configure: Use -B switch only for Python versions which support it
[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 error_exit() {
31     echo
32     echo "ERROR: $1"
33     while test -n "$2"; do
34         echo "       $2"
35         shift
36     done
37     echo
38     exit 1
39 }
40
41 do_cc() {
42     # Run the compiler, capturing its output to the log.
43     echo $cc "$@" >> config.log
44     $cc "$@" >> config.log 2>&1 || return $?
45     # Test passed. If this is an --enable-werror build, rerun
46     # the test with -Werror and bail out if it fails. This
47     # makes warning-generating-errors in configure test code
48     # obvious to developers.
49     if test "$werror" != "yes"; then
50         return 0
51     fi
52     # Don't bother rerunning the compile if we were already using -Werror
53     case "$*" in
54         *-Werror*)
55            return 0
56         ;;
57     esac
58     echo $cc -Werror "$@" >> config.log
59     $cc -Werror "$@" >> config.log 2>&1 && return $?
60     error_exit "configure test passed without -Werror but failed with -Werror." \
61         "This is probably a bug in the configure script. The failing command" \
62         "will be at the bottom of config.log." \
63         "You can run configure with --disable-werror to bypass this check."
64 }
65
66 compile_object() {
67   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
68 }
69
70 compile_prog() {
71   local_cflags="$1"
72   local_ldflags="$2"
73   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
74 }
75
76 # symbolically link $1 to $2.  Portable version of "ln -sf".
77 symlink() {
78   rm -rf "$2"
79   mkdir -p "$(dirname "$2")"
80   ln -s "$1" "$2"
81 }
82
83 # check whether a command is available to this shell (may be either an
84 # executable or a builtin)
85 has() {
86     type "$1" >/dev/null 2>&1
87 }
88
89 # search for an executable in PATH
90 path_of() {
91     local_command="$1"
92     local_ifs="$IFS"
93     local_dir=""
94
95     # pathname has a dir component?
96     if [ "${local_command#*/}" != "$local_command" ]; then
97         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
98             echo "$local_command"
99             return 0
100         fi
101     fi
102     if [ -z "$local_command" ]; then
103         return 1
104     fi
105
106     IFS=:
107     for local_dir in $PATH; do
108         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
109             echo "$local_dir/$local_command"
110             IFS="${local_ifs:-$(printf ' \t\n')}"
111             return 0
112         fi
113     done
114     # not found
115     IFS="${local_ifs:-$(printf ' \t\n')}"
116     return 1
117 }
118
119 # default parameters
120 source_path=`dirname "$0"`
121 cpu=""
122 iasl="iasl"
123 interp_prefix="/usr/gnemul/qemu-%M"
124 static="no"
125 cross_prefix=""
126 audio_drv_list=""
127 block_drv_rw_whitelist=""
128 block_drv_ro_whitelist=""
129 host_cc="cc"
130 libs_softmmu=""
131 libs_tools=""
132 audio_pt_int=""
133 audio_win_int=""
134 cc_i386=i386-pc-linux-gnu-gcc
135 libs_qga=""
136 debug_info="yes"
137
138 # Don't accept a target_list environment variable.
139 unset target_list
140
141 # Default value for a variable defining feature "foo".
142 #  * foo="no"  feature will only be used if --enable-foo arg is given
143 #  * foo=""    feature will be searched for, and if found, will be used
144 #              unless --disable-foo is given
145 #  * foo="yes" this value will only be set by --enable-foo flag.
146 #              feature will searched for,
147 #              if not found, configure exits with error
148 #
149 # Always add --enable-foo and --disable-foo command line args.
150 # Distributions want to ensure that several features are compiled in, and it
151 # is impossible without a --enable-foo that exits if a feature is not found.
152
153 bluez=""
154 brlapi=""
155 curl=""
156 curses=""
157 docs=""
158 fdt=""
159 pixman=""
160 sdl=""
161 virtfs=""
162 vnc="yes"
163 sparse="no"
164 uuid=""
165 vde=""
166 vnc_tls=""
167 vnc_sasl=""
168 vnc_jpeg=""
169 vnc_png=""
170 vnc_ws=""
171 xen=""
172 xen_ctrl_version=""
173 xen_pci_passthrough=""
174 linux_aio=""
175 cap_ng=""
176 attr=""
177 libattr=""
178 xfs=""
179
180 vhost_net="no"
181 vhost_scsi="no"
182 kvm="no"
183 rdma=""
184 gprof="no"
185 debug_tcg="no"
186 debug="no"
187 strip_opt="yes"
188 tcg_interpreter="no"
189 bigendian="no"
190 mingw32="no"
191 gcov="no"
192 gcov_tool="gcov"
193 EXESUF=""
194 prefix="/usr/local"
195 mandir="\${prefix}/share/man"
196 datadir="\${prefix}/share"
197 qemu_docdir="\${prefix}/share/doc/qemu"
198 bindir="\${prefix}/bin"
199 libdir="\${prefix}/lib"
200 libexecdir="\${prefix}/libexec"
201 includedir="\${prefix}/include"
202 sysconfdir="\${prefix}/etc"
203 local_statedir="\${prefix}/var"
204 confsuffix="/qemu"
205 slirp="yes"
206 fmod_lib=""
207 fmod_inc=""
208 oss_lib=""
209 bsd="no"
210 linux="no"
211 solaris="no"
212 profiler="no"
213 cocoa="no"
214 softmmu="yes"
215 linux_user="no"
216 bsd_user="no"
217 guest_base="yes"
218 uname_release=""
219 aix="no"
220 blobs="yes"
221 pkgversion=""
222 pie=""
223 zero_malloc=""
224 qom_cast_debug="yes"
225 trace_backend="nop"
226 trace_file="trace"
227 spice=""
228 rbd=""
229 smartcard_nss=""
230 libusb=""
231 usb_redir=""
232 glx=""
233 zlib="yes"
234 guest_agent=""
235 guest_agent_with_vss="no"
236 vss_win32_sdk=""
237 win_sdk="no"
238 want_tools="yes"
239 libiscsi=""
240 coroutine=""
241 coroutine_pool=""
242 seccomp=""
243 glusterfs=""
244 glusterfs_discard="no"
245 virtio_blk_data_plane=""
246 gtk=""
247 gtkabi="2.0"
248 tpm="no"
249 libssh2=""
250
251 # parse CC options first
252 for opt do
253   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
254   case "$opt" in
255   --cross-prefix=*) cross_prefix="$optarg"
256   ;;
257   --cc=*) CC="$optarg"
258   ;;
259   --cxx=*) CXX="$optarg"
260   ;;
261   --iasl=*) iasl="$optarg"
262   ;;
263   --source-path=*) source_path="$optarg"
264   ;;
265   --cpu=*) cpu="$optarg"
266   ;;
267   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
268                     EXTRA_CFLAGS="$optarg"
269   ;;
270   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
271                      EXTRA_LDFLAGS="$optarg"
272   ;;
273   --enable-debug-info) debug_info="yes"
274   ;;
275   --disable-debug-info) debug_info="no"
276   ;;
277   esac
278 done
279 # OS specific
280 # Using uname is really, really broken.  Once we have the right set of checks
281 # we can eliminate its usage altogether.
282
283 # Preferred compiler:
284 #  ${CC} (if set)
285 #  ${cross_prefix}gcc (if cross-prefix specified)
286 #  system compiler
287 if test -z "${CC}${cross_prefix}"; then
288   cc="$host_cc"
289 else
290   cc="${CC-${cross_prefix}gcc}"
291 fi
292
293 if test -z "${CXX}${cross_prefix}"; then
294   cxx="c++"
295 else
296   cxx="${CXX-${cross_prefix}g++}"
297 fi
298
299 ar="${AR-${cross_prefix}ar}"
300 as="${AS-${cross_prefix}as}"
301 cpp="${CPP-$cc -E}"
302 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
303 ld="${LD-${cross_prefix}ld}"
304 libtool="${LIBTOOL-${cross_prefix}libtool}"
305 strip="${STRIP-${cross_prefix}strip}"
306 windres="${WINDRES-${cross_prefix}windres}"
307 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
308 query_pkg_config() {
309     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
310 }
311 pkg_config=query_pkg_config
312 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
313
314 # default flags for all hosts
315 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
316 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
317 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
318 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
319 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
320 if test "$debug_info" = "yes"; then
321     CFLAGS="-g $CFLAGS"
322     LDFLAGS="-g $LDFLAGS"
323 fi
324
325 # make source path absolute
326 source_path=`cd "$source_path"; pwd`
327
328 check_define() {
329 cat > $TMPC <<EOF
330 #if !defined($1)
331 #error $1 not defined
332 #endif
333 int main(void) { return 0; }
334 EOF
335   compile_object
336 }
337
338 if check_define __linux__ ; then
339   targetos="Linux"
340 elif check_define _WIN32 ; then
341   targetos='MINGW32'
342 elif check_define __OpenBSD__ ; then
343   targetos='OpenBSD'
344 elif check_define __sun__ ; then
345   targetos='SunOS'
346 elif check_define __HAIKU__ ; then
347   targetos='Haiku'
348 else
349   targetos=`uname -s`
350 fi
351
352 # Some host OSes need non-standard checks for which CPU to use.
353 # Note that these checks are broken for cross-compilation: if you're
354 # cross-compiling to one of these OSes then you'll need to specify
355 # the correct CPU with the --cpu option.
356 case $targetos in
357 Darwin)
358   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
359   # run 64-bit userspace code.
360   # If the user didn't specify a CPU explicitly and the kernel says this is
361   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
362   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
363     cpu="x86_64"
364   fi
365   ;;
366 SunOS)
367   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
368   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
369     cpu="x86_64"
370   fi
371 esac
372
373 if test ! -z "$cpu" ; then
374   # command line argument
375   :
376 elif check_define __i386__ ; then
377   cpu="i386"
378 elif check_define __x86_64__ ; then
379   if check_define __ILP32__ ; then
380     cpu="x32"
381   else
382     cpu="x86_64"
383   fi
384 elif check_define __sparc__ ; then
385   if check_define __arch64__ ; then
386     cpu="sparc64"
387   else
388     cpu="sparc"
389   fi
390 elif check_define _ARCH_PPC ; then
391   if check_define _ARCH_PPC64 ; then
392     cpu="ppc64"
393   else
394     cpu="ppc"
395   fi
396 elif check_define __mips__ ; then
397   cpu="mips"
398 elif check_define __ia64__ ; then
399   cpu="ia64"
400 elif check_define __s390__ ; then
401   if check_define __s390x__ ; then
402     cpu="s390x"
403   else
404     cpu="s390"
405   fi
406 elif check_define __arm__ ; then
407   cpu="arm"
408 elif check_define __aarch64__ ; then
409   cpu="aarch64"
410 elif check_define __hppa__ ; then
411   cpu="hppa"
412 else
413   cpu=`uname -m`
414 fi
415
416 ARCH=
417 # Normalise host CPU name and set ARCH.
418 # Note that this case should only have supported host CPUs, not guests.
419 case "$cpu" in
420   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
421     cpu="$cpu"
422   ;;
423   i386|i486|i586|i686|i86pc|BePC)
424     cpu="i386"
425   ;;
426   x86_64|amd64)
427     cpu="x86_64"
428   ;;
429   armv*b|armv*l|arm)
430     cpu="arm"
431   ;;
432   aarch64)
433     cpu="aarch64"
434   ;;
435   mips*)
436     cpu="mips"
437   ;;
438   sparc|sun4[cdmuv])
439     cpu="sparc"
440   ;;
441   *)
442     # This will result in either an error or falling back to TCI later
443     ARCH=unknown
444   ;;
445 esac
446 if test -z "$ARCH"; then
447   ARCH="$cpu"
448 fi
449
450 # OS specific
451
452 case $targetos in
453 CYGWIN*)
454   mingw32="yes"
455   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
456   audio_possible_drivers="winwave sdl"
457   audio_drv_list="winwave"
458 ;;
459 MINGW32*)
460   mingw32="yes"
461   audio_possible_drivers="winwave dsound sdl fmod"
462   audio_drv_list="winwave"
463 ;;
464 GNU/kFreeBSD)
465   bsd="yes"
466   audio_drv_list="oss"
467   audio_possible_drivers="oss sdl esd pa"
468 ;;
469 FreeBSD)
470   bsd="yes"
471   make="${MAKE-gmake}"
472   audio_drv_list="oss"
473   audio_possible_drivers="oss sdl esd pa"
474   # needed for kinfo_getvmmap(3) in libutil.h
475   LIBS="-lutil $LIBS"
476 ;;
477 DragonFly)
478   bsd="yes"
479   make="${MAKE-gmake}"
480   audio_drv_list="oss"
481   audio_possible_drivers="oss sdl esd pa"
482 ;;
483 NetBSD)
484   bsd="yes"
485   make="${MAKE-gmake}"
486   audio_drv_list="oss"
487   audio_possible_drivers="oss sdl esd"
488   oss_lib="-lossaudio"
489 ;;
490 OpenBSD)
491   bsd="yes"
492   make="${MAKE-gmake}"
493   audio_drv_list="sdl"
494   audio_possible_drivers="sdl esd"
495 ;;
496 Darwin)
497   bsd="yes"
498   darwin="yes"
499   if [ "$cpu" = "x86_64" ] ; then
500     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
501     LDFLAGS="-arch x86_64 $LDFLAGS"
502   else
503     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
504   fi
505   cocoa="yes"
506   audio_drv_list="coreaudio"
507   audio_possible_drivers="coreaudio sdl fmod"
508   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
509   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
510   # Disable attempts to use ObjectiveC features in os/object.h since they
511   # won't work when we're compiling with gcc as a C compiler.
512   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
513 ;;
514 SunOS)
515   solaris="yes"
516   make="${MAKE-gmake}"
517   install="${INSTALL-ginstall}"
518   ld="gld"
519   smbd="${SMBD-/usr/sfw/sbin/smbd}"
520   needs_libsunmath="no"
521   solarisrev=`uname -r | cut -f2 -d.`
522   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
523     if test "$solarisrev" -le 9 ; then
524       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
525         needs_libsunmath="yes"
526         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
527         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
528         LIBS="-lsunmath $LIBS"
529       else
530         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
531             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
532             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
533             "Studio 11 can be downloaded from www.sun.com."
534       fi
535     fi
536   fi
537   if test -f /usr/include/sys/soundcard.h ; then
538     audio_drv_list="oss"
539   fi
540   audio_possible_drivers="oss sdl"
541 # needed for CMSG_ macros in sys/socket.h
542   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
543 # needed for TIOCWIN* defines in termios.h
544   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
545   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
546   solarisnetlibs="-lsocket -lnsl -lresolv"
547   LIBS="$solarisnetlibs $LIBS"
548   libs_qga="$solarisnetlibs $libs_qga"
549 ;;
550 AIX)
551   aix="yes"
552   make="${MAKE-gmake}"
553 ;;
554 Haiku)
555   haiku="yes"
556   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
557   LIBS="-lposix_error_mapper -lnetwork $LIBS"
558 ;;
559 *)
560   audio_drv_list="oss"
561   audio_possible_drivers="oss alsa sdl esd pa"
562   linux="yes"
563   linux_user="yes"
564   kvm="yes"
565   vhost_net="yes"
566   vhost_scsi="yes"
567   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
568     audio_possible_drivers="$audio_possible_drivers fmod"
569   fi
570   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
571 ;;
572 esac
573
574 if [ "$bsd" = "yes" ] ; then
575   if [ "$darwin" != "yes" ] ; then
576     bsd_user="yes"
577   fi
578 fi
579
580 : ${make=${MAKE-make}}
581 : ${install=${INSTALL-install}}
582 : ${python=${PYTHON-python}}
583 : ${smbd=${SMBD-/usr/sbin/smbd}}
584
585 # Default objcc to clang if available, otherwise use CC
586 if has clang; then
587   objcc=clang
588 else
589   objcc="$cc"
590 fi
591
592 if test "$mingw32" = "yes" ; then
593   EXESUF=".exe"
594   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
595   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
596   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
597   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
598 cat > $TMPC << EOF
599 int main(void) { return 0; }
600 EOF
601   if compile_prog "" "-liberty" ; then
602     LIBS="-liberty $LIBS"
603   fi
604   prefix="c:/Program Files/QEMU"
605   mandir="\${prefix}"
606   datadir="\${prefix}"
607   qemu_docdir="\${prefix}"
608   bindir="\${prefix}"
609   sysconfdir="\${prefix}"
610   local_statedir=
611   confsuffix=""
612   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
613 fi
614
615 werror=""
616
617 for opt do
618   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
619   case "$opt" in
620   --help|-h) show_help=yes
621   ;;
622   --version|-V) exec cat $source_path/VERSION
623   ;;
624   --prefix=*) prefix="$optarg"
625   ;;
626   --interp-prefix=*) interp_prefix="$optarg"
627   ;;
628   --source-path=*)
629   ;;
630   --cross-prefix=*)
631   ;;
632   --cc=*)
633   ;;
634   --host-cc=*) host_cc="$optarg"
635   ;;
636   --cxx=*)
637   ;;
638   --objcc=*) objcc="$optarg"
639   ;;
640   --make=*) make="$optarg"
641   ;;
642   --install=*) install="$optarg"
643   ;;
644   --python=*) python="$optarg"
645   ;;
646   --gcov=*) gcov_tool="$optarg"
647   ;;
648   --smbd=*) smbd="$optarg"
649   ;;
650   --extra-cflags=*)
651   ;;
652   --extra-ldflags=*)
653   ;;
654   --enable-debug-info)
655   ;;
656   --disable-debug-info)
657   ;;
658   --cpu=*)
659   ;;
660   --target-list=*) target_list="$optarg"
661   ;;
662   --enable-trace-backend=*) trace_backend="$optarg"
663   ;;
664   --with-trace-file=*) trace_file="$optarg"
665   ;;
666   --enable-gprof) gprof="yes"
667   ;;
668   --enable-gcov) gcov="yes"
669   ;;
670   --static)
671     static="yes"
672     LDFLAGS="-static $LDFLAGS"
673     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
674   ;;
675   --mandir=*) mandir="$optarg"
676   ;;
677   --bindir=*) bindir="$optarg"
678   ;;
679   --libdir=*) libdir="$optarg"
680   ;;
681   --libexecdir=*) libexecdir="$optarg"
682   ;;
683   --includedir=*) includedir="$optarg"
684   ;;
685   --datadir=*) datadir="$optarg"
686   ;;
687   --with-confsuffix=*) confsuffix="$optarg"
688   ;;
689   --docdir=*) qemu_docdir="$optarg"
690   ;;
691   --sysconfdir=*) sysconfdir="$optarg"
692   ;;
693   --localstatedir=*) local_statedir="$optarg"
694   ;;
695   --sbindir=*|--sharedstatedir=*|\
696   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
697   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
698     # These switches are silently ignored, for compatibility with
699     # autoconf-generated configure scripts. This allows QEMU's
700     # configure to be used by RPM and similar macros that set
701     # lots of directory switches by default.
