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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20180323' into...
[qemu/ar7.git] / configure
blob8376cb151a05b90543b65b7165a45092616ff250
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 # Temporary directory used for files created while
15 # configure runs. Since it is in the build directory
16 # we can safely blow away any previous version of it
17 # (and we need not jump through hoops to try to delete
18 # it when configure exits.)
19 TMPDIR1="config-temp"
20 rm -rf "${TMPDIR1}"
21 mkdir -p "${TMPDIR1}"
22 if [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
25 fi
26
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33
34 rm -f config.log
35
36 # Print a helpful header at the top of config.log
37 echo "# QEMU configure log $(date)" >> config.log
38 printf "# Configured with:" >> config.log
39 printf " '%s'" "$0" "$@" >> config.log
40 echo >> config.log
41 echo "#" >> config.log
42
43 print_error() {
44 (echo
45 echo "ERROR: $1"
46 while test -n "$2"; do
47 echo " $2"
48 shift
49 done
50 echo) >&2
51 }
52
53 error_exit() {
54 print_error "$@"
55 exit 1
56 }
57
58 do_compiler() {
59 # Run the compiler, capturing its output to the log. First argument
60 # is compiler binary to execute.
61 local compiler="$1"
62 shift
63 echo $compiler "$@" >> config.log
64 $compiler "$@" >> config.log 2>&1 || return $?
65 # Test passed. If this is an --enable-werror build, rerun
66 # the test with -Werror and bail out if it fails. This
67 # makes warning-generating-errors in configure test code
68 # obvious to developers.
69 if test "$werror" != "yes"; then
70 return 0
71 fi
72 # Don't bother rerunning the compile if we were already using -Werror
73 case "$*" in
74 *-Werror*)
75 return 0
76 ;;
77 esac
78 echo $compiler -Werror "$@" >> config.log
79 $compiler -Werror "$@" >> config.log 2>&1 && return $?
80 error_exit "configure test passed without -Werror but failed with -Werror." \
81 "This is probably a bug in the configure script. The failing command" \
82 "will be at the bottom of config.log." \
83 "You can run configure with --disable-werror to bypass this check."
84 }
85
86 do_cc() {
87 do_compiler "$cc" "$@"
88 }
89
90 do_cxx() {
91 do_compiler "$cxx" "$@"
92 }
93
94 update_cxxflags() {
95 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
96 # options which some versions of GCC's C++ compiler complain about
97 # because they only make sense for C programs.
98 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS"
99
100 for arg in $QEMU_CFLAGS; do
101 case $arg in
102 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
103 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
104 ;;
105 *)
106 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
107 ;;
108 esac
109 done
110 }
111
112 compile_object() {
113 local_cflags="$1"
114 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
115 }
116
117 compile_prog() {
118 local_cflags="$1"
119 local_ldflags="$2"
120 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
121 }
122
123 # symbolically link $1 to $2. Portable version of "ln -sf".
124 symlink() {
125 rm -rf "$2"
126 mkdir -p "$(dirname "$2")"
127 ln -s "$1" "$2"
128 }
129
130 # check whether a command is available to this shell (may be either an
131 # executable or a builtin)
132 has() {
133 type "$1" >/dev/null 2>&1
134 }
135
136 # search for an executable in PATH
137 path_of() {
138 local_command="$1"
139 local_ifs="$IFS"
140 local_dir=""
141
142 # pathname has a dir component?
143 if [ "${local_command#*/}" != "$local_command" ]; then
144 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
145 echo "$local_command"
146 return 0
147 fi
148 fi
149 if [ -z "$local_command" ]; then
150 return 1
151 fi
152
153 IFS=:
154 for local_dir in $PATH; do
155 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
156 echo "$local_dir/$local_command"
157 IFS="${local_ifs:-$(printf ' \t\n')}"
158 return 0
159 fi
160 done
161 # not found
162 IFS="${local_ifs:-$(printf ' \t\n')}"
163 return 1
164 }
165
166 have_backend () {
167 echo "$trace_backends" | grep "$1" >/dev/null
168 }
169
170 glob() {
171 eval test -z '"${1#'"$2"'}"'
172 }
173
174 supported_hax_target() {
175 test "$hax" = "yes" || return 1
176 glob "$1" "*-softmmu" || return 1
177 case "${1%-softmmu}" in
178 i386|x86_64)
179 return 0
180 ;;
181 esac
182 return 1
183 }
184
185 supported_kvm_target() {
186 test "$kvm" = "yes" || return 1
187 glob "$1" "*-softmmu" || return 1
188 case "${1%-softmmu}:$cpu" in
189 arm:arm | aarch64:aarch64 | \
190 i386:i386 | i386:x86_64 | i386:x32 | \
191 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
192 mips:mips | mipsel:mips | \
193 ppc:ppc | ppcemb:ppc | ppc64:ppc | \
194 ppc:ppc64 | ppcemb:ppc64 | ppc64:ppc64 | \
195 s390x:s390x)
196 return 0
197 ;;
198 esac
199 return 1
200 }
201
202 supported_xen_target() {
203 test "$xen" = "yes" || return 1
204 glob "$1" "*-softmmu" || return 1
205 # Only i386 and x86_64 provide the xenpv machine.
206 case "${1%-softmmu}" in
207 i386|x86_64)
208 return 0
209 ;;
210 esac
211 return 1
212 }
213
214 supported_hvf_target() {
215 test "$hvf" = "yes" || return 1
216 glob "$1" "*-softmmu" || return 1
217 case "${1%-softmmu}" in
218 x86_64)
219 return 0
220 ;;
221 esac
222 return 1
223 }
224
225 supported_whpx_target() {
226 test "$whpx" = "yes" || return 1
227 glob "$1" "*-softmmu" || return 1
228 case "${1%-softmmu}" in
229 i386|x86_64)
230 return 0
231 ;;
232 esac
233 return 1
234 }
235
236 supported_target() {
237 case "$1" in
238 *-softmmu)
239 ;;
240 *-linux-user)
241 if test "$linux" != "yes"; then
242 print_error "Target '$target' is only available on a Linux host"
243 return 1
244 fi
245 ;;
246 *-bsd-user)
247 if test "$bsd" != "yes"; then
248 print_error "Target '$target' is only available on a BSD host"
249 return 1
250 fi
251 ;;
252 *)
253 print_error "Invalid target name '$target'"
254 return 1
255 ;;
256 esac
257 test "$tcg" = "yes" && return 0
258 supported_kvm_target "$1" && return 0
259 supported_xen_target "$1" && return 0
260 supported_hax_target "$1" && return 0
261 supported_hvf_target "$1" && return 0
262 supported_whpx_target "$1" && return 0
263 print_error "TCG disabled, but hardware accelerator not available for '$target'"
264 return 1
265 }
266
267
268 ld_has() {
269 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
270 }
271
272 # default parameters
273 source_path=$(dirname "$0")
274 cpu=""
275 iasl="iasl"
276 interp_prefix="/usr/gnemul/qemu-%M"
277 static="no"
278 cross_prefix=""
279 audio_drv_list=""
280 block_drv_rw_whitelist=""
281 block_drv_ro_whitelist=""
282 host_cc="cc"
283 libs_softmmu=""
284 libs_tools=""
285 audio_pt_int=""
286 audio_win_int=""
287 cc_i386=i386-pc-linux-gnu-gcc
288 libs_qga=""
289 debug_info="yes"
290 stack_protector=""
291
292 if test -e "$source_path/.git"
293 then
294 git_update=yes
295 git_submodules="ui/keycodemapdb"
296 else
297 git_update=no
298 git_submodules=""
299 fi
300 git="git"
301
302 # Don't accept a target_list environment variable.
303 unset target_list
304
305 # Default value for a variable defining feature "foo".
306 # * foo="no" feature will only be used if --enable-foo arg is given
307 # * foo="" feature will be searched for, and if found, will be used
308 # unless --disable-foo is given
309 # * foo="yes" this value will only be set by --enable-foo flag.
310 # feature will searched for,
311 # if not found, configure exits with error
312 #
313 # Always add --enable-foo and --disable-foo command line args.
314 # Distributions want to ensure that several features are compiled in, and it
315 # is impossible without a --enable-foo that exits if a feature is not found.
316
317 bluez=""
318 brlapi=""
319 curl=""
320 curses=""
321 docs=""
322 fdt=""
323 netmap="no"
324 sdl=""
325 sdlabi=""
326 virtfs=""
327 mpath=""
328 vnc="yes"
329 sparse="no"
330 vde=""
331 vnc_sasl=""
332 vnc_jpeg=""
333 vnc_png=""
334 xkbcommon=""
335 xen=""
336 xen_ctrl_version=""
337 xen_pv_domain_build="no"
338 xen_pci_passthrough=""
339 linux_aio=""
340 cap_ng=""
341 attr=""
342 libattr=""
343 xfs=""
344 tcg="yes"
345 membarrier=""
346 vhost_net="no"
347 vhost_crypto="no"
348 vhost_scsi="no"
349 vhost_vsock="no"
350 vhost_user=""
351 kvm="no"
352 hax="no"
353 hvf="no"
354 whpx="no"
355 rdma=""
356 gprof="no"
357 debug_tcg="no"
358 debug="no"
359 sanitizers="no"
360 fortify_source=""
361 strip_opt="yes"
362 tcg_interpreter="no"
363 bigendian="no"
364 mingw32="no"
365 gcov="no"
366 gcov_tool="gcov"
367 EXESUF=""
368 DSOSUF=".so"
369 LDFLAGS_SHARED="-shared"
370 modules="no"
371 prefix="/usr/local"
372 mandir="\${prefix}/share/man"
373 datadir="\${prefix}/share"
374 firmwarepath="\${prefix}/share/qemu-firmware"
375 qemu_docdir="\${prefix}/share/doc/qemu"
376 bindir="\${prefix}/bin"
377 libdir="\${prefix}/lib"
378 libexecdir="\${prefix}/libexec"
379 includedir="\${prefix}/include"
380 sysconfdir="\${prefix}/etc"
381 local_statedir="\${prefix}/var"
382 confsuffix="/qemu"
383 slirp="yes"
384 oss_lib=""
385 bsd="no"
386 linux="no"
387 solaris="no"
388 profiler="no"
389 cocoa="no"
390 softmmu="yes"
391 linux_user="no"
392 bsd_user="no"
393 blobs="yes"
394 pkgversion=""
395 pie=""
396 qom_cast_debug="yes"
397 trace_backends="log"
398 trace_file="trace"
399 spice=""
400 rbd=""
401 smartcard=""
402 libusb=""
403 usb_redir=""
404 opengl=""
405 opengl_dmabuf="no"
406 cpuid_h="no"
407 avx2_opt="no"
408 zlib="yes"
409 capstone=""
410 lzo=""
411 snappy=""
412 bzip2=""
413 guest_agent=""
414 guest_agent_with_vss="no"
415 guest_agent_ntddscsi="no"
416 guest_agent_msi=""
417 vss_win32_sdk=""
418 win_sdk="no"
419 want_tools="yes"
420 libiscsi=""
421 libnfs=""
422 coroutine=""
423 coroutine_pool=""
424 debug_stack_usage="no"
425 crypto_afalg="no"
426 seccomp=""
427 glusterfs=""
428 glusterfs_xlator_opt="no"
429 glusterfs_discard="no"
430 glusterfs_fallocate="no"
431 glusterfs_zerofill="no"
432 gtk=""
433 gtkabi=""
434 gtk_gl="no"
435 tls_priority="NORMAL"
436 gnutls=""
437 gnutls_rnd=""
438 nettle=""
439 nettle_kdf="no"
440 gcrypt=""
441 gcrypt_hmac="no"
442 gcrypt_kdf="no"
443 vte=""
444 virglrenderer=""
445 tpm="yes"
446 libssh2=""
447 live_block_migration="yes"
448 numa=""
449 tcmalloc="no"
450 jemalloc="no"
451 replication="yes"
452 vxhs=""
453 libxml2=""
454
455 supported_cpu="no"
456 supported_os="no"
457 bogus_os="no"
458 malloc_trim=""
459
460 # parse CC options first
461 for opt do
462 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
463 case "$opt" in
464 --cross-prefix=*) cross_prefix="$optarg"
465 ;;
466 --cc=*) CC="$optarg"
467 ;;
468 --cxx=*) CXX="$optarg"
469 ;;
470 --source-path=*) source_path="$optarg"
471 ;;
472 --cpu=*) cpu="$optarg"
473 ;;
474 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
475 ;;
476 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
477 ;;
478 --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
479 EXTRA_LDFLAGS="$optarg"
480 ;;
481 --enable-debug-info) debug_info="yes"
482 ;;
483 --disable-debug-info) debug_info="no"
484 ;;
485 esac
486 done
487 # OS specific
488 # Using uname is really, really broken. Once we have the right set of checks
489 # we can eliminate its usage altogether.
490
491 # Preferred compiler:
492 # ${CC} (if set)
493 # ${cross_prefix}gcc (if cross-prefix specified)
494 # system compiler
495 if test -z "${CC}${cross_prefix}"; then
496 cc="$host_cc"
497 else
498 cc="${CC-${cross_prefix}gcc}"
499 fi
500
501 if test -z "${CXX}${cross_prefix}"; then
502 cxx="c++"
503 else
504 cxx="${CXX-${cross_prefix}g++}"
505 fi
506
507 ar="${AR-${cross_prefix}ar}"
508 as="${AS-${cross_prefix}as}"
509 ccas="${CCAS-$cc}"
510 cpp="${CPP-$cc -E}"
511 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
512 ld="${LD-${cross_prefix}ld}"
513 ranlib="${RANLIB-${cross_prefix}ranlib}"
514 nm="${NM-${cross_prefix}nm}"
515 strip="${STRIP-${cross_prefix}strip}"
516 windres="${WINDRES-${cross_prefix}windres}"
517 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
518 query_pkg_config() {
519 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
520 }
521 pkg_config=query_pkg_config
522 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
523 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
524
525 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
526 ARFLAGS="${ARFLAGS-rv}"
527
528 # default flags for all hosts
529 # We use -fwrapv to tell the compiler that we require a C dialect where
530 # left shift of signed integers is well defined and has the expected
531 # 2s-complement style results. (Both clang and gcc agree that it
532 # provides these semantics.)
533 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
534 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
535 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
536 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
537 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
538 if test "$debug_info" = "yes"; then
539 CFLAGS="-g $CFLAGS"
540 LDFLAGS="-g $LDFLAGS"
541 fi
542
543 # make source path absolute
544 source_path=$(cd "$source_path"; pwd)
545
546 # running configure in the source tree?
547 # we know that's the case if configure is there.
548 if test -f "./configure"; then
549 pwd_is_source_path="y"
550 else
551 pwd_is_source_path="n"
552 fi
553
554 check_define() {
555 cat > $TMPC <<EOF
556 #if !defined($1)
557 #error $1 not defined
558 #endif
559 int main(void) { return 0; }
560 EOF
561 compile_object
562 }
563
564 check_include() {
565 cat > $TMPC <<EOF
566 #include <$1>
567 int main(void) { return 0; }
568 EOF
569 compile_object
570 }
571
572 write_c_skeleton() {
573 cat > $TMPC <<EOF
574 int main(void) { return 0; }
575 EOF
576 }
577
578 if check_define __linux__ ; then
579 targetos="Linux"
580 elif check_define _WIN32 ; then
581 targetos='MINGW32'
582 elif check_define __OpenBSD__ ; then
583 targetos='OpenBSD'
584 elif check_define __sun__ ; then
585 targetos='SunOS'
586 elif check_define __HAIKU__ ; then
587 targetos='Haiku'
588 elif check_define __FreeBSD__ ; then
589 targetos='FreeBSD'
590 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
591 targetos='GNU/kFreeBSD'
592 elif check_define __DragonFly__ ; then
593 targetos='DragonFly'
594 elif check_define __NetBSD__; then
595 targetos='NetBSD'
596 elif check_define __APPLE__; then
597 targetos='Darwin'
598 else
599 # This is a fatal error, but don't report it yet, because we
600 # might be going to just print the --help text, or it might
601 # be the result of a missing compiler.
602 targetos='bogus'
603 bogus_os='yes'
604 fi
605
606 # Some host OSes need non-standard checks for which CPU to use.
607 # Note that these checks are broken for cross-compilation: if you're
608 # cross-compiling to one of these OSes then you'll need to specify
609 # the correct CPU with the --cpu option.
610 case $targetos in
611 Darwin)
612 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
613 # run 64-bit userspace code.
614 # If the user didn't specify a CPU explicitly and the kernel says this is
615 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
616 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
617 cpu="x86_64"
618 fi
619 ;;
620 SunOS)
621 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
622 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
623 cpu="x86_64"
624 fi
625 esac
626
627 if test ! -z "$cpu" ; then
628 # command line argument
629 :
630 elif check_define __i386__ ; then
631 cpu="i386"
632 elif check_define __x86_64__ ; then
633 if check_define __ILP32__ ; then
634 cpu="x32"
635 else
636 cpu="x86_64"
637 fi
638 elif check_define __sparc__ ; then
639 if check_define __arch64__ ; then
640 cpu="sparc64"
641 else
642 cpu="sparc"
643 fi
644 elif check_define _ARCH_PPC ; then
645 if check_define _ARCH_PPC64 ; then
646 cpu="ppc64"
647 else
648 cpu="ppc"
649 fi
650 elif check_define __mips__ ; then
651 cpu="mips"
652 elif check_define __s390__ ; then
653 if check_define __s390x__ ; then
654 cpu="s390x"
655 else
656 cpu="s390"
657 fi
658 elif check_define __arm__ ; then
659 cpu="arm"
660 elif check_define __aarch64__ ; then
661 cpu="aarch64"
662 else
663 cpu=$(uname -m)
664 fi
665
666 ARCH=
667 # Normalise host CPU name and set ARCH.
668 # Note that this case should only have supported host CPUs, not guests.
669 case "$cpu" in
670 ppc|ppc64|s390|s390x|sparc64|x32)
671 cpu="$cpu"
672 supported_cpu="yes"
673 ;;
674 i386|i486|i586|i686|i86pc|BePC)
675 cpu="i386"
676 supported_cpu="yes"
677 ;;
678 x86_64|amd64)
679 cpu="x86_64"
680 supported_cpu="yes"
681 ;;
682 armv*b|armv*l|arm)
683 cpu="arm"
684 supported_cpu="yes"
685 ;;
686 aarch64)
687 cpu="aarch64"
688 supported_cpu="yes"
689 ;;
690 mips*)
691 cpu="mips"
692 supported_cpu="yes"
693 ;;
694 sparc|sun4[cdmuv])
695 cpu="sparc"
696 supported_cpu="yes"
697 ;;
698 *)
699 # This will result in either an error or falling back to TCI later
700 ARCH=unknown
701 ;;
702 esac
703 if test -z "$ARCH"; then
704 ARCH="$cpu"
705 fi
706
707 # OS specific
708
709 # host *BSD for user mode
710 HOST_VARIANT_DIR=""
711
712 case $targetos in
713 MINGW32*)
714 mingw32="yes"
715 hax="yes"
716 audio_possible_drivers="dsound sdl"
717 if check_include dsound.h; then
718 audio_drv_list="dsound"
719 else
720 audio_drv_list=""
721 fi
722 supported_os="yes"
723 ;;
724 GNU/kFreeBSD)
725 bsd="yes"
726 audio_drv_list="oss"
727 audio_possible_drivers="oss sdl pa"
728 ;;
729 FreeBSD)
730 bsd="yes"
731 make="${MAKE-gmake}"
732 audio_drv_list="oss"
733 audio_possible_drivers="oss sdl pa"
734 # needed for kinfo_getvmmap(3) in libutil.h
735 LIBS="-lutil $LIBS"
736 # needed for kinfo_getproc
737 libs_qga="-lutil $libs_qga"
738 netmap="" # enable netmap autodetect
739 HOST_VARIANT_DIR="freebsd"
740 supported_os="yes"
741 ;;
742 DragonFly)
743 bsd="yes"
744 make="${MAKE-gmake}"
745 audio_drv_list="oss"
746 audio_possible_drivers="oss sdl pa"
747 HOST_VARIANT_DIR="dragonfly"
748 ;;
749 NetBSD)
750 bsd="yes"
751 make="${MAKE-gmake}"
752 audio_drv_list="oss"
753 audio_possible_drivers="oss sdl"
754 oss_lib="-lossaudio"
755 HOST_VARIANT_DIR="netbsd"
756 supported_os="yes"
757 ;;
758 OpenBSD)
759 bsd="yes"
760 make="${MAKE-gmake}"
761 audio_drv_list="sdl"
762 audio_possible_drivers="sdl"
763 HOST_VARIANT_DIR="openbsd"
764 supported_os="yes"
765 ;;
766 Darwin)
767 bsd="yes"
768 darwin="yes"
769 hax="yes"
770 hvf="yes"
771 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
772 if [ "$cpu" = "x86_64" ] ; then
773 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
774 LDFLAGS="-arch x86_64 $LDFLAGS"
775 fi
776 cocoa="yes"
777 audio_drv_list="coreaudio"
778 audio_possible_drivers="coreaudio sdl"
779 LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
780 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
781 # Disable attempts to use ObjectiveC features in os/object.h since they
782 # won't work when we're compiling with gcc as a C compiler.
783 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
784 HOST_VARIANT_DIR="darwin"
785 supported_os="yes"
786 ;;
787 SunOS)
788 solaris="yes"
789 make="${MAKE-gmake}"
790 install="${INSTALL-ginstall}"
791 smbd="${SMBD-/usr/sfw/sbin/smbd}"
792 if test -f /usr/include/sys/soundcard.h ; then
793 audio_drv_list="oss"
794 fi
795 audio_possible_drivers="oss sdl"
796 # needed for CMSG_ macros in sys/socket.h
797 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
798 # needed for TIOCWIN* defines in termios.h
799 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
800 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
801 solarisnetlibs="-lsocket -lnsl -lresolv"
802 LIBS="$solarisnetlibs $LIBS"
803 libs_qga="$solarisnetlibs $libs_qga"
804 ;;
805 Haiku)
806 haiku="yes"
807 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
808 LIBS="-lposix_error_mapper -lnetwork $LIBS"
809 ;;
810 Linux)
811 audio_drv_list="oss"
812 audio_possible_drivers="oss alsa sdl pa"
813 linux="yes"
814 linux_user="yes"
815 kvm="yes"
816 vhost_net="yes"
817 vhost_crypto="yes"
818 vhost_scsi="yes"
819 vhost_vsock="yes"
820 QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
821 supported_os="yes"
822 ;;
823 esac
824
825 if [ "$bsd" = "yes" ] ; then
826 if [ "$darwin" != "yes" ] ; then
827 bsd_user="yes"
828 fi
829 fi
830
831 : ${make=${MAKE-make}}
832 : ${install=${INSTALL-install}}
833 : ${python=${PYTHON-python}}
834 : ${smbd=${SMBD-/usr/sbin/smbd}}
835
836 # Default objcc to clang if available, otherwise use CC
837 if has clang; then
838 objcc=clang
839 else
840 objcc="$cc"
841 fi
842
843 if test "$mingw32" = "yes" ; then
844 EXESUF=".exe"
845 DSOSUF=".dll"
846 QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
847 # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
848 QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
849 # MinGW needs -mthreads for TLS and macro _MT.
850 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
851 LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
852 write_c_skeleton;
853 if compile_prog "" "-liberty" ; then
854 LIBS="-liberty $LIBS"
855 fi
856 prefix="c:/Program Files/QEMU"
857 mandir="\${prefix}"
858 datadir="\${prefix}"
859 qemu_docdir="\${prefix}"
860 bindir="\${prefix}"
861 sysconfdir="\${prefix}"
862 local_statedir=
863 confsuffix=""
864 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
865 fi
866
867 werror=""
868
869 for opt do
870 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
871 case "$opt" in
872 --help|-h) show_help=yes
873 ;;
874 --version|-V) exec cat $source_path/VERSION
875 ;;
876 --prefix=*) prefix="$optarg"
877 ;;
878 --interp-prefix=*) interp_prefix="$optarg"
879 ;;
880 --source-path=*)
881 ;;
882 --cross-prefix=*)
883 ;;
884 --cc=*)
885 ;;
886 --host-cc=*) host_cc="$optarg"
887 ;;
888 --cxx=*)
889 ;;
890 --iasl=*) iasl="$optarg"
891 ;;
892 --objcc=*) objcc="$optarg"
893 ;;
894 --make=*) make="$optarg"
895 ;;
896 --install=*) install="$optarg"
897 ;;
898 --python=*) python="$optarg"
899 ;;
900 --gcov=*) gcov_tool="$optarg"
901 ;;
902 --smbd=*) smbd="$optarg"
903 ;;
904 --extra-cflags=*)
905 ;;
906 --extra-cxxflags=*)
907 ;;
908 --extra-ldflags=*)
909 ;;
910 --enable-debug-info)
911 ;;
912 --disable-debug-info)
913 ;;
914 --enable-modules)
915 modules="yes"
916 ;;
917 --disable-modules)
918 modules="no"
919 ;;
920 --cpu=*)
921 ;;
922 --target-list=*) target_list="$optarg"
923 ;;
924 --enable-trace-backends=*) trace_backends="$optarg"
925 ;;
926 # XXX: backwards compatibility
927 --enable-trace-backend=*) trace_backends="$optarg"
928 ;;
929 --with-trace-file=*) trace_file="$optarg"
930 ;;
931 --enable-gprof) gprof="yes"
932 ;;
933 --enable-gcov) gcov="yes"
934 ;;
935 --static)
936 static="yes"
937 LDFLAGS="-static $LDFLAGS"
938 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
939 ;;
940 --mandir=*) mandir="$optarg"
941 ;;
942 --bindir=*) bindir="$optarg"
943 ;;
944 --libdir=*) libdir="$optarg"
945 ;;
946 --libexecdir=*) libexecdir="$optarg"
947 ;;
948 --includedir=*) includedir="$optarg"
949 ;;
950 --datadir=*) datadir="$optarg"
951 ;;
952 --with-confsuffix=*) confsuffix="$optarg"
953 ;;
954 --docdir=*) qemu_docdir="$optarg"
955 ;;
956 --sysconfdir=*) sysconfdir="$optarg"
957 ;;
958 --localstatedir=*) local_statedir="$optarg"
959 ;;
960 --firmwarepath=*) firmwarepath="$optarg"
961 ;;
962 --sbindir=*|--sharedstatedir=*|\
963 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
964 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
965 # These switches are silently ignored, for compatibility with
966 # autoconf-generated configure scripts. This allows QEMU's
967 # configure to be used by RPM and similar macros that set
968 # lots of directory switches by default.
