configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5 # set temporary file name
   6 if test ! -z "$TMPDIR" ; then
   7     TMPDIR1="${TMPDIR}"
   8 elif test ! -z "$TEMPDIR" ; then
   9     TMPDIR1="${TEMPDIR}"
  10 else
  11     TMPDIR1="/tmp"
  12 fi
  13
  14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
  15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
  16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
  17
  18 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
  19 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
  20 trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
  21 rm -f config.log
  22
  23 # Print a helpful header at the top of config.log
  24 echo "# QEMU configure log $(date)" >> config.log
  25 printf "# Configured with:" >> config.log
  26 printf " '%s'" "$0" "$@" >> config.log
  27 echo >> config.log
  28 echo "#" >> config.log
  29
  30 # Save the configure command line for later reuse.
  31 cat <<EOD >config.status
  32 #!/bin/sh
  33 # Generated by configure.
  34 # Run this file to recreate the current configuration.
  35 # Compiler output produced by configure, useful for debugging
  36 # configure, is in config.log if it exists.
  37 EOD
  38 printf "exec" >>config.status
  39 printf " '%s'" "$0" "$@" >>config.status
  40 echo >>config.status
  41 chmod +x config.status
  42
  43 error_exit() {
  44     echo
  45     echo "ERROR: $1"
  46     while test -n "$2"; do
  47         echo "       $2"
  48         shift
  49     done
  50     echo
  51     exit 1
  52 }
  53
  54 do_cc() {
  55     # Run the compiler, capturing its output to the log.
  56     echo $cc "$@" >> config.log
  57     $cc "$@" >> config.log 2>&1 || return $?
  58     # Test passed. If this is an --enable-werror build, rerun
  59     # the test with -Werror and bail out if it fails. This
  60     # makes warning-generating-errors in configure test code
  61     # obvious to developers.
  62     if test "$werror" != "yes"; then
  63         return 0
  64     fi
  65     # Don't bother rerunning the compile if we were already using -Werror
  66     case "$*" in
  67         *-Werror*)
  68            return 0
  69         ;;
  70     esac
  71     echo $cc -Werror "$@" >> config.log
  72     $cc -Werror "$@" >> config.log 2>&1 && return $?
  73     error_exit "configure test passed without -Werror but failed with -Werror." \
  74         "This is probably a bug in the configure script. The failing command" \
  75         "will be at the bottom of config.log." \
  76         "You can run configure with --disable-werror to bypass this check."
  77 }
  78
  79 compile_object() {
  80   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
  81 }
  82
  83 compile_prog() {
  84   local_cflags="$1"
  85   local_ldflags="$2"
  86   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
  87 }
  88
  89 # symbolically link $1 to $2.  Portable version of "ln -sf".
  90 symlink() {
  91   rm -rf "$2"
  92   mkdir -p "$(dirname "$2")"
  93   ln -s "$1" "$2"
  94 }
  95
  96 # check whether a command is available to this shell (may be either an
  97 # executable or a builtin)
  98 has() {
  99     type "$1" >/dev/null 2>&1
 100 }
 101
 102 # search for an executable in PATH
 103 path_of() {
 104     local_command="$1"
 105     local_ifs="$IFS"
 106     local_dir=""
 107
 108     # pathname has a dir component?
 109     if [ "${local_command#*/}" != "$local_command" ]; then
 110         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
 111             echo "$local_command"
 112             return 0
 113         fi
 114     fi
 115     if [ -z "$local_command" ]; then
 116         return 1
 117     fi
 118
 119     IFS=:
 120     for local_dir in $PATH; do
 121         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 122             echo "$local_dir/$local_command"
 123             IFS="${local_ifs:-$(printf ' \t\n')}"
 124             return 0
 125         fi
 126     done
 127     # not found
 128     IFS="${local_ifs:-$(printf ' \t\n')}"
 129     return 1
 130 }
 131
 132 # default parameters
 133 source_path=`dirname "$0"`
 134 cpu=""
 135 iasl="iasl"
 136 interp_prefix="/usr/gnemul/qemu-%M"
 137 static="no"
 138 cross_prefix=""
 139 audio_drv_list=""
 140 block_drv_rw_whitelist=""
 141 block_drv_ro_whitelist=""
 142 host_cc="cc"
 143 libs_softmmu=""
 144 libs_tools=""
 145 audio_pt_int=""
 146 audio_win_int=""
 147 cc_i386=i386-pc-linux-gnu-gcc
 148 libs_qga=""
 149 debug_info="yes"
 150
 151 # Don't accept a target_list environment variable.
 152 unset target_list
 153
 154 # Default value for a variable defining feature "foo".
 155 #  * foo="no"  feature will only be used if --enable-foo arg is given
 156 #  * foo=""    feature will be searched for, and if found, will be used
 157 #              unless --disable-foo is given
 158 #  * foo="yes" this value will only be set by --enable-foo flag.
 159 #              feature will searched for,
 160 #              if not found, configure exits with error
 161 #
 162 # Always add --enable-foo and --disable-foo command line args.
 163 # Distributions want to ensure that several features are compiled in, and it
 164 # is impossible without a --enable-foo that exits if a feature is not found.
 165
 166 bluez=""
 167 brlapi=""
 168 curl=""
 169 curses=""
 170 docs=""
 171 fdt=""
 172 netmap="no"
 173 pixman=""
 174 sdl=""
 175 virtfs=""
 176 vnc="yes"
 177 sparse="no"
 178 uuid=""
 179 vde=""
 180 vnc_tls=""
 181 vnc_sasl=""
 182 vnc_jpeg=""
 183 vnc_png=""
 184 vnc_ws=""
 185 xen=""
 186 xen_ctrl_version=""
 187 xen_pci_passthrough=""
 188 linux_aio=""
 189 cap_ng=""
 190 attr=""
 191 libattr=""
 192 xfs=""
 193
 194 vhost_net="no"
 195 vhost_scsi="no"
 196 kvm="no"
 197 rdma=""
 198 gprof="no"
 199 debug_tcg="no"
 200 debug="no"
 201 strip_opt="yes"
 202 tcg_interpreter="no"
 203 bigendian="no"
 204 mingw32="no"
 205 gcov="no"
 206 gcov_tool="gcov"
 207 EXESUF=""
 208 prefix="/usr/local"
 209 mandir="\${prefix}/share/man"
 210 datadir="\${prefix}/share"
 211 qemu_docdir="\${prefix}/share/doc/qemu"
 212 bindir="\${prefix}/bin"
 213 libdir="\${prefix}/lib"
 214 libexecdir="\${prefix}/libexec"
 215 includedir="\${prefix}/include"
 216 sysconfdir="\${prefix}/etc"
 217 local_statedir="\${prefix}/var"
 218 confsuffix="/qemu"
 219 slirp="yes"
 220 fmod_lib=""
 221 fmod_inc=""
 222 oss_lib=""
 223 bsd="no"
 224 linux="no"
 225 solaris="no"
 226 profiler="no"
 227 cocoa="no"
 228 softmmu="yes"
 229 linux_user="no"
 230 bsd_user="no"
 231 guest_base="yes"
 232 uname_release=""
 233 aix="no"
 234 blobs="yes"
 235 pkgversion=""
 236 pie=""
 237 zero_malloc=""
 238 qom_cast_debug="yes"
 239 trace_backend="nop"
 240 trace_file="trace"
 241 spice=""
 242 rbd=""
 243 smartcard_nss=""
 244 libusb=""
 245 usb_redir=""
 246 glx=""
 247 zlib="yes"
 248 guest_agent=""
 249 guest_agent_with_vss="no"
 250 vss_win32_sdk=""
 251 win_sdk="no"
 252 want_tools="yes"
 253 libiscsi=""
 254 coroutine=""
 255 coroutine_pool=""
 256 seccomp=""
 257 glusterfs=""
 258 glusterfs_discard="no"
 259 virtio_blk_data_plane=""
 260 gtk=""
 261 gtkabi="2.0"
 262 tpm="no"
 263 libssh2=""
 264 vhdx=""
 265
 266 # parse CC options first
 267 for opt do
 268   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 269   case "$opt" in
 270   --cross-prefix=*) cross_prefix="$optarg"
 271   ;;
 272   --cc=*) CC="$optarg"
 273   ;;
 274   --cxx=*) CXX="$optarg"
 275   ;;
 276   --source-path=*) source_path="$optarg"
 277   ;;
 278   --cpu=*) cpu="$optarg"
 279   ;;
 280   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 281                     EXTRA_CFLAGS="$optarg"
 282   ;;
 283   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 284                      EXTRA_LDFLAGS="$optarg"
 285   ;;
 286   --enable-debug-info) debug_info="yes"
 287   ;;
 288   --disable-debug-info) debug_info="no"
 289   ;;
 290   esac
 291 done
 292 # OS specific
 293 # Using uname is really, really broken.  Once we have the right set of checks
 294 # we can eliminate its usage altogether.
 295
 296 # Preferred compiler:
 297 #  ${CC} (if set)
 298 #  ${cross_prefix}gcc (if cross-prefix specified)
 299 #  system compiler
 300 if test -z "${CC}${cross_prefix}"; then
 301   cc="$host_cc"
 302 else
 303   cc="${CC-${cross_prefix}gcc}"
 304 fi
 305
 306 if test -z "${CXX}${cross_prefix}"; then
 307   cxx="c++"
 308 else
 309   cxx="${CXX-${cross_prefix}g++}"
 310 fi
 311
 312 ar="${AR-${cross_prefix}ar}"
 313 as="${AS-${cross_prefix}as}"
 314 cpp="${CPP-$cc -E}"
 315 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 316 ld="${LD-${cross_prefix}ld}"
 317 libtool="${LIBTOOL-${cross_prefix}libtool}"
 318 strip="${STRIP-${cross_prefix}strip}"
 319 windres="${WINDRES-${cross_prefix}windres}"
 320 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 321 query_pkg_config() {
 322     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 323 }
 324 pkg_config=query_pkg_config
 325 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 326
 327 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 328 ARFLAGS="${ARFLAGS-rv}"
 329
 330 # default flags for all hosts
 331 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 332 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 333 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 334 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 335 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 336 if test "$debug_info" = "yes"; then
 337     CFLAGS="-g $CFLAGS"
 338     LDFLAGS="-g $LDFLAGS"
 339 fi
 340
 341 # make source path absolute
 342 source_path=`cd "$source_path"; pwd`
 343
 344 check_define() {
 345 cat > $TMPC <<EOF
 346 #if !defined($1)
 347 #error $1 not defined
 348 #endif
 349 int main(void) { return 0; }
 350 EOF
 351   compile_object
 352 }
 353
 354 if check_define __linux__ ; then
 355   targetos="Linux"
 356 elif check_define _WIN32 ; then
 357   targetos='MINGW32'
 358 elif check_define __OpenBSD__ ; then
 359   targetos='OpenBSD'
 360 elif check_define __sun__ ; then
 361   targetos='SunOS'
 362 elif check_define __HAIKU__ ; then
 363   targetos='Haiku'
 364 else
 365   targetos=`uname -s`
 366 fi
 367
 368 # Some host OSes need non-standard checks for which CPU to use.
 369 # Note that these checks are broken for cross-compilation: if you're
 370 # cross-compiling to one of these OSes then you'll need to specify
 371 # the correct CPU with the --cpu option.
 372 case $targetos in
 373 Darwin)
 374   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 375   # run 64-bit userspace code.
 376   # If the user didn't specify a CPU explicitly and the kernel says this is
 377   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 378   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 379     cpu="x86_64"
 380   fi
 381   ;;
 382 SunOS)
 383   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 384   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 385     cpu="x86_64"
 386   fi
 387 esac
 388
 389 if test ! -z "$cpu" ; then
 390   # command line argument
 391   :
 392 elif check_define __i386__ ; then
 393   cpu="i386"
 394 elif check_define __x86_64__ ; then
 395   if check_define __ILP32__ ; then
 396     cpu="x32"
 397   else
 398     cpu="x86_64"
 399   fi
 400 elif check_define __sparc__ ; then
 401   if check_define __arch64__ ; then
 402     cpu="sparc64"
 403   else
 404     cpu="sparc"
 405   fi
 406 elif check_define _ARCH_PPC ; then
 407   if check_define _ARCH_PPC64 ; then
 408     cpu="ppc64"
 409   else
 410     cpu="ppc"
 411   fi
 412 elif check_define __mips__ ; then
 413   cpu="mips"
 414 elif check_define __ia64__ ; then
 415   cpu="ia64"
 416 elif check_define __s390__ ; then
 417   if check_define __s390x__ ; then
 418     cpu="s390x"
 419   else
 420     cpu="s390"
 421   fi
 422 elif check_define __arm__ ; then
 423   cpu="arm"
 424 elif check_define __aarch64__ ; then
 425   cpu="aarch64"
 426 elif check_define __hppa__ ; then
 427   cpu="hppa"
 428 else
 429   cpu=`uname -m`
 430 fi
 431
 432 ARCH=
 433 # Normalise host CPU name and set ARCH.
 434 # Note that this case should only have supported host CPUs, not guests.
 435 case "$cpu" in
 436   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 437     cpu="$cpu"
 438   ;;
 439   i386|i486|i586|i686|i86pc|BePC)
 440     cpu="i386"
 441   ;;
 442   x86_64|amd64)
 443     cpu="x86_64"
 444   ;;
 445   armv*b|armv*l|arm)
 446     cpu="arm"
 447   ;;
 448   aarch64)
 449     cpu="aarch64"
 450   ;;
 451   mips*)
 452     cpu="mips"
 453   ;;
 454   sparc|sun4[cdmuv])
 455     cpu="sparc"
 456   ;;
 457   *)
 458     # This will result in either an error or falling back to TCI later
 459     ARCH=unknown
 460   ;;
 461 esac
 462 if test -z "$ARCH"; then
 463   ARCH="$cpu"
 464 fi
 465
 466 # OS specific
 467
 468 case $targetos in
 469 CYGWIN*)
 470   mingw32="yes"
 471   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 472   audio_possible_drivers="winwave sdl"
 473   audio_drv_list="winwave"
 474 ;;
 475 MINGW32*)
 476   mingw32="yes"
 477   audio_possible_drivers="winwave dsound sdl fmod"
 478   audio_drv_list="winwave"
 479 ;;
 480 GNU/kFreeBSD)
 481   bsd="yes"
 482   audio_drv_list="oss"
 483   audio_possible_drivers="oss sdl esd pa"
 484 ;;
 485 FreeBSD)
 486   bsd="yes"
 487   make="${MAKE-gmake}"
 488   audio_drv_list="oss"
 489   audio_possible_drivers="oss sdl esd pa"
 490   # needed for kinfo_getvmmap(3) in libutil.h
 491   LIBS="-lutil $LIBS"
 492   netmap=""  # enable netmap autodetect
 493 ;;
 494 DragonFly)
 495   bsd="yes"
 496   make="${MAKE-gmake}"
 497   audio_drv_list="oss"
 498   audio_possible_drivers="oss sdl esd pa"
 499 ;;
 500 NetBSD)
 501   bsd="yes"
 502   make="${MAKE-gmake}"
 503   audio_drv_list="oss"
 504   audio_possible_drivers="oss sdl esd"
 505   oss_lib="-lossaudio"
 506 ;;
 507 OpenBSD)
 508   bsd="yes"
 509   make="${MAKE-gmake}"
 510   audio_drv_list="sdl"
 511   audio_possible_drivers="sdl esd"
 512 ;;
 513 Darwin)
 514   bsd="yes"
 515   darwin="yes"
 516   if [ "$cpu" = "x86_64" ] ; then
 517     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 518     LDFLAGS="-arch x86_64 $LDFLAGS"
 519   else
 520     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 521   fi
 522   cocoa="yes"
 523   audio_drv_list="coreaudio"
 524   audio_possible_drivers="coreaudio sdl fmod"
 525   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 526   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 527   # Disable attempts to use ObjectiveC features in os/object.h since they
 528   # won't work when we're compiling with gcc as a C compiler.
 529   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 530 ;;
 531 SunOS)
 532   solaris="yes"
 533   make="${MAKE-gmake}"
 534   install="${INSTALL-ginstall}"
 535   ld="gld"
 536   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 537   needs_libsunmath="no"
 538   solarisrev=`uname -r | cut -f2 -d.`
 539   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 540     if test "$solarisrev" -le 9 ; then
 541       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 542         needs_libsunmath="yes"
 543         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 544         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 545         LIBS="-lsunmath $LIBS"
 546       else
 547         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 548             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 549             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 550             "Studio 11 can be downloaded from www.sun.com."
