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 <[email protected]>
  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 do_cc() {
  31     # Run the compiler, capturing its output to the log.
  32     echo $cc "$@" >> config.log
  33     $cc "$@" >> config.log 2>&1 || return $?
  34     # Test passed. If this is an --enable-werror build, rerun
  35     # the test with -Werror and bail out if it fails. This
  36     # makes warning-generating-errors in configure test code
  37     # obvious to developers.
  38     if test "$werror" != "yes"; then
  39         return 0
  40     fi
  41     # Don't bother rerunning the compile if we were already using -Werror
  42     case "$*" in
  43         *-Werror*)
  44            return 0
  45         ;;
  46     esac
  47     echo $cc -Werror "$@" >> config.log
  48     $cc -Werror "$@" >> config.log 2>&1 && return $?
  49     echo "ERROR: configure test passed without -Werror but failed with -Werror."
  50     echo "This is probably a bug in the configure script. The failing command"
  51     echo "will be at the bottom of config.log."
  52     echo "You can run configure with --disable-werror to bypass this check."
  53     exit 1
  54 }
  55
  56 compile_object() {
  57   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
  58 }
  59
  60 compile_prog() {
  61   local_cflags="$1"
  62   local_ldflags="$2"
  63   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
  64 }
  65
  66 # symbolically link $1 to $2.  Portable version of "ln -sf".
  67 symlink() {
  68   rm -rf "$2"
  69   mkdir -p "$(dirname "$2")"
  70   ln -s "$1" "$2"
  71 }
  72
  73 # check whether a command is available to this shell (may be either an
  74 # executable or a builtin)
  75 has() {
  76     type "$1" >/dev/null 2>&1
  77 }
  78
  79 # search for an executable in PATH
  80 path_of() {
  81     local_command="$1"
  82     local_ifs="$IFS"
  83     local_dir=""
  84
  85     # pathname has a dir component?
  86     if [ "${local_command#*/}" != "$local_command" ]; then
  87         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
  88             echo "$local_command"
  89             return 0
  90         fi
  91     fi
  92     if [ -z "$local_command" ]; then
  93         return 1
  94     fi
  95
  96     IFS=:
  97     for local_dir in $PATH; do
  98         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
  99             echo "$local_dir/$local_command"
 100             IFS="${local_ifs:-$(printf ' \t\n')}"
 101             return 0
 102         fi
 103     done
 104     # not found
 105     IFS="${local_ifs:-$(printf ' \t\n')}"
 106     return 1
 107 }
 108
 109 # default parameters
 110 source_path=`dirname "$0"`
 111 cpu=""
 112 interp_prefix="/usr/gnemul/qemu-%M"
 113 static="no"
 114 cross_prefix=""
 115 audio_drv_list=""
 116 audio_card_list="ac97 es1370 sb16 hda"
 117 audio_possible_cards="ac97 es1370 sb16 cs4231a adlib gus hda"
 118 block_drv_whitelist=""
 119 host_cc="cc"
 120 libs_softmmu=""
 121 libs_tools=""
 122 audio_pt_int=""
 123 audio_win_int=""
 124 cc_i386=i386-pc-linux-gnu-gcc
 125 libs_qga=""
 126 debug_info="yes"
 127
 128 # Don't accept a target_list environment variable.
 129 unset target_list
 130
 131 # Default value for a variable defining feature "foo".
 132 #  * foo="no"  feature will only be used if --enable-foo arg is given
 133 #  * foo=""    feature will be searched for, and if found, will be used
 134 #              unless --disable-foo is given
 135 #  * foo="yes" this value will only be set by --enable-foo flag.
 136 #              feature will searched for,
 137 #              if not found, configure exits with error
 138 #
 139 # Always add --enable-foo and --disable-foo command line args.
 140 # Distributions want to ensure that several features are compiled in, and it
 141 # is impossible without a --enable-foo that exits if a feature is not found.
 142
 143 bluez=""
 144 brlapi=""
 145 curl=""
 146 curses=""
 147 docs=""
 148 fdt=""
 149 nptl=""
 150 pixman=""
 151 sdl=""
 152 virtfs=""
 153 vnc="yes"
 154 sparse="no"
 155 uuid=""
 156 vde=""
 157 vnc_tls=""
 158 vnc_sasl=""
 159 vnc_jpeg=""
 160 vnc_png=""
 161 vnc_ws=""
 162 xen=""
 163 xen_ctrl_version=""
 164 xen_pci_passthrough=""
 165 linux_aio=""
 166 cap_ng=""
 167 attr=""
 168 libattr=""
 169 xfs=""
 170
 171 vhost_net="no"
 172 kvm="no"
 173 gprof="no"
 174 debug_tcg="no"
 175 debug="no"
 176 strip_opt="yes"
 177 tcg_interpreter="no"
 178 bigendian="no"
 179 mingw32="no"
 180 gcov="no"
 181 gcov_tool="gcov"
 182 EXESUF=""
 183 prefix="/usr/local"
 184 mandir="\${prefix}/share/man"
 185 datadir="\${prefix}/share"
 186 qemu_docdir="\${prefix}/share/doc/qemu"
 187 bindir="\${prefix}/bin"
 188 libdir="\${prefix}/lib"
 189 libexecdir="\${prefix}/libexec"
 190 includedir="\${prefix}/include"
 191 sysconfdir="\${prefix}/etc"
 192 local_statedir="\${prefix}/var"
 193 confsuffix="/qemu"
 194 slirp="yes"
 195 fmod_lib=""
 196 fmod_inc=""
 197 oss_lib=""
 198 bsd="no"
 199 linux="no"
 200 solaris="no"
 201 profiler="no"
 202 cocoa="no"
 203 softmmu="yes"
 204 linux_user="no"
 205 bsd_user="no"
 206 guest_base="yes"
 207 uname_release=""
 208 mixemu="no"
 209 aix="no"
 210 blobs="yes"
 211 pkgversion=""
 212 pie=""
 213 zero_malloc=""
 214 trace_backend="nop"
 215 trace_file="trace"
 216 spice=""
 217 rbd=""
 218 smartcard_nss=""
 219 usb_redir=""
 220 opengl=""
 221 zlib="yes"
 222 guest_agent="yes"
 223 want_tools="yes"
 224 libiscsi=""
 225 coroutine=""
 226 seccomp=""
 227 glusterfs=""
 228 virtio_blk_data_plane=""
 229 gtk=""
 230 gtkabi="2.0"
 231
 232 # parse CC options first
 233 for opt do
 234   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 235   case "$opt" in
 236   --cross-prefix=*) cross_prefix="$optarg"
 237   ;;
 238   --cc=*) CC="$optarg"
 239   ;;
 240   --source-path=*) source_path="$optarg"
 241   ;;
 242   --cpu=*) cpu="$optarg"
 243   ;;
 244   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 245                     EXTRA_CFLAGS="$optarg"
 246   ;;
 247   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 248                      EXTRA_LDFLAGS="$optarg"
 249   ;;
 250   --enable-debug-info) debug_info="yes"
 251   ;;
 252   --disable-debug-info) debug_info="no"
 253   ;;
 254   esac
 255 done
 256 # OS specific
 257 # Using uname is really, really broken.  Once we have the right set of checks
 258 # we can eliminate its usage altogether.
 259
 260 # Preferred compiler:
 261 #  ${CC} (if set)
 262 #  ${cross_prefix}gcc (if cross-prefix specified)
 263 #  system compiler
 264 if test -z "${CC}${cross_prefix}"; then
 265   cc="$host_cc"
 266 else
 267   cc="${CC-${cross_prefix}gcc}"
 268 fi
 269
 270 ar="${AR-${cross_prefix}ar}"
 271 as="${AS-${cross_prefix}as}"
 272 cpp="${CPP-$cc -E}"
 273 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 274 ld="${LD-${cross_prefix}ld}"
 275 libtool="${LIBTOOL-${cross_prefix}libtool}"
 276 strip="${STRIP-${cross_prefix}strip}"
 277 windres="${WINDRES-${cross_prefix}windres}"
 278 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 279 query_pkg_config() {
 280     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 281 }
 282 pkg_config=query_pkg_config
 283 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 284
 285 # default flags for all hosts
 286 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 287 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 288 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 289 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 290 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 291 if test "$debug_info" = "yes"; then
 292     CFLAGS="-g $CFLAGS"
 293     LDFLAGS="-g $LDFLAGS"
 294 fi
 295
 296 # make source path absolute
 297 source_path=`cd "$source_path"; pwd`
 298
 299 check_define() {
 300 cat > $TMPC <<EOF
 301 #if !defined($1)
 302 #error $1 not defined
 303 #endif
 304 int main(void) { return 0; }
 305 EOF
 306   compile_object
 307 }
 308
 309 if check_define __linux__ ; then
 310   targetos="Linux"
 311 elif check_define _WIN32 ; then
 312   targetos='MINGW32'
 313 elif check_define __OpenBSD__ ; then
 314   targetos='OpenBSD'
 315 elif check_define __sun__ ; then
 316   targetos='SunOS'
 317 elif check_define __HAIKU__ ; then
 318   targetos='Haiku'
 319 else
 320   targetos=`uname -s`
 321 fi
 322
 323 # Some host OSes need non-standard checks for which CPU to use.
 324 # Note that these checks are broken for cross-compilation: if you're
 325 # cross-compiling to one of these OSes then you'll need to specify
 326 # the correct CPU with the --cpu option.
 327 case $targetos in
 328 Darwin)
 329   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 330   # run 64-bit userspace code.
 331   # If the user didn't specify a CPU explicitly and the kernel says this is
 332   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 333   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 334     cpu="x86_64"
 335   fi
 336   ;;
 337 SunOS)
 338   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 339   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 340     cpu="x86_64"
 341   fi
 342 esac
 343
 344 if test ! -z "$cpu" ; then
 345   # command line argument
 346   :
 347 elif check_define __i386__ ; then
 348   cpu="i386"
 349 elif check_define __x86_64__ ; then
 350   cpu="x86_64"
 351 elif check_define __sparc__ ; then
 352   if check_define __arch64__ ; then
 353     cpu="sparc64"
 354   else
 355     cpu="sparc"
 356   fi
 357 elif check_define _ARCH_PPC ; then
 358   if check_define _ARCH_PPC64 ; then
 359     cpu="ppc64"
 360   else
 361     cpu="ppc"
 362   fi
 363 elif check_define __mips__ ; then
 364   cpu="mips"
 365 elif check_define __ia64__ ; then
 366   cpu="ia64"
 367 elif check_define __s390__ ; then
 368   if check_define __s390x__ ; then
 369     cpu="s390x"
 370   else
 371     cpu="s390"
 372   fi
 373 elif check_define __arm__ ; then
 374   cpu="arm"
 375 elif check_define __hppa__ ; then
 376   cpu="hppa"
 377 else
 378   cpu=`uname -m`
 379 fi
 380
 381 ARCH=
 382 # Normalise host CPU name and set ARCH.
 383 # Note that this case should only have supported host CPUs, not guests.
 384 case "$cpu" in
 385   ia64|ppc|ppc64|s390|s390x|sparc64)
 386     cpu="$cpu"
 387   ;;
 388   i386|i486|i586|i686|i86pc|BePC)
 389     cpu="i386"
 390   ;;
 391   x86_64|amd64)
 392     cpu="x86_64"
 393   ;;
 394   armv*b|armv*l|arm)
 395     cpu="arm"
 396   ;;
 397   hppa|parisc|parisc64)
 398     cpu="hppa"
 399   ;;
 400   mips*)
 401     cpu="mips"
 402   ;;
 403   sparc|sun4[cdmuv])
 404     cpu="sparc"
 405   ;;
 406   *)
 407     # This will result in either an error or falling back to TCI later
 408     ARCH=unknown
 409   ;;
 410 esac
 411 if test -z "$ARCH"; then
 412   ARCH="$cpu"
 413 fi
 414
 415 # OS specific
 416
 417 case $targetos in
 418 CYGWIN*)
 419   mingw32="yes"
 420   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 421   audio_possible_drivers="winwave sdl"
 422   audio_drv_list="winwave"
 423 ;;
 424 MINGW32*)
 425   mingw32="yes"
 426   audio_possible_drivers="winwave dsound sdl fmod"
 427   audio_drv_list="winwave"
 428 ;;
 429 GNU/kFreeBSD)
 430   bsd="yes"
 431   audio_drv_list="oss"
 432   audio_possible_drivers="oss sdl esd pa"
 433 ;;
 434 FreeBSD)
 435   bsd="yes"
 436   make="${MAKE-gmake}"
 437   audio_drv_list="oss"
 438   audio_possible_drivers="oss sdl esd pa"
 439   # needed for kinfo_getvmmap(3) in libutil.h
 440   LIBS="-lutil $LIBS"
 441 ;;
 442 DragonFly)
 443   bsd="yes"
 444   make="${MAKE-gmake}"
 445   audio_drv_list="oss"
 446   audio_possible_drivers="oss sdl esd pa"
 447 ;;
 448 NetBSD)
 449   bsd="yes"
 450   make="${MAKE-gmake}"
 451   audio_drv_list="oss"
 452   audio_possible_drivers="oss sdl esd"
 453   oss_lib="-lossaudio"
 454 ;;
 455 OpenBSD)
 456   bsd="yes"
 457   make="${MAKE-gmake}"
 458   audio_drv_list="oss"
 459   audio_possible_drivers="oss sdl esd"
 460   oss_lib="-lossaudio"
 461 ;;
 462 Darwin)
 463   bsd="yes"
 464   darwin="yes"
 465   if [ "$cpu" = "x86_64" ] ; then
 466     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 467     LDFLAGS="-arch x86_64 $LDFLAGS"
 468   else
 469     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 470   fi
 471   cocoa="yes"
 472   audio_drv_list="coreaudio"
 473   audio_possible_drivers="coreaudio sdl fmod"
 474   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 475   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 476   # Disable attempts to use ObjectiveC features in os/object.h since they
 477   # won't work when we're compiling with gcc as a C compiler.
 478   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 479 ;;
 480 SunOS)
 481   solaris="yes"
 482   make="${MAKE-gmake}"
 483   install="${INSTALL-ginstall}"
 484   ld="gld"
 485   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 486   needs_libsunmath="no"
 487   solarisrev=`uname -r | cut -f2 -d.`
 488   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 489     if test "$solarisrev" -le 9 ; then
 490       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 491         needs_libsunmath="yes"
 492         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 493         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 494         LIBS="-lsunmath $LIBS"
 495       else
 496         echo "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without"
 497         echo "libsunmath from the Sun Studio compilers tools, due to a lack of"
 498         echo "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86"
 499         echo "Studio 11 can be downloaded from www.sun.com."
