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target-ppc: Include missing MMU models for SDR1 in info registers
[qemu.git] / configure
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}/${TMPB}.cxx"
31 TMPL="${TMPDIR1}/${TMPB}.lo"
32 TMPA="${TMPDIR1}/lib${TMPB}.la"
33 TMPE="${TMPDIR1}/${TMPB}.exe"
34
35 rm -f config.log
36
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
43
44 error_exit() {
45     echo
46     echo "ERROR: $1"
47     while test -n "$2"; do
48         echo "       $2"
49         shift
50     done
51     echo
52     exit 1
53 }
54
55 do_compiler() {
56     # Run the compiler, capturing its output to the log. First argument
57     # is compiler binary to execute.
58     local compiler="$1"
59     shift
60     echo $compiler "$@" >> config.log
61     $compiler "$@" >> config.log 2>&1 || return $?
62     # Test passed. If this is an --enable-werror build, rerun
63     # the test with -Werror and bail out if it fails. This
64     # makes warning-generating-errors in configure test code
65     # obvious to developers.
66     if test "$werror" != "yes"; then
67         return 0
68     fi
69     # Don't bother rerunning the compile if we were already using -Werror
70     case "$*" in
71         *-Werror*)
72            return 0
73         ;;
74     esac
75     echo $compiler -Werror "$@" >> config.log
76     $compiler -Werror "$@" >> config.log 2>&1 && return $?
77     error_exit "configure test passed without -Werror but failed with -Werror." \
78         "This is probably a bug in the configure script. The failing command" \
79         "will be at the bottom of config.log." \
80         "You can run configure with --disable-werror to bypass this check."
81 }
82
83 do_cc() {
84     do_compiler "$cc" "$@"
85 }
86
87 do_cxx() {
88     do_compiler "$cxx" "$@"
89 }
90
91 update_cxxflags() {
92     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
93     # options which some versions of GCC's C++ compiler complain about
94     # because they only make sense for C programs.
95     QEMU_CXXFLAGS=
96     for arg in $QEMU_CFLAGS; do
97         case $arg in
98             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
99             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
100                 ;;
101             *)
102                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
103                 ;;
104         esac
105     done
106 }
107
108 compile_object() {
109   local_cflags="$1"
110   do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
111 }
112
113 compile_prog() {
114   local_cflags="$1"
115   local_ldflags="$2"
116   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
117 }
118
119 # symbolically link $1 to $2.  Portable version of "ln -sf".
120 symlink() {
121   rm -rf "$2"
122   mkdir -p "$(dirname "$2")"
123   ln -s "$1" "$2"
124 }
125
126 # check whether a command is available to this shell (may be either an
127 # executable or a builtin)
128 has() {
129     type "$1" >/dev/null 2>&1
130 }
131
132 # search for an executable in PATH
133 path_of() {
134     local_command="$1"
135     local_ifs="$IFS"
136     local_dir=""
137
138     # pathname has a dir component?
139     if [ "${local_command#*/}" != "$local_command" ]; then
140         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
141             echo "$local_command"
142             return 0
143         fi
144     fi
145     if [ -z "$local_command" ]; then
146         return 1
147     fi
148
149     IFS=:
150     for local_dir in $PATH; do
151         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
152             echo "$local_dir/$local_command"
153             IFS="${local_ifs:-$(printf ' \t\n')}"
154             return 0
155         fi
156     done
157     # not found
158     IFS="${local_ifs:-$(printf ' \t\n')}"
159     return 1
160 }
161
162 have_backend () {
163     echo "$trace_backends" | grep "$1" >/dev/null
164 }
165
166 # default parameters
167 source_path=`dirname "$0"`
168 cpu=""
169 iasl="iasl"
170 interp_prefix="/usr/gnemul/qemu-%M"
171 static="no"
172 cross_prefix=""
173 audio_drv_list=""
174 block_drv_rw_whitelist=""
175 block_drv_ro_whitelist=""
176 host_cc="cc"
177 libs_softmmu=""
178 libs_tools=""
179 audio_pt_int=""
180 audio_win_int=""
181 cc_i386=i386-pc-linux-gnu-gcc
182 libs_qga=""
183 debug_info="yes"
184 stack_protector=""
185
186 # Don't accept a target_list environment variable.
187 unset target_list
188
189 # Default value for a variable defining feature "foo".
190 #  * foo="no"  feature will only be used if --enable-foo arg is given
191 #  * foo=""    feature will be searched for, and if found, will be used
192 #              unless --disable-foo is given
193 #  * foo="yes" this value will only be set by --enable-foo flag.
194 #              feature will searched for,
195 #              if not found, configure exits with error
196 #
197 # Always add --enable-foo and --disable-foo command line args.
198 # Distributions want to ensure that several features are compiled in, and it
199 # is impossible without a --enable-foo that exits if a feature is not found.
200
201 bluez=""
202 brlapi=""
203 curl=""
204 curses=""
205 docs=""
206 fdt=""
207 netmap="no"
208 pixman=""
209 sdl=""
210 sdlabi="1.2"
211 virtfs=""
212 vnc="yes"
213 sparse="no"
214 uuid=""
215 vde=""
216 vnc_sasl=""
217 vnc_jpeg=""
218 vnc_png=""
219 xen=""
220 xen_ctrl_version=""
221 xen_pv_domain_build="no"
222 xen_pci_passthrough=""
223 linux_aio=""
224 cap_ng=""
225 attr=""
226 libattr=""
227 xfs=""
228
229 vhost_net="no"
230 vhost_scsi="no"
231 kvm="no"
232 rdma=""
233 gprof="no"
234 debug_tcg="no"
235 debug="no"
236 fortify_source=""
237 strip_opt="yes"
238 tcg_interpreter="no"
239 bigendian="no"
240 mingw32="no"
241 gcov="no"
242 gcov_tool="gcov"
243 EXESUF=""
244 DSOSUF=".so"
245 LDFLAGS_SHARED="-shared"
246 modules="no"
247 prefix="/usr/local"
248 mandir="\${prefix}/share/man"
249 datadir="\${prefix}/share"
250 qemu_docdir="\${prefix}/share/doc/qemu"
251 bindir="\${prefix}/bin"
252 libdir="\${prefix}/lib"
253 libexecdir="\${prefix}/libexec"
254 includedir="\${prefix}/include"
255 sysconfdir="\${prefix}/etc"
256 local_statedir="\${prefix}/var"
257 confsuffix="/qemu"
258 slirp="yes"
259 oss_lib=""
260 bsd="no"
261 linux="no"
262 solaris="no"
263 profiler="no"
264 cocoa="no"
265 softmmu="yes"
266 linux_user="no"
267 bsd_user="no"
268 aix="no"
269 blobs="yes"
270 pkgversion=""
271 pie=""
272 zero_malloc=""
273 qom_cast_debug="yes"
274 trace_backends="log"
275 trace_file="trace"
276 spice=""
277 rbd=""
278 smartcard=""
279 libusb=""
280 usb_redir=""
281 opengl=""
282 zlib="yes"
283 lzo=""
284 snappy=""
285 bzip2=""
286 guest_agent=""
287 guest_agent_with_vss="no"
288 guest_agent_ntddscsi="no"
289 guest_agent_msi=""
290 vss_win32_sdk=""
291 win_sdk="no"
292 want_tools="yes"
293 libiscsi=""
294 libnfs=""
295 coroutine=""
296 coroutine_pool=""
297 seccomp=""
298 glusterfs=""
299 glusterfs_discard="no"
300 glusterfs_zerofill="no"
301 archipelago="no"
302 gtk=""
303 gtkabi=""
304 gtk_gl="no"
305 gnutls=""
306 gnutls_hash=""
307 nettle=""
308 gcrypt=""
309 vte=""
310 virglrenderer=""
311 tpm="yes"
312 libssh2=""
313 vhdx=""
314 numa=""
315 tcmalloc="no"
316 jemalloc="no"
317
318 # parse CC options first
319 for opt do
320   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
321   case "$opt" in
322   --cross-prefix=*) cross_prefix="$optarg"
323   ;;
324   --cc=*) CC="$optarg"
325   ;;
326   --cxx=*) CXX="$optarg"
327   ;;
328   --source-path=*) source_path="$optarg"
329   ;;
330   --cpu=*) cpu="$optarg"
331   ;;
332   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
333                     EXTRA_CFLAGS="$optarg"
334   ;;
335   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
336                      EXTRA_LDFLAGS="$optarg"
337   ;;
338   --enable-debug-info) debug_info="yes"
339   ;;
340   --disable-debug-info) debug_info="no"
341   ;;
342   esac
343 done
344 # OS specific
345 # Using uname is really, really broken.  Once we have the right set of checks
346 # we can eliminate its usage altogether.
347
348 # Preferred compiler:
349 #  ${CC} (if set)
350 #  ${cross_prefix}gcc (if cross-prefix specified)
351 #  system compiler
352 if test -z "${CC}${cross_prefix}"; then
353   cc="$host_cc"
354 else
355   cc="${CC-${cross_prefix}gcc}"
356 fi
357
358 if test -z "${CXX}${cross_prefix}"; then
359   cxx="c++"
360 else
361   cxx="${CXX-${cross_prefix}g++}"
362 fi
363
364 ar="${AR-${cross_prefix}ar}"
365 as="${AS-${cross_prefix}as}"
366 cpp="${CPP-$cc -E}"
367 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
368 ld="${LD-${cross_prefix}ld}"
369 nm="${NM-${cross_prefix}nm}"
370 strip="${STRIP-${cross_prefix}strip}"
371 windres="${WINDRES-${cross_prefix}windres}"
372 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
373 query_pkg_config() {
374     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
375 }
376 pkg_config=query_pkg_config
377 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
378 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
379
380 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
381 ARFLAGS="${ARFLAGS-rv}"
382
383 # default flags for all hosts
384 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
385 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
386 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
387 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
388 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
389 if test "$debug_info" = "yes"; then
390     CFLAGS="-g $CFLAGS"
391     LDFLAGS="-g $LDFLAGS"
392 fi
393
394 # make source path absolute
395 source_path=`cd "$source_path"; pwd`
396
397 # running configure in the source tree?
398 # we know that's the case if configure is there.
399 if test -f "./configure"; then
400     pwd_is_source_path="y"
401 else
402     pwd_is_source_path="n"
403 fi
404
405 check_define() {
406 cat > $TMPC <<EOF
407 #if !defined($1)
408 #error $1 not defined
409 #endif
410 int main(void) { return 0; }
411 EOF
412   compile_object
413 }
414
415 check_include() {
416 cat > $TMPC <<EOF
417 #include <$1>
418 int main(void) { return 0; }
419 EOF
420   compile_object
421 }
422
423 write_c_skeleton() {
424     cat > $TMPC <<EOF
425 int main(void) { return 0; }
426 EOF
427 }
428
429 if check_define __linux__ ; then
430   targetos="Linux"
431 elif check_define _WIN32 ; then
432   targetos='MINGW32'
433 elif check_define __OpenBSD__ ; then
434   targetos='OpenBSD'
435 elif check_define __sun__ ; then
436   targetos='SunOS'
437 elif check_define __HAIKU__ ; then
438   targetos='Haiku'
439 else
440   targetos=`uname -s`
441 fi
442
443 # Some host OSes need non-standard checks for which CPU to use.
444 # Note that these checks are broken for cross-compilation: if you're
445 # cross-compiling to one of these OSes then you'll need to specify
446 # the correct CPU with the --cpu option.
447 case $targetos in
448 Darwin)
449   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
450   # run 64-bit userspace code.
451   # If the user didn't specify a CPU explicitly and the kernel says this is
452   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
453   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
454     cpu="x86_64"
455   fi
456   ;;
457 SunOS)
458   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
459   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
460     cpu="x86_64"
461   fi
462 esac
463
464 if test ! -z "$cpu" ; then
465   # command line argument
466   :
467 elif check_define __i386__ ; then
468   cpu="i386"
469 elif check_define __x86_64__ ; then
470   if check_define __ILP32__ ; then
471     cpu="x32"
472   else
473     cpu="x86_64"
474   fi
475 elif check_define __sparc__ ; then
476   if check_define __arch64__ ; then
477     cpu="sparc64"
478   else
479     cpu="sparc"
480   fi
481 elif check_define _ARCH_PPC ; then
482   if check_define _ARCH_PPC64 ; then
483     cpu="ppc64"
484   else
485     cpu="ppc"
486   fi
487 elif check_define __mips__ ; then
488   cpu="mips"
489 elif check_define __ia64__ ; then
490   cpu="ia64"
491 elif check_define __s390__ ; then
492   if check_define __s390x__ ; then
493     cpu="s390x"
494   else
495     cpu="s390"
496   fi
497 elif check_define __arm__ ; then
498   cpu="arm"
499 elif check_define __aarch64__ ; then
500   cpu="aarch64"
501 elif check_define __hppa__ ; then
502   cpu="hppa"
503 else
504   cpu=`uname -m`
505 fi
506
507 ARCH=
508 # Normalise host CPU name and set ARCH.
509 # Note that this case should only have supported host CPUs, not guests.
510 case "$cpu" in
511   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
512     cpu="$cpu"
513   ;;
514   i386|i486|i586|i686|i86pc|BePC)
515     cpu="i386"
516   ;;
517   x86_64|amd64)
518     cpu="x86_64"
519   ;;
520   armv*b|armv*l|arm)
521     cpu="arm"
522   ;;
523   aarch64)
524     cpu="aarch64"
525   ;;
526   mips*)
527     cpu="mips"
528   ;;
529   sparc|sun4[cdmuv])
530     cpu="sparc"
531   ;;
532   *)
533     # This will result in either an error or falling back to TCI later
534     ARCH=unknown
535   ;;
536 esac
537 if test -z "$ARCH"; then
538   ARCH="$cpu"
539 fi
540
541 # OS specific
542
543 # host *BSD for user mode
544 HOST_VARIANT_DIR=""
545
546 case $targetos in
547 CYGWIN*)
548   mingw32="yes"
549   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
550   audio_possible_drivers="sdl"
551   audio_drv_list="sdl"
552 ;;
553 MINGW32*)
554   mingw32="yes"
555   audio_possible_drivers="dsound sdl"
556   if check_include dsound.h; then
557     audio_drv_list="dsound"
558   else
559     audio_drv_list=""
560   fi
561 ;;
562 GNU/kFreeBSD)
563   bsd="yes"
564   audio_drv_list="oss"
565   audio_possible_drivers="oss sdl pa"
566 ;;
567 FreeBSD)
568   bsd="yes"
569   make="${MAKE-gmake}"
570   audio_drv_list="oss"
571   audio_possible_drivers="oss sdl pa"
572   # needed for kinfo_getvmmap(3) in libutil.h
573   LIBS="-lutil $LIBS"
574   netmap=""  # enable netmap autodetect
575   HOST_VARIANT_DIR="freebsd"
576 ;;
577 DragonFly)
578   bsd="yes"
579   make="${MAKE-gmake}"
580   audio_drv_list="oss"
581   audio_possible_drivers="oss sdl pa"
582   HOST_VARIANT_DIR="dragonfly"
583 ;;
584 NetBSD)
585   bsd="yes"
586   make="${MAKE-gmake}"
587   audio_drv_list="oss"
588   audio_possible_drivers="oss sdl"
589   oss_lib="-lossaudio"
590   HOST_VARIANT_DIR="netbsd"
591 ;;
592 OpenBSD)
593   bsd="yes"
594   make="${MAKE-gmake}"
595   audio_drv_list="sdl"
596   audio_possible_drivers="sdl"
597   HOST_VARIANT_DIR="openbsd"
598 ;;
599 Darwin)
600   bsd="yes"
601   darwin="yes"
602   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
603   if [ "$cpu" = "x86_64" ] ; then
604     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
605     LDFLAGS="-arch x86_64 $LDFLAGS"
606   fi
607   cocoa="yes"
608   audio_drv_list="coreaudio"
609   audio_possible_drivers="coreaudio sdl"
610   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
611   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
612   # Disable attempts to use ObjectiveC features in os/object.h since they
613   # won't work when we're compiling with gcc as a C compiler.
614   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
615   HOST_VARIANT_DIR="darwin"
616 ;;
617 SunOS)
618   solaris="yes"
619   make="${MAKE-gmake}"
620   install="${INSTALL-ginstall}"
621   ld="gld"
622   smbd="${SMBD-/usr/sfw/sbin/smbd}"
623   needs_libsunmath="no"
624   solarisrev=`uname -r | cut -f2 -d.`
625   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
626     if test "$solarisrev" -le 9 ; then
627       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
628         needs_libsunmath="yes"
629         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
630         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
631         LIBS="-lsunmath $LIBS"
632       else
633         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
634             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
635             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
636             "Studio 11 can be downloaded from www.sun.com."
637       fi
638     fi
639   fi
640   if test -f /usr/include/sys/soundcard.h ; then
641     audio_drv_list="oss"
642   fi
643   audio_possible_drivers="oss sdl"
644 # needed for CMSG_ macros in sys/socket.h
645   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
646 # needed for TIOCWIN* defines in termios.h
647   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
648   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
649   solarisnetlibs="-lsocket -lnsl -lresolv"
650   LIBS="$solarisnetlibs $LIBS"
651   libs_qga="$solarisnetlibs $libs_qga"
652 ;;
653 AIX)
654   aix="yes"
655   make="${MAKE-gmake}"
656 ;;
657 Haiku)
658   haiku="yes"
659   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
660   LIBS="-lposix_error_mapper -lnetwork $LIBS"
661 ;;
662 *)
663   audio_drv_list="oss"
664   audio_possible_drivers="oss alsa sdl pa"
665   linux="yes"
666   linux_user="yes"
667   kvm="yes"
668   vhost_net="yes"
669   vhost_scsi="yes"
670   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
671 ;;
672 esac
673
674 if [ "$bsd" = "yes" ] ; then
675   if [ "$darwin" != "yes" ] ; then
676     bsd_user="yes"
677   fi
678 fi
679
680 : ${make=${MAKE-make}}
681 : ${install=${INSTALL-install}}
682 : ${python=${PYTHON-python}}
683 : ${smbd=${SMBD-/usr/sbin/smbd}}
684
685 # Default objcc to clang if available, otherwise use CC
686 if has clang; then
687   objcc=clang
688 else
689   objcc="$cc"
690 fi
691
692 if test "$mingw32" = "yes" ; then
693   EXESUF=".exe"
694   DSOSUF=".dll"
695   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
696   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
697   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
698   # MinGW needs -mthreads for TLS and macro _MT.
699   QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
700   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
701   write_c_skeleton;
702   if compile_prog "" "-liberty" ; then
703     LIBS="-liberty $LIBS"
704   fi
705   prefix="c:/Program Files/QEMU"
706   mandir="\${prefix}"
707   datadir="\${prefix}"
708   qemu_docdir="\${prefix}"
709   bindir="\${prefix}"
710   sysconfdir="\${prefix}"
711   local_statedir=
712   confsuffix=""
713   libs_qga="-lws2_32 -lwinmm -lpowrprof -liphlpapi -lnetapi32 $libs_qga"
714 fi
715
716 werror=""
717
718 for opt do
719   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
720   case "$opt" in
721   --help|-h) show_help=yes
722   ;;
723   --version|-V) exec cat $source_path/VERSION
724   ;;
725   --prefix=*) prefix="$optarg"
726   ;;
727   --interp-prefix=*) interp_prefix="$optarg"
728   ;;
729   --source-path=*)
730   ;;
731   --cross-prefix=*)
732   ;;
733   --cc=*)
734   ;;
735   --host-cc=*) host_cc="$optarg"
736   ;;
737   --cxx=*)
738   ;;
739   --iasl=*) iasl="$optarg"
740   ;;
741   --objcc=*) objcc="$optarg"
742   ;;
743   --make=*) make="$optarg"
744   ;;
745   --install=*) install="$optarg"
746   ;;
747   --python=*) python="$optarg"
748   ;;
749   --gcov=*) gcov_tool="$optarg"
750   ;;
751   --smbd=*) smbd="$optarg"
752   ;;
753   --extra-cflags=*)
754   ;;
755   --extra-ldflags=*)
756   ;;
757   --enable-debug-info)
758   ;;
759   --disable-debug-info)
760   ;;
761   --enable-modules)
762       modules="yes"
763   ;;
764   --disable-modules)
765       modules="no"
766   ;;
767   --cpu=*)
768   ;;
769   --target-list=*) target_list="$optarg"
770   ;;
771   --enable-trace-backends=*) trace_backends="$optarg"
772   ;;
773   # XXX: backwards compatibility
774   --enable-trace-backend=*) trace_backends="$optarg"
775   ;;
776   --with-trace-file=*) trace_file="$optarg"
777   ;;
778   --enable-gprof) gprof="yes"
779   ;;
780   --enable-gcov) gcov="yes"
781   ;;
782   --static)
783     static="yes"
784     LDFLAGS="-static $LDFLAGS"
785     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
786   ;;
787   --mandir=*) mandir="$optarg"
788   ;;
789   --bindir=*) bindir="$optarg"
790   ;;
791   --libdir=*) libdir="$optarg"
792   ;;
793   --libexecdir=*) libexecdir="$optarg"
794   ;;
795   --includedir=*) includedir="$optarg"
796   ;;
797   --datadir=*) datadir="$optarg"
798   ;;
799   --with-confsuffix=*) confsuffix="$optarg"
800   ;;
801   --docdir=*) qemu_docdir="$optarg"
802   ;;
803   --sysconfdir=*) sysconfdir="$optarg"
804   ;;
805   --localstatedir=*) local_statedir="$optarg"
806   ;;
807   --sbindir=*|--sharedstatedir=*|\
808   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
809   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
810     # These switches are silently ignored, for compatibility with
811     # autoconf-generated configure scripts. This allows QEMU's
812     # configure to be used by RPM and similar macros that set
813     # lots of directory switches by default.