 551       fi
 552     fi
 553   fi
 554   if test -f /usr/include/sys/soundcard.h ; then
 555     audio_drv_list="oss"
 556   fi
 557   audio_possible_drivers="oss sdl"
 558 # needed for CMSG_ macros in sys/socket.h
 559   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 560 # needed for TIOCWIN* defines in termios.h
 561   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 562   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 563   solarisnetlibs="-lsocket -lnsl -lresolv"
 564   LIBS="$solarisnetlibs $LIBS"
 565   libs_qga="$solarisnetlibs $libs_qga"
 566 ;;
 567 AIX)
 568   aix="yes"
 569   make="${MAKE-gmake}"
 570 ;;
 571 Haiku)
 572   haiku="yes"
 573   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 574   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 575 ;;
 576 *)
 577   audio_drv_list="oss"
 578   audio_possible_drivers="oss alsa sdl esd pa"
 579   linux="yes"
 580   linux_user="yes"
 581   kvm="yes"
 582   vhost_net="yes"
 583   vhost_scsi="yes"
 584   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 585     audio_possible_drivers="$audio_possible_drivers fmod"
 586   fi
 587   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 588 ;;
 589 esac
 590
 591 if [ "$bsd" = "yes" ] ; then
 592   if [ "$darwin" != "yes" ] ; then
 593     bsd_user="yes"
 594   fi
 595 fi
 596
 597 : ${make=${MAKE-make}}
 598 : ${install=${INSTALL-install}}
 599 : ${python=${PYTHON-python}}
 600 : ${smbd=${SMBD-/usr/sbin/smbd}}
 601
 602 # Default objcc to clang if available, otherwise use CC
 603 if has clang; then
 604   objcc=clang
 605 else
 606   objcc="$cc"
 607 fi
 608
 609 if test "$mingw32" = "yes" ; then
 610   EXESUF=".exe"
 611   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 612   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 613   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 614   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 615 cat > $TMPC << EOF
 616 int main(void) { return 0; }
 617 EOF
 618   if compile_prog "" "-liberty" ; then
 619     LIBS="-liberty $LIBS"
 620   fi
 621   prefix="c:/Program Files/QEMU"
 622   mandir="\${prefix}"
 623   datadir="\${prefix}"
 624   qemu_docdir="\${prefix}"
 625   bindir="\${prefix}"
 626   sysconfdir="\${prefix}"
 627   local_statedir=
 628   confsuffix=""
 629   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 630 fi
 631
 632 werror=""
 633
 634 for opt do
 635   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 636   case "$opt" in
 637   --help|-h) show_help=yes
 638   ;;
 639   --version|-V) exec cat $source_path/VERSION
 640   ;;
 641   --prefix=*) prefix="$optarg"
 642   ;;
 643   --interp-prefix=*) interp_prefix="$optarg"
 644   ;;
 645   --source-path=*)
 646   ;;
 647   --cross-prefix=*)
 648   ;;
 649   --cc=*)
 650   ;;
 651   --host-cc=*) host_cc="$optarg"
 652   ;;
 653   --cxx=*)
 654   ;;
 655   --iasl=*) iasl="$optarg"
 656   ;;
 657   --objcc=*) objcc="$optarg"
 658   ;;
 659   --make=*) make="$optarg"
 660   ;;
 661   --install=*) install="$optarg"
 662   ;;
 663   --python=*) python="$optarg"
 664   ;;
 665   --gcov=*) gcov_tool="$optarg"
 666   ;;
 667   --smbd=*) smbd="$optarg"
 668   ;;
 669   --extra-cflags=*)
 670   ;;
 671   --extra-ldflags=*)
 672   ;;
 673   --enable-debug-info)
 674   ;;
 675   --disable-debug-info)
 676   ;;
 677   --cpu=*)
 678   ;;
 679   --target-list=*) target_list="$optarg"
 680   ;;
 681   --enable-trace-backend=*) trace_backend="$optarg"
 682   ;;
 683   --with-trace-file=*) trace_file="$optarg"
 684   ;;
 685   --enable-gprof) gprof="yes"
 686   ;;
 687   --enable-gcov) gcov="yes"
 688   ;;
 689   --static)
 690     static="yes"
 691     LDFLAGS="-static $LDFLAGS"
 692     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 693   ;;
 694   --mandir=*) mandir="$optarg"
 695   ;;
 696   --bindir=*) bindir="$optarg"
 697   ;;
 698   --libdir=*) libdir="$optarg"
 699   ;;
 700   --libexecdir=*) libexecdir="$optarg"
 701   ;;
 702   --includedir=*) includedir="$optarg"
 703   ;;
 704   --datadir=*) datadir="$optarg"
 705   ;;
 706   --with-confsuffix=*) confsuffix="$optarg"
 707   ;;
 708   --docdir=*) qemu_docdir="$optarg"
 709   ;;
 710   --sysconfdir=*) sysconfdir="$optarg"
 711   ;;
 712   --localstatedir=*) local_statedir="$optarg"
 713   ;;
 714   --sbindir=*|--sharedstatedir=*|\
 715   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 716   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 717     # These switches are silently ignored, for compatibility with
 718     # autoconf-generated configure scripts. This allows QEMU's
 719     # configure to be used by RPM and similar macros that set
 720     # lots of directory switches by default.
 721   ;;
 722   --with-system-pixman) pixman="system"
 723   ;;
 724   --without-system-pixman) pixman="internal"
 725   ;;
 726   --without-pixman) pixman="none"
 727   ;;
 728   --disable-sdl) sdl="no"
 729   ;;
 730   --enable-sdl) sdl="yes"
 731   ;;
 732   --disable-qom-cast-debug) qom_cast_debug="no"
 733   ;;
 734   --enable-qom-cast-debug) qom_cast_debug="yes"
 735   ;;
 736   --disable-virtfs) virtfs="no"
 737   ;;
 738   --enable-virtfs) virtfs="yes"
 739   ;;
 740   --disable-vnc) vnc="no"
 741   ;;
 742   --enable-vnc) vnc="yes"
 743   ;;
 744   --fmod-lib=*) fmod_lib="$optarg"
 745   ;;
 746   --fmod-inc=*) fmod_inc="$optarg"
 747   ;;
 748   --oss-lib=*) oss_lib="$optarg"
 749   ;;
 750   --audio-drv-list=*) audio_drv_list="$optarg"
 751   ;;
 752   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 753   ;;
 754   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 755   ;;
 756   --enable-debug-tcg) debug_tcg="yes"
 757   ;;
 758   --disable-debug-tcg) debug_tcg="no"
 759   ;;
 760   --enable-debug)
 761       # Enable debugging options that aren't excessively noisy
 762       debug_tcg="yes"
 763       debug="yes"
 764       strip_opt="no"
 765   ;;
 766   --enable-sparse) sparse="yes"
 767   ;;
 768   --disable-sparse) sparse="no"
 769   ;;
 770   --disable-strip) strip_opt="no"
 771   ;;
 772   --disable-vnc-tls) vnc_tls="no"
 773   ;;
 774   --enable-vnc-tls) vnc_tls="yes"
 775   ;;
 776   --disable-vnc-sasl) vnc_sasl="no"
 777   ;;
 778   --enable-vnc-sasl) vnc_sasl="yes"
 779   ;;
 780   --disable-vnc-jpeg) vnc_jpeg="no"
 781   ;;
 782   --enable-vnc-jpeg) vnc_jpeg="yes"
 783   ;;
 784   --disable-vnc-png) vnc_png="no"
 785   ;;
 786   --enable-vnc-png) vnc_png="yes"
 787   ;;
 788   --disable-vnc-ws) vnc_ws="no"
 789   ;;
 790   --enable-vnc-ws) vnc_ws="yes"
 791   ;;
 792   --disable-slirp) slirp="no"
 793   ;;
 794   --disable-uuid) uuid="no"
 795   ;;
 796   --enable-uuid) uuid="yes"
 797   ;;
 798   --disable-vde) vde="no"
 799   ;;
 800   --enable-vde) vde="yes"
 801   ;;
 802   --disable-netmap) netmap="no"
 803   ;;
 804   --enable-netmap) netmap="yes"
 805   ;;
 806   --disable-xen) xen="no"
 807   ;;
 808   --enable-xen) xen="yes"
 809   ;;
 810   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 811   ;;
 812   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 813   ;;
 814   --disable-brlapi) brlapi="no"
 815   ;;
 816   --enable-brlapi) brlapi="yes"
 817   ;;
 818   --disable-bluez) bluez="no"
 819   ;;
 820   --enable-bluez) bluez="yes"
 821   ;;
 822   --disable-kvm) kvm="no"
 823   ;;
 824   --enable-kvm) kvm="yes"
 825   ;;
 826   --disable-tcg-interpreter) tcg_interpreter="no"
 827   ;;
 828   --enable-tcg-interpreter) tcg_interpreter="yes"
 829   ;;
 830   --disable-cap-ng)  cap_ng="no"
 831   ;;
 832   --enable-cap-ng) cap_ng="yes"
 833   ;;
 834   --disable-spice) spice="no"
 835   ;;
 836   --enable-spice) spice="yes"
 837   ;;
 838   --disable-libiscsi) libiscsi="no"
 839   ;;
 840   --enable-libiscsi) libiscsi="yes"
 841   ;;
 842   --enable-profiler) profiler="yes"
 843   ;;
 844   --disable-cocoa) cocoa="no"
 845   ;;
 846   --enable-cocoa)
 847       cocoa="yes" ;
 848       sdl="no" ;
 849       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 850   ;;
 851   --disable-system) softmmu="no"
 852   ;;
 853   --enable-system) softmmu="yes"
 854   ;;
 855   --disable-user)
 856       linux_user="no" ;
 857       bsd_user="no" ;
 858   ;;
 859   --enable-user) ;;
 860   --disable-linux-user) linux_user="no"
 861   ;;
 862   --enable-linux-user) linux_user="yes"
 863   ;;
 864   --disable-bsd-user) bsd_user="no"
 865   ;;
 866   --enable-bsd-user) bsd_user="yes"
 867   ;;
 868   --enable-guest-base) guest_base="yes"
 869   ;;
 870   --disable-guest-base) guest_base="no"
 871   ;;
 872   --enable-pie) pie="yes"
 873   ;;
 874   --disable-pie) pie="no"
 875   ;;
 876   --enable-uname-release=*) uname_release="$optarg"
 877   ;;
 878   --enable-werror) werror="yes"
 879   ;;
 880   --disable-werror) werror="no"
 881   ;;
 882   --disable-curses) curses="no"
 883   ;;
 884   --enable-curses) curses="yes"
 885   ;;
 886   --disable-curl) curl="no"
 887   ;;
 888   --enable-curl) curl="yes"
 889   ;;
 890   --disable-fdt) fdt="no"
 891   ;;
 892   --enable-fdt) fdt="yes"
 893   ;;
 894   --disable-linux-aio) linux_aio="no"
 895   ;;
 896   --enable-linux-aio) linux_aio="yes"
 897   ;;
 898   --disable-attr) attr="no"
 899   ;;
 900   --enable-attr) attr="yes"
 901   ;;
 902   --disable-blobs) blobs="no"
 903   ;;
 904   --with-pkgversion=*) pkgversion=" ($optarg)"
 905   ;;
 906   --with-coroutine=*) coroutine="$optarg"
 907   ;;
 908   --disable-coroutine-pool) coroutine_pool="no"
 909   ;;
 910   --enable-coroutine-pool) coroutine_pool="yes"
 911   ;;
 912   --disable-docs) docs="no"
 913   ;;
 914   --enable-docs) docs="yes"
 915   ;;
 916   --disable-vhost-net) vhost_net="no"
 917   ;;
 918   --enable-vhost-net) vhost_net="yes"
 919   ;;
 920   --disable-vhost-scsi) vhost_scsi="no"
 921   ;;
 922   --enable-vhost-scsi) vhost_scsi="yes"
 923   ;;
 924   --disable-glx) glx="no"
 925   ;;
 926   --enable-glx) glx="yes"
 927   ;;
 928   --disable-rbd) rbd="no"
 929   ;;
 930   --enable-rbd) rbd="yes"
 931   ;;
 932   --disable-xfsctl) xfs="no"
 933   ;;
 934   --enable-xfsctl) xfs="yes"
 935   ;;
 936   --disable-smartcard-nss) smartcard_nss="no"
 937   ;;
 938   --enable-smartcard-nss) smartcard_nss="yes"
 939   ;;
 940   --disable-libusb) libusb="no"
 941   ;;
 942   --enable-libusb) libusb="yes"
 943   ;;
 944   --disable-usb-redir) usb_redir="no"
 945   ;;
 946   --enable-usb-redir) usb_redir="yes"
 947   ;;
 948   --disable-zlib-test) zlib="no"
 949   ;;
 950   --enable-guest-agent) guest_agent="yes"
 951   ;;
 952   --disable-guest-agent) guest_agent="no"
 953   ;;
 954   --with-vss-sdk) vss_win32_sdk=""
 955   ;;
 956   --with-vss-sdk=*) vss_win32_sdk="$optarg"
 957   ;;
 958   --without-vss-sdk) vss_win32_sdk="no"
 959   ;;
 960   --with-win-sdk) win_sdk=""
 961   ;;
 962   --with-win-sdk=*) win_sdk="$optarg"
 963   ;;
 964   --without-win-sdk) win_sdk="no"
 965   ;;
 966   --enable-tools) want_tools="yes"
 967   ;;
 968   --disable-tools) want_tools="no"
 969   ;;
 970   --enable-seccomp) seccomp="yes"
 971   ;;
 972   --disable-seccomp) seccomp="no"
 973   ;;
 974   --disable-glusterfs) glusterfs="no"
 975   ;;
 976   --enable-glusterfs) glusterfs="yes"
 977   ;;
 978   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 979   ;;
 980   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 981   ;;
 982   --disable-gtk) gtk="no"
 983   ;;
 984   --enable-gtk) gtk="yes"
 985   ;;
 986   --enable-rdma) rdma="yes"
 987   ;;
 988   --disable-rdma) rdma="no"
 989   ;;
 990   --with-gtkabi=*) gtkabi="$optarg"
 991   ;;
 992   --enable-tpm) tpm="yes"
 993   ;;
 994   --disable-libssh2) libssh2="no"
 995   ;;
 996   --enable-libssh2) libssh2="yes"
 997   ;;
 998   --enable-vhdx) vhdx="yes"
 999   ;;
1000   --disable-vhdx) vhdx="no"
1001   ;;
1002   *) echo "ERROR: unknown option $opt"; show_help="yes"
1003   ;;
1004   esac
1005 done
1006
1007 if ! has $python; then
1008   error_exit "Python not found. Use --python=/path/to/python"
1009 fi
1010
1011 # Note that if the Python conditional here evaluates True we will exit
1012 # with status 1 which is a shell 'false' value.
1013 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1014   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1015       "Note that Python 3 or later is not yet supported." \
1016       "Use --python=/path/to/python to specify a supported Python."
1017 fi
1018
1019 # The -B switch was added in Python 2.6.
1020 # If it is supplied, compiled files are not written.
1021 # Use it for Python versions which support it.
1022 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1023   python="$python -B"
1024 fi
1025
1026 case "$cpu" in
1027     ppc)
1028            CPU_CFLAGS="-m32"
1029            LDFLAGS="-m32 $LDFLAGS"
1030            ;;
1031     ppc64)
1032            CPU_CFLAGS="-m64"
1033            LDFLAGS="-m64 $LDFLAGS"
1034            ;;
1035     sparc)
1036            LDFLAGS="-m32 $LDFLAGS"
1037            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1038            ;;
1039     sparc64)
1040            LDFLAGS="-m64 $LDFLAGS"
1041            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1042            ;;
1043     s390)
1044            CPU_CFLAGS="-m31 -march=z990"
1045            LDFLAGS="-m31 $LDFLAGS"
1046            ;;
1047     s390x)
1048            CPU_CFLAGS="-m64 -march=z990"
1049            LDFLAGS="-m64 $LDFLAGS"
1050            ;;
1051     i386)
1052            CPU_CFLAGS="-m32"
1053            LDFLAGS="-m32 $LDFLAGS"
1054            cc_i386='$(CC) -m32'
1055            ;;
1056     x86_64)
1057            CPU_CFLAGS="-m64"
1058            LDFLAGS="-m64 $LDFLAGS"
1059            cc_i386='$(CC) -m32'
1060            ;;
1061     x32)
1062            CPU_CFLAGS="-mx32"
1063            LDFLAGS="-mx32 $LDFLAGS"
1064            cc_i386='$(CC) -m32'
1065            ;;
1066     # No special flags required for other host CPUs
1067 esac
1068
1069 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1070 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1071
1072 default_target_list=""
1073
1074 mak_wilds=""
1075
1076 if [ "$softmmu" = "yes" ]; then
1077     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1078 fi
1079 if [ "$linux_user" = "yes" ]; then
1080     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1081 fi
1082 if [ "$bsd_user" = "yes" ]; then
1083     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1084 fi
1085
1086 for config in $mak_wilds; do
1087     default_target_list="${default_target_list} $(basename "$config" .mak)"
1088 done
1089
1090 if test x"$show_help" = x"yes" ; then
1091 cat << EOF
1092
1093 Usage: configure [options]
1094 Options: [defaults in brackets after descriptions]
1095
1096 Standard options:
1097   --help                   print this message
1098   --prefix=PREFIX          install in PREFIX [$prefix]
1099   --interp-prefix=PREFIX   where to find shared libraries, etc.