969 ;;
970 --disable-sdl) sdl="no"
971 ;;
972 --enable-sdl) sdl="yes"
973 ;;
974 --with-sdlabi=*) sdlabi="$optarg"
975 ;;
976 --disable-qom-cast-debug) qom_cast_debug="no"
977 ;;
978 --enable-qom-cast-debug) qom_cast_debug="yes"
979 ;;
980 --disable-virtfs) virtfs="no"
981 ;;
982 --enable-virtfs) virtfs="yes"
983 ;;
984 --disable-mpath) mpath="no"
985 ;;
986 --enable-mpath) mpath="yes"
987 ;;
988 --disable-vnc) vnc="no"
989 ;;
990 --enable-vnc) vnc="yes"
991 ;;
992 --oss-lib=*) oss_lib="$optarg"
993 ;;
994 --audio-drv-list=*) audio_drv_list="$optarg"
995 ;;
996 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
997 ;;
998 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
999 ;;
1000 --enable-debug-tcg) debug_tcg="yes"
1001 ;;
1002 --disable-debug-tcg) debug_tcg="no"
1003 ;;
1004 --enable-debug)
1005 # Enable debugging options that aren't excessively noisy
1006 debug_tcg="yes"
1007 debug="yes"
1008 strip_opt="no"
1009 fortify_source="no"
1010 ;;
1011 --enable-sanitizers) sanitizers="yes"
1012 ;;
1013 --disable-sanitizers) sanitizers="no"
1014 ;;
1015 --enable-sparse) sparse="yes"
1016 ;;
1017 --disable-sparse) sparse="no"
1018 ;;
1019 --disable-strip) strip_opt="no"
1020 ;;
1021 --disable-vnc-sasl) vnc_sasl="no"
1022 ;;
1023 --enable-vnc-sasl) vnc_sasl="yes"
1024 ;;
1025 --disable-vnc-jpeg) vnc_jpeg="no"
1026 ;;
1027 --enable-vnc-jpeg) vnc_jpeg="yes"
1028 ;;
1029 --disable-vnc-png) vnc_png="no"
1030 ;;
1031 --enable-vnc-png) vnc_png="yes"
1032 ;;
1033 --disable-slirp) slirp="no"
1034 ;;
1035 --disable-vde) vde="no"
1036 ;;
1037 --enable-vde) vde="yes"
1038 ;;
1039 --disable-netmap) netmap="no"
1040 ;;
1041 --enable-netmap) netmap="yes"
1042 ;;
1043 --disable-xen) xen="no"
1044 ;;
1045 --enable-xen) xen="yes"
1046 ;;
1047 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1048 ;;
1049 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1050 ;;
1051 --disable-xen-pv-domain-build) xen_pv_domain_build="no"
1052 ;;
1053 --enable-xen-pv-domain-build) xen_pv_domain_build="yes"
1054 ;;
1055 --disable-brlapi) brlapi="no"
1056 ;;
1057 --enable-brlapi) brlapi="yes"
1058 ;;
1059 --disable-bluez) bluez="no"
1060 ;;
1061 --enable-bluez) bluez="yes"
1062 ;;
1063 --disable-kvm) kvm="no"
1064 ;;
1065 --enable-kvm) kvm="yes"
1066 ;;
1067 --disable-hax) hax="no"
1068 ;;
1069 --enable-hax) hax="yes"
1070 ;;
1071 --disable-hvf) hvf="no"
1072 ;;
1073 --enable-hvf) hvf="yes"
1074 ;;
1075 --disable-whpx) whpx="no"
1076 ;;
1077 --enable-whpx) whpx="yes"
1078 ;;
1079 --disable-tcg-interpreter) tcg_interpreter="no"
1080 ;;
1081 --enable-tcg-interpreter) tcg_interpreter="yes"
1082 ;;
1083 --disable-cap-ng) cap_ng="no"
1084 ;;
1085 --enable-cap-ng) cap_ng="yes"
1086 ;;
1087 --disable-tcg) tcg="no"
1088 ;;
1089 --enable-tcg) tcg="yes"
1090 ;;
1091 --disable-malloc-trim) malloc_trim="no"
1092 ;;
1093 --enable-malloc-trim) malloc_trim="yes"
1094 ;;
1095 --disable-spice) spice="no"
1096 ;;
1097 --enable-spice) spice="yes"
1098 ;;
1099 --disable-libiscsi) libiscsi="no"
1100 ;;
1101 --enable-libiscsi) libiscsi="yes"
1102 ;;
1103 --disable-libnfs) libnfs="no"
1104 ;;
1105 --enable-libnfs) libnfs="yes"
1106 ;;
1107 --enable-profiler) profiler="yes"
1108 ;;
1109 --disable-cocoa) cocoa="no"
1110 ;;
1111 --enable-cocoa)
1112 cocoa="yes" ;
1113 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1114 ;;
1115 --disable-system) softmmu="no"
1116 ;;
1117 --enable-system) softmmu="yes"
1118 ;;
1119 --disable-user)
1120 linux_user="no" ;
1121 bsd_user="no" ;
1122 ;;
1123 --enable-user) ;;
1124 --disable-linux-user) linux_user="no"
1125 ;;
1126 --enable-linux-user) linux_user="yes"
1127 ;;
1128 --disable-bsd-user) bsd_user="no"
1129 ;;
1130 --enable-bsd-user) bsd_user="yes"
1131 ;;
1132 --enable-pie) pie="yes"
1133 ;;
1134 --disable-pie) pie="no"
1135 ;;
1136 --enable-werror) werror="yes"
1137 ;;
1138 --disable-werror) werror="no"
1139 ;;
1140 --enable-stack-protector) stack_protector="yes"
1141 ;;
1142 --disable-stack-protector) stack_protector="no"
1143 ;;
1144 --disable-curses) curses="no"
1145 ;;
1146 --enable-curses) curses="yes"
1147 ;;
1148 --disable-curl) curl="no"
1149 ;;
1150 --enable-curl) curl="yes"
1151 ;;
1152 --disable-fdt) fdt="no"
1153 ;;
1154 --enable-fdt) fdt="yes"
1155 ;;
1156 --disable-linux-aio) linux_aio="no"
1157 ;;
1158 --enable-linux-aio) linux_aio="yes"
1159 ;;
1160 --disable-attr) attr="no"
1161 ;;
1162 --enable-attr) attr="yes"
1163 ;;
1164 --disable-membarrier) membarrier="no"
1165 ;;
1166 --enable-membarrier) membarrier="yes"
1167 ;;
1168 --disable-blobs) blobs="no"
1169 ;;
1170 --with-pkgversion=*) pkgversion="$optarg"
1171 ;;
1172 --with-coroutine=*) coroutine="$optarg"
1173 ;;
1174 --disable-coroutine-pool) coroutine_pool="no"
1175 ;;
1176 --enable-coroutine-pool) coroutine_pool="yes"
1177 ;;
1178 --enable-debug-stack-usage) debug_stack_usage="yes"
1179 ;;
1180 --enable-crypto-afalg) crypto_afalg="yes"
1181 ;;
1182 --disable-crypto-afalg) crypto_afalg="no"
1183 ;;
1184 --disable-docs) docs="no"
1185 ;;
1186 --enable-docs) docs="yes"
1187 ;;
1188 --disable-vhost-net) vhost_net="no"
1189 ;;
1190 --enable-vhost-net) vhost_net="yes"
1191 ;;
1192 --disable-vhost-crypto) vhost_crypto="no"
1193 ;;
1194 --enable-vhost-crypto)
1195 vhost_crypto="yes"
1196 if test "$mingw32" = "yes"; then
1197 error_exit "vhost-crypto isn't available on win32"
1198 fi
1199 ;;
1200 --disable-vhost-scsi) vhost_scsi="no"
1201 ;;
1202 --enable-vhost-scsi) vhost_scsi="yes"
1203 ;;
1204 --disable-vhost-vsock) vhost_vsock="no"
1205 ;;
1206 --enable-vhost-vsock) vhost_vsock="yes"
1207 ;;
1208 --disable-opengl) opengl="no"
1209 ;;
1210 --enable-opengl) opengl="yes"
1211 ;;
1212 --disable-rbd) rbd="no"
1213 ;;
1214 --enable-rbd) rbd="yes"
1215 ;;
1216 --disable-xfsctl) xfs="no"
1217 ;;
1218 --enable-xfsctl) xfs="yes"
1219 ;;
1220 --disable-smartcard) smartcard="no"
1221 ;;
1222 --enable-smartcard) smartcard="yes"
1223 ;;
1224 --disable-libusb) libusb="no"
1225 ;;
1226 --enable-libusb) libusb="yes"
1227 ;;
1228 --disable-usb-redir) usb_redir="no"
1229 ;;
1230 --enable-usb-redir) usb_redir="yes"
1231 ;;
1232 --disable-zlib-test) zlib="no"
1233 ;;
1234 --disable-lzo) lzo="no"
1235 ;;
1236 --enable-lzo) lzo="yes"
1237 ;;
1238 --disable-snappy) snappy="no"
1239 ;;
1240 --enable-snappy) snappy="yes"
1241 ;;
1242 --disable-bzip2) bzip2="no"
1243 ;;
1244 --enable-bzip2) bzip2="yes"
1245 ;;
1246 --enable-guest-agent) guest_agent="yes"
1247 ;;
1248 --disable-guest-agent) guest_agent="no"
1249 ;;
1250 --enable-guest-agent-msi) guest_agent_msi="yes"
1251 ;;
1252 --disable-guest-agent-msi) guest_agent_msi="no"
1253 ;;
1254 --with-vss-sdk) vss_win32_sdk=""
1255 ;;
1256 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1257 ;;
1258 --without-vss-sdk) vss_win32_sdk="no"
1259 ;;
1260 --with-win-sdk) win_sdk=""
1261 ;;
1262 --with-win-sdk=*) win_sdk="$optarg"
1263 ;;
1264 --without-win-sdk) win_sdk="no"
1265 ;;
1266 --enable-tools) want_tools="yes"
1267 ;;
1268 --disable-tools) want_tools="no"
1269 ;;
1270 --enable-seccomp) seccomp="yes"
1271 ;;
1272 --disable-seccomp) seccomp="no"
1273 ;;
1274 --disable-glusterfs) glusterfs="no"
1275 ;;
1276 --enable-glusterfs) glusterfs="yes"
1277 ;;
1278 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1279 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1280 ;;
1281 --enable-vhdx|--disable-vhdx)
1282 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1283 ;;
1284 --enable-uuid|--disable-uuid)
1285 echo "$0: $opt is obsolete, UUID support is always built" >&2
1286 ;;
1287 --disable-gtk) gtk="no"
1288 ;;
1289 --enable-gtk) gtk="yes"
1290 ;;
1291 --tls-priority=*) tls_priority="$optarg"
1292 ;;
1293 --disable-gnutls) gnutls="no"
1294 ;;
1295 --enable-gnutls) gnutls="yes"
1296 ;;
1297 --disable-nettle) nettle="no"
1298 ;;
1299 --enable-nettle) nettle="yes"
1300 ;;
1301 --disable-gcrypt) gcrypt="no"
1302 ;;
1303 --enable-gcrypt) gcrypt="yes"
1304 ;;
1305 --enable-rdma) rdma="yes"
1306 ;;
1307 --disable-rdma) rdma="no"
1308 ;;
1309 --with-gtkabi=*) gtkabi="$optarg"
1310 ;;
1311 --disable-vte) vte="no"
1312 ;;
1313 --enable-vte) vte="yes"
1314 ;;
1315 --disable-virglrenderer) virglrenderer="no"
1316 ;;
1317 --enable-virglrenderer) virglrenderer="yes"
1318 ;;
1319 --disable-tpm) tpm="no"
1320 ;;
1321 --enable-tpm) tpm="yes"
1322 ;;
1323 --disable-libssh2) libssh2="no"
1324 ;;
1325 --enable-libssh2) libssh2="yes"
1326 ;;
1327 --disable-live-block-migration) live_block_migration="no"
1328 ;;
1329 --enable-live-block-migration) live_block_migration="yes"
1330 ;;
1331 --disable-numa) numa="no"
1332 ;;
1333 --enable-numa) numa="yes"
1334 ;;
1335 --disable-libxml2) libxml2="no"
1336 ;;
1337 --enable-libxml2) libxml2="yes"
1338 ;;
1339 --disable-tcmalloc) tcmalloc="no"
1340 ;;
1341 --enable-tcmalloc) tcmalloc="yes"
1342 ;;
1343 --disable-jemalloc) jemalloc="no"
1344 ;;
1345 --enable-jemalloc) jemalloc="yes"
1346 ;;
1347 --disable-replication) replication="no"
1348 ;;
1349 --enable-replication) replication="yes"
1350 ;;
1351 --disable-vxhs) vxhs="no"
1352 ;;
1353 --enable-vxhs) vxhs="yes"
1354 ;;
1355 --disable-vhost-user) vhost_user="no"
1356 ;;
1357 --enable-vhost-user)
1358 vhost_user="yes"
1359 if test "$mingw32" = "yes"; then
1360 error_exit "vhost-user isn't available on win32"
1361 fi
1362 ;;
1363 --disable-capstone) capstone="no"
1364 ;;
1365 --enable-capstone) capstone="yes"
1366 ;;
1367 --enable-capstone=git) capstone="git"
1368 ;;
1369 --enable-capstone=system) capstone="system"
1370 ;;
1371 --with-git=*) git="$optarg"
1372 ;;
1373 --enable-git-update) git_update=yes
1374 ;;
1375 --disable-git-update) git_update=no
1376 ;;
1377 *)
1378 echo "ERROR: unknown option $opt"
1379 echo "Try '$0 --help' for more information"
1380 exit 1
1381 ;;
1382 esac
1383 done
1384
1385 if test "$vhost_user" = ""; then
1386 if test "$mingw32" = "yes"; then
1387 vhost_user="no"
1388 else
1389 vhost_user="yes"
1390 fi
1391 fi
1392
1393 case "$cpu" in
1394 ppc)
1395 CPU_CFLAGS="-m32"
1396 LDFLAGS="-m32 $LDFLAGS"
1397 ;;
1398 ppc64)
1399 CPU_CFLAGS="-m64"
1400 LDFLAGS="-m64 $LDFLAGS"
1401 ;;
1402 sparc)
1403 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1404 LDFLAGS="-m32 -mv8plus $LDFLAGS"
1405 ;;
1406 sparc64)
1407 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1408 LDFLAGS="-m64 $LDFLAGS"
1409 ;;
1410 s390)
1411 CPU_CFLAGS="-m31"
1412 LDFLAGS="-m31 $LDFLAGS"
1413 ;;
1414 s390x)
1415 CPU_CFLAGS="-m64"
1416 LDFLAGS="-m64 $LDFLAGS"
1417 ;;
1418 i386)
1419 CPU_CFLAGS="-m32"
1420 LDFLAGS="-m32 $LDFLAGS"
1421 cc_i386='$(CC) -m32'
1422 ;;
1423 x86_64)
1424 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1425 # If we truly care, we should simply detect this case at
1426 # runtime and generate the fallback to serial emulation.
1427 CPU_CFLAGS="-m64 -mcx16"
1428 LDFLAGS="-m64 $LDFLAGS"
1429 cc_i386='$(CC) -m32'
1430 ;;
1431 x32)
1432 CPU_CFLAGS="-mx32"
1433 LDFLAGS="-mx32 $LDFLAGS"
1434 cc_i386='$(CC) -m32'
1435 ;;
1436 # No special flags required for other host CPUs
1437 esac
1438
1439 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1440
1441 # For user-mode emulation the host arch has to be one we explicitly
1442 # support, even if we're using TCI.
1443 if [ "$ARCH" = "unknown" ]; then
1444 bsd_user="no"
1445 linux_user="no"
1446 fi
1447
1448 default_target_list=""
1449
1450 mak_wilds=""
1451
1452 if [ "$softmmu" = "yes" ]; then
1453 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1454 fi
1455 if [ "$linux_user" = "yes" ]; then
1456 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1457 fi
1458 if [ "$bsd_user" = "yes" ]; then
1459 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1460 fi
1461
1462 for config in $mak_wilds; do
1463 default_target_list="${default_target_list} $(basename "$config" .mak)"
1464 done
1465
1466 # Enumerate public trace backends for --help output
1467 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1468
1469 if test x"$show_help" = x"yes" ; then
1470 cat << EOF
1471
1472 Usage: configure [options]
1473 Options: [defaults in brackets after descriptions]
1474
1475 Standard options:
1476 --help print this message
1477 --prefix=PREFIX install in PREFIX [$prefix]
1478 --interp-prefix=PREFIX where to find shared libraries, etc.
1479 use %M for cpu name [$interp_prefix]
1480 --target-list=LIST set target list (default: build everything)
1481 $(echo Available targets: $default_target_list | \
1482 fold -s -w 53 | sed -e 's/^/ /')
1483
1484 Advanced options (experts only):
1485 --source-path=PATH path of source code [$source_path]
1486 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1487 --cc=CC use C compiler CC [$cc]
1488 --iasl=IASL use ACPI compiler IASL [$iasl]
1489 --host-cc=CC use C compiler CC [$host_cc] for code run at
1490 build time
1491 --cxx=CXX use C++ compiler CXX [$cxx]
1492 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1493 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1494 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1495 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1496 --make=MAKE use specified make [$make]
1497 --install=INSTALL use specified install [$install]
1498 --python=PYTHON use specified python [$python]
1499 --smbd=SMBD use specified smbd [$smbd]
1500 --static enable static build [$static]
1501 --mandir=PATH install man pages in PATH
1502 --datadir=PATH install firmware in PATH$confsuffix
1503 --docdir=PATH install documentation in PATH$confsuffix
1504 --bindir=PATH install binaries in PATH
1505 --libdir=PATH install libraries in PATH
1506 --sysconfdir=PATH install config in PATH$confsuffix
1507 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1508 --firmwarepath=PATH search PATH for firmware files
1509 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1510 --enable-debug enable common debug build options
1511 --enable-sanitizers enable default sanitizers
1512 --disable-strip disable stripping binaries
1513 --disable-werror disable compilation abort on warning
1514 --disable-stack-protector disable compiler-provided stack protection
1515 --audio-drv-list=LIST set audio drivers list:
1516 Available drivers: $audio_possible_drivers
1517 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1518 --block-drv-rw-whitelist=L
1519 set block driver read-write whitelist
1520 (affects only QEMU, not qemu-img)
1521 --block-drv-ro-whitelist=L
1522 set block driver read-only whitelist
1523 (affects only QEMU, not qemu-img)
1524 --enable-trace-backends=B Set trace backend
1525 Available backends: $trace_backend_list
1526 --with-trace-file=NAME Full PATH,NAME of file to store traces
1527 Default:trace-<pid>
1528 --disable-slirp disable SLIRP userspace network connectivity
1529 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1530 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1531 --oss-lib path to OSS library
1532 --cpu=CPU Build for host CPU [$cpu]
1533 --with-coroutine=BACKEND coroutine backend. Supported options:
1534 ucontext, sigaltstack, windows
1535 --enable-gcov enable test coverage analysis with gcov
1536 --gcov=GCOV use specified gcov [$gcov_tool]
1537 --disable-blobs disable installing provided firmware blobs
1538 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1539 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1540 --tls-priority default TLS protocol/cipher priority string
1541 --enable-gprof QEMU profiling with gprof
1542 --enable-profiler profiler support
1543 --enable-xen-pv-domain-build
1544 xen pv domain builder
1545 --enable-debug-stack-usage
1546 track the maximum stack usage of stacks created by qemu_alloc_stack
1547
1548 Optional features, enabled with --enable-FEATURE and
1549 disabled with --disable-FEATURE, default is enabled if available:
1550
1551 system all system emulation targets
1552 user supported user emulation targets
1553 linux-user all linux usermode emulation targets
1554 bsd-user all BSD usermode emulation targets
1555 docs build documentation
1556 guest-agent build the QEMU Guest Agent
1557 guest-agent-msi build guest agent Windows MSI installation package
1558 pie Position Independent Executables
1559 modules modules support
1560 debug-tcg TCG debugging (default is disabled)
1561 debug-info debugging information
1562 sparse sparse checker
1563
1564 gnutls GNUTLS cryptography support
1565 nettle nettle cryptography support
1566 gcrypt libgcrypt cryptography support
1567 sdl SDL UI
1568 --with-sdlabi select preferred SDL ABI 1.2 or 2.0
1569 gtk gtk UI
1570 --with-gtkabi select preferred GTK ABI 2.0 or 3.0
1571 vte vte support for the gtk UI
1572 curses curses UI
1573 vnc VNC UI support
1574 vnc-sasl SASL encryption for VNC server
1575 vnc-jpeg JPEG lossy compression for VNC server
1576 vnc-png PNG compression for VNC server
1577 cocoa Cocoa UI (Mac OS X only)
1578 virtfs VirtFS
1579 mpath Multipath persistent reservation passthrough
1580 xen xen backend driver support
1581 xen-pci-passthrough
1582 brlapi BrlAPI (Braile)
1583 curl curl connectivity
1584 membarrier membarrier system call (for Linux 4.14+ or Windows)
1585 fdt fdt device tree
1586 bluez bluez stack connectivity
1587 kvm KVM acceleration support
1588 hax HAX acceleration support
1589 hvf Hypervisor.framework acceleration support
1590 whpx Windows Hypervisor Platform acceleration support
1591 rdma Enable RDMA-based migration and PVRDMA support
1592 vde support for vde network
1593 netmap support for netmap network
1594 linux-aio Linux AIO support
1595 cap-ng libcap-ng support
1596 attr attr and xattr support
1597 vhost-net vhost-net acceleration support
1598 vhost-crypto vhost-crypto acceleration support
1599 spice spice
1600 rbd rados block device (rbd)
1601 libiscsi iscsi support
1602 libnfs nfs support
1603 smartcard smartcard support (libcacard)
1604 libusb libusb (for usb passthrough)
1605 live-block-migration Block migration in the main migration stream
1606 usb-redir usb network redirection support
1607 lzo support of lzo compression library
1608 snappy support of snappy compression library
1609 bzip2 support of bzip2 compression library
1610 (for reading bzip2-compressed dmg images)
1611 seccomp seccomp support
1612 coroutine-pool coroutine freelist (better performance)
1613 glusterfs GlusterFS backend
1614 tpm TPM support
1615 libssh2 ssh block device support
1616 numa libnuma support
1617 libxml2 for Parallels image format
1618 tcmalloc tcmalloc support
1619 jemalloc jemalloc support
1620 replication replication support
1621 vhost-vsock virtio sockets device support
1622 opengl opengl support
1623 virglrenderer virgl rendering support
1624 xfsctl xfsctl support
1625 qom-cast-debug cast debugging support
1626 tools build qemu-io, qemu-nbd and qemu-image tools
1627 vxhs Veritas HyperScale vDisk backend support
1628 crypto-afalg Linux AF_ALG crypto backend driver
1629 vhost-user vhost-user support
1630 capstone capstone disassembler support
1631
1632 NOTE: The object files are built at the place where configure is launched
1633 EOF
1634 exit 0
1635 fi
1636
1637 if ! has $python; then
1638 error_exit "Python not found. Use --python=/path/to/python"
1639 fi
1640
1641 # Note that if the Python conditional here evaluates True we will exit
1642 # with status 1 which is a shell 'false' value.
1643 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6))'; then
1644 error_exit "Cannot use '$python', Python 2 >= 2.6 or Python 3 is required." \
1645 "Use --python=/path/to/python to specify a supported Python."
1646 fi
1647
1648 # Suppress writing compiled files
1649 python="$python -B"
1650
1651 # Check that the C compiler works. Doing this here before testing
1652 # the host CPU ensures that we had a valid CC to autodetect the
1653 # $cpu var (and we should bail right here if that's not the case).
1654 # It also allows the help message to be printed without a CC.
1655 write_c_skeleton;
1656 if compile_object ; then
1657 : C compiler works ok
1658 else
1659 error_exit "\"$cc\" either does not exist or does not work"
1660 fi
1661 if ! compile_prog ; then
1662 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1663 fi
1664
1665 # Now we have handled --enable-tcg-interpreter and know we're not just
1666 # printing the help message, bail out if the host CPU isn't supported.
1667 if test "$ARCH" = "unknown"; then
1668 if test "$tcg_interpreter" = "yes" ; then
1669 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1670 else
1671 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1672 fi
1673 fi
1674
1675 # Consult white-list to determine whether to enable werror
1676 # by default. Only enable by default for git builds
1677 if test -z "$werror" ; then
1678 if test -d "$source_path/.git" -a \
1679 \( "$linux" = "yes" -o "$mingw32" = "yes" \) ; then
1680 werror="yes"
1681 else
1682 werror="no"
1683 fi
1684 fi
1685
1686 if test "$bogus_os" = "yes"; then
1687 # Now that we know that we're not printing the help and that
1688 # the compiler works (so the results of the check_defines we used
1689 # to identify the OS are reliable), if we didn't recognize the
1690 # host OS we should stop now.
1691 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1692 fi
1693
1694 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1695 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1696 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1697 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1698 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1699 gcc_flags="-Wno-string-plus-int $gcc_flags"
1700 gcc_flags="-Wno-error=address-of-packed-member $gcc_flags"
1701 # Note that we do not add -Werror to gcc_flags here, because that would
1702 # enable it for all configure tests. If a configure test failed due
1703 # to -Werror this would just silently disable some features,
1704 # so it's too error prone.
1705
1706 cc_has_warning_flag() {
1707 write_c_skeleton;
1708
1709 # Use the positive sense of the flag when testing for -Wno-wombat
1710 # support (gcc will happily accept the -Wno- form of unknown
1711 # warning options).
1712 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1713 compile_prog "-Werror $optflag" ""
1714 }
1715
1716 for flag in $gcc_flags; do
1717 if cc_has_warning_flag $flag ; then
1718 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1719 fi
1720 done
1721
1722 if test "$stack_protector" != "no"; then
1723 cat > $TMPC << EOF
1724 int main(int argc, char *argv[])
1725 {
1726 char arr[64], *p = arr, *c = argv[0];
1727 while (*c) {
1728 *p++ = *c++;
1729 }
1730 return 0;
1731 }
1732 EOF
1733 gcc_flags="-fstack-protector-strong -fstack-protector-all"
1734 sp_on=0
1735 for flag in $gcc_flags; do
1736 # We need to check both a compile and a link, since some compiler
1737 # setups fail only on a .c->.o compile and some only at link time
1738 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1739 compile_prog "-Werror $flag" ""; then
1740 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1741 sp_on=1
1742 break
1743 fi
1744 done
1745 if test "$stack_protector" = yes; then
1746 if test $sp_on = 0; then
1747 error_exit "Stack protector not supported"
1748 fi
1749 fi
1750 fi
1751
1752 # Disable -Wmissing-braces on older compilers that warn even for
1753 # the "universal" C zero initializer {0}.
1754 cat > $TMPC << EOF
1755 struct {
1756 int a[2];
1757 } x = {0};
1758 EOF
1759 if compile_object "-Werror" "" ; then
1760 :
1761 else
1762 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
1763 fi
1764
1765 # Workaround for http://gcc.gnu.org/PR55489. Happens with -fPIE/-fPIC and
1766 # large functions that use global variables. The bug is in all releases of
1767 # GCC, but it became particularly acute in 4.6.x and 4.7.x. It is fixed in
1768 # 4.7.3 and 4.8.0. We should be able to delete this at the end of 2013.
1769 cat > $TMPC << EOF
1770 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1771 int main(void) { return 0; }
1772 #else
1773 #error No bug in this compiler.
