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 # Temporary directory used for files created while
  12 # configure runs. Since it is in the build directory
  13 # we can safely blow away any previous version of it
  14 # (and we need not jump through hoops to try to delete
  15 # it when configure exits.)
  16 TMPDIR1="config-temp"
  17 rm -rf "${TMPDIR1}"
  18 mkdir -p "${TMPDIR1}"
  19 if [ $? -ne 0 ]; then
  20     echo "ERROR: failed to create temporary directory"
  21     exit 1
  22 fi
  23
  24 TMPB="qemu-conf"
  25 TMPC="${TMPDIR1}/${TMPB}.c"
  26 TMPO="${TMPDIR1}/${TMPB}.o"
  27 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  28 TMPL="${TMPDIR1}/${TMPB}.lo"
  29 TMPA="${TMPDIR1}/lib${TMPB}.la"
  30 TMPE="${TMPDIR1}/${TMPB}.exe"
  31
  32 rm -f config.log
  33
  34 # Print a helpful header at the top of config.log
  35 echo "# QEMU configure log $(date)" >> config.log
  36 printf "# Configured with:" >> config.log
  37 printf " '%s'" "$0" "$@" >> config.log
  38 echo >> config.log
  39 echo "#" >> config.log
  40
  41 error_exit() {
  42     echo
  43     echo "ERROR: $1"
  44     while test -n "$2"; do
  45         echo "       $2"
  46         shift
  47     done
  48     echo
  49     exit 1
  50 }
  51
  52 do_compiler() {
  53     # Run the compiler, capturing its output to the log. First argument
  54     # is compiler binary to execute.
  55     local compiler="$1"
  56     shift
  57     echo $compiler "$@" >> config.log
  58     $compiler "$@" >> config.log 2>&1 || return $?
  59     # Test passed. If this is an --enable-werror build, rerun
  60     # the test with -Werror and bail out if it fails. This
  61     # makes warning-generating-errors in configure test code
  62     # obvious to developers.
  63     if test "$werror" != "yes"; then
  64         return 0
  65     fi
  66     # Don't bother rerunning the compile if we were already using -Werror
  67     case "$*" in
  68         *-Werror*)
  69            return 0
  70         ;;
  71     esac
  72     echo $compiler -Werror "$@" >> config.log
  73     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  74     error_exit "configure test passed without -Werror but failed with -Werror." \
  75         "This is probably a bug in the configure script. The failing command" \
  76         "will be at the bottom of config.log." \
  77         "You can run configure with --disable-werror to bypass this check."
  78 }
  79
  80 do_cc() {
  81     do_compiler "$cc" "$@"
  82 }
  83
  84 do_cxx() {
  85     do_compiler "$cxx" "$@"
  86 }
  87
  88 update_cxxflags() {
  89     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  90     # options which some versions of GCC's C++ compiler complain about
  91     # because they only make sense for C programs.
  92     QEMU_CXXFLAGS=
  93     for arg in $QEMU_CFLAGS; do
  94         case $arg in
  95             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  96             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  97                 ;;
  98             *)
  99                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 100                 ;;
 101         esac
 102     done
 103 }
 104
 105 compile_object() {
 106   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 107 }
 108
 109 compile_prog() {
 110   local_cflags="$1"
 111   local_ldflags="$2"
 112   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 113 }
 114
 115 do_libtool() {
 116     local mode=$1
 117     shift
 118     # Run the compiler, capturing its output to the log.
 119     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 120     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 121     # Test passed. If this is an --enable-werror build, rerun
 122     # the test with -Werror and bail out if it fails. This
 123     # makes warning-generating-errors in configure test code
 124     # obvious to developers.
 125     if test "$werror" != "yes"; then
 126         return 0
 127     fi
 128     # Don't bother rerunning the compile if we were already using -Werror
 129     case "$*" in
 130         *-Werror*)
 131            return 0
 132         ;;
 133     esac
 134     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 135     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 136     error_exit "configure test passed without -Werror but failed with -Werror." \
 137         "This is probably a bug in the configure script. The failing command" \
 138         "will be at the bottom of config.log." \
 139         "You can run configure with --disable-werror to bypass this check."
 140 }
 141
 142 libtool_prog() {
 143     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 144     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 145 }
 146
 147 # symbolically link $1 to $2.  Portable version of "ln -sf".
 148 symlink() {
 149   rm -rf "$2"
 150   mkdir -p "$(dirname "$2")"
 151   ln -s "$1" "$2"
 152 }
 153
 154 # check whether a command is available to this shell (may be either an
 155 # executable or a builtin)
 156 has() {
 157     type "$1" >/dev/null 2>&1
 158 }
 159
 160 # search for an executable in PATH
 161 path_of() {
 162     local_command="$1"
 163     local_ifs="$IFS"
 164     local_dir=""
 165
 166     # pathname has a dir component?
 167     if [ "${local_command#*/}" != "$local_command" ]; then
 168         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 169             echo "$local_command"
 170             return 0
 171         fi
 172     fi
 173     if [ -z "$local_command" ]; then
 174         return 1
 175     fi
 176
 177     IFS=:
 178     for local_dir in $PATH; do
 179         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 180             echo "$local_dir/$local_command"
 181             IFS="${local_ifs:-$(printf ' \t\n')}"
 182             return 0
 183         fi
 184     done
 185     # not found
 186     IFS="${local_ifs:-$(printf ' \t\n')}"
 187     return 1
 188 }
 189
 190 have_backend () {
 191     echo "$trace_backends" | grep "$1" >/dev/null
 192 }
 193
 194 # default parameters
 195 source_path=`dirname "$0"`
 196 cpu=""
 197 iasl="iasl"
 198 interp_prefix="/usr/gnemul/qemu-%M"
 199 static="no"
 200 cross_prefix=""
 201 audio_drv_list=""
 202 block_drv_rw_whitelist=""
 203 block_drv_ro_whitelist=""
 204 host_cc="cc"
 205 libs_softmmu=""
 206 libs_tools=""
 207 audio_pt_int=""
 208 audio_win_int=""
 209 cc_i386=i386-pc-linux-gnu-gcc
 210 libs_qga=""
 211 debug_info="yes"
 212 stack_protector=""
 213
 214 # Don't accept a target_list environment variable.
 215 unset target_list
 216
 217 # Default value for a variable defining feature "foo".
 218 #  * foo="no"  feature will only be used if --enable-foo arg is given
 219 #  * foo=""    feature will be searched for, and if found, will be used
 220 #              unless --disable-foo is given
 221 #  * foo="yes" this value will only be set by --enable-foo flag.
 222 #              feature will searched for,
 223 #              if not found, configure exits with error
 224 #
 225 # Always add --enable-foo and --disable-foo command line args.
 226 # Distributions want to ensure that several features are compiled in, and it
 227 # is impossible without a --enable-foo that exits if a feature is not found.
 228
 229 bluez=""
 230 brlapi=""
 231 curl=""
 232 curses=""
 233 docs=""
 234 fdt=""
 235 netmap="no"
 236 pixman=""
 237 sdl=""
 238 sdlabi="1.2"
 239 virtfs=""
 240 vnc="yes"
 241 sparse="no"
 242 uuid=""
 243 vde=""
 244 vnc_tls=""
 245 vnc_sasl=""
 246 vnc_jpeg=""
 247 vnc_png=""
 248 vnc_ws=""
 249 xen=""
 250 xen_ctrl_version=""
 251 xen_pci_passthrough=""
 252 linux_aio=""
 253 cap_ng=""
 254 attr=""
 255 libattr=""
 256 xfs=""
 257
 258 vhost_net="no"
 259 vhost_scsi="no"
 260 kvm="no"
 261 rdma=""
 262 gprof="no"
 263 debug_tcg="no"
 264 debug="no"
 265 strip_opt="yes"
 266 tcg_interpreter="no"
 267 bigendian="no"
 268 mingw32="no"
 269 gcov="no"
 270 gcov_tool="gcov"
 271 EXESUF=""
 272 DSOSUF=".so"
 273 LDFLAGS_SHARED="-shared"
 274 modules="no"
 275 prefix="/usr/local"
 276 mandir="\${prefix}/share/man"
 277 datadir="\${prefix}/share"
 278 qemu_docdir="\${prefix}/share/doc/qemu"
 279 bindir="\${prefix}/bin"
 280 libdir="\${prefix}/lib"
 281 libexecdir="\${prefix}/libexec"
 282 includedir="\${prefix}/include"
 283 sysconfdir="\${prefix}/etc"
 284 local_statedir="\${prefix}/var"
 285 confsuffix="/qemu"
 286 slirp="yes"
 287 fmod_lib=""
 288 fmod_inc=""
 289 oss_lib=""
 290 bsd="no"
 291 linux="no"
 292 solaris="no"
 293 profiler="no"
 294 cocoa="no"
 295 softmmu="yes"
 296 linux_user="no"
 297 bsd_user="no"
 298 guest_base="yes"
 299 aix="no"
 300 blobs="yes"
 301 pkgversion=""
 302 pie=""
 303 zero_malloc=""
 304 qom_cast_debug="yes"
 305 trace_backends="nop"
 306 trace_file="trace"
 307 spice=""
 308 rbd=""
 309 smartcard_nss=""
 310 libusb=""
 311 usb_redir=""
 312 opengl=""
 313 zlib="yes"
 314 lzo=""
 315 snappy=""
 316 bzip2=""
 317 guest_agent=""
 318 guest_agent_with_vss="no"
 319 vss_win32_sdk=""
 320 win_sdk="no"
 321 want_tools="yes"
 322 libiscsi=""
 323 libnfs=""
 324 coroutine=""
 325 coroutine_pool=""
 326 seccomp=""
 327 glusterfs=""
 328 glusterfs_discard="no"
 329 glusterfs_zerofill="no"
 330 archipelago="no"
 331 gtk=""
 332 gtkabi=""
 333 vte=""
 334 tpm="yes"
 335 libssh2=""
 336 vhdx=""
 337 quorum=""
 338 numa=""
 339 tcmalloc="no"
 340
 341 # parse CC options first
 342 for opt do
 343   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 344   case "$opt" in
 345   --cross-prefix=*) cross_prefix="$optarg"
 346   ;;
 347   --cc=*) CC="$optarg"
 348   ;;
 349   --cxx=*) CXX="$optarg"
 350   ;;
 351   --source-path=*) source_path="$optarg"
 352   ;;
 353   --cpu=*) cpu="$optarg"
 354   ;;
 355   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 356                     EXTRA_CFLAGS="$optarg"
 357   ;;
 358   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 359                      EXTRA_LDFLAGS="$optarg"
 360   ;;
 361   --enable-debug-info) debug_info="yes"
 362   ;;
 363   --disable-debug-info) debug_info="no"
 364   ;;
 365   esac
 366 done
 367 # OS specific
 368 # Using uname is really, really broken.  Once we have the right set of checks
 369 # we can eliminate its usage altogether.
 370
 371 # Preferred compiler:
 372 #  ${CC} (if set)
 373 #  ${cross_prefix}gcc (if cross-prefix specified)
 374 #  system compiler
 375 if test -z "${CC}${cross_prefix}"; then
 376   cc="$host_cc"
 377 else
 378   cc="${CC-${cross_prefix}gcc}"
 379 fi
 380
 381 if test -z "${CXX}${cross_prefix}"; then
 382   cxx="c++"
 383 else
 384   cxx="${CXX-${cross_prefix}g++}"
 385 fi
 386
 387 ar="${AR-${cross_prefix}ar}"
 388 as="${AS-${cross_prefix}as}"
 389 cpp="${CPP-$cc -E}"
 390 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 391 ld="${LD-${cross_prefix}ld}"
 392 libtool="${LIBTOOL-${cross_prefix}libtool}"
 393 nm="${NM-${cross_prefix}nm}"
 394 strip="${STRIP-${cross_prefix}strip}"
 395 windres="${WINDRES-${cross_prefix}windres}"
 396 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 397 query_pkg_config() {
 398     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 399 }
 400 pkg_config=query_pkg_config
 401 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 402 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 403
 404 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 405 ARFLAGS="${ARFLAGS-rv}"
 406
 407 # default flags for all hosts
 408 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 410 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 411 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 412 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 413 if test "$debug_info" = "yes"; then
 414     CFLAGS="-g $CFLAGS"
 415     LDFLAGS="-g $LDFLAGS"
 416 fi
 417
 418 # make source path absolute
 419 source_path=`cd "$source_path"; pwd`
 420
 421 # running configure in the source tree?
 422 # we know that's the case if configure is there.
 423 if test -f "./configure"; then
 424     pwd_is_source_path="y"
 425 else
 426     pwd_is_source_path="n"
 427 fi
 428
 429 check_define() {
 430 cat > $TMPC <<EOF
 431 #if !defined($1)
 432 #error $1 not defined
 433 #endif
 434 int main(void) { return 0; }
 435 EOF
 436   compile_object
 437 }
 438
 439 if check_define __linux__ ; then
 440   targetos="Linux"
 441 elif check_define _WIN32 ; then
 442   targetos='MINGW32'
 443 elif check_define __OpenBSD__ ; then
 444   targetos='OpenBSD'
 445 elif check_define __sun__ ; then
 446   targetos='SunOS'
 447 elif check_define __HAIKU__ ; then
 448   targetos='Haiku'
 449 else
 450   targetos=`uname -s`
 451 fi
 452
 453 # Some host OSes need non-standard checks for which CPU to use.
 454 # Note that these checks are broken for cross-compilation: if you're
 455 # cross-compiling to one of these OSes then you'll need to specify
 456 # the correct CPU with the --cpu option.
 457 case $targetos in
 458 Darwin)
 459   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 460   # run 64-bit userspace code.
 461   # If the user didn't specify a CPU explicitly and the kernel says this is
 462   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 463   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 464     cpu="x86_64"
 465   fi
 466   ;;
 467 SunOS)
 468   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 469   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 470     cpu="x86_64"
 471   fi
 472 esac
 473
 474 if test ! -z "$cpu" ; then
 475   # command line argument
 476   :
 477 elif check_define __i386__ ; then
 478   cpu="i386"
 479 elif check_define __x86_64__ ; then
 480   if check_define __ILP32__ ; then
 481     cpu="x32"
 482   else
 483     cpu="x86_64"
 484   fi
 485 elif check_define __sparc__ ; then
 486   if check_define __arch64__ ; then
 487     cpu="sparc64"
 488   else
 489     cpu="sparc"
 490   fi
 491 elif check_define _ARCH_PPC ; then
 492   if check_define _ARCH_PPC64 ; then
 493     cpu="ppc64"
 494   else
 495     cpu="ppc"
 496   fi
 497 elif check_define __mips__ ; then
 498   cpu="mips"
 499 elif check_define __ia64__ ; then
 500   cpu="ia64"
 501 elif check_define __s390__ ; then
 502   if check_define __s390x__ ; then
 503     cpu="s390x"
 504   else
 505     cpu="s390"
 506   fi
 507 elif check_define __arm__ ; then
 508   cpu="arm"
 509 elif check_define __aarch64__ ; then
 510   cpu="aarch64"
 511 elif check_define __hppa__ ; then
 512   cpu="hppa"
 513 else
 514   cpu=`uname -m`
 515 fi
 516
 517 ARCH=
 518 # Normalise host CPU name and set ARCH.
 519 # Note that this case should only have supported host CPUs, not guests.
 520 case "$cpu" in
 521   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 522     cpu="$cpu"
 523   ;;
 524   i386|i486|i586|i686|i86pc|BePC)
 525     cpu="i386"
 526   ;;
 527   x86_64|amd64)
 528     cpu="x86_64"
 529   ;;
 530   armv*b|armv*l|arm)
 531     cpu="arm"
 532   ;;
 533   aarch64)
 534     cpu="aarch64"
 535   ;;
 536   mips*)
 537     cpu="mips"
 538   ;;
 539   sparc|sun4[cdmuv])
 540     cpu="sparc"
 541   ;;
 542   *)
 543     # This will result in either an error or falling back to TCI later
 544     ARCH=unknown
 545   ;;
 546 esac
 547 if test -z "$ARCH"; then
 548   ARCH="$cpu"
 549 fi
 550
 551 # OS specific
 552
 553 # host *BSD for user mode
 554 HOST_VARIANT_DIR=""
 555
 556 case $targetos in
 557 CYGWIN*)
 558   mingw32="yes"
 559   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 560   audio_possible_drivers="winwave sdl"
 561   audio_drv_list="winwave"
 562 ;;
 563 MINGW32*)
 564   mingw32="yes"
 565   audio_possible_drivers="winwave dsound sdl fmod"
 566   audio_drv_list="winwave"
 567 ;;
 568 GNU/kFreeBSD)
 569   bsd="yes"
 570   audio_drv_list="oss"
 571   audio_possible_drivers="oss sdl esd pa"
 572 ;;
 573 FreeBSD)
 574   bsd="yes"
 575   make="${MAKE-gmake}"
 576   audio_drv_list="oss"
 577   audio_possible_drivers="oss sdl esd pa"
 578   # needed for kinfo_getvmmap(3) in libutil.h
 579   LIBS="-lutil $LIBS"
 580   netmap=""  # enable netmap autodetect
 581   HOST_VARIANT_DIR="freebsd"
 582 ;;
 583 DragonFly)
 584   bsd="yes"
 585   make="${MAKE-gmake}"
 586   audio_drv_list="oss"
 587   audio_possible_drivers="oss sdl esd pa"
 588   HOST_VARIANT_DIR="dragonfly"
 589 ;;
 590 NetBSD)
 591   bsd="yes"
 592   make="${MAKE-gmake}"
 593   audio_drv_list="oss"
 594   audio_possible_drivers="oss sdl esd"
 595   oss_lib="-lossaudio"
 596   HOST_VARIANT_DIR="netbsd"
 597 ;;
 598 OpenBSD)
 599   bsd="yes"
 600   make="${MAKE-gmake}"
 601   audio_drv_list="sdl"
 602   audio_possible_drivers="sdl esd"
 603   HOST_VARIANT_DIR="openbsd"
 604 ;;
 605 Darwin)
 606   bsd="yes"
 607   darwin="yes"
 608   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 609   if [ "$cpu" = "x86_64" ] ; then
 610     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 611     LDFLAGS="-arch x86_64 $LDFLAGS"
 612   fi
 613   cocoa="yes"
 614   audio_drv_list="coreaudio"
 615   audio_possible_drivers="coreaudio sdl fmod"
 616   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 617   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 618   # Disable attempts to use ObjectiveC features in os/object.h since they
 619   # won't work when we're compiling with gcc as a C compiler.
 620   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 621   HOST_VARIANT_DIR="darwin"
 622 ;;
 623 SunOS)
 624   solaris="yes"
 625   make="${MAKE-gmake}"
 626   install="${INSTALL-ginstall}"
 627   ld="gld"
 628   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 629   needs_libsunmath="no"
 630   solarisrev=`uname -r | cut -f2 -d.`
 631   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 632     if test "$solarisrev" -le 9 ; then
 633       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 634         needs_libsunmath="yes"
 635         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 636         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 637         LIBS="-lsunmath $LIBS"
 638       else
 639         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 640             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 641             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 642             "Studio 11 can be downloaded from www.sun.com."
