Merge remote-tracking branch 'kraxel/audio.3' into staging
[sdk/emulator/qemu.git] / configure
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5 # set temporary file name
6 if test ! -z "$TMPDIR" ; then
7     TMPDIR1="${TMPDIR}"
8 elif test ! -z "$TEMPDIR" ; then
9     TMPDIR1="${TEMPDIR}"
10 else
11     TMPDIR1="/tmp"
12 fi
13
14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
17
18 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
19 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
20 trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
21 rm -f config.log
22
23 # Print a helpful header at the top of config.log
24 echo "# QEMU configure log $(date)" >> config.log
25 printf "# Configured with:" >> config.log
26 printf " '%s'" "$0" "$@" >> config.log
27 echo >> config.log
28 echo "#" >> config.log
29
30 # Save the configure command line for later reuse.
31 cat <<EOD >config.status
32 #!/bin/sh
33 # Generated by configure.
34 # Run this file to recreate the current configuration.
35 # Compiler output produced by configure, useful for debugging
36 # configure, is in config.log if it exists.
37 EOD
38 printf "exec" >>config.status
39 printf " '%s'" "$0" "$@" >>config.status
40 echo >>config.status
41 chmod +x config.status
42
43 error_exit() {
44     echo
45     echo "ERROR: $1"
46     while test -n "$2"; do
47         echo "       $2"
48         shift
49     done
50     echo
51     exit 1
52 }
53
54 do_cc() {
55     # Run the compiler, capturing its output to the log.
56     echo $cc "$@" >> config.log
57     $cc "$@" >> config.log 2>&1 || return $?
58     # Test passed. If this is an --enable-werror build, rerun
59     # the test with -Werror and bail out if it fails. This
60     # makes warning-generating-errors in configure test code
61     # obvious to developers.
62     if test "$werror" != "yes"; then
63         return 0
64     fi
65     # Don't bother rerunning the compile if we were already using -Werror
66     case "$*" in
67         *-Werror*)
68            return 0
69         ;;
70     esac
71     echo $cc -Werror "$@" >> config.log
72     $cc -Werror "$@" >> config.log 2>&1 && return $?
73     error_exit "configure test passed without -Werror but failed with -Werror." \
74         "This is probably a bug in the configure script. The failing command" \
75         "will be at the bottom of config.log." \
76         "You can run configure with --disable-werror to bypass this check."
77 }
78
79 compile_object() {
80   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
81 }
82
83 compile_prog() {
84   local_cflags="$1"
85   local_ldflags="$2"
86   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
87 }
88
89 # symbolically link $1 to $2.  Portable version of "ln -sf".
90 symlink() {
91   rm -rf "$2"
92   mkdir -p "$(dirname "$2")"
93   ln -s "$1" "$2"
94 }
95
96 # check whether a command is available to this shell (may be either an
97 # executable or a builtin)
98 has() {
99     type "$1" >/dev/null 2>&1
100 }
101
102 # search for an executable in PATH
103 path_of() {
104     local_command="$1"
105     local_ifs="$IFS"
106     local_dir=""
107
108     # pathname has a dir component?
109     if [ "${local_command#*/}" != "$local_command" ]; then
110         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
111             echo "$local_command"
112             return 0
113         fi
114     fi
115     if [ -z "$local_command" ]; then
116         return 1
117     fi
118
119     IFS=:
120     for local_dir in $PATH; do
121         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
122             echo "$local_dir/$local_command"
123             IFS="${local_ifs:-$(printf ' \t\n')}"
124             return 0
125         fi
126     done
127     # not found
128     IFS="${local_ifs:-$(printf ' \t\n')}"
129     return 1
130 }
131
132 # default parameters
133 source_path=`dirname "$0"`
134 cpu=""
135 iasl="iasl"
136 interp_prefix="/usr/gnemul/qemu-%M"
137 static="no"
138 cross_prefix=""
139 audio_drv_list=""
140 block_drv_rw_whitelist=""
141 block_drv_ro_whitelist=""
142 host_cc="cc"
143 libs_softmmu=""
144 libs_tools=""
145 audio_pt_int=""
146 audio_win_int=""
147 cc_i386=i386-pc-linux-gnu-gcc
148 libs_qga=""
149 debug_info="yes"
150
151 # Don't accept a target_list environment variable.
152 unset target_list
153
154 # Default value for a variable defining feature "foo".
155 #  * foo="no"  feature will only be used if --enable-foo arg is given
156 #  * foo=""    feature will be searched for, and if found, will be used
157 #              unless --disable-foo is given
158 #  * foo="yes" this value will only be set by --enable-foo flag.
159 #              feature will searched for,
160 #              if not found, configure exits with error
161 #
162 # Always add --enable-foo and --disable-foo command line args.
163 # Distributions want to ensure that several features are compiled in, and it
164 # is impossible without a --enable-foo that exits if a feature is not found.
165
166 bluez=""
167 brlapi=""
168 curl=""
169 curses=""
170 docs=""
171 fdt=""
172 pixman=""
173 sdl=""
174 virtfs=""
175 vnc="yes"
176 sparse="no"
177 uuid=""
178 vde=""
179 vnc_tls=""
180 vnc_sasl=""
181 vnc_jpeg=""
182 vnc_png=""
183 vnc_ws=""
184 xen=""
185 xen_ctrl_version=""
186 xen_pci_passthrough=""
187 linux_aio=""
188 cap_ng=""
189 attr=""
190 libattr=""
191 xfs=""
192
193 vhost_net="no"
194 vhost_scsi="no"
195 kvm="no"
196 rdma=""
197 gprof="no"
198 debug_tcg="no"
199 debug="no"
200 strip_opt="yes"
201 tcg_interpreter="no"
202 bigendian="no"
203 mingw32="no"
204 gcov="no"
205 gcov_tool="gcov"
206 EXESUF=""
207 prefix="/usr/local"
208 mandir="\${prefix}/share/man"
209 datadir="\${prefix}/share"
210 qemu_docdir="\${prefix}/share/doc/qemu"
211 bindir="\${prefix}/bin"
212 libdir="\${prefix}/lib"
213 libexecdir="\${prefix}/libexec"
214 includedir="\${prefix}/include"
215 sysconfdir="\${prefix}/etc"
216 local_statedir="\${prefix}/var"
217 confsuffix="/qemu"
218 slirp="yes"
219 fmod_lib=""
220 fmod_inc=""
221 oss_lib=""
222 bsd="no"
223 linux="no"
224 solaris="no"
225 profiler="no"
226 cocoa="no"
227 softmmu="yes"
228 linux_user="no"
229 bsd_user="no"
230 guest_base="yes"
231 uname_release=""
232 aix="no"
233 blobs="yes"
234 pkgversion=""
235 pie=""
236 zero_malloc=""
237 qom_cast_debug="yes"
238 trace_backend="nop"
239 trace_file="trace"
240 spice=""
241 rbd=""
242 smartcard_nss=""
243 libusb=""
244 usb_redir=""
245 glx=""
246 zlib="yes"
247 guest_agent=""
248 guest_agent_with_vss="no"
249 vss_win32_sdk=""
250 win_sdk="no"
251 want_tools="yes"
252 libiscsi=""
253 coroutine=""
254 coroutine_pool=""
255 seccomp=""
256 glusterfs=""
257 glusterfs_discard="no"
258 virtio_blk_data_plane=""
259 gtk=""
260 gtkabi="2.0"
261 tpm="no"
262 libssh2=""
263
264 # parse CC options first
265 for opt do
266   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
267   case "$opt" in
268   --cross-prefix=*) cross_prefix="$optarg"
269   ;;
270   --cc=*) CC="$optarg"
271   ;;
272   --cxx=*) CXX="$optarg"
273   ;;
274   --iasl=*) iasl="$optarg"
275   ;;
276   --source-path=*) source_path="$optarg"
277   ;;
278   --cpu=*) cpu="$optarg"
279   ;;
280   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
281                     EXTRA_CFLAGS="$optarg"
282   ;;
283   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
284                      EXTRA_LDFLAGS="$optarg"
285   ;;
286   --enable-debug-info) debug_info="yes"
287   ;;
288   --disable-debug-info) debug_info="no"
289   ;;
290   esac
291 done
292 # OS specific
293 # Using uname is really, really broken.  Once we have the right set of checks
294 # we can eliminate its usage altogether.
295
296 # Preferred compiler:
297 #  ${CC} (if set)
298 #  ${cross_prefix}gcc (if cross-prefix specified)
299 #  system compiler
300 if test -z "${CC}${cross_prefix}"; then
301   cc="$host_cc"
302 else
303   cc="${CC-${cross_prefix}gcc}"
304 fi
305
306 if test -z "${CXX}${cross_prefix}"; then
307   cxx="c++"
308 else
309   cxx="${CXX-${cross_prefix}g++}"
310 fi
311
312 ar="${AR-${cross_prefix}ar}"
313 as="${AS-${cross_prefix}as}"
314 cpp="${CPP-$cc -E}"
315 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
316 ld="${LD-${cross_prefix}ld}"
317 libtool="${LIBTOOL-${cross_prefix}libtool}"
318 strip="${STRIP-${cross_prefix}strip}"
319 windres="${WINDRES-${cross_prefix}windres}"
320 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
321 query_pkg_config() {
322     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
323 }
324 pkg_config=query_pkg_config
325 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
326
327 # default flags for all hosts
328 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
329 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
330 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
331 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
332 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
333 if test "$debug_info" = "yes"; then
334     CFLAGS="-g $CFLAGS"
335     LDFLAGS="-g $LDFLAGS"
336 fi
337
338 # make source path absolute
339 source_path=`cd "$source_path"; pwd`
340
341 check_define() {
342 cat > $TMPC <<EOF
343 #if !defined($1)
344 #error $1 not defined
345 #endif
346 int main(void) { return 0; }
347 EOF
348   compile_object
349 }
350
351 if check_define __linux__ ; then
352   targetos="Linux"
353 elif check_define _WIN32 ; then
354   targetos='MINGW32'
355 elif check_define __OpenBSD__ ; then
356   targetos='OpenBSD'
357 elif check_define __sun__ ; then
358   targetos='SunOS'
359 elif check_define __HAIKU__ ; then
360   targetos='Haiku'
361 else
362   targetos=`uname -s`
363 fi
364
365 # Some host OSes need non-standard checks for which CPU to use.
366 # Note that these checks are broken for cross-compilation: if you're
367 # cross-compiling to one of these OSes then you'll need to specify
368 # the correct CPU with the --cpu option.
369 case $targetos in
370 Darwin)
371   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
372   # run 64-bit userspace code.
373   # If the user didn't specify a CPU explicitly and the kernel says this is
374   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
375   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
376     cpu="x86_64"
377   fi
378   ;;
379 SunOS)
380   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
381   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
382     cpu="x86_64"
383   fi
384 esac
385
386 if test ! -z "$cpu" ; then
387   # command line argument
388   :
389 elif check_define __i386__ ; then
390   cpu="i386"
391 elif check_define __x86_64__ ; then
392   if check_define __ILP32__ ; then
393     cpu="x32"
394   else
395     cpu="x86_64"
396   fi
397 elif check_define __sparc__ ; then
398   if check_define __arch64__ ; then
399     cpu="sparc64"
400   else
401     cpu="sparc"
402   fi
403 elif check_define _ARCH_PPC ; then
404   if check_define _ARCH_PPC64 ; then
405     cpu="ppc64"
406   else
407     cpu="ppc"
408   fi
409 elif check_define __mips__ ; then
410   cpu="mips"
411 elif check_define __ia64__ ; then
412   cpu="ia64"
413 elif check_define __s390__ ; then
414   if check_define __s390x__ ; then
415     cpu="s390x"
416   else
417     cpu="s390"
418   fi
419 elif check_define __arm__ ; then
420   cpu="arm"
421 elif check_define __aarch64__ ; then
422   cpu="aarch64"
423 elif check_define __hppa__ ; then
424   cpu="hppa"
425 else
426   cpu=`uname -m`
427 fi
428
429 ARCH=
430 # Normalise host CPU name and set ARCH.
431 # Note that this case should only have supported host CPUs, not guests.
432 case "$cpu" in
433   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
434     cpu="$cpu"
435   ;;
436   i386|i486|i586|i686|i86pc|BePC)
437     cpu="i386"
438   ;;
439   x86_64|amd64)
440     cpu="x86_64"
441   ;;
442   armv*b|armv*l|arm)
443     cpu="arm"
444   ;;
445   aarch64)
446     cpu="aarch64"
447   ;;
448   mips*)
449     cpu="mips"
450   ;;
451   sparc|sun4[cdmuv])
452     cpu="sparc"
453   ;;
454   *)
455     # This will result in either an error or falling back to TCI later
456     ARCH=unknown
457   ;;
458 esac
459 if test -z "$ARCH"; then
460   ARCH="$cpu"
461 fi
462
463 # OS specific
464
465 case $targetos in
466 CYGWIN*)
467   mingw32="yes"
468   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
469   audio_possible_drivers="winwave sdl"
470   audio_drv_list="winwave"
471 ;;
472 MINGW32*)
473   mingw32="yes"
474   audio_possible_drivers="winwave dsound sdl fmod"
475   audio_drv_list="winwave"
476 ;;
477 GNU/kFreeBSD)
478   bsd="yes"
479   audio_drv_list="oss"
480   audio_possible_drivers="oss sdl esd pa"
481 ;;
482 FreeBSD)
483   bsd="yes"
484   make="${MAKE-gmake}"
485   audio_drv_list="oss"
486   audio_possible_drivers="oss sdl esd pa"
487   # needed for kinfo_getvmmap(3) in libutil.h
488   LIBS="-lutil $LIBS"
489 ;;
490 DragonFly)
491   bsd="yes"
492   make="${MAKE-gmake}"
493   audio_drv_list="oss"
494   audio_possible_drivers="oss sdl esd pa"
495 ;;
496 NetBSD)
497   bsd="yes"
498   make="${MAKE-gmake}"
499   audio_drv_list="oss"
500   audio_possible_drivers="oss sdl esd"
501   oss_lib="-lossaudio"
502 ;;
503 OpenBSD)
504   bsd="yes"
505   make="${MAKE-gmake}"
506   audio_drv_list="sdl"
507   audio_possible_drivers="sdl esd"
508 ;;
509 Darwin)
510   bsd="yes"
511   darwin="yes"
512   if [ "$cpu" = "x86_64" ] ; then
513     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
514     LDFLAGS="-arch x86_64 $LDFLAGS"
515   else
516     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
517   fi
518   cocoa="yes"
519   audio_drv_list="coreaudio"
520   audio_possible_drivers="coreaudio sdl fmod"
521   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
522   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
523   # Disable attempts to use ObjectiveC features in os/object.h since they
524   # won't work when we're compiling with gcc as a C compiler.
525   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
526 ;;
527 SunOS)
528   solaris="yes"
529   make="${MAKE-gmake}"
530   install="${INSTALL-ginstall}"
531   ld="gld"
532   smbd="${SMBD-/usr/sfw/sbin/smbd}"
533   needs_libsunmath="no"
534   solarisrev=`uname -r | cut -f2 -d.`
535   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
536     if test "$solarisrev" -le 9 ; then
537       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
538         needs_libsunmath="yes"
539         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
540         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
541         LIBS="-lsunmath $LIBS"
542       else
543         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
544             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
545             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
546             "Studio 11 can be downloaded from www.sun.com."
