configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Temporary directory used for files created while
  12 # configure runs. Since it is in the build directory
  13 # we can safely blow away any previous version of it
  14 # (and we need not jump through hoops to try to delete
  15 # it when configure exits.)
  16 TMPDIR1="config-temp"
  17 rm -rf "${TMPDIR1}"
  18 mkdir -p "${TMPDIR1}"
  19 if [ $? -ne 0 ]; then
  20     echo "ERROR: failed to create temporary directory"
  21     exit 1
  22 fi
  23
  24 TMPB="qemu-conf"
  25 TMPC="${TMPDIR1}/${TMPB}.c"
  26 TMPO="${TMPDIR1}/${TMPB}.o"
  27 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  28 TMPL="${TMPDIR1}/${TMPB}.lo"
  29 TMPA="${TMPDIR1}/lib${TMPB}.la"
  30 TMPE="${TMPDIR1}/${TMPB}.exe"
  31
  32 rm -f config.log
  33
  34 # Print a helpful header at the top of config.log
  35 echo "# QEMU configure log $(date)" >> config.log
  36 printf "# Configured with:" >> config.log
  37 printf " '%s'" "$0" "$@" >> config.log
  38 echo >> config.log
  39 echo "#" >> config.log
  40
  41 error_exit() {
  42     echo
  43     echo "ERROR: $1"
  44     while test -n "$2"; do
  45         echo "       $2"
  46         shift
  47     done
  48     echo
  49     exit 1
  50 }
  51
  52 do_compiler() {
  53     # Run the compiler, capturing its output to the log. First argument
  54     # is compiler binary to execute.
  55     local compiler="$1"
  56     shift
  57     echo $compiler "$@" >> config.log
  58     $compiler "$@" >> config.log 2>&1 || return $?
  59     # Test passed. If this is an --enable-werror build, rerun
  60     # the test with -Werror and bail out if it fails. This
  61     # makes warning-generating-errors in configure test code
  62     # obvious to developers.
  63     if test "$werror" != "yes"; then
  64         return 0
  65     fi
  66     # Don't bother rerunning the compile if we were already using -Werror
  67     case "$*" in
  68         *-Werror*)
  69            return 0
  70         ;;
  71     esac
  72     echo $compiler -Werror "$@" >> config.log
  73     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  74     error_exit "configure test passed without -Werror but failed with -Werror." \
  75         "This is probably a bug in the configure script. The failing command" \
  76         "will be at the bottom of config.log." \
  77         "You can run configure with --disable-werror to bypass this check."
  78 }
  79
  80 do_cc() {
  81     do_compiler "$cc" "$@"
  82 }
  83
  84 do_cxx() {
  85     do_compiler "$cxx" "$@"
  86 }
  87
  88 update_cxxflags() {
  89     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  90     # options which some versions of GCC's C++ compiler complain about
  91     # because they only make sense for C programs.
  92     QEMU_CXXFLAGS=
  93     for arg in $QEMU_CFLAGS; do
  94         case $arg in
  95             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  96             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  97                 ;;
  98             *)
  99                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 100                 ;;
 101         esac
 102     done
 103 }
 104
 105 compile_object() {
 106   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 107 }
 108
 109 compile_prog() {
 110   local_cflags="$1"
 111   local_ldflags="$2"
 112   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 113 }
 114
 115 do_libtool() {
 116     local mode=$1
 117     shift
 118     # Run the compiler, capturing its output to the log.
 119     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 120     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 121     # Test passed. If this is an --enable-werror build, rerun
 122     # the test with -Werror and bail out if it fails. This
 123     # makes warning-generating-errors in configure test code
 124     # obvious to developers.
 125     if test "$werror" != "yes"; then
 126         return 0
 127     fi
 128     # Don't bother rerunning the compile if we were already using -Werror
 129     case "$*" in
 130         *-Werror*)
 131            return 0
 132         ;;
 133     esac
 134     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 135     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 136     error_exit "configure test passed without -Werror but failed with -Werror." \
 137         "This is probably a bug in the configure script. The failing command" \
 138         "will be at the bottom of config.log." \
 139         "You can run configure with --disable-werror to bypass this check."
 140 }
 141
 142 libtool_prog() {
 143     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 144     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 145 }
 146
 147 # symbolically link $1 to $2.  Portable version of "ln -sf".
 148 symlink() {
 149   rm -rf "$2"
 150   mkdir -p "$(dirname "$2")"
 151   ln -s "$1" "$2"
 152 }
 153
 154 # check whether a command is available to this shell (may be either an
 155 # executable or a builtin)
 156 has() {
 157     type "$1" >/dev/null 2>&1
 158 }
 159
 160 # search for an executable in PATH
 161 path_of() {
 162     local_command="$1"
 163     local_ifs="$IFS"
 164     local_dir=""
 165
 166     # pathname has a dir component?
 167     if [ "${local_command#*/}" != "$local_command" ]; then
 168         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 169             echo "$local_command"
 170             return 0
 171         fi
 172     fi
 173     if [ -z "$local_command" ]; then
 174         return 1
 175     fi
 176
 177     IFS=:
 178     for local_dir in $PATH; do
 179         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 180             echo "$local_dir/$local_command"
 181             IFS="${local_ifs:-$(printf ' \t\n')}"
 182             return 0
 183         fi
 184     done
 185     # not found
 186     IFS="${local_ifs:-$(printf ' \t\n')}"
 187     return 1
 188 }
 189
 190 have_backend () {
 191     echo "$trace_backends" | grep "$1" >/dev/null
 192 }
 193
 194 # default parameters
 195 source_path=`dirname "$0"`
 196 cpu=""
 197 iasl="iasl"
 198 interp_prefix="/usr/gnemul/qemu-%M"
 199 static="no"
 200 cross_prefix=""
 201 audio_drv_list=""
 202 block_drv_rw_whitelist=""
 203 block_drv_ro_whitelist=""
 204 host_cc="cc"
 205 libs_softmmu=""
 206 libs_tools=""
 207 audio_pt_int=""
 208 audio_win_int=""
 209 cc_i386=i386-pc-linux-gnu-gcc
 210 libs_qga=""
 211 debug_info="yes"
 212 stack_protector=""
 213
 214 # Don't accept a target_list environment variable.
 215 unset target_list
 216
 217 # Default value for a variable defining feature "foo".
 218 #  * foo="no"  feature will only be used if --enable-foo arg is given
 219 #  * foo=""    feature will be searched for, and if found, will be used
 220 #              unless --disable-foo is given
 221 #  * foo="yes" this value will only be set by --enable-foo flag.
 222 #              feature will searched for,
 223 #              if not found, configure exits with error
 224 #
 225 # Always add --enable-foo and --disable-foo command line args.
 226 # Distributions want to ensure that several features are compiled in, and it
 227 # is impossible without a --enable-foo that exits if a feature is not found.
 228
 229 bluez=""
 230 brlapi=""
 231 curl=""
 232 curses=""
 233 docs=""
 234 fdt=""
 235 netmap="no"
 236 pixman=""
 237 sdl=""
 238 sdlabi="1.2"
 239 virtfs=""
 240 vnc="yes"
 241 sparse="no"
 242 uuid=""
 243 vde=""
 244 vnc_tls=""
 245 vnc_sasl=""
 246 vnc_jpeg=""
 247 vnc_png=""
 248 vnc_ws=""
 249 xen=""
 250 xen_ctrl_version=""
 251 xen_pci_passthrough=""
 252 linux_aio=""
 253 cap_ng=""
 254 attr=""
 255 libattr=""
 256 xfs=""
 257
 258 vhost_net="no"
 259 vhost_scsi="no"
 260 kvm="no"
 261 rdma=""
 262 gprof="no"
 263 debug_tcg="no"
 264 debug="no"
 265 strip_opt="yes"
 266 tcg_interpreter="no"
 267 bigendian="no"
 268 mingw32="no"
 269 gcov="no"
 270 gcov_tool="gcov"
 271 EXESUF=""
 272 DSOSUF=".so"
 273 LDFLAGS_SHARED="-shared"
 274 modules="no"
 275 prefix="/usr/local"
 276 mandir="\${prefix}/share/man"
 277 datadir="\${prefix}/share"
 278 qemu_docdir="\${prefix}/share/doc/qemu"
 279 bindir="\${prefix}/bin"
 280 libdir="\${prefix}/lib"
 281 libexecdir="\${prefix}/libexec"
 282 includedir="\${prefix}/include"
 283 sysconfdir="\${prefix}/etc"
 284 local_statedir="\${prefix}/var"
 285 confsuffix="/qemu"
 286 slirp="yes"
 287 fmod_lib=""
 288 fmod_inc=""
 289 oss_lib=""
 290 bsd="no"
 291 linux="no"
 292 solaris="no"
 293 profiler="no"
 294 cocoa="no"
 295 softmmu="yes"
 296 linux_user="no"
 297 bsd_user="no"
 298 guest_base="yes"
 299 aix="no"
 300 blobs="yes"
 301 pkgversion=""
 302 pie=""
 303 zero_malloc=""
 304 qom_cast_debug="yes"
 305 trace_backends="nop"
 306 trace_file="trace"
 307 spice=""
 308 rbd=""
 309 smartcard_nss=""
 310 libusb=""
 311 usb_redir=""
 312 opengl=""
 313 zlib="yes"
 314 lzo=""
 315 snappy=""
 316 bzip2=""
 317 guest_agent=""
 318 guest_agent_with_vss="no"
 319 vss_win32_sdk=""
 320 win_sdk="no"
 321 want_tools="yes"
 322 libiscsi=""
 323 libnfs=""
 324 coroutine=""
 325 coroutine_pool=""
 326 seccomp=""
 327 glusterfs=""
 328 glusterfs_discard="no"
 329 glusterfs_zerofill="no"
 330 archipelago=""
 331 gtk=""
 332 gtkabi=""
 333 vte=""
 334 tpm="yes"
 335 libssh2=""
 336 vhdx=""
 337 quorum=""
 338 numa=""
 339
 340 # parse CC options first
 341 for opt do
 342   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 343   case "$opt" in
 344   --cross-prefix=*) cross_prefix="$optarg"
 345   ;;
 346   --cc=*) CC="$optarg"
 347   ;;
 348   --cxx=*) CXX="$optarg"
 349   ;;
 350   --source-path=*) source_path="$optarg"
 351   ;;
 352   --cpu=*) cpu="$optarg"
 353   ;;
 354   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 355                     EXTRA_CFLAGS="$optarg"
 356   ;;
 357   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 358                      EXTRA_LDFLAGS="$optarg"
 359   ;;
 360   --enable-debug-info) debug_info="yes"
 361   ;;
 362   --disable-debug-info) debug_info="no"
 363   ;;
 364   esac
 365 done
 366 # OS specific
 367 # Using uname is really, really broken.  Once we have the right set of checks
 368 # we can eliminate its usage altogether.
 369
 370 # Preferred compiler:
 371 #  ${CC} (if set)
 372 #  ${cross_prefix}gcc (if cross-prefix specified)
 373 #  system compiler
 374 if test -z "${CC}${cross_prefix}"; then
 375   cc="$host_cc"
 376 else
 377   cc="${CC-${cross_prefix}gcc}"
 378 fi
 379
 380 if test -z "${CXX}${cross_prefix}"; then
 381   cxx="c++"
 382 else
 383   cxx="${CXX-${cross_prefix}g++}"
 384 fi
 385
 386 ar="${AR-${cross_prefix}ar}"
 387 as="${AS-${cross_prefix}as}"
 388 cpp="${CPP-$cc -E}"
 389 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 390 ld="${LD-${cross_prefix}ld}"
 391 libtool="${LIBTOOL-${cross_prefix}libtool}"
 392 nm="${NM-${cross_prefix}nm}"
 393 strip="${STRIP-${cross_prefix}strip}"
 394 windres="${WINDRES-${cross_prefix}windres}"
 395 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 396 query_pkg_config() {
 397     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 398 }
 399 pkg_config=query_pkg_config
 400 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 401 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 402
 403 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 404 ARFLAGS="${ARFLAGS-rv}"
 405
 406 # default flags for all hosts
 407 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 408 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 410 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 411 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 412 if test "$debug_info" = "yes"; then
 413     CFLAGS="-g $CFLAGS"
 414     LDFLAGS="-g $LDFLAGS"
 415 fi
 416
 417 # make source path absolute
 418 source_path=`cd "$source_path"; pwd`
 419
 420 # running configure in the source tree?
 421 # we know that's the case if configure is there.
 422 if test -f "./configure"; then
 423     pwd_is_source_path="y"
 424 else
 425     pwd_is_source_path="n"
 426 fi
 427
 428 check_define() {
 429 cat > $TMPC <<EOF
 430 #if !defined($1)
 431 #error $1 not defined
 432 #endif
 433 int main(void) { return 0; }
 434 EOF
 435   compile_object
 436 }
 437
 438 if check_define __linux__ ; then
 439   targetos="Linux"
 440 elif check_define _WIN32 ; then
 441   targetos='MINGW32'
 442 elif check_define __OpenBSD__ ; then
 443   targetos='OpenBSD'
 444 elif check_define __sun__ ; then
 445   targetos='SunOS'
 446 elif check_define __HAIKU__ ; then
 447   targetos='Haiku'
 448 else
 449   targetos=`uname -s`
 450 fi
 451
 452 # Some host OSes need non-standard checks for which CPU to use.
 453 # Note that these checks are broken for cross-compilation: if you're
 454 # cross-compiling to one of these OSes then you'll need to specify
 455 # the correct CPU with the --cpu option.
 456 case $targetos in
 457 Darwin)
 458   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 459   # run 64-bit userspace code.
 460   # If the user didn't specify a CPU explicitly and the kernel says this is
 461   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 462   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 463     cpu="x86_64"
 464   fi
 465   ;;
 466 SunOS)
 467   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 468   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 469     cpu="x86_64"
 470   fi
 471 esac
 472
 473 if test ! -z "$cpu" ; then
 474   # command line argument
 475   :
 476 elif check_define __i386__ ; then
 477   cpu="i386"
 478 elif check_define __x86_64__ ; then
 479   if check_define __ILP32__ ; then
 480     cpu="x32"
 481   else
 482     cpu="x86_64"
 483   fi
 484 elif check_define __sparc__ ; then
 485   if check_define __arch64__ ; then
 486     cpu="sparc64"
 487   else
 488     cpu="sparc"
 489   fi
 490 elif check_define _ARCH_PPC ; then
 491   if check_define _ARCH_PPC64 ; then
 492     cpu="ppc64"
 493   else
 494     cpu="ppc"
 495   fi
 496 elif check_define __mips__ ; then
 497   cpu="mips"
 498 elif check_define __ia64__ ; then
 499   cpu="ia64"
 500 elif check_define __s390__ ; then
 501   if check_define __s390x__ ; then
 502     cpu="s390x"
 503   else
 504     cpu="s390"
 505   fi
 506 elif check_define __arm__ ; then
 507   cpu="arm"
 508 elif check_define __aarch64__ ; then
 509   cpu="aarch64"
 510 elif check_define __hppa__ ; then
 511   cpu="hppa"
 512 else
 513   cpu=`uname -m`
 514 fi
 515
 516 ARCH=
 517 # Normalise host CPU name and set ARCH.
 518 # Note that this case should only have supported host CPUs, not guests.
 519 case "$cpu" in
 520   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 521     cpu="$cpu"
 522   ;;
 523   i386|i486|i586|i686|i86pc|BePC)
 524     cpu="i386"
 525   ;;
 526   x86_64|amd64)
 527     cpu="x86_64"
 528   ;;
 529   armv*b|armv*l|arm)
 530     cpu="arm"
 531   ;;
 532   aarch64)
 533     cpu="aarch64"
 534   ;;
 535   mips*)
 536     cpu="mips"
 537   ;;
 538   sparc|sun4[cdmuv])
 539     cpu="sparc"
 540   ;;
 541   *)
 542     # This will result in either an error or falling back to TCI later
 543     ARCH=unknown
 544   ;;
 545 esac
 546 if test -z "$ARCH"; then
 547   ARCH="$cpu"
 548 fi
 549
 550 # OS specific
 551
 552 # host *BSD for user mode
 553 HOST_VARIANT_DIR=""
 554
 555 case $targetos in
 556 CYGWIN*)
 557   mingw32="yes"
 558   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 559   audio_possible_drivers="winwave sdl"
 560   audio_drv_list="winwave"
 561 ;;
 562 MINGW32*)
 563   mingw32="yes"
 564   audio_possible_drivers="winwave dsound sdl fmod"
 565   audio_drv_list="winwave"
 566 ;;
 567 GNU/kFreeBSD)
 568   bsd="yes"
 569   audio_drv_list="oss"
 570   audio_possible_drivers="oss sdl esd pa"
 571 ;;
 572 FreeBSD)
 573   bsd="yes"
 574   make="${MAKE-gmake}"
 575   audio_drv_list="oss"
 576   audio_possible_drivers="oss sdl esd pa"
 577   # needed for kinfo_getvmmap(3) in libutil.h
 578   LIBS="-lutil $LIBS"
 579   netmap=""  # enable netmap autodetect
 580   HOST_VARIANT_DIR="freebsd"
 581 ;;
 582 DragonFly)
 583   bsd="yes"
 584   make="${MAKE-gmake}"
 585   audio_drv_list="oss"
 586   audio_possible_drivers="oss sdl esd pa"
 587   HOST_VARIANT_DIR="dragonfly"
 588 ;;
 589 NetBSD)
 590   bsd="yes"
 591   make="${MAKE-gmake}"
 592   audio_drv_list="oss"
 593   audio_possible_drivers="oss sdl esd"
 594   oss_lib="-lossaudio"
 595   HOST_VARIANT_DIR="netbsd"
 596 ;;
 597 OpenBSD)
 598   bsd="yes"
 599   make="${MAKE-gmake}"
 600   audio_drv_list="sdl"
 601   audio_possible_drivers="sdl esd"
 602   HOST_VARIANT_DIR="openbsd"
 603 ;;
 604 Darwin)
 605   bsd="yes"
 606   darwin="yes"
 607   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 608   if [ "$cpu" = "x86_64" ] ; then
 609     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 610     LDFLAGS="-arch x86_64 $LDFLAGS"
 611   fi
 612   cocoa="yes"
 613   audio_drv_list="coreaudio"
 614   audio_possible_drivers="coreaudio sdl fmod"
 615   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 616   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 617   # Disable attempts to use ObjectiveC features in os/object.h since they
 618   # won't work when we're compiling with gcc as a C compiler.
 619   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 620   HOST_VARIANT_DIR="darwin"
 621 ;;
 622 SunOS)
 623   solaris="yes"
 624   make="${MAKE-gmake}"
 625   install="${INSTALL-ginstall}"
 626   ld="gld"
 627   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 628   needs_libsunmath="no"
 629   solarisrev=`uname -r | cut -f2 -d.`
 630   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 631     if test "$solarisrev" -le 9 ; then
 632       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 633         needs_libsunmath="yes"
 634         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 635         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 636         LIBS="-lsunmath $LIBS"
 637       else
 638         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 639             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 640             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 641             "Studio 11 can be downloaded from www.sun.com."
