configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5
   6 # Unset some variables known to interfere with behavior of common tools,
   7 # just as autoconf does.
   8 CLICOLOR_FORCE= GREP_OPTIONS=
   9 unset CLICOLOR_FORCE GREP_OPTIONS
  10
  11 # Temporary directory used for files created while
  12 # configure runs. Since it is in the build directory
  13 # we can safely blow away any previous version of it
  14 # (and we need not jump through hoops to try to delete
  15 # it when configure exits.)
  16 TMPDIR1="config-temp"
  17 rm -rf "${TMPDIR1}"
  18 mkdir -p "${TMPDIR1}"
  19 if [ $? -ne 0 ]; then
  20     echo "ERROR: failed to create temporary directory"
  21     exit 1
  22 fi
  23
  24 TMPB="qemu-conf"
  25 TMPC="${TMPDIR1}/${TMPB}.c"
  26 TMPO="${TMPDIR1}/${TMPB}.o"
  27 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
  28 TMPL="${TMPDIR1}/${TMPB}.lo"
  29 TMPA="${TMPDIR1}/lib${TMPB}.la"
  30 TMPE="${TMPDIR1}/${TMPB}.exe"
  31
  32 rm -f config.log
  33
  34 # Print a helpful header at the top of config.log
  35 echo "# QEMU configure log $(date)" >> config.log
  36 printf "# Configured with:" >> config.log
  37 printf " '%s'" "$0" "$@" >> config.log
  38 echo >> config.log
  39 echo "#" >> config.log
  40
  41 error_exit() {
  42     echo
  43     echo "ERROR: $1"
  44     while test -n "$2"; do
  45         echo "       $2"
  46         shift
  47     done
  48     echo
  49     exit 1
  50 }
  51
  52 do_compiler() {
  53     # Run the compiler, capturing its output to the log. First argument
  54     # is compiler binary to execute.
  55     local compiler="$1"
  56     shift
  57     echo $compiler "$@" >> config.log
  58     $compiler "$@" >> config.log 2>&1 || return $?
  59     # Test passed. If this is an --enable-werror build, rerun
  60     # the test with -Werror and bail out if it fails. This
  61     # makes warning-generating-errors in configure test code
  62     # obvious to developers.
  63     if test "$werror" != "yes"; then
  64         return 0
  65     fi
  66     # Don't bother rerunning the compile if we were already using -Werror
  67     case "$*" in
  68         *-Werror*)
  69            return 0
  70         ;;
  71     esac
  72     echo $compiler -Werror "$@" >> config.log
  73     $compiler -Werror "$@" >> config.log 2>&1 && return $?
  74     error_exit "configure test passed without -Werror but failed with -Werror." \
  75         "This is probably a bug in the configure script. The failing command" \
  76         "will be at the bottom of config.log." \
  77         "You can run configure with --disable-werror to bypass this check."
  78 }
  79
  80 do_cc() {
  81     do_compiler "$cc" "$@"
  82 }
  83
  84 do_cxx() {
  85     do_compiler "$cxx" "$@"
  86 }
  87
  88 update_cxxflags() {
  89     # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
  90     # options which some versions of GCC's C++ compiler complain about
  91     # because they only make sense for C programs.
  92     QEMU_CXXFLAGS=
  93     for arg in $QEMU_CFLAGS; do
  94         case $arg in
  95             -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
  96             -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
  97                 ;;
  98             *)
  99                 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
 100                 ;;
 101         esac
 102     done
 103 }
 104
 105 compile_object() {
 106   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
 107 }
 108
 109 compile_prog() {
 110   local_cflags="$1"
 111   local_ldflags="$2"
 112   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
 113 }
 114
 115 do_libtool() {
 116     local mode=$1
 117     shift
 118     # Run the compiler, capturing its output to the log.
 119     echo $libtool $mode --tag=CC $cc "$@" >> config.log
 120     $libtool $mode --tag=CC $cc "$@" >> config.log 2>&1 || return $?
 121     # Test passed. If this is an --enable-werror build, rerun
 122     # the test with -Werror and bail out if it fails. This
 123     # makes warning-generating-errors in configure test code
 124     # obvious to developers.
 125     if test "$werror" != "yes"; then
 126         return 0
 127     fi
 128     # Don't bother rerunning the compile if we were already using -Werror
 129     case "$*" in
 130         *-Werror*)
 131            return 0
 132         ;;
 133     esac
 134     echo $libtool $mode --tag=CC $cc -Werror "$@" >> config.log
 135     $libtool $mode --tag=CC $cc -Werror "$@" >> config.log 2>&1 && return $?
 136     error_exit "configure test passed without -Werror but failed with -Werror." \
 137         "This is probably a bug in the configure script. The failing command" \
 138         "will be at the bottom of config.log." \
 139         "You can run configure with --disable-werror to bypass this check."
 140 }
 141
 142 libtool_prog() {
 143     do_libtool --mode=compile $QEMU_CFLAGS -c -fPIE -DPIE -o $TMPO $TMPC || return $?
 144     do_libtool --mode=link $LDFLAGS -o $TMPA $TMPL -rpath /usr/local/lib
 145 }
 146
 147 # symbolically link $1 to $2.  Portable version of "ln -sf".
 148 symlink() {
 149   rm -rf "$2"
 150   mkdir -p "$(dirname "$2")"
 151   ln -s "$1" "$2"
 152 }
 153
 154 # check whether a command is available to this shell (may be either an
 155 # executable or a builtin)
 156 has() {
 157     type "$1" >/dev/null 2>&1
 158 }
 159
 160 # search for an executable in PATH
 161 path_of() {
 162     local_command="$1"
 163     local_ifs="$IFS"
 164     local_dir=""
 165
 166     # pathname has a dir component?
 167     if [ "${local_command#*/}" != "$local_command" ]; then
 168         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 169             echo "$local_command"
 170             return 0
 171         fi
 172     fi
 173     if [ -z "$local_command" ]; then
 174         return 1
 175     fi
 176
 177     IFS=:
 178     for local_dir in $PATH; do
 179         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 180             echo "$local_dir/$local_command"
 181             IFS="${local_ifs:-$(printf ' \t\n')}"
 182             return 0
 183         fi
 184     done
 185     # not found
 186     IFS="${local_ifs:-$(printf ' \t\n')}"
 187     return 1
 188 }
 189
 190 have_backend () {
 191     echo "$trace_backends" | grep "$1" >/dev/null
 192 }
 193
 194 # default parameters
 195 source_path=`dirname "$0"`
 196 cpu=""
 197 iasl="iasl"
 198 interp_prefix="/usr/gnemul/qemu-%M"
 199 static="no"
 200 cross_prefix=""
 201 audio_drv_list=""
 202 block_drv_rw_whitelist=""
 203 block_drv_ro_whitelist=""
 204 host_cc="cc"
 205 libs_softmmu=""
 206 libs_tools=""
 207 audio_pt_int=""
 208 audio_win_int=""
 209 cc_i386=i386-pc-linux-gnu-gcc
 210 libs_qga=""
 211 debug_info="yes"
 212 stack_protector=""
 213
 214 # Don't accept a target_list environment variable.
 215 unset target_list
 216
 217 # Default value for a variable defining feature "foo".
 218 #  * foo="no"  feature will only be used if --enable-foo arg is given
 219 #  * foo=""    feature will be searched for, and if found, will be used
 220 #              unless --disable-foo is given
 221 #  * foo="yes" this value will only be set by --enable-foo flag.
 222 #              feature will searched for,
 223 #              if not found, configure exits with error
 224 #
 225 # Always add --enable-foo and --disable-foo command line args.
 226 # Distributions want to ensure that several features are compiled in, and it
 227 # is impossible without a --enable-foo that exits if a feature is not found.
 228
 229 bluez=""
 230 brlapi=""
 231 curl=""
 232 curses=""
 233 docs=""
 234 fdt=""
 235 netmap="no"
 236 pixman=""
 237 sdl=""
 238 sdlabi="1.2"
 239 virtfs=""
 240 vnc="yes"
 241 sparse="no"
 242 uuid=""
 243 vde=""
 244 vnc_tls=""
 245 vnc_sasl=""
 246 vnc_jpeg=""
 247 vnc_png=""
 248 vnc_ws=""
 249 xen=""
 250 xen_ctrl_version=""
 251 xen_pci_passthrough=""
 252 linux_aio=""
 253 cap_ng=""
 254 attr=""
 255 libattr=""
 256 xfs=""
 257
 258 vhost_net="no"
 259 vhost_scsi="no"
 260 kvm="no"
 261 rdma=""
 262 gprof="no"
 263 debug_tcg="no"
 264 debug="no"
 265 strip_opt="yes"
 266 tcg_interpreter="no"
 267 bigendian="no"
 268 mingw32="no"
 269 gcov="no"
 270 gcov_tool="gcov"
 271 EXESUF=""
 272 DSOSUF=".so"
 273 LDFLAGS_SHARED="-shared"
 274 modules="no"
 275 prefix="/usr/local"
 276 mandir="\${prefix}/share/man"
 277 datadir="\${prefix}/share"
 278 qemu_docdir="\${prefix}/share/doc/qemu"
 279 bindir="\${prefix}/bin"
 280 libdir="\${prefix}/lib"
 281 libexecdir="\${prefix}/libexec"
 282 includedir="\${prefix}/include"
 283 sysconfdir="\${prefix}/etc"
 284 local_statedir="\${prefix}/var"
 285 confsuffix="/qemu"
 286 slirp="yes"
 287 fmod_lib=""
 288 fmod_inc=""
 289 oss_lib=""
 290 bsd="no"
 291 linux="no"
 292 solaris="no"
 293 profiler="no"
 294 cocoa="no"
 295 softmmu="yes"
 296 linux_user="no"
 297 bsd_user="no"
 298 guest_base="yes"
 299 aix="no"
 300 blobs="yes"
 301 pkgversion=""
 302 pie=""
 303 zero_malloc=""
 304 qom_cast_debug="yes"
 305 trace_backends="nop"
 306 trace_file="trace"
 307 spice=""
 308 rbd=""
 309 smartcard_nss=""
 310 libusb=""
 311 usb_redir=""
 312 glx=""
 313 zlib="yes"
 314 lzo=""
 315 snappy=""
 316 guest_agent=""
 317 guest_agent_with_vss="no"
 318 vss_win32_sdk=""
 319 win_sdk="no"
 320 want_tools="yes"
 321 libiscsi=""
 322 libnfs=""
 323 coroutine=""
 324 coroutine_pool=""
 325 seccomp=""
 326 glusterfs=""
 327 glusterfs_discard="no"
 328 glusterfs_zerofill="no"
 329 archipelago=""
 330 virtio_blk_data_plane=""
 331 gtk=""
 332 gtkabi=""
 333 vte=""
 334 tpm="yes"
 335 libssh2=""
 336 vhdx=""
 337 quorum=""
 338 numa=""
 339
 340 # parse CC options first
 341 for opt do
 342   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 343   case "$opt" in
 344   --cross-prefix=*) cross_prefix="$optarg"
 345   ;;
 346   --cc=*) CC="$optarg"
 347   ;;
 348   --cxx=*) CXX="$optarg"
 349   ;;
 350   --source-path=*) source_path="$optarg"
 351   ;;
 352   --cpu=*) cpu="$optarg"
 353   ;;
 354   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 355                     EXTRA_CFLAGS="$optarg"
 356   ;;
 357   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 358                      EXTRA_LDFLAGS="$optarg"
 359   ;;
 360   --enable-debug-info) debug_info="yes"
 361   ;;
 362   --disable-debug-info) debug_info="no"
 363   ;;
 364   esac
 365 done
 366 # OS specific
 367 # Using uname is really, really broken.  Once we have the right set of checks
 368 # we can eliminate its usage altogether.
 369
 370 # Preferred compiler:
 371 #  ${CC} (if set)
 372 #  ${cross_prefix}gcc (if cross-prefix specified)
 373 #  system compiler
 374 if test -z "${CC}${cross_prefix}"; then
 375   cc="$host_cc"
 376 else
 377   cc="${CC-${cross_prefix}gcc}"
 378 fi
 379
 380 if test -z "${CXX}${cross_prefix}"; then
 381   cxx="c++"
 382 else
 383   cxx="${CXX-${cross_prefix}g++}"
 384 fi
 385
 386 ar="${AR-${cross_prefix}ar}"
 387 as="${AS-${cross_prefix}as}"
 388 cpp="${CPP-$cc -E}"
 389 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 390 ld="${LD-${cross_prefix}ld}"
 391 libtool="${LIBTOOL-${cross_prefix}libtool}"
 392 strip="${STRIP-${cross_prefix}strip}"
 393 windres="${WINDRES-${cross_prefix}windres}"
 394 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 395 query_pkg_config() {
 396     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 397 }
 398 pkg_config=query_pkg_config
 399 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 400 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
 401
 402 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 403 ARFLAGS="${ARFLAGS-rv}"
 404
 405 # default flags for all hosts
 406 QEMU_CFLAGS="-fno-strict-aliasing -fno-common $QEMU_CFLAGS"
 407 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 408 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 409 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 410 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 411 if test "$debug_info" = "yes"; then
 412     CFLAGS="-g $CFLAGS"
 413     LDFLAGS="-g $LDFLAGS"
 414 fi
 415
 416 # make source path absolute
 417 source_path=`cd "$source_path"; pwd`
 418
 419 # running configure in the source tree?
 420 # we know that's the case if configure is there.
 421 if test -f "./configure"; then
 422     pwd_is_source_path="y"
 423 else
 424     pwd_is_source_path="n"
 425 fi
 426
 427 check_define() {
 428 cat > $TMPC <<EOF
 429 #if !defined($1)
 430 #error $1 not defined
 431 #endif
 432 int main(void) { return 0; }
 433 EOF
 434   compile_object
 435 }
 436
 437 if check_define __linux__ ; then
 438   targetos="Linux"
 439 elif check_define _WIN32 ; then
 440   targetos='MINGW32'
 441 elif check_define __OpenBSD__ ; then
 442   targetos='OpenBSD'
 443 elif check_define __sun__ ; then
 444   targetos='SunOS'
 445 elif check_define __HAIKU__ ; then
 446   targetos='Haiku'
 447 else
 448   targetos=`uname -s`
 449 fi
 450
 451 # Some host OSes need non-standard checks for which CPU to use.
 452 # Note that these checks are broken for cross-compilation: if you're
 453 # cross-compiling to one of these OSes then you'll need to specify
 454 # the correct CPU with the --cpu option.
 455 case $targetos in
 456 Darwin)
 457   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 458   # run 64-bit userspace code.
 459   # If the user didn't specify a CPU explicitly and the kernel says this is
 460   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 461   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 462     cpu="x86_64"
 463   fi
 464   ;;
 465 SunOS)
 466   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 467   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 468     cpu="x86_64"
 469   fi
 470 esac
 471
 472 if test ! -z "$cpu" ; then
 473   # command line argument
 474   :
 475 elif check_define __i386__ ; then
 476   cpu="i386"
 477 elif check_define __x86_64__ ; then
 478   if check_define __ILP32__ ; then
 479     cpu="x32"
 480   else
 481     cpu="x86_64"
 482   fi
 483 elif check_define __sparc__ ; then
 484   if check_define __arch64__ ; then
 485     cpu="sparc64"
 486   else
 487     cpu="sparc"
 488   fi
 489 elif check_define _ARCH_PPC ; then
 490   if check_define _ARCH_PPC64 ; then
 491     cpu="ppc64"
 492   else
 493     cpu="ppc"
 494   fi
 495 elif check_define __mips__ ; then
 496   cpu="mips"
 497 elif check_define __ia64__ ; then
 498   cpu="ia64"
 499 elif check_define __s390__ ; then
 500   if check_define __s390x__ ; then
 501     cpu="s390x"
 502   else
 503     cpu="s390"
 504   fi
 505 elif check_define __arm__ ; then
 506   cpu="arm"
 507 elif check_define __aarch64__ ; then
 508   cpu="aarch64"
 509 elif check_define __hppa__ ; then
 510   cpu="hppa"
 511 else
 512   cpu=`uname -m`
 513 fi
 514
 515 ARCH=
 516 # Normalise host CPU name and set ARCH.
 517 # Note that this case should only have supported host CPUs, not guests.
 518 case "$cpu" in
 519   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 520     cpu="$cpu"
 521   ;;
 522   i386|i486|i586|i686|i86pc|BePC)
 523     cpu="i386"
 524   ;;
 525   x86_64|amd64)
 526     cpu="x86_64"
 527   ;;
 528   armv*b|armv*l|arm)
 529     cpu="arm"
 530   ;;
 531   aarch64)
 532     cpu="aarch64"
 533   ;;
 534   mips*)
 535     cpu="mips"
 536   ;;
 537   sparc|sun4[cdmuv])
 538     cpu="sparc"
 539   ;;
 540   *)
 541     # This will result in either an error or falling back to TCI later
 542     ARCH=unknown
 543   ;;
 544 esac
 545 if test -z "$ARCH"; then
 546   ARCH="$cpu"
 547 fi
 548
 549 # OS specific
 550
 551 # host *BSD for user mode
 552 HOST_VARIANT_DIR=""
 553
 554 case $targetos in
 555 CYGWIN*)
 556   mingw32="yes"
 557   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 558   audio_possible_drivers="winwave sdl"
 559   audio_drv_list="winwave"
 560 ;;
 561 MINGW32*)
 562   mingw32="yes"
 563   audio_possible_drivers="winwave dsound sdl fmod"
 564   audio_drv_list="winwave"
 565 ;;
 566 GNU/kFreeBSD)
 567   bsd="yes"
 568   audio_drv_list="oss"
 569   audio_possible_drivers="oss sdl esd pa"
 570 ;;
 571 FreeBSD)
 572   bsd="yes"
 573   make="${MAKE-gmake}"
 574   audio_drv_list="oss"
 575   audio_possible_drivers="oss sdl esd pa"
 576   # needed for kinfo_getvmmap(3) in libutil.h
 577   LIBS="-lutil $LIBS"
 578   netmap=""  # enable netmap autodetect
 579   HOST_VARIANT_DIR="freebsd"
 580 ;;
 581 DragonFly)
 582   bsd="yes"
 583   make="${MAKE-gmake}"
 584   audio_drv_list="oss"
 585   audio_possible_drivers="oss sdl esd pa"
 586   HOST_VARIANT_DIR="dragonfly"
 587 ;;
 588 NetBSD)
 589   bsd="yes"
 590   make="${MAKE-gmake}"
 591   audio_drv_list="oss"
 592   audio_possible_drivers="oss sdl esd"
 593   oss_lib="-lossaudio"
 594   HOST_VARIANT_DIR="netbsd"
 595 ;;
 596 OpenBSD)
 597   bsd="yes"
 598   make="${MAKE-gmake}"
 599   audio_drv_list="sdl"
 600   audio_possible_drivers="sdl esd"
 601   HOST_VARIANT_DIR="openbsd"
 602 ;;
 603 Darwin)
 604   bsd="yes"
 605   darwin="yes"
 606   LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
 607   if [ "$cpu" = "x86_64" ] ; then
 608     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 609     LDFLAGS="-arch x86_64 $LDFLAGS"
 610   fi
 611   cocoa="yes"
 612   audio_drv_list="coreaudio"
 613   audio_possible_drivers="coreaudio sdl fmod"
 614   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 615   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 616   # Disable attempts to use ObjectiveC features in os/object.h since they
 617   # won't work when we're compiling with gcc as a C compiler.
 618   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 619   HOST_VARIANT_DIR="darwin"
 620 ;;
 621 SunOS)
 622   solaris="yes"
 623   make="${MAKE-gmake}"
 624   install="${INSTALL-ginstall}"
 625   ld="gld"
 626   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 627   needs_libsunmath="no"
 628   solarisrev=`uname -r | cut -f2 -d.`
 629   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 630     if test "$solarisrev" -le 9 ; then
 631       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 632         needs_libsunmath="yes"
 633         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 634         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 635         LIBS="-lsunmath $LIBS"
 636       else
 637         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 638             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 639             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 640             "Studio 11 can be downloaded from www.sun.com."