 643       fi
 644     fi
 645   fi
 646   if test -f /usr/include/sys/soundcard.h ; then
 647     audio_drv_list="oss"
 648   fi
 649   audio_possible_drivers="oss sdl"
 650 # needed for CMSG_ macros in sys/socket.h
 651   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 652 # needed for TIOCWIN* defines in termios.h
 653   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 654   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 655   solarisnetlibs="-lsocket -lnsl -lresolv"
 656   LIBS="$solarisnetlibs $LIBS"
 657   libs_qga="$solarisnetlibs $libs_qga"
 658 ;;
 659 AIX)
 660   aix="yes"
 661   make="${MAKE-gmake}"
 662 ;;
 663 Haiku)
 664   haiku="yes"
 665   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 666   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 667 ;;
 668 *)
 669   audio_drv_list="oss"
 670   audio_possible_drivers="oss alsa sdl esd pa"
 671   linux="yes"
 672   linux_user="yes"
 673   kvm="yes"
 674   vhost_net="yes"
 675   vhost_scsi="yes"
 676   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 677     audio_possible_drivers="$audio_possible_drivers fmod"
 678   fi
 679   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 680 ;;
 681 esac
 682
 683 if [ "$bsd" = "yes" ] ; then
 684   if [ "$darwin" != "yes" ] ; then
 685     bsd_user="yes"
 686   fi
 687 fi
 688
 689 : ${make=${MAKE-make}}
 690 : ${install=${INSTALL-install}}
 691 : ${python=${PYTHON-python}}
 692 : ${smbd=${SMBD-/usr/sbin/smbd}}
 693
 694 # Default objcc to clang if available, otherwise use CC
 695 if has clang; then
 696   objcc=clang
 697 else
 698   objcc="$cc"
 699 fi
 700
 701 if test "$mingw32" = "yes" ; then
 702   EXESUF=".exe"
 703   DSOSUF=".dll"
 704   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 705   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 706   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 707   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 708 cat > $TMPC << EOF
 709 int main(void) { return 0; }
 710 EOF
 711   if compile_prog "" "-liberty" ; then
 712     LIBS="-liberty $LIBS"
 713   fi
 714   prefix="c:/Program Files/QEMU"
 715   mandir="\${prefix}"
 716   datadir="\${prefix}"
 717   qemu_docdir="\${prefix}"
 718   bindir="\${prefix}"
 719   sysconfdir="\${prefix}"
 720   local_statedir=
 721   confsuffix=""
 722   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 723 fi
 724
 725 werror=""
 726
 727 for opt do
 728   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 729   case "$opt" in
 730   --help|-h) show_help=yes
 731   ;;
 732   --version|-V) exec cat $source_path/VERSION
 733   ;;
 734   --prefix=*) prefix="$optarg"
 735   ;;
 736   --interp-prefix=*) interp_prefix="$optarg"
 737   ;;
 738   --source-path=*)
 739   ;;
 740   --cross-prefix=*)
 741   ;;
 742   --cc=*)
 743   ;;
 744   --host-cc=*) host_cc="$optarg"
 745   ;;
 746   --cxx=*)
 747   ;;
 748   --iasl=*) iasl="$optarg"
 749   ;;
 750   --objcc=*) objcc="$optarg"
 751   ;;
 752   --make=*) make="$optarg"
 753   ;;
 754   --install=*) install="$optarg"
 755   ;;
 756   --python=*) python="$optarg"
 757   ;;
 758   --gcov=*) gcov_tool="$optarg"
 759   ;;
 760   --smbd=*) smbd="$optarg"
 761   ;;
 762   --extra-cflags=*)
 763   ;;
 764   --extra-ldflags=*)
 765   ;;
 766   --enable-debug-info)
 767   ;;
 768   --disable-debug-info)
 769   ;;
 770   --enable-modules)
 771       modules="yes"
 772   ;;
 773   --cpu=*)
 774   ;;
 775   --target-list=*) target_list="$optarg"
 776   ;;
 777   --enable-trace-backends=*) trace_backends="$optarg"
 778   ;;
 779   # XXX: backwards compatibility
 780   --enable-trace-backend=*) trace_backends="$optarg"
 781   ;;
 782   --with-trace-file=*) trace_file="$optarg"
 783   ;;
 784   --enable-gprof) gprof="yes"
 785   ;;
 786   --enable-gcov) gcov="yes"
 787   ;;
 788   --static)
 789     static="yes"
 790     LDFLAGS="-static $LDFLAGS"
 791     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 792   ;;
 793   --mandir=*) mandir="$optarg"
 794   ;;
 795   --bindir=*) bindir="$optarg"
 796   ;;
 797   --libdir=*) libdir="$optarg"
 798   ;;
 799   --libexecdir=*) libexecdir="$optarg"
 800   ;;
 801   --includedir=*) includedir="$optarg"
 802   ;;
 803   --datadir=*) datadir="$optarg"
 804   ;;
 805   --with-confsuffix=*) confsuffix="$optarg"
 806   ;;
 807   --docdir=*) qemu_docdir="$optarg"
 808   ;;
 809   --sysconfdir=*) sysconfdir="$optarg"
 810   ;;
 811   --localstatedir=*) local_statedir="$optarg"
 812   ;;
 813   --sbindir=*|--sharedstatedir=*|\
 814   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 815   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 816     # These switches are silently ignored, for compatibility with
 817     # autoconf-generated configure scripts. This allows QEMU's
 818     # configure to be used by RPM and similar macros that set
 819     # lots of directory switches by default.
 820   ;;
 821   --with-system-pixman) pixman="system"
 822   ;;
 823   --without-system-pixman) pixman="internal"
 824   ;;
 825   --without-pixman) pixman="none"
 826   ;;
 827   --disable-sdl) sdl="no"
 828   ;;
 829   --enable-sdl) sdl="yes"
 830   ;;
 831   --with-sdlabi=*) sdlabi="$optarg"
 832   ;;
 833   --disable-qom-cast-debug) qom_cast_debug="no"
 834   ;;
 835   --enable-qom-cast-debug) qom_cast_debug="yes"
 836   ;;
 837   --disable-virtfs) virtfs="no"
 838   ;;
 839   --enable-virtfs) virtfs="yes"
 840   ;;
 841   --disable-vnc) vnc="no"
 842   ;;
 843   --enable-vnc) vnc="yes"
 844   ;;
 845   --fmod-lib=*) fmod_lib="$optarg"
 846   ;;
 847   --fmod-inc=*) fmod_inc="$optarg"
 848   ;;
 849   --oss-lib=*) oss_lib="$optarg"
 850   ;;
 851   --audio-drv-list=*) audio_drv_list="$optarg"
 852   ;;
 853   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 854   ;;
 855   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 856   ;;
 857   --enable-debug-tcg) debug_tcg="yes"
 858   ;;
 859   --disable-debug-tcg) debug_tcg="no"
 860   ;;
 861   --enable-debug)
 862       # Enable debugging options that aren't excessively noisy
 863       debug_tcg="yes"
 864       debug="yes"
 865       strip_opt="no"
 866   ;;
 867   --enable-sparse) sparse="yes"
 868   ;;
 869   --disable-sparse) sparse="no"
 870   ;;
 871   --disable-strip) strip_opt="no"
 872   ;;
 873   --disable-vnc-tls) vnc_tls="no"
 874   ;;
 875   --enable-vnc-tls) vnc_tls="yes"
 876   ;;
 877   --disable-vnc-sasl) vnc_sasl="no"
 878   ;;
 879   --enable-vnc-sasl) vnc_sasl="yes"
 880   ;;
 881   --disable-vnc-jpeg) vnc_jpeg="no"
 882   ;;
 883   --enable-vnc-jpeg) vnc_jpeg="yes"
 884   ;;
 885   --disable-vnc-png) vnc_png="no"
 886   ;;
 887   --enable-vnc-png) vnc_png="yes"
 888   ;;
 889   --disable-vnc-ws) vnc_ws="no"
 890   ;;
 891   --enable-vnc-ws) vnc_ws="yes"
 892   ;;
 893   --disable-slirp) slirp="no"
 894   ;;
 895   --disable-uuid) uuid="no"
 896   ;;
 897   --enable-uuid) uuid="yes"
 898   ;;
 899   --disable-vde) vde="no"
 900   ;;
 901   --enable-vde) vde="yes"
 902   ;;
 903   --disable-netmap) netmap="no"
 904   ;;
 905   --enable-netmap) netmap="yes"
 906   ;;
 907   --disable-xen) xen="no"
 908   ;;
 909   --enable-xen) xen="yes"
 910   ;;
 911   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 912   ;;
 913   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 914   ;;
 915   --disable-brlapi) brlapi="no"
 916   ;;
 917   --enable-brlapi) brlapi="yes"
 918   ;;
 919   --disable-bluez) bluez="no"
 920   ;;
 921   --enable-bluez) bluez="yes"
 922   ;;
 923   --disable-kvm) kvm="no"
 924   ;;
 925   --enable-kvm) kvm="yes"
 926   ;;
 927   --disable-tcg-interpreter) tcg_interpreter="no"
 928   ;;
 929   --enable-tcg-interpreter) tcg_interpreter="yes"
 930   ;;
 931   --disable-cap-ng)  cap_ng="no"
 932   ;;
 933   --enable-cap-ng) cap_ng="yes"
 934   ;;
 935   --disable-spice) spice="no"
 936   ;;
 937   --enable-spice) spice="yes"
 938   ;;
 939   --disable-libiscsi) libiscsi="no"
 940   ;;
 941   --enable-libiscsi) libiscsi="yes"
 942   ;;
 943   --disable-libnfs) libnfs="no"
 944   ;;
 945   --enable-libnfs) libnfs="yes"
 946   ;;
 947   --enable-profiler) profiler="yes"
 948   ;;
 949   --disable-cocoa) cocoa="no"
 950   ;;
 951   --enable-cocoa)
 952       cocoa="yes" ;
 953       sdl="no" ;
 954       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 955   ;;
 956   --disable-system) softmmu="no"
 957   ;;
 958   --enable-system) softmmu="yes"
 959   ;;
 960   --disable-user)
 961       linux_user="no" ;
 962       bsd_user="no" ;
 963   ;;
 964   --enable-user) ;;
 965   --disable-linux-user) linux_user="no"
 966   ;;
 967   --enable-linux-user) linux_user="yes"
 968   ;;
 969   --disable-bsd-user) bsd_user="no"
 970   ;;
 971   --enable-bsd-user) bsd_user="yes"
 972   ;;
 973   --enable-guest-base) guest_base="yes"
 974   ;;
 975   --disable-guest-base) guest_base="no"
 976   ;;
 977   --enable-pie) pie="yes"
 978   ;;
 979   --disable-pie) pie="no"
 980   ;;
 981   --enable-werror) werror="yes"
 982   ;;
 983   --disable-werror) werror="no"
 984   ;;
 985   --enable-stack-protector) stack_protector="yes"
 986   ;;
 987   --disable-stack-protector) stack_protector="no"
 988   ;;
 989   --disable-curses) curses="no"
 990   ;;
 991   --enable-curses) curses="yes"
 992   ;;
 993   --disable-curl) curl="no"
 994   ;;
 995   --enable-curl) curl="yes"
 996   ;;
 997   --disable-fdt) fdt="no"
 998   ;;
 999   --enable-fdt) fdt="yes"
1000   ;;
1001   --disable-linux-aio) linux_aio="no"
1002   ;;
1003   --enable-linux-aio) linux_aio="yes"
1004   ;;
1005   --disable-attr) attr="no"
1006   ;;
1007   --enable-attr) attr="yes"
1008   ;;
1009   --disable-blobs) blobs="no"
1010   ;;
1011   --with-pkgversion=*) pkgversion=" ($optarg)"
1012   ;;
1013   --with-coroutine=*) coroutine="$optarg"
1014   ;;
1015   --disable-coroutine-pool) coroutine_pool="no"
1016   ;;
1017   --enable-coroutine-pool) coroutine_pool="yes"
1018   ;;
1019   --disable-docs) docs="no"
1020   ;;
1021   --enable-docs) docs="yes"
1022   ;;
1023   --disable-vhost-net) vhost_net="no"
1024   ;;
1025   --enable-vhost-net) vhost_net="yes"
1026   ;;
1027   --disable-vhost-scsi) vhost_scsi="no"
1028   ;;
1029   --enable-vhost-scsi) vhost_scsi="yes"
1030   ;;
1031   --disable-opengl) opengl="no"
1032   ;;
1033   --enable-opengl) opengl="yes"
1034   ;;
1035   --disable-rbd) rbd="no"
1036   ;;
1037   --enable-rbd) rbd="yes"
1038   ;;
1039   --disable-xfsctl) xfs="no"
1040   ;;
1041   --enable-xfsctl) xfs="yes"
1042   ;;
1043   --disable-smartcard-nss) smartcard_nss="no"
1044   ;;
1045   --enable-smartcard-nss) smartcard_nss="yes"
1046   ;;
1047   --disable-libusb) libusb="no"
1048   ;;
1049   --enable-libusb) libusb="yes"
1050   ;;
1051   --disable-usb-redir) usb_redir="no"
1052   ;;
1053   --enable-usb-redir) usb_redir="yes"
1054   ;;
1055   --disable-zlib-test) zlib="no"
1056   ;;
1057   --disable-lzo) lzo="no"
1058   ;;
1059   --enable-lzo) lzo="yes"
1060   ;;
1061   --disable-snappy) snappy="no"
1062   ;;
1063   --enable-snappy) snappy="yes"
1064   ;;
1065   --disable-bzip2) bzip2="no"
1066   ;;
1067   --enable-bzip2) bzip2="yes"
1068   ;;
1069   --enable-guest-agent) guest_agent="yes"
1070   ;;
1071   --disable-guest-agent) guest_agent="no"
1072   ;;
1073   --with-vss-sdk) vss_win32_sdk=""
1074   ;;
1075   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1076   ;;
1077   --without-vss-sdk) vss_win32_sdk="no"
1078   ;;
1079   --with-win-sdk) win_sdk=""
1080   ;;
1081   --with-win-sdk=*) win_sdk="$optarg"
1082   ;;
1083   --without-win-sdk) win_sdk="no"
1084   ;;
1085   --enable-tools) want_tools="yes"
1086   ;;
1087   --disable-tools) want_tools="no"
1088   ;;
1089   --enable-seccomp) seccomp="yes"
1090   ;;
1091   --disable-seccomp) seccomp="no"
1092   ;;
1093   --disable-glusterfs) glusterfs="no"
1094   ;;
1095   --enable-glusterfs) glusterfs="yes"
1096   ;;
1097   --disable-archipelago) archipelago="no"
1098   ;;
1099   --enable-archipelago) archipelago="yes"
1100   ;;
1101   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1102       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1103   ;;
1104   --disable-gtk) gtk="no"
1105   ;;
1106   --enable-gtk) gtk="yes"
1107   ;;
1108   --enable-rdma) rdma="yes"
1109   ;;
1110   --disable-rdma) rdma="no"
1111   ;;
1112   --with-gtkabi=*) gtkabi="$optarg"
1113   ;;
1114   --disable-vte) vte="no"
1115   ;;
1116   --enable-vte) vte="yes"
1117   ;;
1118   --disable-tpm) tpm="no"
1119   ;;
1120   --enable-tpm) tpm="yes"
1121   ;;
1122   --disable-libssh2) libssh2="no"
1123   ;;
1124   --enable-libssh2) libssh2="yes"
1125   ;;
1126   --enable-vhdx) vhdx="yes"
1127   ;;
1128   --disable-vhdx) vhdx="no"
1129   ;;
1130   --disable-quorum) quorum="no"
1131   ;;
1132   --enable-quorum) quorum="yes"
1133   ;;
1134   --disable-numa) numa="no"
1135   ;;
1136   --enable-numa) numa="yes"
1137   ;;
1138   --disable-tcmalloc) tcmalloc="no"
1139   ;;
1140   --enable-tcmalloc) tcmalloc="yes"
1141   ;;
1142   *)
1143       echo "ERROR: unknown option $opt"
1144       echo "Try '$0 --help' for more information"
1145       exit 1
1146   ;;
1147   esac
1148 done
1149
1150 if ! has $python; then
1151   error_exit "Python not found. Use --python=/path/to/python"
1152 fi
1153
1154 # Note that if the Python conditional here evaluates True we will exit
1155 # with status 1 which is a shell 'false' value.
1156 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1157   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1158       "Note that Python 3 or later is not yet supported." \
1159       "Use --python=/path/to/python to specify a supported Python."
1160 fi
1161
1162 # The -B switch was added in Python 2.6.
1163 # If it is supplied, compiled files are not written.
1164 # Use it for Python versions which support it.
1165 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1166   python="$python -B"
1167 fi
1168
1169 case "$cpu" in
1170     ppc)
1171            CPU_CFLAGS="-m32"
1172            LDFLAGS="-m32 $LDFLAGS"
1173            ;;
1174     ppc64)
1175            CPU_CFLAGS="-m64"
1176            LDFLAGS="-m64 $LDFLAGS"
1177            ;;
1178     sparc)
1179            LDFLAGS="-m32 $LDFLAGS"
1180            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1181            ;;
1182     sparc64)
1183            LDFLAGS="-m64 $LDFLAGS"
1184            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1185            ;;
1186     s390)
1187            CPU_CFLAGS="-m31"
1188            LDFLAGS="-m31 $LDFLAGS"
1189            ;;
1190     s390x)
1191            CPU_CFLAGS="-m64"
1192            LDFLAGS="-m64 $LDFLAGS"
1193            ;;
1194     i386)
1195            CPU_CFLAGS="-m32"
1196            LDFLAGS="-m32 $LDFLAGS"
1197            cc_i386='$(CC) -m32'
1198            ;;
1199     x86_64)
1200            CPU_CFLAGS="-m64"
1201            LDFLAGS="-m64 $LDFLAGS"
1202            cc_i386='$(CC) -m32'
1203            ;;
1204     x32)
1205            CPU_CFLAGS="-mx32"
1206            LDFLAGS="-mx32 $LDFLAGS"
1207            cc_i386='$(CC) -m32'
1208            ;;
1209     # No special flags required for other host CPUs
1210 esac
1211
1212 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1213 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1214
1215 default_target_list=""
1216
1217 mak_wilds=""
1218
1219 if [ "$softmmu" = "yes" ]; then
1220     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1221 fi
1222 if [ "$linux_user" = "yes" ]; then
1223     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1224 fi
1225 if [ "$bsd_user" = "yes" ]; then
1226     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1227 fi
1228
1229 for config in $mak_wilds; do
1230     default_target_list="${default_target_list} $(basename "$config" .mak)"
1231 done
1232
1233 if test x"$show_help" = x"yes" ; then
1234 cat << EOF
1235
1236 Usage: configure [options]
1237 Options: [defaults in brackets after descriptions]
1238
1239 Standard options:
1240   --help                   print this message
1241   --prefix=PREFIX          install in PREFIX [$prefix]
1242   --interp-prefix=PREFIX   where to find shared libraries, etc.