1100                            use %M for cpu name [$interp_prefix]
1101   --target-list=LIST       set target list (default: build everything)
1102 $(echo Available targets: $default_target_list | \
1103   fold -s -w 53 | sed -e 's/^/                           /')
1104
1105 Advanced options (experts only):
1106   --source-path=PATH       path of source code [$source_path]
1107   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1108   --cc=CC                  use C compiler CC [$cc]
1109   --iasl=IASL              use ACPI compiler IASL [$iasl]
1110   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1111                            build time
1112   --cxx=CXX                use C++ compiler CXX [$cxx]
1113   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1114   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1115   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1116   --make=MAKE              use specified make [$make]
1117   --install=INSTALL        use specified install [$install]
1118   --python=PYTHON          use specified python [$python]
1119   --smbd=SMBD              use specified smbd [$smbd]
1120   --static                 enable static build [$static]
1121   --mandir=PATH            install man pages in PATH
1122   --datadir=PATH           install firmware in PATH$confsuffix
1123   --docdir=PATH            install documentation in PATH$confsuffix
1124   --bindir=PATH            install binaries in PATH
1125   --libdir=PATH            install libraries in PATH
1126   --sysconfdir=PATH        install config in PATH$confsuffix
1127   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1128   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]
1129   --enable-debug-tcg       enable TCG debugging
1130   --disable-debug-tcg      disable TCG debugging (default)
1131   --enable-debug-info       enable debugging information (default)
1132   --disable-debug-info      disable debugging information
1133   --enable-debug           enable common debug build options
1134   --enable-sparse          enable sparse checker
1135   --disable-sparse         disable sparse checker (default)
1136   --disable-strip          disable stripping binaries
1137   --disable-werror         disable compilation abort on warning
1138   --disable-sdl            disable SDL
1139   --enable-sdl             enable SDL
1140   --disable-gtk            disable gtk UI
1141   --enable-gtk             enable gtk UI
1142   --disable-virtfs         disable VirtFS
1143   --enable-virtfs          enable VirtFS
1144   --disable-vnc            disable VNC
1145   --enable-vnc             enable VNC
1146   --disable-cocoa          disable Cocoa (Mac OS X only)
1147   --enable-cocoa           enable Cocoa (default on Mac OS X)
1148   --audio-drv-list=LIST    set audio drivers list:
1149                            Available drivers: $audio_possible_drivers
1150   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1151   --block-drv-rw-whitelist=L
1152                            set block driver read-write whitelist
1153                            (affects only QEMU, not qemu-img)
1154   --block-drv-ro-whitelist=L
1155                            set block driver read-only whitelist
1156                            (affects only QEMU, not qemu-img)
1157   --disable-xen            disable xen backend driver support
1158   --enable-xen             enable xen backend driver support
1159   --disable-xen-pci-passthrough
1160   --enable-xen-pci-passthrough
1161   --disable-brlapi         disable BrlAPI
1162   --enable-brlapi          enable BrlAPI
1163   --disable-vnc-tls        disable TLS encryption for VNC server
1164   --enable-vnc-tls         enable TLS encryption for VNC server
1165   --disable-vnc-sasl       disable SASL encryption for VNC server
1166   --enable-vnc-sasl        enable SASL encryption for VNC server
1167   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1168   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1169   --disable-vnc-png        disable PNG compression for VNC server (default)
1170   --enable-vnc-png         enable PNG compression for VNC server
1171   --disable-vnc-ws         disable Websockets support for VNC server
1172   --enable-vnc-ws          enable Websockets support for VNC server
1173   --disable-curses         disable curses output
1174   --enable-curses          enable curses output
1175   --disable-curl           disable curl connectivity
1176   --enable-curl            enable curl connectivity
1177   --disable-fdt            disable fdt device tree
1178   --enable-fdt             enable fdt device tree
1179   --disable-bluez          disable bluez stack connectivity
1180   --enable-bluez           enable bluez stack connectivity
1181   --disable-slirp          disable SLIRP userspace network connectivity
1182   --disable-kvm            disable KVM acceleration support
1183   --enable-kvm             enable KVM acceleration support
1184   --disable-rdma           disable RDMA-based migration support
1185   --enable-rdma            enable RDMA-based migration support
1186   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1187   --enable-system          enable all system emulation targets
1188   --disable-system         disable all system emulation targets
1189   --enable-user            enable supported user emulation targets
1190   --disable-user           disable all user emulation targets
1191   --enable-linux-user      enable all linux usermode emulation targets
1192   --disable-linux-user     disable all linux usermode emulation targets
1193   --enable-bsd-user        enable all BSD usermode emulation targets
1194   --disable-bsd-user       disable all BSD usermode emulation targets
1195   --enable-guest-base      enable GUEST_BASE support for usermode
1196                            emulation targets
1197   --disable-guest-base     disable GUEST_BASE support
1198   --enable-pie             build Position Independent Executables
1199   --disable-pie            do not build Position Independent Executables
1200   --fmod-lib               path to FMOD library
1201   --fmod-inc               path to FMOD includes
1202   --oss-lib                path to OSS library
1203   --enable-uname-release=R Return R for uname -r in usermode emulation
1204   --cpu=CPU                Build for host CPU [$cpu]
1205   --disable-uuid           disable uuid support
1206   --enable-uuid            enable uuid support
1207   --disable-vde            disable support for vde network
1208   --enable-vde             enable support for vde network
1209   --disable-netmap         disable support for netmap network
1210   --enable-netmap          enable support for netmap network
1211   --disable-linux-aio      disable Linux AIO support
1212   --enable-linux-aio       enable Linux AIO support
1213   --disable-cap-ng         disable libcap-ng support
1214   --enable-cap-ng          enable libcap-ng support
1215   --disable-attr           disables attr and xattr support
1216   --enable-attr            enable attr and xattr support
1217   --disable-blobs          disable installing provided firmware blobs
1218   --enable-docs            enable documentation build
1219   --disable-docs           disable documentation build
1220   --disable-vhost-net      disable vhost-net acceleration support
1221   --enable-vhost-net       enable vhost-net acceleration support
1222   --enable-trace-backend=B Set trace backend
1223                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1224   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1225                            Default:trace-<pid>
1226   --disable-spice          disable spice
1227   --enable-spice           enable spice
1228   --enable-rbd             enable building the rados block device (rbd)
1229   --disable-libiscsi       disable iscsi support
1230   --enable-libiscsi        enable iscsi support
1231   --disable-smartcard-nss  disable smartcard nss support
1232   --enable-smartcard-nss   enable smartcard nss support
1233   --disable-libusb         disable libusb (for usb passthrough)
1234   --enable-libusb          enable libusb (for usb passthrough)
1235   --disable-usb-redir      disable usb network redirection support
1236   --enable-usb-redir       enable usb network redirection support
1237   --disable-guest-agent    disable building of the QEMU Guest Agent
1238   --enable-guest-agent     enable building of the QEMU Guest Agent
1239   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1240   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1241   --disable-seccomp        disable seccomp support
1242   --enable-seccomp         enables seccomp support
1243   --with-coroutine=BACKEND coroutine backend. Supported options:
1244                            gthread, ucontext, sigaltstack, windows
1245   --disable-coroutine-pool disable coroutine freelist (worse performance)
1246   --enable-coroutine-pool  enable coroutine freelist (better performance)
1247   --enable-glusterfs       enable GlusterFS backend
1248   --disable-glusterfs      disable GlusterFS backend
1249   --enable-gcov            enable test coverage analysis with gcov
1250   --gcov=GCOV              use specified gcov [$gcov_tool]
1251   --enable-tpm             enable TPM support
1252   --disable-libssh2        disable ssh block device support
1253   --enable-libssh2         enable ssh block device support
1254   --disable-vhdx           disables support for the Microsoft VHDX image format
1255   --enable-vhdx            enable support for the Microsoft VHDX image format
1256
1257 NOTE: The object files are built at the place where configure is launched
1258 EOF
1259 exit 1
1260 fi
1261
1262 # Now we have handled --enable-tcg-interpreter and know we're not just
1263 # printing the help message, bail out if the host CPU isn't supported.
1264 if test "$ARCH" = "unknown"; then
1265     if test "$tcg_interpreter" = "yes" ; then
1266         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1267         ARCH=tci
1268     else
1269         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1270     fi
1271 fi
1272
1273 # check that the C compiler works.
1274 cat > $TMPC <<EOF
1275 int main(void) { return 0; }
1276 EOF
1277
1278 if compile_object ; then
1279   : C compiler works ok
1280 else
1281     error_exit "\"$cc\" either does not exist or does not work"
1282 fi
1283
1284 # Consult white-list to determine whether to enable werror
1285 # by default.  Only enable by default for git builds
1286 z_version=`cut -f3 -d. $source_path/VERSION`
1287
1288 if test -z "$werror" ; then
1289     if test -d "$source_path/.git" -a \
1290         "$linux" = "yes" ; then
1291         werror="yes"
1292     else
1293         werror="no"
1294     fi
1295 fi
1296
1297 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1298 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1299 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1300 gcc_flags="-Wendif-labels $gcc_flags"
1301 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1302 gcc_flags="-Wno-string-plus-int $gcc_flags"
1303 # Note that we do not add -Werror to gcc_flags here, because that would
1304 # enable it for all configure tests. If a configure test failed due
1305 # to -Werror this would just silently disable some features,
1306 # so it's too error prone.
1307 cat > $TMPC << EOF
1308 int main(void) { return 0; }
1309 EOF
1310 for flag in $gcc_flags; do
1311     # Use the positive sense of the flag when testing for -Wno-wombat
1312     # support (gcc will happily accept the -Wno- form of unknown
1313     # warning options).
1314     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1315     if compile_prog "-Werror $optflag" "" ; then
1316         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1317     fi
1318 done
1319
1320 if compile_prog "-Werror -fstack-protector-all" "" ; then
1321     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1322     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1323 fi
1324
1325 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1326 # large functions that use global variables.  The bug is in all releases of
1327 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1328 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1329 cat > $TMPC << EOF
1330 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1331 int main(void) { return 0; }
1332 #else
1333 #error No bug in this compiler.
1334 #endif
1335 EOF
1336 if compile_prog "-Werror -fno-gcse" "" ; then
1337   TRANSLATE_OPT_CFLAGS=-fno-gcse
1338 fi
1339
1340 if test "$static" = "yes" ; then
1341   if test "$pie" = "yes" ; then
1342     error_exit "static and pie are mutually incompatible"
1343   else
1344     pie="no"
1345   fi
1346 fi
1347
1348 if test "$pie" = ""; then
1349   case "$cpu-$targetos" in
1350     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1351       ;;
1352     *)
1353       pie="no"
1354       ;;
1355   esac
1356 fi
1357
1358 if test "$pie" != "no" ; then
1359   cat > $TMPC << EOF
1360
1361 #ifdef __linux__
1362 #  define THREAD __thread
1363 #else
1364 #  define THREAD
1365 #endif
1366
1367 static THREAD int tls_var;
1368
1369 int main(void) { return tls_var; }
1370
1371 EOF
1372   if compile_prog "-fPIE -DPIE" "-pie"; then
1373     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1374     LDFLAGS="-pie $LDFLAGS"
1375     pie="yes"
1376     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1377       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1378     fi
1379   else
1380     if test "$pie" = "yes"; then
1381       error_exit "PIE not available due to missing toolchain support"
1382     else
1383       echo "Disabling PIE due to missing toolchain support"
1384       pie="no"
1385     fi
1386   fi
1387 fi
1388
1389 ##########################################
1390 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1391 # use i686 as default anyway, but for those that don't, an explicit
1392 # specification is necessary
1393
1394 if test "$cpu" = "i386"; then
1395   cat > $TMPC << EOF
1396 static int sfaa(int *ptr)
1397 {
1398   return __sync_fetch_and_and(ptr, 0);
1399 }
1400
1401 int main(void)
1402 {
1403   int val = 42;
1404   val = __sync_val_compare_and_swap(&val, 0, 1);
1405   sfaa(&val);
1406   return val;
1407 }
1408 EOF
1409   if ! compile_prog "" "" ; then
1410     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1411   fi
1412 fi
1413
1414 #########################################
1415 # Solaris specific configure tool chain decisions
1416
1417 if test "$solaris" = "yes" ; then
1418   if has $install; then
1419     :
1420   else
1421     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1422         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1423         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1424   fi
1425   if test "`path_of $install`" = "/usr/sbin/install" ; then
1426     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1427         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1428         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1429   fi
1430   if has ar; then
1431     :
1432   else
1433     if test -f /usr/ccs/bin/ar ; then
1434       error_exit "No path includes ar" \
1435           "Add /usr/ccs/bin to your path and rerun configure"
1436     fi
1437     error_exit "No path includes ar"
1438   fi
1439 fi
1440
1441 if test -z "${target_list+xxx}" ; then
1442     target_list="$default_target_list"
1443 else
1444     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1445 fi
1446
1447 # Check that we recognised the target name; this allows a more
1448 # friendly error message than if we let it fall through.
1449 for target in $target_list; do
1450     case " $default_target_list " in
1451         *" $target "*)
1452             ;;
1453         *)
1454             error_exit "Unknown target name '$target'"
1455             ;;
1456     esac
1457 done
1458
1459 # see if system emulation was really requested
1460 case " $target_list " in
1461   *"-softmmu "*) softmmu=yes
1462   ;;
1463   *) softmmu=no
1464   ;;
1465 esac
1466
1467 feature_not_found() {
1468   feature=$1
1469
1470   error_exit "User requested feature $feature" \
1471       "configure was not able to find it"
1472 }
1473
1474 # ---
1475 # big/little endian test
1476 cat > $TMPC << EOF
1477 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1478 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1479 extern int foo(short *, short *);
1480 int main(int argc, char *argv[]) {
1481     return foo(big_endian, little_endian);
1482 }
1483 EOF
1484
1485 if compile_object ; then
1486     if grep -q BiGeNdIaN $TMPO ; then
1487         bigendian="yes"
1488     elif grep -q LiTtLeEnDiAn $TMPO ; then
1489         bigendian="no"
1490     else
1491         echo big/little test failed
1492     fi
1493 else
1494     echo big/little test failed
1495 fi
1496
1497 ##########################################
1498 # pkg-config probe
1499
1500 if ! has "$pkg_config_exe"; then
1501   error_exit "pkg-config binary '$pkg_config_exe' not found"
1502 fi
1503
1504 ##########################################
1505 # NPTL probe
1506
1507 if test "$linux_user" = "yes"; then
1508   cat > $TMPC <<EOF
1509 #include <sched.h>
1510 #include <linux/futex.h>
1511 int main(void) {
1512 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1513 #error bork
1514 #endif
1515   return 0;
1516 }
1517 EOF
1518   if ! compile_object ; then
1519     feature_not_found "nptl"
1520   fi
1521 fi
1522
1523 ##########################################
1524 # zlib check
1525
1526 if test "$zlib" != "no" ; then
1527     cat > $TMPC << EOF
1528 #include <zlib.h>
1529 int main(void) { zlibVersion(); return 0; }
1530 EOF
1531     if compile_prog "" "-lz" ; then
1532         :
1533     else
1534         error_exit "zlib check failed" \
1535             "Make sure to have the zlib libs and headers installed."
1536     fi
1537 fi
1538 libs_softmmu="$libs_softmmu -lz"
1539
1540 ##########################################
1541 # libseccomp check
1542
1543 if test "$seccomp" != "no" ; then
1544     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1545         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1546         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1547         seccomp="yes"
1548     else
1549         if test "$seccomp" = "yes"; then
1550             feature_not_found "libseccomp"
1551         fi
1552         seccomp="no"
1553     fi
1554 fi
1555 ##########################################
1556 # xen probe
1557
1558 if test "$xen" != "no" ; then
1559   xen_libs="-lxenstore -lxenctrl -lxenguest"
1560
1561   # First we test whether Xen headers and libraries are available.
1562   # If no, we are done and there is no Xen support.
1563   # If yes, more tests are run to detect the Xen version.
