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
 244 ld_has() {
 245     $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
 246 }
 247
 248 # default parameters
 249 source_path=$(dirname "$0")
 250 cpu=""
 251 iasl="iasl"
 252 interp_prefix="/usr/gnemul/qemu-%M"
 253 static="no"
 254 cross_prefix=""
 255 audio_drv_list=""
 256 block_drv_rw_whitelist=""
 257 block_drv_ro_whitelist=""
 258 host_cc="cc"
 259 libs_softmmu=""
 260 libs_tools=""
 261 audio_pt_int=""
 262 audio_win_int=""
 263 cc_i386=i386-pc-linux-gnu-gcc
 264 libs_qga=""
 265 debug_info="yes"
 266 stack_protector=""
 267
 268 # Don't accept a target_list environment variable.
 269 unset target_list
 270
 271 # Default value for a variable defining feature "foo".
 272 #  * foo="no"  feature will only be used if --enable-foo arg is given
 273 #  * foo=""    feature will be searched for, and if found, will be used
 274 #              unless --disable-foo is given
 275 #  * foo="yes" this value will only be set by --enable-foo flag.
 276 #              feature will searched for,
 277 #              if not found, configure exits with error
 278 #
 279 # Always add --enable-foo and --disable-foo command line args.
 280 # Distributions want to ensure that several features are compiled in, and it
 281 # is impossible without a --enable-foo that exits if a feature is not found.
 282
 283 bluez=""
 284 brlapi=""
 285 curl=""
 286 curses=""
 287 docs=""
 288 fdt=""
 289 netmap="no"
 290 sdl=""
 291 sdlabi=""
 292 virtfs=""
 293 mpath=""
 294 vnc="yes"
 295 sparse="no"
 296 vde=""
 297 vnc_sasl=""
 298 vnc_jpeg=""
 299 vnc_png=""
 300 xen=""
 301 xen_ctrl_version=""
 302 xen_pv_domain_build="no"
 303 xen_pci_passthrough=""
 304 linux_aio=""
 305 cap_ng=""
 306 attr=""
 307 libattr=""
 308 xfs=""
 309 tcg="yes"
 310
 311 vhost_net="no"
 312 vhost_scsi="no"
 313 vhost_vsock="no"
 314 vhost_user=""
 315 kvm="no"
 316 hax="no"
 317 rdma=""
 318 gprof="no"
 319 debug_tcg="no"
 320 debug="no"
 321 fortify_source=""
 322 strip_opt="yes"
 323 tcg_interpreter="no"
 324 bigendian="no"
 325 mingw32="no"
 326 gcov="no"
 327 gcov_tool="gcov"
 328 EXESUF=""
 329 DSOSUF=".so"
 330 LDFLAGS_SHARED="-shared"
 331 modules="no"
 332 prefix="/usr/local"
 333 mandir="\${prefix}/share/man"
 334 datadir="\${prefix}/share"
 335 qemu_docdir="\${prefix}/share/doc/qemu"
 336 bindir="\${prefix}/bin"
 337 libdir="\${prefix}/lib"
 338 libexecdir="\${prefix}/libexec"
 339 includedir="\${prefix}/include"
 340 sysconfdir="\${prefix}/etc"
 341 local_statedir="\${prefix}/var"
 342 confsuffix="/qemu"
 343 slirp="yes"
 344 oss_lib=""
 345 bsd="no"
 346 linux="no"
 347 solaris="no"
 348 profiler="no"
 349 cocoa="no"
 350 softmmu="yes"
 351 linux_user="no"
 352 bsd_user="no"
 353 blobs="yes"
 354 pkgversion=""
 355 pie=""
 356 qom_cast_debug="yes"
 357 trace_backends="log"
 358 trace_file="trace"
 359 spice=""
 360 rbd=""
 361 smartcard=""
 362 libusb=""
 363 usb_redir=""
 364 opengl=""
 365 opengl_dmabuf="no"
 366 cpuid_h="no"
 367 avx2_opt="no"
 368 zlib="yes"
 369 lzo=""
 370 snappy=""
 371 bzip2=""
 372 guest_agent=""
 373 guest_agent_with_vss="no"
 374 guest_agent_ntddscsi="no"
 375 guest_agent_msi=""
 376 vss_win32_sdk=""
 377 win_sdk="no"
 378 want_tools="yes"
 379 libiscsi=""
 380 libnfs=""
 381 coroutine=""
 382 coroutine_pool=""
 383 debug_stack_usage="no"
 384 crypto_afalg="no"
 385 seccomp=""
 386 glusterfs=""
 387 glusterfs_xlator_opt="no"
 388 glusterfs_discard="no"
 389 glusterfs_fallocate="no"
 390 glusterfs_zerofill="no"
 391 gtk=""
 392 gtkabi=""
 393 gtk_gl="no"
 394 tls_priority="NORMAL"
 395 gnutls=""
 396 gnutls_rnd=""
 397 nettle=""
 398 nettle_kdf="no"
 399 gcrypt=""
 400 gcrypt_hmac="no"
 401 gcrypt_kdf="no"
 402 vte=""
 403 virglrenderer=""
 404 tpm="yes"
 405 libssh2=""
 406 live_block_migration="yes"
 407 numa=""
 408 tcmalloc="no"
 409 jemalloc="no"
 410 replication="yes"
 411 vxhs=""
 412
 413 supported_cpu="no"
 414 supported_os="no"
 415 bogus_os="no"
 416
 417 # parse CC options first
 418 for opt do
 419   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 420   case "$opt" in
 421   --cross-prefix=*) cross_prefix="$optarg"
 422   ;;
 423   --cc=*) CC="$optarg"
 424   ;;
 425   --cxx=*) CXX="$optarg"
 426   ;;
 427   --source-path=*) source_path="$optarg"
 428   ;;
 429   --cpu=*) cpu="$optarg"
 430   ;;
 431   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
 432                     EXTRA_CFLAGS="$optarg"
 433   ;;
 434   --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
 435                       EXTRA_CXXFLAGS="$optarg"
 436   ;;
 437   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
 438                      EXTRA_LDFLAGS="$optarg"
 439   ;;
 440   --enable-debug-info) debug_info="yes"
 441   ;;
 442   --disable-debug-info) debug_info="no"
 443   ;;
 444   esac
 445 done
 446 # OS specific
 447 # Using uname is really, really broken.  Once we have the right set of checks
 448 # we can eliminate its usage altogether.
 449
 450 # Preferred compiler:
 451 #  ${CC} (if set)
 452 #  ${cross_prefix}gcc (if cross-prefix specified)
 453 #  system compiler
 454 if test -z "${CC}${cross_prefix}"; then
 455   cc="$host_cc"
 456 else
 457   cc="${CC-${cross_prefix}gcc}"
 458 fi
 459
 460 if test -z "${CXX}${cross_prefix}"; then
 461   cxx="c++"
 462 else
 463   cxx="${CXX-${cross_prefix}g++}"
 464 fi
 465
 466 ar="${AR-${cross_prefix}ar}"
 467 as="${AS-${cross_prefix}as}"
 468 ccas="${CCAS-$cc}"
 469 cpp="${CPP-$cc -E}"
 470 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 471 ld="${LD-${cross_prefix}ld}"
 472 nm="${NM-${cross_prefix}nm}"
 473 strip="${STRIP-${cross_prefix}strip}"
 474 windres="${WINDRES-${cross_prefix}windres}"
 475 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 476 query_pkg_config() {
 477     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 478 }
 479 pkg_config=query_pkg_config
 480 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 481 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 482
 483 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 484 ARFLAGS="${ARFLAGS-rv}"
 485
 486 # default flags for all hosts
 487 # We use -fwrapv to tell the compiler that we require a C dialect where
 488 # left shift of signed integers is well defined and has the expected
 489 # 2s-complement style results. (Both clang and gcc agree that it
 490 # provides these semantics.)
 491 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
 492 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 493 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 494 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 495 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/accel/tcg -I\$(SRC_PATH)/include"
 496 if test "$debug_info" = "yes"; then
 497     CFLAGS="-g $CFLAGS"
 498     LDFLAGS="-g $LDFLAGS"
 499 fi
 500
 501 # make source path absolute
 502 source_path=$(cd "$source_path"; pwd)
 503
 504 # running configure in the source tree?
 505 # we know that's the case if configure is there.
 506 if test -f "./configure"; then
 507     pwd_is_source_path="y"
 508 else
 509     pwd_is_source_path="n"
 510 fi
 511
 512 check_define() {
 513 cat > $TMPC <<EOF
 514 #if !defined($1)
 515 #error $1 not defined
 516 #endif
 517 int main(void) { return 0; }
 518 EOF
 519   compile_object
 520 }
 521
 522 check_include() {
 523 cat > $TMPC <<EOF
 524 #include <$1>
 525 int main(void) { return 0; }
 526 EOF
 527   compile_object
 528 }
 529
 530 write_c_skeleton() {
 531     cat > $TMPC <<EOF
 532 int main(void) { return 0; }
 533 EOF
 534 }
 535
 536 if check_define __linux__ ; then
 537   targetos="Linux"
 538 elif check_define _WIN32 ; then
 539   targetos='MINGW32'
 540 elif check_define __OpenBSD__ ; then
 541   targetos='OpenBSD'
 542 elif check_define __sun__ ; then
 543   targetos='SunOS'
 544 elif check_define __HAIKU__ ; then
 545   targetos='Haiku'
 546 elif check_define __FreeBSD__ ; then
 547   targetos='FreeBSD'
 548 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
 549   targetos='GNU/kFreeBSD'
 550 elif check_define __DragonFly__ ; then
 551   targetos='DragonFly'
 552 elif check_define __NetBSD__; then
 553   targetos='NetBSD'
 554 elif check_define __APPLE__; then
 555   targetos='Darwin'
 556 else
 557   # This is a fatal error, but don't report it yet, because we
 558   # might be going to just print the --help text, or it might
 559   # be the result of a missing compiler.
 560   targetos='bogus'
 561   bogus_os='yes'
 562 fi
 563
 564 # Some host OSes need non-standard checks for which CPU to use.
 565 # Note that these checks are broken for cross-compilation: if you're
 566 # cross-compiling to one of these OSes then you'll need to specify
 567 # the correct CPU with the --cpu option.
 568 case $targetos in
 569 Darwin)
 570   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 571   # run 64-bit userspace code.
 572   # If the user didn't specify a CPU explicitly and the kernel says this is
 573   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 574   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 575     cpu="x86_64"
 576   fi
 577   ;;
 578 SunOS)
 579   # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
 580   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 581     cpu="x86_64"
 582   fi
 583 esac
 584
 585 if test ! -z "$cpu" ; then
 586   # command line argument
 587   :
 588 elif check_define __i386__ ; then
 589   cpu="i386"
 590 elif check_define __x86_64__ ; then
 591   if check_define __ILP32__ ; then
 592     cpu="x32"
 593   else
 594     cpu="x86_64"
 595   fi
 596 elif check_define __sparc__ ; then
 597   if check_define __arch64__ ; then
 598     cpu="sparc64"
 599   else
 600     cpu="sparc"
 601   fi
 602 elif check_define _ARCH_PPC ; then
 603   if check_define _ARCH_PPC64 ; then
 604     cpu="ppc64"
 605   else
 606     cpu="ppc"
 607   fi
 608 elif check_define __mips__ ; then
 609   cpu="mips"
 610 elif check_define __ia64__ ; then
 611   cpu="ia64"
 612 elif check_define __s390__ ; then
 613   if check_define __s390x__ ; then
 614     cpu="s390x"
 615   else
 616     cpu="s390"
 617   fi
 618 elif check_define __arm__ ; then
 619   cpu="arm"
 620 elif check_define __aarch64__ ; then
 621   cpu="aarch64"
 622 else
 623   cpu=$(uname -m)
 624 fi
 625
 626 ARCH=
 627 # Normalise host CPU name and set ARCH.
 628 # Note that this case should only have supported host CPUs, not guests.
 629 case "$cpu" in
 630   ppc|ppc64|s390|s390x|sparc64|x32)
 631     cpu="$cpu"
 632     supported_cpu="yes"
 633   ;;
 634   i386|i486|i586|i686|i86pc|BePC)
 635     cpu="i386"
 636     supported_cpu="yes"
 637   ;;
 638   x86_64|amd64)
 639     cpu="x86_64"
 640     supported_cpu="yes"
 641   ;;
 642   armv*b|armv*l|arm)
 643     cpu="arm"
 644     supported_cpu="yes"
 645   ;;
 646   aarch64)
 647     cpu="aarch64"
 648     supported_cpu="yes"
 649   ;;
 650   mips*)
 651     cpu="mips"
 652     supported_cpu="yes"
 653   ;;
 654   sparc|sun4[cdmuv])
 655     cpu="sparc"
 656     supported_cpu="yes"
 657   ;;
 658   *)
 659     # This will result in either an error or falling back to TCI later
 660     ARCH=unknown
 661   ;;
 662 esac
 663 if test -z "$ARCH"; then
 664   ARCH="$cpu"
 665 fi
 666
 667 # OS specific
 668
 669 # host *BSD for user mode
 670 HOST_VARIANT_DIR=""
 671
 672 case $targetos in
 673 MINGW32*)
 674   mingw32="yes"
 675   hax="yes"
 676   audio_possible_drivers="dsound sdl"
 677   if check_include dsound.h; then
 678     audio_drv_list="dsound"
 679   else
 680     audio_drv_list=""
 681   fi
 682   supported_os="yes"
 683 ;;
 684 GNU/kFreeBSD)
 685   bsd="yes"
 686   audio_drv_list="oss"
 687   audio_possible_drivers="oss sdl pa"
 688 ;;
 689 FreeBSD)
 690   bsd="yes"
 691   make="${MAKE-gmake}"
 692   audio_drv_list="oss"
 693   audio_possible_drivers="oss sdl pa"
 694   # needed for kinfo_getvmmap(3) in libutil.h
 695   LIBS="-lutil $LIBS"
 696   # needed for kinfo_getproc
 697   libs_qga="-lutil $libs_qga"
 698   netmap=""  # enable netmap autodetect
 699   HOST_VARIANT_DIR="freebsd"
 700   supported_os="yes"
 701 ;;
 702 DragonFly)
 703   bsd="yes"
 704   make="${MAKE-gmake}"
 705   audio_drv_list="oss"
 706   audio_possible_drivers="oss sdl pa"
 707   HOST_VARIANT_DIR="dragonfly"
 708 ;;
 709 NetBSD)
 710   bsd="yes"
 711   make="${MAKE-gmake}"
 712   audio_drv_list="oss"
 713   audio_possible_drivers="oss sdl"
 714   oss_lib="-lossaudio"
 715   HOST_VARIANT_DIR="netbsd"
 716   supported_os="yes"
 717 ;;
 718 OpenBSD)
 719   bsd="yes"
 720   make="${MAKE-gmake}"
 721   audio_drv_list="sdl"
 722   audio_possible_drivers="sdl"
 723   HOST_VARIANT_DIR="openbsd"
 724 ;;
 725 Darwin)
 726   bsd="yes"
 727   darwin="yes"
 728   hax="yes"
 729   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 730   if [ "$cpu" = "x86_64" ] ; then
 731     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 732     LDFLAGS="-arch x86_64 $LDFLAGS"
 733   fi
 734   cocoa="yes"
 735   audio_drv_list="coreaudio"
 736   audio_possible_drivers="coreaudio sdl"
 737   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 738   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 739   # Disable attempts to use ObjectiveC features in os/object.h since they
 740   # won't work when we're compiling with gcc as a C compiler.
 741   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 742   HOST_VARIANT_DIR="darwin"
 743   supported_os="yes"
 744 ;;
 745 SunOS)
 746   solaris="yes"
 747   make="${MAKE-gmake}"
 748   install="${INSTALL-ginstall}"
 749   ld="gld"
 750   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 751   if test -f /usr/include/sys/soundcard.h ; then
 752     audio_drv_list="oss"
 753   fi
 754   audio_possible_drivers="oss sdl"
 755 # needed for CMSG_ macros in sys/socket.h
 756   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 757 # needed for TIOCWIN* defines in termios.h
 758   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 759   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 760   solarisnetlibs="-lsocket -lnsl -lresolv"
 761   LIBS="$solarisnetlibs $LIBS"
 762   libs_qga="$solarisnetlibs $libs_qga"
 763 ;;
 764 Haiku)
 765   haiku="yes"
 766   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 767   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 768 ;;
 769 Linux)
 770   audio_drv_list="oss"
 771   audio_possible_drivers="oss alsa sdl pa"
 772   linux="yes"
 773   linux_user="yes"
 774   kvm="yes"
 775   vhost_net="yes"
 776   vhost_scsi="yes"
 777   vhost_vsock="yes"
 778   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 779   supported_os="yes"
 780 ;;
 781 esac
 782
 783 if [ "$bsd" = "yes" ] ; then
 784   if [ "$darwin" != "yes" ] ; then
 785     bsd_user="yes"
 786   fi
 787 fi
 788
 789 : ${make=${MAKE-make}}
 790 : ${install=${INSTALL-install}}
 791 : ${python=${PYTHON-python}}
 792 : ${smbd=${SMBD-/usr/sbin/smbd}}
 793
 794 # Default objcc to clang if available, otherwise use CC
 795 if has clang; then
 796   objcc=clang
 797 else
 798   objcc="$cc"
 799 fi
 800
 801 if test "$mingw32" = "yes" ; then
 802   EXESUF=".exe"
 803   DSOSUF=".dll"
 804   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 805   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 806   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 807   # MinGW needs -mthreads for TLS and macro _MT.
 808   QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
 809   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 810   write_c_skeleton;
 811   if compile_prog "" "-liberty" ; then
 812     LIBS="-liberty $LIBS"
 813   fi
 814   prefix="c:/Program Files/QEMU"
 815   mandir="\${prefix}"
 816   datadir="\${prefix}"
 817   qemu_docdir="\${prefix}"
 818   bindir="\${prefix}"
 819   sysconfdir="\${prefix}"
 820   local_statedir=
 821   confsuffix=""
 822   libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -liphlpapi -lnetapi32 $libs_qga"
 823 fi
 824
 825 werror=""
 826
 827 for opt do
 828   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 829   case "$opt" in
 830   --help|-h) show_help=yes
 831   ;;
 832   --version|-V) exec cat $source_path/VERSION
 833   ;;
 834   --prefix=*) prefix="$optarg"
 835   ;;
 836   --interp-prefix=*) interp_prefix="$optarg"
 837   ;;
 838   --source-path=*)
 839   ;;
 840   --cross-prefix=*)
 841   ;;
 842   --cc=*)
 843   ;;
 844   --host-cc=*) host_cc="$optarg"
 845   ;;
 846   --cxx=*)
 847   ;;
 848   --iasl=*) iasl="$optarg"
 849   ;;
 850   --objcc=*) objcc="$optarg"
 851   ;;
 852   --make=*) make="$optarg"
 853   ;;
 854   --install=*) install="$optarg"
 855   ;;
 856   --python=*) python="$optarg"
 857   ;;
 858   --gcov=*) gcov_tool="$optarg"
 859   ;;
 860   --smbd=*) smbd="$optarg"
 861   ;;
 862   --extra-cflags=*)
 863   ;;
 864   --extra-cxxflags=*)
 865   ;;
 866   --extra-ldflags=*)
 867   ;;
 868   --enable-debug-info)
 869   ;;
 870   --disable-debug-info)
 871   ;;
 872   --enable-modules)
 873       modules="yes"
 874   ;;
 875   --disable-modules)
 876       modules="no"
 877   ;;
 878   --cpu=*)
 879   ;;
 880   --target-list=*) target_list="$optarg"
 881   ;;
 882   --enable-trace-backends=*) trace_backends="$optarg"
 883   ;;
 884   # XXX: backwards compatibility
 885   --enable-trace-backend=*) trace_backends="$optarg"
 886   ;;
 887   --with-trace-file=*) trace_file="$optarg"
 888   ;;
 889   --enable-gprof) gprof="yes"
 890   ;;
 891   --enable-gcov) gcov="yes"
 892   ;;
 893   --static)
 894     static="yes"
 895     LDFLAGS="-static $LDFLAGS"
 896     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 897   ;;
 898   --mandir=*) mandir="$optarg"
 899   ;;
 900   --bindir=*) bindir="$optarg"
 901   ;;
 902   --libdir=*) libdir="$optarg"
 903   ;;
 904   --libexecdir=*) libexecdir="$optarg"
 905   ;;
 906   --includedir=*) includedir="$optarg"
 907   ;;
 908   --datadir=*) datadir="$optarg"
 909   ;;
 910   --with-confsuffix=*) confsuffix="$optarg"
 911   ;;
 912   --docdir=*) qemu_docdir="$optarg"
 913   ;;
 914   --sysconfdir=*) sysconfdir="$optarg"
 915   ;;
 916   --localstatedir=*) local_statedir="$optarg"
 917   ;;
 918   --sbindir=*|--sharedstatedir=*|\
 919   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 920   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 921     # These switches are silently ignored, for compatibility with
 922     # autoconf-generated configure scripts. This allows QEMU's
 923     # configure to be used by RPM and similar macros that set
 924     # lots of directory switches by default.