1243                            use %M for cpu name [$interp_prefix]
1244   --target-list=LIST       set target list (default: build everything)
1245 $(echo Available targets: $default_target_list | \
1246   fold -s -w 53 | sed -e 's/^/                           /')
1247
1248 Advanced options (experts only):
1249   --source-path=PATH       path of source code [$source_path]
1250   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1251   --cc=CC                  use C compiler CC [$cc]
1252   --iasl=IASL              use ACPI compiler IASL [$iasl]
1253   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1254                            build time
1255   --cxx=CXX                use C++ compiler CXX [$cxx]
1256   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1257   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1258   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1259   --make=MAKE              use specified make [$make]
1260   --install=INSTALL        use specified install [$install]
1261   --python=PYTHON          use specified python [$python]
1262   --smbd=SMBD              use specified smbd [$smbd]
1263   --static                 enable static build [$static]
1264   --mandir=PATH            install man pages in PATH
1265   --datadir=PATH           install firmware in PATH$confsuffix
1266   --docdir=PATH            install documentation in PATH$confsuffix
1267   --bindir=PATH            install binaries in PATH
1268   --libdir=PATH            install libraries in PATH
1269   --sysconfdir=PATH        install config in PATH$confsuffix
1270   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1271   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1272   --enable-modules         enable modules support
1273   --enable-debug-tcg       enable TCG debugging
1274   --disable-debug-tcg      disable TCG debugging (default)
1275   --enable-debug-info      enable debugging information (default)
1276   --disable-debug-info     disable debugging information
1277   --enable-debug           enable common debug build options
1278   --enable-sparse          enable sparse checker
1279   --disable-sparse         disable sparse checker (default)
1280   --disable-strip          disable stripping binaries
1281   --disable-werror         disable compilation abort on warning
1282   --disable-stack-protector disable compiler-provided stack protection
1283   --disable-sdl            disable SDL
1284   --enable-sdl             enable SDL
1285   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1286   --disable-gtk            disable gtk UI
1287   --enable-gtk             enable gtk UI
1288   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1289   --disable-virtfs         disable VirtFS
1290   --enable-virtfs          enable VirtFS
1291   --disable-vnc            disable VNC
1292   --enable-vnc             enable VNC
1293   --disable-cocoa          disable Cocoa (Mac OS X only)
1294   --enable-cocoa           enable Cocoa (default on Mac OS X)
1295   --audio-drv-list=LIST    set audio drivers list:
1296                            Available drivers: $audio_possible_drivers
1297   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1298   --block-drv-rw-whitelist=L
1299                            set block driver read-write whitelist
1300                            (affects only QEMU, not qemu-img)
1301   --block-drv-ro-whitelist=L
1302                            set block driver read-only whitelist
1303                            (affects only QEMU, not qemu-img)
1304   --disable-xen            disable xen backend driver support
1305   --enable-xen             enable xen backend driver support
1306   --disable-xen-pci-passthrough
1307   --enable-xen-pci-passthrough
1308   --disable-brlapi         disable BrlAPI
1309   --enable-brlapi          enable BrlAPI
1310   --disable-vnc-tls        disable TLS encryption for VNC server
1311   --enable-vnc-tls         enable TLS encryption for VNC server
1312   --disable-vnc-sasl       disable SASL encryption for VNC server
1313   --enable-vnc-sasl        enable SASL encryption for VNC server
1314   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1315   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1316   --disable-vnc-png        disable PNG compression for VNC server (default)
1317   --enable-vnc-png         enable PNG compression for VNC server
1318   --disable-vnc-ws         disable Websockets support for VNC server
1319   --enable-vnc-ws          enable Websockets support for VNC server
1320   --disable-curses         disable curses output
1321   --enable-curses          enable curses output
1322   --disable-curl           disable curl connectivity
1323   --enable-curl            enable curl connectivity
1324   --disable-fdt            disable fdt device tree
1325   --enable-fdt             enable fdt device tree
1326   --disable-bluez          disable bluez stack connectivity
1327   --enable-bluez           enable bluez stack connectivity
1328   --disable-slirp          disable SLIRP userspace network connectivity
1329   --disable-kvm            disable KVM acceleration support
1330   --enable-kvm             enable KVM acceleration support
1331   --disable-rdma           disable RDMA-based migration support
1332   --enable-rdma            enable RDMA-based migration support
1333   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1334   --enable-system          enable all system emulation targets
1335   --disable-system         disable all system emulation targets
1336   --enable-user            enable supported user emulation targets
1337   --disable-user           disable all user emulation targets
1338   --enable-linux-user      enable all linux usermode emulation targets
1339   --disable-linux-user     disable all linux usermode emulation targets
1340   --enable-bsd-user        enable all BSD usermode emulation targets
1341   --disable-bsd-user       disable all BSD usermode emulation targets
1342   --enable-guest-base      enable GUEST_BASE support for usermode
1343                            emulation targets
1344   --disable-guest-base     disable GUEST_BASE support
1345   --enable-pie             build Position Independent Executables
1346   --disable-pie            do not build Position Independent Executables
1347   --fmod-lib               path to FMOD library
1348   --fmod-inc               path to FMOD includes
1349   --oss-lib                path to OSS library
1350   --cpu=CPU                Build for host CPU [$cpu]
1351   --disable-uuid           disable uuid support
1352   --enable-uuid            enable uuid support
1353   --disable-vde            disable support for vde network
1354   --enable-vde             enable support for vde network
1355   --disable-netmap         disable support for netmap network
1356   --enable-netmap          enable support for netmap network
1357   --disable-linux-aio      disable Linux AIO support
1358   --enable-linux-aio       enable Linux AIO support
1359   --disable-cap-ng         disable libcap-ng support
1360   --enable-cap-ng          enable libcap-ng support
1361   --disable-attr           disable attr and xattr support
1362   --enable-attr            enable attr and xattr support
1363   --disable-blobs          disable installing provided firmware blobs
1364   --enable-docs            enable documentation build
1365   --disable-docs           disable documentation build
1366   --disable-vhost-net      disable vhost-net acceleration support
1367   --enable-vhost-net       enable vhost-net acceleration support
1368   --enable-trace-backends=B Set trace backend
1369                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1370   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1371                            Default:trace-<pid>
1372   --disable-spice          disable spice
1373   --enable-spice           enable spice
1374   --enable-rbd             enable building the rados block device (rbd)
1375   --disable-libiscsi       disable iscsi support
1376   --enable-libiscsi        enable iscsi support
1377   --disable-libnfs         disable nfs support
1378   --enable-libnfs          enable nfs support
1379   --disable-smartcard-nss  disable smartcard nss support
1380   --enable-smartcard-nss   enable smartcard nss support
1381   --disable-libusb         disable libusb (for usb passthrough)
1382   --enable-libusb          enable libusb (for usb passthrough)
1383   --disable-usb-redir      disable usb network redirection support
1384   --enable-usb-redir       enable usb network redirection support
1385   --enable-lzo             enable the support of lzo compression library
1386   --enable-snappy          enable the support of snappy compression library
1387   --enable-bzip2           enable the support of bzip2 compression library (for
1388                            reading bzip2-compressed dmg images)
1389   --disable-guest-agent    disable building of the QEMU Guest Agent
1390   --enable-guest-agent     enable building of the QEMU Guest Agent
1391   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1392   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1393   --disable-seccomp        disable seccomp support
1394   --enable-seccomp         enable seccomp support
1395   --with-coroutine=BACKEND coroutine backend. Supported options:
1396                            gthread, ucontext, sigaltstack, windows
1397   --disable-coroutine-pool disable coroutine freelist (worse performance)
1398   --enable-coroutine-pool  enable coroutine freelist (better performance)
1399   --enable-glusterfs       enable GlusterFS backend
1400   --disable-glusterfs      disable GlusterFS backend
1401   --enable-archipelago     enable Archipelago backend
1402   --disable-archipelago    disable Archipelago backend
1403   --enable-gcov            enable test coverage analysis with gcov
1404   --gcov=GCOV              use specified gcov [$gcov_tool]
1405   --disable-tpm            disable TPM support
1406   --enable-tpm             enable TPM support
1407   --disable-libssh2        disable ssh block device support
1408   --enable-libssh2         enable ssh block device support
1409   --disable-vhdx           disable support for the Microsoft VHDX image format
1410   --enable-vhdx            enable support for the Microsoft VHDX image format
1411   --disable-quorum         disable quorum block filter support
1412   --enable-quorum          enable quorum block filter support
1413   --disable-numa           disable libnuma support
1414   --enable-numa            enable libnuma support
1415   --disable-tcmalloc       disable tcmalloc support
1416   --enable-tcmalloc        enable tcmalloc support
1417
1418 NOTE: The object files are built at the place where configure is launched
1419 EOF
1420 exit 0
1421 fi
1422
1423 # Now we have handled --enable-tcg-interpreter and know we're not just
1424 # printing the help message, bail out if the host CPU isn't supported.
1425 if test "$ARCH" = "unknown"; then
1426     if test "$tcg_interpreter" = "yes" ; then
1427         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1428         ARCH=tci
1429     else
1430         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1431     fi
1432 fi
1433
1434 # Consult white-list to determine whether to enable werror
1435 # by default.  Only enable by default for git builds
1436 z_version=`cut -f3 -d. $source_path/VERSION`
1437
1438 if test -z "$werror" ; then
1439     if test -d "$source_path/.git" -a \
1440         "$linux" = "yes" ; then
1441         werror="yes"
1442     else
1443         werror="no"
1444     fi
1445 fi
1446
1447 # check that the C compiler works.
1448 cat > $TMPC <<EOF
1449 int main(void) { return 0; }
1450 EOF
1451
1452 if compile_object ; then
1453   : C compiler works ok
1454 else
1455     error_exit "\"$cc\" either does not exist or does not work"
1456 fi
1457
1458 # Check that the C++ compiler exists and works with the C compiler
1459 if has $cxx; then
1460     cat > $TMPC <<EOF
1461 int c_function(void);
1462 int main(void) { return c_function(); }
1463 EOF
1464
1465     compile_object
1466
1467     cat > $TMPCXX <<EOF
1468 extern "C" {
1469    int c_function(void);
1470 }
1471 int c_function(void) { return 42; }
1472 EOF
1473
1474     update_cxxflags
1475
1476     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1477         # C++ compiler $cxx works ok with C compiler $cc
1478         :
1479     else
1480         echo "C++ compiler $cxx does not work with C compiler $cc"
1481         echo "Disabling C++ specific optional code"
1482         cxx=
1483     fi
1484 else
1485     echo "No C++ compiler available; disabling C++ specific optional code"
1486     cxx=
1487 fi
1488
1489 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1490 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1491 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1492 gcc_flags="-Wendif-labels $gcc_flags"
1493 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1494 gcc_flags="-Wno-string-plus-int $gcc_flags"
1495 # Note that we do not add -Werror to gcc_flags here, because that would
1496 # enable it for all configure tests. If a configure test failed due
1497 # to -Werror this would just silently disable some features,
1498 # so it's too error prone.
1499 cat > $TMPC << EOF
1500 int main(void) { return 0; }
1501 EOF
1502 for flag in $gcc_flags; do
1503     # Use the positive sense of the flag when testing for -Wno-wombat
1504     # support (gcc will happily accept the -Wno- form of unknown
1505     # warning options).
1506     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1507     if compile_prog "-Werror $optflag" "" ; then
1508         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1509     fi
1510 done
1511
1512 if test "$stack_protector" != "no"; then
1513   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1514   sp_on=0
1515   for flag in $gcc_flags; do
1516     # We need to check both a compile and a link, since some compiler
1517     # setups fail only on a .c->.o compile and some only at link time
1518     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1519        compile_prog "-Werror $flag" ""; then
1520       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1521       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1522       sp_on=1
1523       break
1524     fi
1525   done
1526   if test "$stack_protector" = yes; then
1527     if test $sp_on = 0; then
1528       error_exit "Stack protector not supported"
1529     fi
1530   fi
1531 fi
1532
1533 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1534 # large functions that use global variables.  The bug is in all releases of
1535 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1536 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1537 cat > $TMPC << EOF
1538 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1539 int main(void) { return 0; }
1540 #else
1541 #error No bug in this compiler.
1542 #endif
1543 EOF
1544 if compile_prog "-Werror -fno-gcse" "" ; then
1545   TRANSLATE_OPT_CFLAGS=-fno-gcse
1546 fi
1547
1548 if test "$static" = "yes" ; then
1549   if test "$modules" = "yes" ; then
1550     error_exit "static and modules are mutually incompatible"
1551   fi
1552   if test "$pie" = "yes" ; then
1553     error_exit "static and pie are mutually incompatible"
1554   else
1555     pie="no"
1556   fi
1557 fi
1558
1559 if test "$pie" = ""; then
1560   case "$cpu-$targetos" in
1561     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1562       ;;
1563     *)
1564       pie="no"
1565       ;;
1566   esac
1567 fi
1568
1569 if test "$pie" != "no" ; then
1570   cat > $TMPC << EOF
1571
1572 #ifdef __linux__
1573 #  define THREAD __thread
1574 #else
1575 #  define THREAD
1576 #endif
1577
1578 static THREAD int tls_var;
1579
1580 int main(void) { return tls_var; }
1581
1582 EOF
1583   if compile_prog "-fPIE -DPIE" "-pie"; then
1584     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1585     LDFLAGS="-pie $LDFLAGS"
1586     pie="yes"
1587     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1588       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1589     fi
1590   else
1591     if test "$pie" = "yes"; then
1592       error_exit "PIE not available due to missing toolchain support"
1593     else
1594       echo "Disabling PIE due to missing toolchain support"
1595       pie="no"
1596     fi
1597   fi
1598
1599   if compile_prog "-fno-pie" "-nopie"; then
1600     CFLAGS_NOPIE="-fno-pie"
1601     LDFLAGS_NOPIE="-nopie"
1602   fi
1603 fi
1604
1605 # check for broken gcc and libtool in RHEL5
1606 if test -n "$libtool" -a "$pie" != "no" ; then
1607   cat > $TMPC <<EOF
1608
1609 void *f(unsigned char *buf, int len);
1610 void *g(unsigned char *buf, int len);
1611
1612 void *
1613 f(unsigned char *buf, int len)
1614 {
1615     return (void*)0L;
1616 }
1617
1618 void *
1619 g(unsigned char *buf, int len)
1620 {
1621     return f(buf, len);
1622 }
1623
1624 EOF
1625   if ! libtool_prog; then
1626     echo "Disabling libtool due to broken toolchain support"
1627     libtool=
1628   fi
1629 fi
1630
1631 ##########################################
1632 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1633 # use i686 as default anyway, but for those that don't, an explicit
1634 # specification is necessary
1635
1636 if test "$cpu" = "i386"; then
1637   cat > $TMPC << EOF
1638 static int sfaa(int *ptr)
1639 {
1640   return __sync_fetch_and_and(ptr, 0);
1641 }
1642
1643 int main(void)
1644 {
1645   int val = 42;
1646   val = __sync_val_compare_and_swap(&val, 0, 1);
1647   sfaa(&val);
1648   return val;
1649 }
1650 EOF
1651   if ! compile_prog "" "" ; then
1652     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1653   fi
1654 fi
1655
1656 #########################################
1657 # Solaris specific configure tool chain decisions
1658
1659 if test "$solaris" = "yes" ; then
1660   if has $install; then
1661     :
1662   else
1663     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1664         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1665         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1666   fi
1667   if test "`path_of $install`" = "/usr/sbin/install" ; then
1668     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1669         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1670         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1671   fi
1672   if has ar; then
1673     :
1674   else
1675     if test -f /usr/ccs/bin/ar ; then
1676       error_exit "No path includes ar" \
1677           "Add /usr/ccs/bin to your path and rerun configure"
1678     fi
1679     error_exit "No path includes ar"
1680   fi
1681 fi
1682
1683 if test -z "${target_list+xxx}" ; then
1684     target_list="$default_target_list"
1685 else
1686     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1687 fi
1688
1689 # Check that we recognised the target name; this allows a more
1690 # friendly error message than if we let it fall through.
1691 for target in $target_list; do
1692     case " $default_target_list " in
1693         *" $target "*)
1694             ;;
1695         *)
1696             error_exit "Unknown target name '$target'"
1697             ;;
1698     esac
1699 done
1700
1701 # see if system emulation was really requested
1702 case " $target_list " in
1703   *"-softmmu "*) softmmu=yes
1704   ;;
1705   *) softmmu=no
1706   ;;
1707 esac
1708
1709 feature_not_found() {
1710   feature=$1
1711   remedy=$2
1712
1713   error_exit "User requested feature $feature" \
1714       "configure was not able to find it." \
1715       "$remedy"
1716 }
1717
1718 # ---
1719 # big/little endian test
1720 cat > $TMPC << EOF
1721 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1722 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1723 extern int foo(short *, short *);
1724 int main(int argc, char *argv[]) {
1725     return foo(big_endian, little_endian);
1726 }
1727 EOF
1728
1729 if compile_object ; then
1730     if grep -q BiGeNdIaN $TMPO ; then
1731         bigendian="yes"
1732     elif grep -q LiTtLeEnDiAn $TMPO ; then
1733         bigendian="no"
1734     else
1735         echo big/little test failed
1736     fi
1737 else
1738     echo big/little test failed
1739 fi
1740
1741 ##########################################
1742 # L2TPV3 probe
1743
1744 cat > $TMPC <<EOF
1745 #include <sys/socket.h>
1746 #include <linux/ip.h>
1747 int main(void) { return sizeof(struct mmsghdr); }
1748 EOF
1749 if compile_prog "" "" ; then
1750   l2tpv3=yes
1751 else
1752   l2tpv3=no
1753 fi
1754
1755 ##########################################
1756 # pkg-config probe
1757
1758 if ! has "$pkg_config_exe"; then
1759   error_exit "pkg-config binary '$pkg_config_exe' not found"
1760 fi
1761
1762 ##########################################
1763 # NPTL probe
1764
1765 if test "$linux_user" = "yes"; then
1766   cat > $TMPC <<EOF
1767 #include <sched.h>
1768 #include <linux/futex.h>
1769 int main(void) {
1770 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1771 #error bork
1772 #endif
1773   return 0;
1774 }
1775 EOF
1776   if ! compile_object ; then
1777     feature_not_found "nptl" "Install glibc and linux kernel headers."
1778   fi
1779 fi
1780
1781 ##########################################
1782 # zlib check
1783
1784 if test "$zlib" != "no" ; then
1785     cat > $TMPC << EOF
1786 #include <zlib.h>
1787 int main(void) { zlibVersion(); return 0; }
1788 EOF
1789     if compile_prog "" "-lz" ; then
1790         :
1791     else
1792         error_exit "zlib check failed" \
1793             "Make sure to have the zlib libs and headers installed."
1794     fi
1795 fi
1796 LIBS="$LIBS -lz"
1797
1798 ##########################################
1799 # lzo check
1800
1801 if test "$lzo" != "no" ; then
1802     cat > $TMPC << EOF
1803 #include <lzo/lzo1x.h>
1804 int main(void) { lzo_version(); return 0; }
1805 EOF
1806     if compile_prog "" "-llzo2" ; then
1807         libs_softmmu="$libs_softmmu -llzo2"
1808         lzo="yes"
1809     else
1810         if test "$lzo" = "yes"; then
1811             feature_not_found "liblzo2" "Install liblzo2 devel"
1812         fi
1813         lzo="no"
1814     fi
1815 fi
1816
1817 ##########################################
1818 # snappy check
1819
1820 if test "$snappy" != "no" ; then
1821     cat > $TMPC << EOF
1822 #include <snappy-c.h>
1823 int main(void) { snappy_max_compressed_length(4096); return 0; }
1824 EOF
1825     if compile_prog "" "-lsnappy" ; then
1826         libs_softmmu="$libs_softmmu -lsnappy"
1827         snappy="yes"
1828     else
1829         if test "$snappy" = "yes"; then
1830             feature_not_found "libsnappy" "Install libsnappy devel"
1831         fi
1832         snappy="no"
1833     fi
1834 fi
1835
1836 ##########################################
1837 # bzip2 check
1838
1839 if test "$bzip2" != "no" ; then
1840     cat > $TMPC << EOF
1841 #include <bzlib.h>
1842 int main(void) { BZ2_bzlibVersion(); return 0; }
1843 EOF
1844     if compile_prog "" "-lbz2" ; then
1845         bzip2="yes"
1846     else
1847         if test "$bzip2" = "yes"; then
1848             feature_not_found "libbzip2" "Install libbzip2 devel"
1849         fi
1850         bzip2="no"
1851     fi
1852 fi
1853
1854 ##########################################
1855 # libseccomp check
1856
1857 if test "$seccomp" != "no" ; then
1858     if test "$cpu" = "i386" || test "$cpu" = "x86_64" &&
1859         $pkg_config --atleast-version=2.1.1 libseccomp; then
1860         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1861         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1862         seccomp="yes"
1863     else
1864         if test "$seccomp" = "yes"; then
1865             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.1"
1866         fi
1867         seccomp="no"
1868     fi
1869 fi
1870 ##########################################
1871 # xen probe
1872
1873 if test "$xen" != "no" ; then
1874   xen_libs="-lxenstore -lxenctrl -lxenguest"
1875
1876   # First we test whether Xen headers and libraries are available.
1877   # If no, we are done and there is no Xen support.
1878   # If yes, more tests are run to detect the Xen version.
