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_whitelist=""
 127 host_cc="cc"
 128 libs_softmmu=""
 129 libs_tools=""
 130 audio_pt_int=""
 131 audio_win_int=""
 132 cc_i386=i386-pc-linux-gnu-gcc
 133 libs_qga=""
 134 debug_info="yes"
 135
 136 # Don't accept a target_list environment variable.
 137 unset target_list
 138
 139 # Default value for a variable defining feature "foo".
 140 #  * foo="no"  feature will only be used if --enable-foo arg is given
 141 #  * foo=""    feature will be searched for, and if found, will be used
 142 #              unless --disable-foo is given
 143 #  * foo="yes" this value will only be set by --enable-foo flag.
 144 #              feature will searched for,
 145 #              if not found, configure exits with error
 146 #
 147 # Always add --enable-foo and --disable-foo command line args.
 148 # Distributions want to ensure that several features are compiled in, and it
 149 # is impossible without a --enable-foo that exits if a feature is not found.
 150
 151 bluez=""
 152 brlapi=""
 153 curl=""
 154 curses=""
 155 docs=""
 156 fdt=""
 157 nptl=""
 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 gprof="no"
 183 debug_tcg="no"
 184 debug="no"
 185 strip_opt="yes"
 186 tcg_interpreter="no"
 187 bigendian="no"
 188 mingw32="no"
 189 gcov="no"
 190 gcov_tool="gcov"
 191 EXESUF=""
 192 prefix="/usr/local"
 193 mandir="\${prefix}/share/man"
 194 datadir="\${prefix}/share"
 195 qemu_docdir="\${prefix}/share/doc/qemu"
 196 bindir="\${prefix}/bin"
 197 libdir="\${prefix}/lib"
 198 libexecdir="\${prefix}/libexec"
 199 includedir="\${prefix}/include"
 200 sysconfdir="\${prefix}/etc"
 201 local_statedir="\${prefix}/var"
 202 confsuffix="/qemu"
 203 slirp="yes"
 204 fmod_lib=""
 205 fmod_inc=""
 206 oss_lib=""
 207 bsd="no"
 208 linux="no"
 209 solaris="no"
 210 profiler="no"
 211 cocoa="no"
 212 softmmu="yes"
 213 linux_user="no"
 214 bsd_user="no"
 215 guest_base="yes"
 216 uname_release=""
 217 mixemu="no"
 218 aix="no"
 219 blobs="yes"
 220 pkgversion=""
 221 pie=""
 222 zero_malloc=""
 223 qom_cast_debug="yes"
 224 trace_backend="nop"
 225 trace_file="trace"
 226 spice=""
 227 rbd=""
 228 smartcard_nss=""
 229 libusb=""
 230 usb_redir=""
 231 glx=""
 232 zlib="yes"
 233 guest_agent="yes"
 234 want_tools="yes"
 235 libiscsi=""
 236 coroutine=""
 237 seccomp=""
 238 glusterfs=""
 239 virtio_blk_data_plane=""
 240 gtk=""
 241 gtkabi="2.0"
 242 tpm="no"
 243 libssh2=""
 244
 245 # parse CC options first
 246 for opt do
 247   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 248   case "$opt" in
 249   --cross-prefix=*) cross_prefix="$optarg"
 250   ;;
 251   --cc=*) CC="$optarg"
 252   ;;
 253   --source-path=*) source_path="$optarg"
 254   ;;
 255   --cpu=*) cpu="$optarg"
 256   ;;
 257   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 258                     EXTRA_CFLAGS="$optarg"
 259   ;;
 260   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 261                      EXTRA_LDFLAGS="$optarg"
 262   ;;
 263   --enable-debug-info) debug_info="yes"
 264   ;;
 265   --disable-debug-info) debug_info="no"
 266   ;;
 267   esac
 268 done
 269 # OS specific
 270 # Using uname is really, really broken.  Once we have the right set of checks
 271 # we can eliminate its usage altogether.
 272
 273 # Preferred compiler:
 274 #  ${CC} (if set)
 275 #  ${cross_prefix}gcc (if cross-prefix specified)
 276 #  system compiler
 277 if test -z "${CC}${cross_prefix}"; then
 278   cc="$host_cc"
 279 else
 280   cc="${CC-${cross_prefix}gcc}"
 281 fi
 282
 283 ar="${AR-${cross_prefix}ar}"
 284 as="${AS-${cross_prefix}as}"
 285 cpp="${CPP-$cc -E}"
 286 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 287 ld="${LD-${cross_prefix}ld}"
 288 libtool="${LIBTOOL-${cross_prefix}libtool}"
 289 strip="${STRIP-${cross_prefix}strip}"
 290 windres="${WINDRES-${cross_prefix}windres}"
 291 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 292 query_pkg_config() {
 293     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 294 }
 295 pkg_config=query_pkg_config
 296 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 297
 298 # default flags for all hosts
 299 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 300 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 301 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 302 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 303 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 304 if test "$debug_info" = "yes"; then
 305     CFLAGS="-g $CFLAGS"
 306     LDFLAGS="-g $LDFLAGS"
 307 fi
 308
 309 # make source path absolute
 310 source_path=`cd "$source_path"; pwd`
 311
 312 check_define() {
 313 cat > $TMPC <<EOF
 314 #if !defined($1)
 315 #error $1 not defined
 316 #endif
 317 int main(void) { return 0; }
 318 EOF
 319   compile_object
 320 }
 321
 322 if check_define __linux__ ; then
 323   targetos="Linux"
 324 elif check_define _WIN32 ; then
 325   targetos='MINGW32'
 326 elif check_define __OpenBSD__ ; then
 327   targetos='OpenBSD'
 328 elif check_define __sun__ ; then
 329   targetos='SunOS'
 330 elif check_define __HAIKU__ ; then
 331   targetos='Haiku'
 332 else
 333   targetos=`uname -s`
 334 fi
 335
 336 # Some host OSes need non-standard checks for which CPU to use.
 337 # Note that these checks are broken for cross-compilation: if you're
 338 # cross-compiling to one of these OSes then you'll need to specify
 339 # the correct CPU with the --cpu option.
 340 case $targetos in
 341 Darwin)
 342   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 343   # run 64-bit userspace code.
 344   # If the user didn't specify a CPU explicitly and the kernel says this is
 345   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 346   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 347     cpu="x86_64"
 348   fi
 349   ;;
 350 SunOS)
 351   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 352   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 353     cpu="x86_64"
 354   fi
 355 esac
 356
 357 if test ! -z "$cpu" ; then
 358   # command line argument
 359   :
 360 elif check_define __i386__ ; then
 361   cpu="i386"
 362 elif check_define __x86_64__ ; then
 363   cpu="x86_64"
 364 elif check_define __sparc__ ; then
 365   if check_define __arch64__ ; then
 366     cpu="sparc64"
 367   else
 368     cpu="sparc"
 369   fi
 370 elif check_define _ARCH_PPC ; then
 371   if check_define _ARCH_PPC64 ; then
 372     cpu="ppc64"
 373   else
 374     cpu="ppc"
 375   fi
 376 elif check_define __mips__ ; then
 377   cpu="mips"
 378 elif check_define __ia64__ ; then
 379   cpu="ia64"
 380 elif check_define __s390__ ; then
 381   if check_define __s390x__ ; then
 382     cpu="s390x"
 383   else
 384     cpu="s390"
 385   fi
 386 elif check_define __arm__ ; then
 387   cpu="arm"
 388 elif check_define __hppa__ ; then
 389   cpu="hppa"
 390 else
 391   cpu=`uname -m`
 392 fi
 393
 394 ARCH=
 395 # Normalise host CPU name and set ARCH.
 396 # Note that this case should only have supported host CPUs, not guests.
 397 case "$cpu" in
 398   ia64|ppc|ppc64|s390|s390x|sparc64)
 399     cpu="$cpu"
 400   ;;
 401   i386|i486|i586|i686|i86pc|BePC)
 402     cpu="i386"
 403   ;;
 404   x86_64|amd64)
 405     cpu="x86_64"
 406   ;;
 407   armv*b|armv*l|arm)
 408     cpu="arm"
 409   ;;
 410   hppa|parisc|parisc64)
 411     cpu="hppa"
 412   ;;
 413   mips*)
 414     cpu="mips"
 415   ;;
 416   sparc|sun4[cdmuv])
 417     cpu="sparc"
 418   ;;
 419   *)
 420     # This will result in either an error or falling back to TCI later
 421     ARCH=unknown
 422   ;;
 423 esac
 424 if test -z "$ARCH"; then
 425   ARCH="$cpu"
 426 fi
 427
 428 # OS specific
 429
 430 case $targetos in
 431 CYGWIN*)
 432   mingw32="yes"
 433   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 434   audio_possible_drivers="winwave sdl"
 435   audio_drv_list="winwave"
 436 ;;
 437 MINGW32*)
 438   mingw32="yes"
 439   audio_possible_drivers="winwave dsound sdl fmod"
 440   audio_drv_list="winwave"
 441 ;;
 442 GNU/kFreeBSD)
 443   bsd="yes"
 444   audio_drv_list="oss"
 445   audio_possible_drivers="oss sdl esd pa"
 446 ;;
 447 FreeBSD)
 448   bsd="yes"
 449   make="${MAKE-gmake}"
 450   audio_drv_list="oss"
 451   audio_possible_drivers="oss sdl esd pa"
 452   # needed for kinfo_getvmmap(3) in libutil.h
 453   LIBS="-lutil $LIBS"
 454 ;;
 455 DragonFly)
 456   bsd="yes"
 457   make="${MAKE-gmake}"
 458   audio_drv_list="oss"
 459   audio_possible_drivers="oss sdl esd pa"
 460 ;;
 461 NetBSD)
 462   bsd="yes"
 463   make="${MAKE-gmake}"
 464   audio_drv_list="oss"
 465   audio_possible_drivers="oss sdl esd"
 466   oss_lib="-lossaudio"
 467 ;;
 468 OpenBSD)
 469   bsd="yes"
 470   make="${MAKE-gmake}"
 471   audio_drv_list="sdl"
 472   audio_possible_drivers="sdl esd"
 473 ;;
 474 Darwin)
 475   bsd="yes"
 476   darwin="yes"
 477   if [ "$cpu" = "x86_64" ] ; then
 478     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 479     LDFLAGS="-arch x86_64 $LDFLAGS"
 480   else
 481     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 482   fi
 483   cocoa="yes"
 484   audio_drv_list="coreaudio"
 485   audio_possible_drivers="coreaudio sdl fmod"
 486   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 487   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 488   # Disable attempts to use ObjectiveC features in os/object.h since they
 489   # won't work when we're compiling with gcc as a C compiler.
 490   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 491 ;;
 492 SunOS)
 493   solaris="yes"
 494   make="${MAKE-gmake}"
 495   install="${INSTALL-ginstall}"
 496   ld="gld"
 497   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 498   needs_libsunmath="no"
 499   solarisrev=`uname -r | cut -f2 -d.`
 500   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 501     if test "$solarisrev" -le 9 ; then
 502       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 503         needs_libsunmath="yes"
 504         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 505         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 506         LIBS="-lsunmath $LIBS"
 507       else
 508         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 509             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 510             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 511             "Studio 11 can be downloaded from www.sun.com."
 512       fi
 513     fi
 514   fi
 515   if test -f /usr/include/sys/soundcard.h ; then
 516     audio_drv_list="oss"
 517   fi
 518   audio_possible_drivers="oss sdl"
 519 # needed for CMSG_ macros in sys/socket.h
 520   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 521 # needed for TIOCWIN* defines in termios.h
 522   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 523   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 524   solarisnetlibs="-lsocket -lnsl -lresolv"
 525   LIBS="$solarisnetlibs $LIBS"
 526   libs_qga="$solarisnetlibs $libs_qga"
 527 ;;
 528 AIX)
 529   aix="yes"
 530   make="${MAKE-gmake}"
 531 ;;
 532 Haiku)
 533   haiku="yes"
 534   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 535   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 536 ;;
 537 *)
 538   audio_drv_list="oss"
 539   audio_possible_drivers="oss alsa sdl esd pa"
 540   linux="yes"
 541   linux_user="yes"
 542   usb="linux"
 543   kvm="yes"
 544   vhost_net="yes"
 545   vhost_scsi="yes"
 546   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 547     audio_possible_drivers="$audio_possible_drivers fmod"
 548   fi
 549   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 550 ;;
 551 esac
 552
 553 if [ "$bsd" = "yes" ] ; then
 554   if [ "$darwin" != "yes" ] ; then
 555     usb="bsd"
 556     bsd_user="yes"
 557   fi
 558 fi
 559
 560 : ${make=${MAKE-make}}
 561 : ${install=${INSTALL-install}}
 562 : ${python=${PYTHON-python}}
 563 : ${smbd=${SMBD-/usr/sbin/smbd}}
 564
 565 # Default objcc to clang if available, otherwise use CC
 566 if has clang; then
 567   objcc=clang
 568 else
 569   objcc="$cc"
 570 fi
 571
 572 if test "$mingw32" = "yes" ; then
 573   EXESUF=".exe"
 574   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 575   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 576   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 577   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 578 cat > $TMPC << EOF
 579 int main(void) { return 0; }
 580 EOF
 581   if compile_prog "" "-liberty" ; then
 582     LIBS="-liberty $LIBS"
 583   fi
 584   prefix="c:/Program Files/QEMU"
 585   mandir="\${prefix}"
 586   datadir="\${prefix}"
 587   qemu_docdir="\${prefix}"
 588   bindir="\${prefix}"
 589   sysconfdir="\${prefix}"
 590   local_statedir=
 591   confsuffix=""
 592   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 593 fi
 594
 595 werror=""
 596
 597 for opt do
 598   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 599   case "$opt" in
 600   --help|-h) show_help=yes
 601   ;;
 602   --version|-V) exec cat $source_path/VERSION
 603   ;;
 604   --prefix=*) prefix="$optarg"
 605   ;;
 606   --interp-prefix=*) interp_prefix="$optarg"
 607   ;;
 608   --source-path=*)
 609   ;;
 610   --cross-prefix=*)
 611   ;;
 612   --cc=*)
 613   ;;
 614   --host-cc=*) host_cc="$optarg"
 615   ;;
 616   --objcc=*) objcc="$optarg"
 617   ;;
 618   --make=*) make="$optarg"
 619   ;;
 620   --install=*) install="$optarg"
 621   ;;
 622   --python=*) python="$optarg"
 623   ;;
 624   --gcov=*) gcov_tool="$optarg"
 625   ;;
 626   --smbd=*) smbd="$optarg"
 627   ;;
 628   --extra-cflags=*)
 629   ;;
 630   --extra-ldflags=*)
 631   ;;
 632   --enable-debug-info)
 633   ;;
 634   --disable-debug-info)
 635   ;;
 636   --cpu=*)
 637   ;;
 638   --target-list=*) target_list="$optarg"
 639   ;;
 640   --enable-trace-backend=*) trace_backend="$optarg"
 641   ;;
 642   --with-trace-file=*) trace_file="$optarg"
 643   ;;
 644   --enable-gprof) gprof="yes"
 645   ;;
 646   --enable-gcov) gcov="yes"
 647   ;;
 648   --static)
 649     static="yes"
 650     LDFLAGS="-static $LDFLAGS"
 651     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 652   ;;
 653   --mandir=*) mandir="$optarg"
 654   ;;
 655   --bindir=*) bindir="$optarg"
 656   ;;
 657   --libdir=*) libdir="$optarg"
 658   ;;
 659   --libexecdir=*) libexecdir="$optarg"
 660   ;;
 661   --includedir=*) includedir="$optarg"
 662   ;;
 663   --datadir=*) datadir="$optarg"
 664   ;;
 665   --with-confsuffix=*) confsuffix="$optarg"
 666   ;;
 667   --docdir=*) qemu_docdir="$optarg"
 668   ;;
 669   --sysconfdir=*) sysconfdir="$optarg"
 670   ;;
 671   --localstatedir=*) local_statedir="$optarg"
 672   ;;
 673   --sbindir=*|--sharedstatedir=*|\
 674   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 675   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 676     # These switches are silently ignored, for compatibility with
 677     # autoconf-generated configure scripts. This allows QEMU's
 678     # configure to be used by RPM and similar macros that set
 679     # lots of directory switches by default.