1774 #endif
1775 EOF
1776 if compile_prog "-Werror -fno-gcse" "" ; then
1777 TRANSLATE_OPT_CFLAGS=-fno-gcse
1778 fi
1779
1780 if test "$static" = "yes" ; then
1781 if test "$modules" = "yes" ; then
1782 error_exit "static and modules are mutually incompatible"
1783 fi
1784 if test "$pie" = "yes" ; then
1785 error_exit "static and pie are mutually incompatible"
1786 else
1787 pie="no"
1788 fi
1789 fi
1790
1791 # Unconditional check for compiler __thread support
1792 cat > $TMPC << EOF
1793 static __thread int tls_var;
1794 int main(void) { return tls_var; }
1795 EOF
1796
1797 if ! compile_prog "-Werror" "" ; then
1798 error_exit "Your compiler does not support the __thread specifier for " \
1799 "Thread-Local Storage (TLS). Please upgrade to a version that does."
1800 fi
1801
1802 if test "$pie" = ""; then
1803 case "$cpu-$targetos" in
1804 i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1805 ;;
1806 *)
1807 pie="no"
1808 ;;
1809 esac
1810 fi
1811
1812 if test "$pie" != "no" ; then
1813 cat > $TMPC << EOF
1814
1815 #ifdef __linux__
1816 # define THREAD __thread
1817 #else
1818 # define THREAD
1819 #endif
1820
1821 static THREAD int tls_var;
1822
1823 int main(void) { return tls_var; }
1824
1825 EOF
1826 if compile_prog "-fPIE -DPIE" "-pie"; then
1827 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1828 LDFLAGS="-pie $LDFLAGS"
1829 pie="yes"
1830 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1831 LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1832 fi
1833 else
1834 if test "$pie" = "yes"; then
1835 error_exit "PIE not available due to missing toolchain support"
1836 else
1837 echo "Disabling PIE due to missing toolchain support"
1838 pie="no"
1839 fi
1840 fi
1841
1842 if compile_prog "-Werror -fno-pie" "-nopie"; then
1843 CFLAGS_NOPIE="-fno-pie"
1844 LDFLAGS_NOPIE="-nopie"
1845 fi
1846 fi
1847
1848 ##########################################
1849 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1850 # use i686 as default anyway, but for those that don't, an explicit
1851 # specification is necessary
1852
1853 if test "$cpu" = "i386"; then
1854 cat > $TMPC << EOF
1855 static int sfaa(int *ptr)
1856 {
1857 return __sync_fetch_and_and(ptr, 0);
1858 }
1859
1860 int main(void)
1861 {
1862 int val = 42;
1863 val = __sync_val_compare_and_swap(&val, 0, 1);
1864 sfaa(&val);
1865 return val;
1866 }
1867 EOF
1868 if ! compile_prog "" "" ; then
1869 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1870 fi
1871 fi
1872
1873 #########################################
1874 # Solaris specific configure tool chain decisions
1875
1876 if test "$solaris" = "yes" ; then
1877 if has $install; then
1878 :
1879 else
1880 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1881 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1882 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1883 fi
1884 if test "$(path_of $install)" = "/usr/sbin/install" ; then
1885 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1886 "try ginstall from the GNU fileutils available from www.blastwave.org" \
1887 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1888 fi
1889 if has ar; then
1890 :
1891 else
1892 if test -f /usr/ccs/bin/ar ; then
1893 error_exit "No path includes ar" \
1894 "Add /usr/ccs/bin to your path and rerun configure"
1895 fi
1896 error_exit "No path includes ar"
1897 fi
1898 fi
1899
1900 if test -z "${target_list+xxx}" ; then
1901 for target in $default_target_list; do
1902 supported_target $target 2>/dev/null && \
1903 target_list="$target_list $target"
1904 done
1905 target_list="${target_list# }"
1906 else
1907 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1908 for target in $target_list; do
1909 # Check that we recognised the target name; this allows a more
1910 # friendly error message than if we let it fall through.
1911 case " $default_target_list " in
1912 *" $target "*)
1913 ;;
1914 *)
1915 error_exit "Unknown target name '$target'"
1916 ;;
1917 esac
1918 supported_target $target || exit 1
1919 done
1920 fi
1921
1922 # see if system emulation was really requested
1923 case " $target_list " in
1924 *"-softmmu "*) softmmu=yes
1925 ;;
1926 *) softmmu=no
1927 ;;
1928 esac
1929
1930 feature_not_found() {
1931 feature=$1
1932 remedy=$2
1933
1934 error_exit "User requested feature $feature" \
1935 "configure was not able to find it." \
1936 "$remedy"
1937 }
1938
1939 # ---
1940 # big/little endian test
1941 cat > $TMPC << EOF
1942 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1943 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1944 extern int foo(short *, short *);
1945 int main(int argc, char *argv[]) {
1946 return foo(big_endian, little_endian);
1947 }
1948 EOF
1949
1950 if compile_object ; then
1951 if strings -a $TMPO | grep -q BiGeNdIaN ; then
1952 bigendian="yes"
1953 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
1954 bigendian="no"
1955 else
1956 echo big/little test failed
1957 fi
1958 else
1959 echo big/little test failed
1960 fi
1961
1962 ##########################################
1963 # cocoa implies not SDL or GTK
1964 # (the cocoa UI code currently assumes it is always the active UI
1965 # and doesn't interact well with other UI frontend code)
1966 if test "$cocoa" = "yes"; then
1967 if test "$sdl" = "yes"; then
1968 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1969 fi
1970 if test "$gtk" = "yes"; then
1971 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1972 fi
1973 gtk=no
1974 sdl=no
1975 fi
1976
1977 # Some versions of Mac OS X incorrectly define SIZE_MAX
1978 cat > $TMPC << EOF
1979 #include <stdint.h>
1980 #include <stdio.h>
1981 int main(int argc, char *argv[]) {
1982 return printf("%zu", SIZE_MAX);
1983 }
1984 EOF
1985 have_broken_size_max=no
1986 if ! compile_object -Werror ; then
1987 have_broken_size_max=yes
1988 fi
1989
1990 ##########################################
1991 # L2TPV3 probe
1992
1993 cat > $TMPC <<EOF
1994 #include <sys/socket.h>
1995 #include <linux/ip.h>
1996 int main(void) { return sizeof(struct mmsghdr); }
1997 EOF
1998 if compile_prog "" "" ; then
1999 l2tpv3=yes
2000 else
2001 l2tpv3=no
2002 fi
2003
2004 ##########################################
2005 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2006
2007 if test "$mingw32" = "yes"; then
2008 # Some versions of MinGW / Mingw-w64 lack localtime_r
2009 # and gmtime_r entirely.
2010 #
2011 # Some versions of Mingw-w64 define a macro for
2012 # localtime_r/gmtime_r.
2013 #
2014 # Some versions of Mingw-w64 will define functions
2015 # for localtime_r/gmtime_r, but only if you have
2016 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2017 # though, unistd.h and pthread.h both define
2018 # that for you.
2019 #
2020 # So this #undef localtime_r and #include <unistd.h>
2021 # are not in fact redundant.
2022 cat > $TMPC << EOF
2023 #include <unistd.h>
2024 #include <time.h>
2025 #undef localtime_r
2026 int main(void) { localtime_r(NULL, NULL); return 0; }
2027 EOF
2028 if compile_prog "" "" ; then
2029 localtime_r="yes"
2030 else
2031 localtime_r="no"
2032 fi
2033 fi
2034
2035 ##########################################
2036 # pkg-config probe
2037
2038 if ! has "$pkg_config_exe"; then
2039 error_exit "pkg-config binary '$pkg_config_exe' not found"
2040 fi
2041
2042 ##########################################
2043 # NPTL probe
2044
2045 if test "$linux_user" = "yes"; then
2046 cat > $TMPC <<EOF
2047 #include <sched.h>
2048 #include <linux/futex.h>
2049 int main(void) {
2050 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2051 #error bork
2052 #endif
2053 return 0;
2054 }
2055 EOF
2056 if ! compile_object ; then
2057 feature_not_found "nptl" "Install glibc and linux kernel headers."
2058 fi
2059 fi
2060
2061 #########################################
2062 # zlib check
2063
2064 if test "$zlib" != "no" ; then
2065 cat > $TMPC << EOF
2066 #include <zlib.h>
2067 int main(void) { zlibVersion(); return 0; }
2068 EOF
2069 if compile_prog "" "-lz" ; then
2070 :
2071 else
2072 error_exit "zlib check failed" \
2073 "Make sure to have the zlib libs and headers installed."
2074 fi
2075 fi
2076 LIBS="$LIBS -lz"
2077
2078 ##########################################
2079 # lzo check
2080
2081 if test "$lzo" != "no" ; then
2082 cat > $TMPC << EOF
2083 #include <lzo/lzo1x.h>
2084 int main(void) { lzo_version(); return 0; }
2085 EOF
2086 if compile_prog "" "-llzo2" ; then
2087 libs_softmmu="$libs_softmmu -llzo2"
2088 lzo="yes"
2089 else
2090 if test "$lzo" = "yes"; then
2091 feature_not_found "liblzo2" "Install liblzo2 devel"
2092 fi
2093 lzo="no"
2094 fi
2095 fi
2096
2097 ##########################################
2098 # snappy check
2099
2100 if test "$snappy" != "no" ; then
2101 cat > $TMPC << EOF
2102 #include <snappy-c.h>
2103 int main(void) { snappy_max_compressed_length(4096); return 0; }
2104 EOF
2105 if compile_prog "" "-lsnappy" ; then
2106 libs_softmmu="$libs_softmmu -lsnappy"
2107 snappy="yes"
2108 else
2109 if test "$snappy" = "yes"; then
2110 feature_not_found "libsnappy" "Install libsnappy devel"
2111 fi
2112 snappy="no"
2113 fi
2114 fi
2115
2116 ##########################################
2117 # bzip2 check
2118
2119 if test "$bzip2" != "no" ; then
2120 cat > $TMPC << EOF
2121 #include <bzlib.h>
2122 int main(void) { BZ2_bzlibVersion(); return 0; }
2123 EOF
2124 if compile_prog "" "-lbz2" ; then
2125 bzip2="yes"
2126 else
2127 if test "$bzip2" = "yes"; then
2128 feature_not_found "libbzip2" "Install libbzip2 devel"
2129 fi
2130 bzip2="no"
2131 fi
2132 fi
2133
2134 ##########################################
2135 # libseccomp check
2136
2137 if test "$seccomp" != "no" ; then
2138 case "$cpu" in
2139 i386|x86_64)
2140 libseccomp_minver="2.1.0"
2141 ;;
2142 mips)
2143 libseccomp_minver="2.2.0"
2144 ;;
2145 arm|aarch64)
2146 libseccomp_minver="2.2.3"
2147 ;;
2148 ppc|ppc64|s390x)
2149 libseccomp_minver="2.3.0"
2150 ;;
2151 *)
2152 libseccomp_minver=""
2153 ;;
2154 esac
2155
2156 if test "$libseccomp_minver" != "" &&
2157 $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2158 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2159 seccomp_libs="$($pkg_config --libs libseccomp)"
2160 seccomp="yes"
2161 else
2162 if test "$seccomp" = "yes" ; then
2163 if test "$libseccomp_minver" != "" ; then
2164 feature_not_found "libseccomp" \
2165 "Install libseccomp devel >= $libseccomp_minver"
2166 else
2167 feature_not_found "libseccomp" \
2168 "libseccomp is not supported for host cpu $cpu"
2169 fi
2170 fi
2171 seccomp="no"
2172 fi
2173 fi
2174 ##########################################
2175 # xen probe
2176
2177 if test "$xen" != "no" ; then
2178 # Check whether Xen library path is specified via --extra-ldflags to avoid
2179 # overriding this setting with pkg-config output. If not, try pkg-config
2180 # to obtain all needed flags.
2181
2182 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2183 $pkg_config --exists xencontrol ; then
2184 xen_ctrl_version="$(printf '%d%02d%02d' \
2185 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2186 xen=yes
2187 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2188 xen_pc="$xen_pc xenevtchn xendevicemodel"
2189 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2190 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2191 LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
2192 else
2193
2194 xen_libs="-lxenstore -lxenctrl -lxenguest"
2195 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2196
2197 # First we test whether Xen headers and libraries are available.
2198 # If no, we are done and there is no Xen support.
2199 # If yes, more tests are run to detect the Xen version.
2200
2201 # Xen (any)
2202 cat > $TMPC <<EOF
2203 #include <xenctrl.h>
2204 int main(void) {
2205 return 0;
2206 }
2207 EOF
2208 if ! compile_prog "" "$xen_libs" ; then
2209 # Xen not found
2210 if test "$xen" = "yes" ; then
2211 feature_not_found "xen" "Install xen devel"
2212 fi
2213 xen=no
2214
2215 # Xen unstable
2216 elif
2217 cat > $TMPC <<EOF &&
2218 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2219 #include <xenforeignmemory.h>
2220 int main(void) {
2221 xenforeignmemory_handle *xfmem;
2222
2223 xfmem = xenforeignmemory_open(0, 0);
2224 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2225
2226 return 0;
2227 }
2228 EOF
2229 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2230 then
2231 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2232 xen_ctrl_version=41000
2233 xen=yes
2234 elif
2235 cat > $TMPC <<EOF &&
2236 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2237 #define __XEN_TOOLS__
2238 #include <xendevicemodel.h>
2239 int main(void) {
2240 xendevicemodel_handle *xd;
2241
2242 xd = xendevicemodel_open(0, 0);
2243 xendevicemodel_close(xd);
2244
2245 return 0;
2246 }
2247 EOF
2248 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2249 then
2250 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2251 xen_ctrl_version=40900
2252 xen=yes
2253 elif
2254 cat > $TMPC <<EOF &&
2255 /*
2256 * If we have stable libs the we don't want the libxc compat
2257 * layers, regardless of what CFLAGS we may have been given.
2258 *
2259 * Also, check if xengnttab_grant_copy_segment_t is defined and
2260 * grant copy operation is implemented.
2261 */
2262 #undef XC_WANT_COMPAT_EVTCHN_API
2263 #undef XC_WANT_COMPAT_GNTTAB_API
2264 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2265 #include <xenctrl.h>
2266 #include <xenstore.h>
2267 #include <xenevtchn.h>
2268 #include <xengnttab.h>
2269 #include <xenforeignmemory.h>
2270 #include <stdint.h>
2271 #include <xen/hvm/hvm_info_table.h>
2272 #if !defined(HVM_MAX_VCPUS)
2273 # error HVM_MAX_VCPUS not defined
2274 #endif
2275 int main(void) {
2276 xc_interface *xc = NULL;
2277 xenforeignmemory_handle *xfmem;
2278 xenevtchn_handle *xe;
2279 xengnttab_handle *xg;
2280 xen_domain_handle_t handle;
2281 xengnttab_grant_copy_segment_t* seg = NULL;
2282
2283 xs_daemon_open();
2284
2285 xc = xc_interface_open(0, 0, 0);
2286 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2287 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2288 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2289 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2290 xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2291
2292 xfmem = xenforeignmemory_open(0, 0);
2293 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2294
2295 xe = xenevtchn_open(0, 0);
2296 xenevtchn_fd(xe);
2297
2298 xg = xengnttab_open(0, 0);
2299 xengnttab_grant_copy(xg, 0, seg);
2300
2301 return 0;
2302 }
2303 EOF
2304 compile_prog "" "$xen_libs $xen_stable_libs"
2305 then
2306 xen_ctrl_version=40800
2307 xen=yes
2308 elif
2309 cat > $TMPC <<EOF &&
2310 /*
2311 * If we have stable libs the we don't want the libxc compat
2312 * layers, regardless of what CFLAGS we may have been given.
2313 */
2314 #undef XC_WANT_COMPAT_EVTCHN_API
2315 #undef XC_WANT_COMPAT_GNTTAB_API
2316 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2317 #include <xenctrl.h>
2318 #include <xenstore.h>
2319 #include <xenevtchn.h>
2320 #include <xengnttab.h>
2321 #include <xenforeignmemory.h>
2322 #include <stdint.h>
2323 #include <xen/hvm/hvm_info_table.h>
2324 #if !defined(HVM_MAX_VCPUS)
2325 # error HVM_MAX_VCPUS not defined
2326 #endif
2327 int main(void) {
2328 xc_interface *xc = NULL;
2329 xenforeignmemory_handle *xfmem;
2330 xenevtchn_handle *xe;
2331 xengnttab_handle *xg;
2332 xen_domain_handle_t handle;
2333
2334 xs_daemon_open();
2335
2336 xc = xc_interface_open(0, 0, 0);
2337 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2338 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2339 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2340 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2341 xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2342
2343 xfmem = xenforeignmemory_open(0, 0);
2344 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2345
2346 xe = xenevtchn_open(0, 0);
2347 xenevtchn_fd(xe);
2348
2349 xg = xengnttab_open(0, 0);
2350 xengnttab_map_grant_ref(xg, 0, 0, 0);
2351
2352 return 0;
2353 }
2354 EOF
2355 compile_prog "" "$xen_libs $xen_stable_libs"
2356 then
2357 xen_ctrl_version=40701
2358 xen=yes
2359 elif
2360 cat > $TMPC <<EOF &&
2361 #include <xenctrl.h>
2362 #include <stdint.h>
2363 int main(void) {
2364 xc_interface *xc = NULL;
2365 xen_domain_handle_t handle;
2366 xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2367 return 0;
2368 }
2369 EOF
2370 compile_prog "" "$xen_libs"
2371 then
2372 xen_ctrl_version=40700
2373 xen=yes
2374
2375 # Xen 4.6
2376 elif
2377 cat > $TMPC <<EOF &&
2378 #include <xenctrl.h>
2379 #include <xenstore.h>
2380 #include <stdint.h>
2381 #include <xen/hvm/hvm_info_table.h>
2382 #if !defined(HVM_MAX_VCPUS)
2383 # error HVM_MAX_VCPUS not defined
2384 #endif
2385 int main(void) {
2386 xc_interface *xc;
2387 xs_daemon_open();
2388 xc = xc_interface_open(0, 0, 0);
2389 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2390 xc_gnttab_open(NULL, 0);
2391 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2392 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2393 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2394 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2395 return 0;
2396 }
2397 EOF
2398 compile_prog "" "$xen_libs"
2399 then
2400 xen_ctrl_version=40600
2401 xen=yes
2402
2403 # Xen 4.5
2404 elif
2405 cat > $TMPC <<EOF &&
2406 #include <xenctrl.h>
2407 #include <xenstore.h>
2408 #include <stdint.h>
2409 #include <xen/hvm/hvm_info_table.h>
2410 #if !defined(HVM_MAX_VCPUS)
2411 # error HVM_MAX_VCPUS not defined
2412 #endif
2413 int main(void) {
2414 xc_interface *xc;
2415 xs_daemon_open();
2416 xc = xc_interface_open(0, 0, 0);
2417 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2418 xc_gnttab_open(NULL, 0);
2419 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2420 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2421 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2422 return 0;
2423 }
2424 EOF
2425 compile_prog "" "$xen_libs"
2426 then
2427 xen_ctrl_version=40500
2428 xen=yes
2429
2430 elif
2431 cat > $TMPC <<EOF &&
2432 #include <xenctrl.h>
2433 #include <xenstore.h>
2434 #include <stdint.h>
2435 #include <xen/hvm/hvm_info_table.h>
2436 #if !defined(HVM_MAX_VCPUS)
2437 # error HVM_MAX_VCPUS not defined
2438 #endif
2439 int main(void) {
2440 xc_interface *xc;
2441 xs_daemon_open();
2442 xc = xc_interface_open(0, 0, 0);
2443 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2444 xc_gnttab_open(NULL, 0);
2445 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2446 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2447 return 0;
2448 }
2449 EOF
2450 compile_prog "" "$xen_libs"
2451 then
2452 xen_ctrl_version=40200
2453 xen=yes
2454
2455 else
2456 if test "$xen" = "yes" ; then
2457 feature_not_found "xen (unsupported version)" \
2458 "Install a supported xen (xen 4.2 or newer)"
2459 fi
2460 xen=no
2461 fi
2462
2463 if test "$xen" = yes; then
2464 if test $xen_ctrl_version -ge 40701 ; then
2465 libs_softmmu="$xen_stable_libs $libs_softmmu"
2466 fi
2467 libs_softmmu="$xen_libs $libs_softmmu"
2468 fi
2469 fi
2470 fi
2471
2472 if test "$xen_pci_passthrough" != "no"; then
2473 if test "$xen" = "yes" && test "$linux" = "yes"; then
2474 xen_pci_passthrough=yes
2475 else
2476 if test "$xen_pci_passthrough" = "yes"; then
2477 error_exit "User requested feature Xen PCI Passthrough" \
2478 " but this feature requires /sys from Linux"
2479 fi
2480 xen_pci_passthrough=no
2481 fi
2482 fi
2483
2484 if test "$xen_pv_domain_build" = "yes" &&
2485 test "$xen" != "yes"; then
2486 error_exit "User requested Xen PV domain builder support" \
2487 "which requires Xen support."
2488 fi
2489
2490 ##########################################
2491 # Windows Hypervisor Platform accelerator (WHPX) check
2492 if test "$whpx" != "no" ; then
2493 cat > $TMPC << EOF
2494 #include <windows.h>
2495 #include <WinHvPlatform.h>
2496 #include <WinHvEmulation.h>
2497 int main(void) {
2498 WHV_CAPABILITY whpx_cap;
2499 WHvGetCapability(WHvCapabilityCodeFeatures, &whpx_cap, sizeof(whpx_cap));
2500 return 0;
2501 }
2502 EOF
2503 if compile_prog "" "-lWinHvPlatform -lWinHvEmulation" ; then
2504 libs_softmmu="$libs_softmmu -lWinHvPlatform -lWinHvEmulation"
2505 whpx="yes"
2506 else
2507 if test "$whpx" = "yes"; then
2508 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2509 fi
2510 whpx="no"
2511 fi
2512 fi
2513
2514 ##########################################
2515 # Sparse probe
2516 if test "$sparse" != "no" ; then
2517 if has cgcc; then
2518 sparse=yes
2519 else
2520 if test "$sparse" = "yes" ; then
2521 feature_not_found "sparse" "Install sparse binary"
2522 fi
2523 sparse=no
2524 fi
2525 fi
2526
2527 ##########################################
2528 # X11 probe
2529 if $pkg_config --exists "x11"; then
2530 have_x11=yes
2531 x11_cflags=$($pkg_config --cflags x11)
2532 x11_libs=$($pkg_config --libs x11)
2533 fi
2534
2535 ##########################################
2536 # GTK probe
2537
2538 if test "$gtkabi" = ""; then
2539 # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2540 # Use 2.0 as a fallback if that is available.
2541 if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2542 gtkabi=3.0
2543 elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2544 gtkabi=2.0
2545 else
2546 gtkabi=3.0
2547 fi
2548 fi
2549
2550 if test "$gtk" != "no"; then
2551 gtkpackage="gtk+-$gtkabi"
2552 gtkx11package="gtk+-x11-$gtkabi"
2553 if test "$gtkabi" = "3.0" ; then
2554 gtkversion="3.0.0"
2555 else
2556 gtkversion="2.18.0"
2557 fi
2558 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2559 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2560 gtk_libs=$($pkg_config --libs $gtkpackage)
2561 gtk_version=$($pkg_config --modversion $gtkpackage)
2562 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2563 need_x11=yes
2564 gtk_cflags="$gtk_cflags $x11_cflags"
2565 gtk_libs="$gtk_libs $x11_libs"
2566 fi
2567 gtk="yes"
2568 elif test "$gtk" = "yes"; then
2569 feature_not_found "gtk" "Install gtk3-devel"
2570 else
2571 gtk="no"
2572 fi
2573 fi
2574
2575
2576 ##########################################
2577 # GNUTLS probe
2578
2579 gnutls_works() {
2580 # Unfortunately some distros have bad pkg-config information for gnutls
2581 # such that it claims to exist but you get a compiler error if you try
2582 # to use the options returned by --libs. Specifically, Ubuntu for --static
2583 # builds doesn't work:
2584 # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2585 #
2586 # So sanity check the cflags/libs before assuming gnutls can be used.
2587 if ! $pkg_config --exists "gnutls"; then
2588 return 1
2589 fi
2590
2591 write_c_skeleton
2592 compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2593 }
2594
2595 gnutls_gcrypt=no
2596 gnutls_nettle=no
2597 if test "$gnutls" != "no"; then
2598 if gnutls_works; then
2599 gnutls_cflags=$($pkg_config --cflags gnutls)
2600 gnutls_libs=$($pkg_config --libs gnutls)
2601 libs_softmmu="$gnutls_libs $libs_softmmu"
2602 libs_tools="$gnutls_libs $libs_tools"
2603 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2604 gnutls="yes"
2605
2606 # gnutls_rnd requires >= 2.11.0
2607 if $pkg_config --exists "gnutls >= 2.11.0"; then
2608 gnutls_rnd="yes"
2609 else
2610 gnutls_rnd="no"
2611 fi
2612
2613 if $pkg_config --exists 'gnutls >= 3.0'; then
2614 gnutls_gcrypt=no
2615 gnutls_nettle=yes
2616 elif $pkg_config --exists 'gnutls >= 2.12'; then
2617 case $($pkg_config --libs --static gnutls) in
2618 *gcrypt*)
2619 gnutls_gcrypt=yes
2620 gnutls_nettle=no
2621 ;;
2622 *nettle*)
2623 gnutls_gcrypt=no
2624 gnutls_nettle=yes
2625 ;;
2626 *)
2627 gnutls_gcrypt=yes
2628 gnutls_nettle=no
2629 ;;
2630 esac
2631 else
2632 gnutls_gcrypt=yes
2633 gnutls_nettle=no
2634 fi
2635 elif test "$gnutls" = "yes"; then
2636 feature_not_found "gnutls" "Install gnutls devel"
2637 else
2638 gnutls="no"
2639 gnutls_rnd="no"
2640 fi
2641 else
2642 gnutls_rnd="no"
2643 fi
2644
2645
2646 # If user didn't give a --disable/enable-gcrypt flag,
2647 # then mark as disabled if user requested nettle
2648 # explicitly, or if gnutls links to nettle
2649 if test -z "$gcrypt"
2650 then
2651 if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2652 then
2653 gcrypt="no"
2654 fi
2655 fi
2656
2657 # If user didn't give a --disable/enable-nettle flag,
2658 # then mark as disabled if user requested gcrypt
2659 # explicitly, or if gnutls links to gcrypt
2660 if test -z "$nettle"
2661 then
2662 if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2663 then
2664 nettle="no"
2665 fi
2666 fi
2667
2668 has_libgcrypt_config() {
2669 if ! has "libgcrypt-config"
2670 then
2671 return 1
2672 fi
2673
2674 if test -n "$cross_prefix"
2675 then
2676 host=$(libgcrypt-config --host)
2677 if test "$host-" != $cross_prefix
2678 then
2679 return 1
2680 fi
2681 fi
2682
2683 return 0
2684 }
2685
2686 if test "$gcrypt" != "no"; then
2687 if has_libgcrypt_config; then
2688 gcrypt_cflags=$(libgcrypt-config --cflags)
2689 gcrypt_libs=$(libgcrypt-config --libs)
2690 # Debian has remove -lgpg-error from libgcrypt-config
2691 # as it "spreads unnecessary dependencies" which in
2692 # turn breaks static builds...