 500         exit 1
 501       fi
 502     fi
 503   fi
 504   if test -f /usr/include/sys/soundcard.h ; then
 505     audio_drv_list="oss"
 506   fi
 507   audio_possible_drivers="oss sdl"
 508 # needed for CMSG_ macros in sys/socket.h
 509   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 510 # needed for TIOCWIN* defines in termios.h
 511   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 512   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 513   solarisnetlibs="-lsocket -lnsl -lresolv"
 514   LIBS="$solarisnetlibs $LIBS"
 515   libs_qga="$solarisnetlibs $libs_qga"
 516 ;;
 517 AIX)
 518   aix="yes"
 519   make="${MAKE-gmake}"
 520 ;;
 521 Haiku)
 522   haiku="yes"
 523   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 524   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 525 ;;
 526 *)
 527   audio_drv_list="oss"
 528   audio_possible_drivers="oss alsa sdl esd pa"
 529   linux="yes"
 530   linux_user="yes"
 531   usb="linux"
 532   kvm="yes"
 533   vhost_net="yes"
 534   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 535     audio_possible_drivers="$audio_possible_drivers fmod"
 536   fi
 537 ;;
 538 esac
 539
 540 if [ "$bsd" = "yes" ] ; then
 541   if [ "$darwin" != "yes" ] ; then
 542     usb="bsd"
 543     bsd_user="yes"
 544   fi
 545 fi
 546
 547 : ${make=${MAKE-make}}
 548 : ${install=${INSTALL-install}}
 549 : ${python=${PYTHON-python}}
 550 : ${smbd=${SMBD-/usr/sbin/smbd}}
 551
 552 # Default objcc to clang if available, otherwise use CC
 553 if has clang; then
 554   objcc=clang
 555 else
 556   objcc="$cc"
 557 fi
 558
 559 if test "$mingw32" = "yes" ; then
 560   EXESUF=".exe"
 561   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 562   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 563   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 564   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 565 cat > $TMPC << EOF
 566 int main(void) { return 0; }
 567 EOF
 568   if compile_prog "" "-liberty" ; then
 569     LIBS="-liberty $LIBS"
 570   fi
 571   prefix="c:/Program Files/QEMU"
 572   mandir="\${prefix}"
 573   datadir="\${prefix}"
 574   qemu_docdir="\${prefix}"
 575   bindir="\${prefix}"
 576   sysconfdir="\${prefix}"
 577   local_statedir="\${prefix}"
 578   confsuffix=""
 579   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 580 fi
 581
 582 werror=""
 583
 584 for opt do
 585   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 586   case "$opt" in
 587   --help|-h) show_help=yes
 588   ;;
 589   --version|-V) exec cat $source_path/VERSION
 590   ;;
 591   --prefix=*) prefix="$optarg"
 592   ;;
 593   --interp-prefix=*) interp_prefix="$optarg"
 594   ;;
 595   --source-path=*)
 596   ;;
 597   --cross-prefix=*)
 598   ;;
 599   --cc=*)
 600   ;;
 601   --host-cc=*) host_cc="$optarg"
 602   ;;
 603   --objcc=*) objcc="$optarg"
 604   ;;
 605   --make=*) make="$optarg"
 606   ;;
 607   --install=*) install="$optarg"
 608   ;;
 609   --python=*) python="$optarg"
 610   ;;
 611   --gcov=*) gcov_tool="$optarg"
 612   ;;
 613   --smbd=*) smbd="$optarg"
 614   ;;
 615   --extra-cflags=*)
 616   ;;
 617   --extra-ldflags=*)
 618   ;;
 619   --enable-debug-info)
 620   ;;
 621   --disable-debug-info)
 622   ;;
 623   --cpu=*)
 624   ;;
 625   --target-list=*) target_list="$optarg"
 626   ;;
 627   --enable-trace-backend=*) trace_backend="$optarg"
 628   ;;
 629   --with-trace-file=*) trace_file="$optarg"
 630   ;;
 631   --enable-gprof) gprof="yes"
 632   ;;
 633   --enable-gcov) gcov="yes"
 634   ;;
 635   --static)
 636     static="yes"
 637     LDFLAGS="-static $LDFLAGS"
 638     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 639   ;;
 640   --mandir=*) mandir="$optarg"
 641   ;;
 642   --bindir=*) bindir="$optarg"
 643   ;;
 644   --libdir=*) libdir="$optarg"
 645   ;;
 646   --libexecdir=*) libexecdir="$optarg"
 647   ;;
 648   --includedir=*) includedir="$optarg"
 649   ;;
 650   --datadir=*) datadir="$optarg"
 651   ;;
 652   --with-confsuffix=*) confsuffix="$optarg"
 653   ;;
 654   --docdir=*) qemu_docdir="$optarg"
 655   ;;
 656   --sysconfdir=*) sysconfdir="$optarg"
 657   ;;
 658   --localstatedir=*) local_statedir="$optarg"
 659   ;;
 660   --sbindir=*|--sharedstatedir=*|\
 661   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 662   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 663     # These switches are silently ignored, for compatibility with
 664     # autoconf-generated configure scripts. This allows QEMU's
 665     # configure to be used by RPM and similar macros that set
 666     # lots of directory switches by default.
 667   ;;
 668   --with-system-pixman) pixman="system"
 669   ;;
 670   --without-system-pixman) pixman="internal"
 671   ;;
 672   --without-pixman) pixman="none"
 673   ;;
 674   --disable-sdl) sdl="no"
 675   ;;
 676   --enable-sdl) sdl="yes"
 677   ;;
 678   --disable-virtfs) virtfs="no"
 679   ;;
 680   --enable-virtfs) virtfs="yes"
 681   ;;
 682   --disable-vnc) vnc="no"
 683   ;;
 684   --enable-vnc) vnc="yes"
 685   ;;
 686   --fmod-lib=*) fmod_lib="$optarg"
 687   ;;
 688   --fmod-inc=*) fmod_inc="$optarg"
 689   ;;
 690   --oss-lib=*) oss_lib="$optarg"
 691   ;;
 692   --audio-card-list=*) audio_card_list=`echo "$optarg" | sed -e 's/,/ /g'`
 693   ;;
 694   --audio-drv-list=*) audio_drv_list="$optarg"
 695   ;;
 696   --block-drv-whitelist=*) block_drv_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 697   ;;
 698   --enable-debug-tcg) debug_tcg="yes"
 699   ;;
 700   --disable-debug-tcg) debug_tcg="no"
 701   ;;
 702   --enable-debug)
 703       # Enable debugging options that aren't excessively noisy
 704       debug_tcg="yes"
 705       debug="yes"
 706       strip_opt="no"
 707   ;;
 708   --enable-sparse) sparse="yes"
 709   ;;
 710   --disable-sparse) sparse="no"
 711   ;;
 712   --disable-strip) strip_opt="no"
 713   ;;
 714   --disable-vnc-tls) vnc_tls="no"
 715   ;;
 716   --enable-vnc-tls) vnc_tls="yes"
 717   ;;
 718   --disable-vnc-sasl) vnc_sasl="no"
 719   ;;
 720   --enable-vnc-sasl) vnc_sasl="yes"
 721   ;;
 722   --disable-vnc-jpeg) vnc_jpeg="no"
 723   ;;
 724   --enable-vnc-jpeg) vnc_jpeg="yes"
 725   ;;
 726   --disable-vnc-png) vnc_png="no"
 727   ;;
 728   --enable-vnc-png) vnc_png="yes"
 729   ;;
 730   --disable-vnc-ws) vnc_ws="no"
 731   ;;
 732   --enable-vnc-ws) vnc_ws="yes"
 733   ;;
 734   --disable-slirp) slirp="no"
 735   ;;
 736   --disable-uuid) uuid="no"
 737   ;;
 738   --enable-uuid) uuid="yes"
 739   ;;
 740   --disable-vde) vde="no"
 741   ;;
 742   --enable-vde) vde="yes"
 743   ;;
 744   --disable-xen) xen="no"
 745   ;;
 746   --enable-xen) xen="yes"
 747   ;;
 748   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 749   ;;
 750   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 751   ;;
 752   --disable-brlapi) brlapi="no"
 753   ;;
 754   --enable-brlapi) brlapi="yes"
 755   ;;
 756   --disable-bluez) bluez="no"
 757   ;;
 758   --enable-bluez) bluez="yes"
 759   ;;
 760   --disable-kvm) kvm="no"
 761   ;;
 762   --enable-kvm) kvm="yes"
 763   ;;
 764   --disable-tcg-interpreter) tcg_interpreter="no"
 765   ;;
 766   --enable-tcg-interpreter) tcg_interpreter="yes"
 767   ;;
 768   --disable-cap-ng)  cap_ng="no"
 769   ;;
 770   --enable-cap-ng) cap_ng="yes"
 771   ;;
 772   --disable-spice) spice="no"
 773   ;;
 774   --enable-spice) spice="yes"
 775   ;;
 776   --disable-libiscsi) libiscsi="no"
 777   ;;
 778   --enable-libiscsi) libiscsi="yes"
 779   ;;
 780   --enable-profiler) profiler="yes"
 781   ;;
 782   --disable-cocoa) cocoa="no"
 783   ;;
 784   --enable-cocoa)
 785       cocoa="yes" ;
 786       sdl="no" ;
 787       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 788   ;;
 789   --disable-system) softmmu="no"
 790   ;;
 791   --enable-system) softmmu="yes"
 792   ;;
 793   --disable-user)
 794       linux_user="no" ;
 795       bsd_user="no" ;
 796   ;;
 797   --enable-user) ;;
 798   --disable-linux-user) linux_user="no"
 799   ;;
 800   --enable-linux-user) linux_user="yes"
 801   ;;
 802   --disable-bsd-user) bsd_user="no"
 803   ;;
 804   --enable-bsd-user) bsd_user="yes"
 805   ;;
 806   --enable-guest-base) guest_base="yes"
 807   ;;
 808   --disable-guest-base) guest_base="no"
 809   ;;
 810   --enable-pie) pie="yes"
 811   ;;
 812   --disable-pie) pie="no"
 813   ;;
 814   --enable-uname-release=*) uname_release="$optarg"
 815   ;;
 816   --enable-werror) werror="yes"
 817   ;;
 818   --disable-werror) werror="no"
 819   ;;
 820   --disable-curses) curses="no"
 821   ;;
 822   --enable-curses) curses="yes"
 823   ;;
 824   --disable-curl) curl="no"
 825   ;;
 826   --enable-curl) curl="yes"
 827   ;;
 828   --disable-fdt) fdt="no"
 829   ;;
 830   --enable-fdt) fdt="yes"
 831   ;;
 832   --disable-nptl) nptl="no"
 833   ;;
 834   --enable-nptl) nptl="yes"
 835   ;;
 836   --enable-mixemu) mixemu="yes"
 837   ;;
 838   --disable-linux-aio) linux_aio="no"
 839   ;;
 840   --enable-linux-aio) linux_aio="yes"
 841   ;;
 842   --disable-attr) attr="no"
 843   ;;
 844   --enable-attr) attr="yes"
 845   ;;
 846   --disable-blobs) blobs="no"
 847   ;;
 848   --with-pkgversion=*) pkgversion=" ($optarg)"
 849   ;;
 850   --with-coroutine=*) coroutine="$optarg"
 851   ;;
 852   --disable-docs) docs="no"
 853   ;;
 854   --enable-docs) docs="yes"
 855   ;;
 856   --disable-vhost-net) vhost_net="no"
 857   ;;
 858   --enable-vhost-net) vhost_net="yes"
 859   ;;
 860   --disable-opengl) opengl="no"
 861   ;;
 862   --enable-opengl) opengl="yes"
 863   ;;
 864   --disable-rbd) rbd="no"
 865   ;;
 866   --enable-rbd) rbd="yes"
 867   ;;
 868   --disable-xfsctl) xfs="no"
 869   ;;
 870   --enable-xfsctl) xfs="yes"
 871   ;;
 872   --disable-smartcard-nss) smartcard_nss="no"
 873   ;;
 874   --enable-smartcard-nss) smartcard_nss="yes"
 875   ;;
 876   --disable-usb-redir) usb_redir="no"
 877   ;;
 878   --enable-usb-redir) usb_redir="yes"
 879   ;;
 880   --disable-zlib-test) zlib="no"
 881   ;;
 882   --enable-guest-agent) guest_agent="yes"
 883   ;;
 884   --disable-guest-agent) guest_agent="no"
 885   ;;
 886   --enable-tools) want_tools="yes"
 887   ;;
 888   --disable-tools) want_tools="no"
 889   ;;
 890   --enable-seccomp) seccomp="yes"
 891   ;;
 892   --disable-seccomp) seccomp="no"
 893   ;;
 894   --disable-glusterfs) glusterfs="no"
 895   ;;
 896   --enable-glusterfs) glusterfs="yes"
 897   ;;
 898   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 899   ;;
 900   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 901   ;;
 902   --disable-gtk) gtk="no"
 903   ;;
 904   --enable-gtk) gtk="yes"
 905   ;;
 906   --with-gtkabi=*) gtkabi="$optarg"
 907   ;;
 908   *) echo "ERROR: unknown option $opt"; show_help="yes"
 909   ;;
 910   esac
 911 done
 912
 913 case "$cpu" in
 914     sparc)
 915            LDFLAGS="-m32 $LDFLAGS"
 916            QEMU_CFLAGS="-m32 -mcpu=ultrasparc $QEMU_CFLAGS"
 917            ;;
 918     sparc64)
 919            LDFLAGS="-m64 $LDFLAGS"
 920            QEMU_CFLAGS="-m64 -mcpu=ultrasparc $QEMU_CFLAGS"
 921            ;;
 922     s390)
 923            QEMU_CFLAGS="-m31 -march=z990 $QEMU_CFLAGS"
 924            LDFLAGS="-m31 $LDFLAGS"
 925            ;;
 926     s390x)
 927            QEMU_CFLAGS="-m64 -march=z990 $QEMU_CFLAGS"
 928            LDFLAGS="-m64 $LDFLAGS"
 929            ;;
 930     i386)
 931            QEMU_CFLAGS="-m32 $QEMU_CFLAGS"
 932            LDFLAGS="-m32 $LDFLAGS"
 933            cc_i386='$(CC) -m32'
 934            ;;
 935     x86_64)
 936            QEMU_CFLAGS="-m64 $QEMU_CFLAGS"
 937            LDFLAGS="-m64 $LDFLAGS"
 938            cc_i386='$(CC) -m32'
 939            ;;
 940     # No special flags required for other host CPUs
 941 esac
 942
 943 default_target_list=""
 944
 945 # these targets are portable
 946 if [ "$softmmu" = "yes" ] ; then
 947     default_target_list="\
 948 i386-softmmu \
 949 x86_64-softmmu \
 950 alpha-softmmu \
 951 arm-softmmu \
 952 cris-softmmu \
 953 lm32-softmmu \
 954 m68k-softmmu \
 955 microblaze-softmmu \
 956 microblazeel-softmmu \
 957 mips-softmmu \
 958 mipsel-softmmu \
 959 mips64-softmmu \
 960 mips64el-softmmu \
 961 or32-softmmu \
 962 ppc-softmmu \
 963 ppcemb-softmmu \
 964 ppc64-softmmu \
 965 sh4-softmmu \
 966 sh4eb-softmmu \
 967 sparc-softmmu \
 968 sparc64-softmmu \
 969 s390x-softmmu \
 970 xtensa-softmmu \
 971 xtensaeb-softmmu \
 972 unicore32-softmmu \
 973 "
 974 fi
 975 # the following are Linux specific
 976 if [ "$linux_user" = "yes" ] ; then
 977     default_target_list="${default_target_list}\
 978 i386-linux-user \
 979 x86_64-linux-user \
 980 alpha-linux-user \
 981 arm-linux-user \
 982 armeb-linux-user \
 983 cris-linux-user \
 984 m68k-linux-user \
 985 microblaze-linux-user \
 986 microblazeel-linux-user \
 987 mips-linux-user \
 988 mipsel-linux-user \
 989 or32-linux-user \
 990 ppc-linux-user \
 991 ppc64-linux-user \
 992 ppc64abi32-linux-user \
 993 sh4-linux-user \
 994 sh4eb-linux-user \
 995 sparc-linux-user \
 996 sparc64-linux-user \
 997 sparc32plus-linux-user \
 998 unicore32-linux-user \
 999 s390x-linux-user \
1000 "
1001 fi
1002 # the following are BSD specific
1003 if [ "$bsd_user" = "yes" ] ; then
1004     default_target_list="${default_target_list}\
1005 i386-bsd-user \
1006 x86_64-bsd-user \
1007 sparc-bsd-user \
1008 sparc64-bsd-user \
1009 "
1010 fi
1011
1012 if test x"$show_help" = x"yes" ; then
1013 cat << EOF
1014
1015 Usage: configure [options]
1016 Options: [defaults in brackets after descriptions]
1017
1018 EOF
1019 echo "Standard options:"
1020 echo "  --help                   print this message"
1021 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1022 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1023 echo "                           use %M for cpu name [$interp_prefix]"
1024 echo "  --target-list=LIST       set target list (default: build everything)"
1025 echo "Available targets: $default_target_list" | \
1026     fold -s -w 53 | sed -e 's/^/                           /'
1027 echo ""
1028 echo "Advanced options (experts only):"
1029 echo "  --source-path=PATH       path of source code [$source_path]"
1030 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1031 echo "  --cc=CC                  use C compiler CC [$cc]"
1032 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1033 echo "                           build time"
1034 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1035 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1036 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1037 echo "  --make=MAKE              use specified make [$make]"
1038 echo "  --install=INSTALL        use specified install [$install]"
1039 echo "  --python=PYTHON          use specified python [$python]"
1040 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1041 echo "  --static                 enable static build [$static]"
1042 echo "  --mandir=PATH            install man pages in PATH"
1043 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1044 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1045 echo "  --bindir=PATH            install binaries in PATH"
1046 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1047 echo "  --localstatedir=PATH     install local state in PATH"
1048 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1049 echo "  --enable-debug-tcg       enable TCG debugging"
1050 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1051 echo "  --enable-debug           enable common debug build options"
1052 echo "  --enable-sparse          enable sparse checker"
1053 echo "  --disable-sparse         disable sparse checker (default)"
1054 echo "  --disable-strip          disable stripping binaries"
1055 echo "  --disable-werror         disable compilation abort on warning"
1056 echo "  --disable-sdl            disable SDL"
1057 echo "  --enable-sdl             enable SDL"
1058 echo "  --disable-gtk            disable gtk UI"
1059 echo "  --enable-gtk             enable gtk UI"
1060 echo "  --disable-virtfs         disable VirtFS"
1061 echo "  --enable-virtfs          enable VirtFS"
1062 echo "  --disable-vnc            disable VNC"
1063 echo "  --enable-vnc             enable VNC"
1064 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1065 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1066 echo "  --audio-drv-list=LIST    set audio drivers list:"
1067 echo "                           Available drivers: $audio_possible_drivers"
1068 echo "  --audio-card-list=LIST   set list of emulated audio cards [$audio_card_list]"
1069 echo "                           Available cards: $audio_possible_cards"
1070 echo "  --block-drv-whitelist=L  set block driver whitelist"
1071 echo "                           (affects only QEMU, not qemu-img)"
1072 echo "  --enable-mixemu          enable mixer emulation"
1073 echo "  --disable-xen            disable xen backend driver support"
1074 echo "  --enable-xen             enable xen backend driver support"
1075 echo "  --disable-xen-pci-passthrough"
1076 echo "  --enable-xen-pci-passthrough"
1077 echo "  --disable-brlapi         disable BrlAPI"
1078 echo "  --enable-brlapi          enable BrlAPI"
1079 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1080 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1081 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1082 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1083 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1084 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1085 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1086 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1087 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1088 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1089 echo "  --disable-curses         disable curses output"
1090 echo "  --enable-curses          enable curses output"
1091 echo "  --disable-curl           disable curl connectivity"
1092 echo "  --enable-curl            enable curl connectivity"
1093 echo "  --disable-fdt            disable fdt device tree"
1094 echo "  --enable-fdt             enable fdt device tree"
1095 echo "  --disable-bluez          disable bluez stack connectivity"
1096 echo "  --enable-bluez           enable bluez stack connectivity"
1097 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1098 echo "  --disable-kvm            disable KVM acceleration support"
1099 echo "  --enable-kvm             enable KVM acceleration support"
1100 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1101 echo "  --disable-nptl           disable usermode NPTL support"
1102 echo "  --enable-nptl            enable usermode NPTL support"
1103 echo "  --enable-system          enable all system emulation targets"
1104 echo "  --disable-system         disable all system emulation targets"
1105 echo "  --enable-user            enable supported user emulation targets"
1106 echo "  --disable-user           disable all user emulation targets"
1107 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1108 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1109 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1110 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1111 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1112 echo "                           emulation targets"
1113 echo "  --disable-guest-base     disable GUEST_BASE support"
1114 echo "  --enable-pie             build Position Independent Executables"
1115 echo "  --disable-pie            do not build Position Independent Executables"
1116 echo "  --fmod-lib               path to FMOD library"
1117 echo "  --fmod-inc               path to FMOD includes"
1118 echo "  --oss-lib                path to OSS library"
1119 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1120 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1121 echo "  --disable-uuid           disable uuid support"
1122 echo "  --enable-uuid            enable uuid support"
1123 echo "  --disable-vde            disable support for vde network"
1124 echo "  --enable-vde             enable support for vde network"
1125 echo "  --disable-linux-aio      disable Linux AIO support"
1126 echo "  --enable-linux-aio       enable Linux AIO support"
1127 echo "  --disable-cap-ng         disable libcap-ng support"
1128 echo "  --enable-cap-ng          enable libcap-ng support"
1129 echo "  --disable-attr           disables attr and xattr support"
1130 echo "  --enable-attr            enable attr and xattr support"
1131 echo "  --disable-blobs          disable installing provided firmware blobs"
1132 echo "  --enable-docs            enable documentation build"
1133 echo "  --disable-docs           disable documentation build"
1134 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1135 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1136 echo "  --enable-trace-backend=B Set trace backend"
1137 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1138 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1139 echo "                           Default:trace-<pid>"
1140 echo "  --disable-spice          disable spice"
1141 echo "  --enable-spice           enable spice"
1142 echo "  --enable-rbd             enable building the rados block device (rbd)"
1143 echo "  --disable-libiscsi       disable iscsi support"
1144 echo "  --enable-libiscsi        enable iscsi support"
1145 echo "  --disable-smartcard-nss  disable smartcard nss support"
1146 echo "  --enable-smartcard-nss   enable smartcard nss support"
1147 echo "  --disable-usb-redir      disable usb network redirection support"
1148 echo "  --enable-usb-redir       enable usb network redirection support"
1149 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1150 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1151 echo "  --disable-seccomp        disable seccomp support"
1152 echo "  --enable-seccomp         enables seccomp support"
1153 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1154 echo "                           gthread, ucontext, sigaltstack, windows"
1155 echo "  --enable-glusterfs       enable GlusterFS backend"
1156 echo "  --disable-glusterfs      disable GlusterFS backend"
1157 echo "  --enable-gcov            enable test coverage analysis with gcov"
1158 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1159 echo ""
1160 echo "NOTE: The object files are built at the place where configure is launched"
1161 exit 1
1162 fi
1163
1164 # Now we have handled --enable-tcg-interpreter and know we're not just
1165 # printing the help message, bail out if the host CPU isn't supported.
