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 __aarch64__ ; then
 390   cpu="aarch64"
 391 elif check_define __hppa__ ; then
 392   cpu="hppa"
 393 else
 394   cpu=`uname -m`
 395 fi
 396
 397 ARCH=
 398 # Normalise host CPU name and set ARCH.
 399 # Note that this case should only have supported host CPUs, not guests.
 400 case "$cpu" in
 401   ia64|ppc|ppc64|s390|s390x|sparc64)
 402     cpu="$cpu"
 403   ;;
 404   i386|i486|i586|i686|i86pc|BePC)
 405     cpu="i386"
 406   ;;
 407   x86_64|amd64)
 408     cpu="x86_64"
 409   ;;
 410   armv*b|armv*l|arm)
 411     cpu="arm"
 412   ;;
 413   aarch64)
 414     cpu="aarch64"
 415   ;;
 416   hppa|parisc|parisc64)
 417     cpu="hppa"
 418   ;;
 419   mips*)
 420     cpu="mips"
 421   ;;
 422   sparc|sun4[cdmuv])
 423     cpu="sparc"
 424   ;;
 425   *)
 426     # This will result in either an error or falling back to TCI later
 427     ARCH=unknown
 428   ;;
 429 esac
 430 if test -z "$ARCH"; then
 431   ARCH="$cpu"
 432 fi
 433
 434 # OS specific
 435
 436 case $targetos in
 437 CYGWIN*)
 438   mingw32="yes"
 439   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
 440   audio_possible_drivers="winwave sdl"
 441   audio_drv_list="winwave"
 442 ;;
 443 MINGW32*)
 444   mingw32="yes"
 445   audio_possible_drivers="winwave dsound sdl fmod"
 446   audio_drv_list="winwave"
 447 ;;
 448 GNU/kFreeBSD)
 449   bsd="yes"
 450   audio_drv_list="oss"
 451   audio_possible_drivers="oss sdl esd pa"
 452 ;;
 453 FreeBSD)
 454   bsd="yes"
 455   make="${MAKE-gmake}"
 456   audio_drv_list="oss"
 457   audio_possible_drivers="oss sdl esd pa"
 458   # needed for kinfo_getvmmap(3) in libutil.h
 459   LIBS="-lutil $LIBS"
 460 ;;
 461 DragonFly)
 462   bsd="yes"
 463   make="${MAKE-gmake}"
 464   audio_drv_list="oss"
 465   audio_possible_drivers="oss sdl esd pa"
 466 ;;
 467 NetBSD)
 468   bsd="yes"
 469   make="${MAKE-gmake}"
 470   audio_drv_list="oss"
 471   audio_possible_drivers="oss sdl esd"
 472   oss_lib="-lossaudio"
 473 ;;
 474 OpenBSD)
 475   bsd="yes"
 476   make="${MAKE-gmake}"
 477   audio_drv_list="sdl"
 478   audio_possible_drivers="sdl esd"
 479 ;;
 480 Darwin)
 481   bsd="yes"
 482   darwin="yes"
 483   if [ "$cpu" = "x86_64" ] ; then
 484     QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
 485     LDFLAGS="-arch x86_64 $LDFLAGS"
 486   else
 487     QEMU_CFLAGS="-mdynamic-no-pic $QEMU_CFLAGS"
 488   fi
 489   cocoa="yes"
 490   audio_drv_list="coreaudio"
 491   audio_possible_drivers="coreaudio sdl fmod"
 492   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
 493   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
 494   # Disable attempts to use ObjectiveC features in os/object.h since they
 495   # won't work when we're compiling with gcc as a C compiler.
 496   QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
 497 ;;
 498 SunOS)
 499   solaris="yes"
 500   make="${MAKE-gmake}"
 501   install="${INSTALL-ginstall}"
 502   ld="gld"
 503   smbd="${SMBD-/usr/sfw/sbin/smbd}"
 504   needs_libsunmath="no"
 505   solarisrev=`uname -r | cut -f2 -d.`
 506   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 507     if test "$solarisrev" -le 9 ; then
 508       if test -f /opt/SUNWspro/prod/lib/libsunmath.so.1; then
 509         needs_libsunmath="yes"
 510         QEMU_CFLAGS="-I/opt/SUNWspro/prod/include/cc $QEMU_CFLAGS"
 511         LDFLAGS="-L/opt/SUNWspro/prod/lib -R/opt/SUNWspro/prod/lib $LDFLAGS"
 512         LIBS="-lsunmath $LIBS"
 513       else
 514         error_exit "QEMU will not link correctly on Solaris 8/X86 or 9/x86 without" \
 515             "libsunmath from the Sun Studio compilers tools, due to a lack of" \
 516             "C99 math features in libm.so in Solaris 8/x86 and Solaris 9/x86" \
 517             "Studio 11 can be downloaded from www.sun.com."
 518       fi
 519     fi
 520   fi
 521   if test -f /usr/include/sys/soundcard.h ; then
 522     audio_drv_list="oss"
 523   fi
 524   audio_possible_drivers="oss sdl"
 525 # needed for CMSG_ macros in sys/socket.h
 526   QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
 527 # needed for TIOCWIN* defines in termios.h
 528   QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
 529   QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
 530   solarisnetlibs="-lsocket -lnsl -lresolv"
 531   LIBS="$solarisnetlibs $LIBS"
 532   libs_qga="$solarisnetlibs $libs_qga"
 533 ;;
 534 AIX)
 535   aix="yes"
 536   make="${MAKE-gmake}"
 537 ;;
 538 Haiku)
 539   haiku="yes"
 540   QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
 541   LIBS="-lposix_error_mapper -lnetwork $LIBS"
 542 ;;
 543 *)
 544   audio_drv_list="oss"
 545   audio_possible_drivers="oss alsa sdl esd pa"
 546   linux="yes"
 547   linux_user="yes"
 548   usb="linux"
 549   kvm="yes"
 550   vhost_net="yes"
 551   vhost_scsi="yes"
 552   if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
 553     audio_possible_drivers="$audio_possible_drivers fmod"
 554   fi
 555   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 556 ;;
 557 esac
 558
 559 if [ "$bsd" = "yes" ] ; then
 560   if [ "$darwin" != "yes" ] ; then
 561     if [ "$targetos" != "FreeBSD" ]; then
 562       usb="bsd"
 563     fi
 564     bsd_user="yes"
 565   fi
 566 fi
 567
 568 : ${make=${MAKE-make}}
 569 : ${install=${INSTALL-install}}
 570 : ${python=${PYTHON-python}}
 571 : ${smbd=${SMBD-/usr/sbin/smbd}}
 572
 573 # Default objcc to clang if available, otherwise use CC
 574 if has clang; then
 575   objcc=clang
 576 else
 577   objcc="$cc"
 578 fi
 579
 580 if test "$mingw32" = "yes" ; then
 581   EXESUF=".exe"
 582   QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
 583   # enable C99/POSIX format strings (needs mingw32-runtime 3.15 or later)
 584   QEMU_CFLAGS="-D__USE_MINGW_ANSI_STDIO=1 $QEMU_CFLAGS"
 585   LIBS="-lwinmm -lws2_32 -liphlpapi $LIBS"
 586 cat > $TMPC << EOF
 587 int main(void) { return 0; }
 588 EOF
 589   if compile_prog "" "-liberty" ; then
 590     LIBS="-liberty $LIBS"
 591   fi
 592   prefix="c:/Program Files/QEMU"
 593   mandir="\${prefix}"
 594   datadir="\${prefix}"
 595   qemu_docdir="\${prefix}"
 596   bindir="\${prefix}"
 597   sysconfdir="\${prefix}"
 598   local_statedir=
 599   confsuffix=""
 600   libs_qga="-lws2_32 -lwinmm -lpowrprof $libs_qga"
 601 fi
 602
 603 werror=""
 604
 605 for opt do
 606   optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'`
 607   case "$opt" in
 608   --help|-h) show_help=yes
 609   ;;
 610   --version|-V) exec cat $source_path/VERSION
 611   ;;
 612   --prefix=*) prefix="$optarg"
 613   ;;
 614   --interp-prefix=*) interp_prefix="$optarg"
 615   ;;
 616   --source-path=*)
 617   ;;
 618   --cross-prefix=*)
 619   ;;
 620   --cc=*)
 621   ;;
 622   --host-cc=*) host_cc="$optarg"
 623   ;;
 624   --objcc=*) objcc="$optarg"
 625   ;;
 626   --make=*) make="$optarg"
 627   ;;
 628   --install=*) install="$optarg"
 629   ;;
 630   --python=*) python="$optarg"
 631   ;;
 632   --gcov=*) gcov_tool="$optarg"
 633   ;;
 634   --smbd=*) smbd="$optarg"
 635   ;;
 636   --extra-cflags=*)
 637   ;;
 638   --extra-ldflags=*)
 639   ;;
 640   --enable-debug-info)
 641   ;;
 642   --disable-debug-info)
 643   ;;
 644   --cpu=*)
 645   ;;
 646   --target-list=*) target_list="$optarg"
 647   ;;
 648   --enable-trace-backend=*) trace_backend="$optarg"
 649   ;;
 650   --with-trace-file=*) trace_file="$optarg"
 651   ;;
 652   --enable-gprof) gprof="yes"
 653   ;;
 654   --enable-gcov) gcov="yes"
 655   ;;
 656   --static)
 657     static="yes"
 658     LDFLAGS="-static $LDFLAGS"
 659     QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
 660   ;;
 661   --mandir=*) mandir="$optarg"
 662   ;;
 663   --bindir=*) bindir="$optarg"
 664   ;;
 665   --libdir=*) libdir="$optarg"
 666   ;;
 667   --libexecdir=*) libexecdir="$optarg"
 668   ;;
 669   --includedir=*) includedir="$optarg"
 670   ;;
 671   --datadir=*) datadir="$optarg"
 672   ;;
 673   --with-confsuffix=*) confsuffix="$optarg"
 674   ;;
 675   --docdir=*) qemu_docdir="$optarg"
 676   ;;
 677   --sysconfdir=*) sysconfdir="$optarg"
 678   ;;
 679   --localstatedir=*) local_statedir="$optarg"
 680   ;;
 681   --sbindir=*|--sharedstatedir=*|\
 682   --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
 683   --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
 684     # These switches are silently ignored, for compatibility with
 685     # autoconf-generated configure scripts. This allows QEMU's
 686     # configure to be used by RPM and similar macros that set
 687     # lots of directory switches by default.
 688   ;;
 689   --with-system-pixman) pixman="system"
 690   ;;
 691   --without-system-pixman) pixman="internal"
 692   ;;
 693   --without-pixman) pixman="none"
 694   ;;
 695   --disable-sdl) sdl="no"
 696   ;;
 697   --enable-sdl) sdl="yes"
 698   ;;
 699   --disable-qom-cast-debug) qom_cast_debug="no"
 700   ;;
 701   --enable-qom-cast-debug) qom_cast_debug="yes"
 702   ;;
 703   --disable-virtfs) virtfs="no"
 704   ;;
 705   --enable-virtfs) virtfs="yes"
 706   ;;
 707   --disable-vnc) vnc="no"
 708   ;;
 709   --enable-vnc) vnc="yes"
 710   ;;
 711   --fmod-lib=*) fmod_lib="$optarg"
 712   ;;
 713   --fmod-inc=*) fmod_inc="$optarg"
 714   ;;
 715   --oss-lib=*) oss_lib="$optarg"
 716   ;;
 717   --audio-drv-list=*) audio_drv_list="$optarg"
 718   ;;
 719   --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 720   ;;
 721   --block-drv-ro-whitelist=*) block_drv_ro_whitelist=`echo "$optarg" | sed -e 's/,/ /g'`
 722   ;;
 723   --enable-debug-tcg) debug_tcg="yes"
 724   ;;
 725   --disable-debug-tcg) debug_tcg="no"
 726   ;;
 727   --enable-debug)
 728       # Enable debugging options that aren't excessively noisy
 729       debug_tcg="yes"
 730       debug="yes"
 731       strip_opt="no"
 732   ;;
 733   --enable-sparse) sparse="yes"
 734   ;;
 735   --disable-sparse) sparse="no"
 736   ;;
 737   --disable-strip) strip_opt="no"
 738   ;;
 739   --disable-vnc-tls) vnc_tls="no"
 740   ;;
 741   --enable-vnc-tls) vnc_tls="yes"
 742   ;;
 743   --disable-vnc-sasl) vnc_sasl="no"
 744   ;;
 745   --enable-vnc-sasl) vnc_sasl="yes"
 746   ;;
 747   --disable-vnc-jpeg) vnc_jpeg="no"
 748   ;;
 749   --enable-vnc-jpeg) vnc_jpeg="yes"
 750   ;;
 751   --disable-vnc-png) vnc_png="no"
 752   ;;
 753   --enable-vnc-png) vnc_png="yes"
 754   ;;
 755   --disable-vnc-ws) vnc_ws="no"
 756   ;;
 757   --enable-vnc-ws) vnc_ws="yes"
 758   ;;
 759   --disable-slirp) slirp="no"
 760   ;;
 761   --disable-uuid) uuid="no"
 762   ;;
 763   --enable-uuid) uuid="yes"
 764   ;;
 765   --disable-vde) vde="no"
 766   ;;
 767   --enable-vde) vde="yes"
 768   ;;
 769   --disable-xen) xen="no"
 770   ;;
 771   --enable-xen) xen="yes"
 772   ;;
 773   --disable-xen-pci-passthrough) xen_pci_passthrough="no"
 774   ;;
 775   --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
 776   ;;
 777   --disable-brlapi) brlapi="no"
 778   ;;
 779   --enable-brlapi) brlapi="yes"
 780   ;;
 781   --disable-bluez) bluez="no"
 782   ;;
 783   --enable-bluez) bluez="yes"
 784   ;;
 785   --disable-kvm) kvm="no"
 786   ;;
 787   --enable-kvm) kvm="yes"
 788   ;;
 789   --disable-tcg-interpreter) tcg_interpreter="no"
 790   ;;
 791   --enable-tcg-interpreter) tcg_interpreter="yes"
 792   ;;
 793   --disable-cap-ng)  cap_ng="no"
 794   ;;
 795   --enable-cap-ng) cap_ng="yes"
 796   ;;
 797   --disable-spice) spice="no"
 798   ;;
 799   --enable-spice) spice="yes"
 800   ;;
 801   --disable-libiscsi) libiscsi="no"
 802   ;;
 803   --enable-libiscsi) libiscsi="yes"
 804   ;;
 805   --enable-profiler) profiler="yes"
 806   ;;
 807   --disable-cocoa) cocoa="no"
 808   ;;
 809   --enable-cocoa)
 810       cocoa="yes" ;
 811       sdl="no" ;
 812       audio_drv_list="coreaudio `echo $audio_drv_list | sed s,coreaudio,,g`"
 813   ;;
 814   --disable-system) softmmu="no"
 815   ;;
 816   --enable-system) softmmu="yes"
 817   ;;
 818   --disable-user)
 819       linux_user="no" ;
 820       bsd_user="no" ;
 821   ;;
 822   --enable-user) ;;
 823   --disable-linux-user) linux_user="no"
 824   ;;
 825   --enable-linux-user) linux_user="yes"
 826   ;;
 827   --disable-bsd-user) bsd_user="no"
 828   ;;
 829   --enable-bsd-user) bsd_user="yes"
 830   ;;
 831   --enable-guest-base) guest_base="yes"
 832   ;;
 833   --disable-guest-base) guest_base="no"
 834   ;;
 835   --enable-pie) pie="yes"
 836   ;;
 837   --disable-pie) pie="no"
 838   ;;
 839   --enable-uname-release=*) uname_release="$optarg"
 840   ;;
 841   --enable-werror) werror="yes"
 842   ;;
 843   --disable-werror) werror="no"
 844   ;;
 845   --disable-curses) curses="no"
 846   ;;
 847   --enable-curses) curses="yes"
 848   ;;
 849   --disable-curl) curl="no"
 850   ;;
 851   --enable-curl) curl="yes"
 852   ;;
 853   --disable-fdt) fdt="no"
 854   ;;
 855   --enable-fdt) fdt="yes"
 856   ;;
 857   --disable-nptl) nptl="no"
 858   ;;
 859   --enable-nptl) nptl="yes"
 860   ;;
 861   --enable-mixemu) mixemu="yes"
 862   ;;
 863   --disable-linux-aio) linux_aio="no"
 864   ;;
 865   --enable-linux-aio) linux_aio="yes"
 866   ;;
 867   --disable-attr) attr="no"
 868   ;;
 869   --enable-attr) attr="yes"
 870   ;;
 871   --disable-blobs) blobs="no"
 872   ;;
 873   --with-pkgversion=*) pkgversion=" ($optarg)"
 874   ;;
 875   --with-coroutine=*) coroutine="$optarg"
 876   ;;
 877   --disable-docs) docs="no"
 878   ;;
 879   --enable-docs) docs="yes"
 880   ;;
 881   --disable-vhost-net) vhost_net="no"
 882   ;;
 883   --enable-vhost-net) vhost_net="yes"
 884   ;;
 885   --disable-vhost-scsi) vhost_scsi="no"
 886   ;;
 887   --enable-vhost-scsi) vhost_scsi="yes"
 888   ;;
 889   --disable-glx) glx="no"
 890   ;;
 891   --enable-glx) glx="yes"
 892   ;;
 893   --disable-rbd) rbd="no"
 894   ;;