1564
1565   # Xen (any)
1566   cat > $TMPC <<EOF
1567 #include <xenctrl.h>
1568 int main(void) {
1569   return 0;
1570 }
1571 EOF
1572   if ! compile_prog "" "$xen_libs" ; then
1573     # Xen not found
1574     if test "$xen" = "yes" ; then
1575       feature_not_found "xen"
1576     fi
1577     xen=no
1578
1579   # Xen unstable
1580   elif
1581       cat > $TMPC <<EOF &&
1582 #include <xenctrl.h>
1583 #include <xenstore.h>
1584 #include <stdint.h>
1585 #include <xen/hvm/hvm_info_table.h>
1586 #if !defined(HVM_MAX_VCPUS)
1587 # error HVM_MAX_VCPUS not defined
1588 #endif
1589 int main(void) {
1590   xc_interface *xc;
1591   xs_daemon_open();
1592   xc = xc_interface_open(0, 0, 0);
1593   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1594   xc_gnttab_open(NULL, 0);
1595   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1596   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1597   return 0;
1598 }
1599 EOF
1600       compile_prog "" "$xen_libs"
1601     then
1602     xen_ctrl_version=420
1603     xen=yes
1604
1605   elif
1606       cat > $TMPC <<EOF &&
1607 #include <xenctrl.h>
1608 #include <xs.h>
1609 #include <stdint.h>
1610 #include <xen/hvm/hvm_info_table.h>
1611 #if !defined(HVM_MAX_VCPUS)
1612 # error HVM_MAX_VCPUS not defined
1613 #endif
1614 int main(void) {
1615   xs_daemon_open();
1616   xc_interface_open(0, 0, 0);
1617   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1618   xc_gnttab_open(NULL, 0);
1619   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1620   return 0;
1621 }
1622 EOF
1623       compile_prog "" "$xen_libs"
1624     then
1625     xen_ctrl_version=410
1626     xen=yes
1627
1628   # Xen 4.0.0
1629   elif
1630       cat > $TMPC <<EOF &&
1631 #include <xenctrl.h>
1632 #include <xs.h>
1633 #include <stdint.h>
1634 #include <xen/hvm/hvm_info_table.h>
1635 #if !defined(HVM_MAX_VCPUS)
1636 # error HVM_MAX_VCPUS not defined
1637 #endif
1638 int main(void) {
1639   struct xen_add_to_physmap xatp = {
1640     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1641   };
1642   xs_daemon_open();
1643   xc_interface_open();
1644   xc_gnttab_open();
1645   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1646   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1647   return 0;
1648 }
1649 EOF
1650       compile_prog "" "$xen_libs"
1651     then
1652     xen_ctrl_version=400
1653     xen=yes
1654
1655   # Xen 3.4.0
1656   elif
1657       cat > $TMPC <<EOF &&
1658 #include <xenctrl.h>
1659 #include <xs.h>
1660 int main(void) {
1661   struct xen_add_to_physmap xatp = {
1662     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1663   };
1664   xs_daemon_open();
1665   xc_interface_open();
1666   xc_gnttab_open();
1667   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1668   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1669   return 0;
1670 }
1671 EOF
1672       compile_prog "" "$xen_libs"
1673     then
1674     xen_ctrl_version=340
1675     xen=yes
1676
1677   # Xen 3.3.0
1678   elif
1679       cat > $TMPC <<EOF &&
1680 #include <xenctrl.h>
1681 #include <xs.h>
1682 int main(void) {
1683   xs_daemon_open();
1684   xc_interface_open();
1685   xc_gnttab_open();
1686   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1687   return 0;
1688 }
1689 EOF
1690       compile_prog "" "$xen_libs"
1691     then
1692     xen_ctrl_version=330
1693     xen=yes
1694
1695   # Xen version unsupported
1696   else
1697     if test "$xen" = "yes" ; then
1698       feature_not_found "xen (unsupported version)"
1699     fi
1700     xen=no
1701   fi
1702
1703   if test "$xen" = yes; then
1704     libs_softmmu="$xen_libs $libs_softmmu"
1705   fi
1706 fi
1707
1708 if test "$xen_pci_passthrough" != "no"; then
1709   if test "$xen" = "yes" && test "$linux" = "yes" &&
1710     test "$xen_ctrl_version" -ge 340; then
1711     xen_pci_passthrough=yes
1712   else
1713     if test "$xen_pci_passthrough" = "yes"; then
1714       if test "$xen_ctrl_version" -lt 340; then
1715         error_exit "User requested feature Xen PCI Passthrough" \
1716             "This feature does not work with Xen 3.3"
1717       fi
1718       error_exit "User requested feature Xen PCI Passthrough" \
1719           " but this feature requires /sys from Linux"
1720     fi
1721     xen_pci_passthrough=no
1722   fi
1723 fi
1724
1725 ##########################################
1726 # libtool probe
1727
1728 if ! has $libtool; then
1729     libtool=
1730 fi
1731
1732 # MacOSX ships with a libtool which isn't the GNU one; weed this
1733 # out by checking whether libtool supports the --version switch
1734 if test -n "$libtool"; then
1735   if ! "$libtool" --version >/dev/null 2>&1; then
1736     libtool=
1737   fi
1738 fi
1739
1740 ##########################################
1741 # Sparse probe
1742 if test "$sparse" != "no" ; then
1743   if has cgcc; then
1744     sparse=yes
1745   else
1746     if test "$sparse" = "yes" ; then
1747       feature_not_found "sparse"
1748     fi
1749     sparse=no
1750   fi
1751 fi
1752
1753 ##########################################
1754 # GTK probe
1755
1756 if test "$gtk" != "no"; then
1757     gtkpackage="gtk+-$gtkabi"
1758     if test "$gtkabi" = "3.0" ; then
1759       gtkversion="3.0.0"
1760       vtepackage="vte-2.90"
1761       vteversion="0.32.0"
1762     else
1763       gtkversion="2.18.0"
1764       vtepackage="vte"
1765       vteversion="0.24.0"
1766     fi
1767     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1768         if test "$gtk" = "yes" ; then
1769             feature_not_found "gtk"
1770         fi
1771         gtk="no"
1772     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1773         if test "$gtk" = "yes" ; then
1774             error_exit "libvte not found (required for gtk support)"
1775         fi
1776         gtk="no"
1777     else
1778         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1779         gtk_libs=`$pkg_config --libs $gtkpackage`
1780         vte_cflags=`$pkg_config --cflags $vtepackage`
1781         vte_libs=`$pkg_config --libs $vtepackage`
1782         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1783         gtk="yes"
1784     fi
1785 fi
1786
1787 ##########################################
1788 # SDL probe
1789
1790 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1791 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1792 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1793   sdl_config=sdl-config
1794 fi
1795
1796 if $pkg_config sdl --exists; then
1797   sdlconfig="$pkg_config sdl"
1798   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1799 elif has ${sdl_config}; then
1800   sdlconfig="$sdl_config"
1801   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1802 else
1803   if test "$sdl" = "yes" ; then
1804     feature_not_found "sdl"
1805   fi
1806   sdl=no
1807 fi
1808 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1809   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1810 fi
1811
1812 sdl_too_old=no
1813 if test "$sdl" != "no" ; then
1814   cat > $TMPC << EOF
1815 #include <SDL.h>
1816 #undef main /* We don't want SDL to override our main() */
1817 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1818 EOF
1819   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1820   if test "$static" = "yes" ; then
1821     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1822   else
1823     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1824   fi
1825   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1826     if test "$_sdlversion" -lt 121 ; then
1827       sdl_too_old=yes
1828     else
1829       if test "$cocoa" = "no" ; then
1830         sdl=yes
1831       fi
1832     fi
1833
1834     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1835     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1836       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1837          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1838          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1839       fi
1840       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1841         :
1842       else
1843         sdl=no
1844       fi
1845     fi # static link
1846   else # sdl not found
1847     if test "$sdl" = "yes" ; then
1848       feature_not_found "sdl"
1849     fi
1850     sdl=no
1851   fi # sdl compile test
1852 fi
1853
1854 if test "$sdl" = "yes" ; then
1855   cat > $TMPC <<EOF
1856 #include <SDL.h>
1857 #if defined(SDL_VIDEO_DRIVER_X11)
1858 #include <X11/XKBlib.h>
1859 #else
1860 #error No x11 support
1861 #endif
1862 int main(void) { return 0; }
1863 EOF
1864   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1865     sdl_libs="$sdl_libs -lX11"
1866   fi
1867   libs_softmmu="$sdl_libs $libs_softmmu"
1868 fi
1869
1870 ##########################################
1871 # RDMA needs OpenFabrics libraries
1872 if test "$rdma" != "no" ; then
1873   cat > $TMPC <<EOF
1874 #include <rdma/rdma_cma.h>
1875 int main(void) { return 0; }
1876 EOF
1877   rdma_libs="-lrdmacm -libverbs"
1878   if compile_prog "" "$rdma_libs" ; then
1879     rdma="yes"
1880     libs_softmmu="$libs_softmmu $rdma_libs"
1881   else
1882     if test "$rdma" = "yes" ; then
1883         error_exit \
1884             " OpenFabrics librdmacm/libibverbs not present." \
1885             " Your options:" \
1886             "  (1) Fast: Install infiniband packages from your distro." \
1887             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1888             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1889     fi
1890     rdma="no"
1891   fi
1892 fi
1893
1894 ##########################################
1895 # VNC TLS/WS detection
1896 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1897   cat > $TMPC <<EOF
1898 #include <gnutls/gnutls.h>
1899 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1900 EOF
1901   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1902   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1903   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1904     if test "$vnc_tls" != "no" ; then
1905       vnc_tls=yes
1906     fi
1907     if test "$vnc_ws" != "no" ; then
1908       vnc_ws=yes
1909     fi
1910     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1911     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1912   else
1913     if test "$vnc_tls" = "yes" ; then
1914       feature_not_found "vnc-tls"
1915     fi
1916     if test "$vnc_ws" = "yes" ; then
1917       feature_not_found "vnc-ws"
1918     fi
1919     vnc_tls=no
1920     vnc_ws=no
1921   fi
1922 fi
1923
1924 ##########################################
1925 # VNC SASL detection
1926 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1927   cat > $TMPC <<EOF
1928 #include <sasl/sasl.h>
1929 #include <stdio.h>
1930 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1931 EOF
1932   # Assuming Cyrus-SASL installed in /usr prefix
1933   vnc_sasl_cflags=""
1934   vnc_sasl_libs="-lsasl2"
1935   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1936     vnc_sasl=yes
1937     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1938     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1939   else
1940     if test "$vnc_sasl" = "yes" ; then
1941       feature_not_found "vnc-sasl"
1942     fi
1943     vnc_sasl=no
1944   fi
1945 fi
1946
1947 ##########################################
1948 # VNC JPEG detection
1949 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1950 cat > $TMPC <<EOF
1951 #include <stdio.h>
1952 #include <jpeglib.h>
1953 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1954 EOF
1955     vnc_jpeg_cflags=""
1956     vnc_jpeg_libs="-ljpeg"
1957   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1958     vnc_jpeg=yes
1959     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1960     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1961   else
1962     if test "$vnc_jpeg" = "yes" ; then
1963       feature_not_found "vnc-jpeg"
1964     fi
1965     vnc_jpeg=no
1966   fi
1967 fi
1968
1969 ##########################################
1970 # VNC PNG detection
1971 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1972 cat > $TMPC <<EOF
1973 //#include <stdio.h>
1974 #include <png.h>
1975 #include <stddef.h>
1976 int main(void) {
1977     png_structp png_ptr;
1978     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1979     return png_ptr != 0;
1980 }
1981 EOF
1982   if $pkg_config libpng --exists; then
1983     vnc_png_cflags=`$pkg_config libpng --cflags`
1984     vnc_png_libs=`$pkg_config libpng --libs`
1985   else
1986     vnc_png_cflags=""
1987     vnc_png_libs="-lpng"
1988   fi
1989   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1990     vnc_png=yes
1991     libs_softmmu="$vnc_png_libs $libs_softmmu"
1992     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1993   else
1994     if test "$vnc_png" = "yes" ; then
1995       feature_not_found "vnc-png"
1996     fi
1997     vnc_png=no
1998   fi
1999 fi
2000
2001 ##########################################
2002 # fnmatch() probe, used for ACL routines
2003 fnmatch="no"
2004 cat > $TMPC << EOF
2005 #include <fnmatch.h>
2006 int main(void)
2007 {
2008     fnmatch("foo", "foo", 0);
2009     return 0;
2010 }
2011 EOF
2012 if compile_prog "" "" ; then
2013    fnmatch="yes"
2014 fi
2015
2016 ##########################################
2017 # uuid_generate() probe, used for vdi block driver
2018 # Note that on some systems (notably MacOSX) no extra library
2019 # need be linked to get the uuid functions.
2020 if test "$uuid" != "no" ; then
2021   uuid_libs="-luuid"
2022   cat > $TMPC << EOF
2023 #include <uuid/uuid.h>
2024 int main(void)
2025 {
2026     uuid_t my_uuid;
2027     uuid_generate(my_uuid);
2028     return 0;
2029 }
2030 EOF
2031   if compile_prog "" "" ; then
2032     uuid="yes"
2033   elif compile_prog "" "$uuid_libs" ; then
2034     uuid="yes"
2035     libs_softmmu="$uuid_libs $libs_softmmu"
2036     libs_tools="$uuid_libs $libs_tools"
2037   else
2038     if test "$uuid" = "yes" ; then
2039       feature_not_found "uuid"
2040     fi
2041     uuid=no
2042   fi
2043 fi
2044
2045 if test "$vhdx" = "yes" ; then
2046     if test "$uuid" = "no" ; then
2047         error_exit "uuid required for VHDX support"
2048     fi
2049 elif test "$vhdx" != "no" ; then
2050     if test "$uuid" = "yes" ; then
2051         vhdx=yes
2052     else
2053         vhdx=no
2054     fi
2055 fi
2056
2057 ##########################################
2058 # xfsctl() probe, used for raw-posix
2059 if test "$xfs" != "no" ; then
2060   cat > $TMPC << EOF
2061 #include <stddef.h>  /* NULL */
2062 #include <xfs/xfs.h>
2063 int main(void)
2064 {
2065     xfsctl(NULL, 0, 0, NULL);
2066     return 0;
2067 }
2068 EOF
2069   if compile_prog "" "" ; then
2070     xfs="yes"
2071   else
2072     if test "$xfs" = "yes" ; then
2073       feature_not_found "xfs"
2074     fi
2075     xfs=no
2076   fi
2077 fi
2078
2079 ##########################################
2080 # vde libraries probe
2081 if test "$vde" != "no" ; then
2082   vde_libs="-lvdeplug"
2083   cat > $TMPC << EOF
2084 #include <libvdeplug.h>
2085 int main(void)
2086 {
2087     struct vde_open_args a = {0, 0, 0};
2088     char s[] = "";
2089     vde_open(s, s, &a);
2090     return 0;
2091 }
2092 EOF
2093   if compile_prog "" "$vde_libs" ; then
2094     vde=yes
2095     libs_softmmu="$vde_libs $libs_softmmu"
2096     libs_tools="$vde_libs $libs_tools"
2097   else
2098     if test "$vde" = "yes" ; then
2099       feature_not_found "vde"
2100     fi
2101     vde=no
2102   fi
2103 fi
2104
2105 ##########################################
2106 # netmap headers probe
2107 if test "$netmap" != "no" ; then
2108   cat > $TMPC << EOF
2109 #include <inttypes.h>
2110 #include <net/if.h>
2111 #include <net/netmap.h>
2112 #include <net/netmap_user.h>
2113 int main(void) { return 0; }
2114 EOF
2115   if compile_prog "" "" ; then
2116     netmap=yes
2117   else
2118     if test "$netmap" = "yes" ; then
2119       feature_not_found "netmap"
2120     fi
2121     netmap=no
2122   fi
2123 fi
2124
2125 ##########################################
2126 # libcap-ng library probe
2127 if test "$cap_ng" != "no" ; then
2128   cap_libs="-lcap-ng"
2129   cat > $TMPC << EOF
2130 #include <cap-ng.h>
2131 int main(void)
2132 {
2133     capng_capability_to_name(CAPNG_EFFECTIVE);
2134     return 0;
2135 }
2136 EOF
2137   if compile_prog "" "$cap_libs" ; then
2138     cap_ng=yes
2139     libs_tools="$cap_libs $libs_tools"
2140   else
2141     if test "$cap_ng" = "yes" ; then
2142       feature_not_found "cap_ng"
2143     fi
2144     cap_ng=no
2145   fi
2146 fi
2147
2148 ##########################################
2149 # Sound support libraries probe
2150
2151 audio_drv_probe()
2152 {
2153     drv=$1
2154     hdr=$2
2155     lib=$3
2156     exp=$4
2157     cfl=$5
2158         cat > $TMPC << EOF
2159 #include <$hdr>
2160 int main(void) { $exp }
2161 EOF
2162     if compile_prog "$cfl" "$lib" ; then
2163         :
2164     else
2165         error_exit "$drv check failed" \
2166             "Make sure to have the $drv libs and headers installed."
2167     fi
2168 }
2169
2170 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2171 for drv in $audio_drv_list; do
2172     case $drv in
2173     alsa)
2174     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2175         "return snd_pcm_close((snd_pcm_t *)0);"
2176     libs_softmmu="-lasound $libs_softmmu"
2177     ;;
2178
2179     fmod)
2180     if test -z $fmod_lib || test -z $fmod_inc; then
2181         error_exit "You must specify path to FMOD library and headers" \
2182             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2183     fi
2184     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2185     libs_softmmu="$fmod_lib $libs_softmmu"
2186     ;;
2187
2188     esd)
2189     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2190     libs_softmmu="-lesd $libs_softmmu"
2191     audio_pt_int="yes"
2192     ;;
2193
2194     pa)
2195     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2196         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2197     libs_softmmu="-lpulse $libs_softmmu"
2198     audio_pt_int="yes"
2199     ;;
2200
2201     coreaudio)
2202       libs_softmmu="-framework CoreAudio $libs_softmmu"
2203     ;;
2204
2205     dsound)
2206       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2207       audio_win_int="yes"
2208     ;;
2209
2210     oss)
2211       libs_softmmu="$oss_lib $libs_softmmu"
2212     ;;
2213
2214     sdl|wav)
2215     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2216     ;;
2217
2218     winwave)
2219       libs_softmmu="-lwinmm $libs_softmmu"
2220       audio_win_int="yes"
2221     ;;
2222
2223     *)
2224     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2225         error_exit "Unknown driver '$drv' selected" \
2226             "Possible drivers are: $audio_possible_drivers"
2227     }
2228     ;;
2229     esac
2230 done
2231
2232 ##########################################
2233 # BrlAPI probe
2234
2235 if test "$brlapi" != "no" ; then
2236   brlapi_libs="-lbrlapi"
2237   cat > $TMPC << EOF
2238 #include <brlapi.h>
2239 #include <stddef.h>
2240 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2241 EOF
2242   if compile_prog "" "$brlapi_libs" ; then
2243     brlapi=yes
2244     libs_softmmu="$brlapi_libs $libs_softmmu"
2245   else
2246     if test "$brlapi" = "yes" ; then
2247       feature_not_found "brlapi"
2248     fi
2249     brlapi=no
2250   fi
2251 fi
2252
2253 ##########################################
2254 # curses probe
2255 if test "$curses" != "no" ; then
2256   if test "$mingw32" = "yes" ; then
2257     curses_list="-lpdcurses"
2258   else
2259     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2260   fi
2261   curses_found=no
2262   cat > $TMPC << EOF
2263 #include <curses.h>
2264 int main(void) {
2265   const char *s = curses_version();
2266   resize_term(0, 0);
2267   return s != 0;
2268 }
2269 EOF
2270   IFS=:
2271   for curses_lib in $curses_list; do
2272     unset IFS
2273     if compile_prog "" "$curses_lib" ; then
2274       curses_found=yes
2275       libs_softmmu="$curses_lib $libs_softmmu"
2276       break
2277     fi
2278   done
2279   unset IFS
2280   if test "$curses_found" = "yes" ; then
2281     curses=yes
2282   else
2283     if test "$curses" = "yes" ; then
2284       feature_not_found "curses"
2285     fi
2286     curses=no
2287   fi
2288 fi
2289
2290 ##########################################
2291 # curl probe
2292 if test "$curl" != "no" ; then
2293   if $pkg_config libcurl --exists; then
2294     curlconfig="$pkg_config libcurl"
2295   else
2296     curlconfig=curl-config
2297   fi
2298   cat > $TMPC << EOF
2299 #include <curl/curl.h>
2300 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2301 EOF
2302   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2303   curl_libs=`$curlconfig --libs 2>/dev/null`
2304   if compile_prog "$curl_cflags" "$curl_libs" ; then
2305     curl=yes
2306     libs_tools="$curl_libs $libs_tools"
2307     libs_softmmu="$curl_libs $libs_softmmu"
2308   else
2309     if test "$curl" = "yes" ; then
2310       feature_not_found "curl"
2311     fi
2312     curl=no
2313   fi
2314 fi # test "$curl"
2315
2316 ##########################################
2317 # bluez support probe
2318 if test "$bluez" != "no" ; then
2319   cat > $TMPC << EOF
2320 #include <bluetooth/bluetooth.h>
2321 int main(void) { return bt_error(0); }
2322 EOF
2323   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2324   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2325   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2326     bluez=yes
2327     libs_softmmu="$bluez_libs $libs_softmmu"
2328   else
2329     if test "$bluez" = "yes" ; then
2330       feature_not_found "bluez"
2331     fi
2332     bluez="no"
2333   fi
2334 fi
2335
2336 ##########################################
2337 # glib support probe
2338
2339 if test "$mingw32" = yes; then
2340     # g_poll is required in order to integrate with the glib main loop.