1166 if test "$ARCH" = "unknown"; then
1167     if test "$tcg_interpreter" = "yes" ; then
1168         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1169         ARCH=tci
1170     else
1171         echo "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1172         exit 1
1173     fi
1174 fi
1175
1176 # check that the C compiler works.
1177 cat > $TMPC <<EOF
1178 int main(void) { return 0; }
1179 EOF
1180
1181 if compile_object ; then
1182   : C compiler works ok
1183 else
1184     echo "ERROR: \"$cc\" either does not exist or does not work"
1185     exit 1
1186 fi
1187
1188 # Consult white-list to determine whether to enable werror
1189 # by default.  Only enable by default for git builds
1190 z_version=`cut -f3 -d. $source_path/VERSION`
1191
1192 if test -z "$werror" ; then
1193     if test -d "$source_path/.git" -a \
1194         "$linux" = "yes" ; then
1195         werror="yes"
1196     else
1197         werror="no"
1198     fi
1199 fi
1200
1201 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1202 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1203 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1204 gcc_flags="-fstack-protector-all -Wendif-labels $gcc_flags"
1205 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1206 # Note that we do not add -Werror to gcc_flags here, because that would
1207 # enable it for all configure tests. If a configure test failed due
1208 # to -Werror this would just silently disable some features,
1209 # so it's too error prone.
1210 cat > $TMPC << EOF
1211 int main(void) { return 0; }
1212 EOF
1213 for flag in $gcc_flags; do
1214     # Use the positive sense of the flag when testing for -Wno-wombat
1215     # support (gcc will happily accept the -Wno- form of unknown
1216     # warning options).
1217     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1218     if compile_prog "-Werror $optflag" "" ; then
1219         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1220     fi
1221 done
1222
1223 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1224 # large functions that use global variables.  The bug is in all releases of
1225 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1226 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1227 cat > $TMPC << EOF
1228 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1229 int main(void) { return 0; }
1230 #else
1231 #error No bug in this compiler.
1232 #endif
1233 EOF
1234 if compile_prog "-Werror -fno-gcse" "" ; then
1235   TRANSLATE_OPT_CFLAGS=-fno-gcse
1236 fi
1237
1238 if test "$static" = "yes" ; then
1239   if test "$pie" = "yes" ; then
1240     echo "static and pie are mutually incompatible"
1241     exit 1
1242   else
1243     pie="no"
1244   fi
1245 fi
1246
1247 if test "$pie" = ""; then
1248   case "$cpu-$targetos" in
1249     i386-Linux|x86_64-Linux|i386-OpenBSD|x86_64-OpenBSD)
1250       ;;
1251     *)
1252       pie="no"
1253       ;;
1254   esac
1255 fi
1256
1257 if test "$pie" != "no" ; then
1258   cat > $TMPC << EOF
1259
1260 #ifdef __linux__
1261 #  define THREAD __thread
1262 #else
1263 #  define THREAD
1264 #endif
1265
1266 static THREAD int tls_var;
1267
1268 int main(void) { return tls_var; }
1269
1270 EOF
1271   if compile_prog "-fPIE -DPIE" "-pie"; then
1272     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1273     LDFLAGS="-pie $LDFLAGS"
1274     pie="yes"
1275     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1276       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1277     fi
1278   else
1279     if test "$pie" = "yes"; then
1280       echo "PIE not available due to missing toolchain support"
1281       exit 1
1282     else
1283       echo "Disabling PIE due to missing toolchain support"
1284       pie="no"
1285     fi
1286   fi
1287 fi
1288
1289 #
1290 # Solaris specific configure tool chain decisions
1291 #
1292 if test "$solaris" = "yes" ; then
1293   if has $install; then
1294     :
1295   else
1296     echo "Solaris install program not found. Use --install=/usr/ucb/install or"
1297     echo "install fileutils from www.blastwave.org using pkg-get -i fileutils"
1298     echo "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1299     exit 1
1300   fi
1301   if test "`path_of $install`" = "/usr/sbin/install" ; then
1302     echo "Error: Solaris /usr/sbin/install is not an appropriate install program."
1303     echo "try ginstall from the GNU fileutils available from www.blastwave.org"
1304     echo "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1305     exit 1
1306   fi
1307   if has ar; then
1308     :
1309   else
1310     echo "Error: No path includes ar"
1311     if test -f /usr/ccs/bin/ar ; then
1312       echo "Add /usr/ccs/bin to your path and rerun configure"
1313     fi
1314     exit 1
1315   fi
1316 fi
1317
1318 if ! has $python; then
1319   echo "Python not found. Use --python=/path/to/python"
1320   exit 1
1321 fi
1322
1323 # Note that if the Python conditional here evaluates True we will exit
1324 # with status 1 which is a shell 'false' value.
1325 if ! "$python" -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1326   echo "Cannot use '$python', Python 2.4 or later is required."
1327   echo "Note that Python 3 or later is not yet supported."
1328   echo "Use --python=/path/to/python to specify a supported Python."
1329   exit 1
1330 fi
1331
1332 if test -z "${target_list+xxx}" ; then
1333     target_list="$default_target_list"
1334 else
1335     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1336 fi
1337 # see if system emulation was really requested
1338 case " $target_list " in
1339   *"-softmmu "*) softmmu=yes
1340   ;;
1341   *) softmmu=no
1342   ;;
1343 esac
1344
1345 feature_not_found() {
1346   feature=$1
1347
1348   echo "ERROR"
1349   echo "ERROR: User requested feature $feature"
1350   echo "ERROR: configure was not able to find it"
1351   echo "ERROR"
1352   exit 1;
1353 }
1354
1355 if test -z "$cross_prefix" ; then
1356
1357 # ---
1358 # big/little endian test
1359 cat > $TMPC << EOF
1360 #include <inttypes.h>
1361 int main(void) {
1362         volatile uint32_t i=0x01234567;
1363         return (*((uint8_t*)(&i))) == 0x67;
1364 }
1365 EOF
1366
1367 if compile_prog "" "" ; then
1368 $TMPE && bigendian="yes"
1369 else
1370 echo big/little test failed
1371 fi
1372
1373 else
1374
1375 # if cross compiling, cannot launch a program, so make a static guess
1376 case "$cpu" in
1377   arm)
1378     # ARM can be either way; ask the compiler which one we are
1379     if check_define __ARMEB__; then
1380       bigendian=yes
1381     fi
1382   ;;
1383   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1384     bigendian=yes
1385   ;;
1386 esac
1387
1388 fi
1389
1390 ##########################################
1391 # pkg-config probe
1392
1393 if ! has "$pkg_config_exe"; then
1394   echo "Error: pkg-config binary '$pkg_config_exe' not found"
1395   exit 1
1396 fi
1397
1398 ##########################################
1399 # NPTL probe
1400
1401 if test "$nptl" != "no" ; then
1402   cat > $TMPC <<EOF
1403 #include <sched.h>
1404 #include <linux/futex.h>
1405 int main(void) {
1406 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1407 #error bork
1408 #endif
1409   return 0;
1410 }
1411 EOF
1412
1413   if compile_object ; then
1414     nptl=yes
1415   else
1416     if test "$nptl" = "yes" ; then
1417       feature_not_found "nptl"
1418     fi
1419     nptl=no
1420   fi
1421 fi
1422
1423 ##########################################
1424 # zlib check
1425
1426 if test "$zlib" != "no" ; then
1427     cat > $TMPC << EOF
1428 #include <zlib.h>
1429 int main(void) { zlibVersion(); return 0; }
1430 EOF
1431     if compile_prog "" "-lz" ; then
1432         :
1433     else
1434         echo
1435         echo "Error: zlib check failed"
1436         echo "Make sure to have the zlib libs and headers installed."
1437         echo
1438         exit 1
1439     fi
1440 fi
1441
1442 ##########################################
1443 # libseccomp check
1444
1445 if test "$seccomp" != "no" ; then
1446     if $pkg_config --atleast-version=1.0.0 libseccomp --modversion >/dev/null 2>&1; then
1447         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1448         seccomp="yes"
1449     else
1450         if test "$seccomp" = "yes"; then
1451             feature_not_found "libseccomp"
1452         fi
1453         seccomp="no"
1454     fi
1455 fi
1456 ##########################################
1457 # xen probe
1458
1459 if test "$xen" != "no" ; then
1460   xen_libs="-lxenstore -lxenctrl -lxenguest"
1461
1462   # First we test whether Xen headers and libraries are available.
1463   # If no, we are done and there is no Xen support.
1464   # If yes, more tests are run to detect the Xen version.
