configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Don't allow CCACHE, if present, to use cached results of compile tests!
  12 export CCACHE_RECACHE=yes
  13
  14 # Temporary directory used for files created while
  15 # configure runs. Since it is in the build directory
  16 # we can safely blow away any previous version of it
  17 # (and we need not jump through hoops to try to delete
  18 # it when configure exits.)
  19 TMPDIR1="config-temp"
  20 rm -rf "${TMPDIR1}"
  21 mkdir -p "${TMPDIR1}"
  22 if [ $? -ne 0 ]; then
  23     echo "ERROR: failed to create temporary directory"
  24     exit 1
  25 fi
  26
  27 TMPB="qemu-conf"
  28 TMPC="${TMPDIR1}/${TMPB}.c"
  29 TMPO="${TMPDIR1}/${TMPB}.o"
  30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  31 TMPE="${TMPDIR1}/${TMPB}.exe"
  32 TMPMO="${TMPDIR1}/${TMPB}.mo"
  33
  34 rm -f config.log
  35
  36 # Print a helpful header at the top of config.log
  37 echo "# QEMU configure log $(date)" >> config.log
  38 printf "# Configured with:" >> config.log
  39 printf " '%s'" "$0" "$@" >> config.log
  40 echo >> config.log
  41 echo "#" >> config.log
  42
  43 print_error() {
  44     (echo
  45     echo "ERROR: $1"
  46     while test -n "$2"; do
  47         echo "       $2"
  48         shift
  49     done
  50     echo) >&2
  51 }
  52
  53 error_exit() {
  54     print_error "$@"
  55     exit 1
  56 }
  57
  58 do_compiler() {
  59     # Run the compiler, capturing its output to the log. First argument
  60     # is compiler binary to execute.
  61     local compiler="$1"
  62     shift
  63     echo $compiler "$@" >> config.log
  64     $compiler "$@" >> config.log 2>&1 || return $?
  65     # Test passed. If this is an --enable-werror build, rerun
  66     # the test with -Werror and bail out if it fails. This
  67     # makes warning-generating-errors in configure test code
  68     # obvious to developers.
  69     if test "$werror" != "yes"; then
  70         return 0
  71     fi
  72     # Don't bother rerunning the compile if we were already using -Werror
  73     case "$*" in
  74         *-Werror*)
  75            return 0
  76         ;;
  77     esac
  78     echo $compiler -Werror "$@" >> config.log
  79     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  80     error_exit "configure test passed without -Werror but failed with -Werror." \
  81         "This is probably a bug in the configure script. The failing command" \
  82         "will be at the bottom of config.log." \
  83         "You can run configure with --disable-werror to bypass this check."
  84 }
  85
  86 do_cc() {
  87     do_compiler "$cc" "$@"
  88 }
  89
  90 do_cxx() {
  91     do_compiler "$cxx" "$@"
  92 }
  93
  94 update_cxxflags() {
  95     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  96     # options which some versions of GCC's C++ compiler complain about
  97     # because they only make sense for C programs.
  98     QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS"
  99
 100     for arg in $QEMU_CFLAGS; do
 101         case $arg in
 102             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
 103             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
 104                 ;;
 105             *)
 106                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 107                 ;;
 108         esac
 109     done
 110 }
 111
 112 compile_object() {
 113   local_cflags="$1"
 114   do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
 115 }
 116
 117 compile_prog() {
 118   local_cflags="$1"
 119   local_ldflags="$2"
 120   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 121 }
 122
 123 # symbolically link $1 to $2.  Portable version of "ln -sf".
 124 symlink() {
 125   rm -rf "$2"
 126   mkdir -p "$(dirname "$2")"
 127   ln -s "$1" "$2"
 128 }
 129
 130 # check whether a command is available to this shell (may be either an
 131 # executable or a builtin)
 132 has() {
 133     type "$1" >/dev/null 2>&1
 134 }
 135
 136 # search for an executable in PATH
 137 path_of() {
 138     local_command="$1"
 139     local_ifs="$IFS"
 140     local_dir=""
 141
 142     # pathname has a dir component?
 143     if [ "${local_command#*/}" != "$local_command" ]; then
 144         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 145             echo "$local_command"
 146             return 0
 147         fi
 148     fi
 149     if [ -z "$local_command" ]; then
 150         return 1
 151     fi
 152
 153     IFS=:
 154     for local_dir in $PATH; do
 155         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 156             echo "$local_dir/$local_command"
 157             IFS="${local_ifs:-$(printf ' \t\n')}"
 158             return 0
 159         fi
 160     done
 161     # not found
 162     IFS="${local_ifs:-$(printf ' \t\n')}"
 163     return 1
 164 }
 165
 166 have_backend () {
 167     echo "$trace_backends" | grep "$1" >/dev/null
 168 }
 169
 170 glob() {
 171     eval test -z '"${1#'"$2"'}"'
 172 }
 173
 174 supported_hax_target() {
 175     test "$hax" = "yes" || return 1
 176     glob "$1" "*-softmmu" || return 1
 177     case "${1%-softmmu}" in
 178         i386|x86_64)
 179             return 0
 180         ;;
 181     esac
 182     return 1
 183 }
 184
 185 supported_kvm_target() {
 186     test "$kvm" = "yes" || return 1
 187     glob "$1" "*-softmmu" || return 1
 188     case "${1%-softmmu}:$cpu" in
 189         arm:arm | aarch64:aarch64 | \
 190         i386:i386 | i386:x86_64 | i386:x32 | \
 191         x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
 192         mips:mips | mipsel:mips | \
 193         ppc:ppc | ppcemb:ppc | ppc64:ppc | \
 194         ppc:ppc64 | ppcemb:ppc64 | ppc64:ppc64 | \
 195         s390x:s390x)
 196             return 0
 197         ;;
 198     esac
 199     return 1
 200 }
 201
 202 supported_xen_target() {
 203     test "$xen" = "yes" || return 1
 204     glob "$1" "*-softmmu" || return 1
 205     # Only i386 and x86_64 provide the xenpv machine.
 206     case "${1%-softmmu}" in
 207         i386|x86_64)
 208             return 0
 209         ;;
 210     esac
 211     return 1
 212 }
 213
 214 supported_target() {
 215     case "$1" in
 216         *-softmmu)
 217             ;;
 218         *-linux-user)
 219             if test "$linux" != "yes"; then
 220                 print_error "Target '$target' is only available on a Linux host"
 221                 return 1
 222             fi
 223             ;;
 224         *-bsd-user)
 225             if test "$bsd" != "yes"; then
 226                 print_error "Target '$target' is only available on a BSD host"
 227                 return 1
 228             fi
 229             ;;
 230         *)
 231             print_error "Invalid target name '$target'"
 232             return 1
 233             ;;
 234     esac
 235     test "$tcg" = "yes" && return 0
 236     supported_kvm_target "$1" && return 0
 237     supported_xen_target "$1" && return 0
 238     supported_hax_target "$1" && return 0
 239     print_error "TCG disabled, but hardware accelerator not available for '$target'"
 240     return 1
 241 }
 242
 243
 244 ld_has() {
 245     $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
 246 }
 247
 248 # default parameters
 249 source_path=$(dirname "$0")
 250 cpu=""
 251 iasl="iasl"
 252 interp_prefix="/usr/gnemul/qemu-%M"
 253 static="no"
 254 cross_prefix=""
 255 audio_drv_list=""
 256 block_drv_rw_whitelist=""
 257 block_drv_ro_whitelist=""
 258 host_cc="cc"
 259 libs_softmmu=""
 260 libs_tools=""
 261 audio_pt_int=""
 262 audio_win_int=""
 263 cc_i386=i386-pc-linux-gnu-gcc
 264 libs_qga=""
 265 debug_info="yes"
 266 stack_protector=""
 267
 268 # Don't accept a target_list environment variable.
 269 unset target_list
 270
 271 # Default value for a variable defining feature "foo".
 272 #  * foo="no"  feature will only be used if --enable-foo arg is given
 273 #  * foo=""    feature will be searched for, and if found, will be used
 274 #              unless --disable-foo is given
 275 #  * foo="yes" this value will only be set by --enable-foo flag.
 276 #              feature will searched for,
 277 #              if not found, configure exits with error
 278 #
 279 # Always add --enable-foo and --disable-foo command line args.
 280 # Distributions want to ensure that several features are compiled in, and it
 281 # is impossible without a --enable-foo that exits if a feature is not found.
 282
 283 bluez=""
 284 brlapi=""
 285 curl=""
 286 curses=""
 287 docs=""
 288 fdt=""
 289 netmap="no"
 290 sdl=""
 291 sdlabi=""
 292 virtfs=""
 293 mpath=""
 294 vnc="yes"
 295 sparse="no"
 296 vde=""
 297 vnc_sasl=""
 298 vnc_jpeg=""
 299 vnc_png=""
 300 xen=""
 301 xen_ctrl_version=""
 302 xen_pv_domain_build="no"
 303 xen_pci_passthrough=""
 304 linux_aio=""
 305 cap_ng=""
 306 attr=""
 307 libattr=""
 308 xfs=""
 309 tcg="yes"
 310
 311 vhost_net="no"
 312 vhost_scsi="no"
 313 vhost_vsock="no"
 314 vhost_user=""
 315 kvm="no"
 316 hax="no"
 317 rdma=""
 318 gprof="no"
 319 debug_tcg="no"
 320 debug="no"
 321 fortify_source=""
 322 strip_opt="yes"
 323 tcg_interpreter="no"
 324 bigendian="no"
 325 mingw32="no"
 326 gcov="no"
 327 gcov_tool="gcov"
 328 EXESUF=""
 329 DSOSUF=".so"
 330 LDFLAGS_SHARED="-shared"
 331 modules="no"
 332 prefix="/usr/local"
 333 mandir="\${prefix}/share/man"
 334 datadir="\${prefix}/share"
 335 firmwarepath="\${prefix}/share/qemu-firmware"
 336 qemu_docdir="\${prefix}/share/doc/qemu"
 337 bindir="\${prefix}/bin"
 338 libdir="\${prefix}/lib"
 339 libexecdir="\${prefix}/libexec"
 340 includedir="\${prefix}/include"
 341 sysconfdir="\${prefix}/etc"
 342 local_statedir="\${prefix}/var"
 343 confsuffix="/qemu"
 344 slirp="yes"
 345 oss_lib=""
 346 bsd="no"
 347 linux="no"
 348 solaris="no"
 349 profiler="no"
 350 cocoa="no"
 351 softmmu="yes"
 352 linux_user="no"
 353 bsd_user="no"
 354 blobs="yes"
 355 pkgversion=""
 356 pie=""
 357 qom_cast_debug="yes"
 358 trace_backends="log"
 359 trace_file="trace"
 360 spice=""
 361 rbd=""
 362 smartcard=""
 363 libusb=""
 364 usb_redir=""
 365 opengl=""
 366 opengl_dmabuf="no"
 367 cpuid_h="no"
 368 avx2_opt="no"
 369 zlib="yes"
 370 lzo=""
 371 snappy=""
 372 bzip2=""
 373 guest_agent=""
 374 guest_agent_with_vss="no"
 375 guest_agent_ntddscsi="no"
 376 guest_agent_msi=""
 377 vss_win32_sdk=""
 378 win_sdk="no"
 379 want_tools="yes"
 380 libiscsi=""
 381 libnfs=""
 382 coroutine=""
 383 coroutine_pool=""
 384 debug_stack_usage="no"
 385 crypto_afalg="no"
 386 seccomp=""
 387 glusterfs=""
 388 glusterfs_xlator_opt="no"
 389 glusterfs_discard="no"
 390 glusterfs_fallocate="no"
 391 glusterfs_zerofill="no"
 392 gtk=""
 393 gtkabi=""
 394 gtk_gl="no"
 395 tls_priority="NORMAL"
 396 gnutls=""
 397 gnutls_rnd=""
 398 nettle=""
 399 nettle_kdf="no"
 400 gcrypt=""
 401 gcrypt_hmac="no"
 402 gcrypt_kdf="no"
 403 vte=""
 404 virglrenderer=""
 405 tpm="yes"
 406 libssh2=""
 407 live_block_migration="yes"
 408 numa=""
 409 tcmalloc="no"
 410 jemalloc="no"
 411 replication="yes"
 412 vxhs=""
 413
 414 supported_cpu="no"
 415 supported_os="no"
 416 bogus_os="no"
 417
 418 # parse CC options first
 419 for opt do
 420   optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
 421   case "$opt" in
 422   --cross-prefix=*) cross_prefix="$optarg"
 423   ;;
 424   --cc=*) CC="$optarg"
 425   ;;
 426   --cxx=*) CXX="$optarg"
 427   ;;
 428   --source-path=*) source_path="$optarg"
 429   ;;
 430   --cpu=*) cpu="$optarg"
 431   ;;
 432   --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
 433                     EXTRA_CFLAGS="$optarg"
 434   ;;
 435   --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
 436                       EXTRA_CXXFLAGS="$optarg"
 437   ;;
 438   --extra-ldflags=*) LDFLAGS="$LDFLAGS $optarg"
 439                      EXTRA_LDFLAGS="$optarg"
 440   ;;
 441   --enable-debug-info) debug_info="yes"
 442   ;;
 443   --disable-debug-info) debug_info="no"
 444   ;;
 445   esac
 446 done
 447 # OS specific
 448 # Using uname is really, really broken.  Once we have the right set of checks
 449 # we can eliminate its usage altogether.
 450
 451 # Preferred compiler:
 452 #  ${CC} (if set)
 453 #  ${cross_prefix}gcc (if cross-prefix specified)
 454 #  system compiler
 455 if test -z "${CC}${cross_prefix}"; then
 456   cc="$host_cc"
 457 else
 458   cc="${CC-${cross_prefix}gcc}"
 459 fi
 460
 461 if test -z "${CXX}${cross_prefix}"; then
 462   cxx="c++"
 463 else
 464   cxx="${CXX-${cross_prefix}g++}"
 465 fi
 466
 467 ar="${AR-${cross_prefix}ar}"
 468 as="${AS-${cross_prefix}as}"
 469 ccas="${CCAS-$cc}"
 470 cpp="${CPP-$cc -E}"
 471 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 472 ld="${LD-${cross_prefix}ld}"
 473 nm="${NM-${cross_prefix}nm}"
 474 strip="${STRIP-${cross_prefix}strip}"
 475 windres="${WINDRES-${cross_prefix}windres}"
 476 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 477 query_pkg_config() {
 478     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 479 }
 480 pkg_config=query_pkg_config
 481 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 482 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 483
 484 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 485 ARFLAGS="${ARFLAGS-rv}"
 486
 487 # default flags for all hosts
 488 # We use -fwrapv to tell the compiler that we require a C dialect where
 489 # left shift of signed integers is well defined and has the expected
 490 # 2s-complement style results. (Both clang and gcc agree that it
 491 # provides these semantics.)
 492 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv $QEMU_CFLAGS"
 493 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 494 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 495 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 496 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/accel/tcg -I\$(SRC_PATH)/include"
 497 if test "$debug_info" = "yes"; then
 498     CFLAGS="-g $CFLAGS"
 499     LDFLAGS="-g $LDFLAGS"
 500 fi
 501
 502 # make source path absolute
 503 source_path=$(cd "$source_path"; pwd)
 504
 505 # running configure in the source tree?
 506 # we know that's the case if configure is there.
 507 if test -f "./configure"; then
 508     pwd_is_source_path="y"
 509 else
 510     pwd_is_source_path="n"
 511 fi
 512
 513 check_define() {
 514 cat > $TMPC <<EOF
 515 #if !defined($1)
 516 #error $1 not defined
 517 #endif
 518 int main(void) { return 0; }
 519 EOF
 520   compile_object
 521 }
 522
 523 check_include() {
 524 cat > $TMPC <<EOF
 525 #include <$1>
 526 int main(void) { return 0; }
 527 EOF
 528   compile_object
 529 }
 530
 531 write_c_skeleton() {
 532     cat > $TMPC <<EOF
 533 int main(void) { return 0; }
 534 EOF
 535 }
 536
 537 if check_define __linux__ ; then
 538   targetos="Linux"
 539 elif check_define _WIN32 ; then
 540   targetos='MINGW32'
 541 elif check_define __OpenBSD__ ; then
 542   targetos='OpenBSD'
 543 elif check_define __sun__ ; then
 544   targetos='SunOS'
 545 elif check_define __HAIKU__ ; then
 546   targetos='Haiku'
 547 elif check_define __FreeBSD__ ; then
 548   targetos='FreeBSD'
 549 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
 550   targetos='GNU/kFreeBSD'
 551 elif check_define __DragonFly__ ; then
 552   targetos='DragonFly'
 553 elif check_define __NetBSD__; then
 554   targetos='NetBSD'
 555 elif check_define __APPLE__; then
 556   targetos='Darwin'
 557 else
 558   # This is a fatal error, but don't report it yet, because we
 559   # might be going to just print the --help text, or it might
 560   # be the result of a missing compiler.
 561   targetos='bogus'
 562   bogus_os='yes'
 563 fi
 564
 565 # Some host OSes need non-standard checks for which CPU to use.
 566 # Note that these checks are broken for cross-compilation: if you're
 567 # cross-compiling to one of these OSes then you'll need to specify
 568 # the correct CPU with the --cpu option.
 569 case $targetos in
 570 Darwin)
 571   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 572   # run 64-bit userspace code.
 573   # If the user didn't specify a CPU explicitly and the kernel says this is
 574   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 575   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 576     cpu="x86_64"
 577   fi
 578   ;;
 579 SunOS)
 580   # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
 581   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 582     cpu="x86_64"
 583   fi
 584 esac
 585
 586 if test ! -z "$cpu" ; then
 587   # command line argument
 588   :
 589 elif check_define __i386__ ; then
 590   cpu="i386"
 591 elif check_define __x86_64__ ; then
 592   if check_define __ILP32__ ; then
 593     cpu="x32"
 594   else
 595     cpu="x86_64"
 596   fi
 597 elif check_define __sparc__ ; then
 598   if check_define __arch64__ ; then
 599     cpu="sparc64"
 600   else
 601     cpu="sparc"
 602   fi
 603 elif check_define _ARCH_PPC ; then
 604   if check_define _ARCH_PPC64 ; then
 605     cpu="ppc64"
 606   else
 607     cpu="ppc"
 608   fi
 609 elif check_define __mips__ ; then
 610   cpu="mips"
 611 elif check_define __ia64__ ; then
 612   cpu="ia64"
 613 elif check_define __s390__ ; then
 614   if check_define __s390x__ ; then
 615     cpu="s390x"
 616   else
 617     cpu="s390"
 618   fi
 619 elif check_define __arm__ ; then
 620   cpu="arm"
 621 elif check_define __aarch64__ ; then
 622   cpu="aarch64"
 623 else
 624   cpu=$(uname -m)
 625 fi
 626
 627 ARCH=
 628 # Normalise host CPU name and set ARCH.
 629 # Note that this case should only have supported host CPUs, not guests.
 630 case "$cpu" in
 631   ppc|ppc64|s390|s390x|sparc64|x32)
 632     cpu="$cpu"
 633     supported_cpu="yes"
 634   ;;
 635   i386|i486|i586|i686|i86pc|BePC)
 636     cpu="i386"
 637     supported_cpu="yes"
 638   ;;
 639   x86_64|amd64)
 640     cpu="x86_64"
 641     supported_cpu="yes"
 642   ;;
 643   armv*b|armv*l|arm)
 644     cpu="arm"
 645     supported_cpu="yes"
 646   ;;
 647   aarch64)
 648     cpu="aarch64"
 649     supported_cpu="yes"
 650   ;;
 651   mips*)
 652     cpu="mips"
 653     supported_cpu="yes"
 654   ;;
 655   sparc|sun4[cdmuv])
 656     cpu="sparc"
 657     supported_cpu="yes"
 658   ;;
 659   *)
 660     # This will result in either an error or falling back to TCI later
 661     ARCH=unknown
 662   ;;
 663 esac
 664 if test -z "$ARCH"; then
 665   ARCH="$cpu"
 666 fi
 667
 668 # OS specific
 669
 670 # host *BSD for user mode
 671 HOST_VARIANT_DIR=""
 672
 673 case $targetos in
 674 MINGW32*)
 675   mingw32="yes"
 676   hax="yes"
 677   audio_possible_drivers="dsound sdl"
 678   if check_include dsound.h; then
 679     audio_drv_list="dsound"
 680   else
 681     audio_drv_list=""
 682   fi
 683   supported_os="yes"
 684 ;;
 685 GNU/kFreeBSD)
 686   bsd="yes"
 687   audio_drv_list="oss"
 688   audio_possible_drivers="oss sdl pa"
 689 ;;
 690 FreeBSD)
 691   bsd="yes"
 692   make="${MAKE-gmake}"
 693   audio_drv_list="oss"
 694   audio_possible_drivers="oss sdl pa"
 695   # needed for kinfo_getvmmap(3) in libutil.h
 696   LIBS="-lutil $LIBS"
 697   # needed for kinfo_getproc
 698   libs_qga="-lutil $libs_qga"
 699   netmap=""  # enable netmap autodetect
 700   HOST_VARIANT_DIR="freebsd"
 701   supported_os="yes"
 702 ;;
 703 DragonFly)
 704   bsd="yes"
 705   make="${MAKE-gmake}"
 706   audio_drv_list="oss"
 707   audio_possible_drivers="oss sdl pa"
 708   HOST_VARIANT_DIR="dragonfly"
 709 ;;
 710 NetBSD)
 711   bsd="yes"
 712   make="${MAKE-gmake}"
 713   audio_drv_list="oss"
 714   audio_possible_drivers="oss sdl"
 715   oss_lib="-lossaudio"
 716   HOST_VARIANT_DIR="netbsd"
 717   supported_os="yes"
 718 ;;
 719 OpenBSD)
 720   bsd="yes"
 721   make="${MAKE-gmake}"
 722   audio_drv_list="sdl"
 723   audio_possible_drivers="sdl"
 724   HOST_VARIANT_DIR="openbsd"
 725 ;;
 726 Darwin)
 727   bsd="yes"
 728   darwin="yes"
 729   hax="yes"
 730   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 731   if [ "$cpu" = "x86_64" ] ; then
 732     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 733     LDFLAGS="-arch x86_64 $LDFLAGS"
 734   fi
 735   cocoa="yes"
 736   audio_drv_list="coreaudio"
 737   audio_possible_drivers="coreaudio sdl"
 738   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 739   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 740   # Disable attempts to use ObjectiveC features in os/object.h since they
 741   # won't work when we're compiling with gcc as a C compiler.
 742   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 743   HOST_VARIANT_DIR="darwin"
 744   supported_os="yes"
 745 ;;
 746 SunOS)
 747   solaris="yes"
 748   make="${MAKE-gmake}"
 749   install="${INSTALL-ginstall}"
 750   smbd="${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="$optarg"
 917   ;;
 918   --firmwarepath=*) firmwarepath="$optarg"
 919   ;;
 920   --sbindir=*|--sharedstatedir=*|\
 921   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 922   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 923     # These switches are silently ignored, for compatibility with
 924     # autoconf-generated configure scripts. This allows QEMU's
 925     # configure to be used by RPM and similar macros that set
 926     # lots of directory switches by default.
