configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5 # set temporary file name
   6 if test ! -z "$TMPDIR" ; then
   7     TMPDIR1="${TMPDIR}"
   8 elif test ! -z "$TEMPDIR" ; then
   9     TMPDIR1="${TEMPDIR}"
  10 else
  11     TMPDIR1="/tmp"
  12 fi
  13
  14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
  15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
  16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
  17
  18 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
  19 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
  20 trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
  21 rm -f config.log
  22
  23 # Print a helpful header at the top of config.log
  24 echo "# QEMU configure log $(date)" >> config.log
  25 printf "# Configured with:" >> config.log
  26 printf " '%s'" "$0" "$@" >> config.log
  27 echo >> config.log
  28 echo "#" >> config.log
  29
  30 # Save the configure command line for later reuse.
  31 cat <<EOD >config.status
  32 #!/bin/sh
  33 # Generated by configure.
  34 # Run this file to recreate the current configuration.
  35 # Compiler output produced by configure, useful for debugging
  36 # configure, is in config.log if it exists.
  37 EOD
  38 printf "exec" >>config.status
  39 printf " '%s'" "$0" "$@" >>config.status
  40 echo >>config.status
  41 chmod +x config.status
  42
  43 error_exit() {
  44     echo
  45     echo "ERROR: $1"
  46     while test -n "$2"; do
  47         echo "       $2"
  48         shift
  49     done
  50     echo
  51     exit 1
  52 }
  53
  54 do_cc() {
  55     # Run the compiler, capturing its output to the log.
  56     echo $cc "$@" >> config.log
  57     $cc "$@" >> config.log 2>&1 || return $?
  58     # Test passed. If this is an --enable-werror build, rerun
  59     # the test with -Werror and bail out if it fails. This
  60     # makes warning-generating-errors in configure test code
  61     # obvious to developers.
  62     if test "$werror" != "yes"; then
  63         return 0
  64     fi
  65     # Don't bother rerunning the compile if we were already using -Werror
  66     case "$*" in
  67         *-Werror*)
  68            return 0
  69         ;;
  70     esac
  71     echo $cc -Werror "$@" >> config.log
  72     $cc -Werror "$@" >> config.log 2>&1 && return $?
  73     error_exit "configure test passed without -Werror but failed with -Werror." \
  74         "This is probably a bug in the configure script. The failing command" \
  75         "will be at the bottom of config.log." \
  76         "You can run configure with --disable-werror to bypass this check."
  77 }
  78
  79 compile_object() {
  80   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
  81 }
  82
  83 compile_prog() {
  84   local_cflags="$1"
  85   local_ldflags="$2"
  86   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
  87 }
  88
  89 # symbolically link $1 to $2.  Portable version of "ln -sf".
  90 symlink() {
  91   rm -rf "$2"
  92   mkdir -p "$(dirname "$2")"
  93   ln -s "$1" "$2"
  94 }
  95
  96 # check whether a command is available to this shell (may be either an
  97 # executable or a builtin)
  98 has() {
  99     type "$1" >/dev/null 2>&1
 100 }
 101
 102 # search for an executable in PATH
 103 path_of() {
 104     local_command="$1"
 105     local_ifs="$IFS"
 106     local_dir=""
 107
 108     # pathname has a dir component?
 109     if [ "${local_command#*/}" != "$local_command" ]; then
 110         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 111             echo "$local_command"
 112             return 0
 113         fi
 114     fi
 115     if [ -z "$local_command" ]; then
 116         return 1
 117     fi
 118
 119     IFS=:
 120     for local_dir in $PATH; do
 121         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 122             echo "$local_dir/$local_command"
 123             IFS="${local_ifs:-$(printf ' \t\n')}"
 124             return 0
 125         fi
 126     done
 127     # not found
 128     IFS="${local_ifs:-$(printf ' \t\n')}"
 129     return 1
 130 }
 131
 132 # default parameters
 133 source_path=`dirname "$0"`
 134 cpu=""
 135 iasl="iasl"
 136 interp_prefix="/usr/gnemul/qemu-%M"
 137 static="no"
 138 cross_prefix=""
 139 audio_drv_list=""
 140 block_drv_rw_whitelist=""
 141 block_drv_ro_whitelist=""
 142 host_cc="cc"
 143 libs_softmmu=""
 144 libs_tools=""
 145 audio_pt_int=""
 146 audio_win_int=""
 147 cc_i386=i386-pc-linux-gnu-gcc
 148 libs_qga=""
 149 debug_info="yes"
 150
 151 # Don't accept a target_list environment variable.
 152 unset target_list
 153
 154 # Default value for a variable defining feature "foo".
 155 #  * foo="no"  feature will only be used if --enable-foo arg is given
 156 #  * foo=""    feature will be searched for, and if found, will be used
 157 #              unless --disable-foo is given
 158 #  * foo="yes" this value will only be set by --enable-foo flag.
 159 #              feature will searched for,
 160 #              if not found, configure exits with error
 161 #
 162 # Always add --enable-foo and --disable-foo command line args.
 163 # Distributions want to ensure that several features are compiled in, and it
 164 # is impossible without a --enable-foo that exits if a feature is not found.
 165
 166 bluez=""
 167 brlapi=""
 168 curl=""
 169 curses=""
 170 docs=""
 171 fdt=""
 172 pixman=""
 173 sdl=""
 174 virtfs=""
 175 vnc="yes"
 176 sparse="no"
 177 uuid=""
 178 vde=""
 179 vnc_tls=""
 180 vnc_sasl=""
 181 vnc_jpeg=""
 182 vnc_png=""
 183 vnc_ws=""
 184 xen=""
 185 xen_ctrl_version=""
 186 xen_pci_passthrough=""
 187 linux_aio=""
 188 cap_ng=""
 189 attr=""
 190 libattr=""
 191 xfs=""
 192
 193 vhost_net="no"
 194 vhost_scsi="no"
 195 kvm="no"
 196 rdma=""
 197 gprof="no"
 198 debug_tcg="no"
 199 debug="no"
 200 strip_opt="yes"
 201 tcg_interpreter="no"
 202 bigendian="no"
 203 mingw32="no"
 204 gcov="no"
 205 gcov_tool="gcov"
 206 EXESUF=""
 207 prefix="/usr/local"
 208 mandir="\${prefix}/share/man"
 209 datadir="\${prefix}/share"
 210 qemu_docdir="\${prefix}/share/doc/qemu"
 211 bindir="\${prefix}/bin"
 212 libdir="\${prefix}/lib"
 213 libexecdir="\${prefix}/libexec"
 214 includedir="\${prefix}/include"
 215 sysconfdir="\${prefix}/etc"
 216 local_statedir="\${prefix}/var"
 217 confsuffix="/qemu"
 218 slirp="yes"
 219 fmod_lib=""
 220 fmod_inc=""
 221 oss_lib=""
 222 bsd="no"
 223 linux="no"
 224 solaris="no"
 225 profiler="no"
 226 cocoa="no"
 227 softmmu="yes"
 228 linux_user="no"
 229 bsd_user="no"
 230 guest_base="yes"
 231 uname_release=""
 232 aix="no"
 233 blobs="yes"
 234 pkgversion=""
 235 pie=""
 236 zero_malloc=""
 237 qom_cast_debug="yes"
 238 trace_backend="nop"
 239 trace_file="trace"
 240 spice=""
 241 rbd=""
 242 smartcard_nss=""
 243 libusb=""
 244 usb_redir=""
 245 glx=""
 246 zlib="yes"
 247 guest_agent=""
 248 guest_agent_with_vss="no"
 249 vss_win32_sdk=""
 250 win_sdk="no"
 251 want_tools="yes"
 252 libiscsi=""
 253 coroutine=""
 254 coroutine_pool=""
 255 seccomp=""
 256 glusterfs=""
 257 glusterfs_discard="no"
 258 virtio_blk_data_plane=""
 259 gtk=""
 260 gtkabi="2.0"
 261 tpm="no"
 262 libssh2=""
 263 vhdx=""
 264
 265 # parse CC options first
 266 for opt do
 267   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 268   case "$opt" in
 269   --cross-prefix=*) cross_prefix="$optarg"
 270   ;;
 271   --cc=*) CC="$optarg"
 272   ;;
 273   --cxx=*) CXX="$optarg"
 274   ;;
 275   --iasl=*) iasl="$optarg"
 276   ;;
 277   --source-path=*) source_path="$optarg"
 278   ;;
 279   --cpu=*) cpu="$optarg"
 280   ;;
 281   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 282                     EXTRA_CFLAGS="$optarg"
 283   ;;
 284   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 285                      EXTRA_LDFLAGS="$optarg"
 286   ;;
 287   --enable-debug-info) debug_info="yes"
 288   ;;
 289   --disable-debug-info) debug_info="no"
 290   ;;
 291   esac
 292 done
 293 # OS specific
 294 # Using uname is really, really broken.  Once we have the right set of checks
 295 # we can eliminate its usage altogether.
 296
 297 # Preferred compiler:
 298 #  ${CC} (if set)
 299 #  ${cross_prefix}gcc (if cross-prefix specified)
 300 #  system compiler
 301 if test -z "${CC}${cross_prefix}"; then
 302   cc="$host_cc"
 303 else
 304   cc="${CC-${cross_prefix}gcc}"
 305 fi
 306
 307 if test -z "${CXX}${cross_prefix}"; then
 308   cxx="c++"
 309 else
 310   cxx="${CXX-${cross_prefix}g++}"
 311 fi
 312
 313 ar="${AR-${cross_prefix}ar}"
 314 as="${AS-${cross_prefix}as}"
 315 cpp="${CPP-$cc -E}"
 316 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 317 ld="${LD-${cross_prefix}ld}"
 318 libtool="${LIBTOOL-${cross_prefix}libtool}"
 319 strip="${STRIP-${cross_prefix}strip}"
 320 windres="${WINDRES-${cross_prefix}windres}"
 321 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 322 query_pkg_config() {
 323     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 324 }
 325 pkg_config=query_pkg_config
 326 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 327
 328 # default flags for all hosts
 329 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 330 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 331 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 332 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 333 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 334 if test "$debug_info" = "yes"; then
 335     CFLAGS="-g $CFLAGS"
 336     LDFLAGS="-g $LDFLAGS"
 337 fi
 338
 339 # make source path absolute
 340 source_path=`cd "$source_path"; pwd`
 341
 342 check_define() {
 343 cat > $TMPC <<EOF
 344 #if !defined($1)
 345 #error $1 not defined
 346 #endif
 347 int main(void) { return 0; }
 348 EOF
 349   compile_object
 350 }
 351
 352 if check_define __linux__ ; then
 353   targetos="Linux"
 354 elif check_define _WIN32 ; then
 355   targetos='MINGW32'
 356 elif check_define __OpenBSD__ ; then
 357   targetos='OpenBSD'
 358 elif check_define __sun__ ; then
 359   targetos='SunOS'
 360 elif check_define __HAIKU__ ; then
 361   targetos='Haiku'
 362 else
 363   targetos=`uname -s`
 364 fi
 365
 366 # Some host OSes need non-standard checks for which CPU to use.
 367 # Note that these checks are broken for cross-compilation: if you're
 368 # cross-compiling to one of these OSes then you'll need to specify
 369 # the correct CPU with the --cpu option.
 370 case $targetos in
 371 Darwin)
 372   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 373   # run 64-bit userspace code.
 374   # If the user didn't specify a CPU explicitly and the kernel says this is
 375   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 376   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 377     cpu="x86_64"
 378   fi
 379   ;;
 380 SunOS)
 381   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 382   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 383     cpu="x86_64"
 384   fi
 385 esac
 386
 387 if test ! -z "$cpu" ; then
 388   # command line argument
 389   :
 390 elif check_define __i386__ ; then
 391   cpu="i386"
 392 elif check_define __x86_64__ ; then
 393   if check_define __ILP32__ ; then
 394     cpu="x32"
 395   else
 396     cpu="x86_64"
 397   fi
 398 elif check_define __sparc__ ; then
 399   if check_define __arch64__ ; then
 400     cpu="sparc64"
 401   else
 402     cpu="sparc"
 403   fi
 404 elif check_define _ARCH_PPC ; then
 405   if check_define _ARCH_PPC64 ; then
 406     cpu="ppc64"
 407   else
 408     cpu="ppc"
 409   fi
 410 elif check_define __mips__ ; then
 411   cpu="mips"
 412 elif check_define __ia64__ ; then
 413   cpu="ia64"
 414 elif check_define __s390__ ; then
 415   if check_define __s390x__ ; then
 416     cpu="s390x"
 417   else
 418     cpu="s390"
 419   fi
 420 elif check_define __arm__ ; then
 421   cpu="arm"
 422 elif check_define __aarch64__ ; then
 423   cpu="aarch64"
 424 elif check_define __hppa__ ; then
 425   cpu="hppa"
 426 else
 427   cpu=`uname -m`
 428 fi
 429
 430 ARCH=
 431 # Normalise host CPU name and set ARCH.
 432 # Note that this case should only have supported host CPUs, not guests.
 433 case "$cpu" in
 434   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 435     cpu="$cpu"
 436   ;;
 437   i386|i486|i586|i686|i86pc|BePC)
 438     cpu="i386"
 439   ;;
 440   x86_64|amd64)
 441     cpu="x86_64"
 442   ;;
 443   armv*b|armv*l|arm)
 444     cpu="arm"
 445   ;;
 446   aarch64)
 447     cpu="aarch64"
 448   ;;
 449   mips*)
 450     cpu="mips"
 451   ;;
 452   sparc|sun4[cdmuv])
 453     cpu="sparc"
 454   ;;
 455   *)
 456     # This will result in either an error or falling back to TCI later
 457     ARCH=unknown
 458   ;;
 459 esac
 460 if test -z "$ARCH"; then
 461   ARCH="$cpu"
 462 fi
 463
 464 # OS specific
 465
 466 case $targetos in
 467 CYGWIN*)
 468   mingw32="yes"
 469   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 470   audio_possible_drivers="winwave sdl"
 471   audio_drv_list="winwave"
 472 ;;
 473 MINGW32*)
 474   mingw32="yes"
 475   audio_possible_drivers="winwave dsound sdl fmod"
 476   audio_drv_list="winwave"
 477 ;;
 478 GNU/kFreeBSD)
 479   bsd="yes"
 480   audio_drv_list="oss"
 481   audio_possible_drivers="oss sdl esd pa"
 482 ;;
 483 FreeBSD)
 484   bsd="yes"
 485   make="${MAKE-gmake}"
 486   audio_drv_list="oss"
 487   audio_possible_drivers="oss sdl esd pa"
 488   # needed for kinfo_getvmmap(3) in libutil.h
 489   LIBS="-lutil $LIBS"
 490 ;;
 491 DragonFly)
 492   bsd="yes"
 493   make="${MAKE-gmake}"
 494   audio_drv_list="oss"
 495   audio_possible_drivers="oss sdl esd pa"
 496 ;;
 497 NetBSD)
 498   bsd="yes"
 499   make="${MAKE-gmake}"
 500   audio_drv_list="oss"
 501   audio_possible_drivers="oss sdl esd"
 502   oss_lib="-lossaudio"
 503 ;;
 504 OpenBSD)
 505   bsd="yes"
 506   make="${MAKE-gmake}"
 507   audio_drv_list="sdl"
 508   audio_possible_drivers="sdl esd"
 509 ;;
 510 Darwin)
 511   bsd="yes"
 512   darwin="yes"
 513   if [ "$cpu" = "x86_64" ] ; then
 514     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 515     LDFLAGS="-arch x86_64 $LDFLAGS"
 516   else
 517     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 518   fi
 519   cocoa="yes"
 520   audio_drv_list="coreaudio"
 521   audio_possible_drivers="coreaudio sdl fmod"
 522   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 523   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 524   # Disable attempts to use ObjectiveC features in os/object.h since they
 525   # won't work when we're compiling with gcc as a C compiler.
 526   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 527 ;;
 528 SunOS)
 529   solaris="yes"
 530   make="${MAKE-gmake}"
 531   install="${INSTALL-ginstall}"
 532   ld="gld"
 533   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 534   needs_libsunmath="no"
 535   solarisrev=`uname -r | cut -f2 -d.`
 536   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 537     if test "$solarisrev" -le 9 ; then
 538       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 539         needs_libsunmath="yes"
 540         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 541         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 542         LIBS="-lsunmath $LIBS"
 543       else
 544         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 545             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 546             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 547             "Studio 11 can be downloaded from www.sun.com."
