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 $arg in
  95             -Wno-override-init|\
  96             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  97             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  98                 ;;
  99             *)
 100                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 101                 ;;
 102         esac
 103     done
 104 }
 105
 106 compile_object() {
 107   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 108 }
 109
 110 compile_prog() {
 111   local_cflags="$1"
 112   local_ldflags="$2"
 113   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 114 }
 115
 116 do_libtool() {
 117     local mode=$1
 118     shift
 119     # Run the compiler, capturing its output to the log.
 120     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 121     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 122     # Test passed. If this is an --enable-werror build, rerun
 123     # the test with -Werror and bail out if it fails. This
 124     # makes warning-generating-errors in configure test code
 125     # obvious to developers.
 126     if test "$werror" != "yes"; then
 127         return 0
 128     fi
 129     # Don't bother rerunning the compile if we were already using -Werror
 130     case "$*" in
 131         *-Werror*)
 132            return 0
 133         ;;
 134     esac
 135     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 136     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 137     error_exit "configure test passed without -Werror but failed with -Werror." \
 138         "This is probably a bug in the configure script. The failing command" \
 139         "will be at the bottom of config.log." \
 140         "You can run configure with --disable-werror to bypass this check."
 141 }
 142
 143 libtool_prog() {
 144     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 145     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 146 }
 147
 148 # symbolically link $1 to $2.  Portable version of "ln -sf".
 149 symlink() {
 150   rm -rf "$2"
 151   mkdir -p "$(dirname "$2")"
 152   ln -s "$1" "$2"
 153 }
 154
 155 # check whether a command is available to this shell (may be either an
 156 # executable or a builtin)
 157 has() {
 158     type "$1" >/dev/null 2>&1
 159 }
 160
 161 # search for an executable in PATH
 162 path_of() {
 163     local_command="$1"
 164     local_ifs="$IFS"
 165     local_dir=""
 166
 167     # pathname has a dir component?
 168     if [ "${local_command#*/}" != "$local_command" ]; then
 169         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 170             echo "$local_command"
 171             return 0
 172         fi
 173     fi
 174     if [ -z "$local_command" ]; then
 175         return 1
 176     fi
 177
 178     IFS=:
 179     for local_dir in $PATH; do
 180         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 181             echo "$local_dir/$local_command"
 182             IFS="${local_ifs:-$(printf ' \t\n')}"
 183             return 0
 184         fi
 185     done
 186     # not found
 187     IFS="${local_ifs:-$(printf ' \t\n')}"
 188     return 1
 189 }
 190
 191 have_backend () {
 192     echo "$trace_backends" | grep "$1" >/dev/null
 193 }
 194
 195 # default parameters
 196 source_path=`dirname "$0"`
 197 cpu=""
 198 iasl="iasl"
 199 interp_prefix="/usr/gnemul/qemu-%M"
 200 static="no"
 201 cross_prefix=""
 202 audio_drv_list=""
 203 block_drv_rw_whitelist=""
 204 block_drv_ro_whitelist=""
 205 host_cc="cc"
 206 libs_softmmu=""
 207 libs_tools=""
 208 audio_pt_int=""
 209 audio_win_int=""
 210 cc_i386=i386-pc-linux-gnu-gcc
 211 libs_qga=""
 212 debug_info="yes"
 213 stack_protector=""
 214
 215 # Don't accept a target_list environment variable.
 216 unset target_list
 217
 218 # Default value for a variable defining feature "foo".
 219 #  * foo="no"  feature will only be used if --enable-foo arg is given
 220 #  * foo=""    feature will be searched for, and if found, will be used
 221 #              unless --disable-foo is given
 222 #  * foo="yes" this value will only be set by --enable-foo flag.
 223 #              feature will searched for,
 224 #              if not found, configure exits with error
 225 #
 226 # Always add --enable-foo and --disable-foo command line args.
 227 # Distributions want to ensure that several features are compiled in, and it
 228 # is impossible without a --enable-foo that exits if a feature is not found.
 229
 230 bluez=""
 231 brlapi=""
 232 curl=""
 233 curses=""
 234 docs=""
 235 fdt=""
 236 netmap="no"
 237 pixman=""
 238 sdl=""
 239 sdlabi="1.2"
 240 virtfs=""
 241 vnc="yes"
 242 sparse="no"
 243 uuid=""
 244 vde=""
 245 vnc_tls=""
 246 vnc_sasl=""
 247 vnc_jpeg=""
 248 vnc_png=""
 249 vnc_ws=""
 250 xen=""
 251 xen_ctrl_version=""
 252 xen_pci_passthrough=""
 253 linux_aio=""
 254 cap_ng=""
 255 attr=""
 256 libattr=""
 257 xfs=""
 258
 259 vhost_net="no"
 260 vhost_scsi="no"
 261 kvm="no"
 262 rdma=""
 263 gprof="no"
 264 debug_tcg="no"
 265 debug="no"
 266 strip_opt="yes"
 267 tcg_interpreter="no"
 268 bigendian="no"
 269 mingw32="no"
 270 gcov="no"
 271 gcov_tool="gcov"
 272 EXESUF=""
 273 DSOSUF=".so"
 274 LDFLAGS_SHARED="-shared"
 275 modules="no"
 276 prefix="/usr/local"
 277 mandir="\${prefix}/share/man"
 278 datadir="\${prefix}/share"
 279 qemu_docdir="\${prefix}/share/doc/qemu"
 280 bindir="\${prefix}/bin"
 281 libdir="\${prefix}/lib"
 282 libexecdir="\${prefix}/libexec"
 283 includedir="\${prefix}/include"
 284 sysconfdir="\${prefix}/etc"
 285 local_statedir="\${prefix}/var"
 286 confsuffix="/qemu"
 287 slirp="yes"
 288 fmod_lib=""
 289 fmod_inc=""
 290 oss_lib=""
 291 bsd="no"
 292 haiku="no"
 293 linux="no"
 294 solaris="no"
 295 profiler="no"
 296 cocoa="no"
 297 softmmu="yes"
 298 linux_user="no"
 299 bsd_user="no"
 300 guest_base="yes"
 301 aix="no"
 302 blobs="yes"
 303 pkgversion=""
 304 pie=""
 305 zero_malloc=""
 306 qom_cast_debug="yes"
 307 trace_backends="nop"
 308 trace_file="trace"
 309 spice=""
 310 rbd=""
 311 smartcard_nss=""
 312 libusb=""
 313 usb_redir=""
 314 glx=""
 315 zlib="yes"
 316 lzo=""
 317 snappy=""
 318 guest_agent=""
 319 guest_agent_with_vss="no"
 320 vss_win32_sdk=""
 321 win_sdk="no"
 322 want_tools="yes"
 323 libiscsi=""
 324 libnfs=""
 325 coroutine=""
 326 coroutine_pool=""
 327 seccomp=""
 328 glusterfs=""
 329 glusterfs_discard="no"
 330 glusterfs_zerofill="no"
 331 archipelago=""
 332 gtk=""
 333 gtkabi=""
 334 vte=""
 335 tpm="yes"
 336 libssh2=""
 337 vhdx=""
 338 quorum=""
 339 numa=""
 340
 341 # parse CC options first
 342 for opt do
 343   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 344   case "$opt" in
 345   --cross-prefix=*) cross_prefix="$optarg"
 346   ;;
 347   --cc=*) CC="$optarg"
 348   ;;
 349   --cxx=*) CXX="$optarg"
 350   ;;
 351   --source-path=*) source_path="$optarg"
 352   ;;
 353   --cpu=*) cpu="$optarg"
 354   ;;
 355   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 356                     EXTRA_CFLAGS="$optarg"
 357   ;;
 358   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 359                      EXTRA_LDFLAGS="$optarg"
 360   ;;
 361   --enable-debug-info) debug_info="yes"
 362   ;;
 363   --disable-debug-info) debug_info="no"
 364   ;;
 365   esac
 366 done
 367 # OS specific
 368 # Using uname is really, really broken.  Once we have the right set of checks
 369 # we can eliminate its usage altogether.
 370
 371 # Preferred compiler:
 372 #  ${CC} (if set)
 373 #  ${cross_prefix}gcc (if cross-prefix specified)
 374 #  system compiler
 375 if test -z "${CC}${cross_prefix}"; then
 376   cc="$host_cc"
 377 else
 378   cc="${CC-${cross_prefix}gcc}"
 379 fi
 380
 381 if test -z "${CXX}${cross_prefix}"; then
 382   cxx="c++"
 383 else
 384   cxx="${CXX-${cross_prefix}g++}"
 385 fi
 386
 387 ar="${AR-${cross_prefix}ar}"
 388 as="${AS-${cross_prefix}as}"
 389 cpp="${CPP-$cc -E}"
 390 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 391 ld="${LD-${cross_prefix}ld}"
 392 libtool="${LIBTOOL-${cross_prefix}libtool}"
 393 nm="${NM-${cross_prefix}nm}"
 394 strip="${STRIP-${cross_prefix}strip}"
 395 windres="${WINDRES-${cross_prefix}windres}"
 396 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 397 query_pkg_config() {
 398     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 399 }
 400 pkg_config=query_pkg_config
 401 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 402 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 403
 404 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 405 ARFLAGS="${ARFLAGS-rv}"
 406
 407 # default flags for all hosts
 408 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 410 QEMU_CFLAGS="-Wmissing-format-attribute $QEMU_CFLAGS"
 411 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 412 QEMU_CFLAGS="-Wno-unused-parameter $QEMU_CFLAGS"
 413 QEMU_CFLAGS="-Wno-missing-field-initializers $QEMU_CFLAGS"
 414 QEMU_CFLAGS="-Wno-sign-compare $QEMU_CFLAGS"
 415 QEMU_CFLAGS="-Wno-override-init $QEMU_CFLAGS"
 416 QEMU_CFLAGS="-Wno-error=format $QEMU_CFLAGS"
 417 QEMU_CFLAGS="-Wno-error=format-extra-args $QEMU_CFLAGS"
 418 QEMU_CFLAGS="-Wno-error=parentheses $QEMU_CFLAGS"
 419 QEMU_CFLAGS="-Wextra $QEMU_CFLAGS"
 420 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 421 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 422 if test "$debug_info" = "yes"; then
 423     CFLAGS="-g $CFLAGS"
 424     LDFLAGS="-g $LDFLAGS"
 425 fi
 426
 427 # make source path absolute
 428 source_path=`cd "$source_path"; pwd`
 429
 430 cc_macros=`$cc $QEMU_CFLAGS -E -dD - </dev/null`
 431
 432 # running configure in the source tree?
 433 # we know that's the case if configure is there.
 434 if test -f "./configure"; then
 435     pwd_is_source_path="y"
 436 else
 437     pwd_is_source_path="n"
 438 fi
 439
 440 check_define() {
 441 cat > $TMPC <<EOF
 442 #if !defined($1)
 443 #error $1 not defined
 444 #endif
 445 int main(void) { return 0; }
 446 EOF
 447   compile_object
 448 }
 449
 450 if check_define __linux__ ; then
 451   targetos="Linux"
 452 elif check_define _WIN32 ; then
 453   targetos='MINGW32'
 454 elif check_define __OpenBSD__ ; then
 455   targetos='OpenBSD'
 456 elif check_define __sun__ ; then
 457   targetos='SunOS'
 458 elif check_define __HAIKU__ ; then
 459   targetos='Haiku'
 460 else
 461   targetos=`uname -s`
 462 fi
 463
 464 # Some host OSes need non-standard checks for which CPU to use.
 465 # Note that these checks are broken for cross-compilation: if you're
 466 # cross-compiling to one of these OSes then you'll need to specify
 467 # the correct CPU with the --cpu option.
 468 case $targetos in
 469 Darwin)
 470   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 471   # run 64-bit userspace code.
 472   # If the user didn't specify a CPU explicitly and the kernel says this is
 473   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 474   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 475     cpu="x86_64"
 476   fi
 477   ;;
 478 SunOS)
 479   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 480   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 481     cpu="x86_64"
 482   fi
 483 esac
 484
 485 if test ! -z "$cpu" ; then
 486   # command line argument
 487   :
 488 elif check_define __i386__ ; then
 489   cpu="i386"
 490 elif check_define __x86_64__ ; then
 491   if check_define __ILP32__ ; then
 492     cpu="x32"
 493   else
 494     cpu="x86_64"
 495   fi
 496 elif check_define __sparc__ ; then
 497   if check_define __arch64__ ; then
 498     cpu="sparc64"
 499   else
 500     cpu="sparc"
 501   fi
 502 elif check_define _ARCH_PPC ; then
 503   if check_define _ARCH_PPC64 ; then
 504     cpu="ppc64"
 505   else
 506     cpu="ppc"
 507   fi
 508 elif check_define __mips__ ; then
 509   if check_define __mips64 ; then
 510     cpu="mips64"
 511   else
 512     cpu="mips"
 513   fi
 514 elif check_define __ia64__ ; then
 515   cpu="ia64"
 516 elif check_define __s390__ ; then
 517   if check_define __s390x__ ; then
 518     cpu="s390x"
 519   else
 520     cpu="s390"
 521   fi
 522 elif check_define __arm__ ; then
 523   cpu="arm"
 524 elif check_define __aarch64__ ; then
 525   cpu="aarch64"
 526 elif check_define __hppa__ ; then
 527   cpu="hppa"
 528 else
 529   cpu=`uname -m`
 530 fi
 531
 532 ARCH=
 533 # Normalise host CPU name and set ARCH.
 534 # Note that this case should only have supported host CPUs, not guests.
 535 case "$cpu" in
 536   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 537     cpu="$cpu"
 538   ;;
 539   i386|i486|i586|i686|i86pc|BePC)
 540     cpu="i386"
 541   ;;
 542   x86_64|amd64)
 543     cpu="x86_64"
 544   ;;
 545   armv*b|armv*l|arm)
 546     cpu="arm"
 547   ;;
 548   aarch64)
 549     cpu="aarch64"
 550   ;;
 551   mips*)
 552     cpu="mips"
 553     if check_define __MIPSEL__ ; then
 554       cpu="${cpu}el"
 555     fi
 556   ;;
 557   sparc|sun4[cdmuv])
 558     cpu="sparc"
 559   ;;
 560   sh4)
 561     cpu="sh4"
 562     ;;
 563   *)
 564     # This will result in either an error or falling back to TCI later
 565     ARCH=unknown
 566   ;;
 567 esac
 568 if test -z "$ARCH"; then
 569   ARCH="$cpu"
 570 fi
 571
 572 # OS specific
 573
 574 # host *BSD for user mode
 575 HOST_VARIANT_DIR=""
 576
 577 case $targetos in
 578 CYGWIN*)
 579   mingw32="yes"
 580   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 581   audio_possible_drivers="winwave sdl"
 582   audio_drv_list="winwave"
 583 ;;
 584 MINGW32*)
 585   mingw32="yes"
 586   audio_possible_drivers="winwave dsound sdl fmod"
 587   audio_drv_list="winwave"
 588 ;;
 589 GNU/kFreeBSD)
 590   bsd="yes"
 591   audio_drv_list="oss"
 592   audio_possible_drivers="oss sdl esd pa"
 593 ;;
 594 FreeBSD)
 595   bsd="yes"
 596   make="${MAKE-gmake}"
 597   audio_drv_list="oss"
 598   audio_possible_drivers="oss sdl esd pa"
 599   # needed for kinfo_getvmmap(3) in libutil.h
 600   LIBS="-lutil $LIBS"
 601   netmap=""  # enable netmap autodetect
 602   HOST_VARIANT_DIR="freebsd"
 603 ;;
 604 DragonFly)
 605   bsd="yes"
 606   make="${MAKE-gmake}"
 607   audio_drv_list="oss"
 608   audio_possible_drivers="oss sdl esd pa"
 609   HOST_VARIANT_DIR="dragonfly"
 610 ;;
 611 NetBSD)
 612   bsd="yes"
 613   make="${MAKE-gmake}"
 614   audio_drv_list="oss"
 615   audio_possible_drivers="oss sdl esd"
 616   oss_lib="-lossaudio"
 617   HOST_VARIANT_DIR="netbsd"
 618 ;;
 619 OpenBSD)
 620   bsd="yes"
 621   make="${MAKE-gmake}"
 622   audio_drv_list="sdl"
 623   audio_possible_drivers="sdl esd"
 624   HOST_VARIANT_DIR="openbsd"
 625 ;;
 626 Darwin)
 627   bsd="yes"
 628   darwin="yes"
 629   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 630   if [ "$cpu" = "x86_64" ] ; then
 631     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 632     LDFLAGS="-arch x86_64 $LDFLAGS"
 633   fi
 634   cocoa="yes"
 635   audio_drv_list="coreaudio"
 636   audio_possible_drivers="coreaudio sdl fmod"
 637   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 638   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 639   # Disable attempts to use ObjectiveC features in os/object.h since they
 640   # won't work when we're compiling with gcc as a C compiler.
 641   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 642   HOST_VARIANT_DIR="darwin"
 643 ;;
 644 SunOS)
 645   solaris="yes"
 646   make="${MAKE-gmake}"
 647   install="${INSTALL-ginstall}"
 648   ld="gld"
 649   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 650   needs_libsunmath="no"
 651   solarisrev=`uname -r | cut -f2 -d.`
 652   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 653     if test "$solarisrev" -le 9 ; then
 654       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 655         needs_libsunmath="yes"
 656         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 657         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 658         LIBS="-lsunmath $LIBS"
 659       else
 660         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 661             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 662             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 663             "Studio 11 can be downloaded from www.sun.com."
 664       fi
 665     fi
 666   fi
 667   if test -f /usr/include/sys/soundcard.h ; then
 668     audio_drv_list="oss"
 669   fi
 670   audio_possible_drivers="oss sdl"
 671 # needed for CMSG_ macros in sys/socket.h
 672   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 673 # needed for TIOCWIN* defines in termios.h
 674   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 675   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 676   solarisnetlibs="-lsocket -lnsl -lresolv"
 677   LIBS="$solarisnetlibs $LIBS"
 678   libs_qga="$solarisnetlibs $libs_qga"
 679 ;;
 680 AIX)
 681   aix="yes"
 682   make="${MAKE-gmake}"
 683 ;;
 684 Haiku)
 685   haiku="yes"
 686   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 687   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 688 ;;
 689 *)
 690   audio_drv_list="oss"
 691   audio_possible_drivers="oss alsa sdl esd pa"
 692   linux="yes"
 693   linux_user="yes"
 694   kvm="yes"
 695   vhost_net="yes"
 696   vhost_scsi="yes"
 697   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 698     audio_possible_drivers="$audio_possible_drivers fmod"
 699   fi
 700   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 701 ;;
 702 esac
 703
 704 if [ "$bsd" = "yes" ] ; then
 705   if [ "$darwin" != "yes" ] ; then
 706     bsd_user="yes"
 707   fi
 708 fi
 709
 710 : ${make=${MAKE-make}}
 711 : ${install=${INSTALL-install}}
 712 : ${python=${PYTHON-python}}
 713 : ${smbd=${SMBD-/usr/sbin/smbd}}
 714
 715 # Default objcc to clang if available, otherwise use CC
 716 if has clang; then
 717   objcc=clang
 718 else
 719   objcc="$cc"
 720 fi
 721
 722 if test "$mingw32" = "yes" ; then
 723   EXESUF=".exe"
 724   DSOSUF=".dll"
 725   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 726   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 727   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 728   # MinGW-w64 needs _POSIX defined.
 729   QEMU_CFLAGS="-D_POSIX=1 $QEMU_CFLAGS"
 730   # MinGW needs -mthreads for TLS and macro _MT.
