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 glx=""
 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="$optarg"
1013   ;;
1014   --disable-coroutine-pool) coroutine_pool="no"
1015   ;;
1016   --enable-coroutine-pool) coroutine_pool="yes"
1017   ;;
1018   --disable-docs) docs="no"
1019   ;;
1020   --enable-docs) docs="yes"
1021   ;;
1022   --disable-vhost-net) vhost_net="no"
1023   ;;
1024   --enable-vhost-net) vhost_net="yes"
1025   ;;
1026   --disable-vhost-scsi) vhost_scsi="no"
1027   ;;
1028   --enable-vhost-scsi) vhost_scsi="yes"
1029   ;;
1030   --disable-glx) glx="no"
1031   ;;
1032   --enable-glx) glx="yes"
1033   ;;
1034   --disable-rbd) rbd="no"
1035   ;;
1036   --enable-rbd) rbd="yes"
1037   ;;
1038   --disable-xfsctl) xfs="no"
1039   ;;
1040   --enable-xfsctl) xfs="yes"
1041   ;;
1042   --disable-smartcard-nss) smartcard_nss="no"
1043   ;;
1044   --enable-smartcard-nss) smartcard_nss="yes"
1045   ;;
1046   --disable-libusb) libusb="no"
1047   ;;
1048   --enable-libusb) libusb="yes"
1049   ;;
1050   --disable-usb-redir) usb_redir="no"
1051   ;;
1052   --enable-usb-redir) usb_redir="yes"
1053   ;;
1054   --disable-zlib-test) zlib="no"
1055   ;;
1056   --disable-lzo) lzo="no"
1057   ;;
1058   --enable-lzo) lzo="yes"
1059   ;;
1060   --disable-snappy) snappy="no"
1061   ;;
1062   --enable-snappy) snappy="yes"
1063   ;;
1064   --disable-bzip2) bzip2="no"
1065   ;;
1066   --enable-bzip2) bzip2="yes"
1067   ;;
1068   --enable-guest-agent) guest_agent="yes"
1069   ;;
1070   --disable-guest-agent) guest_agent="no"
1071   ;;
1072   --with-vss-sdk) vss_win32_sdk=""
1073   ;;
1074   --with-vss-sdk=*) vss_win32_sdk="$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 "$sparse" = "yes" ; then
2081       feature_not_found "sparse" "Install sparse binary"
2082     fi
2083     sparse=no
2084   fi
2085 fi
2086
2087 ##########################################
2088 # GTK probe
2089
2090 if test "$gtkabi" = ""; then
2091     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2092     # Use 3.0 as a fallback if that is available.
2093     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2094         gtkabi=2.0
2095     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2096         gtkabi=3.0
2097     else
2098         gtkabi=2.0
2099     fi
2100 fi
2101
2102 if test "$gtk" != "no"; then
2103     gtkpackage="gtk+-$gtkabi"
2104     gtkx11package="gtk+-x11-$gtkabi"
2105     if test "$gtkabi" = "3.0" ; then
2106       gtkversion="3.0.0"
2107     else
2108       gtkversion="2.18.0"
2109     fi
2110     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2111         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2112         gtk_libs=`$pkg_config --libs $gtkpackage`
2113         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2114             gtk_libs="$gtk_libs -lX11"
2115         fi
2116         libs_softmmu="$gtk_libs $libs_softmmu"
2117         gtk="yes"
2118     elif test "$gtk" = "yes"; then
2119         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2120     else
2121         gtk="no"
2122     fi
2123 fi
2124
2125 ##########################################
2126 # VTE probe
2127
2128 if test "$vte" != "no"; then
2129     if test "$gtkabi" = "3.0"; then
2130       vtepackage="vte-2.90"
2131       vteversion="0.32.0"
2132     else
2133       vtepackage="vte"
2134       vteversion="0.24.0"
2135     fi
2136     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2137         vte_cflags=`$pkg_config --cflags $vtepackage`
2138         vte_libs=`$pkg_config --libs $vtepackage`
2139         libs_softmmu="$vte_libs $libs_softmmu"
2140         vte="yes"
2141     elif test "$vte" = "yes"; then
2142         if test "$gtkabi" = "3.0"; then
2143             feature_not_found "vte" "Install libvte-2.90 devel"
2144         else
2145             feature_not_found "vte" "Install libvte devel"
2146         fi
2147     else
2148         vte="no"
2149     fi
2150 fi
2151
2152 ##########################################
2153 # SDL probe
2154
2155 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2156 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2157
2158 if test $sdlabi = "2.0"; then
2159     sdl_config=$sdl2_config
2160     sdlname=sdl2
2161     sdlconfigname=sdl2_config
2162 else
2163     sdlname=sdl
2164     sdlconfigname=sdl_config
2165 fi
2166
2167 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2168   sdl_config=$sdlconfigname
2169 fi
2170
2171 if $pkg_config $sdlname --exists; then
2172   sdlconfig="$pkg_config $sdlname"
2173   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2174 elif has ${sdl_config}; then
2175   sdlconfig="$sdl_config"
2176   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2177 else
2178   if test "$sdl" = "yes" ; then
2179     feature_not_found "sdl" "Install SDL devel"
2180   fi
2181   sdl=no
2182 fi
2183 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2184   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2185 fi
2186
2187 sdl_too_old=no
2188 if test "$sdl" != "no" ; then
2189   cat > $TMPC << EOF
2190 #include <SDL.h>
2191 #undef main /* We don't want SDL to override our main() */
2192 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2193 EOF
2194   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2195   if test "$static" = "yes" ; then
2196     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2197   else
2198     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2199   fi
2200   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2201     if test "$_sdlversion" -lt 121 ; then
2202       sdl_too_old=yes
2203     else
2204       if test "$cocoa" = "no" ; then
2205         sdl=yes
2206       fi
2207     fi
2208
2209     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2210     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2211       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2212          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2213          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2214       fi
2215       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2216         :
2217       else
2218         sdl=no
2219       fi
2220     fi # static link
2221   else # sdl not found
2222     if test "$sdl" = "yes" ; then
2223       feature_not_found "sdl" "Install SDL devel"
2224     fi
2225     sdl=no
2226   fi # sdl compile test
2227 fi
2228
2229 if test "$sdl" = "yes" ; then
2230   cat > $TMPC <<EOF
2231 #include <SDL.h>
2232 #if defined(SDL_VIDEO_DRIVER_X11)
2233 #include <X11/XKBlib.h>
2234 #else
2235 #error No x11 support
2236 #endif
2237 int main(void) { return 0; }
2238 EOF
2239   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2240     sdl_libs="$sdl_libs -lX11"
2241   fi
2242   libs_softmmu="$sdl_libs $libs_softmmu"
2243 fi
2244
2245 ##########################################
2246 # RDMA needs OpenFabrics libraries
2247 if test "$rdma" != "no" ; then
2248   cat > $TMPC <<EOF
2249 #include <rdma/rdma_cma.h>
2250 int main(void) { return 0; }
2251 EOF
2252   rdma_libs="-lrdmacm -libverbs"
2253   if compile_prog "" "$rdma_libs" ; then
2254     rdma="yes"
2255     libs_softmmu="$libs_softmmu $rdma_libs"
2256   else
2257     if test "$rdma" = "yes" ; then
2258         error_exit \
2259             " OpenFabrics librdmacm/libibverbs not present." \
2260             " Your options:" \
2261             "  (1) Fast: Install infiniband packages from your distro." \
2262             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2263             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2264     fi
2265     rdma="no"
2266   fi
2267 fi
2268
2269 ##########################################
2270 # VNC TLS/WS detection
2271 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2272   cat > $TMPC <<EOF
2273 #include <gnutls/gnutls.h>
2274 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2275 EOF
2276   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2277   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2278   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2279     if test "$vnc_tls" != "no" ; then
2280       vnc_tls=yes
2281     fi
2282     if test "$vnc_ws" != "no" ; then
2283       vnc_ws=yes
2284     fi
2285     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2286     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2287   else
2288     if test "$vnc_tls" = "yes" ; then
2289       feature_not_found "vnc-tls" "Install gnutls devel"
2290     fi
2291     if test "$vnc_ws" = "yes" ; then
2292       feature_not_found "vnc-ws" "Install gnutls devel"
2293     fi
2294     vnc_tls=no
2295     vnc_ws=no
2296   fi
2297 fi
2298
2299 ##########################################
2300 # Quorum probe (check for gnutls)
2301 if test "$quorum" != "no" ; then
2302 cat > $TMPC <<EOF
2303 #include <gnutls/gnutls.h>
2304 #include <gnutls/crypto.h>
2305 int main(void) {char data[4096], digest[32];
2306 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2307 return 0;
2308 }
2309 EOF
2310 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2311 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2312 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2313   qcow_tls=yes
2314   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2315   libs_tools="$quorum_tls_libs $libs_softmmu"
2316   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2317   quorum="yes"
2318 else
2319   if test "$quorum" = "yes"; then
2320     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2321   fi
2322   quorum="no"
2323 fi
2324 fi
2325
2326 ##########################################
2327 # VNC SASL detection
2328 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2329   cat > $TMPC <<EOF
2330 #include <sasl/sasl.h>
2331 #include <stdio.h>
2332 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2333 EOF
2334   # Assuming Cyrus-SASL installed in /usr prefix
2335   vnc_sasl_cflags=""
2336   vnc_sasl_libs="-lsasl2"
2337   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2338     vnc_sasl=yes
2339     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2340     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2341   else
2342     if test "$vnc_sasl" = "yes" ; then
2343       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2344     fi
2345     vnc_sasl=no
2346   fi
2347 fi
2348
2349 ##########################################
2350 # VNC JPEG detection
2351 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2352 cat > $TMPC <<EOF
2353 #include <stdio.h>
2354 #include <jpeglib.h>
2355 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2356 EOF
2357     vnc_jpeg_cflags=""
2358     vnc_jpeg_libs="-ljpeg"
2359   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2360     vnc_jpeg=yes
2361     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2362     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2363   else
2364     if test "$vnc_jpeg" = "yes" ; then
2365       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2366     fi
2367     vnc_jpeg=no
2368   fi
2369 fi
2370
2371 ##########################################
2372 # VNC PNG detection
2373 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2374 cat > $TMPC <<EOF
2375 //#include <stdio.h>
2376 #include <png.h>
2377 #include <stddef.h>
2378 int main(void) {
2379     png_structp png_ptr;
2380     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2381     return png_ptr != 0;
2382 }
2383 EOF
2384   if $pkg_config libpng --exists; then
2385     vnc_png_cflags=`$pkg_config libpng --cflags`
2386     vnc_png_libs=`$pkg_config libpng --libs`
2387   else
2388     vnc_png_cflags=""
2389     vnc_png_libs="-lpng"
2390   fi
2391   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2392     vnc_png=yes
2393     libs_softmmu="$vnc_png_libs $libs_softmmu"
2394     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2395   else
2396     if test "$vnc_png" = "yes" ; then
2397       feature_not_found "vnc-png" "Install libpng devel"
2398     fi
2399     vnc_png=no
2400   fi
2401 fi
2402
2403 ##########################################
2404 # fnmatch() probe, used for ACL routines
2405 fnmatch="no"
2406 cat > $TMPC << EOF
2407 #include <fnmatch.h>
2408 int main(void)
2409 {
2410     fnmatch("foo", "foo", 0);
2411     return 0;
2412 }
2413 EOF
2414 if compile_prog "" "" ; then
2415    fnmatch="yes"
2416 fi
2417
2418 ##########################################
2419 # uuid_generate() probe, used for vdi block driver
2420 # Note that on some systems (notably MacOSX) no extra library
2421 # need be linked to get the uuid functions.