 642       fi
 643     fi
 644   fi
 645   if test -f /usr/include/sys/soundcard.h ; then
 646     audio_drv_list="oss"
 647   fi
 648   audio_possible_drivers="oss sdl"
 649 # needed for CMSG_ macros in sys/socket.h
 650   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 651 # needed for TIOCWIN* defines in termios.h
 652   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 653   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 654   solarisnetlibs="-lsocket -lnsl -lresolv"
 655   LIBS="$solarisnetlibs $LIBS"
 656   libs_qga="$solarisnetlibs $libs_qga"
 657 ;;
 658 AIX)
 659   aix="yes"
 660   make="${MAKE-gmake}"
 661 ;;
 662 Haiku)
 663   haiku="yes"
 664   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 665   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 666 ;;
 667 *)
 668   audio_drv_list="oss"
 669   audio_possible_drivers="oss alsa sdl esd pa"
 670   linux="yes"
 671   linux_user="yes"
 672   kvm="yes"
 673   vhost_net="yes"
 674   vhost_scsi="yes"
 675   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 676     audio_possible_drivers="$audio_possible_drivers fmod"
 677   fi
 678   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 679 ;;
 680 esac
 681
 682 if [ "$bsd" = "yes" ] ; then
 683   if [ "$darwin" != "yes" ] ; then
 684     bsd_user="yes"
 685   fi
 686 fi
 687
 688 : ${make=${MAKE-make}}
 689 : ${install=${INSTALL-install}}
 690 : ${python=${PYTHON-python}}
 691 : ${smbd=${SMBD-/usr/sbin/smbd}}
 692
 693 # Default objcc to clang if available, otherwise use CC
 694 if has clang; then
 695   objcc=clang
 696 else
 697   objcc="$cc"
 698 fi
 699
 700 if test "$mingw32" = "yes" ; then
 701   EXESUF=".exe"
 702   DSOSUF=".dll"
 703   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 704   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 705   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 706   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 707 cat > $TMPC << EOF
 708 int main(void) { return 0; }
 709 EOF
 710   if compile_prog "" "-liberty" ; then
 711     LIBS="-liberty $LIBS"
 712   fi
 713   prefix="c:/Program Files/QEMU"
 714   mandir="\${prefix}"
 715   datadir="\${prefix}"
 716   qemu_docdir="\${prefix}"
 717   bindir="\${prefix}"
 718   sysconfdir="\${prefix}"
 719   local_statedir=
 720   confsuffix=""
 721   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 722 fi
 723
 724 werror=""
 725
 726 for opt do
 727   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 728   case "$opt" in
 729   --help|-h) show_help=yes
 730   ;;
 731   --version|-V) exec cat $source_path/VERSION
 732   ;;
 733   --prefix=*) prefix="$optarg"
 734   ;;
 735   --interp-prefix=*) interp_prefix="$optarg"
 736   ;;
 737   --source-path=*)
 738   ;;
 739   --cross-prefix=*)
 740   ;;
 741   --cc=*)
 742   ;;
 743   --host-cc=*) host_cc="$optarg"
 744   ;;
 745   --cxx=*)
 746   ;;
 747   --iasl=*) iasl="$optarg"
 748   ;;
 749   --objcc=*) objcc="$optarg"
 750   ;;
 751   --make=*) make="$optarg"
 752   ;;
 753   --install=*) install="$optarg"
 754   ;;
 755   --python=*) python="$optarg"
 756   ;;
 757   --gcov=*) gcov_tool="$optarg"
 758   ;;
 759   --smbd=*) smbd="$optarg"
 760   ;;
 761   --extra-cflags=*)
 762   ;;
 763   --extra-ldflags=*)
 764   ;;
 765   --enable-debug-info)
 766   ;;
 767   --disable-debug-info)
 768   ;;
 769   --enable-modules)
 770       modules="yes"
 771   ;;
 772   --cpu=*)
 773   ;;
 774   --target-list=*) target_list="$optarg"
 775   ;;
 776   --enable-trace-backends=*) trace_backends="$optarg"
 777   ;;
 778   # XXX: backwards compatibility
 779   --enable-trace-backend=*) trace_backends="$optarg"
 780   ;;
 781   --with-trace-file=*) trace_file="$optarg"
 782   ;;
 783   --enable-gprof) gprof="yes"
 784   ;;
 785   --enable-gcov) gcov="yes"
 786   ;;
 787   --static)
 788     static="yes"
 789     LDFLAGS="-static $LDFLAGS"
 790     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 791   ;;
 792   --mandir=*) mandir="$optarg"
 793   ;;
 794   --bindir=*) bindir="$optarg"
 795   ;;
 796   --libdir=*) libdir="$optarg"
 797   ;;
 798   --libexecdir=*) libexecdir="$optarg"
 799   ;;
 800   --includedir=*) includedir="$optarg"
 801   ;;
 802   --datadir=*) datadir="$optarg"
 803   ;;
 804   --with-confsuffix=*) confsuffix="$optarg"
 805   ;;
 806   --docdir=*) qemu_docdir="$optarg"
 807   ;;
 808   --sysconfdir=*) sysconfdir="$optarg"
 809   ;;
 810   --localstatedir=*) local_statedir="$optarg"
 811   ;;
 812   --sbindir=*|--sharedstatedir=*|\
 813   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 814   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 815     # These switches are silently ignored, for compatibility with
 816     # autoconf-generated configure scripts. This allows QEMU's
 817     # configure to be used by RPM and similar macros that set
 818     # lots of directory switches by default.
 819   ;;
 820   --with-system-pixman) pixman="system"
 821   ;;
 822   --without-system-pixman) pixman="internal"
 823   ;;
 824   --without-pixman) pixman="none"
 825   ;;
 826   --disable-sdl) sdl="no"
 827   ;;
 828   --enable-sdl) sdl="yes"
 829   ;;
 830   --with-sdlabi=*) sdlabi="$optarg"
 831   ;;
 832   --disable-qom-cast-debug) qom_cast_debug="no"
 833   ;;
 834   --enable-qom-cast-debug) qom_cast_debug="yes"
 835   ;;
 836   --disable-virtfs) virtfs="no"
 837   ;;
 838   --enable-virtfs) virtfs="yes"
 839   ;;
 840   --disable-vnc) vnc="no"
 841   ;;
 842   --enable-vnc) vnc="yes"
 843   ;;
 844   --fmod-lib=*) fmod_lib="$optarg"
 845   ;;
 846   --fmod-inc=*) fmod_inc="$optarg"
 847   ;;
 848   --oss-lib=*) oss_lib="$optarg"
 849   ;;
 850   --audio-drv-list=*) audio_drv_list="$optarg"
 851   ;;
 852   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 853   ;;
 854   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 855   ;;
 856   --enable-debug-tcg) debug_tcg="yes"
 857   ;;
 858   --disable-debug-tcg) debug_tcg="no"
 859   ;;
 860   --enable-debug)
 861       # Enable debugging options that aren't excessively noisy
 862       debug_tcg="yes"
 863       debug="yes"
 864       strip_opt="no"
 865   ;;
 866   --enable-sparse) sparse="yes"
 867   ;;
 868   --disable-sparse) sparse="no"
 869   ;;
 870   --disable-strip) strip_opt="no"
 871   ;;
 872   --disable-vnc-tls) vnc_tls="no"
 873   ;;
 874   --enable-vnc-tls) vnc_tls="yes"
 875   ;;
 876   --disable-vnc-sasl) vnc_sasl="no"
 877   ;;
 878   --enable-vnc-sasl) vnc_sasl="yes"
 879   ;;
 880   --disable-vnc-jpeg) vnc_jpeg="no"
 881   ;;
 882   --enable-vnc-jpeg) vnc_jpeg="yes"
 883   ;;
 884   --disable-vnc-png) vnc_png="no"
 885   ;;
 886   --enable-vnc-png) vnc_png="yes"
 887   ;;
 888   --disable-vnc-ws) vnc_ws="no"
 889   ;;
 890   --enable-vnc-ws) vnc_ws="yes"
 891   ;;
 892   --disable-slirp) slirp="no"
 893   ;;
 894   --disable-uuid) uuid="no"
 895   ;;
 896   --enable-uuid) uuid="yes"
 897   ;;
 898   --disable-vde) vde="no"
 899   ;;
 900   --enable-vde) vde="yes"
 901   ;;
 902   --disable-netmap) netmap="no"
 903   ;;
 904   --enable-netmap) netmap="yes"
 905   ;;
 906   --disable-xen) xen="no"
 907   ;;
 908   --enable-xen) xen="yes"
 909   ;;
 910   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 911   ;;
 912   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 913   ;;
 914   --disable-brlapi) brlapi="no"
 915   ;;
 916   --enable-brlapi) brlapi="yes"
 917   ;;
 918   --disable-bluez) bluez="no"
 919   ;;
 920   --enable-bluez) bluez="yes"
 921   ;;
 922   --disable-kvm) kvm="no"
 923   ;;
 924   --enable-kvm) kvm="yes"
 925   ;;
 926   --disable-tcg-interpreter) tcg_interpreter="no"
 927   ;;
 928   --enable-tcg-interpreter) tcg_interpreter="yes"
 929   ;;
 930   --disable-cap-ng)  cap_ng="no"
 931   ;;
 932   --enable-cap-ng) cap_ng="yes"
 933   ;;
 934   --disable-spice) spice="no"
 935   ;;
 936   --enable-spice) spice="yes"
 937   ;;
 938   --disable-libiscsi) libiscsi="no"
 939   ;;
 940   --enable-libiscsi) libiscsi="yes"
 941   ;;
 942   --disable-libnfs) libnfs="no"
 943   ;;
 944   --enable-libnfs) libnfs="yes"
 945   ;;
 946   --enable-profiler) profiler="yes"
 947   ;;
 948   --disable-cocoa) cocoa="no"
 949   ;;
 950   --enable-cocoa)
 951       cocoa="yes" ;
 952       sdl="no" ;
 953       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 954   ;;
 955   --disable-system) softmmu="no"
 956   ;;
 957   --enable-system) softmmu="yes"
 958   ;;
 959   --disable-user)
 960       linux_user="no" ;
 961       bsd_user="no" ;
 962   ;;
 963   --enable-user) ;;
 964   --disable-linux-user) linux_user="no"
 965   ;;
 966   --enable-linux-user) linux_user="yes"
 967   ;;
 968   --disable-bsd-user) bsd_user="no"
 969   ;;
 970   --enable-bsd-user) bsd_user="yes"
 971   ;;
 972   --enable-guest-base) guest_base="yes"
 973   ;;
 974   --disable-guest-base) guest_base="no"
 975   ;;
 976   --enable-pie) pie="yes"
 977   ;;
 978   --disable-pie) pie="no"
 979   ;;
 980   --enable-werror) werror="yes"
 981   ;;
 982   --disable-werror) werror="no"
 983   ;;
 984   --enable-stack-protector) stack_protector="yes"
 985   ;;
 986   --disable-stack-protector) stack_protector="no"
 987   ;;
 988   --disable-curses) curses="no"
 989   ;;
 990   --enable-curses) curses="yes"
 991   ;;
 992   --disable-curl) curl="no"
 993   ;;
 994   --enable-curl) curl="yes"
 995   ;;
 996   --disable-fdt) fdt="no"
 997   ;;
 998   --enable-fdt) fdt="yes"
 999   ;;
1000   --disable-linux-aio) linux_aio="no"
1001   ;;
1002   --enable-linux-aio) linux_aio="yes"
1003   ;;
1004   --disable-attr) attr="no"
1005   ;;
1006   --enable-attr) attr="yes"
1007   ;;
1008   --disable-blobs) blobs="no"
1009   ;;
1010   --with-pkgversion=*) pkgversion=" ($optarg)"
1011   ;;
1012   --with-coroutine=*) coroutine="$optarg"
1013   ;;
1014   --disable-coroutine-pool) coroutine_pool="no"
1015   ;;
1016   --enable-coroutine-pool) coroutine_pool="yes"
1017   ;;
1018   --disable-docs) docs="no"
1019   ;;
1020   --enable-docs) docs="yes"
1021   ;;
1022   --disable-vhost-net) vhost_net="no"
1023   ;;
1024   --enable-vhost-net) vhost_net="yes"
1025   ;;
1026   --disable-vhost-scsi) vhost_scsi="no"
1027   ;;
1028   --enable-vhost-scsi) vhost_scsi="yes"
1029   ;;
1030   --disable-opengl) opengl="no"
1031   ;;
1032   --enable-opengl) opengl="yes"
1033   ;;
1034   --disable-rbd) rbd="no"
1035   ;;
1036   --enable-rbd) rbd="yes"
1037   ;;
1038   --disable-xfsctl) xfs="no"
1039   ;;
1040   --enable-xfsctl) xfs="yes"
1041   ;;
1042   --disable-smartcard-nss) smartcard_nss="no"
1043   ;;
1044   --enable-smartcard-nss) smartcard_nss="yes"
1045   ;;
1046   --disable-libusb) libusb="no"
1047   ;;
1048   --enable-libusb) libusb="yes"
1049   ;;
1050   --disable-usb-redir) usb_redir="no"
1051   ;;
1052   --enable-usb-redir) usb_redir="yes"
1053   ;;
1054   --disable-zlib-test) zlib="no"
1055   ;;
1056   --disable-lzo) lzo="no"
1057   ;;
1058   --enable-lzo) lzo="yes"
1059   ;;
1060   --disable-snappy) snappy="no"
1061   ;;
1062   --enable-snappy) snappy="yes"
1063   ;;
1064   --disable-bzip2) bzip2="no"
1065   ;;
1066   --enable-bzip2) bzip2="yes"
1067   ;;
1068   --enable-guest-agent) guest_agent="yes"
1069   ;;
1070   --disable-guest-agent) guest_agent="no"
1071   ;;
1072   --with-vss-sdk) vss_win32_sdk=""
1073   ;;
1074   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1075   ;;
1076   --without-vss-sdk) vss_win32_sdk="no"
1077   ;;
1078   --with-win-sdk) win_sdk=""
1079   ;;
1080   --with-win-sdk=*) win_sdk="$optarg"
1081   ;;
1082   --without-win-sdk) win_sdk="no"
1083   ;;
1084   --enable-tools) want_tools="yes"
1085   ;;
1086   --disable-tools) want_tools="no"
1087   ;;
1088   --enable-seccomp) seccomp="yes"
1089   ;;
1090   --disable-seccomp) seccomp="no"
1091   ;;
1092   --disable-glusterfs) glusterfs="no"
1093   ;;
1094   --enable-glusterfs) glusterfs="yes"
1095   ;;
1096   --disable-archipelago) archipelago="no"
1097   ;;
1098   --enable-archipelago) archipelago="yes"
1099   ;;
1100   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1101       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1102   ;;
1103   --disable-gtk) gtk="no"
1104   ;;
1105   --enable-gtk) gtk="yes"
1106   ;;
1107   --enable-rdma) rdma="yes"
1108   ;;
1109   --disable-rdma) rdma="no"
1110   ;;
1111   --with-gtkabi=*) gtkabi="$optarg"
1112   ;;
1113   --disable-vte) vte="no"
1114   ;;
1115   --enable-vte) vte="yes"
1116   ;;
1117   --disable-tpm) tpm="no"
1118   ;;
1119   --enable-tpm) tpm="yes"
1120   ;;
1121   --disable-libssh2) libssh2="no"
1122   ;;
1123   --enable-libssh2) libssh2="yes"
1124   ;;
1125   --enable-vhdx) vhdx="yes"
1126   ;;
1127   --disable-vhdx) vhdx="no"
1128   ;;
1129   --disable-quorum) quorum="no"
1130   ;;
1131   --enable-quorum) quorum="yes"
1132   ;;
1133   --disable-numa) numa="no"
1134   ;;
1135   --enable-numa) numa="yes"
1136   ;;
1137   *)
1138       echo "ERROR: unknown option $opt"
1139       echo "Try '$0 --help' for more information"
1140       exit 1
1141   ;;
1142   esac
1143 done
1144
1145 if ! has $python; then
1146   error_exit "Python not found. Use --python=/path/to/python"
1147 fi
1148
1149 # Note that if the Python conditional here evaluates True we will exit
1150 # with status 1 which is a shell 'false' value.
1151 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1152   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1153       "Note that Python 3 or later is not yet supported." \
1154       "Use --python=/path/to/python to specify a supported Python."
1155 fi
1156
1157 # The -B switch was added in Python 2.6.
1158 # If it is supplied, compiled files are not written.
1159 # Use it for Python versions which support it.
1160 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1161   python="$python -B"
1162 fi
1163
1164 case "$cpu" in
1165     ppc)
1166            CPU_CFLAGS="-m32"
1167            LDFLAGS="-m32 $LDFLAGS"
1168            ;;
1169     ppc64)
1170            CPU_CFLAGS="-m64"
1171            LDFLAGS="-m64 $LDFLAGS"
1172            ;;
1173     sparc)
1174            LDFLAGS="-m32 $LDFLAGS"
1175            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1176            ;;
1177     sparc64)
1178            LDFLAGS="-m64 $LDFLAGS"
1179            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1180            ;;
1181     s390)
1182            CPU_CFLAGS="-m31"
1183            LDFLAGS="-m31 $LDFLAGS"
1184            ;;
1185     s390x)
1186            CPU_CFLAGS="-m64"
1187            LDFLAGS="-m64 $LDFLAGS"
1188            ;;
1189     i386)
1190            CPU_CFLAGS="-m32"
1191            LDFLAGS="-m32 $LDFLAGS"
1192            cc_i386='$(CC) -m32'
1193            ;;
1194     x86_64)
1195            CPU_CFLAGS="-m64"
1196            LDFLAGS="-m64 $LDFLAGS"
1197            cc_i386='$(CC) -m32'
1198            ;;
1199     x32)
1200            CPU_CFLAGS="-mx32"
1201            LDFLAGS="-mx32 $LDFLAGS"
1202            cc_i386='$(CC) -m32'
1203            ;;
1204     # No special flags required for other host CPUs
1205 esac
1206
1207 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1208 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1209
1210 default_target_list=""
1211
1212 mak_wilds=""
1213
1214 if [ "$softmmu" = "yes" ]; then
1215     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1216 fi
1217 if [ "$linux_user" = "yes" ]; then
1218     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1219 fi
1220 if [ "$bsd_user" = "yes" ]; then
1221     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1222 fi
1223
1224 for config in $mak_wilds; do
1225     default_target_list="${default_target_list} $(basename "$config" .mak)"
1226 done
1227
1228 if test x"$show_help" = x"yes" ; then
1229 cat << EOF
1230
1231 Usage: configure [options]
1232 Options: [defaults in brackets after descriptions]
1233
1234 Standard options:
1235   --help                   print this message
1236   --prefix=PREFIX          install in PREFIX [$prefix]
1237   --interp-prefix=PREFIX   where to find shared libraries, etc.
