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 error_exit() {
  31     echo
  32     echo "ERROR: $1"
  33     while test -n "$2"; do
  34         echo "       $2"
  35         shift
  36     done
  37     echo
  38     exit 1
  39 }
  40
  41 do_cc() {
  42     # Run the compiler, capturing its output to the log.
  43     echo $cc "$@" >> config.log
  44     $cc "$@" >> config.log 2>&1 || return $?
  45     # Test passed. If this is an --enable-werror build, rerun
  46     # the test with -Werror and bail out if it fails. This
  47     # makes warning-generating-errors in configure test code
  48     # obvious to developers.
  49     if test "$werror" != "yes"; then
  50         return 0
  51     fi
  52     # Don't bother rerunning the compile if we were already using -Werror
  53     case "$*" in
  54         *-Werror*)
  55            return 0
  56         ;;
  57     esac
  58     echo $cc -Werror "$@" >> config.log
  59     $cc -Werror "$@" >> config.log 2>&1 && return $?
  60     error_exit "configure test passed without -Werror but failed with -Werror." \
  61         "This is probably a bug in the configure script. The failing command" \
  62         "will be at the bottom of config.log." \
  63         "You can run configure with --disable-werror to bypass this check."
  64 }
  65
  66 compile_object() {
  67   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
  68 }
  69
  70 compile_prog() {
  71   local_cflags="$1"
  72   local_ldflags="$2"
  73   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
  74 }
  75
  76 # symbolically link $1 to $2.  Portable version of "ln -sf".
  77 symlink() {
  78   rm -rf "$2"
  79   mkdir -p "$(dirname "$2")"
  80   ln -s "$1" "$2"
  81 }
  82
  83 # check whether a command is available to this shell (may be either an
  84 # executable or a builtin)
  85 has() {
  86     type "$1" >/dev/null 2>&1
  87 }
  88
  89 # search for an executable in PATH
  90 path_of() {
  91     local_command="$1"
  92     local_ifs="$IFS"
  93     local_dir=""
  94
  95     # pathname has a dir component?
  96     if [ "${local_command#*/}" != "$local_command" ]; then
  97         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
  98             echo "$local_command"
  99             return 0
 100         fi
 101     fi
 102     if [ -z "$local_command" ]; then
 103         return 1
 104     fi
 105
 106     IFS=:
 107     for local_dir in $PATH; do
 108         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 109             echo "$local_dir/$local_command"
 110             IFS="${local_ifs:-$(printf ' \t\n')}"
 111             return 0
 112         fi
 113     done
 114     # not found
 115     IFS="${local_ifs:-$(printf ' \t\n')}"
 116     return 1
 117 }
 118
 119 # default parameters
 120 source_path=`dirname "$0"`
 121 cpu=""
 122 interp_prefix="/usr/gnemul/qemu-%M"
 123 static="no"
 124 cross_prefix=""
 125 audio_drv_list=""
 126 block_drv_rw_whitelist=""
 127 block_drv_ro_whitelist=""
 128 host_cc="cc"
 129 libs_softmmu=""
 130 libs_tools=""
 131 audio_pt_int=""
 132 audio_win_int=""
 133 cc_i386=i386-pc-linux-gnu-gcc
 134 libs_qga=""
 135 debug_info="yes"
 136
 137 # Don't accept a target_list environment variable.
 138 unset target_list
 139
 140 # Default value for a variable defining feature "foo".
 141 #  * foo="no"  feature will only be used if --enable-foo arg is given
 142 #  * foo=""    feature will be searched for, and if found, will be used
 143 #              unless --disable-foo is given
 144 #  * foo="yes" this value will only be set by --enable-foo flag.
 145 #              feature will searched for,
 146 #              if not found, configure exits with error
 147 #
 148 # Always add --enable-foo and --disable-foo command line args.
 149 # Distributions want to ensure that several features are compiled in, and it
 150 # is impossible without a --enable-foo that exits if a feature is not found.
 151
 152 bluez=""
 153 brlapi=""
 154 curl=""
 155 curses=""
 156 docs=""
 157 fdt=""
 158 pixman=""
 159 sdl=""
 160 virtfs=""
 161 vnc="yes"
 162 sparse="no"
 163 uuid=""
 164 vde=""
 165 vnc_tls=""
 166 vnc_sasl=""
 167 vnc_jpeg=""
 168 vnc_png=""
 169 vnc_ws=""
 170 xen=""
 171 xen_ctrl_version=""
 172 xen_pci_passthrough=""
 173 linux_aio=""
 174 cap_ng=""
 175 attr=""
 176 libattr=""
 177 xfs=""
 178
 179 vhost_net="no"
 180 vhost_scsi="no"
 181 kvm="no"
 182 rdma=""
 183 gprof="no"
 184 debug_tcg="no"
 185 debug="no"
 186 strip_opt="yes"
 187 tcg_interpreter="no"
 188 bigendian="no"
 189 mingw32="no"
 190 gcov="no"
 191 gcov_tool="gcov"
 192 EXESUF=""
 193 prefix="/usr/local"
 194 mandir="\${prefix}/share/man"
 195 datadir="\${prefix}/share"
 196 qemu_docdir="\${prefix}/share/doc/qemu"
 197 bindir="\${prefix}/bin"
 198 libdir="\${prefix}/lib"
 199 libexecdir="\${prefix}/libexec"
 200 includedir="\${prefix}/include"
 201 sysconfdir="\${prefix}/etc"
 202 local_statedir="\${prefix}/var"
 203 confsuffix="/qemu"
 204 slirp="yes"
 205 fmod_lib=""
 206 fmod_inc=""
 207 oss_lib=""
 208 bsd="no"
 209 linux="no"
 210 solaris="no"
 211 profiler="no"
 212 cocoa="no"
 213 softmmu="yes"
 214 linux_user="no"
 215 bsd_user="no"
 216 guest_base="yes"
 217 uname_release=""
 218 aix="no"
 219 blobs="yes"
 220 pkgversion=""
 221 pie=""
 222 zero_malloc=""
 223 qom_cast_debug="yes"
 224 trace_backend="nop"
 225 trace_file="trace"
 226 spice=""
 227 rbd=""
 228 smartcard_nss=""
 229 libusb=""
 230 usb_redir=""
 231 glx=""
 232 zlib="yes"
 233 guest_agent=""
 234 guest_agent_with_vss="no"
 235 vss_win32_sdk=""
 236 win_sdk="no"
 237 want_tools="yes"
 238 libiscsi=""
 239 coroutine=""
 240 coroutine_pool=""
 241 seccomp=""
 242 glusterfs=""
 243 glusterfs_discard="no"
 244 virtio_blk_data_plane=""
 245 gtk=""
 246 gtkabi="2.0"
 247 tpm="no"
 248 libssh2=""
 249
 250 # parse CC options first
 251 for opt do
 252   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 253   case "$opt" in
 254   --cross-prefix=*) cross_prefix="$optarg"
 255   ;;
 256   --cc=*) CC="$optarg"
 257   ;;
 258   --cxx=*) CXX="$optarg"
 259   ;;
 260   --source-path=*) source_path="$optarg"
 261   ;;
 262   --cpu=*) cpu="$optarg"
 263   ;;
 264   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 265                     EXTRA_CFLAGS="$optarg"
 266   ;;
 267   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 268                      EXTRA_LDFLAGS="$optarg"
 269   ;;
 270   --enable-debug-info) debug_info="yes"
 271   ;;
 272   --disable-debug-info) debug_info="no"
 273   ;;
 274   esac
 275 done
 276 # OS specific
 277 # Using uname is really, really broken.  Once we have the right set of checks
 278 # we can eliminate its usage altogether.
 279
 280 # Preferred compiler:
 281 #  ${CC} (if set)
 282 #  ${cross_prefix}gcc (if cross-prefix specified)
 283 #  system compiler
 284 if test -z "${CC}${cross_prefix}"; then
 285   cc="$host_cc"
 286 else
 287   cc="${CC-${cross_prefix}gcc}"
 288 fi
 289
 290 if test -z "${CXX}${cross_prefix}"; then
 291   cxx="c++"
 292 else
 293   cxx="${CXX-${cross_prefix}g++}"
 294 fi
 295
 296 ar="${AR-${cross_prefix}ar}"
 297 as="${AS-${cross_prefix}as}"
 298 cpp="${CPP-$cc -E}"
 299 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 300 ld="${LD-${cross_prefix}ld}"
 301 libtool="${LIBTOOL-${cross_prefix}libtool}"
 302 strip="${STRIP-${cross_prefix}strip}"
 303 windres="${WINDRES-${cross_prefix}windres}"
 304 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 305 query_pkg_config() {
 306     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 307 }
 308 pkg_config=query_pkg_config
 309 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 310
 311 # default flags for all hosts
 312 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 313 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 314 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 315 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 316 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 317 if test "$debug_info" = "yes"; then
 318     CFLAGS="-g $CFLAGS"
 319     LDFLAGS="-g $LDFLAGS"
 320 fi
 321
 322 # make source path absolute
 323 source_path=`cd "$source_path"; pwd`
 324
 325 check_define() {
 326 cat > $TMPC <<EOF
 327 #if !defined($1)
 328 #error $1 not defined
 329 #endif
 330 int main(void) { return 0; }
 331 EOF
 332   compile_object
 333 }
 334
 335 if check_define __linux__ ; then
 336   targetos="Linux"
 337 elif check_define _WIN32 ; then
 338   targetos='MINGW32'
 339 elif check_define __OpenBSD__ ; then
 340   targetos='OpenBSD'
 341 elif check_define __sun__ ; then
 342   targetos='SunOS'
 343 elif check_define __HAIKU__ ; then
 344   targetos='Haiku'
 345 else
 346   targetos=`uname -s`
 347 fi
 348
 349 # Some host OSes need non-standard checks for which CPU to use.
 350 # Note that these checks are broken for cross-compilation: if you're
 351 # cross-compiling to one of these OSes then you'll need to specify
 352 # the correct CPU with the --cpu option.
 353 case $targetos in
 354 Darwin)
 355   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 356   # run 64-bit userspace code.
 357   # If the user didn't specify a CPU explicitly and the kernel says this is
 358   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 359   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 360     cpu="x86_64"
 361   fi
 362   ;;
 363 SunOS)
 364   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 365   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 366     cpu="x86_64"
 367   fi
 368 esac
 369
 370 if test ! -z "$cpu" ; then
 371   # command line argument
 372   :
 373 elif check_define __i386__ ; then
 374   cpu="i386"
 375 elif check_define __x86_64__ ; then
 376   if check_define __ILP32__ ; then
 377     cpu="x32"
 378   else
 379     cpu="x86_64"
 380   fi
 381 elif check_define __sparc__ ; then
 382   if check_define __arch64__ ; then
 383     cpu="sparc64"
 384   else
 385     cpu="sparc"
 386   fi
 387 elif check_define _ARCH_PPC ; then
 388   if check_define _ARCH_PPC64 ; then
 389     cpu="ppc64"
 390   else
 391     cpu="ppc"
 392   fi
 393 elif check_define __mips__ ; then
 394   cpu="mips"
 395 elif check_define __ia64__ ; then
 396   cpu="ia64"
 397 elif check_define __s390__ ; then
 398   if check_define __s390x__ ; then
 399     cpu="s390x"
 400   else
 401     cpu="s390"
 402   fi
 403 elif check_define __arm__ ; then
 404   cpu="arm"
 405 elif check_define __aarch64__ ; then
 406   cpu="aarch64"
 407 elif check_define __hppa__ ; then
 408   cpu="hppa"
 409 else
 410   cpu=`uname -m`
 411 fi
 412
 413 ARCH=
 414 # Normalise host CPU name and set ARCH.
 415 # Note that this case should only have supported host CPUs, not guests.
 416 case "$cpu" in
 417   ia64|ppc|ppc64|s390|s390x|sparc64|x32)
 418     cpu="$cpu"
 419   ;;
 420   i386|i486|i586|i686|i86pc|BePC)
 421     cpu="i386"
 422   ;;
 423   x86_64|amd64)
 424     cpu="x86_64"
 425   ;;
 426   armv*b|armv*l|arm)
 427     cpu="arm"
 428   ;;
 429   aarch64)
 430     cpu="aarch64"
 431   ;;
 432   mips*)
 433     cpu="mips"
 434   ;;
 435   sparc|sun4[cdmuv])
 436     cpu="sparc"
 437   ;;
 438   *)
 439     # This will result in either an error or falling back to TCI later
 440     ARCH=unknown
 441   ;;
 442 esac
 443 if test -z "$ARCH"; then
 444   ARCH="$cpu"
 445 fi
 446
 447 # OS specific
 448
 449 case $targetos in
 450 CYGWIN*)
 451   mingw32="yes"
 452   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 453   audio_possible_drivers="winwave sdl"
 454   audio_drv_list="winwave"
 455 ;;
 456 MINGW32*)
 457   mingw32="yes"
 458   audio_possible_drivers="winwave dsound sdl fmod"
 459   audio_drv_list="winwave"
 460 ;;
 461 GNU/kFreeBSD)
 462   bsd="yes"
 463   audio_drv_list="oss"
 464   audio_possible_drivers="oss sdl esd pa"
 465 ;;
 466 FreeBSD)
 467   bsd="yes"
 468   make="${MAKE-gmake}"
 469   audio_drv_list="oss"
 470   audio_possible_drivers="oss sdl esd pa"
 471   # needed for kinfo_getvmmap(3) in libutil.h
 472   LIBS="-lutil $LIBS"
 473 ;;
 474 DragonFly)
 475   bsd="yes"
 476   make="${MAKE-gmake}"
 477   audio_drv_list="oss"
 478   audio_possible_drivers="oss sdl esd pa"
 479 ;;
 480 NetBSD)
 481   bsd="yes"
 482   make="${MAKE-gmake}"
 483   audio_drv_list="oss"
 484   audio_possible_drivers="oss sdl esd"
 485   oss_lib="-lossaudio"
 486 ;;
 487 OpenBSD)
 488   bsd="yes"
 489   make="${MAKE-gmake}"
 490   audio_drv_list="sdl"
 491   audio_possible_drivers="sdl esd"
 492 ;;
 493 Darwin)
 494   bsd="yes"
 495   darwin="yes"
 496   if [ "$cpu" = "x86_64" ] ; then
 497     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 498     LDFLAGS="-arch x86_64 $LDFLAGS"
 499   else
 500     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 501   fi
 502   cocoa="yes"
 503   audio_drv_list="coreaudio"
 504   audio_possible_drivers="coreaudio sdl fmod"
 505   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 506   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 507   # Disable attempts to use ObjectiveC features in os/object.h since they
 508   # won't work when we're compiling with gcc as a C compiler.
 509   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 510 ;;
 511 SunOS)
 512   solaris="yes"
 513   make="${MAKE-gmake}"
 514   install="${INSTALL-ginstall}"
 515   ld="gld"
 516   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 517   needs_libsunmath="no"
 518   solarisrev=`uname -r | cut -f2 -d.`
 519   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 520     if test "$solarisrev" -le 9 ; then
 521       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 522         needs_libsunmath="yes"
 523         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 524         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 525         LIBS="-lsunmath $LIBS"
 526       else
 527         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 528             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 529             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 530             "Studio 11 can be downloaded from www.sun.com."
