configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Don't allow CCACHE, if present, to use cached results of compile tests!
  12 export CCACHE_RECACHE=yes
  13
  14 # Temporary directory used for files created while
  15 # configure runs. Since it is in the build directory
  16 # we can safely blow away any previous version of it
  17 # (and we need not jump through hoops to try to delete
  18 # it when configure exits.)
  19 TMPDIR1="config-temp"
  20 rm -rf "${TMPDIR1}"
  21 mkdir -p "${TMPDIR1}"
  22 if [ $? -ne 0 ]; then
  23     echo "ERROR: failed to create temporary directory"
  24     exit 1
  25 fi
  26
  27 TMPB="qemu-conf"
  28 TMPC="${TMPDIR1}/${TMPB}.c"
  29 TMPO="${TMPDIR1}/${TMPB}.o"
  30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  31 TMPE="${TMPDIR1}/${TMPB}.exe"
  32 TMPMO="${TMPDIR1}/${TMPB}.mo"
  33
  34 rm -f config.log
  35
  36 # Print a helpful header at the top of config.log
  37 echo "# QEMU configure log $(date)" >> config.log
  38 printf "# Configured with:" >> config.log
  39 printf " '%s'" "$0" "$@" >> config.log
  40 echo >> config.log
  41 echo "#" >> config.log
  42
  43 print_error() {
  44     (echo
  45     echo "ERROR: $1"
  46     while test -n "$2"; do
  47         echo "       $2"
  48         shift
  49     done
  50     echo) >&2
  51 }
  52
  53 error_exit() {
  54     print_error "$@"
  55     exit 1
  56 }
  57
  58 do_compiler() {
  59     # Run the compiler, capturing its output to the log. First argument
  60     # is compiler binary to execute.
  61     local compiler="$1"
  62     shift
  63     echo $compiler "$@" >> config.log
  64     $compiler "$@" >> config.log 2>&1 || return $?
  65     # Test passed. If this is an --enable-werror build, rerun
  66     # the test with -Werror and bail out if it fails. This
  67     # makes warning-generating-errors in configure test code
  68     # obvious to developers.
  69     if test "$werror" != "yes"; then
  70         return 0
  71     fi
  72     # Don't bother rerunning the compile if we were already using -Werror
  73     case "$*" in
  74         *-Werror*)
  75            return 0
  76         ;;
  77     esac
  78     echo $compiler -Werror "$@" >> config.log
  79     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  80     error_exit "configure test passed without -Werror but failed with -Werror." \
  81         "This is probably a bug in the configure script. The failing command" \
  82         "will be at the bottom of config.log." \
  83         "You can run configure with --disable-werror to bypass this check."
  84 }
  85
  86 do_cc() {
  87     do_compiler "$cc" "$@"
  88 }
  89
  90 do_cxx() {
  91     do_compiler "$cxx" "$@"
  92 }
  93
  94 update_cxxflags() {
  95     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  96     # options which some versions of GCC's C++ compiler complain about
  97     # because they only make sense for C programs.
  98     QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS"
  99
 100     for arg in $QEMU_CFLAGS; do
 101         case $arg in
 102             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
 103             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
 104                 ;;
 105             *)
 106                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 107                 ;;
 108         esac
 109     done
 110 }
 111
 112 compile_object() {
 113   local_cflags="$1"
 114   do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
 115 }
 116
 117 compile_prog() {
 118   local_cflags="$1"
 119   local_ldflags="$2"
 120   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 121 }
 122
 123 # symbolically link $1 to $2.  Portable version of "ln -sf".
 124 symlink() {
 125   rm -rf "$2"
 126   mkdir -p "$(dirname "$2")"
 127   ln -s "$1" "$2"
 128 }
 129
 130 # check whether a command is available to this shell (may be either an
 131 # executable or a builtin)
 132 has() {
 133     type "$1" >/dev/null 2>&1
 134 }
 135
 136 # search for an executable in PATH
 137 path_of() {
 138     local_command="$1"
 139     local_ifs="$IFS"
 140     local_dir=""
 141
 142     # pathname has a dir component?
 143     if [ "${local_command#*/}" != "$local_command" ]; then
 144         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 145             echo "$local_command"
 146             return 0
 147         fi
 148     fi
 149     if [ -z "$local_command" ]; then
 150         return 1
 151     fi
 152
 153     IFS=:
 154     for local_dir in $PATH; do
 155         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 156             echo "$local_dir/$local_command"
 157             IFS="${local_ifs:-$(printf ' \t\n')}"
 158             return 0
 159         fi
 160     done
 161     # not found
 162     IFS="${local_ifs:-$(printf ' \t\n')}"
 163     return 1
 164 }
 165
 166 have_backend () {
 167     echo "$trace_backends" | grep "$1" >/dev/null
 168 }
 169
 170 glob() {
 171     eval test -z '"${1#'"$2"'}"'
 172 }
 173
 174 supported_hax_target() {
 175     test "$hax" = "yes" || return 1
 176     glob "$1" "*-softmmu" || return 1
 177     case "${1%-softmmu}" in
 178         i386|x86_64)
 179             return 0
 180         ;;
 181     esac
 182     return 1
 183 }
 184
 185 supported_kvm_target() {
 186     test "$kvm" = "yes" || return 1
 187     glob "$1" "*-softmmu" || return 1
 188     case "${1%-softmmu}:$cpu" in
 189         arm:arm | aarch64:aarch64 | \
 190         i386:i386 | i386:x86_64 | i386:x32 | \
 191         x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
 192         mips:mips | mipsel:mips | \
 193         ppc:ppc | ppcemb:ppc | ppc64:ppc | \
 194         ppc:ppc64 | ppcemb:ppc64 | ppc64:ppc64 | \
 195         s390x:s390x)
 196             return 0
 197         ;;
 198     esac
 199     return 1
 200 }
 201
 202 supported_xen_target() {
 203     test "$xen" = "yes" || return 1
 204     glob "$1" "*-softmmu" || return 1
 205     # Only i386 and x86_64 provide the xenpv machine.
 206     case "${1%-softmmu}" in
 207         i386|x86_64)
 208             return 0
 209         ;;
 210     esac
 211     return 1
 212 }
 213
 214 supported_target() {
 215     case "$1" in
 216         *-softmmu)
 217             ;;
 218         *-linux-user)
 219             if test "$linux" != "yes"; then
 220                 print_error "Target '$target' is only available on a Linux host"
 221                 return 1
 222             fi
 223             ;;
 224         *-bsd-user)
 225             if test "$bsd" != "yes"; then
 226                 print_error "Target '$target' is only available on a BSD host"
 227                 return 1
 228             fi
 229             ;;
 230         *)
 231             print_error "Invalid target name '$target'"
 232             return 1
 233             ;;
 234     esac
 235     test "$tcg" = "yes" && return 0
 236     supported_kvm_target "$1" && return 0
 237     supported_xen_target "$1" && return 0
 238     supported_hax_target "$1" && return 0
 239     print_error "TCG disabled, but hardware accelerator not available for '$target'"
 240     return 1
 241 }
 242
 243 # default parameters
 244 source_path=$(dirname "$0")
 245 cpu=""
 246 iasl="iasl"
 247 interp_prefix="/usr/gnemul/qemu-%M"
 248 static="no"
 249 cross_prefix=""
 250 audio_drv_list=""
 251 block_drv_rw_whitelist=""
 252 block_drv_ro_whitelist=""
 253 host_cc="cc"
 254 libs_softmmu=""
 255 libs_tools=""
 256 audio_pt_int=""
 257 audio_win_int=""
 258 cc_i386=i386-pc-linux-gnu-gcc
 259 libs_qga=""
 260 debug_info="yes"
 261 stack_protector=""
 262
 263 # Don't accept a target_list environment variable.
 264 unset target_list
 265
 266 # Default value for a variable defining feature "foo".
 267 #  * foo="no"  feature will only be used if --enable-foo arg is given
 268 #  * foo=""    feature will be searched for, and if found, will be used
 269 #              unless --disable-foo is given
 270 #  * foo="yes" this value will only be set by --enable-foo flag.
 271 #              feature will searched for,
 272 #              if not found, configure exits with error
 273 #
 274 # Always add --enable-foo and --disable-foo command line args.
 275 # Distributions want to ensure that several features are compiled in, and it
 276 # is impossible without a --enable-foo that exits if a feature is not found.
 277
 278 bluez=""
 279 brlapi=""
 280 curl=""
 281 curses=""
 282 docs=""
 283 fdt=""
 284 netmap="no"
 285 pixman=""
 286 sdl=""
 287 sdlabi=""
 288 virtfs=""
 289 vnc="yes"
 290 sparse="no"
 291 vde=""
 292 vnc_sasl=""
 293 vnc_jpeg=""
 294 vnc_png=""
 295 xen=""
 296 xen_ctrl_version=""
 297 xen_pv_domain_build="no"
 298 xen_pci_passthrough=""
 299 linux_aio=""
 300 cap_ng=""
 301 attr=""
 302 libattr=""
 303 xfs=""
 304 tcg="yes"
 305
 306 vhost_net="no"
 307 vhost_scsi="no"
 308 vhost_vsock="no"
 309 kvm="no"
 310 hax="no"
 311 rdma=""
 312 gprof="no"
 313 debug_tcg="no"
 314 debug="no"
 315 fortify_source=""
 316 strip_opt="yes"
 317 tcg_interpreter="no"
 318 bigendian="no"
 319 mingw32="no"
 320 gcov="no"
 321 gcov_tool="gcov"
 322 EXESUF=""
 323 DSOSUF=".so"
 324 LDFLAGS_SHARED="-shared"
 325 modules="no"
 326 prefix="/usr/local"
 327 mandir="\${prefix}/share/man"
 328 datadir="\${prefix}/share"
 329 qemu_docdir="\${prefix}/share/doc/qemu"
 330 bindir="\${prefix}/bin"
 331 libdir="\${prefix}/lib"
 332 libexecdir="\${prefix}/libexec"
 333 includedir="\${prefix}/include"
 334 sysconfdir="\${prefix}/etc"
 335 local_statedir="\${prefix}/var"
 336 confsuffix="/qemu"
 337 slirp="yes"
 338 oss_lib=""
 339 bsd="no"
 340 linux="no"
 341 solaris="no"
 342 profiler="no"
 343 cocoa="no"
 344 softmmu="yes"
 345 linux_user="no"
 346 bsd_user="no"
 347 aix="no"
 348 blobs="yes"
 349 pkgversion=""
 350 pie=""
 351 qom_cast_debug="yes"
 352 trace_backends="log"
 353 trace_file="trace"
 354 spice=""
 355 rbd=""
 356 smartcard=""
 357 libusb=""
 358 usb_redir=""
 359 opengl=""
 360 opengl_dmabuf="no"
 361 avx2_opt="no"
 362 zlib="yes"
 363 lzo=""
 364 snappy=""
 365 bzip2=""
 366 guest_agent=""
 367 guest_agent_with_vss="no"
 368 guest_agent_ntddscsi="no"
 369 guest_agent_msi=""
 370 vss_win32_sdk=""
 371 win_sdk="no"
 372 want_tools="yes"
 373 libiscsi=""
 374 libnfs=""
 375 coroutine=""
 376 coroutine_pool=""
 377 debug_stack_usage="no"
 378 seccomp=""
 379 glusterfs=""
 380 glusterfs_xlator_opt="no"
 381 glusterfs_discard="no"
 382 glusterfs_fallocate="no"
 383 glusterfs_zerofill="no"
 384 gtk=""
 385 gtkabi=""
 386 gtk_gl="no"
 387 tls_priority="NORMAL"
 388 gnutls=""
 389 gnutls_rnd=""
 390 nettle=""
 391 nettle_kdf="no"
 392 gcrypt=""
 393 gcrypt_hmac="no"
 394 gcrypt_kdf="no"
 395 vte=""
 396 virglrenderer=""
 397 tpm="yes"
 398 libssh2=""
 399 live_block_migration="yes"
 400 numa=""
 401 tcmalloc="no"
 402 jemalloc="no"
 403 replication="yes"
 404 vxhs=""
 405
 406 supported_cpu="no"
 407 supported_os="no"
 408 bogus_os="no"
 409
 410 # parse CC options first
 411 for opt do
 412   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 413   case "$opt" in
 414   --cross-prefix=*) cross_prefix="$optarg"
 415   ;;
 416   --cc=*) CC="$optarg"
 417   ;;
 418   --cxx=*) CXX="$optarg"
 419   ;;
 420   --source-path=*) source_path="$optarg"
 421   ;;
 422   --cpu=*) cpu="$optarg"
 423   ;;
 424   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
 425                     EXTRA_CFLAGS="$optarg"
 426   ;;
 427   --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
 428                       EXTRA_CXXFLAGS="$optarg"
 429   ;;
 430   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
 431                      EXTRA_LDFLAGS="$optarg"
 432   ;;
 433   --enable-debug-info) debug_info="yes"
 434   ;;
 435   --disable-debug-info) debug_info="no"
 436   ;;
 437   esac
 438 done
 439 # OS specific
 440 # Using uname is really, really broken.  Once we have the right set of checks
 441 # we can eliminate its usage altogether.
 442
 443 # Preferred compiler:
 444 #  ${CC} (if set)
 445 #  ${cross_prefix}gcc (if cross-prefix specified)
 446 #  system compiler
 447 if test -z "${CC}${cross_prefix}"; then
 448   cc="$host_cc"
 449 else
 450   cc="${CC-${cross_prefix}gcc}"
 451 fi
 452
 453 if test -z "${CXX}${cross_prefix}"; then
 454   cxx="c++"
 455 else
 456   cxx="${CXX-${cross_prefix}g++}"
 457 fi
 458
 459 ar="${AR-${cross_prefix}ar}"
 460 as="${AS-${cross_prefix}as}"
 461 ccas="${CCAS-$cc}"
 462 cpp="${CPP-$cc -E}"
 463 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 464 ld="${LD-${cross_prefix}ld}"
 465 nm="${NM-${cross_prefix}nm}"
 466 strip="${STRIP-${cross_prefix}strip}"
 467 windres="${WINDRES-${cross_prefix}windres}"
 468 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 469 query_pkg_config() {
 470     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 471 }
 472 pkg_config=query_pkg_config
 473 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 474 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 475
 476 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 477 ARFLAGS="${ARFLAGS-rv}"
 478
 479 # default flags for all hosts
 480 # We use -fwrapv to tell the compiler that we require a C dialect where
 481 # left shift of signed integers is well defined and has the expected
 482 # 2s-complement style results. (Both clang and gcc agree that it
 483 # provides these semantics.)
 484 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
 485 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 486 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 487 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 488 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/accel/tcg -I\$(SRC_PATH)/include"
 489 if test "$debug_info" = "yes"; then
 490     CFLAGS="-g $CFLAGS"
 491     LDFLAGS="-g $LDFLAGS"
 492 fi
 493
 494 # make source path absolute
 495 source_path=$(cd "$source_path"; pwd)
 496
 497 # running configure in the source tree?
 498 # we know that's the case if configure is there.
 499 if test -f "./configure"; then
 500     pwd_is_source_path="y"
 501 else
 502     pwd_is_source_path="n"
 503 fi
 504
 505 check_define() {
 506 cat > $TMPC <<EOF
 507 #if !defined($1)
 508 #error $1 not defined
 509 #endif
 510 int main(void) { return 0; }
 511 EOF
 512   compile_object
 513 }
 514
 515 check_include() {
 516 cat > $TMPC <<EOF
 517 #include <$1>
 518 int main(void) { return 0; }
 519 EOF
 520   compile_object
 521 }
 522
 523 write_c_skeleton() {
 524     cat > $TMPC <<EOF
 525 int main(void) { return 0; }
 526 EOF
 527 }
 528
 529 if check_define __linux__ ; then
 530   targetos="Linux"
 531 elif check_define _WIN32 ; then
 532   targetos='MINGW32'
 533 elif check_define __OpenBSD__ ; then
 534   targetos='OpenBSD'
 535 elif check_define __sun__ ; then
 536   targetos='SunOS'
 537 elif check_define __HAIKU__ ; then
 538   targetos='Haiku'
 539 else
 540   targetos=$(uname -s)
 541 fi
 542
 543 # Some host OSes need non-standard checks for which CPU to use.
 544 # Note that these checks are broken for cross-compilation: if you're
 545 # cross-compiling to one of these OSes then you'll need to specify
 546 # the correct CPU with the --cpu option.
 547 case $targetos in
 548 Darwin)
 549   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 550   # run 64-bit userspace code.
 551   # If the user didn't specify a CPU explicitly and the kernel says this is
 552   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 553   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 554     cpu="x86_64"
 555   fi
 556   ;;
 557 SunOS)
 558   # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
 559   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 560     cpu="x86_64"
 561   fi
 562 esac
 563
 564 if test ! -z "$cpu" ; then
 565   # command line argument
 566   :
 567 elif check_define __i386__ ; then
 568   cpu="i386"
 569 elif check_define __x86_64__ ; then
 570   if check_define __ILP32__ ; then
 571     cpu="x32"
 572   else
 573     cpu="x86_64"
 574   fi
 575 elif check_define __sparc__ ; then
 576   if check_define __arch64__ ; then
 577     cpu="sparc64"
 578   else
 579     cpu="sparc"
 580   fi
 581 elif check_define _ARCH_PPC ; then
 582   if check_define _ARCH_PPC64 ; then
 583     cpu="ppc64"
 584   else
 585     cpu="ppc"
 586   fi
 587 elif check_define __mips__ ; then
 588   cpu="mips"
 589 elif check_define __ia64__ ; then
 590   cpu="ia64"
 591 elif check_define __s390__ ; then
 592   if check_define __s390x__ ; then
 593     cpu="s390x"
 594   else
 595     cpu="s390"
 596   fi
 597 elif check_define __arm__ ; then
 598   cpu="arm"
 599 elif check_define __aarch64__ ; then
 600   cpu="aarch64"
 601 else
 602   cpu=$(uname -m)
 603 fi
 604
 605 ARCH=
 606 # Normalise host CPU name and set ARCH.
 607 # Note that this case should only have supported host CPUs, not guests.
 608 case "$cpu" in
 609   ppc|ppc64|s390|s390x|sparc64|x32)
 610     cpu="$cpu"
 611     supported_cpu="yes"
 612   ;;
 613   ia64)
 614     cpu="$cpu"
 615   ;;
 616   i386|i486|i586|i686|i86pc|BePC)
 617     cpu="i386"
 618     supported_cpu="yes"
 619   ;;
 620   x86_64|amd64)
 621     cpu="x86_64"
 622     supported_cpu="yes"
 623   ;;
 624   armv*b|armv*l|arm)
 625     cpu="arm"
 626     supported_cpu="yes"
 627   ;;
 628   aarch64)
 629     cpu="aarch64"
 630     supported_cpu="yes"
 631   ;;
 632   mips*)
 633     cpu="mips"
 634     supported_cpu="yes"
 635   ;;
 636   sparc|sun4[cdmuv])
 637     cpu="sparc"
 638     supported_cpu="yes"
 639   ;;
 640   *)
 641     # This will result in either an error or falling back to TCI later
 642     ARCH=unknown
 643   ;;
 644 esac
 645 if test -z "$ARCH"; then
 646   ARCH="$cpu"
 647 fi
 648
 649 # OS specific
 650
 651 # host *BSD for user mode
 652 HOST_VARIANT_DIR=""
 653
 654 case $targetos in
 655 MINGW32*)
 656   mingw32="yes"
 657   hax="yes"
 658   audio_possible_drivers="dsound sdl"
 659   if check_include dsound.h; then
 660     audio_drv_list="dsound"
 661   else
 662     audio_drv_list=""
 663   fi
 664   supported_os="yes"
 665 ;;
 666 GNU/kFreeBSD)
 667   bsd="yes"
 668   audio_drv_list="oss"
 669   audio_possible_drivers="oss sdl pa"
 670 ;;
 671 FreeBSD)
 672   bsd="yes"
 673   make="${MAKE-gmake}"
 674   audio_drv_list="oss"
 675   audio_possible_drivers="oss sdl pa"
 676   # needed for kinfo_getvmmap(3) in libutil.h
 677   LIBS="-lutil $LIBS"
 678   # needed for kinfo_getproc
 679   libs_qga="-lutil $libs_qga"
 680   netmap=""  # enable netmap autodetect
 681   HOST_VARIANT_DIR="freebsd"
 682   supported_os="yes"
 683 ;;
 684 DragonFly)
 685   bsd="yes"
 686   make="${MAKE-gmake}"
 687   audio_drv_list="oss"
 688   audio_possible_drivers="oss sdl pa"
 689   HOST_VARIANT_DIR="dragonfly"
 690 ;;
 691 NetBSD)
 692   bsd="yes"
 693   make="${MAKE-gmake}"
 694   audio_drv_list="oss"
 695   audio_possible_drivers="oss sdl"
 696   oss_lib="-lossaudio"
 697   HOST_VARIANT_DIR="netbsd"
 698   supported_os="yes"
 699 ;;
 700 OpenBSD)
 701   bsd="yes"
 702   make="${MAKE-gmake}"
 703   audio_drv_list="sdl"
 704   audio_possible_drivers="sdl"
 705   HOST_VARIANT_DIR="openbsd"
 706 ;;
 707 Darwin)
 708   bsd="yes"
 709   darwin="yes"
 710   hax="yes"
 711   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 712   if [ "$cpu" = "x86_64" ] ; then
 713     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 714     LDFLAGS="-arch x86_64 $LDFLAGS"
 715   fi
 716   cocoa="yes"
 717   audio_drv_list="coreaudio"
 718   audio_possible_drivers="coreaudio sdl"
 719   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 720   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 721   # Disable attempts to use ObjectiveC features in os/object.h since they
 722   # won't work when we're compiling with gcc as a C compiler.
 723   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 724   HOST_VARIANT_DIR="darwin"
 725   supported_os="yes"
 726 ;;
 727 SunOS)
 728   solaris="yes"
 729   make="${MAKE-gmake}"
 730   install="${INSTALL-ginstall}"
 731   ld="gld"
 732   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 733   needs_libsunmath="no"
 734   solarisrev=$(uname -r | cut -f2 -d.)
 735   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 736     if test "$solarisrev" -le 9 ; then
 737       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 738         needs_libsunmath="yes"
 739         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 740         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 741         LIBS="-lsunmath $LIBS"
 742       else
 743         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 744             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 745             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 746             "Studio 11 can be downloaded from www.sun.com."
 747       fi
 748     fi
 749   fi
 750   if test -f /usr/include/sys/soundcard.h ; then
 751     audio_drv_list="oss"
 752   fi
 753   audio_possible_drivers="oss sdl"
 754 # needed for CMSG_ macros in sys/socket.h
 755   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 756 # needed for TIOCWIN* defines in termios.h
 757   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 758   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 759   solarisnetlibs="-lsocket -lnsl -lresolv"
 760   LIBS="$solarisnetlibs $LIBS"
 761   libs_qga="$solarisnetlibs $libs_qga"
 762 ;;
 763 AIX)
 764   aix="yes"
 765   make="${MAKE-gmake}"
 766 ;;
 767 Haiku)
 768   haiku="yes"
 769   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 770   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 771 ;;
 772 Linux)
 773   audio_drv_list="oss"
 774   audio_possible_drivers="oss alsa sdl pa"
 775   linux="yes"
 776   linux_user="yes"
 777   kvm="yes"
 778   vhost_net="yes"
 779   vhost_scsi="yes"
 780   vhost_vsock="yes"
 781   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 782   supported_os="yes"
 783 ;;
 784 *)
 785   # This is a fatal error, but don't report it yet, because we
 786   # might be going to just print the --help text, or it might
 787   # be the result of a missing compiler.
 788   bogus_os="yes"
 789 ;;
 790 esac
 791
 792 if [ "$bsd" = "yes" ] ; then
 793   if [ "$darwin" != "yes" ] ; then
 794     bsd_user="yes"
 795   fi
 796 fi
 797
 798 : ${make=${MAKE-make}}
 799 : ${install=${INSTALL-install}}
 800 : ${python=${PYTHON-python}}
 801 : ${smbd=${SMBD-/usr/sbin/smbd}}
 802
 803 # Default objcc to clang if available, otherwise use CC
 804 if has clang; then
 805   objcc=clang
 806 else
 807   objcc="$cc"
 808 fi
 809
 810 if test "$mingw32" = "yes" ; then
 811   EXESUF=".exe"
 812   DSOSUF=".dll"
 813   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 814   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 815   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 816   # MinGW needs -mthreads for TLS and macro _MT.
