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 > $TMPC <<EOF &&
2110 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2111 #include <xenforeignmemory.h>
2112 int main(void) {
2113   xenforeignmemory_handle *xfmem;
2114
2115   xfmem = xenforeignmemory_open(0, 0);
2116   xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2117
2118   return 0;
2119 }
2120 EOF
2121         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2122       then
2123       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2124       xen_ctrl_version=41000
2125       xen=yes
2126     elif
2127         cat > $TMPC <<EOF &&
2128 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2129 #define __XEN_TOOLS__
2130 #include <xendevicemodel.h>
2131 int main(void) {
2132   xendevicemodel_handle *xd;
2133
2134   xd = xendevicemodel_open(0, 0);
2135   xendevicemodel_close(xd);
2136
2137   return 0;
2138 }
2139 EOF
2140         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2141       then
2142       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2143       xen_ctrl_version=40900
2144       xen=yes
2145     elif
2146         cat > $TMPC <<EOF &&
2147 /*
2148  * If we have stable libs the we don't want the libxc compat
2149  * layers, regardless of what CFLAGS we may have been given.
2150  *
2151  * Also, check if xengnttab_grant_copy_segment_t is defined and
2152  * grant copy operation is implemented.
2153  */
2154 #undef XC_WANT_COMPAT_EVTCHN_API
2155 #undef XC_WANT_COMPAT_GNTTAB_API
2156 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2157 #include <xenctrl.h>
2158 #include <xenstore.h>
2159 #include <xenevtchn.h>
2160 #include <xengnttab.h>
2161 #include <xenforeignmemory.h>
2162 #include <stdint.h>
2163 #include <xen/hvm/hvm_info_table.h>
2164 #if !defined(HVM_MAX_VCPUS)
2165 # error HVM_MAX_VCPUS not defined
2166 #endif
2167 int main(void) {
2168   xc_interface *xc = NULL;
2169   xenforeignmemory_handle *xfmem;
2170   xenevtchn_handle *xe;
2171   xengnttab_handle *xg;
2172   xen_domain_handle_t handle;
2173   xengnttab_grant_copy_segment_t* seg = NULL;
2174
2175   xs_daemon_open();
2176
2177   xc = xc_interface_open(0, 0, 0);
2178   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2179   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2180   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2181   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2182   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2183
2184   xfmem = xenforeignmemory_open(0, 0);
2185   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2186
2187   xe = xenevtchn_open(0, 0);
2188   xenevtchn_fd(xe);
2189
2190   xg = xengnttab_open(0, 0);
2191   xengnttab_grant_copy(xg, 0, seg);
2192
2193   return 0;
2194 }
2195 EOF
2196         compile_prog "" "$xen_libs $xen_stable_libs"
2197       then
2198       xen_ctrl_version=40800
2199       xen=yes
2200     elif
2201         cat > $TMPC <<EOF &&
2202 /*
2203  * If we have stable libs the we don't want the libxc compat
2204  * layers, regardless of what CFLAGS we may have been given.
2205  */
2206 #undef XC_WANT_COMPAT_EVTCHN_API
2207 #undef XC_WANT_COMPAT_GNTTAB_API
2208 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2209 #include <xenctrl.h>
2210 #include <xenstore.h>
2211 #include <xenevtchn.h>
2212 #include <xengnttab.h>
2213 #include <xenforeignmemory.h>
2214 #include <stdint.h>
2215 #include <xen/hvm/hvm_info_table.h>
2216 #if !defined(HVM_MAX_VCPUS)
2217 # error HVM_MAX_VCPUS not defined
2218 #endif
2219 int main(void) {
2220   xc_interface *xc = NULL;
2221   xenforeignmemory_handle *xfmem;
2222   xenevtchn_handle *xe;
2223   xengnttab_handle *xg;
2224   xen_domain_handle_t handle;
2225
2226   xs_daemon_open();
2227
2228   xc = xc_interface_open(0, 0, 0);
2229   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2230   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2231   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2232   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2233   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2234
2235   xfmem = xenforeignmemory_open(0, 0);
2236   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2237
2238   xe = xenevtchn_open(0, 0);
2239   xenevtchn_fd(xe);
2240
2241   xg = xengnttab_open(0, 0);
2242   xengnttab_map_grant_ref(xg, 0, 0, 0);
2243
2244   return 0;
2245 }
2246 EOF
2247         compile_prog "" "$xen_libs $xen_stable_libs"
2248       then
2249       xen_ctrl_version=40701
2250       xen=yes
2251     elif
2252         cat > $TMPC <<EOF &&
2253 #include <xenctrl.h>
2254 #include <stdint.h>
2255 int main(void) {
2256   xc_interface *xc = NULL;
2257   xen_domain_handle_t handle;
2258   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2259   return 0;
2260 }
2261 EOF
2262         compile_prog "" "$xen_libs"
2263       then
2264       xen_ctrl_version=40700
2265       xen=yes
2266
2267     # Xen 4.6
2268     elif
2269         cat > $TMPC <<EOF &&
2270 #include <xenctrl.h>
2271 #include <xenstore.h>
2272 #include <stdint.h>
2273 #include <xen/hvm/hvm_info_table.h>
2274 #if !defined(HVM_MAX_VCPUS)
2275 # error HVM_MAX_VCPUS not defined
2276 #endif
2277 int main(void) {
2278   xc_interface *xc;
2279   xs_daemon_open();
2280   xc = xc_interface_open(0, 0, 0);
2281   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2282   xc_gnttab_open(NULL, 0);
2283   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2284   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2285   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2286   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2287   return 0;
2288 }
2289 EOF
2290         compile_prog "" "$xen_libs"
2291       then
2292       xen_ctrl_version=40600
2293       xen=yes
2294
2295     # Xen 4.5
2296     elif
2297         cat > $TMPC <<EOF &&
2298 #include <xenctrl.h>
2299 #include <xenstore.h>
2300 #include <stdint.h>
2301 #include <xen/hvm/hvm_info_table.h>
2302 #if !defined(HVM_MAX_VCPUS)
2303 # error HVM_MAX_VCPUS not defined
2304 #endif
2305 int main(void) {
2306   xc_interface *xc;
2307   xs_daemon_open();
2308   xc = xc_interface_open(0, 0, 0);
2309   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2310   xc_gnttab_open(NULL, 0);
2311   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2312   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2313   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2314   return 0;
2315 }
2316 EOF
2317         compile_prog "" "$xen_libs"
2318       then
2319       xen_ctrl_version=40500
2320       xen=yes
2321
2322     elif
2323         cat > $TMPC <<EOF &&
2324 #include <xenctrl.h>
2325 #include <xenstore.h>
2326 #include <stdint.h>
2327 #include <xen/hvm/hvm_info_table.h>
2328 #if !defined(HVM_MAX_VCPUS)
2329 # error HVM_MAX_VCPUS not defined
2330 #endif
2331 int main(void) {
2332   xc_interface *xc;
2333   xs_daemon_open();
2334   xc = xc_interface_open(0, 0, 0);
2335   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2336   xc_gnttab_open(NULL, 0);
2337   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2338   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2339   return 0;
2340 }
2341 EOF
2342         compile_prog "" "$xen_libs"
2343       then
2344       xen_ctrl_version=40200
2345       xen=yes
2346
2347     else
2348       if test "$xen" = "yes" ; then
2349         feature_not_found "xen (unsupported version)" \
2350                           "Install a supported xen (xen 4.2 or newer)"
2351       fi
2352       xen=no
2353     fi
2354
2355     if test "$xen" = yes; then
2356       if test $xen_ctrl_version -ge 40701  ; then
2357         libs_softmmu="$xen_stable_libs $libs_softmmu"
2358       fi
2359       libs_softmmu="$xen_libs $libs_softmmu"
2360     fi
2361   fi
2362 fi
2363
2364 if test "$xen_pci_passthrough" != "no"; then
2365   if test "$xen" = "yes" && test "$linux" = "yes"; then
2366     xen_pci_passthrough=yes
2367   else
2368     if test "$xen_pci_passthrough" = "yes"; then
2369       error_exit "User requested feature Xen PCI Passthrough" \
2370           " but this feature requires /sys from Linux"
2371     fi
2372     xen_pci_passthrough=no
2373   fi
2374 fi
2375
2376 if test "$xen_pv_domain_build" = "yes" &&
2377    test "$xen" != "yes"; then
2378     error_exit "User requested Xen PV domain builder support" \
2379                "which requires Xen support."
2380 fi
2381
2382 ##########################################
2383 # Sparse probe
2384 if test "$sparse" != "no" ; then
2385   if has cgcc; then
2386     sparse=yes
2387   else
2388     if test "$sparse" = "yes" ; then
2389       feature_not_found "sparse" "Install sparse binary"
2390     fi
2391     sparse=no
2392   fi
2393 fi
2394
2395 ##########################################
2396 # X11 probe
2397 x11_cflags=
2398 x11_libs=-lX11
2399 if $pkg_config --exists "x11"; then
2400     x11_cflags=$($pkg_config --cflags x11)
2401     x11_libs=$($pkg_config --libs x11)
2402 fi
2403
2404 ##########################################
2405 # GTK probe
2406
2407 if test "$gtkabi" = ""; then
2408     # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2409     # Use 2.0 as a fallback if that is available.
2410     if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2411         gtkabi=3.0
2412     elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2413         gtkabi=2.0
2414     else
2415         gtkabi=3.0
2416     fi
2417 fi
2418
2419 if test "$gtk" != "no"; then
2420     gtkpackage="gtk+-$gtkabi"
2421     gtkx11package="gtk+-x11-$gtkabi"
2422     if test "$gtkabi" = "3.0" ; then
2423       gtkversion="3.0.0"
2424     else
2425       gtkversion="2.18.0"
2426     fi
2427     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2428         gtk_cflags=$($pkg_config --cflags $gtkpackage)
2429         gtk_libs=$($pkg_config --libs $gtkpackage)
2430         gtk_version=$($pkg_config --modversion $gtkpackage)
2431         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2432             gtk_cflags="$gtk_cflags $x11_cflags"
2433             gtk_libs="$gtk_libs $x11_libs"
2434         fi
2435         libs_softmmu="$gtk_libs $libs_softmmu"
2436         gtk="yes"
2437     elif test "$gtk" = "yes"; then
2438         feature_not_found "gtk" "Install gtk3-devel"
2439     else
2440         gtk="no"
2441     fi
2442 fi
2443
2444
2445 ##########################################
2446 # GNUTLS probe
2447
2448 gnutls_works() {
2449     # Unfortunately some distros have bad pkg-config information for gnutls
2450     # such that it claims to exist but you get a compiler error if you try
2451     # to use the options returned by --libs. Specifically, Ubuntu for --static
2452     # builds doesn't work:
2453     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2454     #
2455     # So sanity check the cflags/libs before assuming gnutls can be used.
2456     if ! $pkg_config --exists "gnutls"; then
2457         return 1
2458     fi
2459
2460     write_c_skeleton
2461     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2462 }
2463
2464 gnutls_gcrypt=no
2465 gnutls_nettle=no
2466 if test "$gnutls" != "no"; then
2467     if gnutls_works; then
2468         gnutls_cflags=$($pkg_config --cflags gnutls)
2469         gnutls_libs=$($pkg_config --libs gnutls)
2470         libs_softmmu="$gnutls_libs $libs_softmmu"
2471         libs_tools="$gnutls_libs $libs_tools"
2472         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2473         gnutls="yes"
2474
2475         # gnutls_rnd requires >= 2.11.0
2476         if $pkg_config --exists "gnutls >= 2.11.0"; then
2477             gnutls_rnd="yes"
2478         else
2479             gnutls_rnd="no"
2480         fi
2481
2482         if $pkg_config --exists 'gnutls >= 3.0'; then
2483             gnutls_gcrypt=no
2484             gnutls_nettle=yes
2485         elif $pkg_config --exists 'gnutls >= 2.12'; then
2486             case $($pkg_config --libs --static gnutls) in
2487                 *gcrypt*)
2488                     gnutls_gcrypt=yes
2489                     gnutls_nettle=no
2490                     ;;
2491                 *nettle*)
2492                     gnutls_gcrypt=no
2493                     gnutls_nettle=yes
2494                     ;;
2495                 *)
2496                     gnutls_gcrypt=yes
2497                     gnutls_nettle=no
2498                     ;;
2499             esac
2500         else
2501             gnutls_gcrypt=yes
2502             gnutls_nettle=no
2503         fi
2504     elif test "$gnutls" = "yes"; then
2505         feature_not_found "gnutls" "Install gnutls devel"
2506     else
2507         gnutls="no"
2508         gnutls_rnd="no"
2509     fi
2510 else
2511     gnutls_rnd="no"
2512 fi
2513
2514
2515 # If user didn't give a --disable/enable-gcrypt flag,
2516 # then mark as disabled if user requested nettle
2517 # explicitly, or if gnutls links to nettle
2518 if test -z "$gcrypt"
2519 then
2520     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2521     then
2522         gcrypt="no"
2523     fi
2524 fi
2525
2526 # If user didn't give a --disable/enable-nettle flag,
2527 # then mark as disabled if user requested gcrypt
2528 # explicitly, or if gnutls links to gcrypt
2529 if test -z "$nettle"
2530 then
2531     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2532     then
2533         nettle="no"
2534     fi
2535 fi
2536
2537 has_libgcrypt_config() {
2538     if ! has "libgcrypt-config"
2539     then
2540         return 1
2541     fi
2542
2543     if test -n "$cross_prefix"
2544     then
2545         host=$(libgcrypt-config --host)
2546         if test "$host-" != $cross_prefix
2547         then
2548             return 1
2549         fi
2550     fi
2551
2552     return 0
2553 }
2554
2555 if test "$gcrypt" != "no"; then
2556     if has_libgcrypt_config; then
2557         gcrypt_cflags=$(libgcrypt-config --cflags)
2558         gcrypt_libs=$(libgcrypt-config --libs)
2559         # Debian has remove -lgpg-error from libgcrypt-config
2560         # as it "spreads unnecessary dependencies" which in
2561         # turn breaks static builds...