2693 if test "$static" = "yes"
2694 then
2695 gcrypt_libs="$gcrypt_libs -lgpg-error"
2696 fi
2697 libs_softmmu="$gcrypt_libs $libs_softmmu"
2698 libs_tools="$gcrypt_libs $libs_tools"
2699 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2700 gcrypt="yes"
2701 if test -z "$nettle"; then
2702 nettle="no"
2703 fi
2704
2705 cat > $TMPC << EOF
2706 #include <gcrypt.h>
2707 int main(void) {
2708 gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2709 GCRY_MD_SHA256,
2710 NULL, 0, 0, 0, NULL);
2711 return 0;
2712 }
2713 EOF
2714 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2715 gcrypt_kdf=yes
2716 fi
2717
2718 cat > $TMPC << EOF
2719 #include <gcrypt.h>
2720 int main(void) {
2721 gcry_mac_hd_t handle;
2722 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2723 GCRY_MAC_FLAG_SECURE, NULL);
2724 return 0;
2725 }
2726 EOF
2727 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2728 gcrypt_hmac=yes
2729 fi
2730 else
2731 if test "$gcrypt" = "yes"; then
2732 feature_not_found "gcrypt" "Install gcrypt devel"
2733 else
2734 gcrypt="no"
2735 fi
2736 fi
2737 fi
2738
2739
2740 if test "$nettle" != "no"; then
2741 if $pkg_config --exists "nettle"; then
2742 nettle_cflags=$($pkg_config --cflags nettle)
2743 nettle_libs=$($pkg_config --libs nettle)
2744 nettle_version=$($pkg_config --modversion nettle)
2745 libs_softmmu="$nettle_libs $libs_softmmu"
2746 libs_tools="$nettle_libs $libs_tools"
2747 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2748 nettle="yes"
2749
2750 cat > $TMPC << EOF
2751 #include <stddef.h>
2752 #include <nettle/pbkdf2.h>
2753 int main(void) {
2754 pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2755 return 0;
2756 }
2757 EOF
2758 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2759 nettle_kdf=yes
2760 fi
2761 else
2762 if test "$nettle" = "yes"; then
2763 feature_not_found "nettle" "Install nettle devel"
2764 else
2765 nettle="no"
2766 fi
2767 fi
2768 fi
2769
2770 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2771 then
2772 error_exit "Only one of gcrypt & nettle can be enabled"
2773 fi
2774
2775 ##########################################
2776 # libtasn1 - only for the TLS creds/session test suite
2777
2778 tasn1=yes
2779 tasn1_cflags=""
2780 tasn1_libs=""
2781 if $pkg_config --exists "libtasn1"; then
2782 tasn1_cflags=$($pkg_config --cflags libtasn1)
2783 tasn1_libs=$($pkg_config --libs libtasn1)
2784 else
2785 tasn1=no
2786 fi
2787
2788
2789 ##########################################
2790 # getifaddrs (for tests/test-io-channel-socket )
2791
2792 have_ifaddrs_h=yes
2793 if ! check_include "ifaddrs.h" ; then
2794 have_ifaddrs_h=no
2795 fi
2796
2797 ##########################################
2798 # VTE probe
2799
2800 if test "$vte" != "no"; then
2801 if test "$gtkabi" = "3.0"; then
2802 vteminversion="0.32.0"
2803 if $pkg_config --exists "vte-2.91"; then
2804 vtepackage="vte-2.91"
2805 else
2806 vtepackage="vte-2.90"
2807 fi
2808 else
2809 vtepackage="vte"
2810 vteminversion="0.24.0"
2811 fi
2812 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2813 vte_cflags=$($pkg_config --cflags $vtepackage)
2814 vte_libs=$($pkg_config --libs $vtepackage)
2815 vteversion=$($pkg_config --modversion $vtepackage)
2816 vte="yes"
2817 elif test "$vte" = "yes"; then
2818 if test "$gtkabi" = "3.0"; then
2819 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2820 else
2821 feature_not_found "vte" "Install libvte devel"
2822 fi
2823 else
2824 vte="no"
2825 fi
2826 fi
2827
2828 ##########################################
2829 # SDL probe
2830
2831 # Look for sdl configuration program (pkg-config or sdl-config). Try
2832 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2833
2834 if test "$sdlabi" = ""; then
2835 if $pkg_config --exists "sdl2"; then
2836 sdlabi=2.0
2837 elif $pkg_config --exists "sdl"; then
2838 sdlabi=1.2
2839 else
2840 sdlabi=2.0
2841 fi
2842 fi
2843
2844 if test $sdlabi = "2.0"; then
2845 sdl_config=$sdl2_config
2846 sdlname=sdl2
2847 sdlconfigname=sdl2_config
2848 elif test $sdlabi = "1.2"; then
2849 sdlname=sdl
2850 sdlconfigname=sdl_config
2851 else
2852 error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2853 fi
2854
2855 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2856 sdl_config=$sdlconfigname
2857 fi
2858
2859 if $pkg_config $sdlname --exists; then
2860 sdlconfig="$pkg_config $sdlname"
2861 sdlversion=$($sdlconfig --modversion 2>/dev/null)
2862 elif has ${sdl_config}; then
2863 sdlconfig="$sdl_config"
2864 sdlversion=$($sdlconfig --version)
2865 else
2866 if test "$sdl" = "yes" ; then
2867 feature_not_found "sdl" "Install SDL2-devel"
2868 fi
2869 sdl=no
2870 fi
2871 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2872 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2873 fi
2874
2875 sdl_too_old=no
2876 if test "$sdl" != "no" ; then
2877 cat > $TMPC << EOF
2878 #include <SDL.h>
2879 #undef main /* We don't want SDL to override our main() */
2880 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2881 EOF
2882 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2883 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
2884 if test "$static" = "yes" ; then
2885 if $pkg_config $sdlname --exists; then
2886 sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2887 else
2888 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2889 fi
2890 else
2891 sdl_libs=$($sdlconfig --libs 2>/dev/null)
2892 fi
2893 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2894 if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2895 sdl_too_old=yes
2896 else
2897 sdl=yes
2898 fi
2899
2900 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2901 if test "$sdl" = "yes" -a "$static" = "yes" ; then
2902 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2903 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2904 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2905 fi
2906 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2907 :
2908 else
2909 sdl=no
2910 fi
2911 fi # static link
2912 else # sdl not found
2913 if test "$sdl" = "yes" ; then
2914 feature_not_found "sdl" "Install SDL devel"
2915 fi
2916 sdl=no
2917 fi # sdl compile test
2918 fi
2919
2920 if test "$sdl" = "yes" ; then
2921 cat > $TMPC <<EOF
2922 #include <SDL.h>
2923 #if defined(SDL_VIDEO_DRIVER_X11)
2924 #include <X11/XKBlib.h>
2925 #else
2926 #error No x11 support
2927 #endif
2928 int main(void) { return 0; }
2929 EOF
2930 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2931 need_x11=yes
2932 sdl_cflags="$sdl_cflags $x11_cflags"
2933 sdl_libs="$sdl_libs $x11_libs"
2934 fi
2935 fi
2936
2937 ##########################################
2938 # RDMA needs OpenFabrics libraries
2939 if test "$rdma" != "no" ; then
2940 cat > $TMPC <<EOF
2941 #include <rdma/rdma_cma.h>
2942 int main(void) { return 0; }
2943 EOF
2944 rdma_libs="-lrdmacm -libverbs -libumad"
2945 if compile_prog "" "$rdma_libs" ; then
2946 rdma="yes"
2947 libs_softmmu="$libs_softmmu $rdma_libs"
2948 else
2949 if test "$rdma" = "yes" ; then
2950 error_exit \
2951 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
2952 " Your options:" \
2953 " (1) Fast: Install infiniband packages (devel) from your distro." \
2954 " (2) Cleanest: Install libraries from www.openfabrics.org" \
2955 " (3) Also: Install softiwarp if you don't have RDMA hardware"
2956 fi
2957 rdma="no"
2958 fi
2959 fi
2960
2961
2962 ##########################################
2963 # VNC SASL detection
2964 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2965 cat > $TMPC <<EOF
2966 #include <sasl/sasl.h>
2967 #include <stdio.h>
2968 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2969 EOF
2970 # Assuming Cyrus-SASL installed in /usr prefix
2971 vnc_sasl_cflags=""
2972 vnc_sasl_libs="-lsasl2"
2973 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2974 vnc_sasl=yes
2975 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2976 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2977 else
2978 if test "$vnc_sasl" = "yes" ; then
2979 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2980 fi
2981 vnc_sasl=no
2982 fi
2983 fi
2984
2985 ##########################################
2986 # VNC JPEG detection
2987 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2988 cat > $TMPC <<EOF
2989 #include <stdio.h>
2990 #include <jpeglib.h>
2991 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2992 EOF
2993 vnc_jpeg_cflags=""
2994 vnc_jpeg_libs="-ljpeg"
2995 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2996 vnc_jpeg=yes
2997 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2998 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2999 else
3000 if test "$vnc_jpeg" = "yes" ; then
3001 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3002 fi
3003 vnc_jpeg=no
3004 fi
3005 fi
3006
3007 ##########################################
3008 # VNC PNG detection
3009 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
3010 cat > $TMPC <<EOF
3011 //#include <stdio.h>
3012 #include <png.h>
3013 #include <stddef.h>
3014 int main(void) {
3015 png_structp png_ptr;
3016 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3017 return png_ptr != 0;
3018 }
3019 EOF
3020 if $pkg_config libpng --exists; then
3021 vnc_png_cflags=$($pkg_config libpng --cflags)
3022 vnc_png_libs=$($pkg_config libpng --libs)
3023 else
3024 vnc_png_cflags=""
3025 vnc_png_libs="-lpng"
3026 fi
3027 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3028 vnc_png=yes
3029 libs_softmmu="$vnc_png_libs $libs_softmmu"
3030 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3031 else
3032 if test "$vnc_png" = "yes" ; then
3033 feature_not_found "vnc-png" "Install libpng devel"
3034 fi
3035 vnc_png=no
3036 fi
3037 fi
3038
3039 ##########################################
3040 # xkbcommon probe
3041 if test "$xkbcommon" != "no" ; then
3042 if $pkg_config xkbcommon --exists; then
3043 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3044 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3045 xkbcommon=yes
3046 else
3047 if test "$xkbcommon" = "yes" ; then
3048 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3049 fi
3050 xkbcommon=no
3051 fi
3052 fi
3053
3054 ##########################################
3055 # fnmatch() probe, used for ACL routines
3056 fnmatch="no"
3057 cat > $TMPC << EOF
3058 #include <fnmatch.h>
3059 int main(void)
3060 {
3061 fnmatch("foo", "foo", 0);
3062 return 0;
3063 }
3064 EOF
3065 if compile_prog "" "" ; then
3066 fnmatch="yes"
3067 fi
3068
3069 ##########################################
3070 # xfsctl() probe, used for file-posix.c
3071 if test "$xfs" != "no" ; then
3072 cat > $TMPC << EOF
3073 #include <stddef.h> /* NULL */
3074 #include <xfs/xfs.h>
3075 int main(void)
3076 {
3077 xfsctl(NULL, 0, 0, NULL);
3078 return 0;
3079 }
3080 EOF
3081 if compile_prog "" "" ; then
3082 xfs="yes"
3083 else
3084 if test "$xfs" = "yes" ; then
3085 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3086 fi
3087 xfs=no
3088 fi
3089 fi
3090
3091 ##########################################
3092 # vde libraries probe
3093 if test "$vde" != "no" ; then
3094 vde_libs="-lvdeplug"
3095 cat > $TMPC << EOF
3096 #include <libvdeplug.h>
3097 int main(void)
3098 {
3099 struct vde_open_args a = {0, 0, 0};
3100 char s[] = "";
3101 vde_open(s, s, &a);
3102 return 0;
3103 }
3104 EOF
3105 if compile_prog "" "$vde_libs" ; then
3106 vde=yes
3107 else
3108 if test "$vde" = "yes" ; then
3109 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3110 fi
3111 vde=no
3112 fi
3113 fi
3114
3115 ##########################################
3116 # netmap support probe
3117 # Apart from looking for netmap headers, we make sure that the host API version
3118 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3119 # a minor/major version number. Minor new features will be marked with values up
3120 # to 15, and if something happens that requires a change to the backend we will
3121 # move above 15, submit the backend fixes and modify this two bounds.
3122 if test "$netmap" != "no" ; then
3123 cat > $TMPC << EOF
3124 #include <inttypes.h>
3125 #include <net/if.h>
3126 #include <net/netmap.h>
3127 #include <net/netmap_user.h>
3128 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3129 #error
3130 #endif
3131 int main(void) { return 0; }
3132 EOF
3133 if compile_prog "" "" ; then
3134 netmap=yes
3135 else
3136 if test "$netmap" = "yes" ; then
3137 feature_not_found "netmap"
3138 fi
3139 netmap=no
3140 fi
3141 fi
3142
3143 ##########################################
3144 # libcap-ng library probe
3145 if test "$cap_ng" != "no" ; then
3146 cap_libs="-lcap-ng"
3147 cat > $TMPC << EOF
3148 #include <cap-ng.h>
3149 int main(void)
3150 {
3151 capng_capability_to_name(CAPNG_EFFECTIVE);
3152 return 0;
3153 }
3154 EOF
3155 if compile_prog "" "$cap_libs" ; then
3156 cap_ng=yes
3157 libs_tools="$cap_libs $libs_tools"
3158 else
3159 if test "$cap_ng" = "yes" ; then
3160 feature_not_found "cap_ng" "Install libcap-ng devel"
3161 fi
3162 cap_ng=no
3163 fi
3164 fi
3165
3166 ##########################################
3167 # Sound support libraries probe
3168
3169 audio_drv_probe()
3170 {
3171 drv=$1
3172 hdr=$2
3173 lib=$3
3174 exp=$4
3175 cfl=$5
3176 cat > $TMPC << EOF
3177 #include <$hdr>
3178 int main(void) { $exp }
3179 EOF
3180 if compile_prog "$cfl" "$lib" ; then
3181 :
3182 else
3183 error_exit "$drv check failed" \
3184 "Make sure to have the $drv libs and headers installed."
3185 fi
3186 }
3187
3188 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3189 for drv in $audio_drv_list; do
3190 case $drv in
3191 alsa)
3192 audio_drv_probe $drv alsa/asoundlib.h -lasound \
3193 "return snd_pcm_close((snd_pcm_t *)0);"
3194 alsa_libs="-lasound"
3195 ;;
3196
3197 pa)
3198 audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3199 "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3200 pulse_libs="-lpulse"
3201 audio_pt_int="yes"
3202 ;;
3203
3204 sdl)
3205 if test "$sdl" = "no"; then
3206 error_exit "sdl not found or disabled, can not use sdl audio driver"
3207 fi
3208 ;;
3209
3210 coreaudio)
3211 coreaudio_libs="-framework CoreAudio"
3212 ;;
3213
3214 dsound)
3215 dsound_libs="-lole32 -ldxguid"
3216 audio_win_int="yes"
3217 ;;
3218
3219 oss)
3220 oss_libs="$oss_lib"
3221 ;;
3222
3223 wav)
3224 # XXX: Probes for CoreAudio, DirectSound
3225 ;;
3226
3227 *)
3228 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3229 error_exit "Unknown driver '$drv' selected" \
3230 "Possible drivers are: $audio_possible_drivers"
3231 }
3232 ;;
3233 esac
3234 done
3235
3236 ##########################################
3237 # BrlAPI probe
3238
3239 if test "$brlapi" != "no" ; then
3240 brlapi_libs="-lbrlapi"
3241 cat > $TMPC << EOF
3242 #include <brlapi.h>
3243 #include <stddef.h>
3244 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3245 EOF
3246 if compile_prog "" "$brlapi_libs" ; then
3247 brlapi=yes
3248 else
3249 if test "$brlapi" = "yes" ; then
3250 feature_not_found "brlapi" "Install brlapi devel"
3251 fi
3252 brlapi=no
3253 fi
3254 fi
3255
3256 ##########################################
3257 # curses probe
3258 if test "$curses" != "no" ; then
3259 if test "$mingw32" = "yes" ; then
3260 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3261 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3262 else
3263 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3264 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3265 fi
3266 curses_found=no
3267 cat > $TMPC << EOF
3268 #include <locale.h>
3269 #include <curses.h>
3270 #include <wchar.h>
3271 int main(void) {
3272 wchar_t wch = L'w';
3273 setlocale(LC_ALL, "");
3274 resize_term(0, 0);
3275 addwstr(L"wide chars\n");
3276 addnwstr(&wch, 1);
3277 add_wch(WACS_DEGREE);
3278 return 0;
3279 }
3280 EOF
3281 IFS=:
3282 for curses_inc in $curses_inc_list; do
3283 # Make sure we get the wide character prototypes
3284 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3285 IFS=:
3286 for curses_lib in $curses_lib_list; do
3287 unset IFS
3288 if compile_prog "$curses_inc" "$curses_lib" ; then
3289 curses_found=yes
3290 break
3291 fi
3292 done
3293 if test "$curses_found" = yes ; then
3294 break
3295 fi
3296 done
3297 unset IFS
3298 if test "$curses_found" = "yes" ; then
3299 curses=yes
3300 else
3301 if test "$curses" = "yes" ; then
3302 feature_not_found "curses" "Install ncurses devel"
3303 fi
3304 curses=no
3305 fi
3306 fi
3307
3308 ##########################################
3309 # curl probe
3310 if test "$curl" != "no" ; then
3311 if $pkg_config libcurl --exists; then
3312 curlconfig="$pkg_config libcurl"
3313 else
3314 curlconfig=curl-config
3315 fi
3316 cat > $TMPC << EOF
3317 #include <curl/curl.h>
3318 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3319 EOF
3320 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3321 curl_libs=$($curlconfig --libs 2>/dev/null)
3322 if compile_prog "$curl_cflags" "$curl_libs" ; then
3323 curl=yes
3324 else
3325 if test "$curl" = "yes" ; then
3326 feature_not_found "curl" "Install libcurl devel"
3327 fi
3328 curl=no
3329 fi
3330 fi # test "$curl"
3331
3332 ##########################################
3333 # bluez support probe
3334 if test "$bluez" != "no" ; then
3335 cat > $TMPC << EOF
3336 #include <bluetooth/bluetooth.h>
3337 int main(void) { return bt_error(0); }
3338 EOF
3339 bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3340 bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3341 if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3342 bluez=yes
3343 libs_softmmu="$bluez_libs $libs_softmmu"
3344 else
3345 if test "$bluez" = "yes" ; then
3346 feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3347 fi
3348 bluez="no"
3349 fi
3350 fi
3351
3352 ##########################################
3353 # glib support probe
3354
3355 if test "$mingw32" = yes; then
3356 glib_req_ver=2.30
3357 else
3358 glib_req_ver=2.22
3359 fi
3360 glib_modules=gthread-2.0
3361 if test "$modules" = yes; then
3362 glib_modules="$glib_modules gmodule-export-2.0"
3363 fi
3364
3365 # This workaround is required due to a bug in pkg-config file for glib as it
3366 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3367
3368 if test "$static" = yes -a "$mingw32" = yes; then
3369 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3370 fi
3371
3372 for i in $glib_modules; do
3373 if $pkg_config --atleast-version=$glib_req_ver $i; then
3374 glib_cflags=$($pkg_config --cflags $i)
3375 glib_libs=$($pkg_config --libs $i)
3376 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3377 LIBS="$glib_libs $LIBS"
3378 libs_qga="$glib_libs $libs_qga"
3379 else
3380 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3381 fi
3382 done
3383
3384 # Sanity check that the current size_t matches the
3385 # size that glib thinks it should be. This catches
3386 # problems on multi-arch where people try to build
3387 # 32-bit QEMU while pointing at 64-bit glib headers
3388 cat > $TMPC <<EOF
3389 #include <glib.h>
3390 #include <unistd.h>
3391
3392 #define QEMU_BUILD_BUG_ON(x) \
3393 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3394
3395 int main(void) {
3396 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3397 return 0;
3398 }
3399 EOF
3400
3401 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3402 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3403 "You probably need to set PKG_CONFIG_LIBDIR"\
3404 "to point to the right pkg-config files for your"\
3405 "build target"
3406 fi
3407
3408 # g_test_trap_subprocess added in 2.38. Used by some tests.
3409 glib_subprocess=yes
3410 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3411 glib_subprocess=no
3412 fi
3413
3414 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3415 cat > $TMPC << EOF
3416 #include <glib.h>
3417 int main(void) { return 0; }
3418 EOF
3419 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3420 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3421 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3422 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3423 fi
3424 fi
3425
3426 ##########################################
3427 # SHA command probe for modules
3428 if test "$modules" = yes; then
3429 shacmd_probe="sha1sum sha1 shasum"
3430 for c in $shacmd_probe; do
3431 if has $c; then
3432 shacmd="$c"
3433 break
3434 fi
3435 done
3436 if test "$shacmd" = ""; then
3437 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3438 fi
3439 fi
3440
3441 ##########################################
3442 # pixman support probe
3443
3444 if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3445 pixman_cflags=
3446 pixman_libs=
3447 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3448 pixman_cflags=$($pkg_config --cflags pixman-1)
3449 pixman_libs=$($pkg_config --libs pixman-1)
3450 else
3451 error_exit "pixman >= 0.21.8 not present." \
3452 "Please install the pixman devel package."
3453 fi
3454
3455 ##########################################
3456 # libmpathpersist probe
3457
3458 if test "$mpath" != "no" ; then
3459 cat > $TMPC <<EOF
3460 #include <libudev.h>
3461 #include <mpath_persist.h>
3462 unsigned mpath_mx_alloc_len = 1024;
3463 int logsink;
3464 static struct config *multipath_conf;
3465 extern struct udev *udev;
3466 extern struct config *get_multipath_config(void);
3467 extern void put_multipath_config(struct config *conf);
3468 struct udev *udev;
3469 struct config *get_multipath_config(void) { return multipath_conf; }
3470 void put_multipath_config(struct config *conf) { }
3471
3472 int main(void) {
3473 udev = udev_new();
3474 multipath_conf = mpath_lib_init();
3475 return 0;
3476 }
3477 EOF
3478 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3479 mpathpersist=yes
3480 else
3481 mpathpersist=no
3482 fi
3483 else
3484 mpathpersist=no
3485 fi
3486
3487 ##########################################
3488 # libcap probe
3489
3490 if test "$cap" != "no" ; then
3491 cat > $TMPC <<EOF
3492 #include <stdio.h>
3493 #include <sys/capability.h>
3494 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3495 EOF
3496 if compile_prog "" "-lcap" ; then
3497 cap=yes
3498 else
3499 cap=no
3500 fi
3501 fi
3502
3503 ##########################################
3504 # pthread probe
3505 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3506
3507 pthread=no
3508 cat > $TMPC << EOF
3509 #include <pthread.h>
3510 static void *f(void *p) { return NULL; }
3511 int main(void) {
3512 pthread_t thread;
3513 pthread_create(&thread, 0, f, 0);
3514 return 0;
3515 }
3516 EOF
3517 if compile_prog "" "" ; then
3518 pthread=yes
3519 else
3520 for pthread_lib in $PTHREADLIBS_LIST; do
3521 if compile_prog "" "$pthread_lib" ; then
3522 pthread=yes
3523 found=no
3524 for lib_entry in $LIBS; do
3525 if test "$lib_entry" = "$pthread_lib"; then
3526 found=yes
3527 break
3528 fi
3529 done
3530 if test "$found" = "no"; then
3531 LIBS="$pthread_lib $LIBS"
3532 libs_qga="$pthread_lib $libs_qga"
3533 fi
3534 PTHREAD_LIB="$pthread_lib"
3535 break
3536 fi
3537 done
3538 fi
3539
3540 if test "$mingw32" != yes -a "$pthread" = no; then
3541 error_exit "pthread check failed" \
3542 "Make sure to have the pthread libs and headers installed."
3543 fi
3544
3545 # check for pthread_setname_np
3546 pthread_setname_np=no
3547 cat > $TMPC << EOF
3548 #include <pthread.h>
3549
3550 static void *f(void *p) { return NULL; }
3551 int main(void)
3552 {
3553 pthread_t thread;
3554 pthread_create(&thread, 0, f, 0);
3555 pthread_setname_np(thread, "QEMU");
3556 return 0;
3557 }
3558 EOF
3559 if compile_prog "" "$pthread_lib" ; then
3560 pthread_setname_np=yes
3561 fi
3562
3563 ##########################################
3564 # rbd probe
3565 if test "$rbd" != "no" ; then
3566 cat > $TMPC <<EOF
3567 #include <stdio.h>
3568 #include <rbd/librbd.h>
3569 int main(void) {
3570 rados_t cluster;
3571 rados_create(&cluster, NULL);
3572 return 0;
3573 }
3574 EOF
3575 rbd_libs="-lrbd -lrados"
3576 if compile_prog "" "$rbd_libs" ; then
3577 rbd=yes
3578 else
3579 if test "$rbd" = "yes" ; then
3580 feature_not_found "rados block device" "Install librbd/ceph devel"
3581 fi
3582 rbd=no
3583 fi
3584 fi
3585
3586 ##########################################
3587 # libssh2 probe
3588 min_libssh2_version=1.2.8
3589 if test "$libssh2" != "no" ; then
3590 if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3591 libssh2_cflags=$($pkg_config libssh2 --cflags)
3592 libssh2_libs=$($pkg_config libssh2 --libs)
3593 libssh2=yes
3594 else
3595 if test "$libssh2" = "yes" ; then
3596 error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3597 fi
3598 libssh2=no
3599 fi
3600 fi
3601
3602 ##########################################
3603 # libssh2_sftp_fsync probe
3604
3605 if test "$libssh2" = "yes"; then
3606 cat > $TMPC <<EOF
3607 #include <stdio.h>
3608 #include <libssh2.h>
3609 #include <libssh2_sftp.h>
3610 int main(void) {
3611 LIBSSH2_SESSION *session;
3612 LIBSSH2_SFTP *sftp;
3613 LIBSSH2_SFTP_HANDLE *sftp_handle;
3614 session = libssh2_session_init ();
3615 sftp = libssh2_sftp_init (session);
3616 sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3617 libssh2_sftp_fsync (sftp_handle);
3618 return 0;
3619 }
3620 EOF
3621 # libssh2_cflags/libssh2_libs defined in previous test.