 680   ;;
 681   --with-system-pixman) pixman="system"
 682   ;;
 683   --without-system-pixman) pixman="internal"
 684   ;;
 685   --without-pixman) pixman="none"
 686   ;;
 687   --disable-sdl) sdl="no"
 688   ;;
 689   --enable-sdl) sdl="yes"
 690   ;;
 691   --disable-qom-cast-debug) qom_cast_debug="no"
 692   ;;
 693   --enable-qom-cast-debug) qom_cast_debug="yes"
 694   ;;
 695   --disable-virtfs) virtfs="no"
 696   ;;
 697   --enable-virtfs) virtfs="yes"
 698   ;;
 699   --disable-vnc) vnc="no"
 700   ;;
 701   --enable-vnc) vnc="yes"
 702   ;;
 703   --fmod-lib=*) fmod_lib="$optarg"
 704   ;;
 705   --fmod-inc=*) fmod_inc="$optarg"
 706   ;;
 707   --oss-lib=*) oss_lib="$optarg"
 708   ;;
 709   --audio-drv-list=*) audio_drv_list="$optarg"
 710   ;;
 711   --block-drv-whitelist=*) block_drv_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 712   ;;
 713   --enable-debug-tcg) debug_tcg="yes"
 714   ;;
 715   --disable-debug-tcg) debug_tcg="no"
 716   ;;
 717   --enable-debug)
 718       # Enable debugging options that aren't excessively noisy
 719       debug_tcg="yes"
 720       debug="yes"
 721       strip_opt="no"
 722   ;;
 723   --enable-sparse) sparse="yes"
 724   ;;
 725   --disable-sparse) sparse="no"
 726   ;;
 727   --disable-strip) strip_opt="no"
 728   ;;
 729   --disable-vnc-tls) vnc_tls="no"
 730   ;;
 731   --enable-vnc-tls) vnc_tls="yes"
 732   ;;
 733   --disable-vnc-sasl) vnc_sasl="no"
 734   ;;
 735   --enable-vnc-sasl) vnc_sasl="yes"
 736   ;;
 737   --disable-vnc-jpeg) vnc_jpeg="no"
 738   ;;
 739   --enable-vnc-jpeg) vnc_jpeg="yes"
 740   ;;
 741   --disable-vnc-png) vnc_png="no"
 742   ;;
 743   --enable-vnc-png) vnc_png="yes"
 744   ;;
 745   --disable-vnc-ws) vnc_ws="no"
 746   ;;
 747   --enable-vnc-ws) vnc_ws="yes"
 748   ;;
 749   --disable-slirp) slirp="no"
 750   ;;
 751   --disable-uuid) uuid="no"
 752   ;;
 753   --enable-uuid) uuid="yes"
 754   ;;
 755   --disable-vde) vde="no"
 756   ;;
 757   --enable-vde) vde="yes"
 758   ;;
 759   --disable-xen) xen="no"
 760   ;;
 761   --enable-xen) xen="yes"
 762   ;;
 763   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 764   ;;
 765   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 766   ;;
 767   --disable-brlapi) brlapi="no"
 768   ;;
 769   --enable-brlapi) brlapi="yes"
 770   ;;
 771   --disable-bluez) bluez="no"
 772   ;;
 773   --enable-bluez) bluez="yes"
 774   ;;
 775   --disable-kvm) kvm="no"
 776   ;;
 777   --enable-kvm) kvm="yes"
 778   ;;
 779   --disable-tcg-interpreter) tcg_interpreter="no"
 780   ;;
 781   --enable-tcg-interpreter) tcg_interpreter="yes"
 782   ;;
 783   --disable-cap-ng)  cap_ng="no"
 784   ;;
 785   --enable-cap-ng) cap_ng="yes"
 786   ;;
 787   --disable-spice) spice="no"
 788   ;;
 789   --enable-spice) spice="yes"
 790   ;;
 791   --disable-libiscsi) libiscsi="no"
 792   ;;
 793   --enable-libiscsi) libiscsi="yes"
 794   ;;
 795   --enable-profiler) profiler="yes"
 796   ;;
 797   --disable-cocoa) cocoa="no"
 798   ;;
 799   --enable-cocoa)
 800       cocoa="yes" ;
 801       sdl="no" ;
 802       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 803   ;;
 804   --disable-system) softmmu="no"
 805   ;;
 806   --enable-system) softmmu="yes"
 807   ;;
 808   --disable-user)
 809       linux_user="no" ;
 810       bsd_user="no" ;
 811   ;;
 812   --enable-user) ;;
 813   --disable-linux-user) linux_user="no"
 814   ;;
 815   --enable-linux-user) linux_user="yes"
 816   ;;
 817   --disable-bsd-user) bsd_user="no"
 818   ;;
 819   --enable-bsd-user) bsd_user="yes"
 820   ;;
 821   --enable-guest-base) guest_base="yes"
 822   ;;
 823   --disable-guest-base) guest_base="no"
 824   ;;
 825   --enable-pie) pie="yes"
 826   ;;
 827   --disable-pie) pie="no"
 828   ;;
 829   --enable-uname-release=*) uname_release="$optarg"
 830   ;;
 831   --enable-werror) werror="yes"
 832   ;;
 833   --disable-werror) werror="no"
 834   ;;
 835   --disable-curses) curses="no"
 836   ;;
 837   --enable-curses) curses="yes"
 838   ;;
 839   --disable-curl) curl="no"
 840   ;;
 841   --enable-curl) curl="yes"
 842   ;;
 843   --disable-fdt) fdt="no"
 844   ;;
 845   --enable-fdt) fdt="yes"
 846   ;;
 847   --disable-nptl) nptl="no"
 848   ;;
 849   --enable-nptl) nptl="yes"
 850   ;;
 851   --enable-mixemu) mixemu="yes"
 852   ;;
 853   --disable-linux-aio) linux_aio="no"
 854   ;;
 855   --enable-linux-aio) linux_aio="yes"
 856   ;;
 857   --disable-attr) attr="no"
 858   ;;
 859   --enable-attr) attr="yes"
 860   ;;
 861   --disable-blobs) blobs="no"
 862   ;;
 863   --with-pkgversion=*) pkgversion=" ($optarg)"
 864   ;;
 865   --with-coroutine=*) coroutine="$optarg"
 866   ;;
 867   --disable-docs) docs="no"
 868   ;;
 869   --enable-docs) docs="yes"
 870   ;;
 871   --disable-vhost-net) vhost_net="no"
 872   ;;
 873   --enable-vhost-net) vhost_net="yes"
 874   ;;
 875   --disable-vhost-scsi) vhost_scsi="no"
 876   ;;
 877   --enable-vhost-scsi) vhost_scsi="yes"
 878   ;;
 879   --disable-glx) glx="no"
 880   ;;
 881   --enable-glx) glx="yes"
 882   ;;
 883   --disable-rbd) rbd="no"
 884   ;;
 885   --enable-rbd) rbd="yes"
 886   ;;
 887   --disable-xfsctl) xfs="no"
 888   ;;
 889   --enable-xfsctl) xfs="yes"
 890   ;;
 891   --disable-smartcard-nss) smartcard_nss="no"
 892   ;;
 893   --enable-smartcard-nss) smartcard_nss="yes"
 894   ;;
 895   --disable-libusb) libusb="no"
 896   ;;
 897   --enable-libusb) libusb="yes"
 898   ;;
 899   --disable-usb-redir) usb_redir="no"
 900   ;;
 901   --enable-usb-redir) usb_redir="yes"
 902   ;;
 903   --disable-zlib-test) zlib="no"
 904   ;;
 905   --enable-guest-agent) guest_agent="yes"
 906   ;;
 907   --disable-guest-agent) guest_agent="no"
 908   ;;
 909   --enable-tools) want_tools="yes"
 910   ;;
 911   --disable-tools) want_tools="no"
 912   ;;
 913   --enable-seccomp) seccomp="yes"
 914   ;;
 915   --disable-seccomp) seccomp="no"
 916   ;;
 917   --disable-glusterfs) glusterfs="no"
 918   ;;
 919   --enable-glusterfs) glusterfs="yes"
 920   ;;
 921   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 922   ;;
 923   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 924   ;;
 925   --disable-gtk) gtk="no"
 926   ;;
 927   --enable-gtk) gtk="yes"
 928   ;;
 929   --with-gtkabi=*) gtkabi="$optarg"
 930   ;;
 931   --enable-tpm) tpm="yes"
 932   ;;
 933   --disable-libssh2) libssh2="no"
 934   ;;
 935   --enable-libssh2) libssh2="yes"
 936   ;;
 937   *) echo "ERROR: unknown option $opt"; show_help="yes"
 938   ;;
 939   esac
 940 done
 941
 942 case "$cpu" in
 943     sparc)
 944            LDFLAGS="-m32 $LDFLAGS"
 945            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
 946            ;;
 947     sparc64)
 948            LDFLAGS="-m64 $LDFLAGS"
 949            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 950            ;;
 951     s390)
 952            CPU_CFLAGS="-m31 -march=z990"
 953            LDFLAGS="-m31 $LDFLAGS"
 954            ;;
 955     s390x)
 956            CPU_CFLAGS="-m64 -march=z990"
 957            LDFLAGS="-m64 $LDFLAGS"
 958            ;;
 959     i386)
 960            CPU_CFLAGS="-m32"
 961            LDFLAGS="-m32 $LDFLAGS"
 962            cc_i386='$(CC) -m32'
 963            ;;
 964     x86_64)
 965            CPU_CFLAGS="-m64"
 966            LDFLAGS="-m64 $LDFLAGS"
 967            cc_i386='$(CC) -m32'
 968            ;;
 969     # No special flags required for other host CPUs
 970 esac
 971
 972 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
 973 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
 974
 975 default_target_list=""
 976
 977 mak_wilds=""
 978
 979 if [ "$softmmu" = "yes" ]; then
 980     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
 981 fi
 982 if [ "$linux_user" = "yes" ]; then
 983     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
 984 fi
 985 if [ "$bsd_user" = "yes" ]; then
 986     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
 987 fi
 988
 989 for config in $mak_wilds; do
 990     default_target_list="${default_target_list} $(basename "$config" .mak)"
 991 done
 992
 993 if test x"$show_help" = x"yes" ; then
 994 cat << EOF
 995
 996 Usage: configure [options]
 997 Options: [defaults in brackets after descriptions]
 998
 999 EOF
1000 echo "Standard options:"
1001 echo "  --help                   print this message"
1002 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1003 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1004 echo "                           use %M for cpu name [$interp_prefix]"
1005 echo "  --target-list=LIST       set target list (default: build everything)"
1006 echo "Available targets: $default_target_list" | \
1007     fold -s -w 53 | sed -e 's/^/                           /'
1008 echo ""
1009 echo "Advanced options (experts only):"
1010 echo "  --source-path=PATH       path of source code [$source_path]"
1011 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1012 echo "  --cc=CC                  use C compiler CC [$cc]"
1013 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1014 echo "                           build time"
1015 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1016 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1017 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1018 echo "  --make=MAKE              use specified make [$make]"
1019 echo "  --install=INSTALL        use specified install [$install]"
1020 echo "  --python=PYTHON          use specified python [$python]"
1021 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1022 echo "  --static                 enable static build [$static]"
1023 echo "  --mandir=PATH            install man pages in PATH"
1024 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1025 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1026 echo "  --bindir=PATH            install binaries in PATH"
1027 echo "  --libdir=PATH            install libraries in PATH"
1028 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1029 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1030 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1031 echo "  --enable-debug-tcg       enable TCG debugging"
1032 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1033 echo "  --enable-debug-info       enable debugging information (default)"
1034 echo "  --disable-debug-info      disable debugging information"
1035 echo "  --enable-debug           enable common debug build options"
1036 echo "  --enable-sparse          enable sparse checker"
1037 echo "  --disable-sparse         disable sparse checker (default)"
1038 echo "  --disable-strip          disable stripping binaries"
1039 echo "  --disable-werror         disable compilation abort on warning"
1040 echo "  --disable-sdl            disable SDL"
1041 echo "  --enable-sdl             enable SDL"
1042 echo "  --disable-gtk            disable gtk UI"
1043 echo "  --enable-gtk             enable gtk UI"
1044 echo "  --disable-virtfs         disable VirtFS"
1045 echo "  --enable-virtfs          enable VirtFS"
1046 echo "  --disable-vnc            disable VNC"
1047 echo "  --enable-vnc             enable VNC"
1048 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1049 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1050 echo "  --audio-drv-list=LIST    set audio drivers list:"
1051 echo "                           Available drivers: $audio_possible_drivers"
1052 echo "  --block-drv-whitelist=L  set block driver whitelist"
1053 echo "                           (affects only QEMU, not qemu-img)"
1054 echo "  --enable-mixemu          enable mixer emulation"
1055 echo "  --disable-xen            disable xen backend driver support"
1056 echo "  --enable-xen             enable xen backend driver support"
1057 echo "  --disable-xen-pci-passthrough"
1058 echo "  --enable-xen-pci-passthrough"
1059 echo "  --disable-brlapi         disable BrlAPI"
1060 echo "  --enable-brlapi          enable BrlAPI"
1061 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1062 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1063 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1064 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1065 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1066 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1067 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1068 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1069 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1070 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1071 echo "  --disable-curses         disable curses output"
1072 echo "  --enable-curses          enable curses output"
1073 echo "  --disable-curl           disable curl connectivity"
1074 echo "  --enable-curl            enable curl connectivity"
1075 echo "  --disable-fdt            disable fdt device tree"
1076 echo "  --enable-fdt             enable fdt device tree"
1077 echo "  --disable-bluez          disable bluez stack connectivity"
1078 echo "  --enable-bluez           enable bluez stack connectivity"
1079 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1080 echo "  --disable-kvm            disable KVM acceleration support"
1081 echo "  --enable-kvm             enable KVM acceleration support"
1082 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1083 echo "  --disable-nptl           disable usermode NPTL support"
1084 echo "  --enable-nptl            enable usermode NPTL support"
1085 echo "  --enable-system          enable all system emulation targets"
1086 echo "  --disable-system         disable all system emulation targets"
1087 echo "  --enable-user            enable supported user emulation targets"
1088 echo "  --disable-user           disable all user emulation targets"
1089 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1090 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1091 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1092 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1093 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1094 echo "                           emulation targets"
1095 echo "  --disable-guest-base     disable GUEST_BASE support"
1096 echo "  --enable-pie             build Position Independent Executables"
1097 echo "  --disable-pie            do not build Position Independent Executables"
1098 echo "  --fmod-lib               path to FMOD library"
1099 echo "  --fmod-inc               path to FMOD includes"
1100 echo "  --oss-lib                path to OSS library"
1101 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1102 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1103 echo "  --disable-uuid           disable uuid support"
1104 echo "  --enable-uuid            enable uuid support"
1105 echo "  --disable-vde            disable support for vde network"
1106 echo "  --enable-vde             enable support for vde network"
1107 echo "  --disable-linux-aio      disable Linux AIO support"
1108 echo "  --enable-linux-aio       enable Linux AIO support"
1109 echo "  --disable-cap-ng         disable libcap-ng support"
1110 echo "  --enable-cap-ng          enable libcap-ng support"
1111 echo "  --disable-attr           disables attr and xattr support"
1112 echo "  --enable-attr            enable attr and xattr support"
1113 echo "  --disable-blobs          disable installing provided firmware blobs"
1114 echo "  --enable-docs            enable documentation build"
1115 echo "  --disable-docs           disable documentation build"
1116 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1117 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1118 echo "  --enable-trace-backend=B Set trace backend"
1119 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1120 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1121 echo "                           Default:trace-<pid>"
1122 echo "  --disable-spice          disable spice"
1123 echo "  --enable-spice           enable spice"
1124 echo "  --enable-rbd             enable building the rados block device (rbd)"
1125 echo "  --disable-libiscsi       disable iscsi support"
1126 echo "  --enable-libiscsi        enable iscsi support"
1127 echo "  --disable-smartcard-nss  disable smartcard nss support"
1128 echo "  --enable-smartcard-nss   enable smartcard nss support"
1129 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1130 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1131 echo "  --disable-usb-redir      disable usb network redirection support"
1132 echo "  --enable-usb-redir       enable usb network redirection support"
1133 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1134 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1135 echo "  --disable-seccomp        disable seccomp support"
1136 echo "  --enable-seccomp         enables seccomp support"
1137 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1138 echo "                           gthread, ucontext, sigaltstack, windows"
1139 echo "  --enable-glusterfs       enable GlusterFS backend"
1140 echo "  --disable-glusterfs      disable GlusterFS backend"
1141 echo "  --enable-gcov            enable test coverage analysis with gcov"
1142 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1143 echo "  --enable-tpm             enable TPM support"
1144 echo "  --disable-libssh2        disable ssh block device support"
1145 echo "  --enable-libssh2         enable ssh block device support"
1146 echo ""
1147 echo "NOTE: The object files are built at the place where configure is launched"
1148 exit 1
1149 fi
1150
1151 # Now we have handled --enable-tcg-interpreter and know we're not just
1152 # printing the help message, bail out if the host CPU isn't supported.