 927   ;;
 928   --disable-sdl) sdl="no"
 929   ;;
 930   --enable-sdl) sdl="yes"
 931   ;;
 932   --with-sdlabi=*) sdlabi="$optarg"
 933   ;;
 934   --disable-qom-cast-debug) qom_cast_debug="no"
 935   ;;
 936   --enable-qom-cast-debug) qom_cast_debug="yes"
 937   ;;
 938   --disable-virtfs) virtfs="no"
 939   ;;
 940   --enable-virtfs) virtfs="yes"
 941   ;;
 942   --disable-mpath) mpath="no"
 943   ;;
 944   --enable-mpath) mpath="yes"
 945   ;;
 946   --disable-vnc) vnc="no"
 947   ;;
 948   --enable-vnc) vnc="yes"
 949   ;;
 950   --oss-lib=*) oss_lib="$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   --firmwarepath=PATH      search PATH for firmware files
1422   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1423   --enable-debug           enable common debug build options
1424   --disable-strip          disable stripping binaries
1425   --disable-werror         disable compilation abort on warning
1426   --disable-stack-protector disable compiler-provided stack protection
1427   --audio-drv-list=LIST    set audio drivers list:
1428                            Available drivers: $audio_possible_drivers
1429   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1430   --block-drv-rw-whitelist=L
1431                            set block driver read-write whitelist
1432                            (affects only QEMU, not qemu-img)
1433   --block-drv-ro-whitelist=L
1434                            set block driver read-only whitelist
1435                            (affects only QEMU, not qemu-img)
1436   --enable-trace-backends=B Set trace backend
1437                            Available backends: $trace_backend_list
1438   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1439                            Default:trace-<pid>
1440   --disable-slirp          disable SLIRP userspace network connectivity
1441   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1442   --oss-lib                path to OSS library
1443   --cpu=CPU                Build for host CPU [$cpu]
1444   --with-coroutine=BACKEND coroutine backend. Supported options:
1445                            ucontext, sigaltstack, windows
1446   --enable-gcov            enable test coverage analysis with gcov
1447   --gcov=GCOV              use specified gcov [$gcov_tool]
1448   --disable-blobs          disable installing provided firmware blobs
1449   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1450   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1451   --tls-priority           default TLS protocol/cipher priority string
1452   --enable-gprof           QEMU profiling with gprof
1453   --enable-profiler        profiler support
1454   --enable-xen-pv-domain-build
1455                            xen pv domain builder
1456   --enable-debug-stack-usage
1457                            track the maximum stack usage of stacks created by qemu_alloc_stack
1458
1459 Optional features, enabled with --enable-FEATURE and
1460 disabled with --disable-FEATURE, default is enabled if available:
1461
1462   system          all system emulation targets
1463   user            supported user emulation targets
1464   linux-user      all linux usermode emulation targets
1465   bsd-user        all BSD usermode emulation targets
1466   docs            build documentation
1467   guest-agent     build the QEMU Guest Agent
1468   guest-agent-msi build guest agent Windows MSI installation package
1469   pie             Position Independent Executables
1470   modules         modules support
1471   debug-tcg       TCG debugging (default is disabled)
1472   debug-info      debugging information
1473   sparse          sparse checker
1474
1475   gnutls          GNUTLS cryptography support
1476   nettle          nettle cryptography support
1477   gcrypt          libgcrypt cryptography support
1478   sdl             SDL UI
1479   --with-sdlabi     select preferred SDL ABI 1.2 or 2.0
1480   gtk             gtk UI
1481   --with-gtkabi     select preferred GTK ABI 2.0 or 3.0
1482   vte             vte support for the gtk UI
1483   curses          curses UI
1484   vnc             VNC UI support
1485   vnc-sasl        SASL encryption for VNC server
1486   vnc-jpeg        JPEG lossy compression for VNC server
1487   vnc-png         PNG compression for VNC server
1488   cocoa           Cocoa UI (Mac OS X only)
1489   virtfs          VirtFS
1490   mpath           Multipath persistent reservation passthrough
1491   xen             xen backend driver support
1492   xen-pci-passthrough
1493   brlapi          BrlAPI (Braile)
1494   curl            curl connectivity
1495   fdt             fdt device tree
1496   bluez           bluez stack connectivity
1497   kvm             KVM acceleration support
1498   hax             HAX acceleration support
1499   rdma            RDMA-based migration support
1500   vde             support for vde network
1501   netmap          support for netmap network
1502   linux-aio       Linux AIO support
1503   cap-ng          libcap-ng support
1504   attr            attr and xattr support
1505   vhost-net       vhost-net acceleration support
1506   spice           spice
1507   rbd             rados block device (rbd)
1508   libiscsi        iscsi support
1509   libnfs          nfs support
1510   smartcard       smartcard support (libcacard)
1511   libusb          libusb (for usb passthrough)
1512   live-block-migration   Block migration in the main migration stream
1513   usb-redir       usb network redirection support
1514   lzo             support of lzo compression library
1515   snappy          support of snappy compression library
1516   bzip2           support of bzip2 compression library
1517                   (for reading bzip2-compressed dmg images)
1518   seccomp         seccomp support
1519   coroutine-pool  coroutine freelist (better performance)
1520   glusterfs       GlusterFS backend
1521   tpm             TPM support
1522   libssh2         ssh block device support
1523   numa            libnuma support
1524   tcmalloc        tcmalloc support
1525   jemalloc        jemalloc support
1526   replication     replication support
1527   vhost-vsock     virtio sockets device support
1528   opengl          opengl support
1529   virglrenderer   virgl rendering support
1530   xfsctl          xfsctl support
1531   qom-cast-debug  cast debugging support
1532   tools           build qemu-io, qemu-nbd and qemu-image tools
1533   vxhs            Veritas HyperScale vDisk backend support
1534   crypto-afalg    Linux AF_ALG crypto backend driver
1535   vhost-user      vhost-user support
1536
1537 NOTE: The object files are built at the place where configure is launched
1538 EOF
1539 exit 0
1540 fi
1541
1542 if ! has $python; then
1543   error_exit "Python not found. Use --python=/path/to/python"
1544 fi
1545
1546 # Note that if the Python conditional here evaluates True we will exit
1547 # with status 1 which is a shell 'false' value.
1548 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,6) or sys.version_info >= (3,))'; then
1549   error_exit "Cannot use '$python', Python 2.6 or later is required." \
1550       "Note that Python 3 or later is not yet supported." \
1551       "Use --python=/path/to/python to specify a supported Python."
1552 fi
1553
1554 # Suppress writing compiled files
1555 python="$python -B"
1556
1557 # Now we have handled --enable-tcg-interpreter and know we're not just
1558 # printing the help message, bail out if the host CPU isn't supported.
1559 if test "$ARCH" = "unknown"; then
1560     if test "$tcg_interpreter" = "yes" ; then
1561         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1562     else
1563         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1564     fi
1565 fi
1566
1567 # Consult white-list to determine whether to enable werror
1568 # by default.  Only enable by default for git builds
1569 if test -z "$werror" ; then
1570     if test -d "$source_path/.git" -a \
1571         \( "$linux" = "yes" -o "$mingw32" = "yes" \) ; then
1572         werror="yes"
1573     else
1574         werror="no"
1575     fi
1576 fi
1577
1578 # check that the C compiler works.
1579 write_c_skeleton;
1580 if compile_object ; then
1581   : C compiler works ok
1582 else
1583     error_exit "\"$cc\" either does not exist or does not work"
1584 fi
1585 if ! compile_prog ; then
1586     error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1587 fi
1588
1589 if test "$bogus_os" = "yes"; then
1590     # Now that we know that we're not printing the help and that
1591     # the compiler works (so the results of the check_defines we used
1592     # to identify the OS are reliable), if we didn't recognize the
1593     # host OS we should stop now.
1594     error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1595 fi
1596
1597 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1598 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1599 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1600 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1601 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1602 gcc_flags="-Wno-string-plus-int $gcc_flags"
1603 # Note that we do not add -Werror to gcc_flags here, because that would
1604 # enable it for all configure tests. If a configure test failed due
1605 # to -Werror this would just silently disable some features,
1606 # so it's too error prone.
1607
1608 cc_has_warning_flag() {
1609     write_c_skeleton;
1610
1611     # Use the positive sense of the flag when testing for -Wno-wombat
1612     # support (gcc will happily accept the -Wno- form of unknown
1613     # warning options).
1614     optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1615     compile_prog "-Werror $optflag" ""
1616 }
1617
1618 for flag in $gcc_flags; do
1619     if cc_has_warning_flag $flag ; then
1620         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1621     fi
1622 done
1623
1624 if test "$stack_protector" != "no"; then
1625   cat > $TMPC << EOF
1626 int main(int argc, char *argv[])
1627 {
1628     char arr[64], *p = arr, *c = argv[0];
1629     while (*c) {
1630         *p++ = *c++;
1631     }
1632     return 0;
1633 }
1634 EOF
1635   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1636   sp_on=0
1637   for flag in $gcc_flags; do
1638     # We need to check both a compile and a link, since some compiler
1639     # setups fail only on a .c->.o compile and some only at link time
1640     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1641        compile_prog "-Werror $flag" ""; then
1642       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1643       sp_on=1
1644       break
1645     fi
1646   done
1647   if test "$stack_protector" = yes; then
1648     if test $sp_on = 0; then
1649       error_exit "Stack protector not supported"
1650     fi
1651   fi
1652 fi
1653
1654 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1655 # large functions that use global variables.  The bug is in all releases of
1656 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1657 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1658 cat > $TMPC << EOF
1659 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1660 int main(void) { return 0; }
1661 #else
1662 #error No bug in this compiler.
1663 #endif
1664 EOF
1665 if compile_prog "-Werror -fno-gcse" "" ; then
1666   TRANSLATE_OPT_CFLAGS=-fno-gcse
1667 fi
1668
1669 if test "$static" = "yes" ; then
1670   if test "$modules" = "yes" ; then
1671     error_exit "static and modules are mutually incompatible"
1672   fi
1673   if test "$pie" = "yes" ; then
1674     error_exit "static and pie are mutually incompatible"
1675   else
1676     pie="no"
1677   fi
1678 fi
1679
1680 # Unconditional check for compiler __thread support
1681   cat > $TMPC << EOF
1682 static __thread int tls_var;
1683 int main(void) { return tls_var; }
1684 EOF
1685
1686 if ! compile_prog "-Werror" "" ; then
1687     error_exit "Your compiler does not support the __thread specifier for " \
1688         "Thread-Local Storage (TLS). Please upgrade to a version that does."
1689 fi
1690
1691 if test "$pie" = ""; then
1692   case "$cpu-$targetos" in
1693     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1694       ;;
1695     *)
1696       pie="no"
1697       ;;
1698   esac
1699 fi
1700
1701 if test "$pie" != "no" ; then
1702   cat > $TMPC << EOF
1703
1704 #ifdef __linux__
1705 #  define THREAD __thread
1706 #else
1707 #  define THREAD
1708 #endif
1709
1710 static THREAD int tls_var;
1711
1712 int main(void) { return tls_var; }
1713
1714 EOF
1715   if compile_prog "-fPIE -DPIE" "-pie"; then
1716     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1717     LDFLAGS="-pie $LDFLAGS"
1718     pie="yes"
1719     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1720       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1721     fi
1722   else
1723     if test "$pie" = "yes"; then
1724       error_exit "PIE not available due to missing toolchain support"
1725     else
1726       echo "Disabling PIE due to missing toolchain support"
1727       pie="no"
1728     fi
1729   fi
1730
1731   if compile_prog "-Werror -fno-pie" "-nopie"; then
1732     CFLAGS_NOPIE="-fno-pie"
1733     LDFLAGS_NOPIE="-nopie"
1734   fi
1735 fi
1736
1737 ##########################################
1738 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1739 # use i686 as default anyway, but for those that don't, an explicit
1740 # specification is necessary
1741
1742 if test "$cpu" = "i386"; then
1743   cat > $TMPC << EOF
1744 static int sfaa(int *ptr)
1745 {
1746   return __sync_fetch_and_and(ptr, 0);
1747 }
1748
1749 int main(void)
1750 {
1751   int val = 42;
1752   val = __sync_val_compare_and_swap(&val, 0, 1);
1753   sfaa(&val);
1754   return val;
1755 }
1756 EOF
1757   if ! compile_prog "" "" ; then
1758     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1759   fi
1760 fi
1761
1762 #########################################
1763 # Solaris specific configure tool chain decisions
1764
1765 if test "$solaris" = "yes" ; then
1766   if has $install; then
1767     :
1768   else
1769     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1770         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1771         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1772   fi
1773   if test "$(path_of $install)" = "/usr/sbin/install" ; then
1774     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1775         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1776         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1777   fi
1778   if has ar; then
1779     :
1780   else
1781     if test -f /usr/ccs/bin/ar ; then
1782       error_exit "No path includes ar" \
1783           "Add /usr/ccs/bin to your path and rerun configure"
1784     fi
1785     error_exit "No path includes ar"
1786   fi
1787 fi
1788
1789 if test -z "${target_list+xxx}" ; then
1790     for target in $default_target_list; do
1791         supported_target $target 2>/dev/null && \
1792             target_list="$target_list $target"
1793     done
1794     target_list="${target_list# }"
1795 else
1796     target_list=$(echo "$target_list" | sed -e 's/,/ /g')
1797     for target in $target_list; do
1798         # Check that we recognised the target name; this allows a more
1799         # friendly error message than if we let it fall through.
1800         case " $default_target_list " in
1801             *" $target "*)
1802                 ;;
1803             *)
1804                 error_exit "Unknown target name '$target'"
1805                 ;;
1806         esac
1807         supported_target $target || exit 1
1808     done
1809 fi
1810
1811 # see if system emulation was really requested
1812 case " $target_list " in
1813   *"-softmmu "*) softmmu=yes
1814   ;;
1815   *) softmmu=no
1816   ;;
1817 esac
1818
1819 feature_not_found() {
1820   feature=$1
1821   remedy=$2
1822
1823   error_exit "User requested feature $feature" \
1824       "configure was not able to find it." \
1825       "$remedy"
1826 }
1827
1828 # ---
1829 # big/little endian test
1830 cat > $TMPC << EOF
1831 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1832 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1833 extern int foo(short *, short *);
1834 int main(int argc, char *argv[]) {
1835     return foo(big_endian, little_endian);
1836 }
1837 EOF
1838
1839 if compile_object ; then
1840     if grep -q BiGeNdIaN $TMPO ; then
1841         bigendian="yes"
1842     elif grep -q LiTtLeEnDiAn $TMPO ; then
1843         bigendian="no"
1844     else
1845         echo big/little test failed
1846     fi
1847 else
1848     echo big/little test failed
1849 fi
1850
1851 ##########################################
1852 # cocoa implies not SDL or GTK
1853 # (the cocoa UI code currently assumes it is always the active UI
1854 # and doesn't interact well with other UI frontend code)
1855 if test "$cocoa" = "yes"; then
1856     if test "$sdl" = "yes"; then
1857         error_exit "Cocoa and SDL UIs cannot both be enabled at once"
1858     fi
1859     if test "$gtk" = "yes"; then
1860         error_exit "Cocoa and GTK UIs cannot both be enabled at once"
1861     fi
1862     gtk=no
1863     sdl=no
1864 fi
1865
1866 # Some versions of Mac OS X incorrectly define SIZE_MAX
1867 cat > $TMPC << EOF
1868 #include <stdint.h>
1869 #include <stdio.h>
1870 int main(int argc, char *argv[]) {
1871     return printf("%zu", SIZE_MAX);
1872 }
1873 EOF
1874 have_broken_size_max=no
1875 if ! compile_object -Werror ; then
1876     have_broken_size_max=yes
1877 fi
1878
1879 ##########################################
1880 # L2TPV3 probe
1881
1882 cat > $TMPC <<EOF
1883 #include <sys/socket.h>
1884 #include <linux/ip.h>
1885 int main(void) { return sizeof(struct mmsghdr); }
1886 EOF
1887 if compile_prog "" "" ; then
1888   l2tpv3=yes
1889 else
1890   l2tpv3=no
1891 fi
1892
1893 ##########################################
1894 # MinGW / Mingw-w64 localtime_r/gmtime_r check
1895
1896 if test "$mingw32" = "yes"; then
1897     # Some versions of MinGW / Mingw-w64 lack localtime_r
1898     # and gmtime_r entirely.
1899     #
1900     # Some versions of Mingw-w64 define a macro for
1901     # localtime_r/gmtime_r.
1902     #
1903     # Some versions of Mingw-w64 will define functions
1904     # for localtime_r/gmtime_r, but only if you have
1905     # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
1906     # though, unistd.h and pthread.h both define
1907     # that for you.
1908     #
1909     # So this #undef localtime_r and #include <unistd.h>
1910     # are not in fact redundant.
1911 cat > $TMPC << EOF
1912 #include <unistd.h>
1913 #include <time.h>
1914 #undef localtime_r
1915 int main(void) { localtime_r(NULL, NULL); return 0; }
1916 EOF
1917     if compile_prog "" "" ; then
1918         localtime_r="yes"
1919     else
1920         localtime_r="no"
1921     fi
1922 fi
1923
1924 ##########################################
1925 # pkg-config probe
1926
1927 if ! has "$pkg_config_exe"; then
1928   error_exit "pkg-config binary '$pkg_config_exe' not found"
1929 fi
1930
1931 ##########################################
1932 # NPTL probe
1933
1934 if test "$linux_user" = "yes"; then
1935   cat > $TMPC <<EOF
1936 #include <sched.h>
1937 #include <linux/futex.h>
1938 int main(void) {
1939 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1940 #error bork
1941 #endif
1942   return 0;
1943 }
1944 EOF
1945   if ! compile_object ; then
1946     feature_not_found "nptl" "Install glibc and linux kernel headers."
1947   fi
1948 fi
1949
1950 #########################################
1951 # zlib check
1952
1953 if test "$zlib" != "no" ; then
1954     cat > $TMPC << EOF
1955 #include <zlib.h>
1956 int main(void) { zlibVersion(); return 0; }
1957 EOF
1958     if compile_prog "" "-lz" ; then
1959         :
1960     else
1961         error_exit "zlib check failed" \
1962             "Make sure to have the zlib libs and headers installed."
1963     fi
1964 fi
1965 LIBS="$LIBS -lz"
1966
1967 ##########################################
1968 # lzo check
1969
1970 if test "$lzo" != "no" ; then
1971     cat > $TMPC << EOF
1972 #include <lzo/lzo1x.h>
1973 int main(void) { lzo_version(); return 0; }
1974 EOF
1975     if compile_prog "" "-llzo2" ; then
1976         libs_softmmu="$libs_softmmu -llzo2"
1977         lzo="yes"
1978     else
1979         if test "$lzo" = "yes"; then
1980             feature_not_found "liblzo2" "Install liblzo2 devel"
1981         fi
1982         lzo="no"
1983     fi
1984 fi
1985
1986 ##########################################
1987 # snappy check
1988
1989 if test "$snappy" != "no" ; then
1990     cat > $TMPC << EOF
1991 #include <snappy-c.h>
1992 int main(void) { snappy_max_compressed_length(4096); return 0; }
1993 EOF
1994     if compile_prog "" "-lsnappy" ; then
1995         libs_softmmu="$libs_softmmu -lsnappy"
1996         snappy="yes"
1997     else
1998         if test "$snappy" = "yes"; then
1999             feature_not_found "libsnappy" "Install libsnappy devel"
2000         fi
2001         snappy="no"
2002     fi
2003 fi
2004
2005 ##########################################
2006 # bzip2 check
2007
2008 if test "$bzip2" != "no" ; then
2009     cat > $TMPC << EOF
2010 #include <bzlib.h>
2011 int main(void) { BZ2_bzlibVersion(); return 0; }
2012 EOF
2013     if compile_prog "" "-lbz2" ; then
2014         bzip2="yes"
2015     else
2016         if test "$bzip2" = "yes"; then
2017             feature_not_found "libbzip2" "Install libbzip2 devel"
2018         fi
2019         bzip2="no"
2020     fi
2021 fi
2022
2023 ##########################################
2024 # libseccomp check
2025
2026 if test "$seccomp" != "no" ; then
2027     case "$cpu" in
2028     i386|x86_64)
2029         libseccomp_minver="2.1.0"
2030         ;;
2031     mips)
2032         libseccomp_minver="2.2.0"
2033         ;;
2034     arm|aarch64)
2035         libseccomp_minver="2.2.3"
2036         ;;
2037     ppc|ppc64|s390x)
2038         libseccomp_minver="2.3.0"
2039         ;;
2040     *)
2041         libseccomp_minver=""
2042         ;;
2043     esac
2044
2045     if test "$libseccomp_minver" != "" &&
2046        $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2047         seccomp_cflags="$($pkg_config --cflags libseccomp)"
2048         seccomp_libs="$($pkg_config --libs libseccomp)"
2049         seccomp="yes"
2050     else
2051         if test "$seccomp" = "yes" ; then
2052             if test "$libseccomp_minver" != "" ; then
2053                 feature_not_found "libseccomp" \
2054                     "Install libseccomp devel >= $libseccomp_minver"
2055             else
2056                 feature_not_found "libseccomp" \
2057                     "libseccomp is not supported for host cpu $cpu"
2058             fi
2059         fi
2060         seccomp="no"
2061     fi
2062 fi
2063 ##########################################
2064 # xen probe
2065
2066 if test "$xen" != "no" ; then
2067   # Check whether Xen library path is specified via --extra-ldflags to avoid
2068   # overriding this setting with pkg-config output. If not, try pkg-config
2069   # to obtain all needed flags.
2070
2071   if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2072      $pkg_config --exists xencontrol ; then
2073     xen_ctrl_version="$(printf '%d%02d%02d' \
2074       $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2075     xen=yes
2076     xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2077     xen_pc="$xen_pc xenevtchn xendevicemodel"
2078     QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2079     libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2080     LDFLAGS="$($pkg_config --libs $xen_pc) $LDFLAGS"
2081   else
2082
2083     xen_libs="-lxenstore -lxenctrl -lxenguest"
2084     xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2085
2086     # First we test whether Xen headers and libraries are available.
2087     # If no, we are done and there is no Xen support.
2088     # If yes, more tests are run to detect the Xen version.
