configure

   1 #!/bin/sh
   2 #
   3 # qemu configure script (c) 2003 Fabrice Bellard
   4 #
   5 # set temporary file name
   6 if test ! -z "$TMPDIR" ; then
   7     TMPDIR1="${TMPDIR}"
   8 elif test ! -z "$TEMPDIR" ; then
   9     TMPDIR1="${TEMPDIR}"
  10 else
  11     TMPDIR1="/tmp"
  12 fi
  13
  14 TMPC="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.c"
  15 TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
  16 TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
  17
  18 # NB: do not call "exit" in the trap handler; this is buggy with some shells;
  19 # see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
  20 trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
  21 rm -f config.log
  22
  23 # Print a helpful header at the top of config.log
  24 echo "# QEMU configure log $(date)" >> config.log
  25 printf "# Configured with:" >> config.log
  26 printf " '%s'" "$0" "$@" >> config.log
  27 echo >> config.log
  28 echo "#" >> config.log
  29
  30 error_exit() {
  31     echo
  32     echo "ERROR: $1"
  33     while test -n "$2"; do
  34         echo "       $2"
  35         shift
  36     done
  37     echo
  38     exit 1
  39 }
  40
  41 do_cc() {
  42     # Run the compiler, capturing its output to the log.
  43     echo $cc "$@" >> config.log
  44     $cc "$@" >> config.log 2>&1 || return $?
  45     # Test passed. If this is an --enable-werror build, rerun
  46     # the test with -Werror and bail out if it fails. This
  47     # makes warning-generating-errors in configure test code
  48     # obvious to developers.
  49     if test "$werror" != "yes"; then
  50         return 0
  51     fi
  52     # Don't bother rerunning the compile if we were already using -Werror
  53     case "$*" in
  54         *-Werror*)
  55            return 0
  56         ;;
  57     esac
  58     echo $cc -Werror "$@" >> config.log
  59     $cc -Werror "$@" >> config.log 2>&1 && return $?
  60     error_exit "configure test passed without -Werror but failed with -Werror." \
  61         "This is probably a bug in the configure script. The failing command" \
  62         "will be at the bottom of config.log." \
  63         "You can run configure with --disable-werror to bypass this check."
  64 }
  65
  66 compile_object() {
  67   do_cc $QEMU_CFLAGS -c -o $TMPO $TMPC
  68 }
  69
  70 compile_prog() {
  71   local_cflags="$1"
  72   local_ldflags="$2"
  73   do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags
  74 }
  75
  76 # symbolically link $1 to $2.  Portable version of "ln -sf".
  77 symlink() {
  78   rm -rf "$2"
  79   mkdir -p "$(dirname "$2")"
  80   ln -s "$1" "$2"
  81 }
  82
  83 # check whether a command is available to this shell (may be either an
  84 # executable or a builtin)
  85 has() {
  86     type "$1" >/dev/null 2>&1
  87 }
  88
  89 # search for an executable in PATH
  90 path_of() {
  91     local_command="$1"
  92     local_ifs="$IFS"
  93     local_dir=""
  94
  95     # pathname has a dir component?
  96     if [ "${local_command#*/}" != "$local_command" ]; then
  97         if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
  98             echo "$local_command"
  99             return 0
 100         fi
 101     fi
 102     if [ -z "$local_command" ]; then
 103         return 1
 104     fi
 105
 106     IFS=:
 107     for local_dir in $PATH; do
 108         if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
 109             echo "$local_dir/$local_command"
 110             IFS="${local_ifs:-$(printf ' \t\n')}"
 111             return 0
 112         fi
 113     done
 114     # not found
 115     IFS="${local_ifs:-$(printf ' \t\n')}"
 116     return 1
 117 }
 118
 119 # default parameters
 120 source_path=`dirname "$0"`
 121 cpu=""
 122 interp_prefix="/usr/gnemul/qemu-%M"
 123 static="no"
 124 cross_prefix=""
 125 audio_drv_list=""
 126 block_drv_rw_whitelist=""
 127 block_drv_ro_whitelist=""
 128 host_cc="cc"
 129 libs_softmmu=""
 130 libs_tools=""
 131 audio_pt_int=""
 132 audio_win_int=""
 133 cc_i386=i386-pc-linux-gnu-gcc
 134 libs_qga=""
 135 debug_info="yes"
 136
 137 # Don't accept a target_list environment variable.
 138 unset target_list
 139
 140 # Default value for a variable defining feature "foo".
 141 #  * foo="no"  feature will only be used if --enable-foo arg is given
 142 #  * foo=""    feature will be searched for, and if found, will be used
 143 #              unless --disable-foo is given
 144 #  * foo="yes" this value will only be set by --enable-foo flag.
 145 #              feature will searched for,
 146 #              if not found, configure exits with error
 147 #
 148 # Always add --enable-foo and --disable-foo command line args.
 149 # Distributions want to ensure that several features are compiled in, and it
 150 # is impossible without a --enable-foo that exits if a feature is not found.
 151
 152 bluez=""
 153 brlapi=""
 154 curl=""
 155 curses=""
 156 docs=""
 157 fdt=""
 158 nptl=""
 159 pixman=""
 160 sdl=""
 161 virtfs=""
 162 vnc="yes"
 163 sparse="no"
 164 uuid=""
 165 vde=""
 166 vnc_tls=""
 167 vnc_sasl=""
 168 vnc_jpeg=""
 169 vnc_png=""
 170 vnc_ws=""
 171 xen=""
 172 xen_ctrl_version=""
 173 xen_pci_passthrough=""
 174 linux_aio=""
 175 cap_ng=""
 176 attr=""
 177 libattr=""
 178 xfs=""
 179
 180 vhost_net="no"
 181 vhost_scsi="no"
 182 kvm="no"
 183 gprof="no"
 184 debug_tcg="no"
 185 debug="no"
 186 strip_opt="yes"
 187 tcg_interpreter="no"
 188 bigendian="no"
 189 mingw32="no"
 190 gcov="no"
 191 gcov_tool="gcov"
 192 EXESUF=""
 193 prefix="/usr/local"
 194 mandir="\${prefix}/share/man"
 195 datadir="\${prefix}/share"
 196 qemu_docdir="\${prefix}/share/doc/qemu"
 197 bindir="\${prefix}/bin"
 198 libdir="\${prefix}/lib"
 199 libexecdir="\${prefix}/libexec"
 200 includedir="\${prefix}/include"
 201 sysconfdir="\${prefix}/etc"
 202 local_statedir="\${prefix}/var"
 203 confsuffix="/qemu"
 204 slirp="yes"
 205 fmod_lib=""
 206 fmod_inc=""
 207 oss_lib=""
 208 bsd="no"
 209 linux="no"
 210 solaris="no"
 211 profiler="no"
 212 cocoa="no"
 213 softmmu="yes"
 214 linux_user="no"
 215 bsd_user="no"
 216 guest_base="yes"
 217 uname_release=""
 218 mixemu="no"
 219 aix="no"
 220 blobs="yes"
 221 pkgversion=""
 222 pie=""
 223 zero_malloc=""
 224 qom_cast_debug="yes"
 225 trace_backend="nop"
 226 trace_file="trace"
 227 spice=""
 228 rbd=""
 229 smartcard_nss=""
 230 libusb=""
 231 usb_redir=""
 232 glx=""
 233 zlib="yes"
 234 guest_agent="yes"
 235 want_tools="yes"
 236 libiscsi=""
 237 coroutine=""
 238 seccomp=""
 239 glusterfs=""
 240 virtio_blk_data_plane=""
 241 gtk=""
 242 gtkabi="2.0"
 243 tpm="no"
 244 libssh2=""
 245
 246 # parse CC options first
 247 for opt do
 248   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 249   case "$opt" in
 250   --cross-prefix=*) cross_prefix="$optarg"
 251   ;;
 252   --cc=*) CC="$optarg"
 253   ;;
 254   --source-path=*) source_path="$optarg"
 255   ;;
 256   --cpu=*) cpu="$optarg"
 257   ;;
 258   --extra-cflags=*) QEMU_CFLAGS="$optarg $QEMU_CFLAGS"
 259                     EXTRA_CFLAGS="$optarg"
 260   ;;
 261   --extra-ldflags=*) LDFLAGS="$optarg $LDFLAGS"
 262                      EXTRA_LDFLAGS="$optarg"
 263   ;;
 264   --enable-debug-info) debug_info="yes"
 265   ;;
 266   --disable-debug-info) debug_info="no"
 267   ;;
 268   esac
 269 done
 270 # OS specific
 271 # Using uname is really, really broken.  Once we have the right set of checks
 272 # we can eliminate its usage altogether.
 273
 274 # Preferred compiler:
 275 #  ${CC} (if set)
 276 #  ${cross_prefix}gcc (if cross-prefix specified)
 277 #  system compiler
 278 if test -z "${CC}${cross_prefix}"; then
 279   cc="$host_cc"
 280 else
 281   cc="${CC-${cross_prefix}gcc}"
 282 fi
 283
 284 ar="${AR-${cross_prefix}ar}"
 285 as="${AS-${cross_prefix}as}"
 286 cpp="${CPP-$cc -E}"
 287 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
 288 ld="${LD-${cross_prefix}ld}"
 289 libtool="${LIBTOOL-${cross_prefix}libtool}"
 290 strip="${STRIP-${cross_prefix}strip}"
 291 windres="${WINDRES-${cross_prefix}windres}"
 292 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
 293 query_pkg_config() {
 294     "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
 295 }
 296 pkg_config=query_pkg_config
 297 sdl_config="${SDL_CONFIG-${cross_prefix}sdl-config}"
 298
 299 # default flags for all hosts
 300 QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
 301 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
 302 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
 303 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
 304 QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/include"
 305 if test "$debug_info" = "yes"; then
 306     CFLAGS="-g $CFLAGS"
 307     LDFLAGS="-g $LDFLAGS"
 308 fi
 309
 310 # make source path absolute
 311 source_path=`cd "$source_path"; pwd`
 312
 313 check_define() {
 314 cat > $TMPC <<EOF
 315 #if !defined($1)
 316 #error $1 not defined
 317 #endif
 318 int main(void) { return 0; }
 319 EOF
 320   compile_object
 321 }
 322
 323 if check_define __linux__ ; then
 324   targetos="Linux"
 325 elif check_define _WIN32 ; then
 326   targetos='MINGW32'
 327 elif check_define __OpenBSD__ ; then
 328   targetos='OpenBSD'
 329 elif check_define __sun__ ; then
 330   targetos='SunOS'
 331 elif check_define __HAIKU__ ; then
 332   targetos='Haiku'
 333 else
 334   targetos=`uname -s`
 335 fi
 336
 337 # Some host OSes need non-standard checks for which CPU to use.
 338 # Note that these checks are broken for cross-compilation: if you're
 339 # cross-compiling to one of these OSes then you'll need to specify
 340 # the correct CPU with the --cpu option.
 341 case $targetos in
 342 Darwin)
 343   # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
 344   # run 64-bit userspace code.
 345   # If the user didn't specify a CPU explicitly and the kernel says this is
 346   # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
 347   if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
 348     cpu="x86_64"
 349   fi
 350   ;;
 351 SunOS)
 352   # `uname -m` returns i86pc even on an x86_64 box, so default based on isainfo
 353   if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
 354     cpu="x86_64"
 355   fi
 356 esac
 357
 358 if test ! -z "$cpu" ; then
 359   # command line argument
 360   :
 361 elif check_define __i386__ ; then
 362   cpu="i386"
 363 elif check_define __x86_64__ ; then
 364   cpu="x86_64"
 365 elif check_define __sparc__ ; then
 366   if check_define __arch64__ ; then
 367     cpu="sparc64"
 368   else
 369     cpu="sparc"
 370   fi
 371 elif check_define _ARCH_PPC ; then
 372   if check_define _ARCH_PPC64 ; then
 373     cpu="ppc64"
 374   else
 375     cpu="ppc"
 376   fi
 377 elif check_define __mips__ ; then
 378   cpu="mips"
 379 elif check_define __ia64__ ; then
 380   cpu="ia64"
 381 elif check_define __s390__ ; then
 382   if check_define __s390x__ ; then
 383     cpu="s390x"
 384   else
 385     cpu="s390"
 386   fi
 387 elif check_define __arm__ ; then
 388   cpu="arm"
 389 elif check_define __hppa__ ; then
 390   cpu="hppa"
 391 else
 392   cpu=`uname -m`
 393 fi
 394
 395 ARCH=
 396 # Normalise host CPU name and set ARCH.
 397 # Note that this case should only have supported host CPUs, not guests.
 398 case "$cpu" in
 399   ia64|ppc|ppc64|s390|s390x|sparc64)
 400     cpu="$cpu"
 401   ;;
 402   i386|i486|i586|i686|i86pc|BePC)
 403     cpu="i386"
 404   ;;
 405   x86_64|amd64)
 406     cpu="x86_64"
 407   ;;
 408   armv*b|armv*l|arm)
 409     cpu="arm"
 410   ;;
 411   hppa|parisc|parisc64)
 412     cpu="hppa"
 413   ;;
 414   mips*)
 415     cpu="mips"
 416   ;;
 417   sparc|sun4[cdmuv])
 418     cpu="sparc"
 419   ;;
 420   *)
 421     # This will result in either an error or falling back to TCI later
 422     ARCH=unknown
 423   ;;
 424 esac
 425 if test -z "$ARCH"; then
 426   ARCH="$cpu"
 427 fi
 428
 429 # OS specific
 430
 431 case $targetos in
 432 CYGWIN*)
 433   mingw32="yes"
 434   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 435   audio_possible_drivers="winwave sdl"
 436   audio_drv_list="winwave"
 437 ;;
 438 MINGW32*)
 439   mingw32="yes"
 440   audio_possible_drivers="winwave dsound sdl fmod"
 441   audio_drv_list="winwave"
 442 ;;
 443 GNU/kFreeBSD)
 444   bsd="yes"
 445   audio_drv_list="oss"
 446   audio_possible_drivers="oss sdl esd pa"
 447 ;;
 448 FreeBSD)
 449   bsd="yes"
 450   make="${MAKE-gmake}"
 451   audio_drv_list="oss"
 452   audio_possible_drivers="oss sdl esd pa"
 453   # needed for kinfo_getvmmap(3) in libutil.h
 454   LIBS="-lutil $LIBS"
 455 ;;
 456 DragonFly)
 457   bsd="yes"
 458   make="${MAKE-gmake}"
 459   audio_drv_list="oss"
 460   audio_possible_drivers="oss sdl esd pa"
 461 ;;
 462 NetBSD)
 463   bsd="yes"
 464   make="${MAKE-gmake}"
 465   audio_drv_list="oss"
 466   audio_possible_drivers="oss sdl esd"
 467   oss_lib="-lossaudio"
 468 ;;
 469 OpenBSD)
 470   bsd="yes"
 471   make="${MAKE-gmake}"
 472   audio_drv_list="sdl"
 473   audio_possible_drivers="sdl esd"
 474 ;;
 475 Darwin)
 476   bsd="yes"
 477   darwin="yes"
 478   if [ "$cpu" = "x86_64" ] ; then
 479     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 480     LDFLAGS="-arch x86_64 $LDFLAGS"
 481   else
 482     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 483   fi
 484   cocoa="yes"
 485   audio_drv_list="coreaudio"
 486   audio_possible_drivers="coreaudio sdl fmod"
 487   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 488   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 489   # Disable attempts to use ObjectiveC features in os/object.h since they
 490   # won't work when we're compiling with gcc as a C compiler.
 491   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 492 ;;
 493 SunOS)
 494   solaris="yes"
 495   make="${MAKE-gmake}"
 496   install="${INSTALL-ginstall}"
 497   ld="gld"
 498   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 499   needs_libsunmath="no"
 500   solarisrev=`uname -r | cut -f2 -d.`
 501   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 502     if test "$solarisrev" -le 9 ; then
 503       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 504         needs_libsunmath="yes"
 505         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 506         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 507         LIBS="-lsunmath $LIBS"
 508       else
 509         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 510             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 511             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 512             "Studio 11 can be downloaded from www.sun.com."