814   ;;
815   --with-system-pixman) pixman="system"
816   ;;
817   --without-system-pixman) pixman="internal"
818   ;;
819   --without-pixman) pixman="none"
820   ;;
821   --disable-sdl) sdl="no"
822   ;;
823   --enable-sdl) sdl="yes"
824   ;;
825   --with-sdlabi=*) sdlabi="$optarg"
826   ;;
827   --disable-qom-cast-debug) qom_cast_debug="no"
828   ;;
829   --enable-qom-cast-debug) qom_cast_debug="yes"
830   ;;
831   --disable-virtfs) virtfs="no"
832   ;;
833   --enable-virtfs) virtfs="yes"
834   ;;
835   --disable-vnc) vnc="no"
836   ;;
837   --enable-vnc) vnc="yes"
838   ;;
839   --oss-lib=*) oss_lib="$optarg"
840   ;;
841   --audio-drv-list=*) audio_drv_list="$optarg"
842   ;;
843   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
844   ;;
845   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
846   ;;
847   --enable-debug-tcg) debug_tcg="yes"
848   ;;
849   --disable-debug-tcg) debug_tcg="no"
850   ;;
851   --enable-debug)
852       # Enable debugging options that aren't excessively noisy
853       debug_tcg="yes"
854       debug="yes"
855       strip_opt="no"
856       fortify_source="no"
857   ;;
858   --enable-sparse) sparse="yes"
859   ;;
860   --disable-sparse) sparse="no"
861   ;;
862   --disable-strip) strip_opt="no"
863   ;;
864   --disable-vnc-sasl) vnc_sasl="no"
865   ;;
866   --enable-vnc-sasl) vnc_sasl="yes"
867   ;;
868   --disable-vnc-jpeg) vnc_jpeg="no"
869   ;;
870   --enable-vnc-jpeg) vnc_jpeg="yes"
871   ;;
872   --disable-vnc-png) vnc_png="no"
873   ;;
874   --enable-vnc-png) vnc_png="yes"
875   ;;
876   --disable-slirp) slirp="no"
877   ;;
878   --disable-uuid) uuid="no"
879   ;;
880   --enable-uuid) uuid="yes"
881   ;;
882   --disable-vde) vde="no"
883   ;;
884   --enable-vde) vde="yes"
885   ;;
886   --disable-netmap) netmap="no"
887   ;;
888   --enable-netmap) netmap="yes"
889   ;;
890   --disable-xen) xen="no"
891   ;;
892   --enable-xen) xen="yes"
893   ;;
894   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
895   ;;
896   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
897   ;;
898   --disable-xen-pv-domain-build) xen_pv_domain_build="no"
899   ;;
900   --enable-xen-pv-domain-build) xen_pv_domain_build="yes"
901   ;;
902   --disable-brlapi) brlapi="no"
903   ;;
904   --enable-brlapi) brlapi="yes"
905   ;;
906   --disable-bluez) bluez="no"
907   ;;
908   --enable-bluez) bluez="yes"
909   ;;
910   --disable-kvm) kvm="no"
911   ;;
912   --enable-kvm) kvm="yes"
913   ;;
914   --disable-tcg-interpreter) tcg_interpreter="no"
915   ;;
916   --enable-tcg-interpreter) tcg_interpreter="yes"
917   ;;
918   --disable-cap-ng)  cap_ng="no"
919   ;;
920   --enable-cap-ng) cap_ng="yes"
921   ;;
922   --disable-spice) spice="no"
923   ;;
924   --enable-spice) spice="yes"
925   ;;
926   --disable-libiscsi) libiscsi="no"
927   ;;
928   --enable-libiscsi) libiscsi="yes"
929   ;;
930   --disable-libnfs) libnfs="no"
931   ;;
932   --enable-libnfs) libnfs="yes"
933   ;;
934   --enable-profiler) profiler="yes"
935   ;;
936   --disable-cocoa) cocoa="no"
937   ;;
938   --enable-cocoa)
939       cocoa="yes" ;
940       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
941   ;;
942   --disable-system) softmmu="no"
943   ;;
944   --enable-system) softmmu="yes"
945   ;;
946   --disable-user)
947       linux_user="no" ;
948       bsd_user="no" ;
949   ;;
950   --enable-user) ;;
951   --disable-linux-user) linux_user="no"
952   ;;
953   --enable-linux-user) linux_user="yes"
954   ;;
955   --disable-bsd-user) bsd_user="no"
956   ;;
957   --enable-bsd-user) bsd_user="yes"
958   ;;
959   --enable-pie) pie="yes"
960   ;;
961   --disable-pie) pie="no"
962   ;;
963   --enable-werror) werror="yes"
964   ;;
965   --disable-werror) werror="no"
966   ;;
967   --enable-stack-protector) stack_protector="yes"
968   ;;
969   --disable-stack-protector) stack_protector="no"
970   ;;
971   --disable-curses) curses="no"
972   ;;
973   --enable-curses) curses="yes"
974   ;;
975   --disable-curl) curl="no"
976   ;;
977   --enable-curl) curl="yes"
978   ;;
979   --disable-fdt) fdt="no"
980   ;;
981   --enable-fdt) fdt="yes"
982   ;;
983   --disable-linux-aio) linux_aio="no"
984   ;;
985   --enable-linux-aio) linux_aio="yes"
986   ;;
987   --disable-attr) attr="no"
988   ;;
989   --enable-attr) attr="yes"
990   ;;
991   --disable-blobs) blobs="no"
992   ;;
993   --with-pkgversion=*) pkgversion=" ($optarg)"
994   ;;
995   --with-coroutine=*) coroutine="$optarg"
996   ;;
997   --disable-coroutine-pool) coroutine_pool="no"
998   ;;
999   --enable-coroutine-pool) coroutine_pool="yes"
1000   ;;
1001   --disable-docs) docs="no"
1002   ;;
1003   --enable-docs) docs="yes"
1004   ;;
1005   --disable-vhost-net) vhost_net="no"
1006   ;;
1007   --enable-vhost-net) vhost_net="yes"
1008   ;;
1009   --disable-vhost-scsi) vhost_scsi="no"
1010   ;;
1011   --enable-vhost-scsi) vhost_scsi="yes"
1012   ;;
1013   --disable-opengl) opengl="no"
1014   ;;
1015   --enable-opengl) opengl="yes"
1016   ;;
1017   --disable-rbd) rbd="no"
1018   ;;
1019   --enable-rbd) rbd="yes"
1020   ;;
1021   --disable-xfsctl) xfs="no"
1022   ;;
1023   --enable-xfsctl) xfs="yes"
1024   ;;
1025   --disable-smartcard) smartcard="no"
1026   ;;
1027   --enable-smartcard) smartcard="yes"
1028   ;;
1029   --disable-libusb) libusb="no"
1030   ;;
1031   --enable-libusb) libusb="yes"
1032   ;;
1033   --disable-usb-redir) usb_redir="no"
1034   ;;
1035   --enable-usb-redir) usb_redir="yes"
1036   ;;
1037   --disable-zlib-test) zlib="no"
1038   ;;
1039   --disable-lzo) lzo="no"
1040   ;;
1041   --enable-lzo) lzo="yes"
1042   ;;
1043   --disable-snappy) snappy="no"
1044   ;;
1045   --enable-snappy) snappy="yes"
1046   ;;
1047   --disable-bzip2) bzip2="no"
1048   ;;
1049   --enable-bzip2) bzip2="yes"
1050   ;;
1051   --enable-guest-agent) guest_agent="yes"
1052   ;;
1053   --disable-guest-agent) guest_agent="no"
1054   ;;
1055   --enable-guest-agent-msi) guest_agent_msi="yes"
1056   ;;
1057   --disable-guest-agent-msi) guest_agent_msi="no"
1058   ;;
1059   --with-vss-sdk) vss_win32_sdk=""
1060   ;;
1061   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1062   ;;
1063   --without-vss-sdk) vss_win32_sdk="no"
1064   ;;
1065   --with-win-sdk) win_sdk=""
1066   ;;
1067   --with-win-sdk=*) win_sdk="$optarg"
1068   ;;
1069   --without-win-sdk) win_sdk="no"
1070   ;;
1071   --enable-tools) want_tools="yes"
1072   ;;
1073   --disable-tools) want_tools="no"
1074   ;;
1075   --enable-seccomp) seccomp="yes"
1076   ;;
1077   --disable-seccomp) seccomp="no"
1078   ;;
1079   --disable-glusterfs) glusterfs="no"
1080   ;;
1081   --enable-glusterfs) glusterfs="yes"
1082   ;;
1083   --disable-archipelago) archipelago="no"
1084   ;;
1085   --enable-archipelago) archipelago="yes"
1086   ;;
1087   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1088       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1089   ;;
1090   --disable-gtk) gtk="no"
1091   ;;
1092   --enable-gtk) gtk="yes"
1093   ;;
1094   --disable-gnutls) gnutls="no"
1095   ;;
1096   --enable-gnutls) gnutls="yes"
1097   ;;
1098   --disable-nettle) nettle="no"
1099   ;;
1100   --enable-nettle) nettle="yes"
1101   ;;
1102   --disable-gcrypt) gcrypt="no"
1103   ;;
1104   --enable-gcrypt) gcrypt="yes"
1105   ;;
1106   --enable-rdma) rdma="yes"
1107   ;;
1108   --disable-rdma) rdma="no"
1109   ;;
1110   --with-gtkabi=*) gtkabi="$optarg"
1111   ;;
1112   --disable-vte) vte="no"
1113   ;;
1114   --enable-vte) vte="yes"
1115   ;;
1116   --disable-virglrenderer) virglrenderer="no"
1117   ;;
1118   --enable-virglrenderer) virglrenderer="yes"
1119   ;;
1120   --disable-tpm) tpm="no"
1121   ;;
1122   --enable-tpm) tpm="yes"
1123   ;;
1124   --disable-libssh2) libssh2="no"
1125   ;;
1126   --enable-libssh2) libssh2="yes"
1127   ;;
1128   --enable-vhdx) vhdx="yes"
1129   ;;
1130   --disable-vhdx) vhdx="no"
1131   ;;
1132   --disable-numa) numa="no"
1133   ;;
1134   --enable-numa) numa="yes"
1135   ;;
1136   --disable-tcmalloc) tcmalloc="no"
1137   ;;
1138   --enable-tcmalloc) tcmalloc="yes"
1139   ;;
1140   --disable-jemalloc) jemalloc="no"
1141   ;;
1142   --enable-jemalloc) jemalloc="yes"
1143   ;;
1144   *)
1145       echo "ERROR: unknown option $opt"
1146       echo "Try '$0 --help' for more information"
1147       exit 1
1148   ;;
1149   esac
1150 done
1151
1152 if ! has $python; then
1153   error_exit "Python not found. Use --python=/path/to/python"
1154 fi
1155
1156 # Note that if the Python conditional here evaluates True we will exit
1157 # with status 1 which is a shell 'false' value.
1158 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6) or sys.version_info >= (3,))'; then
1159   error_exit "Cannot use '$python', Python 2.6 or later is required." \
1160       "Note that Python 3 or later is not yet supported." \
1161       "Use --python=/path/to/python to specify a supported Python."
1162 fi
1163
1164 # Suppress writing compiled files
1165 python="$python -B"
1166
1167 case "$cpu" in
1168     ppc)
1169            CPU_CFLAGS="-m32"
1170            LDFLAGS="-m32 $LDFLAGS"
1171            ;;
1172     ppc64)
1173            CPU_CFLAGS="-m64"
1174            LDFLAGS="-m64 $LDFLAGS"
1175            ;;
1176     sparc)
1177            LDFLAGS="-m32 $LDFLAGS"
1178            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1179            ;;
1180     sparc64)
1181            LDFLAGS="-m64 $LDFLAGS"
1182            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1183            ;;
1184     s390)
1185            CPU_CFLAGS="-m31"
1186            LDFLAGS="-m31 $LDFLAGS"
1187            ;;
1188     s390x)
1189            CPU_CFLAGS="-m64"
1190            LDFLAGS="-m64 $LDFLAGS"
1191            ;;
1192     i386)
1193            CPU_CFLAGS="-m32"
1194            LDFLAGS="-m32 $LDFLAGS"
1195            cc_i386='$(CC) -m32'
1196            ;;
1197     x86_64)
1198            CPU_CFLAGS="-m64"
1199            LDFLAGS="-m64 $LDFLAGS"
1200            cc_i386='$(CC) -m32'
1201            ;;
1202     x32)
1203            CPU_CFLAGS="-mx32"
1204            LDFLAGS="-mx32 $LDFLAGS"
1205            cc_i386='$(CC) -m32'
1206            ;;
1207     # No special flags required for other host CPUs
1208 esac
1209
1210 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1211 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1212
1213 default_target_list=""
1214
1215 mak_wilds=""
1216
1217 if [ "$softmmu" = "yes" ]; then
1218     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1219 fi
1220 if [ "$linux_user" = "yes" ]; then
1221     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1222 fi
1223 if [ "$bsd_user" = "yes" ]; then
1224     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1225 fi
1226
1227 for config in $mak_wilds; do
1228     default_target_list="${default_target_list} $(basename "$config" .mak)"
1229 done
1230
1231 if test x"$show_help" = x"yes" ; then
1232 cat << EOF
1233
1234 Usage: configure [options]
1235 Options: [defaults in brackets after descriptions]
1236
1237 Standard options:
1238   --help                   print this message
1239   --prefix=PREFIX          install in PREFIX [$prefix]
1240   --interp-prefix=PREFIX   where to find shared libraries, etc.
1241                            use %M for cpu name [$interp_prefix]
1242   --target-list=LIST       set target list (default: build everything)
1243 $(echo Available targets: $default_target_list | \
1244   fold -s -w 53 | sed -e 's/^/                           /')
1245
1246 Advanced options (experts only):
1247   --source-path=PATH       path of source code [$source_path]
1248   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1249   --cc=CC                  use C compiler CC [$cc]
1250   --iasl=IASL              use ACPI compiler IASL [$iasl]
1251   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1252                            build time
1253   --cxx=CXX                use C++ compiler CXX [$cxx]
1254   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1255   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1256   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1257   --make=MAKE              use specified make [$make]
1258   --install=INSTALL        use specified install [$install]
1259   --python=PYTHON          use specified python [$python]
1260   --smbd=SMBD              use specified smbd [$smbd]
1261   --static                 enable static build [$static]
1262   --mandir=PATH            install man pages in PATH
1263   --datadir=PATH           install firmware in PATH$confsuffix
1264   --docdir=PATH            install documentation in PATH$confsuffix
1265   --bindir=PATH            install binaries in PATH
1266   --libdir=PATH            install libraries in PATH
1267   --sysconfdir=PATH        install config in PATH$confsuffix
1268   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1269   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1270   --enable-debug           enable common debug build options
1271   --disable-strip          disable stripping binaries
1272   --disable-werror         disable compilation abort on warning
1273   --disable-stack-protector disable compiler-provided stack protection
1274   --audio-drv-list=LIST    set audio drivers list:
1275                            Available drivers: $audio_possible_drivers
1276   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1277   --block-drv-rw-whitelist=L
1278                            set block driver read-write whitelist
1279                            (affects only QEMU, not qemu-img)
1280   --block-drv-ro-whitelist=L
1281                            set block driver read-only whitelist
1282                            (affects only QEMU, not qemu-img)
1283   --enable-trace-backends=B Set trace backend
1284                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1285   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1286                            Default:trace-<pid>
1287   --disable-slirp          disable SLIRP userspace network connectivity
1288   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1289   --oss-lib                path to OSS library
1290   --cpu=CPU                Build for host CPU [$cpu]
1291   --with-coroutine=BACKEND coroutine backend. Supported options:
1292                            gthread, ucontext, sigaltstack, windows
1293   --enable-gcov            enable test coverage analysis with gcov
1294   --gcov=GCOV              use specified gcov [$gcov_tool]
1295   --disable-blobs          disable installing provided firmware blobs
1296   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1297   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1298
1299 Optional features, enabled with --enable-FEATURE and
1300 disabled with --disable-FEATURE, default is enabled if available:
1301
1302   system          all system emulation targets
1303   user            supported user emulation targets
1304   linux-user      all linux usermode emulation targets
1305   bsd-user        all BSD usermode emulation targets
1306   docs            build documentation
1307   guest-agent     build the QEMU Guest Agent
1308   guest-agent-msi build guest agent Windows MSI installation package
1309   pie             Position Independent Executables
1310   modules         modules support
1311   debug-tcg       TCG debugging (default is disabled)
1312   debug-info      debugging information
1313   sparse          sparse checker
1314
1315   gnutls          GNUTLS cryptography support
1316   nettle          nettle cryptography support
1317   gcrypt          libgcrypt cryptography support
1318   sdl             SDL UI
1319   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1320   gtk             gtk UI
1321   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1322   vte             vte support for the gtk UI
1323   curses          curses UI
1324   vnc             VNC UI support
1325   vnc-sasl        SASL encryption for VNC server
1326   vnc-jpeg        JPEG lossy compression for VNC server
1327   vnc-png         PNG compression for VNC server
1328   cocoa           Cocoa UI (Mac OS X only)
1329   virtfs          VirtFS
1330   xen             xen backend driver support
1331   xen-pci-passthrough
1332   brlapi          BrlAPI (Braile)
1333   curl            curl connectivity
1334   fdt             fdt device tree
1335   bluez           bluez stack connectivity
1336   kvm             KVM acceleration support
1337   rdma            RDMA-based migration support
1338   uuid            uuid support
1339   vde             support for vde network
1340   netmap          support for netmap network
1341   linux-aio       Linux AIO support
1342   cap-ng          libcap-ng support
1343   attr            attr and xattr support
1344   vhost-net       vhost-net acceleration support
1345   spice           spice
1346   rbd             rados block device (rbd)
1347   libiscsi        iscsi support
1348   libnfs          nfs support
1349   smartcard       smartcard support (libcacard)
1350   libusb          libusb (for usb passthrough)
1351   usb-redir       usb network redirection support
1352   lzo             support of lzo compression library
1353   snappy          support of snappy compression library
1354   bzip2           support of bzip2 compression library
1355                   (for reading bzip2-compressed dmg images)
1356   seccomp         seccomp support
1357   coroutine-pool  coroutine freelist (better performance)
1358   glusterfs       GlusterFS backend
1359   archipelago     Archipelago backend
1360   tpm             TPM support
1361   libssh2         ssh block device support
1362   vhdx            support for the Microsoft VHDX image format
1363   numa            libnuma support
1364   tcmalloc        tcmalloc support
1365   jemalloc        jemalloc support
1366
1367 NOTE: The object files are built at the place where configure is launched
1368 EOF
1369 exit 0
1370 fi
1371
1372 # Now we have handled --enable-tcg-interpreter and know we're not just
1373 # printing the help message, bail out if the host CPU isn't supported.
1374 if test "$ARCH" = "unknown"; then
1375     if test "$tcg_interpreter" = "yes" ; then
1376         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1377         ARCH=tci
1378     else
1379         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1380     fi
1381 fi
1382
1383 # Consult white-list to determine whether to enable werror
1384 # by default.  Only enable by default for git builds
1385 z_version=`cut -f3 -d. $source_path/VERSION`
1386
1387 if test -z "$werror" ; then
1388     if test -d "$source_path/.git" -a \
1389         "$linux" = "yes" ; then
1390         werror="yes"
1391     else
1392         werror="no"
1393     fi
1394 fi
1395
1396 # check that the C compiler works.
1397 write_c_skeleton;
1398 if compile_object ; then
1399   : C compiler works ok
1400 else
1401     error_exit "\"$cc\" either does not exist or does not work"
1402 fi
1403 if ! compile_prog ; then
1404     error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1405 fi
1406
1407 # Check that the C++ compiler exists and works with the C compiler
1408 if has $cxx; then
1409     cat > $TMPC <<EOF
1410 int c_function(void);
1411 int main(void) { return c_function(); }
1412 EOF
1413
1414     compile_object
1415
1416     cat > $TMPCXX <<EOF
1417 extern "C" {
1418    int c_function(void);
1419 }
1420 int c_function(void) { return 42; }
1421 EOF
1422
1423     update_cxxflags
1424
1425     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1426         # C++ compiler $cxx works ok with C compiler $cc
1427         :
1428     else
1429         echo "C++ compiler $cxx does not work with C compiler $cc"
1430         echo "Disabling C++ specific optional code"
1431         cxx=
1432     fi
1433 else
1434     echo "No C++ compiler available; disabling C++ specific optional code"
1435     cxx=
1436 fi
1437
1438 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1439 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1440 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1441 gcc_flags="-Wendif-labels $gcc_flags"
1442 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1443 gcc_flags="-Wno-string-plus-int $gcc_flags"
1444 # Note that we do not add -Werror to gcc_flags here, because that would
1445 # enable it for all configure tests. If a configure test failed due
1446 # to -Werror this would just silently disable some features,
1447 # so it's too error prone.
1448
1449 cc_has_warning_flag() {
1450     write_c_skeleton;
1451
1452     # Use the positive sense of the flag when testing for -Wno-wombat
1453     # support (gcc will happily accept the -Wno- form of unknown
1454     # warning options).