 817   QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
 818   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 819   write_c_skeleton;
 820   if compile_prog "" "-liberty" ; then
 821     LIBS="-liberty $LIBS"
 822   fi
 823   prefix="c:/Program Files/QEMU"
 824   mandir="\${prefix}"
 825   datadir="\${prefix}"
 826   qemu_docdir="\${prefix}"
 827   bindir="\${prefix}"
 828   sysconfdir="\${prefix}"
 829   local_statedir=
 830   confsuffix=""
 831   libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -liphlpapi -lnetapi32 $libs_qga"
 832 fi
 833
 834 werror=""
 835
 836 for opt do
 837   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 838   case "$opt" in
 839   --help|-h) show_help=yes
 840   ;;
 841   --version|-V) exec cat $source_path/VERSION
 842   ;;
 843   --prefix=*) prefix="$optarg"
 844   ;;
 845   --interp-prefix=*) interp_prefix="$optarg"
 846   ;;
 847   --source-path=*)
 848   ;;
 849   --cross-prefix=*)
 850   ;;
 851   --cc=*)
 852   ;;
 853   --host-cc=*) host_cc="$optarg"
 854   ;;
 855   --cxx=*)
 856   ;;
 857   --iasl=*) iasl="$optarg"
 858   ;;
 859   --objcc=*) objcc="$optarg"
 860   ;;
 861   --make=*) make="$optarg"
 862   ;;
 863   --install=*) install="$optarg"
 864   ;;
 865   --python=*) python="$optarg"
 866   ;;
 867   --gcov=*) gcov_tool="$optarg"
 868   ;;
 869   --smbd=*) smbd="$optarg"
 870   ;;
 871   --extra-cflags=*)
 872   ;;
 873   --extra-cxxflags=*)
 874   ;;
 875   --extra-ldflags=*)
 876   ;;
 877   --enable-debug-info)
 878   ;;
 879   --disable-debug-info)
 880   ;;
 881   --enable-modules)
 882       modules="yes"
 883   ;;
 884   --disable-modules)
 885       modules="no"
 886   ;;
 887   --cpu=*)
 888   ;;
 889   --target-list=*) target_list="$optarg"
 890   ;;
 891   --enable-trace-backends=*) trace_backends="$optarg"
 892   ;;
 893   # XXX: backwards compatibility
 894   --enable-trace-backend=*) trace_backends="$optarg"
 895   ;;
 896   --with-trace-file=*) trace_file="$optarg"
 897   ;;
 898   --enable-gprof) gprof="yes"
 899   ;;
 900   --enable-gcov) gcov="yes"
 901   ;;
 902   --static)
 903     static="yes"
 904     LDFLAGS="-static $LDFLAGS"
 905     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 906   ;;
 907   --mandir=*) mandir="$optarg"
 908   ;;
 909   --bindir=*) bindir="$optarg"
 910   ;;
 911   --libdir=*) libdir="$optarg"
 912   ;;
 913   --libexecdir=*) libexecdir="$optarg"
 914   ;;
 915   --includedir=*) includedir="$optarg"
 916   ;;
 917   --datadir=*) datadir="$optarg"
 918   ;;
 919   --with-confsuffix=*) confsuffix="$optarg"
 920   ;;
 921   --docdir=*) qemu_docdir="$optarg"
 922   ;;
 923   --sysconfdir=*) sysconfdir="$optarg"
 924   ;;
 925   --localstatedir=*) local_statedir="$optarg"
 926   ;;
 927   --sbindir=*|--sharedstatedir=*|\
 928   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 929   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 930     # These switches are silently ignored, for compatibility with
 931     # autoconf-generated configure scripts. This allows QEMU's
 932     # configure to be used by RPM and similar macros that set
 933     # lots of directory switches by default.
 934   ;;
 935   --with-system-pixman) pixman="system"
 936   ;;
 937   --without-system-pixman) pixman="internal"
 938   ;;
 939   --without-pixman) pixman="none"
 940   ;;
 941   --disable-sdl) sdl="no"
 942   ;;
 943   --enable-sdl) sdl="yes"
 944   ;;
 945   --with-sdlabi=*) sdlabi="$optarg"
 946   ;;
 947   --disable-qom-cast-debug) qom_cast_debug="no"
 948   ;;
 949   --enable-qom-cast-debug) qom_cast_debug="yes"
 950   ;;
 951   --disable-virtfs) virtfs="no"
 952   ;;
 953   --enable-virtfs) virtfs="yes"
 954   ;;
 955   --disable-vnc) vnc="no"
 956   ;;
 957   --enable-vnc) vnc="yes"
 958   ;;
 959   --oss-lib=*) oss_lib="$optarg"
 960   ;;
 961   --audio-drv-list=*) audio_drv_list="$optarg"
 962   ;;
 963   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 964   ;;
 965   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 966   ;;
 967   --enable-debug-tcg) debug_tcg="yes"
 968   ;;
 969   --disable-debug-tcg) debug_tcg="no"
 970   ;;
 971   --enable-debug)
 972       # Enable debugging options that aren't excessively noisy
 973       debug_tcg="yes"
 974       debug="yes"
 975       strip_opt="no"
 976       fortify_source="no"
 977   ;;
 978   --enable-sparse) sparse="yes"
 979   ;;
 980   --disable-sparse) sparse="no"
 981   ;;
 982   --disable-strip) strip_opt="no"
 983   ;;
 984   --disable-vnc-sasl) vnc_sasl="no"
 985   ;;
 986   --enable-vnc-sasl) vnc_sasl="yes"
 987   ;;
 988   --disable-vnc-jpeg) vnc_jpeg="no"
 989   ;;
 990   --enable-vnc-jpeg) vnc_jpeg="yes"
 991   ;;
 992   --disable-vnc-png) vnc_png="no"
 993   ;;
 994   --enable-vnc-png) vnc_png="yes"
 995   ;;
 996   --disable-slirp) slirp="no"
 997   ;;
 998   --disable-vde) vde="no"
 999   ;;
1000   --enable-vde) vde="yes"
1001   ;;
1002   --disable-netmap) netmap="no"
1003   ;;
1004   --enable-netmap) netmap="yes"
1005   ;;
1006   --disable-xen) xen="no"
1007   ;;
1008   --enable-xen) xen="yes"
1009   ;;
1010   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1011   ;;
1012   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1013   ;;
1014   --disable-xen-pv-domain-build) xen_pv_domain_build="no"
1015   ;;
1016   --enable-xen-pv-domain-build) xen_pv_domain_build="yes"
1017   ;;
1018   --disable-brlapi) brlapi="no"
1019   ;;
1020   --enable-brlapi) brlapi="yes"
1021   ;;
1022   --disable-bluez) bluez="no"
1023   ;;
1024   --enable-bluez) bluez="yes"
1025   ;;
1026   --disable-kvm) kvm="no"
1027   ;;
1028   --enable-kvm) kvm="yes"
1029   ;;
1030   --disable-hax) hax="no"
1031   ;;
1032   --enable-hax) hax="yes"
1033   ;;
1034   --disable-tcg-interpreter) tcg_interpreter="no"
1035   ;;
1036   --enable-tcg-interpreter) tcg_interpreter="yes"
1037   ;;
1038   --disable-cap-ng)  cap_ng="no"
1039   ;;
1040   --enable-cap-ng) cap_ng="yes"
1041   ;;
1042   --disable-tcg) tcg="no"
1043   ;;
1044   --enable-tcg) tcg="yes"
1045   ;;
1046   --disable-spice) spice="no"
1047   ;;
1048   --enable-spice) spice="yes"
1049   ;;
1050   --disable-libiscsi) libiscsi="no"
1051   ;;
1052   --enable-libiscsi) libiscsi="yes"
1053   ;;
1054   --disable-libnfs) libnfs="no"
1055   ;;
1056   --enable-libnfs) libnfs="yes"
1057   ;;
1058   --enable-profiler) profiler="yes"
1059   ;;
1060   --disable-cocoa) cocoa="no"
1061   ;;
1062   --enable-cocoa)
1063       cocoa="yes" ;
1064       audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1065   ;;
1066   --disable-system) softmmu="no"
1067   ;;
1068   --enable-system) softmmu="yes"
1069   ;;
1070   --disable-user)
1071       linux_user="no" ;
1072       bsd_user="no" ;
1073   ;;
1074   --enable-user) ;;
1075   --disable-linux-user) linux_user="no"
1076   ;;
1077   --enable-linux-user) linux_user="yes"
1078   ;;
1079   --disable-bsd-user) bsd_user="no"
1080   ;;
1081   --enable-bsd-user) bsd_user="yes"
1082   ;;
1083   --enable-pie) pie="yes"
1084   ;;
1085   --disable-pie) pie="no"
1086   ;;
1087   --enable-werror) werror="yes"
1088   ;;
1089   --disable-werror) werror="no"
1090   ;;
1091   --enable-stack-protector) stack_protector="yes"
1092   ;;
1093   --disable-stack-protector) stack_protector="no"
1094   ;;
1095   --disable-curses) curses="no"
1096   ;;
1097   --enable-curses) curses="yes"
1098   ;;
1099   --disable-curl) curl="no"
1100   ;;
1101   --enable-curl) curl="yes"
1102   ;;
1103   --disable-fdt) fdt="no"
1104   ;;
1105   --enable-fdt) fdt="yes"
1106   ;;
1107   --disable-linux-aio) linux_aio="no"
1108   ;;
1109   --enable-linux-aio) linux_aio="yes"
1110   ;;
1111   --disable-attr) attr="no"
1112   ;;
1113   --enable-attr) attr="yes"
1114   ;;
1115   --disable-blobs) blobs="no"
1116   ;;
1117   --with-pkgversion=*) pkgversion=" ($optarg)"
1118   ;;
1119   --with-coroutine=*) coroutine="$optarg"
1120   ;;
1121   --disable-coroutine-pool) coroutine_pool="no"
1122   ;;
1123   --enable-coroutine-pool) coroutine_pool="yes"
1124   ;;
1125   --enable-debug-stack-usage) debug_stack_usage="yes"
1126   ;;
1127   --disable-docs) docs="no"
1128   ;;
1129   --enable-docs) docs="yes"
1130   ;;
1131   --disable-vhost-net) vhost_net="no"
1132   ;;
1133   --enable-vhost-net) vhost_net="yes"
1134   ;;
1135   --disable-vhost-scsi) vhost_scsi="no"
1136   ;;
1137   --enable-vhost-scsi) vhost_scsi="yes"
1138   ;;
1139   --disable-vhost-vsock) vhost_vsock="no"
1140   ;;
1141   --enable-vhost-vsock) vhost_vsock="yes"
1142   ;;
1143   --disable-opengl) opengl="no"
1144   ;;
1145   --enable-opengl) opengl="yes"
1146   ;;
1147   --disable-rbd) rbd="no"
1148   ;;
1149   --enable-rbd) rbd="yes"
1150   ;;
1151   --disable-xfsctl) xfs="no"
1152   ;;
1153   --enable-xfsctl) xfs="yes"
1154   ;;
1155   --disable-smartcard) smartcard="no"
1156   ;;
1157   --enable-smartcard) smartcard="yes"
1158   ;;
1159   --disable-libusb) libusb="no"
1160   ;;
1161   --enable-libusb) libusb="yes"
1162   ;;
1163   --disable-usb-redir) usb_redir="no"
1164   ;;
1165   --enable-usb-redir) usb_redir="yes"
1166   ;;
1167   --disable-zlib-test) zlib="no"
1168   ;;
1169   --disable-lzo) lzo="no"
1170   ;;
1171   --enable-lzo) lzo="yes"
1172   ;;
1173   --disable-snappy) snappy="no"
1174   ;;
1175   --enable-snappy) snappy="yes"
1176   ;;
1177   --disable-bzip2) bzip2="no"
1178   ;;
1179   --enable-bzip2) bzip2="yes"
1180   ;;
1181   --enable-guest-agent) guest_agent="yes"
1182   ;;
1183   --disable-guest-agent) guest_agent="no"
1184   ;;
1185   --enable-guest-agent-msi) guest_agent_msi="yes"
1186   ;;
1187   --disable-guest-agent-msi) guest_agent_msi="no"
1188   ;;
1189   --with-vss-sdk) vss_win32_sdk=""
1190   ;;
1191   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1192   ;;
1193   --without-vss-sdk) vss_win32_sdk="no"
1194   ;;
1195   --with-win-sdk) win_sdk=""
1196   ;;
1197   --with-win-sdk=*) win_sdk="$optarg"
1198   ;;
1199   --without-win-sdk) win_sdk="no"
1200   ;;
1201   --enable-tools) want_tools="yes"
1202   ;;
1203   --disable-tools) want_tools="no"
1204   ;;
1205   --enable-seccomp) seccomp="yes"
1206   ;;
1207   --disable-seccomp) seccomp="no"
1208   ;;
1209   --disable-glusterfs) glusterfs="no"
1210   ;;
1211   --enable-glusterfs) glusterfs="yes"
1212   ;;
1213   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1214       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1215   ;;
1216   --enable-vhdx|--disable-vhdx)
1217       echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1218   ;;
1219   --enable-uuid|--disable-uuid)
1220       echo "$0: $opt is obsolete, UUID support is always built" >&2
1221   ;;
1222   --disable-gtk) gtk="no"
1223   ;;
1224   --enable-gtk) gtk="yes"
1225   ;;
1226   --tls-priority=*) tls_priority="$optarg"
1227   ;;
1228   --disable-gnutls) gnutls="no"
1229   ;;
1230   --enable-gnutls) gnutls="yes"
1231   ;;
1232   --disable-nettle) nettle="no"
1233   ;;
1234   --enable-nettle) nettle="yes"
1235   ;;
1236   --disable-gcrypt) gcrypt="no"
1237   ;;
1238   --enable-gcrypt) gcrypt="yes"
1239   ;;
1240   --enable-rdma) rdma="yes"
1241   ;;
1242   --disable-rdma) rdma="no"
1243   ;;
1244   --with-gtkabi=*) gtkabi="$optarg"
1245   ;;
1246   --disable-vte) vte="no"
1247   ;;
1248   --enable-vte) vte="yes"
1249   ;;
1250   --disable-virglrenderer) virglrenderer="no"
1251   ;;
1252   --enable-virglrenderer) virglrenderer="yes"
1253   ;;
1254   --disable-tpm) tpm="no"
1255   ;;
1256   --enable-tpm) tpm="yes"
1257   ;;
1258   --disable-libssh2) libssh2="no"
1259   ;;
1260   --enable-libssh2) libssh2="yes"
1261   ;;
1262   --disable-live-block-migration) live_block_migration="no"
1263   ;;
1264   --enable-live-block-migration) live_block_migration="yes"
1265   ;;
1266   --disable-numa) numa="no"
1267   ;;
1268   --enable-numa) numa="yes"
1269   ;;
1270   --disable-tcmalloc) tcmalloc="no"
1271   ;;
1272   --enable-tcmalloc) tcmalloc="yes"
1273   ;;
1274   --disable-jemalloc) jemalloc="no"
1275   ;;
1276   --enable-jemalloc) jemalloc="yes"
1277   ;;
1278   --disable-replication) replication="no"
1279   ;;
1280   --enable-replication) replication="yes"
1281   ;;
1282   --disable-vxhs) vxhs="no"
1283   ;;
1284   --enable-vxhs) vxhs="yes"
1285   ;;
1286   *)
1287       echo "ERROR: unknown option $opt"
1288       echo "Try '$0 --help' for more information"
1289       exit 1
1290   ;;
1291   esac
1292 done
1293
1294 case "$cpu" in
1295     ppc)
1296            CPU_CFLAGS="-m32"
1297            LDFLAGS="-m32 $LDFLAGS"
1298            ;;
1299     ppc64)
1300            CPU_CFLAGS="-m64"
1301            LDFLAGS="-m64 $LDFLAGS"
1302            ;;
1303     sparc)
1304            CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1305            LDFLAGS="-m32 -mv8plus $LDFLAGS"
1306            ;;
1307     sparc64)
1308            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1309            LDFLAGS="-m64 $LDFLAGS"
1310            ;;
1311     s390)
1312            CPU_CFLAGS="-m31"
1313            LDFLAGS="-m31 $LDFLAGS"
1314            ;;
1315     s390x)
1316            CPU_CFLAGS="-m64"
1317            LDFLAGS="-m64 $LDFLAGS"
1318            ;;
1319     i386)
1320            CPU_CFLAGS="-m32"
1321            LDFLAGS="-m32 $LDFLAGS"
1322            cc_i386='$(CC) -m32'
1323            ;;
1324     x86_64)
1325            # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1326            # If we truly care, we should simply detect this case at
1327            # runtime and generate the fallback to serial emulation.
1328            CPU_CFLAGS="-m64 -mcx16"
1329            LDFLAGS="-m64 $LDFLAGS"
1330            cc_i386='$(CC) -m32'
1331            ;;
1332     x32)
1333            CPU_CFLAGS="-mx32"
1334            LDFLAGS="-mx32 $LDFLAGS"
1335            cc_i386='$(CC) -m32'
1336            ;;
1337     # No special flags required for other host CPUs
1338 esac
1339
1340 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1341 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1342
1343 # For user-mode emulation the host arch has to be one we explicitly
1344 # support, even if we're using TCI.
1345 if [ "$ARCH" = "unknown" ]; then
1346   bsd_user="no"
1347   linux_user="no"
1348 fi
1349
1350 default_target_list=""
1351
1352 mak_wilds=""
1353
1354 if [ "$softmmu" = "yes" ]; then
1355     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1356 fi
1357 if [ "$linux_user" = "yes" ]; then
1358     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1359 fi
1360 if [ "$bsd_user" = "yes" ]; then
1361     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1362 fi
1363
1364 for config in $mak_wilds; do
1365     default_target_list="${default_target_list} $(basename "$config" .mak)"
1366 done
1367
1368 # Enumerate public trace backends for --help output
1369 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1370
1371 if test x"$show_help" = x"yes" ; then
1372 cat << EOF
1373
1374 Usage: configure [options]
1375 Options: [defaults in brackets after descriptions]
1376
1377 Standard options:
1378   --help                   print this message
1379   --prefix=PREFIX          install in PREFIX [$prefix]
1380   --interp-prefix=PREFIX   where to find shared libraries, etc.
1381                            use %M for cpu name [$interp_prefix]
1382   --target-list=LIST       set target list (default: build everything)
1383 $(echo Available targets: $default_target_list | \
1384   fold -s -w 53 | sed -e 's/^/                           /')
1385
1386 Advanced options (experts only):
1387   --source-path=PATH       path of source code [$source_path]
1388   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1389   --cc=CC                  use C compiler CC [$cc]
1390   --iasl=IASL              use ACPI compiler IASL [$iasl]
1391   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1392                            build time
1393   --cxx=CXX                use C++ compiler CXX [$cxx]
1394   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1395   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1396   --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1397   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1398   --make=MAKE              use specified make [$make]
1399   --install=INSTALL        use specified install [$install]
1400   --python=PYTHON          use specified python [$python]
1401   --smbd=SMBD              use specified smbd [$smbd]
1402   --static                 enable static build [$static]
1403   --mandir=PATH            install man pages in PATH
1404   --datadir=PATH           install firmware in PATH$confsuffix
1405   --docdir=PATH            install documentation in PATH$confsuffix
1406   --bindir=PATH            install binaries in PATH
1407   --libdir=PATH            install libraries in PATH
1408   --sysconfdir=PATH        install config in PATH$confsuffix
1409   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1410   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1411   --enable-debug           enable common debug build options
1412   --disable-strip          disable stripping binaries
1413   --disable-werror         disable compilation abort on warning
1414   --disable-stack-protector disable compiler-provided stack protection
1415   --audio-drv-list=LIST    set audio drivers list:
1416                            Available drivers: $audio_possible_drivers
1417   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1418   --block-drv-rw-whitelist=L
1419                            set block driver read-write whitelist
1420                            (affects only QEMU, not qemu-img)
1421   --block-drv-ro-whitelist=L
1422                            set block driver read-only whitelist
1423                            (affects only QEMU, not qemu-img)
1424   --enable-trace-backends=B Set trace backend
1425                            Available backends: $trace_backend_list
1426   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1427                            Default:trace-<pid>
1428   --disable-slirp          disable SLIRP userspace network connectivity
1429   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1430   --oss-lib                path to OSS library
1431   --cpu=CPU                Build for host CPU [$cpu]
1432   --with-coroutine=BACKEND coroutine backend. Supported options:
1433                            ucontext, sigaltstack, windows
1434   --enable-gcov            enable test coverage analysis with gcov
1435   --gcov=GCOV              use specified gcov [$gcov_tool]
1436   --disable-blobs          disable installing provided firmware blobs
1437   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1438   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1439   --tls-priority           default TLS protocol/cipher priority string
1440   --enable-gprof           QEMU profiling with gprof
1441   --enable-profiler        profiler support
1442   --enable-xen-pv-domain-build
1443                            xen pv domain builder
1444   --enable-debug-stack-usage
1445                            track the maximum stack usage of stacks created by qemu_alloc_stack
1446
1447 Optional features, enabled with --enable-FEATURE and
1448 disabled with --disable-FEATURE, default is enabled if available:
1449
1450   system          all system emulation targets
1451   user            supported user emulation targets
1452   linux-user      all linux usermode emulation targets
1453   bsd-user        all BSD usermode emulation targets
1454   docs            build documentation
1455   guest-agent     build the QEMU Guest Agent
1456   guest-agent-msi build guest agent Windows MSI installation package
1457   pie             Position Independent Executables
1458   modules         modules support
1459   debug-tcg       TCG debugging (default is disabled)
1460   debug-info      debugging information
1461   sparse          sparse checker
1462
1463   gnutls          GNUTLS cryptography support
1464   nettle          nettle cryptography support
1465   gcrypt          libgcrypt cryptography support
1466   sdl             SDL UI
1467   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1468   gtk             gtk UI
1469   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1470   vte             vte support for the gtk UI
1471   curses          curses UI
1472   vnc             VNC UI support
1473   vnc-sasl        SASL encryption for VNC server
1474   vnc-jpeg        JPEG lossy compression for VNC server
1475   vnc-png         PNG compression for VNC server
1476   cocoa           Cocoa UI (Mac OS X only)
1477   virtfs          VirtFS
1478   xen             xen backend driver support
1479   xen-pci-passthrough
1480   brlapi          BrlAPI (Braile)
1481   curl            curl connectivity
1482   fdt             fdt device tree
1483   bluez           bluez stack connectivity
1484   kvm             KVM acceleration support
1485   hax             HAX acceleration support
1486   rdma            RDMA-based migration support
1487   vde             support for vde network
1488   netmap          support for netmap network
1489   linux-aio       Linux AIO support
1490   cap-ng          libcap-ng support
1491   attr            attr and xattr support
1492   vhost-net       vhost-net acceleration support
1493   spice           spice
1494   rbd             rados block device (rbd)
1495   libiscsi        iscsi support
1496   libnfs          nfs support
1497   smartcard       smartcard support (libcacard)
1498   libusb          libusb (for usb passthrough)
1499   live-block-migration   Block migration in the main migration stream
1500   usb-redir       usb network redirection support
1501   lzo             support of lzo compression library
1502   snappy          support of snappy compression library
1503   bzip2           support of bzip2 compression library
1504                   (for reading bzip2-compressed dmg images)
1505   seccomp         seccomp support
1506   coroutine-pool  coroutine freelist (better performance)
1507   glusterfs       GlusterFS backend
1508   tpm             TPM support
1509   libssh2         ssh block device support
1510   numa            libnuma support
1511   tcmalloc        tcmalloc support
1512   jemalloc        jemalloc support
1513   replication     replication support
1514   vhost-vsock     virtio sockets device support
1515   opengl          opengl support
1516   virglrenderer   virgl rendering support
1517   xfsctl          xfsctl support
1518   qom-cast-debug  cast debugging support
1519   tools           build qemu-io, qemu-nbd and qemu-image tools
1520   vxhs            Veritas HyperScale vDisk backend support
1521
1522 NOTE: The object files are built at the place where configure is launched
1523 EOF
1524 exit 0
1525 fi
1526
1527 if ! has $python; then
1528   error_exit "Python not found. Use --python=/path/to/python"
1529 fi
1530
1531 # Note that if the Python conditional here evaluates True we will exit
1532 # with status 1 which is a shell 'false' value.
1533 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6) or sys.version_info >= (3,))'; then
1534   error_exit "Cannot use '$python', Python 2.6 or later is required." \
1535       "Note that Python 3 or later is not yet supported." \
1536       "Use --python=/path/to/python to specify a supported Python."
1537 fi
1538
1539 # Suppress writing compiled files
1540 python="$python -B"
1541
1542 # Now we have handled --enable-tcg-interpreter and know we're not just
1543 # printing the help message, bail out if the host CPU isn't supported.