 531       fi
 532     fi
 533   fi
 534   if test -f /usr/include/sys/soundcard.h ; then
 535     audio_drv_list="oss"
 536   fi
 537   audio_possible_drivers="oss sdl"
 538 # needed for CMSG_ macros in sys/socket.h
 539   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 540 # needed for TIOCWIN* defines in termios.h
 541   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 542   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 543   solarisnetlibs="-lsocket -lnsl -lresolv"
 544   LIBS="$solarisnetlibs $LIBS"
 545   libs_qga="$solarisnetlibs $libs_qga"
 546 ;;
 547 AIX)
 548   aix="yes"
 549   make="${MAKE-gmake}"
 550 ;;
 551 Haiku)
 552   haiku="yes"
 553   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 554   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 555 ;;
 556 *)
 557   audio_drv_list="oss"
 558   audio_possible_drivers="oss alsa sdl esd pa"
 559   linux="yes"
 560   linux_user="yes"
 561   kvm="yes"
 562   vhost_net="yes"
 563   vhost_scsi="yes"
 564   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 565     audio_possible_drivers="$audio_possible_drivers fmod"
 566   fi
 567   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 568 ;;
 569 esac
 570
 571 if [ "$bsd" = "yes" ] ; then
 572   if [ "$darwin" != "yes" ] ; then
 573     bsd_user="yes"
 574   fi
 575 fi
 576
 577 : ${make=${MAKE-make}}
 578 : ${install=${INSTALL-install}}
 579 : ${python=${PYTHON-python -B}}
 580 : ${smbd=${SMBD-/usr/sbin/smbd}}
 581
 582 # Default objcc to clang if available, otherwise use CC
 583 if has clang; then
 584   objcc=clang
 585 else
 586   objcc="$cc"
 587 fi
 588
 589 if test "$mingw32" = "yes" ; then
 590   EXESUF=".exe"
 591   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 592   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 593   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 594   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 595 cat > $TMPC << EOF
 596 int main(void) { return 0; }
 597 EOF
 598   if compile_prog "" "-liberty" ; then
 599     LIBS="-liberty $LIBS"
 600   fi
 601   prefix="c:/Program Files/QEMU"
 602   mandir="\${prefix}"
 603   datadir="\${prefix}"
 604   qemu_docdir="\${prefix}"
 605   bindir="\${prefix}"
 606   sysconfdir="\${prefix}"
 607   local_statedir=
 608   confsuffix=""
 609   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 610 fi
 611
 612 werror=""
 613
 614 for opt do
 615   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 616   case "$opt" in
 617   --help|-h) show_help=yes
 618   ;;
 619   --version|-V) exec cat $source_path/VERSION
 620   ;;
 621   --prefix=*) prefix="$optarg"
 622   ;;
 623   --interp-prefix=*) interp_prefix="$optarg"
 624   ;;
 625   --source-path=*)
 626   ;;
 627   --cross-prefix=*)
 628   ;;
 629   --cc=*)
 630   ;;
 631   --host-cc=*) host_cc="$optarg"
 632   ;;
 633   --cxx=*)
 634   ;;
 635   --objcc=*) objcc="$optarg"
 636   ;;
 637   --make=*) make="$optarg"
 638   ;;
 639   --install=*) install="$optarg"
 640   ;;
 641   --python=*) python="$optarg"
 642   ;;
 643   --gcov=*) gcov_tool="$optarg"
 644   ;;
 645   --smbd=*) smbd="$optarg"
 646   ;;
 647   --extra-cflags=*)
 648   ;;
 649   --extra-ldflags=*)
 650   ;;
 651   --enable-debug-info)
 652   ;;
 653   --disable-debug-info)
 654   ;;
 655   --cpu=*)
 656   ;;
 657   --target-list=*) target_list="$optarg"
 658   ;;
 659   --enable-trace-backend=*) trace_backend="$optarg"
 660   ;;
 661   --with-trace-file=*) trace_file="$optarg"
 662   ;;
 663   --enable-gprof) gprof="yes"
 664   ;;
 665   --enable-gcov) gcov="yes"
 666   ;;
 667   --static)
 668     static="yes"
 669     LDFLAGS="-static $LDFLAGS"
 670     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 671   ;;
 672   --mandir=*) mandir="$optarg"
 673   ;;
 674   --bindir=*) bindir="$optarg"
 675   ;;
 676   --libdir=*) libdir="$optarg"
 677   ;;
 678   --libexecdir=*) libexecdir="$optarg"
 679   ;;
 680   --includedir=*) includedir="$optarg"
 681   ;;
 682   --datadir=*) datadir="$optarg"
 683   ;;
 684   --with-confsuffix=*) confsuffix="$optarg"
 685   ;;
 686   --docdir=*) qemu_docdir="$optarg"
 687   ;;
 688   --sysconfdir=*) sysconfdir="$optarg"
 689   ;;
 690   --localstatedir=*) local_statedir="$optarg"
 691   ;;
 692   --sbindir=*|--sharedstatedir=*|\
 693   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 694   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 695     # These switches are silently ignored, for compatibility with
 696     # autoconf-generated configure scripts. This allows QEMU's
 697     # configure to be used by RPM and similar macros that set
 698     # lots of directory switches by default.
 699   ;;
 700   --with-system-pixman) pixman="system"
 701   ;;
 702   --without-system-pixman) pixman="internal"
 703   ;;
 704   --without-pixman) pixman="none"
 705   ;;
 706   --disable-sdl) sdl="no"
 707   ;;
 708   --enable-sdl) sdl="yes"
 709   ;;
 710   --disable-qom-cast-debug) qom_cast_debug="no"
 711   ;;
 712   --enable-qom-cast-debug) qom_cast_debug="yes"
 713   ;;
 714   --disable-virtfs) virtfs="no"
 715   ;;
 716   --enable-virtfs) virtfs="yes"
 717   ;;
 718   --disable-vnc) vnc="no"
 719   ;;
 720   --enable-vnc) vnc="yes"
 721   ;;
 722   --fmod-lib=*) fmod_lib="$optarg"
 723   ;;
 724   --fmod-inc=*) fmod_inc="$optarg"
 725   ;;
 726   --oss-lib=*) oss_lib="$optarg"
 727   ;;
 728   --audio-drv-list=*) audio_drv_list="$optarg"
 729   ;;
 730   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 731   ;;
 732   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 733   ;;
 734   --enable-debug-tcg) debug_tcg="yes"
 735   ;;
 736   --disable-debug-tcg) debug_tcg="no"
 737   ;;
 738   --enable-debug)
 739       # Enable debugging options that aren't excessively noisy
 740       debug_tcg="yes"
 741       debug="yes"
 742       strip_opt="no"
 743   ;;
 744   --enable-sparse) sparse="yes"
 745   ;;
 746   --disable-sparse) sparse="no"
 747   ;;
 748   --disable-strip) strip_opt="no"
 749   ;;
 750   --disable-vnc-tls) vnc_tls="no"
 751   ;;
 752   --enable-vnc-tls) vnc_tls="yes"
 753   ;;
 754   --disable-vnc-sasl) vnc_sasl="no"
 755   ;;
 756   --enable-vnc-sasl) vnc_sasl="yes"
 757   ;;
 758   --disable-vnc-jpeg) vnc_jpeg="no"
 759   ;;
 760   --enable-vnc-jpeg) vnc_jpeg="yes"
 761   ;;
 762   --disable-vnc-png) vnc_png="no"
 763   ;;
 764   --enable-vnc-png) vnc_png="yes"
 765   ;;
 766   --disable-vnc-ws) vnc_ws="no"
 767   ;;
 768   --enable-vnc-ws) vnc_ws="yes"
 769   ;;
 770   --disable-slirp) slirp="no"
 771   ;;
 772   --disable-uuid) uuid="no"
 773   ;;
 774   --enable-uuid) uuid="yes"
 775   ;;
 776   --disable-vde) vde="no"
 777   ;;
 778   --enable-vde) vde="yes"
 779   ;;
 780   --disable-xen) xen="no"
 781   ;;
 782   --enable-xen) xen="yes"
 783   ;;
 784   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 785   ;;
 786   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 787   ;;
 788   --disable-brlapi) brlapi="no"
 789   ;;
 790   --enable-brlapi) brlapi="yes"
 791   ;;
 792   --disable-bluez) bluez="no"
 793   ;;
 794   --enable-bluez) bluez="yes"
 795   ;;
 796   --disable-kvm) kvm="no"
 797   ;;
 798   --enable-kvm) kvm="yes"
 799   ;;
 800   --disable-tcg-interpreter) tcg_interpreter="no"
 801   ;;
 802   --enable-tcg-interpreter) tcg_interpreter="yes"
 803   ;;
 804   --disable-cap-ng)  cap_ng="no"
 805   ;;
 806   --enable-cap-ng) cap_ng="yes"
 807   ;;
 808   --disable-spice) spice="no"
 809   ;;
 810   --enable-spice) spice="yes"
 811   ;;
 812   --disable-libiscsi) libiscsi="no"
 813   ;;
 814   --enable-libiscsi) libiscsi="yes"
 815   ;;
 816   --enable-profiler) profiler="yes"
 817   ;;
 818   --disable-cocoa) cocoa="no"
 819   ;;
 820   --enable-cocoa)
 821       cocoa="yes" ;
 822       sdl="no" ;
 823       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 824   ;;
 825   --disable-system) softmmu="no"
 826   ;;
 827   --enable-system) softmmu="yes"
 828   ;;
 829   --disable-user)
 830       linux_user="no" ;
 831       bsd_user="no" ;
 832   ;;
 833   --enable-user) ;;
 834   --disable-linux-user) linux_user="no"
 835   ;;
 836   --enable-linux-user) linux_user="yes"
 837   ;;
 838   --disable-bsd-user) bsd_user="no"
 839   ;;
 840   --enable-bsd-user) bsd_user="yes"
 841   ;;
 842   --enable-guest-base) guest_base="yes"
 843   ;;
 844   --disable-guest-base) guest_base="no"
 845   ;;
 846   --enable-pie) pie="yes"
 847   ;;
 848   --disable-pie) pie="no"
 849   ;;
 850   --enable-uname-release=*) uname_release="$optarg"
 851   ;;
 852   --enable-werror) werror="yes"
 853   ;;
 854   --disable-werror) werror="no"
 855   ;;
 856   --disable-curses) curses="no"
 857   ;;
 858   --enable-curses) curses="yes"
 859   ;;
 860   --disable-curl) curl="no"
 861   ;;
 862   --enable-curl) curl="yes"
 863   ;;
 864   --disable-fdt) fdt="no"
 865   ;;
 866   --enable-fdt) fdt="yes"
 867   ;;
 868   --disable-linux-aio) linux_aio="no"
 869   ;;
 870   --enable-linux-aio) linux_aio="yes"
 871   ;;
 872   --disable-attr) attr="no"
 873   ;;
 874   --enable-attr) attr="yes"
 875   ;;
 876   --disable-blobs) blobs="no"
 877   ;;
 878   --with-pkgversion=*) pkgversion=" ($optarg)"
 879   ;;
 880   --with-coroutine=*) coroutine="$optarg"
 881   ;;
 882   --disable-coroutine-pool) coroutine_pool="no"
 883   ;;
 884   --enable-coroutine-pool) coroutine_pool="yes"
 885   ;;
 886   --disable-docs) docs="no"
 887   ;;
 888   --enable-docs) docs="yes"
 889   ;;
 890   --disable-vhost-net) vhost_net="no"
 891   ;;
 892   --enable-vhost-net) vhost_net="yes"
 893   ;;
 894   --disable-vhost-scsi) vhost_scsi="no"
 895   ;;
 896   --enable-vhost-scsi) vhost_scsi="yes"
 897   ;;
 898   --disable-glx) glx="no"
 899   ;;
 900   --enable-glx) glx="yes"
 901   ;;
 902   --disable-rbd) rbd="no"
 903   ;;
 904   --enable-rbd) rbd="yes"
 905   ;;
 906   --disable-xfsctl) xfs="no"
 907   ;;
 908   --enable-xfsctl) xfs="yes"
 909   ;;
 910   --disable-smartcard-nss) smartcard_nss="no"
 911   ;;
 912   --enable-smartcard-nss) smartcard_nss="yes"
 913   ;;
 914   --disable-libusb) libusb="no"
 915   ;;
 916   --enable-libusb) libusb="yes"
 917   ;;
 918   --disable-usb-redir) usb_redir="no"
 919   ;;
 920   --enable-usb-redir) usb_redir="yes"
 921   ;;
 922   --disable-zlib-test) zlib="no"
 923   ;;
 924   --enable-guest-agent) guest_agent="yes"
 925   ;;
 926   --disable-guest-agent) guest_agent="no"
 927   ;;
 928   --with-vss-sdk) vss_win32_sdk=""
 929   ;;
 930   --with-vss-sdk=*) vss_win32_sdk="$optarg"
 931   ;;
 932   --without-vss-sdk) vss_win32_sdk="no"
 933   ;;
 934   --with-win-sdk) win_sdk=""
 935   ;;
 936   --with-win-sdk=*) win_sdk="$optarg"
 937   ;;
 938   --without-win-sdk) win_sdk="no"
 939   ;;
 940   --enable-tools) want_tools="yes"
 941   ;;
 942   --disable-tools) want_tools="no"
 943   ;;
 944   --enable-seccomp) seccomp="yes"
 945   ;;
 946   --disable-seccomp) seccomp="no"
 947   ;;
 948   --disable-glusterfs) glusterfs="no"
 949   ;;
 950   --enable-glusterfs) glusterfs="yes"
 951   ;;
 952   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 953   ;;
 954   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 955   ;;
 956   --disable-gtk) gtk="no"
 957   ;;
 958   --enable-gtk) gtk="yes"
 959   ;;
 960   --enable-rdma) rdma="yes"
 961   ;;
 962   --disable-rdma) rdma="no"
 963   ;;
 964   --with-gtkabi=*) gtkabi="$optarg"
 965   ;;
 966   --enable-tpm) tpm="yes"
 967   ;;
 968   --disable-libssh2) libssh2="no"
 969   ;;
 970   --enable-libssh2) libssh2="yes"
 971   ;;
 972   *) echo "ERROR: unknown option $opt"; show_help="yes"
 973   ;;
 974   esac
 975 done
 976
 977 case "$cpu" in
 978     ppc)
 979            CPU_CFLAGS="-m32"
 980            LDFLAGS="-m32 $LDFLAGS"
 981            ;;
 982     ppc64)
 983            CPU_CFLAGS="-m64"
 984            LDFLAGS="-m64 $LDFLAGS"
 985            ;;
 986     sparc)
 987            LDFLAGS="-m32 $LDFLAGS"
 988            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
 989            ;;
 990     sparc64)
 991            LDFLAGS="-m64 $LDFLAGS"
 992            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 993            ;;
 994     s390)
 995            CPU_CFLAGS="-m31 -march=z990"
 996            LDFLAGS="-m31 $LDFLAGS"
 997            ;;
 998     s390x)
 999            CPU_CFLAGS="-m64 -march=z990"
1000            LDFLAGS="-m64 $LDFLAGS"
1001            ;;
1002     i386)
1003            CPU_CFLAGS="-m32"
1004            LDFLAGS="-m32 $LDFLAGS"
1005            cc_i386='$(CC) -m32'
1006            ;;
1007     x86_64)
1008            CPU_CFLAGS="-m64"
1009            LDFLAGS="-m64 $LDFLAGS"
1010            cc_i386='$(CC) -m32'
1011            ;;
1012     x32)
1013            CPU_CFLAGS="-mx32"
1014            LDFLAGS="-mx32 $LDFLAGS"
1015            cc_i386='$(CC) -m32'
1016            ;;
1017     # No special flags required for other host CPUs
1018 esac
1019
1020 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1021 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1022
1023 default_target_list=""
1024
1025 mak_wilds=""
1026
1027 if [ "$softmmu" = "yes" ]; then
1028     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1029 fi
1030 if [ "$linux_user" = "yes" ]; then
1031     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1032 fi
1033 if [ "$bsd_user" = "yes" ]; then
1034     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1035 fi
1036
1037 for config in $mak_wilds; do
1038     default_target_list="${default_target_list} $(basename "$config" .mak)"
1039 done
1040
1041 if test x"$show_help" = x"yes" ; then
1042 cat << EOF
1043
1044 Usage: configure [options]
1045 Options: [defaults in brackets after descriptions]
1046
1047 EOF
1048 echo "Standard options:"
1049 echo "  --help                   print this message"
1050 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1051 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1052 echo "                           use %M for cpu name [$interp_prefix]"
1053 echo "  --target-list=LIST       set target list (default: build everything)"
1054 echo "Available targets: $default_target_list" | \
1055     fold -s -w 53 | sed -e 's/^/                           /'
1056 echo ""
1057 echo "Advanced options (experts only):"
1058 echo "  --source-path=PATH       path of source code [$source_path]"
1059 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1060 echo "  --cc=CC                  use C compiler CC [$cc]"
1061 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1062 echo "                           build time"
1063 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
1064 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1065 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1066 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1067 echo "  --make=MAKE              use specified make [$make]"
1068 echo "  --install=INSTALL        use specified install [$install]"
1069 echo "  --python=PYTHON          use specified python [$python]"
1070 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1071 echo "  --static                 enable static build [$static]"
1072 echo "  --mandir=PATH            install man pages in PATH"
1073 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1074 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1075 echo "  --bindir=PATH            install binaries in PATH"
1076 echo "  --libdir=PATH            install libraries in PATH"
1077 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1078 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1079 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1080 echo "  --enable-debug-tcg       enable TCG debugging"
1081 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1082 echo "  --enable-debug-info       enable debugging information (default)"
1083 echo "  --disable-debug-info      disable debugging information"
1084 echo "  --enable-debug           enable common debug build options"
1085 echo "  --enable-sparse          enable sparse checker"
1086 echo "  --disable-sparse         disable sparse checker (default)"
1087 echo "  --disable-strip          disable stripping binaries"
1088 echo "  --disable-werror         disable compilation abort on warning"
1089 echo "  --disable-sdl            disable SDL"
1090 echo "  --enable-sdl             enable SDL"
1091 echo "  --disable-gtk            disable gtk UI"
1092 echo "  --enable-gtk             enable gtk UI"
1093 echo "  --disable-virtfs         disable VirtFS"
1094 echo "  --enable-virtfs          enable VirtFS"
1095 echo "  --disable-vnc            disable VNC"
1096 echo "  --enable-vnc             enable VNC"
1097 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1098 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1099 echo "  --audio-drv-list=LIST    set audio drivers list:"
1100 echo "                           Available drivers: $audio_possible_drivers"
1101 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1102 echo "  --block-drv-rw-whitelist=L"
1103 echo "                           set block driver read-write whitelist"
1104 echo "                           (affects only QEMU, not qemu-img)"
1105 echo "  --block-drv-ro-whitelist=L"
1106 echo "                           set block driver read-only whitelist"
1107 echo "                           (affects only QEMU, not qemu-img)"
1108 echo "  --disable-xen            disable xen backend driver support"
1109 echo "  --enable-xen             enable xen backend driver support"
1110 echo "  --disable-xen-pci-passthrough"
1111 echo "  --enable-xen-pci-passthrough"
1112 echo "  --disable-brlapi         disable BrlAPI"
1113 echo "  --enable-brlapi          enable BrlAPI"
1114 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1115 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1116 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1117 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1118 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1119 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1120 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1121 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1122 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1123 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1124 echo "  --disable-curses         disable curses output"
1125 echo "  --enable-curses          enable curses output"
1126 echo "  --disable-curl           disable curl connectivity"
1127 echo "  --enable-curl            enable curl connectivity"
1128 echo "  --disable-fdt            disable fdt device tree"
1129 echo "  --enable-fdt             enable fdt device tree"
1130 echo "  --disable-bluez          disable bluez stack connectivity"
1131 echo "  --enable-bluez           enable bluez stack connectivity"
1132 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1133 echo "  --disable-kvm            disable KVM acceleration support"
1134 echo "  --enable-kvm             enable KVM acceleration support"
1135 echo "  --disable-rdma           disable RDMA-based migration support"
1136 echo "  --enable-rdma            enable RDMA-based migration support"
1137 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1138 echo "  --enable-system          enable all system emulation targets"
1139 echo "  --disable-system         disable all system emulation targets"
1140 echo "  --enable-user            enable supported user emulation targets"
1141 echo "  --disable-user           disable all user emulation targets"
1142 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1143 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1144 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1145 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1146 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1147 echo "                           emulation targets"
1148 echo "  --disable-guest-base     disable GUEST_BASE support"
1149 echo "  --enable-pie             build Position Independent Executables"
1150 echo "  --disable-pie            do not build Position Independent Executables"
1151 echo "  --fmod-lib               path to FMOD library"
1152 echo "  --fmod-inc               path to FMOD includes"
1153 echo "  --oss-lib                path to OSS library"
1154 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1155 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1156 echo "  --disable-uuid           disable uuid support"
1157 echo "  --enable-uuid            enable uuid support"
1158 echo "  --disable-vde            disable support for vde network"
1159 echo "  --enable-vde             enable support for vde network"
1160 echo "  --disable-linux-aio      disable Linux AIO support"
1161 echo "  --enable-linux-aio       enable Linux AIO support"
1162 echo "  --disable-cap-ng         disable libcap-ng support"
1163 echo "  --enable-cap-ng          enable libcap-ng support"
1164 echo "  --disable-attr           disables attr and xattr support"
1165 echo "  --enable-attr            enable attr and xattr support"
1166 echo "  --disable-blobs          disable installing provided firmware blobs"
1167 echo "  --enable-docs            enable documentation build"
1168 echo "  --disable-docs           disable documentation build"
1169 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1170 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1171 echo "  --enable-trace-backend=B Set trace backend"
1172 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1173 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1174 echo "                           Default:trace-<pid>"
1175 echo "  --disable-spice          disable spice"
1176 echo "  --enable-spice           enable spice"
1177 echo "  --enable-rbd             enable building the rados block device (rbd)"
1178 echo "  --disable-libiscsi       disable iscsi support"
1179 echo "  --enable-libiscsi        enable iscsi support"
1180 echo "  --disable-smartcard-nss  disable smartcard nss support"
1181 echo "  --enable-smartcard-nss   enable smartcard nss support"
1182 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1183 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1184 echo "  --disable-usb-redir      disable usb network redirection support"
1185 echo "  --enable-usb-redir       enable usb network redirection support"
1186 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1187 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1188 echo "  --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent"
1189 echo "  --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)"
1190 echo "  --disable-seccomp        disable seccomp support"
1191 echo "  --enable-seccomp         enables seccomp support"
1192 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1193 echo "                           gthread, ucontext, sigaltstack, windows"
1194 echo "  --disable-coroutine-pool disable coroutine freelist (worse performance)"
1195 echo "  --enable-coroutine-pool  enable coroutine freelist (better performance)"
1196 echo "  --enable-glusterfs       enable GlusterFS backend"
1197 echo "  --disable-glusterfs      disable GlusterFS backend"
1198 echo "  --enable-gcov            enable test coverage analysis with gcov"
1199 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1200 echo "  --enable-tpm             enable TPM support"
1201 echo "  --disable-libssh2        disable ssh block device support"
1202 echo "  --enable-libssh2         enable ssh block device support"
1203 echo ""
1204 echo "NOTE: The object files are built at the place where configure is launched"
1205 exit 1
1206 fi
1207
1208 # Now we have handled --enable-tcg-interpreter and know we're not just
1209 # printing the help message, bail out if the host CPU isn't supported.