1455     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1456     compile_prog "-Werror $optflag" ""
1457 }
1458
1459 for flag in $gcc_flags; do
1460     if cc_has_warning_flag $flag ; then
1461         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1462     fi
1463 done
1464
1465 if test "$stack_protector" != "no"; then
1466   cat > $TMPC << EOF
1467 int main(int argc, char *argv[])
1468 {
1469     char arr[64], *p = arr, *c = argv[0];
1470     while (*c) {
1471         *p++ = *c++;
1472     }
1473     return 0;
1474 }
1475 EOF
1476   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1477   sp_on=0
1478   for flag in $gcc_flags; do
1479     # We need to check both a compile and a link, since some compiler
1480     # setups fail only on a .c->.o compile and some only at link time
1481     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1482        compile_prog "-Werror $flag" ""; then
1483       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1484       sp_on=1
1485       break
1486     fi
1487   done
1488   if test "$stack_protector" = yes; then
1489     if test $sp_on = 0; then
1490       error_exit "Stack protector not supported"
1491     fi
1492   fi
1493 fi
1494
1495 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1496 # large functions that use global variables.  The bug is in all releases of
1497 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1498 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1499 cat > $TMPC << EOF
1500 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1501 int main(void) { return 0; }
1502 #else
1503 #error No bug in this compiler.
1504 #endif
1505 EOF
1506 if compile_prog "-Werror -fno-gcse" "" ; then
1507   TRANSLATE_OPT_CFLAGS=-fno-gcse
1508 fi
1509
1510 if test "$static" = "yes" ; then
1511   if test "$modules" = "yes" ; then
1512     error_exit "static and modules are mutually incompatible"
1513   fi
1514   if test "$pie" = "yes" ; then
1515     error_exit "static and pie are mutually incompatible"
1516   else
1517     pie="no"
1518   fi
1519 fi
1520
1521 # Unconditional check for compiler __thread support
1522   cat > $TMPC << EOF
1523 static __thread int tls_var;
1524 int main(void) { return tls_var; }
1525 EOF
1526
1527 if ! compile_prog "-Werror" "" ; then
1528     error_exit "Your compiler does not support the __thread specifier for " \
1529         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1530 fi
1531
1532 if test "$pie" = ""; then
1533   case "$cpu-$targetos" in
1534     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1535       ;;
1536     *)
1537       pie="no"
1538       ;;
1539   esac
1540 fi
1541
1542 if test "$pie" != "no" ; then
1543   cat > $TMPC << EOF
1544
1545 #ifdef __linux__
1546 #  define THREAD __thread
1547 #else
1548 #  define THREAD
1549 #endif
1550
1551 static THREAD int tls_var;
1552
1553 int main(void) { return tls_var; }
1554
1555 EOF
1556   if compile_prog "-fPIE -DPIE" "-pie"; then
1557     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1558     LDFLAGS="-pie $LDFLAGS"
1559     pie="yes"
1560     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1561       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1562     fi
1563   else
1564     if test "$pie" = "yes"; then
1565       error_exit "PIE not available due to missing toolchain support"
1566     else
1567       echo "Disabling PIE due to missing toolchain support"
1568       pie="no"
1569     fi
1570   fi
1571
1572   if compile_prog "-Werror -fno-pie" "-nopie"; then
1573     CFLAGS_NOPIE="-fno-pie"
1574     LDFLAGS_NOPIE="-nopie"
1575   fi
1576 fi
1577
1578 ##########################################
1579 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1580 # use i686 as default anyway, but for those that don't, an explicit
1581 # specification is necessary
1582
1583 if test "$cpu" = "i386"; then
1584   cat > $TMPC << EOF
1585 static int sfaa(int *ptr)
1586 {
1587   return __sync_fetch_and_and(ptr, 0);
1588 }
1589
1590 int main(void)
1591 {
1592   int val = 42;
1593   val = __sync_val_compare_and_swap(&val, 0, 1);
1594   sfaa(&val);
1595   return val;
1596 }
1597 EOF
1598   if ! compile_prog "" "" ; then
1599     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1600   fi
1601 fi
1602
1603 #########################################
1604 # Solaris specific configure tool chain decisions
1605
1606 if test "$solaris" = "yes" ; then
1607   if has $install; then
1608     :
1609   else
1610     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1611         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1612         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1613   fi
1614   if test "`path_of $install`" = "/usr/sbin/install" ; then
1615     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1616         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1617         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1618   fi
1619   if has ar; then
1620     :
1621   else
1622     if test -f /usr/ccs/bin/ar ; then
1623       error_exit "No path includes ar" \
1624           "Add /usr/ccs/bin to your path and rerun configure"
1625     fi
1626     error_exit "No path includes ar"
1627   fi
1628 fi
1629
1630 if test -z "${target_list+xxx}" ; then
1631     target_list="$default_target_list"
1632 else
1633     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1634 fi
1635
1636 # Check that we recognised the target name; this allows a more
1637 # friendly error message than if we let it fall through.
1638 for target in $target_list; do
1639     case " $default_target_list " in
1640         *" $target "*)
1641             ;;
1642         *)
1643             error_exit "Unknown target name '$target'"
1644             ;;
1645     esac
1646 done
1647
1648 # see if system emulation was really requested
1649 case " $target_list " in
1650   *"-softmmu "*) softmmu=yes
1651   ;;
1652   *) softmmu=no
1653   ;;
1654 esac
1655
1656 feature_not_found() {
1657   feature=$1
1658   remedy=$2
1659
1660   error_exit "User requested feature $feature" \
1661       "configure was not able to find it." \
1662       "$remedy"
1663 }
1664
1665 # ---
1666 # big/little endian test
1667 cat > $TMPC << EOF
1668 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1669 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1670 extern int foo(short *, short *);
1671 int main(int argc, char *argv[]) {
1672     return foo(big_endian, little_endian);
1673 }
1674 EOF
1675
1676 if compile_object ; then
1677     if grep -q BiGeNdIaN $TMPO ; then
1678         bigendian="yes"
1679     elif grep -q LiTtLeEnDiAn $TMPO ; then
1680         bigendian="no"
1681     else
1682         echo big/little test failed
1683     fi
1684 else
1685     echo big/little test failed
1686 fi
1687
1688 ##########################################
1689 # cocoa implies not SDL or GTK
1690 # (the cocoa UI code currently assumes it is always the active UI
1691 # and doesn't interact well with other UI frontend code)
1692 if test "$cocoa" = "yes"; then
1693     if test "$sdl" = "yes"; then
1694         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1695     fi
1696     if test "$gtk" = "yes"; then
1697         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1698     fi
1699     gtk=no
1700     sdl=no
1701 fi
1702
1703 ##########################################
1704 # L2TPV3 probe
1705
1706 cat > $TMPC <<EOF
1707 #include <sys/socket.h>
1708 #include <linux/ip.h>
1709 int main(void) { return sizeof(struct mmsghdr); }
1710 EOF
1711 if compile_prog "" "" ; then
1712   l2tpv3=yes
1713 else
1714   l2tpv3=no
1715 fi
1716
1717 ##########################################
1718 # MinGW / Mingw-w64 localtime_r/gmtime_r check
1719
1720 if test "$mingw32" = "yes"; then
1721     # Some versions of MinGW / Mingw-w64 lack localtime_r
1722     # and gmtime_r entirely.
1723     #
1724     # Some versions of Mingw-w64 define a macro for
1725     # localtime_r/gmtime_r.
1726     #
1727     # Some versions of Mingw-w64 will define functions
1728     # for localtime_r/gmtime_r, but only if you have
1729     # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
1730     # though, unistd.h and pthread.h both define
1731     # that for you.
1732     #
1733     # So this #undef localtime_r and #include <unistd.h>
1734     # are not in fact redundant.
1735 cat > $TMPC << EOF
1736 #include <unistd.h>
1737 #include <time.h>
1738 #undef localtime_r
1739 int main(void) { localtime_r(NULL, NULL); return 0; }
1740 EOF
1741     if compile_prog "" "" ; then
1742         localtime_r="yes"
1743     else
1744         localtime_r="no"
1745     fi
1746 fi
1747
1748 ##########################################
1749 # pkg-config probe
1750
1751 if ! has "$pkg_config_exe"; then
1752   error_exit "pkg-config binary '$pkg_config_exe' not found"
1753 fi
1754
1755 ##########################################
1756 # NPTL probe
1757
1758 if test "$linux_user" = "yes"; then
1759   cat > $TMPC <<EOF
1760 #include <sched.h>
1761 #include <linux/futex.h>
1762 int main(void) {
1763 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1764 #error bork
1765 #endif
1766   return 0;
1767 }
1768 EOF
1769   if ! compile_object ; then
1770     feature_not_found "nptl" "Install glibc and linux kernel headers."
1771   fi
1772 fi
1773
1774 ##########################################
1775 # zlib check
1776
1777 if test "$zlib" != "no" ; then
1778     cat > $TMPC << EOF
1779 #include <zlib.h>
1780 int main(void) { zlibVersion(); return 0; }
1781 EOF
1782     if compile_prog "" "-lz" ; then
1783         :
1784     else
1785         error_exit "zlib check failed" \
1786             "Make sure to have the zlib libs and headers installed."
1787     fi
1788 fi
1789 LIBS="$LIBS -lz"
1790
1791 ##########################################
1792 # lzo check
1793
1794 if test "$lzo" != "no" ; then
1795     cat > $TMPC << EOF
1796 #include <lzo/lzo1x.h>
1797 int main(void) { lzo_version(); return 0; }
1798 EOF
1799     if compile_prog "" "-llzo2" ; then
1800         libs_softmmu="$libs_softmmu -llzo2"
1801         lzo="yes"
1802     else
1803         if test "$lzo" = "yes"; then
1804             feature_not_found "liblzo2" "Install liblzo2 devel"
1805         fi
1806         lzo="no"
1807     fi
1808 fi
1809
1810 ##########################################
1811 # snappy check
1812
1813 if test "$snappy" != "no" ; then
1814     cat > $TMPC << EOF
1815 #include <snappy-c.h>
1816 int main(void) { snappy_max_compressed_length(4096); return 0; }
1817 EOF
1818     if compile_prog "" "-lsnappy" ; then
1819         libs_softmmu="$libs_softmmu -lsnappy"
1820         snappy="yes"
1821     else
1822         if test "$snappy" = "yes"; then
1823             feature_not_found "libsnappy" "Install libsnappy devel"
1824         fi
1825         snappy="no"
1826     fi
1827 fi
1828
1829 ##########################################
1830 # bzip2 check
1831
1832 if test "$bzip2" != "no" ; then
1833     cat > $TMPC << EOF
1834 #include <bzlib.h>
1835 int main(void) { BZ2_bzlibVersion(); return 0; }
1836 EOF
1837     if compile_prog "" "-lbz2" ; then
1838         bzip2="yes"
1839     else
1840         if test "$bzip2" = "yes"; then
1841             feature_not_found "libbzip2" "Install libbzip2 devel"
1842         fi
1843         bzip2="no"
1844     fi
1845 fi
1846
1847 ##########################################
1848 # libseccomp check
1849
1850 if test "$seccomp" != "no" ; then
1851     case "$cpu" in
1852     i386|x86_64)
1853         libseccomp_minver="2.1.0"
1854         ;;
1855     arm|aarch64)
1856         libseccomp_minver="2.2.3"
1857         ;;
1858     *)
1859         libseccomp_minver=""
1860         ;;
1861     esac
1862
1863     if test "$libseccomp_minver" != "" &&
1864        $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
1865         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1866         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1867         seccomp="yes"
1868     else
1869         if test "$seccomp" = "yes" ; then
1870             if test "$libseccomp_minver" != "" ; then
1871                 feature_not_found "libseccomp" \
1872                     "Install libseccomp devel >= $libseccomp_minver"
1873             else
1874                 feature_not_found "libseccomp" \
1875                     "libseccomp is not supported for host cpu $cpu"
1876             fi
1877         fi
1878         seccomp="no"
1879     fi
1880 fi
1881 ##########################################
1882 # xen probe
1883
1884 if test "$xen" != "no" ; then
1885   xen_libs="-lxenstore -lxenctrl -lxenguest"
1886   xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
1887
1888   # First we test whether Xen headers and libraries are available.
1889   # If no, we are done and there is no Xen support.
1890   # If yes, more tests are run to detect the Xen version.
1891
1892   # Xen (any)
1893   cat > $TMPC <<EOF
1894 #include <xenctrl.h>
1895 int main(void) {
1896   return 0;
1897 }
1898 EOF
1899   if ! compile_prog "" "$xen_libs" ; then
1900     # Xen not found
1901     if test "$xen" = "yes" ; then
1902       feature_not_found "xen" "Install xen devel"
1903     fi
1904     xen=no
1905
1906   # Xen unstable
1907   elif
1908       cat > $TMPC <<EOF &&
1909 /*
1910  * If we have stable libs the we don't want the libxc compat
1911  * layers, regardless of what CFLAGS we may have been given.
1912  */
1913 #undef XC_WANT_COMPAT_EVTCHN_API
1914 #undef XC_WANT_COMPAT_GNTTAB_API
1915 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
1916 #include <xenctrl.h>
1917 #include <xenstore.h>
1918 #include <xenevtchn.h>
1919 #include <xengnttab.h>
1920 #include <xenforeignmemory.h>
1921 #include <stdint.h>
1922 #include <xen/hvm/hvm_info_table.h>
1923 #if !defined(HVM_MAX_VCPUS)
1924 # error HVM_MAX_VCPUS not defined
1925 #endif
1926 int main(void) {
1927   xc_interface *xc = NULL;
1928   xenforeignmemory_handle *xfmem;
1929   xenevtchn_handle *xe;
1930   xengnttab_handle *xg;
1931   xen_domain_handle_t handle;
1932
1933   xs_daemon_open();
1934
1935   xc = xc_interface_open(0, 0, 0);
1936   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1937   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1938   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1939   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
1940   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
1941
1942   xfmem = xenforeignmemory_open(0, 0);
1943   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
1944
1945   xe = xenevtchn_open(0, 0);
1946   xenevtchn_fd(xe);
1947
1948   xg = xengnttab_open(0, 0);
1949   xengnttab_map_grant_ref(xg, 0, 0, 0);
1950
1951   return 0;
1952 }
1953 EOF
1954       compile_prog "" "$xen_libs $xen_stable_libs"
1955     then
1956     xen_ctrl_version=471
1957     xen=yes
1958   elif
1959       cat > $TMPC <<EOF &&
1960 #include <xenctrl.h>
1961 #include <stdint.h>
1962 int main(void) {
1963   xc_interface *xc = NULL;
1964   xen_domain_handle_t handle;
1965   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
1966   return 0;
1967 }
1968 EOF
1969       compile_prog "" "$xen_libs"
1970     then
1971     xen_ctrl_version=470
1972     xen=yes
1973
1974   # Xen 4.6
1975   elif
1976       cat > $TMPC <<EOF &&
1977 #include <xenctrl.h>
1978 #include <xenstore.h>
1979 #include <stdint.h>
1980 #include <xen/hvm/hvm_info_table.h>
1981 #if !defined(HVM_MAX_VCPUS)
1982 # error HVM_MAX_VCPUS not defined
1983 #endif
1984 int main(void) {
1985   xc_interface *xc;
1986   xs_daemon_open();
1987   xc = xc_interface_open(0, 0, 0);
1988   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1989   xc_gnttab_open(NULL, 0);
1990   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1991   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1992   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
1993   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
1994   return 0;
1995 }
1996 EOF
1997       compile_prog "" "$xen_libs"
1998     then
1999     xen_ctrl_version=460
2000     xen=yes
2001
2002   # Xen 4.5
2003   elif
2004       cat > $TMPC <<EOF &&
2005 #include <xenctrl.h>
2006 #include <xenstore.h>
2007 #include <stdint.h>
2008 #include <xen/hvm/hvm_info_table.h>
2009 #if !defined(HVM_MAX_VCPUS)
2010 # error HVM_MAX_VCPUS not defined
2011 #endif
2012 int main(void) {
2013   xc_interface *xc;
2014   xs_daemon_open();
2015   xc = xc_interface_open(0, 0, 0);
2016   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2017   xc_gnttab_open(NULL, 0);
2018   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2019   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2020   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2021   return 0;
2022 }
2023 EOF
2024       compile_prog "" "$xen_libs"
2025     then
2026     xen_ctrl_version=450
2027     xen=yes
2028
2029   elif
2030       cat > $TMPC <<EOF &&
2031 #include <xenctrl.h>
2032 #include <xenstore.h>
2033 #include <stdint.h>
2034 #include <xen/hvm/hvm_info_table.h>
2035 #if !defined(HVM_MAX_VCPUS)
2036 # error HVM_MAX_VCPUS not defined
2037 #endif
2038 int main(void) {
2039   xc_interface *xc;
2040   xs_daemon_open();
2041   xc = xc_interface_open(0, 0, 0);
2042   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2043   xc_gnttab_open(NULL, 0);
2044   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2045   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2046   return 0;
2047 }
2048 EOF
2049       compile_prog "" "$xen_libs"
2050     then
2051     xen_ctrl_version=420
2052     xen=yes
2053
2054   else
2055     if test "$xen" = "yes" ; then
2056       feature_not_found "xen (unsupported version)" \
2057                         "Install a supported xen (xen 4.2 or newer)"
2058     fi
2059     xen=no
2060   fi
2061
2062   if test "$xen" = yes; then
2063     if test $xen_ctrl_version -ge 471  ; then
2064       libs_softmmu="$xen_stable_libs $libs_softmmu"
2065     fi
2066     libs_softmmu="$xen_libs $libs_softmmu"
2067   fi
2068 fi
2069
2070 if test "$xen_pci_passthrough" != "no"; then
2071   if test "$xen" = "yes" && test "$linux" = "yes"; then
2072     xen_pci_passthrough=yes
2073   else
2074     if test "$xen_pci_passthrough" = "yes"; then
2075       error_exit "User requested feature Xen PCI Passthrough" \
2076           " but this feature requires /sys from Linux"
2077     fi
2078     xen_pci_passthrough=no
2079   fi
2080 fi
2081
2082 if test "$xen_pv_domain_build" = "yes" &&
2083    test "$xen" != "yes"; then
2084     error_exit "User requested Xen PV domain builder support" \
2085                "which requires Xen support."
2086 fi
2087
2088 ##########################################
2089 # Sparse probe
2090 if test "$sparse" != "no" ; then
2091   if has cgcc; then
2092     sparse=yes
2093   else
2094     if test "$sparse" = "yes" ; then
2095       feature_not_found "sparse" "Install sparse binary"
2096     fi
2097     sparse=no
2098   fi
2099 fi
2100
2101 ##########################################
2102 # X11 probe
2103 x11_cflags=
2104 x11_libs=-lX11
2105 if $pkg_config --exists "x11"; then
2106     x11_cflags=`$pkg_config --cflags x11`
2107     x11_libs=`$pkg_config --libs x11`
2108 fi
2109
2110 ##########################################
2111 # GTK probe
2112
2113 if test "$gtkabi" = ""; then
2114     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2115     # Use 3.0 as a fallback if that is available.
2116     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2117         gtkabi=2.0
2118     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2119         gtkabi=3.0
2120     else
2121         gtkabi=2.0
2122     fi
2123 fi
2124
2125 if test "$gtk" != "no"; then
2126     gtkpackage="gtk+-$gtkabi"
2127     gtkx11package="gtk+-x11-$gtkabi"
2128     if test "$gtkabi" = "3.0" ; then
2129       gtkversion="3.0.0"
2130     else
2131       gtkversion="2.18.0"
2132     fi
2133     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2134         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2135         gtk_libs=`$pkg_config --libs $gtkpackage`
2136         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2137             gtk_cflags="$gtk_cflags $x11_cflags"
2138             gtk_libs="$gtk_libs $x11_libs"
2139         fi
2140         libs_softmmu="$gtk_libs $libs_softmmu"
2141         gtk="yes"
2142     elif test "$gtk" = "yes"; then
2143         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2144     else
2145         gtk="no"
2146     fi
2147 fi
2148
2149
2150 ##########################################
2151 # GNUTLS probe
2152
2153 gnutls_works() {
2154     # Unfortunately some distros have bad pkg-config information for gnutls
2155     # such that it claims to exist but you get a compiler error if you try
2156     # to use the options returned by --libs. Specifically, Ubuntu for --static
2157     # builds doesn't work:
2158     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2159     #
2160     # So sanity check the cflags/libs before assuming gnutls can be used.