702   ;;
703   --with-system-pixman) pixman="system"
704   ;;
705   --without-system-pixman) pixman="internal"
706   ;;
707   --without-pixman) pixman="none"
708   ;;
709   --disable-sdl) sdl="no"
710   ;;
711   --enable-sdl) sdl="yes"
712   ;;
713   --disable-qom-cast-debug) qom_cast_debug="no"
714   ;;
715   --enable-qom-cast-debug) qom_cast_debug="yes"
716   ;;
717   --disable-virtfs) virtfs="no"
718   ;;
719   --enable-virtfs) virtfs="yes"
720   ;;
721   --disable-vnc) vnc="no"
722   ;;
723   --enable-vnc) vnc="yes"
724   ;;
725   --fmod-lib=*) fmod_lib="$optarg"
726   ;;
727   --fmod-inc=*) fmod_inc="$optarg"
728   ;;
729   --oss-lib=*) oss_lib="$optarg"
730   ;;
731   --audio-drv-list=*) audio_drv_list="$optarg"
732   ;;
733   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
734   ;;
735   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
736   ;;
737   --enable-debug-tcg) debug_tcg="yes"
738   ;;
739   --disable-debug-tcg) debug_tcg="no"
740   ;;
741   --enable-debug)
742       # Enable debugging options that aren't excessively noisy
743       debug_tcg="yes"
744       debug="yes"
745       strip_opt="no"
746   ;;
747   --enable-sparse) sparse="yes"
748   ;;
749   --disable-sparse) sparse="no"
750   ;;
751   --disable-strip) strip_opt="no"
752   ;;
753   --disable-vnc-tls) vnc_tls="no"
754   ;;
755   --enable-vnc-tls) vnc_tls="yes"
756   ;;
757   --disable-vnc-sasl) vnc_sasl="no"
758   ;;
759   --enable-vnc-sasl) vnc_sasl="yes"
760   ;;
761   --disable-vnc-jpeg) vnc_jpeg="no"
762   ;;
763   --enable-vnc-jpeg) vnc_jpeg="yes"
764   ;;
765   --disable-vnc-png) vnc_png="no"
766   ;;
767   --enable-vnc-png) vnc_png="yes"
768   ;;
769   --disable-vnc-ws) vnc_ws="no"
770   ;;
771   --enable-vnc-ws) vnc_ws="yes"
772   ;;
773   --disable-slirp) slirp="no"
774   ;;
775   --disable-uuid) uuid="no"
776   ;;
777   --enable-uuid) uuid="yes"
778   ;;
779   --disable-vde) vde="no"
780   ;;
781   --enable-vde) vde="yes"
782   ;;
783   --disable-xen) xen="no"
784   ;;
785   --enable-xen) xen="yes"
786   ;;
787   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
788   ;;
789   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
790   ;;
791   --disable-brlapi) brlapi="no"
792   ;;
793   --enable-brlapi) brlapi="yes"
794   ;;
795   --disable-bluez) bluez="no"
796   ;;
797   --enable-bluez) bluez="yes"
798   ;;
799   --disable-kvm) kvm="no"
800   ;;
801   --enable-kvm) kvm="yes"
802   ;;
803   --disable-tcg-interpreter) tcg_interpreter="no"
804   ;;
805   --enable-tcg-interpreter) tcg_interpreter="yes"
806   ;;
807   --disable-cap-ng)  cap_ng="no"
808   ;;
809   --enable-cap-ng) cap_ng="yes"
810   ;;
811   --disable-spice) spice="no"
812   ;;
813   --enable-spice) spice="yes"
814   ;;
815   --disable-libiscsi) libiscsi="no"
816   ;;
817   --enable-libiscsi) libiscsi="yes"
818   ;;
819   --enable-profiler) profiler="yes"
820   ;;
821   --disable-cocoa) cocoa="no"
822   ;;
823   --enable-cocoa)
824       cocoa="yes" ;
825       sdl="no" ;
826       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
827   ;;
828   --disable-system) softmmu="no"
829   ;;
830   --enable-system) softmmu="yes"
831   ;;
832   --disable-user)
833       linux_user="no" ;
834       bsd_user="no" ;
835   ;;
836   --enable-user) ;;
837   --disable-linux-user) linux_user="no"
838   ;;
839   --enable-linux-user) linux_user="yes"
840   ;;
841   --disable-bsd-user) bsd_user="no"
842   ;;
843   --enable-bsd-user) bsd_user="yes"
844   ;;
845   --enable-guest-base) guest_base="yes"
846   ;;
847   --disable-guest-base) guest_base="no"
848   ;;
849   --enable-pie) pie="yes"
850   ;;
851   --disable-pie) pie="no"
852   ;;
853   --enable-uname-release=*) uname_release="$optarg"
854   ;;
855   --enable-werror) werror="yes"
856   ;;
857   --disable-werror) werror="no"
858   ;;
859   --disable-curses) curses="no"
860   ;;
861   --enable-curses) curses="yes"
862   ;;
863   --disable-curl) curl="no"
864   ;;
865   --enable-curl) curl="yes"
866   ;;
867   --disable-fdt) fdt="no"
868   ;;
869   --enable-fdt) fdt="yes"
870   ;;
871   --disable-linux-aio) linux_aio="no"
872   ;;
873   --enable-linux-aio) linux_aio="yes"
874   ;;
875   --disable-attr) attr="no"
876   ;;
877   --enable-attr) attr="yes"
878   ;;
879   --disable-blobs) blobs="no"
880   ;;
881   --with-pkgversion=*) pkgversion=" ($optarg)"
882   ;;
883   --with-coroutine=*) coroutine="$optarg"
884   ;;
885   --disable-coroutine-pool) coroutine_pool="no"
886   ;;
887   --enable-coroutine-pool) coroutine_pool="yes"
888   ;;
889   --disable-docs) docs="no"
890   ;;
891   --enable-docs) docs="yes"
892   ;;
893   --disable-vhost-net) vhost_net="no"
894   ;;
895   --enable-vhost-net) vhost_net="yes"
896   ;;
897   --disable-vhost-scsi) vhost_scsi="no"
898   ;;
899   --enable-vhost-scsi) vhost_scsi="yes"
900   ;;
901   --disable-glx) glx="no"
902   ;;
903   --enable-glx) glx="yes"
904   ;;
905   --disable-rbd) rbd="no"
906   ;;
907   --enable-rbd) rbd="yes"
908   ;;
909   --disable-xfsctl) xfs="no"
910   ;;
911   --enable-xfsctl) xfs="yes"
912   ;;
913   --disable-smartcard-nss) smartcard_nss="no"
914   ;;
915   --enable-smartcard-nss) smartcard_nss="yes"
916   ;;
917   --disable-libusb) libusb="no"
918   ;;
919   --enable-libusb) libusb="yes"
920   ;;
921   --disable-usb-redir) usb_redir="no"
922   ;;
923   --enable-usb-redir) usb_redir="yes"
924   ;;
925   --disable-zlib-test) zlib="no"
926   ;;
927   --enable-guest-agent) guest_agent="yes"
928   ;;
929   --disable-guest-agent) guest_agent="no"
930   ;;
931   --with-vss-sdk) vss_win32_sdk=""
932   ;;
933   --with-vss-sdk=*) vss_win32_sdk="$optarg"
934   ;;
935   --without-vss-sdk) vss_win32_sdk="no"
936   ;;
937   --with-win-sdk) win_sdk=""
938   ;;
939   --with-win-sdk=*) win_sdk="$optarg"
940   ;;
941   --without-win-sdk) win_sdk="no"
942   ;;
943   --enable-tools) want_tools="yes"
944   ;;
945   --disable-tools) want_tools="no"
946   ;;
947   --enable-seccomp) seccomp="yes"
948   ;;
949   --disable-seccomp) seccomp="no"
950   ;;
951   --disable-glusterfs) glusterfs="no"
952   ;;
953   --enable-glusterfs) glusterfs="yes"
954   ;;
955   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
956   ;;
957   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
958   ;;
959   --disable-gtk) gtk="no"
960   ;;
961   --enable-gtk) gtk="yes"
962   ;;
963   --enable-rdma) rdma="yes"
964   ;;
965   --disable-rdma) rdma="no"
966   ;;
967   --with-gtkabi=*) gtkabi="$optarg"
968   ;;
969   --enable-tpm) tpm="yes"
970   ;;
971   --disable-libssh2) libssh2="no"
972   ;;
973   --enable-libssh2) libssh2="yes"
974   ;;
975   *) echo "ERROR: unknown option $opt"; show_help="yes"
976   ;;
977   esac
978 done
979
980 case "$cpu" in
981     ppc)
982            CPU_CFLAGS="-m32"
983            LDFLAGS="-m32 $LDFLAGS"
984            ;;
985     ppc64)
986            CPU_CFLAGS="-m64"
987            LDFLAGS="-m64 $LDFLAGS"
988            ;;
989     sparc)
990            LDFLAGS="-m32 $LDFLAGS"
991            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
992            ;;
993     sparc64)
994            LDFLAGS="-m64 $LDFLAGS"
995            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
996            ;;
997     s390)
998            CPU_CFLAGS="-m31 -march=z990"
999            LDFLAGS="-m31 $LDFLAGS"
1000            ;;
1001     s390x)
1002            CPU_CFLAGS="-m64 -march=z990"
1003            LDFLAGS="-m64 $LDFLAGS"
1004            ;;
1005     i386)
1006            CPU_CFLAGS="-m32"
1007            LDFLAGS="-m32 $LDFLAGS"
1008            cc_i386='$(CC) -m32'
1009            ;;
1010     x86_64)
1011            CPU_CFLAGS="-m64"
1012            LDFLAGS="-m64 $LDFLAGS"
1013            cc_i386='$(CC) -m32'
1014            ;;
1015     x32)
1016            CPU_CFLAGS="-mx32"
1017            LDFLAGS="-mx32 $LDFLAGS"
1018            cc_i386='$(CC) -m32'
1019            ;;
1020     # No special flags required for other host CPUs
1021 esac
1022
1023 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1024 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1025
1026 default_target_list=""
1027
1028 mak_wilds=""
1029
1030 if [ "$softmmu" = "yes" ]; then
1031     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1032 fi
1033 if [ "$linux_user" = "yes" ]; then
1034     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1035 fi
1036 if [ "$bsd_user" = "yes" ]; then
1037     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1038 fi
1039
1040 for config in $mak_wilds; do
1041     default_target_list="${default_target_list} $(basename "$config" .mak)"
1042 done
1043
1044 if test x"$show_help" = x"yes" ; then
1045 cat << EOF
1046
1047 Usage: configure [options]
1048 Options: [defaults in brackets after descriptions]
1049
1050 EOF
1051 echo "Standard options:"
1052 echo "  --help                   print this message"
1053 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1054 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1055 echo "                           use %M for cpu name [$interp_prefix]"
1056 echo "  --target-list=LIST       set target list (default: build everything)"
1057 echo "Available targets: $default_target_list" | \
1058     fold -s -w 53 | sed -e 's/^/                           /'
1059 echo ""
1060 echo "Advanced options (experts only):"
1061 echo "  --source-path=PATH       path of source code [$source_path]"
1062 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1063 echo "  --cc=CC                  use C compiler CC [$cc]"
1064 echo "  --iasl=IASL              use ACPI compiler IASL [$iasl]"
1065 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1066 echo "                           build time"
1067 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
1068 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1069 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1070 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1071 echo "  --make=MAKE              use specified make [$make]"
1072 echo "  --install=INSTALL        use specified install [$install]"
1073 echo "  --python=PYTHON          use specified python [$python]"
1074 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1075 echo "  --static                 enable static build [$static]"
1076 echo "  --mandir=PATH            install man pages in PATH"
1077 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1078 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1079 echo "  --bindir=PATH            install binaries in PATH"
1080 echo "  --libdir=PATH            install libraries in PATH"
1081 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1082 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1083 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1084 echo "  --enable-debug-tcg       enable TCG debugging"
1085 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1086 echo "  --enable-debug-info       enable debugging information (default)"
1087 echo "  --disable-debug-info      disable debugging information"
1088 echo "  --enable-debug           enable common debug build options"
1089 echo "  --enable-sparse          enable sparse checker"
1090 echo "  --disable-sparse         disable sparse checker (default)"
1091 echo "  --disable-strip          disable stripping binaries"
1092 echo "  --disable-werror         disable compilation abort on warning"
1093 echo "  --disable-sdl            disable SDL"
1094 echo "  --enable-sdl             enable SDL"
1095 echo "  --disable-gtk            disable gtk UI"
1096 echo "  --enable-gtk             enable gtk UI"
1097 echo "  --disable-virtfs         disable VirtFS"
1098 echo "  --enable-virtfs          enable VirtFS"
1099 echo "  --disable-vnc            disable VNC"
1100 echo "  --enable-vnc             enable VNC"
1101 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1102 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1103 echo "  --audio-drv-list=LIST    set audio drivers list:"
1104 echo "                           Available drivers: $audio_possible_drivers"
1105 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1106 echo "  --block-drv-rw-whitelist=L"
1107 echo "                           set block driver read-write whitelist"
1108 echo "                           (affects only QEMU, not qemu-img)"
1109 echo "  --block-drv-ro-whitelist=L"
1110 echo "                           set block driver read-only whitelist"
1111 echo "                           (affects only QEMU, not qemu-img)"
1112 echo "  --disable-xen            disable xen backend driver support"
1113 echo "  --enable-xen             enable xen backend driver support"
1114 echo "  --disable-xen-pci-passthrough"
1115 echo "  --enable-xen-pci-passthrough"
1116 echo "  --disable-brlapi         disable BrlAPI"
1117 echo "  --enable-brlapi          enable BrlAPI"
1118 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1119 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1120 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1121 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1122 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1123 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1124 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1125 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1126 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1127 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1128 echo "  --disable-curses         disable curses output"
1129 echo "  --enable-curses          enable curses output"
1130 echo "  --disable-curl           disable curl connectivity"
1131 echo "  --enable-curl            enable curl connectivity"
1132 echo "  --disable-fdt            disable fdt device tree"
1133 echo "  --enable-fdt             enable fdt device tree"
1134 echo "  --disable-bluez          disable bluez stack connectivity"
1135 echo "  --enable-bluez           enable bluez stack connectivity"
1136 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1137 echo "  --disable-kvm            disable KVM acceleration support"
1138 echo "  --enable-kvm             enable KVM acceleration support"
1139 echo "  --disable-rdma           disable RDMA-based migration support"
1140 echo "  --enable-rdma            enable RDMA-based migration support"
1141 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1142 echo "  --enable-system          enable all system emulation targets"
1143 echo "  --disable-system         disable all system emulation targets"
1144 echo "  --enable-user            enable supported user emulation targets"
1145 echo "  --disable-user           disable all user emulation targets"
1146 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1147 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1148 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1149 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1150 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1151 echo "                           emulation targets"
1152 echo "  --disable-guest-base     disable GUEST_BASE support"
1153 echo "  --enable-pie             build Position Independent Executables"
1154 echo "  --disable-pie            do not build Position Independent Executables"
1155 echo "  --fmod-lib               path to FMOD library"
1156 echo "  --fmod-inc               path to FMOD includes"
1157 echo "  --oss-lib                path to OSS library"
1158 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1159 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1160 echo "  --disable-uuid           disable uuid support"
1161 echo "  --enable-uuid            enable uuid support"
1162 echo "  --disable-vde            disable support for vde network"
1163 echo "  --enable-vde             enable support for vde network"
1164 echo "  --disable-linux-aio      disable Linux AIO support"
1165 echo "  --enable-linux-aio       enable Linux AIO support"
1166 echo "  --disable-cap-ng         disable libcap-ng support"
1167 echo "  --enable-cap-ng          enable libcap-ng support"
1168 echo "  --disable-attr           disables attr and xattr support"
1169 echo "  --enable-attr            enable attr and xattr support"
1170 echo "  --disable-blobs          disable installing provided firmware blobs"
1171 echo "  --enable-docs            enable documentation build"
1172 echo "  --disable-docs           disable documentation build"
1173 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1174 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1175 echo "  --enable-trace-backend=B Set trace backend"
1176 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1177 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1178 echo "                           Default:trace-<pid>"
1179 echo "  --disable-spice          disable spice"
1180 echo "  --enable-spice           enable spice"
1181 echo "  --enable-rbd             enable building the rados block device (rbd)"
1182 echo "  --disable-libiscsi       disable iscsi support"
1183 echo "  --enable-libiscsi        enable iscsi support"
1184 echo "  --disable-smartcard-nss  disable smartcard nss support"
1185 echo "  --enable-smartcard-nss   enable smartcard nss support"
1186 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1187 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1188 echo "  --disable-usb-redir      disable usb network redirection support"
1189 echo "  --enable-usb-redir       enable usb network redirection support"
1190 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1191 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1192 echo "  --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent"
1193 echo "  --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)"
1194 echo "  --disable-seccomp        disable seccomp support"
1195 echo "  --enable-seccomp         enables seccomp support"
1196 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1197 echo "                           gthread, ucontext, sigaltstack, windows"
1198 echo "  --disable-coroutine-pool disable coroutine freelist (worse performance)"
1199 echo "  --enable-coroutine-pool  enable coroutine freelist (better performance)"
1200 echo "  --enable-glusterfs       enable GlusterFS backend"
1201 echo "  --disable-glusterfs      disable GlusterFS backend"
1202 echo "  --enable-gcov            enable test coverage analysis with gcov"
1203 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1204 echo "  --enable-tpm             enable TPM support"
1205 echo "  --disable-libssh2        disable ssh block device support"
1206 echo "  --enable-libssh2         enable ssh block device support"
1207 echo ""
1208 echo "NOTE: The object files are built at the place where configure is launched"
1209 exit 1
1210 fi
1211
1212 # Now we have handled --enable-tcg-interpreter and know we're not just
1213 # printing the help message, bail out if the host CPU isn't supported.