 513       fi
 514     fi
 515   fi
 516   if test -f /usr/include/sys/soundcard.h ; then
 517     audio_drv_list="oss"
 518   fi
 519   audio_possible_drivers="oss sdl"
 520 # needed for CMSG_ macros in sys/socket.h
 521   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 522 # needed for TIOCWIN* defines in termios.h
 523   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 524   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 525   solarisnetlibs="-lsocket -lnsl -lresolv"
 526   LIBS="$solarisnetlibs $LIBS"
 527   libs_qga="$solarisnetlibs $libs_qga"
 528 ;;
 529 AIX)
 530   aix="yes"
 531   make="${MAKE-gmake}"
 532 ;;
 533 Haiku)
 534   haiku="yes"
 535   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 536   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 537 ;;
 538 *)
 539   audio_drv_list="oss"
 540   audio_possible_drivers="oss alsa sdl esd pa"
 541   linux="yes"
 542   linux_user="yes"
 543   usb="linux"
 544   kvm="yes"
 545   vhost_net="yes"
 546   vhost_scsi="yes"
 547   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 548     audio_possible_drivers="$audio_possible_drivers fmod"
 549   fi
 550   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 551 ;;
 552 esac
 553
 554 if [ "$bsd" = "yes" ] ; then
 555   if [ "$darwin" != "yes" ] ; then
 556     usb="bsd"
 557     bsd_user="yes"
 558   fi
 559 fi
 560
 561 : ${make=${MAKE-make}}
 562 : ${install=${INSTALL-install}}
 563 : ${python=${PYTHON-python}}
 564 : ${smbd=${SMBD-/usr/sbin/smbd}}
 565
 566 # Default objcc to clang if available, otherwise use CC
 567 if has clang; then
 568   objcc=clang
 569 else
 570   objcc="$cc"
 571 fi
 572
 573 if test "$mingw32" = "yes" ; then
 574   EXESUF=".exe"
 575   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 576   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 577   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 578   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 579 cat > $TMPC << EOF
 580 int main(void) { return 0; }
 581 EOF
 582   if compile_prog "" "-liberty" ; then
 583     LIBS="-liberty $LIBS"
 584   fi
 585   prefix="c:/Program Files/QEMU"
 586   mandir="\${prefix}"
 587   datadir="\${prefix}"
 588   qemu_docdir="\${prefix}"
 589   bindir="\${prefix}"
 590   sysconfdir="\${prefix}"
 591   local_statedir=
 592   confsuffix=""
 593   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 594 fi
 595
 596 werror=""
 597
 598 for opt do
 599   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 600   case "$opt" in
 601   --help|-h) show_help=yes
 602   ;;
 603   --version|-V) exec cat $source_path/VERSION
 604   ;;
 605   --prefix=*) prefix="$optarg"
 606   ;;
 607   --interp-prefix=*) interp_prefix="$optarg"
 608   ;;
 609   --source-path=*)
 610   ;;
 611   --cross-prefix=*)
 612   ;;
 613   --cc=*)
 614   ;;
 615   --host-cc=*) host_cc="$optarg"
 616   ;;
 617   --objcc=*) objcc="$optarg"
 618   ;;
 619   --make=*) make="$optarg"
 620   ;;
 621   --install=*) install="$optarg"
 622   ;;
 623   --python=*) python="$optarg"
 624   ;;
 625   --gcov=*) gcov_tool="$optarg"
 626   ;;
 627   --smbd=*) smbd="$optarg"
 628   ;;
 629   --extra-cflags=*)
 630   ;;
 631   --extra-ldflags=*)
 632   ;;
 633   --enable-debug-info)
 634   ;;
 635   --disable-debug-info)
 636   ;;
 637   --cpu=*)
 638   ;;
 639   --target-list=*) target_list="$optarg"
 640   ;;
 641   --enable-trace-backend=*) trace_backend="$optarg"
 642   ;;
 643   --with-trace-file=*) trace_file="$optarg"
 644   ;;
 645   --enable-gprof) gprof="yes"
 646   ;;
 647   --enable-gcov) gcov="yes"
 648   ;;
 649   --static)
 650     static="yes"
 651     LDFLAGS="-static $LDFLAGS"
 652     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 653   ;;
 654   --mandir=*) mandir="$optarg"
 655   ;;
 656   --bindir=*) bindir="$optarg"
 657   ;;
 658   --libdir=*) libdir="$optarg"
 659   ;;
 660   --libexecdir=*) libexecdir="$optarg"
 661   ;;
 662   --includedir=*) includedir="$optarg"
 663   ;;
 664   --datadir=*) datadir="$optarg"
 665   ;;
 666   --with-confsuffix=*) confsuffix="$optarg"
 667   ;;
 668   --docdir=*) qemu_docdir="$optarg"
 669   ;;
 670   --sysconfdir=*) sysconfdir="$optarg"
 671   ;;
 672   --localstatedir=*) local_statedir="$optarg"
 673   ;;
 674   --sbindir=*|--sharedstatedir=*|\
 675   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 676   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 677     # These switches are silently ignored, for compatibility with
 678     # autoconf-generated configure scripts. This allows QEMU's
 679     # configure to be used by RPM and similar macros that set
 680     # lots of directory switches by default.
 681   ;;
 682   --with-system-pixman) pixman="system"
 683   ;;
 684   --without-system-pixman) pixman="internal"
 685   ;;
 686   --without-pixman) pixman="none"
 687   ;;
 688   --disable-sdl) sdl="no"
 689   ;;
 690   --enable-sdl) sdl="yes"
 691   ;;
 692   --disable-qom-cast-debug) qom_cast_debug="no"
 693   ;;
 694   --enable-qom-cast-debug) qom_cast_debug="yes"
 695   ;;
 696   --disable-virtfs) virtfs="no"
 697   ;;
 698   --enable-virtfs) virtfs="yes"
 699   ;;
 700   --disable-vnc) vnc="no"
 701   ;;
 702   --enable-vnc) vnc="yes"
 703   ;;
 704   --fmod-lib=*) fmod_lib="$optarg"
 705   ;;
 706   --fmod-inc=*) fmod_inc="$optarg"
 707   ;;
 708   --oss-lib=*) oss_lib="$optarg"
 709   ;;
 710   --audio-drv-list=*) audio_drv_list="$optarg"
 711   ;;
 712   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 713   ;;
 714   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 715   ;;
 716   --enable-debug-tcg) debug_tcg="yes"
 717   ;;
 718   --disable-debug-tcg) debug_tcg="no"
 719   ;;
 720   --enable-debug)
 721       # Enable debugging options that aren't excessively noisy
 722       debug_tcg="yes"
 723       debug="yes"
 724       strip_opt="no"
 725   ;;
 726   --enable-sparse) sparse="yes"
 727   ;;
 728   --disable-sparse) sparse="no"
 729   ;;
 730   --disable-strip) strip_opt="no"
 731   ;;
 732   --disable-vnc-tls) vnc_tls="no"
 733   ;;
 734   --enable-vnc-tls) vnc_tls="yes"
 735   ;;
 736   --disable-vnc-sasl) vnc_sasl="no"
 737   ;;
 738   --enable-vnc-sasl) vnc_sasl="yes"
 739   ;;
 740   --disable-vnc-jpeg) vnc_jpeg="no"
 741   ;;
 742   --enable-vnc-jpeg) vnc_jpeg="yes"
 743   ;;
 744   --disable-vnc-png) vnc_png="no"
 745   ;;
 746   --enable-vnc-png) vnc_png="yes"
 747   ;;
 748   --disable-vnc-ws) vnc_ws="no"
 749   ;;
 750   --enable-vnc-ws) vnc_ws="yes"
 751   ;;
 752   --disable-slirp) slirp="no"
 753   ;;
 754   --disable-uuid) uuid="no"
 755   ;;
 756   --enable-uuid) uuid="yes"
 757   ;;
 758   --disable-vde) vde="no"
 759   ;;
 760   --enable-vde) vde="yes"
 761   ;;
 762   --disable-xen) xen="no"
 763   ;;
 764   --enable-xen) xen="yes"
 765   ;;
 766   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 767   ;;
 768   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 769   ;;
 770   --disable-brlapi) brlapi="no"
 771   ;;
 772   --enable-brlapi) brlapi="yes"
 773   ;;
 774   --disable-bluez) bluez="no"
 775   ;;
 776   --enable-bluez) bluez="yes"
 777   ;;
 778   --disable-kvm) kvm="no"
 779   ;;
 780   --enable-kvm) kvm="yes"
 781   ;;
 782   --disable-tcg-interpreter) tcg_interpreter="no"
 783   ;;
 784   --enable-tcg-interpreter) tcg_interpreter="yes"
 785   ;;
 786   --disable-cap-ng)  cap_ng="no"
 787   ;;
 788   --enable-cap-ng) cap_ng="yes"
 789   ;;
 790   --disable-spice) spice="no"
 791   ;;
 792   --enable-spice) spice="yes"
 793   ;;
 794   --disable-libiscsi) libiscsi="no"
 795   ;;
 796   --enable-libiscsi) libiscsi="yes"
 797   ;;
 798   --enable-profiler) profiler="yes"
 799   ;;
 800   --disable-cocoa) cocoa="no"
 801   ;;
 802   --enable-cocoa)
 803       cocoa="yes" ;
 804       sdl="no" ;
 805       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 806   ;;
 807   --disable-system) softmmu="no"
 808   ;;
 809   --enable-system) softmmu="yes"
 810   ;;
 811   --disable-user)
 812       linux_user="no" ;
 813       bsd_user="no" ;
 814   ;;
 815   --enable-user) ;;
 816   --disable-linux-user) linux_user="no"
 817   ;;
 818   --enable-linux-user) linux_user="yes"
 819   ;;
 820   --disable-bsd-user) bsd_user="no"
 821   ;;
 822   --enable-bsd-user) bsd_user="yes"
 823   ;;
 824   --enable-guest-base) guest_base="yes"
 825   ;;
 826   --disable-guest-base) guest_base="no"
 827   ;;
 828   --enable-pie) pie="yes"
 829   ;;
 830   --disable-pie) pie="no"
 831   ;;
 832   --enable-uname-release=*) uname_release="$optarg"
 833   ;;
 834   --enable-werror) werror="yes"
 835   ;;
 836   --disable-werror) werror="no"
 837   ;;
 838   --disable-curses) curses="no"
 839   ;;
 840   --enable-curses) curses="yes"
 841   ;;
 842   --disable-curl) curl="no"
 843   ;;
 844   --enable-curl) curl="yes"
 845   ;;
 846   --disable-fdt) fdt="no"
 847   ;;
 848   --enable-fdt) fdt="yes"
 849   ;;
 850   --disable-nptl) nptl="no"
 851   ;;
 852   --enable-nptl) nptl="yes"
 853   ;;
 854   --enable-mixemu) mixemu="yes"
 855   ;;
 856   --disable-linux-aio) linux_aio="no"
 857   ;;
 858   --enable-linux-aio) linux_aio="yes"
 859   ;;
 860   --disable-attr) attr="no"
 861   ;;
 862   --enable-attr) attr="yes"
 863   ;;
 864   --disable-blobs) blobs="no"
 865   ;;
 866   --with-pkgversion=*) pkgversion=" ($optarg)"
 867   ;;
 868   --with-coroutine=*) coroutine="$optarg"
 869   ;;
 870   --disable-docs) docs="no"
 871   ;;
 872   --enable-docs) docs="yes"
 873   ;;
 874   --disable-vhost-net) vhost_net="no"
 875   ;;
 876   --enable-vhost-net) vhost_net="yes"
 877   ;;
 878   --disable-vhost-scsi) vhost_scsi="no"
 879   ;;
 880   --enable-vhost-scsi) vhost_scsi="yes"
 881   ;;
 882   --disable-glx) glx="no"
 883   ;;
 884   --enable-glx) glx="yes"
 885   ;;
 886   --disable-rbd) rbd="no"
 887   ;;
 888   --enable-rbd) rbd="yes"
 889   ;;
 890   --disable-xfsctl) xfs="no"
 891   ;;
 892   --enable-xfsctl) xfs="yes"
 893   ;;
 894   --disable-smartcard-nss) smartcard_nss="no"
 895   ;;
 896   --enable-smartcard-nss) smartcard_nss="yes"
 897   ;;
 898   --disable-libusb) libusb="no"
 899   ;;
 900   --enable-libusb) libusb="yes"
 901   ;;
 902   --disable-usb-redir) usb_redir="no"
 903   ;;
 904   --enable-usb-redir) usb_redir="yes"
 905   ;;
 906   --disable-zlib-test) zlib="no"
 907   ;;
 908   --enable-guest-agent) guest_agent="yes"
 909   ;;
 910   --disable-guest-agent) guest_agent="no"
 911   ;;
 912   --enable-tools) want_tools="yes"
 913   ;;
 914   --disable-tools) want_tools="no"
 915   ;;
 916   --enable-seccomp) seccomp="yes"
 917   ;;
 918   --disable-seccomp) seccomp="no"
 919   ;;
 920   --disable-glusterfs) glusterfs="no"
 921   ;;
 922   --enable-glusterfs) glusterfs="yes"
 923   ;;
 924   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 925   ;;
 926   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 927   ;;
 928   --disable-gtk) gtk="no"
 929   ;;
 930   --enable-gtk) gtk="yes"
 931   ;;
 932   --with-gtkabi=*) gtkabi="$optarg"
 933   ;;
 934   --enable-tpm) tpm="yes"
 935   ;;
 936   --disable-libssh2) libssh2="no"
 937   ;;
 938   --enable-libssh2) libssh2="yes"
 939   ;;
 940   *) echo "ERROR: unknown option $opt"; show_help="yes"
 941   ;;
 942   esac
 943 done
 944
 945 case "$cpu" in
 946     sparc)
 947            LDFLAGS="-m32 $LDFLAGS"
 948            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
 949            ;;
 950     sparc64)
 951            LDFLAGS="-m64 $LDFLAGS"
 952            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 953            ;;
 954     s390)
 955            CPU_CFLAGS="-m31 -march=z990"
 956            LDFLAGS="-m31 $LDFLAGS"
 957            ;;
 958     s390x)
 959            CPU_CFLAGS="-m64 -march=z990"
 960            LDFLAGS="-m64 $LDFLAGS"
 961            ;;
 962     i386)
 963            CPU_CFLAGS="-m32"
 964            LDFLAGS="-m32 $LDFLAGS"
 965            cc_i386='$(CC) -m32'
 966            ;;
 967     x86_64)
 968            CPU_CFLAGS="-m64"
 969            LDFLAGS="-m64 $LDFLAGS"
 970            cc_i386='$(CC) -m32'
 971            ;;
 972     # No special flags required for other host CPUs
 973 esac
 974
 975 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
 976 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
 977
 978 default_target_list=""
 979
 980 mak_wilds=""
 981
 982 if [ "$softmmu" = "yes" ]; then
 983     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
 984 fi
 985 if [ "$linux_user" = "yes" ]; then
 986     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
 987 fi
 988 if [ "$bsd_user" = "yes" ]; then
 989     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
 990 fi
 991
 992 for config in $mak_wilds; do
 993     default_target_list="${default_target_list} $(basename "$config" .mak)"
 994 done
 995
 996 if test x"$show_help" = x"yes" ; then
 997 cat << EOF
 998
 999 Usage: configure [options]
1000 Options: [defaults in brackets after descriptions]
1001
1002 EOF
1003 echo "Standard options:"
1004 echo "  --help                   print this message"
1005 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1006 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1007 echo "                           use %M for cpu name [$interp_prefix]"
1008 echo "  --target-list=LIST       set target list (default: build everything)"
1009 echo "Available targets: $default_target_list" | \
1010     fold -s -w 53 | sed -e 's/^/                           /'
1011 echo ""
1012 echo "Advanced options (experts only):"
1013 echo "  --source-path=PATH       path of source code [$source_path]"
1014 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1015 echo "  --cc=CC                  use C compiler CC [$cc]"
1016 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1017 echo "                           build time"
1018 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1019 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1020 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1021 echo "  --make=MAKE              use specified make [$make]"
1022 echo "  --install=INSTALL        use specified install [$install]"
1023 echo "  --python=PYTHON          use specified python [$python]"
1024 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1025 echo "  --static                 enable static build [$static]"
1026 echo "  --mandir=PATH            install man pages in PATH"
1027 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1028 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1029 echo "  --bindir=PATH            install binaries in PATH"
1030 echo "  --libdir=PATH            install libraries in PATH"
1031 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1032 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1033 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1034 echo "  --enable-debug-tcg       enable TCG debugging"
1035 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1036 echo "  --enable-debug-info       enable debugging information (default)"
1037 echo "  --disable-debug-info      disable debugging information"
1038 echo "  --enable-debug           enable common debug build options"
1039 echo "  --enable-sparse          enable sparse checker"
1040 echo "  --disable-sparse         disable sparse checker (default)"
1041 echo "  --disable-strip          disable stripping binaries"
1042 echo "  --disable-werror         disable compilation abort on warning"
1043 echo "  --disable-sdl            disable SDL"
1044 echo "  --enable-sdl             enable SDL"
1045 echo "  --disable-gtk            disable gtk UI"
1046 echo "  --enable-gtk             enable gtk UI"
1047 echo "  --disable-virtfs         disable VirtFS"
1048 echo "  --enable-virtfs          enable VirtFS"
1049 echo "  --disable-vnc            disable VNC"
1050 echo "  --enable-vnc             enable VNC"
1051 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1052 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1053 echo "  --audio-drv-list=LIST    set audio drivers list:"
1054 echo "                           Available drivers: $audio_possible_drivers"
1055 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1056 echo "  --block-drv-rw-whitelist=L"
1057 echo "                           set block driver read-write whitelist"
1058 echo "                           (affects only QEMU, not qemu-img)"
1059 echo "  --block-drv-ro-whitelist=L"
1060 echo "                           set block driver read-only whitelist"
1061 echo "                           (affects only QEMU, not qemu-img)"
1062 echo "  --enable-mixemu          enable mixer emulation"
1063 echo "  --disable-xen            disable xen backend driver support"
1064 echo "  --enable-xen             enable xen backend driver support"
1065 echo "  --disable-xen-pci-passthrough"
1066 echo "  --enable-xen-pci-passthrough"
1067 echo "  --disable-brlapi         disable BrlAPI"
1068 echo "  --enable-brlapi          enable BrlAPI"
1069 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1070 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1071 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1072 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1073 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1074 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1075 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1076 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1077 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1078 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1079 echo "  --disable-curses         disable curses output"
1080 echo "  --enable-curses          enable curses output"
1081 echo "  --disable-curl           disable curl connectivity"
1082 echo "  --enable-curl            enable curl connectivity"
1083 echo "  --disable-fdt            disable fdt device tree"
1084 echo "  --enable-fdt             enable fdt device tree"
1085 echo "  --disable-bluez          disable bluez stack connectivity"
1086 echo "  --enable-bluez           enable bluez stack connectivity"
1087 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1088 echo "  --disable-kvm            disable KVM acceleration support"
1089 echo "  --enable-kvm             enable KVM acceleration support"
1090 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1091 echo "  --disable-nptl           disable usermode NPTL support"
1092 echo "  --enable-nptl            enable usermode NPTL support"
1093 echo "  --enable-system          enable all system emulation targets"
1094 echo "  --disable-system         disable all system emulation targets"
1095 echo "  --enable-user            enable supported user emulation targets"
1096 echo "  --disable-user           disable all user emulation targets"
1097 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1098 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1099 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1100 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1101 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1102 echo "                           emulation targets"
1103 echo "  --disable-guest-base     disable GUEST_BASE support"
1104 echo "  --enable-pie             build Position Independent Executables"
1105 echo "  --disable-pie            do not build Position Independent Executables"
1106 echo "  --fmod-lib               path to FMOD library"
1107 echo "  --fmod-inc               path to FMOD includes"
1108 echo "  --oss-lib                path to OSS library"
1109 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1110 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1111 echo "  --disable-uuid           disable uuid support"
1112 echo "  --enable-uuid            enable uuid support"
1113 echo "  --disable-vde            disable support for vde network"
1114 echo "  --enable-vde             enable support for vde network"
1115 echo "  --disable-linux-aio      disable Linux AIO support"
1116 echo "  --enable-linux-aio       enable Linux AIO support"
1117 echo "  --disable-cap-ng         disable libcap-ng support"
1118 echo "  --enable-cap-ng          enable libcap-ng support"
1119 echo "  --disable-attr           disables attr and xattr support"
1120 echo "  --enable-attr            enable attr and xattr support"
1121 echo "  --disable-blobs          disable installing provided firmware blobs"
1122 echo "  --enable-docs            enable documentation build"
1123 echo "  --disable-docs           disable documentation build"
1124 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1125 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1126 echo "  --enable-trace-backend=B Set trace backend"
1127 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1128 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1129 echo "                           Default:trace-<pid>"
1130 echo "  --disable-spice          disable spice"
1131 echo "  --enable-spice           enable spice"
1132 echo "  --enable-rbd             enable building the rados block device (rbd)"
1133 echo "  --disable-libiscsi       disable iscsi support"
1134 echo "  --enable-libiscsi        enable iscsi support"
1135 echo "  --disable-smartcard-nss  disable smartcard nss support"
1136 echo "  --enable-smartcard-nss   enable smartcard nss support"
1137 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1138 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1139 echo "  --disable-usb-redir      disable usb network redirection support"
1140 echo "  --enable-usb-redir       enable usb network redirection support"
1141 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1142 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1143 echo "  --disable-seccomp        disable seccomp support"
1144 echo "  --enable-seccomp         enables seccomp support"
1145 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1146 echo "                           gthread, ucontext, sigaltstack, windows"
1147 echo "  --enable-glusterfs       enable GlusterFS backend"
1148 echo "  --disable-glusterfs      disable GlusterFS backend"
1149 echo "  --enable-gcov            enable test coverage analysis with gcov"
1150 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1151 echo "  --enable-tpm             enable TPM support"
1152 echo "  --disable-libssh2        disable ssh block device support"
1153 echo "  --enable-libssh2         enable ssh block device support"
1154 echo ""
1155 echo "NOTE: The object files are built at the place where configure is launched"
1156 exit 1
1157 fi
1158
1159 # Now we have handled --enable-tcg-interpreter and know we're not just
1160 # printing the help message, bail out if the host CPU isn't supported.