 641       fi
 642     fi
 643   fi
 644   if test -f /usr/include/sys/soundcard.h ; then
 645     audio_drv_list="oss"
 646   fi
 647   audio_possible_drivers="oss sdl"
 648 # needed for CMSG_ macros in sys/socket.h
 649   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 650 # needed for TIOCWIN* defines in termios.h
 651   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 652   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 653   solarisnetlibs="-lsocket -lnsl -lresolv"
 654   LIBS="$solarisnetlibs $LIBS"
 655   libs_qga="$solarisnetlibs $libs_qga"
 656 ;;
 657 AIX)
 658   aix="yes"
 659   make="${MAKE-gmake}"
 660 ;;
 661 Haiku)
 662   haiku="yes"
 663   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 664   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 665 ;;
 666 *)
 667   audio_drv_list="oss"
 668   audio_possible_drivers="oss alsa sdl esd pa"
 669   linux="yes"
 670   linux_user="yes"
 671   kvm="yes"
 672   vhost_net="yes"
 673   vhost_scsi="yes"
 674   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 675     audio_possible_drivers="$audio_possible_drivers fmod"
 676   fi
 677   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 678 ;;
 679 esac
 680
 681 if [ "$bsd" = "yes" ] ; then
 682   if [ "$darwin" != "yes" ] ; then
 683     bsd_user="yes"
 684   fi
 685 fi
 686
 687 : ${make=${MAKE-make}}
 688 : ${install=${INSTALL-install}}
 689 : ${python=${PYTHON-python}}
 690 : ${smbd=${SMBD-/usr/sbin/smbd}}
 691
 692 # Default objcc to clang if available, otherwise use CC
 693 if has clang; then
 694   objcc=clang
 695 else
 696   objcc="$cc"
 697 fi
 698
 699 if test "$mingw32" = "yes" ; then
 700   EXESUF=".exe"
 701   DSOSUF=".dll"
 702   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 703   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 704   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 705   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 706 cat > $TMPC << EOF
 707 int main(void) { return 0; }
 708 EOF
 709   if compile_prog "" "-liberty" ; then
 710     LIBS="-liberty $LIBS"
 711   fi
 712   prefix="c:/Program Files/QEMU"
 713   mandir="\${prefix}"
 714   datadir="\${prefix}"
 715   qemu_docdir="\${prefix}"
 716   bindir="\${prefix}"
 717   sysconfdir="\${prefix}"
 718   local_statedir=
 719   confsuffix=""
 720   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 721 fi
 722
 723 werror=""
 724
 725 for opt do
 726   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 727   case "$opt" in
 728   --help|-h) show_help=yes
 729   ;;
 730   --version|-V) exec cat $source_path/VERSION
 731   ;;
 732   --prefix=*) prefix="$optarg"
 733   ;;
 734   --interp-prefix=*) interp_prefix="$optarg"
 735   ;;
 736   --source-path=*)
 737   ;;
 738   --cross-prefix=*)
 739   ;;
 740   --cc=*)
 741   ;;
 742   --host-cc=*) host_cc="$optarg"
 743   ;;
 744   --cxx=*)
 745   ;;
 746   --iasl=*) iasl="$optarg"
 747   ;;
 748   --objcc=*) objcc="$optarg"
 749   ;;
 750   --make=*) make="$optarg"
 751   ;;
 752   --install=*) install="$optarg"
 753   ;;
 754   --python=*) python="$optarg"
 755   ;;
 756   --gcov=*) gcov_tool="$optarg"
 757   ;;
 758   --smbd=*) smbd="$optarg"
 759   ;;
 760   --extra-cflags=*)
 761   ;;
 762   --extra-ldflags=*)
 763   ;;
 764   --enable-debug-info)
 765   ;;
 766   --disable-debug-info)
 767   ;;
 768   --enable-modules)
 769       modules="yes"
 770   ;;
 771   --cpu=*)
 772   ;;
 773   --target-list=*) target_list="$optarg"
 774   ;;
 775   --enable-trace-backends=*) trace_backends="$optarg"
 776   ;;
 777   # XXX: backwards compatibility
 778   --enable-trace-backend=*) trace_backends="$optarg"
 779   ;;
 780   --with-trace-file=*) trace_file="$optarg"
 781   ;;
 782   --enable-gprof) gprof="yes"
 783   ;;
 784   --enable-gcov) gcov="yes"
 785   ;;
 786   --static)
 787     static="yes"
 788     LDFLAGS="-static $LDFLAGS"
 789     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 790   ;;
 791   --mandir=*) mandir="$optarg"
 792   ;;
 793   --bindir=*) bindir="$optarg"
 794   ;;
 795   --libdir=*) libdir="$optarg"
 796   ;;
 797   --libexecdir=*) libexecdir="$optarg"
 798   ;;
 799   --includedir=*) includedir="$optarg"
 800   ;;
 801   --datadir=*) datadir="$optarg"
 802   ;;
 803   --with-confsuffix=*) confsuffix="$optarg"
 804   ;;
 805   --docdir=*) qemu_docdir="$optarg"
 806   ;;
 807   --sysconfdir=*) sysconfdir="$optarg"
 808   ;;
 809   --localstatedir=*) local_statedir="$optarg"
 810   ;;
 811   --sbindir=*|--sharedstatedir=*|\
 812   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 813   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 814     # These switches are silently ignored, for compatibility with
 815     # autoconf-generated configure scripts. This allows QEMU's
 816     # configure to be used by RPM and similar macros that set
 817     # lots of directory switches by default.
 818   ;;
 819   --with-system-pixman) pixman="system"
 820   ;;
 821   --without-system-pixman) pixman="internal"
 822   ;;
 823   --without-pixman) pixman="none"
 824   ;;
 825   --disable-sdl) sdl="no"
 826   ;;
 827   --enable-sdl) sdl="yes"
 828   ;;
 829   --with-sdlabi=*) sdlabi="$optarg"
 830   ;;
 831   --disable-qom-cast-debug) qom_cast_debug="no"
 832   ;;
 833   --enable-qom-cast-debug) qom_cast_debug="yes"
 834   ;;
 835   --disable-virtfs) virtfs="no"
 836   ;;
 837   --enable-virtfs) virtfs="yes"
 838   ;;
 839   --disable-vnc) vnc="no"
 840   ;;
 841   --enable-vnc) vnc="yes"
 842   ;;
 843   --fmod-lib=*) fmod_lib="$optarg"
 844   ;;
 845   --fmod-inc=*) fmod_inc="$optarg"
 846   ;;
 847   --oss-lib=*) oss_lib="$optarg"
 848   ;;
 849   --audio-drv-list=*) audio_drv_list="$optarg"
 850   ;;
 851   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 852   ;;
 853   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 854   ;;
 855   --enable-debug-tcg) debug_tcg="yes"
 856   ;;
 857   --disable-debug-tcg) debug_tcg="no"
 858   ;;
 859   --enable-debug)
 860       # Enable debugging options that aren't excessively noisy
 861       debug_tcg="yes"
 862       debug="yes"
 863       strip_opt="no"
 864   ;;
 865   --enable-sparse) sparse="yes"
 866   ;;
 867   --disable-sparse) sparse="no"
 868   ;;
 869   --disable-strip) strip_opt="no"
 870   ;;
 871   --disable-vnc-tls) vnc_tls="no"
 872   ;;
 873   --enable-vnc-tls) vnc_tls="yes"
 874   ;;
 875   --disable-vnc-sasl) vnc_sasl="no"
 876   ;;
 877   --enable-vnc-sasl) vnc_sasl="yes"
 878   ;;
 879   --disable-vnc-jpeg) vnc_jpeg="no"
 880   ;;
 881   --enable-vnc-jpeg) vnc_jpeg="yes"
 882   ;;
 883   --disable-vnc-png) vnc_png="no"
 884   ;;
 885   --enable-vnc-png) vnc_png="yes"
 886   ;;
 887   --disable-vnc-ws) vnc_ws="no"
 888   ;;
 889   --enable-vnc-ws) vnc_ws="yes"
 890   ;;
 891   --disable-slirp) slirp="no"
 892   ;;
 893   --disable-uuid) uuid="no"
 894   ;;
 895   --enable-uuid) uuid="yes"
 896   ;;
 897   --disable-vde) vde="no"
 898   ;;
 899   --enable-vde) vde="yes"
 900   ;;
 901   --disable-netmap) netmap="no"
 902   ;;
 903   --enable-netmap) netmap="yes"
 904   ;;
 905   --disable-xen) xen="no"
 906   ;;
 907   --enable-xen) xen="yes"
 908   ;;
 909   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 910   ;;
 911   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 912   ;;
 913   --disable-brlapi) brlapi="no"
 914   ;;
 915   --enable-brlapi) brlapi="yes"
 916   ;;
 917   --disable-bluez) bluez="no"
 918   ;;
 919   --enable-bluez) bluez="yes"
 920   ;;
 921   --disable-kvm) kvm="no"
 922   ;;
 923   --enable-kvm) kvm="yes"
 924   ;;
 925   --disable-tcg-interpreter) tcg_interpreter="no"
 926   ;;
 927   --enable-tcg-interpreter) tcg_interpreter="yes"
 928   ;;
 929   --disable-cap-ng)  cap_ng="no"
 930   ;;
 931   --enable-cap-ng) cap_ng="yes"
 932   ;;
 933   --disable-spice) spice="no"
 934   ;;
 935   --enable-spice) spice="yes"
 936   ;;
 937   --disable-libiscsi) libiscsi="no"
 938   ;;
 939   --enable-libiscsi) libiscsi="yes"
 940   ;;
 941   --disable-libnfs) libnfs="no"
 942   ;;
 943   --enable-libnfs) libnfs="yes"
 944   ;;
 945   --enable-profiler) profiler="yes"
 946   ;;
 947   --disable-cocoa) cocoa="no"
 948   ;;
 949   --enable-cocoa)
 950       cocoa="yes" ;
 951       sdl="no" ;
 952       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 953   ;;
 954   --disable-system) softmmu="no"
 955   ;;
 956   --enable-system) softmmu="yes"
 957   ;;
 958   --disable-user)
 959       linux_user="no" ;
 960       bsd_user="no" ;
 961   ;;
 962   --enable-user) ;;
 963   --disable-linux-user) linux_user="no"
 964   ;;
 965   --enable-linux-user) linux_user="yes"
 966   ;;
 967   --disable-bsd-user) bsd_user="no"
 968   ;;
 969   --enable-bsd-user) bsd_user="yes"
 970   ;;
 971   --enable-guest-base) guest_base="yes"
 972   ;;
 973   --disable-guest-base) guest_base="no"
 974   ;;
 975   --enable-pie) pie="yes"
 976   ;;
 977   --disable-pie) pie="no"
 978   ;;
 979   --enable-werror) werror="yes"
 980   ;;
 981   --disable-werror) werror="no"
 982   ;;
 983   --enable-stack-protector) stack_protector="yes"
 984   ;;
 985   --disable-stack-protector) stack_protector="no"
 986   ;;
 987   --disable-curses) curses="no"
 988   ;;
 989   --enable-curses) curses="yes"
 990   ;;
 991   --disable-curl) curl="no"
 992   ;;
 993   --enable-curl) curl="yes"
 994   ;;
 995   --disable-fdt) fdt="no"
 996   ;;
 997   --enable-fdt) fdt="yes"
 998   ;;
 999   --disable-linux-aio) linux_aio="no"
1000   ;;
1001   --enable-linux-aio) linux_aio="yes"
1002   ;;
1003   --disable-attr) attr="no"
1004   ;;
1005   --enable-attr) attr="yes"
1006   ;;
1007   --disable-blobs) blobs="no"
1008   ;;
1009   --with-pkgversion=*) pkgversion=" ($optarg)"
1010   ;;
1011   --with-coroutine=*) coroutine="$optarg"
1012   ;;
1013   --disable-coroutine-pool) coroutine_pool="no"
1014   ;;
1015   --enable-coroutine-pool) coroutine_pool="yes"
1016   ;;
1017   --disable-docs) docs="no"
1018   ;;
1019   --enable-docs) docs="yes"
1020   ;;
1021   --disable-vhost-net) vhost_net="no"
1022   ;;
1023   --enable-vhost-net) vhost_net="yes"
1024   ;;
1025   --disable-vhost-scsi) vhost_scsi="no"
1026   ;;
1027   --enable-vhost-scsi) vhost_scsi="yes"
1028   ;;
1029   --disable-glx) glx="no"
1030   ;;
1031   --enable-glx) glx="yes"
1032   ;;
1033   --disable-rbd) rbd="no"
1034   ;;
1035   --enable-rbd) rbd="yes"
1036   ;;
1037   --disable-xfsctl) xfs="no"
1038   ;;
1039   --enable-xfsctl) xfs="yes"
1040   ;;
1041   --disable-smartcard-nss) smartcard_nss="no"
1042   ;;
1043   --enable-smartcard-nss) smartcard_nss="yes"
1044   ;;
1045   --disable-libusb) libusb="no"
1046   ;;
1047   --enable-libusb) libusb="yes"
1048   ;;
1049   --disable-usb-redir) usb_redir="no"
1050   ;;
1051   --enable-usb-redir) usb_redir="yes"
1052   ;;
1053   --disable-zlib-test) zlib="no"
1054   ;;
1055   --disable-lzo) lzo="no"
1056   ;;
1057   --enable-lzo) lzo="yes"
1058   ;;
1059   --disable-snappy) snappy="no"
1060   ;;
1061   --enable-snappy) snappy="yes"
1062   ;;
1063   --enable-guest-agent) guest_agent="yes"
1064   ;;
1065   --disable-guest-agent) guest_agent="no"
1066   ;;
1067   --with-vss-sdk) vss_win32_sdk=""
1068   ;;
1069   --with-vss-sdk=*) vss_win32_sdk="$optarg"
1070   ;;
1071   --without-vss-sdk) vss_win32_sdk="no"
1072   ;;
1073   --with-win-sdk) win_sdk=""
1074   ;;
1075   --with-win-sdk=*) win_sdk="$optarg"
1076   ;;
1077   --without-win-sdk) win_sdk="no"
1078   ;;
1079   --enable-tools) want_tools="yes"
1080   ;;
1081   --disable-tools) want_tools="no"
1082   ;;
1083   --enable-seccomp) seccomp="yes"
1084   ;;
1085   --disable-seccomp) seccomp="no"
1086   ;;
1087   --disable-glusterfs) glusterfs="no"
1088   ;;
1089   --enable-glusterfs) glusterfs="yes"
1090   ;;
1091   --disable-archipelago) archipelago="no"
1092   ;;
1093   --enable-archipelago) archipelago="yes"
1094   ;;
1095   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
1096   ;;
1097   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
1098   ;;
1099   --disable-gtk) gtk="no"
1100   ;;
1101   --enable-gtk) gtk="yes"
1102   ;;
1103   --enable-rdma) rdma="yes"
1104   ;;
1105   --disable-rdma) rdma="no"
1106   ;;
1107   --with-gtkabi=*) gtkabi="$optarg"
1108   ;;
1109   --disable-vte) vte="no"
1110   ;;
1111   --enable-vte) vte="yes"
1112   ;;
1113   --disable-tpm) tpm="no"
1114   ;;
1115   --enable-tpm) tpm="yes"
1116   ;;
1117   --disable-libssh2) libssh2="no"
1118   ;;
1119   --enable-libssh2) libssh2="yes"
1120   ;;
1121   --enable-vhdx) vhdx="yes"
1122   ;;
1123   --disable-vhdx) vhdx="no"
1124   ;;
1125   --disable-quorum) quorum="no"
1126   ;;
1127   --enable-quorum) quorum="yes"
1128   ;;
1129   --disable-numa) numa="no"
1130   ;;
1131   --enable-numa) numa="yes"
1132   ;;
1133   *)
1134       echo "ERROR: unknown option $opt"
1135       echo "Try '$0 --help' for more information"
1136       exit 1
1137   ;;
1138   esac
1139 done
1140
1141 if ! has $python; then
1142   error_exit "Python not found. Use --python=/path/to/python"
1143 fi
1144
1145 # Note that if the Python conditional here evaluates True we will exit
1146 # with status 1 which is a shell 'false' value.
1147 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1148   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1149       "Note that Python 3 or later is not yet supported." \
1150       "Use --python=/path/to/python to specify a supported Python."
1151 fi
1152
1153 # The -B switch was added in Python 2.6.
1154 # If it is supplied, compiled files are not written.
1155 # Use it for Python versions which support it.
1156 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1157   python="$python -B"
1158 fi
1159
1160 case "$cpu" in
1161     ppc)
1162            CPU_CFLAGS="-m32"
1163            LDFLAGS="-m32 $LDFLAGS"
1164            ;;
1165     ppc64)
1166            CPU_CFLAGS="-m64"
1167            LDFLAGS="-m64 $LDFLAGS"
1168            ;;
1169     sparc)
1170            LDFLAGS="-m32 $LDFLAGS"
1171            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1172            ;;
1173     sparc64)
1174            LDFLAGS="-m64 $LDFLAGS"
1175            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1176            ;;
1177     s390)
1178            CPU_CFLAGS="-m31"
1179            LDFLAGS="-m31 $LDFLAGS"
1180            ;;
1181     s390x)
1182            CPU_CFLAGS="-m64"
1183            LDFLAGS="-m64 $LDFLAGS"
1184            ;;
1185     i386)
1186            CPU_CFLAGS="-m32"
1187            LDFLAGS="-m32 $LDFLAGS"
1188            cc_i386='$(CC) -m32'
1189            ;;
1190     x86_64)
1191            CPU_CFLAGS="-m64"
1192            LDFLAGS="-m64 $LDFLAGS"
1193            cc_i386='$(CC) -m32'
1194            ;;
1195     x32)
1196            CPU_CFLAGS="-mx32"
1197            LDFLAGS="-mx32 $LDFLAGS"
1198            cc_i386='$(CC) -m32'
1199            ;;
1200     # No special flags required for other host CPUs
1201 esac
1202
1203 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1204 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1205
1206 default_target_list=""
1207
1208 mak_wilds=""
1209
1210 if [ "$softmmu" = "yes" ]; then
1211     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1212 fi
1213 if [ "$linux_user" = "yes" ]; then
1214     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1215 fi
1216 if [ "$bsd_user" = "yes" ]; then
1217     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1218 fi
1219
1220 for config in $mak_wilds; do
1221     default_target_list="${default_target_list} $(basename "$config" .mak)"
1222 done
1223
1224 if test x"$show_help" = x"yes" ; then
1225 cat << EOF
1226
1227 Usage: configure [options]
1228 Options: [defaults in brackets after descriptions]
1229
1230 Standard options:
1231   --help                   print this message
1232   --prefix=PREFIX          install in PREFIX [$prefix]
1233   --interp-prefix=PREFIX   where to find shared libraries, etc.