1238                            use %M for cpu name [$interp_prefix]
1239   --target-list=LIST       set target list (default: build everything)
1240 $(echo Available targets: $default_target_list | \
1241   fold -s -w 53 | sed -e 's/^/                           /')
1242
1243 Advanced options (experts only):
1244   --source-path=PATH       path of source code [$source_path]
1245   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1246   --cc=CC                  use C compiler CC [$cc]
1247   --iasl=IASL              use ACPI compiler IASL [$iasl]
1248   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1249                            build time
1250   --cxx=CXX                use C++ compiler CXX [$cxx]
1251   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1252   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1253   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1254   --make=MAKE              use specified make [$make]
1255   --install=INSTALL        use specified install [$install]
1256   --python=PYTHON          use specified python [$python]
1257   --smbd=SMBD              use specified smbd [$smbd]
1258   --static                 enable static build [$static]
1259   --mandir=PATH            install man pages in PATH
1260   --datadir=PATH           install firmware in PATH$confsuffix
1261   --docdir=PATH            install documentation in PATH$confsuffix
1262   --bindir=PATH            install binaries in PATH
1263   --libdir=PATH            install libraries in PATH
1264   --sysconfdir=PATH        install config in PATH$confsuffix
1265   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1266   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1267   --enable-modules         enable modules support
1268   --enable-debug-tcg       enable TCG debugging
1269   --disable-debug-tcg      disable TCG debugging (default)
1270   --enable-debug-info      enable debugging information (default)
1271   --disable-debug-info     disable debugging information
1272   --enable-debug           enable common debug build options
1273   --enable-sparse          enable sparse checker
1274   --disable-sparse         disable sparse checker (default)
1275   --disable-strip          disable stripping binaries
1276   --disable-werror         disable compilation abort on warning
1277   --disable-stack-protector disable compiler-provided stack protection
1278   --disable-sdl            disable SDL
1279   --enable-sdl             enable SDL
1280   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1281   --disable-gtk            disable gtk UI
1282   --enable-gtk             enable gtk UI
1283   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1284   --disable-virtfs         disable VirtFS
1285   --enable-virtfs          enable VirtFS
1286   --disable-vnc            disable VNC
1287   --enable-vnc             enable VNC
1288   --disable-cocoa          disable Cocoa (Mac OS X only)
1289   --enable-cocoa           enable Cocoa (default on Mac OS X)
1290   --audio-drv-list=LIST    set audio drivers list:
1291                            Available drivers: $audio_possible_drivers
1292   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1293   --block-drv-rw-whitelist=L
1294                            set block driver read-write whitelist
1295                            (affects only QEMU, not qemu-img)
1296   --block-drv-ro-whitelist=L
1297                            set block driver read-only whitelist
1298                            (affects only QEMU, not qemu-img)
1299   --disable-xen            disable xen backend driver support
1300   --enable-xen             enable xen backend driver support
1301   --disable-xen-pci-passthrough
1302   --enable-xen-pci-passthrough
1303   --disable-brlapi         disable BrlAPI
1304   --enable-brlapi          enable BrlAPI
1305   --disable-vnc-tls        disable TLS encryption for VNC server
1306   --enable-vnc-tls         enable TLS encryption for VNC server
1307   --disable-vnc-sasl       disable SASL encryption for VNC server
1308   --enable-vnc-sasl        enable SASL encryption for VNC server
1309   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1310   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1311   --disable-vnc-png        disable PNG compression for VNC server (default)
1312   --enable-vnc-png         enable PNG compression for VNC server
1313   --disable-vnc-ws         disable Websockets support for VNC server
1314   --enable-vnc-ws          enable Websockets support for VNC server
1315   --disable-curses         disable curses output
1316   --enable-curses          enable curses output
1317   --disable-curl           disable curl connectivity
1318   --enable-curl            enable curl connectivity
1319   --disable-fdt            disable fdt device tree
1320   --enable-fdt             enable fdt device tree
1321   --disable-bluez          disable bluez stack connectivity
1322   --enable-bluez           enable bluez stack connectivity
1323   --disable-slirp          disable SLIRP userspace network connectivity
1324   --disable-kvm            disable KVM acceleration support
1325   --enable-kvm             enable KVM acceleration support
1326   --disable-rdma           disable RDMA-based migration support
1327   --enable-rdma            enable RDMA-based migration support
1328   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1329   --enable-system          enable all system emulation targets
1330   --disable-system         disable all system emulation targets
1331   --enable-user            enable supported user emulation targets
1332   --disable-user           disable all user emulation targets
1333   --enable-linux-user      enable all linux usermode emulation targets
1334   --disable-linux-user     disable all linux usermode emulation targets
1335   --enable-bsd-user        enable all BSD usermode emulation targets
1336   --disable-bsd-user       disable all BSD usermode emulation targets
1337   --enable-guest-base      enable GUEST_BASE support for usermode
1338                            emulation targets
1339   --disable-guest-base     disable GUEST_BASE support
1340   --enable-pie             build Position Independent Executables
1341   --disable-pie            do not build Position Independent Executables
1342   --fmod-lib               path to FMOD library
1343   --fmod-inc               path to FMOD includes
1344   --oss-lib                path to OSS library
1345   --cpu=CPU                Build for host CPU [$cpu]
1346   --disable-uuid           disable uuid support
1347   --enable-uuid            enable uuid support
1348   --disable-vde            disable support for vde network
1349   --enable-vde             enable support for vde network
1350   --disable-netmap         disable support for netmap network
1351   --enable-netmap          enable support for netmap network
1352   --disable-linux-aio      disable Linux AIO support
1353   --enable-linux-aio       enable Linux AIO support
1354   --disable-cap-ng         disable libcap-ng support
1355   --enable-cap-ng          enable libcap-ng support
1356   --disable-attr           disable attr and xattr support
1357   --enable-attr            enable attr and xattr support
1358   --disable-blobs          disable installing provided firmware blobs
1359   --enable-docs            enable documentation build
1360   --disable-docs           disable documentation build
1361   --disable-vhost-net      disable vhost-net acceleration support
1362   --enable-vhost-net       enable vhost-net acceleration support
1363   --enable-trace-backends=B Set trace backend
1364                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1365   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1366                            Default:trace-<pid>
1367   --disable-spice          disable spice
1368   --enable-spice           enable spice
1369   --enable-rbd             enable building the rados block device (rbd)
1370   --disable-libiscsi       disable iscsi support
1371   --enable-libiscsi        enable iscsi support
1372   --disable-libnfs         disable nfs support
1373   --enable-libnfs          enable nfs support
1374   --disable-smartcard-nss  disable smartcard nss support
1375   --enable-smartcard-nss   enable smartcard nss support
1376   --disable-libusb         disable libusb (for usb passthrough)
1377   --enable-libusb          enable libusb (for usb passthrough)
1378   --disable-usb-redir      disable usb network redirection support
1379   --enable-usb-redir       enable usb network redirection support
1380   --enable-lzo             enable the support of lzo compression library
1381   --enable-snappy          enable the support of snappy compression library
1382   --enable-bzip2           enable the support of bzip2 compression library (for
1383                            reading bzip2-compressed dmg images)
1384   --disable-guest-agent    disable building of the QEMU Guest Agent
1385   --enable-guest-agent     enable building of the QEMU Guest Agent
1386   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1387   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1388   --disable-seccomp        disable seccomp support
1389   --enable-seccomp         enable seccomp support
1390   --with-coroutine=BACKEND coroutine backend. Supported options:
1391                            gthread, ucontext, sigaltstack, windows
1392   --disable-coroutine-pool disable coroutine freelist (worse performance)
1393   --enable-coroutine-pool  enable coroutine freelist (better performance)
1394   --enable-glusterfs       enable GlusterFS backend
1395   --disable-glusterfs      disable GlusterFS backend
1396   --enable-archipelago     enable Archipelago backend
1397   --disable-archipelago    disable Archipelago backend
1398   --enable-gcov            enable test coverage analysis with gcov
1399   --gcov=GCOV              use specified gcov [$gcov_tool]
1400   --disable-tpm            disable TPM support
1401   --enable-tpm             enable TPM support
1402   --disable-libssh2        disable ssh block device support
1403   --enable-libssh2         enable ssh block device support
1404   --disable-vhdx           disable support for the Microsoft VHDX image format
1405   --enable-vhdx            enable support for the Microsoft VHDX image format
1406   --disable-quorum         disable quorum block filter support
1407   --enable-quorum          enable quorum block filter support
1408   --disable-numa           disable libnuma support
1409   --enable-numa            enable libnuma support
1410
1411 NOTE: The object files are built at the place where configure is launched
1412 EOF
1413 exit 0
1414 fi
1415
1416 # Now we have handled --enable-tcg-interpreter and know we're not just
1417 # printing the help message, bail out if the host CPU isn't supported.
1418 if test "$ARCH" = "unknown"; then
1419     if test "$tcg_interpreter" = "yes" ; then
1420         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1421         ARCH=tci
1422     else
1423         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1424     fi
1425 fi
1426
1427 # Consult white-list to determine whether to enable werror
1428 # by default.  Only enable by default for git builds
1429 z_version=`cut -f3 -d. $source_path/VERSION`
1430
1431 if test -z "$werror" ; then
1432     if test -d "$source_path/.git" -a \
1433         "$linux" = "yes" ; then
1434         werror="yes"
1435     else
1436         werror="no"
1437     fi
1438 fi
1439
1440 # check that the C compiler works.
1441 cat > $TMPC <<EOF
1442 int main(void) { return 0; }
1443 EOF
1444
1445 if compile_object ; then
1446   : C compiler works ok
1447 else
1448     error_exit "\"$cc\" either does not exist or does not work"
1449 fi
1450
1451 # Check that the C++ compiler exists and works with the C compiler
1452 if has $cxx; then
1453     cat > $TMPC <<EOF
1454 int c_function(void);
1455 int main(void) { return c_function(); }
1456 EOF
1457
1458     compile_object
1459
1460     cat > $TMPCXX <<EOF
1461 extern "C" {
1462    int c_function(void);
1463 }
1464 int c_function(void) { return 42; }
1465 EOF
1466
1467     update_cxxflags
1468
1469     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1470         # C++ compiler $cxx works ok with C compiler $cc
1471         :
1472     else
1473         echo "C++ compiler $cxx does not work with C compiler $cc"
1474         echo "Disabling C++ specific optional code"
1475         cxx=
1476     fi
1477 else
1478     echo "No C++ compiler available; disabling C++ specific optional code"
1479     cxx=
1480 fi
1481
1482 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1483 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1484 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1485 gcc_flags="-Wendif-labels $gcc_flags"
1486 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1487 gcc_flags="-Wno-string-plus-int $gcc_flags"
1488 # Note that we do not add -Werror to gcc_flags here, because that would
1489 # enable it for all configure tests. If a configure test failed due
1490 # to -Werror this would just silently disable some features,
1491 # so it's too error prone.
1492 cat > $TMPC << EOF
1493 int main(void) { return 0; }
1494 EOF
1495 for flag in $gcc_flags; do
1496     # Use the positive sense of the flag when testing for -Wno-wombat
1497     # support (gcc will happily accept the -Wno- form of unknown
1498     # warning options).
1499     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1500     if compile_prog "-Werror $optflag" "" ; then
1501         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1502     fi
1503 done
1504
1505 if test "$stack_protector" != "no"; then
1506   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1507   sp_on=0
1508   for flag in $gcc_flags; do
1509     # We need to check both a compile and a link, since some compiler
1510     # setups fail only on a .c->.o compile and some only at link time
1511     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1512        compile_prog "-Werror $flag" ""; then
1513       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1514       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1515       sp_on=1
1516       break
1517     fi
1518   done
1519   if test "$stack_protector" = yes; then
1520     if test $sp_on = 0; then
1521       error_exit "Stack protector not supported"
1522     fi
1523   fi
1524 fi
1525
1526 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1527 # large functions that use global variables.  The bug is in all releases of
1528 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1529 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1530 cat > $TMPC << EOF
1531 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1532 int main(void) { return 0; }
1533 #else
1534 #error No bug in this compiler.
1535 #endif
1536 EOF
1537 if compile_prog "-Werror -fno-gcse" "" ; then
1538   TRANSLATE_OPT_CFLAGS=-fno-gcse
1539 fi
1540
1541 if test "$static" = "yes" ; then
1542   if test "$modules" = "yes" ; then
1543     error_exit "static and modules are mutually incompatible"
1544   fi
1545   if test "$pie" = "yes" ; then
1546     error_exit "static and pie are mutually incompatible"
1547   else
1548     pie="no"
1549   fi
1550 fi
1551
1552 if test "$pie" = ""; then
1553   case "$cpu-$targetos" in
1554     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1555       ;;
1556     *)
1557       pie="no"
1558       ;;
1559   esac
1560 fi
1561
1562 if test "$pie" != "no" ; then
1563   cat > $TMPC << EOF
1564
1565 #ifdef __linux__
1566 #  define THREAD __thread
1567 #else
1568 #  define THREAD
1569 #endif
1570
1571 static THREAD int tls_var;
1572
1573 int main(void) { return tls_var; }
1574
1575 EOF
1576   if compile_prog "-fPIE -DPIE" "-pie"; then
1577     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1578     LDFLAGS="-pie $LDFLAGS"
1579     pie="yes"
1580     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1581       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1582     fi
1583   else
1584     if test "$pie" = "yes"; then
1585       error_exit "PIE not available due to missing toolchain support"
1586     else
1587       echo "Disabling PIE due to missing toolchain support"
1588       pie="no"
1589     fi
1590   fi
1591
1592   if compile_prog "-fno-pie" "-nopie"; then
1593     CFLAGS_NOPIE="-fno-pie"
1594     LDFLAGS_NOPIE="-nopie"
1595   fi
1596 fi
1597
1598 # check for broken gcc and libtool in RHEL5
1599 if test -n "$libtool" -a "$pie" != "no" ; then
1600   cat > $TMPC <<EOF
1601
1602 void *f(unsigned char *buf, int len);
1603 void *g(unsigned char *buf, int len);
1604
1605 void *
1606 f(unsigned char *buf, int len)
1607 {
1608     return (void*)0L;
1609 }
1610
1611 void *
1612 g(unsigned char *buf, int len)
1613 {
1614     return f(buf, len);
1615 }
1616
1617 EOF
1618   if ! libtool_prog; then
1619     echo "Disabling libtool due to broken toolchain support"
1620     libtool=
1621   fi
1622 fi
1623
1624 ##########################################
1625 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1626 # use i686 as default anyway, but for those that don't, an explicit
1627 # specification is necessary
1628
1629 if test "$cpu" = "i386"; then
1630   cat > $TMPC << EOF
1631 static int sfaa(int *ptr)
1632 {
1633   return __sync_fetch_and_and(ptr, 0);
1634 }
1635
1636 int main(void)
1637 {
1638   int val = 42;
1639   val = __sync_val_compare_and_swap(&val, 0, 1);
1640   sfaa(&val);
1641   return val;
1642 }
1643 EOF
1644   if ! compile_prog "" "" ; then
1645     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1646   fi
1647 fi
1648
1649 #########################################
1650 # Solaris specific configure tool chain decisions
1651
1652 if test "$solaris" = "yes" ; then
1653   if has $install; then
1654     :
1655   else
1656     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1657         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1658         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1659   fi
1660   if test "`path_of $install`" = "/usr/sbin/install" ; then
1661     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1662         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1663         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1664   fi
1665   if has ar; then
1666     :
1667   else
1668     if test -f /usr/ccs/bin/ar ; then
1669       error_exit "No path includes ar" \
1670           "Add /usr/ccs/bin to your path and rerun configure"
1671     fi
1672     error_exit "No path includes ar"
1673   fi
1674 fi
1675
1676 if test -z "${target_list+xxx}" ; then
1677     target_list="$default_target_list"
1678 else
1679     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1680 fi
1681
1682 # Check that we recognised the target name; this allows a more
1683 # friendly error message than if we let it fall through.
1684 for target in $target_list; do
1685     case " $default_target_list " in
1686         *" $target "*)
1687             ;;
1688         *)
1689             error_exit "Unknown target name '$target'"
1690             ;;
1691     esac
1692 done
1693
1694 # see if system emulation was really requested
1695 case " $target_list " in
1696   *"-softmmu "*) softmmu=yes
1697   ;;
1698   *) softmmu=no
1699   ;;
1700 esac
1701
1702 feature_not_found() {
1703   feature=$1
1704   remedy=$2
1705
1706   error_exit "User requested feature $feature" \
1707       "configure was not able to find it." \
1708       "$remedy"
1709 }
1710
1711 # ---
1712 # big/little endian test
1713 cat > $TMPC << EOF
1714 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1715 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1716 extern int foo(short *, short *);
1717 int main(int argc, char *argv[]) {
1718     return foo(big_endian, little_endian);
1719 }
1720 EOF
1721
1722 if compile_object ; then
1723     if grep -q BiGeNdIaN $TMPO ; then
1724         bigendian="yes"
1725     elif grep -q LiTtLeEnDiAn $TMPO ; then
1726         bigendian="no"
1727     else
1728         echo big/little test failed
1729     fi
1730 else
1731     echo big/little test failed
1732 fi
1733
1734 ##########################################
1735 # L2TPV3 probe
1736
1737 cat > $TMPC <<EOF
1738 #include <sys/socket.h>
1739 #include <linux/ip.h>
1740 int main(void) { return sizeof(struct mmsghdr); }
1741 EOF
1742 if compile_prog "" "" ; then
1743   l2tpv3=yes
1744 else
1745   l2tpv3=no
1746 fi
1747
1748 ##########################################
1749 # pkg-config probe
1750
1751 if ! has "$pkg_config_exe"; then
1752   error_exit "pkg-config binary '$pkg_config_exe' not found"
1753 fi
1754
1755 ##########################################
1756 # NPTL probe
1757
1758 if test "$linux_user" = "yes"; then
1759   cat > $TMPC <<EOF
1760 #include <sched.h>
1761 #include <linux/futex.h>
1762 int main(void) {
1763 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1764 #error bork
1765 #endif
1766   return 0;
1767 }
1768 EOF
1769   if ! compile_object ; then
1770     feature_not_found "nptl" "Install glibc and linux kernel headers."
1771   fi
1772 fi
1773
1774 ##########################################
1775 # zlib check
1776
1777 if test "$zlib" != "no" ; then
1778     cat > $TMPC << EOF
1779 #include <zlib.h>
1780 int main(void) { zlibVersion(); return 0; }
1781 EOF
1782     if compile_prog "" "-lz" ; then
1783         :
1784     else
1785         error_exit "zlib check failed" \
1786             "Make sure to have the zlib libs and headers installed."
1787     fi
1788 fi
1789 LIBS="$LIBS -lz"
1790
1791 ##########################################
1792 # lzo check
1793
1794 if test "$lzo" != "no" ; then
1795     cat > $TMPC << EOF
1796 #include <lzo/lzo1x.h>
1797 int main(void) { lzo_version(); return 0; }
1798 EOF
1799     if compile_prog "" "-llzo2" ; then
1800         libs_softmmu="$libs_softmmu -llzo2"
1801         lzo="yes"
1802     else
1803         if test "$lzo" = "yes"; then
1804             feature_not_found "liblzo2" "Install liblzo2 devel"
1805         fi
1806         lzo="no"
1807     fi
1808 fi
1809
1810 ##########################################
1811 # snappy check
1812
1813 if test "$snappy" != "no" ; then
1814     cat > $TMPC << EOF
1815 #include <snappy-c.h>
1816 int main(void) { snappy_max_compressed_length(4096); return 0; }
1817 EOF
1818     if compile_prog "" "-lsnappy" ; then
1819         libs_softmmu="$libs_softmmu -lsnappy"
1820         snappy="yes"
1821     else
1822         if test "$snappy" = "yes"; then
1823             feature_not_found "libsnappy" "Install libsnappy devel"
1824         fi
1825         snappy="no"
1826     fi
1827 fi
1828
1829 ##########################################
1830 # bzip2 check
1831
1832 if test "$bzip2" != "no" ; then
1833     cat > $TMPC << EOF
1834 #include <bzlib.h>
1835 int main(void) { BZ2_bzlibVersion(); return 0; }
1836 EOF
1837     if compile_prog "" "-lbz2" ; then
1838         bzip2="yes"
1839     else
1840         if test "$bzip2" = "yes"; then
1841             feature_not_found "libbzip2" "Install libbzip2 devel"
1842         fi
1843         bzip2="no"
1844     fi
1845 fi
1846
1847 ##########################################
1848 # libseccomp check
1849
1850 if test "$seccomp" != "no" ; then
1851     if $pkg_config --atleast-version=2.2.0 libseccomp; then
1852         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1853         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1854         seccomp="yes"
1855     else
1856         if test "$seccomp" = "yes"; then
1857             feature_not_found "libseccomp" "Install libseccomp devel >= 2.2.0"
1858         fi
1859         seccomp="no"
1860     fi
1861 fi
1862 ##########################################
1863 # xen probe
1864
1865 if test "$xen" != "no" ; then
1866   xen_libs="-lxenstore -lxenctrl -lxenguest"
1867
1868   # First we test whether Xen headers and libraries are available.
1869   # If no, we are done and there is no Xen support.
1870   # If yes, more tests are run to detect the Xen version.