1161 if test "$ARCH" = "unknown"; then
1162     if test "$tcg_interpreter" = "yes" ; then
1163         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1164         ARCH=tci
1165     else
1166         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1167     fi
1168 fi
1169
1170 # check that the C compiler works.
1171 cat > $TMPC <<EOF
1172 int main(void) { return 0; }
1173 EOF
1174
1175 if compile_object ; then
1176   : C compiler works ok
1177 else
1178     error_exit "\"$cc\" either does not exist or does not work"
1179 fi
1180
1181 # Consult white-list to determine whether to enable werror
1182 # by default.  Only enable by default for git builds
1183 z_version=`cut -f3 -d. $source_path/VERSION`
1184
1185 if test -z "$werror" ; then
1186     if test -d "$source_path/.git" -a \
1187         "$linux" = "yes" ; then
1188         werror="yes"
1189     else
1190         werror="no"
1191     fi
1192 fi
1193
1194 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1195 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1196 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1197 gcc_flags="-Wendif-labels $gcc_flags"
1198 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1199 # Note that we do not add -Werror to gcc_flags here, because that would
1200 # enable it for all configure tests. If a configure test failed due
1201 # to -Werror this would just silently disable some features,
1202 # so it's too error prone.
1203 cat > $TMPC << EOF
1204 int main(void) { return 0; }
1205 EOF
1206 for flag in $gcc_flags; do
1207     # Use the positive sense of the flag when testing for -Wno-wombat
1208     # support (gcc will happily accept the -Wno- form of unknown
1209     # warning options).
1210     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1211     if compile_prog "-Werror $optflag" "" ; then
1212         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1213     fi
1214 done
1215
1216 if compile_prog "-Werror -fstack-protector-all" "" ; then
1217     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1218     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1219 fi
1220
1221 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1222 # large functions that use global variables.  The bug is in all releases of
1223 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1224 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1225 cat > $TMPC << EOF
1226 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1227 int main(void) { return 0; }
1228 #else
1229 #error No bug in this compiler.
1230 #endif
1231 EOF
1232 if compile_prog "-Werror -fno-gcse" "" ; then
1233   TRANSLATE_OPT_CFLAGS=-fno-gcse
1234 fi
1235
1236 if test "$static" = "yes" ; then
1237   if test "$pie" = "yes" ; then
1238     error_exit "static and pie are mutually incompatible"
1239   else
1240     pie="no"
1241   fi
1242 fi
1243
1244 if test "$pie" = ""; then
1245   case "$cpu-$targetos" in
1246     i386-Linux|x86_64-Linux|i386-OpenBSD|x86_64-OpenBSD)
1247       ;;
1248     *)
1249       pie="no"
1250       ;;
1251   esac
1252 fi
1253
1254 if test "$pie" != "no" ; then
1255   cat > $TMPC << EOF
1256
1257 #ifdef __linux__
1258 #  define THREAD __thread
1259 #else
1260 #  define THREAD
1261 #endif
1262
1263 static THREAD int tls_var;
1264
1265 int main(void) { return tls_var; }
1266
1267 EOF
1268   if compile_prog "-fPIE -DPIE" "-pie"; then
1269     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1270     LDFLAGS="-pie $LDFLAGS"
1271     pie="yes"
1272     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1273       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1274     fi
1275   else
1276     if test "$pie" = "yes"; then
1277       error_exit "PIE not available due to missing toolchain support"
1278     else
1279       echo "Disabling PIE due to missing toolchain support"
1280       pie="no"
1281     fi
1282   fi
1283 fi
1284
1285 ##########################################
1286 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1287 # use i686 as default anyway, but for those that don't, an explicit
1288 # specification is necessary
1289
1290 if test "$cpu" = "i386"; then
1291   cat > $TMPC << EOF
1292 static int sfaa(int *ptr)
1293 {
1294   return __sync_fetch_and_and(ptr, 0);
1295 }
1296
1297 int main(void)
1298 {
1299   int val = 42;
1300   val = __sync_val_compare_and_swap(&val, 0, 1);
1301   sfaa(&val);
1302   return val;
1303 }
1304 EOF
1305   if ! compile_prog "" "" ; then
1306     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1307   fi
1308 fi
1309
1310 #########################################
1311 # Solaris specific configure tool chain decisions
1312
1313 if test "$solaris" = "yes" ; then
1314   if has $install; then
1315     :
1316   else
1317     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1318         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1319         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1320   fi
1321   if test "`path_of $install`" = "/usr/sbin/install" ; then
1322     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1323         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1324         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1325   fi
1326   if has ar; then
1327     :
1328   else
1329     if test -f /usr/ccs/bin/ar ; then
1330       error_exit "No path includes ar" \
1331           "Add /usr/ccs/bin to your path and rerun configure"
1332     fi
1333     error_exit "No path includes ar"
1334   fi
1335 fi
1336
1337 if ! has $python; then
1338   error_exit "Python not found. Use --python=/path/to/python"
1339 fi
1340
1341 # Note that if the Python conditional here evaluates True we will exit
1342 # with status 1 which is a shell 'false' value.
1343 if ! "$python" -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1344   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1345       "Note that Python 3 or later is not yet supported." \
1346       "Use --python=/path/to/python to specify a supported Python."
1347 fi
1348
1349 if test -z "${target_list+xxx}" ; then
1350     target_list="$default_target_list"
1351 else
1352     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1353 fi
1354
1355 # Check that we recognised the target name; this allows a more
1356 # friendly error message than if we let it fall through.
1357 for target in $target_list; do
1358     case " $default_target_list " in
1359         *" $target "*)
1360             ;;
1361         *)
1362             error_exit "Unknown target name '$target'"
1363             ;;
1364     esac
1365 done
1366
1367 # see if system emulation was really requested
1368 case " $target_list " in
1369   *"-softmmu "*) softmmu=yes
1370   ;;
1371   *) softmmu=no
1372   ;;
1373 esac
1374
1375 feature_not_found() {
1376   feature=$1
1377
1378   error_exit "User requested feature $feature" \
1379       "configure was not able to find it"
1380 }
1381
1382 if test -z "$cross_prefix" ; then
1383
1384 # ---
1385 # big/little endian test
1386 cat > $TMPC << EOF
1387 #include <inttypes.h>
1388 int main(void) {
1389         volatile uint32_t i=0x01234567;
1390         return (*((uint8_t*)(&i))) == 0x67;
1391 }
1392 EOF
1393
1394 if compile_prog "" "" ; then
1395 $TMPE && bigendian="yes"
1396 else
1397 echo big/little test failed
1398 fi
1399
1400 else
1401
1402 # if cross compiling, cannot launch a program, so make a static guess
1403 case "$cpu" in
1404   arm)
1405     # ARM can be either way; ask the compiler which one we are
1406     if check_define __ARMEB__; then
1407       bigendian=yes
1408     fi
1409   ;;
1410   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1411     bigendian=yes
1412   ;;
1413 esac
1414
1415 fi
1416
1417 ##########################################
1418 # pkg-config probe
1419
1420 if ! has "$pkg_config_exe"; then
1421   error_exit "pkg-config binary '$pkg_config_exe' not found"
1422 fi
1423
1424 ##########################################
1425 # NPTL probe
1426
1427 if test "$nptl" != "no" ; then
1428   cat > $TMPC <<EOF
1429 #include <sched.h>
1430 #include <linux/futex.h>
1431 int main(void) {
1432 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1433 #error bork
1434 #endif
1435   return 0;
1436 }
1437 EOF
1438
1439   if compile_object ; then
1440     nptl=yes
1441   else
1442     if test "$nptl" = "yes" ; then
1443       feature_not_found "nptl"
1444     fi
1445     nptl=no
1446   fi
1447 fi
1448
1449 ##########################################
1450 # zlib check
1451
1452 if test "$zlib" != "no" ; then
1453     cat > $TMPC << EOF
1454 #include <zlib.h>
1455 int main(void) { zlibVersion(); return 0; }
1456 EOF
1457     if compile_prog "" "-lz" ; then
1458         :
1459     else
1460         error_exit "zlib check failed" \
1461             "Make sure to have the zlib libs and headers installed."
1462     fi
1463 fi
1464 libs_softmmu="$libs_softmmu -lz"
1465
1466 ##########################################
1467 # libseccomp check
1468
1469 if test "$seccomp" != "no" ; then
1470     if $pkg_config --atleast-version=1.0.0 libseccomp --modversion >/dev/null 2>&1; then
1471         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1472         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1473         seccomp="yes"
1474     else
1475         if test "$seccomp" = "yes"; then
1476             feature_not_found "libseccomp"
1477         fi
1478         seccomp="no"
1479     fi
1480 fi
1481 ##########################################
1482 # xen probe
1483
1484 if test "$xen" != "no" ; then
1485   xen_libs="-lxenstore -lxenctrl -lxenguest"
1486
1487   # First we test whether Xen headers and libraries are available.
1488   # If no, we are done and there is no Xen support.
1489   # If yes, more tests are run to detect the Xen version.