3622 if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3623 QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3624 fi
3625 fi
3626
3627 ##########################################
3628 # linux-aio probe
3629
3630 if test "$linux_aio" != "no" ; then
3631 cat > $TMPC <<EOF
3632 #include <libaio.h>
3633 #include <sys/eventfd.h>
3634 #include <stddef.h>
3635 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3636 EOF
3637 if compile_prog "" "-laio" ; then
3638 linux_aio=yes
3639 else
3640 if test "$linux_aio" = "yes" ; then
3641 feature_not_found "linux AIO" "Install libaio devel"
3642 fi
3643 linux_aio=no
3644 fi
3645 fi
3646
3647 ##########################################
3648 # TPM passthrough is only on x86 Linux
3649
3650 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3651 tpm_passthrough=$tpm
3652 else
3653 tpm_passthrough=no
3654 fi
3655
3656 # TPM emulator is for all posix systems
3657 if test "$mingw32" != "yes"; then
3658 tpm_emulator=$tpm
3659 else
3660 tpm_emulator=no
3661 fi
3662 ##########################################
3663 # attr probe
3664
3665 if test "$attr" != "no" ; then
3666 cat > $TMPC <<EOF
3667 #include <stdio.h>
3668 #include <sys/types.h>
3669 #ifdef CONFIG_LIBATTR
3670 #include <attr/xattr.h>
3671 #else
3672 #include <sys/xattr.h>
3673 #endif
3674 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3675 EOF
3676 if compile_prog "" "" ; then
3677 attr=yes
3678 # Older distros have <attr/xattr.h>, and need -lattr:
3679 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3680 attr=yes
3681 LIBS="-lattr $LIBS"
3682 libattr=yes
3683 else
3684 if test "$attr" = "yes" ; then
3685 feature_not_found "ATTR" "Install libc6 or libattr devel"
3686 fi
3687 attr=no
3688 fi
3689 fi
3690
3691 ##########################################
3692 # iovec probe
3693 cat > $TMPC <<EOF
3694 #include <sys/types.h>
3695 #include <sys/uio.h>
3696 #include <unistd.h>
3697 int main(void) { return sizeof(struct iovec); }
3698 EOF
3699 iovec=no
3700 if compile_prog "" "" ; then
3701 iovec=yes
3702 fi
3703
3704 ##########################################
3705 # preadv probe
3706 cat > $TMPC <<EOF
3707 #include <sys/types.h>
3708 #include <sys/uio.h>
3709 #include <unistd.h>
3710 int main(void) { return preadv(0, 0, 0, 0); }
3711 EOF
3712 preadv=no
3713 if compile_prog "" "" ; then
3714 preadv=yes
3715 fi
3716
3717 ##########################################
3718 # fdt probe
3719 # fdt support is mandatory for at least some target architectures,
3720 # so insist on it if we're building those system emulators.
3721 fdt_required=no
3722 for target in $target_list; do
3723 case $target in
3724 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3725 fdt_required=yes
3726 ;;
3727 esac
3728 done
3729
3730 if test "$fdt_required" = "yes"; then
3731 if test "$fdt" = "no"; then
3732 error_exit "fdt disabled but some requested targets require it." \
3733 "You can turn off fdt only if you also disable all the system emulation" \
3734 "targets which need it (by specifying a cut down --target-list)."
3735 fi
3736 fdt=yes
3737 fi
3738
3739 if test "$fdt" != "no" ; then
3740 fdt_libs="-lfdt"
3741 # explicitly check for libfdt_env.h as it is missing in some stable installs
3742 # and test for required functions to make sure we are on a version >= 1.4.2
3743 cat > $TMPC << EOF
3744 #include <libfdt.h>
3745 #include <libfdt_env.h>
3746 int main(void) { fdt_first_subnode(0, 0); return 0; }
3747 EOF
3748 if compile_prog "" "$fdt_libs" ; then
3749 # system DTC is good - use it
3750 fdt=yes
3751 else
3752 # have GIT checkout, so activate dtc submodule
3753 if test -e "${source_path}/.git" ; then
3754 git_submodules="${git_submodules} dtc"
3755 fi
3756 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
3757 fdt=yes
3758 dtc_internal="yes"
3759 mkdir -p dtc
3760 if [ "$pwd_is_source_path" != "y" ] ; then
3761 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3762 symlink "$source_path/dtc/scripts" "dtc/scripts"
3763 fi
3764 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3765 fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3766 elif test "$fdt" = "yes" ; then
3767 # Not a git build & no libfdt found, prompt for system install
3768 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
3769 "Please install the DTC (libfdt) devel package"
3770 else
3771 # don't have and don't want
3772 fdt_libs=
3773 fdt=no
3774 fi
3775 fi
3776 fi
3777
3778 libs_softmmu="$libs_softmmu $fdt_libs"
3779
3780 ##########################################
3781 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3782
3783 if test "$opengl" != "no" ; then
3784 opengl_pkgs="epoxy libdrm gbm"
3785 if $pkg_config $opengl_pkgs; then
3786 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
3787 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
3788 opengl=yes
3789 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3790 gtk_gl="yes"
3791 fi
3792 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3793 else
3794 if test "$opengl" = "yes" ; then
3795 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3796 fi
3797 opengl_cflags=""
3798 opengl_libs=""
3799 opengl=no
3800 fi
3801 fi
3802
3803 if test "$opengl" = "yes"; then
3804 cat > $TMPC << EOF
3805 #include <epoxy/egl.h>
3806 #ifndef EGL_MESA_image_dma_buf_export
3807 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3808 #endif
3809 int main(void) { return 0; }
3810 EOF
3811 if compile_prog "" "" ; then
3812 opengl_dmabuf=yes
3813 fi
3814 fi
3815
3816 ##########################################
3817 # libxml2 probe
3818 if test "$libxml2" != "no" ; then
3819 if $pkg_config --exists libxml-2.0; then
3820 libxml2="yes"
3821 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
3822 libxml2_libs=$($pkg_config --libs libxml-2.0)
3823 else
3824 if test "$libxml2" = "yes"; then
3825 feature_not_found "libxml2" "Install libxml2 devel"
3826 fi
3827 libxml2="no"
3828 fi
3829 fi
3830
3831 ##########################################
3832 # glusterfs probe
3833 if test "$glusterfs" != "no" ; then
3834 if $pkg_config --atleast-version=3 glusterfs-api; then
3835 glusterfs="yes"
3836 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3837 glusterfs_libs=$($pkg_config --libs glusterfs-api)
3838 if $pkg_config --atleast-version=4 glusterfs-api; then
3839 glusterfs_xlator_opt="yes"
3840 fi
3841 if $pkg_config --atleast-version=5 glusterfs-api; then
3842 glusterfs_discard="yes"
3843 fi
3844 if $pkg_config --atleast-version=6 glusterfs-api; then
3845 glusterfs_fallocate="yes"
3846 glusterfs_zerofill="yes"
3847 fi
3848 else
3849 if test "$glusterfs" = "yes" ; then
3850 feature_not_found "GlusterFS backend support" \
3851 "Install glusterfs-api devel >= 3"
3852 fi
3853 glusterfs="no"
3854 fi
3855 fi
3856
3857 # Check for inotify functions when we are building linux-user
3858 # emulator. This is done because older glibc versions don't
3859 # have syscall stubs for these implemented. In that case we
3860 # don't provide them even if kernel supports them.
3861 #
3862 inotify=no
3863 cat > $TMPC << EOF
3864 #include <sys/inotify.h>
3865
3866 int
3867 main(void)
3868 {
3869 /* try to start inotify */
3870 return inotify_init();
3871 }
3872 EOF
3873 if compile_prog "" "" ; then
3874 inotify=yes
3875 fi
3876
3877 inotify1=no
3878 cat > $TMPC << EOF
3879 #include <sys/inotify.h>
3880
3881 int
3882 main(void)
3883 {
3884 /* try to start inotify */
3885 return inotify_init1(0);
3886 }
3887 EOF
3888 if compile_prog "" "" ; then
3889 inotify1=yes
3890 fi
3891
3892 # check if pipe2 is there
3893 pipe2=no
3894 cat > $TMPC << EOF
3895 #include <unistd.h>
3896 #include <fcntl.h>
3897
3898 int main(void)
3899 {
3900 int pipefd[2];
3901 return pipe2(pipefd, O_CLOEXEC);
3902 }
3903 EOF
3904 if compile_prog "" "" ; then
3905 pipe2=yes
3906 fi
3907
3908 # check if accept4 is there
3909 accept4=no
3910 cat > $TMPC << EOF
3911 #include <sys/socket.h>
3912 #include <stddef.h>
3913
3914 int main(void)
3915 {
3916 accept4(0, NULL, NULL, SOCK_CLOEXEC);
3917 return 0;
3918 }
3919 EOF
3920 if compile_prog "" "" ; then
3921 accept4=yes
3922 fi
3923
3924 # check if tee/splice is there. vmsplice was added same time.
3925 splice=no
3926 cat > $TMPC << EOF
3927 #include <unistd.h>
3928 #include <fcntl.h>
3929 #include <limits.h>
3930
3931 int main(void)
3932 {
3933 int len, fd = 0;
3934 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3935 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3936 return 0;
3937 }
3938 EOF
3939 if compile_prog "" "" ; then
3940 splice=yes
3941 fi
3942
3943 ##########################################
3944 # libnuma probe
3945
3946 if test "$numa" != "no" ; then
3947 cat > $TMPC << EOF
3948 #include <numa.h>
3949 int main(void) { return numa_available(); }
3950 EOF
3951
3952 if compile_prog "" "-lnuma" ; then
3953 numa=yes
3954 libs_softmmu="-lnuma $libs_softmmu"
3955 else
3956 if test "$numa" = "yes" ; then
3957 feature_not_found "numa" "install numactl devel"
3958 fi
3959 numa=no
3960 fi
3961 fi
3962
3963 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3964 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3965 exit 1
3966 fi
3967
3968 # Even if malloc_trim() is available, these non-libc memory allocators
3969 # do not support it.
3970 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
3971 if test "$malloc_trim" = "yes" ; then
3972 echo "Disabling malloc_trim with non-libc memory allocator"
3973 fi
3974 malloc_trim="no"
3975 fi
3976
3977 #######################################
3978 # malloc_trim
3979
3980 if test "$malloc_trim" != "no" ; then
3981 cat > $TMPC << EOF
3982 #include <malloc.h>
3983 int main(void) { malloc_trim(0); return 0; }
3984 EOF
3985 if compile_prog "" "" ; then
3986 malloc_trim="yes"
3987 else
3988 malloc_trim="no"
3989 fi
3990 fi
3991
3992 ##########################################
3993 # tcmalloc probe
3994
3995 if test "$tcmalloc" = "yes" ; then
3996 cat > $TMPC << EOF
3997 #include <stdlib.h>
3998 int main(void) { malloc(1); return 0; }
3999 EOF
4000
4001 if compile_prog "" "-ltcmalloc" ; then
4002 LIBS="-ltcmalloc $LIBS"
4003 else
4004 feature_not_found "tcmalloc" "install gperftools devel"
4005 fi
4006 fi
4007
4008 ##########################################
4009 # jemalloc probe
4010
4011 if test "$jemalloc" = "yes" ; then
4012 cat > $TMPC << EOF
4013 #include <stdlib.h>
4014 int main(void) { malloc(1); return 0; }
4015 EOF
4016
4017 if compile_prog "" "-ljemalloc" ; then
4018 LIBS="-ljemalloc $LIBS"
4019 else
4020 feature_not_found "jemalloc" "install jemalloc devel"
4021 fi
4022 fi
4023
4024 ##########################################
4025 # signalfd probe
4026 signalfd="no"
4027 cat > $TMPC << EOF
4028 #include <unistd.h>
4029 #include <sys/syscall.h>
4030 #include <signal.h>
4031 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4032 EOF
4033
4034 if compile_prog "" "" ; then
4035 signalfd=yes
4036 fi
4037
4038 # check if eventfd is supported
4039 eventfd=no
4040 cat > $TMPC << EOF
4041 #include <sys/eventfd.h>
4042
4043 int main(void)
4044 {
4045 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4046 }
4047 EOF
4048 if compile_prog "" "" ; then
4049 eventfd=yes
4050 fi
4051
4052 # check if memfd is supported
4053 memfd=no
4054 cat > $TMPC << EOF
4055 #include <sys/mman.h>
4056
4057 int main(void)
4058 {
4059 return memfd_create("foo", MFD_ALLOW_SEALING);
4060 }
4061 EOF
4062 if compile_prog "" "" ; then
4063 memfd=yes
4064 fi
4065
4066
4067
4068 # check for fallocate
4069 fallocate=no
4070 cat > $TMPC << EOF
4071 #include <fcntl.h>
4072
4073 int main(void)
4074 {
4075 fallocate(0, 0, 0, 0);
4076 return 0;
4077 }
4078 EOF
4079 if compile_prog "" "" ; then
4080 fallocate=yes
4081 fi
4082
4083 # check for fallocate hole punching
4084 fallocate_punch_hole=no
4085 cat > $TMPC << EOF
4086 #include <fcntl.h>
4087 #include <linux/falloc.h>
4088
4089 int main(void)
4090 {
4091 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4092 return 0;
4093 }
4094 EOF
4095 if compile_prog "" "" ; then
4096 fallocate_punch_hole=yes
4097 fi
4098
4099 # check that fallocate supports range zeroing inside the file
4100 fallocate_zero_range=no
4101 cat > $TMPC << EOF
4102 #include <fcntl.h>
4103 #include <linux/falloc.h>
4104
4105 int main(void)
4106 {
4107 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4108 return 0;
4109 }
4110 EOF
4111 if compile_prog "" "" ; then
4112 fallocate_zero_range=yes
4113 fi
4114
4115 # check for posix_fallocate
4116 posix_fallocate=no
4117 cat > $TMPC << EOF
4118 #include <fcntl.h>
4119
4120 int main(void)
4121 {
4122 posix_fallocate(0, 0, 0);
4123 return 0;
4124 }
4125 EOF
4126 if compile_prog "" "" ; then
4127 posix_fallocate=yes
4128 fi
4129
4130 # check for sync_file_range
4131 sync_file_range=no
4132 cat > $TMPC << EOF
4133 #include <fcntl.h>
4134
4135 int main(void)
4136 {
4137 sync_file_range(0, 0, 0, 0);
4138 return 0;
4139 }
4140 EOF
4141 if compile_prog "" "" ; then
4142 sync_file_range=yes
4143 fi
4144
4145 # check for linux/fiemap.h and FS_IOC_FIEMAP
4146 fiemap=no
4147 cat > $TMPC << EOF
4148 #include <sys/ioctl.h>
4149 #include <linux/fs.h>
4150 #include <linux/fiemap.h>
4151
4152 int main(void)
4153 {
4154 ioctl(0, FS_IOC_FIEMAP, 0);
4155 return 0;
4156 }
4157 EOF
4158 if compile_prog "" "" ; then
4159 fiemap=yes
4160 fi
4161
4162 # check for dup3
4163 dup3=no
4164 cat > $TMPC << EOF
4165 #include <unistd.h>
4166
4167 int main(void)
4168 {
4169 dup3(0, 0, 0);
4170 return 0;
4171 }
4172 EOF
4173 if compile_prog "" "" ; then
4174 dup3=yes
4175 fi
4176
4177 # check for ppoll support
4178 ppoll=no
4179 cat > $TMPC << EOF
4180 #include <poll.h>
4181
4182 int main(void)
4183 {
4184 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4185 ppoll(&pfd, 1, 0, 0);
4186 return 0;
4187 }
4188 EOF
4189 if compile_prog "" "" ; then
4190 ppoll=yes
4191 fi
4192
4193 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4194 prctl_pr_set_timerslack=no
4195 cat > $TMPC << EOF
4196 #include <sys/prctl.h>
4197
4198 int main(void)
4199 {
4200 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4201 return 0;
4202 }
4203 EOF
4204 if compile_prog "" "" ; then
4205 prctl_pr_set_timerslack=yes
4206 fi
4207
4208 # check for epoll support
4209 epoll=no
4210 cat > $TMPC << EOF
4211 #include <sys/epoll.h>
4212
4213 int main(void)
4214 {
4215 epoll_create(0);
4216 return 0;
4217 }
4218 EOF
4219 if compile_prog "" "" ; then
4220 epoll=yes
4221 fi
4222
4223 # epoll_create1 is a later addition
4224 # so we must check separately for its presence
4225 epoll_create1=no
4226 cat > $TMPC << EOF
4227 #include <sys/epoll.h>
4228
4229 int main(void)
4230 {
4231 /* Note that we use epoll_create1 as a value, not as
4232 * a function being called. This is necessary so that on
4233 * old SPARC glibc versions where the function was present in
4234 * the library but not declared in the header file we will
4235 * fail the configure check. (Otherwise we will get a compiler
4236 * warning but not an error, and will proceed to fail the
4237 * qemu compile where we compile with -Werror.)
4238 */
4239 return (int)(uintptr_t)&epoll_create1;
4240 }
4241 EOF
4242 if compile_prog "" "" ; then
4243 epoll_create1=yes
4244 fi
4245
4246 # check for sendfile support
4247 sendfile=no
4248 cat > $TMPC << EOF
4249 #include <sys/sendfile.h>
4250
4251 int main(void)
4252 {
4253 return sendfile(0, 0, 0, 0);
4254 }
4255 EOF
4256 if compile_prog "" "" ; then
4257 sendfile=yes
4258 fi
4259
4260 # check for timerfd support (glibc 2.8 and newer)
4261 timerfd=no
4262 cat > $TMPC << EOF
4263 #include <sys/timerfd.h>
4264
4265 int main(void)
4266 {
4267 return(timerfd_create(CLOCK_REALTIME, 0));
4268 }
4269 EOF
4270 if compile_prog "" "" ; then
4271 timerfd=yes
4272 fi
4273
4274 # check for setns and unshare support
4275 setns=no
4276 cat > $TMPC << EOF
4277 #include <sched.h>
4278
4279 int main(void)
4280 {
4281 int ret;
4282 ret = setns(0, 0);
4283 ret = unshare(0);
4284 return ret;
4285 }
4286 EOF
4287 if compile_prog "" "" ; then
4288 setns=yes
4289 fi
4290
4291 # clock_adjtime probe
4292 clock_adjtime=no
4293 cat > $TMPC <<EOF
4294 #include <time.h>
4295
4296 int main(void)
4297 {
4298 return clock_adjtime(0, 0);
4299 }
4300 EOF
4301 clock_adjtime=no
4302 if compile_prog "" "" ; then
4303 clock_adjtime=yes
4304 fi
4305
4306 # syncfs probe
4307 syncfs=no
4308 cat > $TMPC <<EOF
4309 #include <unistd.h>
4310
4311 int main(void)
4312 {
4313 return syncfs(0);
4314 }
4315 EOF
4316 syncfs=no
4317 if compile_prog "" "" ; then
4318 syncfs=yes
4319 fi
4320
4321 # Check if tools are available to build documentation.
4322 if test "$docs" != "no" ; then
4323 if has makeinfo && has pod2man; then
4324 docs=yes
4325 else
4326 if test "$docs" = "yes" ; then
4327 feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4328 fi
4329 docs=no
4330 fi
4331 fi
4332
4333 # Search for bswap_32 function
4334 byteswap_h=no
4335 cat > $TMPC << EOF
4336 #include <byteswap.h>
4337 int main(void) { return bswap_32(0); }
4338 EOF
4339 if compile_prog "" "" ; then
4340 byteswap_h=yes
4341 fi
4342
4343 # Search for bswap32 function
4344 bswap_h=no
4345 cat > $TMPC << EOF
4346 #include <sys/endian.h>
4347 #include <sys/types.h>
4348 #include <machine/bswap.h>
4349 int main(void) { return bswap32(0); }
4350 EOF
4351 if compile_prog "" "" ; then
4352 bswap_h=yes
4353 fi
4354
4355 ##########################################
4356 # Do we have libiscsi >= 1.9.0
4357 if test "$libiscsi" != "no" ; then
4358 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4359 libiscsi="yes"
4360 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4361 libiscsi_libs=$($pkg_config --libs libiscsi)
4362 else
4363 if test "$libiscsi" = "yes" ; then
4364 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4365 fi
4366 libiscsi="no"
4367 fi
4368 fi
4369
4370 ##########################################
4371 # Do we need libm
4372 cat > $TMPC << EOF
4373 #include <math.h>
4374 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4375 EOF
4376 if compile_prog "" "" ; then
4377 :
4378 elif compile_prog "" "-lm" ; then
4379 LIBS="-lm $LIBS"
4380 libs_qga="-lm $libs_qga"
4381 else
4382 error_exit "libm check failed"
4383 fi
4384
4385 ##########################################
4386 # Do we need librt
4387 # uClibc provides 2 versions of clock_gettime(), one with realtime
4388 # support and one without. This means that the clock_gettime() don't
4389 # need -lrt. We still need it for timer_create() so we check for this
4390 # function in addition.
4391 cat > $TMPC <<EOF
4392 #include <signal.h>
4393 #include <time.h>
4394 int main(void) {
4395 timer_create(CLOCK_REALTIME, NULL, NULL);
4396 return clock_gettime(CLOCK_REALTIME, NULL);
4397 }
4398 EOF
4399
4400 if compile_prog "" "" ; then
4401 :
4402 # we need pthread for static linking. use previous pthread test result
4403 elif compile_prog "" "$pthread_lib -lrt" ; then
4404 LIBS="$LIBS -lrt"
4405 libs_qga="$libs_qga -lrt"
4406 fi
4407
4408 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4409 "$haiku" != "yes" ; then
4410 libs_softmmu="-lutil $libs_softmmu"
4411 fi
4412
4413 ##########################################
4414 # spice probe
4415 if test "$spice" != "no" ; then
4416 cat > $TMPC << EOF
4417 #include <spice.h>
4418 int main(void) { spice_server_new(); return 0; }
4419 EOF
4420 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4421 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4422 if $pkg_config --atleast-version=0.12.0 spice-server && \
4423 $pkg_config --atleast-version=0.12.3 spice-protocol && \
4424 compile_prog "$spice_cflags" "$spice_libs" ; then
4425 spice="yes"
4426 libs_softmmu="$libs_softmmu $spice_libs"
4427 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4428 spice_protocol_version=$($pkg_config --modversion spice-protocol)
4429 spice_server_version=$($pkg_config --modversion spice-server)
4430 else
4431 if test "$spice" = "yes" ; then
4432 feature_not_found "spice" \
4433 "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4434 fi
4435 spice="no"
4436 fi
4437 fi
4438
4439 # check for smartcard support
4440 if test "$smartcard" != "no"; then
4441 if $pkg_config libcacard; then
4442 libcacard_cflags=$($pkg_config --cflags libcacard)
4443 libcacard_libs=$($pkg_config --libs libcacard)
4444 smartcard="yes"
4445 else
4446 if test "$smartcard" = "yes"; then
4447 feature_not_found "smartcard" "Install libcacard devel"
4448 fi
4449 smartcard="no"
4450 fi
4451 fi
4452
4453 # check for libusb
4454 if test "$libusb" != "no" ; then
4455 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4456 libusb="yes"
4457 libusb_cflags=$($pkg_config --cflags libusb-1.0)
4458 libusb_libs=$($pkg_config --libs libusb-1.0)
4459 else
4460 if test "$libusb" = "yes"; then
4461 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
4462 fi
4463 libusb="no"
4464 fi
4465 fi
4466
4467 # check for usbredirparser for usb network redirection support
4468 if test "$usb_redir" != "no" ; then
4469 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4470 usb_redir="yes"
4471 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4472 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4473 else
4474 if test "$usb_redir" = "yes"; then
4475 feature_not_found "usb-redir" "Install usbredir devel"
4476 fi
4477 usb_redir="no"
4478 fi
4479 fi
4480
4481 ##########################################
4482 # check if we have VSS SDK headers for win
4483
4484 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4485 case "$vss_win32_sdk" in
4486 "") vss_win32_include="-isystem $source_path" ;;
4487 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4488 # handle path with spaces. So we symlink the headers into ".sdk/vss".
4489 vss_win32_include="-isystem $source_path/.sdk/vss"
4490 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4491 ;;
4492 *) vss_win32_include="-isystem $vss_win32_sdk"
4493 esac
4494 cat > $TMPC << EOF
4495 #define __MIDL_user_allocate_free_DEFINED__
4496 #include <inc/win2003/vss.h>
4497 int main(void) { return VSS_CTX_BACKUP; }
4498 EOF
4499 if compile_prog "$vss_win32_include" "" ; then
4500 guest_agent_with_vss="yes"
4501 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4502 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4503 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4504 else
4505 if test "$vss_win32_sdk" != "" ; then
4506 echo "ERROR: Please download and install Microsoft VSS SDK:"
4507 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4508 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4509 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
4510 echo "ERROR: The headers are extracted in the directory \`inc'."
4511 feature_not_found "VSS support"
4512 fi
4513 guest_agent_with_vss="no"
4514 fi
4515 fi
4516
4517 ##########################################
4518 # lookup Windows platform SDK (if not specified)
4519 # The SDK is needed only to build .tlb (type library) file of guest agent
4520 # VSS provider from the source. It is usually unnecessary because the
4521 # pre-compiled .tlb file is included.