1544 if test "$ARCH" = "unknown"; then
1545     if test "$tcg_interpreter" = "yes" ; then
1546         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1547     else
1548         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1549     fi
1550 fi
1551
1552 # Consult white-list to determine whether to enable werror
1553 # by default.  Only enable by default for git builds
1554 if test -z "$werror" ; then
1555     if test -d "$source_path/.git" -a \
1556         \( "$linux" = "yes" -o "$mingw32" = "yes" \) ; then
1557         werror="yes"
1558     else
1559         werror="no"
1560     fi
1561 fi
1562
1563 # check that the C compiler works.
1564 write_c_skeleton;
1565 if compile_object ; then
1566   : C compiler works ok
1567 else
1568     error_exit "\"$cc\" either does not exist or does not work"
1569 fi
1570 if ! compile_prog ; then
1571     error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1572 fi
1573
1574 if test "$bogus_os" = "yes"; then
1575     # Now that we know that we're not printing the help and that
1576     # the compiler works (so the results of the check_defines we used
1577     # to identify the OS are reliable), if we didn't recognize the
1578     # host OS we should stop now.
1579     error_exit "Unrecognized host OS $targetos"
1580 fi
1581
1582 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1583 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1584 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1585 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1586 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1587 gcc_flags="-Wno-string-plus-int $gcc_flags"
1588 # Note that we do not add -Werror to gcc_flags here, because that would
1589 # enable it for all configure tests. If a configure test failed due
1590 # to -Werror this would just silently disable some features,
1591 # so it's too error prone.
1592
1593 cc_has_warning_flag() {
1594     write_c_skeleton;
1595
1596     # Use the positive sense of the flag when testing for -Wno-wombat
1597     # support (gcc will happily accept the -Wno- form of unknown
1598     # warning options).
1599     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1600     compile_prog "-Werror $optflag" ""
1601 }
1602
1603 for flag in $gcc_flags; do
1604     if cc_has_warning_flag $flag ; then
1605         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1606     fi
1607 done
1608
1609 if test "$stack_protector" != "no"; then
1610   cat > $TMPC << EOF
1611 int main(int argc, char *argv[])
1612 {
1613     char arr[64], *p = arr, *c = argv[0];
1614     while (*c) {
1615         *p++ = *c++;
1616     }
1617     return 0;
1618 }
1619 EOF
1620   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1621   sp_on=0
1622   for flag in $gcc_flags; do
1623     # We need to check both a compile and a link, since some compiler
1624     # setups fail only on a .c->.o compile and some only at link time
1625     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1626        compile_prog "-Werror $flag" ""; then
1627       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1628       sp_on=1
1629       break
1630     fi
1631   done
1632   if test "$stack_protector" = yes; then
1633     if test $sp_on = 0; then
1634       error_exit "Stack protector not supported"
1635     fi
1636   fi
1637 fi
1638
1639 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1640 # large functions that use global variables.  The bug is in all releases of
1641 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1642 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1643 cat > $TMPC << EOF
1644 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1645 int main(void) { return 0; }
1646 #else
1647 #error No bug in this compiler.
1648 #endif
1649 EOF
1650 if compile_prog "-Werror -fno-gcse" "" ; then
1651   TRANSLATE_OPT_CFLAGS=-fno-gcse
1652 fi
1653
1654 if test "$static" = "yes" ; then
1655   if test "$modules" = "yes" ; then
1656     error_exit "static and modules are mutually incompatible"
1657   fi
1658   if test "$pie" = "yes" ; then
1659     error_exit "static and pie are mutually incompatible"
1660   else
1661     pie="no"
1662   fi
1663 fi
1664
1665 # Unconditional check for compiler __thread support
1666   cat > $TMPC << EOF
1667 static __thread int tls_var;
1668 int main(void) { return tls_var; }
1669 EOF
1670
1671 if ! compile_prog "-Werror" "" ; then
1672     error_exit "Your compiler does not support the __thread specifier for " \
1673         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1674 fi
1675
1676 if test "$pie" = ""; then
1677   case "$cpu-$targetos" in
1678     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1679       ;;
1680     *)
1681       pie="no"
1682       ;;
1683   esac
1684 fi
1685
1686 if test "$pie" != "no" ; then
1687   cat > $TMPC << EOF
1688
1689 #ifdef __linux__
1690 #  define THREAD __thread
1691 #else
1692 #  define THREAD
1693 #endif
1694
1695 static THREAD int tls_var;
1696
1697 int main(void) { return tls_var; }
1698
1699 EOF
1700   if compile_prog "-fPIE -DPIE" "-pie"; then
1701     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1702     LDFLAGS="-pie $LDFLAGS"
1703     pie="yes"
1704     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1705       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1706     fi
1707   else
1708     if test "$pie" = "yes"; then
1709       error_exit "PIE not available due to missing toolchain support"
1710     else
1711       echo "Disabling PIE due to missing toolchain support"
1712       pie="no"
1713     fi
1714   fi
1715
1716   if compile_prog "-Werror -fno-pie" "-nopie"; then
1717     CFLAGS_NOPIE="-fno-pie"
1718     LDFLAGS_NOPIE="-nopie"
1719   fi
1720 fi
1721
1722 ##########################################
1723 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1724 # use i686 as default anyway, but for those that don't, an explicit
1725 # specification is necessary
1726
1727 if test "$cpu" = "i386"; then
1728   cat > $TMPC << EOF
1729 static int sfaa(int *ptr)
1730 {
1731   return __sync_fetch_and_and(ptr, 0);
1732 }
1733
1734 int main(void)
1735 {
1736   int val = 42;
1737   val = __sync_val_compare_and_swap(&val, 0, 1);
1738   sfaa(&val);
1739   return val;
1740 }
1741 EOF
1742   if ! compile_prog "" "" ; then
1743     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1744   fi
1745 fi
1746
1747 #########################################
1748 # Solaris specific configure tool chain decisions
1749
1750 if test "$solaris" = "yes" ; then
1751   if has $install; then
1752     :
1753   else
1754     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1755         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1756         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1757   fi
1758   if test "$(path_of $install)" = "/usr/sbin/install" ; then
1759     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1760         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1761         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1762   fi
1763   if has ar; then
1764     :
1765   else
1766     if test -f /usr/ccs/bin/ar ; then
1767       error_exit "No path includes ar" \
1768           "Add /usr/ccs/bin to your path and rerun configure"
1769     fi
1770     error_exit "No path includes ar"
1771   fi
1772 fi
1773
1774 if test -z "${target_list+xxx}" ; then
1775     for target in $default_target_list; do
1776         supported_target $target 2>/dev/null && \
1777             target_list="$target_list $target"
1778     done
1779     target_list="${target_list# }"
1780 else
1781     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1782     for target in $target_list; do
1783         # Check that we recognised the target name; this allows a more
1784         # friendly error message than if we let it fall through.
1785         case " $default_target_list " in
1786             *" $target "*)
1787                 ;;
1788             *)
1789                 error_exit "Unknown target name '$target'"
1790                 ;;
1791         esac
1792         supported_target $target || exit 1
1793     done
1794 fi
1795
1796 # see if system emulation was really requested
1797 case " $target_list " in
1798   *"-softmmu "*) softmmu=yes
1799   ;;
1800   *) softmmu=no
1801   ;;
1802 esac
1803
1804 feature_not_found() {
1805   feature=$1
1806   remedy=$2
1807
1808   error_exit "User requested feature $feature" \
1809       "configure was not able to find it." \
1810       "$remedy"
1811 }
1812
1813 # ---
1814 # big/little endian test
1815 cat > $TMPC << EOF
1816 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1817 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1818 extern int foo(short *, short *);
1819 int main(int argc, char *argv[]) {
1820     return foo(big_endian, little_endian);
1821 }
1822 EOF
1823
1824 if compile_object ; then
1825     if grep -q BiGeNdIaN $TMPO ; then
1826         bigendian="yes"
1827     elif grep -q LiTtLeEnDiAn $TMPO ; then
1828         bigendian="no"
1829     else
1830         echo big/little test failed
1831     fi
1832 else
1833     echo big/little test failed
1834 fi
1835
1836 ##########################################
1837 # cocoa implies not SDL or GTK
1838 # (the cocoa UI code currently assumes it is always the active UI
1839 # and doesn't interact well with other UI frontend code)
1840 if test "$cocoa" = "yes"; then
1841     if test "$sdl" = "yes"; then
1842         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1843     fi
1844     if test "$gtk" = "yes"; then
1845         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1846     fi
1847     gtk=no
1848     sdl=no
1849 fi
1850
1851 # Some versions of Mac OS X incorrectly define SIZE_MAX
1852 cat > $TMPC << EOF
1853 #include <stdint.h>
1854 #include <stdio.h>
1855 int main(int argc, char *argv[]) {
1856     return printf("%zu", SIZE_MAX);
1857 }
1858 EOF
1859 have_broken_size_max=no
1860 if ! compile_object -Werror ; then
1861     have_broken_size_max=yes
1862 fi
1863
1864 ##########################################
1865 # L2TPV3 probe
1866
1867 cat > $TMPC <<EOF
1868 #include <sys/socket.h>
1869 #include <linux/ip.h>
1870 int main(void) { return sizeof(struct mmsghdr); }
1871 EOF
1872 if compile_prog "" "" ; then
1873   l2tpv3=yes
1874 else
1875   l2tpv3=no
1876 fi
1877
1878 ##########################################
1879 # MinGW / Mingw-w64 localtime_r/gmtime_r check
1880
1881 if test "$mingw32" = "yes"; then
1882     # Some versions of MinGW / Mingw-w64 lack localtime_r
1883     # and gmtime_r entirely.
1884     #
1885     # Some versions of Mingw-w64 define a macro for
1886     # localtime_r/gmtime_r.
1887     #
1888     # Some versions of Mingw-w64 will define functions
1889     # for localtime_r/gmtime_r, but only if you have
1890     # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
1891     # though, unistd.h and pthread.h both define
1892     # that for you.
1893     #
1894     # So this #undef localtime_r and #include <unistd.h>
1895     # are not in fact redundant.
1896 cat > $TMPC << EOF
1897 #include <unistd.h>
1898 #include <time.h>
1899 #undef localtime_r
1900 int main(void) { localtime_r(NULL, NULL); return 0; }
1901 EOF
1902     if compile_prog "" "" ; then
1903         localtime_r="yes"
1904     else
1905         localtime_r="no"
1906     fi
1907 fi
1908
1909 ##########################################
1910 # pkg-config probe
1911
1912 if ! has "$pkg_config_exe"; then
1913   error_exit "pkg-config binary '$pkg_config_exe' not found"
1914 fi
1915
1916 ##########################################
1917 # NPTL probe
1918
1919 if test "$linux_user" = "yes"; then
1920   cat > $TMPC <<EOF
1921 #include <sched.h>
1922 #include <linux/futex.h>
1923 int main(void) {
1924 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1925 #error bork
1926 #endif
1927   return 0;
1928 }
1929 EOF
1930   if ! compile_object ; then
1931     feature_not_found "nptl" "Install glibc and linux kernel headers."
1932   fi
1933 fi
1934
1935 ##########################################
1936 # avx2 optimization requirement check
1937
1938 cat > $TMPC << EOF
1939 #pragma GCC push_options
1940 #pragma GCC target("avx2")
1941 #include <cpuid.h>
1942 #include <immintrin.h>
1943 static int bar(void *a) {
1944     __m256i x = *(__m256i *)a;
1945     return _mm256_testz_si256(x, x);
1946 }
1947 int main(int argc, char *argv[]) { return bar(argv[0]); }
1948 EOF
1949 if compile_object "" ; then
1950   avx2_opt="yes"
1951 fi
1952
1953 #########################################
1954 # zlib check
1955
1956 if test "$zlib" != "no" ; then
1957     cat > $TMPC << EOF
1958 #include <zlib.h>
1959 int main(void) { zlibVersion(); return 0; }
1960 EOF
1961     if compile_prog "" "-lz" ; then
1962         :
1963     else
1964         error_exit "zlib check failed" \
1965             "Make sure to have the zlib libs and headers installed."
1966     fi
1967 fi
1968 LIBS="$LIBS -lz"
1969
1970 ##########################################
1971 # lzo check
1972
1973 if test "$lzo" != "no" ; then
1974     cat > $TMPC << EOF
1975 #include <lzo/lzo1x.h>
1976 int main(void) { lzo_version(); return 0; }
1977 EOF
1978     if compile_prog "" "-llzo2" ; then
1979         libs_softmmu="$libs_softmmu -llzo2"
1980         lzo="yes"
1981     else
1982         if test "$lzo" = "yes"; then
1983             feature_not_found "liblzo2" "Install liblzo2 devel"
1984         fi
1985         lzo="no"
1986     fi
1987 fi
1988
1989 ##########################################
1990 # snappy check
1991
1992 if test "$snappy" != "no" ; then
1993     cat > $TMPC << EOF
1994 #include <snappy-c.h>
1995 int main(void) { snappy_max_compressed_length(4096); return 0; }
1996 EOF
1997     if compile_prog "" "-lsnappy" ; then
1998         libs_softmmu="$libs_softmmu -lsnappy"
1999         snappy="yes"
2000     else
2001         if test "$snappy" = "yes"; then
2002             feature_not_found "libsnappy" "Install libsnappy devel"
2003         fi
2004         snappy="no"
2005     fi
2006 fi
2007
2008 ##########################################
2009 # bzip2 check
2010
2011 if test "$bzip2" != "no" ; then
2012     cat > $TMPC << EOF
2013 #include <bzlib.h>
2014 int main(void) { BZ2_bzlibVersion(); return 0; }
2015 EOF
2016     if compile_prog "" "-lbz2" ; then
2017         bzip2="yes"
2018     else
2019         if test "$bzip2" = "yes"; then
2020             feature_not_found "libbzip2" "Install libbzip2 devel"
2021         fi
2022         bzip2="no"
2023     fi
2024 fi
2025
2026 ##########################################
2027 # libseccomp check
2028
2029 if test "$seccomp" != "no" ; then
2030     case "$cpu" in
2031     i386|x86_64)
2032         libseccomp_minver="2.1.0"
2033         ;;
2034     mips)
2035         libseccomp_minver="2.2.0"
2036         ;;
2037     arm|aarch64)
2038         libseccomp_minver="2.2.3"
2039         ;;
2040     ppc|ppc64)
2041         libseccomp_minver="2.3.0"
2042         ;;
2043     *)
2044         libseccomp_minver=""
2045         ;;
2046     esac
2047
2048     if test "$libseccomp_minver" != "" &&
2049        $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2050         libs_softmmu="$libs_softmmu $($pkg_config --libs libseccomp)"
2051         QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags libseccomp)"
2052         seccomp="yes"
2053     else
2054         if test "$seccomp" = "yes" ; then
2055             if test "$libseccomp_minver" != "" ; then
2056                 feature_not_found "libseccomp" \
2057                     "Install libseccomp devel >= $libseccomp_minver"
2058             else
2059                 feature_not_found "libseccomp" \
2060                     "libseccomp is not supported for host cpu $cpu"
2061             fi
2062         fi
2063         seccomp="no"
2064     fi
2065 fi
2066 ##########################################
2067 # xen probe
2068
2069 if test "$xen" != "no" ; then
2070   # Check whether Xen library path is specified via --extra-ldflags to avoid
2071   # overriding this setting with pkg-config output. If not, try pkg-config
2072   # to obtain all needed flags.
2073
2074   if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2075      $pkg_config --exists xencontrol ; then
2076     xen_ctrl_version="$(printf '%d%02d%02d' \
2077       $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2078     xen=yes
2079     xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2080     xen_pc="$xen_pc xenevtchn xendevicemodel"
2081     QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2082     libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2083     LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
2084   else
2085
2086     xen_libs="-lxenstore -lxenctrl -lxenguest"
2087     xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2088
2089     # First we test whether Xen headers and libraries are available.
2090     # If no, we are done and there is no Xen support.
2091     # If yes, more tests are run to detect the Xen version.
2092
2093     # Xen (any)
2094     cat > $TMPC <<EOF
2095 #include <xenctrl.h>
2096 int main(void) {
2097   return 0;
2098 }
2099 EOF
2100     if ! compile_prog "" "$xen_libs" ; then
2101       # Xen not found
2102       if test "$xen" = "yes" ; then
2103         feature_not_found "xen" "Install xen devel"
2104       fi
2105       xen=no
2106
2107     # Xen unstable
2108     elif
2109         cat > $TMPC <<EOF &&
2110 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2111 #define __XEN_TOOLS__
2112 #include <xendevicemodel.h>
2113 int main(void) {
2114   xendevicemodel_handle *xd;
2115
2116   xd = xendevicemodel_open(0, 0);
2117   xendevicemodel_close(xd);
2118
2119   return 0;
2120 }
2121 EOF
2122         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2123       then
2124       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2125       xen_ctrl_version=40900
2126       xen=yes
2127     elif
2128         cat > $TMPC <<EOF &&
2129 /*
2130  * If we have stable libs the we don't want the libxc compat
2131  * layers, regardless of what CFLAGS we may have been given.
2132  *
2133  * Also, check if xengnttab_grant_copy_segment_t is defined and
2134  * grant copy operation is implemented.
2135  */
2136 #undef XC_WANT_COMPAT_EVTCHN_API
2137 #undef XC_WANT_COMPAT_GNTTAB_API
2138 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2139 #include <xenctrl.h>
2140 #include <xenstore.h>
2141 #include <xenevtchn.h>
2142 #include <xengnttab.h>
2143 #include <xenforeignmemory.h>
2144 #include <stdint.h>
2145 #include <xen/hvm/hvm_info_table.h>
2146 #if !defined(HVM_MAX_VCPUS)
2147 # error HVM_MAX_VCPUS not defined
2148 #endif
2149 int main(void) {
2150   xc_interface *xc = NULL;
2151   xenforeignmemory_handle *xfmem;
2152   xenevtchn_handle *xe;
2153   xengnttab_handle *xg;
2154   xen_domain_handle_t handle;
2155   xengnttab_grant_copy_segment_t* seg = NULL;
2156
2157   xs_daemon_open();
2158
2159   xc = xc_interface_open(0, 0, 0);
2160   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2161   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2162   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2163   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2164   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2165
2166   xfmem = xenforeignmemory_open(0, 0);
2167   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2168
2169   xe = xenevtchn_open(0, 0);
2170   xenevtchn_fd(xe);
2171
2172   xg = xengnttab_open(0, 0);
2173   xengnttab_grant_copy(xg, 0, seg);
2174
2175   return 0;
2176 }
2177 EOF
2178         compile_prog "" "$xen_libs $xen_stable_libs"
2179       then
2180       xen_ctrl_version=40800
2181       xen=yes
2182     elif
2183         cat > $TMPC <<EOF &&
2184 /*
2185  * If we have stable libs the we don't want the libxc compat
2186  * layers, regardless of what CFLAGS we may have been given.
2187  */
2188 #undef XC_WANT_COMPAT_EVTCHN_API
2189 #undef XC_WANT_COMPAT_GNTTAB_API
2190 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2191 #include <xenctrl.h>
2192 #include <xenstore.h>
2193 #include <xenevtchn.h>
2194 #include <xengnttab.h>
2195 #include <xenforeignmemory.h>
2196 #include <stdint.h>
2197 #include <xen/hvm/hvm_info_table.h>
2198 #if !defined(HVM_MAX_VCPUS)
2199 # error HVM_MAX_VCPUS not defined
2200 #endif
2201 int main(void) {
2202   xc_interface *xc = NULL;
2203   xenforeignmemory_handle *xfmem;
2204   xenevtchn_handle *xe;
2205   xengnttab_handle *xg;
2206   xen_domain_handle_t handle;
2207
2208   xs_daemon_open();
2209
2210   xc = xc_interface_open(0, 0, 0);
2211   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2212   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2213   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2214   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2215   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2216
2217   xfmem = xenforeignmemory_open(0, 0);
2218   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2219
2220   xe = xenevtchn_open(0, 0);
2221   xenevtchn_fd(xe);
2222
2223   xg = xengnttab_open(0, 0);
2224   xengnttab_map_grant_ref(xg, 0, 0, 0);
2225
2226   return 0;
2227 }
2228 EOF
2229         compile_prog "" "$xen_libs $xen_stable_libs"
2230       then
2231       xen_ctrl_version=40701
2232       xen=yes
2233     elif
2234         cat > $TMPC <<EOF &&
2235 #include <xenctrl.h>
2236 #include <stdint.h>
2237 int main(void) {
2238   xc_interface *xc = NULL;
2239   xen_domain_handle_t handle;
2240   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2241   return 0;
2242 }
2243 EOF
2244         compile_prog "" "$xen_libs"
2245       then
2246       xen_ctrl_version=40700
2247       xen=yes
2248
2249     # Xen 4.6
2250     elif
2251         cat > $TMPC <<EOF &&
2252 #include <xenctrl.h>
2253 #include <xenstore.h>
2254 #include <stdint.h>
2255 #include <xen/hvm/hvm_info_table.h>
2256 #if !defined(HVM_MAX_VCPUS)
2257 # error HVM_MAX_VCPUS not defined
2258 #endif
2259 int main(void) {
2260   xc_interface *xc;
2261   xs_daemon_open();
2262   xc = xc_interface_open(0, 0, 0);
2263   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2264   xc_gnttab_open(NULL, 0);
2265   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2266   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2267   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2268   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2269   return 0;
2270 }
2271 EOF
2272         compile_prog "" "$xen_libs"
2273       then
2274       xen_ctrl_version=40600
2275       xen=yes
2276
2277     # Xen 4.5
2278     elif
2279         cat > $TMPC <<EOF &&
2280 #include <xenctrl.h>
2281 #include <xenstore.h>
2282 #include <stdint.h>
2283 #include <xen/hvm/hvm_info_table.h>
2284 #if !defined(HVM_MAX_VCPUS)
2285 # error HVM_MAX_VCPUS not defined
2286 #endif
2287 int main(void) {
2288   xc_interface *xc;
2289   xs_daemon_open();
2290   xc = xc_interface_open(0, 0, 0);
2291   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2292   xc_gnttab_open(NULL, 0);
2293   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2294   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2295   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2296   return 0;
2297 }
2298 EOF
2299         compile_prog "" "$xen_libs"
2300       then
2301       xen_ctrl_version=40500
2302       xen=yes
2303
2304     elif
2305         cat > $TMPC <<EOF &&
2306 #include <xenctrl.h>
2307 #include <xenstore.h>
2308 #include <stdint.h>
2309 #include <xen/hvm/hvm_info_table.h>
2310 #if !defined(HVM_MAX_VCPUS)
2311 # error HVM_MAX_VCPUS not defined
2312 #endif
2313 int main(void) {
2314   xc_interface *xc;
2315   xs_daemon_open();
2316   xc = xc_interface_open(0, 0, 0);
2317   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2318   xc_gnttab_open(NULL, 0);
2319   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2320   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2321   return 0;
2322 }
2323 EOF
2324         compile_prog "" "$xen_libs"
2325       then
2326       xen_ctrl_version=40200
2327       xen=yes
2328
2329     else
2330       if test "$xen" = "yes" ; then
2331         feature_not_found "xen (unsupported version)" \
2332                           "Install a supported xen (xen 4.2 or newer)"
2333       fi
2334       xen=no
2335     fi
2336
2337     if test "$xen" = yes; then
2338       if test $xen_ctrl_version -ge 40701  ; then
2339         libs_softmmu="$xen_stable_libs $libs_softmmu"
2340       fi
2341       libs_softmmu="$xen_libs $libs_softmmu"
2342     fi
2343   fi
2344 fi
2345
2346 if test "$xen_pci_passthrough" != "no"; then
2347   if test "$xen" = "yes" && test "$linux" = "yes"; then
2348     xen_pci_passthrough=yes
2349   else
2350     if test "$xen_pci_passthrough" = "yes"; then
2351       error_exit "User requested feature Xen PCI Passthrough" \
2352           " but this feature requires /sys from Linux"
2353     fi
2354     xen_pci_passthrough=no
2355   fi
2356 fi
2357
2358 if test "$xen_pv_domain_build" = "yes" &&
2359    test "$xen" != "yes"; then
2360     error_exit "User requested Xen PV domain builder support" \
2361                "which requires Xen support."
2362 fi
2363
2364 ##########################################
2365 # Sparse probe
2366 if test "$sparse" != "no" ; then
2367   if has cgcc; then
2368     sparse=yes
2369   else
2370     if test "$sparse" = "yes" ; then
2371       feature_not_found "sparse" "Install sparse binary"
2372     fi
2373     sparse=no
2374   fi
2375 fi
2376
2377 ##########################################
2378 # X11 probe
2379 x11_cflags=
2380 x11_libs=-lX11
2381 if $pkg_config --exists "x11"; then
2382     x11_cflags=$($pkg_config --cflags x11)
2383     x11_libs=$($pkg_config --libs x11)
2384 fi
2385
2386 ##########################################
2387 # GTK probe
2388
2389 if test "$gtkabi" = ""; then
2390     # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2391     # Use 2.0 as a fallback if that is available.