1490
1491   # Xen (any)
1492   cat > $TMPC <<EOF
1493 #include <xenctrl.h>
1494 int main(void) {
1495   return 0;
1496 }
1497 EOF
1498   if ! compile_prog "" "$xen_libs" ; then
1499     # Xen not found
1500     if test "$xen" = "yes" ; then
1501       feature_not_found "xen"
1502     fi
1503     xen=no
1504
1505   # Xen unstable
1506   elif
1507       cat > $TMPC <<EOF &&
1508 #include <xenctrl.h>
1509 #include <xenstore.h>
1510 #include <stdint.h>
1511 #include <xen/hvm/hvm_info_table.h>
1512 #if !defined(HVM_MAX_VCPUS)
1513 # error HVM_MAX_VCPUS not defined
1514 #endif
1515 int main(void) {
1516   xc_interface *xc;
1517   xs_daemon_open();
1518   xc = xc_interface_open(0, 0, 0);
1519   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1520   xc_gnttab_open(NULL, 0);
1521   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1522   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1523   return 0;
1524 }
1525 EOF
1526       compile_prog "" "$xen_libs"
1527     then
1528     xen_ctrl_version=420
1529     xen=yes
1530
1531   elif
1532       cat > $TMPC <<EOF &&
1533 #include <xenctrl.h>
1534 #include <xs.h>
1535 #include <stdint.h>
1536 #include <xen/hvm/hvm_info_table.h>
1537 #if !defined(HVM_MAX_VCPUS)
1538 # error HVM_MAX_VCPUS not defined
1539 #endif
1540 int main(void) {
1541   xs_daemon_open();
1542   xc_interface_open(0, 0, 0);
1543   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1544   xc_gnttab_open(NULL, 0);
1545   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1546   return 0;
1547 }
1548 EOF
1549       compile_prog "" "$xen_libs"
1550     then
1551     xen_ctrl_version=410
1552     xen=yes
1553
1554   # Xen 4.0.0
1555   elif
1556       cat > $TMPC <<EOF &&
1557 #include <xenctrl.h>
1558 #include <xs.h>
1559 #include <stdint.h>
1560 #include <xen/hvm/hvm_info_table.h>
1561 #if !defined(HVM_MAX_VCPUS)
1562 # error HVM_MAX_VCPUS not defined
1563 #endif
1564 int main(void) {
1565   struct xen_add_to_physmap xatp = {
1566     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1567   };
1568   xs_daemon_open();
1569   xc_interface_open();
1570   xc_gnttab_open();
1571   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1572   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1573   return 0;
1574 }
1575 EOF
1576       compile_prog "" "$xen_libs"
1577     then
1578     xen_ctrl_version=400
1579     xen=yes
1580
1581   # Xen 3.4.0
1582   elif
1583       cat > $TMPC <<EOF &&
1584 #include <xenctrl.h>
1585 #include <xs.h>
1586 int main(void) {
1587   struct xen_add_to_physmap xatp = {
1588     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1589   };
1590   xs_daemon_open();
1591   xc_interface_open();
1592   xc_gnttab_open();
1593   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1594   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1595   return 0;
1596 }
1597 EOF
1598       compile_prog "" "$xen_libs"
1599     then
1600     xen_ctrl_version=340
1601     xen=yes
1602
1603   # Xen 3.3.0
1604   elif
1605       cat > $TMPC <<EOF &&
1606 #include <xenctrl.h>
1607 #include <xs.h>
1608 int main(void) {
1609   xs_daemon_open();
1610   xc_interface_open();
1611   xc_gnttab_open();
1612   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1613   return 0;
1614 }
1615 EOF
1616       compile_prog "" "$xen_libs"
1617     then
1618     xen_ctrl_version=330
1619     xen=yes
1620
1621   # Xen version unsupported
1622   else
1623     if test "$xen" = "yes" ; then
1624       feature_not_found "xen (unsupported version)"
1625     fi
1626     xen=no
1627   fi
1628
1629   if test "$xen" = yes; then
1630     libs_softmmu="$xen_libs $libs_softmmu"
1631   fi
1632 fi
1633
1634 if test "$xen_pci_passthrough" != "no"; then
1635   if test "$xen" = "yes" && test "$linux" = "yes" &&
1636     test "$xen_ctrl_version" -ge 340; then
1637     xen_pci_passthrough=yes
1638   else
1639     if test "$xen_pci_passthrough" = "yes"; then
1640       if test "$xen_ctrl_version" -lt 340; then
1641         error_exit "User requested feature Xen PCI Passthrough" \
1642             "This feature does not work with Xen 3.3"
1643       fi
1644       error_exit "User requested feature Xen PCI Passthrough" \
1645           " but this feature requires /sys from Linux"
1646     fi
1647     xen_pci_passthrough=no
1648   fi
1649 fi
1650
1651 ##########################################
1652 # libtool probe
1653
1654 if ! has $libtool; then
1655     libtool=
1656 fi
1657
1658 # MacOSX ships with a libtool which isn't the GNU one; weed this
1659 # out by checking whether libtool supports the --version switch
1660 if test -n "$libtool"; then
1661   if ! "$libtool" --version >/dev/null 2>&1; then
1662     libtool=
1663   fi
1664 fi
1665
1666 ##########################################
1667 # Sparse probe
1668 if test "$sparse" != "no" ; then
1669   if has cgcc; then
1670     sparse=yes
1671   else
1672     if test "$sparse" = "yes" ; then
1673       feature_not_found "sparse"
1674     fi
1675     sparse=no
1676   fi
1677 fi
1678
1679 ##########################################
1680 # GTK probe
1681
1682 if test "$gtk" != "no"; then
1683     gtkpackage="gtk+-$gtkabi"
1684     if test "$gtkabi" = "3.0" ; then
1685       gtkversion="3.0.0"
1686       vtepackage="vte-2.90"
1687       vteversion="0.32.0"
1688     else
1689       gtkversion="2.18.0"
1690       vtepackage="vte"
1691       vteversion="0.24.0"
1692     fi
1693     if $pkg_config --exists "$gtkpackage >= $gtkversion" && \
1694        $pkg_config --exists "$vtepackage >= $vteversion"; then
1695         gtk_cflags=`$pkg_config --cflags $gtkpackage 2>/dev/null`
1696         gtk_libs=`$pkg_config --libs $gtkpackage 2>/dev/null`
1697         vte_cflags=`$pkg_config --cflags $vtepackage 2>/dev/null`
1698         vte_libs=`$pkg_config --libs $vtepackage 2>/dev/null`
1699         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1700         gtk="yes"
1701     else
1702         if test "$gtk" = "yes" ; then
1703             feature_not_found "gtk"
1704         fi
1705         gtk="no"
1706     fi
1707 fi
1708
1709 ##########################################
1710 # SDL probe
1711
1712 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1713 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1714 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1715   sdl_config=sdl-config
1716 fi
1717
1718 if $pkg_config sdl --modversion >/dev/null 2>&1; then
1719   sdlconfig="$pkg_config sdl"
1720   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1721 elif has ${sdl_config}; then
1722   sdlconfig="$sdl_config"
1723   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1724 else
1725   if test "$sdl" = "yes" ; then
1726     feature_not_found "sdl"
1727   fi
1728   sdl=no
1729 fi
1730 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1731   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1732 fi
1733
1734 sdl_too_old=no
1735 if test "$sdl" != "no" ; then
1736   cat > $TMPC << EOF
1737 #include <SDL.h>
1738 #undef main /* We don't want SDL to override our main() */
1739 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1740 EOF
1741   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1742   if test "$static" = "yes" ; then
1743     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1744   else
1745     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1746   fi
1747   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1748     if test "$_sdlversion" -lt 121 ; then
1749       sdl_too_old=yes
1750     else
1751       if test "$cocoa" = "no" ; then
1752         sdl=yes
1753       fi
1754     fi
1755
1756     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1757     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1758       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1759          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1760          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1761       fi
1762       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1763         :
1764       else
1765         sdl=no
1766       fi
1767     fi # static link
1768   else # sdl not found
1769     if test "$sdl" = "yes" ; then
1770       feature_not_found "sdl"
1771     fi
1772     sdl=no
1773   fi # sdl compile test
1774 fi
1775
1776 if test "$sdl" = "yes" ; then
1777   cat > $TMPC <<EOF
1778 #include <SDL.h>
1779 #if defined(SDL_VIDEO_DRIVER_X11)
1780 #include <X11/XKBlib.h>
1781 #else
1782 #error No x11 support
1783 #endif
1784 int main(void) { return 0; }
1785 EOF
1786   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1787     sdl_libs="$sdl_libs -lX11"
1788   fi
1789   libs_softmmu="$sdl_libs $libs_softmmu"
1790 fi
1791
1792 ##########################################
1793 # VNC TLS/WS detection
1794 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1795   cat > $TMPC <<EOF
1796 #include <gnutls/gnutls.h>
1797 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1798 EOF
1799   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1800   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1801   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1802     if test "$vnc_tls" != "no" ; then
1803       vnc_tls=yes
1804     fi
1805     if test "$vnc_ws" != "no" ; then
1806       vnc_ws=yes
1807     fi
1808     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1809     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1810   else
1811     if test "$vnc_tls" = "yes" ; then
1812       feature_not_found "vnc-tls"
1813     fi
1814     if test "$vnc_ws" = "yes" ; then
1815       feature_not_found "vnc-ws"
1816     fi
1817     vnc_tls=no
1818     vnc_ws=no
1819   fi
1820 fi
1821
1822 ##########################################
1823 # VNC SASL detection
1824 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1825   cat > $TMPC <<EOF
1826 #include <sasl/sasl.h>
1827 #include <stdio.h>
1828 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1829 EOF
1830   # Assuming Cyrus-SASL installed in /usr prefix
1831   vnc_sasl_cflags=""
1832   vnc_sasl_libs="-lsasl2"
1833   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1834     vnc_sasl=yes
1835     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1836     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1837   else
1838     if test "$vnc_sasl" = "yes" ; then
1839       feature_not_found "vnc-sasl"
1840     fi
1841     vnc_sasl=no
1842   fi
1843 fi
1844
1845 ##########################################
1846 # VNC JPEG detection
1847 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1848 cat > $TMPC <<EOF
1849 #include <stdio.h>
1850 #include <jpeglib.h>
1851 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1852 EOF
1853     vnc_jpeg_cflags=""
1854     vnc_jpeg_libs="-ljpeg"
1855   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1856     vnc_jpeg=yes
1857     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1858     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1859   else
1860     if test "$vnc_jpeg" = "yes" ; then
1861       feature_not_found "vnc-jpeg"
1862     fi
1863     vnc_jpeg=no
1864   fi
1865 fi
1866
1867 ##########################################
1868 # VNC PNG detection
1869 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1870 cat > $TMPC <<EOF
1871 //#include <stdio.h>
1872 #include <png.h>
1873 #include <stddef.h>
1874 int main(void) {
1875     png_structp png_ptr;
1876     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1877     return png_ptr != 0;
1878 }
1879 EOF
1880   if $pkg_config libpng --modversion >/dev/null 2>&1; then
1881     vnc_png_cflags=`$pkg_config libpng --cflags 2> /dev/null`
1882     vnc_png_libs=`$pkg_config libpng --libs 2> /dev/null`
1883   else
1884     vnc_png_cflags=""
1885     vnc_png_libs="-lpng"
1886   fi
1887   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1888     vnc_png=yes
1889     libs_softmmu="$vnc_png_libs $libs_softmmu"
1890     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1891   else
1892     if test "$vnc_png" = "yes" ; then
1893       feature_not_found "vnc-png"
1894     fi
1895     vnc_png=no
1896   fi
1897 fi
1898
1899 ##########################################
1900 # fnmatch() probe, used for ACL routines
1901 fnmatch="no"
1902 cat > $TMPC << EOF
1903 #include <fnmatch.h>
1904 int main(void)
1905 {
1906     fnmatch("foo", "foo", 0);
1907     return 0;
1908 }
1909 EOF
1910 if compile_prog "" "" ; then
1911    fnmatch="yes"
1912 fi
1913
1914 ##########################################
1915 # uuid_generate() probe, used for vdi block driver
1916 # Note that on some systems (notably MacOSX) no extra library
1917 # need be linked to get the uuid functions.
1918 if test "$uuid" != "no" ; then
1919   uuid_libs="-luuid"
1920   cat > $TMPC << EOF
1921 #include <uuid/uuid.h>
1922 int main(void)
1923 {
1924     uuid_t my_uuid;
1925     uuid_generate(my_uuid);
1926     return 0;
1927 }
1928 EOF
1929   if compile_prog "" "" ; then
1930     uuid="yes"
1931   elif compile_prog "" "$uuid_libs" ; then
1932     uuid="yes"
1933     libs_softmmu="$uuid_libs $libs_softmmu"
1934     libs_tools="$uuid_libs $libs_tools"
1935   else
1936     if test "$uuid" = "yes" ; then
1937       feature_not_found "uuid"
1938     fi
1939     uuid=no
1940   fi
1941 fi
1942
1943 ##########################################
1944 # xfsctl() probe, used for raw-posix
1945 if test "$xfs" != "no" ; then
1946   cat > $TMPC << EOF
1947 #include <stddef.h>  /* NULL */
1948 #include <xfs/xfs.h>
1949 int main(void)
1950 {
1951     xfsctl(NULL, 0, 0, NULL);
1952     return 0;
1953 }
1954 EOF
1955   if compile_prog "" "" ; then
1956     xfs="yes"
1957   else
1958     if test "$xfs" = "yes" ; then
1959       feature_not_found "xfs"
1960     fi
1961     xfs=no
1962   fi
1963 fi
1964
1965 ##########################################
1966 # vde libraries probe
1967 if test "$vde" != "no" ; then
1968   vde_libs="-lvdeplug"
1969   cat > $TMPC << EOF
1970 #include <libvdeplug.h>
1971 int main(void)
1972 {
1973     struct vde_open_args a = {0, 0, 0};
1974     char s[] = "";
1975     vde_open(s, s, &a);
1976     return 0;
1977 }
1978 EOF
1979   if compile_prog "" "$vde_libs" ; then
1980     vde=yes
1981     libs_softmmu="$vde_libs $libs_softmmu"
1982     libs_tools="$vde_libs $libs_tools"
1983   else
1984     if test "$vde" = "yes" ; then
1985       feature_not_found "vde"
1986     fi
1987     vde=no
1988   fi
1989 fi
1990
1991 ##########################################
1992 # libcap-ng library probe
1993 if test "$cap_ng" != "no" ; then
1994   cap_libs="-lcap-ng"
1995   cat > $TMPC << EOF
1996 #include <cap-ng.h>
1997 int main(void)
1998 {
1999     capng_capability_to_name(CAPNG_EFFECTIVE);
2000     return 0;
2001 }
2002 EOF
2003   if compile_prog "" "$cap_libs" ; then
2004     cap_ng=yes
2005     libs_tools="$cap_libs $libs_tools"
2006   else
2007     if test "$cap_ng" = "yes" ; then
2008       feature_not_found "cap_ng"
2009     fi
2010     cap_ng=no
2011   fi
2012 fi
2013
2014 ##########################################
2015 # Sound support libraries probe
2016
2017 audio_drv_probe()
2018 {
2019     drv=$1
2020     hdr=$2
2021     lib=$3
2022     exp=$4
2023     cfl=$5
2024         cat > $TMPC << EOF
2025 #include <$hdr>
2026 int main(void) { $exp }
2027 EOF
2028     if compile_prog "$cfl" "$lib" ; then
2029         :
2030     else
2031         error_exit "$drv check failed" \
2032             "Make sure to have the $drv libs and headers installed."
2033     fi
2034 }
2035
2036 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2037 for drv in $audio_drv_list; do
2038     case $drv in
2039     alsa)
2040     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2041         "return snd_pcm_close((snd_pcm_t *)0);"
2042     libs_softmmu="-lasound $libs_softmmu"
2043     ;;
2044
2045     fmod)
2046     if test -z $fmod_lib || test -z $fmod_inc; then
2047         error_exit "You must specify path to FMOD library and headers" \
2048             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2049     fi
2050     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2051     libs_softmmu="$fmod_lib $libs_softmmu"
2052     ;;
2053
2054     esd)
2055     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2056     libs_softmmu="-lesd $libs_softmmu"
2057     audio_pt_int="yes"
2058     ;;
2059
2060     pa)
2061     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2062         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2063     libs_softmmu="-lpulse $libs_softmmu"
2064     audio_pt_int="yes"
2065     ;;
2066
2067     coreaudio)
2068       libs_softmmu="-framework CoreAudio $libs_softmmu"
2069     ;;
2070
2071     dsound)
2072       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2073       audio_win_int="yes"
2074     ;;
2075
2076     oss)
2077       libs_softmmu="$oss_lib $libs_softmmu"
2078     ;;
2079
2080     sdl|wav)
2081     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2082     ;;
2083
2084     winwave)
2085       libs_softmmu="-lwinmm $libs_softmmu"
2086       audio_win_int="yes"
2087     ;;
2088
2089     *)
2090     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2091         error_exit "Unknown driver '$drv' selected" \
2092             "Possible drivers are: $audio_possible_drivers"
2093     }
2094     ;;
2095     esac
2096 done
2097
2098 ##########################################
2099 # BrlAPI probe
2100
2101 if test "$brlapi" != "no" ; then
2102   brlapi_libs="-lbrlapi"
2103   cat > $TMPC << EOF
2104 #include <brlapi.h>
2105 #include <stddef.h>
2106 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2107 EOF
2108   if compile_prog "" "$brlapi_libs" ; then
2109     brlapi=yes
2110     libs_softmmu="$brlapi_libs $libs_softmmu"
2111   else
2112     if test "$brlapi" = "yes" ; then
2113       feature_not_found "brlapi"
2114     fi
2115     brlapi=no
2116   fi
2117 fi
2118
2119 ##########################################
2120 # curses probe
2121 if test "$curses" != "no" ; then
2122   if test "$mingw32" = "yes" ; then
2123     curses_list="-lpdcurses"
2124   else
2125     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2126   fi
2127   curses_found=no
2128   cat > $TMPC << EOF
2129 #include <curses.h>
2130 int main(void) {
2131   const char *s = curses_version();
2132   resize_term(0, 0);
2133   return s != 0;
2134 }
2135 EOF
2136   IFS=:
2137   for curses_lib in $curses_list; do
2138     unset IFS
2139     if compile_prog "" "$curses_lib" ; then
2140       curses_found=yes
2141       libs_softmmu="$curses_lib $libs_softmmu"
2142       break
2143     fi
2144   done
2145   unset IFS
2146   if test "$curses_found" = "yes" ; then
2147     curses=yes
2148   else
2149     if test "$curses" = "yes" ; then
2150       feature_not_found "curses"
2151     fi
2152     curses=no
2153   fi
2154 fi
2155
2156 ##########################################
2157 # curl probe
2158 if test "$curl" != "no" ; then
2159   if $pkg_config libcurl --modversion >/dev/null 2>&1; then
2160     curlconfig="$pkg_config libcurl"
2161   else
2162     curlconfig=curl-config
2163   fi
2164   cat > $TMPC << EOF
2165 #include <curl/curl.h>
2166 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2167 EOF
2168   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2169   curl_libs=`$curlconfig --libs 2>/dev/null`
2170   if compile_prog "$curl_cflags" "$curl_libs" ; then
2171     curl=yes
2172     libs_tools="$curl_libs $libs_tools"
2173     libs_softmmu="$curl_libs $libs_softmmu"
2174   else
2175     if test "$curl" = "yes" ; then
2176       feature_not_found "curl"
2177     fi
2178     curl=no
2179   fi
2180 fi # test "$curl"
2181
2182 ##########################################
2183 # bluez support probe
2184 if test "$bluez" != "no" ; then
2185   cat > $TMPC << EOF
2186 #include <bluetooth/bluetooth.h>
2187 int main(void) { return bt_error(0); }
2188 EOF
2189   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2190   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2191   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2192     bluez=yes
2193     libs_softmmu="$bluez_libs $libs_softmmu"
2194   else
2195     if test "$bluez" = "yes" ; then
2196       feature_not_found "bluez"
2197     fi
2198     bluez="no"
2199   fi
2200 fi
2201
2202 ##########################################
2203 # glib support probe
2204
2205 if test "$mingw32" = yes; then
2206     # g_poll is required in order to integrate with the glib main loop.
2207     glib_req_ver=2.20
2208 else
2209     glib_req_ver=2.12
2210 fi
2211 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0 > /dev/null 2>&1
2212 then
2213     glib_cflags=`$pkg_config --cflags gthread-2.0 2>/dev/null`
2214     glib_libs=`$pkg_config --libs gthread-2.0 2>/dev/null`
2215     LIBS="$glib_libs $LIBS"
2216     libs_qga="$glib_libs $libs_qga"
2217 else
2218     error_exit "glib-$glib_req_ver required to compile QEMU"
2219 fi
2220
2221 ##########################################
2222 # pixman support probe
2223
2224 if test "$pixman" = ""; then
2225   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2226     pixman="none"
2227   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2228     pixman="system"
2229   else
2230     pixman="internal"
2231   fi
2232 fi
2233 if test "$pixman" = "none"; then
2234   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2235     error_exit "pixman disabled but system emulation or tools build" \
2236         "enabled.  You can turn off pixman only if you also" \
2237         "disable all system emulation targets and the tools" \
2238         "build with '--disable-tools --disable-system'."