1465
1466   # Xen (any)
1467   cat > $TMPC <<EOF
1468 #include <xenctrl.h>
1469 int main(void) {
1470   return 0;
1471 }
1472 EOF
1473   if ! compile_prog "" "$xen_libs" ; then
1474     # Xen not found
1475     if test "$xen" = "yes" ; then
1476       feature_not_found "xen"
1477     fi
1478     xen=no
1479
1480   # Xen unstable
1481   elif
1482       cat > $TMPC <<EOF &&
1483 #include <xenctrl.h>
1484 #include <xenstore.h>
1485 #include <stdint.h>
1486 #include <xen/hvm/hvm_info_table.h>
1487 #if !defined(HVM_MAX_VCPUS)
1488 # error HVM_MAX_VCPUS not defined
1489 #endif
1490 int main(void) {
1491   xc_interface *xc;
1492   xs_daemon_open();
1493   xc = xc_interface_open(0, 0, 0);
1494   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1495   xc_gnttab_open(NULL, 0);
1496   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1497   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1498   return 0;
1499 }
1500 EOF
1501       compile_prog "" "$xen_libs"
1502     then
1503     xen_ctrl_version=420
1504     xen=yes
1505
1506   elif
1507       cat > $TMPC <<EOF &&
1508 #include <xenctrl.h>
1509 #include <xs.h>
1510 #include <stdint.h>
1511 #include <xen/hvm/hvm_info_table.h>
1512 #if !defined(HVM_MAX_VCPUS)
1513 # error HVM_MAX_VCPUS not defined
1514 #endif
1515 int main(void) {
1516   xs_daemon_open();
1517   xc_interface_open(0, 0, 0);
1518   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1519   xc_gnttab_open(NULL, 0);
1520   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1521   return 0;
1522 }
1523 EOF
1524       compile_prog "" "$xen_libs"
1525     then
1526     xen_ctrl_version=410
1527     xen=yes
1528
1529   # Xen 4.0.0
1530   elif
1531       cat > $TMPC <<EOF &&
1532 #include <xenctrl.h>
1533 #include <xs.h>
1534 #include <stdint.h>
1535 #include <xen/hvm/hvm_info_table.h>
1536 #if !defined(HVM_MAX_VCPUS)
1537 # error HVM_MAX_VCPUS not defined
1538 #endif
1539 int main(void) {
1540   struct xen_add_to_physmap xatp = {
1541     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1542   };
1543   xs_daemon_open();
1544   xc_interface_open();
1545   xc_gnttab_open();
1546   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1547   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1548   return 0;
1549 }
1550 EOF
1551       compile_prog "" "$xen_libs"
1552     then
1553     xen_ctrl_version=400
1554     xen=yes
1555
1556   # Xen 3.4.0
1557   elif
1558       cat > $TMPC <<EOF &&
1559 #include <xenctrl.h>
1560 #include <xs.h>
1561 int main(void) {
1562   struct xen_add_to_physmap xatp = {
1563     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1564   };
1565   xs_daemon_open();
1566   xc_interface_open();
1567   xc_gnttab_open();
1568   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1569   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1570   return 0;
1571 }
1572 EOF
1573       compile_prog "" "$xen_libs"
1574     then
1575     xen_ctrl_version=340
1576     xen=yes
1577
1578   # Xen 3.3.0
1579   elif
1580       cat > $TMPC <<EOF &&
1581 #include <xenctrl.h>
1582 #include <xs.h>
1583 int main(void) {
1584   xs_daemon_open();
1585   xc_interface_open();
1586   xc_gnttab_open();
1587   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1588   return 0;
1589 }
1590 EOF
1591       compile_prog "" "$xen_libs"
1592     then
1593     xen_ctrl_version=330
1594     xen=yes
1595
1596   # Xen version unsupported
1597   else
1598     if test "$xen" = "yes" ; then
1599       feature_not_found "xen (unsupported version)"
1600     fi
1601     xen=no
1602   fi
1603
1604   if test "$xen" = yes; then
1605     libs_softmmu="$xen_libs $libs_softmmu"
1606   fi
1607 fi
1608
1609 if test "$xen_pci_passthrough" != "no"; then
1610   if test "$xen" = "yes" && test "$linux" = "yes" &&
1611     test "$xen_ctrl_version" -ge 340; then
1612     xen_pci_passthrough=yes
1613   else
1614     if test "$xen_pci_passthrough" = "yes"; then
1615       echo "ERROR"
1616       echo "ERROR: User requested feature Xen PCI Passthrough"
1617       echo "ERROR: but this feature require /sys from Linux"
1618       if test "$xen_ctrl_version" -lt 340; then
1619         echo "ERROR: This feature does not work with Xen 3.3"
1620       fi
1621       echo "ERROR"
1622       exit 1;
1623     fi
1624     xen_pci_passthrough=no
1625   fi
1626 fi
1627
1628 ##########################################
1629 # libtool probe
1630
1631 if ! has $libtool; then
1632     libtool=
1633 fi
1634
1635 ##########################################
1636 # Sparse probe
1637 if test "$sparse" != "no" ; then
1638   if has cgcc; then
1639     sparse=yes
1640   else
1641     if test "$sparse" = "yes" ; then
1642       feature_not_found "sparse"
1643     fi
1644     sparse=no
1645   fi
1646 fi
1647
1648 ##########################################
1649 # GTK probe
1650
1651 if test "$gtk" != "no"; then
1652     gtkpackage="gtk+-$gtkabi"
1653     if test "$gtkabi" = "3.0" ; then
1654       gtkversion="3.0.0"
1655       vtepackage="vte-2.90"
1656       vteversion="0.32.0"
1657     else
1658       gtkversion="2.18.0"
1659       vtepackage="vte"
1660       vteversion="0.24.0"
1661     fi
1662     if $pkg_config --exists "$gtkpackage >= $gtkversion" && \
1663        $pkg_config --exists "$vtepackage >= $vteversion"; then
1664         gtk_cflags=`$pkg_config --cflags $gtkpackage 2>/dev/null`
1665         gtk_libs=`$pkg_config --libs $gtkpackage 2>/dev/null`
1666         vte_cflags=`$pkg_config --cflags $vtepackage 2>/dev/null`
1667         vte_libs=`$pkg_config --libs $vtepackage 2>/dev/null`
1668         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1669         gtk="yes"
1670     else
1671         if test "$gtk" = "yes" ; then
1672             feature_not_found "gtk"
1673         fi
1674         gtk="no"
1675     fi
1676 fi
1677
1678 ##########################################
1679 # SDL probe
1680
1681 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1682 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1683 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1684   sdl_config=sdl-config
1685 fi
1686
1687 if $pkg_config sdl --modversion >/dev/null 2>&1; then
1688   sdlconfig="$pkg_config sdl"
1689   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1690 elif has ${sdl_config}; then
1691   sdlconfig="$sdl_config"
1692   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1693 else
1694   if test "$sdl" = "yes" ; then
1695     feature_not_found "sdl"
1696   fi
1697   sdl=no
1698 fi
1699 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1700   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1701 fi
1702
1703 sdl_too_old=no
1704 if test "$sdl" != "no" ; then
1705   cat > $TMPC << EOF
1706 #include <SDL.h>
1707 #undef main /* We don't want SDL to override our main() */
1708 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1709 EOF
1710   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1711   if test "$static" = "yes" ; then
1712     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1713   else
1714     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1715   fi
1716   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1717     if test "$_sdlversion" -lt 121 ; then
1718       sdl_too_old=yes
1719     else
1720       if test "$cocoa" = "no" ; then
1721         sdl=yes
1722       fi
1723     fi
1724
1725     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1726     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1727       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1728          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1729          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1730       fi
1731       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1732         :
1733       else
1734         sdl=no
1735       fi
1736     fi # static link
1737   else # sdl not found
1738     if test "$sdl" = "yes" ; then
1739       feature_not_found "sdl"
1740     fi
1741     sdl=no
1742   fi # sdl compile test
1743 fi
1744
1745 if test "$sdl" = "yes" ; then
1746   cat > $TMPC <<EOF
1747 #include <SDL.h>
1748 #if defined(SDL_VIDEO_DRIVER_X11)
1749 #include <X11/XKBlib.h>
1750 #else
1751 #error No x11 support
1752 #endif
1753 int main(void) { return 0; }
1754 EOF
1755   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1756     sdl_libs="$sdl_libs -lX11"
1757   fi
1758   libs_softmmu="$sdl_libs $libs_softmmu"
1759 fi
1760
1761 ##########################################
1762 # VNC TLS/WS detection
1763 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1764   cat > $TMPC <<EOF
1765 #include <gnutls/gnutls.h>
1766 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1767 EOF
1768   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1769   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1770   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1771     if test "$vnc_tls" != "no" ; then
1772       vnc_tls=yes
1773     fi
1774     if test "$vnc_ws" != "no" ; then
1775       vnc_ws=yes
1776     fi
1777     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1778     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1779   else
1780     if test "$vnc_tls" = "yes" ; then
1781       feature_not_found "vnc-tls"
1782     fi
1783     if test "$vnc_ws" = "yes" ; then
1784       feature_not_found "vnc-ws"
1785     fi
1786     vnc_tls=no
1787     vnc_ws=no
1788   fi
1789 fi
1790
1791 ##########################################
1792 # VNC SASL detection
1793 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1794   cat > $TMPC <<EOF
1795 #include <sasl/sasl.h>
1796 #include <stdio.h>
1797 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1798 EOF
1799   # Assuming Cyrus-SASL installed in /usr prefix
1800   vnc_sasl_cflags=""
1801   vnc_sasl_libs="-lsasl2"
1802   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1803     vnc_sasl=yes
1804     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1805     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1806   else
1807     if test "$vnc_sasl" = "yes" ; then
1808       feature_not_found "vnc-sasl"
1809     fi
1810     vnc_sasl=no
1811   fi
1812 fi
1813
1814 ##########################################
1815 # VNC JPEG detection
1816 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1817 cat > $TMPC <<EOF
1818 #include <stdio.h>
1819 #include <jpeglib.h>
1820 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1821 EOF
1822     vnc_jpeg_cflags=""
1823     vnc_jpeg_libs="-ljpeg"
1824   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1825     vnc_jpeg=yes
1826     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1827     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1828   else
1829     if test "$vnc_jpeg" = "yes" ; then
1830       feature_not_found "vnc-jpeg"
1831     fi
1832     vnc_jpeg=no
1833   fi
1834 fi
1835
1836 ##########################################
1837 # VNC PNG detection
1838 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1839 cat > $TMPC <<EOF
1840 //#include <stdio.h>
1841 #include <png.h>
1842 #include <stddef.h>
1843 int main(void) {
1844     png_structp png_ptr;
1845     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1846     return png_ptr != 0;
1847 }
1848 EOF
1849   if $pkg_config libpng --modversion >/dev/null 2>&1; then
1850     vnc_png_cflags=`$pkg_config libpng --cflags 2> /dev/null`
1851     vnc_png_libs=`$pkg_config libpng --libs 2> /dev/null`
1852   else
1853     vnc_png_cflags=""
1854     vnc_png_libs="-lpng"
1855   fi
1856   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1857     vnc_png=yes
1858     libs_softmmu="$vnc_png_libs $libs_softmmu"
1859     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1860   else
1861     if test "$vnc_png" = "yes" ; then
1862       feature_not_found "vnc-png"
1863     fi
1864     vnc_png=no
1865   fi
1866 fi
1867
1868 ##########################################
1869 # fnmatch() probe, used for ACL routines
1870 fnmatch="no"
1871 cat > $TMPC << EOF
1872 #include <fnmatch.h>
1873 int main(void)
1874 {
1875     fnmatch("foo", "foo", 0);
1876     return 0;
1877 }
1878 EOF
1879 if compile_prog "" "" ; then
1880    fnmatch="yes"
1881 fi
1882
1883 ##########################################
1884 # uuid_generate() probe, used for vdi block driver
1885 if test "$uuid" != "no" ; then
1886   uuid_libs="-luuid"
1887   cat > $TMPC << EOF
1888 #include <uuid/uuid.h>
1889 int main(void)
1890 {
1891     uuid_t my_uuid;
1892     uuid_generate(my_uuid);
1893     return 0;
1894 }
1895 EOF
1896   if compile_prog "" "$uuid_libs" ; then
1897     uuid="yes"
1898     libs_softmmu="$uuid_libs $libs_softmmu"
1899     libs_tools="$uuid_libs $libs_tools"
1900   else
1901     if test "$uuid" = "yes" ; then
1902       feature_not_found "uuid"
1903     fi
1904     uuid=no
1905   fi
1906 fi
1907
1908 ##########################################
1909 # xfsctl() probe, used for raw-posix
1910 if test "$xfs" != "no" ; then
1911   cat > $TMPC << EOF
1912 #include <stddef.h>  /* NULL */
1913 #include <xfs/xfs.h>
1914 int main(void)
1915 {
1916     xfsctl(NULL, 0, 0, NULL);
1917     return 0;
1918 }
1919 EOF
1920   if compile_prog "" "" ; then
1921     xfs="yes"
1922   else
1923     if test "$xfs" = "yes" ; then
1924       feature_not_found "xfs"
1925     fi
1926     xfs=no
1927   fi
1928 fi
1929
1930 ##########################################
1931 # vde libraries probe
1932 if test "$vde" != "no" ; then
1933   vde_libs="-lvdeplug"
1934   cat > $TMPC << EOF
1935 #include <libvdeplug.h>
1936 int main(void)
1937 {
1938     struct vde_open_args a = {0, 0, 0};
1939     char s[] = "";
1940     vde_open(s, s, &a);
1941     return 0;
1942 }
1943 EOF
1944   if compile_prog "" "$vde_libs" ; then
1945     vde=yes
1946     libs_softmmu="$vde_libs $libs_softmmu"
1947     libs_tools="$vde_libs $libs_tools"
1948   else
1949     if test "$vde" = "yes" ; then
1950       feature_not_found "vde"
1951     fi
1952     vde=no
1953   fi
1954 fi
1955
1956 ##########################################
1957 # libcap-ng library probe
1958 if test "$cap_ng" != "no" ; then
1959   cap_libs="-lcap-ng"
1960   cat > $TMPC << EOF
1961 #include <cap-ng.h>
1962 int main(void)
1963 {
1964     capng_capability_to_name(CAPNG_EFFECTIVE);
1965     return 0;
1966 }
1967 EOF
1968   if compile_prog "" "$cap_libs" ; then
1969     cap_ng=yes
1970     libs_tools="$cap_libs $libs_tools"
1971   else
1972     if test "$cap_ng" = "yes" ; then
1973       feature_not_found "cap_ng"
1974     fi
1975     cap_ng=no
1976   fi
1977 fi
1978
1979 ##########################################
1980 # Sound support libraries probe
1981
1982 audio_drv_probe()
1983 {
1984     drv=$1
1985     hdr=$2
1986     lib=$3
1987     exp=$4
1988     cfl=$5
1989         cat > $TMPC << EOF
1990 #include <$hdr>
1991 int main(void) { $exp }
1992 EOF
1993     if compile_prog "$cfl" "$lib" ; then
1994         :
1995     else
1996         echo
1997         echo "Error: $drv check failed"
1998         echo "Make sure to have the $drv libs and headers installed."
1999         echo
2000         exit 1
2001     fi
2002 }
2003
2004 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2005 for drv in $audio_drv_list; do
2006     case $drv in
2007     alsa)
2008     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2009         "return snd_pcm_close((snd_pcm_t *)0);"
2010     libs_softmmu="-lasound $libs_softmmu"
2011     ;;
2012
2013     fmod)
2014     if test -z $fmod_lib || test -z $fmod_inc; then
2015         echo
2016         echo "Error: You must specify path to FMOD library and headers"
2017         echo "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2018         echo
2019         exit 1
2020     fi
2021     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2022     libs_softmmu="$fmod_lib $libs_softmmu"
2023     ;;
2024
2025     esd)
2026     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2027     libs_softmmu="-lesd $libs_softmmu"
2028     audio_pt_int="yes"
2029     ;;
2030
2031     pa)
2032     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2033         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2034     libs_softmmu="-lpulse $libs_softmmu"
2035     audio_pt_int="yes"
2036     ;;
2037
2038     coreaudio)
2039       libs_softmmu="-framework CoreAudio $libs_softmmu"
2040     ;;
2041
2042     dsound)
2043       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2044       audio_win_int="yes"
2045     ;;
2046
2047     oss)
2048       libs_softmmu="$oss_lib $libs_softmmu"
2049     ;;
2050
2051     sdl|wav)
2052     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2053     ;;
2054
2055     winwave)
2056       libs_softmmu="-lwinmm $libs_softmmu"
2057       audio_win_int="yes"
2058     ;;
2059
2060     *)
2061     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2062         echo
2063         echo "Error: Unknown driver '$drv' selected"
2064         echo "Possible drivers are: $audio_possible_drivers"
2065         echo
2066         exit 1
2067     }
2068     ;;
2069     esac
2070 done
2071
2072 ##########################################
2073 # BrlAPI probe
2074
2075 if test "$brlapi" != "no" ; then
2076   brlapi_libs="-lbrlapi"
2077   cat > $TMPC << EOF
2078 #include <brlapi.h>
2079 #include <stddef.h>
2080 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2081 EOF
2082   if compile_prog "" "$brlapi_libs" ; then
2083     brlapi=yes
2084     libs_softmmu="$brlapi_libs $libs_softmmu"
2085   else
2086     if test "$brlapi" = "yes" ; then
2087       feature_not_found "brlapi"
2088     fi
2089     brlapi=no
2090   fi
2091 fi
2092
2093 ##########################################
2094 # curses probe
2095 if test "$mingw32" = "yes" ; then
2096     curses_list="-lpdcurses"
2097 else
2098     curses_list="-lncurses:-lcurses:$($pkg_config --libs ncurses 2>/dev/null)"
2099 fi
2100
2101 if test "$curses" != "no" ; then
2102   curses_found=no
2103   cat > $TMPC << EOF
2104 #include <curses.h>
2105 int main(void) {
2106   const char *s = curses_version();
2107   resize_term(0, 0);
2108   return s != 0;
2109 }
2110 EOF
2111   IFS=:
2112   for curses_lib in $curses_list; do
2113     unset IFS
2114     if compile_prog "" "$curses_lib" ; then
2115       curses_found=yes
2116       libs_softmmu="$curses_lib $libs_softmmu"
2117       break
2118     fi
2119   done
2120   unset IFS
2121   if test "$curses_found" = "yes" ; then
2122     curses=yes
2123   else
2124     if test "$curses" = "yes" ; then
2125       feature_not_found "curses"
2126     fi
2127     curses=no
2128   fi
2129 fi
2130
2131 ##########################################
2132 # curl probe
2133
2134 if $pkg_config libcurl --modversion >/dev/null 2>&1; then
2135   curlconfig="$pkg_config libcurl"
2136 else
2137   curlconfig=curl-config
2138 fi
2139
2140 if test "$curl" != "no" ; then
2141   cat > $TMPC << EOF
2142 #include <curl/curl.h>
2143 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2144 EOF
2145   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2146   curl_libs=`$curlconfig --libs 2>/dev/null`
2147   if compile_prog "$curl_cflags" "$curl_libs" ; then
2148     curl=yes
2149     libs_tools="$curl_libs $libs_tools"
2150     libs_softmmu="$curl_libs $libs_softmmu"
2151   else
2152     if test "$curl" = "yes" ; then
2153       feature_not_found "curl"
2154     fi
2155     curl=no
2156   fi
2157 fi # test "$curl"
2158
2159 ##########################################
2160 # bluez support probe
2161 if test "$bluez" != "no" ; then
2162   cat > $TMPC << EOF
2163 #include <bluetooth/bluetooth.h>
2164 int main(void) { return bt_error(0); }
2165 EOF
2166   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2167   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2168   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2169     bluez=yes
2170     libs_softmmu="$bluez_libs $libs_softmmu"
2171   else
2172     if test "$bluez" = "yes" ; then
2173       feature_not_found "bluez"
2174     fi
2175     bluez="no"
2176   fi
2177 fi
2178
2179 ##########################################
2180 # glib support probe
2181
2182 if test "$mingw32" = yes; then
2183     # g_poll is required in order to integrate with the glib main loop.
2184     glib_req_ver=2.20
2185 else
2186     glib_req_ver=2.12
2187 fi
2188 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0 > /dev/null 2>&1
2189 then
2190     glib_cflags=`$pkg_config --cflags gthread-2.0 2>/dev/null`
2191     glib_libs=`$pkg_config --libs gthread-2.0 2>/dev/null`
2192     LIBS="$glib_libs $LIBS"
2193     libs_qga="$glib_libs $libs_qga"
2194 else
2195     echo "glib-$glib_req_ver required to compile QEMU"
2196     exit 1
2197 fi
2198
2199 ##########################################
2200 # pixman support probe
2201
2202 if test "$pixman" = ""; then
2203   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2204     pixman="none"
2205   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2206     pixman="system"
2207   else
2208     pixman="internal"
2209   fi
2210 fi
2211 if test "$pixman" = "none"; then
2212   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2213     echo "ERROR: pixman disabled but system emulation or tools build"
2214     echo "       enabled.  You can turn off pixman only if you also"
2215     echo "       disable all system emulation targets and the tools"
2216     echo "       build with '--disable-tools --disable-system'."
