi
8114 done
8115
8116 (for i in $cross_cc_vars; do
8117 export $i
8118 done
8119 export target_list source_path use_containers
8120 $source_path/tests/tcg/configure.sh)
8121
8122 # temporary config to build submodules
8123 for rom in seabios; do
8124 config_mak=roms/$rom/config.mak
8125 echo "# Automatically generated by configure - do not modify" > $config_mak
8126 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8127 echo "AS=$as" >> $config_mak
8128 echo "CCAS=$ccas" >> $config_mak
8129 echo "CC=$cc" >> $config_mak
8130 echo "BCC=bcc" >> $config_mak
8131 echo "CPP=$cpp" >> $config_mak
8132 echo "OBJCOPY=objcopy" >> $config_mak
8133 echo "IASL=$iasl" >> $config_mak
8134 echo "LD=$ld" >> $config_mak
8135 echo "RANLIB=$ranlib" >> $config_mak
8136 done
8137
8138 # set up qemu-iotests in this build directory
8139 iotests_common_env="tests/qemu-iotests/common.env"
8140
8141 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8142 echo >> "$iotests_common_env"
8143 echo "export PYTHON='$python'" >> "$iotests_common_env"
8144
8145 if test "$skip_meson" = no; then
8146 cross="config-meson.cross.new"
8147 meson_quote() {
8148 echo "['$(echo $* | sed "s/ /','/g")']"
8149 }
8150
8151 echo "# Automatically generated by configure - do not modify" > $cross
8152 echo "[properties]" >> $cross
8153 test -z "$cxx" && echo "link_language = 'c'" >> $cross
8154 echo "[binaries]" >> $cross
8155 echo "c = $(meson_quote $cc)" >> $cross
8156 test -n "$cxx" && echo "cpp = $(meson_quote $cxx)" >> $cross
8157 echo "ar = $(meson_quote $ar)" >> $cross
8158 echo "nm = $(meson_quote $nm)" >> $cross
8159 echo "pkgconfig = $(meson_quote $pkg_config_exe)" >> $cross
8160 echo "ranlib = $(meson_quote $ranlib)" >> $cross
8161 echo "strip = $(meson_quote $strip)" >> $cross
8162 echo "windres = $(meson_quote $windres)" >> $cross
8163 if test -n "$cross_prefix"; then
8164 cross_arg="--cross-file config-meson.cross"
8165 # Hack: Meson expects an absolute path for the *build* machine
8166 # for the prefix, so add a slash in front of a Windows path that
8167 # includes a drive letter.
8168 #
8169 # See https://github.com/mesonbuild/meson/issues/7577.
8170 echo "[host_machine]" >> $cross
8171 if test "$mingw32" = "yes" ; then
8172 echo "system = 'windows'" >> $cross
8173 case $prefix in
8174 ?:*) pre_prefix=/ ;;
8175 esac
8176 fi
8177 case "$ARCH" in
8178 i386|x86_64)
8179 echo "cpu_family = 'x86'" >> $cross
8180 ;;
8181 ppc64le)
8182 echo "cpu_family = 'ppc64'" >> $cross
8183 ;;
8184 *)
8185 echo "cpu_family = '$ARCH'" >> $cross
8186 ;;
8187 esac
8188 echo "cpu = '$cpu'" >> $cross
8189 if test "$bigendian" = "yes" ; then
8190 echo "endian = 'big'" >> $cross
8191 else
8192 echo "endian = 'little'" >> $cross
8193 fi
8194 else
8195 cross_arg="--native-file config-meson.cross"
8196 fi
8197 mv $cross config-meson.cross
8198
8199 rm -rf meson-private meson-info meson-logs
8200 NINJA=$PWD/ninjatool $meson setup \
8201 --prefix "${pre_prefix}$prefix" \
8202 --libdir "${pre_prefix}$libdir" \
8203 --libexecdir "${pre_prefix}$libexecdir" \
8204 --bindir "${pre_prefix}$bindir" \
8205 --includedir "${pre_prefix}$includedir" \
8206 --datadir "${pre_prefix}$datadir" \
8207 --mandir "${pre_prefix}$mandir" \
8208 --sysconfdir "${pre_prefix}$sysconfdir" \
8209 --localstatedir "${pre_prefix}$local_statedir" \
8210 -Doptimization=$(if test "$debug" = yes; then echo 0; else echo 2; fi) \
8211 -Ddebug=$(if test "$debug_info" = yes; then echo true; else echo false; fi) \
8212 -Dwerror=$(if test "$werror" = yes; then echo true; else echo false; fi) \
8213 -Dstrip=$(if test "$strip_opt" = yes; then echo true; else echo false; fi) \
8214 -Db_pie=$(if test "$pie" = yes; then echo true; else echo false; fi) \
8215 -Db_coverage=$(if test "$gcov" = yes; then echo true; else echo false; fi) \
8216 -Dsdl=$sdl -Dsdl_image=$sdl_image \
8217 -Dvnc=$vnc -Dvnc_sasl=$vnc_sasl -Dvnc_jpeg=$vnc_jpeg -Dvnc_png=$vnc_png \
8218 -Dgettext=$gettext -Dxkbcommon=$xkbcommon \
8219 $cross_arg \
8220 "$PWD" "$source_path"
8221
8222 if test "$?" -ne 0 ; then
8223 error_exit "meson setup failed"
8224 fi
8225 touch ninjatool.stamp
8226 fi
8227
8228 # Save the configure command line for later reuse.
8229 cat <<EOD >config.status
8230 #!/bin/sh
8231 # Generated by configure.
8232 # Run this file to recreate the current configuration.
8233 # Compiler output produced by configure, useful for debugging
8234 # configure, is in config.log if it exists.
8235 EOD
8236
8237 preserve_env() {
8238 envname=$1
8239
8240 eval envval=\$$envname
8241
8242 if test -n "$envval"
8243 then
8244 echo "$envname='$envval'" >> config.status
8245 echo "export $envname" >> config.status
8246 else
8247 echo "unset $envname" >> config.status
8248 fi
8249 }
8250
8251 # Preserve various env variables that influence what
8252 # features/build target configure will detect
8253 preserve_env AR
8254 preserve_env AS
8255 preserve_env CC
8256 preserve_env CPP
8257 preserve_env CXX
8258 preserve_env INSTALL
8259 preserve_env LD
8260 preserve_env LD_LIBRARY_PATH
8261 preserve_env LIBTOOL
8262 preserve_env MAKE
8263 preserve_env NM
8264 preserve_env OBJCOPY
8265 preserve_env PATH
8266 preserve_env PKG_CONFIG
8267 preserve_env PKG_CONFIG_LIBDIR
8268 preserve_env PKG_CONFIG_PATH
8269 preserve_env PYTHON
8270 preserve_env SDL2_CONFIG
8271 preserve_env SMBD
8272 preserve_env STRIP
8273 preserve_env WINDRES
8274
8275 printf "exec" >>config.status
8276 for i in "$0" "$@"; do
8277 test "$i" = --skip-meson || printf " '%s'" "$i" >>config.status
8278 done
8279 echo ' "$@"' >>config.status
8280 chmod +x config.status
8281
8282 rm -r "$TMPDIR1"
AR7 emulation for QEMU