 548       fi
 549     fi
 550   fi
 551   if test -f /usr/include/sys/soundcard.h ; then
 552     audio_drv_list="oss"
 553   fi
 554   audio_possible_drivers="oss sdl"
 555 # needed for CMSG_ macros in sys/socket.h
 556   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 557 # needed for TIOCWIN* defines in termios.h
 558   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 559   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 560   solarisnetlibs="-lsocket -lnsl -lresolv"
 561   LIBS="$solarisnetlibs $LIBS"
 562   libs_qga="$solarisnetlibs $libs_qga"
 563 ;;
 564 AIX)
 565   aix="yes"
 566   make="${MAKE-gmake}"
 567 ;;
 568 Haiku)
 569   haiku="yes"
 570   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 571   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 572 ;;
 573 *)
 574   audio_drv_list="oss"
 575   audio_possible_drivers="oss alsa sdl esd pa"
 576   linux="yes"
 577   linux_user="yes"
 578   kvm="yes"
 579   vhost_net="yes"
 580   vhost_scsi="yes"
 581   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 582     audio_possible_drivers="$audio_possible_drivers fmod"
 583   fi
 584   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 585 ;;
 586 esac
 587
 588 if [ "$bsd" = "yes" ] ; then
 589   if [ "$darwin" != "yes" ] ; then
 590     bsd_user="yes"
 591   fi
 592 fi
 593
 594 : ${make=${MAKE-make}}
 595 : ${install=${INSTALL-install}}
 596 : ${python=${PYTHON-python -B}}
 597 : ${smbd=${SMBD-/usr/sbin/smbd}}
 598
 599 # Default objcc to clang if available, otherwise use CC
 600 if has clang; then
 601   objcc=clang
 602 else
 603   objcc="$cc"
 604 fi
 605
 606 if test "$mingw32" = "yes" ; then
 607   EXESUF=".exe"
 608   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 609   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 610   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 611   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 612 cat > $TMPC << EOF
 613 int main(void) { return 0; }
 614 EOF
 615   if compile_prog "" "-liberty" ; then
 616     LIBS="-liberty $LIBS"
 617   fi
 618   prefix="c:/Program Files/QEMU"
 619   mandir="\${prefix}"
 620   datadir="\${prefix}"
 621   qemu_docdir="\${prefix}"
 622   bindir="\${prefix}"
 623   sysconfdir="\${prefix}"
 624   local_statedir=
 625   confsuffix=""
 626   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 627 fi
 628
 629 werror=""
 630
 631 for opt do
 632   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 633   case "$opt" in
 634   --help|-h) show_help=yes
 635   ;;
 636   --version|-V) exec cat $source_path/VERSION
 637   ;;
 638   --prefix=*) prefix="$optarg"
 639   ;;
 640   --interp-prefix=*) interp_prefix="$optarg"
 641   ;;
 642   --source-path=*)
 643   ;;
 644   --cross-prefix=*)
 645   ;;
 646   --cc=*)
 647   ;;
 648   --host-cc=*) host_cc="$optarg"
 649   ;;
 650   --cxx=*)
 651   ;;
 652   --objcc=*) objcc="$optarg"
 653   ;;
 654   --make=*) make="$optarg"
 655   ;;
 656   --install=*) install="$optarg"
 657   ;;
 658   --python=*) python="$optarg"
 659   ;;
 660   --gcov=*) gcov_tool="$optarg"
 661   ;;
 662   --smbd=*) smbd="$optarg"
 663   ;;
 664   --extra-cflags=*)
 665   ;;
 666   --extra-ldflags=*)
 667   ;;
 668   --enable-debug-info)
 669   ;;
 670   --disable-debug-info)
 671   ;;
 672   --cpu=*)
 673   ;;
 674   --target-list=*) target_list="$optarg"
 675   ;;
 676   --enable-trace-backend=*) trace_backend="$optarg"
 677   ;;
 678   --with-trace-file=*) trace_file="$optarg"
 679   ;;
 680   --enable-gprof) gprof="yes"
 681   ;;
 682   --enable-gcov) gcov="yes"
 683   ;;
 684   --static)
 685     static="yes"
 686     LDFLAGS="-static $LDFLAGS"
 687     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 688   ;;
 689   --mandir=*) mandir="$optarg"
 690   ;;
 691   --bindir=*) bindir="$optarg"
 692   ;;
 693   --libdir=*) libdir="$optarg"
 694   ;;
 695   --libexecdir=*) libexecdir="$optarg"
 696   ;;
 697   --includedir=*) includedir="$optarg"
 698   ;;
 699   --datadir=*) datadir="$optarg"
 700   ;;
 701   --with-confsuffix=*) confsuffix="$optarg"
 702   ;;
 703   --docdir=*) qemu_docdir="$optarg"
 704   ;;
 705   --sysconfdir=*) sysconfdir="$optarg"
 706   ;;
 707   --localstatedir=*) local_statedir="$optarg"
 708   ;;
 709   --sbindir=*|--sharedstatedir=*|\
 710   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 711   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 712     # These switches are silently ignored, for compatibility with
 713     # autoconf-generated configure scripts. This allows QEMU's
 714     # configure to be used by RPM and similar macros that set
 715     # lots of directory switches by default.
 716   ;;
 717   --with-system-pixman) pixman="system"
 718   ;;
 719   --without-system-pixman) pixman="internal"
 720   ;;
 721   --without-pixman) pixman="none"
 722   ;;
 723   --disable-sdl) sdl="no"
 724   ;;
 725   --enable-sdl) sdl="yes"
 726   ;;
 727   --disable-qom-cast-debug) qom_cast_debug="no"
 728   ;;
 729   --enable-qom-cast-debug) qom_cast_debug="yes"
 730   ;;
 731   --disable-virtfs) virtfs="no"
 732   ;;
 733   --enable-virtfs) virtfs="yes"
 734   ;;
 735   --disable-vnc) vnc="no"
 736   ;;
 737   --enable-vnc) vnc="yes"
 738   ;;
 739   --fmod-lib=*) fmod_lib="$optarg"
 740   ;;
 741   --fmod-inc=*) fmod_inc="$optarg"
 742   ;;
 743   --oss-lib=*) oss_lib="$optarg"
 744   ;;
 745   --audio-drv-list=*) audio_drv_list="$optarg"
 746   ;;
 747   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 748   ;;
 749   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 750   ;;
 751   --enable-debug-tcg) debug_tcg="yes"
 752   ;;
 753   --disable-debug-tcg) debug_tcg="no"
 754   ;;
 755   --enable-debug)
 756       # Enable debugging options that aren't excessively noisy
 757       debug_tcg="yes"
 758       debug="yes"
 759       strip_opt="no"
 760   ;;
 761   --enable-sparse) sparse="yes"
 762   ;;
 763   --disable-sparse) sparse="no"
 764   ;;
 765   --disable-strip) strip_opt="no"
 766   ;;
 767   --disable-vnc-tls) vnc_tls="no"
 768   ;;
 769   --enable-vnc-tls) vnc_tls="yes"
 770   ;;
 771   --disable-vnc-sasl) vnc_sasl="no"
 772   ;;
 773   --enable-vnc-sasl) vnc_sasl="yes"
 774   ;;
 775   --disable-vnc-jpeg) vnc_jpeg="no"
 776   ;;
 777   --enable-vnc-jpeg) vnc_jpeg="yes"
 778   ;;
 779   --disable-vnc-png) vnc_png="no"
 780   ;;
 781   --enable-vnc-png) vnc_png="yes"
 782   ;;
 783   --disable-vnc-ws) vnc_ws="no"
 784   ;;
 785   --enable-vnc-ws) vnc_ws="yes"
 786   ;;
 787   --disable-slirp) slirp="no"
 788   ;;
 789   --disable-uuid) uuid="no"
 790   ;;
 791   --enable-uuid) uuid="yes"
 792   ;;
 793   --disable-vde) vde="no"
 794   ;;
 795   --enable-vde) vde="yes"
 796   ;;
 797   --disable-xen) xen="no"
 798   ;;
 799   --enable-xen) xen="yes"
 800   ;;
 801   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 802   ;;
 803   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 804   ;;
 805   --disable-brlapi) brlapi="no"
 806   ;;
 807   --enable-brlapi) brlapi="yes"
 808   ;;
 809   --disable-bluez) bluez="no"
 810   ;;
 811   --enable-bluez) bluez="yes"
 812   ;;
 813   --disable-kvm) kvm="no"
 814   ;;
 815   --enable-kvm) kvm="yes"
 816   ;;
 817   --disable-tcg-interpreter) tcg_interpreter="no"
 818   ;;
 819   --enable-tcg-interpreter) tcg_interpreter="yes"
 820   ;;
 821   --disable-cap-ng)  cap_ng="no"
 822   ;;
 823   --enable-cap-ng) cap_ng="yes"
 824   ;;
 825   --disable-spice) spice="no"
 826   ;;
 827   --enable-spice) spice="yes"
 828   ;;
 829   --disable-libiscsi) libiscsi="no"
 830   ;;
 831   --enable-libiscsi) libiscsi="yes"
 832   ;;
 833   --enable-profiler) profiler="yes"
 834   ;;
 835   --disable-cocoa) cocoa="no"
 836   ;;
 837   --enable-cocoa)
 838       cocoa="yes" ;
 839       sdl="no" ;
 840       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 841   ;;
 842   --disable-system) softmmu="no"
 843   ;;
 844   --enable-system) softmmu="yes"
 845   ;;
 846   --disable-user)
 847       linux_user="no" ;
 848       bsd_user="no" ;
 849   ;;
 850   --enable-user) ;;
 851   --disable-linux-user) linux_user="no"
 852   ;;
 853   --enable-linux-user) linux_user="yes"
 854   ;;
 855   --disable-bsd-user) bsd_user="no"
 856   ;;
 857   --enable-bsd-user) bsd_user="yes"
 858   ;;
 859   --enable-guest-base) guest_base="yes"
 860   ;;
 861   --disable-guest-base) guest_base="no"
 862   ;;
 863   --enable-pie) pie="yes"
 864   ;;
 865   --disable-pie) pie="no"
 866   ;;
 867   --enable-uname-release=*) uname_release="$optarg"
 868   ;;
 869   --enable-werror) werror="yes"
 870   ;;
 871   --disable-werror) werror="no"
 872   ;;
 873   --disable-curses) curses="no"
 874   ;;
 875   --enable-curses) curses="yes"
 876   ;;
 877   --disable-curl) curl="no"
 878   ;;
 879   --enable-curl) curl="yes"
 880   ;;
 881   --disable-fdt) fdt="no"
 882   ;;
 883   --enable-fdt) fdt="yes"
 884   ;;
 885   --disable-linux-aio) linux_aio="no"
 886   ;;
 887   --enable-linux-aio) linux_aio="yes"
 888   ;;
 889   --disable-attr) attr="no"
 890   ;;
 891   --enable-attr) attr="yes"
 892   ;;
 893   --disable-blobs) blobs="no"
 894   ;;
 895   --with-pkgversion=*) pkgversion=" ($optarg)"
 896   ;;
 897   --with-coroutine=*) coroutine="$optarg"
 898   ;;
 899   --disable-coroutine-pool) coroutine_pool="no"
 900   ;;
 901   --enable-coroutine-pool) coroutine_pool="yes"
 902   ;;
 903   --disable-docs) docs="no"
 904   ;;
 905   --enable-docs) docs="yes"
 906   ;;
 907   --disable-vhost-net) vhost_net="no"
 908   ;;
 909   --enable-vhost-net) vhost_net="yes"
 910   ;;
 911   --disable-vhost-scsi) vhost_scsi="no"
 912   ;;
 913   --enable-vhost-scsi) vhost_scsi="yes"
 914   ;;
 915   --disable-glx) glx="no"
 916   ;;
 917   --enable-glx) glx="yes"
 918   ;;
 919   --disable-rbd) rbd="no"
 920   ;;
 921   --enable-rbd) rbd="yes"
 922   ;;
 923   --disable-xfsctl) xfs="no"
 924   ;;
 925   --enable-xfsctl) xfs="yes"
 926   ;;
 927   --disable-smartcard-nss) smartcard_nss="no"
 928   ;;
 929   --enable-smartcard-nss) smartcard_nss="yes"
 930   ;;
 931   --disable-libusb) libusb="no"
 932   ;;
 933   --enable-libusb) libusb="yes"
 934   ;;
 935   --disable-usb-redir) usb_redir="no"
 936   ;;
 937   --enable-usb-redir) usb_redir="yes"
 938   ;;
 939   --disable-zlib-test) zlib="no"
 940   ;;
 941   --enable-guest-agent) guest_agent="yes"
 942   ;;
 943   --disable-guest-agent) guest_agent="no"
 944   ;;
 945   --with-vss-sdk) vss_win32_sdk=""
 946   ;;
 947   --with-vss-sdk=*) vss_win32_sdk="$optarg"
 948   ;;
 949   --without-vss-sdk) vss_win32_sdk="no"
 950   ;;
 951   --with-win-sdk) win_sdk=""
 952   ;;
 953   --with-win-sdk=*) win_sdk="$optarg"
 954   ;;
 955   --without-win-sdk) win_sdk="no"
 956   ;;
 957   --enable-tools) want_tools="yes"
 958   ;;
 959   --disable-tools) want_tools="no"
 960   ;;
 961   --enable-seccomp) seccomp="yes"
 962   ;;
 963   --disable-seccomp) seccomp="no"
 964   ;;
 965   --disable-glusterfs) glusterfs="no"
 966   ;;
 967   --enable-glusterfs) glusterfs="yes"
 968   ;;
 969   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 970   ;;
 971   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 972   ;;
 973   --disable-gtk) gtk="no"
 974   ;;
 975   --enable-gtk) gtk="yes"
 976   ;;
 977   --enable-rdma) rdma="yes"
 978   ;;
 979   --disable-rdma) rdma="no"
 980   ;;
 981   --with-gtkabi=*) gtkabi="$optarg"
 982   ;;
 983   --enable-tpm) tpm="yes"
 984   ;;
 985   --disable-libssh2) libssh2="no"
 986   ;;
 987   --enable-libssh2) libssh2="yes"
 988   ;;
 989   --enable-vhdx) vhdx="yes"
 990   ;;
 991   --disable-vhdx) vhdx="no"
 992   ;;
 993   *) echo "ERROR: unknown option $opt"; show_help="yes"
 994   ;;
 995   esac
 996 done
 997
 998 case "$cpu" in
 999     ppc)
1000            CPU_CFLAGS="-m32"
1001            LDFLAGS="-m32 $LDFLAGS"
1002            ;;
1003     ppc64)
1004            CPU_CFLAGS="-m64"
1005            LDFLAGS="-m64 $LDFLAGS"
1006            ;;
1007     sparc)
1008            LDFLAGS="-m32 $LDFLAGS"
1009            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1010            ;;
1011     sparc64)
1012            LDFLAGS="-m64 $LDFLAGS"
1013            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1014            ;;
1015     s390)
1016            CPU_CFLAGS="-m31 -march=z990"
1017            LDFLAGS="-m31 $LDFLAGS"
1018            ;;
1019     s390x)
1020            CPU_CFLAGS="-m64 -march=z990"
1021            LDFLAGS="-m64 $LDFLAGS"
1022            ;;
1023     i386)
1024            CPU_CFLAGS="-m32"
1025            LDFLAGS="-m32 $LDFLAGS"
1026            cc_i386='$(CC) -m32'
1027            ;;
1028     x86_64)
1029            CPU_CFLAGS="-m64"
1030            LDFLAGS="-m64 $LDFLAGS"
1031            cc_i386='$(CC) -m32'
1032            ;;
1033     x32)
1034            CPU_CFLAGS="-mx32"
1035            LDFLAGS="-mx32 $LDFLAGS"
1036            cc_i386='$(CC) -m32'
1037            ;;
1038     # No special flags required for other host CPUs
1039 esac
1040
1041 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1042 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1043
1044 default_target_list=""
1045
1046 mak_wilds=""
1047
1048 if [ "$softmmu" = "yes" ]; then
1049     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1050 fi
1051 if [ "$linux_user" = "yes" ]; then
1052     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1053 fi
1054 if [ "$bsd_user" = "yes" ]; then
1055     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1056 fi
1057
1058 for config in $mak_wilds; do
1059     default_target_list="${default_target_list} $(basename "$config" .mak)"
1060 done
1061
1062 if test x"$show_help" = x"yes" ; then
1063 cat << EOF
1064
1065 Usage: configure [options]
1066 Options: [defaults in brackets after descriptions]
1067
1068 EOF
1069 echo "Standard options:"
1070 echo "  --help                   print this message"
1071 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1072 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1073 echo "                           use %M for cpu name [$interp_prefix]"
1074 echo "  --target-list=LIST       set target list (default: build everything)"
1075 echo "Available targets: $default_target_list" | \
1076     fold -s -w 53 | sed -e 's/^/                           /'
1077 echo ""
1078 echo "Advanced options (experts only):"
1079 echo "  --source-path=PATH       path of source code [$source_path]"
1080 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1081 echo "  --cc=CC                  use C compiler CC [$cc]"
1082 echo "  --iasl=IASL              use ACPI compiler IASL [$iasl]"
1083 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1084 echo "                           build time"
1085 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
1086 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1087 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1088 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1089 echo "  --make=MAKE              use specified make [$make]"
1090 echo "  --install=INSTALL        use specified install [$install]"
1091 echo "  --python=PYTHON          use specified python [$python]"
1092 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1093 echo "  --static                 enable static build [$static]"
1094 echo "  --mandir=PATH            install man pages in PATH"
1095 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1096 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1097 echo "  --bindir=PATH            install binaries in PATH"
1098 echo "  --libdir=PATH            install libraries in PATH"
1099 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1100 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1101 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1102 echo "  --enable-debug-tcg       enable TCG debugging"
1103 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1104 echo "  --enable-debug-info       enable debugging information (default)"
1105 echo "  --disable-debug-info      disable debugging information"
1106 echo "  --enable-debug           enable common debug build options"
1107 echo "  --enable-sparse          enable sparse checker"
1108 echo "  --disable-sparse         disable sparse checker (default)"
1109 echo "  --disable-strip          disable stripping binaries"
1110 echo "  --disable-werror         disable compilation abort on warning"
1111 echo "  --disable-sdl            disable SDL"
1112 echo "  --enable-sdl             enable SDL"
1113 echo "  --disable-gtk            disable gtk UI"
1114 echo "  --enable-gtk             enable gtk UI"
1115 echo "  --disable-virtfs         disable VirtFS"
1116 echo "  --enable-virtfs          enable VirtFS"
1117 echo "  --disable-vnc            disable VNC"
1118 echo "  --enable-vnc             enable VNC"
1119 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1120 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1121 echo "  --audio-drv-list=LIST    set audio drivers list:"
1122 echo "                           Available drivers: $audio_possible_drivers"
1123 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1124 echo "  --block-drv-rw-whitelist=L"
1125 echo "                           set block driver read-write whitelist"
1126 echo "                           (affects only QEMU, not qemu-img)"
1127 echo "  --block-drv-ro-whitelist=L"
1128 echo "                           set block driver read-only whitelist"
1129 echo "                           (affects only QEMU, not qemu-img)"
1130 echo "  --disable-xen            disable xen backend driver support"
1131 echo "  --enable-xen             enable xen backend driver support"
1132 echo "  --disable-xen-pci-passthrough"
1133 echo "  --enable-xen-pci-passthrough"
1134 echo "  --disable-brlapi         disable BrlAPI"
1135 echo "  --enable-brlapi          enable BrlAPI"
1136 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1137 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1138 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1139 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1140 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1141 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1142 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1143 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1144 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1145 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1146 echo "  --disable-curses         disable curses output"
1147 echo "  --enable-curses          enable curses output"
1148 echo "  --disable-curl           disable curl connectivity"
1149 echo "  --enable-curl            enable curl connectivity"
1150 echo "  --disable-fdt            disable fdt device tree"
1151 echo "  --enable-fdt             enable fdt device tree"
1152 echo "  --disable-bluez          disable bluez stack connectivity"
1153 echo "  --enable-bluez           enable bluez stack connectivity"
1154 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1155 echo "  --disable-kvm            disable KVM acceleration support"
1156 echo "  --enable-kvm             enable KVM acceleration support"
1157 echo "  --disable-rdma           disable RDMA-based migration support"
1158 echo "  --enable-rdma            enable RDMA-based migration support"
1159 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1160 echo "  --enable-system          enable all system emulation targets"
1161 echo "  --disable-system         disable all system emulation targets"
1162 echo "  --enable-user            enable supported user emulation targets"
1163 echo "  --disable-user           disable all user emulation targets"
1164 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1165 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1166 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1167 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1168 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1169 echo "                           emulation targets"
1170 echo "  --disable-guest-base     disable GUEST_BASE support"
1171 echo "  --enable-pie             build Position Independent Executables"
1172 echo "  --disable-pie            do not build Position Independent Executables"
1173 echo "  --fmod-lib               path to FMOD library"
1174 echo "  --fmod-inc               path to FMOD includes"
1175 echo "  --oss-lib                path to OSS library"
1176 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1177 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1178 echo "  --disable-uuid           disable uuid support"
1179 echo "  --enable-uuid            enable uuid support"
1180 echo "  --disable-vde            disable support for vde network"
1181 echo "  --enable-vde             enable support for vde network"
1182 echo "  --disable-linux-aio      disable Linux AIO support"
1183 echo "  --enable-linux-aio       enable Linux AIO support"
1184 echo "  --disable-cap-ng         disable libcap-ng support"
1185 echo "  --enable-cap-ng          enable libcap-ng support"
1186 echo "  --disable-attr           disables attr and xattr support"
1187 echo "  --enable-attr            enable attr and xattr support"
1188 echo "  --disable-blobs          disable installing provided firmware blobs"
1189 echo "  --enable-docs            enable documentation build"
1190 echo "  --disable-docs           disable documentation build"
1191 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1192 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1193 echo "  --enable-trace-backend=B Set trace backend"
1194 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1195 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1196 echo "                           Default:trace-<pid>"
1197 echo "  --disable-spice          disable spice"
1198 echo "  --enable-spice           enable spice"
1199 echo "  --enable-rbd             enable building the rados block device (rbd)"
1200 echo "  --disable-libiscsi       disable iscsi support"
1201 echo "  --enable-libiscsi        enable iscsi support"
1202 echo "  --disable-smartcard-nss  disable smartcard nss support"
1203 echo "  --enable-smartcard-nss   enable smartcard nss support"
1204 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1205 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1206 echo "  --disable-usb-redir      disable usb network redirection support"
1207 echo "  --enable-usb-redir       enable usb network redirection support"
1208 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1209 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1210 echo "  --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent"
1211 echo "  --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)"
1212 echo "  --disable-seccomp        disable seccomp support"
1213 echo "  --enable-seccomp         enables seccomp support"
1214 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1215 echo "                           gthread, ucontext, sigaltstack, windows"
1216 echo "  --disable-coroutine-pool disable coroutine freelist (worse performance)"
1217 echo "  --enable-coroutine-pool  enable coroutine freelist (better performance)"
1218 echo "  --enable-glusterfs       enable GlusterFS backend"
1219 echo "  --disable-glusterfs      disable GlusterFS backend"
1220 echo "  --enable-gcov            enable test coverage analysis with gcov"
1221 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1222 echo "  --enable-tpm             enable TPM support"
1223 echo "  --disable-libssh2        disable ssh block device support"
1224 echo "  --enable-libssh2         enable ssh block device support"
1225 echo "  --disable-vhdx           disables support for the Microsoft VHDX image format"
1226 echo "  --enable-vhdx            enable support for the Microsoft VHDX image format"
1227 echo ""
1228 echo "NOTE: The object files are built at the place where configure is launched"
1229 exit 1
1230 fi
1231
1232 # Now we have handled --enable-tcg-interpreter and know we're not just
1233 # printing the help message, bail out if the host CPU isn't supported.
