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 libnfs=""
 255 coroutine=""
 256 coroutine_pool=""
 257 seccomp=""
 258 glusterfs=""
 259 glusterfs_discard="no"
 260 glusterfs_zerofill="no"
 261 virtio_blk_data_plane=""
 262 gtk=""
 263 gtkabi="2.0"
 264 tpm="no"
 265 libssh2=""
 266 vhdx=""
 267
 268 # parse CC options first
 269 for opt do
 270   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 271   case "$opt" in
 272   --cross-prefix=*) cross_prefix="$optarg"
 273   ;;
 274   --cc=*) CC="$optarg"
 275   ;;
 276   --cxx=*) CXX="$optarg"
 277   ;;
 278   --source-path=*) source_path="$optarg"
 279   ;;
 280   --cpu=*) cpu="$optarg"
 281   ;;
 282   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 283                     EXTRA_CFLAGS="$optarg"
 284   ;;
 285   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 286                      EXTRA_LDFLAGS="$optarg"
 287   ;;
 288   --enable-debug-info) debug_info="yes"
 289   ;;
 290   --disable-debug-info) debug_info="no"
 291   ;;
 292   esac
 293 done
 294 # OS specific
 295 # Using uname is really, really broken.  Once we have the right set of checks
 296 # we can eliminate its usage altogether.
 297
 298 # Preferred compiler:
 299 #  ${CC} (if set)
 300 #  ${cross_prefix}gcc (if cross-prefix specified)
 301 #  system compiler
 302 if test -z "${CC}${cross_prefix}"; then
 303   cc="$host_cc"
 304 else
 305   cc="${CC-${cross_prefix}gcc}"
 306 fi
 307
 308 if test -z "${CXX}${cross_prefix}"; then
 309   cxx="c++"
 310 else
 311   cxx="${CXX-${cross_prefix}g++}"
 312 fi
 313
 314 ar="${AR-${cross_prefix}ar}"
 315 as="${AS-${cross_prefix}as}"
 316 cpp="${CPP-$cc -E}"
 317 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 318 ld="${LD-${cross_prefix}ld}"
 319 libtool="${LIBTOOL-${cross_prefix}libtool}"
 320 strip="${STRIP-${cross_prefix}strip}"
 321 windres="${WINDRES-${cross_prefix}windres}"
 322 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 323 query_pkg_config() {
 324     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 325 }
 326 pkg_config=query_pkg_config
 327 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 328
 329 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
 330 ARFLAGS="${ARFLAGS-rv}"
 331
 332 # default flags for all hosts
 333 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 334 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 335 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 336 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 337 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 338 if test "$debug_info" = "yes"; then
 339     CFLAGS="-g $CFLAGS"
 340     LDFLAGS="-g $LDFLAGS"
 341 fi
 342
 343 # make source path absolute
 344 source_path=`cd "$source_path"; pwd`
 345
 346 check_define() {
 347 cat > $TMPC <<EOF
 348 #if !defined($1)
 349 #error $1 not defined
 350 #endif
 351 int main(void) { return 0; }
 352 EOF
 353   compile_object
 354 }
 355
 356 if check_define __linux__ ; then
 357   targetos="Linux"
 358 elif check_define _WIN32 ; then
 359   targetos='MINGW32'
 360 elif check_define __OpenBSD__ ; then
 361   targetos='OpenBSD'
 362 elif check_define __sun__ ; then
 363   targetos='SunOS'
 364 elif check_define __HAIKU__ ; then
 365   targetos='Haiku'
 366 else
 367   targetos=`uname -s`
 368 fi
 369
 370 # Some host OSes need non-standard checks for which CPU to use.
 371 # Note that these checks are broken for cross-compilation: if you're
 372 # cross-compiling to one of these OSes then you'll need to specify
 373 # the correct CPU with the --cpu option.
 374 case $targetos in
 375 Darwin)
 376   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 377   # run 64-bit userspace code.
 378   # If the user didn't specify a CPU explicitly and the kernel says this is
 379   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 380   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 381     cpu="x86_64"
 382   fi
 383   ;;
 384 SunOS)
 385   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 386   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 387     cpu="x86_64"
 388   fi
 389 esac
 390
 391 if test ! -z "$cpu" ; then
 392   # command line argument
 393   :
 394 elif check_define __i386__ ; then
 395   cpu="i386"
 396 elif check_define __x86_64__ ; then
 397   if check_define __ILP32__ ; then
 398     cpu="x32"
 399   else
 400     cpu="x86_64"
 401   fi
 402 elif check_define __sparc__ ; then
 403   if check_define __arch64__ ; then
 404     cpu="sparc64"
 405   else
 406     cpu="sparc"
 407   fi
 408 elif check_define _ARCH_PPC ; then
 409   if check_define _ARCH_PPC64 ; then
 410     cpu="ppc64"
 411   else
 412     cpu="ppc"
 413   fi
 414 elif check_define __mips__ ; then
 415   cpu="mips"
 416 elif check_define __ia64__ ; then
 417   cpu="ia64"
 418 elif check_define __s390__ ; then
 419   if check_define __s390x__ ; then
 420     cpu="s390x"
 421   else
 422     cpu="s390"
 423   fi
 424 elif check_define __arm__ ; then
 425   cpu="arm"
 426 elif check_define __aarch64__ ; then
 427   cpu="aarch64"
 428 elif check_define __hppa__ ; then
 429   cpu="hppa"
 430 else
 431   cpu=`uname -m`
 432 fi
 433
 434 ARCH=
 435 # Normalise host CPU name and set ARCH.
 436 # Note that this case should only have supported host CPUs, not guests.
 437 case "$cpu" in
 438   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 439     cpu="$cpu"
 440   ;;
 441   i386|i486|i586|i686|i86pc|BePC)
 442     cpu="i386"
 443   ;;
 444   x86_64|amd64)
 445     cpu="x86_64"
 446   ;;
 447   armv*b|armv*l|arm)
 448     cpu="arm"
 449   ;;
 450   aarch64)
 451     cpu="aarch64"
 452   ;;
 453   mips*)
 454     cpu="mips"
 455   ;;
 456   sparc|sun4[cdmuv])
 457     cpu="sparc"
 458   ;;
 459   *)
 460     # This will result in either an error or falling back to TCI later
 461     ARCH=unknown
 462   ;;
 463 esac
 464 if test -z "$ARCH"; then
 465   ARCH="$cpu"
 466 fi
 467
 468 # OS specific
 469
 470 case $targetos in
 471 CYGWIN*)
 472   mingw32="yes"
 473   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 474   audio_possible_drivers="winwave sdl"
 475   audio_drv_list="winwave"
 476 ;;
 477 MINGW32*)
 478   mingw32="yes"
 479   audio_possible_drivers="winwave dsound sdl fmod"
 480   audio_drv_list="winwave"
 481 ;;
 482 GNU/kFreeBSD)
 483   bsd="yes"
 484   audio_drv_list="oss"
 485   audio_possible_drivers="oss sdl esd pa"
 486 ;;
 487 FreeBSD)
 488   bsd="yes"
 489   make="${MAKE-gmake}"
 490   audio_drv_list="oss"
 491   audio_possible_drivers="oss sdl esd pa"
 492   # needed for kinfo_getvmmap(3) in libutil.h
 493   LIBS="-lutil $LIBS"
 494   netmap=""  # enable netmap autodetect
 495 ;;
 496 DragonFly)
 497   bsd="yes"
 498   make="${MAKE-gmake}"
 499   audio_drv_list="oss"
 500   audio_possible_drivers="oss sdl esd pa"
 501 ;;
 502 NetBSD)
 503   bsd="yes"
 504   make="${MAKE-gmake}"
 505   audio_drv_list="oss"
 506   audio_possible_drivers="oss sdl esd"
 507   oss_lib="-lossaudio"
 508 ;;
 509 OpenBSD)
 510   bsd="yes"
 511   make="${MAKE-gmake}"
 512   audio_drv_list="sdl"
 513   audio_possible_drivers="sdl esd"
 514 ;;
 515 Darwin)
 516   bsd="yes"
 517   darwin="yes"
 518   if [ "$cpu" = "x86_64" ] ; then
 519     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 520     LDFLAGS="-arch x86_64 $LDFLAGS"
 521   else
 522     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 523   fi
 524   cocoa="yes"
 525   audio_drv_list="coreaudio"
 526   audio_possible_drivers="coreaudio sdl fmod"
 527   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 528   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 529   # Disable attempts to use ObjectiveC features in os/object.h since they
 530   # won't work when we're compiling with gcc as a C compiler.
 531   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 532 ;;
 533 SunOS)
 534   solaris="yes"
 535   make="${MAKE-gmake}"
 536   install="${INSTALL-ginstall}"
 537   ld="gld"
 538   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 539   needs_libsunmath="no"
 540   solarisrev=`uname -r | cut -f2 -d.`
 541   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 542     if test "$solarisrev" -le 9 ; then
 543       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 544         needs_libsunmath="yes"
 545         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 546         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 547         LIBS="-lsunmath $LIBS"
 548       else
 549         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 550             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 551             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 552             "Studio 11 can be downloaded from www.sun.com."
 553       fi
 554     fi
 555   fi
 556   if test -f /usr/include/sys/soundcard.h ; then
 557     audio_drv_list="oss"
 558   fi
 559   audio_possible_drivers="oss sdl"
 560 # needed for CMSG_ macros in sys/socket.h
 561   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 562 # needed for TIOCWIN* defines in termios.h
 563   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 564   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 565   solarisnetlibs="-lsocket -lnsl -lresolv"
 566   LIBS="$solarisnetlibs $LIBS"
 567   libs_qga="$solarisnetlibs $libs_qga"
 568 ;;
 569 AIX)
 570   aix="yes"
 571   make="${MAKE-gmake}"
 572 ;;
 573 Haiku)
 574   haiku="yes"
 575   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 576   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 577 ;;
 578 *)
 579   audio_drv_list="oss"
 580   audio_possible_drivers="oss alsa sdl esd pa"
 581   linux="yes"
 582   linux_user="yes"
 583   kvm="yes"
 584   vhost_net="yes"
 585   vhost_scsi="yes"
 586   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 587     audio_possible_drivers="$audio_possible_drivers fmod"
 588   fi
 589   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 590 ;;
 591 esac
 592
 593 if [ "$bsd" = "yes" ] ; then
 594   if [ "$darwin" != "yes" ] ; then
 595     bsd_user="yes"
 596   fi
 597 fi
 598
 599 : ${make=${MAKE-make}}
 600 : ${install=${INSTALL-install}}
 601 : ${python=${PYTHON-python}}
 602 : ${smbd=${SMBD-/usr/sbin/smbd}}
 603
 604 # Default objcc to clang if available, otherwise use CC
 605 if has clang; then
 606   objcc=clang
 607 else
 608   objcc="$cc"
 609 fi
 610
 611 if test "$mingw32" = "yes" ; then
 612   EXESUF=".exe"
 613   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 614   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 615   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 616   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 617 cat > $TMPC << EOF
 618 int main(void) { return 0; }
 619 EOF
 620   if compile_prog "" "-liberty" ; then
 621     LIBS="-liberty $LIBS"
 622   fi
 623   prefix="c:/Program Files/QEMU"
 624   mandir="\${prefix}"
 625   datadir="\${prefix}"
 626   qemu_docdir="\${prefix}"
 627   bindir="\${prefix}"
 628   sysconfdir="\${prefix}"
 629   local_statedir=
 630   confsuffix=""
 631   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 632 fi
 633
 634 werror=""
 635
 636 for opt do
 637   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 638   case "$opt" in
 639   --help|-h) show_help=yes
 640   ;;
 641   --version|-V) exec cat $source_path/VERSION
 642   ;;
 643   --prefix=*) prefix="$optarg"
 644   ;;
 645   --interp-prefix=*) interp_prefix="$optarg"
 646   ;;
 647   --source-path=*)
 648   ;;
 649   --cross-prefix=*)
 650   ;;
 651   --cc=*)
 652   ;;
 653   --host-cc=*) host_cc="$optarg"
 654   ;;
 655   --cxx=*)
 656   ;;
 657   --iasl=*) iasl="$optarg"
 658   ;;
 659   --objcc=*) objcc="$optarg"
 660   ;;
 661   --make=*) make="$optarg"
 662   ;;
 663   --install=*) install="$optarg"
 664   ;;
 665   --python=*) python="$optarg"
 666   ;;
 667   --gcov=*) gcov_tool="$optarg"
 668   ;;
 669   --smbd=*) smbd="$optarg"
 670   ;;
 671   --extra-cflags=*)
 672   ;;
 673   --extra-ldflags=*)
 674   ;;
 675   --enable-debug-info)
 676   ;;
 677   --disable-debug-info)
 678   ;;
 679   --cpu=*)
 680   ;;
 681   --target-list=*) target_list="$optarg"
 682   ;;
 683   --enable-trace-backend=*) trace_backend="$optarg"
 684   ;;
 685   --with-trace-file=*) trace_file="$optarg"
 686   ;;
 687   --enable-gprof) gprof="yes"
 688   ;;
 689   --enable-gcov) gcov="yes"
 690   ;;
 691   --static)
 692     static="yes"
 693     LDFLAGS="-static $LDFLAGS"
 694     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 695   ;;
 696   --mandir=*) mandir="$optarg"
 697   ;;
 698   --bindir=*) bindir="$optarg"
 699   ;;
 700   --libdir=*) libdir="$optarg"
 701   ;;
 702   --libexecdir=*) libexecdir="$optarg"
 703   ;;
 704   --includedir=*) includedir="$optarg"
 705   ;;
 706   --datadir=*) datadir="$optarg"
 707   ;;
 708   --with-confsuffix=*) confsuffix="$optarg"
 709   ;;
 710   --docdir=*) qemu_docdir="$optarg"
 711   ;;
 712   --sysconfdir=*) sysconfdir="$optarg"
 713   ;;
 714   --localstatedir=*) local_statedir="$optarg"
 715   ;;
 716   --sbindir=*|--sharedstatedir=*|\
 717   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 718   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 719     # These switches are silently ignored, for compatibility with
 720     # autoconf-generated configure scripts. This allows QEMU's
 721     # configure to be used by RPM and similar macros that set
 722     # lots of directory switches by default.