547       fi
548     fi
549   fi
550   if test -f /usr/include/sys/soundcard.h ; then
551     audio_drv_list="oss"
552   fi
553   audio_possible_drivers="oss sdl"
554 # needed for CMSG_ macros in sys/socket.h
555   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
556 # needed for TIOCWIN* defines in termios.h
557   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
558   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
559   solarisnetlibs="-lsocket -lnsl -lresolv"
560   LIBS="$solarisnetlibs $LIBS"
561   libs_qga="$solarisnetlibs $libs_qga"
562 ;;
563 AIX)
564   aix="yes"
565   make="${MAKE-gmake}"
566 ;;
567 Haiku)
568   haiku="yes"
569   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
570   LIBS="-lposix_error_mapper -lnetwork $LIBS"
571 ;;
572 *)
573   audio_drv_list="oss"
574   audio_possible_drivers="oss alsa sdl esd pa"
575   linux="yes"
576   linux_user="yes"
577   kvm="yes"
578   vhost_net="yes"
579   vhost_scsi="yes"
580   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
581     audio_possible_drivers="$audio_possible_drivers fmod"
582   fi
583   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
584 ;;
585 esac
586
587 if [ "$bsd" = "yes" ] ; then
588   if [ "$darwin" != "yes" ] ; then
589     bsd_user="yes"
590   fi
591 fi
592
593 : ${make=${MAKE-make}}
594 : ${install=${INSTALL-install}}
595 : ${python=${PYTHON-python -B}}
596 : ${smbd=${SMBD-/usr/sbin/smbd}}
597
598 # Default objcc to clang if available, otherwise use CC
599 if has clang; then
600   objcc=clang
601 else
602   objcc="$cc"
603 fi
604
605 if test "$mingw32" = "yes" ; then
606   EXESUF=".exe"
607   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
608   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
609   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
610   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
611 cat > $TMPC << EOF
612 int main(void) { return 0; }
613 EOF
614   if compile_prog "" "-liberty" ; then
615     LIBS="-liberty $LIBS"
616   fi
617   prefix="c:/Program Files/QEMU"
618   mandir="\${prefix}"
619   datadir="\${prefix}"
620   qemu_docdir="\${prefix}"
621   bindir="\${prefix}"
622   sysconfdir="\${prefix}"
623   local_statedir=
624   confsuffix=""
625   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
626 fi
627
628 werror=""
629
630 for opt do
631   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
632   case "$opt" in
633   --help|-h) show_help=yes
634   ;;
635   --version|-V) exec cat $source_path/VERSION
636   ;;
637   --prefix=*) prefix="$optarg"
638   ;;
639   --interp-prefix=*) interp_prefix="$optarg"
640   ;;
641   --source-path=*)
642   ;;
643   --cross-prefix=*)
644   ;;
645   --cc=*)
646   ;;
647   --host-cc=*) host_cc="$optarg"
648   ;;
649   --cxx=*)
650   ;;
651   --objcc=*) objcc="$optarg"
652   ;;
653   --make=*) make="$optarg"
654   ;;
655   --install=*) install="$optarg"
656   ;;
657   --python=*) python="$optarg"
658   ;;
659   --gcov=*) gcov_tool="$optarg"
660   ;;
661   --smbd=*) smbd="$optarg"
662   ;;
663   --extra-cflags=*)
664   ;;
665   --extra-ldflags=*)
666   ;;
667   --enable-debug-info)
668   ;;
669   --disable-debug-info)
670   ;;
671   --cpu=*)
672   ;;
673   --target-list=*) target_list="$optarg"
674   ;;
675   --enable-trace-backend=*) trace_backend="$optarg"
676   ;;
677   --with-trace-file=*) trace_file="$optarg"
678   ;;
679   --enable-gprof) gprof="yes"
680   ;;
681   --enable-gcov) gcov="yes"
682   ;;
683   --static)
684     static="yes"
685     LDFLAGS="-static $LDFLAGS"
686     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
687   ;;
688   --mandir=*) mandir="$optarg"
689   ;;
690   --bindir=*) bindir="$optarg"
691   ;;
692   --libdir=*) libdir="$optarg"
693   ;;
694   --libexecdir=*) libexecdir="$optarg"
695   ;;
696   --includedir=*) includedir="$optarg"
697   ;;
698   --datadir=*) datadir="$optarg"
699   ;;
700   --with-confsuffix=*) confsuffix="$optarg"
701   ;;
702   --docdir=*) qemu_docdir="$optarg"
703   ;;
704   --sysconfdir=*) sysconfdir="$optarg"
705   ;;
706   --localstatedir=*) local_statedir="$optarg"
707   ;;
708   --sbindir=*|--sharedstatedir=*|\
709   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
710   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
711     # These switches are silently ignored, for compatibility with
712     # autoconf-generated configure scripts. This allows QEMU's
713     # configure to be used by RPM and similar macros that set
714     # lots of directory switches by default.
715   ;;
716   --with-system-pixman) pixman="system"
717   ;;
718   --without-system-pixman) pixman="internal"
719   ;;
720   --without-pixman) pixman="none"
721   ;;
722   --disable-sdl) sdl="no"
723   ;;
724   --enable-sdl) sdl="yes"
725   ;;
726   --disable-qom-cast-debug) qom_cast_debug="no"
727   ;;
728   --enable-qom-cast-debug) qom_cast_debug="yes"
729   ;;
730   --disable-virtfs) virtfs="no"
731   ;;
732   --enable-virtfs) virtfs="yes"
733   ;;
734   --disable-vnc) vnc="no"
735   ;;
736   --enable-vnc) vnc="yes"
737   ;;
738   --fmod-lib=*) fmod_lib="$optarg"
739   ;;
740   --fmod-inc=*) fmod_inc="$optarg"
741   ;;
742   --oss-lib=*) oss_lib="$optarg"
743   ;;
744   --audio-drv-list=*) audio_drv_list="$optarg"
745   ;;
746   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
747   ;;
748   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
749   ;;
750   --enable-debug-tcg) debug_tcg="yes"
751   ;;
752   --disable-debug-tcg) debug_tcg="no"
753   ;;
754   --enable-debug)
755       # Enable debugging options that aren't excessively noisy
756       debug_tcg="yes"
757       debug="yes"
758       strip_opt="no"
759   ;;
760   --enable-sparse) sparse="yes"
761   ;;
762   --disable-sparse) sparse="no"
763   ;;
764   --disable-strip) strip_opt="no"
765   ;;
766   --disable-vnc-tls) vnc_tls="no"
767   ;;
768   --enable-vnc-tls) vnc_tls="yes"
769   ;;
770   --disable-vnc-sasl) vnc_sasl="no"
771   ;;
772   --enable-vnc-sasl) vnc_sasl="yes"
773   ;;
774   --disable-vnc-jpeg) vnc_jpeg="no"
775   ;;
776   --enable-vnc-jpeg) vnc_jpeg="yes"
777   ;;
778   --disable-vnc-png) vnc_png="no"
779   ;;
780   --enable-vnc-png) vnc_png="yes"
781   ;;
782   --disable-vnc-ws) vnc_ws="no"
783   ;;
784   --enable-vnc-ws) vnc_ws="yes"
785   ;;
786   --disable-slirp) slirp="no"
787   ;;
788   --disable-uuid) uuid="no"
789   ;;
790   --enable-uuid) uuid="yes"
791   ;;
792   --disable-vde) vde="no"
793   ;;
794   --enable-vde) vde="yes"
795   ;;
796   --disable-xen) xen="no"
797   ;;
798   --enable-xen) xen="yes"
799   ;;
800   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
801   ;;
802   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
803   ;;
804   --disable-brlapi) brlapi="no"
805   ;;
806   --enable-brlapi) brlapi="yes"
807   ;;
808   --disable-bluez) bluez="no"
809   ;;
810   --enable-bluez) bluez="yes"
811   ;;
812   --disable-kvm) kvm="no"
813   ;;
814   --enable-kvm) kvm="yes"
815   ;;
816   --disable-tcg-interpreter) tcg_interpreter="no"
817   ;;
818   --enable-tcg-interpreter) tcg_interpreter="yes"
819   ;;
820   --disable-cap-ng)  cap_ng="no"
821   ;;
822   --enable-cap-ng) cap_ng="yes"
823   ;;
824   --disable-spice) spice="no"
825   ;;
826   --enable-spice) spice="yes"
827   ;;
828   --disable-libiscsi) libiscsi="no"
829   ;;
830   --enable-libiscsi) libiscsi="yes"
831   ;;
832   --enable-profiler) profiler="yes"
833   ;;
834   --disable-cocoa) cocoa="no"
835   ;;
836   --enable-cocoa)
837       cocoa="yes" ;
838       sdl="no" ;
839       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
840   ;;
841   --disable-system) softmmu="no"
842   ;;
843   --enable-system) softmmu="yes"
844   ;;
845   --disable-user)
846       linux_user="no" ;
847       bsd_user="no" ;
848   ;;
849   --enable-user) ;;
850   --disable-linux-user) linux_user="no"
851   ;;
852   --enable-linux-user) linux_user="yes"
853   ;;
854   --disable-bsd-user) bsd_user="no"
855   ;;
856   --enable-bsd-user) bsd_user="yes"
857   ;;
858   --enable-guest-base) guest_base="yes"
859   ;;
860   --disable-guest-base) guest_base="no"
861   ;;
862   --enable-pie) pie="yes"
863   ;;
864   --disable-pie) pie="no"
865   ;;
866   --enable-uname-release=*) uname_release="$optarg"
867   ;;
868   --enable-werror) werror="yes"
869   ;;
870   --disable-werror) werror="no"
871   ;;
872   --disable-curses) curses="no"
873   ;;
874   --enable-curses) curses="yes"
875   ;;
876   --disable-curl) curl="no"
877   ;;
878   --enable-curl) curl="yes"
879   ;;
880   --disable-fdt) fdt="no"
881   ;;
882   --enable-fdt) fdt="yes"
883   ;;
884   --disable-linux-aio) linux_aio="no"
885   ;;
886   --enable-linux-aio) linux_aio="yes"
887   ;;
888   --disable-attr) attr="no"
889   ;;
890   --enable-attr) attr="yes"
891   ;;
892   --disable-blobs) blobs="no"
893   ;;
894   --with-pkgversion=*) pkgversion=" ($optarg)"
895   ;;
896   --with-coroutine=*) coroutine="$optarg"
897   ;;
898   --disable-coroutine-pool) coroutine_pool="no"
899   ;;
900   --enable-coroutine-pool) coroutine_pool="yes"
901   ;;
902   --disable-docs) docs="no"
903   ;;
904   --enable-docs) docs="yes"
905   ;;
906   --disable-vhost-net) vhost_net="no"
907   ;;
908   --enable-vhost-net) vhost_net="yes"
909   ;;
910   --disable-vhost-scsi) vhost_scsi="no"
911   ;;
912   --enable-vhost-scsi) vhost_scsi="yes"
913   ;;
914   --disable-glx) glx="no"
915   ;;
916   --enable-glx) glx="yes"
917   ;;
918   --disable-rbd) rbd="no"
919   ;;
920   --enable-rbd) rbd="yes"
921   ;;
922   --disable-xfsctl) xfs="no"
923   ;;
924   --enable-xfsctl) xfs="yes"
925   ;;
926   --disable-smartcard-nss) smartcard_nss="no"
927   ;;
928   --enable-smartcard-nss) smartcard_nss="yes"
929   ;;
930   --disable-libusb) libusb="no"
931   ;;
932   --enable-libusb) libusb="yes"
933   ;;
934   --disable-usb-redir) usb_redir="no"
935   ;;
936   --enable-usb-redir) usb_redir="yes"
937   ;;
938   --disable-zlib-test) zlib="no"
939   ;;
940   --enable-guest-agent) guest_agent="yes"
941   ;;
942   --disable-guest-agent) guest_agent="no"
943   ;;
944   --with-vss-sdk) vss_win32_sdk=""
945   ;;
946   --with-vss-sdk=*) vss_win32_sdk="$optarg"
947   ;;
948   --without-vss-sdk) vss_win32_sdk="no"
949   ;;
950   --with-win-sdk) win_sdk=""
951   ;;
952   --with-win-sdk=*) win_sdk="$optarg"
953   ;;
954   --without-win-sdk) win_sdk="no"
955   ;;
956   --enable-tools) want_tools="yes"
957   ;;
958   --disable-tools) want_tools="no"
959   ;;
960   --enable-seccomp) seccomp="yes"
961   ;;
962   --disable-seccomp) seccomp="no"
963   ;;
964   --disable-glusterfs) glusterfs="no"
965   ;;
966   --enable-glusterfs) glusterfs="yes"
967   ;;
968   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
969   ;;
970   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
971   ;;
972   --disable-gtk) gtk="no"
973   ;;
974   --enable-gtk) gtk="yes"
975   ;;
976   --enable-rdma) rdma="yes"
977   ;;
978   --disable-rdma) rdma="no"
979   ;;
980   --with-gtkabi=*) gtkabi="$optarg"
981   ;;
982   --enable-tpm) tpm="yes"
983   ;;
984   --disable-libssh2) libssh2="no"
985   ;;
986   --enable-libssh2) libssh2="yes"
987   ;;
988   *) echo "ERROR: unknown option $opt"; show_help="yes"
989   ;;
990   esac
991 done
992
993 case "$cpu" in
994     ppc)
995            CPU_CFLAGS="-m32"
996            LDFLAGS="-m32 $LDFLAGS"
997            ;;
998     ppc64)
999            CPU_CFLAGS="-m64"
1000            LDFLAGS="-m64 $LDFLAGS"
1001            ;;
1002     sparc)
1003            LDFLAGS="-m32 $LDFLAGS"
1004            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1005            ;;
1006     sparc64)
1007            LDFLAGS="-m64 $LDFLAGS"
1008            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1009            ;;
1010     s390)
1011            CPU_CFLAGS="-m31 -march=z990"
1012            LDFLAGS="-m31 $LDFLAGS"
1013            ;;
1014     s390x)
1015            CPU_CFLAGS="-m64 -march=z990"
1016            LDFLAGS="-m64 $LDFLAGS"
1017            ;;
1018     i386)
1019            CPU_CFLAGS="-m32"
1020            LDFLAGS="-m32 $LDFLAGS"
1021            cc_i386='$(CC) -m32'
1022            ;;
1023     x86_64)
1024            CPU_CFLAGS="-m64"
1025            LDFLAGS="-m64 $LDFLAGS"
1026            cc_i386='$(CC) -m32'
1027            ;;
1028     x32)
1029            CPU_CFLAGS="-mx32"
1030            LDFLAGS="-mx32 $LDFLAGS"
1031            cc_i386='$(CC) -m32'
1032            ;;
1033     # No special flags required for other host CPUs
1034 esac
1035
1036 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1037 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1038
1039 default_target_list=""
1040
1041 mak_wilds=""
1042
1043 if [ "$softmmu" = "yes" ]; then
1044     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1045 fi
1046 if [ "$linux_user" = "yes" ]; then
1047     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1048 fi
1049 if [ "$bsd_user" = "yes" ]; then
1050     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1051 fi
1052
1053 for config in $mak_wilds; do
1054     default_target_list="${default_target_list} $(basename "$config" .mak)"
1055 done
1056
1057 if test x"$show_help" = x"yes" ; then
1058 cat << EOF
1059
1060 Usage: configure [options]
1061 Options: [defaults in brackets after descriptions]
1062
1063 EOF
1064 echo "Standard options:"
1065 echo "  --help                   print this message"
1066 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1067 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1068 echo "                           use %M for cpu name [$interp_prefix]"
1069 echo "  --target-list=LIST       set target list (default: build everything)"
1070 echo "Available targets: $default_target_list" | \
1071     fold -s -w 53 | sed -e 's/^/                           /'
1072 echo ""
1073 echo "Advanced options (experts only):"
1074 echo "  --source-path=PATH       path of source code [$source_path]"
1075 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1076 echo "  --cc=CC                  use C compiler CC [$cc]"
1077 echo "  --iasl=IASL              use ACPI compiler IASL [$iasl]"
1078 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1079 echo "                           build time"
1080 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
1081 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1082 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1083 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1084 echo "  --make=MAKE              use specified make [$make]"
1085 echo "  --install=INSTALL        use specified install [$install]"
1086 echo "  --python=PYTHON          use specified python [$python]"
1087 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1088 echo "  --static                 enable static build [$static]"
1089 echo "  --mandir=PATH            install man pages in PATH"
1090 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1091 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1092 echo "  --bindir=PATH            install binaries in PATH"
1093 echo "  --libdir=PATH            install libraries in PATH"
1094 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1095 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1096 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1097 echo "  --enable-debug-tcg       enable TCG debugging"
1098 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1099 echo "  --enable-debug-info       enable debugging information (default)"
1100 echo "  --disable-debug-info      disable debugging information"
1101 echo "  --enable-debug           enable common debug build options"
1102 echo "  --enable-sparse          enable sparse checker"
1103 echo "  --disable-sparse         disable sparse checker (default)"
1104 echo "  --disable-strip          disable stripping binaries"
1105 echo "  --disable-werror         disable compilation abort on warning"
1106 echo "  --disable-sdl            disable SDL"
1107 echo "  --enable-sdl             enable SDL"
1108 echo "  --disable-gtk            disable gtk UI"
1109 echo "  --enable-gtk             enable gtk UI"
1110 echo "  --disable-virtfs         disable VirtFS"
1111 echo "  --enable-virtfs          enable VirtFS"
1112 echo "  --disable-vnc            disable VNC"
1113 echo "  --enable-vnc             enable VNC"
1114 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1115 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1116 echo "  --audio-drv-list=LIST    set audio drivers list:"
1117 echo "                           Available drivers: $audio_possible_drivers"
1118 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1119 echo "  --block-drv-rw-whitelist=L"
1120 echo "                           set block driver read-write whitelist"
1121 echo "                           (affects only QEMU, not qemu-img)"
1122 echo "  --block-drv-ro-whitelist=L"
1123 echo "                           set block driver read-only whitelist"
1124 echo "                           (affects only QEMU, not qemu-img)"
1125 echo "  --disable-xen            disable xen backend driver support"
1126 echo "  --enable-xen             enable xen backend driver support"
1127 echo "  --disable-xen-pci-passthrough"
1128 echo "  --enable-xen-pci-passthrough"
1129 echo "  --disable-brlapi         disable BrlAPI"
1130 echo "  --enable-brlapi          enable BrlAPI"
1131 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1132 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1133 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1134 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1135 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1136 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1137 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1138 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1139 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1140 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1141 echo "  --disable-curses         disable curses output"
1142 echo "  --enable-curses          enable curses output"
1143 echo "  --disable-curl           disable curl connectivity"
1144 echo "  --enable-curl            enable curl connectivity"
1145 echo "  --disable-fdt            disable fdt device tree"
1146 echo "  --enable-fdt             enable fdt device tree"
1147 echo "  --disable-bluez          disable bluez stack connectivity"
1148 echo "  --enable-bluez           enable bluez stack connectivity"
1149 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1150 echo "  --disable-kvm            disable KVM acceleration support"
1151 echo "  --enable-kvm             enable KVM acceleration support"
1152 echo "  --disable-rdma           disable RDMA-based migration support"
1153 echo "  --enable-rdma            enable RDMA-based migration support"
1154 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1155 echo "  --enable-system          enable all system emulation targets"
1156 echo "  --disable-system         disable all system emulation targets"
1157 echo "  --enable-user            enable supported user emulation targets"
1158 echo "  --disable-user           disable all user emulation targets"
1159 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1160 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1161 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1162 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1163 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1164 echo "                           emulation targets"
1165 echo "  --disable-guest-base     disable GUEST_BASE support"
1166 echo "  --enable-pie             build Position Independent Executables"
1167 echo "  --disable-pie            do not build Position Independent Executables"
1168 echo "  --fmod-lib               path to FMOD library"
1169 echo "  --fmod-inc               path to FMOD includes"
1170 echo "  --oss-lib                path to OSS library"
1171 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1172 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1173 echo "  --disable-uuid           disable uuid support"
1174 echo "  --enable-uuid            enable uuid support"
1175 echo "  --disable-vde            disable support for vde network"
1176 echo "  --enable-vde             enable support for vde network"
1177 echo "  --disable-linux-aio      disable Linux AIO support"
1178 echo "  --enable-linux-aio       enable Linux AIO support"
1179 echo "  --disable-cap-ng         disable libcap-ng support"
1180 echo "  --enable-cap-ng          enable libcap-ng support"
1181 echo "  --disable-attr           disables attr and xattr support"
1182 echo "  --enable-attr            enable attr and xattr support"
1183 echo "  --disable-blobs          disable installing provided firmware blobs"
1184 echo "  --enable-docs            enable documentation build"
1185 echo "  --disable-docs           disable documentation build"
1186 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1187 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1188 echo "  --enable-trace-backend=B Set trace backend"
1189 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1190 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1191 echo "                           Default:trace-<pid>"
1192 echo "  --disable-spice          disable spice"
1193 echo "  --enable-spice           enable spice"
1194 echo "  --enable-rbd             enable building the rados block device (rbd)"
1195 echo "  --disable-libiscsi       disable iscsi support"
1196 echo "  --enable-libiscsi        enable iscsi support"
1197 echo "  --disable-smartcard-nss  disable smartcard nss support"
1198 echo "  --enable-smartcard-nss   enable smartcard nss support"
1199 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1200 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1201 echo "  --disable-usb-redir      disable usb network redirection support"
1202 echo "  --enable-usb-redir       enable usb network redirection support"
1203 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1204 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1205 echo "  --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent"
1206 echo "  --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)"
1207 echo "  --disable-seccomp        disable seccomp support"
1208 echo "  --enable-seccomp         enables seccomp support"
1209 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1210 echo "                           gthread, ucontext, sigaltstack, windows"
1211 echo "  --disable-coroutine-pool disable coroutine freelist (worse performance)"
1212 echo "  --enable-coroutine-pool  enable coroutine freelist (better performance)"
1213 echo "  --enable-glusterfs       enable GlusterFS backend"
1214 echo "  --disable-glusterfs      disable GlusterFS backend"
1215 echo "  --enable-gcov            enable test coverage analysis with gcov"
1216 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1217 echo "  --enable-tpm             enable TPM support"
1218 echo "  --disable-libssh2        disable ssh block device support"
1219 echo "  --enable-libssh2         enable ssh block device support"
1220 echo ""
1221 echo "NOTE: The object files are built at the place where configure is launched"
1222 exit 1
1223 fi
1224
1225 # Now we have handled --enable-tcg-interpreter and know we're not just
1226 # printing the help message, bail out if the host CPU isn't supported.