1210 if test "$ARCH" = "unknown"; then
1211     if test "$tcg_interpreter" = "yes" ; then
1212         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1213         ARCH=tci
1214     else
1215         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1216     fi
1217 fi
1218
1219 # check that the C compiler works.
1220 cat > $TMPC <<EOF
1221 int main(void) { return 0; }
1222 EOF
1223
1224 if compile_object ; then
1225   : C compiler works ok
1226 else
1227     error_exit "\"$cc\" either does not exist or does not work"
1228 fi
1229
1230 # Consult white-list to determine whether to enable werror
1231 # by default.  Only enable by default for git builds
1232 z_version=`cut -f3 -d. $source_path/VERSION`
1233
1234 if test -z "$werror" ; then
1235     if test -d "$source_path/.git" -a \
1236         "$linux" = "yes" ; then
1237         werror="yes"
1238     else
1239         werror="no"
1240     fi
1241 fi
1242
1243 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1244 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1245 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1246 gcc_flags="-Wendif-labels $gcc_flags"
1247 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1248 gcc_flags="-Wno-string-plus-int $gcc_flags"
1249 # Note that we do not add -Werror to gcc_flags here, because that would
1250 # enable it for all configure tests. If a configure test failed due
1251 # to -Werror this would just silently disable some features,
1252 # so it's too error prone.
1253 cat > $TMPC << EOF
1254 int main(void) { return 0; }
1255 EOF
1256 for flag in $gcc_flags; do
1257     # Use the positive sense of the flag when testing for -Wno-wombat
1258     # support (gcc will happily accept the -Wno- form of unknown
1259     # warning options).
1260     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1261     if compile_prog "-Werror $optflag" "" ; then
1262         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1263     fi
1264 done
1265
1266 if compile_prog "-Werror -fstack-protector-all" "" ; then
1267     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1268     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1269 fi
1270
1271 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1272 # large functions that use global variables.  The bug is in all releases of
1273 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1274 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1275 cat > $TMPC << EOF
1276 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1277 int main(void) { return 0; }
1278 #else
1279 #error No bug in this compiler.
1280 #endif
1281 EOF
1282 if compile_prog "-Werror -fno-gcse" "" ; then
1283   TRANSLATE_OPT_CFLAGS=-fno-gcse
1284 fi
1285
1286 if test "$static" = "yes" ; then
1287   if test "$pie" = "yes" ; then
1288     error_exit "static and pie are mutually incompatible"
1289   else
1290     pie="no"
1291   fi
1292 fi
1293
1294 if test "$pie" = ""; then
1295   case "$cpu-$targetos" in
1296     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1297       ;;
1298     *)
1299       pie="no"
1300       ;;
1301   esac
1302 fi
1303
1304 if test "$pie" != "no" ; then
1305   cat > $TMPC << EOF
1306
1307 #ifdef __linux__
1308 #  define THREAD __thread
1309 #else
1310 #  define THREAD
1311 #endif
1312
1313 static THREAD int tls_var;
1314
1315 int main(void) { return tls_var; }
1316
1317 EOF
1318   if compile_prog "-fPIE -DPIE" "-pie"; then
1319     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1320     LDFLAGS="-pie $LDFLAGS"
1321     pie="yes"
1322     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1323       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1324     fi
1325   else
1326     if test "$pie" = "yes"; then
1327       error_exit "PIE not available due to missing toolchain support"
1328     else
1329       echo "Disabling PIE due to missing toolchain support"
1330       pie="no"
1331     fi
1332   fi
1333 fi
1334
1335 ##########################################
1336 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1337 # use i686 as default anyway, but for those that don't, an explicit
1338 # specification is necessary
1339
1340 if test "$cpu" = "i386"; then
1341   cat > $TMPC << EOF
1342 static int sfaa(int *ptr)
1343 {
1344   return __sync_fetch_and_and(ptr, 0);
1345 }
1346
1347 int main(void)
1348 {
1349   int val = 42;
1350   val = __sync_val_compare_and_swap(&val, 0, 1);
1351   sfaa(&val);
1352   return val;
1353 }
1354 EOF
1355   if ! compile_prog "" "" ; then
1356     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1357   fi
1358 fi
1359
1360 #########################################
1361 # Solaris specific configure tool chain decisions
1362
1363 if test "$solaris" = "yes" ; then
1364   if has $install; then
1365     :
1366   else
1367     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1368         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1369         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1370   fi
1371   if test "`path_of $install`" = "/usr/sbin/install" ; then
1372     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1373         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1374         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1375   fi
1376   if has ar; then
1377     :
1378   else
1379     if test -f /usr/ccs/bin/ar ; then
1380       error_exit "No path includes ar" \
1381           "Add /usr/ccs/bin to your path and rerun configure"
1382     fi
1383     error_exit "No path includes ar"
1384   fi
1385 fi
1386
1387 if ! has $python; then
1388   error_exit "Python not found. Use --python=/path/to/python"
1389 fi
1390
1391 # Note that if the Python conditional here evaluates True we will exit
1392 # with status 1 which is a shell 'false' value.
1393 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1394   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1395       "Note that Python 3 or later is not yet supported." \
1396       "Use --python=/path/to/python to specify a supported Python."
1397 fi
1398
1399 if test -z "${target_list+xxx}" ; then
1400     target_list="$default_target_list"
1401 else
1402     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1403 fi
1404
1405 # Check that we recognised the target name; this allows a more
1406 # friendly error message than if we let it fall through.
1407 for target in $target_list; do
1408     case " $default_target_list " in
1409         *" $target "*)
1410             ;;
1411         *)
1412             error_exit "Unknown target name '$target'"
1413             ;;
1414     esac
1415 done
1416
1417 # see if system emulation was really requested
1418 case " $target_list " in
1419   *"-softmmu "*) softmmu=yes
1420   ;;
1421   *) softmmu=no
1422   ;;
1423 esac
1424
1425 feature_not_found() {
1426   feature=$1
1427
1428   error_exit "User requested feature $feature" \
1429       "configure was not able to find it"
1430 }
1431
1432 if test -z "$cross_prefix" ; then
1433
1434 # ---
1435 # big/little endian test
1436 cat > $TMPC << EOF
1437 #include <inttypes.h>
1438 int main(void) {
1439         volatile uint32_t i=0x01234567;
1440         return (*((uint8_t*)(&i))) == 0x67;
1441 }
1442 EOF
1443
1444 if compile_prog "" "" ; then
1445 $TMPE && bigendian="yes"
1446 else
1447 echo big/little test failed
1448 fi
1449
1450 else
1451
1452 # if cross compiling, cannot launch a program, so make a static guess
1453 case "$cpu" in
1454   arm)
1455     # ARM can be either way; ask the compiler which one we are
1456     if check_define __ARMEB__; then
1457       bigendian=yes
1458     fi
1459   ;;
1460   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1461     bigendian=yes
1462   ;;
1463 esac
1464
1465 fi
1466
1467 ##########################################
1468 # pkg-config probe
1469
1470 if ! has "$pkg_config_exe"; then
1471   error_exit "pkg-config binary '$pkg_config_exe' not found"
1472 fi
1473
1474 ##########################################
1475 # NPTL probe
1476
1477 if test "$linux_user" = "yes"; then
1478   cat > $TMPC <<EOF
1479 #include <sched.h>
1480 #include <linux/futex.h>
1481 int main(void) {
1482 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1483 #error bork
1484 #endif
1485   return 0;
1486 }
1487 EOF
1488   if ! compile_object ; then
1489     feature_not_found "nptl"
1490   fi
1491 fi
1492
1493 ##########################################
1494 # zlib check
1495
1496 if test "$zlib" != "no" ; then
1497     cat > $TMPC << EOF
1498 #include <zlib.h>
1499 int main(void) { zlibVersion(); return 0; }
1500 EOF
1501     if compile_prog "" "-lz" ; then
1502         :
1503     else
1504         error_exit "zlib check failed" \
1505             "Make sure to have the zlib libs and headers installed."
1506     fi
1507 fi
1508 libs_softmmu="$libs_softmmu -lz"
1509
1510 ##########################################
1511 # libseccomp check
1512
1513 if test "$seccomp" != "no" ; then
1514     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1515         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1516         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1517         seccomp="yes"
1518     else
1519         if test "$seccomp" = "yes"; then
1520             feature_not_found "libseccomp"
1521         fi
1522         seccomp="no"
1523     fi
1524 fi
1525 ##########################################
1526 # xen probe
1527
1528 if test "$xen" != "no" ; then
1529   xen_libs="-lxenstore -lxenctrl -lxenguest"
1530
1531   # First we test whether Xen headers and libraries are available.
1532   # If no, we are done and there is no Xen support.
1533   # If yes, more tests are run to detect the Xen version.