2392     if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2393         gtkabi=3.0
2394     elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2395         gtkabi=2.0
2396     else
2397         gtkabi=3.0
2398     fi
2399 fi
2400
2401 if test "$gtk" != "no"; then
2402     gtkpackage="gtk+-$gtkabi"
2403     gtkx11package="gtk+-x11-$gtkabi"
2404     if test "$gtkabi" = "3.0" ; then
2405       gtkversion="3.0.0"
2406     else
2407       gtkversion="2.18.0"
2408     fi
2409     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2410         gtk_cflags=$($pkg_config --cflags $gtkpackage)
2411         gtk_libs=$($pkg_config --libs $gtkpackage)
2412         gtk_version=$($pkg_config --modversion $gtkpackage)
2413         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2414             gtk_cflags="$gtk_cflags $x11_cflags"
2415             gtk_libs="$gtk_libs $x11_libs"
2416         fi
2417         libs_softmmu="$gtk_libs $libs_softmmu"
2418         gtk="yes"
2419     elif test "$gtk" = "yes"; then
2420         feature_not_found "gtk" "Install gtk3-devel"
2421     else
2422         gtk="no"
2423     fi
2424 fi
2425
2426
2427 ##########################################
2428 # GNUTLS probe
2429
2430 gnutls_works() {
2431     # Unfortunately some distros have bad pkg-config information for gnutls
2432     # such that it claims to exist but you get a compiler error if you try
2433     # to use the options returned by --libs. Specifically, Ubuntu for --static
2434     # builds doesn't work:
2435     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2436     #
2437     # So sanity check the cflags/libs before assuming gnutls can be used.
2438     if ! $pkg_config --exists "gnutls"; then
2439         return 1
2440     fi
2441
2442     write_c_skeleton
2443     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2444 }
2445
2446 gnutls_gcrypt=no
2447 gnutls_nettle=no
2448 if test "$gnutls" != "no"; then
2449     if gnutls_works; then
2450         gnutls_cflags=$($pkg_config --cflags gnutls)
2451         gnutls_libs=$($pkg_config --libs gnutls)
2452         libs_softmmu="$gnutls_libs $libs_softmmu"
2453         libs_tools="$gnutls_libs $libs_tools"
2454         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2455         gnutls="yes"
2456
2457         # gnutls_rnd requires >= 2.11.0
2458         if $pkg_config --exists "gnutls >= 2.11.0"; then
2459             gnutls_rnd="yes"
2460         else
2461             gnutls_rnd="no"
2462         fi
2463
2464         if $pkg_config --exists 'gnutls >= 3.0'; then
2465             gnutls_gcrypt=no
2466             gnutls_nettle=yes
2467         elif $pkg_config --exists 'gnutls >= 2.12'; then
2468             case $($pkg_config --libs --static gnutls) in
2469                 *gcrypt*)
2470                     gnutls_gcrypt=yes
2471                     gnutls_nettle=no
2472                     ;;
2473                 *nettle*)
2474                     gnutls_gcrypt=no
2475                     gnutls_nettle=yes
2476                     ;;
2477                 *)
2478                     gnutls_gcrypt=yes
2479                     gnutls_nettle=no
2480                     ;;
2481             esac
2482         else
2483             gnutls_gcrypt=yes
2484             gnutls_nettle=no
2485         fi
2486     elif test "$gnutls" = "yes"; then
2487         feature_not_found "gnutls" "Install gnutls devel"
2488     else
2489         gnutls="no"
2490         gnutls_rnd="no"
2491     fi
2492 else
2493     gnutls_rnd="no"
2494 fi
2495
2496
2497 # If user didn't give a --disable/enable-gcrypt flag,
2498 # then mark as disabled if user requested nettle
2499 # explicitly, or if gnutls links to nettle
2500 if test -z "$gcrypt"
2501 then
2502     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2503     then
2504         gcrypt="no"
2505     fi
2506 fi
2507
2508 # If user didn't give a --disable/enable-nettle flag,
2509 # then mark as disabled if user requested gcrypt
2510 # explicitly, or if gnutls links to gcrypt
2511 if test -z "$nettle"
2512 then
2513     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2514     then
2515         nettle="no"
2516     fi
2517 fi
2518
2519 has_libgcrypt_config() {
2520     if ! has "libgcrypt-config"
2521     then
2522         return 1
2523     fi
2524
2525     if test -n "$cross_prefix"
2526     then
2527         host=$(libgcrypt-config --host)
2528         if test "$host-" != $cross_prefix
2529         then
2530             return 1
2531         fi
2532     fi
2533
2534     return 0
2535 }
2536
2537 if test "$gcrypt" != "no"; then
2538     if has_libgcrypt_config; then
2539         gcrypt_cflags=$(libgcrypt-config --cflags)
2540         gcrypt_libs=$(libgcrypt-config --libs)
2541         # Debian has remove -lgpg-error from libgcrypt-config
2542         # as it "spreads unnecessary dependencies" which in
2543         # turn breaks static builds...
2544         if test "$static" = "yes"
2545         then
2546             gcrypt_libs="$gcrypt_libs -lgpg-error"
2547         fi
2548         libs_softmmu="$gcrypt_libs $libs_softmmu"
2549         libs_tools="$gcrypt_libs $libs_tools"
2550         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2551         gcrypt="yes"
2552         if test -z "$nettle"; then
2553            nettle="no"
2554         fi
2555
2556         cat > $TMPC << EOF
2557 #include <gcrypt.h>
2558 int main(void) {
2559   gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2560                   GCRY_MD_SHA256,
2561                   NULL, 0, 0, 0, NULL);
2562  return 0;
2563 }
2564 EOF
2565         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2566             gcrypt_kdf=yes
2567         fi
2568
2569         cat > $TMPC << EOF
2570 #include <gcrypt.h>
2571 int main(void) {
2572   gcry_mac_hd_t handle;
2573   gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2574                 GCRY_MAC_FLAG_SECURE, NULL);
2575   return 0;
2576 }
2577 EOF
2578         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2579             gcrypt_hmac=yes
2580         fi
2581     else
2582         if test "$gcrypt" = "yes"; then
2583             feature_not_found "gcrypt" "Install gcrypt devel"
2584         else
2585             gcrypt="no"
2586         fi
2587     fi
2588 fi
2589
2590
2591 if test "$nettle" != "no"; then
2592     if $pkg_config --exists "nettle"; then
2593         nettle_cflags=$($pkg_config --cflags nettle)
2594         nettle_libs=$($pkg_config --libs nettle)
2595         nettle_version=$($pkg_config --modversion nettle)
2596         libs_softmmu="$nettle_libs $libs_softmmu"
2597         libs_tools="$nettle_libs $libs_tools"
2598         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2599         nettle="yes"
2600
2601         cat > $TMPC << EOF
2602 #include <stddef.h>
2603 #include <nettle/pbkdf2.h>
2604 int main(void) {
2605      pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2606      return 0;
2607 }
2608 EOF
2609         if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2610             nettle_kdf=yes
2611         fi
2612     else
2613         if test "$nettle" = "yes"; then
2614             feature_not_found "nettle" "Install nettle devel"
2615         else
2616             nettle="no"
2617         fi
2618     fi
2619 fi
2620
2621 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2622 then
2623     error_exit "Only one of gcrypt & nettle can be enabled"
2624 fi
2625
2626 ##########################################
2627 # libtasn1 - only for the TLS creds/session test suite
2628
2629 tasn1=yes
2630 tasn1_cflags=""
2631 tasn1_libs=""
2632 if $pkg_config --exists "libtasn1"; then
2633     tasn1_cflags=$($pkg_config --cflags libtasn1)
2634     tasn1_libs=$($pkg_config --libs libtasn1)
2635 else
2636     tasn1=no
2637 fi
2638
2639
2640 ##########################################
2641 # getifaddrs (for tests/test-io-channel-socket )
2642
2643 have_ifaddrs_h=yes
2644 if ! check_include "ifaddrs.h" ; then
2645   have_ifaddrs_h=no
2646 fi
2647
2648 ##########################################
2649 # VTE probe
2650
2651 if test "$vte" != "no"; then
2652     if test "$gtkabi" = "3.0"; then
2653       vteminversion="0.32.0"
2654       if $pkg_config --exists "vte-2.91"; then
2655         vtepackage="vte-2.91"
2656       else
2657         vtepackage="vte-2.90"
2658       fi
2659     else
2660       vtepackage="vte"
2661       vteminversion="0.24.0"
2662     fi
2663     if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2664         vte_cflags=$($pkg_config --cflags $vtepackage)
2665         vte_libs=$($pkg_config --libs $vtepackage)
2666         vteversion=$($pkg_config --modversion $vtepackage)
2667         libs_softmmu="$vte_libs $libs_softmmu"
2668         vte="yes"
2669     elif test "$vte" = "yes"; then
2670         if test "$gtkabi" = "3.0"; then
2671             feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2672         else
2673             feature_not_found "vte" "Install libvte devel"
2674         fi
2675     else
2676         vte="no"
2677     fi
2678 fi
2679
2680 ##########################################
2681 # SDL probe
2682
2683 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2684 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2685
2686 if test "$sdlabi" = ""; then
2687     if $pkg_config --exists "sdl2"; then
2688         sdlabi=2.0
2689     elif $pkg_config --exists "sdl"; then
2690         sdlabi=1.2
2691     else
2692         sdlabi=2.0
2693     fi
2694 fi
2695
2696 if test $sdlabi = "2.0"; then
2697     sdl_config=$sdl2_config
2698     sdlname=sdl2
2699     sdlconfigname=sdl2_config
2700 elif test $sdlabi = "1.2"; then
2701     sdlname=sdl
2702     sdlconfigname=sdl_config
2703 else
2704     error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2705 fi
2706
2707 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2708   sdl_config=$sdlconfigname
2709 fi
2710
2711 if $pkg_config $sdlname --exists; then
2712   sdlconfig="$pkg_config $sdlname"
2713   sdlversion=$($sdlconfig --modversion 2>/dev/null)
2714 elif has ${sdl_config}; then
2715   sdlconfig="$sdl_config"
2716   sdlversion=$($sdlconfig --version)
2717 else
2718   if test "$sdl" = "yes" ; then
2719     feature_not_found "sdl" "Install SDL2-devel"
2720   fi
2721   sdl=no
2722 fi
2723 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2724   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2725 fi
2726
2727 sdl_too_old=no
2728 if test "$sdl" != "no" ; then
2729   cat > $TMPC << EOF
2730 #include <SDL.h>
2731 #undef main /* We don't want SDL to override our main() */
2732 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2733 EOF
2734   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2735   if test "$static" = "yes" ; then
2736     if $pkg_config $sdlname --exists; then
2737       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2738     else
2739       sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2740     fi
2741   else
2742     sdl_libs=$($sdlconfig --libs 2>/dev/null)
2743   fi
2744   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2745     if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2746       sdl_too_old=yes
2747     else
2748       sdl=yes
2749     fi
2750
2751     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2752     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2753       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2754          sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2755          sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2756       fi
2757       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2758         :
2759       else
2760         sdl=no
2761       fi
2762     fi # static link
2763   else # sdl not found
2764     if test "$sdl" = "yes" ; then
2765       feature_not_found "sdl" "Install SDL devel"
2766     fi
2767     sdl=no
2768   fi # sdl compile test
2769 fi
2770
2771 if test "$sdl" = "yes" ; then
2772   cat > $TMPC <<EOF
2773 #include <SDL.h>
2774 #if defined(SDL_VIDEO_DRIVER_X11)
2775 #include <X11/XKBlib.h>
2776 #else
2777 #error No x11 support
2778 #endif
2779 int main(void) { return 0; }
2780 EOF
2781   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2782     sdl_cflags="$sdl_cflags $x11_cflags"
2783     sdl_libs="$sdl_libs $x11_libs"
2784   fi
2785   libs_softmmu="$sdl_libs $libs_softmmu"
2786 fi
2787
2788 ##########################################
2789 # RDMA needs OpenFabrics libraries
2790 if test "$rdma" != "no" ; then
2791   cat > $TMPC <<EOF
2792 #include <rdma/rdma_cma.h>
2793 int main(void) { return 0; }
2794 EOF
2795   rdma_libs="-lrdmacm -libverbs"
2796   if compile_prog "" "$rdma_libs" ; then
2797     rdma="yes"
2798     libs_softmmu="$libs_softmmu $rdma_libs"
2799   else
2800     if test "$rdma" = "yes" ; then
2801         error_exit \
2802             " OpenFabrics librdmacm/libibverbs not present." \
2803             " Your options:" \
2804             "  (1) Fast: Install infiniband packages from your distro." \
2805             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2806             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2807     fi
2808     rdma="no"
2809   fi
2810 fi
2811
2812
2813 ##########################################
2814 # VNC SASL detection
2815 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2816   cat > $TMPC <<EOF
2817 #include <sasl/sasl.h>
2818 #include <stdio.h>
2819 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2820 EOF
2821   # Assuming Cyrus-SASL installed in /usr prefix
2822   vnc_sasl_cflags=""
2823   vnc_sasl_libs="-lsasl2"
2824   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2825     vnc_sasl=yes
2826     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2827     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2828   else
2829     if test "$vnc_sasl" = "yes" ; then
2830       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2831     fi
2832     vnc_sasl=no
2833   fi
2834 fi
2835
2836 ##########################################
2837 # VNC JPEG detection
2838 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2839 cat > $TMPC <<EOF
2840 #include <stdio.h>
2841 #include <jpeglib.h>
2842 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2843 EOF
2844     vnc_jpeg_cflags=""
2845     vnc_jpeg_libs="-ljpeg"
2846   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2847     vnc_jpeg=yes
2848     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2849     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2850   else
2851     if test "$vnc_jpeg" = "yes" ; then
2852       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2853     fi
2854     vnc_jpeg=no
2855   fi
2856 fi
2857
2858 ##########################################
2859 # VNC PNG detection
2860 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2861 cat > $TMPC <<EOF
2862 //#include <stdio.h>
2863 #include <png.h>
2864 #include <stddef.h>
2865 int main(void) {
2866     png_structp png_ptr;
2867     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2868     return png_ptr != 0;
2869 }
2870 EOF
2871   if $pkg_config libpng --exists; then
2872     vnc_png_cflags=$($pkg_config libpng --cflags)
2873     vnc_png_libs=$($pkg_config libpng --libs)
2874   else
2875     vnc_png_cflags=""
2876     vnc_png_libs="-lpng"
2877   fi
2878   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2879     vnc_png=yes
2880     libs_softmmu="$vnc_png_libs $libs_softmmu"
2881     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2882   else
2883     if test "$vnc_png" = "yes" ; then
2884       feature_not_found "vnc-png" "Install libpng devel"
2885     fi
2886     vnc_png=no
2887   fi
2888 fi
2889
2890 ##########################################
2891 # fnmatch() probe, used for ACL routines
2892 fnmatch="no"
2893 cat > $TMPC << EOF
2894 #include <fnmatch.h>
2895 int main(void)
2896 {
2897     fnmatch("foo", "foo", 0);
2898     return 0;
2899 }
2900 EOF
2901 if compile_prog "" "" ; then
2902    fnmatch="yes"
2903 fi
2904
2905 ##########################################
2906 # xfsctl() probe, used for file-posix.c
2907 if test "$xfs" != "no" ; then
2908   cat > $TMPC << EOF
2909 #include <stddef.h>  /* NULL */
2910 #include <xfs/xfs.h>
2911 int main(void)
2912 {
2913     xfsctl(NULL, 0, 0, NULL);
2914     return 0;
2915 }
2916 EOF
2917   if compile_prog "" "" ; then
2918     xfs="yes"
2919   else
2920     if test "$xfs" = "yes" ; then
2921       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2922     fi
2923     xfs=no
2924   fi
2925 fi
2926
2927 ##########################################
2928 # vde libraries probe
2929 if test "$vde" != "no" ; then
2930   vde_libs="-lvdeplug"
2931   cat > $TMPC << EOF
2932 #include <libvdeplug.h>
2933 int main(void)
2934 {
2935     struct vde_open_args a = {0, 0, 0};
2936     char s[] = "";
2937     vde_open(s, s, &a);
2938     return 0;
2939 }
2940 EOF
2941   if compile_prog "" "$vde_libs" ; then
2942     vde=yes
2943     libs_softmmu="$vde_libs $libs_softmmu"
2944     libs_tools="$vde_libs $libs_tools"
2945   else
2946     if test "$vde" = "yes" ; then
2947       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2948     fi
2949     vde=no
2950   fi
2951 fi
2952
2953 ##########################################
2954 # netmap support probe
2955 # Apart from looking for netmap headers, we make sure that the host API version
2956 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2957 # a minor/major version number. Minor new features will be marked with values up
2958 # to 15, and if something happens that requires a change to the backend we will
2959 # move above 15, submit the backend fixes and modify this two bounds.
2960 if test "$netmap" != "no" ; then
2961   cat > $TMPC << EOF
2962 #include <inttypes.h>
2963 #include <net/if.h>
2964 #include <net/netmap.h>
2965 #include <net/netmap_user.h>
2966 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2967 #error
2968 #endif
2969 int main(void) { return 0; }
2970 EOF
2971   if compile_prog "" "" ; then
2972     netmap=yes
2973   else
2974     if test "$netmap" = "yes" ; then
2975       feature_not_found "netmap"
2976     fi
2977     netmap=no
2978   fi
2979 fi
2980
2981 ##########################################
2982 # libcap-ng library probe
2983 if test "$cap_ng" != "no" ; then
2984   cap_libs="-lcap-ng"
2985   cat > $TMPC << EOF
2986 #include <cap-ng.h>
2987 int main(void)
2988 {
2989     capng_capability_to_name(CAPNG_EFFECTIVE);
2990     return 0;
2991 }
2992 EOF
2993   if compile_prog "" "$cap_libs" ; then
2994     cap_ng=yes
2995     libs_tools="$cap_libs $libs_tools"
2996   else
2997     if test "$cap_ng" = "yes" ; then
2998       feature_not_found "cap_ng" "Install libcap-ng devel"
2999     fi
3000     cap_ng=no
3001   fi
3002 fi
3003
3004 ##########################################
3005 # Sound support libraries probe
3006
3007 audio_drv_probe()
3008 {
3009     drv=$1
3010     hdr=$2
3011     lib=$3
3012     exp=$4
3013     cfl=$5
3014         cat > $TMPC << EOF
3015 #include <$hdr>
3016 int main(void) { $exp }
3017 EOF
3018     if compile_prog "$cfl" "$lib" ; then
3019         :
3020     else
3021         error_exit "$drv check failed" \
3022             "Make sure to have the $drv libs and headers installed."
3023     fi
3024 }
3025
3026 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3027 for drv in $audio_drv_list; do
3028     case $drv in
3029     alsa)
3030     audio_drv_probe $drv alsa/asoundlib.h -lasound \
3031         "return snd_pcm_close((snd_pcm_t *)0);"
3032     libs_softmmu="-lasound $libs_softmmu"
3033     ;;
3034
3035     pa)
3036     audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3037         "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3038     libs_softmmu="-lpulse $libs_softmmu"
3039     audio_pt_int="yes"
3040     ;;
3041
3042     sdl)
3043     if test "$sdl" = "no"; then
3044         error_exit "sdl not found or disabled, can not use sdl audio driver"
3045     fi
3046     ;;
3047
3048     coreaudio)
3049       libs_softmmu="-framework CoreAudio $libs_softmmu"
3050     ;;
3051
3052     dsound)
3053       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
3054       audio_win_int="yes"
3055     ;;
3056
3057     oss)
3058       libs_softmmu="$oss_lib $libs_softmmu"
3059     ;;
3060
3061     wav)
3062     # XXX: Probes for CoreAudio, DirectSound
3063     ;;
3064
3065     *)
3066     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3067         error_exit "Unknown driver '$drv' selected" \
3068             "Possible drivers are: $audio_possible_drivers"
3069     }
3070     ;;
3071     esac
3072 done
3073
3074 ##########################################
3075 # BrlAPI probe
3076
3077 if test "$brlapi" != "no" ; then
3078   brlapi_libs="-lbrlapi"
3079   cat > $TMPC << EOF
3080 #include <brlapi.h>
3081 #include <stddef.h>
3082 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3083 EOF
3084   if compile_prog "" "$brlapi_libs" ; then
3085     brlapi=yes
3086     libs_softmmu="$brlapi_libs $libs_softmmu"
3087   else
3088     if test "$brlapi" = "yes" ; then
3089       feature_not_found "brlapi" "Install brlapi devel"
3090     fi
3091     brlapi=no
3092   fi
3093 fi
3094
3095 ##########################################
3096 # curses probe
3097 if test "$curses" != "no" ; then
3098   if test "$mingw32" = "yes" ; then
3099     curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3100     curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3101   else
3102     curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3103     curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3104   fi
3105   curses_found=no
3106   cat > $TMPC << EOF
3107 #include <locale.h>
3108 #include <curses.h>
3109 #include <wchar.h>
3110 int main(void) {
3111   wchar_t wch = L'w';
3112   setlocale(LC_ALL, "");
3113   resize_term(0, 0);
3114   addwstr(L"wide chars\n");
3115   addnwstr(&wch, 1);
3116   add_wch(WACS_DEGREE);
3117   return 0;
3118 }
3119 EOF
3120   IFS=:
3121   for curses_inc in $curses_inc_list; do
3122     # Make sure we get the wide character prototypes
3123     curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3124     IFS=:
3125     for curses_lib in $curses_lib_list; do
3126       unset IFS
3127       if compile_prog "$curses_inc" "$curses_lib" ; then
3128         curses_found=yes
3129         QEMU_CFLAGS="$curses_inc $QEMU_CFLAGS"
3130         libs_softmmu="$curses_lib $libs_softmmu"
3131         break
3132       fi
3133     done
3134     if test "$curses_found" = yes ; then
3135       break
3136     fi
3137   done
3138   unset IFS
3139   if test "$curses_found" = "yes" ; then
3140     curses=yes
3141   else
3142     if test "$curses" = "yes" ; then
3143       feature_not_found "curses" "Install ncurses devel"
3144     fi
3145     curses=no
3146   fi
3147 fi
3148
3149 ##########################################
3150 # curl probe
3151 if test "$curl" != "no" ; then
3152   if $pkg_config libcurl --exists; then
3153     curlconfig="$pkg_config libcurl"
3154   else
3155     curlconfig=curl-config
3156   fi
3157   cat > $TMPC << EOF
3158 #include <curl/curl.h>
3159 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3160 EOF
3161   curl_cflags=$($curlconfig --cflags 2>/dev/null)
3162   curl_libs=$($curlconfig --libs 2>/dev/null)
3163   if compile_prog "$curl_cflags" "$curl_libs" ; then
3164     curl=yes
3165   else
3166     if test "$curl" = "yes" ; then
3167       feature_not_found "curl" "Install libcurl devel"
3168     fi
3169     curl=no
3170   fi
3171 fi # test "$curl"
3172
3173 ##########################################
3174 # bluez support probe
3175 if test "$bluez" != "no" ; then
3176   cat > $TMPC << EOF
3177 #include <bluetooth/bluetooth.h>
3178 int main(void) { return bt_error(0); }
3179 EOF
3180   bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3181   bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3182   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3183     bluez=yes
3184     libs_softmmu="$bluez_libs $libs_softmmu"
3185   else
3186     if test "$bluez" = "yes" ; then
3187       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3188     fi
3189     bluez="no"
3190   fi
3191 fi
3192
3193 ##########################################
3194 # glib support probe
3195
3196 if test "$mingw32" = yes; then
3197     glib_req_ver=2.30
3198 else
3199     glib_req_ver=2.22
3200 fi
3201 glib_modules=gthread-2.0
3202 if test "$modules" = yes; then
3203     glib_modules="$glib_modules gmodule-2.0"
3204 fi
3205
3206 # This workaround is required due to a bug in pkg-config file for glib as it
3207 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3208
3209 if test "$static" = yes -a "$mingw32" = yes; then
3210     QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3211 fi
3212
3213 for i in $glib_modules; do
3214     if $pkg_config --atleast-version=$glib_req_ver $i; then
3215         glib_cflags=$($pkg_config --cflags $i)
3216         glib_libs=$($pkg_config --libs $i)
3217         QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3218         LIBS="$glib_libs $LIBS"
3219         libs_qga="$glib_libs $libs_qga"
3220     else
3221         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3222     fi
3223 done
3224
3225 # Sanity check that the current size_t matches the
3226 # size that glib thinks it should be. This catches
3227 # problems on multi-arch where people try to build
3228 # 32-bit QEMU while pointing at 64-bit glib headers
3229 cat > $TMPC <<EOF
3230 #include <glib.h>
3231 #include <unistd.h>
3232
3233 #define QEMU_BUILD_BUG_ON(x) \
3234   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3235
3236 int main(void) {
3237    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3238    return 0;
3239 }
3240 EOF
3241
3242 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3243     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3244                "You probably need to set PKG_CONFIG_LIBDIR"\
3245                "to point to the right pkg-config files for your"\
3246                "build target"
3247 fi
3248
3249 # g_test_trap_subprocess added in 2.38. Used by some tests.