2562         if test "$static" = "yes"
2563         then
2564             gcrypt_libs="$gcrypt_libs -lgpg-error"
2565         fi
2566         libs_softmmu="$gcrypt_libs $libs_softmmu"
2567         libs_tools="$gcrypt_libs $libs_tools"
2568         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2569         gcrypt="yes"
2570         if test -z "$nettle"; then
2571            nettle="no"
2572         fi
2573
2574         cat > $TMPC << EOF
2575 #include <gcrypt.h>
2576 int main(void) {
2577   gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2578                   GCRY_MD_SHA256,
2579                   NULL, 0, 0, 0, NULL);
2580  return 0;
2581 }
2582 EOF
2583         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2584             gcrypt_kdf=yes
2585         fi
2586
2587         cat > $TMPC << EOF
2588 #include <gcrypt.h>
2589 int main(void) {
2590   gcry_mac_hd_t handle;
2591   gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2592                 GCRY_MAC_FLAG_SECURE, NULL);
2593   return 0;
2594 }
2595 EOF
2596         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2597             gcrypt_hmac=yes
2598         fi
2599     else
2600         if test "$gcrypt" = "yes"; then
2601             feature_not_found "gcrypt" "Install gcrypt devel"
2602         else
2603             gcrypt="no"
2604         fi
2605     fi
2606 fi
2607
2608
2609 if test "$nettle" != "no"; then
2610     if $pkg_config --exists "nettle"; then
2611         nettle_cflags=$($pkg_config --cflags nettle)
2612         nettle_libs=$($pkg_config --libs nettle)
2613         nettle_version=$($pkg_config --modversion nettle)
2614         libs_softmmu="$nettle_libs $libs_softmmu"
2615         libs_tools="$nettle_libs $libs_tools"
2616         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2617         nettle="yes"
2618
2619         cat > $TMPC << EOF
2620 #include <stddef.h>
2621 #include <nettle/pbkdf2.h>
2622 int main(void) {
2623      pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2624      return 0;
2625 }
2626 EOF
2627         if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2628             nettle_kdf=yes
2629         fi
2630     else
2631         if test "$nettle" = "yes"; then
2632             feature_not_found "nettle" "Install nettle devel"
2633         else
2634             nettle="no"
2635         fi
2636     fi
2637 fi
2638
2639 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2640 then
2641     error_exit "Only one of gcrypt & nettle can be enabled"
2642 fi
2643
2644 ##########################################
2645 # libtasn1 - only for the TLS creds/session test suite
2646
2647 tasn1=yes
2648 tasn1_cflags=""
2649 tasn1_libs=""
2650 if $pkg_config --exists "libtasn1"; then
2651     tasn1_cflags=$($pkg_config --cflags libtasn1)
2652     tasn1_libs=$($pkg_config --libs libtasn1)
2653 else
2654     tasn1=no
2655 fi
2656
2657
2658 ##########################################
2659 # getifaddrs (for tests/test-io-channel-socket )
2660
2661 have_ifaddrs_h=yes
2662 if ! check_include "ifaddrs.h" ; then
2663   have_ifaddrs_h=no
2664 fi
2665
2666 ##########################################
2667 # VTE probe
2668
2669 if test "$vte" != "no"; then
2670     if test "$gtkabi" = "3.0"; then
2671       vteminversion="0.32.0"
2672       if $pkg_config --exists "vte-2.91"; then
2673         vtepackage="vte-2.91"
2674       else
2675         vtepackage="vte-2.90"
2676       fi
2677     else
2678       vtepackage="vte"
2679       vteminversion="0.24.0"
2680     fi
2681     if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2682         vte_cflags=$($pkg_config --cflags $vtepackage)
2683         vte_libs=$($pkg_config --libs $vtepackage)
2684         vteversion=$($pkg_config --modversion $vtepackage)
2685         libs_softmmu="$vte_libs $libs_softmmu"
2686         vte="yes"
2687     elif test "$vte" = "yes"; then
2688         if test "$gtkabi" = "3.0"; then
2689             feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2690         else
2691             feature_not_found "vte" "Install libvte devel"
2692         fi
2693     else
2694         vte="no"
2695     fi
2696 fi
2697
2698 ##########################################
2699 # SDL probe
2700
2701 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2702 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2703
2704 if test "$sdlabi" = ""; then
2705     if $pkg_config --exists "sdl2"; then
2706         sdlabi=2.0
2707     elif $pkg_config --exists "sdl"; then
2708         sdlabi=1.2
2709     else
2710         sdlabi=2.0
2711     fi
2712 fi
2713
2714 if test $sdlabi = "2.0"; then
2715     sdl_config=$sdl2_config
2716     sdlname=sdl2
2717     sdlconfigname=sdl2_config
2718 elif test $sdlabi = "1.2"; then
2719     sdlname=sdl
2720     sdlconfigname=sdl_config
2721 else
2722     error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2723 fi
2724
2725 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2726   sdl_config=$sdlconfigname
2727 fi
2728
2729 if $pkg_config $sdlname --exists; then
2730   sdlconfig="$pkg_config $sdlname"
2731   sdlversion=$($sdlconfig --modversion 2>/dev/null)
2732 elif has ${sdl_config}; then
2733   sdlconfig="$sdl_config"
2734   sdlversion=$($sdlconfig --version)
2735 else
2736   if test "$sdl" = "yes" ; then
2737     feature_not_found "sdl" "Install SDL2-devel"
2738   fi
2739   sdl=no
2740 fi
2741 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2742   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2743 fi
2744
2745 sdl_too_old=no
2746 if test "$sdl" != "no" ; then
2747   cat > $TMPC << EOF
2748 #include <SDL.h>
2749 #undef main /* We don't want SDL to override our main() */
2750 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2751 EOF
2752   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2753   if test "$static" = "yes" ; then
2754     if $pkg_config $sdlname --exists; then
2755       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2756     else
2757       sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2758     fi
2759   else
2760     sdl_libs=$($sdlconfig --libs 2>/dev/null)
2761   fi
2762   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2763     if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2764       sdl_too_old=yes
2765     else
2766       sdl=yes
2767     fi
2768
2769     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2770     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2771       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2772          sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2773          sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2774       fi
2775       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2776         :
2777       else
2778         sdl=no
2779       fi
2780     fi # static link
2781   else # sdl not found
2782     if test "$sdl" = "yes" ; then
2783       feature_not_found "sdl" "Install SDL devel"
2784     fi
2785     sdl=no
2786   fi # sdl compile test
2787 fi
2788
2789 if test "$sdl" = "yes" ; then
2790   cat > $TMPC <<EOF
2791 #include <SDL.h>
2792 #if defined(SDL_VIDEO_DRIVER_X11)
2793 #include <X11/XKBlib.h>
2794 #else
2795 #error No x11 support
2796 #endif
2797 int main(void) { return 0; }
2798 EOF
2799   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2800     sdl_cflags="$sdl_cflags $x11_cflags"
2801     sdl_libs="$sdl_libs $x11_libs"
2802   fi
2803   libs_softmmu="$sdl_libs $libs_softmmu"
2804 fi
2805
2806 ##########################################
2807 # RDMA needs OpenFabrics libraries
2808 if test "$rdma" != "no" ; then
2809   cat > $TMPC <<EOF
2810 #include <rdma/rdma_cma.h>
2811 int main(void) { return 0; }
2812 EOF
2813   rdma_libs="-lrdmacm -libverbs"
2814   if compile_prog "" "$rdma_libs" ; then
2815     rdma="yes"
2816     libs_softmmu="$libs_softmmu $rdma_libs"
2817   else
2818     if test "$rdma" = "yes" ; then
2819         error_exit \
2820             " OpenFabrics librdmacm/libibverbs not present." \
2821             " Your options:" \
2822             "  (1) Fast: Install infiniband packages from your distro." \
2823             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2824             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2825     fi
2826     rdma="no"
2827   fi
2828 fi
2829
2830
2831 ##########################################
2832 # VNC SASL detection
2833 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2834   cat > $TMPC <<EOF
2835 #include <sasl/sasl.h>
2836 #include <stdio.h>
2837 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2838 EOF
2839   # Assuming Cyrus-SASL installed in /usr prefix
2840   vnc_sasl_cflags=""
2841   vnc_sasl_libs="-lsasl2"
2842   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2843     vnc_sasl=yes
2844     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2845     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2846   else
2847     if test "$vnc_sasl" = "yes" ; then
2848       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2849     fi
2850     vnc_sasl=no
2851   fi
2852 fi
2853
2854 ##########################################
2855 # VNC JPEG detection
2856 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2857 cat > $TMPC <<EOF
2858 #include <stdio.h>
2859 #include <jpeglib.h>
2860 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2861 EOF
2862     vnc_jpeg_cflags=""
2863     vnc_jpeg_libs="-ljpeg"
2864   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2865     vnc_jpeg=yes
2866     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2867     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2868   else
2869     if test "$vnc_jpeg" = "yes" ; then
2870       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2871     fi
2872     vnc_jpeg=no
2873   fi
2874 fi
2875
2876 ##########################################
2877 # VNC PNG detection
2878 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2879 cat > $TMPC <<EOF
2880 //#include <stdio.h>
2881 #include <png.h>
2882 #include <stddef.h>
2883 int main(void) {
2884     png_structp png_ptr;
2885     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2886     return png_ptr != 0;
2887 }
2888 EOF
2889   if $pkg_config libpng --exists; then
2890     vnc_png_cflags=$($pkg_config libpng --cflags)
2891     vnc_png_libs=$($pkg_config libpng --libs)
2892   else
2893     vnc_png_cflags=""
2894     vnc_png_libs="-lpng"
2895   fi
2896   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2897     vnc_png=yes
2898     libs_softmmu="$vnc_png_libs $libs_softmmu"
2899     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2900   else
2901     if test "$vnc_png" = "yes" ; then
2902       feature_not_found "vnc-png" "Install libpng devel"
2903     fi
2904     vnc_png=no
2905   fi
2906 fi
2907
2908 ##########################################
2909 # fnmatch() probe, used for ACL routines
2910 fnmatch="no"
2911 cat > $TMPC << EOF
2912 #include <fnmatch.h>
2913 int main(void)
2914 {
2915     fnmatch("foo", "foo", 0);
2916     return 0;
2917 }
2918 EOF
2919 if compile_prog "" "" ; then
2920    fnmatch="yes"
2921 fi
2922
2923 ##########################################
2924 # xfsctl() probe, used for file-posix.c
2925 if test "$xfs" != "no" ; then
2926   cat > $TMPC << EOF
2927 #include <stddef.h>  /* NULL */
2928 #include <xfs/xfs.h>
2929 int main(void)
2930 {
2931     xfsctl(NULL, 0, 0, NULL);
2932     return 0;
2933 }
2934 EOF
2935   if compile_prog "" "" ; then
2936     xfs="yes"
2937   else
2938     if test "$xfs" = "yes" ; then
2939       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2940     fi
2941     xfs=no
2942   fi
2943 fi
2944
2945 ##########################################
2946 # vde libraries probe
2947 if test "$vde" != "no" ; then
2948   vde_libs="-lvdeplug"
2949   cat > $TMPC << EOF
2950 #include <libvdeplug.h>
2951 int main(void)
2952 {
2953     struct vde_open_args a = {0, 0, 0};
2954     char s[] = "";
2955     vde_open(s, s, &a);
2956     return 0;
2957 }
2958 EOF
2959   if compile_prog "" "$vde_libs" ; then
2960     vde=yes
2961     libs_softmmu="$vde_libs $libs_softmmu"
2962     libs_tools="$vde_libs $libs_tools"
2963   else
2964     if test "$vde" = "yes" ; then
2965       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2966     fi
2967     vde=no
2968   fi
2969 fi
2970
2971 ##########################################
2972 # netmap support probe
2973 # Apart from looking for netmap headers, we make sure that the host API version
2974 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2975 # a minor/major version number. Minor new features will be marked with values up
2976 # to 15, and if something happens that requires a change to the backend we will
2977 # move above 15, submit the backend fixes and modify this two bounds.
2978 if test "$netmap" != "no" ; then
2979   cat > $TMPC << EOF
2980 #include <inttypes.h>
2981 #include <net/if.h>
2982 #include <net/netmap.h>
2983 #include <net/netmap_user.h>
2984 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2985 #error
2986 #endif
2987 int main(void) { return 0; }
2988 EOF
2989   if compile_prog "" "" ; then
2990     netmap=yes
2991   else
2992     if test "$netmap" = "yes" ; then
2993       feature_not_found "netmap"
2994     fi
2995     netmap=no
2996   fi
2997 fi
2998
2999 ##########################################
3000 # libcap-ng library probe
3001 if test "$cap_ng" != "no" ; then
3002   cap_libs="-lcap-ng"
3003   cat > $TMPC << EOF
3004 #include <cap-ng.h>
3005 int main(void)
3006 {
3007     capng_capability_to_name(CAPNG_EFFECTIVE);
3008     return 0;
3009 }
3010 EOF
3011   if compile_prog "" "$cap_libs" ; then
3012     cap_ng=yes
3013     libs_tools="$cap_libs $libs_tools"
3014   else
3015     if test "$cap_ng" = "yes" ; then
3016       feature_not_found "cap_ng" "Install libcap-ng devel"
3017     fi
3018     cap_ng=no
3019   fi
3020 fi
3021
3022 ##########################################
3023 # Sound support libraries probe
3024
3025 audio_drv_probe()
3026 {
3027     drv=$1
3028     hdr=$2
3029     lib=$3
3030     exp=$4
3031     cfl=$5
3032         cat > $TMPC << EOF
3033 #include <$hdr>
3034 int main(void) { $exp }
3035 EOF
3036     if compile_prog "$cfl" "$lib" ; then
3037         :
3038     else
3039         error_exit "$drv check failed" \
3040             "Make sure to have the $drv libs and headers installed."
3041     fi
3042 }
3043
3044 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3045 for drv in $audio_drv_list; do
3046     case $drv in
3047     alsa)
3048     audio_drv_probe $drv alsa/asoundlib.h -lasound \
3049         "return snd_pcm_close((snd_pcm_t *)0);"
3050     libs_softmmu="-lasound $libs_softmmu"
3051     ;;
3052
3053     pa)
3054     audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3055         "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3056     libs_softmmu="-lpulse $libs_softmmu"
3057     audio_pt_int="yes"
3058     ;;
3059
3060     sdl)
3061     if test "$sdl" = "no"; then
3062         error_exit "sdl not found or disabled, can not use sdl audio driver"
3063     fi
3064     ;;
3065
3066     coreaudio)
3067       libs_softmmu="-framework CoreAudio $libs_softmmu"
3068     ;;
3069
3070     dsound)
3071       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
3072       audio_win_int="yes"
3073     ;;
3074
3075     oss)
3076       libs_softmmu="$oss_lib $libs_softmmu"
3077     ;;
3078
3079     wav)
3080     # XXX: Probes for CoreAudio, DirectSound
3081     ;;
3082
3083     *)
3084     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3085         error_exit "Unknown driver '$drv' selected" \
3086             "Possible drivers are: $audio_possible_drivers"
3087     }
3088     ;;
3089     esac
3090 done
3091
3092 ##########################################
3093 # BrlAPI probe
3094
3095 if test "$brlapi" != "no" ; then
3096   brlapi_libs="-lbrlapi"
3097   cat > $TMPC << EOF
3098 #include <brlapi.h>
3099 #include <stddef.h>
3100 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3101 EOF
3102   if compile_prog "" "$brlapi_libs" ; then
3103     brlapi=yes
3104     libs_softmmu="$brlapi_libs $libs_softmmu"
3105   else
3106     if test "$brlapi" = "yes" ; then
3107       feature_not_found "brlapi" "Install brlapi devel"
3108     fi
3109     brlapi=no
3110   fi
3111 fi
3112
3113 ##########################################
3114 # curses probe
3115 if test "$curses" != "no" ; then
3116   if test "$mingw32" = "yes" ; then
3117     curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3118     curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3119   else
3120     curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3121     curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3122   fi
3123   curses_found=no
3124   cat > $TMPC << EOF
3125 #include <locale.h>
3126 #include <curses.h>
3127 #include <wchar.h>
3128 int main(void) {
3129   wchar_t wch = L'w';
3130   setlocale(LC_ALL, "");
3131   resize_term(0, 0);
3132   addwstr(L"wide chars\n");
3133   addnwstr(&wch, 1);
3134   add_wch(WACS_DEGREE);
3135   return 0;
3136 }
3137 EOF
3138   IFS=:
3139   for curses_inc in $curses_inc_list; do
3140     # Make sure we get the wide character prototypes
3141     curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3142     IFS=:
3143     for curses_lib in $curses_lib_list; do
3144       unset IFS
3145       if compile_prog "$curses_inc" "$curses_lib" ; then
3146         curses_found=yes
3147         QEMU_CFLAGS="$curses_inc $QEMU_CFLAGS"
3148         libs_softmmu="$curses_lib $libs_softmmu"
3149         break
3150       fi
3151     done
3152     if test "$curses_found" = yes ; then
3153       break
3154     fi
3155   done
3156   unset IFS
3157   if test "$curses_found" = "yes" ; then
3158     curses=yes
3159   else
3160     if test "$curses" = "yes" ; then
3161       feature_not_found "curses" "Install ncurses devel"
3162     fi
3163     curses=no
3164   fi
3165 fi
3166
3167 ##########################################
3168 # curl probe
3169 if test "$curl" != "no" ; then
3170   if $pkg_config libcurl --exists; then
3171     curlconfig="$pkg_config libcurl"
3172   else
3173     curlconfig=curl-config
3174   fi
3175   cat > $TMPC << EOF
3176 #include <curl/curl.h>
3177 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3178 EOF
3179   curl_cflags=$($curlconfig --cflags 2>/dev/null)
3180   curl_libs=$($curlconfig --libs 2>/dev/null)
3181   if compile_prog "$curl_cflags" "$curl_libs" ; then
3182     curl=yes
3183   else
3184     if test "$curl" = "yes" ; then
3185       feature_not_found "curl" "Install libcurl devel"
3186     fi
3187     curl=no
3188   fi
3189 fi # test "$curl"
3190
3191 ##########################################
3192 # bluez support probe
3193 if test "$bluez" != "no" ; then
3194   cat > $TMPC << EOF
3195 #include <bluetooth/bluetooth.h>
3196 int main(void) { return bt_error(0); }
3197 EOF
3198   bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3199   bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3200   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3201     bluez=yes
3202     libs_softmmu="$bluez_libs $libs_softmmu"
3203   else
3204     if test "$bluez" = "yes" ; then
3205       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3206     fi
3207     bluez="no"
3208   fi
3209 fi
3210
3211 ##########################################
3212 # glib support probe
3213
3214 if test "$mingw32" = yes; then
3215     glib_req_ver=2.30
3216 else
3217     glib_req_ver=2.22
3218 fi
3219 glib_modules=gthread-2.0
3220 if test "$modules" = yes; then
3221     glib_modules="$glib_modules gmodule-2.0"
3222 fi
3223
3224 # This workaround is required due to a bug in pkg-config file for glib as it
3225 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3226
3227 if test "$static" = yes -a "$mingw32" = yes; then
3228     QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3229 fi
3230
3231 for i in $glib_modules; do
3232     if $pkg_config --atleast-version=$glib_req_ver $i; then
3233         glib_cflags=$($pkg_config --cflags $i)
3234         glib_libs=$($pkg_config --libs $i)
3235         QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3236         LIBS="$glib_libs $LIBS"
3237         libs_qga="$glib_libs $libs_qga"
3238     else
3239         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3240     fi
3241 done
3242
3243 # Sanity check that the current size_t matches the
3244 # size that glib thinks it should be. This catches
3245 # problems on multi-arch where people try to build
3246 # 32-bit QEMU while pointing at 64-bit glib headers
3247 cat > $TMPC <<EOF
3248 #include <glib.h>
3249 #include <unistd.h>
3250
3251 #define QEMU_BUILD_BUG_ON(x) \
3252   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3253
3254 int main(void) {
3255    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3256    return 0;
3257 }
3258 EOF
3259
3260 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3261     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3262                "You probably need to set PKG_CONFIG_LIBDIR"\
3263                "to point to the right pkg-config files for your"\
3264                "build target"
3265 fi
3266
3267 # g_test_trap_subprocess added in 2.38. Used by some tests.