1234 if test "$ARCH" = "unknown"; then
1235     if test "$tcg_interpreter" = "yes" ; then
1236         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1237         ARCH=tci
1238     else
1239         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1240     fi
1241 fi
1242
1243 # check that the C compiler works.
1244 cat > $TMPC <<EOF
1245 int main(void) { return 0; }
1246 EOF
1247
1248 if compile_object ; then
1249   : C compiler works ok
1250 else
1251     error_exit "\"$cc\" either does not exist or does not work"
1252 fi
1253
1254 # Consult white-list to determine whether to enable werror
1255 # by default.  Only enable by default for git builds
1256 z_version=`cut -f3 -d. $source_path/VERSION`
1257
1258 if test -z "$werror" ; then
1259     if test -d "$source_path/.git" -a \
1260         "$linux" = "yes" ; then
1261         werror="yes"
1262     else
1263         werror="no"
1264     fi
1265 fi
1266
1267 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1268 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1269 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1270 gcc_flags="-Wendif-labels $gcc_flags"
1271 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1272 gcc_flags="-Wno-string-plus-int $gcc_flags"
1273 # Note that we do not add -Werror to gcc_flags here, because that would
1274 # enable it for all configure tests. If a configure test failed due
1275 # to -Werror this would just silently disable some features,
1276 # so it's too error prone.
1277 cat > $TMPC << EOF
1278 int main(void) { return 0; }
1279 EOF
1280 for flag in $gcc_flags; do
1281     # Use the positive sense of the flag when testing for -Wno-wombat
1282     # support (gcc will happily accept the -Wno- form of unknown
1283     # warning options).
1284     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1285     if compile_prog "-Werror $optflag" "" ; then
1286         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1287     fi
1288 done
1289
1290 if compile_prog "-Werror -fstack-protector-all" "" ; then
1291     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1292     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1293 fi
1294
1295 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1296 # large functions that use global variables.  The bug is in all releases of
1297 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1298 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1299 cat > $TMPC << EOF
1300 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1301 int main(void) { return 0; }
1302 #else
1303 #error No bug in this compiler.
1304 #endif
1305 EOF
1306 if compile_prog "-Werror -fno-gcse" "" ; then
1307   TRANSLATE_OPT_CFLAGS=-fno-gcse
1308 fi
1309
1310 if test "$static" = "yes" ; then
1311   if test "$pie" = "yes" ; then
1312     error_exit "static and pie are mutually incompatible"
1313   else
1314     pie="no"
1315   fi
1316 fi
1317
1318 if test "$pie" = ""; then
1319   case "$cpu-$targetos" in
1320     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1321       ;;
1322     *)
1323       pie="no"
1324       ;;
1325   esac
1326 fi
1327
1328 if test "$pie" != "no" ; then
1329   cat > $TMPC << EOF
1330
1331 #ifdef __linux__
1332 #  define THREAD __thread
1333 #else
1334 #  define THREAD
1335 #endif
1336
1337 static THREAD int tls_var;
1338
1339 int main(void) { return tls_var; }
1340
1341 EOF
1342   if compile_prog "-fPIE -DPIE" "-pie"; then
1343     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1344     LDFLAGS="-pie $LDFLAGS"
1345     pie="yes"
1346     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1347       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1348     fi
1349   else
1350     if test "$pie" = "yes"; then
1351       error_exit "PIE not available due to missing toolchain support"
1352     else
1353       echo "Disabling PIE due to missing toolchain support"
1354       pie="no"
1355     fi
1356   fi
1357 fi
1358
1359 ##########################################
1360 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1361 # use i686 as default anyway, but for those that don't, an explicit
1362 # specification is necessary
1363
1364 if test "$cpu" = "i386"; then
1365   cat > $TMPC << EOF
1366 static int sfaa(int *ptr)
1367 {
1368   return __sync_fetch_and_and(ptr, 0);
1369 }
1370
1371 int main(void)
1372 {
1373   int val = 42;
1374   val = __sync_val_compare_and_swap(&val, 0, 1);
1375   sfaa(&val);
1376   return val;
1377 }
1378 EOF
1379   if ! compile_prog "" "" ; then
1380     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1381   fi
1382 fi
1383
1384 #########################################
1385 # Solaris specific configure tool chain decisions
1386
1387 if test "$solaris" = "yes" ; then
1388   if has $install; then
1389     :
1390   else
1391     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1392         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1393         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1394   fi
1395   if test "`path_of $install`" = "/usr/sbin/install" ; then
1396     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1397         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1398         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1399   fi
1400   if has ar; then
1401     :
1402   else
1403     if test -f /usr/ccs/bin/ar ; then
1404       error_exit "No path includes ar" \
1405           "Add /usr/ccs/bin to your path and rerun configure"
1406     fi
1407     error_exit "No path includes ar"
1408   fi
1409 fi
1410
1411 if ! has $python; then
1412   error_exit "Python not found. Use --python=/path/to/python"
1413 fi
1414
1415 # Note that if the Python conditional here evaluates True we will exit
1416 # with status 1 which is a shell 'false' value.
1417 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1418   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1419       "Note that Python 3 or later is not yet supported." \
1420       "Use --python=/path/to/python to specify a supported Python."
1421 fi
1422
1423 if test -z "${target_list+xxx}" ; then
1424     target_list="$default_target_list"
1425 else
1426     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1427 fi
1428
1429 # Check that we recognised the target name; this allows a more
1430 # friendly error message than if we let it fall through.
1431 for target in $target_list; do
1432     case " $default_target_list " in
1433         *" $target "*)
1434             ;;
1435         *)
1436             error_exit "Unknown target name '$target'"
1437             ;;
1438     esac
1439 done
1440
1441 # see if system emulation was really requested
1442 case " $target_list " in
1443   *"-softmmu "*) softmmu=yes
1444   ;;
1445   *) softmmu=no
1446   ;;
1447 esac
1448
1449 feature_not_found() {
1450   feature=$1
1451
1452   error_exit "User requested feature $feature" \
1453       "configure was not able to find it"
1454 }
1455
1456 # ---
1457 # big/little endian test
1458 cat > $TMPC << EOF
1459 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1460 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1461 extern int foo(short *, short *);
1462 int main(int argc, char *argv[]) {
1463     return foo(big_endian, little_endian);
1464 }
1465 EOF
1466
1467 if compile_object ; then
1468     if grep -q BiGeNdIaN $TMPO ; then
1469         bigendian="yes"
1470     elif grep -q LiTtLeEnDiAn $TMPO ; then
1471         bigendian="no"
1472     else
1473         echo big/little test failed
1474     fi
1475 else
1476     echo big/little test failed
1477 fi
1478
1479 ##########################################
1480 # pkg-config probe
1481
1482 if ! has "$pkg_config_exe"; then
1483   error_exit "pkg-config binary '$pkg_config_exe' not found"
1484 fi
1485
1486 ##########################################
1487 # NPTL probe
1488
1489 if test "$linux_user" = "yes"; then
1490   cat > $TMPC <<EOF
1491 #include <sched.h>
1492 #include <linux/futex.h>
1493 int main(void) {
1494 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1495 #error bork
1496 #endif
1497   return 0;
1498 }
1499 EOF
1500   if ! compile_object ; then
1501     feature_not_found "nptl"
1502   fi
1503 fi
1504
1505 ##########################################
1506 # zlib check
1507
1508 if test "$zlib" != "no" ; then
1509     cat > $TMPC << EOF
1510 #include <zlib.h>
1511 int main(void) { zlibVersion(); return 0; }
1512 EOF
1513     if compile_prog "" "-lz" ; then
1514         :
1515     else
1516         error_exit "zlib check failed" \
1517             "Make sure to have the zlib libs and headers installed."
1518     fi
1519 fi
1520 libs_softmmu="$libs_softmmu -lz"
1521
1522 ##########################################
1523 # libseccomp check
1524
1525 if test "$seccomp" != "no" ; then
1526     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1527         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1528         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1529         seccomp="yes"
1530     else
1531         if test "$seccomp" = "yes"; then
1532             feature_not_found "libseccomp"
1533         fi
1534         seccomp="no"
1535     fi
1536 fi
1537 ##########################################
1538 # xen probe
1539
1540 if test "$xen" != "no" ; then
1541   xen_libs="-lxenstore -lxenctrl -lxenguest"
1542
1543   # First we test whether Xen headers and libraries are available.
1544   # If no, we are done and there is no Xen support.
1545   # If yes, more tests are run to detect the Xen version.