1871
1872   # Xen (any)
1873   cat > $TMPC <<EOF
1874 #include <xenctrl.h>
1875 int main(void) {
1876   return 0;
1877 }
1878 EOF
1879   if ! compile_prog "" "$xen_libs" ; then
1880     # Xen not found
1881     if test "$xen" = "yes" ; then
1882       feature_not_found "xen" "Install xen devel"
1883     fi
1884     xen=no
1885
1886   # Xen unstable
1887   elif
1888       cat > $TMPC <<EOF &&
1889 #include <xenctrl.h>
1890 #include <xenstore.h>
1891 #include <stdint.h>
1892 #include <xen/hvm/hvm_info_table.h>
1893 #if !defined(HVM_MAX_VCPUS)
1894 # error HVM_MAX_VCPUS not defined
1895 #endif
1896 int main(void) {
1897   xc_interface *xc;
1898   xs_daemon_open();
1899   xc = xc_interface_open(0, 0, 0);
1900   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1901   xc_gnttab_open(NULL, 0);
1902   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1903   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1904   xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
1905   return 0;
1906 }
1907 EOF
1908       compile_prog "" "$xen_libs"
1909     then
1910     xen_ctrl_version=450
1911     xen=yes
1912
1913   elif
1914       cat > $TMPC <<EOF &&
1915 #include <xenctrl.h>
1916 #include <xenstore.h>
1917 #include <stdint.h>
1918 #include <xen/hvm/hvm_info_table.h>
1919 #if !defined(HVM_MAX_VCPUS)
1920 # error HVM_MAX_VCPUS not defined
1921 #endif
1922 int main(void) {
1923   xc_interface *xc;
1924   xs_daemon_open();
1925   xc = xc_interface_open(0, 0, 0);
1926   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1927   xc_gnttab_open(NULL, 0);
1928   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1929   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1930   return 0;
1931 }
1932 EOF
1933       compile_prog "" "$xen_libs"
1934     then
1935     xen_ctrl_version=420
1936     xen=yes
1937
1938   elif
1939       cat > $TMPC <<EOF &&
1940 #include <xenctrl.h>
1941 #include <xs.h>
1942 #include <stdint.h>
1943 #include <xen/hvm/hvm_info_table.h>
1944 #if !defined(HVM_MAX_VCPUS)
1945 # error HVM_MAX_VCPUS not defined
1946 #endif
1947 int main(void) {
1948   xs_daemon_open();
1949   xc_interface_open(0, 0, 0);
1950   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1951   xc_gnttab_open(NULL, 0);
1952   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1953   return 0;
1954 }
1955 EOF
1956       compile_prog "" "$xen_libs"
1957     then
1958     xen_ctrl_version=410
1959     xen=yes
1960
1961   # Xen 4.0.0
1962   elif
1963       cat > $TMPC <<EOF &&
1964 #include <xenctrl.h>
1965 #include <xs.h>
1966 #include <stdint.h>
1967 #include <xen/hvm/hvm_info_table.h>
1968 #if !defined(HVM_MAX_VCPUS)
1969 # error HVM_MAX_VCPUS not defined
1970 #endif
1971 int main(void) {
1972   struct xen_add_to_physmap xatp = {
1973     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1974   };
1975   xs_daemon_open();
1976   xc_interface_open();
1977   xc_gnttab_open();
1978   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1979   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1980   return 0;
1981 }
1982 EOF
1983       compile_prog "" "$xen_libs"
1984     then
1985     xen_ctrl_version=400
1986     xen=yes
1987
1988   # Xen 3.4.0
1989   elif
1990       cat > $TMPC <<EOF &&
1991 #include <xenctrl.h>
1992 #include <xs.h>
1993 int main(void) {
1994   struct xen_add_to_physmap xatp = {
1995     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1996   };
1997   xs_daemon_open();
1998   xc_interface_open();
1999   xc_gnttab_open();
2000   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2001   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
2002   return 0;
2003 }
2004 EOF
2005       compile_prog "" "$xen_libs"
2006     then
2007     xen_ctrl_version=340
2008     xen=yes
2009
2010   # Xen 3.3.0
2011   elif
2012       cat > $TMPC <<EOF &&
2013 #include <xenctrl.h>
2014 #include <xs.h>
2015 int main(void) {
2016   xs_daemon_open();
2017   xc_interface_open();
2018   xc_gnttab_open();
2019   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2020   return 0;
2021 }
2022 EOF
2023       compile_prog "" "$xen_libs"
2024     then
2025     xen_ctrl_version=330
2026     xen=yes
2027
2028   # Xen version unsupported
2029   else
2030     if test "$xen" = "yes" ; then
2031       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
2032     fi
2033     xen=no
2034   fi
2035
2036   if test "$xen" = yes; then
2037     libs_softmmu="$xen_libs $libs_softmmu"
2038   fi
2039 fi
2040
2041 if test "$xen_pci_passthrough" != "no"; then
2042   if test "$xen" = "yes" && test "$linux" = "yes" &&
2043     test "$xen_ctrl_version" -ge 340; then
2044     xen_pci_passthrough=yes
2045   else
2046     if test "$xen_pci_passthrough" = "yes"; then
2047       if test "$xen_ctrl_version" -lt 340; then
2048         error_exit "User requested feature Xen PCI Passthrough" \
2049             "This feature does not work with Xen 3.3"
2050       fi
2051       error_exit "User requested feature Xen PCI Passthrough" \
2052           " but this feature requires /sys from Linux"
2053     fi
2054     xen_pci_passthrough=no
2055   fi
2056 fi
2057
2058 ##########################################
2059 # libtool probe
2060
2061 if ! has $libtool; then
2062     libtool=
2063 fi
2064
2065 # MacOSX ships with a libtool which isn't the GNU one; weed this
2066 # out by checking whether libtool supports the --version switch
2067 if test -n "$libtool"; then
2068   if ! "$libtool" --version >/dev/null 2>&1; then
2069     libtool=
2070   fi
2071 fi
2072
2073 ##########################################
2074 # Sparse probe
2075 if test "$sparse" != "no" ; then
2076   if has cgcc; then
2077     sparse=yes
2078   else
2079     if test "$sparse" = "yes" ; then
2080       feature_not_found "sparse" "Install sparse binary"
2081     fi
2082     sparse=no
2083   fi
2084 fi
2085
2086 ##########################################
2087 # X11 probe
2088 x11_cflags=
2089 x11_libs=-lX11
2090 if $pkg_config --exists "x11"; then
2091     x11_cflags=`$pkg_config --cflags x11`
2092     x11_libs=`$pkg_config --libs x11`
2093 fi
2094
2095 ##########################################
2096 # GTK probe
2097
2098 if test "$gtkabi" = ""; then
2099     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2100     # Use 3.0 as a fallback if that is available.
2101     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2102         gtkabi=2.0
2103     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2104         gtkabi=3.0
2105     else
2106         gtkabi=2.0
2107     fi
2108 fi
2109
2110 if test "$gtk" != "no"; then
2111     gtkpackage="gtk+-$gtkabi"
2112     gtkx11package="gtk+-x11-$gtkabi"
2113     if test "$gtkabi" = "3.0" ; then
2114       gtkversion="3.0.0"
2115     else
2116       gtkversion="2.18.0"
2117     fi
2118     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2119         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2120         gtk_libs=`$pkg_config --libs $gtkpackage`
2121         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2122             gtk_cflags="$gtk_cflags $x11_cflags"
2123             gtk_libs="$gtk_libs $x11_libs"
2124         fi
2125         libs_softmmu="$gtk_libs $libs_softmmu"
2126         gtk="yes"
2127     elif test "$gtk" = "yes"; then
2128         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2129     else
2130         gtk="no"
2131     fi
2132 fi
2133
2134 ##########################################
2135 # VTE probe
2136
2137 if test "$vte" != "no"; then
2138     if test "$gtkabi" = "3.0"; then
2139       vtepackage="vte-2.90"
2140       vteversion="0.32.0"
2141     else
2142       vtepackage="vte"
2143       vteversion="0.24.0"
2144     fi
2145     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2146         vte_cflags=`$pkg_config --cflags $vtepackage`
2147         vte_libs=`$pkg_config --libs $vtepackage`
2148         libs_softmmu="$vte_libs $libs_softmmu"
2149         vte="yes"
2150     elif test "$vte" = "yes"; then
2151         if test "$gtkabi" = "3.0"; then
2152             feature_not_found "vte" "Install libvte-2.90 devel"
2153         else
2154             feature_not_found "vte" "Install libvte devel"
2155         fi
2156     else
2157         vte="no"
2158     fi
2159 fi
2160
2161 ##########################################
2162 # SDL probe
2163
2164 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2165 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2166
2167 if test $sdlabi = "2.0"; then
2168     sdl_config=$sdl2_config
2169     sdlname=sdl2
2170     sdlconfigname=sdl2_config
2171 else
2172     sdlname=sdl
2173     sdlconfigname=sdl_config
2174 fi
2175
2176 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2177   sdl_config=$sdlconfigname
2178 fi
2179
2180 if $pkg_config $sdlname --exists; then
2181   sdlconfig="$pkg_config $sdlname"
2182   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2183 elif has ${sdl_config}; then
2184   sdlconfig="$sdl_config"
2185   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2186 else
2187   if test "$sdl" = "yes" ; then
2188     feature_not_found "sdl" "Install SDL devel"
2189   fi
2190   sdl=no
2191 fi
2192 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2193   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2194 fi
2195
2196 sdl_too_old=no
2197 if test "$sdl" != "no" ; then
2198   cat > $TMPC << EOF
2199 #include <SDL.h>
2200 #undef main /* We don't want SDL to override our main() */
2201 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2202 EOF
2203   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2204   if test "$static" = "yes" ; then
2205     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2206   else
2207     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2208   fi
2209   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2210     if test "$_sdlversion" -lt 121 ; then
2211       sdl_too_old=yes
2212     else
2213       if test "$cocoa" = "no" ; then
2214         sdl=yes
2215       fi
2216     fi
2217
2218     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2219     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2220       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2221          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2222          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2223       fi
2224       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2225         :
2226       else
2227         sdl=no
2228       fi
2229     fi # static link
2230   else # sdl not found
2231     if test "$sdl" = "yes" ; then
2232       feature_not_found "sdl" "Install SDL devel"
2233     fi
2234     sdl=no
2235   fi # sdl compile test
2236 fi
2237
2238 if test "$sdl" = "yes" ; then
2239   cat > $TMPC <<EOF
2240 #include <SDL.h>
2241 #if defined(SDL_VIDEO_DRIVER_X11)
2242 #include <X11/XKBlib.h>
2243 #else
2244 #error No x11 support
2245 #endif
2246 int main(void) { return 0; }
2247 EOF
2248   if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
2249     sdl_cflags="$sdl_cflags $x11_cflags"
2250     sdl_libs="$sdl_libs $x11_libs"
2251   fi
2252   libs_softmmu="$sdl_libs $libs_softmmu"
2253 fi
2254
2255 ##########################################
2256 # RDMA needs OpenFabrics libraries
2257 if test "$rdma" != "no" ; then
2258   cat > $TMPC <<EOF
2259 #include <rdma/rdma_cma.h>
2260 int main(void) { return 0; }
2261 EOF
2262   rdma_libs="-lrdmacm -libverbs"
2263   if compile_prog "" "$rdma_libs" ; then
2264     rdma="yes"
2265     libs_softmmu="$libs_softmmu $rdma_libs"
2266   else
2267     if test "$rdma" = "yes" ; then
2268         error_exit \
2269             " OpenFabrics librdmacm/libibverbs not present." \
2270             " Your options:" \
2271             "  (1) Fast: Install infiniband packages from your distro." \
2272             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2273             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2274     fi
2275     rdma="no"
2276   fi
2277 fi
2278
2279 ##########################################
2280 # VNC TLS/WS detection
2281 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2282   cat > $TMPC <<EOF
2283 #include <gnutls/gnutls.h>
2284 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2285 EOF
2286   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2287   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2288   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2289     if test "$vnc_tls" != "no" ; then
2290       vnc_tls=yes
2291     fi
2292     if test "$vnc_ws" != "no" ; then
2293       vnc_ws=yes
2294     fi
2295     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2296     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2297   else
2298     if test "$vnc_tls" = "yes" ; then
2299       feature_not_found "vnc-tls" "Install gnutls devel"
2300     fi
2301     if test "$vnc_ws" = "yes" ; then
2302       feature_not_found "vnc-ws" "Install gnutls devel"
2303     fi
2304     vnc_tls=no
2305     vnc_ws=no
2306   fi
2307 fi
2308
2309 ##########################################
2310 # Quorum probe (check for gnutls)
2311 if test "$quorum" != "no" ; then
2312 cat > $TMPC <<EOF
2313 #include <gnutls/gnutls.h>
2314 #include <gnutls/crypto.h>
2315 int main(void) {char data[4096], digest[32];
2316 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2317 return 0;
2318 }
2319 EOF
2320 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2321 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2322 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2323   qcow_tls=yes
2324   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2325   libs_tools="$quorum_tls_libs $libs_softmmu"
2326   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2327   quorum="yes"
2328 else
2329   if test "$quorum" = "yes"; then
2330     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2331   fi
2332   quorum="no"
2333 fi
2334 fi
2335
2336 ##########################################
2337 # VNC SASL detection
2338 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2339   cat > $TMPC <<EOF
2340 #include <sasl/sasl.h>
2341 #include <stdio.h>
2342 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2343 EOF
2344   # Assuming Cyrus-SASL installed in /usr prefix
2345   vnc_sasl_cflags=""
2346   vnc_sasl_libs="-lsasl2"
2347   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2348     vnc_sasl=yes
2349     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2350     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2351   else
2352     if test "$vnc_sasl" = "yes" ; then
2353       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2354     fi
2355     vnc_sasl=no
2356   fi
2357 fi
2358
2359 ##########################################
2360 # VNC JPEG detection
2361 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2362 cat > $TMPC <<EOF
2363 #include <stdio.h>
2364 #include <jpeglib.h>
2365 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2366 EOF
2367     vnc_jpeg_cflags=""
2368     vnc_jpeg_libs="-ljpeg"
2369   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2370     vnc_jpeg=yes
2371     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2372     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2373   else
2374     if test "$vnc_jpeg" = "yes" ; then
2375       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2376     fi
2377     vnc_jpeg=no
2378   fi
2379 fi
2380
2381 ##########################################
2382 # VNC PNG detection
2383 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2384 cat > $TMPC <<EOF
2385 //#include <stdio.h>
2386 #include <png.h>
2387 #include <stddef.h>
2388 int main(void) {
2389     png_structp png_ptr;
2390     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2391     return png_ptr != 0;
2392 }
2393 EOF
2394   if $pkg_config libpng --exists; then
2395     vnc_png_cflags=`$pkg_config libpng --cflags`
2396     vnc_png_libs=`$pkg_config libpng --libs`
2397   else
2398     vnc_png_cflags=""
2399     vnc_png_libs="-lpng"
2400   fi
2401   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2402     vnc_png=yes
2403     libs_softmmu="$vnc_png_libs $libs_softmmu"
2404     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2405   else
2406     if test "$vnc_png" = "yes" ; then
2407       feature_not_found "vnc-png" "Install libpng devel"
2408     fi
2409     vnc_png=no
2410   fi
2411 fi
2412
2413 ##########################################
2414 # fnmatch() probe, used for ACL routines
2415 fnmatch="no"
2416 cat > $TMPC << EOF
2417 #include <fnmatch.h>
2418 int main(void)
2419 {
2420     fnmatch("foo", "foo", 0);
2421     return 0;
2422 }
2423 EOF
2424 if compile_prog "" "" ; then
2425    fnmatch="yes"
2426 fi
2427
2428 ##########################################
2429 # uuid_generate() probe, used for vdi block driver
2430 # Note that on some systems (notably MacOSX) no extra library
2431 # need be linked to get the uuid functions.
2432 if test "$uuid" != "no" ; then
2433   uuid_libs="-luuid"
2434   cat > $TMPC << EOF
2435 #include <uuid/uuid.h>
2436 int main(void)
2437 {
2438     uuid_t my_uuid;
2439     uuid_generate(my_uuid);
2440     return 0;
2441 }
2442 EOF
2443   if compile_prog "" "" ; then
2444     uuid="yes"
2445   elif compile_prog "" "$uuid_libs" ; then
2446     uuid="yes"
2447     libs_softmmu="$uuid_libs $libs_softmmu"
2448     libs_tools="$uuid_libs $libs_tools"
2449   else
2450     if test "$uuid" = "yes" ; then
2451       feature_not_found "uuid" "Install libuuid devel"
2452     fi
2453     uuid=no
2454   fi
2455 fi
2456
2457 if test "$vhdx" = "yes" ; then
2458     if test "$uuid" = "no" ; then
2459         error_exit "uuid required for VHDX support"
2460     fi
2461 elif test "$vhdx" != "no" ; then
2462     if test "$uuid" = "yes" ; then
2463         vhdx=yes
2464     else
2465         vhdx=no
2466     fi
2467 fi
2468
2469 ##########################################
2470 # xfsctl() probe, used for raw-posix
2471 if test "$xfs" != "no" ; then
2472   cat > $TMPC << EOF
2473 #include <stddef.h>  /* NULL */
2474 #include <xfs/xfs.h>
2475 int main(void)
2476 {
2477     xfsctl(NULL, 0, 0, NULL);
2478     return 0;
2479 }
2480 EOF
2481   if compile_prog "" "" ; then
2482     xfs="yes"
2483   else
2484     if test "$xfs" = "yes" ; then
2485       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2486     fi
2487     xfs=no
2488   fi
2489 fi
2490
2491 ##########################################
2492 # vde libraries probe
2493 if test "$vde" != "no" ; then
2494   vde_libs="-lvdeplug"
2495   cat > $TMPC << EOF
2496 #include <libvdeplug.h>
2497 int main(void)
2498 {
2499     struct vde_open_args a = {0, 0, 0};
2500     char s[] = "";
2501     vde_open(s, s, &a);
2502     return 0;
2503 }
2504 EOF
2505   if compile_prog "" "$vde_libs" ; then
2506     vde=yes
2507     libs_softmmu="$vde_libs $libs_softmmu"
2508     libs_tools="$vde_libs $libs_tools"
2509   else
2510     if test "$vde" = "yes" ; then
2511       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2512     fi
2513     vde=no
2514   fi
2515 fi
2516
2517 ##########################################
2518 # netmap support probe
2519 # Apart from looking for netmap headers, we make sure that the host API version
2520 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2521 # a minor/major version number. Minor new features will be marked with values up
2522 # to 15, and if something happens that requires a change to the backend we will
2523 # move above 15, submit the backend fixes and modify this two bounds.
2524 if test "$netmap" != "no" ; then
2525   cat > $TMPC << EOF
2526 #include <inttypes.h>
2527 #include <net/if.h>
2528 #include <net/netmap.h>
2529 #include <net/netmap_user.h>
2530 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2531 #error
2532 #endif
2533 int main(void) { return 0; }
2534 EOF
2535   if compile_prog "" "" ; then
2536     netmap=yes
2537   else
2538     if test "$netmap" = "yes" ; then
2539       feature_not_found "netmap"
2540     fi
2541     netmap=no
2542   fi
2543 fi
2544
2545 ##########################################
2546 # libcap-ng library probe
2547 if test "$cap_ng" != "no" ; then
2548   cap_libs="-lcap-ng"
2549   cat > $TMPC << EOF
2550 #include <cap-ng.h>
2551 int main(void)
2552 {
2553     capng_capability_to_name(CAPNG_EFFECTIVE);
2554     return 0;
2555 }
2556 EOF
2557   if compile_prog "" "$cap_libs" ; then
2558     cap_ng=yes
2559     libs_tools="$cap_libs $libs_tools"
2560   else
2561     if test "$cap_ng" = "yes" ; then
2562       feature_not_found "cap_ng" "Install libcap-ng devel"
2563     fi
2564     cap_ng=no
2565   fi
2566 fi
2567
2568 ##########################################
2569 # Sound support libraries probe
2570
2571 audio_drv_probe()
2572 {
2573     drv=$1
2574     hdr=$2
2575     lib=$3
2576     exp=$4
2577     cfl=$5
2578         cat > $TMPC << EOF
2579 #include <$hdr>
2580 int main(void) { $exp }
2581 EOF
2582     if compile_prog "$cfl" "$lib" ; then
2583         :
2584     else
2585         error_exit "$drv check failed" \
2586             "Make sure to have the $drv libs and headers installed."
2587     fi
2588 }
2589
2590 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2591 for drv in $audio_drv_list; do
2592     case $drv in
2593     alsa)
2594     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2595         "return snd_pcm_close((snd_pcm_t *)0);"
2596     libs_softmmu="-lasound $libs_softmmu"
2597     ;;
2598
2599     fmod)
2600     if test -z $fmod_lib || test -z $fmod_inc; then
2601         error_exit "You must specify path to FMOD library and headers" \
2602             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2603     fi
2604     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2605     libs_softmmu="$fmod_lib $libs_softmmu"
2606     ;;
2607
2608     esd)
2609     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2610     libs_softmmu="-lesd $libs_softmmu"
2611     audio_pt_int="yes"
2612     ;;
2613
2614     pa)
2615     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2616         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2617     libs_softmmu="-lpulse $libs_softmmu"
2618     audio_pt_int="yes"
2619     ;;
2620
2621     coreaudio)
2622       libs_softmmu="-framework CoreAudio $libs_softmmu"
2623     ;;
2624
2625     dsound)
2626       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2627       audio_win_int="yes"
2628     ;;
2629
2630     oss)
2631       libs_softmmu="$oss_lib $libs_softmmu"
2632     ;;
2633
2634     sdl|wav)
2635     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2636     ;;
2637
2638     winwave)
2639       libs_softmmu="-lwinmm $libs_softmmu"
2640       audio_win_int="yes"
2641     ;;
2642
2643     *)
2644     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2645         error_exit "Unknown driver '$drv' selected" \
2646             "Possible drivers are: $audio_possible_drivers"
2647     }
2648     ;;
2649     esac
2650 done
2651
2652 ##########################################
2653 # BrlAPI probe
2654
2655 if test "$brlapi" != "no" ; then
2656   brlapi_libs="-lbrlapi"
2657   cat > $TMPC << EOF
2658 #include <brlapi.h>
2659 #include <stddef.h>
2660 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2661 EOF
2662   if compile_prog "" "$brlapi_libs" ; then
2663     brlapi=yes
2664     libs_softmmu="$brlapi_libs $libs_softmmu"
2665   else
2666     if test "$brlapi" = "yes" ; then
2667       feature_not_found "brlapi" "Install brlapi devel"
2668     fi
2669     brlapi=no
2670   fi
2671 fi
2672
2673 ##########################################
2674 # curses probe
2675 if test "$curses" != "no" ; then
2676   if test "$mingw32" = "yes" ; then
2677     curses_list="-lpdcurses"
2678   else
2679     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2680   fi
2681   curses_found=no
2682   cat > $TMPC << EOF
2683 #include <curses.h>
2684 int main(void) {
2685   const char *s = curses_version();
2686   resize_term(0, 0);
2687   return s != 0;
2688 }
2689 EOF
2690   IFS=:
2691   for curses_lib in $curses_list; do
2692     unset IFS
2693     if compile_prog "" "$curses_lib" ; then
2694       curses_found=yes
2695       libs_softmmu="$curses_lib $libs_softmmu"
2696       break
2697     fi
2698   done
2699   unset IFS
2700   if test "$curses_found" = "yes" ; then
2701     curses=yes
2702   else
2703     if test "$curses" = "yes" ; then
2704       feature_not_found "curses" "Install ncurses devel"
2705     fi
2706     curses=no
2707   fi
2708 fi
2709
2710 ##########################################
2711 # curl probe
2712 if test "$curl" != "no" ; then
2713   if $pkg_config libcurl --exists; then
2714     curlconfig="$pkg_config libcurl"
2715   else
2716     curlconfig=curl-config
2717   fi
2718   cat > $TMPC << EOF
2719 #include <curl/curl.h>
2720 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2721 EOF
2722   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2723   curl_libs=`$curlconfig --libs 2>/dev/null`
2724   if compile_prog "$curl_cflags" "$curl_libs" ; then
2725     curl=yes
2726   else
2727     if test "$curl" = "yes" ; then
2728       feature_not_found "curl" "Install libcurl devel"
2729     fi
2730     curl=no
2731   fi
2732 fi # test "$curl"
2733
2734 ##########################################
2735 # bluez support probe
2736 if test "$bluez" != "no" ; then
2737   cat > $TMPC << EOF
2738 #include <bluetooth/bluetooth.h>
2739 int main(void) { return bt_error(0); }
2740 EOF
2741   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2742   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2743   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2744     bluez=yes
2745     libs_softmmu="$bluez_libs $libs_softmmu"
2746   else
2747     if test "$bluez" = "yes" ; then
2748       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2749     fi
2750     bluez="no"
2751   fi
2752 fi
2753
2754 ##########################################
2755 # glib support probe
2756
2757 if test "$mingw32" = yes; then
2758     # g_poll is required in order to integrate with the glib main loop.
