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 mixemu="no"
 219 aix="no"
 220 blobs="yes"
 221 pkgversion=""
 222 pie=""
 223 zero_malloc=""
 224 qom_cast_debug="yes"
 225 trace_backend="nop"
 226 trace_file="trace"
 227 spice=""
 228 rbd=""
 229 smartcard_nss=""
 230 libusb=""
 231 usb_redir=""
 232 glx=""
 233 zlib="yes"
 234 guest_agent=""
 235 guest_agent_with_vss="no"
 236 vss_win32_sdk=""
 237 win_sdk="no"
 238 want_tools="yes"
 239 libiscsi=""
 240 coroutine=""
 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   hppa|parisc|parisc64)
 433     cpu="hppa"
 434   ;;
 435   mips*)
 436     cpu="mips"
 437   ;;
 438   sparc|sun4[cdmuv])
 439     cpu="sparc"
 440   ;;
 441   *)
 442     # This will result in either an error or falling back to TCI later
 443     ARCH=unknown
 444   ;;
 445 esac
 446 if test -z "$ARCH"; then
 447   ARCH="$cpu"
 448 fi
 449
 450 # OS specific
 451
 452 case $targetos in
 453 CYGWIN*)
 454   mingw32="yes"
 455   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 456   audio_possible_drivers="winwave sdl"
 457   audio_drv_list="winwave"
 458 ;;
 459 MINGW32*)
 460   mingw32="yes"
 461   audio_possible_drivers="winwave dsound sdl fmod"
 462   audio_drv_list="winwave"
 463 ;;
 464 GNU/kFreeBSD)
 465   bsd="yes"
 466   audio_drv_list="oss"
 467   audio_possible_drivers="oss sdl esd pa"
 468 ;;
 469 FreeBSD)
 470   bsd="yes"
 471   make="${MAKE-gmake}"
 472   audio_drv_list="oss"
 473   audio_possible_drivers="oss sdl esd pa"
 474   # needed for kinfo_getvmmap(3) in libutil.h
 475   LIBS="-lutil $LIBS"
 476 ;;
 477 DragonFly)
 478   bsd="yes"
 479   make="${MAKE-gmake}"
 480   audio_drv_list="oss"
 481   audio_possible_drivers="oss sdl esd pa"
 482 ;;
 483 NetBSD)
 484   bsd="yes"
 485   make="${MAKE-gmake}"
 486   audio_drv_list="oss"
 487   audio_possible_drivers="oss sdl esd"
 488   oss_lib="-lossaudio"
 489 ;;
 490 OpenBSD)
 491   bsd="yes"
 492   make="${MAKE-gmake}"
 493   audio_drv_list="sdl"
 494   audio_possible_drivers="sdl esd"
 495 ;;
 496 Darwin)
 497   bsd="yes"
 498   darwin="yes"
 499   if [ "$cpu" = "x86_64" ] ; then
 500     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 501     LDFLAGS="-arch x86_64 $LDFLAGS"
 502   else
 503     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 504   fi
 505   cocoa="yes"
 506   audio_drv_list="coreaudio"
 507   audio_possible_drivers="coreaudio sdl fmod"
 508   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 509   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 510   # Disable attempts to use ObjectiveC features in os/object.h since they
 511   # won't work when we're compiling with gcc as a C compiler.
 512   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 513 ;;
 514 SunOS)
 515   solaris="yes"
 516   make="${MAKE-gmake}"
 517   install="${INSTALL-ginstall}"
 518   ld="gld"
 519   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 520   needs_libsunmath="no"
 521   solarisrev=`uname -r | cut -f2 -d.`
 522   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 523     if test "$solarisrev" -le 9 ; then
 524       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 525         needs_libsunmath="yes"
 526         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 527         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 528         LIBS="-lsunmath $LIBS"
 529       else
 530         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 531             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 532             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 533             "Studio 11 can be downloaded from www.sun.com."
 534       fi
 535     fi
 536   fi
 537   if test -f /usr/include/sys/soundcard.h ; then
 538     audio_drv_list="oss"
 539   fi
 540   audio_possible_drivers="oss sdl"
 541 # needed for CMSG_ macros in sys/socket.h
 542   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 543 # needed for TIOCWIN* defines in termios.h
 544   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 545   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 546   solarisnetlibs="-lsocket -lnsl -lresolv"
 547   LIBS="$solarisnetlibs $LIBS"
 548   libs_qga="$solarisnetlibs $libs_qga"
 549 ;;
 550 AIX)
 551   aix="yes"
 552   make="${MAKE-gmake}"
 553 ;;
 554 Haiku)
 555   haiku="yes"
 556   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 557   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 558 ;;
 559 *)
 560   audio_drv_list="oss"
 561   audio_possible_drivers="oss alsa sdl esd pa"
 562   linux="yes"
 563   linux_user="yes"
 564   usb="linux"
 565   kvm="yes"
 566   vhost_net="yes"
 567   vhost_scsi="yes"
 568   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
 569     audio_possible_drivers="$audio_possible_drivers fmod"
 570   fi
 571   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 572 ;;
 573 esac
 574
 575 if [ "$bsd" = "yes" ] ; then
 576   if [ "$darwin" != "yes" ] ; then
 577     if [ "$targetos" != "FreeBSD" ]; then
 578       usb="bsd"
 579     fi
 580     bsd_user="yes"
 581   fi
 582 fi
 583
 584 : ${make=${MAKE-make}}
 585 : ${install=${INSTALL-install}}
 586 : ${python=${PYTHON-python -B}}
 587 : ${smbd=${SMBD-/usr/sbin/smbd}}
 588
 589 # Default objcc to clang if available, otherwise use CC
 590 if has clang; then
 591   objcc=clang
 592 else
 593   objcc="$cc"
 594 fi
 595
 596 if test "$mingw32" = "yes" ; then
 597   EXESUF=".exe"
 598   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 599   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 600   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 601   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 602 cat > $TMPC << EOF
 603 int main(void) { return 0; }
 604 EOF
 605   if compile_prog "" "-liberty" ; then
 606     LIBS="-liberty $LIBS"
 607   fi
 608   prefix="c:/Program Files/QEMU"
 609   mandir="\${prefix}"
 610   datadir="\${prefix}"
 611   qemu_docdir="\${prefix}"
 612   bindir="\${prefix}"
 613   sysconfdir="\${prefix}"
 614   local_statedir=
 615   confsuffix=""
 616   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 617 fi
 618
 619 werror=""
 620
 621 for opt do
 622   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 623   case "$opt" in
 624   --help|-h) show_help=yes
 625   ;;
 626   --version|-V) exec cat $source_path/VERSION
 627   ;;
 628   --prefix=*) prefix="$optarg"
 629   ;;
 630   --interp-prefix=*) interp_prefix="$optarg"
 631   ;;
 632   --source-path=*)
 633   ;;
 634   --cross-prefix=*)
 635   ;;
 636   --cc=*)
 637   ;;
 638   --host-cc=*) host_cc="$optarg"
 639   ;;
 640   --cxx=*)
 641   ;;
 642   --objcc=*) objcc="$optarg"
 643   ;;
 644   --make=*) make="$optarg"
 645   ;;
 646   --install=*) install="$optarg"
 647   ;;
 648   --python=*) python="$optarg"
 649   ;;
 650   --gcov=*) gcov_tool="$optarg"
 651   ;;
 652   --smbd=*) smbd="$optarg"
 653   ;;
 654   --extra-cflags=*)
 655   ;;
 656   --extra-ldflags=*)
 657   ;;
 658   --enable-debug-info)
 659   ;;
 660   --disable-debug-info)
 661   ;;
 662   --cpu=*)
 663   ;;
 664   --target-list=*) target_list="$optarg"
 665   ;;
 666   --enable-trace-backend=*) trace_backend="$optarg"
 667   ;;
 668   --with-trace-file=*) trace_file="$optarg"
 669   ;;
 670   --enable-gprof) gprof="yes"
 671   ;;
 672   --enable-gcov) gcov="yes"
 673   ;;
 674   --static)
 675     static="yes"
 676     LDFLAGS="-static $LDFLAGS"
 677     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 678   ;;
 679   --mandir=*) mandir="$optarg"
 680   ;;
 681   --bindir=*) bindir="$optarg"
 682   ;;
 683   --libdir=*) libdir="$optarg"
 684   ;;
 685   --libexecdir=*) libexecdir="$optarg"
 686   ;;
 687   --includedir=*) includedir="$optarg"
 688   ;;
 689   --datadir=*) datadir="$optarg"
 690   ;;
 691   --with-confsuffix=*) confsuffix="$optarg"
 692   ;;
 693   --docdir=*) qemu_docdir="$optarg"
 694   ;;
 695   --sysconfdir=*) sysconfdir="$optarg"
 696   ;;
 697   --localstatedir=*) local_statedir="$optarg"
 698   ;;
 699   --sbindir=*|--sharedstatedir=*|\
 700   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 701   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 702     # These switches are silently ignored, for compatibility with
 703     # autoconf-generated configure scripts. This allows QEMU's
 704     # configure to be used by RPM and similar macros that set
 705     # lots of directory switches by default.
 706   ;;
 707   --with-system-pixman) pixman="system"
 708   ;;
 709   --without-system-pixman) pixman="internal"
 710   ;;
 711   --without-pixman) pixman="none"
 712   ;;
 713   --disable-sdl) sdl="no"
 714   ;;
 715   --enable-sdl) sdl="yes"
 716   ;;
 717   --disable-qom-cast-debug) qom_cast_debug="no"
 718   ;;
 719   --enable-qom-cast-debug) qom_cast_debug="yes"
 720   ;;
 721   --disable-virtfs) virtfs="no"
 722   ;;
 723   --enable-virtfs) virtfs="yes"
 724   ;;
 725   --disable-vnc) vnc="no"
 726   ;;
 727   --enable-vnc) vnc="yes"
 728   ;;
 729   --fmod-lib=*) fmod_lib="$optarg"
 730   ;;
 731   --fmod-inc=*) fmod_inc="$optarg"
 732   ;;
 733   --oss-lib=*) oss_lib="$optarg"
 734   ;;
 735   --audio-drv-list=*) audio_drv_list="$optarg"
 736   ;;
 737   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 738   ;;
 739   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 740   ;;
 741   --enable-debug-tcg) debug_tcg="yes"
 742   ;;
 743   --disable-debug-tcg) debug_tcg="no"
 744   ;;
 745   --enable-debug)
 746       # Enable debugging options that aren't excessively noisy
 747       debug_tcg="yes"
 748       debug="yes"
 749       strip_opt="no"
 750   ;;
 751   --enable-sparse) sparse="yes"
 752   ;;
 753   --disable-sparse) sparse="no"
 754   ;;
 755   --disable-strip) strip_opt="no"
 756   ;;
 757   --disable-vnc-tls) vnc_tls="no"
 758   ;;
 759   --enable-vnc-tls) vnc_tls="yes"
 760   ;;
 761   --disable-vnc-sasl) vnc_sasl="no"
 762   ;;
 763   --enable-vnc-sasl) vnc_sasl="yes"
 764   ;;
 765   --disable-vnc-jpeg) vnc_jpeg="no"
 766   ;;
 767   --enable-vnc-jpeg) vnc_jpeg="yes"
 768   ;;
 769   --disable-vnc-png) vnc_png="no"
 770   ;;
 771   --enable-vnc-png) vnc_png="yes"
 772   ;;
 773   --disable-vnc-ws) vnc_ws="no"
 774   ;;
 775   --enable-vnc-ws) vnc_ws="yes"
 776   ;;
 777   --disable-slirp) slirp="no"
 778   ;;
 779   --disable-uuid) uuid="no"
 780   ;;
 781   --enable-uuid) uuid="yes"
 782   ;;
 783   --disable-vde) vde="no"
 784   ;;
 785   --enable-vde) vde="yes"
 786   ;;
 787   --disable-xen) xen="no"
 788   ;;
 789   --enable-xen) xen="yes"
 790   ;;
 791   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 792   ;;
 793   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 794   ;;
 795   --disable-brlapi) brlapi="no"
 796   ;;
 797   --enable-brlapi) brlapi="yes"
 798   ;;
 799   --disable-bluez) bluez="no"
 800   ;;
 801   --enable-bluez) bluez="yes"
 802   ;;
 803   --disable-kvm) kvm="no"
 804   ;;
 805   --enable-kvm) kvm="yes"
 806   ;;
 807   --disable-tcg-interpreter) tcg_interpreter="no"
 808   ;;
 809   --enable-tcg-interpreter) tcg_interpreter="yes"
 810   ;;
 811   --disable-cap-ng)  cap_ng="no"
 812   ;;
 813   --enable-cap-ng) cap_ng="yes"
 814   ;;
 815   --disable-spice) spice="no"
 816   ;;
 817   --enable-spice) spice="yes"
 818   ;;
 819   --disable-libiscsi) libiscsi="no"
 820   ;;
 821   --enable-libiscsi) libiscsi="yes"
 822   ;;
 823   --enable-profiler) profiler="yes"
 824   ;;
 825   --disable-cocoa) cocoa="no"
 826   ;;
 827   --enable-cocoa)
 828       cocoa="yes" ;
 829       sdl="no" ;
 830       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 831   ;;
 832   --disable-system) softmmu="no"
 833   ;;
 834   --enable-system) softmmu="yes"
 835   ;;
 836   --disable-user)
 837       linux_user="no" ;
 838       bsd_user="no" ;
 839   ;;
 840   --enable-user) ;;
 841   --disable-linux-user) linux_user="no"
 842   ;;
 843   --enable-linux-user) linux_user="yes"
 844   ;;
 845   --disable-bsd-user) bsd_user="no"
 846   ;;
 847   --enable-bsd-user) bsd_user="yes"
 848   ;;
 849   --enable-guest-base) guest_base="yes"
 850   ;;
 851   --disable-guest-base) guest_base="no"
 852   ;;
 853   --enable-pie) pie="yes"
 854   ;;
 855   --disable-pie) pie="no"
 856   ;;
 857   --enable-uname-release=*) uname_release="$optarg"
 858   ;;
 859   --enable-werror) werror="yes"
 860   ;;
 861   --disable-werror) werror="no"
 862   ;;
 863   --disable-curses) curses="no"
 864   ;;
 865   --enable-curses) curses="yes"
 866   ;;
 867   --disable-curl) curl="no"
 868   ;;
 869   --enable-curl) curl="yes"
 870   ;;
 871   --disable-fdt) fdt="no"
 872   ;;
 873   --enable-fdt) fdt="yes"
 874   ;;
 875   --enable-mixemu) mixemu="yes"
 876   ;;
 877   --disable-linux-aio) linux_aio="no"
 878   ;;
 879   --enable-linux-aio) linux_aio="yes"
 880   ;;
 881   --disable-attr) attr="no"
 882   ;;
 883   --enable-attr) attr="yes"
 884   ;;
 885   --disable-blobs) blobs="no"
 886   ;;
 887   --with-pkgversion=*) pkgversion=" ($optarg)"
 888   ;;
 889   --with-coroutine=*) coroutine="$optarg"
 890   ;;
 891   --disable-docs) docs="no"
 892   ;;
 893   --enable-docs) docs="yes"
 894   ;;
 895   --disable-vhost-net) vhost_net="no"
 896   ;;
 897   --enable-vhost-net) vhost_net="yes"
 898   ;;
 899   --disable-vhost-scsi) vhost_scsi="no"
 900   ;;
 901   --enable-vhost-scsi) vhost_scsi="yes"
 902   ;;
 903   --disable-glx) glx="no"
 904   ;;
 905   --enable-glx) glx="yes"
 906   ;;
 907   --disable-rbd) rbd="no"
 908   ;;
 909   --enable-rbd) rbd="yes"
 910   ;;
 911   --disable-xfsctl) xfs="no"
 912   ;;
 913   --enable-xfsctl) xfs="yes"
 914   ;;
 915   --disable-smartcard-nss) smartcard_nss="no"
 916   ;;
 917   --enable-smartcard-nss) smartcard_nss="yes"
 918   ;;
 919   --disable-libusb) libusb="no"
 920   ;;
 921   --enable-libusb) libusb="yes"
 922   ;;
 923   --disable-usb-redir) usb_redir="no"
 924   ;;
 925   --enable-usb-redir) usb_redir="yes"
 926   ;;
 927   --disable-zlib-test) zlib="no"
 928   ;;
 929   --enable-guest-agent) guest_agent="yes"
 930   ;;
 931   --disable-guest-agent) guest_agent="no"
 932   ;;
 933   --with-vss-sdk) vss_win32_sdk=""
 934   ;;
 935   --with-vss-sdk=*) vss_win32_sdk="$optarg"
 936   ;;
 937   --without-vss-sdk) vss_win32_sdk="no"
 938   ;;
 939   --with-win-sdk) win_sdk=""
 940   ;;
 941   --with-win-sdk=*) win_sdk="$optarg"
 942   ;;
 943   --without-win-sdk) win_sdk="no"
 944   ;;
 945   --enable-tools) want_tools="yes"
 946   ;;
 947   --disable-tools) want_tools="no"
 948   ;;
 949   --enable-seccomp) seccomp="yes"
 950   ;;
 951   --disable-seccomp) seccomp="no"
 952   ;;
 953   --disable-glusterfs) glusterfs="no"
 954   ;;
 955   --enable-glusterfs) glusterfs="yes"
 956   ;;
 957   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 958   ;;
 959   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 960   ;;
 961   --disable-gtk) gtk="no"
 962   ;;
 963   --enable-gtk) gtk="yes"
 964   ;;
 965   --enable-rdma) rdma="yes"
 966   ;;
 967   --disable-rdma) rdma="no"
 968   ;;
 969   --with-gtkabi=*) gtkabi="$optarg"
 970   ;;
 971   --enable-tpm) tpm="yes"
 972   ;;
 973   --disable-libssh2) libssh2="no"
 974   ;;
 975   --enable-libssh2) libssh2="yes"
 976   ;;
 977   *) echo "ERROR: unknown option $opt"; show_help="yes"
 978   ;;
 979   esac
 980 done
 981
 982 case "$cpu" in
 983     sparc)
 984            LDFLAGS="-m32 $LDFLAGS"
 985            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
 986            ;;
 987     sparc64)
 988            LDFLAGS="-m64 $LDFLAGS"
 989            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 990            ;;
 991     s390)
 992            CPU_CFLAGS="-m31 -march=z990"
 993            LDFLAGS="-m31 $LDFLAGS"
 994            ;;
 995     s390x)
 996            CPU_CFLAGS="-m64 -march=z990"
 997            LDFLAGS="-m64 $LDFLAGS"
 998            ;;
 999     i386)
1000            CPU_CFLAGS="-m32"
1001            LDFLAGS="-m32 $LDFLAGS"
1002            cc_i386='$(CC) -m32'
1003            ;;
1004     x86_64)
1005            CPU_CFLAGS="-m64"
1006            LDFLAGS="-m64 $LDFLAGS"
1007            cc_i386='$(CC) -m32'
1008            ;;
1009     x32)
1010            CPU_CFLAGS="-mx32"
1011            LDFLAGS="-mx32 $LDFLAGS"
1012            cc_i386='$(CC) -m32'
1013            ;;
1014     # No special flags required for other host CPUs
1015 esac
1016
1017 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1018 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
1019
1020 default_target_list=""
1021
1022 mak_wilds=""
1023
1024 if [ "$softmmu" = "yes" ]; then
1025     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1026 fi
1027 if [ "$linux_user" = "yes" ]; then
1028     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1029 fi