 731   QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
 732   QEMU_CFLAGS="-I\$(SRC_PATH)/hosts/w32/include $QEMU_CFLAGS"
 733   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 734 cat > $TMPC << EOF
 735 int main(void) { return 0; }
 736 EOF
 737   if compile_prog "" "-liberty" ; then
 738     LIBS="-liberty $LIBS"
 739   fi
 740   prefix="c:/Program Files/QEMU"
 741   mandir="\${prefix}"
 742   datadir="\${prefix}"
 743   qemu_docdir="\${prefix}"
 744   bindir="\${prefix}"
 745   sysconfdir="\${prefix}"
 746   local_statedir=
 747   confsuffix=""
 748   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 749 fi
 750
 751 werror=""
 752
 753 for opt do
 754   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 755   case "$opt" in
 756   --help|-h) show_help=yes
 757   ;;
 758   --version|-V) exec cat $source_path/VERSION
 759   ;;
 760   --prefix=*) prefix="$optarg"
 761   ;;
 762   --interp-prefix=*) interp_prefix="$optarg"
 763   ;;
 764   --source-path=*)
 765   ;;
 766   --cross-prefix=*)
 767   ;;
 768   --cc=*)
 769   ;;
 770   --host-cc=*) host_cc="$optarg"
 771   ;;
 772   --cxx=*)
 773   ;;
 774   --iasl=*) iasl="$optarg"
 775   ;;
 776   --objcc=*) objcc="$optarg"
 777   ;;
 778   --make=*) make="$optarg"
 779   ;;
 780   --install=*) install="$optarg"
 781   ;;
 782   --python=*) python="$optarg"
 783   ;;
 784   --gcov=*) gcov_tool="$optarg"
 785   ;;
 786   --smbd=*) smbd="$optarg"
 787   ;;
 788   --extra-cflags=*)
 789   ;;
 790   --extra-ldflags=*)
 791   ;;
 792   --enable-debug-info)
 793   ;;
 794   --disable-debug-info)
 795   ;;
 796   --enable-modules)
 797       modules="yes"
 798   ;;
 799   --cpu=*)
 800   ;;
 801   --target-list=*) target_list="$optarg"
 802   ;;
 803   --enable-trace-backends=*) trace_backends="$optarg"
 804   ;;
 805   # XXX: backwards compatibility
 806   --enable-trace-backend=*) trace_backends="$optarg"
 807   ;;
 808   --with-trace-file=*) trace_file="$optarg"
 809   ;;
 810   --enable-gprof) gprof="yes"
 811   ;;
 812   --enable-gcov) gcov="yes"
 813   ;;
 814   --static)
 815     static="yes"
 816     LDFLAGS="-static $LDFLAGS"
 817     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 818   ;;
 819   --mandir=*) mandir="$optarg"
 820   ;;
 821   --bindir=*) bindir="$optarg"
 822   ;;
 823   --libdir=*) libdir="$optarg"
 824   ;;
 825   --libexecdir=*) libexecdir="$optarg"
 826   ;;
 827   --includedir=*) includedir="$optarg"
 828   ;;
 829   --datadir=*) datadir="$optarg"
 830   ;;
 831   --with-confsuffix=*) confsuffix="$optarg"
 832   ;;
 833   --docdir=*) qemu_docdir="$optarg"
 834   ;;
 835   --sysconfdir=*) sysconfdir="$optarg"
 836   ;;
 837   --localstatedir=*) local_statedir="$optarg"
 838   ;;
 839   --sbindir=*|--sharedstatedir=*|\
 840   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 841   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 842     # These switches are silently ignored, for compatibility with
 843     # autoconf-generated configure scripts. This allows QEMU's
 844     # configure to be used by RPM and similar macros that set
 845     # lots of directory switches by default.
 846   ;;
 847   --with-system-pixman) pixman="system"
 848   ;;
 849   --without-system-pixman) pixman="internal"
 850   ;;
 851   --without-pixman) pixman="none"
 852   ;;
 853   --disable-sdl) sdl="no"
 854   ;;
 855   --enable-sdl) sdl="yes"
 856   ;;
 857   --with-sdlabi=*) sdlabi="$optarg"
 858   ;;
 859   --disable-qom-cast-debug) qom_cast_debug="no"
 860   ;;
 861   --enable-qom-cast-debug) qom_cast_debug="yes"
 862   ;;
 863   --disable-virtfs) virtfs="no"
 864   ;;
 865   --enable-virtfs) virtfs="yes"
 866   ;;
 867   --disable-vnc) vnc="no"
 868   ;;
 869   --enable-vnc) vnc="yes"
 870   ;;
 871   --fmod-lib=*) fmod_lib="$optarg"
 872   ;;
 873   --fmod-inc=*) fmod_inc="$optarg"
 874   ;;
 875   --oss-lib=*) oss_lib="$optarg"
 876   ;;
 877   --audio-drv-list=*) audio_drv_list="$optarg"
 878   ;;
 879   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 880   ;;
 881   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 882   ;;
 883   --enable-debug-tcg) debug_tcg="yes"
 884   ;;
 885   --disable-debug-tcg) debug_tcg="no"
 886   ;;
 887   --enable-debug)
 888       # Enable debugging options that aren't excessively noisy
 889       debug_tcg="yes"
 890       debug="yes"
 891       strip_opt="no"
 892   ;;
 893   --enable-sparse) sparse="yes"
 894   ;;
 895   --disable-sparse) sparse="no"
 896   ;;
 897   --disable-strip) strip_opt="no"
 898   ;;
 899   --disable-vnc-tls) vnc_tls="no"
 900   ;;
 901   --enable-vnc-tls) vnc_tls="yes"
 902   ;;
 903   --disable-vnc-sasl) vnc_sasl="no"
 904   ;;
 905   --enable-vnc-sasl) vnc_sasl="yes"
 906   ;;
 907   --disable-vnc-jpeg) vnc_jpeg="no"
 908   ;;
 909   --enable-vnc-jpeg) vnc_jpeg="yes"
 910   ;;
 911   --disable-vnc-png) vnc_png="no"
 912   ;;
 913   --enable-vnc-png) vnc_png="yes"
 914   ;;
 915   --disable-vnc-ws) vnc_ws="no"
 916   ;;
 917   --enable-vnc-ws) vnc_ws="yes"
 918   ;;
 919   --disable-slirp) slirp="no"
 920   ;;
 921   --disable-uuid) uuid="no"
 922   ;;
 923   --enable-uuid) uuid="yes"
 924   ;;
 925   --disable-vde) vde="no"
 926   ;;
 927   --enable-vde) vde="yes"
 928   ;;
 929   --disable-netmap) netmap="no"
 930   ;;
 931   --enable-netmap) netmap="yes"
 932   ;;
 933   --disable-xen) xen="no"
 934   ;;
 935   --enable-xen) xen="yes"
 936   ;;
 937   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 938   ;;
 939   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 940   ;;
 941   --disable-brlapi) brlapi="no"
 942   ;;
 943   --enable-brlapi) brlapi="yes"
 944   ;;
 945   --disable-bluez) bluez="no"
 946   ;;
 947   --enable-bluez) bluez="yes"
 948   ;;
 949   --disable-kvm) kvm="no"
 950   ;;
 951   --enable-kvm) kvm="yes"
 952   ;;
 953   --disable-tcg-interpreter) tcg_interpreter="no"
 954   ;;
 955   --enable-tcg-interpreter) tcg_interpreter="yes"
 956   ;;
 957   --disable-cap-ng)  cap_ng="no"
 958   ;;
 959   --enable-cap-ng) cap_ng="yes"
 960   ;;
 961   --disable-spice) spice="no"
 962   ;;
 963   --enable-spice) spice="yes"
 964   ;;
 965   --disable-libiscsi) libiscsi="no"
 966   ;;
 967   --enable-libiscsi) libiscsi="yes"
 968   ;;
 969   --disable-libnfs) libnfs="no"
 970   ;;
 971   --enable-libnfs) libnfs="yes"
 972   ;;
 973   --enable-profiler) profiler="yes"
 974   ;;
 975   --disable-cocoa) cocoa="no"
 976   ;;
 977   --enable-cocoa)
 978       cocoa="yes" ;
 979       sdl="no" ;
 980       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 981   ;;
 982   --disable-system) softmmu="no"
 983   ;;
 984   --enable-system) softmmu="yes"
 985   ;;
 986   --disable-user)
 987       linux_user="no" ;
 988       bsd_user="no" ;
 989   ;;
 990   --enable-user) ;;
 991   --disable-linux-user) linux_user="no"
 992   ;;
 993   --enable-linux-user) linux_user="yes"
 994   ;;
 995   --disable-bsd-user) bsd_user="no"
 996   ;;
 997   --enable-bsd-user) bsd_user="yes"
 998   ;;
 999   --enable-guest-base) guest_base="yes"
1000   ;;
1001   --disable-guest-base) guest_base="no"
1002   ;;
1003   --enable-pie) pie="yes"
1004   ;;
1005   --disable-pie) pie="no"
1006   ;;
1007   --enable-werror) werror="yes"
1008   ;;
1009   --disable-werror) werror="no"
1010   ;;
1011   --enable-stack-protector) stack_protector="yes"
1012   ;;
1013   --disable-stack-protector) stack_protector="no"
1014   ;;
1015   --disable-curses) curses="no"
1016   ;;
1017   --enable-curses) curses="yes"
1018   ;;
1019   --disable-curl) curl="no"
1020   ;;
1021   --enable-curl) curl="yes"
1022   ;;
1023   --disable-fdt) fdt="no"
1024   ;;
1025   --enable-fdt) fdt="yes"
1026   ;;
1027   --disable-linux-aio) linux_aio="no"
1028   ;;
1029   --enable-linux-aio) linux_aio="yes"
1030   ;;
1031   --disable-attr) attr="no"
1032   ;;
1033   --enable-attr) attr="yes"
1034   ;;
1035   --disable-blobs) blobs="no"
1036   ;;
1037   --with-pkgversion=*) pkgversion=" ($optarg)"
1038   ;;
1039   --with-coroutine=*) coroutine="$optarg"
1040   ;;
1041   --disable-coroutine-pool) coroutine_pool="no"
1042   ;;
1043   --enable-coroutine-pool) coroutine_pool="yes"
1044   ;;
1045   --disable-docs) docs="no"
1046   ;;
1047   --enable-docs) docs="yes"
1048   ;;
1049   --disable-vhost-net) vhost_net="no"
1050   ;;
1051   --enable-vhost-net) vhost_net="yes"
1052   ;;
1053   --disable-vhost-scsi) vhost_scsi="no"
1054   ;;
1055   --enable-vhost-scsi) vhost_scsi="yes"
1056   ;;
1057   --disable-glx) glx="no"
1058   ;;
1059   --enable-glx) glx="yes"
1060   ;;
1061   --disable-rbd) rbd="no"
1062   ;;
1063   --enable-rbd) rbd="yes"
1064   ;;
1065   --disable-xfsctl) xfs="no"
1066   ;;
1067   --enable-xfsctl) xfs="yes"
1068   ;;
1069   --disable-smartcard-nss) smartcard_nss="no"
1070   ;;
1071   --enable-smartcard-nss) smartcard_nss="yes"
1072   ;;
1073   --disable-libusb) libusb="no"
1074   ;;
1075   --enable-libusb) libusb="yes"
1076   ;;
1077   --disable-usb-redir) usb_redir="no"
1078   ;;
1079   --enable-usb-redir) usb_redir="yes"
1080   ;;
1081   --disable-zlib-test) zlib="no"
1082   ;;
1083   --disable-lzo) lzo="no"
1084   ;;
1085   --enable-lzo) lzo="yes"
1086   ;;
1087   --disable-snappy) snappy="no"
1088   ;;
1089   --enable-snappy) snappy="yes"
1090   ;;
1091   --enable-guest-agent) guest_agent="yes"
1092   ;;
1093   --disable-guest-agent) guest_agent="no"
1094   ;;
1095   --with-vss-sdk) vss_win32_sdk=""
1096   ;;
1097   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1098   ;;
1099   --without-vss-sdk) vss_win32_sdk="no"
1100   ;;
1101   --with-win-sdk) win_sdk=""
1102   ;;
1103   --with-win-sdk=*) win_sdk="$optarg"
1104   ;;
1105   --without-win-sdk) win_sdk="no"
1106   ;;
1107   --enable-tools) want_tools="yes"
1108   ;;
1109   --disable-tools) want_tools="no"
1110   ;;
1111   --enable-seccomp) seccomp="yes"
1112   ;;
1113   --disable-seccomp) seccomp="no"
1114   ;;
1115   --disable-glusterfs) glusterfs="no"
1116   ;;
1117   --enable-glusterfs) glusterfs="yes"
1118   ;;
1119   --disable-archipelago) archipelago="no"
1120   ;;
1121   --enable-archipelago) archipelago="yes"
1122   ;;
1123   --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1124       echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1125   ;;
1126   --disable-gtk) gtk="no"
1127   ;;
1128   --enable-gtk) gtk="yes"
1129   ;;
1130   --enable-rdma) rdma="yes"
1131   ;;
1132   --disable-rdma) rdma="no"
1133   ;;
1134   --with-gtkabi=*) gtkabi="$optarg"
1135   ;;
1136   --disable-vte) vte="no"
1137   ;;
1138   --enable-vte) vte="yes"
1139   ;;
1140   --disable-tpm) tpm="no"
1141   ;;
1142   --enable-tpm) tpm="yes"
1143   ;;
1144   --disable-libssh2) libssh2="no"
1145   ;;
1146   --enable-libssh2) libssh2="yes"
1147   ;;
1148   --enable-vhdx) vhdx="yes"
1149   ;;
1150   --disable-vhdx) vhdx="no"
1151   ;;
1152   --disable-quorum) quorum="no"
1153   ;;
1154   --enable-quorum) quorum="yes"
1155   ;;
1156   --disable-numa) numa="no"
1157   ;;
1158   --enable-numa) numa="yes"
1159   ;;
1160   *)
1161       echo "ERROR: unknown option $opt"
1162       echo "Try '$0 --help' for more information"
1163       exit 1
1164   ;;
1165   esac
1166 done
1167
1168 if ! has $python; then
1169   error_exit "Python not found. Use --python=/path/to/python"
1170 fi
1171
1172 # Note that if the Python conditional here evaluates True we will exit
1173 # with status 1 which is a shell 'false' value.
1174 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1175   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1176       "Note that Python 3 or later is not yet supported." \
1177       "Use --python=/path/to/python to specify a supported Python."
1178 fi
1179
1180 # The -B switch was added in Python 2.6.
1181 # If it is supplied, compiled files are not written.
1182 # Use it for Python versions which support it.
1183 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1184   python="$python -B"
1185 fi
1186
1187 case "$cpu" in
1188     ppc)
1189            CPU_CFLAGS="-m32"
1190            LDFLAGS="-m32 $LDFLAGS"
1191            ;;
1192     ppc64)
1193            CPU_CFLAGS="-m64"
1194            LDFLAGS="-m64 $LDFLAGS"
1195            ;;
1196     sparc)
1197            LDFLAGS="-m32 $LDFLAGS"
1198            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1199            ;;
1200     sparc64)
1201            LDFLAGS="-m64 $LDFLAGS"
1202            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1203            ;;
1204     s390)
1205            CPU_CFLAGS="-m31"
1206            LDFLAGS="-m31 $LDFLAGS"
1207            ;;
1208     s390x)
1209            CPU_CFLAGS="-m64"
1210            LDFLAGS="-m64 $LDFLAGS"
1211            ;;
1212     i386)
1213            CPU_CFLAGS="-m32"
1214            LDFLAGS="-m32 $LDFLAGS"
1215            cc_i386='$(CC) -m32'
1216            ;;
1217     x86_64)
1218            CPU_CFLAGS="-m64"
1219            LDFLAGS="-m64 $LDFLAGS"
1220            cc_i386='$(CC) -m32'
1221            ;;
1222     x32)
1223            CPU_CFLAGS="-mx32"
1224            LDFLAGS="-mx32 $LDFLAGS"
1225            cc_i386='$(CC) -m32'
1226            ;;
1227     # No special flags required for other host CPUs
1228 esac
1229
1230 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1231 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1232
1233 default_target_list=""
1234
1235 mak_wilds=""
1236
1237 if [ "$softmmu" = "yes" ]; then
1238     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1239 fi
1240 if [ "$linux_user" = "yes" ]; then
1241     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1242 fi
1243 if [ "$bsd_user" = "yes" ]; then
1244     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1245 fi
1246
1247 for config in $mak_wilds; do
1248     default_target_list="${default_target_list} $(basename "$config" .mak)"
1249 done
1250
1251 if test x"$show_help" = x"yes" ; then
1252 cat << EOF
1253
1254 Usage: configure [options]
1255 Options: [defaults in brackets after descriptions]
1256
1257 Standard options:
1258   --help                   print this message
1259   --prefix=PREFIX          install in PREFIX [$prefix]
1260   --interp-prefix=PREFIX   where to find shared libraries, etc.