3250 glib_subprocess=yes
3251 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3252     glib_subprocess=no
3253 fi
3254
3255 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3256 cat > $TMPC << EOF
3257 #include <glib.h>
3258 int main(void) { return 0; }
3259 EOF
3260 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3261     if cc_has_warning_flag "-Wno-unknown-attributes"; then
3262         glib_cflags="-Wno-unknown-attributes $glib_cflags"
3263         CFLAGS="-Wno-unknown-attributes $CFLAGS"
3264     fi
3265 fi
3266
3267 ##########################################
3268 # SHA command probe for modules
3269 if test "$modules" = yes; then
3270     shacmd_probe="sha1sum sha1 shasum"
3271     for c in $shacmd_probe; do
3272         if has $c; then
3273             shacmd="$c"
3274             break
3275         fi
3276     done
3277     if test "$shacmd" = ""; then
3278         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3279     fi
3280 fi
3281
3282 ##########################################
3283 # pixman support probe
3284
3285 if test "$pixman" = ""; then
3286   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3287     pixman="none"
3288   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3289     pixman="system"
3290   else
3291     pixman="internal"
3292   fi
3293 fi
3294 if test "$pixman" = "none"; then
3295   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
3296     error_exit "pixman disabled but system emulation or tools build" \
3297         "enabled.  You can turn off pixman only if you also" \
3298         "disable all system emulation targets and the tools" \
3299         "build with '--disable-tools --disable-system'."
3300   fi
3301   pixman_cflags=
3302   pixman_libs=
3303 elif test "$pixman" = "system"; then
3304   # pixman version has been checked above
3305   pixman_cflags=$($pkg_config --cflags pixman-1)
3306   pixman_libs=$($pkg_config --libs pixman-1)
3307 else
3308   if test ! -d ${source_path}/pixman/pixman; then
3309     error_exit "pixman >= 0.21.8 not present. Your options:" \
3310         "  (1) Preferred: Install the pixman devel package (any recent" \
3311         "      distro should have packages as Xorg needs pixman too)." \
3312         "  (2) Fetch the pixman submodule, using:" \
3313         "      git submodule update --init pixman"
3314   fi
3315   mkdir -p pixman/pixman
3316   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
3317   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
3318 fi
3319
3320 ##########################################
3321 # libcap probe
3322
3323 if test "$cap" != "no" ; then
3324   cat > $TMPC <<EOF
3325 #include <stdio.h>
3326 #include <sys/capability.h>
3327 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3328 EOF
3329   if compile_prog "" "-lcap" ; then
3330     cap=yes
3331   else
3332     cap=no
3333   fi
3334 fi
3335
3336 ##########################################
3337 # pthread probe
3338 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3339
3340 pthread=no
3341 cat > $TMPC << EOF
3342 #include <pthread.h>
3343 static void *f(void *p) { return NULL; }
3344 int main(void) {
3345   pthread_t thread;
3346   pthread_create(&thread, 0, f, 0);
3347   return 0;
3348 }
3349 EOF
3350 if compile_prog "" "" ; then
3351   pthread=yes
3352 else
3353   for pthread_lib in $PTHREADLIBS_LIST; do
3354     if compile_prog "" "$pthread_lib" ; then
3355       pthread=yes
3356       found=no
3357       for lib_entry in $LIBS; do
3358         if test "$lib_entry" = "$pthread_lib"; then
3359           found=yes
3360           break
3361         fi
3362       done
3363       if test "$found" = "no"; then
3364         LIBS="$pthread_lib $LIBS"
3365       fi
3366       PTHREAD_LIB="$pthread_lib"
3367       break
3368     fi
3369   done
3370 fi
3371
3372 if test "$mingw32" != yes -a "$pthread" = no; then
3373   error_exit "pthread check failed" \
3374       "Make sure to have the pthread libs and headers installed."
3375 fi
3376
3377 # check for pthread_setname_np
3378 pthread_setname_np=no
3379 cat > $TMPC << EOF
3380 #include <pthread.h>
3381
3382 static void *f(void *p) { return NULL; }
3383 int main(void)
3384 {
3385     pthread_t thread;
3386     pthread_create(&thread, 0, f, 0);
3387     pthread_setname_np(thread, "QEMU");
3388     return 0;
3389 }
3390 EOF
3391 if compile_prog "" "$pthread_lib" ; then
3392   pthread_setname_np=yes
3393 fi
3394
3395 ##########################################
3396 # rbd probe
3397 if test "$rbd" != "no" ; then
3398   cat > $TMPC <<EOF
3399 #include <stdio.h>
3400 #include <rbd/librbd.h>
3401 int main(void) {
3402     rados_t cluster;
3403     rados_create(&cluster, NULL);
3404     return 0;
3405 }
3406 EOF
3407   rbd_libs="-lrbd -lrados"
3408   if compile_prog "" "$rbd_libs" ; then
3409     rbd=yes
3410   else
3411     if test "$rbd" = "yes" ; then
3412       feature_not_found "rados block device" "Install librbd/ceph devel"
3413     fi
3414     rbd=no
3415   fi
3416 fi
3417
3418 ##########################################
3419 # libssh2 probe
3420 min_libssh2_version=1.2.8
3421 if test "$libssh2" != "no" ; then
3422   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3423     libssh2_cflags=$($pkg_config libssh2 --cflags)
3424     libssh2_libs=$($pkg_config libssh2 --libs)
3425     libssh2=yes
3426   else
3427     if test "$libssh2" = "yes" ; then
3428       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3429     fi
3430     libssh2=no
3431   fi
3432 fi
3433
3434 ##########################################
3435 # libssh2_sftp_fsync probe
3436
3437 if test "$libssh2" = "yes"; then
3438   cat > $TMPC <<EOF
3439 #include <stdio.h>
3440 #include <libssh2.h>
3441 #include <libssh2_sftp.h>
3442 int main(void) {
3443     LIBSSH2_SESSION *session;
3444     LIBSSH2_SFTP *sftp;
3445     LIBSSH2_SFTP_HANDLE *sftp_handle;
3446     session = libssh2_session_init ();
3447     sftp = libssh2_sftp_init (session);
3448     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3449     libssh2_sftp_fsync (sftp_handle);
3450     return 0;
3451 }
3452 EOF
3453   # libssh2_cflags/libssh2_libs defined in previous test.
3454   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3455     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3456   fi
3457 fi
3458
3459 ##########################################
3460 # linux-aio probe
3461
3462 if test "$linux_aio" != "no" ; then
3463   cat > $TMPC <<EOF
3464 #include <libaio.h>
3465 #include <sys/eventfd.h>
3466 #include <stddef.h>
3467 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3468 EOF
3469   if compile_prog "" "-laio" ; then
3470     linux_aio=yes
3471   else
3472     if test "$linux_aio" = "yes" ; then
3473       feature_not_found "linux AIO" "Install libaio devel"
3474     fi
3475     linux_aio=no
3476   fi
3477 fi
3478
3479 ##########################################
3480 # TPM passthrough is only on x86 Linux
3481
3482 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3483   tpm_passthrough=$tpm
3484 else
3485   tpm_passthrough=no
3486 fi
3487
3488 ##########################################
3489 # attr probe
3490
3491 if test "$attr" != "no" ; then
3492   cat > $TMPC <<EOF
3493 #include <stdio.h>
3494 #include <sys/types.h>
3495 #ifdef CONFIG_LIBATTR
3496 #include <attr/xattr.h>
3497 #else
3498 #include <sys/xattr.h>
3499 #endif
3500 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3501 EOF
3502   if compile_prog "" "" ; then
3503     attr=yes
3504   # Older distros have <attr/xattr.h>, and need -lattr:
3505   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3506     attr=yes
3507     LIBS="-lattr $LIBS"
3508     libattr=yes
3509   else
3510     if test "$attr" = "yes" ; then
3511       feature_not_found "ATTR" "Install libc6 or libattr devel"
3512     fi
3513     attr=no
3514   fi
3515 fi
3516
3517 ##########################################
3518 # iovec probe
3519 cat > $TMPC <<EOF
3520 #include <sys/types.h>
3521 #include <sys/uio.h>
3522 #include <unistd.h>
3523 int main(void) { return sizeof(struct iovec); }
3524 EOF
3525 iovec=no
3526 if compile_prog "" "" ; then
3527   iovec=yes
3528 fi
3529
3530 ##########################################
3531 # preadv probe
3532 cat > $TMPC <<EOF
3533 #include <sys/types.h>
3534 #include <sys/uio.h>
3535 #include <unistd.h>
3536 int main(void) { return preadv(0, 0, 0, 0); }
3537 EOF
3538 preadv=no
3539 if compile_prog "" "" ; then
3540   preadv=yes
3541 fi
3542
3543 ##########################################
3544 # fdt probe
3545 # fdt support is mandatory for at least some target architectures,
3546 # so insist on it if we're building those system emulators.
3547 fdt_required=no
3548 for target in $target_list; do
3549   case $target in
3550     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3551       fdt_required=yes
3552     ;;
3553   esac
3554 done
3555
3556 if test "$fdt_required" = "yes"; then
3557   if test "$fdt" = "no"; then
3558     error_exit "fdt disabled but some requested targets require it." \
3559       "You can turn off fdt only if you also disable all the system emulation" \
3560       "targets which need it (by specifying a cut down --target-list)."
3561   fi
3562   fdt=yes
3563 fi
3564
3565 if test "$fdt" != "no" ; then
3566   fdt_libs="-lfdt"
3567   # explicitly check for libfdt_env.h as it is missing in some stable installs
3568   # and test for required functions to make sure we are on a version >= 1.4.2
3569   cat > $TMPC << EOF
3570 #include <libfdt.h>
3571 #include <libfdt_env.h>
3572 int main(void) { fdt_first_subnode(0, 0); return 0; }
3573 EOF
3574   if compile_prog "" "$fdt_libs" ; then
3575     # system DTC is good - use it
3576     fdt=yes
3577   elif test -d ${source_path}/dtc/libfdt ; then
3578     # have submodule DTC - use it
3579     fdt=yes
3580     dtc_internal="yes"
3581     mkdir -p dtc
3582     if [ "$pwd_is_source_path" != "y" ] ; then
3583        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3584        symlink "$source_path/dtc/scripts" "dtc/scripts"
3585     fi
3586     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3587     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3588   elif test "$fdt" = "yes" ; then
3589     # have neither and want - prompt for system/submodule install
3590     error_exit "DTC (libfdt) version >= 1.4.2 not present. Your options:" \
3591         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3592         "  (2) Fetch the DTC submodule, using:" \
3593         "      git submodule update --init dtc"
3594   else
3595     # don't have and don't want
3596     fdt_libs=
3597     fdt=no
3598   fi
3599 fi
3600
3601 libs_softmmu="$libs_softmmu $fdt_libs"
3602
3603 ##########################################
3604 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3605
3606 if test "$opengl" != "no" ; then
3607   opengl_pkgs="epoxy libdrm gbm"
3608   if $pkg_config $opengl_pkgs x11; then
3609     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3610     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3611     opengl=yes
3612     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3613         gtk_gl="yes"
3614     fi
3615     QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3616   else
3617     if test "$opengl" = "yes" ; then
3618       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3619     fi
3620     opengl_cflags=""
3621     opengl_libs=""
3622     opengl=no
3623   fi
3624 fi
3625
3626 if test "$opengl" = "yes"; then
3627   cat > $TMPC << EOF
3628 #include <epoxy/egl.h>
3629 #ifndef EGL_MESA_image_dma_buf_export
3630 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3631 #endif
3632 int main(void) { return 0; }
3633 EOF
3634   if compile_prog "" "" ; then
3635     opengl_dmabuf=yes
3636   fi
3637 fi
3638
3639
3640 ##########################################
3641 # glusterfs probe
3642 if test "$glusterfs" != "no" ; then
3643   if $pkg_config --atleast-version=3 glusterfs-api; then
3644     glusterfs="yes"
3645     glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3646     glusterfs_libs=$($pkg_config --libs glusterfs-api)
3647     if $pkg_config --atleast-version=4 glusterfs-api; then
3648       glusterfs_xlator_opt="yes"
3649     fi
3650     if $pkg_config --atleast-version=5 glusterfs-api; then
3651       glusterfs_discard="yes"
3652     fi
3653     if $pkg_config --atleast-version=6 glusterfs-api; then
3654       glusterfs_fallocate="yes"
3655       glusterfs_zerofill="yes"
3656     fi
3657   else
3658     if test "$glusterfs" = "yes" ; then
3659       feature_not_found "GlusterFS backend support" \
3660           "Install glusterfs-api devel >= 3"
3661     fi
3662     glusterfs="no"
3663   fi
3664 fi
3665
3666 # Check for inotify functions when we are building linux-user
3667 # emulator.  This is done because older glibc versions don't
3668 # have syscall stubs for these implemented.  In that case we
3669 # don't provide them even if kernel supports them.
3670 #
3671 inotify=no
3672 cat > $TMPC << EOF
3673 #include <sys/inotify.h>
3674
3675 int
3676 main(void)
3677 {
3678         /* try to start inotify */
3679         return inotify_init();
3680 }
3681 EOF
3682 if compile_prog "" "" ; then
3683   inotify=yes
3684 fi
3685
3686 inotify1=no
3687 cat > $TMPC << EOF
3688 #include <sys/inotify.h>
3689
3690 int
3691 main(void)
3692 {
3693     /* try to start inotify */
3694     return inotify_init1(0);
3695 }
3696 EOF
3697 if compile_prog "" "" ; then
3698   inotify1=yes
3699 fi
3700
3701 # check if pipe2 is there
3702 pipe2=no
3703 cat > $TMPC << EOF
3704 #include <unistd.h>
3705 #include <fcntl.h>
3706
3707 int main(void)
3708 {
3709     int pipefd[2];
3710     return pipe2(pipefd, O_CLOEXEC);
3711 }
3712 EOF
3713 if compile_prog "" "" ; then
3714   pipe2=yes
3715 fi
3716
3717 # check if accept4 is there
3718 accept4=no
3719 cat > $TMPC << EOF
3720 #include <sys/socket.h>
3721 #include <stddef.h>
3722
3723 int main(void)
3724 {
3725     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3726     return 0;
3727 }
3728 EOF
3729 if compile_prog "" "" ; then
3730   accept4=yes
3731 fi
3732
3733 # check if tee/splice is there. vmsplice was added same time.
3734 splice=no
3735 cat > $TMPC << EOF
3736 #include <unistd.h>
3737 #include <fcntl.h>
3738 #include <limits.h>
3739
3740 int main(void)
3741 {
3742     int len, fd = 0;
3743     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3744     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3745     return 0;
3746 }
3747 EOF
3748 if compile_prog "" "" ; then
3749   splice=yes
3750 fi
3751
3752 ##########################################
3753 # libnuma probe
3754
3755 if test "$numa" != "no" ; then
3756   cat > $TMPC << EOF
3757 #include <numa.h>
3758 int main(void) { return numa_available(); }
3759 EOF
3760
3761   if compile_prog "" "-lnuma" ; then
3762     numa=yes
3763     libs_softmmu="-lnuma $libs_softmmu"
3764   else
3765     if test "$numa" = "yes" ; then
3766       feature_not_found "numa" "install numactl devel"
3767     fi
3768     numa=no
3769   fi
3770 fi
3771
3772 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3773     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3774     exit 1
3775 fi
3776
3777 ##########################################
3778 # tcmalloc probe
3779
3780 if test "$tcmalloc" = "yes" ; then
3781   cat > $TMPC << EOF
3782 #include <stdlib.h>
3783 int main(void) { malloc(1); return 0; }
3784 EOF
3785
3786   if compile_prog "" "-ltcmalloc" ; then
3787     LIBS="-ltcmalloc $LIBS"
3788   else
3789     feature_not_found "tcmalloc" "install gperftools devel"
3790   fi
3791 fi
3792
3793 ##########################################
3794 # jemalloc probe
3795
3796 if test "$jemalloc" = "yes" ; then
3797   cat > $TMPC << EOF
3798 #include <stdlib.h>
3799 int main(void) { malloc(1); return 0; }
3800 EOF
3801
3802   if compile_prog "" "-ljemalloc" ; then
3803     LIBS="-ljemalloc $LIBS"
3804   else
3805     feature_not_found "jemalloc" "install jemalloc devel"
3806   fi
3807 fi
3808
3809 ##########################################
3810 # signalfd probe
3811 signalfd="no"
3812 cat > $TMPC << EOF
3813 #include <unistd.h>
3814 #include <sys/syscall.h>
3815 #include <signal.h>
3816 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3817 EOF
3818
3819 if compile_prog "" "" ; then
3820   signalfd=yes
3821 fi
3822
3823 # check if eventfd is supported
3824 eventfd=no
3825 cat > $TMPC << EOF
3826 #include <sys/eventfd.h>
3827
3828 int main(void)
3829 {
3830     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3831 }
3832 EOF
3833 if compile_prog "" "" ; then
3834   eventfd=yes
3835 fi
3836
3837 # check if memfd is supported
3838 memfd=no
3839 cat > $TMPC << EOF
3840 #include <sys/memfd.h>
3841
3842 int main(void)
3843 {
3844     return memfd_create("foo", MFD_ALLOW_SEALING);
3845 }
3846 EOF
3847 if compile_prog "" "" ; then
3848   memfd=yes
3849 fi
3850
3851
3852
3853 # check for fallocate
3854 fallocate=no
3855 cat > $TMPC << EOF
3856 #include <fcntl.h>
3857
3858 int main(void)
3859 {
3860     fallocate(0, 0, 0, 0);
3861     return 0;
3862 }
3863 EOF
3864 if compile_prog "" "" ; then
3865   fallocate=yes
3866 fi
3867
3868 # check for fallocate hole punching
3869 fallocate_punch_hole=no
3870 cat > $TMPC << EOF
3871 #include <fcntl.h>
3872 #include <linux/falloc.h>
3873
3874 int main(void)
3875 {
3876     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3877     return 0;
3878 }
3879 EOF
3880 if compile_prog "" "" ; then
3881   fallocate_punch_hole=yes
3882 fi
3883
3884 # check that fallocate supports range zeroing inside the file
3885 fallocate_zero_range=no
3886 cat > $TMPC << EOF
3887 #include <fcntl.h>
3888 #include <linux/falloc.h>
3889
3890 int main(void)
3891 {
3892     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3893     return 0;
3894 }
3895 EOF
3896 if compile_prog "" "" ; then
3897   fallocate_zero_range=yes
3898 fi
3899
3900 # check for posix_fallocate
3901 posix_fallocate=no
3902 cat > $TMPC << EOF
3903 #include <fcntl.h>
3904
3905 int main(void)
3906 {
3907     posix_fallocate(0, 0, 0);
3908     return 0;
3909 }
3910 EOF
3911 if compile_prog "" "" ; then
3912     posix_fallocate=yes
3913 fi
3914
3915 # check for sync_file_range
3916 sync_file_range=no
3917 cat > $TMPC << EOF
3918 #include <fcntl.h>
3919
3920 int main(void)
3921 {
3922     sync_file_range(0, 0, 0, 0);
3923     return 0;
3924 }
3925 EOF
3926 if compile_prog "" "" ; then
3927   sync_file_range=yes
3928 fi
3929
3930 # check for linux/fiemap.h and FS_IOC_FIEMAP
3931 fiemap=no
3932 cat > $TMPC << EOF
3933 #include <sys/ioctl.h>
3934 #include <linux/fs.h>
3935 #include <linux/fiemap.h>
3936
3937 int main(void)
3938 {
3939     ioctl(0, FS_IOC_FIEMAP, 0);
3940     return 0;
3941 }
3942 EOF
3943 if compile_prog "" "" ; then
3944   fiemap=yes
3945 fi
3946
3947 # check for dup3
3948 dup3=no
3949 cat > $TMPC << EOF
3950 #include <unistd.h>
3951
3952 int main(void)
3953 {
3954     dup3(0, 0, 0);
3955     return 0;
3956 }
3957 EOF
3958 if compile_prog "" "" ; then
3959   dup3=yes
3960 fi
3961
3962 # check for ppoll support
3963 ppoll=no
3964 cat > $TMPC << EOF
3965 #include <poll.h>
3966
3967 int main(void)
3968 {
3969     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3970     ppoll(&pfd, 1, 0, 0);
3971     return 0;
3972 }
3973 EOF
3974 if compile_prog "" "" ; then
3975   ppoll=yes
3976 fi
3977
3978 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3979 prctl_pr_set_timerslack=no
3980 cat > $TMPC << EOF
3981 #include <sys/prctl.h>
3982
3983 int main(void)
3984 {
3985     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3986     return 0;
3987 }
3988 EOF
3989 if compile_prog "" "" ; then
3990   prctl_pr_set_timerslack=yes
3991 fi
3992
3993 # check for epoll support
3994 epoll=no
3995 cat > $TMPC << EOF
3996 #include <sys/epoll.h>
3997
3998 int main(void)
3999 {
4000     epoll_create(0);
4001     return 0;
4002 }
4003 EOF
4004 if compile_prog "" "" ; then
4005   epoll=yes
4006 fi
4007
4008 # epoll_create1 is a later addition
4009 # so we must check separately for its presence
4010 epoll_create1=no
4011 cat > $TMPC << EOF
4012 #include <sys/epoll.h>
4013
4014 int main(void)
4015 {
4016     /* Note that we use epoll_create1 as a value, not as
4017      * a function being called. This is necessary so that on
4018      * old SPARC glibc versions where the function was present in
4019      * the library but not declared in the header file we will
4020      * fail the configure check. (Otherwise we will get a compiler
4021      * warning but not an error, and will proceed to fail the
4022      * qemu compile where we compile with -Werror.)
4023      */
4024     return (int)(uintptr_t)&epoll_create1;
4025 }
4026 EOF
4027 if compile_prog "" "" ; then
4028   epoll_create1=yes
4029 fi
4030
4031 # check for sendfile support
4032 sendfile=no
4033 cat > $TMPC << EOF
4034 #include <sys/sendfile.h>
4035
4036 int main(void)
4037 {
4038     return sendfile(0, 0, 0, 0);
4039 }
4040 EOF
4041 if compile_prog "" "" ; then
4042   sendfile=yes
4043 fi
4044
4045 # check for timerfd support (glibc 2.8 and newer)
4046 timerfd=no
4047 cat > $TMPC << EOF
4048 #include <sys/timerfd.h>
4049
4050 int main(void)
4051 {
4052     return(timerfd_create(CLOCK_REALTIME, 0));
4053 }
4054 EOF
4055 if compile_prog "" "" ; then
4056   timerfd=yes
4057 fi
4058
4059 # check for setns and unshare support
4060 setns=no
4061 cat > $TMPC << EOF
4062 #include <sched.h>
4063
4064 int main(void)
4065 {
4066     int ret;
4067     ret = setns(0, 0);
4068     ret = unshare(0);
4069     return ret;
4070 }
4071 EOF
4072 if compile_prog "" "" ; then
4073   setns=yes
4074 fi
4075
4076 # clock_adjtime probe
4077 clock_adjtime=no
4078 cat > $TMPC <<EOF
4079 #include <time.h>
4080
4081 int main(void)
4082 {
4083     return clock_adjtime(0, 0);
4084 }
4085 EOF
4086 clock_adjtime=no
4087 if compile_prog "" "" ; then
4088   clock_adjtime=yes
4089 fi
4090
4091 # syncfs probe
4092 syncfs=no
4093 cat > $TMPC <<EOF
4094 #include <unistd.h>
4095
4096 int main(void)
4097 {
4098     return syncfs(0);
4099 }
4100 EOF
4101 syncfs=no
4102 if compile_prog "" "" ; then
4103   syncfs=yes
4104 fi
4105
4106 # Check if tools are available to build documentation.