 723   ;;
 724   --with-system-pixman) pixman="system"
 725   ;;
 726   --without-system-pixman) pixman="internal"
 727   ;;
 728   --without-pixman) pixman="none"
 729   ;;
 730   --disable-sdl) sdl="no"
 731   ;;
 732   --enable-sdl) sdl="yes"
 733   ;;
 734   --disable-qom-cast-debug) qom_cast_debug="no"
 735   ;;
 736   --enable-qom-cast-debug) qom_cast_debug="yes"
 737   ;;
 738   --disable-virtfs) virtfs="no"
 739   ;;
 740   --enable-virtfs) virtfs="yes"
 741   ;;
 742   --disable-vnc) vnc="no"
 743   ;;
 744   --enable-vnc) vnc="yes"
 745   ;;
 746   --fmod-lib=*) fmod_lib="$optarg"
 747   ;;
 748   --fmod-inc=*) fmod_inc="$optarg"
 749   ;;
 750   --oss-lib=*) oss_lib="$optarg"
 751   ;;
 752   --audio-drv-list=*) audio_drv_list="$optarg"
 753   ;;
 754   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 755   ;;
 756   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 757   ;;
 758   --enable-debug-tcg) debug_tcg="yes"
 759   ;;
 760   --disable-debug-tcg) debug_tcg="no"
 761   ;;
 762   --enable-debug)
 763       # Enable debugging options that aren't excessively noisy
 764       debug_tcg="yes"
 765       debug="yes"
 766       strip_opt="no"
 767   ;;
 768   --enable-sparse) sparse="yes"
 769   ;;
 770   --disable-sparse) sparse="no"
 771   ;;
 772   --disable-strip) strip_opt="no"
 773   ;;
 774   --disable-vnc-tls) vnc_tls="no"
 775   ;;
 776   --enable-vnc-tls) vnc_tls="yes"
 777   ;;
 778   --disable-vnc-sasl) vnc_sasl="no"
 779   ;;
 780   --enable-vnc-sasl) vnc_sasl="yes"
 781   ;;
 782   --disable-vnc-jpeg) vnc_jpeg="no"
 783   ;;
 784   --enable-vnc-jpeg) vnc_jpeg="yes"
 785   ;;
 786   --disable-vnc-png) vnc_png="no"
 787   ;;
 788   --enable-vnc-png) vnc_png="yes"
 789   ;;
 790   --disable-vnc-ws) vnc_ws="no"
 791   ;;
 792   --enable-vnc-ws) vnc_ws="yes"
 793   ;;
 794   --disable-slirp) slirp="no"
 795   ;;
 796   --disable-uuid) uuid="no"
 797   ;;
 798   --enable-uuid) uuid="yes"
 799   ;;
 800   --disable-vde) vde="no"
 801   ;;
 802   --enable-vde) vde="yes"
 803   ;;
 804   --disable-netmap) netmap="no"
 805   ;;
 806   --enable-netmap) netmap="yes"
 807   ;;
 808   --disable-xen) xen="no"
 809   ;;
 810   --enable-xen) xen="yes"
 811   ;;
 812   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 813   ;;
 814   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 815   ;;
 816   --disable-brlapi) brlapi="no"
 817   ;;
 818   --enable-brlapi) brlapi="yes"
 819   ;;
 820   --disable-bluez) bluez="no"
 821   ;;
 822   --enable-bluez) bluez="yes"
 823   ;;
 824   --disable-kvm) kvm="no"
 825   ;;
 826   --enable-kvm) kvm="yes"
 827   ;;
 828   --disable-tcg-interpreter) tcg_interpreter="no"
 829   ;;
 830   --enable-tcg-interpreter) tcg_interpreter="yes"
 831   ;;
 832   --disable-cap-ng)  cap_ng="no"
 833   ;;
 834   --enable-cap-ng) cap_ng="yes"
 835   ;;
 836   --disable-spice) spice="no"
 837   ;;
 838   --enable-spice) spice="yes"
 839   ;;
 840   --disable-libiscsi) libiscsi="no"
 841   ;;
 842   --enable-libiscsi) libiscsi="yes"
 843   ;;
 844   --disable-libnfs) libnfs="no"
 845   ;;
 846   --enable-libnfs) libnfs="yes"
 847   ;;
 848   --enable-profiler) profiler="yes"
 849   ;;
 850   --disable-cocoa) cocoa="no"
 851   ;;
 852   --enable-cocoa)
 853       cocoa="yes" ;
 854       sdl="no" ;
 855       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 856   ;;
 857   --disable-system) softmmu="no"
 858   ;;
 859   --enable-system) softmmu="yes"
 860   ;;
 861   --disable-user)
 862       linux_user="no" ;
 863       bsd_user="no" ;
 864   ;;
 865   --enable-user) ;;
 866   --disable-linux-user) linux_user="no"
 867   ;;
 868   --enable-linux-user) linux_user="yes"
 869   ;;
 870   --disable-bsd-user) bsd_user="no"
 871   ;;
 872   --enable-bsd-user) bsd_user="yes"
 873   ;;
 874   --enable-guest-base) guest_base="yes"
 875   ;;
 876   --disable-guest-base) guest_base="no"
 877   ;;
 878   --enable-pie) pie="yes"
 879   ;;
 880   --disable-pie) pie="no"
 881   ;;
 882   --enable-uname-release=*) uname_release="$optarg"
 883   ;;
 884   --enable-werror) werror="yes"
 885   ;;
 886   --disable-werror) werror="no"
 887   ;;
 888   --disable-curses) curses="no"
 889   ;;
 890   --enable-curses) curses="yes"
 891   ;;
 892   --disable-curl) curl="no"
 893   ;;
 894   --enable-curl) curl="yes"
 895   ;;
 896   --disable-fdt) fdt="no"
 897   ;;
 898   --enable-fdt) fdt="yes"
 899   ;;
 900   --disable-linux-aio) linux_aio="no"
 901   ;;
 902   --enable-linux-aio) linux_aio="yes"
 903   ;;
 904   --disable-attr) attr="no"
 905   ;;
 906   --enable-attr) attr="yes"
 907   ;;
 908   --disable-blobs) blobs="no"
 909   ;;
 910   --with-pkgversion=*) pkgversion=" ($optarg)"
 911   ;;
 912   --with-coroutine=*) coroutine="$optarg"
 913   ;;
 914   --disable-coroutine-pool) coroutine_pool="no"
 915   ;;
 916   --enable-coroutine-pool) coroutine_pool="yes"
 917   ;;
 918   --disable-docs) docs="no"
 919   ;;
 920   --enable-docs) docs="yes"
 921   ;;
 922   --disable-vhost-net) vhost_net="no"
 923   ;;
 924   --enable-vhost-net) vhost_net="yes"
 925   ;;
 926   --disable-vhost-scsi) vhost_scsi="no"
 927   ;;
 928   --enable-vhost-scsi) vhost_scsi="yes"
 929   ;;
 930   --disable-glx) glx="no"
 931   ;;
 932   --enable-glx) glx="yes"
 933   ;;
 934   --disable-rbd) rbd="no"
 935   ;;
 936   --enable-rbd) rbd="yes"
 937   ;;
 938   --disable-xfsctl) xfs="no"
 939   ;;
 940   --enable-xfsctl) xfs="yes"
 941   ;;
 942   --disable-smartcard-nss) smartcard_nss="no"
 943   ;;
 944   --enable-smartcard-nss) smartcard_nss="yes"
 945   ;;
 946   --disable-libusb) libusb="no"
 947   ;;
 948   --enable-libusb) libusb="yes"
 949   ;;
 950   --disable-usb-redir) usb_redir="no"
 951   ;;
 952   --enable-usb-redir) usb_redir="yes"
 953   ;;
 954   --disable-zlib-test) zlib="no"
 955   ;;
 956   --enable-guest-agent) guest_agent="yes"
 957   ;;
 958   --disable-guest-agent) guest_agent="no"
 959   ;;
 960   --with-vss-sdk) vss_win32_sdk=""
 961   ;;
 962   --with-vss-sdk=*) vss_win32_sdk="$optarg"
 963   ;;
 964   --without-vss-sdk) vss_win32_sdk="no"
 965   ;;
 966   --with-win-sdk) win_sdk=""
 967   ;;
 968   --with-win-sdk=*) win_sdk="$optarg"
 969   ;;
 970   --without-win-sdk) win_sdk="no"
 971   ;;
 972   --enable-tools) want_tools="yes"
 973   ;;
 974   --disable-tools) want_tools="no"
 975   ;;
 976   --enable-seccomp) seccomp="yes"
 977   ;;
 978   --disable-seccomp) seccomp="no"
 979   ;;
 980   --disable-glusterfs) glusterfs="no"
 981   ;;
 982   --enable-glusterfs) glusterfs="yes"
 983   ;;
 984   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 985   ;;
 986   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 987   ;;
 988   --disable-gtk) gtk="no"
 989   ;;
 990   --enable-gtk) gtk="yes"
 991   ;;
 992   --enable-rdma) rdma="yes"
 993   ;;
 994   --disable-rdma) rdma="no"
 995   ;;
 996   --with-gtkabi=*) gtkabi="$optarg"
 997   ;;
 998   --enable-tpm) tpm="yes"
 999   ;;
1000   --disable-libssh2) libssh2="no"
1001   ;;
1002   --enable-libssh2) libssh2="yes"
1003   ;;
1004   --enable-vhdx) vhdx="yes"
1005   ;;
1006   --disable-vhdx) vhdx="no"
1007   ;;
1008   *) echo "ERROR: unknown option $opt"; show_help="yes"
1009   ;;
1010   esac
1011 done
1012
1013 if ! has $python; then
1014   error_exit "Python not found. Use --python=/path/to/python"
1015 fi
1016
1017 # Note that if the Python conditional here evaluates True we will exit
1018 # with status 1 which is a shell 'false' value.
1019 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1020   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1021       "Note that Python 3 or later is not yet supported." \
1022       "Use --python=/path/to/python to specify a supported Python."
1023 fi
1024
1025 # The -B switch was added in Python 2.6.
1026 # If it is supplied, compiled files are not written.
1027 # Use it for Python versions which support it.
1028 if $python -B -c 'import sys; sys.exit(0)' 2>/dev/null; then
1029   python="$python -B"
1030 fi
1031
1032 case "$cpu" in
1033     ppc)
1034            CPU_CFLAGS="-m32"
1035            LDFLAGS="-m32 $LDFLAGS"
1036            ;;
1037     ppc64)
1038            CPU_CFLAGS="-m64"
1039            LDFLAGS="-m64 $LDFLAGS"
1040            ;;
1041     sparc)
1042            LDFLAGS="-m32 $LDFLAGS"
1043            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
1044            ;;
1045     sparc64)
1046            LDFLAGS="-m64 $LDFLAGS"
1047            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1048            ;;
1049     s390)
1050            CPU_CFLAGS="-m31 -march=z990"
1051            LDFLAGS="-m31 $LDFLAGS"
1052            ;;
1053     s390x)
1054            CPU_CFLAGS="-m64 -march=z990"
1055            LDFLAGS="-m64 $LDFLAGS"
1056            ;;
1057     i386)
1058            CPU_CFLAGS="-m32"
1059            LDFLAGS="-m32 $LDFLAGS"
1060            cc_i386='$(CC) -m32'
1061            ;;
1062     x86_64)
1063            CPU_CFLAGS="-m64"
1064            LDFLAGS="-m64 $LDFLAGS"
1065            cc_i386='$(CC) -m32'
1066            ;;
1067     x32)
1068            CPU_CFLAGS="-mx32"
1069            LDFLAGS="-mx32 $LDFLAGS"
1070            cc_i386='$(CC) -m32'
1071            ;;
1072     # No special flags required for other host CPUs
1073 esac
1074
1075 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1076 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1077
1078 default_target_list=""
1079
1080 mak_wilds=""
1081
1082 if [ "$softmmu" = "yes" ]; then
1083     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1084 fi
1085 if [ "$linux_user" = "yes" ]; then
1086     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1087 fi
1088 if [ "$bsd_user" = "yes" ]; then
1089     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1090 fi
1091
1092 for config in $mak_wilds; do
1093     default_target_list="${default_target_list} $(basename "$config" .mak)"
1094 done
1095
1096 if test x"$show_help" = x"yes" ; then
1097 cat << EOF
1098
1099 Usage: configure [options]
1100 Options: [defaults in brackets after descriptions]
1101
1102 Standard options:
1103   --help                   print this message
1104   --prefix=PREFIX          install in PREFIX [$prefix]
1105   --interp-prefix=PREFIX   where to find shared libraries, etc.
1106                            use %M for cpu name [$interp_prefix]
1107   --target-list=LIST       set target list (default: build everything)
1108 $(echo Available targets: $default_target_list | \
1109   fold -s -w 53 | sed -e 's/^/                           /')
1110
1111 Advanced options (experts only):
1112   --source-path=PATH       path of source code [$source_path]
1113   --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]
1114   --cc=CC                  use C compiler CC [$cc]
1115   --iasl=IASL              use ACPI compiler IASL [$iasl]
1116   --host-cc=CC             use C compiler CC [$host_cc] for code run at
1117                            build time
1118   --cxx=CXX                use C++ compiler CXX [$cxx]
1119   --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]
1120   --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS
1121   --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS
1122   --make=MAKE              use specified make [$make]
1123   --install=INSTALL        use specified install [$install]
1124   --python=PYTHON          use specified python [$python]
1125   --smbd=SMBD              use specified smbd [$smbd]
1126   --static                 enable static build [$static]
1127   --mandir=PATH            install man pages in PATH
1128   --datadir=PATH           install firmware in PATH$confsuffix
1129   --docdir=PATH            install documentation in PATH$confsuffix
1130   --bindir=PATH            install binaries in PATH
1131   --libdir=PATH            install libraries in PATH
1132   --sysconfdir=PATH        install config in PATH$confsuffix
1133   --localstatedir=PATH     install local state in PATH (set at runtime on win32)
1134   --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]
1135   --enable-debug-tcg       enable TCG debugging
1136   --disable-debug-tcg      disable TCG debugging (default)
1137   --enable-debug-info       enable debugging information (default)
1138   --disable-debug-info      disable debugging information
1139   --enable-debug           enable common debug build options
1140   --enable-sparse          enable sparse checker
1141   --disable-sparse         disable sparse checker (default)
1142   --disable-strip          disable stripping binaries
1143   --disable-werror         disable compilation abort on warning
1144   --disable-sdl            disable SDL
1145   --enable-sdl             enable SDL
1146   --disable-gtk            disable gtk UI
1147   --enable-gtk             enable gtk UI
1148   --disable-virtfs         disable VirtFS
1149   --enable-virtfs          enable VirtFS
1150   --disable-vnc            disable VNC
1151   --enable-vnc             enable VNC
1152   --disable-cocoa          disable Cocoa (Mac OS X only)
1153   --enable-cocoa           enable Cocoa (default on Mac OS X)
1154   --audio-drv-list=LIST    set audio drivers list:
1155                            Available drivers: $audio_possible_drivers
1156   --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L
1157   --block-drv-rw-whitelist=L
1158                            set block driver read-write whitelist
1159                            (affects only QEMU, not qemu-img)
1160   --block-drv-ro-whitelist=L
1161                            set block driver read-only whitelist
1162                            (affects only QEMU, not qemu-img)
1163   --disable-xen            disable xen backend driver support
1164   --enable-xen             enable xen backend driver support
1165   --disable-xen-pci-passthrough
1166   --enable-xen-pci-passthrough
1167   --disable-brlapi         disable BrlAPI
1168   --enable-brlapi          enable BrlAPI
1169   --disable-vnc-tls        disable TLS encryption for VNC server
1170   --enable-vnc-tls         enable TLS encryption for VNC server
1171   --disable-vnc-sasl       disable SASL encryption for VNC server
1172   --enable-vnc-sasl        enable SASL encryption for VNC server
1173   --disable-vnc-jpeg       disable JPEG lossy compression for VNC server
1174   --enable-vnc-jpeg        enable JPEG lossy compression for VNC server
1175   --disable-vnc-png        disable PNG compression for VNC server (default)
1176   --enable-vnc-png         enable PNG compression for VNC server
1177   --disable-vnc-ws         disable Websockets support for VNC server
1178   --enable-vnc-ws          enable Websockets support for VNC server
1179   --disable-curses         disable curses output
1180   --enable-curses          enable curses output
1181   --disable-curl           disable curl connectivity
1182   --enable-curl            enable curl connectivity
1183   --disable-fdt            disable fdt device tree
1184   --enable-fdt             enable fdt device tree
1185   --disable-bluez          disable bluez stack connectivity
1186   --enable-bluez           enable bluez stack connectivity
1187   --disable-slirp          disable SLIRP userspace network connectivity
1188   --disable-kvm            disable KVM acceleration support
1189   --enable-kvm             enable KVM acceleration support
1190   --disable-rdma           disable RDMA-based migration support
1191   --enable-rdma            enable RDMA-based migration support
1192   --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1193   --enable-system          enable all system emulation targets
1194   --disable-system         disable all system emulation targets
1195   --enable-user            enable supported user emulation targets
1196   --disable-user           disable all user emulation targets
1197   --enable-linux-user      enable all linux usermode emulation targets
1198   --disable-linux-user     disable all linux usermode emulation targets
1199   --enable-bsd-user        enable all BSD usermode emulation targets
1200   --disable-bsd-user       disable all BSD usermode emulation targets
1201   --enable-guest-base      enable GUEST_BASE support for usermode
1202                            emulation targets
1203   --disable-guest-base     disable GUEST_BASE support
1204   --enable-pie             build Position Independent Executables
1205   --disable-pie            do not build Position Independent Executables
1206   --fmod-lib               path to FMOD library
1207   --fmod-inc               path to FMOD includes
1208   --oss-lib                path to OSS library
1209   --enable-uname-release=R Return R for uname -r in usermode emulation
1210   --cpu=CPU                Build for host CPU [$cpu]
1211   --disable-uuid           disable uuid support
1212   --enable-uuid            enable uuid support
1213   --disable-vde            disable support for vde network
1214   --enable-vde             enable support for vde network
1215   --disable-netmap         disable support for netmap network
1216   --enable-netmap          enable support for netmap network
1217   --disable-linux-aio      disable Linux AIO support
1218   --enable-linux-aio       enable Linux AIO support
1219   --disable-cap-ng         disable libcap-ng support
1220   --enable-cap-ng          enable libcap-ng support
1221   --disable-attr           disables attr and xattr support
1222   --enable-attr            enable attr and xattr support
1223   --disable-blobs          disable installing provided firmware blobs
1224   --enable-docs            enable documentation build
1225   --disable-docs           disable documentation build
1226   --disable-vhost-net      disable vhost-net acceleration support
1227   --enable-vhost-net       enable vhost-net acceleration support
1228   --enable-trace-backend=B Set trace backend
1229                            Available backends: $($python $source_path/scripts/tracetool.py --list-backends)
1230   --with-trace-file=NAME   Full PATH,NAME of file to store traces
1231                            Default:trace-<pid>
1232   --disable-spice          disable spice
1233   --enable-spice           enable spice
1234   --enable-rbd             enable building the rados block device (rbd)
1235   --disable-libiscsi       disable iscsi support
1236   --enable-libiscsi        enable iscsi support
1237   --disable-libnfs         disable nfs support
1238   --enable-libnfs          enable nfs support
1239   --disable-smartcard-nss  disable smartcard nss support
1240   --enable-smartcard-nss   enable smartcard nss support
1241   --disable-libusb         disable libusb (for usb passthrough)
1242   --enable-libusb          enable libusb (for usb passthrough)
1243   --disable-usb-redir      disable usb network redirection support
1244   --enable-usb-redir       enable usb network redirection support
1245   --disable-guest-agent    disable building of the QEMU Guest Agent
1246   --enable-guest-agent     enable building of the QEMU Guest Agent
1247   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
1248   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
1249   --disable-seccomp        disable seccomp support
1250   --enable-seccomp         enables seccomp support
1251   --with-coroutine=BACKEND coroutine backend. Supported options:
1252                            gthread, ucontext, sigaltstack, windows
1253   --disable-coroutine-pool disable coroutine freelist (worse performance)
1254   --enable-coroutine-pool  enable coroutine freelist (better performance)
1255   --enable-glusterfs       enable GlusterFS backend
1256   --disable-glusterfs      disable GlusterFS backend
1257   --enable-gcov            enable test coverage analysis with gcov
1258   --gcov=GCOV              use specified gcov [$gcov_tool]
1259   --enable-tpm             enable TPM support
1260   --disable-libssh2        disable ssh block device support
1261   --enable-libssh2         enable ssh block device support
1262   --disable-vhdx           disables support for the Microsoft VHDX image format
1263   --enable-vhdx            enable support for the Microsoft VHDX image format
1264
1265 NOTE: The object files are built at the place where configure is launched
1266 EOF
1267 exit 1
1268 fi
1269
1270 # Now we have handled --enable-tcg-interpreter and know we're not just
1271 # printing the help message, bail out if the host CPU isn't supported.