2217     exit 1
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 ${source_path}/pixman/pixman; then
2226     echo "ERROR: pixman not present. Your options:"
2227     echo "  (1) Preferred: Install the pixman devel package (any recent"
2228     echo "      distro should have packages as Xorg needs pixman too)."
2229     echo "  (2) Fetch the pixman submodule, using:"
2230     echo "      git submodule update --init pixman"
2231     exit 1
2232   fi
2233   mkdir -p pixman/pixman
2234   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2235   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2236 fi
2237
2238 ##########################################
2239 # libcap probe
2240
2241 if test "$cap" != "no" ; then
2242   cat > $TMPC <<EOF
2243 #include <stdio.h>
2244 #include <sys/capability.h>
2245 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2246 EOF
2247   if compile_prog "" "-lcap" ; then
2248     cap=yes
2249   else
2250     cap=no
2251   fi
2252 fi
2253
2254 ##########################################
2255 # pthread probe
2256 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2257
2258 pthread=no
2259 cat > $TMPC << EOF
2260 #include <pthread.h>
2261 static void *f(void *p) { return NULL; }
2262 int main(void) {
2263   pthread_t thread;
2264   pthread_create(&thread, 0, f, 0);
2265   return 0;
2266 }
2267 EOF
2268 if compile_prog "" "" ; then
2269   pthread=yes
2270 else
2271   for pthread_lib in $PTHREADLIBS_LIST; do
2272     if compile_prog "" "$pthread_lib" ; then
2273       pthread=yes
2274       found=no
2275       for lib_entry in $LIBS; do
2276         if test "$lib_entry" = "$pthread_lib"; then
2277           found=yes
2278           break
2279         fi
2280       done
2281       if test "$found" = "no"; then
2282         LIBS="$pthread_lib $LIBS"
2283       fi
2284       break
2285     fi
2286   done
2287 fi
2288
2289 if test "$mingw32" != yes -a "$pthread" = no; then
2290   echo
2291   echo "Error: pthread check failed"
2292   echo "Make sure to have the pthread libs and headers installed."
2293   echo
2294   exit 1
2295 fi
2296
2297 ##########################################
2298 # rbd probe
2299 if test "$rbd" != "no" ; then
2300   cat > $TMPC <<EOF
2301 #include <stdio.h>
2302 #include <rbd/librbd.h>
2303 int main(void) {
2304     rados_t cluster;
2305     rados_create(&cluster, NULL);
2306     return 0;
2307 }
2308 EOF
2309   rbd_libs="-lrbd -lrados"
2310   if compile_prog "" "$rbd_libs" ; then
2311     rbd=yes
2312     libs_tools="$rbd_libs $libs_tools"
2313     libs_softmmu="$rbd_libs $libs_softmmu"
2314   else
2315     if test "$rbd" = "yes" ; then
2316       feature_not_found "rados block device"
2317     fi
2318     rbd=no
2319   fi
2320 fi
2321
2322 ##########################################
2323 # linux-aio probe
2324
2325 if test "$linux_aio" != "no" ; then
2326   cat > $TMPC <<EOF
2327 #include <libaio.h>
2328 #include <sys/eventfd.h>
2329 #include <stddef.h>
2330 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2331 EOF
2332   if compile_prog "" "-laio" ; then
2333     linux_aio=yes
2334     libs_softmmu="$libs_softmmu -laio"
2335     libs_tools="$libs_tools -laio"
2336   else
2337     if test "$linux_aio" = "yes" ; then
2338       feature_not_found "linux AIO"
2339     fi
2340     linux_aio=no
2341   fi
2342 fi
2343
2344 ##########################################
2345 # adjust virtio-blk-data-plane based on linux-aio
2346
2347 if test "$virtio_blk_data_plane" = "yes" -a \
2348         "$linux_aio" != "yes" ; then
2349   echo "Error: virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2350   exit 1
2351 elif test -z "$virtio_blk_data_plane" ; then
2352   virtio_blk_data_plane=$linux_aio
2353 fi
2354
2355 ##########################################
2356 # attr probe
2357
2358 if test "$attr" != "no" ; then
2359   cat > $TMPC <<EOF
2360 #include <stdio.h>
2361 #include <sys/types.h>
2362 #ifdef CONFIG_LIBATTR
2363 #include <attr/xattr.h>
2364 #else
2365 #include <sys/xattr.h>
2366 #endif
2367 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2368 EOF
2369   if compile_prog "" "" ; then
2370     attr=yes
2371   # Older distros have <attr/xattr.h>, and need -lattr:
2372   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2373     attr=yes
2374     LIBS="-lattr $LIBS"
2375     libattr=yes
2376   else
2377     if test "$attr" = "yes" ; then
2378       feature_not_found "ATTR"
2379     fi
2380     attr=no
2381   fi
2382 fi
2383
2384 ##########################################
2385 # iovec probe
2386 cat > $TMPC <<EOF
2387 #include <sys/types.h>
2388 #include <sys/uio.h>
2389 #include <unistd.h>
2390 int main(void) { return sizeof(struct iovec); }
2391 EOF
2392 iovec=no
2393 if compile_prog "" "" ; then
2394   iovec=yes
2395 fi
2396
2397 ##########################################
2398 # preadv probe
2399 cat > $TMPC <<EOF
2400 #include <sys/types.h>
2401 #include <sys/uio.h>
2402 #include <unistd.h>
2403 int main(void) { return preadv(0, 0, 0, 0); }
2404 EOF
2405 preadv=no
2406 if compile_prog "" "" ; then
2407   preadv=yes
2408 fi
2409
2410 ##########################################
2411 # fdt probe
2412 if test "$fdt" != "no" ; then
2413   fdt_libs="-lfdt"
2414   cat > $TMPC << EOF
2415 int main(void) { return 0; }
2416 EOF
2417   if compile_prog "" "$fdt_libs" ; then
2418     fdt=yes
2419   else
2420     if test "$fdt" = "yes" ; then
2421       feature_not_found "fdt"
2422     fi
2423     fdt_libs=
2424     fdt=no
2425   fi
2426 fi
2427
2428 ##########################################
2429 # opengl probe, used by milkymist-tmu2
2430 if test "$opengl" != "no" ; then
2431   opengl_libs="-lGL -lX11"
2432   cat > $TMPC << EOF
2433 #include <X11/Xlib.h>
2434 #include <GL/gl.h>
2435 #include <GL/glx.h>
2436 int main(void) { return GL_VERSION != 0; }
2437 EOF
2438   if compile_prog "" "-lGL" ; then
2439     opengl=yes
2440   else
2441     if test "$opengl" = "yes" ; then
2442       feature_not_found "opengl"
2443     fi
2444     opengl_libs=
2445     opengl=no
2446   fi
2447 fi
2448
2449 ##########################################
2450 # glusterfs probe
2451 if test "$glusterfs" != "no" ; then
2452   cat > $TMPC <<EOF
2453 #include <glusterfs/api/glfs.h>
2454 int main(void) {
2455     (void) glfs_new("volume");
2456     return 0;
2457 }
2458 EOF
2459   glusterfs_libs="-lgfapi -lgfrpc -lgfxdr"
2460   if compile_prog "" "$glusterfs_libs" ; then
2461     glusterfs=yes
2462     libs_tools="$glusterfs_libs $libs_tools"
2463     libs_softmmu="$glusterfs_libs $libs_softmmu"
2464   else
2465     if test "$glusterfs" = "yes" ; then
2466       feature_not_found "GlusterFS backend support"
2467     fi
2468     glusterfs=no
2469   fi
2470 fi
2471
2472 #
2473 # Check for xxxat() functions when we are building linux-user
2474 # emulator.  This is done because older glibc versions don't
2475 # have syscall stubs for these implemented.
2476 #
2477 atfile=no
2478 cat > $TMPC << EOF
2479 #define _ATFILE_SOURCE
2480 #include <sys/types.h>
2481 #include <fcntl.h>
2482 #include <unistd.h>
2483
2484 int
2485 main(void)
2486 {
2487         /* try to unlink nonexisting file */
2488         return (unlinkat(AT_FDCWD, "nonexistent_file", 0));
2489 }
2490 EOF
2491 if compile_prog "" "" ; then
2492   atfile=yes
2493 fi
2494
2495 # Check for inotify functions when we are building linux-user
2496 # emulator.  This is done because older glibc versions don't
2497 # have syscall stubs for these implemented.  In that case we
2498 # don't provide them even if kernel supports them.
2499 #
2500 inotify=no
2501 cat > $TMPC << EOF
2502 #include <sys/inotify.h>
2503
2504 int
2505 main(void)
2506 {
2507         /* try to start inotify */
2508         return inotify_init();
2509 }
2510 EOF
2511 if compile_prog "" "" ; then
2512   inotify=yes
2513 fi
2514
2515 inotify1=no
2516 cat > $TMPC << EOF
2517 #include <sys/inotify.h>
2518
2519 int
2520 main(void)
2521 {
2522     /* try to start inotify */
2523     return inotify_init1(0);
2524 }
2525 EOF
2526 if compile_prog "" "" ; then
2527   inotify1=yes
2528 fi
2529
2530 # check if utimensat and futimens are supported
2531 utimens=no
2532 cat > $TMPC << EOF
2533 #define _ATFILE_SOURCE
2534 #include <stddef.h>
2535 #include <fcntl.h>
2536 #include <sys/stat.h>
2537
2538 int main(void)
2539 {
2540     utimensat(AT_FDCWD, "foo", NULL, 0);
2541     futimens(0, NULL);
2542     return 0;
2543 }
2544 EOF
2545 if compile_prog "" "" ; then
2546   utimens=yes
2547 fi
2548
2549 # check if pipe2 is there
2550 pipe2=no
2551 cat > $TMPC << EOF
2552 #include <unistd.h>
2553 #include <fcntl.h>
2554
2555 int main(void)
2556 {
2557     int pipefd[2];
2558     return pipe2(pipefd, O_CLOEXEC);
2559 }
2560 EOF
2561 if compile_prog "" "" ; then
2562   pipe2=yes
2563 fi
2564
2565 # check if accept4 is there
2566 accept4=no
2567 cat > $TMPC << EOF
2568 #include <sys/socket.h>
2569 #include <stddef.h>
2570
2571 int main(void)
2572 {
2573     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2574     return 0;
2575 }
2576 EOF
2577 if compile_prog "" "" ; then
2578   accept4=yes
2579 fi
2580
2581 # check if tee/splice is there. vmsplice was added same time.
2582 splice=no
2583 cat > $TMPC << EOF
2584 #include <unistd.h>
2585 #include <fcntl.h>
2586 #include <limits.h>
2587
2588 int main(void)
2589 {
2590     int len, fd = 0;
2591     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2592     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2593     return 0;
2594 }
2595 EOF
2596 if compile_prog "" "" ; then
2597   splice=yes
2598 fi
2599
2600 ##########################################
2601 # signalfd probe
2602 signalfd="no"
2603 cat > $TMPC << EOF
2604 #include <unistd.h>
2605 #include <sys/syscall.h>
2606 #include <signal.h>
2607 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2608 EOF
2609
2610 if compile_prog "" "" ; then
2611   signalfd=yes
2612 fi
2613
2614 # check if eventfd is supported
2615 eventfd=no
2616 cat > $TMPC << EOF
2617 #include <sys/eventfd.h>
2618
2619 int main(void)
2620 {
2621     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2622 }
2623 EOF
2624 if compile_prog "" "" ; then
2625   eventfd=yes
2626 fi
2627
2628 # check for fallocate
2629 fallocate=no
2630 cat > $TMPC << EOF
2631 #include <fcntl.h>
2632
2633 int main(void)
2634 {
2635     fallocate(0, 0, 0, 0);
2636     return 0;
2637 }
2638 EOF
2639 if compile_prog "" "" ; then
2640   fallocate=yes
2641 fi
2642
2643 # check for fallocate hole punching
2644 fallocate_punch_hole=no
2645 cat > $TMPC << EOF
2646 #include <fcntl.h>
2647 #include <linux/falloc.h>
2648
2649 int main(void)
2650 {
2651     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2652     return 0;
2653 }
2654 EOF
2655 if compile_prog "" "" ; then
2656   fallocate_punch_hole=yes
2657 fi
2658
2659 # check for sync_file_range
2660 sync_file_range=no
2661 cat > $TMPC << EOF
2662 #include <fcntl.h>
2663
2664 int main(void)
2665 {
2666     sync_file_range(0, 0, 0, 0);
2667     return 0;
2668 }
2669 EOF
2670 if compile_prog "" "" ; then
2671   sync_file_range=yes
2672 fi
2673
2674 # check for linux/fiemap.h and FS_IOC_FIEMAP
2675 fiemap=no
2676 cat > $TMPC << EOF
2677 #include <sys/ioctl.h>
2678 #include <linux/fs.h>
2679 #include <linux/fiemap.h>
2680
2681 int main(void)
2682 {
2683     ioctl(0, FS_IOC_FIEMAP, 0);
2684     return 0;
2685 }
2686 EOF
2687 if compile_prog "" "" ; then
2688   fiemap=yes
2689 fi
2690
2691 # check for dup3
2692 dup3=no
2693 cat > $TMPC << EOF
2694 #include <unistd.h>
2695
2696 int main(void)
2697 {
2698     dup3(0, 0, 0);
2699     return 0;
2700 }
2701 EOF
2702 if compile_prog "" "" ; then
2703   dup3=yes
2704 fi
2705
2706 # check for epoll support
2707 epoll=no
2708 cat > $TMPC << EOF
2709 #include <sys/epoll.h>
2710
2711 int main(void)
2712 {
2713     epoll_create(0);
2714     return 0;
2715 }
2716 EOF
2717 if compile_prog "" "" ; then
2718   epoll=yes
2719 fi
2720
2721 # epoll_create1 and epoll_pwait are later additions
2722 # so we must check separately for their presence
2723 epoll_create1=no
2724 cat > $TMPC << EOF
2725 #include <sys/epoll.h>
2726
2727 int main(void)
2728 {
2729     /* Note that we use epoll_create1 as a value, not as
2730      * a function being called. This is necessary so that on
2731      * old SPARC glibc versions where the function was present in
2732      * the library but not declared in the header file we will
2733      * fail the configure check. (Otherwise we will get a compiler
2734      * warning but not an error, and will proceed to fail the
2735      * qemu compile where we compile with -Werror.)
2736      */
2737     return (int)(uintptr_t)&epoll_create1;
2738 }
2739 EOF
2740 if compile_prog "" "" ; then
2741   epoll_create1=yes
2742 fi
2743
2744 epoll_pwait=no
2745 cat > $TMPC << EOF
2746 #include <sys/epoll.h>
2747
2748 int main(void)
2749 {
2750     epoll_pwait(0, 0, 0, 0, 0);
2751     return 0;
2752 }
2753 EOF
2754 if compile_prog "" "" ; then
2755   epoll_pwait=yes
2756 fi
2757
2758 # Check if tools are available to build documentation.
2759 if test "$docs" != "no" ; then
2760   if has makeinfo && has pod2man; then
2761     docs=yes
2762   else
2763     if test "$docs" = "yes" ; then
2764       feature_not_found "docs"
2765     fi
2766     docs=no
2767   fi
2768 fi
2769
2770 # Search for bswap_32 function
2771 byteswap_h=no
2772 cat > $TMPC << EOF
2773 #include <byteswap.h>
2774 int main(void) { return bswap_32(0); }
2775 EOF
2776 if compile_prog "" "" ; then
2777   byteswap_h=yes
2778 fi
2779
2780 # Search for bswap32 function
2781 bswap_h=no
2782 cat > $TMPC << EOF
2783 #include <sys/endian.h>
2784 #include <sys/types.h>
2785 #include <machine/bswap.h>
2786 int main(void) { return bswap32(0); }
2787 EOF
2788 if compile_prog "" "" ; then
2789   bswap_h=yes
2790 fi
2791
2792 ##########################################
2793 # Do we have libiscsi
2794 # We check for iscsi_unmap_sync() to make sure we have a
2795 # recent enough version of libiscsi.
2796 if test "$libiscsi" != "no" ; then
2797   cat > $TMPC << EOF
2798 #include <stdio.h>
2799 #include <iscsi/iscsi.h>
2800 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
2801 EOF
2802   if compile_prog "" "-liscsi" ; then
2803     libiscsi="yes"
2804     LIBS="$LIBS -liscsi"
2805   else
2806     if test "$libiscsi" = "yes" ; then
2807       feature_not_found "libiscsi"
2808     fi
2809     libiscsi="no"
2810   fi
2811 fi
2812
2813
2814 ##########################################
2815 # Do we need libm
2816 cat > $TMPC << EOF
2817 #include <math.h>
2818 int main(void) { return isnan(sin(0.0)); }
2819 EOF
2820 if compile_prog "" "" ; then
2821   :
2822 elif compile_prog "" "-lm" ; then
2823   LIBS="-lm $LIBS"
2824   libs_qga="-lm $libs_qga"
2825 else
2826   echo
2827   echo "Error: libm check failed"
2828   echo
2829   exit 1
2830 fi
2831
2832 ##########################################
2833 # Do we need librt
2834 # uClibc provides 2 versions of clock_gettime(), one with realtime
2835 # support and one without. This means that the clock_gettime() don't
2836 # need -lrt. We still need it for timer_create() so we check for this
2837 # function in addition.