1534
1535   # Xen (any)
1536   cat > $TMPC <<EOF
1537 #include <xenctrl.h>
1538 int main(void) {
1539   return 0;
1540 }
1541 EOF
1542   if ! compile_prog "" "$xen_libs" ; then
1543     # Xen not found
1544     if test "$xen" = "yes" ; then
1545       feature_not_found "xen"
1546     fi
1547     xen=no
1548
1549   # Xen unstable
1550   elif
1551       cat > $TMPC <<EOF &&
1552 #include <xenctrl.h>
1553 #include <xenstore.h>
1554 #include <stdint.h>
1555 #include <xen/hvm/hvm_info_table.h>
1556 #if !defined(HVM_MAX_VCPUS)
1557 # error HVM_MAX_VCPUS not defined
1558 #endif
1559 int main(void) {
1560   xc_interface *xc;
1561   xs_daemon_open();
1562   xc = xc_interface_open(0, 0, 0);
1563   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1564   xc_gnttab_open(NULL, 0);
1565   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1566   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1567   return 0;
1568 }
1569 EOF
1570       compile_prog "" "$xen_libs"
1571     then
1572     xen_ctrl_version=420
1573     xen=yes
1574
1575   elif
1576       cat > $TMPC <<EOF &&
1577 #include <xenctrl.h>
1578 #include <xs.h>
1579 #include <stdint.h>
1580 #include <xen/hvm/hvm_info_table.h>
1581 #if !defined(HVM_MAX_VCPUS)
1582 # error HVM_MAX_VCPUS not defined
1583 #endif
1584 int main(void) {
1585   xs_daemon_open();
1586   xc_interface_open(0, 0, 0);
1587   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1588   xc_gnttab_open(NULL, 0);
1589   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1590   return 0;
1591 }
1592 EOF
1593       compile_prog "" "$xen_libs"
1594     then
1595     xen_ctrl_version=410
1596     xen=yes
1597
1598   # Xen 4.0.0
1599   elif
1600       cat > $TMPC <<EOF &&
1601 #include <xenctrl.h>
1602 #include <xs.h>
1603 #include <stdint.h>
1604 #include <xen/hvm/hvm_info_table.h>
1605 #if !defined(HVM_MAX_VCPUS)
1606 # error HVM_MAX_VCPUS not defined
1607 #endif
1608 int main(void) {
1609   struct xen_add_to_physmap xatp = {
1610     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1611   };
1612   xs_daemon_open();
1613   xc_interface_open();
1614   xc_gnttab_open();
1615   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1616   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1617   return 0;
1618 }
1619 EOF
1620       compile_prog "" "$xen_libs"
1621     then
1622     xen_ctrl_version=400
1623     xen=yes
1624
1625   # Xen 3.4.0
1626   elif
1627       cat > $TMPC <<EOF &&
1628 #include <xenctrl.h>
1629 #include <xs.h>
1630 int main(void) {
1631   struct xen_add_to_physmap xatp = {
1632     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1633   };
1634   xs_daemon_open();
1635   xc_interface_open();
1636   xc_gnttab_open();
1637   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1638   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1639   return 0;
1640 }
1641 EOF
1642       compile_prog "" "$xen_libs"
1643     then
1644     xen_ctrl_version=340
1645     xen=yes
1646
1647   # Xen 3.3.0
1648   elif
1649       cat > $TMPC <<EOF &&
1650 #include <xenctrl.h>
1651 #include <xs.h>
1652 int main(void) {
1653   xs_daemon_open();
1654   xc_interface_open();
1655   xc_gnttab_open();
1656   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1657   return 0;
1658 }
1659 EOF
1660       compile_prog "" "$xen_libs"
1661     then
1662     xen_ctrl_version=330
1663     xen=yes
1664
1665   # Xen version unsupported
1666   else
1667     if test "$xen" = "yes" ; then
1668       feature_not_found "xen (unsupported version)"
1669     fi
1670     xen=no
1671   fi
1672
1673   if test "$xen" = yes; then
1674     libs_softmmu="$xen_libs $libs_softmmu"
1675   fi
1676 fi
1677
1678 if test "$xen_pci_passthrough" != "no"; then
1679   if test "$xen" = "yes" && test "$linux" = "yes" &&
1680     test "$xen_ctrl_version" -ge 340; then
1681     xen_pci_passthrough=yes
1682   else
1683     if test "$xen_pci_passthrough" = "yes"; then
1684       if test "$xen_ctrl_version" -lt 340; then
1685         error_exit "User requested feature Xen PCI Passthrough" \
1686             "This feature does not work with Xen 3.3"
1687       fi
1688       error_exit "User requested feature Xen PCI Passthrough" \
1689           " but this feature requires /sys from Linux"
1690     fi
1691     xen_pci_passthrough=no
1692   fi
1693 fi
1694
1695 ##########################################
1696 # libtool probe
1697
1698 if ! has $libtool; then
1699     libtool=
1700 fi
1701
1702 # MacOSX ships with a libtool which isn't the GNU one; weed this
1703 # out by checking whether libtool supports the --version switch
1704 if test -n "$libtool"; then
1705   if ! "$libtool" --version >/dev/null 2>&1; then
1706     libtool=
1707   fi
1708 fi
1709
1710 ##########################################
1711 # Sparse probe
1712 if test "$sparse" != "no" ; then
1713   if has cgcc; then
1714     sparse=yes
1715   else
1716     if test "$sparse" = "yes" ; then
1717       feature_not_found "sparse"
1718     fi
1719     sparse=no
1720   fi
1721 fi
1722
1723 ##########################################
1724 # GTK probe
1725
1726 if test "$gtk" != "no"; then
1727     gtkpackage="gtk+-$gtkabi"
1728     if test "$gtkabi" = "3.0" ; then
1729       gtkversion="3.0.0"
1730       vtepackage="vte-2.90"
1731       vteversion="0.32.0"
1732     else
1733       gtkversion="2.18.0"
1734       vtepackage="vte"
1735       vteversion="0.24.0"
1736     fi
1737     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1738         if test "$gtk" = "yes" ; then
1739             feature_not_found "gtk"
1740         fi
1741         gtk="no"
1742     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1743         if test "$gtk" = "yes" ; then
1744             error_exit "libvte not found (required for gtk support)"
1745         fi
1746         gtk="no"
1747     else
1748         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1749         gtk_libs=`$pkg_config --libs $gtkpackage`
1750         vte_cflags=`$pkg_config --cflags $vtepackage`
1751         vte_libs=`$pkg_config --libs $vtepackage`
1752         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1753         gtk="yes"
1754     fi
1755 fi
1756
1757 ##########################################
1758 # SDL probe
1759
1760 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1761 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1762 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1763   sdl_config=sdl-config
1764 fi
1765
1766 if $pkg_config sdl --exists; then
1767   sdlconfig="$pkg_config sdl"
1768   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1769 elif has ${sdl_config}; then
1770   sdlconfig="$sdl_config"
1771   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1772 else
1773   if test "$sdl" = "yes" ; then
1774     feature_not_found "sdl"
1775   fi
1776   sdl=no
1777 fi
1778 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1779   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1780 fi
1781
1782 sdl_too_old=no
1783 if test "$sdl" != "no" ; then
1784   cat > $TMPC << EOF
1785 #include <SDL.h>
1786 #undef main /* We don't want SDL to override our main() */
1787 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1788 EOF
1789   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1790   if test "$static" = "yes" ; then
1791     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1792   else
1793     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1794   fi
1795   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1796     if test "$_sdlversion" -lt 121 ; then
1797       sdl_too_old=yes
1798     else
1799       if test "$cocoa" = "no" ; then
1800         sdl=yes
1801       fi
1802     fi
1803
1804     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1805     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1806       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1807          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1808          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1809       fi
1810       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1811         :
1812       else
1813         sdl=no
1814       fi
1815     fi # static link
1816   else # sdl not found
1817     if test "$sdl" = "yes" ; then
1818       feature_not_found "sdl"
1819     fi
1820     sdl=no
1821   fi # sdl compile test
1822 fi
1823
1824 if test "$sdl" = "yes" ; then
1825   cat > $TMPC <<EOF
1826 #include <SDL.h>
1827 #if defined(SDL_VIDEO_DRIVER_X11)
1828 #include <X11/XKBlib.h>
1829 #else
1830 #error No x11 support
1831 #endif
1832 int main(void) { return 0; }
1833 EOF
1834   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1835     sdl_libs="$sdl_libs -lX11"
1836   fi
1837   libs_softmmu="$sdl_libs $libs_softmmu"
1838 fi
1839
1840 ##########################################
1841 # RDMA needs OpenFabrics libraries
1842 if test "$rdma" != "no" ; then
1843   cat > $TMPC <<EOF
1844 #include <rdma/rdma_cma.h>
1845 int main(void) { return 0; }
1846 EOF
1847   rdma_libs="-lrdmacm -libverbs"
1848   if compile_prog "" "$rdma_libs" ; then
1849     rdma="yes"
1850     libs_softmmu="$libs_softmmu $rdma_libs"
1851   else
1852     if test "$rdma" = "yes" ; then
1853         error_exit \
1854             " OpenFabrics librdmacm/libibverbs not present." \
1855             " Your options:" \
1856             "  (1) Fast: Install infiniband packages from your distro." \
1857             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1858             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1859     fi
1860     rdma="no"
1861   fi
1862 fi
1863
1864 ##########################################
1865 # VNC TLS/WS detection
1866 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1867   cat > $TMPC <<EOF
1868 #include <gnutls/gnutls.h>
1869 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1870 EOF
1871   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1872   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1873   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1874     if test "$vnc_tls" != "no" ; then
1875       vnc_tls=yes
1876     fi
1877     if test "$vnc_ws" != "no" ; then
1878       vnc_ws=yes
1879     fi
1880     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1881     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1882   else
1883     if test "$vnc_tls" = "yes" ; then
1884       feature_not_found "vnc-tls"
1885     fi
1886     if test "$vnc_ws" = "yes" ; then
1887       feature_not_found "vnc-ws"
1888     fi
1889     vnc_tls=no
1890     vnc_ws=no
1891   fi
1892 fi
1893
1894 ##########################################
1895 # VNC SASL detection
1896 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1897   cat > $TMPC <<EOF
1898 #include <sasl/sasl.h>
1899 #include <stdio.h>
1900 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1901 EOF
1902   # Assuming Cyrus-SASL installed in /usr prefix
1903   vnc_sasl_cflags=""
1904   vnc_sasl_libs="-lsasl2"
1905   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1906     vnc_sasl=yes
1907     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1908     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1909   else
1910     if test "$vnc_sasl" = "yes" ; then
1911       feature_not_found "vnc-sasl"
1912     fi
1913     vnc_sasl=no
1914   fi
1915 fi
1916
1917 ##########################################
1918 # VNC JPEG detection
1919 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1920 cat > $TMPC <<EOF
1921 #include <stdio.h>
1922 #include <jpeglib.h>
1923 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1924 EOF
1925     vnc_jpeg_cflags=""
1926     vnc_jpeg_libs="-ljpeg"
1927   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1928     vnc_jpeg=yes
1929     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1930     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1931   else
1932     if test "$vnc_jpeg" = "yes" ; then
1933       feature_not_found "vnc-jpeg"
1934     fi
1935     vnc_jpeg=no
1936   fi
1937 fi
1938
1939 ##########################################
1940 # VNC PNG detection
1941 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1942 cat > $TMPC <<EOF
1943 //#include <stdio.h>
1944 #include <png.h>
1945 #include <stddef.h>
1946 int main(void) {
1947     png_structp png_ptr;
1948     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1949     return png_ptr != 0;
1950 }
1951 EOF
1952   if $pkg_config libpng --exists; then
1953     vnc_png_cflags=`$pkg_config libpng --cflags`
1954     vnc_png_libs=`$pkg_config libpng --libs`
1955   else
1956     vnc_png_cflags=""
1957     vnc_png_libs="-lpng"
1958   fi
1959   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1960     vnc_png=yes
1961     libs_softmmu="$vnc_png_libs $libs_softmmu"
1962     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1963   else
1964     if test "$vnc_png" = "yes" ; then
1965       feature_not_found "vnc-png"
1966     fi
1967     vnc_png=no
1968   fi
1969 fi
1970
1971 ##########################################
1972 # fnmatch() probe, used for ACL routines
1973 fnmatch="no"
1974 cat > $TMPC << EOF
1975 #include <fnmatch.h>
1976 int main(void)
1977 {
1978     fnmatch("foo", "foo", 0);
1979     return 0;
1980 }
1981 EOF
1982 if compile_prog "" "" ; then
1983    fnmatch="yes"
1984 fi
1985
1986 ##########################################
1987 # uuid_generate() probe, used for vdi block driver
1988 # Note that on some systems (notably MacOSX) no extra library
1989 # need be linked to get the uuid functions.
1990 if test "$uuid" != "no" ; then
1991   uuid_libs="-luuid"
1992   cat > $TMPC << EOF
1993 #include <uuid/uuid.h>
1994 int main(void)
1995 {
1996     uuid_t my_uuid;
1997     uuid_generate(my_uuid);
1998     return 0;
1999 }
2000 EOF
2001   if compile_prog "" "" ; then
2002     uuid="yes"
2003   elif compile_prog "" "$uuid_libs" ; then
2004     uuid="yes"
2005     libs_softmmu="$uuid_libs $libs_softmmu"
2006     libs_tools="$uuid_libs $libs_tools"
2007   else
2008     if test "$uuid" = "yes" ; then
2009       feature_not_found "uuid"
2010     fi
2011     uuid=no
2012   fi
2013 fi
2014
2015 ##########################################
2016 # xfsctl() probe, used for raw-posix
2017 if test "$xfs" != "no" ; then
2018   cat > $TMPC << EOF
2019 #include <stddef.h>  /* NULL */
2020 #include <xfs/xfs.h>
2021 int main(void)
2022 {
2023     xfsctl(NULL, 0, 0, NULL);
2024     return 0;
2025 }
2026 EOF
2027   if compile_prog "" "" ; then
2028     xfs="yes"
2029   else
2030     if test "$xfs" = "yes" ; then
2031       feature_not_found "xfs"
2032     fi
2033     xfs=no
2034   fi
2035 fi
2036
2037 ##########################################
2038 # vde libraries probe
2039 if test "$vde" != "no" ; then
2040   vde_libs="-lvdeplug"
2041   cat > $TMPC << EOF
2042 #include <libvdeplug.h>
2043 int main(void)
2044 {
2045     struct vde_open_args a = {0, 0, 0};
2046     char s[] = "";
2047     vde_open(s, s, &a);
2048     return 0;
2049 }
2050 EOF
2051   if compile_prog "" "$vde_libs" ; then
2052     vde=yes
2053     libs_softmmu="$vde_libs $libs_softmmu"
2054     libs_tools="$vde_libs $libs_tools"
2055   else
2056     if test "$vde" = "yes" ; then
2057       feature_not_found "vde"
2058     fi
2059     vde=no
2060   fi
2061 fi
2062
2063 ##########################################
2064 # libcap-ng library probe
2065 if test "$cap_ng" != "no" ; then
2066   cap_libs="-lcap-ng"
2067   cat > $TMPC << EOF
2068 #include <cap-ng.h>
2069 int main(void)
2070 {
2071     capng_capability_to_name(CAPNG_EFFECTIVE);
2072     return 0;
2073 }
2074 EOF
2075   if compile_prog "" "$cap_libs" ; then
2076     cap_ng=yes
2077     libs_tools="$cap_libs $libs_tools"
2078   else
2079     if test "$cap_ng" = "yes" ; then
2080       feature_not_found "cap_ng"
2081     fi
2082     cap_ng=no
2083   fi
2084 fi
2085
2086 ##########################################
2087 # Sound support libraries probe
2088
2089 audio_drv_probe()
2090 {
2091     drv=$1
2092     hdr=$2
2093     lib=$3
2094     exp=$4
2095     cfl=$5
2096         cat > $TMPC << EOF
2097 #include <$hdr>
2098 int main(void) { $exp }
2099 EOF
2100     if compile_prog "$cfl" "$lib" ; then
2101         :
2102     else
2103         error_exit "$drv check failed" \
2104             "Make sure to have the $drv libs and headers installed."
2105     fi
2106 }
2107
2108 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2109 for drv in $audio_drv_list; do
2110     case $drv in
2111     alsa)
2112     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2113         "return snd_pcm_close((snd_pcm_t *)0);"
2114     libs_softmmu="-lasound $libs_softmmu"
2115     ;;
2116
2117     fmod)
2118     if test -z $fmod_lib || test -z $fmod_inc; then
2119         error_exit "You must specify path to FMOD library and headers" \
2120             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2121     fi
2122     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2123     libs_softmmu="$fmod_lib $libs_softmmu"
2124     ;;
2125
2126     esd)
2127     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2128     libs_softmmu="-lesd $libs_softmmu"
2129     audio_pt_int="yes"
2130     ;;
2131
2132     pa)
2133     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2134         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2135     libs_softmmu="-lpulse $libs_softmmu"
2136     audio_pt_int="yes"
2137     ;;
2138
2139     coreaudio)
2140       libs_softmmu="-framework CoreAudio $libs_softmmu"
2141     ;;
2142
2143     dsound)
2144       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2145       audio_win_int="yes"
2146     ;;
2147
2148     oss)
2149       libs_softmmu="$oss_lib $libs_softmmu"
2150     ;;
2151
2152     sdl|wav)
2153     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2154     ;;
2155
2156     winwave)
2157       libs_softmmu="-lwinmm $libs_softmmu"
2158       audio_win_int="yes"
2159     ;;
2160
2161     *)
2162     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2163         error_exit "Unknown driver '$drv' selected" \
2164             "Possible drivers are: $audio_possible_drivers"
2165     }
2166     ;;
2167     esac
2168 done
2169
2170 ##########################################
2171 # BrlAPI probe
2172
2173 if test "$brlapi" != "no" ; then
2174   brlapi_libs="-lbrlapi"
2175   cat > $TMPC << EOF
2176 #include <brlapi.h>
2177 #include <stddef.h>
2178 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2179 EOF
2180   if compile_prog "" "$brlapi_libs" ; then
2181     brlapi=yes
2182     libs_softmmu="$brlapi_libs $libs_softmmu"
2183   else
2184     if test "$brlapi" = "yes" ; then
2185       feature_not_found "brlapi"
2186     fi
2187     brlapi=no
2188   fi
2189 fi
2190
2191 ##########################################
2192 # curses probe
2193 if test "$curses" != "no" ; then
2194   if test "$mingw32" = "yes" ; then
2195     curses_list="-lpdcurses"
2196   else
2197     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2198   fi
2199   curses_found=no
2200   cat > $TMPC << EOF
2201 #include <curses.h>
2202 int main(void) {
2203   const char *s = curses_version();
2204   resize_term(0, 0);
2205   return s != 0;
2206 }
2207 EOF
2208   IFS=:
2209   for curses_lib in $curses_list; do
2210     unset IFS
2211     if compile_prog "" "$curses_lib" ; then
2212       curses_found=yes
2213       libs_softmmu="$curses_lib $libs_softmmu"
2214       break
2215     fi
2216   done
2217   unset IFS
2218   if test "$curses_found" = "yes" ; then
2219     curses=yes
2220   else
2221     if test "$curses" = "yes" ; then
2222       feature_not_found "curses"
2223     fi
2224     curses=no
2225   fi
2226 fi
2227
2228 ##########################################
2229 # curl probe
2230 if test "$curl" != "no" ; then
2231   if $pkg_config libcurl --exists; then
2232     curlconfig="$pkg_config libcurl"
2233   else
2234     curlconfig=curl-config
2235   fi
2236   cat > $TMPC << EOF
2237 #include <curl/curl.h>
2238 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2239 EOF
2240   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2241   curl_libs=`$curlconfig --libs 2>/dev/null`
2242   if compile_prog "$curl_cflags" "$curl_libs" ; then
2243     curl=yes
2244     libs_tools="$curl_libs $libs_tools"
2245     libs_softmmu="$curl_libs $libs_softmmu"
2246   else
2247     if test "$curl" = "yes" ; then
2248       feature_not_found "curl"
2249     fi
2250     curl=no
2251   fi
2252 fi # test "$curl"
2253
2254 ##########################################
2255 # bluez support probe
2256 if test "$bluez" != "no" ; then
2257   cat > $TMPC << EOF
2258 #include <bluetooth/bluetooth.h>
2259 int main(void) { return bt_error(0); }
2260 EOF
2261   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2262   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2263   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2264     bluez=yes
2265     libs_softmmu="$bluez_libs $libs_softmmu"
2266   else
2267     if test "$bluez" = "yes" ; then
2268       feature_not_found "bluez"
2269     fi
2270     bluez="no"
2271   fi
2272 fi
2273
2274 ##########################################
2275 # glib support probe
2276
2277 if test "$mingw32" = yes; then
2278     # g_poll is required in order to integrate with the glib main loop.
2279     glib_req_ver=2.20
2280 else
2281     glib_req_ver=2.12
2282 fi
2283 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2284     glib_cflags=`$pkg_config --cflags gthread-2.0`
2285     glib_libs=`$pkg_config --libs gthread-2.0`
2286     LIBS="$glib_libs $LIBS"
2287     libs_qga="$glib_libs $libs_qga"
2288 else
2289     error_exit "glib-$glib_req_ver required to compile QEMU"
2290 fi
2291
2292 ##########################################
2293 # pixman support probe
2294
2295 if test "$pixman" = ""; then
2296   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2297     pixman="none"
2298   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2299     pixman="system"
2300   else
2301     pixman="internal"
2302   fi
2303 fi
2304 if test "$pixman" = "none"; then
2305   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2306     error_exit "pixman disabled but system emulation or tools build" \
2307         "enabled.  You can turn off pixman only if you also" \
2308         "disable all system emulation targets and the tools" \
2309         "build with '--disable-tools --disable-system'."