1214 if test "$ARCH" = "unknown"; then
1215     if test "$tcg_interpreter" = "yes" ; then
1216         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1217         ARCH=tci
1218     else
1219         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1220     fi
1221 fi
1222
1223 # check that the C compiler works.
1224 cat > $TMPC <<EOF
1225 int main(void) { return 0; }
1226 EOF
1227
1228 if compile_object ; then
1229   : C compiler works ok
1230 else
1231     error_exit "\"$cc\" either does not exist or does not work"
1232 fi
1233
1234 # Consult white-list to determine whether to enable werror
1235 # by default.  Only enable by default for git builds
1236 z_version=`cut -f3 -d. $source_path/VERSION`
1237
1238 if test -z "$werror" ; then
1239     if test -d "$source_path/.git" -a \
1240         "$linux" = "yes" ; then
1241         werror="yes"
1242     else
1243         werror="no"
1244     fi
1245 fi
1246
1247 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1248 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1249 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1250 gcc_flags="-Wendif-labels $gcc_flags"
1251 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1252 gcc_flags="-Wno-string-plus-int $gcc_flags"
1253 # Note that we do not add -Werror to gcc_flags here, because that would
1254 # enable it for all configure tests. If a configure test failed due
1255 # to -Werror this would just silently disable some features,
1256 # so it's too error prone.
1257 cat > $TMPC << EOF
1258 int main(void) { return 0; }
1259 EOF
1260 for flag in $gcc_flags; do
1261     # Use the positive sense of the flag when testing for -Wno-wombat
1262     # support (gcc will happily accept the -Wno- form of unknown
1263     # warning options).
1264     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1265     if compile_prog "-Werror $optflag" "" ; then
1266         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1267     fi
1268 done
1269
1270 if compile_prog "-Werror -fstack-protector-all" "" ; then
1271     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1272     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1273 fi
1274
1275 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1276 # large functions that use global variables.  The bug is in all releases of
1277 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1278 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1279 cat > $TMPC << EOF
1280 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1281 int main(void) { return 0; }
1282 #else
1283 #error No bug in this compiler.
1284 #endif
1285 EOF
1286 if compile_prog "-Werror -fno-gcse" "" ; then
1287   TRANSLATE_OPT_CFLAGS=-fno-gcse
1288 fi
1289
1290 if test "$static" = "yes" ; then
1291   if test "$pie" = "yes" ; then
1292     error_exit "static and pie are mutually incompatible"
1293   else
1294     pie="no"
1295   fi
1296 fi
1297
1298 if test "$pie" = ""; then
1299   case "$cpu-$targetos" in
1300     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1301       ;;
1302     *)
1303       pie="no"
1304       ;;
1305   esac
1306 fi
1307
1308 if test "$pie" != "no" ; then
1309   cat > $TMPC << EOF
1310
1311 #ifdef __linux__
1312 #  define THREAD __thread
1313 #else
1314 #  define THREAD
1315 #endif
1316
1317 static THREAD int tls_var;
1318
1319 int main(void) { return tls_var; }
1320
1321 EOF
1322   if compile_prog "-fPIE -DPIE" "-pie"; then
1323     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1324     LDFLAGS="-pie $LDFLAGS"
1325     pie="yes"
1326     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1327       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1328     fi
1329   else
1330     if test "$pie" = "yes"; then
1331       error_exit "PIE not available due to missing toolchain support"
1332     else
1333       echo "Disabling PIE due to missing toolchain support"
1334       pie="no"
1335     fi
1336   fi
1337 fi
1338
1339 ##########################################
1340 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1341 # use i686 as default anyway, but for those that don't, an explicit
1342 # specification is necessary
1343
1344 if test "$cpu" = "i386"; then
1345   cat > $TMPC << EOF
1346 static int sfaa(int *ptr)
1347 {
1348   return __sync_fetch_and_and(ptr, 0);
1349 }
1350
1351 int main(void)
1352 {
1353   int val = 42;
1354   val = __sync_val_compare_and_swap(&val, 0, 1);
1355   sfaa(&val);
1356   return val;
1357 }
1358 EOF
1359   if ! compile_prog "" "" ; then
1360     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1361   fi
1362 fi
1363
1364 #########################################
1365 # Solaris specific configure tool chain decisions
1366
1367 if test "$solaris" = "yes" ; then
1368   if has $install; then
1369     :
1370   else
1371     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1372         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1373         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1374   fi
1375   if test "`path_of $install`" = "/usr/sbin/install" ; then
1376     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1377         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1378         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1379   fi
1380   if has ar; then
1381     :
1382   else
1383     if test -f /usr/ccs/bin/ar ; then
1384       error_exit "No path includes ar" \
1385           "Add /usr/ccs/bin to your path and rerun configure"
1386     fi
1387     error_exit "No path includes ar"
1388   fi
1389 fi
1390
1391 if ! has $python; then
1392   error_exit "Python not found. Use --python=/path/to/python"
1393 fi
1394
1395 # Note that if the Python conditional here evaluates True we will exit
1396 # with status 1 which is a shell 'false' value.
1397 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1398   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1399       "Note that Python 3 or later is not yet supported." \
1400       "Use --python=/path/to/python to specify a supported Python."
1401 fi
1402
1403 # The -B switch was added in Python 2.6.
1404 # If it is supplied, compiled files are not written.
1405 # Use it for Python versions which support it.
1406 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1407   python="$python -B"
1408 fi
1409
1410 if test -z "${target_list+xxx}" ; then
1411     target_list="$default_target_list"
1412 else
1413     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1414 fi
1415
1416 # Check that we recognised the target name; this allows a more
1417 # friendly error message than if we let it fall through.
1418 for target in $target_list; do
1419     case " $default_target_list " in
1420         *" $target "*)
1421             ;;
1422         *)
1423             error_exit "Unknown target name '$target'"
1424             ;;
1425     esac
1426 done
1427
1428 # see if system emulation was really requested
1429 case " $target_list " in
1430   *"-softmmu "*) softmmu=yes
1431   ;;
1432   *) softmmu=no
1433   ;;
1434 esac
1435
1436 feature_not_found() {
1437   feature=$1
1438
1439   error_exit "User requested feature $feature" \
1440       "configure was not able to find it"
1441 }
1442
1443 # ---
1444 # big/little endian test
1445 cat > $TMPC << EOF
1446 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1447 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1448 extern int foo(short *, short *);
1449 int main(int argc, char *argv[]) {
1450     return foo(big_endian, little_endian);
1451 }
1452 EOF
1453
1454 if compile_object ; then
1455     if grep -q BiGeNdIaN $TMPO ; then
1456         bigendian="yes"
1457     elif grep -q LiTtLeEnDiAn $TMPO ; then
1458         bigendian="no"
1459     else
1460         echo big/little test failed
1461     fi
1462 else
1463     echo big/little test failed
1464 fi
1465
1466 ##########################################
1467 # pkg-config probe
1468
1469 if ! has "$pkg_config_exe"; then
1470   error_exit "pkg-config binary '$pkg_config_exe' not found"
1471 fi
1472
1473 ##########################################
1474 # NPTL probe
1475
1476 if test "$linux_user" = "yes"; then
1477   cat > $TMPC <<EOF
1478 #include <sched.h>
1479 #include <linux/futex.h>
1480 int main(void) {
1481 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1482 #error bork
1483 #endif
1484   return 0;
1485 }
1486 EOF
1487   if ! compile_object ; then
1488     feature_not_found "nptl"
1489   fi
1490 fi
1491
1492 ##########################################
1493 # zlib check
1494
1495 if test "$zlib" != "no" ; then
1496     cat > $TMPC << EOF
1497 #include <zlib.h>
1498 int main(void) { zlibVersion(); return 0; }
1499 EOF
1500     if compile_prog "" "-lz" ; then
1501         :
1502     else
1503         error_exit "zlib check failed" \
1504             "Make sure to have the zlib libs and headers installed."
1505     fi
1506 fi
1507 libs_softmmu="$libs_softmmu -lz"
1508
1509 ##########################################
1510 # libseccomp check
1511
1512 if test "$seccomp" != "no" ; then
1513     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1514         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1515         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1516         seccomp="yes"
1517     else
1518         if test "$seccomp" = "yes"; then
1519             feature_not_found "libseccomp"
1520         fi
1521         seccomp="no"
1522     fi
1523 fi
1524 ##########################################
1525 # xen probe
1526
1527 if test "$xen" != "no" ; then
1528   xen_libs="-lxenstore -lxenctrl -lxenguest"
1529
1530   # First we test whether Xen headers and libraries are available.
1531   # If no, we are done and there is no Xen support.
1532   # If yes, more tests are run to detect the Xen version.
1533
1534   # Xen (any)
1535   cat > $TMPC <<EOF
1536 #include <xenctrl.h>
1537 int main(void) {
1538   return 0;
1539 }
1540 EOF
1541   if ! compile_prog "" "$xen_libs" ; then
1542     # Xen not found
1543     if test "$xen" = "yes" ; then
1544       feature_not_found "xen"
1545     fi
1546     xen=no
1547
1548   # Xen unstable
1549   elif
1550       cat > $TMPC <<EOF &&
1551 #include <xenctrl.h>
1552 #include <xenstore.h>
1553 #include <stdint.h>
1554 #include <xen/hvm/hvm_info_table.h>
1555 #if !defined(HVM_MAX_VCPUS)
1556 # error HVM_MAX_VCPUS not defined
1557 #endif
1558 int main(void) {
1559   xc_interface *xc;
1560   xs_daemon_open();
1561   xc = xc_interface_open(0, 0, 0);
1562   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1563   xc_gnttab_open(NULL, 0);
1564   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1565   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1566   return 0;
1567 }
1568 EOF
1569       compile_prog "" "$xen_libs"
1570     then
1571     xen_ctrl_version=420
1572     xen=yes
1573
1574   elif
1575       cat > $TMPC <<EOF &&
1576 #include <xenctrl.h>
1577 #include <xs.h>
1578 #include <stdint.h>
1579 #include <xen/hvm/hvm_info_table.h>
1580 #if !defined(HVM_MAX_VCPUS)
1581 # error HVM_MAX_VCPUS not defined
1582 #endif
1583 int main(void) {
1584   xs_daemon_open();
1585   xc_interface_open(0, 0, 0);
1586   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1587   xc_gnttab_open(NULL, 0);
1588   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1589   return 0;
1590 }
1591 EOF
1592       compile_prog "" "$xen_libs"
1593     then
1594     xen_ctrl_version=410
1595     xen=yes
1596
1597   # Xen 4.0.0
1598   elif
1599       cat > $TMPC <<EOF &&
1600 #include <xenctrl.h>
1601 #include <xs.h>
1602 #include <stdint.h>
1603 #include <xen/hvm/hvm_info_table.h>
1604 #if !defined(HVM_MAX_VCPUS)
1605 # error HVM_MAX_VCPUS not defined
1606 #endif
1607 int main(void) {
1608   struct xen_add_to_physmap xatp = {
1609     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1610   };
1611   xs_daemon_open();
1612   xc_interface_open();
1613   xc_gnttab_open();
1614   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1615   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1616   return 0;
1617 }
1618 EOF
1619       compile_prog "" "$xen_libs"
1620     then
1621     xen_ctrl_version=400
1622     xen=yes
1623
1624   # Xen 3.4.0
1625   elif
1626       cat > $TMPC <<EOF &&
1627 #include <xenctrl.h>
1628 #include <xs.h>
1629 int main(void) {
1630   struct xen_add_to_physmap xatp = {
1631     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1632   };
1633   xs_daemon_open();
1634   xc_interface_open();
1635   xc_gnttab_open();
1636   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1637   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1638   return 0;
1639 }
1640 EOF
1641       compile_prog "" "$xen_libs"
1642     then
1643     xen_ctrl_version=340
1644     xen=yes
1645
1646   # Xen 3.3.0
1647   elif
1648       cat > $TMPC <<EOF &&
1649 #include <xenctrl.h>
1650 #include <xs.h>
1651 int main(void) {
1652   xs_daemon_open();
1653   xc_interface_open();
1654   xc_gnttab_open();
1655   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1656   return 0;
1657 }
1658 EOF
1659       compile_prog "" "$xen_libs"
1660     then
1661     xen_ctrl_version=330
1662     xen=yes
1663
1664   # Xen version unsupported
1665   else
1666     if test "$xen" = "yes" ; then
1667       feature_not_found "xen (unsupported version)"
1668     fi
1669     xen=no
1670   fi
1671
1672   if test "$xen" = yes; then
1673     libs_softmmu="$xen_libs $libs_softmmu"
1674   fi
1675 fi
1676
1677 if test "$xen_pci_passthrough" != "no"; then
1678   if test "$xen" = "yes" && test "$linux" = "yes" &&
1679     test "$xen_ctrl_version" -ge 340; then
1680     xen_pci_passthrough=yes
1681   else
1682     if test "$xen_pci_passthrough" = "yes"; then
1683       if test "$xen_ctrl_version" -lt 340; then
1684         error_exit "User requested feature Xen PCI Passthrough" \
1685             "This feature does not work with Xen 3.3"
1686       fi
1687       error_exit "User requested feature Xen PCI Passthrough" \
1688           " but this feature requires /sys from Linux"
1689     fi
1690     xen_pci_passthrough=no
1691   fi
1692 fi
1693
1694 ##########################################
1695 # libtool probe
1696
1697 if ! has $libtool; then
1698     libtool=
1699 fi
1700
1701 # MacOSX ships with a libtool which isn't the GNU one; weed this
1702 # out by checking whether libtool supports the --version switch
1703 if test -n "$libtool"; then
1704   if ! "$libtool" --version >/dev/null 2>&1; then
1705     libtool=
1706   fi
1707 fi
1708
1709 ##########################################
1710 # Sparse probe
1711 if test "$sparse" != "no" ; then
1712   if has cgcc; then
1713     sparse=yes
1714   else
1715     if test "$sparse" = "yes" ; then
1716       feature_not_found "sparse"
1717     fi
1718     sparse=no
1719   fi
1720 fi
1721
1722 ##########################################
1723 # GTK probe
1724
1725 if test "$gtk" != "no"; then
1726     gtkpackage="gtk+-$gtkabi"
1727     if test "$gtkabi" = "3.0" ; then
1728       gtkversion="3.0.0"
1729       vtepackage="vte-2.90"
1730       vteversion="0.32.0"
1731     else
1732       gtkversion="2.18.0"
1733       vtepackage="vte"
1734       vteversion="0.24.0"
1735     fi
1736     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1737         if test "$gtk" = "yes" ; then
1738             feature_not_found "gtk"
1739         fi
1740         gtk="no"
1741     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1742         if test "$gtk" = "yes" ; then
1743             error_exit "libvte not found (required for gtk support)"
1744         fi
1745         gtk="no"
1746     else
1747         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1748         gtk_libs=`$pkg_config --libs $gtkpackage`
1749         vte_cflags=`$pkg_config --cflags $vtepackage`
1750         vte_libs=`$pkg_config --libs $vtepackage`
1751         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1752         gtk="yes"
1753     fi
1754 fi
1755
1756 ##########################################
1757 # SDL probe
1758
1759 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1760 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1761 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1762   sdl_config=sdl-config
1763 fi
1764
1765 if $pkg_config sdl --exists; then
1766   sdlconfig="$pkg_config sdl"
1767   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1768 elif has ${sdl_config}; then
1769   sdlconfig="$sdl_config"
1770   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1771 else
1772   if test "$sdl" = "yes" ; then
1773     feature_not_found "sdl"
1774   fi
1775   sdl=no
1776 fi
1777 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1778   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1779 fi
1780
1781 sdl_too_old=no
1782 if test "$sdl" != "no" ; then
1783   cat > $TMPC << EOF
1784 #include <SDL.h>
1785 #undef main /* We don't want SDL to override our main() */
1786 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1787 EOF
1788   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1789   if test "$static" = "yes" ; then
1790     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1791   else