 895   --enable-rbd) rbd="yes"
 896   ;;
 897   --disable-xfsctl) xfs="no"
 898   ;;
 899   --enable-xfsctl) xfs="yes"
 900   ;;
 901   --disable-smartcard-nss) smartcard_nss="no"
 902   ;;
 903   --enable-smartcard-nss) smartcard_nss="yes"
 904   ;;
 905   --disable-libusb) libusb="no"
 906   ;;
 907   --enable-libusb) libusb="yes"
 908   ;;
 909   --disable-usb-redir) usb_redir="no"
 910   ;;
 911   --enable-usb-redir) usb_redir="yes"
 912   ;;
 913   --disable-zlib-test) zlib="no"
 914   ;;
 915   --enable-guest-agent) guest_agent="yes"
 916   ;;
 917   --disable-guest-agent) guest_agent="no"
 918   ;;
 919   --enable-tools) want_tools="yes"
 920   ;;
 921   --disable-tools) want_tools="no"
 922   ;;
 923   --enable-seccomp) seccomp="yes"
 924   ;;
 925   --disable-seccomp) seccomp="no"
 926   ;;
 927   --disable-glusterfs) glusterfs="no"
 928   ;;
 929   --enable-glusterfs) glusterfs="yes"
 930   ;;
 931   --disable-virtio-blk-data-plane) virtio_blk_data_plane="no"
 932   ;;
 933   --enable-virtio-blk-data-plane) virtio_blk_data_plane="yes"
 934   ;;
 935   --disable-gtk) gtk="no"
 936   ;;
 937   --enable-gtk) gtk="yes"
 938   ;;
 939   --with-gtkabi=*) gtkabi="$optarg"
 940   ;;
 941   --enable-tpm) tpm="yes"
 942   ;;
 943   --disable-libssh2) libssh2="no"
 944   ;;
 945   --enable-libssh2) libssh2="yes"
 946   ;;
 947   *) echo "ERROR: unknown option $opt"; show_help="yes"
 948   ;;
 949   esac
 950 done
 951
 952 case "$cpu" in
 953     sparc)
 954            LDFLAGS="-m32 $LDFLAGS"
 955            CPU_CFLAGS="-m32 -mcpu=ultrasparc"
 956            ;;
 957     sparc64)
 958            LDFLAGS="-m64 $LDFLAGS"
 959            CPU_CFLAGS="-m64 -mcpu=ultrasparc"
 960            ;;
 961     s390)
 962            CPU_CFLAGS="-m31 -march=z990"
 963            LDFLAGS="-m31 $LDFLAGS"
 964            ;;
 965     s390x)
 966            CPU_CFLAGS="-m64 -march=z990"
 967            LDFLAGS="-m64 $LDFLAGS"
 968            ;;
 969     i386)
 970            CPU_CFLAGS="-m32"
 971            LDFLAGS="-m32 $LDFLAGS"
 972            cc_i386='$(CC) -m32'
 973            ;;
 974     x86_64)
 975            CPU_CFLAGS="-m64"
 976            LDFLAGS="-m64 $LDFLAGS"
 977            cc_i386='$(CC) -m32'
 978            ;;
 979     # No special flags required for other host CPUs
 980 esac
 981
 982 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
 983 EXTRA_CFLAGS="$CPU_CFLAGS $EXTRA_CFLAGS"
 984
 985 default_target_list=""
 986
 987 mak_wilds=""
 988
 989 if [ "$softmmu" = "yes" ]; then
 990     mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
 991 fi
 992 if [ "$linux_user" = "yes" ]; then
 993     mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
 994 fi
 995 if [ "$bsd_user" = "yes" ]; then
 996     mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
 997 fi
 998
 999 for config in $mak_wilds; do
1000     default_target_list="${default_target_list} $(basename "$config" .mak)"
1001 done
1002
1003 if test x"$show_help" = x"yes" ; then
1004 cat << EOF
1005
1006 Usage: configure [options]
1007 Options: [defaults in brackets after descriptions]
1008
1009 EOF
1010 echo "Standard options:"
1011 echo "  --help                   print this message"
1012 echo "  --prefix=PREFIX          install in PREFIX [$prefix]"
1013 echo "  --interp-prefix=PREFIX   where to find shared libraries, etc."
1014 echo "                           use %M for cpu name [$interp_prefix]"
1015 echo "  --target-list=LIST       set target list (default: build everything)"
1016 echo "Available targets: $default_target_list" | \
1017     fold -s -w 53 | sed -e 's/^/                           /'
1018 echo ""
1019 echo "Advanced options (experts only):"
1020 echo "  --source-path=PATH       path of source code [$source_path]"
1021 echo "  --cross-prefix=PREFIX    use PREFIX for compile tools [$cross_prefix]"
1022 echo "  --cc=CC                  use C compiler CC [$cc]"
1023 echo "  --host-cc=CC             use C compiler CC [$host_cc] for code run at"
1024 echo "                           build time"
1025 echo "  --objcc=OBJCC            use Objective-C compiler OBJCC [$objcc]"
1026 echo "  --extra-cflags=CFLAGS    append extra C compiler flags QEMU_CFLAGS"
1027 echo "  --extra-ldflags=LDFLAGS  append extra linker flags LDFLAGS"
1028 echo "  --make=MAKE              use specified make [$make]"
1029 echo "  --install=INSTALL        use specified install [$install]"
1030 echo "  --python=PYTHON          use specified python [$python]"
1031 echo "  --smbd=SMBD              use specified smbd [$smbd]"
1032 echo "  --static                 enable static build [$static]"
1033 echo "  --mandir=PATH            install man pages in PATH"
1034 echo "  --datadir=PATH           install firmware in PATH$confsuffix"
1035 echo "  --docdir=PATH            install documentation in PATH$confsuffix"
1036 echo "  --bindir=PATH            install binaries in PATH"
1037 echo "  --libdir=PATH            install libraries in PATH"
1038 echo "  --sysconfdir=PATH        install config in PATH$confsuffix"
1039 echo "  --localstatedir=PATH     install local state in PATH (set at runtime on win32)"
1040 echo "  --with-confsuffix=SUFFIX suffix for QEMU data inside datadir and sysconfdir [$confsuffix]"
1041 echo "  --enable-debug-tcg       enable TCG debugging"
1042 echo "  --disable-debug-tcg      disable TCG debugging (default)"
1043 echo "  --enable-debug-info       enable debugging information (default)"
1044 echo "  --disable-debug-info      disable debugging information"
1045 echo "  --enable-debug           enable common debug build options"
1046 echo "  --enable-sparse          enable sparse checker"
1047 echo "  --disable-sparse         disable sparse checker (default)"
1048 echo "  --disable-strip          disable stripping binaries"
1049 echo "  --disable-werror         disable compilation abort on warning"
1050 echo "  --disable-sdl            disable SDL"
1051 echo "  --enable-sdl             enable SDL"
1052 echo "  --disable-gtk            disable gtk UI"
1053 echo "  --enable-gtk             enable gtk UI"
1054 echo "  --disable-virtfs         disable VirtFS"
1055 echo "  --enable-virtfs          enable VirtFS"
1056 echo "  --disable-vnc            disable VNC"
1057 echo "  --enable-vnc             enable VNC"
1058 echo "  --disable-cocoa          disable Cocoa (Mac OS X only)"
1059 echo "  --enable-cocoa           enable Cocoa (default on Mac OS X)"
1060 echo "  --audio-drv-list=LIST    set audio drivers list:"
1061 echo "                           Available drivers: $audio_possible_drivers"
1062 echo "  --block-drv-whitelist=L  Same as --block-drv-rw-whitelist=L"
1063 echo "  --block-drv-rw-whitelist=L"
1064 echo "                           set block driver read-write whitelist"
1065 echo "                           (affects only QEMU, not qemu-img)"
1066 echo "  --block-drv-ro-whitelist=L"
1067 echo "                           set block driver read-only whitelist"
1068 echo "                           (affects only QEMU, not qemu-img)"
1069 echo "  --enable-mixemu          enable mixer emulation"
1070 echo "  --disable-xen            disable xen backend driver support"
1071 echo "  --enable-xen             enable xen backend driver support"
1072 echo "  --disable-xen-pci-passthrough"
1073 echo "  --enable-xen-pci-passthrough"
1074 echo "  --disable-brlapi         disable BrlAPI"
1075 echo "  --enable-brlapi          enable BrlAPI"
1076 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"
1077 echo "  --enable-vnc-tls         enable TLS encryption for VNC server"
1078 echo "  --disable-vnc-sasl       disable SASL encryption for VNC server"
1079 echo "  --enable-vnc-sasl        enable SASL encryption for VNC server"
1080 echo "  --disable-vnc-jpeg       disable JPEG lossy compression for VNC server"
1081 echo "  --enable-vnc-jpeg        enable JPEG lossy compression for VNC server"
1082 echo "  --disable-vnc-png        disable PNG compression for VNC server (default)"
1083 echo "  --enable-vnc-png         enable PNG compression for VNC server"
1084 echo "  --disable-vnc-ws         disable Websockets support for VNC server"
1085 echo "  --enable-vnc-ws          enable Websockets support for VNC server"
1086 echo "  --disable-curses         disable curses output"
1087 echo "  --enable-curses          enable curses output"
1088 echo "  --disable-curl           disable curl connectivity"
1089 echo "  --enable-curl            enable curl connectivity"
1090 echo "  --disable-fdt            disable fdt device tree"
1091 echo "  --enable-fdt             enable fdt device tree"
1092 echo "  --disable-bluez          disable bluez stack connectivity"
1093 echo "  --enable-bluez           enable bluez stack connectivity"
1094 echo "  --disable-slirp          disable SLIRP userspace network connectivity"
1095 echo "  --disable-kvm            disable KVM acceleration support"
1096 echo "  --enable-kvm             enable KVM acceleration support"
1097 echo "  --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)"
1098 echo "  --disable-nptl           disable usermode NPTL support"
1099 echo "  --enable-nptl            enable usermode NPTL support"
1100 echo "  --enable-system          enable all system emulation targets"
1101 echo "  --disable-system         disable all system emulation targets"
1102 echo "  --enable-user            enable supported user emulation targets"
1103 echo "  --disable-user           disable all user emulation targets"
1104 echo "  --enable-linux-user      enable all linux usermode emulation targets"
1105 echo "  --disable-linux-user     disable all linux usermode emulation targets"
1106 echo "  --enable-bsd-user        enable all BSD usermode emulation targets"
1107 echo "  --disable-bsd-user       disable all BSD usermode emulation targets"
1108 echo "  --enable-guest-base      enable GUEST_BASE support for usermode"
1109 echo "                           emulation targets"
1110 echo "  --disable-guest-base     disable GUEST_BASE support"
1111 echo "  --enable-pie             build Position Independent Executables"
1112 echo "  --disable-pie            do not build Position Independent Executables"
1113 echo "  --fmod-lib               path to FMOD library"
1114 echo "  --fmod-inc               path to FMOD includes"
1115 echo "  --oss-lib                path to OSS library"
1116 echo "  --enable-uname-release=R Return R for uname -r in usermode emulation"
1117 echo "  --cpu=CPU                Build for host CPU [$cpu]"
1118 echo "  --disable-uuid           disable uuid support"
1119 echo "  --enable-uuid            enable uuid support"
1120 echo "  --disable-vde            disable support for vde network"
1121 echo "  --enable-vde             enable support for vde network"
1122 echo "  --disable-linux-aio      disable Linux AIO support"
1123 echo "  --enable-linux-aio       enable Linux AIO support"
1124 echo "  --disable-cap-ng         disable libcap-ng support"
1125 echo "  --enable-cap-ng          enable libcap-ng support"
1126 echo "  --disable-attr           disables attr and xattr support"
1127 echo "  --enable-attr            enable attr and xattr support"
1128 echo "  --disable-blobs          disable installing provided firmware blobs"
1129 echo "  --enable-docs            enable documentation build"
1130 echo "  --disable-docs           disable documentation build"
1131 echo "  --disable-vhost-net      disable vhost-net acceleration support"
1132 echo "  --enable-vhost-net       enable vhost-net acceleration support"
1133 echo "  --enable-trace-backend=B Set trace backend"
1134 echo "                           Available backends:" $($python "$source_path"/scripts/tracetool.py --list-backends)
1135 echo "  --with-trace-file=NAME   Full PATH,NAME of file to store traces"
1136 echo "                           Default:trace-<pid>"
1137 echo "  --disable-spice          disable spice"
1138 echo "  --enable-spice           enable spice"
1139 echo "  --enable-rbd             enable building the rados block device (rbd)"
1140 echo "  --disable-libiscsi       disable iscsi support"
1141 echo "  --enable-libiscsi        enable iscsi support"
1142 echo "  --disable-smartcard-nss  disable smartcard nss support"
1143 echo "  --enable-smartcard-nss   enable smartcard nss support"
1144 echo "  --disable-libusb         disable libusb (for usb passthrough)"
1145 echo "  --enable-libusb          enable libusb (for usb passthrough)"
1146 echo "  --disable-usb-redir      disable usb network redirection support"
1147 echo "  --enable-usb-redir       enable usb network redirection support"
1148 echo "  --disable-guest-agent    disable building of the QEMU Guest Agent"
1149 echo "  --enable-guest-agent     enable building of the QEMU Guest Agent"
1150 echo "  --disable-seccomp        disable seccomp support"
1151 echo "  --enable-seccomp         enables seccomp support"
1152 echo "  --with-coroutine=BACKEND coroutine backend. Supported options:"
1153 echo "                           gthread, ucontext, sigaltstack, windows"
1154 echo "  --enable-glusterfs       enable GlusterFS backend"
1155 echo "  --disable-glusterfs      disable GlusterFS backend"
1156 echo "  --enable-gcov            enable test coverage analysis with gcov"
1157 echo "  --gcov=GCOV              use specified gcov [$gcov_tool]"
1158 echo "  --enable-tpm             enable TPM support"
1159 echo "  --disable-libssh2        disable ssh block device support"
1160 echo "  --enable-libssh2         enable ssh block device support"
1161 echo ""
1162 echo "NOTE: The object files are built at the place where configure is launched"
1163 exit 1
1164 fi
1165
1166 # Now we have handled --enable-tcg-interpreter and know we're not just
1167 # printing the help message, bail out if the host CPU isn't supported.