1546
1547   # Xen (any)
1548   cat > $TMPC <<EOF
1549 #include <xenctrl.h>
1550 int main(void) {
1551   return 0;
1552 }
1553 EOF
1554   if ! compile_prog "" "$xen_libs" ; then
1555     # Xen not found
1556     if test "$xen" = "yes" ; then
1557       feature_not_found "xen"
1558     fi
1559     xen=no
1560
1561   # Xen unstable
1562   elif
1563       cat > $TMPC <<EOF &&
1564 #include <xenctrl.h>
1565 #include <xenstore.h>
1566 #include <stdint.h>
1567 #include <xen/hvm/hvm_info_table.h>
1568 #if !defined(HVM_MAX_VCPUS)
1569 # error HVM_MAX_VCPUS not defined
1570 #endif
1571 int main(void) {
1572   xc_interface *xc;
1573   xs_daemon_open();
1574   xc = xc_interface_open(0, 0, 0);
1575   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1576   xc_gnttab_open(NULL, 0);
1577   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1578   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1579   return 0;
1580 }
1581 EOF
1582       compile_prog "" "$xen_libs"
1583     then
1584     xen_ctrl_version=420
1585     xen=yes
1586
1587   elif
1588       cat > $TMPC <<EOF &&
1589 #include <xenctrl.h>
1590 #include <xs.h>
1591 #include <stdint.h>
1592 #include <xen/hvm/hvm_info_table.h>
1593 #if !defined(HVM_MAX_VCPUS)
1594 # error HVM_MAX_VCPUS not defined
1595 #endif
1596 int main(void) {
1597   xs_daemon_open();
1598   xc_interface_open(0, 0, 0);
1599   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1600   xc_gnttab_open(NULL, 0);
1601   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1602   return 0;
1603 }
1604 EOF
1605       compile_prog "" "$xen_libs"
1606     then
1607     xen_ctrl_version=410
1608     xen=yes
1609
1610   # Xen 4.0.0
1611   elif
1612       cat > $TMPC <<EOF &&
1613 #include <xenctrl.h>
1614 #include <xs.h>
1615 #include <stdint.h>
1616 #include <xen/hvm/hvm_info_table.h>
1617 #if !defined(HVM_MAX_VCPUS)
1618 # error HVM_MAX_VCPUS not defined
1619 #endif
1620 int main(void) {
1621   struct xen_add_to_physmap xatp = {
1622     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1623   };
1624   xs_daemon_open();
1625   xc_interface_open();
1626   xc_gnttab_open();
1627   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1628   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1629   return 0;
1630 }
1631 EOF
1632       compile_prog "" "$xen_libs"
1633     then
1634     xen_ctrl_version=400
1635     xen=yes
1636
1637   # Xen 3.4.0
1638   elif
1639       cat > $TMPC <<EOF &&
1640 #include <xenctrl.h>
1641 #include <xs.h>
1642 int main(void) {
1643   struct xen_add_to_physmap xatp = {
1644     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1645   };
1646   xs_daemon_open();
1647   xc_interface_open();
1648   xc_gnttab_open();
1649   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1650   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1651   return 0;
1652 }
1653 EOF
1654       compile_prog "" "$xen_libs"
1655     then
1656     xen_ctrl_version=340
1657     xen=yes
1658
1659   # Xen 3.3.0
1660   elif
1661       cat > $TMPC <<EOF &&
1662 #include <xenctrl.h>
1663 #include <xs.h>
1664 int main(void) {
1665   xs_daemon_open();
1666   xc_interface_open();
1667   xc_gnttab_open();
1668   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1669   return 0;
1670 }
1671 EOF
1672       compile_prog "" "$xen_libs"
1673     then
1674     xen_ctrl_version=330
1675     xen=yes
1676
1677   # Xen version unsupported
1678   else
1679     if test "$xen" = "yes" ; then
1680       feature_not_found "xen (unsupported version)"
1681     fi
1682     xen=no
1683   fi
1684
1685   if test "$xen" = yes; then
1686     libs_softmmu="$xen_libs $libs_softmmu"
1687   fi
1688 fi
1689
1690 if test "$xen_pci_passthrough" != "no"; then
1691   if test "$xen" = "yes" && test "$linux" = "yes" &&
1692     test "$xen_ctrl_version" -ge 340; then
1693     xen_pci_passthrough=yes
1694   else
1695     if test "$xen_pci_passthrough" = "yes"; then
1696       if test "$xen_ctrl_version" -lt 340; then
1697         error_exit "User requested feature Xen PCI Passthrough" \
1698             "This feature does not work with Xen 3.3"
1699       fi
1700       error_exit "User requested feature Xen PCI Passthrough" \
1701           " but this feature requires /sys from Linux"
1702     fi
1703     xen_pci_passthrough=no
1704   fi
1705 fi
1706
1707 ##########################################
1708 # libtool probe
1709
1710 if ! has $libtool; then
1711     libtool=
1712 fi
1713
1714 # MacOSX ships with a libtool which isn't the GNU one; weed this
1715 # out by checking whether libtool supports the --version switch
1716 if test -n "$libtool"; then
1717   if ! "$libtool" --version >/dev/null 2>&1; then
1718     libtool=
1719   fi
1720 fi
1721
1722 ##########################################
1723 # Sparse probe
1724 if test "$sparse" != "no" ; then
1725   if has cgcc; then
1726     sparse=yes
1727   else
1728     if test "$sparse" = "yes" ; then
1729       feature_not_found "sparse"
1730     fi
1731     sparse=no
1732   fi
1733 fi
1734
1735 ##########################################
1736 # GTK probe
1737
1738 if test "$gtk" != "no"; then
1739     gtkpackage="gtk+-$gtkabi"
1740     if test "$gtkabi" = "3.0" ; then
1741       gtkversion="3.0.0"
1742       vtepackage="vte-2.90"
1743       vteversion="0.32.0"
1744     else
1745       gtkversion="2.18.0"
1746       vtepackage="vte"
1747       vteversion="0.24.0"
1748     fi
1749     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1750         if test "$gtk" = "yes" ; then
1751             feature_not_found "gtk"
1752         fi
1753         gtk="no"
1754     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1755         if test "$gtk" = "yes" ; then
1756             error_exit "libvte not found (required for gtk support)"
1757         fi
1758         gtk="no"
1759     else
1760         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1761         gtk_libs=`$pkg_config --libs $gtkpackage`
1762         vte_cflags=`$pkg_config --cflags $vtepackage`
1763         vte_libs=`$pkg_config --libs $vtepackage`
1764         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1765         gtk="yes"
1766     fi
1767 fi
1768
1769 ##########################################
1770 # SDL probe
1771
1772 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1773 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1774 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1775   sdl_config=sdl-config
1776 fi
1777
1778 if $pkg_config sdl --exists; then
1779   sdlconfig="$pkg_config sdl"
1780   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1781 elif has ${sdl_config}; then
1782   sdlconfig="$sdl_config"
1783   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1784 else
1785   if test "$sdl" = "yes" ; then
1786     feature_not_found "sdl"
1787   fi
1788   sdl=no
1789 fi
1790 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1791   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1792 fi
1793
1794 sdl_too_old=no
1795 if test "$sdl" != "no" ; then
1796   cat > $TMPC << EOF
1797 #include <SDL.h>
1798 #undef main /* We don't want SDL to override our main() */
1799 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1800 EOF
1801   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1802   if test "$static" = "yes" ; then
1803     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1804   else
1805     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1806   fi
1807   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1808     if test "$_sdlversion" -lt 121 ; then
1809       sdl_too_old=yes
1810     else
1811       if test "$cocoa" = "no" ; then
1812         sdl=yes
1813       fi
1814     fi
1815
1816     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1817     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1818       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1819          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1820          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1821       fi
1822       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1823         :
1824       else
1825         sdl=no
1826       fi
1827     fi # static link
1828   else # sdl not found
1829     if test "$sdl" = "yes" ; then
1830       feature_not_found "sdl"
1831     fi
1832     sdl=no
1833   fi # sdl compile test
1834 fi
1835
1836 if test "$sdl" = "yes" ; then
1837   cat > $TMPC <<EOF
1838 #include <SDL.h>
1839 #if defined(SDL_VIDEO_DRIVER_X11)
1840 #include <X11/XKBlib.h>
1841 #else
1842 #error No x11 support
1843 #endif
1844 int main(void) { return 0; }
1845 EOF
1846   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1847     sdl_libs="$sdl_libs -lX11"
1848   fi
1849   libs_softmmu="$sdl_libs $libs_softmmu"
1850 fi
1851
1852 ##########################################
1853 # RDMA needs OpenFabrics libraries
1854 if test "$rdma" != "no" ; then
1855   cat > $TMPC <<EOF
1856 #include <rdma/rdma_cma.h>
1857 int main(void) { return 0; }
1858 EOF
1859   rdma_libs="-lrdmacm -libverbs"
1860   if compile_prog "" "$rdma_libs" ; then
1861     rdma="yes"
1862     libs_softmmu="$libs_softmmu $rdma_libs"
1863   else
1864     if test "$rdma" = "yes" ; then
1865         error_exit \
1866             " OpenFabrics librdmacm/libibverbs not present." \
1867             " Your options:" \
1868             "  (1) Fast: Install infiniband packages from your distro." \
1869             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1870             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1871     fi
1872     rdma="no"
1873   fi
1874 fi
1875
1876 ##########################################
1877 # VNC TLS/WS detection
1878 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1879   cat > $TMPC <<EOF
1880 #include <gnutls/gnutls.h>
1881 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1882 EOF
1883   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1884   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1885   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1886     if test "$vnc_tls" != "no" ; then
1887       vnc_tls=yes
1888     fi
1889     if test "$vnc_ws" != "no" ; then
1890       vnc_ws=yes
1891     fi
1892     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1893     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1894   else
1895     if test "$vnc_tls" = "yes" ; then
1896       feature_not_found "vnc-tls"
1897     fi
1898     if test "$vnc_ws" = "yes" ; then
1899       feature_not_found "vnc-ws"
1900     fi
1901     vnc_tls=no
1902     vnc_ws=no
1903   fi
1904 fi
1905
1906 ##########################################
1907 # VNC SASL detection
1908 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1909   cat > $TMPC <<EOF
1910 #include <sasl/sasl.h>
1911 #include <stdio.h>
1912 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1913 EOF
1914   # Assuming Cyrus-SASL installed in /usr prefix
1915   vnc_sasl_cflags=""
1916   vnc_sasl_libs="-lsasl2"
1917   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1918     vnc_sasl=yes
1919     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1920     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1921   else
1922     if test "$vnc_sasl" = "yes" ; then
1923       feature_not_found "vnc-sasl"
1924     fi
1925     vnc_sasl=no
1926   fi
1927 fi
1928
1929 ##########################################
1930 # VNC JPEG detection
1931 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1932 cat > $TMPC <<EOF
1933 #include <stdio.h>
1934 #include <jpeglib.h>
1935 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1936 EOF
1937     vnc_jpeg_cflags=""
1938     vnc_jpeg_libs="-ljpeg"
1939   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1940     vnc_jpeg=yes
1941     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1942     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1943   else
1944     if test "$vnc_jpeg" = "yes" ; then
1945       feature_not_found "vnc-jpeg"
1946     fi
1947     vnc_jpeg=no
1948   fi
1949 fi
1950
1951 ##########################################
1952 # VNC PNG detection
1953 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1954 cat > $TMPC <<EOF
1955 //#include <stdio.h>
1956 #include <png.h>
1957 #include <stddef.h>
1958 int main(void) {
1959     png_structp png_ptr;
1960     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1961     return png_ptr != 0;
1962 }
1963 EOF
1964   if $pkg_config libpng --exists; then
1965     vnc_png_cflags=`$pkg_config libpng --cflags`
1966     vnc_png_libs=`$pkg_config libpng --libs`
1967   else
1968     vnc_png_cflags=""
1969     vnc_png_libs="-lpng"
1970   fi
1971   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1972     vnc_png=yes
1973     libs_softmmu="$vnc_png_libs $libs_softmmu"
1974     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1975   else
1976     if test "$vnc_png" = "yes" ; then
1977       feature_not_found "vnc-png"
1978     fi
1979     vnc_png=no
1980   fi
1981 fi
1982
1983 ##########################################
1984 # fnmatch() probe, used for ACL routines
1985 fnmatch="no"
1986 cat > $TMPC << EOF
1987 #include <fnmatch.h>
1988 int main(void)
1989 {
1990     fnmatch("foo", "foo", 0);
1991     return 0;
1992 }
1993 EOF
1994 if compile_prog "" "" ; then
1995    fnmatch="yes"
1996 fi
1997
1998 ##########################################
1999 # uuid_generate() probe, used for vdi block driver
2000 # Note that on some systems (notably MacOSX) no extra library
2001 # need be linked to get the uuid functions.
2002 if test "$uuid" != "no" ; then
2003   uuid_libs="-luuid"
2004   cat > $TMPC << EOF
2005 #include <uuid/uuid.h>
2006 int main(void)
2007 {
2008     uuid_t my_uuid;
2009     uuid_generate(my_uuid);
2010     return 0;
2011 }
2012 EOF
2013   if compile_prog "" "" ; then
2014     uuid="yes"
2015   elif compile_prog "" "$uuid_libs" ; then
2016     uuid="yes"
2017     libs_softmmu="$uuid_libs $libs_softmmu"
2018     libs_tools="$uuid_libs $libs_tools"
2019   else
2020     if test "$uuid" = "yes" ; then
2021       feature_not_found "uuid"
2022     fi
2023     uuid=no
2024   fi
2025 fi
2026
2027 if test "$vhdx" = "yes" ; then
2028     if test "$uuid" = "no" ; then
2029         error_exit "uuid required for VHDX support"
2030     fi
2031 elif test "$vhdx" != "no" ; then
2032     if test "$uuid" = "yes" ; then
2033         vhdx=yes
2034     else
2035         vhdx=no
2036     fi
2037 fi
2038
2039 ##########################################
2040 # xfsctl() probe, used for raw-posix
2041 if test "$xfs" != "no" ; then
2042   cat > $TMPC << EOF
2043 #include <stddef.h>  /* NULL */
2044 #include <xfs/xfs.h>
2045 int main(void)
2046 {
2047     xfsctl(NULL, 0, 0, NULL);
2048     return 0;
2049 }
2050 EOF
2051   if compile_prog "" "" ; then
2052     xfs="yes"
2053   else
2054     if test "$xfs" = "yes" ; then
2055       feature_not_found "xfs"
2056     fi
2057     xfs=no
2058   fi
2059 fi
2060
2061 ##########################################
2062 # vde libraries probe
2063 if test "$vde" != "no" ; then
2064   vde_libs="-lvdeplug"
2065   cat > $TMPC << EOF
2066 #include <libvdeplug.h>
2067 int main(void)
2068 {
2069     struct vde_open_args a = {0, 0, 0};
2070     char s[] = "";
2071     vde_open(s, s, &a);
2072     return 0;
2073 }
2074 EOF
2075   if compile_prog "" "$vde_libs" ; then
2076     vde=yes
2077     libs_softmmu="$vde_libs $libs_softmmu"
2078     libs_tools="$vde_libs $libs_tools"
2079   else
2080     if test "$vde" = "yes" ; then
2081       feature_not_found "vde"
2082     fi
2083     vde=no
2084   fi
2085 fi
2086
2087 ##########################################
2088 # libcap-ng library probe
2089 if test "$cap_ng" != "no" ; then
2090   cap_libs="-lcap-ng"
2091   cat > $TMPC << EOF
2092 #include <cap-ng.h>
2093 int main(void)
2094 {
2095     capng_capability_to_name(CAPNG_EFFECTIVE);
2096     return 0;
2097 }
2098 EOF
2099   if compile_prog "" "$cap_libs" ; then
2100     cap_ng=yes
2101     libs_tools="$cap_libs $libs_tools"
2102   else
2103     if test "$cap_ng" = "yes" ; then
2104       feature_not_found "cap_ng"
2105     fi
2106     cap_ng=no
2107   fi
2108 fi
2109
2110 ##########################################
2111 # Sound support libraries probe
2112
2113 audio_drv_probe()
2114 {
2115     drv=$1
2116     hdr=$2
2117     lib=$3
2118     exp=$4
2119     cfl=$5
2120         cat > $TMPC << EOF
2121 #include <$hdr>
2122 int main(void) { $exp }
2123 EOF
2124     if compile_prog "$cfl" "$lib" ; then
2125         :
2126     else
2127         error_exit "$drv check failed" \
2128             "Make sure to have the $drv libs and headers installed."
2129     fi
2130 }
2131
2132 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2133 for drv in $audio_drv_list; do
2134     case $drv in
2135     alsa)
2136     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2137         "return snd_pcm_close((snd_pcm_t *)0);"
2138     libs_softmmu="-lasound $libs_softmmu"
2139     ;;
2140
2141     fmod)
2142     if test -z $fmod_lib || test -z $fmod_inc; then
2143         error_exit "You must specify path to FMOD library and headers" \
2144             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2145     fi
2146     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2147     libs_softmmu="$fmod_lib $libs_softmmu"
2148     ;;
2149
2150     esd)
2151     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2152     libs_softmmu="-lesd $libs_softmmu"
2153     audio_pt_int="yes"
2154     ;;
2155
2156     pa)
2157     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2158         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2159     libs_softmmu="-lpulse $libs_softmmu"
2160     audio_pt_int="yes"
2161     ;;
2162
2163     coreaudio)
2164       libs_softmmu="-framework CoreAudio $libs_softmmu"
2165     ;;
2166
2167     dsound)
2168       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2169       audio_win_int="yes"
2170     ;;
2171
2172     oss)
2173       libs_softmmu="$oss_lib $libs_softmmu"
2174     ;;
2175
2176     sdl|wav)
2177     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2178     ;;
2179
2180     winwave)
2181       libs_softmmu="-lwinmm $libs_softmmu"
2182       audio_win_int="yes"
2183     ;;
2184
2185     *)
2186     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2187         error_exit "Unknown driver '$drv' selected" \
2188             "Possible drivers are: $audio_possible_drivers"
2189     }
2190     ;;
2191     esac
2192 done
2193
2194 ##########################################
2195 # BrlAPI probe
2196
2197 if test "$brlapi" != "no" ; then
2198   brlapi_libs="-lbrlapi"
2199   cat > $TMPC << EOF
2200 #include <brlapi.h>
2201 #include <stddef.h>
2202 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2203 EOF
2204   if compile_prog "" "$brlapi_libs" ; then
2205     brlapi=yes
2206     libs_softmmu="$brlapi_libs $libs_softmmu"
2207   else
2208     if test "$brlapi" = "yes" ; then
2209       feature_not_found "brlapi"
2210     fi
2211     brlapi=no
2212   fi
2213 fi
2214
2215 ##########################################
2216 # curses probe
2217 if test "$curses" != "no" ; then
2218   if test "$mingw32" = "yes" ; then
2219     curses_list="-lpdcurses"
2220   else
2221     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2222   fi
2223   curses_found=no
2224   cat > $TMPC << EOF
2225 #include <curses.h>
2226 int main(void) {
2227   const char *s = curses_version();
2228   resize_term(0, 0);
2229   return s != 0;
2230 }
2231 EOF
2232   IFS=:
2233   for curses_lib in $curses_list; do
2234     unset IFS
2235     if compile_prog "" "$curses_lib" ; then
2236       curses_found=yes
2237       libs_softmmu="$curses_lib $libs_softmmu"
2238       break
2239     fi
2240   done
2241   unset IFS
2242   if test "$curses_found" = "yes" ; then
2243     curses=yes
2244   else
2245     if test "$curses" = "yes" ; then
2246       feature_not_found "curses"
2247     fi
2248     curses=no
2249   fi
2250 fi
2251
2252 ##########################################
2253 # curl probe
2254 if test "$curl" != "no" ; then
2255   if $pkg_config libcurl --exists; then
2256     curlconfig="$pkg_config libcurl"
2257   else
2258     curlconfig=curl-config
2259   fi
2260   cat > $TMPC << EOF
2261 #include <curl/curl.h>
2262 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2263 EOF
2264   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2265   curl_libs=`$curlconfig --libs 2>/dev/null`
2266   if compile_prog "$curl_cflags" "$curl_libs" ; then
2267     curl=yes
2268     libs_tools="$curl_libs $libs_tools"
2269     libs_softmmu="$curl_libs $libs_softmmu"
2270   else
2271     if test "$curl" = "yes" ; then
2272       feature_not_found "curl"
2273     fi
2274     curl=no
2275   fi
2276 fi # test "$curl"
2277
2278 ##########################################
2279 # bluez support probe
2280 if test "$bluez" != "no" ; then
2281   cat > $TMPC << EOF
2282 #include <bluetooth/bluetooth.h>
2283 int main(void) { return bt_error(0); }
2284 EOF
2285   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2286   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2287   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2288     bluez=yes
2289     libs_softmmu="$bluez_libs $libs_softmmu"
2290   else
2291     if test "$bluez" = "yes" ; then
2292       feature_not_found "bluez"
2293     fi
2294     bluez="no"
2295   fi
2296 fi
2297
2298 ##########################################
2299 # glib support probe
2300
2301 if test "$mingw32" = yes; then
2302     # g_poll is required in order to integrate with the glib main loop.
2303     glib_req_ver=2.20
2304 else
2305     glib_req_ver=2.12
2306 fi
2307 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2308     glib_cflags=`$pkg_config --cflags gthread-2.0`
2309     glib_libs=`$pkg_config --libs gthread-2.0`
2310     LIBS="$glib_libs $LIBS"
2311     libs_qga="$glib_libs $libs_qga"
2312 else
2313     error_exit "glib-$glib_req_ver required to compile QEMU"
2314 fi
2315
2316 ##########################################
2317 # pixman support probe
2318
2319 if test "$pixman" = ""; then
2320   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2321     pixman="none"
2322   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2323     pixman="system"
2324   else
2325     pixman="internal"
2326   fi
2327 fi
2328 if test "$pixman" = "none"; then
2329   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2330     error_exit "pixman disabled but system emulation or tools build" \
2331         "enabled.  You can turn off pixman only if you also" \
2332         "disable all system emulation targets and the tools" \
2333         "build with '--disable-tools --disable-system'."