1792     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1793   fi
1794   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1795     if test "$_sdlversion" -lt 121 ; then
1796       sdl_too_old=yes
1797     else
1798       if test "$cocoa" = "no" ; then
1799         sdl=yes
1800       fi
1801     fi
1802
1803     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1804     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1805       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1806          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1807          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1808       fi
1809       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1810         :
1811       else
1812         sdl=no
1813       fi
1814     fi # static link
1815   else # sdl not found
1816     if test "$sdl" = "yes" ; then
1817       feature_not_found "sdl"
1818     fi
1819     sdl=no
1820   fi # sdl compile test
1821 fi
1822
1823 if test "$sdl" = "yes" ; then
1824   cat > $TMPC <<EOF
1825 #include <SDL.h>
1826 #if defined(SDL_VIDEO_DRIVER_X11)
1827 #include <X11/XKBlib.h>
1828 #else
1829 #error No x11 support
1830 #endif
1831 int main(void) { return 0; }
1832 EOF
1833   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1834     sdl_libs="$sdl_libs -lX11"
1835   fi
1836   libs_softmmu="$sdl_libs $libs_softmmu"
1837 fi
1838
1839 ##########################################
1840 # RDMA needs OpenFabrics libraries
1841 if test "$rdma" != "no" ; then
1842   cat > $TMPC <<EOF
1843 #include <rdma/rdma_cma.h>
1844 int main(void) { return 0; }
1845 EOF
1846   rdma_libs="-lrdmacm -libverbs"
1847   if compile_prog "" "$rdma_libs" ; then
1848     rdma="yes"
1849     libs_softmmu="$libs_softmmu $rdma_libs"
1850   else
1851     if test "$rdma" = "yes" ; then
1852         error_exit \
1853             " OpenFabrics librdmacm/libibverbs not present." \
1854             " Your options:" \
1855             "  (1) Fast: Install infiniband packages from your distro." \
1856             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1857             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1858     fi
1859     rdma="no"
1860   fi
1861 fi
1862
1863 ##########################################
1864 # VNC TLS/WS detection
1865 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1866   cat > $TMPC <<EOF
1867 #include <gnutls/gnutls.h>
1868 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1869 EOF
1870   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1871   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1872   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1873     if test "$vnc_tls" != "no" ; then
1874       vnc_tls=yes
1875     fi
1876     if test "$vnc_ws" != "no" ; then
1877       vnc_ws=yes
1878     fi
1879     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1880     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1881   else
1882     if test "$vnc_tls" = "yes" ; then
1883       feature_not_found "vnc-tls"
1884     fi
1885     if test "$vnc_ws" = "yes" ; then
1886       feature_not_found "vnc-ws"
1887     fi
1888     vnc_tls=no
1889     vnc_ws=no
1890   fi
1891 fi
1892
1893 ##########################################
1894 # VNC SASL detection
1895 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1896   cat > $TMPC <<EOF
1897 #include <sasl/sasl.h>
1898 #include <stdio.h>
1899 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1900 EOF
1901   # Assuming Cyrus-SASL installed in /usr prefix
1902   vnc_sasl_cflags=""
1903   vnc_sasl_libs="-lsasl2"
1904   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1905     vnc_sasl=yes
1906     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1907     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1908   else
1909     if test "$vnc_sasl" = "yes" ; then
1910       feature_not_found "vnc-sasl"
1911     fi
1912     vnc_sasl=no
1913   fi
1914 fi
1915
1916 ##########################################
1917 # VNC JPEG detection
1918 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1919 cat > $TMPC <<EOF
1920 #include <stdio.h>
1921 #include <jpeglib.h>
1922 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1923 EOF
1924     vnc_jpeg_cflags=""
1925     vnc_jpeg_libs="-ljpeg"
1926   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1927     vnc_jpeg=yes
1928     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1929     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1930   else
1931     if test "$vnc_jpeg" = "yes" ; then
1932       feature_not_found "vnc-jpeg"
1933     fi
1934     vnc_jpeg=no
1935   fi
1936 fi
1937
1938 ##########################################
1939 # VNC PNG detection
1940 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1941 cat > $TMPC <<EOF
1942 //#include <stdio.h>
1943 #include <png.h>
1944 #include <stddef.h>
1945 int main(void) {
1946     png_structp png_ptr;
1947     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1948     return png_ptr != 0;
1949 }
1950 EOF
1951   if $pkg_config libpng --exists; then
1952     vnc_png_cflags=`$pkg_config libpng --cflags`
1953     vnc_png_libs=`$pkg_config libpng --libs`
1954   else
1955     vnc_png_cflags=""
1956     vnc_png_libs="-lpng"
1957   fi
1958   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1959     vnc_png=yes
1960     libs_softmmu="$vnc_png_libs $libs_softmmu"
1961     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1962   else
1963     if test "$vnc_png" = "yes" ; then
1964       feature_not_found "vnc-png"
1965     fi
1966     vnc_png=no
1967   fi
1968 fi
1969
1970 ##########################################
1971 # fnmatch() probe, used for ACL routines
1972 fnmatch="no"
1973 cat > $TMPC << EOF
1974 #include <fnmatch.h>
1975 int main(void)
1976 {
1977     fnmatch("foo", "foo", 0);
1978     return 0;
1979 }
1980 EOF
1981 if compile_prog "" "" ; then
1982    fnmatch="yes"
1983 fi
1984
1985 ##########################################
1986 # uuid_generate() probe, used for vdi block driver
1987 # Note that on some systems (notably MacOSX) no extra library
1988 # need be linked to get the uuid functions.
1989 if test "$uuid" != "no" ; then
1990   uuid_libs="-luuid"
1991   cat > $TMPC << EOF
1992 #include <uuid/uuid.h>
1993 int main(void)
1994 {
1995     uuid_t my_uuid;
1996     uuid_generate(my_uuid);
1997     return 0;
1998 }
1999 EOF
2000   if compile_prog "" "" ; then
2001     uuid="yes"
2002   elif compile_prog "" "$uuid_libs" ; then
2003     uuid="yes"
2004     libs_softmmu="$uuid_libs $libs_softmmu"
2005     libs_tools="$uuid_libs $libs_tools"
2006   else
2007     if test "$uuid" = "yes" ; then
2008       feature_not_found "uuid"
2009     fi
2010     uuid=no
2011   fi
2012 fi
2013
2014 ##########################################
2015 # xfsctl() probe, used for raw-posix
2016 if test "$xfs" != "no" ; then
2017   cat > $TMPC << EOF
2018 #include <stddef.h>  /* NULL */
2019 #include <xfs/xfs.h>
2020 int main(void)
2021 {
2022     xfsctl(NULL, 0, 0, NULL);
2023     return 0;
2024 }
2025 EOF
2026   if compile_prog "" "" ; then
2027     xfs="yes"
2028   else
2029     if test "$xfs" = "yes" ; then
2030       feature_not_found "xfs"
2031     fi
2032     xfs=no
2033   fi
2034 fi
2035
2036 ##########################################
2037 # vde libraries probe
2038 if test "$vde" != "no" ; then
2039   vde_libs="-lvdeplug"
2040   cat > $TMPC << EOF
2041 #include <libvdeplug.h>
2042 int main(void)
2043 {
2044     struct vde_open_args a = {0, 0, 0};
2045     char s[] = "";
2046     vde_open(s, s, &a);
2047     return 0;
2048 }
2049 EOF
2050   if compile_prog "" "$vde_libs" ; then
2051     vde=yes
2052     libs_softmmu="$vde_libs $libs_softmmu"
2053     libs_tools="$vde_libs $libs_tools"
2054   else
2055     if test "$vde" = "yes" ; then
2056       feature_not_found "vde"
2057     fi
2058     vde=no
2059   fi
2060 fi
2061
2062 ##########################################
2063 # libcap-ng library probe
2064 if test "$cap_ng" != "no" ; then
2065   cap_libs="-lcap-ng"
2066   cat > $TMPC << EOF
2067 #include <cap-ng.h>
2068 int main(void)
2069 {
2070     capng_capability_to_name(CAPNG_EFFECTIVE);
2071     return 0;
2072 }
2073 EOF
2074   if compile_prog "" "$cap_libs" ; then
2075     cap_ng=yes
2076     libs_tools="$cap_libs $libs_tools"
2077   else
2078     if test "$cap_ng" = "yes" ; then
2079       feature_not_found "cap_ng"
2080     fi
2081     cap_ng=no
2082   fi
2083 fi
2084
2085 ##########################################
2086 # Sound support libraries probe
2087
2088 audio_drv_probe()
2089 {
2090     drv=$1
2091     hdr=$2
2092     lib=$3
2093     exp=$4
2094     cfl=$5
2095         cat > $TMPC << EOF
2096 #include <$hdr>
2097 int main(void) { $exp }
2098 EOF
2099     if compile_prog "$cfl" "$lib" ; then
2100         :
2101     else
2102         error_exit "$drv check failed" \
2103             "Make sure to have the $drv libs and headers installed."
2104     fi
2105 }
2106
2107 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2108 for drv in $audio_drv_list; do
2109     case $drv in
2110     alsa)
2111     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2112         "return snd_pcm_close((snd_pcm_t *)0);"
2113     libs_softmmu="-lasound $libs_softmmu"
2114     ;;
2115
2116     fmod)
2117     if test -z $fmod_lib || test -z $fmod_inc; then
2118         error_exit "You must specify path to FMOD library and headers" \
2119             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2120     fi
2121     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2122     libs_softmmu="$fmod_lib $libs_softmmu"
2123     ;;
2124
2125     esd)
2126     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2127     libs_softmmu="-lesd $libs_softmmu"
2128     audio_pt_int="yes"
2129     ;;
2130
2131     pa)
2132     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2133         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2134     libs_softmmu="-lpulse $libs_softmmu"
2135     audio_pt_int="yes"
2136     ;;
2137
2138     coreaudio)
2139       libs_softmmu="-framework CoreAudio $libs_softmmu"
2140     ;;
2141
2142     dsound)
2143       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2144       audio_win_int="yes"
2145     ;;
2146
2147     oss)
2148       libs_softmmu="$oss_lib $libs_softmmu"
2149     ;;
2150
2151     sdl|wav)
2152     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2153     ;;
2154
2155     winwave)
2156       libs_softmmu="-lwinmm $libs_softmmu"
2157       audio_win_int="yes"
2158     ;;
2159
2160     *)
2161     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2162         error_exit "Unknown driver '$drv' selected" \
2163             "Possible drivers are: $audio_possible_drivers"
2164     }
2165     ;;
2166     esac
2167 done
2168
2169 ##########################################
2170 # BrlAPI probe
2171
2172 if test "$brlapi" != "no" ; then
2173   brlapi_libs="-lbrlapi"
2174   cat > $TMPC << EOF
2175 #include <brlapi.h>
2176 #include <stddef.h>
2177 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2178 EOF
2179   if compile_prog "" "$brlapi_libs" ; then
2180     brlapi=yes
2181     libs_softmmu="$brlapi_libs $libs_softmmu"
2182   else
2183     if test "$brlapi" = "yes" ; then
2184       feature_not_found "brlapi"
2185     fi
2186     brlapi=no
2187   fi
2188 fi
2189
2190 ##########################################
2191 # curses probe
2192 if test "$curses" != "no" ; then
2193   if test "$mingw32" = "yes" ; then
2194     curses_list="-lpdcurses"
2195   else
2196     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2197   fi
2198   curses_found=no
2199   cat > $TMPC << EOF
2200 #include <curses.h>
2201 int main(void) {
2202   const char *s = curses_version();
2203   resize_term(0, 0);
2204   return s != 0;
2205 }
2206 EOF
2207   IFS=:
2208   for curses_lib in $curses_list; do
2209     unset IFS
2210     if compile_prog "" "$curses_lib" ; then
2211       curses_found=yes
2212       libs_softmmu="$curses_lib $libs_softmmu"
2213       break
2214     fi
2215   done
2216   unset IFS
2217   if test "$curses_found" = "yes" ; then
2218     curses=yes
2219   else
2220     if test "$curses" = "yes" ; then
2221       feature_not_found "curses"
2222     fi
2223     curses=no
2224   fi
2225 fi
2226
2227 ##########################################
2228 # curl probe
2229 if test "$curl" != "no" ; then
2230   if $pkg_config libcurl --exists; then
2231     curlconfig="$pkg_config libcurl"
2232   else
2233     curlconfig=curl-config
2234   fi
2235   cat > $TMPC << EOF
2236 #include <curl/curl.h>
2237 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2238 EOF
2239   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2240   curl_libs=`$curlconfig --libs 2>/dev/null`
2241   if compile_prog "$curl_cflags" "$curl_libs" ; then
2242     curl=yes
2243     libs_tools="$curl_libs $libs_tools"
2244     libs_softmmu="$curl_libs $libs_softmmu"
2245   else
2246     if test "$curl" = "yes" ; then
2247       feature_not_found "curl"
2248     fi
2249     curl=no
2250   fi
2251 fi # test "$curl"
2252
2253 ##########################################
2254 # bluez support probe
2255 if test "$bluez" != "no" ; then
2256   cat > $TMPC << EOF
2257 #include <bluetooth/bluetooth.h>
2258 int main(void) { return bt_error(0); }
2259 EOF
2260   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2261   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2262   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2263     bluez=yes
2264     libs_softmmu="$bluez_libs $libs_softmmu"
2265   else
2266     if test "$bluez" = "yes" ; then
2267       feature_not_found "bluez"
2268     fi
2269     bluez="no"
2270   fi
2271 fi
2272
2273 ##########################################
2274 # glib support probe
2275
2276 if test "$mingw32" = yes; then
2277     # g_poll is required in order to integrate with the glib main loop.
2278     glib_req_ver=2.20
2279 else
2280     glib_req_ver=2.12
2281 fi
2282 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2283     glib_cflags=`$pkg_config --cflags gthread-2.0`
2284     glib_libs=`$pkg_config --libs gthread-2.0`
2285     LIBS="$glib_libs $LIBS"
2286     libs_qga="$glib_libs $libs_qga"
2287 else
2288     error_exit "glib-$glib_req_ver required to compile QEMU"
2289 fi
2290
2291 ##########################################
2292 # pixman support probe
2293
2294 if test "$pixman" = ""; then
2295   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2296     pixman="none"
2297   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2298     pixman="system"
2299   else
2300     pixman="internal"
2301   fi
2302 fi
2303 if test "$pixman" = "none"; then
2304   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2305     error_exit "pixman disabled but system emulation or tools build" \
2306         "enabled.  You can turn off pixman only if you also" \
2307         "disable all system emulation targets and the tools" \
2308         "build with '--disable-tools --disable-system'."
2309   fi
2310   pixman_cflags=
2311   pixman_libs=
2312 elif test "$pixman" = "system"; then
2313   pixman_cflags=`$pkg_config --cflags pixman-1`
2314   pixman_libs=`$pkg_config --libs pixman-1`
2315 else
2316   if test ! -d ${source_path}/pixman/pixman; then
2317     error_exit "pixman not present. Your options:" \
2318         "  (1) Preferred: Install the pixman devel package (any recent" \
2319         "      distro should have packages as Xorg needs pixman too)." \
2320         "  (2) Fetch the pixman submodule, using:" \
2321         "      git submodule update --init pixman"
2322   fi
2323   mkdir -p pixman/pixman
2324   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2325   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2326 fi
2327
2328 ##########################################
2329 # libcap probe
2330
2331 if test "$cap" != "no" ; then
2332   cat > $TMPC <<EOF
2333 #include <stdio.h>
2334 #include <sys/capability.h>
2335 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2336 EOF
2337   if compile_prog "" "-lcap" ; then
2338     cap=yes
2339   else
2340     cap=no
2341   fi
2342 fi
2343
2344 ##########################################
2345 # pthread probe
2346 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2347
2348 pthread=no
2349 cat > $TMPC << EOF
2350 #include <pthread.h>
2351 static void *f(void *p) { return NULL; }
2352 int main(void) {
2353   pthread_t thread;
2354   pthread_create(&thread, 0, f, 0);
2355   return 0;
2356 }
2357 EOF
2358 if compile_prog "" "" ; then
2359   pthread=yes
2360 else
2361   for pthread_lib in $PTHREADLIBS_LIST; do
2362     if compile_prog "" "$pthread_lib" ; then
2363       pthread=yes
2364       found=no
2365       for lib_entry in $LIBS; do
2366         if test "$lib_entry" = "$pthread_lib"; then
2367           found=yes
2368           break
2369         fi
2370       done
2371       if test "$found" = "no"; then
2372         LIBS="$pthread_lib $LIBS"
2373       fi
2374       break
2375     fi
2376   done
2377 fi
2378
2379 if test "$mingw32" != yes -a "$pthread" = no; then
2380   error_exit "pthread check failed" \
2381       "Make sure to have the pthread libs and headers installed."
