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