2161     if ! $pkg_config --exists "gnutls"; then
2162         return 1
2163     fi
2164
2165     write_c_skeleton
2166     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2167 }
2168
2169 gnutls_gcrypt=no
2170 gnutls_nettle=no
2171 if test "$gnutls" != "no"; then
2172     if gnutls_works; then
2173         gnutls_cflags=`$pkg_config --cflags gnutls`
2174         gnutls_libs=`$pkg_config --libs gnutls`
2175         libs_softmmu="$gnutls_libs $libs_softmmu"
2176         libs_tools="$gnutls_libs $libs_tools"
2177         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2178         gnutls="yes"
2179
2180         # gnutls_hash_init requires >= 2.9.10
2181         if $pkg_config --exists "gnutls >= 2.9.10"; then
2182             gnutls_hash="yes"
2183         else
2184             gnutls_hash="no"
2185         fi
2186
2187         if $pkg_config --exists 'gnutls >= 3.0'; then
2188             gnutls_gcrypt=no
2189             gnutls_nettle=yes
2190         elif $pkg_config --exists 'gnutls >= 2.12'; then
2191             case `$pkg_config --libs --static gnutls` in
2192                 *gcrypt*)
2193                     gnutls_gcrypt=yes
2194                     gnutls_nettle=no
2195                     ;;
2196                 *nettle*)
2197                     gnutls_gcrypt=no
2198                     gnutls_nettle=yes
2199                     ;;
2200                 *)
2201                     gnutls_gcrypt=yes
2202                     gnutls_nettle=no
2203                     ;;
2204             esac
2205         else
2206             gnutls_gcrypt=yes
2207             gnutls_nettle=no
2208         fi
2209     elif test "$gnutls" = "yes"; then
2210         feature_not_found "gnutls" "Install gnutls devel"
2211     else
2212         gnutls="no"
2213         gnutls_hash="no"
2214     fi
2215 else
2216     gnutls_hash="no"
2217 fi
2218
2219
2220 # If user didn't give a --disable/enable-gcrypt flag,
2221 # then mark as disabled if user requested nettle
2222 # explicitly, or if gnutls links to nettle
2223 if test -z "$gcrypt"
2224 then
2225     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2226     then
2227         gcrypt="no"
2228     fi
2229 fi
2230
2231 # If user didn't give a --disable/enable-nettle flag,
2232 # then mark as disabled if user requested gcrypt
2233 # explicitly, or if gnutls links to gcrypt
2234 if test -z "$nettle"
2235 then
2236     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2237     then
2238         nettle="no"
2239     fi
2240 fi
2241
2242 has_libgcrypt_config() {
2243     if ! has "libgcrypt-config"
2244     then
2245         return 1
2246     fi
2247
2248     if test -n "$cross_prefix"
2249     then
2250         host=`libgcrypt-config --host`
2251         if test "$host-" != $cross_prefix
2252         then
2253             return 1
2254         fi
2255     fi
2256
2257     return 0
2258 }
2259
2260 if test "$gcrypt" != "no"; then
2261     if has_libgcrypt_config; then
2262         gcrypt_cflags=`libgcrypt-config --cflags`
2263         gcrypt_libs=`libgcrypt-config --libs`
2264         # Debian has remove -lgpg-error from libgcrypt-config
2265         # as it "spreads unnecessary dependencies" which in
2266         # turn breaks static builds...
2267         if test "$static" = "yes"
2268         then
2269             gcrypt_libs="$gcrypt_libs -lgpg-error"
2270         fi
2271         libs_softmmu="$gcrypt_libs $libs_softmmu"
2272         libs_tools="$gcrypt_libs $libs_tools"
2273         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2274         gcrypt="yes"
2275         if test -z "$nettle"; then
2276            nettle="no"
2277         fi
2278     else
2279         if test "$gcrypt" = "yes"; then
2280             feature_not_found "gcrypt" "Install gcrypt devel"
2281         else
2282             gcrypt="no"
2283         fi
2284     fi
2285 fi
2286
2287
2288 if test "$nettle" != "no"; then
2289     if $pkg_config --exists "nettle"; then
2290         nettle_cflags=`$pkg_config --cflags nettle`
2291         nettle_libs=`$pkg_config --libs nettle`
2292         nettle_version=`$pkg_config --modversion nettle`
2293         libs_softmmu="$nettle_libs $libs_softmmu"
2294         libs_tools="$nettle_libs $libs_tools"
2295         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2296         nettle="yes"
2297     else
2298         if test "$nettle" = "yes"; then
2299             feature_not_found "nettle" "Install nettle devel"
2300         else
2301             nettle="no"
2302         fi
2303     fi
2304 fi
2305
2306 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2307 then
2308     error_exit "Only one of gcrypt & nettle can be enabled"
2309 fi
2310
2311 ##########################################
2312 # libtasn1 - only for the TLS creds/session test suite
2313
2314 tasn1=yes
2315 tasn1_cflags=""
2316 tasn1_libs=""
2317 if $pkg_config --exists "libtasn1"; then
2318     tasn1_cflags=`$pkg_config --cflags libtasn1`
2319     tasn1_libs=`$pkg_config --libs libtasn1`
2320 else
2321     tasn1=no
2322 fi
2323
2324
2325 ##########################################
2326 # getifaddrs (for tests/test-io-channel-socket )
2327
2328 have_ifaddrs_h=yes
2329 if ! check_include "ifaddrs.h" ; then
2330   have_ifaddrs_h=no
2331 fi
2332
2333 ##########################################
2334 # VTE probe
2335
2336 if test "$vte" != "no"; then
2337     if test "$gtkabi" = "3.0"; then
2338       vtepackage="vte-2.90"
2339       vteversion="0.32.0"
2340     else
2341       vtepackage="vte"
2342       vteversion="0.24.0"
2343     fi
2344     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2345         vte_cflags=`$pkg_config --cflags $vtepackage`
2346         vte_libs=`$pkg_config --libs $vtepackage`
2347         libs_softmmu="$vte_libs $libs_softmmu"
2348         vte="yes"
2349     elif test "$vte" = "yes"; then
2350         if test "$gtkabi" = "3.0"; then
2351             feature_not_found "vte" "Install libvte-2.90 devel"
2352         else
2353             feature_not_found "vte" "Install libvte devel"
2354         fi
2355     else
2356         vte="no"
2357     fi
2358 fi
2359
2360 ##########################################
2361 # SDL probe
2362
2363 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2364 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2365
2366 if test $sdlabi = "2.0"; then
2367     sdl_config=$sdl2_config
2368     sdlname=sdl2
2369     sdlconfigname=sdl2_config
2370 else
2371     sdlname=sdl
2372     sdlconfigname=sdl_config
2373 fi
2374
2375 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2376   sdl_config=$sdlconfigname
2377 fi
2378
2379 if $pkg_config $sdlname --exists; then
2380   sdlconfig="$pkg_config $sdlname"
2381   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2382 elif has ${sdl_config}; then
2383   sdlconfig="$sdl_config"
2384   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2385 else
2386   if test "$sdl" = "yes" ; then
2387     feature_not_found "sdl" "Install SDL devel"
2388   fi
2389   sdl=no
2390 fi
2391 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2392   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2393 fi
2394
2395 sdl_too_old=no
2396 if test "$sdl" != "no" ; then
2397   cat > $TMPC << EOF
2398 #include <SDL.h>
2399 #undef main /* We don't want SDL to override our main() */
2400 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2401 EOF
2402   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2403   if test "$static" = "yes" ; then
2404     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2405   else
2406     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2407   fi
2408   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2409     if test "$_sdlversion" -lt 121 ; then
2410       sdl_too_old=yes
2411     else
2412       sdl=yes
2413     fi
2414
2415     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2416     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2417       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2418          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2419          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2420       fi
2421       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2422         :
2423       else
2424         sdl=no
2425       fi
2426     fi # static link
2427   else # sdl not found
2428     if test "$sdl" = "yes" ; then
2429       feature_not_found "sdl" "Install SDL devel"
2430     fi
2431     sdl=no
2432   fi # sdl compile test
2433 fi
2434
2435 if test "$sdl" = "yes" ; then
2436   cat > $TMPC <<EOF
2437 #include <SDL.h>
2438 #if defined(SDL_VIDEO_DRIVER_X11)
2439 #include <X11/XKBlib.h>
2440 #else
2441 #error No x11 support
2442 #endif
2443 int main(void) { return 0; }
2444 EOF
2445   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2446     sdl_cflags="$sdl_cflags $x11_cflags"
2447     sdl_libs="$sdl_libs $x11_libs"
2448   fi
2449   libs_softmmu="$sdl_libs $libs_softmmu"
2450 fi
2451
2452 ##########################################
2453 # RDMA needs OpenFabrics libraries
2454 if test "$rdma" != "no" ; then
2455   cat > $TMPC <<EOF
2456 #include <rdma/rdma_cma.h>
2457 int main(void) { return 0; }
2458 EOF
2459   rdma_libs="-lrdmacm -libverbs"
2460   if compile_prog "" "$rdma_libs" ; then
2461     rdma="yes"
2462     libs_softmmu="$libs_softmmu $rdma_libs"
2463   else
2464     if test "$rdma" = "yes" ; then
2465         error_exit \
2466             " OpenFabrics librdmacm/libibverbs not present." \
2467             " Your options:" \
2468             "  (1) Fast: Install infiniband packages from your distro." \
2469             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2470             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2471     fi
2472     rdma="no"
2473   fi
2474 fi
2475
2476
2477 ##########################################
2478 # VNC SASL detection
2479 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2480   cat > $TMPC <<EOF
2481 #include <sasl/sasl.h>
2482 #include <stdio.h>
2483 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2484 EOF
2485   # Assuming Cyrus-SASL installed in /usr prefix
2486   vnc_sasl_cflags=""
2487   vnc_sasl_libs="-lsasl2"
2488   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2489     vnc_sasl=yes
2490     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2491     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2492   else
2493     if test "$vnc_sasl" = "yes" ; then
2494       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2495     fi
2496     vnc_sasl=no
2497   fi
2498 fi
2499
2500 ##########################################
2501 # VNC JPEG detection
2502 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2503 cat > $TMPC <<EOF
2504 #include <stdio.h>
2505 #include <jpeglib.h>
2506 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2507 EOF
2508     vnc_jpeg_cflags=""
2509     vnc_jpeg_libs="-ljpeg"
2510   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2511     vnc_jpeg=yes
2512     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2513     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2514   else
2515     if test "$vnc_jpeg" = "yes" ; then
2516       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2517     fi
2518     vnc_jpeg=no
2519   fi
2520 fi
2521
2522 ##########################################
2523 # VNC PNG detection
2524 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2525 cat > $TMPC <<EOF
2526 //#include <stdio.h>
2527 #include <png.h>
2528 #include <stddef.h>
2529 int main(void) {
2530     png_structp png_ptr;
2531     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2532     return png_ptr != 0;
2533 }
2534 EOF
2535   if $pkg_config libpng --exists; then
2536     vnc_png_cflags=`$pkg_config libpng --cflags`
2537     vnc_png_libs=`$pkg_config libpng --libs`
2538   else
2539     vnc_png_cflags=""
2540     vnc_png_libs="-lpng"
2541   fi
2542   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2543     vnc_png=yes
2544     libs_softmmu="$vnc_png_libs $libs_softmmu"
2545     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2546   else
2547     if test "$vnc_png" = "yes" ; then
2548       feature_not_found "vnc-png" "Install libpng devel"
2549     fi
2550     vnc_png=no
2551   fi
2552 fi
2553
2554 ##########################################
2555 # fnmatch() probe, used for ACL routines
2556 fnmatch="no"
2557 cat > $TMPC << EOF
2558 #include <fnmatch.h>
2559 int main(void)
2560 {
2561     fnmatch("foo", "foo", 0);
2562     return 0;
2563 }
2564 EOF
2565 if compile_prog "" "" ; then
2566    fnmatch="yes"
2567 fi
2568
2569 ##########################################
2570 # uuid_generate() probe, used for vdi block driver
2571 # Note that on some systems (notably MacOSX) no extra library
2572 # need be linked to get the uuid functions.
2573 if test "$uuid" != "no" ; then
2574   uuid_libs="-luuid"
2575   cat > $TMPC << EOF
2576 #include <uuid/uuid.h>
2577 int main(void)
2578 {
2579     uuid_t my_uuid;
2580     uuid_generate(my_uuid);
2581     return 0;
2582 }
2583 EOF
2584   if compile_prog "" "" ; then
2585     uuid="yes"
2586   elif compile_prog "" "$uuid_libs" ; then
2587     uuid="yes"
2588     libs_softmmu="$uuid_libs $libs_softmmu"
2589     libs_tools="$uuid_libs $libs_tools"
2590   else
2591     if test "$uuid" = "yes" ; then
2592       feature_not_found "uuid" "Install libuuid devel"
2593     fi
2594     uuid=no
2595   fi
2596 fi
2597
2598 if test "$vhdx" = "yes" ; then
2599     if test "$uuid" = "no" ; then
2600         error_exit "uuid required for VHDX support"
2601     fi
2602 elif test "$vhdx" != "no" ; then
2603     if test "$uuid" = "yes" ; then
2604         vhdx=yes
2605     else
2606         vhdx=no
2607     fi
2608 fi
2609
2610 ##########################################
2611 # xfsctl() probe, used for raw-posix
2612 if test "$xfs" != "no" ; then
2613   cat > $TMPC << EOF
2614 #include <stddef.h>  /* NULL */
2615 #include <xfs/xfs.h>
2616 int main(void)
2617 {
2618     xfsctl(NULL, 0, 0, NULL);
2619     return 0;
2620 }
2621 EOF
2622   if compile_prog "" "" ; then
2623     xfs="yes"
2624   else
2625     if test "$xfs" = "yes" ; then
2626       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2627     fi
2628     xfs=no
2629   fi
2630 fi
2631
2632 ##########################################
2633 # vde libraries probe
2634 if test "$vde" != "no" ; then
2635   vde_libs="-lvdeplug"
2636   cat > $TMPC << EOF
2637 #include <libvdeplug.h>
2638 int main(void)
2639 {
2640     struct vde_open_args a = {0, 0, 0};
2641     char s[] = "";
2642     vde_open(s, s, &a);
2643     return 0;
2644 }
2645 EOF
2646   if compile_prog "" "$vde_libs" ; then
2647     vde=yes
2648     libs_softmmu="$vde_libs $libs_softmmu"
2649     libs_tools="$vde_libs $libs_tools"
2650   else
2651     if test "$vde" = "yes" ; then
2652       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2653     fi
2654     vde=no
2655   fi
2656 fi
2657
2658 ##########################################
2659 # netmap support probe
2660 # Apart from looking for netmap headers, we make sure that the host API version
2661 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2662 # a minor/major version number. Minor new features will be marked with values up
2663 # to 15, and if something happens that requires a change to the backend we will
2664 # move above 15, submit the backend fixes and modify this two bounds.
2665 if test "$netmap" != "no" ; then
2666   cat > $TMPC << EOF
2667 #include <inttypes.h>
2668 #include <net/if.h>
2669 #include <net/netmap.h>
2670 #include <net/netmap_user.h>
2671 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2672 #error
2673 #endif
2674 int main(void) { return 0; }
2675 EOF
2676   if compile_prog "" "" ; then
2677     netmap=yes
2678   else
2679     if test "$netmap" = "yes" ; then
2680       feature_not_found "netmap"
2681     fi
2682     netmap=no
2683   fi
2684 fi
2685
2686 ##########################################
2687 # libcap-ng library probe
2688 if test "$cap_ng" != "no" ; then
2689   cap_libs="-lcap-ng"
2690   cat > $TMPC << EOF
2691 #include <cap-ng.h>
2692 int main(void)
2693 {
2694     capng_capability_to_name(CAPNG_EFFECTIVE);
2695     return 0;
2696 }
2697 EOF
2698   if compile_prog "" "$cap_libs" ; then
2699     cap_ng=yes
2700     libs_tools="$cap_libs $libs_tools"
2701   else
2702     if test "$cap_ng" = "yes" ; then
2703       feature_not_found "cap_ng" "Install libcap-ng devel"
2704     fi
2705     cap_ng=no
2706   fi
2707 fi
2708
2709 ##########################################
2710 # Sound support libraries probe
2711
2712 audio_drv_probe()
2713 {
2714     drv=$1
2715     hdr=$2
2716     lib=$3
2717     exp=$4
2718     cfl=$5
2719         cat > $TMPC << EOF
2720 #include <$hdr>
2721 int main(void) { $exp }
2722 EOF
2723     if compile_prog "$cfl" "$lib" ; then
2724         :
2725     else
2726         error_exit "$drv check failed" \
2727             "Make sure to have the $drv libs and headers installed."
2728     fi
2729 }
2730
2731 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2732 for drv in $audio_drv_list; do
2733     case $drv in
2734     alsa)
2735     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2736         "return snd_pcm_close((snd_pcm_t *)0);"
2737     libs_softmmu="-lasound $libs_softmmu"
2738     ;;
2739
2740     pa)
2741     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2742         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2743     libs_softmmu="-lpulse $libs_softmmu"
2744     audio_pt_int="yes"
2745     ;;
2746
2747     coreaudio)
2748       libs_softmmu="-framework CoreAudio $libs_softmmu"
2749     ;;
2750
2751     dsound)
2752       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2753       audio_win_int="yes"
2754     ;;
2755
2756     oss)
2757       libs_softmmu="$oss_lib $libs_softmmu"
2758     ;;
2759
2760     sdl|wav)
2761     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2762     ;;
2763
2764     *)
2765     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2766         error_exit "Unknown driver '$drv' selected" \
2767             "Possible drivers are: $audio_possible_drivers"
2768     }
2769     ;;
2770     esac
2771 done
2772
2773 ##########################################
2774 # BrlAPI probe
2775
2776 if test "$brlapi" != "no" ; then
2777   brlapi_libs="-lbrlapi"
2778   cat > $TMPC << EOF
2779 #include <brlapi.h>
2780 #include <stddef.h>
2781 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2782 EOF
2783   if compile_prog "" "$brlapi_libs" ; then
2784     brlapi=yes
2785     libs_softmmu="$brlapi_libs $libs_softmmu"
2786   else
2787     if test "$brlapi" = "yes" ; then
2788       feature_not_found "brlapi" "Install brlapi devel"
2789     fi
2790     brlapi=no
2791   fi
2792 fi
2793
2794 ##########################################
2795 # curses probe
2796 if test "$curses" != "no" ; then
2797   if test "$mingw32" = "yes" ; then
2798     curses_list="-lpdcurses"
2799   else
2800     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2801   fi
2802   curses_found=no
2803   cat > $TMPC << EOF
2804 #include <curses.h>
2805 int main(void) {
2806   const char *s = curses_version();
2807   resize_term(0, 0);
2808   return s != 0;
2809 }
2810 EOF
2811   IFS=:
2812   for curses_lib in $curses_list; do
2813     unset IFS
2814     if compile_prog "" "$curses_lib" ; then
2815       curses_found=yes
2816       libs_softmmu="$curses_lib $libs_softmmu"
2817       break
2818     fi
2819   done
2820   unset IFS
2821   if test "$curses_found" = "yes" ; then
2822     curses=yes
2823   else
2824     if test "$curses" = "yes" ; then
2825       feature_not_found "curses" "Install ncurses devel"
2826     fi
2827     curses=no
2828   fi
2829 fi
2830
2831 ##########################################
2832 # curl probe
2833 if test "$curl" != "no" ; then
2834   if $pkg_config libcurl --exists; then
2835     curlconfig="$pkg_config libcurl"
2836   else
2837     curlconfig=curl-config
2838   fi
2839   cat > $TMPC << EOF
2840 #include <curl/curl.h>
2841 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2842 EOF
2843   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2844   curl_libs=`$curlconfig --libs 2>/dev/null`
2845   if compile_prog "$curl_cflags" "$curl_libs" ; then
2846     curl=yes
2847   else
2848     if test "$curl" = "yes" ; then
2849       feature_not_found "curl" "Install libcurl devel"
2850     fi
2851     curl=no
2852   fi
2853 fi # test "$curl"
2854
2855 ##########################################
2856 # bluez support probe
2857 if test "$bluez" != "no" ; then
2858   cat > $TMPC << EOF
2859 #include <bluetooth/bluetooth.h>
2860 int main(void) { return bt_error(0); }
2861 EOF
2862   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2863   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2864   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2865     bluez=yes
2866     libs_softmmu="$bluez_libs $libs_softmmu"
2867   else
2868     if test "$bluez" = "yes" ; then
2869       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2870     fi
2871     bluez="no"
2872   fi
2873 fi
2874
2875 ##########################################
2876 # glib support probe
2877
2878 glib_req_ver=2.22
2879 glib_modules=gthread-2.0
2880 if test "$modules" = yes; then
2881     glib_modules="$glib_modules gmodule-2.0"
2882 fi
2883
2884 for i in $glib_modules; do
2885     if $pkg_config --atleast-version=$glib_req_ver $i; then
2886         glib_cflags=`$pkg_config --cflags $i`
2887         glib_libs=`$pkg_config --libs $i`
2888         CFLAGS="$glib_cflags $CFLAGS"
2889         LIBS="$glib_libs $LIBS"
2890         libs_qga="$glib_libs $libs_qga"
2891     else
2892         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2893     fi
2894 done
2895
2896 # Sanity check that the current size_t matches the
2897 # size that glib thinks it should be. This catches
2898 # problems on multi-arch where people try to build
2899 # 32-bit QEMU while pointing at 64-bit glib headers
2900 cat > $TMPC <<EOF
2901 #include <glib.h>
2902 #include <unistd.h>
2903
2904 #define QEMU_BUILD_BUG_ON(x) \
2905   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
2906
2907 int main(void) {
2908    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
2909    return 0;
2910 }
2911 EOF
2912
2913 if ! compile_prog "-Werror $CFLAGS" "$LIBS" ; then
2914     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
2915                "You probably need to set PKG_CONFIG_LIBDIR"\
2916                "to point to the right pkg-config files for your"\
2917                "build target"
2918 fi
2919
2920 # g_test_trap_subprocess added in 2.38. Used by some tests.
2921 glib_subprocess=yes
2922 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2923     glib_subprocess=no
2924 fi
2925
2926 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
2927 cat > $TMPC << EOF
2928 #include <glib.h>
2929 int main(void) { return 0; }
2930 EOF
2931 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
2932     if cc_has_warning_flag "-Wno-unknown-attributes"; then
2933         glib_cflags="-Wno-unknown-attributes $glib_cflags"
2934         CFLAGS="-Wno-unknown-attributes $CFLAGS"
2935     fi
2936 fi
2937
2938 ##########################################
2939 # SHA command probe for modules
2940 if test "$modules" = yes; then
2941     shacmd_probe="sha1sum sha1 shasum"
2942     for c in $shacmd_probe; do
2943         if has $c; then
2944             shacmd="$c"
2945             break
2946         fi
2947     done
2948     if test "$shacmd" = ""; then
2949         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2950     fi
2951 fi
2952
2953 ##########################################
2954 # pixman support probe
2955
2956 if test "$pixman" = ""; then
2957   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2958     pixman="none"
2959   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2960     pixman="system"
2961   else
2962     pixman="internal"
2963   fi
2964 fi
2965 if test "$pixman" = "none"; then
2966   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2967     error_exit "pixman disabled but system emulation or tools build" \
2968         "enabled.  You can turn off pixman only if you also" \
2969         "disable all system emulation targets and the tools" \
2970         "build with '--disable-tools --disable-system'."