1168 if test "$ARCH" = "unknown"; then
1169     if test "$tcg_interpreter" = "yes" ; then
1170         echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1171         ARCH=tci
1172     else
1173         error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1174     fi
1175 fi
1176
1177 # check that the C compiler works.
1178 cat > $TMPC <<EOF
1179 int main(void) { return 0; }
1180 EOF
1181
1182 if compile_object ; then
1183   : C compiler works ok
1184 else
1185     error_exit "\"$cc\" either does not exist or does not work"
1186 fi
1187
1188 # Consult white-list to determine whether to enable werror
1189 # by default.  Only enable by default for git builds
1190 z_version=`cut -f3 -d. $source_path/VERSION`
1191
1192 if test -z "$werror" ; then
1193     if test -d "$source_path/.git" -a \
1194         "$linux" = "yes" ; then
1195         werror="yes"
1196     else
1197         werror="no"
1198     fi
1199 fi
1200
1201 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1202 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1203 gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1204 gcc_flags="-Wendif-labels $gcc_flags"
1205 gcc_flags="-Wno-initializer-overrides $gcc_flags"
1206 # Note that we do not add -Werror to gcc_flags here, because that would
1207 # enable it for all configure tests. If a configure test failed due
1208 # to -Werror this would just silently disable some features,
1209 # so it's too error prone.
1210 cat > $TMPC << EOF
1211 int main(void) { return 0; }
1212 EOF
1213 for flag in $gcc_flags; do
1214     # Use the positive sense of the flag when testing for -Wno-wombat
1215     # support (gcc will happily accept the -Wno- form of unknown
1216     # warning options).
1217     optflag="$(echo $flag | sed -e 's/^-Wno-/-W/')"
1218     if compile_prog "-Werror $optflag" "" ; then
1219         QEMU_CFLAGS="$QEMU_CFLAGS $flag"
1220     fi
1221 done
1222
1223 if compile_prog "-Werror -fstack-protector-all" "" ; then
1224     QEMU_CFLAGS="$QEMU_CFLAGS -fstack-protector-all"
1225     LIBTOOLFLAGS="$LIBTOOLFLAGS -Wc,-fstack-protector-all"
1226 fi
1227
1228 # Workaround for http://gcc.gnu.org/PR55489.  Happens with -fPIE/-fPIC and
1229 # large functions that use global variables.  The bug is in all releases of
1230 # GCC, but it became particularly acute in 4.6.x and 4.7.x.  It is fixed in
1231 # 4.7.3 and 4.8.0.  We should be able to delete this at the end of 2013.
1232 cat > $TMPC << EOF
1233 #if __GNUC__ == 4 && (__GNUC_MINOR__ == 6 || (__GNUC_MINOR__ == 7 && __GNUC_PATCHLEVEL__ <= 2))
1234 int main(void) { return 0; }
1235 #else
1236 #error No bug in this compiler.
1237 #endif
1238 EOF
1239 if compile_prog "-Werror -fno-gcse" "" ; then
1240   TRANSLATE_OPT_CFLAGS=-fno-gcse
1241 fi
1242
1243 if test "$static" = "yes" ; then
1244   if test "$pie" = "yes" ; then
1245     error_exit "static and pie are mutually incompatible"
1246   else
1247     pie="no"
1248   fi
1249 fi
1250
1251 if test "$pie" = ""; then
1252   case "$cpu-$targetos" in
1253     i386-Linux|x86_64-Linux|i386-OpenBSD|x86_64-OpenBSD)
1254       ;;
1255     *)
1256       pie="no"
1257       ;;
1258   esac
1259 fi
1260
1261 if test "$pie" != "no" ; then
1262   cat > $TMPC << EOF
1263
1264 #ifdef __linux__
1265 #  define THREAD __thread
1266 #else
1267 #  define THREAD
1268 #endif
1269
1270 static THREAD int tls_var;
1271
1272 int main(void) { return tls_var; }
1273
1274 EOF
1275   if compile_prog "-fPIE -DPIE" "-pie"; then
1276     QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
1277     LDFLAGS="-pie $LDFLAGS"
1278     pie="yes"
1279     if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
1280       LDFLAGS="-Wl,-z,relro -Wl,-z,now $LDFLAGS"
1281     fi
1282   else
1283     if test "$pie" = "yes"; then
1284       error_exit "PIE not available due to missing toolchain support"
1285     else
1286       echo "Disabling PIE due to missing toolchain support"
1287       pie="no"
1288     fi
1289   fi
1290 fi
1291
1292 ##########################################
1293 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
1294 # use i686 as default anyway, but for those that don't, an explicit
1295 # specification is necessary
1296
1297 if test "$cpu" = "i386"; then
1298   cat > $TMPC << EOF
1299 static int sfaa(int *ptr)
1300 {
1301   return __sync_fetch_and_and(ptr, 0);
1302 }
1303
1304 int main(void)
1305 {
1306   int val = 42;
1307   val = __sync_val_compare_and_swap(&val, 0, 1);
1308   sfaa(&val);
1309   return val;
1310 }
1311 EOF
1312   if ! compile_prog "" "" ; then
1313     QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
1314   fi
1315 fi
1316
1317 #########################################
1318 # Solaris specific configure tool chain decisions
1319
1320 if test "$solaris" = "yes" ; then
1321   if has $install; then
1322     :
1323   else
1324     error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
1325         "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
1326         "to get ginstall which is used by default (which lives in /opt/csw/bin)"
1327   fi
1328   if test "`path_of $install`" = "/usr/sbin/install" ; then
1329     error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
1330         "try ginstall from the GNU fileutils available from www.blastwave.org" \
1331         "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
1332   fi
1333   if has ar; then
1334     :
1335   else
1336     if test -f /usr/ccs/bin/ar ; then
1337       error_exit "No path includes ar" \
1338           "Add /usr/ccs/bin to your path and rerun configure"
1339     fi
1340     error_exit "No path includes ar"
1341   fi
1342 fi
1343
1344 if ! has $python; then
1345   error_exit "Python not found. Use --python=/path/to/python"
1346 fi
1347
1348 # Note that if the Python conditional here evaluates True we will exit
1349 # with status 1 which is a shell 'false' value.
1350 if ! "$python" -c 'import sys; sys.exit(sys.version_info < (2,4) or sys.version_info >= (3,))'; then
1351   error_exit "Cannot use '$python', Python 2.4 or later is required." \
1352       "Note that Python 3 or later is not yet supported." \
1353       "Use --python=/path/to/python to specify a supported Python."
1354 fi
1355
1356 if test -z "${target_list+xxx}" ; then
1357     target_list="$default_target_list"
1358 else
1359     target_list=`echo "$target_list" | sed -e 's/,/ /g'`
1360 fi
1361
1362 # Check that we recognised the target name; this allows a more
1363 # friendly error message than if we let it fall through.
1364 for target in $target_list; do
1365     case " $default_target_list " in
1366         *" $target "*)
1367             ;;
1368         *)
1369             error_exit "Unknown target name '$target'"
1370             ;;
1371     esac
1372 done
1373
1374 # see if system emulation was really requested
1375 case " $target_list " in
1376   *"-softmmu "*) softmmu=yes
1377   ;;
1378   *) softmmu=no
1379   ;;
1380 esac
1381
1382 feature_not_found() {
1383   feature=$1
1384
1385   error_exit "User requested feature $feature" \
1386       "configure was not able to find it"
1387 }
1388
1389 if test -z "$cross_prefix" ; then
1390
1391 # ---
1392 # big/little endian test
1393 cat > $TMPC << EOF
1394 #include <inttypes.h>
1395 int main(void) {
1396         volatile uint32_t i=0x01234567;
1397         return (*((uint8_t*)(&i))) == 0x67;
1398 }
1399 EOF
1400
1401 if compile_prog "" "" ; then
1402 $TMPE && bigendian="yes"
1403 else
1404 echo big/little test failed
1405 fi
1406
1407 else
1408
1409 # if cross compiling, cannot launch a program, so make a static guess
1410 case "$cpu" in
1411   arm)
1412     # ARM can be either way; ask the compiler which one we are
1413     if check_define __ARMEB__; then
1414       bigendian=yes
1415     fi
1416   ;;
1417   hppa|m68k|mips|mips64|ppc|ppc64|s390|s390x|sparc|sparc64)
1418     bigendian=yes
1419   ;;
1420 esac
1421
1422 fi
1423
1424 ##########################################
1425 # pkg-config probe
1426
1427 if ! has "$pkg_config_exe"; then
1428   error_exit "pkg-config binary '$pkg_config_exe' not found"
1429 fi
1430
1431 ##########################################
1432 # NPTL probe
1433
1434 if test "$nptl" != "no" ; then
1435   cat > $TMPC <<EOF
1436 #include <sched.h>
1437 #include <linux/futex.h>
1438 int main(void) {
1439 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
1440 #error bork
1441 #endif
1442   return 0;
1443 }
1444 EOF
1445
1446   if compile_object ; then
1447     nptl=yes
1448   else
1449     if test "$nptl" = "yes" ; then
1450       feature_not_found "nptl"
1451     fi
1452     nptl=no
1453   fi
1454 fi
1455
1456 ##########################################
1457 # zlib check
1458
1459 if test "$zlib" != "no" ; then
1460     cat > $TMPC << EOF
1461 #include <zlib.h>
1462 int main(void) { zlibVersion(); return 0; }
1463 EOF
1464     if compile_prog "" "-lz" ; then
1465         :
1466     else
1467         error_exit "zlib check failed" \
1468             "Make sure to have the zlib libs and headers installed."
1469     fi
1470 fi
1471 libs_softmmu="$libs_softmmu -lz"
1472
1473 ##########################################
1474 # libseccomp check
1475
1476 if test "$seccomp" != "no" ; then
1477     if $pkg_config --atleast-version=1.0.0 libseccomp --modversion >/dev/null 2>&1; then
1478         libs_softmmu="$libs_softmmu `$pkg_config --libs libseccomp`"
1479         QEMU_CFLAGS="$QEMU_CFLAGS `$pkg_config --cflags libseccomp`"
1480         seccomp="yes"
1481     else
1482         if test "$seccomp" = "yes"; then
1483             feature_not_found "libseccomp"
1484         fi
1485         seccomp="no"
1486     fi
1487 fi
1488 ##########################################
1489 # xen probe
1490
1491 if test "$xen" != "no" ; then
1492   xen_libs="-lxenstore -lxenctrl -lxenguest"
1493
1494   # First we test whether Xen headers and libraries are available.
1495   # If no, we are done and there is no Xen support.
1496   # If yes, more tests are run to detect the Xen version.
1497
1498   # Xen (any)
1499   cat > $TMPC <<EOF
1500 #include <xenctrl.h>
1501 int main(void) {
1502   return 0;
1503 }
1504 EOF
1505   if ! compile_prog "" "$xen_libs" ; then
1506     # Xen not found
1507     if test "$xen" = "yes" ; then
1508       feature_not_found "xen"
1509     fi
1510     xen=no
1511
1512   # Xen unstable
1513   elif
1514       cat > $TMPC <<EOF &&
1515 #include <xenctrl.h>
1516 #include <xenstore.h>
1517 #include <stdint.h>
1518 #include <xen/hvm/hvm_info_table.h>
1519 #if !defined(HVM_MAX_VCPUS)
1520 # error HVM_MAX_VCPUS not defined
1521 #endif
1522 int main(void) {
1523   xc_interface *xc;
1524   xs_daemon_open();
1525   xc = xc_interface_open(0, 0, 0);
1526   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1527   xc_gnttab_open(NULL, 0);
1528   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1529   xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
1530   return 0;
1531 }
1532 EOF
1533       compile_prog "" "$xen_libs"
1534     then
1535     xen_ctrl_version=420
1536     xen=yes
1537
1538   elif
1539       cat > $TMPC <<EOF &&
1540 #include <xenctrl.h>
1541 #include <xs.h>
1542 #include <stdint.h>
1543 #include <xen/hvm/hvm_info_table.h>
1544 #if !defined(HVM_MAX_VCPUS)
1545 # error HVM_MAX_VCPUS not defined
1546 #endif
1547 int main(void) {
1548   xs_daemon_open();
1549   xc_interface_open(0, 0, 0);
1550   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1551   xc_gnttab_open(NULL, 0);
1552   xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
1553   return 0;
1554 }
1555 EOF
1556       compile_prog "" "$xen_libs"
1557     then
1558     xen_ctrl_version=410
1559     xen=yes
1560
1561   # Xen 4.0.0
1562   elif
1563       cat > $TMPC <<EOF &&
1564 #include <xenctrl.h>
1565 #include <xs.h>
1566 #include <stdint.h>
1567 #include <xen/hvm/hvm_info_table.h>
1568 #if !defined(HVM_MAX_VCPUS)
1569 # error HVM_MAX_VCPUS not defined
1570 #endif
1571 int main(void) {
1572   struct xen_add_to_physmap xatp = {
1573     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1574   };
1575   xs_daemon_open();
1576   xc_interface_open();
1577   xc_gnttab_open();
1578   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1579   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1580   return 0;
1581 }
1582 EOF
1583       compile_prog "" "$xen_libs"
1584     then
1585     xen_ctrl_version=400
1586     xen=yes
1587
1588   # Xen 3.4.0
1589   elif
1590       cat > $TMPC <<EOF &&
1591 #include <xenctrl.h>
1592 #include <xs.h>
1593 int main(void) {
1594   struct xen_add_to_physmap xatp = {
1595     .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
1596   };
1597   xs_daemon_open();
1598   xc_interface_open();
1599   xc_gnttab_open();
1600   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1601   xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
1602   return 0;
1603 }
1604 EOF
1605       compile_prog "" "$xen_libs"
1606     then
1607     xen_ctrl_version=340
1608     xen=yes
1609
1610   # Xen 3.3.0
1611   elif
1612       cat > $TMPC <<EOF &&
1613 #include <xenctrl.h>
1614 #include <xs.h>
1615 int main(void) {
1616   xs_daemon_open();
1617   xc_interface_open();
1618   xc_gnttab_open();
1619   xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
1620   return 0;
1621 }
1622 EOF
1623       compile_prog "" "$xen_libs"
1624     then
1625     xen_ctrl_version=330
1626     xen=yes
1627
1628   # Xen version unsupported
1629   else
1630     if test "$xen" = "yes" ; then
1631       feature_not_found "xen (unsupported version)"
1632     fi
1633     xen=no
1634   fi
1635
1636   if test "$xen" = yes; then
1637     libs_softmmu="$xen_libs $libs_softmmu"
1638   fi
1639 fi
1640
1641 if test "$xen_pci_passthrough" != "no"; then
1642   if test "$xen" = "yes" && test "$linux" = "yes" &&
1643     test "$xen_ctrl_version" -ge 340; then
1644     xen_pci_passthrough=yes
1645   else
1646     if test "$xen_pci_passthrough" = "yes"; then
1647       if test "$xen_ctrl_version" -lt 340; then
1648         error_exit "User requested feature Xen PCI Passthrough" \
1649             "This feature does not work with Xen 3.3"
1650       fi
1651       error_exit "User requested feature Xen PCI Passthrough" \
1652           " but this feature requires /sys from Linux"
1653     fi
1654     xen_pci_passthrough=no
1655   fi
1656 fi
1657
1658 ##########################################
1659 # libtool probe
1660
1661 if ! has $libtool; then
1662     libtool=
1663 fi
1664
1665 # MacOSX ships with a libtool which isn't the GNU one; weed this
1666 # out by checking whether libtool supports the --version switch
1667 if test -n "$libtool"; then
1668   if ! "$libtool" --version >/dev/null 2>&1; then
1669     libtool=
1670   fi
1671 fi
1672
1673 ##########################################
1674 # Sparse probe
1675 if test "$sparse" != "no" ; then
1676   if has cgcc; then
1677     sparse=yes
1678   else
1679     if test "$sparse" = "yes" ; then
1680       feature_not_found "sparse"
1681     fi
1682     sparse=no
1683   fi
1684 fi
1685
1686 ##########################################
1687 # GTK probe
1688
1689 if test "$gtk" != "no"; then
1690     gtkpackage="gtk+-$gtkabi"
1691     if test "$gtkabi" = "3.0" ; then
1692       gtkversion="3.0.0"
1693       vtepackage="vte-2.90"
1694       vteversion="0.32.0"
1695     else
1696       gtkversion="2.18.0"
1697       vtepackage="vte"
1698       vteversion="0.24.0"
1699     fi
1700     if $pkg_config --exists "$gtkpackage >= $gtkversion" && \
1701        $pkg_config --exists "$vtepackage >= $vteversion"; then
1702         gtk_cflags=`$pkg_config --cflags $gtkpackage 2>/dev/null`
1703         gtk_libs=`$pkg_config --libs $gtkpackage 2>/dev/null`
1704         vte_cflags=`$pkg_config --cflags $vtepackage 2>/dev/null`
1705         vte_libs=`$pkg_config --libs $vtepackage 2>/dev/null`
1706         libs_softmmu="$gtk_libs $vte_libs $libs_softmmu"
1707         gtk="yes"
1708     else
1709         if test "$gtk" = "yes" ; then
1710             feature_not_found "gtk"
1711         fi
1712         gtk="no"
1713     fi
1714 fi
1715
1716 ##########################################
1717 # SDL probe
1718
1719 # Look for sdl configuration program (pkg-config or sdl-config).  Try
1720 # sdl-config even without cross prefix, and favour pkg-config over sdl-config.