1261                            use %M for cpu name [$interp_prefix]
1262   --target-list=LIST       set target list (default: build everything)
1263 $(echo Available targets: $default_target_list | \
1264   fold -s -w 53 | sed -e 's/^/                           /')
1265
1266 Advanced options (experts only):
1267   --source-path=PATH       path of source code [$source_path]
1268   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1269   --cc=CC                  use C compiler CC [$cc]
1270   --iasl=IASL              use ACPI compiler IASL [$iasl]
1271   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1272                            build time
1273   --cxx=CXX                use C++ compiler CXX [$cxx]
1274   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1275   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1276   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1277   --make=MAKE              use specified make [$make]
1278   --install=INSTALL        use specified install [$install]
1279   --python=PYTHON          use specified python [$python]
1280   --smbd=SMBD              use specified smbd [$smbd]
1281   --static                 enable static build [$static]
1282   --mandir=PATH            install man pages in PATH
1283   --datadir=PATH           install firmware in PATH$confsuffix
1284   --docdir=PATH            install documentation in PATH$confsuffix
1285   --bindir=PATH            install binaries in PATH
1286   --libdir=PATH            install libraries in PATH
1287   --sysconfdir=PATH        install config in PATH$confsuffix
1288   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1289   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1290   --enable-modules         enable modules support
1291   --enable-debug-tcg       enable TCG debugging
1292   --disable-debug-tcg      disable TCG debugging (default)
1293   --enable-debug-info      enable debugging information (default)
1294   --disable-debug-info     disable debugging information
1295   --enable-debug           enable common debug build options
1296   --enable-sparse          enable sparse checker
1297   --disable-sparse         disable sparse checker (default)
1298   --disable-strip          disable stripping binaries
1299   --disable-werror         disable compilation abort on warning
1300   --disable-stack-protector disable compiler-provided stack protection
1301   --disable-sdl            disable SDL
1302   --enable-sdl             enable SDL
1303   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1304   --disable-gtk            disable gtk UI
1305   --enable-gtk             enable gtk UI
1306   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1307   --disable-virtfs         disable VirtFS
1308   --enable-virtfs          enable VirtFS
1309   --disable-vnc            disable VNC
1310   --enable-vnc             enable VNC
1311   --disable-cocoa          disable Cocoa (Mac OS X only)
1312   --enable-cocoa           enable Cocoa (default on Mac OS X)
1313   --audio-drv-list=LIST    set audio drivers list:
1314                            Available drivers: $audio_possible_drivers
1315   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1316   --block-drv-rw-whitelist=L
1317                            set block driver read-write whitelist
1318                            (affects only QEMU, not qemu-img)
1319   --block-drv-ro-whitelist=L
1320                            set block driver read-only whitelist
1321                            (affects only QEMU, not qemu-img)
1322   --disable-xen            disable xen backend driver support
1323   --enable-xen             enable xen backend driver support
1324   --disable-xen-pci-passthrough
1325   --enable-xen-pci-passthrough
1326   --disable-brlapi         disable BrlAPI
1327   --enable-brlapi          enable BrlAPI
1328   --disable-vnc-tls        disable TLS encryption for VNC server
1329   --enable-vnc-tls         enable TLS encryption for VNC server
1330   --disable-vnc-sasl       disable SASL encryption for VNC server
1331   --enable-vnc-sasl        enable SASL encryption for VNC server
1332   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1333   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1334   --disable-vnc-png        disable PNG compression for VNC server (default)
1335   --enable-vnc-png         enable PNG compression for VNC server
1336   --disable-vnc-ws         disable Websockets support for VNC server
1337   --enable-vnc-ws          enable Websockets support for VNC server
1338   --disable-curses         disable curses output
1339   --enable-curses          enable curses output
1340   --disable-curl           disable curl connectivity
1341   --enable-curl            enable curl connectivity
1342   --disable-fdt            disable fdt device tree
1343   --enable-fdt             enable fdt device tree
1344   --disable-bluez          disable bluez stack connectivity
1345   --enable-bluez           enable bluez stack connectivity
1346   --disable-slirp          disable SLIRP userspace network connectivity
1347   --disable-kvm            disable KVM acceleration support
1348   --enable-kvm             enable KVM acceleration support
1349   --disable-rdma           disable RDMA-based migration support
1350   --enable-rdma            enable RDMA-based migration support
1351   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1352   --enable-system          enable all system emulation targets
1353   --disable-system         disable all system emulation targets
1354   --enable-user            enable supported user emulation targets
1355   --disable-user           disable all user emulation targets
1356   --enable-linux-user      enable all linux usermode emulation targets
1357   --disable-linux-user     disable all linux usermode emulation targets
1358   --enable-bsd-user        enable all BSD usermode emulation targets
1359   --disable-bsd-user       disable all BSD usermode emulation targets
1360   --enable-guest-base      enable GUEST_BASE support for usermode
1361                            emulation targets
1362   --disable-guest-base     disable GUEST_BASE support
1363   --enable-pie             build Position Independent Executables
1364   --disable-pie            do not build Position Independent Executables
1365   --fmod-lib               path to FMOD library
1366   --fmod-inc               path to FMOD includes
1367   --oss-lib                path to OSS library
1368   --cpu=CPU                Build for host CPU [$cpu]
1369   --disable-uuid           disable uuid support
1370   --enable-uuid            enable uuid support
1371   --disable-vde            disable support for vde network
1372   --enable-vde             enable support for vde network
1373   --disable-netmap         disable support for netmap network
1374   --enable-netmap          enable support for netmap network
1375   --disable-linux-aio      disable Linux AIO support
1376   --enable-linux-aio       enable Linux AIO support
1377   --disable-cap-ng         disable libcap-ng support
1378   --enable-cap-ng          enable libcap-ng support
1379   --disable-attr           disable attr and xattr support
1380   --enable-attr            enable attr and xattr support
1381   --disable-blobs          disable installing provided firmware blobs
1382   --enable-docs            enable documentation build
1383   --disable-docs           disable documentation build
1384   --disable-vhost-net      disable vhost-net acceleration support
1385   --enable-vhost-net       enable vhost-net acceleration support
1386   --enable-trace-backends=B Set trace backend
1387                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1388   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1389                            Default:trace-<pid>
1390   --disable-spice          disable spice
1391   --enable-spice           enable spice
1392   --enable-rbd             enable building the rados block device (rbd)
1393   --disable-libiscsi       disable iscsi support
1394   --enable-libiscsi        enable iscsi support
1395   --disable-libnfs         disable nfs support
1396   --enable-libnfs          enable nfs support
1397   --disable-smartcard-nss  disable smartcard nss support
1398   --enable-smartcard-nss   enable smartcard nss support
1399   --disable-libusb         disable libusb (for usb passthrough)
1400   --enable-libusb          enable libusb (for usb passthrough)
1401   --disable-usb-redir      disable usb network redirection support
1402   --enable-usb-redir       enable usb network redirection support
1403   --enable-lzo             enable the support of lzo compression library
1404   --enable-snappy          enable the support of snappy compression library
1405   --disable-guest-agent    disable building of the QEMU Guest Agent
1406   --enable-guest-agent     enable building of the QEMU Guest Agent
1407   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1408   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1409   --disable-seccomp        disable seccomp support
1410   --enable-seccomp         enable seccomp support
1411   --with-coroutine=BACKEND coroutine backend. Supported options:
1412                            gthread, ucontext, sigaltstack, windows
1413   --disable-coroutine-pool disable coroutine freelist (worse performance)
1414   --enable-coroutine-pool  enable coroutine freelist (better performance)
1415   --enable-glusterfs       enable GlusterFS backend
1416   --disable-glusterfs      disable GlusterFS backend
1417   --enable-archipelago     enable Archipelago backend
1418   --disable-archipelago    disable Archipelago backend
1419   --enable-gcov            enable test coverage analysis with gcov
1420   --gcov=GCOV              use specified gcov [$gcov_tool]
1421   --disable-tpm            disable TPM support
1422   --enable-tpm             enable TPM support
1423   --disable-libssh2        disable ssh block device support
1424   --enable-libssh2         enable ssh block device support
1425   --disable-vhdx           disable support for the Microsoft VHDX image format
1426   --enable-vhdx            enable support for the Microsoft VHDX image format
1427   --disable-quorum         disable quorum block filter support
1428   --enable-quorum          enable quorum block filter support
1429   --disable-numa           disable libnuma support
1430   --enable-numa            enable libnuma support
1431
1432 NOTE: The object files are built at the place where configure is launched
1433 EOF
1434 exit 0
1435 fi
1436
1437 # Now we have handled --enable-tcg-interpreter and know we're not just
1438 # printing the help message, bail out if the host CPU isn't supported.
1439 if test "$ARCH" = "unknown"; then
1440     if test "$tcg_interpreter" = "yes" ; then
1441         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1442         ARCH=tci
1443     else
1444         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1445     fi
1446 fi
1447
1448 # Consult white-list to determine whether to enable werror
1449 # by default.  Only enable by default for git builds
1450 z_version=`cut -f3 -d. $source_path/VERSION`
1451
1452 if test -z "$werror" ; then
1453     if test -d "$source_path/.git" -a \
1454         "$linux" = "yes" ; then
1455         werror="yes"
1456     else
1457         werror="no"
1458     fi
1459 fi
1460
1461 # check that the C compiler works.
1462 cat > $TMPC <<EOF
1463 int main(void) { return 0; }
1464 EOF
1465
1466 if compile_object ; then
1467   : C compiler works ok
1468 else
1469     error_exit "\"$cc\" either does not exist or does not work"
1470 fi
1471
1472 # Check that the C++ compiler exists and works with the C compiler
1473 if has $cxx; then
1474     cat > $TMPC <<EOF
1475 int c_function(void);
1476 int main(void) { return c_function(); }
1477 EOF
1478
1479     compile_object
1480
1481     cat > $TMPCXX <<EOF
1482 extern "C" {
1483    int c_function(void);
1484 }
1485 int c_function(void) { return 42; }
1486 EOF
1487
1488     update_cxxflags
1489
1490     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1491         # C++ compiler $cxx works ok with C compiler $cc
1492         :
1493     else
1494         echo "C++ compiler $cxx does not work with C compiler $cc"
1495         echo "Disabling C++ specific optional code"
1496         cxx=
1497     fi
1498 else
1499     echo "No C++ compiler available; disabling C++ specific optional code"
1500     cxx=
1501 fi
1502
1503 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1504 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1505 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1506 gcc_flags="-Wunused-but-set-variable $gcc_flags"
1507 gcc_flags="-Wendif-labels $gcc_flags"
1508 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1509 gcc_flags="-Wno-string-plus-int $gcc_flags"
1510 # Note that we do not add -Werror to gcc_flags here, because that would
1511 # enable it for all configure tests. If a configure test failed due
1512 # to -Werror this would just silently disable some features,
1513 # so it's too error prone.
1514 cat > $TMPC << EOF
1515 int main(void) { return 0; }
1516 EOF
1517 for flag in $gcc_flags; do
1518     # Use the positive sense of the flag when testing for -Wno-wombat
1519     # support (gcc will happily accept the -Wno- form of unknown
1520     # warning options).
1521     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1522     if compile_prog "-Werror $optflag" "" ; then
1523         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1524     fi
1525 done
1526
1527 if test "$mingw32" = "yes"; then
1528   stack_protector="no"
1529 fi
1530 if test "$stack_protector" != "no"; then
1531   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1532   sp_on=0
1533   for flag in $gcc_flags; do
1534     # We need to check both a compile and a link, since some compiler
1535     # setups fail only on a .c->.o compile and some only at link time
1536     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1537        compile_prog "-Werror $flag" ""; then
1538       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1539       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1540       sp_on=1
1541       break
1542     fi
1543   done
1544   if test "$stack_protector" = yes; then
1545     if test $sp_on = 0; then
1546       error_exit "Stack protector not supported"
1547     fi
1548   fi
1549 fi
1550
1551 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1552 # large functions that use global variables.  The bug is in all releases of
1553 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1554 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1555 cat > $TMPC << EOF
1556 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1557 int main(void) { return 0; }
1558 #else
1559 #error No bug in this compiler.
1560 #endif
1561 EOF
1562 if compile_prog "-Werror -fno-gcse" "" ; then
1563   TRANSLATE_OPT_CFLAGS=-fno-gcse
1564 fi
1565
1566 if test "$static" = "yes" ; then
1567   if test "$modules" = "yes" ; then
1568     error_exit "static and modules are mutually incompatible"
1569   fi
1570   if test "$pie" = "yes" ; then
1571     error_exit "static and pie are mutually incompatible"
1572   else
1573     pie="no"
1574   fi
1575 fi
1576
1577 if test "$pie" = ""; then
1578   case "$cpu-$targetos" in
1579     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1580       ;;
1581     *)
1582       pie="no"
1583       ;;
1584   esac
1585 fi
1586
1587 if test "$pie" != "no" ; then
1588   cat > $TMPC << EOF
1589
1590 #ifdef __linux__
1591 #  define THREAD __thread
1592 #else
1593 #  define THREAD
1594 #endif
1595
1596 static THREAD int tls_var;
1597
1598 int main(void) { return tls_var; }
1599
1600 EOF
1601   if compile_prog "-fPIE -DPIE" "-pie"; then
1602     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1603     LDFLAGS="-pie $LDFLAGS"
1604     pie="yes"
1605     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1606       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1607     fi
1608   else
1609     if test "$pie" = "yes"; then
1610       error_exit "PIE not available due to missing toolchain support"
1611     else
1612       echo "Disabling PIE due to missing toolchain support"
1613       pie="no"
1614     fi
1615   fi
1616
1617   if compile_prog "-fno-pie" "-nopie"; then
1618     CFLAGS_NOPIE="-fno-pie"
1619     LDFLAGS_NOPIE="-nopie"
1620   fi
1621 fi
1622
1623 # check for broken gcc and libtool in RHEL5
1624 if test -n "$libtool" -a "$pie" != "no" ; then
1625   cat > $TMPC <<EOF
1626
1627 void *f(unsigned char *buf, int len);
1628 void *g(unsigned char *buf, int len);
1629
1630 void *
1631 f(unsigned char *buf, int len)
1632 {
1633     return (void*)0L;
1634 }
1635
1636 void *
1637 g(unsigned char *buf, int len)
1638 {
1639     return f(buf, len);
1640 }
1641
1642 EOF
1643   if ! libtool_prog; then
1644     echo "Disabling libtool due to broken toolchain support"
1645     libtool=
1646   fi
1647 fi
1648
1649 ##########################################
1650 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1651 # use i686 as default anyway, but for those that don't, an explicit
1652 # specification is necessary
1653
1654 if test "$cpu" = "i386"; then
1655   cat > $TMPC << EOF
1656 static int sfaa(int *ptr)
1657 {
1658   return __sync_fetch_and_and(ptr, 0);
1659 }
1660
1661 int main(void)
1662 {
1663   int val = 42;
1664   val = __sync_val_compare_and_swap(&val, 0, 1);
1665   sfaa(&val);
1666   return val;
1667 }
1668 EOF
1669   if ! compile_prog "" "" ; then
1670     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1671   fi
1672 fi
1673
1674 #########################################
1675 # Solaris specific configure tool chain decisions
1676
1677 if test "$solaris" = "yes" ; then
1678   if has $install; then
1679     :
1680   else
1681     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1682         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1683         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1684   fi
1685   if test "`path_of $install`" = "/usr/sbin/install" ; then
1686     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1687         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1688         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1689   fi
1690   if has ar; then
1691     :
1692   else
1693     if test -f /usr/ccs/bin/ar ; then
1694       error_exit "No path includes ar" \
1695           "Add /usr/ccs/bin to your path and rerun configure"
1696     fi
1697     error_exit "No path includes ar"
1698   fi
1699 fi
1700
1701 if test -z "${target_list+xxx}" ; then
1702     target_list="$default_target_list"
1703 else
1704     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1705 fi
1706
1707 # Check that we recognised the target name; this allows a more
1708 # friendly error message than if we let it fall through.
1709 for target in $target_list; do
1710     case " $default_target_list " in
1711         *" $target "*)
1712             ;;
1713         *)
1714             error_exit "Unknown target name '$target'"
1715             ;;
1716     esac
1717 done
1718
1719 # see if system emulation was really requested
1720 case " $target_list " in
1721   *"-softmmu "*) softmmu=yes
1722   ;;
1723   *) softmmu=no
1724   ;;
1725 esac
1726
1727 feature_not_found() {
1728   feature=$1
1729   remedy=$2
1730
1731   error_exit "User requested feature $feature" \
1732       "configure was not able to find it." \
1733       "$remedy"
1734 }
1735
1736 # ---
1737 # big/little endian test
1738 cat > $TMPC << EOF
1739 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1740 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1741 extern int foo(short *, short *);
1742 int main(int argc, char *argv[]) {
1743     return foo(big_endian, little_endian);
1744 }
1745 EOF
1746
1747 if compile_object ; then
1748     if grep -q BiGeNdIaN $TMPO ; then
1749         bigendian="yes"
1750     elif grep -q LiTtLeEnDiAn $TMPO ; then
1751         bigendian="no"
1752     else
1753         echo big/little test failed
1754     fi
1755 else
1756     echo big/little test failed
1757 fi
1758
1759 ##########################################
1760 # L2TPV3 probe
1761
1762 cat > $TMPC <<EOF
1763 #include <sys/socket.h>
1764 #include <linux/ip.h>
1765 int main(void) { return sizeof(struct mmsghdr); }
1766 EOF
1767 if compile_prog "" "" ; then
1768   l2tpv3=yes
1769 else
1770   l2tpv3=no
1771 fi
1772
1773 ##########################################
1774 # pkg-config probe
1775
1776 if ! has "$pkg_config_exe"; then
1777   error_exit "pkg-config binary '$pkg_config_exe' not found"
1778 fi
1779
1780 ##########################################
1781 # NPTL probe
1782
1783 if test "$linux_user" = "yes"; then
1784   cat > $TMPC <<EOF
1785 #include <sched.h>
1786 #include <linux/futex.h>
1787 int main(void) {
1788 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1789 #error bork
1790 #endif
1791   return 0;
1792 }
1793 EOF
1794   if ! compile_object ; then
1795     feature_not_found "nptl" "Install glibc and linux kernel headers."
1796   fi
1797 fi
1798
1799 ##########################################
1800 # zlib check
1801
1802 if test "$zlib" != "no" ; then
1803     cat > $TMPC << EOF
1804 #include <zlib.h>
1805 int main(void) { zlibVersion(); return 0; }
1806 EOF
1807     if compile_prog "" "-lz" ; then
1808         :
1809     else
1810         error_exit "zlib check failed" \
1811             "Make sure to have the zlib libs and headers installed."
1812     fi
1813 fi
1814 LIBS="$LIBS -lz"
1815
1816 ##########################################
1817 # lzo check
1818
1819 if test "$lzo" != "no" ; then
1820     cat > $TMPC << EOF
1821 #include <lzo/lzo1x.h>
1822 int main(void) { lzo_version(); return 0; }
1823 EOF
1824     if compile_prog "" "-llzo2" ; then
1825         libs_softmmu="$libs_softmmu -llzo2"
1826         lzo="yes"
1827     else
1828         if test "$lzo" = "yes"; then
1829             feature_not_found "liblzo2" "Install liblzo2 devel"
1830         fi
1831         lzo="no"
1832     fi
1833 fi
1834
1835 ##########################################
1836 # snappy check
1837
1838 if test "$snappy" != "no" ; then
1839     cat > $TMPC << EOF
1840 #include <snappy-c.h>
1841 int main(void) { snappy_max_compressed_length(4096); return 0; }
1842 EOF
1843     if compile_prog "" "-lsnappy" ; then
1844         libs_softmmu="$libs_softmmu -lsnappy"
1845         snappy="yes"
1846     else
1847         if test "$snappy" = "yes"; then
1848             feature_not_found "libsnappy" "Install libsnappy devel"
1849         fi
1850         snappy="no"
1851     fi
1852 fi
1853
1854 ##########################################
1855 # libseccomp check
1856
1857 if test "$seccomp" != "no" ; then
1858     if test "$cpu" = "i386" || test "$cpu" = "x86_64" &&
1859         $pkg_config --atleast-version=2.1.1 libseccomp; then
1860         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1861         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1862         seccomp="yes"
1863     else
1864         if test "$seccomp" = "yes"; then
1865             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.0"
1866         fi
1867         seccomp="no"
1868     fi
1869 fi
1870 ##########################################
1871 # xen probe
1872
1873 if test "$xen" != "no" ; then
1874   xen_libs="-lxenstore -lxenctrl -lxenguest"
1875
1876   # First we test whether Xen headers and libraries are available.
1877   # If no, we are done and there is no Xen support.
1878   # If yes, more tests are run to detect the Xen version.
1879
1880   # Xen (any)
1881   cat > $TMPC <<EOF
1882 #include <xenctrl.h>
1883 int main(void) {
1884   return 0;
1885 }
1886 EOF
1887   if ! compile_prog "" "$xen_libs" ; then
1888     # Xen not found
1889     if test "$xen" = "yes" ; then
1890       feature_not_found "xen" "Install xen devel"
1891     fi
1892     xen=no
1893
1894   # Xen unstable
1895   elif
1896       cat > $TMPC <<EOF &&
1897 #include <xenctrl.h>
1898 #include <xenstore.h>
1899 #include <stdint.h>
1900 #include <xen/hvm/hvm_info_table.h>
1901 #if !defined(HVM_MAX_VCPUS)
1902 # error HVM_MAX_VCPUS not defined
1903 #endif
1904 int main(void) {
1905   xc_interface *xc;
1906   xs_daemon_open();
1907   xc = xc_interface_open(0, 0, 0);
1908   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1909   xc_gnttab_open(NULL, 0);
1910   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1911   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1912   return 0;
1913 }
1914 EOF
1915       compile_prog "" "$xen_libs"
1916     then
1917     xen_ctrl_version=420
1918     xen=yes
1919
1920   elif
1921       cat > $TMPC <<EOF &&
1922 #include <xenctrl.h>
1923 #include <xs.h>
1924 #include <stdint.h>
1925 #include <xen/hvm/hvm_info_table.h>
1926 #if !defined(HVM_MAX_VCPUS)
1927 # error HVM_MAX_VCPUS not defined
1928 #endif
1929 int main(void) {
1930   xs_daemon_open();
1931   xc_interface_open(0, 0, 0);
1932   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1933   xc_gnttab_open(NULL, 0);
1934   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1935   return 0;
1936 }
1937 EOF
1938       compile_prog "" "$xen_libs"
1939     then
1940     xen_ctrl_version=410
1941     xen=yes
1942
1943   # Xen 4.0.0
1944   elif
1945       cat > $TMPC <<EOF &&
1946 #include <xenctrl.h>
1947 #include <xs.h>
1948 #include <stdint.h>
1949 #include <xen/hvm/hvm_info_table.h>
1950 #if !defined(HVM_MAX_VCPUS)
1951 # error HVM_MAX_VCPUS not defined
1952 #endif
1953 int main(void) {
1954   struct xen_add_to_physmap xatp = {
1955     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1956   };
1957   xs_daemon_open();
1958   xc_interface_open();
1959   xc_gnttab_open();
1960   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1961   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1962   return 0;
1963 }
1964 EOF
1965       compile_prog "" "$xen_libs"
1966     then
1967     xen_ctrl_version=400
1968     xen=yes
1969
1970   # Xen 3.4.0
1971   elif
1972       cat > $TMPC <<EOF &&
1973 #include <xenctrl.h>
1974 #include <xs.h>
1975 int main(void) {
1976   struct xen_add_to_physmap xatp = {
1977     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1978   };
1979   xs_daemon_open();
1980   xc_interface_open();
1981   xc_gnttab_open();
1982   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1983   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1984   return 0;
1985 }
1986 EOF
1987       compile_prog "" "$xen_libs"
1988     then
1989     xen_ctrl_version=340
1990     xen=yes
1991
1992   # Xen 3.3.0
1993   elif
1994       cat > $TMPC <<EOF &&
1995 #include <xenctrl.h>
1996 #include <xs.h>
1997 int main(void) {
1998   xs_daemon_open();
1999   xc_interface_open();
2000   xc_gnttab_open();
2001   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2002   return 0;
2003 }
2004 EOF
2005       compile_prog "" "$xen_libs"
2006     then
2007     xen_ctrl_version=330
2008     xen=yes
2009
2010   # Xen version unsupported
2011   else
2012     if test "$xen" = "yes" ; then
2013       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
2014     fi
2015     xen=no
2016   fi
2017
2018   if test "$xen" = yes; then
2019     libs_softmmu="$xen_libs $libs_softmmu"
2020   fi
2021 fi
2022
2023 if test "$xen_pci_passthrough" != "no"; then
2024   if test "$xen" = "yes" && test "$linux" = "yes" &&
2025     test "$xen_ctrl_version" -ge 340; then
2026     xen_pci_passthrough=yes
2027   else
2028     if test "$xen_pci_passthrough" = "yes"; then
2029       if test "$xen_ctrl_version" -lt 340; then
2030         error_exit "User requested feature Xen PCI Passthrough" \
2031             "This feature does not work with Xen 3.3"
2032       fi
2033       error_exit "User requested feature Xen PCI Passthrough" \
2034           " but this feature requires /sys from Linux"
2035     fi
2036     xen_pci_passthrough=no
2037   fi
2038 fi
2039
2040 ##########################################
2041 # libtool probe
2042
2043 if ! has $libtool; then
2044     libtool=
2045 fi
2046
2047 # MacOSX ships with a libtool which isn't the GNU one; weed this
2048 # out by checking whether libtool supports the --version switch
2049 if test -n "$libtool"; then
2050   if ! "$libtool" --version >/dev/null 2>&1; then
2051     libtool=
2052   fi
2053 fi
2054
2055 ##########################################
2056 # Sparse probe
2057 if test "$sparse" != "no" ; then
2058   if has cgcc; then
2059     sparse=yes
2060   else
2061     if test "$sparse" = "yes" ; then
2062       feature_not_found "sparse" "Install sparse binary"
2063     fi
2064     sparse=no
2065   fi
2066 fi
2067
2068 ##########################################
2069 # GTK probe
2070
2071 if test "$gtkabi" = ""; then
2072     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2073     # Use 3.0 as a fallback if that is available.