2382 fi
2383
2384 ##########################################
2385 # rbd probe
2386 if test "$rbd" != "no" ; then
2387   cat > $TMPC <<EOF
2388 #include <stdio.h>
2389 #include <rbd/librbd.h>
2390 int main(void) {
2391     rados_t cluster;
2392     rados_create(&cluster, NULL);
2393     return 0;
2394 }
2395 EOF
2396   rbd_libs="-lrbd -lrados"
2397   if compile_prog "" "$rbd_libs" ; then
2398     rbd=yes
2399     libs_tools="$rbd_libs $libs_tools"
2400     libs_softmmu="$rbd_libs $libs_softmmu"
2401   else
2402     if test "$rbd" = "yes" ; then
2403       feature_not_found "rados block device"
2404     fi
2405     rbd=no
2406   fi
2407 fi
2408
2409 ##########################################
2410 # libssh2 probe
2411 min_libssh2_version=1.2.8
2412 if test "$libssh2" != "no" ; then
2413   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2414     libssh2_cflags=`$pkg_config libssh2 --cflags`
2415     libssh2_libs=`$pkg_config libssh2 --libs`
2416     libssh2=yes
2417     libs_tools="$libssh2_libs $libs_tools"
2418     libs_softmmu="$libssh2_libs $libs_softmmu"
2419     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2420   else
2421     if test "$libssh2" = "yes" ; then
2422       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2423     fi
2424     libssh2=no
2425   fi
2426 fi
2427
2428 ##########################################
2429 # libssh2_sftp_fsync probe
2430
2431 if test "$libssh2" = "yes"; then
2432   cat > $TMPC <<EOF
2433 #include <stdio.h>
2434 #include <libssh2.h>
2435 #include <libssh2_sftp.h>
2436 int main(void) {
2437     LIBSSH2_SESSION *session;
2438     LIBSSH2_SFTP *sftp;
2439     LIBSSH2_SFTP_HANDLE *sftp_handle;
2440     session = libssh2_session_init ();
2441     sftp = libssh2_sftp_init (session);
2442     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2443     libssh2_sftp_fsync (sftp_handle);
2444     return 0;
2445 }
2446 EOF
2447   # libssh2_cflags/libssh2_libs defined in previous test.
2448   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2449     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2450   fi
2451 fi
2452
2453 ##########################################
2454 # linux-aio probe
2455
2456 if test "$linux_aio" != "no" ; then
2457   cat > $TMPC <<EOF
2458 #include <libaio.h>
2459 #include <sys/eventfd.h>
2460 #include <stddef.h>
2461 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2462 EOF
2463   if compile_prog "" "-laio" ; then
2464     linux_aio=yes
2465     libs_softmmu="$libs_softmmu -laio"
2466     libs_tools="$libs_tools -laio"
2467   else
2468     if test "$linux_aio" = "yes" ; then
2469       feature_not_found "linux AIO"
2470     fi
2471     linux_aio=no
2472   fi
2473 fi
2474
2475 ##########################################
2476 # TPM passthrough is only on x86 Linux
2477
2478 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2479   tpm_passthrough=$tpm
2480 else
2481   tpm_passthrough=no
2482 fi
2483
2484 ##########################################
2485 # adjust virtio-blk-data-plane based on linux-aio
2486
2487 if test "$virtio_blk_data_plane" = "yes" -a \
2488         "$linux_aio" != "yes" ; then
2489   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2490 elif test -z "$virtio_blk_data_plane" ; then
2491   virtio_blk_data_plane=$linux_aio
2492 fi
2493
2494 ##########################################
2495 # attr probe
2496
2497 if test "$attr" != "no" ; then
2498   cat > $TMPC <<EOF
2499 #include <stdio.h>
2500 #include <sys/types.h>
2501 #ifdef CONFIG_LIBATTR
2502 #include <attr/xattr.h>
2503 #else
2504 #include <sys/xattr.h>
2505 #endif
2506 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2507 EOF
2508   if compile_prog "" "" ; then
2509     attr=yes
2510   # Older distros have <attr/xattr.h>, and need -lattr:
2511   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2512     attr=yes
2513     LIBS="-lattr $LIBS"
2514     libattr=yes
2515   else
2516     if test "$attr" = "yes" ; then
2517       feature_not_found "ATTR"
2518     fi
2519     attr=no
2520   fi
2521 fi
2522
2523 ##########################################
2524 # iovec probe
2525 cat > $TMPC <<EOF
2526 #include <sys/types.h>
2527 #include <sys/uio.h>
2528 #include <unistd.h>
2529 int main(void) { return sizeof(struct iovec); }
2530 EOF
2531 iovec=no
2532 if compile_prog "" "" ; then
2533   iovec=yes
2534 fi
2535
2536 ##########################################
2537 # preadv probe
2538 cat > $TMPC <<EOF
2539 #include <sys/types.h>
2540 #include <sys/uio.h>
2541 #include <unistd.h>
2542 int main(void) { return preadv(0, 0, 0, 0); }
2543 EOF
2544 preadv=no
2545 if compile_prog "" "" ; then
2546   preadv=yes
2547 fi
2548
2549 ##########################################
2550 # fdt probe
2551 # fdt support is mandatory for at least some target architectures,
2552 # so insist on it if we're building those system emulators.
2553 fdt_required=no
2554 for target in $target_list; do
2555   case $target in
2556     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2557       fdt_required=yes
2558     ;;
2559   esac
2560 done
2561
2562 if test "$fdt_required" = "yes"; then
2563   if test "$fdt" = "no"; then
2564     error_exit "fdt disabled but some requested targets require it." \
2565       "You can turn off fdt only if you also disable all the system emulation" \
2566       "targets which need it (by specifying a cut down --target-list)."
2567   fi
2568   fdt=yes
2569 fi
2570
2571 if test "$fdt" != "no" ; then
2572   fdt_libs="-lfdt"
2573   # explicitly check for libfdt_env.h as it is missing in some stable installs
2574   cat > $TMPC << EOF
2575 #include <libfdt_env.h>
2576 int main(void) { return 0; }
2577 EOF
2578   if compile_prog "" "$fdt_libs" ; then
2579     # system DTC is good - use it
2580     fdt=yes
2581   elif test -d ${source_path}/dtc/libfdt ; then
2582     # have submodule DTC - use it
2583     fdt=yes
2584     dtc_internal="yes"
2585     mkdir -p dtc
2586     if [ "$source_path" != `pwd` ] ; then
2587        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2588        symlink "$source_path/dtc/scripts" "dtc/scripts"
2589     fi
2590     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2591     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2592   elif test "$fdt" = "yes" ; then
2593     # have neither and want - prompt for system/submodule install
2594     error_exit "DTC not present. Your options:" \
2595         "  (1) Preferred: Install the DTC devel package" \
2596         "  (2) Fetch the DTC submodule, using:" \
2597         "      git submodule update --init dtc"
2598   else
2599     # don't have and don't want
2600     fdt_libs=
2601     fdt=no
2602   fi
2603 fi
2604
2605 libs_softmmu="$libs_softmmu $fdt_libs"
2606
2607 ##########################################
2608 # GLX probe, used by milkymist-tmu2
2609 if test "$glx" != "no" ; then
2610   glx_libs="-lGL -lX11"
2611   cat > $TMPC << EOF
2612 #include <X11/Xlib.h>
2613 #include <GL/gl.h>
2614 #include <GL/glx.h>
2615 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2616 EOF
2617   if compile_prog "" "-lGL -lX11" ; then
2618     glx=yes
2619   else
2620     if test "$glx" = "yes" ; then
2621       feature_not_found "glx"
2622     fi
2623     glx_libs=
2624     glx=no
2625   fi
2626 fi
2627
2628 ##########################################
2629 # glusterfs probe
2630 if test "$glusterfs" != "no" ; then
2631   if $pkg_config --atleast-version=3 glusterfs-api; then
2632     glusterfs="yes"
2633     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2634     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2635     CFLAGS="$CFLAGS $glusterfs_cflags"
2636     libs_tools="$glusterfs_libs $libs_tools"
2637     libs_softmmu="$glusterfs_libs $libs_softmmu"
2638     if $pkg_config --atleast-version=5 glusterfs-api; then
2639       glusterfs_discard="yes"
2640     fi
2641   else
2642     if test "$glusterfs" = "yes" ; then
2643       feature_not_found "GlusterFS backend support"
2644     fi
2645     glusterfs="no"
2646   fi
2647 fi
2648
2649 # Check for inotify functions when we are building linux-user
2650 # emulator.  This is done because older glibc versions don't
2651 # have syscall stubs for these implemented.  In that case we
2652 # don't provide them even if kernel supports them.
2653 #
2654 inotify=no
2655 cat > $TMPC << EOF
2656 #include <sys/inotify.h>
2657
2658 int
2659 main(void)
2660 {
2661         /* try to start inotify */
2662         return inotify_init();
2663 }
2664 EOF
2665 if compile_prog "" "" ; then
2666   inotify=yes
2667 fi
2668
2669 inotify1=no
2670 cat > $TMPC << EOF
2671 #include <sys/inotify.h>
2672
2673 int
2674 main(void)
2675 {
2676     /* try to start inotify */
2677     return inotify_init1(0);
2678 }
2679 EOF
2680 if compile_prog "" "" ; then
2681   inotify1=yes
2682 fi
2683
2684 # check if utimensat and futimens are supported
2685 utimens=no
2686 cat > $TMPC << EOF
2687 #define _ATFILE_SOURCE
2688 #include <stddef.h>
2689 #include <fcntl.h>
2690 #include <sys/stat.h>
2691
2692 int main(void)
2693 {
2694     utimensat(AT_FDCWD, "foo", NULL, 0);
2695     futimens(0, NULL);
2696     return 0;
2697 }
2698 EOF
2699 if compile_prog "" "" ; then
2700   utimens=yes
2701 fi
2702
2703 # check if pipe2 is there
2704 pipe2=no
2705 cat > $TMPC << EOF
2706 #include <unistd.h>
2707 #include <fcntl.h>
2708
2709 int main(void)
2710 {
2711     int pipefd[2];
2712     return pipe2(pipefd, O_CLOEXEC);
2713 }
2714 EOF
2715 if compile_prog "" "" ; then
2716   pipe2=yes
2717 fi
2718
2719 # check if accept4 is there
2720 accept4=no
2721 cat > $TMPC << EOF
2722 #include <sys/socket.h>
2723 #include <stddef.h>
2724
2725 int main(void)
2726 {
2727     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2728     return 0;
2729 }
2730 EOF
2731 if compile_prog "" "" ; then
2732   accept4=yes
2733 fi
2734
2735 # check if tee/splice is there. vmsplice was added same time.
2736 splice=no
2737 cat > $TMPC << EOF
2738 #include <unistd.h>
2739 #include <fcntl.h>
2740 #include <limits.h>
2741
2742 int main(void)
2743 {
2744     int len, fd = 0;
2745     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2746     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2747     return 0;
2748 }
2749 EOF
2750 if compile_prog "" "" ; then
2751   splice=yes
2752 fi
2753
2754 ##########################################
2755 # signalfd probe
2756 signalfd="no"
2757 cat > $TMPC << EOF
2758 #include <unistd.h>
2759 #include <sys/syscall.h>
2760 #include <signal.h>
2761 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2762 EOF
2763
2764 if compile_prog "" "" ; then
2765   signalfd=yes
2766 fi
2767
2768 # check if eventfd is supported
2769 eventfd=no
2770 cat > $TMPC << EOF
2771 #include <sys/eventfd.h>
2772
2773 int main(void)
2774 {
2775     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2776 }
2777 EOF
2778 if compile_prog "" "" ; then
2779   eventfd=yes
2780 fi
2781
2782 # check for fallocate
2783 fallocate=no
2784 cat > $TMPC << EOF
2785 #include <fcntl.h>
2786
2787 int main(void)
2788 {
2789     fallocate(0, 0, 0, 0);
2790     return 0;
2791 }
2792 EOF
2793 if compile_prog "" "" ; then
2794   fallocate=yes
2795 fi
2796
2797 # check for fallocate hole punching
2798 fallocate_punch_hole=no
2799 cat > $TMPC << EOF
2800 #include <fcntl.h>
2801 #include <linux/falloc.h>
2802
2803 int main(void)
2804 {
2805     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2806     return 0;
2807 }
2808 EOF
2809 if compile_prog "" "" ; then
2810   fallocate_punch_hole=yes
2811 fi
2812
2813 # check for sync_file_range
2814 sync_file_range=no
2815 cat > $TMPC << EOF
2816 #include <fcntl.h>
2817
2818 int main(void)
2819 {
2820     sync_file_range(0, 0, 0, 0);
2821     return 0;
2822 }
2823 EOF
2824 if compile_prog "" "" ; then
2825   sync_file_range=yes
2826 fi
2827
2828 # check for linux/fiemap.h and FS_IOC_FIEMAP
2829 fiemap=no
2830 cat > $TMPC << EOF
2831 #include <sys/ioctl.h>
2832 #include <linux/fs.h>
2833 #include <linux/fiemap.h>
2834
2835 int main(void)
2836 {
2837     ioctl(0, FS_IOC_FIEMAP, 0);
2838     return 0;
2839 }
2840 EOF
2841 if compile_prog "" "" ; then
2842   fiemap=yes
2843 fi
2844
2845 # check for dup3
2846 dup3=no
2847 cat > $TMPC << EOF
2848 #include <unistd.h>
2849
2850 int main(void)
2851 {
2852     dup3(0, 0, 0);
2853     return 0;
2854 }
2855 EOF
2856 if compile_prog "" "" ; then
2857   dup3=yes
2858 fi
2859
2860 # check for ppoll support
2861 ppoll=no
2862 cat > $TMPC << EOF
2863 #include <poll.h>
2864
2865 int main(void)
2866 {
2867     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2868     ppoll(&pfd, 1, 0, 0);
2869     return 0;
2870 }
2871 EOF
2872 if compile_prog "" "" ; then
2873   ppoll=yes
2874 fi
2875
2876 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2877 prctl_pr_set_timerslack=no
2878 cat > $TMPC << EOF
2879 #include <sys/prctl.h>
2880
2881 int main(void)
2882 {
2883     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2884     return 0;
2885 }
2886 EOF
2887 if compile_prog "" "" ; then
2888   prctl_pr_set_timerslack=yes
2889 fi
2890
2891 # check for epoll support
2892 epoll=no
2893 cat > $TMPC << EOF
2894 #include <sys/epoll.h>
2895
2896 int main(void)
2897 {
2898     epoll_create(0);
2899     return 0;
2900 }
2901 EOF
2902 if compile_prog "" "" ; then
2903   epoll=yes
2904 fi
2905
2906 # epoll_create1 and epoll_pwait are later additions
2907 # so we must check separately for their presence
2908 epoll_create1=no
2909 cat > $TMPC << EOF
2910 #include <sys/epoll.h>
2911
2912 int main(void)
2913 {
2914     /* Note that we use epoll_create1 as a value, not as
2915      * a function being called. This is necessary so that on
2916      * old SPARC glibc versions where the function was present in
2917      * the library but not declared in the header file we will
2918      * fail the configure check. (Otherwise we will get a compiler
2919      * warning but not an error, and will proceed to fail the
2920      * qemu compile where we compile with -Werror.)
2921      */
2922     return (int)(uintptr_t)&epoll_create1;
2923 }
2924 EOF
2925 if compile_prog "" "" ; then
2926   epoll_create1=yes
2927 fi
2928
2929 epoll_pwait=no
2930 cat > $TMPC << EOF
2931 #include <sys/epoll.h>
2932
2933 int main(void)
2934 {
2935     epoll_pwait(0, 0, 0, 0, 0);
2936     return 0;
2937 }
2938 EOF
2939 if compile_prog "" "" ; then
2940   epoll_pwait=yes
2941 fi
2942
2943 # check for sendfile support
2944 sendfile=no
2945 cat > $TMPC << EOF
2946 #include <sys/sendfile.h>
2947
2948 int main(void)
2949 {
2950     return sendfile(0, 0, 0, 0);
2951 }
2952 EOF
2953 if compile_prog "" "" ; then
2954   sendfile=yes
2955 fi
2956
2957 # Check if tools are available to build documentation.