3268 glib_subprocess=yes
3269 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3270     glib_subprocess=no
3271 fi
3272
3273 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3274 cat > $TMPC << EOF
3275 #include <glib.h>
3276 int main(void) { return 0; }
3277 EOF
3278 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3279     if cc_has_warning_flag "-Wno-unknown-attributes"; then
3280         glib_cflags="-Wno-unknown-attributes $glib_cflags"
3281         CFLAGS="-Wno-unknown-attributes $CFLAGS"
3282     fi
3283 fi
3284
3285 ##########################################
3286 # SHA command probe for modules
3287 if test "$modules" = yes; then
3288     shacmd_probe="sha1sum sha1 shasum"
3289     for c in $shacmd_probe; do
3290         if has $c; then
3291             shacmd="$c"
3292             break
3293         fi
3294     done
3295     if test "$shacmd" = ""; then
3296         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3297     fi
3298 fi
3299
3300 ##########################################
3301 # pixman support probe
3302
3303 if test "$pixman" = ""; then
3304   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3305     pixman="none"
3306   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3307     pixman="system"
3308   else
3309     pixman="internal"
3310   fi
3311 fi
3312 if test "$pixman" = "none"; then
3313   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
3314     error_exit "pixman disabled but system emulation or tools build" \
3315         "enabled.  You can turn off pixman only if you also" \
3316         "disable all system emulation targets and the tools" \
3317         "build with '--disable-tools --disable-system'."
3318   fi
3319   pixman_cflags=
3320   pixman_libs=
3321 elif test "$pixman" = "system"; then
3322   # pixman version has been checked above
3323   pixman_cflags=$($pkg_config --cflags pixman-1)
3324   pixman_libs=$($pkg_config --libs pixman-1)
3325 else
3326   if test ! -d ${source_path}/pixman/pixman; then
3327     error_exit "pixman >= 0.21.8 not present. Your options:" \
3328         "  (1) Preferred: Install the pixman devel package (any recent" \
3329         "      distro should have packages as Xorg needs pixman too)." \
3330         "  (2) Fetch the pixman submodule, using:" \
3331         "      git submodule update --init pixman"
3332   fi
3333   mkdir -p pixman/pixman
3334   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
3335   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
3336 fi
3337
3338 ##########################################
3339 # libcap probe
3340
3341 if test "$cap" != "no" ; then
3342   cat > $TMPC <<EOF
3343 #include <stdio.h>
3344 #include <sys/capability.h>
3345 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3346 EOF
3347   if compile_prog "" "-lcap" ; then
3348     cap=yes
3349   else
3350     cap=no
3351   fi
3352 fi
3353
3354 ##########################################
3355 # pthread probe
3356 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3357
3358 pthread=no
3359 cat > $TMPC << EOF
3360 #include <pthread.h>
3361 static void *f(void *p) { return NULL; }
3362 int main(void) {
3363   pthread_t thread;
3364   pthread_create(&thread, 0, f, 0);
3365   return 0;
3366 }
3367 EOF
3368 if compile_prog "" "" ; then
3369   pthread=yes
3370 else
3371   for pthread_lib in $PTHREADLIBS_LIST; do
3372     if compile_prog "" "$pthread_lib" ; then
3373       pthread=yes
3374       found=no
3375       for lib_entry in $LIBS; do
3376         if test "$lib_entry" = "$pthread_lib"; then
3377           found=yes
3378           break
3379         fi
3380       done
3381       if test "$found" = "no"; then
3382         LIBS="$pthread_lib $LIBS"
3383       fi
3384       PTHREAD_LIB="$pthread_lib"
3385       break
3386     fi
3387   done
3388 fi
3389
3390 if test "$mingw32" != yes -a "$pthread" = no; then
3391   error_exit "pthread check failed" \
3392       "Make sure to have the pthread libs and headers installed."
3393 fi
3394
3395 # check for pthread_setname_np
3396 pthread_setname_np=no
3397 cat > $TMPC << EOF
3398 #include <pthread.h>
3399
3400 static void *f(void *p) { return NULL; }
3401 int main(void)
3402 {
3403     pthread_t thread;
3404     pthread_create(&thread, 0, f, 0);
3405     pthread_setname_np(thread, "QEMU");
3406     return 0;
3407 }
3408 EOF
3409 if compile_prog "" "$pthread_lib" ; then
3410   pthread_setname_np=yes
3411 fi
3412
3413 ##########################################
3414 # rbd probe
3415 if test "$rbd" != "no" ; then
3416   cat > $TMPC <<EOF
3417 #include <stdio.h>
3418 #include <rbd/librbd.h>
3419 int main(void) {
3420     rados_t cluster;
3421     rados_create(&cluster, NULL);
3422     return 0;
3423 }
3424 EOF
3425   rbd_libs="-lrbd -lrados"
3426   if compile_prog "" "$rbd_libs" ; then
3427     rbd=yes
3428   else
3429     if test "$rbd" = "yes" ; then
3430       feature_not_found "rados block device" "Install librbd/ceph devel"
3431     fi
3432     rbd=no
3433   fi
3434 fi
3435
3436 ##########################################
3437 # libssh2 probe
3438 min_libssh2_version=1.2.8
3439 if test "$libssh2" != "no" ; then
3440   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3441     libssh2_cflags=$($pkg_config libssh2 --cflags)
3442     libssh2_libs=$($pkg_config libssh2 --libs)
3443     libssh2=yes
3444   else
3445     if test "$libssh2" = "yes" ; then
3446       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3447     fi
3448     libssh2=no
3449   fi
3450 fi
3451
3452 ##########################################
3453 # libssh2_sftp_fsync probe
3454
3455 if test "$libssh2" = "yes"; then
3456   cat > $TMPC <<EOF
3457 #include <stdio.h>
3458 #include <libssh2.h>
3459 #include <libssh2_sftp.h>
3460 int main(void) {
3461     LIBSSH2_SESSION *session;
3462     LIBSSH2_SFTP *sftp;
3463     LIBSSH2_SFTP_HANDLE *sftp_handle;
3464     session = libssh2_session_init ();
3465     sftp = libssh2_sftp_init (session);
3466     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3467     libssh2_sftp_fsync (sftp_handle);
3468     return 0;
3469 }
3470 EOF
3471   # libssh2_cflags/libssh2_libs defined in previous test.
3472   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3473     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3474   fi
3475 fi
3476
3477 ##########################################
3478 # linux-aio probe
3479
3480 if test "$linux_aio" != "no" ; then
3481   cat > $TMPC <<EOF
3482 #include <libaio.h>
3483 #include <sys/eventfd.h>
3484 #include <stddef.h>
3485 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3486 EOF
3487   if compile_prog "" "-laio" ; then
3488     linux_aio=yes
3489   else
3490     if test "$linux_aio" = "yes" ; then
3491       feature_not_found "linux AIO" "Install libaio devel"
3492     fi
3493     linux_aio=no
3494   fi
3495 fi
3496
3497 ##########################################
3498 # TPM passthrough is only on x86 Linux
3499
3500 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3501   tpm_passthrough=$tpm
3502 else
3503   tpm_passthrough=no
3504 fi
3505
3506 ##########################################
3507 # attr probe
3508
3509 if test "$attr" != "no" ; then
3510   cat > $TMPC <<EOF
3511 #include <stdio.h>
3512 #include <sys/types.h>
3513 #ifdef CONFIG_LIBATTR
3514 #include <attr/xattr.h>
3515 #else
3516 #include <sys/xattr.h>
3517 #endif
3518 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3519 EOF
3520   if compile_prog "" "" ; then
3521     attr=yes
3522   # Older distros have <attr/xattr.h>, and need -lattr:
3523   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3524     attr=yes
3525     LIBS="-lattr $LIBS"
3526     libattr=yes
3527   else
3528     if test "$attr" = "yes" ; then
3529       feature_not_found "ATTR" "Install libc6 or libattr devel"
3530     fi
3531     attr=no
3532   fi
3533 fi
3534
3535 ##########################################
3536 # iovec probe
3537 cat > $TMPC <<EOF
3538 #include <sys/types.h>
3539 #include <sys/uio.h>
3540 #include <unistd.h>
3541 int main(void) { return sizeof(struct iovec); }
3542 EOF
3543 iovec=no
3544 if compile_prog "" "" ; then
3545   iovec=yes
3546 fi
3547
3548 ##########################################
3549 # preadv probe
3550 cat > $TMPC <<EOF
3551 #include <sys/types.h>
3552 #include <sys/uio.h>
3553 #include <unistd.h>
3554 int main(void) { return preadv(0, 0, 0, 0); }
3555 EOF
3556 preadv=no
3557 if compile_prog "" "" ; then
3558   preadv=yes
3559 fi
3560
3561 ##########################################
3562 # fdt probe
3563 # fdt support is mandatory for at least some target architectures,
3564 # so insist on it if we're building those system emulators.
3565 fdt_required=no
3566 for target in $target_list; do
3567   case $target in
3568     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3569       fdt_required=yes
3570     ;;
3571   esac
3572 done
3573
3574 if test "$fdt_required" = "yes"; then
3575   if test "$fdt" = "no"; then
3576     error_exit "fdt disabled but some requested targets require it." \
3577       "You can turn off fdt only if you also disable all the system emulation" \
3578       "targets which need it (by specifying a cut down --target-list)."
3579   fi
3580   fdt=yes
3581 fi
3582
3583 if test "$fdt" != "no" ; then
3584   fdt_libs="-lfdt"
3585   # explicitly check for libfdt_env.h as it is missing in some stable installs
3586   # and test for required functions to make sure we are on a version >= 1.4.2
3587   cat > $TMPC << EOF
3588 #include <libfdt.h>
3589 #include <libfdt_env.h>
3590 int main(void) { fdt_first_subnode(0, 0); return 0; }
3591 EOF
3592   if compile_prog "" "$fdt_libs" ; then
3593     # system DTC is good - use it
3594     fdt=yes
3595   elif test -d ${source_path}/dtc/libfdt ; then
3596     # have submodule DTC - use it
3597     fdt=yes
3598     dtc_internal="yes"
3599     mkdir -p dtc
3600     if [ "$pwd_is_source_path" != "y" ] ; then
3601        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3602        symlink "$source_path/dtc/scripts" "dtc/scripts"
3603     fi
3604     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3605     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3606   elif test "$fdt" = "yes" ; then
3607     # have neither and want - prompt for system/submodule install
3608     error_exit "DTC (libfdt) version >= 1.4.2 not present. Your options:" \
3609         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3610         "  (2) Fetch the DTC submodule, using:" \
3611         "      git submodule update --init dtc"
3612   else
3613     # don't have and don't want
3614     fdt_libs=
3615     fdt=no
3616   fi
3617 fi
3618
3619 libs_softmmu="$libs_softmmu $fdt_libs"
3620
3621 ##########################################
3622 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3623
3624 if test "$opengl" != "no" ; then
3625   opengl_pkgs="epoxy libdrm gbm"
3626   if $pkg_config $opengl_pkgs x11; then
3627     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3628     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3629     opengl=yes
3630     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3631         gtk_gl="yes"
3632     fi
3633     QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3634   else
3635     if test "$opengl" = "yes" ; then
3636       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3637     fi
3638     opengl_cflags=""
3639     opengl_libs=""
3640     opengl=no
3641   fi
3642 fi
3643
3644 if test "$opengl" = "yes"; then
3645   cat > $TMPC << EOF
3646 #include <epoxy/egl.h>
3647 #ifndef EGL_MESA_image_dma_buf_export
3648 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3649 #endif
3650 int main(void) { return 0; }
3651 EOF
3652   if compile_prog "" "" ; then
3653     opengl_dmabuf=yes
3654   fi
3655 fi
3656
3657
3658 ##########################################
3659 # glusterfs probe
3660 if test "$glusterfs" != "no" ; then
3661   if $pkg_config --atleast-version=3 glusterfs-api; then
3662     glusterfs="yes"
3663     glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3664     glusterfs_libs=$($pkg_config --libs glusterfs-api)
3665     if $pkg_config --atleast-version=4 glusterfs-api; then
3666       glusterfs_xlator_opt="yes"
3667     fi
3668     if $pkg_config --atleast-version=5 glusterfs-api; then
3669       glusterfs_discard="yes"
3670     fi
3671     if $pkg_config --atleast-version=6 glusterfs-api; then
3672       glusterfs_fallocate="yes"
3673       glusterfs_zerofill="yes"
3674     fi
3675   else
3676     if test "$glusterfs" = "yes" ; then
3677       feature_not_found "GlusterFS backend support" \
3678           "Install glusterfs-api devel >= 3"
3679     fi
3680     glusterfs="no"
3681   fi
3682 fi
3683
3684 # Check for inotify functions when we are building linux-user
3685 # emulator.  This is done because older glibc versions don't
3686 # have syscall stubs for these implemented.  In that case we
3687 # don't provide them even if kernel supports them.
3688 #
3689 inotify=no
3690 cat > $TMPC << EOF
3691 #include <sys/inotify.h>
3692
3693 int
3694 main(void)
3695 {
3696         /* try to start inotify */
3697         return inotify_init();
3698 }
3699 EOF
3700 if compile_prog "" "" ; then
3701   inotify=yes
3702 fi
3703
3704 inotify1=no
3705 cat > $TMPC << EOF
3706 #include <sys/inotify.h>
3707
3708 int
3709 main(void)
3710 {
3711     /* try to start inotify */
3712     return inotify_init1(0);
3713 }
3714 EOF
3715 if compile_prog "" "" ; then
3716   inotify1=yes
3717 fi
3718
3719 # check if pipe2 is there
3720 pipe2=no
3721 cat > $TMPC << EOF
3722 #include <unistd.h>
3723 #include <fcntl.h>
3724
3725 int main(void)
3726 {
3727     int pipefd[2];
3728     return pipe2(pipefd, O_CLOEXEC);
3729 }
3730 EOF
3731 if compile_prog "" "" ; then
3732   pipe2=yes
3733 fi
3734
3735 # check if accept4 is there
3736 accept4=no
3737 cat > $TMPC << EOF
3738 #include <sys/socket.h>
3739 #include <stddef.h>
3740
3741 int main(void)
3742 {
3743     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3744     return 0;
3745 }
3746 EOF
3747 if compile_prog "" "" ; then
3748   accept4=yes
3749 fi
3750
3751 # check if tee/splice is there. vmsplice was added same time.