1721 if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
1722   sdl_config=sdl-config
1723 fi
1724
1725 if $pkg_config sdl --modversion >/dev/null 2>&1; then
1726   sdlconfig="$pkg_config sdl"
1727   _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
1728 elif has ${sdl_config}; then
1729   sdlconfig="$sdl_config"
1730   _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
1731 else
1732   if test "$sdl" = "yes" ; then
1733     feature_not_found "sdl"
1734   fi
1735   sdl=no
1736 fi
1737 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl-config; then
1738   echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
1739 fi
1740
1741 sdl_too_old=no
1742 if test "$sdl" != "no" ; then
1743   cat > $TMPC << EOF
1744 #include <SDL.h>
1745 #undef main /* We don't want SDL to override our main() */
1746 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
1747 EOF
1748   sdl_cflags=`$sdlconfig --cflags 2> /dev/null`
1749   if test "$static" = "yes" ; then
1750     sdl_libs=`$sdlconfig --static-libs 2>/dev/null`
1751   else
1752     sdl_libs=`$sdlconfig --libs 2> /dev/null`
1753   fi
1754   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1755     if test "$_sdlversion" -lt 121 ; then
1756       sdl_too_old=yes
1757     else
1758       if test "$cocoa" = "no" ; then
1759         sdl=yes
1760       fi
1761     fi
1762
1763     # static link with sdl ? (note: sdl.pc's --static --libs is broken)
1764     if test "$sdl" = "yes" -a "$static" = "yes" ; then
1765       if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
1766          sdl_libs="$sdl_libs `aalib-config --static-libs 2>/dev/null`"
1767          sdl_cflags="$sdl_cflags `aalib-config --cflags 2>/dev/null`"
1768       fi
1769       if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1770         :
1771       else
1772         sdl=no
1773       fi
1774     fi # static link
1775   else # sdl not found
1776     if test "$sdl" = "yes" ; then
1777       feature_not_found "sdl"
1778     fi
1779     sdl=no
1780   fi # sdl compile test
1781 fi
1782
1783 if test "$sdl" = "yes" ; then
1784   cat > $TMPC <<EOF
1785 #include <SDL.h>
1786 #if defined(SDL_VIDEO_DRIVER_X11)
1787 #include <X11/XKBlib.h>
1788 #else
1789 #error No x11 support
1790 #endif
1791 int main(void) { return 0; }
1792 EOF
1793   if compile_prog "$sdl_cflags" "$sdl_libs" ; then
1794     sdl_libs="$sdl_libs -lX11"
1795   fi
1796   libs_softmmu="$sdl_libs $libs_softmmu"
1797 fi
1798
1799 ##########################################
1800 # VNC TLS/WS detection
1801 if test "$vnc" = "yes" -a \( "$vnc_tls" != "no" -o "$vnc_ws" != "no" \) ; then
1802   cat > $TMPC <<EOF
1803 #include <gnutls/gnutls.h>
1804 int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
1805 EOF
1806   vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
1807   vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
1808   if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
1809     if test "$vnc_tls" != "no" ; then
1810       vnc_tls=yes
1811     fi
1812     if test "$vnc_ws" != "no" ; then
1813       vnc_ws=yes
1814     fi
1815     libs_softmmu="$vnc_tls_libs $libs_softmmu"
1816     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_tls_cflags"
1817   else
1818     if test "$vnc_tls" = "yes" ; then
1819       feature_not_found "vnc-tls"
1820     fi
1821     if test "$vnc_ws" = "yes" ; then
1822       feature_not_found "vnc-ws"
1823     fi
1824     vnc_tls=no
1825     vnc_ws=no
1826   fi
1827 fi
1828
1829 ##########################################
1830 # VNC SASL detection
1831 if test "$vnc" = "yes" -a "$vnc_sasl" != "no" ; then
1832   cat > $TMPC <<EOF
1833 #include <sasl/sasl.h>
1834 #include <stdio.h>
1835 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
1836 EOF
1837   # Assuming Cyrus-SASL installed in /usr prefix
1838   vnc_sasl_cflags=""
1839   vnc_sasl_libs="-lsasl2"
1840   if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
1841     vnc_sasl=yes
1842     libs_softmmu="$vnc_sasl_libs $libs_softmmu"
1843     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
1844   else
1845     if test "$vnc_sasl" = "yes" ; then
1846       feature_not_found "vnc-sasl"
1847     fi
1848     vnc_sasl=no
1849   fi
1850 fi
1851
1852 ##########################################
1853 # VNC JPEG detection
1854 if test "$vnc" = "yes" -a "$vnc_jpeg" != "no" ; then
1855 cat > $TMPC <<EOF
1856 #include <stdio.h>
1857 #include <jpeglib.h>
1858 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
1859 EOF
1860     vnc_jpeg_cflags=""
1861     vnc_jpeg_libs="-ljpeg"
1862   if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
1863     vnc_jpeg=yes
1864     libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
1865     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
1866   else
1867     if test "$vnc_jpeg" = "yes" ; then
1868       feature_not_found "vnc-jpeg"
1869     fi
1870     vnc_jpeg=no
1871   fi
1872 fi
1873
1874 ##########################################
1875 # VNC PNG detection
1876 if test "$vnc" = "yes" -a "$vnc_png" != "no" ; then
1877 cat > $TMPC <<EOF
1878 //#include <stdio.h>
1879 #include <png.h>
1880 #include <stddef.h>
1881 int main(void) {
1882     png_structp png_ptr;
1883     png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
1884     return png_ptr != 0;
1885 }
1886 EOF
1887   if $pkg_config libpng --modversion >/dev/null 2>&1; then
1888     vnc_png_cflags=`$pkg_config libpng --cflags 2> /dev/null`
1889     vnc_png_libs=`$pkg_config libpng --libs 2> /dev/null`
1890   else
1891     vnc_png_cflags=""
1892     vnc_png_libs="-lpng"
1893   fi
1894   if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
1895     vnc_png=yes
1896     libs_softmmu="$vnc_png_libs $libs_softmmu"
1897     QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
1898   else
1899     if test "$vnc_png" = "yes" ; then
1900       feature_not_found "vnc-png"
1901     fi
1902     vnc_png=no
1903   fi
1904 fi
1905
1906 ##########################################
1907 # fnmatch() probe, used for ACL routines
1908 fnmatch="no"
1909 cat > $TMPC << EOF
1910 #include <fnmatch.h>
1911 int main(void)
1912 {
1913     fnmatch("foo", "foo", 0);
1914     return 0;
1915 }
1916 EOF
1917 if compile_prog "" "" ; then
1918    fnmatch="yes"
1919 fi
1920
1921 ##########################################
1922 # uuid_generate() probe, used for vdi block driver
1923 # Note that on some systems (notably MacOSX) no extra library
1924 # need be linked to get the uuid functions.
1925 if test "$uuid" != "no" ; then
1926   uuid_libs="-luuid"
1927   cat > $TMPC << EOF
1928 #include <uuid/uuid.h>
1929 int main(void)
1930 {
1931     uuid_t my_uuid;
1932     uuid_generate(my_uuid);
1933     return 0;
1934 }
1935 EOF
1936   if compile_prog "" "" ; then
1937     uuid="yes"
1938   elif compile_prog "" "$uuid_libs" ; then
1939     uuid="yes"
1940     libs_softmmu="$uuid_libs $libs_softmmu"
1941     libs_tools="$uuid_libs $libs_tools"
1942   else
1943     if test "$uuid" = "yes" ; then
1944       feature_not_found "uuid"
1945     fi
1946     uuid=no
1947   fi
1948 fi
1949
1950 ##########################################
1951 # xfsctl() probe, used for raw-posix
1952 if test "$xfs" != "no" ; then
1953   cat > $TMPC << EOF
1954 #include <stddef.h>  /* NULL */
1955 #include <xfs/xfs.h>
1956 int main(void)
1957 {
1958     xfsctl(NULL, 0, 0, NULL);
1959     return 0;
1960 }
1961 EOF
1962   if compile_prog "" "" ; then
1963     xfs="yes"
1964   else
1965     if test "$xfs" = "yes" ; then
1966       feature_not_found "xfs"
1967     fi
1968     xfs=no
1969   fi
1970 fi
1971
1972 ##########################################
1973 # vde libraries probe
1974 if test "$vde" != "no" ; then
1975   vde_libs="-lvdeplug"
1976   cat > $TMPC << EOF
1977 #include <libvdeplug.h>
1978 int main(void)
1979 {
1980     struct vde_open_args a = {0, 0, 0};
1981     char s[] = "";
1982     vde_open(s, s, &a);
1983     return 0;
1984 }
1985 EOF
1986   if compile_prog "" "$vde_libs" ; then
1987     vde=yes
1988     libs_softmmu="$vde_libs $libs_softmmu"
1989     libs_tools="$vde_libs $libs_tools"
1990   else
1991     if test "$vde" = "yes" ; then
1992       feature_not_found "vde"
1993     fi
1994     vde=no
1995   fi
1996 fi
1997
1998 ##########################################
1999 # libcap-ng library probe
2000 if test "$cap_ng" != "no" ; then
2001   cap_libs="-lcap-ng"
2002   cat > $TMPC << EOF
2003 #include <cap-ng.h>
2004 int main(void)
2005 {
2006     capng_capability_to_name(CAPNG_EFFECTIVE);
2007     return 0;
2008 }
2009 EOF
2010   if compile_prog "" "$cap_libs" ; then
2011     cap_ng=yes
2012     libs_tools="$cap_libs $libs_tools"
2013   else
2014     if test "$cap_ng" = "yes" ; then
2015       feature_not_found "cap_ng"
2016     fi
2017     cap_ng=no
2018   fi
2019 fi
2020
2021 ##########################################
2022 # Sound support libraries probe
2023
2024 audio_drv_probe()
2025 {
2026     drv=$1
2027     hdr=$2
2028     lib=$3
2029     exp=$4
2030     cfl=$5
2031         cat > $TMPC << EOF
2032 #include <$hdr>
2033 int main(void) { $exp }
2034 EOF
2035     if compile_prog "$cfl" "$lib" ; then
2036         :
2037     else
2038         error_exit "$drv check failed" \
2039             "Make sure to have the $drv libs and headers installed."