 925   ;;
 926   --disable-sdl) sdl="no"
 927   ;;
 928   --enable-sdl) sdl="yes"
 929   ;;
 930   --with-sdlabi=*) sdlabi="$optarg"
 931   ;;
 932   --disable-qom-cast-debug) qom_cast_debug="no"
 933   ;;
 934   --enable-qom-cast-debug) qom_cast_debug="yes"
 935   ;;
 936   --disable-virtfs) virtfs="no"
 937   ;;
 938   --enable-virtfs) virtfs="yes"
 939   ;;
 940   --disable-mpath) mpath="no"
 941   ;;
 942   --enable-mpath) mpath="yes"
 943   ;;
 944   --disable-vnc) vnc="no"
 945   ;;
 946   --enable-vnc) vnc="yes"
 947   ;;
 948   --oss-lib=*) oss_lib="$optarg"
 949   ;;
 950   --audio-drv-list=*) audio_drv_list="$optarg"
 951   ;;
 952   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 953   ;;
 954   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
 955   ;;
 956   --enable-debug-tcg) debug_tcg="yes"
 957   ;;
 958   --disable-debug-tcg) debug_tcg="no"
 959   ;;
 960   --enable-debug)
 961       # Enable debugging options that aren't excessively noisy
 962       debug_tcg="yes"
 963       debug="yes"
 964       strip_opt="no"
 965       fortify_source="no"
 966   ;;
 967   --enable-sparse) sparse="yes"
 968   ;;
 969   --disable-sparse) sparse="no"
 970   ;;
 971   --disable-strip) strip_opt="no"
 972   ;;
 973   --disable-vnc-sasl) vnc_sasl="no"
 974   ;;
 975   --enable-vnc-sasl) vnc_sasl="yes"
 976   ;;
 977   --disable-vnc-jpeg) vnc_jpeg="no"
 978   ;;
 979   --enable-vnc-jpeg) vnc_jpeg="yes"
 980   ;;
 981   --disable-vnc-png) vnc_png="no"
 982   ;;
 983   --enable-vnc-png) vnc_png="yes"
 984   ;;
 985   --disable-slirp) slirp="no"
 986   ;;
 987   --disable-vde) vde="no"
 988   ;;
 989   --enable-vde) vde="yes"
 990   ;;
 991   --disable-netmap) netmap="no"
 992   ;;
 993   --enable-netmap) netmap="yes"
 994   ;;
 995   --disable-xen) xen="no"
 996   ;;
 997   --enable-xen) xen="yes"
 998   ;;
 999   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1000   ;;
1001   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1002   ;;
1003   --disable-xen-pv-domain-build) xen_pv_domain_build="no"
1004   ;;
1005   --enable-xen-pv-domain-build) xen_pv_domain_build="yes"
1006   ;;
1007   --disable-brlapi) brlapi="no"
1008   ;;
1009   --enable-brlapi) brlapi="yes"
1010   ;;
1011   --disable-bluez) bluez="no"
1012   ;;
1013   --enable-bluez) bluez="yes"
1014   ;;
1015   --disable-kvm) kvm="no"
1016   ;;
1017   --enable-kvm) kvm="yes"
1018   ;;
1019   --disable-hax) hax="no"
1020   ;;
1021   --enable-hax) hax="yes"
1022   ;;
1023   --disable-tcg-interpreter) tcg_interpreter="no"
1024   ;;
1025   --enable-tcg-interpreter) tcg_interpreter="yes"
1026   ;;
1027   --disable-cap-ng)  cap_ng="no"
1028   ;;
1029   --enable-cap-ng) cap_ng="yes"
1030   ;;
1031   --disable-tcg) tcg="no"
1032   ;;
1033   --enable-tcg) tcg="yes"
1034   ;;
1035   --disable-spice) spice="no"
1036   ;;
1037   --enable-spice) spice="yes"
1038   ;;
1039   --disable-libiscsi) libiscsi="no"
1040   ;;
1041   --enable-libiscsi) libiscsi="yes"
1042   ;;
1043   --disable-libnfs) libnfs="no"
1044   ;;
1045   --enable-libnfs) libnfs="yes"
1046   ;;
1047   --enable-profiler) profiler="yes"
1048   ;;
1049   --disable-cocoa) cocoa="no"
1050   ;;
1051   --enable-cocoa)
1052       cocoa="yes" ;
1053       audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1054   ;;
1055   --disable-system) softmmu="no"
1056   ;;
1057   --enable-system) softmmu="yes"
1058   ;;
1059   --disable-user)
1060       linux_user="no" ;
1061       bsd_user="no" ;
1062   ;;
1063   --enable-user) ;;
1064   --disable-linux-user) linux_user="no"
1065   ;;
1066   --enable-linux-user) linux_user="yes"
1067   ;;
1068   --disable-bsd-user) bsd_user="no"
1069   ;;
1070   --enable-bsd-user) bsd_user="yes"
1071   ;;
1072   --enable-pie) pie="yes"
1073   ;;
1074   --disable-pie) pie="no"
1075   ;;
1076   --enable-werror) werror="yes"
1077   ;;
1078   --disable-werror) werror="no"
1079   ;;
1080   --enable-stack-protector) stack_protector="yes"
1081   ;;
1082   --disable-stack-protector) stack_protector="no"
1083   ;;
1084   --disable-curses) curses="no"
1085   ;;
1086   --enable-curses) curses="yes"
1087   ;;
1088   --disable-curl) curl="no"
1089   ;;
1090   --enable-curl) curl="yes"
1091   ;;
1092   --disable-fdt) fdt="no"
1093   ;;
1094   --enable-fdt) fdt="yes"
1095   ;;
1096   --disable-linux-aio) linux_aio="no"
1097   ;;
1098   --enable-linux-aio) linux_aio="yes"
1099   ;;
1100   --disable-attr) attr="no"
1101   ;;
1102   --enable-attr) attr="yes"
1103   ;;
1104   --disable-blobs) blobs="no"
1105   ;;
1106   --with-pkgversion=*) pkgversion=" ($optarg)"
1107   ;;
1108   --with-coroutine=*) coroutine="$optarg"
1109   ;;
1110   --disable-coroutine-pool) coroutine_pool="no"
1111   ;;
1112   --enable-coroutine-pool) coroutine_pool="yes"
1113   ;;
1114   --enable-debug-stack-usage) debug_stack_usage="yes"
1115   ;;
1116   --enable-crypto-afalg) crypto_afalg="yes"
1117   ;;
1118   --disable-crypto-afalg) crypto_afalg="no"
1119   ;;
1120   --disable-docs) docs="no"
1121   ;;
1122   --enable-docs) docs="yes"
1123   ;;
1124   --disable-vhost-net) vhost_net="no"
1125   ;;
1126   --enable-vhost-net) vhost_net="yes"
1127   ;;
1128   --disable-vhost-scsi) vhost_scsi="no"
1129   ;;
1130   --enable-vhost-scsi) vhost_scsi="yes"
1131   ;;
1132   --disable-vhost-vsock) vhost_vsock="no"
1133   ;;
1134   --enable-vhost-vsock) vhost_vsock="yes"
1135   ;;
1136   --disable-opengl) opengl="no"
1137   ;;
1138   --enable-opengl) opengl="yes"
1139   ;;
1140   --disable-rbd) rbd="no"
1141   ;;
1142   --enable-rbd) rbd="yes"
1143   ;;
1144   --disable-xfsctl) xfs="no"
1145   ;;
1146   --enable-xfsctl) xfs="yes"
1147   ;;
1148   --disable-smartcard) smartcard="no"
1149   ;;
1150   --enable-smartcard) smartcard="yes"
1151   ;;
1152   --disable-libusb) libusb="no"
1153   ;;
1154   --enable-libusb) libusb="yes"
1155   ;;
1156   --disable-usb-redir) usb_redir="no"
1157   ;;
1158   --enable-usb-redir) usb_redir="yes"
1159   ;;
1160   --disable-zlib-test) zlib="no"
1161   ;;
1162   --disable-lzo) lzo="no"
1163   ;;
1164   --enable-lzo) lzo="yes"
1165   ;;
1166   --disable-snappy) snappy="no"
1167   ;;
1168   --enable-snappy) snappy="yes"
1169   ;;
1170   --disable-bzip2) bzip2="no"
1171   ;;
1172   --enable-bzip2) bzip2="yes"
1173   ;;
1174   --enable-guest-agent) guest_agent="yes"
1175   ;;
1176   --disable-guest-agent) guest_agent="no"
1177   ;;
1178   --enable-guest-agent-msi) guest_agent_msi="yes"
1179   ;;
1180   --disable-guest-agent-msi) guest_agent_msi="no"
1181   ;;
1182   --with-vss-sdk) vss_win32_sdk=""
1183   ;;
1184   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1185   ;;
1186   --without-vss-sdk) vss_win32_sdk="no"
1187   ;;
1188   --with-win-sdk) win_sdk=""
1189   ;;
1190   --with-win-sdk=*) win_sdk="$optarg"
1191   ;;
1192   --without-win-sdk) win_sdk="no"
1193   ;;
1194   --enable-tools) want_tools="yes"
1195   ;;
1196   --disable-tools) want_tools="no"
1197   ;;
1198   --enable-seccomp) seccomp="yes"
1199   ;;
1200   --disable-seccomp) seccomp="no"
1201   ;;
1202   --disable-glusterfs) glusterfs="no"
1203   ;;
1204   --enable-glusterfs) glusterfs="yes"
1205   ;;
1206   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1207       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1208   ;;
1209   --enable-vhdx|--disable-vhdx)
1210       echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1211   ;;
1212   --enable-uuid|--disable-uuid)
1213       echo "$0: $opt is obsolete, UUID support is always built" >&2
1214   ;;
1215   --disable-gtk) gtk="no"
1216   ;;
1217   --enable-gtk) gtk="yes"
1218   ;;
1219   --tls-priority=*) tls_priority="$optarg"
1220   ;;
1221   --disable-gnutls) gnutls="no"
1222   ;;
1223   --enable-gnutls) gnutls="yes"
1224   ;;
1225   --disable-nettle) nettle="no"
1226   ;;
1227   --enable-nettle) nettle="yes"
1228   ;;
1229   --disable-gcrypt) gcrypt="no"
1230   ;;
1231   --enable-gcrypt) gcrypt="yes"
1232   ;;
1233   --enable-rdma) rdma="yes"
1234   ;;
1235   --disable-rdma) rdma="no"
1236   ;;
1237   --with-gtkabi=*) gtkabi="$optarg"
1238   ;;
1239   --disable-vte) vte="no"
1240   ;;
1241   --enable-vte) vte="yes"
1242   ;;
1243   --disable-virglrenderer) virglrenderer="no"
1244   ;;
1245   --enable-virglrenderer) virglrenderer="yes"
1246   ;;
1247   --disable-tpm) tpm="no"
1248   ;;
1249   --enable-tpm) tpm="yes"
1250   ;;
1251   --disable-libssh2) libssh2="no"
1252   ;;
1253   --enable-libssh2) libssh2="yes"
1254   ;;
1255   --disable-live-block-migration) live_block_migration="no"
1256   ;;
1257   --enable-live-block-migration) live_block_migration="yes"
1258   ;;
1259   --disable-numa) numa="no"
1260   ;;
1261   --enable-numa) numa="yes"
1262   ;;
1263   --disable-tcmalloc) tcmalloc="no"
1264   ;;
1265   --enable-tcmalloc) tcmalloc="yes"
1266   ;;
1267   --disable-jemalloc) jemalloc="no"
1268   ;;
1269   --enable-jemalloc) jemalloc="yes"
1270   ;;
1271   --disable-replication) replication="no"
1272   ;;
1273   --enable-replication) replication="yes"
1274   ;;
1275   --disable-vxhs) vxhs="no"
1276   ;;
1277   --enable-vxhs) vxhs="yes"
1278   ;;
1279   --disable-vhost-user) vhost_user="no"
1280   ;;
1281   --enable-vhost-user)
1282       vhost_user="yes"
1283       if test "$mingw32" = "yes"; then
1284           error_exit "vhost-user isn't available on win32"
1285       fi
1286   ;;
1287   *)
1288       echo "ERROR: unknown option $opt"
1289       echo "Try '$0 --help' for more information"
1290       exit 1
1291   ;;
1292   esac
1293 done
1294
1295 if test "$vhost_user" = ""; then
1296     if test "$mingw32" = "yes"; then
1297         vhost_user="no"
1298     else
1299         vhost_user="yes"
1300     fi
1301 fi
1302
1303 case "$cpu" in
1304     ppc)
1305            CPU_CFLAGS="-m32"
1306            LDFLAGS="-m32 $LDFLAGS"
1307            ;;
1308     ppc64)
1309            CPU_CFLAGS="-m64"
1310            LDFLAGS="-m64 $LDFLAGS"
1311            ;;
1312     sparc)
1313            CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1314            LDFLAGS="-m32 -mv8plus $LDFLAGS"
1315            ;;
1316     sparc64)
1317            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1318            LDFLAGS="-m64 $LDFLAGS"
1319            ;;
1320     s390)
1321            CPU_CFLAGS="-m31"
1322            LDFLAGS="-m31 $LDFLAGS"
1323            ;;
1324     s390x)
1325            CPU_CFLAGS="-m64"
1326            LDFLAGS="-m64 $LDFLAGS"
1327            ;;
1328     i386)
1329            CPU_CFLAGS="-m32"
1330            LDFLAGS="-m32 $LDFLAGS"
1331            cc_i386='$(CC) -m32'
1332            ;;
1333     x86_64)
1334            # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1335            # If we truly care, we should simply detect this case at
1336            # runtime and generate the fallback to serial emulation.
1337            CPU_CFLAGS="-m64 -mcx16"
1338            LDFLAGS="-m64 $LDFLAGS"
1339            cc_i386='$(CC) -m32'
1340            ;;
1341     x32)
1342            CPU_CFLAGS="-mx32"
1343            LDFLAGS="-mx32 $LDFLAGS"
1344            cc_i386='$(CC) -m32'
1345            ;;
1346     # No special flags required for other host CPUs
1347 esac
1348
1349 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1350 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1351
1352 # For user-mode emulation the host arch has to be one we explicitly
1353 # support, even if we're using TCI.
1354 if [ "$ARCH" = "unknown" ]; then
1355   bsd_user="no"
1356   linux_user="no"
1357 fi
1358
1359 default_target_list=""
1360
1361 mak_wilds=""
1362
1363 if [ "$softmmu" = "yes" ]; then
1364     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1365 fi
1366 if [ "$linux_user" = "yes" ]; then
1367     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1368 fi
1369 if [ "$bsd_user" = "yes" ]; then
1370     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1371 fi
1372
1373 for config in $mak_wilds; do
1374     default_target_list="${default_target_list} $(basename "$config" .mak)"
1375 done
1376
1377 # Enumerate public trace backends for --help output
1378 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1379
1380 if test x"$show_help" = x"yes" ; then
1381 cat << EOF
1382
1383 Usage: configure [options]
1384 Options: [defaults in brackets after descriptions]
1385
1386 Standard options:
1387   --help                   print this message
1388   --prefix=PREFIX          install in PREFIX [$prefix]
1389   --interp-prefix=PREFIX   where to find shared libraries, etc.
1390                            use %M for cpu name [$interp_prefix]
1391   --target-list=LIST       set target list (default: build everything)
1392 $(echo Available targets: $default_target_list | \
1393   fold -s -w 53 | sed -e 's/^/                           /')
1394
1395 Advanced options (experts only):
1396   --source-path=PATH       path of source code [$source_path]
1397   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1398   --cc=CC                  use C compiler CC [$cc]
1399   --iasl=IASL              use ACPI compiler IASL [$iasl]
1400   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1401                            build time
1402   --cxx=CXX                use C++ compiler CXX [$cxx]
1403   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1404   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1405   --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1406   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1407   --make=MAKE              use specified make [$make]
1408   --install=INSTALL        use specified install [$install]
1409   --python=PYTHON          use specified python [$python]
1410   --smbd=SMBD              use specified smbd [$smbd]
1411   --static                 enable static build [$static]
1412   --mandir=PATH            install man pages in PATH
1413   --datadir=PATH           install firmware in PATH$confsuffix
1414   --docdir=PATH            install documentation in PATH$confsuffix
1415   --bindir=PATH            install binaries in PATH
1416   --libdir=PATH            install libraries in PATH
1417   --sysconfdir=PATH        install config in PATH$confsuffix
1418   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1419   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1420   --enable-debug           enable common debug build options
1421   --disable-strip          disable stripping binaries
1422   --disable-werror         disable compilation abort on warning
1423   --disable-stack-protector disable compiler-provided stack protection
1424   --audio-drv-list=LIST    set audio drivers list:
1425                            Available drivers: $audio_possible_drivers
1426   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1427   --block-drv-rw-whitelist=L
1428                            set block driver read-write whitelist
1429                            (affects only QEMU, not qemu-img)
1430   --block-drv-ro-whitelist=L
1431                            set block driver read-only whitelist
1432                            (affects only QEMU, not qemu-img)
1433   --enable-trace-backends=B Set trace backend
1434                            Available backends: $trace_backend_list
1435   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1436                            Default:trace-<pid>
1437   --disable-slirp          disable SLIRP userspace network connectivity
1438   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1439   --oss-lib                path to OSS library
1440   --cpu=CPU                Build for host CPU [$cpu]
1441   --with-coroutine=BACKEND coroutine backend. Supported options:
1442                            ucontext, sigaltstack, windows
1443   --enable-gcov            enable test coverage analysis with gcov
1444   --gcov=GCOV              use specified gcov [$gcov_tool]
1445   --disable-blobs          disable installing provided firmware blobs
1446   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1447   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1448   --tls-priority           default TLS protocol/cipher priority string
1449   --enable-gprof           QEMU profiling with gprof
1450   --enable-profiler        profiler support
1451   --enable-xen-pv-domain-build
1452                            xen pv domain builder
1453   --enable-debug-stack-usage
1454                            track the maximum stack usage of stacks created by qemu_alloc_stack
1455
1456 Optional features, enabled with --enable-FEATURE and
1457 disabled with --disable-FEATURE, default is enabled if available:
1458
1459   system          all system emulation targets
1460   user            supported user emulation targets
1461   linux-user      all linux usermode emulation targets
1462   bsd-user        all BSD usermode emulation targets
1463   docs            build documentation
1464   guest-agent     build the QEMU Guest Agent
1465   guest-agent-msi build guest agent Windows MSI installation package
1466   pie             Position Independent Executables
1467   modules         modules support
1468   debug-tcg       TCG debugging (default is disabled)
1469   debug-info      debugging information
1470   sparse          sparse checker
1471
1472   gnutls          GNUTLS cryptography support
1473   nettle          nettle cryptography support
1474   gcrypt          libgcrypt cryptography support
1475   sdl             SDL UI
1476   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1477   gtk             gtk UI
1478   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1479   vte             vte support for the gtk UI
1480   curses          curses UI
1481   vnc             VNC UI support
1482   vnc-sasl        SASL encryption for VNC server
1483   vnc-jpeg        JPEG lossy compression for VNC server
1484   vnc-png         PNG compression for VNC server
1485   cocoa           Cocoa UI (Mac OS X only)
1486   virtfs          VirtFS
1487   mpath           Multipath persistent reservation passthrough
1488   xen             xen backend driver support
1489   xen-pci-passthrough
1490   brlapi          BrlAPI (Braile)
1491   curl            curl connectivity
1492   fdt             fdt device tree
1493   bluez           bluez stack connectivity
1494   kvm             KVM acceleration support
1495   hax             HAX acceleration support
1496   rdma            RDMA-based migration support
1497   vde             support for vde network
1498   netmap          support for netmap network
1499   linux-aio       Linux AIO support
1500   cap-ng          libcap-ng support
1501   attr            attr and xattr support
1502   vhost-net       vhost-net acceleration support
1503   spice           spice
1504   rbd             rados block device (rbd)
1505   libiscsi        iscsi support
1506   libnfs          nfs support
1507   smartcard       smartcard support (libcacard)
1508   libusb          libusb (for usb passthrough)
1509   live-block-migration   Block migration in the main migration stream
1510   usb-redir       usb network redirection support
1511   lzo             support of lzo compression library
1512   snappy          support of snappy compression library
1513   bzip2           support of bzip2 compression library
1514                   (for reading bzip2-compressed dmg images)
1515   seccomp         seccomp support
1516   coroutine-pool  coroutine freelist (better performance)
1517   glusterfs       GlusterFS backend
1518   tpm             TPM support
1519   libssh2         ssh block device support
1520   numa            libnuma support
1521   tcmalloc        tcmalloc support
1522   jemalloc        jemalloc support
1523   replication     replication support
1524   vhost-vsock     virtio sockets device support
1525   opengl          opengl support
1526   virglrenderer   virgl rendering support
1527   xfsctl          xfsctl support
1528   qom-cast-debug  cast debugging support
1529   tools           build qemu-io, qemu-nbd and qemu-image tools
1530   vxhs            Veritas HyperScale vDisk backend support
1531   crypto-afalg    Linux AF_ALG crypto backend driver
1532   vhost-user      vhost-user support
1533
1534 NOTE: The object files are built at the place where configure is launched
1535 EOF
1536 exit 0
1537 fi
1538
1539 if ! has $python; then
1540   error_exit "Python not found. Use --python=/path/to/python"
1541 fi
1542
1543 # Note that if the Python conditional here evaluates True we will exit
1544 # with status 1 which is a shell 'false' value.
1545 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6) or sys.version_info >= (3,))'; then
1546   error_exit "Cannot use '$python', Python 2.6 or later is required." \
1547       "Note that Python 3 or later is not yet supported." \
1548       "Use --python=/path/to/python to specify a supported Python."
1549 fi
1550
1551 # Suppress writing compiled files
1552 python="$python -B"
1553
1554 # Now we have handled --enable-tcg-interpreter and know we're not just
1555 # printing the help message, bail out if the host CPU isn't supported.
1556 if test "$ARCH" = "unknown"; then
1557     if test "$tcg_interpreter" = "yes" ; then
1558         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1559     else
1560         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1561     fi
1562 fi
1563
1564 # Consult white-list to determine whether to enable werror
1565 # by default.  Only enable by default for git builds
1566 if test -z "$werror" ; then
1567     if test -d "$source_path/.git" -a \
1568         \( "$linux" = "yes" -o "$mingw32" = "yes" \) ; then
1569         werror="yes"
1570     else
1571         werror="no"
1572     fi
1573 fi
1574
1575 # check that the C compiler works.
1576 write_c_skeleton;
1577 if compile_object ; then
1578   : C compiler works ok
1579 else
1580     error_exit "\"$cc\" either does not exist or does not work"
1581 fi
1582 if ! compile_prog ; then
1583     error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1584 fi
1585
1586 if test "$bogus_os" = "yes"; then
1587     # Now that we know that we're not printing the help and that
1588     # the compiler works (so the results of the check_defines we used
1589     # to identify the OS are reliable), if we didn't recognize the
1590     # host OS we should stop now.
1591     error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1592 fi
1593
1594 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1595 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1596 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1597 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1598 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1599 gcc_flags="-Wno-string-plus-int $gcc_flags"
1600 # Note that we do not add -Werror to gcc_flags here, because that would
1601 # enable it for all configure tests. If a configure test failed due
1602 # to -Werror this would just silently disable some features,
1603 # so it's too error prone.
1604
1605 cc_has_warning_flag() {
1606     write_c_skeleton;
1607
1608     # Use the positive sense of the flag when testing for -Wno-wombat
1609     # support (gcc will happily accept the -Wno- form of unknown
1610     # warning options).
1611     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1612     compile_prog "-Werror $optflag" ""
1613 }
1614
1615 for flag in $gcc_flags; do
1616     if cc_has_warning_flag $flag ; then
1617         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1618     fi
1619 done
1620
1621 if test "$stack_protector" != "no"; then
1622   cat > $TMPC << EOF
1623 int main(int argc, char *argv[])
1624 {
1625     char arr[64], *p = arr, *c = argv[0];
1626     while (*c) {
1627         *p++ = *c++;
1628     }
1629     return 0;
1630 }
1631 EOF
1632   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1633   sp_on=0
1634   for flag in $gcc_flags; do
1635     # We need to check both a compile and a link, since some compiler
1636     # setups fail only on a .c->.o compile and some only at link time
1637     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1638        compile_prog "-Werror $flag" ""; then
1639       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1640       sp_on=1
1641       break
1642     fi
1643   done
1644   if test "$stack_protector" = yes; then
1645     if test $sp_on = 0; then
1646       error_exit "Stack protector not supported"
1647     fi
1648   fi
1649 fi
1650
1651 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1652 # large functions that use global variables.  The bug is in all releases of
1653 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1654 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1655 cat > $TMPC << EOF
1656 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1657 int main(void) { return 0; }
1658 #else
1659 #error No bug in this compiler.
1660 #endif
1661 EOF
1662 if compile_prog "-Werror -fno-gcse" "" ; then
1663   TRANSLATE_OPT_CFLAGS=-fno-gcse
1664 fi
1665
1666 if test "$static" = "yes" ; then
1667   if test "$modules" = "yes" ; then
1668     error_exit "static and modules are mutually incompatible"
1669   fi
1670   if test "$pie" = "yes" ; then
1671     error_exit "static and pie are mutually incompatible"
1672   else
1673     pie="no"
1674   fi
1675 fi
1676
1677 # Unconditional check for compiler __thread support
1678   cat > $TMPC << EOF
1679 static __thread int tls_var;
1680 int main(void) { return tls_var; }
1681 EOF
1682
1683 if ! compile_prog "-Werror" "" ; then
1684     error_exit "Your compiler does not support the __thread specifier for " \
1685         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1686 fi
1687
1688 if test "$pie" = ""; then
1689   case "$cpu-$targetos" in
1690     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1691       ;;
1692     *)
1693       pie="no"
1694       ;;
1695   esac
1696 fi
1697
1698 if test "$pie" != "no" ; then
1699   cat > $TMPC << EOF
1700
1701 #ifdef __linux__
1702 #  define THREAD __thread
1703 #else
1704 #  define THREAD
1705 #endif
1706
1707 static THREAD int tls_var;
1708
1709 int main(void) { return tls_var; }
1710
1711 EOF
1712   if compile_prog "-fPIE -DPIE" "-pie"; then
1713     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1714     LDFLAGS="-pie $LDFLAGS"
1715     pie="yes"
1716     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1717       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1718     fi
1719   else
1720     if test "$pie" = "yes"; then
1721       error_exit "PIE not available due to missing toolchain support"
1722     else
1723       echo "Disabling PIE due to missing toolchain support"
1724       pie="no"
1725     fi
1726   fi
1727
1728   if compile_prog "-Werror -fno-pie" "-nopie"; then
1729     CFLAGS_NOPIE="-fno-pie"
1730     LDFLAGS_NOPIE="-nopie"
1731   fi
1732 fi
1733
1734 ##########################################
1735 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1736 # use i686 as default anyway, but for those that don't, an explicit
1737 # specification is necessary
1738
1739 if test "$cpu" = "i386"; then
1740   cat > $TMPC << EOF
1741 static int sfaa(int *ptr)
1742 {
1743   return __sync_fetch_and_and(ptr, 0);
1744 }
1745
1746 int main(void)
1747 {
1748   int val = 42;
1749   val = __sync_val_compare_and_swap(&val, 0, 1);
1750   sfaa(&val);
1751   return val;
1752 }
1753 EOF
1754   if ! compile_prog "" "" ; then
1755     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1756   fi
1757 fi
1758
1759 #########################################
1760 # Solaris specific configure tool chain decisions
1761
1762 if test "$solaris" = "yes" ; then
1763   if has $install; then
1764     :
1765   else
1766     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1767         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1768         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1769   fi
1770   if test "$(path_of $install)" = "/usr/sbin/install" ; then
1771     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1772         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1773         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1774   fi
1775   if has ar; then
1776     :
1777   else
1778     if test -f /usr/ccs/bin/ar ; then
1779       error_exit "No path includes ar" \
1780           "Add /usr/ccs/bin to your path and rerun configure"
1781     fi
1782     error_exit "No path includes ar"
1783   fi
1784 fi
1785
1786 if test -z "${target_list+xxx}" ; then
1787     for target in $default_target_list; do
1788         supported_target $target 2>/dev/null && \
1789             target_list="$target_list $target"
1790     done
1791     target_list="${target_list# }"
1792 else
1793     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1794     for target in $target_list; do
1795         # Check that we recognised the target name; this allows a more
1796         # friendly error message than if we let it fall through.
