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