2958 if test "$docs" != "no" ; then
2959   if has makeinfo && has pod2man; then
2960     docs=yes
2961   else
2962     if test "$docs" = "yes" ; then
2963       feature_not_found "docs"
2964     fi
2965     docs=no
2966   fi
2967 fi
2968
2969 # Search for bswap_32 function
2970 byteswap_h=no
2971 cat > $TMPC << EOF
2972 #include <byteswap.h>
2973 int main(void) { return bswap_32(0); }
2974 EOF
2975 if compile_prog "" "" ; then
2976   byteswap_h=yes
2977 fi
2978
2979 # Search for bswap32 function
2980 bswap_h=no
2981 cat > $TMPC << EOF
2982 #include <sys/endian.h>
2983 #include <sys/types.h>
2984 #include <machine/bswap.h>
2985 int main(void) { return bswap32(0); }
2986 EOF
2987 if compile_prog "" "" ; then
2988   bswap_h=yes
2989 fi
2990
2991 ##########################################
2992 # Do we have libiscsi
2993 # We check for iscsi_unmap_sync() to make sure we have a
2994 # recent enough version of libiscsi.
2995 if test "$libiscsi" != "no" ; then
2996   cat > $TMPC << EOF
2997 #include <stdio.h>
2998 #include <iscsi/iscsi.h>
2999 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
3000 EOF
3001   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3002     libiscsi="yes"
3003     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3004     libiscsi_libs=$($pkg_config --libs libiscsi)
3005     CFLAGS="$CFLAGS $libiscsi_cflags"
3006     LIBS="$LIBS $libiscsi_libs"
3007   elif compile_prog "" "-liscsi" ; then
3008     libiscsi="yes"
3009     LIBS="$LIBS -liscsi"
3010   else
3011     if test "$libiscsi" = "yes" ; then
3012       feature_not_found "libiscsi"
3013     fi
3014     libiscsi="no"
3015   fi
3016 fi
3017
3018
3019 ##########################################
3020 # Do we need libm
3021 cat > $TMPC << EOF
3022 #include <math.h>
3023 int main(void) { return isnan(sin(0.0)); }
3024 EOF
3025 if compile_prog "" "" ; then
3026   :
3027 elif compile_prog "" "-lm" ; then
3028   LIBS="-lm $LIBS"
3029   libs_qga="-lm $libs_qga"
3030 else
3031   error_exit "libm check failed"
3032 fi
3033
3034 ##########################################
3035 # Do we need librt
3036 # uClibc provides 2 versions of clock_gettime(), one with realtime
3037 # support and one without. This means that the clock_gettime() don't
3038 # need -lrt. We still need it for timer_create() so we check for this
3039 # function in addition.
3040 cat > $TMPC <<EOF
3041 #include <signal.h>
3042 #include <time.h>
3043 int main(void) {
3044   timer_create(CLOCK_REALTIME, NULL, NULL);
3045   return clock_gettime(CLOCK_REALTIME, NULL);
3046 }
3047 EOF
3048
3049 if compile_prog "" "" ; then
3050   :
3051 # we need pthread for static linking. use previous pthread test result
3052 elif compile_prog "" "-lrt $pthread_lib" ; then
3053   LIBS="-lrt $LIBS"
3054   libs_qga="-lrt $libs_qga"
3055 fi
3056
3057 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3058         "$aix" != "yes" -a "$haiku" != "yes" ; then
3059     libs_softmmu="-lutil $libs_softmmu"
3060 fi
3061
3062 ##########################################
3063 # spice probe
3064 if test "$spice" != "no" ; then
3065   cat > $TMPC << EOF
3066 #include <spice.h>
3067 int main(void) { spice_server_new(); return 0; }
3068 EOF
3069   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3070   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3071   if $pkg_config --atleast-version=0.12.0 spice-server && \
3072      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3073      compile_prog "$spice_cflags" "$spice_libs" ; then
3074     spice="yes"
3075     libs_softmmu="$libs_softmmu $spice_libs"
3076     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3077     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3078     spice_server_version=$($pkg_config --modversion spice-server)
3079   else
3080     if test "$spice" = "yes" ; then
3081       feature_not_found "spice"
3082     fi
3083     spice="no"
3084   fi
3085 fi
3086
3087 # check for libcacard for smartcard support
3088 smartcard_cflags=""
3089 # TODO - what's the minimal nss version we support?
3090 if test "$smartcard_nss" != "no"; then
3091   cat > $TMPC << EOF
3092 #include <pk11pub.h>
3093 int main(void) { PK11_FreeSlot(0); return 0; }
3094 EOF
3095     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3096     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3097     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3098     test_cflags="$libcacard_cflags"
3099     # The header files in nss < 3.13.3 have a bug which causes them to
3100     # emit a warning. If we're going to compile QEMU with -Werror, then
3101     # test that the headers don't have this bug. Otherwise we would pass
3102     # the configure test but fail to compile QEMU later.
3103     if test "$werror" = "yes"; then
3104         test_cflags="-Werror $test_cflags"
3105     fi
3106     if test -n "$libtool" &&
3107        $pkg_config --atleast-version=3.12.8 nss && \
3108       compile_prog "$test_cflags" "$libcacard_libs"; then
3109         smartcard_nss="yes"
3110         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3111         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3112         libs_softmmu="$libcacard_libs $libs_softmmu"
3113     else
3114         if test "$smartcard_nss" = "yes"; then
3115             feature_not_found "nss"
3116         fi
3117         smartcard_nss="no"
3118     fi
3119 fi
3120
3121 # check for libusb
3122 if test "$libusb" != "no" ; then
3123     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3124         libusb="yes"
3125         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3126         libusb_libs=$($pkg_config --libs libusb-1.0)
3127         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3128         libs_softmmu="$libs_softmmu $libusb_libs"
3129     else
3130         if test "$libusb" = "yes"; then
3131             feature_not_found "libusb"
3132         fi
3133         libusb="no"
3134     fi
3135 fi
3136
3137 # check for usbredirparser for usb network redirection support
3138 if test "$usb_redir" != "no" ; then
3139     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3140         usb_redir="yes"
3141         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3142         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3143         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3144         libs_softmmu="$libs_softmmu $usb_redir_libs"
3145     else
3146         if test "$usb_redir" = "yes"; then
3147             feature_not_found "usb-redir"
3148         fi
3149         usb_redir="no"
3150     fi
3151 fi
3152
3153 ##########################################
3154 # check if we have VSS SDK headers for win
3155
3156 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3157   case "$vss_win32_sdk" in
3158     "")   vss_win32_include="-I$source_path" ;;
3159     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3160           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3161           vss_win32_include="-I$source_path/.sdk/vss"
3162           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3163           ;;
3164     *)    vss_win32_include="-I$vss_win32_sdk"
3165   esac
3166   cat > $TMPC << EOF
3167 #define __MIDL_user_allocate_free_DEFINED__
3168 #include <inc/win2003/vss.h>
3169 int main(void) { return VSS_CTX_BACKUP; }
3170 EOF
3171   if compile_prog "$vss_win32_include" "" ; then
3172     guest_agent_with_vss="yes"
3173     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3174     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3175   else
3176     if test "$vss_win32_sdk" != "" ; then
3177       echo "ERROR: Please download and install Microsoft VSS SDK:"
3178       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3179       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3180       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3181       echo "ERROR: The headers are extracted in the directory \`inc'."
3182       feature_not_found "VSS support"
3183     fi
3184     guest_agent_with_vss="no"
3185   fi
3186 fi
3187
3188 ##########################################
3189 # lookup Windows platform SDK (if not specified)
3190 # The SDK is needed only to build .tlb (type library) file of guest agent
3191 # VSS provider from the source. It is usually unnecessary because the
3192 # pre-compiled .tlb file is included.
3193
3194 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3195   if test -z "$win_sdk"; then
3196     programfiles="$PROGRAMFILES"
3197     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3198     if test -n "$programfiles"; then
3199       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3200     else
3201       feature_not_found "Windows SDK"
3202     fi
3203   elif test "$win_sdk" = "no"; then
3204     win_sdk=""
3205   fi
3206 fi
3207
3208 ##########################################
3209
3210 ##########################################
3211 # check if we have fdatasync
3212
3213 fdatasync=no
3214 cat > $TMPC << EOF
3215 #include <unistd.h>
3216 int main(void) {
3217 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3218 return fdatasync(0);
3219 #else
3220 #error Not supported
3221 #endif
3222 }
3223 EOF
3224 if compile_prog "" "" ; then
3225     fdatasync=yes
3226 fi
3227
3228 ##########################################
3229 # check if we have madvise
3230
3231 madvise=no
3232 cat > $TMPC << EOF
3233 #include <sys/types.h>
3234 #include <sys/mman.h>
3235 #include <stddef.h>
3236 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3237 EOF
3238 if compile_prog "" "" ; then
3239     madvise=yes
3240 fi
3241
3242 ##########################################
3243 # check if we have posix_madvise
3244
3245 posix_madvise=no
3246 cat > $TMPC << EOF
3247 #include <sys/mman.h>
3248 #include <stddef.h>
3249 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3250 EOF
3251 if compile_prog "" "" ; then
3252     posix_madvise=yes
3253 fi
3254
3255 ##########################################
3256 # check if we have usable SIGEV_THREAD_ID
3257
3258 sigev_thread_id=no
3259 cat > $TMPC << EOF
3260 #include <signal.h>
3261 int main(void) {
3262   struct sigevent ev;
3263   ev.sigev_notify = SIGEV_THREAD_ID;
3264   ev._sigev_un._tid = 0;
3265   asm volatile("" : : "g"(&ev));
3266   return 0;
3267 }
3268 EOF
3269 if compile_prog "" "" ; then
3270     sigev_thread_id=yes
3271 fi
3272
3273 ##########################################
3274 # check if trace backend exists
3275
3276 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3277 if test "$?" -ne 0 ; then
3278   error_exit "invalid trace backend" \
3279       "Please choose a supported trace backend."
3280 fi
3281
3282 ##########################################
3283 # For 'ust' backend, test if ust headers are present
3284 if test "$trace_backend" = "ust"; then
3285   cat > $TMPC << EOF
3286 #include <ust/tracepoint.h>
3287 #include <ust/marker.h>
3288 int main(void) { return 0; }
3289 EOF
3290   if compile_prog "" "" ; then
3291     LIBS="-lust -lurcu-bp $LIBS"
3292     libs_qga="-lust -lurcu-bp $libs_qga"
3293   else
3294     error_exit "Trace backend 'ust' missing libust header files"
3295   fi
3296 fi
3297
3298 ##########################################
3299 # For 'dtrace' backend, test if 'dtrace' command is present
3300 if test "$trace_backend" = "dtrace"; then
3301   if ! has 'dtrace' ; then
3302     error_exit "dtrace command is not found in PATH $PATH"
3303   fi
3304   trace_backend_stap="no"
3305   if has 'stap' ; then
3306     trace_backend_stap="yes"
3307   fi
3308 fi
3309
3310 ##########################################
3311 # check and set a backend for coroutine
3312
3313 # We prefer ucontext, but it's not always possible. The fallback
3314 # is sigcontext. gthread is not selectable except explicitly, because
3315 # it is not functional enough to run QEMU proper. (It is occasionally
3316 # useful for debugging purposes.)  On Windows the only valid backend
3317 # is the Windows-specific one.
3318
3319 ucontext_works=no
3320 if test "$darwin" != "yes"; then
3321   cat > $TMPC << EOF
3322 #include <ucontext.h>
3323 #ifdef __stub_makecontext
3324 #error Ignoring glibc stub makecontext which will always fail
3325 #endif
3326 int main(void) { makecontext(0, 0, 0); return 0; }
3327 EOF
3328   if compile_prog "" "" ; then
3329     ucontext_works=yes
3330   fi
3331 fi
3332
3333 if test "$coroutine" = ""; then
3334   if test "$mingw32" = "yes"; then
3335     coroutine=win32
3336   elif test "$ucontext_works" = "yes"; then
3337     coroutine=ucontext
3338   else
3339     coroutine=sigaltstack
3340   fi
3341 else
3342   case $coroutine in
3343   windows)
3344     if test "$mingw32" != "yes"; then
3345       error_exit "'windows' coroutine backend only valid for Windows"
3346     fi
3347     # Unfortunately the user visible backend name doesn't match the
3348     # coroutine-*.c filename for this case, so we have to adjust it here.
3349     coroutine=win32
3350     ;;
3351   ucontext)
3352     if test "$ucontext_works" != "yes"; then
3353       feature_not_found "ucontext"
3354     fi
3355     ;;
3356   gthread|sigaltstack)
3357     if test "$mingw32" = "yes"; then
3358       error_exit "only the 'windows' coroutine backend is valid for Windows"
3359     fi
3360     ;;
3361   *)
3362     error_exit "unknown coroutine backend $coroutine"
3363     ;;
3364   esac
3365 fi
3366
3367 if test "$coroutine_pool" = ""; then
3368   if test "$coroutine" = "gthread"; then
3369     coroutine_pool=no
3370   else
3371     coroutine_pool=yes
3372   fi
3373 fi
3374 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3375   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3376 fi
3377
3378 ##########################################
3379 # check if we have open_by_handle_at
3380
3381 open_by_handle_at=no
3382 cat > $TMPC << EOF
3383 #include <fcntl.h>
3384 #if !defined(AT_EMPTY_PATH)
3385 # error missing definition
3386 #else
3387 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3388 #endif
3389 EOF
3390 if compile_prog "" "" ; then
3391     open_by_handle_at=yes
3392 fi
3393
3394 ########################################
3395 # check if we have linux/magic.h
3396
3397 linux_magic_h=no
3398 cat > $TMPC << EOF
3399 #include <linux/magic.h>
3400 int main(void) {
3401   return 0;
3402 }
3403 EOF
3404 if compile_prog "" "" ; then
3405     linux_magic_h=yes
3406 fi
3407
3408 ########################################
3409 # check whether we can disable warning option with a pragma (this is needed
3410 # to silence warnings in the headers of some versions of external libraries).
3411 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3412 # only a warning.
3413 #
3414 # If we can't selectively disable warning in the code, disable -Werror so that
3415 # the build doesn't fail anyway.
3416
3417 pragma_disable_unused_but_set=no
3418 cat > $TMPC << EOF
3419 #pragma GCC diagnostic push
3420 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3421 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3422 #pragma GCC diagnostic pop
3423
3424 int main(void) {
3425     return 0;
3426 }
3427 EOF
3428 if compile_prog "-Werror" "" ; then
3429     pragma_diagnostic_available=yes
3430 else
3431     werror=no
3432 fi
3433
3434 ########################################
3435 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3436
3437 valgrind_h=no
3438 cat > $TMPC << EOF
3439 #include <valgrind/valgrind.h>
3440 #include <valgrind/memcheck.h>
3441 int main(void) {
3442   return 0;
3443 }
3444 EOF
3445 if compile_prog "" "" ; then
3446     valgrind_h=yes
3447 fi
3448
3449 ########################################
3450 # check if environ is declared
3451
3452 has_environ=no
3453 cat > $TMPC << EOF
3454 #include <unistd.h>
3455 int main(void) {
3456     environ = 0;
3457     return 0;
3458 }
3459 EOF
3460 if compile_prog "" "" ; then
3461     has_environ=yes
3462 fi
3463
3464 ########################################
3465 # check if cpuid.h is usable.
3466
3467 cpuid_h=no
3468 cat > $TMPC << EOF
3469 #include <cpuid.h>
3470 int main(void) {
3471   return 0;
3472 }
3473 EOF
3474 if compile_prog "" "" ; then
3475     cpuid_h=yes
3476 fi
3477
3478 ########################################
3479 # check if __[u]int128_t is usable.
3480
3481 int128=no
3482 cat > $TMPC << EOF
3483 __int128_t a;
3484 __uint128_t b;
3485 int main (void) {
3486   a = a + b;
3487   b = a * b;
3488   a = a * a;
3489   return 0;
3490 }
3491 EOF
3492 if compile_prog "" "" ; then
3493     int128=yes
3494 fi
3495
3496 ########################################
3497 # check if getauxval is available.