2074     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2075         gtkabi=2.0
2076     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2077         gtkabi=3.0
2078     else
2079         gtkabi=2.0
2080     fi
2081 fi
2082
2083 if test "$gtk" != "no"; then
2084     gtkpackage="gtk+-$gtkabi"
2085     gtkx11package="gtk+-x11-$gtkabi"
2086     if test "$gtkabi" = "3.0" ; then
2087       gtkversion="3.0.0"
2088     else
2089       gtkversion="2.18.0"
2090     fi
2091     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2092         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2093         gtk_libs=`$pkg_config --libs $gtkpackage`
2094         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2095             gtk_libs="$gtk_libs -lX11"
2096         fi
2097         libs_softmmu="$gtk_libs $libs_softmmu"
2098         gtk="yes"
2099     elif test "$gtk" = "yes"; then
2100         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2101     else
2102         gtk="no"
2103     fi
2104 fi
2105
2106 ##########################################
2107 # VTE probe
2108
2109 if test "$vte" != "no"; then
2110     if test "$gtkabi" = "3.0"; then
2111       vtepackage="vte-2.90"
2112       vteversion="0.32.0"
2113     else
2114       vtepackage="vte"
2115       vteversion="0.24.0"
2116     fi
2117     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2118         vte_cflags=`$pkg_config --cflags $vtepackage`
2119         vte_libs=`$pkg_config --libs $vtepackage`
2120         libs_softmmu="$vte_libs $libs_softmmu"
2121         vte="yes"
2122     elif test "$vte" = "yes"; then
2123         if test "$gtkabi" = "3.0"; then
2124             feature_not_found "vte" "Install libvte-2.90 devel"
2125         else
2126             feature_not_found "vte" "Install libvte devel"
2127         fi
2128     else
2129         vte="no"
2130     fi
2131 fi
2132
2133 ##########################################
2134 # SDL probe
2135
2136 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2137 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2138
2139 if test $sdlabi = "2.0"; then
2140     sdl_config=$sdl2_config
2141     sdlname=sdl2
2142     sdlconfigname=sdl2_config
2143 else
2144     sdlname=sdl
2145     sdlconfigname=sdl_config
2146 fi
2147
2148 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2149   sdl_config=$sdlconfigname
2150 fi
2151
2152 if $pkg_config $sdlname --exists; then
2153   sdlconfig="$pkg_config $sdlname"
2154   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2155 elif has ${sdl_config}; then
2156   sdlconfig="$sdl_config"
2157   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2158 else
2159   if test "$sdl" = "yes" ; then
2160     feature_not_found "sdl" "Install SDL devel"
2161   fi
2162   sdl=no
2163 fi
2164 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2165   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2166 fi
2167
2168 sdl_too_old=no
2169 if test "$sdl" != "no" ; then
2170   cat > $TMPC << EOF
2171 #include <SDL.h>
2172 #undef main /* We don't want SDL to override our main() */
2173 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2174 EOF
2175   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2176   if test "$static" = "yes" ; then
2177     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2178   else
2179     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2180   fi
2181   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2182     if test "$_sdlversion" -lt 121 ; then
2183       sdl_too_old=yes
2184     else
2185       if test "$cocoa" = "no" ; then
2186         sdl=yes
2187       fi
2188     fi
2189
2190     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2191     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2192       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2193          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2194          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2195       fi
2196       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2197         :
2198       else
2199         sdl=no
2200       fi
2201     fi # static link
2202   else # sdl not found
2203     if test "$sdl" = "yes" ; then
2204       feature_not_found "sdl" "Install SDL devel"
2205     fi
2206     sdl=no
2207   fi # sdl compile test
2208 fi
2209
2210 if test "$sdl" = "yes" ; then
2211   cat > $TMPC <<EOF
2212 #include <SDL.h>
2213 #if defined(SDL_VIDEO_DRIVER_X11)
2214 #include <X11/XKBlib.h>
2215 #else
2216 #error No x11 support
2217 #endif
2218 int main(void) { return 0; }
2219 EOF
2220   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2221     sdl_libs="$sdl_libs -lX11"
2222   fi
2223   libs_softmmu="$sdl_libs $libs_softmmu"
2224 fi
2225
2226 ##########################################
2227 # RDMA needs OpenFabrics libraries
2228 if test "$rdma" != "no" ; then
2229   cat > $TMPC <<EOF
2230 #include <rdma/rdma_cma.h>
2231 int main(void) { return 0; }
2232 EOF
2233   rdma_libs="-lrdmacm -libverbs"
2234   if compile_prog "" "$rdma_libs" ; then
2235     rdma="yes"
2236     libs_softmmu="$libs_softmmu $rdma_libs"
2237   else
2238     if test "$rdma" = "yes" ; then
2239         error_exit \
2240             " OpenFabrics librdmacm/libibverbs not present." \
2241             " Your options:" \
2242             "  (1) Fast: Install infiniband packages from your distro." \
2243             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2244             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2245     fi
2246     rdma="no"
2247   fi
2248 fi
2249
2250 ##########################################
2251 # VNC TLS/WS detection
2252 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2253   cat > $TMPC <<EOF
2254 #include <gnutls/gnutls.h>
2255 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2256 EOF
2257   if $pkg_config --exists gnutls; then
2258     vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2259     vnc_tls_libs=`$pkg_config --libs gnutls 2>/dev/null`
2260   else
2261     vnc_tls_cflags=
2262     vnc_tls_libs=-lgnutls
2263   fi
2264   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2265     if test "$vnc_tls" != "no" ; then
2266       vnc_tls=yes
2267     fi
2268     if test "$vnc_ws" != "no" ; then
2269       vnc_ws=yes
2270     fi
2271     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2272     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2273   else
2274     if test "$vnc_tls" = "yes" ; then
2275       feature_not_found "vnc-tls" "Install gnutls devel"
2276     fi
2277     if test "$vnc_ws" = "yes" ; then
2278       feature_not_found "vnc-ws" "Install gnutls devel"
2279     fi
2280     vnc_tls=no
2281     vnc_ws=no
2282   fi
2283 fi
2284
2285 ##########################################
2286 # Quorum probe (check for gnutls)
2287 if test "$quorum" != "no" ; then
2288 cat > $TMPC <<EOF
2289 #include <gnutls/gnutls.h>
2290 #include <gnutls/crypto.h>
2291 int main(void) {char data[4096], digest[32];
2292 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2293 return 0;
2294 }
2295 EOF
2296 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2297 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2298 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2299   qcow_tls=yes
2300   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2301   libs_tools="$quorum_tls_libs $libs_softmmu"
2302   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2303   quorum="yes"
2304 else
2305   if test "$quorum" = "yes"; then
2306     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2307   fi
2308   quorum="no"
2309 fi
2310 fi
2311
2312 ##########################################
2313 # VNC SASL detection
2314 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2315   cat > $TMPC <<EOF
2316 #include <sasl/sasl.h>
2317 #include <stdio.h>
2318 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2319 EOF
2320   # Assuming Cyrus-SASL installed in /usr prefix
2321   vnc_sasl_cflags=""
2322   vnc_sasl_libs="-lsasl2"
2323   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2324     vnc_sasl=yes
2325     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2326     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2327   else
2328     if test "$vnc_sasl" = "yes" ; then
2329       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2330     fi
2331     vnc_sasl=no
2332   fi
2333 fi
2334
2335 ##########################################
2336 # VNC JPEG detection
2337 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2338 cat > $TMPC <<EOF
2339 #include <stdio.h>
2340 #include <jpeglib.h>
2341 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2342 EOF
2343     vnc_jpeg_cflags=""
2344     vnc_jpeg_libs="-ljpeg"
2345   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2346     vnc_jpeg=yes
2347     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2348     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2349   else
2350     if test "$vnc_jpeg" = "yes" ; then
2351       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2352     fi
2353     vnc_jpeg=no
2354   fi
2355 fi
2356
2357 ##########################################
2358 # VNC PNG detection
2359 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2360 cat > $TMPC <<EOF
2361 //#include <stdio.h>
2362 #include <png.h>
2363 #include <stddef.h>
2364 int main(void) {
2365     png_structp png_ptr;
2366     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2367     return png_ptr != 0;
2368 }
2369 EOF
2370   if $pkg_config libpng --exists; then
2371     vnc_png_cflags=`$pkg_config libpng --cflags`
2372     vnc_png_libs=`$pkg_config libpng --libs`
2373   else
2374     vnc_png_cflags=""
2375     vnc_png_libs="-lpng"
2376   fi
2377   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2378     vnc_png=yes
2379     libs_softmmu="$vnc_png_libs $libs_softmmu"
2380     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2381   else
2382     if test "$vnc_png" = "yes" ; then
2383       feature_not_found "vnc-png" "Install libpng devel"
2384     fi
2385     vnc_png=no
2386   fi
2387 fi
2388
2389 ##########################################
2390 # fnmatch() probe, used for ACL routines
2391 fnmatch="no"
2392 cat > $TMPC << EOF
2393 #include <fnmatch.h>
2394 int main(void)
2395 {
2396     fnmatch("foo", "foo", 0);
2397     return 0;
2398 }
2399 EOF
2400 if compile_prog "" "" ; then
2401    fnmatch="yes"
2402 fi
2403
2404 ##########################################
2405 # uuid_generate() probe, used for vdi block driver
2406 # Note that on some systems (notably MacOSX) no extra library
2407 # need be linked to get the uuid functions.
2408 if test "$uuid" != "no" ; then
2409   uuid_libs="-luuid"
2410   cat > $TMPC << EOF
2411 #include <uuid/uuid.h>
2412 int main(void)
2413 {
2414     uuid_t my_uuid;
2415     uuid_generate(my_uuid);
2416     return 0;
2417 }
2418 EOF
2419   if compile_prog "" "" ; then
2420     uuid="yes"
2421   elif compile_prog "" "$uuid_libs" ; then
2422     uuid="yes"
2423     libs_softmmu="$uuid_libs $libs_softmmu"
2424     libs_tools="$uuid_libs $libs_tools"
2425   else
2426     if test "$uuid" = "yes" ; then
2427       feature_not_found "uuid" "Install libuuid devel"
2428     fi
2429     uuid=no
2430   fi
2431 fi
2432
2433 if test "$vhdx" = "yes" ; then
2434     if test "$uuid" = "no" ; then
2435         error_exit "uuid required for VHDX support"
2436     fi
2437 elif test "$vhdx" != "no" ; then
2438     if test "$uuid" = "yes" ; then
2439         vhdx=yes
2440     else
2441         vhdx=no
2442     fi
2443 fi
2444
2445 ##########################################
2446 # xfsctl() probe, used for raw-posix
2447 if test "$xfs" != "no" ; then
2448   cat > $TMPC << EOF
2449 #include <stddef.h>  /* NULL */
2450 #include <xfs/xfs.h>
2451 int main(void)
2452 {
2453     xfsctl(NULL, 0, 0, NULL);
2454     return 0;
2455 }
2456 EOF
2457   if compile_prog "" "" ; then
2458     xfs="yes"
2459   else
2460     if test "$xfs" = "yes" ; then
2461       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2462     fi
2463     xfs=no
2464   fi
2465 fi
2466
2467 ##########################################
2468 # vde libraries probe
2469 if test "$vde" != "no" ; then
2470   vde_libs="-lvdeplug"
2471   cat > $TMPC << EOF
2472 #include <stddef.h>
2473 #include <libvdeplug.h>
2474 int main(void)
2475 {
2476     struct vde_open_args a = {0, 0, 0};
2477     char s[] = "";
2478     vde_open(s, s, &a);
2479     return 0;
2480 }
2481 EOF
2482   if compile_prog "" "$vde_libs" ; then
2483     vde=yes
2484     libs_softmmu="$vde_libs $libs_softmmu"
2485     libs_tools="$vde_libs $libs_tools"
2486   else
2487     if test "$vde" = "yes" ; then
2488       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2489     fi
2490     vde=no
2491   fi
2492 fi
2493
2494 ##########################################
2495 # netmap support probe
2496 # Apart from looking for netmap headers, we make sure that the host API version
2497 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2498 # a minor/major version number. Minor new features will be marked with values up
2499 # to 15, and if something happens that requires a change to the backend we will
2500 # move above 15, submit the backend fixes and modify this two bounds.
2501 if test "$netmap" != "no" ; then
2502   cat > $TMPC << EOF
2503 #include <inttypes.h>
2504 #include <net/if.h>
2505 #include <net/netmap.h>
2506 #include <net/netmap_user.h>
2507 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2508 #error
2509 #endif
2510 int main(void) { return 0; }
2511 EOF
2512   if compile_prog "" "" ; then
2513     netmap=yes
2514   else
2515     if test "$netmap" = "yes" ; then
2516       feature_not_found "netmap"
2517     fi
2518     netmap=no
2519   fi
2520 fi
2521
2522 ##########################################
2523 # libcap-ng library probe
2524 if test "$cap_ng" != "no" ; then
2525   cap_libs="-lcap-ng"
2526   cat > $TMPC << EOF
2527 #include <cap-ng.h>
2528 int main(void)
2529 {
2530     capng_capability_to_name(CAPNG_EFFECTIVE);
2531     return 0;
2532 }
2533 EOF
2534   if compile_prog "" "$cap_libs" ; then
2535     cap_ng=yes
2536     libs_tools="$cap_libs $libs_tools"
2537   else
2538     if test "$cap_ng" = "yes" ; then
2539       feature_not_found "cap_ng" "Install libcap-ng devel"
2540     fi
2541     cap_ng=no
2542   fi
2543 fi
2544
2545 ##########################################
2546 # Sound support libraries probe
2547
2548 audio_drv_probe()
2549 {
2550     drv=$1
2551     hdr=$2
2552     lib=$3
2553     exp=$4
2554     cfl=$5
2555         cat > $TMPC << EOF
2556 #include <$hdr>
2557 int main(void) { $exp }
2558 EOF
2559     if compile_prog "$cfl" "$lib" ; then
2560         :
2561     else
2562         error_exit "$drv check failed" \
2563             "Make sure to have the $drv libs and headers installed."
2564     fi
2565 }
2566
2567 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2568 for drv in $audio_drv_list; do
2569     case $drv in
2570     alsa)
2571     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2572         "return snd_pcm_close((snd_pcm_t *)0);"
2573     libs_softmmu="-lasound $libs_softmmu"
2574     ;;
2575
2576     fmod)
2577     if test -z $fmod_lib || test -z $fmod_inc; then
2578         error_exit "You must specify path to FMOD library and headers" \
2579             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2580     fi
2581     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2582     libs_softmmu="$fmod_lib $libs_softmmu"
2583     ;;
2584
2585     esd)
2586     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2587     libs_softmmu="-lesd $libs_softmmu"
2588     audio_pt_int="yes"
2589     ;;
2590
2591     pa)
2592     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2593         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2594     libs_softmmu="-lpulse $libs_softmmu"
2595     audio_pt_int="yes"
2596     ;;
2597
2598     coreaudio)
2599       libs_softmmu="-framework CoreAudio $libs_softmmu"
2600     ;;
2601
2602     dsound)
2603       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2604       audio_win_int="yes"
2605     ;;
2606
2607     oss)
2608       libs_softmmu="$oss_lib $libs_softmmu"
2609     ;;
2610
2611     sdl|wav)
2612     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2613     ;;
2614
2615     winwave)
2616       libs_softmmu="-lwinmm $libs_softmmu"
2617       audio_win_int="yes"
2618     ;;
2619
2620     *)
2621     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2622         error_exit "Unknown driver '$drv' selected" \
2623             "Possible drivers are: $audio_possible_drivers"
2624     }
2625     ;;
2626     esac
2627 done
2628
2629 ##########################################
2630 # BrlAPI probe
2631
2632 if test "$brlapi" != "no" ; then
2633   brlapi_libs="-lbrlapi"
2634   cat > $TMPC << EOF
2635 #include <brlapi.h>
2636 #include <stddef.h>
2637 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2638 EOF
2639   if compile_prog "" "$brlapi_libs" ; then
2640     brlapi=yes
2641     libs_softmmu="$brlapi_libs $libs_softmmu"
2642   else
2643     if test "$brlapi" = "yes" ; then
2644       feature_not_found "brlapi" "Install brlapi devel"
2645     fi
2646     brlapi=no
2647   fi
2648 fi
2649
2650 ##########################################
2651 # curses probe
2652 if test "$curses" != "no" ; then
2653   if test "$mingw32" = "yes" ; then
2654     curses_list="-lpdcurses"
2655   else
2656     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2657   fi
2658   curses_found=no
2659   cat > $TMPC << EOF
2660 #include <curses.h>
2661 int main(void) {
2662   const char *s = curses_version();
2663   resize_term(0, 0);
2664   return s != 0;
2665 }
2666 EOF
2667   IFS=:
2668   for curses_lib in $curses_list; do
2669     unset IFS
2670     if compile_prog "" "$curses_lib" ; then
2671       curses_found=yes
2672       libs_softmmu="$curses_lib $libs_softmmu"
2673       break
2674     fi
2675   done
2676   unset IFS
2677   if test "$curses_found" = "yes" ; then
2678     curses=yes
2679   else
2680     if test "$curses" = "yes" ; then
2681       feature_not_found "curses" "Install ncurses devel"
2682     fi
2683     curses=no
2684   fi
2685 fi
2686
2687 ##########################################
2688 # curl probe
2689 if test "$curl" != "no" ; then
2690   if $pkg_config libcurl --exists; then
2691     curlconfig="$pkg_config libcurl"
2692   else
2693     curlconfig=curl-config
2694   fi
2695   cat > $TMPC << EOF
2696 #include <curl/curl.h>
2697 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2698 EOF
2699   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2700   curl_libs=`$curlconfig --libs 2>/dev/null`
2701   if compile_prog "$curl_cflags" "$curl_libs" ; then
2702     curl=yes
2703   else
2704     if test "$curl" = "yes" ; then
2705       feature_not_found "curl" "Install libcurl devel"
2706     fi
2707     curl=no
2708   fi
2709 fi # test "$curl"
2710
2711 ##########################################
2712 # bluez support probe
2713 if test "$bluez" != "no" ; then
2714   cat > $TMPC << EOF
2715 #include <bluetooth/bluetooth.h>
2716 int main(void) { return bt_error(0); }
2717 EOF
2718   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2719   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2720   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2721     bluez=yes
2722     libs_softmmu="$bluez_libs $libs_softmmu"
2723   else
2724     if test "$bluez" = "yes" ; then
2725       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2726     fi
2727     bluez="no"
2728   fi
2729 fi
2730
2731 ##########################################
2732 # glib support probe
2733
2734 if test "$mingw32" = yes; then
2735     # g_poll is required in order to integrate with the glib main loop.