1797         case " $default_target_list " in
1798             *" $target "*)
1799                 ;;
1800             *)
1801                 error_exit "Unknown target name '$target'"
1802                 ;;
1803         esac
1804         supported_target $target || exit 1
1805     done
1806 fi
1807
1808 # see if system emulation was really requested
1809 case " $target_list " in
1810   *"-softmmu "*) softmmu=yes
1811   ;;
1812   *) softmmu=no
1813   ;;
1814 esac
1815
1816 feature_not_found() {
1817   feature=$1
1818   remedy=$2
1819
1820   error_exit "User requested feature $feature" \
1821       "configure was not able to find it." \
1822       "$remedy"
1823 }
1824
1825 # ---
1826 # big/little endian test
1827 cat > $TMPC << EOF
1828 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1829 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1830 extern int foo(short *, short *);
1831 int main(int argc, char *argv[]) {
1832     return foo(big_endian, little_endian);
1833 }
1834 EOF
1835
1836 if compile_object ; then
1837     if grep -q BiGeNdIaN $TMPO ; then
1838         bigendian="yes"
1839     elif grep -q LiTtLeEnDiAn $TMPO ; then
1840         bigendian="no"
1841     else
1842         echo big/little test failed
1843     fi
1844 else
1845     echo big/little test failed
1846 fi
1847
1848 ##########################################
1849 # cocoa implies not SDL or GTK
1850 # (the cocoa UI code currently assumes it is always the active UI
1851 # and doesn't interact well with other UI frontend code)
1852 if test "$cocoa" = "yes"; then
1853     if test "$sdl" = "yes"; then
1854         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1855     fi
1856     if test "$gtk" = "yes"; then
1857         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1858     fi
1859     gtk=no
1860     sdl=no
1861 fi
1862
1863 # Some versions of Mac OS X incorrectly define SIZE_MAX
1864 cat > $TMPC << EOF
1865 #include <stdint.h>
1866 #include <stdio.h>
1867 int main(int argc, char *argv[]) {
1868     return printf("%zu", SIZE_MAX);
1869 }
1870 EOF
1871 have_broken_size_max=no
1872 if ! compile_object -Werror ; then
1873     have_broken_size_max=yes
1874 fi
1875
1876 ##########################################
1877 # L2TPV3 probe
1878
1879 cat > $TMPC <<EOF
1880 #include <sys/socket.h>
1881 #include <linux/ip.h>
1882 int main(void) { return sizeof(struct mmsghdr); }
1883 EOF
1884 if compile_prog "" "" ; then
1885   l2tpv3=yes
1886 else
1887   l2tpv3=no
1888 fi
1889
1890 ##########################################
1891 # MinGW / Mingw-w64 localtime_r/gmtime_r check
1892
1893 if test "$mingw32" = "yes"; then
1894     # Some versions of MinGW / Mingw-w64 lack localtime_r
1895     # and gmtime_r entirely.
1896     #
1897     # Some versions of Mingw-w64 define a macro for
1898     # localtime_r/gmtime_r.
1899     #
1900     # Some versions of Mingw-w64 will define functions
1901     # for localtime_r/gmtime_r, but only if you have
1902     # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
1903     # though, unistd.h and pthread.h both define
1904     # that for you.
1905     #
1906     # So this #undef localtime_r and #include <unistd.h>
1907     # are not in fact redundant.
1908 cat > $TMPC << EOF
1909 #include <unistd.h>
1910 #include <time.h>
1911 #undef localtime_r
1912 int main(void) { localtime_r(NULL, NULL); return 0; }
1913 EOF
1914     if compile_prog "" "" ; then
1915         localtime_r="yes"
1916     else
1917         localtime_r="no"
1918     fi
1919 fi
1920
1921 ##########################################
1922 # pkg-config probe
1923
1924 if ! has "$pkg_config_exe"; then
1925   error_exit "pkg-config binary '$pkg_config_exe' not found"
1926 fi
1927
1928 ##########################################
1929 # NPTL probe
1930
1931 if test "$linux_user" = "yes"; then
1932   cat > $TMPC <<EOF
1933 #include <sched.h>
1934 #include <linux/futex.h>
1935 int main(void) {
1936 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1937 #error bork
1938 #endif
1939   return 0;
1940 }
1941 EOF
1942   if ! compile_object ; then
1943     feature_not_found "nptl" "Install glibc and linux kernel headers."
1944   fi
1945 fi
1946
1947 #########################################
1948 # zlib check
1949
1950 if test "$zlib" != "no" ; then
1951     cat > $TMPC << EOF
1952 #include <zlib.h>
1953 int main(void) { zlibVersion(); return 0; }
1954 EOF
1955     if compile_prog "" "-lz" ; then
1956         :
1957     else
1958         error_exit "zlib check failed" \
1959             "Make sure to have the zlib libs and headers installed."
1960     fi
1961 fi
1962 LIBS="$LIBS -lz"
1963
1964 ##########################################
1965 # lzo check
1966
1967 if test "$lzo" != "no" ; then
1968     cat > $TMPC << EOF
1969 #include <lzo/lzo1x.h>
1970 int main(void) { lzo_version(); return 0; }
1971 EOF
1972     if compile_prog "" "-llzo2" ; then
1973         libs_softmmu="$libs_softmmu -llzo2"
1974         lzo="yes"
1975     else
1976         if test "$lzo" = "yes"; then
1977             feature_not_found "liblzo2" "Install liblzo2 devel"
1978         fi
1979         lzo="no"
1980     fi
1981 fi
1982
1983 ##########################################
1984 # snappy check
1985
1986 if test "$snappy" != "no" ; then
1987     cat > $TMPC << EOF
1988 #include <snappy-c.h>
1989 int main(void) { snappy_max_compressed_length(4096); return 0; }
1990 EOF
1991     if compile_prog "" "-lsnappy" ; then
1992         libs_softmmu="$libs_softmmu -lsnappy"
1993         snappy="yes"
1994     else
1995         if test "$snappy" = "yes"; then
1996             feature_not_found "libsnappy" "Install libsnappy devel"
1997         fi
1998         snappy="no"
1999     fi
2000 fi
2001
2002 ##########################################
2003 # bzip2 check
2004
2005 if test "$bzip2" != "no" ; then
2006     cat > $TMPC << EOF
2007 #include <bzlib.h>
2008 int main(void) { BZ2_bzlibVersion(); return 0; }
2009 EOF
2010     if compile_prog "" "-lbz2" ; then
2011         bzip2="yes"
2012     else
2013         if test "$bzip2" = "yes"; then
2014             feature_not_found "libbzip2" "Install libbzip2 devel"
2015         fi
2016         bzip2="no"
2017     fi
2018 fi
2019
2020 ##########################################
2021 # libseccomp check
2022
2023 if test "$seccomp" != "no" ; then
2024     case "$cpu" in
2025     i386|x86_64)
2026         libseccomp_minver="2.1.0"
2027         ;;
2028     mips)
2029         libseccomp_minver="2.2.0"
2030         ;;
2031     arm|aarch64)
2032         libseccomp_minver="2.2.3"
2033         ;;
2034     ppc|ppc64|s390x)
2035         libseccomp_minver="2.3.0"
2036         ;;
2037     *)
2038         libseccomp_minver=""
2039         ;;
2040     esac
2041
2042     if test "$libseccomp_minver" != "" &&
2043        $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2044         seccomp_cflags="$($pkg_config --cflags libseccomp)"
2045         seccomp_libs="$($pkg_config --libs libseccomp)"
2046         seccomp="yes"
2047     else
2048         if test "$seccomp" = "yes" ; then
2049             if test "$libseccomp_minver" != "" ; then
2050                 feature_not_found "libseccomp" \
2051                     "Install libseccomp devel >= $libseccomp_minver"
2052             else
2053                 feature_not_found "libseccomp" \
2054                     "libseccomp is not supported for host cpu $cpu"
2055             fi
2056         fi
2057         seccomp="no"
2058     fi
2059 fi
2060 ##########################################
2061 # xen probe
2062
2063 if test "$xen" != "no" ; then
2064   # Check whether Xen library path is specified via --extra-ldflags to avoid
2065   # overriding this setting with pkg-config output. If not, try pkg-config
2066   # to obtain all needed flags.
2067
2068   if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2069      $pkg_config --exists xencontrol ; then
2070     xen_ctrl_version="$(printf '%d%02d%02d' \
2071       $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2072     xen=yes
2073     xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2074     xen_pc="$xen_pc xenevtchn xendevicemodel"
2075     QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2076     libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2077     LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
2078   else
2079
2080     xen_libs="-lxenstore -lxenctrl -lxenguest"
2081     xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2082
2083     # First we test whether Xen headers and libraries are available.
2084     # If no, we are done and there is no Xen support.
2085     # If yes, more tests are run to detect the Xen version.
2086
2087     # Xen (any)
2088     cat > $TMPC <<EOF
2089 #include <xenctrl.h>
2090 int main(void) {
2091   return 0;
2092 }
2093 EOF
2094     if ! compile_prog "" "$xen_libs" ; then
2095       # Xen not found
2096       if test "$xen" = "yes" ; then
2097         feature_not_found "xen" "Install xen devel"
2098       fi
2099       xen=no
2100
2101     # Xen unstable
2102     elif
2103         cat > $TMPC <<EOF &&
2104 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2105 #include <xenforeignmemory.h>
2106 int main(void) {
2107   xenforeignmemory_handle *xfmem;
2108
2109   xfmem = xenforeignmemory_open(0, 0);
2110   xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2111
2112   return 0;
2113 }
2114 EOF
2115         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2116       then
2117       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2118       xen_ctrl_version=41000
2119       xen=yes
2120     elif
2121         cat > $TMPC <<EOF &&
2122 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2123 #define __XEN_TOOLS__
2124 #include <xendevicemodel.h>
2125 int main(void) {
2126   xendevicemodel_handle *xd;
2127
2128   xd = xendevicemodel_open(0, 0);
2129   xendevicemodel_close(xd);
2130
2131   return 0;
2132 }
2133 EOF
2134         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2135       then
2136       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2137       xen_ctrl_version=40900
2138       xen=yes
2139     elif
2140         cat > $TMPC <<EOF &&
2141 /*
2142  * If we have stable libs the we don't want the libxc compat
2143  * layers, regardless of what CFLAGS we may have been given.
2144  *
2145  * Also, check if xengnttab_grant_copy_segment_t is defined and
2146  * grant copy operation is implemented.
2147  */
2148 #undef XC_WANT_COMPAT_EVTCHN_API
2149 #undef XC_WANT_COMPAT_GNTTAB_API
2150 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2151 #include <xenctrl.h>
2152 #include <xenstore.h>
2153 #include <xenevtchn.h>
2154 #include <xengnttab.h>
2155 #include <xenforeignmemory.h>
2156 #include <stdint.h>
2157 #include <xen/hvm/hvm_info_table.h>
2158 #if !defined(HVM_MAX_VCPUS)
2159 # error HVM_MAX_VCPUS not defined
2160 #endif
2161 int main(void) {
2162   xc_interface *xc = NULL;
2163   xenforeignmemory_handle *xfmem;
2164   xenevtchn_handle *xe;
2165   xengnttab_handle *xg;
2166   xen_domain_handle_t handle;
2167   xengnttab_grant_copy_segment_t* seg = NULL;
2168
2169   xs_daemon_open();
2170
2171   xc = xc_interface_open(0, 0, 0);
2172   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2173   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2174   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2175   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2176   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2177
2178   xfmem = xenforeignmemory_open(0, 0);
2179   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2180
2181   xe = xenevtchn_open(0, 0);
2182   xenevtchn_fd(xe);
2183
2184   xg = xengnttab_open(0, 0);
2185   xengnttab_grant_copy(xg, 0, seg);
2186
2187   return 0;
2188 }
2189 EOF
2190         compile_prog "" "$xen_libs $xen_stable_libs"
2191       then
2192       xen_ctrl_version=40800
2193       xen=yes
2194     elif
2195         cat > $TMPC <<EOF &&
2196 /*
2197  * If we have stable libs the we don't want the libxc compat
2198  * layers, regardless of what CFLAGS we may have been given.
2199  */
2200 #undef XC_WANT_COMPAT_EVTCHN_API
2201 #undef XC_WANT_COMPAT_GNTTAB_API
2202 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2203 #include <xenctrl.h>
2204 #include <xenstore.h>
2205 #include <xenevtchn.h>
2206 #include <xengnttab.h>
2207 #include <xenforeignmemory.h>
2208 #include <stdint.h>
2209 #include <xen/hvm/hvm_info_table.h>
2210 #if !defined(HVM_MAX_VCPUS)
2211 # error HVM_MAX_VCPUS not defined
2212 #endif
2213 int main(void) {
2214   xc_interface *xc = NULL;
2215   xenforeignmemory_handle *xfmem;
2216   xenevtchn_handle *xe;
2217   xengnttab_handle *xg;
2218   xen_domain_handle_t handle;
2219
2220   xs_daemon_open();
2221
2222   xc = xc_interface_open(0, 0, 0);
2223   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2224   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2225   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2226   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2227   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2228
2229   xfmem = xenforeignmemory_open(0, 0);
2230   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2231
2232   xe = xenevtchn_open(0, 0);
2233   xenevtchn_fd(xe);
2234
2235   xg = xengnttab_open(0, 0);
2236   xengnttab_map_grant_ref(xg, 0, 0, 0);
2237
2238   return 0;
2239 }
2240 EOF
2241         compile_prog "" "$xen_libs $xen_stable_libs"
2242       then
2243       xen_ctrl_version=40701
2244       xen=yes
2245     elif
2246         cat > $TMPC <<EOF &&
2247 #include <xenctrl.h>
2248 #include <stdint.h>
2249 int main(void) {
2250   xc_interface *xc = NULL;
2251   xen_domain_handle_t handle;
2252   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2253   return 0;
2254 }
2255 EOF
2256         compile_prog "" "$xen_libs"
2257       then
2258       xen_ctrl_version=40700
2259       xen=yes
2260
2261     # Xen 4.6
2262     elif
2263         cat > $TMPC <<EOF &&
2264 #include <xenctrl.h>
2265 #include <xenstore.h>
2266 #include <stdint.h>
2267 #include <xen/hvm/hvm_info_table.h>
2268 #if !defined(HVM_MAX_VCPUS)
2269 # error HVM_MAX_VCPUS not defined
2270 #endif
2271 int main(void) {
2272   xc_interface *xc;
2273   xs_daemon_open();
2274   xc = xc_interface_open(0, 0, 0);
2275   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2276   xc_gnttab_open(NULL, 0);
2277   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2278   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2279   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2280   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2281   return 0;
2282 }
2283 EOF
2284         compile_prog "" "$xen_libs"
2285       then
2286       xen_ctrl_version=40600
2287       xen=yes
2288
2289     # Xen 4.5
2290     elif
2291         cat > $TMPC <<EOF &&
2292 #include <xenctrl.h>
2293 #include <xenstore.h>
2294 #include <stdint.h>
2295 #include <xen/hvm/hvm_info_table.h>
2296 #if !defined(HVM_MAX_VCPUS)
2297 # error HVM_MAX_VCPUS not defined
2298 #endif
2299 int main(void) {
2300   xc_interface *xc;
2301   xs_daemon_open();
2302   xc = xc_interface_open(0, 0, 0);
2303   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2304   xc_gnttab_open(NULL, 0);
2305   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2306   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2307   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2308   return 0;
2309 }
2310 EOF
2311         compile_prog "" "$xen_libs"
2312       then
2313       xen_ctrl_version=40500
2314       xen=yes
2315
2316     elif
2317         cat > $TMPC <<EOF &&
2318 #include <xenctrl.h>
2319 #include <xenstore.h>
2320 #include <stdint.h>
2321 #include <xen/hvm/hvm_info_table.h>
2322 #if !defined(HVM_MAX_VCPUS)
2323 # error HVM_MAX_VCPUS not defined
2324 #endif
2325 int main(void) {
2326   xc_interface *xc;
2327   xs_daemon_open();
2328   xc = xc_interface_open(0, 0, 0);
2329   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2330   xc_gnttab_open(NULL, 0);
2331   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2332   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2333   return 0;
2334 }
2335 EOF
2336         compile_prog "" "$xen_libs"
2337       then
2338       xen_ctrl_version=40200
2339       xen=yes
2340
2341     else
2342       if test "$xen" = "yes" ; then
2343         feature_not_found "xen (unsupported version)" \
2344                           "Install a supported xen (xen 4.2 or newer)"
2345       fi
2346       xen=no
2347     fi
2348
2349     if test "$xen" = yes; then
2350       if test $xen_ctrl_version -ge 40701  ; then
2351         libs_softmmu="$xen_stable_libs $libs_softmmu"
2352       fi
2353       libs_softmmu="$xen_libs $libs_softmmu"
2354     fi
2355   fi
2356 fi
2357
2358 if test "$xen_pci_passthrough" != "no"; then
2359   if test "$xen" = "yes" && test "$linux" = "yes"; then
2360     xen_pci_passthrough=yes
2361   else
2362     if test "$xen_pci_passthrough" = "yes"; then
2363       error_exit "User requested feature Xen PCI Passthrough" \
2364           " but this feature requires /sys from Linux"
2365     fi
2366     xen_pci_passthrough=no
2367   fi
2368 fi
2369
2370 if test "$xen_pv_domain_build" = "yes" &&
2371    test "$xen" != "yes"; then
2372     error_exit "User requested Xen PV domain builder support" \
2373                "which requires Xen support."
2374 fi
2375
2376 ##########################################
2377 # Sparse probe
2378 if test "$sparse" != "no" ; then
2379   if has cgcc; then
2380     sparse=yes
2381   else
2382     if test "$sparse" = "yes" ; then
2383       feature_not_found "sparse" "Install sparse binary"
2384     fi
2385     sparse=no
2386   fi
2387 fi
2388
2389 ##########################################
2390 # X11 probe
2391 x11_cflags=
2392 x11_libs=-lX11
2393 if $pkg_config --exists "x11"; then
2394     x11_cflags=$($pkg_config --cflags x11)
2395     x11_libs=$($pkg_config --libs x11)
2396 fi
2397
2398 ##########################################
2399 # GTK probe
2400
2401 if test "$gtkabi" = ""; then
2402     # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2403     # Use 2.0 as a fallback if that is available.
2404     if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2405         gtkabi=3.0
2406     elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2407         gtkabi=2.0
2408     else
2409         gtkabi=3.0
2410     fi
2411 fi
2412
2413 if test "$gtk" != "no"; then
2414     gtkpackage="gtk+-$gtkabi"
2415     gtkx11package="gtk+-x11-$gtkabi"
2416     if test "$gtkabi" = "3.0" ; then
2417       gtkversion="3.0.0"
2418     else
2419       gtkversion="2.18.0"
2420     fi
2421     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2422         gtk_cflags=$($pkg_config --cflags $gtkpackage)
2423         gtk_libs=$($pkg_config --libs $gtkpackage)
2424         gtk_version=$($pkg_config --modversion $gtkpackage)
2425         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2426             gtk_cflags="$gtk_cflags $x11_cflags"
2427             gtk_libs="$gtk_libs $x11_libs"
2428         fi
2429         libs_softmmu="$gtk_libs $libs_softmmu"
2430         gtk="yes"
2431     elif test "$gtk" = "yes"; then
2432         feature_not_found "gtk" "Install gtk3-devel"
2433     else
2434         gtk="no"
2435     fi
2436 fi
2437
2438
2439 ##########################################
2440 # GNUTLS probe
2441
2442 gnutls_works() {
2443     # Unfortunately some distros have bad pkg-config information for gnutls
2444     # such that it claims to exist but you get a compiler error if you try
2445     # to use the options returned by --libs. Specifically, Ubuntu for --static
2446     # builds doesn't work:
2447     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2448     #
2449     # So sanity check the cflags/libs before assuming gnutls can be used.
2450     if ! $pkg_config --exists "gnutls"; then
2451         return 1
2452     fi
2453
2454     write_c_skeleton
2455     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2456 }
2457
2458 gnutls_gcrypt=no
2459 gnutls_nettle=no
2460 if test "$gnutls" != "no"; then
2461     if gnutls_works; then
2462         gnutls_cflags=$($pkg_config --cflags gnutls)
2463         gnutls_libs=$($pkg_config --libs gnutls)
2464         libs_softmmu="$gnutls_libs $libs_softmmu"
2465         libs_tools="$gnutls_libs $libs_tools"
2466         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2467         gnutls="yes"
2468
2469         # gnutls_rnd requires >= 2.11.0
2470         if $pkg_config --exists "gnutls >= 2.11.0"; then
2471             gnutls_rnd="yes"
2472         else
2473             gnutls_rnd="no"
2474         fi
2475
2476         if $pkg_config --exists 'gnutls >= 3.0'; then
2477             gnutls_gcrypt=no
2478             gnutls_nettle=yes
2479         elif $pkg_config --exists 'gnutls >= 2.12'; then
2480             case $($pkg_config --libs --static gnutls) in
2481                 *gcrypt*)
2482                     gnutls_gcrypt=yes
2483                     gnutls_nettle=no
2484                     ;;
2485                 *nettle*)
2486                     gnutls_gcrypt=no
2487                     gnutls_nettle=yes
2488                     ;;
2489                 *)
2490                     gnutls_gcrypt=yes
2491                     gnutls_nettle=no
2492                     ;;
2493             esac
2494         else
2495             gnutls_gcrypt=yes
2496             gnutls_nettle=no
2497         fi
2498     elif test "$gnutls" = "yes"; then
2499         feature_not_found "gnutls" "Install gnutls devel"
2500     else
2501         gnutls="no"
2502         gnutls_rnd="no"
2503     fi
2504 else
2505     gnutls_rnd="no"
2506 fi
2507
2508
2509 # If user didn't give a --disable/enable-gcrypt flag,
2510 # then mark as disabled if user requested nettle
2511 # explicitly, or if gnutls links to nettle
2512 if test -z "$gcrypt"
2513 then
2514     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2515     then
2516         gcrypt="no"
2517     fi
2518 fi
2519
2520 # If user didn't give a --disable/enable-nettle flag,
2521 # then mark as disabled if user requested gcrypt
2522 # explicitly, or if gnutls links to gcrypt
2523 if test -z "$nettle"
2524 then
2525     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2526     then
2527         nettle="no"
2528     fi
2529 fi
2530
2531 has_libgcrypt_config() {
2532     if ! has "libgcrypt-config"
2533     then
2534         return 1
2535     fi
2536
2537     if test -n "$cross_prefix"
2538     then
2539         host=$(libgcrypt-config --host)
2540         if test "$host-" != $cross_prefix
2541         then
2542             return 1
2543         fi
2544     fi
2545
2546     return 0
2547 }
2548
2549 if test "$gcrypt" != "no"; then
2550     if has_libgcrypt_config; then
2551         gcrypt_cflags=$(libgcrypt-config --cflags)
2552         gcrypt_libs=$(libgcrypt-config --libs)
2553         # Debian has remove -lgpg-error from libgcrypt-config
2554         # as it "spreads unnecessary dependencies" which in
2555         # turn breaks static builds...