1227 if test "$ARCH" = "unknown"; then
1228     if test "$tcg_interpreter" = "yes" ; then
1229         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1230         ARCH=tci
1231     else
1232         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1233     fi
1234 fi
1235
1236 # check that the C compiler works.
1237 cat > $TMPC <<EOF
1238 int main(void) { return 0; }
1239 EOF
1240
1241 if compile_object ; then
1242   : C compiler works ok
1243 else
1244     error_exit "\"$cc\" either does not exist or does not work"
1245 fi
1246
1247 # Consult white-list to determine whether to enable werror
1248 # by default.  Only enable by default for git builds
1249 z_version=`cut -f3 -d. $source_path/VERSION`
1250
1251 if test -z "$werror" ; then
1252     if test -d "$source_path/.git" -a \
1253         "$linux" = "yes" ; then
1254         werror="yes"
1255     else
1256         werror="no"
1257     fi
1258 fi
1259
1260 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1261 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1262 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1263 gcc_flags="-Wendif-labels $gcc_flags"
1264 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1265 gcc_flags="-Wno-string-plus-int $gcc_flags"
1266 # Note that we do not add -Werror to gcc_flags here, because that would
1267 # enable it for all configure tests. If a configure test failed due
1268 # to -Werror this would just silently disable some features,
1269 # so it's too error prone.
1270 cat > $TMPC << EOF
1271 int main(void) { return 0; }
1272 EOF
1273 for flag in $gcc_flags; do
1274     # Use the positive sense of the flag when testing for -Wno-wombat
1275     # support (gcc will happily accept the -Wno- form of unknown
1276     # warning options).
1277     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1278     if compile_prog "-Werror $optflag" "" ; then
1279         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1280     fi
1281 done
1282
1283 if compile_prog "-Werror -fstack-protector-all" "" ; then
1284     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1285     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1286 fi
1287
1288 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1289 # large functions that use global variables.  The bug is in all releases of
1290 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1291 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1292 cat > $TMPC << EOF
1293 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1294 int main(void) { return 0; }
1295 #else
1296 #error No bug in this compiler.
1297 #endif
1298 EOF
1299 if compile_prog "-Werror -fno-gcse" "" ; then
1300   TRANSLATE_OPT_CFLAGS=-fno-gcse
1301 fi
1302
1303 if test "$static" = "yes" ; then
1304   if test "$pie" = "yes" ; then
1305     error_exit "static and pie are mutually incompatible"
1306   else
1307     pie="no"
1308   fi
1309 fi
1310
1311 if test "$pie" = ""; then
1312   case "$cpu-$targetos" in
1313     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1314       ;;
1315     *)
1316       pie="no"
1317       ;;
1318   esac
1319 fi
1320
1321 if test "$pie" != "no" ; then
1322   cat > $TMPC << EOF
1323
1324 #ifdef __linux__
1325 #  define THREAD __thread
1326 #else
1327 #  define THREAD
1328 #endif
1329
1330 static THREAD int tls_var;
1331
1332 int main(void) { return tls_var; }
1333
1334 EOF
1335   if compile_prog "-fPIE -DPIE" "-pie"; then
1336     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1337     LDFLAGS="-pie $LDFLAGS"
1338     pie="yes"
1339     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1340       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1341     fi
1342   else
1343     if test "$pie" = "yes"; then
1344       error_exit "PIE not available due to missing toolchain support"
1345     else
1346       echo "Disabling PIE due to missing toolchain support"
1347       pie="no"
1348     fi
1349   fi
1350 fi
1351
1352 ##########################################
1353 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1354 # use i686 as default anyway, but for those that don't, an explicit
1355 # specification is necessary
1356
1357 if test "$cpu" = "i386"; then
1358   cat > $TMPC << EOF
1359 static int sfaa(int *ptr)
1360 {
1361   return __sync_fetch_and_and(ptr, 0);
1362 }
1363
1364 int main(void)
1365 {
1366   int val = 42;
1367   val = __sync_val_compare_and_swap(&val, 0, 1);
1368   sfaa(&val);
1369   return val;
1370 }
1371 EOF
1372   if ! compile_prog "" "" ; then
1373     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1374   fi
1375 fi
1376
1377 #########################################
1378 # Solaris specific configure tool chain decisions
1379
1380 if test "$solaris" = "yes" ; then
1381   if has $install; then
1382     :
1383   else
1384     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1385         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1386         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1387   fi
1388   if test "`path_of $install`" = "/usr/sbin/install" ; then
1389     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1390         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1391         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1392   fi
1393   if has ar; then
1394     :
1395   else
1396     if test -f /usr/ccs/bin/ar ; then
1397       error_exit "No path includes ar" \
1398           "Add /usr/ccs/bin to your path and rerun configure"
1399     fi
1400     error_exit "No path includes ar"
1401   fi
1402 fi
1403
1404 if ! has $python; then
1405   error_exit "Python not found. Use --python=/path/to/python"
1406 fi
1407
1408 # Note that if the Python conditional here evaluates True we will exit
1409 # with status 1 which is a shell 'false' value.
1410 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1411   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1412       "Note that Python 3 or later is not yet supported." \
1413       "Use --python=/path/to/python to specify a supported Python."
1414 fi
1415
1416 if test -z "${target_list+xxx}" ; then
1417     target_list="$default_target_list"
1418 else
1419     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1420 fi
1421
1422 # Check that we recognised the target name; this allows a more
1423 # friendly error message than if we let it fall through.
1424 for target in $target_list; do
1425     case " $default_target_list " in
1426         *" $target "*)
1427             ;;
1428         *)
1429             error_exit "Unknown target name '$target'"
1430             ;;
1431     esac
1432 done
1433
1434 # see if system emulation was really requested
1435 case " $target_list " in
1436   *"-softmmu "*) softmmu=yes
1437   ;;
1438   *) softmmu=no
1439   ;;
1440 esac
1441
1442 feature_not_found() {
1443   feature=$1
1444
1445   error_exit "User requested feature $feature" \
1446       "configure was not able to find it"
1447 }
1448
1449 # ---
1450 # big/little endian test
1451 cat > $TMPC << EOF
1452 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1453 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1454 extern int foo(short *, short *);
1455 int main(int argc, char *argv[]) {
1456     return foo(big_endian, little_endian);
1457 }
1458 EOF
1459
1460 if compile_object ; then
1461     if grep -q BiGeNdIaN $TMPO ; then
1462         bigendian="yes"
1463     elif grep -q LiTtLeEnDiAn $TMPO ; then
1464         bigendian="no"
1465     else
1466         echo big/little test failed
1467     fi
1468 else
1469     echo big/little test failed
1470 fi
1471
1472 ##########################################
1473 # pkg-config probe
1474
1475 if ! has "$pkg_config_exe"; then
1476   error_exit "pkg-config binary '$pkg_config_exe' not found"
1477 fi
1478
1479 ##########################################
1480 # NPTL probe
1481
1482 if test "$linux_user" = "yes"; then
1483   cat > $TMPC <<EOF
1484 #include <sched.h>
1485 #include <linux/futex.h>
1486 int main(void) {
1487 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1488 #error bork
1489 #endif
1490   return 0;
1491 }
1492 EOF
1493   if ! compile_object ; then
1494     feature_not_found "nptl"
1495   fi
1496 fi
1497
1498 ##########################################
1499 # zlib check
1500
1501 if test "$zlib" != "no" ; then
1502     cat > $TMPC << EOF
1503 #include <zlib.h>
1504 int main(void) { zlibVersion(); return 0; }
1505 EOF
1506     if compile_prog "" "-lz" ; then
1507         :
1508     else
1509         error_exit "zlib check failed" \
1510             "Make sure to have the zlib libs and headers installed."
1511     fi
1512 fi
1513 libs_softmmu="$libs_softmmu -lz"
1514
1515 ##########################################
1516 # libseccomp check
1517
1518 if test "$seccomp" != "no" ; then
1519     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1520         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1521         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1522         seccomp="yes"
1523     else
1524         if test "$seccomp" = "yes"; then
1525             feature_not_found "libseccomp"
1526         fi
1527         seccomp="no"
1528     fi
1529 fi
1530 ##########################################
1531 # xen probe
1532
1533 if test "$xen" != "no" ; then
1534   xen_libs="-lxenstore -lxenctrl -lxenguest"
1535
1536   # First we test whether Xen headers and libraries are available.
1537   # If no, we are done and there is no Xen support.
1538   # If yes, more tests are run to detect the Xen version.
1539
1540   # Xen (any)
1541   cat > $TMPC <<EOF
1542 #include <xenctrl.h>
1543 int main(void) {
1544   return 0;
1545 }
1546 EOF
1547   if ! compile_prog "" "$xen_libs" ; then
1548     # Xen not found
1549     if test "$xen" = "yes" ; then
1550       feature_not_found "xen"
1551     fi
1552     xen=no
1553
1554   # Xen unstable
1555   elif
1556       cat > $TMPC <<EOF &&
1557 #include <xenctrl.h>
1558 #include <xenstore.h>
1559 #include <stdint.h>
1560 #include <xen/hvm/hvm_info_table.h>
1561 #if !defined(HVM_MAX_VCPUS)
1562 # error HVM_MAX_VCPUS not defined
1563 #endif
1564 int main(void) {
1565   xc_interface *xc;
1566   xs_daemon_open();
1567   xc = xc_interface_open(0, 0, 0);
1568   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1569   xc_gnttab_open(NULL, 0);
1570   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1571   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1572   return 0;
1573 }
1574 EOF
1575       compile_prog "" "$xen_libs"
1576     then
1577     xen_ctrl_version=420
1578     xen=yes
1579
1580   elif
1581       cat > $TMPC <<EOF &&
1582 #include <xenctrl.h>
1583 #include <xs.h>
1584 #include <stdint.h>
1585 #include <xen/hvm/hvm_info_table.h>
1586 #if !defined(HVM_MAX_VCPUS)
1587 # error HVM_MAX_VCPUS not defined
1588 #endif
1589 int main(void) {
1590   xs_daemon_open();
1591   xc_interface_open(0, 0, 0);
1592   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1593   xc_gnttab_open(NULL, 0);
1594   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1595   return 0;
1596 }
1597 EOF
1598       compile_prog "" "$xen_libs"
1599     then
1600     xen_ctrl_version=410
1601     xen=yes
1602
1603   # Xen 4.0.0
1604   elif
1605       cat > $TMPC <<EOF &&
1606 #include <xenctrl.h>
1607 #include <xs.h>
1608 #include <stdint.h>
1609 #include <xen/hvm/hvm_info_table.h>
1610 #if !defined(HVM_MAX_VCPUS)
1611 # error HVM_MAX_VCPUS not defined
1612 #endif
1613 int main(void) {
1614   struct xen_add_to_physmap xatp = {
1615     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1616   };
1617   xs_daemon_open();
1618   xc_interface_open();
1619   xc_gnttab_open();
1620   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1621   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1622   return 0;
1623 }
1624 EOF
1625       compile_prog "" "$xen_libs"
1626     then
1627     xen_ctrl_version=400
1628     xen=yes
1629
1630   # Xen 3.4.0
1631   elif
1632       cat > $TMPC <<EOF &&
1633 #include <xenctrl.h>
1634 #include <xs.h>
1635 int main(void) {
1636   struct xen_add_to_physmap xatp = {
1637     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1638   };
1639   xs_daemon_open();
1640   xc_interface_open();
1641   xc_gnttab_open();
1642   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1643   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1644   return 0;
1645 }
1646 EOF
1647       compile_prog "" "$xen_libs"
1648     then
1649     xen_ctrl_version=340
1650     xen=yes
1651
1652   # Xen 3.3.0
1653   elif
1654       cat > $TMPC <<EOF &&
1655 #include <xenctrl.h>
1656 #include <xs.h>
1657 int main(void) {
1658   xs_daemon_open();
1659   xc_interface_open();
1660   xc_gnttab_open();
1661   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1662   return 0;
1663 }
1664 EOF
1665       compile_prog "" "$xen_libs"
1666     then
1667     xen_ctrl_version=330
1668     xen=yes
1669
1670   # Xen version unsupported
1671   else
1672     if test "$xen" = "yes" ; then
1673       feature_not_found "xen (unsupported version)"
1674     fi
1675     xen=no
1676   fi
1677
1678   if test "$xen" = yes; then
1679     libs_softmmu="$xen_libs $libs_softmmu"
1680   fi
1681 fi
1682
1683 if test "$xen_pci_passthrough" != "no"; then
1684   if test "$xen" = "yes" && test "$linux" = "yes" &&
1685     test "$xen_ctrl_version" -ge 340; then
1686     xen_pci_passthrough=yes
1687   else
1688     if test "$xen_pci_passthrough" = "yes"; then
1689       if test "$xen_ctrl_version" -lt 340; then
1690         error_exit "User requested feature Xen PCI Passthrough" \
1691             "This feature does not work with Xen 3.3"
1692       fi
1693       error_exit "User requested feature Xen PCI Passthrough" \
1694           " but this feature requires /sys from Linux"
1695     fi
1696     xen_pci_passthrough=no
1697   fi
1698 fi
1699
1700 ##########################################
1701 # libtool probe
1702
1703 if ! has $libtool; then
1704     libtool=
1705 fi
1706
1707 # MacOSX ships with a libtool which isn't the GNU one; weed this
1708 # out by checking whether libtool supports the --version switch
1709 if test -n "$libtool"; then
1710   if ! "$libtool" --version >/dev/null 2>&1; then
1711     libtool=
1712   fi
1713 fi
1714
1715 ##########################################
1716 # Sparse probe
1717 if test "$sparse" != "no" ; then
1718   if has cgcc; then
1719     sparse=yes
1720   else
1721     if test "$sparse" = "yes" ; then
1722       feature_not_found "sparse"
1723     fi
1724     sparse=no
1725   fi
1726 fi
1727
1728 ##########################################
1729 # GTK probe
1730
1731 if test "$gtk" != "no"; then
1732     gtkpackage="gtk+-$gtkabi"
1733     if test "$gtkabi" = "3.0" ; then
1734       gtkversion="3.0.0"
1735       vtepackage="vte-2.90"
1736       vteversion="0.32.0"
1737     else
1738       gtkversion="2.18.0"
1739       vtepackage="vte"
1740       vteversion="0.24.0"
1741     fi
1742     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1743         if test "$gtk" = "yes" ; then
1744             feature_not_found "gtk"
1745         fi
1746         gtk="no"
1747     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1748         if test "$gtk" = "yes" ; then
1749             error_exit "libvte not found (required for gtk support)"
1750         fi
1751         gtk="no"
1752     else
1753         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1754         gtk_libs=`$pkg_config --libs $gtkpackage`
1755         vte_cflags=`$pkg_config --cflags $vtepackage`
1756         vte_libs=`$pkg_config --libs $vtepackage`
1757         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1758         gtk="yes"
1759     fi
1760 fi
1761
1762 ##########################################
1763 # SDL probe
1764
1765 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1766 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1767 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1768   sdl_config=sdl-config