2040     fi
2041 }
2042
2043 audio_drv_list=`echo "$audio_drv_list" | sed -e 's/,/ /g'`
2044 for drv in $audio_drv_list; do
2045     case $drv in
2046     alsa)
2047     audio_drv_probe $drv alsa/asoundlib.h -lasound \
2048         "return snd_pcm_close((snd_pcm_t *)0);"
2049     libs_softmmu="-lasound $libs_softmmu"
2050     ;;
2051
2052     fmod)
2053     if test -z $fmod_lib || test -z $fmod_inc; then
2054         error_exit "You must specify path to FMOD library and headers" \
2055             "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
2056     fi
2057     audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
2058     libs_softmmu="$fmod_lib $libs_softmmu"
2059     ;;
2060
2061     esd)
2062     audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
2063     libs_softmmu="-lesd $libs_softmmu"
2064     audio_pt_int="yes"
2065     ;;
2066
2067     pa)
2068     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
2069         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
2070     libs_softmmu="-lpulse $libs_softmmu"
2071     audio_pt_int="yes"
2072     ;;
2073
2074     coreaudio)
2075       libs_softmmu="-framework CoreAudio $libs_softmmu"
2076     ;;
2077
2078     dsound)
2079       libs_softmmu="-lole32 -ldxguid $libs_softmmu"
2080       audio_win_int="yes"
2081     ;;
2082
2083     oss)
2084       libs_softmmu="$oss_lib $libs_softmmu"
2085     ;;
2086
2087     sdl|wav)
2088     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
2089     ;;
2090
2091     winwave)
2092       libs_softmmu="-lwinmm $libs_softmmu"
2093       audio_win_int="yes"
2094     ;;
2095
2096     *)
2097     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
2098         error_exit "Unknown driver '$drv' selected" \
2099             "Possible drivers are: $audio_possible_drivers"
2100     }
2101     ;;
2102     esac
2103 done
2104
2105 ##########################################
2106 # BrlAPI probe
2107
2108 if test "$brlapi" != "no" ; then
2109   brlapi_libs="-lbrlapi"
2110   cat > $TMPC << EOF
2111 #include <brlapi.h>
2112 #include <stddef.h>
2113 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
2114 EOF
2115   if compile_prog "" "$brlapi_libs" ; then
2116     brlapi=yes
2117     libs_softmmu="$brlapi_libs $libs_softmmu"
2118   else
2119     if test "$brlapi" = "yes" ; then
2120       feature_not_found "brlapi"
2121     fi
2122     brlapi=no
2123   fi
2124 fi
2125
2126 ##########################################
2127 # curses probe
2128 if test "$curses" != "no" ; then
2129   if test "$mingw32" = "yes" ; then
2130     curses_list="-lpdcurses"
2131   else
2132     curses_list="$($pkg_config --libs ncurses 2>/dev/null):-lncurses:-lcurses"
2133   fi
2134   curses_found=no
2135   cat > $TMPC << EOF
2136 #include <curses.h>
2137 int main(void) {
2138   const char *s = curses_version();
2139   resize_term(0, 0);
2140   return s != 0;
2141 }
2142 EOF
2143   IFS=:
2144   for curses_lib in $curses_list; do
2145     unset IFS
2146     if compile_prog "" "$curses_lib" ; then
2147       curses_found=yes
2148       libs_softmmu="$curses_lib $libs_softmmu"
2149       break
2150     fi
2151   done
2152   unset IFS
2153   if test "$curses_found" = "yes" ; then
2154     curses=yes
2155   else
2156     if test "$curses" = "yes" ; then
2157       feature_not_found "curses"
2158     fi
2159     curses=no
2160   fi
2161 fi
2162
2163 ##########################################
2164 # curl probe
2165 if test "$curl" != "no" ; then
2166   if $pkg_config libcurl --modversion >/dev/null 2>&1; then
2167     curlconfig="$pkg_config libcurl"
2168   else
2169     curlconfig=curl-config
2170   fi
2171   cat > $TMPC << EOF
2172 #include <curl/curl.h>
2173 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
2174 EOF
2175   curl_cflags=`$curlconfig --cflags 2>/dev/null`
2176   curl_libs=`$curlconfig --libs 2>/dev/null`
2177   if compile_prog "$curl_cflags" "$curl_libs" ; then
2178     curl=yes
2179     libs_tools="$curl_libs $libs_tools"
2180     libs_softmmu="$curl_libs $libs_softmmu"
2181   else
2182     if test "$curl" = "yes" ; then
2183       feature_not_found "curl"
2184     fi
2185     curl=no
2186   fi
2187 fi # test "$curl"
2188
2189 ##########################################
2190 # bluez support probe
2191 if test "$bluez" != "no" ; then
2192   cat > $TMPC << EOF
2193 #include <bluetooth/bluetooth.h>
2194 int main(void) { return bt_error(0); }
2195 EOF
2196   bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
2197   bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
2198   if compile_prog "$bluez_cflags" "$bluez_libs" ; then
2199     bluez=yes
2200     libs_softmmu="$bluez_libs $libs_softmmu"
2201   else
2202     if test "$bluez" = "yes" ; then
2203       feature_not_found "bluez"
2204     fi
2205     bluez="no"
2206   fi
2207 fi
2208
2209 ##########################################
2210 # glib support probe
2211
2212 if test "$mingw32" = yes; then
2213     # g_poll is required in order to integrate with the glib main loop.
2214     glib_req_ver=2.20
2215 else
2216     glib_req_ver=2.12
2217 fi
2218 if $pkg_config --atleast-version=$glib_req_ver gthread-2.0 > /dev/null 2>&1
2219 then
2220     glib_cflags=`$pkg_config --cflags gthread-2.0 2>/dev/null`
2221     glib_libs=`$pkg_config --libs gthread-2.0 2>/dev/null`
2222     LIBS="$glib_libs $LIBS"
2223     libs_qga="$glib_libs $libs_qga"
2224 else
2225     error_exit "glib-$glib_req_ver required to compile QEMU"
2226 fi
2227
2228 ##########################################
2229 # pixman support probe
2230
2231 if test "$pixman" = ""; then
2232   if test "$want_tools" = "no" -a "$softmmu" = "no"; then
2233     pixman="none"
2234   elif $pkg_config pixman-1 > /dev/null 2>&1; then
2235     pixman="system"
2236   else
2237     pixman="internal"
2238   fi
2239 fi
2240 if test "$pixman" = "none"; then
2241   if test "$want_tools" != "no" -o "$softmmu" != "no"; then
2242     error_exit "pixman disabled but system emulation or tools build" \
2243         "enabled.  You can turn off pixman only if you also" \
2244         "disable all system emulation targets and the tools" \
2245         "build with '--disable-tools --disable-system'."
2246   fi
2247   pixman_cflags=
2248   pixman_libs=
2249 elif test "$pixman" = "system"; then
2250   pixman_cflags=`$pkg_config --cflags pixman-1 2>/dev/null`
2251   pixman_libs=`$pkg_config --libs pixman-1 2>/dev/null`
2252 else
2253   if test ! -d ${source_path}/pixman/pixman; then
2254     error_exit "pixman not present. Your options:" \
2255         "  (1) Preferred: Install the pixman devel package (any recent" \
2256         "      distro should have packages as Xorg needs pixman too)." \
2257         "  (2) Fetch the pixman submodule, using:" \
2258         "      git submodule update --init pixman"
2259   fi
2260   mkdir -p pixman/pixman
2261   pixman_cflags="-I\$(SRC_PATH)/pixman/pixman -I\$(BUILD_DIR)/pixman/pixman"
2262   pixman_libs="-L\$(BUILD_DIR)/pixman/pixman/.libs -lpixman-1"
2263 fi
2264
2265 ##########################################
2266 # libcap probe
2267
2268 if test "$cap" != "no" ; then
2269   cat > $TMPC <<EOF
2270 #include <stdio.h>
2271 #include <sys/capability.h>
2272 int main(void) { cap_t caps; caps = cap_init(); return caps != NULL; }
2273 EOF
2274   if compile_prog "" "-lcap" ; then
2275     cap=yes
2276   else
2277     cap=no
2278   fi
2279 fi
2280
2281 ##########################################
2282 # pthread probe
2283 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
2284
2285 pthread=no
2286 cat > $TMPC << EOF
2287 #include <pthread.h>
2288 static void *f(void *p) { return NULL; }
2289 int main(void) {
2290   pthread_t thread;
2291   pthread_create(&thread, 0, f, 0);
2292   return 0;
2293 }
2294 EOF
2295 if compile_prog "" "" ; then
2296   pthread=yes
2297 else
2298   for pthread_lib in $PTHREADLIBS_LIST; do
2299     if compile_prog "" "$pthread_lib" ; then
2300       pthread=yes
2301       found=no
2302       for lib_entry in $LIBS; do
2303         if test "$lib_entry" = "$pthread_lib"; then
2304           found=yes
2305           break
2306         fi
2307       done
2308       if test "$found" = "no"; then
2309         LIBS="$pthread_lib $LIBS"
2310       fi
2311       break
2312     fi
2313   done
2314 fi
2315
2316 if test "$mingw32" != yes -a "$pthread" = no; then
2317   error_exit "pthread check failed" \
2318       "Make sure to have the pthread libs and headers installed."
2319 fi
2320
2321 ##########################################
2322 # rbd probe
2323 if test "$rbd" != "no" ; then
2324   cat > $TMPC <<EOF
2325 #include <stdio.h>
2326 #include <rbd/librbd.h>
2327 int main(void) {
2328     rados_t cluster;
2329     rados_create(&cluster, NULL);
2330     return 0;
2331 }
2332 EOF
2333   rbd_libs="-lrbd -lrados"
2334   if compile_prog "" "$rbd_libs" ; then
2335     rbd=yes
2336     libs_tools="$rbd_libs $libs_tools"
2337     libs_softmmu="$rbd_libs $libs_softmmu"
2338   else
2339     if test "$rbd" = "yes" ; then
2340       feature_not_found "rados block device"
2341     fi
2342     rbd=no
2343   fi
2344 fi
2345
2346 ##########################################
2347 # libssh2 probe
2348 min_libssh2_version=1.2.8
2349 if test "$libssh2" != "no" ; then
2350   if $pkg_config --atleast-version=$min_libssh2_version libssh2 >/dev/null 2>&1
2351   then
2352     libssh2_cflags=`$pkg_config libssh2 --cflags`
2353     libssh2_libs=`$pkg_config libssh2 --libs`
2354     libssh2=yes
2355     libs_tools="$libssh2_libs $libs_tools"
2356     libs_softmmu="$libssh2_libs $libs_softmmu"
2357     QEMU_CFLAGS="$QEMU_CFLAGS $libssh2_cflags"
2358   else
2359     if test "$libssh2" = "yes" ; then
2360       error_exit "libssh2 >= $min_libssh2_version required for --enable-libssh2"
2361     fi
2362     libssh2=no
2363   fi
2364 fi
2365
2366 ##########################################
2367 # libssh2_sftp_fsync probe
2368
2369 if test "$libssh2" = "yes"; then
2370   cat > $TMPC <<EOF
2371 #include <stdio.h>
2372 #include <libssh2.h>
2373 #include <libssh2_sftp.h>
2374 int main(void) {
2375     LIBSSH2_SESSION *session;
2376     LIBSSH2_SFTP *sftp;
2377     LIBSSH2_SFTP_HANDLE *sftp_handle;
2378     session = libssh2_session_init ();
2379     sftp = libssh2_sftp_init (session);
2380     sftp_handle = libssh2_sftp_open (sftp, "/", 0, 0);
2381     libssh2_sftp_fsync (sftp_handle);
2382     return 0;
2383 }
2384 EOF
2385   # libssh2_cflags/libssh2_libs defined in previous test.
2386   if compile_prog "$libssh2_cflags" "$libssh2_libs" ; then
2387     QEMU_CFLAGS="-DHAS_LIBSSH2_SFTP_FSYNC $QEMU_CFLAGS"
2388   fi
2389 fi
2390
2391 ##########################################
2392 # linux-aio probe
2393
2394 if test "$linux_aio" != "no" ; then
2395   cat > $TMPC <<EOF
2396 #include <libaio.h>
2397 #include <sys/eventfd.h>
2398 #include <stddef.h>
2399 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
2400 EOF
2401   if compile_prog "" "-laio" ; then
2402     linux_aio=yes
2403     libs_softmmu="$libs_softmmu -laio"
2404     libs_tools="$libs_tools -laio"
2405   else
2406     if test "$linux_aio" = "yes" ; then
2407       feature_not_found "linux AIO"
2408     fi
2409     linux_aio=no
2410   fi
2411 fi
2412
2413 ##########################################
2414 # TPM passthrough is only on x86 Linux
2415
2416 if test "$targetos" = Linux && test "$cpu" = i386 -o "$cpu" = x86_64; then
2417   tpm_passthrough=$tpm
2418 else
2419   tpm_passthrough=no
2420 fi
2421
2422 ##########################################
2423 # adjust virtio-blk-data-plane based on linux-aio
2424
2425 if test "$virtio_blk_data_plane" = "yes" -a \
2426         "$linux_aio" != "yes" ; then
2427   error_exit "virtio-blk-data-plane requires Linux AIO, please try --enable-linux-aio"
2428 elif test -z "$virtio_blk_data_plane" ; then
2429   virtio_blk_data_plane=$linux_aio
2430 fi
2431
2432 ##########################################
2433 # attr probe
2434
2435 if test "$attr" != "no" ; then
2436   cat > $TMPC <<EOF
2437 #include <stdio.h>
2438 #include <sys/types.h>
2439 #ifdef CONFIG_LIBATTR
2440 #include <attr/xattr.h>
2441 #else
2442 #include <sys/xattr.h>
2443 #endif
2444 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
2445 EOF
2446   if compile_prog "" "" ; then
2447     attr=yes
2448   # Older distros have <attr/xattr.h>, and need -lattr:
2449   elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
2450     attr=yes
2451     LIBS="-lattr $LIBS"
2452     libattr=yes
2453   else
2454     if test "$attr" = "yes" ; then
2455       feature_not_found "ATTR"
2456     fi
2457     attr=no
2458   fi
2459 fi
2460
2461 ##########################################
2462 # iovec probe
2463 cat > $TMPC <<EOF
2464 #include <sys/types.h>
2465 #include <sys/uio.h>
2466 #include <unistd.h>
2467 int main(void) { return sizeof(struct iovec); }
2468 EOF
2469 iovec=no
2470 if compile_prog "" "" ; then
2471   iovec=yes
2472 fi
2473
2474 ##########################################
2475 # preadv probe
2476 cat > $TMPC <<EOF
2477 #include <sys/types.h>
2478 #include <sys/uio.h>
2479 #include <unistd.h>
2480 int main(void) { return preadv(0, 0, 0, 0); }
2481 EOF
2482 preadv=no
2483 if compile_prog "" "" ; then
2484   preadv=yes
2485 fi
2486
2487 ##########################################
2488 # fdt probe
2489 # fdt support is mandatory for at least some target architectures,
2490 # so insist on it if we're building those system emulators.
2491 fdt_required=no
2492 for target in $target_list; do
2493   case $target in
2494     arm*-softmmu|ppc*-softmmu|microblaze*-softmmu)
2495       fdt_required=yes
2496     ;;
2497   esac
2498 done
2499
2500 if test "$fdt_required" = "yes"; then
2501   if test "$fdt" = "no"; then
2502     error_exit "fdt disabled but some requested targets require it." \
2503       "You can turn off fdt only if you also disable all the system emulation" \
2504       "targets which need it (by specifying a cut down --target-list)."
2505   fi
2506   fdt=yes
2507 fi
2508
2509 if test "$fdt" != "no" ; then
2510   fdt_libs="-lfdt"
2511   # explicitly check for libfdt_env.h as it is missing in some stable installs
2512   cat > $TMPC << EOF
2513 #include <libfdt_env.h>
2514 int main(void) { return 0; }
2515 EOF
2516   if compile_prog "" "$fdt_libs" ; then
2517     # system DTC is good - use it
2518     fdt=yes
2519   elif test -d ${source_path}/dtc/libfdt ; then
2520     # have submodule DTC - use it
2521     fdt=yes
2522     dtc_internal="yes"
2523     mkdir -p dtc
2524     if [ "$source_path" != `pwd` ] ; then
2525        symlink "$source_path/dtc/Makefile" "dtc/Makefile"
2526        symlink "$source_path/dtc/scripts" "dtc/scripts"
2527     fi
2528     fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
2529     fdt_libs="-L\$(BUILD_DIR)/dtc/libfdt $fdt_libs"
2530   elif test "$fdt" = "yes" ; then
2531     # have neither and want - prompt for system/submodule install
2532     error_exit "ERROR: DTC not present. Your options:" \
2533         "  (1) Preferred: Install the DTC devel package" \
2534         "  (2) Fetch the DTC submodule, using:" \
2535         "      git submodule update --init dtc"
2536   else
2537     # don't have and don't want
2538     fdt_libs=
2539     fdt=no
2540   fi
2541 fi
2542
2543 libs_softmmu="$libs_softmmu $fdt_libs"
2544
2545 ##########################################
2546 # GLX probe, used by milkymist-tmu2
2547 if test "$glx" != "no" ; then
2548   glx_libs="-lGL -lX11"
2549   cat > $TMPC << EOF
2550 #include <X11/Xlib.h>
2551 #include <GL/gl.h>
2552 #include <GL/glx.h>
2553 int main(void) { glBegin(0); glXQueryVersion(0,0,0); return 0; }
2554 EOF
2555   if compile_prog "" "-lGL -lX11" ; then
2556     glx=yes
2557   else
2558     if test "$glx" = "yes" ; then
2559       feature_not_found "glx"
2560     fi
2561     glx_libs=
2562     glx=no
2563   fi
2564 fi
2565
2566 ##########################################
2567 # glusterfs probe
2568 if test "$glusterfs" != "no" ; then
2569   cat > $TMPC <<EOF
2570 #include <glusterfs/api/glfs.h>
2571 int main(void) {
2572     (void) glfs_new("volume");
2573     return 0;
2574 }
2575 EOF
2576   glusterfs_libs="-lgfapi -lgfrpc -lgfxdr"
2577   if compile_prog "" "$glusterfs_libs" ; then
2578     glusterfs=yes
2579     libs_tools="$glusterfs_libs $libs_tools"
2580     libs_softmmu="$glusterfs_libs $libs_softmmu"
2581   else
2582     if test "$glusterfs" = "yes" ; then
2583       feature_not_found "GlusterFS backend support"
2584     fi
2585     glusterfs=no
2586   fi
2587 fi
2588
2589 # Check for inotify functions when we are building linux-user
2590 # emulator.  This is done because older glibc versions don't
2591 # have syscall stubs for these implemented.  In that case we
2592 # don't provide them even if kernel supports them.