2422 if test "$uuid" != "no" ; then
2423   uuid_libs="-luuid"
2424   cat > $TMPC << EOF
2425 #include <uuid/uuid.h>
2426 int main(void)
2427 {
2428     uuid_t my_uuid;
2429     uuid_generate(my_uuid);
2430     return 0;
2431 }
2432 EOF
2433   if compile_prog "" "" ; then
2434     uuid="yes"
2435   elif compile_prog "" "$uuid_libs" ; then
2436     uuid="yes"
2437     libs_softmmu="$uuid_libs $libs_softmmu"
2438     libs_tools="$uuid_libs $libs_tools"
2439   else
2440     if test "$uuid" = "yes" ; then
2441       feature_not_found "uuid" "Install libuuid devel"
2442     fi
2443     uuid=no
2444   fi
2445 fi
2446
2447 if test "$vhdx" = "yes" ; then
2448     if test "$uuid" = "no" ; then
2449         error_exit "uuid required for VHDX support"
2450     fi
2451 elif test "$vhdx" != "no" ; then
2452     if test "$uuid" = "yes" ; then
2453         vhdx=yes
2454     else
2455         vhdx=no
2456     fi
2457 fi
2458
2459 ##########################################
2460 # xfsctl() probe, used for raw-posix
2461 if test "$xfs" != "no" ; then
2462   cat > $TMPC << EOF
2463 #include <stddef.h>  /* NULL */
2464 #include <xfs/xfs.h>
2465 int main(void)
2466 {
2467     xfsctl(NULL, 0, 0, NULL);
2468     return 0;
2469 }
2470 EOF
2471   if compile_prog "" "" ; then
2472     xfs="yes"
2473   else
2474     if test "$xfs" = "yes" ; then
2475       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2476     fi
2477     xfs=no
2478   fi
2479 fi
2480
2481 ##########################################
2482 # vde libraries probe
2483 if test "$vde" != "no" ; then
2484   vde_libs="-lvdeplug"
2485   cat > $TMPC << EOF
2486 #include <libvdeplug.h>
2487 int main(void)
2488 {
2489     struct vde_open_args a = {0, 0, 0};
2490     char s[] = "";
2491     vde_open(s, s, &a);
2492     return 0;
2493 }
2494 EOF
2495   if compile_prog "" "$vde_libs" ; then
2496     vde=yes
2497     libs_softmmu="$vde_libs $libs_softmmu"
2498     libs_tools="$vde_libs $libs_tools"
2499   else
2500     if test "$vde" = "yes" ; then
2501       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2502     fi
2503     vde=no
2504   fi
2505 fi
2506
2507 ##########################################
2508 # netmap support probe
2509 # Apart from looking for netmap headers, we make sure that the host API version
2510 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2511 # a minor/major version number. Minor new features will be marked with values up
2512 # to 15, and if something happens that requires a change to the backend we will
2513 # move above 15, submit the backend fixes and modify this two bounds.
2514 if test "$netmap" != "no" ; then
2515   cat > $TMPC << EOF
2516 #include <inttypes.h>
2517 #include <net/if.h>
2518 #include <net/netmap.h>
2519 #include <net/netmap_user.h>
2520 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2521 #error
2522 #endif
2523 int main(void) { return 0; }
2524 EOF
2525   if compile_prog "" "" ; then
2526     netmap=yes
2527   else
2528     if test "$netmap" = "yes" ; then
2529       feature_not_found "netmap"
2530     fi
2531     netmap=no
2532   fi
2533 fi
2534
2535 ##########################################
2536 # libcap-ng library probe
2537 if test "$cap_ng" != "no" ; then
2538   cap_libs="-lcap-ng"
2539   cat > $TMPC << EOF
2540 #include <cap-ng.h>
2541 int main(void)
2542 {
2543     capng_capability_to_name(CAPNG_EFFECTIVE);
2544     return 0;
2545 }
2546 EOF
2547   if compile_prog "" "$cap_libs" ; then
2548     cap_ng=yes
2549     libs_tools="$cap_libs $libs_tools"
2550   else
2551     if test "$cap_ng" = "yes" ; then
2552       feature_not_found "cap_ng" "Install libcap-ng devel"
2553     fi
2554     cap_ng=no
2555   fi
2556 fi
2557
2558 ##########################################
2559 # Sound support libraries probe
2560
2561 audio_drv_probe()
2562 {
2563     drv=$1
2564     hdr=$2
2565     lib=$3
2566     exp=$4
2567     cfl=$5
2568         cat > $TMPC << EOF
2569 #include <$hdr>
2570 int main(void) { $exp }
2571 EOF
2572     if compile_prog "$cfl" "$lib" ; then
2573         :
2574     else
2575         error_exit "$drv check failed" \
2576             "Make sure to have the $drv libs and headers installed."
2577     fi
2578 }
2579
2580 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2581 for drv in $audio_drv_list; do
2582     case $drv in
2583     alsa)
2584     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2585         "return snd_pcm_close((snd_pcm_t *)0);"
2586     libs_softmmu="-lasound $libs_softmmu"
2587     ;;
2588
2589     fmod)
2590     if test -z $fmod_lib || test -z $fmod_inc; then
2591         error_exit "You must specify path to FMOD library and headers" \
2592             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2593     fi
2594     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2595     libs_softmmu="$fmod_lib $libs_softmmu"
2596     ;;
2597
2598     esd)
2599     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2600     libs_softmmu="-lesd $libs_softmmu"
2601     audio_pt_int="yes"
2602     ;;
2603
2604     pa)
2605     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2606         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2607     libs_softmmu="-lpulse $libs_softmmu"
2608     audio_pt_int="yes"
2609     ;;
2610
2611     coreaudio)
2612       libs_softmmu="-framework CoreAudio $libs_softmmu"
2613     ;;
2614
2615     dsound)
2616       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2617       audio_win_int="yes"
2618     ;;
2619
2620     oss)
2621       libs_softmmu="$oss_lib $libs_softmmu"
2622     ;;
2623
2624     sdl|wav)
2625     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2626     ;;
2627
2628     winwave)
2629       libs_softmmu="-lwinmm $libs_softmmu"
2630       audio_win_int="yes"
2631     ;;
2632
2633     *)
2634     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2635         error_exit "Unknown driver '$drv' selected" \
2636             "Possible drivers are: $audio_possible_drivers"
2637     }
2638     ;;
2639     esac
2640 done
2641
2642 ##########################################
2643 # BrlAPI probe
2644
2645 if test "$brlapi" != "no" ; then
2646   brlapi_libs="-lbrlapi"
2647   cat > $TMPC << EOF
2648 #include <brlapi.h>
2649 #include <stddef.h>
2650 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2651 EOF
2652   if compile_prog "" "$brlapi_libs" ; then
2653     brlapi=yes
2654     libs_softmmu="$brlapi_libs $libs_softmmu"
2655   else
2656     if test "$brlapi" = "yes" ; then
2657       feature_not_found "brlapi" "Install brlapi devel"
2658     fi
2659     brlapi=no
2660   fi
2661 fi
2662
2663 ##########################################
2664 # curses probe
2665 if test "$curses" != "no" ; then
2666   if test "$mingw32" = "yes" ; then
2667     curses_list="-lpdcurses"
2668   else
2669     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2670   fi
2671   curses_found=no
2672   cat > $TMPC << EOF
2673 #include <curses.h>
2674 int main(void) {
2675   const char *s = curses_version();
2676   resize_term(0, 0);
2677   return s != 0;
2678 }
2679 EOF
2680   IFS=:
2681   for curses_lib in $curses_list; do
2682     unset IFS
2683     if compile_prog "" "$curses_lib" ; then
2684       curses_found=yes
2685       libs_softmmu="$curses_lib $libs_softmmu"
2686       break
2687     fi
2688   done
2689   unset IFS
2690   if test "$curses_found" = "yes" ; then
2691     curses=yes
2692   else
2693     if test "$curses" = "yes" ; then
2694       feature_not_found "curses" "Install ncurses devel"
2695     fi
2696     curses=no
2697   fi
2698 fi
2699
2700 ##########################################
2701 # curl probe
2702 if test "$curl" != "no" ; then
2703   if $pkg_config libcurl --exists; then
2704     curlconfig="$pkg_config libcurl"
2705   else
2706     curlconfig=curl-config
2707   fi
2708   cat > $TMPC << EOF
2709 #include <curl/curl.h>
2710 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2711 EOF
2712   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2713   curl_libs=`$curlconfig --libs 2>/dev/null`
2714   if compile_prog "$curl_cflags" "$curl_libs" ; then
2715     curl=yes
2716   else
2717     if test "$curl" = "yes" ; then
2718       feature_not_found "curl" "Install libcurl devel"
2719     fi
2720     curl=no
2721   fi
2722 fi # test "$curl"
2723
2724 ##########################################
2725 # bluez support probe
2726 if test "$bluez" != "no" ; then
2727   cat > $TMPC << EOF
2728 #include <bluetooth/bluetooth.h>
2729 int main(void) { return bt_error(0); }
2730 EOF
2731   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2732   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2733   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2734     bluez=yes
2735     libs_softmmu="$bluez_libs $libs_softmmu"
2736   else
2737     if test "$bluez" = "yes" ; then
2738       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2739     fi
2740     bluez="no"
2741   fi
2742 fi
2743
2744 ##########################################
2745 # glib support probe
2746
2747 if test "$mingw32" = yes; then
2748     # g_poll is required in order to integrate with the glib main loop.
2749     glib_req_ver=2.20
2750 else
2751     glib_req_ver=2.12
2752 fi
2753 glib_modules=gthread-2.0
2754 if test "$modules" = yes; then
2755     glib_modules="$glib_modules gmodule-2.0"
2756 fi
2757
2758 for i in $glib_modules; do
2759     if $pkg_config --atleast-version=$glib_req_ver $i; then
2760         glib_cflags=`$pkg_config --cflags $i`
2761         glib_libs=`$pkg_config --libs $i`
2762         CFLAGS="$glib_cflags $CFLAGS"
2763         LIBS="$glib_libs $LIBS"
2764         libs_qga="$glib_libs $libs_qga"
2765     else
2766         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2767     fi
2768 done
2769
2770 # g_test_trap_subprocess added in 2.38. Used by some tests.
2771 glib_subprocess=yes
2772 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2773     glib_subprocess=no
2774 fi
2775
2776 ##########################################
2777 # SHA command probe for modules
2778 if test "$modules" = yes; then
2779     shacmd_probe="sha1sum sha1 shasum"
2780     for c in $shacmd_probe; do
2781         if has $c; then
2782             shacmd="$c"
2783             break
2784         fi
2785     done
2786     if test "$shacmd" = ""; then
2787         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2788     fi
2789 fi
2790
2791 ##########################################
2792 # pixman support probe
2793
2794 if test "$pixman" = ""; then
2795   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2796     pixman="none"
2797   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2798     pixman="system"
2799   else
2800     pixman="internal"
2801   fi
2802 fi
2803 if test "$pixman" = "none"; then
2804   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2805     error_exit "pixman disabled but system emulation or tools build" \
2806         "enabled.  You can turn off pixman only if you also" \
2807         "disable all system emulation targets and the tools" \
2808         "build with '--disable-tools --disable-system'."
2809   fi
2810   pixman_cflags=
2811   pixman_libs=
2812 elif test "$pixman" = "system"; then
2813   # pixman version has been checked above
2814   pixman_cflags=`$pkg_config --cflags pixman-1`
2815   pixman_libs=`$pkg_config --libs pixman-1`
2816 else
2817   if test ! -d ${source_path}/pixman/pixman; then
2818     error_exit "pixman >= 0.21.8 not present. Your options:" \
2819         "  (1) Preferred: Install the pixman devel package (any recent" \
2820         "      distro should have packages as Xorg needs pixman too)." \
2821         "  (2) Fetch the pixman submodule, using:" \
2822         "      git submodule update --init pixman"
2823   fi
2824   mkdir -p pixman/pixman
2825   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2826   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2827 fi
2828
2829 ##########################################
2830 # libcap probe
2831
2832 if test "$cap" != "no" ; then
2833   cat > $TMPC <<EOF
2834 #include <stdio.h>
2835 #include <sys/capability.h>
2836 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2837 EOF
2838   if compile_prog "" "-lcap" ; then
2839     cap=yes
2840   else
2841     cap=no
2842   fi
2843 fi
2844
2845 ##########################################
2846 # pthread probe
2847 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2848
2849 pthread=no
2850 cat > $TMPC << EOF
2851 #include <pthread.h>
2852 static void *f(void *p) { return NULL; }
2853 int main(void) {
2854   pthread_t thread;
2855   pthread_create(&thread, 0, f, 0);
2856   return 0;
2857 }
2858 EOF
2859 if compile_prog "" "" ; then
2860   pthread=yes
2861 else
2862   for pthread_lib in $PTHREADLIBS_LIST; do
2863     if compile_prog "" "$pthread_lib" ; then
2864       pthread=yes
2865       found=no
2866       for lib_entry in $LIBS; do
2867         if test "$lib_entry" = "$pthread_lib"; then
2868           found=yes
2869           break
2870         fi
2871       done
2872       if test "$found" = "no"; then
2873         LIBS="$pthread_lib $LIBS"
2874       fi
2875       break
2876     fi
2877   done
2878 fi
2879
2880 if test "$mingw32" != yes -a "$pthread" = no; then
2881   error_exit "pthread check failed" \
2882       "Make sure to have the pthread libs and headers installed."