1769 fi
1770
1771 if $pkg_config sdl --exists; then
1772   sdlconfig="$pkg_config sdl"
1773   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1774 elif has ${sdl_config}; then
1775   sdlconfig="$sdl_config"
1776   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1777 else
1778   if test "$sdl" = "yes" ; then
1779     feature_not_found "sdl"
1780   fi
1781   sdl=no
1782 fi
1783 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1784   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1785 fi
1786
1787 sdl_too_old=no
1788 if test "$sdl" != "no" ; then
1789   cat > $TMPC << EOF
1790 #include <SDL.h>
1791 #undef main /* We don't want SDL to override our main() */
1792 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1793 EOF
1794   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1795   if test "$static" = "yes" ; then
1796     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1797   else
1798     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1799   fi
1800   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1801     if test "$_sdlversion" -lt 121 ; then
1802       sdl_too_old=yes
1803     else
1804       if test "$cocoa" = "no" ; then
1805         sdl=yes
1806       fi
1807     fi
1808
1809     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1810     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1811       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1812          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1813          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1814       fi
1815       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1816         :
1817       else
1818         sdl=no
1819       fi
1820     fi # static link
1821   else # sdl not found
1822     if test "$sdl" = "yes" ; then
1823       feature_not_found "sdl"
1824     fi
1825     sdl=no
1826   fi # sdl compile test
1827 fi
1828
1829 if test "$sdl" = "yes" ; then
1830   cat > $TMPC <<EOF
1831 #include <SDL.h>
1832 #if defined(SDL_VIDEO_DRIVER_X11)
1833 #include <X11/XKBlib.h>
1834 #else
1835 #error No x11 support
1836 #endif
1837 int main(void) { return 0; }
1838 EOF
1839   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1840     sdl_libs="$sdl_libs -lX11"
1841   fi
1842   libs_softmmu="$sdl_libs $libs_softmmu"
1843 fi
1844
1845 ##########################################
1846 # RDMA needs OpenFabrics libraries
1847 if test "$rdma" != "no" ; then
1848   cat > $TMPC <<EOF
1849 #include <rdma/rdma_cma.h>
1850 int main(void) { return 0; }
1851 EOF
1852   rdma_libs="-lrdmacm -libverbs"
1853   if compile_prog "" "$rdma_libs" ; then
1854     rdma="yes"
1855     libs_softmmu="$libs_softmmu $rdma_libs"
1856   else
1857     if test "$rdma" = "yes" ; then
1858         error_exit \
1859             " OpenFabrics librdmacm/libibverbs not present." \
1860             " Your options:" \
1861             "  (1) Fast: Install infiniband packages from your distro." \
1862             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1863             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1864     fi
1865     rdma="no"
1866   fi
1867 fi
1868
1869 ##########################################
1870 # VNC TLS/WS detection
1871 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1872   cat > $TMPC <<EOF
1873 #include <gnutls/gnutls.h>
1874 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1875 EOF
1876   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1877   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1878   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1879     if test "$vnc_tls" != "no" ; then
1880       vnc_tls=yes
1881     fi
1882     if test "$vnc_ws" != "no" ; then
1883       vnc_ws=yes
1884     fi
1885     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1886     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1887   else
1888     if test "$vnc_tls" = "yes" ; then
1889       feature_not_found "vnc-tls"
1890     fi
1891     if test "$vnc_ws" = "yes" ; then
1892       feature_not_found "vnc-ws"
1893     fi
1894     vnc_tls=no
1895     vnc_ws=no
1896   fi
1897 fi
1898
1899 ##########################################
1900 # VNC SASL detection
1901 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1902   cat > $TMPC <<EOF
1903 #include <sasl/sasl.h>
1904 #include <stdio.h>
1905 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1906 EOF
1907   # Assuming Cyrus-SASL installed in /usr prefix
1908   vnc_sasl_cflags=""
1909   vnc_sasl_libs="-lsasl2"
1910   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1911     vnc_sasl=yes
1912     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1913     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1914   else
1915     if test "$vnc_sasl" = "yes" ; then
1916       feature_not_found "vnc-sasl"
1917     fi
1918     vnc_sasl=no
1919   fi
1920 fi
1921
1922 ##########################################
1923 # VNC JPEG detection
1924 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1925 cat > $TMPC <<EOF
1926 #include <stdio.h>
1927 #include <jpeglib.h>
1928 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1929 EOF
1930     vnc_jpeg_cflags=""
1931     vnc_jpeg_libs="-ljpeg"
1932   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1933     vnc_jpeg=yes
1934     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1935     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1936   else
1937     if test "$vnc_jpeg" = "yes" ; then
1938       feature_not_found "vnc-jpeg"
1939     fi
1940     vnc_jpeg=no
1941   fi
1942 fi
1943
1944 ##########################################
1945 # VNC PNG detection
1946 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1947 cat > $TMPC <<EOF
1948 //#include <stdio.h>
1949 #include <png.h>
1950 #include <stddef.h>
1951 int main(void) {
1952     png_structp png_ptr;
1953     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1954     return png_ptr != 0;
1955 }
1956 EOF
1957   if $pkg_config libpng --exists; then
1958     vnc_png_cflags=`$pkg_config libpng --cflags`
1959     vnc_png_libs=`$pkg_config libpng --libs`
1960   else
1961     vnc_png_cflags=""
1962     vnc_png_libs="-lpng"
1963   fi
1964   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1965     vnc_png=yes
1966     libs_softmmu="$vnc_png_libs $libs_softmmu"
1967     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1968   else
1969     if test "$vnc_png" = "yes" ; then
1970       feature_not_found "vnc-png"
1971     fi
1972     vnc_png=no
1973   fi
1974 fi
1975
1976 ##########################################
1977 # fnmatch() probe, used for ACL routines
1978 fnmatch="no"
1979 cat > $TMPC << EOF
1980 #include <fnmatch.h>
1981 int main(void)
1982 {
1983     fnmatch("foo", "foo", 0);
1984     return 0;
1985 }
1986 EOF
1987 if compile_prog "" "" ; then
1988    fnmatch="yes"
1989 fi
1990
1991 ##########################################
1992 # uuid_generate() probe, used for vdi block driver
1993 # Note that on some systems (notably MacOSX) no extra library
1994 # need be linked to get the uuid functions.
1995 if test "$uuid" != "no" ; then
1996   uuid_libs="-luuid"
1997   cat > $TMPC << EOF
1998 #include <uuid/uuid.h>
1999 int main(void)
2000 {
2001     uuid_t my_uuid;
2002     uuid_generate(my_uuid);
2003     return 0;
2004 }
2005 EOF
2006   if compile_prog "" "" ; then
2007     uuid="yes"
2008   elif compile_prog "" "$uuid_libs" ; then
2009     uuid="yes"
2010     libs_softmmu="$uuid_libs $libs_softmmu"
2011     libs_tools="$uuid_libs $libs_tools"
2012   else
2013     if test "$uuid" = "yes" ; then
2014       feature_not_found "uuid"
2015     fi
2016     uuid=no
2017   fi
2018 fi
2019
2020 ##########################################
2021 # xfsctl() probe, used for raw-posix
2022 if test "$xfs" != "no" ; then
2023   cat > $TMPC << EOF
2024 #include <stddef.h>  /* NULL */
2025 #include <xfs/xfs.h>
2026 int main(void)
2027 {
2028     xfsctl(NULL, 0, 0, NULL);
2029     return 0;
2030 }
2031 EOF
2032   if compile_prog "" "" ; then
2033     xfs="yes"
2034   else
2035     if test "$xfs" = "yes" ; then
2036       feature_not_found "xfs"
2037     fi
2038     xfs=no
2039   fi
2040 fi
2041
2042 ##########################################
2043 # vde libraries probe
2044 if test "$vde" != "no" ; then
2045   vde_libs="-lvdeplug"
2046   cat > $TMPC << EOF
2047 #include <libvdeplug.h>
2048 int main(void)
2049 {
2050     struct vde_open_args a = {0, 0, 0};
2051     char s[] = "";
2052     vde_open(s, s, &a);
2053     return 0;
2054 }
2055 EOF
2056   if compile_prog "" "$vde_libs" ; then
2057     vde=yes
2058     libs_softmmu="$vde_libs $libs_softmmu"
2059     libs_tools="$vde_libs $libs_tools"
2060   else
2061     if test "$vde" = "yes" ; then
2062       feature_not_found "vde"
2063     fi
2064     vde=no
2065   fi
2066 fi
2067
2068 ##########################################
2069 # libcap-ng library probe
2070 if test "$cap_ng" != "no" ; then
2071   cap_libs="-lcap-ng"
2072   cat > $TMPC << EOF
2073 #include <cap-ng.h>
2074 int main(void)
2075 {
2076     capng_capability_to_name(CAPNG_EFFECTIVE);
2077     return 0;
2078 }
2079 EOF
2080   if compile_prog "" "$cap_libs" ; then
2081     cap_ng=yes
2082     libs_tools="$cap_libs $libs_tools"
2083   else
2084     if test "$cap_ng" = "yes" ; then
2085       feature_not_found "cap_ng"
2086     fi
2087     cap_ng=no
2088   fi
2089 fi
2090
2091 ##########################################
2092 # Sound support libraries probe
2093
2094 audio_drv_probe()
2095 {
2096     drv=$1
2097     hdr=$2
2098     lib=$3
2099     exp=$4
2100     cfl=$5
2101         cat > $TMPC << EOF
2102 #include <$hdr>
2103 int main(void) { $exp }
2104 EOF
2105     if compile_prog "$cfl" "$lib" ; then
2106         :
2107     else
2108         error_exit "$drv check failed" \
2109             "Make sure to have the $drv libs and headers installed."
2110     fi
2111 }
2112
2113 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2114 for drv in $audio_drv_list; do
2115     case $drv in
2116     alsa)
2117     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2118         "return snd_pcm_close((snd_pcm_t *)0);"
2119     libs_softmmu="-lasound $libs_softmmu"
2120     ;;
2121
2122     fmod)
2123     if test -z $fmod_lib || test -z $fmod_inc; then
2124         error_exit "You must specify path to FMOD library and headers" \
2125             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2126     fi
2127     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2128     libs_softmmu="$fmod_lib $libs_softmmu"
2129     ;;
2130
2131     esd)
2132     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2133     libs_softmmu="-lesd $libs_softmmu"
2134     audio_pt_int="yes"
2135     ;;
2136
2137     pa)
2138     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2139         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2140     libs_softmmu="-lpulse $libs_softmmu"
2141     audio_pt_int="yes"
2142     ;;
2143
2144     coreaudio)
2145       libs_softmmu="-framework CoreAudio $libs_softmmu"
2146     ;;
2147
2148     dsound)
2149       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2150       audio_win_int="yes"
2151     ;;
2152
2153     oss)
2154       libs_softmmu="$oss_lib $libs_softmmu"
2155     ;;
2156
2157     sdl|wav)
2158     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2159     ;;
2160
2161     winwave)
2162       libs_softmmu="-lwinmm $libs_softmmu"
2163       audio_win_int="yes"
2164     ;;
2165
2166     *)
2167     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2168         error_exit "Unknown driver '$drv' selected" \
2169             "Possible drivers are: $audio_possible_drivers"
2170     }
2171     ;;
2172     esac
2173 done
2174
2175 ##########################################
2176 # BrlAPI probe
2177
2178 if test "$brlapi" != "no" ; then
2179   brlapi_libs="-lbrlapi"
2180   cat > $TMPC << EOF
2181 #include <brlapi.h>
2182 #include <stddef.h>
2183 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2184 EOF
2185   if compile_prog "" "$brlapi_libs" ; then
2186     brlapi=yes
2187     libs_softmmu="$brlapi_libs $libs_softmmu"
2188   else
2189     if test "$brlapi" = "yes" ; then
2190       feature_not_found "brlapi"
2191     fi
2192     brlapi=no
2193   fi
2194 fi
2195
2196 ##########################################
2197 # curses probe
2198 if test "$curses" != "no" ; then
2199   if test "$mingw32" = "yes" ; then
2200     curses_list="-lpdcurses"
2201   else
2202     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2203   fi
2204   curses_found=no
2205   cat > $TMPC << EOF
2206 #include <curses.h>
2207 int main(void) {
2208   const char *s = curses_version();
2209   resize_term(0, 0);
2210   return s != 0;
2211 }
2212 EOF
2213   IFS=:
2214   for curses_lib in $curses_list; do
2215     unset IFS
2216     if compile_prog "" "$curses_lib" ; then
2217       curses_found=yes
2218       libs_softmmu="$curses_lib $libs_softmmu"
2219       break
2220     fi
2221   done
2222   unset IFS
2223   if test "$curses_found" = "yes" ; then
2224     curses=yes
2225   else
2226     if test "$curses" = "yes" ; then
2227       feature_not_found "curses"
2228     fi
2229     curses=no
2230   fi
2231 fi
2232
2233 ##########################################
2234 # curl probe
2235 if test "$curl" != "no" ; then
2236   if $pkg_config libcurl --exists; then
2237     curlconfig="$pkg_config libcurl"
2238   else
2239     curlconfig=curl-config
2240   fi
2241   cat > $TMPC << EOF
2242 #include <curl/curl.h>
2243 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2244 EOF
2245   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2246   curl_libs=`$curlconfig --libs 2>/dev/null`
2247   if compile_prog "$curl_cflags" "$curl_libs" ; then
2248     curl=yes
2249     libs_tools="$curl_libs $libs_tools"
2250     libs_softmmu="$curl_libs $libs_softmmu"
2251   else
2252     if test "$curl" = "yes" ; then
2253       feature_not_found "curl"
2254     fi
2255     curl=no
2256   fi
2257 fi # test "$curl"
2258
2259 ##########################################
2260 # bluez support probe
2261 if test "$bluez" != "no" ; then
2262   cat > $TMPC << EOF
2263 #include <bluetooth/bluetooth.h>
2264 int main(void) { return bt_error(0); }
2265 EOF
2266   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2267   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2268   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2269     bluez=yes
2270     libs_softmmu="$bluez_libs $libs_softmmu"
2271   else
2272     if test "$bluez" = "yes" ; then
2273       feature_not_found "bluez"
2274     fi
2275     bluez="no"
2276   fi
2277 fi
2278
2279 ##########################################
2280 # glib support probe
2281
2282 if test "$mingw32" = yes; then
2283     # g_poll is required in order to integrate with the glib main loop.
2284     glib_req_ver=2.20
2285 else
2286     glib_req_ver=2.12
2287 fi
2288 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2289     glib_cflags=`$pkg_config --cflags gthread-2.0`
2290     glib_libs=`$pkg_config --libs gthread-2.0`
2291     LIBS="$glib_libs $LIBS"
2292     libs_qga="$glib_libs $libs_qga"
2293 else
2294     error_exit "glib-$glib_req_ver required to compile QEMU"
2295 fi
2296
2297 ##########################################
2298 # pixman support probe
2299
2300 if test "$pixman" = ""; then
2301   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2302     pixman="none"
2303   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2304     pixman="system"
2305   else
2306     pixman="internal"
2307   fi
2308 fi
2309 if test "$pixman" = "none"; then
2310   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2311     error_exit "pixman disabled but system emulation or tools build" \
2312         "enabled.  You can turn off pixman only if you also" \
2313         "disable all system emulation targets and the tools" \
2314         "build with '--disable-tools --disable-system'."