2334   fi
2335   pixman_cflags=
2336   pixman_libs=
2337 elif test "$pixman" = "system"; then
2338   pixman_cflags=`$pkg_config --cflags pixman-1`
2339   pixman_libs=`$pkg_config --libs pixman-1`
2340 else
2341   if test ! -d ${source_path}/pixman/pixman; then
2342     error_exit "pixman not present. Your options:" \
2343         "  (1) Preferred: Install the pixman devel package (any recent" \
2344         "      distro should have packages as Xorg needs pixman too)." \
2345         "  (2) Fetch the pixman submodule, using:" \
2346         "      git submodule update --init pixman"
2347   fi
2348   mkdir -p pixman/pixman
2349   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2350   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2351 fi
2352
2353 ##########################################
2354 # libcap probe
2355
2356 if test "$cap" != "no" ; then
2357   cat > $TMPC <<EOF
2358 #include <stdio.h>
2359 #include <sys/capability.h>
2360 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2361 EOF
2362   if compile_prog "" "-lcap" ; then
2363     cap=yes
2364   else
2365     cap=no
2366   fi
2367 fi
2368
2369 ##########################################
2370 # pthread probe
2371 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2372
2373 pthread=no
2374 cat > $TMPC << EOF
2375 #include <pthread.h>
2376 static void *f(void *p) { return NULL; }
2377 int main(void) {
2378   pthread_t thread;
2379   pthread_create(&thread, 0, f, 0);
2380   return 0;
2381 }
2382 EOF
2383 if compile_prog "" "" ; then
2384   pthread=yes
2385 else
2386   for pthread_lib in $PTHREADLIBS_LIST; do
2387     if compile_prog "" "$pthread_lib" ; then
2388       pthread=yes
2389       found=no
2390       for lib_entry in $LIBS; do
2391         if test "$lib_entry" = "$pthread_lib"; then
2392           found=yes
2393           break
2394         fi
2395       done
2396       if test "$found" = "no"; then
2397         LIBS="$pthread_lib $LIBS"
2398       fi
2399       break
2400     fi
2401   done
2402 fi
2403
2404 if test "$mingw32" != yes -a "$pthread" = no; then
2405   error_exit "pthread check failed" \
2406       "Make sure to have the pthread libs and headers installed."
2407 fi
2408
2409 ##########################################
2410 # rbd probe
2411 if test "$rbd" != "no" ; then
2412   cat > $TMPC <<EOF
2413 #include <stdio.h>
2414 #include <rbd/librbd.h>
2415 int main(void) {
2416     rados_t cluster;
2417     rados_create(&cluster, NULL);
2418     return 0;
2419 }
2420 EOF
2421   rbd_libs="-lrbd -lrados"
2422   if compile_prog "" "$rbd_libs" ; then
2423     rbd=yes
2424     libs_tools="$rbd_libs $libs_tools"
2425     libs_softmmu="$rbd_libs $libs_softmmu"
2426   else
2427     if test "$rbd" = "yes" ; then
2428       feature_not_found "rados block device"
2429     fi
2430     rbd=no
2431   fi
2432 fi
2433
2434 ##########################################
2435 # libssh2 probe
2436 min_libssh2_version=1.2.8
2437 if test "$libssh2" != "no" ; then
2438   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2439     libssh2_cflags=`$pkg_config libssh2 --cflags`
2440     libssh2_libs=`$pkg_config libssh2 --libs`
2441     libssh2=yes
2442     libs_tools="$libssh2_libs $libs_tools"
2443     libs_softmmu="$libssh2_libs $libs_softmmu"
2444     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2445   else
2446     if test "$libssh2" = "yes" ; then
2447       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2448     fi
2449     libssh2=no
2450   fi
2451 fi
2452
2453 ##########################################
2454 # libssh2_sftp_fsync probe
2455
2456 if test "$libssh2" = "yes"; then
2457   cat > $TMPC <<EOF
2458 #include <stdio.h>
2459 #include <libssh2.h>
2460 #include <libssh2_sftp.h>
2461 int main(void) {
2462     LIBSSH2_SESSION *session;
2463     LIBSSH2_SFTP *sftp;
2464     LIBSSH2_SFTP_HANDLE *sftp_handle;
2465     session = libssh2_session_init ();
2466     sftp = libssh2_sftp_init (session);
2467     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2468     libssh2_sftp_fsync (sftp_handle);
2469     return 0;
2470 }
2471 EOF
2472   # libssh2_cflags/libssh2_libs defined in previous test.
2473   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2474     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2475   fi
2476 fi
2477
2478 ##########################################
2479 # linux-aio probe
2480
2481 if test "$linux_aio" != "no" ; then
2482   cat > $TMPC <<EOF
2483 #include <libaio.h>
2484 #include <sys/eventfd.h>
2485 #include <stddef.h>
2486 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2487 EOF
2488   if compile_prog "" "-laio" ; then
2489     linux_aio=yes
2490     libs_softmmu="$libs_softmmu -laio"
2491     libs_tools="$libs_tools -laio"
2492   else
2493     if test "$linux_aio" = "yes" ; then
2494       feature_not_found "linux AIO"
2495     fi
2496     linux_aio=no
2497   fi
2498 fi
2499
2500 ##########################################
2501 # TPM passthrough is only on x86 Linux
2502
2503 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2504   tpm_passthrough=$tpm
2505 else
2506   tpm_passthrough=no
2507 fi
2508
2509 ##########################################
2510 # adjust virtio-blk-data-plane based on linux-aio
2511
2512 if test "$virtio_blk_data_plane" = "yes" -a \
2513         "$linux_aio" != "yes" ; then
2514   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2515 elif test -z "$virtio_blk_data_plane" ; then
2516   virtio_blk_data_plane=$linux_aio
2517 fi
2518
2519 ##########################################
2520 # attr probe
2521
2522 if test "$attr" != "no" ; then
2523   cat > $TMPC <<EOF
2524 #include <stdio.h>
2525 #include <sys/types.h>
2526 #ifdef CONFIG_LIBATTR
2527 #include <attr/xattr.h>
2528 #else
2529 #include <sys/xattr.h>
2530 #endif
2531 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2532 EOF
2533   if compile_prog "" "" ; then
2534     attr=yes
2535   # Older distros have <attr/xattr.h>, and need -lattr:
2536   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2537     attr=yes
2538     LIBS="-lattr $LIBS"
2539     libattr=yes
2540   else
2541     if test "$attr" = "yes" ; then
2542       feature_not_found "ATTR"
2543     fi
2544     attr=no
2545   fi
2546 fi
2547
2548 ##########################################
2549 # iovec probe
2550 cat > $TMPC <<EOF
2551 #include <sys/types.h>
2552 #include <sys/uio.h>
2553 #include <unistd.h>
2554 int main(void) { return sizeof(struct iovec); }
2555 EOF
2556 iovec=no
2557 if compile_prog "" "" ; then
2558   iovec=yes
2559 fi
2560
2561 ##########################################
2562 # preadv probe
2563 cat > $TMPC <<EOF
2564 #include <sys/types.h>
2565 #include <sys/uio.h>
2566 #include <unistd.h>
2567 int main(void) { return preadv(0, 0, 0, 0); }
2568 EOF
2569 preadv=no
2570 if compile_prog "" "" ; then
2571   preadv=yes
2572 fi
2573
2574 ##########################################
2575 # fdt probe
2576 # fdt support is mandatory for at least some target architectures,
2577 # so insist on it if we're building those system emulators.
2578 fdt_required=no
2579 for target in $target_list; do
2580   case $target in
2581     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2582       fdt_required=yes
2583     ;;
2584   esac
2585 done
2586
2587 if test "$fdt_required" = "yes"; then
2588   if test "$fdt" = "no"; then
2589     error_exit "fdt disabled but some requested targets require it." \
2590       "You can turn off fdt only if you also disable all the system emulation" \
2591       "targets which need it (by specifying a cut down --target-list)."
2592   fi
2593   fdt=yes
2594 fi
2595
2596 if test "$fdt" != "no" ; then
2597   fdt_libs="-lfdt"
2598   # explicitly check for libfdt_env.h as it is missing in some stable installs
2599   cat > $TMPC << EOF
2600 #include <libfdt_env.h>
2601 int main(void) { return 0; }
2602 EOF
2603   if compile_prog "" "$fdt_libs" ; then
2604     # system DTC is good - use it
2605     fdt=yes
2606   elif test -d ${source_path}/dtc/libfdt ; then
2607     # have submodule DTC - use it
2608     fdt=yes
2609     dtc_internal="yes"
2610     mkdir -p dtc
2611     if [ "$source_path" != `pwd` ] ; then
2612        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2613        symlink "$source_path/dtc/scripts" "dtc/scripts"
2614     fi
2615     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2616     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2617   elif test "$fdt" = "yes" ; then
2618     # have neither and want - prompt for system/submodule install
2619     error_exit "DTC not present. Your options:" \
2620         "  (1) Preferred: Install the DTC devel package" \
2621         "  (2) Fetch the DTC submodule, using:" \
2622         "      git submodule update --init dtc"
2623   else
2624     # don't have and don't want
2625     fdt_libs=
2626     fdt=no
2627   fi
2628 fi
2629
2630 libs_softmmu="$libs_softmmu $fdt_libs"
2631
2632 ##########################################
2633 # GLX probe, used by milkymist-tmu2
2634 if test "$glx" != "no" ; then
2635   glx_libs="-lGL -lX11"
2636   cat > $TMPC << EOF
2637 #include <X11/Xlib.h>
2638 #include <GL/gl.h>
2639 #include <GL/glx.h>
2640 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2641 EOF
2642   if compile_prog "" "-lGL -lX11" ; then
2643     glx=yes
2644   else
2645     if test "$glx" = "yes" ; then
2646       feature_not_found "glx"
2647     fi
2648     glx_libs=
2649     glx=no
2650   fi
2651 fi
2652
2653 ##########################################
2654 # glusterfs probe
2655 if test "$glusterfs" != "no" ; then
2656   if $pkg_config --atleast-version=3 glusterfs-api; then
2657     glusterfs="yes"
2658     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2659     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2660     CFLAGS="$CFLAGS $glusterfs_cflags"
2661     libs_tools="$glusterfs_libs $libs_tools"
2662     libs_softmmu="$glusterfs_libs $libs_softmmu"
2663     if $pkg_config --atleast-version=5 glusterfs-api; then
2664       glusterfs_discard="yes"
2665     fi
2666   else
2667     if test "$glusterfs" = "yes" ; then
2668       feature_not_found "GlusterFS backend support"
2669     fi
2670     glusterfs="no"
2671   fi
2672 fi
2673
2674 # Check for inotify functions when we are building linux-user
2675 # emulator.  This is done because older glibc versions don't
2676 # have syscall stubs for these implemented.  In that case we
2677 # don't provide them even if kernel supports them.
2678 #
2679 inotify=no
2680 cat > $TMPC << EOF
2681 #include <sys/inotify.h>
2682
2683 int
2684 main(void)
2685 {
2686         /* try to start inotify */
2687         return inotify_init();
2688 }
2689 EOF
2690 if compile_prog "" "" ; then
2691   inotify=yes
2692 fi
2693
2694 inotify1=no
2695 cat > $TMPC << EOF
2696 #include <sys/inotify.h>
2697
2698 int
2699 main(void)
2700 {
2701     /* try to start inotify */
2702     return inotify_init1(0);
2703 }
2704 EOF
2705 if compile_prog "" "" ; then
2706   inotify1=yes
2707 fi
2708
2709 # check if utimensat and futimens are supported
2710 utimens=no
2711 cat > $TMPC << EOF
2712 #define _ATFILE_SOURCE
2713 #include <stddef.h>
2714 #include <fcntl.h>
2715 #include <sys/stat.h>
2716
2717 int main(void)
2718 {
2719     utimensat(AT_FDCWD, "foo", NULL, 0);
2720     futimens(0, NULL);
2721     return 0;
2722 }
2723 EOF
2724 if compile_prog "" "" ; then
2725   utimens=yes
2726 fi
2727
2728 # check if pipe2 is there
2729 pipe2=no
2730 cat > $TMPC << EOF
2731 #include <unistd.h>
2732 #include <fcntl.h>
2733
2734 int main(void)
2735 {
2736     int pipefd[2];
2737     return pipe2(pipefd, O_CLOEXEC);
2738 }
2739 EOF
2740 if compile_prog "" "" ; then
2741   pipe2=yes
2742 fi
2743
2744 # check if accept4 is there
2745 accept4=no
2746 cat > $TMPC << EOF
2747 #include <sys/socket.h>
2748 #include <stddef.h>
2749
2750 int main(void)
2751 {
2752     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2753     return 0;
2754 }
2755 EOF
2756 if compile_prog "" "" ; then
2757   accept4=yes
2758 fi
2759
2760 # check if tee/splice is there. vmsplice was added same time.
2761 splice=no
2762 cat > $TMPC << EOF
2763 #include <unistd.h>
2764 #include <fcntl.h>
2765 #include <limits.h>
2766
2767 int main(void)
2768 {
2769     int len, fd = 0;
2770     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2771     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2772     return 0;
2773 }
2774 EOF
2775 if compile_prog "" "" ; then
2776   splice=yes
2777 fi
2778
2779 ##########################################
2780 # signalfd probe
2781 signalfd="no"
2782 cat > $TMPC << EOF
2783 #include <unistd.h>
2784 #include <sys/syscall.h>
2785 #include <signal.h>
2786 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2787 EOF
2788
2789 if compile_prog "" "" ; then
2790   signalfd=yes
2791 fi
2792
2793 # check if eventfd is supported
2794 eventfd=no
2795 cat > $TMPC << EOF
2796 #include <sys/eventfd.h>
2797
2798 int main(void)
2799 {
2800     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2801 }
2802 EOF
2803 if compile_prog "" "" ; then
2804   eventfd=yes
2805 fi
2806
2807 # check for fallocate
2808 fallocate=no
2809 cat > $TMPC << EOF
2810 #include <fcntl.h>
2811
2812 int main(void)
2813 {
2814     fallocate(0, 0, 0, 0);
2815     return 0;
2816 }
2817 EOF
2818 if compile_prog "" "" ; then
2819   fallocate=yes
2820 fi
2821
2822 # check for fallocate hole punching
2823 fallocate_punch_hole=no
2824 cat > $TMPC << EOF
2825 #include <fcntl.h>
2826 #include <linux/falloc.h>
2827
2828 int main(void)
2829 {
2830     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2831     return 0;
2832 }
2833 EOF
2834 if compile_prog "" "" ; then
2835   fallocate_punch_hole=yes
2836 fi
2837
2838 # check for sync_file_range
2839 sync_file_range=no
2840 cat > $TMPC << EOF
2841 #include <fcntl.h>
2842
2843 int main(void)
2844 {
2845     sync_file_range(0, 0, 0, 0);
2846     return 0;
2847 }
2848 EOF
2849 if compile_prog "" "" ; then
2850   sync_file_range=yes
2851 fi
2852
2853 # check for linux/fiemap.h and FS_IOC_FIEMAP
2854 fiemap=no
2855 cat > $TMPC << EOF
2856 #include <sys/ioctl.h>
2857 #include <linux/fs.h>
2858 #include <linux/fiemap.h>
2859
2860 int main(void)
2861 {
2862     ioctl(0, FS_IOC_FIEMAP, 0);
2863     return 0;
2864 }
2865 EOF
2866 if compile_prog "" "" ; then
2867   fiemap=yes
2868 fi
2869
2870 # check for dup3
2871 dup3=no
2872 cat > $TMPC << EOF
2873 #include <unistd.h>
2874
2875 int main(void)
2876 {
2877     dup3(0, 0, 0);
2878     return 0;
2879 }
2880 EOF
2881 if compile_prog "" "" ; then
2882   dup3=yes
2883 fi
2884
2885 # check for ppoll support
2886 ppoll=no
2887 cat > $TMPC << EOF
2888 #include <poll.h>
2889
2890 int main(void)
2891 {
2892     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2893     ppoll(&pfd, 1, 0, 0);
2894     return 0;
2895 }
2896 EOF
2897 if compile_prog "" "" ; then
2898   ppoll=yes
2899 fi
2900
2901 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2902 prctl_pr_set_timerslack=no
2903 cat > $TMPC << EOF
2904 #include <sys/prctl.h>
2905
2906 int main(void)
2907 {
2908     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2909     return 0;
2910 }
2911 EOF
2912 if compile_prog "" "" ; then
2913   prctl_pr_set_timerslack=yes
2914 fi
2915
2916 # check for epoll support
2917 epoll=no
2918 cat > $TMPC << EOF
2919 #include <sys/epoll.h>
2920
2921 int main(void)
2922 {
2923     epoll_create(0);
2924     return 0;
2925 }
2926 EOF
2927 if compile_prog "" "" ; then
2928   epoll=yes
2929 fi
2930
2931 # epoll_create1 and epoll_pwait are later additions
2932 # so we must check separately for their presence
2933 epoll_create1=no
2934 cat > $TMPC << EOF
2935 #include <sys/epoll.h>
2936
2937 int main(void)
2938 {
2939     /* Note that we use epoll_create1 as a value, not as
2940      * a function being called. This is necessary so that on
2941      * old SPARC glibc versions where the function was present in
2942      * the library but not declared in the header file we will
2943      * fail the configure check. (Otherwise we will get a compiler
2944      * warning but not an error, and will proceed to fail the
2945      * qemu compile where we compile with -Werror.)