1234                            use %M for cpu name [$interp_prefix]
1235   --target-list=LIST       set target list (default: build everything)
1236 $(echo Available targets: $default_target_list | \
1237   fold -s -w 53 | sed -e 's/^/                           /')
1238
1239 Advanced options (experts only):
1240   --source-path=PATH       path of source code [$source_path]
1241   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1242   --cc=CC                  use C compiler CC [$cc]
1243   --iasl=IASL              use ACPI compiler IASL [$iasl]
1244   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1245                            build time
1246   --cxx=CXX                use C++ compiler CXX [$cxx]
1247   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1248   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1249   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1250   --make=MAKE              use specified make [$make]
1251   --install=INSTALL        use specified install [$install]
1252   --python=PYTHON          use specified python [$python]
1253   --smbd=SMBD              use specified smbd [$smbd]
1254   --static                 enable static build [$static]
1255   --mandir=PATH            install man pages in PATH
1256   --datadir=PATH           install firmware in PATH$confsuffix
1257   --docdir=PATH            install documentation in PATH$confsuffix
1258   --bindir=PATH            install binaries in PATH
1259   --libdir=PATH            install libraries in PATH
1260   --sysconfdir=PATH        install config in PATH$confsuffix
1261   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1262   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1263   --enable-modules         enable modules support
1264   --enable-debug-tcg       enable TCG debugging
1265   --disable-debug-tcg      disable TCG debugging (default)
1266   --enable-debug-info      enable debugging information (default)
1267   --disable-debug-info     disable debugging information
1268   --enable-debug           enable common debug build options
1269   --enable-sparse          enable sparse checker
1270   --disable-sparse         disable sparse checker (default)
1271   --disable-strip          disable stripping binaries
1272   --disable-werror         disable compilation abort on warning
1273   --disable-stack-protector disable compiler-provided stack protection
1274   --disable-sdl            disable SDL
1275   --enable-sdl             enable SDL
1276   --with-sdlabi            select preferred SDL ABI 1.2 or 2.0
1277   --disable-gtk            disable gtk UI
1278   --enable-gtk             enable gtk UI
1279   --with-gtkabi            select preferred GTK ABI 2.0 or 3.0
1280   --disable-virtfs         disable VirtFS
1281   --enable-virtfs          enable VirtFS
1282   --disable-vnc            disable VNC
1283   --enable-vnc             enable VNC
1284   --disable-cocoa          disable Cocoa (Mac OS X only)
1285   --enable-cocoa           enable Cocoa (default on Mac OS X)
1286   --audio-drv-list=LIST    set audio drivers list:
1287                            Available drivers: $audio_possible_drivers
1288   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1289   --block-drv-rw-whitelist=L
1290                            set block driver read-write whitelist
1291                            (affects only QEMU, not qemu-img)
1292   --block-drv-ro-whitelist=L
1293                            set block driver read-only whitelist
1294                            (affects only QEMU, not qemu-img)
1295   --disable-xen            disable xen backend driver support
1296   --enable-xen             enable xen backend driver support
1297   --disable-xen-pci-passthrough
1298   --enable-xen-pci-passthrough
1299   --disable-brlapi         disable BrlAPI
1300   --enable-brlapi          enable BrlAPI
1301   --disable-vnc-tls        disable TLS encryption for VNC server
1302   --enable-vnc-tls         enable TLS encryption for VNC server
1303   --disable-vnc-sasl       disable SASL encryption for VNC server
1304   --enable-vnc-sasl        enable SASL encryption for VNC server
1305   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1306   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1307   --disable-vnc-png        disable PNG compression for VNC server (default)
1308   --enable-vnc-png         enable PNG compression for VNC server
1309   --disable-vnc-ws         disable Websockets support for VNC server
1310   --enable-vnc-ws          enable Websockets support for VNC server
1311   --disable-curses         disable curses output
1312   --enable-curses          enable curses output
1313   --disable-curl           disable curl connectivity
1314   --enable-curl            enable curl connectivity
1315   --disable-fdt            disable fdt device tree
1316   --enable-fdt             enable fdt device tree
1317   --disable-bluez          disable bluez stack connectivity
1318   --enable-bluez           enable bluez stack connectivity
1319   --disable-slirp          disable SLIRP userspace network connectivity
1320   --disable-kvm            disable KVM acceleration support
1321   --enable-kvm             enable KVM acceleration support
1322   --disable-rdma           disable RDMA-based migration support
1323   --enable-rdma            enable RDMA-based migration support
1324   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1325   --enable-system          enable all system emulation targets
1326   --disable-system         disable all system emulation targets
1327   --enable-user            enable supported user emulation targets
1328   --disable-user           disable all user emulation targets
1329   --enable-linux-user      enable all linux usermode emulation targets
1330   --disable-linux-user     disable all linux usermode emulation targets
1331   --enable-bsd-user        enable all BSD usermode emulation targets
1332   --disable-bsd-user       disable all BSD usermode emulation targets
1333   --enable-guest-base      enable GUEST_BASE support for usermode
1334                            emulation targets
1335   --disable-guest-base     disable GUEST_BASE support
1336   --enable-pie             build Position Independent Executables
1337   --disable-pie            do not build Position Independent Executables
1338   --fmod-lib               path to FMOD library
1339   --fmod-inc               path to FMOD includes
1340   --oss-lib                path to OSS library
1341   --cpu=CPU                Build for host CPU [$cpu]
1342   --disable-uuid           disable uuid support
1343   --enable-uuid            enable uuid support
1344   --disable-vde            disable support for vde network
1345   --enable-vde             enable support for vde network
1346   --disable-netmap         disable support for netmap network
1347   --enable-netmap          enable support for netmap network
1348   --disable-linux-aio      disable Linux AIO support
1349   --enable-linux-aio       enable Linux AIO support
1350   --disable-cap-ng         disable libcap-ng support
1351   --enable-cap-ng          enable libcap-ng support
1352   --disable-attr           disables attr and xattr support
1353   --enable-attr            enable attr and xattr support
1354   --disable-blobs          disable installing provided firmware blobs
1355   --enable-docs            enable documentation build
1356   --disable-docs           disable documentation build
1357   --disable-vhost-net      disable vhost-net acceleration support
1358   --enable-vhost-net       enable vhost-net acceleration support
1359   --enable-trace-backends=B Set trace backend
1360                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1361   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1362                            Default:trace-<pid>
1363   --disable-spice          disable spice
1364   --enable-spice           enable spice
1365   --enable-rbd             enable building the rados block device (rbd)
1366   --disable-libiscsi       disable iscsi support
1367   --enable-libiscsi        enable iscsi support
1368   --disable-libnfs         disable nfs support
1369   --enable-libnfs          enable nfs support
1370   --disable-smartcard-nss  disable smartcard nss support
1371   --enable-smartcard-nss   enable smartcard nss support
1372   --disable-libusb         disable libusb (for usb passthrough)
1373   --enable-libusb          enable libusb (for usb passthrough)
1374   --disable-usb-redir      disable usb network redirection support
1375   --enable-usb-redir       enable usb network redirection support
1376   --enable-lzo             enable the support of lzo compression library
1377   --enable-snappy          enable the support of snappy compression library
1378   --disable-guest-agent    disable building of the QEMU Guest Agent
1379   --enable-guest-agent     enable building of the QEMU Guest Agent
1380   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1381   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1382   --disable-seccomp        disable seccomp support
1383   --enable-seccomp         enables seccomp support
1384   --with-coroutine=BACKEND coroutine backend. Supported options:
1385                            gthread, ucontext, sigaltstack, windows
1386   --disable-coroutine-pool disable coroutine freelist (worse performance)
1387   --enable-coroutine-pool  enable coroutine freelist (better performance)
1388   --enable-glusterfs       enable GlusterFS backend
1389   --disable-glusterfs      disable GlusterFS backend
1390   --enable-archipelago     enable Archipelago backend
1391   --disable-archipelago    disable Archipelago backend
1392   --enable-gcov            enable test coverage analysis with gcov
1393   --gcov=GCOV              use specified gcov [$gcov_tool]
1394   --disable-tpm            disable TPM support
1395   --enable-tpm             enable TPM support
1396   --disable-libssh2        disable ssh block device support
1397   --enable-libssh2         enable ssh block device support
1398   --disable-vhdx           disables support for the Microsoft VHDX image format
1399   --enable-vhdx            enable support for the Microsoft VHDX image format
1400   --disable-quorum         disable quorum block filter support
1401   --enable-quorum          enable quorum block filter support
1402   --disable-numa           disable libnuma support
1403   --enable-numa            enable libnuma support
1404
1405 NOTE: The object files are built at the place where configure is launched
1406 EOF
1407 exit 0
1408 fi
1409
1410 # Now we have handled --enable-tcg-interpreter and know we're not just
1411 # printing the help message, bail out if the host CPU isn't supported.
1412 if test "$ARCH" = "unknown"; then
1413     if test "$tcg_interpreter" = "yes" ; then
1414         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1415         ARCH=tci
1416     else
1417         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1418     fi
1419 fi
1420
1421 # Consult white-list to determine whether to enable werror
1422 # by default.  Only enable by default for git builds
1423 z_version=`cut -f3 -d. $source_path/VERSION`
1424
1425 if test -z "$werror" ; then
1426     if test -d "$source_path/.git" -a \
1427         "$linux" = "yes" ; then
1428         werror="yes"
1429     else
1430         werror="no"
1431     fi
1432 fi
1433
1434 # check that the C compiler works.
1435 cat > $TMPC <<EOF
1436 int main(void) { return 0; }
1437 EOF
1438
1439 if compile_object ; then
1440   : C compiler works ok
1441 else
1442     error_exit "\"$cc\" either does not exist or does not work"
1443 fi
1444
1445 # Check that the C++ compiler exists and works with the C compiler
1446 if has $cxx; then
1447     cat > $TMPC <<EOF
1448 int c_function(void);
1449 int main(void) { return c_function(); }
1450 EOF
1451
1452     compile_object
1453
1454     cat > $TMPCXX <<EOF
1455 extern "C" {
1456    int c_function(void);
1457 }
1458 int c_function(void) { return 42; }
1459 EOF
1460
1461     update_cxxflags
1462
1463     if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $LDFLAGS; then
1464         # C++ compiler $cxx works ok with C compiler $cc
1465         :
1466     else
1467         echo "C++ compiler $cxx does not work with C compiler $cc"
1468         echo "Disabling C++ specific optional code"
1469         cxx=
1470     fi
1471 else
1472     echo "No C++ compiler available; disabling C++ specific optional code"
1473     cxx=
1474 fi
1475
1476 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1477 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1478 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1479 gcc_flags="-Wendif-labels $gcc_flags"
1480 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1481 gcc_flags="-Wno-string-plus-int $gcc_flags"
1482 # Note that we do not add -Werror to gcc_flags here, because that would
1483 # enable it for all configure tests. If a configure test failed due
1484 # to -Werror this would just silently disable some features,
1485 # so it's too error prone.
1486 cat > $TMPC << EOF
1487 int main(void) { return 0; }
1488 EOF
1489 for flag in $gcc_flags; do
1490     # Use the positive sense of the flag when testing for -Wno-wombat
1491     # support (gcc will happily accept the -Wno- form of unknown
1492     # warning options).
1493     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1494     if compile_prog "-Werror $optflag" "" ; then
1495         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1496     fi
1497 done
1498
1499 if test "$stack_protector" != "no"; then
1500   gcc_flags="-fstack-protector-strong -fstack-protector-all"
1501   sp_on=0
1502   for flag in $gcc_flags; do
1503     # We need to check both a compile and a link, since some compiler
1504     # setups fail only on a .c->.o compile and some only at link time
1505     if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
1506        compile_prog "-Werror $flag" ""; then
1507       QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1508       LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,$flag"
1509       sp_on=1
1510       break
1511     fi
1512   done
1513   if test "$stack_protector" = yes; then
1514     if test $sp_on = 0; then
1515       error_exit "Stack protector not supported"
1516     fi
1517   fi
1518 fi
1519
1520 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1521 # large functions that use global variables.  The bug is in all releases of
1522 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1523 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1524 cat > $TMPC << EOF
1525 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1526 int main(void) { return 0; }
1527 #else
1528 #error No bug in this compiler.
1529 #endif
1530 EOF
1531 if compile_prog "-Werror -fno-gcse" "" ; then
1532   TRANSLATE_OPT_CFLAGS=-fno-gcse
1533 fi
1534
1535 if test "$static" = "yes" ; then
1536   if test "$modules" = "yes" ; then
1537     error_exit "static and modules are mutually incompatible"
1538   fi
1539   if test "$pie" = "yes" ; then
1540     error_exit "static and pie are mutually incompatible"
1541   else
1542     pie="no"
1543   fi
1544 fi
1545
1546 if test "$pie" = ""; then
1547   case "$cpu-$targetos" in
1548     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1549       ;;
1550     *)
1551       pie="no"
1552       ;;
1553   esac
1554 fi
1555
1556 if test "$pie" != "no" ; then
1557   cat > $TMPC << EOF
1558
1559 #ifdef __linux__
1560 #  define THREAD __thread
1561 #else
1562 #  define THREAD
1563 #endif
1564
1565 static THREAD int tls_var;
1566
1567 int main(void) { return tls_var; }
1568
1569 EOF
1570   if compile_prog "-fPIE -DPIE" "-pie"; then
1571     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1572     LDFLAGS="-pie $LDFLAGS"
1573     pie="yes"
1574     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1575       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1576     fi
1577   else
1578     if test "$pie" = "yes"; then
1579       error_exit "PIE not available due to missing toolchain support"
1580     else
1581       echo "Disabling PIE due to missing toolchain support"
1582       pie="no"
1583     fi
1584   fi
1585
1586   if compile_prog "-fno-pie" "-nopie"; then
1587     CFLAGS_NOPIE="-fno-pie"
1588     LDFLAGS_NOPIE="-nopie"
1589   fi
1590 fi
1591
1592 # check for broken gcc and libtool in RHEL5
1593 if test -n "$libtool" -a "$pie" != "no" ; then
1594   cat > $TMPC <<EOF
1595
1596 void *f(unsigned char *buf, int len);
1597 void *g(unsigned char *buf, int len);
1598
1599 void *
1600 f(unsigned char *buf, int len)
1601 {
1602     return (void*)0L;
1603 }
1604
1605 void *
1606 g(unsigned char *buf, int len)
1607 {
1608     return f(buf, len);
1609 }
1610
1611 EOF
1612   if ! libtool_prog; then
1613     echo "Disabling libtool due to broken toolchain support"
1614     libtool=
1615   fi
1616 fi
1617
1618 ##########################################
1619 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1620 # use i686 as default anyway, but for those that don't, an explicit
1621 # specification is necessary
1622
1623 if test "$cpu" = "i386"; then
1624   cat > $TMPC << EOF
1625 static int sfaa(int *ptr)
1626 {
1627   return __sync_fetch_and_and(ptr, 0);
1628 }
1629
1630 int main(void)
1631 {
1632   int val = 42;
1633   val = __sync_val_compare_and_swap(&val, 0, 1);
1634   sfaa(&val);
1635   return val;
1636 }
1637 EOF
1638   if ! compile_prog "" "" ; then
1639     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1640   fi
1641 fi
1642
1643 #########################################
1644 # Solaris specific configure tool chain decisions
1645
1646 if test "$solaris" = "yes" ; then
1647   if has $install; then
1648     :
1649   else
1650     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1651         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1652         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1653   fi
1654   if test "`path_of $install`" = "/usr/sbin/install" ; then
1655     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1656         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1657         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1658   fi
1659   if has ar; then
1660     :
1661   else
1662     if test -f /usr/ccs/bin/ar ; then
1663       error_exit "No path includes ar" \
1664           "Add /usr/ccs/bin to your path and rerun configure"
1665     fi
1666     error_exit "No path includes ar"
1667   fi
1668 fi
1669
1670 if test -z "${target_list+xxx}" ; then
1671     target_list="$default_target_list"
1672 else
1673     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1674 fi
1675
1676 # Check that we recognised the target name; this allows a more
1677 # friendly error message than if we let it fall through.
1678 for target in $target_list; do
1679     case " $default_target_list " in
1680         *" $target "*)
1681             ;;
1682         *)
1683             error_exit "Unknown target name '$target'"
1684             ;;
1685     esac
1686 done
1687
1688 # see if system emulation was really requested
1689 case " $target_list " in
1690   *"-softmmu "*) softmmu=yes
1691   ;;
1692   *) softmmu=no
1693   ;;
1694 esac
1695
1696 feature_not_found() {
1697   feature=$1
1698   remedy=$2
1699
1700   error_exit "User requested feature $feature" \
1701       "configure was not able to find it." \
1702       "$remedy"
1703 }
1704
1705 # ---
1706 # big/little endian test
1707 cat > $TMPC << EOF
1708 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1709 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1710 extern int foo(short *, short *);
1711 int main(int argc, char *argv[]) {
1712     return foo(big_endian, little_endian);
1713 }
1714 EOF
1715
1716 if compile_object ; then
1717     if grep -q BiGeNdIaN $TMPO ; then
1718         bigendian="yes"
1719     elif grep -q LiTtLeEnDiAn $TMPO ; then
1720         bigendian="no"
1721     else
1722         echo big/little test failed
1723     fi
1724 else
1725     echo big/little test failed
1726 fi
1727
1728 ##########################################
1729 # L2TPV3 probe
1730
1731 cat > $TMPC <<EOF
1732 #include <sys/socket.h>
1733 int main(void) { return sizeof(struct mmsghdr); }
1734 EOF
1735 if compile_prog "" "" ; then
1736   l2tpv3=yes
1737 else
1738   l2tpv3=no
1739 fi
1740
1741 ##########################################
1742 # pkg-config probe
1743
1744 if ! has "$pkg_config_exe"; then
1745   error_exit "pkg-config binary '$pkg_config_exe' not found"
1746 fi
1747
1748 ##########################################
1749 # NPTL probe
1750
1751 if test "$linux_user" = "yes"; then
1752   cat > $TMPC <<EOF
1753 #include <sched.h>
1754 #include <linux/futex.h>
1755 int main(void) {
1756 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1757 #error bork
1758 #endif
1759   return 0;
1760 }
1761 EOF
1762   if ! compile_object ; then
1763     feature_not_found "nptl" "Install glibc and linux kernel headers."
1764   fi
1765 fi
1766
1767 ##########################################
1768 # zlib check
1769
1770 if test "$zlib" != "no" ; then
1771     cat > $TMPC << EOF
1772 #include <zlib.h>
1773 int main(void) { zlibVersion(); return 0; }
1774 EOF
1775     if compile_prog "" "-lz" ; then
1776         :
1777     else
1778         error_exit "zlib check failed" \
1779             "Make sure to have the zlib libs and headers installed."
1780     fi
1781 fi
1782 LIBS="$LIBS -lz"
1783
1784 ##########################################
1785 # lzo check
1786
1787 if test "$lzo" != "no" ; then
1788     cat > $TMPC << EOF
1789 #include <lzo/lzo1x.h>
1790 int main(void) { lzo_version(); return 0; }
1791 EOF
1792     if compile_prog "" "-llzo2" ; then
1793         libs_softmmu="$libs_softmmu -llzo2"
1794         lzo="yes"
1795     else
1796         if test "$lzo" = "yes"; then
1797             feature_not_found "liblzo2" "Install liblzo2 devel"
1798         fi
1799         lzo="no"
1800     fi
1801 fi
1802
1803 ##########################################
1804 # snappy check
1805
1806 if test "$snappy" != "no" ; then
1807     cat > $TMPC << EOF
1808 #include <snappy-c.h>
1809 int main(void) { snappy_max_compressed_length(4096); return 0; }
1810 EOF
1811     if compile_prog "" "-lsnappy" ; then
1812         libs_softmmu="$libs_softmmu -lsnappy"
1813         snappy="yes"
1814     else
1815         if test "$snappy" = "yes"; then
1816             feature_not_found "libsnappy" "Install libsnappy devel"
1817         fi
1818         snappy="no"
1819     fi
1820 fi
1821
1822 ##########################################
1823 # libseccomp check
1824
1825 if test "$seccomp" != "no" ; then
1826     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1827         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1828         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1829         seccomp="yes"
1830     else
1831         if test "$seccomp" = "yes"; then
1832             feature_not_found "libseccomp" "Install libseccomp devel >= 2.1.0"
1833         fi
1834         seccomp="no"
1835     fi
1836 fi
1837 ##########################################
1838 # xen probe
1839
1840 if test "$xen" != "no" ; then
1841   xen_libs="-lxenstore -lxenctrl -lxenguest"
1842
1843   # First we test whether Xen headers and libraries are available.
1844   # If no, we are done and there is no Xen support.
1845   # If yes, more tests are run to detect the Xen version.
1846
1847   # Xen (any)
1848   cat > $TMPC <<EOF
1849 #include <xenctrl.h>
1850 int main(void) {
1851   return 0;
1852 }
1853 EOF
1854   if ! compile_prog "" "$xen_libs" ; then
1855     # Xen not found
1856     if test "$xen" = "yes" ; then
1857       feature_not_found "xen" "Install xen devel"
1858     fi
1859     xen=no
1860
1861   # Xen unstable
1862   elif
1863       cat > $TMPC <<EOF &&
1864 #include <xenctrl.h>
1865 #include <xenstore.h>
1866 #include <stdint.h>
1867 #include <xen/hvm/hvm_info_table.h>
1868 #if !defined(HVM_MAX_VCPUS)
1869 # error HVM_MAX_VCPUS not defined
1870 #endif
1871 int main(void) {
1872   xc_interface *xc;
1873   xs_daemon_open();
1874   xc = xc_interface_open(0, 0, 0);
1875   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1876   xc_gnttab_open(NULL, 0);
1877   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1878   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1879   return 0;
1880 }
1881 EOF
1882       compile_prog "" "$xen_libs"
1883     then
1884     xen_ctrl_version=420
1885     xen=yes
1886
1887   elif
1888       cat > $TMPC <<EOF &&
1889 #include <xenctrl.h>
1890 #include <xs.h>
1891 #include <stdint.h>
1892 #include <xen/hvm/hvm_info_table.h>
1893 #if !defined(HVM_MAX_VCPUS)
1894 # error HVM_MAX_VCPUS not defined
1895 #endif
1896 int main(void) {
1897   xs_daemon_open();
1898   xc_interface_open(0, 0, 0);
1899   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1900   xc_gnttab_open(NULL, 0);
1901   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1902   return 0;
1903 }
1904 EOF
1905       compile_prog "" "$xen_libs"
1906     then
1907     xen_ctrl_version=410
1908     xen=yes
1909
1910   # Xen 4.0.0
1911   elif
1912       cat > $TMPC <<EOF &&
1913 #include <xenctrl.h>
1914 #include <xs.h>
1915 #include <stdint.h>
1916 #include <xen/hvm/hvm_info_table.h>
1917 #if !defined(HVM_MAX_VCPUS)
1918 # error HVM_MAX_VCPUS not defined
1919 #endif
1920 int main(void) {
1921   struct xen_add_to_physmap xatp = {
1922     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1923   };
1924   xs_daemon_open();
1925   xc_interface_open();
1926   xc_gnttab_open();
1927   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1928   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1929   return 0;
1930 }
1931 EOF
1932       compile_prog "" "$xen_libs"
1933     then
1934     xen_ctrl_version=400
1935     xen=yes
1936
1937   # Xen 3.4.0
1938   elif
1939       cat > $TMPC <<EOF &&
1940 #include <xenctrl.h>
1941 #include <xs.h>
1942 int main(void) {
1943   struct xen_add_to_physmap xatp = {
1944     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1945   };
1946   xs_daemon_open();
1947   xc_interface_open();
1948   xc_gnttab_open();
1949   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1950   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1951   return 0;
1952 }
1953 EOF
1954       compile_prog "" "$xen_libs"
1955     then
1956     xen_ctrl_version=340
1957     xen=yes
1958
1959   # Xen 3.3.0
1960   elif
1961       cat > $TMPC <<EOF &&
1962 #include <xenctrl.h>
1963 #include <xs.h>
1964 int main(void) {
1965   xs_daemon_open();
1966   xc_interface_open();
1967   xc_gnttab_open();
1968   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1969   return 0;
1970 }
1971 EOF
1972       compile_prog "" "$xen_libs"
1973     then
1974     xen_ctrl_version=330
1975     xen=yes
1976
1977   # Xen version unsupported
1978   else
1979     if test "$xen" = "yes" ; then
1980       feature_not_found "xen (unsupported version)" "Install supported xen (e.g. 4.0, 3.4, 3.3)"
1981     fi
1982     xen=no
1983   fi
1984
1985   if test "$xen" = yes; then
1986     libs_softmmu="$xen_libs $libs_softmmu"
1987   fi
1988 fi
1989
1990 if test "$xen_pci_passthrough" != "no"; then
1991   if test "$xen" = "yes" && test "$linux" = "yes" &&
1992     test "$xen_ctrl_version" -ge 340; then
1993     xen_pci_passthrough=yes
1994   else
1995     if test "$xen_pci_passthrough" = "yes"; then
1996       if test "$xen_ctrl_version" -lt 340; then
1997         error_exit "User requested feature Xen PCI Passthrough" \
1998             "This feature does not work with Xen 3.3"
1999       fi
2000       error_exit "User requested feature Xen PCI Passthrough" \
2001           " but this feature requires /sys from Linux"
2002     fi
2003     xen_pci_passthrough=no
2004   fi
2005 fi
2006
2007 ##########################################
2008 # libtool probe
2009
2010 if ! has $libtool; then
2011     libtool=
2012 fi
2013
2014 # MacOSX ships with a libtool which isn't the GNU one; weed this
2015 # out by checking whether libtool supports the --version switch
2016 if test -n "$libtool"; then
2017   if ! "$libtool" --version >/dev/null 2>&1; then
2018     libtool=
2019   fi
2020 fi
2021
2022 ##########################################
2023 # Sparse probe
2024 if test "$sparse" != "no" ; then
2025   if has cgcc; then
2026     sparse=yes
2027   else
2028     if test "$sparse" = "yes" ; then
2029       feature_not_found "sparse" "Install sparse binary"
2030     fi
2031     sparse=no
2032   fi
2033 fi
2034
2035 ##########################################
2036 # GTK probe
2037
2038 if test "$gtkabi" = ""; then
2039     # The GTK ABI was not specified explicitly, so try whether 2.0 is available.