3498
3499 getauxval=no
3500 cat > $TMPC << EOF
3501 #include <sys/auxv.h>
3502 int main(void) {
3503   return getauxval(AT_HWCAP) == 0;
3504 }
3505 EOF
3506 if compile_prog "" "" ; then
3507     getauxval=yes
3508 fi
3509
3510 ##########################################
3511 # End of CC checks
3512 # After here, no more $cc or $ld runs
3513
3514 if test "$gcov" = "yes" ; then
3515   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3516   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3517 elif test "$debug" = "no" ; then
3518   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3519 fi
3520
3521
3522 # Disable zero malloc errors for official releases unless explicitly told to
3523 # enable/disable
3524 if test -z "$zero_malloc" ; then
3525     if test "$z_version" = "50" ; then
3526         zero_malloc="no"
3527     else
3528         zero_malloc="yes"
3529     fi
3530 fi
3531
3532 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3533 if test "$werror" = "yes"; then
3534     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3535 fi
3536
3537 if test "$solaris" = "no" ; then
3538     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3539         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3540     fi
3541 fi
3542
3543 # test if pod2man has --utf8 option
3544 if pod2man --help | grep -q utf8; then
3545     POD2MAN="pod2man --utf8"
3546 else
3547     POD2MAN="pod2man"
3548 fi
3549
3550 # Use ASLR, no-SEH and DEP if available
3551 if test "$mingw32" = "yes" ; then
3552     for flag in --dynamicbase --no-seh --nxcompat; do
3553         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3554             LDFLAGS="-Wl,$flag $LDFLAGS"
3555         fi
3556     done
3557 fi
3558
3559 qemu_confdir=$sysconfdir$confsuffix
3560 qemu_datadir=$datadir$confsuffix
3561 qemu_localedir="$datadir/locale"
3562
3563 tools=""
3564 if test "$want_tools" = "yes" ; then
3565   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3566   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3567     tools="qemu-nbd\$(EXESUF) $tools"
3568   fi
3569 fi
3570 if test "$softmmu" = yes ; then
3571   if test "$virtfs" != no ; then
3572     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3573       virtfs=yes
3574       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3575     else
3576       if test "$virtfs" = yes; then
3577         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3578       fi
3579       virtfs=no
3580     fi
3581   fi
3582 fi
3583 if [ "$guest_agent" != "no" ]; then
3584   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3585       tools="qemu-ga\$(EXESUF) $tools"
3586       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3587         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3588       fi
3589       guest_agent=yes
3590   elif [ "$guest_agent" != yes ]; then
3591       guest_agent=no
3592   else
3593       error_exit "Guest agent is not supported on this platform"
3594   fi
3595 fi
3596
3597 # Mac OS X ships with a broken assembler
3598 roms=
3599 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3600         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3601         "$softmmu" = yes ; then
3602   roms="optionrom"
3603 fi
3604 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3605   roms="$roms spapr-rtas"
3606 fi
3607
3608 if test "$cpu" = "s390x" ; then
3609   roms="$roms s390-ccw"
3610 fi
3611
3612 # Probe for the need for relocating the user-only binary.
3613 if test "$pie" = "no" ; then
3614   textseg_addr=
3615   case "$cpu" in
3616     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3617       textseg_addr=0x60000000
3618       ;;
3619     mips)
3620       textseg_addr=0x400000
3621       ;;
3622   esac
3623   if [ -n "$textseg_addr" ]; then
3624     cat > $TMPC <<EOF
3625     int main(void) { return 0; }
3626 EOF
3627     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3628     if ! compile_prog "" "$textseg_ldflags"; then
3629       # In case ld does not support -Ttext-segment, edit the default linker
3630       # script via sed to set the .text start addr.  This is needed on FreeBSD
3631       # at least.
3632       $ld --verbose | sed \
3633         -e '1,/==================================================/d' \
3634         -e '/==================================================/,$d' \
3635         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3636         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3637       textseg_ldflags="-Wl,-T../config-host.ld"
3638     fi
3639   fi
3640 fi
3641
3642 # add pixman flags after all config tests are done
3643 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3644 libs_softmmu="$libs_softmmu $pixman_libs"
3645
3646 echo "Install prefix    $prefix"
3647 echo "BIOS directory    `eval echo $qemu_datadir`"
3648 echo "binary directory  `eval echo $bindir`"
3649 echo "library directory `eval echo $libdir`"
3650 echo "libexec directory `eval echo $libexecdir`"
3651 echo "include directory `eval echo $includedir`"
3652 echo "config directory  `eval echo $sysconfdir`"
3653 if test "$mingw32" = "no" ; then
3654 echo "local state directory   `eval echo $local_statedir`"
3655 echo "Manual directory  `eval echo $mandir`"
3656 echo "ELF interp prefix $interp_prefix"
3657 else
3658 echo "local state directory   queried at runtime"
3659 echo "Windows SDK       $win_sdk"
3660 fi
3661 echo "Source path       $source_path"
3662 echo "C compiler        $cc"
3663 echo "Host C compiler   $host_cc"
3664 echo "C++ compiler      $cxx"
3665 echo "Objective-C compiler $objcc"
3666 echo "CFLAGS            $CFLAGS"
3667 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3668 echo "LDFLAGS           $LDFLAGS"
3669 echo "make              $make"
3670 echo "install           $install"
3671 echo "python            $python"
3672 if test "$slirp" = "yes" ; then
3673     echo "smbd              $smbd"
3674 fi
3675 echo "host CPU          $cpu"
3676 echo "host big endian   $bigendian"
3677 echo "target list       $target_list"
3678 echo "tcg debug enabled $debug_tcg"
3679 echo "gprof enabled     $gprof"
3680 echo "sparse enabled    $sparse"
3681 echo "strip binaries    $strip_opt"
3682 echo "profiler          $profiler"
3683 echo "static build      $static"
3684 echo "-Werror enabled   $werror"
3685 if test "$darwin" = "yes" ; then
3686     echo "Cocoa support     $cocoa"
3687 fi
3688 echo "pixman            $pixman"
3689 echo "SDL support       $sdl"
3690 echo "GTK support       $gtk"
3691 echo "curses support    $curses"
3692 echo "curl support      $curl"
3693 echo "mingw32 support   $mingw32"
3694 echo "Audio drivers     $audio_drv_list"
3695 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3696 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3697 echo "VirtFS support    $virtfs"
3698 echo "VNC support       $vnc"
3699 if test "$vnc" = "yes" ; then
3700     echo "VNC TLS support   $vnc_tls"
3701     echo "VNC SASL support  $vnc_sasl"
3702     echo "VNC JPEG support  $vnc_jpeg"
3703     echo "VNC PNG support   $vnc_png"
3704     echo "VNC WS support    $vnc_ws"
3705 fi
3706 if test -n "$sparc_cpu"; then
3707     echo "Target Sparc Arch $sparc_cpu"
3708 fi
3709 echo "xen support       $xen"
3710 echo "brlapi support    $brlapi"
3711 echo "bluez  support    $bluez"
3712 echo "Documentation     $docs"
3713 [ ! -z "$uname_release" ] && \
3714 echo "uname -r          $uname_release"
3715 echo "GUEST_BASE        $guest_base"
3716 echo "PIE               $pie"
3717 echo "vde support       $vde"
3718 echo "Linux AIO support $linux_aio"
3719 echo "ATTR/XATTR support $attr"
3720 echo "Install blobs     $blobs"
3721 echo "KVM support       $kvm"
3722 echo "RDMA support      $rdma"
3723 echo "TCG interpreter   $tcg_interpreter"
3724 echo "fdt support       $fdt"
3725 echo "preadv support    $preadv"
3726 echo "fdatasync         $fdatasync"
3727 echo "madvise           $madvise"
3728 echo "posix_madvise     $posix_madvise"
3729 echo "sigev_thread_id   $sigev_thread_id"
3730 echo "uuid support      $uuid"
3731 echo "libcap-ng support $cap_ng"
3732 echo "vhost-net support $vhost_net"
3733 echo "vhost-scsi support $vhost_scsi"
3734 echo "Trace backend     $trace_backend"
3735 echo "Trace output file $trace_file-<pid>"
3736 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3737 echo "rbd support       $rbd"
3738 echo "xfsctl support    $xfs"
3739 echo "nss used          $smartcard_nss"
3740 echo "libusb            $libusb"
3741 echo "usb net redir     $usb_redir"
3742 echo "GLX support       $glx"
3743 echo "libiscsi support  $libiscsi"
3744 echo "build guest agent $guest_agent"
3745 echo "QGA VSS support   $guest_agent_with_vss"
3746 echo "seccomp support   $seccomp"
3747 echo "coroutine backend $coroutine"
3748 echo "coroutine pool    $coroutine_pool"
3749 echo "GlusterFS support $glusterfs"
3750 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3751 echo "gcov              $gcov_tool"
3752 echo "gcov enabled      $gcov"
3753 echo "TPM support       $tpm"
3754 echo "libssh2 support   $libssh2"
3755 echo "TPM passthrough   $tpm_passthrough"
3756 echo "QOM debugging     $qom_cast_debug"
3757
3758 if test "$sdl_too_old" = "yes"; then
3759 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3760 fi
3761
3762 config_host_mak="config-host.mak"
3763
3764 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3765
3766 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3767 printf "# Configured with:" >> $config_host_mak
3768 printf " '%s'" "$0" "$@" >> $config_host_mak
3769 echo >> $config_host_mak
3770
3771 echo all: >> $config_host_mak
3772 echo "prefix=$prefix" >> $config_host_mak
3773 echo "bindir=$bindir" >> $config_host_mak
3774 echo "libdir=$libdir" >> $config_host_mak
3775 echo "libexecdir=$libexecdir" >> $config_host_mak
3776 echo "includedir=$includedir" >> $config_host_mak
3777 echo "mandir=$mandir" >> $config_host_mak
3778 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3779 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3780 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3781 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3782 if test "$mingw32" = "no" ; then
3783   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3784 fi
3785 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3786 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3787 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3788 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3789 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3790
3791 echo "ARCH=$ARCH" >> $config_host_mak
3792
3793 if test "$debug_tcg" = "yes" ; then
3794   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3795 fi
3796 if test "$strip_opt" = "yes" ; then
3797   echo "STRIP=${strip}" >> $config_host_mak
3798 fi
3799 if test "$bigendian" = "yes" ; then
3800   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3801 fi
3802 if test "$mingw32" = "yes" ; then
3803   echo "CONFIG_WIN32=y" >> $config_host_mak
3804   rc_version=`cat $source_path/VERSION`
3805   version_major=${rc_version%%.*}
3806   rc_version=${rc_version#*.}
3807   version_minor=${rc_version%%.*}
3808   rc_version=${rc_version#*.}
3809   version_subminor=${rc_version%%.*}
3810   version_micro=0
3811   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3812   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3813   if test "$guest_agent_with_vss" = "yes" ; then
3814     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3815     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3816   fi
3817 else
3818   echo "CONFIG_POSIX=y" >> $config_host_mak
3819 fi
3820
3821 if test "$linux" = "yes" ; then
3822   echo "CONFIG_LINUX=y" >> $config_host_mak
3823 fi
3824
3825 if test "$darwin" = "yes" ; then
3826   echo "CONFIG_DARWIN=y" >> $config_host_mak
3827 fi
3828
3829 if test "$aix" = "yes" ; then
3830   echo "CONFIG_AIX=y" >> $config_host_mak
3831 fi
3832
3833 if test "$solaris" = "yes" ; then
3834   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3835   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3836   if test "$needs_libsunmath" = "yes" ; then
3837     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3838   fi
3839 fi
3840 if test "$haiku" = "yes" ; then
3841   echo "CONFIG_HAIKU=y" >> $config_host_mak
3842 fi
3843 if test "$static" = "yes" ; then
3844   echo "CONFIG_STATIC=y" >> $config_host_mak
3845 fi
3846 if test "$profiler" = "yes" ; then
3847   echo "CONFIG_PROFILER=y" >> $config_host_mak
3848 fi
3849 if test "$slirp" = "yes" ; then
3850   echo "CONFIG_SLIRP=y" >> $config_host_mak
3851   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3852 fi
3853 if test "$vde" = "yes" ; then
3854   echo "CONFIG_VDE=y" >> $config_host_mak
3855 fi
3856 if test "$cap_ng" = "yes" ; then
3857   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3858 fi
3859 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3860 for drv in $audio_drv_list; do
3861     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3862     echo "$def=y" >> $config_host_mak
3863     if test "$drv" = "fmod"; then
3864         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3865     fi
3866 done
3867 if test "$audio_pt_int" = "yes" ; then
3868   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3869 fi
3870 if test "$audio_win_int" = "yes" ; then
3871   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3872 fi
3873 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3874 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3875 if test "$vnc" = "yes" ; then
3876   echo "CONFIG_VNC=y" >> $config_host_mak
3877 fi
3878 if test "$vnc_tls" = "yes" ; then
3879   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3880 fi
3881 if test "$vnc_sasl" = "yes" ; then
3882   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3883 fi
3884 if test "$vnc_jpeg" = "yes" ; then
3885   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3886 fi
3887 if test "$vnc_png" = "yes" ; then
3888   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3889 fi
3890 if test "$vnc_ws" = "yes" ; then
3891   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3892   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3893 fi
3894 if test "$fnmatch" = "yes" ; then
3895   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3896 fi
3897 if test "$uuid" = "yes" ; then
3898   echo "CONFIG_UUID=y" >> $config_host_mak
3899 fi
3900 if test "$xfs" = "yes" ; then
3901   echo "CONFIG_XFS=y" >> $config_host_mak
3902 fi
3903 qemu_version=`head $source_path/VERSION`
3904 echo "VERSION=$qemu_version" >>$config_host_mak
3905 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3906 echo "SRC_PATH=$source_path" >> $config_host_mak
3907 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3908 if [ "$docs" = "yes" ] ; then
3909   echo "BUILD_DOCS=yes" >> $config_host_mak
3910 fi
3911 if test "$sdl" = "yes" ; then
3912   echo "CONFIG_SDL=y" >> $config_host_mak
3913   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3914 fi
3915 if test "$cocoa" = "yes" ; then
3916   echo "CONFIG_COCOA=y" >> $config_host_mak
3917 fi
3918 if test "$curses" = "yes" ; then
3919   echo "CONFIG_CURSES=y" >> $config_host_mak
3920 fi
3921 if test "$utimens" = "yes" ; then
3922   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3923 fi
3924 if test "$pipe2" = "yes" ; then
3925   echo "CONFIG_PIPE2=y" >> $config_host_mak
3926 fi
3927 if test "$accept4" = "yes" ; then
3928   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3929 fi
3930 if test "$splice" = "yes" ; then
3931   echo "CONFIG_SPLICE=y" >> $config_host_mak
3932 fi
3933 if test "$eventfd" = "yes" ; then
3934   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3935 fi
3936 if test "$fallocate" = "yes" ; then
3937   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3938 fi
3939 if test "$fallocate_punch_hole" = "yes" ; then
3940   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3941 fi
3942 if test "$sync_file_range" = "yes" ; then
3943   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3944 fi
3945 if test "$fiemap" = "yes" ; then
3946   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3947 fi
3948 if test "$dup3" = "yes" ; then
3949   echo "CONFIG_DUP3=y" >> $config_host_mak
3950 fi
3951 if test "$ppoll" = "yes" ; then
3952   echo "CONFIG_PPOLL=y" >> $config_host_mak
3953 fi
3954 if test "$prctl_pr_set_timerslack" = "yes" ; then
3955   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
3956 fi
3957 if test "$epoll" = "yes" ; then
3958   echo "CONFIG_EPOLL=y" >> $config_host_mak
3959 fi
3960 if test "$epoll_create1" = "yes" ; then
3961   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3962 fi
3963 if test "$epoll_pwait" = "yes" ; then
3964   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3965 fi
3966 if test "$sendfile" = "yes" ; then
3967   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3968 fi
3969 if test "$inotify" = "yes" ; then
3970   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3971 fi
3972 if test "$inotify1" = "yes" ; then
3973   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3974 fi
3975 if test "$byteswap_h" = "yes" ; then
3976   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3977 fi
3978 if test "$bswap_h" = "yes" ; then
3979   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3980 fi
3981 if test "$curl" = "yes" ; then
3982   echo "CONFIG_CURL=y" >> $config_host_mak
3983   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3984 fi
3985 if test "$brlapi" = "yes" ; then
3986   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3987 fi
3988 if test "$bluez" = "yes" ; then
3989   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3990   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3991 fi
3992 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3993 if test "$gtk" = "yes" ; then
3994   echo "CONFIG_GTK=y" >> $config_host_mak
3995   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3996   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3997 fi
3998 if test "$xen" = "yes" ; then
3999   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4000   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4001 fi
4002 if test "$linux_aio" = "yes" ; then
4003   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4004 fi
4005 if test "$attr" = "yes" ; then
4006   echo "CONFIG_ATTR=y" >> $config_host_mak
4007 fi
4008 if test "$libattr" = "yes" ; then
4009   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4010 fi
4011 if test "$virtfs" = "yes" ; then
4012   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4013 fi
4014 if test "$vhost_scsi" = "yes" ; then
4015   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4016 fi
4017 if test "$blobs" = "yes" ; then
4018   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4019 fi
4020 if test "$iovec" = "yes" ; then
4021   echo "CONFIG_IOVEC=y" >> $config_host_mak
4022 fi
4023 if test "$preadv" = "yes" ; then
4024   echo "CONFIG_PREADV=y" >> $config_host_mak
4025 fi
4026 if test "$fdt" = "yes" ; then
4027   echo "CONFIG_FDT=y" >> $config_host_mak
4028 fi
4029 if test "$signalfd" = "yes" ; then
4030   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4031 fi
4032 if test "$tcg_interpreter" = "yes" ; then
4033   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4034 fi
4035 if test "$fdatasync" = "yes" ; then
4036   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4037 fi
4038 if test "$madvise" = "yes" ; then
4039   echo "CONFIG_MADVISE=y" >> $config_host_mak
4040 fi
4041 if test "$posix_madvise" = "yes" ; then
4042   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4043 fi
4044 if test "$sigev_thread_id" = "yes" ; then
4045   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4046 fi
4047
4048 if test "$spice" = "yes" ; then
4049   echo "CONFIG_SPICE=y" >> $config_host_mak
4050 fi
4051
4052 if test "$smartcard_nss" = "yes" ; then
4053   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4054   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4055   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4056 fi
4057
4058 if test "$libusb" = "yes" ; then
4059   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4060 fi
4061
4062 if test "$usb_redir" = "yes" ; then
4063   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4064 fi
4065
4066 if test "$glx" = "yes" ; then
4067   echo "CONFIG_GLX=y" >> $config_host_mak
4068   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4069 fi
4070
4071 if test "$libiscsi" = "yes" ; then
4072   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4073 fi
4074
4075 if test "$seccomp" = "yes"; then
4076   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4077 fi
4078
4079 # XXX: suppress that
4080 if [ "$bsd" = "yes" ] ; then
4081   echo "CONFIG_BSD=y" >> $config_host_mak
4082 fi
4083
4084 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4085
4086 if test "$zero_malloc" = "yes" ; then
4087   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4088 fi
4089 if test "$qom_cast_debug" = "yes" ; then
4090   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4091 fi
4092 if test "$rbd" = "yes" ; then
4093   echo "CONFIG_RBD=y" >> $config_host_mak
4094 fi
4095
4096 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4097 if test "$coroutine_pool" = "yes" ; then
4098   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4099 else
4100   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4101 fi
4102
4103 if test "$open_by_handle_at" = "yes" ; then
4104   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4105 fi
4106
4107 if test "$linux_magic_h" = "yes" ; then
4108   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4109 fi
4110
4111 if test "$pragma_diagnostic_available" = "yes" ; then
4112   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4113 fi
4114
4115 if test "$valgrind_h" = "yes" ; then
4116   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4117 fi
4118
4119 if test "$has_environ" = "yes" ; then
4120   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4121 fi
4122
4123 if test "$cpuid_h" = "yes" ; then
4124   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4125 fi
4126
4127 if test "$int128" = "yes" ; then
4128   echo "CONFIG_INT128=y" >> $config_host_mak
4129 fi
4130
4131 if test "$getauxval" = "yes" ; then
4132   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4133 fi
4134
4135 if test "$glusterfs" = "yes" ; then
4136   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4137 fi
4138
4139 if test "$glusterfs_discard" = "yes" ; then
4140   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4141 fi
4142
4143 if test "$libssh2" = "yes" ; then
4144   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4145 fi
4146
4147 if test "$virtio_blk_data_plane" = "yes" ; then
4148   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4149 fi
4150
4151 # USB host support
4152 if test "$libusb" = "yes"; then
4153   echo "HOST_USB=libusb legacy" >> $config_host_mak
4154 else
4155   echo "HOST_USB=stub" >> $config_host_mak
4156 fi
4157
4158 # TPM passthrough support?