1272 if test "$ARCH" = "unknown"; then
1273     if test "$tcg_interpreter" = "yes" ; then
1274         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1275         ARCH=tci
1276     else
1277         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1278     fi
1279 fi
1280
1281 # check that the C compiler works.
1282 cat > $TMPC <<EOF
1283 int main(void) { return 0; }
1284 EOF
1285
1286 if compile_object ; then
1287   : C compiler works ok
1288 else
1289     error_exit "\"$cc\" either does not exist or does not work"
1290 fi
1291
1292 # Consult white-list to determine whether to enable werror
1293 # by default.  Only enable by default for git builds
1294 z_version=`cut -f3 -d. $source_path/VERSION`
1295
1296 if test -z "$werror" ; then
1297     if test -d "$source_path/.git" -a \
1298         "$linux" = "yes" ; then
1299         werror="yes"
1300     else
1301         werror="no"
1302     fi
1303 fi
1304
1305 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1306 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1307 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1308 gcc_flags="-Wendif-labels $gcc_flags"
1309 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1310 gcc_flags="-Wno-string-plus-int $gcc_flags"
1311 # Note that we do not add -Werror to gcc_flags here, because that would
1312 # enable it for all configure tests. If a configure test failed due
1313 # to -Werror this would just silently disable some features,
1314 # so it's too error prone.
1315 cat > $TMPC << EOF
1316 int main(void) { return 0; }
1317 EOF
1318 for flag in $gcc_flags; do
1319     # Use the positive sense of the flag when testing for -Wno-wombat
1320     # support (gcc will happily accept the -Wno- form of unknown
1321     # warning options).
1322     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1323     if compile_prog "-Werror $optflag" "" ; then
1324         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1325     fi
1326 done
1327
1328 if compile_prog "-Werror -fstack-protector-all" "" ; then
1329     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1330     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1331 fi
1332
1333 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1334 # large functions that use global variables.  The bug is in all releases of
1335 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1336 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1337 cat > $TMPC << EOF
1338 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1339 int main(void) { return 0; }
1340 #else
1341 #error No bug in this compiler.
1342 #endif
1343 EOF
1344 if compile_prog "-Werror -fno-gcse" "" ; then
1345   TRANSLATE_OPT_CFLAGS=-fno-gcse
1346 fi
1347
1348 if test "$static" = "yes" ; then
1349   if test "$pie" = "yes" ; then
1350     error_exit "static and pie are mutually incompatible"
1351   else
1352     pie="no"
1353   fi
1354 fi
1355
1356 if test "$pie" = ""; then
1357   case "$cpu-$targetos" in
1358     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1359       ;;
1360     *)
1361       pie="no"
1362       ;;
1363   esac
1364 fi
1365
1366 if test "$pie" != "no" ; then
1367   cat > $TMPC << EOF
1368
1369 #ifdef __linux__
1370 #  define THREAD __thread
1371 #else
1372 #  define THREAD
1373 #endif
1374
1375 static THREAD int tls_var;
1376
1377 int main(void) { return tls_var; }
1378
1379 EOF
1380   if compile_prog "-fPIE -DPIE" "-pie"; then
1381     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1382     LDFLAGS="-pie $LDFLAGS"
1383     pie="yes"
1384     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1385       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1386     fi
1387   else
1388     if test "$pie" = "yes"; then
1389       error_exit "PIE not available due to missing toolchain support"
1390     else
1391       echo "Disabling PIE due to missing toolchain support"
1392       pie="no"
1393     fi
1394   fi
1395 fi
1396
1397 ##########################################
1398 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1399 # use i686 as default anyway, but for those that don't, an explicit
1400 # specification is necessary
1401
1402 if test "$cpu" = "i386"; then
1403   cat > $TMPC << EOF
1404 static int sfaa(int *ptr)
1405 {
1406   return __sync_fetch_and_and(ptr, 0);
1407 }
1408
1409 int main(void)
1410 {
1411   int val = 42;
1412   val = __sync_val_compare_and_swap(&val, 0, 1);
1413   sfaa(&val);
1414   return val;
1415 }
1416 EOF
1417   if ! compile_prog "" "" ; then
1418     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1419   fi
1420 fi
1421
1422 #########################################
1423 # Solaris specific configure tool chain decisions
1424
1425 if test "$solaris" = "yes" ; then
1426   if has $install; then
1427     :
1428   else
1429     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1430         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1431         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1432   fi
1433   if test "`path_of $install`" = "/usr/sbin/install" ; then
1434     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1435         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1436         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1437   fi
1438   if has ar; then
1439     :
1440   else
1441     if test -f /usr/ccs/bin/ar ; then
1442       error_exit "No path includes ar" \
1443           "Add /usr/ccs/bin to your path and rerun configure"
1444     fi
1445     error_exit "No path includes ar"
1446   fi
1447 fi
1448
1449 if test -z "${target_list+xxx}" ; then
1450     target_list="$default_target_list"
1451 else
1452     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1453 fi
1454
1455 # Check that we recognised the target name; this allows a more
1456 # friendly error message than if we let it fall through.
1457 for target in $target_list; do
1458     case " $default_target_list " in
1459         *" $target "*)
1460             ;;
1461         *)
1462             error_exit "Unknown target name '$target'"
1463             ;;
1464     esac
1465 done
1466
1467 # see if system emulation was really requested
1468 case " $target_list " in
1469   *"-softmmu "*) softmmu=yes
1470   ;;
1471   *) softmmu=no
1472   ;;
1473 esac
1474
1475 feature_not_found() {
1476   feature=$1
1477
1478   error_exit "User requested feature $feature" \
1479       "configure was not able to find it"
1480 }
1481
1482 # ---
1483 # big/little endian test
1484 cat > $TMPC << EOF
1485 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
1486 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
1487 extern int foo(short *, short *);
1488 int main(int argc, char *argv[]) {
1489     return foo(big_endian, little_endian);
1490 }
1491 EOF
1492
1493 if compile_object ; then
1494     if grep -q BiGeNdIaN $TMPO ; then
1495         bigendian="yes"
1496     elif grep -q LiTtLeEnDiAn $TMPO ; then
1497         bigendian="no"
1498     else
1499         echo big/little test failed
1500     fi
1501 else
1502     echo big/little test failed
1503 fi
1504
1505 ##########################################
1506 # pkg-config probe
1507
1508 if ! has "$pkg_config_exe"; then
1509   error_exit "pkg-config binary '$pkg_config_exe' not found"
1510 fi
1511
1512 ##########################################
1513 # NPTL probe
1514
1515 if test "$linux_user" = "yes"; then
1516   cat > $TMPC <<EOF
1517 #include <sched.h>
1518 #include <linux/futex.h>
1519 int main(void) {
1520 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1521 #error bork
1522 #endif
1523   return 0;
1524 }
1525 EOF
1526   if ! compile_object ; then
1527     feature_not_found "nptl"
1528   fi
1529 fi
1530
1531 ##########################################
1532 # zlib check
1533
1534 if test "$zlib" != "no" ; then
1535     cat > $TMPC << EOF
1536 #include <zlib.h>
1537 int main(void) { zlibVersion(); return 0; }
1538 EOF
1539     if compile_prog "" "-lz" ; then
1540         :
1541     else
1542         error_exit "zlib check failed" \
1543             "Make sure to have the zlib libs and headers installed."
1544     fi
1545 fi
1546 libs_softmmu="$libs_softmmu -lz"
1547
1548 ##########################################
1549 # libseccomp check
1550
1551 if test "$seccomp" != "no" ; then
1552     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1553         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1554         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1555         seccomp="yes"
1556     else
1557         if test "$seccomp" = "yes"; then
1558             feature_not_found "libseccomp"
1559         fi
1560         seccomp="no"
1561     fi
1562 fi
1563 ##########################################
1564 # xen probe
1565
1566 if test "$xen" != "no" ; then
1567   xen_libs="-lxenstore -lxenctrl -lxenguest"
1568
1569   # First we test whether Xen headers and libraries are available.
1570   # If no, we are done and there is no Xen support.
1571   # If yes, more tests are run to detect the Xen version.
1572
1573   # Xen (any)
1574   cat > $TMPC <<EOF
1575 #include <xenctrl.h>
1576 int main(void) {
1577   return 0;
1578 }
1579 EOF
1580   if ! compile_prog "" "$xen_libs" ; then
1581     # Xen not found
1582     if test "$xen" = "yes" ; then
1583       feature_not_found "xen"
1584     fi
1585     xen=no
1586
1587   # Xen unstable
1588   elif
1589       cat > $TMPC <<EOF &&
1590 #include <xenctrl.h>
1591 #include <xenstore.h>
1592 #include <stdint.h>
1593 #include <xen/hvm/hvm_info_table.h>
1594 #if !defined(HVM_MAX_VCPUS)
1595 # error HVM_MAX_VCPUS not defined
1596 #endif
1597 int main(void) {
1598   xc_interface *xc;
1599   xs_daemon_open();
1600   xc = xc_interface_open(0, 0, 0);
1601   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1602   xc_gnttab_open(NULL, 0);
1603   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1604   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1605   return 0;
1606 }
1607 EOF
1608       compile_prog "" "$xen_libs"
1609     then
1610     xen_ctrl_version=420
1611     xen=yes
1612
1613   elif
1614       cat > $TMPC <<EOF &&
1615 #include <xenctrl.h>
1616 #include <xs.h>
1617 #include <stdint.h>
1618 #include <xen/hvm/hvm_info_table.h>
1619 #if !defined(HVM_MAX_VCPUS)
1620 # error HVM_MAX_VCPUS not defined
1621 #endif
1622 int main(void) {
1623   xs_daemon_open();
1624   xc_interface_open(0, 0, 0);
1625   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1626   xc_gnttab_open(NULL, 0);
1627   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1628   return 0;
1629 }
1630 EOF
1631       compile_prog "" "$xen_libs"
1632     then
1633     xen_ctrl_version=410
1634     xen=yes
1635
1636   # Xen 4.0.0
1637   elif
1638       cat > $TMPC <<EOF &&
1639 #include <xenctrl.h>
1640 #include <xs.h>
1641 #include <stdint.h>
1642 #include <xen/hvm/hvm_info_table.h>
1643 #if !defined(HVM_MAX_VCPUS)
1644 # error HVM_MAX_VCPUS not defined
1645 #endif
1646 int main(void) {
1647   struct xen_add_to_physmap xatp = {
1648     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1649   };
1650   xs_daemon_open();
1651   xc_interface_open();
1652   xc_gnttab_open();
1653   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1654   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1655   return 0;
1656 }
1657 EOF
1658       compile_prog "" "$xen_libs"
1659     then
1660     xen_ctrl_version=400
1661     xen=yes
1662
1663   # Xen 3.4.0
1664   elif
1665       cat > $TMPC <<EOF &&
1666 #include <xenctrl.h>
1667 #include <xs.h>
1668 int main(void) {
1669   struct xen_add_to_physmap xatp = {
1670     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1671   };
1672   xs_daemon_open();
1673   xc_interface_open();
1674   xc_gnttab_open();
1675   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1676   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1677   return 0;
1678 }
1679 EOF
1680       compile_prog "" "$xen_libs"
1681     then
1682     xen_ctrl_version=340
1683     xen=yes
1684
1685   # Xen 3.3.0
1686   elif
1687       cat > $TMPC <<EOF &&
1688 #include <xenctrl.h>
1689 #include <xs.h>
1690 int main(void) {
1691   xs_daemon_open();
1692   xc_interface_open();
1693   xc_gnttab_open();
1694   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1695   return 0;
1696 }
1697 EOF
1698       compile_prog "" "$xen_libs"
1699     then
1700     xen_ctrl_version=330
1701     xen=yes
1702
1703   # Xen version unsupported
1704   else
1705     if test "$xen" = "yes" ; then
1706       feature_not_found "xen (unsupported version)"
1707     fi
1708     xen=no
1709   fi
1710
1711   if test "$xen" = yes; then
1712     libs_softmmu="$xen_libs $libs_softmmu"
1713   fi
1714 fi
1715
1716 if test "$xen_pci_passthrough" != "no"; then
1717   if test "$xen" = "yes" && test "$linux" = "yes" &&
1718     test "$xen_ctrl_version" -ge 340; then
1719     xen_pci_passthrough=yes
1720   else
1721     if test "$xen_pci_passthrough" = "yes"; then
1722       if test "$xen_ctrl_version" -lt 340; then
1723         error_exit "User requested feature Xen PCI Passthrough" \
1724             "This feature does not work with Xen 3.3"
1725       fi
1726       error_exit "User requested feature Xen PCI Passthrough" \
1727           " but this feature requires /sys from Linux"
1728     fi
1729     xen_pci_passthrough=no
1730   fi
1731 fi
1732
1733 ##########################################
1734 # libtool probe
1735
1736 if ! has $libtool; then
1737     libtool=
1738 fi
1739
1740 # MacOSX ships with a libtool which isn't the GNU one; weed this
1741 # out by checking whether libtool supports the --version switch
1742 if test -n "$libtool"; then
1743   if ! "$libtool" --version >/dev/null 2>&1; then
1744     libtool=
1745   fi
1746 fi
1747
1748 ##########################################
1749 # Sparse probe
1750 if test "$sparse" != "no" ; then
1751   if has cgcc; then
1752     sparse=yes
1753   else
1754     if test "$sparse" = "yes" ; then
1755       feature_not_found "sparse"
1756     fi
1757     sparse=no
1758   fi
1759 fi
1760
1761 ##########################################
1762 # GTK probe
1763
1764 if test "$gtk" != "no"; then
1765     gtkpackage="gtk+-$gtkabi"
1766     if test "$gtkabi" = "3.0" ; then
1767       gtkversion="3.0.0"
1768       vtepackage="vte-2.90"
1769       vteversion="0.32.0"
1770     else
1771       gtkversion="2.18.0"
1772       vtepackage="vte"
1773       vteversion="0.24.0"
1774     fi
1775     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1776         if test "$gtk" = "yes" ; then
1777             feature_not_found "gtk"
1778         fi
1779         gtk="no"
1780     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1781         if test "$gtk" = "yes" ; then
1782             error_exit "libvte not found (required for gtk support)"
1783         fi
1784         gtk="no"
1785     else
1786         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1787         gtk_libs=`$pkg_config --libs $gtkpackage`
1788         vte_cflags=`$pkg_config --cflags $vtepackage`
1789         vte_libs=`$pkg_config --libs $vtepackage`
1790         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1791         gtk="yes"
1792     fi
1793 fi
1794
1795 ##########################################
1796 # SDL probe
1797
1798 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1799 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1800 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1801   sdl_config=sdl-config
1802 fi
1803
1804 if $pkg_config sdl --exists; then
1805   sdlconfig="$pkg_config sdl"
1806   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1807 elif has ${sdl_config}; then
1808   sdlconfig="$sdl_config"
1809   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1810 else
1811   if test "$sdl" = "yes" ; then
1812     feature_not_found "sdl"
1813   fi
1814   sdl=no
1815 fi
1816 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1817   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1818 fi
1819
1820 sdl_too_old=no
1821 if test "$sdl" != "no" ; then
1822   cat > $TMPC << EOF
1823 #include <SDL.h>
1824 #undef main /* We don't want SDL to override our main() */
1825 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1826 EOF
1827   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1828   if test "$static" = "yes" ; then
1829     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1830   else
1831     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1832   fi
1833   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1834     if test "$_sdlversion" -lt 121 ; then
1835       sdl_too_old=yes
1836     else
1837       if test "$cocoa" = "no" ; then
1838         sdl=yes
1839       fi
1840     fi
1841
1842     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1843     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1844       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1845          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1846          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1847       fi
1848       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1849         :
1850       else
1851         sdl=no
1852       fi
1853     fi # static link
1854   else # sdl not found
1855     if test "$sdl" = "yes" ; then
1856       feature_not_found "sdl"
1857     fi
1858     sdl=no
1859   fi # sdl compile test
1860 fi
1861
1862 if test "$sdl" = "yes" ; then
1863   cat > $TMPC <<EOF
1864 #include <SDL.h>
1865 #if defined(SDL_VIDEO_DRIVER_X11)
1866 #include <X11/XKBlib.h>
1867 #else
1868 #error No x11 support
1869 #endif
1870 int main(void) { return 0; }
1871 EOF
1872   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1873     sdl_libs="$sdl_libs -lX11"
1874   fi
1875   libs_softmmu="$sdl_libs $libs_softmmu"
1876 fi
1877
1878 ##########################################
1879 # RDMA needs OpenFabrics libraries
1880 if test "$rdma" != "no" ; then
1881   cat > $TMPC <<EOF
1882 #include <rdma/rdma_cma.h>
1883 int main(void) { return 0; }
1884 EOF
1885   rdma_libs="-lrdmacm -libverbs"
1886   if compile_prog "" "$rdma_libs" ; then
1887     rdma="yes"
1888     libs_softmmu="$libs_softmmu $rdma_libs"
1889   else
1890     if test "$rdma" = "yes" ; then
1891         error_exit \
1892             " OpenFabrics librdmacm/libibverbs not present." \
1893             " Your options:" \
1894             "  (1) Fast: Install infiniband packages from your distro." \
1895             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1896             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1897     fi
1898     rdma="no"
1899   fi
1900 fi
1901
1902 ##########################################
1903 # VNC TLS/WS detection
1904 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1905   cat > $TMPC <<EOF
1906 #include <gnutls/gnutls.h>
1907 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1908 EOF
1909   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1910   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1911   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1912     if test "$vnc_tls" != "no" ; then
1913       vnc_tls=yes
1914     fi
1915     if test "$vnc_ws" != "no" ; then
1916       vnc_ws=yes
1917     fi
1918     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1919     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1920   else
1921     if test "$vnc_tls" = "yes" ; then
1922       feature_not_found "vnc-tls"
1923     fi
1924     if test "$vnc_ws" = "yes" ; then
1925       feature_not_found "vnc-ws"
1926     fi
1927     vnc_tls=no
1928     vnc_ws=no
1929   fi
1930 fi
1931
1932 ##########################################
1933 # VNC SASL detection
1934 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1935   cat > $TMPC <<EOF
1936 #include <sasl/sasl.h>
1937 #include <stdio.h>
1938 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1939 EOF
1940   # Assuming Cyrus-SASL installed in /usr prefix
1941   vnc_sasl_cflags=""
1942   vnc_sasl_libs="-lsasl2"
1943   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1944     vnc_sasl=yes
1945     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1946     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1947   else
1948     if test "$vnc_sasl" = "yes" ; then
1949       feature_not_found "vnc-sasl"
1950     fi
1951     vnc_sasl=no
1952   fi
1953 fi
1954
1955 ##########################################
1956 # VNC JPEG detection
1957 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1958 cat > $TMPC <<EOF
1959 #include <stdio.h>
1960 #include <jpeglib.h>
1961 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1962 EOF
1963     vnc_jpeg_cflags=""
1964     vnc_jpeg_libs="-ljpeg"
1965   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1966     vnc_jpeg=yes
1967     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1968     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1969   else
1970     if test "$vnc_jpeg" = "yes" ; then
1971       feature_not_found "vnc-jpeg"
1972     fi
1973     vnc_jpeg=no
1974   fi
1975 fi
1976
1977 ##########################################
1978 # VNC PNG detection
1979 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1980 cat > $TMPC <<EOF
1981 //#include <stdio.h>
1982 #include <png.h>
1983 #include <stddef.h>
1984 int main(void) {
1985     png_structp png_ptr;
1986     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1987     return png_ptr != 0;
1988 }
1989 EOF
1990   if $pkg_config libpng --exists; then
1991     vnc_png_cflags=`$pkg_config libpng --cflags`
1992     vnc_png_libs=`$pkg_config libpng --libs`
1993   else
1994     vnc_png_cflags=""
1995     vnc_png_libs="-lpng"
1996   fi
1997   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1998     vnc_png=yes
1999     libs_softmmu="$vnc_png_libs $libs_softmmu"
2000     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
2001   else
2002     if test "$vnc_png" = "yes" ; then
2003       feature_not_found "vnc-png"
2004     fi
2005     vnc_png=no
2006   fi
2007 fi
2008
2009 ##########################################
2010 # fnmatch() probe, used for ACL routines
2011 fnmatch="no"
2012 cat > $TMPC << EOF
2013 #include <fnmatch.h>
2014 int main(void)
2015 {
2016     fnmatch("foo", "foo", 0);
2017     return 0;
2018 }
2019 EOF
2020 if compile_prog "" "" ; then
2021    fnmatch="yes"
2022 fi
2023
2024 ##########################################
2025 # uuid_generate() probe, used for vdi block driver
2026 # Note that on some systems (notably MacOSX) no extra library
2027 # need be linked to get the uuid functions.