2040     # Use 3.0 as a fallback if that is available.
2041     if $pkg_config --exists "gtk+-2.0 >= 2.18.0"; then
2042         gtkabi=2.0
2043     elif $pkg_config --exists "gtk+-3.0 >= 3.0.0"; then
2044         gtkabi=3.0
2045     else
2046         gtkabi=2.0
2047     fi
2048 fi
2049
2050 if test "$gtk" != "no"; then
2051     gtkpackage="gtk+-$gtkabi"
2052     gtkx11package="gtk+-x11-$gtkabi"
2053     if test "$gtkabi" = "3.0" ; then
2054       gtkversion="3.0.0"
2055     else
2056       gtkversion="2.18.0"
2057     fi
2058     if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2059         gtk_cflags=`$pkg_config --cflags $gtkpackage`
2060         gtk_libs=`$pkg_config --libs $gtkpackage`
2061         if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2062             gtk_libs="$gtk_libs -lX11"
2063         fi
2064         libs_softmmu="$gtk_libs $libs_softmmu"
2065         gtk="yes"
2066     elif test "$gtk" = "yes"; then
2067         feature_not_found "gtk" "Install gtk2 or gtk3 devel"
2068     else
2069         gtk="no"
2070     fi
2071 fi
2072
2073 ##########################################
2074 # VTE probe
2075
2076 if test "$vte" != "no"; then
2077     if test "$gtkabi" = "3.0"; then
2078       vtepackage="vte-2.90"
2079       vteversion="0.32.0"
2080     else
2081       vtepackage="vte"
2082       vteversion="0.24.0"
2083     fi
2084     if $pkg_config --exists "$vtepackage >= $vteversion"; then
2085         vte_cflags=`$pkg_config --cflags $vtepackage`
2086         vte_libs=`$pkg_config --libs $vtepackage`
2087         libs_softmmu="$vte_libs $libs_softmmu"
2088         vte="yes"
2089     elif test "$vte" = "yes"; then
2090         if test "$gtkabi" = "3.0"; then
2091             feature_not_found "vte" "Install libvte-2.90 devel"
2092         else
2093             feature_not_found "vte" "Install libvte devel"
2094         fi
2095     else
2096         vte="no"
2097     fi
2098 fi
2099
2100 ##########################################
2101 # SDL probe
2102
2103 # Look for sdl configuration program (pkg-config or sdl-config).  Try
2104 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
2105
2106 if test $sdlabi = "2.0"; then
2107     sdl_config=$sdl2_config
2108     sdlname=sdl2
2109     sdlconfigname=sdl2_config
2110 else
2111     sdlname=sdl
2112     sdlconfigname=sdl_config
2113 fi
2114
2115 if test "`basename $sdl_config`" != $sdlconfigname && ! has ${sdl_config}; then
2116   sdl_config=$sdlconfigname
2117 fi
2118
2119 if $pkg_config $sdlname --exists; then
2120   sdlconfig="$pkg_config $sdlname"
2121   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
2122 elif has ${sdl_config}; then
2123   sdlconfig="$sdl_config"
2124   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
2125 else
2126   if test "$sdl" = "yes" ; then
2127     feature_not_found "sdl" "Install SDL devel"
2128   fi
2129   sdl=no
2130 fi
2131 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
2132   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
2133 fi
2134
2135 sdl_too_old=no
2136 if test "$sdl" != "no" ; then
2137   cat > $TMPC << EOF
2138 #include <SDL.h>
2139 #undef main /* We don't want SDL to override our main() */
2140 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
2141 EOF
2142   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
2143   if test "$static" = "yes" ; then
2144     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
2145   else
2146     sdl_libs=`$sdlconfig --libs 2> /dev/null`
2147   fi
2148   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2149     if test "$_sdlversion" -lt 121 ; then
2150       sdl_too_old=yes
2151     else
2152       if test "$cocoa" = "no" ; then
2153         sdl=yes
2154       fi
2155     fi
2156
2157     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
2158     if test "$sdl" = "yes" -a "$static" = "yes" ; then
2159       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
2160          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
2161          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
2162       fi
2163       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2164         :
2165       else
2166         sdl=no
2167       fi
2168     fi # static link
2169   else # sdl not found
2170     if test "$sdl" = "yes" ; then
2171       feature_not_found "sdl" "Install SDL devel"
2172     fi
2173     sdl=no
2174   fi # sdl compile test
2175 fi
2176
2177 if test "$sdl" = "yes" ; then
2178   cat > $TMPC <<EOF
2179 #include <SDL.h>
2180 #if defined(SDL_VIDEO_DRIVER_X11)
2181 #include <X11/XKBlib.h>
2182 #else
2183 #error No x11 support
2184 #endif
2185 int main(void) { return 0; }
2186 EOF
2187   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
2188     sdl_libs="$sdl_libs -lX11"
2189   fi
2190   libs_softmmu="$sdl_libs $libs_softmmu"
2191 fi
2192
2193 ##########################################
2194 # RDMA needs OpenFabrics libraries
2195 if test "$rdma" != "no" ; then
2196   cat > $TMPC <<EOF
2197 #include <rdma/rdma_cma.h>
2198 int main(void) { return 0; }
2199 EOF
2200   rdma_libs="-lrdmacm -libverbs"
2201   if compile_prog "" "$rdma_libs" ; then
2202     rdma="yes"
2203     libs_softmmu="$libs_softmmu $rdma_libs"
2204   else
2205     if test "$rdma" = "yes" ; then
2206         error_exit \
2207             " OpenFabrics librdmacm/libibverbs not present." \
2208             " Your options:" \
2209             "  (1) Fast: Install infiniband packages from your distro." \
2210             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
2211             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
2212     fi
2213     rdma="no"
2214   fi
2215 fi
2216
2217 ##########################################
2218 # VNC TLS/WS detection
2219 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
2220   cat > $TMPC <<EOF
2221 #include <gnutls/gnutls.h>
2222 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
2223 EOF
2224   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2225   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2226   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
2227     if test "$vnc_tls" != "no" ; then
2228       vnc_tls=yes
2229     fi
2230     if test "$vnc_ws" != "no" ; then
2231       vnc_ws=yes
2232     fi
2233     libs_softmmu="$vnc_tls_libs $libs_softmmu"
2234     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
2235   else
2236     if test "$vnc_tls" = "yes" ; then
2237       feature_not_found "vnc-tls" "Install gnutls devel"
2238     fi
2239     if test "$vnc_ws" = "yes" ; then
2240       feature_not_found "vnc-ws" "Install gnutls devel"
2241     fi
2242     vnc_tls=no
2243     vnc_ws=no
2244   fi
2245 fi
2246
2247 ##########################################
2248 # Quorum probe (check for gnutls)
2249 if test "$quorum" != "no" ; then
2250 cat > $TMPC <<EOF
2251 #include <gnutls/gnutls.h>
2252 #include <gnutls/crypto.h>
2253 int main(void) {char data[4096], digest[32];
2254 gnutls_hash_fast(GNUTLS_DIG_SHA256, data, 4096, digest);
2255 return 0;
2256 }
2257 EOF
2258 quorum_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
2259 quorum_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
2260 if compile_prog "$quorum_tls_cflags" "$quorum_tls_libs" ; then
2261   qcow_tls=yes
2262   libs_softmmu="$quorum_tls_libs $libs_softmmu"
2263   libs_tools="$quorum_tls_libs $libs_softmmu"
2264   QEMU_CFLAGS="$QEMU_CFLAGS $quorum_tls_cflags"
2265   quorum="yes"
2266 else
2267   if test "$quorum" = "yes"; then
2268     feature_not_found "gnutls" "gnutls > 2.10.0 required to compile Quorum"
2269   fi
2270   quorum="no"
2271 fi
2272 fi
2273
2274 ##########################################
2275 # VNC SASL detection
2276 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
2277   cat > $TMPC <<EOF
2278 #include <sasl/sasl.h>
2279 #include <stdio.h>
2280 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
2281 EOF
2282   # Assuming Cyrus-SASL installed in /usr prefix
2283   vnc_sasl_cflags=""
2284   vnc_sasl_libs="-lsasl2"
2285   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
2286     vnc_sasl=yes
2287     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
2288     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
2289   else
2290     if test "$vnc_sasl" = "yes" ; then
2291       feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
2292     fi
2293     vnc_sasl=no
2294   fi
2295 fi
2296
2297 ##########################################
2298 # VNC JPEG detection
2299 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
2300 cat > $TMPC <<EOF
2301 #include <stdio.h>
2302 #include <jpeglib.h>
2303 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
2304 EOF
2305     vnc_jpeg_cflags=""
2306     vnc_jpeg_libs="-ljpeg"
2307   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
2308     vnc_jpeg=yes
2309     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
2310     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
2311   else
2312     if test "$vnc_jpeg" = "yes" ; then
2313       feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
2314     fi
2315     vnc_jpeg=no
2316   fi
2317 fi
2318
2319 ##########################################
2320 # VNC PNG detection
2321 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
2322 cat > $TMPC <<EOF
2323 //#include <stdio.h>
2324 #include <png.h>
2325 #include <stddef.h>
2326 int main(void) {
2327     png_structp png_ptr;
2328     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
2329     return png_ptr != 0;
2330 }
2331 EOF
2332   if $pkg_config libpng --exists; then
2333     vnc_png_cflags=`$pkg_config libpng --cflags`
2334     vnc_png_libs=`$pkg_config libpng --libs`
2335   else
2336     vnc_png_cflags=""
2337     vnc_png_libs="-lpng"
2338   fi
2339   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
2340     vnc_png=yes
2341     libs_softmmu="$vnc_png_libs $libs_softmmu"
2342     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2343   else
2344     if test "$vnc_png" = "yes" ; then
2345       feature_not_found "vnc-png" "Install libpng devel"
2346     fi
2347     vnc_png=no
2348   fi
2349 fi
2350
2351 ##########################################
2352 # fnmatch() probe, used for ACL routines
2353 fnmatch="no"
2354 cat > $TMPC << EOF
2355 #include <fnmatch.h>
2356 int main(void)
2357 {
2358     fnmatch("foo", "foo", 0);
2359     return 0;
2360 }
2361 EOF
2362 if compile_prog "" "" ; then
2363    fnmatch="yes"
2364 fi
2365
2366 ##########################################
2367 # uuid_generate() probe, used for vdi block driver
2368 # Note that on some systems (notably MacOSX) no extra library
2369 # need be linked to get the uuid functions.
2370 if test "$uuid" != "no" ; then
2371   uuid_libs="-luuid"
2372   cat > $TMPC << EOF
2373 #include <uuid/uuid.h>
2374 int main(void)
2375 {
2376     uuid_t my_uuid;
2377     uuid_generate(my_uuid);
2378     return 0;
2379 }
2380 EOF
2381   if compile_prog "" "" ; then
2382     uuid="yes"
2383   elif compile_prog "" "$uuid_libs" ; then
2384     uuid="yes"
2385     libs_softmmu="$uuid_libs $libs_softmmu"
2386     libs_tools="$uuid_libs $libs_tools"
2387   else
2388     if test "$uuid" = "yes" ; then
2389       feature_not_found "uuid" "Install libuuid devel"
2390     fi
2391     uuid=no
2392   fi
2393 fi
2394
2395 if test "$vhdx" = "yes" ; then
2396     if test "$uuid" = "no" ; then
2397         error_exit "uuid required for VHDX support"
2398     fi
2399 elif test "$vhdx" != "no" ; then
2400     if test "$uuid" = "yes" ; then
2401         vhdx=yes
2402     else
2403         vhdx=no
2404     fi
2405 fi
2406
2407 ##########################################
2408 # xfsctl() probe, used for raw-posix
2409 if test "$xfs" != "no" ; then
2410   cat > $TMPC << EOF
2411 #include <stddef.h>  /* NULL */
2412 #include <xfs/xfs.h>
2413 int main(void)
2414 {
2415     xfsctl(NULL, 0, 0, NULL);
2416     return 0;
2417 }
2418 EOF
2419   if compile_prog "" "" ; then
2420     xfs="yes"
2421   else
2422     if test "$xfs" = "yes" ; then
2423       feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
2424     fi
2425     xfs=no
2426   fi
2427 fi
2428
2429 ##########################################
2430 # vde libraries probe
2431 if test "$vde" != "no" ; then
2432   vde_libs="-lvdeplug"
2433   cat > $TMPC << EOF
2434 #include <libvdeplug.h>
2435 int main(void)
2436 {
2437     struct vde_open_args a = {0, 0, 0};
2438     char s[] = "";
2439     vde_open(s, s, &a);
2440     return 0;
2441 }
2442 EOF
2443   if compile_prog "" "$vde_libs" ; then
2444     vde=yes
2445     libs_softmmu="$vde_libs $libs_softmmu"
2446     libs_tools="$vde_libs $libs_tools"
2447   else
2448     if test "$vde" = "yes" ; then
2449       feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
2450     fi
2451     vde=no
2452   fi
2453 fi
2454
2455 ##########################################
2456 # netmap support probe
2457 # Apart from looking for netmap headers, we make sure that the host API version
2458 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
2459 # a minor/major version number. Minor new features will be marked with values up
2460 # to 15, and if something happens that requires a change to the backend we will
2461 # move above 15, submit the backend fixes and modify this two bounds.
2462 if test "$netmap" != "no" ; then
2463   cat > $TMPC << EOF
2464 #include <inttypes.h>
2465 #include <net/if.h>
2466 #include <net/netmap.h>
2467 #include <net/netmap_user.h>
2468 #if (NETMAP_API < 11) || (NETMAP_API > 15)
2469 #error
2470 #endif
2471 int main(void) { return 0; }
2472 EOF
2473   if compile_prog "" "" ; then
2474     netmap=yes
2475   else
2476     if test "$netmap" = "yes" ; then
2477       feature_not_found "netmap"
2478     fi
2479     netmap=no
2480   fi
2481 fi
2482
2483 ##########################################
2484 # libcap-ng library probe
2485 if test "$cap_ng" != "no" ; then
2486   cap_libs="-lcap-ng"
2487   cat > $TMPC << EOF
2488 #include <cap-ng.h>
2489 int main(void)
2490 {
2491     capng_capability_to_name(CAPNG_EFFECTIVE);
2492     return 0;
2493 }
2494 EOF
2495   if compile_prog "" "$cap_libs" ; then
2496     cap_ng=yes
2497     libs_tools="$cap_libs $libs_tools"
2498   else
2499     if test "$cap_ng" = "yes" ; then
2500       feature_not_found "cap_ng" "Install libcap-ng devel"
2501     fi
2502     cap_ng=no
2503   fi
2504 fi
2505
2506 ##########################################
2507 # Sound support libraries probe
2508
2509 audio_drv_probe()
2510 {
2511     drv=$1
2512     hdr=$2
2513     lib=$3
2514     exp=$4
2515     cfl=$5
2516         cat > $TMPC << EOF
2517 #include <$hdr>
2518 int main(void) { $exp }
2519 EOF
2520     if compile_prog "$cfl" "$lib" ; then
2521         :
2522     else
2523         error_exit "$drv check failed" \
2524             "Make sure to have the $drv libs and headers installed."
2525     fi
2526 }
2527
2528 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2529 for drv in $audio_drv_list; do
2530     case $drv in
2531     alsa)
2532     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2533         "return snd_pcm_close((snd_pcm_t *)0);"
2534     libs_softmmu="-lasound $libs_softmmu"
2535     ;;
2536
2537     fmod)
2538     if test -z $fmod_lib || test -z $fmod_inc; then
2539         error_exit "You must specify path to FMOD library and headers" \
2540             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2541     fi
2542     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2543     libs_softmmu="$fmod_lib $libs_softmmu"
2544     ;;
2545
2546     esd)
2547     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2548     libs_softmmu="-lesd $libs_softmmu"
2549     audio_pt_int="yes"
2550     ;;
2551
2552     pa)
2553     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2554         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2555     libs_softmmu="-lpulse $libs_softmmu"
2556     audio_pt_int="yes"
2557     ;;
2558
2559     coreaudio)
2560       libs_softmmu="-framework CoreAudio $libs_softmmu"
2561     ;;
2562
2563     dsound)
2564       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2565       audio_win_int="yes"
2566     ;;
2567
2568     oss)
2569       libs_softmmu="$oss_lib $libs_softmmu"
2570     ;;
2571
2572     sdl|wav)
2573     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2574     ;;
2575
2576     winwave)
2577       libs_softmmu="-lwinmm $libs_softmmu"
2578       audio_win_int="yes"
2579     ;;
2580
2581     *)
2582     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2583         error_exit "Unknown driver '$drv' selected" \
2584             "Possible drivers are: $audio_possible_drivers"
2585     }
2586     ;;
2587     esac
2588 done
2589
2590 ##########################################
2591 # BrlAPI probe
2592
2593 if test "$brlapi" != "no" ; then
2594   brlapi_libs="-lbrlapi"
2595   cat > $TMPC << EOF
2596 #include <brlapi.h>
2597 #include <stddef.h>
2598 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2599 EOF
2600   if compile_prog "" "$brlapi_libs" ; then
2601     brlapi=yes
2602     libs_softmmu="$brlapi_libs $libs_softmmu"
2603   else
2604     if test "$brlapi" = "yes" ; then
2605       feature_not_found "brlapi" "Install brlapi devel"
2606     fi
2607     brlapi=no
2608   fi
2609 fi
2610
2611 ##########################################
2612 # curses probe
2613 if test "$curses" != "no" ; then
2614   if test "$mingw32" = "yes" ; then
2615     curses_list="-lpdcurses"
2616   else
2617     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2618   fi
2619   curses_found=no
2620   cat > $TMPC << EOF
2621 #include <curses.h>
2622 int main(void) {
2623   const char *s = curses_version();
2624   resize_term(0, 0);
2625   return s != 0;
2626 }
2627 EOF
2628   IFS=:
2629   for curses_lib in $curses_list; do
2630     unset IFS
2631     if compile_prog "" "$curses_lib" ; then
2632       curses_found=yes
2633       libs_softmmu="$curses_lib $libs_softmmu"
2634       break
2635     fi
2636   done
2637   unset IFS
2638   if test "$curses_found" = "yes" ; then
2639     curses=yes
2640   else
2641     if test "$curses" = "yes" ; then
2642       feature_not_found "curses" "Install ncurses devel"
2643     fi
2644     curses=no
2645   fi
2646 fi
2647
2648 ##########################################
2649 # curl probe
2650 if test "$curl" != "no" ; then
2651   if $pkg_config libcurl --exists; then
2652     curlconfig="$pkg_config libcurl"
2653   else
2654     curlconfig=curl-config
2655   fi
2656   cat > $TMPC << EOF
2657 #include <curl/curl.h>
2658 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2659 EOF
2660   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2661   curl_libs=`$curlconfig --libs 2>/dev/null`
2662   if compile_prog "$curl_cflags" "$curl_libs" ; then
2663     curl=yes
2664   else
2665     if test "$curl" = "yes" ; then
2666       feature_not_found "curl" "Install libcurl devel"
2667     fi
2668     curl=no
2669   fi
2670 fi # test "$curl"
2671
2672 ##########################################
2673 # bluez support probe
2674 if test "$bluez" != "no" ; then
2675   cat > $TMPC << EOF
2676 #include <bluetooth/bluetooth.h>
2677 int main(void) { return bt_error(0); }
2678 EOF
2679   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2680   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2681   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2682     bluez=yes
2683     libs_softmmu="$bluez_libs $libs_softmmu"
2684   else
2685     if test "$bluez" = "yes" ; then
2686       feature_not_found "bluez" "Install bluez-libs/libbluetooth devel"
2687     fi
2688     bluez="no"
2689   fi
2690 fi
2691
2692 ##########################################
2693 # glib support probe
2694
2695 if test "$mingw32" = yes; then
2696     # g_poll is required in order to integrate with the glib main loop.