1879
1880   # Xen (any)
1881   cat > $TMPC <<EOF
1882 #include <xenctrl.h>
1883 int main(void) {
1884   return 0;
1885 }
1886 EOF
1887   if ! compile_prog "" "$xen_libs" ; then
1888     # Xen not found
1889     if test "$xen" = "yes" ; then
1890       feature_not_found "xen" "Install xen devel"
1891     fi
1892     xen=no
1893
1894   # Xen unstable
1895   elif
1896       cat > $TMPC <<EOF &&
1897 #include <xenctrl.h>
1898 #include <xenstore.h>
1899 #include <stdint.h>
1900 #include <xen/hvm/hvm_info_table.h>
1901 #if !defined(HVM_MAX_VCPUS)
1902 # error HVM_MAX_VCPUS not defined
1903 #endif
1904 int main(void) {
1905   xc_interface *xc;
1906   xs_daemon_open();
1907   xc = xc_interface_open(0, 0, 0);
1908   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1909   xc_gnttab_open(NULL, 0);
1910   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1911   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1912   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
1913   return 0;
1914 }
1915 EOF
1916       compile_prog "" "$xen_libs"
1917     then
1918     xen_ctrl_version=450
1919     xen=yes
1920
1921   elif
1922       cat > $TMPC <<EOF &&
1923 #include <xenctrl.h>
1924 #include <xenstore.h>
1925 #include <stdint.h>
1926 #include <xen/hvm/hvm_info_table.h>
1927 #if !defined(HVM_MAX_VCPUS)
1928 # error HVM_MAX_VCPUS not defined
1929 #endif
1930 int main(void) {
1931   xc_interface *xc;
1932   xs_daemon_open();
1933   xc = xc_interface_open(0, 0, 0);
1934   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1935   xc_gnttab_open(NULL, 0);
1936   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1937   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1938   return 0;
1939 }
1940 EOF
1941       compile_prog "" "$xen_libs"
1942     then
1943     xen_ctrl_version=420
1944     xen=yes
1945
1946   elif
1947       cat > $TMPC <<EOF &&
1948 #include <xenctrl.h>
1949 #include <xs.h>
1950 #include <stdint.h>
1951 #include <xen/hvm/hvm_info_table.h>
1952 #if !defined(HVM_MAX_VCPUS)
1953 # error HVM_MAX_VCPUS not defined
1954 #endif
1955 int main(void) {
1956   xs_daemon_open();
1957   xc_interface_open(0, 0, 0);
1958   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1959   xc_gnttab_open(NULL, 0);
1960   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1961   return 0;
1962 }
1963 EOF
1964       compile_prog "" "$xen_libs"
1965     then
1966     xen_ctrl_version=410
1967     xen=yes
1968
1969   # Xen 4.0.0
1970   elif
1971       cat > $TMPC <<EOF &&
1972 #include <xenctrl.h>
1973 #include <xs.h>
1974 #include <stdint.h>
1975 #include <xen/hvm/hvm_info_table.h>
1976 #if !defined(HVM_MAX_VCPUS)
1977 # error HVM_MAX_VCPUS not defined
1978 #endif
1979 int main(void) {
1980   struct xen_add_to_physmap xatp = {
1981     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1982   };
1983   xs_daemon_open();
1984   xc_interface_open();
1985   xc_gnttab_open();
1986   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1987   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1988   return 0;
1989 }
1990 EOF
1991       compile_prog "" "$xen_libs"
1992     then
1993     xen_ctrl_version=400
1994     xen=yes
1995
1996   # Xen 3.4.0
1997   elif
1998       cat > $TMPC <<EOF &&
1999 #include <xenctrl.h>
2000 #include <xs.h>
2001 int main(void) {
2002   struct xen_add_to_physmap xatp = {
2003     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
2004   };
2005   xs_daemon_open();
2006   xc_interface_open();
2007   xc_gnttab_open();
2008   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2009   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
2010   return 0;
2011 }
2012 EOF
2013       compile_prog "" "$xen_libs"
2014     then
2015     xen_ctrl_version=340
2016     xen=yes
2017
2018   # Xen 3.3.0
2019   elif
2020       cat > $TMPC <<EOF &&
2021 #include <xenctrl.h>
2022 #include <xs.h>
2023 int main(void) {
2024   xs_daemon_open();
2025   xc_interface_open();
2026   xc_gnttab_open();
2027   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2028   return 0;
2029 }
2030 EOF
2031       compile_prog "" "$xen_libs"
2032     then
2033     xen_ctrl_version=330
2034     xen=yes
2035
2036   # Xen version unsupported
2037   else
2038     if test "$xen" = "yes" ; then
2039       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
2040     fi
2041     xen=no
2042   fi
2043
2044   if test "$xen" = yes; then
2045     libs_softmmu="$xen_libs $libs_softmmu"
2046   fi
2047 fi
2048
2049 if test "$xen_pci_passthrough" != "no"; then
2050   if test "$xen" = "yes" && test "$linux" = "yes" &&
2051     test "$xen_ctrl_version" -ge 340; then
2052     xen_pci_passthrough=yes
2053   else
2054     if test "$xen_pci_passthrough" = "yes"; then
2055       if test "$xen_ctrl_version" -lt 340; then
2056         error_exit "User requested feature Xen PCI Passthrough" \
2057             "This feature does not work with Xen 3.3"
2058       fi
2059       error_exit "User requested feature Xen PCI Passthrough" \
2060           " but this feature requires /sys from Linux"
2061     fi
2062     xen_pci_passthrough=no
2063   fi
2064 fi
2065
2066 ##########################################
2067 # libtool probe
2068
2069 if ! has $libtool; then
2070     libtool=
2071 fi
2072
2073 # MacOSX ships with a libtool which isn't the GNU one; weed this
2074 # out by checking whether libtool supports the --version switch
2075 if test -n "$libtool"; then
2076   if ! "$libtool" --version >/dev/null 2>&1; then
2077     libtool=
2078   fi
2079 fi
2080
2081 ##########################################
2082 # Sparse probe
2083 if test "$sparse" != "no" ; then
2084   if has cgcc; then
2085     sparse=yes
2086   else
2087     if test "$sparse" = "yes" ; then
2088       feature_not_found "sparse" "Install sparse binary"
2089     fi
2090     sparse=no
2091   fi
2092 fi
2093
2094 ##########################################
2095 # X11 probe
2096 x11_cflags=
2097 x11_libs=-lX11
2098 if $pkg_config --exists "x11"; then
2099     x11_cflags=`$pkg_config --cflags x11`
2100     x11_libs=`$pkg_config --libs x11`
2101 fi
2102
2103 ##########################################
2104 # GTK probe
2105
2106 if test "$gtkabi" = ""; then
2107     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2108     # Use 3.0 as a fallback if that is available.
2109     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2110         gtkabi=2.0
2111     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2112         gtkabi=3.0
2113     else
2114         gtkabi=2.0
2115     fi
2116 fi
2117
2118 if test "$gtk" != "no"; then
2119     gtkpackage="gtk+-$gtkabi"
2120     gtkx11package="gtk+-x11-$gtkabi"
2121     if test "$gtkabi" = "3.0" ; then
2122       gtkversion="3.0.0"
2123     else
2124       gtkversion="2.18.0"
2125     fi
2126     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2127         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2128         gtk_libs=`$pkg_config --libs $gtkpackage`
2129         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2130             gtk_cflags="$gtk_cflags $x11_cflags"
2131             gtk_libs="$gtk_libs $x11_libs"
2132         fi
2133         libs_softmmu="$gtk_libs $libs_softmmu"
2134         gtk="yes"
2135     elif test "$gtk" = "yes"; then
2136         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2137     else
2138         gtk="no"
2139     fi
2140 fi
2141
2142 ##########################################
2143 # VTE probe
2144
2145 if test "$vte" != "no"; then
2146     if test "$gtkabi" = "3.0"; then
2147       vtepackage="vte-2.90"
2148       vteversion="0.32.0"
2149     else
2150       vtepackage="vte"
2151       vteversion="0.24.0"
2152     fi
2153     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2154         vte_cflags=`$pkg_config --cflags $vtepackage`
2155         vte_libs=`$pkg_config --libs $vtepackage`
2156         libs_softmmu="$vte_libs $libs_softmmu"
2157         vte="yes"
2158     elif test "$vte" = "yes"; then
2159         if test "$gtkabi" = "3.0"; then
2160             feature_not_found "vte" "Install libvte-2.90 devel"
2161         else
2162             feature_not_found "vte" "Install libvte devel"
2163         fi
2164     else
2165         vte="no"
2166     fi
2167 fi
2168
2169 ##########################################
2170 # SDL probe
2171
2172 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2173 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2174
2175 if test $sdlabi = "2.0"; then
2176     sdl_config=$sdl2_config
2177     sdlname=sdl2
2178     sdlconfigname=sdl2_config
2179 else
2180     sdlname=sdl
2181     sdlconfigname=sdl_config
2182 fi
2183
2184 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2185   sdl_config=$sdlconfigname
2186 fi
2187
2188 if $pkg_config $sdlname --exists; then
2189   sdlconfig="$pkg_config $sdlname"
2190   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2191 elif has ${sdl_config}; then
2192   sdlconfig="$sdl_config"
2193   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2194 else
2195   if test "$sdl" = "yes" ; then
2196     feature_not_found "sdl" "Install SDL devel"
2197   fi
2198   sdl=no
2199 fi
2200 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2201   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2202 fi
2203
2204 sdl_too_old=no
2205 if test "$sdl" != "no" ; then
2206   cat > $TMPC << EOF
2207 #include <SDL.h>
2208 #undef main /* We don't want SDL to override our main() */
2209 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2210 EOF
2211   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2212   if test "$static" = "yes" ; then
2213     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2214   else
2215     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2216   fi
2217   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2218     if test "$_sdlversion" -lt 121 ; then
2219       sdl_too_old=yes
2220     else
2221       if test "$cocoa" = "no" ; then
2222         sdl=yes
2223       fi
2224     fi
2225
2226     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2227     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2228       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2229          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2230          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2231       fi
2232       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2233         :
2234       else
2235         sdl=no
2236       fi
2237     fi # static link
2238   else # sdl not found
2239     if test "$sdl" = "yes" ; then
2240       feature_not_found "sdl" "Install SDL devel"
2241     fi
2242     sdl=no
2243   fi # sdl compile test
2244 fi
2245
2246 if test "$sdl" = "yes" ; then
2247   cat > $TMPC <<EOF
2248 #include <SDL.h>
2249 #if defined(SDL_VIDEO_DRIVER_X11)
2250 #include <X11/XKBlib.h>
2251 #else
2252 #error No x11 support
2253 #endif
2254 int main(void) { return 0; }
2255 EOF
2256   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2257     sdl_cflags="$sdl_cflags $x11_cflags"
2258     sdl_libs="$sdl_libs $x11_libs"
2259   fi
2260   libs_softmmu="$sdl_libs $libs_softmmu"
2261 fi
2262
2263 ##########################################
2264 # RDMA needs OpenFabrics libraries
2265 if test "$rdma" != "no" ; then
2266   cat > $TMPC <<EOF
2267 #include <rdma/rdma_cma.h>
2268 int main(void) { return 0; }
2269 EOF
2270   rdma_libs="-lrdmacm -libverbs"
2271   if compile_prog "" "$rdma_libs" ; then
2272     rdma="yes"
2273     libs_softmmu="$libs_softmmu $rdma_libs"
2274   else
2275     if test "$rdma" = "yes" ; then
2276         error_exit \
2277             " OpenFabrics librdmacm/libibverbs not present." \
2278             " Your options:" \
2279             "  (1) Fast: Install infiniband packages from your distro." \
2280             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2281             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2282     fi
2283     rdma="no"
2284   fi
2285 fi
2286
2287 ##########################################
2288 # VNC TLS/WS detection
2289 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2290   cat > $TMPC <<EOF
2291 #include <gnutls/gnutls.h>
2292 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2293 EOF
2294   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2295   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2296   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2297     if test "$vnc_tls" != "no" ; then
2298       vnc_tls=yes
2299     fi
2300     if test "$vnc_ws" != "no" ; then
2301       vnc_ws=yes
2302     fi
2303     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2304     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2305   else
2306     if test "$vnc_tls" = "yes" ; then
2307       feature_not_found "vnc-tls" "Install gnutls devel"
2308     fi
2309     if test "$vnc_ws" = "yes" ; then
2310       feature_not_found "vnc-ws" "Install gnutls devel"
2311     fi
2312     vnc_tls=no
2313     vnc_ws=no
2314   fi
2315 fi
2316
2317 ##########################################
2318 # Quorum probe (check for gnutls)
2319 if test "$quorum" != "no" ; then
2320 cat > $TMPC <<EOF
2321 #include <gnutls/gnutls.h>
2322 #include <gnutls/crypto.h>
2323 int main(void) {char data[4096], digest[32];
2324 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2325 return 0;
2326 }
2327 EOF
2328 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2329 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2330 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2331   qcow_tls=yes
2332   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2333   libs_tools="$quorum_tls_libs $libs_softmmu"
2334   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2335   quorum="yes"
2336 else
2337   if test "$quorum" = "yes"; then
2338     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2339   fi
2340   quorum="no"
2341 fi
2342 fi
2343
2344 ##########################################
2345 # VNC SASL detection
2346 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2347   cat > $TMPC <<EOF
2348 #include <sasl/sasl.h>
2349 #include <stdio.h>
2350 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2351 EOF
2352   # Assuming Cyrus-SASL installed in /usr prefix
2353   vnc_sasl_cflags=""
2354   vnc_sasl_libs="-lsasl2"
2355   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2356     vnc_sasl=yes
2357     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2358     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2359   else
2360     if test "$vnc_sasl" = "yes" ; then
2361       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2362     fi
2363     vnc_sasl=no
2364   fi
2365 fi
2366
2367 ##########################################
2368 # VNC JPEG detection
2369 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2370 cat > $TMPC <<EOF
2371 #include <stdio.h>
2372 #include <jpeglib.h>
2373 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2374 EOF
2375     vnc_jpeg_cflags=""
2376     vnc_jpeg_libs="-ljpeg"
2377   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2378     vnc_jpeg=yes
2379     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2380     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2381   else
2382     if test "$vnc_jpeg" = "yes" ; then
2383       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2384     fi
2385     vnc_jpeg=no
2386   fi
2387 fi
2388
2389 ##########################################
2390 # VNC PNG detection
2391 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2392 cat > $TMPC <<EOF
2393 //#include <stdio.h>
2394 #include <png.h>
2395 #include <stddef.h>
2396 int main(void) {
2397     png_structp png_ptr;
2398     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2399     return png_ptr != 0;
2400 }
2401 EOF
2402   if $pkg_config libpng --exists; then
2403     vnc_png_cflags=`$pkg_config libpng --cflags`
2404     vnc_png_libs=`$pkg_config libpng --libs`
2405   else
2406     vnc_png_cflags=""
2407     vnc_png_libs="-lpng"
2408   fi
2409   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2410     vnc_png=yes
2411     libs_softmmu="$vnc_png_libs $libs_softmmu"
2412     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2413   else
2414     if test "$vnc_png" = "yes" ; then
2415       feature_not_found "vnc-png" "Install libpng devel"
2416     fi
2417     vnc_png=no
2418   fi
2419 fi
2420
2421 ##########################################
2422 # fnmatch() probe, used for ACL routines
2423 fnmatch="no"
2424 cat > $TMPC << EOF
2425 #include <fnmatch.h>
2426 int main(void)
2427 {
2428     fnmatch("foo", "foo", 0);
2429     return 0;
2430 }
2431 EOF
2432 if compile_prog "" "" ; then
2433    fnmatch="yes"
2434 fi
2435
2436 ##########################################
2437 # uuid_generate() probe, used for vdi block driver
2438 # Note that on some systems (notably MacOSX) no extra library
2439 # need be linked to get the uuid functions.
2440 if test "$uuid" != "no" ; then
2441   uuid_libs="-luuid"
2442   cat > $TMPC << EOF
2443 #include <uuid/uuid.h>
2444 int main(void)
2445 {
2446     uuid_t my_uuid;
2447     uuid_generate(my_uuid);
2448     return 0;
2449 }
2450 EOF
2451   if compile_prog "" "" ; then
2452     uuid="yes"
2453   elif compile_prog "" "$uuid_libs" ; then
2454     uuid="yes"
2455     libs_softmmu="$uuid_libs $libs_softmmu"
2456     libs_tools="$uuid_libs $libs_tools"
2457   else
2458     if test "$uuid" = "yes" ; then
2459       feature_not_found "uuid" "Install libuuid devel"
2460     fi
2461     uuid=no
2462   fi
2463 fi
2464
2465 if test "$vhdx" = "yes" ; then
2466     if test "$uuid" = "no" ; then
2467         error_exit "uuid required for VHDX support"
2468     fi
2469 elif test "$vhdx" != "no" ; then
2470     if test "$uuid" = "yes" ; then
2471         vhdx=yes
2472     else
2473         vhdx=no
2474     fi
2475 fi
2476
2477 ##########################################
2478 # xfsctl() probe, used for raw-posix
2479 if test "$xfs" != "no" ; then
2480   cat > $TMPC << EOF
2481 #include <stddef.h>  /* NULL */
2482 #include <xfs/xfs.h>
2483 int main(void)
2484 {
2485     xfsctl(NULL, 0, 0, NULL);
2486     return 0;
2487 }
2488 EOF
2489   if compile_prog "" "" ; then
2490     xfs="yes"
2491   else
2492     if test "$xfs" = "yes" ; then
2493       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2494     fi
2495     xfs=no
2496   fi
2497 fi
2498
2499 ##########################################
2500 # vde libraries probe
2501 if test "$vde" != "no" ; then
2502   vde_libs="-lvdeplug"
2503   cat > $TMPC << EOF
2504 #include <libvdeplug.h>
2505 int main(void)
2506 {
2507     struct vde_open_args a = {0, 0, 0};
2508     char s[] = "";
2509     vde_open(s, s, &a);
2510     return 0;
2511 }
2512 EOF
2513   if compile_prog "" "$vde_libs" ; then
2514     vde=yes
2515     libs_softmmu="$vde_libs $libs_softmmu"
2516     libs_tools="$vde_libs $libs_tools"
2517   else
2518     if test "$vde" = "yes" ; then
2519       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2520     fi
2521     vde=no
2522   fi
2523 fi
2524
2525 ##########################################
2526 # netmap support probe
2527 # Apart from looking for netmap headers, we make sure that the host API version
2528 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2529 # a minor/major version number. Minor new features will be marked with values up
2530 # to 15, and if something happens that requires a change to the backend we will
2531 # move above 15, submit the backend fixes and modify this two bounds.
2532 if test "$netmap" != "no" ; then
2533   cat > $TMPC << EOF
2534 #include <inttypes.h>
2535 #include <net/if.h>
2536 #include <net/netmap.h>
2537 #include <net/netmap_user.h>
2538 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2539 #error
2540 #endif
2541 int main(void) { return 0; }
2542 EOF
2543   if compile_prog "" "" ; then
2544     netmap=yes
2545   else
2546     if test "$netmap" = "yes" ; then
2547       feature_not_found "netmap"
2548     fi
2549     netmap=no
2550   fi
2551 fi
2552
2553 ##########################################
2554 # libcap-ng library probe
2555 if test "$cap_ng" != "no" ; then
2556   cap_libs="-lcap-ng"
2557   cat > $TMPC << EOF
2558 #include <cap-ng.h>
2559 int main(void)
2560 {
2561     capng_capability_to_name(CAPNG_EFFECTIVE);
2562     return 0;
2563 }
2564 EOF
2565   if compile_prog "" "$cap_libs" ; then
2566     cap_ng=yes
2567     libs_tools="$cap_libs $libs_tools"
2568   else
2569     if test "$cap_ng" = "yes" ; then
2570       feature_not_found "cap_ng" "Install libcap-ng devel"
2571     fi
2572     cap_ng=no
2573   fi
2574 fi
2575
2576 ##########################################
2577 # Sound support libraries probe
2578
2579 audio_drv_probe()
2580 {
2581     drv=$1
2582     hdr=$2
2583     lib=$3
2584     exp=$4
2585     cfl=$5
2586         cat > $TMPC << EOF
2587 #include <$hdr>
2588 int main(void) { $exp }
2589 EOF
2590     if compile_prog "$cfl" "$lib" ; then
2591         :
2592     else
2593         error_exit "$drv check failed" \
2594             "Make sure to have the $drv libs and headers installed."
2595     fi
2596 }
2597
2598 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2599 for drv in $audio_drv_list; do
2600     case $drv in
2601     alsa)
2602     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2603         "return snd_pcm_close((snd_pcm_t *)0);"
2604     libs_softmmu="-lasound $libs_softmmu"
2605     ;;
2606
2607     fmod)
2608     if test -z $fmod_lib || test -z $fmod_inc; then
2609         error_exit "You must specify path to FMOD library and headers" \
2610             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2611     fi
2612     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2613     libs_softmmu="$fmod_lib $libs_softmmu"
2614     ;;
2615
2616     esd)
2617     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2618     libs_softmmu="-lesd $libs_softmmu"
2619     audio_pt_int="yes"
2620     ;;
2621
2622     pa)
2623     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2624         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2625     libs_softmmu="-lpulse $libs_softmmu"
2626     audio_pt_int="yes"
2627     ;;
2628
2629     coreaudio)
2630       libs_softmmu="-framework CoreAudio $libs_softmmu"
2631     ;;
2632
2633     dsound)
2634       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2635       audio_win_int="yes"
2636     ;;
2637
2638     oss)
2639       libs_softmmu="$oss_lib $libs_softmmu"
2640     ;;
2641
2642     sdl|wav)
2643     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2644     ;;
2645
2646     winwave)
2647       libs_softmmu="-lwinmm $libs_softmmu"
2648       audio_win_int="yes"
2649     ;;
2650
2651     *)
2652     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2653         error_exit "Unknown driver '$drv' selected" \
2654             "Possible drivers are: $audio_possible_drivers"
2655     }
2656     ;;
2657     esac
2658 done
2659
2660 ##########################################
2661 # BrlAPI probe
2662
2663 if test "$brlapi" != "no" ; then
2664   brlapi_libs="-lbrlapi"
2665   cat > $TMPC << EOF
2666 #include <brlapi.h>
2667 #include <stddef.h>
2668 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2669 EOF
2670   if compile_prog "" "$brlapi_libs" ; then
2671     brlapi=yes
2672     libs_softmmu="$brlapi_libs $libs_softmmu"
2673   else
2674     if test "$brlapi" = "yes" ; then
2675       feature_not_found "brlapi" "Install brlapi devel"
2676     fi
2677     brlapi=no
2678   fi
2679 fi
2680
2681 ##########################################
2682 # curses probe
2683 if test "$curses" != "no" ; then
2684   if test "$mingw32" = "yes" ; then
2685     curses_list="-lpdcurses"
2686   else
2687     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2688   fi
2689   curses_found=no
2690   cat > $TMPC << EOF
2691 #include <curses.h>
2692 int main(void) {
2693   const char *s = curses_version();
2694   resize_term(0, 0);
2695   return s != 0;
2696 }
2697 EOF
2698   IFS=:
2699   for curses_lib in $curses_list; do
2700     unset IFS
2701     if compile_prog "" "$curses_lib" ; then
2702       curses_found=yes
2703       libs_softmmu="$curses_lib $libs_softmmu"
2704       break
2705     fi
2706   done
2707   unset IFS
2708   if test "$curses_found" = "yes" ; then
2709     curses=yes
2710   else
2711     if test "$curses" = "yes" ; then
2712       feature_not_found "curses" "Install ncurses devel"
2713     fi
2714     curses=no
2715   fi
2716 fi
2717
2718 ##########################################
2719 # curl probe
2720 if test "$curl" != "no" ; then
2721   if $pkg_config libcurl --exists; then
2722     curlconfig="$pkg_config libcurl"
2723   else
2724     curlconfig=curl-config
2725   fi
2726   cat > $TMPC << EOF
2727 #include <curl/curl.h>
2728 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2729 EOF
2730   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2731   curl_libs=`$curlconfig --libs 2>/dev/null`
2732   if compile_prog "$curl_cflags" "$curl_libs" ; then
2733     curl=yes
2734   else
2735     if test "$curl" = "yes" ; then
2736       feature_not_found "curl" "Install libcurl devel"
2737     fi
2738     curl=no
2739   fi
2740 fi # test "$curl"
2741
2742 ##########################################
2743 # bluez support probe
2744 if test "$bluez" != "no" ; then
2745   cat > $TMPC << EOF
2746 #include <bluetooth/bluetooth.h>
2747 int main(void) { return bt_error(0); }
2748 EOF
2749   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2750   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2751   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2752     bluez=yes
2753     libs_softmmu="$bluez_libs $libs_softmmu"
2754   else
2755     if test "$bluez" = "yes" ; then
2756       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2757     fi
2758     bluez="no"
2759   fi
2760 fi
2761
2762 ##########################################
2763 # glib support probe
2764
2765 if test "$mingw32" = yes; then
2766     # g_poll is required in order to integrate with the glib main loop.