4107 if test "$docs" != "no" ; then
4108   if has makeinfo && has pod2man; then
4109     docs=yes
4110   else
4111     if test "$docs" = "yes" ; then
4112       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4113     fi
4114     docs=no
4115   fi
4116 fi
4117
4118 # Search for bswap_32 function
4119 byteswap_h=no
4120 cat > $TMPC << EOF
4121 #include <byteswap.h>
4122 int main(void) { return bswap_32(0); }
4123 EOF
4124 if compile_prog "" "" ; then
4125   byteswap_h=yes
4126 fi
4127
4128 # Search for bswap32 function
4129 bswap_h=no
4130 cat > $TMPC << EOF
4131 #include <sys/endian.h>
4132 #include <sys/types.h>
4133 #include <machine/bswap.h>
4134 int main(void) { return bswap32(0); }
4135 EOF
4136 if compile_prog "" "" ; then
4137   bswap_h=yes
4138 fi
4139
4140 ##########################################
4141 # Do we have libiscsi >= 1.9.0
4142 if test "$libiscsi" != "no" ; then
4143   if $pkg_config --atleast-version=1.9.0 libiscsi; then
4144     libiscsi="yes"
4145     libiscsi_cflags=$($pkg_config --cflags libiscsi)
4146     libiscsi_libs=$($pkg_config --libs libiscsi)
4147   else
4148     if test "$libiscsi" = "yes" ; then
4149       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4150     fi
4151     libiscsi="no"
4152   fi
4153 fi
4154
4155 ##########################################
4156 # Do we need libm
4157 cat > $TMPC << EOF
4158 #include <math.h>
4159 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4160 EOF
4161 if compile_prog "" "" ; then
4162   :
4163 elif compile_prog "" "-lm" ; then
4164   LIBS="-lm $LIBS"
4165   libs_qga="-lm $libs_qga"
4166 else
4167   error_exit "libm check failed"
4168 fi
4169
4170 ##########################################
4171 # Do we need librt
4172 # uClibc provides 2 versions of clock_gettime(), one with realtime
4173 # support and one without. This means that the clock_gettime() don't
4174 # need -lrt. We still need it for timer_create() so we check for this
4175 # function in addition.
4176 cat > $TMPC <<EOF
4177 #include <signal.h>
4178 #include <time.h>
4179 int main(void) {
4180   timer_create(CLOCK_REALTIME, NULL, NULL);
4181   return clock_gettime(CLOCK_REALTIME, NULL);
4182 }
4183 EOF
4184
4185 if compile_prog "" "" ; then
4186   :
4187 # we need pthread for static linking. use previous pthread test result
4188 elif compile_prog "" "$pthread_lib -lrt" ; then
4189   LIBS="$LIBS -lrt"
4190   libs_qga="$libs_qga -lrt"
4191 fi
4192
4193 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4194         "$aix" != "yes" -a "$haiku" != "yes" ; then
4195     libs_softmmu="-lutil $libs_softmmu"
4196 fi
4197
4198 ##########################################
4199 # spice probe
4200 if test "$spice" != "no" ; then
4201   cat > $TMPC << EOF
4202 #include <spice.h>
4203 int main(void) { spice_server_new(); return 0; }
4204 EOF
4205   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4206   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4207   if $pkg_config --atleast-version=0.12.0 spice-server && \
4208      $pkg_config --atleast-version=0.12.3 spice-protocol && \
4209      compile_prog "$spice_cflags" "$spice_libs" ; then
4210     spice="yes"
4211     libs_softmmu="$libs_softmmu $spice_libs"
4212     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4213     spice_protocol_version=$($pkg_config --modversion spice-protocol)
4214     spice_server_version=$($pkg_config --modversion spice-server)
4215   else
4216     if test "$spice" = "yes" ; then
4217       feature_not_found "spice" \
4218           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4219     fi
4220     spice="no"
4221   fi
4222 fi
4223
4224 # check for smartcard support
4225 smartcard_cflags=""
4226 if test "$smartcard" != "no"; then
4227     if $pkg_config libcacard; then
4228         libcacard_cflags=$($pkg_config --cflags libcacard)
4229         libcacard_libs=$($pkg_config --libs libcacard)
4230         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
4231         libs_softmmu="$libs_softmmu $libcacard_libs"
4232         smartcard="yes"
4233     else
4234         if test "$smartcard" = "yes"; then
4235             feature_not_found "smartcard" "Install libcacard devel"
4236         fi
4237         smartcard="no"
4238     fi
4239 fi
4240
4241 # check for libusb
4242 if test "$libusb" != "no" ; then
4243     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4244         libusb="yes"
4245         libusb_cflags=$($pkg_config --cflags libusb-1.0)
4246         libusb_libs=$($pkg_config --libs libusb-1.0)
4247         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
4248         libs_softmmu="$libs_softmmu $libusb_libs"
4249     else
4250         if test "$libusb" = "yes"; then
4251             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
4252         fi
4253         libusb="no"
4254     fi
4255 fi
4256
4257 # check for usbredirparser for usb network redirection support
4258 if test "$usb_redir" != "no" ; then
4259     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4260         usb_redir="yes"
4261         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4262         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4263         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
4264         libs_softmmu="$libs_softmmu $usb_redir_libs"
4265     else
4266         if test "$usb_redir" = "yes"; then
4267             feature_not_found "usb-redir" "Install usbredir devel"
4268         fi
4269         usb_redir="no"
4270     fi
4271 fi
4272
4273 ##########################################
4274 # check if we have VSS SDK headers for win
4275
4276 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4277   case "$vss_win32_sdk" in
4278     "")   vss_win32_include="-isystem $source_path" ;;
4279     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4280           # handle path with spaces. So we symlink the headers into ".sdk/vss".
4281           vss_win32_include="-isystem $source_path/.sdk/vss"
4282           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4283           ;;
4284     *)    vss_win32_include="-isystem $vss_win32_sdk"
4285   esac
4286   cat > $TMPC << EOF
4287 #define __MIDL_user_allocate_free_DEFINED__
4288 #include <inc/win2003/vss.h>
4289 int main(void) { return VSS_CTX_BACKUP; }
4290 EOF
4291   if compile_prog "$vss_win32_include" "" ; then
4292     guest_agent_with_vss="yes"
4293     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4294     libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4295     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4296   else
4297     if test "$vss_win32_sdk" != "" ; then
4298       echo "ERROR: Please download and install Microsoft VSS SDK:"
4299       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4300       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4301       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
4302       echo "ERROR: The headers are extracted in the directory \`inc'."
4303       feature_not_found "VSS support"
4304     fi
4305     guest_agent_with_vss="no"
4306   fi
4307 fi
4308
4309 ##########################################
4310 # lookup Windows platform SDK (if not specified)
4311 # The SDK is needed only to build .tlb (type library) file of guest agent
4312 # VSS provider from the source. It is usually unnecessary because the
4313 # pre-compiled .tlb file is included.
4314
4315 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4316   if test -z "$win_sdk"; then
4317     programfiles="$PROGRAMFILES"
4318     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4319     if test -n "$programfiles"; then
4320       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4321     else
4322       feature_not_found "Windows SDK"
4323     fi
4324   elif test "$win_sdk" = "no"; then
4325     win_sdk=""
4326   fi
4327 fi
4328
4329 ##########################################
4330 # check if mingw environment provides a recent ntddscsi.h
4331 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4332   cat > $TMPC << EOF
4333 #include <windows.h>
4334 #include <ntddscsi.h>
4335 int main(void) {
4336 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4337 #error Missing required ioctl definitions
4338 #endif
4339   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4340   return addr.Lun;
4341 }
4342 EOF
4343   if compile_prog "" "" ; then
4344     guest_agent_ntddscsi=yes
4345     libs_qga="-lsetupapi $libs_qga"
4346   fi
4347 fi
4348
4349 ##########################################
4350 # virgl renderer probe
4351
4352 if test "$virglrenderer" != "no" ; then
4353   cat > $TMPC << EOF
4354 #include <virglrenderer.h>
4355 int main(void) { virgl_renderer_poll(); return 0; }
4356 EOF
4357   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4358   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4359   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4360      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4361     virglrenderer="yes"
4362   else
4363     if test "$virglrenderer" = "yes" ; then
4364       feature_not_found "virglrenderer"
4365     fi
4366     virglrenderer="no"
4367   fi
4368 fi
4369
4370 ##########################################
4371 # check if we have fdatasync
4372
4373 fdatasync=no
4374 cat > $TMPC << EOF
4375 #include <unistd.h>
4376 int main(void) {
4377 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4378 return fdatasync(0);
4379 #else
4380 #error Not supported
4381 #endif
4382 }
4383 EOF
4384 if compile_prog "" "" ; then
4385     fdatasync=yes
4386 fi
4387
4388 ##########################################
4389 # check if we have madvise
4390
4391 madvise=no
4392 cat > $TMPC << EOF
4393 #include <sys/types.h>
4394 #include <sys/mman.h>
4395 #include <stddef.h>
4396 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4397 EOF
4398 if compile_prog "" "" ; then
4399     madvise=yes
4400 fi
4401
4402 ##########################################
4403 # check if we have posix_madvise
4404
4405 posix_madvise=no
4406 cat > $TMPC << EOF
4407 #include <sys/mman.h>
4408 #include <stddef.h>
4409 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4410 EOF
4411 if compile_prog "" "" ; then
4412     posix_madvise=yes
4413 fi
4414
4415 ##########################################
4416 # check if we have posix_syslog
4417
4418 posix_syslog=no
4419 cat > $TMPC << EOF
4420 #include <syslog.h>
4421 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4422 EOF
4423 if compile_prog "" "" ; then
4424     posix_syslog=yes
4425 fi
4426
4427 ##########################################
4428 # check if trace backend exists
4429
4430 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4431 if test "$?" -ne 0 ; then
4432   error_exit "invalid trace backends" \
4433       "Please choose supported trace backends."
4434 fi
4435
4436 ##########################################
4437 # For 'ust' backend, test if ust headers are present
4438 if have_backend "ust"; then
4439   cat > $TMPC << EOF
4440 #include <lttng/tracepoint.h>
4441 int main(void) { return 0; }
4442 EOF
4443   if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4444     if $pkg_config lttng-ust --exists; then
4445       lttng_ust_libs=$($pkg_config --libs lttng-ust)
4446     else
4447       lttng_ust_libs="-llttng-ust -ldl"
4448     fi
4449     if $pkg_config liburcu-bp --exists; then
4450       urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4451     else
4452       urcu_bp_libs="-lurcu-bp"
4453     fi
4454
4455     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4456     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4457   else
4458     error_exit "Trace backend 'ust' missing lttng-ust header files"
4459   fi
4460 fi
4461
4462 ##########################################
4463 # For 'dtrace' backend, test if 'dtrace' command is present
4464 if have_backend "dtrace"; then
4465   if ! has 'dtrace' ; then
4466     error_exit "dtrace command is not found in PATH $PATH"
4467   fi
4468   trace_backend_stap="no"
4469   if has 'stap' ; then
4470     trace_backend_stap="yes"
4471   fi
4472 fi
4473
4474 ##########################################
4475 # check and set a backend for coroutine
4476
4477 # We prefer ucontext, but it's not always possible. The fallback
4478 # is sigcontext. On Windows the only valid backend is the Windows
4479 # specific one.
4480
4481 ucontext_works=no
4482 if test "$darwin" != "yes"; then
4483   cat > $TMPC << EOF
4484 #include <ucontext.h>
4485 #ifdef __stub_makecontext
4486 #error Ignoring glibc stub makecontext which will always fail
4487 #endif
4488 int main(void) { makecontext(0, 0, 0); return 0; }
4489 EOF
4490   if compile_prog "" "" ; then
4491     ucontext_works=yes
4492   fi
4493 fi
4494
4495 if test "$coroutine" = ""; then
4496   if test "$mingw32" = "yes"; then
4497     coroutine=win32
4498   elif test "$ucontext_works" = "yes"; then
4499     coroutine=ucontext
4500   else
4501     coroutine=sigaltstack
4502   fi
4503 else
4504   case $coroutine in
4505   windows)
4506     if test "$mingw32" != "yes"; then
4507       error_exit "'windows' coroutine backend only valid for Windows"
4508     fi
4509     # Unfortunately the user visible backend name doesn't match the
4510     # coroutine-*.c filename for this case, so we have to adjust it here.
4511     coroutine=win32
4512     ;;
4513   ucontext)
4514     if test "$ucontext_works" != "yes"; then
4515       feature_not_found "ucontext"
4516     fi
4517     ;;
4518   sigaltstack)
4519     if test "$mingw32" = "yes"; then
4520       error_exit "only the 'windows' coroutine backend is valid for Windows"
4521     fi
4522     ;;
4523   *)
4524     error_exit "unknown coroutine backend $coroutine"
4525     ;;
4526   esac
4527 fi
4528
4529 if test "$coroutine_pool" = ""; then
4530   coroutine_pool=yes
4531 fi
4532
4533 if test "$debug_stack_usage" = "yes"; then
4534   if test "$cpu" = "ia64" -o "$cpu" = "hppa"; then
4535     error_exit "stack usage debugging is not supported for $cpu"
4536   fi
4537   if test "$coroutine_pool" = "yes"; then
4538     echo "WARN: disabling coroutine pool for stack usage debugging"
4539     coroutine_pool=no
4540   fi
4541 fi
4542
4543
4544 ##########################################
4545 # check if we have open_by_handle_at
4546
4547 open_by_handle_at=no
4548 cat > $TMPC << EOF
4549 #include <fcntl.h>
4550 #if !defined(AT_EMPTY_PATH)
4551 # error missing definition
4552 #else
4553 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4554 #endif
4555 EOF
4556 if compile_prog "" "" ; then
4557     open_by_handle_at=yes
4558 fi
4559
4560 ########################################
4561 # check if we have linux/magic.h
4562
4563 linux_magic_h=no
4564 cat > $TMPC << EOF
4565 #include <linux/magic.h>
4566 int main(void) {
4567   return 0;
4568 }
4569 EOF
4570 if compile_prog "" "" ; then
4571     linux_magic_h=yes
4572 fi
4573
4574 ########################################
4575 # check whether we can disable warning option with a pragma (this is needed
4576 # to silence warnings in the headers of some versions of external libraries).
4577 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4578 # only a warning.
4579 #
4580 # If we can't selectively disable warning in the code, disable -Werror so that
4581 # the build doesn't fail anyway.
4582
4583 pragma_disable_unused_but_set=no
4584 cat > $TMPC << EOF
4585 #pragma GCC diagnostic push
4586 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4587 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4588 #pragma GCC diagnostic pop
4589
4590 int main(void) {
4591     return 0;
4592 }
4593 EOF
4594 if compile_prog "-Werror" "" ; then
4595     pragma_diagnostic_available=yes
4596 else
4597     werror=no
4598 fi
4599
4600 ########################################
4601 # check if we have valgrind/valgrind.h
4602
4603 valgrind_h=no
4604 cat > $TMPC << EOF
4605 #include <valgrind/valgrind.h>
4606 int main(void) {
4607   return 0;
4608 }
4609 EOF
4610 if compile_prog "" "" ; then
4611     valgrind_h=yes
4612 fi
4613
4614 ########################################
4615 # check if environ is declared
4616
4617 has_environ=no
4618 cat > $TMPC << EOF
4619 #include <unistd.h>
4620 int main(void) {
4621     environ = 0;
4622     return 0;
4623 }
4624 EOF
4625 if compile_prog "" "" ; then
4626     has_environ=yes
4627 fi
4628
4629 ########################################
4630 # check if cpuid.h is usable.
4631
4632 cpuid_h=no
4633 cat > $TMPC << EOF
4634 #include <cpuid.h>
4635 int main(void) {
4636     unsigned a, b, c, d;
4637     int max = __get_cpuid_max(0, 0);
4638
4639     if (max >= 1) {
4640         __cpuid(1, a, b, c, d);
4641     }
4642
4643     if (max >= 7) {
4644         __cpuid_count(7, 0, a, b, c, d);
4645     }
4646
4647     return 0;
4648 }
4649 EOF
4650 if compile_prog "" "" ; then
4651     cpuid_h=yes
4652 fi
4653
4654 ########################################
4655 # check if __[u]int128_t is usable.
4656
4657 int128=no
4658 cat > $TMPC << EOF
4659 #if defined(__clang_major__) && defined(__clang_minor__)
4660 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4661 #  error __int128_t does not work in CLANG before 3.2
4662 # endif
4663 #endif
4664 __int128_t a;
4665 __uint128_t b;
4666 int main (void) {
4667   a = a + b;
4668   b = a * b;
4669   a = a * a;
4670   return 0;
4671 }
4672 EOF
4673 if compile_prog "" "" ; then
4674     int128=yes
4675 fi
4676
4677 #########################################
4678 # See if 128-bit atomic operations are supported.
4679
4680 atomic128=no
4681 if test "$int128" = "yes"; then
4682   cat > $TMPC << EOF
4683 int main(void)
4684 {
4685   unsigned __int128 x = 0, y = 0;
4686   y = __atomic_load_16(&x, 0);
4687   __atomic_store_16(&x, y, 0);
4688   __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4689   return 0;
4690 }
4691 EOF
4692   if compile_prog "" "" ; then
4693     atomic128=yes
4694   fi
4695 fi
4696
4697 #########################################
4698 # See if 64-bit atomic operations are supported.
4699 # Note that without __atomic builtins, we can only
4700 # assume atomic loads/stores max at pointer size.
4701
4702 cat > $TMPC << EOF
4703 #include <stdint.h>
4704 int main(void)
4705 {
4706   uint64_t x = 0, y = 0;
4707 #ifdef __ATOMIC_RELAXED
4708   y = __atomic_load_8(&x, 0);
4709   __atomic_store_8(&x, y, 0);
4710   __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
4711   __atomic_exchange_8(&x, y, 0);
4712   __atomic_fetch_add_8(&x, y, 0);
4713 #else
4714   typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
4715   __sync_lock_test_and_set(&x, y);
4716   __sync_val_compare_and_swap(&x, y, 0);
4717   __sync_fetch_and_add(&x, y);
4718 #endif
4719   return 0;
4720 }
4721 EOF
4722 if compile_prog "" "" ; then
4723   atomic64=yes
4724 fi
4725
4726 ########################################
4727 # check if getauxval is available.
4728
4729 getauxval=no
4730 cat > $TMPC << EOF
4731 #include <sys/auxv.h>
4732 int main(void) {
4733   return getauxval(AT_HWCAP) == 0;
4734 }
4735 EOF
4736 if compile_prog "" "" ; then
4737     getauxval=yes
4738 fi
4739
4740 ########################################
4741 # check if ccache is interfering with
4742 # semantic analysis of macros
4743
4744 unset CCACHE_CPP2
4745 ccache_cpp2=no
4746 cat > $TMPC << EOF
4747 static const int Z = 1;
4748 #define fn() ({ Z; })
4749 #define TAUT(X) ((X) == Z)
4750 #define PAREN(X, Y) (X == Y)
4751 #define ID(X) (X)
4752 int main(int argc, char *argv[])
4753 {
4754     int x = 0, y = 0;
4755     x = ID(x);
4756     x = fn();
4757     fn();
4758     if (PAREN(x, y)) return 0;
4759     if (TAUT(Z)) return 0;
4760     return 0;
4761 }
4762 EOF
4763
4764 if ! compile_object "-Werror"; then
4765     ccache_cpp2=yes
4766 fi
4767
4768 #################################################
4769 # clang does not support glibc + FORTIFY_SOURCE.
4770
4771 if test "$fortify_source" != "no"; then
4772   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4773     fortify_source="no";
4774   elif test -n "$cxx" && has $cxx &&
4775        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4776     fortify_source="no";
4777   else
4778     fortify_source="yes"
4779   fi
4780 fi
4781
4782 ##########################################
4783 # check if struct fsxattr is available via linux/fs.h
4784
4785 have_fsxattr=no
4786 cat > $TMPC << EOF
4787 #include <linux/fs.h>
4788 struct fsxattr foo;
4789 int main(void) {
4790   return 0;
4791 }
4792 EOF
4793 if compile_prog "" "" ; then
4794     have_fsxattr=yes
4795 fi
4796
4797 ##########################################
4798 # check if rtnetlink.h exists and is useful
4799 have_rtnetlink=no
4800 cat > $TMPC << EOF
4801 #include <linux/rtnetlink.h>
4802 int main(void) {
4803   return IFLA_PROTO_DOWN;
4804 }
4805 EOF
4806 if compile_prog "" "" ; then
4807     have_rtnetlink=yes
4808 fi
4809
4810 ##########################################
4811 # check for usable AF_VSOCK environment
4812 have_af_vsock=no
4813 cat > $TMPC << EOF
4814 #include <errno.h>
4815 #include <sys/types.h>
4816 #include <sys/socket.h>
4817 #if !defined(AF_VSOCK)
4818 # error missing AF_VSOCK flag
4819 #endif
4820 #include <linux/vm_sockets.h>
4821 int main(void) {
4822     int sock, ret;
4823     struct sockaddr_vm svm;
4824     socklen_t len = sizeof(svm);
4825     sock = socket(AF_VSOCK, SOCK_STREAM, 0);
4826     ret = getpeername(sock, (struct sockaddr *)&svm, &len);
4827     if ((ret == -1) && (errno == ENOTCONN)) {
4828         return 0;
4829     }
4830     return -1;
4831 }
4832 EOF
4833 if compile_prog "" "" ; then
4834     have_af_vsock=yes
4835 fi
4836
4837 #################################################
4838 # Sparc implicitly links with --relax, which is
4839 # incompatible with -r, so --no-relax should be
4840 # given. It does no harm to give it on other
4841 # platforms too.
4842
4843 # Note: the prototype is needed since QEMU_CFLAGS
4844 #       contains -Wmissing-prototypes
4845 cat > $TMPC << EOF
4846 extern int foo(void);
4847 int foo(void) { return 0; }
4848 EOF
4849 if ! compile_object ""; then
4850   error_exit "Failed to compile object file for LD_REL_FLAGS test"
4851 fi
4852 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
4853   if do_cc -nostdlib $i -o $TMPMO $TMPO; then
4854     LD_REL_FLAGS=$i
4855     break
4856   fi
4857 done
4858 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
4859   feature_not_found "modules" "Cannot find how to build relocatable objects"
4860 fi
4861
4862 ##########################################
4863 # check for sysmacros.h
4864
4865 have_sysmacros=no
4866 cat > $TMPC << EOF
4867 #include <sys/sysmacros.h>
4868 int main(void) {
4869     return makedev(0, 0);
4870 }
4871 EOF
4872 if compile_prog "" "" ; then
4873     have_sysmacros=yes
4874 fi
4875
4876 ##########################################
4877 # Veritas HyperScale block driver VxHS
4878 # Check if libvxhs is installed
4879
4880 if test "$vxhs" != "no" ; then
4881   cat > $TMPC <<EOF
4882 #include <stdint.h>
4883 #include <qnio/qnio_api.h>
4884
4885 void *vxhs_callback;
4886
4887 int main(void) {
4888     iio_init(QNIO_VERSION, vxhs_callback);
4889     return 0;
4890 }
4891 EOF
4892   vxhs_libs="-lvxhs -lssl"
4893   if compile_prog "" "$vxhs_libs" ; then
4894     vxhs=yes
4895   else
4896     if test "$vxhs" = "yes" ; then
4897       feature_not_found "vxhs block device" "Install libvxhs See github"
4898     fi
4899     vxhs=no
4900   fi
4901 fi
4902
4903 ##########################################
4904 # check for _Static_assert()
4905
4906 have_static_assert=no
4907 cat > $TMPC << EOF
4908 _Static_assert(1, "success");
4909 int main(void) {
4910     return 0;
4911 }
4912 EOF
4913 if compile_prog "" "" ; then
4914     have_static_assert=yes
4915 fi
4916
4917 ##########################################
4918 # End of CC checks
4919 # After here, no more $cc or $ld runs
4920
4921 if test "$gcov" = "yes" ; then
4922   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4923   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4924 elif test "$fortify_source" = "yes" ; then
4925   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4926 elif test "$debug" = "no"; then
4927   CFLAGS="-O2 $CFLAGS"
4928 fi
4929
4930 ##########################################
4931 # Do we have libnfs
4932 if test "$libnfs" != "no" ; then
4933   if $pkg_config --atleast-version=1.9.3 libnfs; then
4934     libnfs="yes"
4935     libnfs_libs=$($pkg_config --libs libnfs)
4936   else
4937     if test "$libnfs" = "yes" ; then
4938       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4939     fi
4940     libnfs="no"
4941   fi
4942 fi
4943
4944 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4945 if test "$werror" = "yes"; then
4946     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4947 fi
4948
4949 if test "$solaris" = "no" ; then
4950     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4951         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4952     fi
4953 fi
4954
4955 # test if pod2man has --utf8 option
4956 if pod2man --help | grep -q utf8; then
4957     POD2MAN="pod2man --utf8"
4958 else
4959     POD2MAN="pod2man"
4960 fi
4961
4962 # Use ASLR, no-SEH and DEP if available
4963 if test "$mingw32" = "yes" ; then
4964     for flag in --dynamicbase --no-seh --nxcompat; do
4965         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4966             LDFLAGS="-Wl,$flag $LDFLAGS"
4967         fi
4968     done
4969 fi
4970
4971 qemu_confdir=$sysconfdir$confsuffix
4972 qemu_moddir=$libdir$confsuffix
4973 qemu_datadir=$datadir$confsuffix
4974 qemu_localedir="$datadir/locale"
4975
4976 tools=""
4977 if test "$want_tools" = "yes" ; then
4978   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4979   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4980     tools="qemu-nbd\$(EXESUF) $tools"
4981     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
4982   fi
4983 fi
4984 if test "$softmmu" = yes ; then
4985   if test "$virtfs" != no ; then
4986     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4987       virtfs=yes
4988       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4989     else
4990       if test "$virtfs" = yes; then
4991         error_exit "VirtFS is supported only on Linux and requires libcap devel and libattr devel"
4992       fi
4993       virtfs=no
4994     fi
4995   fi
4996 fi
4997
4998 # Probe for guest agent support/options
4999
5000 if [ "$guest_agent" != "no" ]; then
5001   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5002       tools="qemu-ga $tools"
5003       guest_agent=yes
5004   elif [ "$guest_agent" != yes ]; then
5005       guest_agent=no
5006   else
5007       error_exit "Guest agent is not supported on this platform"
5008   fi
5009 fi
5010
5011 # Guest agent Window MSI  package
5012
5013 if test "$guest_agent" != yes; then
5014   if test "$guest_agent_msi" = yes; then
5015     error_exit "MSI guest agent package requires guest agent enabled"
5016   fi
5017   guest_agent_msi=no
5018 elif test "$mingw32" != "yes"; then
5019   if test "$guest_agent_msi" = "yes"; then
5020     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5021   fi
5022   guest_agent_msi=no
5023 elif ! has wixl; then
5024   if test "$guest_agent_msi" = "yes"; then
5025     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5026   fi
5027   guest_agent_msi=no
5028 else
5029   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5030   # disabled explicitly
5031   if test "$guest_agent_msi" != "no"; then
5032     guest_agent_msi=yes
5033   fi
5034 fi
5035
5036 if test "$guest_agent_msi" = "yes"; then
5037   if test "$guest_agent_with_vss" = "yes"; then
5038     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5039   fi
5040
5041   if test "$QEMU_GA_MANUFACTURER" = ""; then
5042     QEMU_GA_MANUFACTURER=QEMU
5043   fi
5044
5045   if test "$QEMU_GA_DISTRO" = ""; then
5046     QEMU_GA_DISTRO=Linux
5047   fi
5048
5049   if test "$QEMU_GA_VERSION" = ""; then
5050       QEMU_GA_VERSION=$(cat $source_path/VERSION)
5051   fi
5052
5053   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5054
5055   case "$cpu" in
5056   x86_64)
5057     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5058     ;;
5059   i386)
5060     QEMU_GA_MSI_ARCH="-D Arch=32"
5061     ;;
5062   *)
5063     error_exit "CPU $cpu not supported for building installation package"
5064     ;;
5065   esac
5066 fi
5067
5068 # Mac OS X ships with a broken assembler
5069 roms=
5070 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5071         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5072         "$softmmu" = yes ; then
5073     # Different host OS linkers have different ideas about the name of the ELF
5074     # emulation. Linux and OpenBSD use 'elf_i386'; FreeBSD uses the _fbsd
5075     # variant; and Windows uses i386pe.