2593 #
2594 inotify=no
2595 cat > $TMPC << EOF
2596 #include <sys/inotify.h>
2597
2598 int
2599 main(void)
2600 {
2601         /* try to start inotify */
2602         return inotify_init();
2603 }
2604 EOF
2605 if compile_prog "" "" ; then
2606   inotify=yes
2607 fi
2608
2609 inotify1=no
2610 cat > $TMPC << EOF
2611 #include <sys/inotify.h>
2612
2613 int
2614 main(void)
2615 {
2616     /* try to start inotify */
2617     return inotify_init1(0);
2618 }
2619 EOF
2620 if compile_prog "" "" ; then
2621   inotify1=yes
2622 fi
2623
2624 # check if utimensat and futimens are supported
2625 utimens=no
2626 cat > $TMPC << EOF
2627 #define _ATFILE_SOURCE
2628 #include <stddef.h>
2629 #include <fcntl.h>
2630 #include <sys/stat.h>
2631
2632 int main(void)
2633 {
2634     utimensat(AT_FDCWD, "foo", NULL, 0);
2635     futimens(0, NULL);
2636     return 0;
2637 }
2638 EOF
2639 if compile_prog "" "" ; then
2640   utimens=yes
2641 fi
2642
2643 # check if pipe2 is there
2644 pipe2=no
2645 cat > $TMPC << EOF
2646 #include <unistd.h>
2647 #include <fcntl.h>
2648
2649 int main(void)
2650 {
2651     int pipefd[2];
2652     return pipe2(pipefd, O_CLOEXEC);
2653 }
2654 EOF
2655 if compile_prog "" "" ; then
2656   pipe2=yes
2657 fi
2658
2659 # check if accept4 is there
2660 accept4=no
2661 cat > $TMPC << EOF
2662 #include <sys/socket.h>
2663 #include <stddef.h>
2664
2665 int main(void)
2666 {
2667     accept4(0, NULL, NULL, SOCK_CLOEXEC);
2668     return 0;
2669 }
2670 EOF
2671 if compile_prog "" "" ; then
2672   accept4=yes
2673 fi
2674
2675 # check if tee/splice is there. vmsplice was added same time.
2676 splice=no
2677 cat > $TMPC << EOF
2678 #include <unistd.h>
2679 #include <fcntl.h>
2680 #include <limits.h>
2681
2682 int main(void)
2683 {
2684     int len, fd = 0;
2685     len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
2686     splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
2687     return 0;
2688 }
2689 EOF
2690 if compile_prog "" "" ; then
2691   splice=yes
2692 fi
2693
2694 ##########################################
2695 # signalfd probe
2696 signalfd="no"
2697 cat > $TMPC << EOF
2698 #include <unistd.h>
2699 #include <sys/syscall.h>
2700 #include <signal.h>
2701 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
2702 EOF
2703
2704 if compile_prog "" "" ; then
2705   signalfd=yes
2706 fi
2707
2708 # check if eventfd is supported
2709 eventfd=no
2710 cat > $TMPC << EOF
2711 #include <sys/eventfd.h>
2712
2713 int main(void)
2714 {
2715     return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
2716 }
2717 EOF
2718 if compile_prog "" "" ; then
2719   eventfd=yes
2720 fi
2721
2722 # check for fallocate
2723 fallocate=no
2724 cat > $TMPC << EOF
2725 #include <fcntl.h>
2726
2727 int main(void)
2728 {
2729     fallocate(0, 0, 0, 0);
2730     return 0;
2731 }
2732 EOF
2733 if compile_prog "" "" ; then
2734   fallocate=yes
2735 fi
2736
2737 # check for fallocate hole punching
2738 fallocate_punch_hole=no
2739 cat > $TMPC << EOF
2740 #include <fcntl.h>
2741 #include <linux/falloc.h>
2742
2743 int main(void)
2744 {
2745     fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
2746     return 0;
2747 }
2748 EOF
2749 if compile_prog "" "" ; then
2750   fallocate_punch_hole=yes
2751 fi
2752
2753 # check for sync_file_range
2754 sync_file_range=no
2755 cat > $TMPC << EOF
2756 #include <fcntl.h>
2757
2758 int main(void)
2759 {
2760     sync_file_range(0, 0, 0, 0);
2761     return 0;
2762 }
2763 EOF
2764 if compile_prog "" "" ; then
2765   sync_file_range=yes
2766 fi
2767
2768 # check for linux/fiemap.h and FS_IOC_FIEMAP
2769 fiemap=no
2770 cat > $TMPC << EOF
2771 #include <sys/ioctl.h>
2772 #include <linux/fs.h>
2773 #include <linux/fiemap.h>
2774
2775 int main(void)
2776 {
2777     ioctl(0, FS_IOC_FIEMAP, 0);
2778     return 0;
2779 }
2780 EOF
2781 if compile_prog "" "" ; then
2782   fiemap=yes
2783 fi
2784
2785 # check for dup3
2786 dup3=no
2787 cat > $TMPC << EOF
2788 #include <unistd.h>
2789
2790 int main(void)
2791 {
2792     dup3(0, 0, 0);
2793     return 0;
2794 }
2795 EOF
2796 if compile_prog "" "" ; then
2797   dup3=yes
2798 fi
2799
2800 # check for epoll support
2801 epoll=no
2802 cat > $TMPC << EOF
2803 #include <sys/epoll.h>
2804
2805 int main(void)
2806 {
2807     epoll_create(0);
2808     return 0;
2809 }
2810 EOF
2811 if compile_prog "" "" ; then
2812   epoll=yes
2813 fi
2814
2815 # epoll_create1 and epoll_pwait are later additions
2816 # so we must check separately for their presence
2817 epoll_create1=no
2818 cat > $TMPC << EOF
2819 #include <sys/epoll.h>
2820
2821 int main(void)
2822 {
2823     /* Note that we use epoll_create1 as a value, not as
2824      * a function being called. This is necessary so that on
2825      * old SPARC glibc versions where the function was present in
2826      * the library but not declared in the header file we will
2827      * fail the configure check. (Otherwise we will get a compiler
2828      * warning but not an error, and will proceed to fail the
2829      * qemu compile where we compile with -Werror.)
2830      */
2831     return (int)(uintptr_t)&epoll_create1;
2832 }
2833 EOF
2834 if compile_prog "" "" ; then
2835   epoll_create1=yes
2836 fi
2837
2838 epoll_pwait=no
2839 cat > $TMPC << EOF
2840 #include <sys/epoll.h>
2841
2842 int main(void)
2843 {
2844     epoll_pwait(0, 0, 0, 0, 0);
2845     return 0;
2846 }
2847 EOF
2848 if compile_prog "" "" ; then
2849   epoll_pwait=yes
2850 fi
2851
2852 # check for sendfile support
2853 sendfile=no
2854 cat > $TMPC << EOF
2855 #include <sys/sendfile.h>
2856
2857 int main(void)
2858 {
2859     return sendfile(0, 0, 0, 0);
2860 }
2861 EOF
2862 if compile_prog "" "" ; then
2863   sendfile=yes
2864 fi
2865
2866 # Check if tools are available to build documentation.
2867 if test "$docs" != "no" ; then
2868   if has makeinfo && has pod2man; then
2869     docs=yes
2870   else
2871     if test "$docs" = "yes" ; then
2872       feature_not_found "docs"
2873     fi
2874     docs=no
2875   fi
2876 fi
2877
2878 # Search for bswap_32 function
2879 byteswap_h=no
2880 cat > $TMPC << EOF
2881 #include <byteswap.h>
2882 int main(void) { return bswap_32(0); }
2883 EOF
2884 if compile_prog "" "" ; then
2885   byteswap_h=yes
2886 fi
2887
2888 # Search for bswap32 function
2889 bswap_h=no
2890 cat > $TMPC << EOF
2891 #include <sys/endian.h>
2892 #include <sys/types.h>
2893 #include <machine/bswap.h>
2894 int main(void) { return bswap32(0); }
2895 EOF
2896 if compile_prog "" "" ; then
2897   bswap_h=yes
2898 fi
2899
2900 ##########################################
2901 # Do we have libiscsi
2902 # We check for iscsi_unmap_sync() to make sure we have a
2903 # recent enough version of libiscsi.
2904 if test "$libiscsi" != "no" ; then
2905   cat > $TMPC << EOF
2906 #include <stdio.h>
2907 #include <iscsi/iscsi.h>
2908 int main(void) { iscsi_unmap_sync(NULL,0,0,0,NULL,0); return 0; }
2909 EOF
2910   if $pkg_config --atleast-version=1.7.0 libiscsi --modversion >/dev/null 2>&1; then
2911     libiscsi="yes"
2912     libiscsi_cflags=$($pkg_config --cflags libiscsi 2>/dev/null)
2913     libiscsi_libs=$($pkg_config --libs libiscsi 2>/dev/null)
2914     CFLAGS="$CFLAGS $libiscsi_cflags"
2915     LIBS="$LIBS $libiscsi_libs"
2916   elif compile_prog "" "-liscsi" ; then
2917     libiscsi="yes"
2918     LIBS="$LIBS -liscsi"
2919   else
2920     if test "$libiscsi" = "yes" ; then
2921       feature_not_found "libiscsi"
2922     fi
2923     libiscsi="no"
2924   fi
2925 fi
2926
2927
2928 ##########################################
2929 # Do we need libm
2930 cat > $TMPC << EOF
2931 #include <math.h>
2932 int main(void) { return isnan(sin(0.0)); }
2933 EOF
2934 if compile_prog "" "" ; then
2935   :
2936 elif compile_prog "" "-lm" ; then
2937   LIBS="-lm $LIBS"
2938   libs_qga="-lm $libs_qga"
2939 else
2940   error_exit "libm check failed"
2941 fi
2942
2943 ##########################################
2944 # Do we need librt
2945 # uClibc provides 2 versions of clock_gettime(), one with realtime
2946 # support and one without. This means that the clock_gettime() don't
2947 # need -lrt. We still need it for timer_create() so we check for this
2948 # function in addition.
2949 cat > $TMPC <<EOF
2950 #include <signal.h>
2951 #include <time.h>
2952 int main(void) {
2953   timer_create(CLOCK_REALTIME, NULL, NULL);
2954   return clock_gettime(CLOCK_REALTIME, NULL);
2955 }
2956 EOF
2957
2958 if compile_prog "" "" ; then
2959   :
2960 # we need pthread for static linking. use previous pthread test result
2961 elif compile_prog "" "-lrt $pthread_lib" ; then
2962   LIBS="-lrt $LIBS"
2963   libs_qga="-lrt $libs_qga"
2964 fi
2965
2966 if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
2967         "$aix" != "yes" -a "$haiku" != "yes" ; then
2968     libs_softmmu="-lutil $libs_softmmu"
2969 fi
2970
2971 ##########################################
2972 # spice probe
2973 if test "$spice" != "no" ; then
2974   cat > $TMPC << EOF
2975 #include <spice.h>
2976 int main(void) { spice_server_new(); return 0; }
2977 EOF
2978   spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
2979   spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
2980   if $pkg_config --atleast-version=0.12.0 spice-server >/dev/null 2>&1 && \
2981      $pkg_config --atleast-version=0.12.3 spice-protocol > /dev/null 2>&1 && \
2982      compile_prog "$spice_cflags" "$spice_libs" ; then
2983     spice="yes"
2984     libs_softmmu="$libs_softmmu $spice_libs"
2985     QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
2986     spice_protocol_version=$($pkg_config --modversion spice-protocol)
2987     spice_server_version=$($pkg_config --modversion spice-server)
2988   else
2989     if test "$spice" = "yes" ; then
2990       feature_not_found "spice"
2991     fi
2992     spice="no"
2993   fi
2994 fi
2995
2996 # check for libcacard for smartcard support
2997 smartcard_cflags=""
2998 # TODO - what's the minimal nss version we support?
2999 if test "$smartcard_nss" != "no"; then
3000   cat > $TMPC << EOF
3001 #include <pk11pub.h>
3002 int main(void) { PK11_FreeSlot(0); return 0; }
3003 EOF
3004     smartcard_includes="-I\$(SRC_PATH)/libcacard"
3005     libcacard_libs="$($pkg_config --libs nss 2>/dev/null) $glib_libs"
3006     libcacard_cflags="$($pkg_config --cflags nss 2>/dev/null) $glib_cflags"
3007     test_cflags="$libcacard_cflags"
3008     # The header files in nss < 3.13.3 have a bug which causes them to
3009     # emit a warning. If we're going to compile QEMU with -Werror, then
3010     # test that the headers don't have this bug. Otherwise we would pass
3011     # the configure test but fail to compile QEMU later.
3012     if test "$werror" = "yes"; then
3013         test_cflags="-Werror $test_cflags"
3014     fi
3015     if test -n "$libtool" &&
3016             $pkg_config --atleast-version=3.12.8 nss >/dev/null 2>&1 && \
3017       compile_prog "$test_cflags" "$libcacard_libs"; then
3018         smartcard_nss="yes"
3019         QEMU_CFLAGS="$QEMU_CFLAGS $libcacard_cflags"
3020         QEMU_INCLUDES="$QEMU_INCLUDES $smartcard_includes"
3021         libs_softmmu="$libcacard_libs $libs_softmmu"
3022     else
3023         if test "$smartcard_nss" = "yes"; then
3024             feature_not_found "nss"
3025         fi
3026         smartcard_nss="no"
3027     fi
3028 fi
3029
3030 # check for libusb
3031 if test "$libusb" != "no" ; then
3032     if $pkg_config --atleast-version=1.0.13 libusb-1.0 >/dev/null 2>&1 ; then
3033         libusb="yes"
3034         usb="libusb"
3035         libusb_cflags=$($pkg_config --cflags libusb-1.0 2>/dev/null)
3036         libusb_libs=$($pkg_config --libs libusb-1.0 2>/dev/null)
3037         QEMU_CFLAGS="$QEMU_CFLAGS $libusb_cflags"
3038         libs_softmmu="$libs_softmmu $libusb_libs"
3039     else
3040         if test "$libusb" = "yes"; then
3041             feature_not_found "libusb"
3042         fi
3043         libusb="no"
3044     fi
3045 fi
3046
3047 # check for usbredirparser for usb network redirection support
3048 if test "$usb_redir" != "no" ; then
3049     if $pkg_config --atleast-version=0.6 libusbredirparser-0.5 >/dev/null 2>&1 ; then
3050         usb_redir="yes"
3051         usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5 2>/dev/null)
3052         usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5 2>/dev/null)
3053         QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
3054         libs_softmmu="$libs_softmmu $usb_redir_libs"
3055     else
3056         if test "$usb_redir" = "yes"; then
3057             feature_not_found "usb-redir"
3058         fi
3059         usb_redir="no"
3060     fi
3061 fi
3062
3063 ##########################################
3064
3065 ##########################################
3066 # check if we have fdatasync
3067
3068 fdatasync=no
3069 cat > $TMPC << EOF
3070 #include <unistd.h>
3071 int main(void) {
3072 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
3073 return fdatasync(0);
3074 #else
3075 #error Not supported
3076 #endif
3077 }
3078 EOF
3079 if compile_prog "" "" ; then
3080     fdatasync=yes
3081 fi
3082
3083 ##########################################
3084 # check if we have madvise
3085
3086 madvise=no
3087 cat > $TMPC << EOF
3088 #include <sys/types.h>
3089 #include <sys/mman.h>
3090 #include <stddef.h>
3091 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
3092 EOF
3093 if compile_prog "" "" ; then
3094     madvise=yes
3095 fi
3096
3097 ##########################################
3098 # check if we have posix_madvise
3099
3100 posix_madvise=no
3101 cat > $TMPC << EOF
3102 #include <sys/mman.h>
3103 #include <stddef.h>
3104 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
3105 EOF
3106 if compile_prog "" "" ; then
3107     posix_madvise=yes
3108 fi
3109
3110 ##########################################
3111 # check if we have usable SIGEV_THREAD_ID
3112
3113 sigev_thread_id=no
3114 cat > $TMPC << EOF
3115 #include <signal.h>
3116 int main(void) {
3117   struct sigevent ev;
3118   ev.sigev_notify = SIGEV_THREAD_ID;
3119   ev._sigev_un._tid = 0;
3120   asm volatile("" : : "g"(&ev));
3121   return 0;
3122 }
3123 EOF
3124 if compile_prog "" "" ; then
3125     sigev_thread_id=yes
3126 fi
3127
3128 ##########################################
3129 # check if trace backend exists
3130
3131 $python "$source_path/scripts/tracetool.py" "--backend=$trace_backend" --check-backend  > /dev/null 2> /dev/null
3132 if test "$?" -ne 0 ; then
3133   error_exit "invalid trace backend" \
3134       "Please choose a supported trace backend."