2028 if test "$uuid" != "no" ; then
2029   uuid_libs="-luuid"
2030   cat > $TMPC << EOF
2031 #include <uuid/uuid.h>
2032 int main(void)
2033 {
2034     uuid_t my_uuid;
2035     uuid_generate(my_uuid);
2036     return 0;
2037 }
2038 EOF
2039   if compile_prog "" "" ; then
2040     uuid="yes"
2041   elif compile_prog "" "$uuid_libs" ; then
2042     uuid="yes"
2043     libs_softmmu="$uuid_libs $libs_softmmu"
2044     libs_tools="$uuid_libs $libs_tools"
2045   else
2046     if test "$uuid" = "yes" ; then
2047       feature_not_found "uuid"
2048     fi
2049     uuid=no
2050   fi
2051 fi
2052
2053 if test "$vhdx" = "yes" ; then
2054     if test "$uuid" = "no" ; then
2055         error_exit "uuid required for VHDX support"
2056     fi
2057 elif test "$vhdx" != "no" ; then
2058     if test "$uuid" = "yes" ; then
2059         vhdx=yes
2060     else
2061         vhdx=no
2062     fi
2063 fi
2064
2065 ##########################################
2066 # xfsctl() probe, used for raw-posix
2067 if test "$xfs" != "no" ; then
2068   cat > $TMPC << EOF
2069 #include <stddef.h>  /* NULL */
2070 #include <xfs/xfs.h>
2071 int main(void)
2072 {
2073     xfsctl(NULL, 0, 0, NULL);
2074     return 0;
2075 }
2076 EOF
2077   if compile_prog "" "" ; then
2078     xfs="yes"
2079   else
2080     if test "$xfs" = "yes" ; then
2081       feature_not_found "xfs"
2082     fi
2083     xfs=no
2084   fi
2085 fi
2086
2087 ##########################################
2088 # vde libraries probe
2089 if test "$vde" != "no" ; then
2090   vde_libs="-lvdeplug"
2091   cat > $TMPC << EOF
2092 #include <libvdeplug.h>
2093 int main(void)
2094 {
2095     struct vde_open_args a = {0, 0, 0};
2096     char s[] = "";
2097     vde_open(s, s, &a);
2098     return 0;
2099 }
2100 EOF
2101   if compile_prog "" "$vde_libs" ; then
2102     vde=yes
2103     libs_softmmu="$vde_libs $libs_softmmu"
2104     libs_tools="$vde_libs $libs_tools"
2105   else
2106     if test "$vde" = "yes" ; then
2107       feature_not_found "vde"
2108     fi
2109     vde=no
2110   fi
2111 fi
2112
2113 ##########################################
2114 # netmap headers probe
2115 if test "$netmap" != "no" ; then
2116   cat > $TMPC << EOF
2117 #include <inttypes.h>
2118 #include <net/if.h>
2119 #include <net/netmap.h>
2120 #include <net/netmap_user.h>
2121 int main(void) { return 0; }
2122 EOF
2123   if compile_prog "" "" ; then
2124     netmap=yes
2125   else
2126     if test "$netmap" = "yes" ; then
2127       feature_not_found "netmap"
2128     fi
2129     netmap=no
2130   fi
2131 fi
2132
2133 ##########################################
2134 # libcap-ng library probe
2135 if test "$cap_ng" != "no" ; then
2136   cap_libs="-lcap-ng"
2137   cat > $TMPC << EOF
2138 #include <cap-ng.h>
2139 int main(void)
2140 {
2141     capng_capability_to_name(CAPNG_EFFECTIVE);
2142     return 0;
2143 }
2144 EOF
2145   if compile_prog "" "$cap_libs" ; then
2146     cap_ng=yes
2147     libs_tools="$cap_libs $libs_tools"
2148   else
2149     if test "$cap_ng" = "yes" ; then
2150       feature_not_found "cap_ng"
2151     fi
2152     cap_ng=no
2153   fi
2154 fi
2155
2156 ##########################################
2157 # Sound support libraries probe
2158
2159 audio_drv_probe()
2160 {
2161     drv=$1
2162     hdr=$2
2163     lib=$3
2164     exp=$4
2165     cfl=$5
2166         cat > $TMPC << EOF
2167 #include <$hdr>
2168 int main(void) { $exp }
2169 EOF
2170     if compile_prog "$cfl" "$lib" ; then
2171         :
2172     else
2173         error_exit "$drv check failed" \
2174             "Make sure to have the $drv libs and headers installed."
2175     fi
2176 }
2177
2178 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2179 for drv in $audio_drv_list; do
2180     case $drv in
2181     alsa)
2182     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2183         "return snd_pcm_close((snd_pcm_t *)0);"
2184     libs_softmmu="-lasound $libs_softmmu"
2185     ;;
2186
2187     fmod)
2188     if test -z $fmod_lib || test -z $fmod_inc; then
2189         error_exit "You must specify path to FMOD library and headers" \
2190             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2191     fi
2192     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2193     libs_softmmu="$fmod_lib $libs_softmmu"
2194     ;;
2195
2196     esd)
2197     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2198     libs_softmmu="-lesd $libs_softmmu"
2199     audio_pt_int="yes"
2200     ;;
2201
2202     pa)
2203     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2204         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2205     libs_softmmu="-lpulse $libs_softmmu"
2206     audio_pt_int="yes"
2207     ;;
2208
2209     coreaudio)
2210       libs_softmmu="-framework CoreAudio $libs_softmmu"
2211     ;;
2212
2213     dsound)
2214       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2215       audio_win_int="yes"
2216     ;;
2217
2218     oss)
2219       libs_softmmu="$oss_lib $libs_softmmu"
2220     ;;
2221
2222     sdl|wav)
2223     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2224     ;;
2225
2226     winwave)
2227       libs_softmmu="-lwinmm $libs_softmmu"
2228       audio_win_int="yes"
2229     ;;
2230
2231     *)
2232     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2233         error_exit "Unknown driver '$drv' selected" \
2234             "Possible drivers are: $audio_possible_drivers"
2235     }
2236     ;;
2237     esac
2238 done
2239
2240 ##########################################
2241 # BrlAPI probe
2242
2243 if test "$brlapi" != "no" ; then
2244   brlapi_libs="-lbrlapi"
2245   cat > $TMPC << EOF
2246 #include <brlapi.h>
2247 #include <stddef.h>
2248 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2249 EOF
2250   if compile_prog "" "$brlapi_libs" ; then
2251     brlapi=yes
2252     libs_softmmu="$brlapi_libs $libs_softmmu"
2253   else
2254     if test "$brlapi" = "yes" ; then
2255       feature_not_found "brlapi"
2256     fi
2257     brlapi=no
2258   fi
2259 fi
2260
2261 ##########################################
2262 # curses probe
2263 if test "$curses" != "no" ; then
2264   if test "$mingw32" = "yes" ; then
2265     curses_list="-lpdcurses"
2266   else
2267     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2268   fi
2269   curses_found=no
2270   cat > $TMPC << EOF
2271 #include <curses.h>
2272 int main(void) {
2273   const char *s = curses_version();
2274   resize_term(0, 0);
2275   return s != 0;
2276 }
2277 EOF
2278   IFS=:
2279   for curses_lib in $curses_list; do
2280     unset IFS
2281     if compile_prog "" "$curses_lib" ; then
2282       curses_found=yes
2283       libs_softmmu="$curses_lib $libs_softmmu"
2284       break
2285     fi
2286   done
2287   unset IFS
2288   if test "$curses_found" = "yes" ; then
2289     curses=yes
2290   else
2291     if test "$curses" = "yes" ; then
2292       feature_not_found "curses"
2293     fi
2294     curses=no
2295   fi
2296 fi
2297
2298 ##########################################
2299 # curl probe
2300 if test "$curl" != "no" ; then
2301   if $pkg_config libcurl --exists; then
2302     curlconfig="$pkg_config libcurl"
2303   else
2304     curlconfig=curl-config
2305   fi
2306   cat > $TMPC << EOF
2307 #include <curl/curl.h>
2308 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2309 EOF
2310   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2311   curl_libs=`$curlconfig --libs 2>/dev/null`
2312   if compile_prog "$curl_cflags" "$curl_libs" ; then
2313     curl=yes
2314     libs_tools="$curl_libs $libs_tools"
2315     libs_softmmu="$curl_libs $libs_softmmu"
2316   else
2317     if test "$curl" = "yes" ; then
2318       feature_not_found "curl"
2319     fi
2320     curl=no
2321   fi
2322 fi # test "$curl"
2323
2324 ##########################################
2325 # bluez support probe
2326 if test "$bluez" != "no" ; then
2327   cat > $TMPC << EOF
2328 #include <bluetooth/bluetooth.h>
2329 int main(void) { return bt_error(0); }
2330 EOF
2331   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2332   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2333   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2334     bluez=yes
2335     libs_softmmu="$bluez_libs $libs_softmmu"
2336   else
2337     if test "$bluez" = "yes" ; then
2338       feature_not_found "bluez"
2339     fi
2340     bluez="no"
2341   fi
2342 fi
2343
2344 ##########################################
2345 # glib support probe
2346
2347 if test "$mingw32" = yes; then
2348     # g_poll is required in order to integrate with the glib main loop.
2349     glib_req_ver=2.20
2350 else
2351     glib_req_ver=2.12
2352 fi
2353 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2354     glib_cflags=`$pkg_config --cflags gthread-2.0`
2355     glib_libs=`$pkg_config --libs gthread-2.0`
2356     LIBS="$glib_libs $LIBS"
2357     libs_qga="$glib_libs $libs_qga"
2358 else
2359     error_exit "glib-$glib_req_ver required to compile QEMU"
2360 fi
2361
2362 ##########################################
2363 # pixman support probe
2364
2365 if test "$pixman" = ""; then
2366   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2367     pixman="none"
2368   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2369     pixman="system"
2370   else
2371     pixman="internal"
2372   fi
2373 fi
2374 if test "$pixman" = "none"; then
2375   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2376     error_exit "pixman disabled but system emulation or tools build" \
2377         "enabled.  You can turn off pixman only if you also" \
2378         "disable all system emulation targets and the tools" \
2379         "build with '--disable-tools --disable-system'."
2380   fi
2381   pixman_cflags=
2382   pixman_libs=
2383 elif test "$pixman" = "system"; then
2384   pixman_cflags=`$pkg_config --cflags pixman-1`
2385   pixman_libs=`$pkg_config --libs pixman-1`
2386 else
2387   if test ! -d ${source_path}/pixman/pixman; then
2388     error_exit "pixman not present. Your options:" \
2389         "  (1) Preferred: Install the pixman devel package (any recent" \
2390         "      distro should have packages as Xorg needs pixman too)." \
2391         "  (2) Fetch the pixman submodule, using:" \
2392         "      git submodule update --init pixman"
2393   fi
2394   mkdir -p pixman/pixman
2395   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2396   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2397 fi
2398
2399 ##########################################
2400 # libcap probe
2401
2402 if test "$cap" != "no" ; then
2403   cat > $TMPC <<EOF
2404 #include <stdio.h>
2405 #include <sys/capability.h>
2406 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2407 EOF
2408   if compile_prog "" "-lcap" ; then
2409     cap=yes
2410   else
2411     cap=no
2412   fi
2413 fi
2414
2415 ##########################################
2416 # pthread probe
2417 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2418
2419 pthread=no
2420 cat > $TMPC << EOF
2421 #include <pthread.h>
2422 static void *f(void *p) { return NULL; }
2423 int main(void) {
2424   pthread_t thread;
2425   pthread_create(&thread, 0, f, 0);
2426   return 0;
2427 }
2428 EOF
2429 if compile_prog "" "" ; then
2430   pthread=yes
2431 else
2432   for pthread_lib in $PTHREADLIBS_LIST; do
2433     if compile_prog "" "$pthread_lib" ; then
2434       pthread=yes
2435       found=no
2436       for lib_entry in $LIBS; do
2437         if test "$lib_entry" = "$pthread_lib"; then
2438           found=yes
2439           break
2440         fi
2441       done
2442       if test "$found" = "no"; then
2443         LIBS="$pthread_lib $LIBS"
2444       fi
2445       break
2446     fi
2447   done
2448 fi
2449
2450 if test "$mingw32" != yes -a "$pthread" = no; then
2451   error_exit "pthread check failed" \
2452       "Make sure to have the pthread libs and headers installed."
2453 fi
2454
2455 ##########################################
2456 # rbd probe
2457 if test "$rbd" != "no" ; then
2458   cat > $TMPC <<EOF
2459 #include <stdio.h>
2460 #include <rbd/librbd.h>
2461 int main(void) {
2462     rados_t cluster;
2463     rados_create(&cluster, NULL);
2464     return 0;
2465 }
2466 EOF
2467   rbd_libs="-lrbd -lrados"
2468   if compile_prog "" "$rbd_libs" ; then
2469     rbd=yes
2470     libs_tools="$rbd_libs $libs_tools"
2471     libs_softmmu="$rbd_libs $libs_softmmu"
2472   else
2473     if test "$rbd" = "yes" ; then
2474       feature_not_found "rados block device"
2475     fi
2476     rbd=no
2477   fi
2478 fi
2479
2480 ##########################################
2481 # libssh2 probe
2482 min_libssh2_version=1.2.8
2483 if test "$libssh2" != "no" ; then
2484   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2485     libssh2_cflags=`$pkg_config libssh2 --cflags`
2486     libssh2_libs=`$pkg_config libssh2 --libs`
2487     libssh2=yes
2488     libs_tools="$libssh2_libs $libs_tools"
2489     libs_softmmu="$libssh2_libs $libs_softmmu"
2490     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2491   else
2492     if test "$libssh2" = "yes" ; then
2493       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2494     fi
2495     libssh2=no
2496   fi
2497 fi
2498
2499 ##########################################
2500 # libssh2_sftp_fsync probe
2501
2502 if test "$libssh2" = "yes"; then
2503   cat > $TMPC <<EOF
2504 #include <stdio.h>
2505 #include <libssh2.h>
2506 #include <libssh2_sftp.h>
2507 int main(void) {
2508     LIBSSH2_SESSION *session;
2509     LIBSSH2_SFTP *sftp;
2510     LIBSSH2_SFTP_HANDLE *sftp_handle;
2511     session = libssh2_session_init ();
2512     sftp = libssh2_sftp_init (session);
2513     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2514     libssh2_sftp_fsync (sftp_handle);
2515     return 0;
2516 }
2517 EOF
2518   # libssh2_cflags/libssh2_libs defined in previous test.