2315   fi
2316   pixman_cflags=
2317   pixman_libs=
2318 elif test "$pixman" = "system"; then
2319   pixman_cflags=`$pkg_config --cflags pixman-1`
2320   pixman_libs=`$pkg_config --libs pixman-1`
2321 else
2322   if test ! -d ${source_path}/pixman/pixman; then
2323     error_exit "pixman not present. Your options:" \
2324         "  (1) Preferred: Install the pixman devel package (any recent" \
2325         "      distro should have packages as Xorg needs pixman too)." \
2326         "  (2) Fetch the pixman submodule, using:" \
2327         "      git submodule update --init pixman"
2328   fi
2329   mkdir -p pixman/pixman
2330   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2331   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2332 fi
2333
2334 ##########################################
2335 # libcap probe
2336
2337 if test "$cap" != "no" ; then
2338   cat > $TMPC <<EOF
2339 #include <stdio.h>
2340 #include <sys/capability.h>
2341 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2342 EOF
2343   if compile_prog "" "-lcap" ; then
2344     cap=yes
2345   else
2346     cap=no
2347   fi
2348 fi
2349
2350 ##########################################
2351 # pthread probe
2352 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2353
2354 pthread=no
2355 cat > $TMPC << EOF
2356 #include <pthread.h>
2357 static void *f(void *p) { return NULL; }
2358 int main(void) {
2359   pthread_t thread;
2360   pthread_create(&thread, 0, f, 0);
2361   return 0;
2362 }
2363 EOF
2364 if compile_prog "" "" ; then
2365   pthread=yes
2366 else
2367   for pthread_lib in $PTHREADLIBS_LIST; do
2368     if compile_prog "" "$pthread_lib" ; then
2369       pthread=yes
2370       found=no
2371       for lib_entry in $LIBS; do
2372         if test "$lib_entry" = "$pthread_lib"; then
2373           found=yes
2374           break
2375         fi
2376       done
2377       if test "$found" = "no"; then
2378         LIBS="$pthread_lib $LIBS"
2379       fi
2380       break
2381     fi
2382   done
2383 fi
2384
2385 if test "$mingw32" != yes -a "$pthread" = no; then
2386   error_exit "pthread check failed" \
2387       "Make sure to have the pthread libs and headers installed."
2388 fi
2389
2390 ##########################################
2391 # rbd probe
2392 if test "$rbd" != "no" ; then
2393   cat > $TMPC <<EOF
2394 #include <stdio.h>
2395 #include <rbd/librbd.h>
2396 int main(void) {
2397     rados_t cluster;
2398     rados_create(&cluster, NULL);
2399     return 0;
2400 }
2401 EOF
2402   rbd_libs="-lrbd -lrados"
2403   if compile_prog "" "$rbd_libs" ; then
2404     rbd=yes
2405     libs_tools="$rbd_libs $libs_tools"
2406     libs_softmmu="$rbd_libs $libs_softmmu"
2407   else
2408     if test "$rbd" = "yes" ; then
2409       feature_not_found "rados block device"
2410     fi
2411     rbd=no
2412   fi
2413 fi
2414
2415 ##########################################
2416 # libssh2 probe
2417 min_libssh2_version=1.2.8
2418 if test "$libssh2" != "no" ; then
2419   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2420     libssh2_cflags=`$pkg_config libssh2 --cflags`
2421     libssh2_libs=`$pkg_config libssh2 --libs`
2422     libssh2=yes
2423     libs_tools="$libssh2_libs $libs_tools"
2424     libs_softmmu="$libssh2_libs $libs_softmmu"
2425     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2426   else
2427     if test "$libssh2" = "yes" ; then
2428       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2429     fi
2430     libssh2=no
2431   fi
2432 fi
2433
2434 ##########################################
2435 # libssh2_sftp_fsync probe
2436
2437 if test "$libssh2" = "yes"; then
2438   cat > $TMPC <<EOF
2439 #include <stdio.h>
2440 #include <libssh2.h>
2441 #include <libssh2_sftp.h>
2442 int main(void) {
2443     LIBSSH2_SESSION *session;
2444     LIBSSH2_SFTP *sftp;
2445     LIBSSH2_SFTP_HANDLE *sftp_handle;
2446     session = libssh2_session_init ();
2447     sftp = libssh2_sftp_init (session);
2448     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2449     libssh2_sftp_fsync (sftp_handle);
2450     return 0;
2451 }
2452 EOF
2453   # libssh2_cflags/libssh2_libs defined in previous test.
2454   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2455     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2456   fi
2457 fi
2458
2459 ##########################################
2460 # linux-aio probe
2461
2462 if test "$linux_aio" != "no" ; then
2463   cat > $TMPC <<EOF
2464 #include <libaio.h>
2465 #include <sys/eventfd.h>
2466 #include <stddef.h>
2467 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2468 EOF
2469   if compile_prog "" "-laio" ; then
2470     linux_aio=yes
2471     libs_softmmu="$libs_softmmu -laio"
2472     libs_tools="$libs_tools -laio"
2473   else
2474     if test "$linux_aio" = "yes" ; then
2475       feature_not_found "linux AIO"
2476     fi
2477     linux_aio=no
2478   fi
2479 fi
2480
2481 ##########################################
2482 # TPM passthrough is only on x86 Linux
2483
2484 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2485   tpm_passthrough=$tpm
2486 else
2487   tpm_passthrough=no
2488 fi
2489
2490 ##########################################
2491 # adjust virtio-blk-data-plane based on linux-aio
2492
2493 if test "$virtio_blk_data_plane" = "yes" -a \
2494         "$linux_aio" != "yes" ; then
2495   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2496 elif test -z "$virtio_blk_data_plane" ; then
2497   virtio_blk_data_plane=$linux_aio
2498 fi
2499
2500 ##########################################
2501 # attr probe
2502
2503 if test "$attr" != "no" ; then
2504   cat > $TMPC <<EOF
2505 #include <stdio.h>
2506 #include <sys/types.h>
2507 #ifdef CONFIG_LIBATTR
2508 #include <attr/xattr.h>
2509 #else
2510 #include <sys/xattr.h>
2511 #endif
2512 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2513 EOF
2514   if compile_prog "" "" ; then
2515     attr=yes
2516   # Older distros have <attr/xattr.h>, and need -lattr:
2517   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2518     attr=yes
2519     LIBS="-lattr $LIBS"
2520     libattr=yes
2521   else
2522     if test "$attr" = "yes" ; then
2523       feature_not_found "ATTR"
2524     fi
2525     attr=no
2526   fi
2527 fi
2528
2529 ##########################################
2530 # iovec probe
2531 cat > $TMPC <<EOF
2532 #include <sys/types.h>
2533 #include <sys/uio.h>
2534 #include <unistd.h>
2535 int main(void) { return sizeof(struct iovec); }
2536 EOF
2537 iovec=no
2538 if compile_prog "" "" ; then
2539   iovec=yes
2540 fi
2541
2542 ##########################################
2543 # preadv probe
2544 cat > $TMPC <<EOF
2545 #include <sys/types.h>
2546 #include <sys/uio.h>
2547 #include <unistd.h>
2548 int main(void) { return preadv(0, 0, 0, 0); }
2549 EOF
2550 preadv=no
2551 if compile_prog "" "" ; then
2552   preadv=yes
2553 fi
2554
2555 ##########################################
2556 # fdt probe
2557 # fdt support is mandatory for at least some target architectures,
2558 # so insist on it if we're building those system emulators.
2559 fdt_required=no
2560 for target in $target_list; do
2561   case $target in
2562     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2563       fdt_required=yes
2564     ;;
2565   esac
2566 done
2567
2568 if test "$fdt_required" = "yes"; then
2569   if test "$fdt" = "no"; then
2570     error_exit "fdt disabled but some requested targets require it." \
2571       "You can turn off fdt only if you also disable all the system emulation" \
2572       "targets which need it (by specifying a cut down --target-list)."
2573   fi
2574   fdt=yes
2575 fi
2576
2577 if test "$fdt" != "no" ; then
2578   fdt_libs="-lfdt"
2579   # explicitly check for libfdt_env.h as it is missing in some stable installs
2580   cat > $TMPC << EOF
2581 #include <libfdt_env.h>
2582 int main(void) { return 0; }
2583 EOF
2584   if compile_prog "" "$fdt_libs" ; then
2585     # system DTC is good - use it
2586     fdt=yes
2587   elif test -d ${source_path}/dtc/libfdt ; then
2588     # have submodule DTC - use it
2589     fdt=yes
2590     dtc_internal="yes"
2591     mkdir -p dtc
2592     if [ "$source_path" != `pwd` ] ; then
2593        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2594        symlink "$source_path/dtc/scripts" "dtc/scripts"
2595     fi
2596     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2597     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2598   elif test "$fdt" = "yes" ; then
2599     # have neither and want - prompt for system/submodule install
2600     error_exit "DTC not present. Your options:" \
2601         "  (1) Preferred: Install the DTC devel package" \
2602         "  (2) Fetch the DTC submodule, using:" \
2603         "      git submodule update --init dtc"
2604   else
2605     # don't have and don't want
2606     fdt_libs=
2607     fdt=no
2608   fi
2609 fi
2610
2611 libs_softmmu="$libs_softmmu $fdt_libs"
2612
2613 ##########################################
2614 # GLX probe, used by milkymist-tmu2
2615 if test "$glx" != "no" ; then
2616   glx_libs="-lGL -lX11"
2617   cat > $TMPC << EOF
2618 #include <X11/Xlib.h>
2619 #include <GL/gl.h>
2620 #include <GL/glx.h>
2621 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2622 EOF
2623   if compile_prog "" "-lGL -lX11" ; then
2624     glx=yes
2625   else
2626     if test "$glx" = "yes" ; then
2627       feature_not_found "glx"
2628     fi
2629     glx_libs=
2630     glx=no
2631   fi
2632 fi
2633
2634 ##########################################
2635 # glusterfs probe
2636 if test "$glusterfs" != "no" ; then
2637   if $pkg_config --atleast-version=3 glusterfs-api; then
2638     glusterfs="yes"
2639     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2640     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2641     CFLAGS="$CFLAGS $glusterfs_cflags"
2642     libs_tools="$glusterfs_libs $libs_tools"
2643     libs_softmmu="$glusterfs_libs $libs_softmmu"
2644     if $pkg_config --atleast-version=5 glusterfs-api; then
2645       glusterfs_discard="yes"
2646     fi
2647   else
2648     if test "$glusterfs" = "yes" ; then
2649       feature_not_found "GlusterFS backend support"
2650     fi
2651     glusterfs="no"
2652   fi
2653 fi
2654
2655 # Check for inotify functions when we are building linux-user
2656 # emulator.  This is done because older glibc versions don't
2657 # have syscall stubs for these implemented.  In that case we
2658 # don't provide them even if kernel supports them.
2659 #
2660 inotify=no
2661 cat > $TMPC << EOF
2662 #include <sys/inotify.h>
2663
2664 int
2665 main(void)
2666 {
2667         /* try to start inotify */
2668         return inotify_init();
2669 }
2670 EOF
2671 if compile_prog "" "" ; then
2672   inotify=yes
2673 fi
2674
2675 inotify1=no
2676 cat > $TMPC << EOF
2677 #include <sys/inotify.h>
2678
2679 int
2680 main(void)
2681 {
2682     /* try to start inotify */
2683     return inotify_init1(0);
2684 }
2685 EOF
2686 if compile_prog "" "" ; then
2687   inotify1=yes
2688 fi
2689
2690 # check if utimensat and futimens are supported
2691 utimens=no
2692 cat > $TMPC << EOF
2693 #define _ATFILE_SOURCE
2694 #include <stddef.h>
2695 #include <fcntl.h>
2696 #include <sys/stat.h>
2697
2698 int main(void)
2699 {
2700     utimensat(AT_FDCWD, "foo", NULL, 0);
2701     futimens(0, NULL);
2702     return 0;
2703 }
2704 EOF
2705 if compile_prog "" "" ; then
2706   utimens=yes
2707 fi
2708
2709 # check if pipe2 is there
2710 pipe2=no
2711 cat > $TMPC << EOF
2712 #include <unistd.h>
2713 #include <fcntl.h>
2714
2715 int main(void)
2716 {
2717     int pipefd[2];
2718     return pipe2(pipefd, O_CLOEXEC);
2719 }
2720 EOF
2721 if compile_prog "" "" ; then
2722   pipe2=yes
2723 fi
2724
2725 # check if accept4 is there
2726 accept4=no
2727 cat > $TMPC << EOF
2728 #include <sys/socket.h>
2729 #include <stddef.h>
2730
2731 int main(void)
2732 {
2733     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2734     return 0;
2735 }
2736 EOF
2737 if compile_prog "" "" ; then
2738   accept4=yes
2739 fi
2740
2741 # check if tee/splice is there. vmsplice was added same time.
2742 splice=no
2743 cat > $TMPC << EOF
2744 #include <unistd.h>
2745 #include <fcntl.h>
2746 #include <limits.h>
2747
2748 int main(void)
2749 {
2750     int len, fd = 0;
2751     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2752     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2753     return 0;
2754 }
2755 EOF
2756 if compile_prog "" "" ; then
2757   splice=yes
2758 fi
2759
2760 ##########################################
2761 # signalfd probe
2762 signalfd="no"
2763 cat > $TMPC << EOF
2764 #include <unistd.h>
2765 #include <sys/syscall.h>
2766 #include <signal.h>
2767 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2768 EOF
2769
2770 if compile_prog "" "" ; then
2771   signalfd=yes
2772 fi
2773
2774 # check if eventfd is supported
2775 eventfd=no
2776 cat > $TMPC << EOF
2777 #include <sys/eventfd.h>
2778
2779 int main(void)
2780 {
2781     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2782 }
2783 EOF
2784 if compile_prog "" "" ; then
2785   eventfd=yes
2786 fi
2787
2788 # check for fallocate
2789 fallocate=no
2790 cat > $TMPC << EOF
2791 #include <fcntl.h>
2792
2793 int main(void)
2794 {
2795     fallocate(0, 0, 0, 0);
2796     return 0;
2797 }
2798 EOF
2799 if compile_prog "" "" ; then
2800   fallocate=yes
2801 fi
2802
2803 # check for fallocate hole punching
2804 fallocate_punch_hole=no
2805 cat > $TMPC << EOF
2806 #include <fcntl.h>
2807 #include <linux/falloc.h>
2808
2809 int main(void)
2810 {
2811     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2812     return 0;
2813 }
2814 EOF
2815 if compile_prog "" "" ; then
2816   fallocate_punch_hole=yes
2817 fi
2818
2819 # check for sync_file_range
2820 sync_file_range=no
2821 cat > $TMPC << EOF
2822 #include <fcntl.h>
2823
2824 int main(void)
2825 {
2826     sync_file_range(0, 0, 0, 0);
2827     return 0;
2828 }
2829 EOF
2830 if compile_prog "" "" ; then
2831   sync_file_range=yes
2832 fi
2833
2834 # check for linux/fiemap.h and FS_IOC_FIEMAP
2835 fiemap=no
2836 cat > $TMPC << EOF
2837 #include <sys/ioctl.h>
2838 #include <linux/fs.h>
2839 #include <linux/fiemap.h>
2840
2841 int main(void)
2842 {
2843     ioctl(0, FS_IOC_FIEMAP, 0);
2844     return 0;
2845 }
2846 EOF
2847 if compile_prog "" "" ; then
2848   fiemap=yes
2849 fi
2850
2851 # check for dup3
2852 dup3=no
2853 cat > $TMPC << EOF
2854 #include <unistd.h>
2855
2856 int main(void)
2857 {
2858     dup3(0, 0, 0);
2859     return 0;
2860 }
2861 EOF
2862 if compile_prog "" "" ; then
2863   dup3=yes
2864 fi
2865
2866 # check for ppoll support
2867 ppoll=no
2868 cat > $TMPC << EOF
2869 #include <poll.h>
2870
2871 int main(void)
2872 {
2873     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2874     ppoll(&pfd, 1, 0, 0);
2875     return 0;
2876 }
2877 EOF
2878 if compile_prog "" "" ; then
2879   ppoll=yes
2880 fi
2881
2882 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2883 prctl_pr_set_timerslack=no
2884 cat > $TMPC << EOF
2885 #include <sys/prctl.h>
2886
2887 int main(void)
2888 {
2889     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2890     return 0;
2891 }
2892 EOF
2893 if compile_prog "" "" ; then
2894   prctl_pr_set_timerslack=yes
2895 fi
2896
2897 # check for epoll support
2898 epoll=no
2899 cat > $TMPC << EOF
2900 #include <sys/epoll.h>
2901
2902 int main(void)
2903 {
2904     epoll_create(0);
2905     return 0;
2906 }
2907 EOF
2908 if compile_prog "" "" ; then
2909   epoll=yes
2910 fi
2911
2912 # epoll_create1 and epoll_pwait are later additions
2913 # so we must check separately for their presence
2914 epoll_create1=no
2915 cat > $TMPC << EOF
2916 #include <sys/epoll.h>
2917
2918 int main(void)
2919 {
2920     /* Note that we use epoll_create1 as a value, not as
2921      * a function being called. This is necessary so that on
2922      * old SPARC glibc versions where the function was present in
2923      * the library but not declared in the header file we will
2924      * fail the configure check. (Otherwise we will get a compiler
2925      * warning but not an error, and will proceed to fail the
2926      * qemu compile where we compile with -Werror.)
2927      */
2928     return (int)(uintptr_t)&epoll_create1;
2929 }
2930 EOF
2931 if compile_prog "" "" ; then
2932   epoll_create1=yes
2933 fi
2934
2935 epoll_pwait=no
2936 cat > $TMPC << EOF
2937 #include <sys/epoll.h>
2938
2939 int main(void)
2940 {
2941     epoll_pwait(0, 0, 0, 0, 0);
2942     return 0;
2943 }
2944 EOF
2945 if compile_prog "" "" ; then
2946   epoll_pwait=yes
2947 fi
2948
2949 # check for sendfile support
2950 sendfile=no
2951 cat > $TMPC << EOF
2952 #include <sys/sendfile.h>
2953
2954 int main(void)
2955 {
2956     return sendfile(0, 0, 0, 0);
2957 }
2958 EOF
2959 if compile_prog "" "" ; then
2960   sendfile=yes
2961 fi
2962
2963 # Check if tools are available to build documentation.