2697     glib_req_ver=2.20
2698 else
2699     glib_req_ver=2.12
2700 fi
2701 glib_modules=gthread-2.0
2702 if test "$modules" = yes; then
2703     glib_modules="$glib_modules gmodule-2.0"
2704 fi
2705
2706 for i in $glib_modules; do
2707     if $pkg_config --atleast-version=$glib_req_ver $i; then
2708         glib_cflags=`$pkg_config --cflags $i`
2709         glib_libs=`$pkg_config --libs $i`
2710         CFLAGS="$glib_cflags $CFLAGS"
2711         LIBS="$glib_libs $LIBS"
2712         libs_qga="$glib_libs $libs_qga"
2713     else
2714         error_exit "glib-$glib_req_ver $i is required to compile QEMU"
2715     fi
2716 done
2717
2718 ##########################################
2719 # SHA command probe for modules
2720 if test "$modules" = yes; then
2721     shacmd_probe="sha1sum sha1 shasum"
2722     for c in $shacmd_probe; do
2723         if which $c >/dev/null 2>&1; then
2724             shacmd="$c"
2725             break
2726         fi
2727     done
2728     if test "$shacmd" = ""; then
2729         error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
2730     fi
2731 fi
2732
2733 ##########################################
2734 # pixman support probe
2735
2736 if test "$pixman" = ""; then
2737   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2738     pixman="none"
2739   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2740     pixman="system"
2741   else
2742     pixman="internal"
2743   fi
2744 fi
2745 if test "$pixman" = "none"; then
2746   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2747     error_exit "pixman disabled but system emulation or tools build" \
2748         "enabled.  You can turn off pixman only if you also" \
2749         "disable all system emulation targets and the tools" \
2750         "build with '--disable-tools --disable-system'."
2751   fi
2752   pixman_cflags=
2753   pixman_libs=
2754 elif test "$pixman" = "system"; then
2755   pixman_cflags=`$pkg_config --cflags pixman-1`
2756   pixman_libs=`$pkg_config --libs pixman-1`
2757 else
2758   if test ! -d ${source_path}/pixman/pixman; then
2759     error_exit "pixman not present. Your options:" \
2760         "  (1) Preferred: Install the pixman devel package (any recent" \
2761         "      distro should have packages as Xorg needs pixman too)." \
2762         "  (2) Fetch the pixman submodule, using:" \
2763         "      git submodule update --init pixman"
2764   fi
2765   mkdir -p pixman/pixman
2766   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2767   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2768 fi
2769
2770 ##########################################
2771 # libcap probe
2772
2773 if test "$cap" != "no" ; then
2774   cat > $TMPC <<EOF
2775 #include <stdio.h>
2776 #include <sys/capability.h>
2777 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2778 EOF
2779   if compile_prog "" "-lcap" ; then
2780     cap=yes
2781   else
2782     cap=no
2783   fi
2784 fi
2785
2786 ##########################################
2787 # pthread probe
2788 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2789
2790 pthread=no
2791 cat > $TMPC << EOF
2792 #include <pthread.h>
2793 static void *f(void *p) { return NULL; }
2794 int main(void) {
2795   pthread_t thread;
2796   pthread_create(&thread, 0, f, 0);
2797   return 0;
2798 }
2799 EOF
2800 if compile_prog "" "" ; then
2801   pthread=yes
2802 else
2803   for pthread_lib in $PTHREADLIBS_LIST; do
2804     if compile_prog "" "$pthread_lib" ; then
2805       pthread=yes
2806       found=no
2807       for lib_entry in $LIBS; do
2808         if test "$lib_entry" = "$pthread_lib"; then
2809           found=yes
2810           break
2811         fi
2812       done
2813       if test "$found" = "no"; then
2814         LIBS="$pthread_lib $LIBS"
2815       fi
2816       break
2817     fi
2818   done
2819 fi
2820
2821 if test "$mingw32" != yes -a "$pthread" = no; then
2822   error_exit "pthread check failed" \
2823       "Make sure to have the pthread libs and headers installed."
2824 fi
2825
2826 # check for pthread_setname_np
2827 pthread_setname_np=no
2828 cat > $TMPC << EOF
2829 #include <pthread.h>
2830
2831 static void *f(void *p) { return NULL; }
2832 int main(void)
2833 {
2834     pthread_t thread;
2835     pthread_create(&thread, 0, f, 0);
2836     pthread_setname_np(thread, "QEMU");
2837     return 0;
2838 }
2839 EOF
2840 if compile_prog "" "$pthread_lib" ; then
2841   pthread_setname_np=yes
2842 fi
2843
2844 ##########################################
2845 # rbd probe
2846 if test "$rbd" != "no" ; then
2847   cat > $TMPC <<EOF
2848 #include <stdio.h>
2849 #include <rbd/librbd.h>
2850 int main(void) {
2851     rados_t cluster;
2852     rados_create(&cluster, NULL);
2853     return 0;
2854 }
2855 EOF
2856   rbd_libs="-lrbd -lrados"
2857   if compile_prog "" "$rbd_libs" ; then
2858     rbd=yes
2859   else
2860     if test "$rbd" = "yes" ; then
2861       feature_not_found "rados block device" "Install librbd/ceph devel"
2862     fi
2863     rbd=no
2864   fi
2865 fi
2866
2867 ##########################################
2868 # libssh2 probe
2869 min_libssh2_version=1.2.8
2870 if test "$libssh2" != "no" ; then
2871   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2872     libssh2_cflags=`$pkg_config libssh2 --cflags`
2873     libssh2_libs=`$pkg_config libssh2 --libs`
2874     libssh2=yes
2875   else
2876     if test "$libssh2" = "yes" ; then
2877       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2878     fi
2879     libssh2=no
2880   fi
2881 fi
2882
2883 ##########################################
2884 # libssh2_sftp_fsync probe
2885
2886 if test "$libssh2" = "yes"; then
2887   cat > $TMPC <<EOF
2888 #include <stdio.h>
2889 #include <libssh2.h>
2890 #include <libssh2_sftp.h>
2891 int main(void) {
2892     LIBSSH2_SESSION *session;
2893     LIBSSH2_SFTP *sftp;
2894     LIBSSH2_SFTP_HANDLE *sftp_handle;
2895     session = libssh2_session_init ();
2896     sftp = libssh2_sftp_init (session);
2897     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2898     libssh2_sftp_fsync (sftp_handle);
2899     return 0;
2900 }
2901 EOF
2902   # libssh2_cflags/libssh2_libs defined in previous test.
2903   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2904     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2905   fi
2906 fi
2907
2908 ##########################################
2909 # linux-aio probe
2910
2911 if test "$linux_aio" != "no" ; then
2912   cat > $TMPC <<EOF
2913 #include <libaio.h>
2914 #include <sys/eventfd.h>
2915 #include <stddef.h>
2916 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2917 EOF
2918   if compile_prog "" "-laio" ; then
2919     linux_aio=yes
2920   else
2921     if test "$linux_aio" = "yes" ; then
2922       feature_not_found "linux AIO" "Install libaio devel"
2923     fi
2924     linux_aio=no
2925   fi
2926 fi
2927
2928 ##########################################
2929 # TPM passthrough is only on x86 Linux
2930
2931 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2932   tpm_passthrough=$tpm
2933 else
2934   tpm_passthrough=no
2935 fi
2936
2937 ##########################################
2938 # adjust virtio-blk-data-plane based on linux-aio
2939
2940 if test "$virtio_blk_data_plane" = "yes" -a \
2941         "$linux_aio" != "yes" ; then
2942   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2943 elif test -z "$virtio_blk_data_plane" ; then
2944   virtio_blk_data_plane=$linux_aio
2945 fi
2946
2947 ##########################################
2948 # attr probe
2949
2950 if test "$attr" != "no" ; then
2951   cat > $TMPC <<EOF
2952 #include <stdio.h>
2953 #include <sys/types.h>
2954 #ifdef CONFIG_LIBATTR
2955 #include <attr/xattr.h>
2956 #else
2957 #include <sys/xattr.h>
2958 #endif
2959 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2960 EOF
2961   if compile_prog "" "" ; then
2962     attr=yes
2963   # Older distros have <attr/xattr.h>, and need -lattr:
2964   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2965     attr=yes
2966     LIBS="-lattr $LIBS"
2967     libattr=yes
2968   else
2969     if test "$attr" = "yes" ; then
2970       feature_not_found "ATTR" "Install libc6 or libattr devel"
2971     fi
2972     attr=no
2973   fi
2974 fi
2975
2976 ##########################################
2977 # iovec probe
2978 cat > $TMPC <<EOF
2979 #include <sys/types.h>
2980 #include <sys/uio.h>
2981 #include <unistd.h>
2982 int main(void) { return sizeof(struct iovec); }
2983 EOF
2984 iovec=no
2985 if compile_prog "" "" ; then
2986   iovec=yes
2987 fi
2988
2989 ##########################################
2990 # preadv probe
2991 cat > $TMPC <<EOF
2992 #include <sys/types.h>
2993 #include <sys/uio.h>
2994 #include <unistd.h>
2995 int main(void) { return preadv(0, 0, 0, 0); }
2996 EOF
2997 preadv=no
2998 if compile_prog "" "" ; then
2999   preadv=yes
3000 fi
3001
3002 ##########################################
3003 # fdt probe
3004 # fdt support is mandatory for at least some target architectures,
3005 # so insist on it if we're building those system emulators.
3006 fdt_required=no
3007 for target in $target_list; do
3008   case $target in
3009     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
3010       fdt_required=yes
3011     ;;
3012   esac
3013 done
3014
3015 if test "$fdt_required" = "yes"; then
3016   if test "$fdt" = "no"; then
3017     error_exit "fdt disabled but some requested targets require it." \
3018       "You can turn off fdt only if you also disable all the system emulation" \
3019       "targets which need it (by specifying a cut down --target-list)."
3020   fi
3021   fdt=yes
3022 fi
3023
3024 if test "$fdt" != "no" ; then
3025   fdt_libs="-lfdt"
3026   # explicitly check for libfdt_env.h as it is missing in some stable installs
3027   cat > $TMPC << EOF
3028 #include <libfdt_env.h>
3029 int main(void) { return 0; }
3030 EOF
3031   if compile_prog "" "$fdt_libs" ; then
3032     # system DTC is good - use it
3033     fdt=yes
3034   elif test -d ${source_path}/dtc/libfdt ; then
3035     # have submodule DTC - use it
3036     fdt=yes
3037     dtc_internal="yes"
3038     mkdir -p dtc
3039     if [ "$pwd_is_source_path" != "y" ] ; then
3040        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
3041        symlink "$source_path/dtc/scripts" "dtc/scripts"
3042     fi
3043     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
3044     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
3045   elif test "$fdt" = "yes" ; then
3046     # have neither and want - prompt for system/submodule install
3047     error_exit "DTC (libfdt) not present. Your options:" \
3048         "  (1) Preferred: Install the DTC (libfdt) devel package" \
3049         "  (2) Fetch the DTC submodule, using:" \
3050         "      git submodule update --init dtc"
3051   else
3052     # don't have and don't want
3053     fdt_libs=
3054     fdt=no
3055   fi
3056 fi
3057
3058 libs_softmmu="$libs_softmmu $fdt_libs"
3059
3060 ##########################################
3061 # GLX probe, used by milkymist-tmu2
3062 if test "$glx" != "no" ; then
3063   glx_libs="-lGL -lX11"
3064   cat > $TMPC << EOF
3065 #include <X11/Xlib.h>
3066 #include <GL/gl.h>
3067 #include <GL/glx.h>
3068 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
3069 EOF
3070   if compile_prog "" "-lGL -lX11" ; then
3071     glx=yes
3072   else
3073     if test "$glx" = "yes" ; then
3074       feature_not_found "glx" "Install GL devel (e.g. MESA)"
3075     fi
3076     glx_libs=
3077     glx=no
3078   fi
3079 fi
3080
3081
3082 ##########################################
3083 # archipelago probe
3084 if test "$archipelago" != "no" ; then
3085     cat > $TMPC <<EOF
3086 #include <stdio.h>
3087 #include <xseg/xseg.h>
3088 #include <xseg/protocol.h>
3089 int main(void) {
3090     xseg_initialize();
3091     return 0;
3092 }
3093 EOF
3094     archipelago_libs=-lxseg
3095     if compile_prog "" "$archipelago_libs"; then
3096         archipelago="yes"
3097         libs_tools="$archipelago_libs $libs_tools"
3098         libs_softmmu="$archipelago_libs $libs_softmmu"
3099     else
3100       if test "$archipelago" = "yes" ; then
3101         feature_not_found "Archipelago backend support" "Install libxseg devel"
3102       fi
3103       archipelago="no"
3104     fi
3105 fi
3106
3107
3108 ##########################################
3109 # glusterfs probe
3110 if test "$glusterfs" != "no" ; then
3111   if $pkg_config --atleast-version=3 glusterfs-api; then
3112     glusterfs="yes"
3113     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
3114     glusterfs_libs=`$pkg_config --libs glusterfs-api`
3115     if $pkg_config --atleast-version=5 glusterfs-api; then
3116       glusterfs_discard="yes"
3117     fi
3118     if $pkg_config --atleast-version=6 glusterfs-api; then
3119       glusterfs_zerofill="yes"
3120     fi
3121   else
3122     if test "$glusterfs" = "yes" ; then
3123       feature_not_found "GlusterFS backend support" \
3124           "Install glusterfs-api devel >= 3"
3125     fi
3126     glusterfs="no"
3127   fi
3128 fi
3129
3130 # Check for inotify functions when we are building linux-user
3131 # emulator.  This is done because older glibc versions don't
3132 # have syscall stubs for these implemented.  In that case we
3133 # don't provide them even if kernel supports them.
3134 #
3135 inotify=no
3136 cat > $TMPC << EOF
3137 #include <sys/inotify.h>
3138
3139 int
3140 main(void)
3141 {
3142         /* try to start inotify */
3143         return inotify_init();
3144 }
3145 EOF
3146 if compile_prog "" "" ; then
3147   inotify=yes
3148 fi
3149
3150 inotify1=no
3151 cat > $TMPC << EOF
3152 #include <sys/inotify.h>
3153
3154 int
3155 main(void)
3156 {
3157     /* try to start inotify */
3158     return inotify_init1(0);
3159 }
3160 EOF
3161 if compile_prog "" "" ; then
3162   inotify1=yes
3163 fi
3164
3165 # check if utimensat and futimens are supported
3166 utimens=no
3167 cat > $TMPC << EOF
3168 #define _ATFILE_SOURCE
3169 #include <stddef.h>
3170 #include <fcntl.h>
3171 #include <sys/stat.h>
3172
3173 int main(void)
3174 {
3175     utimensat(AT_FDCWD, "foo", NULL, 0);
3176     futimens(0, NULL);
3177     return 0;
3178 }
3179 EOF
3180 if compile_prog "" "" ; then
3181   utimens=yes
3182 fi
3183
3184 # check if pipe2 is there
3185 pipe2=no
3186 cat > $TMPC << EOF
3187 #include <unistd.h>
3188 #include <fcntl.h>
3189
3190 int main(void)
3191 {
3192     int pipefd[2];
3193     return pipe2(pipefd, O_CLOEXEC);
3194 }
3195 EOF
3196 if compile_prog "" "" ; then
3197   pipe2=yes
3198 fi
3199
3200 # check if accept4 is there
3201 accept4=no
3202 cat > $TMPC << EOF
3203 #include <sys/socket.h>
3204 #include <stddef.h>
3205
3206 int main(void)
3207 {
3208     accept4(0, NULL, NULL, SOCK_CLOEXEC);
3209     return 0;
3210 }
3211 EOF
3212 if compile_prog "" "" ; then
3213   accept4=yes
3214 fi
3215
3216 # check if tee/splice is there. vmsplice was added same time.
3217 splice=no
3218 cat > $TMPC << EOF
3219 #include <unistd.h>
3220 #include <fcntl.h>
3221 #include <limits.h>
3222
3223 int main(void)
3224 {
3225     int len, fd = 0;
3226     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
3227     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
3228     return 0;
3229 }
3230 EOF
3231 if compile_prog "" "" ; then
3232   splice=yes
3233 fi
3234
3235 ##########################################
3236 # libnuma probe
3237
3238 if test "$numa" != "no" ; then
3239   cat > $TMPC << EOF
3240 #include <numa.h>
3241 int main(void) { return numa_available(); }
3242 EOF
3243
3244   if compile_prog "" "-lnuma" ; then
3245     numa=yes
3246     libs_softmmu="-lnuma $libs_softmmu"
3247   else
3248     if test "$numa" = "yes" ; then
3249       feature_not_found "numa" "install numactl devel"
3250     fi
3251     numa=no
3252   fi
3253 fi
3254
3255 ##########################################
3256 # signalfd probe
3257 signalfd="no"
3258 cat > $TMPC << EOF
3259 #include <unistd.h>
3260 #include <sys/syscall.h>
3261 #include <signal.h>
3262 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
3263 EOF
3264
3265 if compile_prog "" "" ; then
3266   signalfd=yes
3267 fi
3268
3269 # check if eventfd is supported
3270 eventfd=no
3271 cat > $TMPC << EOF
3272 #include <sys/eventfd.h>
3273
3274 int main(void)
3275 {
3276     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
3277 }
3278 EOF
3279 if compile_prog "" "" ; then
3280   eventfd=yes
3281 fi
3282
3283 # check for fallocate
3284 fallocate=no
3285 cat > $TMPC << EOF
3286 #include <fcntl.h>
3287
3288 int main(void)
3289 {
3290     fallocate(0, 0, 0, 0);
3291     return 0;
3292 }
3293 EOF
3294 if compile_prog "" "" ; then
3295   fallocate=yes
3296 fi
3297
3298 # check for fallocate hole punching
3299 fallocate_punch_hole=no
3300 cat > $TMPC << EOF
3301 #include <fcntl.h>
3302 #include <linux/falloc.h>
3303
3304 int main(void)
3305 {
3306     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
3307     return 0;
3308 }
3309 EOF
3310 if compile_prog "" "" ; then
3311   fallocate_punch_hole=yes
3312 fi
3313
3314 # check for sync_file_range
3315 sync_file_range=no
3316 cat > $TMPC << EOF
3317 #include <fcntl.h>
3318
3319 int main(void)
3320 {
3321     sync_file_range(0, 0, 0, 0);
3322     return 0;
3323 }
3324 EOF
3325 if compile_prog "" "" ; then
3326   sync_file_range=yes
3327 fi
3328
3329 # check for linux/fiemap.h and FS_IOC_FIEMAP
3330 fiemap=no
3331 cat > $TMPC << EOF
3332 #include <sys/ioctl.h>
3333 #include <linux/fs.h>
3334 #include <linux/fiemap.h>
3335
3336 int main(void)
3337 {
3338     ioctl(0, FS_IOC_FIEMAP, 0);
3339     return 0;
3340 }
3341 EOF
3342 if compile_prog "" "" ; then
3343   fiemap=yes
3344 fi
3345
3346 # check for dup3
3347 dup3=no
3348 cat > $TMPC << EOF
3349 #include <unistd.h>
3350
3351 int main(void)
3352 {
3353     dup3(0, 0, 0);
3354     return 0;
3355 }
3356 EOF
3357 if compile_prog "" "" ; then
3358   dup3=yes
3359 fi
3360
3361 # check for ppoll support
3362 ppoll=no
3363 cat > $TMPC << EOF
3364 #include <poll.h>
3365
3366 int main(void)
3367 {
3368     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
3369     ppoll(&pfd, 1, 0, 0);
3370     return 0;
3371 }
3372 EOF
3373 if compile_prog "" "" ; then
3374   ppoll=yes
3375 fi
3376
3377 # check for prctl(PR_SET_TIMERSLACK , ... ) support
3378 prctl_pr_set_timerslack=no
3379 cat > $TMPC << EOF
3380 #include <sys/prctl.h>
3381
3382 int main(void)
3383 {
3384     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
3385     return 0;
3386 }
3387 EOF
3388 if compile_prog "" "" ; then
3389   prctl_pr_set_timerslack=yes
3390 fi
3391
3392 # check for epoll support
3393 epoll=no
3394 cat > $TMPC << EOF
3395 #include <sys/epoll.h>
3396
3397 int main(void)
3398 {
3399     epoll_create(0);
3400     return 0;
3401 }
3402 EOF
3403 if compile_prog "" "" ; then
3404   epoll=yes
3405 fi
3406
3407 # epoll_create1 and epoll_pwait are later additions
3408 # so we must check separately for their presence
3409 epoll_create1=no
3410 cat > $TMPC << EOF
3411 #include <sys/epoll.h>
3412
3413 int main(void)
3414 {
3415     /* Note that we use epoll_create1 as a value, not as
3416      * a function being called. This is necessary so that on
3417      * old SPARC glibc versions where the function was present in
3418      * the library but not declared in the header file we will
3419      * fail the configure check. (Otherwise we will get a compiler
3420      * warning but not an error, and will proceed to fail the
3421      * qemu compile where we compile with -Werror.)