2556         if test "$static" = "yes"
2557         then
2558             gcrypt_libs="$gcrypt_libs -lgpg-error"
2559         fi
2560         libs_softmmu="$gcrypt_libs $libs_softmmu"
2561         libs_tools="$gcrypt_libs $libs_tools"
2562         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2563         gcrypt="yes"
2564         if test -z "$nettle"; then
2565            nettle="no"
2566         fi
2567
2568         cat > $TMPC << EOF
2569 #include <gcrypt.h>
2570 int main(void) {
2571   gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2572                   GCRY_MD_SHA256,
2573                   NULL, 0, 0, 0, NULL);
2574  return 0;
2575 }
2576 EOF
2577         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2578             gcrypt_kdf=yes
2579         fi
2580
2581         cat > $TMPC << EOF
2582 #include <gcrypt.h>
2583 int main(void) {
2584   gcry_mac_hd_t handle;
2585   gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2586                 GCRY_MAC_FLAG_SECURE, NULL);
2587   return 0;
2588 }
2589 EOF
2590         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2591             gcrypt_hmac=yes
2592         fi
2593     else
2594         if test "$gcrypt" = "yes"; then
2595             feature_not_found "gcrypt" "Install gcrypt devel"
2596         else
2597             gcrypt="no"
2598         fi
2599     fi
2600 fi
2601
2602
2603 if test "$nettle" != "no"; then
2604     if $pkg_config --exists "nettle"; then
2605         nettle_cflags=$($pkg_config --cflags nettle)
2606         nettle_libs=$($pkg_config --libs nettle)
2607         nettle_version=$($pkg_config --modversion nettle)
2608         libs_softmmu="$nettle_libs $libs_softmmu"
2609         libs_tools="$nettle_libs $libs_tools"
2610         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2611         nettle="yes"
2612
2613         cat > $TMPC << EOF
2614 #include <stddef.h>
2615 #include <nettle/pbkdf2.h>
2616 int main(void) {
2617      pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2618      return 0;
2619 }
2620 EOF
2621         if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2622             nettle_kdf=yes
2623         fi
2624     else
2625         if test "$nettle" = "yes"; then
2626             feature_not_found "nettle" "Install nettle devel"
2627         else
2628             nettle="no"
2629         fi
2630     fi
2631 fi
2632
2633 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2634 then
2635     error_exit "Only one of gcrypt & nettle can be enabled"
2636 fi
2637
2638 ##########################################
2639 # libtasn1 - only for the TLS creds/session test suite
2640
2641 tasn1=yes
2642 tasn1_cflags=""
2643 tasn1_libs=""
2644 if $pkg_config --exists "libtasn1"; then
2645     tasn1_cflags=$($pkg_config --cflags libtasn1)
2646     tasn1_libs=$($pkg_config --libs libtasn1)
2647 else
2648     tasn1=no
2649 fi
2650
2651
2652 ##########################################
2653 # getifaddrs (for tests/test-io-channel-socket )
2654
2655 have_ifaddrs_h=yes
2656 if ! check_include "ifaddrs.h" ; then
2657   have_ifaddrs_h=no
2658 fi
2659
2660 ##########################################
2661 # VTE probe
2662
2663 if test "$vte" != "no"; then
2664     if test "$gtkabi" = "3.0"; then
2665       vteminversion="0.32.0"
2666       if $pkg_config --exists "vte-2.91"; then
2667         vtepackage="vte-2.91"
2668       else
2669         vtepackage="vte-2.90"
2670       fi
2671     else
2672       vtepackage="vte"
2673       vteminversion="0.24.0"
2674     fi
2675     if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2676         vte_cflags=$($pkg_config --cflags $vtepackage)
2677         vte_libs=$($pkg_config --libs $vtepackage)
2678         vteversion=$($pkg_config --modversion $vtepackage)
2679         libs_softmmu="$vte_libs $libs_softmmu"
2680         vte="yes"
2681     elif test "$vte" = "yes"; then
2682         if test "$gtkabi" = "3.0"; then
2683             feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2684         else
2685             feature_not_found "vte" "Install libvte devel"
2686         fi
2687     else
2688         vte="no"
2689     fi
2690 fi
2691
2692 ##########################################
2693 # SDL probe
2694
2695 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2696 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2697
2698 if test "$sdlabi" = ""; then
2699     if $pkg_config --exists "sdl2"; then
2700         sdlabi=2.0
2701     elif $pkg_config --exists "sdl"; then
2702         sdlabi=1.2
2703     else
2704         sdlabi=2.0
2705     fi
2706 fi
2707
2708 if test $sdlabi = "2.0"; then
2709     sdl_config=$sdl2_config
2710     sdlname=sdl2
2711     sdlconfigname=sdl2_config
2712 elif test $sdlabi = "1.2"; then
2713     sdlname=sdl
2714     sdlconfigname=sdl_config
2715 else
2716     error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2717 fi
2718
2719 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2720   sdl_config=$sdlconfigname
2721 fi
2722
2723 if $pkg_config $sdlname --exists; then
2724   sdlconfig="$pkg_config $sdlname"
2725   sdlversion=$($sdlconfig --modversion 2>/dev/null)
2726 elif has ${sdl_config}; then
2727   sdlconfig="$sdl_config"
2728   sdlversion=$($sdlconfig --version)
2729 else
2730   if test "$sdl" = "yes" ; then
2731     feature_not_found "sdl" "Install SDL2-devel"
2732   fi
2733   sdl=no
2734 fi
2735 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2736   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2737 fi
2738
2739 sdl_too_old=no
2740 if test "$sdl" != "no" ; then
2741   cat > $TMPC << EOF
2742 #include <SDL.h>
2743 #undef main /* We don't want SDL to override our main() */
2744 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2745 EOF
2746   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2747   if test "$static" = "yes" ; then
2748     if $pkg_config $sdlname --exists; then
2749       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2750     else
2751       sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2752     fi
2753   else
2754     sdl_libs=$($sdlconfig --libs 2>/dev/null)
2755   fi
2756   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2757     if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2758       sdl_too_old=yes
2759     else
2760       sdl=yes
2761     fi
2762
2763     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2764     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2765       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2766          sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2767          sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2768       fi
2769       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2770         :
2771       else
2772         sdl=no
2773       fi
2774     fi # static link
2775   else # sdl not found
2776     if test "$sdl" = "yes" ; then
2777       feature_not_found "sdl" "Install SDL devel"
2778     fi
2779     sdl=no
2780   fi # sdl compile test
2781 fi
2782
2783 if test "$sdl" = "yes" ; then
2784   cat > $TMPC <<EOF
2785 #include <SDL.h>
2786 #if defined(SDL_VIDEO_DRIVER_X11)
2787 #include <X11/XKBlib.h>
2788 #else
2789 #error No x11 support
2790 #endif
2791 int main(void) { return 0; }
2792 EOF
2793   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2794     sdl_cflags="$sdl_cflags $x11_cflags"
2795     sdl_libs="$sdl_libs $x11_libs"
2796   fi
2797 fi
2798
2799 ##########################################
2800 # RDMA needs OpenFabrics libraries
2801 if test "$rdma" != "no" ; then
2802   cat > $TMPC <<EOF
2803 #include <rdma/rdma_cma.h>
2804 int main(void) { return 0; }
2805 EOF
2806   rdma_libs="-lrdmacm -libverbs"
2807   if compile_prog "" "$rdma_libs" ; then
2808     rdma="yes"
2809   else
2810     if test "$rdma" = "yes" ; then
2811         error_exit \
2812             " OpenFabrics librdmacm/libibverbs not present." \
2813             " Your options:" \
2814             "  (1) Fast: Install infiniband packages from your distro." \
2815             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2816             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2817     fi
2818     rdma="no"
2819   fi
2820 fi
2821
2822
2823 ##########################################
2824 # VNC SASL detection
2825 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2826   cat > $TMPC <<EOF
2827 #include <sasl/sasl.h>
2828 #include <stdio.h>
2829 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2830 EOF
2831   # Assuming Cyrus-SASL installed in /usr prefix
2832   vnc_sasl_cflags=""
2833   vnc_sasl_libs="-lsasl2"
2834   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2835     vnc_sasl=yes
2836     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2837     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2838   else
2839     if test "$vnc_sasl" = "yes" ; then
2840       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2841     fi
2842     vnc_sasl=no
2843   fi
2844 fi
2845
2846 ##########################################
2847 # VNC JPEG detection
2848 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2849 cat > $TMPC <<EOF
2850 #include <stdio.h>
2851 #include <jpeglib.h>
2852 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2853 EOF
2854     vnc_jpeg_cflags=""
2855     vnc_jpeg_libs="-ljpeg"
2856   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2857     vnc_jpeg=yes
2858     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2859     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2860   else
2861     if test "$vnc_jpeg" = "yes" ; then
2862       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2863     fi
2864     vnc_jpeg=no
2865   fi
2866 fi
2867
2868 ##########################################
2869 # VNC PNG detection
2870 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2871 cat > $TMPC <<EOF
2872 //#include <stdio.h>
2873 #include <png.h>
2874 #include <stddef.h>
2875 int main(void) {
2876     png_structp png_ptr;
2877     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2878     return png_ptr != 0;
2879 }
2880 EOF
2881   if $pkg_config libpng --exists; then
2882     vnc_png_cflags=$($pkg_config libpng --cflags)
2883     vnc_png_libs=$($pkg_config libpng --libs)
2884   else
2885     vnc_png_cflags=""
2886     vnc_png_libs="-lpng"
2887   fi
2888   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2889     vnc_png=yes
2890     libs_softmmu="$vnc_png_libs $libs_softmmu"
2891     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2892   else
2893     if test "$vnc_png" = "yes" ; then
2894       feature_not_found "vnc-png" "Install libpng devel"
2895     fi
2896     vnc_png=no
2897   fi
2898 fi
2899
2900 ##########################################
2901 # fnmatch() probe, used for ACL routines
2902 fnmatch="no"
2903 cat > $TMPC << EOF
2904 #include <fnmatch.h>
2905 int main(void)
2906 {
2907     fnmatch("foo", "foo", 0);
2908     return 0;
2909 }
2910 EOF
2911 if compile_prog "" "" ; then
2912    fnmatch="yes"
2913 fi
2914
2915 ##########################################
2916 # xfsctl() probe, used for file-posix.c
2917 if test "$xfs" != "no" ; then
2918   cat > $TMPC << EOF
2919 #include <stddef.h>  /* NULL */
2920 #include <xfs/xfs.h>
2921 int main(void)
2922 {
2923     xfsctl(NULL, 0, 0, NULL);
2924     return 0;
2925 }
2926 EOF
2927   if compile_prog "" "" ; then
2928     xfs="yes"
2929   else
2930     if test "$xfs" = "yes" ; then
2931       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2932     fi
2933     xfs=no
2934   fi
2935 fi
2936
2937 ##########################################
2938 # vde libraries probe
2939 if test "$vde" != "no" ; then
2940   vde_libs="-lvdeplug"
2941   cat > $TMPC << EOF
2942 #include <libvdeplug.h>
2943 int main(void)
2944 {
2945     struct vde_open_args a = {0, 0, 0};
2946     char s[] = "";
2947     vde_open(s, s, &a);
2948     return 0;
2949 }
2950 EOF
2951   if compile_prog "" "$vde_libs" ; then
2952     vde=yes
2953   else
2954     if test "$vde" = "yes" ; then
2955       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2956     fi
2957     vde=no
2958   fi
2959 fi
2960
2961 ##########################################
2962 # netmap support probe
2963 # Apart from looking for netmap headers, we make sure that the host API version
2964 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2965 # a minor/major version number. Minor new features will be marked with values up
2966 # to 15, and if something happens that requires a change to the backend we will
2967 # move above 15, submit the backend fixes and modify this two bounds.
2968 if test "$netmap" != "no" ; then
2969   cat > $TMPC << EOF
2970 #include <inttypes.h>
2971 #include <net/if.h>
2972 #include <net/netmap.h>
2973 #include <net/netmap_user.h>
2974 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2975 #error
2976 #endif
2977 int main(void) { return 0; }
2978 EOF
2979   if compile_prog "" "" ; then
2980     netmap=yes
2981   else
2982     if test "$netmap" = "yes" ; then
2983       feature_not_found "netmap"
2984     fi
2985     netmap=no
2986   fi
2987 fi
2988
2989 ##########################################
2990 # libcap-ng library probe
2991 if test "$cap_ng" != "no" ; then
2992   cap_libs="-lcap-ng"
2993   cat > $TMPC << EOF
2994 #include <cap-ng.h>
2995 int main(void)
2996 {
2997     capng_capability_to_name(CAPNG_EFFECTIVE);
2998     return 0;
2999 }
3000 EOF
3001   if compile_prog "" "$cap_libs" ; then
3002     cap_ng=yes
3003     libs_tools="$cap_libs $libs_tools"
3004   else
3005     if test "$cap_ng" = "yes" ; then
3006       feature_not_found "cap_ng" "Install libcap-ng devel"
3007     fi
3008     cap_ng=no
3009   fi
3010 fi
3011
3012 ##########################################
3013 # Sound support libraries probe
3014
3015 audio_drv_probe()
3016 {
3017     drv=$1
3018     hdr=$2
3019     lib=$3
3020     exp=$4
3021     cfl=$5
3022         cat > $TMPC << EOF
3023 #include <$hdr>
3024 int main(void) { $exp }
3025 EOF
3026     if compile_prog "$cfl" "$lib" ; then
3027         :
3028     else
3029         error_exit "$drv check failed" \
3030             "Make sure to have the $drv libs and headers installed."
3031     fi
3032 }
3033
3034 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3035 for drv in $audio_drv_list; do
3036     case $drv in
3037     alsa)
3038     audio_drv_probe $drv alsa/asoundlib.h -lasound \
3039         "return snd_pcm_close((snd_pcm_t *)0);"
3040     alsa_libs="-lasound"
3041     ;;
3042
3043     pa)
3044     audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3045         "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3046     pulse_libs="-lpulse"
3047     audio_pt_int="yes"
3048     ;;
3049
3050     sdl)
3051     if test "$sdl" = "no"; then
3052         error_exit "sdl not found or disabled, can not use sdl audio driver"
3053     fi
3054     ;;
3055
3056     coreaudio)
3057       coreaudio_libs="-framework CoreAudio"
3058     ;;
3059
3060     dsound)
3061       dsound_libs="-lole32 -ldxguid"
3062       audio_win_int="yes"
3063     ;;
3064
3065     oss)
3066       oss_libs="$oss_lib"
3067     ;;
3068
3069     wav)
3070     # XXX: Probes for CoreAudio, DirectSound
3071     ;;
3072
3073     *)
3074     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3075         error_exit "Unknown driver '$drv' selected" \
3076             "Possible drivers are: $audio_possible_drivers"
3077     }
3078     ;;
3079     esac
3080 done
3081
3082 ##########################################
3083 # BrlAPI probe
3084
3085 if test "$brlapi" != "no" ; then
3086   brlapi_libs="-lbrlapi"
3087   cat > $TMPC << EOF
3088 #include <brlapi.h>
3089 #include <stddef.h>
3090 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3091 EOF
3092   if compile_prog "" "$brlapi_libs" ; then
3093     brlapi=yes
3094   else
3095     if test "$brlapi" = "yes" ; then
3096       feature_not_found "brlapi" "Install brlapi devel"
3097     fi
3098     brlapi=no
3099   fi
3100 fi
3101
3102 ##########################################
3103 # curses probe
3104 if test "$curses" != "no" ; then
3105   if test "$mingw32" = "yes" ; then
3106     curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3107     curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3108   else
3109     curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3110     curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3111   fi
3112   curses_found=no
3113   cat > $TMPC << EOF
3114 #include <locale.h>
3115 #include <curses.h>
3116 #include <wchar.h>
3117 int main(void) {
3118   wchar_t wch = L'w';
3119   setlocale(LC_ALL, "");
3120   resize_term(0, 0);
3121   addwstr(L"wide chars\n");
3122   addnwstr(&wch, 1);
3123   add_wch(WACS_DEGREE);
3124   return 0;
3125 }
3126 EOF
3127   IFS=:
3128   for curses_inc in $curses_inc_list; do
3129     # Make sure we get the wide character prototypes
3130     curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3131     IFS=:
3132     for curses_lib in $curses_lib_list; do
3133       unset IFS
3134       if compile_prog "$curses_inc" "$curses_lib" ; then
3135         curses_found=yes
3136         QEMU_CFLAGS="$curses_inc $QEMU_CFLAGS"
3137         libs_softmmu="$curses_lib $libs_softmmu"
3138         break
3139       fi
3140     done
3141     if test "$curses_found" = yes ; then
3142       break
3143     fi
3144   done
3145   unset IFS
3146   if test "$curses_found" = "yes" ; then
3147     curses=yes
3148   else
3149     if test "$curses" = "yes" ; then
3150       feature_not_found "curses" "Install ncurses devel"
3151     fi
3152     curses=no
3153   fi
3154 fi
3155
3156 ##########################################
3157 # curl probe
3158 if test "$curl" != "no" ; then
3159   if $pkg_config libcurl --exists; then
3160     curlconfig="$pkg_config libcurl"
3161   else
3162     curlconfig=curl-config
3163   fi
3164   cat > $TMPC << EOF
3165 #include <curl/curl.h>
3166 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3167 EOF
3168   curl_cflags=$($curlconfig --cflags 2>/dev/null)
3169   curl_libs=$($curlconfig --libs 2>/dev/null)
3170   if compile_prog "$curl_cflags" "$curl_libs" ; then
3171     curl=yes
3172   else
3173     if test "$curl" = "yes" ; then
3174       feature_not_found "curl" "Install libcurl devel"
3175     fi
3176     curl=no
3177   fi
3178 fi # test "$curl"
3179
3180 ##########################################
3181 # bluez support probe
3182 if test "$bluez" != "no" ; then
3183   cat > $TMPC << EOF
3184 #include <bluetooth/bluetooth.h>
3185 int main(void) { return bt_error(0); }
3186 EOF
3187   bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3188   bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3189   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3190     bluez=yes
3191     libs_softmmu="$bluez_libs $libs_softmmu"
3192   else
3193     if test "$bluez" = "yes" ; then
3194       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3195     fi
3196     bluez="no"
3197   fi
3198 fi
3199
3200 ##########################################
3201 # glib support probe
3202
3203 if test "$mingw32" = yes; then
3204     glib_req_ver=2.30
3205 else
3206     glib_req_ver=2.22
3207 fi
3208 glib_modules=gthread-2.0
3209 if test "$modules" = yes; then
3210     glib_modules="$glib_modules gmodule-2.0"
3211 fi
3212
3213 # This workaround is required due to a bug in pkg-config file for glib as it
3214 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3215
3216 if test "$static" = yes -a "$mingw32" = yes; then
3217     QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3218 fi
3219
3220 for i in $glib_modules; do
3221     if $pkg_config --atleast-version=$glib_req_ver $i; then
3222         glib_cflags=$($pkg_config --cflags $i)
3223         glib_libs=$($pkg_config --libs $i)
3224         QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3225         LIBS="$glib_libs $LIBS"
3226         libs_qga="$glib_libs $libs_qga"
3227     else
3228         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3229     fi
3230 done
3231
3232 # Sanity check that the current size_t matches the
3233 # size that glib thinks it should be. This catches
3234 # problems on multi-arch where people try to build
3235 # 32-bit QEMU while pointing at 64-bit glib headers
3236 cat > $TMPC <<EOF
3237 #include <glib.h>
3238 #include <unistd.h>
3239
3240 #define QEMU_BUILD_BUG_ON(x) \
3241   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3242
3243 int main(void) {
3244    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3245    return 0;
3246 }
3247 EOF
3248
3249 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3250     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3251                "You probably need to set PKG_CONFIG_LIBDIR"\
3252                "to point to the right pkg-config files for your"\
3253                "build target"
3254 fi
3255
3256 # g_test_trap_subprocess added in 2.38. Used by some tests.
3257 glib_subprocess=yes
3258 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3259     glib_subprocess=no
3260 fi
3261
3262 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3263 cat > $TMPC << EOF
3264 #include <glib.h>
3265 int main(void) { return 0; }
3266 EOF
3267 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3268     if cc_has_warning_flag "-Wno-unknown-attributes"; then
3269         glib_cflags="-Wno-unknown-attributes $glib_cflags"
3270         CFLAGS="-Wno-unknown-attributes $CFLAGS"
3271     fi
3272 fi
3273
3274 ##########################################
3275 # SHA command probe for modules
3276 if test "$modules" = yes; then
3277     shacmd_probe="sha1sum sha1 shasum"
3278     for c in $shacmd_probe; do
3279         if has $c; then
3280             shacmd="$c"
3281             break
3282         fi
3283     done
3284     if test "$shacmd" = ""; then
3285         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3286     fi
3287 fi
3288
3289 ##########################################
3290 # pixman support probe
3291
3292 if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3293   pixman_cflags=
3294   pixman_libs=
3295 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3296   pixman_cflags=$($pkg_config --cflags pixman-1)
3297   pixman_libs=$($pkg_config --libs pixman-1)
3298 else
3299   error_exit "pixman >= 0.21.8 not present." \
3300       "Please install the pixman devel package."
3301 fi
3302
3303 ##########################################
3304 # libmpathpersist probe
3305
3306 if test "$mpath" != "no" ; then
3307   cat > $TMPC <<EOF
3308 #include <libudev.h>
3309 #include <mpath_persist.h>
3310 unsigned mpath_mx_alloc_len = 1024;
3311 int logsink;
3312 int main(void) {
3313     struct udev *udev = udev_new();
3314     mpath_lib_init(udev);
3315     return 0;
3316 }
3317 EOF
3318   if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3319     mpathpersist=yes
3320   else
3321     mpathpersist=no
3322   fi
3323 else
3324   mpathpersist=no
3325 fi
3326
3327 ##########################################
3328 # libcap probe
3329
3330 if test "$cap" != "no" ; then
3331   cat > $TMPC <<EOF
3332 #include <stdio.h>
3333 #include <sys/capability.h>
3334 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3335 EOF
3336   if compile_prog "" "-lcap" ; then
3337     cap=yes
3338   else
3339     cap=no
3340   fi
3341 fi
3342
3343 ##########################################
3344 # pthread probe
3345 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3346
3347 pthread=no
3348 cat > $TMPC << EOF
3349 #include <pthread.h>
3350 static void *f(void *p) { return NULL; }
3351 int main(void) {
3352   pthread_t thread;
3353   pthread_create(&thread, 0, f, 0);
3354   return 0;
3355 }
3356 EOF
3357 if compile_prog "" "" ; then
3358   pthread=yes
3359 else
3360   for pthread_lib in $PTHREADLIBS_LIST; do
3361     if compile_prog "" "$pthread_lib" ; then
3362       pthread=yes
3363       found=no
3364       for lib_entry in $LIBS; do
3365         if test "$lib_entry" = "$pthread_lib"; then
3366           found=yes
3367           break
3368         fi
3369       done
3370       if test "$found" = "no"; then
3371         LIBS="$pthread_lib $LIBS"
3372       fi
3373       PTHREAD_LIB="$pthread_lib"
3374       break
3375     fi
3376   done
3377 fi
3378
3379 if test "$mingw32" != yes -a "$pthread" = no; then
3380   error_exit "pthread check failed" \
3381       "Make sure to have the pthread libs and headers installed."
3382 fi
3383
3384 # check for pthread_setname_np
3385 pthread_setname_np=no
3386 cat > $TMPC << EOF
3387 #include <pthread.h>
3388
3389 static void *f(void *p) { return NULL; }
3390 int main(void)
3391 {
3392     pthread_t thread;
3393     pthread_create(&thread, 0, f, 0);
3394     pthread_setname_np(thread, "QEMU");
3395     return 0;
3396 }
3397 EOF
3398 if compile_prog "" "$pthread_lib" ; then
3399   pthread_setname_np=yes
3400 fi
3401
3402 ##########################################
3403 # rbd probe
3404 if test "$rbd" != "no" ; then
3405   cat > $TMPC <<EOF
3406 #include <stdio.h>
3407 #include <rbd/librbd.h>
3408 int main(void) {
3409     rados_t cluster;
3410     rados_create(&cluster, NULL);
3411     return 0;
3412 }
3413 EOF
3414   rbd_libs="-lrbd -lrados"
3415   if compile_prog "" "$rbd_libs" ; then
3416     rbd=yes
3417   else
3418     if test "$rbd" = "yes" ; then
3419       feature_not_found "rados block device" "Install librbd/ceph devel"
3420     fi
3421     rbd=no
3422   fi
3423 fi
3424
3425 ##########################################
3426 # libssh2 probe
3427 min_libssh2_version=1.2.8
3428 if test "$libssh2" != "no" ; then
3429   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3430     libssh2_cflags=$($pkg_config libssh2 --cflags)
3431     libssh2_libs=$($pkg_config libssh2 --libs)
3432     libssh2=yes
3433   else
3434     if test "$libssh2" = "yes" ; then
3435       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3436     fi
3437     libssh2=no
3438   fi
3439 fi
3440
3441 ##########################################
3442 # libssh2_sftp_fsync probe
3443
3444 if test "$libssh2" = "yes"; then
3445   cat > $TMPC <<EOF
3446 #include <stdio.h>
3447 #include <libssh2.h>
3448 #include <libssh2_sftp.h>
3449 int main(void) {
3450     LIBSSH2_SESSION *session;
3451     LIBSSH2_SFTP *sftp;
3452     LIBSSH2_SFTP_HANDLE *sftp_handle;
3453     session = libssh2_session_init ();
3454     sftp = libssh2_sftp_init (session);
3455     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3456     libssh2_sftp_fsync (sftp_handle);
3457     return 0;
3458 }
3459 EOF
3460   # libssh2_cflags/libssh2_libs defined in previous test.