2767     glib_req_ver=2.20
2768 else
2769     glib_req_ver=2.12
2770 fi
2771 glib_modules=gthread-2.0
2772 if test "$modules" = yes; then
2773     glib_modules="$glib_modules gmodule-2.0"
2774 fi
2775
2776 for i in $glib_modules; do
2777     if $pkg_config --atleast-version=$glib_req_ver $i; then
2778         glib_cflags=`$pkg_config --cflags $i`
2779         glib_libs=`$pkg_config --libs $i`
2780         CFLAGS="$glib_cflags $CFLAGS"
2781         LIBS="$glib_libs $LIBS"
2782         libs_qga="$glib_libs $libs_qga"
2783     else
2784         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2785     fi
2786 done
2787
2788 # g_test_trap_subprocess added in 2.38. Used by some tests.
2789 glib_subprocess=yes
2790 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2791     glib_subprocess=no
2792 fi
2793
2794 ##########################################
2795 # SHA command probe for modules
2796 if test "$modules" = yes; then
2797     shacmd_probe="sha1sum sha1 shasum"
2798     for c in $shacmd_probe; do
2799         if has $c; then
2800             shacmd="$c"
2801             break
2802         fi
2803     done
2804     if test "$shacmd" = ""; then
2805         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2806     fi
2807 fi
2808
2809 ##########################################
2810 # pixman support probe
2811
2812 if test "$pixman" = ""; then
2813   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2814     pixman="none"
2815   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2816     pixman="system"
2817   else
2818     pixman="internal"
2819   fi
2820 fi
2821 if test "$pixman" = "none"; then
2822   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2823     error_exit "pixman disabled but system emulation or tools build" \
2824         "enabled.  You can turn off pixman only if you also" \
2825         "disable all system emulation targets and the tools" \
2826         "build with '--disable-tools --disable-system'."
2827   fi
2828   pixman_cflags=
2829   pixman_libs=
2830 elif test "$pixman" = "system"; then
2831   # pixman version has been checked above
2832   pixman_cflags=`$pkg_config --cflags pixman-1`
2833   pixman_libs=`$pkg_config --libs pixman-1`
2834 else
2835   if test ! -d ${source_path}/pixman/pixman; then
2836     error_exit "pixman >= 0.21.8 not present. Your options:" \
2837         "  (1) Preferred: Install the pixman devel package (any recent" \
2838         "      distro should have packages as Xorg needs pixman too)." \
2839         "  (2) Fetch the pixman submodule, using:" \
2840         "      git submodule update --init pixman"
2841   fi
2842   mkdir -p pixman/pixman
2843   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2844   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2845 fi
2846
2847 ##########################################
2848 # libcap probe
2849
2850 if test "$cap" != "no" ; then
2851   cat > $TMPC <<EOF
2852 #include <stdio.h>
2853 #include <sys/capability.h>
2854 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2855 EOF
2856   if compile_prog "" "-lcap" ; then
2857     cap=yes
2858   else
2859     cap=no
2860   fi
2861 fi
2862
2863 ##########################################
2864 # pthread probe
2865 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2866
2867 pthread=no
2868 cat > $TMPC << EOF
2869 #include <pthread.h>
2870 static void *f(void *p) { return NULL; }
2871 int main(void) {
2872   pthread_t thread;
2873   pthread_create(&thread, 0, f, 0);
2874   return 0;
2875 }
2876 EOF
2877 if compile_prog "" "" ; then
2878   pthread=yes
2879 else
2880   for pthread_lib in $PTHREADLIBS_LIST; do
2881     if compile_prog "" "$pthread_lib" ; then
2882       pthread=yes
2883       found=no
2884       for lib_entry in $LIBS; do
2885         if test "$lib_entry" = "$pthread_lib"; then
2886           found=yes
2887           break
2888         fi
2889       done
2890       if test "$found" = "no"; then
2891         LIBS="$pthread_lib $LIBS"
2892       fi
2893       break
2894     fi
2895   done
2896 fi
2897
2898 if test "$mingw32" != yes -a "$pthread" = no; then
2899   error_exit "pthread check failed" \
2900       "Make sure to have the pthread libs and headers installed."
2901 fi
2902
2903 # check for pthread_setname_np
2904 pthread_setname_np=no
2905 cat > $TMPC << EOF
2906 #include <pthread.h>
2907
2908 static void *f(void *p) { return NULL; }
2909 int main(void)
2910 {
2911     pthread_t thread;
2912     pthread_create(&thread, 0, f, 0);
2913     pthread_setname_np(thread, "QEMU");
2914     return 0;
2915 }
2916 EOF
2917 if compile_prog "" "$pthread_lib" ; then
2918   pthread_setname_np=yes
2919 fi
2920
2921 ##########################################
2922 # rbd probe
2923 if test "$rbd" != "no" ; then
2924   cat > $TMPC <<EOF
2925 #include <stdio.h>
2926 #include <rbd/librbd.h>
2927 int main(void) {
2928     rados_t cluster;
2929     rados_create(&cluster, NULL);
2930     return 0;
2931 }
2932 EOF
2933   rbd_libs="-lrbd -lrados"
2934   if compile_prog "" "$rbd_libs" ; then
2935     rbd=yes
2936   else
2937     if test "$rbd" = "yes" ; then
2938       feature_not_found "rados block device" "Install librbd/ceph devel"
2939     fi
2940     rbd=no
2941   fi
2942 fi
2943
2944 ##########################################
2945 # libssh2 probe
2946 min_libssh2_version=1.2.8
2947 if test "$libssh2" != "no" ; then
2948   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2949     libssh2_cflags=`$pkg_config libssh2 --cflags`
2950     libssh2_libs=`$pkg_config libssh2 --libs`
2951     libssh2=yes
2952   else
2953     if test "$libssh2" = "yes" ; then
2954       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2955     fi
2956     libssh2=no
2957   fi
2958 fi
2959
2960 ##########################################
2961 # libssh2_sftp_fsync probe
2962
2963 if test "$libssh2" = "yes"; then
2964   cat > $TMPC <<EOF
2965 #include <stdio.h>
2966 #include <libssh2.h>
2967 #include <libssh2_sftp.h>
2968 int main(void) {
2969     LIBSSH2_SESSION *session;
2970     LIBSSH2_SFTP *sftp;
2971     LIBSSH2_SFTP_HANDLE *sftp_handle;
2972     session = libssh2_session_init ();
2973     sftp = libssh2_sftp_init (session);
2974     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2975     libssh2_sftp_fsync (sftp_handle);
2976     return 0;
2977 }
2978 EOF
2979   # libssh2_cflags/libssh2_libs defined in previous test.
2980   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2981     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2982   fi
2983 fi
2984
2985 ##########################################
2986 # linux-aio probe
2987
2988 if test "$linux_aio" != "no" ; then
2989   cat > $TMPC <<EOF
2990 #include <libaio.h>
2991 #include <sys/eventfd.h>
2992 #include <stddef.h>
2993 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2994 EOF
2995   if compile_prog "" "-laio" ; then
2996     linux_aio=yes
2997   else
2998     if test "$linux_aio" = "yes" ; then
2999       feature_not_found "linux AIO" "Install libaio devel"
3000     fi
3001     linux_aio=no
3002   fi
3003 fi
3004
3005 ##########################################
3006 # TPM passthrough is only on x86 Linux
3007
3008 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3009   tpm_passthrough=$tpm
3010 else
3011   tpm_passthrough=no
3012 fi
3013
3014 ##########################################
3015 # attr probe
3016
3017 if test "$attr" != "no" ; then
3018   cat > $TMPC <<EOF
3019 #include <stdio.h>
3020 #include <sys/types.h>
3021 #ifdef CONFIG_LIBATTR
3022 #include <attr/xattr.h>
3023 #else
3024 #include <sys/xattr.h>
3025 #endif
3026 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3027 EOF
3028   if compile_prog "" "" ; then
3029     attr=yes
3030   # Older distros have <attr/xattr.h>, and need -lattr:
3031   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3032     attr=yes
3033     LIBS="-lattr $LIBS"
3034     libattr=yes
3035   else
3036     if test "$attr" = "yes" ; then
3037       feature_not_found "ATTR" "Install libc6 or libattr devel"
3038     fi
3039     attr=no
3040   fi
3041 fi
3042
3043 ##########################################
3044 # iovec probe
3045 cat > $TMPC <<EOF
3046 #include <sys/types.h>
3047 #include <sys/uio.h>
3048 #include <unistd.h>
3049 int main(void) { return sizeof(struct iovec); }
3050 EOF
3051 iovec=no
3052 if compile_prog "" "" ; then
3053   iovec=yes
3054 fi
3055
3056 ##########################################
3057 # preadv probe
3058 cat > $TMPC <<EOF
3059 #include <sys/types.h>
3060 #include <sys/uio.h>
3061 #include <unistd.h>
3062 int main(void) { return preadv(0, 0, 0, 0); }
3063 EOF
3064 preadv=no
3065 if compile_prog "" "" ; then
3066   preadv=yes
3067 fi
3068
3069 ##########################################
3070 # fdt probe
3071 # fdt support is mandatory for at least some target architectures,
3072 # so insist on it if we're building those system emulators.
3073 fdt_required=no
3074 for target in $target_list; do
3075   case $target in
3076     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3077       fdt_required=yes
3078     ;;
3079   esac
3080 done
3081
3082 if test "$fdt_required" = "yes"; then
3083   if test "$fdt" = "no"; then
3084     error_exit "fdt disabled but some requested targets require it." \
3085       "You can turn off fdt only if you also disable all the system emulation" \
3086       "targets which need it (by specifying a cut down --target-list)."
3087   fi
3088   fdt=yes
3089 fi
3090
3091 if test "$fdt" != "no" ; then
3092   fdt_libs="-lfdt"
3093   # explicitly check for libfdt_env.h as it is missing in some stable installs
3094   cat > $TMPC << EOF
3095 #include <libfdt_env.h>
3096 int main(void) { return 0; }
3097 EOF
3098   if compile_prog "" "$fdt_libs" ; then
3099     # system DTC is good - use it
3100     fdt=yes
3101   elif test -d ${source_path}/dtc/libfdt ; then
3102     # have submodule DTC - use it
3103     fdt=yes
3104     dtc_internal="yes"
3105     mkdir -p dtc
3106     if [ "$pwd_is_source_path" != "y" ] ; then
3107        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3108        symlink "$source_path/dtc/scripts" "dtc/scripts"
3109     fi
3110     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3111     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3112   elif test "$fdt" = "yes" ; then
3113     # have neither and want - prompt for system/submodule install
3114     error_exit "DTC (libfdt) not present. Your options:" \
3115         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3116         "  (2) Fetch the DTC submodule, using:" \
3117         "      git submodule update --init dtc"
3118   else
3119     # don't have and don't want
3120     fdt_libs=
3121     fdt=no
3122   fi
3123 fi
3124
3125 libs_softmmu="$libs_softmmu $fdt_libs"
3126
3127 ##########################################
3128 # opengl probe (for sdl2, milkymist-tmu2)
3129
3130 # GLX probe, used by milkymist-tmu2
3131 # this is temporary, code will be switched to egl mid-term.
3132 cat > $TMPC << EOF
3133 #include <X11/Xlib.h>
3134 #include <GL/gl.h>
3135 #include <GL/glx.h>
3136 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3137 EOF
3138 if compile_prog "" "-lGL -lX11" ; then
3139   have_glx=yes
3140 else
3141   have_glx=no
3142 fi
3143
3144 if test "$opengl" != "no" ; then
3145   opengl_pkgs="gl"
3146   if $pkg_config $opengl_pkgs x11 && test "$have_glx" = "yes"; then
3147     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3148     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3149     opengl=yes
3150   else
3151     if test "$opengl" = "yes" ; then
3152       feature_not_found "opengl" "Install GL devel (e.g. MESA)"
3153     fi
3154     opengl_cflags=""
3155     opengl_libs=""
3156     opengl=no
3157   fi
3158 fi
3159
3160
3161 ##########################################
3162 # archipelago probe
3163 if test "$archipelago" != "no" ; then
3164     cat > $TMPC <<EOF
3165 #include <stdio.h>
3166 #include <xseg/xseg.h>
3167 #include <xseg/protocol.h>
3168 int main(void) {
3169     xseg_initialize();
3170     return 0;
3171 }
3172 EOF
3173     archipelago_libs=-lxseg
3174     if compile_prog "" "$archipelago_libs"; then
3175         archipelago="yes"
3176         libs_tools="$archipelago_libs $libs_tools"
3177         libs_softmmu="$archipelago_libs $libs_softmmu"
3178
3179         echo "WARNING: Please check the licenses of QEMU and libxseg carefully."
3180         echo "GPLv3 versions of libxseg may not be compatible with QEMU's"
3181         echo "license and therefore prevent redistribution."
3182         echo
3183         echo "To disable Archipelago, use --disable-archipelago"
3184     else
3185       if test "$archipelago" = "yes" ; then
3186         feature_not_found "Archipelago backend support" "Install libxseg devel"
3187       fi
3188       archipelago="no"
3189     fi
3190 fi
3191
3192
3193 ##########################################
3194 # glusterfs probe
3195 if test "$glusterfs" != "no" ; then
3196   if $pkg_config --atleast-version=3 glusterfs-api; then
3197     glusterfs="yes"
3198     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3199     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3200     if $pkg_config --atleast-version=5 glusterfs-api; then
3201       glusterfs_discard="yes"
3202     fi
3203     if $pkg_config --atleast-version=6 glusterfs-api; then
3204       glusterfs_zerofill="yes"
3205     fi
3206   else
3207     if test "$glusterfs" = "yes" ; then
3208       feature_not_found "GlusterFS backend support" \
3209           "Install glusterfs-api devel >= 3"
3210     fi
3211     glusterfs="no"
3212   fi
3213 fi
3214
3215 # Check for inotify functions when we are building linux-user
3216 # emulator.  This is done because older glibc versions don't
3217 # have syscall stubs for these implemented.  In that case we
3218 # don't provide them even if kernel supports them.
3219 #
3220 inotify=no
3221 cat > $TMPC << EOF
3222 #include <sys/inotify.h>
3223
3224 int
3225 main(void)
3226 {
3227         /* try to start inotify */
3228         return inotify_init();
3229 }
3230 EOF
3231 if compile_prog "" "" ; then
3232   inotify=yes
3233 fi
3234
3235 inotify1=no
3236 cat > $TMPC << EOF
3237 #include <sys/inotify.h>
3238
3239 int
3240 main(void)
3241 {
3242     /* try to start inotify */
3243     return inotify_init1(0);
3244 }
3245 EOF
3246 if compile_prog "" "" ; then
3247   inotify1=yes
3248 fi
3249
3250 # check if utimensat and futimens are supported
3251 utimens=no
3252 cat > $TMPC << EOF
3253 #define _ATFILE_SOURCE
3254 #include <stddef.h>
3255 #include <fcntl.h>
3256 #include <sys/stat.h>
3257
3258 int main(void)
3259 {
3260     utimensat(AT_FDCWD, "foo", NULL, 0);
3261     futimens(0, NULL);
3262     return 0;
3263 }
3264 EOF
3265 if compile_prog "" "" ; then
3266   utimens=yes
3267 fi
3268
3269 # check if pipe2 is there
3270 pipe2=no
3271 cat > $TMPC << EOF
3272 #include <unistd.h>
3273 #include <fcntl.h>
3274
3275 int main(void)
3276 {
3277     int pipefd[2];
3278     return pipe2(pipefd, O_CLOEXEC);
3279 }
3280 EOF
3281 if compile_prog "" "" ; then
3282   pipe2=yes
3283 fi
3284
3285 # check if accept4 is there
3286 accept4=no
3287 cat > $TMPC << EOF
3288 #include <sys/socket.h>
3289 #include <stddef.h>
3290
3291 int main(void)
3292 {
3293     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3294     return 0;
3295 }
3296 EOF
3297 if compile_prog "" "" ; then
3298   accept4=yes
3299 fi
3300
3301 # check if tee/splice is there. vmsplice was added same time.
3302 splice=no
3303 cat > $TMPC << EOF
3304 #include <unistd.h>
3305 #include <fcntl.h>
3306 #include <limits.h>
3307
3308 int main(void)
3309 {
3310     int len, fd = 0;
3311     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3312     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3313     return 0;
3314 }
3315 EOF
3316 if compile_prog "" "" ; then
3317   splice=yes
3318 fi
3319
3320 ##########################################
3321 # libnuma probe
3322
3323 if test "$numa" != "no" ; then
3324   cat > $TMPC << EOF
3325 #include <numa.h>
3326 int main(void) { return numa_available(); }
3327 EOF
3328
3329   if compile_prog "" "-lnuma" ; then
3330     numa=yes
3331     libs_softmmu="-lnuma $libs_softmmu"
3332   else
3333     if test "$numa" = "yes" ; then
3334       feature_not_found "numa" "install numactl devel"
3335     fi
3336     numa=no
3337   fi
3338 fi
3339
3340 ##########################################
3341 # tcmalloc probe
3342
3343 if test "$tcmalloc" = "yes" ; then
3344   cat > $TMPC << EOF
3345 #include <stdlib.h>
3346 int main(void) { malloc(1); return 0; }
3347 EOF
3348
3349   if compile_prog "" "-ltcmalloc" ; then
3350     LIBS="-ltcmalloc $LIBS"
3351   else
3352     feature_not_found "tcmalloc" "install gperftools devel"
3353   fi
3354 fi
3355
3356 ##########################################
3357 # signalfd probe
3358 signalfd="no"
3359 cat > $TMPC << EOF
3360 #include <unistd.h>
3361 #include <sys/syscall.h>
3362 #include <signal.h>
3363 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3364 EOF
3365
3366 if compile_prog "" "" ; then
3367   signalfd=yes
3368 fi
3369
3370 # check if eventfd is supported
3371 eventfd=no
3372 cat > $TMPC << EOF
3373 #include <sys/eventfd.h>
3374
3375 int main(void)
3376 {
3377     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3378 }
3379 EOF
3380 if compile_prog "" "" ; then
3381   eventfd=yes
3382 fi
3383
3384 # check for fallocate
3385 fallocate=no
3386 cat > $TMPC << EOF
3387 #include <fcntl.h>
3388
3389 int main(void)
3390 {
3391     fallocate(0, 0, 0, 0);
3392     return 0;
3393 }
3394 EOF
3395 if compile_prog "" "" ; then
3396   fallocate=yes
3397 fi
3398
3399 # check for fallocate hole punching
3400 fallocate_punch_hole=no
3401 cat > $TMPC << EOF
3402 #include <fcntl.h>
3403 #include <linux/falloc.h>
3404
3405 int main(void)
3406 {
3407     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3408     return 0;
3409 }
3410 EOF
3411 if compile_prog "" "" ; then
3412   fallocate_punch_hole=yes
3413 fi
3414
3415 # check that fallocate supports range zeroing inside the file
3416 fallocate_zero_range=no
3417 cat > $TMPC << EOF
3418 #include <fcntl.h>
3419 #include <linux/falloc.h>
3420
3421 int main(void)
3422 {
3423     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3424     return 0;
3425 }
3426 EOF
3427 if compile_prog "" "" ; then
3428   fallocate_zero_range=yes
3429 fi
3430
3431 # check for posix_fallocate
3432 posix_fallocate=no
3433 cat > $TMPC << EOF
3434 #include <fcntl.h>
3435
3436 int main(void)
3437 {
3438     posix_fallocate(0, 0, 0);
3439     return 0;
3440 }
3441 EOF
3442 if compile_prog "" "" ; then
3443     posix_fallocate=yes
3444 fi
3445
3446 # check for sync_file_range
3447 sync_file_range=no
3448 cat > $TMPC << EOF
3449 #include <fcntl.h>
3450
3451 int main(void)
3452 {
3453     sync_file_range(0, 0, 0, 0);
3454     return 0;
3455 }
3456 EOF
3457 if compile_prog "" "" ; then
3458   sync_file_range=yes
3459 fi
3460
3461 # check for linux/fiemap.h and FS_IOC_FIEMAP
3462 fiemap=no
3463 cat > $TMPC << EOF
3464 #include <sys/ioctl.h>
3465 #include <linux/fs.h>
3466 #include <linux/fiemap.h>
3467
3468 int main(void)
3469 {
3470     ioctl(0, FS_IOC_FIEMAP, 0);
3471     return 0;
3472 }
3473 EOF
3474 if compile_prog "" "" ; then
3475   fiemap=yes
3476 fi
3477
3478 # check for dup3
3479 dup3=no
3480 cat > $TMPC << EOF
3481 #include <unistd.h>
3482
3483 int main(void)
3484 {
3485     dup3(0, 0, 0);
3486     return 0;
3487 }
3488 EOF
3489 if compile_prog "" "" ; then
3490   dup3=yes
3491 fi
3492
3493 # check for ppoll support
3494 ppoll=no
3495 cat > $TMPC << EOF
3496 #include <poll.h>
3497
3498 int main(void)
3499 {
3500     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3501     ppoll(&pfd, 1, 0, 0);
3502     return 0;
3503 }
3504 EOF
3505 if compile_prog "" "" ; then
3506   ppoll=yes
3507 fi
3508
3509 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3510 prctl_pr_set_timerslack=no
3511 cat > $TMPC << EOF
3512 #include <sys/prctl.h>
3513
3514 int main(void)
3515 {
3516     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3517     return 0;
3518 }
3519 EOF
3520 if compile_prog "" "" ; then
3521   prctl_pr_set_timerslack=yes
3522 fi
3523
3524 # check for epoll support
3525 epoll=no
3526 cat > $TMPC << EOF
3527 #include <sys/epoll.h>
3528
3529 int main(void)
3530 {
3531     epoll_create(0);
3532     return 0;
3533 }
3534 EOF
3535 if compile_prog "" "" ; then
3536   epoll=yes
3537 fi
3538
3539 # epoll_create1 and epoll_pwait are later additions
3540 # so we must check separately for their presence
3541 epoll_create1=no
3542 cat > $TMPC << EOF
3543 #include <sys/epoll.h>
3544
3545 int main(void)
3546 {
3547     /* Note that we use epoll_create1 as a value, not as
3548      * a function being called. This is necessary so that on
3549      * old SPARC glibc versions where the function was present in
3550      * the library but not declared in the header file we will
3551      * fail the configure check. (Otherwise we will get a compiler
3552      * warning but not an error, and will proceed to fail the
3553      * qemu compile where we compile with -Werror.)