2883 fi
2884
2885 # check for pthread_setname_np
2886 pthread_setname_np=no
2887 cat > $TMPC << EOF
2888 #include <pthread.h>
2889
2890 static void *f(void *p) { return NULL; }
2891 int main(void)
2892 {
2893     pthread_t thread;
2894     pthread_create(&thread, 0, f, 0);
2895     pthread_setname_np(thread, "QEMU");
2896     return 0;
2897 }
2898 EOF
2899 if compile_prog "" "$pthread_lib" ; then
2900   pthread_setname_np=yes
2901 fi
2902
2903 ##########################################
2904 # rbd probe
2905 if test "$rbd" != "no" ; then
2906   cat > $TMPC <<EOF
2907 #include <stdio.h>
2908 #include <rbd/librbd.h>
2909 int main(void) {
2910     rados_t cluster;
2911     rados_create(&cluster, NULL);
2912     return 0;
2913 }
2914 EOF
2915   rbd_libs="-lrbd -lrados"
2916   if compile_prog "" "$rbd_libs" ; then
2917     rbd=yes
2918   else
2919     if test "$rbd" = "yes" ; then
2920       feature_not_found "rados block device" "Install librbd/ceph devel"
2921     fi
2922     rbd=no
2923   fi
2924 fi
2925
2926 ##########################################
2927 # libssh2 probe
2928 min_libssh2_version=1.2.8
2929 if test "$libssh2" != "no" ; then
2930   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2931     libssh2_cflags=`$pkg_config libssh2 --cflags`
2932     libssh2_libs=`$pkg_config libssh2 --libs`
2933     libssh2=yes
2934   else
2935     if test "$libssh2" = "yes" ; then
2936       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2937     fi
2938     libssh2=no
2939   fi
2940 fi
2941
2942 ##########################################
2943 # libssh2_sftp_fsync probe
2944
2945 if test "$libssh2" = "yes"; then
2946   cat > $TMPC <<EOF
2947 #include <stdio.h>
2948 #include <libssh2.h>
2949 #include <libssh2_sftp.h>
2950 int main(void) {
2951     LIBSSH2_SESSION *session;
2952     LIBSSH2_SFTP *sftp;
2953     LIBSSH2_SFTP_HANDLE *sftp_handle;
2954     session = libssh2_session_init ();
2955     sftp = libssh2_sftp_init (session);
2956     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2957     libssh2_sftp_fsync (sftp_handle);
2958     return 0;
2959 }
2960 EOF
2961   # libssh2_cflags/libssh2_libs defined in previous test.
2962   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2963     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2964   fi
2965 fi
2966
2967 ##########################################
2968 # linux-aio probe
2969
2970 if test "$linux_aio" != "no" ; then
2971   cat > $TMPC <<EOF
2972 #include <libaio.h>
2973 #include <sys/eventfd.h>
2974 #include <stddef.h>
2975 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2976 EOF
2977   if compile_prog "" "-laio" ; then
2978     linux_aio=yes
2979   else
2980     if test "$linux_aio" = "yes" ; then
2981       feature_not_found "linux AIO" "Install libaio devel"
2982     fi
2983     linux_aio=no
2984   fi
2985 fi
2986
2987 ##########################################
2988 # TPM passthrough is only on x86 Linux
2989
2990 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2991   tpm_passthrough=$tpm
2992 else
2993   tpm_passthrough=no
2994 fi
2995
2996 ##########################################
2997 # attr probe
2998
2999 if test "$attr" != "no" ; then
3000   cat > $TMPC <<EOF
3001 #include <stdio.h>
3002 #include <sys/types.h>
3003 #ifdef CONFIG_LIBATTR
3004 #include <attr/xattr.h>
3005 #else
3006 #include <sys/xattr.h>
3007 #endif
3008 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3009 EOF
3010   if compile_prog "" "" ; then
3011     attr=yes
3012   # Older distros have <attr/xattr.h>, and need -lattr:
3013   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3014     attr=yes
3015     LIBS="-lattr $LIBS"
3016     libattr=yes
3017   else
3018     if test "$attr" = "yes" ; then
3019       feature_not_found "ATTR" "Install libc6 or libattr devel"
3020     fi
3021     attr=no
3022   fi
3023 fi
3024
3025 ##########################################
3026 # iovec probe
3027 cat > $TMPC <<EOF
3028 #include <sys/types.h>
3029 #include <sys/uio.h>
3030 #include <unistd.h>
3031 int main(void) { return sizeof(struct iovec); }
3032 EOF
3033 iovec=no
3034 if compile_prog "" "" ; then
3035   iovec=yes
3036 fi
3037
3038 ##########################################
3039 # preadv probe
3040 cat > $TMPC <<EOF
3041 #include <sys/types.h>
3042 #include <sys/uio.h>
3043 #include <unistd.h>
3044 int main(void) { return preadv(0, 0, 0, 0); }
3045 EOF
3046 preadv=no
3047 if compile_prog "" "" ; then
3048   preadv=yes
3049 fi
3050
3051 ##########################################
3052 # fdt probe
3053 # fdt support is mandatory for at least some target architectures,
3054 # so insist on it if we're building those system emulators.
3055 fdt_required=no
3056 for target in $target_list; do
3057   case $target in
3058     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3059       fdt_required=yes
3060     ;;
3061   esac
3062 done
3063
3064 if test "$fdt_required" = "yes"; then
3065   if test "$fdt" = "no"; then
3066     error_exit "fdt disabled but some requested targets require it." \
3067       "You can turn off fdt only if you also disable all the system emulation" \
3068       "targets which need it (by specifying a cut down --target-list)."
3069   fi
3070   fdt=yes
3071 fi
3072
3073 if test "$fdt" != "no" ; then
3074   fdt_libs="-lfdt"
3075   # explicitly check for libfdt_env.h as it is missing in some stable installs
3076   cat > $TMPC << EOF
3077 #include <libfdt_env.h>
3078 int main(void) { return 0; }
3079 EOF
3080   if compile_prog "" "$fdt_libs" ; then
3081     # system DTC is good - use it
3082     fdt=yes
3083   elif test -d ${source_path}/dtc/libfdt ; then
3084     # have submodule DTC - use it
3085     fdt=yes
3086     dtc_internal="yes"
3087     mkdir -p dtc
3088     if [ "$pwd_is_source_path" != "y" ] ; then
3089        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3090        symlink "$source_path/dtc/scripts" "dtc/scripts"
3091     fi
3092     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3093     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3094   elif test "$fdt" = "yes" ; then
3095     # have neither and want - prompt for system/submodule install
3096     error_exit "DTC (libfdt) not present. Your options:" \
3097         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3098         "  (2) Fetch the DTC submodule, using:" \
3099         "      git submodule update --init dtc"
3100   else
3101     # don't have and don't want
3102     fdt_libs=
3103     fdt=no
3104   fi
3105 fi
3106
3107 libs_softmmu="$libs_softmmu $fdt_libs"
3108
3109 ##########################################
3110 # GLX probe, used by milkymist-tmu2
3111 if test "$glx" != "no" ; then
3112   glx_libs="-lGL -lX11"
3113   cat > $TMPC << EOF
3114 #include <X11/Xlib.h>
3115 #include <GL/gl.h>
3116 #include <GL/glx.h>
3117 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3118 EOF
3119   if compile_prog "" "-lGL -lX11" ; then
3120     glx=yes
3121   else
3122     if test "$glx" = "yes" ; then
3123       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3124     fi
3125     glx_libs=
3126     glx=no
3127   fi
3128 fi
3129
3130
3131 ##########################################
3132 # archipelago probe
3133 if test "$archipelago" != "no" ; then
3134     cat > $TMPC <<EOF
3135 #include <stdio.h>
3136 #include <xseg/xseg.h>
3137 #include <xseg/protocol.h>
3138 int main(void) {
3139     xseg_initialize();
3140     return 0;
3141 }
3142 EOF
3143     archipelago_libs=-lxseg
3144     if compile_prog "" "$archipelago_libs"; then
3145         archipelago="yes"
3146         libs_tools="$archipelago_libs $libs_tools"
3147         libs_softmmu="$archipelago_libs $libs_softmmu"
3148     else
3149       if test "$archipelago" = "yes" ; then
3150         feature_not_found "Archipelago backend support" "Install libxseg devel"
3151       fi
3152       archipelago="no"
3153     fi
3154 fi
3155
3156
3157 ##########################################
3158 # glusterfs probe
3159 if test "$glusterfs" != "no" ; then
3160   if $pkg_config --atleast-version=3 glusterfs-api; then
3161     glusterfs="yes"
3162     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3163     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3164     if $pkg_config --atleast-version=5 glusterfs-api; then
3165       glusterfs_discard="yes"
3166     fi
3167     if $pkg_config --atleast-version=6 glusterfs-api; then
3168       glusterfs_zerofill="yes"
3169     fi
3170   else
3171     if test "$glusterfs" = "yes" ; then
3172       feature_not_found "GlusterFS backend support" \
3173           "Install glusterfs-api devel >= 3"
3174     fi
3175     glusterfs="no"
3176   fi
3177 fi
3178
3179 # Check for inotify functions when we are building linux-user
3180 # emulator.  This is done because older glibc versions don't
3181 # have syscall stubs for these implemented.  In that case we
3182 # don't provide them even if kernel supports them.
3183 #
3184 inotify=no
3185 cat > $TMPC << EOF
3186 #include <sys/inotify.h>
3187
3188 int
3189 main(void)
3190 {
3191         /* try to start inotify */
3192         return inotify_init();
3193 }
3194 EOF
3195 if compile_prog "" "" ; then
3196   inotify=yes
3197 fi
3198
3199 inotify1=no
3200 cat > $TMPC << EOF
3201 #include <sys/inotify.h>
3202
3203 int
3204 main(void)
3205 {
3206     /* try to start inotify */
3207     return inotify_init1(0);
3208 }
3209 EOF
3210 if compile_prog "" "" ; then
3211   inotify1=yes
3212 fi
3213
3214 # check if utimensat and futimens are supported
3215 utimens=no
3216 cat > $TMPC << EOF
3217 #define _ATFILE_SOURCE
3218 #include <stddef.h>
3219 #include <fcntl.h>
3220 #include <sys/stat.h>
3221
3222 int main(void)
3223 {
3224     utimensat(AT_FDCWD, "foo", NULL, 0);
3225     futimens(0, NULL);
3226     return 0;
3227 }
3228 EOF
3229 if compile_prog "" "" ; then
3230   utimens=yes
3231 fi
3232
3233 # check if pipe2 is there
3234 pipe2=no
3235 cat > $TMPC << EOF
3236 #include <unistd.h>
3237 #include <fcntl.h>
3238
3239 int main(void)
3240 {
3241     int pipefd[2];
3242     return pipe2(pipefd, O_CLOEXEC);
3243 }
3244 EOF
3245 if compile_prog "" "" ; then
3246   pipe2=yes
3247 fi
3248
3249 # check if accept4 is there
3250 accept4=no
3251 cat > $TMPC << EOF
3252 #include <sys/socket.h>
3253 #include <stddef.h>
3254
3255 int main(void)
3256 {
3257     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3258     return 0;
3259 }
3260 EOF
3261 if compile_prog "" "" ; then
3262   accept4=yes
3263 fi
3264
3265 # check if tee/splice is there. vmsplice was added same time.