4159 if test "$tpm" = "yes"; then
4160   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4161   if test "$tpm_passthrough" = "yes"; then
4162     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4163   fi
4164 fi
4165
4166 # use default implementation for tracing backend-specific routines
4167 trace_default=yes
4168 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4169 if test "$trace_backend" = "nop"; then
4170   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4171 fi
4172 if test "$trace_backend" = "simple"; then
4173   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4174   trace_default=no
4175   # Set the appropriate trace file.
4176   trace_file="\"$trace_file-\" FMT_pid"
4177 fi
4178 if test "$trace_backend" = "stderr"; then
4179   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4180   trace_default=no
4181 fi
4182 if test "$trace_backend" = "ust"; then
4183   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4184 fi
4185 if test "$trace_backend" = "dtrace"; then
4186   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4187   if test "$trace_backend_stap" = "yes" ; then
4188     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4189   fi
4190 fi
4191 if test "$trace_backend" = "ftrace"; then
4192   if test "$linux" = "yes" ; then
4193     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4194     trace_default=no
4195   else
4196     feature_not_found "ftrace(trace backend)"
4197   fi
4198 fi
4199 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4200 if test "$trace_default" = "yes"; then
4201   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4202 fi
4203
4204 if test "$rdma" = "yes" ; then
4205   echo "CONFIG_RDMA=y" >> $config_host_mak
4206 fi
4207
4208 if test "$tcg_interpreter" = "yes"; then
4209   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4210 elif test "$ARCH" = "sparc64" ; then
4211   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4212 elif test "$ARCH" = "s390x" ; then
4213   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4214 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4215   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4216 else
4217   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4218 fi
4219 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4220
4221 echo "TOOLS=$tools" >> $config_host_mak
4222 echo "ROMS=$roms" >> $config_host_mak
4223 echo "MAKE=$make" >> $config_host_mak
4224 echo "INSTALL=$install" >> $config_host_mak
4225 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4226 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4227 if test -n "$libtool"; then
4228   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4229   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4230 else
4231   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4232   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4233 fi
4234 echo "PYTHON=$python" >> $config_host_mak
4235 echo "CC=$cc" >> $config_host_mak
4236 if $iasl -h > /dev/null 2>&1; then
4237   echo "IASL=$iasl" >> $config_host_mak
4238 fi
4239 echo "CC_I386=$cc_i386" >> $config_host_mak
4240 echo "HOST_CC=$host_cc" >> $config_host_mak
4241 echo "CXX=$cxx" >> $config_host_mak
4242 echo "OBJCC=$objcc" >> $config_host_mak
4243 echo "AR=$ar" >> $config_host_mak
4244 echo "AS=$as" >> $config_host_mak
4245 echo "CPP=$cpp" >> $config_host_mak
4246 echo "OBJCOPY=$objcopy" >> $config_host_mak
4247 echo "LD=$ld" >> $config_host_mak
4248 echo "WINDRES=$windres" >> $config_host_mak
4249 echo "LIBTOOL=$libtool" >> $config_host_mak
4250 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4251 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4252 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4253 if test "$sparse" = "yes" ; then
4254   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4255   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4256   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4257 fi
4258 if test "$cross_prefix" != ""; then
4259   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4260 else
4261   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4262 fi
4263 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4264 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4265 echo "LIBS+=$LIBS" >> $config_host_mak
4266 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4267 echo "EXESUF=$EXESUF" >> $config_host_mak
4268 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4269 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4270 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4271 if test "$gcov" = "yes" ; then
4272   echo "CONFIG_GCOV=y" >> $config_host_mak
4273   echo "GCOV=$gcov_tool" >> $config_host_mak
4274 fi
4275
4276 # use included Linux headers
4277 if test "$linux" = "yes" ; then
4278   mkdir -p linux-headers
4279   case "$cpu" in
4280   i386|x86_64|x32)
4281     linux_arch=x86
4282     ;;
4283   ppcemb|ppc|ppc64)
4284     linux_arch=powerpc
4285     ;;
4286   s390x)
4287     linux_arch=s390
4288     ;;
4289   aarch64)
4290     linux_arch=arm64
4291     ;;
4292   *)
4293     # For most CPUs the kernel architecture name and QEMU CPU name match.
4294     linux_arch="$cpu"
4295     ;;
4296   esac
4297     # For non-KVM architectures we will not have asm headers
4298     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4299       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4300     fi
4301 fi
4302
4303 for target in $target_list; do
4304 target_dir="$target"
4305 config_target_mak=$target_dir/config-target.mak
4306 target_name=`echo $target | cut -d '-' -f 1`
4307 target_bigendian="no"
4308
4309 case "$target_name" in
4310   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4311   target_bigendian=yes
4312   ;;
4313 esac
4314 target_softmmu="no"
4315 target_user_only="no"
4316 target_linux_user="no"
4317 target_bsd_user="no"
4318 case "$target" in
4319   ${target_name}-softmmu)
4320     target_softmmu="yes"
4321     ;;
4322   ${target_name}-linux-user)
4323     if test "$linux" != "yes" ; then
4324       error_exit "Target '$target' is only available on a Linux host"
4325     fi
4326     target_user_only="yes"
4327     target_linux_user="yes"
4328     ;;
4329   ${target_name}-bsd-user)
4330     if test "$bsd" != "yes" ; then
4331       error_exit "Target '$target' is only available on a BSD host"
4332     fi
4333     target_user_only="yes"
4334     target_bsd_user="yes"
4335     ;;
4336   *)
4337     error_exit "Target '$target' not recognised"
4338     exit 1
4339     ;;
4340 esac
4341
4342 mkdir -p $target_dir
4343 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4344
4345 bflt="no"
4346 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4347 gdb_xml_files=""
4348
4349 TARGET_ARCH="$target_name"
4350 TARGET_BASE_ARCH=""
4351 TARGET_ABI_DIR=""
4352
4353 case "$target_name" in
4354   i386)
4355   ;;
4356   x86_64)
4357     TARGET_BASE_ARCH=i386
4358   ;;
4359   alpha)
4360   ;;
4361   arm|armeb)
4362     TARGET_ARCH=arm
4363     bflt="yes"
4364     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4365   ;;
4366   aarch64)
4367     TARGET_BASE_ARCH=arm
4368     bflt="yes"
4369     gdb_xml_files="aarch64-core.xml"
4370   ;;
4371   cris)
4372   ;;
4373   lm32)
4374   ;;
4375   m68k)
4376     bflt="yes"
4377     gdb_xml_files="cf-core.xml cf-fp.xml"
4378   ;;
4379   microblaze|microblazeel)
4380     TARGET_ARCH=microblaze
4381     bflt="yes"
4382   ;;
4383   mips|mipsel)
4384     TARGET_ARCH=mips
4385     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4386   ;;
4387   mipsn32|mipsn32el)
4388     TARGET_ARCH=mips64
4389     TARGET_BASE_ARCH=mips
4390     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4391     echo "TARGET_ABI32=y" >> $config_target_mak
4392   ;;
4393   mips64|mips64el)
4394     TARGET_ARCH=mips64
4395     TARGET_BASE_ARCH=mips
4396     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4397   ;;
4398   moxie)
4399   ;;
4400   or32)
4401     TARGET_ARCH=openrisc
4402     TARGET_BASE_ARCH=openrisc
4403   ;;
4404   ppc)
4405     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4406   ;;
4407   ppcemb)
4408     TARGET_BASE_ARCH=ppc
4409     TARGET_ABI_DIR=ppc
4410     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4411   ;;
4412   ppc64)
4413     TARGET_BASE_ARCH=ppc
4414     TARGET_ABI_DIR=ppc
4415     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4416   ;;
4417   ppc64abi32)
4418     TARGET_ARCH=ppc64
4419     TARGET_BASE_ARCH=ppc
4420     TARGET_ABI_DIR=ppc
4421     echo "TARGET_ABI32=y" >> $config_target_mak
4422     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4423   ;;
4424   sh4|sh4eb)
4425     TARGET_ARCH=sh4
4426     bflt="yes"
4427   ;;
4428   sparc)
4429   ;;
4430   sparc64)
4431     TARGET_BASE_ARCH=sparc
4432   ;;
4433   sparc32plus)
4434     TARGET_ARCH=sparc64
4435     TARGET_BASE_ARCH=sparc
4436     TARGET_ABI_DIR=sparc
4437     echo "TARGET_ABI32=y" >> $config_target_mak
4438   ;;
4439   s390x)
4440   ;;
4441   unicore32)
4442   ;;
4443   xtensa|xtensaeb)
4444     TARGET_ARCH=xtensa
4445   ;;
4446   *)
4447     error_exit "Unsupported target CPU"
4448   ;;
4449 esac
4450 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4451 if [ "$TARGET_BASE_ARCH" = "" ]; then
4452   TARGET_BASE_ARCH=$TARGET_ARCH
4453 fi
4454
4455 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4456
4457 upper() {
4458     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4459 }
4460
4461 target_arch_name="`upper $TARGET_ARCH`"
4462 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4463 echo "TARGET_NAME=$target_name" >> $config_target_mak
4464 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4465 if [ "$TARGET_ABI_DIR" = "" ]; then
4466   TARGET_ABI_DIR=$TARGET_ARCH
4467 fi
4468 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4469 case "$target_name" in
4470   i386|x86_64)
4471     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4472       echo "CONFIG_XEN=y" >> $config_target_mak
4473       if test "$xen_pci_passthrough" = yes; then
4474         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4475       fi
4476     fi
4477     ;;
4478   *)
4479 esac
4480 case "$target_name" in
4481   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4482     # Make sure the target and host cpus are compatible
4483     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4484       \( "$target_name" = "$cpu" -o \
4485       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4486       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4487       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4488       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4489       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4490       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4491       echo "CONFIG_KVM=y" >> $config_target_mak
4492       if test "$vhost_net" = "yes" ; then
4493         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4494       fi
4495     fi
4496 esac
4497 if test "$target_bigendian" = "yes" ; then
4498   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4499 fi
4500 if test "$target_softmmu" = "yes" ; then
4501   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4502 fi
4503 if test "$target_user_only" = "yes" ; then
4504   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4505   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4506 fi
4507 if test "$target_linux_user" = "yes" ; then
4508   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4509 fi
4510 list=""
4511 if test ! -z "$gdb_xml_files" ; then
4512   for x in $gdb_xml_files; do
4513     list="$list $source_path/gdb-xml/$x"
4514   done
4515   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4516 fi
4517
4518 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4519   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4520 fi
4521 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4522   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4523 fi
4524 if test "$target_bsd_user" = "yes" ; then
4525   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4526 fi
4527
4528 # generate QEMU_CFLAGS/LDFLAGS for targets
4529
4530 cflags=""
4531 ldflags=""
4532
4533 for i in $ARCH $TARGET_BASE_ARCH ; do
4534   case "$i" in
4535   alpha)
4536     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4537     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4538   ;;
4539   arm)
4540     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4541     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4542   ;;
4543   cris)
4544     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4545     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4546   ;;
4547   hppa)
4548     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4549     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4550   ;;
4551   i386|x86_64|x32)
4552     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4553     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4554   ;;
4555   ia64*)
4556     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4557     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4558   ;;
4559   lm32)
4560     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4561     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4562   ;;
4563   m68k)
4564     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4565     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4566   ;;
4567   microblaze*)
4568     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4569     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4570   ;;
4571   mips*)
4572     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4573     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4574   ;;
4575   moxie*)
4576     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4577     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4578   ;;
4579   or32)
4580     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4581     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4582   ;;
4583   ppc*)
4584     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4585     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4586   ;;
4587   s390*)
4588     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4589     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4590   ;;
4591   sh4)
4592     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4593     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4594   ;;
4595   sparc*)
4596     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4597     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4598   ;;
4599   xtensa*)
4600     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4601     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4602   ;;
4603   esac
4604 done
4605 if test "$tcg_interpreter" = "yes" ; then
4606   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4607   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4608 fi
4609
4610 case "$ARCH" in
4611 alpha)
4612   # Ensure there's only a single GP
4613   cflags="-msmall-data $cflags"
4614 ;;
4615 esac
4616
4617 if test "$gprof" = "yes" ; then
4618   echo "TARGET_GPROF=yes" >> $config_target_mak
4619   if test "$target_linux_user" = "yes" ; then
4620     cflags="-p $cflags"
4621     ldflags="-p $ldflags"
4622   fi
4623   if test "$target_softmmu" = "yes" ; then
4624     ldflags="-p $ldflags"
4625     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4626   fi
4627 fi
4628
4629 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4630   ldflags="$ldflags $textseg_ldflags"
4631 fi
4632
4633 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4634 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4635
4636 done # for target in $targets
4637
4638 if [ "$pixman" = "internal" ]; then
4639   echo "config-host.h: subdir-pixman" >> $config_host_mak
4640 fi
4641
4642 if test "$rdma" = "yes" ; then
4643 echo "CONFIG_RDMA=y" >> $config_host_mak
4644 fi
4645
4646 if [ "$dtc_internal" = "yes" ]; then
4647   echo "config-host.h: subdir-dtc" >> $config_host_mak
4648 fi
4649
4650 # build tree in object directory in case the source is not in the current directory
4651 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4652 DIRS="$DIRS fsdev"
4653 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4654 DIRS="$DIRS roms/seabios roms/vgabios"
4655 DIRS="$DIRS qapi-generated"
4656 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4657 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4658 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4659 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4660 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4661 FILES="$FILES pc-bios/s390-ccw/Makefile"
4662 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4663 FILES="$FILES pc-bios/qemu-icon.bmp"
4664 for bios_file in \
4665     $source_path/pc-bios/*.bin \
4666     $source_path/pc-bios/*.aml \
4667     $source_path/pc-bios/*.rom \
4668     $source_path/pc-bios/*.dtb \
4669     $source_path/pc-bios/*.img \
4670     $source_path/pc-bios/openbios-* \
4671     $source_path/pc-bios/palcode-*
4672 do
4673     FILES="$FILES pc-bios/`basename $bios_file`"
4674 done
4675 mkdir -p $DIRS
4676 for f in $FILES ; do
4677     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4678         symlink "$source_path/$f" "$f"
4679     fi
4680 done
4681
4682 # temporary config to build submodules
4683 for rom in seabios vgabios ; do
4684     config_mak=roms/$rom/config.mak
4685     echo "# Automatically generated by configure - do not modify" > $config_mak
4686     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4687     echo "AS=$as" >> $config_mak
4688     echo "CC=$cc" >> $config_mak
4689     echo "BCC=bcc" >> $config_mak
4690     echo "CPP=$cpp" >> $config_mak
4691     echo "OBJCOPY=objcopy" >> $config_mak
4692     echo "IASL=$iasl" >> $config_mak
4693     echo "LD=$ld" >> $config_mak
4694 done
4695
4696 if test "$docs" = "yes" ; then
4697   mkdir -p QMP
4698 fi