2759     glib_req_ver=2.20
2760 else
2761     glib_req_ver=2.12
2762 fi
2763 glib_modules=gthread-2.0
2764 if test "$modules" = yes; then
2765     glib_modules="$glib_modules gmodule-2.0"
2766 fi
2767
2768 for i in $glib_modules; do
2769     if $pkg_config --atleast-version=$glib_req_ver $i; then
2770         glib_cflags=`$pkg_config --cflags $i`
2771         glib_libs=`$pkg_config --libs $i`
2772         CFLAGS="$glib_cflags $CFLAGS"
2773         LIBS="$glib_libs $LIBS"
2774         libs_qga="$glib_libs $libs_qga"
2775     else
2776         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2777     fi
2778 done
2779
2780 # g_test_trap_subprocess added in 2.38. Used by some tests.
2781 glib_subprocess=yes
2782 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2783     glib_subprocess=no
2784 fi
2785
2786 ##########################################
2787 # SHA command probe for modules
2788 if test "$modules" = yes; then
2789     shacmd_probe="sha1sum sha1 shasum"
2790     for c in $shacmd_probe; do
2791         if has $c; then
2792             shacmd="$c"
2793             break
2794         fi
2795     done
2796     if test "$shacmd" = ""; then
2797         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2798     fi
2799 fi
2800
2801 ##########################################
2802 # pixman support probe
2803
2804 if test "$pixman" = ""; then
2805   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2806     pixman="none"
2807   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2808     pixman="system"
2809   else
2810     pixman="internal"
2811   fi
2812 fi
2813 if test "$pixman" = "none"; then
2814   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2815     error_exit "pixman disabled but system emulation or tools build" \
2816         "enabled.  You can turn off pixman only if you also" \
2817         "disable all system emulation targets and the tools" \
2818         "build with '--disable-tools --disable-system'."
2819   fi
2820   pixman_cflags=
2821   pixman_libs=
2822 elif test "$pixman" = "system"; then
2823   # pixman version has been checked above
2824   pixman_cflags=`$pkg_config --cflags pixman-1`
2825   pixman_libs=`$pkg_config --libs pixman-1`
2826 else
2827   if test ! -d ${source_path}/pixman/pixman; then
2828     error_exit "pixman >= 0.21.8 not present. Your options:" \
2829         "  (1) Preferred: Install the pixman devel package (any recent" \
2830         "      distro should have packages as Xorg needs pixman too)." \
2831         "  (2) Fetch the pixman submodule, using:" \
2832         "      git submodule update --init pixman"
2833   fi
2834   mkdir -p pixman/pixman
2835   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2836   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2837 fi
2838
2839 ##########################################
2840 # libcap probe
2841
2842 if test "$cap" != "no" ; then
2843   cat > $TMPC <<EOF
2844 #include <stdio.h>
2845 #include <sys/capability.h>
2846 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2847 EOF
2848   if compile_prog "" "-lcap" ; then
2849     cap=yes
2850   else
2851     cap=no
2852   fi
2853 fi
2854
2855 ##########################################
2856 # pthread probe
2857 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2858
2859 pthread=no
2860 cat > $TMPC << EOF
2861 #include <pthread.h>
2862 static void *f(void *p) { return NULL; }
2863 int main(void) {
2864   pthread_t thread;
2865   pthread_create(&thread, 0, f, 0);
2866   return 0;
2867 }
2868 EOF
2869 if compile_prog "" "" ; then
2870   pthread=yes
2871 else
2872   for pthread_lib in $PTHREADLIBS_LIST; do
2873     if compile_prog "" "$pthread_lib" ; then
2874       pthread=yes
2875       found=no
2876       for lib_entry in $LIBS; do
2877         if test "$lib_entry" = "$pthread_lib"; then
2878           found=yes
2879           break
2880         fi
2881       done
2882       if test "$found" = "no"; then
2883         LIBS="$pthread_lib $LIBS"
2884       fi
2885       break
2886     fi
2887   done
2888 fi
2889
2890 if test "$mingw32" != yes -a "$pthread" = no; then
2891   error_exit "pthread check failed" \
2892       "Make sure to have the pthread libs and headers installed."
2893 fi
2894
2895 # check for pthread_setname_np
2896 pthread_setname_np=no
2897 cat > $TMPC << EOF
2898 #include <pthread.h>
2899
2900 static void *f(void *p) { return NULL; }
2901 int main(void)
2902 {
2903     pthread_t thread;
2904     pthread_create(&thread, 0, f, 0);
2905     pthread_setname_np(thread, "QEMU");
2906     return 0;
2907 }
2908 EOF
2909 if compile_prog "" "$pthread_lib" ; then
2910   pthread_setname_np=yes
2911 fi
2912
2913 ##########################################
2914 # rbd probe
2915 if test "$rbd" != "no" ; then
2916   cat > $TMPC <<EOF
2917 #include <stdio.h>
2918 #include <rbd/librbd.h>
2919 int main(void) {
2920     rados_t cluster;
2921     rados_create(&cluster, NULL);
2922     return 0;
2923 }
2924 EOF
2925   rbd_libs="-lrbd -lrados"
2926   if compile_prog "" "$rbd_libs" ; then
2927     rbd=yes
2928   else
2929     if test "$rbd" = "yes" ; then
2930       feature_not_found "rados block device" "Install librbd/ceph devel"
2931     fi
2932     rbd=no
2933   fi
2934 fi
2935
2936 ##########################################
2937 # libssh2 probe
2938 min_libssh2_version=1.2.8
2939 if test "$libssh2" != "no" ; then
2940   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2941     libssh2_cflags=`$pkg_config libssh2 --cflags`
2942     libssh2_libs=`$pkg_config libssh2 --libs`
2943     libssh2=yes
2944   else
2945     if test "$libssh2" = "yes" ; then
2946       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2947     fi
2948     libssh2=no
2949   fi
2950 fi
2951
2952 ##########################################
2953 # libssh2_sftp_fsync probe
2954
2955 if test "$libssh2" = "yes"; then
2956   cat > $TMPC <<EOF
2957 #include <stdio.h>
2958 #include <libssh2.h>
2959 #include <libssh2_sftp.h>
2960 int main(void) {
2961     LIBSSH2_SESSION *session;
2962     LIBSSH2_SFTP *sftp;
2963     LIBSSH2_SFTP_HANDLE *sftp_handle;
2964     session = libssh2_session_init ();
2965     sftp = libssh2_sftp_init (session);
2966     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2967     libssh2_sftp_fsync (sftp_handle);
2968     return 0;
2969 }
2970 EOF
2971   # libssh2_cflags/libssh2_libs defined in previous test.
2972   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2973     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2974   fi
2975 fi
2976
2977 ##########################################
2978 # linux-aio probe
2979
2980 if test "$linux_aio" != "no" ; then
2981   cat > $TMPC <<EOF
2982 #include <libaio.h>
2983 #include <sys/eventfd.h>
2984 #include <stddef.h>
2985 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2986 EOF
2987   if compile_prog "" "-laio" ; then
2988     linux_aio=yes
2989   else
2990     if test "$linux_aio" = "yes" ; then
2991       feature_not_found "linux AIO" "Install libaio devel"
2992     fi
2993     linux_aio=no
2994   fi
2995 fi
2996
2997 ##########################################
2998 # TPM passthrough is only on x86 Linux
2999
3000 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
3001   tpm_passthrough=$tpm
3002 else
3003   tpm_passthrough=no
3004 fi
3005
3006 ##########################################
3007 # attr probe
3008
3009 if test "$attr" != "no" ; then
3010   cat > $TMPC <<EOF
3011 #include <stdio.h>
3012 #include <sys/types.h>
3013 #ifdef CONFIG_LIBATTR
3014 #include <attr/xattr.h>
3015 #else
3016 #include <sys/xattr.h>
3017 #endif
3018 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
3019 EOF
3020   if compile_prog "" "" ; then
3021     attr=yes
3022   # Older distros have <attr/xattr.h>, and need -lattr:
3023   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3024     attr=yes
3025     LIBS="-lattr $LIBS"
3026     libattr=yes
3027   else
3028     if test "$attr" = "yes" ; then
3029       feature_not_found "ATTR" "Install libc6 or libattr devel"
3030     fi
3031     attr=no
3032   fi
3033 fi
3034
3035 ##########################################
3036 # iovec probe
3037 cat > $TMPC <<EOF
3038 #include <sys/types.h>
3039 #include <sys/uio.h>
3040 #include <unistd.h>
3041 int main(void) { return sizeof(struct iovec); }
3042 EOF
3043 iovec=no
3044 if compile_prog "" "" ; then
3045   iovec=yes
3046 fi
3047
3048 ##########################################
3049 # preadv probe
3050 cat > $TMPC <<EOF
3051 #include <sys/types.h>
3052 #include <sys/uio.h>
3053 #include <unistd.h>
3054 int main(void) { return preadv(0, 0, 0, 0); }
3055 EOF
3056 preadv=no
3057 if compile_prog "" "" ; then
3058   preadv=yes
3059 fi
3060
3061 ##########################################
3062 # fdt probe
3063 # fdt support is mandatory for at least some target architectures,
3064 # so insist on it if we're building those system emulators.
3065 fdt_required=no
3066 for target in $target_list; do
3067   case $target in
3068     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3069       fdt_required=yes
3070     ;;
3071   esac
3072 done
3073
3074 if test "$fdt_required" = "yes"; then
3075   if test "$fdt" = "no"; then
3076     error_exit "fdt disabled but some requested targets require it." \
3077       "You can turn off fdt only if you also disable all the system emulation" \
3078       "targets which need it (by specifying a cut down --target-list)."
3079   fi
3080   fdt=yes
3081 fi
3082
3083 if test "$fdt" != "no" ; then
3084   fdt_libs="-lfdt"
3085   # explicitly check for libfdt_env.h as it is missing in some stable installs
3086   cat > $TMPC << EOF
3087 #include <libfdt_env.h>
3088 int main(void) { return 0; }
3089 EOF
3090   if compile_prog "" "$fdt_libs" ; then
3091     # system DTC is good - use it
3092     fdt=yes
3093   elif test -d ${source_path}/dtc/libfdt ; then
3094     # have submodule DTC - use it
3095     fdt=yes
3096     dtc_internal="yes"
3097     mkdir -p dtc
3098     if [ "$pwd_is_source_path" != "y" ] ; then
3099        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3100        symlink "$source_path/dtc/scripts" "dtc/scripts"
3101     fi
3102     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3103     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3104   elif test "$fdt" = "yes" ; then
3105     # have neither and want - prompt for system/submodule install
3106     error_exit "DTC (libfdt) not present. Your options:" \
3107         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3108         "  (2) Fetch the DTC submodule, using:" \
3109         "      git submodule update --init dtc"
3110   else
3111     # don't have and don't want
3112     fdt_libs=
3113     fdt=no
3114   fi
3115 fi
3116
3117 libs_softmmu="$libs_softmmu $fdt_libs"
3118
3119 ##########################################
3120 # opengl probe (for sdl2, milkymist-tmu2)
3121
3122 # GLX probe, used by milkymist-tmu2
3123 # this is temporary, code will be switched to egl mid-term.
3124 cat > $TMPC << EOF
3125 #include <X11/Xlib.h>
3126 #include <GL/gl.h>
3127 #include <GL/glx.h>
3128 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3129 EOF
3130 if compile_prog "" "-lGL -lX11" ; then
3131   have_glx=yes
3132 else
3133   have_glx=no
3134 fi
3135
3136 if test "$opengl" != "no" ; then
3137   opengl_pkgs="gl"
3138   if $pkg_config $opengl_pkgs x11 && test "$have_glx" = "yes"; then
3139     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
3140     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
3141     opengl=yes
3142   else
3143     if test "$opengl" = "yes" ; then
3144       feature_not_found "opengl" "Install GL devel (e.g. MESA)"
3145     fi
3146     opengl_cflags=""
3147     opengl_libs=""
3148     opengl=no
3149   fi
3150 fi
3151
3152
3153 ##########################################
3154 # archipelago probe
3155 if test "$archipelago" != "no" ; then
3156     cat > $TMPC <<EOF
3157 #include <stdio.h>
3158 #include <xseg/xseg.h>
3159 #include <xseg/protocol.h>
3160 int main(void) {
3161     xseg_initialize();
3162     return 0;
3163 }
3164 EOF
3165     archipelago_libs=-lxseg
3166     if compile_prog "" "$archipelago_libs"; then
3167         archipelago="yes"
3168         libs_tools="$archipelago_libs $libs_tools"
3169         libs_softmmu="$archipelago_libs $libs_softmmu"
3170     else
3171       if test "$archipelago" = "yes" ; then
3172         feature_not_found "Archipelago backend support" "Install libxseg devel"
3173       fi
3174       archipelago="no"
3175     fi
3176 fi
3177
3178
3179 ##########################################
3180 # glusterfs probe
3181 if test "$glusterfs" != "no" ; then
3182   if $pkg_config --atleast-version=3 glusterfs-api; then
3183     glusterfs="yes"
3184     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3185     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3186     if $pkg_config --atleast-version=5 glusterfs-api; then
3187       glusterfs_discard="yes"
3188     fi
3189     if $pkg_config --atleast-version=6 glusterfs-api; then
3190       glusterfs_zerofill="yes"
3191     fi
3192   else
3193     if test "$glusterfs" = "yes" ; then
3194       feature_not_found "GlusterFS backend support" \
3195           "Install glusterfs-api devel >= 3"
3196     fi
3197     glusterfs="no"
3198   fi
3199 fi
3200
3201 # Check for inotify functions when we are building linux-user
3202 # emulator.  This is done because older glibc versions don't
3203 # have syscall stubs for these implemented.  In that case we
3204 # don't provide them even if kernel supports them.
3205 #
3206 inotify=no
3207 cat > $TMPC << EOF
3208 #include <sys/inotify.h>
3209
3210 int
3211 main(void)
3212 {
3213         /* try to start inotify */
3214         return inotify_init();
3215 }
3216 EOF
3217 if compile_prog "" "" ; then
3218   inotify=yes
3219 fi
3220
3221 inotify1=no
3222 cat > $TMPC << EOF
3223 #include <sys/inotify.h>
3224
3225 int
3226 main(void)
3227 {
3228     /* try to start inotify */
3229     return inotify_init1(0);
3230 }
3231 EOF
3232 if compile_prog "" "" ; then
3233   inotify1=yes
3234 fi
3235
3236 # check if utimensat and futimens are supported
3237 utimens=no
3238 cat > $TMPC << EOF
3239 #define _ATFILE_SOURCE
3240 #include <stddef.h>
3241 #include <fcntl.h>
3242 #include <sys/stat.h>
3243
3244 int main(void)
3245 {
3246     utimensat(AT_FDCWD, "foo", NULL, 0);
3247     futimens(0, NULL);
3248     return 0;
3249 }
3250 EOF
3251 if compile_prog "" "" ; then
3252   utimens=yes
3253 fi
3254
3255 # check if pipe2 is there
3256 pipe2=no
3257 cat > $TMPC << EOF
3258 #include <unistd.h>
3259 #include <fcntl.h>
3260
3261 int main(void)
3262 {
3263     int pipefd[2];
3264     return pipe2(pipefd, O_CLOEXEC);
3265 }
3266 EOF
3267 if compile_prog "" "" ; then
3268   pipe2=yes
3269 fi
3270
3271 # check if accept4 is there
3272 accept4=no
3273 cat > $TMPC << EOF
3274 #include <sys/socket.h>
3275 #include <stddef.h>
3276
3277 int main(void)
3278 {
3279     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3280     return 0;
3281 }
3282 EOF
3283 if compile_prog "" "" ; then
3284   accept4=yes
3285 fi
3286
3287 # check if tee/splice is there. vmsplice was added same time.
3288 splice=no
3289 cat > $TMPC << EOF
3290 #include <unistd.h>
3291 #include <fcntl.h>
3292 #include <limits.h>
3293
3294 int main(void)
3295 {
3296     int len, fd = 0;
3297     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3298     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3299     return 0;
3300 }
3301 EOF
3302 if compile_prog "" "" ; then
3303   splice=yes
3304 fi
3305
3306 ##########################################
3307 # libnuma probe
3308
3309 if test "$numa" != "no" ; then
3310   cat > $TMPC << EOF
3311 #include <numa.h>
3312 int main(void) { return numa_available(); }
3313 EOF
3314
3315   if compile_prog "" "-lnuma" ; then
3316     numa=yes
3317     libs_softmmu="-lnuma $libs_softmmu"
3318   else
3319     if test "$numa" = "yes" ; then
3320       feature_not_found "numa" "install numactl devel"
3321     fi
3322     numa=no
3323   fi
3324 fi
3325
3326 ##########################################
3327 # signalfd probe
3328 signalfd="no"
3329 cat > $TMPC << EOF
3330 #include <unistd.h>
3331 #include <sys/syscall.h>
3332 #include <signal.h>
3333 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3334 EOF
3335
3336 if compile_prog "" "" ; then
3337   signalfd=yes
3338 fi
3339
3340 # check if eventfd is supported
3341 eventfd=no
3342 cat > $TMPC << EOF
3343 #include <sys/eventfd.h>
3344
3345 int main(void)
3346 {
3347     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3348 }
3349 EOF
3350 if compile_prog "" "" ; then
3351   eventfd=yes
3352 fi
3353
3354 # check for fallocate
3355 fallocate=no
3356 cat > $TMPC << EOF
3357 #include <fcntl.h>
3358
3359 int main(void)
3360 {
3361     fallocate(0, 0, 0, 0);
3362     return 0;
3363 }
3364 EOF
3365 if compile_prog "" "" ; then
3366   fallocate=yes
3367 fi
3368
3369 # check for fallocate hole punching
3370 fallocate_punch_hole=no
3371 cat > $TMPC << EOF
3372 #include <fcntl.h>
3373 #include <linux/falloc.h>
3374
3375 int main(void)
3376 {
3377     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3378     return 0;
3379 }
3380 EOF
3381 if compile_prog "" "" ; then
3382   fallocate_punch_hole=yes
3383 fi
3384
3385 # check that fallocate supports range zeroing inside the file
3386 fallocate_zero_range=no
3387 cat > $TMPC << EOF
3388 #include <fcntl.h>
3389 #include <linux/falloc.h>
3390
3391 int main(void)
3392 {
3393     fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
3394     return 0;
3395 }
3396 EOF
3397 if compile_prog "" "" ; then
3398   fallocate_zero_range=yes
3399 fi
3400
3401 # check for posix_fallocate
3402 posix_fallocate=no
3403 cat > $TMPC << EOF
3404 #include <fcntl.h>
3405
3406 int main(void)
3407 {
3408     posix_fallocate(0, 0, 0);
3409     return 0;
3410 }
3411 EOF
3412 if compile_prog "" "" ; then
3413     posix_fallocate=yes
3414 fi
3415
3416 # check for sync_file_range
3417 sync_file_range=no
3418 cat > $TMPC << EOF
3419 #include <fcntl.h>
3420
3421 int main(void)
3422 {
3423     sync_file_range(0, 0, 0, 0);
3424     return 0;
3425 }
3426 EOF
3427 if compile_prog "" "" ; then
3428   sync_file_range=yes
3429 fi
3430
3431 # check for linux/fiemap.h and FS_IOC_FIEMAP
3432 fiemap=no
3433 cat > $TMPC << EOF
3434 #include <sys/ioctl.h>
3435 #include <linux/fs.h>
3436 #include <linux/fiemap.h>
3437
3438 int main(void)
3439 {
3440     ioctl(0, FS_IOC_FIEMAP, 0);
3441     return 0;
3442 }
3443 EOF
3444 if compile_prog "" "" ; then
3445   fiemap=yes
3446 fi
3447
3448 # check for dup3
3449 dup3=no
3450 cat > $TMPC << EOF
3451 #include <unistd.h>
3452
3453 int main(void)
3454 {
3455     dup3(0, 0, 0);
3456     return 0;
3457 }
3458 EOF
3459 if compile_prog "" "" ; then
3460   dup3=yes
3461 fi
3462
3463 # check for ppoll support
3464 ppoll=no
3465 cat > $TMPC << EOF
3466 #include <poll.h>
3467
3468 int main(void)
3469 {
3470     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3471     ppoll(&pfd, 1, 0, 0);
3472     return 0;
3473 }
3474 EOF
3475 if compile_prog "" "" ; then
3476   ppoll=yes
3477 fi
3478
3479 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3480 prctl_pr_set_timerslack=no
3481 cat > $TMPC << EOF
3482 #include <sys/prctl.h>
3483
3484 int main(void)
3485 {
3486     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3487     return 0;
3488 }
3489 EOF
3490 if compile_prog "" "" ; then
3491   prctl_pr_set_timerslack=yes
3492 fi
3493
3494 # check for epoll support
3495 epoll=no
3496 cat > $TMPC << EOF
3497 #include <sys/epoll.h>
3498
3499 int main(void)
3500 {
3501     epoll_create(0);
3502     return 0;
3503 }
3504 EOF
3505 if compile_prog "" "" ; then
3506   epoll=yes
3507 fi
3508
3509 # epoll_create1 and epoll_pwait are later additions
3510 # so we must check separately for their presence
3511 epoll_create1=no
3512 cat > $TMPC << EOF
3513 #include <sys/epoll.h>
3514
3515 int main(void)
3516 {
3517     /* Note that we use epoll_create1 as a value, not as
3518      * a function being called. This is necessary so that on
3519      * old SPARC glibc versions where the function was present in
3520      * the library but not declared in the header file we will
3521      * fail the configure check. (Otherwise we will get a compiler
3522      * warning but not an error, and will proceed to fail the
3523      * qemu compile where we compile with -Werror.)