2089
2090     # Xen (any)
2091     cat > $TMPC <<EOF
2092 #include <xenctrl.h>
2093 int main(void) {
2094   return 0;
2095 }
2096 EOF
2097     if ! compile_prog "" "$xen_libs" ; then
2098       # Xen not found
2099       if test "$xen" = "yes" ; then
2100         feature_not_found "xen" "Install xen devel"
2101       fi
2102       xen=no
2103
2104     # Xen unstable
2105     elif
2106         cat > $TMPC <<EOF &&
2107 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2108 #include <xenforeignmemory.h>
2109 int main(void) {
2110   xenforeignmemory_handle *xfmem;
2111
2112   xfmem = xenforeignmemory_open(0, 0);
2113   xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2114
2115   return 0;
2116 }
2117 EOF
2118         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2119       then
2120       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2121       xen_ctrl_version=41000
2122       xen=yes
2123     elif
2124         cat > $TMPC <<EOF &&
2125 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2126 #define __XEN_TOOLS__
2127 #include <xendevicemodel.h>
2128 int main(void) {
2129   xendevicemodel_handle *xd;
2130
2131   xd = xendevicemodel_open(0, 0);
2132   xendevicemodel_close(xd);
2133
2134   return 0;
2135 }
2136 EOF
2137         compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2138       then
2139       xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2140       xen_ctrl_version=40900
2141       xen=yes
2142     elif
2143         cat > $TMPC <<EOF &&
2144 /*
2145  * If we have stable libs the we don't want the libxc compat
2146  * layers, regardless of what CFLAGS we may have been given.
2147  *
2148  * Also, check if xengnttab_grant_copy_segment_t is defined and
2149  * grant copy operation is implemented.
2150  */
2151 #undef XC_WANT_COMPAT_EVTCHN_API
2152 #undef XC_WANT_COMPAT_GNTTAB_API
2153 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2154 #include <xenctrl.h>
2155 #include <xenstore.h>
2156 #include <xenevtchn.h>
2157 #include <xengnttab.h>
2158 #include <xenforeignmemory.h>
2159 #include <stdint.h>
2160 #include <xen/hvm/hvm_info_table.h>
2161 #if !defined(HVM_MAX_VCPUS)
2162 # error HVM_MAX_VCPUS not defined
2163 #endif
2164 int main(void) {
2165   xc_interface *xc = NULL;
2166   xenforeignmemory_handle *xfmem;
2167   xenevtchn_handle *xe;
2168   xengnttab_handle *xg;
2169   xen_domain_handle_t handle;
2170   xengnttab_grant_copy_segment_t* seg = NULL;
2171
2172   xs_daemon_open();
2173
2174   xc = xc_interface_open(0, 0, 0);
2175   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2176   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2177   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2178   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2179   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2180
2181   xfmem = xenforeignmemory_open(0, 0);
2182   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2183
2184   xe = xenevtchn_open(0, 0);
2185   xenevtchn_fd(xe);
2186
2187   xg = xengnttab_open(0, 0);
2188   xengnttab_grant_copy(xg, 0, seg);
2189
2190   return 0;
2191 }
2192 EOF
2193         compile_prog "" "$xen_libs $xen_stable_libs"
2194       then
2195       xen_ctrl_version=40800
2196       xen=yes
2197     elif
2198         cat > $TMPC <<EOF &&
2199 /*
2200  * If we have stable libs the we don't want the libxc compat
2201  * layers, regardless of what CFLAGS we may have been given.
2202  */
2203 #undef XC_WANT_COMPAT_EVTCHN_API
2204 #undef XC_WANT_COMPAT_GNTTAB_API
2205 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2206 #include <xenctrl.h>
2207 #include <xenstore.h>
2208 #include <xenevtchn.h>
2209 #include <xengnttab.h>
2210 #include <xenforeignmemory.h>
2211 #include <stdint.h>
2212 #include <xen/hvm/hvm_info_table.h>
2213 #if !defined(HVM_MAX_VCPUS)
2214 # error HVM_MAX_VCPUS not defined
2215 #endif
2216 int main(void) {
2217   xc_interface *xc = NULL;
2218   xenforeignmemory_handle *xfmem;
2219   xenevtchn_handle *xe;
2220   xengnttab_handle *xg;
2221   xen_domain_handle_t handle;
2222
2223   xs_daemon_open();
2224
2225   xc = xc_interface_open(0, 0, 0);
2226   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2227   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2228   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2229   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2230   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2231
2232   xfmem = xenforeignmemory_open(0, 0);
2233   xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2234
2235   xe = xenevtchn_open(0, 0);
2236   xenevtchn_fd(xe);
2237
2238   xg = xengnttab_open(0, 0);
2239   xengnttab_map_grant_ref(xg, 0, 0, 0);
2240
2241   return 0;
2242 }
2243 EOF
2244         compile_prog "" "$xen_libs $xen_stable_libs"
2245       then
2246       xen_ctrl_version=40701
2247       xen=yes
2248     elif
2249         cat > $TMPC <<EOF &&
2250 #include <xenctrl.h>
2251 #include <stdint.h>
2252 int main(void) {
2253   xc_interface *xc = NULL;
2254   xen_domain_handle_t handle;
2255   xc_domain_create(xc, 0, handle, 0, NULL, NULL);
2256   return 0;
2257 }
2258 EOF
2259         compile_prog "" "$xen_libs"
2260       then
2261       xen_ctrl_version=40700
2262       xen=yes
2263
2264     # Xen 4.6
2265     elif
2266         cat > $TMPC <<EOF &&
2267 #include <xenctrl.h>
2268 #include <xenstore.h>
2269 #include <stdint.h>
2270 #include <xen/hvm/hvm_info_table.h>
2271 #if !defined(HVM_MAX_VCPUS)
2272 # error HVM_MAX_VCPUS not defined
2273 #endif
2274 int main(void) {
2275   xc_interface *xc;
2276   xs_daemon_open();
2277   xc = xc_interface_open(0, 0, 0);
2278   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2279   xc_gnttab_open(NULL, 0);
2280   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2281   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2282   xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2283   xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2284   return 0;
2285 }
2286 EOF
2287         compile_prog "" "$xen_libs"
2288       then
2289       xen_ctrl_version=40600
2290       xen=yes
2291
2292     # Xen 4.5
2293     elif
2294         cat > $TMPC <<EOF &&
2295 #include <xenctrl.h>
2296 #include <xenstore.h>
2297 #include <stdint.h>
2298 #include <xen/hvm/hvm_info_table.h>
2299 #if !defined(HVM_MAX_VCPUS)
2300 # error HVM_MAX_VCPUS not defined
2301 #endif
2302 int main(void) {
2303   xc_interface *xc;
2304   xs_daemon_open();
2305   xc = xc_interface_open(0, 0, 0);
2306   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2307   xc_gnttab_open(NULL, 0);
2308   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2309   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2310   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2311   return 0;
2312 }
2313 EOF
2314         compile_prog "" "$xen_libs"
2315       then
2316       xen_ctrl_version=40500
2317       xen=yes
2318
2319     elif
2320         cat > $TMPC <<EOF &&
2321 #include <xenctrl.h>
2322 #include <xenstore.h>
2323 #include <stdint.h>
2324 #include <xen/hvm/hvm_info_table.h>
2325 #if !defined(HVM_MAX_VCPUS)
2326 # error HVM_MAX_VCPUS not defined
2327 #endif
2328 int main(void) {
2329   xc_interface *xc;
2330   xs_daemon_open();
2331   xc = xc_interface_open(0, 0, 0);
2332   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2333   xc_gnttab_open(NULL, 0);
2334   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2335   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2336   return 0;
2337 }
2338 EOF
2339         compile_prog "" "$xen_libs"
2340       then
2341       xen_ctrl_version=40200
2342       xen=yes
2343
2344     else
2345       if test "$xen" = "yes" ; then
2346         feature_not_found "xen (unsupported version)" \
2347                           "Install a supported xen (xen 4.2 or newer)"
2348       fi
2349       xen=no
2350     fi
2351
2352     if test "$xen" = yes; then
2353       if test $xen_ctrl_version -ge 40701  ; then
2354         libs_softmmu="$xen_stable_libs $libs_softmmu"
2355       fi
2356       libs_softmmu="$xen_libs $libs_softmmu"
2357     fi
2358   fi
2359 fi
2360
2361 if test "$xen_pci_passthrough" != "no"; then
2362   if test "$xen" = "yes" && test "$linux" = "yes"; then
2363     xen_pci_passthrough=yes
2364   else
2365     if test "$xen_pci_passthrough" = "yes"; then
2366       error_exit "User requested feature Xen PCI Passthrough" \
2367           " but this feature requires /sys from Linux"
2368     fi
2369     xen_pci_passthrough=no
2370   fi
2371 fi
2372
2373 if test "$xen_pv_domain_build" = "yes" &&
2374    test "$xen" != "yes"; then
2375     error_exit "User requested Xen PV domain builder support" \
2376                "which requires Xen support."
2377 fi
2378
2379 ##########################################
2380 # Sparse probe
2381 if test "$sparse" != "no" ; then
2382   if has cgcc; then
2383     sparse=yes
2384   else
2385     if test "$sparse" = "yes" ; then
2386       feature_not_found "sparse" "Install sparse binary"
2387     fi
2388     sparse=no
2389   fi
2390 fi
2391
2392 ##########################################
2393 # X11 probe
2394 x11_cflags=
2395 x11_libs=-lX11
2396 if $pkg_config --exists "x11"; then
2397     x11_cflags=$($pkg_config --cflags x11)
2398     x11_libs=$($pkg_config --libs x11)
2399 fi
2400
2401 ##########################################
2402 # GTK probe
2403
2404 if test "$gtkabi" = ""; then
2405     # The GTK ABI was not specified explicitly, so try whether 3.0 is available.
2406     # Use 2.0 as a fallback if that is available.
2407     if $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2408         gtkabi=3.0
2409     elif $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2410         gtkabi=2.0
2411     else
2412         gtkabi=3.0
2413     fi
2414 fi
2415
2416 if test "$gtk" != "no"; then
2417     gtkpackage="gtk+-$gtkabi"
2418     gtkx11package="gtk+-x11-$gtkabi"
2419     if test "$gtkabi" = "3.0" ; then
2420       gtkversion="3.0.0"
2421     else
2422       gtkversion="2.18.0"
2423     fi
2424     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2425         gtk_cflags=$($pkg_config --cflags $gtkpackage)
2426         gtk_libs=$($pkg_config --libs $gtkpackage)
2427         gtk_version=$($pkg_config --modversion $gtkpackage)
2428         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2429             gtk_cflags="$gtk_cflags $x11_cflags"
2430             gtk_libs="$gtk_libs $x11_libs"
2431         fi
2432         libs_softmmu="$gtk_libs $libs_softmmu"
2433         gtk="yes"
2434     elif test "$gtk" = "yes"; then
2435         feature_not_found "gtk" "Install gtk3-devel"
2436     else
2437         gtk="no"
2438     fi
2439 fi
2440
2441
2442 ##########################################
2443 # GNUTLS probe
2444
2445 gnutls_works() {
2446     # Unfortunately some distros have bad pkg-config information for gnutls
2447     # such that it claims to exist but you get a compiler error if you try
2448     # to use the options returned by --libs. Specifically, Ubuntu for --static
2449     # builds doesn't work:
2450     # https://bugs.launchpad.net/ubuntu/+source/gnutls26/+bug/1478035
2451     #
2452     # So sanity check the cflags/libs before assuming gnutls can be used.
2453     if ! $pkg_config --exists "gnutls"; then
2454         return 1
2455     fi
2456
2457     write_c_skeleton
2458     compile_prog "$($pkg_config --cflags gnutls)" "$($pkg_config --libs gnutls)"
2459 }
2460
2461 gnutls_gcrypt=no
2462 gnutls_nettle=no
2463 if test "$gnutls" != "no"; then
2464     if gnutls_works; then
2465         gnutls_cflags=$($pkg_config --cflags gnutls)
2466         gnutls_libs=$($pkg_config --libs gnutls)
2467         libs_softmmu="$gnutls_libs $libs_softmmu"
2468         libs_tools="$gnutls_libs $libs_tools"
2469         QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2470         gnutls="yes"
2471
2472         # gnutls_rnd requires >= 2.11.0
2473         if $pkg_config --exists "gnutls >= 2.11.0"; then
2474             gnutls_rnd="yes"
2475         else
2476             gnutls_rnd="no"
2477         fi
2478
2479         if $pkg_config --exists 'gnutls >= 3.0'; then
2480             gnutls_gcrypt=no
2481             gnutls_nettle=yes
2482         elif $pkg_config --exists 'gnutls >= 2.12'; then
2483             case $($pkg_config --libs --static gnutls) in
2484                 *gcrypt*)
2485                     gnutls_gcrypt=yes
2486                     gnutls_nettle=no
2487                     ;;
2488                 *nettle*)
2489                     gnutls_gcrypt=no
2490                     gnutls_nettle=yes
2491                     ;;
2492                 *)
2493                     gnutls_gcrypt=yes
2494                     gnutls_nettle=no
2495                     ;;
2496             esac
2497         else
2498             gnutls_gcrypt=yes
2499             gnutls_nettle=no
2500         fi
2501     elif test "$gnutls" = "yes"; then
2502         feature_not_found "gnutls" "Install gnutls devel"
2503     else
2504         gnutls="no"
2505         gnutls_rnd="no"
2506     fi
2507 else
2508     gnutls_rnd="no"
2509 fi
2510
2511
2512 # If user didn't give a --disable/enable-gcrypt flag,
2513 # then mark as disabled if user requested nettle
2514 # explicitly, or if gnutls links to nettle
2515 if test -z "$gcrypt"
2516 then
2517     if test "$nettle" = "yes" || test "$gnutls_nettle" = "yes"
2518     then
2519         gcrypt="no"
2520     fi
2521 fi
2522
2523 # If user didn't give a --disable/enable-nettle flag,
2524 # then mark as disabled if user requested gcrypt
2525 # explicitly, or if gnutls links to gcrypt
2526 if test -z "$nettle"
2527 then
2528     if test "$gcrypt" = "yes" || test "$gnutls_gcrypt" = "yes"
2529     then
2530         nettle="no"
2531     fi
2532 fi
2533
2534 has_libgcrypt_config() {
2535     if ! has "libgcrypt-config"
2536     then
2537         return 1
2538     fi
2539
2540     if test -n "$cross_prefix"
2541     then
2542         host=$(libgcrypt-config --host)
2543         if test "$host-" != $cross_prefix
2544         then
2545             return 1
2546         fi
2547     fi
2548
2549     return 0
2550 }
2551
2552 if test "$gcrypt" != "no"; then
2553     if has_libgcrypt_config; then
2554         gcrypt_cflags=$(libgcrypt-config --cflags)
2555         gcrypt_libs=$(libgcrypt-config --libs)
2556         # Debian has remove -lgpg-error from libgcrypt-config
2557         # as it "spreads unnecessary dependencies" which in
2558         # turn breaks static builds...
2559         if test "$static" = "yes"
2560         then
2561             gcrypt_libs="$gcrypt_libs -lgpg-error"
2562         fi
2563         libs_softmmu="$gcrypt_libs $libs_softmmu"
2564         libs_tools="$gcrypt_libs $libs_tools"
2565         QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
2566         gcrypt="yes"
2567         if test -z "$nettle"; then
2568            nettle="no"
2569         fi
2570
2571         cat > $TMPC << EOF
2572 #include <gcrypt.h>
2573 int main(void) {
2574   gcry_kdf_derive(NULL, 0, GCRY_KDF_PBKDF2,
2575                   GCRY_MD_SHA256,
2576                   NULL, 0, 0, 0, NULL);
2577  return 0;
2578 }
2579 EOF
2580         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2581             gcrypt_kdf=yes
2582         fi
2583
2584         cat > $TMPC << EOF
2585 #include <gcrypt.h>
2586 int main(void) {
2587   gcry_mac_hd_t handle;
2588   gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
2589                 GCRY_MAC_FLAG_SECURE, NULL);
2590   return 0;
2591 }
2592 EOF
2593         if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
2594             gcrypt_hmac=yes
2595         fi
2596     else
2597         if test "$gcrypt" = "yes"; then
2598             feature_not_found "gcrypt" "Install gcrypt devel"
2599         else
2600             gcrypt="no"
2601         fi
2602     fi
2603 fi
2604
2605
2606 if test "$nettle" != "no"; then
2607     if $pkg_config --exists "nettle"; then
2608         nettle_cflags=$($pkg_config --cflags nettle)
2609         nettle_libs=$($pkg_config --libs nettle)
2610         nettle_version=$($pkg_config --modversion nettle)
2611         libs_softmmu="$nettle_libs $libs_softmmu"
2612         libs_tools="$nettle_libs $libs_tools"
2613         QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2614         nettle="yes"
2615
2616         cat > $TMPC << EOF
2617 #include <stddef.h>
2618 #include <nettle/pbkdf2.h>
2619 int main(void) {
2620      pbkdf2_hmac_sha256(8, NULL, 1000, 8, NULL, 8, NULL);
2621      return 0;
2622 }
2623 EOF
2624         if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2625             nettle_kdf=yes
2626         fi
2627     else
2628         if test "$nettle" = "yes"; then
2629             feature_not_found "nettle" "Install nettle devel"
2630         else
2631             nettle="no"
2632         fi
2633     fi
2634 fi
2635
2636 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
2637 then
2638     error_exit "Only one of gcrypt & nettle can be enabled"
2639 fi
2640
2641 ##########################################
2642 # libtasn1 - only for the TLS creds/session test suite
2643
2644 tasn1=yes
2645 tasn1_cflags=""
2646 tasn1_libs=""
2647 if $pkg_config --exists "libtasn1"; then
2648     tasn1_cflags=$($pkg_config --cflags libtasn1)
2649     tasn1_libs=$($pkg_config --libs libtasn1)
2650 else
2651     tasn1=no
2652 fi
2653
2654
2655 ##########################################
2656 # getifaddrs (for tests/test-io-channel-socket )
2657
2658 have_ifaddrs_h=yes
2659 if ! check_include "ifaddrs.h" ; then
2660   have_ifaddrs_h=no
2661 fi
2662
2663 ##########################################
2664 # VTE probe
2665
2666 if test "$vte" != "no"; then
2667     if test "$gtkabi" = "3.0"; then
2668       vteminversion="0.32.0"
2669       if $pkg_config --exists "vte-2.91"; then
2670         vtepackage="vte-2.91"
2671       else
2672         vtepackage="vte-2.90"
2673       fi
2674     else
2675       vtepackage="vte"
2676       vteminversion="0.24.0"
2677     fi
2678     if $pkg_config --exists "$vtepackage >= $vteminversion"; then
2679         vte_cflags=$($pkg_config --cflags $vtepackage)
2680         vte_libs=$($pkg_config --libs $vtepackage)
2681         vteversion=$($pkg_config --modversion $vtepackage)
2682         libs_softmmu="$vte_libs $libs_softmmu"
2683         vte="yes"
2684     elif test "$vte" = "yes"; then
2685         if test "$gtkabi" = "3.0"; then
2686             feature_not_found "vte" "Install libvte-2.90/2.91 devel"
2687         else
2688             feature_not_found "vte" "Install libvte devel"
2689         fi
2690     else
2691         vte="no"
2692     fi
2693 fi
2694
2695 ##########################################
2696 # SDL probe
2697
2698 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2699 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2700
2701 if test "$sdlabi" = ""; then
2702     if $pkg_config --exists "sdl2"; then
2703         sdlabi=2.0
2704     elif $pkg_config --exists "sdl"; then
2705         sdlabi=1.2
2706     else
2707         sdlabi=2.0
2708     fi
2709 fi
2710
2711 if test $sdlabi = "2.0"; then
2712     sdl_config=$sdl2_config
2713     sdlname=sdl2
2714     sdlconfigname=sdl2_config
2715 elif test $sdlabi = "1.2"; then
2716     sdlname=sdl
2717     sdlconfigname=sdl_config
2718 else
2719     error_exit "Unknown sdlabi $sdlabi, must be 1.2 or 2.0"
2720 fi
2721
2722 if test "$(basename $sdl_config)" != $sdlconfigname && ! has ${sdl_config}; then
2723   sdl_config=$sdlconfigname
2724 fi
2725
2726 if $pkg_config $sdlname --exists; then
2727   sdlconfig="$pkg_config $sdlname"
2728   sdlversion=$($sdlconfig --modversion 2>/dev/null)
2729 elif has ${sdl_config}; then
2730   sdlconfig="$sdl_config"
2731   sdlversion=$($sdlconfig --version)
2732 else
2733   if test "$sdl" = "yes" ; then
2734     feature_not_found "sdl" "Install SDL2-devel"
2735   fi
2736   sdl=no
2737 fi
2738 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2739   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2740 fi
2741
2742 sdl_too_old=no
2743 if test "$sdl" != "no" ; then
2744   cat > $TMPC << EOF
2745 #include <SDL.h>
2746 #undef main /* We don't want SDL to override our main() */
2747 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2748 EOF
2749   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
2750   if test "$static" = "yes" ; then
2751     if $pkg_config $sdlname --exists; then
2752       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
2753     else
2754       sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
2755     fi
2756   else
2757     sdl_libs=$($sdlconfig --libs 2>/dev/null)
2758   fi
2759   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2760     if test $(echo $sdlversion | sed 's/[^0-9]//g') -lt 121 ; then
2761       sdl_too_old=yes
2762     else
2763       sdl=yes
2764     fi
2765
2766     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2767     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2768       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2769          sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
2770          sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
2771       fi
2772       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2773         :
2774       else
2775         sdl=no
2776       fi
2777     fi # static link
2778   else # sdl not found
2779     if test "$sdl" = "yes" ; then
2780       feature_not_found "sdl" "Install SDL devel"
2781     fi
2782     sdl=no
2783   fi # sdl compile test
2784 fi
2785
2786 if test "$sdl" = "yes" ; then
2787   cat > $TMPC <<EOF
2788 #include <SDL.h>
2789 #if defined(SDL_VIDEO_DRIVER_X11)
2790 #include <X11/XKBlib.h>
2791 #else
2792 #error No x11 support
2793 #endif
2794 int main(void) { return 0; }
2795 EOF
2796   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2797     sdl_cflags="$sdl_cflags $x11_cflags"
2798     sdl_libs="$sdl_libs $x11_libs"
2799   fi
2800 fi
2801
2802 ##########################################
2803 # RDMA needs OpenFabrics libraries
2804 if test "$rdma" != "no" ; then
2805   cat > $TMPC <<EOF
2806 #include <rdma/rdma_cma.h>
2807 int main(void) { return 0; }
2808 EOF
2809   rdma_libs="-lrdmacm -libverbs"
2810   if compile_prog "" "$rdma_libs" ; then
2811     rdma="yes"
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   else
2957     if test "$vde" = "yes" ; then
2958       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2959     fi
2960     vde=no
2961   fi
2962 fi
2963
2964 ##########################################
2965 # netmap support probe
2966 # Apart from looking for netmap headers, we make sure that the host API version
2967 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2968 # a minor/major version number. Minor new features will be marked with values up
2969 # to 15, and if something happens that requires a change to the backend we will
2970 # move above 15, submit the backend fixes and modify this two bounds.