5076     for emu in elf_i386 elf_i386_fbsd i386pe; do
5077         if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5078             ld_i386_emulation="$emu"
5079             roms="optionrom"
5080             break
5081         fi
5082     done
5083 fi
5084 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5085   roms="$roms spapr-rtas"
5086 fi
5087
5088 if test "$cpu" = "s390x" ; then
5089   roms="$roms s390-ccw"
5090 fi
5091
5092 # Probe for the need for relocating the user-only binary.
5093 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5094   textseg_addr=
5095   case "$cpu" in
5096     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5097       # ??? Rationale for choosing this address
5098       textseg_addr=0x60000000
5099       ;;
5100     mips)
5101       # A 256M aligned address, high in the address space, with enough
5102       # room for the code_gen_buffer above it before the stack.
5103       textseg_addr=0x60000000
5104       ;;
5105   esac
5106   if [ -n "$textseg_addr" ]; then
5107     cat > $TMPC <<EOF
5108     int main(void) { return 0; }
5109 EOF
5110     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5111     if ! compile_prog "" "$textseg_ldflags"; then
5112       # In case ld does not support -Ttext-segment, edit the default linker
5113       # script via sed to set the .text start addr.  This is needed on FreeBSD
5114       # at least.
5115       if ! $ld --verbose >/dev/null 2>&1; then
5116         error_exit \
5117             "We need to link the QEMU user mode binaries at a" \
5118             "specific text address. Unfortunately your linker" \
5119             "doesn't support either the -Ttext-segment option or" \
5120             "printing the default linker script with --verbose." \
5121             "If you don't want the user mode binaries, pass the" \
5122             "--disable-user option to configure."
5123       fi
5124
5125       $ld --verbose | sed \
5126         -e '1,/==================================================/d' \
5127         -e '/==================================================/,$d' \
5128         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5129         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5130       textseg_ldflags="-Wl,-T../config-host.ld"
5131     fi
5132   fi
5133 fi
5134
5135 # Check that the C++ compiler exists and works with the C compiler.
5136 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5137 if has $cxx; then
5138     cat > $TMPC <<EOF
5139 int c_function(void);
5140 int main(void) { return c_function(); }
5141 EOF
5142
5143     compile_object
5144
5145     cat > $TMPCXX <<EOF
5146 extern "C" {
5147    int c_function(void);
5148 }
5149 int c_function(void) { return 42; }
5150 EOF
5151
5152     update_cxxflags
5153
5154     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5155         # C++ compiler $cxx works ok with C compiler $cc
5156         :
5157     else
5158         echo "C++ compiler $cxx does not work with C compiler $cc"
5159         echo "Disabling C++ specific optional code"
5160         cxx=
5161     fi
5162 else
5163     echo "No C++ compiler available; disabling C++ specific optional code"
5164     cxx=
5165 fi
5166
5167 echo_version() {
5168     if test "$1" = "yes" ; then
5169         echo "($2)"
5170     fi
5171 }
5172
5173 # prepend pixman and ftd flags after all config tests are done
5174 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5175 libs_softmmu="$pixman_libs $libs_softmmu"
5176
5177 echo "Install prefix    $prefix"
5178 echo "BIOS directory    $(eval echo $qemu_datadir)"
5179 echo "binary directory  $(eval echo $bindir)"
5180 echo "library directory $(eval echo $libdir)"
5181 echo "module directory  $(eval echo $qemu_moddir)"
5182 echo "libexec directory $(eval echo $libexecdir)"
5183 echo "include directory $(eval echo $includedir)"
5184 echo "config directory  $(eval echo $sysconfdir)"
5185 if test "$mingw32" = "no" ; then
5186 echo "local state directory   $(eval echo $local_statedir)"
5187 echo "Manual directory  $(eval echo $mandir)"
5188 echo "ELF interp prefix $interp_prefix"
5189 else
5190 echo "local state directory   queried at runtime"
5191 echo "Windows SDK       $win_sdk"
5192 fi
5193 echo "Source path       $source_path"
5194 echo "C compiler        $cc"
5195 echo "Host C compiler   $host_cc"
5196 echo "C++ compiler      $cxx"
5197 echo "Objective-C compiler $objcc"
5198 echo "ARFLAGS           $ARFLAGS"
5199 echo "CFLAGS            $CFLAGS"
5200 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
5201 echo "LDFLAGS           $LDFLAGS"
5202 echo "make              $make"
5203 echo "install           $install"
5204 echo "python            $python"
5205 if test "$slirp" = "yes" ; then
5206     echo "smbd              $smbd"
5207 fi
5208 echo "module support    $modules"
5209 echo "host CPU          $cpu"
5210 echo "host big endian   $bigendian"
5211 echo "target list       $target_list"
5212 echo "gprof enabled     $gprof"
5213 echo "sparse enabled    $sparse"
5214 echo "strip binaries    $strip_opt"
5215 echo "profiler          $profiler"
5216 echo "static build      $static"
5217 if test "$darwin" = "yes" ; then
5218     echo "Cocoa support     $cocoa"
5219 fi
5220 echo "pixman            $pixman"
5221 echo "SDL support       $sdl $(echo_version $sdl $sdlversion)"
5222 echo "GTK support       $gtk $(echo_version $gtk $gtk_version)"
5223 echo "GTK GL support    $gtk_gl"
5224 echo "VTE support       $vte $(echo_version $vte $vteversion)"
5225 echo "TLS priority      $tls_priority"
5226 echo "GNUTLS support    $gnutls"
5227 echo "GNUTLS rnd        $gnutls_rnd"
5228 echo "libgcrypt         $gcrypt"
5229 echo "libgcrypt kdf     $gcrypt_kdf"
5230 echo "nettle            $nettle $(echo_version $nettle $nettle_version)"
5231 echo "nettle kdf        $nettle_kdf"
5232 echo "libtasn1          $tasn1"
5233 echo "curses support    $curses"
5234 echo "virgl support     $virglrenderer"
5235 echo "curl support      $curl"
5236 echo "mingw32 support   $mingw32"
5237 echo "Audio drivers     $audio_drv_list"
5238 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5239 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5240 echo "VirtFS support    $virtfs"
5241 echo "VNC support       $vnc"
5242 if test "$vnc" = "yes" ; then
5243     echo "VNC SASL support  $vnc_sasl"
5244     echo "VNC JPEG support  $vnc_jpeg"
5245     echo "VNC PNG support   $vnc_png"
5246 fi
5247 if test -n "$sparc_cpu"; then
5248     echo "Target Sparc Arch $sparc_cpu"
5249 fi
5250 echo "xen support       $xen"
5251 if test "$xen" = "yes" ; then
5252   echo "xen ctrl version  $xen_ctrl_version"
5253   echo "pv dom build      $xen_pv_domain_build"
5254 fi
5255 echo "brlapi support    $brlapi"
5256 echo "bluez  support    $bluez"
5257 echo "Documentation     $docs"
5258 echo "PIE               $pie"
5259 echo "vde support       $vde"
5260 echo "netmap support    $netmap"
5261 echo "Linux AIO support $linux_aio"
5262 echo "ATTR/XATTR support $attr"
5263 echo "Install blobs     $blobs"
5264 echo "KVM support       $kvm"
5265 echo "HAX support       $hax"
5266 echo "TCG support       $tcg"
5267 if test "$tcg" = "yes" ; then
5268     echo "TCG debug enabled $debug_tcg"
5269     echo "TCG interpreter   $tcg_interpreter"
5270 fi
5271 echo "RDMA support      $rdma"
5272 echo "fdt support       $fdt"
5273 echo "preadv support    $preadv"
5274 echo "fdatasync         $fdatasync"
5275 echo "madvise           $madvise"
5276 echo "posix_madvise     $posix_madvise"
5277 echo "libcap-ng support $cap_ng"
5278 echo "vhost-net support $vhost_net"
5279 echo "vhost-scsi support $vhost_scsi"
5280 echo "vhost-vsock support $vhost_vsock"
5281 echo "Trace backends    $trace_backends"
5282 if have_backend "simple"; then
5283 echo "Trace output file $trace_file-<pid>"
5284 fi
5285 echo "spice support     $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5286 echo "rbd support       $rbd"
5287 echo "xfsctl support    $xfs"
5288 echo "smartcard support $smartcard"
5289 echo "libusb            $libusb"
5290 echo "usb net redir     $usb_redir"
5291 echo "OpenGL support    $opengl"
5292 echo "OpenGL dmabufs    $opengl_dmabuf"
5293 echo "libiscsi support  $libiscsi"
5294 echo "libnfs support    $libnfs"
5295 echo "build guest agent $guest_agent"
5296 echo "QGA VSS support   $guest_agent_with_vss"
5297 echo "QGA w32 disk info $guest_agent_ntddscsi"
5298 echo "QGA MSI support   $guest_agent_msi"
5299 echo "seccomp support   $seccomp"
5300 echo "coroutine backend $coroutine"
5301 echo "coroutine pool    $coroutine_pool"
5302 echo "debug stack usage $debug_stack_usage"
5303 echo "GlusterFS support $glusterfs"
5304 echo "gcov              $gcov_tool"
5305 echo "gcov enabled      $gcov"
5306 echo "TPM support       $tpm"
5307 echo "libssh2 support   $libssh2"
5308 echo "TPM passthrough   $tpm_passthrough"
5309 echo "QOM debugging     $qom_cast_debug"
5310 echo "Live block migration $live_block_migration"
5311 echo "lzo support       $lzo"
5312 echo "snappy support    $snappy"
5313 echo "bzip2 support     $bzip2"
5314 echo "NUMA host support $numa"
5315 echo "tcmalloc support  $tcmalloc"
5316 echo "jemalloc support  $jemalloc"
5317 echo "avx2 optimization $avx2_opt"
5318 echo "replication support $replication"
5319 echo "VxHS block device $vxhs"
5320
5321 if test "$sdl_too_old" = "yes"; then
5322 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5323 fi
5324
5325 if test "$supported_cpu" = "no"; then
5326     echo
5327     echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5328     echo
5329     echo "CPU host architecture $cpu support is not currently maintained."
5330     echo "The QEMU project intends to remove support for this host CPU in"
5331     echo "a future release if nobody volunteers to maintain it and to"
5332     echo "provide a build host for our continuous integration setup."
5333     echo "configure has succeeded and you can continue to build, but"
5334     echo "if you care about QEMU on this platform you should contact"
5335     echo "us upstream at qemu-devel@nongnu.org."
5336 fi
5337
5338 if test "$supported_os" = "no"; then
5339     echo
5340     echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5341     echo
5342     echo "Host OS $targetos support is not currently maintained."
5343     echo "The QEMU project intends to remove support for this host OS in"
5344     echo "a future release if nobody volunteers to maintain it and to"
5345     echo "provide a build host for our continuous integration setup."
5346     echo "configure has succeeded and you can continue to build, but"
5347     echo "if you care about QEMU on this platform you should contact"
5348     echo "us upstream at qemu-devel@nongnu.org."
5349 fi
5350
5351 config_host_mak="config-host.mak"
5352
5353 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5354
5355 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5356 echo >> $config_host_mak
5357
5358 echo all: >> $config_host_mak
5359 echo "prefix=$prefix" >> $config_host_mak
5360 echo "bindir=$bindir" >> $config_host_mak
5361 echo "libdir=$libdir" >> $config_host_mak
5362 echo "libexecdir=$libexecdir" >> $config_host_mak
5363 echo "includedir=$includedir" >> $config_host_mak
5364 echo "mandir=$mandir" >> $config_host_mak
5365 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5366 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5367 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5368 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5369 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5370 if test "$mingw32" = "no" ; then
5371   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5372 fi
5373 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5374 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
5375 echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
5376 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
5377 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5378 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5379
5380 echo "ARCH=$ARCH" >> $config_host_mak
5381
5382 if test "$debug_tcg" = "yes" ; then
5383   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5384 fi
5385 if test "$strip_opt" = "yes" ; then
5386   echo "STRIP=${strip}" >> $config_host_mak
5387 fi
5388 if test "$bigendian" = "yes" ; then
5389   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5390 fi
5391 if test "$mingw32" = "yes" ; then
5392   echo "CONFIG_WIN32=y" >> $config_host_mak
5393   rc_version=$(cat $source_path/VERSION)
5394   version_major=${rc_version%%.*}
5395   rc_version=${rc_version#*.}
5396   version_minor=${rc_version%%.*}
5397   rc_version=${rc_version#*.}
5398   version_subminor=${rc_version%%.*}
5399   version_micro=0
5400   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5401   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5402   if test "$guest_agent_with_vss" = "yes" ; then
5403     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5404     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5405     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5406   fi
5407   if test "$guest_agent_ntddscsi" = "yes" ; then
5408     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5409   fi
5410   if test "$guest_agent_msi" = "yes"; then
5411     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5412     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5413     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5414     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5415     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5416     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5417     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5418   fi
5419 else
5420   echo "CONFIG_POSIX=y" >> $config_host_mak
5421 fi
5422
5423 if test "$linux" = "yes" ; then
5424   echo "CONFIG_LINUX=y" >> $config_host_mak
5425 fi
5426
5427 if test "$darwin" = "yes" ; then
5428   echo "CONFIG_DARWIN=y" >> $config_host_mak
5429 fi
5430
5431 if test "$aix" = "yes" ; then
5432   echo "CONFIG_AIX=y" >> $config_host_mak
5433 fi
5434
5435 if test "$solaris" = "yes" ; then
5436   echo "CONFIG_SOLARIS=y" >> $config_host_mak
5437   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
5438   if test "$needs_libsunmath" = "yes" ; then
5439     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
5440   fi
5441 fi
5442 if test "$haiku" = "yes" ; then
5443   echo "CONFIG_HAIKU=y" >> $config_host_mak
5444 fi
5445 if test "$static" = "yes" ; then
5446   echo "CONFIG_STATIC=y" >> $config_host_mak
5447 fi
5448 if test "$profiler" = "yes" ; then
5449   echo "CONFIG_PROFILER=y" >> $config_host_mak
5450 fi
5451 if test "$slirp" = "yes" ; then
5452   echo "CONFIG_SLIRP=y" >> $config_host_mak
5453   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5454 fi
5455 if test "$vde" = "yes" ; then
5456   echo "CONFIG_VDE=y" >> $config_host_mak
5457 fi
5458 if test "$netmap" = "yes" ; then
5459   echo "CONFIG_NETMAP=y" >> $config_host_mak
5460 fi
5461 if test "$l2tpv3" = "yes" ; then
5462   echo "CONFIG_L2TPV3=y" >> $config_host_mak
5463 fi
5464 if test "$cap_ng" = "yes" ; then
5465   echo "CONFIG_LIBCAP=y" >> $config_host_mak
5466 fi
5467 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
5468 for drv in $audio_drv_list; do
5469     def=CONFIG_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
5470     echo "$def=y" >> $config_host_mak
5471 done
5472 if test "$audio_pt_int" = "yes" ; then
5473   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
5474 fi
5475 if test "$audio_win_int" = "yes" ; then
5476   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
5477 fi
5478 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
5479 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
5480 if test "$vnc" = "yes" ; then
5481   echo "CONFIG_VNC=y" >> $config_host_mak
5482 fi
5483 if test "$vnc_sasl" = "yes" ; then
5484   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
5485 fi
5486 if test "$vnc_jpeg" = "yes" ; then
5487   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
5488 fi
5489 if test "$vnc_png" = "yes" ; then
5490   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
5491 fi
5492 if test "$fnmatch" = "yes" ; then
5493   echo "CONFIG_FNMATCH=y" >> $config_host_mak
5494 fi
5495 if test "$xfs" = "yes" ; then
5496   echo "CONFIG_XFS=y" >> $config_host_mak
5497 fi
5498 qemu_version=$(head $source_path/VERSION)
5499 echo "VERSION=$qemu_version" >>$config_host_mak
5500 echo "PKGVERSION=$pkgversion" >>$config_host_mak
5501 echo "SRC_PATH=$source_path" >> $config_host_mak
5502 echo "TARGET_DIRS=$target_list" >> $config_host_mak
5503 if [ "$docs" = "yes" ] ; then
5504   echo "BUILD_DOCS=yes" >> $config_host_mak
5505 fi
5506 if test "$modules" = "yes"; then
5507   # $shacmd can generate a hash started with digit, which the compiler doesn't
5508   # like as an symbol. So prefix it with an underscore
5509   echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
5510   echo "CONFIG_MODULES=y" >> $config_host_mak
5511 fi
5512 if test "$sdl" = "yes" ; then
5513   echo "CONFIG_SDL=y" >> $config_host_mak
5514   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
5515   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
5516 fi
5517 if test "$cocoa" = "yes" ; then
5518   echo "CONFIG_COCOA=y" >> $config_host_mak
5519 fi
5520 if test "$curses" = "yes" ; then
5521   echo "CONFIG_CURSES=y" >> $config_host_mak
5522 fi
5523 if test "$pipe2" = "yes" ; then
5524   echo "CONFIG_PIPE2=y" >> $config_host_mak
5525 fi
5526 if test "$accept4" = "yes" ; then
5527   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
5528 fi
5529 if test "$splice" = "yes" ; then
5530   echo "CONFIG_SPLICE=y" >> $config_host_mak
5531 fi
5532 if test "$eventfd" = "yes" ; then
5533   echo "CONFIG_EVENTFD=y" >> $config_host_mak
5534 fi
5535 if test "$memfd" = "yes" ; then
5536   echo "CONFIG_MEMFD=y" >> $config_host_mak
5537 fi
5538 if test "$fallocate" = "yes" ; then
5539   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
5540 fi
5541 if test "$fallocate_punch_hole" = "yes" ; then
5542   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
5543 fi
5544 if test "$fallocate_zero_range" = "yes" ; then
5545   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
5546 fi
5547 if test "$posix_fallocate" = "yes" ; then
5548   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
5549 fi
5550 if test "$sync_file_range" = "yes" ; then
5551   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
5552 fi
5553 if test "$fiemap" = "yes" ; then
5554   echo "CONFIG_FIEMAP=y" >> $config_host_mak
5555 fi
5556 if test "$dup3" = "yes" ; then
5557   echo "CONFIG_DUP3=y" >> $config_host_mak
5558 fi
5559 if test "$ppoll" = "yes" ; then
5560   echo "CONFIG_PPOLL=y" >> $config_host_mak
5561 fi
5562 if test "$prctl_pr_set_timerslack" = "yes" ; then
5563   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5564 fi
5565 if test "$epoll" = "yes" ; then
5566   echo "CONFIG_EPOLL=y" >> $config_host_mak
5567 fi
5568 if test "$epoll_create1" = "yes" ; then
5569   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5570 fi
5571 if test "$sendfile" = "yes" ; then
5572   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5573 fi
5574 if test "$timerfd" = "yes" ; then
5575   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5576 fi
5577 if test "$setns" = "yes" ; then
5578   echo "CONFIG_SETNS=y" >> $config_host_mak
5579 fi
5580 if test "$clock_adjtime" = "yes" ; then
5581   echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
5582 fi
5583 if test "$syncfs" = "yes" ; then
5584   echo "CONFIG_SYNCFS=y" >> $config_host_mak
5585 fi
5586 if test "$inotify" = "yes" ; then
5587   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5588 fi
5589 if test "$inotify1" = "yes" ; then
5590   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5591 fi
5592 if test "$byteswap_h" = "yes" ; then
5593   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5594 fi
5595 if test "$bswap_h" = "yes" ; then
5596   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5597 fi
5598 if test "$curl" = "yes" ; then
5599   echo "CONFIG_CURL=m" >> $config_host_mak
5600   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5601   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5602 fi
5603 if test "$brlapi" = "yes" ; then
5604   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5605 fi
5606 if test "$bluez" = "yes" ; then
5607   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5608   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5609 fi
5610 if test "$glib_subprocess" = "yes" ; then
5611   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5612 fi
5613 if test "$gtk" = "yes" ; then
5614   echo "CONFIG_GTK=y" >> $config_host_mak
5615   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5616   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5617   echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
5618   if test "$gtk_gl" = "yes" ; then
5619     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5620   fi
5621 fi
5622 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
5623 if test "$gnutls" = "yes" ; then
5624   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5625 fi
5626 if test "$gnutls_rnd" = "yes" ; then
5627   echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
5628 fi
5629 if test "$gcrypt" = "yes" ; then
5630   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5631   if test "$gcrypt_hmac" = "yes" ; then
5632     echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
5633   fi
5634   if test "$gcrypt_kdf" = "yes" ; then
5635     echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
5636   fi
5637 fi
5638 if test "$nettle" = "yes" ; then
5639   echo "CONFIG_NETTLE=y" >> $config_host_mak
5640   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5641   if test "$nettle_kdf" = "yes" ; then
5642     echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
5643   fi
5644 fi
5645 if test "$tasn1" = "yes" ; then
5646   echo "CONFIG_TASN1=y" >> $config_host_mak
5647 fi
5648 if test "$have_ifaddrs_h" = "yes" ; then
5649     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5650 fi
5651 if test "$have_broken_size_max" = "yes" ; then
5652     echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
5653 fi
5654
5655 # Work around a system header bug with some kernel/XFS header
5656 # versions where they both try to define 'struct fsxattr':
5657 # xfs headers will not try to redefine structs from linux headers
5658 # if this macro is set.