2341     glib_req_ver=2.20
2342 else
2343     glib_req_ver=2.12
2344 fi
2345 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2346     glib_cflags=`$pkg_config --cflags gthread-2.0`
2347     glib_libs=`$pkg_config --libs gthread-2.0`
2348     LIBS="$glib_libs $LIBS"
2349     libs_qga="$glib_libs $libs_qga"
2350 else
2351     error_exit "glib-$glib_req_ver required to compile QEMU"
2352 fi
2353
2354 ##########################################
2355 # pixman support probe
2356
2357 if test "$pixman" = ""; then
2358   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2359     pixman="none"
2360   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2361     pixman="system"
2362   else
2363     pixman="internal"
2364   fi
2365 fi
2366 if test "$pixman" = "none"; then
2367   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2368     error_exit "pixman disabled but system emulation or tools build" \
2369         "enabled.  You can turn off pixman only if you also" \
2370         "disable all system emulation targets and the tools" \
2371         "build with '--disable-tools --disable-system'."
2372   fi
2373   pixman_cflags=
2374   pixman_libs=
2375 elif test "$pixman" = "system"; then
2376   pixman_cflags=`$pkg_config --cflags pixman-1`
2377   pixman_libs=`$pkg_config --libs pixman-1`
2378 else
2379   if test ! -d ${source_path}/pixman/pixman; then
2380     error_exit "pixman not present. Your options:" \
2381         "  (1) Preferred: Install the pixman devel package (any recent" \
2382         "      distro should have packages as Xorg needs pixman too)." \
2383         "  (2) Fetch the pixman submodule, using:" \
2384         "      git submodule update --init pixman"
2385   fi
2386   mkdir -p pixman/pixman
2387   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2388   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2389 fi
2390
2391 ##########################################
2392 # libcap probe
2393
2394 if test "$cap" != "no" ; then
2395   cat > $TMPC <<EOF
2396 #include <stdio.h>
2397 #include <sys/capability.h>
2398 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2399 EOF
2400   if compile_prog "" "-lcap" ; then
2401     cap=yes
2402   else
2403     cap=no
2404   fi
2405 fi
2406
2407 ##########################################
2408 # pthread probe
2409 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2410
2411 pthread=no
2412 cat > $TMPC << EOF
2413 #include <pthread.h>
2414 static void *f(void *p) { return NULL; }
2415 int main(void) {
2416   pthread_t thread;
2417   pthread_create(&thread, 0, f, 0);
2418   return 0;
2419 }
2420 EOF
2421 if compile_prog "" "" ; then
2422   pthread=yes
2423 else
2424   for pthread_lib in $PTHREADLIBS_LIST; do
2425     if compile_prog "" "$pthread_lib" ; then
2426       pthread=yes
2427       found=no
2428       for lib_entry in $LIBS; do
2429         if test "$lib_entry" = "$pthread_lib"; then
2430           found=yes
2431           break
2432         fi
2433       done
2434       if test "$found" = "no"; then
2435         LIBS="$pthread_lib $LIBS"
2436       fi
2437       break
2438     fi
2439   done
2440 fi
2441
2442 if test "$mingw32" != yes -a "$pthread" = no; then
2443   error_exit "pthread check failed" \
2444       "Make sure to have the pthread libs and headers installed."
2445 fi
2446
2447 ##########################################
2448 # rbd probe
2449 if test "$rbd" != "no" ; then
2450   cat > $TMPC <<EOF
2451 #include <stdio.h>
2452 #include <rbd/librbd.h>
2453 int main(void) {
2454     rados_t cluster;
2455     rados_create(&cluster, NULL);
2456     return 0;
2457 }
2458 EOF
2459   rbd_libs="-lrbd -lrados"
2460   if compile_prog "" "$rbd_libs" ; then
2461     rbd=yes
2462     libs_tools="$rbd_libs $libs_tools"
2463     libs_softmmu="$rbd_libs $libs_softmmu"
2464   else
2465     if test "$rbd" = "yes" ; then
2466       feature_not_found "rados block device"
2467     fi
2468     rbd=no
2469   fi
2470 fi
2471
2472 ##########################################
2473 # libssh2 probe
2474 min_libssh2_version=1.2.8
2475 if test "$libssh2" != "no" ; then
2476   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2477     libssh2_cflags=`$pkg_config libssh2 --cflags`
2478     libssh2_libs=`$pkg_config libssh2 --libs`
2479     libssh2=yes
2480     libs_tools="$libssh2_libs $libs_tools"
2481     libs_softmmu="$libssh2_libs $libs_softmmu"
2482     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2483   else
2484     if test "$libssh2" = "yes" ; then
2485       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2486     fi
2487     libssh2=no
2488   fi
2489 fi
2490
2491 ##########################################
2492 # libssh2_sftp_fsync probe
2493
2494 if test "$libssh2" = "yes"; then
2495   cat > $TMPC <<EOF
2496 #include <stdio.h>
2497 #include <libssh2.h>
2498 #include <libssh2_sftp.h>
2499 int main(void) {
2500     LIBSSH2_SESSION *session;
2501     LIBSSH2_SFTP *sftp;
2502     LIBSSH2_SFTP_HANDLE *sftp_handle;
2503     session = libssh2_session_init ();
2504     sftp = libssh2_sftp_init (session);
2505     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2506     libssh2_sftp_fsync (sftp_handle);
2507     return 0;
2508 }
2509 EOF
2510   # libssh2_cflags/libssh2_libs defined in previous test.
2511   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2512     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2513   fi
2514 fi
2515
2516 ##########################################
2517 # linux-aio probe
2518
2519 if test "$linux_aio" != "no" ; then
2520   cat > $TMPC <<EOF
2521 #include <libaio.h>
2522 #include <sys/eventfd.h>
2523 #include <stddef.h>
2524 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2525 EOF
2526   if compile_prog "" "-laio" ; then
2527     linux_aio=yes
2528     libs_softmmu="$libs_softmmu -laio"
2529     libs_tools="$libs_tools -laio"
2530   else
2531     if test "$linux_aio" = "yes" ; then
2532       feature_not_found "linux AIO"
2533     fi
2534     linux_aio=no
2535   fi
2536 fi
2537
2538 ##########################################
2539 # TPM passthrough is only on x86 Linux
2540
2541 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2542   tpm_passthrough=$tpm
2543 else
2544   tpm_passthrough=no
2545 fi
2546
2547 ##########################################
2548 # adjust virtio-blk-data-plane based on linux-aio
2549
2550 if test "$virtio_blk_data_plane" = "yes" -a \
2551         "$linux_aio" != "yes" ; then
2552   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2553 elif test -z "$virtio_blk_data_plane" ; then
2554   virtio_blk_data_plane=$linux_aio
2555 fi
2556
2557 ##########################################
2558 # attr probe
2559
2560 if test "$attr" != "no" ; then
2561   cat > $TMPC <<EOF
2562 #include <stdio.h>
2563 #include <sys/types.h>
2564 #ifdef CONFIG_LIBATTR
2565 #include <attr/xattr.h>
2566 #else
2567 #include <sys/xattr.h>
2568 #endif
2569 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2570 EOF
2571   if compile_prog "" "" ; then
2572     attr=yes
2573   # Older distros have <attr/xattr.h>, and need -lattr:
2574   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2575     attr=yes
2576     LIBS="-lattr $LIBS"
2577     libattr=yes
2578   else
2579     if test "$attr" = "yes" ; then
2580       feature_not_found "ATTR"
2581     fi
2582     attr=no
2583   fi
2584 fi
2585
2586 ##########################################
2587 # iovec probe
2588 cat > $TMPC <<EOF
2589 #include <sys/types.h>
2590 #include <sys/uio.h>
2591 #include <unistd.h>
2592 int main(void) { return sizeof(struct iovec); }
2593 EOF
2594 iovec=no
2595 if compile_prog "" "" ; then
2596   iovec=yes
2597 fi
2598
2599 ##########################################
2600 # preadv probe
2601 cat > $TMPC <<EOF
2602 #include <sys/types.h>
2603 #include <sys/uio.h>
2604 #include <unistd.h>
2605 int main(void) { return preadv(0, 0, 0, 0); }
2606 EOF
2607 preadv=no
2608 if compile_prog "" "" ; then
2609   preadv=yes
2610 fi
2611
2612 ##########################################
2613 # fdt probe
2614 # fdt support is mandatory for at least some target architectures,
2615 # so insist on it if we're building those system emulators.
2616 fdt_required=no
2617 for target in $target_list; do
2618   case $target in
2619     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2620       fdt_required=yes
2621     ;;
2622   esac
2623 done
2624
2625 if test "$fdt_required" = "yes"; then
2626   if test "$fdt" = "no"; then
2627     error_exit "fdt disabled but some requested targets require it." \
2628       "You can turn off fdt only if you also disable all the system emulation" \
2629       "targets which need it (by specifying a cut down --target-list)."
2630   fi
2631   fdt=yes
2632 fi
2633
2634 if test "$fdt" != "no" ; then
2635   fdt_libs="-lfdt"
2636   # explicitly check for libfdt_env.h as it is missing in some stable installs
2637   cat > $TMPC << EOF
2638 #include <libfdt_env.h>
2639 int main(void) { return 0; }
2640 EOF
2641   if compile_prog "" "$fdt_libs" ; then
2642     # system DTC is good - use it
2643     fdt=yes
2644   elif test -d ${source_path}/dtc/libfdt ; then
2645     # have submodule DTC - use it
2646     fdt=yes
2647     dtc_internal="yes"
2648     mkdir -p dtc
2649     if [ "$source_path" != `pwd` ] ; then
2650        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2651        symlink "$source_path/dtc/scripts" "dtc/scripts"
2652     fi
2653     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2654     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2655   elif test "$fdt" = "yes" ; then
2656     # have neither and want - prompt for system/submodule install
2657     error_exit "DTC not present. Your options:" \
2658         "  (1) Preferred: Install the DTC devel package" \
2659         "  (2) Fetch the DTC submodule, using:" \
2660         "      git submodule update --init dtc"
2661   else
2662     # don't have and don't want
2663     fdt_libs=
2664     fdt=no
2665   fi
2666 fi
2667
2668 libs_softmmu="$libs_softmmu $fdt_libs"
2669
2670 ##########################################
2671 # GLX probe, used by milkymist-tmu2
2672 if test "$glx" != "no" ; then
2673   glx_libs="-lGL -lX11"
2674   cat > $TMPC << EOF
2675 #include <X11/Xlib.h>
2676 #include <GL/gl.h>
2677 #include <GL/glx.h>
2678 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2679 EOF
2680   if compile_prog "" "-lGL -lX11" ; then
2681     glx=yes
2682   else
2683     if test "$glx" = "yes" ; then
2684       feature_not_found "glx"
2685     fi
2686     glx_libs=
2687     glx=no
2688   fi
2689 fi
2690
2691 ##########################################
2692 # glusterfs probe
2693 if test "$glusterfs" != "no" ; then
2694   if $pkg_config --atleast-version=3 glusterfs-api; then
2695     glusterfs="yes"
2696     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2697     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2698     CFLAGS="$CFLAGS $glusterfs_cflags"
2699     libs_tools="$glusterfs_libs $libs_tools"
2700     libs_softmmu="$glusterfs_libs $libs_softmmu"
2701     if $pkg_config --atleast-version=5 glusterfs-api; then
2702       glusterfs_discard="yes"
2703     fi
2704   else
2705     if test "$glusterfs" = "yes" ; then
2706       feature_not_found "GlusterFS backend support"
2707     fi
2708     glusterfs="no"
2709   fi
2710 fi
2711
2712 # Check for inotify functions when we are building linux-user
2713 # emulator.  This is done because older glibc versions don't
2714 # have syscall stubs for these implemented.  In that case we
2715 # don't provide them even if kernel supports them.
2716 #
2717 inotify=no
2718 cat > $TMPC << EOF
2719 #include <sys/inotify.h>
2720
2721 int
2722 main(void)
2723 {
2724         /* try to start inotify */
2725         return inotify_init();
2726 }
2727 EOF
2728 if compile_prog "" "" ; then
2729   inotify=yes
2730 fi
2731
2732 inotify1=no
2733 cat > $TMPC << EOF
2734 #include <sys/inotify.h>
2735
2736 int
2737 main(void)
2738 {
2739     /* try to start inotify */
2740     return inotify_init1(0);
2741 }
2742 EOF
2743 if compile_prog "" "" ; then
2744   inotify1=yes
2745 fi
2746
2747 # check if utimensat and futimens are supported
2748 utimens=no
2749 cat > $TMPC << EOF
2750 #define _ATFILE_SOURCE
2751 #include <stddef.h>
2752 #include <fcntl.h>
2753 #include <sys/stat.h>
2754
2755 int main(void)
2756 {
2757     utimensat(AT_FDCWD, "foo", NULL, 0);
2758     futimens(0, NULL);
2759     return 0;
2760 }
2761 EOF
2762 if compile_prog "" "" ; then
2763   utimens=yes
2764 fi
2765
2766 # check if pipe2 is there
2767 pipe2=no
2768 cat > $TMPC << EOF
2769 #include <unistd.h>
2770 #include <fcntl.h>
2771
2772 int main(void)
2773 {
2774     int pipefd[2];
2775     return pipe2(pipefd, O_CLOEXEC);
2776 }
2777 EOF
2778 if compile_prog "" "" ; then
2779   pipe2=yes
2780 fi
2781
2782 # check if accept4 is there
2783 accept4=no
2784 cat > $TMPC << EOF
2785 #include <sys/socket.h>
2786 #include <stddef.h>
2787
2788 int main(void)
2789 {
2790     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2791     return 0;
2792 }
2793 EOF
2794 if compile_prog "" "" ; then
2795   accept4=yes
2796 fi
2797
2798 # check if tee/splice is there. vmsplice was added same time.
2799 splice=no
2800 cat > $TMPC << EOF
2801 #include <unistd.h>
2802 #include <fcntl.h>
2803 #include <limits.h>
2804
2805 int main(void)
2806 {
2807     int len, fd = 0;
2808     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2809     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2810     return 0;
2811 }
2812 EOF
2813 if compile_prog "" "" ; then
2814   splice=yes
2815 fi
2816
2817 ##########################################
2818 # signalfd probe
2819 signalfd="no"
2820 cat > $TMPC << EOF
2821 #include <unistd.h>
2822 #include <sys/syscall.h>
2823 #include <signal.h>
2824 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2825 EOF
2826
2827 if compile_prog "" "" ; then
2828   signalfd=yes
2829 fi
2830
2831 # check if eventfd is supported
2832 eventfd=no
2833 cat > $TMPC << EOF
2834 #include <sys/eventfd.h>
2835
2836 int main(void)
2837 {
2838     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2839 }
2840 EOF
2841 if compile_prog "" "" ; then
2842   eventfd=yes
2843 fi
2844
2845 # check for fallocate
2846 fallocate=no
2847 cat > $TMPC << EOF
2848 #include <fcntl.h>
2849
2850 int main(void)
2851 {
2852     fallocate(0, 0, 0, 0);
2853     return 0;
2854 }
2855 EOF
2856 if compile_prog "" "" ; then
2857   fallocate=yes
2858 fi
2859
2860 # check for fallocate hole punching
2861 fallocate_punch_hole=no
2862 cat > $TMPC << EOF
2863 #include <fcntl.h>
2864 #include <linux/falloc.h>
2865
2866 int main(void)
2867 {
2868     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2869     return 0;
2870 }
2871 EOF
2872 if compile_prog "" "" ; then
2873   fallocate_punch_hole=yes
2874 fi
2875
2876 # check for sync_file_range
2877 sync_file_range=no
2878 cat > $TMPC << EOF
2879 #include <fcntl.h>
2880
2881 int main(void)
2882 {
2883     sync_file_range(0, 0, 0, 0);
2884     return 0;
2885 }
2886 EOF
2887 if compile_prog "" "" ; then
2888   sync_file_range=yes
2889 fi
2890
2891 # check for linux/fiemap.h and FS_IOC_FIEMAP
2892 fiemap=no
2893 cat > $TMPC << EOF
2894 #include <sys/ioctl.h>
2895 #include <linux/fs.h>
2896 #include <linux/fiemap.h>
2897
2898 int main(void)
2899 {
2900     ioctl(0, FS_IOC_FIEMAP, 0);
2901     return 0;
2902 }
2903 EOF
2904 if compile_prog "" "" ; then
2905   fiemap=yes
2906 fi
2907
2908 # check for dup3
2909 dup3=no
2910 cat > $TMPC << EOF
2911 #include <unistd.h>
2912
2913 int main(void)
2914 {
2915     dup3(0, 0, 0);
2916     return 0;
2917 }
2918 EOF
2919 if compile_prog "" "" ; then
2920   dup3=yes
2921 fi
2922
2923 # check for ppoll support
2924 ppoll=no
2925 cat > $TMPC << EOF
2926 #include <poll.h>
2927
2928 int main(void)
2929 {
2930     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2931     ppoll(&pfd, 1, 0, 0);
2932     return 0;
2933 }
2934 EOF
2935 if compile_prog "" "" ; then
2936   ppoll=yes
2937 fi
2938
2939 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2940 prctl_pr_set_timerslack=no
2941 cat > $TMPC << EOF
2942 #include <sys/prctl.h>
2943
2944 int main(void)
2945 {
2946     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2947     return 0;
2948 }
2949 EOF
2950 if compile_prog "" "" ; then
2951   prctl_pr_set_timerslack=yes
2952 fi
2953
2954 # check for epoll support
2955 epoll=no
2956 cat > $TMPC << EOF
2957 #include <sys/epoll.h>
2958
2959 int main(void)
2960 {
2961     epoll_create(0);
2962     return 0;
2963 }
2964 EOF
2965 if compile_prog "" "" ; then
2966   epoll=yes
2967 fi
2968
2969 # epoll_create1 and epoll_pwait are later additions
2970 # so we must check separately for their presence
2971 epoll_create1=no
2972 cat > $TMPC << EOF
2973 #include <sys/epoll.h>
2974
2975 int main(void)
2976 {
2977     /* Note that we use epoll_create1 as a value, not as
2978      * a function being called. This is necessary so that on
2979      * old SPARC glibc versions where the function was present in
2980      * the library but not declared in the header file we will
2981      * fail the configure check. (Otherwise we will get a compiler
2982      * warning but not an error, and will proceed to fail the
2983      * qemu compile where we compile with -Werror.)