2519   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2520     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2521   fi
2522 fi
2523
2524 ##########################################
2525 # linux-aio probe
2526
2527 if test "$linux_aio" != "no" ; then
2528   cat > $TMPC <<EOF
2529 #include <libaio.h>
2530 #include <sys/eventfd.h>
2531 #include <stddef.h>
2532 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2533 EOF
2534   if compile_prog "" "-laio" ; then
2535     linux_aio=yes
2536     libs_softmmu="$libs_softmmu -laio"
2537     libs_tools="$libs_tools -laio"
2538   else
2539     if test "$linux_aio" = "yes" ; then
2540       feature_not_found "linux AIO"
2541     fi
2542     linux_aio=no
2543   fi
2544 fi
2545
2546 ##########################################
2547 # TPM passthrough is only on x86 Linux
2548
2549 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2550   tpm_passthrough=$tpm
2551 else
2552   tpm_passthrough=no
2553 fi
2554
2555 ##########################################
2556 # adjust virtio-blk-data-plane based on linux-aio
2557
2558 if test "$virtio_blk_data_plane" = "yes" -a \
2559         "$linux_aio" != "yes" ; then
2560   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2561 elif test -z "$virtio_blk_data_plane" ; then
2562   virtio_blk_data_plane=$linux_aio
2563 fi
2564
2565 ##########################################
2566 # attr probe
2567
2568 if test "$attr" != "no" ; then
2569   cat > $TMPC <<EOF
2570 #include <stdio.h>
2571 #include <sys/types.h>
2572 #ifdef CONFIG_LIBATTR
2573 #include <attr/xattr.h>
2574 #else
2575 #include <sys/xattr.h>
2576 #endif
2577 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2578 EOF
2579   if compile_prog "" "" ; then
2580     attr=yes
2581   # Older distros have <attr/xattr.h>, and need -lattr:
2582   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2583     attr=yes
2584     LIBS="-lattr $LIBS"
2585     libattr=yes
2586   else
2587     if test "$attr" = "yes" ; then
2588       feature_not_found "ATTR"
2589     fi
2590     attr=no
2591   fi
2592 fi
2593
2594 ##########################################
2595 # iovec probe
2596 cat > $TMPC <<EOF
2597 #include <sys/types.h>
2598 #include <sys/uio.h>
2599 #include <unistd.h>
2600 int main(void) { return sizeof(struct iovec); }
2601 EOF
2602 iovec=no
2603 if compile_prog "" "" ; then
2604   iovec=yes
2605 fi
2606
2607 ##########################################
2608 # preadv probe
2609 cat > $TMPC <<EOF
2610 #include <sys/types.h>
2611 #include <sys/uio.h>
2612 #include <unistd.h>
2613 int main(void) { return preadv(0, 0, 0, 0); }
2614 EOF
2615 preadv=no
2616 if compile_prog "" "" ; then
2617   preadv=yes
2618 fi
2619
2620 ##########################################
2621 # fdt probe
2622 # fdt support is mandatory for at least some target architectures,
2623 # so insist on it if we're building those system emulators.
2624 fdt_required=no
2625 for target in $target_list; do
2626   case $target in
2627     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2628       fdt_required=yes
2629     ;;
2630   esac
2631 done
2632
2633 if test "$fdt_required" = "yes"; then
2634   if test "$fdt" = "no"; then
2635     error_exit "fdt disabled but some requested targets require it." \
2636       "You can turn off fdt only if you also disable all the system emulation" \
2637       "targets which need it (by specifying a cut down --target-list)."
2638   fi
2639   fdt=yes
2640 fi
2641
2642 if test "$fdt" != "no" ; then
2643   fdt_libs="-lfdt"
2644   # explicitly check for libfdt_env.h as it is missing in some stable installs
2645   cat > $TMPC << EOF
2646 #include <libfdt_env.h>
2647 int main(void) { return 0; }
2648 EOF
2649   if compile_prog "" "$fdt_libs" ; then
2650     # system DTC is good - use it
2651     fdt=yes
2652   elif test -d ${source_path}/dtc/libfdt ; then
2653     # have submodule DTC - use it
2654     fdt=yes
2655     dtc_internal="yes"
2656     mkdir -p dtc
2657     if [ "$source_path" != `pwd` ] ; then
2658        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2659        symlink "$source_path/dtc/scripts" "dtc/scripts"
2660     fi
2661     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2662     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2663   elif test "$fdt" = "yes" ; then
2664     # have neither and want - prompt for system/submodule install
2665     error_exit "DTC not present. Your options:" \
2666         "  (1) Preferred: Install the DTC devel package" \
2667         "  (2) Fetch the DTC submodule, using:" \
2668         "      git submodule update --init dtc"
2669   else
2670     # don't have and don't want
2671     fdt_libs=
2672     fdt=no
2673   fi
2674 fi
2675
2676 libs_softmmu="$libs_softmmu $fdt_libs"
2677
2678 ##########################################
2679 # GLX probe, used by milkymist-tmu2
2680 if test "$glx" != "no" ; then
2681   glx_libs="-lGL -lX11"
2682   cat > $TMPC << EOF
2683 #include <X11/Xlib.h>
2684 #include <GL/gl.h>
2685 #include <GL/glx.h>
2686 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2687 EOF
2688   if compile_prog "" "-lGL -lX11" ; then
2689     glx=yes
2690   else
2691     if test "$glx" = "yes" ; then
2692       feature_not_found "glx"
2693     fi
2694     glx_libs=
2695     glx=no
2696   fi
2697 fi
2698
2699 ##########################################
2700 # glusterfs probe
2701 if test "$glusterfs" != "no" ; then
2702   if $pkg_config --atleast-version=3 glusterfs-api; then
2703     glusterfs="yes"
2704     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2705     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2706     CFLAGS="$CFLAGS $glusterfs_cflags"
2707     libs_tools="$glusterfs_libs $libs_tools"
2708     libs_softmmu="$glusterfs_libs $libs_softmmu"
2709     if $pkg_config --atleast-version=5 glusterfs-api; then
2710       glusterfs_discard="yes"
2711     fi
2712     if $pkg_config --atleast-version=6 glusterfs-api; then
2713       glusterfs_zerofill="yes"
2714     fi
2715   else
2716     if test "$glusterfs" = "yes" ; then
2717       feature_not_found "GlusterFS backend support"
2718     fi
2719     glusterfs="no"
2720   fi
2721 fi
2722
2723 # Check for inotify functions when we are building linux-user
2724 # emulator.  This is done because older glibc versions don't
2725 # have syscall stubs for these implemented.  In that case we
2726 # don't provide them even if kernel supports them.
2727 #
2728 inotify=no
2729 cat > $TMPC << EOF
2730 #include <sys/inotify.h>
2731
2732 int
2733 main(void)
2734 {
2735         /* try to start inotify */
2736         return inotify_init();
2737 }
2738 EOF
2739 if compile_prog "" "" ; then
2740   inotify=yes
2741 fi
2742
2743 inotify1=no
2744 cat > $TMPC << EOF
2745 #include <sys/inotify.h>
2746
2747 int
2748 main(void)
2749 {
2750     /* try to start inotify */
2751     return inotify_init1(0);
2752 }
2753 EOF
2754 if compile_prog "" "" ; then
2755   inotify1=yes
2756 fi
2757
2758 # check if utimensat and futimens are supported
2759 utimens=no
2760 cat > $TMPC << EOF
2761 #define _ATFILE_SOURCE
2762 #include <stddef.h>
2763 #include <fcntl.h>
2764 #include <sys/stat.h>
2765
2766 int main(void)
2767 {
2768     utimensat(AT_FDCWD, "foo", NULL, 0);
2769     futimens(0, NULL);
2770     return 0;
2771 }
2772 EOF
2773 if compile_prog "" "" ; then
2774   utimens=yes
2775 fi
2776
2777 # check if pipe2 is there
2778 pipe2=no
2779 cat > $TMPC << EOF
2780 #include <unistd.h>
2781 #include <fcntl.h>
2782
2783 int main(void)
2784 {
2785     int pipefd[2];
2786     return pipe2(pipefd, O_CLOEXEC);
2787 }
2788 EOF
2789 if compile_prog "" "" ; then
2790   pipe2=yes
2791 fi
2792
2793 # check if accept4 is there
2794 accept4=no
2795 cat > $TMPC << EOF
2796 #include <sys/socket.h>
2797 #include <stddef.h>
2798
2799 int main(void)
2800 {
2801     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2802     return 0;
2803 }
2804 EOF
2805 if compile_prog "" "" ; then
2806   accept4=yes
2807 fi
2808
2809 # check if tee/splice is there. vmsplice was added same time.
2810 splice=no
2811 cat > $TMPC << EOF
2812 #include <unistd.h>
2813 #include <fcntl.h>
2814 #include <limits.h>
2815
2816 int main(void)
2817 {
2818     int len, fd = 0;
2819     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2820     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2821     return 0;
2822 }
2823 EOF
2824 if compile_prog "" "" ; then
2825   splice=yes
2826 fi
2827
2828 ##########################################
2829 # signalfd probe
2830 signalfd="no"
2831 cat > $TMPC << EOF
2832 #include <unistd.h>
2833 #include <sys/syscall.h>
2834 #include <signal.h>
2835 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2836 EOF
2837
2838 if compile_prog "" "" ; then
2839   signalfd=yes
2840 fi
2841
2842 # check if eventfd is supported
2843 eventfd=no
2844 cat > $TMPC << EOF
2845 #include <sys/eventfd.h>
2846
2847 int main(void)
2848 {
2849     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2850 }
2851 EOF
2852 if compile_prog "" "" ; then
2853   eventfd=yes
2854 fi
2855
2856 # check for fallocate
2857 fallocate=no
2858 cat > $TMPC << EOF
2859 #include <fcntl.h>
2860
2861 int main(void)
2862 {
2863     fallocate(0, 0, 0, 0);
2864     return 0;
2865 }
2866 EOF
2867 if compile_prog "" "" ; then
2868   fallocate=yes
2869 fi
2870
2871 # check for fallocate hole punching
2872 fallocate_punch_hole=no
2873 cat > $TMPC << EOF
2874 #include <fcntl.h>
2875 #include <linux/falloc.h>
2876
2877 int main(void)
2878 {
2879     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2880     return 0;
2881 }
2882 EOF
2883 if compile_prog "" "" ; then
2884   fallocate_punch_hole=yes
2885 fi
2886
2887 # check for sync_file_range
2888 sync_file_range=no
2889 cat > $TMPC << EOF
2890 #include <fcntl.h>
2891
2892 int main(void)
2893 {
2894     sync_file_range(0, 0, 0, 0);
2895     return 0;
2896 }
2897 EOF
2898 if compile_prog "" "" ; then
2899   sync_file_range=yes
2900 fi
2901
2902 # check for linux/fiemap.h and FS_IOC_FIEMAP
2903 fiemap=no
2904 cat > $TMPC << EOF
2905 #include <sys/ioctl.h>
2906 #include <linux/fs.h>
2907 #include <linux/fiemap.h>
2908
2909 int main(void)
2910 {
2911     ioctl(0, FS_IOC_FIEMAP, 0);
2912     return 0;
2913 }
2914 EOF
2915 if compile_prog "" "" ; then
2916   fiemap=yes
2917 fi
2918
2919 # check for dup3
2920 dup3=no
2921 cat > $TMPC << EOF
2922 #include <unistd.h>
2923
2924 int main(void)
2925 {
2926     dup3(0, 0, 0);
2927     return 0;
2928 }
2929 EOF
2930 if compile_prog "" "" ; then
2931   dup3=yes
2932 fi
2933
2934 # check for ppoll support
2935 ppoll=no
2936 cat > $TMPC << EOF
2937 #include <poll.h>
2938
2939 int main(void)
2940 {
2941     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2942     ppoll(&pfd, 1, 0, 0);
2943     return 0;
2944 }
2945 EOF
2946 if compile_prog "" "" ; then
2947   ppoll=yes
2948 fi
2949
2950 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2951 prctl_pr_set_timerslack=no
2952 cat > $TMPC << EOF
2953 #include <sys/prctl.h>
2954
2955 int main(void)
2956 {
2957     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2958     return 0;
2959 }
2960 EOF
2961 if compile_prog "" "" ; then
2962   prctl_pr_set_timerslack=yes
2963 fi
2964
2965 # check for epoll support
2966 epoll=no
2967 cat > $TMPC << EOF
2968 #include <sys/epoll.h>
2969
2970 int main(void)
2971 {
2972     epoll_create(0);
2973     return 0;
2974 }
2975 EOF
2976 if compile_prog "" "" ; then
2977   epoll=yes
2978 fi
2979
2980 # epoll_create1 and epoll_pwait are later additions
2981 # so we must check separately for their presence
2982 epoll_create1=no
2983 cat > $TMPC << EOF
2984 #include <sys/epoll.h>
2985
2986 int main(void)
2987 {
2988     /* Note that we use epoll_create1 as a value, not as
2989      * a function being called. This is necessary so that on
2990      * old SPARC glibc versions where the function was present in
2991      * the library but not declared in the header file we will
2992      * fail the configure check. (Otherwise we will get a compiler
2993      * warning but not an error, and will proceed to fail the
2994      * qemu compile where we compile with -Werror.)
2995      */
2996     return (int)(uintptr_t)&epoll_create1;
2997 }
2998 EOF
2999 if compile_prog "" "" ; then
3000   epoll_create1=yes
3001 fi
3002
3003 epoll_pwait=no
3004 cat > $TMPC << EOF
3005 #include <sys/epoll.h>
3006
3007 int main(void)
3008 {
3009     epoll_pwait(0, 0, 0, 0, 0);
3010     return 0;
3011 }
3012 EOF
3013 if compile_prog "" "" ; then
3014   epoll_pwait=yes
3015 fi
3016
3017 # check for sendfile support
3018 sendfile=no
3019 cat > $TMPC << EOF
3020 #include <sys/sendfile.h>
3021
3022 int main(void)
3023 {
3024     return sendfile(0, 0, 0, 0);
3025 }
3026 EOF
3027 if compile_prog "" "" ; then
3028   sendfile=yes
3029 fi
3030
3031 # Check if tools are available to build documentation.
3032 if test "$docs" != "no" ; then
3033   if has makeinfo && has pod2man; then
3034     docs=yes
3035   else
3036     if test "$docs" = "yes" ; then
3037       feature_not_found "docs"
3038     fi
3039     docs=no
3040   fi
3041 fi
3042
3043 # Search for bswap_32 function
3044 byteswap_h=no
3045 cat > $TMPC << EOF
3046 #include <byteswap.h>
3047 int main(void) { return bswap_32(0); }
3048 EOF
3049 if compile_prog "" "" ; then
3050   byteswap_h=yes
3051 fi
3052
3053 # Search for bswap32 function
3054 bswap_h=no
3055 cat > $TMPC << EOF
3056 #include <sys/endian.h>
3057 #include <sys/types.h>
3058 #include <machine/bswap.h>
3059 int main(void) { return bswap32(0); }
3060 EOF
3061 if compile_prog "" "" ; then
3062   bswap_h=yes
3063 fi
3064
3065 ##########################################
3066 # Do we have libiscsi
3067 # We check for iscsi_write16_sync() to make sure we have a
3068 # at least version 1.4.0 of libiscsi.
3069 if test "$libiscsi" != "no" ; then
3070   cat > $TMPC << EOF
3071 #include <stdio.h>
3072 #include <iscsi/iscsi.h>
3073 int main(void) { iscsi_write16_sync(NULL,0,0,NULL,0,0,0,0,0,0,0); return 0; }
3074 EOF
3075   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3076     libiscsi="yes"
3077     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3078     libiscsi_libs=$($pkg_config --libs libiscsi)
3079     CFLAGS="$CFLAGS $libiscsi_cflags"
3080     LIBS="$LIBS $libiscsi_libs"
3081   elif compile_prog "" "-liscsi" ; then
3082     libiscsi="yes"
3083     LIBS="$LIBS -liscsi"
3084   else
3085     if test "$libiscsi" = "yes" ; then
3086       feature_not_found "libiscsi"
3087     fi
3088     libiscsi="no"
3089   fi
3090 fi
3091
3092 # We also need to know the API version because there was an
3093 # API change from 1.4.0 to 1.5.0.
3094 if test "$libiscsi" = "yes"; then
3095   cat >$TMPC <<EOF
3096 #include <iscsi/iscsi.h>
3097 int main(void)
3098 {
3099   iscsi_read10_task(0, 0, 0, 0, 0, 0, 0);
3100   return 0;
3101 }
3102 EOF
3103   if compile_prog "" "-liscsi"; then
3104     libiscsi_version="1.4.0"
3105   fi
3106 fi
3107
3108 ##########################################
3109 # Do we need libm
3110 cat > $TMPC << EOF
3111 #include <math.h>
3112 int main(void) { return isnan(sin(0.0)); }
3113 EOF
3114 if compile_prog "" "" ; then
3115   :
3116 elif compile_prog "" "-lm" ; then
3117   LIBS="-lm $LIBS"
3118   libs_qga="-lm $libs_qga"
3119 else
3120   error_exit "libm check failed"
3121 fi
3122
3123 ##########################################
3124 # Do we need librt
3125 # uClibc provides 2 versions of clock_gettime(), one with realtime
3126 # support and one without. This means that the clock_gettime() don't
3127 # need -lrt. We still need it for timer_create() so we check for this
3128 # function in addition.