3461   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3462     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3463   fi
3464 fi
3465
3466 ##########################################
3467 # linux-aio probe
3468
3469 if test "$linux_aio" != "no" ; then
3470   cat > $TMPC <<EOF
3471 #include <libaio.h>
3472 #include <sys/eventfd.h>
3473 #include <stddef.h>
3474 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3475 EOF
3476   if compile_prog "" "-laio" ; then
3477     linux_aio=yes
3478   else
3479     if test "$linux_aio" = "yes" ; then
3480       feature_not_found "linux AIO" "Install libaio devel"
3481     fi
3482     linux_aio=no
3483   fi
3484 fi
3485
3486 ##########################################
3487 # TPM passthrough is only on x86 Linux
3488
3489 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3490   tpm_passthrough=$tpm
3491 else
3492   tpm_passthrough=no
3493 fi
3494
3495 ##########################################
3496 # attr probe
3497
3498 if test "$attr" != "no" ; then
3499   cat > $TMPC <<EOF
3500 #include <stdio.h>
3501 #include <sys/types.h>
3502 #ifdef CONFIG_LIBATTR
3503 #include <attr/xattr.h>
3504 #else
3505 #include <sys/xattr.h>
3506 #endif
3507 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3508 EOF
3509   if compile_prog "" "" ; then
3510     attr=yes
3511   # Older distros have <attr/xattr.h>, and need -lattr:
3512   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3513     attr=yes
3514     LIBS="-lattr $LIBS"
3515     libattr=yes
3516   else
3517     if test "$attr" = "yes" ; then
3518       feature_not_found "ATTR" "Install libc6 or libattr devel"
3519     fi
3520     attr=no
3521   fi
3522 fi
3523
3524 ##########################################
3525 # iovec probe
3526 cat > $TMPC <<EOF
3527 #include <sys/types.h>
3528 #include <sys/uio.h>
3529 #include <unistd.h>
3530 int main(void) { return sizeof(struct iovec); }
3531 EOF
3532 iovec=no
3533 if compile_prog "" "" ; then
3534   iovec=yes
3535 fi
3536
3537 ##########################################
3538 # preadv probe
3539 cat > $TMPC <<EOF
3540 #include <sys/types.h>
3541 #include <sys/uio.h>
3542 #include <unistd.h>
3543 int main(void) { return preadv(0, 0, 0, 0); }
3544 EOF
3545 preadv=no
3546 if compile_prog "" "" ; then
3547   preadv=yes
3548 fi
3549
3550 ##########################################
3551 # fdt probe
3552 # fdt support is mandatory for at least some target architectures,
3553 # so insist on it if we're building those system emulators.
3554 fdt_required=no
3555 for target in $target_list; do
3556   case $target in
3557     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3558       fdt_required=yes
3559     ;;
3560   esac
3561 done
3562
3563 if test "$fdt_required" = "yes"; then
3564   if test "$fdt" = "no"; then
3565     error_exit "fdt disabled but some requested targets require it." \
3566       "You can turn off fdt only if you also disable all the system emulation" \
3567       "targets which need it (by specifying a cut down --target-list)."
3568   fi
3569   fdt=yes
3570 fi
3571
3572 if test "$fdt" != "no" ; then
3573   fdt_libs="-lfdt"
3574   # explicitly check for libfdt_env.h as it is missing in some stable installs
3575   # and test for required functions to make sure we are on a version >= 1.4.2
3576   cat > $TMPC << EOF
3577 #include <libfdt.h>
3578 #include <libfdt_env.h>
3579 int main(void) { fdt_first_subnode(0, 0); return 0; }
3580 EOF
3581   if compile_prog "" "$fdt_libs" ; then
3582     # system DTC is good - use it
3583     fdt=yes
3584   elif test -d ${source_path}/dtc/libfdt ; then
3585     # have submodule DTC - use it
3586     fdt=yes
3587     dtc_internal="yes"
3588     mkdir -p dtc
3589     if [ "$pwd_is_source_path" != "y" ] ; then
3590        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3591        symlink "$source_path/dtc/scripts" "dtc/scripts"
3592     fi
3593     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3594     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3595   elif test "$fdt" = "yes" ; then
3596     # have neither and want - prompt for system/submodule install
3597     error_exit "DTC (libfdt) version >= 1.4.2 not present. Your options:" \
3598         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3599         "  (2) Fetch the DTC submodule, using:" \
3600         "      git submodule update --init dtc"
3601   else
3602     # don't have and don't want
3603     fdt_libs=
3604     fdt=no
3605   fi
3606 fi
3607
3608 libs_softmmu="$libs_softmmu $fdt_libs"
3609
3610 ##########################################
3611 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3612
3613 if test "$opengl" != "no" ; then
3614   opengl_pkgs="epoxy libdrm gbm"
3615   if $pkg_config $opengl_pkgs x11; then
3616     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3617     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3618     opengl=yes
3619     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3620         gtk_gl="yes"
3621     fi
3622     QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3623   else
3624     if test "$opengl" = "yes" ; then
3625       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3626     fi
3627     opengl_cflags=""
3628     opengl_libs=""
3629     opengl=no
3630   fi
3631 fi
3632
3633 if test "$opengl" = "yes"; then
3634   cat > $TMPC << EOF
3635 #include <epoxy/egl.h>
3636 #ifndef EGL_MESA_image_dma_buf_export
3637 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3638 #endif
3639 int main(void) { return 0; }
3640 EOF
3641   if compile_prog "" "" ; then
3642     opengl_dmabuf=yes
3643   fi
3644 fi
3645
3646
3647 ##########################################
3648 # glusterfs probe
3649 if test "$glusterfs" != "no" ; then
3650   if $pkg_config --atleast-version=3 glusterfs-api; then
3651     glusterfs="yes"
3652     glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3653     glusterfs_libs=$($pkg_config --libs glusterfs-api)
3654     if $pkg_config --atleast-version=4 glusterfs-api; then
3655       glusterfs_xlator_opt="yes"
3656     fi
3657     if $pkg_config --atleast-version=5 glusterfs-api; then
3658       glusterfs_discard="yes"
3659     fi
3660     if $pkg_config --atleast-version=6 glusterfs-api; then
3661       glusterfs_fallocate="yes"
3662       glusterfs_zerofill="yes"
3663     fi
3664   else
3665     if test "$glusterfs" = "yes" ; then
3666       feature_not_found "GlusterFS backend support" \
3667           "Install glusterfs-api devel >= 3"
3668     fi
3669     glusterfs="no"
3670   fi
3671 fi
3672
3673 # Check for inotify functions when we are building linux-user
3674 # emulator.  This is done because older glibc versions don't
3675 # have syscall stubs for these implemented.  In that case we
3676 # don't provide them even if kernel supports them.
3677 #
3678 inotify=no
3679 cat > $TMPC << EOF
3680 #include <sys/inotify.h>
3681
3682 int
3683 main(void)
3684 {
3685         /* try to start inotify */
3686         return inotify_init();
3687 }
3688 EOF
3689 if compile_prog "" "" ; then
3690   inotify=yes
3691 fi
3692
3693 inotify1=no
3694 cat > $TMPC << EOF
3695 #include <sys/inotify.h>
3696
3697 int
3698 main(void)
3699 {
3700     /* try to start inotify */
3701     return inotify_init1(0);
3702 }
3703 EOF
3704 if compile_prog "" "" ; then
3705   inotify1=yes
3706 fi
3707
3708 # check if pipe2 is there
3709 pipe2=no
3710 cat > $TMPC << EOF
3711 #include <unistd.h>
3712 #include <fcntl.h>
3713
3714 int main(void)
3715 {
3716     int pipefd[2];
3717     return pipe2(pipefd, O_CLOEXEC);
3718 }
3719 EOF
3720 if compile_prog "" "" ; then
3721   pipe2=yes
3722 fi
3723
3724 # check if accept4 is there
3725 accept4=no
3726 cat > $TMPC << EOF
3727 #include <sys/socket.h>
3728 #include <stddef.h>
3729
3730 int main(void)
3731 {
3732     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3733     return 0;
3734 }
3735 EOF
3736 if compile_prog "" "" ; then
3737   accept4=yes
3738 fi
3739
3740 # check if tee/splice is there. vmsplice was added same time.
3741 splice=no
3742 cat > $TMPC << EOF
3743 #include <unistd.h>
3744 #include <fcntl.h>
3745 #include <limits.h>
3746
3747 int main(void)
3748 {
3749     int len, fd = 0;
3750     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3751     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3752     return 0;
3753 }
3754 EOF
3755 if compile_prog "" "" ; then
3756   splice=yes
3757 fi
3758
3759 ##########################################
3760 # libnuma probe
3761
3762 if test "$numa" != "no" ; then
3763   cat > $TMPC << EOF
3764 #include <numa.h>
3765 int main(void) { return numa_available(); }
3766 EOF
3767
3768   if compile_prog "" "-lnuma" ; then
3769     numa=yes
3770     libs_softmmu="-lnuma $libs_softmmu"
3771   else
3772     if test "$numa" = "yes" ; then
3773       feature_not_found "numa" "install numactl devel"
3774     fi
3775     numa=no
3776   fi
3777 fi
3778
3779 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3780     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3781     exit 1
3782 fi
3783
3784 ##########################################
3785 # tcmalloc probe
3786
3787 if test "$tcmalloc" = "yes" ; then
3788   cat > $TMPC << EOF
3789 #include <stdlib.h>
3790 int main(void) { malloc(1); return 0; }
3791 EOF
3792
3793   if compile_prog "" "-ltcmalloc" ; then
3794     LIBS="-ltcmalloc $LIBS"
3795   else
3796     feature_not_found "tcmalloc" "install gperftools devel"
3797   fi
3798 fi
3799
3800 ##########################################
3801 # jemalloc probe
3802
3803 if test "$jemalloc" = "yes" ; then
3804   cat > $TMPC << EOF
3805 #include <stdlib.h>
3806 int main(void) { malloc(1); return 0; }
3807 EOF
3808
3809   if compile_prog "" "-ljemalloc" ; then
3810     LIBS="-ljemalloc $LIBS"
3811   else
3812     feature_not_found "jemalloc" "install jemalloc devel"
3813   fi
3814 fi
3815
3816 ##########################################
3817 # signalfd probe
3818 signalfd="no"
3819 cat > $TMPC << EOF
3820 #include <unistd.h>
3821 #include <sys/syscall.h>
3822 #include <signal.h>
3823 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3824 EOF
3825
3826 if compile_prog "" "" ; then
3827   signalfd=yes
3828 fi
3829
3830 # check if eventfd is supported
3831 eventfd=no
3832 cat > $TMPC << EOF
3833 #include <sys/eventfd.h>
3834
3835 int main(void)
3836 {
3837     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3838 }
3839 EOF
3840 if compile_prog "" "" ; then
3841   eventfd=yes
3842 fi
3843
3844 # check if memfd is supported
3845 memfd=no
3846 cat > $TMPC << EOF
3847 #include <sys/memfd.h>
3848
3849 int main(void)
3850 {
3851     return memfd_create("foo", MFD_ALLOW_SEALING);
3852 }
3853 EOF
3854 if compile_prog "" "" ; then
3855   memfd=yes
3856 fi
3857
3858
3859
3860 # check for fallocate
3861 fallocate=no
3862 cat > $TMPC << EOF
3863 #include <fcntl.h>
3864
3865 int main(void)
3866 {
3867     fallocate(0, 0, 0, 0);
3868     return 0;
3869 }
3870 EOF
3871 if compile_prog "" "" ; then
3872   fallocate=yes
3873 fi
3874
3875 # check for fallocate hole punching
3876 fallocate_punch_hole=no
3877 cat > $TMPC << EOF
3878 #include <fcntl.h>
3879 #include <linux/falloc.h>
3880
3881 int main(void)
3882 {
3883     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3884     return 0;
3885 }
3886 EOF
3887 if compile_prog "" "" ; then
3888   fallocate_punch_hole=yes
3889 fi
3890
3891 # check that fallocate supports range zeroing inside the file
3892 fallocate_zero_range=no
3893 cat > $TMPC << EOF
3894 #include <fcntl.h>
3895 #include <linux/falloc.h>
3896
3897 int main(void)
3898 {
3899     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3900     return 0;
3901 }
3902 EOF
3903 if compile_prog "" "" ; then
3904   fallocate_zero_range=yes
3905 fi
3906
3907 # check for posix_fallocate
3908 posix_fallocate=no
3909 cat > $TMPC << EOF
3910 #include <fcntl.h>
3911
3912 int main(void)
3913 {
3914     posix_fallocate(0, 0, 0);
3915     return 0;
3916 }
3917 EOF
3918 if compile_prog "" "" ; then
3919     posix_fallocate=yes
3920 fi
3921
3922 # check for sync_file_range
3923 sync_file_range=no
3924 cat > $TMPC << EOF
3925 #include <fcntl.h>
3926
3927 int main(void)
3928 {
3929     sync_file_range(0, 0, 0, 0);
3930     return 0;
3931 }
3932 EOF
3933 if compile_prog "" "" ; then
3934   sync_file_range=yes
3935 fi
3936
3937 # check for linux/fiemap.h and FS_IOC_FIEMAP
3938 fiemap=no
3939 cat > $TMPC << EOF
3940 #include <sys/ioctl.h>
3941 #include <linux/fs.h>
3942 #include <linux/fiemap.h>
3943
3944 int main(void)
3945 {
3946     ioctl(0, FS_IOC_FIEMAP, 0);
3947     return 0;
3948 }
3949 EOF
3950 if compile_prog "" "" ; then
3951   fiemap=yes
3952 fi
3953
3954 # check for dup3
3955 dup3=no
3956 cat > $TMPC << EOF
3957 #include <unistd.h>
3958
3959 int main(void)
3960 {
3961     dup3(0, 0, 0);
3962     return 0;
3963 }
3964 EOF
3965 if compile_prog "" "" ; then
3966   dup3=yes
3967 fi
3968
3969 # check for ppoll support
3970 ppoll=no
3971 cat > $TMPC << EOF
3972 #include <poll.h>
3973
3974 int main(void)
3975 {
3976     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3977     ppoll(&pfd, 1, 0, 0);
3978     return 0;
3979 }
3980 EOF
3981 if compile_prog "" "" ; then
3982   ppoll=yes
3983 fi
3984
3985 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3986 prctl_pr_set_timerslack=no
3987 cat > $TMPC << EOF
3988 #include <sys/prctl.h>
3989
3990 int main(void)
3991 {
3992     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3993     return 0;
3994 }
3995 EOF
3996 if compile_prog "" "" ; then
3997   prctl_pr_set_timerslack=yes
3998 fi
3999
4000 # check for epoll support
4001 epoll=no
4002 cat > $TMPC << EOF
4003 #include <sys/epoll.h>
4004
4005 int main(void)
4006 {
4007     epoll_create(0);
4008     return 0;
4009 }
4010 EOF
4011 if compile_prog "" "" ; then
4012   epoll=yes
4013 fi
4014
4015 # epoll_create1 is a later addition
4016 # so we must check separately for its presence
4017 epoll_create1=no
4018 cat > $TMPC << EOF
4019 #include <sys/epoll.h>
4020
4021 int main(void)
4022 {
4023     /* Note that we use epoll_create1 as a value, not as
4024      * a function being called. This is necessary so that on
4025      * old SPARC glibc versions where the function was present in
4026      * the library but not declared in the header file we will
4027      * fail the configure check. (Otherwise we will get a compiler
4028      * warning but not an error, and will proceed to fail the
4029      * qemu compile where we compile with -Werror.)
4030      */
4031     return (int)(uintptr_t)&epoll_create1;
4032 }
4033 EOF
4034 if compile_prog "" "" ; then
4035   epoll_create1=yes
4036 fi
4037
4038 # check for sendfile support
4039 sendfile=no
4040 cat > $TMPC << EOF
4041 #include <sys/sendfile.h>
4042
4043 int main(void)
4044 {
4045     return sendfile(0, 0, 0, 0);
4046 }
4047 EOF
4048 if compile_prog "" "" ; then
4049   sendfile=yes
4050 fi
4051
4052 # check for timerfd support (glibc 2.8 and newer)
4053 timerfd=no
4054 cat > $TMPC << EOF
4055 #include <sys/timerfd.h>
4056
4057 int main(void)
4058 {
4059     return(timerfd_create(CLOCK_REALTIME, 0));
4060 }
4061 EOF
4062 if compile_prog "" "" ; then
4063   timerfd=yes
4064 fi
4065
4066 # check for setns and unshare support
4067 setns=no
4068 cat > $TMPC << EOF
4069 #include <sched.h>
4070
4071 int main(void)
4072 {
4073     int ret;
4074     ret = setns(0, 0);
4075     ret = unshare(0);
4076     return ret;
4077 }
4078 EOF
4079 if compile_prog "" "" ; then
4080   setns=yes
4081 fi
4082
4083 # clock_adjtime probe
4084 clock_adjtime=no
4085 cat > $TMPC <<EOF
4086 #include <time.h>
4087
4088 int main(void)
4089 {
4090     return clock_adjtime(0, 0);
4091 }
4092 EOF
4093 clock_adjtime=no
4094 if compile_prog "" "" ; then
4095   clock_adjtime=yes
4096 fi
4097
4098 # syncfs probe
4099 syncfs=no
4100 cat > $TMPC <<EOF
4101 #include <unistd.h>
4102
4103 int main(void)
4104 {
4105     return syncfs(0);
4106 }
4107 EOF
4108 syncfs=no
4109 if compile_prog "" "" ; then
4110   syncfs=yes
4111 fi
4112
4113 # Check if tools are available to build documentation.
4114 if test "$docs" != "no" ; then
4115   if has makeinfo && has pod2man; then
4116     docs=yes
4117   else
4118     if test "$docs" = "yes" ; then
4119       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4120     fi
4121     docs=no
4122   fi
4123 fi
4124
4125 # Search for bswap_32 function
4126 byteswap_h=no
4127 cat > $TMPC << EOF
4128 #include <byteswap.h>
4129 int main(void) { return bswap_32(0); }
4130 EOF
4131 if compile_prog "" "" ; then
4132   byteswap_h=yes
4133 fi
4134
4135 # Search for bswap32 function
4136 bswap_h=no
4137 cat > $TMPC << EOF
4138 #include <sys/endian.h>
4139 #include <sys/types.h>
4140 #include <machine/bswap.h>
4141 int main(void) { return bswap32(0); }
4142 EOF
4143 if compile_prog "" "" ; then
4144   bswap_h=yes
4145 fi
4146
4147 ##########################################
4148 # Do we have libiscsi >= 1.9.0
4149 if test "$libiscsi" != "no" ; then
4150   if $pkg_config --atleast-version=1.9.0 libiscsi; then
4151     libiscsi="yes"
4152     libiscsi_cflags=$($pkg_config --cflags libiscsi)
4153     libiscsi_libs=$($pkg_config --libs libiscsi)
4154   else
4155     if test "$libiscsi" = "yes" ; then
4156       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4157     fi
4158     libiscsi="no"
4159   fi
4160 fi
4161
4162 ##########################################
4163 # Do we need libm
4164 cat > $TMPC << EOF
4165 #include <math.h>
4166 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4167 EOF
4168 if compile_prog "" "" ; then
4169   :
4170 elif compile_prog "" "-lm" ; then
4171   LIBS="-lm $LIBS"
4172   libs_qga="-lm $libs_qga"
4173 else
4174   error_exit "libm check failed"
4175 fi
4176
4177 ##########################################
4178 # Do we need librt
4179 # uClibc provides 2 versions of clock_gettime(), one with realtime
4180 # support and one without. This means that the clock_gettime() don't
4181 # need -lrt. We still need it for timer_create() so we check for this
4182 # function in addition.
4183 cat > $TMPC <<EOF
4184 #include <signal.h>
4185 #include <time.h>
4186 int main(void) {
4187   timer_create(CLOCK_REALTIME, NULL, NULL);
4188   return clock_gettime(CLOCK_REALTIME, NULL);
4189 }
4190 EOF
4191
4192 if compile_prog "" "" ; then
4193   :
4194 # we need pthread for static linking. use previous pthread test result
4195 elif compile_prog "" "$pthread_lib -lrt" ; then
4196   LIBS="$LIBS -lrt"
4197   libs_qga="$libs_qga -lrt"
4198 fi
4199
4200 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4201         "$haiku" != "yes" ; then
4202     libs_softmmu="-lutil $libs_softmmu"
4203 fi
4204
4205 ##########################################
4206 # spice probe
4207 if test "$spice" != "no" ; then
4208   cat > $TMPC << EOF
4209 #include <spice.h>
4210 int main(void) { spice_server_new(); return 0; }
4211 EOF
4212   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4213   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4214   if $pkg_config --atleast-version=0.12.0 spice-server && \
4215      $pkg_config --atleast-version=0.12.3 spice-protocol && \
4216      compile_prog "$spice_cflags" "$spice_libs" ; then
4217     spice="yes"
4218     libs_softmmu="$libs_softmmu $spice_libs"
4219     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4220     spice_protocol_version=$($pkg_config --modversion spice-protocol)
4221     spice_server_version=$($pkg_config --modversion spice-server)
4222   else
4223     if test "$spice" = "yes" ; then
4224       feature_not_found "spice" \
4225           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4226     fi
4227     spice="no"
4228   fi
4229 fi
4230
4231 # check for smartcard support
4232 if test "$smartcard" != "no"; then
4233     if $pkg_config libcacard; then
4234         libcacard_cflags=$($pkg_config --cflags libcacard)
4235         libcacard_libs=$($pkg_config --libs libcacard)
4236         smartcard="yes"
4237     else
4238         if test "$smartcard" = "yes"; then
4239             feature_not_found "smartcard" "Install libcacard devel"
4240         fi
4241         smartcard="no"
4242     fi
4243 fi
4244
4245 # check for libusb
4246 if test "$libusb" != "no" ; then
4247     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4248         libusb="yes"
4249         libusb_cflags=$($pkg_config --cflags libusb-1.0)
4250         libusb_libs=$($pkg_config --libs libusb-1.0)
4251     else
4252         if test "$libusb" = "yes"; then
4253             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
4254         fi
4255         libusb="no"
4256     fi
4257 fi
4258
4259 # check for usbredirparser for usb network redirection support
4260 if test "$usb_redir" != "no" ; then
4261     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4262         usb_redir="yes"
4263         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4264         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4265     else
4266         if test "$usb_redir" = "yes"; then
4267             feature_not_found "usb-redir" "Install usbredir devel"
4268         fi
4269         usb_redir="no"
4270     fi
4271 fi
4272
4273 ##########################################
4274 # check if we have VSS SDK headers for win
4275
4276 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4277   case "$vss_win32_sdk" in
4278     "")   vss_win32_include="-isystem $source_path" ;;
4279     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4280           # handle path with spaces. So we symlink the headers into ".sdk/vss".
4281           vss_win32_include="-isystem $source_path/.sdk/vss"
4282           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4283           ;;
4284     *)    vss_win32_include="-isystem $vss_win32_sdk"
4285   esac
4286   cat > $TMPC << EOF
4287 #define __MIDL_user_allocate_free_DEFINED__
4288 #include <inc/win2003/vss.h>
4289 int main(void) { return VSS_CTX_BACKUP; }
4290 EOF
4291   if compile_prog "$vss_win32_include" "" ; then
4292     guest_agent_with_vss="yes"
4293     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4294     libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4295     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4296   else
4297     if test "$vss_win32_sdk" != "" ; then
4298       echo "ERROR: Please download and install Microsoft VSS SDK:"
4299       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4300       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4301       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
4302       echo "ERROR: The headers are extracted in the directory \`inc'."