3266 splice=no
3267 cat > $TMPC << EOF
3268 #include <unistd.h>
3269 #include <fcntl.h>
3270 #include <limits.h>
3271
3272 int main(void)
3273 {
3274     int len, fd = 0;
3275     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3276     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3277     return 0;
3278 }
3279 EOF
3280 if compile_prog "" "" ; then
3281   splice=yes
3282 fi
3283
3284 ##########################################
3285 # libnuma probe
3286
3287 if test "$numa" != "no" ; then
3288   cat > $TMPC << EOF
3289 #include <numa.h>
3290 int main(void) { return numa_available(); }
3291 EOF
3292
3293   if compile_prog "" "-lnuma" ; then
3294     numa=yes
3295     libs_softmmu="-lnuma $libs_softmmu"
3296   else
3297     if test "$numa" = "yes" ; then
3298       feature_not_found "numa" "install numactl devel"
3299     fi
3300     numa=no
3301   fi
3302 fi
3303
3304 ##########################################
3305 # signalfd probe
3306 signalfd="no"
3307 cat > $TMPC << EOF
3308 #include <unistd.h>
3309 #include <sys/syscall.h>
3310 #include <signal.h>
3311 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3312 EOF
3313
3314 if compile_prog "" "" ; then
3315   signalfd=yes
3316 fi
3317
3318 # check if eventfd is supported
3319 eventfd=no
3320 cat > $TMPC << EOF
3321 #include <sys/eventfd.h>
3322
3323 int main(void)
3324 {
3325     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3326 }
3327 EOF
3328 if compile_prog "" "" ; then
3329   eventfd=yes
3330 fi
3331
3332 # check for fallocate
3333 fallocate=no
3334 cat > $TMPC << EOF
3335 #include <fcntl.h>
3336
3337 int main(void)
3338 {
3339     fallocate(0, 0, 0, 0);
3340     return 0;
3341 }
3342 EOF
3343 if compile_prog "" "" ; then
3344   fallocate=yes
3345 fi
3346
3347 # check for fallocate hole punching
3348 fallocate_punch_hole=no
3349 cat > $TMPC << EOF
3350 #include <fcntl.h>
3351 #include <linux/falloc.h>
3352
3353 int main(void)
3354 {
3355     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3356     return 0;
3357 }
3358 EOF
3359 if compile_prog "" "" ; then
3360   fallocate_punch_hole=yes
3361 fi
3362
3363 # check that fallocate supports range zeroing inside the file
3364 fallocate_zero_range=no
3365 cat > $TMPC << EOF
3366 #include <fcntl.h>
3367 #include <linux/falloc.h>
3368
3369 int main(void)
3370 {
3371     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3372     return 0;
3373 }
3374 EOF
3375 if compile_prog "" "" ; then
3376   fallocate_zero_range=yes
3377 fi
3378
3379 # check for posix_fallocate
3380 posix_fallocate=no
3381 cat > $TMPC << EOF
3382 #include <fcntl.h>
3383
3384 int main(void)
3385 {
3386     posix_fallocate(0, 0, 0);
3387     return 0;
3388 }
3389 EOF
3390 if compile_prog "" "" ; then
3391     posix_fallocate=yes
3392 fi
3393
3394 # check for sync_file_range
3395 sync_file_range=no
3396 cat > $TMPC << EOF
3397 #include <fcntl.h>
3398
3399 int main(void)
3400 {
3401     sync_file_range(0, 0, 0, 0);
3402     return 0;
3403 }
3404 EOF
3405 if compile_prog "" "" ; then
3406   sync_file_range=yes
3407 fi
3408
3409 # check for linux/fiemap.h and FS_IOC_FIEMAP
3410 fiemap=no
3411 cat > $TMPC << EOF
3412 #include <sys/ioctl.h>
3413 #include <linux/fs.h>
3414 #include <linux/fiemap.h>
3415
3416 int main(void)
3417 {
3418     ioctl(0, FS_IOC_FIEMAP, 0);
3419     return 0;
3420 }
3421 EOF
3422 if compile_prog "" "" ; then
3423   fiemap=yes
3424 fi
3425
3426 # check for dup3
3427 dup3=no
3428 cat > $TMPC << EOF
3429 #include <unistd.h>
3430
3431 int main(void)
3432 {
3433     dup3(0, 0, 0);
3434     return 0;
3435 }
3436 EOF
3437 if compile_prog "" "" ; then
3438   dup3=yes
3439 fi
3440
3441 # check for ppoll support
3442 ppoll=no
3443 cat > $TMPC << EOF
3444 #include <poll.h>
3445
3446 int main(void)
3447 {
3448     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3449     ppoll(&pfd, 1, 0, 0);
3450     return 0;
3451 }
3452 EOF
3453 if compile_prog "" "" ; then
3454   ppoll=yes
3455 fi
3456
3457 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3458 prctl_pr_set_timerslack=no
3459 cat > $TMPC << EOF
3460 #include <sys/prctl.h>
3461
3462 int main(void)
3463 {
3464     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3465     return 0;
3466 }
3467 EOF
3468 if compile_prog "" "" ; then
3469   prctl_pr_set_timerslack=yes
3470 fi
3471
3472 # check for epoll support
3473 epoll=no
3474 cat > $TMPC << EOF
3475 #include <sys/epoll.h>
3476
3477 int main(void)
3478 {
3479     epoll_create(0);
3480     return 0;
3481 }
3482 EOF
3483 if compile_prog "" "" ; then
3484   epoll=yes
3485 fi
3486
3487 # epoll_create1 and epoll_pwait are later additions
3488 # so we must check separately for their presence
3489 epoll_create1=no
3490 cat > $TMPC << EOF
3491 #include <sys/epoll.h>
3492
3493 int main(void)
3494 {
3495     /* Note that we use epoll_create1 as a value, not as
3496      * a function being called. This is necessary so that on
3497      * old SPARC glibc versions where the function was present in
3498      * the library but not declared in the header file we will
3499      * fail the configure check. (Otherwise we will get a compiler
3500      * warning but not an error, and will proceed to fail the
3501      * qemu compile where we compile with -Werror.)
3502      */
3503     return (int)(uintptr_t)&epoll_create1;
3504 }
3505 EOF
3506 if compile_prog "" "" ; then
3507   epoll_create1=yes
3508 fi
3509
3510 epoll_pwait=no
3511 cat > $TMPC << EOF
3512 #include <sys/epoll.h>
3513
3514 int main(void)
3515 {
3516     epoll_pwait(0, 0, 0, 0, 0);
3517     return 0;
3518 }
3519 EOF
3520 if compile_prog "" "" ; then
3521   epoll_pwait=yes
3522 fi
3523
3524 # check for sendfile support
3525 sendfile=no
3526 cat > $TMPC << EOF
3527 #include <sys/sendfile.h>
3528
3529 int main(void)
3530 {
3531     return sendfile(0, 0, 0, 0);
3532 }
3533 EOF
3534 if compile_prog "" "" ; then
3535   sendfile=yes
3536 fi
3537
3538 # check for timerfd support (glibc 2.8 and newer)
3539 timerfd=no
3540 cat > $TMPC << EOF
3541 #include <sys/timerfd.h>
3542
3543 int main(void)
3544 {
3545     return(timerfd_create(CLOCK_REALTIME, 0));
3546 }
3547 EOF
3548 if compile_prog "" "" ; then
3549   timerfd=yes
3550 fi
3551
3552 # check for setns and unshare support
3553 setns=no
3554 cat > $TMPC << EOF
3555 #include <sched.h>
3556
3557 int main(void)
3558 {
3559     int ret;
3560     ret = setns(0, 0);
3561     ret = unshare(0);
3562     return ret;
3563 }
3564 EOF
3565 if compile_prog "" "" ; then
3566   setns=yes
3567 fi
3568
3569 # Check if tools are available to build documentation.
3570 if test "$docs" != "no" ; then
3571   if has makeinfo && has pod2man; then
3572     docs=yes
3573   else
3574     if test "$docs" = "yes" ; then
3575       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3576     fi
3577     docs=no
3578   fi
3579 fi
3580
3581 # Search for bswap_32 function
3582 byteswap_h=no
3583 cat > $TMPC << EOF
3584 #include <byteswap.h>
3585 int main(void) { return bswap_32(0); }
3586 EOF
3587 if compile_prog "" "" ; then
3588   byteswap_h=yes
3589 fi
3590
3591 # Search for bswap32 function
3592 bswap_h=no
3593 cat > $TMPC << EOF
3594 #include <sys/endian.h>
3595 #include <sys/types.h>
3596 #include <machine/bswap.h>
3597 int main(void) { return bswap32(0); }
3598 EOF
3599 if compile_prog "" "" ; then
3600   bswap_h=yes
3601 fi
3602
3603 ##########################################
3604 # Do we have libiscsi >= 1.9.0
3605 if test "$libiscsi" != "no" ; then
3606   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3607     libiscsi="yes"
3608     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3609     libiscsi_libs=$($pkg_config --libs libiscsi)
3610   else
3611     if test "$libiscsi" = "yes" ; then
3612       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3613     fi
3614     libiscsi="no"
3615   fi
3616 fi
3617
3618 ##########################################
3619 # Do we need libm
3620 cat > $TMPC << EOF
3621 #include <math.h>
3622 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3623 EOF
3624 if compile_prog "" "" ; then
3625   :
3626 elif compile_prog "" "-lm" ; then
3627   LIBS="-lm $LIBS"
3628   libs_qga="-lm $libs_qga"
3629 else
3630   error_exit "libm check failed"
3631 fi
3632
3633 ##########################################
3634 # Do we need librt
3635 # uClibc provides 2 versions of clock_gettime(), one with realtime
3636 # support and one without. This means that the clock_gettime() don't
3637 # need -lrt. We still need it for timer_create() so we check for this
3638 # function in addition.
3639 cat > $TMPC <<EOF
3640 #include <signal.h>
3641 #include <time.h>
3642 int main(void) {
3643   timer_create(CLOCK_REALTIME, NULL, NULL);
3644   return clock_gettime(CLOCK_REALTIME, NULL);
3645 }
3646 EOF
3647
3648 if compile_prog "" "" ; then
3649   :
3650 # we need pthread for static linking. use previous pthread test result
3651 elif compile_prog "" "$pthread_lib -lrt" ; then
3652   LIBS="$LIBS -lrt"
3653   libs_qga="$libs_qga -lrt"
3654 fi
3655
3656 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3657         "$aix" != "yes" -a "$haiku" != "yes" ; then
3658     libs_softmmu="-lutil $libs_softmmu"
3659 fi
3660
3661 ##########################################
3662 # spice probe
3663 if test "$spice" != "no" ; then
3664   cat > $TMPC << EOF
3665 #include <spice.h>
3666 int main(void) { spice_server_new(); return 0; }
3667 EOF
3668   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3669   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3670   if $pkg_config --atleast-version=0.12.0 spice-server && \
3671      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3672      compile_prog "$spice_cflags" "$spice_libs" ; then
3673     spice="yes"
3674     libs_softmmu="$libs_softmmu $spice_libs"
3675     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3676     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3677     spice_server_version=$($pkg_config --modversion spice-server)
3678   else
3679     if test "$spice" = "yes" ; then
3680       feature_not_found "spice" \
3681           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3682     fi
3683     spice="no"
3684   fi
3685 fi
3686
3687 # check for libcacard for smartcard support
3688 smartcard_cflags=""
3689 # TODO - what's the minimal nss version we support?
3690 if test "$smartcard_nss" != "no"; then
3691   cat > $TMPC << EOF
3692 #include <pk11pub.h>
3693 int main(void) { PK11_FreeSlot(0); return 0; }
3694 EOF
3695     # FIXME: do not include $glib_* in here
3696     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3697     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3698     test_cflags="$nss_cflags"
3699     # The header files in nss < 3.13.3 have a bug which causes them to
3700     # emit a warning. If we're going to compile QEMU with -Werror, then
3701     # test that the headers don't have this bug. Otherwise we would pass
3702     # the configure test but fail to compile QEMU later.
3703     if test "$werror" = "yes"; then
3704         test_cflags="-Werror $test_cflags"
3705     fi
3706     if test -n "$libtool" &&
3707        $pkg_config --atleast-version=3.12.8 nss && \
3708       compile_prog "$test_cflags" "$nss_libs"; then
3709         smartcard_nss="yes"
3710     else
3711         if test "$smartcard_nss" = "yes"; then
3712             feature_not_found "nss" "Install nss devel >= 3.12.8"
3713         fi
3714         smartcard_nss="no"
3715     fi
3716 fi
3717
3718 # check for libusb
3719 if test "$libusb" != "no" ; then
3720     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3721         libusb="yes"
3722         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3723         libusb_libs=$($pkg_config --libs libusb-1.0)
3724         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3725         libs_softmmu="$libs_softmmu $libusb_libs"
3726     else
3727         if test "$libusb" = "yes"; then
3728             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3729         fi
3730         libusb="no"
3731     fi
3732 fi
3733
3734 # check for usbredirparser for usb network redirection support
3735 if test "$usb_redir" != "no" ; then
3736     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3737         usb_redir="yes"
3738         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3739         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3740         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3741         libs_softmmu="$libs_softmmu $usb_redir_libs"
3742     else
3743         if test "$usb_redir" = "yes"; then
3744             feature_not_found "usb-redir" "Install usbredir devel"
3745         fi
3746         usb_redir="no"
3747     fi
3748 fi
3749
3750 ##########################################
3751 # check if we have VSS SDK headers for win
3752
3753 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3754   case "$vss_win32_sdk" in
3755     "")   vss_win32_include="-I$source_path" ;;
3756     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3757           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3758           vss_win32_include="-I$source_path/.sdk/vss"
3759           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3760           ;;
3761     *)    vss_win32_include="-I$vss_win32_sdk"
3762   esac
3763   cat > $TMPC << EOF
3764 #define __MIDL_user_allocate_free_DEFINED__
3765 #include <inc/win2003/vss.h>
3766 int main(void) { return VSS_CTX_BACKUP; }
3767 EOF
3768   if compile_prog "$vss_win32_include" "" ; then
3769     guest_agent_with_vss="yes"
3770     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3771     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3772   else
3773     if test "$vss_win32_sdk" != "" ; then
3774       echo "ERROR: Please download and install Microsoft VSS SDK:"
3775       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3776       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3777       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3778       echo "ERROR: The headers are extracted in the directory \`inc'."