5659 if test "$have_fsxattr" = "yes" ; then
5660     echo "HAVE_FSXATTR=y" >> $config_host_mak
5661 fi
5662 if test "$vte" = "yes" ; then
5663   echo "CONFIG_VTE=y" >> $config_host_mak
5664   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5665 fi
5666 if test "$virglrenderer" = "yes" ; then
5667   echo "CONFIG_VIRGL=y" >> $config_host_mak
5668   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5669   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5670 fi
5671 if test "$xen" = "yes" ; then
5672   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5673   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5674   if test "$xen_pv_domain_build" = "yes" ; then
5675     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5676   fi
5677 fi
5678 if test "$linux_aio" = "yes" ; then
5679   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5680 fi
5681 if test "$attr" = "yes" ; then
5682   echo "CONFIG_ATTR=y" >> $config_host_mak
5683 fi
5684 if test "$libattr" = "yes" ; then
5685   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5686 fi
5687 if test "$virtfs" = "yes" ; then
5688   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5689 fi
5690 if test "$vhost_scsi" = "yes" ; then
5691   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5692 fi
5693 if test "$vhost_net" = "yes" ; then
5694   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5695 fi
5696 if test "$vhost_vsock" = "yes" ; then
5697   echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
5698 fi
5699 if test "$blobs" = "yes" ; then
5700   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5701 fi
5702 if test "$iovec" = "yes" ; then
5703   echo "CONFIG_IOVEC=y" >> $config_host_mak
5704 fi
5705 if test "$preadv" = "yes" ; then
5706   echo "CONFIG_PREADV=y" >> $config_host_mak
5707 fi
5708 if test "$fdt" = "yes" ; then
5709   echo "CONFIG_FDT=y" >> $config_host_mak
5710 fi
5711 if test "$signalfd" = "yes" ; then
5712   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5713 fi
5714 if test "$tcg" = "yes"; then
5715   echo "CONFIG_TCG=y" >> $config_host_mak
5716   if test "$tcg_interpreter" = "yes" ; then
5717     echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5718   fi
5719 fi
5720 if test "$fdatasync" = "yes" ; then
5721   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5722 fi
5723 if test "$madvise" = "yes" ; then
5724   echo "CONFIG_MADVISE=y" >> $config_host_mak
5725 fi
5726 if test "$posix_madvise" = "yes" ; then
5727   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5728 fi
5729
5730 if test "$spice" = "yes" ; then
5731   echo "CONFIG_SPICE=y" >> $config_host_mak
5732 fi
5733
5734 if test "$smartcard" = "yes" ; then
5735   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5736 fi
5737
5738 if test "$libusb" = "yes" ; then
5739   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5740 fi
5741
5742 if test "$usb_redir" = "yes" ; then
5743   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5744 fi
5745
5746 if test "$opengl" = "yes" ; then
5747   echo "CONFIG_OPENGL=y" >> $config_host_mak
5748   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5749   if test "$opengl_dmabuf" = "yes" ; then
5750     echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
5751   fi
5752 fi
5753
5754 if test "$avx2_opt" = "yes" ; then
5755   echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
5756 fi
5757
5758 if test "$lzo" = "yes" ; then
5759   echo "CONFIG_LZO=y" >> $config_host_mak
5760 fi
5761
5762 if test "$snappy" = "yes" ; then
5763   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5764 fi
5765
5766 if test "$bzip2" = "yes" ; then
5767   echo "CONFIG_BZIP2=y" >> $config_host_mak
5768   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5769 fi
5770
5771 if test "$libiscsi" = "yes" ; then
5772   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5773   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5774   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5775 fi
5776
5777 if test "$libnfs" = "yes" ; then
5778   echo "CONFIG_LIBNFS=m" >> $config_host_mak
5779   echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
5780 fi
5781
5782 if test "$seccomp" = "yes"; then
5783   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5784 fi
5785
5786 # XXX: suppress that
5787 if [ "$bsd" = "yes" ] ; then
5788   echo "CONFIG_BSD=y" >> $config_host_mak
5789 fi
5790
5791 if test "$localtime_r" = "yes" ; then
5792   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5793 fi
5794 if test "$qom_cast_debug" = "yes" ; then
5795   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5796 fi
5797 if test "$rbd" = "yes" ; then
5798   echo "CONFIG_RBD=m" >> $config_host_mak
5799   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5800   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5801 fi
5802
5803 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5804 if test "$coroutine_pool" = "yes" ; then
5805   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5806 else
5807   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5808 fi
5809
5810 if test "$debug_stack_usage" = "yes" ; then
5811   echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
5812 fi
5813
5814 if test "$open_by_handle_at" = "yes" ; then
5815   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5816 fi
5817
5818 if test "$linux_magic_h" = "yes" ; then
5819   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5820 fi
5821
5822 if test "$pragma_diagnostic_available" = "yes" ; then
5823   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5824 fi
5825
5826 if test "$valgrind_h" = "yes" ; then
5827   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5828 fi
5829
5830 if test "$has_environ" = "yes" ; then
5831   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5832 fi
5833
5834 if test "$cpuid_h" = "yes" ; then
5835   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5836 fi
5837
5838 if test "$int128" = "yes" ; then
5839   echo "CONFIG_INT128=y" >> $config_host_mak
5840 fi
5841
5842 if test "$atomic128" = "yes" ; then
5843   echo "CONFIG_ATOMIC128=y" >> $config_host_mak
5844 fi
5845
5846 if test "$atomic64" = "yes" ; then
5847   echo "CONFIG_ATOMIC64=y" >> $config_host_mak
5848 fi
5849
5850 if test "$getauxval" = "yes" ; then
5851   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5852 fi
5853
5854 if test "$glusterfs" = "yes" ; then
5855   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5856   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5857   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5858 fi
5859
5860 if test "$glusterfs_xlator_opt" = "yes" ; then
5861   echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
5862 fi
5863
5864 if test "$glusterfs_discard" = "yes" ; then
5865   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5866 fi
5867
5868 if test "$glusterfs_fallocate" = "yes" ; then
5869   echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
5870 fi
5871
5872 if test "$glusterfs_zerofill" = "yes" ; then
5873   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5874 fi
5875
5876 if test "$libssh2" = "yes" ; then
5877   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5878   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5879   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5880 fi
5881
5882 if test "$live_block_migration" = "yes" ; then
5883   echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
5884 fi
5885
5886 # USB host support
5887 if test "$libusb" = "yes"; then
5888   echo "HOST_USB=libusb legacy" >> $config_host_mak
5889 else
5890   echo "HOST_USB=stub" >> $config_host_mak
5891 fi
5892
5893 # TPM passthrough support?
5894 if test "$tpm" = "yes"; then
5895   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5896   if test "$tpm_passthrough" = "yes"; then
5897     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5898   fi
5899 fi
5900
5901 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
5902 if have_backend "nop"; then
5903   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
5904 fi
5905 if have_backend "simple"; then
5906   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
5907   # Set the appropriate trace file.
5908   trace_file="\"$trace_file-\" FMT_pid"
5909 fi
5910 if have_backend "log"; then
5911   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
5912 fi
5913 if have_backend "ust"; then
5914   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
5915 fi
5916 if have_backend "dtrace"; then
5917   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
5918   if test "$trace_backend_stap" = "yes" ; then
5919     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
5920   fi
5921 fi
5922 if have_backend "ftrace"; then
5923   if test "$linux" = "yes" ; then
5924     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
5925   else
5926     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
5927   fi
5928 fi
5929 if have_backend "syslog"; then
5930   if test "$posix_syslog" = "yes" ; then
5931     echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
5932   else
5933     feature_not_found "syslog(trace backend)" "syslog not available"
5934   fi
5935 fi
5936 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
5937
5938 if test "$rdma" = "yes" ; then
5939   echo "CONFIG_RDMA=y" >> $config_host_mak
5940 fi
5941
5942 if test "$have_rtnetlink" = "yes" ; then
5943   echo "CONFIG_RTNETLINK=y" >> $config_host_mak
5944 fi
5945
5946 if test "$replication" = "yes" ; then
5947   echo "CONFIG_REPLICATION=y" >> $config_host_mak
5948 fi
5949
5950 if test "$have_af_vsock" = "yes" ; then
5951   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
5952 fi
5953
5954 if test "$have_sysmacros" = "yes" ; then
5955   echo "CONFIG_SYSMACROS=y" >> $config_host_mak
5956 fi
5957
5958 if test "$have_static_assert" = "yes" ; then
5959   echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
5960 fi
5961
5962 # Hold two types of flag:
5963 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
5964 #                                     a thread we have a handle to
5965 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
5966 #                                     platform
5967 if test "$pthread_setname_np" = "yes" ; then
5968   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
5969   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
5970 fi
5971
5972 if test "$vxhs" = "yes" ; then
5973   echo "CONFIG_VXHS=y" >> $config_host_mak
5974   echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
5975 fi
5976
5977 if test "$tcg_interpreter" = "yes"; then
5978   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
5979 elif test "$ARCH" = "sparc64" ; then
5980   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
5981 elif test "$ARCH" = "s390x" ; then
5982   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
5983 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
5984   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
5985 elif test "$ARCH" = "ppc64" ; then
5986   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
5987 else
5988   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
5989 fi
5990 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
5991
5992 echo "TOOLS=$tools" >> $config_host_mak
5993 echo "ROMS=$roms" >> $config_host_mak
5994 echo "MAKE=$make" >> $config_host_mak
5995 echo "INSTALL=$install" >> $config_host_mak
5996 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
5997 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
5998 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
5999 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6000 echo "PYTHON=$python" >> $config_host_mak
6001 echo "CC=$cc" >> $config_host_mak
6002 if $iasl -h > /dev/null 2>&1; then
6003   echo "IASL=$iasl" >> $config_host_mak
6004 fi
6005 echo "CC_I386=$cc_i386" >> $config_host_mak
6006 echo "HOST_CC=$host_cc" >> $config_host_mak
6007 echo "CXX=$cxx" >> $config_host_mak
6008 echo "OBJCC=$objcc" >> $config_host_mak
6009 echo "AR=$ar" >> $config_host_mak
6010 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6011 echo "AS=$as" >> $config_host_mak
6012 echo "CCAS=$ccas" >> $config_host_mak
6013 echo "CPP=$cpp" >> $config_host_mak
6014 echo "OBJCOPY=$objcopy" >> $config_host_mak
6015 echo "LD=$ld" >> $config_host_mak
6016 echo "NM=$nm" >> $config_host_mak
6017 echo "WINDRES=$windres" >> $config_host_mak
6018 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6019 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6020 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6021 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6022 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6023 if test "$sparse" = "yes" ; then
6024   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
6025   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
6026   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
6027   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
6028   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6029 fi
6030 if test "$cross_prefix" != ""; then
6031   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
6032 else
6033   echo "AUTOCONF_HOST := "                             >> $config_host_mak
6034 fi
6035 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6036 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6037 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6038 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6039 echo "LIBS+=$LIBS" >> $config_host_mak
6040 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6041 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6042 echo "EXESUF=$EXESUF" >> $config_host_mak
6043 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6044 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6045 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6046 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6047 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6048 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6049 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6050 if test "$gcov" = "yes" ; then
6051   echo "CONFIG_GCOV=y" >> $config_host_mak
6052   echo "GCOV=$gcov_tool" >> $config_host_mak
6053 fi
6054
6055 # use included Linux headers
6056 if test "$linux" = "yes" ; then
6057   mkdir -p linux-headers
6058   case "$cpu" in
6059   i386|x86_64|x32)
6060     linux_arch=x86
6061     ;;
6062   ppcemb|ppc|ppc64)
6063     linux_arch=powerpc
6064     ;;
6065   s390x)
6066     linux_arch=s390
6067     ;;
6068   aarch64)
6069     linux_arch=arm64
6070     ;;
6071   mips64)
6072     linux_arch=mips
6073     ;;
6074   *)
6075     # For most CPUs the kernel architecture name and QEMU CPU name match.
6076     linux_arch="$cpu"
6077     ;;
6078   esac
6079     # For non-KVM architectures we will not have asm headers
6080     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6081       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6082     fi
6083 fi
6084
6085 for target in $target_list; do
6086 target_dir="$target"
6087 config_target_mak=$target_dir/config-target.mak
6088 target_name=$(echo $target | cut -d '-' -f 1)
6089 target_bigendian="no"
6090
6091 case "$target_name" in
6092   armeb|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6093   target_bigendian=yes
6094   ;;
6095 esac
6096 target_softmmu="no"
6097 target_user_only="no"
6098 target_linux_user="no"
6099 target_bsd_user="no"
6100 case "$target" in
6101   ${target_name}-softmmu)
6102     target_softmmu="yes"
6103     ;;
6104   ${target_name}-linux-user)
6105     target_user_only="yes"
6106     target_linux_user="yes"
6107     ;;
6108   ${target_name}-bsd-user)
6109     target_user_only="yes"
6110     target_bsd_user="yes"
6111     ;;
6112   *)
6113     error_exit "Target '$target' not recognised"
6114     exit 1
6115     ;;
6116 esac
6117
6118 mkdir -p $target_dir
6119 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6120
6121 bflt="no"
6122 mttcg="no"
6123 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6124 gdb_xml_files=""
6125
6126 TARGET_ARCH="$target_name"
6127 TARGET_BASE_ARCH=""
6128 TARGET_ABI_DIR=""
6129
6130 case "$target_name" in
6131   i386)
6132     gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6133   ;;
6134   x86_64)
6135     TARGET_BASE_ARCH=i386
6136     gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6137   ;;
6138   alpha)
6139     mttcg="yes"
6140   ;;
6141   arm|armeb)
6142     TARGET_ARCH=arm
6143     bflt="yes"
6144     mttcg="yes"
6145     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6146   ;;
6147   aarch64)
6148     TARGET_BASE_ARCH=arm
6149     bflt="yes"
6150     mttcg="yes"
6151     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6152   ;;
6153   cris)
6154   ;;
6155   hppa)
6156   ;;
6157   lm32)
6158   ;;
6159   m68k)
6160     bflt="yes"
6161     gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6162   ;;
6163   microblaze|microblazeel)
6164     TARGET_ARCH=microblaze
6165     bflt="yes"
6166   ;;
6167   mips|mipsel)
6168     TARGET_ARCH=mips
6169     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6170   ;;
6171   mipsn32|mipsn32el)
6172     TARGET_ARCH=mips64
6173     TARGET_BASE_ARCH=mips
6174     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6175     echo "TARGET_ABI32=y" >> $config_target_mak
6176   ;;
6177   mips64|mips64el)
6178     TARGET_ARCH=mips64
6179     TARGET_BASE_ARCH=mips
6180     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6181   ;;
6182   moxie)
6183   ;;
6184   nios2)
6185   ;;
6186   or1k)
6187     TARGET_ARCH=openrisc
6188     TARGET_BASE_ARCH=openrisc
6189   ;;
6190   ppc)
6191     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6192   ;;
6193   ppcemb)
6194     TARGET_BASE_ARCH=ppc
6195     TARGET_ABI_DIR=ppc
6196     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6197   ;;
6198   ppc64)
6199     TARGET_BASE_ARCH=ppc
6200     TARGET_ABI_DIR=ppc
6201     mttcg=yes
6202     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6203   ;;
6204   ppc64le)
6205     TARGET_ARCH=ppc64
6206     TARGET_BASE_ARCH=ppc
6207     TARGET_ABI_DIR=ppc
6208     mttcg=yes
6209     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6210   ;;
6211   ppc64abi32)
6212     TARGET_ARCH=ppc64
6213     TARGET_BASE_ARCH=ppc
6214     TARGET_ABI_DIR=ppc
6215     echo "TARGET_ABI32=y" >> $config_target_mak
6216     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6217   ;;
6218   sh4|sh4eb)
6219     TARGET_ARCH=sh4
6220     bflt="yes"
6221   ;;
6222   sparc)
6223   ;;
6224   sparc64)
6225     TARGET_BASE_ARCH=sparc
6226   ;;
6227   sparc32plus)
6228     TARGET_ARCH=sparc64
6229     TARGET_BASE_ARCH=sparc
6230     TARGET_ABI_DIR=sparc
6231     echo "TARGET_ABI32=y" >> $config_target_mak
6232   ;;
6233   s390x)
6234     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6235   ;;
6236   tilegx)
6237   ;;
6238   tricore)
6239   ;;
6240   unicore32)
6241   ;;
6242   xtensa|xtensaeb)
6243     TARGET_ARCH=xtensa
6244   ;;
6245   *)
6246     error_exit "Unsupported target CPU"
6247   ;;
6248 esac
6249 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6250 if [ "$TARGET_BASE_ARCH" = "" ]; then
6251   TARGET_BASE_ARCH=$TARGET_ARCH
6252 fi
6253
6254 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6255
6256 upper() {
6257     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6258 }
6259
6260 target_arch_name="$(upper $TARGET_ARCH)"
6261 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6262 echo "TARGET_NAME=$target_name" >> $config_target_mak
6263 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6264 if [ "$TARGET_ABI_DIR" = "" ]; then
6265   TARGET_ABI_DIR=$TARGET_ARCH
6266 fi
6267 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6268 if [ "$HOST_VARIANT_DIR" != "" ]; then
6269     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6270 fi
6271
6272 if supported_xen_target $target; then
6273     echo "CONFIG_XEN=y" >> $config_target_mak
6274     if test "$xen_pci_passthrough" = yes; then
6275         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6276     fi
6277 fi
6278 if supported_kvm_target $target; then
6279     echo "CONFIG_KVM=y" >> $config_target_mak
6280     if test "$vhost_net" = "yes" ; then
6281         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6282         echo "CONFIG_VHOST_NET_TEST_$target_name=y" >> $config_host_mak
6283     fi
6284 fi
6285 if supported_hax_target $target; then
6286     echo "CONFIG_HAX=y" >> $config_target_mak
6287 fi
6288 if test "$target_bigendian" = "yes" ; then
6289   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6290 fi
6291 if test "$target_softmmu" = "yes" ; then
6292   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6293   if test "$mttcg" = "yes" ; then
6294     echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6295   fi
6296 fi
6297 if test "$target_user_only" = "yes" ; then
6298   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6299   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6300 fi
6301 if test "$target_linux_user" = "yes" ; then
6302   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6303 fi
6304 list=""
6305 if test ! -z "$gdb_xml_files" ; then
6306   for x in $gdb_xml_files; do
6307     list="$list $source_path/gdb-xml/$x"
6308   done
6309   echo "TARGET_XML_FILES=$list" >> $config_target_mak
6310 fi
6311
6312 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6313   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6314 fi
6315 if test "$target_bsd_user" = "yes" ; then
6316   echo "CONFIG_BSD_USER=y" >> $config_target_mak
6317 fi
6318
6319 # generate QEMU_CFLAGS/LDFLAGS for targets
6320
6321 cflags=""
6322 ldflags=""
6323
6324 disas_config() {
6325   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6326   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6327 }
6328
6329 for i in $ARCH $TARGET_BASE_ARCH ; do
6330   case "$i" in
6331   alpha)
6332     disas_config "ALPHA"
6333   ;;
6334   aarch64)
6335     if test -n "${cxx}"; then
6336       disas_config "ARM_A64"
6337     fi
6338   ;;
6339   arm)
6340     disas_config "ARM"
6341     if test -n "${cxx}"; then
6342       disas_config "ARM_A64"
6343     fi
6344   ;;
6345   cris)
6346     disas_config "CRIS"
6347   ;;
6348   hppa)
6349     disas_config "HPPA"
6350   ;;
6351   i386|x86_64|x32)
6352     disas_config "I386"
6353   ;;
6354   ia64*)
6355     disas_config "IA64"
6356   ;;
6357   lm32)
6358     disas_config "LM32"
6359   ;;
6360   m68k)
6361     disas_config "M68K"
6362   ;;
6363   microblaze*)
6364     disas_config "MICROBLAZE"
6365   ;;
6366   mips*)
6367     disas_config "MIPS"
6368   ;;
6369   moxie*)
6370     disas_config "MOXIE"
6371   ;;
6372   nios2)
6373     disas_config "NIOS2"
6374   ;;
6375   or1k)
6376     disas_config "OPENRISC"
6377   ;;
6378   ppc*)
6379     disas_config "PPC"
6380   ;;
6381   s390*)
6382     disas_config "S390"
6383   ;;
6384   sh4)
6385     disas_config "SH4"
6386   ;;
6387   sparc*)
6388     disas_config "SPARC"
6389   ;;
6390   xtensa*)
6391     disas_config "XTENSA"
6392   ;;
6393   esac
6394 done
6395 if test "$tcg_interpreter" = "yes" ; then
6396   disas_config "TCI"
6397 fi
6398
6399 case "$ARCH" in
6400 alpha)
6401   # Ensure there's only a single GP
6402   cflags="-msmall-data $cflags"
6403 ;;
6404 esac
6405
6406 if test "$gprof" = "yes" ; then
6407   echo "TARGET_GPROF=yes" >> $config_target_mak
6408   if test "$target_linux_user" = "yes" ; then
6409     cflags="-p $cflags"
6410     ldflags="-p $ldflags"
6411   fi
6412   if test "$target_softmmu" = "yes" ; then
6413     ldflags="-p $ldflags"
6414     echo "GPROF_CFLAGS=-p" >> $config_target_mak
6415   fi
6416 fi
6417
6418 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
6419   ldflags="$ldflags $textseg_ldflags"
6420 fi
6421
6422 echo "LDFLAGS+=$ldflags" >> $config_target_mak
6423 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
6424
6425 done # for target in $targets
6426
6427 if [ "$pixman" = "internal" ]; then
6428   echo "config-host.h: subdir-pixman" >> $config_host_mak
6429 fi
6430
6431 if [ "$dtc_internal" = "yes" ]; then
6432   echo "config-host.h: subdir-dtc" >> $config_host_mak
6433 fi
6434
6435 if test "$numa" = "yes"; then
6436   echo "CONFIG_NUMA=y" >> $config_host_mak
6437 fi
6438
6439 if test "$ccache_cpp2" = "yes"; then
6440   echo "export CCACHE_CPP2=y" >> $config_host_mak
6441 fi
6442
6443 # build tree in object directory in case the source is not in the current directory
6444 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
6445 DIRS="$DIRS docs docs/interop fsdev"
6446 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
6447 DIRS="$DIRS roms/seabios roms/vgabios"
6448 DIRS="$DIRS qapi-generated"
6449 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
6450 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
6451 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
6452 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
6453 FILES="$FILES pc-bios/spapr-rtas/Makefile"
6454 FILES="$FILES pc-bios/s390-ccw/Makefile"
6455 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
6456 FILES="$FILES pc-bios/qemu-icon.bmp"
6457 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
6458 for bios_file in \
6459     $source_path/pc-bios/*.bin \
6460     $source_path/pc-bios/*.lid \
6461     $source_path/pc-bios/*.aml \
6462     $source_path/pc-bios/*.rom \
6463     $source_path/pc-bios/*.dtb \
6464     $source_path/pc-bios/*.img \
6465     $source_path/pc-bios/openbios-* \
6466     $source_path/pc-bios/u-boot.* \
6467     $source_path/pc-bios/palcode-*
6468 do
6469     FILES="$FILES pc-bios/$(basename $bios_file)"
6470 done
6471 for test_file in $(find $source_path/tests/acpi-test-data -type f)
6472 do
6473     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
6474 done
6475 mkdir -p $DIRS
6476 for f in $FILES ; do
6477     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
6478         symlink "$source_path/$f" "$f"
6479     fi
6480 done
6481
6482 # temporary config to build submodules
6483 for rom in seabios vgabios ; do
6484     config_mak=roms/$rom/config.mak
6485     echo "# Automatically generated by configure - do not modify" > $config_mak
6486     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
6487     echo "AS=$as" >> $config_mak
6488     echo "CCAS=$ccas" >> $config_mak
6489     echo "CC=$cc" >> $config_mak
6490     echo "BCC=bcc" >> $config_mak
6491     echo "CPP=$cpp" >> $config_mak
6492     echo "OBJCOPY=objcopy" >> $config_mak
6493     echo "IASL=$iasl" >> $config_mak
6494     echo "LD=$ld" >> $config_mak
6495 done
6496
6497 # set up tests data directory
6498 if [ ! -e tests/data ]; then
6499     symlink "$source_path/tests/data" tests/data
6500 fi
6501
6502 # set up qemu-iotests in this build directory
6503 iotests_common_env="tests/qemu-iotests/common.env"
6504 iotests_check="tests/qemu-iotests/check"
6505
6506 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
6507 echo >> "$iotests_common_env"
6508 echo "export PYTHON='$python'" >> "$iotests_common_env"
6509
6510 if [ ! -e "$iotests_check" ]; then
6511     symlink "$source_path/$iotests_check" "$iotests_check"
6512 fi
6513
6514 # Save the configure command line for later reuse.
6515 cat <<EOD >config.status
6516 #!/bin/sh
6517 # Generated by configure.
6518 # Run this file to recreate the current configuration.
6519 # Compiler output produced by configure, useful for debugging
6520 # configure, is in config.log if it exists.
6521 EOD
6522 printf "exec" >>config.status
6523 printf " '%s'" "$0" "$@" >>config.status
6524 echo ' "$@"' >>config.status
6525 chmod +x config.status
6526
6527 rm -r "$TMPDIR1"