3752 splice=no
3753 cat > $TMPC << EOF
3754 #include <unistd.h>
3755 #include <fcntl.h>
3756 #include <limits.h>
3757
3758 int main(void)
3759 {
3760     int len, fd = 0;
3761     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3762     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3763     return 0;
3764 }
3765 EOF
3766 if compile_prog "" "" ; then
3767   splice=yes
3768 fi
3769
3770 ##########################################
3771 # libnuma probe
3772
3773 if test "$numa" != "no" ; then
3774   cat > $TMPC << EOF
3775 #include <numa.h>
3776 int main(void) { return numa_available(); }
3777 EOF
3778
3779   if compile_prog "" "-lnuma" ; then
3780     numa=yes
3781     libs_softmmu="-lnuma $libs_softmmu"
3782   else
3783     if test "$numa" = "yes" ; then
3784       feature_not_found "numa" "install numactl devel"
3785     fi
3786     numa=no
3787   fi
3788 fi
3789
3790 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3791     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3792     exit 1
3793 fi
3794
3795 ##########################################
3796 # tcmalloc probe
3797
3798 if test "$tcmalloc" = "yes" ; then
3799   cat > $TMPC << EOF
3800 #include <stdlib.h>
3801 int main(void) { malloc(1); return 0; }
3802 EOF
3803
3804   if compile_prog "" "-ltcmalloc" ; then
3805     LIBS="-ltcmalloc $LIBS"
3806   else
3807     feature_not_found "tcmalloc" "install gperftools devel"
3808   fi
3809 fi
3810
3811 ##########################################
3812 # jemalloc probe
3813
3814 if test "$jemalloc" = "yes" ; then
3815   cat > $TMPC << EOF
3816 #include <stdlib.h>
3817 int main(void) { malloc(1); return 0; }
3818 EOF
3819
3820   if compile_prog "" "-ljemalloc" ; then
3821     LIBS="-ljemalloc $LIBS"
3822   else
3823     feature_not_found "jemalloc" "install jemalloc devel"
3824   fi
3825 fi
3826
3827 ##########################################
3828 # signalfd probe
3829 signalfd="no"
3830 cat > $TMPC << EOF
3831 #include <unistd.h>
3832 #include <sys/syscall.h>
3833 #include <signal.h>
3834 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3835 EOF
3836
3837 if compile_prog "" "" ; then
3838   signalfd=yes
3839 fi
3840
3841 # check if eventfd is supported
3842 eventfd=no
3843 cat > $TMPC << EOF
3844 #include <sys/eventfd.h>
3845
3846 int main(void)
3847 {
3848     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3849 }
3850 EOF
3851 if compile_prog "" "" ; then
3852   eventfd=yes
3853 fi
3854
3855 # check if memfd is supported
3856 memfd=no
3857 cat > $TMPC << EOF
3858 #include <sys/memfd.h>
3859
3860 int main(void)
3861 {
3862     return memfd_create("foo", MFD_ALLOW_SEALING);
3863 }
3864 EOF
3865 if compile_prog "" "" ; then
3866   memfd=yes
3867 fi
3868
3869
3870
3871 # check for fallocate
3872 fallocate=no
3873 cat > $TMPC << EOF
3874 #include <fcntl.h>
3875
3876 int main(void)
3877 {
3878     fallocate(0, 0, 0, 0);
3879     return 0;
3880 }
3881 EOF
3882 if compile_prog "" "" ; then
3883   fallocate=yes
3884 fi
3885
3886 # check for fallocate hole punching
3887 fallocate_punch_hole=no
3888 cat > $TMPC << EOF
3889 #include <fcntl.h>
3890 #include <linux/falloc.h>
3891
3892 int main(void)
3893 {
3894     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3895     return 0;
3896 }
3897 EOF
3898 if compile_prog "" "" ; then
3899   fallocate_punch_hole=yes
3900 fi
3901
3902 # check that fallocate supports range zeroing inside the file
3903 fallocate_zero_range=no
3904 cat > $TMPC << EOF
3905 #include <fcntl.h>
3906 #include <linux/falloc.h>
3907
3908 int main(void)
3909 {
3910     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3911     return 0;
3912 }
3913 EOF
3914 if compile_prog "" "" ; then
3915   fallocate_zero_range=yes
3916 fi
3917
3918 # check for posix_fallocate
3919 posix_fallocate=no
3920 cat > $TMPC << EOF
3921 #include <fcntl.h>
3922
3923 int main(void)
3924 {
3925     posix_fallocate(0, 0, 0);
3926     return 0;
3927 }
3928 EOF
3929 if compile_prog "" "" ; then
3930     posix_fallocate=yes
3931 fi
3932
3933 # check for sync_file_range
3934 sync_file_range=no
3935 cat > $TMPC << EOF
3936 #include <fcntl.h>
3937
3938 int main(void)
3939 {
3940     sync_file_range(0, 0, 0, 0);
3941     return 0;
3942 }
3943 EOF
3944 if compile_prog "" "" ; then
3945   sync_file_range=yes
3946 fi
3947
3948 # check for linux/fiemap.h and FS_IOC_FIEMAP
3949 fiemap=no
3950 cat > $TMPC << EOF
3951 #include <sys/ioctl.h>
3952 #include <linux/fs.h>
3953 #include <linux/fiemap.h>
3954
3955 int main(void)
3956 {
3957     ioctl(0, FS_IOC_FIEMAP, 0);
3958     return 0;
3959 }
3960 EOF
3961 if compile_prog "" "" ; then
3962   fiemap=yes
3963 fi
3964
3965 # check for dup3
3966 dup3=no
3967 cat > $TMPC << EOF
3968 #include <unistd.h>
3969
3970 int main(void)
3971 {
3972     dup3(0, 0, 0);
3973     return 0;
3974 }
3975 EOF
3976 if compile_prog "" "" ; then
3977   dup3=yes
3978 fi
3979
3980 # check for ppoll support
3981 ppoll=no
3982 cat > $TMPC << EOF
3983 #include <poll.h>
3984
3985 int main(void)
3986 {
3987     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3988     ppoll(&pfd, 1, 0, 0);
3989     return 0;
3990 }
3991 EOF
3992 if compile_prog "" "" ; then
3993   ppoll=yes
3994 fi
3995
3996 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3997 prctl_pr_set_timerslack=no
3998 cat > $TMPC << EOF
3999 #include <sys/prctl.h>
4000
4001 int main(void)
4002 {
4003     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4004     return 0;
4005 }
4006 EOF
4007 if compile_prog "" "" ; then
4008   prctl_pr_set_timerslack=yes
4009 fi
4010
4011 # check for epoll support
4012 epoll=no
4013 cat > $TMPC << EOF
4014 #include <sys/epoll.h>
4015
4016 int main(void)
4017 {
4018     epoll_create(0);
4019     return 0;
4020 }
4021 EOF
4022 if compile_prog "" "" ; then
4023   epoll=yes
4024 fi
4025
4026 # epoll_create1 is a later addition
4027 # so we must check separately for its presence
4028 epoll_create1=no
4029 cat > $TMPC << EOF
4030 #include <sys/epoll.h>
4031
4032 int main(void)
4033 {
4034     /* Note that we use epoll_create1 as a value, not as
4035      * a function being called. This is necessary so that on
4036      * old SPARC glibc versions where the function was present in
4037      * the library but not declared in the header file we will
4038      * fail the configure check. (Otherwise we will get a compiler
4039      * warning but not an error, and will proceed to fail the
4040      * qemu compile where we compile with -Werror.)
4041      */
4042     return (int)(uintptr_t)&epoll_create1;
4043 }
4044 EOF
4045 if compile_prog "" "" ; then
4046   epoll_create1=yes
4047 fi
4048
4049 # check for sendfile support
4050 sendfile=no
4051 cat > $TMPC << EOF
4052 #include <sys/sendfile.h>
4053
4054 int main(void)
4055 {
4056     return sendfile(0, 0, 0, 0);
4057 }
4058 EOF
4059 if compile_prog "" "" ; then
4060   sendfile=yes
4061 fi
4062
4063 # check for timerfd support (glibc 2.8 and newer)
4064 timerfd=no
4065 cat > $TMPC << EOF
4066 #include <sys/timerfd.h>
4067
4068 int main(void)
4069 {
4070     return(timerfd_create(CLOCK_REALTIME, 0));
4071 }
4072 EOF
4073 if compile_prog "" "" ; then
4074   timerfd=yes
4075 fi
4076
4077 # check for setns and unshare support
4078 setns=no
4079 cat > $TMPC << EOF
4080 #include <sched.h>
4081
4082 int main(void)
4083 {
4084     int ret;
4085     ret = setns(0, 0);
4086     ret = unshare(0);
4087     return ret;
4088 }
4089 EOF
4090 if compile_prog "" "" ; then
4091   setns=yes
4092 fi
4093
4094 # clock_adjtime probe
4095 clock_adjtime=no
4096 cat > $TMPC <<EOF
4097 #include <time.h>
4098
4099 int main(void)
4100 {
4101     return clock_adjtime(0, 0);
4102 }
4103 EOF
4104 clock_adjtime=no
4105 if compile_prog "" "" ; then
4106   clock_adjtime=yes
4107 fi
4108
4109 # syncfs probe
4110 syncfs=no
4111 cat > $TMPC <<EOF
4112 #include <unistd.h>
4113
4114 int main(void)
4115 {
4116     return syncfs(0);
4117 }
4118 EOF
4119 syncfs=no
4120 if compile_prog "" "" ; then
4121   syncfs=yes
4122 fi
4123
4124 # Check if tools are available to build documentation.
4125 if test "$docs" != "no" ; then
4126   if has makeinfo && has pod2man; then
4127     docs=yes
4128   else
4129     if test "$docs" = "yes" ; then
4130       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4131     fi
4132     docs=no
4133   fi
4134 fi
4135
4136 # Search for bswap_32 function
4137 byteswap_h=no
4138 cat > $TMPC << EOF
4139 #include <byteswap.h>
4140 int main(void) { return bswap_32(0); }
4141 EOF
4142 if compile_prog "" "" ; then
4143   byteswap_h=yes
4144 fi
4145
4146 # Search for bswap32 function
4147 bswap_h=no
4148 cat > $TMPC << EOF
4149 #include <sys/endian.h>
4150 #include <sys/types.h>
4151 #include <machine/bswap.h>
4152 int main(void) { return bswap32(0); }
4153 EOF
4154 if compile_prog "" "" ; then
4155   bswap_h=yes
4156 fi
4157
4158 ##########################################
4159 # Do we have libiscsi >= 1.9.0
4160 if test "$libiscsi" != "no" ; then
4161   if $pkg_config --atleast-version=1.9.0 libiscsi; then
4162     libiscsi="yes"
4163     libiscsi_cflags=$($pkg_config --cflags libiscsi)
4164     libiscsi_libs=$($pkg_config --libs libiscsi)
4165   else
4166     if test "$libiscsi" = "yes" ; then
4167       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4168     fi
4169     libiscsi="no"
4170   fi
4171 fi
4172
4173 ##########################################
4174 # Do we need libm
4175 cat > $TMPC << EOF
4176 #include <math.h>
4177 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4178 EOF
4179 if compile_prog "" "" ; then
4180   :
4181 elif compile_prog "" "-lm" ; then
4182   LIBS="-lm $LIBS"
4183   libs_qga="-lm $libs_qga"
4184 else
4185   error_exit "libm check failed"
4186 fi
4187
4188 ##########################################
4189 # Do we need librt
4190 # uClibc provides 2 versions of clock_gettime(), one with realtime
4191 # support and one without. This means that the clock_gettime() don't
4192 # need -lrt. We still need it for timer_create() so we check for this
4193 # function in addition.
4194 cat > $TMPC <<EOF
4195 #include <signal.h>
4196 #include <time.h>
4197 int main(void) {
4198   timer_create(CLOCK_REALTIME, NULL, NULL);
4199   return clock_gettime(CLOCK_REALTIME, NULL);
4200 }
4201 EOF
4202
4203 if compile_prog "" "" ; then
4204   :
4205 # we need pthread for static linking. use previous pthread test result
4206 elif compile_prog "" "$pthread_lib -lrt" ; then
4207   LIBS="$LIBS -lrt"
4208   libs_qga="$libs_qga -lrt"
4209 fi
4210
4211 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4212         "$aix" != "yes" -a "$haiku" != "yes" ; then
4213     libs_softmmu="-lutil $libs_softmmu"
4214 fi
4215
4216 ##########################################
4217 # spice probe
4218 if test "$spice" != "no" ; then
4219   cat > $TMPC << EOF
4220 #include <spice.h>
4221 int main(void) { spice_server_new(); return 0; }
4222 EOF
4223   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4224   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4225   if $pkg_config --atleast-version=0.12.0 spice-server && \
4226      $pkg_config --atleast-version=0.12.3 spice-protocol && \
4227      compile_prog "$spice_cflags" "$spice_libs" ; then
4228     spice="yes"
4229     libs_softmmu="$libs_softmmu $spice_libs"
4230     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4231     spice_protocol_version=$($pkg_config --modversion spice-protocol)
4232     spice_server_version=$($pkg_config --modversion spice-server)
4233   else
4234     if test "$spice" = "yes" ; then
4235       feature_not_found "spice" \
4236           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4237     fi
4238     spice="no"
4239   fi
4240 fi
4241
4242 # check for smartcard support
4243 smartcard_cflags=""
4244 if test "$smartcard" != "no"; then
4245     if $pkg_config libcacard; then
4246         libcacard_cflags=$($pkg_config --cflags libcacard)
4247         libcacard_libs=$($pkg_config --libs libcacard)
4248         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
4249         libs_softmmu="$libs_softmmu $libcacard_libs"
4250         smartcard="yes"
4251     else
4252         if test "$smartcard" = "yes"; then
4253             feature_not_found "smartcard" "Install libcacard devel"
4254         fi
4255         smartcard="no"
4256     fi
4257 fi
4258
4259 # check for libusb
4260 if test "$libusb" != "no" ; then
4261     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4262         libusb="yes"
4263         libusb_cflags=$($pkg_config --cflags libusb-1.0)
4264         libusb_libs=$($pkg_config --libs libusb-1.0)
4265         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
4266         libs_softmmu="$libs_softmmu $libusb_libs"
4267     else
4268         if test "$libusb" = "yes"; then
4269             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
4270         fi
4271         libusb="no"
4272     fi
4273 fi
4274
4275 # check for usbredirparser for usb network redirection support
4276 if test "$usb_redir" != "no" ; then
4277     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4278         usb_redir="yes"
4279         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4280         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4281         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
4282         libs_softmmu="$libs_softmmu $usb_redir_libs"
4283     else
4284         if test "$usb_redir" = "yes"; then
4285             feature_not_found "usb-redir" "Install usbredir devel"
4286         fi
4287         usb_redir="no"
4288     fi
4289 fi
4290
4291 ##########################################
4292 # check if we have VSS SDK headers for win
4293
4294 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4295   case "$vss_win32_sdk" in
4296     "")   vss_win32_include="-isystem $source_path" ;;
4297     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4298           # handle path with spaces. So we symlink the headers into ".sdk/vss".
4299           vss_win32_include="-isystem $source_path/.sdk/vss"
4300           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4301           ;;
4302     *)    vss_win32_include="-isystem $vss_win32_sdk"
4303   esac
4304   cat > $TMPC << EOF
4305 #define __MIDL_user_allocate_free_DEFINED__
4306 #include <inc/win2003/vss.h>
4307 int main(void) { return VSS_CTX_BACKUP; }
4308 EOF
4309   if compile_prog "$vss_win32_include" "" ; then
4310     guest_agent_with_vss="yes"
4311     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4312     libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4313     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4314   else
4315     if test "$vss_win32_sdk" != "" ; then
4316       echo "ERROR: Please download and install Microsoft VSS SDK:"
4317       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4318       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4319       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
4320       echo "ERROR: The headers are extracted in the directory \`inc'."
4321       feature_not_found "VSS support"
4322     fi
4323     guest_agent_with_vss="no"
4324   fi
4325 fi
4326
4327 ##########################################
4328 # lookup Windows platform SDK (if not specified)
4329 # The SDK is needed only to build .tlb (type library) file of guest agent
4330 # VSS provider from the source. It is usually unnecessary because the
4331 # pre-compiled .tlb file is included.
4332
4333 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4334   if test -z "$win_sdk"; then
4335     programfiles="$PROGRAMFILES"
4336     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4337     if test -n "$programfiles"; then
4338       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4339     else
4340       feature_not_found "Windows SDK"
4341     fi
4342   elif test "$win_sdk" = "no"; then
4343     win_sdk=""
4344   fi
4345 fi
4346
4347 ##########################################
4348 # check if mingw environment provides a recent ntddscsi.h
4349 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4350   cat > $TMPC << EOF
4351 #include <windows.h>
4352 #include <ntddscsi.h>
4353 int main(void) {
4354 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4355 #error Missing required ioctl definitions
4356 #endif
4357   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4358   return addr.Lun;
4359 }
4360 EOF
4361   if compile_prog "" "" ; then
4362     guest_agent_ntddscsi=yes
4363     libs_qga="-lsetupapi $libs_qga"
4364   fi
4365 fi
4366
4367 ##########################################
4368 # virgl renderer probe
4369
4370 if test "$virglrenderer" != "no" ; then
4371   cat > $TMPC << EOF
4372 #include <virglrenderer.h>
4373 int main(void) { virgl_renderer_poll(); return 0; }
4374 EOF
4375   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4376   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4377   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4378      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4379     virglrenderer="yes"
4380   else
4381     if test "$virglrenderer" = "yes" ; then
4382       feature_not_found "virglrenderer"
4383     fi
4384     virglrenderer="no"
4385   fi
4386 fi
4387
4388 ##########################################
4389 # check if we have fdatasync
4390
4391 fdatasync=no
4392 cat > $TMPC << EOF
4393 #include <unistd.h>
4394 int main(void) {
4395 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4396 return fdatasync(0);
4397 #else
4398 #error Not supported
4399 #endif
4400 }
4401 EOF
4402 if compile_prog "" "" ; then
4403     fdatasync=yes
4404 fi
4405
4406 ##########################################
4407 # check if we have madvise
4408
4409 madvise=no
4410 cat > $TMPC << EOF
4411 #include <sys/types.h>
4412 #include <sys/mman.h>
4413 #include <stddef.h>
4414 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4415 EOF
4416 if compile_prog "" "" ; then
4417     madvise=yes
4418 fi
4419
4420 ##########################################
4421 # check if we have posix_madvise
4422
4423 posix_madvise=no
4424 cat > $TMPC << EOF
4425 #include <sys/mman.h>
4426 #include <stddef.h>
4427 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4428 EOF
4429 if compile_prog "" "" ; then
4430     posix_madvise=yes
4431 fi
4432
4433 ##########################################
4434 # check if we have posix_syslog
4435
4436 posix_syslog=no
4437 cat > $TMPC << EOF
4438 #include <syslog.h>
4439 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4440 EOF
4441 if compile_prog "" "" ; then
4442     posix_syslog=yes
4443 fi
4444
4445 ##########################################
4446 # check if trace backend exists
4447
4448 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4449 if test "$?" -ne 0 ; then
4450   error_exit "invalid trace backends" \
4451       "Please choose supported trace backends."