3779       feature_not_found "VSS support"
3780     fi
3781     guest_agent_with_vss="no"
3782   fi
3783 fi
3784
3785 ##########################################
3786 # lookup Windows platform SDK (if not specified)
3787 # The SDK is needed only to build .tlb (type library) file of guest agent
3788 # VSS provider from the source. It is usually unnecessary because the
3789 # pre-compiled .tlb file is included.
3790
3791 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3792   if test -z "$win_sdk"; then
3793     programfiles="$PROGRAMFILES"
3794     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3795     if test -n "$programfiles"; then
3796       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3797     else
3798       feature_not_found "Windows SDK"
3799     fi
3800   elif test "$win_sdk" = "no"; then
3801     win_sdk=""
3802   fi
3803 fi
3804
3805 ##########################################
3806
3807 ##########################################
3808 # check if we have fdatasync
3809
3810 fdatasync=no
3811 cat > $TMPC << EOF
3812 #include <unistd.h>
3813 int main(void) {
3814 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3815 return fdatasync(0);
3816 #else
3817 #error Not supported
3818 #endif
3819 }
3820 EOF
3821 if compile_prog "" "" ; then
3822     fdatasync=yes
3823 fi
3824
3825 ##########################################
3826 # check if we have madvise
3827
3828 madvise=no
3829 cat > $TMPC << EOF
3830 #include <sys/types.h>
3831 #include <sys/mman.h>
3832 #include <stddef.h>
3833 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3834 EOF
3835 if compile_prog "" "" ; then
3836     madvise=yes
3837 fi
3838
3839 ##########################################
3840 # check if we have posix_madvise
3841
3842 posix_madvise=no
3843 cat > $TMPC << EOF
3844 #include <sys/mman.h>
3845 #include <stddef.h>
3846 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3847 EOF
3848 if compile_prog "" "" ; then
3849     posix_madvise=yes
3850 fi
3851
3852 ##########################################
3853 # check if we have usable SIGEV_THREAD_ID
3854
3855 sigev_thread_id=no
3856 cat > $TMPC << EOF
3857 #include <signal.h>
3858 int main(void) {
3859   struct sigevent ev;
3860   ev.sigev_notify = SIGEV_THREAD_ID;
3861   ev._sigev_un._tid = 0;
3862   asm volatile("" : : "g"(&ev));
3863   return 0;
3864 }
3865 EOF
3866 if compile_prog "" "" ; then
3867     sigev_thread_id=yes
3868 fi
3869
3870 ##########################################
3871 # check if trace backend exists
3872
3873 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3874 if test "$?" -ne 0 ; then
3875   error_exit "invalid trace backends" \
3876       "Please choose supported trace backends."
3877 fi
3878
3879 ##########################################
3880 # For 'ust' backend, test if ust headers are present
3881 if have_backend "ust"; then
3882   cat > $TMPC << EOF
3883 #include <lttng/tracepoint.h>
3884 int main(void) { return 0; }
3885 EOF
3886   if compile_prog "" "" ; then
3887     if $pkg_config lttng-ust --exists; then
3888       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3889     else
3890       lttng_ust_libs="-llttng-ust"
3891     fi
3892     if $pkg_config liburcu-bp --exists; then
3893       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3894     else
3895       urcu_bp_libs="-lurcu-bp"
3896     fi
3897
3898     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3899     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3900   else
3901     error_exit "Trace backend 'ust' missing lttng-ust header files"
3902   fi
3903 fi
3904
3905 ##########################################
3906 # For 'dtrace' backend, test if 'dtrace' command is present
3907 if have_backend "dtrace"; then
3908   if ! has 'dtrace' ; then
3909     error_exit "dtrace command is not found in PATH $PATH"
3910   fi
3911   trace_backend_stap="no"
3912   if has 'stap' ; then
3913     trace_backend_stap="yes"
3914   fi
3915 fi
3916
3917 ##########################################
3918 # check and set a backend for coroutine
3919
3920 # We prefer ucontext, but it's not always possible. The fallback
3921 # is sigcontext. gthread is not selectable except explicitly, because
3922 # it is not functional enough to run QEMU proper. (It is occasionally
3923 # useful for debugging purposes.)  On Windows the only valid backend
3924 # is the Windows-specific one.
3925
3926 ucontext_works=no
3927 if test "$darwin" != "yes"; then
3928   cat > $TMPC << EOF
3929 #include <ucontext.h>
3930 #ifdef __stub_makecontext
3931 #error Ignoring glibc stub makecontext which will always fail
3932 #endif
3933 int main(void) { makecontext(0, 0, 0); return 0; }
3934 EOF
3935   if compile_prog "" "" ; then
3936     ucontext_works=yes
3937   fi
3938 fi
3939
3940 if test "$coroutine" = ""; then
3941   if test "$mingw32" = "yes"; then
3942     coroutine=win32
3943   elif test "$ucontext_works" = "yes"; then
3944     coroutine=ucontext
3945   else
3946     coroutine=sigaltstack
3947   fi
3948 else
3949   case $coroutine in
3950   windows)
3951     if test "$mingw32" != "yes"; then
3952       error_exit "'windows' coroutine backend only valid for Windows"
3953     fi
3954     # Unfortunately the user visible backend name doesn't match the
3955     # coroutine-*.c filename for this case, so we have to adjust it here.
3956     coroutine=win32
3957     ;;
3958   ucontext)
3959     if test "$ucontext_works" != "yes"; then
3960       feature_not_found "ucontext"
3961     fi
3962     ;;
3963   gthread|sigaltstack)
3964     if test "$mingw32" = "yes"; then
3965       error_exit "only the 'windows' coroutine backend is valid for Windows"
3966     fi
3967     ;;
3968   *)
3969     error_exit "unknown coroutine backend $coroutine"
3970     ;;
3971   esac
3972 fi
3973
3974 if test "$coroutine_pool" = ""; then
3975   if test "$coroutine" = "gthread"; then
3976     coroutine_pool=no
3977   else
3978     coroutine_pool=yes
3979   fi
3980 fi
3981 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3982   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3983 fi
3984
3985 ##########################################
3986 # check if we have open_by_handle_at
3987
3988 open_by_handle_at=no
3989 cat > $TMPC << EOF
3990 #include <fcntl.h>
3991 #if !defined(AT_EMPTY_PATH)
3992 # error missing definition
3993 #else
3994 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3995 #endif
3996 EOF
3997 if compile_prog "" "" ; then
3998     open_by_handle_at=yes
3999 fi
4000
4001 ########################################
4002 # check if we have linux/magic.h
4003
4004 linux_magic_h=no
4005 cat > $TMPC << EOF
4006 #include <linux/magic.h>
4007 int main(void) {
4008   return 0;
4009 }
4010 EOF
4011 if compile_prog "" "" ; then
4012     linux_magic_h=yes
4013 fi
4014
4015 ########################################
4016 # check whether we can disable warning option with a pragma (this is needed
4017 # to silence warnings in the headers of some versions of external libraries).
4018 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4019 # only a warning.
4020 #
4021 # If we can't selectively disable warning in the code, disable -Werror so that
4022 # the build doesn't fail anyway.
4023
4024 pragma_disable_unused_but_set=no
4025 cat > $TMPC << EOF
4026 #pragma GCC diagnostic push
4027 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4028 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4029 #pragma GCC diagnostic pop
4030
4031 int main(void) {
4032     return 0;
4033 }
4034 EOF
4035 if compile_prog "-Werror" "" ; then
4036     pragma_diagnostic_available=yes
4037 else
4038     werror=no
4039 fi
4040
4041 ########################################
4042 # check if we have valgrind/valgrind.h
4043
4044 valgrind_h=no
4045 cat > $TMPC << EOF
4046 #include <valgrind/valgrind.h>
4047 int main(void) {
4048   return 0;
4049 }
4050 EOF
4051 if compile_prog "" "" ; then
4052     valgrind_h=yes
4053 fi
4054
4055 ########################################
4056 # check if environ is declared
4057
4058 has_environ=no
4059 cat > $TMPC << EOF
4060 #include <unistd.h>
4061 int main(void) {
4062     environ = 0;
4063     return 0;
4064 }
4065 EOF
4066 if compile_prog "" "" ; then
4067     has_environ=yes
4068 fi
4069
4070 ########################################
4071 # check if cpuid.h is usable.
4072
4073 cpuid_h=no
4074 cat > $TMPC << EOF
4075 #include <cpuid.h>
4076 int main(void) {
4077     unsigned a, b, c, d;
4078     int max = __get_cpuid_max(0, 0);
4079
4080     if (max >= 1) {
4081         __cpuid(1, a, b, c, d);
4082     }
4083
4084     if (max >= 7) {
4085         __cpuid_count(7, 0, a, b, c, d);
4086     }
4087
4088     return 0;
4089 }
4090 EOF
4091 if compile_prog "" "" ; then
4092     cpuid_h=yes
4093 fi
4094
4095 ########################################
4096 # check if __[u]int128_t is usable.
4097
4098 int128=no
4099 cat > $TMPC << EOF
4100 #if defined(__clang_major__) && defined(__clang_minor__)
4101 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4102 #  error __int128_t does not work in CLANG before 3.2
4103 # endif
4104 #endif
4105 __int128_t a;
4106 __uint128_t b;
4107 int main (void) {
4108   a = a + b;
4109   b = a * b;
4110   a = a * a;
4111   return 0;
4112 }
4113 EOF
4114 if compile_prog "" "" ; then
4115     int128=yes
4116 fi
4117
4118 ########################################
4119 # check if getauxval is available.
4120
4121 getauxval=no
4122 cat > $TMPC << EOF
4123 #include <sys/auxv.h>
4124 int main(void) {
4125   return getauxval(AT_HWCAP) == 0;
4126 }
4127 EOF
4128 if compile_prog "" "" ; then
4129     getauxval=yes
4130 fi
4131
4132 ##########################################
4133 # End of CC checks
4134 # After here, no more $cc or $ld runs
4135
4136 if test "$gcov" = "yes" ; then
4137   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4138   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4139 elif test "$debug" = "no" ; then
4140   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4141 fi
4142
4143 ##########################################
4144 # Do we have libnfs
4145 if test "$libnfs" != "no" ; then
4146   if $pkg_config --atleast-version=1.9.3 libnfs; then
4147     libnfs="yes"
4148     libnfs_libs=$($pkg_config --libs libnfs)
4149     LIBS="$LIBS $libnfs_libs"
4150   else
4151     if test "$libnfs" = "yes" ; then
4152       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4153     fi
4154     libnfs="no"
4155   fi
4156 fi
4157
4158 # Disable zero malloc errors for official releases unless explicitly told to
4159 # enable/disable
4160 if test -z "$zero_malloc" ; then
4161     if test "$z_version" = "50" ; then
4162         zero_malloc="no"
4163     else
4164         zero_malloc="yes"
4165     fi
4166 fi
4167
4168 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4169 if test "$werror" = "yes"; then
4170     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4171 fi
4172
4173 if test "$solaris" = "no" ; then
4174     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4175         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4176     fi
4177 fi
4178
4179 # test if pod2man has --utf8 option
4180 if pod2man --help | grep -q utf8; then
4181     POD2MAN="pod2man --utf8"
4182 else
4183     POD2MAN="pod2man"
4184 fi
4185
4186 # Use ASLR, no-SEH and DEP if available
4187 if test "$mingw32" = "yes" ; then
4188     for flag in --dynamicbase --no-seh --nxcompat; do
4189         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4190             LDFLAGS="-Wl,$flag $LDFLAGS"
4191         fi
4192     done
4193 fi
4194
4195 qemu_confdir=$sysconfdir$confsuffix
4196 qemu_moddir=$libdir$confsuffix
4197 qemu_datadir=$datadir$confsuffix
4198 qemu_localedir="$datadir/locale"
4199
4200 tools=""
4201 if test "$want_tools" = "yes" ; then
4202   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4203   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4204     tools="qemu-nbd\$(EXESUF) $tools"
4205   fi
4206 fi
4207 if test "$softmmu" = yes ; then
4208   if test "$virtfs" != no ; then
4209     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4210       virtfs=yes
4211       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4212     else
4213       if test "$virtfs" = yes; then
4214         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4215       fi
4216       virtfs=no
4217     fi
4218   fi
4219 fi
4220 if [ "$guest_agent" != "no" ]; then
4221   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4222       tools="qemu-ga\$(EXESUF) $tools"
4223       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4224         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4225       fi
4226       guest_agent=yes
4227   elif [ "$guest_agent" != yes ]; then
4228       guest_agent=no
4229   else
4230       error_exit "Guest agent is not supported on this platform"
4231   fi
4232 fi
4233
4234 # Mac OS X ships with a broken assembler
4235 roms=
4236 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4237         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4238         "$softmmu" = yes ; then
4239   roms="optionrom"
4240 fi
4241 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4242   roms="$roms spapr-rtas"
4243 fi
4244
4245 if test "$cpu" = "s390x" ; then
4246   roms="$roms s390-ccw"
4247 fi
4248
4249 # Probe for the need for relocating the user-only binary.