1030 if [ "$bsd_user" = "yes" ]; then
1031     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1032 fi
1033
1034 for config in $mak_wilds; do
1035     default_target_list="${default_target_list} $(basename "$config" .mak)"
1036 done
1037
1038 if test x"$show_help" = x"yes" ; then
1039 cat << EOF
1040
1041 Usage: configure [options]
1042 Options: [defaults in brackets after descriptions]
1043
1044 EOF
1045 echo "Standard options:"
1046 echo "  --help                   print this message"
1047 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1048 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1049 echo "                           use %M for cpu name [$interp_prefix]"
1050 echo "  --target-list=LIST       set target list (default: build everything)"
1051 echo "Available targets: $default_target_list" | \
1052     fold -s -w 53 | sed -e 's/^/                           /'
1053 echo ""
1054 echo "Advanced options (experts only):"
1055 echo "  --source-path=PATH       path of source code [$source_path]"
1056 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1057 echo "  --cc=CC                  use C compiler CC [$cc]"
1058 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1059 echo "                           build time"
1060 echo "  --cxx=CXX                use C++ compiler CXX [$cxx]"
1061 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1062 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1063 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1064 echo "  --make=MAKE              use specified make [$make]"
1065 echo "  --install=INSTALL        use specified install [$install]"
1066 echo "  --python=PYTHON          use specified python [$python]"
1067 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1068 echo "  --static                 enable static build [$static]"
1069 echo "  --mandir=PATH            install man pages in PATH"
1070 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1071 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1072 echo "  --bindir=PATH            install binaries in PATH"
1073 echo "  --libdir=PATH            install libraries in PATH"
1074 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1075 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1076 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1077 echo "  --enable-debug-tcg       enable TCG debugging"
1078 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1079 echo "  --enable-debug-info       enable debugging information (default)"
1080 echo "  --disable-debug-info      disable debugging information"
1081 echo "  --enable-debug           enable common debug build options"
1082 echo "  --enable-sparse          enable sparse checker"
1083 echo "  --disable-sparse         disable sparse checker (default)"
1084 echo "  --disable-strip          disable stripping binaries"
1085 echo "  --disable-werror         disable compilation abort on warning"
1086 echo "  --disable-sdl            disable SDL"
1087 echo "  --enable-sdl             enable SDL"
1088 echo "  --disable-gtk            disable gtk UI"
1089 echo "  --enable-gtk             enable gtk UI"
1090 echo "  --disable-virtfs         disable VirtFS"
1091 echo "  --enable-virtfs          enable VirtFS"
1092 echo "  --disable-vnc            disable VNC"
1093 echo "  --enable-vnc             enable VNC"
1094 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1095 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1096 echo "  --audio-drv-list=LIST    set audio drivers list:"
1097 echo "                           Available drivers: $audio_possible_drivers"
1098 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1099 echo "  --block-drv-rw-whitelist=L"
1100 echo "                           set block driver read-write whitelist"
1101 echo "                           (affects only QEMU, not qemu-img)"
1102 echo "  --block-drv-ro-whitelist=L"
1103 echo "                           set block driver read-only whitelist"
1104 echo "                           (affects only QEMU, not qemu-img)"
1105 echo "  --enable-mixemu          enable mixer emulation"
1106 echo "  --disable-xen            disable xen backend driver support"
1107 echo "  --enable-xen             enable xen backend driver support"
1108 echo "  --disable-xen-pci-passthrough"
1109 echo "  --enable-xen-pci-passthrough"
1110 echo "  --disable-brlapi         disable BrlAPI"
1111 echo "  --enable-brlapi          enable BrlAPI"
1112 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1113 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1114 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1115 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1116 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1117 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1118 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1119 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1120 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1121 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1122 echo "  --disable-curses         disable curses output"
1123 echo "  --enable-curses          enable curses output"
1124 echo "  --disable-curl           disable curl connectivity"
1125 echo "  --enable-curl            enable curl connectivity"
1126 echo "  --disable-fdt            disable fdt device tree"
1127 echo "  --enable-fdt             enable fdt device tree"
1128 echo "  --disable-bluez          disable bluez stack connectivity"
1129 echo "  --enable-bluez           enable bluez stack connectivity"
1130 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1131 echo "  --disable-kvm            disable KVM acceleration support"
1132 echo "  --enable-kvm             enable KVM acceleration support"
1133 echo "  --disable-rdma           disable RDMA-based migration support"
1134 echo "  --enable-rdma            enable RDMA-based migration support"
1135 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1136 echo "  --enable-system          enable all system emulation targets"
1137 echo "  --disable-system         disable all system emulation targets"
1138 echo "  --enable-user            enable supported user emulation targets"
1139 echo "  --disable-user           disable all user emulation targets"
1140 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1141 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1142 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1143 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1144 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1145 echo "                           emulation targets"
1146 echo "  --disable-guest-base     disable GUEST_BASE support"
1147 echo "  --enable-pie             build Position Independent Executables"
1148 echo "  --disable-pie            do not build Position Independent Executables"
1149 echo "  --fmod-lib               path to FMOD library"
1150 echo "  --fmod-inc               path to FMOD includes"
1151 echo "  --oss-lib                path to OSS library"
1152 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1153 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1154 echo "  --disable-uuid           disable uuid support"
1155 echo "  --enable-uuid            enable uuid support"
1156 echo "  --disable-vde            disable support for vde network"
1157 echo "  --enable-vde             enable support for vde network"
1158 echo "  --disable-linux-aio      disable Linux AIO support"
1159 echo "  --enable-linux-aio       enable Linux AIO support"
1160 echo "  --disable-cap-ng         disable libcap-ng support"
1161 echo "  --enable-cap-ng          enable libcap-ng support"
1162 echo "  --disable-attr           disables attr and xattr support"
1163 echo "  --enable-attr            enable attr and xattr support"
1164 echo "  --disable-blobs          disable installing provided firmware blobs"
1165 echo "  --enable-docs            enable documentation build"
1166 echo "  --disable-docs           disable documentation build"
1167 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1168 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1169 echo "  --enable-trace-backend=B Set trace backend"
1170 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1171 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1172 echo "                           Default:trace-<pid>"
1173 echo "  --disable-spice          disable spice"
1174 echo "  --enable-spice           enable spice"
1175 echo "  --enable-rbd             enable building the rados block device (rbd)"
1176 echo "  --disable-libiscsi       disable iscsi support"
1177 echo "  --enable-libiscsi        enable iscsi support"
1178 echo "  --disable-smartcard-nss  disable smartcard nss support"
1179 echo "  --enable-smartcard-nss   enable smartcard nss support"
1180 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1181 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1182 echo "  --disable-usb-redir      disable usb network redirection support"
1183 echo "  --enable-usb-redir       enable usb network redirection support"
1184 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1185 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1186 echo "  --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent"
1187 echo "  --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)"
1188 echo "  --disable-seccomp        disable seccomp support"
1189 echo "  --enable-seccomp         enables seccomp support"
1190 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1191 echo "                           gthread, ucontext, sigaltstack, windows"
1192 echo "  --enable-glusterfs       enable GlusterFS backend"
1193 echo "  --disable-glusterfs      disable GlusterFS backend"
1194 echo "  --enable-gcov            enable test coverage analysis with gcov"
1195 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1196 echo "  --enable-tpm             enable TPM support"
1197 echo "  --disable-libssh2        disable ssh block device support"
1198 echo "  --enable-libssh2         enable ssh block device support"
1199 echo ""
1200 echo "NOTE: The object files are built at the place where configure is launched"
1201 exit 1
1202 fi
1203
1204 # Now we have handled --enable-tcg-interpreter and know we're not just
1205 # printing the help message, bail out if the host CPU isn't supported.
1206 if test "$ARCH" = "unknown"; then
1207     if test "$tcg_interpreter" = "yes" ; then
1208         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1209         ARCH=tci
1210     else
1211         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1212     fi
1213 fi
1214
1215 # check that the C compiler works.
1216 cat > $TMPC <<EOF
1217 int main(void) { return 0; }
1218 EOF
1219
1220 if compile_object ; then
1221   : C compiler works ok
1222 else
1223     error_exit "\"$cc\" either does not exist or does not work"
1224 fi
1225
1226 # Consult white-list to determine whether to enable werror
1227 # by default.  Only enable by default for git builds
1228 z_version=`cut -f3 -d. $source_path/VERSION`
1229
1230 if test -z "$werror" ; then
1231     if test -d "$source_path/.git" -a \
1232         "$linux" = "yes" ; then
1233         werror="yes"
1234     else
1235         werror="no"
1236     fi
1237 fi
1238
1239 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1240 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1241 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1242 gcc_flags="-Wendif-labels $gcc_flags"
1243 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1244 gcc_flags="-Wno-string-plus-int $gcc_flags"
1245 # Note that we do not add -Werror to gcc_flags here, because that would
1246 # enable it for all configure tests. If a configure test failed due
1247 # to -Werror this would just silently disable some features,
1248 # so it's too error prone.
1249 cat > $TMPC << EOF
1250 int main(void) { return 0; }
1251 EOF
1252 for flag in $gcc_flags; do
1253     # Use the positive sense of the flag when testing for -Wno-wombat
1254     # support (gcc will happily accept the -Wno- form of unknown
1255     # warning options).
1256     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1257     if compile_prog "-Werror $optflag" "" ; then
1258         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1259     fi
1260 done
1261
1262 if compile_prog "-Werror -fstack-protector-all" "" ; then
1263     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1264     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1265 fi
1266
1267 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1268 # large functions that use global variables.  The bug is in all releases of
1269 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1270 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1271 cat > $TMPC << EOF
1272 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1273 int main(void) { return 0; }
1274 #else
1275 #error No bug in this compiler.
1276 #endif
1277 EOF
1278 if compile_prog "-Werror -fno-gcse" "" ; then
1279   TRANSLATE_OPT_CFLAGS=-fno-gcse
1280 fi
1281
1282 if test "$static" = "yes" ; then
1283   if test "$pie" = "yes" ; then
1284     error_exit "static and pie are mutually incompatible"
1285   else
1286     pie="no"
1287   fi
1288 fi
1289
1290 if test "$pie" = ""; then
1291   case "$cpu-$targetos" in
1292     i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
1293       ;;
1294     *)
1295       pie="no"
1296       ;;
1297   esac
1298 fi
1299
1300 if test "$pie" != "no" ; then
1301   cat > $TMPC << EOF
1302
1303 #ifdef __linux__
1304 #  define THREAD __thread
1305 #else
1306 #  define THREAD
1307 #endif
1308
1309 static THREAD int tls_var;
1310
1311 int main(void) { return tls_var; }
1312
1313 EOF
1314   if compile_prog "-fPIE -DPIE" "-pie"; then
1315     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1316     LDFLAGS="-pie $LDFLAGS"
1317     pie="yes"
1318     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1319       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1320     fi
1321   else
1322     if test "$pie" = "yes"; then
1323       error_exit "PIE not available due to missing toolchain support"
1324     else
1325       echo "Disabling PIE due to missing toolchain support"
1326       pie="no"
1327     fi
1328   fi
1329 fi
1330
1331 ##########################################
1332 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1333 # use i686 as default anyway, but for those that don't, an explicit
1334 # specification is necessary
1335
1336 if test "$cpu" = "i386"; then
1337   cat > $TMPC << EOF
1338 static int sfaa(int *ptr)
1339 {
1340   return __sync_fetch_and_and(ptr, 0);
1341 }
1342
1343 int main(void)
1344 {
1345   int val = 42;
1346   val = __sync_val_compare_and_swap(&val, 0, 1);
1347   sfaa(&val);
1348   return val;
1349 }
1350 EOF
1351   if ! compile_prog "" "" ; then
1352     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1353   fi
1354 fi
1355
1356 #########################################
1357 # Solaris specific configure tool chain decisions
1358
1359 if test "$solaris" = "yes" ; then
1360   if has $install; then
1361     :
1362   else
1363     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1364         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1365         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1366   fi
1367   if test "`path_of $install`" = "/usr/sbin/install" ; then
1368     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1369         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1370         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1371   fi
1372   if has ar; then
1373     :
1374   else
1375     if test -f /usr/ccs/bin/ar ; then
1376       error_exit "No path includes ar" \
1377           "Add /usr/ccs/bin to your path and rerun configure"
1378     fi
1379     error_exit "No path includes ar"
1380   fi
1381 fi
1382
1383 if ! has $python; then
1384   error_exit "Python not found. Use --python=/path/to/python"
1385 fi
1386
1387 # Note that if the Python conditional here evaluates True we will exit
1388 # with status 1 which is a shell 'false' value.
1389 if ! $python -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1390   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1391       "Note that Python 3 or later is not yet supported." \
1392       "Use --python=/path/to/python to specify a supported Python."
1393 fi
1394
1395 if test -z "${target_list+xxx}" ; then
1396     target_list="$default_target_list"
1397 else
1398     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1399 fi
1400
1401 # Check that we recognised the target name; this allows a more
1402 # friendly error message than if we let it fall through.