2964 if test "$docs" != "no" ; then
2965   if has makeinfo && has pod2man; then
2966     docs=yes
2967   else
2968     if test "$docs" = "yes" ; then
2969       feature_not_found "docs"
2970     fi
2971     docs=no
2972   fi
2973 fi
2974
2975 # Search for bswap_32 function
2976 byteswap_h=no
2977 cat > $TMPC << EOF
2978 #include <byteswap.h>
2979 int main(void) { return bswap_32(0); }
2980 EOF
2981 if compile_prog "" "" ; then
2982   byteswap_h=yes
2983 fi
2984
2985 # Search for bswap32 function
2986 bswap_h=no
2987 cat > $TMPC << EOF
2988 #include <sys/endian.h>
2989 #include <sys/types.h>
2990 #include <machine/bswap.h>
2991 int main(void) { return bswap32(0); }
2992 EOF
2993 if compile_prog "" "" ; then
2994   bswap_h=yes
2995 fi
2996
2997 ##########################################
2998 # Do we have libiscsi
2999 # We check for iscsi_unmap_sync() to make sure we have a
3000 # recent enough version of libiscsi.
3001 if test "$libiscsi" != "no" ; then
3002   cat > $TMPC << EOF
3003 #include <stdio.h>
3004 #include <iscsi/iscsi.h>
3005 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
3006 EOF
3007   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3008     libiscsi="yes"
3009     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3010     libiscsi_libs=$($pkg_config --libs libiscsi)
3011     CFLAGS="$CFLAGS $libiscsi_cflags"
3012     LIBS="$LIBS $libiscsi_libs"
3013   elif compile_prog "" "-liscsi" ; then
3014     libiscsi="yes"
3015     LIBS="$LIBS -liscsi"
3016   else
3017     if test "$libiscsi" = "yes" ; then
3018       feature_not_found "libiscsi"
3019     fi
3020     libiscsi="no"
3021   fi
3022 fi
3023
3024
3025 ##########################################
3026 # Do we need libm
3027 cat > $TMPC << EOF
3028 #include <math.h>
3029 int main(void) { return isnan(sin(0.0)); }
3030 EOF
3031 if compile_prog "" "" ; then
3032   :
3033 elif compile_prog "" "-lm" ; then
3034   LIBS="-lm $LIBS"
3035   libs_qga="-lm $libs_qga"
3036 else
3037   error_exit "libm check failed"
3038 fi
3039
3040 ##########################################
3041 # Do we need librt
3042 # uClibc provides 2 versions of clock_gettime(), one with realtime
3043 # support and one without. This means that the clock_gettime() don't
3044 # need -lrt. We still need it for timer_create() so we check for this
3045 # function in addition.
3046 cat > $TMPC <<EOF
3047 #include <signal.h>
3048 #include <time.h>
3049 int main(void) {
3050   timer_create(CLOCK_REALTIME, NULL, NULL);
3051   return clock_gettime(CLOCK_REALTIME, NULL);
3052 }
3053 EOF
3054
3055 if compile_prog "" "" ; then
3056   :
3057 # we need pthread for static linking. use previous pthread test result
3058 elif compile_prog "" "-lrt $pthread_lib" ; then
3059   LIBS="-lrt $LIBS"
3060   libs_qga="-lrt $libs_qga"
3061 fi
3062
3063 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3064         "$aix" != "yes" -a "$haiku" != "yes" ; then
3065     libs_softmmu="-lutil $libs_softmmu"
3066 fi
3067
3068 ##########################################
3069 # spice probe
3070 if test "$spice" != "no" ; then
3071   cat > $TMPC << EOF
3072 #include <spice.h>
3073 int main(void) { spice_server_new(); return 0; }
3074 EOF
3075   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3076   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3077   if $pkg_config --atleast-version=0.12.0 spice-server && \
3078      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3079      compile_prog "$spice_cflags" "$spice_libs" ; then
3080     spice="yes"
3081     libs_softmmu="$libs_softmmu $spice_libs"
3082     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3083     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3084     spice_server_version=$($pkg_config --modversion spice-server)
3085   else
3086     if test "$spice" = "yes" ; then
3087       feature_not_found "spice"
3088     fi
3089     spice="no"
3090   fi
3091 fi
3092
3093 # check for libcacard for smartcard support
3094 smartcard_cflags=""
3095 # TODO - what's the minimal nss version we support?
3096 if test "$smartcard_nss" != "no"; then
3097   cat > $TMPC << EOF
3098 #include <pk11pub.h>
3099 int main(void) { PK11_FreeSlot(0); return 0; }
3100 EOF
3101     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3102     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3103     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3104     test_cflags="$libcacard_cflags"
3105     # The header files in nss < 3.13.3 have a bug which causes them to
3106     # emit a warning. If we're going to compile QEMU with -Werror, then
3107     # test that the headers don't have this bug. Otherwise we would pass
3108     # the configure test but fail to compile QEMU later.
3109     if test "$werror" = "yes"; then
3110         test_cflags="-Werror $test_cflags"
3111     fi
3112     if test -n "$libtool" &&
3113        $pkg_config --atleast-version=3.12.8 nss && \
3114       compile_prog "$test_cflags" "$libcacard_libs"; then
3115         smartcard_nss="yes"
3116         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3117         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3118         libs_softmmu="$libcacard_libs $libs_softmmu"
3119     else
3120         if test "$smartcard_nss" = "yes"; then
3121             feature_not_found "nss"
3122         fi
3123         smartcard_nss="no"
3124     fi
3125 fi
3126
3127 # check for libusb
3128 if test "$libusb" != "no" ; then
3129     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3130         libusb="yes"
3131         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3132         libusb_libs=$($pkg_config --libs libusb-1.0)
3133         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3134         libs_softmmu="$libs_softmmu $libusb_libs"
3135     else
3136         if test "$libusb" = "yes"; then
3137             feature_not_found "libusb"
3138         fi
3139         libusb="no"
3140     fi
3141 fi
3142
3143 # check for usbredirparser for usb network redirection support
3144 if test "$usb_redir" != "no" ; then
3145     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3146         usb_redir="yes"
3147         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3148         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3149         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3150         libs_softmmu="$libs_softmmu $usb_redir_libs"
3151     else
3152         if test "$usb_redir" = "yes"; then
3153             feature_not_found "usb-redir"
3154         fi
3155         usb_redir="no"
3156     fi
3157 fi
3158
3159 ##########################################
3160 # check if we have VSS SDK headers for win
3161
3162 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3163   case "$vss_win32_sdk" in
3164     "")   vss_win32_include="-I$source_path" ;;
3165     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3166           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3167           vss_win32_include="-I$source_path/.sdk/vss"
3168           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3169           ;;
3170     *)    vss_win32_include="-I$vss_win32_sdk"
3171   esac
3172   cat > $TMPC << EOF
3173 #define __MIDL_user_allocate_free_DEFINED__
3174 #include <inc/win2003/vss.h>
3175 int main(void) { return VSS_CTX_BACKUP; }
3176 EOF
3177   if compile_prog "$vss_win32_include" "" ; then
3178     guest_agent_with_vss="yes"
3179     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3180     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3181   else
3182     if test "$vss_win32_sdk" != "" ; then
3183       echo "ERROR: Please download and install Microsoft VSS SDK:"
3184       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3185       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3186       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3187       echo "ERROR: The headers are extracted in the directory \`inc'."
3188       feature_not_found "VSS support"
3189     fi
3190     guest_agent_with_vss="no"
3191   fi
3192 fi
3193
3194 ##########################################
3195 # lookup Windows platform SDK (if not specified)
3196 # The SDK is needed only to build .tlb (type library) file of guest agent
3197 # VSS provider from the source. It is usually unnecessary because the
3198 # pre-compiled .tlb file is included.
3199
3200 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3201   if test -z "$win_sdk"; then
3202     programfiles="$PROGRAMFILES"
3203     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3204     if test -n "$programfiles"; then
3205       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3206     else
3207       feature_not_found "Windows SDK"
3208     fi
3209   elif test "$win_sdk" = "no"; then
3210     win_sdk=""
3211   fi
3212 fi
3213
3214 ##########################################
3215
3216 ##########################################
3217 # check if we have fdatasync
3218
3219 fdatasync=no
3220 cat > $TMPC << EOF
3221 #include <unistd.h>
3222 int main(void) {
3223 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3224 return fdatasync(0);
3225 #else
3226 #error Not supported
3227 #endif
3228 }
3229 EOF
3230 if compile_prog "" "" ; then
3231     fdatasync=yes
3232 fi
3233
3234 ##########################################
3235 # check if we have madvise
3236
3237 madvise=no
3238 cat > $TMPC << EOF
3239 #include <sys/types.h>
3240 #include <sys/mman.h>
3241 #include <stddef.h>
3242 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3243 EOF
3244 if compile_prog "" "" ; then
3245     madvise=yes
3246 fi
3247
3248 ##########################################
3249 # check if we have posix_madvise
3250
3251 posix_madvise=no
3252 cat > $TMPC << EOF
3253 #include <sys/mman.h>
3254 #include <stddef.h>
3255 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3256 EOF
3257 if compile_prog "" "" ; then
3258     posix_madvise=yes
3259 fi
3260
3261 ##########################################
3262 # check if we have usable SIGEV_THREAD_ID
3263
3264 sigev_thread_id=no
3265 cat > $TMPC << EOF
3266 #include <signal.h>
3267 int main(void) {
3268   struct sigevent ev;
3269   ev.sigev_notify = SIGEV_THREAD_ID;
3270   ev._sigev_un._tid = 0;
3271   asm volatile("" : : "g"(&ev));
3272   return 0;
3273 }
3274 EOF
3275 if compile_prog "" "" ; then
3276     sigev_thread_id=yes
3277 fi
3278
3279 ##########################################
3280 # check if trace backend exists
3281
3282 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3283 if test "$?" -ne 0 ; then
3284   error_exit "invalid trace backend" \
3285       "Please choose a supported trace backend."
3286 fi
3287
3288 ##########################################
3289 # For 'ust' backend, test if ust headers are present
3290 if test "$trace_backend" = "ust"; then
3291   cat > $TMPC << EOF
3292 #include <ust/tracepoint.h>
3293 #include <ust/marker.h>
3294 int main(void) { return 0; }
3295 EOF
3296   if compile_prog "" "" ; then
3297     LIBS="-lust -lurcu-bp $LIBS"
3298     libs_qga="-lust -lurcu-bp $libs_qga"
3299   else
3300     error_exit "Trace backend 'ust' missing libust header files"
3301   fi
3302 fi
3303
3304 ##########################################
3305 # For 'dtrace' backend, test if 'dtrace' command is present
3306 if test "$trace_backend" = "dtrace"; then
3307   if ! has 'dtrace' ; then
3308     error_exit "dtrace command is not found in PATH $PATH"
3309   fi
3310   trace_backend_stap="no"
3311   if has 'stap' ; then
3312     trace_backend_stap="yes"
3313   fi
3314 fi
3315
3316 ##########################################
3317 # check and set a backend for coroutine
3318
3319 # We prefer ucontext, but it's not always possible. The fallback
3320 # is sigcontext. gthread is not selectable except explicitly, because
3321 # it is not functional enough to run QEMU proper. (It is occasionally
3322 # useful for debugging purposes.)  On Windows the only valid backend
3323 # is the Windows-specific one.
3324
3325 ucontext_works=no
3326 if test "$darwin" != "yes"; then
3327   cat > $TMPC << EOF
3328 #include <ucontext.h>
3329 #ifdef __stub_makecontext
3330 #error Ignoring glibc stub makecontext which will always fail
3331 #endif
3332 int main(void) { makecontext(0, 0, 0); return 0; }
3333 EOF
3334   if compile_prog "" "" ; then
3335     ucontext_works=yes
3336   fi
3337 fi
3338
3339 if test "$coroutine" = ""; then
3340   if test "$mingw32" = "yes"; then
3341     coroutine=win32
3342   elif test "$ucontext_works" = "yes"; then
3343     coroutine=ucontext
3344   else
3345     coroutine=sigaltstack
3346   fi
3347 else
3348   case $coroutine in
3349   windows)
3350     if test "$mingw32" != "yes"; then
3351       error_exit "'windows' coroutine backend only valid for Windows"
3352     fi
3353     # Unfortunately the user visible backend name doesn't match the
3354     # coroutine-*.c filename for this case, so we have to adjust it here.
3355     coroutine=win32
3356     ;;
3357   ucontext)
3358     if test "$ucontext_works" != "yes"; then
3359       feature_not_found "ucontext"
3360     fi
3361     ;;
3362   gthread|sigaltstack)
3363     if test "$mingw32" = "yes"; then
3364       error_exit "only the 'windows' coroutine backend is valid for Windows"
3365     fi
3366     ;;
3367   *)
3368     error_exit "unknown coroutine backend $coroutine"
3369     ;;
3370   esac
3371 fi
3372
3373 if test "$coroutine_pool" = ""; then
3374   if test "$coroutine" = "gthread"; then
3375     coroutine_pool=no
3376   else
3377     coroutine_pool=yes
3378   fi
3379 fi
3380 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3381   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3382 fi
3383
3384 ##########################################
3385 # check if we have open_by_handle_at
3386
3387 open_by_handle_at=no
3388 cat > $TMPC << EOF
3389 #include <fcntl.h>
3390 #if !defined(AT_EMPTY_PATH)
3391 # error missing definition
3392 #else
3393 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3394 #endif
3395 EOF
3396 if compile_prog "" "" ; then
3397     open_by_handle_at=yes
3398 fi
3399
3400 ########################################
3401 # check if we have linux/magic.h
3402
3403 linux_magic_h=no
3404 cat > $TMPC << EOF
3405 #include <linux/magic.h>
3406 int main(void) {
3407   return 0;
3408 }
3409 EOF
3410 if compile_prog "" "" ; then
3411     linux_magic_h=yes
3412 fi
3413
3414 ########################################
3415 # check whether we can disable warning option with a pragma (this is needed
3416 # to silence warnings in the headers of some versions of external libraries).
3417 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3418 # only a warning.
3419 #
3420 # If we can't selectively disable warning in the code, disable -Werror so that
3421 # the build doesn't fail anyway.
3422
3423 pragma_disable_unused_but_set=no
3424 cat > $TMPC << EOF
3425 #pragma GCC diagnostic push
3426 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3427 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3428 #pragma GCC diagnostic pop
3429
3430 int main(void) {
3431     return 0;
3432 }
3433 EOF
3434 if compile_prog "-Werror" "" ; then
3435     pragma_diagnostic_available=yes
3436 else
3437     werror=no
3438 fi
3439
3440 ########################################
3441 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3442
3443 valgrind_h=no
3444 cat > $TMPC << EOF
3445 #include <valgrind/valgrind.h>
3446 #include <valgrind/memcheck.h>
3447 int main(void) {
3448   return 0;
3449 }
3450 EOF
3451 if compile_prog "" "" ; then
3452     valgrind_h=yes
3453 fi
3454
3455 ########################################
3456 # check if environ is declared
3457
3458 has_environ=no
3459 cat > $TMPC << EOF
3460 #include <unistd.h>
3461 int main(void) {
3462     environ = 0;
3463     return 0;
3464 }
3465 EOF
3466 if compile_prog "" "" ; then
3467     has_environ=yes
3468 fi
3469
3470 ########################################
3471 # check if cpuid.h is usable.
3472
3473 cpuid_h=no
3474 cat > $TMPC << EOF
3475 #include <cpuid.h>
3476 int main(void) {
3477   return 0;
3478 }
3479 EOF
3480 if compile_prog "" "" ; then
3481     cpuid_h=yes
3482 fi
3483
3484 ########################################
3485 # check if __[u]int128_t is usable.
3486
3487 int128=no
3488 cat > $TMPC << EOF
3489 __int128_t a;
3490 __uint128_t b;
3491 int main (void) {
3492   a = a + b;
3493   b = a * b;
3494   a = a * a;
3495   return 0;
3496 }
3497 EOF
3498 if compile_prog "" "" ; then
3499     int128=yes
3500 fi
3501
3502 ########################################
3503 # check if getauxval is available.