4250 if test "$pie" = "no" ; then
4251   textseg_addr=
4252   case "$cpu" in
4253     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4254       # ??? Rationale for choosing this address
4255       textseg_addr=0x60000000
4256       ;;
4257     mips)
4258       # A 256M aligned address, high in the address space, with enough
4259       # room for the code_gen_buffer above it before the stack.
4260       textseg_addr=0x60000000
4261       ;;
4262   esac
4263   if [ -n "$textseg_addr" ]; then
4264     cat > $TMPC <<EOF
4265     int main(void) { return 0; }
4266 EOF
4267     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4268     if ! compile_prog "" "$textseg_ldflags"; then
4269       # In case ld does not support -Ttext-segment, edit the default linker
4270       # script via sed to set the .text start addr.  This is needed on FreeBSD
4271       # at least.
4272       $ld --verbose | sed \
4273         -e '1,/==================================================/d' \
4274         -e '/==================================================/,$d' \
4275         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4276         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4277       textseg_ldflags="-Wl,-T../config-host.ld"
4278     fi
4279   fi
4280 fi
4281
4282 # prepend pixman and ftd flags after all config tests are done
4283 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4284 libs_softmmu="$pixman_libs $libs_softmmu"
4285
4286 echo "Install prefix    $prefix"
4287 echo "BIOS directory    `eval echo $qemu_datadir`"
4288 echo "binary directory  `eval echo $bindir`"
4289 echo "library directory `eval echo $libdir`"
4290 echo "module directory  `eval echo $qemu_moddir`"
4291 echo "libexec directory `eval echo $libexecdir`"
4292 echo "include directory `eval echo $includedir`"
4293 echo "config directory  `eval echo $sysconfdir`"
4294 if test "$mingw32" = "no" ; then
4295 echo "local state directory   `eval echo $local_statedir`"
4296 echo "Manual directory  `eval echo $mandir`"
4297 echo "ELF interp prefix $interp_prefix"
4298 else
4299 echo "local state directory   queried at runtime"
4300 echo "Windows SDK       $win_sdk"
4301 fi
4302 echo "Source path       $source_path"
4303 echo "C compiler        $cc"
4304 echo "Host C compiler   $host_cc"
4305 echo "C++ compiler      $cxx"
4306 echo "Objective-C compiler $objcc"
4307 echo "ARFLAGS           $ARFLAGS"
4308 echo "CFLAGS            $CFLAGS"
4309 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4310 echo "LDFLAGS           $LDFLAGS"
4311 echo "make              $make"
4312 echo "install           $install"
4313 echo "python            $python"
4314 if test "$slirp" = "yes" ; then
4315     echo "smbd              $smbd"
4316 fi
4317 echo "module support    $modules"
4318 echo "host CPU          $cpu"
4319 echo "host big endian   $bigendian"
4320 echo "target list       $target_list"
4321 echo "tcg debug enabled $debug_tcg"
4322 echo "gprof enabled     $gprof"
4323 echo "sparse enabled    $sparse"
4324 echo "strip binaries    $strip_opt"
4325 echo "profiler          $profiler"
4326 echo "static build      $static"
4327 if test "$darwin" = "yes" ; then
4328     echo "Cocoa support     $cocoa"
4329 fi
4330 echo "pixman            $pixman"
4331 echo "SDL support       $sdl"
4332 echo "GTK support       $gtk"
4333 echo "VTE support       $vte"
4334 echo "curses support    $curses"
4335 echo "curl support      $curl"
4336 echo "mingw32 support   $mingw32"
4337 echo "Audio drivers     $audio_drv_list"
4338 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4339 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4340 echo "VirtFS support    $virtfs"
4341 echo "VNC support       $vnc"
4342 if test "$vnc" = "yes" ; then
4343     echo "VNC TLS support   $vnc_tls"
4344     echo "VNC SASL support  $vnc_sasl"
4345     echo "VNC JPEG support  $vnc_jpeg"
4346     echo "VNC PNG support   $vnc_png"
4347     echo "VNC WS support    $vnc_ws"
4348 fi
4349 if test -n "$sparc_cpu"; then
4350     echo "Target Sparc Arch $sparc_cpu"
4351 fi
4352 echo "xen support       $xen"
4353 if test "$xen" = "yes" ; then
4354   echo "xen ctrl version  $xen_ctrl_version"
4355 fi
4356 echo "brlapi support    $brlapi"
4357 echo "bluez  support    $bluez"
4358 echo "Documentation     $docs"
4359 echo "GUEST_BASE        $guest_base"
4360 echo "PIE               $pie"
4361 echo "vde support       $vde"
4362 echo "netmap support    $netmap"
4363 echo "Linux AIO support $linux_aio"
4364 echo "ATTR/XATTR support $attr"
4365 echo "Install blobs     $blobs"
4366 echo "KVM support       $kvm"
4367 echo "RDMA support      $rdma"
4368 echo "TCG interpreter   $tcg_interpreter"
4369 echo "fdt support       $fdt"
4370 echo "preadv support    $preadv"
4371 echo "fdatasync         $fdatasync"
4372 echo "madvise           $madvise"
4373 echo "posix_madvise     $posix_madvise"
4374 echo "sigev_thread_id   $sigev_thread_id"
4375 echo "uuid support      $uuid"
4376 echo "libcap-ng support $cap_ng"
4377 echo "vhost-net support $vhost_net"
4378 echo "vhost-scsi support $vhost_scsi"
4379 echo "Trace backends    $trace_backends"
4380 if test "$trace_backend" = "simple"; then
4381 echo "Trace output file $trace_file-<pid>"
4382 fi
4383 if test "$spice" = "yes"; then
4384 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4385 else
4386 echo "spice support     $spice"
4387 fi
4388 echo "rbd support       $rbd"
4389 echo "xfsctl support    $xfs"
4390 echo "nss used          $smartcard_nss"
4391 echo "libusb            $libusb"
4392 echo "usb net redir     $usb_redir"
4393 echo "GLX support       $glx"
4394 echo "libiscsi support  $libiscsi"
4395 echo "libnfs support    $libnfs"
4396 echo "build guest agent $guest_agent"
4397 echo "QGA VSS support   $guest_agent_with_vss"
4398 echo "seccomp support   $seccomp"
4399 echo "coroutine backend $coroutine"
4400 echo "coroutine pool    $coroutine_pool"
4401 echo "GlusterFS support $glusterfs"
4402 echo "Archipelago support $archipelago"
4403 echo "gcov              $gcov_tool"
4404 echo "gcov enabled      $gcov"
4405 echo "TPM support       $tpm"
4406 echo "libssh2 support   $libssh2"
4407 echo "TPM passthrough   $tpm_passthrough"
4408 echo "QOM debugging     $qom_cast_debug"
4409 echo "vhdx              $vhdx"
4410 echo "Quorum            $quorum"
4411 echo "lzo support       $lzo"
4412 echo "snappy support    $snappy"
4413 echo "bzip2 support     $bzip2"
4414 echo "NUMA host support $numa"
4415
4416 if test "$sdl_too_old" = "yes"; then
4417 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4418 fi
4419
4420 config_host_mak="config-host.mak"
4421
4422 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4423
4424 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4425 echo >> $config_host_mak
4426
4427 echo all: >> $config_host_mak
4428 echo "prefix=$prefix" >> $config_host_mak
4429 echo "bindir=$bindir" >> $config_host_mak
4430 echo "libdir=$libdir" >> $config_host_mak
4431 echo "libexecdir=$libexecdir" >> $config_host_mak
4432 echo "includedir=$includedir" >> $config_host_mak
4433 echo "mandir=$mandir" >> $config_host_mak
4434 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4435 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4436 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4437 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4438 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4439 if test "$mingw32" = "no" ; then
4440   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4441 fi
4442 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4443 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4444 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4445 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4446 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4447
4448 echo "ARCH=$ARCH" >> $config_host_mak
4449
4450 if test "$debug_tcg" = "yes" ; then
4451   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4452 fi
4453 if test "$strip_opt" = "yes" ; then
4454   echo "STRIP=${strip}" >> $config_host_mak
4455 fi
4456 if test "$bigendian" = "yes" ; then
4457   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4458 fi
4459 if test "$mingw32" = "yes" ; then
4460   echo "CONFIG_WIN32=y" >> $config_host_mak
4461   rc_version=`cat $source_path/VERSION`
4462   version_major=${rc_version%%.*}
4463   rc_version=${rc_version#*.}
4464   version_minor=${rc_version%%.*}
4465   rc_version=${rc_version#*.}
4466   version_subminor=${rc_version%%.*}
4467   version_micro=0
4468   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4469   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4470   if test "$guest_agent_with_vss" = "yes" ; then
4471     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4472     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4473   fi
4474 else
4475   echo "CONFIG_POSIX=y" >> $config_host_mak
4476 fi
4477
4478 if test "$linux" = "yes" ; then
4479   echo "CONFIG_LINUX=y" >> $config_host_mak
4480 fi
4481
4482 if test "$darwin" = "yes" ; then
4483   echo "CONFIG_DARWIN=y" >> $config_host_mak
4484 fi
4485
4486 if test "$aix" = "yes" ; then
4487   echo "CONFIG_AIX=y" >> $config_host_mak
4488 fi
4489
4490 if test "$solaris" = "yes" ; then
4491   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4492   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4493   if test "$needs_libsunmath" = "yes" ; then
4494     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4495   fi
4496 fi
4497 if test "$haiku" = "yes" ; then
4498   echo "CONFIG_HAIKU=y" >> $config_host_mak
4499 fi
4500 if test "$static" = "yes" ; then
4501   echo "CONFIG_STATIC=y" >> $config_host_mak
4502 fi
4503 if test "$profiler" = "yes" ; then
4504   echo "CONFIG_PROFILER=y" >> $config_host_mak
4505 fi
4506 if test "$slirp" = "yes" ; then
4507   echo "CONFIG_SLIRP=y" >> $config_host_mak
4508   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4509 fi
4510 if test "$vde" = "yes" ; then
4511   echo "CONFIG_VDE=y" >> $config_host_mak
4512 fi
4513 if test "$netmap" = "yes" ; then
4514   echo "CONFIG_NETMAP=y" >> $config_host_mak
4515 fi
4516 if test "$l2tpv3" = "yes" ; then
4517   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4518 fi
4519 if test "$cap_ng" = "yes" ; then
4520   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4521 fi
4522 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4523 for drv in $audio_drv_list; do
4524     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4525     echo "$def=y" >> $config_host_mak
4526     if test "$drv" = "fmod"; then
4527         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4528     fi
4529 done
4530 if test "$audio_pt_int" = "yes" ; then
4531   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4532 fi
4533 if test "$audio_win_int" = "yes" ; then
4534   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4535 fi
4536 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4537 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4538 if test "$vnc" = "yes" ; then
4539   echo "CONFIG_VNC=y" >> $config_host_mak
4540 fi
4541 if test "$vnc_tls" = "yes" ; then
4542   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4543 fi
4544 if test "$vnc_sasl" = "yes" ; then
4545   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4546 fi
4547 if test "$vnc_jpeg" = "yes" ; then
4548   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4549 fi
4550 if test "$vnc_png" = "yes" ; then
4551   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4552 fi
4553 if test "$vnc_ws" = "yes" ; then
4554   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4555   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4556 fi
4557 if test "$fnmatch" = "yes" ; then
4558   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4559 fi
4560 if test "$uuid" = "yes" ; then
4561   echo "CONFIG_UUID=y" >> $config_host_mak
4562 fi
4563 if test "$xfs" = "yes" ; then
4564   echo "CONFIG_XFS=y" >> $config_host_mak
4565 fi
4566 qemu_version=`head $source_path/VERSION`
4567 echo "VERSION=$qemu_version" >>$config_host_mak
4568 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4569 echo "SRC_PATH=$source_path" >> $config_host_mak
4570 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4571 if [ "$docs" = "yes" ] ; then
4572   echo "BUILD_DOCS=yes" >> $config_host_mak
4573 fi
4574 if test "$modules" = "yes"; then
4575   # $shacmd can generate a hash started with digit, which the compiler doesn't
4576   # like as an symbol. So prefix it with an underscore
4577   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4578   echo "CONFIG_MODULES=y" >> $config_host_mak
4579 fi
4580 if test "$sdl" = "yes" ; then
4581   echo "CONFIG_SDL=y" >> $config_host_mak
4582   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4583   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4584 fi
4585 if test "$cocoa" = "yes" ; then
4586   echo "CONFIG_COCOA=y" >> $config_host_mak
4587 fi
4588 if test "$curses" = "yes" ; then
4589   echo "CONFIG_CURSES=y" >> $config_host_mak
4590 fi
4591 if test "$utimens" = "yes" ; then
4592   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4593 fi
4594 if test "$pipe2" = "yes" ; then
4595   echo "CONFIG_PIPE2=y" >> $config_host_mak
4596 fi
4597 if test "$accept4" = "yes" ; then
4598   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4599 fi
4600 if test "$splice" = "yes" ; then
4601   echo "CONFIG_SPLICE=y" >> $config_host_mak
4602 fi
4603 if test "$eventfd" = "yes" ; then
4604   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4605 fi
4606 if test "$fallocate" = "yes" ; then
4607   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4608 fi
4609 if test "$fallocate_punch_hole" = "yes" ; then
4610   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4611 fi
4612 if test "$fallocate_zero_range" = "yes" ; then
4613   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
4614 fi
4615 if test "$posix_fallocate" = "yes" ; then
4616   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4617 fi
4618 if test "$sync_file_range" = "yes" ; then
4619   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4620 fi
4621 if test "$fiemap" = "yes" ; then
4622   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4623 fi
4624 if test "$dup3" = "yes" ; then
4625   echo "CONFIG_DUP3=y" >> $config_host_mak
4626 fi
4627 if test "$ppoll" = "yes" ; then
4628   echo "CONFIG_PPOLL=y" >> $config_host_mak
4629 fi
4630 if test "$prctl_pr_set_timerslack" = "yes" ; then