2838 cat > $TMPC <<EOF
2839 #include <signal.h>
2840 #include <time.h>
2841 int main(void) {
2842   timer_create(CLOCK_REALTIME, NULL, NULL);
2843   return clock_gettime(CLOCK_REALTIME, NULL);
2844 }
2845 EOF
2846
2847 if compile_prog "" "" ; then
2848   :
2849 # we need pthread for static linking. use previous pthread test result
2850 elif compile_prog "" "-lrt $pthread_lib" ; then
2851   LIBS="-lrt $LIBS"
2852   libs_qga="-lrt $libs_qga"
2853 fi
2854
2855 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
2856         "$aix" != "yes" -a "$haiku" != "yes" ; then
2857     libs_softmmu="-lutil $libs_softmmu"
2858 fi
2859
2860 ##########################################
2861 # spice probe
2862 if test "$spice" != "no" ; then
2863   cat > $TMPC << EOF
2864 #include <spice.h>
2865 int main(void) { spice_server_new(); return 0; }
2866 EOF
2867   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
2868   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
2869   if $pkg_config --atleast-version=0.12.0 spice-server >/dev/null 2>&1 && \
2870      $pkg_config --atleast-version=0.12.2 spice-protocol > /dev/null 2>&1 && \
2871      compile_prog "$spice_cflags" "$spice_libs" ; then
2872     spice="yes"
2873     libs_softmmu="$libs_softmmu $spice_libs"
2874     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
2875     spice_protocol_version=$($pkg_config --modversion spice-protocol)
2876     spice_server_version=$($pkg_config --modversion spice-server)
2877   else
2878     if test "$spice" = "yes" ; then
2879       feature_not_found "spice"
2880     fi
2881     spice="no"
2882   fi
2883 fi
2884
2885 # check for libcacard for smartcard support
2886 smartcard_cflags=""
2887 # TODO - what's the minimal nss version we support?
2888 if test "$smartcard_nss" != "no"; then
2889   cat > $TMPC << EOF
2890 #include <pk11pub.h>
2891 int main(void) { PK11_FreeSlot(0); return 0; }
2892 EOF
2893     smartcard_includes="-I\$(SRC_PATH)/libcacard"
2894     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
2895     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
2896     test_cflags="$libcacard_cflags"
2897     # The header files in nss < 3.13.3 have a bug which causes them to
2898     # emit a warning. If we're going to compile QEMU with -Werror, then
2899     # test that the headers don't have this bug. Otherwise we would pass
2900     # the configure test but fail to compile QEMU later.
2901     if test "$werror" = "yes"; then
2902         test_cflags="-Werror $test_cflags"
2903     fi
2904     if test -n "$libtool" &&
2905             $pkg_config --atleast-version=3.12.8 nss >/dev/null 2>&1 && \
2906       compile_prog "$test_cflags" "$libcacard_libs"; then
2907         smartcard_nss="yes"
2908         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
2909         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
2910         libs_softmmu="$libcacard_libs $libs_softmmu"
2911     else
2912         if test "$smartcard_nss" = "yes"; then
2913             feature_not_found "nss"
2914         fi
2915         smartcard_nss="no"
2916     fi
2917 fi
2918
2919 # check for usbredirparser for usb network redirection support
2920 if test "$usb_redir" != "no" ; then
2921     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5 >/dev/null 2>&1 ; then
2922         usb_redir="yes"
2923         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5 2>/dev/null)
2924         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5 2>/dev/null)
2925         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
2926         libs_softmmu="$libs_softmmu $usb_redir_libs"
2927     else
2928         if test "$usb_redir" = "yes"; then
2929             feature_not_found "usb-redir"
2930         fi
2931         usb_redir="no"
2932     fi
2933 fi
2934
2935 ##########################################
2936
2937 ##########################################
2938 # check if we have fdatasync
2939
2940 fdatasync=no
2941 cat > $TMPC << EOF
2942 #include <unistd.h>
2943 int main(void) {
2944 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
2945 return fdatasync(0);
2946 #else
2947 #error Not supported
2948 #endif
2949 }
2950 EOF
2951 if compile_prog "" "" ; then
2952     fdatasync=yes
2953 fi
2954
2955 ##########################################
2956 # check if we have madvise
2957
2958 madvise=no
2959 cat > $TMPC << EOF
2960 #include <sys/types.h>
2961 #include <sys/mman.h>
2962 #include <stddef.h>
2963 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
2964 EOF
2965 if compile_prog "" "" ; then
2966     madvise=yes
2967 fi
2968
2969 ##########################################
2970 # check if we have posix_madvise
2971
2972 posix_madvise=no
2973 cat > $TMPC << EOF
2974 #include <sys/mman.h>
2975 #include <stddef.h>
2976 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
2977 EOF
2978 if compile_prog "" "" ; then
2979     posix_madvise=yes
2980 fi
2981
2982 ##########################################
2983 # check if we have usable SIGEV_THREAD_ID
2984
2985 sigev_thread_id=no
2986 cat > $TMPC << EOF
2987 #include <signal.h>
2988 int main(void) {
2989   struct sigevent ev;
2990   ev.sigev_notify = SIGEV_THREAD_ID;
2991   ev._sigev_un._tid = 0;
2992   asm volatile("" : : "g"(&ev));
2993   return 0;
2994 }
2995 EOF
2996 if compile_prog "" "" ; then
2997     sigev_thread_id=yes
2998 fi
2999
3000 ##########################################
3001 # check if trace backend exists
3002
3003 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3004 if test "$?" -ne 0 ; then
3005   echo
3006   echo "Error: invalid trace backend"
3007   echo "Please choose a supported trace backend."
3008   echo
3009   exit 1
3010 fi
3011
3012 ##########################################
3013 # For 'ust' backend, test if ust headers are present
3014 if test "$trace_backend" = "ust"; then
3015   cat > $TMPC << EOF
3016 #include <ust/tracepoint.h>
3017 #include <ust/marker.h>
3018 int main(void) { return 0; }
3019 EOF
3020   if compile_prog "" "" ; then
3021     LIBS="-lust -lurcu-bp $LIBS"
3022     libs_qga="-lust -lurcu-bp $libs_qga"
3023   else
3024     echo
3025     echo "Error: Trace backend 'ust' missing libust header files"
3026     echo
3027     exit 1
3028   fi
3029 fi
3030
3031 ##########################################
3032 # For 'dtrace' backend, test if 'dtrace' command is present
3033 if test "$trace_backend" = "dtrace"; then
3034   if ! has 'dtrace' ; then
3035     echo
3036     echo "Error: dtrace command is not found in PATH $PATH"
3037     echo
3038     exit 1
3039   fi
3040   trace_backend_stap="no"
3041   if has 'stap' ; then
3042     trace_backend_stap="yes"
3043   fi
3044 fi
3045
3046 ##########################################
3047 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
3048 # use i686 as default anyway, but for those that don't, an explicit
3049 # specification is necessary
3050 if test "$vhost_net" = "yes" && test "$cpu" = "i386"; then
3051   cat > $TMPC << EOF
3052 static int sfaa(int *ptr)
3053 {
3054   return __sync_fetch_and_and(ptr, 0);
3055 }
3056
3057 int main(void)
3058 {
3059   int val = 42;
3060   sfaa(&val);
3061   return val;
3062 }
3063 EOF
3064   if ! compile_prog "" "" ; then
3065     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
3066   fi
3067 fi
3068
3069 ##########################################
3070 # check and set a backend for coroutine
3071
3072 # default is ucontext, but always fallback to gthread
3073 # windows autodetected by make
3074 if test "$coroutine" = "" -o "$coroutine" = "ucontext"; then
3075   if test "$darwin" != "yes"; then
3076     cat > $TMPC << EOF
3077 #include <ucontext.h>
3078 #ifdef __stub_makecontext
3079 #error Ignoring glibc stub makecontext which will always fail
3080 #endif
3081 int main(void) { makecontext(0, 0, 0); return 0; }
3082 EOF
3083     if compile_prog "" "" ; then
3084         coroutine_backend=ucontext
3085     else
3086         coroutine_backend=gthread
3087     fi
3088   fi
3089 elif test "$coroutine" = "gthread" ; then
3090   coroutine_backend=gthread
3091 elif test "$coroutine" = "windows" ; then
3092   coroutine_backend=windows
3093 elif test "$coroutine" = "sigaltstack" ; then
3094   coroutine_backend=sigaltstack
3095 else
3096   echo
3097   echo "Error: unknown coroutine backend $coroutine"
3098   echo
3099   exit 1
3100 fi
3101
3102 ##########################################
3103 # check if we have open_by_handle_at
3104
3105 open_by_handle_at=no
3106 cat > $TMPC << EOF
3107 #include <fcntl.h>
3108 #if !defined(AT_EMPTY_PATH)
3109 # error missing definition
3110 #else
3111 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3112 #endif
3113 EOF
3114 if compile_prog "" "" ; then
3115     open_by_handle_at=yes
3116 fi
3117
3118 ########################################
3119 # check if we have linux/magic.h
3120
3121 linux_magic_h=no
3122 cat > $TMPC << EOF
3123 #include <linux/magic.h>
3124 int main(void) {
3125   return 0;
3126 }
3127 EOF
3128 if compile_prog "" "" ; then
3129     linux_magic_h=yes
3130 fi
3131
3132 ########################################
3133 # check whether we can disable warning option with a pragma (this is needed
3134 # to silence warnings in the headers of some versions of external libraries).
3135 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3136 # only a warning.
3137 #
3138 # If we can't selectively disable warning in the code, disable -Werror so that
3139 # the build doesn't fail anyway.
3140
3141 pragma_disable_unused_but_set=no
3142 cat > $TMPC << EOF
3143 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3144 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3145
3146 int main(void) {
3147     return 0;
3148 }
3149 EOF
3150 if compile_prog "-Werror" "" ; then
3151     pragma_diagnostic_available=yes
3152 else
3153     werror=no
3154 fi
3155
3156 ########################################
3157 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3158
3159 valgrind_h=no
3160 cat > $TMPC << EOF
3161 #include <valgrind/valgrind.h>
3162 #include <valgrind/memcheck.h>
3163 int main(void) {
3164   return 0;
3165 }
3166 EOF
3167 if compile_prog "" "" ; then
3168     valgrind_h=yes
3169 fi
3170
3171 ########################################
3172 # check if environ is declared
3173
3174 has_environ=no
3175 cat > $TMPC << EOF
3176 #include <unistd.h>
3177 int main(void) {
3178     environ = 0;
3179     return 0;
3180 }
3181 EOF
3182 if compile_prog "" "" ; then
3183     has_environ=yes
3184 fi
3185
3186 ########################################
3187 # check if cpuid.h is usable.
3188
3189 cpuid_h=no
3190 cat > $TMPC << EOF
3191 #include <cpuid.h>
3192 int main(void) {
3193   return 0;
3194 }
3195 EOF
3196 if compile_prog "" "" ; then
3197     cpuid_h=yes
3198 fi
3199
3200 ########################################
3201 # check if __[u]int128_t is usable.
3202
3203 int128=no
3204 cat > $TMPC << EOF
3205 __int128_t a;
3206 __uint128_t b;
3207 int main (void) {
3208   a = a + b;
3209   b = a * b;
3210   return 0;
3211 }
3212 EOF
3213 if compile_prog "" "" ; then
3214     int128=yes
3215 fi
3216
3217 ##########################################
3218 # End of CC checks
3219 # After here, no more $cc or $ld runs
3220
3221 if test "$gcov" = "yes" ; then
3222   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3223   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3224 elif test "$debug" = "no" ; then
3225   CFLAGS="-O2 -D_FORTIFY_SOURCE=2 $CFLAGS"
3226 fi
3227
3228
3229 # Disable zero malloc errors for official releases unless explicitly told to
3230 # enable/disable
3231 if test -z "$zero_malloc" ; then
3232     if test "$z_version" = "50" ; then
3233         zero_malloc="no"
3234     else
3235         zero_malloc="yes"
3236     fi
3237 fi
3238
3239 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3240 if test "$werror" = "yes"; then
3241     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3242 fi
3243
3244 if test "$solaris" = "no" ; then
3245     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3246         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3247     fi
3248 fi
3249
3250 # test if pod2man has --utf8 option
3251 if pod2man --help | grep -q utf8; then
3252     POD2MAN="pod2man --utf8"
3253 else
3254     POD2MAN="pod2man"
3255 fi
3256
3257 # Use ASLR, no-SEH and DEP if available
3258 if test "$mingw32" = "yes" ; then
3259     for flag in --dynamicbase --no-seh --nxcompat; do
3260         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3261             LDFLAGS="-Wl,$flag $LDFLAGS"
3262         fi
3263     done
3264 fi
3265
3266 qemu_confdir=$sysconfdir$confsuffix
3267 qemu_datadir=$datadir$confsuffix
3268 qemu_localedir="$datadir/locale"
3269
3270 tools=""
3271 if test "$want_tools" = "yes" ; then
3272   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3273   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3274     tools="qemu-nbd\$(EXESUF) $tools"
3275   fi
3276 fi
3277 if test "$softmmu" = yes ; then
3278   if test "$virtfs" != no ; then
3279     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3280       virtfs=yes
3281       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3282     else
3283       if test "$virtfs" = yes; then
3284         echo "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3285         exit 1
3286       fi
3287       virtfs=no
3288     fi
3289   fi
3290   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3291     if [ "$guest_agent" = "yes" ]; then
3292       tools="qemu-ga\$(EXESUF) $tools"
3293     fi
3294   fi
3295 fi
3296
3297 # Mac OS X ships with a broken assembler
3298 roms=
3299 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3300         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3301         "$softmmu" = yes ; then
3302   roms="optionrom"
3303 fi
3304 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3305   roms="$roms spapr-rtas"
3306 fi
3307
3308 # add pixman flags after all config tests are done
3309 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags"
3310 libs_softmmu="$libs_softmmu $pixman_libs"
3311
3312 echo "Install prefix    $prefix"
3313 echo "BIOS directory    `eval echo $qemu_datadir`"
3314 echo "binary directory  `eval echo $bindir`"
3315 echo "library directory `eval echo $libdir`"
3316 echo "libexec directory `eval echo $libexecdir`"
3317 echo "include directory `eval echo $includedir`"
3318 echo "config directory  `eval echo $sysconfdir`"
3319 echo "local state directory   `eval echo $local_statedir`"
3320 if test "$mingw32" = "no" ; then
3321 echo "Manual directory  `eval echo $mandir`"
3322 echo "ELF interp prefix $interp_prefix"
3323 fi
3324 echo "Source path       $source_path"
3325 echo "C compiler        $cc"
3326 echo "Host C compiler   $host_cc"
3327 echo "Objective-C compiler $objcc"
3328 echo "CFLAGS            $CFLAGS"
3329 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3330 echo "LDFLAGS           $LDFLAGS"
3331 echo "make              $make"
3332 echo "install           $install"
3333 echo "python            $python"
3334 if test "$slirp" = "yes" ; then
3335     echo "smbd              $smbd"
3336 fi
3337 echo "host CPU          $cpu"
3338 echo "host big endian   $bigendian"
3339 echo "target list       $target_list"
3340 echo "tcg debug enabled $debug_tcg"
3341 echo "gprof enabled     $gprof"
3342 echo "sparse enabled    $sparse"
3343 echo "strip binaries    $strip_opt"
3344 echo "profiler          $profiler"
3345 echo "static build      $static"
3346 echo "-Werror enabled   $werror"
3347 if test "$darwin" = "yes" ; then
3348     echo "Cocoa support     $cocoa"
3349 fi
3350 echo "pixman            $pixman"
3351 echo "SDL support       $sdl"
3352 echo "GTK support       $gtk"
3353 echo "curses support    $curses"
3354 echo "curl support      $curl"
3355 echo "mingw32 support   $mingw32"
3356 echo "Audio drivers     $audio_drv_list"
3357 echo "Extra audio cards $audio_card_list"
3358 echo "Block whitelist   $block_drv_whitelist"
3359 echo "Mixer emulation   $mixemu"
3360 echo "VirtFS support    $virtfs"
3361 echo "VNC support       $vnc"
3362 if test "$vnc" = "yes" ; then
3363     echo "VNC TLS support   $vnc_tls"
3364     echo "VNC SASL support  $vnc_sasl"
3365     echo "VNC JPEG support  $vnc_jpeg"
3366     echo "VNC PNG support   $vnc_png"
3367     echo "VNC WS support    $vnc_ws"
3368 fi
3369 if test -n "$sparc_cpu"; then
3370     echo "Target Sparc Arch $sparc_cpu"
3371 fi
3372 echo "xen support       $xen"
3373 echo "brlapi support    $brlapi"
3374 echo "bluez  support    $bluez"
3375 echo "Documentation     $docs"
3376 [ ! -z "$uname_release" ] && \
3377 echo "uname -r          $uname_release"
3378 echo "NPTL support      $nptl"
3379 echo "GUEST_BASE        $guest_base"
3380 echo "PIE               $pie"
3381 echo "vde support       $vde"
3382 echo "Linux AIO support $linux_aio"
3383 echo "ATTR/XATTR support $attr"
3384 echo "Install blobs     $blobs"
3385 echo "KVM support       $kvm"
3386 echo "TCG interpreter   $tcg_interpreter"
3387 echo "fdt support       $fdt"
3388 echo "preadv support    $preadv"
3389 echo "fdatasync         $fdatasync"
3390 echo "madvise           $madvise"
3391 echo "posix_madvise     $posix_madvise"
3392 echo "sigev_thread_id   $sigev_thread_id"
3393 echo "uuid support      $uuid"
3394 echo "libcap-ng support $cap_ng"
3395 echo "vhost-net support $vhost_net"
3396 echo "Trace backend     $trace_backend"
3397 echo "Trace output file $trace_file-<pid>"
3398 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3399 echo "rbd support       $rbd"
3400 echo "xfsctl support    $xfs"
3401 echo "nss used          $smartcard_nss"
3402 echo "usb net redir     $usb_redir"