2239   fi
2240   pixman_cflags=
2241   pixman_libs=
2242 elif test "$pixman" = "system"; then
2243   pixman_cflags=`$pkg_config --cflags pixman-1 2>/dev/null`
2244   pixman_libs=`$pkg_config --libs pixman-1 2>/dev/null`
2245 else
2246   if test ! -d ${source_path}/pixman/pixman; then
2247     error_exit "pixman not present. Your options:" \
2248         "  (1) Preferred: Install the pixman devel package (any recent" \
2249         "      distro should have packages as Xorg needs pixman too)." \
2250         "  (2) Fetch the pixman submodule, using:" \
2251         "      git submodule update --init pixman"
2252   fi
2253   mkdir -p pixman/pixman
2254   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2255   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2256 fi
2257
2258 ##########################################
2259 # libcap probe
2260
2261 if test "$cap" != "no" ; then
2262   cat > $TMPC <<EOF
2263 #include <stdio.h>
2264 #include <sys/capability.h>
2265 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2266 EOF
2267   if compile_prog "" "-lcap" ; then
2268     cap=yes
2269   else
2270     cap=no
2271   fi
2272 fi
2273
2274 ##########################################
2275 # pthread probe
2276 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2277
2278 pthread=no
2279 cat > $TMPC << EOF
2280 #include <pthread.h>
2281 static void *f(void *p) { return NULL; }
2282 int main(void) {
2283   pthread_t thread;
2284   pthread_create(&thread, 0, f, 0);
2285   return 0;
2286 }
2287 EOF
2288 if compile_prog "" "" ; then
2289   pthread=yes
2290 else
2291   for pthread_lib in $PTHREADLIBS_LIST; do
2292     if compile_prog "" "$pthread_lib" ; then
2293       pthread=yes
2294       found=no
2295       for lib_entry in $LIBS; do
2296         if test "$lib_entry" = "$pthread_lib"; then
2297           found=yes
2298           break
2299         fi
2300       done
2301       if test "$found" = "no"; then
2302         LIBS="$pthread_lib $LIBS"
2303       fi
2304       break
2305     fi
2306   done
2307 fi
2308
2309 if test "$mingw32" != yes -a "$pthread" = no; then
2310   error_exit "pthread check failed" \
2311       "Make sure to have the pthread libs and headers installed."
2312 fi
2313
2314 ##########################################
2315 # rbd probe
2316 if test "$rbd" != "no" ; then
2317   cat > $TMPC <<EOF
2318 #include <stdio.h>
2319 #include <rbd/librbd.h>
2320 int main(void) {
2321     rados_t cluster;
2322     rados_create(&cluster, NULL);
2323     return 0;
2324 }
2325 EOF
2326   rbd_libs="-lrbd -lrados"
2327   if compile_prog "" "$rbd_libs" ; then
2328     rbd=yes
2329     libs_tools="$rbd_libs $libs_tools"
2330     libs_softmmu="$rbd_libs $libs_softmmu"
2331   else
2332     if test "$rbd" = "yes" ; then
2333       feature_not_found "rados block device"
2334     fi
2335     rbd=no
2336   fi
2337 fi
2338
2339 ##########################################
2340 # libssh2 probe
2341 min_libssh2_version=1.2.8
2342 if test "$libssh2" != "no" ; then
2343   if $pkg_config --atleast-version=$min_libssh2_version libssh2 >/dev/null 2>&1
2344   then
2345     libssh2_cflags=`$pkg_config libssh2 --cflags`
2346     libssh2_libs=`$pkg_config libssh2 --libs`
2347     libssh2=yes
2348     libs_tools="$libssh2_libs $libs_tools"
2349     libs_softmmu="$libssh2_libs $libs_softmmu"
2350     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2351   else
2352     if test "$libssh2" = "yes" ; then
2353       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2354     fi
2355     libssh2=no
2356   fi
2357 fi
2358
2359 ##########################################
2360 # libssh2_sftp_fsync probe
2361
2362 if test "$libssh2" = "yes"; then
2363   cat > $TMPC <<EOF
2364 #include <stdio.h>
2365 #include <libssh2.h>
2366 #include <libssh2_sftp.h>
2367 int main(void) {
2368     LIBSSH2_SESSION *session;
2369     LIBSSH2_SFTP *sftp;
2370     LIBSSH2_SFTP_HANDLE *sftp_handle;
2371     session = libssh2_session_init ();
2372     sftp = libssh2_sftp_init (session);
2373     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2374     libssh2_sftp_fsync (sftp_handle);
2375     return 0;
2376 }
2377 EOF
2378   # libssh2_cflags/libssh2_libs defined in previous test.
2379   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2380     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2381   fi
2382 fi
2383
2384 ##########################################
2385 # linux-aio probe
2386
2387 if test "$linux_aio" != "no" ; then
2388   cat > $TMPC <<EOF
2389 #include <libaio.h>
2390 #include <sys/eventfd.h>
2391 #include <stddef.h>
2392 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2393 EOF
2394   if compile_prog "" "-laio" ; then
2395     linux_aio=yes
2396     libs_softmmu="$libs_softmmu -laio"
2397     libs_tools="$libs_tools -laio"
2398   else
2399     if test "$linux_aio" = "yes" ; then
2400       feature_not_found "linux AIO"
2401     fi
2402     linux_aio=no
2403   fi
2404 fi
2405
2406 ##########################################
2407 # TPM passthrough is only on x86 Linux
2408
2409 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2410   tpm_passthrough=$tpm
2411 else
2412   tpm_passthrough=no
2413 fi
2414
2415 ##########################################
2416 # adjust virtio-blk-data-plane based on linux-aio
2417
2418 if test "$virtio_blk_data_plane" = "yes" -a \
2419         "$linux_aio" != "yes" ; then
2420   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2421 elif test -z "$virtio_blk_data_plane" ; then
2422   virtio_blk_data_plane=$linux_aio
2423 fi
2424
2425 ##########################################
2426 # attr probe
2427
2428 if test "$attr" != "no" ; then
2429   cat > $TMPC <<EOF
2430 #include <stdio.h>
2431 #include <sys/types.h>
2432 #ifdef CONFIG_LIBATTR
2433 #include <attr/xattr.h>
2434 #else
2435 #include <sys/xattr.h>
2436 #endif
2437 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2438 EOF
2439   if compile_prog "" "" ; then
2440     attr=yes
2441   # Older distros have <attr/xattr.h>, and need -lattr:
2442   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2443     attr=yes
2444     LIBS="-lattr $LIBS"
2445     libattr=yes
2446   else
2447     if test "$attr" = "yes" ; then
2448       feature_not_found "ATTR"
2449     fi
2450     attr=no
2451   fi
2452 fi
2453
2454 ##########################################
2455 # iovec probe
2456 cat > $TMPC <<EOF
2457 #include <sys/types.h>
2458 #include <sys/uio.h>
2459 #include <unistd.h>
2460 int main(void) { return sizeof(struct iovec); }
2461 EOF
2462 iovec=no
2463 if compile_prog "" "" ; then
2464   iovec=yes
2465 fi
2466
2467 ##########################################
2468 # preadv probe
2469 cat > $TMPC <<EOF
2470 #include <sys/types.h>
2471 #include <sys/uio.h>
2472 #include <unistd.h>
2473 int main(void) { return preadv(0, 0, 0, 0); }
2474 EOF
2475 preadv=no
2476 if compile_prog "" "" ; then
2477   preadv=yes
2478 fi
2479
2480 ##########################################
2481 # fdt probe
2482 if test "$fdt" != "no" ; then
2483   fdt_libs="-lfdt"
2484   cat > $TMPC << EOF
2485 int main(void) { return 0; }
2486 EOF
2487   if compile_prog "" "$fdt_libs" ; then
2488     # system DTC is good - use it
2489     fdt=yes
2490   elif test -d ${source_path}/dtc/libfdt ; then
2491     # have submodule DTC - use it
2492     fdt=yes
2493     dtc_internal="yes"
2494     mkdir -p dtc
2495     if [ "$source_path" != `pwd` ] ; then
2496        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2497        symlink "$source_path/dtc/scripts" "dtc/scripts"
2498     fi
2499     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2500     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2501   elif test "$fdt" = "yes" ; then
2502     # have neither and want - prompt for system/submodule install
2503     error_exit "ERROR: DTC not present. Your options:" \
2504         "  (1) Preferred: Install the DTC devel package" \
2505         "  (2) Fetch the DTC submodule, using:" \
2506         "      git submodule update --init dtc"
2507   else
2508     # don't have and don't want
2509     fdt_libs=
2510     fdt=no
2511   fi
2512 fi
2513
2514 libs_softmmu="$libs_softmmu $fdt_libs"
2515
2516 ##########################################
2517 # GLX probe, used by milkymist-tmu2
2518 if test "$glx" != "no" ; then
2519   glx_libs="-lGL -lX11"
2520   cat > $TMPC << EOF
2521 #include <X11/Xlib.h>
2522 #include <GL/gl.h>
2523 #include <GL/glx.h>
2524 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2525 EOF
2526   if compile_prog "" "-lGL -lX11" ; then
2527     glx=yes
2528   else
2529     if test "$glx" = "yes" ; then
2530       feature_not_found "glx"
2531     fi
2532     glx_libs=
2533     glx=no
2534   fi
2535 fi
2536
2537 ##########################################
2538 # glusterfs probe
2539 if test "$glusterfs" != "no" ; then
2540   cat > $TMPC <<EOF
2541 #include <glusterfs/api/glfs.h>
2542 int main(void) {
2543     (void) glfs_new("volume");
2544     return 0;
2545 }
2546 EOF
2547   glusterfs_libs="-lgfapi -lgfrpc -lgfxdr"
2548   if compile_prog "" "$glusterfs_libs" ; then
2549     glusterfs=yes
2550     libs_tools="$glusterfs_libs $libs_tools"
2551     libs_softmmu="$glusterfs_libs $libs_softmmu"
2552   else
2553     if test "$glusterfs" = "yes" ; then
2554       feature_not_found "GlusterFS backend support"
2555     fi
2556     glusterfs=no
2557   fi
2558 fi
2559
2560 #
2561 # Check for xxxat() functions when we are building linux-user
2562 # emulator.  This is done because older glibc versions don't
2563 # have syscall stubs for these implemented.
2564 #
2565 atfile=no
2566 cat > $TMPC << EOF
2567 #define _ATFILE_SOURCE
2568 #include <sys/types.h>
2569 #include <fcntl.h>
2570 #include <unistd.h>
2571
2572 int
2573 main(void)
2574 {
2575         /* try to unlink nonexisting file */
2576         return (unlinkat(AT_FDCWD, "nonexistent_file", 0));
2577 }
2578 EOF
2579 if compile_prog "" "" ; then
2580   atfile=yes
2581 fi
2582
2583 # Check for inotify functions when we are building linux-user
2584 # emulator.  This is done because older glibc versions don't
2585 # have syscall stubs for these implemented.  In that case we
2586 # don't provide them even if kernel supports them.
2587 #
2588 inotify=no
2589 cat > $TMPC << EOF
2590 #include <sys/inotify.h>
2591
2592 int
2593 main(void)
2594 {
2595         /* try to start inotify */
2596         return inotify_init();
2597 }
2598 EOF
2599 if compile_prog "" "" ; then
2600   inotify=yes
2601 fi
2602
2603 inotify1=no
2604 cat > $TMPC << EOF
2605 #include <sys/inotify.h>
2606
2607 int
2608 main(void)
2609 {
2610     /* try to start inotify */
2611     return inotify_init1(0);
2612 }
2613 EOF
2614 if compile_prog "" "" ; then
2615   inotify1=yes
2616 fi
2617
2618 # check if utimensat and futimens are supported
2619 utimens=no
2620 cat > $TMPC << EOF
2621 #define _ATFILE_SOURCE
2622 #include <stddef.h>
2623 #include <fcntl.h>
2624 #include <sys/stat.h>
2625
2626 int main(void)
2627 {
2628     utimensat(AT_FDCWD, "foo", NULL, 0);
2629     futimens(0, NULL);
2630     return 0;
2631 }
2632 EOF
2633 if compile_prog "" "" ; then
2634   utimens=yes
2635 fi
2636
2637 # check if pipe2 is there
2638 pipe2=no
2639 cat > $TMPC << EOF
2640 #include <unistd.h>
2641 #include <fcntl.h>
2642
2643 int main(void)
2644 {
2645     int pipefd[2];
2646     return pipe2(pipefd, O_CLOEXEC);
2647 }
2648 EOF
2649 if compile_prog "" "" ; then
2650   pipe2=yes
2651 fi
2652
2653 # check if accept4 is there
2654 accept4=no
2655 cat > $TMPC << EOF
2656 #include <sys/socket.h>
2657 #include <stddef.h>
2658
2659 int main(void)
2660 {
2661     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2662     return 0;
2663 }
2664 EOF
2665 if compile_prog "" "" ; then
2666   accept4=yes
2667 fi
2668
2669 # check if tee/splice is there. vmsplice was added same time.
2670 splice=no
2671 cat > $TMPC << EOF
2672 #include <unistd.h>
2673 #include <fcntl.h>
2674 #include <limits.h>
2675
2676 int main(void)
2677 {
2678     int len, fd = 0;
2679     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2680     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2681     return 0;
2682 }
2683 EOF
2684 if compile_prog "" "" ; then
2685   splice=yes
2686 fi
2687
2688 ##########################################
2689 # signalfd probe
2690 signalfd="no"
2691 cat > $TMPC << EOF
2692 #include <unistd.h>
2693 #include <sys/syscall.h>
2694 #include <signal.h>
2695 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2696 EOF
2697
2698 if compile_prog "" "" ; then
2699   signalfd=yes
2700 fi
2701
2702 # check if eventfd is supported
2703 eventfd=no
2704 cat > $TMPC << EOF
2705 #include <sys/eventfd.h>
2706
2707 int main(void)
2708 {
2709     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2710 }
2711 EOF
2712 if compile_prog "" "" ; then
2713   eventfd=yes
2714 fi
2715
2716 # check for fallocate
2717 fallocate=no
2718 cat > $TMPC << EOF
2719 #include <fcntl.h>
2720
2721 int main(void)
2722 {
2723     fallocate(0, 0, 0, 0);
2724     return 0;
2725 }
2726 EOF
2727 if compile_prog "" "" ; then
2728   fallocate=yes
2729 fi
2730
2731 # check for fallocate hole punching
2732 fallocate_punch_hole=no
2733 cat > $TMPC << EOF
2734 #include <fcntl.h>
2735 #include <linux/falloc.h>
2736
2737 int main(void)
2738 {
2739     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2740     return 0;
2741 }
2742 EOF
2743 if compile_prog "" "" ; then
2744   fallocate_punch_hole=yes
2745 fi
2746
2747 # check for sync_file_range
2748 sync_file_range=no
2749 cat > $TMPC << EOF
2750 #include <fcntl.h>
2751
2752 int main(void)
2753 {
2754     sync_file_range(0, 0, 0, 0);
2755     return 0;
2756 }
2757 EOF
2758 if compile_prog "" "" ; then
2759   sync_file_range=yes
2760 fi
2761
2762 # check for linux/fiemap.h and FS_IOC_FIEMAP
2763 fiemap=no
2764 cat > $TMPC << EOF
2765 #include <sys/ioctl.h>
2766 #include <linux/fs.h>
2767 #include <linux/fiemap.h>
2768
2769 int main(void)
2770 {
2771     ioctl(0, FS_IOC_FIEMAP, 0);
2772     return 0;
2773 }
2774 EOF
2775 if compile_prog "" "" ; then
2776   fiemap=yes
2777 fi
2778
2779 # check for dup3
2780 dup3=no
2781 cat > $TMPC << EOF
2782 #include <unistd.h>
2783
2784 int main(void)
2785 {
2786     dup3(0, 0, 0);
2787     return 0;
2788 }
2789 EOF
2790 if compile_prog "" "" ; then
2791   dup3=yes
2792 fi
2793
2794 # check for epoll support
2795 epoll=no
2796 cat > $TMPC << EOF
2797 #include <sys/epoll.h>
2798
2799 int main(void)
2800 {
2801     epoll_create(0);
2802     return 0;
2803 }
2804 EOF
2805 if compile_prog "" "" ; then
2806   epoll=yes
2807 fi
2808
2809 # epoll_create1 and epoll_pwait are later additions
2810 # so we must check separately for their presence
2811 epoll_create1=no
2812 cat > $TMPC << EOF
2813 #include <sys/epoll.h>
2814
2815 int main(void)
2816 {
2817     /* Note that we use epoll_create1 as a value, not as
2818      * a function being called. This is necessary so that on
2819      * old SPARC glibc versions where the function was present in
2820      * the library but not declared in the header file we will
2821      * fail the configure check. (Otherwise we will get a compiler
2822      * warning but not an error, and will proceed to fail the
2823      * qemu compile where we compile with -Werror.)
2824      */
2825     return (int)(uintptr_t)&epoll_create1;
2826 }
2827 EOF
2828 if compile_prog "" "" ; then
2829   epoll_create1=yes
2830 fi
2831
2832 epoll_pwait=no
2833 cat > $TMPC << EOF
2834 #include <sys/epoll.h>
2835
2836 int main(void)
2837 {
2838     epoll_pwait(0, 0, 0, 0, 0);
2839     return 0;
2840 }
2841 EOF
2842 if compile_prog "" "" ; then
2843   epoll_pwait=yes
2844 fi
2845
2846 # check for sendfile support
2847 sendfile=no
2848 cat > $TMPC << EOF
2849 #include <sys/sendfile.h>
2850
2851 int main(void)
2852 {
2853     return sendfile(0, 0, 0, 0);
2854 }
2855 EOF
2856 if compile_prog "" "" ; then
2857   sendfile=yes
2858 fi
2859
2860 # Check if tools are available to build documentation.