4631   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4632 fi
4633 if test "$epoll" = "yes" ; then
4634   echo "CONFIG_EPOLL=y" >> $config_host_mak
4635 fi
4636 if test "$epoll_create1" = "yes" ; then
4637   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4638 fi
4639 if test "$epoll_pwait" = "yes" ; then
4640   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4641 fi
4642 if test "$sendfile" = "yes" ; then
4643   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4644 fi
4645 if test "$timerfd" = "yes" ; then
4646   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4647 fi
4648 if test "$setns" = "yes" ; then
4649   echo "CONFIG_SETNS=y" >> $config_host_mak
4650 fi
4651 if test "$inotify" = "yes" ; then
4652   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4653 fi
4654 if test "$inotify1" = "yes" ; then
4655   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4656 fi
4657 if test "$byteswap_h" = "yes" ; then
4658   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4659 fi
4660 if test "$bswap_h" = "yes" ; then
4661   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4662 fi
4663 if test "$curl" = "yes" ; then
4664   echo "CONFIG_CURL=m" >> $config_host_mak
4665   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4666   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4667 fi
4668 if test "$brlapi" = "yes" ; then
4669   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4670 fi
4671 if test "$bluez" = "yes" ; then
4672   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4673   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4674 fi
4675 if test "glib_subprocess" = "yes" ; then
4676   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4677 fi
4678 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4679 if test "$gtk" = "yes" ; then
4680   echo "CONFIG_GTK=y" >> $config_host_mak
4681   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4682   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4683 fi
4684 if test "$vte" = "yes" ; then
4685   echo "CONFIG_VTE=y" >> $config_host_mak
4686   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4687 fi
4688 if test "$xen" = "yes" ; then
4689   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4690   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4691 fi
4692 if test "$linux_aio" = "yes" ; then
4693   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4694 fi
4695 if test "$attr" = "yes" ; then
4696   echo "CONFIG_ATTR=y" >> $config_host_mak
4697 fi
4698 if test "$libattr" = "yes" ; then
4699   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4700 fi
4701 if test "$virtfs" = "yes" ; then
4702   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4703 fi
4704 if test "$vhost_scsi" = "yes" ; then
4705   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4706 fi
4707 if test "$vhost_net" = "yes" ; then
4708   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4709 fi
4710 if test "$blobs" = "yes" ; then
4711   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4712 fi
4713 if test "$iovec" = "yes" ; then
4714   echo "CONFIG_IOVEC=y" >> $config_host_mak
4715 fi
4716 if test "$preadv" = "yes" ; then
4717   echo "CONFIG_PREADV=y" >> $config_host_mak
4718 fi
4719 if test "$fdt" = "yes" ; then
4720   echo "CONFIG_FDT=y" >> $config_host_mak
4721 fi
4722 if test "$signalfd" = "yes" ; then
4723   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4724 fi
4725 if test "$tcg_interpreter" = "yes" ; then
4726   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4727 fi
4728 if test "$fdatasync" = "yes" ; then
4729   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4730 fi
4731 if test "$madvise" = "yes" ; then
4732   echo "CONFIG_MADVISE=y" >> $config_host_mak
4733 fi
4734 if test "$posix_madvise" = "yes" ; then
4735   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4736 fi
4737 if test "$sigev_thread_id" = "yes" ; then
4738   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4739 fi
4740
4741 if test "$spice" = "yes" ; then
4742   echo "CONFIG_SPICE=y" >> $config_host_mak
4743 fi
4744
4745 if test "$smartcard_nss" = "yes" ; then
4746   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4747   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4748   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4749 fi
4750
4751 if test "$libusb" = "yes" ; then
4752   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4753 fi
4754
4755 if test "$usb_redir" = "yes" ; then
4756   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4757 fi
4758
4759 if test "$glx" = "yes" ; then
4760   echo "CONFIG_GLX=y" >> $config_host_mak
4761   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4762 fi
4763
4764 if test "$lzo" = "yes" ; then
4765   echo "CONFIG_LZO=y" >> $config_host_mak
4766 fi
4767
4768 if test "$snappy" = "yes" ; then
4769   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4770 fi
4771
4772 if test "$bzip2" = "yes" ; then
4773   echo "CONFIG_BZIP2=y" >> $config_host_mak
4774   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
4775 fi
4776
4777 if test "$libiscsi" = "yes" ; then
4778   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4779   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4780   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4781 fi
4782
4783 if test "$libnfs" = "yes" ; then
4784   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4785 fi
4786
4787 if test "$seccomp" = "yes"; then
4788   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4789 fi
4790
4791 # XXX: suppress that
4792 if [ "$bsd" = "yes" ] ; then
4793   echo "CONFIG_BSD=y" >> $config_host_mak
4794 fi
4795
4796 if test "$zero_malloc" = "yes" ; then
4797   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4798 fi
4799 if test "$qom_cast_debug" = "yes" ; then
4800   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4801 fi
4802 if test "$rbd" = "yes" ; then
4803   echo "CONFIG_RBD=m" >> $config_host_mak
4804   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4805   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4806 fi
4807
4808 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4809 if test "$coroutine_pool" = "yes" ; then
4810   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4811 else
4812   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4813 fi
4814
4815 if test "$open_by_handle_at" = "yes" ; then
4816   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4817 fi
4818
4819 if test "$linux_magic_h" = "yes" ; then
4820   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4821 fi
4822
4823 if test "$pragma_diagnostic_available" = "yes" ; then
4824   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4825 fi
4826
4827 if test "$valgrind_h" = "yes" ; then
4828   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4829 fi
4830
4831 if test "$has_environ" = "yes" ; then
4832   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4833 fi
4834
4835 if test "$cpuid_h" = "yes" ; then
4836   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4837 fi
4838
4839 if test "$int128" = "yes" ; then
4840   echo "CONFIG_INT128=y" >> $config_host_mak
4841 fi
4842
4843 if test "$getauxval" = "yes" ; then
4844   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4845 fi
4846
4847 if test "$glusterfs" = "yes" ; then
4848   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4849   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4850   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4851 fi
4852
4853 if test "$glusterfs_discard" = "yes" ; then
4854   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4855 fi
4856
4857 if test "$glusterfs_zerofill" = "yes" ; then
4858   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4859 fi
4860
4861 if test "$archipelago" = "yes" ; then
4862   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4863   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4864 fi
4865
4866 if test "$libssh2" = "yes" ; then
4867   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4868   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4869   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4870 fi
4871
4872 if test "$quorum" = "yes" ; then
4873   echo "CONFIG_QUORUM=y" >> $config_host_mak
4874 fi
4875
4876 if test "$vhdx" = "yes" ; then
4877   echo "CONFIG_VHDX=y" >> $config_host_mak
4878 fi
4879
4880 # USB host support
4881 if test "$libusb" = "yes"; then
4882   echo "HOST_USB=libusb legacy" >> $config_host_mak
4883 else
4884   echo "HOST_USB=stub" >> $config_host_mak
4885 fi
4886
4887 # TPM passthrough support?
4888 if test "$tpm" = "yes"; then
4889   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4890   if test "$tpm_passthrough" = "yes"; then
4891     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4892   fi
4893 fi
4894
4895 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4896 if have_backend "nop"; then
4897   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4898 fi
4899 if have_backend "simple"; then
4900   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4901   # Set the appropriate trace file.
4902   trace_file="\"$trace_file-\" FMT_pid"
4903 fi
4904 if have_backend "stderr"; then
4905   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4906 fi
4907 if have_backend "ust"; then
4908   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4909 fi
4910 if have_backend "dtrace"; then
4911   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4912   if test "$trace_backend_stap" = "yes" ; then
4913     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4914   fi
4915 fi
4916 if have_backend "ftrace"; then
4917   if test "$linux" = "yes" ; then
4918     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4919   else
4920     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4921   fi
4922 fi
4923 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4924
4925 if test "$rdma" = "yes" ; then
4926   echo "CONFIG_RDMA=y" >> $config_host_mak
4927 fi
4928
4929 # Hold two types of flag:
4930 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4931 #                                     a thread we have a handle to
4932 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4933 #                                     platform
4934 if test "$pthread_setname_np" = "yes" ; then
4935   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4936   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4937 fi
4938
4939 if test "$tcg_interpreter" = "yes"; then
4940   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4941 elif test "$ARCH" = "sparc64" ; then
4942   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4943 elif test "$ARCH" = "s390x" ; then
4944   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4945 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4946   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4947 elif test "$ARCH" = "ppc64" ; then
4948   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4949 else
4950   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4951 fi
4952 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4953
4954 echo "TOOLS=$tools" >> $config_host_mak
4955 echo "ROMS=$roms" >> $config_host_mak
4956 echo "MAKE=$make" >> $config_host_mak
4957 echo "INSTALL=$install" >> $config_host_mak
4958 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4959 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4960 if test -n "$libtool"; then
4961   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4962   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4963 else
4964   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4965   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4966 fi
4967 echo "PYTHON=$python" >> $config_host_mak
4968 echo "CC=$cc" >> $config_host_mak
4969 if $iasl -h > /dev/null 2>&1; then
4970   echo "IASL=$iasl" >> $config_host_mak
4971 fi
4972 echo "CC_I386=$cc_i386" >> $config_host_mak
4973 echo "HOST_CC=$host_cc" >> $config_host_mak
4974 echo "CXX=$cxx" >> $config_host_mak
4975 echo "OBJCC=$objcc" >> $config_host_mak
4976 echo "AR=$ar" >> $config_host_mak
4977 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4978 echo "AS=$as" >> $config_host_mak
4979 echo "CPP=$cpp" >> $config_host_mak
4980 echo "OBJCOPY=$objcopy" >> $config_host_mak
4981 echo "LD=$ld" >> $config_host_mak
4982 echo "NM=$nm" >> $config_host_mak
4983 echo "WINDRES=$windres" >> $config_host_mak
4984 echo "LIBTOOL=$libtool" >> $config_host_mak
4985 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4986 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4987 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4988 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4989 if test "$sparse" = "yes" ; then
4990   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4991   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
4992   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
4993   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4994   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4995 fi
4996 if test "$cross_prefix" != ""; then
4997   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4998 else
4999   echo "AUTOCONF_HOST := "                             >> $config_host_mak
5000 fi
5001 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
5002 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
5003 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
5004 echo "LIBS+=$LIBS" >> $config_host_mak
5005 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
5006 echo "EXESUF=$EXESUF" >> $config_host_mak
5007 echo "DSOSUF=$DSOSUF" >> $config_host_mak
5008 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
5009 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
5010 echo "POD2MAN=$POD2MAN" >> $config_host_mak
5011 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
5012 if test "$gcov" = "yes" ; then
5013   echo "CONFIG_GCOV=y" >> $config_host_mak
5014   echo "GCOV=$gcov_tool" >> $config_host_mak
5015 fi
5016
5017 # use included Linux headers
5018 if test "$linux" = "yes" ; then
5019   mkdir -p linux-headers
5020   case "$cpu" in
5021   i386|x86_64|x32)
5022     linux_arch=x86
5023     ;;
5024   ppcemb|ppc|ppc64)
5025     linux_arch=powerpc
5026     ;;
5027   s390x)
5028     linux_arch=s390
5029     ;;
5030   aarch64)
5031     linux_arch=arm64
5032     ;;
5033   mips64)
5034     linux_arch=mips
5035     ;;
5036   *)
5037     # For most CPUs the kernel architecture name and QEMU CPU name match.