1153 if test "$ARCH" = "unknown"; then
1154     if test "$tcg_interpreter" = "yes" ; then
1155         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1156         ARCH=tci
1157     else
1158         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1159     fi
1160 fi
1161
1162 # check that the C compiler works.
1163 cat > $TMPC <<EOF
1164 int main(void) { return 0; }
1165 EOF
1166
1167 if compile_object ; then
1168   : C compiler works ok
1169 else
1170     error_exit "\"$cc\" either does not exist or does not work"
1171 fi
1172
1173 # Consult white-list to determine whether to enable werror
1174 # by default.  Only enable by default for git builds
1175 z_version=`cut -f3 -d. $source_path/VERSION`
1176
1177 if test -z "$werror" ; then
1178     if test -d "$source_path/.git" -a \
1179         "$linux" = "yes" ; then
1180         werror="yes"
1181     else
1182         werror="no"
1183     fi
1184 fi
1185
1186 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1187 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1188 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1189 gcc_flags="-Wendif-labels $gcc_flags"
1190 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1191 # Note that we do not add -Werror to gcc_flags here, because that would
1192 # enable it for all configure tests. If a configure test failed due
1193 # to -Werror this would just silently disable some features,
1194 # so it's too error prone.
1195 cat > $TMPC << EOF
1196 int main(void) { return 0; }
1197 EOF
1198 for flag in $gcc_flags; do
1199     # Use the positive sense of the flag when testing for -Wno-wombat
1200     # support (gcc will happily accept the -Wno- form of unknown
1201     # warning options).
1202     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1203     if compile_prog "-Werror $optflag" "" ; then
1204         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1205     fi
1206 done
1207
1208 if compile_prog "-Werror -fstack-protector-all" "" ; then
1209     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1210     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1211 fi
1212
1213 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1214 # large functions that use global variables.  The bug is in all releases of
1215 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1216 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1217 cat > $TMPC << EOF
1218 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1219 int main(void) { return 0; }
1220 #else
1221 #error No bug in this compiler.
1222 #endif
1223 EOF
1224 if compile_prog "-Werror -fno-gcse" "" ; then
1225   TRANSLATE_OPT_CFLAGS=-fno-gcse
1226 fi
1227
1228 if test "$static" = "yes" ; then
1229   if test "$pie" = "yes" ; then
1230     error_exit "static and pie are mutually incompatible"
1231   else
1232     pie="no"
1233   fi
1234 fi
1235
1236 if test "$pie" = ""; then
1237   case "$cpu-$targetos" in
1238     i386-Linux|x86_64-Linux|i386-OpenBSD|x86_64-OpenBSD)
1239       ;;
1240     *)
1241       pie="no"
1242       ;;
1243   esac
1244 fi
1245
1246 if test "$pie" != "no" ; then
1247   cat > $TMPC << EOF
1248
1249 #ifdef __linux__
1250 #  define THREAD __thread
1251 #else
1252 #  define THREAD
1253 #endif
1254
1255 static THREAD int tls_var;
1256
1257 int main(void) { return tls_var; }
1258
1259 EOF
1260   if compile_prog "-fPIE -DPIE" "-pie"; then
1261     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1262     LDFLAGS="-pie $LDFLAGS"
1263     pie="yes"
1264     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1265       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1266     fi
1267   else
1268     if test "$pie" = "yes"; then
1269       error_exit "PIE not available due to missing toolchain support"
1270     else
1271       echo "Disabling PIE due to missing toolchain support"
1272       pie="no"
1273     fi
1274   fi
1275 fi
1276
1277 ##########################################
1278 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1279 # use i686 as default anyway, but for those that don't, an explicit
1280 # specification is necessary
1281
1282 if test "$cpu" = "i386"; then
1283   cat > $TMPC << EOF
1284 static int sfaa(int *ptr)
1285 {
1286   return __sync_fetch_and_and(ptr, 0);
1287 }
1288
1289 int main(void)
1290 {
1291   int val = 42;
1292   val = __sync_val_compare_and_swap(&val, 0, 1);
1293   sfaa(&val);
1294   return val;
1295 }
1296 EOF
1297   if ! compile_prog "" "" ; then
1298     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1299   fi
1300 fi
1301
1302 #########################################
1303 # Solaris specific configure tool chain decisions
1304
1305 if test "$solaris" = "yes" ; then
1306   if has $install; then
1307     :
1308   else
1309     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1310         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1311         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1312   fi
1313   if test "`path_of $install`" = "/usr/sbin/install" ; then
1314     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1315         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1316         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1317   fi
1318   if has ar; then
1319     :
1320   else
1321     if test -f /usr/ccs/bin/ar ; then
1322       error_exit "No path includes ar" \
1323           "Add /usr/ccs/bin to your path and rerun configure"
1324     fi
1325     error_exit "No path includes ar"
1326   fi
1327 fi
1328
1329 if ! has $python; then
1330   error_exit "Python not found. Use --python=/path/to/python"
1331 fi
1332
1333 # Note that if the Python conditional here evaluates True we will exit
1334 # with status 1 which is a shell 'false' value.
1335 if ! "$python" -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1336   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1337       "Note that Python 3 or later is not yet supported." \
1338       "Use --python=/path/to/python to specify a supported Python."
1339 fi
1340
1341 if test -z "${target_list+xxx}" ; then
1342     target_list="$default_target_list"
1343 else
1344     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1345 fi
1346 # see if system emulation was really requested
1347 case " $target_list " in
1348   *"-softmmu "*) softmmu=yes
1349   ;;
1350   *) softmmu=no
1351   ;;
1352 esac
1353
1354 feature_not_found() {
1355   feature=$1
1356
1357   error_exit "User requested feature $feature" \
1358       "configure was not able to find it"
1359 }
1360
1361 if test -z "$cross_prefix" ; then
1362
1363 # ---
1364 # big/little endian test
1365 cat > $TMPC << EOF
1366 #include <inttypes.h>
1367 int main(void) {
1368         volatile uint32_t i=0x01234567;
1369         return (*((uint8_t*)(&i))) == 0x67;
1370 }
1371 EOF
1372
1373 if compile_prog "" "" ; then
1374 $TMPE && bigendian="yes"
1375 else
1376 echo big/little test failed
1377 fi
1378
1379 else
1380
1381 # if cross compiling, cannot launch a program, so make a static guess
1382 case "$cpu" in
1383   arm)
1384     # ARM can be either way; ask the compiler which one we are
1385     if check_define __ARMEB__; then
1386       bigendian=yes
1387     fi
1388   ;;
1389   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1390     bigendian=yes
1391   ;;
1392 esac
1393
1394 fi
1395
1396 ##########################################
1397 # pkg-config probe
1398
1399 if ! has "$pkg_config_exe"; then
1400   error_exit "pkg-config binary '$pkg_config_exe' not found"
1401 fi
1402
1403 ##########################################
1404 # NPTL probe
1405
1406 if test "$nptl" != "no" ; then
1407   cat > $TMPC <<EOF
1408 #include <sched.h>
1409 #include <linux/futex.h>
1410 int main(void) {
1411 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1412 #error bork
1413 #endif
1414   return 0;
1415 }
1416 EOF
1417
1418   if compile_object ; then
1419     nptl=yes
1420   else
1421     if test "$nptl" = "yes" ; then
1422       feature_not_found "nptl"
1423     fi
1424     nptl=no
1425   fi
1426 fi
1427
1428 ##########################################
1429 # zlib check
1430
1431 if test "$zlib" != "no" ; then
1432     cat > $TMPC << EOF
1433 #include <zlib.h>
1434 int main(void) { zlibVersion(); return 0; }
1435 EOF
1436     if compile_prog "" "-lz" ; then
1437         :
1438     else
1439         error_exit "zlib check failed" \
1440             "Make sure to have the zlib libs and headers installed."
1441     fi
1442 fi
1443 libs_softmmu="$libs_softmmu -lz"
1444
1445 ##########################################
1446 # libseccomp check
1447
1448 if test "$seccomp" != "no" ; then
1449     if $pkg_config --atleast-version=1.0.0 libseccomp --modversion >/dev/null 2>&1; then
1450         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1451         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1452         seccomp="yes"
1453     else
1454         if test "$seccomp" = "yes"; then
1455             feature_not_found "libseccomp"
1456         fi
1457         seccomp="no"
1458     fi
1459 fi
1460 ##########################################
1461 # xen probe
1462
1463 if test "$xen" != "no" ; then
1464   xen_libs="-lxenstore -lxenctrl -lxenguest"
1465
1466   # First we test whether Xen headers and libraries are available.
1467   # If no, we are done and there is no Xen support.
1468   # If yes, more tests are run to detect the Xen version.
1469
1470   # Xen (any)
1471   cat > $TMPC <<EOF
1472 #include <xenctrl.h>
1473 int main(void) {
1474   return 0;
1475 }
1476 EOF
1477   if ! compile_prog "" "$xen_libs" ; then
1478     # Xen not found
1479     if test "$xen" = "yes" ; then
1480       feature_not_found "xen"
1481     fi
1482     xen=no
1483
1484   # Xen unstable
1485   elif
1486       cat > $TMPC <<EOF &&
1487 #include <xenctrl.h>
1488 #include <xenstore.h>
1489 #include <stdint.h>
1490 #include <xen/hvm/hvm_info_table.h>
1491 #if !defined(HVM_MAX_VCPUS)
1492 # error HVM_MAX_VCPUS not defined
1493 #endif
1494 int main(void) {
1495   xc_interface *xc;
1496   xs_daemon_open();
1497   xc = xc_interface_open(0, 0, 0);
1498   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1499   xc_gnttab_open(NULL, 0);
1500   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1501   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1502   return 0;
1503 }
1504 EOF
1505       compile_prog "" "$xen_libs"
1506     then
1507     xen_ctrl_version=420
1508     xen=yes
1509
1510   elif
1511       cat > $TMPC <<EOF &&
1512 #include <xenctrl.h>
1513 #include <xs.h>
1514 #include <stdint.h>
1515 #include <xen/hvm/hvm_info_table.h>
1516 #if !defined(HVM_MAX_VCPUS)
1517 # error HVM_MAX_VCPUS not defined
1518 #endif
1519 int main(void) {
1520   xs_daemon_open();
1521   xc_interface_open(0, 0, 0);
1522   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1523   xc_gnttab_open(NULL, 0);
1524   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1525   return 0;
1526 }
1527 EOF
1528       compile_prog "" "$xen_libs"
1529     then
1530     xen_ctrl_version=410
1531     xen=yes
1532
1533   # Xen 4.0.0
1534   elif
1535       cat > $TMPC <<EOF &&
1536 #include <xenctrl.h>
1537 #include <xs.h>
1538 #include <stdint.h>
1539 #include <xen/hvm/hvm_info_table.h>
1540 #if !defined(HVM_MAX_VCPUS)
1541 # error HVM_MAX_VCPUS not defined
1542 #endif
1543 int main(void) {
1544   struct xen_add_to_physmap xatp = {
1545     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1546   };
1547   xs_daemon_open();
1548   xc_interface_open();
1549   xc_gnttab_open();
1550   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1551   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1552   return 0;
1553 }
1554 EOF
1555       compile_prog "" "$xen_libs"
1556     then
1557     xen_ctrl_version=400
1558     xen=yes
1559
1560   # Xen 3.4.0
1561   elif
1562       cat > $TMPC <<EOF &&
1563 #include <xenctrl.h>
1564 #include <xs.h>
1565 int main(void) {
1566   struct xen_add_to_physmap xatp = {
1567     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1568   };
1569   xs_daemon_open();
1570   xc_interface_open();
1571   xc_gnttab_open();
1572   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1573   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1574   return 0;
1575 }
1576 EOF
1577       compile_prog "" "$xen_libs"
1578     then
1579     xen_ctrl_version=340
1580     xen=yes
1581
1582   # Xen 3.3.0
1583   elif
1584       cat > $TMPC <<EOF &&
1585 #include <xenctrl.h>
1586 #include <xs.h>
1587 int main(void) {
1588   xs_daemon_open();
1589   xc_interface_open();
1590   xc_gnttab_open();
1591   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1592   return 0;
1593 }
1594 EOF
1595       compile_prog "" "$xen_libs"
1596     then
1597     xen_ctrl_version=330
1598     xen=yes
1599
1600   # Xen version unsupported
1601   else
1602     if test "$xen" = "yes" ; then
1603       feature_not_found "xen (unsupported version)"
1604     fi
1605     xen=no
1606   fi
1607
1608   if test "$xen" = yes; then
1609     libs_softmmu="$xen_libs $libs_softmmu"
1610   fi
1611 fi
1612
1613 if test "$xen_pci_passthrough" != "no"; then
1614   if test "$xen" = "yes" && test "$linux" = "yes" &&
1615     test "$xen_ctrl_version" -ge 340; then
1616     xen_pci_passthrough=yes
1617   else
1618     if test "$xen_pci_passthrough" = "yes"; then
1619       if test "$xen_ctrl_version" -lt 340; then
1620         error_exit "User requested feature Xen PCI Passthrough" \
1621             "This feature does not work with Xen 3.3"
1622       fi
1623       error_exit "User requested feature Xen PCI Passthrough" \
1624           " but this feature requires /sys from Linux"
1625     fi
1626     xen_pci_passthrough=no
1627   fi
1628 fi
1629
1630 ##########################################
1631 # libtool probe
1632
1633 if ! has $libtool; then
1634     libtool=
1635 fi
1636
1637 # MacOSX ships with a libtool which isn't the GNU one; weed this
1638 # out by checking whether libtool supports the --version switch
1639 if test -n "$libtool"; then
1640   if ! "$libtool" --version >/dev/null 2>&1; then
1641     libtool=
1642   fi
1643 fi
1644
1645 ##########################################
1646 # Sparse probe
1647 if test "$sparse" != "no" ; then
1648   if has cgcc; then
1649     sparse=yes
1650   else
1651     if test "$sparse" = "yes" ; then
1652       feature_not_found "sparse"
1653     fi
1654     sparse=no
1655   fi
1656 fi
1657
1658 ##########################################
1659 # GTK probe
1660
1661 if test "$gtk" != "no"; then
1662     gtkpackage="gtk+-$gtkabi"
1663     if test "$gtkabi" = "3.0" ; then
1664       gtkversion="3.0.0"
1665       vtepackage="vte-2.90"
1666       vteversion="0.32.0"
1667     else
1668       gtkversion="2.18.0"
1669       vtepackage="vte"
1670       vteversion="0.24.0"
1671     fi
1672     if $pkg_config --exists "$gtkpackage >= $gtkversion" && \
1673        $pkg_config --exists "$vtepackage >= $vteversion"; then
1674         gtk_cflags=`$pkg_config --cflags $gtkpackage 2>/dev/null`
1675         gtk_libs=`$pkg_config --libs $gtkpackage 2>/dev/null`
1676         vte_cflags=`$pkg_config --cflags $vtepackage 2>/dev/null`
1677         vte_libs=`$pkg_config --libs $vtepackage 2>/dev/null`
1678         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1679         gtk="yes"
1680     else
1681         if test "$gtk" = "yes" ; then
1682             feature_not_found "gtk"
1683         fi
1684         gtk="no"
1685     fi
1686 fi
1687
1688 ##########################################
1689 # SDL probe
1690
1691 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1692 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1693 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1694   sdl_config=sdl-config
1695 fi
1696
1697 if $pkg_config sdl --modversion >/dev/null 2>&1; then
1698   sdlconfig="$pkg_config sdl"
1699   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1700 elif has ${sdl_config}; then
1701   sdlconfig="$sdl_config"
1702   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1703 else
1704   if test "$sdl" = "yes" ; then
1705     feature_not_found "sdl"
1706   fi
1707   sdl=no
1708 fi
1709 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1710   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1711 fi
1712
1713 sdl_too_old=no
1714 if test "$sdl" != "no" ; then
1715   cat > $TMPC << EOF
1716 #include <SDL.h>
1717 #undef main /* We don't want SDL to override our main() */
1718 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1719 EOF
1720   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1721   if test "$static" = "yes" ; then
1722     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1723   else
1724     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1725   fi
1726   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1727     if test "$_sdlversion" -lt 121 ; then
1728       sdl_too_old=yes
1729     else
1730       if test "$cocoa" = "no" ; then
1731         sdl=yes
1732       fi
1733     fi
1734
1735     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1736     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1737       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1738          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1739          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1740       fi
1741       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1742         :
1743       else
1744         sdl=no
1745       fi
1746     fi # static link
1747   else # sdl not found
1748     if test "$sdl" = "yes" ; then
1749       feature_not_found "sdl"
1750     fi
1751     sdl=no
1752   fi # sdl compile test
1753 fi
1754
1755 if test "$sdl" = "yes" ; then
1756   cat > $TMPC <<EOF
1757 #include <SDL.h>
1758 #if defined(SDL_VIDEO_DRIVER_X11)
1759 #include <X11/XKBlib.h>
1760 #else
1761 #error No x11 support
1762 #endif
1763 int main(void) { return 0; }
1764 EOF
1765   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1766     sdl_libs="$sdl_libs -lX11"
1767   fi
1768   libs_softmmu="$sdl_libs $libs_softmmu"
1769 fi
1770
1771 ##########################################
1772 # VNC TLS/WS detection
1773 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1774   cat > $TMPC <<EOF
1775 #include <gnutls/gnutls.h>
1776 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1777 EOF
1778   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1779   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1780   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1781     if test "$vnc_tls" != "no" ; then
1782       vnc_tls=yes
1783     fi
1784     if test "$vnc_ws" != "no" ; then
1785       vnc_ws=yes
1786     fi
1787     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1788     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1789   else
1790     if test "$vnc_tls" = "yes" ; then
1791       feature_not_found "vnc-tls"
1792     fi
1793     if test "$vnc_ws" = "yes" ; then
1794       feature_not_found "vnc-ws"
1795     fi
1796     vnc_tls=no
1797     vnc_ws=no
1798   fi
1799 fi
1800
1801 ##########################################
1802 # VNC SASL detection
1803 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1804   cat > $TMPC <<EOF
1805 #include <sasl/sasl.h>
1806 #include <stdio.h>
1807 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1808 EOF
1809   # Assuming Cyrus-SASL installed in /usr prefix
1810   vnc_sasl_cflags=""
1811   vnc_sasl_libs="-lsasl2"
1812   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1813     vnc_sasl=yes
1814     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1815     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1816   else
1817     if test "$vnc_sasl" = "yes" ; then
1818       feature_not_found "vnc-sasl"
1819     fi
1820     vnc_sasl=no
1821   fi
1822 fi
1823
1824 ##########################################
1825 # VNC JPEG detection
1826 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1827 cat > $TMPC <<EOF
1828 #include <stdio.h>
1829 #include <jpeglib.h>
1830 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1831 EOF
1832     vnc_jpeg_cflags=""
1833     vnc_jpeg_libs="-ljpeg"
1834   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1835     vnc_jpeg=yes
1836     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1837     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1838   else
1839     if test "$vnc_jpeg" = "yes" ; then
1840       feature_not_found "vnc-jpeg"
1841     fi
1842     vnc_jpeg=no
1843   fi
1844 fi
1845
1846 ##########################################
1847 # VNC PNG detection
1848 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1849 cat > $TMPC <<EOF
1850 //#include <stdio.h>
1851 #include <png.h>
1852 #include <stddef.h>
1853 int main(void) {
1854     png_structp png_ptr;
1855     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1856     return png_ptr != 0;
1857 }
1858 EOF
1859   if $pkg_config libpng --modversion >/dev/null 2>&1; then
1860     vnc_png_cflags=`$pkg_config libpng --cflags 2> /dev/null`
1861     vnc_png_libs=`$pkg_config libpng --libs 2> /dev/null`
1862   else
1863     vnc_png_cflags=""
1864     vnc_png_libs="-lpng"
1865   fi
1866   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1867     vnc_png=yes
1868     libs_softmmu="$vnc_png_libs $libs_softmmu"
1869     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1870   else
1871     if test "$vnc_png" = "yes" ; then
1872       feature_not_found "vnc-png"
1873     fi
1874     vnc_png=no
1875   fi
1876 fi
1877
1878 ##########################################
1879 # fnmatch() probe, used for ACL routines
1880 fnmatch="no"
1881 cat > $TMPC << EOF
1882 #include <fnmatch.h>
1883 int main(void)
1884 {
1885     fnmatch("foo", "foo", 0);
1886     return 0;
1887 }
1888 EOF
1889 if compile_prog "" "" ; then
1890    fnmatch="yes"
1891 fi
1892
1893 ##########################################
1894 # uuid_generate() probe, used for vdi block driver
1895 # Note that on some systems (notably MacOSX) no extra library
1896 # need be linked to get the uuid functions.