2310   fi
2311   pixman_cflags=
2312   pixman_libs=
2313 elif test "$pixman" = "system"; then
2314   pixman_cflags=`$pkg_config --cflags pixman-1`
2315   pixman_libs=`$pkg_config --libs pixman-1`
2316 else
2317   if test ! -d ${source_path}/pixman/pixman; then
2318     error_exit "pixman not present. Your options:" \
2319         "  (1) Preferred: Install the pixman devel package (any recent" \
2320         "      distro should have packages as Xorg needs pixman too)." \
2321         "  (2) Fetch the pixman submodule, using:" \
2322         "      git submodule update --init pixman"
2323   fi
2324   mkdir -p pixman/pixman
2325   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2326   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2327 fi
2328
2329 ##########################################
2330 # libcap probe
2331
2332 if test "$cap" != "no" ; then
2333   cat > $TMPC <<EOF
2334 #include <stdio.h>
2335 #include <sys/capability.h>
2336 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2337 EOF
2338   if compile_prog "" "-lcap" ; then
2339     cap=yes
2340   else
2341     cap=no
2342   fi
2343 fi
2344
2345 ##########################################
2346 # pthread probe
2347 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2348
2349 pthread=no
2350 cat > $TMPC << EOF
2351 #include <pthread.h>
2352 static void *f(void *p) { return NULL; }
2353 int main(void) {
2354   pthread_t thread;
2355   pthread_create(&thread, 0, f, 0);
2356   return 0;
2357 }
2358 EOF
2359 if compile_prog "" "" ; then
2360   pthread=yes
2361 else
2362   for pthread_lib in $PTHREADLIBS_LIST; do
2363     if compile_prog "" "$pthread_lib" ; then
2364       pthread=yes
2365       found=no
2366       for lib_entry in $LIBS; do
2367         if test "$lib_entry" = "$pthread_lib"; then
2368           found=yes
2369           break
2370         fi
2371       done
2372       if test "$found" = "no"; then
2373         LIBS="$pthread_lib $LIBS"
2374       fi
2375       break
2376     fi
2377   done
2378 fi
2379
2380 if test "$mingw32" != yes -a "$pthread" = no; then
2381   error_exit "pthread check failed" \
2382       "Make sure to have the pthread libs and headers installed."
2383 fi
2384
2385 ##########################################
2386 # rbd probe
2387 if test "$rbd" != "no" ; then
2388   cat > $TMPC <<EOF
2389 #include <stdio.h>
2390 #include <rbd/librbd.h>
2391 int main(void) {
2392     rados_t cluster;
2393     rados_create(&cluster, NULL);
2394     return 0;
2395 }
2396 EOF
2397   rbd_libs="-lrbd -lrados"
2398   if compile_prog "" "$rbd_libs" ; then
2399     rbd=yes
2400     libs_tools="$rbd_libs $libs_tools"
2401     libs_softmmu="$rbd_libs $libs_softmmu"
2402   else
2403     if test "$rbd" = "yes" ; then
2404       feature_not_found "rados block device"
2405     fi
2406     rbd=no
2407   fi
2408 fi
2409
2410 ##########################################
2411 # libssh2 probe
2412 min_libssh2_version=1.2.8
2413 if test "$libssh2" != "no" ; then
2414   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2415     libssh2_cflags=`$pkg_config libssh2 --cflags`
2416     libssh2_libs=`$pkg_config libssh2 --libs`
2417     libssh2=yes
2418     libs_tools="$libssh2_libs $libs_tools"
2419     libs_softmmu="$libssh2_libs $libs_softmmu"
2420     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2421   else
2422     if test "$libssh2" = "yes" ; then
2423       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2424     fi
2425     libssh2=no
2426   fi
2427 fi
2428
2429 ##########################################
2430 # libssh2_sftp_fsync probe
2431
2432 if test "$libssh2" = "yes"; then
2433   cat > $TMPC <<EOF
2434 #include <stdio.h>
2435 #include <libssh2.h>
2436 #include <libssh2_sftp.h>
2437 int main(void) {
2438     LIBSSH2_SESSION *session;
2439     LIBSSH2_SFTP *sftp;
2440     LIBSSH2_SFTP_HANDLE *sftp_handle;
2441     session = libssh2_session_init ();
2442     sftp = libssh2_sftp_init (session);
2443     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2444     libssh2_sftp_fsync (sftp_handle);
2445     return 0;
2446 }
2447 EOF
2448   # libssh2_cflags/libssh2_libs defined in previous test.
2449   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2450     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2451   fi
2452 fi
2453
2454 ##########################################
2455 # linux-aio probe
2456
2457 if test "$linux_aio" != "no" ; then
2458   cat > $TMPC <<EOF
2459 #include <libaio.h>
2460 #include <sys/eventfd.h>
2461 #include <stddef.h>
2462 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2463 EOF
2464   if compile_prog "" "-laio" ; then
2465     linux_aio=yes
2466     libs_softmmu="$libs_softmmu -laio"
2467     libs_tools="$libs_tools -laio"
2468   else
2469     if test "$linux_aio" = "yes" ; then
2470       feature_not_found "linux AIO"
2471     fi
2472     linux_aio=no
2473   fi
2474 fi
2475
2476 ##########################################
2477 # TPM passthrough is only on x86 Linux
2478
2479 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2480   tpm_passthrough=$tpm
2481 else
2482   tpm_passthrough=no
2483 fi
2484
2485 ##########################################
2486 # adjust virtio-blk-data-plane based on linux-aio
2487
2488 if test "$virtio_blk_data_plane" = "yes" -a \
2489         "$linux_aio" != "yes" ; then
2490   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2491 elif test -z "$virtio_blk_data_plane" ; then
2492   virtio_blk_data_plane=$linux_aio
2493 fi
2494
2495 ##########################################
2496 # attr probe
2497
2498 if test "$attr" != "no" ; then
2499   cat > $TMPC <<EOF
2500 #include <stdio.h>
2501 #include <sys/types.h>
2502 #ifdef CONFIG_LIBATTR
2503 #include <attr/xattr.h>
2504 #else
2505 #include <sys/xattr.h>
2506 #endif
2507 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2508 EOF
2509   if compile_prog "" "" ; then
2510     attr=yes
2511   # Older distros have <attr/xattr.h>, and need -lattr:
2512   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2513     attr=yes
2514     LIBS="-lattr $LIBS"
2515     libattr=yes
2516   else
2517     if test "$attr" = "yes" ; then
2518       feature_not_found "ATTR"
2519     fi
2520     attr=no
2521   fi
2522 fi
2523
2524 ##########################################
2525 # iovec probe
2526 cat > $TMPC <<EOF
2527 #include <sys/types.h>
2528 #include <sys/uio.h>
2529 #include <unistd.h>
2530 int main(void) { return sizeof(struct iovec); }
2531 EOF
2532 iovec=no
2533 if compile_prog "" "" ; then
2534   iovec=yes
2535 fi
2536
2537 ##########################################
2538 # preadv probe
2539 cat > $TMPC <<EOF
2540 #include <sys/types.h>
2541 #include <sys/uio.h>
2542 #include <unistd.h>
2543 int main(void) { return preadv(0, 0, 0, 0); }
2544 EOF
2545 preadv=no
2546 if compile_prog "" "" ; then
2547   preadv=yes
2548 fi
2549
2550 ##########################################
2551 # fdt probe
2552 # fdt support is mandatory for at least some target architectures,
2553 # so insist on it if we're building those system emulators.
2554 fdt_required=no
2555 for target in $target_list; do
2556   case $target in
2557     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2558       fdt_required=yes
2559     ;;
2560   esac
2561 done
2562
2563 if test "$fdt_required" = "yes"; then
2564   if test "$fdt" = "no"; then
2565     error_exit "fdt disabled but some requested targets require it." \
2566       "You can turn off fdt only if you also disable all the system emulation" \
2567       "targets which need it (by specifying a cut down --target-list)."
2568   fi
2569   fdt=yes
2570 fi
2571
2572 if test "$fdt" != "no" ; then
2573   fdt_libs="-lfdt"
2574   # explicitly check for libfdt_env.h as it is missing in some stable installs
2575   cat > $TMPC << EOF
2576 #include <libfdt_env.h>
2577 int main(void) { return 0; }
2578 EOF
2579   if compile_prog "" "$fdt_libs" ; then
2580     # system DTC is good - use it
2581     fdt=yes
2582   elif test -d ${source_path}/dtc/libfdt ; then
2583     # have submodule DTC - use it
2584     fdt=yes
2585     dtc_internal="yes"
2586     mkdir -p dtc
2587     if [ "$source_path" != `pwd` ] ; then
2588        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2589        symlink "$source_path/dtc/scripts" "dtc/scripts"
2590     fi
2591     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2592     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2593   elif test "$fdt" = "yes" ; then
2594     # have neither and want - prompt for system/submodule install
2595     error_exit "DTC not present. Your options:" \
2596         "  (1) Preferred: Install the DTC devel package" \
2597         "  (2) Fetch the DTC submodule, using:" \
2598         "      git submodule update --init dtc"
2599   else
2600     # don't have and don't want
2601     fdt_libs=
2602     fdt=no
2603   fi
2604 fi
2605
2606 libs_softmmu="$libs_softmmu $fdt_libs"
2607
2608 ##########################################
2609 # GLX probe, used by milkymist-tmu2
2610 if test "$glx" != "no" ; then
2611   glx_libs="-lGL -lX11"
2612   cat > $TMPC << EOF
2613 #include <X11/Xlib.h>
2614 #include <GL/gl.h>
2615 #include <GL/glx.h>
2616 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2617 EOF
2618   if compile_prog "" "-lGL -lX11" ; then
2619     glx=yes
2620   else
2621     if test "$glx" = "yes" ; then
2622       feature_not_found "glx"
2623     fi
2624     glx_libs=
2625     glx=no
2626   fi
2627 fi
2628
2629 ##########################################
2630 # glusterfs probe
2631 if test "$glusterfs" != "no" ; then
2632   if $pkg_config --atleast-version=3 glusterfs-api; then
2633     glusterfs="yes"
2634     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2635     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2636     CFLAGS="$CFLAGS $glusterfs_cflags"
2637     libs_tools="$glusterfs_libs $libs_tools"
2638     libs_softmmu="$glusterfs_libs $libs_softmmu"
2639     if $pkg_config --atleast-version=5 glusterfs-api; then
2640       glusterfs_discard="yes"
2641     fi
2642   else
2643     if test "$glusterfs" = "yes" ; then
2644       feature_not_found "GlusterFS backend support"
2645     fi
2646     glusterfs="no"
2647   fi
2648 fi
2649
2650 # Check for inotify functions when we are building linux-user
2651 # emulator.  This is done because older glibc versions don't
2652 # have syscall stubs for these implemented.  In that case we
2653 # don't provide them even if kernel supports them.
2654 #
2655 inotify=no
2656 cat > $TMPC << EOF
2657 #include <sys/inotify.h>
2658
2659 int
2660 main(void)
2661 {
2662         /* try to start inotify */
2663         return inotify_init();
2664 }
2665 EOF
2666 if compile_prog "" "" ; then
2667   inotify=yes
2668 fi
2669
2670 inotify1=no
2671 cat > $TMPC << EOF
2672 #include <sys/inotify.h>
2673
2674 int
2675 main(void)
2676 {
2677     /* try to start inotify */
2678     return inotify_init1(0);
2679 }
2680 EOF
2681 if compile_prog "" "" ; then
2682   inotify1=yes
2683 fi
2684
2685 # check if utimensat and futimens are supported
2686 utimens=no
2687 cat > $TMPC << EOF
2688 #define _ATFILE_SOURCE
2689 #include <stddef.h>
2690 #include <fcntl.h>
2691 #include <sys/stat.h>
2692
2693 int main(void)
2694 {
2695     utimensat(AT_FDCWD, "foo", NULL, 0);
2696     futimens(0, NULL);
2697     return 0;
2698 }
2699 EOF
2700 if compile_prog "" "" ; then
2701   utimens=yes
2702 fi
2703
2704 # check if pipe2 is there
2705 pipe2=no
2706 cat > $TMPC << EOF
2707 #include <unistd.h>
2708 #include <fcntl.h>
2709
2710 int main(void)
2711 {
2712     int pipefd[2];
2713     return pipe2(pipefd, O_CLOEXEC);
2714 }
2715 EOF
2716 if compile_prog "" "" ; then
2717   pipe2=yes
2718 fi
2719
2720 # check if accept4 is there
2721 accept4=no
2722 cat > $TMPC << EOF
2723 #include <sys/socket.h>
2724 #include <stddef.h>
2725
2726 int main(void)
2727 {
2728     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2729     return 0;
2730 }
2731 EOF
2732 if compile_prog "" "" ; then
2733   accept4=yes
2734 fi
2735
2736 # check if tee/splice is there. vmsplice was added same time.
2737 splice=no
2738 cat > $TMPC << EOF
2739 #include <unistd.h>
2740 #include <fcntl.h>
2741 #include <limits.h>
2742
2743 int main(void)
2744 {
2745     int len, fd = 0;
2746     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2747     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2748     return 0;
2749 }
2750 EOF
2751 if compile_prog "" "" ; then
2752   splice=yes
2753 fi
2754
2755 ##########################################
2756 # signalfd probe
2757 signalfd="no"
2758 cat > $TMPC << EOF
2759 #include <unistd.h>
2760 #include <sys/syscall.h>
2761 #include <signal.h>
2762 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2763 EOF
2764
2765 if compile_prog "" "" ; then
2766   signalfd=yes
2767 fi
2768
2769 # check if eventfd is supported
2770 eventfd=no
2771 cat > $TMPC << EOF
2772 #include <sys/eventfd.h>
2773
2774 int main(void)
2775 {
2776     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2777 }
2778 EOF
2779 if compile_prog "" "" ; then
2780   eventfd=yes
2781 fi
2782
2783 # check for fallocate
2784 fallocate=no
2785 cat > $TMPC << EOF
2786 #include <fcntl.h>
2787
2788 int main(void)
2789 {
2790     fallocate(0, 0, 0, 0);
2791     return 0;
2792 }
2793 EOF
2794 if compile_prog "" "" ; then
2795   fallocate=yes
2796 fi
2797
2798 # check for fallocate hole punching
2799 fallocate_punch_hole=no
2800 cat > $TMPC << EOF
2801 #include <fcntl.h>
2802 #include <linux/falloc.h>
2803
2804 int main(void)
2805 {
2806     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2807     return 0;
2808 }
2809 EOF
2810 if compile_prog "" "" ; then
2811   fallocate_punch_hole=yes
2812 fi
2813
2814 # check for sync_file_range
2815 sync_file_range=no
2816 cat > $TMPC << EOF
2817 #include <fcntl.h>
2818
2819 int main(void)
2820 {
2821     sync_file_range(0, 0, 0, 0);
2822     return 0;
2823 }
2824 EOF
2825 if compile_prog "" "" ; then
2826   sync_file_range=yes
2827 fi
2828
2829 # check for linux/fiemap.h and FS_IOC_FIEMAP
2830 fiemap=no
2831 cat > $TMPC << EOF
2832 #include <sys/ioctl.h>
2833 #include <linux/fs.h>
2834 #include <linux/fiemap.h>
2835
2836 int main(void)
2837 {
2838     ioctl(0, FS_IOC_FIEMAP, 0);
2839     return 0;
2840 }
2841 EOF
2842 if compile_prog "" "" ; then
2843   fiemap=yes
2844 fi
2845
2846 # check for dup3
2847 dup3=no
2848 cat > $TMPC << EOF
2849 #include <unistd.h>
2850
2851 int main(void)
2852 {
2853     dup3(0, 0, 0);
2854     return 0;
2855 }
2856 EOF
2857 if compile_prog "" "" ; then
2858   dup3=yes
2859 fi
2860
2861 # check for ppoll support
2862 ppoll=no
2863 cat > $TMPC << EOF
2864 #include <poll.h>
2865
2866 int main(void)
2867 {
2868     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2869     ppoll(&pfd, 1, 0, 0);
2870     return 0;
2871 }
2872 EOF
2873 if compile_prog "" "" ; then
2874   ppoll=yes
2875 fi
2876
2877 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2878 prctl_pr_set_timerslack=no
2879 cat > $TMPC << EOF
2880 #include <sys/prctl.h>
2881
2882 int main(void)
2883 {
2884     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2885     return 0;
2886 }
2887 EOF
2888 if compile_prog "" "" ; then
2889   prctl_pr_set_timerslack=yes
2890 fi
2891
2892 # check for epoll support
2893 epoll=no
2894 cat > $TMPC << EOF
2895 #include <sys/epoll.h>
2896
2897 int main(void)
2898 {
2899     epoll_create(0);
2900     return 0;
2901 }
2902 EOF
2903 if compile_prog "" "" ; then
2904   epoll=yes
2905 fi
2906
2907 # epoll_create1 and epoll_pwait are later additions
2908 # so we must check separately for their presence
2909 epoll_create1=no
2910 cat > $TMPC << EOF
2911 #include <sys/epoll.h>
2912
2913 int main(void)
2914 {
2915     /* Note that we use epoll_create1 as a value, not as
2916      * a function being called. This is necessary so that on
2917      * old SPARC glibc versions where the function was present in
2918      * the library but not declared in the header file we will
2919      * fail the configure check. (Otherwise we will get a compiler
2920      * warning but not an error, and will proceed to fail the
2921      * qemu compile where we compile with -Werror.)
2922      */
2923     return (int)(uintptr_t)&epoll_create1;
2924 }
2925 EOF
2926 if compile_prog "" "" ; then
2927   epoll_create1=yes
2928 fi
2929
2930 epoll_pwait=no
2931 cat > $TMPC << EOF
2932 #include <sys/epoll.h>
2933
2934 int main(void)
2935 {
2936     epoll_pwait(0, 0, 0, 0, 0);
2937     return 0;
2938 }
2939 EOF
2940 if compile_prog "" "" ; then
2941   epoll_pwait=yes
2942 fi
2943
2944 # check for sendfile support
2945 sendfile=no
2946 cat > $TMPC << EOF
2947 #include <sys/sendfile.h>
2948
2949 int main(void)
2950 {
2951     return sendfile(0, 0, 0, 0);
2952 }
2953 EOF
2954 if compile_prog "" "" ; then
2955   sendfile=yes
2956 fi
2957
2958 # Check if tools are available to build documentation.