2736     glib_req_ver=2.20
2737 else
2738     glib_req_ver=2.12
2739 fi
2740 glib_modules=gthread-2.0
2741 if test "$modules" = yes; then
2742     glib_modules="$glib_modules gmodule-2.0"
2743 fi
2744
2745 for i in $glib_modules; do
2746     if $pkg_config --atleast-version=$glib_req_ver $i; then
2747         glib_cflags=`$pkg_config --cflags $i`
2748         glib_libs=`$pkg_config --libs $i`
2749         CFLAGS="$glib_cflags $CFLAGS"
2750         LIBS="$glib_libs $LIBS"
2751         libs_qga="$glib_libs $libs_qga"
2752     else
2753         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2754     fi
2755 done
2756
2757 # g_test_trap_subprocess added in 2.38. Used by some tests.
2758 glib_subprocess=yes
2759 if ! $pkg_config --atleast-version=2.38 glib-2.0; then
2760     glib_subprocess=no
2761 fi
2762
2763 ##########################################
2764 # SHA command probe for modules
2765 if test "$modules" = yes; then
2766     shacmd_probe="sha1sum sha1 shasum"
2767     for c in $shacmd_probe; do
2768         if has $c; then
2769             shacmd="$c"
2770             break
2771         fi
2772     done
2773     if test "$shacmd" = ""; then
2774         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2775     fi
2776 fi
2777
2778 ##########################################
2779 # pixman support probe
2780
2781 if test "$pixman" = ""; then
2782   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2783     pixman="none"
2784   elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
2785     pixman="system"
2786   else
2787     pixman="internal"
2788   fi
2789 fi
2790 if test "$pixman" = "none"; then
2791   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2792     error_exit "pixman disabled but system emulation or tools build" \
2793         "enabled.  You can turn off pixman only if you also" \
2794         "disable all system emulation targets and the tools" \
2795         "build with '--disable-tools --disable-system'."
2796   fi
2797   pixman_cflags=
2798   pixman_libs=
2799 elif test "$pixman" = "system"; then
2800   # pixman version has been checked above
2801   pixman_cflags=`$pkg_config --cflags pixman-1`
2802   pixman_libs=`$pkg_config --libs pixman-1`
2803 else
2804   if test ! -d ${source_path}/pixman/pixman; then
2805     error_exit "pixman >= 0.21.8 not present. Your options:" \
2806         "  (1) Preferred: Install the pixman devel package (any recent" \
2807         "      distro should have packages as Xorg needs pixman too)." \
2808         "  (2) Fetch the pixman submodule, using:" \
2809         "      git submodule update --init pixman"
2810   fi
2811   mkdir -p pixman/pixman
2812   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2813   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2814 fi
2815
2816 ##########################################
2817 # libcap probe
2818
2819 if test "$cap" != "no" ; then
2820   cat > $TMPC <<EOF
2821 #include <stdio.h>
2822 #include <sys/capability.h>
2823 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2824 EOF
2825   if compile_prog "" "-lcap" ; then
2826     cap=yes
2827   else
2828     cap=no
2829   fi
2830 fi
2831
2832 ##########################################
2833 # pthread probe
2834 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2835
2836 pthread=no
2837 cat > $TMPC << EOF
2838 #include <pthread.h>
2839 static void *f(void *p) { return NULL; }
2840 int main(void) {
2841   pthread_t thread;
2842   pthread_create(&thread, 0, f, 0);
2843   return 0;
2844 }
2845 EOF
2846 if compile_prog "" "" ; then
2847   pthread=yes
2848 else
2849   for pthread_lib in $PTHREADLIBS_LIST; do
2850     if compile_prog "" "$pthread_lib" ; then
2851       pthread=yes
2852       found=no
2853       for lib_entry in $LIBS; do
2854         if test "$lib_entry" = "$pthread_lib"; then
2855           found=yes
2856           break
2857         fi
2858       done
2859       if test "$found" = "no"; then
2860         LIBS="$pthread_lib $LIBS"
2861       fi
2862       break
2863     fi
2864   done
2865 fi
2866
2867 if test "$mingw32" != yes -a "$pthread" = no; then
2868   error_exit "pthread check failed" \
2869       "Make sure to have the pthread libs and headers installed."
2870 fi
2871
2872 # check for pthread_setname_np
2873 pthread_setname_np=no
2874 cat > $TMPC << EOF
2875 #include <pthread.h>
2876
2877 static void *f(void *p) { return NULL; }
2878 int main(void)
2879 {
2880     pthread_t thread;
2881     pthread_create(&thread, 0, f, 0);
2882     pthread_setname_np(thread, "QEMU");
2883     return 0;
2884 }
2885 EOF
2886 if compile_prog "" "$pthread_lib" ; then
2887   pthread_setname_np=yes
2888 fi
2889
2890 ##########################################
2891 # rbd probe
2892 if test "$rbd" != "no" ; then
2893   cat > $TMPC <<EOF
2894 #include <stdio.h>
2895 #include <rbd/librbd.h>
2896 int main(void) {
2897     rados_t cluster;
2898     rados_create(&cluster, NULL);
2899     return 0;
2900 }
2901 EOF
2902   rbd_libs="-lrbd -lrados"
2903   if compile_prog "" "$rbd_libs" ; then
2904     rbd=yes
2905   else
2906     if test "$rbd" = "yes" ; then
2907       feature_not_found "rados block device" "Install librbd/ceph devel"
2908     fi
2909     rbd=no
2910   fi
2911 fi
2912
2913 ##########################################
2914 # libssh2 probe
2915 min_libssh2_version=1.2.8
2916 if test "$libssh2" != "no" ; then
2917   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2918     libssh2_cflags=`$pkg_config libssh2 --cflags`
2919     libssh2_libs=`$pkg_config libssh2 --libs`
2920     libssh2=yes
2921   else
2922     if test "$libssh2" = "yes" ; then
2923       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2924     fi
2925     libssh2=no
2926   fi
2927 fi
2928
2929 ##########################################
2930 # libssh2_sftp_fsync probe
2931
2932 if test "$libssh2" = "yes"; then
2933   cat > $TMPC <<EOF
2934 #include <stdio.h>
2935 #include <libssh2.h>
2936 #include <libssh2_sftp.h>
2937 int main(void) {
2938     LIBSSH2_SESSION *session;
2939     LIBSSH2_SFTP *sftp;
2940     LIBSSH2_SFTP_HANDLE *sftp_handle;
2941     session = libssh2_session_init ();
2942     sftp = libssh2_sftp_init (session);
2943     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2944     libssh2_sftp_fsync (sftp_handle);
2945     return 0;
2946 }
2947 EOF
2948   # libssh2_cflags/libssh2_libs defined in previous test.
2949   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2950     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2951   fi
2952 fi
2953
2954 ##########################################
2955 # linux-aio probe
2956
2957 if test "$linux_aio" != "no" ; then
2958   cat > $TMPC <<EOF
2959 #include <libaio.h>
2960 #include <sys/eventfd.h>
2961 #include <stddef.h>
2962 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2963 EOF
2964   if compile_prog "" "-laio" ; then
2965     linux_aio=yes
2966   else
2967     if test "$linux_aio" = "yes" ; then
2968       feature_not_found "linux AIO" "Install libaio devel"
2969     fi
2970     linux_aio=no
2971   fi
2972 fi
2973
2974 ##########################################
2975 # TPM passthrough is only on x86 Linux
2976
2977 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2978   tpm_passthrough=$tpm
2979 else
2980   tpm_passthrough=no
2981 fi
2982
2983 ##########################################
2984 # attr probe
2985
2986 if test "$attr" != "no" ; then
2987   cat > $TMPC <<EOF
2988 #include <stdio.h>
2989 #include <sys/types.h>
2990 #ifdef CONFIG_LIBATTR
2991 #include <attr/xattr.h>
2992 #else
2993 #include <sys/xattr.h>
2994 #endif
2995 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2996 EOF
2997   if compile_prog "" "" ; then
2998     attr=yes
2999   # Older distros have <attr/xattr.h>, and need -lattr:
3000   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
3001     attr=yes
3002     LIBS="-lattr $LIBS"
3003     libattr=yes
3004   else
3005     if test "$attr" = "yes" ; then
3006       feature_not_found "ATTR" "Install libc6 or libattr devel"
3007     fi
3008     attr=no
3009   fi
3010 fi
3011
3012 ##########################################
3013 # iovec probe
3014 cat > $TMPC <<EOF
3015 #include <sys/types.h>
3016 #include <sys/uio.h>
3017 #include <unistd.h>
3018 int main(void) { return sizeof(struct iovec); }
3019 EOF
3020 iovec=no
3021 if compile_prog "" "" ; then
3022   iovec=yes
3023 fi
3024
3025 ##########################################
3026 # preadv probe
3027 cat > $TMPC <<EOF
3028 #include <sys/types.h>
3029 #include <sys/uio.h>
3030 #include <unistd.h>
3031 int main(void) { return preadv(0, 0, 0, 0); }
3032 EOF
3033 preadv=no
3034 if compile_prog "" "" ; then
3035   preadv=yes
3036 fi
3037
3038 ##########################################
3039 # fdt probe
3040 # fdt support is mandatory for at least some target architectures,
3041 # so insist on it if we're building those system emulators.
3042 fdt_required=no
3043 for target in $target_list; do
3044   case $target in
3045     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3046       fdt_required=yes
3047     ;;
3048   esac
3049 done
3050
3051 if test "$fdt_required" = "yes"; then
3052   if test "$fdt" = "no"; then
3053     error_exit "fdt disabled but some requested targets require it." \
3054       "You can turn off fdt only if you also disable all the system emulation" \
3055       "targets which need it (by specifying a cut down --target-list)."
3056   fi
3057   fdt=yes
3058 fi
3059
3060 if test "$fdt" != "no" ; then
3061   fdt_libs="-lfdt"
3062   # explicitly check for libfdt_env.h as it is missing in some stable installs
3063   cat > $TMPC << EOF
3064 #include <libfdt_env.h>
3065 int main(void) { return 0; }
3066 EOF
3067   if compile_prog "" "$fdt_libs" ; then
3068     # system DTC is good - use it
3069     fdt=yes
3070   elif test -d ${source_path}/dtc/libfdt ; then
3071     # have submodule DTC - use it
3072     fdt=yes
3073     dtc_internal="yes"
3074     mkdir -p dtc
3075     if [ "$pwd_is_source_path" != "y" ] ; then
3076        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3077        symlink "$source_path/dtc/scripts" "dtc/scripts"
3078     fi
3079     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3080     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3081   elif test "$fdt" = "yes" ; then
3082     # have neither and want - prompt for system/submodule install
3083     error_exit "DTC (libfdt) not present. Your options:" \
3084         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3085         "  (2) Fetch the DTC submodule, using:" \
3086         "      git submodule update --init dtc"
3087   else
3088     # don't have and don't want
3089     fdt_libs=
3090     fdt=no
3091   fi
3092 fi
3093
3094 libs_softmmu="$libs_softmmu $fdt_libs"
3095
3096 ##########################################
3097 # GLX probe, used by milkymist-tmu2
3098 if test "$glx" != "no" ; then
3099   glx_libs="-lGL -lX11"
3100   cat > $TMPC << EOF
3101 #include <X11/Xlib.h>
3102 #include <GL/gl.h>
3103 #include <GL/glx.h>
3104 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3105 EOF
3106   if compile_prog "" "-lGL -lX11" ; then
3107     glx=yes
3108   else
3109     if test "$glx" = "yes" ; then
3110       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3111     fi
3112     glx_libs=
3113     glx=no
3114   fi
3115 fi
3116
3117
3118 ##########################################
3119 # archipelago probe
3120 if test "$archipelago" != "no" ; then
3121     cat > $TMPC <<EOF
3122 #include <stdio.h>
3123 #include <xseg/xseg.h>
3124 #include <xseg/protocol.h>
3125 int main(void) {
3126     xseg_initialize();
3127     return 0;
3128 }
3129 EOF
3130     archipelago_libs=-lxseg
3131     if compile_prog "" "$archipelago_libs"; then
3132         archipelago="yes"
3133         libs_tools="$archipelago_libs $libs_tools"
3134         libs_softmmu="$archipelago_libs $libs_softmmu"
3135     else
3136       if test "$archipelago" = "yes" ; then
3137         feature_not_found "Archipelago backend support" "Install libxseg devel"
3138       fi
3139       archipelago="no"
3140     fi
3141 fi
3142
3143
3144 ##########################################
3145 # glusterfs probe
3146 if test "$glusterfs" != "no" ; then
3147   if $pkg_config --atleast-version=3 glusterfs-api; then
3148     glusterfs="yes"
3149     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3150     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3151     if $pkg_config --atleast-version=5 glusterfs-api; then
3152       glusterfs_discard="yes"
3153     fi
3154     if $pkg_config --atleast-version=6 glusterfs-api; then
3155       glusterfs_zerofill="yes"
3156     fi
3157   else
3158     if test "$glusterfs" = "yes" ; then
3159       feature_not_found "GlusterFS backend support" \
3160           "Install glusterfs-api devel >= 3"
3161     fi
3162     glusterfs="no"
3163   fi
3164 fi
3165
3166 # Check for inotify functions when we are building linux-user
3167 # emulator.  This is done because older glibc versions don't
3168 # have syscall stubs for these implemented.  In that case we
3169 # don't provide them even if kernel supports them.
3170 #
3171 inotify=no
3172 cat > $TMPC << EOF
3173 #include <sys/inotify.h>
3174
3175 int
3176 main(void)
3177 {
3178         /* try to start inotify */
3179         return inotify_init();
3180 }
3181 EOF
3182 if compile_prog "" "" ; then
3183   inotify=yes
3184 fi
3185
3186 inotify1=no
3187 cat > $TMPC << EOF
3188 #include <sys/inotify.h>
3189
3190 int
3191 main(void)
3192 {
3193     /* try to start inotify */
3194     return inotify_init1(0);
3195 }
3196 EOF
3197 if compile_prog "" "" ; then
3198   inotify1=yes
3199 fi
3200
3201 # check if utimensat and futimens are supported
3202 utimens=no
3203 cat > $TMPC << EOF
3204 #define _ATFILE_SOURCE
3205 #include <stddef.h>
3206 #include <fcntl.h>
3207 #include <sys/stat.h>
3208
3209 int main(void)
3210 {
3211     utimensat(AT_FDCWD, "foo", NULL, 0);
3212     futimens(0, NULL);
3213     return 0;
3214 }
3215 EOF
3216 if compile_prog "" "" ; then
3217   utimens=yes
3218 fi
3219
3220 # check if pipe2 is there
3221 pipe2=no
3222 cat > $TMPC << EOF
3223 #include <unistd.h>
3224 #include <fcntl.h>
3225
3226 int main(void)
3227 {
3228     int pipefd[2];
3229     return pipe2(pipefd, O_CLOEXEC);
3230 }
3231 EOF
3232 if compile_prog "" "" ; then
3233   pipe2=yes
3234 fi
3235
3236 # check if accept4 is there
3237 accept4=no
3238 cat > $TMPC << EOF
3239 #include <sys/socket.h>
3240 #include <stddef.h>
3241
3242 int main(void)
3243 {
3244     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3245     return 0;
3246 }
3247 EOF
3248 if compile_prog "" "" ; then
3249   accept4=yes
3250 fi
3251
3252 # check if tee/splice is there. vmsplice was added same time.
3253 splice=no
3254 cat > $TMPC << EOF
3255 #include <unistd.h>
3256 #include <fcntl.h>
3257 #include <limits.h>
3258
3259 int main(void)
3260 {
3261     int len, fd = 0;
3262     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3263     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3264     return 0;
3265 }
3266 EOF
3267 if compile_prog "" "" ; then
3268   splice=yes
3269 fi
3270
3271 ##########################################
3272 # libnuma probe
3273
3274 if test "$numa" != "no" ; then
3275   cat > $TMPC << EOF
3276 #include <numa.h>
3277 int main(void) { return numa_available(); }
3278 EOF
3279
3280   if compile_prog "" "-lnuma" ; then
3281     numa=yes
3282     libs_softmmu="-lnuma $libs_softmmu"
3283   else
3284     if test "$numa" = "yes" ; then
3285       feature_not_found "numa" "install numactl devel"
3286     fi
3287     numa=no
3288   fi
3289 fi
3290
3291 ##########################################
3292 # signalfd probe
3293 signalfd="no"
3294 cat > $TMPC << EOF
3295 #include <unistd.h>
3296 #include <sys/syscall.h>
3297 #include <signal.h>
3298 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3299 EOF
3300
3301 if compile_prog "" "" ; then
3302   signalfd=yes
3303 fi
3304
3305 # check if eventfd is supported
3306 eventfd=no
3307 cat > $TMPC << EOF
3308 #include <sys/eventfd.h>
3309
3310 int main(void)
3311 {
3312     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3313 }
3314 EOF
3315 if compile_prog "" "" ; then
3316   eventfd=yes
3317 fi
3318
3319 # check for fallocate
3320 fallocate=no
3321 cat > $TMPC << EOF
3322 #include <fcntl.h>
3323
3324 int main(void)
3325 {
3326     fallocate(0, 0, 0, 0);
3327     return 0;
3328 }
3329 EOF
3330 if compile_prog "" "" ; then
3331   fallocate=yes
3332 fi
3333
3334 # check for fallocate hole punching
3335 fallocate_punch_hole=no
3336 cat > $TMPC << EOF
3337 #include <fcntl.h>
3338 #include <linux/falloc.h>
3339
3340 int main(void)
3341 {
3342     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3343     return 0;
3344 }
3345 EOF
3346 if compile_prog "" "" ; then
3347   fallocate_punch_hole=yes
3348 fi
3349
3350 # check for posix_fallocate
3351 posix_fallocate=no
3352 cat > $TMPC << EOF
3353 #include <fcntl.h>
3354
3355 int main(void)
3356 {
3357     posix_fallocate(0, 0, 0);
3358     return 0;
3359 }
3360 EOF
3361 if compile_prog "" "" ; then
3362     posix_fallocate=yes
3363 fi
3364
3365 # check for sync_file_range
3366 sync_file_range=no
3367 cat > $TMPC << EOF
3368 #include <fcntl.h>
3369
3370 int main(void)
3371 {
3372     sync_file_range(0, 0, 0, 0);
3373     return 0;
3374 }
3375 EOF
3376 if compile_prog "" "" ; then
3377   sync_file_range=yes
3378 fi
3379
3380 # check for linux/fiemap.h and FS_IOC_FIEMAP
3381 fiemap=no
3382 cat > $TMPC << EOF
3383 #include <sys/ioctl.h>
3384 #include <linux/fs.h>
3385 #include <linux/fiemap.h>
3386
3387 int main(void)
3388 {
3389     ioctl(0, FS_IOC_FIEMAP, 0);
3390     return 0;
3391 }
3392 EOF
3393 if compile_prog "" "" ; then
3394   fiemap=yes
3395 fi
3396
3397 # check for dup3
3398 dup3=no
3399 cat > $TMPC << EOF
3400 #include <unistd.h>
3401
3402 int main(void)
3403 {
3404     dup3(0, 0, 0);
3405     return 0;
3406 }
3407 EOF
3408 if compile_prog "" "" ; then
3409   dup3=yes
3410 fi
3411
3412 # check for ppoll support
3413 ppoll=no
3414 cat > $TMPC << EOF
3415 #include <poll.h>
3416
3417 int main(void)
3418 {
3419     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3420     ppoll(&pfd, 1, 0, 0);
3421     return 0;
3422 }
3423 EOF
3424 if compile_prog "" "" ; then
3425   ppoll=yes
3426 fi
3427
3428 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3429 prctl_pr_set_timerslack=no
3430 cat > $TMPC << EOF
3431 #include <sys/prctl.h>
3432
3433 int main(void)
3434 {
3435     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3436     return 0;
3437 }
3438 EOF
3439 if compile_prog "" "" ; then
3440   prctl_pr_set_timerslack=yes
3441 fi
3442
3443 # check for epoll support
3444 epoll=no
3445 cat > $TMPC << EOF
3446 #include <sys/epoll.h>
3447
3448 int main(void)
3449 {
3450     epoll_create(0);
3451     return 0;
3452 }
3453 EOF
3454 if compile_prog "" "" ; then
3455   epoll=yes
3456 fi
3457
3458 # epoll_create1 and epoll_pwait are later additions
3459 # so we must check separately for their presence
3460 epoll_create1=no
3461 cat > $TMPC << EOF
3462 #include <sys/epoll.h>
3463
3464 int main(void)
3465 {
3466     /* Note that we use epoll_create1 as a value, not as
3467      * a function being called. This is necessary so that on
3468      * old SPARC glibc versions where the function was present in
3469      * the library but not declared in the header file we will
3470      * fail the configure check. (Otherwise we will get a compiler
3471      * warning but not an error, and will proceed to fail the
3472      * qemu compile where we compile with -Werror.)