1897 if test "$uuid" != "no" ; then
1898   uuid_libs="-luuid"
1899   cat > $TMPC << EOF
1900 #include <uuid/uuid.h>
1901 int main(void)
1902 {
1903     uuid_t my_uuid;
1904     uuid_generate(my_uuid);
1905     return 0;
1906 }
1907 EOF
1908   if compile_prog "" "" ; then
1909     uuid="yes"
1910   elif compile_prog "" "$uuid_libs" ; then
1911     uuid="yes"
1912     libs_softmmu="$uuid_libs $libs_softmmu"
1913     libs_tools="$uuid_libs $libs_tools"
1914   else
1915     if test "$uuid" = "yes" ; then
1916       feature_not_found "uuid"
1917     fi
1918     uuid=no
1919   fi
1920 fi
1921
1922 ##########################################
1923 # xfsctl() probe, used for raw-posix
1924 if test "$xfs" != "no" ; then
1925   cat > $TMPC << EOF
1926 #include <stddef.h>  /* NULL */
1927 #include <xfs/xfs.h>
1928 int main(void)
1929 {
1930     xfsctl(NULL, 0, 0, NULL);
1931     return 0;
1932 }
1933 EOF
1934   if compile_prog "" "" ; then
1935     xfs="yes"
1936   else
1937     if test "$xfs" = "yes" ; then
1938       feature_not_found "xfs"
1939     fi
1940     xfs=no
1941   fi
1942 fi
1943
1944 ##########################################
1945 # vde libraries probe
1946 if test "$vde" != "no" ; then
1947   vde_libs="-lvdeplug"
1948   cat > $TMPC << EOF
1949 #include <libvdeplug.h>
1950 int main(void)
1951 {
1952     struct vde_open_args a = {0, 0, 0};
1953     char s[] = "";
1954     vde_open(s, s, &a);
1955     return 0;
1956 }
1957 EOF
1958   if compile_prog "" "$vde_libs" ; then
1959     vde=yes
1960     libs_softmmu="$vde_libs $libs_softmmu"
1961     libs_tools="$vde_libs $libs_tools"
1962   else
1963     if test "$vde" = "yes" ; then
1964       feature_not_found "vde"
1965     fi
1966     vde=no
1967   fi
1968 fi
1969
1970 ##########################################
1971 # libcap-ng library probe
1972 if test "$cap_ng" != "no" ; then
1973   cap_libs="-lcap-ng"
1974   cat > $TMPC << EOF
1975 #include <cap-ng.h>
1976 int main(void)
1977 {
1978     capng_capability_to_name(CAPNG_EFFECTIVE);
1979     return 0;
1980 }
1981 EOF
1982   if compile_prog "" "$cap_libs" ; then
1983     cap_ng=yes
1984     libs_tools="$cap_libs $libs_tools"
1985   else
1986     if test "$cap_ng" = "yes" ; then
1987       feature_not_found "cap_ng"
1988     fi
1989     cap_ng=no
1990   fi
1991 fi
1992
1993 ##########################################
1994 # Sound support libraries probe
1995
1996 audio_drv_probe()
1997 {
1998     drv=$1
1999     hdr=$2
2000     lib=$3
2001     exp=$4
2002     cfl=$5
2003         cat > $TMPC << EOF
2004 #include <$hdr>
2005 int main(void) { $exp }
2006 EOF
2007     if compile_prog "$cfl" "$lib" ; then
2008         :
2009     else
2010         error_exit "$drv check failed" \
2011             "Make sure to have the $drv libs and headers installed."
2012     fi
2013 }
2014
2015 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2016 for drv in $audio_drv_list; do
2017     case $drv in
2018     alsa)
2019     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2020         "return snd_pcm_close((snd_pcm_t *)0);"
2021     libs_softmmu="-lasound $libs_softmmu"
2022     ;;
2023
2024     fmod)
2025     if test -z $fmod_lib || test -z $fmod_inc; then
2026         error_exit "You must specify path to FMOD library and headers" \
2027             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2028     fi
2029     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2030     libs_softmmu="$fmod_lib $libs_softmmu"
2031     ;;
2032
2033     esd)
2034     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2035     libs_softmmu="-lesd $libs_softmmu"
2036     audio_pt_int="yes"
2037     ;;
2038
2039     pa)
2040     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2041         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2042     libs_softmmu="-lpulse $libs_softmmu"
2043     audio_pt_int="yes"
2044     ;;
2045
2046     coreaudio)
2047       libs_softmmu="-framework CoreAudio $libs_softmmu"
2048     ;;
2049
2050     dsound)
2051       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2052       audio_win_int="yes"
2053     ;;
2054
2055     oss)
2056       libs_softmmu="$oss_lib $libs_softmmu"
2057     ;;
2058
2059     sdl|wav)
2060     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2061     ;;
2062
2063     winwave)
2064       libs_softmmu="-lwinmm $libs_softmmu"
2065       audio_win_int="yes"
2066     ;;
2067
2068     *)
2069     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2070         error_exit "Unknown driver '$drv' selected" \
2071             "Possible drivers are: $audio_possible_drivers"
2072     }
2073     ;;
2074     esac
2075 done
2076
2077 ##########################################
2078 # BrlAPI probe
2079
2080 if test "$brlapi" != "no" ; then
2081   brlapi_libs="-lbrlapi"
2082   cat > $TMPC << EOF
2083 #include <brlapi.h>
2084 #include <stddef.h>
2085 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2086 EOF
2087   if compile_prog "" "$brlapi_libs" ; then
2088     brlapi=yes
2089     libs_softmmu="$brlapi_libs $libs_softmmu"
2090   else
2091     if test "$brlapi" = "yes" ; then
2092       feature_not_found "brlapi"
2093     fi
2094     brlapi=no
2095   fi
2096 fi
2097
2098 ##########################################
2099 # curses probe
2100 if test "$curses" != "no" ; then
2101   if test "$mingw32" = "yes" ; then
2102     curses_list="-lpdcurses"
2103   else
2104     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2105   fi
2106   curses_found=no
2107   cat > $TMPC << EOF
2108 #include <curses.h>
2109 int main(void) {
2110   const char *s = curses_version();
2111   resize_term(0, 0);
2112   return s != 0;
2113 }
2114 EOF
2115   IFS=:
2116   for curses_lib in $curses_list; do
2117     unset IFS
2118     if compile_prog "" "$curses_lib" ; then
2119       curses_found=yes
2120       libs_softmmu="$curses_lib $libs_softmmu"
2121       break
2122     fi
2123   done
2124   unset IFS
2125   if test "$curses_found" = "yes" ; then
2126     curses=yes
2127   else
2128     if test "$curses" = "yes" ; then
2129       feature_not_found "curses"
2130     fi
2131     curses=no
2132   fi
2133 fi
2134
2135 ##########################################
2136 # curl probe
2137 if test "$curl" != "no" ; then
2138   if $pkg_config libcurl --modversion >/dev/null 2>&1; then
2139     curlconfig="$pkg_config libcurl"
2140   else
2141     curlconfig=curl-config
2142   fi
2143   cat > $TMPC << EOF
2144 #include <curl/curl.h>
2145 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2146 EOF
2147   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2148   curl_libs=`$curlconfig --libs 2>/dev/null`
2149   if compile_prog "$curl_cflags" "$curl_libs" ; then
2150     curl=yes
2151     libs_tools="$curl_libs $libs_tools"
2152     libs_softmmu="$curl_libs $libs_softmmu"
2153   else
2154     if test "$curl" = "yes" ; then
2155       feature_not_found "curl"
2156     fi
2157     curl=no
2158   fi
2159 fi # test "$curl"
2160
2161 ##########################################
2162 # bluez support probe
2163 if test "$bluez" != "no" ; then
2164   cat > $TMPC << EOF
2165 #include <bluetooth/bluetooth.h>
2166 int main(void) { return bt_error(0); }
2167 EOF
2168   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2169   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2170   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2171     bluez=yes
2172     libs_softmmu="$bluez_libs $libs_softmmu"
2173   else
2174     if test "$bluez" = "yes" ; then
2175       feature_not_found "bluez"
2176     fi
2177     bluez="no"
2178   fi
2179 fi
2180
2181 ##########################################
2182 # glib support probe
2183
2184 if test "$mingw32" = yes; then
2185     # g_poll is required in order to integrate with the glib main loop.
2186     glib_req_ver=2.20
2187 else
2188     glib_req_ver=2.12
2189 fi
2190 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0 > /dev/null 2>&1
2191 then
2192     glib_cflags=`$pkg_config --cflags gthread-2.0 2>/dev/null`
2193     glib_libs=`$pkg_config --libs gthread-2.0 2>/dev/null`
2194     LIBS="$glib_libs $LIBS"
2195     libs_qga="$glib_libs $libs_qga"
2196 else
2197     error_exit "glib-$glib_req_ver required to compile QEMU"
2198 fi
2199
2200 ##########################################
2201 # pixman support probe
2202
2203 if test "$pixman" = ""; then
2204   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2205     pixman="none"
2206   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2207     pixman="system"
2208   else
2209     pixman="internal"
2210   fi
2211 fi
2212 if test "$pixman" = "none"; then
2213   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2214     error_exit "pixman disabled but system emulation or tools build" \
2215         "enabled.  You can turn off pixman only if you also" \
2216         "disable all system emulation targets and the tools" \
2217         "build with '--disable-tools --disable-system'."
2218   fi
2219   pixman_cflags=
2220   pixman_libs=
2221 elif test "$pixman" = "system"; then
2222   pixman_cflags=`$pkg_config --cflags pixman-1 2>/dev/null`
2223   pixman_libs=`$pkg_config --libs pixman-1 2>/dev/null`
2224 else
2225   if test ! -d ${source_path}/pixman/pixman; then
2226     error_exit "pixman not present. Your options:" \
2227         "  (1) Preferred: Install the pixman devel package (any recent" \
2228         "      distro should have packages as Xorg needs pixman too)." \
2229         "  (2) Fetch the pixman submodule, using:" \
2230         "      git submodule update --init pixman"
2231   fi
2232   mkdir -p pixman/pixman
2233   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2234   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2235 fi
2236
2237 ##########################################
2238 # libcap probe
2239
2240 if test "$cap" != "no" ; then
2241   cat > $TMPC <<EOF
2242 #include <stdio.h>
2243 #include <sys/capability.h>
2244 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2245 EOF
2246   if compile_prog "" "-lcap" ; then
2247     cap=yes
2248   else
2249     cap=no
2250   fi
2251 fi
2252
2253 ##########################################
2254 # pthread probe
2255 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2256
2257 pthread=no
2258 cat > $TMPC << EOF
2259 #include <pthread.h>
2260 static void *f(void *p) { return NULL; }
2261 int main(void) {
2262   pthread_t thread;
2263   pthread_create(&thread, 0, f, 0);
2264   return 0;
2265 }
2266 EOF
2267 if compile_prog "" "" ; then
2268   pthread=yes
2269 else
2270   for pthread_lib in $PTHREADLIBS_LIST; do
2271     if compile_prog "" "$pthread_lib" ; then
2272       pthread=yes
2273       found=no
2274       for lib_entry in $LIBS; do
2275         if test "$lib_entry" = "$pthread_lib"; then
2276           found=yes
2277           break
2278         fi
2279       done
2280       if test "$found" = "no"; then
2281         LIBS="$pthread_lib $LIBS"
2282       fi
2283       break
2284     fi
2285   done
2286 fi
2287
2288 if test "$mingw32" != yes -a "$pthread" = no; then
2289   error_exit "pthread check failed" \
2290       "Make sure to have the pthread libs and headers installed."