2971 if test "$netmap" != "no" ; then
2972   cat > $TMPC << EOF
2973 #include <inttypes.h>
2974 #include <net/if.h>
2975 #include <net/netmap.h>
2976 #include <net/netmap_user.h>
2977 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2978 #error
2979 #endif
2980 int main(void) { return 0; }
2981 EOF
2982   if compile_prog "" "" ; then
2983     netmap=yes
2984   else
2985     if test "$netmap" = "yes" ; then
2986       feature_not_found "netmap"
2987     fi
2988     netmap=no
2989   fi
2990 fi
2991
2992 ##########################################
2993 # libcap-ng library probe
2994 if test "$cap_ng" != "no" ; then
2995   cap_libs="-lcap-ng"
2996   cat > $TMPC << EOF
2997 #include <cap-ng.h>
2998 int main(void)
2999 {
3000     capng_capability_to_name(CAPNG_EFFECTIVE);
3001     return 0;
3002 }
3003 EOF
3004   if compile_prog "" "$cap_libs" ; then
3005     cap_ng=yes
3006     libs_tools="$cap_libs $libs_tools"
3007   else
3008     if test "$cap_ng" = "yes" ; then
3009       feature_not_found "cap_ng" "Install libcap-ng devel"
3010     fi
3011     cap_ng=no
3012   fi
3013 fi
3014
3015 ##########################################
3016 # Sound support libraries probe
3017
3018 audio_drv_probe()
3019 {
3020     drv=$1
3021     hdr=$2
3022     lib=$3
3023     exp=$4
3024     cfl=$5
3025         cat > $TMPC << EOF
3026 #include <$hdr>
3027 int main(void) { $exp }
3028 EOF
3029     if compile_prog "$cfl" "$lib" ; then
3030         :
3031     else
3032         error_exit "$drv check failed" \
3033             "Make sure to have the $drv libs and headers installed."
3034     fi
3035 }
3036
3037 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3038 for drv in $audio_drv_list; do
3039     case $drv in
3040     alsa)
3041     audio_drv_probe $drv alsa/asoundlib.h -lasound \
3042         "return snd_pcm_close((snd_pcm_t *)0);"
3043     alsa_libs="-lasound"
3044     ;;
3045
3046     pa)
3047     audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
3048         "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
3049     pulse_libs="-lpulse"
3050     audio_pt_int="yes"
3051     ;;
3052
3053     sdl)
3054     if test "$sdl" = "no"; then
3055         error_exit "sdl not found or disabled, can not use sdl audio driver"
3056     fi
3057     ;;
3058
3059     coreaudio)
3060       coreaudio_libs="-framework CoreAudio"
3061     ;;
3062
3063     dsound)
3064       dsound_libs="-lole32 -ldxguid"
3065       audio_win_int="yes"
3066     ;;
3067
3068     oss)
3069       oss_libs="$oss_lib"
3070     ;;
3071
3072     wav)
3073     # XXX: Probes for CoreAudio, DirectSound
3074     ;;
3075
3076     *)
3077     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3078         error_exit "Unknown driver '$drv' selected" \
3079             "Possible drivers are: $audio_possible_drivers"
3080     }
3081     ;;
3082     esac
3083 done
3084
3085 ##########################################
3086 # BrlAPI probe
3087
3088 if test "$brlapi" != "no" ; then
3089   brlapi_libs="-lbrlapi"
3090   cat > $TMPC << EOF
3091 #include <brlapi.h>
3092 #include <stddef.h>
3093 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3094 EOF
3095   if compile_prog "" "$brlapi_libs" ; then
3096     brlapi=yes
3097   else
3098     if test "$brlapi" = "yes" ; then
3099       feature_not_found "brlapi" "Install brlapi devel"
3100     fi
3101     brlapi=no
3102   fi
3103 fi
3104
3105 ##########################################
3106 # curses probe
3107 if test "$curses" != "no" ; then
3108   if test "$mingw32" = "yes" ; then
3109     curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3110     curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3111   else
3112     curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3113     curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3114   fi
3115   curses_found=no
3116   cat > $TMPC << EOF
3117 #include <locale.h>
3118 #include <curses.h>
3119 #include <wchar.h>
3120 int main(void) {
3121   wchar_t wch = L'w';
3122   setlocale(LC_ALL, "");
3123   resize_term(0, 0);
3124   addwstr(L"wide chars\n");
3125   addnwstr(&wch, 1);
3126   add_wch(WACS_DEGREE);
3127   return 0;
3128 }
3129 EOF
3130   IFS=:
3131   for curses_inc in $curses_inc_list; do
3132     # Make sure we get the wide character prototypes
3133     curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3134     IFS=:
3135     for curses_lib in $curses_lib_list; do
3136       unset IFS
3137       if compile_prog "$curses_inc" "$curses_lib" ; then
3138         curses_found=yes
3139         QEMU_CFLAGS="$curses_inc $QEMU_CFLAGS"
3140         libs_softmmu="$curses_lib $libs_softmmu"
3141         break
3142       fi
3143     done
3144     if test "$curses_found" = yes ; then
3145       break
3146     fi
3147   done
3148   unset IFS
3149   if test "$curses_found" = "yes" ; then
3150     curses=yes
3151   else
3152     if test "$curses" = "yes" ; then
3153       feature_not_found "curses" "Install ncurses devel"
3154     fi
3155     curses=no
3156   fi
3157 fi
3158
3159 ##########################################
3160 # curl probe
3161 if test "$curl" != "no" ; then
3162   if $pkg_config libcurl --exists; then
3163     curlconfig="$pkg_config libcurl"
3164   else
3165     curlconfig=curl-config
3166   fi
3167   cat > $TMPC << EOF
3168 #include <curl/curl.h>
3169 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3170 EOF
3171   curl_cflags=$($curlconfig --cflags 2>/dev/null)
3172   curl_libs=$($curlconfig --libs 2>/dev/null)
3173   if compile_prog "$curl_cflags" "$curl_libs" ; then
3174     curl=yes
3175   else
3176     if test "$curl" = "yes" ; then
3177       feature_not_found "curl" "Install libcurl devel"
3178     fi
3179     curl=no
3180   fi
3181 fi # test "$curl"
3182
3183 ##########################################
3184 # bluez support probe
3185 if test "$bluez" != "no" ; then
3186   cat > $TMPC << EOF
3187 #include <bluetooth/bluetooth.h>
3188 int main(void) { return bt_error(0); }
3189 EOF
3190   bluez_cflags=$($pkg_config --cflags bluez 2>/dev/null)
3191   bluez_libs=$($pkg_config --libs bluez 2>/dev/null)
3192   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
3193     bluez=yes
3194     libs_softmmu="$bluez_libs $libs_softmmu"
3195   else
3196     if test "$bluez" = "yes" ; then
3197       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
3198     fi
3199     bluez="no"
3200   fi
3201 fi
3202
3203 ##########################################
3204 # glib support probe
3205
3206 if test "$mingw32" = yes; then
3207     glib_req_ver=2.30
3208 else
3209     glib_req_ver=2.22
3210 fi
3211 glib_modules=gthread-2.0
3212 if test "$modules" = yes; then
3213     glib_modules="$glib_modules gmodule-2.0"
3214 fi
3215
3216 # This workaround is required due to a bug in pkg-config file for glib as it
3217 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3218
3219 if test "$static" = yes -a "$mingw32" = yes; then
3220     QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3221 fi
3222
3223 for i in $glib_modules; do
3224     if $pkg_config --atleast-version=$glib_req_ver $i; then
3225         glib_cflags=$($pkg_config --cflags $i)
3226         glib_libs=$($pkg_config --libs $i)
3227         QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3228         LIBS="$glib_libs $LIBS"
3229         libs_qga="$glib_libs $libs_qga"
3230     else
3231         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3232     fi
3233 done
3234
3235 # Sanity check that the current size_t matches the
3236 # size that glib thinks it should be. This catches
3237 # problems on multi-arch where people try to build
3238 # 32-bit QEMU while pointing at 64-bit glib headers
3239 cat > $TMPC <<EOF
3240 #include <glib.h>
3241 #include <unistd.h>
3242
3243 #define QEMU_BUILD_BUG_ON(x) \
3244   typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3245
3246 int main(void) {
3247    QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3248    return 0;
3249 }
3250 EOF
3251
3252 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3253     error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3254                "You probably need to set PKG_CONFIG_LIBDIR"\
3255                "to point to the right pkg-config files for your"\
3256                "build target"
3257 fi
3258
3259 # g_test_trap_subprocess added in 2.38. Used by some tests.
3260 glib_subprocess=yes
3261 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
3262     glib_subprocess=no
3263 fi
3264
3265 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3266 cat > $TMPC << EOF
3267 #include <glib.h>
3268 int main(void) { return 0; }
3269 EOF
3270 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3271     if cc_has_warning_flag "-Wno-unknown-attributes"; then
3272         glib_cflags="-Wno-unknown-attributes $glib_cflags"
3273         CFLAGS="-Wno-unknown-attributes $CFLAGS"
3274     fi
3275 fi
3276
3277 ##########################################
3278 # SHA command probe for modules
3279 if test "$modules" = yes; then
3280     shacmd_probe="sha1sum sha1 shasum"
3281     for c in $shacmd_probe; do
3282         if has $c; then
3283             shacmd="$c"
3284             break
3285         fi
3286     done
3287     if test "$shacmd" = ""; then
3288         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3289     fi
3290 fi
3291
3292 ##########################################
3293 # pixman support probe
3294
3295 if test "$want_tools" = "no" -a "$softmmu" = "no"; then
3296   pixman_cflags=
3297   pixman_libs=
3298 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3299   pixman_cflags=$($pkg_config --cflags pixman-1)
3300   pixman_libs=$($pkg_config --libs pixman-1)
3301 else
3302   error_exit "pixman >= 0.21.8 not present." \
3303       "Please install the pixman devel package."
3304 fi
3305
3306 ##########################################
3307 # libmpathpersist probe
3308
3309 if test "$mpath" != "no" ; then
3310   cat > $TMPC <<EOF
3311 #include <libudev.h>
3312 #include <mpath_persist.h>
3313 unsigned mpath_mx_alloc_len = 1024;
3314 int logsink;
3315 static struct config *multipath_conf;
3316 extern struct udev *udev;
3317 extern struct config *get_multipath_config(void);
3318 extern void put_multipath_config(struct config *conf);
3319 struct udev *udev;
3320 struct config *get_multipath_config(void) { return multipath_conf; }
3321 void put_multipath_config(struct config *conf) { }
3322
3323 int main(void) {
3324     udev = udev_new();
3325     multipath_conf = mpath_lib_init();
3326     return 0;
3327 }
3328 EOF
3329   if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3330     mpathpersist=yes
3331   else
3332     mpathpersist=no
3333   fi
3334 else
3335   mpathpersist=no
3336 fi
3337
3338 ##########################################
3339 # libcap probe
3340
3341 if test "$cap" != "no" ; then
3342   cat > $TMPC <<EOF
3343 #include <stdio.h>
3344 #include <sys/capability.h>
3345 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
3346 EOF
3347   if compile_prog "" "-lcap" ; then
3348     cap=yes
3349   else
3350     cap=no
3351   fi
3352 fi
3353
3354 ##########################################
3355 # pthread probe
3356 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3357
3358 pthread=no
3359 cat > $TMPC << EOF
3360 #include <pthread.h>
3361 static void *f(void *p) { return NULL; }
3362 int main(void) {
3363   pthread_t thread;
3364   pthread_create(&thread, 0, f, 0);
3365   return 0;
3366 }
3367 EOF
3368 if compile_prog "" "" ; then
3369   pthread=yes
3370 else
3371   for pthread_lib in $PTHREADLIBS_LIST; do
3372     if compile_prog "" "$pthread_lib" ; then
3373       pthread=yes
3374       found=no
3375       for lib_entry in $LIBS; do
3376         if test "$lib_entry" = "$pthread_lib"; then
3377           found=yes
3378           break
3379         fi
3380       done
3381       if test "$found" = "no"; then
3382         LIBS="$pthread_lib $LIBS"
3383       fi
3384       PTHREAD_LIB="$pthread_lib"
3385       break
3386     fi
3387   done
3388 fi
3389
3390 if test "$mingw32" != yes -a "$pthread" = no; then
3391   error_exit "pthread check failed" \
3392       "Make sure to have the pthread libs and headers installed."
3393 fi
3394
3395 # check for pthread_setname_np
3396 pthread_setname_np=no
3397 cat > $TMPC << EOF
3398 #include <pthread.h>
3399
3400 static void *f(void *p) { return NULL; }
3401 int main(void)
3402 {
3403     pthread_t thread;
3404     pthread_create(&thread, 0, f, 0);
3405     pthread_setname_np(thread, "QEMU");
3406     return 0;
3407 }
3408 EOF
3409 if compile_prog "" "$pthread_lib" ; then
3410   pthread_setname_np=yes
3411 fi
3412
3413 ##########################################
3414 # rbd probe
3415 if test "$rbd" != "no" ; then
3416   cat > $TMPC <<EOF
3417 #include <stdio.h>
3418 #include <rbd/librbd.h>
3419 int main(void) {
3420     rados_t cluster;
3421     rados_create(&cluster, NULL);
3422     return 0;
3423 }
3424 EOF
3425   rbd_libs="-lrbd -lrados"
3426   if compile_prog "" "$rbd_libs" ; then
3427     rbd=yes
3428   else
3429     if test "$rbd" = "yes" ; then
3430       feature_not_found "rados block device" "Install librbd/ceph devel"
3431     fi
3432     rbd=no
3433   fi
3434 fi
3435
3436 ##########################################
3437 # libssh2 probe
3438 min_libssh2_version=1.2.8
3439 if test "$libssh2" != "no" ; then
3440   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
3441     libssh2_cflags=$($pkg_config libssh2 --cflags)
3442     libssh2_libs=$($pkg_config libssh2 --libs)
3443     libssh2=yes
3444   else
3445     if test "$libssh2" = "yes" ; then
3446       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
3447     fi
3448     libssh2=no
3449   fi
3450 fi
3451
3452 ##########################################
3453 # libssh2_sftp_fsync probe
3454
3455 if test "$libssh2" = "yes"; then
3456   cat > $TMPC <<EOF
3457 #include <stdio.h>
3458 #include <libssh2.h>
3459 #include <libssh2_sftp.h>
3460 int main(void) {
3461     LIBSSH2_SESSION *session;
3462     LIBSSH2_SFTP *sftp;
3463     LIBSSH2_SFTP_HANDLE *sftp_handle;
3464     session = libssh2_session_init ();
3465     sftp = libssh2_sftp_init (session);
3466     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
3467     libssh2_sftp_fsync (sftp_handle);
3468     return 0;
3469 }
3470 EOF
3471   # libssh2_cflags/libssh2_libs defined in previous test.
3472   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
3473     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
3474   fi
3475 fi
3476
3477 ##########################################
3478 # linux-aio probe
3479
3480 if test "$linux_aio" != "no" ; then
3481   cat > $TMPC <<EOF
3482 #include <libaio.h>
3483 #include <sys/eventfd.h>
3484 #include <stddef.h>
3485 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
3486 EOF
3487   if compile_prog "" "-laio" ; then
3488     linux_aio=yes
3489   else
3490     if test "$linux_aio" = "yes" ; then
3491       feature_not_found "linux AIO" "Install libaio devel"
3492     fi
3493     linux_aio=no
3494   fi
3495 fi
3496
3497 ##########################################
3498 # TPM passthrough is only on x86 Linux
3499
3500 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3501   tpm_passthrough=$tpm
3502 else
3503   tpm_passthrough=no
3504 fi
3505
3506 ##########################################
3507 # attr probe
3508
3509 if test "$attr" != "no" ; then
3510   cat > $TMPC <<EOF
3511 #include <stdio.h>
3512 #include <sys/types.h>
3513 #ifdef CONFIG_LIBATTR
3514 #include <attr/xattr.h>
3515 #else
3516 #include <sys/xattr.h>
3517 #endif
3518 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3519 EOF
3520   if compile_prog "" "" ; then
3521     attr=yes
3522   # Older distros have <attr/xattr.h>, and need -lattr:
3523   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3524     attr=yes
3525     LIBS="-lattr $LIBS"
3526     libattr=yes
3527   else
3528     if test "$attr" = "yes" ; then
3529       feature_not_found "ATTR" "Install libc6 or libattr devel"
3530     fi
3531     attr=no
3532   fi
3533 fi
3534
3535 ##########################################
3536 # iovec probe
3537 cat > $TMPC <<EOF
3538 #include <sys/types.h>
3539 #include <sys/uio.h>
3540 #include <unistd.h>
3541 int main(void) { return sizeof(struct iovec); }
3542 EOF
3543 iovec=no
3544 if compile_prog "" "" ; then
3545   iovec=yes
3546 fi
3547
3548 ##########################################
3549 # preadv probe
3550 cat > $TMPC <<EOF
3551 #include <sys/types.h>
3552 #include <sys/uio.h>
3553 #include <unistd.h>
3554 int main(void) { return preadv(0, 0, 0, 0); }
3555 EOF
3556 preadv=no
3557 if compile_prog "" "" ; then
3558   preadv=yes
3559 fi
3560
3561 ##########################################
3562 # fdt probe
3563 # fdt support is mandatory for at least some target architectures,
3564 # so insist on it if we're building those system emulators.
3565 fdt_required=no
3566 for target in $target_list; do
3567   case $target in
3568     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu)
3569       fdt_required=yes
3570     ;;
3571   esac
3572 done
3573
3574 if test "$fdt_required" = "yes"; then
3575   if test "$fdt" = "no"; then
3576     error_exit "fdt disabled but some requested targets require it." \
3577       "You can turn off fdt only if you also disable all the system emulation" \
3578       "targets which need it (by specifying a cut down --target-list)."
3579   fi
3580   fdt=yes
3581 fi
3582
3583 if test "$fdt" != "no" ; then
3584   fdt_libs="-lfdt"
3585   # explicitly check for libfdt_env.h as it is missing in some stable installs
3586   # and test for required functions to make sure we are on a version >= 1.4.2
3587   cat > $TMPC << EOF
3588 #include <libfdt.h>
3589 #include <libfdt_env.h>
3590 int main(void) { fdt_first_subnode(0, 0); return 0; }
3591 EOF
3592   if compile_prog "" "$fdt_libs" ; then
3593     # system DTC is good - use it
3594     fdt=yes
3595   elif test -d ${source_path}/dtc/libfdt ; then
3596     # have submodule DTC - use it
3597     fdt=yes
3598     dtc_internal="yes"
3599     mkdir -p dtc
3600     if [ "$pwd_is_source_path" != "y" ] ; then
3601        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3602        symlink "$source_path/dtc/scripts" "dtc/scripts"
3603     fi
3604     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3605     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3606   elif test "$fdt" = "yes" ; then
3607     # have neither and want - prompt for system/submodule install
3608     error_exit "DTC (libfdt) version >= 1.4.2 not present. Your options:" \
3609         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3610         "  (2) Fetch the DTC submodule, using:" \
3611         "      git submodule update --init dtc"
3612   else
3613     # don't have and don't want
3614     fdt_libs=
3615     fdt=no
3616   fi
3617 fi
3618
3619 libs_softmmu="$libs_softmmu $fdt_libs"
3620
3621 ##########################################
3622 # opengl probe (for sdl2, gtk, milkymist-tmu2)
3623
3624 if test "$opengl" != "no" ; then
3625   opengl_pkgs="epoxy libdrm gbm"
3626   if $pkg_config $opengl_pkgs x11; then
3627     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3628     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3629     opengl=yes
3630     if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
3631         gtk_gl="yes"
3632     fi
3633     QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
3634   else
3635     if test "$opengl" = "yes" ; then
3636       feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
3637     fi
3638     opengl_cflags=""
3639     opengl_libs=""
3640     opengl=no
3641   fi
3642 fi
3643
3644 if test "$opengl" = "yes"; then
3645   cat > $TMPC << EOF
3646 #include <epoxy/egl.h>
3647 #ifndef EGL_MESA_image_dma_buf_export
3648 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
3649 #endif
3650 int main(void) { return 0; }
3651 EOF
3652   if compile_prog "" "" ; then
3653     opengl_dmabuf=yes
3654   fi
3655 fi
3656
3657
3658 ##########################################
3659 # glusterfs probe
3660 if test "$glusterfs" != "no" ; then
3661   if $pkg_config --atleast-version=3 glusterfs-api; then
3662     glusterfs="yes"
3663     glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
3664     glusterfs_libs=$($pkg_config --libs glusterfs-api)
3665     if $pkg_config --atleast-version=4 glusterfs-api; then
3666       glusterfs_xlator_opt="yes"
3667     fi
3668     if $pkg_config --atleast-version=5 glusterfs-api; then
3669       glusterfs_discard="yes"
3670     fi
3671     if $pkg_config --atleast-version=6 glusterfs-api; then
3672       glusterfs_fallocate="yes"
3673       glusterfs_zerofill="yes"
3674     fi
3675   else
3676     if test "$glusterfs" = "yes" ; then
3677       feature_not_found "GlusterFS backend support" \
3678           "Install glusterfs-api devel >= 3"
3679     fi
3680     glusterfs="no"
3681   fi
3682 fi
3683
3684 # Check for inotify functions when we are building linux-user
3685 # emulator.  This is done because older glibc versions don't
3686 # have syscall stubs for these implemented.  In that case we
3687 # don't provide them even if kernel supports them.
3688 #
3689 inotify=no
3690 cat > $TMPC << EOF
3691 #include <sys/inotify.h>
3692
3693 int
3694 main(void)
3695 {
3696         /* try to start inotify */
3697         return inotify_init();
3698 }
3699 EOF
3700 if compile_prog "" "" ; then
3701   inotify=yes
3702 fi
3703
3704 inotify1=no
3705 cat > $TMPC << EOF
3706 #include <sys/inotify.h>
3707
3708 int
3709 main(void)
3710 {
3711     /* try to start inotify */
3712     return inotify_init1(0);
3713 }
3714 EOF
3715 if compile_prog "" "" ; then
3716   inotify1=yes
3717 fi
3718
3719 # check if pipe2 is there
3720 pipe2=no
3721 cat > $TMPC << EOF
3722 #include <unistd.h>
3723 #include <fcntl.h>
3724
3725 int main(void)
3726 {
3727     int pipefd[2];
3728     return pipe2(pipefd, O_CLOEXEC);
3729 }
3730 EOF
3731 if compile_prog "" "" ; then
3732   pipe2=yes
3733 fi
3734
3735 # check if accept4 is there
3736 accept4=no
3737 cat > $TMPC << EOF
3738 #include <sys/socket.h>
3739 #include <stddef.h>
3740
3741 int main(void)
3742 {
3743     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3744     return 0;
3745 }
3746 EOF
3747 if compile_prog "" "" ; then
3748   accept4=yes
3749 fi
3750
3751 # check if tee/splice is there. vmsplice was added same time.