1403 for target in $target_list; do
1404     case " $default_target_list " in
1405         *" $target "*)
1406             ;;
1407         *)
1408             error_exit "Unknown target name '$target'"
1409             ;;
1410     esac
1411 done
1412
1413 # see if system emulation was really requested
1414 case " $target_list " in
1415   *"-softmmu "*) softmmu=yes
1416   ;;
1417   *) softmmu=no
1418   ;;
1419 esac
1420
1421 feature_not_found() {
1422   feature=$1
1423
1424   error_exit "User requested feature $feature" \
1425       "configure was not able to find it"
1426 }
1427
1428 if test -z "$cross_prefix" ; then
1429
1430 # ---
1431 # big/little endian test
1432 cat > $TMPC << EOF
1433 #include <inttypes.h>
1434 int main(void) {
1435         volatile uint32_t i=0x01234567;
1436         return (*((uint8_t*)(&i))) == 0x67;
1437 }
1438 EOF
1439
1440 if compile_prog "" "" ; then
1441 $TMPE && bigendian="yes"
1442 else
1443 echo big/little test failed
1444 fi
1445
1446 else
1447
1448 # if cross compiling, cannot launch a program, so make a static guess
1449 case "$cpu" in
1450   arm)
1451     # ARM can be either way; ask the compiler which one we are
1452     if check_define __ARMEB__; then
1453       bigendian=yes
1454     fi
1455   ;;
1456   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1457     bigendian=yes
1458   ;;
1459 esac
1460
1461 fi
1462
1463 ##########################################
1464 # pkg-config probe
1465
1466 if ! has "$pkg_config_exe"; then
1467   error_exit "pkg-config binary '$pkg_config_exe' not found"
1468 fi
1469
1470 ##########################################
1471 # NPTL probe
1472
1473 if test "$linux_user" = "yes"; then
1474   cat > $TMPC <<EOF
1475 #include <sched.h>
1476 #include <linux/futex.h>
1477 int main(void) {
1478 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1479 #error bork
1480 #endif
1481   return 0;
1482 }
1483 EOF
1484   if ! compile_object ; then
1485     feature_not_found "nptl"
1486   fi
1487 fi
1488
1489 ##########################################
1490 # zlib check
1491
1492 if test "$zlib" != "no" ; then
1493     cat > $TMPC << EOF
1494 #include <zlib.h>
1495 int main(void) { zlibVersion(); return 0; }
1496 EOF
1497     if compile_prog "" "-lz" ; then
1498         :
1499     else
1500         error_exit "zlib check failed" \
1501             "Make sure to have the zlib libs and headers installed."
1502     fi
1503 fi
1504 libs_softmmu="$libs_softmmu -lz"
1505
1506 ##########################################
1507 # libseccomp check
1508
1509 if test "$seccomp" != "no" ; then
1510     if $pkg_config --atleast-version=2.1.0 libseccomp; then
1511         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1512         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1513         seccomp="yes"
1514     else
1515         if test "$seccomp" = "yes"; then
1516             feature_not_found "libseccomp"
1517         fi
1518         seccomp="no"
1519     fi
1520 fi
1521 ##########################################
1522 # xen probe
1523
1524 if test "$xen" != "no" ; then
1525   xen_libs="-lxenstore -lxenctrl -lxenguest"
1526
1527   # First we test whether Xen headers and libraries are available.
1528   # If no, we are done and there is no Xen support.
1529   # If yes, more tests are run to detect the Xen version.
1530
1531   # Xen (any)
1532   cat > $TMPC <<EOF
1533 #include <xenctrl.h>
1534 int main(void) {
1535   return 0;
1536 }
1537 EOF
1538   if ! compile_prog "" "$xen_libs" ; then
1539     # Xen not found
1540     if test "$xen" = "yes" ; then
1541       feature_not_found "xen"
1542     fi
1543     xen=no
1544
1545   # Xen unstable
1546   elif
1547       cat > $TMPC <<EOF &&
1548 #include <xenctrl.h>
1549 #include <xenstore.h>
1550 #include <stdint.h>
1551 #include <xen/hvm/hvm_info_table.h>
1552 #if !defined(HVM_MAX_VCPUS)
1553 # error HVM_MAX_VCPUS not defined
1554 #endif
1555 int main(void) {
1556   xc_interface *xc;
1557   xs_daemon_open();
1558   xc = xc_interface_open(0, 0, 0);
1559   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1560   xc_gnttab_open(NULL, 0);
1561   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1562   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1563   return 0;
1564 }
1565 EOF
1566       compile_prog "" "$xen_libs"
1567     then
1568     xen_ctrl_version=420
1569     xen=yes
1570
1571   elif
1572       cat > $TMPC <<EOF &&
1573 #include <xenctrl.h>
1574 #include <xs.h>
1575 #include <stdint.h>
1576 #include <xen/hvm/hvm_info_table.h>
1577 #if !defined(HVM_MAX_VCPUS)
1578 # error HVM_MAX_VCPUS not defined
1579 #endif
1580 int main(void) {
1581   xs_daemon_open();
1582   xc_interface_open(0, 0, 0);
1583   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1584   xc_gnttab_open(NULL, 0);
1585   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1586   return 0;
1587 }
1588 EOF
1589       compile_prog "" "$xen_libs"
1590     then
1591     xen_ctrl_version=410
1592     xen=yes
1593
1594   # Xen 4.0.0
1595   elif
1596       cat > $TMPC <<EOF &&
1597 #include <xenctrl.h>
1598 #include <xs.h>
1599 #include <stdint.h>
1600 #include <xen/hvm/hvm_info_table.h>
1601 #if !defined(HVM_MAX_VCPUS)
1602 # error HVM_MAX_VCPUS not defined
1603 #endif
1604 int main(void) {
1605   struct xen_add_to_physmap xatp = {
1606     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1607   };
1608   xs_daemon_open();
1609   xc_interface_open();
1610   xc_gnttab_open();
1611   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1612   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1613   return 0;
1614 }
1615 EOF
1616       compile_prog "" "$xen_libs"
1617     then
1618     xen_ctrl_version=400
1619     xen=yes
1620
1621   # Xen 3.4.0
1622   elif
1623       cat > $TMPC <<EOF &&
1624 #include <xenctrl.h>
1625 #include <xs.h>
1626 int main(void) {
1627   struct xen_add_to_physmap xatp = {
1628     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1629   };
1630   xs_daemon_open();
1631   xc_interface_open();
1632   xc_gnttab_open();
1633   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1634   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1635   return 0;
1636 }
1637 EOF
1638       compile_prog "" "$xen_libs"
1639     then
1640     xen_ctrl_version=340
1641     xen=yes
1642
1643   # Xen 3.3.0
1644   elif
1645       cat > $TMPC <<EOF &&
1646 #include <xenctrl.h>
1647 #include <xs.h>
1648 int main(void) {
1649   xs_daemon_open();
1650   xc_interface_open();
1651   xc_gnttab_open();
1652   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1653   return 0;
1654 }
1655 EOF
1656       compile_prog "" "$xen_libs"
1657     then
1658     xen_ctrl_version=330
1659     xen=yes
1660
1661   # Xen version unsupported
1662   else
1663     if test "$xen" = "yes" ; then
1664       feature_not_found "xen (unsupported version)"
1665     fi
1666     xen=no
1667   fi
1668
1669   if test "$xen" = yes; then
1670     libs_softmmu="$xen_libs $libs_softmmu"
1671   fi
1672 fi
1673
1674 if test "$xen_pci_passthrough" != "no"; then
1675   if test "$xen" = "yes" && test "$linux" = "yes" &&
1676     test "$xen_ctrl_version" -ge 340; then
1677     xen_pci_passthrough=yes
1678   else
1679     if test "$xen_pci_passthrough" = "yes"; then
1680       if test "$xen_ctrl_version" -lt 340; then
1681         error_exit "User requested feature Xen PCI Passthrough" \
1682             "This feature does not work with Xen 3.3"
1683       fi
1684       error_exit "User requested feature Xen PCI Passthrough" \
1685           " but this feature requires /sys from Linux"
1686     fi
1687     xen_pci_passthrough=no
1688   fi
1689 fi
1690
1691 ##########################################
1692 # libtool probe
1693
1694 if ! has $libtool; then
1695     libtool=
1696 fi
1697
1698 # MacOSX ships with a libtool which isn't the GNU one; weed this
1699 # out by checking whether libtool supports the --version switch
1700 if test -n "$libtool"; then
1701   if ! "$libtool" --version >/dev/null 2>&1; then
1702     libtool=
1703   fi
1704 fi
1705
1706 ##########################################
1707 # Sparse probe
1708 if test "$sparse" != "no" ; then
1709   if has cgcc; then
1710     sparse=yes
1711   else
1712     if test "$sparse" = "yes" ; then
1713       feature_not_found "sparse"
1714     fi
1715     sparse=no
1716   fi
1717 fi
1718
1719 ##########################################
1720 # GTK probe
1721
1722 if test "$gtk" != "no"; then
1723     gtkpackage="gtk+-$gtkabi"
1724     if test "$gtkabi" = "3.0" ; then
1725       gtkversion="3.0.0"
1726       vtepackage="vte-2.90"
1727       vteversion="0.32.0"
1728     else
1729       gtkversion="2.18.0"
1730       vtepackage="vte"
1731       vteversion="0.24.0"
1732     fi
1733     if ! $pkg_config --exists "$gtkpackage >= $gtkversion"; then
1734         if test "$gtk" = "yes" ; then
1735             feature_not_found "gtk"
1736         fi
1737         gtk="no"
1738     elif ! $pkg_config --exists "$vtepackage >= $vteversion"; then
1739         if test "$gtk" = "yes" ; then
1740             error_exit "libvte not found (required for gtk support)"
1741         fi
1742         gtk="no"
1743     else
1744         gtk_cflags=`$pkg_config --cflags $gtkpackage`
1745         gtk_libs=`$pkg_config --libs $gtkpackage`
1746         vte_cflags=`$pkg_config --cflags $vtepackage`
1747         vte_libs=`$pkg_config --libs $vtepackage`
1748         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1749         gtk="yes"
1750     fi
1751 fi
1752
1753 ##########################################
1754 # SDL probe
1755
1756 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1757 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1758 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1759   sdl_config=sdl-config
1760 fi
1761
1762 if $pkg_config sdl --exists; then
1763   sdlconfig="$pkg_config sdl"
1764   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1765 elif has ${sdl_config}; then
1766   sdlconfig="$sdl_config"
1767   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1768 else
1769   if test "$sdl" = "yes" ; then
1770     feature_not_found "sdl"
1771   fi
1772   sdl=no
1773 fi
1774 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1775   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1776 fi
1777
1778 sdl_too_old=no
1779 if test "$sdl" != "no" ; then
1780   cat > $TMPC << EOF
1781 #include <SDL.h>
1782 #undef main /* We don't want SDL to override our main() */
1783 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1784 EOF
1785   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1786   if test "$static" = "yes" ; then
1787     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1788   else
1789     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1790   fi
1791   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1792     if test "$_sdlversion" -lt 121 ; then
1793       sdl_too_old=yes
1794     else
1795       if test "$cocoa" = "no" ; then
1796         sdl=yes
1797       fi
1798     fi
1799
1800     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1801     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1802       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1803          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1804          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1805       fi
1806       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1807         :
1808       else
1809         sdl=no
1810       fi
1811     fi # static link
1812   else # sdl not found
1813     if test "$sdl" = "yes" ; then
1814       feature_not_found "sdl"
1815     fi
1816     sdl=no
1817   fi # sdl compile test
1818 fi
1819
1820 if test "$sdl" = "yes" ; then
1821   cat > $TMPC <<EOF
1822 #include <SDL.h>
1823 #if defined(SDL_VIDEO_DRIVER_X11)
1824 #include <X11/XKBlib.h>
1825 #else
1826 #error No x11 support
1827 #endif
1828 int main(void) { return 0; }
1829 EOF
1830   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1831     sdl_libs="$sdl_libs -lX11"
1832   fi
1833   libs_softmmu="$sdl_libs $libs_softmmu"
1834 fi
1835
1836 ##########################################
1837 # RDMA needs OpenFabrics libraries
1838 if test "$rdma" != "no" ; then
1839   cat > $TMPC <<EOF
1840 #include <rdma/rdma_cma.h>
1841 int main(void) { return 0; }
1842 EOF
1843   rdma_libs="-lrdmacm -libverbs"
1844   if compile_prog "" "$rdma_libs" ; then
1845     rdma="yes"
1846     libs_softmmu="$libs_softmmu $rdma_libs"
1847   else
1848     if test "$rdma" = "yes" ; then
1849         error_exit \
1850             " OpenFabrics librdmacm/libibverbs not present." \
1851             " Your options:" \
1852             "  (1) Fast: Install infiniband packages from your distro." \
1853             "  (2) Cleanest: Install libraries from www.openfabrics.org" \
1854             "  (3) Also: Install softiwarp if you don't have RDMA hardware"
1855     fi
1856     rdma="no"
1857   fi
1858 fi
1859
1860 ##########################################
1861 # VNC TLS/WS detection
1862 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1863   cat > $TMPC <<EOF
1864 #include <gnutls/gnutls.h>
1865 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1866 EOF
1867   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1868   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1869   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1870     if test "$vnc_tls" != "no" ; then
1871       vnc_tls=yes
1872     fi
1873     if test "$vnc_ws" != "no" ; then
1874       vnc_ws=yes
1875     fi
1876     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1877     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1878   else
1879     if test "$vnc_tls" = "yes" ; then
1880       feature_not_found "vnc-tls"
1881     fi
1882     if test "$vnc_ws" = "yes" ; then
1883       feature_not_found "vnc-ws"
1884     fi
1885     vnc_tls=no
1886     vnc_ws=no
1887   fi
1888 fi
1889
1890 ##########################################
1891 # VNC SASL detection
1892 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1893   cat > $TMPC <<EOF
1894 #include <sasl/sasl.h>
1895 #include <stdio.h>
1896 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1897 EOF
1898   # Assuming Cyrus-SASL installed in /usr prefix
1899   vnc_sasl_cflags=""
1900   vnc_sasl_libs="-lsasl2"
1901   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1902     vnc_sasl=yes
1903     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1904     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1905   else
1906     if test "$vnc_sasl" = "yes" ; then
1907       feature_not_found "vnc-sasl"
1908     fi
1909     vnc_sasl=no
1910   fi
1911 fi
1912
1913 ##########################################
1914 # VNC JPEG detection
1915 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1916 cat > $TMPC <<EOF
1917 #include <stdio.h>
1918 #include <jpeglib.h>
1919 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1920 EOF
1921     vnc_jpeg_cflags=""
1922     vnc_jpeg_libs="-ljpeg"
1923   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1924     vnc_jpeg=yes
1925     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1926     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1927   else
1928     if test "$vnc_jpeg" = "yes" ; then
1929       feature_not_found "vnc-jpeg"
1930     fi
1931     vnc_jpeg=no
1932   fi
1933 fi
1934
1935 ##########################################
1936 # VNC PNG detection
1937 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1938 cat > $TMPC <<EOF
1939 //#include <stdio.h>
1940 #include <png.h>
1941 #include <stddef.h>
1942 int main(void) {
1943     png_structp png_ptr;
1944     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1945     return png_ptr != 0;
1946 }
1947 EOF
1948   if $pkg_config libpng --exists; then
1949     vnc_png_cflags=`$pkg_config libpng --cflags`
1950     vnc_png_libs=`$pkg_config libpng --libs`
1951   else
1952     vnc_png_cflags=""
1953     vnc_png_libs="-lpng"
1954   fi
1955   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1956     vnc_png=yes
1957     libs_softmmu="$vnc_png_libs $libs_softmmu"
1958     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1959   else
1960     if test "$vnc_png" = "yes" ; then
1961       feature_not_found "vnc-png"
1962     fi
1963     vnc_png=no
1964   fi
1965 fi
1966
1967 ##########################################
1968 # fnmatch() probe, used for ACL routines
1969 fnmatch="no"
1970 cat > $TMPC << EOF
1971 #include <fnmatch.h>
1972 int main(void)
1973 {
1974     fnmatch("foo", "foo", 0);
1975     return 0;
1976 }
1977 EOF
1978 if compile_prog "" "" ; then
1979    fnmatch="yes"
1980 fi
1981
1982 ##########################################
1983 # uuid_generate() probe, used for vdi block driver
1984 # Note that on some systems (notably MacOSX) no extra library
1985 # need be linked to get the uuid functions.