3129 cat > $TMPC <<EOF
3130 #include <signal.h>
3131 #include <time.h>
3132 int main(void) {
3133   timer_create(CLOCK_REALTIME, NULL, NULL);
3134   return clock_gettime(CLOCK_REALTIME, NULL);
3135 }
3136 EOF
3137
3138 if compile_prog "" "" ; then
3139   :
3140 # we need pthread for static linking. use previous pthread test result
3141 elif compile_prog "" "-lrt $pthread_lib" ; then
3142   LIBS="-lrt $LIBS"
3143   libs_qga="-lrt $libs_qga"
3144 fi
3145
3146 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3147         "$aix" != "yes" -a "$haiku" != "yes" ; then
3148     libs_softmmu="-lutil $libs_softmmu"
3149 fi
3150
3151 ##########################################
3152 # spice probe
3153 if test "$spice" != "no" ; then
3154   cat > $TMPC << EOF
3155 #include <spice.h>
3156 int main(void) { spice_server_new(); return 0; }
3157 EOF
3158   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3159   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3160   if $pkg_config --atleast-version=0.12.0 spice-server && \
3161      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3162      compile_prog "$spice_cflags" "$spice_libs" ; then
3163     spice="yes"
3164     libs_softmmu="$libs_softmmu $spice_libs"
3165     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3166     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3167     spice_server_version=$($pkg_config --modversion spice-server)
3168   else
3169     if test "$spice" = "yes" ; then
3170       feature_not_found "spice"
3171     fi
3172     spice="no"
3173   fi
3174 fi
3175
3176 # check for libcacard for smartcard support
3177 smartcard_cflags=""
3178 # TODO - what's the minimal nss version we support?
3179 if test "$smartcard_nss" != "no"; then
3180   cat > $TMPC << EOF
3181 #include <pk11pub.h>
3182 int main(void) { PK11_FreeSlot(0); return 0; }
3183 EOF
3184     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3185     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3186     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3187     test_cflags="$libcacard_cflags"
3188     # The header files in nss < 3.13.3 have a bug which causes them to
3189     # emit a warning. If we're going to compile QEMU with -Werror, then
3190     # test that the headers don't have this bug. Otherwise we would pass
3191     # the configure test but fail to compile QEMU later.
3192     if test "$werror" = "yes"; then
3193         test_cflags="-Werror $test_cflags"
3194     fi
3195     if test -n "$libtool" &&
3196        $pkg_config --atleast-version=3.12.8 nss && \
3197       compile_prog "$test_cflags" "$libcacard_libs"; then
3198         smartcard_nss="yes"
3199         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3200         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3201         libs_softmmu="$libcacard_libs $libs_softmmu"
3202     else
3203         if test "$smartcard_nss" = "yes"; then
3204             feature_not_found "nss"
3205         fi
3206         smartcard_nss="no"
3207     fi
3208 fi
3209
3210 # check for libusb
3211 if test "$libusb" != "no" ; then
3212     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3213         libusb="yes"
3214         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3215         libusb_libs=$($pkg_config --libs libusb-1.0)
3216         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3217         libs_softmmu="$libs_softmmu $libusb_libs"
3218     else
3219         if test "$libusb" = "yes"; then
3220             feature_not_found "libusb"
3221         fi
3222         libusb="no"
3223     fi
3224 fi
3225
3226 # check for usbredirparser for usb network redirection support
3227 if test "$usb_redir" != "no" ; then
3228     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3229         usb_redir="yes"
3230         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3231         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3232         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3233         libs_softmmu="$libs_softmmu $usb_redir_libs"
3234     else
3235         if test "$usb_redir" = "yes"; then
3236             feature_not_found "usb-redir"
3237         fi
3238         usb_redir="no"
3239     fi
3240 fi
3241
3242 ##########################################
3243 # check if we have VSS SDK headers for win
3244
3245 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3246   case "$vss_win32_sdk" in
3247     "")   vss_win32_include="-I$source_path" ;;
3248     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3249           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3250           vss_win32_include="-I$source_path/.sdk/vss"
3251           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3252           ;;
3253     *)    vss_win32_include="-I$vss_win32_sdk"
3254   esac
3255   cat > $TMPC << EOF
3256 #define __MIDL_user_allocate_free_DEFINED__
3257 #include <inc/win2003/vss.h>
3258 int main(void) { return VSS_CTX_BACKUP; }
3259 EOF
3260   if compile_prog "$vss_win32_include" "" ; then
3261     guest_agent_with_vss="yes"
3262     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3263     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3264   else
3265     if test "$vss_win32_sdk" != "" ; then
3266       echo "ERROR: Please download and install Microsoft VSS SDK:"
3267       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3268       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3269       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3270       echo "ERROR: The headers are extracted in the directory \`inc'."
3271       feature_not_found "VSS support"
3272     fi
3273     guest_agent_with_vss="no"
3274   fi
3275 fi
3276
3277 ##########################################
3278 # lookup Windows platform SDK (if not specified)
3279 # The SDK is needed only to build .tlb (type library) file of guest agent
3280 # VSS provider from the source. It is usually unnecessary because the
3281 # pre-compiled .tlb file is included.
3282
3283 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3284   if test -z "$win_sdk"; then
3285     programfiles="$PROGRAMFILES"
3286     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3287     if test -n "$programfiles"; then
3288       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3289     else
3290       feature_not_found "Windows SDK"
3291     fi
3292   elif test "$win_sdk" = "no"; then
3293     win_sdk=""
3294   fi
3295 fi
3296
3297 ##########################################
3298
3299 ##########################################
3300 # check if we have fdatasync
3301
3302 fdatasync=no
3303 cat > $TMPC << EOF
3304 #include <unistd.h>
3305 int main(void) {
3306 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3307 return fdatasync(0);
3308 #else
3309 #error Not supported
3310 #endif
3311 }
3312 EOF
3313 if compile_prog "" "" ; then
3314     fdatasync=yes
3315 fi
3316
3317 ##########################################
3318 # check if we have madvise
3319
3320 madvise=no
3321 cat > $TMPC << EOF
3322 #include <sys/types.h>
3323 #include <sys/mman.h>
3324 #include <stddef.h>
3325 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3326 EOF
3327 if compile_prog "" "" ; then
3328     madvise=yes
3329 fi
3330
3331 ##########################################
3332 # check if we have posix_madvise
3333
3334 posix_madvise=no
3335 cat > $TMPC << EOF
3336 #include <sys/mman.h>
3337 #include <stddef.h>
3338 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3339 EOF
3340 if compile_prog "" "" ; then
3341     posix_madvise=yes
3342 fi
3343
3344 ##########################################
3345 # check if we have usable SIGEV_THREAD_ID
3346
3347 sigev_thread_id=no
3348 cat > $TMPC << EOF
3349 #include <signal.h>
3350 int main(void) {
3351   struct sigevent ev;
3352   ev.sigev_notify = SIGEV_THREAD_ID;
3353   ev._sigev_un._tid = 0;
3354   asm volatile("" : : "g"(&ev));
3355   return 0;
3356 }
3357 EOF
3358 if compile_prog "" "" ; then
3359     sigev_thread_id=yes
3360 fi
3361
3362 ##########################################
3363 # check if trace backend exists
3364
3365 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3366 if test "$?" -ne 0 ; then
3367   error_exit "invalid trace backend" \
3368       "Please choose a supported trace backend."
3369 fi
3370
3371 ##########################################
3372 # For 'ust' backend, test if ust headers are present
3373 if test "$trace_backend" = "ust"; then
3374   cat > $TMPC << EOF
3375 #include <ust/tracepoint.h>
3376 #include <ust/marker.h>
3377 int main(void) { return 0; }
3378 EOF
3379   if compile_prog "" "" ; then
3380     LIBS="-lust -lurcu-bp $LIBS"
3381     libs_qga="-lust -lurcu-bp $libs_qga"
3382   else
3383     error_exit "Trace backend 'ust' missing libust header files"
3384   fi
3385 fi
3386
3387 ##########################################
3388 # For 'dtrace' backend, test if 'dtrace' command is present
3389 if test "$trace_backend" = "dtrace"; then
3390   if ! has 'dtrace' ; then
3391     error_exit "dtrace command is not found in PATH $PATH"
3392   fi
3393   trace_backend_stap="no"
3394   if has 'stap' ; then
3395     trace_backend_stap="yes"
3396   fi
3397 fi
3398
3399 ##########################################
3400 # check and set a backend for coroutine
3401
3402 # We prefer ucontext, but it's not always possible. The fallback
3403 # is sigcontext. gthread is not selectable except explicitly, because
3404 # it is not functional enough to run QEMU proper. (It is occasionally
3405 # useful for debugging purposes.)  On Windows the only valid backend
3406 # is the Windows-specific one.
3407
3408 ucontext_works=no
3409 if test "$darwin" != "yes"; then
3410   cat > $TMPC << EOF
3411 #include <ucontext.h>
3412 #ifdef __stub_makecontext
3413 #error Ignoring glibc stub makecontext which will always fail
3414 #endif
3415 int main(void) { makecontext(0, 0, 0); return 0; }
3416 EOF
3417   if compile_prog "" "" ; then
3418     ucontext_works=yes
3419   fi
3420 fi
3421
3422 if test "$coroutine" = ""; then
3423   if test "$mingw32" = "yes"; then
3424     coroutine=win32
3425   elif test "$ucontext_works" = "yes"; then
3426     coroutine=ucontext
3427   else
3428     coroutine=sigaltstack
3429   fi
3430 else
3431   case $coroutine in
3432   windows)
3433     if test "$mingw32" != "yes"; then
3434       error_exit "'windows' coroutine backend only valid for Windows"
3435     fi
3436     # Unfortunately the user visible backend name doesn't match the
3437     # coroutine-*.c filename for this case, so we have to adjust it here.
3438     coroutine=win32
3439     ;;
3440   ucontext)
3441     if test "$ucontext_works" != "yes"; then
3442       feature_not_found "ucontext"
3443     fi
3444     ;;
3445   gthread|sigaltstack)
3446     if test "$mingw32" = "yes"; then
3447       error_exit "only the 'windows' coroutine backend is valid for Windows"
3448     fi
3449     ;;
3450   *)
3451     error_exit "unknown coroutine backend $coroutine"
3452     ;;
3453   esac
3454 fi
3455
3456 if test "$coroutine_pool" = ""; then
3457   if test "$coroutine" = "gthread"; then
3458     coroutine_pool=no
3459   else
3460     coroutine_pool=yes
3461   fi
3462 fi
3463 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3464   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3465 fi
3466
3467 ##########################################
3468 # check if we have open_by_handle_at
3469
3470 open_by_handle_at=no
3471 cat > $TMPC << EOF
3472 #include <fcntl.h>
3473 #if !defined(AT_EMPTY_PATH)
3474 # error missing definition
3475 #else
3476 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3477 #endif
3478 EOF
3479 if compile_prog "" "" ; then
3480     open_by_handle_at=yes
3481 fi
3482
3483 ########################################
3484 # check if we have linux/magic.h
3485
3486 linux_magic_h=no
3487 cat > $TMPC << EOF
3488 #include <linux/magic.h>
3489 int main(void) {
3490   return 0;
3491 }
3492 EOF
3493 if compile_prog "" "" ; then
3494     linux_magic_h=yes
3495 fi
3496
3497 ########################################
3498 # check whether we can disable warning option with a pragma (this is needed
3499 # to silence warnings in the headers of some versions of external libraries).
3500 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3501 # only a warning.
3502 #
3503 # If we can't selectively disable warning in the code, disable -Werror so that
3504 # the build doesn't fail anyway.
3505
3506 pragma_disable_unused_but_set=no
3507 cat > $TMPC << EOF
3508 #pragma GCC diagnostic push
3509 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3510 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3511 #pragma GCC diagnostic pop
3512
3513 int main(void) {
3514     return 0;
3515 }
3516 EOF
3517 if compile_prog "-Werror" "" ; then
3518     pragma_diagnostic_available=yes
3519 else
3520     werror=no
3521 fi
3522
3523 ########################################
3524 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3525
3526 valgrind_h=no
3527 cat > $TMPC << EOF
3528 #include <valgrind/valgrind.h>
3529 #include <valgrind/memcheck.h>
3530 int main(void) {
3531   return 0;
3532 }
3533 EOF
3534 if compile_prog "" "" ; then
3535     valgrind_h=yes
3536 fi
3537
3538 ########################################
3539 # check if environ is declared
3540
3541 has_environ=no
3542 cat > $TMPC << EOF
3543 #include <unistd.h>
3544 int main(void) {
3545     environ = 0;
3546     return 0;
3547 }
3548 EOF
3549 if compile_prog "" "" ; then
3550     has_environ=yes
3551 fi
3552
3553 ########################################
3554 # check if cpuid.h is usable.
3555
3556 cpuid_h=no
3557 cat > $TMPC << EOF
3558 #include <cpuid.h>
3559 int main(void) {
3560   return 0;
3561 }
3562 EOF
3563 if compile_prog "" "" ; then
3564     cpuid_h=yes
3565 fi
3566
3567 ########################################
3568 # check if __[u]int128_t is usable.
3569
3570 int128=no
3571 cat > $TMPC << EOF
3572 __int128_t a;
3573 __uint128_t b;
3574 int main (void) {
3575   a = a + b;
3576   b = a * b;
3577   a = a * a;
3578   return 0;
3579 }
3580 EOF
3581 if compile_prog "" "" ; then
3582     int128=yes
3583 fi
3584
3585 ########################################
3586 # check if getauxval is available.
3587
3588 getauxval=no
3589 cat > $TMPC << EOF
3590 #include <sys/auxv.h>
3591 int main(void) {
3592   return getauxval(AT_HWCAP) == 0;
3593 }
3594 EOF
3595 if compile_prog "" "" ; then
3596     getauxval=yes
3597 fi
3598
3599 ##########################################
3600 # End of CC checks
3601 # After here, no more $cc or $ld runs
3602
3603 if test "$gcov" = "yes" ; then
3604   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3605   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3606 elif test "$debug" = "no" ; then
3607   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3608 fi
3609
3610 ##########################################
3611 # Do we have libnfs
3612 if test "$libnfs" != "no" ; then
3613   if $pkg_config --atleast-version=1.9.2 libnfs; then
3614     libnfs="yes"
3615     libnfs_libs=$($pkg_config --libs libnfs)
3616     LIBS="$LIBS $libnfs_libs"
3617   else
3618     if test "$libnfs" = "yes" ; then
3619       feature_not_found "libnfs"
3620     fi
3621     libnfs="no"
3622   fi
3623 fi
3624
3625 # Disable zero malloc errors for official releases unless explicitly told to
3626 # enable/disable
3627 if test -z "$zero_malloc" ; then
3628     if test "$z_version" = "50" ; then
3629         zero_malloc="no"
3630     else
3631         zero_malloc="yes"
3632     fi
3633 fi
3634
3635 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3636 if test "$werror" = "yes"; then
3637     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3638 fi
3639
3640 if test "$solaris" = "no" ; then
3641     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3642         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3643     fi
3644 fi
3645
3646 # test if pod2man has --utf8 option
3647 if pod2man --help | grep -q utf8; then
3648     POD2MAN="pod2man --utf8"
3649 else
3650     POD2MAN="pod2man"
3651 fi
3652
3653 # Use ASLR, no-SEH and DEP if available
3654 if test "$mingw32" = "yes" ; then
3655     for flag in --dynamicbase --no-seh --nxcompat; do
3656         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3657             LDFLAGS="-Wl,$flag $LDFLAGS"
3658         fi
3659     done
3660 fi
3661
3662 qemu_confdir=$sysconfdir$confsuffix
3663 qemu_datadir=$datadir$confsuffix
3664 qemu_localedir="$datadir/locale"
3665
3666 tools=""
3667 if test "$want_tools" = "yes" ; then
3668   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3669   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3670     tools="qemu-nbd\$(EXESUF) $tools"
3671   fi
3672 fi
3673 if test "$softmmu" = yes ; then
3674   if test "$virtfs" != no ; then
3675     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3676       virtfs=yes
3677       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3678     else
3679       if test "$virtfs" = yes; then
3680         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3681       fi
3682       virtfs=no
3683     fi
3684   fi
3685 fi
3686 if [ "$guest_agent" != "no" ]; then
3687   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3688       tools="qemu-ga\$(EXESUF) $tools"
3689       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3690         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3691       fi
3692       guest_agent=yes
3693   elif [ "$guest_agent" != yes ]; then
3694       guest_agent=no
3695   else
3696       error_exit "Guest agent is not supported on this platform"
3697   fi
3698 fi
3699
3700 # Mac OS X ships with a broken assembler
3701 roms=
3702 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3703         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3704         "$softmmu" = yes ; then
3705   roms="optionrom"
3706 fi
3707 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3708   roms="$roms spapr-rtas"
3709 fi
3710
3711 if test "$cpu" = "s390x" ; then
3712   roms="$roms s390-ccw"
3713 fi
3714
3715 # Probe for the need for relocating the user-only binary.