3752 splice=no
3753 cat > $TMPC << EOF
3754 #include <unistd.h>
3755 #include <fcntl.h>
3756 #include <limits.h>
3757
3758 int main(void)
3759 {
3760     int len, fd = 0;
3761     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3762     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3763     return 0;
3764 }
3765 EOF
3766 if compile_prog "" "" ; then
3767   splice=yes
3768 fi
3769
3770 ##########################################
3771 # libnuma probe
3772
3773 if test "$numa" != "no" ; then
3774   cat > $TMPC << EOF
3775 #include <numa.h>
3776 int main(void) { return numa_available(); }
3777 EOF
3778
3779   if compile_prog "" "-lnuma" ; then
3780     numa=yes
3781     libs_softmmu="-lnuma $libs_softmmu"
3782   else
3783     if test "$numa" = "yes" ; then
3784       feature_not_found "numa" "install numactl devel"
3785     fi
3786     numa=no
3787   fi
3788 fi
3789
3790 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
3791     echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
3792     exit 1
3793 fi
3794
3795 ##########################################
3796 # tcmalloc probe
3797
3798 if test "$tcmalloc" = "yes" ; then
3799   cat > $TMPC << EOF
3800 #include <stdlib.h>
3801 int main(void) { malloc(1); return 0; }
3802 EOF
3803
3804   if compile_prog "" "-ltcmalloc" ; then
3805     LIBS="-ltcmalloc $LIBS"
3806   else
3807     feature_not_found "tcmalloc" "install gperftools devel"
3808   fi
3809 fi
3810
3811 ##########################################
3812 # jemalloc probe
3813
3814 if test "$jemalloc" = "yes" ; then
3815   cat > $TMPC << EOF
3816 #include <stdlib.h>
3817 int main(void) { malloc(1); return 0; }
3818 EOF
3819
3820   if compile_prog "" "-ljemalloc" ; then
3821     LIBS="-ljemalloc $LIBS"
3822   else
3823     feature_not_found "jemalloc" "install jemalloc devel"
3824   fi
3825 fi
3826
3827 ##########################################
3828 # signalfd probe
3829 signalfd="no"
3830 cat > $TMPC << EOF
3831 #include <unistd.h>
3832 #include <sys/syscall.h>
3833 #include <signal.h>
3834 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3835 EOF
3836
3837 if compile_prog "" "" ; then
3838   signalfd=yes
3839 fi
3840
3841 # check if eventfd is supported
3842 eventfd=no
3843 cat > $TMPC << EOF
3844 #include <sys/eventfd.h>
3845
3846 int main(void)
3847 {
3848     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3849 }
3850 EOF
3851 if compile_prog "" "" ; then
3852   eventfd=yes
3853 fi
3854
3855 # check if memfd is supported
3856 memfd=no
3857 cat > $TMPC << EOF
3858 #include <sys/memfd.h>
3859
3860 int main(void)
3861 {
3862     return memfd_create("foo", MFD_ALLOW_SEALING);
3863 }
3864 EOF
3865 if compile_prog "" "" ; then
3866   memfd=yes
3867 fi
3868
3869
3870
3871 # check for fallocate
3872 fallocate=no
3873 cat > $TMPC << EOF
3874 #include <fcntl.h>
3875
3876 int main(void)
3877 {
3878     fallocate(0, 0, 0, 0);
3879     return 0;
3880 }
3881 EOF
3882 if compile_prog "" "" ; then
3883   fallocate=yes
3884 fi
3885
3886 # check for fallocate hole punching
3887 fallocate_punch_hole=no
3888 cat > $TMPC << EOF
3889 #include <fcntl.h>
3890 #include <linux/falloc.h>
3891
3892 int main(void)
3893 {
3894     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3895     return 0;
3896 }
3897 EOF
3898 if compile_prog "" "" ; then
3899   fallocate_punch_hole=yes
3900 fi
3901
3902 # check that fallocate supports range zeroing inside the file
3903 fallocate_zero_range=no
3904 cat > $TMPC << EOF
3905 #include <fcntl.h>
3906 #include <linux/falloc.h>
3907
3908 int main(void)
3909 {
3910     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3911     return 0;
3912 }
3913 EOF
3914 if compile_prog "" "" ; then
3915   fallocate_zero_range=yes
3916 fi
3917
3918 # check for posix_fallocate
3919 posix_fallocate=no
3920 cat > $TMPC << EOF
3921 #include <fcntl.h>
3922
3923 int main(void)
3924 {
3925     posix_fallocate(0, 0, 0);
3926     return 0;
3927 }
3928 EOF
3929 if compile_prog "" "" ; then
3930     posix_fallocate=yes
3931 fi
3932
3933 # check for sync_file_range
3934 sync_file_range=no
3935 cat > $TMPC << EOF
3936 #include <fcntl.h>
3937
3938 int main(void)
3939 {
3940     sync_file_range(0, 0, 0, 0);
3941     return 0;
3942 }
3943 EOF
3944 if compile_prog "" "" ; then
3945   sync_file_range=yes
3946 fi
3947
3948 # check for linux/fiemap.h and FS_IOC_FIEMAP
3949 fiemap=no
3950 cat > $TMPC << EOF
3951 #include <sys/ioctl.h>
3952 #include <linux/fs.h>
3953 #include <linux/fiemap.h>
3954
3955 int main(void)
3956 {
3957     ioctl(0, FS_IOC_FIEMAP, 0);
3958     return 0;
3959 }
3960 EOF
3961 if compile_prog "" "" ; then
3962   fiemap=yes
3963 fi
3964
3965 # check for dup3
3966 dup3=no
3967 cat > $TMPC << EOF
3968 #include <unistd.h>
3969
3970 int main(void)
3971 {
3972     dup3(0, 0, 0);
3973     return 0;
3974 }
3975 EOF
3976 if compile_prog "" "" ; then
3977   dup3=yes
3978 fi
3979
3980 # check for ppoll support
3981 ppoll=no
3982 cat > $TMPC << EOF
3983 #include <poll.h>
3984
3985 int main(void)
3986 {
3987     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3988     ppoll(&pfd, 1, 0, 0);
3989     return 0;
3990 }
3991 EOF
3992 if compile_prog "" "" ; then
3993   ppoll=yes
3994 fi
3995
3996 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3997 prctl_pr_set_timerslack=no
3998 cat > $TMPC << EOF
3999 #include <sys/prctl.h>
4000
4001 int main(void)
4002 {
4003     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4004     return 0;
4005 }
4006 EOF
4007 if compile_prog "" "" ; then
4008   prctl_pr_set_timerslack=yes
4009 fi
4010
4011 # check for epoll support
4012 epoll=no
4013 cat > $TMPC << EOF
4014 #include <sys/epoll.h>
4015
4016 int main(void)
4017 {
4018     epoll_create(0);
4019     return 0;
4020 }
4021 EOF
4022 if compile_prog "" "" ; then
4023   epoll=yes
4024 fi
4025
4026 # epoll_create1 is a later addition
4027 # so we must check separately for its presence
4028 epoll_create1=no
4029 cat > $TMPC << EOF
4030 #include <sys/epoll.h>
4031
4032 int main(void)
4033 {
4034     /* Note that we use epoll_create1 as a value, not as
4035      * a function being called. This is necessary so that on
4036      * old SPARC glibc versions where the function was present in
4037      * the library but not declared in the header file we will
4038      * fail the configure check. (Otherwise we will get a compiler
4039      * warning but not an error, and will proceed to fail the
4040      * qemu compile where we compile with -Werror.)
4041      */
4042     return (int)(uintptr_t)&epoll_create1;
4043 }
4044 EOF
4045 if compile_prog "" "" ; then
4046   epoll_create1=yes
4047 fi
4048
4049 # check for sendfile support
4050 sendfile=no
4051 cat > $TMPC << EOF
4052 #include <sys/sendfile.h>
4053
4054 int main(void)
4055 {
4056     return sendfile(0, 0, 0, 0);
4057 }
4058 EOF
4059 if compile_prog "" "" ; then
4060   sendfile=yes
4061 fi
4062
4063 # check for timerfd support (glibc 2.8 and newer)
4064 timerfd=no
4065 cat > $TMPC << EOF
4066 #include <sys/timerfd.h>
4067
4068 int main(void)
4069 {
4070     return(timerfd_create(CLOCK_REALTIME, 0));
4071 }
4072 EOF
4073 if compile_prog "" "" ; then
4074   timerfd=yes
4075 fi
4076
4077 # check for setns and unshare support
4078 setns=no
4079 cat > $TMPC << EOF
4080 #include <sched.h>
4081
4082 int main(void)
4083 {
4084     int ret;
4085     ret = setns(0, 0);
4086     ret = unshare(0);
4087     return ret;
4088 }
4089 EOF
4090 if compile_prog "" "" ; then
4091   setns=yes
4092 fi
4093
4094 # clock_adjtime probe
4095 clock_adjtime=no
4096 cat > $TMPC <<EOF
4097 #include <time.h>
4098
4099 int main(void)
4100 {
4101     return clock_adjtime(0, 0);
4102 }
4103 EOF
4104 clock_adjtime=no
4105 if compile_prog "" "" ; then
4106   clock_adjtime=yes
4107 fi
4108
4109 # syncfs probe
4110 syncfs=no
4111 cat > $TMPC <<EOF
4112 #include <unistd.h>
4113
4114 int main(void)
4115 {
4116     return syncfs(0);
4117 }
4118 EOF
4119 syncfs=no
4120 if compile_prog "" "" ; then
4121   syncfs=yes
4122 fi
4123
4124 # Check if tools are available to build documentation.
4125 if test "$docs" != "no" ; then
4126   if has makeinfo && has pod2man; then
4127     docs=yes
4128   else
4129     if test "$docs" = "yes" ; then
4130       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
4131     fi
4132     docs=no
4133   fi
4134 fi
4135
4136 # Search for bswap_32 function
4137 byteswap_h=no
4138 cat > $TMPC << EOF
4139 #include <byteswap.h>
4140 int main(void) { return bswap_32(0); }
4141 EOF
4142 if compile_prog "" "" ; then
4143   byteswap_h=yes
4144 fi
4145
4146 # Search for bswap32 function
4147 bswap_h=no
4148 cat > $TMPC << EOF
4149 #include <sys/endian.h>
4150 #include <sys/types.h>
4151 #include <machine/bswap.h>
4152 int main(void) { return bswap32(0); }
4153 EOF
4154 if compile_prog "" "" ; then
4155   bswap_h=yes
4156 fi
4157
4158 ##########################################
4159 # Do we have libiscsi >= 1.9.0
4160 if test "$libiscsi" != "no" ; then
4161   if $pkg_config --atleast-version=1.9.0 libiscsi; then
4162     libiscsi="yes"
4163     libiscsi_cflags=$($pkg_config --cflags libiscsi)
4164     libiscsi_libs=$($pkg_config --libs libiscsi)
4165   else
4166     if test "$libiscsi" = "yes" ; then
4167       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4168     fi
4169     libiscsi="no"
4170   fi
4171 fi
4172
4173 ##########################################
4174 # Do we need libm
4175 cat > $TMPC << EOF
4176 #include <math.h>
4177 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4178 EOF
4179 if compile_prog "" "" ; then
4180   :
4181 elif compile_prog "" "-lm" ; then
4182   LIBS="-lm $LIBS"
4183   libs_qga="-lm $libs_qga"
4184 else
4185   error_exit "libm check failed"
4186 fi
4187
4188 ##########################################
4189 # Do we need librt
4190 # uClibc provides 2 versions of clock_gettime(), one with realtime
4191 # support and one without. This means that the clock_gettime() don't
4192 # need -lrt. We still need it for timer_create() so we check for this
4193 # function in addition.
4194 cat > $TMPC <<EOF
4195 #include <signal.h>
4196 #include <time.h>
4197 int main(void) {
4198   timer_create(CLOCK_REALTIME, NULL, NULL);
4199   return clock_gettime(CLOCK_REALTIME, NULL);
4200 }
4201 EOF
4202
4203 if compile_prog "" "" ; then
4204   :
4205 # we need pthread for static linking. use previous pthread test result
4206 elif compile_prog "" "$pthread_lib -lrt" ; then
4207   LIBS="$LIBS -lrt"
4208   libs_qga="$libs_qga -lrt"
4209 fi
4210
4211 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
4212         "$haiku" != "yes" ; then
4213     libs_softmmu="-lutil $libs_softmmu"
4214 fi
4215
4216 ##########################################
4217 # spice probe
4218 if test "$spice" != "no" ; then
4219   cat > $TMPC << EOF
4220 #include <spice.h>
4221 int main(void) { spice_server_new(); return 0; }
4222 EOF
4223   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
4224   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
4225   if $pkg_config --atleast-version=0.12.0 spice-server && \
4226      $pkg_config --atleast-version=0.12.3 spice-protocol && \
4227      compile_prog "$spice_cflags" "$spice_libs" ; then
4228     spice="yes"
4229     libs_softmmu="$libs_softmmu $spice_libs"
4230     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
4231     spice_protocol_version=$($pkg_config --modversion spice-protocol)
4232     spice_server_version=$($pkg_config --modversion spice-server)
4233   else
4234     if test "$spice" = "yes" ; then
4235       feature_not_found "spice" \
4236           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
4237     fi
4238     spice="no"
4239   fi
4240 fi
4241
4242 # check for smartcard support
4243 if test "$smartcard" != "no"; then
4244     if $pkg_config libcacard; then
4245         libcacard_cflags=$($pkg_config --cflags libcacard)
4246         libcacard_libs=$($pkg_config --libs libcacard)
4247         smartcard="yes"
4248     else
4249         if test "$smartcard" = "yes"; then
4250             feature_not_found "smartcard" "Install libcacard devel"
4251         fi
4252         smartcard="no"
4253     fi
4254 fi
4255
4256 # check for libusb
4257 if test "$libusb" != "no" ; then
4258     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
4259         libusb="yes"
4260         libusb_cflags=$($pkg_config --cflags libusb-1.0)
4261         libusb_libs=$($pkg_config --libs libusb-1.0)
4262     else
4263         if test "$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 $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
4273         usb_redir="yes"
4274         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
4275         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
4276     else
4277         if test "$usb_redir" = "yes"; then
4278             feature_not_found "usb-redir" "Install usbredir devel"
4279         fi
4280         usb_redir="no"
4281     fi
4282 fi
4283
4284 ##########################################
4285 # check if we have VSS SDK headers for win
4286
4287 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
4288   case "$vss_win32_sdk" in
4289     "")   vss_win32_include="-isystem $source_path" ;;
4290     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
4291           # handle path with spaces. So we symlink the headers into ".sdk/vss".
4292           vss_win32_include="-isystem $source_path/.sdk/vss"
4293           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
4294           ;;
4295     *)    vss_win32_include="-isystem $vss_win32_sdk"
4296   esac
4297   cat > $TMPC << EOF
4298 #define __MIDL_user_allocate_free_DEFINED__
4299 #include <inc/win2003/vss.h>
4300 int main(void) { return VSS_CTX_BACKUP; }
4301 EOF
4302   if compile_prog "$vss_win32_include" "" ; then
4303     guest_agent_with_vss="yes"
4304     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
4305     libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
4306     qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
4307   else
4308     if test "$vss_win32_sdk" != "" ; then
4309       echo "ERROR: Please download and install Microsoft VSS SDK:"
4310       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
4311       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
4312       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
4313       echo "ERROR: The headers are extracted in the directory \`inc'."
4314       feature_not_found "VSS support"
4315     fi
4316     guest_agent_with_vss="no"
4317   fi
4318 fi
4319
4320 ##########################################
4321 # lookup Windows platform SDK (if not specified)
4322 # The SDK is needed only to build .tlb (type library) file of guest agent
4323 # VSS provider from the source. It is usually unnecessary because the
4324 # pre-compiled .tlb file is included.
4325
4326 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
4327   if test -z "$win_sdk"; then
4328     programfiles="$PROGRAMFILES"
4329     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
4330     if test -n "$programfiles"; then
4331       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
4332     else
4333       feature_not_found "Windows SDK"
4334     fi
4335   elif test "$win_sdk" = "no"; then
4336     win_sdk=""
4337   fi
4338 fi
4339
4340 ##########################################
4341 # check if mingw environment provides a recent ntddscsi.h
4342 if test "$mingw32" = "yes" -a "$guest_agent" != "no"; then
4343   cat > $TMPC << EOF
4344 #include <windows.h>
4345 #include <ntddscsi.h>
4346 int main(void) {
4347 #if !defined(IOCTL_SCSI_GET_ADDRESS)
4348 #error Missing required ioctl definitions
4349 #endif
4350   SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
4351   return addr.Lun;
4352 }
4353 EOF
4354   if compile_prog "" "" ; then
4355     guest_agent_ntddscsi=yes
4356     libs_qga="-lsetupapi $libs_qga"
4357   fi
4358 fi
4359
4360 ##########################################
4361 # virgl renderer probe
4362
4363 if test "$virglrenderer" != "no" ; then
4364   cat > $TMPC << EOF
4365 #include <virglrenderer.h>
4366 int main(void) { virgl_renderer_poll(); return 0; }
4367 EOF
4368   virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
4369   virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
4370   if $pkg_config virglrenderer >/dev/null 2>&1 && \
4371      compile_prog "$virgl_cflags" "$virgl_libs" ; then
4372     virglrenderer="yes"
4373   else
4374     if test "$virglrenderer" = "yes" ; then
4375       feature_not_found "virglrenderer"
4376     fi
4377     virglrenderer="no"
4378   fi
4379 fi
4380
4381 ##########################################
4382 # check if we have fdatasync
4383
4384 fdatasync=no
4385 cat > $TMPC << EOF
4386 #include <unistd.h>
4387 int main(void) {
4388 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
4389 return fdatasync(0);
4390 #else
4391 #error Not supported
4392 #endif
4393 }
4394 EOF
4395 if compile_prog "" "" ; then
4396     fdatasync=yes
4397 fi
4398
4399 ##########################################
4400 # check if we have madvise
4401
4402 madvise=no
4403 cat > $TMPC << EOF
4404 #include <sys/types.h>
4405 #include <sys/mman.h>
4406 #include <stddef.h>
4407 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
4408 EOF
4409 if compile_prog "" "" ; then
4410     madvise=yes
4411 fi
4412
4413 ##########################################
4414 # check if we have posix_madvise
4415
4416 posix_madvise=no
4417 cat > $TMPC << EOF
4418 #include <sys/mman.h>
4419 #include <stddef.h>
4420 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
4421 EOF
4422 if compile_prog "" "" ; then
4423     posix_madvise=yes
4424 fi
4425
4426 ##########################################
4427 # check if we have posix_syslog
4428
4429 posix_syslog=no
4430 cat > $TMPC << EOF
4431 #include <syslog.h>
4432 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
4433 EOF
4434 if compile_prog "" "" ; then
4435     posix_syslog=yes
4436 fi
4437
4438 ##########################################
4439 # check if we have sem_timedwait
4440
4441 sem_timedwait=no
4442 cat > $TMPC << EOF
4443 #include <semaphore.h>
4444 int main(void) { return sem_timedwait(0, 0); }
4445 EOF
4446 if compile_prog "" "" ; then
4447     sem_timedwait=yes
4448 fi
4449
4450 ##########################################
4451 # check if trace backend exists
4452
4453 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
4454 if test "$?" -ne 0 ; then
4455   error_exit "invalid trace backends" \
4456       "Please choose supported trace backends."
4457 fi
4458
4459 ##########################################
4460 # For 'ust' backend, test if ust headers are present
4461 if have_backend "ust"; then
4462   cat > $TMPC << EOF
4463 #include <lttng/tracepoint.h>
4464 int main(void) { return 0; }
4465 EOF
4466   if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
4467     if $pkg_config lttng-ust --exists; then
4468       lttng_ust_libs=$($pkg_config --libs lttng-ust)
4469     else
4470       lttng_ust_libs="-llttng-ust -ldl"
4471     fi
4472     if $pkg_config liburcu-bp --exists; then
4473       urcu_bp_libs=$($pkg_config --libs liburcu-bp)
4474     else
4475       urcu_bp_libs="-lurcu-bp"
4476     fi
4477
4478     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
4479     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
4480   else
4481     error_exit "Trace backend 'ust' missing lttng-ust header files"
4482   fi
4483 fi
4484
4485 ##########################################
4486 # For 'dtrace' backend, test if 'dtrace' command is present
4487 if have_backend "dtrace"; then
4488   if ! has 'dtrace' ; then
4489     error_exit "dtrace command is not found in PATH $PATH"
4490   fi
4491   trace_backend_stap="no"
4492   if has 'stap' ; then
4493     trace_backend_stap="yes"
4494   fi
4495 fi
4496
4497 ##########################################
4498 # check and set a backend for coroutine
4499
4500 # We prefer ucontext, but it's not always possible. The fallback
4501 # is sigcontext. On Windows the only valid backend is the Windows
4502 # specific one.
4503
4504 ucontext_works=no
4505 if test "$darwin" != "yes"; then
4506   cat > $TMPC << EOF
4507 #include <ucontext.h>
4508 #ifdef __stub_makecontext
4509 #error Ignoring glibc stub makecontext which will always fail
4510 #endif
4511 int main(void) { makecontext(0, 0, 0); return 0; }
4512 EOF
4513   if compile_prog "" "" ; then
4514     ucontext_works=yes
4515   fi
4516 fi
4517
4518 if test "$coroutine" = ""; then
4519   if test "$mingw32" = "yes"; then
4520     coroutine=win32
4521   elif test "$ucontext_works" = "yes"; then
4522     coroutine=ucontext
4523   else
4524     coroutine=sigaltstack
4525   fi
4526 else
4527   case $coroutine in
4528   windows)
4529     if test "$mingw32" != "yes"; then
4530       error_exit "'windows' coroutine backend only valid for Windows"
4531     fi
4532     # Unfortunately the user visible backend name doesn't match the
4533     # coroutine-*.c filename for this case, so we have to adjust it here.
4534     coroutine=win32
4535     ;;
4536   ucontext)
4537     if test "$ucontext_works" != "yes"; then
4538       feature_not_found "ucontext"
4539     fi
4540     ;;
4541   sigaltstack)
4542     if test "$mingw32" = "yes"; then
4543       error_exit "only the 'windows' coroutine backend is valid for Windows"
4544     fi
4545     ;;
4546   *)
4547     error_exit "unknown coroutine backend $coroutine"
4548     ;;
4549   esac
4550 fi
4551
4552 if test "$coroutine_pool" = ""; then
4553   coroutine_pool=yes
4554 fi
4555
4556 if test "$debug_stack_usage" = "yes"; then
4557   if test "$cpu" = "ia64" -o "$cpu" = "hppa"; then
4558     error_exit "stack usage debugging is not supported for $cpu"
4559   fi
4560   if test "$coroutine_pool" = "yes"; then
4561     echo "WARN: disabling coroutine pool for stack usage debugging"
4562     coroutine_pool=no
4563   fi
4564 fi
4565
4566
4567 ##########################################
4568 # check if we have open_by_handle_at
4569
4570 open_by_handle_at=no
4571 cat > $TMPC << EOF
4572 #include <fcntl.h>
4573 #if !defined(AT_EMPTY_PATH)
4574 # error missing definition
4575 #else
4576 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4577 #endif
4578 EOF
4579 if compile_prog "" "" ; then
4580     open_by_handle_at=yes
4581 fi
4582
4583 ########################################
4584 # check if we have linux/magic.h
4585
4586 linux_magic_h=no
4587 cat > $TMPC << EOF
4588 #include <linux/magic.h>
4589 int main(void) {
4590   return 0;
4591 }
4592 EOF
4593 if compile_prog "" "" ; then
4594     linux_magic_h=yes
4595 fi
4596
4597 ########################################
4598 # check whether we can disable warning option with a pragma (this is needed
4599 # to silence warnings in the headers of some versions of external libraries).