1986 if test "$uuid" != "no" ; then
1987   uuid_libs="-luuid"
1988   cat > $TMPC << EOF
1989 #include <uuid/uuid.h>
1990 int main(void)
1991 {
1992     uuid_t my_uuid;
1993     uuid_generate(my_uuid);
1994     return 0;
1995 }
1996 EOF
1997   if compile_prog "" "" ; then
1998     uuid="yes"
1999   elif compile_prog "" "$uuid_libs" ; then
2000     uuid="yes"
2001     libs_softmmu="$uuid_libs $libs_softmmu"
2002     libs_tools="$uuid_libs $libs_tools"
2003   else
2004     if test "$uuid" = "yes" ; then
2005       feature_not_found "uuid"
2006     fi
2007     uuid=no
2008   fi
2009 fi
2010
2011 ##########################################
2012 # xfsctl() probe, used for raw-posix
2013 if test "$xfs" != "no" ; then
2014   cat > $TMPC << EOF
2015 #include <stddef.h>  /* NULL */
2016 #include <xfs/xfs.h>
2017 int main(void)
2018 {
2019     xfsctl(NULL, 0, 0, NULL);
2020     return 0;
2021 }
2022 EOF
2023   if compile_prog "" "" ; then
2024     xfs="yes"
2025   else
2026     if test "$xfs" = "yes" ; then
2027       feature_not_found "xfs"
2028     fi
2029     xfs=no
2030   fi
2031 fi
2032
2033 ##########################################
2034 # vde libraries probe
2035 if test "$vde" != "no" ; then
2036   vde_libs="-lvdeplug"
2037   cat > $TMPC << EOF
2038 #include <libvdeplug.h>
2039 int main(void)
2040 {
2041     struct vde_open_args a = {0, 0, 0};
2042     char s[] = "";
2043     vde_open(s, s, &a);
2044     return 0;
2045 }
2046 EOF
2047   if compile_prog "" "$vde_libs" ; then
2048     vde=yes
2049     libs_softmmu="$vde_libs $libs_softmmu"
2050     libs_tools="$vde_libs $libs_tools"
2051   else
2052     if test "$vde" = "yes" ; then
2053       feature_not_found "vde"
2054     fi
2055     vde=no
2056   fi
2057 fi
2058
2059 ##########################################
2060 # libcap-ng library probe
2061 if test "$cap_ng" != "no" ; then
2062   cap_libs="-lcap-ng"
2063   cat > $TMPC << EOF
2064 #include <cap-ng.h>
2065 int main(void)
2066 {
2067     capng_capability_to_name(CAPNG_EFFECTIVE);
2068     return 0;
2069 }
2070 EOF
2071   if compile_prog "" "$cap_libs" ; then
2072     cap_ng=yes
2073     libs_tools="$cap_libs $libs_tools"
2074   else
2075     if test "$cap_ng" = "yes" ; then
2076       feature_not_found "cap_ng"
2077     fi
2078     cap_ng=no
2079   fi
2080 fi
2081
2082 ##########################################
2083 # Sound support libraries probe
2084
2085 audio_drv_probe()
2086 {
2087     drv=$1
2088     hdr=$2
2089     lib=$3
2090     exp=$4
2091     cfl=$5
2092         cat > $TMPC << EOF
2093 #include <$hdr>
2094 int main(void) { $exp }
2095 EOF
2096     if compile_prog "$cfl" "$lib" ; then
2097         :
2098     else
2099         error_exit "$drv check failed" \
2100             "Make sure to have the $drv libs and headers installed."
2101     fi
2102 }
2103
2104 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2105 for drv in $audio_drv_list; do
2106     case $drv in
2107     alsa)
2108     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2109         "return snd_pcm_close((snd_pcm_t *)0);"
2110     libs_softmmu="-lasound $libs_softmmu"
2111     ;;
2112
2113     fmod)
2114     if test -z $fmod_lib || test -z $fmod_inc; then
2115         error_exit "You must specify path to FMOD library and headers" \
2116             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2117     fi
2118     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2119     libs_softmmu="$fmod_lib $libs_softmmu"
2120     ;;
2121
2122     esd)
2123     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2124     libs_softmmu="-lesd $libs_softmmu"
2125     audio_pt_int="yes"
2126     ;;
2127
2128     pa)
2129     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2130         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2131     libs_softmmu="-lpulse $libs_softmmu"
2132     audio_pt_int="yes"
2133     ;;
2134
2135     coreaudio)
2136       libs_softmmu="-framework CoreAudio $libs_softmmu"
2137     ;;
2138
2139     dsound)
2140       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2141       audio_win_int="yes"
2142     ;;
2143
2144     oss)
2145       libs_softmmu="$oss_lib $libs_softmmu"
2146     ;;
2147
2148     sdl|wav)
2149     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2150     ;;
2151
2152     winwave)
2153       libs_softmmu="-lwinmm $libs_softmmu"
2154       audio_win_int="yes"
2155     ;;
2156
2157     *)
2158     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2159         error_exit "Unknown driver '$drv' selected" \
2160             "Possible drivers are: $audio_possible_drivers"
2161     }
2162     ;;
2163     esac
2164 done
2165
2166 ##########################################
2167 # BrlAPI probe
2168
2169 if test "$brlapi" != "no" ; then
2170   brlapi_libs="-lbrlapi"
2171   cat > $TMPC << EOF
2172 #include <brlapi.h>
2173 #include <stddef.h>
2174 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2175 EOF
2176   if compile_prog "" "$brlapi_libs" ; then
2177     brlapi=yes
2178     libs_softmmu="$brlapi_libs $libs_softmmu"
2179   else
2180     if test "$brlapi" = "yes" ; then
2181       feature_not_found "brlapi"
2182     fi
2183     brlapi=no
2184   fi
2185 fi
2186
2187 ##########################################
2188 # curses probe
2189 if test "$curses" != "no" ; then
2190   if test "$mingw32" = "yes" ; then
2191     curses_list="-lpdcurses"
2192   else
2193     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2194   fi
2195   curses_found=no
2196   cat > $TMPC << EOF
2197 #include <curses.h>
2198 int main(void) {
2199   const char *s = curses_version();
2200   resize_term(0, 0);
2201   return s != 0;
2202 }
2203 EOF
2204   IFS=:
2205   for curses_lib in $curses_list; do
2206     unset IFS
2207     if compile_prog "" "$curses_lib" ; then
2208       curses_found=yes
2209       libs_softmmu="$curses_lib $libs_softmmu"
2210       break
2211     fi
2212   done
2213   unset IFS
2214   if test "$curses_found" = "yes" ; then
2215     curses=yes
2216   else
2217     if test "$curses" = "yes" ; then
2218       feature_not_found "curses"
2219     fi
2220     curses=no
2221   fi
2222 fi
2223
2224 ##########################################
2225 # curl probe
2226 if test "$curl" != "no" ; then
2227   if $pkg_config libcurl --exists; then
2228     curlconfig="$pkg_config libcurl"
2229   else
2230     curlconfig=curl-config
2231   fi
2232   cat > $TMPC << EOF
2233 #include <curl/curl.h>
2234 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2235 EOF
2236   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2237   curl_libs=`$curlconfig --libs 2>/dev/null`
2238   if compile_prog "$curl_cflags" "$curl_libs" ; then
2239     curl=yes
2240     libs_tools="$curl_libs $libs_tools"
2241     libs_softmmu="$curl_libs $libs_softmmu"
2242   else
2243     if test "$curl" = "yes" ; then
2244       feature_not_found "curl"
2245     fi
2246     curl=no
2247   fi
2248 fi # test "$curl"
2249
2250 ##########################################
2251 # bluez support probe
2252 if test "$bluez" != "no" ; then
2253   cat > $TMPC << EOF
2254 #include <bluetooth/bluetooth.h>
2255 int main(void) { return bt_error(0); }
2256 EOF
2257   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2258   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2259   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2260     bluez=yes
2261     libs_softmmu="$bluez_libs $libs_softmmu"
2262   else
2263     if test "$bluez" = "yes" ; then
2264       feature_not_found "bluez"
2265     fi
2266     bluez="no"
2267   fi
2268 fi
2269
2270 ##########################################
2271 # glib support probe
2272
2273 if test "$mingw32" = yes; then
2274     # g_poll is required in order to integrate with the glib main loop.
2275     glib_req_ver=2.20
2276 else
2277     glib_req_ver=2.12
2278 fi
2279 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0; then
2280     glib_cflags=`$pkg_config --cflags gthread-2.0`
2281     glib_libs=`$pkg_config --libs gthread-2.0`
2282     LIBS="$glib_libs $LIBS"
2283     libs_qga="$glib_libs $libs_qga"
2284 else
2285     error_exit "glib-$glib_req_ver required to compile QEMU"
2286 fi
2287
2288 ##########################################
2289 # pixman support probe
2290
2291 if test "$pixman" = ""; then
2292   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2293     pixman="none"
2294   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2295     pixman="system"
2296   else
2297     pixman="internal"
2298   fi
2299 fi
2300 if test "$pixman" = "none"; then
2301   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2302     error_exit "pixman disabled but system emulation or tools build" \
2303         "enabled.  You can turn off pixman only if you also" \
2304         "disable all system emulation targets and the tools" \
2305         "build with '--disable-tools --disable-system'."
2306   fi
2307   pixman_cflags=
2308   pixman_libs=
2309 elif test "$pixman" = "system"; then
2310   pixman_cflags=`$pkg_config --cflags pixman-1`
2311   pixman_libs=`$pkg_config --libs pixman-1`
2312 else
2313   if test ! -d ${source_path}/pixman/pixman; then
2314     error_exit "pixman not present. Your options:" \
2315         "  (1) Preferred: Install the pixman devel package (any recent" \
2316         "      distro should have packages as Xorg needs pixman too)." \
2317         "  (2) Fetch the pixman submodule, using:" \
2318         "      git submodule update --init pixman"
2319   fi
2320   mkdir -p pixman/pixman
2321   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2322   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2323 fi
2324
2325 ##########################################
2326 # libcap probe
2327
2328 if test "$cap" != "no" ; then
2329   cat > $TMPC <<EOF
2330 #include <stdio.h>
2331 #include <sys/capability.h>
2332 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2333 EOF
2334   if compile_prog "" "-lcap" ; then
2335     cap=yes
2336   else
2337     cap=no
2338   fi
2339 fi
2340
2341 ##########################################
2342 # pthread probe
2343 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2344
2345 pthread=no
2346 cat > $TMPC << EOF
2347 #include <pthread.h>
2348 static void *f(void *p) { return NULL; }
2349 int main(void) {
2350   pthread_t thread;
2351   pthread_create(&thread, 0, f, 0);
2352   return 0;
2353 }
2354 EOF
2355 if compile_prog "" "" ; then
2356   pthread=yes
2357 else
2358   for pthread_lib in $PTHREADLIBS_LIST; do
2359     if compile_prog "" "$pthread_lib" ; then
2360       pthread=yes
2361       found=no
2362       for lib_entry in $LIBS; do
2363         if test "$lib_entry" = "$pthread_lib"; then
2364           found=yes
2365           break
2366         fi
2367       done
2368       if test "$found" = "no"; then
2369         LIBS="$pthread_lib $LIBS"
2370       fi
2371       break
2372     fi
2373   done
2374 fi
2375
2376 if test "$mingw32" != yes -a "$pthread" = no; then
2377   error_exit "pthread check failed" \
2378       "Make sure to have the pthread libs and headers installed."
2379 fi
2380
2381 ##########################################
2382 # rbd probe
2383 if test "$rbd" != "no" ; then
2384   cat > $TMPC <<EOF
2385 #include <stdio.h>
2386 #include <rbd/librbd.h>
2387 int main(void) {
2388     rados_t cluster;
2389     rados_create(&cluster, NULL);
2390     return 0;
2391 }
2392 EOF
2393   rbd_libs="-lrbd -lrados"
2394   if compile_prog "" "$rbd_libs" ; then
2395     rbd=yes
2396     libs_tools="$rbd_libs $libs_tools"
2397     libs_softmmu="$rbd_libs $libs_softmmu"
2398   else
2399     if test "$rbd" = "yes" ; then
2400       feature_not_found "rados block device"
2401     fi
2402     rbd=no
2403   fi
2404 fi
2405
2406 ##########################################
2407 # libssh2 probe
2408 min_libssh2_version=1.2.8
2409 if test "$libssh2" != "no" ; then
2410   if $pkg_config --atleast-version=$min_libssh2_version libssh2; then
2411     libssh2_cflags=`$pkg_config libssh2 --cflags`
2412     libssh2_libs=`$pkg_config libssh2 --libs`
2413     libssh2=yes
2414     libs_tools="$libssh2_libs $libs_tools"
2415     libs_softmmu="$libssh2_libs $libs_softmmu"
2416     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2417   else
2418     if test "$libssh2" = "yes" ; then
2419       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2420     fi
2421     libssh2=no
2422   fi
2423 fi
2424
2425 ##########################################
2426 # libssh2_sftp_fsync probe
2427
2428 if test "$libssh2" = "yes"; then
2429   cat > $TMPC <<EOF
2430 #include <stdio.h>
2431 #include <libssh2.h>
2432 #include <libssh2_sftp.h>
2433 int main(void) {
2434     LIBSSH2_SESSION *session;
2435     LIBSSH2_SFTP *sftp;
2436     LIBSSH2_SFTP_HANDLE *sftp_handle;
2437     session = libssh2_session_init ();
2438     sftp = libssh2_sftp_init (session);
2439     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2440     libssh2_sftp_fsync (sftp_handle);
2441     return 0;
2442 }
2443 EOF
2444   # libssh2_cflags/libssh2_libs defined in previous test.
2445   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2446     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2447   fi
2448 fi
2449
2450 ##########################################
2451 # linux-aio probe
2452
2453 if test "$linux_aio" != "no" ; then
2454   cat > $TMPC <<EOF
2455 #include <libaio.h>
2456 #include <sys/eventfd.h>
2457 #include <stddef.h>
2458 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2459 EOF
2460   if compile_prog "" "-laio" ; then
2461     linux_aio=yes
2462     libs_softmmu="$libs_softmmu -laio"
2463     libs_tools="$libs_tools -laio"
2464   else
2465     if test "$linux_aio" = "yes" ; then
2466       feature_not_found "linux AIO"
2467     fi
2468     linux_aio=no
2469   fi
2470 fi
2471
2472 ##########################################
2473 # TPM passthrough is only on x86 Linux
2474
2475 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2476   tpm_passthrough=$tpm
2477 else
2478   tpm_passthrough=no
2479 fi
2480
2481 ##########################################
2482 # adjust virtio-blk-data-plane based on linux-aio
2483
2484 if test "$virtio_blk_data_plane" = "yes" -a \
2485         "$linux_aio" != "yes" ; then
2486   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2487 elif test -z "$virtio_blk_data_plane" ; then
2488   virtio_blk_data_plane=$linux_aio
2489 fi
2490
2491 ##########################################
2492 # attr probe
2493
2494 if test "$attr" != "no" ; then
2495   cat > $TMPC <<EOF
2496 #include <stdio.h>
2497 #include <sys/types.h>
2498 #ifdef CONFIG_LIBATTR
2499 #include <attr/xattr.h>
2500 #else
2501 #include <sys/xattr.h>
2502 #endif
2503 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2504 EOF
2505   if compile_prog "" "" ; then
2506     attr=yes
2507   # Older distros have <attr/xattr.h>, and need -lattr:
2508   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2509     attr=yes
2510     LIBS="-lattr $LIBS"
2511     libattr=yes
2512   else
2513     if test "$attr" = "yes" ; then
2514       feature_not_found "ATTR"
2515     fi
2516     attr=no
2517   fi
2518 fi
2519
2520 ##########################################
2521 # iovec probe
2522 cat > $TMPC <<EOF
2523 #include <sys/types.h>
2524 #include <sys/uio.h>
2525 #include <unistd.h>
2526 int main(void) { return sizeof(struct iovec); }
2527 EOF
2528 iovec=no
2529 if compile_prog "" "" ; then
2530   iovec=yes
2531 fi
2532
2533 ##########################################
2534 # preadv probe
2535 cat > $TMPC <<EOF
2536 #include <sys/types.h>
2537 #include <sys/uio.h>
2538 #include <unistd.h>
2539 int main(void) { return preadv(0, 0, 0, 0); }
2540 EOF
2541 preadv=no
2542 if compile_prog "" "" ; then
2543   preadv=yes
2544 fi
2545
2546 ##########################################
2547 # fdt probe
2548 # fdt support is mandatory for at least some target architectures,
2549 # so insist on it if we're building those system emulators.