4522
4523 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4524 if test -z "$win_sdk"; then
4525 programfiles="$PROGRAMFILES"
4526 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4527 if test -n "$programfiles"; then
4528 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4529 else
4530 feature_not_found "Windows SDK"
4531 fi
4532 elif test "$win_sdk" = "no"; then
4533 win_sdk=""
4534 fi
4535 fi
4536
4537 ##########################################
4538 # check if mingw environment provides a recent ntddscsi.h
4539 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4540 cat > $TMPC << EOF
4541 #include <windows.h>
4542 #include <ntddscsi.h>
4543 int main(void) {
4544 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4545 #error Missing required ioctl definitions
4546 #endif
4547 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4548 return addr.Lun;
4549 }
4550 EOF
4551 if compile_prog "" "" ; then
4552 guest_agent_ntddscsi=yes
4553 libs_qga="-lsetupapi $libs_qga"
4554 fi
4555 fi
4556
4557 ##########################################
4558 # virgl renderer probe
4559
4560 if test "$virglrenderer" != "no" ; then
4561 cat > $TMPC << EOF
4562 #include <virglrenderer.h>
4563 int main(void) { virgl_renderer_poll(); return 0; }
4564 EOF
4565 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4566 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4567 if $pkg_config virglrenderer >/dev/null 2>&1 && \
4568 compile_prog "$virgl_cflags" "$virgl_libs" ; then
4569 virglrenderer="yes"
4570 else
4571 if test "$virglrenderer" = "yes" ; then
4572 feature_not_found "virglrenderer"
4573 fi
4574 virglrenderer="no"
4575 fi
4576 fi
4577
4578 ##########################################
4579 # capstone
4580
4581 case "$capstone" in
4582 "" | yes)
4583 if $pkg_config capstone; then
4584 capstone=system
4585 elif test -e "${source_path}/.git" -a $git_update = 'yes' ; then
4586 capstone=git
4587 elif test -e "${source_path}/capstone/Makefile" ; then
4588 capstone=internal
4589 elif test -z "$capstone" ; then
4590 capstone=no
4591 else
4592 feature_not_found "capstone" "Install capstone devel or git submodule"
4593 fi
4594 ;;
4595
4596 system)
4597 if ! $pkg_config capstone; then
4598 feature_not_found "capstone" "Install capstone devel"
4599 fi
4600 ;;
4601 esac
4602
4603 case "$capstone" in
4604 git | internal)
4605 if test "$capstone" = git; then
4606 git_submodules="${git_submodules} capstone"
4607 fi
4608 mkdir -p capstone
4609 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
4610 if test "$mingw32" = "yes"; then
4611 LIBCAPSTONE=capstone.lib
4612 else
4613 LIBCAPSTONE=libcapstone.a
4614 fi
4615 LIBS="-L\$(BUILD_DIR)/capstone -lcapstone $LIBS"
4616 ;;
4617
4618 system)
4619 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
4620 LIBS="$($pkg_config --libs capstone) $LIBS"
4621 ;;
4622
4623 no)
4624 ;;
4625 *)
4626 error_exit "Unknown state for capstone: $capstone"
4627 ;;
4628 esac
4629
4630 ##########################################
4631 # check if we have fdatasync
4632
4633 fdatasync=no
4634 cat > $TMPC << EOF
4635 #include <unistd.h>
4636 int main(void) {
4637 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4638 return fdatasync(0);
4639 #else
4640 #error Not supported
4641 #endif
4642 }
4643 EOF
4644 if compile_prog "" "" ; then
4645 fdatasync=yes
4646 fi
4647
4648 ##########################################
4649 # check if we have madvise
4650
4651 madvise=no
4652 cat > $TMPC << EOF
4653 #include <sys/types.h>
4654 #include <sys/mman.h>
4655 #include <stddef.h>
4656 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4657 EOF
4658 if compile_prog "" "" ; then
4659 madvise=yes
4660 fi
4661
4662 ##########################################
4663 # check if we have posix_madvise
4664
4665 posix_madvise=no
4666 cat > $TMPC << EOF
4667 #include <sys/mman.h>
4668 #include <stddef.h>
4669 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4670 EOF
4671 if compile_prog "" "" ; then
4672 posix_madvise=yes
4673 fi
4674
4675 ##########################################
4676 # check if we have posix_memalign()
4677
4678 posix_memalign=no
4679 cat > $TMPC << EOF
4680 #include <stdlib.h>
4681 int main(void) {
4682 void *p;
4683 return posix_memalign(&p, 8, 8);
4684 }
4685 EOF
4686 if compile_prog "" "" ; then
4687 posix_memalign=yes
4688 fi
4689
4690 ##########################################
4691 # check if we have posix_syslog
4692
4693 posix_syslog=no
4694 cat > $TMPC << EOF
4695 #include <syslog.h>
4696 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4697 EOF
4698 if compile_prog "" "" ; then
4699 posix_syslog=yes
4700 fi
4701
4702 ##########################################
4703 # check if we have sem_timedwait
4704
4705 sem_timedwait=no
4706 cat > $TMPC << EOF
4707 #include <semaphore.h>
4708 int main(void) { return sem_timedwait(0, 0); }
4709 EOF
4710 if compile_prog "" "" ; then
4711 sem_timedwait=yes
4712 fi
4713
4714 ##########################################
4715 # check if trace backend exists
4716
4717 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
4718 if test "$?" -ne 0 ; then
4719 error_exit "invalid trace backends" \
4720 "Please choose supported trace backends."
4721 fi
4722
4723 ##########################################
4724 # For 'ust' backend, test if ust headers are present
4725 if have_backend "ust"; then
4726 cat > $TMPC << EOF
4727 #include <lttng/tracepoint.h>
4728 int main(void) { return 0; }
4729 EOF
4730 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4731 if $pkg_config lttng-ust --exists; then
4732 lttng_ust_libs=$($pkg_config --libs lttng-ust)
4733 else
4734 lttng_ust_libs="-llttng-ust -ldl"
4735 fi
4736 if $pkg_config liburcu-bp --exists; then
4737 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4738 else
4739 urcu_bp_libs="-lurcu-bp"
4740 fi
4741
4742 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4743 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4744 else
4745 error_exit "Trace backend 'ust' missing lttng-ust header files"
4746 fi
4747 fi
4748
4749 ##########################################
4750 # For 'dtrace' backend, test if 'dtrace' command is present
4751 if have_backend "dtrace"; then
4752 if ! has 'dtrace' ; then
4753 error_exit "dtrace command is not found in PATH $PATH"
4754 fi
4755 trace_backend_stap="no"
4756 if has 'stap' ; then
4757 trace_backend_stap="yes"
4758 fi
4759 fi
4760
4761 ##########################################
4762 # check and set a backend for coroutine
4763
4764 # We prefer ucontext, but it's not always possible. The fallback
4765 # is sigcontext. On Windows the only valid backend is the Windows
4766 # specific one.
4767
4768 ucontext_works=no
4769 if test "$darwin" != "yes"; then
4770 cat > $TMPC << EOF
4771 #include <ucontext.h>
4772 #ifdef __stub_makecontext
4773 #error Ignoring glibc stub makecontext which will always fail
4774 #endif
4775 int main(void) { makecontext(0, 0, 0); return 0; }
4776 EOF
4777 if compile_prog "" "" ; then
4778 ucontext_works=yes
4779 fi
4780 fi
4781
4782 if test "$coroutine" = ""; then
4783 if test "$mingw32" = "yes"; then
4784 coroutine=win32
4785 elif test "$ucontext_works" = "yes"; then
4786 coroutine=ucontext
4787 else
4788 coroutine=sigaltstack
4789 fi
4790 else
4791 case $coroutine in
4792 windows)
4793 if test "$mingw32" != "yes"; then
4794 error_exit "'windows' coroutine backend only valid for Windows"
4795 fi
4796 # Unfortunately the user visible backend name doesn't match the
4797 # coroutine-*.c filename for this case, so we have to adjust it here.
4798 coroutine=win32
4799 ;;
4800 ucontext)
4801 if test "$ucontext_works" != "yes"; then
4802 feature_not_found "ucontext"
4803 fi
4804 ;;
4805 sigaltstack)
4806 if test "$mingw32" = "yes"; then
4807 error_exit "only the 'windows' coroutine backend is valid for Windows"
4808 fi
4809 ;;
4810 *)
4811 error_exit "unknown coroutine backend $coroutine"
4812 ;;
4813 esac
4814 fi
4815
4816 if test "$coroutine_pool" = ""; then
4817 coroutine_pool=yes
4818 fi
4819
4820 if test "$debug_stack_usage" = "yes"; then
4821 if test "$coroutine_pool" = "yes"; then
4822 echo "WARN: disabling coroutine pool for stack usage debugging"
4823 coroutine_pool=no
4824 fi
4825 fi
4826
4827
4828 ##########################################
4829 # check if we have open_by_handle_at
4830
4831 open_by_handle_at=no
4832 cat > $TMPC << EOF
4833 #include <fcntl.h>
4834 #if !defined(AT_EMPTY_PATH)
4835 # error missing definition
4836 #else
4837 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4838 #endif
4839 EOF
4840 if compile_prog "" "" ; then
4841 open_by_handle_at=yes
4842 fi
4843
4844 ########################################
4845 # check if we have linux/magic.h
4846
4847 linux_magic_h=no
4848 cat > $TMPC << EOF
4849 #include <linux/magic.h>
4850 int main(void) {
4851 return 0;
4852 }
4853 EOF
4854 if compile_prog "" "" ; then
4855 linux_magic_h=yes
4856 fi
4857
4858 ########################################
4859 # check whether we can disable warning option with a pragma (this is needed
4860 # to silence warnings in the headers of some versions of external libraries).
4861 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4862 # only a warning.
4863 #
4864 # If we can't selectively disable warning in the code, disable -Werror so that
4865 # the build doesn't fail anyway.
4866
4867 pragma_disable_unused_but_set=no
4868 cat > $TMPC << EOF
4869 #pragma GCC diagnostic push
4870 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4871 #pragma GCC diagnostic pop
4872
4873 int main(void) {
4874 return 0;
4875 }
4876 EOF
4877 if compile_prog "-Werror" "" ; then
4878 pragma_diagnostic_available=yes
4879 else
4880 werror=no
4881 fi
4882
4883 ########################################
4884 # check if we have valgrind/valgrind.h
4885
4886 valgrind_h=no
4887 cat > $TMPC << EOF
4888 #include <valgrind/valgrind.h>
4889 int main(void) {
4890 return 0;
4891 }
4892 EOF
4893 if compile_prog "" "" ; then
4894 valgrind_h=yes
4895 fi
4896
4897 ########################################
4898 # check if environ is declared
4899
4900 has_environ=no
4901 cat > $TMPC << EOF
4902 #include <unistd.h>
4903 int main(void) {
4904 environ = 0;
4905 return 0;
4906 }
4907 EOF
4908 if compile_prog "" "" ; then
4909 has_environ=yes
4910 fi
4911
4912 ########################################
4913 # check if cpuid.h is usable.
4914
4915 cat > $TMPC << EOF
4916 #include <cpuid.h>
4917 int main(void) {
4918 unsigned a, b, c, d;
4919 int max = __get_cpuid_max(0, 0);
4920
4921 if (max >= 1) {
4922 __cpuid(1, a, b, c, d);
4923 }
4924
4925 if (max >= 7) {
4926 __cpuid_count(7, 0, a, b, c, d);
4927 }
4928
4929 return 0;
4930 }
4931 EOF
4932 if compile_prog "" "" ; then
4933 cpuid_h=yes
4934 fi
4935
4936 ##########################################
4937 # avx2 optimization requirement check
4938 #
4939 # There is no point enabling this if cpuid.h is not usable,
4940 # since we won't be able to select the new routines.
4941
4942 if test $cpuid_h = yes; then
4943 cat > $TMPC << EOF
4944 #pragma GCC push_options
4945 #pragma GCC target("avx2")
4946 #include <cpuid.h>
4947 #include <immintrin.h>
4948 static int bar(void *a) {
4949 __m256i x = *(__m256i *)a;
4950 return _mm256_testz_si256(x, x);
4951 }
4952 int main(int argc, char *argv[]) { return bar(argv[0]); }
4953 EOF
4954 if compile_object "" ; then
4955 avx2_opt="yes"
4956 fi
4957 fi
4958
4959 ########################################
4960 # check if __[u]int128_t is usable.
4961
4962 int128=no
4963 cat > $TMPC << EOF
4964 #if defined(__clang_major__) && defined(__clang_minor__)
4965 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4966 # error __int128_t does not work in CLANG before 3.2
4967 # endif
4968 #endif
4969 __int128_t a;
4970 __uint128_t b;
4971 int main (void) {
4972 a = a + b;
4973 b = a * b;
4974 a = a * a;
4975 return 0;
4976 }
4977 EOF
4978 if compile_prog "" "" ; then
4979 int128=yes
4980 fi
4981
4982 #########################################
4983 # See if 128-bit atomic operations are supported.
4984
4985 atomic128=no
4986 if test "$int128" = "yes"; then
4987 cat > $TMPC << EOF
4988 int main(void)
4989 {
4990 unsigned __int128 x = 0, y = 0;
4991 y = __atomic_load_16(&x, 0);
4992 __atomic_store_16(&x, y, 0);
4993 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4994 return 0;
4995 }
4996 EOF
4997 if compile_prog "" "" ; then
4998 atomic128=yes
4999 fi
5000 fi
5001
5002 #########################################
5003 # See if 64-bit atomic operations are supported.
5004 # Note that without __atomic builtins, we can only
5005 # assume atomic loads/stores max at pointer size.
5006
5007 cat > $TMPC << EOF
5008 #include <stdint.h>
5009 int main(void)
5010 {
5011 uint64_t x = 0, y = 0;
5012 #ifdef __ATOMIC_RELAXED
5013 y = __atomic_load_8(&x, 0);
5014 __atomic_store_8(&x, y, 0);
5015 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5016 __atomic_exchange_8(&x, y, 0);
5017 __atomic_fetch_add_8(&x, y, 0);
5018 #else
5019 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5020 __sync_lock_test_and_set(&x, y);
5021 __sync_val_compare_and_swap(&x, y, 0);
5022 __sync_fetch_and_add(&x, y);
5023 #endif
5024 return 0;
5025 }
5026 EOF
5027 if compile_prog "" "" ; then
5028 atomic64=yes
5029 fi
5030
5031 ########################################
5032 # See if 16-byte vector operations are supported.
5033 # Even without a vector unit the compiler may expand these.
5034 # There is a bug in old GCC for PPC that crashes here.
5035 # Unfortunately it's the system compiler for Centos 7.
5036
5037 cat > $TMPC << EOF
5038 typedef unsigned char U1 __attribute__((vector_size(16)));
5039 typedef unsigned short U2 __attribute__((vector_size(16)));
5040 typedef unsigned int U4 __attribute__((vector_size(16)));
5041 typedef unsigned long long U8 __attribute__((vector_size(16)));
5042 typedef signed char S1 __attribute__((vector_size(16)));
5043 typedef signed short S2 __attribute__((vector_size(16)));
5044 typedef signed int S4 __attribute__((vector_size(16)));
5045 typedef signed long long S8 __attribute__((vector_size(16)));
5046 static U1 a1, b1;
5047 static U2 a2, b2;
5048 static U4 a4, b4;
5049 static U8 a8, b8;
5050 static S1 c1;
5051 static S2 c2;
5052 static S4 c4;
5053 static S8 c8;
5054 static int i;
5055 int main(void)
5056 {
5057 a1 += b1; a2 += b2; a4 += b4; a8 += b8;
5058 a1 -= b1; a2 -= b2; a4 -= b4; a8 -= b8;
5059 a1 *= b1; a2 *= b2; a4 *= b4; a8 *= b8;
5060 a1 &= b1; a2 &= b2; a4 &= b4; a8 &= b8;
5061 a1 |= b1; a2 |= b2; a4 |= b4; a8 |= b8;
5062 a1 ^= b1; a2 ^= b2; a4 ^= b4; a8 ^= b8;
5063 a1 <<= i; a2 <<= i; a4 <<= i; a8 <<= i;
5064 a1 >>= i; a2 >>= i; a4 >>= i; a8 >>= i;
5065 c1 >>= i; c2 >>= i; c4 >>= i; c8 >>= i;
5066 return 0;
5067 }
5068 EOF
5069
5070 vector16=no
5071 if compile_prog "" "" ; then
5072 vector16=yes
5073 fi
5074
5075 ########################################
5076 # check if getauxval is available.
5077
5078 getauxval=no
5079 cat > $TMPC << EOF
5080 #include <sys/auxv.h>
5081 int main(void) {
5082 return getauxval(AT_HWCAP) == 0;
5083 }
5084 EOF
5085 if compile_prog "" "" ; then
5086 getauxval=yes
5087 fi
5088
5089 ########################################
5090 # check if ccache is interfering with
5091 # semantic analysis of macros
5092
5093 unset CCACHE_CPP2
5094 ccache_cpp2=no
5095 cat > $TMPC << EOF
5096 static const int Z = 1;
5097 #define fn() ({ Z; })
5098 #define TAUT(X) ((X) == Z)
5099 #define PAREN(X, Y) (X == Y)
5100 #define ID(X) (X)
5101 int main(int argc, char *argv[])
5102 {
5103 int x = 0, y = 0;
5104 x = ID(x);
5105 x = fn();
5106 fn();
5107 if (PAREN(x, y)) return 0;
5108 if (TAUT(Z)) return 0;
5109 return 0;
5110 }
5111 EOF
5112
5113 if ! compile_object "-Werror"; then
5114 ccache_cpp2=yes
5115 fi
5116
5117 #################################################
5118 # clang does not support glibc + FORTIFY_SOURCE.
5119
5120 if test "$fortify_source" != "no"; then
5121 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5122 fortify_source="no";
5123 elif test -n "$cxx" && has $cxx &&
5124 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5125 fortify_source="no";
5126 else
5127 fortify_source="yes"
5128 fi
5129 fi
5130
5131 ##########################################
5132 # check if struct fsxattr is available via linux/fs.h
5133
5134 have_fsxattr=no
5135 cat > $TMPC << EOF
5136 #include <linux/fs.h>
5137 struct fsxattr foo;
5138 int main(void) {
5139 return 0;
5140 }
5141 EOF
5142 if compile_prog "" "" ; then
5143 have_fsxattr=yes
5144 fi
5145
5146 ##########################################
5147 # check for usable membarrier system call
5148 if test "$membarrier" = "yes"; then
5149 have_membarrier=no
5150 if test "$mingw32" = "yes" ; then
5151 have_membarrier=yes
5152 elif test "$linux" = "yes" ; then
5153 cat > $TMPC << EOF
5154 #include <linux/membarrier.h>
5155 #include <sys/syscall.h>
5156 #include <unistd.h>
5157 #include <stdlib.h>
5158 int main(void) {
5159 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5160 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5161 exit(0);
5162 }
5163 EOF
5164 if compile_prog "" "" ; then
5165 have_membarrier=yes
5166 fi
5167 fi
5168 if test "$have_membarrier" = "no"; then
5169 feature_not_found "membarrier" "membarrier system call not available"
5170 fi
5171 else
5172 # Do not enable it by default even for Mingw32, because it doesn't
5173 # work on Wine.
5174 membarrier=no
5175 fi
5176
5177 ##########################################
5178 # check if rtnetlink.h exists and is useful
5179 have_rtnetlink=no
5180 cat > $TMPC << EOF
5181 #include <linux/rtnetlink.h>
5182 int main(void) {
5183 return IFLA_PROTO_DOWN;
5184 }
5185 EOF
5186 if compile_prog "" "" ; then
5187 have_rtnetlink=yes
5188 fi
5189
5190 ##########################################
5191 # check for usable AF_VSOCK environment
5192 have_af_vsock=no
5193 cat > $TMPC << EOF
5194 #include <errno.h>
5195 #include <sys/types.h>
5196 #include <sys/socket.h>
5197 #if !defined(AF_VSOCK)
5198 # error missing AF_VSOCK flag
5199 #endif
5200 #include <linux/vm_sockets.h>
5201 int main(void) {
5202 int sock, ret;
5203 struct sockaddr_vm svm;
5204 socklen_t len = sizeof(svm);
5205 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5206 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5207 if ((ret == -1) && (errno == ENOTCONN)) {
5208 return 0;
5209 }
5210 return -1;
5211 }
5212 EOF
5213 if compile_prog "" "" ; then
5214 have_af_vsock=yes
5215 fi
5216
5217 ##########################################
5218 # check for usable AF_ALG environment
5219 hava_afalg=no
5220 cat > $TMPC << EOF
5221 #include <errno.h>
5222 #include <sys/types.h>
5223 #include <sys/socket.h>
5224 #include <linux/if_alg.h>
5225 int main(void) {
5226 int sock;
5227 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5228 return sock;
5229 }
5230 EOF
5231 if compile_prog "" "" ; then
5232 have_afalg=yes
5233 fi
5234 if test "$crypto_afalg" = "yes"
5235 then
5236 if test "$have_afalg" != "yes"
5237 then
5238 error_exit "AF_ALG requested but could not be detected"
5239 fi
5240 fi
5241
5242
5243 #################################################
5244 # Check to see if we have the Hypervisor framework
5245 if [ "$darwin" = "yes" ] ; then
5246 cat > $TMPC << EOF
5247 #include <Hypervisor/hv.h>
5248 int main() { return 0;}
5249 EOF
5250 if ! compile_object ""; then
5251 hvf='no'
5252 else
5253 hvf='yes'
5254 LDFLAGS="-framework Hypervisor $LDFLAGS"
5255 fi
5256 fi
5257
5258 #################################################
5259 # Sparc implicitly links with --relax, which is
5260 # incompatible with -r, so --no-relax should be
5261 # given. It does no harm to give it on other
5262 # platforms too.
5263
5264 # Note: the prototype is needed since QEMU_CFLAGS
5265 # contains -Wmissing-prototypes
5266 cat > $TMPC << EOF
5267 extern int foo(void);
5268 int foo(void) { return 0; }
5269 EOF
5270 if ! compile_object ""; then
5271 error_exit "Failed to compile object file for LD_REL_FLAGS test"
5272 fi
5273 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
5274 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
5275 LD_REL_FLAGS=$i
5276 break
5277 fi
5278 done
5279 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
5280 feature_not_found "modules" "Cannot find how to build relocatable objects"
5281 fi
5282
5283 ##########################################
5284 # check for sysmacros.h
5285
5286 have_sysmacros=no
5287 cat > $TMPC << EOF
5288 #include <sys/sysmacros.h>
5289 int main(void) {
5290 return makedev(0, 0);
5291 }
5292 EOF
5293 if compile_prog "" "" ; then
5294 have_sysmacros=yes
5295 fi
5296
5297 ##########################################
5298 # Veritas HyperScale block driver VxHS
5299 # Check if libvxhs is installed
5300
5301 if test "$vxhs" != "no" ; then
5302 cat > $TMPC <<EOF
5303 #include <stdint.h>
5304 #include <qnio/qnio_api.h>
5305
5306 void *vxhs_callback;
5307
5308 int main(void) {
5309 iio_init(QNIO_VERSION, vxhs_callback);
5310 return 0;
5311 }
5312 EOF
5313 vxhs_libs="-lvxhs -lssl"
5314 if compile_prog "" "$vxhs_libs" ; then
5315 vxhs=yes
5316 else
5317 if test "$vxhs" = "yes" ; then
5318 feature_not_found "vxhs block device" "Install libvxhs See github"
5319 fi
5320 vxhs=no
5321 fi
5322 fi
5323
5324 ##########################################
5325 # check for _Static_assert()
5326
5327 have_static_assert=no
5328 cat > $TMPC << EOF
5329 _Static_assert(1, "success");
5330 int main(void) {
5331 return 0;
5332 }
5333 EOF
5334 if compile_prog "" "" ; then
5335 have_static_assert=yes
5336 fi
5337
5338 ##########################################
5339 # check for utmpx.h, it is missing e.g. on OpenBSD
5340
5341 have_utmpx=no
5342 cat > $TMPC << EOF
5343 #include <utmpx.h>
5344 struct utmpx user_info;
5345 int main(void) {
5346 return 0;
5347 }
5348 EOF
5349 if compile_prog "" "" ; then
5350 have_utmpx=yes
5351 fi
5352
5353 ##########################################
5354 # checks for sanitizers
5355
5356 have_asan=no
5357 have_ubsan=no
5358 have_asan_iface_h=no
5359 have_asan_iface_fiber=no
5360
5361 if test "$sanitizers" = "yes" ; then
5362 write_c_skeleton
5363 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
5364 have_asan=yes
5365 fi
5366
5367 # we could use a simple skeleton for flags checks, but this also
5368 # detect the static linking issue of ubsan, see also:
5369 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
5370 cat > $TMPC << EOF
5371 #include <stdlib.h>
5372 int main(void) {
5373 void *tmp = malloc(10);
5374 return *(int *)(tmp + 2);
5375 }
5376 EOF
5377 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
5378 have_ubsan=yes
5379 fi
5380
5381 if check_include "sanitizer/asan_interface.h" ; then
5382 have_asan_iface_h=yes
5383 fi
5384
5385 cat > $TMPC << EOF
5386 #include <sanitizer/asan_interface.h>
5387 int main(void) {
5388 __sanitizer_start_switch_fiber(0, 0, 0);
5389 return 0;
5390 }
5391 EOF
5392 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
5393 have_asan_iface_fiber=yes
5394 fi
5395 fi
5396
5397 ##########################################
5398 # End of CC checks
5399 # After here, no more $cc or $ld runs
5400
5401 write_c_skeleton
5402
5403 if test "$gcov" = "yes" ; then
5404 CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
5405 LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
5406 elif test "$fortify_source" = "yes" ; then
5407 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
5408 elif test "$debug" = "no"; then
5409 CFLAGS="-O2 $CFLAGS"
5410 fi
5411
5412 if test "$have_asan" = "yes"; then
5413 CFLAGS="-fsanitize=address $CFLAGS"
5414 if test "$have_asan_iface_h" = "no" ; then
5415 echo "ASAN build enabled, but ASAN header missing." \
5416 "Without code annotation, the report may be inferior."
5417 elif test "$have_asan_iface_fiber" = "no" ; then
5418 echo "ASAN build enabled, but ASAN header is too old." \
5419 "Without code annotation, the report may be inferior."
5420 fi
5421 fi
5422 if test "$have_ubsan" = "yes"; then
5423 CFLAGS="-fsanitize=undefined $CFLAGS"
5424 fi
5425
5426 ##########################################
5427 # Do we have libnfs
5428 if test "$libnfs" != "no" ; then
5429 if $pkg_config --atleast-version=1.9.3 libnfs; then
5430 libnfs="yes"
5431 libnfs_libs=$($pkg_config --libs libnfs)
5432 else
5433 if test "$libnfs" = "yes" ; then
5434 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
5435 fi
5436 libnfs="no"
5437 fi
5438 fi
5439
5440 # Now we've finished running tests it's OK to add -Werror to the compiler flags
5441 if test "$werror" = "yes"; then
5442 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
5443 fi
5444
5445 if test "$solaris" = "no" ; then
5446 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
5447 LDFLAGS="-Wl,--warn-common $LDFLAGS"
5448 fi
5449 fi
5450
5451 # test if pod2man has --utf8 option
5452 if pod2man --help | grep -q utf8; then
5453 POD2MAN="pod2man --utf8"
5454 else
5455 POD2MAN="pod2man"
5456 fi
5457
5458 # Use ASLR, no-SEH and DEP if available
5459 if test "$mingw32" = "yes" ; then
5460 for flag in --dynamicbase --no-seh --nxcompat; do
5461 if ld_has $flag ; then
5462 LDFLAGS="-Wl,$flag $LDFLAGS"
5463 fi
5464 done
5465 fi
5466
5467 qemu_confdir=$sysconfdir$confsuffix
5468 qemu_moddir=$libdir$confsuffix
5469 qemu_datadir=$datadir$confsuffix
5470 qemu_localedir="$datadir/locale"
5471
5472 # We can only support ivshmem if we have eventfd
5473 if [ "$eventfd" = "yes" ]; then
5474 ivshmem=yes
5475 fi
5476
5477 tools=""
5478 if test "$want_tools" = "yes" ; then
5479 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
5480 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
5481 tools="qemu-nbd\$(EXESUF) $tools"
5482 fi
5483 if [ "$ivshmem" = "yes" ]; then
5484 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
5485 fi
5486 fi
5487 if test "$softmmu" = yes ; then
5488 if test "$linux" = yes; then
5489 if test "$virtfs" != no && test "$cap" = yes && test "$attr" = yes ; then
5490 virtfs=yes
5491 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
5492 else
5493 if test "$virtfs" = yes; then
5494 error_exit "VirtFS requires libcap devel and libattr devel"
5495 fi
5496 virtfs=no
5497 fi
5498 if test "$mpath" != no && test "$mpathpersist" = yes ; then
5499 mpath=yes
5500 else
5501 if test "$mpath" = yes; then
5502 error_exit "Multipath requires libmpathpersist devel"
5503 fi
5504 mpath=no
5505 fi
5506 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
5507 else
5508 if test "$virtfs" = yes; then
5509 error_exit "VirtFS is supported only on Linux"
5510 fi
5511 virtfs=no
5512 if test "$mpath" = yes; then
5513 error_exit "Multipath is supported only on Linux"
5514 fi
5515 mpath=no
5516 fi
5517 if test "$xkbcommon" = "yes"; then
5518 tools="qemu-keymap\$(EXESUF) $tools"
5519 fi
5520 fi
5521
5522 # Probe for guest agent support/options
5523
5524 if [ "$guest_agent" != "no" ]; then
5525 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5526 tools="qemu-ga $tools"
5527 guest_agent=yes
5528 elif [ "$guest_agent" != yes ]; then
5529 guest_agent=no
5530 else
5531 error_exit "Guest agent is not supported on this platform"
5532 fi
5533 fi
5534
5535 # Guest agent Window MSI package
5536
5537 if test "$guest_agent" != yes; then
5538 if test "$guest_agent_msi" = yes; then
5539 error_exit "MSI guest agent package requires guest agent enabled"
5540 fi
5541 guest_agent_msi=no
5542 elif test "$mingw32" != "yes"; then
5543 if test "$guest_agent_msi" = "yes"; then
5544 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5545 fi
5546 guest_agent_msi=no
5547 elif ! has wixl; then
5548 if test "$guest_agent_msi" = "yes"; then
5549 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5550 fi
5551 guest_agent_msi=no
5552 else
5553 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5554 # disabled explicitly
5555 if test "$guest_agent_msi" != "no"; then
5556 guest_agent_msi=yes
5557 fi
5558 fi
5559
5560 if test "$guest_agent_msi" = "yes"; then
5561 if test "$guest_agent_with_vss" = "yes"; then
5562 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5563 fi
5564
5565 if test "$QEMU_GA_MANUFACTURER" = ""; then
5566 QEMU_GA_MANUFACTURER=QEMU
5567 fi
5568
5569 if test "$QEMU_GA_DISTRO" = ""; then
5570 QEMU_GA_DISTRO=Linux
5571 fi
5572
5573 if test "$QEMU_GA_VERSION" = ""; then
5574 QEMU_GA_VERSION=$(cat $source_path/VERSION)
5575 fi
5576
5577 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5578
5579 case "$cpu" in
5580 x86_64)
5581 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5582 ;;
5583 i386)
5584 QEMU_GA_MSI_ARCH="-D Arch=32"
5585 ;;
5586 *)
5587 error_exit "CPU $cpu not supported for building installation package"
5588 ;;
5589 esac
5590 fi
5591
5592 # Mac OS X ships with a broken assembler
5593 roms=
5594 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5595 "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5596 "$softmmu" = yes ; then
5597 # Different host OS linkers have different ideas about the name of the ELF
5598 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
5599 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
5600 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
5601 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5602 ld_i386_emulation="$emu"
5603 roms="optionrom"
5604 break
5605 fi
5606 done
5607 fi
5608 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5609 roms="$roms spapr-rtas"
5610 fi
5611
5612 if test "$cpu" = "s390x" ; then
5613 roms="$roms s390-ccw"
5614 fi
5615
5616 # Probe for the need for relocating the user-only binary.