2861 if test "$docs" != "no" ; then
2862   if has makeinfo && has pod2man; then
2863     docs=yes
2864   else
2865     if test "$docs" = "yes" ; then
2866       feature_not_found "docs"
2867     fi
2868     docs=no
2869   fi
2870 fi
2871
2872 # Search for bswap_32 function
2873 byteswap_h=no
2874 cat > $TMPC << EOF
2875 #include <byteswap.h>
2876 int main(void) { return bswap_32(0); }
2877 EOF
2878 if compile_prog "" "" ; then
2879   byteswap_h=yes
2880 fi
2881
2882 # Search for bswap32 function
2883 bswap_h=no
2884 cat > $TMPC << EOF
2885 #include <sys/endian.h>
2886 #include <sys/types.h>
2887 #include <machine/bswap.h>
2888 int main(void) { return bswap32(0); }
2889 EOF
2890 if compile_prog "" "" ; then
2891   bswap_h=yes
2892 fi
2893
2894 ##########################################
2895 # Do we have libiscsi
2896 # We check for iscsi_unmap_sync() to make sure we have a
2897 # recent enough version of libiscsi.
2898 if test "$libiscsi" != "no" ; then
2899   cat > $TMPC << EOF
2900 #include <stdio.h>
2901 #include <iscsi/iscsi.h>
2902 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
2903 EOF
2904   if $pkg_config --atleast-version=1.7.0 libiscsi --modversion >/dev/null 2>&1; then
2905     libiscsi="yes"
2906     libiscsi_cflags=$($pkg_config --cflags libiscsi 2>/dev/null)
2907     libiscsi_libs=$($pkg_config --libs libiscsi 2>/dev/null)
2908     CFLAGS="$CFLAGS $libiscsi_cflags"
2909     LIBS="$LIBS $libiscsi_libs"
2910   elif compile_prog "" "-liscsi" ; then
2911     libiscsi="yes"
2912     LIBS="$LIBS -liscsi"
2913   else
2914     if test "$libiscsi" = "yes" ; then
2915       feature_not_found "libiscsi"
2916     fi
2917     libiscsi="no"
2918   fi
2919 fi
2920
2921
2922 ##########################################
2923 # Do we need libm
2924 cat > $TMPC << EOF
2925 #include <math.h>
2926 int main(void) { return isnan(sin(0.0)); }
2927 EOF
2928 if compile_prog "" "" ; then
2929   :
2930 elif compile_prog "" "-lm" ; then
2931   LIBS="-lm $LIBS"
2932   libs_qga="-lm $libs_qga"
2933 else
2934   error_exit "libm check failed"
2935 fi
2936
2937 ##########################################
2938 # Do we need librt
2939 # uClibc provides 2 versions of clock_gettime(), one with realtime
2940 # support and one without. This means that the clock_gettime() don't
2941 # need -lrt. We still need it for timer_create() so we check for this
2942 # function in addition.
2943 cat > $TMPC <<EOF
2944 #include <signal.h>
2945 #include <time.h>
2946 int main(void) {
2947   timer_create(CLOCK_REALTIME, NULL, NULL);
2948   return clock_gettime(CLOCK_REALTIME, NULL);
2949 }
2950 EOF
2951
2952 if compile_prog "" "" ; then
2953   :
2954 # we need pthread for static linking. use previous pthread test result
2955 elif compile_prog "" "-lrt $pthread_lib" ; then
2956   LIBS="-lrt $LIBS"
2957   libs_qga="-lrt $libs_qga"
2958 fi
2959
2960 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
2961         "$aix" != "yes" -a "$haiku" != "yes" ; then
2962     libs_softmmu="-lutil $libs_softmmu"
2963 fi
2964
2965 ##########################################
2966 # spice probe
2967 if test "$spice" != "no" ; then
2968   cat > $TMPC << EOF
2969 #include <spice.h>
2970 int main(void) { spice_server_new(); return 0; }
2971 EOF
2972   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
2973   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
2974   if $pkg_config --atleast-version=0.12.0 spice-server >/dev/null 2>&1 && \
2975      $pkg_config --atleast-version=0.12.3 spice-protocol > /dev/null 2>&1 && \
2976      compile_prog "$spice_cflags" "$spice_libs" ; then
2977     spice="yes"
2978     libs_softmmu="$libs_softmmu $spice_libs"
2979     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
2980     spice_protocol_version=$($pkg_config --modversion spice-protocol)
2981     spice_server_version=$($pkg_config --modversion spice-server)
2982   else
2983     if test "$spice" = "yes" ; then
2984       feature_not_found "spice"
2985     fi
2986     spice="no"
2987   fi
2988 fi
2989
2990 # check for libcacard for smartcard support
2991 smartcard_cflags=""
2992 # TODO - what's the minimal nss version we support?
2993 if test "$smartcard_nss" != "no"; then
2994   cat > $TMPC << EOF
2995 #include <pk11pub.h>
2996 int main(void) { PK11_FreeSlot(0); return 0; }
2997 EOF
2998     smartcard_includes="-I\$(SRC_PATH)/libcacard"
2999     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3000     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3001     test_cflags="$libcacard_cflags"
3002     # The header files in nss < 3.13.3 have a bug which causes them to
3003     # emit a warning. If we're going to compile QEMU with -Werror, then
3004     # test that the headers don't have this bug. Otherwise we would pass
3005     # the configure test but fail to compile QEMU later.
3006     if test "$werror" = "yes"; then
3007         test_cflags="-Werror $test_cflags"
3008     fi
3009     if test -n "$libtool" &&
3010             $pkg_config --atleast-version=3.12.8 nss >/dev/null 2>&1 && \
3011       compile_prog "$test_cflags" "$libcacard_libs"; then
3012         smartcard_nss="yes"
3013         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3014         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3015         libs_softmmu="$libcacard_libs $libs_softmmu"
3016     else
3017         if test "$smartcard_nss" = "yes"; then
3018             feature_not_found "nss"
3019         fi
3020         smartcard_nss="no"
3021     fi
3022 fi
3023
3024 # check for libusb
3025 if test "$libusb" != "no" ; then
3026     if $pkg_config --atleast-version=1.0.13 libusb-1.0 >/dev/null 2>&1 ; then
3027         libusb="yes"
3028         usb="libusb"
3029         libusb_cflags=$($pkg_config --cflags libusb-1.0 2>/dev/null)
3030         libusb_libs=$($pkg_config --libs libusb-1.0 2>/dev/null)
3031         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3032         libs_softmmu="$libs_softmmu $libusb_libs"
3033     else
3034         if test "$libusb" = "yes"; then
3035             feature_not_found "libusb"
3036         fi
3037         libusb="no"
3038     fi
3039 fi
3040
3041 # check for usbredirparser for usb network redirection support
3042 if test "$usb_redir" != "no" ; then
3043     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5 >/dev/null 2>&1 ; then
3044         usb_redir="yes"
3045         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5 2>/dev/null)
3046         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5 2>/dev/null)
3047         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3048         libs_softmmu="$libs_softmmu $usb_redir_libs"
3049     else
3050         if test "$usb_redir" = "yes"; then
3051             feature_not_found "usb-redir"
3052         fi
3053         usb_redir="no"
3054     fi
3055 fi
3056
3057 ##########################################
3058
3059 ##########################################
3060 # check if we have fdatasync
3061
3062 fdatasync=no
3063 cat > $TMPC << EOF
3064 #include <unistd.h>
3065 int main(void) {
3066 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3067 return fdatasync(0);
3068 #else
3069 #error Not supported
3070 #endif
3071 }
3072 EOF
3073 if compile_prog "" "" ; then
3074     fdatasync=yes
3075 fi
3076
3077 ##########################################
3078 # check if we have madvise
3079
3080 madvise=no
3081 cat > $TMPC << EOF
3082 #include <sys/types.h>
3083 #include <sys/mman.h>
3084 #include <stddef.h>
3085 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3086 EOF
3087 if compile_prog "" "" ; then
3088     madvise=yes
3089 fi
3090
3091 ##########################################
3092 # check if we have posix_madvise
3093
3094 posix_madvise=no
3095 cat > $TMPC << EOF
3096 #include <sys/mman.h>
3097 #include <stddef.h>
3098 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3099 EOF
3100 if compile_prog "" "" ; then
3101     posix_madvise=yes
3102 fi
3103
3104 ##########################################
3105 # check if we have usable SIGEV_THREAD_ID
3106
3107 sigev_thread_id=no
3108 cat > $TMPC << EOF
3109 #include <signal.h>
3110 int main(void) {
3111   struct sigevent ev;
3112   ev.sigev_notify = SIGEV_THREAD_ID;
3113   ev._sigev_un._tid = 0;
3114   asm volatile("" : : "g"(&ev));
3115   return 0;
3116 }
3117 EOF
3118 if compile_prog "" "" ; then
3119     sigev_thread_id=yes
3120 fi
3121
3122 ##########################################
3123 # check if trace backend exists
3124
3125 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3126 if test "$?" -ne 0 ; then
3127   error_exit "invalid trace backend" \
3128       "Please choose a supported trace backend."
3129 fi
3130
3131 ##########################################
3132 # For 'ust' backend, test if ust headers are present
3133 if test "$trace_backend" = "ust"; then
3134   cat > $TMPC << EOF
3135 #include <ust/tracepoint.h>
3136 #include <ust/marker.h>
3137 int main(void) { return 0; }
3138 EOF
3139   if compile_prog "" "" ; then
3140     LIBS="-lust -lurcu-bp $LIBS"
3141     libs_qga="-lust -lurcu-bp $libs_qga"
3142   else
3143     error_exit "Trace backend 'ust' missing libust header files"
3144   fi
3145 fi
3146
3147 ##########################################
3148 # For 'dtrace' backend, test if 'dtrace' command is present
3149 if test "$trace_backend" = "dtrace"; then
3150   if ! has 'dtrace' ; then
3151     error_exit "dtrace command is not found in PATH $PATH"
3152   fi
3153   trace_backend_stap="no"
3154   if has 'stap' ; then
3155     trace_backend_stap="yes"
3156   fi
3157 fi
3158
3159 ##########################################
3160 # check and set a backend for coroutine
3161
3162 # We prefer ucontext, but it's not always possible. The fallback
3163 # is sigcontext. gthread is not selectable except explicitly, because
3164 # it is not functional enough to run QEMU proper. (It is occasionally
3165 # useful for debugging purposes.)  On Windows the only valid backend
3166 # is the Windows-specific one.
3167
3168 ucontext_works=no
3169 if test "$darwin" != "yes"; then
3170   cat > $TMPC << EOF
3171 #include <ucontext.h>
3172 #ifdef __stub_makecontext
3173 #error Ignoring glibc stub makecontext which will always fail
3174 #endif
3175 int main(void) { makecontext(0, 0, 0); return 0; }
3176 EOF
3177   if compile_prog "" "" ; then
3178     ucontext_works=yes
3179   fi
3180 fi
3181
3182 if test "$coroutine" = ""; then
3183   if test "$mingw32" = "yes"; then
3184     coroutine=win32
3185   elif test "$ucontext_works" = "yes"; then
3186     coroutine=ucontext
3187   else
3188     coroutine=sigaltstack
3189   fi
3190 else
3191   case $coroutine in
3192   windows)
3193     if test "$mingw32" != "yes"; then
3194       error_exit "'windows' coroutine backend only valid for Windows"
3195     fi
3196     # Unfortunately the user visible backend name doesn't match the
3197     # coroutine-*.c filename for this case, so we have to adjust it here.
3198     coroutine=win32
3199     ;;
3200   ucontext)
3201     if test "$ucontext_works" != "yes"; then
3202       feature_not_found "ucontext"
3203     fi
3204     ;;
3205   gthread|sigaltstack)
3206     if test "$mingw32" = "yes"; then
3207       error_exit "only the 'windows' coroutine backend is valid for Windows"
3208     fi
3209     ;;
3210   *)
3211     error_exit "unknown coroutine backend $coroutine"
3212     ;;
3213   esac
3214 fi
3215
3216 ##########################################
3217 # check if we have open_by_handle_at
3218
3219 open_by_handle_at=no
3220 cat > $TMPC << EOF
3221 #include <fcntl.h>
3222 #if !defined(AT_EMPTY_PATH)
3223 # error missing definition
3224 #else
3225 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3226 #endif
3227 EOF
3228 if compile_prog "" "" ; then
3229     open_by_handle_at=yes
3230 fi
3231
3232 ########################################
3233 # check if we have linux/magic.h
3234
3235 linux_magic_h=no
3236 cat > $TMPC << EOF
3237 #include <linux/magic.h>
3238 int main(void) {
3239   return 0;
3240 }
3241 EOF
3242 if compile_prog "" "" ; then
3243     linux_magic_h=yes
3244 fi
3245
3246 ########################################
3247 # check whether we can disable warning option with a pragma (this is needed
3248 # to silence warnings in the headers of some versions of external libraries).
3249 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3250 # only a warning.
3251 #
3252 # If we can't selectively disable warning in the code, disable -Werror so that
3253 # the build doesn't fail anyway.
3254
3255 pragma_disable_unused_but_set=no
3256 cat > $TMPC << EOF
3257 #pragma GCC diagnostic push
3258 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3259 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3260 #pragma GCC diagnostic pop
3261
3262 int main(void) {
3263     return 0;
3264 }
3265 EOF
3266 if compile_prog "-Werror" "" ; then
3267     pragma_diagnostic_available=yes
3268 else
3269     werror=no
3270 fi
3271
3272 ########################################
3273 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3274
3275 valgrind_h=no
3276 cat > $TMPC << EOF
3277 #include <valgrind/valgrind.h>
3278 #include <valgrind/memcheck.h>
3279 int main(void) {
3280   return 0;
3281 }
3282 EOF
3283 if compile_prog "" "" ; then
3284     valgrind_h=yes
3285 fi
3286
3287 ########################################
3288 # check if environ is declared
3289
3290 has_environ=no
3291 cat > $TMPC << EOF
3292 #include <unistd.h>
3293 int main(void) {
3294     environ = 0;
3295     return 0;
3296 }
3297 EOF
3298 if compile_prog "" "" ; then
3299     has_environ=yes
3300 fi
3301
3302 ########################################
3303 # check if cpuid.h is usable.
3304
3305 cpuid_h=no
3306 cat > $TMPC << EOF
3307 #include <cpuid.h>
3308 int main(void) {
3309   return 0;
3310 }
3311 EOF
3312 if compile_prog "" "" ; then
3313     cpuid_h=yes
3314 fi
3315
3316 ########################################
3317 # check if __[u]int128_t is usable.
3318
3319 int128=no
3320 cat > $TMPC << EOF
3321 __int128_t a;
3322 __uint128_t b;
3323 int main (void) {
3324   a = a + b;
3325   b = a * b;
3326   return 0;
3327 }
3328 EOF
3329 if compile_prog "" "" ; then
3330     int128=yes
3331 fi
3332
3333 ########################################
3334 # check if getauxval is available.