4303       feature_not_found "VSS support"
4304     fi
4305     guest_agent_with_vss="no"
4306   fi
4307 fi
4308
4309 ##########################################
4310 # lookup Windows platform SDK (if not specified)
4311 # The SDK is needed only to build .tlb (type library) file of guest agent
4312 # VSS provider from the source. It is usually unnecessary because the
4313 # pre-compiled .tlb file is included.
4314
4315 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4316   if test -z "$win_sdk"; then
4317     programfiles="$PROGRAMFILES"
4318     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4319     if test -n "$programfiles"; then
4320       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4321     else
4322       feature_not_found "Windows SDK"
4323     fi
4324   elif test "$win_sdk" = "no"; then
4325     win_sdk=""
4326   fi
4327 fi
4328
4329 ##########################################
4330 # check if mingw environment provides a recent ntddscsi.h
4331 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4332   cat > $TMPC << EOF
4333 #include <windows.h>
4334 #include <ntddscsi.h>
4335 int main(void) {
4336 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4337 #error Missing required ioctl definitions
4338 #endif
4339   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4340   return addr.Lun;
4341 }
4342 EOF
4343   if compile_prog "" "" ; then
4344     guest_agent_ntddscsi=yes
4345     libs_qga="-lsetupapi $libs_qga"
4346   fi
4347 fi
4348
4349 ##########################################
4350 # virgl renderer probe
4351
4352 if test "$virglrenderer" != "no" ; then
4353   cat > $TMPC << EOF
4354 #include <virglrenderer.h>
4355 int main(void) { virgl_renderer_poll(); return 0; }
4356 EOF
4357   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4358   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4359   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4360      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4361     virglrenderer="yes"
4362   else
4363     if test "$virglrenderer" = "yes" ; then
4364       feature_not_found "virglrenderer"
4365     fi
4366     virglrenderer="no"
4367   fi
4368 fi
4369
4370 ##########################################
4371 # check if we have fdatasync
4372
4373 fdatasync=no
4374 cat > $TMPC << EOF
4375 #include <unistd.h>
4376 int main(void) {
4377 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4378 return fdatasync(0);
4379 #else
4380 #error Not supported
4381 #endif
4382 }
4383 EOF
4384 if compile_prog "" "" ; then
4385     fdatasync=yes
4386 fi
4387
4388 ##########################################
4389 # check if we have madvise
4390
4391 madvise=no
4392 cat > $TMPC << EOF
4393 #include <sys/types.h>
4394 #include <sys/mman.h>
4395 #include <stddef.h>
4396 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4397 EOF
4398 if compile_prog "" "" ; then
4399     madvise=yes
4400 fi
4401
4402 ##########################################
4403 # check if we have posix_madvise
4404
4405 posix_madvise=no
4406 cat > $TMPC << EOF
4407 #include <sys/mman.h>
4408 #include <stddef.h>
4409 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4410 EOF
4411 if compile_prog "" "" ; then
4412     posix_madvise=yes
4413 fi
4414
4415 ##########################################
4416 # check if we have posix_syslog
4417
4418 posix_syslog=no
4419 cat > $TMPC << EOF
4420 #include <syslog.h>
4421 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4422 EOF
4423 if compile_prog "" "" ; then
4424     posix_syslog=yes
4425 fi
4426
4427 ##########################################
4428 # check if trace backend exists
4429
4430 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4431 if test "$?" -ne 0 ; then
4432   error_exit "invalid trace backends" \
4433       "Please choose supported trace backends."
4434 fi
4435
4436 ##########################################
4437 # For 'ust' backend, test if ust headers are present
4438 if have_backend "ust"; then
4439   cat > $TMPC << EOF
4440 #include <lttng/tracepoint.h>
4441 int main(void) { return 0; }
4442 EOF
4443   if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4444     if $pkg_config lttng-ust --exists; then
4445       lttng_ust_libs=$($pkg_config --libs lttng-ust)
4446     else
4447       lttng_ust_libs="-llttng-ust -ldl"
4448     fi
4449     if $pkg_config liburcu-bp --exists; then
4450       urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4451     else
4452       urcu_bp_libs="-lurcu-bp"
4453     fi
4454
4455     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4456     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4457   else
4458     error_exit "Trace backend 'ust' missing lttng-ust header files"
4459   fi
4460 fi
4461
4462 ##########################################
4463 # For 'dtrace' backend, test if 'dtrace' command is present
4464 if have_backend "dtrace"; then
4465   if ! has 'dtrace' ; then
4466     error_exit "dtrace command is not found in PATH $PATH"
4467   fi
4468   trace_backend_stap="no"
4469   if has 'stap' ; then
4470     trace_backend_stap="yes"
4471   fi
4472 fi
4473
4474 ##########################################
4475 # check and set a backend for coroutine
4476
4477 # We prefer ucontext, but it's not always possible. The fallback
4478 # is sigcontext. On Windows the only valid backend is the Windows
4479 # specific one.
4480
4481 ucontext_works=no
4482 if test "$darwin" != "yes"; then
4483   cat > $TMPC << EOF
4484 #include <ucontext.h>
4485 #ifdef __stub_makecontext
4486 #error Ignoring glibc stub makecontext which will always fail
4487 #endif
4488 int main(void) { makecontext(0, 0, 0); return 0; }
4489 EOF
4490   if compile_prog "" "" ; then
4491     ucontext_works=yes
4492   fi
4493 fi
4494
4495 if test "$coroutine" = ""; then
4496   if test "$mingw32" = "yes"; then
4497     coroutine=win32
4498   elif test "$ucontext_works" = "yes"; then
4499     coroutine=ucontext
4500   else
4501     coroutine=sigaltstack
4502   fi
4503 else
4504   case $coroutine in
4505   windows)
4506     if test "$mingw32" != "yes"; then
4507       error_exit "'windows' coroutine backend only valid for Windows"
4508     fi
4509     # Unfortunately the user visible backend name doesn't match the
4510     # coroutine-*.c filename for this case, so we have to adjust it here.
4511     coroutine=win32
4512     ;;
4513   ucontext)
4514     if test "$ucontext_works" != "yes"; then
4515       feature_not_found "ucontext"
4516     fi
4517     ;;
4518   sigaltstack)
4519     if test "$mingw32" = "yes"; then
4520       error_exit "only the 'windows' coroutine backend is valid for Windows"
4521     fi
4522     ;;
4523   *)
4524     error_exit "unknown coroutine backend $coroutine"
4525     ;;
4526   esac
4527 fi
4528
4529 if test "$coroutine_pool" = ""; then
4530   coroutine_pool=yes
4531 fi
4532
4533 if test "$debug_stack_usage" = "yes"; then
4534   if test "$cpu" = "ia64" -o "$cpu" = "hppa"; then
4535     error_exit "stack usage debugging is not supported for $cpu"
4536   fi
4537   if test "$coroutine_pool" = "yes"; then
4538     echo "WARN: disabling coroutine pool for stack usage debugging"
4539     coroutine_pool=no
4540   fi
4541 fi
4542
4543
4544 ##########################################
4545 # check if we have open_by_handle_at
4546
4547 open_by_handle_at=no
4548 cat > $TMPC << EOF
4549 #include <fcntl.h>
4550 #if !defined(AT_EMPTY_PATH)
4551 # error missing definition
4552 #else
4553 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4554 #endif
4555 EOF
4556 if compile_prog "" "" ; then
4557     open_by_handle_at=yes
4558 fi
4559
4560 ########################################
4561 # check if we have linux/magic.h
4562
4563 linux_magic_h=no
4564 cat > $TMPC << EOF
4565 #include <linux/magic.h>
4566 int main(void) {
4567   return 0;
4568 }
4569 EOF
4570 if compile_prog "" "" ; then
4571     linux_magic_h=yes
4572 fi
4573
4574 ########################################
4575 # check whether we can disable warning option with a pragma (this is needed
4576 # to silence warnings in the headers of some versions of external libraries).
4577 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4578 # only a warning.
4579 #
4580 # If we can't selectively disable warning in the code, disable -Werror so that
4581 # the build doesn't fail anyway.
4582
4583 pragma_disable_unused_but_set=no
4584 cat > $TMPC << EOF
4585 #pragma GCC diagnostic push
4586 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4587 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4588 #pragma GCC diagnostic pop
4589
4590 int main(void) {
4591     return 0;
4592 }
4593 EOF
4594 if compile_prog "-Werror" "" ; then
4595     pragma_diagnostic_available=yes
4596 else
4597     werror=no
4598 fi
4599
4600 ########################################
4601 # check if we have valgrind/valgrind.h
4602
4603 valgrind_h=no
4604 cat > $TMPC << EOF
4605 #include <valgrind/valgrind.h>
4606 int main(void) {
4607   return 0;
4608 }
4609 EOF
4610 if compile_prog "" "" ; then
4611     valgrind_h=yes
4612 fi
4613
4614 ########################################
4615 # check if environ is declared
4616
4617 has_environ=no
4618 cat > $TMPC << EOF
4619 #include <unistd.h>
4620 int main(void) {
4621     environ = 0;
4622     return 0;
4623 }
4624 EOF
4625 if compile_prog "" "" ; then
4626     has_environ=yes
4627 fi
4628
4629 ########################################
4630 # check if cpuid.h is usable.
4631
4632 cat > $TMPC << EOF
4633 #include <cpuid.h>
4634 int main(void) {
4635     unsigned a, b, c, d;
4636     int max = __get_cpuid_max(0, 0);
4637
4638     if (max >= 1) {
4639         __cpuid(1, a, b, c, d);
4640     }
4641
4642     if (max >= 7) {
4643         __cpuid_count(7, 0, a, b, c, d);
4644     }
4645
4646     return 0;
4647 }
4648 EOF
4649 if compile_prog "" "" ; then
4650     cpuid_h=yes
4651 fi
4652
4653 ##########################################
4654 # avx2 optimization requirement check
4655 #
4656 # There is no point enabling this if cpuid.h is not usable,
4657 # since we won't be able to select the new routines.
4658
4659 if test $cpuid_h = yes; then
4660   cat > $TMPC << EOF
4661 #pragma GCC push_options
4662 #pragma GCC target("avx2")
4663 #include <cpuid.h>
4664 #include <immintrin.h>
4665 static int bar(void *a) {
4666     __m256i x = *(__m256i *)a;
4667     return _mm256_testz_si256(x, x);
4668 }
4669 int main(int argc, char *argv[]) { return bar(argv[0]); }
4670 EOF
4671   if compile_object "" ; then
4672     avx2_opt="yes"
4673   fi
4674 fi
4675
4676 ########################################
4677 # check if __[u]int128_t is usable.
4678
4679 int128=no
4680 cat > $TMPC << EOF
4681 #if defined(__clang_major__) && defined(__clang_minor__)
4682 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4683 #  error __int128_t does not work in CLANG before 3.2
4684 # endif
4685 #endif
4686 __int128_t a;
4687 __uint128_t b;
4688 int main (void) {
4689   a = a + b;
4690   b = a * b;
4691   a = a * a;
4692   return 0;
4693 }
4694 EOF
4695 if compile_prog "" "" ; then
4696     int128=yes
4697 fi
4698
4699 #########################################
4700 # See if 128-bit atomic operations are supported.
4701
4702 atomic128=no
4703 if test "$int128" = "yes"; then
4704   cat > $TMPC << EOF
4705 int main(void)
4706 {
4707   unsigned __int128 x = 0, y = 0;
4708   y = __atomic_load_16(&x, 0);
4709   __atomic_store_16(&x, y, 0);
4710   __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4711   return 0;
4712 }
4713 EOF
4714   if compile_prog "" "" ; then
4715     atomic128=yes
4716   fi
4717 fi
4718
4719 #########################################
4720 # See if 64-bit atomic operations are supported.
4721 # Note that without __atomic builtins, we can only
4722 # assume atomic loads/stores max at pointer size.
4723
4724 cat > $TMPC << EOF
4725 #include <stdint.h>
4726 int main(void)
4727 {
4728   uint64_t x = 0, y = 0;
4729 #ifdef __ATOMIC_RELAXED
4730   y = __atomic_load_8(&x, 0);
4731   __atomic_store_8(&x, y, 0);
4732   __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
4733   __atomic_exchange_8(&x, y, 0);
4734   __atomic_fetch_add_8(&x, y, 0);
4735 #else
4736   typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
4737   __sync_lock_test_and_set(&x, y);
4738   __sync_val_compare_and_swap(&x, y, 0);
4739   __sync_fetch_and_add(&x, y);
4740 #endif
4741   return 0;
4742 }
4743 EOF
4744 if compile_prog "" "" ; then
4745   atomic64=yes
4746 fi
4747
4748 ########################################
4749 # check if getauxval is available.
4750
4751 getauxval=no
4752 cat > $TMPC << EOF
4753 #include <sys/auxv.h>
4754 int main(void) {
4755   return getauxval(AT_HWCAP) == 0;
4756 }
4757 EOF
4758 if compile_prog "" "" ; then
4759     getauxval=yes
4760 fi
4761
4762 ########################################
4763 # check if ccache is interfering with
4764 # semantic analysis of macros
4765
4766 unset CCACHE_CPP2
4767 ccache_cpp2=no
4768 cat > $TMPC << EOF
4769 static const int Z = 1;
4770 #define fn() ({ Z; })
4771 #define TAUT(X) ((X) == Z)
4772 #define PAREN(X, Y) (X == Y)
4773 #define ID(X) (X)
4774 int main(int argc, char *argv[])
4775 {
4776     int x = 0, y = 0;
4777     x = ID(x);
4778     x = fn();
4779     fn();
4780     if (PAREN(x, y)) return 0;
4781     if (TAUT(Z)) return 0;
4782     return 0;
4783 }
4784 EOF
4785
4786 if ! compile_object "-Werror"; then
4787     ccache_cpp2=yes
4788 fi
4789
4790 #################################################
4791 # clang does not support glibc + FORTIFY_SOURCE.
4792
4793 if test "$fortify_source" != "no"; then
4794   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4795     fortify_source="no";
4796   elif test -n "$cxx" && has $cxx &&
4797        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4798     fortify_source="no";
4799   else
4800     fortify_source="yes"
4801   fi
4802 fi
4803
4804 ##########################################
4805 # check if struct fsxattr is available via linux/fs.h
4806
4807 have_fsxattr=no
4808 cat > $TMPC << EOF
4809 #include <linux/fs.h>
4810 struct fsxattr foo;
4811 int main(void) {
4812   return 0;
4813 }
4814 EOF
4815 if compile_prog "" "" ; then
4816     have_fsxattr=yes
4817 fi
4818
4819 ##########################################
4820 # check if rtnetlink.h exists and is useful
4821 have_rtnetlink=no
4822 cat > $TMPC << EOF
4823 #include <linux/rtnetlink.h>
4824 int main(void) {
4825   return IFLA_PROTO_DOWN;
4826 }
4827 EOF
4828 if compile_prog "" "" ; then
4829     have_rtnetlink=yes
4830 fi
4831
4832 ##########################################
4833 # check for usable AF_VSOCK environment
4834 have_af_vsock=no
4835 cat > $TMPC << EOF
4836 #include <errno.h>
4837 #include <sys/types.h>
4838 #include <sys/socket.h>
4839 #if !defined(AF_VSOCK)
4840 # error missing AF_VSOCK flag
4841 #endif
4842 #include <linux/vm_sockets.h>
4843 int main(void) {
4844     int sock, ret;
4845     struct sockaddr_vm svm;
4846     socklen_t len = sizeof(svm);
4847     sock = socket(AF_VSOCK, SOCK_STREAM, 0);
4848     ret = getpeername(sock, (struct sockaddr *)&svm, &len);
4849     if ((ret == -1) && (errno == ENOTCONN)) {
4850         return 0;
4851     }
4852     return -1;
4853 }
4854 EOF
4855 if compile_prog "" "" ; then
4856     have_af_vsock=yes
4857 fi
4858
4859 ##########################################
4860 # check for usable AF_ALG environment
4861 hava_afalg=no
4862 cat > $TMPC << EOF
4863 #include <errno.h>
4864 #include <sys/types.h>
4865 #include <sys/socket.h>
4866 #include <linux/if_alg.h>
4867 int main(void) {
4868     int sock;
4869     sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
4870     return sock;
4871 }
4872 EOF
4873 if compile_prog "" "" ; then
4874     have_afalg=yes
4875 fi
4876 if test "$crypto_afalg" = "yes"
4877 then
4878     if test "$have_afalg" != "yes"
4879     then
4880         error_exit "AF_ALG requested but could not be detected"
4881     fi
4882 fi
4883
4884
4885 #################################################
4886 # Sparc implicitly links with --relax, which is
4887 # incompatible with -r, so --no-relax should be
4888 # given. It does no harm to give it on other
4889 # platforms too.
4890
4891 # Note: the prototype is needed since QEMU_CFLAGS
4892 #       contains -Wmissing-prototypes
4893 cat > $TMPC << EOF
4894 extern int foo(void);
4895 int foo(void) { return 0; }
4896 EOF
4897 if ! compile_object ""; then
4898   error_exit "Failed to compile object file for LD_REL_FLAGS test"
4899 fi
4900 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
4901   if do_cc -nostdlib $i -o $TMPMO $TMPO; then
4902     LD_REL_FLAGS=$i
4903     break
4904   fi
4905 done
4906 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
4907   feature_not_found "modules" "Cannot find how to build relocatable objects"
4908 fi
4909
4910 ##########################################
4911 # check for sysmacros.h
4912
4913 have_sysmacros=no
4914 cat > $TMPC << EOF
4915 #include <sys/sysmacros.h>
4916 int main(void) {
4917     return makedev(0, 0);
4918 }
4919 EOF
4920 if compile_prog "" "" ; then
4921     have_sysmacros=yes
4922 fi
4923
4924 ##########################################
4925 # Veritas HyperScale block driver VxHS
4926 # Check if libvxhs is installed
4927
4928 if test "$vxhs" != "no" ; then
4929   cat > $TMPC <<EOF
4930 #include <stdint.h>
4931 #include <qnio/qnio_api.h>
4932
4933 void *vxhs_callback;
4934
4935 int main(void) {
4936     iio_init(QNIO_VERSION, vxhs_callback);
4937     return 0;
4938 }
4939 EOF
4940   vxhs_libs="-lvxhs -lssl"
4941   if compile_prog "" "$vxhs_libs" ; then
4942     vxhs=yes
4943   else
4944     if test "$vxhs" = "yes" ; then
4945       feature_not_found "vxhs block device" "Install libvxhs See github"
4946     fi
4947     vxhs=no
4948   fi
4949 fi
4950
4951 ##########################################
4952 # check for _Static_assert()
4953
4954 have_static_assert=no
4955 cat > $TMPC << EOF
4956 _Static_assert(1, "success");
4957 int main(void) {
4958     return 0;
4959 }
4960 EOF
4961 if compile_prog "" "" ; then
4962     have_static_assert=yes
4963 fi
4964
4965 ##########################################
4966 # check for utmpx.h, it is missing e.g. on OpenBSD
4967
4968 have_utmpx=no
4969 cat > $TMPC << EOF
4970 #include <utmpx.h>
4971 struct utmpx user_info;
4972 int main(void) {
4973     return 0;
4974 }
4975 EOF
4976 if compile_prog "" "" ; then
4977     have_utmpx=yes
4978 fi
4979
4980 ##########################################
4981 # End of CC checks
4982 # After here, no more $cc or $ld runs
4983
4984 if test "$gcov" = "yes" ; then
4985   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4986   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4987 elif test "$fortify_source" = "yes" ; then
4988   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4989 elif test "$debug" = "no"; then
4990   CFLAGS="-O2 $CFLAGS"
4991 fi
4992
4993 ##########################################
4994 # Do we have libnfs
4995 if test "$libnfs" != "no" ; then
4996   if $pkg_config --atleast-version=1.9.3 libnfs; then
4997     libnfs="yes"
4998     libnfs_libs=$($pkg_config --libs libnfs)
4999   else
5000     if test "$libnfs" = "yes" ; then
5001       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
5002     fi
5003     libnfs="no"
5004   fi
5005 fi
5006
5007 # Now we've finished running tests it's OK to add -Werror to the compiler flags
5008 if test "$werror" = "yes"; then
5009     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
5010 fi
5011
5012 if test "$solaris" = "no" ; then
5013     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
5014         LDFLAGS="-Wl,--warn-common $LDFLAGS"
5015     fi
5016 fi
5017
5018 # test if pod2man has --utf8 option
5019 if pod2man --help | grep -q utf8; then
5020     POD2MAN="pod2man --utf8"
5021 else
5022     POD2MAN="pod2man"
5023 fi
5024
5025 # Use ASLR, no-SEH and DEP if available
5026 if test "$mingw32" = "yes" ; then
5027     for flag in --dynamicbase --no-seh --nxcompat; do
5028         if ld_has $flag ; then
5029             LDFLAGS="-Wl,$flag $LDFLAGS"
5030         fi
5031     done
5032 fi
5033
5034 qemu_confdir=$sysconfdir$confsuffix
5035 qemu_moddir=$libdir$confsuffix
5036 qemu_datadir=$datadir$confsuffix
5037 qemu_localedir="$datadir/locale"
5038
5039 # We can only support ivshmem if we have eventfd
5040 if [ "$eventfd" = "yes" ]; then
5041   ivshmem=yes
5042 fi
5043
5044 tools=""
5045 if test "$want_tools" = "yes" ; then
5046   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
5047   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
5048     tools="qemu-nbd\$(EXESUF) $tools"
5049   fi
5050   if [ "$ivshmem" = "yes" ]; then
5051     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
5052   fi
5053 fi
5054 if test "$softmmu" = yes ; then
5055   if test "$linux" = yes; then
5056     if test "$virtfs" != no && test "$cap" = yes && test "$attr" = yes ; then
5057       virtfs=yes
5058       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
5059     else
5060       if test "$virtfs" = yes; then
5061         error_exit "VirtFS requires libcap devel and libattr devel"
5062       fi
5063       virtfs=no
5064     fi
5065     if test "$mpath" != no && test "$mpathpersist" = yes ; then
5066       mpath=yes
5067     else
5068       if test "$mpath" = yes; then
5069         error_exit "Multipath requires libmpathpersist devel"
5070       fi
5071       mpath=no
5072     fi
5073     tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
5074   else
5075     if test "$virtfs" = yes; then
5076       error_exit "VirtFS is supported only on Linux"
5077     fi
5078     virtfs=no
5079     if test "$mpath" = yes; then
5080       error_exit "Multipath is supported only on Linux"
5081     fi
5082     mpath=no
5083   fi
5084 fi
5085
5086 # Probe for guest agent support/options
5087
5088 if [ "$guest_agent" != "no" ]; then
5089   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5090       tools="qemu-ga $tools"
5091       guest_agent=yes
5092   elif [ "$guest_agent" != yes ]; then
5093       guest_agent=no
5094   else
5095       error_exit "Guest agent is not supported on this platform"
5096   fi
5097 fi
5098
5099 # Guest agent Window MSI  package
5100
5101 if test "$guest_agent" != yes; then
5102   if test "$guest_agent_msi" = yes; then
5103     error_exit "MSI guest agent package requires guest agent enabled"
5104   fi
5105   guest_agent_msi=no
5106 elif test "$mingw32" != "yes"; then
5107   if test "$guest_agent_msi" = "yes"; then
5108     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5109   fi
5110   guest_agent_msi=no
5111 elif ! has wixl; then
5112   if test "$guest_agent_msi" = "yes"; then
5113     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5114   fi
5115   guest_agent_msi=no
5116 else
5117   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5118   # disabled explicitly
5119   if test "$guest_agent_msi" != "no"; then
5120     guest_agent_msi=yes
5121   fi
5122 fi
5123
5124 if test "$guest_agent_msi" = "yes"; then
5125   if test "$guest_agent_with_vss" = "yes"; then
5126     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5127   fi
5128
5129   if test "$QEMU_GA_MANUFACTURER" = ""; then
5130     QEMU_GA_MANUFACTURER=QEMU
5131   fi
5132
5133   if test "$QEMU_GA_DISTRO" = ""; then
5134     QEMU_GA_DISTRO=Linux
5135   fi
5136
5137   if test "$QEMU_GA_VERSION" = ""; then
5138       QEMU_GA_VERSION=$(cat $source_path/VERSION)
5139   fi
5140
5141   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5142
5143   case "$cpu" in
5144   x86_64)
5145     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5146     ;;
5147   i386)
5148     QEMU_GA_MSI_ARCH="-D Arch=32"
5149     ;;
5150   *)
5151     error_exit "CPU $cpu not supported for building installation package"
5152     ;;
5153   esac
5154 fi
5155
5156 # Mac OS X ships with a broken assembler
5157 roms=
5158 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5159         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5160         "$softmmu" = yes ; then
5161     # Different host OS linkers have different ideas about the name of the ELF
5162     # emulation. Linux and OpenBSD use 'elf_i386'; FreeBSD uses the _fbsd
5163     # variant; and Windows uses i386pe.