5617 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5618 textseg_addr=
5619 case "$cpu" in
5620 arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5621 # ??? Rationale for choosing this address
5622 textseg_addr=0x60000000
5623 ;;
5624 mips)
5625 # A 256M aligned address, high in the address space, with enough
5626 # room for the code_gen_buffer above it before the stack.
5627 textseg_addr=0x60000000
5628 ;;
5629 esac
5630 if [ -n "$textseg_addr" ]; then
5631 cat > $TMPC <<EOF
5632 int main(void) { return 0; }
5633 EOF
5634 textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5635 if ! compile_prog "" "$textseg_ldflags"; then
5636 # In case ld does not support -Ttext-segment, edit the default linker
5637 # script via sed to set the .text start addr. This is needed on FreeBSD
5638 # at least.
5639 if ! $ld --verbose >/dev/null 2>&1; then
5640 error_exit \
5641 "We need to link the QEMU user mode binaries at a" \
5642 "specific text address. Unfortunately your linker" \
5643 "doesn't support either the -Ttext-segment option or" \
5644 "printing the default linker script with --verbose." \
5645 "If you don't want the user mode binaries, pass the" \
5646 "--disable-user option to configure."
5647 fi
5648
5649 $ld --verbose | sed \
5650 -e '1,/==================================================/d' \
5651 -e '/==================================================/,$d' \
5652 -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5653 -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5654 textseg_ldflags="-Wl,-T../config-host.ld"
5655 fi
5656 fi
5657 fi
5658
5659 # Check that the C++ compiler exists and works with the C compiler.
5660 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5661 if has $cxx; then
5662 cat > $TMPC <<EOF
5663 int c_function(void);
5664 int main(void) { return c_function(); }
5665 EOF
5666
5667 compile_object
5668
5669 cat > $TMPCXX <<EOF
5670 extern "C" {
5671 int c_function(void);
5672 }
5673 int c_function(void) { return 42; }
5674 EOF
5675
5676 update_cxxflags
5677
5678 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5679 # C++ compiler $cxx works ok with C compiler $cc
5680 :
5681 else
5682 echo "C++ compiler $cxx does not work with C compiler $cc"
5683 echo "Disabling C++ specific optional code"
5684 cxx=
5685 fi
5686 else
5687 echo "No C++ compiler available; disabling C++ specific optional code"
5688 cxx=
5689 fi
5690
5691 echo_version() {
5692 if test "$1" = "yes" ; then
5693 echo "($2)"
5694 fi
5695 }
5696
5697 # prepend pixman and ftd flags after all config tests are done
5698 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5699 libs_softmmu="$pixman_libs $libs_softmmu"
5700
5701 echo "Install prefix $prefix"
5702 echo "BIOS directory $(eval echo $qemu_datadir)"
5703 echo "firmware path $(eval echo $firmwarepath)"
5704 echo "binary directory $(eval echo $bindir)"
5705 echo "library directory $(eval echo $libdir)"
5706 echo "module directory $(eval echo $qemu_moddir)"
5707 echo "libexec directory $(eval echo $libexecdir)"
5708 echo "include directory $(eval echo $includedir)"
5709 echo "config directory $(eval echo $sysconfdir)"
5710 if test "$mingw32" = "no" ; then
5711 echo "local state directory $(eval echo $local_statedir)"
5712 echo "Manual directory $(eval echo $mandir)"
5713 echo "ELF interp prefix $interp_prefix"
5714 else
5715 echo "local state directory queried at runtime"
5716 echo "Windows SDK $win_sdk"
5717 fi
5718 echo "Source path $source_path"
5719 echo "GIT binary $git"
5720 echo "GIT submodules $git_submodules"
5721 echo "C compiler $cc"
5722 echo "Host C compiler $host_cc"
5723 echo "C++ compiler $cxx"
5724 echo "Objective-C compiler $objcc"
5725 echo "ARFLAGS $ARFLAGS"
5726 echo "CFLAGS $CFLAGS"
5727 echo "QEMU_CFLAGS $QEMU_CFLAGS"
5728 echo "LDFLAGS $LDFLAGS"
5729 echo "make $make"
5730 echo "install $install"
5731 echo "python $python"
5732 if test "$slirp" = "yes" ; then
5733 echo "smbd $smbd"
5734 fi
5735 echo "module support $modules"
5736 echo "host CPU $cpu"
5737 echo "host big endian $bigendian"
5738 echo "target list $target_list"
5739 echo "gprof enabled $gprof"
5740 echo "sparse enabled $sparse"
5741 echo "strip binaries $strip_opt"
5742 echo "profiler $profiler"
5743 echo "static build $static"
5744 if test "$darwin" = "yes" ; then
5745 echo "Cocoa support $cocoa"
5746 fi
5747 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
5748 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
5749 echo "GTK GL support $gtk_gl"
5750 echo "VTE support $vte $(echo_version $vte $vteversion)"
5751 echo "TLS priority $tls_priority"
5752 echo "GNUTLS support $gnutls"
5753 echo "GNUTLS rnd $gnutls_rnd"
5754 echo "libgcrypt $gcrypt"
5755 echo "libgcrypt kdf $gcrypt_kdf"
5756 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
5757 echo "nettle kdf $nettle_kdf"
5758 echo "libtasn1 $tasn1"
5759 echo "curses support $curses"
5760 echo "virgl support $virglrenderer"
5761 echo "curl support $curl"
5762 echo "mingw32 support $mingw32"
5763 echo "Audio drivers $audio_drv_list"
5764 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5765 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5766 echo "VirtFS support $virtfs"
5767 echo "Multipath support $mpath"
5768 echo "VNC support $vnc"
5769 if test "$vnc" = "yes" ; then
5770 echo "VNC SASL support $vnc_sasl"
5771 echo "VNC JPEG support $vnc_jpeg"
5772 echo "VNC PNG support $vnc_png"
5773 fi
5774 if test -n "$sparc_cpu"; then
5775 echo "Target Sparc Arch $sparc_cpu"
5776 fi
5777 echo "xen support $xen"
5778 if test "$xen" = "yes" ; then
5779 echo "xen ctrl version $xen_ctrl_version"
5780 echo "pv dom build $xen_pv_domain_build"
5781 fi
5782 echo "brlapi support $brlapi"
5783 echo "bluez support $bluez"
5784 echo "Documentation $docs"
5785 echo "PIE $pie"
5786 echo "vde support $vde"
5787 echo "netmap support $netmap"
5788 echo "Linux AIO support $linux_aio"
5789 echo "ATTR/XATTR support $attr"
5790 echo "Install blobs $blobs"
5791 echo "KVM support $kvm"
5792 echo "HAX support $hax"
5793 echo "HVF support $hvf"
5794 echo "WHPX support $whpx"
5795 echo "TCG support $tcg"
5796 if test "$tcg" = "yes" ; then
5797 echo "TCG debug enabled $debug_tcg"
5798 echo "TCG interpreter $tcg_interpreter"
5799 fi
5800 echo "malloc trim support $malloc_trim"
5801 echo "RDMA support $rdma"
5802 echo "fdt support $fdt"
5803 echo "membarrier $membarrier"
5804 echo "preadv support $preadv"
5805 echo "fdatasync $fdatasync"
5806 echo "madvise $madvise"
5807 echo "posix_madvise $posix_madvise"
5808 echo "posix_memalign $posix_memalign"
5809 echo "libcap-ng support $cap_ng"
5810 echo "vhost-net support $vhost_net"
5811 echo "vhost-crypto support $vhost_crypto"
5812 echo "vhost-scsi support $vhost_scsi"
5813 echo "vhost-vsock support $vhost_vsock"
5814 echo "vhost-user support $vhost_user"
5815 echo "Trace backends $trace_backends"
5816 if have_backend "simple"; then
5817 echo "Trace output file $trace_file-<pid>"
5818 fi
5819 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5820 echo "rbd support $rbd"
5821 echo "xfsctl support $xfs"
5822 echo "smartcard support $smartcard"
5823 echo "libusb $libusb"
5824 echo "usb net redir $usb_redir"
5825 echo "OpenGL support $opengl"
5826 echo "OpenGL dmabufs $opengl_dmabuf"
5827 echo "libiscsi support $libiscsi"
5828 echo "libnfs support $libnfs"
5829 echo "build guest agent $guest_agent"
5830 echo "QGA VSS support $guest_agent_with_vss"
5831 echo "QGA w32 disk info $guest_agent_ntddscsi"
5832 echo "QGA MSI support $guest_agent_msi"
5833 echo "seccomp support $seccomp"
5834 echo "coroutine backend $coroutine"
5835 echo "coroutine pool $coroutine_pool"
5836 echo "debug stack usage $debug_stack_usage"
5837 echo "crypto afalg $crypto_afalg"
5838 echo "GlusterFS support $glusterfs"
5839 echo "gcov $gcov_tool"
5840 echo "gcov enabled $gcov"
5841 echo "TPM support $tpm"
5842 echo "libssh2 support $libssh2"
5843 echo "TPM passthrough $tpm_passthrough"
5844 echo "TPM emulator $tpm_emulator"
5845 echo "QOM debugging $qom_cast_debug"
5846 echo "Live block migration $live_block_migration"
5847 echo "lzo support $lzo"
5848 echo "snappy support $snappy"
5849 echo "bzip2 support $bzip2"
5850 echo "NUMA host support $numa"
5851 echo "libxml2 $libxml2"
5852 echo "tcmalloc support $tcmalloc"
5853 echo "jemalloc support $jemalloc"
5854 echo "avx2 optimization $avx2_opt"
5855 echo "replication support $replication"
5856 echo "VxHS block device $vxhs"
5857 echo "capstone $capstone"
5858
5859 if test "$sdl_too_old" = "yes"; then
5860 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5861 fi
5862
5863 if test "$gtkabi" = "2.0"; then
5864 echo
5865 echo "WARNING: Use of GTK 2.0 is deprecated and will be removed in"
5866 echo "WARNING: future releases. Please switch to using GTK 3.0"
5867 fi
5868
5869 if test "$sdlabi" = "1.2"; then
5870 echo
5871 echo "WARNING: Use of SDL 1.2 is deprecated and will be removed in"
5872 echo "WARNING: future releases. Please switch to using SDL 2.0"
5873 fi
5874
5875 if test "$supported_cpu" = "no"; then
5876 echo
5877 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5878 echo
5879 echo "CPU host architecture $cpu support is not currently maintained."
5880 echo "The QEMU project intends to remove support for this host CPU in"
5881 echo "a future release if nobody volunteers to maintain it and to"
5882 echo "provide a build host for our continuous integration setup."
5883 echo "configure has succeeded and you can continue to build, but"
5884 echo "if you care about QEMU on this platform you should contact"
5885 echo "us upstream at qemu-devel@nongnu.org."
5886 fi
5887
5888 if test "$supported_os" = "no"; then
5889 echo
5890 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5891 echo
5892 echo "Host OS $targetos support is not currently maintained."
5893 echo "The QEMU project intends to remove support for this host OS in"
5894 echo "a future release if nobody volunteers to maintain it and to"
5895 echo "provide a build host for our continuous integration setup."
5896 echo "configure has succeeded and you can continue to build, but"
5897 echo "if you care about QEMU on this platform you should contact"
5898 echo "us upstream at qemu-devel@nongnu.org."
5899 fi
5900
5901 config_host_mak="config-host.mak"
5902
5903 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5904
5905 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5906 echo >> $config_host_mak
5907
5908 echo all: >> $config_host_mak
5909 echo "prefix=$prefix" >> $config_host_mak
5910 echo "bindir=$bindir" >> $config_host_mak
5911 echo "libdir=$libdir" >> $config_host_mak
5912 echo "libexecdir=$libexecdir" >> $config_host_mak
5913 echo "includedir=$includedir" >> $config_host_mak
5914 echo "mandir=$mandir" >> $config_host_mak
5915 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5916 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5917 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5918 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
5919 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5920 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5921 if test "$mingw32" = "no" ; then
5922 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5923 fi
5924 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5925 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5926 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5927 echo "GIT=$git" >> $config_host_mak
5928 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
5929 echo "GIT_UPDATE=$git_update" >> $config_host_mak
5930
5931 echo "ARCH=$ARCH" >> $config_host_mak
5932
5933 if test "$debug_tcg" = "yes" ; then
5934 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5935 fi
5936 if test "$strip_opt" = "yes" ; then
5937 echo "STRIP=${strip}" >> $config_host_mak
5938 fi
5939 if test "$bigendian" = "yes" ; then
5940 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5941 fi
5942 if test "$mingw32" = "yes" ; then
5943 echo "CONFIG_WIN32=y" >> $config_host_mak
5944 rc_version=$(cat $source_path/VERSION)
5945 version_major=${rc_version%%.*}
5946 rc_version=${rc_version#*.}
5947 version_minor=${rc_version%%.*}
5948 rc_version=${rc_version#*.}
5949 version_subminor=${rc_version%%.*}
5950 version_micro=0
5951 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5952 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5953 if test "$guest_agent_with_vss" = "yes" ; then
5954 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5955 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5956 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5957 fi
5958 if test "$guest_agent_ntddscsi" = "yes" ; then
5959 echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5960 fi
5961 if test "$guest_agent_msi" = "yes"; then
5962 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5963 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5964 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5965 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5966 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5967 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5968 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5969 fi
5970 else
5971 echo "CONFIG_POSIX=y" >> $config_host_mak
5972 fi
5973
5974 if test "$linux" = "yes" ; then
5975 echo "CONFIG_LINUX=y" >> $config_host_mak
5976 fi
5977
5978 if test "$darwin" = "yes" ; then
5979 echo "CONFIG_DARWIN=y" >> $config_host_mak
5980 fi
5981
5982 if test "$solaris" = "yes" ; then
5983 echo "CONFIG_SOLARIS=y" >> $config_host_mak
5984 fi
5985 if test "$haiku" = "yes" ; then
5986 echo "CONFIG_HAIKU=y" >> $config_host_mak
5987 fi
5988 if test "$static" = "yes" ; then
5989 echo "CONFIG_STATIC=y" >> $config_host_mak
5990 fi
5991 if test "$profiler" = "yes" ; then
5992 echo "CONFIG_PROFILER=y" >> $config_host_mak
5993 fi
5994 if test "$slirp" = "yes" ; then
5995 echo "CONFIG_SLIRP=y" >> $config_host_mak
5996 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5997 fi
5998 if test "$vde" = "yes" ; then
5999 echo "CONFIG_VDE=y" >> $config_host_mak
6000 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6001 fi
6002 if test "$netmap" = "yes" ; then
6003 echo "CONFIG_NETMAP=y" >> $config_host_mak
6004 fi
6005 if test "$l2tpv3" = "yes" ; then
6006 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6007 fi
6008 if test "$cap_ng" = "yes" ; then
6009 echo "CONFIG_LIBCAP=y" >> $config_host_mak
6010 fi
6011 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6012 for drv in $audio_drv_list; do
6013 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6014 case "$drv" in
6015 alsa | oss | pa | sdl)
6016 echo "$def=m" >> $config_host_mak ;;
6017 *)
6018 echo "$def=y" >> $config_host_mak ;;
6019 esac
6020 done
6021 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6022 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6023 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6024 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6025 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6026 if test "$audio_pt_int" = "yes" ; then
6027 echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
6028 fi
6029 if test "$audio_win_int" = "yes" ; then
6030 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6031 fi
6032 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6033 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6034 if test "$vnc" = "yes" ; then
6035 echo "CONFIG_VNC=y" >> $config_host_mak
6036 fi
6037 if test "$vnc_sasl" = "yes" ; then
6038 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6039 fi
6040 if test "$vnc_jpeg" = "yes" ; then
6041 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6042 fi
6043 if test "$vnc_png" = "yes" ; then
6044 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6045 fi
6046 if test "$xkbcommon" = "yes" ; then
6047 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6048 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6049 fi
6050 if test "$fnmatch" = "yes" ; then
6051 echo "CONFIG_FNMATCH=y" >> $config_host_mak
6052 fi
6053 if test "$xfs" = "yes" ; then
6054 echo "CONFIG_XFS=y" >> $config_host_mak
6055 fi
6056 qemu_version=$(head $source_path/VERSION)
6057 echo "VERSION=$qemu_version" >>$config_host_mak
6058 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6059 echo "SRC_PATH=$source_path" >> $config_host_mak
6060 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6061 if [ "$docs" = "yes" ] ; then
6062 echo "BUILD_DOCS=yes" >> $config_host_mak
6063 fi
6064 if test "$modules" = "yes"; then
6065 # $shacmd can generate a hash started with digit, which the compiler doesn't
6066 # like as an symbol. So prefix it with an underscore
6067 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6068 echo "CONFIG_MODULES=y" >> $config_host_mak
6069 fi
6070 if test "$have_x11" = "yes" -a "$need_x11" = "yes"; then
6071 echo "CONFIG_X11=y" >> $config_host_mak
6072 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6073 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6074 fi
6075 if test "$sdl" = "yes" ; then
6076 echo "CONFIG_SDL=m" >> $config_host_mak
6077 echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
6078 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
6079 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
6080 fi
6081 if test "$cocoa" = "yes" ; then
6082 echo "CONFIG_COCOA=y" >> $config_host_mak
6083 fi
6084 if test "$curses" = "yes" ; then
6085 echo "CONFIG_CURSES=m" >> $config_host_mak
6086 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6087 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6088 fi
6089 if test "$pipe2" = "yes" ; then
6090 echo "CONFIG_PIPE2=y" >> $config_host_mak
6091 fi
6092 if test "$accept4" = "yes" ; then
6093 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6094 fi
6095 if test "$splice" = "yes" ; then
6096 echo "CONFIG_SPLICE=y" >> $config_host_mak
6097 fi
6098 if test "$eventfd" = "yes" ; then
6099 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6100 fi
6101 if test "$memfd" = "yes" ; then
6102 echo "CONFIG_MEMFD=y" >> $config_host_mak
6103 fi
6104 if test "$fallocate" = "yes" ; then
6105 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6106 fi
6107 if test "$fallocate_punch_hole" = "yes" ; then
6108 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6109 fi
6110 if test "$fallocate_zero_range" = "yes" ; then
6111 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6112 fi
6113 if test "$posix_fallocate" = "yes" ; then
6114 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
6115 fi
6116 if test "$sync_file_range" = "yes" ; then
6117 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
6118 fi
6119 if test "$fiemap" = "yes" ; then
6120 echo "CONFIG_FIEMAP=y" >> $config_host_mak
6121 fi
6122 if test "$dup3" = "yes" ; then
6123 echo "CONFIG_DUP3=y" >> $config_host_mak
6124 fi
6125 if test "$ppoll" = "yes" ; then
6126 echo "CONFIG_PPOLL=y" >> $config_host_mak
6127 fi
6128 if test "$prctl_pr_set_timerslack" = "yes" ; then
6129 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
6130 fi
6131 if test "$epoll" = "yes" ; then
6132 echo "CONFIG_EPOLL=y" >> $config_host_mak
6133 fi
6134 if test "$epoll_create1" = "yes" ; then
6135 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
6136 fi
6137 if test "$sendfile" = "yes" ; then
6138 echo "CONFIG_SENDFILE=y" >> $config_host_mak
6139 fi
6140 if test "$timerfd" = "yes" ; then
6141 echo "CONFIG_TIMERFD=y" >> $config_host_mak
6142 fi
6143 if test "$setns" = "yes" ; then
6144 echo "CONFIG_SETNS=y" >> $config_host_mak
6145 fi
6146 if test "$clock_adjtime" = "yes" ; then
6147 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
6148 fi
6149 if test "$syncfs" = "yes" ; then
6150 echo "CONFIG_SYNCFS=y" >> $config_host_mak
6151 fi
6152 if test "$inotify" = "yes" ; then
6153 echo "CONFIG_INOTIFY=y" >> $config_host_mak
6154 fi
6155 if test "$inotify1" = "yes" ; then
6156 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
6157 fi
6158 if test "$sem_timedwait" = "yes" ; then
6159 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
6160 fi
6161 if test "$byteswap_h" = "yes" ; then
6162 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
6163 fi
6164 if test "$bswap_h" = "yes" ; then
6165 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
6166 fi
6167 if test "$curl" = "yes" ; then
6168 echo "CONFIG_CURL=m" >> $config_host_mak
6169 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
6170 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
6171 fi
6172 if test "$brlapi" = "yes" ; then
6173 echo "CONFIG_BRLAPI=y" >> $config_host_mak
6174 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
6175 fi
6176 if test "$bluez" = "yes" ; then
6177 echo "CONFIG_BLUEZ=y" >> $config_host_mak
6178 echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
6179 fi
6180 if test "$glib_subprocess" = "yes" ; then
6181 echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
6182 fi
6183 if test "$gtk" = "yes" ; then
6184 echo "CONFIG_GTK=m" >> $config_host_mak
6185 echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
6186 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
6187 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
6188 if test "$gtk_gl" = "yes" ; then
6189 echo "CONFIG_GTK_GL=y" >> $config_host_mak
6190 fi
6191 fi
6192 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
6193 if test "$gnutls" = "yes" ; then
6194 echo "CONFIG_GNUTLS=y" >> $config_host_mak
6195 fi
6196 if test "$gnutls_rnd" = "yes" ; then
6197 echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
6198 fi
6199 if test "$gcrypt" = "yes" ; then
6200 echo "CONFIG_GCRYPT=y" >> $config_host_mak
6201 if test "$gcrypt_hmac" = "yes" ; then
6202 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
6203 fi
6204 if test "$gcrypt_kdf" = "yes" ; then
6205 echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
6206 fi
6207 fi
6208 if test "$nettle" = "yes" ; then
6209 echo "CONFIG_NETTLE=y" >> $config_host_mak
6210 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
6211 if test "$nettle_kdf" = "yes" ; then
6212 echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
6213 fi
6214 fi
6215 if test "$tasn1" = "yes" ; then
6216 echo "CONFIG_TASN1=y" >> $config_host_mak
6217 fi
6218 if test "$have_ifaddrs_h" = "yes" ; then
6219 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
6220 fi
6221 if test "$have_broken_size_max" = "yes" ; then
6222 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
6223 fi
6224
6225 # Work around a system header bug with some kernel/XFS header
6226 # versions where they both try to define 'struct fsxattr':
6227 # xfs headers will not try to redefine structs from linux headers
6228 # if this macro is set.