3403 echo "OpenGL support    $opengl"
3404 echo "libiscsi support  $libiscsi"
3405 echo "build guest agent $guest_agent"
3406 echo "seccomp support   $seccomp"
3407 echo "coroutine backend $coroutine_backend"
3408 echo "GlusterFS support $glusterfs"
3409 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3410 echo "gcov              $gcov_tool"
3411 echo "gcov enabled      $gcov"
3412
3413 if test "$sdl_too_old" = "yes"; then
3414 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3415 fi
3416
3417 config_host_mak="config-host.mak"
3418 config_host_ld="config-host.ld"
3419
3420 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3421
3422 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3423 printf "# Configured with:" >> $config_host_mak
3424 printf " '%s'" "$0" "$@" >> $config_host_mak
3425 echo >> $config_host_mak
3426
3427 echo all: >> $config_host_mak
3428 echo "prefix=$prefix" >> $config_host_mak
3429 echo "bindir=$bindir" >> $config_host_mak
3430 echo "libdir=$libdir" >> $config_host_mak
3431 echo "libexecdir=$libexecdir" >> $config_host_mak
3432 echo "includedir=$includedir" >> $config_host_mak
3433 echo "mandir=$mandir" >> $config_host_mak
3434 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3435 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3436 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3437 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3438 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3439 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3440 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3441 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3442 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3443
3444 echo "ARCH=$ARCH" >> $config_host_mak
3445 if test "$debug_tcg" = "yes" ; then
3446   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3447 fi
3448 if test "$debug" = "yes" ; then
3449   echo "CONFIG_DEBUG_EXEC=y" >> $config_host_mak
3450 fi
3451 if test "$strip_opt" = "yes" ; then
3452   echo "STRIP=${strip}" >> $config_host_mak
3453 fi
3454 if test "$bigendian" = "yes" ; then
3455   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3456 fi
3457 if test "$mingw32" = "yes" ; then
3458   echo "CONFIG_WIN32=y" >> $config_host_mak
3459   rc_version=`cat $source_path/VERSION`
3460   version_major=${rc_version%%.*}
3461   rc_version=${rc_version#*.}
3462   version_minor=${rc_version%%.*}
3463   rc_version=${rc_version#*.}
3464   version_subminor=${rc_version%%.*}
3465   version_micro=0
3466   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3467   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3468 else
3469   echo "CONFIG_POSIX=y" >> $config_host_mak
3470 fi
3471
3472 if test "$linux" = "yes" ; then
3473   echo "CONFIG_LINUX=y" >> $config_host_mak
3474 fi
3475
3476 if test "$darwin" = "yes" ; then
3477   echo "CONFIG_DARWIN=y" >> $config_host_mak
3478 fi
3479
3480 if test "$aix" = "yes" ; then
3481   echo "CONFIG_AIX=y" >> $config_host_mak
3482 fi
3483
3484 if test "$solaris" = "yes" ; then
3485   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3486   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3487   if test "$needs_libsunmath" = "yes" ; then
3488     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3489   fi
3490 fi
3491 if test "$haiku" = "yes" ; then
3492   echo "CONFIG_HAIKU=y" >> $config_host_mak
3493 fi
3494 if test "$static" = "yes" ; then
3495   echo "CONFIG_STATIC=y" >> $config_host_mak
3496 fi
3497 if test "$profiler" = "yes" ; then
3498   echo "CONFIG_PROFILER=y" >> $config_host_mak
3499 fi
3500 if test "$slirp" = "yes" ; then
3501   echo "CONFIG_SLIRP=y" >> $config_host_mak
3502   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3503 fi
3504 if test "$vde" = "yes" ; then
3505   echo "CONFIG_VDE=y" >> $config_host_mak
3506 fi
3507 if test "$cap_ng" = "yes" ; then
3508   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3509 fi
3510 for card in $audio_card_list; do
3511     def=CONFIG_`echo $card | LC_ALL=C tr '[a-z]' '[A-Z]'`
3512     echo "$def=y" >> $config_host_mak
3513 done
3514 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3515 for drv in $audio_drv_list; do
3516     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3517     echo "$def=y" >> $config_host_mak
3518     if test "$drv" = "fmod"; then
3519         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3520     fi
3521 done
3522 if test "$audio_pt_int" = "yes" ; then
3523   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3524 fi
3525 if test "$audio_win_int" = "yes" ; then
3526   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3527 fi
3528 echo "CONFIG_BDRV_WHITELIST=$block_drv_whitelist" >> $config_host_mak
3529 if test "$mixemu" = "yes" ; then
3530   echo "CONFIG_MIXEMU=y" >> $config_host_mak
3531 fi
3532 if test "$vnc" = "yes" ; then
3533   echo "CONFIG_VNC=y" >> $config_host_mak
3534 fi
3535 if test "$vnc_tls" = "yes" ; then
3536   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3537 fi
3538 if test "$vnc_sasl" = "yes" ; then
3539   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3540 fi
3541 if test "$vnc_jpeg" = "yes" ; then
3542   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3543 fi
3544 if test "$vnc_png" = "yes" ; then
3545   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3546 fi
3547 if test "$vnc_ws" = "yes" ; then
3548   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3549   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3550 fi
3551 if test "$fnmatch" = "yes" ; then
3552   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3553 fi
3554 if test "$uuid" = "yes" ; then
3555   echo "CONFIG_UUID=y" >> $config_host_mak
3556 fi
3557 if test "$xfs" = "yes" ; then
3558   echo "CONFIG_XFS=y" >> $config_host_mak
3559 fi
3560 qemu_version=`head $source_path/VERSION`
3561 echo "VERSION=$qemu_version" >>$config_host_mak
3562 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3563 echo "SRC_PATH=$source_path" >> $config_host_mak
3564 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3565 if [ "$docs" = "yes" ] ; then
3566   echo "BUILD_DOCS=yes" >> $config_host_mak
3567 fi
3568 if test "$sdl" = "yes" ; then
3569   echo "CONFIG_SDL=y" >> $config_host_mak
3570   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3571 fi
3572 if test "$cocoa" = "yes" ; then
3573   echo "CONFIG_COCOA=y" >> $config_host_mak
3574 fi
3575 if test "$curses" = "yes" ; then
3576   echo "CONFIG_CURSES=y" >> $config_host_mak
3577 fi
3578 if test "$atfile" = "yes" ; then
3579   echo "CONFIG_ATFILE=y" >> $config_host_mak
3580 fi
3581 if test "$utimens" = "yes" ; then
3582   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3583 fi
3584 if test "$pipe2" = "yes" ; then
3585   echo "CONFIG_PIPE2=y" >> $config_host_mak
3586 fi
3587 if test "$accept4" = "yes" ; then
3588   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3589 fi
3590 if test "$splice" = "yes" ; then
3591   echo "CONFIG_SPLICE=y" >> $config_host_mak
3592 fi
3593 if test "$eventfd" = "yes" ; then
3594   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3595 fi
3596 if test "$fallocate" = "yes" ; then
3597   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3598 fi
3599 if test "$fallocate_punch_hole" = "yes" ; then
3600   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3601 fi
3602 if test "$sync_file_range" = "yes" ; then
3603   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3604 fi
3605 if test "$fiemap" = "yes" ; then
3606   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3607 fi
3608 if test "$dup3" = "yes" ; then
3609   echo "CONFIG_DUP3=y" >> $config_host_mak
3610 fi
3611 if test "$epoll" = "yes" ; then
3612   echo "CONFIG_EPOLL=y" >> $config_host_mak
3613 fi
3614 if test "$epoll_create1" = "yes" ; then
3615   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3616 fi
3617 if test "$epoll_pwait" = "yes" ; then
3618   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3619 fi
3620 if test "$inotify" = "yes" ; then
3621   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3622 fi
3623 if test "$inotify1" = "yes" ; then
3624   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3625 fi
3626 if test "$byteswap_h" = "yes" ; then
3627   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3628 fi
3629 if test "$bswap_h" = "yes" ; then
3630   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3631 fi
3632 if test "$curl" = "yes" ; then
3633   echo "CONFIG_CURL=y" >> $config_host_mak
3634   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3635 fi
3636 if test "$brlapi" = "yes" ; then
3637   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3638 fi
3639 if test "$bluez" = "yes" ; then
3640   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3641   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3642 fi
3643 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3644 if test "$gtk" = "yes" ; then
3645   echo "CONFIG_GTK=y" >> $config_host_mak
3646   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3647   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3648 fi
3649 if test "$xen" = "yes" ; then
3650   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
3651   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
3652 fi
3653 if test "$linux_aio" = "yes" ; then
3654   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
3655 fi
3656 if test "$attr" = "yes" ; then
3657   echo "CONFIG_ATTR=y" >> $config_host_mak
3658 fi
3659 if test "$libattr" = "yes" ; then
3660   echo "CONFIG_LIBATTR=y" >> $config_host_mak
3661 fi
3662 if test "$virtfs" = "yes" ; then
3663   echo "CONFIG_VIRTFS=y" >> $config_host_mak
3664 fi
3665 if test "$blobs" = "yes" ; then
3666   echo "INSTALL_BLOBS=yes" >> $config_host_mak
3667 fi
3668 if test "$iovec" = "yes" ; then
3669   echo "CONFIG_IOVEC=y" >> $config_host_mak
3670 fi
3671 if test "$preadv" = "yes" ; then
3672   echo "CONFIG_PREADV=y" >> $config_host_mak
3673 fi
3674 if test "$fdt" = "yes" ; then
3675   echo "CONFIG_FDT=y" >> $config_host_mak
3676 fi
3677 if test "$signalfd" = "yes" ; then
3678   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
3679 fi
3680 if test "$tcg_interpreter" = "yes" ; then
3681   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
3682 fi
3683 if test "$fdatasync" = "yes" ; then
3684   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
3685 fi
3686 if test "$madvise" = "yes" ; then
3687   echo "CONFIG_MADVISE=y" >> $config_host_mak
3688 fi
3689 if test "$posix_madvise" = "yes" ; then
3690   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
3691 fi
3692 if test "$sigev_thread_id" = "yes" ; then
3693   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
3694 fi
3695
3696 if test "$spice" = "yes" ; then
3697   echo "CONFIG_SPICE=y" >> $config_host_mak
3698 fi
3699
3700 if test "$smartcard_nss" = "yes" ; then
3701   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
3702   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
3703   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
3704 fi
3705
3706 if test "$usb_redir" = "yes" ; then
3707   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
3708 fi
3709
3710 if test "$opengl" = "yes" ; then
3711   echo "CONFIG_OPENGL=y" >> $config_host_mak
3712 fi
3713
3714 if test "$libiscsi" = "yes" ; then
3715   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
3716 fi
3717
3718 if test "$seccomp" = "yes"; then
3719   echo "CONFIG_SECCOMP=y" >> $config_host_mak
3720 fi
3721
3722 # XXX: suppress that
3723 if [ "$bsd" = "yes" ] ; then
3724   echo "CONFIG_BSD=y" >> $config_host_mak
3725 fi
3726
3727 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
3728
3729 if test "$zero_malloc" = "yes" ; then
3730   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
3731 fi
3732 if test "$rbd" = "yes" ; then
3733   echo "CONFIG_RBD=y" >> $config_host_mak
3734 fi
3735
3736 if test "$coroutine_backend" = "ucontext" ; then
3737   echo "CONFIG_UCONTEXT_COROUTINE=y" >> $config_host_mak
3738 elif test "$coroutine_backend" = "sigaltstack" ; then
3739   echo "CONFIG_SIGALTSTACK_COROUTINE=y" >> $config_host_mak
3740 fi
3741
3742 if test "$open_by_handle_at" = "yes" ; then
3743   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
3744 fi
3745
3746 if test "$linux_magic_h" = "yes" ; then
3747   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
3748 fi
3749
3750 if test "$pragma_diagnostic_available" = "yes" ; then
3751   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
3752 fi
3753
3754 if test "$valgrind_h" = "yes" ; then
3755   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
3756 fi
3757
3758 if test "$has_environ" = "yes" ; then
3759   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
3760 fi
3761
3762 if test "$cpuid_h" = "yes" ; then
3763   echo "CONFIG_CPUID_H=y" >> $config_host_mak
3764 fi
3765
3766 if test "$int128" = "yes" ; then
3767   echo "CONFIG_INT128=y" >> $config_host_mak
3768 fi
3769
3770 if test "$glusterfs" = "yes" ; then
3771   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
3772 fi
3773
3774 if test "$virtio_blk_data_plane" = "yes" ; then
3775   echo "CONFIG_VIRTIO_BLK_DATA_PLANE=y" >> $config_host_mak
3776 fi
3777
3778 # USB host support
3779 case "$usb" in
3780 linux)
3781   echo "HOST_USB=linux legacy" >> $config_host_mak
3782 ;;
3783 bsd)
3784   echo "HOST_USB=bsd" >> $config_host_mak
3785 ;;
3786 *)
3787   echo "HOST_USB=stub" >> $config_host_mak
3788 ;;
3789 esac
3790
3791 # use default implementation for tracing backend-specific routines
3792 trace_default=yes
3793 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
3794 if test "$trace_backend" = "nop"; then
3795   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
3796 fi
3797 if test "$trace_backend" = "simple"; then
3798   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
3799   trace_default=no
3800   # Set the appropriate trace file.
3801   trace_file="\"$trace_file-\" FMT_pid"
3802 fi
3803 if test "$trace_backend" = "stderr"; then
3804   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
3805   trace_default=no
3806 fi
3807 if test "$trace_backend" = "ust"; then
3808   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
3809 fi
3810 if test "$trace_backend" = "dtrace"; then
3811   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
3812   if test "$trace_backend_stap" = "yes" ; then
3813     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
3814   fi
3815 fi
3816 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
3817 if test "$trace_default" = "yes"; then
3818   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
3819 fi
3820
3821 echo "TOOLS=$tools" >> $config_host_mak
3822 echo "ROMS=$roms" >> $config_host_mak
3823 echo "MAKE=$make" >> $config_host_mak
3824 echo "INSTALL=$install" >> $config_host_mak
3825 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
3826 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
3827 if test -n "$libtool"; then
3828   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
3829   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
3830 else
3831   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
3832   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
3833 fi
3834 echo "PYTHON=$python" >> $config_host_mak
3835 echo "CC=$cc" >> $config_host_mak
3836 echo "CC_I386=$cc_i386" >> $config_host_mak
3837 echo "HOST_CC=$host_cc" >> $config_host_mak
3838 echo "OBJCC=$objcc" >> $config_host_mak
3839 echo "AR=$ar" >> $config_host_mak
3840 echo "AS=$as" >> $config_host_mak
3841 echo "CPP=$cpp" >> $config_host_mak
3842 echo "OBJCOPY=$objcopy" >> $config_host_mak
3843 echo "LD=$ld" >> $config_host_mak
3844 echo "WINDRES=$windres" >> $config_host_mak
3845 echo "LIBTOOL=$libtool" >> $config_host_mak
3846 echo "CFLAGS=$CFLAGS" >> $config_host_mak
3847 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
3848 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
3849 if test "$sparse" = "yes" ; then
3850   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
3851   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
3852   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
3853 fi
3854 if test "$cross_prefix" != ""; then
3855   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
3856 else
3857   echo "AUTOCONF_HOST := "                             >> $config_host_mak
3858 fi
3859 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
3860 echo "ARLIBS_BEGIN=$arlibs_begin" >> $config_host_mak
3861 echo "ARLIBS_END=$arlibs_end" >> $config_host_mak
3862 echo "LIBS+=$LIBS" >> $config_host_mak
3863 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
3864 echo "EXESUF=$EXESUF" >> $config_host_mak
3865 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
3866 echo "POD2MAN=$POD2MAN" >> $config_host_mak
3867 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
3868 if test "$gcov" = "yes" ; then
3869   echo "CONFIG_GCOV=y" >> $config_host_mak
3870   echo "GCOV=$gcov_tool" >> $config_host_mak
3871 fi
3872
3873 # generate list of library paths for linker script
3874
3875 $ld --verbose -v 2> /dev/null | grep SEARCH_DIR > ${config_host_ld}
3876
3877 if test -f ${config_host_ld}~ ; then
3878   if cmp -s $config_host_ld ${config_host_ld}~ ; then
3879     mv ${config_host_ld}~ $config_host_ld
3880   else
3881     rm ${config_host_ld}~
3882   fi
3883 fi
3884
3885 # use included Linux headers
3886 if test "$linux" = "yes" ; then
3887   mkdir -p linux-headers
3888   case "$cpu" in
3889   i386|x86_64)
3890     linux_arch=x86
3891     ;;
3892   ppcemb|ppc|ppc64)
3893     linux_arch=powerpc
3894     ;;
3895   s390x)
3896     linux_arch=s390
3897     ;;
3898   *)
3899     # For most CPUs the kernel architecture name and QEMU CPU name match.