2971   fi
2972   pixman_cflags=
2973   pixman_libs=
2974 elif test "$pixman" = "system"; then
2975   # pixman version has been checked above
2976   pixman_cflags=`$pkg_config --cflags pixman-1`
2977   pixman_libs=`$pkg_config --libs pixman-1`
2978 else
2979   if test ! -d ${source_path}/pixman/pixman; then
2980     error_exit "pixman >= 0.21.8 not present. Your options:" \
2981         "  (1) Preferred: Install the pixman devel package (any recent" \
2982         "      distro should have packages as Xorg needs pixman too)." \
2983         "  (2) Fetch the pixman submodule, using:" \
2984         "      git submodule update --init pixman"
2985   fi
2986   mkdir -p pixman/pixman
2987   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2988   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2989 fi
2990
2991 ##########################################
2992 # libcap probe
2993
2994 if test "$cap" != "no" ; then
2995   cat > $TMPC <<EOF
2996 #include <stdio.h>
2997 #include <sys/capability.h>
2998 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2999 EOF
3000   if compile_prog "" "-lcap" ; then
3001     cap=yes
3002   else
3003     cap=no
3004   fi
3005 fi
3006
3007 ##########################################
3008 # pthread probe
3009 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3010
3011 pthread=no
3012 cat > $TMPC << EOF
3013 #include <pthread.h>
3014 static void *f(void *p) { return NULL; }
3015 int main(void) {
3016   pthread_t thread;
3017   pthread_create(&thread, 0, f, 0);
3018   return 0;
3019 }
3020 EOF
3021 if compile_prog "" "" ; then
3022   pthread=yes
3023 else
3024   for pthread_lib in $PTHREADLIBS_LIST; do
3025     if compile_prog "" "$pthread_lib" ; then
3026       pthread=yes
3027       found=no
3028       for lib_entry in $LIBS; do
3029         if test "$lib_entry" = "$pthread_lib"; then
3030           found=yes
3031           break
3032         fi
3033       done
3034       if test "$found" = "no"; then
3035         LIBS="$pthread_lib $LIBS"
3036       fi
3037       break
3038     fi
3039   done
3040 fi
3041
3042 if test "$mingw32" != yes -a "$pthread" = no; then
3043   error_exit "pthread check failed" \
3044       "Make sure to have the pthread libs and headers installed."
3045 fi
3046
3047 # check for pthread_setname_np
3048 pthread_setname_np=no
3049 cat > $TMPC << EOF
3050 #include <pthread.h>
3051
3052 static void *f(void *p) { return NULL; }
3053 int main(void)
3054 {
3055     pthread_t thread;
3056     pthread_create(&thread, 0, f, 0);
3057     pthread_setname_np(thread, "QEMU");
3058     return 0;
3059 }
3060 EOF
3061 if compile_prog "" "$pthread_lib" ; then
3062   pthread_setname_np=yes
3063 fi
3064
3065 ##########################################
3066 # rbd probe
3067 if test "$rbd" != "no" ; then
3068   cat > $TMPC <<EOF
3069 #include <stdio.h>
3070 #include <rbd/librbd.h>
3071 int main(void) {
3072     rados_t cluster;
3073     rados_create(&cluster, NULL);
3074     return 0;
3075 }
3076 EOF
3077   rbd_libs="-lrbd -lrados"
3078   if compile_prog "" "$rbd_libs" ; then
3079     rbd=yes
3080   else
3081     if test "$rbd" = "yes" ; then
3082       feature_not_found "rados block device" "Install librbd/ceph devel"
3083     fi
3084     rbd=no
3085   fi
3086 fi
3087
3088 ##########################################
3089 # libssh2 probe
3090 min_libssh2_version=1.2.8
3091 if test "$libssh2" != "no" ; then
3092   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3093     libssh2_cflags=`$pkg_config libssh2 --cflags`
3094     libssh2_libs=`$pkg_config libssh2 --libs`
3095     libssh2=yes
3096   else
3097     if test "$libssh2" = "yes" ; then
3098       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3099     fi
3100     libssh2=no
3101   fi
3102 fi
3103
3104 ##########################################
3105 # libssh2_sftp_fsync probe
3106
3107 if test "$libssh2" = "yes"; then
3108   cat > $TMPC <<EOF
3109 #include <stdio.h>
3110 #include <libssh2.h>
3111 #include <libssh2_sftp.h>
3112 int main(void) {
3113     LIBSSH2_SESSION *session;
3114     LIBSSH2_SFTP *sftp;
3115     LIBSSH2_SFTP_HANDLE *sftp_handle;
3116     session = libssh2_session_init ();
3117     sftp = libssh2_sftp_init (session);
3118     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3119     libssh2_sftp_fsync (sftp_handle);
3120     return 0;
3121 }
3122 EOF
3123   # libssh2_cflags/libssh2_libs defined in previous test.
3124   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3125     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3126   fi
3127 fi
3128
3129 ##########################################
3130 # linux-aio probe
3131
3132 if test "$linux_aio" != "no" ; then
3133   cat > $TMPC <<EOF
3134 #include <libaio.h>
3135 #include <sys/eventfd.h>
3136 #include <stddef.h>
3137 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3138 EOF
3139   if compile_prog "" "-laio" ; then
3140     linux_aio=yes
3141   else
3142     if test "$linux_aio" = "yes" ; then
3143       feature_not_found "linux AIO" "Install libaio devel"
3144     fi
3145     linux_aio=no
3146   fi
3147 fi
3148
3149 ##########################################
3150 # TPM passthrough is only on x86 Linux
3151
3152 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3153   tpm_passthrough=$tpm
3154 else
3155   tpm_passthrough=no
3156 fi
3157
3158 ##########################################
3159 # attr probe
3160
3161 if test "$attr" != "no" ; then
3162   cat > $TMPC <<EOF
3163 #include <stdio.h>
3164 #include <sys/types.h>
3165 #ifdef CONFIG_LIBATTR
3166 #include <attr/xattr.h>
3167 #else
3168 #include <sys/xattr.h>
3169 #endif
3170 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3171 EOF
3172   if compile_prog "" "" ; then
3173     attr=yes
3174   # Older distros have <attr/xattr.h>, and need -lattr:
3175   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3176     attr=yes
3177     LIBS="-lattr $LIBS"
3178     libattr=yes
3179   else
3180     if test "$attr" = "yes" ; then
3181       feature_not_found "ATTR" "Install libc6 or libattr devel"
3182     fi
3183     attr=no
3184   fi
3185 fi
3186
3187 ##########################################
3188 # iovec probe
3189 cat > $TMPC <<EOF
3190 #include <sys/types.h>
3191 #include <sys/uio.h>
3192 #include <unistd.h>
3193 int main(void) { return sizeof(struct iovec); }
3194 EOF
3195 iovec=no
3196 if compile_prog "" "" ; then
3197   iovec=yes
3198 fi
3199
3200 ##########################################
3201 # preadv probe
3202 cat > $TMPC <<EOF
3203 #include <sys/types.h>
3204 #include <sys/uio.h>
3205 #include <unistd.h>
3206 int main(void) { return preadv(0, 0, 0, 0); }
3207 EOF
3208 preadv=no
3209 if compile_prog "" "" ; then
3210   preadv=yes
3211 fi
3212
3213 ##########################################
3214 # fdt probe
3215 # fdt support is mandatory for at least some target architectures,
3216 # so insist on it if we're building those system emulators.
3217 fdt_required=no
3218 for target in $target_list; do
3219   case $target in
3220     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3221       fdt_required=yes
3222     ;;
3223   esac
3224 done
3225
3226 if test "$fdt_required" = "yes"; then
3227   if test "$fdt" = "no"; then
3228     error_exit "fdt disabled but some requested targets require it." \
3229       "You can turn off fdt only if you also disable all the system emulation" \
3230       "targets which need it (by specifying a cut down --target-list)."
3231   fi
3232   fdt=yes
3233 fi
3234
3235 if test "$fdt" != "no" ; then
3236   fdt_libs="-lfdt"
3237   # explicitly check for libfdt_env.h as it is missing in some stable installs
3238   # and test for required functions to make sure we are on a version >= 1.4.0
3239   cat > $TMPC << EOF
3240 #include <libfdt.h>
3241 #include <libfdt_env.h>
3242 int main(void) { fdt_get_property_by_offset(0, 0, 0); return 0; }
3243 EOF
3244   if compile_prog "" "$fdt_libs" ; then
3245     # system DTC is good - use it
3246     fdt=yes
3247   elif test -d ${source_path}/dtc/libfdt ; then
3248     # have submodule DTC - use it
3249     fdt=yes
3250     dtc_internal="yes"
3251     mkdir -p dtc
3252     if [ "$pwd_is_source_path" != "y" ] ; then
3253        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3254        symlink "$source_path/dtc/scripts" "dtc/scripts"
3255     fi
3256     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3257     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3258   elif test "$fdt" = "yes" ; then
3259     # have neither and want - prompt for system/submodule install
3260     error_exit "DTC (libfdt) version >= 1.4.0 not present. Your options:" \
3261         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3262         "  (2) Fetch the DTC submodule, using:" \
3263         "      git submodule update --init dtc"
3264   else
3265     # don't have and don't want
3266     fdt_libs=
3267     fdt=no
3268   fi
3269 fi
3270
3271 libs_softmmu="$libs_softmmu $fdt_libs"
3272
3273 ##########################################
3274 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3275
3276 if test "$opengl" != "no" ; then
3277   opengl_pkgs="epoxy"
3278   if $pkg_config $opengl_pkgs x11; then
3279     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3280     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3281     opengl=yes
3282     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3283         gtk_gl="yes"
3284     fi
3285   else
3286     if test "$opengl" = "yes" ; then
3287       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3288     fi
3289     opengl_cflags=""
3290     opengl_libs=""
3291     opengl=no
3292   fi
3293 fi
3294
3295
3296 ##########################################
3297 # archipelago probe
3298 if test "$archipelago" != "no" ; then
3299     cat > $TMPC <<EOF
3300 #include <stdio.h>
3301 #include <xseg/xseg.h>
3302 #include <xseg/protocol.h>
3303 int main(void) {
3304     xseg_initialize();
3305     return 0;
3306 }
3307 EOF
3308     archipelago_libs=-lxseg
3309     if compile_prog "" "$archipelago_libs"; then
3310         archipelago="yes"
3311         libs_tools="$archipelago_libs $libs_tools"
3312         libs_softmmu="$archipelago_libs $libs_softmmu"
3313
3314         echo "WARNING: Please check the licenses of QEMU and libxseg carefully."
3315         echo "GPLv3 versions of libxseg may not be compatible with QEMU's"
3316         echo "license and therefore prevent redistribution."
3317         echo
3318         echo "To disable Archipelago, use --disable-archipelago"
3319     else
3320       if test "$archipelago" = "yes" ; then
3321         feature_not_found "Archipelago backend support" "Install libxseg devel"
3322       fi
3323       archipelago="no"
3324     fi
3325 fi
3326
3327
3328 ##########################################
3329 # glusterfs probe
3330 if test "$glusterfs" != "no" ; then
3331   if $pkg_config --atleast-version=3 glusterfs-api; then
3332     glusterfs="yes"
3333     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3334     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3335     if $pkg_config --atleast-version=5 glusterfs-api; then
3336       glusterfs_discard="yes"
3337     fi
3338     if $pkg_config --atleast-version=6 glusterfs-api; then
3339       glusterfs_zerofill="yes"
3340     fi
3341   else
3342     if test "$glusterfs" = "yes" ; then
3343       feature_not_found "GlusterFS backend support" \
3344           "Install glusterfs-api devel >= 3"
3345     fi
3346     glusterfs="no"
3347   fi
3348 fi
3349
3350 # Check for inotify functions when we are building linux-user
3351 # emulator.  This is done because older glibc versions don't
3352 # have syscall stubs for these implemented.  In that case we
3353 # don't provide them even if kernel supports them.
3354 #
3355 inotify=no
3356 cat > $TMPC << EOF
3357 #include <sys/inotify.h>
3358
3359 int
3360 main(void)
3361 {
3362         /* try to start inotify */
3363         return inotify_init();
3364 }
3365 EOF
3366 if compile_prog "" "" ; then
3367   inotify=yes
3368 fi
3369
3370 inotify1=no
3371 cat > $TMPC << EOF
3372 #include <sys/inotify.h>
3373
3374 int
3375 main(void)
3376 {
3377     /* try to start inotify */
3378     return inotify_init1(0);
3379 }
3380 EOF
3381 if compile_prog "" "" ; then
3382   inotify1=yes
3383 fi
3384
3385 # check if utimensat and futimens are supported
3386 utimens=no
3387 cat > $TMPC << EOF
3388 #define _ATFILE_SOURCE
3389 #include <stddef.h>
3390 #include <fcntl.h>
3391 #include <sys/stat.h>
3392
3393 int main(void)
3394 {
3395     utimensat(AT_FDCWD, "foo", NULL, 0);
3396     futimens(0, NULL);
3397     return 0;
3398 }
3399 EOF
3400 if compile_prog "" "" ; then
3401   utimens=yes
3402 fi
3403
3404 # check if pipe2 is there
3405 pipe2=no
3406 cat > $TMPC << EOF
3407 #include <unistd.h>
3408 #include <fcntl.h>
3409
3410 int main(void)
3411 {
3412     int pipefd[2];
3413     return pipe2(pipefd, O_CLOEXEC);
3414 }
3415 EOF
3416 if compile_prog "" "" ; then
3417   pipe2=yes
3418 fi
3419
3420 # check if accept4 is there
3421 accept4=no
3422 cat > $TMPC << EOF
3423 #include <sys/socket.h>
3424 #include <stddef.h>
3425
3426 int main(void)
3427 {
3428     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3429     return 0;
3430 }
3431 EOF
3432 if compile_prog "" "" ; then
3433   accept4=yes
3434 fi
3435
3436 # check if tee/splice is there. vmsplice was added same time.
3437 splice=no
3438 cat > $TMPC << EOF
3439 #include <unistd.h>
3440 #include <fcntl.h>
3441 #include <limits.h>
3442
3443 int main(void)
3444 {
3445     int len, fd = 0;
3446     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3447     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3448     return 0;
3449 }
3450 EOF
3451 if compile_prog "" "" ; then
3452   splice=yes
3453 fi
3454
3455 ##########################################
3456 # libnuma probe
3457
3458 if test "$numa" != "no" ; then
3459   cat > $TMPC << EOF
3460 #include <numa.h>
3461 int main(void) { return numa_available(); }
3462 EOF
3463
3464   if compile_prog "" "-lnuma" ; then
3465     numa=yes
3466     libs_softmmu="-lnuma $libs_softmmu"
3467   else
3468     if test "$numa" = "yes" ; then
3469       feature_not_found "numa" "install numactl devel"
3470     fi
3471     numa=no
3472   fi
3473 fi
3474
3475 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3476     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3477     exit 1
3478 fi
3479
3480 ##########################################
3481 # tcmalloc probe
3482
3483 if test "$tcmalloc" = "yes" ; then
3484   cat > $TMPC << EOF
3485 #include <stdlib.h>
3486 int main(void) { malloc(1); return 0; }
3487 EOF
3488
3489   if compile_prog "" "-ltcmalloc" ; then
3490     LIBS="-ltcmalloc $LIBS"
3491   else
3492     feature_not_found "tcmalloc" "install gperftools devel"
3493   fi
3494 fi
3495
3496 ##########################################
3497 # jemalloc probe
3498
3499 if test "$jemalloc" = "yes" ; then
3500   cat > $TMPC << EOF
3501 #include <stdlib.h>
3502 int main(void) { malloc(1); return 0; }
3503 EOF
3504
3505   if compile_prog "" "-ljemalloc" ; then
3506     LIBS="-ljemalloc $LIBS"
3507   else
3508     feature_not_found "jemalloc" "install jemalloc devel"
3509   fi
3510 fi
3511
3512 ##########################################
3513 # signalfd probe
3514 signalfd="no"
3515 cat > $TMPC << EOF
3516 #include <unistd.h>
3517 #include <sys/syscall.h>
3518 #include <signal.h>
3519 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3520 EOF
3521
3522 if compile_prog "" "" ; then
3523   signalfd=yes
3524 fi
3525
3526 # check if eventfd is supported
3527 eventfd=no
3528 cat > $TMPC << EOF
3529 #include <sys/eventfd.h>
3530
3531 int main(void)
3532 {
3533     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3534 }
3535 EOF
3536 if compile_prog "" "" ; then
3537   eventfd=yes
3538 fi
3539
3540 # check if memfd is supported
3541 memfd=no
3542 cat > $TMPC << EOF
3543 #include <sys/memfd.h>
3544
3545 int main(void)
3546 {
3547     return memfd_create("foo", MFD_ALLOW_SEALING);
3548 }
3549 EOF
3550 if compile_prog "" "" ; then
3551   memfd=yes
3552 fi
3553
3554
3555
3556 # check for fallocate
3557 fallocate=no
3558 cat > $TMPC << EOF
3559 #include <fcntl.h>
3560
3561 int main(void)
3562 {
3563     fallocate(0, 0, 0, 0);
3564     return 0;
3565 }
3566 EOF
3567 if compile_prog "" "" ; then
3568   fallocate=yes
3569 fi
3570
3571 # check for fallocate hole punching
3572 fallocate_punch_hole=no
3573 cat > $TMPC << EOF
3574 #include <fcntl.h>
3575 #include <linux/falloc.h>
3576
3577 int main(void)
3578 {
3579     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3580     return 0;
3581 }
3582 EOF
3583 if compile_prog "" "" ; then
3584   fallocate_punch_hole=yes
3585 fi
3586
3587 # check that fallocate supports range zeroing inside the file
3588 fallocate_zero_range=no
3589 cat > $TMPC << EOF
3590 #include <fcntl.h>
3591 #include <linux/falloc.h>
3592
3593 int main(void)
3594 {
3595     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3596     return 0;
3597 }
3598 EOF
3599 if compile_prog "" "" ; then
3600   fallocate_zero_range=yes
3601 fi
3602
3603 # check for posix_fallocate
3604 posix_fallocate=no
3605 cat > $TMPC << EOF
3606 #include <fcntl.h>
3607
3608 int main(void)
3609 {
3610     posix_fallocate(0, 0, 0);
3611     return 0;
3612 }
3613 EOF
3614 if compile_prog "" "" ; then
3615     posix_fallocate=yes
3616 fi
3617
3618 # check for sync_file_range
3619 sync_file_range=no
3620 cat > $TMPC << EOF
3621 #include <fcntl.h>
3622
3623 int main(void)
3624 {
3625     sync_file_range(0, 0, 0, 0);
3626     return 0;
3627 }
3628 EOF
3629 if compile_prog "" "" ; then
3630   sync_file_range=yes
3631 fi
3632
3633 # check for linux/fiemap.h and FS_IOC_FIEMAP
3634 fiemap=no
3635 cat > $TMPC << EOF
3636 #include <sys/ioctl.h>
3637 #include <linux/fs.h>
3638 #include <linux/fiemap.h>
3639
3640 int main(void)
3641 {
3642     ioctl(0, FS_IOC_FIEMAP, 0);
3643     return 0;
3644 }
3645 EOF
3646 if compile_prog "" "" ; then
3647   fiemap=yes
3648 fi
3649
3650 # check for dup3
3651 dup3=no
3652 cat > $TMPC << EOF
3653 #include <unistd.h>
3654
3655 int main(void)
3656 {
3657     dup3(0, 0, 0);
3658     return 0;
3659 }
3660 EOF
3661 if compile_prog "" "" ; then
3662   dup3=yes
3663 fi
3664
3665 # check for ppoll support
3666 ppoll=no
3667 cat > $TMPC << EOF
3668 #include <poll.h>
3669
3670 int main(void)
3671 {
3672     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3673     ppoll(&pfd, 1, 0, 0);
3674     return 0;
3675 }
3676 EOF
3677 if compile_prog "" "" ; then
3678   ppoll=yes
3679 fi
3680
3681 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3682 prctl_pr_set_timerslack=no
3683 cat > $TMPC << EOF
3684 #include <sys/prctl.h>
3685
3686 int main(void)
3687 {
3688     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3689     return 0;
3690 }
3691 EOF
3692 if compile_prog "" "" ; then
3693   prctl_pr_set_timerslack=yes
3694 fi
3695
3696 # check for epoll support
3697 epoll=no
3698 cat > $TMPC << EOF
3699 #include <sys/epoll.h>
3700
3701 int main(void)
3702 {
3703     epoll_create(0);
3704     return 0;
3705 }
3706 EOF
3707 if compile_prog "" "" ; then
3708   epoll=yes
3709 fi
3710
3711 # epoll_create1 and epoll_pwait are later additions
3712 # so we must check separately for their presence
3713 epoll_create1=no
3714 cat > $TMPC << EOF
3715 #include <sys/epoll.h>
3716
3717 int main(void)
3718 {
3719     /* Note that we use epoll_create1 as a value, not as
3720      * a function being called. This is necessary so that on
3721      * old SPARC glibc versions where the function was present in
3722      * the library but not declared in the header file we will
3723      * fail the configure check. (Otherwise we will get a compiler
3724      * warning but not an error, and will proceed to fail the
3725      * qemu compile where we compile with -Werror.)