3473      */
3474     return (int)(uintptr_t)&epoll_create1;
3475 }
3476 EOF
3477 if compile_prog "" "" ; then
3478   epoll_create1=yes
3479 fi
3480
3481 epoll_pwait=no
3482 cat > $TMPC << EOF
3483 #include <sys/epoll.h>
3484
3485 int main(void)
3486 {
3487     epoll_pwait(0, 0, 0, 0, 0);
3488     return 0;
3489 }
3490 EOF
3491 if compile_prog "" "" ; then
3492   epoll_pwait=yes
3493 fi
3494
3495 # check for sendfile support
3496 sendfile=no
3497 cat > $TMPC << EOF
3498 #include <sys/sendfile.h>
3499
3500 int main(void)
3501 {
3502     return sendfile(0, 0, 0, 0);
3503 }
3504 EOF
3505 if compile_prog "" "" ; then
3506   sendfile=yes
3507 fi
3508
3509 # check for timerfd support (glibc 2.8 and newer)
3510 timerfd=no
3511 cat > $TMPC << EOF
3512 #include <sys/timerfd.h>
3513
3514 int main(void)
3515 {
3516     return(timerfd_create(CLOCK_REALTIME, 0));
3517 }
3518 EOF
3519 if compile_prog "" "" ; then
3520   timerfd=yes
3521 fi
3522
3523 # check for setns and unshare support
3524 setns=no
3525 cat > $TMPC << EOF
3526 #include <sched.h>
3527
3528 int main(void)
3529 {
3530     int ret;
3531     ret = setns(0, 0);
3532     ret = unshare(0);
3533     return ret;
3534 }
3535 EOF
3536 if compile_prog "" "" ; then
3537   setns=yes
3538 fi
3539
3540 # Check if tools are available to build documentation.
3541 if test "$docs" != "no" ; then
3542   if has makeinfo && has pod2man; then
3543     docs=yes
3544   else
3545     if test "$docs" = "yes" ; then
3546       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3547     fi
3548     docs=no
3549   fi
3550 fi
3551
3552 if test "$want_tools" = ""; then
3553   if test `expr "$target_list" : ".*softmmu.*"` != 0; then
3554     want_tools=yes
3555   else
3556     want_tools=no
3557   fi
3558 fi
3559
3560 # Search for bswap_32 function
3561 byteswap_h=no
3562 cat > $TMPC << EOF
3563 #include <byteswap.h>
3564 int main(void) { return bswap_32(0); }
3565 EOF
3566 if compile_prog "" "" ; then
3567   byteswap_h=yes
3568 fi
3569
3570 # Search for bswap32 function
3571 bswap_h=no
3572 cat > $TMPC << EOF
3573 #include <sys/endian.h>
3574 #include <sys/types.h>
3575 #include <machine/bswap.h>
3576 int main(void) { return bswap32(0); }
3577 EOF
3578 if compile_prog "" "" ; then
3579   bswap_h=yes
3580 fi
3581
3582 ##########################################
3583 # Do we have libiscsi >= 1.9.0
3584 if test "$libiscsi" != "no" ; then
3585   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3586     libiscsi="yes"
3587     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3588     libiscsi_libs=$($pkg_config --libs libiscsi)
3589   else
3590     if test "$libiscsi" = "yes" ; then
3591       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3592     fi
3593     libiscsi="no"
3594   fi
3595 fi
3596
3597 ##########################################
3598 # Do we need libm
3599 cat > $TMPC << EOF
3600 #include <math.h>
3601 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3602 EOF
3603 if compile_prog "" "" ; then
3604   :
3605 elif compile_prog "" "-lm" ; then
3606   LIBS="-lm $LIBS"
3607   libs_qga="-lm $libs_qga"
3608 else
3609   error_exit "libm check failed"
3610 fi
3611
3612 ##########################################
3613 # Do we need librt
3614 # uClibc provides 2 versions of clock_gettime(), one with realtime
3615 # support and one without. This means that the clock_gettime() don't
3616 # need -lrt. We still need it for timer_create() so we check for this
3617 # function in addition.
3618 cat > $TMPC <<EOF
3619 #include <signal.h>
3620 #include <time.h>
3621 int main(void) {
3622   timer_create(CLOCK_REALTIME, NULL, NULL);
3623   return clock_gettime(CLOCK_REALTIME, NULL);
3624 }
3625 EOF
3626
3627 if compile_prog "" "" ; then
3628   :
3629 # we need pthread for static linking. use previous pthread test result
3630 elif compile_prog "" "$pthread_lib -lrt" ; then
3631   LIBS="$LIBS -lrt"
3632   libs_qga="$libs_qga -lrt"
3633 fi
3634
3635 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3636         "$aix" != "yes" -a "$haiku" != "yes" ; then
3637     libs_softmmu="-lutil $libs_softmmu"
3638 fi
3639
3640 ##########################################
3641 # spice probe
3642 if test "$spice" != "no" ; then
3643   cat > $TMPC << EOF
3644 #include <spice.h>
3645 int main(void) { spice_server_new(); return 0; }
3646 EOF
3647   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3648   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3649   if $pkg_config --atleast-version=0.12.0 spice-server && \
3650      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3651      compile_prog "$spice_cflags" "$spice_libs" ; then
3652     spice="yes"
3653     libs_softmmu="$libs_softmmu $spice_libs"
3654     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3655     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3656     spice_server_version=$($pkg_config --modversion spice-server)
3657   else
3658     if test "$spice" = "yes" ; then
3659       feature_not_found "spice" \
3660           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3661     fi
3662     spice="no"
3663   fi
3664 fi
3665
3666 # check for libcacard for smartcard support
3667 smartcard_cflags=""
3668 # TODO - what's the minimal nss version we support?
3669 if test "$smartcard_nss" != "no"; then
3670   cat > $TMPC << EOF
3671 #include <pk11pub.h>
3672 int main(void) { PK11_FreeSlot(0); return 0; }
3673 EOF
3674     # FIXME: do not include $glib_* in here
3675     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3676     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3677     test_cflags="$nss_cflags"
3678     # The header files in nss < 3.13.3 have a bug which causes them to
3679     # emit a warning. If we're going to compile QEMU with -Werror, then
3680     # test that the headers don't have this bug. Otherwise we would pass
3681     # the configure test but fail to compile QEMU later.
3682     if test "$werror" = "yes"; then
3683         test_cflags="-Werror $test_cflags"
3684     fi
3685     if test -n "$libtool" &&
3686        $pkg_config --atleast-version=3.12.8 nss && \
3687       compile_prog "$test_cflags" "$nss_libs"; then
3688         smartcard_nss="yes"
3689     else
3690         if test "$smartcard_nss" = "yes"; then
3691             feature_not_found "nss" "Install nss devel >= 3.12.8"
3692         fi
3693         smartcard_nss="no"
3694     fi
3695 fi
3696
3697 # check for libusb
3698 if test "$libusb" != "no" ; then
3699     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3700         libusb="yes"
3701         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3702         libusb_libs=$($pkg_config --libs libusb-1.0)
3703         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3704         libs_softmmu="$libs_softmmu $libusb_libs"
3705     else
3706         if test "$libusb" = "yes"; then
3707             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3708         fi
3709         libusb="no"
3710     fi
3711 fi
3712
3713 # check for usbredirparser for usb network redirection support
3714 if test "$usb_redir" != "no" ; then
3715     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3716         usb_redir="yes"
3717         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3718         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3719         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3720         libs_softmmu="$libs_softmmu $usb_redir_libs"
3721     else
3722         if test "$usb_redir" = "yes"; then
3723             feature_not_found "usb-redir" "Install usbredir devel"
3724         fi
3725         usb_redir="no"
3726     fi
3727 fi
3728
3729 ##########################################
3730 # check if we have VSS SDK headers for win
3731
3732 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3733   case "$vss_win32_sdk" in
3734     "")   vss_win32_include="-I$source_path" ;;
3735     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3736           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3737           vss_win32_include="-I$source_path/.sdk/vss"
3738           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3739           ;;
3740     *)    vss_win32_include="-I$vss_win32_sdk"
3741   esac
3742   cat > $TMPC << EOF
3743 #define __MIDL_user_allocate_free_DEFINED__
3744 #include <inc/win2003/vss.h>
3745 int main(void) { return VSS_CTX_BACKUP; }
3746 EOF
3747   if compile_prog "$vss_win32_include" "" ; then
3748     guest_agent_with_vss="yes"
3749     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3750     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3751   else
3752     if test "$vss_win32_sdk" != "" ; then
3753       echo "ERROR: Please download and install Microsoft VSS SDK:"
3754       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3755       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3756       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3757       echo "ERROR: The headers are extracted in the directory \`inc'."
3758       feature_not_found "VSS support"
3759     fi
3760     guest_agent_with_vss="no"
3761   fi
3762 fi
3763
3764 ##########################################
3765 # lookup Windows platform SDK (if not specified)
3766 # The SDK is needed only to build .tlb (type library) file of guest agent
3767 # VSS provider from the source. It is usually unnecessary because the
3768 # pre-compiled .tlb file is included.
3769
3770 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3771   if test -z "$win_sdk"; then
3772     programfiles="$PROGRAMFILES"
3773     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3774     if test -n "$programfiles"; then
3775       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3776     else
3777       feature_not_found "Windows SDK"
3778     fi
3779   elif test "$win_sdk" = "no"; then
3780     win_sdk=""
3781   fi
3782 fi
3783
3784 ##########################################
3785
3786 ##########################################
3787 # check if we have fdatasync
3788
3789 fdatasync=no
3790 cat > $TMPC << EOF
3791 #include <unistd.h>
3792 int main(void) {
3793 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3794 return fdatasync(0);
3795 #else
3796 #error Not supported
3797 #endif
3798 }
3799 EOF
3800 if compile_prog "" "" ; then
3801     fdatasync=yes
3802 fi
3803
3804 ##########################################
3805 # check if we have madvise
3806
3807 madvise=no
3808 cat > $TMPC << EOF
3809 #include <sys/types.h>
3810 #include <sys/mman.h>
3811 #include <stddef.h>
3812 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3813 EOF
3814 if compile_prog "" "" ; then
3815     madvise=yes
3816 fi
3817
3818 ##########################################
3819 # check if we have posix_madvise
3820
3821 posix_madvise=no
3822 cat > $TMPC << EOF
3823 #include <sys/mman.h>
3824 #include <stddef.h>
3825 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3826 EOF
3827 if compile_prog "" "" ; then
3828     posix_madvise=yes
3829 fi
3830
3831 ##########################################
3832 # check if we have usable SIGEV_THREAD_ID
3833
3834 sigev_thread_id=no
3835 cat > $TMPC << EOF
3836 #include <signal.h>
3837 int main(void) {
3838   struct sigevent ev;
3839   ev.sigev_notify = SIGEV_THREAD_ID;
3840   ev._sigev_un._tid = 0;
3841   asm volatile("" : : "g"(&ev));
3842   return 0;
3843 }
3844 EOF
3845 if compile_prog "" "" ; then
3846     sigev_thread_id=yes
3847 fi
3848
3849 ##########################################
3850 # check if trace backend exists
3851
3852 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3853 if test "$?" -ne 0 ; then
3854   error_exit "invalid trace backends" \
3855       "Please choose supported trace backends."
3856 fi
3857
3858 ##########################################
3859 # For 'ust' backend, test if ust headers are present
3860 if have_backend "ust"; then
3861   cat > $TMPC << EOF
3862 #include <lttng/tracepoint.h>
3863 int main(void) { return 0; }
3864 EOF
3865   if compile_prog "" "" ; then
3866     if $pkg_config lttng-ust --exists; then
3867       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3868     else
3869       lttng_ust_libs="-llttng-ust"
3870     fi
3871     if $pkg_config liburcu-bp --exists; then
3872       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3873     else
3874       urcu_bp_libs="-lurcu-bp"
3875     fi
3876
3877     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3878     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3879   else
3880     error_exit "Trace backend 'ust' missing lttng-ust header files"
3881   fi
3882 fi
3883
3884 ##########################################
3885 # For 'dtrace' backend, test if 'dtrace' command is present
3886 if have_backend "dtrace"; then
3887   if ! has 'dtrace' ; then
3888     error_exit "dtrace command is not found in PATH $PATH"
3889   fi
3890   trace_backend_stap="no"
3891   if has 'stap' ; then
3892     trace_backend_stap="yes"
3893   fi
3894 fi
3895
3896 ##########################################
3897 # check and set a backend for coroutine
3898
3899 # We prefer ucontext, but it's not always possible. The fallback
3900 # is sigcontext. gthread is not selectable except explicitly, because
3901 # it is not functional enough to run QEMU proper. (It is occasionally
3902 # useful for debugging purposes.)  On Windows the only valid backend
3903 # is the Windows-specific one.
3904
3905 ucontext_works=no
3906 if test "$darwin" != "yes"; then
3907   cat > $TMPC << EOF
3908 #include <ucontext.h>
3909 #ifdef __stub_makecontext
3910 #error Ignoring glibc stub makecontext which will always fail
3911 #endif
3912 int main(void) { makecontext(0, 0, 0); return 0; }
3913 EOF
3914   if compile_prog "" "" ; then
3915     ucontext_works=yes
3916   fi
3917 fi
3918
3919 if test "$coroutine" = ""; then
3920   if test "$mingw32" = "yes"; then
3921     coroutine=win32
3922   elif test "$ucontext_works" = "yes"; then
3923     coroutine=ucontext
3924   else
3925     coroutine=sigaltstack
3926   fi
3927 else
3928   case $coroutine in
3929   windows)
3930     if test "$mingw32" != "yes"; then
3931       error_exit "'windows' coroutine backend only valid for Windows"
3932     fi
3933     # Unfortunately the user visible backend name doesn't match the
3934     # coroutine-*.c filename for this case, so we have to adjust it here.
3935     coroutine=win32
3936     ;;
3937   ucontext)
3938     if test "$ucontext_works" != "yes"; then
3939       feature_not_found "ucontext"
3940     fi
3941     ;;
3942   gthread|sigaltstack)
3943     if test "$mingw32" = "yes"; then
3944       error_exit "only the 'windows' coroutine backend is valid for Windows"
3945     fi
3946     ;;
3947   *)
3948     error_exit "unknown coroutine backend $coroutine"
3949     ;;
3950   esac
3951 fi
3952
3953 if test "$coroutine_pool" = ""; then
3954   if test "$coroutine" = "gthread" -o "$coroutine" = "win32"; then
3955     coroutine_pool=no
3956   else
3957     coroutine_pool=yes
3958   fi
3959 fi
3960 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3961   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3962 fi
3963
3964 ##########################################
3965 # check if we have open_by_handle_at
3966
3967 open_by_handle_at=no
3968 cat > $TMPC << EOF
3969 #include <fcntl.h>
3970 #if !defined(AT_EMPTY_PATH)
3971 # error missing definition
3972 #else
3973 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3974 #endif
3975 EOF
3976 if compile_prog "" "" ; then
3977     open_by_handle_at=yes
3978 fi
3979
3980 ########################################
3981 # check if we have linux/magic.h
3982
3983 linux_magic_h=no
3984 cat > $TMPC << EOF
3985 #include <linux/magic.h>
3986 int main(void) {
3987   return 0;
3988 }
3989 EOF
3990 if compile_prog "" "" ; then
3991     linux_magic_h=yes
3992 fi
3993
3994 ########################################
3995 # check whether we can disable warning option with a pragma (this is needed
3996 # to silence warnings in the headers of some versions of external libraries).
3997 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3998 # only a warning.
3999 #
4000 # If we can't selectively disable warning in the code, disable -Werror so that
4001 # the build doesn't fail anyway.
4002
4003 pragma_disable_unused_but_set=no
4004 cat > $TMPC << EOF
4005 #pragma GCC diagnostic push
4006 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
4007 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
4008 #pragma GCC diagnostic pop
4009
4010 int main(void) {
4011     return 0;
4012 }
4013 EOF
4014 if compile_prog "-Werror" "" ; then
4015     pragma_diagnostic_available=yes
4016 fi
4017
4018 ########################################
4019 # check if we have valgrind/valgrind.h
4020
4021 valgrind_h=no
4022 cat > $TMPC << EOF
4023 #include <valgrind/valgrind.h>
4024 int main(void) {
4025   return 0;
4026 }
4027 EOF
4028 if compile_prog "" "" ; then
4029     valgrind_h=yes
4030 fi
4031
4032 ########################################
4033 # check if environ is declared
4034
4035 has_environ=no
4036 cat > $TMPC << EOF
4037 #include <unistd.h>
4038 int main(void) {
4039     environ = 0;
4040     return 0;
4041 }
4042 EOF
4043 if compile_prog "" "" ; then
4044     has_environ=yes
4045 fi
4046
4047 ########################################
4048 # check if cpuid.h is usable.
4049
4050 cpuid_h=no
4051 cat > $TMPC << EOF
4052 #include <cpuid.h>
4053 int main(void) {
4054     unsigned a, b, c, d;
4055     int max = __get_cpuid_max(0, 0);
4056
4057     if (max >= 1) {
4058         __cpuid(1, a, b, c, d);
4059     }
4060
4061     if (max >= 7) {
4062         __cpuid_count(7, 0, a, b, c, d);
4063     }
4064
4065     return 0;
4066 }
4067 EOF
4068 if compile_prog "" "" ; then
4069     cpuid_h=yes
4070 fi
4071
4072 ########################################
4073 # check if __[u]int128_t is usable.
4074
4075 int128=no
4076 cat > $TMPC << EOF
4077 #if defined(__clang_major__) && defined(__clang_minor__)
4078 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
4079 #  error __int128_t does not work in CLANG before 3.2
4080 # endif
4081 #endif
4082 __int128_t a;
4083 __uint128_t b;
4084 int main (void) {
4085   a = a + b;
4086   b = a * b;
4087   a = a * a;
4088   return 0;
4089 }
4090 EOF
4091 if compile_prog "" "" ; then
4092     int128=yes
4093 fi
4094
4095 ########################################
4096 # check if getauxval is available.