3335
3336 getauxval=no
3337 cat > $TMPC << EOF
3338 #include <sys/auxv.h>
3339 int main(void) {
3340   return getauxval(AT_HWCAP) == 0;
3341 }
3342 EOF
3343 if compile_prog "" "" ; then
3344     getauxval=yes
3345 fi
3346
3347 ##########################################
3348 # End of CC checks
3349 # After here, no more $cc or $ld runs
3350
3351 if test "$gcov" = "yes" ; then
3352   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3353   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3354 elif test "$debug" = "no" ; then
3355   CFLAGS="-O2 -D_FORTIFY_SOURCE=2 $CFLAGS"
3356 fi
3357
3358
3359 # Disable zero malloc errors for official releases unless explicitly told to
3360 # enable/disable
3361 if test -z "$zero_malloc" ; then
3362     if test "$z_version" = "50" ; then
3363         zero_malloc="no"
3364     else
3365         zero_malloc="yes"
3366     fi
3367 fi
3368
3369 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3370 if test "$werror" = "yes"; then
3371     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3372 fi
3373
3374 if test "$solaris" = "no" ; then
3375     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3376         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3377     fi
3378 fi
3379
3380 # test if pod2man has --utf8 option
3381 if pod2man --help | grep -q utf8; then
3382     POD2MAN="pod2man --utf8"
3383 else
3384     POD2MAN="pod2man"
3385 fi
3386
3387 # Use ASLR, no-SEH and DEP if available
3388 if test "$mingw32" = "yes" ; then
3389     for flag in --dynamicbase --no-seh --nxcompat; do
3390         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3391             LDFLAGS="-Wl,$flag $LDFLAGS"
3392         fi
3393     done
3394 fi
3395
3396 qemu_confdir=$sysconfdir$confsuffix
3397 qemu_datadir=$datadir$confsuffix
3398 qemu_localedir="$datadir/locale"
3399
3400 tools=""
3401 if test "$want_tools" = "yes" ; then
3402   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3403   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3404     tools="qemu-nbd\$(EXESUF) $tools"
3405   fi
3406 fi
3407 if test "$softmmu" = yes ; then
3408   if test "$virtfs" != no ; then
3409     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3410       virtfs=yes
3411       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3412     else
3413       if test "$virtfs" = yes; then
3414         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3415       fi
3416       virtfs=no
3417     fi
3418   fi
3419   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3420     if [ "$guest_agent" = "yes" ]; then
3421       tools="qemu-ga\$(EXESUF) $tools"
3422     fi
3423   fi
3424 fi
3425
3426 # Mac OS X ships with a broken assembler
3427 roms=
3428 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3429         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3430         "$softmmu" = yes ; then
3431   roms="optionrom"
3432 fi
3433 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3434   roms="$roms spapr-rtas"
3435 fi
3436
3437 if test "$cpu" = "s390x" ; then
3438   roms="$roms s390-ccw"
3439 fi
3440
3441 # add pixman flags after all config tests are done
3442 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3443 libs_softmmu="$libs_softmmu $pixman_libs"
3444
3445 echo "Install prefix    $prefix"
3446 echo "BIOS directory    `eval echo $qemu_datadir`"
3447 echo "binary directory  `eval echo $bindir`"
3448 echo "library directory `eval echo $libdir`"
3449 echo "libexec directory `eval echo $libexecdir`"
3450 echo "include directory `eval echo $includedir`"
3451 echo "config directory  `eval echo $sysconfdir`"
3452 if test "$mingw32" = "no" ; then
3453 echo "local state directory   `eval echo $local_statedir`"
3454 echo "Manual directory  `eval echo $mandir`"
3455 echo "ELF interp prefix $interp_prefix"
3456 else
3457 echo "local state directory   queried at runtime"
3458 fi
3459 echo "Source path       $source_path"
3460 echo "C compiler        $cc"
3461 echo "Host C compiler   $host_cc"
3462 echo "Objective-C compiler $objcc"
3463 echo "CFLAGS            $CFLAGS"
3464 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3465 echo "LDFLAGS           $LDFLAGS"
3466 echo "make              $make"
3467 echo "install           $install"
3468 echo "python            $python"
3469 if test "$slirp" = "yes" ; then
3470     echo "smbd              $smbd"
3471 fi
3472 echo "host CPU          $cpu"
3473 echo "host big endian   $bigendian"
3474 echo "target list       $target_list"
3475 echo "tcg debug enabled $debug_tcg"
3476 echo "gprof enabled     $gprof"
3477 echo "sparse enabled    $sparse"
3478 echo "strip binaries    $strip_opt"
3479 echo "profiler          $profiler"
3480 echo "static build      $static"
3481 echo "-Werror enabled   $werror"
3482 if test "$darwin" = "yes" ; then
3483     echo "Cocoa support     $cocoa"
3484 fi
3485 echo "pixman            $pixman"
3486 echo "SDL support       $sdl"
3487 echo "GTK support       $gtk"
3488 echo "curses support    $curses"
3489 echo "curl support      $curl"
3490 echo "mingw32 support   $mingw32"
3491 echo "Audio drivers     $audio_drv_list"
3492 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3493 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3494 echo "Mixer emulation   $mixemu"
3495 echo "VirtFS support    $virtfs"
3496 echo "VNC support       $vnc"
3497 if test "$vnc" = "yes" ; then
3498     echo "VNC TLS support   $vnc_tls"
3499     echo "VNC SASL support  $vnc_sasl"
3500     echo "VNC JPEG support  $vnc_jpeg"
3501     echo "VNC PNG support   $vnc_png"
3502     echo "VNC WS support    $vnc_ws"
3503 fi
3504 if test -n "$sparc_cpu"; then
3505     echo "Target Sparc Arch $sparc_cpu"
3506 fi
3507 echo "xen support       $xen"
3508 echo "brlapi support    $brlapi"
3509 echo "bluez  support    $bluez"
3510 echo "Documentation     $docs"
3511 [ ! -z "$uname_release" ] && \
3512 echo "uname -r          $uname_release"
3513 echo "NPTL support      $nptl"
3514 echo "GUEST_BASE        $guest_base"
3515 echo "PIE               $pie"
3516 echo "vde support       $vde"
3517 echo "Linux AIO support $linux_aio"
3518 echo "ATTR/XATTR support $attr"
3519 echo "Install blobs     $blobs"
3520 echo "KVM support       $kvm"
3521 echo "TCG interpreter   $tcg_interpreter"
3522 echo "fdt support       $fdt"
3523 echo "preadv support    $preadv"
3524 echo "fdatasync         $fdatasync"
3525 echo "madvise           $madvise"
3526 echo "posix_madvise     $posix_madvise"
3527 echo "sigev_thread_id   $sigev_thread_id"
3528 echo "uuid support      $uuid"
3529 echo "libcap-ng support $cap_ng"
3530 echo "vhost-net support $vhost_net"
3531 echo "vhost-scsi support $vhost_scsi"
3532 echo "Trace backend     $trace_backend"
3533 echo "Trace output file $trace_file-<pid>"
3534 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3535 echo "rbd support       $rbd"
3536 echo "xfsctl support    $xfs"
3537 echo "nss used          $smartcard_nss"
3538 echo "libusb            $libusb"
3539 echo "usb net redir     $usb_redir"
3540 echo "GLX support       $glx"
3541 echo "libiscsi support  $libiscsi"
3542 echo "build guest agent $guest_agent"
3543 echo "seccomp support   $seccomp"
3544 echo "coroutine backend $coroutine"
3545 echo "GlusterFS support $glusterfs"
3546 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3547 echo "gcov              $gcov_tool"
3548 echo "gcov enabled      $gcov"
3549 echo "TPM support       $tpm"
3550 echo "libssh2 support   $libssh2"
3551 echo "TPM passthrough   $tpm_passthrough"
3552 echo "QOM debugging     $qom_cast_debug"
3553
3554 if test "$sdl_too_old" = "yes"; then
3555 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3556 fi
3557
3558 config_host_mak="config-host.mak"
3559 config_host_ld="config-host.ld"
3560
3561 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3562
3563 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3564 printf "# Configured with:" >> $config_host_mak
3565 printf " '%s'" "$0" "$@" >> $config_host_mak
3566 echo >> $config_host_mak
3567
3568 echo all: >> $config_host_mak
3569 echo "prefix=$prefix" >> $config_host_mak
3570 echo "bindir=$bindir" >> $config_host_mak
3571 echo "libdir=$libdir" >> $config_host_mak
3572 echo "libexecdir=$libexecdir" >> $config_host_mak
3573 echo "includedir=$includedir" >> $config_host_mak
3574 echo "mandir=$mandir" >> $config_host_mak
3575 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3576 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3577 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3578 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3579 if test "$mingw32" = "no" ; then
3580   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3581 fi
3582 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3583 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3584 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3585 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3586 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3587
3588 echo "ARCH=$ARCH" >> $config_host_mak
3589
3590 case "$cpu" in
3591   arm|i386|x86_64|ppc)
3592     # The TCG interpreter currently does not support ld/st optimization.
3593     if test "$tcg_interpreter" = "no" ; then
3594         echo "CONFIG_QEMU_LDST_OPTIMIZATION=y" >> $config_host_mak
3595     fi
3596   ;;
3597 esac
3598 if test "$debug_tcg" = "yes" ; then
3599   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3600 fi
3601 if test "$strip_opt" = "yes" ; then
3602   echo "STRIP=${strip}" >> $config_host_mak
3603 fi
3604 if test "$bigendian" = "yes" ; then
3605   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3606 fi
3607 if test "$mingw32" = "yes" ; then
3608   echo "CONFIG_WIN32=y" >> $config_host_mak
3609   rc_version=`cat $source_path/VERSION`
3610   version_major=${rc_version%%.*}
3611   rc_version=${rc_version#*.}
3612   version_minor=${rc_version%%.*}
3613   rc_version=${rc_version#*.}
3614   version_subminor=${rc_version%%.*}
3615   version_micro=0
3616   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3617   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3618 else
3619   echo "CONFIG_POSIX=y" >> $config_host_mak
3620 fi
3621
3622 if test "$linux" = "yes" ; then
3623   echo "CONFIG_LINUX=y" >> $config_host_mak
3624 fi
3625
3626 if test "$darwin" = "yes" ; then
3627   echo "CONFIG_DARWIN=y" >> $config_host_mak
3628 fi
3629
3630 if test "$aix" = "yes" ; then
3631   echo "CONFIG_AIX=y" >> $config_host_mak
3632 fi
3633
3634 if test "$solaris" = "yes" ; then
3635   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3636   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3637   if test "$needs_libsunmath" = "yes" ; then
3638     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3639   fi
3640 fi
3641 if test "$haiku" = "yes" ; then
3642   echo "CONFIG_HAIKU=y" >> $config_host_mak
3643 fi
3644 if test "$static" = "yes" ; then
3645   echo "CONFIG_STATIC=y" >> $config_host_mak
3646 fi
3647 if test "$profiler" = "yes" ; then
3648   echo "CONFIG_PROFILER=y" >> $config_host_mak
3649 fi
3650 if test "$slirp" = "yes" ; then
3651   echo "CONFIG_SLIRP=y" >> $config_host_mak
3652   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3653 fi
3654 if test "$vde" = "yes" ; then
3655   echo "CONFIG_VDE=y" >> $config_host_mak
3656 fi
3657 if test "$cap_ng" = "yes" ; then
3658   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3659 fi
3660 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3661 for drv in $audio_drv_list; do
3662     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3663     echo "$def=y" >> $config_host_mak
3664     if test "$drv" = "fmod"; then
3665         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3666     fi
3667 done
3668 if test "$audio_pt_int" = "yes" ; then
3669   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3670 fi
3671 if test "$audio_win_int" = "yes" ; then
3672   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3673 fi
3674 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3675 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3676 if test "$mixemu" = "yes" ; then
3677   echo "CONFIG_MIXEMU=y" >> $config_host_mak
3678 fi
3679 if test "$vnc" = "yes" ; then
3680   echo "CONFIG_VNC=y" >> $config_host_mak
3681 fi
3682 if test "$vnc_tls" = "yes" ; then
3683   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3684 fi
3685 if test "$vnc_sasl" = "yes" ; then
3686   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3687 fi
3688 if test "$vnc_jpeg" = "yes" ; then
3689   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3690 fi
3691 if test "$vnc_png" = "yes" ; then
3692   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3693 fi
3694 if test "$vnc_ws" = "yes" ; then
3695   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3696   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3697 fi
3698 if test "$fnmatch" = "yes" ; then
3699   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3700 fi
3701 if test "$uuid" = "yes" ; then
3702   echo "CONFIG_UUID=y" >> $config_host_mak
3703 fi
3704 if test "$xfs" = "yes" ; then
3705   echo "CONFIG_XFS=y" >> $config_host_mak
3706 fi
3707 qemu_version=`head $source_path/VERSION`
3708 echo "VERSION=$qemu_version" >>$config_host_mak
3709 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3710 echo "SRC_PATH=$source_path" >> $config_host_mak
3711 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3712 if [ "$docs" = "yes" ] ; then
3713   echo "BUILD_DOCS=yes" >> $config_host_mak
3714 fi
3715 if test "$sdl" = "yes" ; then
3716   echo "CONFIG_SDL=y" >> $config_host_mak
3717   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3718 fi
3719 if test "$cocoa" = "yes" ; then
3720   echo "CONFIG_COCOA=y" >> $config_host_mak
3721 fi
3722 if test "$curses" = "yes" ; then
3723   echo "CONFIG_CURSES=y" >> $config_host_mak
3724 fi
3725 if test "$atfile" = "yes" ; then
3726   echo "CONFIG_ATFILE=y" >> $config_host_mak
3727 fi
3728 if test "$utimens" = "yes" ; then
3729   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3730 fi
3731 if test "$pipe2" = "yes" ; then
3732   echo "CONFIG_PIPE2=y" >> $config_host_mak
3733 fi
3734 if test "$accept4" = "yes" ; then
3735   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3736 fi
3737 if test "$splice" = "yes" ; then
3738   echo "CONFIG_SPLICE=y" >> $config_host_mak
3739 fi
3740 if test "$eventfd" = "yes" ; then
3741   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3742 fi
3743 if test "$fallocate" = "yes" ; then
3744   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3745 fi
3746 if test "$fallocate_punch_hole" = "yes" ; then
3747   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3748 fi
3749 if test "$sync_file_range" = "yes" ; then
3750   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3751 fi
3752 if test "$fiemap" = "yes" ; then
3753   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3754 fi
3755 if test "$dup3" = "yes" ; then
3756   echo "CONFIG_DUP3=y" >> $config_host_mak
3757 fi
3758 if test "$epoll" = "yes" ; then
3759   echo "CONFIG_EPOLL=y" >> $config_host_mak
3760 fi
3761 if test "$epoll_create1" = "yes" ; then
3762   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3763 fi
3764 if test "$epoll_pwait" = "yes" ; then
3765   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3766 fi
3767 if test "$sendfile" = "yes" ; then
3768   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3769 fi
3770 if test "$inotify" = "yes" ; then
3771   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3772 fi
3773 if test "$inotify1" = "yes" ; then
3774   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3775 fi
3776 if test "$byteswap_h" = "yes" ; then
3777   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3778 fi
3779 if test "$bswap_h" = "yes" ; then
3780   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3781 fi
3782 if test "$curl" = "yes" ; then
3783   echo "CONFIG_CURL=y" >> $config_host_mak
3784   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3785 fi
3786 if test "$brlapi" = "yes" ; then
3787   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3788 fi
3789 if test "$bluez" = "yes" ; then
3790   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3791   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3792 fi
3793 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3794 if test "$gtk" = "yes" ; then
3795   echo "CONFIG_GTK=y" >> $config_host_mak
3796   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3797   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3798 fi
3799 if test "$xen" = "yes" ; then
3800   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
3801   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
3802 fi
3803 if test "$linux_aio" = "yes" ; then
3804   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
3805 fi
3806 if test "$attr" = "yes" ; then
3807   echo "CONFIG_ATTR=y" >> $config_host_mak
3808 fi
3809 if test "$libattr" = "yes" ; then
3810   echo "CONFIG_LIBATTR=y" >> $config_host_mak
3811 fi
3812 if test "$virtfs" = "yes" ; then
3813   echo "CONFIG_VIRTFS=y" >> $config_host_mak
3814 fi
3815 if test "$vhost_scsi" = "yes" ; then
3816   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
3817 fi
3818 if test "$blobs" = "yes" ; then
3819   echo "INSTALL_BLOBS=yes" >> $config_host_mak
3820 fi
3821 if test "$iovec" = "yes" ; then
3822   echo "CONFIG_IOVEC=y" >> $config_host_mak
3823 fi
3824 if test "$preadv" = "yes" ; then
3825   echo "CONFIG_PREADV=y" >> $config_host_mak
3826 fi
3827 if test "$fdt" = "yes" ; then
3828   echo "CONFIG_FDT=y" >> $config_host_mak
3829 fi
3830 if test "$signalfd" = "yes" ; then
3831   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
3832 fi
3833 if test "$tcg_interpreter" = "yes" ; then
3834   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
3835 fi
3836 if test "$fdatasync" = "yes" ; then
3837   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
3838 fi
3839 if test "$madvise" = "yes" ; then
3840   echo "CONFIG_MADVISE=y" >> $config_host_mak
3841 fi
3842 if test "$posix_madvise" = "yes" ; then
3843   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
3844 fi
3845 if test "$sigev_thread_id" = "yes" ; then
3846   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
3847 fi
3848
3849 if test "$spice" = "yes" ; then
3850   echo "CONFIG_SPICE=y" >> $config_host_mak
3851 fi
3852
3853 if test "$smartcard_nss" = "yes" ; then
3854   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
3855   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
3856   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
3857 fi
3858
3859 if test "$libusb" = "yes" ; then
3860   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
3861 fi
3862
3863 if test "$usb_redir" = "yes" ; then
3864   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
3865 fi
3866
3867 if test "$glx" = "yes" ; then
3868   echo "CONFIG_GLX=y" >> $config_host_mak
3869   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
3870 fi
3871
3872 if test "$libiscsi" = "yes" ; then
3873   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
3874 fi
3875
3876 if test "$seccomp" = "yes"; then
3877   echo "CONFIG_SECCOMP=y" >> $config_host_mak
3878 fi
3879
3880 # XXX: suppress that
3881 if [ "$bsd" = "yes" ] ; then
3882   echo "CONFIG_BSD=y" >> $config_host_mak
3883 fi
3884
3885 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
3886
3887 if test "$zero_malloc" = "yes" ; then
3888   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
3889 fi
3890 if test "$qom_cast_debug" = "yes" ; then
3891   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
3892 fi
3893 if test "$rbd" = "yes" ; then
3894   echo "CONFIG_RBD=y" >> $config_host_mak
3895 fi
3896
3897 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
3898
3899 if test "$open_by_handle_at" = "yes" ; then
3900   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
3901 fi
3902
3903 if test "$linux_magic_h" = "yes" ; then
3904   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
3905 fi
3906
3907 if test "$pragma_diagnostic_available" = "yes" ; then
3908   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
3909 fi
3910
3911 if test "$valgrind_h" = "yes" ; then
3912   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
3913 fi
3914
3915 if test "$has_environ" = "yes" ; then
3916   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
3917 fi
3918
3919 if test "$cpuid_h" = "yes" ; then
3920   echo "CONFIG_CPUID_H=y" >> $config_host_mak
3921 fi
3922
3923 if test "$int128" = "yes" ; then
3924   echo "CONFIG_INT128=y" >> $config_host_mak
3925 fi
3926
3927 if test "$getauxval" = "yes" ; then
3928   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
3929 fi
3930
3931 if test "$glusterfs" = "yes" ; then
3932   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
3933 fi
3934
3935 if test "$libssh2" = "yes" ; then
3936   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
3937 fi
3938
3939 if test "$virtio_blk_data_plane" = "yes" ; then
3940   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
3941 fi
3942
3943 # USB host support
3944 case "$usb" in
3945 linux)
3946   echo "HOST_USB=linux legacy" >> $config_host_mak
3947 ;;
3948 bsd)
3949   echo "HOST_USB=bsd" >> $config_host_mak
3950 ;;
3951 libusb)
3952   if test "$linux" = "yes"; then
3953     echo "HOST_USB=libusb linux legacy" >> $config_host_mak
3954   else
3955     echo "HOST_USB=libusb legacy" >> $config_host_mak
3956   fi
3957 ;;
3958 *)
3959   echo "HOST_USB=stub" >> $config_host_mak
3960 ;;
3961 esac
3962
3963 # TPM passthrough support?