5038     linux_arch="$cpu"
5039     ;;
5040   esac
5041     # For non-KVM architectures we will not have asm headers
5042     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5043       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5044     fi
5045 fi
5046
5047 for target in $target_list; do
5048 target_dir="$target"
5049 config_target_mak=$target_dir/config-target.mak
5050 target_name=`echo $target | cut -d '-' -f 1`
5051 target_bigendian="no"
5052
5053 case "$target_name" in
5054   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5055   target_bigendian=yes
5056   ;;
5057 esac
5058 target_softmmu="no"
5059 target_user_only="no"
5060 target_linux_user="no"
5061 target_bsd_user="no"
5062 case "$target" in
5063   ${target_name}-softmmu)
5064     target_softmmu="yes"
5065     ;;
5066   ${target_name}-linux-user)
5067     if test "$linux" != "yes" ; then
5068       error_exit "Target '$target' is only available on a Linux host"
5069     fi
5070     target_user_only="yes"
5071     target_linux_user="yes"
5072     ;;
5073   ${target_name}-bsd-user)
5074     if test "$bsd" != "yes" ; then
5075       error_exit "Target '$target' is only available on a BSD host"
5076     fi
5077     target_user_only="yes"
5078     target_bsd_user="yes"
5079     ;;
5080   *)
5081     error_exit "Target '$target' not recognised"
5082     exit 1
5083     ;;
5084 esac
5085
5086 mkdir -p $target_dir
5087 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5088
5089 bflt="no"
5090 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5091 gdb_xml_files=""
5092
5093 TARGET_ARCH="$target_name"
5094 TARGET_BASE_ARCH=""
5095 TARGET_ABI_DIR=""
5096
5097 case "$target_name" in
5098   i386)
5099   ;;
5100   x86_64)
5101     TARGET_BASE_ARCH=i386
5102   ;;
5103   alpha)
5104   ;;
5105   arm|armeb)
5106     TARGET_ARCH=arm
5107     bflt="yes"
5108     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5109   ;;
5110   aarch64)
5111     TARGET_BASE_ARCH=arm
5112     bflt="yes"
5113     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5114   ;;
5115   cris)
5116   ;;
5117   lm32)
5118   ;;
5119   m68k)
5120     bflt="yes"
5121     gdb_xml_files="cf-core.xml cf-fp.xml"
5122   ;;
5123   microblaze|microblazeel)
5124     TARGET_ARCH=microblaze
5125     bflt="yes"
5126   ;;
5127   mips|mipsel)
5128     TARGET_ARCH=mips
5129     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5130   ;;
5131   mipsn32|mipsn32el)
5132     TARGET_ARCH=mips64
5133     TARGET_BASE_ARCH=mips
5134     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5135     echo "TARGET_ABI32=y" >> $config_target_mak
5136   ;;
5137   mips64|mips64el)
5138     TARGET_ARCH=mips64
5139     TARGET_BASE_ARCH=mips
5140     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5141   ;;
5142   tricore)
5143   ;;
5144   moxie)
5145   ;;
5146   or32)
5147     TARGET_ARCH=openrisc
5148     TARGET_BASE_ARCH=openrisc
5149   ;;
5150   ppc)
5151     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5152   ;;
5153   ppcemb)
5154     TARGET_BASE_ARCH=ppc
5155     TARGET_ABI_DIR=ppc
5156     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5157   ;;
5158   ppc64)
5159     TARGET_BASE_ARCH=ppc
5160     TARGET_ABI_DIR=ppc
5161     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5162   ;;
5163   ppc64le)
5164     TARGET_ARCH=ppc64
5165     TARGET_BASE_ARCH=ppc
5166     TARGET_ABI_DIR=ppc
5167     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5168   ;;
5169   ppc64abi32)
5170     TARGET_ARCH=ppc64
5171     TARGET_BASE_ARCH=ppc
5172     TARGET_ABI_DIR=ppc
5173     echo "TARGET_ABI32=y" >> $config_target_mak
5174     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5175   ;;
5176   sh4|sh4eb)
5177     TARGET_ARCH=sh4
5178     bflt="yes"
5179   ;;
5180   sparc)
5181   ;;
5182   sparc64)
5183     TARGET_BASE_ARCH=sparc
5184   ;;
5185   sparc32plus)
5186     TARGET_ARCH=sparc64
5187     TARGET_BASE_ARCH=sparc
5188     TARGET_ABI_DIR=sparc
5189     echo "TARGET_ABI32=y" >> $config_target_mak
5190   ;;
5191   s390x)
5192     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5193   ;;
5194   unicore32)
5195   ;;
5196   xtensa|xtensaeb)
5197     TARGET_ARCH=xtensa
5198   ;;
5199   *)
5200     error_exit "Unsupported target CPU"
5201   ;;
5202 esac
5203 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5204 if [ "$TARGET_BASE_ARCH" = "" ]; then
5205   TARGET_BASE_ARCH=$TARGET_ARCH
5206 fi
5207
5208 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5209
5210 upper() {
5211     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5212 }
5213
5214 target_arch_name="`upper $TARGET_ARCH`"
5215 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5216 echo "TARGET_NAME=$target_name" >> $config_target_mak
5217 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5218 if [ "$TARGET_ABI_DIR" = "" ]; then
5219   TARGET_ABI_DIR=$TARGET_ARCH
5220 fi
5221 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5222 if [ "$HOST_VARIANT_DIR" != "" ]; then
5223     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5224 fi
5225 case "$target_name" in
5226   i386|x86_64)
5227     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5228       echo "CONFIG_XEN=y" >> $config_target_mak
5229       if test "$xen_pci_passthrough" = yes; then
5230         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5231       fi
5232     fi
5233     ;;
5234   *)
5235 esac
5236 case "$target_name" in
5237   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5238     # Make sure the target and host cpus are compatible
5239     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5240       \( "$target_name" = "$cpu" -o \
5241       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5242       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5243       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5244       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5245       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5246       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5247       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5248       echo "CONFIG_KVM=y" >> $config_target_mak
5249       if test "$vhost_net" = "yes" ; then
5250         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5251       fi
5252     fi
5253 esac
5254 if test "$target_bigendian" = "yes" ; then
5255   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5256 fi
5257 if test "$target_softmmu" = "yes" ; then
5258   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5259 fi
5260 if test "$target_user_only" = "yes" ; then
5261   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5262   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5263 fi
5264 if test "$target_linux_user" = "yes" ; then
5265   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5266 fi
5267 list=""
5268 if test ! -z "$gdb_xml_files" ; then
5269   for x in $gdb_xml_files; do
5270     list="$list $source_path/gdb-xml/$x"
5271   done
5272   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5273 fi
5274
5275 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5276   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5277 fi
5278 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5279   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5280 fi
5281 if test "$target_bsd_user" = "yes" ; then
5282   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5283 fi
5284
5285 # generate QEMU_CFLAGS/LDFLAGS for targets
5286
5287 cflags=""
5288 ldflags=""
5289
5290 for i in $ARCH $TARGET_BASE_ARCH ; do
5291   case "$i" in
5292   alpha)
5293     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5294     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5295   ;;
5296   aarch64)
5297     if test -n "${cxx}"; then
5298       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5299       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5300     fi
5301   ;;
5302   arm)
5303     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5304     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5305     if test -n "${cxx}"; then
5306       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5307       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5308     fi
5309   ;;
5310   cris)
5311     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5312     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5313   ;;
5314   hppa)
5315     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5316     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5317   ;;
5318   i386|x86_64|x32)
5319     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5320     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5321   ;;
5322   ia64*)
5323     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5324     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5325   ;;
5326   lm32)
5327     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5328     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5329   ;;
5330   m68k)
5331     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5332     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5333   ;;
5334   microblaze*)
5335     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5336     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5337   ;;
5338   mips*)
5339     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5340     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5341   ;;
5342   moxie*)
5343     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5344     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5345   ;;
5346   or32)
5347     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5348     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5349   ;;
5350   ppc*)
5351     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5352     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5353   ;;
5354   s390*)
5355     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5356     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5357   ;;
5358   sh4)
5359     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5360     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5361   ;;
5362   sparc*)
5363     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5364     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5365   ;;
5366   xtensa*)
5367     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5368     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5369   ;;
5370   esac
5371 done
5372 if test "$tcg_interpreter" = "yes" ; then
5373   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5374   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5375 fi
5376
5377 case "$ARCH" in
5378 alpha)
5379   # Ensure there's only a single GP
5380   cflags="-msmall-data $cflags"
5381 ;;
5382 esac
5383
5384 if test "$gprof" = "yes" ; then
5385   echo "TARGET_GPROF=yes" >> $config_target_mak
5386   if test "$target_linux_user" = "yes" ; then
5387     cflags="-p $cflags"
5388     ldflags="-p $ldflags"
5389   fi
5390   if test "$target_softmmu" = "yes" ; then
5391     ldflags="-p $ldflags"
5392     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5393   fi
5394 fi
5395
5396 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5397   ldflags="$ldflags $textseg_ldflags"
5398 fi
5399
5400 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5401 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5402
5403 done # for target in $targets
5404
5405 if [ "$pixman" = "internal" ]; then
5406   echo "config-host.h: subdir-pixman" >> $config_host_mak
5407 fi
5408
5409 if test "$rdma" = "yes" ; then
5410 echo "CONFIG_RDMA=y" >> $config_host_mak
5411 fi
5412
5413 if [ "$dtc_internal" = "yes" ]; then
5414   echo "config-host.h: subdir-dtc" >> $config_host_mak
5415 fi
5416
5417 if test "$numa" = "yes"; then
5418   echo "CONFIG_NUMA=y" >> $config_host_mak
5419 fi
5420
5421 # build tree in object directory in case the source is not in the current directory
5422 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5423 DIRS="$DIRS fsdev"
5424 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5425 DIRS="$DIRS roms/seabios roms/vgabios"
5426 DIRS="$DIRS qapi-generated"
5427 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5428 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5429 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5430 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5431 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5432 FILES="$FILES pc-bios/s390-ccw/Makefile"
5433 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5434 FILES="$FILES pc-bios/qemu-icon.bmp"
5435 for bios_file in \
5436     $source_path/pc-bios/*.bin \
5437     $source_path/pc-bios/*.aml \
5438     $source_path/pc-bios/*.rom \
5439     $source_path/pc-bios/*.dtb \
5440     $source_path/pc-bios/*.img \
5441     $source_path/pc-bios/openbios-* \
5442     $source_path/pc-bios/u-boot.* \
5443     $source_path/pc-bios/palcode-*
5444 do
5445     FILES="$FILES pc-bios/`basename $bios_file`"
5446 done
5447 for test_file in `find $source_path/tests/acpi-test-data -type f`
5448 do
5449     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5450 done
5451 mkdir -p $DIRS
5452 for f in $FILES ; do
5453     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5454         symlink "$source_path/$f" "$f"
5455     fi
5456 done
5457
5458 # temporary config to build submodules
5459 for rom in seabios vgabios ; do
5460     config_mak=roms/$rom/config.mak
5461     echo "# Automatically generated by configure - do not modify" > $config_mak
5462     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5463     echo "AS=$as" >> $config_mak
5464     echo "CC=$cc" >> $config_mak
5465     echo "BCC=bcc" >> $config_mak
5466     echo "CPP=$cpp" >> $config_mak
5467     echo "OBJCOPY=objcopy" >> $config_mak
5468     echo "IASL=$iasl" >> $config_mak
5469     echo "LD=$ld" >> $config_mak
5470 done
5471
5472 # set up qemu-iotests in this build directory
5473 iotests_common_env="tests/qemu-iotests/common.env"
5474 iotests_check="tests/qemu-iotests/check"
5475
5476 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5477 echo >> "$iotests_common_env"
5478 echo "export PYTHON='$python'" >> "$iotests_common_env"
5479
5480 if [ ! -e "$iotests_check" ]; then
5481     symlink "$source_path/$iotests_check" "$iotests_check"
5482 fi
5483
5484 # Save the configure command line for later reuse.
5485 cat <<EOD >config.status
5486 #!/bin/sh
5487 # Generated by configure.
5488 # Run this file to recreate the current configuration.
5489 # Compiler output produced by configure, useful for debugging
5490 # configure, is in config.log if it exists.
5491 EOD
5492 printf "exec" >>config.status
5493 printf " '%s'" "$0" "$@" >>config.status
5494 echo >>config.status
5495 chmod +x config.status
5496
5497 rm -r "$TMPDIR1"