2946      */
2947     return (int)(uintptr_t)&epoll_create1;
2948 }
2949 EOF
2950 if compile_prog "" "" ; then
2951   epoll_create1=yes
2952 fi
2953
2954 epoll_pwait=no
2955 cat > $TMPC << EOF
2956 #include <sys/epoll.h>
2957
2958 int main(void)
2959 {
2960     epoll_pwait(0, 0, 0, 0, 0);
2961     return 0;
2962 }
2963 EOF
2964 if compile_prog "" "" ; then
2965   epoll_pwait=yes
2966 fi
2967
2968 # check for sendfile support
2969 sendfile=no
2970 cat > $TMPC << EOF
2971 #include <sys/sendfile.h>
2972
2973 int main(void)
2974 {
2975     return sendfile(0, 0, 0, 0);
2976 }
2977 EOF
2978 if compile_prog "" "" ; then
2979   sendfile=yes
2980 fi
2981
2982 # Check if tools are available to build documentation.
2983 if test "$docs" != "no" ; then
2984   if has makeinfo && has pod2man; then
2985     docs=yes
2986   else
2987     if test "$docs" = "yes" ; then
2988       feature_not_found "docs"
2989     fi
2990     docs=no
2991   fi
2992 fi
2993
2994 # Search for bswap_32 function
2995 byteswap_h=no
2996 cat > $TMPC << EOF
2997 #include <byteswap.h>
2998 int main(void) { return bswap_32(0); }
2999 EOF
3000 if compile_prog "" "" ; then
3001   byteswap_h=yes
3002 fi
3003
3004 # Search for bswap32 function
3005 bswap_h=no
3006 cat > $TMPC << EOF
3007 #include <sys/endian.h>
3008 #include <sys/types.h>
3009 #include <machine/bswap.h>
3010 int main(void) { return bswap32(0); }
3011 EOF
3012 if compile_prog "" "" ; then
3013   bswap_h=yes
3014 fi
3015
3016 ##########################################
3017 # Do we have libiscsi
3018 # We check for iscsi_unmap_sync() to make sure we have a
3019 # recent enough version of libiscsi.
3020 if test "$libiscsi" != "no" ; then
3021   cat > $TMPC << EOF
3022 #include <stdio.h>
3023 #include <iscsi/iscsi.h>
3024 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
3025 EOF
3026   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3027     libiscsi="yes"
3028     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3029     libiscsi_libs=$($pkg_config --libs libiscsi)
3030     CFLAGS="$CFLAGS $libiscsi_cflags"
3031     LIBS="$LIBS $libiscsi_libs"
3032   elif compile_prog "" "-liscsi" ; then
3033     libiscsi="yes"
3034     LIBS="$LIBS -liscsi"
3035   else
3036     if test "$libiscsi" = "yes" ; then
3037       feature_not_found "libiscsi"
3038     fi
3039     libiscsi="no"
3040   fi
3041 fi
3042
3043
3044 ##########################################
3045 # Do we need libm
3046 cat > $TMPC << EOF
3047 #include <math.h>
3048 int main(void) { return isnan(sin(0.0)); }
3049 EOF
3050 if compile_prog "" "" ; then
3051   :
3052 elif compile_prog "" "-lm" ; then
3053   LIBS="-lm $LIBS"
3054   libs_qga="-lm $libs_qga"
3055 else
3056   error_exit "libm check failed"
3057 fi
3058
3059 ##########################################
3060 # Do we need librt
3061 # uClibc provides 2 versions of clock_gettime(), one with realtime
3062 # support and one without. This means that the clock_gettime() don't
3063 # need -lrt. We still need it for timer_create() so we check for this
3064 # function in addition.
3065 cat > $TMPC <<EOF
3066 #include <signal.h>
3067 #include <time.h>
3068 int main(void) {
3069   timer_create(CLOCK_REALTIME, NULL, NULL);
3070   return clock_gettime(CLOCK_REALTIME, NULL);
3071 }
3072 EOF
3073
3074 if compile_prog "" "" ; then
3075   :
3076 # we need pthread for static linking. use previous pthread test result
3077 elif compile_prog "" "-lrt $pthread_lib" ; then
3078   LIBS="-lrt $LIBS"
3079   libs_qga="-lrt $libs_qga"
3080 fi
3081
3082 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3083         "$aix" != "yes" -a "$haiku" != "yes" ; then
3084     libs_softmmu="-lutil $libs_softmmu"
3085 fi
3086
3087 ##########################################
3088 # spice probe
3089 if test "$spice" != "no" ; then
3090   cat > $TMPC << EOF
3091 #include <spice.h>
3092 int main(void) { spice_server_new(); return 0; }
3093 EOF
3094   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3095   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3096   if $pkg_config --atleast-version=0.12.0 spice-server && \
3097      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3098      compile_prog "$spice_cflags" "$spice_libs" ; then
3099     spice="yes"
3100     libs_softmmu="$libs_softmmu $spice_libs"
3101     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3102     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3103     spice_server_version=$($pkg_config --modversion spice-server)
3104   else
3105     if test "$spice" = "yes" ; then
3106       feature_not_found "spice"
3107     fi
3108     spice="no"
3109   fi
3110 fi
3111
3112 # check for libcacard for smartcard support
3113 smartcard_cflags=""
3114 # TODO - what's the minimal nss version we support?
3115 if test "$smartcard_nss" != "no"; then
3116   cat > $TMPC << EOF
3117 #include <pk11pub.h>
3118 int main(void) { PK11_FreeSlot(0); return 0; }
3119 EOF
3120     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3121     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3122     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3123     test_cflags="$libcacard_cflags"
3124     # The header files in nss < 3.13.3 have a bug which causes them to
3125     # emit a warning. If we're going to compile QEMU with -Werror, then
3126     # test that the headers don't have this bug. Otherwise we would pass
3127     # the configure test but fail to compile QEMU later.
3128     if test "$werror" = "yes"; then
3129         test_cflags="-Werror $test_cflags"
3130     fi
3131     if test -n "$libtool" &&
3132        $pkg_config --atleast-version=3.12.8 nss && \
3133       compile_prog "$test_cflags" "$libcacard_libs"; then
3134         smartcard_nss="yes"
3135         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3136         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3137         libs_softmmu="$libcacard_libs $libs_softmmu"
3138     else
3139         if test "$smartcard_nss" = "yes"; then
3140             feature_not_found "nss"
3141         fi
3142         smartcard_nss="no"
3143     fi
3144 fi
3145
3146 # check for libusb
3147 if test "$libusb" != "no" ; then
3148     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3149         libusb="yes"
3150         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3151         libusb_libs=$($pkg_config --libs libusb-1.0)
3152         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3153         libs_softmmu="$libs_softmmu $libusb_libs"
3154     else
3155         if test "$libusb" = "yes"; then
3156             feature_not_found "libusb"
3157         fi
3158         libusb="no"
3159     fi
3160 fi
3161
3162 # check for usbredirparser for usb network redirection support
3163 if test "$usb_redir" != "no" ; then
3164     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3165         usb_redir="yes"
3166         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3167         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3168         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3169         libs_softmmu="$libs_softmmu $usb_redir_libs"
3170     else
3171         if test "$usb_redir" = "yes"; then
3172             feature_not_found "usb-redir"
3173         fi
3174         usb_redir="no"
3175     fi
3176 fi
3177
3178 ##########################################
3179 # check if we have VSS SDK headers for win
3180
3181 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3182   case "$vss_win32_sdk" in
3183     "")   vss_win32_include="-I$source_path" ;;
3184     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3185           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3186           vss_win32_include="-I$source_path/.sdk/vss"
3187           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3188           ;;
3189     *)    vss_win32_include="-I$vss_win32_sdk"
3190   esac
3191   cat > $TMPC << EOF
3192 #define __MIDL_user_allocate_free_DEFINED__
3193 #include <inc/win2003/vss.h>
3194 int main(void) { return VSS_CTX_BACKUP; }
3195 EOF
3196   if compile_prog "$vss_win32_include" "" ; then
3197     guest_agent_with_vss="yes"
3198     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3199     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3200   else
3201     if test "$vss_win32_sdk" != "" ; then
3202       echo "ERROR: Please download and install Microsoft VSS SDK:"
3203       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3204       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3205       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3206       echo "ERROR: The headers are extracted in the directory \`inc'."
3207       feature_not_found "VSS support"
3208     fi
3209     guest_agent_with_vss="no"
3210   fi
3211 fi
3212
3213 ##########################################
3214 # lookup Windows platform SDK (if not specified)
3215 # The SDK is needed only to build .tlb (type library) file of guest agent
3216 # VSS provider from the source. It is usually unnecessary because the
3217 # pre-compiled .tlb file is included.
3218
3219 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3220   if test -z "$win_sdk"; then
3221     programfiles="$PROGRAMFILES"
3222     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3223     if test -n "$programfiles"; then
3224       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3225     else
3226       feature_not_found "Windows SDK"
3227     fi
3228   elif test "$win_sdk" = "no"; then
3229     win_sdk=""
3230   fi
3231 fi
3232
3233 ##########################################
3234
3235 ##########################################
3236 # check if we have fdatasync
3237
3238 fdatasync=no
3239 cat > $TMPC << EOF
3240 #include <unistd.h>
3241 int main(void) {
3242 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3243 return fdatasync(0);
3244 #else
3245 #error Not supported
3246 #endif
3247 }
3248 EOF
3249 if compile_prog "" "" ; then
3250     fdatasync=yes
3251 fi
3252
3253 ##########################################
3254 # check if we have madvise
3255
3256 madvise=no
3257 cat > $TMPC << EOF
3258 #include <sys/types.h>
3259 #include <sys/mman.h>
3260 #include <stddef.h>
3261 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3262 EOF
3263 if compile_prog "" "" ; then
3264     madvise=yes
3265 fi
3266
3267 ##########################################
3268 # check if we have posix_madvise
3269
3270 posix_madvise=no
3271 cat > $TMPC << EOF
3272 #include <sys/mman.h>
3273 #include <stddef.h>
3274 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3275 EOF
3276 if compile_prog "" "" ; then
3277     posix_madvise=yes
3278 fi
3279
3280 ##########################################
3281 # check if we have usable SIGEV_THREAD_ID
3282
3283 sigev_thread_id=no
3284 cat > $TMPC << EOF
3285 #include <signal.h>
3286 int main(void) {
3287   struct sigevent ev;
3288   ev.sigev_notify = SIGEV_THREAD_ID;
3289   ev._sigev_un._tid = 0;
3290   asm volatile("" : : "g"(&ev));
3291   return 0;
3292 }
3293 EOF
3294 if compile_prog "" "" ; then
3295     sigev_thread_id=yes
3296 fi
3297
3298 ##########################################
3299 # check if trace backend exists
3300
3301 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3302 if test "$?" -ne 0 ; then
3303   error_exit "invalid trace backend" \
3304       "Please choose a supported trace backend."
3305 fi
3306
3307 ##########################################
3308 # For 'ust' backend, test if ust headers are present
3309 if test "$trace_backend" = "ust"; then
3310   cat > $TMPC << EOF
3311 #include <ust/tracepoint.h>
3312 #include <ust/marker.h>
3313 int main(void) { return 0; }
3314 EOF
3315   if compile_prog "" "" ; then
3316     LIBS="-lust -lurcu-bp $LIBS"
3317     libs_qga="-lust -lurcu-bp $libs_qga"
3318   else
3319     error_exit "Trace backend 'ust' missing libust header files"
3320   fi
3321 fi
3322
3323 ##########################################
3324 # For 'dtrace' backend, test if 'dtrace' command is present
3325 if test "$trace_backend" = "dtrace"; then
3326   if ! has 'dtrace' ; then
3327     error_exit "dtrace command is not found in PATH $PATH"
3328   fi
3329   trace_backend_stap="no"
3330   if has 'stap' ; then
3331     trace_backend_stap="yes"
3332   fi
3333 fi
3334
3335 ##########################################
3336 # check and set a backend for coroutine
3337
3338 # We prefer ucontext, but it's not always possible. The fallback
3339 # is sigcontext. gthread is not selectable except explicitly, because
3340 # it is not functional enough to run QEMU proper. (It is occasionally
3341 # useful for debugging purposes.)  On Windows the only valid backend
3342 # is the Windows-specific one.
3343
3344 ucontext_works=no
3345 if test "$darwin" != "yes"; then
3346   cat > $TMPC << EOF
3347 #include <ucontext.h>
3348 #ifdef __stub_makecontext
3349 #error Ignoring glibc stub makecontext which will always fail
3350 #endif
3351 int main(void) { makecontext(0, 0, 0); return 0; }
3352 EOF
3353   if compile_prog "" "" ; then
3354     ucontext_works=yes
3355   fi
3356 fi
3357
3358 if test "$coroutine" = ""; then
3359   if test "$mingw32" = "yes"; then
3360     coroutine=win32
3361   elif test "$ucontext_works" = "yes"; then
3362     coroutine=ucontext
3363   else
3364     coroutine=sigaltstack
3365   fi
3366 else
3367   case $coroutine in
3368   windows)
3369     if test "$mingw32" != "yes"; then
3370       error_exit "'windows' coroutine backend only valid for Windows"
3371     fi
3372     # Unfortunately the user visible backend name doesn't match the
3373     # coroutine-*.c filename for this case, so we have to adjust it here.
3374     coroutine=win32
3375     ;;
3376   ucontext)
3377     if test "$ucontext_works" != "yes"; then
3378       feature_not_found "ucontext"
3379     fi
3380     ;;
3381   gthread|sigaltstack)
3382     if test "$mingw32" = "yes"; then
3383       error_exit "only the 'windows' coroutine backend is valid for Windows"
3384     fi
3385     ;;
3386   *)
3387     error_exit "unknown coroutine backend $coroutine"
3388     ;;
3389   esac
3390 fi
3391
3392 if test "$coroutine_pool" = ""; then
3393   if test "$coroutine" = "gthread"; then
3394     coroutine_pool=no
3395   else
3396     coroutine_pool=yes
3397   fi
3398 fi
3399 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3400   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3401 fi
3402
3403 ##########################################
3404 # check if we have open_by_handle_at
3405
3406 open_by_handle_at=no
3407 cat > $TMPC << EOF
3408 #include <fcntl.h>
3409 #if !defined(AT_EMPTY_PATH)
3410 # error missing definition
3411 #else
3412 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3413 #endif
3414 EOF
3415 if compile_prog "" "" ; then
3416     open_by_handle_at=yes
3417 fi
3418
3419 ########################################
3420 # check if we have linux/magic.h
3421
3422 linux_magic_h=no
3423 cat > $TMPC << EOF
3424 #include <linux/magic.h>
3425 int main(void) {
3426   return 0;
3427 }
3428 EOF
3429 if compile_prog "" "" ; then
3430     linux_magic_h=yes
3431 fi
3432
3433 ########################################
3434 # check whether we can disable warning option with a pragma (this is needed
3435 # to silence warnings in the headers of some versions of external libraries).
3436 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3437 # only a warning.
3438 #
3439 # If we can't selectively disable warning in the code, disable -Werror so that
3440 # the build doesn't fail anyway.
3441
3442 pragma_disable_unused_but_set=no
3443 cat > $TMPC << EOF
3444 #pragma GCC diagnostic push
3445 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3446 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3447 #pragma GCC diagnostic pop
3448
3449 int main(void) {
3450     return 0;
3451 }
3452 EOF
3453 if compile_prog "-Werror" "" ; then
3454     pragma_diagnostic_available=yes
3455 else
3456     werror=no
3457 fi
3458
3459 ########################################
3460 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3461
3462 valgrind_h=no
3463 cat > $TMPC << EOF
3464 #include <valgrind/valgrind.h>
3465 #include <valgrind/memcheck.h>
3466 int main(void) {
3467   return 0;
3468 }
3469 EOF
3470 if compile_prog "" "" ; then
3471     valgrind_h=yes
3472 fi
3473
3474 ########################################
3475 # check if environ is declared
3476
3477 has_environ=no
3478 cat > $TMPC << EOF
3479 #include <unistd.h>
3480 int main(void) {
3481     environ = 0;
3482     return 0;
3483 }
3484 EOF
3485 if compile_prog "" "" ; then
3486     has_environ=yes
3487 fi
3488
3489 ########################################
3490 # check if cpuid.h is usable.
3491
3492 cpuid_h=no
3493 cat > $TMPC << EOF
3494 #include <cpuid.h>
3495 int main(void) {
3496   return 0;
3497 }
3498 EOF
3499 if compile_prog "" "" ; then
3500     cpuid_h=yes
3501 fi
3502
3503 ########################################
3504 # check if __[u]int128_t is usable.
3505
3506 int128=no
3507 cat > $TMPC << EOF
3508 __int128_t a;
3509 __uint128_t b;
3510 int main (void) {
3511   a = a + b;
3512   b = a * b;
3513   a = a * a;
3514   return 0;
3515 }
3516 EOF
3517 if compile_prog "" "" ; then
3518     int128=yes
3519 fi
3520
3521 ########################################
3522 # check if getauxval is available.