4600 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4601 # only a warning.
4602 #
4603 # If we can't selectively disable warning in the code, disable -Werror so that
4604 # the build doesn't fail anyway.
4605
4606 pragma_disable_unused_but_set=no
4607 cat > $TMPC << EOF
4608 #pragma GCC diagnostic push
4609 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4610 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4611 #pragma GCC diagnostic pop
4612
4613 int main(void) {
4614     return 0;
4615 }
4616 EOF
4617 if compile_prog "-Werror" "" ; then
4618     pragma_diagnostic_available=yes
4619 else
4620     werror=no
4621 fi
4622
4623 ########################################
4624 # check if we have valgrind/valgrind.h
4625
4626 valgrind_h=no
4627 cat > $TMPC << EOF
4628 #include <valgrind/valgrind.h>
4629 int main(void) {
4630   return 0;
4631 }
4632 EOF
4633 if compile_prog "" "" ; then
4634     valgrind_h=yes
4635 fi
4636
4637 ########################################
4638 # check if environ is declared
4639
4640 has_environ=no
4641 cat > $TMPC << EOF
4642 #include <unistd.h>
4643 int main(void) {
4644     environ = 0;
4645     return 0;
4646 }
4647 EOF
4648 if compile_prog "" "" ; then
4649     has_environ=yes
4650 fi
4651
4652 ########################################
4653 # check if cpuid.h is usable.
4654
4655 cat > $TMPC << EOF
4656 #include <cpuid.h>
4657 int main(void) {
4658     unsigned a, b, c, d;
4659     int max = __get_cpuid_max(0, 0);
4660
4661     if (max >= 1) {
4662         __cpuid(1, a, b, c, d);
4663     }
4664
4665     if (max >= 7) {
4666         __cpuid_count(7, 0, a, b, c, d);
4667     }
4668
4669     return 0;
4670 }
4671 EOF
4672 if compile_prog "" "" ; then
4673     cpuid_h=yes
4674 fi
4675
4676 ##########################################
4677 # avx2 optimization requirement check
4678 #
4679 # There is no point enabling this if cpuid.h is not usable,
4680 # since we won't be able to select the new routines.
4681
4682 if test $cpuid_h = yes; then
4683   cat > $TMPC << EOF
4684 #pragma GCC push_options
4685 #pragma GCC target("avx2")
4686 #include <cpuid.h>
4687 #include <immintrin.h>
4688 static int bar(void *a) {
4689     __m256i x = *(__m256i *)a;
4690     return _mm256_testz_si256(x, x);
4691 }
4692 int main(int argc, char *argv[]) { return bar(argv[0]); }
4693 EOF
4694   if compile_object "" ; then
4695     avx2_opt="yes"
4696   fi
4697 fi
4698
4699 ########################################
4700 # check if __[u]int128_t is usable.
4701
4702 int128=no
4703 cat > $TMPC << EOF
4704 #if defined(__clang_major__) && defined(__clang_minor__)
4705 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4706 #  error __int128_t does not work in CLANG before 3.2
4707 # endif
4708 #endif
4709 __int128_t a;
4710 __uint128_t b;
4711 int main (void) {
4712   a = a + b;
4713   b = a * b;
4714   a = a * a;
4715   return 0;
4716 }
4717 EOF
4718 if compile_prog "" "" ; then
4719     int128=yes
4720 fi
4721
4722 #########################################
4723 # See if 128-bit atomic operations are supported.
4724
4725 atomic128=no
4726 if test "$int128" = "yes"; then
4727   cat > $TMPC << EOF
4728 int main(void)
4729 {
4730   unsigned __int128 x = 0, y = 0;
4731   y = __atomic_load_16(&x, 0);
4732   __atomic_store_16(&x, y, 0);
4733   __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
4734   return 0;
4735 }
4736 EOF
4737   if compile_prog "" "" ; then
4738     atomic128=yes
4739   fi
4740 fi
4741
4742 #########################################
4743 # See if 64-bit atomic operations are supported.
4744 # Note that without __atomic builtins, we can only
4745 # assume atomic loads/stores max at pointer size.
4746
4747 cat > $TMPC << EOF
4748 #include <stdint.h>
4749 int main(void)
4750 {
4751   uint64_t x = 0, y = 0;
4752 #ifdef __ATOMIC_RELAXED
4753   y = __atomic_load_8(&x, 0);
4754   __atomic_store_8(&x, y, 0);
4755   __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
4756   __atomic_exchange_8(&x, y, 0);
4757   __atomic_fetch_add_8(&x, y, 0);
4758 #else
4759   typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
4760   __sync_lock_test_and_set(&x, y);
4761   __sync_val_compare_and_swap(&x, y, 0);
4762   __sync_fetch_and_add(&x, y);
4763 #endif
4764   return 0;
4765 }
4766 EOF
4767 if compile_prog "" "" ; then
4768   atomic64=yes
4769 fi
4770
4771 ########################################
4772 # check if getauxval is available.
4773
4774 getauxval=no
4775 cat > $TMPC << EOF
4776 #include <sys/auxv.h>
4777 int main(void) {
4778   return getauxval(AT_HWCAP) == 0;
4779 }
4780 EOF
4781 if compile_prog "" "" ; then
4782     getauxval=yes
4783 fi
4784
4785 ########################################
4786 # check if ccache is interfering with
4787 # semantic analysis of macros
4788
4789 unset CCACHE_CPP2
4790 ccache_cpp2=no
4791 cat > $TMPC << EOF
4792 static const int Z = 1;
4793 #define fn() ({ Z; })
4794 #define TAUT(X) ((X) == Z)
4795 #define PAREN(X, Y) (X == Y)
4796 #define ID(X) (X)
4797 int main(int argc, char *argv[])
4798 {
4799     int x = 0, y = 0;
4800     x = ID(x);
4801     x = fn();
4802     fn();
4803     if (PAREN(x, y)) return 0;
4804     if (TAUT(Z)) return 0;
4805     return 0;
4806 }
4807 EOF
4808
4809 if ! compile_object "-Werror"; then
4810     ccache_cpp2=yes
4811 fi
4812
4813 #################################################
4814 # clang does not support glibc + FORTIFY_SOURCE.
4815
4816 if test "$fortify_source" != "no"; then
4817   if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
4818     fortify_source="no";
4819   elif test -n "$cxx" && has $cxx &&
4820        echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
4821     fortify_source="no";
4822   else
4823     fortify_source="yes"
4824   fi
4825 fi
4826
4827 ##########################################
4828 # check if struct fsxattr is available via linux/fs.h
4829
4830 have_fsxattr=no
4831 cat > $TMPC << EOF
4832 #include <linux/fs.h>
4833 struct fsxattr foo;
4834 int main(void) {
4835   return 0;
4836 }
4837 EOF
4838 if compile_prog "" "" ; then
4839     have_fsxattr=yes
4840 fi
4841
4842 ##########################################
4843 # check if rtnetlink.h exists and is useful
4844 have_rtnetlink=no
4845 cat > $TMPC << EOF
4846 #include <linux/rtnetlink.h>
4847 int main(void) {
4848   return IFLA_PROTO_DOWN;
4849 }
4850 EOF
4851 if compile_prog "" "" ; then
4852     have_rtnetlink=yes
4853 fi
4854
4855 ##########################################
4856 # check for usable AF_VSOCK environment
4857 have_af_vsock=no
4858 cat > $TMPC << EOF
4859 #include <errno.h>
4860 #include <sys/types.h>
4861 #include <sys/socket.h>
4862 #if !defined(AF_VSOCK)
4863 # error missing AF_VSOCK flag
4864 #endif
4865 #include <linux/vm_sockets.h>
4866 int main(void) {
4867     int sock, ret;
4868     struct sockaddr_vm svm;
4869     socklen_t len = sizeof(svm);
4870     sock = socket(AF_VSOCK, SOCK_STREAM, 0);
4871     ret = getpeername(sock, (struct sockaddr *)&svm, &len);
4872     if ((ret == -1) && (errno == ENOTCONN)) {
4873         return 0;
4874     }
4875     return -1;
4876 }
4877 EOF
4878 if compile_prog "" "" ; then
4879     have_af_vsock=yes
4880 fi
4881
4882 ##########################################
4883 # check for usable AF_ALG environment
4884 hava_afalg=no
4885 cat > $TMPC << EOF
4886 #include <errno.h>
4887 #include <sys/types.h>
4888 #include <sys/socket.h>
4889 #include <linux/if_alg.h>
4890 int main(void) {
4891     int sock;
4892     sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
4893     return sock;
4894 }
4895 EOF
4896 if compile_prog "" "" ; then
4897     have_afalg=yes
4898 fi
4899 if test "$crypto_afalg" = "yes"
4900 then
4901     if test "$have_afalg" != "yes"
4902     then
4903         error_exit "AF_ALG requested but could not be detected"
4904     fi
4905 fi
4906
4907
4908 #################################################
4909 # Sparc implicitly links with --relax, which is
4910 # incompatible with -r, so --no-relax should be
4911 # given. It does no harm to give it on other
4912 # platforms too.
4913
4914 # Note: the prototype is needed since QEMU_CFLAGS
4915 #       contains -Wmissing-prototypes
4916 cat > $TMPC << EOF
4917 extern int foo(void);
4918 int foo(void) { return 0; }
4919 EOF
4920 if ! compile_object ""; then
4921   error_exit "Failed to compile object file for LD_REL_FLAGS test"
4922 fi
4923 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
4924   if do_cc -nostdlib $i -o $TMPMO $TMPO; then
4925     LD_REL_FLAGS=$i
4926     break
4927   fi
4928 done
4929 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
4930   feature_not_found "modules" "Cannot find how to build relocatable objects"
4931 fi
4932
4933 ##########################################
4934 # check for sysmacros.h
4935
4936 have_sysmacros=no
4937 cat > $TMPC << EOF
4938 #include <sys/sysmacros.h>
4939 int main(void) {
4940     return makedev(0, 0);
4941 }
4942 EOF
4943 if compile_prog "" "" ; then
4944     have_sysmacros=yes
4945 fi
4946
4947 ##########################################
4948 # Veritas HyperScale block driver VxHS
4949 # Check if libvxhs is installed
4950
4951 if test "$vxhs" != "no" ; then
4952   cat > $TMPC <<EOF
4953 #include <stdint.h>
4954 #include <qnio/qnio_api.h>
4955
4956 void *vxhs_callback;
4957
4958 int main(void) {
4959     iio_init(QNIO_VERSION, vxhs_callback);
4960     return 0;
4961 }
4962 EOF
4963   vxhs_libs="-lvxhs -lssl"
4964   if compile_prog "" "$vxhs_libs" ; then
4965     vxhs=yes
4966   else
4967     if test "$vxhs" = "yes" ; then
4968       feature_not_found "vxhs block device" "Install libvxhs See github"
4969     fi
4970     vxhs=no
4971   fi
4972 fi
4973
4974 ##########################################
4975 # check for _Static_assert()
4976
4977 have_static_assert=no
4978 cat > $TMPC << EOF
4979 _Static_assert(1, "success");
4980 int main(void) {
4981     return 0;
4982 }
4983 EOF
4984 if compile_prog "" "" ; then
4985     have_static_assert=yes
4986 fi
4987
4988 ##########################################
4989 # check for utmpx.h, it is missing e.g. on OpenBSD
4990
4991 have_utmpx=no
4992 cat > $TMPC << EOF
4993 #include <utmpx.h>
4994 struct utmpx user_info;
4995 int main(void) {
4996     return 0;
4997 }
4998 EOF
4999 if compile_prog "" "" ; then
5000     have_utmpx=yes
5001 fi
5002
5003 ##########################################
5004 # End of CC checks
5005 # After here, no more $cc or $ld runs
5006
5007 if test "$gcov" = "yes" ; then
5008   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
5009   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
5010 elif test "$fortify_source" = "yes" ; then
5011   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
5012 elif test "$debug" = "no"; then
5013   CFLAGS="-O2 $CFLAGS"
5014 fi
5015
5016 ##########################################
5017 # Do we have libnfs
5018 if test "$libnfs" != "no" ; then
5019   if $pkg_config --atleast-version=1.9.3 libnfs; then
5020     libnfs="yes"
5021     libnfs_libs=$($pkg_config --libs libnfs)
5022   else
5023     if test "$libnfs" = "yes" ; then
5024       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
5025     fi
5026     libnfs="no"
5027   fi
5028 fi
5029
5030 # Now we've finished running tests it's OK to add -Werror to the compiler flags
5031 if test "$werror" = "yes"; then
5032     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
5033 fi
5034
5035 if test "$solaris" = "no" ; then
5036     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
5037         LDFLAGS="-Wl,--warn-common $LDFLAGS"
5038     fi
5039 fi
5040
5041 # test if pod2man has --utf8 option
5042 if pod2man --help | grep -q utf8; then
5043     POD2MAN="pod2man --utf8"
5044 else
5045     POD2MAN="pod2man"
5046 fi
5047
5048 # Use ASLR, no-SEH and DEP if available
5049 if test "$mingw32" = "yes" ; then
5050     for flag in --dynamicbase --no-seh --nxcompat; do
5051         if ld_has $flag ; then
5052             LDFLAGS="-Wl,$flag $LDFLAGS"
5053         fi
5054     done
5055 fi
5056
5057 qemu_confdir=$sysconfdir$confsuffix
5058 qemu_moddir=$libdir$confsuffix
5059 qemu_datadir=$datadir$confsuffix
5060 qemu_localedir="$datadir/locale"
5061
5062 # We can only support ivshmem if we have eventfd
5063 if [ "$eventfd" = "yes" ]; then
5064   ivshmem=yes
5065 fi
5066
5067 tools=""
5068 if test "$want_tools" = "yes" ; then
5069   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
5070   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
5071     tools="qemu-nbd\$(EXESUF) $tools"
5072   fi
5073   if [ "$ivshmem" = "yes" ]; then
5074     tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
5075   fi
5076 fi
5077 if test "$softmmu" = yes ; then
5078   if test "$linux" = yes; then
5079     if test "$virtfs" != no && test "$cap" = yes && test "$attr" = yes ; then
5080       virtfs=yes
5081       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
5082     else
5083       if test "$virtfs" = yes; then
5084         error_exit "VirtFS requires libcap devel and libattr devel"
5085       fi
5086       virtfs=no
5087     fi
5088     if test "$mpath" != no && test "$mpathpersist" = yes ; then
5089       mpath=yes
5090     else
5091       if test "$mpath" = yes; then
5092         error_exit "Multipath requires libmpathpersist devel"
5093       fi
5094       mpath=no
5095     fi
5096     tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
5097   else
5098     if test "$virtfs" = yes; then
5099       error_exit "VirtFS is supported only on Linux"
5100     fi
5101     virtfs=no
5102     if test "$mpath" = yes; then
5103       error_exit "Multipath is supported only on Linux"
5104     fi
5105     mpath=no
5106   fi
5107 fi
5108
5109 # Probe for guest agent support/options
5110
5111 if [ "$guest_agent" != "no" ]; then
5112   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
5113       tools="qemu-ga $tools"
5114       guest_agent=yes
5115   elif [ "$guest_agent" != yes ]; then
5116       guest_agent=no
5117   else
5118       error_exit "Guest agent is not supported on this platform"
5119   fi
5120 fi
5121
5122 # Guest agent Window MSI  package
5123
5124 if test "$guest_agent" != yes; then
5125   if test "$guest_agent_msi" = yes; then
5126     error_exit "MSI guest agent package requires guest agent enabled"
5127   fi
5128   guest_agent_msi=no
5129 elif test "$mingw32" != "yes"; then
5130   if test "$guest_agent_msi" = "yes"; then
5131     error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
5132   fi
5133   guest_agent_msi=no
5134 elif ! has wixl; then
5135   if test "$guest_agent_msi" = "yes"; then
5136     error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
5137   fi
5138   guest_agent_msi=no
5139 else
5140   # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
5141   # disabled explicitly
5142   if test "$guest_agent_msi" != "no"; then
5143     guest_agent_msi=yes
5144   fi
5145 fi
5146
5147 if test "$guest_agent_msi" = "yes"; then
5148   if test "$guest_agent_with_vss" = "yes"; then
5149     QEMU_GA_MSI_WITH_VSS="-D InstallVss"
5150   fi
5151
5152   if test "$QEMU_GA_MANUFACTURER" = ""; then
5153     QEMU_GA_MANUFACTURER=QEMU
5154   fi
5155
5156   if test "$QEMU_GA_DISTRO" = ""; then
5157     QEMU_GA_DISTRO=Linux
5158   fi
5159
5160   if test "$QEMU_GA_VERSION" = ""; then
5161       QEMU_GA_VERSION=$(cat $source_path/VERSION)
5162   fi
5163
5164   QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
5165
5166   case "$cpu" in
5167   x86_64)
5168     QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
5169     ;;
5170   i386)
5171     QEMU_GA_MSI_ARCH="-D Arch=32"
5172     ;;
5173   *)
5174     error_exit "CPU $cpu not supported for building installation package"
5175     ;;
5176   esac
5177 fi
5178
5179 # Mac OS X ships with a broken assembler
5180 roms=
5181 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
5182         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
5183         "$softmmu" = yes ; then
5184     # Different host OS linkers have different ideas about the name of the ELF
5185     # emulation. Linux and OpenBSD use 'elf_i386'; FreeBSD uses the _fbsd
5186     # variant; and Windows uses i386pe.
5187     for emu in elf_i386 elf_i386_fbsd i386pe; do
5188         if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
5189             ld_i386_emulation="$emu"
5190             roms="optionrom"
5191             break
5192         fi
5193     done
5194 fi
5195 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
5196   roms="$roms spapr-rtas"
5197 fi
5198
5199 if test "$cpu" = "s390x" ; then
5200   roms="$roms s390-ccw"
5201 fi
5202
5203 # Probe for the need for relocating the user-only binary.
5204 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
5205   textseg_addr=
5206   case "$cpu" in
5207     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
5208       # ??? Rationale for choosing this address
5209       textseg_addr=0x60000000
5210       ;;
5211     mips)
5212       # A 256M aligned address, high in the address space, with enough
5213       # room for the code_gen_buffer above it before the stack.
5214       textseg_addr=0x60000000
5215       ;;
5216   esac
5217   if [ -n "$textseg_addr" ]; then
5218     cat > $TMPC <<EOF
5219     int main(void) { return 0; }
5220 EOF
5221     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
5222     if ! compile_prog "" "$textseg_ldflags"; then
5223       # In case ld does not support -Ttext-segment, edit the default linker
5224       # script via sed to set the .text start addr.  This is needed on FreeBSD
5225       # at least.
5226       if ! $ld --verbose >/dev/null 2>&1; then
5227         error_exit \
5228             "We need to link the QEMU user mode binaries at a" \
5229             "specific text address. Unfortunately your linker" \
5230             "doesn't support either the -Ttext-segment option or" \
5231             "printing the default linker script with --verbose." \
5232             "If you don't want the user mode binaries, pass the" \
5233             "--disable-user option to configure."
5234       fi
5235
5236       $ld --verbose | sed \
5237         -e '1,/==================================================/d' \
5238         -e '/==================================================/,$d' \
5239         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
5240         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
5241       textseg_ldflags="-Wl,-T../config-host.ld"
5242     fi
5243   fi
5244 fi
5245
5246 # Check that the C++ compiler exists and works with the C compiler.