3422      */
3423     return (int)(uintptr_t)&epoll_create1;
3424 }
3425 EOF
3426 if compile_prog "" "" ; then
3427   epoll_create1=yes
3428 fi
3429
3430 epoll_pwait=no
3431 cat > $TMPC << EOF
3432 #include <sys/epoll.h>
3433
3434 int main(void)
3435 {
3436     epoll_pwait(0, 0, 0, 0, 0);
3437     return 0;
3438 }
3439 EOF
3440 if compile_prog "" "" ; then
3441   epoll_pwait=yes
3442 fi
3443
3444 # check for sendfile support
3445 sendfile=no
3446 cat > $TMPC << EOF
3447 #include <sys/sendfile.h>
3448
3449 int main(void)
3450 {
3451     return sendfile(0, 0, 0, 0);
3452 }
3453 EOF
3454 if compile_prog "" "" ; then
3455   sendfile=yes
3456 fi
3457
3458 # Check if tools are available to build documentation.
3459 if test "$docs" != "no" ; then
3460   if has makeinfo && has pod2man; then
3461     docs=yes
3462   else
3463     if test "$docs" = "yes" ; then
3464       feature_not_found "docs" "Install texinfo and Perl/perl-podlators"
3465     fi
3466     docs=no
3467   fi
3468 fi
3469
3470 # Search for bswap_32 function
3471 byteswap_h=no
3472 cat > $TMPC << EOF
3473 #include <byteswap.h>
3474 int main(void) { return bswap_32(0); }
3475 EOF
3476 if compile_prog "" "" ; then
3477   byteswap_h=yes
3478 fi
3479
3480 # Search for bswap32 function
3481 bswap_h=no
3482 cat > $TMPC << EOF
3483 #include <sys/endian.h>
3484 #include <sys/types.h>
3485 #include <machine/bswap.h>
3486 int main(void) { return bswap32(0); }
3487 EOF
3488 if compile_prog "" "" ; then
3489   bswap_h=yes
3490 fi
3491
3492 ##########################################
3493 # Do we have libiscsi >= 1.9.0
3494 if test "$libiscsi" != "no" ; then
3495   if $pkg_config --atleast-version=1.9.0 libiscsi; then
3496     libiscsi="yes"
3497     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3498     libiscsi_libs=$($pkg_config --libs libiscsi)
3499   else
3500     if test "$libiscsi" = "yes" ; then
3501       feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
3502     fi
3503     libiscsi="no"
3504   fi
3505 fi
3506
3507 ##########################################
3508 # Do we need libm
3509 cat > $TMPC << EOF
3510 #include <math.h>
3511 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
3512 EOF
3513 if compile_prog "" "" ; then
3514   :
3515 elif compile_prog "" "-lm" ; then
3516   LIBS="-lm $LIBS"
3517   libs_qga="-lm $libs_qga"
3518 else
3519   error_exit "libm check failed"
3520 fi
3521
3522 ##########################################
3523 # Do we need librt
3524 # uClibc provides 2 versions of clock_gettime(), one with realtime
3525 # support and one without. This means that the clock_gettime() don't
3526 # need -lrt. We still need it for timer_create() so we check for this
3527 # function in addition.
3528 cat > $TMPC <<EOF
3529 #include <signal.h>
3530 #include <time.h>
3531 int main(void) {
3532   timer_create(CLOCK_REALTIME, NULL, NULL);
3533   return clock_gettime(CLOCK_REALTIME, NULL);
3534 }
3535 EOF
3536
3537 if compile_prog "" "" ; then
3538   :
3539 # we need pthread for static linking. use previous pthread test result
3540 elif compile_prog "" "$pthread_lib -lrt" ; then
3541   LIBS="$LIBS -lrt"
3542   libs_qga="$libs_qga -lrt"
3543 fi
3544
3545 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3546         "$aix" != "yes" -a "$haiku" != "yes" ; then
3547     libs_softmmu="-lutil $libs_softmmu"
3548 fi
3549
3550 ##########################################
3551 # spice probe
3552 if test "$spice" != "no" ; then
3553   cat > $TMPC << EOF
3554 #include <spice.h>
3555 int main(void) { spice_server_new(); return 0; }
3556 EOF
3557   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3558   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3559   if $pkg_config --atleast-version=0.12.0 spice-server && \
3560      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3561      compile_prog "$spice_cflags" "$spice_libs" ; then
3562     spice="yes"
3563     libs_softmmu="$libs_softmmu $spice_libs"
3564     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3565     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3566     spice_server_version=$($pkg_config --modversion spice-server)
3567   else
3568     if test "$spice" = "yes" ; then
3569       feature_not_found "spice" \
3570           "Install spice-server(>=0.12.0) and spice-protocol(>=0.12.3) devel"
3571     fi
3572     spice="no"
3573   fi
3574 fi
3575
3576 # check for libcacard for smartcard support
3577 smartcard_cflags=""
3578 # TODO - what's the minimal nss version we support?
3579 if test "$smartcard_nss" != "no"; then
3580   cat > $TMPC << EOF
3581 #include <pk11pub.h>
3582 int main(void) { PK11_FreeSlot(0); return 0; }
3583 EOF
3584     # FIXME: do not include $glib_* in here
3585     nss_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3586     nss_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3587     test_cflags="$nss_cflags"
3588     # The header files in nss < 3.13.3 have a bug which causes them to
3589     # emit a warning. If we're going to compile QEMU with -Werror, then
3590     # test that the headers don't have this bug. Otherwise we would pass
3591     # the configure test but fail to compile QEMU later.
3592     if test "$werror" = "yes"; then
3593         test_cflags="-Werror $test_cflags"
3594     fi
3595     if test -n "$libtool" &&
3596        $pkg_config --atleast-version=3.12.8 nss && \
3597       compile_prog "$test_cflags" "$nss_libs"; then
3598         smartcard_nss="yes"
3599     else
3600         if test "$smartcard_nss" = "yes"; then
3601             feature_not_found "nss" "Install nss devel >= 3.12.8"
3602         fi
3603         smartcard_nss="no"
3604     fi
3605 fi
3606
3607 # check for libusb
3608 if test "$libusb" != "no" ; then
3609     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3610         libusb="yes"
3611         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3612         libusb_libs=$($pkg_config --libs libusb-1.0)
3613         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3614         libs_softmmu="$libs_softmmu $libusb_libs"
3615     else
3616         if test "$libusb" = "yes"; then
3617             feature_not_found "libusb" "Install libusb devel >= 1.0.13"
3618         fi
3619         libusb="no"
3620     fi
3621 fi
3622
3623 # check for usbredirparser for usb network redirection support
3624 if test "$usb_redir" != "no" ; then
3625     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3626         usb_redir="yes"
3627         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3628         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3629         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3630         libs_softmmu="$libs_softmmu $usb_redir_libs"
3631     else
3632         if test "$usb_redir" = "yes"; then
3633             feature_not_found "usb-redir" "Install usbredir devel"
3634         fi
3635         usb_redir="no"
3636     fi
3637 fi
3638
3639 ##########################################
3640 # check if we have VSS SDK headers for win
3641
3642 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3643   case "$vss_win32_sdk" in
3644     "")   vss_win32_include="-I$source_path" ;;
3645     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3646           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3647           vss_win32_include="-I$source_path/.sdk/vss"
3648           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3649           ;;
3650     *)    vss_win32_include="-I$vss_win32_sdk"
3651   esac
3652   cat > $TMPC << EOF
3653 #define __MIDL_user_allocate_free_DEFINED__
3654 #include <inc/win2003/vss.h>
3655 int main(void) { return VSS_CTX_BACKUP; }
3656 EOF
3657   if compile_prog "$vss_win32_include" "" ; then
3658     guest_agent_with_vss="yes"
3659     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3660     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3661   else
3662     if test "$vss_win32_sdk" != "" ; then
3663       echo "ERROR: Please download and install Microsoft VSS SDK:"
3664       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3665       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3666       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3667       echo "ERROR: The headers are extracted in the directory \`inc'."
3668       feature_not_found "VSS support"
3669     fi
3670     guest_agent_with_vss="no"
3671   fi
3672 fi
3673
3674 ##########################################
3675 # lookup Windows platform SDK (if not specified)
3676 # The SDK is needed only to build .tlb (type library) file of guest agent
3677 # VSS provider from the source. It is usually unnecessary because the
3678 # pre-compiled .tlb file is included.
3679
3680 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3681   if test -z "$win_sdk"; then
3682     programfiles="$PROGRAMFILES"
3683     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3684     if test -n "$programfiles"; then
3685       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3686     else
3687       feature_not_found "Windows SDK"
3688     fi
3689   elif test "$win_sdk" = "no"; then
3690     win_sdk=""
3691   fi
3692 fi
3693
3694 ##########################################
3695
3696 ##########################################
3697 # check if we have fdatasync
3698
3699 fdatasync=no
3700 cat > $TMPC << EOF
3701 #include <unistd.h>
3702 int main(void) {
3703 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3704 return fdatasync(0);
3705 #else
3706 #error Not supported
3707 #endif
3708 }
3709 EOF
3710 if compile_prog "" "" ; then
3711     fdatasync=yes
3712 fi
3713
3714 ##########################################
3715 # check if we have madvise
3716
3717 madvise=no
3718 cat > $TMPC << EOF
3719 #include <sys/types.h>
3720 #include <sys/mman.h>
3721 #include <stddef.h>
3722 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3723 EOF
3724 if compile_prog "" "" ; then
3725     madvise=yes
3726 fi
3727
3728 ##########################################
3729 # check if we have posix_madvise
3730
3731 posix_madvise=no
3732 cat > $TMPC << EOF
3733 #include <sys/mman.h>
3734 #include <stddef.h>
3735 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3736 EOF
3737 if compile_prog "" "" ; then
3738     posix_madvise=yes
3739 fi
3740
3741 ##########################################
3742 # check if we have usable SIGEV_THREAD_ID
3743
3744 sigev_thread_id=no
3745 cat > $TMPC << EOF
3746 #include <signal.h>
3747 int main(void) {
3748   struct sigevent ev;
3749   ev.sigev_notify = SIGEV_THREAD_ID;
3750   ev._sigev_un._tid = 0;
3751   asm volatile("" : : "g"(&ev));
3752   return 0;
3753 }
3754 EOF
3755 if compile_prog "" "" ; then
3756     sigev_thread_id=yes
3757 fi
3758
3759 ##########################################
3760 # check if trace backend exists
3761
3762 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends  > /dev/null 2> /dev/null
3763 if test "$?" -ne 0 ; then
3764   error_exit "invalid trace backends" \
3765       "Please choose supported trace backends."
3766 fi
3767
3768 ##########################################
3769 # For 'ust' backend, test if ust headers are present
3770 if have_backend "ust"; then
3771   cat > $TMPC << EOF
3772 #include <lttng/tracepoint.h>
3773 int main(void) { return 0; }
3774 EOF
3775   if compile_prog "" "" ; then
3776     if $pkg_config lttng-ust --exists; then
3777       lttng_ust_libs=`$pkg_config --libs lttng-ust`
3778     else
3779       lttng_ust_libs="-llttng-ust"
3780     fi
3781     if $pkg_config liburcu-bp --exists; then
3782       urcu_bp_libs=`$pkg_config --libs liburcu-bp`
3783     else
3784       urcu_bp_libs="-lurcu-bp"
3785     fi
3786
3787     LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
3788     libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
3789   else
3790     error_exit "Trace backend 'ust' missing lttng-ust header files"
3791   fi
3792 fi
3793
3794 ##########################################
3795 # For 'dtrace' backend, test if 'dtrace' command is present
3796 if have_backend "dtrace"; then
3797   if ! has 'dtrace' ; then
3798     error_exit "dtrace command is not found in PATH $PATH"
3799   fi
3800   trace_backend_stap="no"
3801   if has 'stap' ; then
3802     trace_backend_stap="yes"
3803   fi
3804 fi
3805
3806 ##########################################
3807 # check and set a backend for coroutine
3808
3809 # We prefer ucontext, but it's not always possible. The fallback
3810 # is sigcontext. gthread is not selectable except explicitly, because
3811 # it is not functional enough to run QEMU proper. (It is occasionally
3812 # useful for debugging purposes.)  On Windows the only valid backend
3813 # is the Windows-specific one.
3814
3815 ucontext_works=no
3816 if test "$darwin" != "yes"; then
3817   cat > $TMPC << EOF
3818 #include <ucontext.h>
3819 #ifdef __stub_makecontext
3820 #error Ignoring glibc stub makecontext which will always fail
3821 #endif
3822 int main(void) { makecontext(0, 0, 0); return 0; }
3823 EOF
3824   if compile_prog "" "" ; then
3825     ucontext_works=yes
3826   fi
3827 fi
3828
3829 if test "$coroutine" = ""; then
3830   if test "$mingw32" = "yes"; then
3831     coroutine=win32
3832   elif test "$ucontext_works" = "yes"; then
3833     coroutine=ucontext
3834   else
3835     coroutine=sigaltstack
3836   fi
3837 else
3838   case $coroutine in
3839   windows)
3840     if test "$mingw32" != "yes"; then
3841       error_exit "'windows' coroutine backend only valid for Windows"
3842     fi
3843     # Unfortunately the user visible backend name doesn't match the
3844     # coroutine-*.c filename for this case, so we have to adjust it here.
3845     coroutine=win32
3846     ;;
3847   ucontext)
3848     if test "$ucontext_works" != "yes"; then
3849       feature_not_found "ucontext"
3850     fi
3851     ;;
3852   gthread|sigaltstack)
3853     if test "$mingw32" = "yes"; then
3854       error_exit "only the 'windows' coroutine backend is valid for Windows"
3855     fi
3856     ;;
3857   *)
3858     error_exit "unknown coroutine backend $coroutine"
3859     ;;
3860   esac
3861 fi
3862
3863 if test "$coroutine_pool" = ""; then
3864   if test "$coroutine" = "gthread"; then
3865     coroutine_pool=no
3866   else
3867     coroutine_pool=yes
3868   fi
3869 fi
3870 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3871   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3872 fi
3873
3874 ##########################################
3875 # check if we have open_by_handle_at
3876
3877 open_by_handle_at=no
3878 cat > $TMPC << EOF
3879 #include <fcntl.h>
3880 #if !defined(AT_EMPTY_PATH)
3881 # error missing definition
3882 #else
3883 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3884 #endif
3885 EOF
3886 if compile_prog "" "" ; then
3887     open_by_handle_at=yes
3888 fi
3889
3890 ########################################
3891 # check if we have linux/magic.h
3892
3893 linux_magic_h=no
3894 cat > $TMPC << EOF
3895 #include <linux/magic.h>
3896 int main(void) {
3897   return 0;
3898 }
3899 EOF
3900 if compile_prog "" "" ; then
3901     linux_magic_h=yes
3902 fi
3903
3904 ########################################
3905 # check whether we can disable warning option with a pragma (this is needed
3906 # to silence warnings in the headers of some versions of external libraries).
3907 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3908 # only a warning.
3909 #
3910 # If we can't selectively disable warning in the code, disable -Werror so that
3911 # the build doesn't fail anyway.
3912
3913 pragma_disable_unused_but_set=no
3914 cat > $TMPC << EOF
3915 #pragma GCC diagnostic push
3916 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3917 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3918 #pragma GCC diagnostic pop
3919
3920 int main(void) {
3921     return 0;
3922 }
3923 EOF
3924 if compile_prog "-Werror" "" ; then
3925     pragma_diagnostic_available=yes
3926 else
3927     werror=no
3928 fi
3929
3930 ########################################
3931 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3932
3933 valgrind_h=no
3934 cat > $TMPC << EOF
3935 #include <valgrind/valgrind.h>
3936 #include <valgrind/memcheck.h>
3937 int main(void) {
3938   return 0;
3939 }
3940 EOF
3941 if compile_prog "" "" ; then
3942     valgrind_h=yes
3943 fi
3944
3945 ########################################
3946 # check if environ is declared
3947
3948 has_environ=no
3949 cat > $TMPC << EOF
3950 #include <unistd.h>
3951 int main(void) {
3952     environ = 0;
3953     return 0;
3954 }
3955 EOF
3956 if compile_prog "" "" ; then
3957     has_environ=yes
3958 fi
3959
3960 ########################################
3961 # check if cpuid.h is usable.
3962
3963 cpuid_h=no
3964 cat > $TMPC << EOF
3965 #include <cpuid.h>
3966 int main(void) {
3967     unsigned a, b, c, d;
3968     int max = __get_cpuid_max(0, 0);
3969
3970     if (max >= 1) {
3971         __cpuid(1, a, b, c, d);
3972     }
3973
3974     if (max >= 7) {
3975         __cpuid_count(7, 0, a, b, c, d);
3976     }
3977
3978     return 0;
3979 }
3980 EOF
3981 if compile_prog "" "" ; then
3982     cpuid_h=yes
3983 fi
3984
3985 ########################################
3986 # check if __[u]int128_t is usable.
3987
3988 int128=no
3989 cat > $TMPC << EOF
3990 #if defined(__clang_major__) && defined(__clang_minor__)
3991 # if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
3992 #  error __int128_t does not work in CLANG before 3.2
3993 # endif
3994 #endif
3995 __int128_t a;
3996 __uint128_t b;
3997 int main (void) {
3998   a = a + b;
3999   b = a * b;
4000   a = a * a;
4001   return 0;
4002 }
4003 EOF
4004 if compile_prog "" "" ; then
4005     int128=yes
4006 fi
4007
4008 ########################################
4009 # check if getauxval is available.