2550 fdt_required=no
2551 for target in $target_list; do
2552   case $target in
2553     aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2554       fdt_required=yes
2555     ;;
2556   esac
2557 done
2558
2559 if test "$fdt_required" = "yes"; then
2560   if test "$fdt" = "no"; then
2561     error_exit "fdt disabled but some requested targets require it." \
2562       "You can turn off fdt only if you also disable all the system emulation" \
2563       "targets which need it (by specifying a cut down --target-list)."
2564   fi
2565   fdt=yes
2566 fi
2567
2568 if test "$fdt" != "no" ; then
2569   fdt_libs="-lfdt"
2570   # explicitly check for libfdt_env.h as it is missing in some stable installs
2571   cat > $TMPC << EOF
2572 #include <libfdt_env.h>
2573 int main(void) { return 0; }
2574 EOF
2575   if compile_prog "" "$fdt_libs" ; then
2576     # system DTC is good - use it
2577     fdt=yes
2578   elif test -d ${source_path}/dtc/libfdt ; then
2579     # have submodule DTC - use it
2580     fdt=yes
2581     dtc_internal="yes"
2582     mkdir -p dtc
2583     if [ "$source_path" != `pwd` ] ; then
2584        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2585        symlink "$source_path/dtc/scripts" "dtc/scripts"
2586     fi
2587     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2588     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2589   elif test "$fdt" = "yes" ; then
2590     # have neither and want - prompt for system/submodule install
2591     error_exit "DTC not present. Your options:" \
2592         "  (1) Preferred: Install the DTC devel package" \
2593         "  (2) Fetch the DTC submodule, using:" \
2594         "      git submodule update --init dtc"
2595   else
2596     # don't have and don't want
2597     fdt_libs=
2598     fdt=no
2599   fi
2600 fi
2601
2602 libs_softmmu="$libs_softmmu $fdt_libs"
2603
2604 ##########################################
2605 # GLX probe, used by milkymist-tmu2
2606 if test "$glx" != "no" ; then
2607   glx_libs="-lGL -lX11"
2608   cat > $TMPC << EOF
2609 #include <X11/Xlib.h>
2610 #include <GL/gl.h>
2611 #include <GL/glx.h>
2612 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2613 EOF
2614   if compile_prog "" "-lGL -lX11" ; then
2615     glx=yes
2616   else
2617     if test "$glx" = "yes" ; then
2618       feature_not_found "glx"
2619     fi
2620     glx_libs=
2621     glx=no
2622   fi
2623 fi
2624
2625 ##########################################
2626 # glusterfs probe
2627 if test "$glusterfs" != "no" ; then
2628   if $pkg_config --atleast-version=3 glusterfs-api; then
2629     glusterfs="yes"
2630     glusterfs_cflags=`$pkg_config --cflags glusterfs-api`
2631     glusterfs_libs=`$pkg_config --libs glusterfs-api`
2632     CFLAGS="$CFLAGS $glusterfs_cflags"
2633     libs_tools="$glusterfs_libs $libs_tools"
2634     libs_softmmu="$glusterfs_libs $libs_softmmu"
2635     if $pkg_config --atleast-version=5 glusterfs-api; then
2636       glusterfs_discard="yes"
2637     fi
2638   else
2639     if test "$glusterfs" = "yes" ; then
2640       feature_not_found "GlusterFS backend support"
2641     fi
2642     glusterfs="no"
2643   fi
2644 fi
2645
2646 # Check for inotify functions when we are building linux-user
2647 # emulator.  This is done because older glibc versions don't
2648 # have syscall stubs for these implemented.  In that case we
2649 # don't provide them even if kernel supports them.
2650 #
2651 inotify=no
2652 cat > $TMPC << EOF
2653 #include <sys/inotify.h>
2654
2655 int
2656 main(void)
2657 {
2658         /* try to start inotify */
2659         return inotify_init();
2660 }
2661 EOF
2662 if compile_prog "" "" ; then
2663   inotify=yes
2664 fi
2665
2666 inotify1=no
2667 cat > $TMPC << EOF
2668 #include <sys/inotify.h>
2669
2670 int
2671 main(void)
2672 {
2673     /* try to start inotify */
2674     return inotify_init1(0);
2675 }
2676 EOF
2677 if compile_prog "" "" ; then
2678   inotify1=yes
2679 fi
2680
2681 # check if utimensat and futimens are supported
2682 utimens=no
2683 cat > $TMPC << EOF
2684 #define _ATFILE_SOURCE
2685 #include <stddef.h>
2686 #include <fcntl.h>
2687 #include <sys/stat.h>
2688
2689 int main(void)
2690 {
2691     utimensat(AT_FDCWD, "foo", NULL, 0);
2692     futimens(0, NULL);
2693     return 0;
2694 }
2695 EOF
2696 if compile_prog "" "" ; then
2697   utimens=yes
2698 fi
2699
2700 # check if pipe2 is there
2701 pipe2=no
2702 cat > $TMPC << EOF
2703 #include <unistd.h>
2704 #include <fcntl.h>
2705
2706 int main(void)
2707 {
2708     int pipefd[2];
2709     return pipe2(pipefd, O_CLOEXEC);
2710 }
2711 EOF
2712 if compile_prog "" "" ; then
2713   pipe2=yes
2714 fi
2715
2716 # check if accept4 is there
2717 accept4=no
2718 cat > $TMPC << EOF
2719 #include <sys/socket.h>
2720 #include <stddef.h>
2721
2722 int main(void)
2723 {
2724     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2725     return 0;
2726 }
2727 EOF
2728 if compile_prog "" "" ; then
2729   accept4=yes
2730 fi
2731
2732 # check if tee/splice is there. vmsplice was added same time.
2733 splice=no
2734 cat > $TMPC << EOF
2735 #include <unistd.h>
2736 #include <fcntl.h>
2737 #include <limits.h>
2738
2739 int main(void)
2740 {
2741     int len, fd = 0;
2742     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2743     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2744     return 0;
2745 }
2746 EOF
2747 if compile_prog "" "" ; then
2748   splice=yes
2749 fi
2750
2751 ##########################################
2752 # signalfd probe
2753 signalfd="no"
2754 cat > $TMPC << EOF
2755 #include <unistd.h>
2756 #include <sys/syscall.h>
2757 #include <signal.h>
2758 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2759 EOF
2760
2761 if compile_prog "" "" ; then
2762   signalfd=yes
2763 fi
2764
2765 # check if eventfd is supported
2766 eventfd=no
2767 cat > $TMPC << EOF
2768 #include <sys/eventfd.h>
2769
2770 int main(void)
2771 {
2772     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2773 }
2774 EOF
2775 if compile_prog "" "" ; then
2776   eventfd=yes
2777 fi
2778
2779 # check for fallocate
2780 fallocate=no
2781 cat > $TMPC << EOF
2782 #include <fcntl.h>
2783
2784 int main(void)
2785 {
2786     fallocate(0, 0, 0, 0);
2787     return 0;
2788 }
2789 EOF
2790 if compile_prog "" "" ; then
2791   fallocate=yes
2792 fi
2793
2794 # check for fallocate hole punching
2795 fallocate_punch_hole=no
2796 cat > $TMPC << EOF
2797 #include <fcntl.h>
2798 #include <linux/falloc.h>
2799
2800 int main(void)
2801 {
2802     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2803     return 0;
2804 }
2805 EOF
2806 if compile_prog "" "" ; then
2807   fallocate_punch_hole=yes
2808 fi
2809
2810 # check for sync_file_range
2811 sync_file_range=no
2812 cat > $TMPC << EOF
2813 #include <fcntl.h>
2814
2815 int main(void)
2816 {
2817     sync_file_range(0, 0, 0, 0);
2818     return 0;
2819 }
2820 EOF
2821 if compile_prog "" "" ; then
2822   sync_file_range=yes
2823 fi
2824
2825 # check for linux/fiemap.h and FS_IOC_FIEMAP
2826 fiemap=no
2827 cat > $TMPC << EOF
2828 #include <sys/ioctl.h>
2829 #include <linux/fs.h>
2830 #include <linux/fiemap.h>
2831
2832 int main(void)
2833 {
2834     ioctl(0, FS_IOC_FIEMAP, 0);
2835     return 0;
2836 }
2837 EOF
2838 if compile_prog "" "" ; then
2839   fiemap=yes
2840 fi
2841
2842 # check for dup3
2843 dup3=no
2844 cat > $TMPC << EOF
2845 #include <unistd.h>
2846
2847 int main(void)
2848 {
2849     dup3(0, 0, 0);
2850     return 0;
2851 }
2852 EOF
2853 if compile_prog "" "" ; then
2854   dup3=yes
2855 fi
2856
2857 # check for ppoll support
2858 ppoll=no
2859 cat > $TMPC << EOF
2860 #include <poll.h>
2861
2862 int main(void)
2863 {
2864     struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
2865     ppoll(&pfd, 1, 0, 0);
2866     return 0;
2867 }
2868 EOF
2869 if compile_prog "" "" ; then
2870   ppoll=yes
2871 fi
2872
2873 # check for prctl(PR_SET_TIMERSLACK , ... ) support
2874 prctl_pr_set_timerslack=no
2875 cat > $TMPC << EOF
2876 #include <sys/prctl.h>
2877
2878 int main(void)
2879 {
2880     prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
2881     return 0;
2882 }
2883 EOF
2884 if compile_prog "" "" ; then
2885   prctl_pr_set_timerslack=yes
2886 fi
2887
2888 # check for epoll support
2889 epoll=no
2890 cat > $TMPC << EOF
2891 #include <sys/epoll.h>
2892
2893 int main(void)
2894 {
2895     epoll_create(0);
2896     return 0;
2897 }
2898 EOF
2899 if compile_prog "" "" ; then
2900   epoll=yes
2901 fi
2902
2903 # epoll_create1 and epoll_pwait are later additions
2904 # so we must check separately for their presence
2905 epoll_create1=no
2906 cat > $TMPC << EOF
2907 #include <sys/epoll.h>
2908
2909 int main(void)
2910 {
2911     /* Note that we use epoll_create1 as a value, not as
2912      * a function being called. This is necessary so that on
2913      * old SPARC glibc versions where the function was present in
2914      * the library but not declared in the header file we will
2915      * fail the configure check. (Otherwise we will get a compiler
2916      * warning but not an error, and will proceed to fail the
2917      * qemu compile where we compile with -Werror.)
2918      */
2919     return (int)(uintptr_t)&epoll_create1;
2920 }
2921 EOF
2922 if compile_prog "" "" ; then
2923   epoll_create1=yes
2924 fi
2925
2926 epoll_pwait=no
2927 cat > $TMPC << EOF
2928 #include <sys/epoll.h>
2929
2930 int main(void)
2931 {
2932     epoll_pwait(0, 0, 0, 0, 0);
2933     return 0;
2934 }
2935 EOF
2936 if compile_prog "" "" ; then
2937   epoll_pwait=yes
2938 fi
2939
2940 # check for sendfile support
2941 sendfile=no
2942 cat > $TMPC << EOF
2943 #include <sys/sendfile.h>
2944
2945 int main(void)
2946 {
2947     return sendfile(0, 0, 0, 0);
2948 }
2949 EOF
2950 if compile_prog "" "" ; then
2951   sendfile=yes
2952 fi
2953
2954 # Check if tools are available to build documentation.
2955 if test "$docs" != "no" ; then
2956   if has makeinfo && has pod2man; then
2957     docs=yes
2958   else
2959     if test "$docs" = "yes" ; then
2960       feature_not_found "docs"
2961     fi
2962     docs=no
2963   fi
2964 fi
2965
2966 # Search for bswap_32 function
2967 byteswap_h=no
2968 cat > $TMPC << EOF
2969 #include <byteswap.h>
2970 int main(void) { return bswap_32(0); }
2971 EOF
2972 if compile_prog "" "" ; then
2973   byteswap_h=yes
2974 fi
2975
2976 # Search for bswap32 function
2977 bswap_h=no
2978 cat > $TMPC << EOF
2979 #include <sys/endian.h>
2980 #include <sys/types.h>
2981 #include <machine/bswap.h>
2982 int main(void) { return bswap32(0); }
2983 EOF
2984 if compile_prog "" "" ; then
2985   bswap_h=yes
2986 fi
2987
2988 ##########################################
2989 # Do we have libiscsi
2990 # We check for iscsi_unmap_sync() to make sure we have a
2991 # recent enough version of libiscsi.
2992 if test "$libiscsi" != "no" ; then
2993   cat > $TMPC << EOF
2994 #include <stdio.h>
2995 #include <iscsi/iscsi.h>
2996 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
2997 EOF
2998   if $pkg_config --atleast-version=1.7.0 libiscsi; then
2999     libiscsi="yes"
3000     libiscsi_cflags=$($pkg_config --cflags libiscsi)
3001     libiscsi_libs=$($pkg_config --libs libiscsi)
3002     CFLAGS="$CFLAGS $libiscsi_cflags"
3003     LIBS="$LIBS $libiscsi_libs"
3004   elif compile_prog "" "-liscsi" ; then
3005     libiscsi="yes"
3006     LIBS="$LIBS -liscsi"
3007   else
3008     if test "$libiscsi" = "yes" ; then
3009       feature_not_found "libiscsi"
3010     fi
3011     libiscsi="no"
3012   fi
3013 fi
3014
3015
3016 ##########################################
3017 # Do we need libm
3018 cat > $TMPC << EOF
3019 #include <math.h>
3020 int main(void) { return isnan(sin(0.0)); }
3021 EOF
3022 if compile_prog "" "" ; then
3023   :
3024 elif compile_prog "" "-lm" ; then
3025   LIBS="-lm $LIBS"
3026   libs_qga="-lm $libs_qga"
3027 else
3028   error_exit "libm check failed"
3029 fi
3030
3031 ##########################################
3032 # Do we need librt
3033 # uClibc provides 2 versions of clock_gettime(), one with realtime
3034 # support and one without. This means that the clock_gettime() don't
3035 # need -lrt. We still need it for timer_create() so we check for this
3036 # function in addition.
3037 cat > $TMPC <<EOF
3038 #include <signal.h>
3039 #include <time.h>
3040 int main(void) {
3041   timer_create(CLOCK_REALTIME, NULL, NULL);
3042   return clock_gettime(CLOCK_REALTIME, NULL);
3043 }
3044 EOF
3045
3046 if compile_prog "" "" ; then
3047   :
3048 # we need pthread for static linking. use previous pthread test result
3049 elif compile_prog "" "-lrt $pthread_lib" ; then
3050   LIBS="-lrt $LIBS"
3051   libs_qga="-lrt $libs_qga"
3052 fi
3053
3054 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
3055         "$aix" != "yes" -a "$haiku" != "yes" ; then
3056     libs_softmmu="-lutil $libs_softmmu"
3057 fi
3058
3059 ##########################################
3060 # spice probe
3061 if test "$spice" != "no" ; then
3062   cat > $TMPC << EOF
3063 #include <spice.h>
3064 int main(void) { spice_server_new(); return 0; }
3065 EOF
3066   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
3067   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
3068   if $pkg_config --atleast-version=0.12.0 spice-server && \
3069      $pkg_config --atleast-version=0.12.3 spice-protocol && \
3070      compile_prog "$spice_cflags" "$spice_libs" ; then
3071     spice="yes"
3072     libs_softmmu="$libs_softmmu $spice_libs"
3073     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
3074     spice_protocol_version=$($pkg_config --modversion spice-protocol)
3075     spice_server_version=$($pkg_config --modversion spice-server)
3076   else
3077     if test "$spice" = "yes" ; then
3078       feature_not_found "spice"
3079     fi
3080     spice="no"
3081   fi
3082 fi
3083
3084 # check for libcacard for smartcard support
3085 smartcard_cflags=""
3086 # TODO - what's the minimal nss version we support?
3087 if test "$smartcard_nss" != "no"; then
3088   cat > $TMPC << EOF
3089 #include <pk11pub.h>
3090 int main(void) { PK11_FreeSlot(0); return 0; }
3091 EOF
3092     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3093     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3094     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3095     test_cflags="$libcacard_cflags"
3096     # The header files in nss < 3.13.3 have a bug which causes them to
3097     # emit a warning. If we're going to compile QEMU with -Werror, then
3098     # test that the headers don't have this bug. Otherwise we would pass
3099     # the configure test but fail to compile QEMU later.