3726      */
3727     return (int)(uintptr_t)&epoll_create1;
3728 }
3729 EOF
3730 if compile_prog "" "" ; then
3731   epoll_create1=yes
3732 fi
3733
3734 epoll_pwait=no
3735 cat > $TMPC << EOF
3736 #include <sys/epoll.h>
3737
3738 int main(void)
3739 {
3740     epoll_pwait(0, 0, 0, 0, 0);
3741     return 0;
3742 }
3743 EOF
3744 if compile_prog "" "" ; then
3745   epoll_pwait=yes
3746 fi
3747
3748 # check for sendfile support
3749 sendfile=no
3750 cat > $TMPC << EOF
3751 #include <sys/sendfile.h>
3752
3753 int main(void)
3754 {
3755     return sendfile(0, 0, 0, 0);
3756 }
3757 EOF
3758 if compile_prog "" "" ; then
3759   sendfile=yes
3760 fi
3761
3762 # check for timerfd support (glibc 2.8 and newer)
3763 timerfd=no
3764 cat > $TMPC << EOF
3765 #include <sys/timerfd.h>
3766
3767 int main(void)
3768 {
3769     return(timerfd_create(CLOCK_REALTIME, 0));
3770 }
3771 EOF
3772 if compile_prog "" "" ; then
3773   timerfd=yes
3774 fi
3775
3776 # check for setns and unshare support
3777 setns=no
3778 cat > $TMPC << EOF
3779 #include <sched.h>
3780
3781 int main(void)
3782 {
3783     int ret;
3784     ret = setns(0, 0);
3785     ret = unshare(0);
3786     return ret;
3787 }
3788 EOF
3789 if compile_prog "" "" ; then
3790   setns=yes
3791 fi
3792
3793 # Check if tools are available to build documentation.
3794 if test "$docs" != "no" ; then
3795   if has makeinfo && has pod2man; then
3796     docs=yes
3797   else
3798     if test "$docs" = "yes" ; then
3799       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3800     fi
3801     docs=no
3802   fi
3803 fi
3804
3805 # Search for bswap_32 function
3806 byteswap_h=no
3807 cat > $TMPC << EOF
3808 #include <byteswap.h>
3809 int main(void) { return bswap_32(0); }
3810 EOF
3811 if compile_prog "" "" ; then
3812   byteswap_h=yes
3813 fi
3814
3815 # Search for bswap32 function
3816 bswap_h=no
3817 cat > $TMPC << EOF
3818 #include <sys/endian.h>
3819 #include <sys/types.h>
3820 #include <machine/bswap.h>
3821 int main(void) { return bswap32(0); }
3822 EOF
3823 if compile_prog "" "" ; then
3824   bswap_h=yes
3825 fi
3826
3827 ##########################################
3828 # Do we have libiscsi >= 1.9.0
3829 if test "$libiscsi" != "no" ; then
3830   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3831     libiscsi="yes"
3832     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3833     libiscsi_libs=$($pkg_config --libs libiscsi)
3834   else
3835     if test "$libiscsi" = "yes" ; then
3836       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3837     fi
3838     libiscsi="no"
3839   fi
3840 fi
3841
3842 ##########################################
3843 # Do we need libm
3844 cat > $TMPC << EOF
3845 #include <math.h>
3846 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3847 EOF
3848 if compile_prog "" "" ; then
3849   :
3850 elif compile_prog "" "-lm" ; then
3851   LIBS="-lm $LIBS"
3852   libs_qga="-lm $libs_qga"
3853 else
3854   error_exit "libm check failed"
3855 fi
3856
3857 ##########################################
3858 # Do we need librt
3859 # uClibc provides 2 versions of clock_gettime(), one with realtime
3860 # support and one without. This means that the clock_gettime() don't
3861 # need -lrt. We still need it for timer_create() so we check for this
3862 # function in addition.
3863 cat > $TMPC <<EOF
3864 #include <signal.h>
3865 #include <time.h>
3866 int main(void) {
3867   timer_create(CLOCK_REALTIME, NULL, NULL);
3868   return clock_gettime(CLOCK_REALTIME, NULL);
3869 }
3870 EOF
3871
3872 if compile_prog "" "" ; then
3873   :
3874 # we need pthread for static linking. use previous pthread test result
3875 elif compile_prog "" "$pthread_lib -lrt" ; then
3876   LIBS="$LIBS -lrt"
3877   libs_qga="$libs_qga -lrt"
3878 fi
3879
3880 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3881         "$aix" != "yes" -a "$haiku" != "yes" ; then
3882     libs_softmmu="-lutil $libs_softmmu"
3883 fi
3884
3885 ##########################################
3886 # spice probe
3887 if test "$spice" != "no" ; then
3888   cat > $TMPC << EOF
3889 #include <spice.h>
3890 int main(void) { spice_server_new(); return 0; }
3891 EOF
3892   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3893   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3894   if $pkg_config --atleast-version=0.12.0 spice-server && \
3895      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3896      compile_prog "$spice_cflags" "$spice_libs" ; then
3897     spice="yes"
3898     libs_softmmu="$libs_softmmu $spice_libs"
3899     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3900     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3901     spice_server_version=$($pkg_config --modversion spice-server)
3902   else
3903     if test "$spice" = "yes" ; then
3904       feature_not_found "spice" \
3905           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3906     fi
3907     spice="no"
3908   fi
3909 fi
3910
3911 # check for smartcard support
3912 smartcard_cflags=""
3913 if test "$smartcard" != "no"; then
3914     if $pkg_config libcacard; then
3915         libcacard_cflags=$($pkg_config --cflags libcacard)
3916         libcacard_libs=$($pkg_config --libs libcacard)
3917         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3918         libs_softmmu="$libs_softmmu $libcacard_libs"
3919         smartcard="yes"
3920     else
3921         if test "$smartcard" = "yes"; then
3922             feature_not_found "smartcard" "Install libcacard devel"
3923         fi
3924         smartcard="no"
3925     fi
3926 fi
3927
3928 # check for libusb
3929 if test "$libusb" != "no" ; then
3930     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3931         libusb="yes"
3932         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3933         libusb_libs=$($pkg_config --libs libusb-1.0)
3934         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3935         libs_softmmu="$libs_softmmu $libusb_libs"
3936     else
3937         if test "$libusb" = "yes"; then
3938             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3939         fi
3940         libusb="no"
3941     fi
3942 fi
3943
3944 # check for usbredirparser for usb network redirection support
3945 if test "$usb_redir" != "no" ; then
3946     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3947         usb_redir="yes"
3948         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3949         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3950         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3951         libs_softmmu="$libs_softmmu $usb_redir_libs"
3952     else
3953         if test "$usb_redir" = "yes"; then
3954             feature_not_found "usb-redir" "Install usbredir devel"
3955         fi
3956         usb_redir="no"
3957     fi
3958 fi
3959
3960 ##########################################
3961 # check if we have VSS SDK headers for win
3962
3963 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3964   case "$vss_win32_sdk" in
3965     "")   vss_win32_include="-I$source_path" ;;
3966     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3967           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3968           vss_win32_include="-I$source_path/.sdk/vss"
3969           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3970           ;;
3971     *)    vss_win32_include="-I$vss_win32_sdk"
3972   esac
3973   cat > $TMPC << EOF
3974 #define __MIDL_user_allocate_free_DEFINED__
3975 #include <inc/win2003/vss.h>
3976 int main(void) { return VSS_CTX_BACKUP; }
3977 EOF
3978   if compile_prog "$vss_win32_include" "" ; then
3979     guest_agent_with_vss="yes"
3980     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3981     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3982     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
3983   else
3984     if test "$vss_win32_sdk" != "" ; then
3985       echo "ERROR: Please download and install Microsoft VSS SDK:"
3986       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3987       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3988       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3989       echo "ERROR: The headers are extracted in the directory \`inc'."
3990       feature_not_found "VSS support"
3991     fi
3992     guest_agent_with_vss="no"
3993   fi
3994 fi
3995
3996 ##########################################
3997 # lookup Windows platform SDK (if not specified)
3998 # The SDK is needed only to build .tlb (type library) file of guest agent
3999 # VSS provider from the source. It is usually unnecessary because the
4000 # pre-compiled .tlb file is included.
4001
4002 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4003   if test -z "$win_sdk"; then
4004     programfiles="$PROGRAMFILES"
4005     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4006     if test -n "$programfiles"; then
4007       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4008     else
4009       feature_not_found "Windows SDK"
4010     fi
4011   elif test "$win_sdk" = "no"; then
4012     win_sdk=""
4013   fi
4014 fi
4015
4016 ##########################################
4017 # check if mingw environment provides a recent ntddscsi.h
4018 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4019   cat > $TMPC << EOF
4020 #include <windows.h>
4021 #include <ntddscsi.h>
4022 int main(void) {
4023 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4024 #error Missing required ioctl definitions
4025 #endif
4026   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4027   return addr.Lun;
4028 }
4029 EOF
4030   if compile_prog "" "" ; then
4031     guest_agent_ntddscsi=yes
4032     libs_qga="-lsetupapi $libs_qga"
4033   fi
4034 fi
4035
4036 ##########################################
4037 # virgl renderer probe
4038
4039 if test "$virglrenderer" != "no" ; then
4040   cat > $TMPC << EOF
4041 #include <virglrenderer.h>
4042 int main(void) { virgl_renderer_poll(); return 0; }
4043 EOF
4044   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4045   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4046   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4047      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4048     virglrenderer="yes"
4049   else
4050     if test "$virglrenderer" = "yes" ; then
4051       feature_not_found "virglrenderer"
4052     fi
4053     virglrenderer="no"
4054   fi
4055 fi
4056
4057 ##########################################
4058 # check if we have fdatasync
4059
4060 fdatasync=no
4061 cat > $TMPC << EOF
4062 #include <unistd.h>
4063 int main(void) {
4064 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4065 return fdatasync(0);
4066 #else
4067 #error Not supported
4068 #endif
4069 }
4070 EOF
4071 if compile_prog "" "" ; then
4072     fdatasync=yes
4073 fi
4074
4075 ##########################################
4076 # check if we have madvise
4077
4078 madvise=no
4079 cat > $TMPC << EOF
4080 #include <sys/types.h>
4081 #include <sys/mman.h>
4082 #include <stddef.h>
4083 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4084 EOF
4085 if compile_prog "" "" ; then
4086     madvise=yes
4087 fi
4088
4089 ##########################################
4090 # check if we have posix_madvise
4091
4092 posix_madvise=no
4093 cat > $TMPC << EOF
4094 #include <sys/mman.h>
4095 #include <stddef.h>
4096 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4097 EOF
4098 if compile_prog "" "" ; then
4099     posix_madvise=yes
4100 fi
4101
4102 ##########################################
4103 # check if we have usable SIGEV_THREAD_ID
4104
4105 sigev_thread_id=no
4106 cat > $TMPC << EOF
4107 #include <signal.h>
4108 int main(void) {
4109   struct sigevent ev;
4110   ev.sigev_notify = SIGEV_THREAD_ID;
4111   ev._sigev_un._tid = 0;
4112   asm volatile("" : : "g"(&ev));
4113   return 0;
4114 }
4115 EOF
4116 if compile_prog "" "" ; then
4117     sigev_thread_id=yes
4118 fi
4119
4120 ##########################################
4121 # check if trace backend exists
4122
4123 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4124 if test "$?" -ne 0 ; then
4125   error_exit "invalid trace backends" \
4126       "Please choose supported trace backends."
4127 fi
4128
4129 ##########################################
4130 # For 'ust' backend, test if ust headers are present
4131 if have_backend "ust"; then
4132   cat > $TMPC << EOF
4133 #include <lttng/tracepoint.h>
4134 int main(void) { return 0; }
4135 EOF
4136   if compile_prog "" "" ; then
4137     if $pkg_config lttng-ust --exists; then
4138       lttng_ust_libs=`$pkg_config --libs lttng-ust`
4139     else
4140       lttng_ust_libs="-llttng-ust"
4141     fi
4142     if $pkg_config liburcu-bp --exists; then
4143       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
4144     else
4145       urcu_bp_libs="-lurcu-bp"
4146     fi
4147
4148     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4149     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4150   else
4151     error_exit "Trace backend 'ust' missing lttng-ust header files"
4152   fi
4153 fi
4154
4155 ##########################################
4156 # For 'dtrace' backend, test if 'dtrace' command is present
4157 if have_backend "dtrace"; then
4158   if ! has 'dtrace' ; then
4159     error_exit "dtrace command is not found in PATH $PATH"
4160   fi
4161   trace_backend_stap="no"
4162   if has 'stap' ; then
4163     trace_backend_stap="yes"
4164   fi
4165 fi
4166
4167 ##########################################
4168 # check and set a backend for coroutine
4169
4170 # We prefer ucontext, but it's not always possible. The fallback
4171 # is sigcontext. gthread is not selectable except explicitly, because
4172 # it is not functional enough to run QEMU proper. (It is occasionally
4173 # useful for debugging purposes.)  On Windows the only valid backend
4174 # is the Windows-specific one.
4175
4176 ucontext_works=no
4177 if test "$darwin" != "yes"; then
4178   cat > $TMPC << EOF
4179 #include <ucontext.h>
4180 #ifdef __stub_makecontext
4181 #error Ignoring glibc stub makecontext which will always fail
4182 #endif
4183 int main(void) { makecontext(0, 0, 0); return 0; }
4184 EOF
4185   if compile_prog "" "" ; then
4186     ucontext_works=yes
4187   fi
4188 fi
4189
4190 if test "$coroutine" = ""; then
4191   if test "$mingw32" = "yes"; then
4192     coroutine=win32
4193   elif test "$ucontext_works" = "yes"; then
4194     coroutine=ucontext
4195   else
4196     coroutine=sigaltstack
4197   fi
4198 else
4199   case $coroutine in
4200   windows)
4201     if test "$mingw32" != "yes"; then
4202       error_exit "'windows' coroutine backend only valid for Windows"
4203     fi
4204     # Unfortunately the user visible backend name doesn't match the
4205     # coroutine-*.c filename for this case, so we have to adjust it here.
4206     coroutine=win32
4207     ;;
4208   ucontext)
4209     if test "$ucontext_works" != "yes"; then
4210       feature_not_found "ucontext"
4211     fi
4212     ;;
4213   gthread|sigaltstack)
4214     if test "$mingw32" = "yes"; then
4215       error_exit "only the 'windows' coroutine backend is valid for Windows"
4216     fi
4217     ;;
4218   *)
4219     error_exit "unknown coroutine backend $coroutine"
4220     ;;
4221   esac
4222 fi
4223
4224 if test "$coroutine_pool" = ""; then
4225   if test "$coroutine" = "gthread"; then
4226     coroutine_pool=no
4227   else
4228     coroutine_pool=yes
4229   fi
4230 fi
4231 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
4232   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
4233 fi
4234
4235 ##########################################
4236 # check if we have open_by_handle_at
4237
4238 open_by_handle_at=no
4239 cat > $TMPC << EOF
4240 #include <fcntl.h>
4241 #if !defined(AT_EMPTY_PATH)
4242 # error missing definition
4243 #else
4244 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4245 #endif
4246 EOF
4247 if compile_prog "" "" ; then
4248     open_by_handle_at=yes
4249 fi
4250
4251 ########################################
4252 # check if we have linux/magic.h
4253
4254 linux_magic_h=no
4255 cat > $TMPC << EOF
4256 #include <linux/magic.h>
4257 int main(void) {
4258   return 0;
4259 }
4260 EOF
4261 if compile_prog "" "" ; then
4262     linux_magic_h=yes
4263 fi
4264
4265 ########################################
4266 # check whether we can disable warning option with a pragma (this is needed
4267 # to silence warnings in the headers of some versions of external libraries).
4268 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4269 # only a warning.
4270 #
4271 # If we can't selectively disable warning in the code, disable -Werror so that
4272 # the build doesn't fail anyway.
4273
4274 pragma_disable_unused_but_set=no
4275 cat > $TMPC << EOF
4276 #pragma GCC diagnostic push
4277 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4278 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4279 #pragma GCC diagnostic pop
4280
4281 int main(void) {
4282     return 0;
4283 }
4284 EOF
4285 if compile_prog "-Werror" "" ; then
4286     pragma_diagnostic_available=yes
4287 else
4288     werror=no
4289 fi
4290
4291 ########################################
4292 # check if we have valgrind/valgrind.h
4293
4294 valgrind_h=no
4295 cat > $TMPC << EOF
4296 #include <valgrind/valgrind.h>
4297 int main(void) {
4298   return 0;
4299 }
4300 EOF
4301 if compile_prog "" "" ; then
4302     valgrind_h=yes
4303 fi
4304
4305 ########################################
4306 # check if environ is declared
4307
4308 has_environ=no
4309 cat > $TMPC << EOF
4310 #include <unistd.h>
4311 int main(void) {
4312     environ = 0;
4313     return 0;
4314 }
4315 EOF
4316 if compile_prog "" "" ; then
4317     has_environ=yes
4318 fi
4319
4320 ########################################
4321 # check if cpuid.h is usable.
4322
4323 cpuid_h=no
4324 cat > $TMPC << EOF
4325 #include <cpuid.h>
4326 int main(void) {
4327     unsigned a, b, c, d;
4328     int max = __get_cpuid_max(0, 0);
4329
4330     if (max >= 1) {
4331         __cpuid(1, a, b, c, d);
4332     }
4333
4334     if (max >= 7) {
4335         __cpuid_count(7, 0, a, b, c, d);
4336     }
4337
4338     return 0;
4339 }
4340 EOF
4341 if compile_prog "" "" ; then
4342     cpuid_h=yes
4343 fi
4344
4345 ########################################
4346 # check if __[u]int128_t is usable.
4347
4348 int128=no
4349 cat > $TMPC << EOF
4350 #if defined(__clang_major__) && defined(__clang_minor__)
4351 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4352 #  error __int128_t does not work in CLANG before 3.2
4353 # endif
4354 #endif
4355 __int128_t a;
4356 __uint128_t b;
4357 int main (void) {
4358   a = a + b;
4359   b = a * b;
4360   a = a * a;
4361   return 0;
4362 }
4363 EOF
4364 if compile_prog "" "" ; then
4365     int128=yes
4366 fi
4367
4368 ########################################
4369 # check if getauxval is available.
4370
4371 getauxval=no
4372 cat > $TMPC << EOF
4373 #include <sys/auxv.h>
4374 int main(void) {
4375   return getauxval(AT_HWCAP) == 0;
4376 }
4377 EOF
4378 if compile_prog "" "" ; then
4379     getauxval=yes
4380 fi
4381
4382 ########################################
4383 # check if ccache is interfering with
4384 # semantic analysis of macros
4385
4386 unset CCACHE_CPP2
4387 ccache_cpp2=no
4388 cat > $TMPC << EOF
4389 static const int Z = 1;
4390 #define fn() ({ Z; })
4391 #define TAUT(X) ((X) == Z)
4392 #define PAREN(X, Y) (X == Y)
4393 #define ID(X) (X)
4394 int main(int argc, char *argv[])
4395 {
4396     int x = 0, y = 0;
4397     x = ID(x);
4398     x = fn();
4399     fn();
4400     if (PAREN(x, y)) return 0;
4401     if (TAUT(Z)) return 0;
4402     return 0;
4403 }
4404 EOF
4405
4406 if ! compile_object "-Werror"; then
4407     ccache_cpp2=yes
4408 fi
4409
4410 #################################################
4411 # clang does not support glibc + FORTIFY_SOURCE.