4010
4011 getauxval=no
4012 cat > $TMPC << EOF
4013 #include <sys/auxv.h>
4014 int main(void) {
4015   return getauxval(AT_HWCAP) == 0;
4016 }
4017 EOF
4018 if compile_prog "" "" ; then
4019     getauxval=yes
4020 fi
4021
4022 ##########################################
4023 # End of CC checks
4024 # After here, no more $cc or $ld runs
4025
4026 if test "$gcov" = "yes" ; then
4027   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
4028   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
4029 elif test "$debug" = "no" ; then
4030   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
4031 fi
4032
4033 ##########################################
4034 # Do we have libnfs
4035 if test "$libnfs" != "no" ; then
4036   if $pkg_config --atleast-version=1.9.3 libnfs; then
4037     libnfs="yes"
4038     libnfs_libs=$($pkg_config --libs libnfs)
4039     LIBS="$LIBS $libnfs_libs"
4040   else
4041     if test "$libnfs" = "yes" ; then
4042       feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
4043     fi
4044     libnfs="no"
4045   fi
4046 fi
4047
4048 # Disable zero malloc errors for official releases unless explicitly told to
4049 # enable/disable
4050 if test -z "$zero_malloc" ; then
4051     if test "$z_version" = "50" ; then
4052         zero_malloc="no"
4053     else
4054         zero_malloc="yes"
4055     fi
4056 fi
4057
4058 # Now we've finished running tests it's OK to add -Werror to the compiler flags
4059 if test "$werror" = "yes"; then
4060     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
4061 fi
4062
4063 if test "$solaris" = "no" ; then
4064     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
4065         LDFLAGS="-Wl,--warn-common $LDFLAGS"
4066     fi
4067 fi
4068
4069 # test if pod2man has --utf8 option
4070 if pod2man --help | grep -q utf8; then
4071     POD2MAN="pod2man --utf8"
4072 else
4073     POD2MAN="pod2man"
4074 fi
4075
4076 # Use ASLR, no-SEH and DEP if available
4077 if test "$mingw32" = "yes" ; then
4078     for flag in --dynamicbase --no-seh --nxcompat; do
4079         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
4080             LDFLAGS="-Wl,$flag $LDFLAGS"
4081         fi
4082     done
4083 fi
4084
4085 qemu_confdir=$sysconfdir$confsuffix
4086 qemu_moddir=$libdir$confsuffix
4087 qemu_datadir=$datadir$confsuffix
4088 qemu_localedir="$datadir/locale"
4089
4090 tools=""
4091 if test "$want_tools" = "yes" ; then
4092   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
4093   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
4094     tools="qemu-nbd\$(EXESUF) $tools"
4095   fi
4096 fi
4097 if test "$softmmu" = yes ; then
4098   if test "$virtfs" != no ; then
4099     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
4100       virtfs=yes
4101       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
4102     else
4103       if test "$virtfs" = yes; then
4104         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
4105       fi
4106       virtfs=no
4107     fi
4108   fi
4109 fi
4110 if [ "$guest_agent" != "no" ]; then
4111   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
4112       tools="qemu-ga\$(EXESUF) $tools"
4113       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
4114         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
4115       fi
4116       guest_agent=yes
4117   elif [ "$guest_agent" != yes ]; then
4118       guest_agent=no
4119   else
4120       error_exit "Guest agent is not supported on this platform"
4121   fi
4122 fi
4123
4124 # Mac OS X ships with a broken assembler
4125 roms=
4126 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
4127         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
4128         "$softmmu" = yes ; then
4129   roms="optionrom"
4130 fi
4131 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
4132   roms="$roms spapr-rtas"
4133 fi
4134
4135 if test "$cpu" = "s390x" ; then
4136   roms="$roms s390-ccw"
4137 fi
4138
4139 # Probe for the need for relocating the user-only binary.
4140 if test "$pie" = "no" ; then
4141   textseg_addr=
4142   case "$cpu" in
4143     arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
4144       # ??? Rationale for choosing this address
4145       textseg_addr=0x60000000
4146       ;;
4147     mips)
4148       # A 256M aligned address, high in the address space, with enough
4149       # room for the code_gen_buffer above it before the stack.
4150       textseg_addr=0x60000000
4151       ;;
4152   esac
4153   if [ -n "$textseg_addr" ]; then
4154     cat > $TMPC <<EOF
4155     int main(void) { return 0; }
4156 EOF
4157     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
4158     if ! compile_prog "" "$textseg_ldflags"; then
4159       # In case ld does not support -Ttext-segment, edit the default linker
4160       # script via sed to set the .text start addr.  This is needed on FreeBSD
4161       # at least.
4162       $ld --verbose | sed \
4163         -e '1,/==================================================/d' \
4164         -e '/==================================================/,$d' \
4165         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
4166         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
4167       textseg_ldflags="-Wl,-T../config-host.ld"
4168     fi
4169   fi
4170 fi
4171
4172 # add pixman flags after all config tests are done
4173 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
4174 libs_softmmu="$libs_softmmu $pixman_libs"
4175
4176 echo "Install prefix    $prefix"
4177 echo "BIOS directory    `eval echo $qemu_datadir`"
4178 echo "binary directory  `eval echo $bindir`"
4179 echo "library directory `eval echo $libdir`"
4180 echo "module directory  `eval echo $qemu_moddir`"
4181 echo "libexec directory `eval echo $libexecdir`"
4182 echo "include directory `eval echo $includedir`"
4183 echo "config directory  `eval echo $sysconfdir`"
4184 if test "$mingw32" = "no" ; then
4185 echo "local state directory   `eval echo $local_statedir`"
4186 echo "Manual directory  `eval echo $mandir`"
4187 echo "ELF interp prefix $interp_prefix"
4188 else
4189 echo "local state directory   queried at runtime"
4190 echo "Windows SDK       $win_sdk"
4191 fi
4192 echo "Source path       $source_path"
4193 echo "C compiler        $cc"
4194 echo "Host C compiler   $host_cc"
4195 echo "C++ compiler      $cxx"
4196 echo "Objective-C compiler $objcc"
4197 echo "ARFLAGS           $ARFLAGS"
4198 echo "CFLAGS            $CFLAGS"
4199 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
4200 echo "LDFLAGS           $LDFLAGS"
4201 echo "make              $make"
4202 echo "install           $install"
4203 echo "python            $python"
4204 if test "$slirp" = "yes" ; then
4205     echo "smbd              $smbd"
4206 fi
4207 echo "module support    $modules"
4208 echo "host CPU          $cpu"
4209 echo "host big endian   $bigendian"
4210 echo "target list       $target_list"
4211 echo "tcg debug enabled $debug_tcg"
4212 echo "gprof enabled     $gprof"
4213 echo "sparse enabled    $sparse"
4214 echo "strip binaries    $strip_opt"
4215 echo "profiler          $profiler"
4216 echo "static build      $static"
4217 if test "$darwin" = "yes" ; then
4218     echo "Cocoa support     $cocoa"
4219 fi
4220 echo "pixman            $pixman"
4221 echo "SDL support       $sdl"
4222 echo "GTK support       $gtk"
4223 echo "VTE support       $vte"
4224 echo "curses support    $curses"
4225 echo "curl support      $curl"
4226 echo "mingw32 support   $mingw32"
4227 echo "Audio drivers     $audio_drv_list"
4228 echo "Block whitelist (rw) $block_drv_rw_whitelist"
4229 echo "Block whitelist (ro) $block_drv_ro_whitelist"
4230 echo "VirtFS support    $virtfs"
4231 echo "VNC support       $vnc"
4232 if test "$vnc" = "yes" ; then
4233     echo "VNC TLS support   $vnc_tls"
4234     echo "VNC SASL support  $vnc_sasl"
4235     echo "VNC JPEG support  $vnc_jpeg"
4236     echo "VNC PNG support   $vnc_png"
4237     echo "VNC WS support    $vnc_ws"
4238 fi
4239 if test -n "$sparc_cpu"; then
4240     echo "Target Sparc Arch $sparc_cpu"
4241 fi
4242 echo "xen support       $xen"
4243 echo "brlapi support    $brlapi"
4244 echo "bluez  support    $bluez"
4245 echo "Documentation     $docs"
4246 echo "GUEST_BASE        $guest_base"
4247 echo "PIE               $pie"
4248 echo "vde support       $vde"
4249 echo "netmap support    $netmap"
4250 echo "Linux AIO support $linux_aio"
4251 echo "ATTR/XATTR support $attr"
4252 echo "Install blobs     $blobs"
4253 echo "KVM support       $kvm"
4254 echo "RDMA support      $rdma"
4255 echo "TCG interpreter   $tcg_interpreter"
4256 echo "fdt support       $fdt"
4257 echo "preadv support    $preadv"
4258 echo "fdatasync         $fdatasync"
4259 echo "madvise           $madvise"
4260 echo "posix_madvise     $posix_madvise"
4261 echo "sigev_thread_id   $sigev_thread_id"
4262 echo "uuid support      $uuid"
4263 echo "libcap-ng support $cap_ng"
4264 echo "vhost-net support $vhost_net"
4265 echo "vhost-scsi support $vhost_scsi"
4266 echo "Trace backends    $trace_backends"
4267 if test "$trace_backend" = "simple"; then
4268 echo "Trace output file $trace_file-<pid>"
4269 fi
4270 if test "$spice" = "yes"; then
4271 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
4272 else
4273 echo "spice support     $spice"
4274 fi
4275 echo "rbd support       $rbd"
4276 echo "xfsctl support    $xfs"
4277 echo "nss used          $smartcard_nss"
4278 echo "libusb            $libusb"
4279 echo "usb net redir     $usb_redir"
4280 echo "GLX support       $glx"
4281 echo "libiscsi support  $libiscsi"
4282 echo "libnfs support    $libnfs"
4283 echo "build guest agent $guest_agent"
4284 echo "QGA VSS support   $guest_agent_with_vss"
4285 echo "seccomp support   $seccomp"
4286 echo "coroutine backend $coroutine"
4287 echo "coroutine pool    $coroutine_pool"
4288 echo "GlusterFS support $glusterfs"
4289 echo "Archipelago support $archipelago"
4290 echo "virtio-blk-data-plane $virtio_blk_data_plane"
4291 echo "gcov              $gcov_tool"
4292 echo "gcov enabled      $gcov"
4293 echo "TPM support       $tpm"
4294 echo "libssh2 support   $libssh2"
4295 echo "TPM passthrough   $tpm_passthrough"
4296 echo "QOM debugging     $qom_cast_debug"
4297 echo "vhdx              $vhdx"
4298 echo "Quorum            $quorum"
4299 echo "lzo support       $lzo"
4300 echo "snappy support    $snappy"
4301 echo "NUMA host support $numa"
4302
4303 if test "$sdl_too_old" = "yes"; then
4304 echo "-> Your SDL version is too old - please upgrade to have SDL support"
4305 fi
4306
4307 config_host_mak="config-host.mak"
4308
4309 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
4310
4311 echo "# Automatically generated by configure - do not modify" > $config_host_mak
4312 echo >> $config_host_mak
4313
4314 echo all: >> $config_host_mak
4315 echo "prefix=$prefix" >> $config_host_mak
4316 echo "bindir=$bindir" >> $config_host_mak
4317 echo "libdir=$libdir" >> $config_host_mak
4318 echo "libexecdir=$libexecdir" >> $config_host_mak
4319 echo "includedir=$includedir" >> $config_host_mak
4320 echo "mandir=$mandir" >> $config_host_mak
4321 echo "sysconfdir=$sysconfdir" >> $config_host_mak
4322 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
4323 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
4324 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
4325 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
4326 if test "$mingw32" = "no" ; then
4327   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
4328 fi
4329 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
4330 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
4331 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
4332 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
4333 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
4334
4335 echo "ARCH=$ARCH" >> $config_host_mak
4336
4337 if test "$debug_tcg" = "yes" ; then
4338   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
4339 fi
4340 if test "$strip_opt" = "yes" ; then
4341   echo "STRIP=${strip}" >> $config_host_mak
4342 fi
4343 if test "$bigendian" = "yes" ; then
4344   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
4345 fi
4346 if test "$mingw32" = "yes" ; then
4347   echo "CONFIG_WIN32=y" >> $config_host_mak
4348   rc_version=`cat $source_path/VERSION`
4349   version_major=${rc_version%%.*}
4350   rc_version=${rc_version#*.}
4351   version_minor=${rc_version%%.*}
4352   rc_version=${rc_version#*.}
4353   version_subminor=${rc_version%%.*}
4354   version_micro=0
4355   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4356   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
4357   if test "$guest_agent_with_vss" = "yes" ; then
4358     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
4359     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
4360   fi
4361 else
4362   echo "CONFIG_POSIX=y" >> $config_host_mak
4363 fi
4364
4365 if test "$linux" = "yes" ; then
4366   echo "CONFIG_LINUX=y" >> $config_host_mak
4367 fi
4368
4369 if test "$darwin" = "yes" ; then
4370   echo "CONFIG_DARWIN=y" >> $config_host_mak
4371 fi
4372
4373 if test "$aix" = "yes" ; then
4374   echo "CONFIG_AIX=y" >> $config_host_mak
4375 fi
4376
4377 if test "$solaris" = "yes" ; then
4378   echo "CONFIG_SOLARIS=y" >> $config_host_mak
4379   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
4380   if test "$needs_libsunmath" = "yes" ; then
4381     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
4382   fi
4383 fi
4384 if test "$haiku" = "yes" ; then
4385   echo "CONFIG_HAIKU=y" >> $config_host_mak
4386 fi
4387 if test "$static" = "yes" ; then
4388   echo "CONFIG_STATIC=y" >> $config_host_mak
4389 fi
4390 if test "$profiler" = "yes" ; then
4391   echo "CONFIG_PROFILER=y" >> $config_host_mak
4392 fi
4393 if test "$slirp" = "yes" ; then
4394   echo "CONFIG_SLIRP=y" >> $config_host_mak
4395   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
4396 fi
4397 if test "$vde" = "yes" ; then
4398   echo "CONFIG_VDE=y" >> $config_host_mak
4399 fi
4400 if test "$netmap" = "yes" ; then
4401   echo "CONFIG_NETMAP=y" >> $config_host_mak
4402 fi
4403 if test "$l2tpv3" = "yes" ; then
4404   echo "CONFIG_L2TPV3=y" >> $config_host_mak
4405 fi
4406 if test "$cap_ng" = "yes" ; then
4407   echo "CONFIG_LIBCAP=y" >> $config_host_mak
4408 fi
4409 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
4410 for drv in $audio_drv_list; do
4411     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
4412     echo "$def=y" >> $config_host_mak
4413     if test "$drv" = "fmod"; then
4414         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
4415     fi
4416 done
4417 if test "$audio_pt_int" = "yes" ; then
4418   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
4419 fi
4420 if test "$audio_win_int" = "yes" ; then
4421   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
4422 fi
4423 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
4424 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
4425 if test "$vnc" = "yes" ; then
4426   echo "CONFIG_VNC=y" >> $config_host_mak
4427 fi
4428 if test "$vnc_tls" = "yes" ; then
4429   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
4430 fi
4431 if test "$vnc_sasl" = "yes" ; then
4432   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
4433 fi
4434 if test "$vnc_jpeg" = "yes" ; then
4435   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
4436 fi
4437 if test "$vnc_png" = "yes" ; then
4438   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4439 fi
4440 if test "$vnc_ws" = "yes" ; then
4441   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4442   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4443 fi
4444 if test "$fnmatch" = "yes" ; then
4445   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4446 fi
4447 if test "$uuid" = "yes" ; then
4448   echo "CONFIG_UUID=y" >> $config_host_mak
4449 fi
4450 if test "$xfs" = "yes" ; then
4451   echo "CONFIG_XFS=y" >> $config_host_mak
4452 fi
4453 qemu_version=`head $source_path/VERSION`
4454 echo "VERSION=$qemu_version" >>$config_host_mak
4455 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4456 echo "SRC_PATH=$source_path" >> $config_host_mak
4457 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4458 if [ "$docs" = "yes" ] ; then
4459   echo "BUILD_DOCS=yes" >> $config_host_mak
4460 fi
4461 if test "$modules" = "yes"; then
4462   # $shacmd can generate a hash started with digit, which the compiler doesn't
4463   # like as an symbol. So prefix it with an underscore
4464   echo "CONFIG_STAMP=_`(echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ `" >> $config_host_mak
4465   echo "CONFIG_MODULES=y" >> $config_host_mak
4466 fi
4467 if test "$sdl" = "yes" ; then
4468   echo "CONFIG_SDL=y" >> $config_host_mak
4469   echo "CONFIG_SDLABI=$sdlabi" >> $config_host_mak
4470   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4471 fi
4472 if test "$cocoa" = "yes" ; then
4473   echo "CONFIG_COCOA=y" >> $config_host_mak
4474 fi
4475 if test "$curses" = "yes" ; then
4476   echo "CONFIG_CURSES=y" >> $config_host_mak
4477 fi
4478 if test "$utimens" = "yes" ; then
4479   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4480 fi
4481 if test "$pipe2" = "yes" ; then
4482   echo "CONFIG_PIPE2=y" >> $config_host_mak
4483 fi
4484 if test "$accept4" = "yes" ; then
4485   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4486 fi
4487 if test "$splice" = "yes" ; then
4488   echo "CONFIG_SPLICE=y" >> $config_host_mak
4489 fi
4490 if test "$eventfd" = "yes" ; then
4491   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4492 fi
4493 if test "$fallocate" = "yes" ; then
4494   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4495 fi
4496 if test "$fallocate_punch_hole" = "yes" ; then
4497   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4498 fi
4499 if test "$sync_file_range" = "yes" ; then
4500   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4501 fi
4502 if test "$fiemap" = "yes" ; then
4503   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4504 fi
4505 if test "$dup3" = "yes" ; then
4506   echo "CONFIG_DUP3=y" >> $config_host_mak
4507 fi
4508 if test "$ppoll" = "yes" ; then
4509   echo "CONFIG_PPOLL=y" >> $config_host_mak
4510 fi
4511 if test "$prctl_pr_set_timerslack" = "yes" ; then
4512   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4513 fi
4514 if test "$epoll" = "yes" ; then
4515   echo "CONFIG_EPOLL=y" >> $config_host_mak
4516 fi
4517 if test "$epoll_create1" = "yes" ; then
4518   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4519 fi
4520 if test "$epoll_pwait" = "yes" ; then
4521   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4522 fi
4523 if test "$sendfile" = "yes" ; then
4524   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4525 fi
4526 if test "$inotify" = "yes" ; then
4527   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4528 fi
4529 if test "$inotify1" = "yes" ; then
4530   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4531 fi
4532 if test "$byteswap_h" = "yes" ; then
4533   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4534 fi
4535 if test "$bswap_h" = "yes" ; then
4536   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4537 fi
4538 if test "$curl" = "yes" ; then
4539   echo "CONFIG_CURL=m" >> $config_host_mak
4540   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4541   echo "CURL_LIBS=$curl_libs" >> $config_host_mak
4542 fi
4543 if test "$brlapi" = "yes" ; then
4544   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4545 fi
4546 if test "$bluez" = "yes" ; then
4547   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4548   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4549 fi
4550 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4551 if test "$gtk" = "yes" ; then
4552   echo "CONFIG_GTK=y" >> $config_host_mak
4553   echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
4554   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4555 fi
4556 if test "$vte" = "yes" ; then
4557   echo "CONFIG_VTE=y" >> $config_host_mak
4558   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4559 fi
4560 if test "$xen" = "yes" ; then
4561   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4562   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4563 fi
4564 if test "$linux_aio" = "yes" ; then
4565   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4566 fi
4567 if test "$attr" = "yes" ; then
4568   echo "CONFIG_ATTR=y" >> $config_host_mak
4569 fi
4570 if test "$libattr" = "yes" ; then
4571   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4572 fi
4573 if test "$virtfs" = "yes" ; then
4574   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4575 fi
4576 if test "$vhost_scsi" = "yes" ; then
4577   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4578 fi
4579 if test "$vhost_net" = "yes" ; then
4580   echo "CONFIG_VHOST_NET_USED=y" >> $config_host_mak
4581 fi
4582 if test "$blobs" = "yes" ; then
4583   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4584 fi
4585 if test "$iovec" = "yes" ; then
4586   echo "CONFIG_IOVEC=y" >> $config_host_mak
4587 fi
4588 if test "$preadv" = "yes" ; then
4589   echo "CONFIG_PREADV=y" >> $config_host_mak
4590 fi
4591 if test "$fdt" = "yes" ; then
4592   echo "CONFIG_FDT=y" >> $config_host_mak
4593 fi
4594 if test "$signalfd" = "yes" ; then
4595   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4596 fi
4597 if test "$tcg_interpreter" = "yes" ; then
4598   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4599 fi
4600 if test "$fdatasync" = "yes" ; then
4601   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4602 fi
4603 if test "$madvise" = "yes" ; then
4604   echo "CONFIG_MADVISE=y" >> $config_host_mak
4605 fi
4606 if test "$posix_madvise" = "yes" ; then
4607   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4608 fi
4609 if test "$sigev_thread_id" = "yes" ; then
4610   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4611 fi
4612
4613 if test "$spice" = "yes" ; then
4614   echo "CONFIG_SPICE=y" >> $config_host_mak
4615 fi
4616
4617 if test "$smartcard_nss" = "yes" ; then
4618   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4619   echo "NSS_LIBS=$nss_libs" >> $config_host_mak
4620   echo "NSS_CFLAGS=$nss_cflags" >> $config_host_mak
4621 fi
4622
4623 if test "$libusb" = "yes" ; then
4624   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4625 fi
4626
4627 if test "$usb_redir" = "yes" ; then
4628   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4629 fi
4630
4631 if test "$glx" = "yes" ; then
4632   echo "CONFIG_GLX=y" >> $config_host_mak
4633   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4634 fi
4635
4636 if test "$lzo" = "yes" ; then
4637   echo "CONFIG_LZO=y" >> $config_host_mak
4638 fi
4639
4640 if test "$snappy" = "yes" ; then
4641   echo "CONFIG_SNAPPY=y" >> $config_host_mak
4642 fi
4643
4644 if test "$libiscsi" = "yes" ; then
4645   echo "CONFIG_LIBISCSI=m" >> $config_host_mak
4646   echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
4647   echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
4648 fi
4649
4650 if test "$libnfs" = "yes" ; then
4651   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4652 fi
4653
4654 if test "$seccomp" = "yes"; then
4655   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4656 fi
4657
4658 # XXX: suppress that
4659 if [ "$bsd" = "yes" ] ; then
4660   echo "CONFIG_BSD=y" >> $config_host_mak
4661 fi
4662
4663 if test "$zero_malloc" = "yes" ; then
4664   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4665 fi
4666 if test "$qom_cast_debug" = "yes" ; then
4667   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4668 fi
4669 if test "$rbd" = "yes" ; then
4670   echo "CONFIG_RBD=m" >> $config_host_mak
4671   echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
4672   echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
4673 fi
4674
4675 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4676 if test "$coroutine_pool" = "yes" ; then
4677   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4678 else
4679   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4680 fi
4681
4682 if test "$open_by_handle_at" = "yes" ; then
4683   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4684 fi
4685
4686 if test "$linux_magic_h" = "yes" ; then
4687   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4688 fi
4689
4690 if test "$pragma_diagnostic_available" = "yes" ; then
4691   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4692 fi
4693
4694 if test "$valgrind_h" = "yes" ; then
4695   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4696 fi
4697
4698 if test "$has_environ" = "yes" ; then
4699   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4700 fi
4701
4702 if test "$cpuid_h" = "yes" ; then
4703   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4704 fi
4705
4706 if test "$int128" = "yes" ; then
4707   echo "CONFIG_INT128=y" >> $config_host_mak
4708 fi
4709
4710 if test "$getauxval" = "yes" ; then
4711   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4712 fi
4713
4714 if test "$glusterfs" = "yes" ; then
4715   echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
4716   echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
4717   echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
4718 fi
4719
4720 if test "$glusterfs_discard" = "yes" ; then
4721   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4722 fi
4723
4724 if test "$glusterfs_zerofill" = "yes" ; then
4725   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4726 fi
4727
4728 if test "$archipelago" = "yes" ; then
4729   echo "CONFIG_ARCHIPELAGO=m" >> $config_host_mak
4730   echo "ARCHIPELAGO_LIBS=$archipelago_libs" >> $config_host_mak
4731 fi
4732
4733 if test "$libssh2" = "yes" ; then
4734   echo "CONFIG_LIBSSH2=m" >> $config_host_mak
4735   echo "LIBSSH2_CFLAGS=$libssh2_cflags" >> $config_host_mak
4736   echo "LIBSSH2_LIBS=$libssh2_libs" >> $config_host_mak
4737 fi
4738
4739 if test "$quorum" = "yes" ; then
4740   echo "CONFIG_QUORUM=y" >> $config_host_mak
4741 fi
4742
4743 if test "$virtio_blk_data_plane" = "yes" ; then
4744   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4745 fi
4746
4747 if test "$vhdx" = "yes" ; then
4748   echo "CONFIG_VHDX=y" >> $config_host_mak
4749 fi
4750
4751 # USB host support
4752 if test "$libusb" = "yes"; then
4753   echo "HOST_USB=libusb legacy" >> $config_host_mak
4754 else
4755   echo "HOST_USB=stub" >> $config_host_mak
4756 fi
4757
4758 # TPM passthrough support?