3524      */
3525     return (int)(uintptr_t)&epoll_create1;
3526 }
3527 EOF
3528 if compile_prog "" "" ; then
3529   epoll_create1=yes
3530 fi
3531
3532 epoll_pwait=no
3533 cat > $TMPC << EOF
3534 #include <sys/epoll.h>
3535
3536 int main(void)
3537 {
3538     epoll_pwait(0, 0, 0, 0, 0);
3539     return 0;
3540 }
3541 EOF
3542 if compile_prog "" "" ; then
3543   epoll_pwait=yes
3544 fi
3545
3546 # check for sendfile support
3547 sendfile=no
3548 cat > $TMPC << EOF
3549 #include <sys/sendfile.h>
3550
3551 int main(void)
3552 {
3553     return sendfile(0, 0, 0, 0);
3554 }
3555 EOF
3556 if compile_prog "" "" ; then
3557   sendfile=yes
3558 fi
3559
3560 # check for timerfd support (glibc 2.8 and newer)
3561 timerfd=no
3562 cat > $TMPC << EOF
3563 #include <sys/timerfd.h>
3564
3565 int main(void)
3566 {
3567     return(timerfd_create(CLOCK_REALTIME, 0));
3568 }
3569 EOF
3570 if compile_prog "" "" ; then
3571   timerfd=yes
3572 fi
3573
3574 # check for setns and unshare support
3575 setns=no
3576 cat > $TMPC << EOF
3577 #include <sched.h>
3578
3579 int main(void)
3580 {
3581     int ret;
3582     ret = setns(0, 0);
3583     ret = unshare(0);
3584     return ret;
3585 }
3586 EOF
3587 if compile_prog "" "" ; then
3588   setns=yes
3589 fi
3590
3591 # Check if tools are available to build documentation.
3592 if test "$docs" != "no" ; then
3593   if has makeinfo && has pod2man; then
3594     docs=yes
3595   else
3596     if test "$docs" = "yes" ; then
3597       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3598     fi
3599     docs=no
3600   fi
3601 fi
3602
3603 # Search for bswap_32 function
3604 byteswap_h=no
3605 cat > $TMPC << EOF
3606 #include <byteswap.h>
3607 int main(void) { return bswap_32(0); }
3608 EOF
3609 if compile_prog "" "" ; then
3610   byteswap_h=yes
3611 fi
3612
3613 # Search for bswap32 function
3614 bswap_h=no
3615 cat > $TMPC << EOF
3616 #include <sys/endian.h>
3617 #include <sys/types.h>
3618 #include <machine/bswap.h>
3619 int main(void) { return bswap32(0); }
3620 EOF
3621 if compile_prog "" "" ; then
3622   bswap_h=yes
3623 fi
3624
3625 ##########################################
3626 # Do we have libiscsi >= 1.9.0
3627 if test "$libiscsi" != "no" ; then
3628   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3629     libiscsi="yes"
3630     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3631     libiscsi_libs=$($pkg_config --libs libiscsi)
3632   else
3633     if test "$libiscsi" = "yes" ; then
3634       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3635     fi
3636     libiscsi="no"
3637   fi
3638 fi
3639
3640 ##########################################
3641 # Do we need libm
3642 cat > $TMPC << EOF
3643 #include <math.h>
3644 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3645 EOF
3646 if compile_prog "" "" ; then
3647   :
3648 elif compile_prog "" "-lm" ; then
3649   LIBS="-lm $LIBS"
3650   libs_qga="-lm $libs_qga"
3651 else
3652   error_exit "libm check failed"
3653 fi
3654
3655 ##########################################
3656 # Do we need librt
3657 # uClibc provides 2 versions of clock_gettime(), one with realtime
3658 # support and one without. This means that the clock_gettime() don't
3659 # need -lrt. We still need it for timer_create() so we check for this
3660 # function in addition.
3661 cat > $TMPC <<EOF
3662 #include <signal.h>
3663 #include <time.h>
3664 int main(void) {
3665   timer_create(CLOCK_REALTIME, NULL, NULL);
3666   return clock_gettime(CLOCK_REALTIME, NULL);
3667 }
3668 EOF
3669
3670 if compile_prog "" "" ; then
3671   :
3672 # we need pthread for static linking. use previous pthread test result
3673 elif compile_prog "" "$pthread_lib -lrt" ; then
3674   LIBS="$LIBS -lrt"
3675   libs_qga="$libs_qga -lrt"
3676 fi
3677
3678 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3679         "$aix" != "yes" -a "$haiku" != "yes" ; then
3680     libs_softmmu="-lutil $libs_softmmu"
3681 fi
3682
3683 ##########################################
3684 # spice probe
3685 if test "$spice" != "no" ; then
3686   cat > $TMPC << EOF
3687 #include <spice.h>
3688 int main(void) { spice_server_new(); return 0; }
3689 EOF
3690   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3691   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3692   if $pkg_config --atleast-version=0.12.0 spice-server && \
3693      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3694      compile_prog "$spice_cflags" "$spice_libs" ; then
3695     spice="yes"
3696     libs_softmmu="$libs_softmmu $spice_libs"
3697     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3698     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3699     spice_server_version=$($pkg_config --modversion spice-server)
3700   else
3701     if test "$spice" = "yes" ; then
3702       feature_not_found "spice" \
3703           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3704     fi
3705     spice="no"
3706   fi
3707 fi
3708
3709 # check for libcacard for smartcard support
3710 smartcard_cflags=""
3711 # TODO - what's the minimal nss version we support?
3712 if test "$smartcard_nss" != "no"; then
3713   cat > $TMPC << EOF
3714 #include <pk11pub.h>
3715 int main(void) { PK11_FreeSlot(0); return 0; }
3716 EOF
3717     # FIXME: do not include $glib_* in here
3718     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3719     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3720     test_cflags="$nss_cflags"
3721     # The header files in nss < 3.13.3 have a bug which causes them to
3722     # emit a warning. If we're going to compile QEMU with -Werror, then
3723     # test that the headers don't have this bug. Otherwise we would pass
3724     # the configure test but fail to compile QEMU later.
3725     if test "$werror" = "yes"; then
3726         test_cflags="-Werror $test_cflags"
3727     fi
3728     if test -n "$libtool" &&
3729        $pkg_config --atleast-version=3.12.8 nss && \
3730       compile_prog "$test_cflags" "$nss_libs"; then
3731         smartcard_nss="yes"
3732     else
3733         if test "$smartcard_nss" = "yes"; then
3734             feature_not_found "nss" "Install nss devel >= 3.12.8"
3735         fi
3736         smartcard_nss="no"
3737     fi
3738 fi
3739
3740 # check for libusb
3741 if test "$libusb" != "no" ; then
3742     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3743         libusb="yes"
3744         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3745         libusb_libs=$($pkg_config --libs libusb-1.0)
3746         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3747         libs_softmmu="$libs_softmmu $libusb_libs"
3748     else
3749         if test "$libusb" = "yes"; then
3750             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3751         fi
3752         libusb="no"
3753     fi
3754 fi
3755
3756 # check for usbredirparser for usb network redirection support
3757 if test "$usb_redir" != "no" ; then
3758     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3759         usb_redir="yes"
3760         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3761         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3762         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3763         libs_softmmu="$libs_softmmu $usb_redir_libs"
3764     else
3765         if test "$usb_redir" = "yes"; then
3766             feature_not_found "usb-redir" "Install usbredir devel"
3767         fi
3768         usb_redir="no"
3769     fi
3770 fi
3771
3772 ##########################################
3773 # check if we have VSS SDK headers for win
3774
3775 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3776   case "$vss_win32_sdk" in
3777     "")   vss_win32_include="-I$source_path" ;;
3778     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3779           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3780           vss_win32_include="-I$source_path/.sdk/vss"
3781           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3782           ;;
3783     *)    vss_win32_include="-I$vss_win32_sdk"
3784   esac
3785   cat > $TMPC << EOF
3786 #define __MIDL_user_allocate_free_DEFINED__
3787 #include <inc/win2003/vss.h>
3788 int main(void) { return VSS_CTX_BACKUP; }
3789 EOF
3790   if compile_prog "$vss_win32_include" "" ; then
3791     guest_agent_with_vss="yes"
3792     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3793     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3794   else
3795     if test "$vss_win32_sdk" != "" ; then
3796       echo "ERROR: Please download and install Microsoft VSS SDK:"
3797       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3798       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3799       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3800       echo "ERROR: The headers are extracted in the directory \`inc'."
3801       feature_not_found "VSS support"
3802     fi
3803     guest_agent_with_vss="no"
3804   fi
3805 fi
3806
3807 ##########################################
3808 # lookup Windows platform SDK (if not specified)
3809 # The SDK is needed only to build .tlb (type library) file of guest agent
3810 # VSS provider from the source. It is usually unnecessary because the
3811 # pre-compiled .tlb file is included.
3812
3813 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3814   if test -z "$win_sdk"; then
3815     programfiles="$PROGRAMFILES"
3816     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3817     if test -n "$programfiles"; then
3818       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3819     else
3820       feature_not_found "Windows SDK"
3821     fi
3822   elif test "$win_sdk" = "no"; then
3823     win_sdk=""
3824   fi
3825 fi
3826
3827 ##########################################
3828
3829 ##########################################
3830 # check if we have fdatasync
3831
3832 fdatasync=no
3833 cat > $TMPC << EOF
3834 #include <unistd.h>
3835 int main(void) {
3836 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3837 return fdatasync(0);
3838 #else
3839 #error Not supported
3840 #endif
3841 }
3842 EOF
3843 if compile_prog "" "" ; then
3844     fdatasync=yes
3845 fi
3846
3847 ##########################################
3848 # check if we have madvise
3849
3850 madvise=no
3851 cat > $TMPC << EOF
3852 #include <sys/types.h>
3853 #include <sys/mman.h>
3854 #include <stddef.h>
3855 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3856 EOF
3857 if compile_prog "" "" ; then
3858     madvise=yes
3859 fi
3860
3861 ##########################################
3862 # check if we have posix_madvise
3863
3864 posix_madvise=no
3865 cat > $TMPC << EOF
3866 #include <sys/mman.h>
3867 #include <stddef.h>
3868 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3869 EOF
3870 if compile_prog "" "" ; then
3871     posix_madvise=yes
3872 fi
3873
3874 ##########################################
3875 # check if we have usable SIGEV_THREAD_ID
3876
3877 sigev_thread_id=no
3878 cat > $TMPC << EOF
3879 #include <signal.h>
3880 int main(void) {
3881   struct sigevent ev;
3882   ev.sigev_notify = SIGEV_THREAD_ID;
3883   ev._sigev_un._tid = 0;
3884   asm volatile("" : : "g"(&ev));
3885   return 0;
3886 }
3887 EOF
3888 if compile_prog "" "" ; then
3889     sigev_thread_id=yes
3890 fi
3891
3892 ##########################################
3893 # check if trace backend exists
3894
3895 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3896 if test "$?" -ne 0 ; then
3897   error_exit "invalid trace backends" \
3898       "Please choose supported trace backends."
3899 fi
3900
3901 ##########################################
3902 # For 'ust' backend, test if ust headers are present
3903 if have_backend "ust"; then
3904   cat > $TMPC << EOF
3905 #include <lttng/tracepoint.h>
3906 int main(void) { return 0; }
3907 EOF
3908   if compile_prog "" "" ; then
3909     if $pkg_config lttng-ust --exists; then
3910       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3911     else
3912       lttng_ust_libs="-llttng-ust"
3913     fi
3914     if $pkg_config liburcu-bp --exists; then
3915       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3916     else
3917       urcu_bp_libs="-lurcu-bp"
3918     fi
3919
3920     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3921     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3922   else
3923     error_exit "Trace backend 'ust' missing lttng-ust header files"
3924   fi
3925 fi
3926
3927 ##########################################
3928 # For 'dtrace' backend, test if 'dtrace' command is present
3929 if have_backend "dtrace"; then
3930   if ! has 'dtrace' ; then
3931     error_exit "dtrace command is not found in PATH $PATH"
3932   fi
3933   trace_backend_stap="no"
3934   if has 'stap' ; then
3935     trace_backend_stap="yes"
3936   fi
3937 fi
3938
3939 ##########################################
3940 # check and set a backend for coroutine
3941
3942 # We prefer ucontext, but it's not always possible. The fallback
3943 # is sigcontext. gthread is not selectable except explicitly, because
3944 # it is not functional enough to run QEMU proper. (It is occasionally
3945 # useful for debugging purposes.)  On Windows the only valid backend
3946 # is the Windows-specific one.
3947
3948 ucontext_works=no
3949 if test "$darwin" != "yes"; then
3950   cat > $TMPC << EOF
3951 #include <ucontext.h>
3952 #ifdef __stub_makecontext
3953 #error Ignoring glibc stub makecontext which will always fail
3954 #endif
3955 int main(void) { makecontext(0, 0, 0); return 0; }
3956 EOF
3957   if compile_prog "" "" ; then
3958     ucontext_works=yes
3959   fi
3960 fi
3961
3962 if test "$coroutine" = ""; then
3963   if test "$mingw32" = "yes"; then
3964     coroutine=win32
3965   elif test "$ucontext_works" = "yes"; then
3966     coroutine=ucontext
3967   else
3968     coroutine=sigaltstack
3969   fi
3970 else
3971   case $coroutine in
3972   windows)
3973     if test "$mingw32" != "yes"; then
3974       error_exit "'windows' coroutine backend only valid for Windows"
3975     fi
3976     # Unfortunately the user visible backend name doesn't match the
3977     # coroutine-*.c filename for this case, so we have to adjust it here.
3978     coroutine=win32
3979     ;;
3980   ucontext)
3981     if test "$ucontext_works" != "yes"; then
3982       feature_not_found "ucontext"
3983     fi
3984     ;;
3985   gthread|sigaltstack)
3986     if test "$mingw32" = "yes"; then
3987       error_exit "only the 'windows' coroutine backend is valid for Windows"
3988     fi
3989     ;;
3990   *)
3991     error_exit "unknown coroutine backend $coroutine"
3992     ;;
3993   esac
3994 fi
3995
3996 if test "$coroutine_pool" = ""; then
3997   if test "$coroutine" = "gthread"; then
3998     coroutine_pool=no
3999   else
4000     coroutine_pool=yes
4001   fi
4002 fi
4003 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
4004   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
4005 fi
4006
4007 ##########################################
4008 # check if we have open_by_handle_at
4009
4010 open_by_handle_at=no
4011 cat > $TMPC << EOF
4012 #include <fcntl.h>
4013 #if !defined(AT_EMPTY_PATH)
4014 # error missing definition
4015 #else
4016 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
4017 #endif
4018 EOF
4019 if compile_prog "" "" ; then
4020     open_by_handle_at=yes
4021 fi
4022
4023 ########################################
4024 # check if we have linux/magic.h
4025
4026 linux_magic_h=no
4027 cat > $TMPC << EOF
4028 #include <linux/magic.h>
4029 int main(void) {
4030   return 0;
4031 }
4032 EOF
4033 if compile_prog "" "" ; then
4034     linux_magic_h=yes
4035 fi
4036
4037 ########################################
4038 # check whether we can disable warning option with a pragma (this is needed
4039 # to silence warnings in the headers of some versions of external libraries).
4040 # This test has to be compiled with -Werror as otherwise an unknown pragma is
4041 # only a warning.
4042 #
4043 # If we can't selectively disable warning in the code, disable -Werror so that
4044 # the build doesn't fail anyway.
4045
4046 pragma_disable_unused_but_set=no
4047 cat > $TMPC << EOF
4048 #pragma GCC diagnostic push
4049 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4050 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4051 #pragma GCC diagnostic pop
4052
4053 int main(void) {
4054     return 0;
4055 }
4056 EOF
4057 if compile_prog "-Werror" "" ; then
4058     pragma_diagnostic_available=yes
4059 else
4060     werror=no
4061 fi
4062
4063 ########################################
4064 # check if we have valgrind/valgrind.h
4065
4066 valgrind_h=no
4067 cat > $TMPC << EOF
4068 #include <valgrind/valgrind.h>
4069 int main(void) {
4070   return 0;
4071 }
4072 EOF
4073 if compile_prog "" "" ; then
4074     valgrind_h=yes
4075 fi
4076
4077 ########################################
4078 # check if environ is declared
4079
4080 has_environ=no
4081 cat > $TMPC << EOF
4082 #include <unistd.h>
4083 int main(void) {
4084     environ = 0;
4085     return 0;
4086 }
4087 EOF
4088 if compile_prog "" "" ; then
4089     has_environ=yes
4090 fi
4091
4092 ########################################
4093 # check if cpuid.h is usable.
4094
4095 cpuid_h=no
4096 cat > $TMPC << EOF
4097 #include <cpuid.h>
4098 int main(void) {
4099     unsigned a, b, c, d;
4100     int max = __get_cpuid_max(0, 0);
4101
4102     if (max >= 1) {
4103         __cpuid(1, a, b, c, d);
4104     }
4105
4106     if (max >= 7) {
4107         __cpuid_count(7, 0, a, b, c, d);
4108     }
4109
4110     return 0;
4111 }
4112 EOF
4113 if compile_prog "" "" ; then
4114     cpuid_h=yes
4115 fi
4116
4117 ########################################
4118 # check if __[u]int128_t is usable.
4119
4120 int128=no
4121 cat > $TMPC << EOF
4122 #if defined(__clang_major__) && defined(__clang_minor__)
4123 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4124 #  error __int128_t does not work in CLANG before 3.2
4125 # endif
4126 #endif
4127 __int128_t a;
4128 __uint128_t b;
4129 int main (void) {
4130   a = a + b;
4131   b = a * b;
4132   a = a * a;
4133   return 0;
4134 }
4135 EOF
4136 if compile_prog "" "" ; then
4137     int128=yes
4138 fi
4139
4140 ########################################
4141 # check if getauxval is available.