3135 fi
3136
3137 ##########################################
3138 # For 'ust' backend, test if ust headers are present
3139 if test "$trace_backend" = "ust"; then
3140   cat > $TMPC << EOF
3141 #include <ust/tracepoint.h>
3142 #include <ust/marker.h>
3143 int main(void) { return 0; }
3144 EOF
3145   if compile_prog "" "" ; then
3146     LIBS="-lust -lurcu-bp $LIBS"
3147     libs_qga="-lust -lurcu-bp $libs_qga"
3148   else
3149     error_exit "Trace backend 'ust' missing libust header files"
3150   fi
3151 fi
3152
3153 ##########################################
3154 # For 'dtrace' backend, test if 'dtrace' command is present
3155 if test "$trace_backend" = "dtrace"; then
3156   if ! has 'dtrace' ; then
3157     error_exit "dtrace command is not found in PATH $PATH"
3158   fi
3159   trace_backend_stap="no"
3160   if has 'stap' ; then
3161     trace_backend_stap="yes"
3162   fi
3163 fi
3164
3165 ##########################################
3166 # check and set a backend for coroutine
3167
3168 # We prefer ucontext, but it's not always possible. The fallback
3169 # is sigcontext. gthread is not selectable except explicitly, because
3170 # it is not functional enough to run QEMU proper. (It is occasionally
3171 # useful for debugging purposes.)  On Windows the only valid backend
3172 # is the Windows-specific one.
3173
3174 ucontext_works=no
3175 if test "$darwin" != "yes"; then
3176   cat > $TMPC << EOF
3177 #include <ucontext.h>
3178 #ifdef __stub_makecontext
3179 #error Ignoring glibc stub makecontext which will always fail
3180 #endif
3181 int main(void) { makecontext(0, 0, 0); return 0; }
3182 EOF
3183   if compile_prog "" "" ; then
3184     ucontext_works=yes
3185   fi
3186 fi
3187
3188 if test "$coroutine" = ""; then
3189   if test "$mingw32" = "yes"; then
3190     coroutine=win32
3191   elif test "$ucontext_works" = "yes"; then
3192     coroutine=ucontext
3193   else
3194     coroutine=sigaltstack
3195   fi
3196 else
3197   case $coroutine in
3198   windows)
3199     if test "$mingw32" != "yes"; then
3200       error_exit "'windows' coroutine backend only valid for Windows"
3201     fi
3202     # Unfortunately the user visible backend name doesn't match the
3203     # coroutine-*.c filename for this case, so we have to adjust it here.
3204     coroutine=win32
3205     ;;
3206   ucontext)
3207     if test "$ucontext_works" != "yes"; then
3208       feature_not_found "ucontext"
3209     fi
3210     ;;
3211   gthread|sigaltstack)
3212     if test "$mingw32" = "yes"; then
3213       error_exit "only the 'windows' coroutine backend is valid for Windows"
3214     fi
3215     ;;
3216   *)
3217     error_exit "unknown coroutine backend $coroutine"
3218     ;;
3219   esac
3220 fi
3221
3222 ##########################################
3223 # check if we have open_by_handle_at
3224
3225 open_by_handle_at=no
3226 cat > $TMPC << EOF
3227 #include <fcntl.h>
3228 #if !defined(AT_EMPTY_PATH)
3229 # error missing definition
3230 #else
3231 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
3232 #endif
3233 EOF
3234 if compile_prog "" "" ; then
3235     open_by_handle_at=yes
3236 fi
3237
3238 ########################################
3239 # check if we have linux/magic.h
3240
3241 linux_magic_h=no
3242 cat > $TMPC << EOF
3243 #include <linux/magic.h>
3244 int main(void) {
3245   return 0;
3246 }
3247 EOF
3248 if compile_prog "" "" ; then
3249     linux_magic_h=yes
3250 fi
3251
3252 ########################################
3253 # check whether we can disable warning option with a pragma (this is needed
3254 # to silence warnings in the headers of some versions of external libraries).
3255 # This test has to be compiled with -Werror as otherwise an unknown pragma is
3256 # only a warning.
3257 #
3258 # If we can't selectively disable warning in the code, disable -Werror so that
3259 # the build doesn't fail anyway.
3260
3261 pragma_disable_unused_but_set=no
3262 cat > $TMPC << EOF
3263 #pragma GCC diagnostic push
3264 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
3265 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
3266 #pragma GCC diagnostic pop
3267
3268 int main(void) {
3269     return 0;
3270 }
3271 EOF
3272 if compile_prog "-Werror" "" ; then
3273     pragma_diagnostic_available=yes
3274 else
3275     werror=no
3276 fi
3277
3278 ########################################
3279 # check if we have valgrind/valgrind.h and valgrind/memcheck.h
3280
3281 valgrind_h=no
3282 cat > $TMPC << EOF
3283 #include <valgrind/valgrind.h>
3284 #include <valgrind/memcheck.h>
3285 int main(void) {
3286   return 0;
3287 }
3288 EOF
3289 if compile_prog "" "" ; then
3290     valgrind_h=yes
3291 fi
3292
3293 ########################################
3294 # check if environ is declared
3295
3296 has_environ=no
3297 cat > $TMPC << EOF
3298 #include <unistd.h>
3299 int main(void) {
3300     environ = 0;
3301     return 0;
3302 }
3303 EOF
3304 if compile_prog "" "" ; then
3305     has_environ=yes
3306 fi
3307
3308 ########################################
3309 # check if cpuid.h is usable.
3310
3311 cpuid_h=no
3312 cat > $TMPC << EOF
3313 #include <cpuid.h>
3314 int main(void) {
3315   return 0;
3316 }
3317 EOF
3318 if compile_prog "" "" ; then
3319     cpuid_h=yes
3320 fi
3321
3322 ########################################
3323 # check if __[u]int128_t is usable.
3324
3325 int128=no
3326 cat > $TMPC << EOF
3327 __int128_t a;
3328 __uint128_t b;
3329 int main (void) {
3330   a = a + b;
3331   b = a * b;
3332   return 0;
3333 }
3334 EOF
3335 if compile_prog "" "" ; then
3336     int128=yes
3337 fi
3338
3339 ########################################
3340 # check if getauxval is available.
3341
3342 getauxval=no
3343 cat > $TMPC << EOF
3344 #include <sys/auxv.h>
3345 int main(void) {
3346   return getauxval(AT_HWCAP) == 0;
3347 }
3348 EOF
3349 if compile_prog "" "" ; then
3350     getauxval=yes
3351 fi
3352
3353 ##########################################
3354 # End of CC checks
3355 # After here, no more $cc or $ld runs
3356
3357 if test "$gcov" = "yes" ; then
3358   CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
3359   LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
3360 elif test "$debug" = "no" ; then
3361   CFLAGS="-O2 -D_FORTIFY_SOURCE=2 $CFLAGS"
3362 fi
3363
3364
3365 # Disable zero malloc errors for official releases unless explicitly told to
3366 # enable/disable
3367 if test -z "$zero_malloc" ; then
3368     if test "$z_version" = "50" ; then
3369         zero_malloc="no"
3370     else
3371         zero_malloc="yes"
3372     fi
3373 fi
3374
3375 # Now we've finished running tests it's OK to add -Werror to the compiler flags
3376 if test "$werror" = "yes"; then
3377     QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
3378 fi
3379
3380 if test "$solaris" = "no" ; then
3381     if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
3382         LDFLAGS="-Wl,--warn-common $LDFLAGS"
3383     fi
3384 fi
3385
3386 # test if pod2man has --utf8 option
3387 if pod2man --help | grep -q utf8; then
3388     POD2MAN="pod2man --utf8"
3389 else
3390     POD2MAN="pod2man"
3391 fi
3392
3393 # Use ASLR, no-SEH and DEP if available
3394 if test "$mingw32" = "yes" ; then
3395     for flag in --dynamicbase --no-seh --nxcompat; do
3396         if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
3397             LDFLAGS="-Wl,$flag $LDFLAGS"
3398         fi
3399     done
3400 fi
3401
3402 qemu_confdir=$sysconfdir$confsuffix
3403 qemu_datadir=$datadir$confsuffix
3404 qemu_localedir="$datadir/locale"
3405
3406 tools=""
3407 if test "$want_tools" = "yes" ; then
3408   tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
3409   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3410     tools="qemu-nbd\$(EXESUF) $tools"
3411   fi
3412 fi
3413 if test "$softmmu" = yes ; then
3414   if test "$virtfs" != no ; then
3415     if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
3416       virtfs=yes
3417       tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
3418     else
3419       if test "$virtfs" = yes; then
3420         error_exit "VirtFS is supported only on Linux and requires libcap-devel and libattr-devel"
3421       fi
3422       virtfs=no
3423     fi
3424   fi
3425   if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
3426     if [ "$guest_agent" = "yes" ]; then
3427       tools="qemu-ga\$(EXESUF) $tools"
3428     fi
3429   fi
3430 fi
3431
3432 # Mac OS X ships with a broken assembler
3433 roms=
3434 if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) -a \
3435         "$targetos" != "Darwin" -a "$targetos" != "SunOS" -a \
3436         "$softmmu" = yes ; then
3437   roms="optionrom"
3438 fi
3439 if test "$cpu" = "ppc64" -a "$targetos" != "Darwin" ; then
3440   roms="$roms spapr-rtas"
3441 fi
3442
3443 if test "$cpu" = "s390x" ; then
3444   roms="$roms s390-ccw"
3445 fi
3446
3447 # add pixman flags after all config tests are done
3448 QEMU_CFLAGS="$QEMU_CFLAGS $pixman_cflags $fdt_cflags"
3449 libs_softmmu="$libs_softmmu $pixman_libs"
3450
3451 echo "Install prefix    $prefix"
3452 echo "BIOS directory    `eval echo $qemu_datadir`"
3453 echo "binary directory  `eval echo $bindir`"
3454 echo "library directory `eval echo $libdir`"
3455 echo "libexec directory `eval echo $libexecdir`"
3456 echo "include directory `eval echo $includedir`"
3457 echo "config directory  `eval echo $sysconfdir`"
3458 if test "$mingw32" = "no" ; then
3459 echo "local state directory   `eval echo $local_statedir`"
3460 echo "Manual directory  `eval echo $mandir`"
3461 echo "ELF interp prefix $interp_prefix"
3462 else
3463 echo "local state directory   queried at runtime"
3464 fi
3465 echo "Source path       $source_path"
3466 echo "C compiler        $cc"
3467 echo "Host C compiler   $host_cc"
3468 echo "Objective-C compiler $objcc"
3469 echo "CFLAGS            $CFLAGS"
3470 echo "QEMU_CFLAGS       $QEMU_CFLAGS"
3471 echo "LDFLAGS           $LDFLAGS"
3472 echo "make              $make"
3473 echo "install           $install"
3474 echo "python            $python"
3475 if test "$slirp" = "yes" ; then
3476     echo "smbd              $smbd"
3477 fi
3478 echo "host CPU          $cpu"
3479 echo "host big endian   $bigendian"
3480 echo "target list       $target_list"
3481 echo "tcg debug enabled $debug_tcg"
3482 echo "gprof enabled     $gprof"
3483 echo "sparse enabled    $sparse"
3484 echo "strip binaries    $strip_opt"
3485 echo "profiler          $profiler"
3486 echo "static build      $static"
3487 echo "-Werror enabled   $werror"
3488 if test "$darwin" = "yes" ; then
3489     echo "Cocoa support     $cocoa"
3490 fi
3491 echo "pixman            $pixman"
3492 echo "SDL support       $sdl"
3493 echo "GTK support       $gtk"
3494 echo "curses support    $curses"
3495 echo "curl support      $curl"
3496 echo "mingw32 support   $mingw32"
3497 echo "Audio drivers     $audio_drv_list"
3498 echo "Block whitelist (rw) $block_drv_rw_whitelist"
3499 echo "Block whitelist (ro) $block_drv_ro_whitelist"
3500 echo "Mixer emulation   $mixemu"
3501 echo "VirtFS support    $virtfs"
3502 echo "VNC support       $vnc"
3503 if test "$vnc" = "yes" ; then
3504     echo "VNC TLS support   $vnc_tls"
3505     echo "VNC SASL support  $vnc_sasl"
3506     echo "VNC JPEG support  $vnc_jpeg"
3507     echo "VNC PNG support   $vnc_png"
3508     echo "VNC WS support    $vnc_ws"
3509 fi
3510 if test -n "$sparc_cpu"; then
3511     echo "Target Sparc Arch $sparc_cpu"
3512 fi
3513 echo "xen support       $xen"
3514 echo "brlapi support    $brlapi"
3515 echo "bluez  support    $bluez"
3516 echo "Documentation     $docs"
3517 [ ! -z "$uname_release" ] && \
3518 echo "uname -r          $uname_release"
3519 echo "NPTL support      $nptl"
3520 echo "GUEST_BASE        $guest_base"
3521 echo "PIE               $pie"
3522 echo "vde support       $vde"
3523 echo "Linux AIO support $linux_aio"
3524 echo "ATTR/XATTR support $attr"
3525 echo "Install blobs     $blobs"
3526 echo "KVM support       $kvm"
3527 echo "TCG interpreter   $tcg_interpreter"
3528 echo "fdt support       $fdt"
3529 echo "preadv support    $preadv"
3530 echo "fdatasync         $fdatasync"
3531 echo "madvise           $madvise"
3532 echo "posix_madvise     $posix_madvise"
3533 echo "sigev_thread_id   $sigev_thread_id"
3534 echo "uuid support      $uuid"
3535 echo "libcap-ng support $cap_ng"
3536 echo "vhost-net support $vhost_net"
3537 echo "vhost-scsi support $vhost_scsi"
3538 echo "Trace backend     $trace_backend"
3539 echo "Trace output file $trace_file-<pid>"
3540 echo "spice support     $spice ($spice_protocol_version/$spice_server_version)"
3541 echo "rbd support       $rbd"
3542 echo "xfsctl support    $xfs"
3543 echo "nss used          $smartcard_nss"
3544 echo "libusb            $libusb"
3545 echo "usb net redir     $usb_redir"
3546 echo "GLX support       $glx"
3547 echo "libiscsi support  $libiscsi"
3548 echo "build guest agent $guest_agent"
3549 echo "seccomp support   $seccomp"
3550 echo "coroutine backend $coroutine"
3551 echo "GlusterFS support $glusterfs"
3552 echo "virtio-blk-data-plane $virtio_blk_data_plane"
3553 echo "gcov              $gcov_tool"
3554 echo "gcov enabled      $gcov"
3555 echo "TPM support       $tpm"
3556 echo "libssh2 support   $libssh2"
3557 echo "TPM passthrough   $tpm_passthrough"
3558 echo "QOM debugging     $qom_cast_debug"
3559
3560 if test "$sdl_too_old" = "yes"; then
3561 echo "-> Your SDL version is too old - please upgrade to have SDL support"
3562 fi
3563
3564 config_host_mak="config-host.mak"
3565
3566 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
3567
3568 echo "# Automatically generated by configure - do not modify" > $config_host_mak
3569 printf "# Configured with:" >> $config_host_mak
3570 printf " '%s'" "$0" "$@" >> $config_host_mak
3571 echo >> $config_host_mak
3572
3573 echo all: >> $config_host_mak
3574 echo "prefix=$prefix" >> $config_host_mak
3575 echo "bindir=$bindir" >> $config_host_mak
3576 echo "libdir=$libdir" >> $config_host_mak
3577 echo "libexecdir=$libexecdir" >> $config_host_mak
3578 echo "includedir=$includedir" >> $config_host_mak
3579 echo "mandir=$mandir" >> $config_host_mak
3580 echo "sysconfdir=$sysconfdir" >> $config_host_mak
3581 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
3582 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
3583 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
3584 if test "$mingw32" = "no" ; then
3585   echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
3586 fi
3587 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
3588 echo "extra_cflags=$EXTRA_CFLAGS" >> $config_host_mak
3589 echo "extra_ldflags=$EXTRA_LDFLAGS" >> $config_host_mak
3590 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
3591 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
3592
3593 echo "ARCH=$ARCH" >> $config_host_mak
3594
3595 case "$cpu" in
3596   arm|i386|x86_64|ppc)
3597     # The TCG interpreter currently does not support ld/st optimization.