3100     if test "$werror" = "yes"; then
3101         test_cflags="-Werror $test_cflags"
3102     fi
3103     if test -n "$libtool" &&
3104        $pkg_config --atleast-version=3.12.8 nss && \
3105       compile_prog "$test_cflags" "$libcacard_libs"; then
3106         smartcard_nss="yes"
3107         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3108         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3109         libs_softmmu="$libcacard_libs $libs_softmmu"
3110     else
3111         if test "$smartcard_nss" = "yes"; then
3112             feature_not_found "nss"
3113         fi
3114         smartcard_nss="no"
3115     fi
3116 fi
3117
3118 # check for libusb
3119 if test "$libusb" != "no" ; then
3120     if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
3121         libusb="yes"
3122         usb="libusb"
3123         libusb_cflags=$($pkg_config --cflags libusb-1.0)
3124         libusb_libs=$($pkg_config --libs libusb-1.0)
3125         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3126         libs_softmmu="$libs_softmmu $libusb_libs"
3127     else
3128         if test "$libusb" = "yes"; then
3129             feature_not_found "libusb"
3130         fi
3131         libusb="no"
3132     fi
3133 fi
3134
3135 # check for usbredirparser for usb network redirection support
3136 if test "$usb_redir" != "no" ; then
3137     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
3138         usb_redir="yes"
3139         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
3140         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
3141         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3142         libs_softmmu="$libs_softmmu $usb_redir_libs"
3143     else
3144         if test "$usb_redir" = "yes"; then
3145             feature_not_found "usb-redir"
3146         fi
3147         usb_redir="no"
3148     fi
3149 fi
3150
3151 ##########################################
3152 # check if we have VSS SDK headers for win
3153
3154 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$vss_win32_sdk" != "no" ; then
3155   case "$vss_win32_sdk" in
3156     "")   vss_win32_include="-I$source_path" ;;
3157     *\ *) # The SDK is installed in "Program Files" by default, but we cannot
3158           # handle path with spaces. So we symlink the headers into ".sdk/vss".
3159           vss_win32_include="-I$source_path/.sdk/vss"
3160           symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
3161           ;;
3162     *)    vss_win32_include="-I$vss_win32_sdk"
3163   esac
3164   cat > $TMPC << EOF
3165 #define __MIDL_user_allocate_free_DEFINED__
3166 #include <inc/win2003/vss.h>
3167 int main(void) { return VSS_CTX_BACKUP; }
3168 EOF
3169   if compile_prog "$vss_win32_include" "" ; then
3170     guest_agent_with_vss="yes"
3171     QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
3172     libs_qga="-lole32 -loleaut32 -lshlwapi -luuid -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
3173   else
3174     if test "$vss_win32_sdk" != "" ; then
3175       echo "ERROR: Please download and install Microsoft VSS SDK:"
3176       echo "ERROR:   http://www.microsoft.com/en-us/download/details.aspx?id=23490"
3177       echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
3178       echo "ERROR:   scripts/extract-vsssdk-headers setup.exe"
3179       echo "ERROR: The headers are extracted in the directory \`inc'."
3180       feature_not_found "VSS support"
3181     fi
3182     guest_agent_with_vss="no"
3183   fi
3184 fi
3185
3186 ##########################################
3187 # lookup Windows platform SDK (if not specified)
3188 # The SDK is needed only to build .tlb (type library) file of guest agent
3189 # VSS provider from the source. It is usually unnecessary because the
3190 # pre-compiled .tlb file is included.
3191
3192 if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss" = "yes" ; then
3193   if test -z "$win_sdk"; then
3194     programfiles="$PROGRAMFILES"
3195     test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
3196     if test -n "$programfiles"; then
3197       win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
3198     else
3199       feature_not_found "Windows SDK"
3200     fi
3201   elif test "$win_sdk" = "no"; then
3202     win_sdk=""
3203   fi
3204 fi
3205
3206 ##########################################
3207
3208 ##########################################
3209 # check if we have fdatasync
3210
3211 fdatasync=no
3212 cat > $TMPC << EOF
3213 #include <unistd.h>
3214 int main(void) {
3215 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3216 return fdatasync(0);
3217 #else
3218 #error Not supported
3219 #endif
3220 }
3221 EOF
3222 if compile_prog "" "" ; then
3223     fdatasync=yes
3224 fi
3225
3226 ##########################################
3227 # check if we have madvise
3228
3229 madvise=no
3230 cat > $TMPC << EOF
3231 #include <sys/types.h>
3232 #include <sys/mman.h>
3233 #include <stddef.h>
3234 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3235 EOF
3236 if compile_prog "" "" ; then
3237     madvise=yes
3238 fi
3239
3240 ##########################################
3241 # check if we have posix_madvise
3242
3243 posix_madvise=no
3244 cat > $TMPC << EOF
3245 #include <sys/mman.h>
3246 #include <stddef.h>
3247 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3248 EOF
3249 if compile_prog "" "" ; then
3250     posix_madvise=yes
3251 fi
3252
3253 ##########################################
3254 # check if we have usable SIGEV_THREAD_ID
3255
3256 sigev_thread_id=no
3257 cat > $TMPC << EOF
3258 #include <signal.h>
3259 int main(void) {
3260   struct sigevent ev;
3261   ev.sigev_notify = SIGEV_THREAD_ID;
3262   ev._sigev_un._tid = 0;
3263   asm volatile("" : : "g"(&ev));
3264   return 0;
3265 }
3266 EOF
3267 if compile_prog "" "" ; then
3268     sigev_thread_id=yes
3269 fi
3270
3271 ##########################################
3272 # check if trace backend exists
3273
3274 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3275 if test "$?" -ne 0 ; then
3276   error_exit "invalid trace backend" \
3277       "Please choose a supported trace backend."
3278 fi
3279
3280 ##########################################
3281 # For 'ust' backend, test if ust headers are present
3282 if test "$trace_backend" = "ust"; then
3283   cat > $TMPC << EOF
3284 #include <ust/tracepoint.h>
3285 #include <ust/marker.h>
3286 int main(void) { return 0; }
3287 EOF
3288   if compile_prog "" "" ; then
3289     LIBS="-lust -lurcu-bp $LIBS"
3290     libs_qga="-lust -lurcu-bp $libs_qga"
3291   else
3292     error_exit "Trace backend 'ust' missing libust header files"
3293   fi
3294 fi
3295
3296 ##########################################
3297 # For 'dtrace' backend, test if 'dtrace' command is present
3298 if test "$trace_backend" = "dtrace"; then
3299   if ! has 'dtrace' ; then
3300     error_exit "dtrace command is not found in PATH $PATH"
3301   fi
3302   trace_backend_stap="no"
3303   if has 'stap' ; then
3304     trace_backend_stap="yes"
3305   fi
3306 fi
3307
3308 ##########################################
3309 # check and set a backend for coroutine
3310
3311 # We prefer ucontext, but it's not always possible. The fallback
3312 # is sigcontext. gthread is not selectable except explicitly, because
3313 # it is not functional enough to run QEMU proper. (It is occasionally
3314 # useful for debugging purposes.)  On Windows the only valid backend
3315 # is the Windows-specific one.
3316
3317 ucontext_works=no
3318 if test "$darwin" != "yes"; then
3319   cat > $TMPC << EOF
3320 #include <ucontext.h>
3321 #ifdef __stub_makecontext
3322 #error Ignoring glibc stub makecontext which will always fail
3323 #endif
3324 int main(void) { makecontext(0, 0, 0); return 0; }
3325 EOF
3326   if compile_prog "" "" ; then
3327     ucontext_works=yes
3328   fi
3329 fi
3330
3331 if test "$coroutine" = ""; then
3332   if test "$mingw32" = "yes"; then
3333     coroutine=win32
3334   elif test "$ucontext_works" = "yes"; then
3335     coroutine=ucontext
3336   else
3337     coroutine=sigaltstack
3338   fi
3339 else
3340   case $coroutine in
3341   windows)
3342     if test "$mingw32" != "yes"; then
3343       error_exit "'windows' coroutine backend only valid for Windows"
3344     fi
3345     # Unfortunately the user visible backend name doesn't match the
3346     # coroutine-*.c filename for this case, so we have to adjust it here.
3347     coroutine=win32
3348     ;;
3349   ucontext)
3350     if test "$ucontext_works" != "yes"; then
3351       feature_not_found "ucontext"
3352     fi
3353     ;;
3354   gthread|sigaltstack)
3355     if test "$mingw32" = "yes"; then
3356       error_exit "only the 'windows' coroutine backend is valid for Windows"
3357     fi
3358     ;;
3359   *)
3360     error_exit "unknown coroutine backend $coroutine"
3361     ;;
3362   esac
3363 fi
3364
3365 ##########################################
3366 # check if we have open_by_handle_at
3367
3368 open_by_handle_at=no
3369 cat > $TMPC << EOF
3370 #include <fcntl.h>
3371 #if !defined(AT_EMPTY_PATH)
3372 # error missing definition
3373 #else
3374 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3375 #endif
3376 EOF
3377 if compile_prog "" "" ; then
3378     open_by_handle_at=yes
3379 fi
3380
3381 ########################################
3382 # check if we have linux/magic.h
3383
3384 linux_magic_h=no
3385 cat > $TMPC << EOF
3386 #include <linux/magic.h>
3387 int main(void) {
3388   return 0;
3389 }
3390 EOF
3391 if compile_prog "" "" ; then
3392     linux_magic_h=yes
3393 fi
3394
3395 ########################################
3396 # check whether we can disable warning option with a pragma (this is needed
3397 # to silence warnings in the headers of some versions of external libraries).
3398 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3399 # only a warning.
3400 #
3401 # If we can't selectively disable warning in the code, disable -Werror so that
3402 # the build doesn't fail anyway.
3403
3404 pragma_disable_unused_but_set=no
3405 cat > $TMPC << EOF
3406 #pragma GCC diagnostic push
3407 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3408 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3409 #pragma GCC diagnostic pop
3410
3411 int main(void) {
3412     return 0;
3413 }
3414 EOF
3415 if compile_prog "-Werror" "" ; then
3416     pragma_diagnostic_available=yes
3417 else
3418     werror=no
3419 fi
3420
3421 ########################################
3422 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3423
3424 valgrind_h=no
3425 cat > $TMPC << EOF
3426 #include <valgrind/valgrind.h>
3427 #include <valgrind/memcheck.h>
3428 int main(void) {
3429   return 0;
3430 }
3431 EOF
3432 if compile_prog "" "" ; then
3433     valgrind_h=yes
3434 fi
3435
3436 ########################################
3437 # check if environ is declared
3438
3439 has_environ=no
3440 cat > $TMPC << EOF
3441 #include <unistd.h>
3442 int main(void) {
3443     environ = 0;
3444     return 0;
3445 }
3446 EOF
3447 if compile_prog "" "" ; then
3448     has_environ=yes
3449 fi
3450
3451 ########################################
3452 # check if cpuid.h is usable.
3453
3454 cpuid_h=no
3455 cat > $TMPC << EOF
3456 #include <cpuid.h>
3457 int main(void) {
3458   return 0;
3459 }
3460 EOF
3461 if compile_prog "" "" ; then
3462     cpuid_h=yes
3463 fi
3464
3465 ########################################
3466 # check if __[u]int128_t is usable.
3467
3468 int128=no
3469 cat > $TMPC << EOF
3470 __int128_t a;
3471 __uint128_t b;
3472 int main (void) {
3473   a = a + b;
3474   b = a * b;
3475   a = a * a;
3476   return 0;
3477 }
3478 EOF
3479 if compile_prog "" "" ; then
3480     int128=yes
3481 fi
3482
3483 ########################################
3484 # check if getauxval is available.
3485
3486 getauxval=no
3487 cat > $TMPC << EOF
3488 #include <sys/auxv.h>
3489 int main(void) {
3490   return getauxval(AT_HWCAP) == 0;
3491 }
3492 EOF
3493 if compile_prog "" "" ; then
3494     getauxval=yes
3495 fi
3496
3497 ##########################################
3498 # End of CC checks
3499 # After here, no more $cc or $ld runs
3500
3501 if test "$gcov" = "yes" ; then
3502   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3503   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3504 elif test "$debug" = "no" ; then
3505   CFLAGS="-O2 -D_FORTIFY_SOURCE=2 $CFLAGS"
3506 fi
3507
3508
3509 # Disable zero malloc errors for official releases unless explicitly told to
3510 # enable/disable
3511 if test -z "$zero_malloc" ; then
3512     if test "$z_version" = "50" ; then
3513         zero_malloc="no"
3514     else
3515         zero_malloc="yes"
3516     fi
3517 fi
3518
3519 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3520 if test "$werror" = "yes"; then
3521     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3522 fi
3523
3524 if test "$solaris" = "no" ; then
3525     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3526         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3527     fi
3528 fi
3529
3530 # test if pod2man has --utf8 option
3531 if pod2man --help | grep -q utf8; then
3532     POD2MAN="pod2man --utf8"
3533 else
3534     POD2MAN="pod2man"
3535 fi
3536
3537 # Use ASLR, no-SEH and DEP if available
3538 if test "$mingw32" = "yes" ; then
3539     for flag in --dynamicbase --no-seh --nxcompat; do
3540         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3541             LDFLAGS="-Wl,$flag $LDFLAGS"
3542         fi
3543     done
3544 fi
3545
3546 qemu_confdir=$sysconfdir$confsuffix
3547 qemu_datadir=$datadir$confsuffix
3548 qemu_localedir="$datadir/locale"
3549
3550 tools=""
3551 if test "$want_tools" = "yes" ; then
3552   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3553   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3554     tools="qemu-nbd\$(EXESUF) $tools"
3555   fi
3556 fi
3557 if test "$softmmu" = yes ; then
3558   if test "$virtfs" != no ; then
3559     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3560       virtfs=yes
3561       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3562     else
3563       if test "$virtfs" = yes; then
3564         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3565       fi
3566       virtfs=no
3567     fi
3568   fi
3569 fi
3570 if [ "$guest_agent" != "no" ]; then
3571   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
3572       tools="qemu-ga\$(EXESUF) $tools"
3573       if [ "$mingw32" = "yes" -a "$guest_agent_with_vss" = "yes" ]; then
3574         tools="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb $tools"
3575       fi
3576       guest_agent=yes
3577   elif [ "$guest_agent" != yes ]; then
3578       guest_agent=no
3579   else
3580       error_exit "Guest agent is not supported on this platform"
3581   fi
3582 fi
3583
3584 # Mac OS X ships with a broken assembler
3585 roms=
3586 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3587         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3588         "$softmmu" = yes ; then
3589   roms="optionrom"
3590 fi
3591 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3592   roms="$roms spapr-rtas"
3593 fi
3594
3595 if test "$cpu" = "s390x" ; then
3596   roms="$roms s390-ccw"
3597 fi
3598
3599 # Probe for the need for relocating the user-only binary.
3600 if test "$pie" = "no" ; then
3601   textseg_addr=
3602   case "$cpu" in
3603     arm | hppa | i386 | m68k | ppc | ppc64 | s390* | sparc | sparc64 | x86_64 | x32)
3604       textseg_addr=0x60000000
3605       ;;
3606     mips)
3607       textseg_addr=0x400000
3608       ;;
3609   esac
3610   if [ -n "$textseg_addr" ]; then
3611     cat > $TMPC <<EOF
3612     int main(void) { return 0; }
3613 EOF
3614     textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
3615     if ! compile_prog "" "$textseg_ldflags"; then
3616       # In case ld does not support -Ttext-segment, edit the default linker
3617       # script via sed to set the .text start addr.  This is needed on FreeBSD
3618       # at least.