4452 fi
4453
4454 ##########################################
4455 # For 'ust' backend, test if ust headers are present
4456 if have_backend "ust"; then
4457   cat > $TMPC << EOF
4458 #include <lttng/tracepoint.h>
4459 int main(void) { return 0; }
4460 EOF
4461   if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4462     if $pkg_config lttng-ust --exists; then
4463       lttng_ust_libs=$($pkg_config --libs lttng-ust)
4464     else
4465       lttng_ust_libs="-llttng-ust -ldl"
4466     fi
4467     if $pkg_config liburcu-bp --exists; then
4468       urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4469     else
4470       urcu_bp_libs="-lurcu-bp"
4471     fi
4472
4473     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4474     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4475   else
4476     error_exit "Trace backend 'ust' missing lttng-ust header files"
4477   fi
4478 fi
4479
4480 ##########################################
4481 # For 'dtrace' backend, test if 'dtrace' command is present
4482 if have_backend "dtrace"; then
4483   if ! has 'dtrace' ; then
4484     error_exit "dtrace command is not found in PATH $PATH"
4485   fi
4486   trace_backend_stap="no"
4487   if has 'stap' ; then
4488     trace_backend_stap="yes"
4489   fi
4490 fi
4491
4492 ##########################################
4493 # check and set a backend for coroutine
4494
4495 # We prefer ucontext, but it's not always possible. The fallback
4496 # is sigcontext. On Windows the only valid backend is the Windows
4497 # specific one.
4498
4499 ucontext_works=no
4500 if test "$darwin" != "yes"; then
4501   cat > $TMPC << EOF
4502 #include <ucontext.h>
4503 #ifdef __stub_makecontext
4504 #error Ignoring glibc stub makecontext which will always fail
4505 #endif
4506 int main(void) { makecontext(0, 0, 0); return 0; }
4507 EOF
4508   if compile_prog "" "" ; then
4509     ucontext_works=yes
4510   fi
4511 fi
4512
4513 if test "$coroutine" = ""; then
4514   if test "$mingw32" = "yes"; then
4515     coroutine=win32
4516   elif test "$ucontext_works" = "yes"; then
4517     coroutine=ucontext
4518   else
4519     coroutine=sigaltstack
4520   fi
4521 else
4522   case $coroutine in
4523   windows)
4524     if test "$mingw32" != "yes"; then
4525       error_exit "'windows' coroutine backend only valid for Windows"
4526     fi
4527     # Unfortunately the user visible backend name doesn't match the
4528     # coroutine-*.c filename for this case, so we have to adjust it here.
4529     coroutine=win32
4530     ;;
4531   ucontext)
4532     if test "$ucontext_works" != "yes"; then
4533       feature_not_found "ucontext"
4534     fi
4535     ;;
4536   sigaltstack)
4537     if test "$mingw32" = "yes"; then
4538       error_exit "only the 'windows' coroutine backend is valid for Windows"
4539     fi
4540     ;;
4541   *)
4542     error_exit "unknown coroutine backend $coroutine"
4543     ;;
4544   esac
4545 fi
4546
4547 if test "$coroutine_pool" = ""; then
4548   coroutine_pool=yes
4549 fi
4550
4551 if test "$debug_stack_usage" = "yes"; then
4552   if test "$cpu" = "ia64" -o "$cpu" = "hppa"; then
4553     error_exit "stack usage debugging is not supported for $cpu"
4554   fi
4555   if test "$coroutine_pool" = "yes"; then
4556     echo "WARN: disabling coroutine pool for stack usage debugging"
4557     coroutine_pool=no
4558   fi
4559 fi
4560
4561
4562 ##########################################
4563 # check if we have open_by_handle_at
4564
4565 open_by_handle_at=no
4566 cat > $TMPC << EOF
4567 #include <fcntl.h>
4568 #if !defined(AT_EMPTY_PATH)
4569 # error missing definition
4570 #else
4571 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4572 #endif
4573 EOF
4574 if compile_prog "" "" ; then
4575     open_by_handle_at=yes
4576 fi
4577
4578 ########################################
4579 # check if we have linux/magic.h
4580
4581 linux_magic_h=no
4582 cat > $TMPC << EOF
4583 #include <linux/magic.h>
4584 int main(void) {
4585   return 0;
4586 }
4587 EOF
4588 if compile_prog "" "" ; then
4589     linux_magic_h=yes
4590 fi
4591
4592 ########################################
4593 # check whether we can disable warning option with a pragma (this is needed
4594 # to silence warnings in the headers of some versions of external libraries).
4595 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4596 # only a warning.
4597 #
4598 # If we can't selectively disable warning in the code, disable -Werror so that
4599 # the build doesn't fail anyway.
4600
4601 pragma_disable_unused_but_set=no
4602 cat > $TMPC << EOF
4603 #pragma GCC diagnostic push
4604 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4605 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4606 #pragma GCC diagnostic pop
4607
4608 int main(void) {
4609     return 0;
4610 }
4611 EOF
4612 if compile_prog "-Werror" "" ; then
4613     pragma_diagnostic_available=yes
4614 else
4615     werror=no
4616 fi
4617
4618 ########################################
4619 # check if we have valgrind/valgrind.h
4620
4621 valgrind_h=no
4622 cat > $TMPC << EOF
4623 #include <valgrind/valgrind.h>
4624 int main(void) {
4625   return 0;
4626 }
4627 EOF
4628 if compile_prog "" "" ; then
4629     valgrind_h=yes
4630 fi
4631
4632 ########################################
4633 # check if environ is declared
4634
4635 has_environ=no
4636 cat > $TMPC << EOF
4637 #include <unistd.h>
4638 int main(void) {
4639     environ = 0;
4640     return 0;
4641 }
4642 EOF
4643 if compile_prog "" "" ; then
4644     has_environ=yes
4645 fi
4646
4647 ########################################
4648 # check if cpuid.h is usable.
4649
4650 cpuid_h=no
4651 cat > $TMPC << EOF
4652 #include <cpuid.h>
4653 int main(void) {
4654     unsigned a, b, c, d;
4655     int max = __get_cpuid_max(0, 0);
4656
4657     if (max >= 1) {
4658         __cpuid(1, a, b, c, d);
4659     }
4660
4661     if (max >= 7) {
4662         __cpuid_count(7, 0, a, b, c, d);
4663     }
4664
4665     return 0;
4666 }
4667 EOF
4668 if compile_prog "" "" ; then
4669     cpuid_h=yes
4670 fi
4671
4672 ########################################
4673 # check if __[u]int128_t is usable.
4674
4675 int128=no
4676 cat > $TMPC << EOF
4677 #if defined(__clang_major__) && defined(__clang_minor__)
4678 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4679 #  error __int128_t does not work in CLANG before 3.2
4680 # endif
4681 #endif
4682 __int128_t a;
4683 __uint128_t b;
4684 int main (void) {
4685   a = a + b;
4686   b = a * b;
4687   a = a * a;
4688   return 0;
4689 }
4690 EOF
4691 if compile_prog "" "" ; then
4692     int128=yes
4693 fi
4694
4695 #########################################
4696 # See if 128-bit atomic operations are supported.
4697
4698 atomic128=no
4699 if test "$int128" = "yes"; then
4700   cat > $TMPC << EOF
4701 int main(void)
4702 {
4703   unsigned __int128 x = 0, y = 0;
4704   y = __atomic_load_16(&x, 0);
4705   __atomic_store_16(&x, y, 0);
4706   __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4707   return 0;
4708 }
4709 EOF
4710   if compile_prog "" "" ; then
4711     atomic128=yes
4712   fi
4713 fi
4714
4715 #########################################
4716 # See if 64-bit atomic operations are supported.
4717 # Note that without __atomic builtins, we can only
4718 # assume atomic loads/stores max at pointer size.
4719
4720 cat > $TMPC << EOF
4721 #include <stdint.h>
4722 int main(void)
4723 {
4724   uint64_t x = 0, y = 0;
4725 #ifdef __ATOMIC_RELAXED
4726   y = __atomic_load_8(&x, 0);
4727   __atomic_store_8(&x, y, 0);
4728   __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
4729   __atomic_exchange_8(&x, y, 0);
4730   __atomic_fetch_add_8(&x, y, 0);
4731 #else
4732   typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
4733   __sync_lock_test_and_set(&x, y);
4734   __sync_val_compare_and_swap(&x, y, 0);
4735   __sync_fetch_and_add(&x, y);
4736 #endif
4737   return 0;
4738 }
4739 EOF
4740 if compile_prog "" "" ; then
4741   atomic64=yes
4742 fi
4743
4744 ########################################
4745 # check if getauxval is available.
4746
4747 getauxval=no
4748 cat > $TMPC << EOF
4749 #include <sys/auxv.h>
4750 int main(void) {
4751   return getauxval(AT_HWCAP) == 0;
4752 }
4753 EOF
4754 if compile_prog "" "" ; then
4755     getauxval=yes
4756 fi
4757
4758 ########################################
4759 # check if ccache is interfering with
4760 # semantic analysis of macros
4761
4762 unset CCACHE_CPP2
4763 ccache_cpp2=no
4764 cat > $TMPC << EOF
4765 static const int Z = 1;
4766 #define fn() ({ Z; })
4767 #define TAUT(X) ((X) == Z)
4768 #define PAREN(X, Y) (X == Y)
4769 #define ID(X) (X)
4770 int main(int argc, char *argv[])
4771 {
4772     int x = 0, y = 0;
4773     x = ID(x);
4774     x = fn();
4775     fn();
4776     if (PAREN(x, y)) return 0;
4777     if (TAUT(Z)) return 0;
4778     return 0;
4779 }
4780 EOF
4781
4782 if ! compile_object "-Werror"; then
4783     ccache_cpp2=yes
4784 fi
4785
4786 #################################################
4787 # clang does not support glibc + FORTIFY_SOURCE.
4788
4789 if test "$fortify_source" != "no"; then
4790   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4791     fortify_source="no";
4792   elif test -n "$cxx" && has $cxx &&
4793        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4794     fortify_source="no";
4795   else
4796     fortify_source="yes"
4797   fi
4798 fi
4799
4800 ##########################################
4801 # check if struct fsxattr is available via linux/fs.h
4802
4803 have_fsxattr=no
4804 cat > $TMPC << EOF
4805 #include <linux/fs.h>
4806 struct fsxattr foo;
4807 int main(void) {
4808   return 0;
4809 }
4810 EOF
4811 if compile_prog "" "" ; then
4812     have_fsxattr=yes
4813 fi
4814
4815 ##########################################
4816 # check if rtnetlink.h exists and is useful
4817 have_rtnetlink=no
4818 cat > $TMPC << EOF
4819 #include <linux/rtnetlink.h>
4820 int main(void) {
4821   return IFLA_PROTO_DOWN;
4822 }
4823 EOF
4824 if compile_prog "" "" ; then
4825     have_rtnetlink=yes
4826 fi
4827
4828 ##########################################
4829 # check for usable AF_VSOCK environment
4830 have_af_vsock=no
4831 cat > $TMPC << EOF
4832 #include <errno.h>
4833 #include <sys/types.h>
4834 #include <sys/socket.h>
4835 #if !defined(AF_VSOCK)
4836 # error missing AF_VSOCK flag
4837 #endif
4838 #include <linux/vm_sockets.h>
4839 int main(void) {
4840     int sock, ret;
4841     struct sockaddr_vm svm;
4842     socklen_t len = sizeof(svm);
4843     sock = socket(AF_VSOCK, SOCK_STREAM, 0);
4844     ret = getpeername(sock, (struct sockaddr *)&svm, &len);
4845     if ((ret == -1) && (errno == ENOTCONN)) {
4846         return 0;
4847     }
4848     return -1;
4849 }
4850 EOF
4851 if compile_prog "" "" ; then
4852     have_af_vsock=yes
4853 fi
4854
4855 #################################################
4856 # Sparc implicitly links with --relax, which is
4857 # incompatible with -r, so --no-relax should be
4858 # given. It does no harm to give it on other
4859 # platforms too.
4860
4861 # Note: the prototype is needed since QEMU_CFLAGS
4862 #       contains -Wmissing-prototypes
4863 cat > $TMPC << EOF
4864 extern int foo(void);
4865 int foo(void) { return 0; }
4866 EOF
4867 if ! compile_object ""; then
4868   error_exit "Failed to compile object file for LD_REL_FLAGS test"
4869 fi
4870 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
4871   if do_cc -nostdlib $i -o $TMPMO $TMPO; then
4872     LD_REL_FLAGS=$i
4873     break
4874   fi
4875 done
4876 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
4877   feature_not_found "modules" "Cannot find how to build relocatable objects"
4878 fi
4879
4880 ##########################################
4881 # check for sysmacros.h
4882
4883 have_sysmacros=no
4884 cat > $TMPC << EOF
4885 #include <sys/sysmacros.h>
4886 int main(void) {
4887     return makedev(0, 0);
4888 }
4889 EOF
4890 if compile_prog "" "" ; then
4891     have_sysmacros=yes
4892 fi
4893
4894 ##########################################
4895 # Veritas HyperScale block driver VxHS
4896 # Check if libvxhs is installed
4897
4898 if test "$vxhs" != "no" ; then
4899   cat > $TMPC <<EOF
4900 #include <stdint.h>
4901 #include <qnio/qnio_api.h>
4902
4903 void *vxhs_callback;
4904
4905 int main(void) {
4906     iio_init(QNIO_VERSION, vxhs_callback);
4907     return 0;
4908 }
4909 EOF
4910   vxhs_libs="-lvxhs -lssl"
4911   if compile_prog "" "$vxhs_libs" ; then
4912     vxhs=yes
4913   else
4914     if test "$vxhs" = "yes" ; then
4915       feature_not_found "vxhs block device" "Install libvxhs See github"
4916     fi
4917     vxhs=no
4918   fi
4919 fi
4920
4921 ##########################################
4922 # check for _Static_assert()
4923
4924 have_static_assert=no
4925 cat > $TMPC << EOF
4926 _Static_assert(1, "success");
4927 int main(void) {
4928     return 0;
4929 }
4930 EOF
4931 if compile_prog "" "" ; then
4932     have_static_assert=yes
4933 fi
4934
4935 ##########################################
4936 # check for utmpx.h, it is missing e.g. on OpenBSD
4937
4938 have_utmpx=no
4939 cat > $TMPC << EOF
4940 #include <utmpx.h>
4941 struct utmpx user_info;
4942 int main(void) {
4943     return 0;
4944 }
4945 EOF
4946 if compile_prog "" "" ; then
4947     have_utmpx=yes
4948 fi
4949
4950 ##########################################
4951 # End of CC checks
4952 # After here, no more $cc or $ld runs
4953
4954 if test "$gcov" = "yes" ; then
4955   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4956   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4957 elif test "$fortify_source" = "yes" ; then
4958   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4959 elif test "$debug" = "no"; then
4960   CFLAGS="-O2 $CFLAGS"
4961 fi
4962
4963 ##########################################
4964 # Do we have libnfs
4965 if test "$libnfs" != "no" ; then
4966   if $pkg_config --atleast-version=1.9.3 libnfs; then
4967     libnfs="yes"
4968     libnfs_libs=$($pkg_config --libs libnfs)
4969   else
4970     if test "$libnfs" = "yes" ; then
4971       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4972     fi
4973     libnfs="no"
4974   fi
4975 fi
4976
4977 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4978 if test "$werror" = "yes"; then
4979     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4980 fi
4981
4982 if test "$solaris" = "no" ; then
4983     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4984         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4985     fi
4986 fi
4987
4988 # test if pod2man has --utf8 option
4989 if pod2man --help | grep -q utf8; then
4990     POD2MAN="pod2man --utf8"
4991 else
4992     POD2MAN="pod2man"
4993 fi
4994
4995 # Use ASLR, no-SEH and DEP if available
4996 if test "$mingw32" = "yes" ; then
4997     for flag in --dynamicbase --no-seh --nxcompat; do
4998         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4999             LDFLAGS="-Wl,$flag $LDFLAGS"
5000         fi
5001     done
5002 fi
5003
5004 qemu_confdir=$sysconfdir$confsuffix
5005 qemu_moddir=$libdir$confsuffix
5006 qemu_datadir=$datadir$confsuffix
5007 qemu_localedir="$datadir/locale"
5008
5009 tools=""
5010 if test "$want_tools" = "yes" ; then
5011   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
5012   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
5013     tools="qemu-nbd\$(EXESUF) $tools"
5014     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
5015   fi
5016 fi
5017 if test "$softmmu" = yes ; then
5018   if test "$virtfs" != no ; then
5019     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
5020       virtfs=yes
5021       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
5022     else
5023       if test "$virtfs" = yes; then
5024         error_exit "VirtFS is supported only on Linux and requires libcap devel and libattr devel"
5025       fi
5026       virtfs=no
5027     fi
5028   fi
5029 fi
5030
5031 # Probe for guest agent support/options
5032
5033 if [ "$guest_agent" != "no" ]; then
5034   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5035       tools="qemu-ga $tools"
5036       guest_agent=yes
5037   elif [ "$guest_agent" != yes ]; then
5038       guest_agent=no
5039   else
5040       error_exit "Guest agent is not supported on this platform"
5041   fi
5042 fi
5043
5044 # Guest agent Window MSI  package
5045
5046 if test "$guest_agent" != yes; then
5047   if test "$guest_agent_msi" = yes; then
5048     error_exit "MSI guest agent package requires guest agent enabled"
5049   fi
5050   guest_agent_msi=no
5051 elif test "$mingw32" != "yes"; then
5052   if test "$guest_agent_msi" = "yes"; then
5053     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5054   fi
5055   guest_agent_msi=no
5056 elif ! has wixl; then
5057   if test "$guest_agent_msi" = "yes"; then
5058     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5059   fi
5060   guest_agent_msi=no
5061 else
5062   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5063   # disabled explicitly
5064   if test "$guest_agent_msi" != "no"; then
5065     guest_agent_msi=yes
5066   fi
5067 fi
5068
5069 if test "$guest_agent_msi" = "yes"; then
5070   if test "$guest_agent_with_vss" = "yes"; then
5071     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5072   fi
5073
5074   if test "$QEMU_GA_MANUFACTURER" = ""; then
5075     QEMU_GA_MANUFACTURER=QEMU
5076   fi
5077
5078   if test "$QEMU_GA_DISTRO" = ""; then
5079     QEMU_GA_DISTRO=Linux
5080   fi
5081
5082   if test "$QEMU_GA_VERSION" = ""; then
5083       QEMU_GA_VERSION=$(cat $source_path/VERSION)
5084   fi
5085
5086   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5087
5088   case "$cpu" in
5089   x86_64)
5090     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5091     ;;
5092   i386)
5093     QEMU_GA_MSI_ARCH="-D Arch=32"
5094     ;;
5095   *)
5096     error_exit "CPU $cpu not supported for building installation package"
5097     ;;
5098   esac
5099 fi
5100
5101 # Mac OS X ships with a broken assembler
5102 roms=
5103 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5104         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5105         "$softmmu" = yes ; then
5106     # Different host OS linkers have different ideas about the name of the ELF
5107     # emulation. Linux and OpenBSD use 'elf_i386'; FreeBSD uses the _fbsd
5108     # variant; and Windows uses i386pe.