2984      */
2985     return (int)(uintptr_t)&epoll_create1;
2986 }
2987 EOF
2988 if compile_prog "" "" ; then
2989   epoll_create1=yes
2990 fi
2991
2992 epoll_pwait=no
2993 cat > $TMPC << EOF
2994 #include <sys/epoll.h>
2995
2996 int main(void)
2997 {
2998     epoll_pwait(0, 0, 0, 0, 0);
2999     return 0;
3000 }
3001 EOF
3002 if compile_prog "" "" ; then
3003   epoll_pwait=yes
3004 fi
3005
3006 # check for sendfile support
3007 sendfile=no
3008 cat > $TMPC << EOF
3009 #include <sys/sendfile.h>
3010
3011 int main(void)
3012 {
3013     return sendfile(0, 0, 0, 0);
3014 }
3015 EOF
3016 if compile_prog "" "" ; then
3017   sendfile=yes
3018 fi
3019
3020 # Check if tools are available to build documentation.
3021 if test "$docs" != "no" ; then
3022   if has makeinfo && has pod2man; then
3023     docs=yes
3024   else
3025     if test "$docs" = "yes" ; then
3026       feature_not_found "docs"
3027     fi
3028     docs=no
3029   fi
3030 fi
3031
3032 # Search for bswap_32 function
3033 byteswap_h=no
3034 cat > $TMPC << EOF
3035 #include <byteswap.h>
3036 int main(void) { return bswap_32(0); }
3037 EOF
3038 if compile_prog "" "" ; then
3039   byteswap_h=yes
3040 fi
3041
3042 # Search for bswap32 function
3043 bswap_h=no
3044 cat > $TMPC << EOF
3045 #include <sys/endian.h>
3046 #include <sys/types.h>
3047 #include <machine/bswap.h>
3048 int main(void) { return bswap32(0); }
3049 EOF
3050 if compile_prog "" "" ; then
3051   bswap_h=yes
3052 fi
3053
3054 ##########################################
3055 # Do we have libiscsi
3056 # We check for iscsi_write16_sync() to make sure we have a
3057 # at least version 1.4.0 of libiscsi.
3058 if test "$libiscsi" != "no" ; then
3059   cat > $TMPC << EOF
3060 #include <stdio.h>
3061 #include <iscsi/iscsi.h>
3062 int main(void) { iscsi_write16_sync(NULL,0,0,NULL,0,0,0,0,0,0,0); return 0; }
3063 EOF
3064   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3065     libiscsi="yes"
3066     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3067     libiscsi_libs=$($pkg_config --libs libiscsi)
3068     CFLAGS="$CFLAGS $libiscsi_cflags"
3069     LIBS="$LIBS $libiscsi_libs"
3070   elif compile_prog "" "-liscsi" ; then
3071     libiscsi="yes"
3072     LIBS="$LIBS -liscsi"
3073   else
3074     if test "$libiscsi" = "yes" ; then
3075       feature_not_found "libiscsi"
3076     fi
3077     libiscsi="no"
3078   fi
3079 fi
3080
3081 # We also need to know the API version because there was an
3082 # API change from 1.4.0 to 1.5.0.
3083 if test "$libiscsi" = "yes"; then
3084   cat >$TMPC <<EOF
3085 #include <iscsi/iscsi.h>
3086 int main(void)
3087 {
3088   iscsi_read10_task(0, 0, 0, 0, 0, 0, 0);
3089   return 0;
3090 }
3091 EOF
3092   if compile_prog "" "-liscsi"; then
3093     libiscsi_version="1.4.0"
3094   fi
3095 fi
3096
3097 ##########################################
3098 # Do we need libm
3099 cat > $TMPC << EOF
3100 #include <math.h>
3101 int main(void) { return isnan(sin(0.0)); }
3102 EOF
3103 if compile_prog "" "" ; then
3104   :
3105 elif compile_prog "" "-lm" ; then
3106   LIBS="-lm $LIBS"
3107   libs_qga="-lm $libs_qga"
3108 else
3109   error_exit "libm check failed"
3110 fi
3111
3112 ##########################################
3113 # Do we need librt
3114 # uClibc provides 2 versions of clock_gettime(), one with realtime
3115 # support and one without. This means that the clock_gettime() don't
3116 # need -lrt. We still need it for timer_create() so we check for this
3117 # function in addition.
3118 cat > $TMPC <<EOF
3119 #include <signal.h>
3120 #include <time.h>
3121 int main(void) {
3122   timer_create(CLOCK_REALTIME, NULL, NULL);
3123   return clock_gettime(CLOCK_REALTIME, NULL);
3124 }
3125 EOF
3126
3127 if compile_prog "" "" ; then
3128   :
3129 # we need pthread for static linking. use previous pthread test result
3130 elif compile_prog "" "-lrt $pthread_lib" ; then
3131   LIBS="-lrt $LIBS"
3132   libs_qga="-lrt $libs_qga"
3133 fi
3134
3135 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3136         "$aix" != "yes" -a "$haiku" != "yes" ; then
3137     libs_softmmu="-lutil $libs_softmmu"
3138 fi
3139
3140 ##########################################
3141 # spice probe
3142 if test "$spice" != "no" ; then
3143   cat > $TMPC << EOF
3144 #include <spice.h>
3145 int main(void) { spice_server_new(); return 0; }
3146 EOF
3147   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3148   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3149   if $pkg_config --atleast-version=0.12.0 spice-server && \
3150      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3151      compile_prog "$spice_cflags" "$spice_libs" ; then
3152     spice="yes"
3153     libs_softmmu="$libs_softmmu $spice_libs"
3154     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3155     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3156     spice_server_version=$($pkg_config --modversion spice-server)
3157   else
3158     if test "$spice" = "yes" ; then
3159       feature_not_found "spice"
3160     fi
3161     spice="no"
3162   fi
3163 fi
3164
3165 # check for libcacard for smartcard support
3166 smartcard_cflags=""
3167 # TODO - what's the minimal nss version we support?
3168 if test "$smartcard_nss" != "no"; then
3169   cat > $TMPC << EOF
3170 #include <pk11pub.h>
3171 int main(void) { PK11_FreeSlot(0); return 0; }
3172 EOF
3173     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3174     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3175     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3176     test_cflags="$libcacard_cflags"
3177     # The header files in nss < 3.13.3 have a bug which causes them to
3178     # emit a warning. If we're going to compile QEMU with -Werror, then
3179     # test that the headers don't have this bug. Otherwise we would pass
3180     # the configure test but fail to compile QEMU later.
3181     if test "$werror" = "yes"; then
3182         test_cflags="-Werror $test_cflags"
3183     fi
3184     if test -n "$libtool" &&
3185        $pkg_config --atleast-version=3.12.8 nss && \
3186       compile_prog "$test_cflags" "$libcacard_libs"; then
3187         smartcard_nss="yes"
3188         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3189         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3190         libs_softmmu="$libcacard_libs $libs_softmmu"
3191     else
3192         if test "$smartcard_nss" = "yes"; then
3193             feature_not_found "nss"
3194         fi
3195         smartcard_nss="no"
3196     fi
3197 fi
3198
3199 # check for libusb
3200 if test "$libusb" != "no" ; then
3201     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3202         libusb="yes"
3203         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3204         libusb_libs=$($pkg_config --libs libusb-1.0)
3205         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3206         libs_softmmu="$libs_softmmu $libusb_libs"
3207     else
3208         if test "$libusb" = "yes"; then
3209             feature_not_found "libusb"
3210         fi
3211         libusb="no"
3212     fi
3213 fi
3214
3215 # check for usbredirparser for usb network redirection support
3216 if test "$usb_redir" != "no" ; then
3217     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3218         usb_redir="yes"
3219         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3220         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3221         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3222         libs_softmmu="$libs_softmmu $usb_redir_libs"
3223     else
3224         if test "$usb_redir" = "yes"; then
3225             feature_not_found "usb-redir"
3226         fi
3227         usb_redir="no"
3228     fi
3229 fi
3230
3231 ##########################################
3232 # check if we have VSS SDK headers for win
3233
3234 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3235   case "$vss_win32_sdk" in
3236     "")   vss_win32_include="-I$source_path" ;;
3237     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3238           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3239           vss_win32_include="-I$source_path/.sdk/vss"
3240           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3241           ;;
3242     *)    vss_win32_include="-I$vss_win32_sdk"
3243   esac
3244   cat > $TMPC << EOF
3245 #define __MIDL_user_allocate_free_DEFINED__
3246 #include <inc/win2003/vss.h>
3247 int main(void) { return VSS_CTX_BACKUP; }
3248 EOF
3249   if compile_prog "$vss_win32_include" "" ; then
3250     guest_agent_with_vss="yes"
3251     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3252     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3253   else
3254     if test "$vss_win32_sdk" != "" ; then
3255       echo "ERROR: Please download and install Microsoft VSS SDK:"
3256       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3257       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3258       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3259       echo "ERROR: The headers are extracted in the directory \`inc'."
3260       feature_not_found "VSS support"
3261     fi
3262     guest_agent_with_vss="no"
3263   fi
3264 fi
3265
3266 ##########################################
3267 # lookup Windows platform SDK (if not specified)
3268 # The SDK is needed only to build .tlb (type library) file of guest agent
3269 # VSS provider from the source. It is usually unnecessary because the
3270 # pre-compiled .tlb file is included.
3271
3272 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3273   if test -z "$win_sdk"; then
3274     programfiles="$PROGRAMFILES"
3275     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3276     if test -n "$programfiles"; then
3277       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3278     else
3279       feature_not_found "Windows SDK"
3280     fi
3281   elif test "$win_sdk" = "no"; then
3282     win_sdk=""
3283   fi
3284 fi
3285
3286 ##########################################
3287
3288 ##########################################
3289 # check if we have fdatasync
3290
3291 fdatasync=no
3292 cat > $TMPC << EOF
3293 #include <unistd.h>
3294 int main(void) {
3295 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3296 return fdatasync(0);
3297 #else
3298 #error Not supported
3299 #endif
3300 }
3301 EOF
3302 if compile_prog "" "" ; then
3303     fdatasync=yes
3304 fi
3305
3306 ##########################################
3307 # check if we have madvise
3308
3309 madvise=no
3310 cat > $TMPC << EOF
3311 #include <sys/types.h>
3312 #include <sys/mman.h>
3313 #include <stddef.h>
3314 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3315 EOF
3316 if compile_prog "" "" ; then
3317     madvise=yes
3318 fi
3319
3320 ##########################################
3321 # check if we have posix_madvise
3322
3323 posix_madvise=no
3324 cat > $TMPC << EOF
3325 #include <sys/mman.h>
3326 #include <stddef.h>
3327 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3328 EOF
3329 if compile_prog "" "" ; then
3330     posix_madvise=yes
3331 fi
3332
3333 ##########################################
3334 # check if we have usable SIGEV_THREAD_ID
3335
3336 sigev_thread_id=no
3337 cat > $TMPC << EOF
3338 #include <signal.h>
3339 int main(void) {
3340   struct sigevent ev;
3341   ev.sigev_notify = SIGEV_THREAD_ID;
3342   ev._sigev_un._tid = 0;
3343   asm volatile("" : : "g"(&ev));
3344   return 0;
3345 }
3346 EOF
3347 if compile_prog "" "" ; then
3348     sigev_thread_id=yes
3349 fi
3350
3351 ##########################################
3352 # check if trace backend exists
3353
3354 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3355 if test "$?" -ne 0 ; then
3356   error_exit "invalid trace backend" \
3357       "Please choose a supported trace backend."
3358 fi
3359
3360 ##########################################
3361 # For 'ust' backend, test if ust headers are present
3362 if test "$trace_backend" = "ust"; then
3363   cat > $TMPC << EOF
3364 #include <ust/tracepoint.h>
3365 #include <ust/marker.h>
3366 int main(void) { return 0; }
3367 EOF
3368   if compile_prog "" "" ; then
3369     LIBS="-lust -lurcu-bp $LIBS"
3370     libs_qga="-lust -lurcu-bp $libs_qga"
3371   else
3372     error_exit "Trace backend 'ust' missing libust header files"
3373   fi
3374 fi
3375
3376 ##########################################
3377 # For 'dtrace' backend, test if 'dtrace' command is present
3378 if test "$trace_backend" = "dtrace"; then
3379   if ! has 'dtrace' ; then
3380     error_exit "dtrace command is not found in PATH $PATH"
3381   fi
3382   trace_backend_stap="no"
3383   if has 'stap' ; then
3384     trace_backend_stap="yes"
3385   fi
3386 fi
3387
3388 ##########################################
3389 # check and set a backend for coroutine
3390
3391 # We prefer ucontext, but it's not always possible. The fallback
3392 # is sigcontext. gthread is not selectable except explicitly, because
3393 # it is not functional enough to run QEMU proper. (It is occasionally
3394 # useful for debugging purposes.)  On Windows the only valid backend
3395 # is the Windows-specific one.
3396
3397 ucontext_works=no
3398 if test "$darwin" != "yes"; then
3399   cat > $TMPC << EOF
3400 #include <ucontext.h>
3401 #ifdef __stub_makecontext
3402 #error Ignoring glibc stub makecontext which will always fail
3403 #endif
3404 int main(void) { makecontext(0, 0, 0); return 0; }
3405 EOF
3406   if compile_prog "" "" ; then
3407     ucontext_works=yes
3408   fi
3409 fi
3410
3411 if test "$coroutine" = ""; then
3412   if test "$mingw32" = "yes"; then
3413     coroutine=win32
3414   elif test "$ucontext_works" = "yes"; then
3415     coroutine=ucontext
3416   else
3417     coroutine=sigaltstack
3418   fi
3419 else
3420   case $coroutine in
3421   windows)
3422     if test "$mingw32" != "yes"; then
3423       error_exit "'windows' coroutine backend only valid for Windows"
3424     fi
3425     # Unfortunately the user visible backend name doesn't match the
3426     # coroutine-*.c filename for this case, so we have to adjust it here.
3427     coroutine=win32
3428     ;;
3429   ucontext)
3430     if test "$ucontext_works" != "yes"; then
3431       feature_not_found "ucontext"
3432     fi
3433     ;;
3434   gthread|sigaltstack)
3435     if test "$mingw32" = "yes"; then
3436       error_exit "only the 'windows' coroutine backend is valid for Windows"
3437     fi
3438     ;;
3439   *)
3440     error_exit "unknown coroutine backend $coroutine"
3441     ;;
3442   esac
3443 fi
3444
3445 if test "$coroutine_pool" = ""; then
3446   if test "$coroutine" = "gthread"; then
3447     coroutine_pool=no
3448   else
3449     coroutine_pool=yes
3450   fi
3451 fi
3452 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3453   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3454 fi
3455
3456 ##########################################
3457 # check if we have open_by_handle_at
3458
3459 open_by_handle_at=no
3460 cat > $TMPC << EOF
3461 #include <fcntl.h>
3462 #if !defined(AT_EMPTY_PATH)
3463 # error missing definition
3464 #else
3465 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3466 #endif
3467 EOF
3468 if compile_prog "" "" ; then
3469     open_by_handle_at=yes
3470 fi
3471
3472 ########################################
3473 # check if we have linux/magic.h
3474
3475 linux_magic_h=no
3476 cat > $TMPC << EOF
3477 #include <linux/magic.h>
3478 int main(void) {
3479   return 0;
3480 }
3481 EOF
3482 if compile_prog "" "" ; then
3483     linux_magic_h=yes
3484 fi
3485
3486 ########################################
3487 # check whether we can disable warning option with a pragma (this is needed
3488 # to silence warnings in the headers of some versions of external libraries).
3489 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3490 # only a warning.
3491 #
3492 # If we can't selectively disable warning in the code, disable -Werror so that
3493 # the build doesn't fail anyway.
3494
3495 pragma_disable_unused_but_set=no
3496 cat > $TMPC << EOF
3497 #pragma GCC diagnostic push
3498 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3499 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3500 #pragma GCC diagnostic pop
3501
3502 int main(void) {
3503     return 0;
3504 }
3505 EOF
3506 if compile_prog "-Werror" "" ; then
3507     pragma_diagnostic_available=yes
3508 else
3509     werror=no
3510 fi
3511
3512 ########################################
3513 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3514
3515 valgrind_h=no
3516 cat > $TMPC << EOF
3517 #include <valgrind/valgrind.h>
3518 #include <valgrind/memcheck.h>
3519 int main(void) {
3520   return 0;
3521 }
3522 EOF
3523 if compile_prog "" "" ; then
3524     valgrind_h=yes
3525 fi
3526
3527 ########################################
3528 # check if environ is declared
3529
3530 has_environ=no
3531 cat > $TMPC << EOF
3532 #include <unistd.h>
3533 int main(void) {
3534     environ = 0;
3535     return 0;
3536 }
3537 EOF
3538 if compile_prog "" "" ; then
3539     has_environ=yes
3540 fi
3541
3542 ########################################
3543 # check if cpuid.h is usable.
3544
3545 cpuid_h=no
3546 cat > $TMPC << EOF
3547 #include <cpuid.h>
3548 int main(void) {
3549   return 0;
3550 }
3551 EOF
3552 if compile_prog "" "" ; then
3553     cpuid_h=yes
3554 fi
3555
3556 ########################################
3557 # check if __[u]int128_t is usable.
3558
3559 int128=no
3560 cat > $TMPC << EOF
3561 __int128_t a;
3562 __uint128_t b;
3563 int main (void) {
3564   a = a + b;
3565   b = a * b;
3566   a = a * a;
3567   return 0;
3568 }
3569 EOF
3570 if compile_prog "" "" ; then
3571     int128=yes
3572 fi
3573
3574 ########################################
3575 # check if getauxval is available.