3900     linux_arch="$cpu"
3901     ;;
3902   esac
3903     # For non-KVM architectures we will not have asm headers
3904     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
3905       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
3906     fi
3907 fi
3908
3909 for target in $target_list; do
3910 target_dir="$target"
3911 config_target_mak=$target_dir/config-target.mak
3912 target_arch2=`echo $target | cut -d '-' -f 1`
3913 target_bigendian="no"
3914
3915 case "$target_arch2" in
3916   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
3917   target_bigendian=yes
3918   ;;
3919 esac
3920 target_softmmu="no"
3921 target_user_only="no"
3922 target_linux_user="no"
3923 target_bsd_user="no"
3924 case "$target" in
3925   ${target_arch2}-softmmu)
3926     target_softmmu="yes"
3927     ;;
3928   ${target_arch2}-linux-user)
3929     if test "$linux" != "yes" ; then
3930       echo "ERROR: Target '$target' is only available on a Linux host"
3931       exit 1
3932     fi
3933     target_user_only="yes"
3934     target_linux_user="yes"
3935     ;;
3936   ${target_arch2}-bsd-user)
3937     if test "$bsd" != "yes" ; then
3938       echo "ERROR: Target '$target' is only available on a BSD host"
3939       exit 1
3940     fi
3941     target_user_only="yes"
3942     target_bsd_user="yes"
3943     ;;
3944   *)
3945     echo "ERROR: Target '$target' not recognised"
3946     exit 1
3947     ;;
3948 esac
3949
3950 mkdir -p $target_dir
3951 echo "# Automatically generated by configure - do not modify" > $config_target_mak
3952
3953 bflt="no"
3954 target_nptl="no"
3955 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_arch2/g"`
3956 gdb_xml_files=""
3957 target_short_alignment=2
3958 target_int_alignment=4
3959 target_long_alignment=4
3960 target_llong_alignment=8
3961 target_libs_softmmu=
3962
3963 TARGET_ARCH="$target_arch2"
3964 TARGET_BASE_ARCH=""
3965 TARGET_ABI_DIR=""
3966
3967 case "$target_arch2" in
3968   i386)
3969   ;;
3970   x86_64)
3971     TARGET_BASE_ARCH=i386
3972     target_long_alignment=8
3973   ;;
3974   alpha)
3975     target_long_alignment=8
3976     target_nptl="yes"
3977   ;;
3978   arm|armeb)
3979     TARGET_ARCH=arm
3980     bflt="yes"
3981     target_nptl="yes"
3982     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
3983     target_llong_alignment=4
3984     target_libs_softmmu="$fdt_libs"
3985   ;;
3986   cris)
3987     target_nptl="yes"
3988   ;;
3989   lm32)
3990     target_libs_softmmu="$opengl_libs"
3991   ;;
3992   m68k)
3993     bflt="yes"
3994     gdb_xml_files="cf-core.xml cf-fp.xml"
3995     target_int_alignment=2
3996     target_long_alignment=2
3997     target_llong_alignment=2
3998   ;;
3999   microblaze|microblazeel)
4000     TARGET_ARCH=microblaze
4001     bflt="yes"
4002     target_nptl="yes"
4003     target_libs_softmmu="$fdt_libs"
4004   ;;
4005   mips|mipsel)
4006     TARGET_ARCH=mips
4007     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4008     target_nptl="yes"
4009   ;;
4010   mipsn32|mipsn32el)
4011     TARGET_ARCH=mipsn32
4012     TARGET_BASE_ARCH=mips
4013     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4014   ;;
4015   mips64|mips64el)
4016     TARGET_ARCH=mips64
4017     TARGET_BASE_ARCH=mips
4018     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4019     target_long_alignment=8
4020   ;;
4021   or32)
4022     TARGET_ARCH=openrisc
4023     TARGET_BASE_ARCH=openrisc
4024   ;;
4025   ppc)
4026     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4027     target_nptl="yes"
4028     target_libs_softmmu="$fdt_libs"
4029   ;;
4030   ppcemb)
4031     TARGET_BASE_ARCH=ppc
4032     TARGET_ABI_DIR=ppc
4033     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4034     target_nptl="yes"
4035     target_libs_softmmu="$fdt_libs"
4036   ;;
4037   ppc64)
4038     TARGET_BASE_ARCH=ppc
4039     TARGET_ABI_DIR=ppc
4040     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4041     target_long_alignment=8
4042     target_libs_softmmu="$fdt_libs"
4043   ;;
4044   ppc64abi32)
4045     TARGET_ARCH=ppc64
4046     TARGET_BASE_ARCH=ppc
4047     TARGET_ABI_DIR=ppc
4048     echo "TARGET_ABI32=y" >> $config_target_mak
4049     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4050     target_libs_softmmu="$fdt_libs"
4051   ;;
4052   sh4|sh4eb)
4053     TARGET_ARCH=sh4
4054     bflt="yes"
4055     target_nptl="yes"
4056   ;;
4057   sparc)
4058   ;;
4059   sparc64)
4060     TARGET_BASE_ARCH=sparc
4061     target_long_alignment=8
4062   ;;
4063   sparc32plus)
4064     TARGET_ARCH=sparc64
4065     TARGET_BASE_ARCH=sparc
4066     TARGET_ABI_DIR=sparc
4067     echo "TARGET_ABI32=y" >> $config_target_mak
4068   ;;
4069   s390x)
4070     target_nptl="yes"
4071     target_long_alignment=8
4072   ;;
4073   unicore32)
4074   ;;
4075   xtensa|xtensaeb)
4076     TARGET_ARCH=xtensa
4077   ;;
4078   *)
4079     echo "Unsupported target CPU"
4080     exit 1
4081   ;;
4082 esac
4083 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4084 if [ "$TARGET_BASE_ARCH" = "" ]; then
4085   TARGET_BASE_ARCH=$TARGET_ARCH
4086 fi
4087
4088 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4089
4090 upper() {
4091     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4092 }
4093
4094 case "$cpu" in
4095   i386|x86_64|ppc)
4096     # The TCG interpreter currently does not support ld/st optimization.
4097     if test "$tcg_interpreter" = "no" ; then
4098         echo "CONFIG_QEMU_LDST_OPTIMIZATION=y" >> $config_target_mak
4099     fi
4100   ;;
4101 esac
4102
4103 echo "TARGET_SHORT_ALIGNMENT=$target_short_alignment" >> $config_target_mak
4104 echo "TARGET_INT_ALIGNMENT=$target_int_alignment" >> $config_target_mak
4105 echo "TARGET_LONG_ALIGNMENT=$target_long_alignment" >> $config_target_mak
4106 echo "TARGET_LLONG_ALIGNMENT=$target_llong_alignment" >> $config_target_mak
4107 echo "TARGET_ARCH=$TARGET_ARCH" >> $config_target_mak
4108 target_arch_name="`upper $TARGET_ARCH`"
4109 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4110 echo "TARGET_ARCH2=$target_arch2" >> $config_target_mak
4111 echo "TARGET_TYPE=TARGET_TYPE_`upper $target_arch2`" >> $config_target_mak
4112 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4113 if [ "$TARGET_ABI_DIR" = "" ]; then
4114   TARGET_ABI_DIR=$TARGET_ARCH
4115 fi
4116 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4117 case "$target_arch2" in
4118   i386|x86_64)
4119     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4120       echo "CONFIG_XEN=y" >> $config_target_mak
4121       if test "$xen_pci_passthrough" = yes; then
4122         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4123       fi
4124     else
4125       echo "CONFIG_NO_XEN=y" >> $config_target_mak
4126     fi
4127     ;;
4128   *)
4129     echo "CONFIG_NO_XEN=y" >> $config_target_mak
4130 esac
4131 case "$target_arch2" in
4132   i386|x86_64|ppcemb|ppc|ppc64|s390x)
4133     # Make sure the target and host cpus are compatible
4134     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4135       \( "$target_arch2" = "$cpu" -o \
4136       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4137       \( "$target_arch2" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4138       \( "$target_arch2" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4139       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4140       \( "$target_arch2" = "x86_64" -a "$cpu" = "i386"   \) -o \
4141       \( "$target_arch2" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4142       echo "CONFIG_KVM=y" >> $config_target_mak
4143       if test "$vhost_net" = "yes" ; then
4144         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4145       fi
4146     fi
4147 esac
4148 case "$target_arch2" in
4149   i386|x86_64)
4150     echo "CONFIG_HAVE_GET_MEMORY_MAPPING=y" >> $config_target_mak
4151 esac
4152 if test "$target_arch2" = "ppc64" -a "$fdt" = "yes"; then
4153   echo "CONFIG_PSERIES=y" >> $config_target_mak
4154 fi
4155 if test "$target_bigendian" = "yes" ; then
4156   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4157 fi
4158 if test "$target_softmmu" = "yes" ; then
4159   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4160   echo "LIBS+=$libs_softmmu $target_libs_softmmu" >> $config_target_mak
4161   case "$target_arch2" in
4162     i386|x86_64)
4163       echo "CONFIG_HAVE_CORE_DUMP=y" >> $config_target_mak
4164   esac
4165 fi
4166 if test "$target_user_only" = "yes" ; then
4167   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4168   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4169 fi
4170 if test "$target_linux_user" = "yes" ; then
4171   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4172 fi
4173 list=""
4174 if test ! -z "$gdb_xml_files" ; then
4175   for x in $gdb_xml_files; do
4176     list="$list $source_path/gdb-xml/$x"
4177   done
4178   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4179 fi
4180
4181 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4182   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4183 fi
4184 if test "$target_user_only" = "yes" \
4185         -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then
4186   echo "CONFIG_USE_NPTL=y" >> $config_target_mak
4187 fi
4188 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4189   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4190 fi
4191 if test "$target_bsd_user" = "yes" ; then
4192   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4193 fi
4194
4195 # the static way of configuring available audio cards requires this workaround
4196 if test "$target_user_only" != "yes" && grep -q CONFIG_PCSPK $source_path/default-configs/$target.mak; then
4197   echo "CONFIG_PCSPK=y" >> $config_target_mak
4198 fi
4199
4200 # generate QEMU_CFLAGS/LDFLAGS for targets
4201
4202 cflags=""
4203 includes=""
4204 ldflags=""
4205
4206 if test "$tcg_interpreter" = "yes"; then
4207   includes="-I\$(SRC_PATH)/tcg/tci $includes"
4208 elif test "$ARCH" = "sparc64" ; then
4209   includes="-I\$(SRC_PATH)/tcg/sparc $includes"
4210 elif test "$ARCH" = "s390x" ; then
4211   includes="-I\$(SRC_PATH)/tcg/s390 $includes"
4212 elif test "$ARCH" = "x86_64" ; then
4213   includes="-I\$(SRC_PATH)/tcg/i386 $includes"
4214 else
4215   includes="-I\$(SRC_PATH)/tcg/\$(ARCH) $includes"
4216 fi
4217 includes="-I\$(SRC_PATH)/tcg $includes"
4218
4219 if test "$linux" = "yes" ; then
4220   includes="-I\$(SRC_PATH)/linux-headers $includes"
4221 fi
4222
4223 for i in $ARCH $TARGET_BASE_ARCH ; do
4224   case "$i" in
4225   alpha)
4226     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4227     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4228   ;;
4229   arm)
4230     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4231     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4232   ;;
4233   cris)
4234     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4235     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4236   ;;
4237   hppa)
4238     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4239     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4240   ;;
4241   i386|x86_64)
4242     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4243     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4244   ;;
4245   ia64*)
4246     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4247     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4248   ;;
4249   lm32)
4250     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4251     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4252   ;;
4253   m68k)
4254     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4255     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4256   ;;
4257   microblaze*)
4258     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4259     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4260   ;;
4261   mips*)
4262     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4263     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4264   ;;
4265   or32)
4266     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4267     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4268   ;;
4269   ppc*)
4270     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4271     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4272   ;;
4273   s390*)
4274     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4275     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4276   ;;
4277   sh4)
4278     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4279     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4280   ;;
4281   sparc*)
4282     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4283     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4284   ;;
4285   xtensa*)
4286     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4287     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4288   ;;
4289   esac
4290 done
4291 if test "$tcg_interpreter" = "yes" ; then
4292   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4293   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4294 fi
4295
4296 case "$ARCH" in
4297 alpha)
4298   # Ensure there's only a single GP
4299   cflags="-msmall-data $cflags"
4300 ;;
4301 esac
4302
4303 if test "$target_softmmu" = "yes" ; then
4304   case "$TARGET_BASE_ARCH" in
4305   arm)
4306     cflags="-DHAS_AUDIO $cflags"
4307   ;;
4308   lm32)
4309     cflags="-DHAS_AUDIO $cflags"
4310   ;;
4311   i386|mips|ppc)
4312     cflags="-DHAS_AUDIO -DHAS_AUDIO_CHOICE $cflags"
4313   ;;
4314   esac
4315 fi
4316
4317 if test "$gprof" = "yes" ; then
4318   echo "TARGET_GPROF=yes" >> $config_target_mak
4319   if test "$target_linux_user" = "yes" ; then
4320     cflags="-p $cflags"
4321     ldflags="-p $ldflags"
4322   fi
4323   if test "$target_softmmu" = "yes" ; then
4324     ldflags="-p $ldflags"
4325     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4326   fi
4327 fi
4328
4329 if test "$ARCH" = "tci"; then
4330   linker_script=""
4331 else
4332   linker_script="-Wl,-T../config-host.ld -Wl,-T,\$(SRC_PATH)/ldscripts/\$(ARCH).ld"
4333 fi
4334
4335 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4336   case "$ARCH" in
4337   alpha | s390x)
4338     # The default placement of the application is fine.
4339     ;;
4340   *)
4341     ldflags="$linker_script $ldflags"
4342     ;;
4343   esac
4344 fi
4345
4346 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4347 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4348 echo "QEMU_INCLUDES+=$includes" >> $config_target_mak
4349
4350 done # for target in $targets
4351
4352 if [ "$pixman" = "internal" ]; then
4353   echo "config-host.h: subdir-pixman" >> $config_host_mak
4354 fi
4355
4356 # build tree in object directory in case the source is not in the current directory
4357 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32"
4358 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas"
4359 DIRS="$DIRS roms/seabios roms/vgabios"
4360 DIRS="$DIRS qapi-generated"
4361 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4362 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4363 FILES="$FILES tests/tcg/lm32/Makefile po/Makefile"
4364 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4365 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4366 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4367 for bios_file in \
4368     $source_path/pc-bios/*.bin \
4369     $source_path/pc-bios/*.aml \
4370     $source_path/pc-bios/*.rom \
4371     $source_path/pc-bios/*.dtb \
4372     $source_path/pc-bios/openbios-* \
4373     $source_path/pc-bios/palcode-*
4374 do
4375     FILES="$FILES pc-bios/`basename $bios_file`"
4376 done
4377 mkdir -p $DIRS
4378 for f in $FILES ; do
4379     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4380         symlink "$source_path/$f" "$f"
4381     fi
4382 done
4383
4384 # temporary config to build submodules
4385 for rom in seabios vgabios ; do
4386     config_mak=roms/$rom/config.mak
4387     echo "# Automatically generated by configure - do not modify" > $config_mak
4388     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4389     echo "AS=$as" >> $config_mak
4390     echo "CC=$cc" >> $config_mak
4391     echo "BCC=bcc" >> $config_mak
4392     echo "CPP=$cpp" >> $config_mak
4393     echo "OBJCOPY=objcopy" >> $config_mak
4394     echo "IASL=iasl" >> $config_mak
4395     echo "LD=$ld" >> $config_mak
4396 done
4397
4398 if test "$docs" = "yes" ; then
4399   mkdir -p QMP
4400 fi