5247 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
5248 if has $cxx; then
5249     cat > $TMPC <<EOF
5250 int c_function(void);
5251 int main(void) { return c_function(); }
5252 EOF
5253
5254     compile_object
5255
5256     cat > $TMPCXX <<EOF
5257 extern "C" {
5258    int c_function(void);
5259 }
5260 int c_function(void) { return 42; }
5261 EOF
5262
5263     update_cxxflags
5264
5265     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
5266         # C++ compiler $cxx works ok with C compiler $cc
5267         :
5268     else
5269         echo "C++ compiler $cxx does not work with C compiler $cc"
5270         echo "Disabling C++ specific optional code"
5271         cxx=
5272     fi
5273 else
5274     echo "No C++ compiler available; disabling C++ specific optional code"
5275     cxx=
5276 fi
5277
5278 echo_version() {
5279     if test "$1" = "yes" ; then
5280         echo "($2)"
5281     fi
5282 }
5283
5284 # prepend pixman and ftd flags after all config tests are done
5285 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
5286 libs_softmmu="$pixman_libs $libs_softmmu"
5287
5288 echo "Install prefix    $prefix"
5289 echo "BIOS directory    $(eval echo $qemu_datadir)"
5290 echo "firmware path     $(eval echo $firmwarepath)"
5291 echo "binary directory  $(eval echo $bindir)"
5292 echo "library directory $(eval echo $libdir)"
5293 echo "module directory  $(eval echo $qemu_moddir)"
5294 echo "libexec directory $(eval echo $libexecdir)"
5295 echo "include directory $(eval echo $includedir)"
5296 echo "config directory  $(eval echo $sysconfdir)"
5297 if test "$mingw32" = "no" ; then
5298 echo "local state directory   $(eval echo $local_statedir)"
5299 echo "Manual directory  $(eval echo $mandir)"
5300 echo "ELF interp prefix $interp_prefix"
5301 else
5302 echo "local state directory   queried at runtime"
5303 echo "Windows SDK       $win_sdk"
5304 fi
5305 echo "Source path       $source_path"
5306 echo "C compiler        $cc"
5307 echo "Host C compiler   $host_cc"
5308 echo "C++ compiler      $cxx"
5309 echo "Objective-C compiler $objcc"
5310 echo "ARFLAGS           $ARFLAGS"
5311 echo "CFLAGS            $CFLAGS"
5312 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
5313 echo "LDFLAGS           $LDFLAGS"
5314 echo "make              $make"
5315 echo "install           $install"
5316 echo "python            $python"
5317 if test "$slirp" = "yes" ; then
5318     echo "smbd              $smbd"
5319 fi
5320 echo "module support    $modules"
5321 echo "host CPU          $cpu"
5322 echo "host big endian   $bigendian"
5323 echo "target list       $target_list"
5324 echo "gprof enabled     $gprof"
5325 echo "sparse enabled    $sparse"
5326 echo "strip binaries    $strip_opt"
5327 echo "profiler          $profiler"
5328 echo "static build      $static"
5329 if test "$darwin" = "yes" ; then
5330     echo "Cocoa support     $cocoa"
5331 fi
5332 echo "SDL support       $sdl $(echo_version $sdl $sdlversion)"
5333 echo "GTK support       $gtk $(echo_version $gtk $gtk_version)"
5334 echo "GTK GL support    $gtk_gl"
5335 echo "VTE support       $vte $(echo_version $vte $vteversion)"
5336 echo "TLS priority      $tls_priority"
5337 echo "GNUTLS support    $gnutls"
5338 echo "GNUTLS rnd        $gnutls_rnd"
5339 echo "libgcrypt         $gcrypt"
5340 echo "libgcrypt kdf     $gcrypt_kdf"
5341 echo "nettle            $nettle $(echo_version $nettle $nettle_version)"
5342 echo "nettle kdf        $nettle_kdf"
5343 echo "libtasn1          $tasn1"
5344 echo "curses support    $curses"
5345 echo "virgl support     $virglrenderer"
5346 echo "curl support      $curl"
5347 echo "mingw32 support   $mingw32"
5348 echo "Audio drivers     $audio_drv_list"
5349 echo "Block whitelist (rw) $block_drv_rw_whitelist"
5350 echo "Block whitelist (ro) $block_drv_ro_whitelist"
5351 echo "VirtFS support    $virtfs"
5352 echo "Multipath support $mpath"
5353 echo "VNC support       $vnc"
5354 if test "$vnc" = "yes" ; then
5355     echo "VNC SASL support  $vnc_sasl"
5356     echo "VNC JPEG support  $vnc_jpeg"
5357     echo "VNC PNG support   $vnc_png"
5358 fi
5359 if test -n "$sparc_cpu"; then
5360     echo "Target Sparc Arch $sparc_cpu"
5361 fi
5362 echo "xen support       $xen"
5363 if test "$xen" = "yes" ; then
5364   echo "xen ctrl version  $xen_ctrl_version"
5365   echo "pv dom build      $xen_pv_domain_build"
5366 fi
5367 echo "brlapi support    $brlapi"
5368 echo "bluez  support    $bluez"
5369 echo "Documentation     $docs"
5370 echo "PIE               $pie"
5371 echo "vde support       $vde"
5372 echo "netmap support    $netmap"
5373 echo "Linux AIO support $linux_aio"
5374 echo "ATTR/XATTR support $attr"
5375 echo "Install blobs     $blobs"
5376 echo "KVM support       $kvm"
5377 echo "HAX support       $hax"
5378 echo "TCG support       $tcg"
5379 if test "$tcg" = "yes" ; then
5380     echo "TCG debug enabled $debug_tcg"
5381     echo "TCG interpreter   $tcg_interpreter"
5382 fi
5383 echo "RDMA support      $rdma"
5384 echo "fdt support       $fdt"
5385 echo "preadv support    $preadv"
5386 echo "fdatasync         $fdatasync"
5387 echo "madvise           $madvise"
5388 echo "posix_madvise     $posix_madvise"
5389 echo "libcap-ng support $cap_ng"
5390 echo "vhost-net support $vhost_net"
5391 echo "vhost-scsi support $vhost_scsi"
5392 echo "vhost-vsock support $vhost_vsock"
5393 echo "vhost-user support $vhost_user"
5394 echo "Trace backends    $trace_backends"
5395 if have_backend "simple"; then
5396 echo "Trace output file $trace_file-<pid>"
5397 fi
5398 echo "spice support     $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
5399 echo "rbd support       $rbd"
5400 echo "xfsctl support    $xfs"
5401 echo "smartcard support $smartcard"
5402 echo "libusb            $libusb"
5403 echo "usb net redir     $usb_redir"
5404 echo "OpenGL support    $opengl"
5405 echo "OpenGL dmabufs    $opengl_dmabuf"
5406 echo "libiscsi support  $libiscsi"
5407 echo "libnfs support    $libnfs"
5408 echo "build guest agent $guest_agent"
5409 echo "QGA VSS support   $guest_agent_with_vss"
5410 echo "QGA w32 disk info $guest_agent_ntddscsi"
5411 echo "QGA MSI support   $guest_agent_msi"
5412 echo "seccomp support   $seccomp"
5413 echo "coroutine backend $coroutine"
5414 echo "coroutine pool    $coroutine_pool"
5415 echo "debug stack usage $debug_stack_usage"
5416 echo "crypto afalg      $crypto_afalg"
5417 echo "GlusterFS support $glusterfs"
5418 echo "gcov              $gcov_tool"
5419 echo "gcov enabled      $gcov"
5420 echo "TPM support       $tpm"
5421 echo "libssh2 support   $libssh2"
5422 echo "TPM passthrough   $tpm_passthrough"
5423 echo "QOM debugging     $qom_cast_debug"
5424 echo "Live block migration $live_block_migration"
5425 echo "lzo support       $lzo"
5426 echo "snappy support    $snappy"
5427 echo "bzip2 support     $bzip2"
5428 echo "NUMA host support $numa"
5429 echo "tcmalloc support  $tcmalloc"
5430 echo "jemalloc support  $jemalloc"
5431 echo "avx2 optimization $avx2_opt"
5432 echo "replication support $replication"
5433 echo "VxHS block device $vxhs"
5434
5435 if test "$sdl_too_old" = "yes"; then
5436 echo "-> Your SDL version is too old - please upgrade to have SDL support"
5437 fi
5438
5439 if test "$supported_cpu" = "no"; then
5440     echo
5441     echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
5442     echo
5443     echo "CPU host architecture $cpu support is not currently maintained."
5444     echo "The QEMU project intends to remove support for this host CPU in"
5445     echo "a future release if nobody volunteers to maintain it and to"
5446     echo "provide a build host for our continuous integration setup."
5447     echo "configure has succeeded and you can continue to build, but"
5448     echo "if you care about QEMU on this platform you should contact"
5449     echo "us upstream at qemu-devel@nongnu.org."
5450 fi
5451
5452 if test "$supported_os" = "no"; then
5453     echo
5454     echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
5455     echo
5456     echo "Host OS $targetos support is not currently maintained."
5457     echo "The QEMU project intends to remove support for this host OS in"
5458     echo "a future release if nobody volunteers to maintain it and to"
5459     echo "provide a build host for our continuous integration setup."
5460     echo "configure has succeeded and you can continue to build, but"
5461     echo "if you care about QEMU on this platform you should contact"
5462     echo "us upstream at qemu-devel@nongnu.org."
5463 fi
5464
5465 config_host_mak="config-host.mak"
5466
5467 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
5468
5469 echo "# Automatically generated by configure - do not modify" > $config_host_mak
5470 echo >> $config_host_mak
5471
5472 echo all: >> $config_host_mak
5473 echo "prefix=$prefix" >> $config_host_mak
5474 echo "bindir=$bindir" >> $config_host_mak
5475 echo "libdir=$libdir" >> $config_host_mak
5476 echo "libexecdir=$libexecdir" >> $config_host_mak
5477 echo "includedir=$includedir" >> $config_host_mak
5478 echo "mandir=$mandir" >> $config_host_mak
5479 echo "sysconfdir=$sysconfdir" >> $config_host_mak
5480 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
5481 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
5482 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
5483 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
5484 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
5485 if test "$mingw32" = "no" ; then
5486   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
5487 fi
5488 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
5489 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
5490 echo "extra_cxxflags=$EXTRA_CXXFLAGS" >> $config_host_mak
5491 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
5492 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
5493 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
5494
5495 echo "ARCH=$ARCH" >> $config_host_mak
5496
5497 if test "$debug_tcg" = "yes" ; then
5498   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
5499 fi
5500 if test "$strip_opt" = "yes" ; then
5501   echo "STRIP=${strip}" >> $config_host_mak
5502 fi
5503 if test "$bigendian" = "yes" ; then
5504   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
5505 fi
5506 if test "$mingw32" = "yes" ; then
5507   echo "CONFIG_WIN32=y" >> $config_host_mak
5508   rc_version=$(cat $source_path/VERSION)
5509   version_major=${rc_version%%.*}
5510   rc_version=${rc_version#*.}
5511   version_minor=${rc_version%%.*}
5512   rc_version=${rc_version#*.}
5513   version_subminor=${rc_version%%.*}
5514   version_micro=0
5515   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5516   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
5517   if test "$guest_agent_with_vss" = "yes" ; then
5518     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
5519     echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
5520     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
5521   fi
5522   if test "$guest_agent_ntddscsi" = "yes" ; then
5523     echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
5524   fi
5525   if test "$guest_agent_msi" = "yes"; then
5526     echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
5527     echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
5528     echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
5529     echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
5530     echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
5531     echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
5532     echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
5533   fi
5534 else
5535   echo "CONFIG_POSIX=y" >> $config_host_mak
5536 fi
5537
5538 if test "$linux" = "yes" ; then
5539   echo "CONFIG_LINUX=y" >> $config_host_mak
5540 fi
5541
5542 if test "$darwin" = "yes" ; then
5543   echo "CONFIG_DARWIN=y" >> $config_host_mak
5544 fi
5545
5546 if test "$solaris" = "yes" ; then
5547   echo "CONFIG_SOLARIS=y" >> $config_host_mak
5548 fi
5549 if test "$haiku" = "yes" ; then
5550   echo "CONFIG_HAIKU=y" >> $config_host_mak
5551 fi
5552 if test "$static" = "yes" ; then
5553   echo "CONFIG_STATIC=y" >> $config_host_mak
5554 fi
5555 if test "$profiler" = "yes" ; then
5556   echo "CONFIG_PROFILER=y" >> $config_host_mak
5557 fi
5558 if test "$slirp" = "yes" ; then
5559   echo "CONFIG_SLIRP=y" >> $config_host_mak
5560   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
5561 fi
5562 if test "$vde" = "yes" ; then
5563   echo "CONFIG_VDE=y" >> $config_host_mak
5564   echo "VDE_LIBS=$vde_libs" >> $config_host_mak
5565 fi
5566 if test "$netmap" = "yes" ; then
5567   echo "CONFIG_NETMAP=y" >> $config_host_mak
5568 fi
5569 if test "$l2tpv3" = "yes" ; then
5570   echo "CONFIG_L2TPV3=y" >> $config_host_mak
5571 fi
5572 if test "$cap_ng" = "yes" ; then
5573   echo "CONFIG_LIBCAP=y" >> $config_host_mak
5574 fi
5575 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
5576 for drv in $audio_drv_list; do
5577     def=CONFIG_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
5578     echo "$def=y" >> $config_host_mak
5579 done
5580 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
5581 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
5582 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
5583 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
5584 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
5585 if test "$audio_pt_int" = "yes" ; then
5586   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
5587 fi
5588 if test "$audio_win_int" = "yes" ; then
5589   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
5590 fi
5591 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
5592 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
5593 if test "$vnc" = "yes" ; then
5594   echo "CONFIG_VNC=y" >> $config_host_mak
5595 fi
5596 if test "$vnc_sasl" = "yes" ; then
5597   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
5598 fi
5599 if test "$vnc_jpeg" = "yes" ; then
5600   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
5601 fi
5602 if test "$vnc_png" = "yes" ; then
5603   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
5604 fi
5605 if test "$fnmatch" = "yes" ; then
5606   echo "CONFIG_FNMATCH=y" >> $config_host_mak
5607 fi
5608 if test "$xfs" = "yes" ; then
5609   echo "CONFIG_XFS=y" >> $config_host_mak
5610 fi
5611 qemu_version=$(head $source_path/VERSION)
5612 echo "VERSION=$qemu_version" >>$config_host_mak
5613 echo "PKGVERSION=$pkgversion" >>$config_host_mak
5614 echo "SRC_PATH=$source_path" >> $config_host_mak
5615 echo "TARGET_DIRS=$target_list" >> $config_host_mak
5616 if [ "$docs" = "yes" ] ; then
5617   echo "BUILD_DOCS=yes" >> $config_host_mak
5618 fi
5619 if test "$modules" = "yes"; then
5620   # $shacmd can generate a hash started with digit, which the compiler doesn't
5621   # like as an symbol. So prefix it with an underscore
5622   echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
5623   echo "CONFIG_MODULES=y" >> $config_host_mak
5624 fi
5625 if test "$sdl" = "yes" ; then
5626   echo "CONFIG_SDL=y" >> $config_host_mak
5627   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
5628   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
5629   echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
5630 fi
5631 if test "$cocoa" = "yes" ; then
5632   echo "CONFIG_COCOA=y" >> $config_host_mak
5633 fi
5634 if test "$curses" = "yes" ; then
5635   echo "CONFIG_CURSES=y" >> $config_host_mak
5636 fi
5637 if test "$pipe2" = "yes" ; then
5638   echo "CONFIG_PIPE2=y" >> $config_host_mak
5639 fi
5640 if test "$accept4" = "yes" ; then
5641   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
5642 fi
5643 if test "$splice" = "yes" ; then
5644   echo "CONFIG_SPLICE=y" >> $config_host_mak
5645 fi
5646 if test "$eventfd" = "yes" ; then
5647   echo "CONFIG_EVENTFD=y" >> $config_host_mak
5648 fi
5649 if test "$memfd" = "yes" ; then
5650   echo "CONFIG_MEMFD=y" >> $config_host_mak
5651 fi
5652 if test "$fallocate" = "yes" ; then
5653   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
5654 fi
5655 if test "$fallocate_punch_hole" = "yes" ; then
5656   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
5657 fi
5658 if test "$fallocate_zero_range" = "yes" ; then
5659   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
5660 fi
5661 if test "$posix_fallocate" = "yes" ; then
5662   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
5663 fi
5664 if test "$sync_file_range" = "yes" ; then
5665   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
5666 fi
5667 if test "$fiemap" = "yes" ; then
5668   echo "CONFIG_FIEMAP=y" >> $config_host_mak
5669 fi
5670 if test "$dup3" = "yes" ; then
5671   echo "CONFIG_DUP3=y" >> $config_host_mak
5672 fi
5673 if test "$ppoll" = "yes" ; then
5674   echo "CONFIG_PPOLL=y" >> $config_host_mak
5675 fi
5676 if test "$prctl_pr_set_timerslack" = "yes" ; then
5677   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
5678 fi
5679 if test "$epoll" = "yes" ; then
5680   echo "CONFIG_EPOLL=y" >> $config_host_mak
5681 fi
5682 if test "$epoll_create1" = "yes" ; then
5683   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
5684 fi
5685 if test "$sendfile" = "yes" ; then
5686   echo "CONFIG_SENDFILE=y" >> $config_host_mak
5687 fi
5688 if test "$timerfd" = "yes" ; then
5689   echo "CONFIG_TIMERFD=y" >> $config_host_mak
5690 fi
5691 if test "$setns" = "yes" ; then
5692   echo "CONFIG_SETNS=y" >> $config_host_mak
5693 fi
5694 if test "$clock_adjtime" = "yes" ; then
5695   echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
5696 fi
5697 if test "$syncfs" = "yes" ; then
5698   echo "CONFIG_SYNCFS=y" >> $config_host_mak
5699 fi
5700 if test "$inotify" = "yes" ; then
5701   echo "CONFIG_INOTIFY=y" >> $config_host_mak
5702 fi
5703 if test "$inotify1" = "yes" ; then
5704   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
5705 fi
5706 if test "$sem_timedwait" = "yes" ; then
5707   echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
5708 fi
5709 if test "$byteswap_h" = "yes" ; then
5710   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
5711 fi
5712 if test "$bswap_h" = "yes" ; then
5713   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
5714 fi
5715 if test "$curl" = "yes" ; then
5716   echo "CONFIG_CURL=m" >> $config_host_mak
5717   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
5718   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
5719 fi
5720 if test "$brlapi" = "yes" ; then
5721   echo "CONFIG_BRLAPI=y" >> $config_host_mak
5722   echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
5723 fi
5724 if test "$bluez" = "yes" ; then
5725   echo "CONFIG_BLUEZ=y" >> $config_host_mak
5726   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
5727 fi
5728 if test "$glib_subprocess" = "yes" ; then
5729   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
5730 fi
5731 if test "$gtk" = "yes" ; then
5732   echo "CONFIG_GTK=y" >> $config_host_mak
5733   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
5734   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
5735   echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
5736   if test "$gtk_gl" = "yes" ; then
5737     echo "CONFIG_GTK_GL=y" >> $config_host_mak
5738   fi
5739 fi
5740 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
5741 if test "$gnutls" = "yes" ; then
5742   echo "CONFIG_GNUTLS=y" >> $config_host_mak
5743 fi
5744 if test "$gnutls_rnd" = "yes" ; then
5745   echo "CONFIG_GNUTLS_RND=y" >> $config_host_mak
5746 fi
5747 if test "$gcrypt" = "yes" ; then
5748   echo "CONFIG_GCRYPT=y" >> $config_host_mak
5749   if test "$gcrypt_hmac" = "yes" ; then
5750     echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
5751   fi
5752   if test "$gcrypt_kdf" = "yes" ; then
5753     echo "CONFIG_GCRYPT_KDF=y" >> $config_host_mak
5754   fi
5755 fi
5756 if test "$nettle" = "yes" ; then
5757   echo "CONFIG_NETTLE=y" >> $config_host_mak
5758   echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
5759   if test "$nettle_kdf" = "yes" ; then
5760     echo "CONFIG_NETTLE_KDF=y" >> $config_host_mak
5761   fi
5762 fi
5763 if test "$tasn1" = "yes" ; then
5764   echo "CONFIG_TASN1=y" >> $config_host_mak
5765 fi
5766 if test "$have_ifaddrs_h" = "yes" ; then
5767     echo "HAVE_IFADDRS_H=y" >> $config_host_mak
5768 fi
5769 if test "$have_broken_size_max" = "yes" ; then
5770     echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
5771 fi
5772
5773 # Work around a system header bug with some kernel/XFS header
5774 # versions where they both try to define 'struct fsxattr':
5775 # xfs headers will not try to redefine structs from linux headers
5776 # if this macro is set.
5777 if test "$have_fsxattr" = "yes" ; then
5778     echo "HAVE_FSXATTR=y" >> $config_host_mak
5779 fi
5780 if test "$vte" = "yes" ; then
5781   echo "CONFIG_VTE=y" >> $config_host_mak
5782   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
5783 fi
5784 if test "$virglrenderer" = "yes" ; then
5785   echo "CONFIG_VIRGL=y" >> $config_host_mak
5786   echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
5787   echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
5788 fi
5789 if test "$xen" = "yes" ; then
5790   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
5791   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
5792   if test "$xen_pv_domain_build" = "yes" ; then
5793     echo "CONFIG_XEN_PV_DOMAIN_BUILD=y" >> $config_host_mak
5794   fi
5795 fi
5796 if test "$linux_aio" = "yes" ; then
5797   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
5798 fi
5799 if test "$attr" = "yes" ; then
5800   echo "CONFIG_ATTR=y" >> $config_host_mak
5801 fi
5802 if test "$libattr" = "yes" ; then
5803   echo "CONFIG_LIBATTR=y" >> $config_host_mak
5804 fi
5805 if test "$virtfs" = "yes" ; then
5806   echo "CONFIG_VIRTFS=y" >> $config_host_mak
5807 fi
5808 if test "$mpath" = "yes" ; then
5809   echo "CONFIG_MPATH=y" >> $config_host_mak
5810 fi
5811 if test "$vhost_scsi" = "yes" ; then
5812   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
5813 fi
5814 if test "$vhost_net" = "yes" -a "$vhost_user" = "yes"; then
5815   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
5816 fi
5817 if test "$vhost_vsock" = "yes" ; then
5818   echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
5819 fi
5820 if test "$vhost_user" = "yes" ; then
5821   echo "CONFIG_VHOST_USER=y" >> $config_host_mak
5822 fi
5823 if test "$blobs" = "yes" ; then
5824   echo "INSTALL_BLOBS=yes" >> $config_host_mak
5825 fi
5826 if test "$iovec" = "yes" ; then
5827   echo "CONFIG_IOVEC=y" >> $config_host_mak
5828 fi
5829 if test "$preadv" = "yes" ; then
5830   echo "CONFIG_PREADV=y" >> $config_host_mak
5831 fi
5832 if test "$fdt" = "yes" ; then
5833   echo "CONFIG_FDT=y" >> $config_host_mak
5834 fi
5835 if test "$signalfd" = "yes" ; then
5836   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
5837 fi
5838 if test "$tcg" = "yes"; then
5839   echo "CONFIG_TCG=y" >> $config_host_mak
5840   if test "$tcg_interpreter" = "yes" ; then
5841     echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
5842   fi
5843 fi
5844 if test "$fdatasync" = "yes" ; then
5845   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
5846 fi
5847 if test "$madvise" = "yes" ; then
5848   echo "CONFIG_MADVISE=y" >> $config_host_mak
5849 fi
5850 if test "$posix_madvise" = "yes" ; then
5851   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
5852 fi
5853
5854 if test "$spice" = "yes" ; then
5855   echo "CONFIG_SPICE=y" >> $config_host_mak
5856 fi
5857
5858 if test "$smartcard" = "yes" ; then
5859   echo "CONFIG_SMARTCARD=y" >> $config_host_mak
5860   echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
5861   echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
5862 fi
5863
5864 if test "$libusb" = "yes" ; then
5865   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
5866   echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
5867   echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
5868 fi
5869
5870 if test "$usb_redir" = "yes" ; then
5871   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
5872   echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
5873   echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
5874 fi
5875
5876 if test "$opengl" = "yes" ; then
5877   echo "CONFIG_OPENGL=y" >> $config_host_mak
5878   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
5879   if test "$opengl_dmabuf" = "yes" ; then
5880     echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
5881   fi
5882 fi
5883
5884 if test "$avx2_opt" = "yes" ; then
5885   echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
5886 fi
5887
5888 if test "$lzo" = "yes" ; then
5889   echo "CONFIG_LZO=y" >> $config_host_mak
5890 fi
5891
5892 if test "$snappy" = "yes" ; then
5893   echo "CONFIG_SNAPPY=y" >> $config_host_mak
5894 fi
5895
5896 if test "$bzip2" = "yes" ; then
5897   echo "CONFIG_BZIP2=y" >> $config_host_mak
5898   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
5899 fi
5900
5901 if test "$libiscsi" = "yes" ; then
5902   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
5903   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
5904   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
5905 fi
5906
5907 if test "$libnfs" = "yes" ; then
5908   echo "CONFIG_LIBNFS=m" >> $config_host_mak
5909   echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
5910 fi
5911
5912 if test "$seccomp" = "yes"; then
5913   echo "CONFIG_SECCOMP=y" >> $config_host_mak
5914   echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
5915   echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
5916 fi
5917
5918 # XXX: suppress that
5919 if [ "$bsd" = "yes" ] ; then
5920   echo "CONFIG_BSD=y" >> $config_host_mak
5921 fi
5922
5923 if test "$localtime_r" = "yes" ; then
5924   echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
5925 fi
5926 if test "$qom_cast_debug" = "yes" ; then
5927   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
5928 fi
5929 if test "$rbd" = "yes" ; then
5930   echo "CONFIG_RBD=m" >> $config_host_mak
5931   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
5932   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
5933 fi
5934
5935 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
5936 if test "$coroutine_pool" = "yes" ; then
5937   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
5938 else
5939   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
5940 fi
5941
5942 if test "$debug_stack_usage" = "yes" ; then
5943   echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
5944 fi
5945
5946 if test "$crypto_afalg" = "yes" ; then
5947   echo "CONFIG_AF_ALG=y" >> $config_host_mak
5948 fi
5949
5950 if test "$open_by_handle_at" = "yes" ; then
5951   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
5952 fi
5953
5954 if test "$linux_magic_h" = "yes" ; then
5955   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
5956 fi
5957
5958 if test "$pragma_diagnostic_available" = "yes" ; then
5959   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
5960 fi
5961
5962 if test "$valgrind_h" = "yes" ; then
5963   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
5964 fi
5965
5966 if test "$has_environ" = "yes" ; then
5967   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
5968 fi
5969
5970 if test "$cpuid_h" = "yes" ; then
5971   echo "CONFIG_CPUID_H=y" >> $config_host_mak
5972 fi
5973
5974 if test "$int128" = "yes" ; then
5975   echo "CONFIG_INT128=y" >> $config_host_mak
5976 fi
5977
5978 if test "$atomic128" = "yes" ; then
5979   echo "CONFIG_ATOMIC128=y" >> $config_host_mak
5980 fi
5981
5982 if test "$atomic64" = "yes" ; then
5983   echo "CONFIG_ATOMIC64=y" >> $config_host_mak
5984 fi
5985
5986 if test "$getauxval" = "yes" ; then
5987   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
5988 fi
5989
5990 if test "$glusterfs" = "yes" ; then
5991   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
5992   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
5993   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
5994 fi
5995
5996 if test "$glusterfs_xlator_opt" = "yes" ; then
5997   echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
5998 fi
5999
6000 if test "$glusterfs_discard" = "yes" ; then
6001   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
6002 fi
6003
6004 if test "$glusterfs_fallocate" = "yes" ; then
6005   echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
6006 fi
6007
6008 if test "$glusterfs_zerofill" = "yes" ; then
6009   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
6010 fi
6011
6012 if test "$libssh2" = "yes" ; then
6013   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
6014   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
6015   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
6016 fi
6017
6018 if test "$live_block_migration" = "yes" ; then
6019   echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
6020 fi
6021
6022 # TPM passthrough support?