4759 if test "$tpm" = "yes"; then
4760   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4761   if test "$tpm_passthrough" = "yes"; then
4762     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4763   fi
4764 fi
4765
4766 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
4767 if have_backend "nop"; then
4768   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4769 fi
4770 if have_backend "simple"; then
4771   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4772   # Set the appropriate trace file.
4773   trace_file="\"$trace_file-\" FMT_pid"
4774 fi
4775 if have_backend "stderr"; then
4776   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4777 fi
4778 if have_backend "ust"; then
4779   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4780 fi
4781 if have_backend "dtrace"; then
4782   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4783   if test "$trace_backend_stap" = "yes" ; then
4784     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4785   fi
4786 fi
4787 if have_backend "ftrace"; then
4788   if test "$linux" = "yes" ; then
4789     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4790   else
4791     feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
4792   fi
4793 fi
4794 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4795
4796 if test "$rdma" = "yes" ; then
4797   echo "CONFIG_RDMA=y" >> $config_host_mak
4798 fi
4799
4800 # Hold two types of flag:
4801 #   CONFIG_THREAD_SETNAME_BYTHREAD  - we've got a way of setting the name on
4802 #                                     a thread we have a handle to
4803 #   CONFIG_PTHREAD_SETNAME_NP       - A way of doing it on a particular
4804 #                                     platform
4805 if test "$pthread_setname_np" = "yes" ; then
4806   echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
4807   echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak
4808 fi
4809
4810 if test "$tcg_interpreter" = "yes"; then
4811   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4812 elif test "$ARCH" = "sparc64" ; then
4813   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4814 elif test "$ARCH" = "s390x" ; then
4815   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4816 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4817   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4818 elif test "$ARCH" = "ppc64" ; then
4819   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
4820 else
4821   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4822 fi
4823 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4824
4825 echo "TOOLS=$tools" >> $config_host_mak
4826 echo "ROMS=$roms" >> $config_host_mak
4827 echo "MAKE=$make" >> $config_host_mak
4828 echo "INSTALL=$install" >> $config_host_mak
4829 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4830 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4831 if test -n "$libtool"; then
4832   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4833   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4834 else
4835   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4836   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4837 fi
4838 echo "PYTHON=$python" >> $config_host_mak
4839 echo "CC=$cc" >> $config_host_mak
4840 if $iasl -h > /dev/null 2>&1; then
4841   echo "IASL=$iasl" >> $config_host_mak
4842 fi
4843 echo "CC_I386=$cc_i386" >> $config_host_mak
4844 echo "HOST_CC=$host_cc" >> $config_host_mak
4845 echo "CXX=$cxx" >> $config_host_mak
4846 echo "OBJCC=$objcc" >> $config_host_mak
4847 echo "AR=$ar" >> $config_host_mak
4848 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4849 echo "AS=$as" >> $config_host_mak
4850 echo "CPP=$cpp" >> $config_host_mak
4851 echo "OBJCOPY=$objcopy" >> $config_host_mak
4852 echo "LD=$ld" >> $config_host_mak
4853 echo "WINDRES=$windres" >> $config_host_mak
4854 echo "LIBTOOL=$libtool" >> $config_host_mak
4855 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4856 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
4857 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4858 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4859 if test "$sparse" = "yes" ; then
4860   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4861   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4862   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4863 fi
4864 if test "$cross_prefix" != ""; then
4865   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4866 else
4867   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4868 fi
4869 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4870 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
4871 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4872 echo "LIBS+=$LIBS" >> $config_host_mak
4873 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4874 echo "EXESUF=$EXESUF" >> $config_host_mak
4875 echo "DSOSUF=$DSOSUF" >> $config_host_mak
4876 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
4877 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4878 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4879 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4880 if test "$gcov" = "yes" ; then
4881   echo "CONFIG_GCOV=y" >> $config_host_mak
4882   echo "GCOV=$gcov_tool" >> $config_host_mak
4883 fi
4884
4885 # use included Linux headers
4886 if test "$linux" = "yes" ; then
4887   mkdir -p linux-headers
4888   case "$cpu" in
4889   i386|x86_64|x32)
4890     linux_arch=x86
4891     ;;
4892   ppcemb|ppc|ppc64)
4893     linux_arch=powerpc
4894     ;;
4895   s390x)
4896     linux_arch=s390
4897     ;;
4898   aarch64)
4899     linux_arch=arm64
4900     ;;
4901   mips64)
4902     linux_arch=mips
4903     ;;
4904   *)
4905     # For most CPUs the kernel architecture name and QEMU CPU name match.
4906     linux_arch="$cpu"
4907     ;;
4908   esac
4909     # For non-KVM architectures we will not have asm headers
4910     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4911       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4912     fi
4913 fi
4914
4915 for target in $target_list; do
4916 target_dir="$target"
4917 config_target_mak=$target_dir/config-target.mak
4918 target_name=`echo $target | cut -d '-' -f 1`
4919 target_bigendian="no"
4920
4921 case "$target_name" in
4922   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4923   target_bigendian=yes
4924   ;;
4925 esac
4926 target_softmmu="no"
4927 target_user_only="no"
4928 target_linux_user="no"
4929 target_bsd_user="no"
4930 case "$target" in
4931   ${target_name}-softmmu)
4932     target_softmmu="yes"
4933     ;;
4934   ${target_name}-linux-user)
4935     if test "$linux" != "yes" ; then
4936       error_exit "Target '$target' is only available on a Linux host"
4937     fi
4938     target_user_only="yes"
4939     target_linux_user="yes"
4940     ;;
4941   ${target_name}-bsd-user)
4942     if test "$bsd" != "yes" ; then
4943       error_exit "Target '$target' is only available on a BSD host"
4944     fi
4945     target_user_only="yes"
4946     target_bsd_user="yes"
4947     ;;
4948   *)
4949     error_exit "Target '$target' not recognised"
4950     exit 1
4951     ;;
4952 esac
4953
4954 mkdir -p $target_dir
4955 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4956
4957 bflt="no"
4958 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4959 gdb_xml_files=""
4960
4961 TARGET_ARCH="$target_name"
4962 TARGET_BASE_ARCH=""
4963 TARGET_ABI_DIR=""
4964
4965 case "$target_name" in
4966   i386)
4967   ;;
4968   x86_64)
4969     TARGET_BASE_ARCH=i386
4970   ;;
4971   alpha)
4972   ;;
4973   arm|armeb)
4974     TARGET_ARCH=arm
4975     bflt="yes"
4976     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4977   ;;
4978   aarch64)
4979     TARGET_BASE_ARCH=arm
4980     bflt="yes"
4981     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml"
4982   ;;
4983   cris)
4984   ;;
4985   lm32)
4986   ;;
4987   m68k)
4988     bflt="yes"
4989     gdb_xml_files="cf-core.xml cf-fp.xml"
4990   ;;
4991   microblaze|microblazeel)
4992     TARGET_ARCH=microblaze
4993     bflt="yes"
4994   ;;
4995   mips|mipsel)
4996     TARGET_ARCH=mips
4997     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4998   ;;
4999   mipsn32|mipsn32el)
5000     TARGET_ARCH=mips64
5001     TARGET_BASE_ARCH=mips
5002     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
5003     echo "TARGET_ABI32=y" >> $config_target_mak
5004   ;;
5005   mips64|mips64el)
5006     TARGET_ARCH=mips64
5007     TARGET_BASE_ARCH=mips
5008     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
5009   ;;
5010   moxie)
5011   ;;
5012   or32)
5013     TARGET_ARCH=openrisc
5014     TARGET_BASE_ARCH=openrisc
5015   ;;
5016   ppc)
5017     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5018   ;;
5019   ppcemb)
5020     TARGET_BASE_ARCH=ppc
5021     TARGET_ABI_DIR=ppc
5022     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5023   ;;
5024   ppc64)
5025     TARGET_BASE_ARCH=ppc
5026     TARGET_ABI_DIR=ppc
5027     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5028   ;;
5029   ppc64le)
5030     TARGET_ARCH=ppc64
5031     TARGET_BASE_ARCH=ppc
5032     TARGET_ABI_DIR=ppc
5033     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5034   ;;
5035   ppc64abi32)
5036     TARGET_ARCH=ppc64
5037     TARGET_BASE_ARCH=ppc
5038     TARGET_ABI_DIR=ppc
5039     echo "TARGET_ABI32=y" >> $config_target_mak
5040     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
5041   ;;
5042   sh4|sh4eb)
5043     TARGET_ARCH=sh4
5044     bflt="yes"
5045   ;;
5046   sparc)
5047   ;;
5048   sparc64)
5049     TARGET_BASE_ARCH=sparc
5050   ;;
5051   sparc32plus)
5052     TARGET_ARCH=sparc64
5053     TARGET_BASE_ARCH=sparc
5054     TARGET_ABI_DIR=sparc
5055     echo "TARGET_ABI32=y" >> $config_target_mak
5056   ;;
5057   s390x)
5058   ;;
5059   unicore32)
5060   ;;
5061   xtensa|xtensaeb)
5062     TARGET_ARCH=xtensa
5063   ;;
5064   *)
5065     error_exit "Unsupported target CPU"
5066   ;;
5067 esac
5068 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
5069 if [ "$TARGET_BASE_ARCH" = "" ]; then
5070   TARGET_BASE_ARCH=$TARGET_ARCH
5071 fi
5072
5073 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
5074
5075 upper() {
5076     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
5077 }
5078
5079 target_arch_name="`upper $TARGET_ARCH`"
5080 echo "TARGET_$target_arch_name=y" >> $config_target_mak
5081 echo "TARGET_NAME=$target_name" >> $config_target_mak
5082 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
5083 if [ "$TARGET_ABI_DIR" = "" ]; then
5084   TARGET_ABI_DIR=$TARGET_ARCH
5085 fi
5086 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
5087 if [ "$HOST_VARIANT_DIR" != "" ]; then
5088     echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
5089 fi
5090 case "$target_name" in
5091   i386|x86_64)
5092     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
5093       echo "CONFIG_XEN=y" >> $config_target_mak
5094       if test "$xen_pci_passthrough" = yes; then
5095         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
5096       fi
5097     fi
5098     ;;
5099   *)
5100 esac
5101 case "$target_name" in
5102   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x|mipsel|mips)
5103     # Make sure the target and host cpus are compatible
5104     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
5105       \( "$target_name" = "$cpu" -o \
5106       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
5107       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
5108       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
5109       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
5110       \( "$target_name" = "mipsel" -a "$cpu" = "mips" \) -o \
5111       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
5112       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
5113       echo "CONFIG_KVM=y" >> $config_target_mak
5114       if test "$vhost_net" = "yes" ; then
5115         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
5116       fi
5117     fi
5118 esac
5119 if test "$target_bigendian" = "yes" ; then
5120   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
5121 fi
5122 if test "$target_softmmu" = "yes" ; then
5123   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
5124 fi
5125 if test "$target_user_only" = "yes" ; then
5126   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
5127   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
5128 fi
5129 if test "$target_linux_user" = "yes" ; then
5130   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
5131 fi
5132 list=""
5133 if test ! -z "$gdb_xml_files" ; then
5134   for x in $gdb_xml_files; do
5135     list="$list $source_path/gdb-xml/$x"
5136   done
5137   echo "TARGET_XML_FILES=$list" >> $config_target_mak
5138 fi
5139
5140 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
5141   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
5142 fi
5143 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
5144   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
5145 fi
5146 if test "$target_bsd_user" = "yes" ; then
5147   echo "CONFIG_BSD_USER=y" >> $config_target_mak
5148 fi
5149
5150 # generate QEMU_CFLAGS/LDFLAGS for targets
5151
5152 cflags=""
5153 ldflags=""
5154
5155 for i in $ARCH $TARGET_BASE_ARCH ; do
5156   case "$i" in
5157   alpha)
5158     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
5159     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
5160   ;;
5161   aarch64)
5162     if test -n "${cxx}"; then
5163       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5164       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5165     fi
5166   ;;
5167   arm)
5168     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
5169     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
5170     if test -n "${cxx}"; then
5171       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
5172       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
5173     fi
5174   ;;
5175   cris)
5176     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
5177     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
5178   ;;
5179   hppa)
5180     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
5181     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
5182   ;;
5183   i386|x86_64|x32)
5184     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
5185     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
5186   ;;
5187   ia64*)
5188     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
5189     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
5190   ;;
5191   lm32)
5192     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
5193     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
5194   ;;
5195   m68k)
5196     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
5197     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
5198   ;;
5199   microblaze*)
5200     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
5201     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
5202   ;;
5203   mips*)
5204     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
5205     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
5206   ;;
5207   moxie*)
5208     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
5209     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
5210   ;;
5211   or32)
5212     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
5213     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
5214   ;;
5215   ppc*)
5216     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
5217     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
5218   ;;
5219   s390*)
5220     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
5221     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
5222   ;;
5223   sh4)
5224     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
5225     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
5226   ;;
5227   sparc*)
5228     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
5229     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
5230   ;;
5231   xtensa*)
5232     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
5233     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
5234   ;;
5235   esac
5236 done
5237 if test "$tcg_interpreter" = "yes" ; then
5238   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
5239   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
5240 fi
5241
5242 case "$ARCH" in
5243 alpha)
5244   # Ensure there's only a single GP
5245   cflags="-msmall-data $cflags"
5246 ;;
5247 esac
5248
5249 if test "$gprof" = "yes" ; then
5250   echo "TARGET_GPROF=yes" >> $config_target_mak
5251   if test "$target_linux_user" = "yes" ; then
5252     cflags="-p $cflags"
5253     ldflags="-p $ldflags"
5254   fi
5255   if test "$target_softmmu" = "yes" ; then
5256     ldflags="-p $ldflags"
5257     echo "GPROF_CFLAGS=-p" >> $config_target_mak
5258   fi
5259 fi
5260
5261 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
5262   ldflags="$ldflags $textseg_ldflags"
5263 fi
5264
5265 echo "LDFLAGS+=$ldflags" >> $config_target_mak
5266 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
5267
5268 done # for target in $targets
5269
5270 if [ "$pixman" = "internal" ]; then
5271   echo "config-host.h: subdir-pixman" >> $config_host_mak
5272 fi
5273
5274 if test "$rdma" = "yes" ; then
5275 echo "CONFIG_RDMA=y" >> $config_host_mak
5276 fi
5277
5278 if [ "$dtc_internal" = "yes" ]; then
5279   echo "config-host.h: subdir-dtc" >> $config_host_mak
5280 fi
5281
5282 if test "$numa" = "yes"; then
5283   echo "CONFIG_NUMA=y" >> $config_host_mak
5284 fi
5285
5286 # build tree in object directory in case the source is not in the current directory
5287 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
5288 DIRS="$DIRS fsdev"
5289 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
5290 DIRS="$DIRS roms/seabios roms/vgabios"
5291 DIRS="$DIRS qapi-generated"
5292 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
5293 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
5294 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
5295 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
5296 FILES="$FILES pc-bios/spapr-rtas/Makefile"
5297 FILES="$FILES pc-bios/s390-ccw/Makefile"
5298 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
5299 FILES="$FILES pc-bios/qemu-icon.bmp"
5300 for bios_file in \
5301     $source_path/pc-bios/*.bin \
5302     $source_path/pc-bios/*.aml \
5303     $source_path/pc-bios/*.rom \
5304     $source_path/pc-bios/*.dtb \
5305     $source_path/pc-bios/*.img \
5306     $source_path/pc-bios/openbios-* \
5307     $source_path/pc-bios/u-boot.* \
5308     $source_path/pc-bios/palcode-*
5309 do
5310     FILES="$FILES pc-bios/`basename $bios_file`"
5311 done
5312 for test_file in `find $source_path/tests/acpi-test-data -type f`
5313 do
5314     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
5315 done
5316 mkdir -p $DIRS
5317 for f in $FILES ; do
5318     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
5319         symlink "$source_path/$f" "$f"
5320     fi
5321 done
5322
5323 # temporary config to build submodules
5324 for rom in seabios vgabios ; do
5325     config_mak=roms/$rom/config.mak
5326     echo "# Automatically generated by configure - do not modify" > $config_mak
5327     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
5328     echo "AS=$as" >> $config_mak
5329     echo "CC=$cc" >> $config_mak
5330     echo "BCC=bcc" >> $config_mak
5331     echo "CPP=$cpp" >> $config_mak
5332     echo "OBJCOPY=objcopy" >> $config_mak
5333     echo "IASL=$iasl" >> $config_mak
5334     echo "LD=$ld" >> $config_mak
5335 done
5336
5337 if test "$docs" = "yes" ; then
5338   mkdir -p QMP
5339 fi
5340
5341 # set up qemu-iotests in this build directory
5342 iotests_common_env="tests/qemu-iotests/common.env"
5343 iotests_check="tests/qemu-iotests/check"
5344
5345 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
5346 echo >> "$iotests_common_env"
5347 echo "export PYTHON='$python'" >> "$iotests_common_env"
5348
5349 if [ ! -e "$iotests_check" ]; then
5350     symlink "$source_path/$iotests_check" "$iotests_check"
5351 fi
5352
5353 # Save the configure command line for later reuse.
5354 cat <<EOD >config.status
5355 #!/bin/sh
5356 # Generated by configure.
5357 # Run this file to recreate the current configuration.
5358 # Compiler output produced by configure, useful for debugging
5359 # configure, is in config.log if it exists.
5360 EOD
5361 printf "exec" >>config.status
5362 printf " '%s'" "$0" "$@" >>config.status
5363 echo >>config.status
5364 chmod +x config.status
5365
5366 rm -r "$TMPDIR1"