4142
4143 getauxval=no
4144 cat > $TMPC << EOF
4145 #include <sys/auxv.h>
4146 int main(void) {
4147   return getauxval(AT_HWCAP) == 0;
4148 }
4149 EOF
4150 if compile_prog "" "" ; then
4151     getauxval=yes
4152 fi
4153
4154 ##########################################
4155 # End of CC checks
4156 # After here, no more $cc or $ld runs
4157
4158 if test "$gcov" = "yes" ; then
4159   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4160   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4161 elif test "$debug" = "no" ; then
4162   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4163 fi
4164
4165 ##########################################
4166 # Do we have libnfs
4167 if test "$libnfs" != "no" ; then
4168   if $pkg_config --atleast-version=1.9.3 libnfs; then
4169     libnfs="yes"
4170     libnfs_libs=$($pkg_config --libs libnfs)
4171     LIBS="$LIBS $libnfs_libs"
4172   else
4173     if test "$libnfs" = "yes" ; then
4174       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4175     fi
4176     libnfs="no"
4177   fi
4178 fi
4179
4180 # Disable zero malloc errors for official releases unless explicitly told to
4181 # enable/disable
4182 if test -z "$zero_malloc" ; then
4183     if test "$z_version" = "50" ; then
4184         zero_malloc="no"
4185     else
4186         zero_malloc="yes"
4187     fi
4188 fi
4189
4190 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4191 if test "$werror" = "yes"; then
4192     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4193 fi
4194
4195 if test "$solaris" = "no" ; then
4196     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4197         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4198     fi
4199 fi
4200
4201 # test if pod2man has --utf8 option
4202 if pod2man --help | grep -q utf8; then
4203     POD2MAN="pod2man --utf8"
4204 else
4205     POD2MAN="pod2man"
4206 fi
4207
4208 # Use ASLR, no-SEH and DEP if available
4209 if test "$mingw32" = "yes" ; then
4210     for flag in --dynamicbase --no-seh --nxcompat; do
4211         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4212             LDFLAGS="-Wl,$flag $LDFLAGS"
4213         fi
4214     done
4215 fi
4216
4217 qemu_confdir=$sysconfdir$confsuffix
4218 qemu_moddir=$libdir$confsuffix
4219 qemu_datadir=$datadir$confsuffix
4220 qemu_localedir="$datadir/locale"
4221
4222 tools=""
4223 if test "$want_tools" = "yes" ; then
4224   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4225   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4226     tools="qemu-nbd\$(EXESUF) $tools"
4227   fi
4228 fi
4229 if test "$softmmu" = yes ; then
4230   if test "$virtfs" != no ; then
4231     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4232       virtfs=yes
4233       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4234     else
4235       if test "$virtfs" = yes; then
4236         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4237       fi
4238       virtfs=no
4239     fi
4240   fi
4241 fi
4242 if [ "$guest_agent" != "no" ]; then
4243   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4244       tools="qemu-ga\$(EXESUF) $tools"
4245       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4246         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4247       fi
4248       guest_agent=yes
4249   elif [ "$guest_agent" != yes ]; then
4250       guest_agent=no
4251   else
4252       error_exit "Guest agent is not supported on this platform"
4253   fi
4254 fi
4255
4256 # Mac OS X ships with a broken assembler
4257 roms=
4258 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4259         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4260         "$softmmu" = yes ; then
4261   roms="optionrom"
4262 fi
4263 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4264   roms="$roms spapr-rtas"
4265 fi
4266
4267 if test "$cpu" = "s390x" ; then
4268   roms="$roms s390-ccw"
4269 fi
4270
4271 # Probe for the need for relocating the user-only binary.
4272 if test "$pie" = "no" ; then
4273   textseg_addr=
4274   case "$cpu" in
4275     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4276       # ??? Rationale for choosing this address
4277       textseg_addr=0x60000000
4278       ;;
4279     mips)
4280       # A 256M aligned address, high in the address space, with enough
4281       # room for the code_gen_buffer above it before the stack.
4282       textseg_addr=0x60000000
4283       ;;
4284   esac
4285   if [ -n "$textseg_addr" ]; then
4286     cat > $TMPC <<EOF
4287     int main(void) { return 0; }
4288 EOF
4289     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4290     if ! compile_prog "" "$textseg_ldflags"; then
4291       # In case ld does not support -Ttext-segment, edit the default linker
4292       # script via sed to set the .text start addr.  This is needed on FreeBSD
4293       # at least.
4294       $ld --verbose | sed \
4295         -e '1,/==================================================/d' \
4296         -e '/==================================================/,$d' \
4297         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4298         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4299       textseg_ldflags="-Wl,-T../config-host.ld"
4300     fi
4301   fi
4302 fi
4303
4304 # prepend pixman and ftd flags after all config tests are done
4305 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4306 libs_softmmu="$pixman_libs $libs_softmmu"
4307
4308 echo "Install prefix    $prefix"
4309 echo "BIOS directory    `eval echo $qemu_datadir`"
4310 echo "binary directory  `eval echo $bindir`"
4311 echo "library directory `eval echo $libdir`"
4312 echo "module directory  `eval echo $qemu_moddir`"
4313 echo "libexec directory `eval echo $libexecdir`"
4314 echo "include directory `eval echo $includedir`"
4315 echo "config directory  `eval echo $sysconfdir`"
4316 if test "$mingw32" = "no" ; then
4317 echo "local state directory   `eval echo $local_statedir`"
4318 echo "Manual directory  `eval echo $mandir`"
4319 echo "ELF interp prefix $interp_prefix"
4320 else
4321 echo "local state directory   queried at runtime"
4322 echo "Windows SDK       $win_sdk"
4323 fi
4324 echo "Source path       $source_path"
4325 echo "C compiler        $cc"
4326 echo "Host C compiler   $host_cc"
4327 echo "C++ compiler      $cxx"
4328 echo "Objective-C compiler $objcc"
4329 echo "ARFLAGS           $ARFLAGS"
4330 echo "CFLAGS            $CFLAGS"
4331 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4332 echo "LDFLAGS           $LDFLAGS"
4333 echo "make              $make"
4334 echo "install           $install"
4335 echo "python            $python"
4336 if test "$slirp" = "yes" ; then
4337     echo "smbd              $smbd"
4338 fi
4339 echo "module support    $modules"
4340 echo "host CPU          $cpu"
4341 echo "host big endian   $bigendian"
4342 echo "target list       $target_list"
4343 echo "tcg debug enabled $debug_tcg"
4344 echo "gprof enabled     $gprof"
4345 echo "sparse enabled    $sparse"
4346 echo "strip binaries    $strip_opt"
4347 echo "profiler          $profiler"
4348 echo "static build      $static"
4349 if test "$darwin" = "yes" ; then
4350     echo "Cocoa support     $cocoa"
4351 fi
4352 echo "pixman            $pixman"
4353 echo "SDL support       $sdl"
4354 echo "GTK support       $gtk"
4355 echo "VTE support       $vte"
4356 echo "curses support    $curses"
4357 echo "curl support      $curl"
4358 echo "mingw32 support   $mingw32"
4359 echo "Audio drivers     $audio_drv_list"
4360 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4361 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4362 echo "VirtFS support    $virtfs"
4363 echo "VNC support       $vnc"
4364 if test "$vnc" = "yes" ; then
4365     echo "VNC TLS support   $vnc_tls"
4366     echo "VNC SASL support  $vnc_sasl"
4367     echo "VNC JPEG support  $vnc_jpeg"
4368     echo "VNC PNG support   $vnc_png"
4369     echo "VNC WS support    $vnc_ws"
4370 fi
4371 if test -n "$sparc_cpu"; then
4372     echo "Target Sparc Arch $sparc_cpu"
4373 fi
4374 echo "xen support       $xen"
4375 if test "$xen" = "yes" ; then
4376   echo "xen ctrl version  $xen_ctrl_version"
4377 fi
4378 echo "brlapi support    $brlapi"
4379 echo "bluez  support    $bluez"
4380 echo "Documentation     $docs"
4381 echo "GUEST_BASE        $guest_base"
4382 echo "PIE               $pie"
4383 echo "vde support       $vde"
4384 echo "netmap support    $netmap"
4385 echo "Linux AIO support $linux_aio"
4386 echo "ATTR/XATTR support $attr"
4387 echo "Install blobs     $blobs"
4388 echo "KVM support       $kvm"
4389 echo "RDMA support      $rdma"
4390 echo "TCG interpreter   $tcg_interpreter"
4391 echo "fdt support       $fdt"
4392 echo "preadv support    $preadv"
4393 echo "fdatasync         $fdatasync"
4394 echo "madvise           $madvise"
4395 echo "posix_madvise     $posix_madvise"
4396 echo "sigev_thread_id   $sigev_thread_id"
4397 echo "uuid support      $uuid"
4398 echo "libcap-ng support $cap_ng"
4399 echo "vhost-net support $vhost_net"
4400 echo "vhost-scsi support $vhost_scsi"
4401 echo "Trace backends    $trace_backends"
4402 if test "$trace_backend" = "simple"; then
4403 echo "Trace output file $trace_file-<pid>"
4404 fi
4405 if test "$spice" = "yes"; then
4406 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4407 else
4408 echo "spice support     $spice"
4409 fi
4410 echo "rbd support       $rbd"
4411 echo "xfsctl support    $xfs"
4412 echo "nss used          $smartcard_nss"
4413 echo "libusb            $libusb"
4414 echo "usb net redir     $usb_redir"
4415 echo "OpenGL support    $opengl"
4416 echo "libiscsi support  $libiscsi"
4417 echo "libnfs support    $libnfs"
4418 echo "build guest agent $guest_agent"
4419 echo "QGA VSS support   $guest_agent_with_vss"
4420 echo "seccomp support   $seccomp"
4421 echo "coroutine backend $coroutine"
4422 echo "coroutine pool    $coroutine_pool"
4423 echo "GlusterFS support $glusterfs"
4424 echo "Archipelago support $archipelago"
4425 echo "gcov              $gcov_tool"
4426 echo "gcov enabled      $gcov"
4427 echo "TPM support       $tpm"
4428 echo "libssh2 support   $libssh2"
4429 echo "TPM passthrough   $tpm_passthrough"
4430 echo "QOM debugging     $qom_cast_debug"
4431 echo "vhdx              $vhdx"
4432 echo "Quorum            $quorum"
4433 echo "lzo support       $lzo"
4434 echo "snappy support    $snappy"
4435 echo "bzip2 support     $bzip2"
4436 echo "NUMA host support $numa"
4437
4438 if test "$sdl_too_old" = "yes"; then
4439 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4440 fi
4441
4442 config_host_mak="config-host.mak"
4443
4444 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4445
4446 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4447 echo >> $config_host_mak
4448
4449 echo all: >> $config_host_mak
4450 echo "prefix=$prefix" >> $config_host_mak
4451 echo "bindir=$bindir" >> $config_host_mak
4452 echo "libdir=$libdir" >> $config_host_mak
4453 echo "libexecdir=$libexecdir" >> $config_host_mak
4454 echo "includedir=$includedir" >> $config_host_mak
4455 echo "mandir=$mandir" >> $config_host_mak
4456 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4457 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4458 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4459 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4460 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4461 if test "$mingw32" = "no" ; then
4462   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4463 fi
4464 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4465 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4466 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4467 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4468 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4469
4470 echo "ARCH=$ARCH" >> $config_host_mak
4471
4472 if test "$debug_tcg" = "yes" ; then
4473   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4474 fi
4475 if test "$strip_opt" = "yes" ; then
4476   echo "STRIP=${strip}" >> $config_host_mak
4477 fi
4478 if test "$bigendian" = "yes" ; then
4479   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4480 fi
4481 if test "$mingw32" = "yes" ; then
4482   echo "CONFIG_WIN32=y" >> $config_host_mak
4483   rc_version=`cat $source_path/VERSION`
4484   version_major=${rc_version%%.*}
4485   rc_version=${rc_version#*.}
4486   version_minor=${rc_version%%.*}
4487   rc_version=${rc_version#*.}
4488   version_subminor=${rc_version%%.*}
4489   version_micro=0
4490   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4491   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4492   if test "$guest_agent_with_vss" = "yes" ; then
4493     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4494     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4495   fi
4496 else
4497   echo "CONFIG_POSIX=y" >> $config_host_mak
4498 fi
4499
4500 if test "$linux" = "yes" ; then
4501   echo "CONFIG_LINUX=y" >> $config_host_mak
4502 fi
4503
4504 if test "$darwin" = "yes" ; then
4505   echo "CONFIG_DARWIN=y" >> $config_host_mak
4506 fi
4507
4508 if test "$aix" = "yes" ; then
4509   echo "CONFIG_AIX=y" >> $config_host_mak
4510 fi
4511
4512 if test "$solaris" = "yes" ; then
4513   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4514   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4515   if test "$needs_libsunmath" = "yes" ; then
4516     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4517   fi
4518 fi
4519 if test "$haiku" = "yes" ; then
4520   echo "CONFIG_HAIKU=y" >> $config_host_mak
4521 fi
4522 if test "$static" = "yes" ; then
4523   echo "CONFIG_STATIC=y" >> $config_host_mak
4524 fi
4525 if test "$profiler" = "yes" ; then
4526   echo "CONFIG_PROFILER=y" >> $config_host_mak
4527 fi
4528 if test "$slirp" = "yes" ; then
4529   echo "CONFIG_SLIRP=y" >> $config_host_mak
4530   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4531 fi
4532 if test "$vde" = "yes" ; then
4533   echo "CONFIG_VDE=y" >> $config_host_mak
4534 fi
4535 if test "$netmap" = "yes" ; then
4536   echo "CONFIG_NETMAP=y" >> $config_host_mak
4537 fi
4538 if test "$l2tpv3" = "yes" ; then
4539   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4540 fi
4541 if test "$cap_ng" = "yes" ; then
4542   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4543 fi
4544 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4545 for drv in $audio_drv_list; do
4546     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4547     echo "$def=y" >> $config_host_mak
4548     if test "$drv" = "fmod"; then
4549         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4550     fi
4551 done
4552 if test "$audio_pt_int" = "yes" ; then
4553   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4554 fi
4555 if test "$audio_win_int" = "yes" ; then
4556   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4557 fi
4558 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4559 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4560 if test "$vnc" = "yes" ; then
4561   echo "CONFIG_VNC=y" >> $config_host_mak
4562 fi
4563 if test "$vnc_tls" = "yes" ; then
4564   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4565 fi
4566 if test "$vnc_sasl" = "yes" ; then
4567   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4568 fi
4569 if test "$vnc_jpeg" = "yes" ; then
4570   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4571 fi
4572 if test "$vnc_png" = "yes" ; then
4573   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4574 fi
4575 if test "$vnc_ws" = "yes" ; then
4576   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4577   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4578 fi
4579 if test "$fnmatch" = "yes" ; then
4580   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4581 fi
4582 if test "$uuid" = "yes" ; then
4583   echo "CONFIG_UUID=y" >> $config_host_mak
4584 fi
4585 if test "$xfs" = "yes" ; then
4586   echo "CONFIG_XFS=y" >> $config_host_mak
4587 fi
4588 qemu_version=`head $source_path/VERSION`
4589 echo "VERSION=$qemu_version" >>$config_host_mak
4590 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4591 echo "SRC_PATH=$source_path" >> $config_host_mak
4592 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4593 if [ "$docs" = "yes" ] ; then
4594   echo "BUILD_DOCS=yes" >> $config_host_mak
4595 fi
4596 if test "$modules" = "yes"; then
4597   # $shacmd can generate a hash started with digit, which the compiler doesn't
4598   # like as an symbol. So prefix it with an underscore
4599   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4600   echo "CONFIG_MODULES=y" >> $config_host_mak
4601 fi
4602 if test "$sdl" = "yes" ; then
4603   echo "CONFIG_SDL=y" >> $config_host_mak
4604   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4605   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4606 fi
4607 if test "$cocoa" = "yes" ; then
4608   echo "CONFIG_COCOA=y" >> $config_host_mak
4609 fi
4610 if test "$curses" = "yes" ; then
4611   echo "CONFIG_CURSES=y" >> $config_host_mak
4612 fi
4613 if test "$utimens" = "yes" ; then
4614   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4615 fi
4616 if test "$pipe2" = "yes" ; then
4617   echo "CONFIG_PIPE2=y" >> $config_host_mak
4618 fi
4619 if test "$accept4" = "yes" ; then
4620   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4621 fi
4622 if test "$splice" = "yes" ; then
4623   echo "CONFIG_SPLICE=y" >> $config_host_mak
4624 fi
4625 if test "$eventfd" = "yes" ; then
4626   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4627 fi
4628 if test "$fallocate" = "yes" ; then
4629   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4630 fi
4631 if test "$fallocate_punch_hole" = "yes" ; then
4632   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4633 fi
4634 if test "$fallocate_zero_range" = "yes" ; then
4635   echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
4636 fi
4637 if test "$posix_fallocate" = "yes" ; then
4638   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4639 fi
4640 if test "$sync_file_range" = "yes" ; then
4641   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4642 fi
4643 if test "$fiemap" = "yes" ; then
4644   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4645 fi
4646 if test "$dup3" = "yes" ; then
4647   echo "CONFIG_DUP3=y" >> $config_host_mak
4648 fi
4649 if test "$ppoll" = "yes" ; then
4650   echo "CONFIG_PPOLL=y" >> $config_host_mak
4651 fi
4652 if test "$prctl_pr_set_timerslack" = "yes" ; then
4653   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4654 fi
4655 if test "$epoll" = "yes" ; then
4656   echo "CONFIG_EPOLL=y" >> $config_host_mak
4657 fi
4658 if test "$epoll_create1" = "yes" ; then
4659   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4660 fi
4661 if test "$epoll_pwait" = "yes" ; then
4662   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4663 fi
4664 if test "$sendfile" = "yes" ; then
4665   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4666 fi
4667 if test "$timerfd" = "yes" ; then
4668   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4669 fi
4670 if test "$setns" = "yes" ; then
4671   echo "CONFIG_SETNS=y" >> $config_host_mak
4672 fi
4673 if test "$inotify" = "yes" ; then
4674   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4675 fi
4676 if test "$inotify1" = "yes" ; then
4677   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4678 fi
4679 if test "$byteswap_h" = "yes" ; then
4680   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4681 fi
4682 if test "$bswap_h" = "yes" ; then
4683   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4684 fi
4685 if test "$curl" = "yes" ; then
4686   echo "CONFIG_CURL=m" >> $config_host_mak
4687   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4688   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4689 fi
4690 if test "$brlapi" = "yes" ; then
4691   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4692 fi
4693 if test "$bluez" = "yes" ; then
4694   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4695   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4696 fi
4697 if test "glib_subprocess" = "yes" ; then
4698   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4699 fi
4700 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4701 if test "$gtk" = "yes" ; then
4702   echo "CONFIG_GTK=y" >> $config_host_mak
4703   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4704   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4705 fi
4706 if test "$vte" = "yes" ; then
4707   echo "CONFIG_VTE=y" >> $config_host_mak
4708   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4709 fi
4710 if test "$xen" = "yes" ; then
4711   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4712   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4713 fi
4714 if test "$linux_aio" = "yes" ; then
4715   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4716 fi
4717 if test "$attr" = "yes" ; then
4718   echo "CONFIG_ATTR=y" >> $config_host_mak
4719 fi
4720 if test "$libattr" = "yes" ; then
4721   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4722 fi
4723 if test "$virtfs" = "yes" ; then
4724   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4725 fi
4726 if test "$vhost_scsi" = "yes" ; then
4727   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4728 fi
4729 if test "$vhost_net" = "yes" ; then
4730   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4731 fi
4732 if test "$blobs" = "yes" ; then
4733   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4734 fi
4735 if test "$iovec" = "yes" ; then
4736   echo "CONFIG_IOVEC=y" >> $config_host_mak
4737 fi
4738 if test "$preadv" = "yes" ; then
4739   echo "CONFIG_PREADV=y" >> $config_host_mak
4740 fi
4741 if test "$fdt" = "yes" ; then
4742   echo "CONFIG_FDT=y" >> $config_host_mak
4743 fi
4744 if test "$signalfd" = "yes" ; then
4745   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4746 fi
4747 if test "$tcg_interpreter" = "yes" ; then
4748   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4749 fi
4750 if test "$fdatasync" = "yes" ; then
4751   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4752 fi
4753 if test "$madvise" = "yes" ; then
4754   echo "CONFIG_MADVISE=y" >> $config_host_mak
4755 fi
4756 if test "$posix_madvise" = "yes" ; then
4757   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4758 fi
4759 if test "$sigev_thread_id" = "yes" ; then
4760   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4761 fi
4762
4763 if test "$spice" = "yes" ; then
4764   echo "CONFIG_SPICE=y" >> $config_host_mak
4765 fi
4766
4767 if test "$smartcard_nss" = "yes" ; then
4768   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4769   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4770   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4771 fi
4772
4773 if test "$libusb" = "yes" ; then
4774   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4775 fi
4776
4777 if test "$usb_redir" = "yes" ; then
4778   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4779 fi
4780
4781 if test "$opengl" = "yes" ; then
4782   echo "CONFIG_OPENGL=y" >> $config_host_mak
4783   echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
4784   echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
4785 fi
4786
4787 if test "$lzo" = "yes" ; then
4788   echo "CONFIG_LZO=y" >> $config_host_mak
4789 fi
4790
4791 if test "$snappy" = "yes" ; then
4792   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4793 fi
4794
4795 if test "$bzip2" = "yes" ; then
4796   echo "CONFIG_BZIP2=y" >> $config_host_mak
4797   echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
4798 fi
4799
4800 if test "$libiscsi" = "yes" ; then
4801   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4802   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4803   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4804 fi
4805
4806 if test "$libnfs" = "yes" ; then
4807   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4808 fi
4809
4810 if test "$seccomp" = "yes"; then
4811   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4812 fi
4813
4814 # XXX: suppress that
4815 if [ "$bsd" = "yes" ] ; then
4816   echo "CONFIG_BSD=y" >> $config_host_mak
4817 fi
4818
4819 if test "$zero_malloc" = "yes" ; then
4820   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4821 fi
4822 if test "$qom_cast_debug" = "yes" ; then
4823   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4824 fi
4825 if test "$rbd" = "yes" ; then
4826   echo "CONFIG_RBD=m" >> $config_host_mak
4827   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4828   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4829 fi
4830
4831 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4832 if test "$coroutine_pool" = "yes" ; then
4833   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4834 else
4835   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4836 fi
4837
4838 if test "$open_by_handle_at" = "yes" ; then
4839   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4840 fi
4841
4842 if test "$linux_magic_h" = "yes" ; then
4843   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4844 fi
4845
4846 if test "$pragma_diagnostic_available" = "yes" ; then
4847   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4848 fi
4849
4850 if test "$valgrind_h" = "yes" ; then
4851   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4852 fi
4853
4854 if test "$has_environ" = "yes" ; then
4855   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4856 fi
4857
4858 if test "$cpuid_h" = "yes" ; then
4859   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4860 fi
4861
4862 if test "$int128" = "yes" ; then
4863   echo "CONFIG_INT128=y" >> $config_host_mak
4864 fi
4865
4866 if test "$getauxval" = "yes" ; then
4867   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4868 fi
4869
4870 if test "$glusterfs" = "yes" ; then
4871   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4872   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4873   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4874 fi
4875
4876 if test "$glusterfs_discard" = "yes" ; then
4877   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4878 fi
4879
4880 if test "$glusterfs_zerofill" = "yes" ; then
4881   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4882 fi
4883
4884 if test "$archipelago" = "yes" ; then
4885   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4886   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4887 fi
4888
4889 if test "$libssh2" = "yes" ; then
4890   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4891   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4892   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4893 fi
4894
4895 if test "$quorum" = "yes" ; then
4896   echo "CONFIG_QUORUM=y" >> $config_host_mak
4897 fi
4898
4899 if test "$vhdx" = "yes" ; then
4900   echo "CONFIG_VHDX=y" >> $config_host_mak
4901 fi
4902
4903 # USB host support
4904 if test "$libusb" = "yes"; then
4905   echo "HOST_USB=libusb legacy" >> $config_host_mak
4906 else
4907   echo "HOST_USB=stub" >> $config_host_mak
4908 fi
4909
4910 # TPM passthrough support?