3504
3505 getauxval=no
3506 cat > $TMPC << EOF
3507 #include <sys/auxv.h>
3508 int main(void) {
3509   return getauxval(AT_HWCAP) == 0;
3510 }
3511 EOF
3512 if compile_prog "" "" ; then
3513     getauxval=yes
3514 fi
3515
3516 ##########################################
3517 # End of CC checks
3518 # After here, no more $cc or $ld runs
3519
3520 if test "$gcov" = "yes" ; then
3521   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3522   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3523 elif test "$debug" = "no" ; then
3524   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3525 fi
3526
3527
3528 # Disable zero malloc errors for official releases unless explicitly told to
3529 # enable/disable
3530 if test -z "$zero_malloc" ; then
3531     if test "$z_version" = "50" ; then
3532         zero_malloc="no"
3533     else
3534         zero_malloc="yes"
3535     fi
3536 fi
3537
3538 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3539 if test "$werror" = "yes"; then
3540     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3541 fi
3542
3543 if test "$solaris" = "no" ; then
3544     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3545         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3546     fi
3547 fi
3548
3549 # test if pod2man has --utf8 option
3550 if pod2man --help | grep -q utf8; then
3551     POD2MAN="pod2man --utf8"
3552 else
3553     POD2MAN="pod2man"
3554 fi
3555
3556 # Use ASLR, no-SEH and DEP if available
3557 if test "$mingw32" = "yes" ; then
3558     for flag in --dynamicbase --no-seh --nxcompat; do
3559         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3560             LDFLAGS="-Wl,$flag $LDFLAGS"
3561         fi
3562     done
3563 fi
3564
3565 qemu_confdir=$sysconfdir$confsuffix
3566 qemu_datadir=$datadir$confsuffix
3567 qemu_localedir="$datadir/locale"
3568
3569 tools=""
3570 if test "$want_tools" = "yes" ; then
3571   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3572   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3573     tools="qemu-nbd\$(EXESUF) $tools"
3574   fi
3575 fi
3576 if test "$softmmu" = yes ; then
3577   if test "$virtfs" != no ; then
3578     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3579       virtfs=yes
3580       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3581     else
3582       if test "$virtfs" = yes; then
3583         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3584       fi
3585       virtfs=no
3586     fi
3587   fi
3588 fi
3589 if [ "$guest_agent" != "no" ]; then
3590   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3591       tools="qemu-ga\$(EXESUF) $tools"
3592       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3593         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3594       fi
3595       guest_agent=yes
3596   elif [ "$guest_agent" != yes ]; then
3597       guest_agent=no
3598   else
3599       error_exit "Guest agent is not supported on this platform"
3600   fi
3601 fi
3602
3603 # Mac OS X ships with a broken assembler
3604 roms=
3605 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3606         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3607         "$softmmu" = yes ; then
3608   roms="optionrom"
3609 fi
3610 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3611   roms="$roms spapr-rtas"
3612 fi
3613
3614 if test "$cpu" = "s390x" ; then
3615   roms="$roms s390-ccw"
3616 fi
3617
3618 # Probe for the need for relocating the user-only binary.
3619 if test "$pie" = "no" ; then
3620   textseg_addr=
3621   case "$cpu" in
3622     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3623       textseg_addr=0x60000000
3624       ;;
3625     mips)
3626       textseg_addr=0x400000
3627       ;;
3628   esac
3629   if [ -n "$textseg_addr" ]; then
3630     cat > $TMPC <<EOF
3631     int main(void) { return 0; }
3632 EOF
3633     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3634     if ! compile_prog "" "$textseg_ldflags"; then
3635       # In case ld does not support -Ttext-segment, edit the default linker
3636       # script via sed to set the .text start addr.  This is needed on FreeBSD
3637       # at least.
3638       $ld --verbose | sed \
3639         -e '1,/==================================================/d' \
3640         -e '/==================================================/,$d' \
3641         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3642         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3643       textseg_ldflags="-Wl,-T../config-host.ld"
3644     fi
3645   fi
3646 fi
3647
3648 # add pixman flags after all config tests are done
3649 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3650 libs_softmmu="$libs_softmmu $pixman_libs"
3651
3652 echo "Install prefix    $prefix"
3653 echo "BIOS directory    `eval echo $qemu_datadir`"
3654 echo "binary directory  `eval echo $bindir`"
3655 echo "library directory `eval echo $libdir`"
3656 echo "libexec directory `eval echo $libexecdir`"
3657 echo "include directory `eval echo $includedir`"
3658 echo "config directory  `eval echo $sysconfdir`"
3659 if test "$mingw32" = "no" ; then
3660 echo "local state directory   `eval echo $local_statedir`"
3661 echo "Manual directory  `eval echo $mandir`"
3662 echo "ELF interp prefix $interp_prefix"
3663 else
3664 echo "local state directory   queried at runtime"
3665 echo "Windows SDK       $win_sdk"
3666 fi
3667 echo "Source path       $source_path"
3668 echo "C compiler        $cc"
3669 echo "Host C compiler   $host_cc"
3670 echo "C++ compiler      $cxx"
3671 echo "Objective-C compiler $objcc"
3672 echo "CFLAGS            $CFLAGS"
3673 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3674 echo "LDFLAGS           $LDFLAGS"
3675 echo "make              $make"
3676 echo "install           $install"
3677 echo "python            $python"
3678 if test "$slirp" = "yes" ; then
3679     echo "smbd              $smbd"
3680 fi
3681 echo "host CPU          $cpu"
3682 echo "host big endian   $bigendian"
3683 echo "target list       $target_list"
3684 echo "tcg debug enabled $debug_tcg"
3685 echo "gprof enabled     $gprof"
3686 echo "sparse enabled    $sparse"
3687 echo "strip binaries    $strip_opt"
3688 echo "profiler          $profiler"
3689 echo "static build      $static"
3690 echo "-Werror enabled   $werror"
3691 if test "$darwin" = "yes" ; then
3692     echo "Cocoa support     $cocoa"
3693 fi
3694 echo "pixman            $pixman"
3695 echo "SDL support       $sdl"
3696 echo "GTK support       $gtk"
3697 echo "curses support    $curses"
3698 echo "curl support      $curl"
3699 echo "mingw32 support   $mingw32"
3700 echo "Audio drivers     $audio_drv_list"
3701 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3702 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3703 echo "VirtFS support    $virtfs"
3704 echo "VNC support       $vnc"
3705 if test "$vnc" = "yes" ; then
3706     echo "VNC TLS support   $vnc_tls"
3707     echo "VNC SASL support  $vnc_sasl"
3708     echo "VNC JPEG support  $vnc_jpeg"
3709     echo "VNC PNG support   $vnc_png"
3710     echo "VNC WS support    $vnc_ws"
3711 fi
3712 if test -n "$sparc_cpu"; then
3713     echo "Target Sparc Arch $sparc_cpu"
3714 fi
3715 echo "xen support       $xen"
3716 echo "brlapi support    $brlapi"
3717 echo "bluez  support    $bluez"
3718 echo "Documentation     $docs"
3719 [ ! -z "$uname_release" ] && \
3720 echo "uname -r          $uname_release"
3721 echo "GUEST_BASE        $guest_base"
3722 echo "PIE               $pie"
3723 echo "vde support       $vde"
3724 echo "Linux AIO support $linux_aio"
3725 echo "ATTR/XATTR support $attr"
3726 echo "Install blobs     $blobs"
3727 echo "KVM support       $kvm"
3728 echo "RDMA support      $rdma"
3729 echo "TCG interpreter   $tcg_interpreter"
3730 echo "fdt support       $fdt"
3731 echo "preadv support    $preadv"
3732 echo "fdatasync         $fdatasync"
3733 echo "madvise           $madvise"
3734 echo "posix_madvise     $posix_madvise"
3735 echo "sigev_thread_id   $sigev_thread_id"
3736 echo "uuid support      $uuid"
3737 echo "libcap-ng support $cap_ng"
3738 echo "vhost-net support $vhost_net"
3739 echo "vhost-scsi support $vhost_scsi"
3740 echo "Trace backend     $trace_backend"
3741 echo "Trace output file $trace_file-<pid>"
3742 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3743 echo "rbd support       $rbd"
3744 echo "xfsctl support    $xfs"
3745 echo "nss used          $smartcard_nss"
3746 echo "libusb            $libusb"
3747 echo "usb net redir     $usb_redir"
3748 echo "GLX support       $glx"
3749 echo "libiscsi support  $libiscsi"
3750 echo "build guest agent $guest_agent"
3751 echo "QGA VSS support   $guest_agent_with_vss"
3752 echo "seccomp support   $seccomp"
3753 echo "coroutine backend $coroutine"
3754 echo "coroutine pool    $coroutine_pool"
3755 echo "GlusterFS support $glusterfs"
3756 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3757 echo "gcov              $gcov_tool"
3758 echo "gcov enabled      $gcov"
3759 echo "TPM support       $tpm"
3760 echo "libssh2 support   $libssh2"
3761 echo "TPM passthrough   $tpm_passthrough"
3762 echo "QOM debugging     $qom_cast_debug"
3763
3764 if test "$sdl_too_old" = "yes"; then
3765 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3766 fi
3767
3768 config_host_mak="config-host.mak"
3769
3770 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3771
3772 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3773 echo >> $config_host_mak
3774
3775 echo all: >> $config_host_mak
3776 echo "prefix=$prefix" >> $config_host_mak
3777 echo "bindir=$bindir" >> $config_host_mak
3778 echo "libdir=$libdir" >> $config_host_mak
3779 echo "libexecdir=$libexecdir" >> $config_host_mak
3780 echo "includedir=$includedir" >> $config_host_mak
3781 echo "mandir=$mandir" >> $config_host_mak
3782 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3783 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3784 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3785 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3786 if test "$mingw32" = "no" ; then
3787   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3788 fi
3789 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3790 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3791 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3792 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3793 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3794
3795 echo "ARCH=$ARCH" >> $config_host_mak
3796
3797 if test "$debug_tcg" = "yes" ; then
3798   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3799 fi
3800 if test "$strip_opt" = "yes" ; then
3801   echo "STRIP=${strip}" >> $config_host_mak
3802 fi
3803 if test "$bigendian" = "yes" ; then
3804   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3805 fi
3806 if test "$mingw32" = "yes" ; then
3807   echo "CONFIG_WIN32=y" >> $config_host_mak
3808   rc_version=`cat $source_path/VERSION`
3809   version_major=${rc_version%%.*}
3810   rc_version=${rc_version#*.}
3811   version_minor=${rc_version%%.*}
3812   rc_version=${rc_version#*.}
3813   version_subminor=${rc_version%%.*}
3814   version_micro=0
3815   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3816   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3817   if test "$guest_agent_with_vss" = "yes" ; then
3818     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3819     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3820   fi
3821 else
3822   echo "CONFIG_POSIX=y" >> $config_host_mak
3823 fi
3824
3825 if test "$linux" = "yes" ; then
3826   echo "CONFIG_LINUX=y" >> $config_host_mak
3827 fi
3828
3829 if test "$darwin" = "yes" ; then
3830   echo "CONFIG_DARWIN=y" >> $config_host_mak
3831 fi
3832
3833 if test "$aix" = "yes" ; then
3834   echo "CONFIG_AIX=y" >> $config_host_mak
3835 fi
3836
3837 if test "$solaris" = "yes" ; then
3838   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3839   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3840   if test "$needs_libsunmath" = "yes" ; then
3841     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3842   fi
3843 fi
3844 if test "$haiku" = "yes" ; then
3845   echo "CONFIG_HAIKU=y" >> $config_host_mak
3846 fi
3847 if test "$static" = "yes" ; then
3848   echo "CONFIG_STATIC=y" >> $config_host_mak
3849 fi
3850 if test "$profiler" = "yes" ; then
3851   echo "CONFIG_PROFILER=y" >> $config_host_mak
3852 fi
3853 if test "$slirp" = "yes" ; then
3854   echo "CONFIG_SLIRP=y" >> $config_host_mak
3855   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3856 fi
3857 if test "$vde" = "yes" ; then
3858   echo "CONFIG_VDE=y" >> $config_host_mak
3859 fi
3860 if test "$cap_ng" = "yes" ; then
3861   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3862 fi
3863 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3864 for drv in $audio_drv_list; do
3865     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3866     echo "$def=y" >> $config_host_mak
3867     if test "$drv" = "fmod"; then
3868         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3869     fi
3870 done
3871 if test "$audio_pt_int" = "yes" ; then
3872   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3873 fi
3874 if test "$audio_win_int" = "yes" ; then
3875   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3876 fi
3877 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3878 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3879 if test "$vnc" = "yes" ; then
3880   echo "CONFIG_VNC=y" >> $config_host_mak
3881 fi
3882 if test "$vnc_tls" = "yes" ; then
3883   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3884 fi
3885 if test "$vnc_sasl" = "yes" ; then
3886   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3887 fi
3888 if test "$vnc_jpeg" = "yes" ; then
3889   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3890 fi
3891 if test "$vnc_png" = "yes" ; then
3892   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3893 fi
3894 if test "$vnc_ws" = "yes" ; then
3895   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3896   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3897 fi
3898 if test "$fnmatch" = "yes" ; then
3899   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3900 fi
3901 if test "$uuid" = "yes" ; then
3902   echo "CONFIG_UUID=y" >> $config_host_mak
3903 fi
3904 if test "$xfs" = "yes" ; then
3905   echo "CONFIG_XFS=y" >> $config_host_mak
3906 fi
3907 qemu_version=`head $source_path/VERSION`
3908 echo "VERSION=$qemu_version" >>$config_host_mak
3909 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3910 echo "SRC_PATH=$source_path" >> $config_host_mak
3911 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3912 if [ "$docs" = "yes" ] ; then
3913   echo "BUILD_DOCS=yes" >> $config_host_mak
3914 fi
3915 if test "$sdl" = "yes" ; then
3916   echo "CONFIG_SDL=y" >> $config_host_mak
3917   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3918 fi
3919 if test "$cocoa" = "yes" ; then
3920   echo "CONFIG_COCOA=y" >> $config_host_mak
3921 fi
3922 if test "$curses" = "yes" ; then
3923   echo "CONFIG_CURSES=y" >> $config_host_mak
3924 fi
3925 if test "$utimens" = "yes" ; then
3926   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3927 fi
3928 if test "$pipe2" = "yes" ; then
3929   echo "CONFIG_PIPE2=y" >> $config_host_mak
3930 fi
3931 if test "$accept4" = "yes" ; then
3932   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3933 fi
3934 if test "$splice" = "yes" ; then
3935   echo "CONFIG_SPLICE=y" >> $config_host_mak
3936 fi
3937 if test "$eventfd" = "yes" ; then
3938   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3939 fi
3940 if test "$fallocate" = "yes" ; then
3941   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3942 fi
3943 if test "$fallocate_punch_hole" = "yes" ; then
3944   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3945 fi
3946 if test "$sync_file_range" = "yes" ; then
3947   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3948 fi
3949 if test "$fiemap" = "yes" ; then
3950   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3951 fi
3952 if test "$dup3" = "yes" ; then
3953   echo "CONFIG_DUP3=y" >> $config_host_mak
3954 fi
3955 if test "$ppoll" = "yes" ; then
3956   echo "CONFIG_PPOLL=y" >> $config_host_mak
3957 fi
3958 if test "$prctl_pr_set_timerslack" = "yes" ; then
3959   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
3960 fi
3961 if test "$epoll" = "yes" ; then
3962   echo "CONFIG_EPOLL=y" >> $config_host_mak
3963 fi
3964 if test "$epoll_create1" = "yes" ; then
3965   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3966 fi
3967 if test "$epoll_pwait" = "yes" ; then
3968   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3969 fi
3970 if test "$sendfile" = "yes" ; then
3971   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3972 fi
3973 if test "$inotify" = "yes" ; then
3974   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3975 fi
3976 if test "$inotify1" = "yes" ; then
3977   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3978 fi
3979 if test "$byteswap_h" = "yes" ; then
3980   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3981 fi
3982 if test "$bswap_h" = "yes" ; then
3983   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3984 fi
3985 if test "$curl" = "yes" ; then
3986   echo "CONFIG_CURL=y" >> $config_host_mak
3987   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3988 fi
3989 if test "$brlapi" = "yes" ; then
3990   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3991 fi
3992 if test "$bluez" = "yes" ; then
3993   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3994   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3995 fi
3996 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3997 if test "$gtk" = "yes" ; then
3998   echo "CONFIG_GTK=y" >> $config_host_mak
3999   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4000   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4001 fi
4002 if test "$xen" = "yes" ; then
4003   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4004   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4005 fi
4006 if test "$linux_aio" = "yes" ; then
4007   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4008 fi
4009 if test "$attr" = "yes" ; then
4010   echo "CONFIG_ATTR=y" >> $config_host_mak
4011 fi
4012 if test "$libattr" = "yes" ; then
4013   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4014 fi
4015 if test "$virtfs" = "yes" ; then
4016   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4017 fi
4018 if test "$vhost_scsi" = "yes" ; then
4019   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4020 fi
4021 if test "$blobs" = "yes" ; then
4022   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4023 fi
4024 if test "$iovec" = "yes" ; then
4025   echo "CONFIG_IOVEC=y" >> $config_host_mak
4026 fi
4027 if test "$preadv" = "yes" ; then
4028   echo "CONFIG_PREADV=y" >> $config_host_mak
4029 fi
4030 if test "$fdt" = "yes" ; then
4031   echo "CONFIG_FDT=y" >> $config_host_mak
4032 fi
4033 if test "$signalfd" = "yes" ; then
4034   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4035 fi
4036 if test "$tcg_interpreter" = "yes" ; then
4037   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4038 fi
4039 if test "$fdatasync" = "yes" ; then
4040   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4041 fi
4042 if test "$madvise" = "yes" ; then
4043   echo "CONFIG_MADVISE=y" >> $config_host_mak
4044 fi
4045 if test "$posix_madvise" = "yes" ; then
4046   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4047 fi
4048 if test "$sigev_thread_id" = "yes" ; then
4049   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4050 fi
4051
4052 if test "$spice" = "yes" ; then
4053   echo "CONFIG_SPICE=y" >> $config_host_mak
4054 fi
4055
4056 if test "$smartcard_nss" = "yes" ; then
4057   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4058   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4059   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4060 fi
4061
4062 if test "$libusb" = "yes" ; then
4063   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4064 fi
4065
4066 if test "$usb_redir" = "yes" ; then
4067   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4068 fi
4069
4070 if test "$glx" = "yes" ; then
4071   echo "CONFIG_GLX=y" >> $config_host_mak
4072   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4073 fi
4074
4075 if test "$libiscsi" = "yes" ; then
4076   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4077 fi
4078
4079 if test "$seccomp" = "yes"; then
4080   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4081 fi
4082
4083 # XXX: suppress that
4084 if [ "$bsd" = "yes" ] ; then
4085   echo "CONFIG_BSD=y" >> $config_host_mak
4086 fi
4087
4088 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4089
4090 if test "$zero_malloc" = "yes" ; then
4091   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4092 fi
4093 if test "$qom_cast_debug" = "yes" ; then
4094   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4095 fi
4096 if test "$rbd" = "yes" ; then
4097   echo "CONFIG_RBD=y" >> $config_host_mak
4098 fi
4099
4100 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4101 if test "$coroutine_pool" = "yes" ; then
4102   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4103 else
4104   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4105 fi
4106
4107 if test "$open_by_handle_at" = "yes" ; then
4108   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4109 fi
4110
4111 if test "$linux_magic_h" = "yes" ; then
4112   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4113 fi
4114
4115 if test "$pragma_diagnostic_available" = "yes" ; then
4116   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4117 fi
4118
4119 if test "$valgrind_h" = "yes" ; then
4120   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4121 fi
4122
4123 if test "$has_environ" = "yes" ; then
4124   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4125 fi
4126
4127 if test "$cpuid_h" = "yes" ; then
4128   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4129 fi
4130
4131 if test "$int128" = "yes" ; then
4132   echo "CONFIG_INT128=y" >> $config_host_mak
4133 fi
4134
4135 if test "$getauxval" = "yes" ; then
4136   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4137 fi
4138
4139 if test "$glusterfs" = "yes" ; then
4140   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4141 fi
4142
4143 if test "$glusterfs_discard" = "yes" ; then
4144   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4145 fi
4146
4147 if test "$libssh2" = "yes" ; then
4148   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4149 fi
4150
4151 if test "$virtio_blk_data_plane" = "yes" ; then
4152   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4153 fi
4154
4155 # USB host support
4156 if test "$libusb" = "yes"; then
4157   echo "HOST_USB=libusb legacy" >> $config_host_mak
4158 else
4159   echo "HOST_USB=stub" >> $config_host_mak
4160 fi
4161
4162 # TPM passthrough support?