3576
3577 getauxval=no
3578 cat > $TMPC << EOF
3579 #include <sys/auxv.h>
3580 int main(void) {
3581   return getauxval(AT_HWCAP) == 0;
3582 }
3583 EOF
3584 if compile_prog "" "" ; then
3585     getauxval=yes
3586 fi
3587
3588 ##########################################
3589 # End of CC checks
3590 # After here, no more $cc or $ld runs
3591
3592 if test "$gcov" = "yes" ; then
3593   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3594   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3595 elif test "$debug" = "no" ; then
3596   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3597 fi
3598
3599
3600 # Disable zero malloc errors for official releases unless explicitly told to
3601 # enable/disable
3602 if test -z "$zero_malloc" ; then
3603     if test "$z_version" = "50" ; then
3604         zero_malloc="no"
3605     else
3606         zero_malloc="yes"
3607     fi
3608 fi
3609
3610 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3611 if test "$werror" = "yes"; then
3612     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3613 fi
3614
3615 if test "$solaris" = "no" ; then
3616     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3617         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3618     fi
3619 fi
3620
3621 # test if pod2man has --utf8 option
3622 if pod2man --help | grep -q utf8; then
3623     POD2MAN="pod2man --utf8"
3624 else
3625     POD2MAN="pod2man"
3626 fi
3627
3628 # Use ASLR, no-SEH and DEP if available
3629 if test "$mingw32" = "yes" ; then
3630     for flag in --dynamicbase --no-seh --nxcompat; do
3631         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3632             LDFLAGS="-Wl,$flag $LDFLAGS"
3633         fi
3634     done
3635 fi
3636
3637 qemu_confdir=$sysconfdir$confsuffix
3638 qemu_datadir=$datadir$confsuffix
3639 qemu_localedir="$datadir/locale"
3640
3641 tools=""
3642 if test "$want_tools" = "yes" ; then
3643   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3644   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3645     tools="qemu-nbd\$(EXESUF) $tools"
3646   fi
3647 fi
3648 if test "$softmmu" = yes ; then
3649   if test "$virtfs" != no ; then
3650     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3651       virtfs=yes
3652       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3653     else
3654       if test "$virtfs" = yes; then
3655         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3656       fi
3657       virtfs=no
3658     fi
3659   fi
3660 fi
3661 if [ "$guest_agent" != "no" ]; then
3662   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3663       tools="qemu-ga\$(EXESUF) $tools"
3664       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3665         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3666       fi
3667       guest_agent=yes
3668   elif [ "$guest_agent" != yes ]; then
3669       guest_agent=no
3670   else
3671       error_exit "Guest agent is not supported on this platform"
3672   fi
3673 fi
3674
3675 # Mac OS X ships with a broken assembler
3676 roms=
3677 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3678         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3679         "$softmmu" = yes ; then
3680   roms="optionrom"
3681 fi
3682 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3683   roms="$roms spapr-rtas"
3684 fi
3685
3686 if test "$cpu" = "s390x" ; then
3687   roms="$roms s390-ccw"
3688 fi
3689
3690 # Probe for the need for relocating the user-only binary.
3691 if test "$pie" = "no" ; then
3692   textseg_addr=
3693   case "$cpu" in
3694     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3695       textseg_addr=0x60000000
3696       ;;
3697     mips)
3698       textseg_addr=0x400000
3699       ;;
3700   esac
3701   if [ -n "$textseg_addr" ]; then
3702     cat > $TMPC <<EOF
3703     int main(void) { return 0; }
3704 EOF
3705     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3706     if ! compile_prog "" "$textseg_ldflags"; then
3707       # In case ld does not support -Ttext-segment, edit the default linker
3708       # script via sed to set the .text start addr.  This is needed on FreeBSD
3709       # at least.
3710       $ld --verbose | sed \
3711         -e '1,/==================================================/d' \
3712         -e '/==================================================/,$d' \
3713         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3714         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3715       textseg_ldflags="-Wl,-T../config-host.ld"
3716     fi
3717   fi
3718 fi
3719
3720 # add pixman flags after all config tests are done
3721 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3722 libs_softmmu="$libs_softmmu $pixman_libs"
3723
3724 echo "Install prefix    $prefix"
3725 echo "BIOS directory    `eval echo $qemu_datadir`"
3726 echo "binary directory  `eval echo $bindir`"
3727 echo "library directory `eval echo $libdir`"
3728 echo "libexec directory `eval echo $libexecdir`"
3729 echo "include directory `eval echo $includedir`"
3730 echo "config directory  `eval echo $sysconfdir`"
3731 if test "$mingw32" = "no" ; then
3732 echo "local state directory   `eval echo $local_statedir`"
3733 echo "Manual directory  `eval echo $mandir`"
3734 echo "ELF interp prefix $interp_prefix"
3735 else
3736 echo "local state directory   queried at runtime"
3737 echo "Windows SDK       $win_sdk"
3738 fi
3739 echo "Source path       $source_path"
3740 echo "C compiler        $cc"
3741 echo "Host C compiler   $host_cc"
3742 echo "C++ compiler      $cxx"
3743 echo "Objective-C compiler $objcc"
3744 echo "ARFLAGS           $ARFLAGS"
3745 echo "CFLAGS            $CFLAGS"
3746 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3747 echo "LDFLAGS           $LDFLAGS"
3748 echo "make              $make"
3749 echo "install           $install"
3750 echo "python            $python"
3751 if test "$slirp" = "yes" ; then
3752     echo "smbd              $smbd"
3753 fi
3754 echo "host CPU          $cpu"
3755 echo "host big endian   $bigendian"
3756 echo "target list       $target_list"
3757 echo "tcg debug enabled $debug_tcg"
3758 echo "gprof enabled     $gprof"
3759 echo "sparse enabled    $sparse"
3760 echo "strip binaries    $strip_opt"
3761 echo "profiler          $profiler"
3762 echo "static build      $static"
3763 echo "-Werror enabled   $werror"
3764 if test "$darwin" = "yes" ; then
3765     echo "Cocoa support     $cocoa"
3766 fi
3767 echo "pixman            $pixman"
3768 echo "SDL support       $sdl"
3769 echo "GTK support       $gtk"
3770 echo "curses support    $curses"
3771 echo "curl support      $curl"
3772 echo "mingw32 support   $mingw32"
3773 echo "Audio drivers     $audio_drv_list"
3774 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3775 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3776 echo "VirtFS support    $virtfs"
3777 echo "VNC support       $vnc"
3778 if test "$vnc" = "yes" ; then
3779     echo "VNC TLS support   $vnc_tls"
3780     echo "VNC SASL support  $vnc_sasl"
3781     echo "VNC JPEG support  $vnc_jpeg"
3782     echo "VNC PNG support   $vnc_png"
3783     echo "VNC WS support    $vnc_ws"
3784 fi
3785 if test -n "$sparc_cpu"; then
3786     echo "Target Sparc Arch $sparc_cpu"
3787 fi
3788 echo "xen support       $xen"
3789 echo "brlapi support    $brlapi"
3790 echo "bluez  support    $bluez"
3791 echo "Documentation     $docs"
3792 [ ! -z "$uname_release" ] && \
3793 echo "uname -r          $uname_release"
3794 echo "GUEST_BASE        $guest_base"
3795 echo "PIE               $pie"
3796 echo "vde support       $vde"
3797 echo "netmap support    $netmap"
3798 echo "Linux AIO support $linux_aio"
3799 echo "ATTR/XATTR support $attr"
3800 echo "Install blobs     $blobs"
3801 echo "KVM support       $kvm"
3802 echo "RDMA support      $rdma"
3803 echo "TCG interpreter   $tcg_interpreter"
3804 echo "fdt support       $fdt"
3805 echo "preadv support    $preadv"
3806 echo "fdatasync         $fdatasync"
3807 echo "madvise           $madvise"
3808 echo "posix_madvise     $posix_madvise"
3809 echo "sigev_thread_id   $sigev_thread_id"
3810 echo "uuid support      $uuid"
3811 echo "libcap-ng support $cap_ng"
3812 echo "vhost-net support $vhost_net"
3813 echo "vhost-scsi support $vhost_scsi"
3814 echo "Trace backend     $trace_backend"
3815 echo "Trace output file $trace_file-<pid>"
3816 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3817 echo "rbd support       $rbd"
3818 echo "xfsctl support    $xfs"
3819 echo "nss used          $smartcard_nss"
3820 echo "libusb            $libusb"
3821 echo "usb net redir     $usb_redir"
3822 echo "GLX support       $glx"
3823 if test "$libiscsi_version" = "1.4.0"; then
3824 echo "libiscsi support  $libiscsi (1.4.0)"
3825 else
3826 echo "libiscsi support  $libiscsi"
3827 fi
3828 echo "build guest agent $guest_agent"
3829 echo "QGA VSS support   $guest_agent_with_vss"
3830 echo "seccomp support   $seccomp"
3831 echo "coroutine backend $coroutine"
3832 echo "coroutine pool    $coroutine_pool"
3833 echo "GlusterFS support $glusterfs"
3834 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3835 echo "gcov              $gcov_tool"
3836 echo "gcov enabled      $gcov"
3837 echo "TPM support       $tpm"
3838 echo "libssh2 support   $libssh2"
3839 echo "TPM passthrough   $tpm_passthrough"
3840 echo "QOM debugging     $qom_cast_debug"
3841 echo "vhdx              $vhdx"
3842
3843 if test "$sdl_too_old" = "yes"; then
3844 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3845 fi
3846
3847 config_host_mak="config-host.mak"
3848
3849 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3850
3851 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3852 echo >> $config_host_mak
3853
3854 echo all: >> $config_host_mak
3855 echo "prefix=$prefix" >> $config_host_mak
3856 echo "bindir=$bindir" >> $config_host_mak
3857 echo "libdir=$libdir" >> $config_host_mak
3858 echo "libexecdir=$libexecdir" >> $config_host_mak
3859 echo "includedir=$includedir" >> $config_host_mak
3860 echo "mandir=$mandir" >> $config_host_mak
3861 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3862 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3863 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3864 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3865 if test "$mingw32" = "no" ; then
3866   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3867 fi
3868 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3869 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3870 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3871 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3872 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3873
3874 echo "ARCH=$ARCH" >> $config_host_mak
3875
3876 if test "$debug_tcg" = "yes" ; then
3877   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3878 fi
3879 if test "$strip_opt" = "yes" ; then
3880   echo "STRIP=${strip}" >> $config_host_mak
3881 fi
3882 if test "$bigendian" = "yes" ; then
3883   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3884 fi
3885 if test "$mingw32" = "yes" ; then
3886   echo "CONFIG_WIN32=y" >> $config_host_mak
3887   rc_version=`cat $source_path/VERSION`
3888   version_major=${rc_version%%.*}
3889   rc_version=${rc_version#*.}
3890   version_minor=${rc_version%%.*}
3891   rc_version=${rc_version#*.}
3892   version_subminor=${rc_version%%.*}
3893   version_micro=0
3894   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3895   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3896   if test "$guest_agent_with_vss" = "yes" ; then
3897     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3898     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3899   fi
3900 else
3901   echo "CONFIG_POSIX=y" >> $config_host_mak
3902 fi
3903
3904 if test "$linux" = "yes" ; then
3905   echo "CONFIG_LINUX=y" >> $config_host_mak
3906 fi
3907
3908 if test "$darwin" = "yes" ; then
3909   echo "CONFIG_DARWIN=y" >> $config_host_mak
3910 fi
3911
3912 if test "$aix" = "yes" ; then
3913   echo "CONFIG_AIX=y" >> $config_host_mak
3914 fi
3915
3916 if test "$solaris" = "yes" ; then
3917   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3918   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3919   if test "$needs_libsunmath" = "yes" ; then
3920     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3921   fi
3922 fi
3923 if test "$haiku" = "yes" ; then
3924   echo "CONFIG_HAIKU=y" >> $config_host_mak
3925 fi
3926 if test "$static" = "yes" ; then
3927   echo "CONFIG_STATIC=y" >> $config_host_mak
3928 fi
3929 if test "$profiler" = "yes" ; then
3930   echo "CONFIG_PROFILER=y" >> $config_host_mak
3931 fi
3932 if test "$slirp" = "yes" ; then
3933   echo "CONFIG_SLIRP=y" >> $config_host_mak
3934   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3935 fi
3936 if test "$vde" = "yes" ; then
3937   echo "CONFIG_VDE=y" >> $config_host_mak
3938 fi
3939 if test "$netmap" = "yes" ; then
3940   echo "CONFIG_NETMAP=y" >> $config_host_mak
3941 fi
3942 if test "$cap_ng" = "yes" ; then
3943   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3944 fi
3945 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3946 for drv in $audio_drv_list; do
3947     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3948     echo "$def=y" >> $config_host_mak
3949     if test "$drv" = "fmod"; then
3950         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3951     fi
3952 done
3953 if test "$audio_pt_int" = "yes" ; then
3954   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3955 fi
3956 if test "$audio_win_int" = "yes" ; then
3957   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3958 fi
3959 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3960 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3961 if test "$vnc" = "yes" ; then
3962   echo "CONFIG_VNC=y" >> $config_host_mak
3963 fi
3964 if test "$vnc_tls" = "yes" ; then
3965   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3966 fi
3967 if test "$vnc_sasl" = "yes" ; then
3968   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3969 fi
3970 if test "$vnc_jpeg" = "yes" ; then
3971   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3972 fi
3973 if test "$vnc_png" = "yes" ; then
3974   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3975 fi
3976 if test "$vnc_ws" = "yes" ; then
3977   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3978   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3979 fi
3980 if test "$fnmatch" = "yes" ; then
3981   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3982 fi
3983 if test "$uuid" = "yes" ; then
3984   echo "CONFIG_UUID=y" >> $config_host_mak
3985 fi
3986 if test "$xfs" = "yes" ; then
3987   echo "CONFIG_XFS=y" >> $config_host_mak
3988 fi
3989 qemu_version=`head $source_path/VERSION`
3990 echo "VERSION=$qemu_version" >>$config_host_mak
3991 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3992 echo "SRC_PATH=$source_path" >> $config_host_mak
3993 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3994 if [ "$docs" = "yes" ] ; then
3995   echo "BUILD_DOCS=yes" >> $config_host_mak
3996 fi
3997 if test "$sdl" = "yes" ; then
3998   echo "CONFIG_SDL=y" >> $config_host_mak
3999   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4000 fi
4001 if test "$cocoa" = "yes" ; then
4002   echo "CONFIG_COCOA=y" >> $config_host_mak
4003 fi
4004 if test "$curses" = "yes" ; then
4005   echo "CONFIG_CURSES=y" >> $config_host_mak
4006 fi
4007 if test "$utimens" = "yes" ; then
4008   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4009 fi
4010 if test "$pipe2" = "yes" ; then
4011   echo "CONFIG_PIPE2=y" >> $config_host_mak
4012 fi
4013 if test "$accept4" = "yes" ; then
4014   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4015 fi
4016 if test "$splice" = "yes" ; then
4017   echo "CONFIG_SPLICE=y" >> $config_host_mak
4018 fi
4019 if test "$eventfd" = "yes" ; then
4020   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4021 fi
4022 if test "$fallocate" = "yes" ; then
4023   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4024 fi
4025 if test "$fallocate_punch_hole" = "yes" ; then
4026   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4027 fi
4028 if test "$sync_file_range" = "yes" ; then
4029   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4030 fi
4031 if test "$fiemap" = "yes" ; then
4032   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4033 fi
4034 if test "$dup3" = "yes" ; then
4035   echo "CONFIG_DUP3=y" >> $config_host_mak
4036 fi
4037 if test "$ppoll" = "yes" ; then
4038   echo "CONFIG_PPOLL=y" >> $config_host_mak
4039 fi
4040 if test "$prctl_pr_set_timerslack" = "yes" ; then
4041   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4042 fi
4043 if test "$epoll" = "yes" ; then
4044   echo "CONFIG_EPOLL=y" >> $config_host_mak
4045 fi
4046 if test "$epoll_create1" = "yes" ; then
4047   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4048 fi
4049 if test "$epoll_pwait" = "yes" ; then
4050   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4051 fi
4052 if test "$sendfile" = "yes" ; then
4053   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4054 fi
4055 if test "$inotify" = "yes" ; then
4056   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4057 fi
4058 if test "$inotify1" = "yes" ; then
4059   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4060 fi
4061 if test "$byteswap_h" = "yes" ; then
4062   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4063 fi
4064 if test "$bswap_h" = "yes" ; then
4065   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4066 fi
4067 if test "$curl" = "yes" ; then
4068   echo "CONFIG_CURL=y" >> $config_host_mak
4069   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4070 fi
4071 if test "$brlapi" = "yes" ; then
4072   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4073 fi
4074 if test "$bluez" = "yes" ; then
4075   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4076   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4077 fi
4078 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4079 if test "$gtk" = "yes" ; then
4080   echo "CONFIG_GTK=y" >> $config_host_mak
4081   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4082   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4083 fi
4084 if test "$xen" = "yes" ; then
4085   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4086   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4087 fi
4088 if test "$linux_aio" = "yes" ; then
4089   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4090 fi
4091 if test "$attr" = "yes" ; then
4092   echo "CONFIG_ATTR=y" >> $config_host_mak
4093 fi
4094 if test "$libattr" = "yes" ; then
4095   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4096 fi
4097 if test "$virtfs" = "yes" ; then
4098   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4099 fi
4100 if test "$vhost_scsi" = "yes" ; then
4101   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4102 fi
4103 if test "$blobs" = "yes" ; then
4104   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4105 fi
4106 if test "$iovec" = "yes" ; then
4107   echo "CONFIG_IOVEC=y" >> $config_host_mak
4108 fi
4109 if test "$preadv" = "yes" ; then
4110   echo "CONFIG_PREADV=y" >> $config_host_mak
4111 fi
4112 if test "$fdt" = "yes" ; then
4113   echo "CONFIG_FDT=y" >> $config_host_mak
4114 fi
4115 if test "$signalfd" = "yes" ; then
4116   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4117 fi
4118 if test "$tcg_interpreter" = "yes" ; then
4119   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4120 fi
4121 if test "$fdatasync" = "yes" ; then
4122   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4123 fi
4124 if test "$madvise" = "yes" ; then
4125   echo "CONFIG_MADVISE=y" >> $config_host_mak
4126 fi
4127 if test "$posix_madvise" = "yes" ; then
4128   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4129 fi
4130 if test "$sigev_thread_id" = "yes" ; then
4131   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4132 fi
4133
4134 if test "$spice" = "yes" ; then
4135   echo "CONFIG_SPICE=y" >> $config_host_mak
4136 fi
4137
4138 if test "$smartcard_nss" = "yes" ; then
4139   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4140   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4141   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4142 fi
4143
4144 if test "$libusb" = "yes" ; then
4145   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4146 fi
4147
4148 if test "$usb_redir" = "yes" ; then
4149   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4150 fi
4151
4152 if test "$glx" = "yes" ; then
4153   echo "CONFIG_GLX=y" >> $config_host_mak
4154   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4155 fi
4156
4157 if test "$libiscsi" = "yes" ; then
4158   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4159   if test "$libiscsi_version" = "1.4.0"; then
4160     echo "CONFIG_LIBISCSI_1_4=y" >> $config_host_mak
4161   fi
4162 fi
4163
4164 if test "$seccomp" = "yes"; then
4165   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4166 fi
4167
4168 # XXX: suppress that
4169 if [ "$bsd" = "yes" ] ; then
4170   echo "CONFIG_BSD=y" >> $config_host_mak
4171 fi
4172
4173 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4174
4175 if test "$zero_malloc" = "yes" ; then
4176   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4177 fi
4178 if test "$qom_cast_debug" = "yes" ; then
4179   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4180 fi
4181 if test "$rbd" = "yes" ; then
4182   echo "CONFIG_RBD=y" >> $config_host_mak
4183 fi
4184
4185 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4186 if test "$coroutine_pool" = "yes" ; then
4187   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4188 else
4189   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4190 fi
4191
4192 if test "$open_by_handle_at" = "yes" ; then
4193   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4194 fi
4195
4196 if test "$linux_magic_h" = "yes" ; then
4197   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4198 fi
4199
4200 if test "$pragma_diagnostic_available" = "yes" ; then
4201   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4202 fi
4203
4204 if test "$valgrind_h" = "yes" ; then
4205   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4206 fi
4207
4208 if test "$has_environ" = "yes" ; then
4209   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4210 fi
4211
4212 if test "$cpuid_h" = "yes" ; then
4213   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4214 fi
4215
4216 if test "$int128" = "yes" ; then
4217   echo "CONFIG_INT128=y" >> $config_host_mak
4218 fi
4219
4220 if test "$getauxval" = "yes" ; then
4221   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4222 fi
4223
4224 if test "$glusterfs" = "yes" ; then
4225   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4226 fi
4227
4228 if test "$glusterfs_discard" = "yes" ; then
4229   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4230 fi
4231
4232 if test "$libssh2" = "yes" ; then
4233   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4234 fi
4235
4236 if test "$virtio_blk_data_plane" = "yes" ; then
4237   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4238 fi
4239
4240 if test "$vhdx" = "yes" ; then
4241   echo "CONFIG_VHDX=y" >> $config_host_mak
4242 fi
4243
4244 # USB host support
4245 if test "$libusb" = "yes"; then
4246   echo "HOST_USB=libusb legacy" >> $config_host_mak
4247 else
4248   echo "HOST_USB=stub" >> $config_host_mak
4249 fi
4250
4251 # TPM passthrough support?