3619       $ld --verbose | sed \
3620         -e '1,/==================================================/d' \
3621         -e '/==================================================/,$d' \
3622         -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
3623         -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
3624       textseg_ldflags="-Wl,-T../config-host.ld"
3625     fi
3626   fi
3627 fi
3628
3629 # add pixman flags after all config tests are done
3630 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3631 libs_softmmu="$libs_softmmu $pixman_libs"
3632
3633 echo "Install prefix    $prefix"
3634 echo "BIOS directory    `eval echo $qemu_datadir`"
3635 echo "binary directory  `eval echo $bindir`"
3636 echo "library directory `eval echo $libdir`"
3637 echo "libexec directory `eval echo $libexecdir`"
3638 echo "include directory `eval echo $includedir`"
3639 echo "config directory  `eval echo $sysconfdir`"
3640 if test "$mingw32" = "no" ; then
3641 echo "local state directory   `eval echo $local_statedir`"
3642 echo "Manual directory  `eval echo $mandir`"
3643 echo "ELF interp prefix $interp_prefix"
3644 else
3645 echo "local state directory   queried at runtime"
3646 echo "Windows SDK       $win_sdk"
3647 fi
3648 echo "Source path       $source_path"
3649 echo "C compiler        $cc"
3650 echo "Host C compiler   $host_cc"
3651 echo "C++ compiler      $cxx"
3652 echo "Objective-C compiler $objcc"
3653 echo "CFLAGS            $CFLAGS"
3654 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3655 echo "LDFLAGS           $LDFLAGS"
3656 echo "make              $make"
3657 echo "install           $install"
3658 echo "python            $python"
3659 if test "$slirp" = "yes" ; then
3660     echo "smbd              $smbd"
3661 fi
3662 echo "host CPU          $cpu"
3663 echo "host big endian   $bigendian"
3664 echo "target list       $target_list"
3665 echo "tcg debug enabled $debug_tcg"
3666 echo "gprof enabled     $gprof"
3667 echo "sparse enabled    $sparse"
3668 echo "strip binaries    $strip_opt"
3669 echo "profiler          $profiler"
3670 echo "static build      $static"
3671 echo "-Werror enabled   $werror"
3672 if test "$darwin" = "yes" ; then
3673     echo "Cocoa support     $cocoa"
3674 fi
3675 echo "pixman            $pixman"
3676 echo "SDL support       $sdl"
3677 echo "GTK support       $gtk"
3678 echo "curses support    $curses"
3679 echo "curl support      $curl"
3680 echo "mingw32 support   $mingw32"
3681 echo "Audio drivers     $audio_drv_list"
3682 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3683 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3684 echo "Mixer emulation   $mixemu"
3685 echo "VirtFS support    $virtfs"
3686 echo "VNC support       $vnc"
3687 if test "$vnc" = "yes" ; then
3688     echo "VNC TLS support   $vnc_tls"
3689     echo "VNC SASL support  $vnc_sasl"
3690     echo "VNC JPEG support  $vnc_jpeg"
3691     echo "VNC PNG support   $vnc_png"
3692     echo "VNC WS support    $vnc_ws"
3693 fi
3694 if test -n "$sparc_cpu"; then
3695     echo "Target Sparc Arch $sparc_cpu"
3696 fi
3697 echo "xen support       $xen"
3698 echo "brlapi support    $brlapi"
3699 echo "bluez  support    $bluez"
3700 echo "Documentation     $docs"
3701 [ ! -z "$uname_release" ] && \
3702 echo "uname -r          $uname_release"
3703 echo "GUEST_BASE        $guest_base"
3704 echo "PIE               $pie"
3705 echo "vde support       $vde"
3706 echo "Linux AIO support $linux_aio"
3707 echo "ATTR/XATTR support $attr"
3708 echo "Install blobs     $blobs"
3709 echo "KVM support       $kvm"
3710 echo "RDMA support      $rdma"
3711 echo "TCG interpreter   $tcg_interpreter"
3712 echo "fdt support       $fdt"
3713 echo "preadv support    $preadv"
3714 echo "fdatasync         $fdatasync"
3715 echo "madvise           $madvise"
3716 echo "posix_madvise     $posix_madvise"
3717 echo "sigev_thread_id   $sigev_thread_id"
3718 echo "uuid support      $uuid"
3719 echo "libcap-ng support $cap_ng"
3720 echo "vhost-net support $vhost_net"
3721 echo "vhost-scsi support $vhost_scsi"
3722 echo "Trace backend     $trace_backend"
3723 echo "Trace output file $trace_file-<pid>"
3724 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3725 echo "rbd support       $rbd"
3726 echo "xfsctl support    $xfs"
3727 echo "nss used          $smartcard_nss"
3728 echo "libusb            $libusb"
3729 echo "usb net redir     $usb_redir"
3730 echo "GLX support       $glx"
3731 echo "libiscsi support  $libiscsi"
3732 echo "build guest agent $guest_agent"
3733 echo "QGA VSS support   $guest_agent_with_vss"
3734 echo "seccomp support   $seccomp"
3735 echo "coroutine backend $coroutine"
3736 echo "GlusterFS support $glusterfs"
3737 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3738 echo "gcov              $gcov_tool"
3739 echo "gcov enabled      $gcov"
3740 echo "TPM support       $tpm"
3741 echo "libssh2 support   $libssh2"
3742 echo "TPM passthrough   $tpm_passthrough"
3743 echo "QOM debugging     $qom_cast_debug"
3744
3745 if test "$sdl_too_old" = "yes"; then
3746 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3747 fi
3748
3749 config_host_mak="config-host.mak"
3750
3751 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3752
3753 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3754 printf "# Configured with:" >> $config_host_mak
3755 printf " '%s'" "$0" "$@" >> $config_host_mak
3756 echo >> $config_host_mak
3757
3758 echo all: >> $config_host_mak
3759 echo "prefix=$prefix" >> $config_host_mak
3760 echo "bindir=$bindir" >> $config_host_mak
3761 echo "libdir=$libdir" >> $config_host_mak
3762 echo "libexecdir=$libexecdir" >> $config_host_mak
3763 echo "includedir=$includedir" >> $config_host_mak
3764 echo "mandir=$mandir" >> $config_host_mak
3765 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3766 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3767 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3768 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3769 if test "$mingw32" = "no" ; then
3770   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3771 fi
3772 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3773 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3774 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3775 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3776 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3777
3778 echo "ARCH=$ARCH" >> $config_host_mak
3779
3780 case "$cpu" in
3781   arm|i386|x86_64|x32|ppc|aarch64)
3782     # The TCG interpreter currently does not support ld/st optimization.
3783     if test "$tcg_interpreter" = "no" ; then
3784         echo "CONFIG_QEMU_LDST_OPTIMIZATION=y" >> $config_host_mak
3785     fi
3786   ;;
3787 esac
3788 if test "$debug_tcg" = "yes" ; then
3789   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3790 fi
3791 if test "$strip_opt" = "yes" ; then
3792   echo "STRIP=${strip}" >> $config_host_mak
3793 fi
3794 if test "$bigendian" = "yes" ; then
3795   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3796 fi
3797 if test "$mingw32" = "yes" ; then
3798   echo "CONFIG_WIN32=y" >> $config_host_mak
3799   rc_version=`cat $source_path/VERSION`
3800   version_major=${rc_version%%.*}
3801   rc_version=${rc_version#*.}
3802   version_minor=${rc_version%%.*}
3803   rc_version=${rc_version#*.}
3804   version_subminor=${rc_version%%.*}
3805   version_micro=0
3806   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3807   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3808   if test "$guest_agent_with_vss" = "yes" ; then
3809     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
3810     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
3811   fi
3812 else
3813   echo "CONFIG_POSIX=y" >> $config_host_mak
3814 fi
3815
3816 if test "$linux" = "yes" ; then
3817   echo "CONFIG_LINUX=y" >> $config_host_mak
3818 fi
3819
3820 if test "$darwin" = "yes" ; then
3821   echo "CONFIG_DARWIN=y" >> $config_host_mak
3822 fi
3823
3824 if test "$aix" = "yes" ; then
3825   echo "CONFIG_AIX=y" >> $config_host_mak
3826 fi
3827
3828 if test "$solaris" = "yes" ; then
3829   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3830   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3831   if test "$needs_libsunmath" = "yes" ; then
3832     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3833   fi
3834 fi
3835 if test "$haiku" = "yes" ; then
3836   echo "CONFIG_HAIKU=y" >> $config_host_mak
3837 fi
3838 if test "$static" = "yes" ; then
3839   echo "CONFIG_STATIC=y" >> $config_host_mak
3840 fi
3841 if test "$profiler" = "yes" ; then
3842   echo "CONFIG_PROFILER=y" >> $config_host_mak
3843 fi
3844 if test "$slirp" = "yes" ; then
3845   echo "CONFIG_SLIRP=y" >> $config_host_mak
3846   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3847 fi
3848 if test "$vde" = "yes" ; then
3849   echo "CONFIG_VDE=y" >> $config_host_mak
3850 fi
3851 if test "$cap_ng" = "yes" ; then
3852   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3853 fi
3854 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3855 for drv in $audio_drv_list; do
3856     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3857     echo "$def=y" >> $config_host_mak
3858     if test "$drv" = "fmod"; then
3859         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3860     fi
3861 done
3862 if test "$audio_pt_int" = "yes" ; then
3863   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3864 fi
3865 if test "$audio_win_int" = "yes" ; then
3866   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3867 fi
3868 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3869 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3870 if test "$mixemu" = "yes" ; then
3871   echo "CONFIG_MIXEMU=y" >> $config_host_mak
3872 fi
3873 if test "$vnc" = "yes" ; then
3874   echo "CONFIG_VNC=y" >> $config_host_mak
3875 fi
3876 if test "$vnc_tls" = "yes" ; then
3877   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3878 fi
3879 if test "$vnc_sasl" = "yes" ; then
3880   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3881 fi
3882 if test "$vnc_jpeg" = "yes" ; then
3883   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3884 fi
3885 if test "$vnc_png" = "yes" ; then
3886   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3887 fi
3888 if test "$vnc_ws" = "yes" ; then
3889   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3890   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3891 fi
3892 if test "$fnmatch" = "yes" ; then
3893   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3894 fi
3895 if test "$uuid" = "yes" ; then
3896   echo "CONFIG_UUID=y" >> $config_host_mak
3897 fi
3898 if test "$xfs" = "yes" ; then
3899   echo "CONFIG_XFS=y" >> $config_host_mak
3900 fi
3901 qemu_version=`head $source_path/VERSION`
3902 echo "VERSION=$qemu_version" >>$config_host_mak
3903 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3904 echo "SRC_PATH=$source_path" >> $config_host_mak
3905 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3906 if [ "$docs" = "yes" ] ; then
3907   echo "BUILD_DOCS=yes" >> $config_host_mak
3908 fi
3909 if test "$sdl" = "yes" ; then
3910   echo "CONFIG_SDL=y" >> $config_host_mak
3911   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3912 fi
3913 if test "$cocoa" = "yes" ; then
3914   echo "CONFIG_COCOA=y" >> $config_host_mak
3915 fi
3916 if test "$curses" = "yes" ; then
3917   echo "CONFIG_CURSES=y" >> $config_host_mak
3918 fi
3919 if test "$utimens" = "yes" ; then
3920   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3921 fi
3922 if test "$pipe2" = "yes" ; then
3923   echo "CONFIG_PIPE2=y" >> $config_host_mak
3924 fi
3925 if test "$accept4" = "yes" ; then
3926   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3927 fi
3928 if test "$splice" = "yes" ; then
3929   echo "CONFIG_SPLICE=y" >> $config_host_mak
3930 fi
3931 if test "$eventfd" = "yes" ; then
3932   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3933 fi
3934 if test "$fallocate" = "yes" ; then
3935   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3936 fi
3937 if test "$fallocate_punch_hole" = "yes" ; then
3938   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3939 fi
3940 if test "$sync_file_range" = "yes" ; then
3941   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3942 fi
3943 if test "$fiemap" = "yes" ; then
3944   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3945 fi
3946 if test "$dup3" = "yes" ; then
3947   echo "CONFIG_DUP3=y" >> $config_host_mak
3948 fi
3949 if test "$ppoll" = "yes" ; then
3950   echo "CONFIG_PPOLL=y" >> $config_host_mak
3951 fi
3952 if test "$prctl_pr_set_timerslack" = "yes" ; then
3953   echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
3954 fi
3955 if test "$epoll" = "yes" ; then
3956   echo "CONFIG_EPOLL=y" >> $config_host_mak
3957 fi
3958 if test "$epoll_create1" = "yes" ; then
3959   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3960 fi
3961 if test "$epoll_pwait" = "yes" ; then
3962   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3963 fi
3964 if test "$sendfile" = "yes" ; then
3965   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3966 fi
3967 if test "$inotify" = "yes" ; then
3968   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3969 fi
3970 if test "$inotify1" = "yes" ; then
3971   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3972 fi
3973 if test "$byteswap_h" = "yes" ; then
3974   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3975 fi
3976 if test "$bswap_h" = "yes" ; then
3977   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3978 fi
3979 if test "$curl" = "yes" ; then
3980   echo "CONFIG_CURL=y" >> $config_host_mak
3981   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3982 fi
3983 if test "$brlapi" = "yes" ; then
3984   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3985 fi
3986 if test "$bluez" = "yes" ; then
3987   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3988   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3989 fi
3990 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3991 if test "$gtk" = "yes" ; then
3992   echo "CONFIG_GTK=y" >> $config_host_mak
3993   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3994   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3995 fi
3996 if test "$xen" = "yes" ; then
3997   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
3998   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
3999 fi
4000 if test "$linux_aio" = "yes" ; then
4001   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
4002 fi
4003 if test "$attr" = "yes" ; then
4004   echo "CONFIG_ATTR=y" >> $config_host_mak
4005 fi
4006 if test "$libattr" = "yes" ; then
4007   echo "CONFIG_LIBATTR=y" >> $config_host_mak
4008 fi
4009 if test "$virtfs" = "yes" ; then
4010   echo "CONFIG_VIRTFS=y" >> $config_host_mak
4011 fi
4012 if test "$vhost_scsi" = "yes" ; then
4013   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
4014 fi
4015 if test "$blobs" = "yes" ; then
4016   echo "INSTALL_BLOBS=yes" >> $config_host_mak
4017 fi
4018 if test "$iovec" = "yes" ; then
4019   echo "CONFIG_IOVEC=y" >> $config_host_mak
4020 fi
4021 if test "$preadv" = "yes" ; then
4022   echo "CONFIG_PREADV=y" >> $config_host_mak
4023 fi
4024 if test "$fdt" = "yes" ; then
4025   echo "CONFIG_FDT=y" >> $config_host_mak
4026 fi
4027 if test "$signalfd" = "yes" ; then
4028   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
4029 fi
4030 if test "$tcg_interpreter" = "yes" ; then
4031   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
4032 fi
4033 if test "$fdatasync" = "yes" ; then
4034   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
4035 fi
4036 if test "$madvise" = "yes" ; then
4037   echo "CONFIG_MADVISE=y" >> $config_host_mak
4038 fi
4039 if test "$posix_madvise" = "yes" ; then
4040   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
4041 fi
4042 if test "$sigev_thread_id" = "yes" ; then
4043   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
4044 fi
4045
4046 if test "$spice" = "yes" ; then
4047   echo "CONFIG_SPICE=y" >> $config_host_mak
4048 fi
4049
4050 if test "$smartcard_nss" = "yes" ; then
4051   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
4052   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
4053   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
4054 fi
4055
4056 if test "$libusb" = "yes" ; then
4057   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
4058 fi
4059
4060 if test "$usb_redir" = "yes" ; then
4061   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
4062 fi
4063
4064 if test "$glx" = "yes" ; then
4065   echo "CONFIG_GLX=y" >> $config_host_mak
4066   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
4067 fi
4068
4069 if test "$libiscsi" = "yes" ; then
4070   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
4071 fi
4072
4073 if test "$seccomp" = "yes"; then
4074   echo "CONFIG_SECCOMP=y" >> $config_host_mak
4075 fi
4076
4077 # XXX: suppress that
4078 if [ "$bsd" = "yes" ] ; then
4079   echo "CONFIG_BSD=y" >> $config_host_mak
4080 fi
4081
4082 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
4083
4084 if test "$zero_malloc" = "yes" ; then
4085   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
4086 fi
4087 if test "$qom_cast_debug" = "yes" ; then
4088   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
4089 fi
4090 if test "$rbd" = "yes" ; then
4091   echo "CONFIG_RBD=y" >> $config_host_mak
4092 fi
4093
4094 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
4095
4096 if test "$open_by_handle_at" = "yes" ; then
4097   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
4098 fi
4099
4100 if test "$linux_magic_h" = "yes" ; then
4101   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
4102 fi
4103
4104 if test "$pragma_diagnostic_available" = "yes" ; then
4105   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
4106 fi
4107
4108 if test "$valgrind_h" = "yes" ; then
4109   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
4110 fi
4111
4112 if test "$has_environ" = "yes" ; then
4113   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
4114 fi
4115
4116 if test "$cpuid_h" = "yes" ; then
4117   echo "CONFIG_CPUID_H=y" >> $config_host_mak
4118 fi
4119
4120 if test "$int128" = "yes" ; then
4121   echo "CONFIG_INT128=y" >> $config_host_mak
4122 fi
4123
4124 if test "$getauxval" = "yes" ; then
4125   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
4126 fi
4127
4128 if test "$glusterfs" = "yes" ; then
4129   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
4130 fi
4131
4132 if test "$glusterfs_discard" = "yes" ; then
4133   echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
4134 fi
4135
4136 if test "$libssh2" = "yes" ; then
4137   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
4138 fi
4139
4140 if test "$virtio_blk_data_plane" = "yes" ; then
4141   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
4142 fi
4143
4144 # USB host support
4145 case "$usb" in
4146 linux)
4147   echo "HOST_USB=linux legacy" >> $config_host_mak
4148 ;;
4149 bsd)
4150   echo "HOST_USB=bsd" >> $config_host_mak
4151 ;;
4152 libusb)
4153   if test "$linux" = "yes"; then
4154     echo "HOST_USB=libusb linux legacy" >> $config_host_mak
4155   else
4156     echo "HOST_USB=libusb legacy" >> $config_host_mak
4157   fi
4158 ;;
4159 *)
4160   echo "HOST_USB=stub" >> $config_host_mak
4161 ;;
4162 esac
4163
4164 # TPM passthrough support?