5109     for emu in elf_i386 elf_i386_fbsd i386pe; do
5110         if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5111             ld_i386_emulation="$emu"
5112             roms="optionrom"
5113             break
5114         fi
5115     done
5116 fi
5117 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5118   roms="$roms spapr-rtas"
5119 fi
5120
5121 if test "$cpu" = "s390x" ; then
5122   roms="$roms s390-ccw"
5123 fi
5124
5125 # Probe for the need for relocating the user-only binary.
5126 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5127   textseg_addr=
5128   case "$cpu" in
5129     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5130       # ??? Rationale for choosing this address
5131       textseg_addr=0x60000000
5132       ;;
5133     mips)
5134       # A 256M aligned address, high in the address space, with enough
5135       # room for the code_gen_buffer above it before the stack.
5136       textseg_addr=0x60000000
5137       ;;
5138   esac
5139   if [ -n "$textseg_addr" ]; then
5140     cat > $TMPC <<EOF
5141     int main(void) { return 0; }
5142 EOF
5143     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5144     if ! compile_prog "" "$textseg_ldflags"; then
5145       # In case ld does not support -Ttext-segment, edit the default linker
5146       # script via sed to set the .text start addr.  This is needed on FreeBSD
5147       # at least.
5148       if ! $ld --verbose >/dev/null 2>&1; then
5149         error_exit \
5150             "We need to link the QEMU user mode binaries at a" \
5151             "specific text address. Unfortunately your linker" \
5152             "doesn't support either the -Ttext-segment option or" \
5153             "printing the default linker script with --verbose." \
5154             "If you don't want the user mode binaries, pass the" \
5155             "--disable-user option to configure."
5156       fi
5157
5158       $ld --verbose | sed \
5159         -e '1,/==================================================/d' \
5160         -e '/==================================================/,$d' \
5161         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5162         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5163       textseg_ldflags="-Wl,-T../config-host.ld"
5164     fi
5165   fi
5166 fi
5167
5168 # Check that the C++ compiler exists and works with the C compiler.
5169 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5170 if has $cxx; then
5171     cat > $TMPC <<EOF
5172 int c_function(void);
5173 int main(void) { return c_function(); }
5174 EOF
5175
5176     compile_object
5177
5178     cat > $TMPCXX <<EOF
5179 extern "C" {
5180    int c_function(void);
5181 }
5182 int c_function(void) { return 42; }
5183 EOF
5184
5185     update_cxxflags
5186
5187     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5188         # C++ compiler $cxx works ok with C compiler $cc
5189         :
5190     else
5191         echo "C++ compiler $cxx does not work with C compiler $cc"
5192         echo "Disabling C++ specific optional code"
5193         cxx=
5194     fi
5195 else
5196     echo "No C++ compiler available; disabling C++ specific optional code"
5197     cxx=
5198 fi
5199
5200 echo_version() {
5201     if test "$1" = "yes" ; then
5202         echo "($2)"
5203     fi
5204 }
5205
5206 # prepend pixman and ftd flags after all config tests are done
5207 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5208 libs_softmmu="$pixman_libs $libs_softmmu"
5209
5210 echo "Install prefix    $prefix"
5211 echo "BIOS directory    $(eval echo $qemu_datadir)"
5212 echo "binary directory  $(eval echo $bindir)"
5213 echo "library directory $(eval echo $libdir)"
5214 echo "module directory  $(eval echo $qemu_moddir)"
5215 echo "libexec directory $(eval echo $libexecdir)"
5216 echo "include directory $(eval echo $includedir)"
5217 echo "config directory  $(eval echo $sysconfdir)"
5218 if test "$mingw32" = "no" ; then
5219 echo "local state directory   $(eval echo $local_statedir)"
5220 echo "Manual directory  $(eval echo $mandir)"
5221 echo "ELF interp prefix $interp_prefix"
5222 else
5223 echo "local state directory   queried at runtime"
5224 echo "Windows SDK       $win_sdk"
5225 fi
5226 echo "Source path       $source_path"
5227 echo "C compiler        $cc"
5228 echo "Host C compiler   $host_cc"
5229 echo "C++ compiler      $cxx"
5230 echo "Objective-C compiler $objcc"
5231 echo "ARFLAGS           $ARFLAGS"
5232 echo "CFLAGS            $CFLAGS"
5233 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
5234 echo "LDFLAGS           $LDFLAGS"
5235 echo "make              $make"
5236 echo "install           $install"
5237 echo "python            $python"
5238 if test "$slirp" = "yes" ; then
5239     echo "smbd              $smbd"
5240 fi
5241 echo "module support    $modules"
5242 echo "host CPU          $cpu"
5243 echo "host big endian   $bigendian"
5244 echo "target list       $target_list"
5245 echo "gprof enabled     $gprof"
5246 echo "sparse enabled    $sparse"
5247 echo "strip binaries    $strip_opt"
5248 echo "profiler          $profiler"
5249 echo "static build      $static"
5250 if test "$darwin" = "yes" ; then
5251     echo "Cocoa support     $cocoa"
5252 fi
5253 echo "pixman            $pixman"
5254 echo "SDL support       $sdl $(echo_version $sdl $sdlversion)"
5255 echo "GTK support       $gtk $(echo_version $gtk $gtk_version)"
5256 echo "GTK GL support    $gtk_gl"
5257 echo "VTE support       $vte $(echo_version $vte $vteversion)"
5258 echo "TLS priority      $tls_priority"
5259 echo "GNUTLS support    $gnutls"
5260 echo "GNUTLS rnd        $gnutls_rnd"
5261 echo "libgcrypt         $gcrypt"
5262 echo "libgcrypt kdf     $gcrypt_kdf"
5263 echo "nettle            $nettle $(echo_version $nettle $nettle_version)"
5264 echo "nettle kdf        $nettle_kdf"
5265 echo "libtasn1          $tasn1"
5266 echo "curses support    $curses"
5267 echo "virgl support     $virglrenderer"
5268 echo "curl support      $curl"
5269 echo "mingw32 support   $mingw32"
5270 echo "Audio drivers     $audio_drv_list"
5271 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5272 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5273 echo "VirtFS support    $virtfs"
5274 echo "VNC support       $vnc"
5275 if test "$vnc" = "yes" ; then
5276     echo "VNC SASL support  $vnc_sasl"
5277     echo "VNC JPEG support  $vnc_jpeg"
5278     echo "VNC PNG support   $vnc_png"
5279 fi
5280 if test -n "$sparc_cpu"; then
5281     echo "Target Sparc Arch $sparc_cpu"
5282 fi
5283 echo "xen support       $xen"
5284 if test "$xen" = "yes" ; then
5285   echo "xen ctrl version  $xen_ctrl_version"
5286   echo "pv dom build      $xen_pv_domain_build"
5287 fi
5288 echo "brlapi support    $brlapi"
5289 echo "bluez  support    $bluez"
5290 echo "Documentation     $docs"
5291 echo "PIE               $pie"
5292 echo "vde support       $vde"
5293 echo "netmap support    $netmap"
5294 echo "Linux AIO support $linux_aio"
5295 echo "ATTR/XATTR support $attr"
5296 echo "Install blobs     $blobs"
5297 echo "KVM support       $kvm"
5298 echo "HAX support       $hax"
5299 echo "TCG support       $tcg"
5300 if test "$tcg" = "yes" ; then
5301     echo "TCG debug enabled $debug_tcg"
5302     echo "TCG interpreter   $tcg_interpreter"
5303 fi
5304 echo "RDMA support      $rdma"
5305 echo "fdt support       $fdt"
5306 echo "preadv support    $preadv"
5307 echo "fdatasync         $fdatasync"
5308 echo "madvise           $madvise"
5309 echo "posix_madvise     $posix_madvise"
5310 echo "libcap-ng support $cap_ng"
5311 echo "vhost-net support $vhost_net"
5312 echo "vhost-scsi support $vhost_scsi"
5313 echo "vhost-vsock support $vhost_vsock"
5314 echo "Trace backends    $trace_backends"
5315 if have_backend "simple"; then
5316 echo "Trace output file $trace_file-<pid>"
5317 fi
5318 echo "spice support     $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5319 echo "rbd support       $rbd"
5320 echo "xfsctl support    $xfs"
5321 echo "smartcard support $smartcard"
5322 echo "libusb            $libusb"
5323 echo "usb net redir     $usb_redir"
5324 echo "OpenGL support    $opengl"
5325 echo "OpenGL dmabufs    $opengl_dmabuf"
5326 echo "libiscsi support  $libiscsi"
5327 echo "libnfs support    $libnfs"
5328 echo "build guest agent $guest_agent"
5329 echo "QGA VSS support   $guest_agent_with_vss"
5330 echo "QGA w32 disk info $guest_agent_ntddscsi"
5331 echo "QGA MSI support   $guest_agent_msi"
5332 echo "seccomp support   $seccomp"
5333 echo "coroutine backend $coroutine"
5334 echo "coroutine pool    $coroutine_pool"
5335 echo "debug stack usage $debug_stack_usage"
5336 echo "GlusterFS support $glusterfs"
5337 echo "gcov              $gcov_tool"
5338 echo "gcov enabled      $gcov"
5339 echo "TPM support       $tpm"
5340 echo "libssh2 support   $libssh2"
5341 echo "TPM passthrough   $tpm_passthrough"
5342 echo "QOM debugging     $qom_cast_debug"
5343 echo "Live block migration $live_block_migration"
5344 echo "lzo support       $lzo"
5345 echo "snappy support    $snappy"
5346 echo "bzip2 support     $bzip2"
5347 echo "NUMA host support $numa"
5348 echo "tcmalloc support  $tcmalloc"
5349 echo "jemalloc support  $jemalloc"
5350 echo "avx2 optimization $avx2_opt"
5351 echo "replication support $replication"
5352 echo "VxHS block device $vxhs"
5353
5354 if test "$sdl_too_old" = "yes"; then
5355 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5356 fi
5357
5358 if test "$supported_cpu" = "no"; then
5359     echo
5360     echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5361     echo
5362     echo "CPU host architecture $cpu support is not currently maintained."
5363     echo "The QEMU project intends to remove support for this host CPU in"
5364     echo "a future release if nobody volunteers to maintain it and to"
5365     echo "provide a build host for our continuous integration setup."
5366     echo "configure has succeeded and you can continue to build, but"
5367     echo "if you care about QEMU on this platform you should contact"
5368     echo "us upstream at qemu-devel@nongnu.org."
5369 fi
5370
5371 if test "$supported_os" = "no"; then
5372     echo
5373     echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5374     echo
5375     echo "Host OS $targetos support is not currently maintained."
5376     echo "The QEMU project intends to remove support for this host OS in"
5377     echo "a future release if nobody volunteers to maintain it and to"
5378     echo "provide a build host for our continuous integration setup."
5379     echo "configure has succeeded and you can continue to build, but"
5380     echo "if you care about QEMU on this platform you should contact"
5381     echo "us upstream at qemu-devel@nongnu.org."