4252 if test "$tpm" = "yes"; then
4253   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4254   if test "$tpm_passthrough" = "yes"; then
4255     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4256   fi
4257 fi
4258
4259 # use default implementation for tracing backend-specific routines
4260 trace_default=yes
4261 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4262 if test "$trace_backend" = "nop"; then
4263   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4264 fi
4265 if test "$trace_backend" = "simple"; then
4266   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4267   trace_default=no
4268   # Set the appropriate trace file.
4269   trace_file="\"$trace_file-\" FMT_pid"
4270 fi
4271 if test "$trace_backend" = "stderr"; then
4272   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4273   trace_default=no
4274 fi
4275 if test "$trace_backend" = "ust"; then
4276   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4277 fi
4278 if test "$trace_backend" = "dtrace"; then
4279   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4280   if test "$trace_backend_stap" = "yes" ; then
4281     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4282   fi
4283 fi
4284 if test "$trace_backend" = "ftrace"; then
4285   if test "$linux" = "yes" ; then
4286     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4287     trace_default=no
4288   else
4289     feature_not_found "ftrace(trace backend)"
4290   fi
4291 fi
4292 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4293 if test "$trace_default" = "yes"; then
4294   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4295 fi
4296
4297 if test "$rdma" = "yes" ; then
4298   echo "CONFIG_RDMA=y" >> $config_host_mak
4299 fi
4300
4301 if test "$tcg_interpreter" = "yes"; then
4302   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4303 elif test "$ARCH" = "sparc64" ; then
4304   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4305 elif test "$ARCH" = "s390x" ; then
4306   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4307 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4308   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4309 else
4310   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4311 fi
4312 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4313
4314 echo "TOOLS=$tools" >> $config_host_mak
4315 echo "ROMS=$roms" >> $config_host_mak
4316 echo "MAKE=$make" >> $config_host_mak
4317 echo "INSTALL=$install" >> $config_host_mak
4318 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4319 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4320 if test -n "$libtool"; then
4321   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4322   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4323 else
4324   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4325   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4326 fi
4327 echo "PYTHON=$python" >> $config_host_mak
4328 echo "CC=$cc" >> $config_host_mak
4329 if $iasl -h > /dev/null 2>&1; then
4330   echo "IASL=$iasl" >> $config_host_mak
4331 fi
4332 echo "CC_I386=$cc_i386" >> $config_host_mak
4333 echo "HOST_CC=$host_cc" >> $config_host_mak
4334 echo "CXX=$cxx" >> $config_host_mak
4335 echo "OBJCC=$objcc" >> $config_host_mak
4336 echo "AR=$ar" >> $config_host_mak
4337 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4338 echo "AS=$as" >> $config_host_mak
4339 echo "CPP=$cpp" >> $config_host_mak
4340 echo "OBJCOPY=$objcopy" >> $config_host_mak
4341 echo "LD=$ld" >> $config_host_mak
4342 echo "WINDRES=$windres" >> $config_host_mak
4343 echo "LIBTOOL=$libtool" >> $config_host_mak
4344 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4345 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4346 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4347 if test "$sparse" = "yes" ; then
4348   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4349   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4350   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4351 fi
4352 if test "$cross_prefix" != ""; then
4353   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4354 else
4355   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4356 fi
4357 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4358 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4359 echo "LIBS+=$LIBS" >> $config_host_mak
4360 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4361 echo "EXESUF=$EXESUF" >> $config_host_mak
4362 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4363 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4364 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4365 if test "$gcov" = "yes" ; then
4366   echo "CONFIG_GCOV=y" >> $config_host_mak
4367   echo "GCOV=$gcov_tool" >> $config_host_mak
4368 fi
4369
4370 # use included Linux headers
4371 if test "$linux" = "yes" ; then
4372   mkdir -p linux-headers
4373   case "$cpu" in
4374   i386|x86_64|x32)
4375     linux_arch=x86
4376     ;;
4377   ppcemb|ppc|ppc64)
4378     linux_arch=powerpc
4379     ;;
4380   s390x)
4381     linux_arch=s390
4382     ;;
4383   aarch64)
4384     linux_arch=arm64
4385     ;;
4386   *)
4387     # For most CPUs the kernel architecture name and QEMU CPU name match.
4388     linux_arch="$cpu"
4389     ;;
4390   esac
4391     # For non-KVM architectures we will not have asm headers
4392     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4393       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4394     fi
4395 fi
4396
4397 for target in $target_list; do
4398 target_dir="$target"
4399 config_target_mak=$target_dir/config-target.mak
4400 target_name=`echo $target | cut -d '-' -f 1`
4401 target_bigendian="no"
4402
4403 case "$target_name" in
4404   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4405   target_bigendian=yes
4406   ;;
4407 esac
4408 target_softmmu="no"
4409 target_user_only="no"
4410 target_linux_user="no"
4411 target_bsd_user="no"
4412 case "$target" in
4413   ${target_name}-softmmu)
4414     target_softmmu="yes"
4415     ;;
4416   ${target_name}-linux-user)
4417     if test "$linux" != "yes" ; then
4418       error_exit "Target '$target' is only available on a Linux host"
4419     fi
4420     target_user_only="yes"
4421     target_linux_user="yes"
4422     ;;
4423   ${target_name}-bsd-user)
4424     if test "$bsd" != "yes" ; then
4425       error_exit "Target '$target' is only available on a BSD host"
4426     fi
4427     target_user_only="yes"
4428     target_bsd_user="yes"
4429     ;;
4430   *)
4431     error_exit "Target '$target' not recognised"
4432     exit 1
4433     ;;
4434 esac
4435
4436 mkdir -p $target_dir
4437 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4438
4439 bflt="no"
4440 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4441 gdb_xml_files=""
4442
4443 TARGET_ARCH="$target_name"
4444 TARGET_BASE_ARCH=""
4445 TARGET_ABI_DIR=""
4446
4447 case "$target_name" in
4448   i386)
4449   ;;
4450   x86_64)
4451     TARGET_BASE_ARCH=i386
4452   ;;
4453   alpha)
4454   ;;
4455   arm|armeb)
4456     TARGET_ARCH=arm
4457     bflt="yes"
4458     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4459   ;;
4460   aarch64)
4461     TARGET_BASE_ARCH=arm
4462     bflt="yes"
4463     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml"
4464   ;;
4465   cris)
4466   ;;
4467   lm32)
4468   ;;
4469   m68k)
4470     bflt="yes"
4471     gdb_xml_files="cf-core.xml cf-fp.xml"
4472   ;;
4473   microblaze|microblazeel)
4474     TARGET_ARCH=microblaze
4475     bflt="yes"
4476   ;;
4477   mips|mipsel)
4478     TARGET_ARCH=mips
4479     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4480   ;;
4481   mipsn32|mipsn32el)
4482     TARGET_ARCH=mips64
4483     TARGET_BASE_ARCH=mips
4484     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4485     echo "TARGET_ABI32=y" >> $config_target_mak
4486   ;;
4487   mips64|mips64el)
4488     TARGET_ARCH=mips64
4489     TARGET_BASE_ARCH=mips
4490     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4491   ;;
4492   moxie)
4493   ;;
4494   or32)
4495     TARGET_ARCH=openrisc
4496     TARGET_BASE_ARCH=openrisc
4497   ;;
4498   ppc)
4499     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4500   ;;
4501   ppcemb)
4502     TARGET_BASE_ARCH=ppc
4503     TARGET_ABI_DIR=ppc
4504     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4505   ;;
4506   ppc64)
4507     TARGET_BASE_ARCH=ppc
4508     TARGET_ABI_DIR=ppc
4509     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4510   ;;
4511   ppc64abi32)
4512     TARGET_ARCH=ppc64
4513     TARGET_BASE_ARCH=ppc
4514     TARGET_ABI_DIR=ppc
4515     echo "TARGET_ABI32=y" >> $config_target_mak
4516     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4517   ;;
4518   sh4|sh4eb)
4519     TARGET_ARCH=sh4
4520     bflt="yes"
4521   ;;
4522   sparc)
4523   ;;
4524   sparc64)
4525     TARGET_BASE_ARCH=sparc
4526   ;;
4527   sparc32plus)
4528     TARGET_ARCH=sparc64
4529     TARGET_BASE_ARCH=sparc
4530     TARGET_ABI_DIR=sparc
4531     echo "TARGET_ABI32=y" >> $config_target_mak
4532   ;;
4533   s390x)
4534   ;;
4535   unicore32)
4536   ;;
4537   xtensa|xtensaeb)
4538     TARGET_ARCH=xtensa
4539   ;;
4540   *)
4541     error_exit "Unsupported target CPU"
4542   ;;
4543 esac
4544 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4545 if [ "$TARGET_BASE_ARCH" = "" ]; then
4546   TARGET_BASE_ARCH=$TARGET_ARCH
4547 fi
4548
4549 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4550
4551 upper() {
4552     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4553 }
4554
4555 target_arch_name="`upper $TARGET_ARCH`"
4556 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4557 echo "TARGET_NAME=$target_name" >> $config_target_mak
4558 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4559 if [ "$TARGET_ABI_DIR" = "" ]; then
4560   TARGET_ABI_DIR=$TARGET_ARCH
4561 fi
4562 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4563 case "$target_name" in
4564   i386|x86_64)
4565     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4566       echo "CONFIG_XEN=y" >> $config_target_mak
4567       if test "$xen_pci_passthrough" = yes; then
4568         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4569       fi
4570     fi
4571     ;;
4572   *)
4573 esac
4574 case "$target_name" in
4575   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4576     # Make sure the target and host cpus are compatible
4577     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4578       \( "$target_name" = "$cpu" -o \
4579       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4580       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4581       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4582       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4583       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4584       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4585       echo "CONFIG_KVM=y" >> $config_target_mak
4586       if test "$vhost_net" = "yes" ; then
4587         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4588       fi
4589     fi
4590 esac
4591 if test "$target_bigendian" = "yes" ; then
4592   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4593 fi
4594 if test "$target_softmmu" = "yes" ; then
4595   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4596 fi
4597 if test "$target_user_only" = "yes" ; then
4598   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4599   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4600 fi
4601 if test "$target_linux_user" = "yes" ; then
4602   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4603 fi
4604 list=""
4605 if test ! -z "$gdb_xml_files" ; then
4606   for x in $gdb_xml_files; do
4607     list="$list $source_path/gdb-xml/$x"
4608   done
4609   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4610 fi
4611
4612 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4613   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4614 fi
4615 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4616   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4617 fi
4618 if test "$target_bsd_user" = "yes" ; then
4619   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4620 fi
4621
4622 # generate QEMU_CFLAGS/LDFLAGS for targets
4623
4624 cflags=""
4625 ldflags=""
4626
4627 for i in $ARCH $TARGET_BASE_ARCH ; do
4628   case "$i" in
4629   alpha)
4630     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4631     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4632   ;;
4633   arm)
4634     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4635     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4636   ;;
4637   cris)
4638     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4639     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4640   ;;
4641   hppa)
4642     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4643     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4644   ;;
4645   i386|x86_64|x32)
4646     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4647     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4648   ;;
4649   ia64*)
4650     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4651     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4652   ;;
4653   lm32)
4654     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4655     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4656   ;;
4657   m68k)
4658     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4659     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4660   ;;
4661   microblaze*)
4662     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4663     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4664   ;;
4665   mips*)
4666     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4667     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4668   ;;
4669   moxie*)
4670     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4671     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4672   ;;
4673   or32)
4674     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4675     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4676   ;;
4677   ppc*)
4678     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4679     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4680   ;;
4681   s390*)
4682     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4683     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4684   ;;
4685   sh4)
4686     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4687     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4688   ;;
4689   sparc*)
4690     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4691     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4692   ;;
4693   xtensa*)
4694     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4695     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4696   ;;
4697   esac
4698 done
4699 if test "$tcg_interpreter" = "yes" ; then
4700   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4701   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4702 fi
4703
4704 case "$ARCH" in
4705 alpha)
4706   # Ensure there's only a single GP
4707   cflags="-msmall-data $cflags"
4708 ;;
4709 esac
4710
4711 if test "$gprof" = "yes" ; then
4712   echo "TARGET_GPROF=yes" >> $config_target_mak
4713   if test "$target_linux_user" = "yes" ; then
4714     cflags="-p $cflags"
4715     ldflags="-p $ldflags"
4716   fi
4717   if test "$target_softmmu" = "yes" ; then
4718     ldflags="-p $ldflags"
4719     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4720   fi
4721 fi
4722
4723 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4724   ldflags="$ldflags $textseg_ldflags"
4725 fi
4726
4727 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4728 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4729
4730 done # for target in $targets
4731
4732 if [ "$pixman" = "internal" ]; then
4733   echo "config-host.h: subdir-pixman" >> $config_host_mak
4734 fi
4735
4736 if test "$rdma" = "yes" ; then
4737 echo "CONFIG_RDMA=y" >> $config_host_mak
4738 fi
4739
4740 if [ "$dtc_internal" = "yes" ]; then
4741   echo "config-host.h: subdir-dtc" >> $config_host_mak
4742 fi
4743
4744 # build tree in object directory in case the source is not in the current directory
4745 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4746 DIRS="$DIRS fsdev"
4747 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4748 DIRS="$DIRS roms/seabios roms/vgabios"
4749 DIRS="$DIRS qapi-generated"
4750 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4751 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4752 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4753 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4754 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4755 FILES="$FILES pc-bios/s390-ccw/Makefile"
4756 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4757 FILES="$FILES pc-bios/qemu-icon.bmp"
4758 for bios_file in \
4759     $source_path/pc-bios/*.bin \
4760     $source_path/pc-bios/*.aml \
4761     $source_path/pc-bios/*.rom \
4762     $source_path/pc-bios/*.dtb \
4763     $source_path/pc-bios/*.img \
4764     $source_path/pc-bios/openbios-* \
4765     $source_path/pc-bios/palcode-*
4766 do
4767     FILES="$FILES pc-bios/`basename $bios_file`"
4768 done
4769 mkdir -p $DIRS
4770 for f in $FILES ; do
4771     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4772         symlink "$source_path/$f" "$f"
4773     fi
4774 done
4775
4776 # temporary config to build submodules
4777 for rom in seabios vgabios ; do
4778     config_mak=roms/$rom/config.mak
4779     echo "# Automatically generated by configure - do not modify" > $config_mak
4780     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4781     echo "AS=$as" >> $config_mak
4782     echo "CC=$cc" >> $config_mak
4783     echo "BCC=bcc" >> $config_mak
4784     echo "CPP=$cpp" >> $config_mak
4785     echo "OBJCOPY=objcopy" >> $config_mak
4786     echo "IASL=$iasl" >> $config_mak
4787     echo "LD=$ld" >> $config_mak
4788 done
4789
4790 if test "$docs" = "yes" ; then
4791   mkdir -p QMP
4792 fi