3554      */
3555     return (int)(uintptr_t)&epoll_create1;
3556 }
3557 EOF
3558 if compile_prog "" "" ; then
3559   epoll_create1=yes
3560 fi
3561
3562 epoll_pwait=no
3563 cat > $TMPC << EOF
3564 #include <sys/epoll.h>
3565
3566 int main(void)
3567 {
3568     epoll_pwait(0, 0, 0, 0, 0);
3569     return 0;
3570 }
3571 EOF
3572 if compile_prog "" "" ; then
3573   epoll_pwait=yes
3574 fi
3575
3576 # check for sendfile support
3577 sendfile=no
3578 cat > $TMPC << EOF
3579 #include <sys/sendfile.h>
3580
3581 int main(void)
3582 {
3583     return sendfile(0, 0, 0, 0);
3584 }
3585 EOF
3586 if compile_prog "" "" ; then
3587   sendfile=yes
3588 fi
3589
3590 # check for timerfd support (glibc 2.8 and newer)
3591 timerfd=no
3592 cat > $TMPC << EOF
3593 #include <sys/timerfd.h>
3594
3595 int main(void)
3596 {
3597     return(timerfd_create(CLOCK_REALTIME, 0));
3598 }
3599 EOF
3600 if compile_prog "" "" ; then
3601   timerfd=yes
3602 fi
3603
3604 # check for setns and unshare support
3605 setns=no
3606 cat > $TMPC << EOF
3607 #include <sched.h>
3608
3609 int main(void)
3610 {
3611     int ret;
3612     ret = setns(0, 0);
3613     ret = unshare(0);
3614     return ret;
3615 }
3616 EOF
3617 if compile_prog "" "" ; then
3618   setns=yes
3619 fi
3620
3621 # Check if tools are available to build documentation.
3622 if test "$docs" != "no" ; then
3623   if has makeinfo && has pod2man; then
3624     docs=yes
3625   else
3626     if test "$docs" = "yes" ; then
3627       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3628     fi
3629     docs=no
3630   fi
3631 fi
3632
3633 # Search for bswap_32 function
3634 byteswap_h=no
3635 cat > $TMPC << EOF
3636 #include <byteswap.h>
3637 int main(void) { return bswap_32(0); }
3638 EOF
3639 if compile_prog "" "" ; then
3640   byteswap_h=yes
3641 fi
3642
3643 # Search for bswap32 function
3644 bswap_h=no
3645 cat > $TMPC << EOF
3646 #include <sys/endian.h>
3647 #include <sys/types.h>
3648 #include <machine/bswap.h>
3649 int main(void) { return bswap32(0); }
3650 EOF
3651 if compile_prog "" "" ; then
3652   bswap_h=yes
3653 fi
3654
3655 ##########################################
3656 # Do we have libiscsi >= 1.9.0
3657 if test "$libiscsi" != "no" ; then
3658   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3659     libiscsi="yes"
3660     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3661     libiscsi_libs=$($pkg_config --libs libiscsi)
3662   else
3663     if test "$libiscsi" = "yes" ; then
3664       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3665     fi
3666     libiscsi="no"
3667   fi
3668 fi
3669
3670 ##########################################
3671 # Do we need libm
3672 cat > $TMPC << EOF
3673 #include <math.h>
3674 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3675 EOF
3676 if compile_prog "" "" ; then
3677   :
3678 elif compile_prog "" "-lm" ; then
3679   LIBS="-lm $LIBS"
3680   libs_qga="-lm $libs_qga"
3681 else
3682   error_exit "libm check failed"
3683 fi
3684
3685 ##########################################
3686 # Do we need librt
3687 # uClibc provides 2 versions of clock_gettime(), one with realtime
3688 # support and one without. This means that the clock_gettime() don't
3689 # need -lrt. We still need it for timer_create() so we check for this
3690 # function in addition.
3691 cat > $TMPC <<EOF
3692 #include <signal.h>
3693 #include <time.h>
3694 int main(void) {
3695   timer_create(CLOCK_REALTIME, NULL, NULL);
3696   return clock_gettime(CLOCK_REALTIME, NULL);
3697 }
3698 EOF
3699
3700 if compile_prog "" "" ; then
3701   :
3702 # we need pthread for static linking. use previous pthread test result
3703 elif compile_prog "" "$pthread_lib -lrt" ; then
3704   LIBS="$LIBS -lrt"
3705   libs_qga="$libs_qga -lrt"
3706 fi
3707
3708 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3709         "$aix" != "yes" -a "$haiku" != "yes" ; then
3710     libs_softmmu="-lutil $libs_softmmu"
3711 fi
3712
3713 ##########################################
3714 # spice probe
3715 if test "$spice" != "no" ; then
3716   cat > $TMPC << EOF
3717 #include <spice.h>
3718 int main(void) { spice_server_new(); return 0; }
3719 EOF
3720   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3721   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3722   if $pkg_config --atleast-version=0.12.0 spice-server && \
3723      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3724      compile_prog "$spice_cflags" "$spice_libs" ; then
3725     spice="yes"
3726     libs_softmmu="$libs_softmmu $spice_libs"
3727     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3728     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3729     spice_server_version=$($pkg_config --modversion spice-server)
3730   else
3731     if test "$spice" = "yes" ; then
3732       feature_not_found "spice" \
3733           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3734     fi
3735     spice="no"
3736   fi
3737 fi
3738
3739 # check for libcacard for smartcard support
3740 smartcard_cflags=""
3741 # TODO - what's the minimal nss version we support?
3742 if test "$smartcard_nss" != "no"; then
3743   cat > $TMPC << EOF
3744 #include <pk11pub.h>
3745 int main(void) { PK11_FreeSlot(0); return 0; }
3746 EOF
3747     # FIXME: do not include $glib_* in here
3748     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3749     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3750     test_cflags="$nss_cflags"
3751     # The header files in nss < 3.13.3 have a bug which causes them to
3752     # emit a warning. If we're going to compile QEMU with -Werror, then
3753     # test that the headers don't have this bug. Otherwise we would pass
3754     # the configure test but fail to compile QEMU later.
3755     if test "$werror" = "yes"; then
3756         test_cflags="-Werror $test_cflags"
3757     fi
3758     if test -n "$libtool" &&
3759        $pkg_config --atleast-version=3.12.8 nss && \
3760       compile_prog "$test_cflags" "$nss_libs"; then
3761         smartcard_nss="yes"
3762     else
3763         if test "$smartcard_nss" = "yes"; then
3764             feature_not_found "nss" "Install nss devel >= 3.12.8"
3765         fi
3766         smartcard_nss="no"
3767     fi
3768 fi
3769
3770 # check for libusb
3771 if test "$libusb" != "no" ; then
3772     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3773         libusb="yes"
3774         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3775         libusb_libs=$($pkg_config --libs libusb-1.0)
3776         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3777         libs_softmmu="$libs_softmmu $libusb_libs"
3778     else
3779         if test "$libusb" = "yes"; then
3780             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3781         fi
3782         libusb="no"
3783     fi
3784 fi
3785
3786 # check for usbredirparser for usb network redirection support
3787 if test "$usb_redir" != "no" ; then
3788     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3789         usb_redir="yes"
3790         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3791         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3792         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3793         libs_softmmu="$libs_softmmu $usb_redir_libs"
3794     else
3795         if test "$usb_redir" = "yes"; then
3796             feature_not_found "usb-redir" "Install usbredir devel"
3797         fi
3798         usb_redir="no"
3799     fi
3800 fi
3801
3802 ##########################################
3803 # check if we have VSS SDK headers for win
3804
3805 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3806   case "$vss_win32_sdk" in
3807     "")   vss_win32_include="-I$source_path" ;;
3808     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3809           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3810           vss_win32_include="-I$source_path/.sdk/vss"
3811           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3812           ;;
3813     *)    vss_win32_include="-I$vss_win32_sdk"
3814   esac
3815   cat > $TMPC << EOF
3816 #define __MIDL_user_allocate_free_DEFINED__
3817 #include <inc/win2003/vss.h>
3818 int main(void) { return VSS_CTX_BACKUP; }
3819 EOF
3820   if compile_prog "$vss_win32_include" "" ; then
3821     guest_agent_with_vss="yes"
3822     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3823     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3824   else
3825     if test "$vss_win32_sdk" != "" ; then
3826       echo "ERROR: Please download and install Microsoft VSS SDK:"
3827       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3828       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3829       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3830       echo "ERROR: The headers are extracted in the directory \`inc'."
3831       feature_not_found "VSS support"
3832     fi
3833     guest_agent_with_vss="no"
3834   fi
3835 fi
3836
3837 ##########################################
3838 # lookup Windows platform SDK (if not specified)
3839 # The SDK is needed only to build .tlb (type library) file of guest agent
3840 # VSS provider from the source. It is usually unnecessary because the
3841 # pre-compiled .tlb file is included.
3842
3843 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3844   if test -z "$win_sdk"; then
3845     programfiles="$PROGRAMFILES"
3846     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3847     if test -n "$programfiles"; then
3848       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3849     else
3850       feature_not_found "Windows SDK"
3851     fi
3852   elif test "$win_sdk" = "no"; then
3853     win_sdk=""
3854   fi
3855 fi
3856
3857 ##########################################
3858
3859 ##########################################
3860 # check if we have fdatasync
3861
3862 fdatasync=no
3863 cat > $TMPC << EOF
3864 #include <unistd.h>
3865 int main(void) {
3866 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3867 return fdatasync(0);
3868 #else
3869 #error Not supported
3870 #endif
3871 }
3872 EOF
3873 if compile_prog "" "" ; then
3874     fdatasync=yes
3875 fi
3876
3877 ##########################################
3878 # check if we have madvise
3879
3880 madvise=no
3881 cat > $TMPC << EOF
3882 #include <sys/types.h>
3883 #include <sys/mman.h>
3884 #include <stddef.h>
3885 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3886 EOF
3887 if compile_prog "" "" ; then
3888     madvise=yes
3889 fi
3890
3891 ##########################################
3892 # check if we have posix_madvise
3893
3894 posix_madvise=no
3895 cat > $TMPC << EOF
3896 #include <sys/mman.h>
3897 #include <stddef.h>
3898 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3899 EOF
3900 if compile_prog "" "" ; then
3901     posix_madvise=yes
3902 fi
3903
3904 ##########################################
3905 # check if we have usable SIGEV_THREAD_ID
3906
3907 sigev_thread_id=no
3908 cat > $TMPC << EOF
3909 #include <signal.h>
3910 int main(void) {
3911   struct sigevent ev;
3912   ev.sigev_notify = SIGEV_THREAD_ID;
3913   ev._sigev_un._tid = 0;
3914   asm volatile("" : : "g"(&ev));
3915   return 0;
3916 }
3917 EOF
3918 if compile_prog "" "" ; then
3919     sigev_thread_id=yes
3920 fi
3921
3922 ##########################################
3923 # check if trace backend exists
3924
3925 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3926 if test "$?" -ne 0 ; then
3927   error_exit "invalid trace backends" \
3928       "Please choose supported trace backends."
3929 fi
3930
3931 ##########################################
3932 # For 'ust' backend, test if ust headers are present
3933 if have_backend "ust"; then
3934   cat > $TMPC << EOF
3935 #include <lttng/tracepoint.h>
3936 int main(void) { return 0; }
3937 EOF
3938   if compile_prog "" "" ; then
3939     if $pkg_config lttng-ust --exists; then
3940       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3941     else
3942       lttng_ust_libs="-llttng-ust"
3943     fi
3944     if $pkg_config liburcu-bp --exists; then
3945       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3946     else
3947       urcu_bp_libs="-lurcu-bp"
3948     fi
3949
3950     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3951     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3952   else
3953     error_exit "Trace backend 'ust' missing lttng-ust header files"
3954   fi
3955 fi
3956
3957 ##########################################
3958 # For 'dtrace' backend, test if 'dtrace' command is present
3959 if have_backend "dtrace"; then
3960   if ! has 'dtrace' ; then
3961     error_exit "dtrace command is not found in PATH $PATH"
3962   fi
3963   trace_backend_stap="no"
3964   if has 'stap' ; then
3965     trace_backend_stap="yes"
3966   fi
3967 fi
3968
3969 ##########################################
3970 # check and set a backend for coroutine
3971
3972 # We prefer ucontext, but it's not always possible. The fallback
3973 # is sigcontext. gthread is not selectable except explicitly, because
3974 # it is not functional enough to run QEMU proper. (It is occasionally
3975 # useful for debugging purposes.)  On Windows the only valid backend
3976 # is the Windows-specific one.
3977
3978 ucontext_works=no
3979 if test "$darwin" != "yes"; then
3980   cat > $TMPC << EOF
3981 #include <ucontext.h>
3982 #ifdef __stub_makecontext
3983 #error Ignoring glibc stub makecontext which will always fail
3984 #endif
3985 int main(void) { makecontext(0, 0, 0); return 0; }
3986 EOF
3987   if compile_prog "" "" ; then
3988     ucontext_works=yes
3989   fi
3990 fi
3991
3992 if test "$coroutine" = ""; then
3993   if test "$mingw32" = "yes"; then
3994     coroutine=win32
3995   elif test "$ucontext_works" = "yes"; then
3996     coroutine=ucontext
3997   else
3998     coroutine=sigaltstack
3999   fi
4000 else
4001   case $coroutine in
4002   windows)
4003     if test "$mingw32" != "yes"; then
4004       error_exit "'windows' coroutine backend only valid for Windows"
4005     fi
4006     # Unfortunately the user visible backend name doesn't match the
4007     # coroutine-*.c filename for this case, so we have to adjust it here.
4008     coroutine=win32
4009     ;;
4010   ucontext)
4011     if test "$ucontext_works" != "yes"; then
4012       feature_not_found "ucontext"
4013     fi
4014     ;;
4015   gthread|sigaltstack)
4016     if test "$mingw32" = "yes"; then
4017       error_exit "only the 'windows' coroutine backend is valid for Windows"
4018     fi
4019     ;;
4020   *)
4021     error_exit "unknown coroutine backend $coroutine"
4022     ;;
4023   esac
4024 fi
4025
4026 if test "$coroutine_pool" = ""; then
4027   if test "$coroutine" = "gthread"; then
4028     coroutine_pool=no
4029   else
4030     coroutine_pool=yes
4031   fi
4032 fi
4033 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
4034   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
4035 fi
4036
4037 ##########################################
4038 # check if we have open_by_handle_at
4039
4040 open_by_handle_at=no
4041 cat > $TMPC << EOF
4042 #include <fcntl.h>
4043 #if !defined(AT_EMPTY_PATH)
4044 # error missing definition
4045 #else
4046 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4047 #endif
4048 EOF
4049 if compile_prog "" "" ; then
4050     open_by_handle_at=yes
4051 fi
4052
4053 ########################################
4054 # check if we have linux/magic.h
4055
4056 linux_magic_h=no
4057 cat > $TMPC << EOF
4058 #include <linux/magic.h>
4059 int main(void) {
4060   return 0;
4061 }
4062 EOF
4063 if compile_prog "" "" ; then
4064     linux_magic_h=yes
4065 fi
4066
4067 ########################################
4068 # check whether we can disable warning option with a pragma (this is needed
4069 # to silence warnings in the headers of some versions of external libraries).
4070 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4071 # only a warning.
4072 #
4073 # If we can't selectively disable warning in the code, disable -Werror so that
4074 # the build doesn't fail anyway.
4075
4076 pragma_disable_unused_but_set=no
4077 cat > $TMPC << EOF
4078 #pragma GCC diagnostic push
4079 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4080 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4081 #pragma GCC diagnostic pop
4082
4083 int main(void) {
4084     return 0;
4085 }
4086 EOF
4087 if compile_prog "-Werror" "" ; then
4088     pragma_diagnostic_available=yes
4089 else
4090     werror=no
4091 fi
4092
4093 ########################################
4094 # check if we have valgrind/valgrind.h
4095
4096 valgrind_h=no
4097 cat > $TMPC << EOF
4098 #include <valgrind/valgrind.h>
4099 int main(void) {
4100   return 0;
4101 }
4102 EOF
4103 if compile_prog "" "" ; then
4104     valgrind_h=yes
4105 fi
4106
4107 ########################################
4108 # check if environ is declared
4109
4110 has_environ=no
4111 cat > $TMPC << EOF
4112 #include <unistd.h>
4113 int main(void) {
4114     environ = 0;
4115     return 0;
4116 }
4117 EOF
4118 if compile_prog "" "" ; then
4119     has_environ=yes
4120 fi
4121
4122 ########################################
4123 # check if cpuid.h is usable.
4124
4125 cpuid_h=no
4126 cat > $TMPC << EOF
4127 #include <cpuid.h>
4128 int main(void) {
4129     unsigned a, b, c, d;
4130     int max = __get_cpuid_max(0, 0);
4131
4132     if (max >= 1) {
4133         __cpuid(1, a, b, c, d);
4134     }
4135
4136     if (max >= 7) {
4137         __cpuid_count(7, 0, a, b, c, d);
4138     }
4139
4140     return 0;
4141 }
4142 EOF
4143 if compile_prog "" "" ; then
4144     cpuid_h=yes
4145 fi
4146
4147 ########################################
4148 # check if __[u]int128_t is usable.
4149
4150 int128=no
4151 cat > $TMPC << EOF
4152 #if defined(__clang_major__) && defined(__clang_minor__)
4153 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4154 #  error __int128_t does not work in CLANG before 3.2
4155 # endif
4156 #endif
4157 __int128_t a;
4158 __uint128_t b;
4159 int main (void) {
4160   a = a + b;
4161   b = a * b;
4162   a = a * a;
4163   return 0;
4164 }
4165 EOF
4166 if compile_prog "" "" ; then
4167     int128=yes
4168 fi
4169
4170 ########################################
4171 # check if getauxval is available.