4163 if test "$tpm" = "yes"; then
4164   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4165   if test "$tpm_passthrough" = "yes"; then
4166     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4167   fi
4168 fi
4169
4170 # use default implementation for tracing backend-specific routines
4171 trace_default=yes
4172 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4173 if test "$trace_backend" = "nop"; then
4174   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4175 fi
4176 if test "$trace_backend" = "simple"; then
4177   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4178   trace_default=no
4179   # Set the appropriate trace file.
4180   trace_file="\"$trace_file-\" FMT_pid"
4181 fi
4182 if test "$trace_backend" = "stderr"; then
4183   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4184   trace_default=no
4185 fi
4186 if test "$trace_backend" = "ust"; then
4187   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4188 fi
4189 if test "$trace_backend" = "dtrace"; then
4190   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4191   if test "$trace_backend_stap" = "yes" ; then
4192     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4193   fi
4194 fi
4195 if test "$trace_backend" = "ftrace"; then
4196   if test "$linux" = "yes" ; then
4197     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4198     trace_default=no
4199   else
4200     feature_not_found "ftrace(trace backend)"
4201   fi
4202 fi
4203 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4204 if test "$trace_default" = "yes"; then
4205   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4206 fi
4207
4208 if test "$rdma" = "yes" ; then
4209   echo "CONFIG_RDMA=y" >> $config_host_mak
4210 fi
4211
4212 if test "$tcg_interpreter" = "yes"; then
4213   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4214 elif test "$ARCH" = "sparc64" ; then
4215   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4216 elif test "$ARCH" = "s390x" ; then
4217   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4218 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4219   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4220 else
4221   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4222 fi
4223 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4224
4225 echo "TOOLS=$tools" >> $config_host_mak
4226 echo "ROMS=$roms" >> $config_host_mak
4227 echo "MAKE=$make" >> $config_host_mak
4228 echo "INSTALL=$install" >> $config_host_mak
4229 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4230 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4231 if test -n "$libtool"; then
4232   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4233   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4234 else
4235   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4236   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4237 fi
4238 echo "PYTHON=$python" >> $config_host_mak
4239 echo "CC=$cc" >> $config_host_mak
4240 if $iasl -h > /dev/null 2>&1; then
4241   echo "IASL=$iasl" >> $config_host_mak
4242 fi
4243 echo "CC_I386=$cc_i386" >> $config_host_mak
4244 echo "HOST_CC=$host_cc" >> $config_host_mak
4245 echo "CXX=$cxx" >> $config_host_mak
4246 echo "OBJCC=$objcc" >> $config_host_mak
4247 echo "AR=$ar" >> $config_host_mak
4248 echo "AS=$as" >> $config_host_mak
4249 echo "CPP=$cpp" >> $config_host_mak
4250 echo "OBJCOPY=$objcopy" >> $config_host_mak
4251 echo "LD=$ld" >> $config_host_mak
4252 echo "WINDRES=$windres" >> $config_host_mak
4253 echo "LIBTOOL=$libtool" >> $config_host_mak
4254 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4255 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4256 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4257 if test "$sparse" = "yes" ; then
4258   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4259   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4260   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4261 fi
4262 if test "$cross_prefix" != ""; then
4263   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4264 else
4265   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4266 fi
4267 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4268 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4269 echo "LIBS+=$LIBS" >> $config_host_mak
4270 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4271 echo "EXESUF=$EXESUF" >> $config_host_mak
4272 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4273 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4274 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4275 if test "$gcov" = "yes" ; then
4276   echo "CONFIG_GCOV=y" >> $config_host_mak
4277   echo "GCOV=$gcov_tool" >> $config_host_mak
4278 fi
4279
4280 # use included Linux headers
4281 if test "$linux" = "yes" ; then
4282   mkdir -p linux-headers
4283   case "$cpu" in
4284   i386|x86_64|x32)
4285     linux_arch=x86
4286     ;;
4287   ppcemb|ppc|ppc64)
4288     linux_arch=powerpc
4289     ;;
4290   s390x)
4291     linux_arch=s390
4292     ;;
4293   aarch64)
4294     linux_arch=arm64
4295     ;;
4296   *)
4297     # For most CPUs the kernel architecture name and QEMU CPU name match.
4298     linux_arch="$cpu"
4299     ;;
4300   esac
4301     # For non-KVM architectures we will not have asm headers
4302     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4303       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4304     fi
4305 fi
4306
4307 for target in $target_list; do
4308 target_dir="$target"
4309 config_target_mak=$target_dir/config-target.mak
4310 target_name=`echo $target | cut -d '-' -f 1`
4311 target_bigendian="no"
4312
4313 case "$target_name" in
4314   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4315   target_bigendian=yes
4316   ;;
4317 esac
4318 target_softmmu="no"
4319 target_user_only="no"
4320 target_linux_user="no"
4321 target_bsd_user="no"
4322 case "$target" in
4323   ${target_name}-softmmu)
4324     target_softmmu="yes"
4325     ;;
4326   ${target_name}-linux-user)
4327     if test "$linux" != "yes" ; then
4328       error_exit "Target '$target' is only available on a Linux host"
4329     fi
4330     target_user_only="yes"
4331     target_linux_user="yes"
4332     ;;
4333   ${target_name}-bsd-user)
4334     if test "$bsd" != "yes" ; then
4335       error_exit "Target '$target' is only available on a BSD host"
4336     fi
4337     target_user_only="yes"
4338     target_bsd_user="yes"
4339     ;;
4340   *)
4341     error_exit "Target '$target' not recognised"
4342     exit 1
4343     ;;
4344 esac
4345
4346 mkdir -p $target_dir
4347 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4348
4349 bflt="no"
4350 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4351 gdb_xml_files=""
4352
4353 TARGET_ARCH="$target_name"
4354 TARGET_BASE_ARCH=""
4355 TARGET_ABI_DIR=""
4356
4357 case "$target_name" in
4358   i386)
4359   ;;
4360   x86_64)
4361     TARGET_BASE_ARCH=i386
4362   ;;
4363   alpha)
4364   ;;
4365   arm|armeb)
4366     TARGET_ARCH=arm
4367     bflt="yes"
4368     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4369   ;;
4370   aarch64)
4371     TARGET_BASE_ARCH=arm
4372     bflt="yes"
4373     gdb_xml_files="aarch64-core.xml"
4374   ;;
4375   cris)
4376   ;;
4377   lm32)
4378   ;;
4379   m68k)
4380     bflt="yes"
4381     gdb_xml_files="cf-core.xml cf-fp.xml"
4382   ;;
4383   microblaze|microblazeel)
4384     TARGET_ARCH=microblaze
4385     bflt="yes"
4386   ;;
4387   mips|mipsel)
4388     TARGET_ARCH=mips
4389     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4390   ;;
4391   mipsn32|mipsn32el)
4392     TARGET_ARCH=mips64
4393     TARGET_BASE_ARCH=mips
4394     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4395     echo "TARGET_ABI32=y" >> $config_target_mak
4396   ;;
4397   mips64|mips64el)
4398     TARGET_ARCH=mips64
4399     TARGET_BASE_ARCH=mips
4400     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4401   ;;
4402   moxie)
4403   ;;
4404   or32)
4405     TARGET_ARCH=openrisc
4406     TARGET_BASE_ARCH=openrisc
4407   ;;
4408   ppc)
4409     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4410   ;;
4411   ppcemb)
4412     TARGET_BASE_ARCH=ppc
4413     TARGET_ABI_DIR=ppc
4414     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4415   ;;
4416   ppc64)
4417     TARGET_BASE_ARCH=ppc
4418     TARGET_ABI_DIR=ppc
4419     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4420   ;;
4421   ppc64abi32)
4422     TARGET_ARCH=ppc64
4423     TARGET_BASE_ARCH=ppc
4424     TARGET_ABI_DIR=ppc
4425     echo "TARGET_ABI32=y" >> $config_target_mak
4426     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4427   ;;
4428   sh4|sh4eb)
4429     TARGET_ARCH=sh4
4430     bflt="yes"
4431   ;;
4432   sparc)
4433   ;;
4434   sparc64)
4435     TARGET_BASE_ARCH=sparc
4436   ;;
4437   sparc32plus)
4438     TARGET_ARCH=sparc64
4439     TARGET_BASE_ARCH=sparc
4440     TARGET_ABI_DIR=sparc
4441     echo "TARGET_ABI32=y" >> $config_target_mak
4442   ;;
4443   s390x)
4444   ;;
4445   unicore32)
4446   ;;
4447   xtensa|xtensaeb)
4448     TARGET_ARCH=xtensa
4449   ;;
4450   *)
4451     error_exit "Unsupported target CPU"
4452   ;;
4453 esac
4454 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4455 if [ "$TARGET_BASE_ARCH" = "" ]; then
4456   TARGET_BASE_ARCH=$TARGET_ARCH
4457 fi
4458
4459 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4460
4461 upper() {
4462     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4463 }
4464
4465 target_arch_name="`upper $TARGET_ARCH`"
4466 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4467 echo "TARGET_NAME=$target_name" >> $config_target_mak
4468 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4469 if [ "$TARGET_ABI_DIR" = "" ]; then
4470   TARGET_ABI_DIR=$TARGET_ARCH
4471 fi
4472 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4473 case "$target_name" in
4474   i386|x86_64)
4475     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4476       echo "CONFIG_XEN=y" >> $config_target_mak
4477       if test "$xen_pci_passthrough" = yes; then
4478         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4479       fi
4480     fi
4481     ;;
4482   *)
4483 esac
4484 case "$target_name" in
4485   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4486     # Make sure the target and host cpus are compatible
4487     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4488       \( "$target_name" = "$cpu" -o \
4489       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4490       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4491       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4492       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4493       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4494       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4495       echo "CONFIG_KVM=y" >> $config_target_mak
4496       if test "$vhost_net" = "yes" ; then
4497         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4498       fi
4499     fi
4500 esac
4501 if test "$target_bigendian" = "yes" ; then
4502   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4503 fi
4504 if test "$target_softmmu" = "yes" ; then
4505   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4506 fi
4507 if test "$target_user_only" = "yes" ; then
4508   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4509   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4510 fi
4511 if test "$target_linux_user" = "yes" ; then
4512   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4513 fi
4514 list=""
4515 if test ! -z "$gdb_xml_files" ; then
4516   for x in $gdb_xml_files; do
4517     list="$list $source_path/gdb-xml/$x"
4518   done
4519   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4520 fi
4521
4522 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4523   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4524 fi
4525 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4526   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4527 fi
4528 if test "$target_bsd_user" = "yes" ; then
4529   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4530 fi
4531
4532 # generate QEMU_CFLAGS/LDFLAGS for targets
4533
4534 cflags=""
4535 ldflags=""
4536
4537 for i in $ARCH $TARGET_BASE_ARCH ; do
4538   case "$i" in
4539   alpha)
4540     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4541     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4542   ;;
4543   arm)
4544     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4545     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4546   ;;
4547   cris)
4548     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4549     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4550   ;;
4551   hppa)
4552     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4553     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4554   ;;
4555   i386|x86_64|x32)
4556     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4557     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4558   ;;
4559   ia64*)
4560     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4561     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4562   ;;
4563   lm32)
4564     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4565     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4566   ;;
4567   m68k)
4568     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4569     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4570   ;;
4571   microblaze*)
4572     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4573     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4574   ;;
4575   mips*)
4576     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4577     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4578   ;;
4579   moxie*)
4580     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4581     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4582   ;;
4583   or32)
4584     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4585     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4586   ;;
4587   ppc*)
4588     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4589     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4590   ;;
4591   s390*)
4592     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4593     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4594   ;;
4595   sh4)
4596     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4597     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4598   ;;
4599   sparc*)
4600     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4601     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4602   ;;
4603   xtensa*)
4604     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4605     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4606   ;;
4607   esac
4608 done
4609 if test "$tcg_interpreter" = "yes" ; then
4610   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4611   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4612 fi
4613
4614 case "$ARCH" in
4615 alpha)
4616   # Ensure there's only a single GP
4617   cflags="-msmall-data $cflags"
4618 ;;
4619 esac
4620
4621 if test "$gprof" = "yes" ; then
4622   echo "TARGET_GPROF=yes" >> $config_target_mak
4623   if test "$target_linux_user" = "yes" ; then
4624     cflags="-p $cflags"
4625     ldflags="-p $ldflags"
4626   fi
4627   if test "$target_softmmu" = "yes" ; then
4628     ldflags="-p $ldflags"
4629     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4630   fi
4631 fi
4632
4633 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4634   ldflags="$ldflags $textseg_ldflags"
4635 fi
4636
4637 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4638 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4639
4640 done # for target in $targets
4641
4642 if [ "$pixman" = "internal" ]; then
4643   echo "config-host.h: subdir-pixman" >> $config_host_mak
4644 fi
4645
4646 if test "$rdma" = "yes" ; then
4647 echo "CONFIG_RDMA=y" >> $config_host_mak
4648 fi
4649
4650 if [ "$dtc_internal" = "yes" ]; then
4651   echo "config-host.h: subdir-dtc" >> $config_host_mak
4652 fi
4653
4654 # build tree in object directory in case the source is not in the current directory
4655 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4656 DIRS="$DIRS fsdev"
4657 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4658 DIRS="$DIRS roms/seabios roms/vgabios"
4659 DIRS="$DIRS qapi-generated"
4660 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4661 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4662 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4663 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4664 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4665 FILES="$FILES pc-bios/s390-ccw/Makefile"
4666 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4667 FILES="$FILES pc-bios/qemu-icon.bmp"
4668 for bios_file in \
4669     $source_path/pc-bios/*.bin \
4670     $source_path/pc-bios/*.aml \
4671     $source_path/pc-bios/*.rom \
4672     $source_path/pc-bios/*.dtb \
4673     $source_path/pc-bios/*.img \
4674     $source_path/pc-bios/openbios-* \
4675     $source_path/pc-bios/palcode-*
4676 do
4677     FILES="$FILES pc-bios/`basename $bios_file`"
4678 done
4679 mkdir -p $DIRS
4680 for f in $FILES ; do
4681     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4682         symlink "$source_path/$f" "$f"
4683     fi
4684 done
4685
4686 # temporary config to build submodules
4687 for rom in seabios vgabios ; do
4688     config_mak=roms/$rom/config.mak
4689     echo "# Automatically generated by configure - do not modify" > $config_mak
4690     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4691     echo "AS=$as" >> $config_mak
4692     echo "CC=$cc" >> $config_mak
4693     echo "BCC=bcc" >> $config_mak
4694     echo "CPP=$cpp" >> $config_mak
4695     echo "OBJCOPY=objcopy" >> $config_mak
4696     echo "IASL=$iasl" >> $config_mak
4697     echo "LD=$ld" >> $config_mak
4698 done
4699
4700 if test "$docs" = "yes" ; then
4701   mkdir -p QMP
4702 fi