4412
4413 if test "$fortify_source" != "no"; then
4414   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4415     fortify_source="no";
4416   elif test -n "$cxx" &&
4417        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4418     fortify_source="no";
4419   else
4420     fortify_source="yes"
4421   fi
4422 fi
4423
4424 ##########################################
4425 # End of CC checks
4426 # After here, no more $cc or $ld runs
4427
4428 if test "$gcov" = "yes" ; then
4429   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4430   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4431 elif test "$fortify_source" = "yes" ; then
4432   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4433 elif test "$debug" = "no"; then
4434   CFLAGS="-O2 $CFLAGS"
4435 fi
4436
4437 ##########################################
4438 # Do we have libnfs
4439 if test "$libnfs" != "no" ; then
4440   if $pkg_config --atleast-version=1.9.3 libnfs; then
4441     libnfs="yes"
4442     libnfs_libs=$($pkg_config --libs libnfs)
4443     LIBS="$LIBS $libnfs_libs"
4444   else
4445     if test "$libnfs" = "yes" ; then
4446       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4447     fi
4448     libnfs="no"
4449   fi
4450 fi
4451
4452 # Disable zero malloc errors for official releases unless explicitly told to
4453 # enable/disable
4454 if test -z "$zero_malloc" ; then
4455     if test "$z_version" = "50" ; then
4456         zero_malloc="no"
4457     else
4458         zero_malloc="yes"
4459     fi
4460 fi
4461
4462 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4463 if test "$werror" = "yes"; then
4464     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4465 fi
4466
4467 if test "$solaris" = "no" ; then
4468     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4469         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4470     fi
4471 fi
4472
4473 # test if pod2man has --utf8 option
4474 if pod2man --help | grep -q utf8; then
4475     POD2MAN="pod2man --utf8"
4476 else
4477     POD2MAN="pod2man"
4478 fi
4479
4480 # Use ASLR, no-SEH and DEP if available
4481 if test "$mingw32" = "yes" ; then
4482     for flag in --dynamicbase --no-seh --nxcompat; do
4483         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4484             LDFLAGS="-Wl,$flag $LDFLAGS"
4485         fi
4486     done
4487 fi
4488
4489 qemu_confdir=$sysconfdir$confsuffix
4490 qemu_moddir=$libdir$confsuffix
4491 qemu_datadir=$datadir$confsuffix
4492 qemu_localedir="$datadir/locale"
4493
4494 tools=""
4495 if test "$want_tools" = "yes" ; then
4496   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4497   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4498     tools="qemu-nbd\$(EXESUF) $tools"
4499     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
4500   fi
4501 fi
4502 if test "$softmmu" = yes ; then
4503   if test "$virtfs" != no ; then
4504     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4505       virtfs=yes
4506       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4507     else
4508       if test "$virtfs" = yes; then
4509         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4510       fi
4511       virtfs=no
4512     fi
4513   fi
4514 fi
4515
4516 # Probe for guest agent support/options
4517
4518 if [ "$guest_agent" != "no" ]; then
4519   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4520       tools="qemu-ga $tools"
4521       guest_agent=yes
4522   elif [ "$guest_agent" != yes ]; then
4523       guest_agent=no
4524   else
4525       error_exit "Guest agent is not supported on this platform"
4526   fi
4527 fi
4528
4529 # Guest agent Window MSI  package
4530
4531 if test "$guest_agent" != yes; then
4532   if test "$guest_agent_msi" = yes; then
4533     error_exit "MSI guest agent package requires guest agent enabled"
4534   fi
4535   guest_agent_msi=no
4536 elif test "$mingw32" != "yes"; then
4537   if test "$guest_agent_msi" = "yes"; then
4538     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
4539   fi
4540   guest_agent_msi=no
4541 elif ! has wixl; then
4542   if test "$guest_agent_msi" = "yes"; then
4543     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
4544   fi
4545   guest_agent_msi=no
4546 else
4547   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
4548   # disabled explicitly
4549   if test "$guest_agent_msi" != "no"; then
4550     guest_agent_msi=yes
4551   fi
4552 fi
4553
4554 if test "$guest_agent_msi" = "yes"; then
4555   if test "$guest_agent_with_vss" = "yes"; then
4556     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
4557   fi
4558
4559   if test "$QEMU_GA_MANUFACTURER" = ""; then
4560     QEMU_GA_MANUFACTURER=QEMU
4561   fi
4562
4563   if test "$QEMU_GA_DISTRO" = ""; then
4564     QEMU_GA_DISTRO=Linux
4565   fi
4566
4567   if test "$QEMU_GA_VERSION" = ""; then
4568       QEMU_GA_VERSION=`cat $source_path/VERSION`
4569   fi
4570
4571   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=`$pkg_config --variable=prefix glib-2.0`/bin"
4572
4573   case "$cpu" in
4574   x86_64)
4575     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
4576     ;;
4577   i386)
4578     QEMU_GA_MSI_ARCH="-D Arch=32"
4579     ;;
4580   *)
4581     error_exit "CPU $cpu not supported for building installation package"
4582     ;;
4583   esac
4584 fi
4585
4586 # Mac OS X ships with a broken assembler
4587 roms=
4588 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4589         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4590         "$softmmu" = yes ; then
4591   roms="optionrom"
4592 fi
4593 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4594   roms="$roms spapr-rtas"
4595 fi
4596
4597 if test "$cpu" = "s390x" ; then
4598   roms="$roms s390-ccw"
4599 fi
4600
4601 # Probe for the need for relocating the user-only binary.
4602 if test "$pie" = "no" ; then
4603   textseg_addr=
4604   case "$cpu" in
4605     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4606       # ??? Rationale for choosing this address
4607       textseg_addr=0x60000000
4608       ;;
4609     mips)
4610       # A 256M aligned address, high in the address space, with enough
4611       # room for the code_gen_buffer above it before the stack.
4612       textseg_addr=0x60000000
4613       ;;
4614   esac
4615   if [ -n "$textseg_addr" ]; then
4616     cat > $TMPC <<EOF
4617     int main(void) { return 0; }
4618 EOF
4619     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4620     if ! compile_prog "" "$textseg_ldflags"; then
4621       # In case ld does not support -Ttext-segment, edit the default linker
4622       # script via sed to set the .text start addr.  This is needed on FreeBSD
4623       # at least.
4624       $ld --verbose | sed \
4625         -e '1,/==================================================/d' \
4626         -e '/==================================================/,$d' \
4627         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4628         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4629       textseg_ldflags="-Wl,-T../config-host.ld"
4630     fi
4631   fi
4632 fi
4633
4634 # prepend pixman and ftd flags after all config tests are done
4635 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4636 libs_softmmu="$pixman_libs $libs_softmmu"
4637
4638 echo "Install prefix    $prefix"
4639 echo "BIOS directory    `eval echo $qemu_datadir`"
4640 echo "binary directory  `eval echo $bindir`"
4641 echo "library directory `eval echo $libdir`"
4642 echo "module directory  `eval echo $qemu_moddir`"
4643 echo "libexec directory `eval echo $libexecdir`"
4644 echo "include directory `eval echo $includedir`"
4645 echo "config directory  `eval echo $sysconfdir`"
4646 if test "$mingw32" = "no" ; then
4647 echo "local state directory   `eval echo $local_statedir`"
4648 echo "Manual directory  `eval echo $mandir`"
4649 echo "ELF interp prefix $interp_prefix"
4650 else
4651 echo "local state directory   queried at runtime"
4652 echo "Windows SDK       $win_sdk"
4653 fi
4654 echo "Source path       $source_path"
4655 echo "C compiler        $cc"
4656 echo "Host C compiler   $host_cc"
4657 echo "C++ compiler      $cxx"
4658 echo "Objective-C compiler $objcc"
4659 echo "ARFLAGS           $ARFLAGS"
4660 echo "CFLAGS            $CFLAGS"
4661 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4662 echo "LDFLAGS           $LDFLAGS"
4663 echo "make              $make"
4664 echo "install           $install"
4665 echo "python            $python"
4666 if test "$slirp" = "yes" ; then
4667     echo "smbd              $smbd"
4668 fi
4669 echo "module support    $modules"
4670 echo "host CPU          $cpu"
4671 echo "host big endian   $bigendian"
4672 echo "target list       $target_list"
4673 echo "tcg debug enabled $debug_tcg"
4674 echo "gprof enabled     $gprof"
4675 echo "sparse enabled    $sparse"
4676 echo "strip binaries    $strip_opt"
4677 echo "profiler          $profiler"
4678 echo "static build      $static"
4679 if test "$darwin" = "yes" ; then
4680     echo "Cocoa support     $cocoa"
4681 fi
4682 echo "pixman            $pixman"
4683 echo "SDL support       $sdl"
4684 echo "GTK support       $gtk"
4685 echo "GTK GL support    $gtk_gl"
4686 echo "GNUTLS support    $gnutls"
4687 echo "GNUTLS hash       $gnutls_hash"
4688 echo "libgcrypt         $gcrypt"
4689 if test "$nettle" = "yes"; then
4690     echo "nettle            $nettle ($nettle_version)"
4691 else
4692     echo "nettle            $nettle"
4693 fi
4694 echo "libtasn1          $tasn1"
4695 echo "VTE support       $vte"
4696 echo "curses support    $curses"
4697 echo "virgl support     $virglrenderer"
4698 echo "curl support      $curl"
4699 echo "mingw32 support   $mingw32"
4700 echo "Audio drivers     $audio_drv_list"
4701 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4702 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4703 echo "VirtFS support    $virtfs"
4704 echo "VNC support       $vnc"
4705 if test "$vnc" = "yes" ; then
4706     echo "VNC SASL support  $vnc_sasl"
4707     echo "VNC JPEG support  $vnc_jpeg"
4708     echo "VNC PNG support   $vnc_png"
4709 fi
4710 if test -n "$sparc_cpu"; then
4711     echo "Target Sparc Arch $sparc_cpu"
4712 fi
4713 echo "xen support       $xen"
4714 if test "$xen" = "yes" ; then
4715   echo "xen ctrl version  $xen_ctrl_version"
4716   echo "pv dom build      $xen_pv_domain_build"
4717 fi
4718 echo "brlapi support    $brlapi"
4719 echo "bluez  support    $bluez"
4720 echo "Documentation     $docs"
4721 echo "PIE               $pie"
4722 echo "vde support       $vde"
4723 echo "netmap support    $netmap"
4724 echo "Linux AIO support $linux_aio"
4725 echo "ATTR/XATTR support $attr"
4726 echo "Install blobs     $blobs"
4727 echo "KVM support       $kvm"
4728 echo "RDMA support      $rdma"
4729 echo "TCG interpreter   $tcg_interpreter"
4730 echo "fdt support       $fdt"
4731 echo "preadv support    $preadv"
4732 echo "fdatasync         $fdatasync"
4733 echo "madvise           $madvise"
4734 echo "posix_madvise     $posix_madvise"
4735 echo "sigev_thread_id   $sigev_thread_id"
4736 echo "uuid support      $uuid"
4737 echo "libcap-ng support $cap_ng"
4738 echo "vhost-net support $vhost_net"
4739 echo "vhost-scsi support $vhost_scsi"
4740 echo "Trace backends    $trace_backends"
4741 if have_backend "simple"; then
4742 echo "Trace output file $trace_file-<pid>"
4743 fi
4744 if test "$spice" = "yes"; then
4745 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4746 else
4747 echo "spice support     $spice"
4748 fi
4749 echo "rbd support       $rbd"
4750 echo "xfsctl support    $xfs"
4751 echo "smartcard support $smartcard"
4752 echo "libusb            $libusb"
4753 echo "usb net redir     $usb_redir"
4754 echo "OpenGL support    $opengl"
4755 echo "libiscsi support  $libiscsi"
4756 echo "libnfs support    $libnfs"
4757 echo "build guest agent $guest_agent"
4758 echo "QGA VSS support   $guest_agent_with_vss"
4759 echo "QGA w32 disk info $guest_agent_ntddscsi"
4760 echo "QGA MSI support   $guest_agent_msi"
4761 echo "seccomp support   $seccomp"
4762 echo "coroutine backend $coroutine"
4763 echo "coroutine pool    $coroutine_pool"
4764 echo "GlusterFS support $glusterfs"
4765 echo "Archipelago support $archipelago"
4766 echo "gcov              $gcov_tool"
4767 echo "gcov enabled      $gcov"
4768 echo "TPM support       $tpm"
4769 echo "libssh2 support   $libssh2"
4770 echo "TPM passthrough   $tpm_passthrough"
4771 echo "QOM debugging     $qom_cast_debug"
4772 echo "vhdx              $vhdx"
4773 echo "lzo support       $lzo"
4774 echo "snappy support    $snappy"
4775 echo "bzip2 support     $bzip2"
4776 echo "NUMA host support $numa"
4777 echo "tcmalloc support  $tcmalloc"
4778 echo "jemalloc support  $jemalloc"
4779
4780 if test "$sdl_too_old" = "yes"; then
4781 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4782 fi
4783
4784 config_host_mak="config-host.mak"
4785
4786 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4787
4788 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4789 echo >> $config_host_mak
4790
4791 echo all: >> $config_host_mak
4792 echo "prefix=$prefix" >> $config_host_mak
4793 echo "bindir=$bindir" >> $config_host_mak
4794 echo "libdir=$libdir" >> $config_host_mak
4795 echo "libexecdir=$libexecdir" >> $config_host_mak
4796 echo "includedir=$includedir" >> $config_host_mak
4797 echo "mandir=$mandir" >> $config_host_mak
4798 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4799 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4800 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4801 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4802 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4803 if test "$mingw32" = "no" ; then
4804   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4805 fi
4806 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4807 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4808 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4809 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4810 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4811
4812 echo "ARCH=$ARCH" >> $config_host_mak
4813
4814 if test "$debug_tcg" = "yes" ; then
4815   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4816 fi
4817 if test "$strip_opt" = "yes" ; then
4818   echo "STRIP=${strip}" >> $config_host_mak
4819 fi
4820 if test "$bigendian" = "yes" ; then
4821   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4822 fi
4823 if test "$mingw32" = "yes" ; then
4824   echo "CONFIG_WIN32=y" >> $config_host_mak
4825   rc_version=`cat $source_path/VERSION`
4826   version_major=${rc_version%%.*}
4827   rc_version=${rc_version#*.}
4828   version_minor=${rc_version%%.*}
4829   rc_version=${rc_version#*.}
4830   version_subminor=${rc_version%%.*}
4831   version_micro=0
4832   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4833   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4834   if test "$guest_agent_with_vss" = "yes" ; then
4835     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4836     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
4837     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4838   fi
4839   if test "$guest_agent_ntddscsi" = "yes" ; then
4840     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
4841   fi
4842   if test "$guest_agent_msi" = "yes"; then
4843     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak  
4844     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
4845     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
4846     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
4847     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
4848     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
4849     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
4850   fi
4851 else
4852   echo "CONFIG_POSIX=y" >> $config_host_mak
4853 fi
4854
4855 if test "$linux" = "yes" ; then
4856   echo "CONFIG_LINUX=y" >> $config_host_mak
4857 fi
4858
4859 if test "$darwin" = "yes" ; then
4860   echo "CONFIG_DARWIN=y" >> $config_host_mak
4861 fi
4862
4863 if test "$aix" = "yes" ; then
4864   echo "CONFIG_AIX=y" >> $config_host_mak
4865 fi
4866
4867 if test "$solaris" = "yes" ; then
4868   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4869   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4870   if test "$needs_libsunmath" = "yes" ; then
4871     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4872   fi
4873 fi
4874 if test "$haiku" = "yes" ; then
4875   echo "CONFIG_HAIKU=y" >> $config_host_mak
4876 fi
4877 if test "$static" = "yes" ; then
4878   echo "CONFIG_STATIC=y" >> $config_host_mak
4879 fi
4880 if test "$profiler" = "yes" ; then
4881   echo "CONFIG_PROFILER=y" >> $config_host_mak
4882 fi
4883 if test "$slirp" = "yes" ; then
4884   echo "CONFIG_SLIRP=y" >> $config_host_mak
4885   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4886 fi
4887 if test "$vde" = "yes" ; then
4888   echo "CONFIG_VDE=y" >> $config_host_mak
4889 fi
4890 if test "$netmap" = "yes" ; then
4891   echo "CONFIG_NETMAP=y" >> $config_host_mak
4892 fi
4893 if test "$l2tpv3" = "yes" ; then
4894   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4895 fi
4896 if test "$cap_ng" = "yes" ; then
4897   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4898 fi
4899 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4900 for drv in $audio_drv_list; do
4901     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4902     echo "$def=y" >> $config_host_mak
4903 done
4904 if test "$audio_pt_int" = "yes" ; then
4905   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4906 fi
4907 if test "$audio_win_int" = "yes" ; then
4908   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4909 fi
4910 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4911 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4912 if test "$vnc" = "yes" ; then
4913   echo "CONFIG_VNC=y" >> $config_host_mak
4914 fi
4915 if test "$vnc_sasl" = "yes" ; then
4916   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4917 fi
4918 if test "$vnc_jpeg" = "yes" ; then
4919   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4920 fi
4921 if test "$vnc_png" = "yes" ; then
4922   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4923 fi
4924 if test "$fnmatch" = "yes" ; then
4925   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4926 fi
4927 if test "$uuid" = "yes" ; then
4928   echo "CONFIG_UUID=y" >> $config_host_mak
4929 fi
4930 if test "$xfs" = "yes" ; then
4931   echo "CONFIG_XFS=y" >> $config_host_mak
4932 fi
4933 qemu_version=`head $source_path/VERSION`
4934 echo "VERSION=$qemu_version" >>$config_host_mak
4935 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4936 echo "SRC_PATH=$source_path" >> $config_host_mak
4937 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4938 if [ "$docs" = "yes" ] ; then
4939   echo "BUILD_DOCS=yes" >> $config_host_mak
4940 fi
4941 if test "$modules" = "yes"; then
4942   # $shacmd can generate a hash started with digit, which the compiler doesn't
4943   # like as an symbol. So prefix it with an underscore
4944   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4945   echo "CONFIG_MODULES=y" >> $config_host_mak
4946 fi
4947 if test "$sdl" = "yes" ; then
4948   echo "CONFIG_SDL=y" >> $config_host_mak
4949   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4950   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4951 fi
4952 if test "$cocoa" = "yes" ; then
4953   echo "CONFIG_COCOA=y" >> $config_host_mak
4954 fi
4955 if test "$curses" = "yes" ; then
4956   echo "CONFIG_CURSES=y" >> $config_host_mak
4957 fi
4958 if test "$utimens" = "yes" ; then
4959   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4960 fi
4961 if test "$pipe2" = "yes" ; then
4962   echo "CONFIG_PIPE2=y" >> $config_host_mak
4963 fi
4964 if test "$accept4" = "yes" ; then
4965   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4966 fi
4967 if test "$splice" = "yes" ; then
4968   echo "CONFIG_SPLICE=y" >> $config_host_mak
4969 fi
4970 if test "$eventfd" = "yes" ; then
4971   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4972 fi
4973 if test "$memfd" = "yes" ; then
4974   echo "CONFIG_MEMFD=y" >> $config_host_mak
4975 fi
4976 if test "$fallocate" = "yes" ; then
4977   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4978 fi
4979 if test "$fallocate_punch_hole" = "yes" ; then
4980   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4981 fi
4982 if test "$fallocate_zero_range" = "yes" ; then
4983   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
4984 fi
4985 if test "$posix_fallocate" = "yes" ; then
4986   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4987 fi
4988 if test "$sync_file_range" = "yes" ; then
4989   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4990 fi
4991 if test "$fiemap" = "yes" ; then
4992   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4993 fi
4994 if test "$dup3" = "yes" ; then
4995   echo "CONFIG_DUP3=y" >> $config_host_mak
4996 fi
4997 if test "$ppoll" = "yes" ; then
4998   echo "CONFIG_PPOLL=y" >> $config_host_mak
4999 fi
5000 if test "$prctl_pr_set_timerslack" = "yes" ; then
5001   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5002 fi
5003 if test "$epoll" = "yes" ; then
5004   echo "CONFIG_EPOLL=y" >> $config_host_mak
5005 fi
5006 if test "$epoll_create1" = "yes" ; then
5007   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5008 fi
5009 if test "$epoll_pwait" = "yes" ; then
5010   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
5011 fi
5012 if test "$sendfile" = "yes" ; then
5013   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5014 fi
5015 if test "$timerfd" = "yes" ; then
5016   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5017 fi
5018 if test "$setns" = "yes" ; then
5019   echo "CONFIG_SETNS=y" >> $config_host_mak
5020 fi
5021 if test "$inotify" = "yes" ; then
5022   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5023 fi
5024 if test "$inotify1" = "yes" ; then
5025   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5026 fi
5027 if test "$byteswap_h" = "yes" ; then
5028   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5029 fi
5030 if test "$bswap_h" = "yes" ; then
5031   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5032 fi
5033 if test "$curl" = "yes" ; then
5034   echo "CONFIG_CURL=m" >> $config_host_mak
5035   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5036   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5037 fi
5038 if test "$brlapi" = "yes" ; then
5039   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5040 fi
5041 if test "$bluez" = "yes" ; then
5042   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5043   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5044 fi
5045 if test "$glib_subprocess" = "yes" ; then
5046   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5047 fi
5048 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
5049 if test "$gtk" = "yes" ; then
5050   echo "CONFIG_GTK=y" >> $config_host_mak
5051   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5052   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5053   if test "$gtk_gl" = "yes" ; then
5054     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5055   fi
5056 fi
5057 if test "$gnutls" = "yes" ; then
5058   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5059 fi
5060 if test "$gnutls_hash" = "yes" ; then
5061   echo "CONFIG_GNUTLS_HASH=y" >> $config_host_mak
5062 fi
5063 if test "$gcrypt" = "yes" ; then
5064   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5065 fi
5066 if test "$nettle" = "yes" ; then
5067   echo "CONFIG_NETTLE=y" >> $config_host_mak
5068   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5069 fi
5070 if test "$tasn1" = "yes" ; then
5071   echo "CONFIG_TASN1=y" >> $config_host_mak
5072 fi
5073 if test "$have_ifaddrs_h" = "yes" ; then
5074     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5075 fi
5076 if test "$vte" = "yes" ; then
5077   echo "CONFIG_VTE=y" >> $config_host_mak
5078   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5079 fi
5080 if test "$virglrenderer" = "yes" ; then
5081   echo "CONFIG_VIRGL=y" >> $config_host_mak
5082   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5083   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5084 fi
5085 if test "$xen" = "yes" ; then
5086   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5087   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5088   if test "$xen_pv_domain_build" = "yes" ; then
5089     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5090   fi
5091 fi
5092 if test "$linux_aio" = "yes" ; then
5093   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5094 fi
5095 if test "$attr" = "yes" ; then
5096   echo "CONFIG_ATTR=y" >> $config_host_mak
5097 fi
5098 if test "$libattr" = "yes" ; then
5099   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5100 fi
5101 if test "$virtfs" = "yes" ; then
5102   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5103 fi
5104 if test "$vhost_scsi" = "yes" ; then
5105   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5106 fi
5107 if test "$vhost_net" = "yes" ; then
5108   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5109 fi
5110 if test "$blobs" = "yes" ; then
5111   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5112 fi
5113 if test "$iovec" = "yes" ; then
5114   echo "CONFIG_IOVEC=y" >> $config_host_mak
5115 fi
5116 if test "$preadv" = "yes" ; then
5117   echo "CONFIG_PREADV=y" >> $config_host_mak
5118 fi
5119 if test "$fdt" = "yes" ; then
5120   echo "CONFIG_FDT=y" >> $config_host_mak
5121 fi
5122 if test "$signalfd" = "yes" ; then
5123   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5124 fi
5125 if test "$tcg_interpreter" = "yes" ; then
5126   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5127 fi
5128 if test "$fdatasync" = "yes" ; then
5129   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5130 fi
5131 if test "$madvise" = "yes" ; then
5132   echo "CONFIG_MADVISE=y" >> $config_host_mak
5133 fi
5134 if test "$posix_madvise" = "yes" ; then
5135   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5136 fi
5137 if test "$sigev_thread_id" = "yes" ; then
5138   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
5139 fi
5140
5141 if test "$spice" = "yes" ; then
5142   echo "CONFIG_SPICE=y" >> $config_host_mak
5143 fi
5144
5145 if test "$smartcard" = "yes" ; then
5146   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5147 fi
5148
5149 if test "$libusb" = "yes" ; then
5150   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5151 fi
5152
5153 if test "$usb_redir" = "yes" ; then
5154   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5155 fi
5156
5157 if test "$opengl" = "yes" ; then
5158   echo "CONFIG_OPENGL=y" >> $config_host_mak
5159   echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
5160   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5161 fi
5162
5163 if test "$lzo" = "yes" ; then
5164   echo "CONFIG_LZO=y" >> $config_host_mak
5165 fi
5166
5167 if test "$snappy" = "yes" ; then
5168   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5169 fi
5170
5171 if test "$bzip2" = "yes" ; then
5172   echo "CONFIG_BZIP2=y" >> $config_host_mak
5173   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5174 fi
5175
5176 if test "$libiscsi" = "yes" ; then
5177   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5178   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5179   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5180 fi
5181
5182 if test "$libnfs" = "yes" ; then
5183   echo "CONFIG_LIBNFS=y" >> $config_host_mak
5184 fi
5185
5186 if test "$seccomp" = "yes"; then
5187   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5188 fi
5189
5190 # XXX: suppress that
5191 if [ "$bsd" = "yes" ] ; then
5192   echo "CONFIG_BSD=y" >> $config_host_mak
5193 fi
5194
5195 if test "$zero_malloc" = "yes" ; then
5196   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
5197 fi
5198 if test "$localtime_r" = "yes" ; then
5199   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5200 fi
5201 if test "$qom_cast_debug" = "yes" ; then
5202   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5203 fi
5204 if test "$rbd" = "yes" ; then
5205   echo "CONFIG_RBD=m" >> $config_host_mak
5206   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5207   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5208 fi
5209
5210 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5211 if test "$coroutine_pool" = "yes" ; then
5212   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5213 else
5214   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5215 fi
5216
5217 if test "$open_by_handle_at" = "yes" ; then
5218   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5219 fi
5220
5221 if test "$linux_magic_h" = "yes" ; then
5222   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5223 fi
5224
5225 if test "$pragma_diagnostic_available" = "yes" ; then
5226   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5227 fi
5228
5229 if test "$valgrind_h" = "yes" ; then
5230   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5231 fi
5232
5233 if test "$has_environ" = "yes" ; then
5234   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5235 fi
5236
5237 if test "$cpuid_h" = "yes" ; then
5238   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5239 fi
5240
5241 if test "$int128" = "yes" ; then
5242   echo "CONFIG_INT128=y" >> $config_host_mak
5243 fi
5244
5245 if test "$getauxval" = "yes" ; then
5246   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5247 fi
5248
5249 if test "$glusterfs" = "yes" ; then
5250   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5251   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5252   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5253 fi
5254
5255 if test "$glusterfs_discard" = "yes" ; then
5256   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5257 fi
5258
5259 if test "$glusterfs_zerofill" = "yes" ; then
5260   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5261 fi
5262
5263 if test "$archipelago" = "yes" ; then
5264   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
5265   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
5266 fi
5267
5268 if test "$libssh2" = "yes" ; then
5269   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5270   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5271   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5272 fi
5273
5274 if test "$vhdx" = "yes" ; then
5275   echo "CONFIG_VHDX=y" >> $config_host_mak
5276 fi
5277
5278 # USB host support
5279 if test "$libusb" = "yes"; then
5280   echo "HOST_USB=libusb legacy" >> $config_host_mak
5281 else
5282   echo "HOST_USB=stub" >> $config_host_mak
5283 fi
5284
5285 # TPM passthrough support?