2959 if test "$docs" != "no" ; then
2960   if has makeinfo && has pod2man; then
2961     docs=yes
2962   else
2963     if test "$docs" = "yes" ; then
2964       feature_not_found "docs"
2965     fi
2966     docs=no
2967   fi
2968 fi
2969
2970 # Search for bswap_32 function
2971 byteswap_h=no
2972 cat > $TMPC << EOF
2973 #include <byteswap.h>
2974 int main(void) { return bswap_32(0); }
2975 EOF
2976 if compile_prog "" "" ; then
2977   byteswap_h=yes
2978 fi
2979
2980 # Search for bswap32 function
2981 bswap_h=no
2982 cat > $TMPC << EOF
2983 #include <sys/endian.h>
2984 #include <sys/types.h>
2985 #include <machine/bswap.h>
2986 int main(void) { return bswap32(0); }
2987 EOF
2988 if compile_prog "" "" ; then
2989   bswap_h=yes
2990 fi
2991
2992 ##########################################
2993 # Do we have libiscsi
2994 # We check for iscsi_unmap_sync() to make sure we have a
2995 # recent enough version of libiscsi.
2996 if test "$libiscsi" != "no" ; then
2997   cat > $TMPC << EOF
2998 #include <stdio.h>
2999 #include <iscsi/iscsi.h>
3000 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
3001 EOF
3002   if $pkg_config --atleast-version=1.7.0 libiscsi; then
3003     libiscsi="yes"
3004     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3005     libiscsi_libs=$($pkg_config --libs libiscsi)
3006     CFLAGS="$CFLAGS $libiscsi_cflags"
3007     LIBS="$LIBS $libiscsi_libs"
3008   elif compile_prog "" "-liscsi" ; then
3009     libiscsi="yes"
3010     LIBS="$LIBS -liscsi"
3011   else
3012     if test "$libiscsi" = "yes" ; then
3013       feature_not_found "libiscsi"
3014     fi
3015     libiscsi="no"
3016   fi
3017 fi
3018
3019
3020 ##########################################
3021 # Do we need libm
3022 cat > $TMPC << EOF
3023 #include <math.h>
3024 int main(void) { return isnan(sin(0.0)); }
3025 EOF
3026 if compile_prog "" "" ; then
3027   :
3028 elif compile_prog "" "-lm" ; then
3029   LIBS="-lm $LIBS"
3030   libs_qga="-lm $libs_qga"
3031 else
3032   error_exit "libm check failed"
3033 fi
3034
3035 ##########################################
3036 # Do we need librt
3037 # uClibc provides 2 versions of clock_gettime(), one with realtime
3038 # support and one without. This means that the clock_gettime() don't
3039 # need -lrt. We still need it for timer_create() so we check for this
3040 # function in addition.
3041 cat > $TMPC <<EOF
3042 #include <signal.h>
3043 #include <time.h>
3044 int main(void) {
3045   timer_create(CLOCK_REALTIME, NULL, NULL);
3046   return clock_gettime(CLOCK_REALTIME, NULL);
3047 }
3048 EOF
3049
3050 if compile_prog "" "" ; then
3051   :
3052 # we need pthread for static linking. use previous pthread test result
3053 elif compile_prog "" "-lrt $pthread_lib" ; then
3054   LIBS="-lrt $LIBS"
3055   libs_qga="-lrt $libs_qga"
3056 fi
3057
3058 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3059         "$aix" != "yes" -a "$haiku" != "yes" ; then
3060     libs_softmmu="-lutil $libs_softmmu"
3061 fi
3062
3063 ##########################################
3064 # spice probe
3065 if test "$spice" != "no" ; then
3066   cat > $TMPC << EOF
3067 #include <spice.h>
3068 int main(void) { spice_server_new(); return 0; }
3069 EOF
3070   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3071   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3072   if $pkg_config --atleast-version=0.12.0 spice-server && \
3073      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3074      compile_prog "$spice_cflags" "$spice_libs" ; then
3075     spice="yes"
3076     libs_softmmu="$libs_softmmu $spice_libs"
3077     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3078     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3079     spice_server_version=$($pkg_config --modversion spice-server)
3080   else
3081     if test "$spice" = "yes" ; then
3082       feature_not_found "spice"
3083     fi
3084     spice="no"
3085   fi
3086 fi
3087
3088 # check for libcacard for smartcard support
3089 smartcard_cflags=""
3090 # TODO - what's the minimal nss version we support?
3091 if test "$smartcard_nss" != "no"; then
3092   cat > $TMPC << EOF
3093 #include <pk11pub.h>
3094 int main(void) { PK11_FreeSlot(0); return 0; }
3095 EOF
3096     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3097     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3098     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3099     test_cflags="$libcacard_cflags"
3100     # The header files in nss < 3.13.3 have a bug which causes them to
3101     # emit a warning. If we're going to compile QEMU with -Werror, then
3102     # test that the headers don't have this bug. Otherwise we would pass
3103     # the configure test but fail to compile QEMU later.
3104     if test "$werror" = "yes"; then
3105         test_cflags="-Werror $test_cflags"
3106     fi
3107     if test -n "$libtool" &&
3108        $pkg_config --atleast-version=3.12.8 nss && \
3109       compile_prog "$test_cflags" "$libcacard_libs"; then
3110         smartcard_nss="yes"
3111         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3112         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3113         libs_softmmu="$libcacard_libs $libs_softmmu"
3114     else
3115         if test "$smartcard_nss" = "yes"; then
3116             feature_not_found "nss"
3117         fi
3118         smartcard_nss="no"
3119     fi
3120 fi
3121
3122 # check for libusb
3123 if test "$libusb" != "no" ; then
3124     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3125         libusb="yes"
3126         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3127         libusb_libs=$($pkg_config --libs libusb-1.0)
3128         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3129         libs_softmmu="$libs_softmmu $libusb_libs"
3130     else
3131         if test "$libusb" = "yes"; then
3132             feature_not_found "libusb"
3133         fi
3134         libusb="no"
3135     fi
3136 fi
3137
3138 # check for usbredirparser for usb network redirection support
3139 if test "$usb_redir" != "no" ; then
3140     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3141         usb_redir="yes"
3142         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3143         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3144         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3145         libs_softmmu="$libs_softmmu $usb_redir_libs"
3146     else
3147         if test "$usb_redir" = "yes"; then
3148             feature_not_found "usb-redir"
3149         fi
3150         usb_redir="no"
3151     fi
3152 fi
3153
3154 ##########################################
3155 # check if we have VSS SDK headers for win
3156
3157 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3158   case "$vss_win32_sdk" in
3159     "")   vss_win32_include="-I$source_path" ;;
3160     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3161           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3162           vss_win32_include="-I$source_path/.sdk/vss"
3163           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3164           ;;
3165     *)    vss_win32_include="-I$vss_win32_sdk"
3166   esac
3167   cat > $TMPC << EOF
3168 #define __MIDL_user_allocate_free_DEFINED__
3169 #include <inc/win2003/vss.h>
3170 int main(void) { return VSS_CTX_BACKUP; }
3171 EOF
3172   if compile_prog "$vss_win32_include" "" ; then
3173     guest_agent_with_vss="yes"
3174     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3175     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3176   else
3177     if test "$vss_win32_sdk" != "" ; then
3178       echo "ERROR: Please download and install Microsoft VSS SDK:"
3179       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3180       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3181       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3182       echo "ERROR: The headers are extracted in the directory \`inc'."
3183       feature_not_found "VSS support"
3184     fi
3185     guest_agent_with_vss="no"
3186   fi
3187 fi
3188
3189 ##########################################
3190 # lookup Windows platform SDK (if not specified)
3191 # The SDK is needed only to build .tlb (type library) file of guest agent
3192 # VSS provider from the source. It is usually unnecessary because the
3193 # pre-compiled .tlb file is included.
3194
3195 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3196   if test -z "$win_sdk"; then
3197     programfiles="$PROGRAMFILES"
3198     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3199     if test -n "$programfiles"; then
3200       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3201     else
3202       feature_not_found "Windows SDK"
3203     fi
3204   elif test "$win_sdk" = "no"; then
3205     win_sdk=""
3206   fi
3207 fi
3208
3209 ##########################################
3210
3211 ##########################################
3212 # check if we have fdatasync
3213
3214 fdatasync=no
3215 cat > $TMPC << EOF
3216 #include <unistd.h>
3217 int main(void) {
3218 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3219 return fdatasync(0);
3220 #else
3221 #error Not supported
3222 #endif
3223 }
3224 EOF
3225 if compile_prog "" "" ; then
3226     fdatasync=yes
3227 fi
3228
3229 ##########################################
3230 # check if we have madvise
3231
3232 madvise=no
3233 cat > $TMPC << EOF
3234 #include <sys/types.h>
3235 #include <sys/mman.h>
3236 #include <stddef.h>
3237 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3238 EOF
3239 if compile_prog "" "" ; then
3240     madvise=yes
3241 fi
3242
3243 ##########################################
3244 # check if we have posix_madvise
3245
3246 posix_madvise=no
3247 cat > $TMPC << EOF
3248 #include <sys/mman.h>
3249 #include <stddef.h>
3250 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3251 EOF
3252 if compile_prog "" "" ; then
3253     posix_madvise=yes
3254 fi
3255
3256 ##########################################
3257 # check if we have usable SIGEV_THREAD_ID
3258
3259 sigev_thread_id=no
3260 cat > $TMPC << EOF
3261 #include <signal.h>
3262 int main(void) {
3263   struct sigevent ev;
3264   ev.sigev_notify = SIGEV_THREAD_ID;
3265   ev._sigev_un._tid = 0;
3266   asm volatile("" : : "g"(&ev));
3267   return 0;
3268 }
3269 EOF
3270 if compile_prog "" "" ; then
3271     sigev_thread_id=yes
3272 fi
3273
3274 ##########################################
3275 # check if trace backend exists
3276
3277 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3278 if test "$?" -ne 0 ; then
3279   error_exit "invalid trace backend" \
3280       "Please choose a supported trace backend."
3281 fi
3282
3283 ##########################################
3284 # For 'ust' backend, test if ust headers are present
3285 if test "$trace_backend" = "ust"; then
3286   cat > $TMPC << EOF
3287 #include <ust/tracepoint.h>
3288 #include <ust/marker.h>
3289 int main(void) { return 0; }
3290 EOF
3291   if compile_prog "" "" ; then
3292     LIBS="-lust -lurcu-bp $LIBS"
3293     libs_qga="-lust -lurcu-bp $libs_qga"
3294   else
3295     error_exit "Trace backend 'ust' missing libust header files"
3296   fi
3297 fi
3298
3299 ##########################################
3300 # For 'dtrace' backend, test if 'dtrace' command is present
3301 if test "$trace_backend" = "dtrace"; then
3302   if ! has 'dtrace' ; then
3303     error_exit "dtrace command is not found in PATH $PATH"
3304   fi
3305   trace_backend_stap="no"
3306   if has 'stap' ; then
3307     trace_backend_stap="yes"
3308   fi
3309 fi
3310
3311 ##########################################
3312 # check and set a backend for coroutine
3313
3314 # We prefer ucontext, but it's not always possible. The fallback
3315 # is sigcontext. gthread is not selectable except explicitly, because
3316 # it is not functional enough to run QEMU proper. (It is occasionally
3317 # useful for debugging purposes.)  On Windows the only valid backend
3318 # is the Windows-specific one.
3319
3320 ucontext_works=no
3321 if test "$darwin" != "yes"; then
3322   cat > $TMPC << EOF
3323 #include <ucontext.h>
3324 #ifdef __stub_makecontext
3325 #error Ignoring glibc stub makecontext which will always fail
3326 #endif
3327 int main(void) { makecontext(0, 0, 0); return 0; }
3328 EOF
3329   if compile_prog "" "" ; then
3330     ucontext_works=yes
3331   fi
3332 fi
3333
3334 if test "$coroutine" = ""; then
3335   if test "$mingw32" = "yes"; then
3336     coroutine=win32
3337   elif test "$ucontext_works" = "yes"; then
3338     coroutine=ucontext
3339   else
3340     coroutine=sigaltstack
3341   fi
3342 else
3343   case $coroutine in
3344   windows)
3345     if test "$mingw32" != "yes"; then
3346       error_exit "'windows' coroutine backend only valid for Windows"
3347     fi
3348     # Unfortunately the user visible backend name doesn't match the
3349     # coroutine-*.c filename for this case, so we have to adjust it here.
3350     coroutine=win32
3351     ;;
3352   ucontext)
3353     if test "$ucontext_works" != "yes"; then
3354       feature_not_found "ucontext"
3355     fi
3356     ;;
3357   gthread|sigaltstack)
3358     if test "$mingw32" = "yes"; then
3359       error_exit "only the 'windows' coroutine backend is valid for Windows"
3360     fi
3361     ;;
3362   *)
3363     error_exit "unknown coroutine backend $coroutine"
3364     ;;
3365   esac
3366 fi
3367
3368 if test "$coroutine_pool" = ""; then
3369   if test "$coroutine" = "gthread"; then
3370     coroutine_pool=no
3371   else
3372     coroutine_pool=yes
3373   fi
3374 fi
3375 if test "$coroutine" = "gthread" -a "$coroutine_pool" = "yes"; then
3376   error_exit "'gthread' coroutine backend does not support pool (use --disable-coroutine-pool)"
3377 fi
3378
3379 ##########################################
3380 # check if we have open_by_handle_at
3381
3382 open_by_handle_at=no
3383 cat > $TMPC << EOF
3384 #include <fcntl.h>
3385 #if !defined(AT_EMPTY_PATH)
3386 # error missing definition
3387 #else
3388 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3389 #endif
3390 EOF
3391 if compile_prog "" "" ; then
3392     open_by_handle_at=yes
3393 fi
3394
3395 ########################################
3396 # check if we have linux/magic.h
3397
3398 linux_magic_h=no
3399 cat > $TMPC << EOF
3400 #include <linux/magic.h>
3401 int main(void) {
3402   return 0;
3403 }
3404 EOF
3405 if compile_prog "" "" ; then
3406     linux_magic_h=yes
3407 fi
3408
3409 ########################################
3410 # check whether we can disable warning option with a pragma (this is needed
3411 # to silence warnings in the headers of some versions of external libraries).
3412 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3413 # only a warning.
3414 #
3415 # If we can't selectively disable warning in the code, disable -Werror so that
3416 # the build doesn't fail anyway.
3417
3418 pragma_disable_unused_but_set=no
3419 cat > $TMPC << EOF
3420 #pragma GCC diagnostic push
3421 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3422 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3423 #pragma GCC diagnostic pop
3424
3425 int main(void) {
3426     return 0;
3427 }
3428 EOF
3429 if compile_prog "-Werror" "" ; then
3430     pragma_diagnostic_available=yes
3431 else
3432     werror=no
3433 fi
3434
3435 ########################################
3436 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3437
3438 valgrind_h=no
3439 cat > $TMPC << EOF
3440 #include <valgrind/valgrind.h>
3441 #include <valgrind/memcheck.h>
3442 int main(void) {
3443   return 0;
3444 }
3445 EOF
3446 if compile_prog "" "" ; then
3447     valgrind_h=yes
3448 fi
3449
3450 ########################################
3451 # check if environ is declared
3452
3453 has_environ=no
3454 cat > $TMPC << EOF
3455 #include <unistd.h>
3456 int main(void) {
3457     environ = 0;
3458     return 0;
3459 }
3460 EOF
3461 if compile_prog "" "" ; then
3462     has_environ=yes
3463 fi
3464
3465 ########################################
3466 # check if cpuid.h is usable.
3467
3468 cpuid_h=no
3469 cat > $TMPC << EOF
3470 #include <cpuid.h>
3471 int main(void) {
3472   return 0;
3473 }
3474 EOF
3475 if compile_prog "" "" ; then
3476     cpuid_h=yes
3477 fi
3478
3479 ########################################
3480 # check if __[u]int128_t is usable.
3481
3482 int128=no
3483 cat > $TMPC << EOF
3484 __int128_t a;
3485 __uint128_t b;
3486 int main (void) {
3487   a = a + b;
3488   b = a * b;
3489   a = a * a;
3490   return 0;
3491 }
3492 EOF
3493 if compile_prog "" "" ; then
3494     int128=yes
3495 fi
3496
3497 ########################################
3498 # check if getauxval is available.