2291 fi
2292
2293 ##########################################
2294 # rbd probe
2295 if test "$rbd" != "no" ; then
2296   cat > $TMPC <<EOF
2297 #include <stdio.h>
2298 #include <rbd/librbd.h>
2299 int main(void) {
2300     rados_t cluster;
2301     rados_create(&cluster, NULL);
2302     return 0;
2303 }
2304 EOF
2305   rbd_libs="-lrbd -lrados"
2306   if compile_prog "" "$rbd_libs" ; then
2307     rbd=yes
2308     libs_tools="$rbd_libs $libs_tools"
2309     libs_softmmu="$rbd_libs $libs_softmmu"
2310   else
2311     if test "$rbd" = "yes" ; then
2312       feature_not_found "rados block device"
2313     fi
2314     rbd=no
2315   fi
2316 fi
2317
2318 ##########################################
2319 # libssh2 probe
2320 min_libssh2_version=1.2.8
2321 if test "$libssh2" != "no" ; then
2322   if $pkg_config --atleast-version=$min_libssh2_version libssh2 >/dev/null 2>&1
2323   then
2324     libssh2_cflags=`$pkg_config libssh2 --cflags`
2325     libssh2_libs=`$pkg_config libssh2 --libs`
2326     libssh2=yes
2327     libs_tools="$libssh2_libs $libs_tools"
2328     libs_softmmu="$libssh2_libs $libs_softmmu"
2329     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2330   else
2331     if test "$libssh2" = "yes" ; then
2332       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2333     fi
2334     libssh2=no
2335   fi
2336 fi
2337
2338 ##########################################
2339 # libssh2_sftp_fsync probe
2340
2341 if test "$libssh2" = "yes"; then
2342   cat > $TMPC <<EOF
2343 #include <stdio.h>
2344 #include <libssh2.h>
2345 #include <libssh2_sftp.h>
2346 int main(void) {
2347     LIBSSH2_SESSION *session;
2348     LIBSSH2_SFTP *sftp;
2349     LIBSSH2_SFTP_HANDLE *sftp_handle;
2350     session = libssh2_session_init ();
2351     sftp = libssh2_sftp_init (session);
2352     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2353     libssh2_sftp_fsync (sftp_handle);
2354     return 0;
2355 }
2356 EOF
2357   # libssh2_cflags/libssh2_libs defined in previous test.
2358   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2359     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2360   fi
2361 fi
2362
2363 ##########################################
2364 # linux-aio probe
2365
2366 if test "$linux_aio" != "no" ; then
2367   cat > $TMPC <<EOF
2368 #include <libaio.h>
2369 #include <sys/eventfd.h>
2370 #include <stddef.h>
2371 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2372 EOF
2373   if compile_prog "" "-laio" ; then
2374     linux_aio=yes
2375     libs_softmmu="$libs_softmmu -laio"
2376     libs_tools="$libs_tools -laio"
2377   else
2378     if test "$linux_aio" = "yes" ; then
2379       feature_not_found "linux AIO"
2380     fi
2381     linux_aio=no
2382   fi
2383 fi
2384
2385 ##########################################
2386 # TPM passthrough is only on x86 Linux
2387
2388 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2389   tpm_passthrough=$tpm
2390 else
2391   tpm_passthrough=no
2392 fi
2393
2394 ##########################################
2395 # adjust virtio-blk-data-plane based on linux-aio
2396
2397 if test "$virtio_blk_data_plane" = "yes" -a \
2398         "$linux_aio" != "yes" ; then
2399   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2400 elif test -z "$virtio_blk_data_plane" ; then
2401   virtio_blk_data_plane=$linux_aio
2402 fi
2403
2404 ##########################################
2405 # attr probe
2406
2407 if test "$attr" != "no" ; then
2408   cat > $TMPC <<EOF
2409 #include <stdio.h>
2410 #include <sys/types.h>
2411 #ifdef CONFIG_LIBATTR
2412 #include <attr/xattr.h>
2413 #else
2414 #include <sys/xattr.h>
2415 #endif
2416 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2417 EOF
2418   if compile_prog "" "" ; then
2419     attr=yes
2420   # Older distros have <attr/xattr.h>, and need -lattr:
2421   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2422     attr=yes
2423     LIBS="-lattr $LIBS"
2424     libattr=yes
2425   else
2426     if test "$attr" = "yes" ; then
2427       feature_not_found "ATTR"
2428     fi
2429     attr=no
2430   fi
2431 fi
2432
2433 ##########################################
2434 # iovec probe
2435 cat > $TMPC <<EOF
2436 #include <sys/types.h>
2437 #include <sys/uio.h>
2438 #include <unistd.h>
2439 int main(void) { return sizeof(struct iovec); }
2440 EOF
2441 iovec=no
2442 if compile_prog "" "" ; then
2443   iovec=yes
2444 fi
2445
2446 ##########################################
2447 # preadv probe
2448 cat > $TMPC <<EOF
2449 #include <sys/types.h>
2450 #include <sys/uio.h>
2451 #include <unistd.h>
2452 int main(void) { return preadv(0, 0, 0, 0); }
2453 EOF
2454 preadv=no
2455 if compile_prog "" "" ; then
2456   preadv=yes
2457 fi
2458
2459 ##########################################
2460 # fdt probe
2461 if test "$fdt" != "no" ; then
2462   fdt_libs="-lfdt"
2463   cat > $TMPC << EOF
2464 int main(void) { return 0; }
2465 EOF
2466   if compile_prog "" "$fdt_libs" ; then
2467     # system DTC is good - use it
2468     fdt=yes
2469   elif test -d ${source_path}/dtc/libfdt ; then
2470     # have submodule DTC - use it
2471     fdt=yes
2472     dtc_internal="yes"
2473     mkdir -p dtc
2474     if [ "$source_path" != `pwd` ] ; then
2475        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2476        symlink "$source_path/dtc/scripts" "dtc/scripts"
2477     fi
2478     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2479     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2480   elif test "$fdt" = "yes" ; then
2481     # have neither and want - prompt for system/submodule install
2482     error_exit "ERROR: DTC not present. Your options:" \
2483         "  (1) Preferred: Install the DTC devel package" \
2484         "  (2) Fetch the DTC submodule, using:" \
2485         "      git submodule update --init dtc"
2486   else
2487     # don't have and don't want
2488     fdt_libs=
2489     fdt=no
2490   fi
2491 fi
2492
2493 libs_softmmu="$libs_softmmu $fdt_libs"
2494
2495 ##########################################
2496 # GLX probe, used by milkymist-tmu2
2497 if test "$glx" != "no" ; then
2498   glx_libs="-lGL -lX11"
2499   cat > $TMPC << EOF
2500 #include <X11/Xlib.h>
2501 #include <GL/gl.h>
2502 #include <GL/glx.h>
2503 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2504 EOF
2505   if compile_prog "" "-lGL -lX11" ; then
2506     glx=yes
2507   else
2508     if test "$glx" = "yes" ; then
2509       feature_not_found "glx"
2510     fi
2511     glx_libs=
2512     glx=no
2513   fi
2514 fi
2515
2516 ##########################################
2517 # glusterfs probe
2518 if test "$glusterfs" != "no" ; then
2519   cat > $TMPC <<EOF
2520 #include <glusterfs/api/glfs.h>
2521 int main(void) {
2522     (void) glfs_new("volume");
2523     return 0;
2524 }
2525 EOF
2526   glusterfs_libs="-lgfapi -lgfrpc -lgfxdr"
2527   if compile_prog "" "$glusterfs_libs" ; then
2528     glusterfs=yes
2529     libs_tools="$glusterfs_libs $libs_tools"
2530     libs_softmmu="$glusterfs_libs $libs_softmmu"
2531   else
2532     if test "$glusterfs" = "yes" ; then
2533       feature_not_found "GlusterFS backend support"
2534     fi
2535     glusterfs=no
2536   fi
2537 fi
2538
2539 #
2540 # Check for xxxat() functions when we are building linux-user
2541 # emulator.  This is done because older glibc versions don't
2542 # have syscall stubs for these implemented.
2543 #
2544 atfile=no
2545 cat > $TMPC << EOF
2546 #define _ATFILE_SOURCE
2547 #include <sys/types.h>
2548 #include <fcntl.h>
2549 #include <unistd.h>
2550
2551 int
2552 main(void)
2553 {
2554         /* try to unlink nonexisting file */
2555         return (unlinkat(AT_FDCWD, "nonexistent_file", 0));
2556 }
2557 EOF
2558 if compile_prog "" "" ; then
2559   atfile=yes
2560 fi
2561
2562 # Check for inotify functions when we are building linux-user
2563 # emulator.  This is done because older glibc versions don't
2564 # have syscall stubs for these implemented.  In that case we
2565 # don't provide them even if kernel supports them.
2566 #
2567 inotify=no
2568 cat > $TMPC << EOF
2569 #include <sys/inotify.h>
2570
2571 int
2572 main(void)
2573 {
2574         /* try to start inotify */
2575         return inotify_init();
2576 }
2577 EOF
2578 if compile_prog "" "" ; then
2579   inotify=yes
2580 fi
2581
2582 inotify1=no
2583 cat > $TMPC << EOF
2584 #include <sys/inotify.h>
2585
2586 int
2587 main(void)
2588 {
2589     /* try to start inotify */
2590     return inotify_init1(0);
2591 }
2592 EOF
2593 if compile_prog "" "" ; then
2594   inotify1=yes
2595 fi
2596
2597 # check if utimensat and futimens are supported
2598 utimens=no
2599 cat > $TMPC << EOF
2600 #define _ATFILE_SOURCE
2601 #include <stddef.h>
2602 #include <fcntl.h>
2603 #include <sys/stat.h>
2604
2605 int main(void)
2606 {
2607     utimensat(AT_FDCWD, "foo", NULL, 0);
2608     futimens(0, NULL);
2609     return 0;
2610 }
2611 EOF
2612 if compile_prog "" "" ; then
2613   utimens=yes
2614 fi
2615
2616 # check if pipe2 is there
2617 pipe2=no
2618 cat > $TMPC << EOF
2619 #include <unistd.h>
2620 #include <fcntl.h>
2621
2622 int main(void)
2623 {
2624     int pipefd[2];
2625     return pipe2(pipefd, O_CLOEXEC);
2626 }
2627 EOF
2628 if compile_prog "" "" ; then
2629   pipe2=yes
2630 fi
2631
2632 # check if accept4 is there
2633 accept4=no
2634 cat > $TMPC << EOF
2635 #include <sys/socket.h>
2636 #include <stddef.h>
2637
2638 int main(void)
2639 {
2640     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2641     return 0;
2642 }
2643 EOF
2644 if compile_prog "" "" ; then
2645   accept4=yes
2646 fi
2647
2648 # check if tee/splice is there. vmsplice was added same time.
2649 splice=no
2650 cat > $TMPC << EOF
2651 #include <unistd.h>
2652 #include <fcntl.h>
2653 #include <limits.h>
2654
2655 int main(void)
2656 {
2657     int len, fd = 0;
2658     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2659     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2660     return 0;
2661 }
2662 EOF
2663 if compile_prog "" "" ; then
2664   splice=yes
2665 fi
2666
2667 ##########################################
2668 # signalfd probe
2669 signalfd="no"
2670 cat > $TMPC << EOF
2671 #include <unistd.h>
2672 #include <sys/syscall.h>
2673 #include <signal.h>
2674 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2675 EOF
2676
2677 if compile_prog "" "" ; then
2678   signalfd=yes
2679 fi
2680
2681 # check if eventfd is supported
2682 eventfd=no
2683 cat > $TMPC << EOF
2684 #include <sys/eventfd.h>
2685
2686 int main(void)
2687 {
2688     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2689 }
2690 EOF
2691 if compile_prog "" "" ; then
2692   eventfd=yes
2693 fi
2694
2695 # check for fallocate
2696 fallocate=no
2697 cat > $TMPC << EOF
2698 #include <fcntl.h>
2699
2700 int main(void)
2701 {
2702     fallocate(0, 0, 0, 0);
2703     return 0;
2704 }
2705 EOF
2706 if compile_prog "" "" ; then
2707   fallocate=yes
2708 fi
2709
2710 # check for fallocate hole punching
2711 fallocate_punch_hole=no
2712 cat > $TMPC << EOF
2713 #include <fcntl.h>
2714 #include <linux/falloc.h>
2715
2716 int main(void)
2717 {
2718     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2719     return 0;
2720 }
2721 EOF
2722 if compile_prog "" "" ; then
2723   fallocate_punch_hole=yes
2724 fi
2725
2726 # check for sync_file_range
2727 sync_file_range=no
2728 cat > $TMPC << EOF
2729 #include <fcntl.h>
2730
2731 int main(void)
2732 {
2733     sync_file_range(0, 0, 0, 0);
2734     return 0;
2735 }
2736 EOF
2737 if compile_prog "" "" ; then
2738   sync_file_range=yes
2739 fi
2740
2741 # check for linux/fiemap.h and FS_IOC_FIEMAP
2742 fiemap=no
2743 cat > $TMPC << EOF
2744 #include <sys/ioctl.h>
2745 #include <linux/fs.h>
2746 #include <linux/fiemap.h>
2747
2748 int main(void)
2749 {
2750     ioctl(0, FS_IOC_FIEMAP, 0);
2751     return 0;
2752 }
2753 EOF
2754 if compile_prog "" "" ; then
2755   fiemap=yes
2756 fi
2757
2758 # check for dup3
2759 dup3=no
2760 cat > $TMPC << EOF
2761 #include <unistd.h>
2762
2763 int main(void)
2764 {
2765     dup3(0, 0, 0);
2766     return 0;
2767 }
2768 EOF
2769 if compile_prog "" "" ; then
2770   dup3=yes
2771 fi
2772
2773 # check for epoll support
2774 epoll=no
2775 cat > $TMPC << EOF
2776 #include <sys/epoll.h>
2777
2778 int main(void)
2779 {
2780     epoll_create(0);
2781     return 0;
2782 }
2783 EOF
2784 if compile_prog "" "" ; then
2785   epoll=yes
2786 fi
2787
2788 # epoll_create1 and epoll_pwait are later additions
2789 # so we must check separately for their presence
2790 epoll_create1=no
2791 cat > $TMPC << EOF
2792 #include <sys/epoll.h>
2793
2794 int main(void)
2795 {
2796     /* Note that we use epoll_create1 as a value, not as
2797      * a function being called. This is necessary so that on
2798      * old SPARC glibc versions where the function was present in
2799      * the library but not declared in the header file we will
2800      * fail the configure check. (Otherwise we will get a compiler
2801      * warning but not an error, and will proceed to fail the
2802      * qemu compile where we compile with -Werror.)
2803      */
2804     return (int)(uintptr_t)&epoll_create1;
2805 }
2806 EOF
2807 if compile_prog "" "" ; then
2808   epoll_create1=yes
2809 fi
2810
2811 epoll_pwait=no
2812 cat > $TMPC << EOF
2813 #include <sys/epoll.h>
2814
2815 int main(void)
2816 {
2817     epoll_pwait(0, 0, 0, 0, 0);
2818     return 0;
2819 }
2820 EOF
2821 if compile_prog "" "" ; then
2822   epoll_pwait=yes
2823 fi
2824
2825 # check for sendfile support
2826 sendfile=no
2827 cat > $TMPC << EOF
2828 #include <sys/sendfile.h>
2829
2830 int main(void)
2831 {
2832     return sendfile(0, 0, 0, 0);
2833 }
2834 EOF
2835 if compile_prog "" "" ; then
2836   sendfile=yes
2837 fi
2838
2839 # Check if tools are available to build documentation.
2840 if test "$docs" != "no" ; then
2841   if has makeinfo && has pod2man; then
2842     docs=yes
2843   else
2844     if test "$docs" = "yes" ; then
2845       feature_not_found "docs"
2846     fi
2847     docs=no
2848   fi
2849 fi
2850
2851 # Search for bswap_32 function
2852 byteswap_h=no
2853 cat > $TMPC << EOF
2854 #include <byteswap.h>
2855 int main(void) { return bswap_32(0); }
2856 EOF
2857 if compile_prog "" "" ; then
2858   byteswap_h=yes
2859 fi
2860
2861 # Search for bswap32 function
2862 bswap_h=no
2863 cat > $TMPC << EOF
2864 #include <sys/endian.h>
2865 #include <sys/types.h>
2866 #include <machine/bswap.h>
2867 int main(void) { return bswap32(0); }
2868 EOF
2869 if compile_prog "" "" ; then
2870   bswap_h=yes
2871 fi
2872
2873 ##########################################
2874 # Do we have libiscsi
2875 # We check for iscsi_unmap_sync() to make sure we have a
2876 # recent enough version of libiscsi.