5164     for emu in elf_i386 elf_i386_fbsd i386pe; do
5165         if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5166             ld_i386_emulation="$emu"
5167             roms="optionrom"
5168             break
5169         fi
5170     done
5171 fi
5172 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5173   roms="$roms spapr-rtas"
5174 fi
5175
5176 if test "$cpu" = "s390x" ; then
5177   roms="$roms s390-ccw"
5178 fi
5179
5180 # Probe for the need for relocating the user-only binary.
5181 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5182   textseg_addr=
5183   case "$cpu" in
5184     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5185       # ??? Rationale for choosing this address
5186       textseg_addr=0x60000000
5187       ;;
5188     mips)
5189       # A 256M aligned address, high in the address space, with enough
5190       # room for the code_gen_buffer above it before the stack.
5191       textseg_addr=0x60000000
5192       ;;
5193   esac
5194   if [ -n "$textseg_addr" ]; then
5195     cat > $TMPC <<EOF
5196     int main(void) { return 0; }
5197 EOF
5198     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5199     if ! compile_prog "" "$textseg_ldflags"; then
5200       # In case ld does not support -Ttext-segment, edit the default linker
5201       # script via sed to set the .text start addr.  This is needed on FreeBSD
5202       # at least.
5203       if ! $ld --verbose >/dev/null 2>&1; then
5204         error_exit \
5205             "We need to link the QEMU user mode binaries at a" \
5206             "specific text address. Unfortunately your linker" \
5207             "doesn't support either the -Ttext-segment option or" \
5208             "printing the default linker script with --verbose." \
5209             "If you don't want the user mode binaries, pass the" \
5210             "--disable-user option to configure."
5211       fi
5212
5213       $ld --verbose | sed \
5214         -e '1,/==================================================/d' \
5215         -e '/==================================================/,$d' \
5216         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5217         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5218       textseg_ldflags="-Wl,-T../config-host.ld"
5219     fi
5220   fi
5221 fi
5222
5223 # Check that the C++ compiler exists and works with the C compiler.
5224 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5225 if has $cxx; then
5226     cat > $TMPC <<EOF
5227 int c_function(void);
5228 int main(void) { return c_function(); }
5229 EOF
5230
5231     compile_object
5232
5233     cat > $TMPCXX <<EOF
5234 extern "C" {
5235    int c_function(void);
5236 }
5237 int c_function(void) { return 42; }
5238 EOF
5239
5240     update_cxxflags
5241
5242     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5243         # C++ compiler $cxx works ok with C compiler $cc
5244         :
5245     else
5246         echo "C++ compiler $cxx does not work with C compiler $cc"
5247         echo "Disabling C++ specific optional code"
5248         cxx=
5249     fi
5250 else
5251     echo "No C++ compiler available; disabling C++ specific optional code"
5252     cxx=
5253 fi
5254
5255 echo_version() {
5256     if test "$1" = "yes" ; then
5257         echo "($2)"
5258     fi
5259 }
5260
5261 # prepend pixman and ftd flags after all config tests are done
5262 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5263 libs_softmmu="$pixman_libs $libs_softmmu"
5264
5265 echo "Install prefix    $prefix"
5266 echo "BIOS directory    $(eval echo $qemu_datadir)"
5267 echo "binary directory  $(eval echo $bindir)"
5268 echo "library directory $(eval echo $libdir)"
5269 echo "module directory  $(eval echo $qemu_moddir)"
5270 echo "libexec directory $(eval echo $libexecdir)"
5271 echo "include directory $(eval echo $includedir)"
5272 echo "config directory  $(eval echo $sysconfdir)"
5273 if test "$mingw32" = "no" ; then
5274 echo "local state directory   $(eval echo $local_statedir)"
5275 echo "Manual directory  $(eval echo $mandir)"
5276 echo "ELF interp prefix $interp_prefix"
5277 else
5278 echo "local state directory   queried at runtime"
5279 echo "Windows SDK       $win_sdk"
5280 fi
5281 echo "Source path       $source_path"
5282 echo "C compiler        $cc"
5283 echo "Host C compiler   $host_cc"
5284 echo "C++ compiler      $cxx"
5285 echo "Objective-C compiler $objcc"
5286 echo "ARFLAGS           $ARFLAGS"
5287 echo "CFLAGS            $CFLAGS"
5288 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
5289 echo "LDFLAGS           $LDFLAGS"
5290 echo "make              $make"
5291 echo "install           $install"
5292 echo "python            $python"
5293 if test "$slirp" = "yes" ; then
5294     echo "smbd              $smbd"
5295 fi
5296 echo "module support    $modules"
5297 echo "host CPU          $cpu"
5298 echo "host big endian   $bigendian"
5299 echo "target list       $target_list"
5300 echo "gprof enabled     $gprof"
5301 echo "sparse enabled    $sparse"
5302 echo "strip binaries    $strip_opt"
5303 echo "profiler          $profiler"
5304 echo "static build      $static"
5305 if test "$darwin" = "yes" ; then
5306     echo "Cocoa support     $cocoa"
5307 fi
5308 echo "SDL support       $sdl $(echo_version $sdl $sdlversion)"
5309 echo "GTK support       $gtk $(echo_version $gtk $gtk_version)"
5310 echo "GTK GL support    $gtk_gl"
5311 echo "VTE support       $vte $(echo_version $vte $vteversion)"
5312 echo "TLS priority      $tls_priority"
5313 echo "GNUTLS support    $gnutls"
5314 echo "GNUTLS rnd        $gnutls_rnd"
5315 echo "libgcrypt         $gcrypt"
5316 echo "libgcrypt kdf     $gcrypt_kdf"
5317 echo "nettle            $nettle $(echo_version $nettle $nettle_version)"
5318 echo "nettle kdf        $nettle_kdf"
5319 echo "libtasn1          $tasn1"
5320 echo "curses support    $curses"
5321 echo "virgl support     $virglrenderer"
5322 echo "curl support      $curl"
5323 echo "mingw32 support   $mingw32"
5324 echo "Audio drivers     $audio_drv_list"
5325 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5326 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5327 echo "VirtFS support    $virtfs"
5328 echo "Multipath support $mpath"
5329 echo "VNC support       $vnc"
5330 if test "$vnc" = "yes" ; then
5331     echo "VNC SASL support  $vnc_sasl"
5332     echo "VNC JPEG support  $vnc_jpeg"
5333     echo "VNC PNG support   $vnc_png"
5334 fi
5335 if test -n "$sparc_cpu"; then
5336     echo "Target Sparc Arch $sparc_cpu"
5337 fi
5338 echo "xen support       $xen"
5339 if test "$xen" = "yes" ; then
5340   echo "xen ctrl version  $xen_ctrl_version"
5341   echo "pv dom build      $xen_pv_domain_build"
5342 fi
5343 echo "brlapi support    $brlapi"
5344 echo "bluez  support    $bluez"
5345 echo "Documentation     $docs"
5346 echo "PIE               $pie"
5347 echo "vde support       $vde"
5348 echo "netmap support    $netmap"
5349 echo "Linux AIO support $linux_aio"
5350 echo "ATTR/XATTR support $attr"
5351 echo "Install blobs     $blobs"
5352 echo "KVM support       $kvm"
5353 echo "HAX support       $hax"
5354 echo "TCG support       $tcg"
5355 if test "$tcg" = "yes" ; then
5356     echo "TCG debug enabled $debug_tcg"
5357     echo "TCG interpreter   $tcg_interpreter"
5358 fi
5359 echo "RDMA support      $rdma"
5360 echo "fdt support       $fdt"
5361 echo "preadv support    $preadv"
5362 echo "fdatasync         $fdatasync"
5363 echo "madvise           $madvise"
5364 echo "posix_madvise     $posix_madvise"
5365 echo "libcap-ng support $cap_ng"
5366 echo "vhost-net support $vhost_net"
5367 echo "vhost-scsi support $vhost_scsi"
5368 echo "vhost-vsock support $vhost_vsock"
5369 echo "vhost-user support $vhost_user"
5370 echo "Trace backends    $trace_backends"
5371 if have_backend "simple"; then
5372 echo "Trace output file $trace_file-<pid>"
5373 fi
5374 echo "spice support     $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5375 echo "rbd support       $rbd"
5376 echo "xfsctl support    $xfs"
5377 echo "smartcard support $smartcard"
5378 echo "libusb            $libusb"
5379 echo "usb net redir     $usb_redir"
5380 echo "OpenGL support    $opengl"
5381 echo "OpenGL dmabufs    $opengl_dmabuf"
5382 echo "libiscsi support  $libiscsi"
5383 echo "libnfs support    $libnfs"
5384 echo "build guest agent $guest_agent"
5385 echo "QGA VSS support   $guest_agent_with_vss"
5386 echo "QGA w32 disk info $guest_agent_ntddscsi"
5387 echo "QGA MSI support   $guest_agent_msi"
5388 echo "seccomp support   $seccomp"
5389 echo "coroutine backend $coroutine"
5390 echo "coroutine pool    $coroutine_pool"
5391 echo "debug stack usage $debug_stack_usage"
5392 echo "crypto afalg      $crypto_afalg"
5393 echo "GlusterFS support $glusterfs"
5394 echo "gcov              $gcov_tool"
5395 echo "gcov enabled      $gcov"
5396 echo "TPM support       $tpm"
5397 echo "libssh2 support   $libssh2"
5398 echo "TPM passthrough   $tpm_passthrough"
5399 echo "QOM debugging     $qom_cast_debug"
5400 echo "Live block migration $live_block_migration"
5401 echo "lzo support       $lzo"
5402 echo "snappy support    $snappy"
5403 echo "bzip2 support     $bzip2"
5404 echo "NUMA host support $numa"
5405 echo "tcmalloc support  $tcmalloc"
5406 echo "jemalloc support  $jemalloc"
5407 echo "avx2 optimization $avx2_opt"
5408 echo "replication support $replication"
5409 echo "VxHS block device $vxhs"
5410
5411 if test "$sdl_too_old" = "yes"; then
5412 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5413 fi
5414
5415 if test "$supported_cpu" = "no"; then
5416     echo
5417     echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5418     echo
5419     echo "CPU host architecture $cpu support is not currently maintained."
5420     echo "The QEMU project intends to remove support for this host CPU in"
5421     echo "a future release if nobody volunteers to maintain it and to"
5422     echo "provide a build host for our continuous integration setup."
5423     echo "configure has succeeded and you can continue to build, but"
5424     echo "if you care about QEMU on this platform you should contact"
5425     echo "us upstream at qemu-devel@nongnu.org."
5426 fi
5427
5428 if test "$supported_os" = "no"; then
5429     echo
5430     echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5431     echo
5432     echo "Host OS $targetos support is not currently maintained."
5433     echo "The QEMU project intends to remove support for this host OS in"
5434     echo "a future release if nobody volunteers to maintain it and to"
5435     echo "provide a build host for our continuous integration setup."
5436     echo "configure has succeeded and you can continue to build, but"
5437     echo "if you care about QEMU on this platform you should contact"
5438     echo "us upstream at qemu-devel@nongnu.org."
5439 fi
5440
5441 config_host_mak="config-host.mak"
5442
5443 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5444
5445 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5446 echo >> $config_host_mak
5447
5448 echo all: >> $config_host_mak
5449 echo "prefix=$prefix" >> $config_host_mak
5450 echo "bindir=$bindir" >> $config_host_mak
5451 echo "libdir=$libdir" >> $config_host_mak
5452 echo "libexecdir=$libexecdir" >> $config_host_mak
5453 echo "includedir=$includedir" >> $config_host_mak
5454 echo "mandir=$mandir" >> $config_host_mak
5455 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5456 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5457 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5458 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5459 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5460 if test "$mingw32" = "no" ; then
5461   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5462 fi
5463 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5464 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
5465 echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
5466 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
5467 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5468 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5469
5470 echo "ARCH=$ARCH" >> $config_host_mak
5471
5472 if test "$debug_tcg" = "yes" ; then
5473   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5474 fi
5475 if test "$strip_opt" = "yes" ; then
5476   echo "STRIP=${strip}" >> $config_host_mak
5477 fi
5478 if test "$bigendian" = "yes" ; then
5479   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5480 fi
5481 if test "$mingw32" = "yes" ; then
5482   echo "CONFIG_WIN32=y" >> $config_host_mak
5483   rc_version=$(cat $source_path/VERSION)
5484   version_major=${rc_version%%.*}
5485   rc_version=${rc_version#*.}
5486   version_minor=${rc_version%%.*}
5487   rc_version=${rc_version#*.}
5488   version_subminor=${rc_version%%.*}
5489   version_micro=0
5490   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5491   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5492   if test "$guest_agent_with_vss" = "yes" ; then
5493     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5494     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5495     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5496   fi
5497   if test "$guest_agent_ntddscsi" = "yes" ; then
5498     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5499   fi
5500   if test "$guest_agent_msi" = "yes"; then
5501     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5502     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5503     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5504     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5505     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5506     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5507     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5508   fi
5509 else
5510   echo "CONFIG_POSIX=y" >> $config_host_mak
5511 fi
5512
5513 if test "$linux" = "yes" ; then
5514   echo "CONFIG_LINUX=y" >> $config_host_mak
5515 fi
5516
5517 if test "$darwin" = "yes" ; then
5518   echo "CONFIG_DARWIN=y" >> $config_host_mak
5519 fi
5520
5521 if test "$solaris" = "yes" ; then
5522   echo "CONFIG_SOLARIS=y" >> $config_host_mak
5523 fi
5524 if test "$haiku" = "yes" ; then
5525   echo "CONFIG_HAIKU=y" >> $config_host_mak
5526 fi
5527 if test "$static" = "yes" ; then
5528   echo "CONFIG_STATIC=y" >> $config_host_mak
5529 fi
5530 if test "$profiler" = "yes" ; then
5531   echo "CONFIG_PROFILER=y" >> $config_host_mak
5532 fi
5533 if test "$slirp" = "yes" ; then
5534   echo "CONFIG_SLIRP=y" >> $config_host_mak
5535   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5536 fi
5537 if test "$vde" = "yes" ; then
5538   echo "CONFIG_VDE=y" >> $config_host_mak
5539   echo "VDE_LIBS=$vde_libs" >> $config_host_mak
5540 fi
5541 if test "$netmap" = "yes" ; then
5542   echo "CONFIG_NETMAP=y" >> $config_host_mak
5543 fi
5544 if test "$l2tpv3" = "yes" ; then
5545   echo "CONFIG_L2TPV3=y" >> $config_host_mak
5546 fi
5547 if test "$cap_ng" = "yes" ; then
5548   echo "CONFIG_LIBCAP=y" >> $config_host_mak
5549 fi
5550 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
5551 for drv in $audio_drv_list; do
5552     def=CONFIG_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
5553     echo "$def=y" >> $config_host_mak
5554 done
5555 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
5556 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
5557 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
5558 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
5559 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
5560 if test "$audio_pt_int" = "yes" ; then
5561   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
5562 fi
5563 if test "$audio_win_int" = "yes" ; then
5564   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
5565 fi
5566 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
5567 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
5568 if test "$vnc" = "yes" ; then
5569   echo "CONFIG_VNC=y" >> $config_host_mak
5570 fi
5571 if test "$vnc_sasl" = "yes" ; then
5572   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
5573 fi
5574 if test "$vnc_jpeg" = "yes" ; then
5575   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
5576 fi
5577 if test "$vnc_png" = "yes" ; then
5578   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
5579 fi
5580 if test "$fnmatch" = "yes" ; then
5581   echo "CONFIG_FNMATCH=y" >> $config_host_mak
5582 fi
5583 if test "$xfs" = "yes" ; then
5584   echo "CONFIG_XFS=y" >> $config_host_mak
5585 fi
5586 qemu_version=$(head $source_path/VERSION)
5587 echo "VERSION=$qemu_version" >>$config_host_mak
5588 echo "PKGVERSION=$pkgversion" >>$config_host_mak
5589 echo "SRC_PATH=$source_path" >> $config_host_mak
5590 echo "TARGET_DIRS=$target_list" >> $config_host_mak
5591 if [ "$docs" = "yes" ] ; then
5592   echo "BUILD_DOCS=yes" >> $config_host_mak
5593 fi
5594 if test "$modules" = "yes"; then
5595   # $shacmd can generate a hash started with digit, which the compiler doesn't
5596   # like as an symbol. So prefix it with an underscore
5597   echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
5598   echo "CONFIG_MODULES=y" >> $config_host_mak
5599 fi
5600 if test "$sdl" = "yes" ; then
5601   echo "CONFIG_SDL=y" >> $config_host_mak
5602   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
5603   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
5604   echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
5605 fi
5606 if test "$cocoa" = "yes" ; then
5607   echo "CONFIG_COCOA=y" >> $config_host_mak
5608 fi
5609 if test "$curses" = "yes" ; then
5610   echo "CONFIG_CURSES=y" >> $config_host_mak
5611 fi
5612 if test "$pipe2" = "yes" ; then
5613   echo "CONFIG_PIPE2=y" >> $config_host_mak
5614 fi
5615 if test "$accept4" = "yes" ; then
5616   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
5617 fi
5618 if test "$splice" = "yes" ; then
5619   echo "CONFIG_SPLICE=y" >> $config_host_mak
5620 fi
5621 if test "$eventfd" = "yes" ; then
5622   echo "CONFIG_EVENTFD=y" >> $config_host_mak
5623 fi
5624 if test "$memfd" = "yes" ; then
5625   echo "CONFIG_MEMFD=y" >> $config_host_mak
5626 fi
5627 if test "$fallocate" = "yes" ; then
5628   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
5629 fi
5630 if test "$fallocate_punch_hole" = "yes" ; then
5631   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
5632 fi
5633 if test "$fallocate_zero_range" = "yes" ; then
5634   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
5635 fi
5636 if test "$posix_fallocate" = "yes" ; then
5637   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
5638 fi
5639 if test "$sync_file_range" = "yes" ; then
5640   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
5641 fi
5642 if test "$fiemap" = "yes" ; then
5643   echo "CONFIG_FIEMAP=y" >> $config_host_mak
5644 fi
5645 if test "$dup3" = "yes" ; then
5646   echo "CONFIG_DUP3=y" >> $config_host_mak
5647 fi
5648 if test "$ppoll" = "yes" ; then
5649   echo "CONFIG_PPOLL=y" >> $config_host_mak
5650 fi
5651 if test "$prctl_pr_set_timerslack" = "yes" ; then
5652   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5653 fi
5654 if test "$epoll" = "yes" ; then
5655   echo "CONFIG_EPOLL=y" >> $config_host_mak
5656 fi
5657 if test "$epoll_create1" = "yes" ; then
5658   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5659 fi
5660 if test "$sendfile" = "yes" ; then
5661   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5662 fi
5663 if test "$timerfd" = "yes" ; then
5664   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5665 fi
5666 if test "$setns" = "yes" ; then
5667   echo "CONFIG_SETNS=y" >> $config_host_mak
5668 fi
5669 if test "$clock_adjtime" = "yes" ; then
5670   echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
5671 fi
5672 if test "$syncfs" = "yes" ; then
5673   echo "CONFIG_SYNCFS=y" >> $config_host_mak
5674 fi
5675 if test "$inotify" = "yes" ; then
5676   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5677 fi
5678 if test "$inotify1" = "yes" ; then
5679   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5680 fi
5681 if test "$byteswap_h" = "yes" ; then
5682   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5683 fi
5684 if test "$bswap_h" = "yes" ; then
5685   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5686 fi
5687 if test "$curl" = "yes" ; then
5688   echo "CONFIG_CURL=m" >> $config_host_mak
5689   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5690   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5691 fi
5692 if test "$brlapi" = "yes" ; then
5693   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5694   echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
5695 fi
5696 if test "$bluez" = "yes" ; then
5697   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5698   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5699 fi
5700 if test "$glib_subprocess" = "yes" ; then
5701   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5702 fi
5703 if test "$gtk" = "yes" ; then
5704   echo "CONFIG_GTK=y" >> $config_host_mak
5705   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5706   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5707   echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
5708   if test "$gtk_gl" = "yes" ; then
5709     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5710   fi
5711 fi
5712 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
5713 if test "$gnutls" = "yes" ; then
5714   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5715 fi
5716 if test "$gnutls_rnd" = "yes" ; then
5717   echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
5718 fi
5719 if test "$gcrypt" = "yes" ; then
5720   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5721   if test "$gcrypt_hmac" = "yes" ; then
5722     echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
5723   fi
5724   if test "$gcrypt_kdf" = "yes" ; then
5725     echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
5726   fi
5727 fi
5728 if test "$nettle" = "yes" ; then
5729   echo "CONFIG_NETTLE=y" >> $config_host_mak
5730   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5731   if test "$nettle_kdf" = "yes" ; then
5732     echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
5733   fi
5734 fi
5735 if test "$tasn1" = "yes" ; then
5736   echo "CONFIG_TASN1=y" >> $config_host_mak
5737 fi
5738 if test "$have_ifaddrs_h" = "yes" ; then
5739     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5740 fi
5741 if test "$have_broken_size_max" = "yes" ; then
5742     echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
5743 fi
5744
5745 # Work around a system header bug with some kernel/XFS header
5746 # versions where they both try to define 'struct fsxattr':
5747 # xfs headers will not try to redefine structs from linux headers
5748 # if this macro is set.