3716 if test "$pie" = "no" ; then
3717   textseg_addr=
3718   case "$cpu" in
3719     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3720       textseg_addr=0x60000000
3721       ;;
3722     mips)
3723       textseg_addr=0x400000
3724       ;;
3725   esac
3726   if [ -n "$textseg_addr" ]; then
3727     cat > $TMPC <<EOF
3728     int main(void) { return 0; }
3729 EOF
3730     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3731     if ! compile_prog "" "$textseg_ldflags"; then
3732       # In case ld does not support -Ttext-segment, edit the default linker
3733       # script via sed to set the .text start addr.  This is needed on FreeBSD
3734       # at least.
3735       $ld --verbose | sed \
3736         -e '1,/==================================================/d' \
3737         -e '/==================================================/,$d' \
3738         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3739         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3740       textseg_ldflags="-Wl,-T../config-host.ld"
3741     fi
3742   fi
3743 fi
3744
3745 # add pixman flags after all config tests are done
3746 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3747 libs_softmmu="$libs_softmmu $pixman_libs"
3748
3749 echo "Install prefix    $prefix"
3750 echo "BIOS directory    `eval echo $qemu_datadir`"
3751 echo "binary directory  `eval echo $bindir`"
3752 echo "library directory `eval echo $libdir`"
3753 echo "libexec directory `eval echo $libexecdir`"
3754 echo "include directory `eval echo $includedir`"
3755 echo "config directory  `eval echo $sysconfdir`"
3756 if test "$mingw32" = "no" ; then
3757 echo "local state directory   `eval echo $local_statedir`"
3758 echo "Manual directory  `eval echo $mandir`"
3759 echo "ELF interp prefix $interp_prefix"
3760 else
3761 echo "local state directory   queried at runtime"
3762 echo "Windows SDK       $win_sdk"
3763 fi
3764 echo "Source path       $source_path"
3765 echo "C compiler        $cc"
3766 echo "Host C compiler   $host_cc"
3767 echo "C++ compiler      $cxx"
3768 echo "Objective-C compiler $objcc"
3769 echo "ARFLAGS           $ARFLAGS"
3770 echo "CFLAGS            $CFLAGS"
3771 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3772 echo "LDFLAGS           $LDFLAGS"
3773 echo "make              $make"
3774 echo "install           $install"
3775 echo "python            $python"
3776 if test "$slirp" = "yes" ; then
3777     echo "smbd              $smbd"
3778 fi
3779 echo "host CPU          $cpu"
3780 echo "host big endian   $bigendian"
3781 echo "target list       $target_list"
3782 echo "tcg debug enabled $debug_tcg"
3783 echo "gprof enabled     $gprof"
3784 echo "sparse enabled    $sparse"
3785 echo "strip binaries    $strip_opt"
3786 echo "profiler          $profiler"
3787 echo "static build      $static"
3788 echo "-Werror enabled   $werror"
3789 if test "$darwin" = "yes" ; then
3790     echo "Cocoa support     $cocoa"
3791 fi
3792 echo "pixman            $pixman"
3793 echo "SDL support       $sdl"
3794 echo "GTK support       $gtk"
3795 echo "curses support    $curses"
3796 echo "curl support      $curl"
3797 echo "mingw32 support   $mingw32"
3798 echo "Audio drivers     $audio_drv_list"
3799 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3800 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3801 echo "VirtFS support    $virtfs"
3802 echo "VNC support       $vnc"
3803 if test "$vnc" = "yes" ; then
3804     echo "VNC TLS support   $vnc_tls"
3805     echo "VNC SASL support  $vnc_sasl"
3806     echo "VNC JPEG support  $vnc_jpeg"
3807     echo "VNC PNG support   $vnc_png"
3808     echo "VNC WS support    $vnc_ws"
3809 fi
3810 if test -n "$sparc_cpu"; then
3811     echo "Target Sparc Arch $sparc_cpu"
3812 fi
3813 echo "xen support       $xen"
3814 echo "brlapi support    $brlapi"
3815 echo "bluez  support    $bluez"
3816 echo "Documentation     $docs"
3817 [ ! -z "$uname_release" ] && \
3818 echo "uname -r          $uname_release"
3819 echo "GUEST_BASE        $guest_base"
3820 echo "PIE               $pie"
3821 echo "vde support       $vde"
3822 echo "netmap support    $netmap"
3823 echo "Linux AIO support $linux_aio"
3824 echo "ATTR/XATTR support $attr"
3825 echo "Install blobs     $blobs"
3826 echo "KVM support       $kvm"
3827 echo "RDMA support      $rdma"
3828 echo "TCG interpreter   $tcg_interpreter"
3829 echo "fdt support       $fdt"
3830 echo "preadv support    $preadv"
3831 echo "fdatasync         $fdatasync"
3832 echo "madvise           $madvise"
3833 echo "posix_madvise     $posix_madvise"
3834 echo "sigev_thread_id   $sigev_thread_id"
3835 echo "uuid support      $uuid"
3836 echo "libcap-ng support $cap_ng"
3837 echo "vhost-net support $vhost_net"
3838 echo "vhost-scsi support $vhost_scsi"
3839 echo "Trace backend     $trace_backend"
3840 echo "Trace output file $trace_file-<pid>"
3841 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3842 echo "rbd support       $rbd"
3843 echo "xfsctl support    $xfs"
3844 echo "nss used          $smartcard_nss"
3845 echo "libusb            $libusb"
3846 echo "usb net redir     $usb_redir"
3847 echo "GLX support       $glx"
3848 if test "$libiscsi_version" = "1.4.0"; then
3849 echo "libiscsi support  $libiscsi (1.4.0)"
3850 else
3851 echo "libiscsi support  $libiscsi"
3852 fi
3853 echo "libnfs support    $libnfs"
3854 echo "build guest agent $guest_agent"
3855 echo "QGA VSS support   $guest_agent_with_vss"
3856 echo "seccomp support   $seccomp"
3857 echo "coroutine backend $coroutine"
3858 echo "coroutine pool    $coroutine_pool"
3859 echo "GlusterFS support $glusterfs"
3860 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3861 echo "gcov              $gcov_tool"
3862 echo "gcov enabled      $gcov"
3863 echo "TPM support       $tpm"
3864 echo "libssh2 support   $libssh2"
3865 echo "TPM passthrough   $tpm_passthrough"
3866 echo "QOM debugging     $qom_cast_debug"
3867 echo "vhdx              $vhdx"
3868
3869 if test "$sdl_too_old" = "yes"; then
3870 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3871 fi
3872
3873 config_host_mak="config-host.mak"
3874
3875 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3876
3877 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3878 echo >> $config_host_mak
3879
3880 echo all: >> $config_host_mak
3881 echo "prefix=$prefix" >> $config_host_mak
3882 echo "bindir=$bindir" >> $config_host_mak
3883 echo "libdir=$libdir" >> $config_host_mak
3884 echo "libexecdir=$libexecdir" >> $config_host_mak
3885 echo "includedir=$includedir" >> $config_host_mak
3886 echo "mandir=$mandir" >> $config_host_mak
3887 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3888 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3889 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3890 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3891 if test "$mingw32" = "no" ; then
3892   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3893 fi
3894 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3895 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3896 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3897 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3898 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3899
3900 echo "ARCH=$ARCH" >> $config_host_mak
3901
3902 if test "$debug_tcg" = "yes" ; then
3903   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3904 fi
3905 if test "$strip_opt" = "yes" ; then
3906   echo "STRIP=${strip}" >> $config_host_mak
3907 fi
3908 if test "$bigendian" = "yes" ; then
3909   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3910 fi
3911 if test "$mingw32" = "yes" ; then
3912   echo "CONFIG_WIN32=y" >> $config_host_mak
3913   rc_version=`cat $source_path/VERSION`
3914   version_major=${rc_version%%.*}
3915   rc_version=${rc_version#*.}
3916   version_minor=${rc_version%%.*}
3917   rc_version=${rc_version#*.}
3918   version_subminor=${rc_version%%.*}
3919   version_micro=0
3920   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3921   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3922   if test "$guest_agent_with_vss" = "yes" ; then
3923     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3924     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3925   fi
3926 else
3927   echo "CONFIG_POSIX=y" >> $config_host_mak
3928 fi
3929
3930 if test "$linux" = "yes" ; then
3931   echo "CONFIG_LINUX=y" >> $config_host_mak
3932 fi
3933
3934 if test "$darwin" = "yes" ; then
3935   echo "CONFIG_DARWIN=y" >> $config_host_mak
3936 fi
3937
3938 if test "$aix" = "yes" ; then
3939   echo "CONFIG_AIX=y" >> $config_host_mak
3940 fi
3941
3942 if test "$solaris" = "yes" ; then
3943   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3944   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3945   if test "$needs_libsunmath" = "yes" ; then
3946     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3947   fi
3948 fi
3949 if test "$haiku" = "yes" ; then
3950   echo "CONFIG_HAIKU=y" >> $config_host_mak
3951 fi
3952 if test "$static" = "yes" ; then
3953   echo "CONFIG_STATIC=y" >> $config_host_mak
3954 fi
3955 if test "$profiler" = "yes" ; then
3956   echo "CONFIG_PROFILER=y" >> $config_host_mak
3957 fi
3958 if test "$slirp" = "yes" ; then
3959   echo "CONFIG_SLIRP=y" >> $config_host_mak
3960   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3961 fi
3962 if test "$vde" = "yes" ; then
3963   echo "CONFIG_VDE=y" >> $config_host_mak
3964 fi
3965 if test "$netmap" = "yes" ; then
3966   echo "CONFIG_NETMAP=y" >> $config_host_mak
3967 fi
3968 if test "$cap_ng" = "yes" ; then
3969   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3970 fi
3971 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3972 for drv in $audio_drv_list; do
3973     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3974     echo "$def=y" >> $config_host_mak
3975     if test "$drv" = "fmod"; then
3976         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3977     fi
3978 done
3979 if test "$audio_pt_int" = "yes" ; then
3980   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3981 fi
3982 if test "$audio_win_int" = "yes" ; then
3983   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3984 fi
3985 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3986 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3987 if test "$vnc" = "yes" ; then
3988   echo "CONFIG_VNC=y" >> $config_host_mak
3989 fi
3990 if test "$vnc_tls" = "yes" ; then
3991   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3992 fi
3993 if test "$vnc_sasl" = "yes" ; then
3994   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3995 fi
3996 if test "$vnc_jpeg" = "yes" ; then
3997   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3998 fi
3999 if test "$vnc_png" = "yes" ; then
4000   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
4001 fi
4002 if test "$vnc_ws" = "yes" ; then
4003   echo "CONFIG_VNC_WS=y" >> $config_host_mak
4004   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
4005 fi
4006 if test "$fnmatch" = "yes" ; then
4007   echo "CONFIG_FNMATCH=y" >> $config_host_mak
4008 fi
4009 if test "$uuid" = "yes" ; then
4010   echo "CONFIG_UUID=y" >> $config_host_mak
4011 fi
4012 if test "$xfs" = "yes" ; then
4013   echo "CONFIG_XFS=y" >> $config_host_mak
4014 fi
4015 qemu_version=`head $source_path/VERSION`
4016 echo "VERSION=$qemu_version" >>$config_host_mak
4017 echo "PKGVERSION=$pkgversion" >>$config_host_mak
4018 echo "SRC_PATH=$source_path" >> $config_host_mak
4019 echo "TARGET_DIRS=$target_list" >> $config_host_mak
4020 if [ "$docs" = "yes" ] ; then
4021   echo "BUILD_DOCS=yes" >> $config_host_mak
4022 fi
4023 if test "$sdl" = "yes" ; then
4024   echo "CONFIG_SDL=y" >> $config_host_mak
4025   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
4026 fi
4027 if test "$cocoa" = "yes" ; then
4028   echo "CONFIG_COCOA=y" >> $config_host_mak
4029 fi
4030 if test "$curses" = "yes" ; then
4031   echo "CONFIG_CURSES=y" >> $config_host_mak
4032 fi
4033 if test "$utimens" = "yes" ; then
4034   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
4035 fi
4036 if test "$pipe2" = "yes" ; then
4037   echo "CONFIG_PIPE2=y" >> $config_host_mak
4038 fi
4039 if test "$accept4" = "yes" ; then
4040   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
4041 fi
4042 if test "$splice" = "yes" ; then
4043   echo "CONFIG_SPLICE=y" >> $config_host_mak
4044 fi
4045 if test "$eventfd" = "yes" ; then
4046   echo "CONFIG_EVENTFD=y" >> $config_host_mak
4047 fi
4048 if test "$fallocate" = "yes" ; then
4049   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
4050 fi
4051 if test "$fallocate_punch_hole" = "yes" ; then
4052   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
4053 fi
4054 if test "$sync_file_range" = "yes" ; then
4055   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
4056 fi
4057 if test "$fiemap" = "yes" ; then
4058   echo "CONFIG_FIEMAP=y" >> $config_host_mak
4059 fi
4060 if test "$dup3" = "yes" ; then
4061   echo "CONFIG_DUP3=y" >> $config_host_mak
4062 fi
4063 if test "$ppoll" = "yes" ; then
4064   echo "CONFIG_PPOLL=y" >> $config_host_mak
4065 fi
4066 if test "$prctl_pr_set_timerslack" = "yes" ; then
4067   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
4068 fi
4069 if test "$epoll" = "yes" ; then
4070   echo "CONFIG_EPOLL=y" >> $config_host_mak
4071 fi
4072 if test "$epoll_create1" = "yes" ; then
4073   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
4074 fi
4075 if test "$epoll_pwait" = "yes" ; then
4076   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
4077 fi
4078 if test "$sendfile" = "yes" ; then
4079   echo "CONFIG_SENDFILE=y" >> $config_host_mak
4080 fi
4081 if test "$inotify" = "yes" ; then
4082   echo "CONFIG_INOTIFY=y" >> $config_host_mak
4083 fi
4084 if test "$inotify1" = "yes" ; then
4085   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
4086 fi
4087 if test "$byteswap_h" = "yes" ; then
4088   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
4089 fi
4090 if test "$bswap_h" = "yes" ; then
4091   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
4092 fi
4093 if test "$curl" = "yes" ; then
4094   echo "CONFIG_CURL=y" >> $config_host_mak
4095   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
4096 fi
4097 if test "$brlapi" = "yes" ; then
4098   echo "CONFIG_BRLAPI=y" >> $config_host_mak
4099 fi
4100 if test "$bluez" = "yes" ; then
4101   echo "CONFIG_BLUEZ=y" >> $config_host_mak
4102   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
4103 fi
4104 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
4105 if test "$gtk" = "yes" ; then
4106   echo "CONFIG_GTK=y" >> $config_host_mak
4107   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
4108   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
4109 fi
4110 if test "$xen" = "yes" ; then
4111   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4112   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4113 fi
4114 if test "$linux_aio" = "yes" ; then
4115   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4116 fi
4117 if test "$attr" = "yes" ; then
4118   echo "CONFIG_ATTR=y" >> $config_host_mak
4119 fi
4120 if test "$libattr" = "yes" ; then
4121   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4122 fi
4123 if test "$virtfs" = "yes" ; then
4124   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4125 fi
4126 if test "$vhost_scsi" = "yes" ; then
4127   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4128 fi
4129 if test "$blobs" = "yes" ; then
4130   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4131 fi
4132 if test "$iovec" = "yes" ; then
4133   echo "CONFIG_IOVEC=y" >> $config_host_mak
4134 fi
4135 if test "$preadv" = "yes" ; then
4136   echo "CONFIG_PREADV=y" >> $config_host_mak
4137 fi
4138 if test "$fdt" = "yes" ; then
4139   echo "CONFIG_FDT=y" >> $config_host_mak
4140 fi
4141 if test "$signalfd" = "yes" ; then
4142   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4143 fi
4144 if test "$tcg_interpreter" = "yes" ; then
4145   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4146 fi
4147 if test "$fdatasync" = "yes" ; then
4148   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4149 fi
4150 if test "$madvise" = "yes" ; then
4151   echo "CONFIG_MADVISE=y" >> $config_host_mak
4152 fi
4153 if test "$posix_madvise" = "yes" ; then
4154   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4155 fi
4156 if test "$sigev_thread_id" = "yes" ; then
4157   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4158 fi
4159
4160 if test "$spice" = "yes" ; then
4161   echo "CONFIG_SPICE=y" >> $config_host_mak
4162 fi
4163
4164 if test "$smartcard_nss" = "yes" ; then
4165   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4166   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4167   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4168 fi
4169
4170 if test "$libusb" = "yes" ; then
4171   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4172 fi
4173
4174 if test "$usb_redir" = "yes" ; then
4175   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4176 fi
4177
4178 if test "$glx" = "yes" ; then
4179   echo "CONFIG_GLX=y" >> $config_host_mak
4180   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4181 fi
4182
4183 if test "$libiscsi" = "yes" ; then
4184   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4185   if test "$libiscsi_version" = "1.4.0"; then
4186     echo "CONFIG_LIBISCSI_1_4=y" >> $config_host_mak
4187   fi
4188 fi
4189
4190 if test "$libnfs" = "yes" ; then
4191   echo "CONFIG_LIBNFS=y" >> $config_host_mak
4192 fi
4193
4194 if test "$seccomp" = "yes"; then
4195   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4196 fi
4197
4198 # XXX: suppress that
4199 if [ "$bsd" = "yes" ] ; then
4200   echo "CONFIG_BSD=y" >> $config_host_mak
4201 fi
4202
4203 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4204
4205 if test "$zero_malloc" = "yes" ; then
4206   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4207 fi
4208 if test "$qom_cast_debug" = "yes" ; then
4209   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4210 fi
4211 if test "$rbd" = "yes" ; then
4212   echo "CONFIG_RBD=y" >> $config_host_mak
4213 fi
4214
4215 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4216 if test "$coroutine_pool" = "yes" ; then
4217   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4218 else
4219   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4220 fi
4221
4222 if test "$open_by_handle_at" = "yes" ; then
4223   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4224 fi
4225
4226 if test "$linux_magic_h" = "yes" ; then
4227   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4228 fi
4229
4230 if test "$pragma_diagnostic_available" = "yes" ; then
4231   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4232 fi
4233
4234 if test "$valgrind_h" = "yes" ; then
4235   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4236 fi
4237
4238 if test "$has_environ" = "yes" ; then
4239   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4240 fi
4241
4242 if test "$cpuid_h" = "yes" ; then
4243   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4244 fi
4245
4246 if test "$int128" = "yes" ; then
4247   echo "CONFIG_INT128=y" >> $config_host_mak
4248 fi
4249
4250 if test "$getauxval" = "yes" ; then
4251   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4252 fi
4253
4254 if test "$glusterfs" = "yes" ; then
4255   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4256 fi
4257
4258 if test "$glusterfs_discard" = "yes" ; then
4259   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4260 fi
4261
4262 if test "$glusterfs_zerofill" = "yes" ; then
4263   echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
4264 fi
4265
4266 if test "$libssh2" = "yes" ; then
4267   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4268 fi
4269
4270 if test "$virtio_blk_data_plane" = "yes" ; then
4271   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4272 fi
4273
4274 if test "$vhdx" = "yes" ; then
4275   echo "CONFIG_VHDX=y" >> $config_host_mak
4276 fi
4277
4278 # USB host support
4279 if test "$libusb" = "yes"; then
4280   echo "HOST_USB=libusb legacy" >> $config_host_mak
4281 else
4282   echo "HOST_USB=stub" >> $config_host_mak
4283 fi
4284
4285 # TPM passthrough support?