2877 if test "$libiscsi" != "no" ; then
2878   cat > $TMPC << EOF
2879 #include <stdio.h>
2880 #include <iscsi/iscsi.h>
2881 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
2882 EOF
2883   if $pkg_config --atleast-version=1.7.0 libiscsi --modversion >/dev/null 2>&1; then
2884     libiscsi="yes"
2885     libiscsi_cflags=$($pkg_config --cflags libiscsi 2>/dev/null)
2886     libiscsi_libs=$($pkg_config --libs libiscsi 2>/dev/null)
2887     CFLAGS="$CFLAGS $libiscsi_cflags"
2888     LIBS="$LIBS $libiscsi_libs"
2889   elif compile_prog "" "-liscsi" ; then
2890     libiscsi="yes"
2891     LIBS="$LIBS -liscsi"
2892   else
2893     if test "$libiscsi" = "yes" ; then
2894       feature_not_found "libiscsi"
2895     fi
2896     libiscsi="no"
2897   fi
2898 fi
2899
2900
2901 ##########################################
2902 # Do we need libm
2903 cat > $TMPC << EOF
2904 #include <math.h>
2905 int main(void) { return isnan(sin(0.0)); }
2906 EOF
2907 if compile_prog "" "" ; then
2908   :
2909 elif compile_prog "" "-lm" ; then
2910   LIBS="-lm $LIBS"
2911   libs_qga="-lm $libs_qga"
2912 else
2913   error_exit "libm check failed"
2914 fi
2915
2916 ##########################################
2917 # Do we need librt
2918 # uClibc provides 2 versions of clock_gettime(), one with realtime
2919 # support and one without. This means that the clock_gettime() don't
2920 # need -lrt. We still need it for timer_create() so we check for this
2921 # function in addition.
2922 cat > $TMPC <<EOF
2923 #include <signal.h>
2924 #include <time.h>
2925 int main(void) {
2926   timer_create(CLOCK_REALTIME, NULL, NULL);
2927   return clock_gettime(CLOCK_REALTIME, NULL);
2928 }
2929 EOF
2930
2931 if compile_prog "" "" ; then
2932   :
2933 # we need pthread for static linking. use previous pthread test result
2934 elif compile_prog "" "-lrt $pthread_lib" ; then
2935   LIBS="-lrt $LIBS"
2936   libs_qga="-lrt $libs_qga"
2937 fi
2938
2939 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
2940         "$aix" != "yes" -a "$haiku" != "yes" ; then
2941     libs_softmmu="-lutil $libs_softmmu"
2942 fi
2943
2944 ##########################################
2945 # spice probe
2946 if test "$spice" != "no" ; then
2947   cat > $TMPC << EOF
2948 #include <spice.h>
2949 int main(void) { spice_server_new(); return 0; }
2950 EOF
2951   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
2952   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
2953   if $pkg_config --atleast-version=0.12.0 spice-server >/dev/null 2>&1 && \
2954      $pkg_config --atleast-version=0.12.3 spice-protocol > /dev/null 2>&1 && \
2955      compile_prog "$spice_cflags" "$spice_libs" ; then
2956     spice="yes"
2957     libs_softmmu="$libs_softmmu $spice_libs"
2958     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
2959     spice_protocol_version=$($pkg_config --modversion spice-protocol)
2960     spice_server_version=$($pkg_config --modversion spice-server)
2961   else
2962     if test "$spice" = "yes" ; then
2963       feature_not_found "spice"
2964     fi
2965     spice="no"
2966   fi
2967 fi
2968
2969 # check for libcacard for smartcard support
2970 smartcard_cflags=""
2971 # TODO - what's the minimal nss version we support?
2972 if test "$smartcard_nss" != "no"; then
2973   cat > $TMPC << EOF
2974 #include <pk11pub.h>
2975 int main(void) { PK11_FreeSlot(0); return 0; }
2976 EOF
2977     smartcard_includes="-I\$(SRC_PATH)/libcacard"
2978     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
2979     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
2980     test_cflags="$libcacard_cflags"
2981     # The header files in nss < 3.13.3 have a bug which causes them to
2982     # emit a warning. If we're going to compile QEMU with -Werror, then
2983     # test that the headers don't have this bug. Otherwise we would pass
2984     # the configure test but fail to compile QEMU later.
2985     if test "$werror" = "yes"; then
2986         test_cflags="-Werror $test_cflags"
2987     fi
2988     if test -n "$libtool" &&
2989             $pkg_config --atleast-version=3.12.8 nss >/dev/null 2>&1 && \
2990       compile_prog "$test_cflags" "$libcacard_libs"; then
2991         smartcard_nss="yes"
2992         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
2993         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
2994         libs_softmmu="$libcacard_libs $libs_softmmu"
2995     else
2996         if test "$smartcard_nss" = "yes"; then
2997             feature_not_found "nss"
2998         fi
2999         smartcard_nss="no"
3000     fi
3001 fi
3002
3003 # check for libusb
3004 if test "$libusb" != "no" ; then
3005     if $pkg_config --atleast-version=1.0.13 libusb-1.0 >/dev/null 2>&1 ; then
3006         libusb="yes"
3007         usb="libusb"
3008         libusb_cflags=$($pkg_config --cflags libusb-1.0 2>/dev/null)
3009         libusb_libs=$($pkg_config --libs libusb-1.0 2>/dev/null)
3010         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3011         libs_softmmu="$libs_softmmu $libusb_libs"
3012     else
3013         if test "$libusb" = "yes"; then
3014             feature_not_found "libusb"
3015         fi
3016         libusb="no"
3017     fi
3018 fi
3019
3020 # check for usbredirparser for usb network redirection support
3021 if test "$usb_redir" != "no" ; then
3022     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5 >/dev/null 2>&1 ; then
3023         usb_redir="yes"
3024         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5 2>/dev/null)
3025         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5 2>/dev/null)
3026         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3027         libs_softmmu="$libs_softmmu $usb_redir_libs"
3028     else
3029         if test "$usb_redir" = "yes"; then
3030             feature_not_found "usb-redir"
3031         fi
3032         usb_redir="no"
3033     fi
3034 fi
3035
3036 ##########################################
3037
3038 ##########################################
3039 # check if we have fdatasync
3040
3041 fdatasync=no
3042 cat > $TMPC << EOF
3043 #include <unistd.h>
3044 int main(void) {
3045 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3046 return fdatasync(0);
3047 #else
3048 #error Not supported
3049 #endif
3050 }
3051 EOF
3052 if compile_prog "" "" ; then
3053     fdatasync=yes
3054 fi
3055
3056 ##########################################
3057 # check if we have madvise
3058
3059 madvise=no
3060 cat > $TMPC << EOF
3061 #include <sys/types.h>
3062 #include <sys/mman.h>
3063 #include <stddef.h>
3064 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3065 EOF
3066 if compile_prog "" "" ; then
3067     madvise=yes
3068 fi
3069
3070 ##########################################
3071 # check if we have posix_madvise
3072
3073 posix_madvise=no
3074 cat > $TMPC << EOF
3075 #include <sys/mman.h>
3076 #include <stddef.h>
3077 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3078 EOF
3079 if compile_prog "" "" ; then
3080     posix_madvise=yes
3081 fi
3082
3083 ##########################################
3084 # check if we have usable SIGEV_THREAD_ID
3085
3086 sigev_thread_id=no
3087 cat > $TMPC << EOF
3088 #include <signal.h>
3089 int main(void) {
3090   struct sigevent ev;
3091   ev.sigev_notify = SIGEV_THREAD_ID;
3092   ev._sigev_un._tid = 0;
3093   asm volatile("" : : "g"(&ev));
3094   return 0;
3095 }
3096 EOF
3097 if compile_prog "" "" ; then
3098     sigev_thread_id=yes
3099 fi
3100
3101 ##########################################
3102 # check if trace backend exists
3103
3104 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3105 if test "$?" -ne 0 ; then
3106   error_exit "invalid trace backend" \
3107       "Please choose a supported trace backend."
3108 fi
3109
3110 ##########################################
3111 # For 'ust' backend, test if ust headers are present
3112 if test "$trace_backend" = "ust"; then
3113   cat > $TMPC << EOF
3114 #include <ust/tracepoint.h>
3115 #include <ust/marker.h>
3116 int main(void) { return 0; }
3117 EOF
3118   if compile_prog "" "" ; then
3119     LIBS="-lust -lurcu-bp $LIBS"
3120     libs_qga="-lust -lurcu-bp $libs_qga"
3121   else
3122     error_exit "Trace backend 'ust' missing libust header files"
3123   fi
3124 fi
3125
3126 ##########################################
3127 # For 'dtrace' backend, test if 'dtrace' command is present
3128 if test "$trace_backend" = "dtrace"; then
3129   if ! has 'dtrace' ; then
3130     error_exit "dtrace command is not found in PATH $PATH"
3131   fi
3132   trace_backend_stap="no"
3133   if has 'stap' ; then
3134     trace_backend_stap="yes"
3135   fi
3136 fi
3137
3138 ##########################################
3139 # check and set a backend for coroutine
3140
3141 # We prefer ucontext, but it's not always possible. The fallback
3142 # is sigcontext. gthread is not selectable except explicitly, because
3143 # it is not functional enough to run QEMU proper. (It is occasionally
3144 # useful for debugging purposes.)  On Windows the only valid backend
3145 # is the Windows-specific one.
3146
3147 ucontext_works=no
3148 if test "$darwin" != "yes"; then
3149   cat > $TMPC << EOF
3150 #include <ucontext.h>
3151 #ifdef __stub_makecontext
3152 #error Ignoring glibc stub makecontext which will always fail
3153 #endif
3154 int main(void) { makecontext(0, 0, 0); return 0; }
3155 EOF
3156   if compile_prog "" "" ; then
3157     ucontext_works=yes
3158   fi
3159 fi
3160
3161 if test "$coroutine" = ""; then
3162   if test "$mingw32" = "yes"; then
3163     coroutine=win32
3164   elif test "$ucontext_works" = "yes"; then
3165     coroutine=ucontext
3166   else
3167     coroutine=sigaltstack
3168   fi
3169 else
3170   case $coroutine in
3171   windows)
3172     if test "$mingw32" != "yes"; then
3173       error_exit "'windows' coroutine backend only valid for Windows"
3174     fi
3175     # Unfortunately the user visible backend name doesn't match the
3176     # coroutine-*.c filename for this case, so we have to adjust it here.
3177     coroutine=win32
3178     ;;
3179   ucontext)
3180     if test "$ucontext_works" != "yes"; then
3181       feature_not_found "ucontext"
3182     fi
3183     ;;
3184   gthread|sigaltstack)
3185     if test "$mingw32" = "yes"; then
3186       error_exit "only the 'windows' coroutine backend is valid for Windows"
3187     fi
3188     ;;
3189   *)
3190     error_exit "unknown coroutine backend $coroutine"
3191     ;;
3192   esac
3193 fi
3194
3195 ##########################################
3196 # check if we have open_by_handle_at
3197
3198 open_by_handle_at=no
3199 cat > $TMPC << EOF
3200 #include <fcntl.h>
3201 #if !defined(AT_EMPTY_PATH)
3202 # error missing definition
3203 #else
3204 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3205 #endif
3206 EOF
3207 if compile_prog "" "" ; then
3208     open_by_handle_at=yes
3209 fi
3210
3211 ########################################
3212 # check if we have linux/magic.h
3213
3214 linux_magic_h=no
3215 cat > $TMPC << EOF
3216 #include <linux/magic.h>
3217 int main(void) {
3218   return 0;
3219 }
3220 EOF
3221 if compile_prog "" "" ; then
3222     linux_magic_h=yes
3223 fi
3224
3225 ########################################
3226 # check whether we can disable warning option with a pragma (this is needed
3227 # to silence warnings in the headers of some versions of external libraries).
3228 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3229 # only a warning.
3230 #
3231 # If we can't selectively disable warning in the code, disable -Werror so that
3232 # the build doesn't fail anyway.
3233
3234 pragma_disable_unused_but_set=no
3235 cat > $TMPC << EOF
3236 #pragma GCC diagnostic push
3237 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3238 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3239 #pragma GCC diagnostic pop
3240
3241 int main(void) {
3242     return 0;
3243 }
3244 EOF
3245 if compile_prog "-Werror" "" ; then
3246     pragma_diagnostic_available=yes
3247 else
3248     werror=no
3249 fi
3250
3251 ########################################
3252 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3253
3254 valgrind_h=no
3255 cat > $TMPC << EOF
3256 #include <valgrind/valgrind.h>
3257 #include <valgrind/memcheck.h>
3258 int main(void) {
3259   return 0;
3260 }
3261 EOF
3262 if compile_prog "" "" ; then
3263     valgrind_h=yes
3264 fi
3265
3266 ########################################
3267 # check if environ is declared
3268
3269 has_environ=no
3270 cat > $TMPC << EOF
3271 #include <unistd.h>
3272 int main(void) {
3273     environ = 0;
3274     return 0;
3275 }
3276 EOF
3277 if compile_prog "" "" ; then
3278     has_environ=yes
3279 fi
3280
3281 ########################################
3282 # check if cpuid.h is usable.
3283
3284 cpuid_h=no
3285 cat > $TMPC << EOF
3286 #include <cpuid.h>
3287 int main(void) {
3288   return 0;
3289 }
3290 EOF
3291 if compile_prog "" "" ; then
3292     cpuid_h=yes
3293 fi
3294
3295 ########################################
3296 # check if __[u]int128_t is usable.
3297
3298 int128=no
3299 cat > $TMPC << EOF
3300 __int128_t a;
3301 __uint128_t b;
3302 int main (void) {
3303   a = a + b;
3304   b = a * b;
3305   return 0;
3306 }
3307 EOF
3308 if compile_prog "" "" ; then
3309     int128=yes
3310 fi
3311
3312 ########################################
3313 # check if getauxval is available.