5749 if test "$have_fsxattr" = "yes" ; then
5750     echo "HAVE_FSXATTR=y" >> $config_host_mak
5751 fi
5752 if test "$vte" = "yes" ; then
5753   echo "CONFIG_VTE=y" >> $config_host_mak
5754   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5755 fi
5756 if test "$virglrenderer" = "yes" ; then
5757   echo "CONFIG_VIRGL=y" >> $config_host_mak
5758   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5759   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5760 fi
5761 if test "$xen" = "yes" ; then
5762   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5763   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5764   if test "$xen_pv_domain_build" = "yes" ; then
5765     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5766   fi
5767 fi
5768 if test "$linux_aio" = "yes" ; then
5769   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5770 fi
5771 if test "$attr" = "yes" ; then
5772   echo "CONFIG_ATTR=y" >> $config_host_mak
5773 fi
5774 if test "$libattr" = "yes" ; then
5775   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5776 fi
5777 if test "$virtfs" = "yes" ; then
5778   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5779 fi
5780 if test "$mpath" = "yes" ; then
5781   echo "CONFIG_MPATH=y" >> $config_host_mak
5782 fi
5783 if test "$vhost_scsi" = "yes" ; then
5784   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5785 fi
5786 if test "$vhost_net" = "yes" -a "$vhost_user" = "yes"; then
5787   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5788 fi
5789 if test "$vhost_vsock" = "yes" ; then
5790   echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
5791 fi
5792 if test "$vhost_user" = "yes" ; then
5793   echo "CONFIG_VHOST_USER=y" >> $config_host_mak
5794 fi
5795 if test "$blobs" = "yes" ; then
5796   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5797 fi
5798 if test "$iovec" = "yes" ; then
5799   echo "CONFIG_IOVEC=y" >> $config_host_mak
5800 fi
5801 if test "$preadv" = "yes" ; then
5802   echo "CONFIG_PREADV=y" >> $config_host_mak
5803 fi
5804 if test "$fdt" = "yes" ; then
5805   echo "CONFIG_FDT=y" >> $config_host_mak
5806 fi
5807 if test "$signalfd" = "yes" ; then
5808   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5809 fi
5810 if test "$tcg" = "yes"; then
5811   echo "CONFIG_TCG=y" >> $config_host_mak
5812   if test "$tcg_interpreter" = "yes" ; then
5813     echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5814   fi
5815 fi
5816 if test "$fdatasync" = "yes" ; then
5817   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5818 fi
5819 if test "$madvise" = "yes" ; then
5820   echo "CONFIG_MADVISE=y" >> $config_host_mak
5821 fi
5822 if test "$posix_madvise" = "yes" ; then
5823   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5824 fi
5825
5826 if test "$spice" = "yes" ; then
5827   echo "CONFIG_SPICE=y" >> $config_host_mak
5828 fi
5829
5830 if test "$smartcard" = "yes" ; then
5831   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5832   echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
5833   echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
5834 fi
5835
5836 if test "$libusb" = "yes" ; then
5837   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5838   echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
5839   echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
5840 fi
5841
5842 if test "$usb_redir" = "yes" ; then
5843   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5844   echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
5845   echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
5846 fi
5847
5848 if test "$opengl" = "yes" ; then
5849   echo "CONFIG_OPENGL=y" >> $config_host_mak
5850   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5851   if test "$opengl_dmabuf" = "yes" ; then
5852     echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
5853   fi
5854 fi
5855
5856 if test "$avx2_opt" = "yes" ; then
5857   echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
5858 fi
5859
5860 if test "$lzo" = "yes" ; then
5861   echo "CONFIG_LZO=y" >> $config_host_mak
5862 fi
5863
5864 if test "$snappy" = "yes" ; then
5865   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5866 fi
5867
5868 if test "$bzip2" = "yes" ; then
5869   echo "CONFIG_BZIP2=y" >> $config_host_mak
5870   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5871 fi
5872
5873 if test "$libiscsi" = "yes" ; then
5874   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5875   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5876   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5877 fi
5878
5879 if test "$libnfs" = "yes" ; then
5880   echo "CONFIG_LIBNFS=m" >> $config_host_mak
5881   echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
5882 fi
5883
5884 if test "$seccomp" = "yes"; then
5885   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5886   echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
5887   echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
5888 fi
5889
5890 # XXX: suppress that
5891 if [ "$bsd" = "yes" ] ; then
5892   echo "CONFIG_BSD=y" >> $config_host_mak
5893 fi
5894
5895 if test "$localtime_r" = "yes" ; then
5896   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5897 fi
5898 if test "$qom_cast_debug" = "yes" ; then
5899   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5900 fi
5901 if test "$rbd" = "yes" ; then
5902   echo "CONFIG_RBD=m" >> $config_host_mak
5903   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5904   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5905 fi
5906
5907 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5908 if test "$coroutine_pool" = "yes" ; then
5909   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5910 else
5911   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5912 fi
5913
5914 if test "$debug_stack_usage" = "yes" ; then
5915   echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
5916 fi
5917
5918 if test "$crypto_afalg" = "yes" ; then
5919   echo "CONFIG_AF_ALG=y" >> $config_host_mak
5920 fi
5921
5922 if test "$open_by_handle_at" = "yes" ; then
5923   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5924 fi
5925
5926 if test "$linux_magic_h" = "yes" ; then
5927   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5928 fi
5929
5930 if test "$pragma_diagnostic_available" = "yes" ; then
5931   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5932 fi
5933
5934 if test "$valgrind_h" = "yes" ; then
5935   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5936 fi
5937
5938 if test "$has_environ" = "yes" ; then
5939   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5940 fi
5941
5942 if test "$cpuid_h" = "yes" ; then
5943   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5944 fi
5945
5946 if test "$int128" = "yes" ; then
5947   echo "CONFIG_INT128=y" >> $config_host_mak
5948 fi
5949
5950 if test "$atomic128" = "yes" ; then
5951   echo "CONFIG_ATOMIC128=y" >> $config_host_mak
5952 fi
5953
5954 if test "$atomic64" = "yes" ; then
5955   echo "CONFIG_ATOMIC64=y" >> $config_host_mak
5956 fi
5957
5958 if test "$getauxval" = "yes" ; then
5959   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5960 fi
5961
5962 if test "$glusterfs" = "yes" ; then
5963   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5964   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5965   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5966 fi
5967
5968 if test "$glusterfs_xlator_opt" = "yes" ; then
5969   echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
5970 fi
5971
5972 if test "$glusterfs_discard" = "yes" ; then
5973   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
5974 fi
5975
5976 if test "$glusterfs_fallocate" = "yes" ; then
5977   echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
5978 fi
5979
5980 if test "$glusterfs_zerofill" = "yes" ; then
5981   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
5982 fi
5983
5984 if test "$libssh2" = "yes" ; then
5985   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
5986   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
5987   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
5988 fi
5989
5990 if test "$live_block_migration" = "yes" ; then
5991   echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
5992 fi
5993
5994 # TPM passthrough support?
5995 if test "$tpm" = "yes"; then
5996   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
5997   if test "$tpm_passthrough" = "yes"; then
5998     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
5999   fi
6000 fi
6001
6002 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
6003 if have_backend "nop"; then
6004   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
6005 fi
6006 if have_backend "simple"; then
6007   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
6008   # Set the appropriate trace file.
6009   trace_file="\"$trace_file-\" FMT_pid"
6010 fi
6011 if have_backend "log"; then
6012   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
6013 fi
6014 if have_backend "ust"; then
6015   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
6016 fi
6017 if have_backend "dtrace"; then
6018   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
6019   if test "$trace_backend_stap" = "yes" ; then
6020     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
6021   fi
6022 fi
6023 if have_backend "ftrace"; then
6024   if test "$linux" = "yes" ; then
6025     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
6026   else
6027     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
6028   fi
6029 fi
6030 if have_backend "syslog"; then
6031   if test "$posix_syslog" = "yes" ; then
6032     echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
6033   else
6034     feature_not_found "syslog(trace backend)" "syslog not available"
6035   fi
6036 fi
6037 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
6038
6039 if test "$rdma" = "yes" ; then
6040   echo "CONFIG_RDMA=y" >> $config_host_mak
6041   echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
6042 fi
6043
6044 if test "$have_rtnetlink" = "yes" ; then
6045   echo "CONFIG_RTNETLINK=y" >> $config_host_mak
6046 fi
6047
6048 if test "$replication" = "yes" ; then
6049   echo "CONFIG_REPLICATION=y" >> $config_host_mak
6050 fi
6051
6052 if test "$have_af_vsock" = "yes" ; then
6053   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
6054 fi
6055
6056 if test "$have_sysmacros" = "yes" ; then
6057   echo "CONFIG_SYSMACROS=y" >> $config_host_mak
6058 fi
6059
6060 if test "$have_static_assert" = "yes" ; then
6061   echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
6062 fi
6063
6064 if test "$have_utmpx" = "yes" ; then
6065   echo "HAVE_UTMPX=y" >> $config_host_mak
6066 fi
6067
6068 if test "$ivshmem" = "yes" ; then
6069   echo "CONFIG_IVSHMEM=y" >> $config_host_mak
6070 fi
6071
6072 # Hold two types of flag:
6073 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
6074 #                                     a thread we have a handle to
6075 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
6076 #                                     platform
6077 if test "$pthread_setname_np" = "yes" ; then
6078   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
6079   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
6080 fi
6081
6082 if test "$vxhs" = "yes" ; then
6083   echo "CONFIG_VXHS=y" >> $config_host_mak
6084   echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
6085 fi
6086
6087 if test "$tcg_interpreter" = "yes"; then
6088   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
6089 elif test "$ARCH" = "sparc64" ; then
6090   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
6091 elif test "$ARCH" = "s390x" ; then
6092   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
6093 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
6094   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
6095 elif test "$ARCH" = "ppc64" ; then
6096   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
6097 else
6098   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
6099 fi
6100 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
6101
6102 echo "TOOLS=$tools" >> $config_host_mak
6103 echo "ROMS=$roms" >> $config_host_mak
6104 echo "MAKE=$make" >> $config_host_mak
6105 echo "INSTALL=$install" >> $config_host_mak
6106 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
6107 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
6108 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
6109 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6110 echo "PYTHON=$python" >> $config_host_mak
6111 echo "CC=$cc" >> $config_host_mak
6112 if $iasl -h > /dev/null 2>&1; then
6113   echo "IASL=$iasl" >> $config_host_mak
6114 fi
6115 echo "CC_I386=$cc_i386" >> $config_host_mak
6116 echo "HOST_CC=$host_cc" >> $config_host_mak
6117 echo "CXX=$cxx" >> $config_host_mak
6118 echo "OBJCC=$objcc" >> $config_host_mak
6119 echo "AR=$ar" >> $config_host_mak
6120 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6121 echo "AS=$as" >> $config_host_mak
6122 echo "CCAS=$ccas" >> $config_host_mak
6123 echo "CPP=$cpp" >> $config_host_mak
6124 echo "OBJCOPY=$objcopy" >> $config_host_mak
6125 echo "LD=$ld" >> $config_host_mak
6126 echo "NM=$nm" >> $config_host_mak
6127 echo "WINDRES=$windres" >> $config_host_mak
6128 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6129 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6130 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6131 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6132 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6133 if test "$sparse" = "yes" ; then
6134   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
6135   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
6136   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
6137   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
6138   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6139 fi
6140 if test "$cross_prefix" != ""; then
6141   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
6142 else
6143   echo "AUTOCONF_HOST := "                             >> $config_host_mak
6144 fi
6145 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6146 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6147 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6148 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6149 echo "LIBS+=$LIBS" >> $config_host_mak
6150 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6151 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6152 echo "EXESUF=$EXESUF" >> $config_host_mak
6153 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6154 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6155 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6156 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6157 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6158 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6159 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6160 if test "$gcov" = "yes" ; then
6161   echo "CONFIG_GCOV=y" >> $config_host_mak
6162   echo "GCOV=$gcov_tool" >> $config_host_mak
6163 fi
6164
6165 # use included Linux headers
6166 if test "$linux" = "yes" ; then
6167   mkdir -p linux-headers
6168   case "$cpu" in
6169   i386|x86_64|x32)
6170     linux_arch=x86
6171     ;;
6172   ppcemb|ppc|ppc64)
6173     linux_arch=powerpc
6174     ;;
6175   s390x)
6176     linux_arch=s390
6177     ;;
6178   aarch64)
6179     linux_arch=arm64
6180     ;;
6181   mips64)
6182     linux_arch=mips
6183     ;;
6184   *)
6185     # For most CPUs the kernel architecture name and QEMU CPU name match.
6186     linux_arch="$cpu"
6187     ;;
6188   esac
6189     # For non-KVM architectures we will not have asm headers
6190     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6191       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6192     fi
6193 fi
6194
6195 for target in $target_list; do
6196 target_dir="$target"
6197 config_target_mak=$target_dir/config-target.mak
6198 target_name=$(echo $target | cut -d '-' -f 1)
6199 target_bigendian="no"
6200
6201 case "$target_name" in
6202   armeb|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6203   target_bigendian=yes
6204   ;;
6205 esac
6206 target_softmmu="no"
6207 target_user_only="no"
6208 target_linux_user="no"
6209 target_bsd_user="no"
6210 case "$target" in
6211   ${target_name}-softmmu)
6212     target_softmmu="yes"
6213     ;;
6214   ${target_name}-linux-user)
6215     target_user_only="yes"
6216     target_linux_user="yes"
6217     ;;
6218   ${target_name}-bsd-user)
6219     target_user_only="yes"
6220     target_bsd_user="yes"
6221     ;;
6222   *)
6223     error_exit "Target '$target' not recognised"
6224     exit 1
6225     ;;
6226 esac
6227
6228 mkdir -p $target_dir
6229 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6230
6231 bflt="no"
6232 mttcg="no"
6233 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6234 gdb_xml_files=""
6235
6236 TARGET_ARCH="$target_name"
6237 TARGET_BASE_ARCH=""
6238 TARGET_ABI_DIR=""
6239
6240 case "$target_name" in
6241   i386)
6242     gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6243   ;;
6244   x86_64)
6245     TARGET_BASE_ARCH=i386
6246     gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6247   ;;
6248   alpha)
6249     mttcg="yes"
6250   ;;
6251   arm|armeb)
6252     TARGET_ARCH=arm
6253     bflt="yes"
6254     mttcg="yes"
6255     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6256   ;;
6257   aarch64)
6258     TARGET_BASE_ARCH=arm
6259     bflt="yes"
6260     mttcg="yes"
6261     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6262   ;;
6263   cris)
6264   ;;
6265   hppa)
6266   ;;
6267   lm32)
6268   ;;
6269   m68k)
6270     bflt="yes"
6271     gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6272   ;;
6273   microblaze|microblazeel)
6274     TARGET_ARCH=microblaze
6275     bflt="yes"
6276   ;;
6277   mips|mipsel)
6278     TARGET_ARCH=mips
6279     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6280   ;;
6281   mipsn32|mipsn32el)
6282     TARGET_ARCH=mips64
6283     TARGET_BASE_ARCH=mips
6284     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6285     echo "TARGET_ABI32=y" >> $config_target_mak
6286   ;;
6287   mips64|mips64el)
6288     TARGET_ARCH=mips64
6289     TARGET_BASE_ARCH=mips
6290     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6291   ;;
6292   moxie)
6293   ;;
6294   nios2)
6295   ;;
6296   or1k)
6297     TARGET_ARCH=openrisc
6298     TARGET_BASE_ARCH=openrisc
6299   ;;
6300   ppc)
6301     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6302   ;;
6303   ppcemb)
6304     TARGET_BASE_ARCH=ppc
6305     TARGET_ABI_DIR=ppc
6306     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6307   ;;
6308   ppc64)
6309     TARGET_BASE_ARCH=ppc
6310     TARGET_ABI_DIR=ppc
6311     mttcg=yes
6312     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6313   ;;
6314   ppc64le)
6315     TARGET_ARCH=ppc64
6316     TARGET_BASE_ARCH=ppc
6317     TARGET_ABI_DIR=ppc
6318     mttcg=yes
6319     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6320   ;;
6321   ppc64abi32)
6322     TARGET_ARCH=ppc64
6323     TARGET_BASE_ARCH=ppc
6324     TARGET_ABI_DIR=ppc
6325     echo "TARGET_ABI32=y" >> $config_target_mak
6326     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6327   ;;
6328   sh4|sh4eb)
6329     TARGET_ARCH=sh4
6330     bflt="yes"
6331   ;;
6332   sparc)
6333   ;;
6334   sparc64)
6335     TARGET_BASE_ARCH=sparc
6336   ;;
6337   sparc32plus)
6338     TARGET_ARCH=sparc64
6339     TARGET_BASE_ARCH=sparc
6340     TARGET_ABI_DIR=sparc
6341     echo "TARGET_ABI32=y" >> $config_target_mak
6342   ;;
6343   s390x)
6344     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6345   ;;
6346   tilegx)
6347   ;;
6348   tricore)
6349   ;;
6350   unicore32)
6351   ;;
6352   xtensa|xtensaeb)
6353     TARGET_ARCH=xtensa
6354   ;;
6355   *)
6356     error_exit "Unsupported target CPU"
6357   ;;
6358 esac
6359 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6360 if [ "$TARGET_BASE_ARCH" = "" ]; then
6361   TARGET_BASE_ARCH=$TARGET_ARCH
6362 fi
6363
6364 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6365
6366 upper() {
6367     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6368 }
6369
6370 target_arch_name="$(upper $TARGET_ARCH)"
6371 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6372 echo "TARGET_NAME=$target_name" >> $config_target_mak
6373 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6374 if [ "$TARGET_ABI_DIR" = "" ]; then
6375   TARGET_ABI_DIR=$TARGET_ARCH
6376 fi
6377 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6378 if [ "$HOST_VARIANT_DIR" != "" ]; then
6379     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6380 fi
6381
6382 if supported_xen_target $target; then
6383     echo "CONFIG_XEN=y" >> $config_target_mak
6384     if test "$xen_pci_passthrough" = yes; then
6385         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6386     fi
6387 fi
6388 if supported_kvm_target $target; then
6389     echo "CONFIG_KVM=y" >> $config_target_mak
6390     if test "$vhost_net" = "yes" ; then
6391         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6392         if test "$vhost_user" = "yes" ; then
6393             echo "CONFIG_VHOST_USER_NET_TEST_$target_name=y" >> $config_host_mak
6394         fi
6395     fi
6396 fi
6397 if supported_hax_target $target; then
6398     echo "CONFIG_HAX=y" >> $config_target_mak
6399 fi
6400 if test "$target_bigendian" = "yes" ; then
6401   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6402 fi
6403 if test "$target_softmmu" = "yes" ; then
6404   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6405   if test "$mttcg" = "yes" ; then
6406     echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6407   fi
6408 fi
6409 if test "$target_user_only" = "yes" ; then
6410   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6411   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6412 fi
6413 if test "$target_linux_user" = "yes" ; then
6414   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6415 fi
6416 list=""
6417 if test ! -z "$gdb_xml_files" ; then
6418   for x in $gdb_xml_files; do
6419     list="$list $source_path/gdb-xml/$x"
6420   done
6421   echo "TARGET_XML_FILES=$list" >> $config_target_mak
6422 fi
6423
6424 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6425   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6426 fi
6427 if test "$target_bsd_user" = "yes" ; then
6428   echo "CONFIG_BSD_USER=y" >> $config_target_mak
6429 fi
6430
6431 # generate QEMU_CFLAGS/LDFLAGS for targets
6432
6433 cflags=""
6434 ldflags=""
6435
6436 disas_config() {
6437   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6438   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6439 }
6440
6441 for i in $ARCH $TARGET_BASE_ARCH ; do
6442   case "$i" in
6443   alpha)
6444     disas_config "ALPHA"
6445   ;;
6446   aarch64)
6447     if test -n "${cxx}"; then
6448       disas_config "ARM_A64"
6449     fi
6450   ;;
6451   arm)
6452     disas_config "ARM"
6453     if test -n "${cxx}"; then
6454       disas_config "ARM_A64"
6455     fi
6456   ;;
6457   cris)
6458     disas_config "CRIS"
6459   ;;
6460   hppa)
6461     disas_config "HPPA"
6462   ;;
6463   i386|x86_64|x32)
6464     disas_config "I386"
6465   ;;
6466   lm32)
6467     disas_config "LM32"
6468   ;;
6469   m68k)
6470     disas_config "M68K"
6471   ;;
6472   microblaze*)
6473     disas_config "MICROBLAZE"
6474   ;;
6475   mips*)
6476     disas_config "MIPS"
6477   ;;
6478   moxie*)
6479     disas_config "MOXIE"
6480   ;;
6481   nios2)
6482     disas_config "NIOS2"
6483   ;;
6484   or1k)
6485     disas_config "OPENRISC"
6486   ;;
6487   ppc*)
6488     disas_config "PPC"
6489   ;;
6490   s390*)
6491     disas_config "S390"
6492   ;;
6493   sh4)
6494     disas_config "SH4"
6495   ;;
6496   sparc*)
6497     disas_config "SPARC"
6498   ;;
6499   xtensa*)
6500     disas_config "XTENSA"
6501   ;;
6502   esac
6503 done
6504 if test "$tcg_interpreter" = "yes" ; then
6505   disas_config "TCI"
6506 fi
6507
6508 case "$ARCH" in
6509 alpha)
6510   # Ensure there's only a single GP
6511   cflags="-msmall-data $cflags"
6512 ;;
6513 esac
6514
6515 if test "$gprof" = "yes" ; then
6516   echo "TARGET_GPROF=yes" >> $config_target_mak
6517   if test "$target_linux_user" = "yes" ; then
6518     cflags="-p $cflags"
6519     ldflags="-p $ldflags"
6520   fi
6521   if test "$target_softmmu" = "yes" ; then
6522     ldflags="-p $ldflags"
6523     echo "GPROF_CFLAGS=-p" >> $config_target_mak
6524   fi
6525 fi
6526
6527 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
6528   ldflags="$ldflags $textseg_ldflags"
6529 fi
6530
6531 # Newer kernels on s390 check for an S390_PGSTE program header and
6532 # enable the pgste page table extensions in that case. This makes
6533 # the vm.allocate_pgste sysctl unnecessary. We enable this program
6534 # header if
6535 #  - we build on s390x
6536 #  - we build the system emulation for s390x (qemu-system-s390x)
6537 #  - KVM is enabled
6538 #  - the linker supports --s390-pgste
6539 if test "$TARGET_ARCH" = "s390x" -a "$target_softmmu" = "yes"  -a "$ARCH" = "s390x" -a "$kvm" = "yes"; then
6540     if ld_has --s390-pgste ; then
6541         ldflags="-Wl,--s390-pgste $ldflags"
6542     fi
6543 fi
6544
6545 echo "LDFLAGS+=$ldflags" >> $config_target_mak
6546 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
6547
6548 done # for target in $targets
6549
6550 if [ "$dtc_internal" = "yes" ]; then
6551   echo "config-host.h: subdir-dtc" >> $config_host_mak
6552 fi
6553
6554 if test "$numa" = "yes"; then
6555   echo "CONFIG_NUMA=y" >> $config_host_mak
6556 fi
6557
6558 if test "$ccache_cpp2" = "yes"; then
6559   echo "export CCACHE_CPP2=y" >> $config_host_mak
6560 fi
6561
6562 # build tree in object directory in case the source is not in the current directory
6563 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests tests/vm"
6564 DIRS="$DIRS docs docs/interop fsdev scsi"
6565 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
6566 DIRS="$DIRS roms/seabios roms/vgabios"
6567 DIRS="$DIRS qapi-generated"
6568 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
6569 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
6570 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
6571 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
6572 FILES="$FILES pc-bios/spapr-rtas/Makefile"
6573 FILES="$FILES pc-bios/s390-ccw/Makefile"
6574 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
6575 FILES="$FILES pc-bios/qemu-icon.bmp"
6576 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
6577 for bios_file in \
6578     $source_path/pc-bios/*.bin \
6579     $source_path/pc-bios/*.lid \
6580     $source_path/pc-bios/*.aml \
6581     $source_path/pc-bios/*.rom \
6582     $source_path/pc-bios/*.dtb \
6583     $source_path/pc-bios/*.img \
6584     $source_path/pc-bios/openbios-* \
6585     $source_path/pc-bios/u-boot.* \
6586     $source_path/pc-bios/palcode-*
6587 do
6588     FILES="$FILES pc-bios/$(basename $bios_file)"
6589 done
6590 for test_file in $(find $source_path/tests/acpi-test-data -type f)
6591 do
6592     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
6593 done
6594 mkdir -p $DIRS
6595 for f in $FILES ; do
6596     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
6597         symlink "$source_path/$f" "$f"
6598     fi
6599 done
6600
6601 # temporary config to build submodules
6602 for rom in seabios vgabios ; do
6603     config_mak=roms/$rom/config.mak
6604     echo "# Automatically generated by configure - do not modify" > $config_mak
6605     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
6606     echo "AS=$as" >> $config_mak
6607     echo "CCAS=$ccas" >> $config_mak
6608     echo "CC=$cc" >> $config_mak
6609     echo "BCC=bcc" >> $config_mak
6610     echo "CPP=$cpp" >> $config_mak
6611     echo "OBJCOPY=objcopy" >> $config_mak
6612     echo "IASL=$iasl" >> $config_mak
6613     echo "LD=$ld" >> $config_mak
6614 done
6615
6616 # set up tests data directory
6617 if [ ! -e tests/data ]; then
6618     symlink "$source_path/tests/data" tests/data
6619 fi
6620
6621 # set up qemu-iotests in this build directory
6622 iotests_common_env="tests/qemu-iotests/common.env"
6623 iotests_check="tests/qemu-iotests/check"
6624
6625 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
6626 echo >> "$iotests_common_env"
6627 echo "export PYTHON='$python'" >> "$iotests_common_env"
6628
6629 if [ ! -e "$iotests_check" ]; then
6630     symlink "$source_path/$iotests_check" "$iotests_check"
6631 fi
6632
6633 # Save the configure command line for later reuse.
6634 cat <<EOD >config.status
6635 #!/bin/sh
6636 # Generated by configure.
6637 # Run this file to recreate the current configuration.
6638 # Compiler output produced by configure, useful for debugging
6639 # configure, is in config.log if it exists.
6640 EOD
6641 printf "exec" >>config.status
6642 printf " '%s'" "$0" "$@" >>config.status
6643 echo ' "$@"' >>config.status
6644 chmod +x config.status
6645
6646 rm -r "$TMPDIR1"