5286 if test "$tpm" = "yes"; then
5287   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5288   if test "$tpm_passthrough" = "yes"; then
5289     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5290   fi
5291 fi
5292
5293 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
5294 if have_backend "nop"; then
5295   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
5296 fi
5297 if have_backend "simple"; then
5298   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
5299   # Set the appropriate trace file.
5300   trace_file="\"$trace_file-\" FMT_pid"
5301 fi
5302 if have_backend "log"; then
5303   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
5304 fi
5305 if have_backend "ust"; then
5306   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
5307 fi
5308 if have_backend "dtrace"; then
5309   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
5310   if test "$trace_backend_stap" = "yes" ; then
5311     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
5312   fi
5313 fi
5314 if have_backend "ftrace"; then
5315   if test "$linux" = "yes" ; then
5316     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
5317   else
5318     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
5319   fi
5320 fi
5321 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
5322
5323 if test "$rdma" = "yes" ; then
5324   echo "CONFIG_RDMA=y" >> $config_host_mak
5325 fi
5326
5327 # Hold two types of flag:
5328 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
5329 #                                     a thread we have a handle to
5330 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
5331 #                                     platform
5332 if test "$pthread_setname_np" = "yes" ; then
5333   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
5334   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
5335 fi
5336
5337 if test "$tcg_interpreter" = "yes"; then
5338   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
5339 elif test "$ARCH" = "sparc64" ; then
5340   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
5341 elif test "$ARCH" = "s390x" ; then
5342   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
5343 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
5344   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
5345 elif test "$ARCH" = "ppc64" ; then
5346   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
5347 else
5348   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
5349 fi
5350 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
5351
5352 echo "TOOLS=$tools" >> $config_host_mak
5353 echo "ROMS=$roms" >> $config_host_mak
5354 echo "MAKE=$make" >> $config_host_mak
5355 echo "INSTALL=$install" >> $config_host_mak
5356 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
5357 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
5358 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
5359 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
5360 echo "PYTHON=$python" >> $config_host_mak
5361 echo "CC=$cc" >> $config_host_mak
5362 if $iasl -h > /dev/null 2>&1; then
5363   echo "IASL=$iasl" >> $config_host_mak
5364 fi
5365 echo "CC_I386=$cc_i386" >> $config_host_mak
5366 echo "HOST_CC=$host_cc" >> $config_host_mak
5367 echo "CXX=$cxx" >> $config_host_mak
5368 echo "OBJCC=$objcc" >> $config_host_mak
5369 echo "AR=$ar" >> $config_host_mak
5370 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
5371 echo "AS=$as" >> $config_host_mak
5372 echo "CPP=$cpp" >> $config_host_mak
5373 echo "OBJCOPY=$objcopy" >> $config_host_mak
5374 echo "LD=$ld" >> $config_host_mak
5375 echo "NM=$nm" >> $config_host_mak
5376 echo "WINDRES=$windres" >> $config_host_mak
5377 echo "CFLAGS=$CFLAGS" >> $config_host_mak
5378 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
5379 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
5380 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
5381 if test "$sparse" = "yes" ; then
5382   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
5383   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
5384   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
5385   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
5386   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
5387 fi
5388 if test "$cross_prefix" != ""; then
5389   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
5390 else
5391   echo "AUTOCONF_HOST := "                             >> $config_host_mak
5392 fi
5393 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
5394 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
5395 echo "LIBS+=$LIBS" >> $config_host_mak
5396 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
5397 echo "EXESUF=$EXESUF" >> $config_host_mak
5398 echo "DSOSUF=$DSOSUF" >> $config_host_mak
5399 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
5400 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
5401 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
5402 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
5403 echo "POD2MAN=$POD2MAN" >> $config_host_mak
5404 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
5405 if test "$gcov" = "yes" ; then
5406   echo "CONFIG_GCOV=y" >> $config_host_mak
5407   echo "GCOV=$gcov_tool" >> $config_host_mak
5408 fi
5409
5410 # use included Linux headers
5411 if test "$linux" = "yes" ; then
5412   mkdir -p linux-headers
5413   case "$cpu" in
5414   i386|x86_64|x32)
5415     linux_arch=x86
5416     ;;
5417   ppcemb|ppc|ppc64)
5418     linux_arch=powerpc
5419     ;;
5420   s390x)
5421     linux_arch=s390
5422     ;;
5423   aarch64)
5424     linux_arch=arm64
5425     ;;
5426   mips64)
5427     linux_arch=mips
5428     ;;
5429   *)
5430     # For most CPUs the kernel architecture name and QEMU CPU name match.
5431     linux_arch="$cpu"
5432     ;;
5433   esac
5434     # For non-KVM architectures we will not have asm headers
5435     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5436       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5437     fi
5438 fi
5439
5440 for target in $target_list; do
5441 target_dir="$target"
5442 config_target_mak=$target_dir/config-target.mak
5443 target_name=`echo $target | cut -d '-' -f 1`
5444 target_bigendian="no"
5445
5446 case "$target_name" in
5447   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5448   target_bigendian=yes
5449   ;;
5450 esac
5451 target_softmmu="no"
5452 target_user_only="no"
5453 target_linux_user="no"
5454 target_bsd_user="no"
5455 case "$target" in
5456   ${target_name}-softmmu)
5457     target_softmmu="yes"
5458     ;;
5459   ${target_name}-linux-user)
5460     if test "$linux" != "yes" ; then
5461       error_exit "Target '$target' is only available on a Linux host"
5462     fi
5463     target_user_only="yes"
5464     target_linux_user="yes"
5465     ;;
5466   ${target_name}-bsd-user)
5467     if test "$bsd" != "yes" ; then
5468       error_exit "Target '$target' is only available on a BSD host"
5469     fi
5470     target_user_only="yes"
5471     target_bsd_user="yes"
5472     ;;
5473   *)
5474     error_exit "Target '$target' not recognised"
5475     exit 1
5476     ;;
5477 esac
5478
5479 mkdir -p $target_dir
5480 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5481
5482 bflt="no"
5483 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5484 gdb_xml_files=""
5485
5486 TARGET_ARCH="$target_name"
5487 TARGET_BASE_ARCH=""
5488 TARGET_ABI_DIR=""
5489
5490 case "$target_name" in
5491   i386)
5492   ;;
5493   x86_64)
5494     TARGET_BASE_ARCH=i386
5495   ;;
5496   alpha)
5497   ;;
5498   arm|armeb)
5499     TARGET_ARCH=arm
5500     bflt="yes"
5501     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5502   ;;
5503   aarch64)
5504     TARGET_BASE_ARCH=arm
5505     bflt="yes"
5506     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5507   ;;
5508   cris)
5509   ;;
5510   lm32)
5511   ;;
5512   m68k)
5513     bflt="yes"
5514     gdb_xml_files="cf-core.xml cf-fp.xml"
5515   ;;
5516   microblaze|microblazeel)
5517     TARGET_ARCH=microblaze
5518     bflt="yes"
5519   ;;
5520   mips|mipsel)
5521     TARGET_ARCH=mips
5522     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5523   ;;
5524   mipsn32|mipsn32el)
5525     TARGET_ARCH=mips64
5526     TARGET_BASE_ARCH=mips
5527     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5528     echo "TARGET_ABI32=y" >> $config_target_mak
5529   ;;
5530   mips64|mips64el)
5531     TARGET_ARCH=mips64
5532     TARGET_BASE_ARCH=mips
5533     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5534   ;;
5535   moxie)
5536   ;;
5537   or32)
5538     TARGET_ARCH=openrisc
5539     TARGET_BASE_ARCH=openrisc
5540   ;;
5541   ppc)
5542     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5543   ;;
5544   ppcemb)
5545     TARGET_BASE_ARCH=ppc
5546     TARGET_ABI_DIR=ppc
5547     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5548   ;;
5549   ppc64)
5550     TARGET_BASE_ARCH=ppc
5551     TARGET_ABI_DIR=ppc
5552     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
5553   ;;
5554   ppc64le)
5555     TARGET_ARCH=ppc64
5556     TARGET_BASE_ARCH=ppc
5557     TARGET_ABI_DIR=ppc
5558     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
5559   ;;
5560   ppc64abi32)
5561     TARGET_ARCH=ppc64
5562     TARGET_BASE_ARCH=ppc
5563     TARGET_ABI_DIR=ppc
5564     echo "TARGET_ABI32=y" >> $config_target_mak
5565     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
5566   ;;
5567   sh4|sh4eb)
5568     TARGET_ARCH=sh4
5569     bflt="yes"
5570   ;;
5571   sparc)
5572   ;;
5573   sparc64)
5574     TARGET_BASE_ARCH=sparc
5575   ;;
5576   sparc32plus)
5577     TARGET_ARCH=sparc64
5578     TARGET_BASE_ARCH=sparc
5579     TARGET_ABI_DIR=sparc
5580     echo "TARGET_ABI32=y" >> $config_target_mak
5581   ;;
5582   s390x)
5583     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml"
5584   ;;
5585   tilegx)
5586   ;;
5587   tricore)
5588   ;;
5589   unicore32)
5590   ;;
5591   xtensa|xtensaeb)
5592     TARGET_ARCH=xtensa
5593   ;;
5594   *)
5595     error_exit "Unsupported target CPU"
5596   ;;
5597 esac
5598 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5599 if [ "$TARGET_BASE_ARCH" = "" ]; then
5600   TARGET_BASE_ARCH=$TARGET_ARCH
5601 fi
5602
5603 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5604
5605 upper() {
5606     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5607 }
5608
5609 target_arch_name="`upper $TARGET_ARCH`"
5610 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5611 echo "TARGET_NAME=$target_name" >> $config_target_mak
5612 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5613 if [ "$TARGET_ABI_DIR" = "" ]; then
5614   TARGET_ABI_DIR=$TARGET_ARCH
5615 fi
5616 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5617 if [ "$HOST_VARIANT_DIR" != "" ]; then
5618     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5619 fi
5620 case "$target_name" in
5621   i386|x86_64)
5622     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5623       echo "CONFIG_XEN=y" >> $config_target_mak
5624       if test "$xen_pci_passthrough" = yes; then
5625         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5626       fi
5627     fi
5628     ;;
5629   *)
5630 esac
5631 case "$target_name" in
5632   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5633     # Make sure the target and host cpus are compatible
5634     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5635       \( "$target_name" = "$cpu" -o \
5636       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5637       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5638       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5639       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5640       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5641       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5642       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) -o \
5643       \( "$target_name" = "x86_64" -a "$cpu" = "x32"   \) -o \
5644       \( "$target_name" = "i386"   -a "$cpu" = "x32" \) \) ; then
5645       echo "CONFIG_KVM=y" >> $config_target_mak
5646       if test "$vhost_net" = "yes" ; then
5647         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5648         echo "CONFIG_VHOST_NET_TEST_$target_name=y" >> $config_host_mak
5649       fi
5650     fi
5651 esac
5652 if test "$target_bigendian" = "yes" ; then
5653   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5654 fi
5655 if test "$target_softmmu" = "yes" ; then
5656   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5657 fi
5658 if test "$target_user_only" = "yes" ; then
5659   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5660   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5661 fi
5662 if test "$target_linux_user" = "yes" ; then
5663   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5664 fi
5665 list=""
5666 if test ! -z "$gdb_xml_files" ; then
5667   for x in $gdb_xml_files; do
5668     list="$list $source_path/gdb-xml/$x"
5669   done
5670   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5671 fi
5672
5673 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5674   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5675 fi
5676 if test "$target_bsd_user" = "yes" ; then
5677   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5678 fi
5679
5680 # generate QEMU_CFLAGS/LDFLAGS for targets
5681
5682 cflags=""
5683 ldflags=""
5684
5685 disas_config() {
5686   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
5687   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
5688 }
5689
5690 for i in $ARCH $TARGET_BASE_ARCH ; do
5691   case "$i" in
5692   alpha)
5693     disas_config "ALPHA"
5694   ;;
5695   aarch64)
5696     if test -n "${cxx}"; then
5697       disas_config "ARM_A64"
5698     fi
5699   ;;
5700   arm)
5701     disas_config "ARM"
5702     if test -n "${cxx}"; then
5703       disas_config "ARM_A64"
5704     fi
5705   ;;
5706   cris)
5707     disas_config "CRIS"
5708   ;;
5709   hppa)
5710     disas_config "HPPA"
5711   ;;
5712   i386|x86_64|x32)
5713     disas_config "I386"
5714   ;;
5715   ia64*)
5716     disas_config "IA64"
5717   ;;
5718   lm32)
5719     disas_config "LM32"
5720   ;;
5721   m68k)
5722     disas_config "M68K"
5723   ;;
5724   microblaze*)
5725     disas_config "MICROBLAZE"
5726   ;;
5727   mips*)
5728     disas_config "MIPS"
5729   ;;
5730   moxie*)
5731     disas_config "MOXIE"
5732   ;;
5733   or32)
5734     disas_config "OPENRISC"
5735   ;;
5736   ppc*)
5737     disas_config "PPC"
5738   ;;
5739   s390*)
5740     disas_config "S390"
5741   ;;
5742   sh4)
5743     disas_config "SH4"
5744   ;;
5745   sparc*)
5746     disas_config "SPARC"
5747   ;;
5748   xtensa*)
5749     disas_config "XTENSA"
5750   ;;
5751   esac
5752 done
5753 if test "$tcg_interpreter" = "yes" ; then
5754   disas_config "TCI"
5755 fi
5756
5757 case "$ARCH" in
5758 alpha)
5759   # Ensure there's only a single GP
5760   cflags="-msmall-data $cflags"
5761 ;;
5762 esac
5763
5764 if test "$gprof" = "yes" ; then
5765   echo "TARGET_GPROF=yes" >> $config_target_mak
5766   if test "$target_linux_user" = "yes" ; then
5767     cflags="-p $cflags"
5768     ldflags="-p $ldflags"
5769   fi
5770   if test "$target_softmmu" = "yes" ; then
5771     ldflags="-p $ldflags"
5772     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5773   fi
5774 fi
5775
5776 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5777   ldflags="$ldflags $textseg_ldflags"
5778 fi
5779
5780 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5781 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5782
5783 done # for target in $targets
5784
5785 if [ "$pixman" = "internal" ]; then
5786   echo "config-host.h: subdir-pixman" >> $config_host_mak
5787 fi
5788
5789 if [ "$dtc_internal" = "yes" ]; then
5790   echo "config-host.h: subdir-dtc" >> $config_host_mak
5791 fi
5792
5793 if test "$numa" = "yes"; then
5794   echo "CONFIG_NUMA=y" >> $config_host_mak
5795 fi
5796
5797 if test "$ccache_cpp2" = "yes"; then
5798   echo "export CCACHE_CPP2=y" >> $config_host_mak
5799 fi
5800
5801 # build tree in object directory in case the source is not in the current directory
5802 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5803 DIRS="$DIRS fsdev"
5804 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5805 DIRS="$DIRS roms/seabios roms/vgabios"
5806 DIRS="$DIRS qapi-generated"
5807 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5808 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5809 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5810 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5811 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5812 FILES="$FILES pc-bios/s390-ccw/Makefile"
5813 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5814 FILES="$FILES pc-bios/qemu-icon.bmp"
5815 for bios_file in \
5816     $source_path/pc-bios/*.bin \
5817     $source_path/pc-bios/*.aml \
5818     $source_path/pc-bios/*.rom \
5819     $source_path/pc-bios/*.dtb \
5820     $source_path/pc-bios/*.img \
5821     $source_path/pc-bios/openbios-* \
5822     $source_path/pc-bios/u-boot.* \
5823     $source_path/pc-bios/palcode-*
5824 do
5825     FILES="$FILES pc-bios/`basename $bios_file`"
5826 done
5827 for test_file in `find $source_path/tests/acpi-test-data -type f`
5828 do
5829     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5830 done
5831 mkdir -p $DIRS
5832 for f in $FILES ; do
5833     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5834         symlink "$source_path/$f" "$f"
5835     fi
5836 done
5837
5838 # temporary config to build submodules
5839 for rom in seabios vgabios ; do
5840     config_mak=roms/$rom/config.mak
5841     echo "# Automatically generated by configure - do not modify" > $config_mak
5842     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5843     echo "AS=$as" >> $config_mak
5844     echo "CC=$cc" >> $config_mak
5845     echo "BCC=bcc" >> $config_mak
5846     echo "CPP=$cpp" >> $config_mak
5847     echo "OBJCOPY=objcopy" >> $config_mak
5848     echo "IASL=$iasl" >> $config_mak
5849     echo "LD=$ld" >> $config_mak
5850 done
5851
5852 # set up qemu-iotests in this build directory
5853 iotests_common_env="tests/qemu-iotests/common.env"
5854 iotests_check="tests/qemu-iotests/check"
5855
5856 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5857 echo >> "$iotests_common_env"
5858 echo "export PYTHON='$python'" >> "$iotests_common_env"
5859
5860 if [ ! -e "$iotests_check" ]; then
5861     symlink "$source_path/$iotests_check" "$iotests_check"
5862 fi
5863
5864 # Save the configure command line for later reuse.
5865 cat <<EOD >config.status
5866 #!/bin/sh
5867 # Generated by configure.
5868 # Run this file to recreate the current configuration.
5869 # Compiler output produced by configure, useful for debugging
5870 # configure, is in config.log if it exists.
5871 EOD
5872 printf "exec" >>config.status
5873 printf " '%s'" "$0" "$@" >>config.status
5874 echo >>config.status
5875 chmod +x config.status
5876
5877 rm -r "$TMPDIR1"
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