3314
3315 getauxval=no
3316 cat > $TMPC << EOF
3317 #include <sys/auxv.h>
3318 int main(void) {
3319   return getauxval(AT_HWCAP) == 0;
3320 }
3321 EOF
3322 if compile_prog "" "" ; then
3323     getauxval=yes
3324 fi
3325
3326 ##########################################
3327 # End of CC checks
3328 # After here, no more $cc or $ld runs
3329
3330 if test "$gcov" = "yes" ; then
3331   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3332   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3333 elif test "$debug" = "no" ; then
3334   CFLAGS="-O2 -D_FORTIFY_SOURCE=2 $CFLAGS"
3335 fi
3336
3337
3338 # Disable zero malloc errors for official releases unless explicitly told to
3339 # enable/disable
3340 if test -z "$zero_malloc" ; then
3341     if test "$z_version" = "50" ; then
3342         zero_malloc="no"
3343     else
3344         zero_malloc="yes"
3345     fi
3346 fi
3347
3348 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3349 if test "$werror" = "yes"; then
3350     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3351 fi
3352
3353 if test "$solaris" = "no" ; then
3354     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3355         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3356     fi
3357 fi
3358
3359 # test if pod2man has --utf8 option
3360 if pod2man --help | grep -q utf8; then
3361     POD2MAN="pod2man --utf8"
3362 else
3363     POD2MAN="pod2man"
3364 fi
3365
3366 # Use ASLR, no-SEH and DEP if available
3367 if test "$mingw32" = "yes" ; then
3368     for flag in --dynamicbase --no-seh --nxcompat; do
3369         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3370             LDFLAGS="-Wl,$flag $LDFLAGS"
3371         fi
3372     done
3373 fi
3374
3375 qemu_confdir=$sysconfdir$confsuffix
3376 qemu_datadir=$datadir$confsuffix
3377 qemu_localedir="$datadir/locale"
3378
3379 tools=""
3380 if test "$want_tools" = "yes" ; then
3381   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3382   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3383     tools="qemu-nbd\$(EXESUF) $tools"
3384   fi
3385 fi
3386 if test "$softmmu" = yes ; then
3387   if test "$virtfs" != no ; then
3388     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3389       virtfs=yes
3390       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3391     else
3392       if test "$virtfs" = yes; then
3393         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3394       fi
3395       virtfs=no
3396     fi
3397   fi
3398   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3399     if [ "$guest_agent" = "yes" ]; then
3400       tools="qemu-ga\$(EXESUF) $tools"
3401     fi
3402   fi
3403 fi
3404
3405 # Mac OS X ships with a broken assembler
3406 roms=
3407 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3408         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3409         "$softmmu" = yes ; then
3410   roms="optionrom"
3411 fi
3412 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3413   roms="$roms spapr-rtas"
3414 fi
3415
3416 if test "$cpu" = "s390x" ; then
3417   roms="$roms s390-ccw"
3418 fi
3419
3420 # add pixman flags after all config tests are done
3421 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3422 libs_softmmu="$libs_softmmu $pixman_libs"
3423
3424 echo "Install prefix    $prefix"
3425 echo "BIOS directory    `eval echo $qemu_datadir`"
3426 echo "binary directory  `eval echo $bindir`"
3427 echo "library directory `eval echo $libdir`"
3428 echo "libexec directory `eval echo $libexecdir`"
3429 echo "include directory `eval echo $includedir`"
3430 echo "config directory  `eval echo $sysconfdir`"
3431 if test "$mingw32" = "no" ; then
3432 echo "local state directory   `eval echo $local_statedir`"
3433 echo "Manual directory  `eval echo $mandir`"
3434 echo "ELF interp prefix $interp_prefix"
3435 else
3436 echo "local state directory   queried at runtime"
3437 fi
3438 echo "Source path       $source_path"
3439 echo "C compiler        $cc"
3440 echo "Host C compiler   $host_cc"
3441 echo "Objective-C compiler $objcc"
3442 echo "CFLAGS            $CFLAGS"
3443 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3444 echo "LDFLAGS           $LDFLAGS"
3445 echo "make              $make"
3446 echo "install           $install"
3447 echo "python            $python"
3448 if test "$slirp" = "yes" ; then
3449     echo "smbd              $smbd"
3450 fi
3451 echo "host CPU          $cpu"
3452 echo "host big endian   $bigendian"
3453 echo "target list       $target_list"
3454 echo "tcg debug enabled $debug_tcg"
3455 echo "gprof enabled     $gprof"
3456 echo "sparse enabled    $sparse"
3457 echo "strip binaries    $strip_opt"
3458 echo "profiler          $profiler"
3459 echo "static build      $static"
3460 echo "-Werror enabled   $werror"
3461 if test "$darwin" = "yes" ; then
3462     echo "Cocoa support     $cocoa"
3463 fi
3464 echo "pixman            $pixman"
3465 echo "SDL support       $sdl"
3466 echo "GTK support       $gtk"
3467 echo "curses support    $curses"
3468 echo "curl support      $curl"
3469 echo "mingw32 support   $mingw32"
3470 echo "Audio drivers     $audio_drv_list"
3471 echo "Block whitelist   $block_drv_whitelist"
3472 echo "Mixer emulation   $mixemu"
3473 echo "VirtFS support    $virtfs"
3474 echo "VNC support       $vnc"
3475 if test "$vnc" = "yes" ; then
3476     echo "VNC TLS support   $vnc_tls"
3477     echo "VNC SASL support  $vnc_sasl"
3478     echo "VNC JPEG support  $vnc_jpeg"
3479     echo "VNC PNG support   $vnc_png"
3480     echo "VNC WS support    $vnc_ws"
3481 fi
3482 if test -n "$sparc_cpu"; then
3483     echo "Target Sparc Arch $sparc_cpu"
3484 fi
3485 echo "xen support       $xen"
3486 echo "brlapi support    $brlapi"
3487 echo "bluez  support    $bluez"
3488 echo "Documentation     $docs"
3489 [ ! -z "$uname_release" ] && \
3490 echo "uname -r          $uname_release"
3491 echo "NPTL support      $nptl"
3492 echo "GUEST_BASE        $guest_base"
3493 echo "PIE               $pie"
3494 echo "vde support       $vde"
3495 echo "Linux AIO support $linux_aio"
3496 echo "ATTR/XATTR support $attr"
3497 echo "Install blobs     $blobs"
3498 echo "KVM support       $kvm"
3499 echo "TCG interpreter   $tcg_interpreter"
3500 echo "fdt support       $fdt"
3501 echo "preadv support    $preadv"
3502 echo "fdatasync         $fdatasync"
3503 echo "madvise           $madvise"
3504 echo "posix_madvise     $posix_madvise"
3505 echo "sigev_thread_id   $sigev_thread_id"
3506 echo "uuid support      $uuid"
3507 echo "libcap-ng support $cap_ng"
3508 echo "vhost-net support $vhost_net"
3509 echo "vhost-scsi support $vhost_scsi"
3510 echo "Trace backend     $trace_backend"
3511 echo "Trace output file $trace_file-<pid>"
3512 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3513 echo "rbd support       $rbd"
3514 echo "xfsctl support    $xfs"
3515 echo "nss used          $smartcard_nss"
3516 echo "libusb            $libusb"
3517 echo "usb net redir     $usb_redir"
3518 echo "GLX support       $glx"
3519 echo "libiscsi support  $libiscsi"
3520 echo "build guest agent $guest_agent"
3521 echo "seccomp support   $seccomp"
3522 echo "coroutine backend $coroutine"
3523 echo "GlusterFS support $glusterfs"
3524 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3525 echo "gcov              $gcov_tool"
3526 echo "gcov enabled      $gcov"
3527 echo "TPM support       $tpm"
3528 echo "libssh2 support   $libssh2"
3529 echo "TPM passthrough   $tpm_passthrough"
3530 echo "QOM debugging     $qom_cast_debug"
3531
3532 if test "$sdl_too_old" = "yes"; then
3533 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3534 fi
3535
3536 config_host_mak="config-host.mak"
3537 config_host_ld="config-host.ld"
3538
3539 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3540
3541 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3542 printf "# Configured with:" >> $config_host_mak
3543 printf " '%s'" "$0" "$@" >> $config_host_mak
3544 echo >> $config_host_mak
3545
3546 echo all: >> $config_host_mak
3547 echo "prefix=$prefix" >> $config_host_mak
3548 echo "bindir=$bindir" >> $config_host_mak
3549 echo "libdir=$libdir" >> $config_host_mak
3550 echo "libexecdir=$libexecdir" >> $config_host_mak
3551 echo "includedir=$includedir" >> $config_host_mak
3552 echo "mandir=$mandir" >> $config_host_mak
3553 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3554 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3555 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3556 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3557 if test "$mingw32" = "no" ; then
3558   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3559 fi
3560 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3561 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3562 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3563 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3564 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3565
3566 echo "ARCH=$ARCH" >> $config_host_mak
3567
3568 case "$cpu" in
3569   arm|i386|x86_64|ppc)
3570     # The TCG interpreter currently does not support ld/st optimization.
3571     if test "$tcg_interpreter" = "no" ; then
3572         echo "CONFIG_QEMU_LDST_OPTIMIZATION=y" >> $config_host_mak
3573     fi
3574   ;;
3575 esac
3576 if test "$debug_tcg" = "yes" ; then
3577   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3578 fi
3579 if test "$strip_opt" = "yes" ; then
3580   echo "STRIP=${strip}" >> $config_host_mak
3581 fi
3582 if test "$bigendian" = "yes" ; then
3583   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3584 fi
3585 if test "$mingw32" = "yes" ; then
3586   echo "CONFIG_WIN32=y" >> $config_host_mak
3587   rc_version=`cat $source_path/VERSION`
3588   version_major=${rc_version%%.*}
3589   rc_version=${rc_version#*.}
3590   version_minor=${rc_version%%.*}
3591   rc_version=${rc_version#*.}
3592   version_subminor=${rc_version%%.*}
3593   version_micro=0
3594   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3595   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3596 else
3597   echo "CONFIG_POSIX=y" >> $config_host_mak
3598 fi
3599
3600 if test "$linux" = "yes" ; then
3601   echo "CONFIG_LINUX=y" >> $config_host_mak
3602 fi
3603
3604 if test "$darwin" = "yes" ; then
3605   echo "CONFIG_DARWIN=y" >> $config_host_mak
3606 fi
3607
3608 if test "$aix" = "yes" ; then
3609   echo "CONFIG_AIX=y" >> $config_host_mak
3610 fi
3611
3612 if test "$solaris" = "yes" ; then
3613   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3614   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3615   if test "$needs_libsunmath" = "yes" ; then
3616     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3617   fi
3618 fi
3619 if test "$haiku" = "yes" ; then
3620   echo "CONFIG_HAIKU=y" >> $config_host_mak
3621 fi
3622 if test "$static" = "yes" ; then
3623   echo "CONFIG_STATIC=y" >> $config_host_mak
3624 fi
3625 if test "$profiler" = "yes" ; then
3626   echo "CONFIG_PROFILER=y" >> $config_host_mak
3627 fi
3628 if test "$slirp" = "yes" ; then
3629   echo "CONFIG_SLIRP=y" >> $config_host_mak
3630   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3631 fi
3632 if test "$vde" = "yes" ; then
3633   echo "CONFIG_VDE=y" >> $config_host_mak
3634 fi
3635 if test "$cap_ng" = "yes" ; then
3636   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3637 fi
3638 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3639 for drv in $audio_drv_list; do
3640     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3641     echo "$def=y" >> $config_host_mak
3642     if test "$drv" = "fmod"; then
3643         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3644     fi
3645 done
3646 if test "$audio_pt_int" = "yes" ; then
3647   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3648 fi
3649 if test "$audio_win_int" = "yes" ; then
3650   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3651 fi
3652 echo "CONFIG_BDRV_WHITELIST=$block_drv_whitelist" >> $config_host_mak
3653 if test "$mixemu" = "yes" ; then
3654   echo "CONFIG_MIXEMU=y" >> $config_host_mak
3655 fi
3656 if test "$vnc" = "yes" ; then
3657   echo "CONFIG_VNC=y" >> $config_host_mak
3658 fi
3659 if test "$vnc_tls" = "yes" ; then
3660   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3661 fi
3662 if test "$vnc_sasl" = "yes" ; then
3663   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3664 fi
3665 if test "$vnc_jpeg" = "yes" ; then
3666   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3667 fi
3668 if test "$vnc_png" = "yes" ; then
3669   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3670 fi
3671 if test "$vnc_ws" = "yes" ; then
3672   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3673   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3674 fi
3675 if test "$fnmatch" = "yes" ; then
3676   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3677 fi
3678 if test "$uuid" = "yes" ; then
3679   echo "CONFIG_UUID=y" >> $config_host_mak
3680 fi
3681 if test "$xfs" = "yes" ; then
3682   echo "CONFIG_XFS=y" >> $config_host_mak
3683 fi
3684 qemu_version=`head $source_path/VERSION`
3685 echo "VERSION=$qemu_version" >>$config_host_mak
3686 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3687 echo "SRC_PATH=$source_path" >> $config_host_mak
3688 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3689 if [ "$docs" = "yes" ] ; then
3690   echo "BUILD_DOCS=yes" >> $config_host_mak
3691 fi
3692 if test "$sdl" = "yes" ; then
3693   echo "CONFIG_SDL=y" >> $config_host_mak
3694   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3695 fi
3696 if test "$cocoa" = "yes" ; then
3697   echo "CONFIG_COCOA=y" >> $config_host_mak
3698 fi
3699 if test "$curses" = "yes" ; then
3700   echo "CONFIG_CURSES=y" >> $config_host_mak
3701 fi
3702 if test "$atfile" = "yes" ; then
3703   echo "CONFIG_ATFILE=y" >> $config_host_mak
3704 fi
3705 if test "$utimens" = "yes" ; then
3706   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3707 fi
3708 if test "$pipe2" = "yes" ; then
3709   echo "CONFIG_PIPE2=y" >> $config_host_mak
3710 fi
3711 if test "$accept4" = "yes" ; then
3712   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3713 fi
3714 if test "$splice" = "yes" ; then
3715   echo "CONFIG_SPLICE=y" >> $config_host_mak
3716 fi
3717 if test "$eventfd" = "yes" ; then
3718   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3719 fi
3720 if test "$fallocate" = "yes" ; then
3721   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3722 fi
3723 if test "$fallocate_punch_hole" = "yes" ; then
3724   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3725 fi
3726 if test "$sync_file_range" = "yes" ; then
3727   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3728 fi
3729 if test "$fiemap" = "yes" ; then
3730   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3731 fi
3732 if test "$dup3" = "yes" ; then
3733   echo "CONFIG_DUP3=y" >> $config_host_mak
3734 fi
3735 if test "$epoll" = "yes" ; then
3736   echo "CONFIG_EPOLL=y" >> $config_host_mak
3737 fi
3738 if test "$epoll_create1" = "yes" ; then
3739   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3740 fi
3741 if test "$epoll_pwait" = "yes" ; then
3742   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3743 fi
3744 if test "$sendfile" = "yes" ; then
3745   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3746 fi
3747 if test "$inotify" = "yes" ; then
3748   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3749 fi
3750 if test "$inotify1" = "yes" ; then
3751   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3752 fi
3753 if test "$byteswap_h" = "yes" ; then
3754   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3755 fi
3756 if test "$bswap_h" = "yes" ; then
3757   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3758 fi
3759 if test "$curl" = "yes" ; then
3760   echo "CONFIG_CURL=y" >> $config_host_mak
3761   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3762 fi
3763 if test "$brlapi" = "yes" ; then
3764   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3765 fi
3766 if test "$bluez" = "yes" ; then
3767   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3768   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3769 fi
3770 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3771 if test "$gtk" = "yes" ; then
3772   echo "CONFIG_GTK=y" >> $config_host_mak
3773   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3774   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3775 fi
3776 if test "$xen" = "yes" ; then
3777   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
3778   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
3779 fi
3780 if test "$linux_aio" = "yes" ; then
3781   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
3782 fi
3783 if test "$attr" = "yes" ; then
3784   echo "CONFIG_ATTR=y" >> $config_host_mak
3785 fi
3786 if test "$libattr" = "yes" ; then
3787   echo "CONFIG_LIBATTR=y" >> $config_host_mak
3788 fi
3789 if test "$virtfs" = "yes" ; then
3790   echo "CONFIG_VIRTFS=y" >> $config_host_mak
3791 fi
3792 if test "$vhost_scsi" = "yes" ; then
3793   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
3794 fi
3795 if test "$blobs" = "yes" ; then
3796   echo "INSTALL_BLOBS=yes" >> $config_host_mak
3797 fi
3798 if test "$iovec" = "yes" ; then
3799   echo "CONFIG_IOVEC=y" >> $config_host_mak
3800 fi
3801 if test "$preadv" = "yes" ; then
3802   echo "CONFIG_PREADV=y" >> $config_host_mak
3803 fi
3804 if test "$fdt" = "yes" ; then
3805   echo "CONFIG_FDT=y" >> $config_host_mak
3806 fi
3807 if test "$signalfd" = "yes" ; then
3808   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
3809 fi
3810 if test "$tcg_interpreter" = "yes" ; then
3811   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
3812 fi
3813 if test "$fdatasync" = "yes" ; then
3814   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
3815 fi
3816 if test "$madvise" = "yes" ; then
3817   echo "CONFIG_MADVISE=y" >> $config_host_mak
3818 fi
3819 if test "$posix_madvise" = "yes" ; then
3820   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
3821 fi
3822 if test "$sigev_thread_id" = "yes" ; then
3823   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
3824 fi
3825
3826 if test "$spice" = "yes" ; then
3827   echo "CONFIG_SPICE=y" >> $config_host_mak
3828 fi
3829
3830 if test "$smartcard_nss" = "yes" ; then
3831   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
3832   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
3833   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
3834 fi
3835
3836 if test "$libusb" = "yes" ; then
3837   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
3838 fi
3839
3840 if test "$usb_redir" = "yes" ; then
3841   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
3842 fi
3843
3844 if test "$glx" = "yes" ; then
3845   echo "CONFIG_GLX=y" >> $config_host_mak
3846   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
3847 fi
3848
3849 if test "$libiscsi" = "yes" ; then
3850   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
3851 fi
3852
3853 if test "$seccomp" = "yes"; then
3854   echo "CONFIG_SECCOMP=y" >> $config_host_mak
3855 fi
3856
3857 # XXX: suppress that
3858 if [ "$bsd" = "yes" ] ; then
3859   echo "CONFIG_BSD=y" >> $config_host_mak
3860 fi
3861
3862 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
3863
3864 if test "$zero_malloc" = "yes" ; then
3865   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
3866 fi
3867 if test "$qom_cast_debug" = "yes" ; then
3868   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
3869 fi
3870 if test "$rbd" = "yes" ; then
3871   echo "CONFIG_RBD=y" >> $config_host_mak
3872 fi
3873
3874 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
3875
3876 if test "$open_by_handle_at" = "yes" ; then
3877   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
3878 fi
3879
3880 if test "$linux_magic_h" = "yes" ; then
3881   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
3882 fi
3883
3884 if test "$pragma_diagnostic_available" = "yes" ; then
3885   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
3886 fi
3887
3888 if test "$valgrind_h" = "yes" ; then
3889   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
3890 fi
3891
3892 if test "$has_environ" = "yes" ; then
3893   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
3894 fi
3895
3896 if test "$cpuid_h" = "yes" ; then
3897   echo "CONFIG_CPUID_H=y" >> $config_host_mak
3898 fi
3899
3900 if test "$int128" = "yes" ; then
3901   echo "CONFIG_INT128=y" >> $config_host_mak
3902 fi
3903
3904 if test "$getauxval" = "yes" ; then
3905   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
3906 fi
3907
3908 if test "$glusterfs" = "yes" ; then
3909   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
3910 fi
3911
3912 if test "$libssh2" = "yes" ; then
3913   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
3914 fi
3915
3916 if test "$virtio_blk_data_plane" = "yes" ; then
3917   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
3918 fi
3919
3920 # USB host support
3921 case "$usb" in
3922 linux)
3923   echo "HOST_USB=linux legacy" >> $config_host_mak
3924 ;;
3925 bsd)
3926   echo "HOST_USB=bsd" >> $config_host_mak
3927 ;;
3928 libusb)
3929   if test "$linux" = "yes"; then
3930     echo "HOST_USB=libusb linux legacy" >> $config_host_mak
3931   else
3932     echo "HOST_USB=libusb legacy" >> $config_host_mak
3933   fi
3934 ;;
3935 *)
3936   echo "HOST_USB=stub" >> $config_host_mak
3937 ;;
3938 esac
3939
3940 # TPM passthrough support?