3499
3500 getauxval=no
3501 cat > $TMPC << EOF
3502 #include <sys/auxv.h>
3503 int main(void) {
3504   return getauxval(AT_HWCAP) == 0;
3505 }
3506 EOF
3507 if compile_prog "" "" ; then
3508     getauxval=yes
3509 fi
3510
3511 ##########################################
3512 # End of CC checks
3513 # After here, no more $cc or $ld runs
3514
3515 if test "$gcov" = "yes" ; then
3516   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3517   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3518 elif test "$debug" = "no" ; then
3519   CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
3520 fi
3521
3522
3523 # Disable zero malloc errors for official releases unless explicitly told to
3524 # enable/disable
3525 if test -z "$zero_malloc" ; then
3526     if test "$z_version" = "50" ; then
3527         zero_malloc="no"
3528     else
3529         zero_malloc="yes"
3530     fi
3531 fi
3532
3533 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3534 if test "$werror" = "yes"; then
3535     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3536 fi
3537
3538 if test "$solaris" = "no" ; then
3539     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3540         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3541     fi
3542 fi
3543
3544 # test if pod2man has --utf8 option
3545 if pod2man --help | grep -q utf8; then
3546     POD2MAN="pod2man --utf8"
3547 else
3548     POD2MAN="pod2man"
3549 fi
3550
3551 # Use ASLR, no-SEH and DEP if available
3552 if test "$mingw32" = "yes" ; then
3553     for flag in --dynamicbase --no-seh --nxcompat; do
3554         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3555             LDFLAGS="-Wl,$flag $LDFLAGS"
3556         fi
3557     done
3558 fi
3559
3560 qemu_confdir=$sysconfdir$confsuffix
3561 qemu_datadir=$datadir$confsuffix
3562 qemu_localedir="$datadir/locale"
3563
3564 tools=""
3565 if test "$want_tools" = "yes" ; then
3566   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3567   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3568     tools="qemu-nbd\$(EXESUF) $tools"
3569   fi
3570 fi
3571 if test "$softmmu" = yes ; then
3572   if test "$virtfs" != no ; then
3573     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3574       virtfs=yes
3575       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3576     else
3577       if test "$virtfs" = yes; then
3578         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3579       fi
3580       virtfs=no
3581     fi
3582   fi
3583 fi
3584 if [ "$guest_agent" != "no" ]; then
3585   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3586       tools="qemu-ga\$(EXESUF) $tools"
3587       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3588         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3589       fi
3590       guest_agent=yes
3591   elif [ "$guest_agent" != yes ]; then
3592       guest_agent=no
3593   else
3594       error_exit "Guest agent is not supported on this platform"
3595   fi
3596 fi
3597
3598 # Mac OS X ships with a broken assembler
3599 roms=
3600 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3601         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3602         "$softmmu" = yes ; then
3603   roms="optionrom"
3604 fi
3605 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3606   roms="$roms spapr-rtas"
3607 fi
3608
3609 if test "$cpu" = "s390x" ; then
3610   roms="$roms s390-ccw"
3611 fi
3612
3613 # Probe for the need for relocating the user-only binary.
3614 if test "$pie" = "no" ; then
3615   textseg_addr=
3616   case "$cpu" in
3617     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3618       textseg_addr=0x60000000
3619       ;;
3620     mips)
3621       textseg_addr=0x400000
3622       ;;
3623   esac
3624   if [ -n "$textseg_addr" ]; then
3625     cat > $TMPC <<EOF
3626     int main(void) { return 0; }
3627 EOF
3628     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3629     if ! compile_prog "" "$textseg_ldflags"; then
3630       # In case ld does not support -Ttext-segment, edit the default linker
3631       # script via sed to set the .text start addr.  This is needed on FreeBSD
3632       # at least.
3633       $ld --verbose | sed \
3634         -e '1,/==================================================/d' \
3635         -e '/==================================================/,$d' \
3636         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3637         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3638       textseg_ldflags="-Wl,-T../config-host.ld"
3639     fi
3640   fi
3641 fi
3642
3643 # add pixman flags after all config tests are done
3644 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3645 libs_softmmu="$libs_softmmu $pixman_libs"
3646
3647 echo "Install prefix    $prefix"
3648 echo "BIOS directory    `eval echo $qemu_datadir`"
3649 echo "binary directory  `eval echo $bindir`"
3650 echo "library directory `eval echo $libdir`"
3651 echo "libexec directory `eval echo $libexecdir`"
3652 echo "include directory `eval echo $includedir`"
3653 echo "config directory  `eval echo $sysconfdir`"
3654 if test "$mingw32" = "no" ; then
3655 echo "local state directory   `eval echo $local_statedir`"
3656 echo "Manual directory  `eval echo $mandir`"
3657 echo "ELF interp prefix $interp_prefix"
3658 else
3659 echo "local state directory   queried at runtime"
3660 echo "Windows SDK       $win_sdk"
3661 fi
3662 echo "Source path       $source_path"
3663 echo "C compiler        $cc"
3664 echo "Host C compiler   $host_cc"
3665 echo "C++ compiler      $cxx"
3666 echo "Objective-C compiler $objcc"
3667 echo "CFLAGS            $CFLAGS"
3668 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3669 echo "LDFLAGS           $LDFLAGS"
3670 echo "make              $make"
3671 echo "install           $install"
3672 echo "python            $python"
3673 if test "$slirp" = "yes" ; then
3674     echo "smbd              $smbd"
3675 fi
3676 echo "host CPU          $cpu"
3677 echo "host big endian   $bigendian"
3678 echo "target list       $target_list"
3679 echo "tcg debug enabled $debug_tcg"
3680 echo "gprof enabled     $gprof"
3681 echo "sparse enabled    $sparse"
3682 echo "strip binaries    $strip_opt"
3683 echo "profiler          $profiler"
3684 echo "static build      $static"
3685 echo "-Werror enabled   $werror"
3686 if test "$darwin" = "yes" ; then
3687     echo "Cocoa support     $cocoa"
3688 fi
3689 echo "pixman            $pixman"
3690 echo "SDL support       $sdl"
3691 echo "GTK support       $gtk"
3692 echo "curses support    $curses"
3693 echo "curl support      $curl"
3694 echo "mingw32 support   $mingw32"
3695 echo "Audio drivers     $audio_drv_list"
3696 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3697 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3698 echo "VirtFS support    $virtfs"
3699 echo "VNC support       $vnc"
3700 if test "$vnc" = "yes" ; then
3701     echo "VNC TLS support   $vnc_tls"
3702     echo "VNC SASL support  $vnc_sasl"
3703     echo "VNC JPEG support  $vnc_jpeg"
3704     echo "VNC PNG support   $vnc_png"
3705     echo "VNC WS support    $vnc_ws"
3706 fi
3707 if test -n "$sparc_cpu"; then
3708     echo "Target Sparc Arch $sparc_cpu"
3709 fi
3710 echo "xen support       $xen"
3711 echo "brlapi support    $brlapi"
3712 echo "bluez  support    $bluez"
3713 echo "Documentation     $docs"
3714 [ ! -z "$uname_release" ] && \
3715 echo "uname -r          $uname_release"
3716 echo "GUEST_BASE        $guest_base"
3717 echo "PIE               $pie"
3718 echo "vde support       $vde"
3719 echo "Linux AIO support $linux_aio"
3720 echo "ATTR/XATTR support $attr"
3721 echo "Install blobs     $blobs"
3722 echo "KVM support       $kvm"
3723 echo "RDMA support      $rdma"
3724 echo "TCG interpreter   $tcg_interpreter"
3725 echo "fdt support       $fdt"
3726 echo "preadv support    $preadv"
3727 echo "fdatasync         $fdatasync"
3728 echo "madvise           $madvise"
3729 echo "posix_madvise     $posix_madvise"
3730 echo "sigev_thread_id   $sigev_thread_id"
3731 echo "uuid support      $uuid"
3732 echo "libcap-ng support $cap_ng"
3733 echo "vhost-net support $vhost_net"
3734 echo "vhost-scsi support $vhost_scsi"
3735 echo "Trace backend     $trace_backend"
3736 echo "Trace output file $trace_file-<pid>"
3737 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3738 echo "rbd support       $rbd"
3739 echo "xfsctl support    $xfs"
3740 echo "nss used          $smartcard_nss"
3741 echo "libusb            $libusb"
3742 echo "usb net redir     $usb_redir"
3743 echo "GLX support       $glx"
3744 echo "libiscsi support  $libiscsi"
3745 echo "build guest agent $guest_agent"
3746 echo "QGA VSS support   $guest_agent_with_vss"
3747 echo "seccomp support   $seccomp"
3748 echo "coroutine backend $coroutine"
3749 echo "coroutine pool    $coroutine_pool"
3750 echo "GlusterFS support $glusterfs"
3751 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3752 echo "gcov              $gcov_tool"
3753 echo "gcov enabled      $gcov"
3754 echo "TPM support       $tpm"
3755 echo "libssh2 support   $libssh2"
3756 echo "TPM passthrough   $tpm_passthrough"
3757 echo "QOM debugging     $qom_cast_debug"
3758
3759 if test "$sdl_too_old" = "yes"; then
3760 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3761 fi
3762
3763 config_host_mak="config-host.mak"
3764
3765 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3766
3767 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3768 printf "# Configured with:" >> $config_host_mak
3769 printf " '%s'" "$0" "$@" >> $config_host_mak
3770 echo >> $config_host_mak
3771
3772 echo all: >> $config_host_mak
3773 echo "prefix=$prefix" >> $config_host_mak
3774 echo "bindir=$bindir" >> $config_host_mak
3775 echo "libdir=$libdir" >> $config_host_mak
3776 echo "libexecdir=$libexecdir" >> $config_host_mak
3777 echo "includedir=$includedir" >> $config_host_mak
3778 echo "mandir=$mandir" >> $config_host_mak
3779 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3780 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3781 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3782 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3783 if test "$mingw32" = "no" ; then
3784   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3785 fi
3786 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3787 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3788 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3789 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3790 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3791
3792 echo "ARCH=$ARCH" >> $config_host_mak
3793
3794 if test "$debug_tcg" = "yes" ; then
3795   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3796 fi
3797 if test "$strip_opt" = "yes" ; then
3798   echo "STRIP=${strip}" >> $config_host_mak
3799 fi
3800 if test "$bigendian" = "yes" ; then
3801   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3802 fi
3803 if test "$mingw32" = "yes" ; then
3804   echo "CONFIG_WIN32=y" >> $config_host_mak
3805   rc_version=`cat $source_path/VERSION`
3806   version_major=${rc_version%%.*}
3807   rc_version=${rc_version#*.}
3808   version_minor=${rc_version%%.*}
3809   rc_version=${rc_version#*.}
3810   version_subminor=${rc_version%%.*}
3811   version_micro=0
3812   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3813   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3814   if test "$guest_agent_with_vss" = "yes" ; then
3815     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3816     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3817   fi
3818 else
3819   echo "CONFIG_POSIX=y" >> $config_host_mak
3820 fi
3821
3822 if test "$linux" = "yes" ; then
3823   echo "CONFIG_LINUX=y" >> $config_host_mak
3824 fi
3825
3826 if test "$darwin" = "yes" ; then
3827   echo "CONFIG_DARWIN=y" >> $config_host_mak
3828 fi
3829
3830 if test "$aix" = "yes" ; then
3831   echo "CONFIG_AIX=y" >> $config_host_mak
3832 fi
3833
3834 if test "$solaris" = "yes" ; then
3835   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3836   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3837   if test "$needs_libsunmath" = "yes" ; then
3838     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3839   fi
3840 fi
3841 if test "$haiku" = "yes" ; then
3842   echo "CONFIG_HAIKU=y" >> $config_host_mak
3843 fi
3844 if test "$static" = "yes" ; then
3845   echo "CONFIG_STATIC=y" >> $config_host_mak
3846 fi
3847 if test "$profiler" = "yes" ; then
3848   echo "CONFIG_PROFILER=y" >> $config_host_mak
3849 fi
3850 if test "$slirp" = "yes" ; then
3851   echo "CONFIG_SLIRP=y" >> $config_host_mak
3852   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3853 fi
3854 if test "$vde" = "yes" ; then
3855   echo "CONFIG_VDE=y" >> $config_host_mak
3856 fi
3857 if test "$cap_ng" = "yes" ; then
3858   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3859 fi
3860 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3861 for drv in $audio_drv_list; do
3862     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3863     echo "$def=y" >> $config_host_mak
3864     if test "$drv" = "fmod"; then
3865         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3866     fi
3867 done
3868 if test "$audio_pt_int" = "yes" ; then
3869   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3870 fi
3871 if test "$audio_win_int" = "yes" ; then
3872   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3873 fi
3874 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3875 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3876 if test "$vnc" = "yes" ; then
3877   echo "CONFIG_VNC=y" >> $config_host_mak
3878 fi
3879 if test "$vnc_tls" = "yes" ; then
3880   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3881 fi
3882 if test "$vnc_sasl" = "yes" ; then
3883   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3884 fi
3885 if test "$vnc_jpeg" = "yes" ; then
3886   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3887 fi
3888 if test "$vnc_png" = "yes" ; then
3889   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3890 fi
3891 if test "$vnc_ws" = "yes" ; then
3892   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3893   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3894 fi
3895 if test "$fnmatch" = "yes" ; then
3896   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3897 fi
3898 if test "$uuid" = "yes" ; then
3899   echo "CONFIG_UUID=y" >> $config_host_mak
3900 fi
3901 if test "$xfs" = "yes" ; then
3902   echo "CONFIG_XFS=y" >> $config_host_mak
3903 fi
3904 qemu_version=`head $source_path/VERSION`
3905 echo "VERSION=$qemu_version" >>$config_host_mak
3906 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3907 echo "SRC_PATH=$source_path" >> $config_host_mak
3908 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3909 if [ "$docs" = "yes" ] ; then
3910   echo "BUILD_DOCS=yes" >> $config_host_mak
3911 fi
3912 if test "$sdl" = "yes" ; then
3913   echo "CONFIG_SDL=y" >> $config_host_mak
3914   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3915 fi
3916 if test "$cocoa" = "yes" ; then
3917   echo "CONFIG_COCOA=y" >> $config_host_mak
3918 fi
3919 if test "$curses" = "yes" ; then
3920   echo "CONFIG_CURSES=y" >> $config_host_mak
3921 fi
3922 if test "$utimens" = "yes" ; then
3923   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3924 fi
3925 if test "$pipe2" = "yes" ; then
3926   echo "CONFIG_PIPE2=y" >> $config_host_mak
3927 fi
3928 if test "$accept4" = "yes" ; then
3929   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3930 fi
3931 if test "$splice" = "yes" ; then
3932   echo "CONFIG_SPLICE=y" >> $config_host_mak
3933 fi
3934 if test "$eventfd" = "yes" ; then
3935   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3936 fi
3937 if test "$fallocate" = "yes" ; then
3938   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3939 fi
3940 if test "$fallocate_punch_hole" = "yes" ; then
3941   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3942 fi
3943 if test "$sync_file_range" = "yes" ; then
3944   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3945 fi
3946 if test "$fiemap" = "yes" ; then
3947   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3948 fi
3949 if test "$dup3" = "yes" ; then
3950   echo "CONFIG_DUP3=y" >> $config_host_mak
3951 fi
3952 if test "$ppoll" = "yes" ; then
3953   echo "CONFIG_PPOLL=y" >> $config_host_mak
3954 fi
3955 if test "$prctl_pr_set_timerslack" = "yes" ; then
3956   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
3957 fi
3958 if test "$epoll" = "yes" ; then
3959   echo "CONFIG_EPOLL=y" >> $config_host_mak
3960 fi
3961 if test "$epoll_create1" = "yes" ; then
3962   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3963 fi
3964 if test "$epoll_pwait" = "yes" ; then
3965   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3966 fi
3967 if test "$sendfile" = "yes" ; then
3968   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3969 fi
3970 if test "$inotify" = "yes" ; then
3971   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3972 fi
3973 if test "$inotify1" = "yes" ; then
3974   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3975 fi
3976 if test "$byteswap_h" = "yes" ; then
3977   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3978 fi
3979 if test "$bswap_h" = "yes" ; then
3980   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3981 fi
3982 if test "$curl" = "yes" ; then
3983   echo "CONFIG_CURL=y" >> $config_host_mak
3984   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3985 fi
3986 if test "$brlapi" = "yes" ; then
3987   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3988 fi
3989 if test "$bluez" = "yes" ; then
3990   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3991   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3992 fi
3993 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3994 if test "$gtk" = "yes" ; then
3995   echo "CONFIG_GTK=y" >> $config_host_mak
3996   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3997   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3998 fi
3999 if test "$xen" = "yes" ; then
4000   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
4001   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
4002 fi
4003 if test "$linux_aio" = "yes" ; then
4004   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4005 fi
4006 if test "$attr" = "yes" ; then
4007   echo "CONFIG_ATTR=y" >> $config_host_mak
4008 fi
4009 if test "$libattr" = "yes" ; then
4010   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4011 fi
4012 if test "$virtfs" = "yes" ; then
4013   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4014 fi
4015 if test "$vhost_scsi" = "yes" ; then
4016   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4017 fi
4018 if test "$blobs" = "yes" ; then
4019   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4020 fi
4021 if test "$iovec" = "yes" ; then
4022   echo "CONFIG_IOVEC=y" >> $config_host_mak
4023 fi
4024 if test "$preadv" = "yes" ; then
4025   echo "CONFIG_PREADV=y" >> $config_host_mak
4026 fi
4027 if test "$fdt" = "yes" ; then
4028   echo "CONFIG_FDT=y" >> $config_host_mak
4029 fi
4030 if test "$signalfd" = "yes" ; then
4031   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4032 fi
4033 if test "$tcg_interpreter" = "yes" ; then
4034   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4035 fi
4036 if test "$fdatasync" = "yes" ; then
4037   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4038 fi
4039 if test "$madvise" = "yes" ; then
4040   echo "CONFIG_MADVISE=y" >> $config_host_mak
4041 fi
4042 if test "$posix_madvise" = "yes" ; then
4043   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4044 fi
4045 if test "$sigev_thread_id" = "yes" ; then
4046   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4047 fi
4048
4049 if test "$spice" = "yes" ; then
4050   echo "CONFIG_SPICE=y" >> $config_host_mak
4051 fi
4052
4053 if test "$smartcard_nss" = "yes" ; then
4054   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4055   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4056   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4057 fi
4058
4059 if test "$libusb" = "yes" ; then
4060   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4061 fi
4062
4063 if test "$usb_redir" = "yes" ; then
4064   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4065 fi
4066
4067 if test "$glx" = "yes" ; then
4068   echo "CONFIG_GLX=y" >> $config_host_mak
4069   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4070 fi
4071
4072 if test "$libiscsi" = "yes" ; then
4073   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4074 fi
4075
4076 if test "$seccomp" = "yes"; then
4077   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4078 fi
4079
4080 # XXX: suppress that
4081 if [ "$bsd" = "yes" ] ; then
4082   echo "CONFIG_BSD=y" >> $config_host_mak
4083 fi
4084
4085 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4086
4087 if test "$zero_malloc" = "yes" ; then
4088   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4089 fi
4090 if test "$qom_cast_debug" = "yes" ; then
4091   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4092 fi
4093 if test "$rbd" = "yes" ; then
4094   echo "CONFIG_RBD=y" >> $config_host_mak
4095 fi
4096
4097 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4098 if test "$coroutine_pool" = "yes" ; then
4099   echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
4100 else
4101   echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
4102 fi
4103
4104 if test "$open_by_handle_at" = "yes" ; then
4105   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4106 fi
4107
4108 if test "$linux_magic_h" = "yes" ; then
4109   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4110 fi
4111
4112 if test "$pragma_diagnostic_available" = "yes" ; then
4113   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4114 fi
4115
4116 if test "$valgrind_h" = "yes" ; then
4117   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4118 fi
4119
4120 if test "$has_environ" = "yes" ; then
4121   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4122 fi
4123
4124 if test "$cpuid_h" = "yes" ; then
4125   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4126 fi
4127
4128 if test "$int128" = "yes" ; then
4129   echo "CONFIG_INT128=y" >> $config_host_mak
4130 fi
4131
4132 if test "$getauxval" = "yes" ; then
4133   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4134 fi
4135
4136 if test "$glusterfs" = "yes" ; then
4137   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4138 fi
4139
4140 if test "$glusterfs_discard" = "yes" ; then
4141   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4142 fi
4143
4144 if test "$libssh2" = "yes" ; then
4145   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4146 fi
4147
4148 if test "$virtio_blk_data_plane" = "yes" ; then
4149   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4150 fi
4151
4152 # USB host support
4153 if test "$libusb" = "yes"; then
4154   echo "HOST_USB=libusb legacy" >> $config_host_mak
4155 else
4156   echo "HOST_USB=stub" >> $config_host_mak
4157 fi
4158
4159 # TPM passthrough support?