4097
4098 getauxval=no
4099 cat > $TMPC << EOF
4100 #include <sys/auxv.h>
4101 int main(void) {
4102   return getauxval(AT_HWCAP) == 0;
4103 }
4104 EOF
4105 if compile_prog "" "" ; then
4106     getauxval=yes
4107 fi
4108
4109 ##########################################
4110 # End of CC checks
4111 # After here, no more $cc or $ld runs
4112
4113 if test "$gcov" = "yes" ; then
4114   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4115   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4116 elif test "$debug" = "no" ; then
4117   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4118 fi
4119
4120 ##########################################
4121 # Do we have libnfs
4122 if test "$libnfs" != "no" ; then
4123   if $pkg_config --atleast-version=1.9.3 libnfs; then
4124     libnfs="yes"
4125     libnfs_libs=$($pkg_config --libs libnfs)
4126     LIBS="$LIBS $libnfs_libs"
4127   else
4128     if test "$libnfs" = "yes" ; then
4129       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4130     fi
4131     libnfs="no"
4132   fi
4133 fi
4134
4135 # Disable zero malloc errors for official releases unless explicitly told to
4136 # enable/disable
4137 if test -z "$zero_malloc" ; then
4138     if test "$z_version" = "50" ; then
4139         zero_malloc="no"
4140     else
4141         zero_malloc="yes"
4142     fi
4143 fi
4144
4145 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4146 if test "$werror" = "yes"; then
4147     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4148 fi
4149
4150 if test "$solaris" = "no" ; then
4151     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4152         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4153     fi
4154 fi
4155
4156 # test if pod2man has --utf8 option
4157 if pod2man --help | grep -q utf8; then
4158     POD2MAN="pod2man --utf8"
4159 else
4160     POD2MAN="pod2man"
4161 fi
4162
4163 # Use large addresses, ASLR, no-SEH and DEP if available.
4164 if test "$mingw32" = "yes" ; then
4165     if test "$cpu" = i386; then
4166         LDFLAGS="-Wl,--large-address-aware $LDFLAGS"
4167     fi
4168     for flag in --dynamicbase --no-seh --nxcompat; do
4169         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4170             LDFLAGS="-Wl,$flag $LDFLAGS"
4171         fi
4172     done
4173 fi
4174
4175 qemu_confdir=$sysconfdir$confsuffix
4176 qemu_moddir=$libdir$confsuffix
4177 qemu_datadir=$datadir$confsuffix
4178 qemu_localedir="$datadir/locale"
4179
4180 tools=""
4181 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4182 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4183   tools="qemu-nbd\$(EXESUF) $tools"
4184 fi
4185 if test "$softmmu" = yes ; then
4186   if test "$virtfs" != no ; then
4187     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4188       virtfs=yes
4189       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4190     else
4191       if test "$virtfs" = yes; then
4192         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4193       fi
4194       virtfs=no
4195     fi
4196   fi
4197 fi
4198 if [ "$guest_agent" != "no" ]; then
4199   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4200       tools="qemu-ga\$(EXESUF) $tools"
4201       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4202         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4203       fi
4204       guest_agent=yes
4205   elif [ "$guest_agent" != yes ]; then
4206       guest_agent=no
4207   else
4208       error_exit "Guest agent is not supported on this platform"
4209   fi
4210 fi
4211
4212 # Mac OS X ships with a broken assembler
4213 roms=
4214 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4215         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4216         "$softmmu" = yes ; then
4217   roms="optionrom"
4218 fi
4219 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4220   roms="$roms spapr-rtas"
4221 fi
4222
4223 if test "$cpu" = "s390x" ; then
4224   roms="$roms s390-ccw"
4225 fi
4226
4227 # Probe for the need for relocating the user-only binary.
4228 if test "$pie" = "no" ; then
4229   textseg_addr=
4230   case "$cpu" in
4231     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4232       # ??? Rationale for choosing this address
4233       textseg_addr=0x60000000
4234       ;;
4235     mips)
4236       # A 256M aligned address, high in the address space, with enough
4237       # room for the code_gen_buffer above it before the stack.
4238       textseg_addr=0x60000000
4239       ;;
4240   esac
4241   if [ -n "$textseg_addr" ]; then
4242     cat > $TMPC <<EOF
4243     int main(void) { return 0; }
4244 EOF
4245     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4246     if ! compile_prog "" "$textseg_ldflags"; then
4247       # In case ld does not support -Ttext-segment, edit the default linker
4248       # script via sed to set the .text start addr.  This is needed on FreeBSD
4249       # at least.
4250       $ld --verbose | sed \
4251         -e '1,/==================================================/d' \
4252         -e '/==================================================/,$d' \
4253         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4254         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4255       textseg_ldflags="-Wl,-T../config-host.ld"
4256     fi
4257   fi
4258 fi
4259
4260 # prepend pixman and ftd flags after all config tests are done
4261 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
4262 libs_softmmu="$pixman_libs $libs_softmmu"
4263
4264 echo "Install prefix    $prefix"
4265 echo "BIOS directory    `eval echo $qemu_datadir`"
4266 echo "binary directory  `eval echo $bindir`"
4267 echo "library directory `eval echo $libdir`"
4268 echo "module directory  `eval echo $qemu_moddir`"
4269 echo "libexec directory `eval echo $libexecdir`"
4270 echo "include directory `eval echo $includedir`"
4271 echo "config directory  `eval echo $sysconfdir`"
4272 if test "$mingw32" = "no" ; then
4273 echo "local state directory   `eval echo $local_statedir`"
4274 echo "Manual directory  `eval echo $mandir`"
4275 echo "ELF interp prefix $interp_prefix"
4276 else
4277 echo "local state directory   queried at runtime"
4278 echo "Windows SDK       $win_sdk"
4279 fi
4280 echo "Source path       $source_path"
4281 echo "C compiler        $cc"
4282 echo "Host C compiler   $host_cc"
4283 echo "C++ compiler      $cxx"
4284 echo "Objective-C compiler $objcc"
4285 echo "ARFLAGS           $ARFLAGS"
4286 echo "CFLAGS            $CFLAGS"
4287 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4288 echo "LDFLAGS           $LDFLAGS"
4289 echo "make              $make"
4290 echo "install           $install"
4291 echo "python            $python"
4292 if test "$slirp" = "yes" ; then
4293     echo "smbd              $smbd"
4294 fi
4295 echo "module support    $modules"
4296 echo "host CPU          $cpu"
4297 echo "host big endian   $bigendian"
4298 echo "target list       $target_list"
4299 echo "tcg debug enabled $debug_tcg"
4300 echo "gprof enabled     $gprof"
4301 echo "sparse enabled    $sparse"
4302 echo "strip binaries    $strip_opt"
4303 echo "profiler          $profiler"
4304 echo "static build      $static"
4305 if test "$darwin" = "yes" ; then
4306     echo "Cocoa support     $cocoa"
4307 fi
4308 echo "pixman            $pixman"
4309 echo "SDL support       $sdl"
4310 echo "GTK support       $gtk"
4311 echo "VTE support       $vte"
4312 echo "curses support    $curses"
4313 echo "curl support      $curl"
4314 echo "mingw32 support   $mingw32"
4315 echo "Audio drivers     $audio_drv_list"
4316 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4317 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4318 echo "VirtFS support    $virtfs"
4319 echo "VNC support       $vnc"
4320 if test "$vnc" = "yes" ; then
4321     echo "VNC TLS support   $vnc_tls"
4322     echo "VNC SASL support  $vnc_sasl"
4323     echo "VNC JPEG support  $vnc_jpeg"
4324     echo "VNC PNG support   $vnc_png"
4325     echo "VNC WS support    $vnc_ws"
4326 fi
4327 if test -n "$sparc_cpu"; then
4328     echo "Target Sparc Arch $sparc_cpu"
4329 fi
4330 echo "xen support       $xen"
4331 echo "brlapi support    $brlapi"
4332 echo "bluez  support    $bluez"
4333 echo "Documentation     $docs"
4334 echo "Tools             $tools"
4335 echo "GUEST_BASE        $guest_base"
4336 echo "PIE               $pie"
4337 echo "vde support       $vde"
4338 echo "netmap support    $netmap"
4339 echo "Linux AIO support $linux_aio"
4340 echo "(X)ATTR support   $attr"
4341 echo "Install blobs     $blobs"
4342 echo "KVM support       $kvm"
4343 echo "RDMA support      $rdma"
4344 echo "TCG interpreter   $tcg_interpreter"
4345 echo "fdt support       $fdt"
4346 echo "preadv support    $preadv"
4347 echo "fdatasync         $fdatasync"
4348 echo "madvise           $madvise"
4349 echo "posix_madvise     $posix_madvise"
4350 echo "sigev_thread_id   $sigev_thread_id"
4351 echo "uuid support      $uuid"
4352 echo "libcap-ng support $cap_ng"
4353 echo "vhost-net support $vhost_net"
4354 echo "vhost-scsi support $vhost_scsi"
4355 echo "Trace backends    $trace_backends"
4356 if test "$trace_backend" = "simple"; then
4357 echo "Trace output file $trace_file-<pid>"
4358 fi
4359 if test "$spice" = "yes"; then
4360 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4361 else
4362 echo "spice support     $spice"
4363 fi
4364 echo "rbd support       $rbd"
4365 echo "xfsctl support    $xfs"
4366 echo "nss used          $smartcard_nss"
4367 echo "libusb            $libusb"
4368 echo "usb net redir     $usb_redir"
4369 echo "GLX support       $glx"
4370 echo "libiscsi support  $libiscsi"
4371 echo "libnfs support    $libnfs"
4372 echo "build guest agent $guest_agent"
4373 echo "QGA VSS support   $guest_agent_with_vss"
4374 echo "seccomp support   $seccomp"
4375 echo "coroutine backend $coroutine"
4376 echo "coroutine pool    $coroutine_pool"
4377 echo "GlusterFS support $glusterfs"
4378 echo "Archipelago support $archipelago"
4379 echo "gcov              $gcov_tool"
4380 echo "gcov enabled      $gcov"
4381 echo "TPM support       $tpm"
4382 echo "libssh2 support   $libssh2"
4383 echo "TPM passthrough   $tpm_passthrough"
4384 echo "QOM debugging     $qom_cast_debug"
4385 echo "vhdx              $vhdx"
4386 echo "Quorum            $quorum"
4387 echo "lzo support       $lzo"
4388 echo "snappy support    $snappy"
4389 echo "NUMA host support $numa"
4390
4391 if test "$sdl_too_old" = "yes"; then
4392 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4393 fi
4394
4395 config_host_mak="config-host.mak"
4396
4397 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4398
4399 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4400 echo >> $config_host_mak
4401
4402 echo all: >> $config_host_mak
4403 echo "prefix=$prefix" >> $config_host_mak
4404 echo "bindir=$bindir" >> $config_host_mak
4405 echo "libdir=$libdir" >> $config_host_mak
4406 echo "libexecdir=$libexecdir" >> $config_host_mak
4407 echo "includedir=$includedir" >> $config_host_mak
4408 echo "mandir=$mandir" >> $config_host_mak
4409 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4410 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4411 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4412 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4413 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4414 if test "$mingw32" = "no" ; then
4415   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4416 fi
4417 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4418 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4419 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4420 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4421 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4422
4423 echo "ARCH=$ARCH" >> $config_host_mak
4424
4425 if test "$debug_tcg" = "yes" ; then
4426   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4427 fi
4428 if test "$strip_opt" = "yes" ; then
4429   echo "STRIP=${strip}" >> $config_host_mak
4430 fi
4431 if test "$bigendian" = "yes" ; then
4432   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4433 fi
4434 if test "$mingw32" = "yes" ; then
4435   echo "CONFIG_WIN32=y" >> $config_host_mak
4436   echo "CONFIG_INSTALLER=y" >> $config_host_mak
4437   rc_version=`cat "$source_path/VERSION"`
4438   version_major=${rc_version%%.*}
4439   rc_version=${rc_version#*.}
4440   version_minor=${rc_version%%.*}
4441   rc_version=${rc_version#*.}
4442   version_subminor=${rc_version%%.*}
4443   version_micro=0
4444   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4445   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4446   if test "$guest_agent_with_vss" = "yes" ; then
4447     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4448     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4449   fi
4450 else
4451   echo "CONFIG_POSIX=y" >> $config_host_mak
4452 fi
4453
4454 if test "$linux" = "yes" ; then
4455   echo "CONFIG_LINUX=y" >> $config_host_mak
4456 fi
4457
4458 if test "$darwin" = "yes" ; then
4459   echo "CONFIG_DARWIN=y" >> $config_host_mak
4460 fi
4461
4462 if test "$aix" = "yes" ; then
4463   echo "CONFIG_AIX=y" >> $config_host_mak
4464 fi
4465
4466 if test "$solaris" = "yes" ; then
4467   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4468   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4469   if test "$needs_libsunmath" = "yes" ; then
4470     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4471   fi
4472 fi
4473 if test "$haiku" = "yes" ; then
4474   echo "CONFIG_HAIKU=y" >> $config_host_mak
4475 fi
4476 if test "$static" = "yes" ; then
4477   echo "CONFIG_STATIC=y" >> $config_host_mak
4478 fi
4479 if test "$profiler" = "yes" ; then
4480   echo "CONFIG_PROFILER=y" >> $config_host_mak
4481 fi
4482 if test "$slirp" = "yes" ; then
4483   echo "CONFIG_SLIRP=y" >> $config_host_mak
4484   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4485 fi
4486 if test "$vde" = "yes" ; then
4487   echo "CONFIG_VDE=y" >> $config_host_mak
4488 fi
4489 if test "$netmap" = "yes" ; then
4490   echo "CONFIG_NETMAP=y" >> $config_host_mak
4491 fi
4492 if test "$l2tpv3" = "yes" ; then
4493   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4494 fi
4495 if test "$cap_ng" = "yes" ; then
4496   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4497 fi
4498 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4499 for drv in $audio_drv_list; do
4500     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4501     echo "$def=y" >> $config_host_mak
4502     if test "$drv" = "fmod"; then
4503         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4504     fi
4505 done
4506 if test "$audio_pt_int" = "yes" ; then
4507   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4508 fi
4509 if test "$audio_win_int" = "yes" ; then
4510   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4511 fi
4512 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4513 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4514 if test "$vnc" = "yes" ; then
4515   echo "CONFIG_VNC=y" >> $config_host_mak
4516 fi
4517 if test "$vnc_tls" = "yes" ; then
4518   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4519 fi
4520 if test "$vnc_sasl" = "yes" ; then
4521   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4522 fi
4523 if test "$vnc_jpeg" = "yes" ; then
4524   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4525 fi
4526 if test "$vnc_png" = "yes" ; then
4527   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4528 fi
4529 if test "$vnc_ws" = "yes" ; then
4530   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4531   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4532 fi
4533 if test "$fnmatch" = "yes" ; then
4534   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4535 fi
4536 if test "$uuid" = "yes" ; then
4537   echo "CONFIG_UUID=y" >> $config_host_mak
4538 fi
4539 if test "$xfs" = "yes" ; then
4540   echo "CONFIG_XFS=y" >> $config_host_mak
4541 fi
4542 qemu_version=`head "$source_path/VERSION"`
4543 echo "VERSION=$qemu_version" >>$config_host_mak
4544 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4545 echo "SRC_PATH=$source_path" >> $config_host_mak
4546 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4547 if [ "$docs" = "yes" ] ; then
4548   echo "BUILD_DOCS=yes" >> $config_host_mak
4549 fi
4550 if [ "$want_tools" = "yes" ] ; then
4551   echo "BUILD_TOOLS=yes" >> $config_host_mak
4552 fi
4553 if test "$modules" = "yes"; then
4554   # $shacmd can generate a hash started with digit, which the compiler doesn't
4555   # like as an symbol. So prefix it with an underscore
4556   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4557   echo "CONFIG_MODULES=y" >> $config_host_mak
4558 fi
4559 if test "$sdl" = "yes" ; then
4560   echo "CONFIG_SDL=y" >> $config_host_mak
4561   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4562   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4563 fi
4564 if test "$cocoa" = "yes" ; then
4565   echo "CONFIG_COCOA=y" >> $config_host_mak
4566 fi
4567 if test "$curses" = "yes" ; then
4568   echo "CONFIG_CURSES=y" >> $config_host_mak
4569 fi
4570 if test "$utimens" = "yes" ; then
4571   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4572 fi
4573 if test "$pipe2" = "yes" ; then
4574   echo "CONFIG_PIPE2=y" >> $config_host_mak
4575 fi
4576 if test "$accept4" = "yes" ; then
4577   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4578 fi
4579 if test "$splice" = "yes" ; then
4580   echo "CONFIG_SPLICE=y" >> $config_host_mak
4581 fi
4582 if test "$eventfd" = "yes" ; then
4583   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4584 fi
4585 if test "$fallocate" = "yes" ; then
4586   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4587 fi
4588 if test "$fallocate_punch_hole" = "yes" ; then
4589   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4590 fi
4591 if test "$posix_fallocate" = "yes" ; then
4592   echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
4593 fi
4594 if test "$sync_file_range" = "yes" ; then
4595   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4596 fi
4597 if test "$fiemap" = "yes" ; then
4598   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4599 fi
4600 if test "$dup3" = "yes" ; then
4601   echo "CONFIG_DUP3=y" >> $config_host_mak
4602 fi
4603 if test "$ppoll" = "yes" ; then
4604   echo "CONFIG_PPOLL=y" >> $config_host_mak
4605 fi
4606 if test "$prctl_pr_set_timerslack" = "yes" ; then
4607   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4608 fi
4609 if test "$epoll" = "yes" ; then
4610   echo "CONFIG_EPOLL=y" >> $config_host_mak
4611 fi
4612 if test "$epoll_create1" = "yes" ; then
4613   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4614 fi
4615 if test "$epoll_pwait" = "yes" ; then
4616   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4617 fi
4618 if test "$sendfile" = "yes" ; then
4619   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4620 fi
4621 if test "$timerfd" = "yes" ; then
4622   echo "CONFIG_TIMERFD=y" >> $config_host_mak
4623 fi
4624 if test "$setns" = "yes" ; then
4625   echo "CONFIG_SETNS=y" >> $config_host_mak
4626 fi
4627 if test "$inotify" = "yes" ; then
4628   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4629 fi
4630 if test "$inotify1" = "yes" ; then
4631   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4632 fi
4633 if test "$byteswap_h" = "yes" ; then
4634   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4635 fi
4636 if test "$bswap_h" = "yes" ; then
4637   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4638 fi
4639 if test "$curl" = "yes" ; then
4640   echo "CONFIG_CURL=m" >> $config_host_mak
4641   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4642   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4643 fi
4644 if test "$brlapi" = "yes" ; then
4645   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4646 fi
4647 if test "$bluez" = "yes" ; then
4648   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4649   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4650 fi
4651 if test "glib_subprocess" = "yes" ; then
4652   echo "CONFIG_HAS_GLIB_SUBPROCESS_TESTS=y" >> $config_host_mak
4653 fi
4654 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4655 if test "$gtk" = "yes" ; then
4656   echo "CONFIG_GTK=y" >> $config_host_mak
4657   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4658   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4659 fi
4660 if test "$vte" = "yes" ; then
4661   echo "CONFIG_VTE=y" >> $config_host_mak
4662   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4663 fi
4664 if test "$xen" = "yes" ; then
4665   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4666   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4667 fi
4668 if test "$linux_aio" = "yes" ; then
4669   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4670 fi
4671 if test "$attr" = "yes" ; then
4672   echo "CONFIG_ATTR=y" >> $config_host_mak
4673 fi
4674 if test "$libattr" = "yes" ; then
4675   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4676 fi
4677 if test "$virtfs" = "yes" ; then
4678   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4679 fi
4680 if test "$vhost_scsi" = "yes" ; then
4681   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4682 fi
4683 if test "$vhost_net" = "yes" ; then
4684   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4685 fi
4686 if test "$blobs" = "yes" ; then
4687   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4688 fi
4689 if test "$iovec" = "yes" ; then
4690   echo "CONFIG_IOVEC=y" >> $config_host_mak
4691 fi
4692 if test "$preadv" = "yes" ; then
4693   echo "CONFIG_PREADV=y" >> $config_host_mak
4694 fi
4695 if test "$fdt" = "yes" ; then
4696   echo "CONFIG_FDT=y" >> $config_host_mak
4697 fi
4698 if test "$signalfd" = "yes" ; then
4699   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4700 fi
4701 if test "$tcg_interpreter" = "yes" ; then
4702   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4703 fi
4704 if test "$fdatasync" = "yes" ; then
4705   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4706 fi
4707 if test "$madvise" = "yes" ; then
4708   echo "CONFIG_MADVISE=y" >> $config_host_mak
4709 fi
4710 if test "$posix_madvise" = "yes" ; then
4711   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4712 fi
4713 if test "$sigev_thread_id" = "yes" ; then
4714   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4715 fi
4716
4717 if test "$spice" = "yes" ; then
4718   echo "CONFIG_SPICE=y" >> $config_host_mak
4719 fi
4720
4721 if test "$smartcard_nss" = "yes" ; then
4722   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4723   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4724   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4725 fi
4726
4727 if test "$libusb" = "yes" ; then
4728   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4729 fi
4730
4731 if test "$usb_redir" = "yes" ; then
4732   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4733 fi
4734
4735 if test "$glx" = "yes" ; then
4736   echo "CONFIG_GLX=y" >> $config_host_mak
4737   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4738 fi
4739
4740 if test "$lzo" = "yes" ; then
4741   echo "CONFIG_LZO=y" >> $config_host_mak
4742 fi
4743
4744 if test "$snappy" = "yes" ; then
4745   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4746 fi
4747
4748 if test "$libiscsi" = "yes" ; then
4749   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4750   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4751   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4752 fi
4753
4754 if test "$libnfs" = "yes" ; then
4755   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4756 fi
4757
4758 if test "$seccomp" = "yes"; then
4759   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4760 fi
4761
4762 # XXX: suppress that
4763 if [ "$bsd" = "yes" ] ; then
4764   echo "CONFIG_BSD=y" >> $config_host_mak
4765 fi
4766
4767 if test "$zero_malloc" = "yes" ; then
4768   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4769 fi
4770 if test "$qom_cast_debug" = "yes" ; then
4771   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4772 fi
4773 if test "$rbd" = "yes" ; then
4774   echo "CONFIG_RBD=m" >> $config_host_mak
4775   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4776   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4777 fi
4778
4779 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4780 if test "$coroutine_pool" = "yes" ; then
4781   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4782 else
4783   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4784 fi
4785
4786 if test "$open_by_handle_at" = "yes" ; then
4787   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4788 fi
4789
4790 if test "$linux_magic_h" = "yes" ; then
4791   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4792 fi
4793
4794 if test "$pragma_diagnostic_available" = "yes" ; then
4795   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4796 fi
4797
4798 if test "$valgrind_h" = "yes" ; then
4799   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4800 fi
4801
4802 if test "$has_environ" = "yes" ; then
4803   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4804 fi
4805
4806 if test "$cpuid_h" = "yes" ; then
4807   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4808 fi
4809
4810 if test "$int128" = "yes" ; then
4811   echo "CONFIG_INT128=y" >> $config_host_mak
4812 fi
4813
4814 if test "$getauxval" = "yes" ; then
4815   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4816 fi
4817
4818 if test "$glusterfs" = "yes" ; then
4819   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4820   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4821   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4822 fi
4823
4824 if test "$glusterfs_discard" = "yes" ; then
4825   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4826 fi
4827
4828 if test "$glusterfs_zerofill" = "yes" ; then
4829   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4830 fi
4831
4832 if test "$archipelago" = "yes" ; then
4833   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4834   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4835 fi
4836
4837 if test "$libssh2" = "yes" ; then
4838   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4839   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4840   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4841 fi
4842
4843 if test "$quorum" = "yes" ; then
4844   echo "CONFIG_QUORUM=y" >> $config_host_mak
4845 fi
4846
4847 if test "$vhdx" = "yes" ; then
4848   echo "CONFIG_VHDX=y" >> $config_host_mak
4849 fi
4850
4851 # USB host support
4852 if test "$libusb" = "yes"; then
4853   echo "HOST_USB=libusb legacy" >> $config_host_mak
4854 else
4855   echo "HOST_USB=stub" >> $config_host_mak
4856 fi
4857
4858 # TPM passthrough support?