3941 if test "$tpm" = "yes"; then
3942   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
3943   if test "$tpm_passthrough" = "yes"; then
3944     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
3945   fi
3946 fi
3947
3948 # use default implementation for tracing backend-specific routines
3949 trace_default=yes
3950 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
3951 if test "$trace_backend" = "nop"; then
3952   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
3953 fi
3954 if test "$trace_backend" = "simple"; then
3955   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
3956   trace_default=no
3957   # Set the appropriate trace file.
3958   trace_file="\"$trace_file-\" FMT_pid"
3959 fi
3960 if test "$trace_backend" = "stderr"; then
3961   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
3962   trace_default=no
3963 fi
3964 if test "$trace_backend" = "ust"; then
3965   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
3966 fi
3967 if test "$trace_backend" = "dtrace"; then
3968   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
3969   if test "$trace_backend_stap" = "yes" ; then
3970     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
3971   fi
3972 fi
3973 if test "$trace_backend" = "ftrace"; then
3974   if test "$linux" = "yes" ; then
3975     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
3976     trace_default=no
3977   else
3978     feature_not_found "ftrace(trace backend)"
3979   fi
3980 fi
3981 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
3982 if test "$trace_default" = "yes"; then
3983   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
3984 fi
3985
3986 if test "$tcg_interpreter" = "yes"; then
3987   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
3988 elif test "$ARCH" = "sparc64" ; then
3989   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
3990 elif test "$ARCH" = "s390x" ; then
3991   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
3992 elif test "$ARCH" = "x86_64" ; then
3993   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
3994 else
3995   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
3996 fi
3997 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
3998
3999 echo "TOOLS=$tools" >> $config_host_mak
4000 echo "ROMS=$roms" >> $config_host_mak
4001 echo "MAKE=$make" >> $config_host_mak
4002 echo "INSTALL=$install" >> $config_host_mak
4003 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4004 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4005 if test -n "$libtool"; then
4006   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4007   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4008 else
4009   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4010   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4011 fi
4012 echo "PYTHON=$python" >> $config_host_mak
4013 echo "CC=$cc" >> $config_host_mak
4014 echo "CC_I386=$cc_i386" >> $config_host_mak
4015 echo "HOST_CC=$host_cc" >> $config_host_mak
4016 echo "OBJCC=$objcc" >> $config_host_mak
4017 echo "AR=$ar" >> $config_host_mak
4018 echo "AS=$as" >> $config_host_mak
4019 echo "CPP=$cpp" >> $config_host_mak
4020 echo "OBJCOPY=$objcopy" >> $config_host_mak
4021 echo "LD=$ld" >> $config_host_mak
4022 echo "WINDRES=$windres" >> $config_host_mak
4023 echo "LIBTOOL=$libtool" >> $config_host_mak
4024 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4025 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4026 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4027 if test "$sparse" = "yes" ; then
4028   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4029   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4030   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4031 fi
4032 if test "$cross_prefix" != ""; then
4033   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4034 else
4035   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4036 fi
4037 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4038 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4039 echo "LIBS+=$LIBS" >> $config_host_mak
4040 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4041 echo "EXESUF=$EXESUF" >> $config_host_mak
4042 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4043 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4044 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4045 if test "$gcov" = "yes" ; then
4046   echo "CONFIG_GCOV=y" >> $config_host_mak
4047   echo "GCOV=$gcov_tool" >> $config_host_mak
4048 fi
4049
4050 # generate list of library paths for linker script
4051 $ld --verbose -v 2> /dev/null | grep SEARCH_DIR > ${config_host_ld}
4052
4053 # use included Linux headers
4054 if test "$linux" = "yes" ; then
4055   mkdir -p linux-headers
4056   case "$cpu" in
4057   i386|x86_64)
4058     linux_arch=x86
4059     ;;
4060   ppcemb|ppc|ppc64)
4061     linux_arch=powerpc
4062     ;;
4063   s390x)
4064     linux_arch=s390
4065     ;;
4066   *)
4067     # For most CPUs the kernel architecture name and QEMU CPU name match.
4068     linux_arch="$cpu"
4069     ;;
4070   esac
4071     # For non-KVM architectures we will not have asm headers
4072     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4073       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4074     fi
4075 fi
4076
4077 for target in $target_list; do
4078 target_dir="$target"
4079 config_target_mak=$target_dir/config-target.mak
4080 target_arch2=`echo $target | cut -d '-' -f 1`
4081 target_bigendian="no"
4082
4083 case "$target_arch2" in
4084   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4085   target_bigendian=yes
4086   ;;
4087 esac
4088 target_softmmu="no"
4089 target_user_only="no"
4090 target_linux_user="no"
4091 target_bsd_user="no"
4092 case "$target" in
4093   ${target_arch2}-softmmu)
4094     target_softmmu="yes"
4095     ;;
4096   ${target_arch2}-linux-user)
4097     if test "$linux" != "yes" ; then
4098       error_exit "Target '$target' is only available on a Linux host"
4099     fi
4100     target_user_only="yes"
4101     target_linux_user="yes"
4102     ;;
4103   ${target_arch2}-bsd-user)
4104     if test "$bsd" != "yes" ; then
4105       error_exit "Target '$target' is only available on a BSD host"
4106     fi
4107     target_user_only="yes"
4108     target_bsd_user="yes"
4109     ;;
4110   *)
4111     error_exit "Target '$target' not recognised"
4112     exit 1
4113     ;;
4114 esac
4115
4116 mkdir -p $target_dir
4117 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4118
4119 bflt="no"
4120 target_nptl="no"
4121 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_arch2/g"`
4122 gdb_xml_files=""
4123
4124 TARGET_ARCH="$target_arch2"
4125 TARGET_BASE_ARCH=""
4126 TARGET_ABI_DIR=""
4127
4128 case "$target_arch2" in
4129   i386)
4130   ;;
4131   x86_64)
4132     TARGET_BASE_ARCH=i386
4133   ;;
4134   alpha)
4135     target_nptl="yes"
4136   ;;
4137   arm|armeb)
4138     TARGET_ARCH=arm
4139     bflt="yes"
4140     target_nptl="yes"
4141     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4142   ;;
4143   cris)
4144     target_nptl="yes"
4145   ;;
4146   lm32)
4147   ;;
4148   m68k)
4149     bflt="yes"
4150     gdb_xml_files="cf-core.xml cf-fp.xml"
4151   ;;
4152   microblaze|microblazeel)
4153     TARGET_ARCH=microblaze
4154     bflt="yes"
4155     target_nptl="yes"
4156   ;;
4157   mips|mipsel)
4158     TARGET_ARCH=mips
4159     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4160     target_nptl="yes"
4161   ;;
4162   mipsn32|mipsn32el)
4163     TARGET_ARCH=mips64
4164     TARGET_BASE_ARCH=mips
4165     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4166     echo "TARGET_ABI32=y" >> $config_target_mak
4167   ;;
4168   mips64|mips64el)
4169     TARGET_ARCH=mips64
4170     TARGET_BASE_ARCH=mips
4171     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4172   ;;
4173   moxie)
4174   ;;
4175   or32)
4176     TARGET_ARCH=openrisc
4177     TARGET_BASE_ARCH=openrisc
4178   ;;
4179   ppc)
4180     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4181     target_nptl="yes"
4182   ;;
4183   ppcemb)
4184     TARGET_BASE_ARCH=ppc
4185     TARGET_ABI_DIR=ppc
4186     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4187     target_nptl="yes"
4188   ;;
4189   ppc64)
4190     TARGET_BASE_ARCH=ppc
4191     TARGET_ABI_DIR=ppc
4192     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4193   ;;
4194   ppc64abi32)
4195     TARGET_ARCH=ppc64
4196     TARGET_BASE_ARCH=ppc
4197     TARGET_ABI_DIR=ppc
4198     echo "TARGET_ABI32=y" >> $config_target_mak
4199     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4200   ;;
4201   sh4|sh4eb)
4202     TARGET_ARCH=sh4
4203     bflt="yes"
4204     target_nptl="yes"
4205   ;;
4206   sparc)
4207   ;;
4208   sparc64)
4209     TARGET_BASE_ARCH=sparc
4210   ;;
4211   sparc32plus)
4212     TARGET_ARCH=sparc64
4213     TARGET_BASE_ARCH=sparc
4214     TARGET_ABI_DIR=sparc
4215     echo "TARGET_ABI32=y" >> $config_target_mak
4216   ;;
4217   s390x)
4218     target_nptl="yes"
4219   ;;
4220   unicore32)
4221   ;;
4222   xtensa|xtensaeb)
4223     TARGET_ARCH=xtensa
4224   ;;
4225   *)
4226     error_exit "Unsupported target CPU"
4227   ;;
4228 esac
4229 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4230 if [ "$TARGET_BASE_ARCH" = "" ]; then
4231   TARGET_BASE_ARCH=$TARGET_ARCH
4232 fi
4233
4234 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4235
4236 upper() {
4237     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4238 }
4239
4240 echo "TARGET_ARCH=$TARGET_ARCH" >> $config_target_mak
4241 target_arch_name="`upper $TARGET_ARCH`"
4242 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4243 echo "TARGET_ARCH2=$target_arch2" >> $config_target_mak
4244 echo "TARGET_TYPE=TARGET_TYPE_`upper $target_arch2`" >> $config_target_mak
4245 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4246 if [ "$TARGET_ABI_DIR" = "" ]; then
4247   TARGET_ABI_DIR=$TARGET_ARCH
4248 fi
4249 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4250 case "$target_arch2" in
4251   i386|x86_64)
4252     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4253       echo "CONFIG_XEN=y" >> $config_target_mak
4254       if test "$xen_pci_passthrough" = yes; then
4255         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4256       fi
4257     fi
4258     ;;
4259   *)
4260 esac
4261 case "$target_arch2" in
4262   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4263     # Make sure the target and host cpus are compatible
4264     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4265       \( "$target_arch2" = "$cpu" -o \
4266       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4267       \( "$target_arch2" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4268       \( "$target_arch2" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4269       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4270       \( "$target_arch2" = "x86_64" -a "$cpu" = "i386"   \) -o \
4271       \( "$target_arch2" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4272       echo "CONFIG_KVM=y" >> $config_target_mak
4273       if test "$vhost_net" = "yes" ; then
4274         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4275       fi
4276     fi
4277 esac
4278 case "$target_arch2" in
4279   i386|x86_64)
4280     echo "CONFIG_HAVE_GET_MEMORY_MAPPING=y" >> $config_target_mak
4281 esac
4282 if test "$target_bigendian" = "yes" ; then
4283   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4284 fi
4285 if test "$target_softmmu" = "yes" ; then
4286   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4287   case "$target_arch2" in
4288     i386|x86_64)
4289       echo "CONFIG_HAVE_CORE_DUMP=y" >> $config_target_mak
4290   esac
4291 fi
4292 if test "$target_user_only" = "yes" ; then
4293   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4294   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4295 fi
4296 if test "$target_linux_user" = "yes" ; then
4297   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4298 fi
4299 list=""
4300 if test ! -z "$gdb_xml_files" ; then
4301   for x in $gdb_xml_files; do
4302     list="$list $source_path/gdb-xml/$x"
4303   done
4304   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4305 fi
4306
4307 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4308   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4309 fi
4310 if test "$target_user_only" = "yes" \
4311         -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then
4312   echo "CONFIG_USE_NPTL=y" >> $config_target_mak
4313 fi
4314 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4315   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4316 fi
4317 if test "$target_bsd_user" = "yes" ; then
4318   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4319 fi
4320
4321 # generate QEMU_CFLAGS/LDFLAGS for targets
4322
4323 cflags=""
4324 ldflags=""
4325
4326 for i in $ARCH $TARGET_BASE_ARCH ; do
4327   case "$i" in
4328   alpha)
4329     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4330     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4331   ;;
4332   arm)
4333     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4334     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4335   ;;
4336   cris)
4337     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4338     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4339   ;;
4340   hppa)
4341     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4342     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4343   ;;
4344   i386|x86_64)
4345     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4346     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4347   ;;
4348   ia64*)
4349     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4350     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4351   ;;
4352   lm32)
4353     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4354     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4355   ;;
4356   m68k)
4357     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4358     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4359   ;;
4360   microblaze*)
4361     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4362     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4363   ;;
4364   mips*)
4365     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4366     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4367   ;;
4368   moxie*)
4369     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4370     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4371   ;;
4372   or32)
4373     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4374     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4375   ;;
4376   ppc*)
4377     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4378     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4379   ;;
4380   s390*)
4381     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4382     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4383   ;;
4384   sh4)
4385     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4386     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4387   ;;
4388   sparc*)
4389     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4390     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4391   ;;
4392   xtensa*)
4393     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4394     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4395   ;;
4396   esac
4397 done
4398 if test "$tcg_interpreter" = "yes" ; then
4399   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4400   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4401 fi
4402
4403 case "$ARCH" in
4404 alpha)
4405   # Ensure there's only a single GP
4406   cflags="-msmall-data $cflags"
4407 ;;
4408 esac
4409
4410 if test "$gprof" = "yes" ; then
4411   echo "TARGET_GPROF=yes" >> $config_target_mak
4412   if test "$target_linux_user" = "yes" ; then
4413     cflags="-p $cflags"
4414     ldflags="-p $ldflags"
4415   fi
4416   if test "$target_softmmu" = "yes" ; then
4417     ldflags="-p $ldflags"
4418     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4419   fi
4420 fi
4421
4422 if test "$ARCH" = "tci"; then
4423   linker_script=""
4424 else
4425   linker_script="-Wl,-T../config-host.ld -Wl,-T,\$(SRC_PATH)/ldscripts/\$(ARCH).ld"
4426 fi
4427
4428 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4429   case "$ARCH" in
4430   alpha | s390x)
4431     # The default placement of the application is fine.
4432     ;;
4433   *)
4434     ldflags="$linker_script $ldflags"
4435     ;;
4436   esac
4437 fi
4438
4439 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4440 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4441
4442 done # for target in $targets
4443
4444 if [ "$pixman" = "internal" ]; then
4445   echo "config-host.h: subdir-pixman" >> $config_host_mak
4446 fi
4447
4448 if [ "$dtc_internal" = "yes" ]; then
4449   echo "config-host.h: subdir-dtc" >> $config_host_mak
4450 fi
4451
4452 # build tree in object directory in case the source is not in the current directory
4453 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos"
4454 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4455 DIRS="$DIRS roms/seabios roms/vgabios"
4456 DIRS="$DIRS qapi-generated"
4457 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4458 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4459 FILES="$FILES tests/tcg/lm32/Makefile po/Makefile"
4460 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4461 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4462 FILES="$FILES pc-bios/s390-ccw/Makefile"
4463 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4464 FILES="$FILES pc-bios/qemu-icon.bmp"
4465 for bios_file in \
4466     $source_path/pc-bios/*.bin \
4467     $source_path/pc-bios/*.aml \
4468     $source_path/pc-bios/*.rom \
4469     $source_path/pc-bios/*.dtb \
4470     $source_path/pc-bios/*.img \
4471     $source_path/pc-bios/openbios-* \
4472     $source_path/pc-bios/palcode-*
4473 do
4474     FILES="$FILES pc-bios/`basename $bios_file`"
4475 done
4476 mkdir -p $DIRS
4477 for f in $FILES ; do
4478     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4479         symlink "$source_path/$f" "$f"
4480     fi
4481 done
4482
4483 # temporary config to build submodules
4484 for rom in seabios vgabios ; do
4485     config_mak=roms/$rom/config.mak
4486     echo "# Automatically generated by configure - do not modify" > $config_mak
4487     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4488     echo "AS=$as" >> $config_mak
4489     echo "CC=$cc" >> $config_mak
4490     echo "BCC=bcc" >> $config_mak
4491     echo "CPP=$cpp" >> $config_mak
4492     echo "OBJCOPY=objcopy" >> $config_mak
4493     echo "IASL=iasl" >> $config_mak
4494     echo "LD=$ld" >> $config_mak
4495 done
4496
4497 if test "$docs" = "yes" ; then
4498   mkdir -p QMP
4499 fi