6229 if test "$have_fsxattr" = "yes" ; then
6230 echo "HAVE_FSXATTR=y" >> $config_host_mak
6231 fi
6232 if test "$vte" = "yes" ; then
6233 echo "CONFIG_VTE=y" >> $config_host_mak
6234 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
6235 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
6236 fi
6237 if test "$virglrenderer" = "yes" ; then
6238 echo "CONFIG_VIRGL=y" >> $config_host_mak
6239 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
6240 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
6241 fi
6242 if test "$xen" = "yes" ; then
6243 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
6244 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
6245 if test "$xen_pv_domain_build" = "yes" ; then
6246 echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
6247 fi
6248 fi
6249 if test "$linux_aio" = "yes" ; then
6250 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
6251 fi
6252 if test "$attr" = "yes" ; then
6253 echo "CONFIG_ATTR=y" >> $config_host_mak
6254 fi
6255 if test "$libattr" = "yes" ; then
6256 echo "CONFIG_LIBATTR=y" >> $config_host_mak
6257 fi
6258 if test "$virtfs" = "yes" ; then
6259 echo "CONFIG_VIRTFS=y" >> $config_host_mak
6260 fi
6261 if test "$mpath" = "yes" ; then
6262 echo "CONFIG_MPATH=y" >> $config_host_mak
6263 fi
6264 if test "$vhost_scsi" = "yes" ; then
6265 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
6266 fi
6267 if test "$vhost_net" = "yes" -a "$vhost_user" = "yes"; then
6268 echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
6269 fi
6270 if test "$vhost_crypto" = "yes" ; then
6271 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
6272 fi
6273 if test "$vhost_vsock" = "yes" ; then
6274 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
6275 fi
6276 if test "$vhost_user" = "yes" ; then
6277 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
6278 fi
6279 if test "$blobs" = "yes" ; then
6280 echo "INSTALL_BLOBS=yes" >> $config_host_mak
6281 fi
6282 if test "$iovec" = "yes" ; then
6283 echo "CONFIG_IOVEC=y" >> $config_host_mak
6284 fi
6285 if test "$preadv" = "yes" ; then
6286 echo "CONFIG_PREADV=y" >> $config_host_mak
6287 fi
6288 if test "$fdt" = "yes" ; then
6289 echo "CONFIG_FDT=y" >> $config_host_mak
6290 fi
6291 if test "$membarrier" = "yes" ; then
6292 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
6293 fi
6294 if test "$signalfd" = "yes" ; then
6295 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
6296 fi
6297 if test "$tcg" = "yes"; then
6298 echo "CONFIG_TCG=y" >> $config_host_mak
6299 if test "$tcg_interpreter" = "yes" ; then
6300 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
6301 fi
6302 fi
6303 if test "$fdatasync" = "yes" ; then
6304 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
6305 fi
6306 if test "$madvise" = "yes" ; then
6307 echo "CONFIG_MADVISE=y" >> $config_host_mak
6308 fi
6309 if test "$posix_madvise" = "yes" ; then
6310 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
6311 fi
6312 if test "$posix_memalign" = "yes" ; then
6313 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
6314 fi
6315
6316 if test "$spice" = "yes" ; then
6317 echo "CONFIG_SPICE=y" >> $config_host_mak
6318 fi
6319
6320 if test "$smartcard" = "yes" ; then
6321 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
6322 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
6323 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
6324 fi
6325
6326 if test "$libusb" = "yes" ; then
6327 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
6328 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
6329 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
6330 fi
6331
6332 if test "$usb_redir" = "yes" ; then
6333 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
6334 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
6335 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
6336 fi
6337
6338 if test "$opengl" = "yes" ; then
6339 echo "CONFIG_OPENGL=y" >> $config_host_mak
6340 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
6341 if test "$opengl_dmabuf" = "yes" ; then
6342 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
6343 fi
6344 fi
6345
6346 if test "$malloc_trim" = "yes" ; then
6347 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
6348 fi
6349
6350 if test "$avx2_opt" = "yes" ; then
6351 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
6352 fi
6353
6354 if test "$lzo" = "yes" ; then
6355 echo "CONFIG_LZO=y" >> $config_host_mak
6356 fi
6357
6358 if test "$snappy" = "yes" ; then
6359 echo "CONFIG_SNAPPY=y" >> $config_host_mak
6360 fi
6361
6362 if test "$bzip2" = "yes" ; then
6363 echo "CONFIG_BZIP2=y" >> $config_host_mak
6364 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
6365 fi
6366
6367 if test "$libiscsi" = "yes" ; then
6368 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
6369 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
6370 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
6371 fi
6372
6373 if test "$libnfs" = "yes" ; then
6374 echo "CONFIG_LIBNFS=m" >> $config_host_mak
6375 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
6376 fi
6377
6378 if test "$seccomp" = "yes"; then
6379 echo "CONFIG_SECCOMP=y" >> $config_host_mak
6380 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
6381 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
6382 fi
6383
6384 # XXX: suppress that
6385 if [ "$bsd" = "yes" ] ; then
6386 echo "CONFIG_BSD=y" >> $config_host_mak
6387 fi
6388
6389 if test "$localtime_r" = "yes" ; then
6390 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
6391 fi
6392 if test "$qom_cast_debug" = "yes" ; then
6393 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
6394 fi
6395 if test "$rbd" = "yes" ; then
6396 echo "CONFIG_RBD=m" >> $config_host_mak
6397 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
6398 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
6399 fi
6400
6401 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
6402 if test "$coroutine_pool" = "yes" ; then
6403 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
6404 else
6405 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
6406 fi
6407
6408 if test "$debug_stack_usage" = "yes" ; then
6409 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
6410 fi
6411
6412 if test "$crypto_afalg" = "yes" ; then
6413 echo "CONFIG_AF_ALG=y" >> $config_host_mak
6414 fi
6415
6416 if test "$open_by_handle_at" = "yes" ; then
6417 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
6418 fi
6419
6420 if test "$linux_magic_h" = "yes" ; then
6421 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
6422 fi
6423
6424 if test "$pragma_diagnostic_available" = "yes" ; then
6425 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
6426 fi
6427
6428 if test "$valgrind_h" = "yes" ; then
6429 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
6430 fi
6431
6432 if test "$have_asan_iface_fiber" = "yes" ; then
6433 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
6434 fi
6435
6436 if test "$has_environ" = "yes" ; then
6437 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
6438 fi
6439
6440 if test "$cpuid_h" = "yes" ; then
6441 echo "CONFIG_CPUID_H=y" >> $config_host_mak
6442 fi
6443
6444 if test "$int128" = "yes" ; then
6445 echo "CONFIG_INT128=y" >> $config_host_mak
6446 fi
6447
6448 if test "$atomic128" = "yes" ; then
6449 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
6450 fi
6451
6452 if test "$atomic64" = "yes" ; then
6453 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
6454 fi
6455
6456 if test "$vector16" = "yes" ; then
6457 echo "CONFIG_VECTOR16=y" >> $config_host_mak
6458 fi
6459
6460 if test "$getauxval" = "yes" ; then
6461 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
6462 fi
6463
6464 if test "$glusterfs" = "yes" ; then
6465 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
6466 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
6467 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
6468 fi
6469
6470 if test "$glusterfs_xlator_opt" = "yes" ; then
6471 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
6472 fi
6473
6474 if test "$glusterfs_discard" = "yes" ; then
6475 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
6476 fi
6477
6478 if test "$glusterfs_fallocate" = "yes" ; then
6479 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
6480 fi
6481
6482 if test "$glusterfs_zerofill" = "yes" ; then
6483 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
6484 fi
6485
6486 if test "$libssh2" = "yes" ; then
6487 echo "CONFIG_LIBSSH2=m" >> $config_host_mak
6488 echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
6489 echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
6490 fi
6491
6492 if test "$live_block_migration" = "yes" ; then
6493 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
6494 fi
6495
6496 if test "$tpm" = "yes"; then
6497 echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
6498 # TPM passthrough support?
6499 if test "$tpm_passthrough" = "yes"; then
6500 echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
6501 fi
6502 # TPM emulator support?
6503 if test "$tpm_emulator" = "yes"; then
6504 echo "CONFIG_TPM_EMULATOR=y" >> $config_host_mak
6505 fi
6506 fi
6507
6508 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
6509 if have_backend "nop"; then
6510 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
6511 fi
6512 if have_backend "simple"; then
6513 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
6514 # Set the appropriate trace file.
6515 trace_file="\"$trace_file-\" FMT_pid"
6516 fi
6517 if have_backend "log"; then
6518 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
6519 fi
6520 if have_backend "ust"; then
6521 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
6522 fi
6523 if have_backend "dtrace"; then
6524 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
6525 if test "$trace_backend_stap" = "yes" ; then
6526 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
6527 fi
6528 fi
6529 if have_backend "ftrace"; then
6530 if test "$linux" = "yes" ; then
6531 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
6532 else
6533 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
6534 fi
6535 fi
6536 if have_backend "syslog"; then
6537 if test "$posix_syslog" = "yes" ; then
6538 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
6539 else
6540 feature_not_found "syslog(trace backend)" "syslog not available"
6541 fi
6542 fi
6543 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
6544
6545 if test "$rdma" = "yes" ; then
6546 echo "CONFIG_RDMA=y" >> $config_host_mak
6547 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
6548 fi
6549
6550 if test "$have_rtnetlink" = "yes" ; then
6551 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
6552 fi
6553
6554 if test "$libxml2" = "yes" ; then
6555 echo "CONFIG_LIBXML2=y" >> $config_host_mak
6556 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
6557 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
6558 fi
6559
6560 if test "$replication" = "yes" ; then
6561 echo "CONFIG_REPLICATION=y" >> $config_host_mak
6562 fi
6563
6564 if test "$have_af_vsock" = "yes" ; then
6565 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
6566 fi
6567
6568 if test "$have_sysmacros" = "yes" ; then
6569 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
6570 fi
6571
6572 if test "$have_static_assert" = "yes" ; then
6573 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
6574 fi
6575
6576 if test "$have_utmpx" = "yes" ; then
6577 echo "HAVE_UTMPX=y" >> $config_host_mak
6578 fi
6579
6580 if test "$ivshmem" = "yes" ; then
6581 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
6582 fi
6583 if test "$capstone" != "no" ; then
6584 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
6585 fi
6586
6587 # Hold two types of flag:
6588 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
6589 # a thread we have a handle to
6590 # CONFIG_PTHREAD_SETNAME_NP - A way of doing it on a particular
6591 # platform
6592 if test "$pthread_setname_np" = "yes" ; then
6593 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
6594 echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
6595 fi
6596
6597 if test "$vxhs" = "yes" ; then
6598 echo "CONFIG_VXHS=y" >> $config_host_mak
6599 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
6600 fi
6601
6602 if test "$tcg_interpreter" = "yes"; then
6603 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
6604 elif test "$ARCH" = "sparc64" ; then
6605 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
6606 elif test "$ARCH" = "s390x" ; then
6607 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
6608 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
6609 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
6610 elif test "$ARCH" = "ppc64" ; then
6611 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
6612 else
6613 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
6614 fi
6615 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg $QEMU_INCLUDES"
6616
6617 echo "TOOLS=$tools" >> $config_host_mak
6618 echo "ROMS=$roms" >> $config_host_mak
6619 echo "MAKE=$make" >> $config_host_mak
6620 echo "INSTALL=$install" >> $config_host_mak
6621 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
6622 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
6623 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
6624 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6625 echo "PYTHON=$python" >> $config_host_mak
6626 echo "CC=$cc" >> $config_host_mak
6627 if $iasl -h > /dev/null 2>&1; then
6628 echo "IASL=$iasl" >> $config_host_mak
6629 fi
6630 echo "CC_I386=$cc_i386" >> $config_host_mak
6631 echo "HOST_CC=$host_cc" >> $config_host_mak
6632 echo "CXX=$cxx" >> $config_host_mak
6633 echo "OBJCC=$objcc" >> $config_host_mak
6634 echo "AR=$ar" >> $config_host_mak
6635 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6636 echo "AS=$as" >> $config_host_mak
6637 echo "CCAS=$ccas" >> $config_host_mak
6638 echo "CPP=$cpp" >> $config_host_mak
6639 echo "OBJCOPY=$objcopy" >> $config_host_mak
6640 echo "LD=$ld" >> $config_host_mak
6641 echo "RANLIB=$ranlib" >> $config_host_mak
6642 echo "NM=$nm" >> $config_host_mak
6643 echo "WINDRES=$windres" >> $config_host_mak
6644 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6645 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6646 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6647 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6648 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6649 if test "$sparse" = "yes" ; then
6650 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
6651 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
6652 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
6653 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
6654 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6655 fi
6656 if test "$cross_prefix" != ""; then
6657 echo "AUTOCONF_HOST := --host=${cross_prefix%-}" >> $config_host_mak
6658 else
6659 echo "AUTOCONF_HOST := " >> $config_host_mak
6660 fi
6661 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6662 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6663 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6664 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6665 echo "LIBS+=$LIBS" >> $config_host_mak
6666 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6667 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6668 echo "EXESUF=$EXESUF" >> $config_host_mak
6669 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6670 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6671 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6672 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6673 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6674 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6675 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6676 if test "$gcov" = "yes" ; then
6677 echo "CONFIG_GCOV=y" >> $config_host_mak
6678 echo "GCOV=$gcov_tool" >> $config_host_mak
6679 fi
6680
6681 # use included Linux headers
6682 if test "$linux" = "yes" ; then
6683 mkdir -p linux-headers
6684 case "$cpu" in
6685 i386|x86_64|x32)
6686 linux_arch=x86
6687 ;;
6688 ppcemb|ppc|ppc64)
6689 linux_arch=powerpc
6690 ;;
6691 s390x)
6692 linux_arch=s390
6693 ;;
6694 aarch64)
6695 linux_arch=arm64
6696 ;;
6697 mips64)
6698 linux_arch=mips
6699 ;;
6700 *)
6701 # For most CPUs the kernel architecture name and QEMU CPU name match.
6702 linux_arch="$cpu"
6703 ;;
6704 esac
6705 # For non-KVM architectures we will not have asm headers
6706 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6707 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6708 fi
6709 fi
6710
6711 for target in $target_list; do
6712 target_dir="$target"
6713 config_target_mak=$target_dir/config-target.mak
6714 target_name=$(echo $target | cut -d '-' -f 1)
6715 target_bigendian="no"
6716
6717 case "$target_name" in
6718 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6719 target_bigendian=yes
6720 ;;
6721 esac
6722 target_softmmu="no"
6723 target_user_only="no"
6724 target_linux_user="no"
6725 target_bsd_user="no"
6726 case "$target" in
6727 ${target_name}-softmmu)
6728 target_softmmu="yes"
6729 ;;
6730 ${target_name}-linux-user)
6731 target_user_only="yes"
6732 target_linux_user="yes"
6733 ;;
6734 ${target_name}-bsd-user)
6735 target_user_only="yes"
6736 target_bsd_user="yes"
6737 ;;
6738 *)
6739 error_exit "Target '$target' not recognised"
6740 exit 1
6741 ;;
6742 esac
6743
6744 mkdir -p $target_dir
6745 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6746
6747 bflt="no"
6748 mttcg="no"
6749 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6750 gdb_xml_files=""
6751
6752 TARGET_ARCH="$target_name"
6753 TARGET_BASE_ARCH=""
6754 TARGET_ABI_DIR=""
6755
6756 case "$target_name" in
6757 i386)
6758 gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6759 ;;
6760 x86_64)
6761 TARGET_BASE_ARCH=i386
6762 gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6763 ;;
6764 alpha)
6765 mttcg="yes"
6766 ;;
6767 arm|armeb)
6768 TARGET_ARCH=arm
6769 bflt="yes"
6770 mttcg="yes"
6771 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6772 ;;
6773 aarch64|aarch64_be)
6774 TARGET_ARCH=aarch64
6775 TARGET_BASE_ARCH=arm
6776 bflt="yes"
6777 mttcg="yes"
6778 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6779 ;;
6780 cris)
6781 ;;
6782 hppa)
6783 mttcg="yes"
6784 ;;
6785 lm32)
6786 ;;
6787 m68k)
6788 bflt="yes"
6789 gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6790 ;;
6791 microblaze|microblazeel)
6792 TARGET_ARCH=microblaze
6793 bflt="yes"
6794 ;;
6795 mips|mipsel)
6796 TARGET_ARCH=mips
6797 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6798 ;;
6799 mipsn32|mipsn32el)
6800 TARGET_ARCH=mips64
6801 TARGET_BASE_ARCH=mips
6802 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6803 echo "TARGET_ABI32=y" >> $config_target_mak
6804 ;;
6805 mips64|mips64el)
6806 TARGET_ARCH=mips64
6807 TARGET_BASE_ARCH=mips
6808 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6809 ;;
6810 moxie)
6811 ;;
6812 nios2)
6813 ;;
6814 or1k)
6815 TARGET_ARCH=openrisc
6816 TARGET_BASE_ARCH=openrisc
6817 ;;
6818 ppc)
6819 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6820 ;;
6821 ppcemb)
6822 TARGET_BASE_ARCH=ppc
6823 TARGET_ABI_DIR=ppc
6824 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6825 ;;
6826 ppc64)
6827 TARGET_BASE_ARCH=ppc
6828 TARGET_ABI_DIR=ppc
6829 mttcg=yes
6830 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6831 ;;
6832 ppc64le)
6833 TARGET_ARCH=ppc64
6834 TARGET_BASE_ARCH=ppc
6835 TARGET_ABI_DIR=ppc
6836 mttcg=yes
6837 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6838 ;;
6839 ppc64abi32)
6840 TARGET_ARCH=ppc64
6841 TARGET_BASE_ARCH=ppc
6842 TARGET_ABI_DIR=ppc
6843 echo "TARGET_ABI32=y" >> $config_target_mak
6844 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6845 ;;
6846 riscv32)
6847 TARGET_BASE_ARCH=riscv
6848 TARGET_ABI_DIR=riscv
6849 mttcg=yes
6850 ;;
6851 riscv64)
6852 TARGET_BASE_ARCH=riscv
6853 TARGET_ABI_DIR=riscv
6854 mttcg=yes
6855 ;;
6856 sh4|sh4eb)
6857 TARGET_ARCH=sh4
6858 bflt="yes"
6859 ;;
6860 sparc)
6861 ;;
6862 sparc64)
6863 TARGET_BASE_ARCH=sparc
6864 ;;
6865 sparc32plus)
6866 TARGET_ARCH=sparc64
6867 TARGET_BASE_ARCH=sparc
6868 TARGET_ABI_DIR=sparc
6869 echo "TARGET_ABI32=y" >> $config_target_mak
6870 ;;
6871 s390x)
6872 mttcg=yes
6873 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6874 ;;
6875 tilegx)
6876 ;;
6877 tricore)
6878 ;;
6879 unicore32)
6880 ;;
6881 xtensa|xtensaeb)
6882 TARGET_ARCH=xtensa
6883 mttcg="yes"
6884 ;;
6885 *)
6886 error_exit "Unsupported target CPU"
6887 ;;
6888 esac
6889 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6890 if [ "$TARGET_BASE_ARCH" = "" ]; then
6891 TARGET_BASE_ARCH=$TARGET_ARCH
6892 fi
6893
6894 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6895
6896 upper() {
6897 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6898 }
6899
6900 target_arch_name="$(upper $TARGET_ARCH)"
6901 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6902 echo "TARGET_NAME=$target_name" >> $config_target_mak
6903 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6904 if [ "$TARGET_ABI_DIR" = "" ]; then
6905 TARGET_ABI_DIR=$TARGET_ARCH
6906 fi
6907 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6908 if [ "$HOST_VARIANT_DIR" != "" ]; then
6909 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6910 fi
6911
6912 if supported_xen_target $target; then
6913 echo "CONFIG_XEN=y" >> $config_target_mak
6914 if test "$xen_pci_passthrough" = yes; then
6915 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6916 fi
6917 fi
6918 if supported_kvm_target $target; then
6919 echo "CONFIG_KVM=y" >> $config_target_mak
6920 if test "$vhost_net" = "yes" ; then
6921 echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6922 if test "$vhost_user" = "yes" ; then
6923 echo "CONFIG_VHOST_USER_NET_TEST_$target_name=y" >> $config_host_mak
6924 fi
6925 fi
6926 fi
6927 if supported_hax_target $target; then
6928 echo "CONFIG_HAX=y" >> $config_target_mak
6929 fi
6930 if supported_hvf_target $target; then
6931 echo "CONFIG_HVF=y" >> $config_target_mak
6932 fi
6933 if supported_whpx_target $target; then
6934 echo "CONFIG_WHPX=y" >> $config_target_mak
6935 fi
6936 if test "$target_bigendian" = "yes" ; then
6937 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6938 fi
6939 if test "$target_softmmu" = "yes" ; then
6940 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6941 if test "$mttcg" = "yes" ; then
6942 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6943 fi
6944 fi
6945 if test "$target_user_only" = "yes" ; then
6946 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6947 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6948 fi
6949 if test "$target_linux_user" = "yes" ; then
6950 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6951 fi
6952 list=""
6953 if test ! -z "$gdb_xml_files" ; then
6954 for x in $gdb_xml_files; do
6955 list="$list $source_path/gdb-xml/$x"
6956 done
6957 echo "TARGET_XML_FILES=$list" >> $config_target_mak
6958 fi
6959
6960 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6961 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6962 fi
6963 if test "$target_bsd_user" = "yes" ; then
6964 echo "CONFIG_BSD_USER=y" >> $config_target_mak
6965 fi
6966
6967 # generate QEMU_CFLAGS/LDFLAGS for targets
6968
6969 cflags=""
6970 ldflags=""
6971
6972 disas_config() {
6973 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6974 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6975 }
6976
6977 for i in $ARCH $TARGET_BASE_ARCH ; do
6978 case "$i" in
6979 alpha)
6980 disas_config "ALPHA"
6981 ;;
6982 aarch64)
6983 if test -n "${cxx}"; then
6984 disas_config "ARM_A64"
6985 fi
6986 ;;
6987 arm)
6988 disas_config "ARM"
6989 if test -n "${cxx}"; then
6990 disas_config "ARM_A64"
6991 fi
6992 ;;
6993 cris)
6994 disas_config "CRIS"
6995 ;;
6996 hppa)
6997 disas_config "HPPA"
6998 ;;
6999 i386|x86_64|x32)
7000 disas_config "I386"
7001 ;;
7002 lm32)
7003 disas_config "LM32"
7004 ;;
7005 m68k)
7006 disas_config "M68K"
7007 ;;
7008 microblaze*)
7009 disas_config "MICROBLAZE"
7010 ;;
7011 mips*)
7012 disas_config "MIPS"
7013 ;;
7014 moxie*)
7015 disas_config "MOXIE"
7016 ;;
7017 nios2)
7018 disas_config "NIOS2"
7019 ;;
7020 or1k)
7021 disas_config "OPENRISC"
7022 ;;
7023 ppc*)
7024 disas_config "PPC"
7025 ;;
7026 riscv)
7027 disas_config "RISCV"
7028 ;;
7029 s390*)
7030 disas_config "S390"
7031 ;;
7032 sh4)
7033 disas_config "SH4"
7034 ;;
7035 sparc*)
7036 disas_config "SPARC"
7037 ;;
7038 xtensa*)
7039 disas_config "XTENSA"
7040 ;;
7041 esac
7042 done
7043 if test "$tcg_interpreter" = "yes" ; then
7044 disas_config "TCI"
7045 fi
7046
7047 case "$ARCH" in
7048 alpha)
7049 # Ensure there's only a single GP
7050 cflags="-msmall-data $cflags"
7051 ;;
7052 esac
7053
7054 if test "$gprof" = "yes" ; then
7055 echo "TARGET_GPROF=yes" >> $config_target_mak
7056 if test "$target_linux_user" = "yes" ; then
7057 cflags="-p $cflags"
7058 ldflags="-p $ldflags"
7059 fi
7060 if test "$target_softmmu" = "yes" ; then
7061 ldflags="-p $ldflags"
7062 echo "GPROF_CFLAGS=-p" >> $config_target_mak
7063 fi
7064 fi
7065
7066 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
7067 ldflags="$ldflags $textseg_ldflags"
7068 fi
7069
7070 # Newer kernels on s390 check for an S390_PGSTE program header and
7071 # enable the pgste page table extensions in that case. This makes
7072 # the vm.allocate_pgste sysctl unnecessary. We enable this program
7073 # header if
7074 # - we build on s390x
7075 # - we build the system emulation for s390x (qemu-system-s390x)
7076 # - KVM is enabled
7077 # - the linker supports --s390-pgste
7078 if test "$TARGET_ARCH" = "s390x" -a "$target_softmmu" = "yes" -a "$ARCH" = "s390x" -a "$kvm" = "yes"; then
7079 if ld_has --s390-pgste ; then
7080 ldflags="-Wl,--s390-pgste $ldflags"
7081 fi
7082 fi
7083
7084 echo "LDFLAGS+=$ldflags" >> $config_target_mak
7085 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
7086
7087 done # for target in $targets
7088
7089 if [ "$dtc_internal" = "yes" ]; then
7090 echo "config-host.h: subdir-dtc" >> $config_host_mak
7091 fi
7092 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
7093 echo "config-host.h: subdir-capstone" >> $config_host_mak
7094 fi
7095 if test -n "$LIBCAPSTONE"; then
7096 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
7097 fi
7098
7099 if test "$numa" = "yes"; then
7100 echo "CONFIG_NUMA=y" >> $config_host_mak
7101 fi
7102
7103 if test "$ccache_cpp2" = "yes"; then
7104 echo "export CCACHE_CPP2=y" >> $config_host_mak
7105 fi
7106
7107 # build tree in object directory in case the source is not in the current directory
7108 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests tests/vm"
7109 DIRS="$DIRS docs docs/interop fsdev scsi"
7110 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
7111 DIRS="$DIRS roms/seabios roms/vgabios"
7112 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
7113 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
7114 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
7115 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
7116 FILES="$FILES pc-bios/spapr-rtas/Makefile"
7117 FILES="$FILES pc-bios/s390-ccw/Makefile"
7118 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
7119 FILES="$FILES pc-bios/qemu-icon.bmp"
7120 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
7121 for bios_file in \
7122 $source_path/pc-bios/*.bin \
7123 $source_path/pc-bios/*.lid \
7124 $source_path/pc-bios/*.aml \
7125 $source_path/pc-bios/*.rom \
7126 $source_path/pc-bios/*.dtb \
7127 $source_path/pc-bios/*.img \
7128 $source_path/pc-bios/openbios-* \
7129 $source_path/pc-bios/u-boot.* \
7130 $source_path/pc-bios/palcode-*
7131 do
7132 FILES="$FILES pc-bios/$(basename $bios_file)"
7133 done
7134 for test_file in $(find $source_path/tests/acpi-test-data -type f)
7135 do
7136 FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
7137 done
7138 mkdir -p $DIRS
7139 for f in $FILES ; do
7140 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
7141 symlink "$source_path/$f" "$f"
7142 fi
7143 done
7144
7145 # temporary config to build submodules
7146 for rom in seabios vgabios ; do
7147 config_mak=roms/$rom/config.mak
7148 echo "# Automatically generated by configure - do not modify" > $config_mak
7149 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
7150 echo "AS=$as" >> $config_mak
7151 echo "CCAS=$ccas" >> $config_mak
7152 echo "CC=$cc" >> $config_mak
7153 echo "BCC=bcc" >> $config_mak
7154 echo "CPP=$cpp" >> $config_mak
7155 echo "OBJCOPY=objcopy" >> $config_mak
7156 echo "IASL=$iasl" >> $config_mak
7157 echo "LD=$ld" >> $config_mak
7158 echo "RANLIB=$ranlib" >> $config_mak
7159 done
7160
7161 # set up tests data directory
7162 if [ ! -e tests/data ]; then
7163 symlink "$source_path/tests/data" tests/data
7164 fi
7165
7166 # set up qemu-iotests in this build directory
7167 iotests_common_env="tests/qemu-iotests/common.env"
7168 iotests_check="tests/qemu-iotests/check"
7169
7170 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
7171 echo >> "$iotests_common_env"
7172 echo "export PYTHON='$python'" >> "$iotests_common_env"
7173
7174 if [ ! -e "$iotests_check" ]; then
7175 symlink "$source_path/$iotests_check" "$iotests_check"
7176 fi
7177
7178 # Save the configure command line for later reuse.
7179 cat <<EOD >config.status
7180 #!/bin/sh
7181 # Generated by configure.
7182 # Run this file to recreate the current configuration.
7183 # Compiler output produced by configure, useful for debugging
7184 # configure, is in config.log if it exists.
7185 EOD
7186 printf "exec" >>config.status
7187 printf " '%s'" "$0" "$@" >>config.status
7188 echo ' "$@"' >>config.status
7189 chmod +x config.status
7190
7191 rm -r "$TMPDIR1"
AR7 emulation for QEMU