3523
3524 getauxval=no
3525 cat > $TMPC << EOF
3526 #include <sys/auxv.h>
3527 int main(void) {
3528   return getauxval(AT_HWCAP) == 0;
3529 }
3530 EOF
3531 if compile_prog "" "" ; then
3532     getauxval=yes
3533 fi
3534
3535 ##########################################
3536 # End of CC checks
3537 # After here, no more $cc or $ld runs
3538
3539 if test "$gcov" = "yes" ; then
3540   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3541   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3542 elif test "$debug" = "no" ; then
3543   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3544 fi
3545
3546
3547 # Disable zero malloc errors for official releases unless explicitly told to
3548 # enable/disable
3549 if test -z "$zero_malloc" ; then
3550     if test "$z_version" = "50" ; then
3551         zero_malloc="no"
3552     else
3553         zero_malloc="yes"
3554     fi
3555 fi
3556
3557 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3558 if test "$werror" = "yes"; then
3559     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3560 fi
3561
3562 if test "$solaris" = "no" ; then
3563     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3564         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3565     fi
3566 fi
3567
3568 # test if pod2man has --utf8 option
3569 if pod2man --help | grep -q utf8; then
3570     POD2MAN="pod2man --utf8"
3571 else
3572     POD2MAN="pod2man"
3573 fi
3574
3575 # Use ASLR, no-SEH and DEP if available
3576 if test "$mingw32" = "yes" ; then
3577     for flag in --dynamicbase --no-seh --nxcompat; do
3578         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3579             LDFLAGS="-Wl,$flag $LDFLAGS"
3580         fi
3581     done
3582 fi
3583
3584 qemu_confdir=$sysconfdir$confsuffix
3585 qemu_datadir=$datadir$confsuffix
3586 qemu_localedir="$datadir/locale"
3587
3588 tools=""
3589 if test "$want_tools" = "yes" ; then
3590   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3591   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3592     tools="qemu-nbd\$(EXESUF) $tools"
3593   fi
3594 fi
3595 if test "$softmmu" = yes ; then
3596   if test "$virtfs" != no ; then
3597     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3598       virtfs=yes
3599       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3600     else
3601       if test "$virtfs" = yes; then
3602         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3603       fi
3604       virtfs=no
3605     fi
3606   fi
3607 fi
3608 if [ "$guest_agent" != "no" ]; then
3609   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3610       tools="qemu-ga\$(EXESUF) $tools"
3611       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3612         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3613       fi
3614       guest_agent=yes
3615   elif [ "$guest_agent" != yes ]; then
3616       guest_agent=no
3617   else
3618       error_exit "Guest agent is not supported on this platform"
3619   fi
3620 fi
3621
3622 # Mac OS X ships with a broken assembler
3623 roms=
3624 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3625         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3626         "$softmmu" = yes ; then
3627   roms="optionrom"
3628 fi
3629 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3630   roms="$roms spapr-rtas"
3631 fi
3632
3633 if test "$cpu" = "s390x" ; then
3634   roms="$roms s390-ccw"
3635 fi
3636
3637 # Probe for the need for relocating the user-only binary.
3638 if test "$pie" = "no" ; then
3639   textseg_addr=
3640   case "$cpu" in
3641     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3642       textseg_addr=0x60000000
3643       ;;
3644     mips)
3645       textseg_addr=0x400000
3646       ;;
3647   esac
3648   if [ -n "$textseg_addr" ]; then
3649     cat > $TMPC <<EOF
3650     int main(void) { return 0; }
3651 EOF
3652     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3653     if ! compile_prog "" "$textseg_ldflags"; then
3654       # In case ld does not support -Ttext-segment, edit the default linker
3655       # script via sed to set the .text start addr.  This is needed on FreeBSD
3656       # at least.
3657       $ld --verbose | sed \
3658         -e '1,/==================================================/d' \
3659         -e '/==================================================/,$d' \
3660         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3661         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3662       textseg_ldflags="-Wl,-T../config-host.ld"
3663     fi
3664   fi
3665 fi
3666
3667 # add pixman flags after all config tests are done
3668 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3669 libs_softmmu="$libs_softmmu $pixman_libs"
3670
3671 echo "Install prefix    $prefix"
3672 echo "BIOS directory    `eval echo $qemu_datadir`"
3673 echo "binary directory  `eval echo $bindir`"
3674 echo "library directory `eval echo $libdir`"
3675 echo "libexec directory `eval echo $libexecdir`"
3676 echo "include directory `eval echo $includedir`"
3677 echo "config directory  `eval echo $sysconfdir`"
3678 if test "$mingw32" = "no" ; then
3679 echo "local state directory   `eval echo $local_statedir`"
3680 echo "Manual directory  `eval echo $mandir`"
3681 echo "ELF interp prefix $interp_prefix"
3682 else
3683 echo "local state directory   queried at runtime"
3684 echo "Windows SDK       $win_sdk"
3685 fi
3686 echo "Source path       $source_path"
3687 echo "C compiler        $cc"
3688 echo "Host C compiler   $host_cc"
3689 echo "C++ compiler      $cxx"
3690 echo "Objective-C compiler $objcc"
3691 echo "CFLAGS            $CFLAGS"
3692 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3693 echo "LDFLAGS           $LDFLAGS"
3694 echo "make              $make"
3695 echo "install           $install"
3696 echo "python            $python"
3697 if test "$slirp" = "yes" ; then
3698     echo "smbd              $smbd"
3699 fi
3700 echo "host CPU          $cpu"
3701 echo "host big endian   $bigendian"
3702 echo "target list       $target_list"
3703 echo "tcg debug enabled $debug_tcg"
3704 echo "gprof enabled     $gprof"
3705 echo "sparse enabled    $sparse"
3706 echo "strip binaries    $strip_opt"
3707 echo "profiler          $profiler"
3708 echo "static build      $static"
3709 echo "-Werror enabled   $werror"
3710 if test "$darwin" = "yes" ; then
3711     echo "Cocoa support     $cocoa"
3712 fi
3713 echo "pixman            $pixman"
3714 echo "SDL support       $sdl"
3715 echo "GTK support       $gtk"
3716 echo "curses support    $curses"
3717 echo "curl support      $curl"
3718 echo "mingw32 support   $mingw32"
3719 echo "Audio drivers     $audio_drv_list"
3720 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3721 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3722 echo "VirtFS support    $virtfs"
3723 echo "VNC support       $vnc"
3724 if test "$vnc" = "yes" ; then
3725     echo "VNC TLS support   $vnc_tls"
3726     echo "VNC SASL support  $vnc_sasl"
3727     echo "VNC JPEG support  $vnc_jpeg"
3728     echo "VNC PNG support   $vnc_png"
3729     echo "VNC WS support    $vnc_ws"
3730 fi
3731 if test -n "$sparc_cpu"; then
3732     echo "Target Sparc Arch $sparc_cpu"
3733 fi
3734 echo "xen support       $xen"
3735 echo "brlapi support    $brlapi"
3736 echo "bluez  support    $bluez"
3737 echo "Documentation     $docs"
3738 [ ! -z "$uname_release" ] && \
3739 echo "uname -r          $uname_release"
3740 echo "GUEST_BASE        $guest_base"
3741 echo "PIE               $pie"
3742 echo "vde support       $vde"
3743 echo "Linux AIO support $linux_aio"
3744 echo "ATTR/XATTR support $attr"
3745 echo "Install blobs     $blobs"
3746 echo "KVM support       $kvm"
3747 echo "RDMA support      $rdma"
3748 echo "TCG interpreter   $tcg_interpreter"
3749 echo "fdt support       $fdt"
3750 echo "preadv support    $preadv"
3751 echo "fdatasync         $fdatasync"
3752 echo "madvise           $madvise"
3753 echo "posix_madvise     $posix_madvise"
3754 echo "sigev_thread_id   $sigev_thread_id"
3755 echo "uuid support      $uuid"
3756 echo "libcap-ng support $cap_ng"
3757 echo "vhost-net support $vhost_net"
3758 echo "vhost-scsi support $vhost_scsi"
3759 echo "Trace backend     $trace_backend"
3760 echo "Trace output file $trace_file-<pid>"
3761 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3762 echo "rbd support       $rbd"
3763 echo "xfsctl support    $xfs"
3764 echo "nss used          $smartcard_nss"
3765 echo "libusb            $libusb"
3766 echo "usb net redir     $usb_redir"
3767 echo "GLX support       $glx"
3768 echo "libiscsi support  $libiscsi"
3769 echo "build guest agent $guest_agent"
3770 echo "QGA VSS support   $guest_agent_with_vss"
3771 echo "seccomp support   $seccomp"
3772 echo "coroutine backend $coroutine"
3773 echo "coroutine pool    $coroutine_pool"
3774 echo "GlusterFS support $glusterfs"
3775 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3776 echo "gcov              $gcov_tool"
3777 echo "gcov enabled      $gcov"
3778 echo "TPM support       $tpm"
3779 echo "libssh2 support   $libssh2"
3780 echo "TPM passthrough   $tpm_passthrough"
3781 echo "QOM debugging     $qom_cast_debug"
3782 echo "vhdx              $vhdx"
3783
3784 if test "$sdl_too_old" = "yes"; then
3785 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3786 fi
3787
3788 config_host_mak="config-host.mak"
3789
3790 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3791
3792 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3793 echo >> $config_host_mak
3794
3795 echo all: >> $config_host_mak
3796 echo "prefix=$prefix" >> $config_host_mak
3797 echo "bindir=$bindir" >> $config_host_mak
3798 echo "libdir=$libdir" >> $config_host_mak
3799 echo "libexecdir=$libexecdir" >> $config_host_mak
3800 echo "includedir=$includedir" >> $config_host_mak
3801 echo "mandir=$mandir" >> $config_host_mak
3802 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3803 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3804 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3805 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3806 if test "$mingw32" = "no" ; then
3807   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3808 fi
3809 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3810 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3811 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3812 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3813 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3814
3815 echo "ARCH=$ARCH" >> $config_host_mak
3816
3817 if test "$debug_tcg" = "yes" ; then
3818   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3819 fi
3820 if test "$strip_opt" = "yes" ; then
3821   echo "STRIP=${strip}" >> $config_host_mak
3822 fi
3823 if test "$bigendian" = "yes" ; then
3824   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3825 fi
3826 if test "$mingw32" = "yes" ; then
3827   echo "CONFIG_WIN32=y" >> $config_host_mak
3828   rc_version=`cat $source_path/VERSION`
3829   version_major=${rc_version%%.*}
3830   rc_version=${rc_version#*.}
3831   version_minor=${rc_version%%.*}
3832   rc_version=${rc_version#*.}
3833   version_subminor=${rc_version%%.*}
3834   version_micro=0
3835   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3836   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3837   if test "$guest_agent_with_vss" = "yes" ; then
3838     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3839     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3840   fi
3841 else
3842   echo "CONFIG_POSIX=y" >> $config_host_mak
3843 fi
3844
3845 if test "$linux" = "yes" ; then
3846   echo "CONFIG_LINUX=y" >> $config_host_mak
3847 fi
3848
3849 if test "$darwin" = "yes" ; then
3850   echo "CONFIG_DARWIN=y" >> $config_host_mak
3851 fi
3852
3853 if test "$aix" = "yes" ; then
3854   echo "CONFIG_AIX=y" >> $config_host_mak
3855 fi
3856
3857 if test "$solaris" = "yes" ; then
3858   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3859   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3860   if test "$needs_libsunmath" = "yes" ; then
3861     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3862   fi
3863 fi
3864 if test "$haiku" = "yes" ; then
3865   echo "CONFIG_HAIKU=y" >> $config_host_mak
3866 fi
3867 if test "$static" = "yes" ; then
3868   echo "CONFIG_STATIC=y" >> $config_host_mak
3869 fi
3870 if test "$profiler" = "yes" ; then
3871   echo "CONFIG_PROFILER=y" >> $config_host_mak
3872 fi
3873 if test "$slirp" = "yes" ; then
3874   echo "CONFIG_SLIRP=y" >> $config_host_mak
3875   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3876 fi
3877 if test "$vde" = "yes" ; then
3878   echo "CONFIG_VDE=y" >> $config_host_mak
3879 fi
3880 if test "$cap_ng" = "yes" ; then
3881   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3882 fi
3883 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3884 for drv in $audio_drv_list; do
3885     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3886     echo "$def=y" >> $config_host_mak
3887     if test "$drv" = "fmod"; then
3888         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3889     fi
3890 done
3891 if test "$audio_pt_int" = "yes" ; then
3892   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3893 fi
3894 if test "$audio_win_int" = "yes" ; then
3895   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3896 fi
3897 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3898 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3899 if test "$vnc" = "yes" ; then
3900   echo "CONFIG_VNC=y" >> $config_host_mak
3901 fi
3902 if test "$vnc_tls" = "yes" ; then
3903   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3904 fi
3905 if test "$vnc_sasl" = "yes" ; then
3906   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3907 fi
3908 if test "$vnc_jpeg" = "yes" ; then
3909   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3910 fi
3911 if test "$vnc_png" = "yes" ; then
3912   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3913 fi
3914 if test "$vnc_ws" = "yes" ; then
3915   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3916   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3917 fi
3918 if test "$fnmatch" = "yes" ; then
3919   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3920 fi
3921 if test "$uuid" = "yes" ; then
3922   echo "CONFIG_UUID=y" >> $config_host_mak
3923 fi
3924 if test "$xfs" = "yes" ; then
3925   echo "CONFIG_XFS=y" >> $config_host_mak
3926 fi
3927 qemu_version=`head $source_path/VERSION`
3928 echo "VERSION=$qemu_version" >>$config_host_mak
3929 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3930 echo "SRC_PATH=$source_path" >> $config_host_mak
3931 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3932 if [ "$docs" = "yes" ] ; then
3933   echo "BUILD_DOCS=yes" >> $config_host_mak
3934 fi
3935 if test "$sdl" = "yes" ; then
3936   echo "CONFIG_SDL=y" >> $config_host_mak
3937   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3938 fi
3939 if test "$cocoa" = "yes" ; then
3940   echo "CONFIG_COCOA=y" >> $config_host_mak
3941 fi
3942 if test "$curses" = "yes" ; then
3943   echo "CONFIG_CURSES=y" >> $config_host_mak
3944 fi
3945 if test "$utimens" = "yes" ; then
3946   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3947 fi
3948 if test "$pipe2" = "yes" ; then
3949   echo "CONFIG_PIPE2=y" >> $config_host_mak
3950 fi
3951 if test "$accept4" = "yes" ; then
3952   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3953 fi
3954 if test "$splice" = "yes" ; then
3955   echo "CONFIG_SPLICE=y" >> $config_host_mak
3956 fi
3957 if test "$eventfd" = "yes" ; then
3958   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3959 fi
3960 if test "$fallocate" = "yes" ; then
3961   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3962 fi
3963 if test "$fallocate_punch_hole" = "yes" ; then
3964   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3965 fi
3966 if test "$sync_file_range" = "yes" ; then
3967   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3968 fi
3969 if test "$fiemap" = "yes" ; then
3970   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3971 fi
3972 if test "$dup3" = "yes" ; then
3973   echo "CONFIG_DUP3=y" >> $config_host_mak
3974 fi
3975 if test "$ppoll" = "yes" ; then
3976   echo "CONFIG_PPOLL=y" >> $config_host_mak
3977 fi
3978 if test "$prctl_pr_set_timerslack" = "yes" ; then
3979   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
3980 fi
3981 if test "$epoll" = "yes" ; then
3982   echo "CONFIG_EPOLL=y" >> $config_host_mak
3983 fi
3984 if test "$epoll_create1" = "yes" ; then
3985   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3986 fi
3987 if test "$epoll_pwait" = "yes" ; then
3988   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3989 fi
3990 if test "$sendfile" = "yes" ; then
3991   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3992 fi
3993 if test "$inotify" = "yes" ; then
3994   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3995 fi
3996 if test "$inotify1" = "yes" ; then
3997   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3998 fi
3999 if test "$byteswap_h" = "yes" ; then
4000   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4001 fi
4002 if test "$bswap_h" = "yes" ; then
4003   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4004 fi
4005 if test "$curl" = "yes" ; then
4006   echo "CONFIG_CURL=y" >> $config_host_mak
4007   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4008 fi
4009 if test "$brlapi" = "yes" ; then
4010   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4011 fi
4012 if test "$bluez" = "yes" ; then
4013   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4014   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4015 fi
4016 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4017 if test "$gtk" = "yes" ; then
4018   echo "CONFIG_GTK=y" >> $config_host_mak
4019   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4020   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4021 fi
4022 if test "$xen" = "yes" ; then
4023   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4024   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4025 fi
4026 if test "$linux_aio" = "yes" ; then
4027   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4028 fi
4029 if test "$attr" = "yes" ; then
4030   echo "CONFIG_ATTR=y" >> $config_host_mak
4031 fi
4032 if test "$libattr" = "yes" ; then
4033   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4034 fi
4035 if test "$virtfs" = "yes" ; then
4036   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4037 fi
4038 if test "$vhost_scsi" = "yes" ; then
4039   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4040 fi
4041 if test "$blobs" = "yes" ; then
4042   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4043 fi
4044 if test "$iovec" = "yes" ; then
4045   echo "CONFIG_IOVEC=y" >> $config_host_mak
4046 fi
4047 if test "$preadv" = "yes" ; then
4048   echo "CONFIG_PREADV=y" >> $config_host_mak
4049 fi
4050 if test "$fdt" = "yes" ; then
4051   echo "CONFIG_FDT=y" >> $config_host_mak
4052 fi
4053 if test "$signalfd" = "yes" ; then
4054   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4055 fi
4056 if test "$tcg_interpreter" = "yes" ; then
4057   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4058 fi
4059 if test "$fdatasync" = "yes" ; then
4060   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4061 fi
4062 if test "$madvise" = "yes" ; then
4063   echo "CONFIG_MADVISE=y" >> $config_host_mak
4064 fi
4065 if test "$posix_madvise" = "yes" ; then
4066   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4067 fi
4068 if test "$sigev_thread_id" = "yes" ; then
4069   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4070 fi
4071
4072 if test "$spice" = "yes" ; then
4073   echo "CONFIG_SPICE=y" >> $config_host_mak
4074 fi
4075
4076 if test "$smartcard_nss" = "yes" ; then
4077   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4078   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4079   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4080 fi
4081
4082 if test "$libusb" = "yes" ; then
4083   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4084 fi
4085
4086 if test "$usb_redir" = "yes" ; then
4087   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4088 fi
4089
4090 if test "$glx" = "yes" ; then
4091   echo "CONFIG_GLX=y" >> $config_host_mak
4092   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4093 fi
4094
4095 if test "$libiscsi" = "yes" ; then
4096   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4097 fi
4098
4099 if test "$seccomp" = "yes"; then
4100   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4101 fi
4102
4103 # XXX: suppress that
4104 if [ "$bsd" = "yes" ] ; then
4105   echo "CONFIG_BSD=y" >> $config_host_mak
4106 fi
4107
4108 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4109
4110 if test "$zero_malloc" = "yes" ; then
4111   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4112 fi
4113 if test "$qom_cast_debug" = "yes" ; then
4114   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4115 fi
4116 if test "$rbd" = "yes" ; then
4117   echo "CONFIG_RBD=y" >> $config_host_mak
4118 fi
4119
4120 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4121 if test "$coroutine_pool" = "yes" ; then
4122   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4123 else
4124   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4125 fi
4126
4127 if test "$open_by_handle_at" = "yes" ; then
4128   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4129 fi
4130
4131 if test "$linux_magic_h" = "yes" ; then
4132   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4133 fi
4134
4135 if test "$pragma_diagnostic_available" = "yes" ; then
4136   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4137 fi
4138
4139 if test "$valgrind_h" = "yes" ; then
4140   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4141 fi
4142
4143 if test "$has_environ" = "yes" ; then
4144   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4145 fi
4146
4147 if test "$cpuid_h" = "yes" ; then
4148   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4149 fi
4150
4151 if test "$int128" = "yes" ; then
4152   echo "CONFIG_INT128=y" >> $config_host_mak
4153 fi
4154
4155 if test "$getauxval" = "yes" ; then
4156   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4157 fi
4158
4159 if test "$glusterfs" = "yes" ; then
4160   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4161 fi
4162
4163 if test "$glusterfs_discard" = "yes" ; then
4164   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4165 fi
4166
4167 if test "$libssh2" = "yes" ; then
4168   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4169 fi
4170
4171 if test "$virtio_blk_data_plane" = "yes" ; then
4172   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4173 fi
4174
4175 if test "$vhdx" = "yes" ; then
4176   echo "CONFIG_VHDX=y" >> $config_host_mak
4177 fi
4178
4179 # USB host support
4180 if test "$libusb" = "yes"; then
4181   echo "HOST_USB=libusb legacy" >> $config_host_mak
4182 else
4183   echo "HOST_USB=stub" >> $config_host_mak
4184 fi
4185
4186 # TPM passthrough support?