4172
4173 getauxval=no
4174 cat > $TMPC << EOF
4175 #include <sys/auxv.h>
4176 int main(void) {
4177   return getauxval(AT_HWCAP) == 0;
4178 }
4179 EOF
4180 if compile_prog "" "" ; then
4181     getauxval=yes
4182 fi
4183
4184 ##########################################
4185 # End of CC checks
4186 # After here, no more $cc or $ld runs
4187
4188 if test "$gcov" = "yes" ; then
4189   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4190   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4191 elif test "$debug" = "no" ; then
4192   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4193 fi
4194
4195 ##########################################
4196 # Do we have libnfs
4197 if test "$libnfs" != "no" ; then
4198   if $pkg_config --atleast-version=1.9.3 libnfs; then
4199     libnfs="yes"
4200     libnfs_libs=$($pkg_config --libs libnfs)
4201     LIBS="$LIBS $libnfs_libs"
4202   else
4203     if test "$libnfs" = "yes" ; then
4204       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4205     fi
4206     libnfs="no"
4207   fi
4208 fi
4209
4210 # Disable zero malloc errors for official releases unless explicitly told to
4211 # enable/disable
4212 if test -z "$zero_malloc" ; then
4213     if test "$z_version" = "50" ; then
4214         zero_malloc="no"
4215     else
4216         zero_malloc="yes"
4217     fi
4218 fi
4219
4220 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4221 if test "$werror" = "yes"; then
4222     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4223 fi
4224
4225 if test "$solaris" = "no" ; then
4226     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4227         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4228     fi
4229 fi
4230
4231 # test if pod2man has --utf8 option
4232 if pod2man --help | grep -q utf8; then
4233     POD2MAN="pod2man --utf8"
4234 else
4235     POD2MAN="pod2man"
4236 fi
4237
4238 # Use ASLR, no-SEH and DEP if available
4239 if test "$mingw32" = "yes" ; then
4240     for flag in --dynamicbase --no-seh --nxcompat; do
4241         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4242             LDFLAGS="-Wl,$flag $LDFLAGS"
4243         fi
4244     done
4245 fi
4246
4247 qemu_confdir=$sysconfdir$confsuffix
4248 qemu_moddir=$libdir$confsuffix
4249 qemu_datadir=$datadir$confsuffix
4250 qemu_localedir="$datadir/locale"
4251
4252 tools=""
4253 if test "$want_tools" = "yes" ; then
4254   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4255   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4256     tools="qemu-nbd\$(EXESUF) $tools"
4257   fi
4258 fi
4259 if test "$softmmu" = yes ; then
4260   if test "$virtfs" != no ; then
4261     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4262       virtfs=yes
4263       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4264     else
4265       if test "$virtfs" = yes; then
4266         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4267       fi
4268       virtfs=no
4269     fi
4270   fi
4271 fi
4272 if [ "$guest_agent" != "no" ]; then
4273   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4274       tools="qemu-ga\$(EXESUF) $tools"
4275       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4276         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4277       fi
4278       guest_agent=yes
4279   elif [ "$guest_agent" != yes ]; then
4280       guest_agent=no
4281   else
4282       error_exit "Guest agent is not supported on this platform"
4283   fi
4284 fi
4285
4286 # Mac OS X ships with a broken assembler
4287 roms=
4288 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4289         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4290         "$softmmu" = yes ; then
4291   roms="optionrom"
4292 fi
4293 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4294   roms="$roms spapr-rtas"
4295 fi
4296
4297 if test "$cpu" = "s390x" ; then
4298   roms="$roms s390-ccw"
4299 fi
4300
4301 # Probe for the need for relocating the user-only binary.
4302 if test "$pie" = "no" ; then
4303   textseg_addr=
4304   case "$cpu" in
4305     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4306       # ??? Rationale for choosing this address
4307       textseg_addr=0x60000000
4308       ;;
4309     mips)
4310       # A 256M aligned address, high in the address space, with enough
4311       # room for the code_gen_buffer above it before the stack.
4312       textseg_addr=0x60000000
4313       ;;
4314   esac
4315   if [ -n "$textseg_addr" ]; then
4316     cat > $TMPC <<EOF
4317     int main(void) { return 0; }
4318 EOF
4319     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4320     if ! compile_prog "" "$textseg_ldflags"; then
4321       # In case ld does not support -Ttext-segment, edit the default linker
4322       # script via sed to set the .text start addr.  This is needed on FreeBSD
4323       # at least.
4324       $ld --verbose | sed \
4325         -e '1,/==================================================/d' \
4326         -e '/==================================================/,$d' \
4327         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4328         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4329       textseg_ldflags="-Wl,-T../config-host.ld"
4330     fi
4331   fi
4332 fi
4333
4334 # prepend pixman and ftd flags after all config tests are done
4335 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4336 libs_softmmu="$pixman_libs $libs_softmmu"
4337
4338 echo "Install prefix    $prefix"
4339 echo "BIOS directory    `eval echo $qemu_datadir`"
4340 echo "binary directory  `eval echo $bindir`"
4341 echo "library directory `eval echo $libdir`"
4342 echo "module directory  `eval echo $qemu_moddir`"
4343 echo "libexec directory `eval echo $libexecdir`"
4344 echo "include directory `eval echo $includedir`"
4345 echo "config directory  `eval echo $sysconfdir`"
4346 if test "$mingw32" = "no" ; then
4347 echo "local state directory   `eval echo $local_statedir`"
4348 echo "Manual directory  `eval echo $mandir`"
4349 echo "ELF interp prefix $interp_prefix"
4350 else
4351 echo "local state directory   queried at runtime"
4352 echo "Windows SDK       $win_sdk"
4353 fi
4354 echo "Source path       $source_path"
4355 echo "C compiler        $cc"
4356 echo "Host C compiler   $host_cc"
4357 echo "C++ compiler      $cxx"
4358 echo "Objective-C compiler $objcc"
4359 echo "ARFLAGS           $ARFLAGS"
4360 echo "CFLAGS            $CFLAGS"
4361 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4362 echo "LDFLAGS           $LDFLAGS"
4363 echo "make              $make"
4364 echo "install           $install"
4365 echo "python            $python"
4366 if test "$slirp" = "yes" ; then
4367     echo "smbd              $smbd"
4368 fi
4369 echo "module support    $modules"
4370 echo "host CPU          $cpu"
4371 echo "host big endian   $bigendian"
4372 echo "target list       $target_list"
4373 echo "tcg debug enabled $debug_tcg"
4374 echo "gprof enabled     $gprof"
4375 echo "sparse enabled    $sparse"
4376 echo "strip binaries    $strip_opt"
4377 echo "profiler          $profiler"
4378 echo "static build      $static"
4379 if test "$darwin" = "yes" ; then
4380     echo "Cocoa support     $cocoa"
4381 fi
4382 echo "pixman            $pixman"
4383 echo "SDL support       $sdl"
4384 echo "GTK support       $gtk"
4385 echo "VTE support       $vte"
4386 echo "curses support    $curses"
4387 echo "curl support      $curl"
4388 echo "mingw32 support   $mingw32"
4389 echo "Audio drivers     $audio_drv_list"
4390 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4391 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4392 echo "VirtFS support    $virtfs"
4393 echo "VNC support       $vnc"
4394 if test "$vnc" = "yes" ; then
4395     echo "VNC TLS support   $vnc_tls"
4396     echo "VNC SASL support  $vnc_sasl"
4397     echo "VNC JPEG support  $vnc_jpeg"
4398     echo "VNC PNG support   $vnc_png"
4399     echo "VNC WS support    $vnc_ws"
4400 fi
4401 if test -n "$sparc_cpu"; then
4402     echo "Target Sparc Arch $sparc_cpu"
4403 fi
4404 echo "xen support       $xen"
4405 if test "$xen" = "yes" ; then
4406   echo "xen ctrl version  $xen_ctrl_version"
4407 fi
4408 echo "brlapi support    $brlapi"
4409 echo "bluez  support    $bluez"
4410 echo "Documentation     $docs"
4411 echo "GUEST_BASE        $guest_base"
4412 echo "PIE               $pie"
4413 echo "vde support       $vde"
4414 echo "netmap support    $netmap"
4415 echo "Linux AIO support $linux_aio"
4416 echo "ATTR/XATTR support $attr"
4417 echo "Install blobs     $blobs"
4418 echo "KVM support       $kvm"
4419 echo "RDMA support      $rdma"
4420 echo "TCG interpreter   $tcg_interpreter"
4421 echo "fdt support       $fdt"
4422 echo "preadv support    $preadv"
4423 echo "fdatasync         $fdatasync"
4424 echo "madvise           $madvise"
4425 echo "posix_madvise     $posix_madvise"
4426 echo "sigev_thread_id   $sigev_thread_id"
4427 echo "uuid support      $uuid"
4428 echo "libcap-ng support $cap_ng"
4429 echo "vhost-net support $vhost_net"
4430 echo "vhost-scsi support $vhost_scsi"
4431 echo "Trace backends    $trace_backends"
4432 if test "$trace_backend" = "simple"; then
4433 echo "Trace output file $trace_file-<pid>"
4434 fi
4435 if test "$spice" = "yes"; then
4436 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4437 else
4438 echo "spice support     $spice"
4439 fi
4440 echo "rbd support       $rbd"
4441 echo "xfsctl support    $xfs"
4442 echo "nss used          $smartcard_nss"
4443 echo "libusb            $libusb"
4444 echo "usb net redir     $usb_redir"
4445 echo "OpenGL support    $opengl"
4446 echo "libiscsi support  $libiscsi"
4447 echo "libnfs support    $libnfs"
4448 echo "build guest agent $guest_agent"
4449 echo "QGA VSS support   $guest_agent_with_vss"
4450 echo "seccomp support   $seccomp"
4451 echo "coroutine backend $coroutine"
4452 echo "coroutine pool    $coroutine_pool"
4453 echo "GlusterFS support $glusterfs"
4454 echo "Archipelago support $archipelago"
4455 echo "gcov              $gcov_tool"
4456 echo "gcov enabled      $gcov"
4457 echo "TPM support       $tpm"
4458 echo "libssh2 support   $libssh2"
4459 echo "TPM passthrough   $tpm_passthrough"
4460 echo "QOM debugging     $qom_cast_debug"
4461 echo "vhdx              $vhdx"
4462 echo "Quorum            $quorum"
4463 echo "lzo support       $lzo"
4464 echo "snappy support    $snappy"
4465 echo "bzip2 support     $bzip2"
4466 echo "NUMA host support $numa"
4467 echo "tcmalloc support  $tcmalloc"
4468
4469 if test "$sdl_too_old" = "yes"; then
4470 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4471 fi
4472
4473 config_host_mak="config-host.mak"
4474
4475 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4476
4477 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4478 echo >> $config_host_mak
4479
4480 echo all: >> $config_host_mak
4481 echo "prefix=$prefix" >> $config_host_mak
4482 echo "bindir=$bindir" >> $config_host_mak
4483 echo "libdir=$libdir" >> $config_host_mak
4484 echo "libexecdir=$libexecdir" >> $config_host_mak
4485 echo "includedir=$includedir" >> $config_host_mak
4486 echo "mandir=$mandir" >> $config_host_mak
4487 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4488 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4489 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4490 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4491 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4492 if test "$mingw32" = "no" ; then
4493   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4494 fi
4495 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4496 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4497 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4498 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4499 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4500
4501 echo "ARCH=$ARCH" >> $config_host_mak
4502
4503 if test "$debug_tcg" = "yes" ; then
4504   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4505 fi
4506 if test "$strip_opt" = "yes" ; then
4507   echo "STRIP=${strip}" >> $config_host_mak
4508 fi
4509 if test "$bigendian" = "yes" ; then
4510   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4511 fi
4512 if test "$mingw32" = "yes" ; then
4513   echo "CONFIG_WIN32=y" >> $config_host_mak
4514   rc_version=`cat $source_path/VERSION`
4515   version_major=${rc_version%%.*}
4516   rc_version=${rc_version#*.}
4517   version_minor=${rc_version%%.*}
4518   rc_version=${rc_version#*.}
4519   version_subminor=${rc_version%%.*}
4520   version_micro=0
4521   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4522   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4523   if test "$guest_agent_with_vss" = "yes" ; then
4524     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4525     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4526   fi
4527 else
4528   echo "CONFIG_POSIX=y" >> $config_host_mak
4529 fi
4530
4531 if test "$linux" = "yes" ; then
4532   echo "CONFIG_LINUX=y" >> $config_host_mak
4533 fi
4534
4535 if test "$darwin" = "yes" ; then
4536   echo "CONFIG_DARWIN=y" >> $config_host_mak
4537 fi
4538
4539 if test "$aix" = "yes" ; then
4540   echo "CONFIG_AIX=y" >> $config_host_mak
4541 fi
4542
4543 if test "$solaris" = "yes" ; then
4544   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4545   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4546   if test "$needs_libsunmath" = "yes" ; then
4547     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4548   fi
4549 fi
4550 if test "$haiku" = "yes" ; then
4551   echo "CONFIG_HAIKU=y" >> $config_host_mak
4552 fi
4553 if test "$static" = "yes" ; then
4554   echo "CONFIG_STATIC=y" >> $config_host_mak
4555 fi
4556 if test "$profiler" = "yes" ; then
4557   echo "CONFIG_PROFILER=y" >> $config_host_mak
4558 fi
4559 if test "$slirp" = "yes" ; then
4560   echo "CONFIG_SLIRP=y" >> $config_host_mak
4561   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4562 fi
4563 if test "$vde" = "yes" ; then
4564   echo "CONFIG_VDE=y" >> $config_host_mak
4565 fi
4566 if test "$netmap" = "yes" ; then
4567   echo "CONFIG_NETMAP=y" >> $config_host_mak
4568 fi
4569 if test "$l2tpv3" = "yes" ; then
4570   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4571 fi
4572 if test "$cap_ng" = "yes" ; then
4573   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4574 fi
4575 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4576 for drv in $audio_drv_list; do
4577     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4578     echo "$def=y" >> $config_host_mak
4579     if test "$drv" = "fmod"; then
4580         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4581     fi
4582 done
4583 if test "$audio_pt_int" = "yes" ; then
4584   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4585 fi
4586 if test "$audio_win_int" = "yes" ; then
4587   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4588 fi
4589 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4590 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4591 if test "$vnc" = "yes" ; then
4592   echo "CONFIG_VNC=y" >> $config_host_mak
4593 fi
4594 if test "$vnc_tls" = "yes" ; then
4595   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4596 fi
4597 if test "$vnc_sasl" = "yes" ; then
4598   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4599 fi
4600 if test "$vnc_jpeg" = "yes" ; then
4601   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4602 fi
4603 if test "$vnc_png" = "yes" ; then
4604   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4605 fi
4606 if test "$vnc_ws" = "yes" ; then
4607   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4608   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4609 fi
4610 if test "$fnmatch" = "yes" ; then
4611   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4612 fi
4613 if test "$uuid" = "yes" ; then
4614   echo "CONFIG_UUID=y" >> $config_host_mak
4615 fi
4616 if test "$xfs" = "yes" ; then
4617   echo "CONFIG_XFS=y" >> $config_host_mak
4618 fi
4619 qemu_version=`head $source_path/VERSION`
4620 echo "VERSION=$qemu_version" >>$config_host_mak
4621 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4622 echo "SRC_PATH=$source_path" >> $config_host_mak
4623 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4624 if [ "$docs" = "yes" ] ; then
4625   echo "BUILD_DOCS=yes" >> $config_host_mak
4626 fi
4627 if test "$modules" = "yes"; then
4628   # $shacmd can generate a hash started with digit, which the compiler doesn't
4629   # like as an symbol. So prefix it with an underscore
4630   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4631   echo "CONFIG_MODULES=y" >> $config_host_mak
4632 fi
4633 if test "$sdl" = "yes" ; then
4634   echo "CONFIG_SDL=y" >> $config_host_mak
4635   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4636   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4637 fi
4638 if test "$cocoa" = "yes" ; then
4639   echo "CONFIG_COCOA=y" >> $config_host_mak
4640 fi
4641 if test "$curses" = "yes" ; then
4642   echo "CONFIG_CURSES=y" >> $config_host_mak
4643 fi
4644 if test "$utimens" = "yes" ; then
4645   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4646 fi
4647 if test "$pipe2" = "yes" ; then
4648   echo "CONFIG_PIPE2=y" >> $config_host_mak
4649 fi
4650 if test "$accept4" = "yes" ; then
4651   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4652 fi
4653 if test "$splice" = "yes" ; then
4654   echo "CONFIG_SPLICE=y" >> $config_host_mak
4655 fi
4656 if test "$eventfd" = "yes" ; then
4657   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4658 fi
4659 if test "$fallocate" = "yes" ; then
4660   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4661 fi
4662 if test "$fallocate_punch_hole" = "yes" ; then
4663   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4664 fi
4665 if test "$fallocate_zero_range" = "yes" ; then
4666   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
4667 fi
4668 if test "$posix_fallocate" = "yes" ; then
4669   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4670 fi
4671 if test "$sync_file_range" = "yes" ; then
4672   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4673 fi
4674 if test "$fiemap" = "yes" ; then
4675   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4676 fi
4677 if test "$dup3" = "yes" ; then
4678   echo "CONFIG_DUP3=y" >> $config_host_mak
4679 fi
4680 if test "$ppoll" = "yes" ; then
4681   echo "CONFIG_PPOLL=y" >> $config_host_mak
4682 fi
4683 if test "$prctl_pr_set_timerslack" = "yes" ; then
4684   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4685 fi
4686 if test "$epoll" = "yes" ; then
4687   echo "CONFIG_EPOLL=y" >> $config_host_mak
4688 fi
4689 if test "$epoll_create1" = "yes" ; then
4690   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4691 fi
4692 if test "$epoll_pwait" = "yes" ; then
4693   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4694 fi
4695 if test "$sendfile" = "yes" ; then
4696   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4697 fi
4698 if test "$timerfd" = "yes" ; then
4699   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4700 fi
4701 if test "$setns" = "yes" ; then
4702   echo "CONFIG_SETNS=y" >> $config_host_mak
4703 fi
4704 if test "$inotify" = "yes" ; then
4705   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4706 fi
4707 if test "$inotify1" = "yes" ; then
4708   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4709 fi
4710 if test "$byteswap_h" = "yes" ; then
4711   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4712 fi
4713 if test "$bswap_h" = "yes" ; then
4714   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4715 fi
4716 if test "$curl" = "yes" ; then
4717   echo "CONFIG_CURL=m" >> $config_host_mak
4718   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4719   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4720 fi
4721 if test "$brlapi" = "yes" ; then
4722   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4723 fi
4724 if test "$bluez" = "yes" ; then
4725   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4726   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4727 fi
4728 if test "glib_subprocess" = "yes" ; then
4729   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4730 fi
4731 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4732 if test "$gtk" = "yes" ; then
4733   echo "CONFIG_GTK=y" >> $config_host_mak
4734   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4735   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4736 fi
4737 if test "$vte" = "yes" ; then
4738   echo "CONFIG_VTE=y" >> $config_host_mak
4739   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4740 fi
4741 if test "$xen" = "yes" ; then
4742   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4743   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4744 fi
4745 if test "$linux_aio" = "yes" ; then
4746   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4747 fi
4748 if test "$attr" = "yes" ; then
4749   echo "CONFIG_ATTR=y" >> $config_host_mak
4750 fi
4751 if test "$libattr" = "yes" ; then
4752   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4753 fi
4754 if test "$virtfs" = "yes" ; then
4755   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4756 fi
4757 if test "$vhost_scsi" = "yes" ; then
4758   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4759 fi
4760 if test "$vhost_net" = "yes" ; then
4761   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4762 fi
4763 if test "$blobs" = "yes" ; then
4764   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4765 fi
4766 if test "$iovec" = "yes" ; then
4767   echo "CONFIG_IOVEC=y" >> $config_host_mak
4768 fi
4769 if test "$preadv" = "yes" ; then
4770   echo "CONFIG_PREADV=y" >> $config_host_mak
4771 fi
4772 if test "$fdt" = "yes" ; then
4773   echo "CONFIG_FDT=y" >> $config_host_mak
4774 fi
4775 if test "$signalfd" = "yes" ; then
4776   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4777 fi
4778 if test "$tcg_interpreter" = "yes" ; then
4779   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4780 fi
4781 if test "$fdatasync" = "yes" ; then
4782   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4783 fi
4784 if test "$madvise" = "yes" ; then
4785   echo "CONFIG_MADVISE=y" >> $config_host_mak
4786 fi
4787 if test "$posix_madvise" = "yes" ; then
4788   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4789 fi
4790 if test "$sigev_thread_id" = "yes" ; then
4791   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4792 fi
4793
4794 if test "$spice" = "yes" ; then
4795   echo "CONFIG_SPICE=y" >> $config_host_mak
4796 fi
4797
4798 if test "$smartcard_nss" = "yes" ; then
4799   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4800   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4801   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4802 fi
4803
4804 if test "$libusb" = "yes" ; then
4805   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4806 fi
4807
4808 if test "$usb_redir" = "yes" ; then
4809   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4810 fi
4811
4812 if test "$opengl" = "yes" ; then
4813   echo "CONFIG_OPENGL=y" >> $config_host_mak
4814   echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
4815   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
4816 fi
4817
4818 if test "$lzo" = "yes" ; then
4819   echo "CONFIG_LZO=y" >> $config_host_mak
4820 fi
4821
4822 if test "$snappy" = "yes" ; then
4823   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4824 fi
4825
4826 if test "$bzip2" = "yes" ; then
4827   echo "CONFIG_BZIP2=y" >> $config_host_mak
4828   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
4829 fi
4830
4831 if test "$libiscsi" = "yes" ; then
4832   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4833   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4834   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4835 fi
4836
4837 if test "$libnfs" = "yes" ; then
4838   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4839 fi
4840
4841 if test "$seccomp" = "yes"; then
4842   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4843 fi
4844
4845 # XXX: suppress that
4846 if [ "$bsd" = "yes" ] ; then
4847   echo "CONFIG_BSD=y" >> $config_host_mak
4848 fi
4849
4850 if test "$zero_malloc" = "yes" ; then
4851   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4852 fi
4853 if test "$qom_cast_debug" = "yes" ; then
4854   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4855 fi
4856 if test "$rbd" = "yes" ; then
4857   echo "CONFIG_RBD=m" >> $config_host_mak
4858   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4859   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4860 fi
4861
4862 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4863 if test "$coroutine_pool" = "yes" ; then
4864   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4865 else
4866   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4867 fi
4868
4869 if test "$open_by_handle_at" = "yes" ; then
4870   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4871 fi
4872
4873 if test "$linux_magic_h" = "yes" ; then
4874   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4875 fi
4876
4877 if test "$pragma_diagnostic_available" = "yes" ; then
4878   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4879 fi
4880
4881 if test "$valgrind_h" = "yes" ; then
4882   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4883 fi
4884
4885 if test "$has_environ" = "yes" ; then
4886   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4887 fi
4888
4889 if test "$cpuid_h" = "yes" ; then
4890   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4891 fi
4892
4893 if test "$int128" = "yes" ; then
4894   echo "CONFIG_INT128=y" >> $config_host_mak
4895 fi
4896
4897 if test "$getauxval" = "yes" ; then
4898   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4899 fi
4900
4901 if test "$glusterfs" = "yes" ; then
4902   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4903   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4904   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4905 fi
4906
4907 if test "$glusterfs_discard" = "yes" ; then
4908   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4909 fi
4910
4911 if test "$glusterfs_zerofill" = "yes" ; then
4912   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4913 fi
4914
4915 if test "$archipelago" = "yes" ; then
4916   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4917   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4918 fi
4919
4920 if test "$libssh2" = "yes" ; then
4921   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4922   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4923   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4924 fi
4925
4926 if test "$quorum" = "yes" ; then
4927   echo "CONFIG_QUORUM=y" >> $config_host_mak
4928 fi
4929
4930 if test "$vhdx" = "yes" ; then
4931   echo "CONFIG_VHDX=y" >> $config_host_mak
4932 fi
4933
4934 # USB host support
4935 if test "$libusb" = "yes"; then
4936   echo "HOST_USB=libusb legacy" >> $config_host_mak
4937 else
4938   echo "HOST_USB=stub" >> $config_host_mak
4939 fi
4940
4941 # TPM passthrough support?