5382 fi
5383
5384 config_host_mak="config-host.mak"
5385
5386 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5387
5388 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5389 echo >> $config_host_mak
5390
5391 echo all: >> $config_host_mak
5392 echo "prefix=$prefix" >> $config_host_mak
5393 echo "bindir=$bindir" >> $config_host_mak
5394 echo "libdir=$libdir" >> $config_host_mak
5395 echo "libexecdir=$libexecdir" >> $config_host_mak
5396 echo "includedir=$includedir" >> $config_host_mak
5397 echo "mandir=$mandir" >> $config_host_mak
5398 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5399 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5400 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5401 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5402 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5403 if test "$mingw32" = "no" ; then
5404   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5405 fi
5406 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5407 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
5408 echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
5409 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
5410 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5411 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5412
5413 echo "ARCH=$ARCH" >> $config_host_mak
5414
5415 if test "$debug_tcg" = "yes" ; then
5416   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5417 fi
5418 if test "$strip_opt" = "yes" ; then
5419   echo "STRIP=${strip}" >> $config_host_mak
5420 fi
5421 if test "$bigendian" = "yes" ; then
5422   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5423 fi
5424 if test "$mingw32" = "yes" ; then
5425   echo "CONFIG_WIN32=y" >> $config_host_mak
5426   rc_version=$(cat $source_path/VERSION)
5427   version_major=${rc_version%%.*}
5428   rc_version=${rc_version#*.}
5429   version_minor=${rc_version%%.*}
5430   rc_version=${rc_version#*.}
5431   version_subminor=${rc_version%%.*}
5432   version_micro=0
5433   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5434   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5435   if test "$guest_agent_with_vss" = "yes" ; then
5436     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5437     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5438     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5439   fi
5440   if test "$guest_agent_ntddscsi" = "yes" ; then
5441     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5442   fi
5443   if test "$guest_agent_msi" = "yes"; then
5444     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5445     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5446     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5447     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5448     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5449     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5450     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5451   fi
5452 else
5453   echo "CONFIG_POSIX=y" >> $config_host_mak
5454 fi
5455
5456 if test "$linux" = "yes" ; then
5457   echo "CONFIG_LINUX=y" >> $config_host_mak
5458 fi
5459
5460 if test "$darwin" = "yes" ; then
5461   echo "CONFIG_DARWIN=y" >> $config_host_mak
5462 fi
5463
5464 if test "$aix" = "yes" ; then
5465   echo "CONFIG_AIX=y" >> $config_host_mak
5466 fi
5467
5468 if test "$solaris" = "yes" ; then
5469   echo "CONFIG_SOLARIS=y" >> $config_host_mak
5470   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
5471   if test "$needs_libsunmath" = "yes" ; then
5472     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
5473   fi
5474 fi
5475 if test "$haiku" = "yes" ; then
5476   echo "CONFIG_HAIKU=y" >> $config_host_mak
5477 fi
5478 if test "$static" = "yes" ; then
5479   echo "CONFIG_STATIC=y" >> $config_host_mak
5480 fi
5481 if test "$profiler" = "yes" ; then
5482   echo "CONFIG_PROFILER=y" >> $config_host_mak
5483 fi
5484 if test "$slirp" = "yes" ; then
5485   echo "CONFIG_SLIRP=y" >> $config_host_mak
5486   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5487 fi
5488 if test "$vde" = "yes" ; then
5489   echo "CONFIG_VDE=y" >> $config_host_mak
5490 fi
5491 if test "$netmap" = "yes" ; then
5492   echo "CONFIG_NETMAP=y" >> $config_host_mak
5493 fi
5494 if test "$l2tpv3" = "yes" ; then
5495   echo "CONFIG_L2TPV3=y" >> $config_host_mak
5496 fi
5497 if test "$cap_ng" = "yes" ; then
5498   echo "CONFIG_LIBCAP=y" >> $config_host_mak
5499 fi
5500 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
5501 for drv in $audio_drv_list; do
5502     def=CONFIG_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
5503     echo "$def=y" >> $config_host_mak
5504 done
5505 if test "$audio_pt_int" = "yes" ; then
5506   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
5507 fi
5508 if test "$audio_win_int" = "yes" ; then
5509   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
5510 fi
5511 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
5512 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
5513 if test "$vnc" = "yes" ; then
5514   echo "CONFIG_VNC=y" >> $config_host_mak
5515 fi
5516 if test "$vnc_sasl" = "yes" ; then
5517   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
5518 fi
5519 if test "$vnc_jpeg" = "yes" ; then
5520   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
5521 fi
5522 if test "$vnc_png" = "yes" ; then
5523   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
5524 fi
5525 if test "$fnmatch" = "yes" ; then
5526   echo "CONFIG_FNMATCH=y" >> $config_host_mak
5527 fi
5528 if test "$xfs" = "yes" ; then
5529   echo "CONFIG_XFS=y" >> $config_host_mak
5530 fi
5531 qemu_version=$(head $source_path/VERSION)
5532 echo "VERSION=$qemu_version" >>$config_host_mak
5533 echo "PKGVERSION=$pkgversion" >>$config_host_mak
5534 echo "SRC_PATH=$source_path" >> $config_host_mak
5535 echo "TARGET_DIRS=$target_list" >> $config_host_mak
5536 if [ "$docs" = "yes" ] ; then
5537   echo "BUILD_DOCS=yes" >> $config_host_mak
5538 fi
5539 if test "$modules" = "yes"; then
5540   # $shacmd can generate a hash started with digit, which the compiler doesn't
5541   # like as an symbol. So prefix it with an underscore
5542   echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
5543   echo "CONFIG_MODULES=y" >> $config_host_mak
5544 fi
5545 if test "$sdl" = "yes" ; then
5546   echo "CONFIG_SDL=y" >> $config_host_mak
5547   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
5548   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
5549 fi
5550 if test "$cocoa" = "yes" ; then
5551   echo "CONFIG_COCOA=y" >> $config_host_mak
5552 fi
5553 if test "$curses" = "yes" ; then
5554   echo "CONFIG_CURSES=y" >> $config_host_mak
5555 fi
5556 if test "$pipe2" = "yes" ; then
5557   echo "CONFIG_PIPE2=y" >> $config_host_mak
5558 fi
5559 if test "$accept4" = "yes" ; then
5560   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
5561 fi
5562 if test "$splice" = "yes" ; then
5563   echo "CONFIG_SPLICE=y" >> $config_host_mak
5564 fi
5565 if test "$eventfd" = "yes" ; then
5566   echo "CONFIG_EVENTFD=y" >> $config_host_mak
5567 fi
5568 if test "$memfd" = "yes" ; then
5569   echo "CONFIG_MEMFD=y" >> $config_host_mak
5570 fi
5571 if test "$fallocate" = "yes" ; then
5572   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
5573 fi
5574 if test "$fallocate_punch_hole" = "yes" ; then
5575   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
5576 fi
5577 if test "$fallocate_zero_range" = "yes" ; then
5578   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
5579 fi
5580 if test "$posix_fallocate" = "yes" ; then
5581   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
5582 fi
5583 if test "$sync_file_range" = "yes" ; then
5584   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
5585 fi
5586 if test "$fiemap" = "yes" ; then
5587   echo "CONFIG_FIEMAP=y" >> $config_host_mak
5588 fi
5589 if test "$dup3" = "yes" ; then
5590   echo "CONFIG_DUP3=y" >> $config_host_mak
5591 fi
5592 if test "$ppoll" = "yes" ; then
5593   echo "CONFIG_PPOLL=y" >> $config_host_mak
5594 fi
5595 if test "$prctl_pr_set_timerslack" = "yes" ; then
5596   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5597 fi
5598 if test "$epoll" = "yes" ; then
5599   echo "CONFIG_EPOLL=y" >> $config_host_mak
5600 fi
5601 if test "$epoll_create1" = "yes" ; then
5602   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5603 fi
5604 if test "$sendfile" = "yes" ; then
5605   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5606 fi
5607 if test "$timerfd" = "yes" ; then
5608   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5609 fi
5610 if test "$setns" = "yes" ; then
5611   echo "CONFIG_SETNS=y" >> $config_host_mak
5612 fi
5613 if test "$clock_adjtime" = "yes" ; then
5614   echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
5615 fi
5616 if test "$syncfs" = "yes" ; then
5617   echo "CONFIG_SYNCFS=y" >> $config_host_mak
5618 fi
5619 if test "$inotify" = "yes" ; then
5620   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5621 fi
5622 if test "$inotify1" = "yes" ; then
5623   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5624 fi
5625 if test "$byteswap_h" = "yes" ; then
5626   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5627 fi
5628 if test "$bswap_h" = "yes" ; then
5629   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5630 fi
5631 if test "$curl" = "yes" ; then
5632   echo "CONFIG_CURL=m" >> $config_host_mak
5633   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5634   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5635 fi
5636 if test "$brlapi" = "yes" ; then
5637   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5638 fi
5639 if test "$bluez" = "yes" ; then
5640   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5641   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5642 fi
5643 if test "$glib_subprocess" = "yes" ; then
5644   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5645 fi
5646 if test "$gtk" = "yes" ; then
5647   echo "CONFIG_GTK=y" >> $config_host_mak
5648   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5649   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5650   echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
5651   if test "$gtk_gl" = "yes" ; then
5652     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5653   fi
5654 fi
5655 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
5656 if test "$gnutls" = "yes" ; then
5657   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5658 fi
5659 if test "$gnutls_rnd" = "yes" ; then
5660   echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
5661 fi
5662 if test "$gcrypt" = "yes" ; then
5663   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5664   if test "$gcrypt_hmac" = "yes" ; then
5665     echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
5666   fi
5667   if test "$gcrypt_kdf" = "yes" ; then
5668     echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
5669   fi
5670 fi
5671 if test "$nettle" = "yes" ; then
5672   echo "CONFIG_NETTLE=y" >> $config_host_mak
5673   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5674   if test "$nettle_kdf" = "yes" ; then
5675     echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
5676   fi
5677 fi
5678 if test "$tasn1" = "yes" ; then
5679   echo "CONFIG_TASN1=y" >> $config_host_mak
5680 fi
5681 if test "$have_ifaddrs_h" = "yes" ; then
5682     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5683 fi
5684 if test "$have_broken_size_max" = "yes" ; then
5685     echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
5686 fi
5687
5688 # Work around a system header bug with some kernel/XFS header
5689 # versions where they both try to define 'struct fsxattr':
5690 # xfs headers will not try to redefine structs from linux headers
5691 # if this macro is set.
5692 if test "$have_fsxattr" = "yes" ; then
5693     echo "HAVE_FSXATTR=y" >> $config_host_mak
5694 fi
5695 if test "$vte" = "yes" ; then
5696   echo "CONFIG_VTE=y" >> $config_host_mak
5697   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5698 fi
5699 if test "$virglrenderer" = "yes" ; then
5700   echo "CONFIG_VIRGL=y" >> $config_host_mak
5701   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5702   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5703 fi
5704 if test "$xen" = "yes" ; then
5705   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5706   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5707   if test "$xen_pv_domain_build" = "yes" ; then
5708     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5709   fi
5710 fi
5711 if test "$linux_aio" = "yes" ; then
5712   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5713 fi
5714 if test "$attr" = "yes" ; then
5715   echo "CONFIG_ATTR=y" >> $config_host_mak
5716 fi
5717 if test "$libattr" = "yes" ; then
5718   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5719 fi
5720 if test "$virtfs" = "yes" ; then
5721   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5722 fi
5723 if test "$vhost_scsi" = "yes" ; then
5724   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5725 fi
5726 if test "$vhost_net" = "yes" ; then
5727   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5728 fi
5729 if test "$vhost_vsock" = "yes" ; then
5730   echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
5731 fi
5732 if test "$blobs" = "yes" ; then
5733   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5734 fi
5735 if test "$iovec" = "yes" ; then
5736   echo "CONFIG_IOVEC=y" >> $config_host_mak
5737 fi
5738 if test "$preadv" = "yes" ; then
5739   echo "CONFIG_PREADV=y" >> $config_host_mak
5740 fi
5741 if test "$fdt" = "yes" ; then
5742   echo "CONFIG_FDT=y" >> $config_host_mak
5743 fi
5744 if test "$signalfd" = "yes" ; then
5745   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5746 fi
5747 if test "$tcg" = "yes"; then
5748   echo "CONFIG_TCG=y" >> $config_host_mak
5749   if test "$tcg_interpreter" = "yes" ; then
5750     echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5751   fi
5752 fi
5753 if test "$fdatasync" = "yes" ; then
5754   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5755 fi
5756 if test "$madvise" = "yes" ; then
5757   echo "CONFIG_MADVISE=y" >> $config_host_mak
5758 fi
5759 if test "$posix_madvise" = "yes" ; then
5760   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5761 fi
5762
5763 if test "$spice" = "yes" ; then
5764   echo "CONFIG_SPICE=y" >> $config_host_mak
5765 fi
5766
5767 if test "$smartcard" = "yes" ; then
5768   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5769 fi
5770
5771 if test "$libusb" = "yes" ; then
5772   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5773 fi
5774
5775 if test "$usb_redir" = "yes" ; then
5776   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5777 fi
5778
5779 if test "$opengl" = "yes" ; then
5780   echo "CONFIG_OPENGL=y" >> $config_host_mak
5781   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5782   if test "$opengl_dmabuf" = "yes" ; then
5783     echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
5784   fi
5785 fi
5786
5787 if test "$avx2_opt" = "yes" ; then
5788   echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
5789 fi
5790
5791 if test "$lzo" = "yes" ; then
5792   echo "CONFIG_LZO=y" >> $config_host_mak
5793 fi
5794
5795 if test "$snappy" = "yes" ; then
5796   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5797 fi
5798
5799 if test "$bzip2" = "yes" ; then
5800   echo "CONFIG_BZIP2=y" >> $config_host_mak
5801   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5802 fi
5803
5804 if test "$libiscsi" = "yes" ; then
5805   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5806   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5807   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5808 fi
5809
5810 if test "$libnfs" = "yes" ; then
5811   echo "CONFIG_LIBNFS=m" >> $config_host_mak
5812   echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
5813 fi
5814
5815 if test "$seccomp" = "yes"; then
5816   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5817 fi
5818
5819 # XXX: suppress that
5820 if [ "$bsd" = "yes" ] ; then
5821   echo "CONFIG_BSD=y" >> $config_host_mak
5822 fi
5823
5824 if test "$localtime_r" = "yes" ; then
5825   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5826 fi
5827 if test "$qom_cast_debug" = "yes" ; then
5828   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5829 fi
5830 if test "$rbd" = "yes" ; then
5831   echo "CONFIG_RBD=m" >> $config_host_mak
5832   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5833   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5834 fi
5835
5836 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5837 if test "$coroutine_pool" = "yes" ; then
5838   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5839 else
5840   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5841 fi
5842
5843 if test "$debug_stack_usage" = "yes" ; then
5844   echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
5845 fi
5846
5847 if test "$open_by_handle_at" = "yes" ; then
5848   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5849 fi
5850
5851 if test "$linux_magic_h" = "yes" ; then
5852   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5853 fi
5854
5855 if test "$pragma_diagnostic_available" = "yes" ; then
5856   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5857 fi
5858
5859 if test "$valgrind_h" = "yes" ; then
5860   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5861 fi
5862
5863 if test "$has_environ" = "yes" ; then
5864   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5865 fi
5866
5867 if test "$cpuid_h" = "yes" ; then
5868   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5869 fi
5870
5871 if test "$int128" = "yes" ; then
5872   echo "CONFIG_INT128=y" >> $config_host_mak
5873 fi
5874
5875 if test "$atomic128" = "yes" ; then
5876   echo "CONFIG_ATOMIC128=y" >> $config_host_mak
5877 fi
5878
5879 if test "$atomic64" = "yes" ; then
5880   echo "CONFIG_ATOMIC64=y" >> $config_host_mak
5881 fi
5882
5883 if test "$getauxval" = "yes" ; then
5884   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5885 fi
5886
5887 if test "$glusterfs" = "yes" ; then
5888   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5889   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5890   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5891 fi
5892
5893 if test "$glusterfs_xlator_opt" = "yes" ; then
5894   echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
5895 fi
5896
5897 if test "$glusterfs_discard" = "yes" ; then
5898   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5899 fi
5900
5901 if test "$glusterfs_fallocate" = "yes" ; then
5902   echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
5903 fi
5904
5905 if test "$glusterfs_zerofill" = "yes" ; then
5906   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5907 fi
5908
5909 if test "$libssh2" = "yes" ; then
5910   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5911   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5912   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5913 fi
5914
5915 if test "$live_block_migration" = "yes" ; then
5916   echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
5917 fi
5918
5919 # USB host support
5920 if test "$libusb" = "yes"; then
5921   echo "HOST_USB=libusb legacy" >> $config_host_mak
5922 else
5923   echo "HOST_USB=stub" >> $config_host_mak
5924 fi
5925
5926 # TPM passthrough support?
5927 if test "$tpm" = "yes"; then
5928   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5929   if test "$tpm_passthrough" = "yes"; then
5930     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5931   fi
5932 fi
5933
5934 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
5935 if have_backend "nop"; then
5936   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
5937 fi
5938 if have_backend "simple"; then
5939   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
5940   # Set the appropriate trace file.