4187 if test "$tpm" = "yes"; then
4188   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4189   if test "$tpm_passthrough" = "yes"; then
4190     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4191   fi
4192 fi
4193
4194 # use default implementation for tracing backend-specific routines
4195 trace_default=yes
4196 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4197 if test "$trace_backend" = "nop"; then
4198   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4199 fi
4200 if test "$trace_backend" = "simple"; then
4201   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4202   trace_default=no
4203   # Set the appropriate trace file.
4204   trace_file="\"$trace_file-\" FMT_pid"
4205 fi
4206 if test "$trace_backend" = "stderr"; then
4207   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4208   trace_default=no
4209 fi
4210 if test "$trace_backend" = "ust"; then
4211   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4212 fi
4213 if test "$trace_backend" = "dtrace"; then
4214   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4215   if test "$trace_backend_stap" = "yes" ; then
4216     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4217   fi
4218 fi
4219 if test "$trace_backend" = "ftrace"; then
4220   if test "$linux" = "yes" ; then
4221     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4222     trace_default=no
4223   else
4224     feature_not_found "ftrace(trace backend)"
4225   fi
4226 fi
4227 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4228 if test "$trace_default" = "yes"; then
4229   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4230 fi
4231
4232 if test "$rdma" = "yes" ; then
4233   echo "CONFIG_RDMA=y" >> $config_host_mak
4234 fi
4235
4236 if test "$tcg_interpreter" = "yes"; then
4237   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4238 elif test "$ARCH" = "sparc64" ; then
4239   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4240 elif test "$ARCH" = "s390x" ; then
4241   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4242 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4243   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4244 else
4245   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4246 fi
4247 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4248
4249 echo "TOOLS=$tools" >> $config_host_mak
4250 echo "ROMS=$roms" >> $config_host_mak
4251 echo "MAKE=$make" >> $config_host_mak
4252 echo "INSTALL=$install" >> $config_host_mak
4253 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4254 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4255 if test -n "$libtool"; then
4256   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4257   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4258 else
4259   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4260   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4261 fi
4262 echo "PYTHON=$python" >> $config_host_mak
4263 echo "CC=$cc" >> $config_host_mak
4264 if $iasl -h > /dev/null 2>&1; then
4265   echo "IASL=$iasl" >> $config_host_mak
4266 fi
4267 echo "CC_I386=$cc_i386" >> $config_host_mak
4268 echo "HOST_CC=$host_cc" >> $config_host_mak
4269 echo "CXX=$cxx" >> $config_host_mak
4270 echo "OBJCC=$objcc" >> $config_host_mak
4271 echo "AR=$ar" >> $config_host_mak
4272 echo "AS=$as" >> $config_host_mak
4273 echo "CPP=$cpp" >> $config_host_mak
4274 echo "OBJCOPY=$objcopy" >> $config_host_mak
4275 echo "LD=$ld" >> $config_host_mak
4276 echo "WINDRES=$windres" >> $config_host_mak
4277 echo "LIBTOOL=$libtool" >> $config_host_mak
4278 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4279 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4280 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4281 if test "$sparse" = "yes" ; then
4282   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4283   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4284   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4285 fi
4286 if test "$cross_prefix" != ""; then
4287   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4288 else
4289   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4290 fi
4291 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4292 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4293 echo "LIBS+=$LIBS" >> $config_host_mak
4294 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4295 echo "EXESUF=$EXESUF" >> $config_host_mak
4296 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4297 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4298 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4299 if test "$gcov" = "yes" ; then
4300   echo "CONFIG_GCOV=y" >> $config_host_mak
4301   echo "GCOV=$gcov_tool" >> $config_host_mak
4302 fi
4303
4304 # use included Linux headers
4305 if test "$linux" = "yes" ; then
4306   mkdir -p linux-headers
4307   case "$cpu" in
4308   i386|x86_64|x32)
4309     linux_arch=x86
4310     ;;
4311   ppcemb|ppc|ppc64)
4312     linux_arch=powerpc
4313     ;;
4314   s390x)
4315     linux_arch=s390
4316     ;;
4317   aarch64)
4318     linux_arch=arm64
4319     ;;
4320   *)
4321     # For most CPUs the kernel architecture name and QEMU CPU name match.
4322     linux_arch="$cpu"
4323     ;;
4324   esac
4325     # For non-KVM architectures we will not have asm headers
4326     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4327       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4328     fi
4329 fi
4330
4331 for target in $target_list; do
4332 target_dir="$target"
4333 config_target_mak=$target_dir/config-target.mak
4334 target_name=`echo $target | cut -d '-' -f 1`
4335 target_bigendian="no"
4336
4337 case "$target_name" in
4338   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4339   target_bigendian=yes
4340   ;;
4341 esac
4342 target_softmmu="no"
4343 target_user_only="no"
4344 target_linux_user="no"
4345 target_bsd_user="no"
4346 case "$target" in
4347   ${target_name}-softmmu)
4348     target_softmmu="yes"
4349     ;;
4350   ${target_name}-linux-user)
4351     if test "$linux" != "yes" ; then
4352       error_exit "Target '$target' is only available on a Linux host"
4353     fi
4354     target_user_only="yes"
4355     target_linux_user="yes"
4356     ;;
4357   ${target_name}-bsd-user)
4358     if test "$bsd" != "yes" ; then
4359       error_exit "Target '$target' is only available on a BSD host"
4360     fi
4361     target_user_only="yes"
4362     target_bsd_user="yes"
4363     ;;
4364   *)
4365     error_exit "Target '$target' not recognised"
4366     exit 1
4367     ;;
4368 esac
4369
4370 mkdir -p $target_dir
4371 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4372
4373 bflt="no"
4374 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4375 gdb_xml_files=""
4376
4377 TARGET_ARCH="$target_name"
4378 TARGET_BASE_ARCH=""
4379 TARGET_ABI_DIR=""
4380
4381 case "$target_name" in
4382   i386)
4383   ;;
4384   x86_64)
4385     TARGET_BASE_ARCH=i386
4386   ;;
4387   alpha)
4388   ;;
4389   arm|armeb)
4390     TARGET_ARCH=arm
4391     bflt="yes"
4392     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4393   ;;
4394   aarch64)
4395     TARGET_BASE_ARCH=arm
4396     bflt="yes"
4397     gdb_xml_files="aarch64-core.xml"
4398   ;;
4399   cris)
4400   ;;
4401   lm32)
4402   ;;
4403   m68k)
4404     bflt="yes"
4405     gdb_xml_files="cf-core.xml cf-fp.xml"
4406   ;;
4407   microblaze|microblazeel)
4408     TARGET_ARCH=microblaze
4409     bflt="yes"
4410   ;;
4411   mips|mipsel)
4412     TARGET_ARCH=mips
4413     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4414   ;;
4415   mipsn32|mipsn32el)
4416     TARGET_ARCH=mips64
4417     TARGET_BASE_ARCH=mips
4418     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4419     echo "TARGET_ABI32=y" >> $config_target_mak
4420   ;;
4421   mips64|mips64el)
4422     TARGET_ARCH=mips64
4423     TARGET_BASE_ARCH=mips
4424     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4425   ;;
4426   moxie)
4427   ;;
4428   or32)
4429     TARGET_ARCH=openrisc
4430     TARGET_BASE_ARCH=openrisc
4431   ;;
4432   ppc)
4433     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4434   ;;
4435   ppcemb)
4436     TARGET_BASE_ARCH=ppc
4437     TARGET_ABI_DIR=ppc
4438     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4439   ;;
4440   ppc64)
4441     TARGET_BASE_ARCH=ppc
4442     TARGET_ABI_DIR=ppc
4443     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4444   ;;
4445   ppc64abi32)
4446     TARGET_ARCH=ppc64
4447     TARGET_BASE_ARCH=ppc
4448     TARGET_ABI_DIR=ppc
4449     echo "TARGET_ABI32=y" >> $config_target_mak
4450     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4451   ;;
4452   sh4|sh4eb)
4453     TARGET_ARCH=sh4
4454     bflt="yes"
4455   ;;
4456   sparc)
4457   ;;
4458   sparc64)
4459     TARGET_BASE_ARCH=sparc
4460   ;;
4461   sparc32plus)
4462     TARGET_ARCH=sparc64
4463     TARGET_BASE_ARCH=sparc
4464     TARGET_ABI_DIR=sparc
4465     echo "TARGET_ABI32=y" >> $config_target_mak
4466   ;;
4467   s390x)
4468   ;;
4469   unicore32)
4470   ;;
4471   xtensa|xtensaeb)
4472     TARGET_ARCH=xtensa
4473   ;;
4474   *)
4475     error_exit "Unsupported target CPU"
4476   ;;
4477 esac
4478 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4479 if [ "$TARGET_BASE_ARCH" = "" ]; then
4480   TARGET_BASE_ARCH=$TARGET_ARCH
4481 fi
4482
4483 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4484
4485 upper() {
4486     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4487 }
4488
4489 target_arch_name="`upper $TARGET_ARCH`"
4490 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4491 echo "TARGET_NAME=$target_name" >> $config_target_mak
4492 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4493 if [ "$TARGET_ABI_DIR" = "" ]; then
4494   TARGET_ABI_DIR=$TARGET_ARCH
4495 fi
4496 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4497 case "$target_name" in
4498   i386|x86_64)
4499     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4500       echo "CONFIG_XEN=y" >> $config_target_mak
4501       if test "$xen_pci_passthrough" = yes; then
4502         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4503       fi
4504     fi
4505     ;;
4506   *)
4507 esac
4508 case "$target_name" in
4509   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4510     # Make sure the target and host cpus are compatible
4511     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4512       \( "$target_name" = "$cpu" -o \
4513       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4514       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4515       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4516       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4517       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4518       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4519       echo "CONFIG_KVM=y" >> $config_target_mak
4520       if test "$vhost_net" = "yes" ; then
4521         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4522       fi
4523     fi
4524 esac
4525 if test "$target_bigendian" = "yes" ; then
4526   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4527 fi
4528 if test "$target_softmmu" = "yes" ; then
4529   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4530 fi
4531 if test "$target_user_only" = "yes" ; then
4532   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4533   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4534 fi
4535 if test "$target_linux_user" = "yes" ; then
4536   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4537 fi
4538 list=""
4539 if test ! -z "$gdb_xml_files" ; then
4540   for x in $gdb_xml_files; do
4541     list="$list $source_path/gdb-xml/$x"
4542   done
4543   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4544 fi
4545
4546 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4547   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4548 fi
4549 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4550   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4551 fi
4552 if test "$target_bsd_user" = "yes" ; then
4553   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4554 fi
4555
4556 # generate QEMU_CFLAGS/LDFLAGS for targets
4557
4558 cflags=""
4559 ldflags=""
4560
4561 for i in $ARCH $TARGET_BASE_ARCH ; do
4562   case "$i" in
4563   alpha)
4564     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4565     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4566   ;;
4567   arm)
4568     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4569     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4570   ;;
4571   cris)
4572     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4573     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4574   ;;
4575   hppa)
4576     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4577     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4578   ;;
4579   i386|x86_64|x32)
4580     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4581     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4582   ;;
4583   ia64*)
4584     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4585     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4586   ;;
4587   lm32)
4588     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4589     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4590   ;;
4591   m68k)
4592     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4593     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4594   ;;
4595   microblaze*)
4596     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4597     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4598   ;;
4599   mips*)
4600     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4601     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4602   ;;
4603   moxie*)
4604     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4605     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4606   ;;
4607   or32)
4608     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4609     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4610   ;;
4611   ppc*)
4612     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4613     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4614   ;;
4615   s390*)
4616     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4617     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4618   ;;
4619   sh4)
4620     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4621     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4622   ;;
4623   sparc*)
4624     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4625     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4626   ;;
4627   xtensa*)
4628     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4629     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4630   ;;
4631   esac
4632 done
4633 if test "$tcg_interpreter" = "yes" ; then
4634   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4635   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4636 fi
4637
4638 case "$ARCH" in
4639 alpha)
4640   # Ensure there's only a single GP
4641   cflags="-msmall-data $cflags"
4642 ;;
4643 esac
4644
4645 if test "$gprof" = "yes" ; then
4646   echo "TARGET_GPROF=yes" >> $config_target_mak
4647   if test "$target_linux_user" = "yes" ; then
4648     cflags="-p $cflags"
4649     ldflags="-p $ldflags"
4650   fi
4651   if test "$target_softmmu" = "yes" ; then
4652     ldflags="-p $ldflags"
4653     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4654   fi
4655 fi
4656
4657 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4658   ldflags="$ldflags $textseg_ldflags"
4659 fi
4660
4661 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4662 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4663
4664 done # for target in $targets
4665
4666 if [ "$pixman" = "internal" ]; then
4667   echo "config-host.h: subdir-pixman" >> $config_host_mak
4668 fi
4669
4670 if test "$rdma" = "yes" ; then
4671 echo "CONFIG_RDMA=y" >> $config_host_mak
4672 fi
4673
4674 if [ "$dtc_internal" = "yes" ]; then
4675   echo "config-host.h: subdir-dtc" >> $config_host_mak
4676 fi
4677
4678 # build tree in object directory in case the source is not in the current directory
4679 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4680 DIRS="$DIRS fsdev"
4681 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4682 DIRS="$DIRS roms/seabios roms/vgabios"
4683 DIRS="$DIRS qapi-generated"
4684 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4685 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4686 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4687 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4688 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4689 FILES="$FILES pc-bios/s390-ccw/Makefile"
4690 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4691 FILES="$FILES pc-bios/qemu-icon.bmp"
4692 for bios_file in \
4693     $source_path/pc-bios/*.bin \
4694     $source_path/pc-bios/*.aml \
4695     $source_path/pc-bios/*.rom \
4696     $source_path/pc-bios/*.dtb \
4697     $source_path/pc-bios/*.img \
4698     $source_path/pc-bios/openbios-* \
4699     $source_path/pc-bios/palcode-*
4700 do
4701     FILES="$FILES pc-bios/`basename $bios_file`"
4702 done
4703 mkdir -p $DIRS
4704 for f in $FILES ; do
4705     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4706         symlink "$source_path/$f" "$f"
4707     fi
4708 done
4709
4710 # temporary config to build submodules
4711 for rom in seabios vgabios ; do
4712     config_mak=roms/$rom/config.mak
4713     echo "# Automatically generated by configure - do not modify" > $config_mak
4714     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4715     echo "AS=$as" >> $config_mak
4716     echo "CC=$cc" >> $config_mak
4717     echo "BCC=bcc" >> $config_mak
4718     echo "CPP=$cpp" >> $config_mak
4719     echo "OBJCOPY=objcopy" >> $config_mak
4720     echo "IASL=$iasl" >> $config_mak
4721     echo "LD=$ld" >> $config_mak
4722 done
4723
4724 if test "$docs" = "yes" ; then
4725   mkdir -p QMP
4726 fi