4160 if test "$tpm" = "yes"; then
4161   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4162   if test "$tpm_passthrough" = "yes"; then
4163     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4164   fi
4165 fi
4166
4167 # use default implementation for tracing backend-specific routines
4168 trace_default=yes
4169 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4170 if test "$trace_backend" = "nop"; then
4171   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4172 fi
4173 if test "$trace_backend" = "simple"; then
4174   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4175   trace_default=no
4176   # Set the appropriate trace file.
4177   trace_file="\"$trace_file-\" FMT_pid"
4178 fi
4179 if test "$trace_backend" = "stderr"; then
4180   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4181   trace_default=no
4182 fi
4183 if test "$trace_backend" = "ust"; then
4184   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4185 fi
4186 if test "$trace_backend" = "dtrace"; then
4187   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4188   if test "$trace_backend_stap" = "yes" ; then
4189     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4190   fi
4191 fi
4192 if test "$trace_backend" = "ftrace"; then
4193   if test "$linux" = "yes" ; then
4194     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4195     trace_default=no
4196   else
4197     feature_not_found "ftrace(trace backend)"
4198   fi
4199 fi
4200 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4201 if test "$trace_default" = "yes"; then
4202   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4203 fi
4204
4205 if test "$rdma" = "yes" ; then
4206   echo "CONFIG_RDMA=y" >> $config_host_mak
4207 fi
4208
4209 if test "$tcg_interpreter" = "yes"; then
4210   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4211 elif test "$ARCH" = "sparc64" ; then
4212   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4213 elif test "$ARCH" = "s390x" ; then
4214   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4215 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4216   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4217 else
4218   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4219 fi
4220 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4221
4222 echo "TOOLS=$tools" >> $config_host_mak
4223 echo "ROMS=$roms" >> $config_host_mak
4224 echo "MAKE=$make" >> $config_host_mak
4225 echo "INSTALL=$install" >> $config_host_mak
4226 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4227 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4228 if test -n "$libtool"; then
4229   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4230   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4231 else
4232   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4233   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4234 fi
4235 echo "PYTHON=$python" >> $config_host_mak
4236 echo "CC=$cc" >> $config_host_mak
4237 echo "CC_I386=$cc_i386" >> $config_host_mak
4238 echo "HOST_CC=$host_cc" >> $config_host_mak
4239 echo "CXX=$cxx" >> $config_host_mak
4240 echo "OBJCC=$objcc" >> $config_host_mak
4241 echo "AR=$ar" >> $config_host_mak
4242 echo "AS=$as" >> $config_host_mak
4243 echo "CPP=$cpp" >> $config_host_mak
4244 echo "OBJCOPY=$objcopy" >> $config_host_mak
4245 echo "LD=$ld" >> $config_host_mak
4246 echo "WINDRES=$windres" >> $config_host_mak
4247 echo "LIBTOOL=$libtool" >> $config_host_mak
4248 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4249 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4250 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4251 if test "$sparse" = "yes" ; then
4252   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4253   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4254   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4255 fi
4256 if test "$cross_prefix" != ""; then
4257   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4258 else
4259   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4260 fi
4261 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4262 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4263 echo "LIBS+=$LIBS" >> $config_host_mak
4264 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4265 echo "EXESUF=$EXESUF" >> $config_host_mak
4266 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4267 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4268 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4269 if test "$gcov" = "yes" ; then
4270   echo "CONFIG_GCOV=y" >> $config_host_mak
4271   echo "GCOV=$gcov_tool" >> $config_host_mak
4272 fi
4273
4274 # use included Linux headers
4275 if test "$linux" = "yes" ; then
4276   mkdir -p linux-headers
4277   case "$cpu" in
4278   i386|x86_64|x32)
4279     linux_arch=x86
4280     ;;
4281   ppcemb|ppc|ppc64)
4282     linux_arch=powerpc
4283     ;;
4284   s390x)
4285     linux_arch=s390
4286     ;;
4287   aarch64)
4288     linux_arch=arm64
4289     ;;
4290   *)
4291     # For most CPUs the kernel architecture name and QEMU CPU name match.
4292     linux_arch="$cpu"
4293     ;;
4294   esac
4295     # For non-KVM architectures we will not have asm headers
4296     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4297       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4298     fi
4299 fi
4300
4301 for target in $target_list; do
4302 target_dir="$target"
4303 config_target_mak=$target_dir/config-target.mak
4304 target_name=`echo $target | cut -d '-' -f 1`
4305 target_bigendian="no"
4306
4307 case "$target_name" in
4308   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4309   target_bigendian=yes
4310   ;;
4311 esac
4312 target_softmmu="no"
4313 target_user_only="no"
4314 target_linux_user="no"
4315 target_bsd_user="no"
4316 case "$target" in
4317   ${target_name}-softmmu)
4318     target_softmmu="yes"
4319     ;;
4320   ${target_name}-linux-user)
4321     if test "$linux" != "yes" ; then
4322       error_exit "Target '$target' is only available on a Linux host"
4323     fi
4324     target_user_only="yes"
4325     target_linux_user="yes"
4326     ;;
4327   ${target_name}-bsd-user)
4328     if test "$bsd" != "yes" ; then
4329       error_exit "Target '$target' is only available on a BSD host"
4330     fi
4331     target_user_only="yes"
4332     target_bsd_user="yes"
4333     ;;
4334   *)
4335     error_exit "Target '$target' not recognised"
4336     exit 1
4337     ;;
4338 esac
4339
4340 mkdir -p $target_dir
4341 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4342
4343 bflt="no"
4344 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4345 gdb_xml_files=""
4346
4347 TARGET_ARCH="$target_name"
4348 TARGET_BASE_ARCH=""
4349 TARGET_ABI_DIR=""
4350
4351 case "$target_name" in
4352   i386)
4353   ;;
4354   x86_64)
4355     TARGET_BASE_ARCH=i386
4356   ;;
4357   alpha)
4358   ;;
4359   arm|armeb)
4360     TARGET_ARCH=arm
4361     bflt="yes"
4362     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4363   ;;
4364   aarch64)
4365     TARGET_BASE_ARCH=arm
4366     bflt="yes"
4367     gdb_xml_files="aarch64-core.xml"
4368   ;;
4369   cris)
4370   ;;
4371   lm32)
4372   ;;
4373   m68k)
4374     bflt="yes"
4375     gdb_xml_files="cf-core.xml cf-fp.xml"
4376   ;;
4377   microblaze|microblazeel)
4378     TARGET_ARCH=microblaze
4379     bflt="yes"
4380   ;;
4381   mips|mipsel)
4382     TARGET_ARCH=mips
4383     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4384   ;;
4385   mipsn32|mipsn32el)
4386     TARGET_ARCH=mips64
4387     TARGET_BASE_ARCH=mips
4388     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4389     echo "TARGET_ABI32=y" >> $config_target_mak
4390   ;;
4391   mips64|mips64el)
4392     TARGET_ARCH=mips64
4393     TARGET_BASE_ARCH=mips
4394     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4395   ;;
4396   moxie)
4397   ;;
4398   or32)
4399     TARGET_ARCH=openrisc
4400     TARGET_BASE_ARCH=openrisc
4401   ;;
4402   ppc)
4403     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4404   ;;
4405   ppcemb)
4406     TARGET_BASE_ARCH=ppc
4407     TARGET_ABI_DIR=ppc
4408     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4409   ;;
4410   ppc64)
4411     TARGET_BASE_ARCH=ppc
4412     TARGET_ABI_DIR=ppc
4413     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4414   ;;
4415   ppc64abi32)
4416     TARGET_ARCH=ppc64
4417     TARGET_BASE_ARCH=ppc
4418     TARGET_ABI_DIR=ppc
4419     echo "TARGET_ABI32=y" >> $config_target_mak
4420     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4421   ;;
4422   sh4|sh4eb)
4423     TARGET_ARCH=sh4
4424     bflt="yes"
4425   ;;
4426   sparc)
4427   ;;
4428   sparc64)
4429     TARGET_BASE_ARCH=sparc
4430   ;;
4431   sparc32plus)
4432     TARGET_ARCH=sparc64
4433     TARGET_BASE_ARCH=sparc
4434     TARGET_ABI_DIR=sparc
4435     echo "TARGET_ABI32=y" >> $config_target_mak
4436   ;;
4437   s390x)
4438   ;;
4439   unicore32)
4440   ;;
4441   xtensa|xtensaeb)
4442     TARGET_ARCH=xtensa
4443   ;;
4444   *)
4445     error_exit "Unsupported target CPU"
4446   ;;
4447 esac
4448 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4449 if [ "$TARGET_BASE_ARCH" = "" ]; then
4450   TARGET_BASE_ARCH=$TARGET_ARCH
4451 fi
4452
4453 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4454
4455 upper() {
4456     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4457 }
4458
4459 target_arch_name="`upper $TARGET_ARCH`"
4460 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4461 echo "TARGET_NAME=$target_name" >> $config_target_mak
4462 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4463 if [ "$TARGET_ABI_DIR" = "" ]; then
4464   TARGET_ABI_DIR=$TARGET_ARCH
4465 fi
4466 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4467 case "$target_name" in
4468   i386|x86_64)
4469     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4470       echo "CONFIG_XEN=y" >> $config_target_mak
4471       if test "$xen_pci_passthrough" = yes; then
4472         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4473       fi
4474     fi
4475     ;;
4476   *)
4477 esac
4478 case "$target_name" in
4479   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4480     # Make sure the target and host cpus are compatible
4481     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4482       \( "$target_name" = "$cpu" -o \
4483       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4484       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4485       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4486       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4487       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4488       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4489       echo "CONFIG_KVM=y" >> $config_target_mak
4490       if test "$vhost_net" = "yes" ; then
4491         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4492       fi
4493     fi
4494 esac
4495 if test "$target_bigendian" = "yes" ; then
4496   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4497 fi
4498 if test "$target_softmmu" = "yes" ; then
4499   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4500 fi
4501 if test "$target_user_only" = "yes" ; then
4502   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4503   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4504 fi
4505 if test "$target_linux_user" = "yes" ; then
4506   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4507 fi
4508 list=""
4509 if test ! -z "$gdb_xml_files" ; then
4510   for x in $gdb_xml_files; do
4511     list="$list $source_path/gdb-xml/$x"
4512   done
4513   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4514 fi
4515
4516 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4517   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4518 fi
4519 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4520   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4521 fi
4522 if test "$target_bsd_user" = "yes" ; then
4523   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4524 fi
4525
4526 # generate QEMU_CFLAGS/LDFLAGS for targets
4527
4528 cflags=""
4529 ldflags=""
4530
4531 for i in $ARCH $TARGET_BASE_ARCH ; do
4532   case "$i" in
4533   alpha)
4534     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4535     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4536   ;;
4537   arm)
4538     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4539     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4540   ;;
4541   cris)
4542     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4543     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4544   ;;
4545   hppa)
4546     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4547     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4548   ;;
4549   i386|x86_64|x32)
4550     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4551     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4552   ;;
4553   ia64*)
4554     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4555     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4556   ;;
4557   lm32)
4558     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4559     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4560   ;;
4561   m68k)
4562     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4563     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4564   ;;
4565   microblaze*)
4566     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4567     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4568   ;;
4569   mips*)
4570     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4571     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4572   ;;
4573   moxie*)
4574     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4575     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4576   ;;
4577   or32)
4578     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4579     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4580   ;;
4581   ppc*)
4582     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4583     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4584   ;;
4585   s390*)
4586     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4587     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4588   ;;
4589   sh4)
4590     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4591     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4592   ;;
4593   sparc*)
4594     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4595     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4596   ;;
4597   xtensa*)
4598     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4599     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4600   ;;
4601   esac
4602 done
4603 if test "$tcg_interpreter" = "yes" ; then
4604   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4605   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4606 fi
4607
4608 case "$ARCH" in
4609 alpha)
4610   # Ensure there's only a single GP
4611   cflags="-msmall-data $cflags"
4612 ;;
4613 esac
4614
4615 if test "$gprof" = "yes" ; then
4616   echo "TARGET_GPROF=yes" >> $config_target_mak
4617   if test "$target_linux_user" = "yes" ; then
4618     cflags="-p $cflags"
4619     ldflags="-p $ldflags"
4620   fi
4621   if test "$target_softmmu" = "yes" ; then
4622     ldflags="-p $ldflags"
4623     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4624   fi
4625 fi
4626
4627 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4628   ldflags="$ldflags $textseg_ldflags"
4629 fi
4630
4631 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4632 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4633
4634 done # for target in $targets
4635
4636 if [ "$pixman" = "internal" ]; then
4637   echo "config-host.h: subdir-pixman" >> $config_host_mak
4638 fi
4639
4640 if test "$rdma" = "yes" ; then
4641 echo "CONFIG_RDMA=y" >> $config_host_mak
4642 fi
4643
4644 if [ "$dtc_internal" = "yes" ]; then
4645   echo "config-host.h: subdir-dtc" >> $config_host_mak
4646 fi
4647
4648 # build tree in object directory in case the source is not in the current directory
4649 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa tests/qemu-iotests"
4650 DIRS="$DIRS fsdev"
4651 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4652 DIRS="$DIRS roms/seabios roms/vgabios"
4653 DIRS="$DIRS qapi-generated"
4654 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4655 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4656 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4657 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4658 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4659 FILES="$FILES pc-bios/s390-ccw/Makefile"
4660 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4661 FILES="$FILES pc-bios/qemu-icon.bmp"
4662 for bios_file in \
4663     $source_path/pc-bios/*.bin \
4664     $source_path/pc-bios/*.aml \
4665     $source_path/pc-bios/*.rom \
4666     $source_path/pc-bios/*.dtb \
4667     $source_path/pc-bios/*.img \
4668     $source_path/pc-bios/openbios-* \
4669     $source_path/pc-bios/palcode-*
4670 do
4671     FILES="$FILES pc-bios/`basename $bios_file`"
4672 done
4673 mkdir -p $DIRS
4674 for f in $FILES ; do
4675     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4676         symlink "$source_path/$f" "$f"
4677     fi
4678 done
4679
4680 # temporary config to build submodules
4681 for rom in seabios vgabios ; do
4682     config_mak=roms/$rom/config.mak
4683     echo "# Automatically generated by configure - do not modify" > $config_mak
4684     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4685     echo "AS=$as" >> $config_mak
4686     echo "CC=$cc" >> $config_mak
4687     echo "BCC=bcc" >> $config_mak
4688     echo "CPP=$cpp" >> $config_mak
4689     echo "OBJCOPY=objcopy" >> $config_mak
4690     echo "IASL=iasl" >> $config_mak
4691     echo "LD=$ld" >> $config_mak
4692 done
4693
4694 if test "$docs" = "yes" ; then
4695   mkdir -p QMP
4696 fi