5941   trace_file="\"$trace_file-\" FMT_pid"
5942 fi
5943 if have_backend "log"; then
5944   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
5945 fi
5946 if have_backend "ust"; then
5947   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
5948 fi
5949 if have_backend "dtrace"; then
5950   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
5951   if test "$trace_backend_stap" = "yes" ; then
5952     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
5953   fi
5954 fi
5955 if have_backend "ftrace"; then
5956   if test "$linux" = "yes" ; then
5957     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
5958   else
5959     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
5960   fi
5961 fi
5962 if have_backend "syslog"; then
5963   if test "$posix_syslog" = "yes" ; then
5964     echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
5965   else
5966     feature_not_found "syslog(trace backend)" "syslog not available"
5967   fi
5968 fi
5969 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
5970
5971 if test "$rdma" = "yes" ; then
5972   echo "CONFIG_RDMA=y" >> $config_host_mak
5973 fi
5974
5975 if test "$have_rtnetlink" = "yes" ; then
5976   echo "CONFIG_RTNETLINK=y" >> $config_host_mak
5977 fi
5978
5979 if test "$replication" = "yes" ; then
5980   echo "CONFIG_REPLICATION=y" >> $config_host_mak
5981 fi
5982
5983 if test "$have_af_vsock" = "yes" ; then
5984   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
5985 fi
5986
5987 if test "$have_sysmacros" = "yes" ; then
5988   echo "CONFIG_SYSMACROS=y" >> $config_host_mak
5989 fi
5990
5991 if test "$have_static_assert" = "yes" ; then
5992   echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
5993 fi
5994
5995 if test "$have_utmpx" = "yes" ; then
5996   echo "HAVE_UTMPX=y" >> $config_host_mak
5997 fi
5998
5999 # Hold two types of flag:
6000 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
6001 #                                     a thread we have a handle to
6002 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
6003 #                                     platform
6004 if test "$pthread_setname_np" = "yes" ; then
6005   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
6006   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
6007 fi
6008
6009 if test "$vxhs" = "yes" ; then
6010   echo "CONFIG_VXHS=y" >> $config_host_mak
6011   echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
6012 fi
6013
6014 if test "$tcg_interpreter" = "yes"; then
6015   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
6016 elif test "$ARCH" = "sparc64" ; then
6017   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
6018 elif test "$ARCH" = "s390x" ; then
6019   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
6020 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
6021   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
6022 elif test "$ARCH" = "ppc64" ; then
6023   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
6024 else
6025   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
6026 fi
6027 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
6028
6029 echo "TOOLS=$tools" >> $config_host_mak
6030 echo "ROMS=$roms" >> $config_host_mak
6031 echo "MAKE=$make" >> $config_host_mak
6032 echo "INSTALL=$install" >> $config_host_mak
6033 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
6034 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
6035 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
6036 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6037 echo "PYTHON=$python" >> $config_host_mak
6038 echo "CC=$cc" >> $config_host_mak
6039 if $iasl -h > /dev/null 2>&1; then
6040   echo "IASL=$iasl" >> $config_host_mak
6041 fi
6042 echo "CC_I386=$cc_i386" >> $config_host_mak
6043 echo "HOST_CC=$host_cc" >> $config_host_mak
6044 echo "CXX=$cxx" >> $config_host_mak
6045 echo "OBJCC=$objcc" >> $config_host_mak
6046 echo "AR=$ar" >> $config_host_mak
6047 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6048 echo "AS=$as" >> $config_host_mak
6049 echo "CCAS=$ccas" >> $config_host_mak
6050 echo "CPP=$cpp" >> $config_host_mak
6051 echo "OBJCOPY=$objcopy" >> $config_host_mak
6052 echo "LD=$ld" >> $config_host_mak
6053 echo "NM=$nm" >> $config_host_mak
6054 echo "WINDRES=$windres" >> $config_host_mak
6055 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6056 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6057 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6058 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6059 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6060 if test "$sparse" = "yes" ; then
6061   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
6062   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
6063   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
6064   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
6065   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6066 fi
6067 if test "$cross_prefix" != ""; then
6068   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
6069 else
6070   echo "AUTOCONF_HOST := "                             >> $config_host_mak
6071 fi
6072 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6073 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6074 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6075 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6076 echo "LIBS+=$LIBS" >> $config_host_mak
6077 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6078 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6079 echo "EXESUF=$EXESUF" >> $config_host_mak
6080 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6081 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6082 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6083 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6084 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6085 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6086 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6087 if test "$gcov" = "yes" ; then
6088   echo "CONFIG_GCOV=y" >> $config_host_mak
6089   echo "GCOV=$gcov_tool" >> $config_host_mak
6090 fi
6091
6092 # use included Linux headers
6093 if test "$linux" = "yes" ; then
6094   mkdir -p linux-headers
6095   case "$cpu" in
6096   i386|x86_64|x32)
6097     linux_arch=x86
6098     ;;
6099   ppcemb|ppc|ppc64)
6100     linux_arch=powerpc
6101     ;;
6102   s390x)
6103     linux_arch=s390
6104     ;;
6105   aarch64)
6106     linux_arch=arm64
6107     ;;
6108   mips64)
6109     linux_arch=mips
6110     ;;
6111   *)
6112     # For most CPUs the kernel architecture name and QEMU CPU name match.
6113     linux_arch="$cpu"
6114     ;;
6115   esac
6116     # For non-KVM architectures we will not have asm headers
6117     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6118       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6119     fi
6120 fi
6121
6122 for target in $target_list; do
6123 target_dir="$target"
6124 config_target_mak=$target_dir/config-target.mak
6125 target_name=$(echo $target | cut -d '-' -f 1)
6126 target_bigendian="no"
6127
6128 case "$target_name" in
6129   armeb|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6130   target_bigendian=yes
6131   ;;
6132 esac
6133 target_softmmu="no"
6134 target_user_only="no"
6135 target_linux_user="no"
6136 target_bsd_user="no"
6137 case "$target" in
6138   ${target_name}-softmmu)
6139     target_softmmu="yes"
6140     ;;
6141   ${target_name}-linux-user)
6142     target_user_only="yes"
6143     target_linux_user="yes"
6144     ;;
6145   ${target_name}-bsd-user)
6146     target_user_only="yes"
6147     target_bsd_user="yes"
6148     ;;
6149   *)
6150     error_exit "Target '$target' not recognised"
6151     exit 1
6152     ;;
6153 esac
6154
6155 mkdir -p $target_dir
6156 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6157
6158 bflt="no"
6159 mttcg="no"
6160 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6161 gdb_xml_files=""
6162
6163 TARGET_ARCH="$target_name"
6164 TARGET_BASE_ARCH=""
6165 TARGET_ABI_DIR=""
6166
6167 case "$target_name" in
6168   i386)
6169     gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6170   ;;
6171   x86_64)
6172     TARGET_BASE_ARCH=i386
6173     gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6174   ;;
6175   alpha)
6176     mttcg="yes"
6177   ;;
6178   arm|armeb)
6179     TARGET_ARCH=arm
6180     bflt="yes"
6181     mttcg="yes"
6182     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6183   ;;
6184   aarch64)
6185     TARGET_BASE_ARCH=arm
6186     bflt="yes"
6187     mttcg="yes"
6188     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6189   ;;
6190   cris)
6191   ;;
6192   hppa)
6193   ;;
6194   lm32)
6195   ;;
6196   m68k)
6197     bflt="yes"
6198     gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6199   ;;
6200   microblaze|microblazeel)
6201     TARGET_ARCH=microblaze
6202     bflt="yes"
6203   ;;
6204   mips|mipsel)
6205     TARGET_ARCH=mips
6206     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6207   ;;
6208   mipsn32|mipsn32el)
6209     TARGET_ARCH=mips64
6210     TARGET_BASE_ARCH=mips
6211     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6212     echo "TARGET_ABI32=y" >> $config_target_mak
6213   ;;
6214   mips64|mips64el)
6215     TARGET_ARCH=mips64
6216     TARGET_BASE_ARCH=mips
6217     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6218   ;;
6219   moxie)
6220   ;;
6221   nios2)
6222   ;;
6223   or1k)
6224     TARGET_ARCH=openrisc
6225     TARGET_BASE_ARCH=openrisc
6226   ;;
6227   ppc)
6228     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6229   ;;
6230   ppcemb)
6231     TARGET_BASE_ARCH=ppc
6232     TARGET_ABI_DIR=ppc
6233     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6234   ;;
6235   ppc64)
6236     TARGET_BASE_ARCH=ppc
6237     TARGET_ABI_DIR=ppc
6238     mttcg=yes
6239     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6240   ;;
6241   ppc64le)
6242     TARGET_ARCH=ppc64
6243     TARGET_BASE_ARCH=ppc
6244     TARGET_ABI_DIR=ppc
6245     mttcg=yes
6246     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6247   ;;
6248   ppc64abi32)
6249     TARGET_ARCH=ppc64
6250     TARGET_BASE_ARCH=ppc
6251     TARGET_ABI_DIR=ppc
6252     echo "TARGET_ABI32=y" >> $config_target_mak
6253     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6254   ;;
6255   sh4|sh4eb)
6256     TARGET_ARCH=sh4
6257     bflt="yes"
6258   ;;
6259   sparc)
6260   ;;
6261   sparc64)
6262     TARGET_BASE_ARCH=sparc
6263   ;;
6264   sparc32plus)
6265     TARGET_ARCH=sparc64
6266     TARGET_BASE_ARCH=sparc
6267     TARGET_ABI_DIR=sparc
6268     echo "TARGET_ABI32=y" >> $config_target_mak
6269   ;;
6270   s390x)
6271     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6272   ;;
6273   tilegx)
6274   ;;
6275   tricore)
6276   ;;
6277   unicore32)
6278   ;;
6279   xtensa|xtensaeb)
6280     TARGET_ARCH=xtensa
6281   ;;
6282   *)
6283     error_exit "Unsupported target CPU"
6284   ;;
6285 esac
6286 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6287 if [ "$TARGET_BASE_ARCH" = "" ]; then
6288   TARGET_BASE_ARCH=$TARGET_ARCH
6289 fi
6290
6291 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6292
6293 upper() {
6294     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6295 }
6296
6297 target_arch_name="$(upper $TARGET_ARCH)"
6298 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6299 echo "TARGET_NAME=$target_name" >> $config_target_mak
6300 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6301 if [ "$TARGET_ABI_DIR" = "" ]; then
6302   TARGET_ABI_DIR=$TARGET_ARCH
6303 fi
6304 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6305 if [ "$HOST_VARIANT_DIR" != "" ]; then
6306     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6307 fi
6308
6309 if supported_xen_target $target; then
6310     echo "CONFIG_XEN=y" >> $config_target_mak
6311     if test "$xen_pci_passthrough" = yes; then
6312         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6313     fi
6314 fi
6315 if supported_kvm_target $target; then
6316     echo "CONFIG_KVM=y" >> $config_target_mak
6317     if test "$vhost_net" = "yes" ; then
6318         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6319         echo "CONFIG_VHOST_NET_TEST_$target_name=y" >> $config_host_mak
6320     fi
6321 fi
6322 if supported_hax_target $target; then
6323     echo "CONFIG_HAX=y" >> $config_target_mak
6324 fi
6325 if test "$target_bigendian" = "yes" ; then
6326   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6327 fi
6328 if test "$target_softmmu" = "yes" ; then
6329   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6330   if test "$mttcg" = "yes" ; then
6331     echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6332   fi
6333 fi
6334 if test "$target_user_only" = "yes" ; then
6335   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6336   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6337 fi
6338 if test "$target_linux_user" = "yes" ; then
6339   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6340 fi
6341 list=""
6342 if test ! -z "$gdb_xml_files" ; then
6343   for x in $gdb_xml_files; do
6344     list="$list $source_path/gdb-xml/$x"
6345   done
6346   echo "TARGET_XML_FILES=$list" >> $config_target_mak
6347 fi
6348
6349 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6350   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6351 fi
6352 if test "$target_bsd_user" = "yes" ; then
6353   echo "CONFIG_BSD_USER=y" >> $config_target_mak
6354 fi
6355
6356 # generate QEMU_CFLAGS/LDFLAGS for targets
6357
6358 cflags=""
6359 ldflags=""
6360
6361 disas_config() {
6362   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6363   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6364 }
6365
6366 for i in $ARCH $TARGET_BASE_ARCH ; do
6367   case "$i" in
6368   alpha)
6369     disas_config "ALPHA"
6370   ;;
6371   aarch64)
6372     if test -n "${cxx}"; then
6373       disas_config "ARM_A64"
6374     fi
6375   ;;
6376   arm)
6377     disas_config "ARM"
6378     if test -n "${cxx}"; then
6379       disas_config "ARM_A64"
6380     fi
6381   ;;
6382   cris)
6383     disas_config "CRIS"
6384   ;;
6385   hppa)
6386     disas_config "HPPA"
6387   ;;
6388   i386|x86_64|x32)
6389     disas_config "I386"
6390   ;;
6391   ia64*)
6392     disas_config "IA64"
6393   ;;
6394   lm32)
6395     disas_config "LM32"
6396   ;;
6397   m68k)
6398     disas_config "M68K"
6399   ;;
6400   microblaze*)
6401     disas_config "MICROBLAZE"
6402   ;;
6403   mips*)
6404     disas_config "MIPS"
6405   ;;
6406   moxie*)
6407     disas_config "MOXIE"
6408   ;;
6409   nios2)
6410     disas_config "NIOS2"
6411   ;;
6412   or1k)
6413     disas_config "OPENRISC"
6414   ;;
6415   ppc*)
6416     disas_config "PPC"
6417   ;;
6418   s390*)
6419     disas_config "S390"
6420   ;;
6421   sh4)
6422     disas_config "SH4"
6423   ;;
6424   sparc*)
6425     disas_config "SPARC"
6426   ;;
6427   xtensa*)
6428     disas_config "XTENSA"
6429   ;;
6430   esac
6431 done
6432 if test "$tcg_interpreter" = "yes" ; then
6433   disas_config "TCI"
6434 fi
6435
6436 case "$ARCH" in
6437 alpha)
6438   # Ensure there's only a single GP
6439   cflags="-msmall-data $cflags"
6440 ;;
6441 esac
6442
6443 if test "$gprof" = "yes" ; then
6444   echo "TARGET_GPROF=yes" >> $config_target_mak
6445   if test "$target_linux_user" = "yes" ; then
6446     cflags="-p $cflags"
6447     ldflags="-p $ldflags"
6448   fi
6449   if test "$target_softmmu" = "yes" ; then
6450     ldflags="-p $ldflags"
6451     echo "GPROF_CFLAGS=-p" >> $config_target_mak
6452   fi
6453 fi
6454
6455 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
6456   ldflags="$ldflags $textseg_ldflags"
6457 fi
6458
6459 echo "LDFLAGS+=$ldflags" >> $config_target_mak
6460 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
6461
6462 done # for target in $targets
6463
6464 if [ "$pixman" = "internal" ]; then
6465   echo "config-host.h: subdir-pixman" >> $config_host_mak
6466 fi
6467
6468 if [ "$dtc_internal" = "yes" ]; then
6469   echo "config-host.h: subdir-dtc" >> $config_host_mak
6470 fi
6471
6472 if test "$numa" = "yes"; then
6473   echo "CONFIG_NUMA=y" >> $config_host_mak
6474 fi
6475
6476 if test "$ccache_cpp2" = "yes"; then
6477   echo "export CCACHE_CPP2=y" >> $config_host_mak
6478 fi
6479
6480 # build tree in object directory in case the source is not in the current directory
6481 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
6482 DIRS="$DIRS docs docs/interop fsdev"
6483 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
6484 DIRS="$DIRS roms/seabios roms/vgabios"
6485 DIRS="$DIRS qapi-generated"
6486 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
6487 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
6488 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
6489 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
6490 FILES="$FILES pc-bios/spapr-rtas/Makefile"
6491 FILES="$FILES pc-bios/s390-ccw/Makefile"
6492 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
6493 FILES="$FILES pc-bios/qemu-icon.bmp"
6494 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
6495 for bios_file in \
6496     $source_path/pc-bios/*.bin \
6497     $source_path/pc-bios/*.lid \
6498     $source_path/pc-bios/*.aml \
6499     $source_path/pc-bios/*.rom \
6500     $source_path/pc-bios/*.dtb \
6501     $source_path/pc-bios/*.img \
6502     $source_path/pc-bios/openbios-* \
6503     $source_path/pc-bios/u-boot.* \
6504     $source_path/pc-bios/palcode-*
6505 do
6506     FILES="$FILES pc-bios/$(basename $bios_file)"
6507 done
6508 for test_file in $(find $source_path/tests/acpi-test-data -type f)
6509 do
6510     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
6511 done
6512 mkdir -p $DIRS
6513 for f in $FILES ; do
6514     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
6515         symlink "$source_path/$f" "$f"
6516     fi
6517 done
6518
6519 # temporary config to build submodules
6520 for rom in seabios vgabios ; do
6521     config_mak=roms/$rom/config.mak
6522     echo "# Automatically generated by configure - do not modify" > $config_mak
6523     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
6524     echo "AS=$as" >> $config_mak
6525     echo "CCAS=$ccas" >> $config_mak
6526     echo "CC=$cc" >> $config_mak
6527     echo "BCC=bcc" >> $config_mak
6528     echo "CPP=$cpp" >> $config_mak
6529     echo "OBJCOPY=objcopy" >> $config_mak
6530     echo "IASL=$iasl" >> $config_mak
6531     echo "LD=$ld" >> $config_mak
6532 done
6533
6534 # set up tests data directory
6535 if [ ! -e tests/data ]; then
6536     symlink "$source_path/tests/data" tests/data
6537 fi
6538
6539 # set up qemu-iotests in this build directory
6540 iotests_common_env="tests/qemu-iotests/common.env"
6541 iotests_check="tests/qemu-iotests/check"
6542
6543 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
6544 echo >> "$iotests_common_env"
6545 echo "export PYTHON='$python'" >> "$iotests_common_env"
6546
6547 if [ ! -e "$iotests_check" ]; then
6548     symlink "$source_path/$iotests_check" "$iotests_check"
6549 fi
6550
6551 # Save the configure command line for later reuse.
6552 cat <<EOD >config.status
6553 #!/bin/sh
6554 # Generated by configure.
6555 # Run this file to recreate the current configuration.
6556 # Compiler output produced by configure, useful for debugging
6557 # configure, is in config.log if it exists.
6558 EOD
6559 printf "exec" >>config.status
6560 printf " '%s'" "$0" "$@" >>config.status
6561 echo ' "$@"' >>config.status
6562 chmod +x config.status
6563
6564 rm -r "$TMPDIR1"