4165 if test "$tpm" = "yes"; then
4166   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
4167   if test "$tpm_passthrough" = "yes"; then
4168     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
4169   fi
4170 fi
4171
4172 # use default implementation for tracing backend-specific routines
4173 trace_default=yes
4174 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
4175 if test "$trace_backend" = "nop"; then
4176   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
4177 fi
4178 if test "$trace_backend" = "simple"; then
4179   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
4180   trace_default=no
4181   # Set the appropriate trace file.
4182   trace_file="\"$trace_file-\" FMT_pid"
4183 fi
4184 if test "$trace_backend" = "stderr"; then
4185   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
4186   trace_default=no
4187 fi
4188 if test "$trace_backend" = "ust"; then
4189   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
4190 fi
4191 if test "$trace_backend" = "dtrace"; then
4192   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
4193   if test "$trace_backend_stap" = "yes" ; then
4194     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
4195   fi
4196 fi
4197 if test "$trace_backend" = "ftrace"; then
4198   if test "$linux" = "yes" ; then
4199     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4200     trace_default=no
4201   else
4202     feature_not_found "ftrace(trace backend)"
4203   fi
4204 fi
4205 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4206 if test "$trace_default" = "yes"; then
4207   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4208 fi
4209
4210 if test "$rdma" = "yes" ; then
4211   echo "CONFIG_RDMA=y" >> $config_host_mak
4212 fi
4213
4214 if test "$tcg_interpreter" = "yes"; then
4215   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4216 elif test "$ARCH" = "sparc64" ; then
4217   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4218 elif test "$ARCH" = "s390x" ; then
4219   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4220 elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
4221   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4222 else
4223   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4224 fi
4225 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4226
4227 echo "TOOLS=$tools" >> $config_host_mak
4228 echo "ROMS=$roms" >> $config_host_mak
4229 echo "MAKE=$make" >> $config_host_mak
4230 echo "INSTALL=$install" >> $config_host_mak
4231 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4232 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4233 if test -n "$libtool"; then
4234   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4235   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4236 else
4237   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4238   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4239 fi
4240 echo "PYTHON=$python" >> $config_host_mak
4241 echo "CC=$cc" >> $config_host_mak
4242 echo "CC_I386=$cc_i386" >> $config_host_mak
4243 echo "HOST_CC=$host_cc" >> $config_host_mak
4244 echo "CXX=$cxx" >> $config_host_mak
4245 echo "OBJCC=$objcc" >> $config_host_mak
4246 echo "AR=$ar" >> $config_host_mak
4247 echo "AS=$as" >> $config_host_mak
4248 echo "CPP=$cpp" >> $config_host_mak
4249 echo "OBJCOPY=$objcopy" >> $config_host_mak
4250 echo "LD=$ld" >> $config_host_mak
4251 echo "WINDRES=$windres" >> $config_host_mak
4252 echo "LIBTOOL=$libtool" >> $config_host_mak
4253 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4254 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4255 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4256 if test "$sparse" = "yes" ; then
4257   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4258   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4259   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4260 fi
4261 if test "$cross_prefix" != ""; then
4262   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4263 else
4264   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4265 fi
4266 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4267 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4268 echo "LIBS+=$LIBS" >> $config_host_mak
4269 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4270 echo "EXESUF=$EXESUF" >> $config_host_mak
4271 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4272 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4273 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4274 if test "$gcov" = "yes" ; then
4275   echo "CONFIG_GCOV=y" >> $config_host_mak
4276   echo "GCOV=$gcov_tool" >> $config_host_mak
4277 fi
4278
4279 # use included Linux headers
4280 if test "$linux" = "yes" ; then
4281   mkdir -p linux-headers
4282   case "$cpu" in
4283   i386|x86_64|x32)
4284     linux_arch=x86
4285     ;;
4286   ppcemb|ppc|ppc64)
4287     linux_arch=powerpc
4288     ;;
4289   s390x)
4290     linux_arch=s390
4291     ;;
4292   aarch64)
4293     linux_arch=arm64
4294     ;;
4295   *)
4296     # For most CPUs the kernel architecture name and QEMU CPU name match.
4297     linux_arch="$cpu"
4298     ;;
4299   esac
4300     # For non-KVM architectures we will not have asm headers
4301     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4302       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4303     fi
4304 fi
4305
4306 for target in $target_list; do
4307 target_dir="$target"
4308 config_target_mak=$target_dir/config-target.mak
4309 target_name=`echo $target | cut -d '-' -f 1`
4310 target_bigendian="no"
4311
4312 case "$target_name" in
4313   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4314   target_bigendian=yes
4315   ;;
4316 esac
4317 target_softmmu="no"
4318 target_user_only="no"
4319 target_linux_user="no"
4320 target_bsd_user="no"
4321 case "$target" in
4322   ${target_name}-softmmu)
4323     target_softmmu="yes"
4324     ;;
4325   ${target_name}-linux-user)
4326     if test "$linux" != "yes" ; then
4327       error_exit "Target '$target' is only available on a Linux host"
4328     fi
4329     target_user_only="yes"
4330     target_linux_user="yes"
4331     ;;
4332   ${target_name}-bsd-user)
4333     if test "$bsd" != "yes" ; then
4334       error_exit "Target '$target' is only available on a BSD host"
4335     fi
4336     target_user_only="yes"
4337     target_bsd_user="yes"
4338     ;;
4339   *)
4340     error_exit "Target '$target' not recognised"
4341     exit 1
4342     ;;
4343 esac
4344
4345 mkdir -p $target_dir
4346 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4347
4348 bflt="no"
4349 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4350 gdb_xml_files=""
4351
4352 TARGET_ARCH="$target_name"
4353 TARGET_BASE_ARCH=""
4354 TARGET_ABI_DIR=""
4355
4356 case "$target_name" in
4357   i386)
4358   ;;
4359   x86_64)
4360     TARGET_BASE_ARCH=i386
4361   ;;
4362   alpha)
4363   ;;
4364   arm|armeb)
4365     TARGET_ARCH=arm
4366     bflt="yes"
4367     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4368   ;;
4369   aarch64)
4370     TARGET_BASE_ARCH=arm
4371     bflt="yes"
4372     gdb_xml_files="aarch64-core.xml"
4373   ;;
4374   cris)
4375   ;;
4376   lm32)
4377   ;;
4378   m68k)
4379     bflt="yes"
4380     gdb_xml_files="cf-core.xml cf-fp.xml"
4381   ;;
4382   microblaze|microblazeel)
4383     TARGET_ARCH=microblaze
4384     bflt="yes"
4385   ;;
4386   mips|mipsel)
4387     TARGET_ARCH=mips
4388     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4389   ;;
4390   mipsn32|mipsn32el)
4391     TARGET_ARCH=mips64
4392     TARGET_BASE_ARCH=mips
4393     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4394     echo "TARGET_ABI32=y" >> $config_target_mak
4395   ;;
4396   mips64|mips64el)
4397     TARGET_ARCH=mips64
4398     TARGET_BASE_ARCH=mips
4399     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4400   ;;
4401   moxie)
4402   ;;
4403   or32)
4404     TARGET_ARCH=openrisc
4405     TARGET_BASE_ARCH=openrisc
4406   ;;
4407   ppc)
4408     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4409   ;;
4410   ppcemb)
4411     TARGET_BASE_ARCH=ppc
4412     TARGET_ABI_DIR=ppc
4413     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4414   ;;
4415   ppc64)
4416     TARGET_BASE_ARCH=ppc
4417     TARGET_ABI_DIR=ppc
4418     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4419   ;;
4420   ppc64abi32)
4421     TARGET_ARCH=ppc64
4422     TARGET_BASE_ARCH=ppc
4423     TARGET_ABI_DIR=ppc
4424     echo "TARGET_ABI32=y" >> $config_target_mak
4425     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4426   ;;
4427   sh4|sh4eb)
4428     TARGET_ARCH=sh4
4429     bflt="yes"
4430   ;;
4431   sparc)
4432   ;;
4433   sparc64)
4434     TARGET_BASE_ARCH=sparc
4435   ;;
4436   sparc32plus)
4437     TARGET_ARCH=sparc64
4438     TARGET_BASE_ARCH=sparc
4439     TARGET_ABI_DIR=sparc
4440     echo "TARGET_ABI32=y" >> $config_target_mak
4441   ;;
4442   s390x)
4443   ;;
4444   unicore32)
4445   ;;
4446   xtensa|xtensaeb)
4447     TARGET_ARCH=xtensa
4448   ;;
4449   *)
4450     error_exit "Unsupported target CPU"
4451   ;;
4452 esac
4453 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4454 if [ "$TARGET_BASE_ARCH" = "" ]; then
4455   TARGET_BASE_ARCH=$TARGET_ARCH
4456 fi
4457
4458 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4459
4460 upper() {
4461     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4462 }
4463
4464 target_arch_name="`upper $TARGET_ARCH`"
4465 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4466 echo "TARGET_NAME=$target_name" >> $config_target_mak
4467 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4468 if [ "$TARGET_ABI_DIR" = "" ]; then
4469   TARGET_ABI_DIR=$TARGET_ARCH
4470 fi
4471 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4472 case "$target_name" in
4473   i386|x86_64)
4474     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4475       echo "CONFIG_XEN=y" >> $config_target_mak
4476       if test "$xen_pci_passthrough" = yes; then
4477         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4478       fi
4479     fi
4480     ;;
4481   *)
4482 esac
4483 case "$target_name" in
4484   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4485     # Make sure the target and host cpus are compatible
4486     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4487       \( "$target_name" = "$cpu" -o \
4488       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4489       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4490       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4491       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4492       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4493       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4494       echo "CONFIG_KVM=y" >> $config_target_mak
4495       if test "$vhost_net" = "yes" ; then
4496         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4497       fi
4498     fi
4499 esac
4500 if test "$target_bigendian" = "yes" ; then
4501   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4502 fi
4503 if test "$target_softmmu" = "yes" ; then
4504   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4505 fi
4506 if test "$target_user_only" = "yes" ; then
4507   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4508   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4509 fi
4510 if test "$target_linux_user" = "yes" ; then
4511   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4512 fi
4513 list=""
4514 if test ! -z "$gdb_xml_files" ; then
4515   for x in $gdb_xml_files; do
4516     list="$list $source_path/gdb-xml/$x"
4517   done
4518   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4519 fi
4520
4521 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4522   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4523 fi
4524 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4525   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4526 fi
4527 if test "$target_bsd_user" = "yes" ; then
4528   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4529 fi
4530
4531 # generate QEMU_CFLAGS/LDFLAGS for targets
4532
4533 cflags=""
4534 ldflags=""
4535
4536 for i in $ARCH $TARGET_BASE_ARCH ; do
4537   case "$i" in
4538   alpha)
4539     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4540     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4541   ;;
4542   arm)
4543     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4544     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4545   ;;
4546   cris)
4547     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4548     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4549   ;;
4550   hppa)
4551     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4552     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4553   ;;
4554   i386|x86_64|x32)
4555     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4556     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4557   ;;
4558   ia64*)
4559     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4560     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4561   ;;
4562   lm32)
4563     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4564     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4565   ;;
4566   m68k)
4567     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4568     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4569   ;;
4570   microblaze*)
4571     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4572     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4573   ;;
4574   mips*)
4575     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4576     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4577   ;;
4578   moxie*)
4579     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4580     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4581   ;;
4582   or32)
4583     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4584     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4585   ;;
4586   ppc*)
4587     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4588     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4589   ;;
4590   s390*)
4591     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4592     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4593   ;;
4594   sh4)
4595     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4596     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4597   ;;
4598   sparc*)
4599     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4600     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4601   ;;
4602   xtensa*)
4603     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4604     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4605   ;;
4606   esac
4607 done
4608 if test "$tcg_interpreter" = "yes" ; then
4609   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4610   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4611 fi
4612
4613 case "$ARCH" in
4614 alpha)
4615   # Ensure there's only a single GP
4616   cflags="-msmall-data $cflags"
4617 ;;
4618 esac
4619
4620 if test "$gprof" = "yes" ; then
4621   echo "TARGET_GPROF=yes" >> $config_target_mak
4622   if test "$target_linux_user" = "yes" ; then
4623     cflags="-p $cflags"
4624     ldflags="-p $ldflags"
4625   fi
4626   if test "$target_softmmu" = "yes" ; then
4627     ldflags="-p $ldflags"
4628     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4629   fi
4630 fi
4631
4632 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4633   ldflags="$ldflags $textseg_ldflags"
4634 fi
4635
4636 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4637 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4638
4639 done # for target in $targets
4640
4641 if [ "$pixman" = "internal" ]; then
4642   echo "config-host.h: subdir-pixman" >> $config_host_mak
4643 fi
4644
4645 if test "$rdma" = "yes" ; then
4646 echo "CONFIG_RDMA=y" >> $config_host_mak
4647 fi
4648
4649 if [ "$dtc_internal" = "yes" ]; then
4650   echo "config-host.h: subdir-dtc" >> $config_host_mak
4651 fi
4652
4653 # build tree in object directory in case the source is not in the current directory
4654 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos tests/qapi-schema tests/tcg/xtensa"
4655 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4656 DIRS="$DIRS roms/seabios roms/vgabios"
4657 DIRS="$DIRS qapi-generated"
4658 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4659 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4660 FILES="$FILES tests/tcg/lm32/Makefile tests/tcg/xtensa/Makefile po/Makefile"
4661 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4662 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4663 FILES="$FILES pc-bios/s390-ccw/Makefile"
4664 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4665 FILES="$FILES pc-bios/qemu-icon.bmp"
4666 for bios_file in \
4667     $source_path/pc-bios/*.bin \
4668     $source_path/pc-bios/*.aml \
4669     $source_path/pc-bios/*.rom \
4670     $source_path/pc-bios/*.dtb \
4671     $source_path/pc-bios/*.img \
4672     $source_path/pc-bios/openbios-* \
4673     $source_path/pc-bios/palcode-*
4674 do
4675     FILES="$FILES pc-bios/`basename $bios_file`"
4676 done
4677 mkdir -p $DIRS
4678 for f in $FILES ; do
4679     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4680         symlink "$source_path/$f" "$f"
4681     fi
4682 done
4683
4684 # temporary config to build submodules
4685 for rom in seabios vgabios ; do
4686     config_mak=roms/$rom/config.mak
4687     echo "# Automatically generated by configure - do not modify" > $config_mak
4688     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4689     echo "AS=$as" >> $config_mak
4690     echo "CC=$cc" >> $config_mak
4691     echo "BCC=bcc" >> $config_mak
4692     echo "CPP=$cpp" >> $config_mak
4693     echo "OBJCOPY=objcopy" >> $config_mak
4694     echo "IASL=iasl" >> $config_mak
4695     echo "LD=$ld" >> $config_mak
4696 done
4697
4698 if test "$docs" = "yes" ; then
4699   mkdir -p QMP
4700 fi