4286 if test "$tpm" = "yes"; then
4287   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4288   if test "$tpm_passthrough" = "yes"; then
4289     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4290   fi
4291 fi
4292
4293 # use default implementation for tracing backend-specific routines
4294 trace_default=yes
4295 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4296 if test "$trace_backend" = "nop"; then
4297   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4298 fi
4299 if test "$trace_backend" = "simple"; then
4300   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4301   trace_default=no
4302   # Set the appropriate trace file.
4303   trace_file="\"$trace_file-\" FMT_pid"
4304 fi
4305 if test "$trace_backend" = "stderr"; then
4306   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4307   trace_default=no
4308 fi
4309 if test "$trace_backend" = "ust"; then
4310   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4311 fi
4312 if test "$trace_backend" = "dtrace"; then
4313   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4314   if test "$trace_backend_stap" = "yes" ; then
4315     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4316   fi
4317 fi
4318 if test "$trace_backend" = "ftrace"; then
4319   if test "$linux" = "yes" ; then
4320     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4321     trace_default=no
4322   else
4323     feature_not_found "ftrace(trace backend)"
4324   fi
4325 fi
4326 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4327 if test "$trace_default" = "yes"; then
4328   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4329 fi
4330
4331 if test "$rdma" = "yes" ; then
4332   echo "CONFIG_RDMA=y" >> $config_host_mak
4333 fi
4334
4335 if test "$tcg_interpreter" = "yes"; then
4336   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4337 elif test "$ARCH" = "sparc64" ; then
4338   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4339 elif test "$ARCH" = "s390x" ; then
4340   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4341 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4342   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4343 else
4344   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4345 fi
4346 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4347
4348 echo "TOOLS=$tools" >> $config_host_mak
4349 echo "ROMS=$roms" >> $config_host_mak
4350 echo "MAKE=$make" >> $config_host_mak
4351 echo "INSTALL=$install" >> $config_host_mak
4352 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4353 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4354 if test -n "$libtool"; then
4355   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4356   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4357 else
4358   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4359   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4360 fi
4361 echo "PYTHON=$python" >> $config_host_mak
4362 echo "CC=$cc" >> $config_host_mak
4363 if $iasl -h > /dev/null 2>&1; then
4364   echo "IASL=$iasl" >> $config_host_mak
4365 fi
4366 echo "CC_I386=$cc_i386" >> $config_host_mak
4367 echo "HOST_CC=$host_cc" >> $config_host_mak
4368 echo "CXX=$cxx" >> $config_host_mak
4369 echo "OBJCC=$objcc" >> $config_host_mak
4370 echo "AR=$ar" >> $config_host_mak
4371 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
4372 echo "AS=$as" >> $config_host_mak
4373 echo "CPP=$cpp" >> $config_host_mak
4374 echo "OBJCOPY=$objcopy" >> $config_host_mak
4375 echo "LD=$ld" >> $config_host_mak
4376 echo "WINDRES=$windres" >> $config_host_mak
4377 echo "LIBTOOL=$libtool" >> $config_host_mak
4378 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4379 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4380 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4381 if test "$sparse" = "yes" ; then
4382   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4383   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4384   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4385 fi
4386 if test "$cross_prefix" != ""; then
4387   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4388 else
4389   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4390 fi
4391 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4392 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4393 echo "LIBS+=$LIBS" >> $config_host_mak
4394 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4395 echo "EXESUF=$EXESUF" >> $config_host_mak
4396 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4397 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4398 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4399 if test "$gcov" = "yes" ; then
4400   echo "CONFIG_GCOV=y" >> $config_host_mak
4401   echo "GCOV=$gcov_tool" >> $config_host_mak
4402 fi
4403
4404 # use included Linux headers
4405 if test "$linux" = "yes" ; then
4406   mkdir -p linux-headers
4407   case "$cpu" in
4408   i386|x86_64|x32)
4409     linux_arch=x86
4410     ;;
4411   ppcemb|ppc|ppc64)
4412     linux_arch=powerpc
4413     ;;
4414   s390x)
4415     linux_arch=s390
4416     ;;
4417   aarch64)
4418     linux_arch=arm64
4419     ;;
4420   *)
4421     # For most CPUs the kernel architecture name and QEMU CPU name match.
4422     linux_arch="$cpu"
4423     ;;
4424   esac
4425     # For non-KVM architectures we will not have asm headers
4426     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4427       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4428     fi
4429 fi
4430
4431 for target in $target_list; do
4432 target_dir="$target"
4433 config_target_mak=$target_dir/config-target.mak
4434 target_name=`echo $target | cut -d '-' -f 1`
4435 target_bigendian="no"
4436
4437 case "$target_name" in
4438   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4439   target_bigendian=yes
4440   ;;
4441 esac
4442 target_softmmu="no"
4443 target_user_only="no"
4444 target_linux_user="no"
4445 target_bsd_user="no"
4446 case "$target" in
4447   ${target_name}-softmmu)
4448     target_softmmu="yes"
4449     ;;
4450   ${target_name}-linux-user)
4451     if test "$linux" != "yes" ; then
4452       error_exit "Target '$target' is only available on a Linux host"
4453     fi
4454     target_user_only="yes"
4455     target_linux_user="yes"
4456     ;;
4457   ${target_name}-bsd-user)
4458     if test "$bsd" != "yes" ; then
4459       error_exit "Target '$target' is only available on a BSD host"
4460     fi
4461     target_user_only="yes"
4462     target_bsd_user="yes"
4463     ;;
4464   *)
4465     error_exit "Target '$target' not recognised"
4466     exit 1
4467     ;;
4468 esac
4469
4470 mkdir -p $target_dir
4471 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4472
4473 bflt="no"
4474 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4475 gdb_xml_files=""
4476
4477 TARGET_ARCH="$target_name"
4478 TARGET_BASE_ARCH=""
4479 TARGET_ABI_DIR=""
4480
4481 case "$target_name" in
4482   i386)
4483   ;;
4484   x86_64)
4485     TARGET_BASE_ARCH=i386
4486   ;;
4487   alpha)
4488   ;;
4489   arm|armeb)
4490     TARGET_ARCH=arm
4491     bflt="yes"
4492     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4493   ;;
4494   aarch64)
4495     TARGET_BASE_ARCH=arm
4496     bflt="yes"
4497     gdb_xml_files="aarch64-core.xml aarch64-fpu.xml"
4498   ;;
4499   cris)
4500   ;;
4501   lm32)
4502   ;;
4503   m68k)
4504     bflt="yes"
4505     gdb_xml_files="cf-core.xml cf-fp.xml"
4506   ;;
4507   microblaze|microblazeel)
4508     TARGET_ARCH=microblaze
4509     bflt="yes"
4510   ;;
4511   mips|mipsel)
4512     TARGET_ARCH=mips
4513     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4514   ;;
4515   mipsn32|mipsn32el)
4516     TARGET_ARCH=mips64
4517     TARGET_BASE_ARCH=mips
4518     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4519     echo "TARGET_ABI32=y" >> $config_target_mak
4520   ;;
4521   mips64|mips64el)
4522     TARGET_ARCH=mips64
4523     TARGET_BASE_ARCH=mips
4524     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4525   ;;
4526   moxie)
4527   ;;
4528   or32)
4529     TARGET_ARCH=openrisc
4530     TARGET_BASE_ARCH=openrisc
4531   ;;
4532   ppc)
4533     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4534   ;;
4535   ppcemb)
4536     TARGET_BASE_ARCH=ppc
4537     TARGET_ABI_DIR=ppc
4538     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4539   ;;
4540   ppc64)
4541     TARGET_BASE_ARCH=ppc
4542     TARGET_ABI_DIR=ppc
4543     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4544   ;;
4545   ppc64abi32)
4546     TARGET_ARCH=ppc64
4547     TARGET_BASE_ARCH=ppc
4548     TARGET_ABI_DIR=ppc
4549     echo "TARGET_ABI32=y" >> $config_target_mak
4550     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4551   ;;
4552   sh4|sh4eb)
4553     TARGET_ARCH=sh4
4554     bflt="yes"
4555   ;;
4556   sparc)
4557   ;;
4558   sparc64)
4559     TARGET_BASE_ARCH=sparc
4560   ;;
4561   sparc32plus)
4562     TARGET_ARCH=sparc64
4563     TARGET_BASE_ARCH=sparc
4564     TARGET_ABI_DIR=sparc
4565     echo "TARGET_ABI32=y" >> $config_target_mak
4566   ;;
4567   s390x)
4568   ;;
4569   unicore32)
4570   ;;
4571   xtensa|xtensaeb)
4572     TARGET_ARCH=xtensa
4573   ;;
4574   *)
4575     error_exit "Unsupported target CPU"
4576   ;;
4577 esac
4578 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4579 if [ "$TARGET_BASE_ARCH" = "" ]; then
4580   TARGET_BASE_ARCH=$TARGET_ARCH
4581 fi
4582
4583 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4584
4585 upper() {
4586     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4587 }
4588
4589 target_arch_name="`upper $TARGET_ARCH`"
4590 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4591 echo "TARGET_NAME=$target_name" >> $config_target_mak
4592 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4593 if [ "$TARGET_ABI_DIR" = "" ]; then
4594   TARGET_ABI_DIR=$TARGET_ARCH
4595 fi
4596 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4597 case "$target_name" in
4598   i386|x86_64)
4599     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4600       echo "CONFIG_XEN=y" >> $config_target_mak
4601       if test "$xen_pci_passthrough" = yes; then
4602         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4603       fi
4604     fi
4605     ;;
4606   *)
4607 esac
4608 case "$target_name" in
4609   aarch64|arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4610     # Make sure the target and host cpus are compatible
4611     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4612       \( "$target_name" = "$cpu" -o \
4613       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4614       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4615       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4616       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4617       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4618       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4619       echo "CONFIG_KVM=y" >> $config_target_mak
4620       if test "$vhost_net" = "yes" ; then
4621         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4622       fi
4623     fi
4624 esac
4625 if test "$target_bigendian" = "yes" ; then
4626   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4627 fi
4628 if test "$target_softmmu" = "yes" ; then
4629   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4630 fi
4631 if test "$target_user_only" = "yes" ; then
4632   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4633   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4634 fi
4635 if test "$target_linux_user" = "yes" ; then
4636   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4637 fi
4638 list=""
4639 if test ! -z "$gdb_xml_files" ; then
4640   for x in $gdb_xml_files; do
4641     list="$list $source_path/gdb-xml/$x"
4642   done
4643   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4644 fi
4645
4646 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4647   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4648 fi
4649 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4650   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4651 fi
4652 if test "$target_bsd_user" = "yes" ; then
4653   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4654 fi
4655
4656 # generate QEMU_CFLAGS/LDFLAGS for targets
4657
4658 cflags=""
4659 ldflags=""
4660
4661 for i in $ARCH $TARGET_BASE_ARCH ; do
4662   case "$i" in
4663   alpha)
4664     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4665     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4666   ;;
4667   arm)
4668     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4669     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4670     if test -n "${cxx}"; then
4671       echo "CONFIG_ARM_A64_DIS=y"  >> $config_target_mak
4672       echo "CONFIG_ARM_A64_DIS=y"  >> config-all-disas.mak
4673     fi
4674   ;;
4675   cris)
4676     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4677     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4678   ;;
4679   hppa)
4680     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4681     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4682   ;;
4683   i386|x86_64|x32)
4684     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4685     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4686   ;;
4687   ia64*)
4688     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4689     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4690   ;;
4691   lm32)
4692     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4693     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4694   ;;
4695   m68k)
4696     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4697     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4698   ;;
4699   microblaze*)
4700     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4701     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4702   ;;
4703   mips*)
4704     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4705     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4706   ;;
4707   moxie*)
4708     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4709     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4710   ;;
4711   or32)
4712     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4713     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4714   ;;
4715   ppc*)
4716     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4717     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4718   ;;
4719   s390*)
4720     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4721     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4722   ;;
4723   sh4)
4724     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4725     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4726   ;;
4727   sparc*)
4728     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4729     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4730   ;;
4731   xtensa*)
4732     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4733     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4734   ;;
4735   esac
4736 done
4737 if test "$tcg_interpreter" = "yes" ; then
4738   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4739   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4740 fi
4741
4742 case "$ARCH" in
4743 alpha)
4744   # Ensure there's only a single GP
4745   cflags="-msmall-data $cflags"
4746 ;;
4747 esac
4748
4749 if test "$gprof" = "yes" ; then
4750   echo "TARGET_GPROF=yes" >> $config_target_mak
4751   if test "$target_linux_user" = "yes" ; then
4752     cflags="-p $cflags"
4753     ldflags="-p $ldflags"
4754   fi
4755   if test "$target_softmmu" = "yes" ; then
4756     ldflags="-p $ldflags"
4757     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4758   fi
4759 fi
4760
4761 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4762   ldflags="$ldflags $textseg_ldflags"
4763 fi
4764
4765 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4766 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4767
4768 done # for target in $targets
4769
4770 if [ "$pixman" = "internal" ]; then
4771   echo "config-host.h: subdir-pixman" >> $config_host_mak
4772 fi
4773
4774 if test "$rdma" = "yes" ; then
4775 echo "CONFIG_RDMA=y" >> $config_host_mak
4776 fi
4777
4778 if [ "$dtc_internal" = "yes" ]; then
4779   echo "config-host.h: subdir-dtc" >> $config_host_mak
4780 fi
4781
4782 # build tree in object directory in case the source is not in the current directory
4783 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4784 DIRS="$DIRS fsdev"
4785 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4786 DIRS="$DIRS roms/seabios roms/vgabios"
4787 DIRS="$DIRS qapi-generated"
4788 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4789 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4790 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4791 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4792 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4793 FILES="$FILES pc-bios/s390-ccw/Makefile"
4794 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4795 FILES="$FILES pc-bios/qemu-icon.bmp"
4796 for bios_file in \
4797     $source_path/pc-bios/*.bin \
4798     $source_path/pc-bios/*.aml \
4799     $source_path/pc-bios/*.rom \
4800     $source_path/pc-bios/*.dtb \
4801     $source_path/pc-bios/*.img \
4802     $source_path/pc-bios/openbios-* \
4803     $source_path/pc-bios/palcode-*
4804 do
4805     FILES="$FILES pc-bios/`basename $bios_file`"
4806 done
4807 for test_file in `find $source_path/tests/acpi-test-data -type f`
4808 do
4809     FILES="$FILES tests/acpi-test-data`echo $test_file | sed -e 's/.*acpi-test-data//'`"
4810 done
4811 mkdir -p $DIRS
4812 for f in $FILES ; do
4813     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4814         symlink "$source_path/$f" "$f"
4815     fi
4816 done
4817
4818 # temporary config to build submodules
4819 for rom in seabios vgabios ; do
4820     config_mak=roms/$rom/config.mak
4821     echo "# Automatically generated by configure - do not modify" > $config_mak
4822     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4823     echo "AS=$as" >> $config_mak
4824     echo "CC=$cc" >> $config_mak
4825     echo "BCC=bcc" >> $config_mak
4826     echo "CPP=$cpp" >> $config_mak
4827     echo "OBJCOPY=objcopy" >> $config_mak
4828     echo "IASL=$iasl" >> $config_mak
4829     echo "LD=$ld" >> $config_mak
4830 done
4831
4832 if test "$docs" = "yes" ; then
4833   mkdir -p QMP
4834 fi