4859 if test "$tpm" = "yes"; then
4860   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4861   if test "$tpm_passthrough" = "yes"; then
4862     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4863   fi
4864 fi
4865
4866 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4867 if have_backend "nop"; then
4868   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4869 fi
4870 if have_backend "simple"; then
4871   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4872   # Set the appropriate trace file.
4873   trace_file="\"$trace_file-\" FMT_pid"
4874 fi
4875 if have_backend "stderr"; then
4876   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4877 fi
4878 if have_backend "ust"; then
4879   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4880 fi
4881 if have_backend "dtrace"; then
4882   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4883   if test "$trace_backend_stap" = "yes" ; then
4884     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4885   fi
4886 fi
4887 if have_backend "ftrace"; then
4888   if test "$linux" = "yes" ; then
4889     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4890   else
4891     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4892   fi
4893 fi
4894 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4895
4896 if test "$rdma" = "yes" ; then
4897   echo "CONFIG_RDMA=y" >> $config_host_mak
4898 fi
4899
4900 # Hold two types of flag:
4901 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4902 #                                     a thread we have a handle to
4903 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4904 #                                     platform
4905 if test "$pthread_setname_np" = "yes" ; then
4906   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4907   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4908 fi
4909
4910 if test "$tcg_interpreter" = "yes"; then
4911   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4912 elif test "$ARCH" = "sparc64" ; then
4913   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4914 elif test "$ARCH" = "s390x" ; then
4915   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4916 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4917   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4918 elif test "$ARCH" = "ppc64" ; then
4919   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4920 else
4921   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4922 fi
4923 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4924
4925 echo "TOOLS=$tools" >> $config_host_mak
4926 echo "ROMS=$roms" >> $config_host_mak
4927 echo "MAKE=$make" >> $config_host_mak
4928 echo "INSTALL=$install" >> $config_host_mak
4929 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4930 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4931 if test -n "$libtool"; then
4932   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4933   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4934 else
4935   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4936   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4937 fi
4938 echo "PYTHON=$python" >> $config_host_mak
4939 echo "CC=$cc" >> $config_host_mak
4940 if $iasl -h > /dev/null 2>&1; then
4941   echo "IASL=$iasl" >> $config_host_mak
4942 fi
4943 echo "CC_I386=$cc_i386" >> $config_host_mak
4944 echo "HOST_CC=$host_cc" >> $config_host_mak
4945 echo "CXX=$cxx" >> $config_host_mak
4946 echo "OBJCC=$objcc" >> $config_host_mak
4947 echo "AR=$ar" >> $config_host_mak
4948 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4949 echo "AS=$as" >> $config_host_mak
4950 echo "CPP=$cpp" >> $config_host_mak
4951 echo "OBJCOPY=$objcopy" >> $config_host_mak
4952 echo "LD=$ld" >> $config_host_mak
4953 echo "NM=$nm" >> $config_host_mak
4954 echo "WINDRES=$windres" >> $config_host_mak
4955 echo "LIBTOOL=$libtool" >> $config_host_mak
4956 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4957 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4958 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4959 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4960 if test "$sparse" = "yes" ; then
4961   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4962   echo "CXX          := REAL_CC=\"\$(CXX)\" cgcc"      >> $config_host_mak
4963   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4964   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4965 fi
4966 if test "$cross_prefix" != ""; then
4967   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4968 else
4969   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4970 fi
4971 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4972 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
4973 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4974 echo "LIBS+=$LIBS" >> $config_host_mak
4975 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4976 echo "EXESUF=$EXESUF" >> $config_host_mak
4977 echo "DSOSUF=$DSOSUF" >> $config_host_mak
4978 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
4979 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4980 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4981 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4982 if test "$gcov" = "yes" ; then
4983   echo "CONFIG_GCOV=y" >> $config_host_mak
4984   echo "GCOV=$gcov_tool" >> $config_host_mak
4985 fi
4986
4987 # use included Linux headers
4988 if test "$linux" = "yes" ; then
4989   mkdir -p linux-headers
4990   case "$cpu" in
4991   i386|x86_64|x32)
4992     linux_arch=x86
4993     ;;
4994   ppcemb|ppc|ppc64)
4995     linux_arch=powerpc
4996     ;;
4997   s390x)
4998     linux_arch=s390
4999     ;;
5000   aarch64)
5001     linux_arch=arm64
5002     ;;
5003   mips64)
5004     linux_arch=mips
5005     ;;
5006   *)
5007     # For most CPUs the kernel architecture name and QEMU CPU name match.
5008     linux_arch="$cpu"
5009     ;;
5010   esac
5011     # For non-KVM architectures we will not have asm headers
5012     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
5013       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
5014     fi
5015 fi
5016
5017 for target in $target_list; do
5018 target_dir="$target"
5019 config_target_mak=$target_dir/config-target.mak
5020 target_name=`echo $target | cut -d '-' -f 1`
5021 target_bigendian="no"
5022
5023 case "$target_name" in
5024   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
5025   target_bigendian=yes
5026   ;;
5027 esac
5028 target_softmmu="no"
5029 target_user_only="no"
5030 target_linux_user="no"
5031 target_bsd_user="no"
5032 case "$target" in
5033   ${target_name}-softmmu)
5034     target_softmmu="yes"
5035     ;;
5036   ${target_name}-linux-user)
5037     if test "$linux" != "yes" ; then
5038       error_exit "Target '$target' is only available on a Linux host"
5039     fi
5040     target_user_only="yes"
5041     target_linux_user="yes"
5042     ;;
5043   ${target_name}-bsd-user)
5044     if test "$bsd" != "yes" ; then
5045       error_exit "Target '$target' is only available on a BSD host"
5046     fi
5047     target_user_only="yes"
5048     target_bsd_user="yes"
5049     ;;
5050   *)
5051     error_exit "Target '$target' not recognised"
5052     exit 1
5053     ;;
5054 esac
5055
5056 mkdir -p $target_dir
5057 echo "# Automatically generated by configure - do not modify" > $config_target_mak
5058
5059 bflt="no"
5060 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
5061 gdb_xml_files=""
5062
5063 TARGET_ARCH="$target_name"
5064 TARGET_BASE_ARCH=""
5065 TARGET_ABI_DIR=""
5066
5067 case "$target_name" in
5068   i386)
5069   ;;
5070   x86_64)
5071     TARGET_BASE_ARCH=i386
5072   ;;
5073   alpha)
5074   ;;
5075   arm|armeb)
5076     TARGET_ARCH=arm
5077     bflt="yes"
5078     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5079   ;;
5080   aarch64)
5081     TARGET_BASE_ARCH=arm
5082     bflt="yes"
5083     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
5084   ;;
5085   cris)
5086   ;;
5087   lm32)
5088   ;;
5089   m68k)
5090     bflt="yes"
5091     gdb_xml_files="cf-core.xml cf-fp.xml"
5092   ;;
5093   microblaze|microblazeel)
5094     TARGET_ARCH=microblaze
5095     bflt="yes"
5096   ;;
5097   mips|mipsel)
5098     TARGET_ARCH=mips
5099     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
5100   ;;
5101   mipsn32|mipsn32el)
5102     TARGET_ARCH=mips64
5103     TARGET_BASE_ARCH=mips
5104     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5105     echo "TARGET_ABI32=y" >> $config_target_mak
5106   ;;
5107   mips64|mips64el)
5108     TARGET_ARCH=mips64
5109     TARGET_BASE_ARCH=mips
5110     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5111   ;;
5112   tricore)
5113   ;;
5114   moxie)
5115   ;;
5116   or32)
5117     TARGET_ARCH=openrisc
5118     TARGET_BASE_ARCH=openrisc
5119   ;;
5120   ppc)
5121     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5122   ;;
5123   ppcemb)
5124     TARGET_BASE_ARCH=ppc
5125     TARGET_ABI_DIR=ppc
5126     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5127   ;;
5128   ppc64)
5129     TARGET_BASE_ARCH=ppc
5130     TARGET_ABI_DIR=ppc
5131     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5132   ;;
5133   ppc64le)
5134     TARGET_ARCH=ppc64
5135     TARGET_BASE_ARCH=ppc
5136     TARGET_ABI_DIR=ppc
5137     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5138   ;;
5139   ppc64abi32)
5140     TARGET_ARCH=ppc64
5141     TARGET_BASE_ARCH=ppc
5142     TARGET_ABI_DIR=ppc
5143     echo "TARGET_ABI32=y" >> $config_target_mak
5144     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5145   ;;
5146   sh4|sh4eb)
5147     TARGET_ARCH=sh4
5148     bflt="yes"
5149   ;;
5150   sparc)
5151   ;;
5152   sparc64)
5153     TARGET_BASE_ARCH=sparc
5154   ;;
5155   sparc32plus)
5156     TARGET_ARCH=sparc64
5157     TARGET_BASE_ARCH=sparc
5158     TARGET_ABI_DIR=sparc
5159     echo "TARGET_ABI32=y" >> $config_target_mak
5160   ;;
5161   s390x)
5162     gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml"
5163   ;;
5164   unicore32)
5165   ;;
5166   xtensa|xtensaeb)
5167     TARGET_ARCH=xtensa
5168   ;;
5169   *)
5170     error_exit "Unsupported target CPU"
5171   ;;
5172 esac
5173 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5174 if [ "$TARGET_BASE_ARCH" = "" ]; then
5175   TARGET_BASE_ARCH=$TARGET_ARCH
5176 fi
5177
5178 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5179
5180 upper() {
5181     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5182 }
5183
5184 target_arch_name="`upper $TARGET_ARCH`"
5185 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5186 echo "TARGET_NAME=$target_name" >> $config_target_mak
5187 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5188 if [ "$TARGET_ABI_DIR" = "" ]; then
5189   TARGET_ABI_DIR=$TARGET_ARCH
5190 fi
5191 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5192 if [ "$HOST_VARIANT_DIR" != "" ]; then
5193     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5194 fi
5195 case "$target_name" in
5196   i386|x86_64)
5197     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5198       echo "CONFIG_XEN=y" >> $config_target_mak
5199       if test "$xen_pci_passthrough" = yes; then
5200         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5201       fi
5202     fi
5203     ;;
5204   *)
5205 esac
5206 case "$target_name" in
5207   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5208     # Make sure the target and host cpus are compatible
5209     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5210       \( "$target_name" = "$cpu" -o \
5211       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5212       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5213       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5214       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5215       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5216       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5217       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5218       echo "CONFIG_KVM=y" >> $config_target_mak
5219       if test "$vhost_net" = "yes" ; then
5220         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5221       fi
5222     fi
5223 esac
5224 if test "$target_bigendian" = "yes" ; then
5225   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5226 fi
5227 if test "$target_softmmu" = "yes" ; then
5228   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5229 fi
5230 if test "$target_user_only" = "yes" ; then
5231   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5232   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5233 fi
5234 if test "$target_linux_user" = "yes" ; then
5235   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5236 fi
5237 list=""
5238 if test ! -z "$gdb_xml_files" ; then
5239   for x in $gdb_xml_files; do
5240     list="$list $source_path/gdb-xml/$x"
5241   done
5242   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5243 fi
5244
5245 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5246   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5247 fi
5248 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5249   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5250 fi
5251 if test "$target_bsd_user" = "yes" ; then
5252   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5253 fi
5254
5255 # generate QEMU_CFLAGS/LDFLAGS for targets
5256
5257 cflags=""
5258 ldflags=""
5259
5260 for i in $ARCH $TARGET_BASE_ARCH ; do
5261   case "$i" in
5262   alpha)
5263     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5264     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5265   ;;
5266   aarch64)
5267     if test -n "${cxx}"; then
5268       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5269       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5270     fi
5271   ;;
5272   arm)
5273     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5274     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5275     if test -n "${cxx}"; then
5276       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5277       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5278     fi
5279   ;;
5280   cris)
5281     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5282     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5283   ;;
5284   hppa)
5285     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5286     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5287   ;;
5288   i386|x86_64|x32)
5289     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5290     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5291   ;;
5292   ia64*)
5293     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5294     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5295   ;;
5296   lm32)
5297     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5298     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5299   ;;
5300   m68k)
5301     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5302     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5303   ;;
5304   microblaze*)
5305     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5306     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5307   ;;
5308   mips*)
5309     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5310     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5311   ;;
5312   moxie*)
5313     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5314     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5315   ;;
5316   or32)
5317     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5318     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5319   ;;
5320   ppc*)
5321     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5322     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5323   ;;
5324   s390*)
5325     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5326     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5327   ;;
5328   sh4)
5329     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5330     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5331   ;;
5332   sparc*)
5333     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5334     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5335   ;;
5336   xtensa*)
5337     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5338     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5339   ;;
5340   esac
5341 done
5342 if test "$tcg_interpreter" = "yes" ; then
5343   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5344   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5345 fi
5346
5347 case "$ARCH" in
5348 alpha)
5349   # Ensure there's only a single GP
5350   cflags="-msmall-data $cflags"
5351 ;;
5352 esac
5353
5354 if test "$gprof" = "yes" ; then
5355   echo "TARGET_GPROF=yes" >> $config_target_mak
5356   if test "$target_linux_user" = "yes" ; then
5357     cflags="-p $cflags"
5358     ldflags="-p $ldflags"
5359   fi
5360   if test "$target_softmmu" = "yes" ; then
5361     ldflags="-p $ldflags"
5362     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5363   fi
5364 fi
5365
5366 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5367   ldflags="$ldflags $textseg_ldflags"
5368 fi
5369
5370 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5371 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5372
5373 done # for target in $targets
5374
5375 if [ "$pixman" = "internal" ]; then
5376   echo "config-host.h: subdir-pixman" >> $config_host_mak
5377 fi
5378
5379 if test "$rdma" = "yes" ; then
5380 echo "CONFIG_RDMA=y" >> $config_host_mak
5381 fi
5382
5383 if [ "$dtc_internal" = "yes" ]; then
5384   echo "config-host.h: subdir-dtc" >> $config_host_mak
5385 fi
5386
5387 if test "$numa" = "yes"; then
5388   echo "CONFIG_NUMA=y" >> $config_host_mak
5389 fi
5390
5391 # build tree in object directory in case the source is not in the current directory
5392 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5393 DIRS="$DIRS fsdev"
5394 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5395 DIRS="$DIRS roms/seabios roms/vgabios"
5396 DIRS="$DIRS qapi-generated"
5397 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5398 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5399 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5400 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5401 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5402 FILES="$FILES pc-bios/s390-ccw/Makefile"
5403 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5404 FILES="$FILES pc-bios/qemu-icon.bmp"
5405 for bios_file in \
5406     $source_path/pc-bios/*.bin \
5407     $source_path/pc-bios/*.aml \
5408     $source_path/pc-bios/*.rom \
5409     $source_path/pc-bios/*.dtb \
5410     $source_path/pc-bios/*.img \
5411     $source_path/pc-bios/openbios-* \
5412     $source_path/pc-bios/u-boot.* \
5413     $source_path/pc-bios/palcode-*
5414 do
5415     FILES="$FILES pc-bios/`basename $bios_file`"
5416 done
5417 for test_file in `find $source_path/tests/acpi-test-data -type f`
5418 do
5419     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5420 done
5421 mkdir -p $DIRS
5422 for f in $FILES ; do
5423     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5424         symlink "$source_path/$f" "$f"
5425     fi
5426 done
5427
5428 # temporary config to build submodules
5429 for rom in seabios vgabios ; do
5430     config_mak=roms/$rom/config.mak
5431     echo "# Automatically generated by configure - do not modify" > $config_mak
5432     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5433     echo "AS=$as" >> $config_mak
5434     echo "CC=$cc" >> $config_mak
5435     echo "BCC=bcc" >> $config_mak
5436     echo "CPP=$cpp" >> $config_mak
5437     echo "OBJCOPY=objcopy" >> $config_mak
5438     echo "IASL=$iasl" >> $config_mak
5439     echo "LD=$ld" >> $config_mak
5440 done
5441
5442 # set up qemu-iotests in this build directory
5443 iotests_common_env="tests/qemu-iotests/common.env"
5444 iotests_check="tests/qemu-iotests/check"
5445
5446 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5447 echo >> "$iotests_common_env"
5448 echo "export PYTHON='$python'" >> "$iotests_common_env"
5449
5450 if [ ! -e "$iotests_check" ]; then
5451     symlink "$source_path/$iotests_check" "$iotests_check"
5452 fi
5453
5454 # Save the configure command line for later reuse.
5455 cat <<EOD >config.status
5456 #!/bin/sh
5457 # Generated by configure.
5458 # Run this file to recreate the current configuration.
5459 # Compiler output produced by configure, useful for debugging
5460 # configure, is in config.log if it exists.
5461 EOD
5462 printf "exec" >>config.status
5463 printf " '%s'" "$0" "$@" >>config.status
5464 echo >>config.status
5465 chmod +x config.status
5466
5467 rm -r "$TMPDIR1"