4942 if test "$tpm" = "yes"; then
4943   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4944   if test "$tpm_passthrough" = "yes"; then
4945     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4946   fi
4947 fi
4948
4949 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4950 if have_backend "nop"; then
4951   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4952 fi
4953 if have_backend "simple"; then
4954   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4955   # Set the appropriate trace file.
4956   trace_file="\"$trace_file-\" FMT_pid"
4957 fi
4958 if have_backend "stderr"; then
4959   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4960 fi
4961 if have_backend "ust"; then
4962   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4963 fi
4964 if have_backend "dtrace"; then
4965   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4966   if test "$trace_backend_stap" = "yes" ; then
4967     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4968   fi
4969 fi
4970 if have_backend "ftrace"; then
4971   if test "$linux" = "yes" ; then
4972     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4973   else
4974     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4975   fi
4976 fi
4977 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4978
4979 if test "$rdma" = "yes" ; then
4980   echo "CONFIG_RDMA=y" >> $config_host_mak
4981 fi
4982
4983 # Hold two types of flag:
4984 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4985 #                                     a thread we have a handle to
4986 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4987 #                                     platform
4988 if test "$pthread_setname_np" = "yes" ; then
4989   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4990   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4991 fi
4992
4993 if test "$tcg_interpreter" = "yes"; then
4994   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4995 elif test "$ARCH" = "sparc64" ; then
4996   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4997 elif test "$ARCH" = "s390x" ; then
4998   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4999 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
5000   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
5001 elif test "$ARCH" = "ppc64" ; then
5002   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
5003 else
5004   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
5005 fi
5006 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
5007
5008 echo "TOOLS=$tools" >> $config_host_mak
5009 echo "ROMS=$roms" >> $config_host_mak
5010 echo "MAKE=$make" >> $config_host_mak
5011 echo "INSTALL=$install" >> $config_host_mak
5012 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
5013 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
5014 if test -n "$libtool"; then
5015   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
5016   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
5017 else
5018   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
5019   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
5020 fi
5021 echo "PYTHON=$python" >> $config_host_mak
5022 echo "CC=$cc" >> $config_host_mak
5023 if $iasl -h > /dev/null 2>&1; then
5024   echo "IASL=$iasl" >> $config_host_mak
5025 fi
5026 echo "CC_I386=$cc_i386" >> $config_host_mak
5027 echo "HOST_CC=$host_cc" >> $config_host_mak
5028 echo "CXX=$cxx" >> $config_host_mak
5029 echo "OBJCC=$objcc" >> $config_host_mak
5030 echo "AR=$ar" >> $config_host_mak
5031 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
5032 echo "AS=$as" >> $config_host_mak
5033 echo "CPP=$cpp" >> $config_host_mak
5034 echo "OBJCOPY=$objcopy" >> $config_host_mak
5035 echo "LD=$ld" >> $config_host_mak
5036 echo "NM=$nm" >> $config_host_mak
5037 echo "WINDRES=$windres" >> $config_host_mak
5038 echo "LIBTOOL=$libtool" >> $config_host_mak
5039 echo "CFLAGS=$CFLAGS" >> $config_host_mak
5040 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
5041 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
5042 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
5043 if test "$sparse" = "yes" ; then
5044   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
5045   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
5046   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
5047   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
5048   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
5049 fi
5050 if test "$cross_prefix" != ""; then
5051   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
5052 else
5053   echo "AUTOCONF_HOST := "                             >> $config_host_mak
5054 fi
5055 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
5056 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
5057 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
5058 echo "LIBS+=$LIBS" >> $config_host_mak
5059 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
5060 echo "EXESUF=$EXESUF" >> $config_host_mak
5061 echo "DSOSUF=$DSOSUF" >> $config_host_mak
5062 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
5063 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
5064 echo "POD2MAN=$POD2MAN" >> $config_host_mak
5065 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
5066 if test "$gcov" = "yes" ; then
5067   echo "CONFIG_GCOV=y" >> $config_host_mak
5068   echo "GCOV=$gcov_tool" >> $config_host_mak
5069 fi
5070
5071 # use included Linux headers
5072 if test "$linux" = "yes" ; then
5073   mkdir -p linux-headers
5074   case "$cpu" in
5075   i386|x86_64|x32)
5076     linux_arch=x86
5077     ;;
5078   ppcemb|ppc|ppc64)
5079     linux_arch=powerpc
5080     ;;
5081   s390x)
5082     linux_arch=s390
5083     ;;
5084   aarch64)
5085     linux_arch=arm64
5086     ;;
5087   mips64)
5088     linux_arch=mips
5089     ;;
5090   *)
5091     # For most CPUs the kernel architecture name and QEMU CPU name match.
5092     linux_arch="$cpu"
5093     ;;
5094   esac
5095     # For non-KVM architectures we will not have asm headers
5096     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5097       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5098     fi
5099 fi
5100
5101 for target in $target_list; do
5102 target_dir="$target"
5103 config_target_mak=$target_dir/config-target.mak
5104 target_name=`echo $target | cut -d '-' -f 1`
5105 target_bigendian="no"
5106
5107 case "$target_name" in
5108   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5109   target_bigendian=yes
5110   ;;
5111 esac
5112 target_softmmu="no"
5113 target_user_only="no"
5114 target_linux_user="no"
5115 target_bsd_user="no"
5116 case "$target" in
5117   ${target_name}-softmmu)
5118     target_softmmu="yes"
5119     ;;
5120   ${target_name}-linux-user)
5121     if test "$linux" != "yes" ; then
5122       error_exit "Target '$target' is only available on a Linux host"
5123     fi
5124     target_user_only="yes"
5125     target_linux_user="yes"
5126     ;;
5127   ${target_name}-bsd-user)
5128     if test "$bsd" != "yes" ; then
5129       error_exit "Target '$target' is only available on a BSD host"
5130     fi
5131     target_user_only="yes"
5132     target_bsd_user="yes"
5133     ;;
5134   *)
5135     error_exit "Target '$target' not recognised"
5136     exit 1
5137     ;;
5138 esac
5139
5140 mkdir -p $target_dir
5141 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5142
5143 bflt="no"
5144 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5145 gdb_xml_files=""
5146
5147 TARGET_ARCH="$target_name"
5148 TARGET_BASE_ARCH=""
5149 TARGET_ABI_DIR=""
5150
5151 case "$target_name" in
5152   i386)
5153   ;;
5154   x86_64)
5155     TARGET_BASE_ARCH=i386
5156   ;;
5157   alpha)
5158   ;;
5159   arm|armeb)
5160     TARGET_ARCH=arm
5161     bflt="yes"
5162     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5163   ;;
5164   aarch64)
5165     TARGET_BASE_ARCH=arm
5166     bflt="yes"
5167     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5168   ;;
5169   cris)
5170   ;;
5171   lm32)
5172   ;;
5173   m68k)
5174     bflt="yes"
5175     gdb_xml_files="cf-core.xml cf-fp.xml"
5176   ;;
5177   microblaze|microblazeel)
5178     TARGET_ARCH=microblaze
5179     bflt="yes"
5180   ;;
5181   mips|mipsel)
5182     TARGET_ARCH=mips
5183     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5184   ;;
5185   mipsn32|mipsn32el)
5186     TARGET_ARCH=mips64
5187     TARGET_BASE_ARCH=mips
5188     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5189     echo "TARGET_ABI32=y" >> $config_target_mak
5190   ;;
5191   mips64|mips64el)
5192     TARGET_ARCH=mips64
5193     TARGET_BASE_ARCH=mips
5194     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5195   ;;
5196   tricore)
5197   ;;
5198   moxie)
5199   ;;
5200   or32)
5201     TARGET_ARCH=openrisc
5202     TARGET_BASE_ARCH=openrisc
5203   ;;
5204   ppc)
5205     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5206   ;;
5207   ppcemb)
5208     TARGET_BASE_ARCH=ppc
5209     TARGET_ABI_DIR=ppc
5210     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5211   ;;
5212   ppc64)
5213     TARGET_BASE_ARCH=ppc
5214     TARGET_ABI_DIR=ppc
5215     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5216   ;;
5217   ppc64le)
5218     TARGET_ARCH=ppc64
5219     TARGET_BASE_ARCH=ppc
5220     TARGET_ABI_DIR=ppc
5221     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5222   ;;
5223   ppc64abi32)
5224     TARGET_ARCH=ppc64
5225     TARGET_BASE_ARCH=ppc
5226     TARGET_ABI_DIR=ppc
5227     echo "TARGET_ABI32=y" >> $config_target_mak
5228     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5229   ;;
5230   sh4|sh4eb)
5231     TARGET_ARCH=sh4
5232     bflt="yes"
5233   ;;
5234   sparc)
5235   ;;
5236   sparc64)
5237     TARGET_BASE_ARCH=sparc
5238   ;;
5239   sparc32plus)
5240     TARGET_ARCH=sparc64
5241     TARGET_BASE_ARCH=sparc
5242     TARGET_ABI_DIR=sparc
5243     echo "TARGET_ABI32=y" >> $config_target_mak
5244   ;;
5245   s390x)
5246     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5247   ;;
5248   unicore32)
5249   ;;
5250   xtensa|xtensaeb)
5251     TARGET_ARCH=xtensa
5252   ;;
5253   *)
5254     error_exit "Unsupported target CPU"
5255   ;;
5256 esac
5257 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5258 if [ "$TARGET_BASE_ARCH" = "" ]; then
5259   TARGET_BASE_ARCH=$TARGET_ARCH
5260 fi
5261
5262 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5263
5264 upper() {
5265     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5266 }
5267
5268 target_arch_name="`upper $TARGET_ARCH`"
5269 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5270 echo "TARGET_NAME=$target_name" >> $config_target_mak
5271 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5272 if [ "$TARGET_ABI_DIR" = "" ]; then
5273   TARGET_ABI_DIR=$TARGET_ARCH
5274 fi
5275 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5276 if [ "$HOST_VARIANT_DIR" != "" ]; then
5277     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5278 fi
5279 case "$target_name" in
5280   i386|x86_64)
5281     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5282       echo "CONFIG_XEN=y" >> $config_target_mak
5283       if test "$xen_pci_passthrough" = yes; then
5284         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5285       fi
5286     fi
5287     ;;
5288   *)
5289 esac
5290 case "$target_name" in
5291   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5292     # Make sure the target and host cpus are compatible
5293     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5294       \( "$target_name" = "$cpu" -o \
5295       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5296       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5297       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5298       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5299       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5300       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5301       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) -o \
5302       \( "$target_name" = "x86_64" -a "$cpu" = "x32"   \) -o \
5303       \( "$target_name" = "i386"   -a "$cpu" = "x32" \) \) ; then
5304       echo "CONFIG_KVM=y" >> $config_target_mak
5305       if test "$vhost_net" = "yes" ; then
5306         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5307       fi
5308     fi
5309 esac
5310 if test "$target_bigendian" = "yes" ; then
5311   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5312 fi
5313 if test "$target_softmmu" = "yes" ; then
5314   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5315 fi
5316 if test "$target_user_only" = "yes" ; then
5317   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5318   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5319 fi
5320 if test "$target_linux_user" = "yes" ; then
5321   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5322 fi
5323 list=""
5324 if test ! -z "$gdb_xml_files" ; then
5325   for x in $gdb_xml_files; do
5326     list="$list $source_path/gdb-xml/$x"
5327   done
5328   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5329 fi
5330
5331 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5332   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5333 fi
5334 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5335   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5336 fi
5337 if test "$target_bsd_user" = "yes" ; then
5338   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5339 fi
5340
5341 # generate QEMU_CFLAGS/LDFLAGS for targets
5342
5343 cflags=""
5344 ldflags=""
5345
5346 for i in $ARCH $TARGET_BASE_ARCH ; do
5347   case "$i" in
5348   alpha)
5349     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5350     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5351   ;;
5352   aarch64)
5353     if test -n "${cxx}"; then
5354       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5355       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5356     fi
5357   ;;
5358   arm)
5359     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5360     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5361     if test -n "${cxx}"; then
5362       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5363       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5364     fi
5365   ;;
5366   cris)
5367     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5368     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5369   ;;
5370   hppa)
5371     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5372     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5373   ;;
5374   i386|x86_64|x32)
5375     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5376     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5377   ;;
5378   ia64*)
5379     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5380     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5381   ;;
5382   lm32)
5383     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5384     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5385   ;;
5386   m68k)
5387     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5388     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5389   ;;
5390   microblaze*)
5391     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5392     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5393   ;;
5394   mips*)
5395     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5396     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5397   ;;
5398   moxie*)
5399     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5400     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5401   ;;
5402   or32)
5403     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5404     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5405   ;;
5406   ppc*)
5407     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5408     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5409   ;;
5410   s390*)
5411     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5412     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5413   ;;
5414   sh4)
5415     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5416     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5417   ;;
5418   sparc*)
5419     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5420     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5421   ;;
5422   xtensa*)
5423     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5424     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5425   ;;
5426   esac
5427 done
5428 if test "$tcg_interpreter" = "yes" ; then
5429   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5430   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5431 fi
5432
5433 case "$ARCH" in
5434 alpha)
5435   # Ensure there's only a single GP
5436   cflags="-msmall-data $cflags"
5437 ;;
5438 esac
5439
5440 if test "$gprof" = "yes" ; then
5441   echo "TARGET_GPROF=yes" >> $config_target_mak
5442   if test "$target_linux_user" = "yes" ; then
5443     cflags="-p $cflags"
5444     ldflags="-p $ldflags"
5445   fi
5446   if test "$target_softmmu" = "yes" ; then
5447     ldflags="-p $ldflags"
5448     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5449   fi
5450 fi
5451
5452 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5453   ldflags="$ldflags $textseg_ldflags"
5454 fi
5455
5456 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5457 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5458
5459 done # for target in $targets
5460
5461 if [ "$pixman" = "internal" ]; then
5462   echo "config-host.h: subdir-pixman" >> $config_host_mak
5463 fi
5464
5465 if test "$rdma" = "yes" ; then
5466 echo "CONFIG_RDMA=y" >> $config_host_mak
5467 fi
5468
5469 if [ "$dtc_internal" = "yes" ]; then
5470   echo "config-host.h: subdir-dtc" >> $config_host_mak
5471 fi
5472
5473 if test "$numa" = "yes"; then
5474   echo "CONFIG_NUMA=y" >> $config_host_mak
5475 fi
5476
5477 # build tree in object directory in case the source is not in the current directory
5478 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5479 DIRS="$DIRS fsdev"
5480 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5481 DIRS="$DIRS roms/seabios roms/vgabios"
5482 DIRS="$DIRS qapi-generated"
5483 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5484 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5485 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5486 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5487 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5488 FILES="$FILES pc-bios/s390-ccw/Makefile"
5489 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5490 FILES="$FILES pc-bios/qemu-icon.bmp"
5491 for bios_file in \
5492     $source_path/pc-bios/*.bin \
5493     $source_path/pc-bios/*.aml \
5494     $source_path/pc-bios/*.rom \
5495     $source_path/pc-bios/*.dtb \
5496     $source_path/pc-bios/*.img \
5497     $source_path/pc-bios/openbios-* \
5498     $source_path/pc-bios/u-boot.* \
5499     $source_path/pc-bios/palcode-*
5500 do
5501     FILES="$FILES pc-bios/`basename $bios_file`"
5502 done
5503 for test_file in `find $source_path/tests/acpi-test-data -type f`
5504 do
5505     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5506 done
5507 mkdir -p $DIRS
5508 for f in $FILES ; do
5509     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5510         symlink "$source_path/$f" "$f"
5511     fi
5512 done
5513
5514 # temporary config to build submodules
5515 for rom in seabios vgabios ; do
5516     config_mak=roms/$rom/config.mak
5517     echo "# Automatically generated by configure - do not modify" > $config_mak
5518     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5519     echo "AS=$as" >> $config_mak
5520     echo "CC=$cc" >> $config_mak
5521     echo "BCC=bcc" >> $config_mak
5522     echo "CPP=$cpp" >> $config_mak
5523     echo "OBJCOPY=objcopy" >> $config_mak
5524     echo "IASL=$iasl" >> $config_mak
5525     echo "LD=$ld" >> $config_mak
5526 done
5527
5528 # set up qemu-iotests in this build directory
5529 iotests_common_env="tests/qemu-iotests/common.env"
5530 iotests_check="tests/qemu-iotests/check"
5531
5532 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5533 echo >> "$iotests_common_env"
5534 echo "export PYTHON='$python'" >> "$iotests_common_env"
5535
5536 if [ ! -e "$iotests_check" ]; then
5537     symlink "$source_path/$iotests_check" "$iotests_check"
5538 fi
5539
5540 # Save the configure command line for later reuse.
5541 cat <<EOD >config.status
5542 #!/bin/sh
5543 # Generated by configure.
5544 # Run this file to recreate the current configuration.
5545 # Compiler output produced by configure, useful for debugging
5546 # configure, is in config.log if it exists.
5547 EOD
5548 printf "exec" >>config.status
5549 printf " '%s'" "$0" "$@" >>config.status
5550 echo >>config.status
5551 chmod +x config.status
5552
5553 rm -r "$TMPDIR1"