4911 if test "$tpm" = "yes"; then
4912   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4913   if test "$tpm_passthrough" = "yes"; then
4914     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4915   fi
4916 fi
4917
4918 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4919 if have_backend "nop"; then
4920   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4921 fi
4922 if have_backend "simple"; then
4923   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4924   # Set the appropriate trace file.
4925   trace_file="\"$trace_file-\" FMT_pid"
4926 fi
4927 if have_backend "stderr"; then
4928   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4929 fi
4930 if have_backend "ust"; then
4931   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4932 fi
4933 if have_backend "dtrace"; then
4934   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4935   if test "$trace_backend_stap" = "yes" ; then
4936     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4937   fi
4938 fi
4939 if have_backend "ftrace"; then
4940   if test "$linux" = "yes" ; then
4941     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4942   else
4943     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4944   fi
4945 fi
4946 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4947
4948 if test "$rdma" = "yes" ; then
4949   echo "CONFIG_RDMA=y" >> $config_host_mak
4950 fi
4951
4952 # Hold two types of flag:
4953 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4954 #                                     a thread we have a handle to
4955 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4956 #                                     platform
4957 if test "$pthread_setname_np" = "yes" ; then
4958   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4959   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4960 fi
4961
4962 if test "$tcg_interpreter" = "yes"; then
4963   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4964 elif test "$ARCH" = "sparc64" ; then
4965   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4966 elif test "$ARCH" = "s390x" ; then
4967   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4968 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4969   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4970 elif test "$ARCH" = "ppc64" ; then
4971   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4972 else
4973   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4974 fi
4975 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4976
4977 echo "TOOLS=$tools" >> $config_host_mak
4978 echo "ROMS=$roms" >> $config_host_mak
4979 echo "MAKE=$make" >> $config_host_mak
4980 echo "INSTALL=$install" >> $config_host_mak
4981 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4982 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4983 if test -n "$libtool"; then
4984   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4985   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4986 else
4987   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4988   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4989 fi
4990 echo "PYTHON=$python" >> $config_host_mak
4991 echo "CC=$cc" >> $config_host_mak
4992 if $iasl -h > /dev/null 2>&1; then
4993   echo "IASL=$iasl" >> $config_host_mak
4994 fi
4995 echo "CC_I386=$cc_i386" >> $config_host_mak
4996 echo "HOST_CC=$host_cc" >> $config_host_mak
4997 echo "CXX=$cxx" >> $config_host_mak
4998 echo "OBJCC=$objcc" >> $config_host_mak
4999 echo "AR=$ar" >> $config_host_mak
5000 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
5001 echo "AS=$as" >> $config_host_mak
5002 echo "CPP=$cpp" >> $config_host_mak
5003 echo "OBJCOPY=$objcopy" >> $config_host_mak
5004 echo "LD=$ld" >> $config_host_mak
5005 echo "NM=$nm" >> $config_host_mak
5006 echo "WINDRES=$windres" >> $config_host_mak
5007 echo "LIBTOOL=$libtool" >> $config_host_mak
5008 echo "CFLAGS=$CFLAGS" >> $config_host_mak
5009 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
5010 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
5011 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
5012 if test "$sparse" = "yes" ; then
5013   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
5014   echo "CPP          := REAL_CC=\"\$(CPP)\" cgcc"      >> $config_host_mak
5015   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
5016   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
5017   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
5018 fi
5019 if test "$cross_prefix" != ""; then
5020   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
5021 else
5022   echo "AUTOCONF_HOST := "                             >> $config_host_mak
5023 fi
5024 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
5025 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
5026 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
5027 echo "LIBS+=$LIBS" >> $config_host_mak
5028 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
5029 echo "EXESUF=$EXESUF" >> $config_host_mak
5030 echo "DSOSUF=$DSOSUF" >> $config_host_mak
5031 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
5032 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
5033 echo "POD2MAN=$POD2MAN" >> $config_host_mak
5034 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
5035 if test "$gcov" = "yes" ; then
5036   echo "CONFIG_GCOV=y" >> $config_host_mak
5037   echo "GCOV=$gcov_tool" >> $config_host_mak
5038 fi
5039
5040 # use included Linux headers
5041 if test "$linux" = "yes" ; then
5042   mkdir -p linux-headers
5043   case "$cpu" in
5044   i386|x86_64|x32)
5045     linux_arch=x86
5046     ;;
5047   ppcemb|ppc|ppc64)
5048     linux_arch=powerpc
5049     ;;
5050   s390x)
5051     linux_arch=s390
5052     ;;
5053   aarch64)
5054     linux_arch=arm64
5055     ;;
5056   mips64)
5057     linux_arch=mips
5058     ;;
5059   *)
5060     # For most CPUs the kernel architecture name and QEMU CPU name match.
5061     linux_arch="$cpu"
5062     ;;
5063   esac
5064     # For non-KVM architectures we will not have asm headers
5065     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5066       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5067     fi
5068 fi
5069
5070 for target in $target_list; do
5071 target_dir="$target"
5072 config_target_mak=$target_dir/config-target.mak
5073 target_name=`echo $target | cut -d '-' -f 1`
5074 target_bigendian="no"
5075
5076 case "$target_name" in
5077   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5078   target_bigendian=yes
5079   ;;
5080 esac
5081 target_softmmu="no"
5082 target_user_only="no"
5083 target_linux_user="no"
5084 target_bsd_user="no"
5085 case "$target" in
5086   ${target_name}-softmmu)
5087     target_softmmu="yes"
5088     ;;
5089   ${target_name}-linux-user)
5090     if test "$linux" != "yes" ; then
5091       error_exit "Target '$target' is only available on a Linux host"
5092     fi
5093     target_user_only="yes"
5094     target_linux_user="yes"
5095     ;;
5096   ${target_name}-bsd-user)
5097     if test "$bsd" != "yes" ; then
5098       error_exit "Target '$target' is only available on a BSD host"
5099     fi
5100     target_user_only="yes"
5101     target_bsd_user="yes"
5102     ;;
5103   *)
5104     error_exit "Target '$target' not recognised"
5105     exit 1
5106     ;;
5107 esac
5108
5109 mkdir -p $target_dir
5110 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5111
5112 bflt="no"
5113 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5114 gdb_xml_files=""
5115
5116 TARGET_ARCH="$target_name"
5117 TARGET_BASE_ARCH=""
5118 TARGET_ABI_DIR=""
5119
5120 case "$target_name" in
5121   i386)
5122   ;;
5123   x86_64)
5124     TARGET_BASE_ARCH=i386
5125   ;;
5126   alpha)
5127   ;;
5128   arm|armeb)
5129     TARGET_ARCH=arm
5130     bflt="yes"
5131     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5132   ;;
5133   aarch64)
5134     TARGET_BASE_ARCH=arm
5135     bflt="yes"
5136     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5137   ;;
5138   cris)
5139   ;;
5140   lm32)
5141   ;;
5142   m68k)
5143     bflt="yes"
5144     gdb_xml_files="cf-core.xml cf-fp.xml"
5145   ;;
5146   microblaze|microblazeel)
5147     TARGET_ARCH=microblaze
5148     bflt="yes"
5149   ;;
5150   mips|mipsel)
5151     TARGET_ARCH=mips
5152     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5153   ;;
5154   mipsn32|mipsn32el)
5155     TARGET_ARCH=mips64
5156     TARGET_BASE_ARCH=mips
5157     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5158     echo "TARGET_ABI32=y" >> $config_target_mak
5159   ;;
5160   mips64|mips64el)
5161     TARGET_ARCH=mips64
5162     TARGET_BASE_ARCH=mips
5163     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5164   ;;
5165   tricore)
5166   ;;
5167   moxie)
5168   ;;
5169   or32)
5170     TARGET_ARCH=openrisc
5171     TARGET_BASE_ARCH=openrisc
5172   ;;
5173   ppc)
5174     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5175   ;;
5176   ppcemb)
5177     TARGET_BASE_ARCH=ppc
5178     TARGET_ABI_DIR=ppc
5179     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5180   ;;
5181   ppc64)
5182     TARGET_BASE_ARCH=ppc
5183     TARGET_ABI_DIR=ppc
5184     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5185   ;;
5186   ppc64le)
5187     TARGET_ARCH=ppc64
5188     TARGET_BASE_ARCH=ppc
5189     TARGET_ABI_DIR=ppc
5190     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5191   ;;
5192   ppc64abi32)
5193     TARGET_ARCH=ppc64
5194     TARGET_BASE_ARCH=ppc
5195     TARGET_ABI_DIR=ppc
5196     echo "TARGET_ABI32=y" >> $config_target_mak
5197     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5198   ;;
5199   sh4|sh4eb)
5200     TARGET_ARCH=sh4
5201     bflt="yes"
5202   ;;
5203   sparc)
5204   ;;
5205   sparc64)
5206     TARGET_BASE_ARCH=sparc
5207   ;;
5208   sparc32plus)
5209     TARGET_ARCH=sparc64
5210     TARGET_BASE_ARCH=sparc
5211     TARGET_ABI_DIR=sparc
5212     echo "TARGET_ABI32=y" >> $config_target_mak
5213   ;;
5214   s390x)
5215     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5216   ;;
5217   unicore32)
5218   ;;
5219   xtensa|xtensaeb)
5220     TARGET_ARCH=xtensa
5221   ;;
5222   *)
5223     error_exit "Unsupported target CPU"
5224   ;;
5225 esac
5226 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5227 if [ "$TARGET_BASE_ARCH" = "" ]; then
5228   TARGET_BASE_ARCH=$TARGET_ARCH
5229 fi
5230
5231 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5232
5233 upper() {
5234     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5235 }
5236
5237 target_arch_name="`upper $TARGET_ARCH`"
5238 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5239 echo "TARGET_NAME=$target_name" >> $config_target_mak
5240 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5241 if [ "$TARGET_ABI_DIR" = "" ]; then
5242   TARGET_ABI_DIR=$TARGET_ARCH
5243 fi
5244 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5245 if [ "$HOST_VARIANT_DIR" != "" ]; then
5246     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5247 fi
5248 case "$target_name" in
5249   i386|x86_64)
5250     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5251       echo "CONFIG_XEN=y" >> $config_target_mak
5252       if test "$xen_pci_passthrough" = yes; then
5253         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5254       fi
5255     fi
5256     ;;
5257   *)
5258 esac
5259 case "$target_name" in
5260   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5261     # Make sure the target and host cpus are compatible
5262     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5263       \( "$target_name" = "$cpu" -o \
5264       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5265       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5266       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5267       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5268       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5269       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5270       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) -o \
5271       \( "$target_name" = "x86_64" -a "$cpu" = "x32"   \) -o \
5272       \( "$target_name" = "i386"   -a "$cpu" = "x32" \) \) ; then
5273       echo "CONFIG_KVM=y" >> $config_target_mak
5274       if test "$vhost_net" = "yes" ; then
5275         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5276       fi
5277     fi
5278 esac
5279 if test "$target_bigendian" = "yes" ; then
5280   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5281 fi
5282 if test "$target_softmmu" = "yes" ; then
5283   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5284 fi
5285 if test "$target_user_only" = "yes" ; then
5286   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5287   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5288 fi
5289 if test "$target_linux_user" = "yes" ; then
5290   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5291 fi
5292 list=""
5293 if test ! -z "$gdb_xml_files" ; then
5294   for x in $gdb_xml_files; do
5295     list="$list $source_path/gdb-xml/$x"
5296   done
5297   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5298 fi
5299
5300 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5301   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5302 fi
5303 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5304   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5305 fi
5306 if test "$target_bsd_user" = "yes" ; then
5307   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5308 fi
5309
5310 # generate QEMU_CFLAGS/LDFLAGS for targets
5311
5312 cflags=""
5313 ldflags=""
5314
5315 for i in $ARCH $TARGET_BASE_ARCH ; do
5316   case "$i" in
5317   alpha)
5318     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5319     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5320   ;;
5321   aarch64)
5322     if test -n "${cxx}"; then
5323       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5324       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5325     fi
5326   ;;
5327   arm)
5328     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5329     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5330     if test -n "${cxx}"; then
5331       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5332       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5333     fi
5334   ;;
5335   cris)
5336     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5337     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5338   ;;
5339   hppa)
5340     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5341     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5342   ;;
5343   i386|x86_64|x32)
5344     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5345     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5346   ;;
5347   ia64*)
5348     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5349     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5350   ;;
5351   lm32)
5352     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5353     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5354   ;;
5355   m68k)
5356     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5357     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5358   ;;
5359   microblaze*)
5360     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5361     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5362   ;;
5363   mips*)
5364     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5365     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5366   ;;
5367   moxie*)
5368     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5369     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5370   ;;
5371   or32)
5372     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5373     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5374   ;;
5375   ppc*)
5376     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5377     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5378   ;;
5379   s390*)
5380     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5381     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5382   ;;
5383   sh4)
5384     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5385     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5386   ;;
5387   sparc*)
5388     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5389     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5390   ;;
5391   xtensa*)
5392     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5393     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5394   ;;
5395   esac
5396 done
5397 if test "$tcg_interpreter" = "yes" ; then
5398   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5399   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5400 fi
5401
5402 case "$ARCH" in
5403 alpha)
5404   # Ensure there's only a single GP
5405   cflags="-msmall-data $cflags"
5406 ;;
5407 esac
5408
5409 if test "$gprof" = "yes" ; then
5410   echo "TARGET_GPROF=yes" >> $config_target_mak
5411   if test "$target_linux_user" = "yes" ; then
5412     cflags="-p $cflags"
5413     ldflags="-p $ldflags"
5414   fi
5415   if test "$target_softmmu" = "yes" ; then
5416     ldflags="-p $ldflags"
5417     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5418   fi
5419 fi
5420
5421 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5422   ldflags="$ldflags $textseg_ldflags"
5423 fi
5424
5425 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5426 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5427
5428 done # for target in $targets
5429
5430 if [ "$pixman" = "internal" ]; then
5431   echo "config-host.h: subdir-pixman" >> $config_host_mak
5432 fi
5433
5434 if test "$rdma" = "yes" ; then
5435 echo "CONFIG_RDMA=y" >> $config_host_mak
5436 fi
5437
5438 if [ "$dtc_internal" = "yes" ]; then
5439   echo "config-host.h: subdir-dtc" >> $config_host_mak
5440 fi
5441
5442 if test "$numa" = "yes"; then
5443   echo "CONFIG_NUMA=y" >> $config_host_mak
5444 fi
5445
5446 # build tree in object directory in case the source is not in the current directory
5447 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5448 DIRS="$DIRS fsdev"
5449 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5450 DIRS="$DIRS roms/seabios roms/vgabios"
5451 DIRS="$DIRS qapi-generated"
5452 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5453 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5454 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5455 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5456 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5457 FILES="$FILES pc-bios/s390-ccw/Makefile"
5458 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5459 FILES="$FILES pc-bios/qemu-icon.bmp"
5460 for bios_file in \
5461     $source_path/pc-bios/*.bin \
5462     $source_path/pc-bios/*.aml \
5463     $source_path/pc-bios/*.rom \
5464     $source_path/pc-bios/*.dtb \
5465     $source_path/pc-bios/*.img \
5466     $source_path/pc-bios/openbios-* \
5467     $source_path/pc-bios/u-boot.* \
5468     $source_path/pc-bios/palcode-*
5469 do
5470     FILES="$FILES pc-bios/`basename $bios_file`"
5471 done
5472 for test_file in `find $source_path/tests/acpi-test-data -type f`
5473 do
5474     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5475 done
5476 mkdir -p $DIRS
5477 for f in $FILES ; do
5478     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5479         symlink "$source_path/$f" "$f"
5480     fi
5481 done
5482
5483 # temporary config to build submodules
5484 for rom in seabios vgabios ; do
5485     config_mak=roms/$rom/config.mak
5486     echo "# Automatically generated by configure - do not modify" > $config_mak
5487     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5488     echo "AS=$as" >> $config_mak
5489     echo "CC=$cc" >> $config_mak
5490     echo "BCC=bcc" >> $config_mak
5491     echo "CPP=$cpp" >> $config_mak
5492     echo "OBJCOPY=objcopy" >> $config_mak
5493     echo "IASL=$iasl" >> $config_mak
5494     echo "LD=$ld" >> $config_mak
5495 done
5496
5497 # set up qemu-iotests in this build directory
5498 iotests_common_env="tests/qemu-iotests/common.env"
5499 iotests_check="tests/qemu-iotests/check"
5500
5501 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5502 echo >> "$iotests_common_env"
5503 echo "export PYTHON='$python'" >> "$iotests_common_env"
5504
5505 if [ ! -e "$iotests_check" ]; then
5506     symlink "$source_path/$iotests_check" "$iotests_check"
5507 fi
5508
5509 # Save the configure command line for later reuse.
5510 cat <<EOD >config.status
5511 #!/bin/sh
5512 # Generated by configure.
5513 # Run this file to recreate the current configuration.
5514 # Compiler output produced by configure, useful for debugging
5515 # configure, is in config.log if it exists.
5516 EOD
5517 printf "exec" >>config.status
5518 printf " '%s'" "$0" "$@" >>config.status
5519 echo >>config.status
5520 chmod +x config.status
5521
5522 rm -r "$TMPDIR1"