3964 if test "$tpm" = "yes"; then
3965   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
3966   if test "$tpm_passthrough" = "yes"; then
3967     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
3968   fi
3969 fi
3970
3971 # use default implementation for tracing backend-specific routines
3972 trace_default=yes
3973 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
3974 if test "$trace_backend" = "nop"; then
3975   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
3976 fi
3977 if test "$trace_backend" = "simple"; then
3978   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
3979   trace_default=no
3980   # Set the appropriate trace file.
3981   trace_file="\"$trace_file-\" FMT_pid"
3982 fi
3983 if test "$trace_backend" = "stderr"; then
3984   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
3985   trace_default=no
3986 fi
3987 if test "$trace_backend" = "ust"; then
3988   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
3989 fi
3990 if test "$trace_backend" = "dtrace"; then
3991   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
3992   if test "$trace_backend_stap" = "yes" ; then
3993     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
3994   fi
3995 fi
3996 if test "$trace_backend" = "ftrace"; then
3997   if test "$linux" = "yes" ; then
3998     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
3999     trace_default=no
4000   else
4001     feature_not_found "ftrace(trace backend)"
4002   fi
4003 fi
4004 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4005 if test "$trace_default" = "yes"; then
4006   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4007 fi
4008
4009 if test "$tcg_interpreter" = "yes"; then
4010   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4011 elif test "$ARCH" = "sparc64" ; then
4012   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4013 elif test "$ARCH" = "s390x" ; then
4014   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4015 elif test "$ARCH" = "x86_64" ; then
4016   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4017 else
4018   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4019 fi
4020 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4021
4022 echo "TOOLS=$tools" >> $config_host_mak
4023 echo "ROMS=$roms" >> $config_host_mak
4024 echo "MAKE=$make" >> $config_host_mak
4025 echo "INSTALL=$install" >> $config_host_mak
4026 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4027 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4028 if test -n "$libtool"; then
4029   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4030   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4031 else
4032   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4033   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4034 fi
4035 echo "PYTHON=$python" >> $config_host_mak
4036 echo "CC=$cc" >> $config_host_mak
4037 echo "CC_I386=$cc_i386" >> $config_host_mak
4038 echo "HOST_CC=$host_cc" >> $config_host_mak
4039 echo "OBJCC=$objcc" >> $config_host_mak
4040 echo "AR=$ar" >> $config_host_mak
4041 echo "AS=$as" >> $config_host_mak
4042 echo "CPP=$cpp" >> $config_host_mak
4043 echo "OBJCOPY=$objcopy" >> $config_host_mak
4044 echo "LD=$ld" >> $config_host_mak
4045 echo "WINDRES=$windres" >> $config_host_mak
4046 echo "LIBTOOL=$libtool" >> $config_host_mak
4047 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4048 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4049 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4050 if test "$sparse" = "yes" ; then
4051   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4052   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4053   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4054 fi
4055 if test "$cross_prefix" != ""; then
4056   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4057 else
4058   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4059 fi
4060 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4061 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4062 echo "LIBS+=$LIBS" >> $config_host_mak
4063 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4064 echo "EXESUF=$EXESUF" >> $config_host_mak
4065 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4066 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4067 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4068 if test "$gcov" = "yes" ; then
4069   echo "CONFIG_GCOV=y" >> $config_host_mak
4070   echo "GCOV=$gcov_tool" >> $config_host_mak
4071 fi
4072
4073 # generate list of library paths for linker script
4074 $ld --verbose -v 2> /dev/null | grep SEARCH_DIR > ${config_host_ld}
4075
4076 # use included Linux headers
4077 if test "$linux" = "yes" ; then
4078   mkdir -p linux-headers
4079   case "$cpu" in
4080   i386|x86_64)
4081     linux_arch=x86
4082     ;;
4083   ppcemb|ppc|ppc64)
4084     linux_arch=powerpc
4085     ;;
4086   s390x)
4087     linux_arch=s390
4088     ;;
4089   *)
4090     # For most CPUs the kernel architecture name and QEMU CPU name match.
4091     linux_arch="$cpu"
4092     ;;
4093   esac
4094     # For non-KVM architectures we will not have asm headers
4095     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4096       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4097     fi
4098 fi
4099
4100 for target in $target_list; do
4101 target_dir="$target"
4102 config_target_mak=$target_dir/config-target.mak
4103 target_arch2=`echo $target | cut -d '-' -f 1`
4104 target_bigendian="no"
4105
4106 case "$target_arch2" in
4107   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4108   target_bigendian=yes
4109   ;;
4110 esac
4111 target_softmmu="no"
4112 target_user_only="no"
4113 target_linux_user="no"
4114 target_bsd_user="no"
4115 case "$target" in
4116   ${target_arch2}-softmmu)
4117     target_softmmu="yes"
4118     ;;
4119   ${target_arch2}-linux-user)
4120     if test "$linux" != "yes" ; then
4121       error_exit "Target '$target' is only available on a Linux host"
4122     fi
4123     target_user_only="yes"
4124     target_linux_user="yes"
4125     ;;
4126   ${target_arch2}-bsd-user)
4127     if test "$bsd" != "yes" ; then
4128       error_exit "Target '$target' is only available on a BSD host"
4129     fi
4130     target_user_only="yes"
4131     target_bsd_user="yes"
4132     ;;
4133   *)
4134     error_exit "Target '$target' not recognised"
4135     exit 1
4136     ;;
4137 esac
4138
4139 mkdir -p $target_dir
4140 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4141
4142 bflt="no"
4143 target_nptl="no"
4144 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_arch2/g"`
4145 gdb_xml_files=""
4146
4147 TARGET_ARCH="$target_arch2"
4148 TARGET_BASE_ARCH=""
4149 TARGET_ABI_DIR=""
4150
4151 case "$target_arch2" in
4152   i386)
4153   ;;
4154   x86_64)
4155     TARGET_BASE_ARCH=i386
4156   ;;
4157   alpha)
4158     target_nptl="yes"
4159   ;;
4160   arm|armeb)
4161     TARGET_ARCH=arm
4162     bflt="yes"
4163     target_nptl="yes"
4164     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4165   ;;
4166   cris)
4167     target_nptl="yes"
4168   ;;
4169   lm32)
4170   ;;
4171   m68k)
4172     bflt="yes"
4173     gdb_xml_files="cf-core.xml cf-fp.xml"
4174   ;;
4175   microblaze|microblazeel)
4176     TARGET_ARCH=microblaze
4177     bflt="yes"
4178     target_nptl="yes"
4179   ;;
4180   mips|mipsel)
4181     TARGET_ARCH=mips
4182     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4183     target_nptl="yes"
4184   ;;
4185   mipsn32|mipsn32el)
4186     TARGET_ARCH=mips64
4187     TARGET_BASE_ARCH=mips
4188     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4189     echo "TARGET_ABI32=y" >> $config_target_mak
4190   ;;
4191   mips64|mips64el)
4192     TARGET_ARCH=mips64
4193     TARGET_BASE_ARCH=mips
4194     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4195   ;;
4196   moxie)
4197   ;;
4198   or32)
4199     TARGET_ARCH=openrisc
4200     TARGET_BASE_ARCH=openrisc
4201   ;;
4202   ppc)
4203     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4204     target_nptl="yes"
4205   ;;
4206   ppcemb)
4207     TARGET_BASE_ARCH=ppc
4208     TARGET_ABI_DIR=ppc
4209     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4210     target_nptl="yes"
4211   ;;
4212   ppc64)
4213     TARGET_BASE_ARCH=ppc
4214     TARGET_ABI_DIR=ppc
4215     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4216   ;;
4217   ppc64abi32)
4218     TARGET_ARCH=ppc64
4219     TARGET_BASE_ARCH=ppc
4220     TARGET_ABI_DIR=ppc
4221     echo "TARGET_ABI32=y" >> $config_target_mak
4222     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4223   ;;
4224   sh4|sh4eb)
4225     TARGET_ARCH=sh4
4226     bflt="yes"
4227     target_nptl="yes"
4228   ;;
4229   sparc)
4230   ;;
4231   sparc64)
4232     TARGET_BASE_ARCH=sparc
4233   ;;
4234   sparc32plus)
4235     TARGET_ARCH=sparc64
4236     TARGET_BASE_ARCH=sparc
4237     TARGET_ABI_DIR=sparc
4238     echo "TARGET_ABI32=y" >> $config_target_mak
4239   ;;
4240   s390x)
4241     target_nptl="yes"
4242   ;;
4243   unicore32)
4244   ;;
4245   xtensa|xtensaeb)
4246     TARGET_ARCH=xtensa
4247   ;;
4248   *)
4249     error_exit "Unsupported target CPU"
4250   ;;
4251 esac
4252 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4253 if [ "$TARGET_BASE_ARCH" = "" ]; then
4254   TARGET_BASE_ARCH=$TARGET_ARCH
4255 fi
4256
4257 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4258
4259 upper() {
4260     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4261 }
4262
4263 echo "TARGET_ARCH=$TARGET_ARCH" >> $config_target_mak
4264 target_arch_name="`upper $TARGET_ARCH`"
4265 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4266 echo "TARGET_ARCH2=$target_arch2" >> $config_target_mak
4267 echo "TARGET_TYPE=TARGET_TYPE_`upper $target_arch2`" >> $config_target_mak
4268 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4269 if [ "$TARGET_ABI_DIR" = "" ]; then
4270   TARGET_ABI_DIR=$TARGET_ARCH
4271 fi
4272 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4273 case "$target_arch2" in
4274   i386|x86_64)
4275     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4276       echo "CONFIG_XEN=y" >> $config_target_mak
4277       if test "$xen_pci_passthrough" = yes; then
4278         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4279       fi
4280     fi
4281     ;;
4282   *)
4283 esac
4284 case "$target_arch2" in
4285   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4286     # Make sure the target and host cpus are compatible
4287     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4288       \( "$target_arch2" = "$cpu" -o \
4289       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4290       \( "$target_arch2" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4291       \( "$target_arch2" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4292       \( "$target_arch2" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4293       \( "$target_arch2" = "x86_64" -a "$cpu" = "i386"   \) -o \
4294       \( "$target_arch2" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4295       echo "CONFIG_KVM=y" >> $config_target_mak
4296       if test "$vhost_net" = "yes" ; then
4297         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4298       fi
4299     fi
4300 esac
4301 if test "$target_bigendian" = "yes" ; then
4302   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4303 fi
4304 if test "$target_softmmu" = "yes" ; then
4305   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4306   case "$target_arch2" in
4307     i386|x86_64)
4308       echo "CONFIG_HAVE_CORE_DUMP=y" >> $config_target_mak
4309   esac
4310 fi
4311 if test "$target_user_only" = "yes" ; then
4312   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4313   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4314 fi
4315 if test "$target_linux_user" = "yes" ; then
4316   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4317 fi
4318 list=""
4319 if test ! -z "$gdb_xml_files" ; then
4320   for x in $gdb_xml_files; do
4321     list="$list $source_path/gdb-xml/$x"
4322   done
4323   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4324 fi
4325
4326 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4327   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4328 fi
4329 if test "$target_user_only" = "yes" \
4330         -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then
4331   echo "CONFIG_USE_NPTL=y" >> $config_target_mak
4332 fi
4333 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4334   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4335 fi
4336 if test "$target_bsd_user" = "yes" ; then
4337   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4338 fi
4339
4340 # generate QEMU_CFLAGS/LDFLAGS for targets
4341
4342 cflags=""
4343 ldflags=""
4344
4345 for i in $ARCH $TARGET_BASE_ARCH ; do
4346   case "$i" in
4347   alpha)
4348     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4349     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4350   ;;
4351   arm)
4352     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4353     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4354   ;;
4355   cris)
4356     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4357     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4358   ;;
4359   hppa)
4360     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4361     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4362   ;;
4363   i386|x86_64)
4364     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4365     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4366   ;;
4367   ia64*)
4368     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4369     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4370   ;;
4371   lm32)
4372     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4373     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4374   ;;
4375   m68k)
4376     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4377     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4378   ;;
4379   microblaze*)
4380     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4381     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4382   ;;
4383   mips*)
4384     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4385     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4386   ;;
4387   moxie*)
4388     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4389     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4390   ;;
4391   or32)
4392     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4393     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4394   ;;
4395   ppc*)
4396     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4397     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4398   ;;
4399   s390*)
4400     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4401     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4402   ;;
4403   sh4)
4404     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4405     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4406   ;;
4407   sparc*)
4408     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4409     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4410   ;;
4411   xtensa*)
4412     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4413     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4414   ;;
4415   esac
4416 done
4417 if test "$tcg_interpreter" = "yes" ; then
4418   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4419   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4420 fi
4421
4422 case "$ARCH" in
4423 alpha)
4424   # Ensure there's only a single GP
4425   cflags="-msmall-data $cflags"
4426 ;;
4427 esac
4428
4429 if test "$gprof" = "yes" ; then
4430   echo "TARGET_GPROF=yes" >> $config_target_mak
4431   if test "$target_linux_user" = "yes" ; then
4432     cflags="-p $cflags"
4433     ldflags="-p $ldflags"
4434   fi
4435   if test "$target_softmmu" = "yes" ; then
4436     ldflags="-p $ldflags"
4437     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4438   fi
4439 fi
4440
4441 if test "$ARCH" = "tci"; then
4442   linker_script=""
4443 else
4444   linker_script="-Wl,-T../config-host.ld -Wl,-T,\$(SRC_PATH)/ldscripts/\$(ARCH).ld"
4445 fi
4446
4447 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4448   case "$ARCH" in
4449   alpha | s390x)
4450     # The default placement of the application is fine.
4451     ;;
4452   *)
4453     ldflags="$linker_script $ldflags"
4454     ;;
4455   esac
4456 fi
4457
4458 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4459 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4460
4461 done # for target in $targets
4462
4463 if [ "$pixman" = "internal" ]; then
4464   echo "config-host.h: subdir-pixman" >> $config_host_mak
4465 fi
4466
4467 if [ "$dtc_internal" = "yes" ]; then
4468   echo "config-host.h: subdir-dtc" >> $config_host_mak
4469 fi
4470
4471 # build tree in object directory in case the source is not in the current directory
4472 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos"
4473 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4474 DIRS="$DIRS roms/seabios roms/vgabios"
4475 DIRS="$DIRS qapi-generated"
4476 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4477 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4478 FILES="$FILES tests/tcg/lm32/Makefile po/Makefile"
4479 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4480 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4481 FILES="$FILES pc-bios/s390-ccw/Makefile"
4482 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4483 FILES="$FILES pc-bios/qemu-icon.bmp"
4484 for bios_file in \
4485     $source_path/pc-bios/*.bin \
4486     $source_path/pc-bios/*.aml \
4487     $source_path/pc-bios/*.rom \
4488     $source_path/pc-bios/*.dtb \
4489     $source_path/pc-bios/*.img \
4490     $source_path/pc-bios/openbios-* \
4491     $source_path/pc-bios/palcode-*
4492 do
4493     FILES="$FILES pc-bios/`basename $bios_file`"
4494 done
4495 mkdir -p $DIRS
4496 for f in $FILES ; do
4497     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4498         symlink "$source_path/$f" "$f"
4499     fi
4500 done
4501
4502 # temporary config to build submodules
4503 for rom in seabios vgabios ; do
4504     config_mak=roms/$rom/config.mak
4505     echo "# Automatically generated by configure - do not modify" > $config_mak
4506     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4507     echo "AS=$as" >> $config_mak
4508     echo "CC=$cc" >> $config_mak
4509     echo "BCC=bcc" >> $config_mak
4510     echo "CPP=$cpp" >> $config_mak
4511     echo "OBJCOPY=objcopy" >> $config_mak
4512     echo "IASL=iasl" >> $config_mak
4513     echo "LD=$ld" >> $config_mak
4514 done
4515
4516 if test "$docs" = "yes" ; then
4517   mkdir -p QMP
4518 fi