6023 if test "$tpm" = "yes"; then
6024   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
6025   if test "$tpm_passthrough" = "yes"; then
6026     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
6027   fi
6028 fi
6029
6030 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
6031 if have_backend "nop"; then
6032   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
6033 fi
6034 if have_backend "simple"; then
6035   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
6036   # Set the appropriate trace file.
6037   trace_file="\"$trace_file-\" FMT_pid"
6038 fi
6039 if have_backend "log"; then
6040   echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
6041 fi
6042 if have_backend "ust"; then
6043   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
6044 fi
6045 if have_backend "dtrace"; then
6046   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
6047   if test "$trace_backend_stap" = "yes" ; then
6048     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
6049   fi
6050 fi
6051 if have_backend "ftrace"; then
6052   if test "$linux" = "yes" ; then
6053     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
6054   else
6055     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
6056   fi
6057 fi
6058 if have_backend "syslog"; then
6059   if test "$posix_syslog" = "yes" ; then
6060     echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
6061   else
6062     feature_not_found "syslog(trace backend)" "syslog not available"
6063   fi
6064 fi
6065 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
6066
6067 if test "$rdma" = "yes" ; then
6068   echo "CONFIG_RDMA=y" >> $config_host_mak
6069   echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
6070 fi
6071
6072 if test "$have_rtnetlink" = "yes" ; then
6073   echo "CONFIG_RTNETLINK=y" >> $config_host_mak
6074 fi
6075
6076 if test "$replication" = "yes" ; then
6077   echo "CONFIG_REPLICATION=y" >> $config_host_mak
6078 fi
6079
6080 if test "$have_af_vsock" = "yes" ; then
6081   echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
6082 fi
6083
6084 if test "$have_sysmacros" = "yes" ; then
6085   echo "CONFIG_SYSMACROS=y" >> $config_host_mak
6086 fi
6087
6088 if test "$have_static_assert" = "yes" ; then
6089   echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
6090 fi
6091
6092 if test "$have_utmpx" = "yes" ; then
6093   echo "HAVE_UTMPX=y" >> $config_host_mak
6094 fi
6095
6096 if test "$ivshmem" = "yes" ; then
6097   echo "CONFIG_IVSHMEM=y" >> $config_host_mak
6098 fi
6099
6100 # Hold two types of flag:
6101 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
6102 #                                     a thread we have a handle to
6103 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
6104 #                                     platform
6105 if test "$pthread_setname_np" = "yes" ; then
6106   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
6107   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
6108 fi
6109
6110 if test "$vxhs" = "yes" ; then
6111   echo "CONFIG_VXHS=y" >> $config_host_mak
6112   echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
6113 fi
6114
6115 if test "$tcg_interpreter" = "yes"; then
6116   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
6117 elif test "$ARCH" = "sparc64" ; then
6118   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
6119 elif test "$ARCH" = "s390x" ; then
6120   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
6121 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
6122   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
6123 elif test "$ARCH" = "ppc64" ; then
6124   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
6125 else
6126   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
6127 fi
6128 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
6129
6130 echo "TOOLS=$tools" >> $config_host_mak
6131 echo "ROMS=$roms" >> $config_host_mak
6132 echo "MAKE=$make" >> $config_host_mak
6133 echo "INSTALL=$install" >> $config_host_mak
6134 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
6135 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
6136 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
6137 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
6138 echo "PYTHON=$python" >> $config_host_mak
6139 echo "CC=$cc" >> $config_host_mak
6140 if $iasl -h > /dev/null 2>&1; then
6141   echo "IASL=$iasl" >> $config_host_mak
6142 fi
6143 echo "CC_I386=$cc_i386" >> $config_host_mak
6144 echo "HOST_CC=$host_cc" >> $config_host_mak
6145 echo "CXX=$cxx" >> $config_host_mak
6146 echo "OBJCC=$objcc" >> $config_host_mak
6147 echo "AR=$ar" >> $config_host_mak
6148 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
6149 echo "AS=$as" >> $config_host_mak
6150 echo "CCAS=$ccas" >> $config_host_mak
6151 echo "CPP=$cpp" >> $config_host_mak
6152 echo "OBJCOPY=$objcopy" >> $config_host_mak
6153 echo "LD=$ld" >> $config_host_mak
6154 echo "NM=$nm" >> $config_host_mak
6155 echo "WINDRES=$windres" >> $config_host_mak
6156 echo "CFLAGS=$CFLAGS" >> $config_host_mak
6157 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
6158 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
6159 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
6160 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
6161 if test "$sparse" = "yes" ; then
6162   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
6163   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
6164   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
6165   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
6166   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
6167 fi
6168 if test "$cross_prefix" != ""; then
6169   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
6170 else
6171   echo "AUTOCONF_HOST := "                             >> $config_host_mak
6172 fi
6173 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
6174 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
6175 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
6176 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
6177 echo "LIBS+=$LIBS" >> $config_host_mak
6178 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
6179 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
6180 echo "EXESUF=$EXESUF" >> $config_host_mak
6181 echo "DSOSUF=$DSOSUF" >> $config_host_mak
6182 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
6183 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
6184 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
6185 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
6186 echo "POD2MAN=$POD2MAN" >> $config_host_mak
6187 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
6188 if test "$gcov" = "yes" ; then
6189   echo "CONFIG_GCOV=y" >> $config_host_mak
6190   echo "GCOV=$gcov_tool" >> $config_host_mak
6191 fi
6192
6193 # use included Linux headers
6194 if test "$linux" = "yes" ; then
6195   mkdir -p linux-headers
6196   case "$cpu" in
6197   i386|x86_64|x32)
6198     linux_arch=x86
6199     ;;
6200   ppcemb|ppc|ppc64)
6201     linux_arch=powerpc
6202     ;;
6203   s390x)
6204     linux_arch=s390
6205     ;;
6206   aarch64)
6207     linux_arch=arm64
6208     ;;
6209   mips64)
6210     linux_arch=mips
6211     ;;
6212   *)
6213     # For most CPUs the kernel architecture name and QEMU CPU name match.
6214     linux_arch="$cpu"
6215     ;;
6216   esac
6217     # For non-KVM architectures we will not have asm headers
6218     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
6219       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
6220     fi
6221 fi
6222
6223 for target in $target_list; do
6224 target_dir="$target"
6225 config_target_mak=$target_dir/config-target.mak
6226 target_name=$(echo $target | cut -d '-' -f 1)
6227 target_bigendian="no"
6228
6229 case "$target_name" in
6230   armeb|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
6231   target_bigendian=yes
6232   ;;
6233 esac
6234 target_softmmu="no"
6235 target_user_only="no"
6236 target_linux_user="no"
6237 target_bsd_user="no"
6238 case "$target" in
6239   ${target_name}-softmmu)
6240     target_softmmu="yes"
6241     ;;
6242   ${target_name}-linux-user)
6243     target_user_only="yes"
6244     target_linux_user="yes"
6245     ;;
6246   ${target_name}-bsd-user)
6247     target_user_only="yes"
6248     target_bsd_user="yes"
6249     ;;
6250   *)
6251     error_exit "Target '$target' not recognised"
6252     exit 1
6253     ;;
6254 esac
6255
6256 mkdir -p $target_dir
6257 echo "# Automatically generated by configure - do not modify" > $config_target_mak
6258
6259 bflt="no"
6260 mttcg="no"
6261 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
6262 gdb_xml_files=""
6263
6264 TARGET_ARCH="$target_name"
6265 TARGET_BASE_ARCH=""
6266 TARGET_ABI_DIR=""
6267
6268 case "$target_name" in
6269   i386)
6270     gdb_xml_files="i386-32bit.xml i386-32bit-core.xml i386-32bit-sse.xml"
6271   ;;
6272   x86_64)
6273     TARGET_BASE_ARCH=i386
6274     gdb_xml_files="i386-64bit.xml i386-64bit-core.xml i386-64bit-sse.xml"
6275   ;;
6276   alpha)
6277     mttcg="yes"
6278   ;;
6279   arm|armeb)
6280     TARGET_ARCH=arm
6281     bflt="yes"
6282     mttcg="yes"
6283     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6284   ;;
6285   aarch64)
6286     TARGET_BASE_ARCH=arm
6287     bflt="yes"
6288     mttcg="yes"
6289     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
6290   ;;
6291   cris)
6292   ;;
6293   hppa)
6294   ;;
6295   lm32)
6296   ;;
6297   m68k)
6298     bflt="yes"
6299     gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
6300   ;;
6301   microblaze|microblazeel)
6302     TARGET_ARCH=microblaze
6303     bflt="yes"
6304   ;;
6305   mips|mipsel)
6306     TARGET_ARCH=mips
6307     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
6308   ;;
6309   mipsn32|mipsn32el)
6310     TARGET_ARCH=mips64
6311     TARGET_BASE_ARCH=mips
6312     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
6313     echo "TARGET_ABI32=y" >> $config_target_mak
6314   ;;
6315   mips64|mips64el)
6316     TARGET_ARCH=mips64
6317     TARGET_BASE_ARCH=mips
6318     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
6319   ;;
6320   moxie)
6321   ;;
6322   nios2)
6323   ;;
6324   or1k)
6325     TARGET_ARCH=openrisc
6326     TARGET_BASE_ARCH=openrisc
6327   ;;
6328   ppc)
6329     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6330   ;;
6331   ppcemb)
6332     TARGET_BASE_ARCH=ppc
6333     TARGET_ABI_DIR=ppc
6334     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
6335   ;;
6336   ppc64)
6337     TARGET_BASE_ARCH=ppc
6338     TARGET_ABI_DIR=ppc
6339     mttcg=yes
6340     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6341   ;;
6342   ppc64le)
6343     TARGET_ARCH=ppc64
6344     TARGET_BASE_ARCH=ppc
6345     TARGET_ABI_DIR=ppc
6346     mttcg=yes
6347     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6348   ;;
6349   ppc64abi32)
6350     TARGET_ARCH=ppc64
6351     TARGET_BASE_ARCH=ppc
6352     TARGET_ABI_DIR=ppc
6353     echo "TARGET_ABI32=y" >> $config_target_mak
6354     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
6355   ;;
6356   sh4|sh4eb)
6357     TARGET_ARCH=sh4
6358     bflt="yes"
6359   ;;
6360   sparc)
6361   ;;
6362   sparc64)
6363     TARGET_BASE_ARCH=sparc
6364   ;;
6365   sparc32plus)
6366     TARGET_ARCH=sparc64
6367     TARGET_BASE_ARCH=sparc
6368     TARGET_ABI_DIR=sparc
6369     echo "TARGET_ABI32=y" >> $config_target_mak
6370   ;;
6371   s390x)
6372     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
6373   ;;
6374   tilegx)
6375   ;;
6376   tricore)
6377   ;;
6378   unicore32)
6379   ;;
6380   xtensa|xtensaeb)
6381     TARGET_ARCH=xtensa
6382   ;;
6383   *)
6384     error_exit "Unsupported target CPU"
6385   ;;
6386 esac
6387 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
6388 if [ "$TARGET_BASE_ARCH" = "" ]; then
6389   TARGET_BASE_ARCH=$TARGET_ARCH
6390 fi
6391
6392 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
6393
6394 upper() {
6395     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
6396 }
6397
6398 target_arch_name="$(upper $TARGET_ARCH)"
6399 echo "TARGET_$target_arch_name=y" >> $config_target_mak
6400 echo "TARGET_NAME=$target_name" >> $config_target_mak
6401 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
6402 if [ "$TARGET_ABI_DIR" = "" ]; then
6403   TARGET_ABI_DIR=$TARGET_ARCH
6404 fi
6405 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
6406 if [ "$HOST_VARIANT_DIR" != "" ]; then
6407     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
6408 fi
6409
6410 if supported_xen_target $target; then
6411     echo "CONFIG_XEN=y" >> $config_target_mak
6412     if test "$xen_pci_passthrough" = yes; then
6413         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
6414     fi
6415 fi
6416 if supported_kvm_target $target; then
6417     echo "CONFIG_KVM=y" >> $config_target_mak
6418     if test "$vhost_net" = "yes" ; then
6419         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
6420         if test "$vhost_user" = "yes" ; then
6421             echo "CONFIG_VHOST_USER_NET_TEST_$target_name=y" >> $config_host_mak
6422         fi
6423     fi
6424 fi
6425 if supported_hax_target $target; then
6426     echo "CONFIG_HAX=y" >> $config_target_mak
6427 fi
6428 if test "$target_bigendian" = "yes" ; then
6429   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
6430 fi
6431 if test "$target_softmmu" = "yes" ; then
6432   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
6433   if test "$mttcg" = "yes" ; then
6434     echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
6435   fi
6436 fi
6437 if test "$target_user_only" = "yes" ; then
6438   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
6439   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
6440 fi
6441 if test "$target_linux_user" = "yes" ; then
6442   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
6443 fi
6444 list=""
6445 if test ! -z "$gdb_xml_files" ; then
6446   for x in $gdb_xml_files; do
6447     list="$list $source_path/gdb-xml/$x"
6448   done
6449   echo "TARGET_XML_FILES=$list" >> $config_target_mak
6450 fi
6451
6452 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
6453   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
6454 fi
6455 if test "$target_bsd_user" = "yes" ; then
6456   echo "CONFIG_BSD_USER=y" >> $config_target_mak
6457 fi
6458
6459 # generate QEMU_CFLAGS/LDFLAGS for targets
6460
6461 cflags=""
6462 ldflags=""
6463
6464 disas_config() {
6465   echo "CONFIG_${1}_DIS=y" >> $config_target_mak
6466   echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
6467 }
6468
6469 for i in $ARCH $TARGET_BASE_ARCH ; do
6470   case "$i" in
6471   alpha)
6472     disas_config "ALPHA"
6473   ;;
6474   aarch64)
6475     if test -n "${cxx}"; then
6476       disas_config "ARM_A64"
6477     fi
6478   ;;
6479   arm)
6480     disas_config "ARM"
6481     if test -n "${cxx}"; then
6482       disas_config "ARM_A64"
6483     fi
6484   ;;
6485   cris)
6486     disas_config "CRIS"
6487   ;;
6488   hppa)
6489     disas_config "HPPA"
6490   ;;
6491   i386|x86_64|x32)
6492     disas_config "I386"
6493   ;;
6494   lm32)
6495     disas_config "LM32"
6496   ;;
6497   m68k)
6498     disas_config "M68K"
6499   ;;
6500   microblaze*)
6501     disas_config "MICROBLAZE"
6502   ;;
6503   mips*)
6504     disas_config "MIPS"
6505   ;;
6506   moxie*)
6507     disas_config "MOXIE"
6508   ;;
6509   nios2)
6510     disas_config "NIOS2"
6511   ;;
6512   or1k)
6513     disas_config "OPENRISC"
6514   ;;
6515   ppc*)
6516     disas_config "PPC"
6517   ;;
6518   s390*)
6519     disas_config "S390"
6520   ;;
6521   sh4)
6522     disas_config "SH4"
6523   ;;
6524   sparc*)
6525     disas_config "SPARC"
6526   ;;
6527   xtensa*)
6528     disas_config "XTENSA"
6529   ;;
6530   esac
6531 done
6532 if test "$tcg_interpreter" = "yes" ; then
6533   disas_config "TCI"
6534 fi
6535
6536 case "$ARCH" in
6537 alpha)
6538   # Ensure there's only a single GP
6539   cflags="-msmall-data $cflags"
6540 ;;
6541 esac
6542
6543 if test "$gprof" = "yes" ; then
6544   echo "TARGET_GPROF=yes" >> $config_target_mak
6545   if test "$target_linux_user" = "yes" ; then
6546     cflags="-p $cflags"
6547     ldflags="-p $ldflags"
6548   fi
6549   if test "$target_softmmu" = "yes" ; then
6550     ldflags="-p $ldflags"
6551     echo "GPROF_CFLAGS=-p" >> $config_target_mak
6552   fi
6553 fi
6554
6555 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
6556   ldflags="$ldflags $textseg_ldflags"
6557 fi
6558
6559 # Newer kernels on s390 check for an S390_PGSTE program header and
6560 # enable the pgste page table extensions in that case. This makes
6561 # the vm.allocate_pgste sysctl unnecessary. We enable this program
6562 # header if
6563 #  - we build on s390x
6564 #  - we build the system emulation for s390x (qemu-system-s390x)
6565 #  - KVM is enabled
6566 #  - the linker supports --s390-pgste
6567 if test "$TARGET_ARCH" = "s390x" -a "$target_softmmu" = "yes"  -a "$ARCH" = "s390x" -a "$kvm" = "yes"; then
6568     if ld_has --s390-pgste ; then
6569         ldflags="-Wl,--s390-pgste $ldflags"
6570     fi
6571 fi
6572
6573 echo "LDFLAGS+=$ldflags" >> $config_target_mak
6574 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
6575
6576 done # for target in $targets
6577
6578 if [ "$dtc_internal" = "yes" ]; then
6579   echo "config-host.h: subdir-dtc" >> $config_host_mak
6580 fi
6581
6582 if test "$numa" = "yes"; then
6583   echo "CONFIG_NUMA=y" >> $config_host_mak
6584 fi
6585
6586 if test "$ccache_cpp2" = "yes"; then
6587   echo "export CCACHE_CPP2=y" >> $config_host_mak
6588 fi
6589
6590 # build tree in object directory in case the source is not in the current directory
6591 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests tests/vm"
6592 DIRS="$DIRS docs docs/interop fsdev scsi"
6593 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
6594 DIRS="$DIRS roms/seabios roms/vgabios"
6595 DIRS="$DIRS qapi-generated"
6596 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
6597 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
6598 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
6599 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
6600 FILES="$FILES pc-bios/spapr-rtas/Makefile"
6601 FILES="$FILES pc-bios/s390-ccw/Makefile"
6602 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
6603 FILES="$FILES pc-bios/qemu-icon.bmp"
6604 FILES="$FILES .gdbinit scripts" # scripts needed by relative path in .gdbinit
6605 for bios_file in \
6606     $source_path/pc-bios/*.bin \
6607     $source_path/pc-bios/*.lid \
6608     $source_path/pc-bios/*.aml \
6609     $source_path/pc-bios/*.rom \
6610     $source_path/pc-bios/*.dtb \
6611     $source_path/pc-bios/*.img \
6612     $source_path/pc-bios/openbios-* \
6613     $source_path/pc-bios/u-boot.* \
6614     $source_path/pc-bios/palcode-*
6615 do
6616     FILES="$FILES pc-bios/$(basename $bios_file)"
6617 done
6618 for test_file in $(find $source_path/tests/acpi-test-data -type f)
6619 do
6620     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
6621 done
6622 mkdir -p $DIRS
6623 for f in $FILES ; do
6624     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
6625         symlink "$source_path/$f" "$f"
6626     fi
6627 done
6628
6629 # temporary config to build submodules
6630 for rom in seabios vgabios ; do
6631     config_mak=roms/$rom/config.mak
6632     echo "# Automatically generated by configure - do not modify" > $config_mak
6633     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
6634     echo "AS=$as" >> $config_mak
6635     echo "CCAS=$ccas" >> $config_mak
6636     echo "CC=$cc" >> $config_mak
6637     echo "BCC=bcc" >> $config_mak
6638     echo "CPP=$cpp" >> $config_mak
6639     echo "OBJCOPY=objcopy" >> $config_mak
6640     echo "IASL=$iasl" >> $config_mak
6641     echo "LD=$ld" >> $config_mak
6642 done
6643
6644 # set up tests data directory
6645 if [ ! -e tests/data ]; then
6646     symlink "$source_path/tests/data" tests/data
6647 fi
6648
6649 # set up qemu-iotests in this build directory
6650 iotests_common_env="tests/qemu-iotests/common.env"
6651 iotests_check="tests/qemu-iotests/check"
6652
6653 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
6654 echo >> "$iotests_common_env"
6655 echo "export PYTHON='$python'" >> "$iotests_common_env"
6656
6657 if [ ! -e "$iotests_check" ]; then
6658     symlink "$source_path/$iotests_check" "$iotests_check"
6659 fi
6660
6661 # Save the configure command line for later reuse.
6662 cat <<EOD >config.status
6663 #!/bin/sh
6664 # Generated by configure.
6665 # Run this file to recreate the current configuration.
6666 # Compiler output produced by configure, useful for debugging
6667 # configure, is in config.log if it exists.
6668 EOD
6669 printf "exec" >>config.status
6670 printf " '%s'" "$0" "$@" >>config.status
6671 echo ' "$@"' >>config.status
6672 chmod +x config.status
6673
6674 rm -r "$TMPDIR1"