3598     if test "$tcg_interpreter" = "no" ; then
3599         echo "CONFIG_QEMU_LDST_OPTIMIZATION=y" >> $config_host_mak
3600     fi
3601   ;;
3602 esac
3603 if test "$debug_tcg" = "yes" ; then
3604   echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
3605 fi
3606 if test "$strip_opt" = "yes" ; then
3607   echo "STRIP=${strip}" >> $config_host_mak
3608 fi
3609 if test "$bigendian" = "yes" ; then
3610   echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
3611 fi
3612 if test "$mingw32" = "yes" ; then
3613   echo "CONFIG_WIN32=y" >> $config_host_mak
3614   rc_version=`cat $source_path/VERSION`
3615   version_major=${rc_version%%.*}
3616   rc_version=${rc_version#*.}
3617   version_minor=${rc_version%%.*}
3618   rc_version=${rc_version#*.}
3619   version_subminor=${rc_version%%.*}
3620   version_micro=0
3621   echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3622   echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
3623 else
3624   echo "CONFIG_POSIX=y" >> $config_host_mak
3625 fi
3626
3627 if test "$linux" = "yes" ; then
3628   echo "CONFIG_LINUX=y" >> $config_host_mak
3629 fi
3630
3631 if test "$darwin" = "yes" ; then
3632   echo "CONFIG_DARWIN=y" >> $config_host_mak
3633 fi
3634
3635 if test "$aix" = "yes" ; then
3636   echo "CONFIG_AIX=y" >> $config_host_mak
3637 fi
3638
3639 if test "$solaris" = "yes" ; then
3640   echo "CONFIG_SOLARIS=y" >> $config_host_mak
3641   echo "CONFIG_SOLARIS_VERSION=$solarisrev" >> $config_host_mak
3642   if test "$needs_libsunmath" = "yes" ; then
3643     echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
3644   fi
3645 fi
3646 if test "$haiku" = "yes" ; then
3647   echo "CONFIG_HAIKU=y" >> $config_host_mak
3648 fi
3649 if test "$static" = "yes" ; then
3650   echo "CONFIG_STATIC=y" >> $config_host_mak
3651 fi
3652 if test "$profiler" = "yes" ; then
3653   echo "CONFIG_PROFILER=y" >> $config_host_mak
3654 fi
3655 if test "$slirp" = "yes" ; then
3656   echo "CONFIG_SLIRP=y" >> $config_host_mak
3657   echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
3658 fi
3659 if test "$vde" = "yes" ; then
3660   echo "CONFIG_VDE=y" >> $config_host_mak
3661 fi
3662 if test "$cap_ng" = "yes" ; then
3663   echo "CONFIG_LIBCAP=y" >> $config_host_mak
3664 fi
3665 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
3666 for drv in $audio_drv_list; do
3667     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
3668     echo "$def=y" >> $config_host_mak
3669     if test "$drv" = "fmod"; then
3670         echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
3671     fi
3672 done
3673 if test "$audio_pt_int" = "yes" ; then
3674   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak
3675 fi
3676 if test "$audio_win_int" = "yes" ; then
3677   echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
3678 fi
3679 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
3680 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
3681 if test "$mixemu" = "yes" ; then
3682   echo "CONFIG_MIXEMU=y" >> $config_host_mak
3683 fi
3684 if test "$vnc" = "yes" ; then
3685   echo "CONFIG_VNC=y" >> $config_host_mak
3686 fi
3687 if test "$vnc_tls" = "yes" ; then
3688   echo "CONFIG_VNC_TLS=y" >> $config_host_mak
3689 fi
3690 if test "$vnc_sasl" = "yes" ; then
3691   echo "CONFIG_VNC_SASL=y" >> $config_host_mak
3692 fi
3693 if test "$vnc_jpeg" = "yes" ; then
3694   echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
3695 fi
3696 if test "$vnc_png" = "yes" ; then
3697   echo "CONFIG_VNC_PNG=y" >> $config_host_mak
3698 fi
3699 if test "$vnc_ws" = "yes" ; then
3700   echo "CONFIG_VNC_WS=y" >> $config_host_mak
3701   echo "VNC_WS_CFLAGS=$vnc_ws_cflags" >> $config_host_mak
3702 fi
3703 if test "$fnmatch" = "yes" ; then
3704   echo "CONFIG_FNMATCH=y" >> $config_host_mak
3705 fi
3706 if test "$uuid" = "yes" ; then
3707   echo "CONFIG_UUID=y" >> $config_host_mak
3708 fi
3709 if test "$xfs" = "yes" ; then
3710   echo "CONFIG_XFS=y" >> $config_host_mak
3711 fi
3712 qemu_version=`head $source_path/VERSION`
3713 echo "VERSION=$qemu_version" >>$config_host_mak
3714 echo "PKGVERSION=$pkgversion" >>$config_host_mak
3715 echo "SRC_PATH=$source_path" >> $config_host_mak
3716 echo "TARGET_DIRS=$target_list" >> $config_host_mak
3717 if [ "$docs" = "yes" ] ; then
3718   echo "BUILD_DOCS=yes" >> $config_host_mak
3719 fi
3720 if test "$sdl" = "yes" ; then
3721   echo "CONFIG_SDL=y" >> $config_host_mak
3722   echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
3723 fi
3724 if test "$cocoa" = "yes" ; then
3725   echo "CONFIG_COCOA=y" >> $config_host_mak
3726 fi
3727 if test "$curses" = "yes" ; then
3728   echo "CONFIG_CURSES=y" >> $config_host_mak
3729 fi
3730 if test "$utimens" = "yes" ; then
3731   echo "CONFIG_UTIMENSAT=y" >> $config_host_mak
3732 fi
3733 if test "$pipe2" = "yes" ; then
3734   echo "CONFIG_PIPE2=y" >> $config_host_mak
3735 fi
3736 if test "$accept4" = "yes" ; then
3737   echo "CONFIG_ACCEPT4=y" >> $config_host_mak
3738 fi
3739 if test "$splice" = "yes" ; then
3740   echo "CONFIG_SPLICE=y" >> $config_host_mak
3741 fi
3742 if test "$eventfd" = "yes" ; then
3743   echo "CONFIG_EVENTFD=y" >> $config_host_mak
3744 fi
3745 if test "$fallocate" = "yes" ; then
3746   echo "CONFIG_FALLOCATE=y" >> $config_host_mak
3747 fi
3748 if test "$fallocate_punch_hole" = "yes" ; then
3749   echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
3750 fi
3751 if test "$sync_file_range" = "yes" ; then
3752   echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
3753 fi
3754 if test "$fiemap" = "yes" ; then
3755   echo "CONFIG_FIEMAP=y" >> $config_host_mak
3756 fi
3757 if test "$dup3" = "yes" ; then
3758   echo "CONFIG_DUP3=y" >> $config_host_mak
3759 fi
3760 if test "$epoll" = "yes" ; then
3761   echo "CONFIG_EPOLL=y" >> $config_host_mak
3762 fi
3763 if test "$epoll_create1" = "yes" ; then
3764   echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
3765 fi
3766 if test "$epoll_pwait" = "yes" ; then
3767   echo "CONFIG_EPOLL_PWAIT=y" >> $config_host_mak
3768 fi
3769 if test "$sendfile" = "yes" ; then
3770   echo "CONFIG_SENDFILE=y" >> $config_host_mak
3771 fi
3772 if test "$inotify" = "yes" ; then
3773   echo "CONFIG_INOTIFY=y" >> $config_host_mak
3774 fi
3775 if test "$inotify1" = "yes" ; then
3776   echo "CONFIG_INOTIFY1=y" >> $config_host_mak
3777 fi
3778 if test "$byteswap_h" = "yes" ; then
3779   echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
3780 fi
3781 if test "$bswap_h" = "yes" ; then
3782   echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
3783 fi
3784 if test "$curl" = "yes" ; then
3785   echo "CONFIG_CURL=y" >> $config_host_mak
3786   echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
3787 fi
3788 if test "$brlapi" = "yes" ; then
3789   echo "CONFIG_BRLAPI=y" >> $config_host_mak
3790 fi
3791 if test "$bluez" = "yes" ; then
3792   echo "CONFIG_BLUEZ=y" >> $config_host_mak
3793   echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
3794 fi
3795 echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
3796 if test "$gtk" = "yes" ; then
3797   echo "CONFIG_GTK=y" >> $config_host_mak
3798   echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
3799   echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
3800 fi
3801 if test "$xen" = "yes" ; then
3802   echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
3803   echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
3804 fi
3805 if test "$linux_aio" = "yes" ; then
3806   echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
3807 fi
3808 if test "$attr" = "yes" ; then
3809   echo "CONFIG_ATTR=y" >> $config_host_mak
3810 fi
3811 if test "$libattr" = "yes" ; then
3812   echo "CONFIG_LIBATTR=y" >> $config_host_mak
3813 fi
3814 if test "$virtfs" = "yes" ; then
3815   echo "CONFIG_VIRTFS=y" >> $config_host_mak
3816 fi
3817 if test "$vhost_scsi" = "yes" ; then
3818   echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
3819 fi
3820 if test "$blobs" = "yes" ; then
3821   echo "INSTALL_BLOBS=yes" >> $config_host_mak
3822 fi
3823 if test "$iovec" = "yes" ; then
3824   echo "CONFIG_IOVEC=y" >> $config_host_mak
3825 fi
3826 if test "$preadv" = "yes" ; then
3827   echo "CONFIG_PREADV=y" >> $config_host_mak
3828 fi
3829 if test "$fdt" = "yes" ; then
3830   echo "CONFIG_FDT=y" >> $config_host_mak
3831 fi
3832 if test "$signalfd" = "yes" ; then
3833   echo "CONFIG_SIGNALFD=y" >> $config_host_mak
3834 fi
3835 if test "$tcg_interpreter" = "yes" ; then
3836   echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
3837 fi
3838 if test "$fdatasync" = "yes" ; then
3839   echo "CONFIG_FDATASYNC=y" >> $config_host_mak
3840 fi
3841 if test "$madvise" = "yes" ; then
3842   echo "CONFIG_MADVISE=y" >> $config_host_mak
3843 fi
3844 if test "$posix_madvise" = "yes" ; then
3845   echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
3846 fi
3847 if test "$sigev_thread_id" = "yes" ; then
3848   echo "CONFIG_SIGEV_THREAD_ID=y" >> $config_host_mak
3849 fi
3850
3851 if test "$spice" = "yes" ; then
3852   echo "CONFIG_SPICE=y" >> $config_host_mak
3853 fi
3854
3855 if test "$smartcard_nss" = "yes" ; then
3856   echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
3857   echo "libcacard_libs=$libcacard_libs" >> $config_host_mak
3858   echo "libcacard_cflags=$libcacard_cflags" >> $config_host_mak
3859 fi
3860
3861 if test "$libusb" = "yes" ; then
3862   echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
3863 fi
3864
3865 if test "$usb_redir" = "yes" ; then
3866   echo "CONFIG_USB_REDIR=y" >> $config_host_mak
3867 fi
3868
3869 if test "$glx" = "yes" ; then
3870   echo "CONFIG_GLX=y" >> $config_host_mak
3871   echo "GLX_LIBS=$glx_libs" >> $config_host_mak
3872 fi
3873
3874 if test "$libiscsi" = "yes" ; then
3875   echo "CONFIG_LIBISCSI=y" >> $config_host_mak
3876 fi
3877
3878 if test "$seccomp" = "yes"; then
3879   echo "CONFIG_SECCOMP=y" >> $config_host_mak
3880 fi
3881
3882 # XXX: suppress that
3883 if [ "$bsd" = "yes" ] ; then
3884   echo "CONFIG_BSD=y" >> $config_host_mak
3885 fi
3886
3887 echo "CONFIG_UNAME_RELEASE=\"$uname_release\"" >> $config_host_mak
3888
3889 if test "$zero_malloc" = "yes" ; then
3890   echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
3891 fi
3892 if test "$qom_cast_debug" = "yes" ; then
3893   echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
3894 fi
3895 if test "$rbd" = "yes" ; then
3896   echo "CONFIG_RBD=y" >> $config_host_mak
3897 fi
3898
3899 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
3900
3901 if test "$open_by_handle_at" = "yes" ; then
3902   echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
3903 fi
3904
3905 if test "$linux_magic_h" = "yes" ; then
3906   echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
3907 fi
3908
3909 if test "$pragma_diagnostic_available" = "yes" ; then
3910   echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
3911 fi
3912
3913 if test "$valgrind_h" = "yes" ; then
3914   echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
3915 fi
3916
3917 if test "$has_environ" = "yes" ; then
3918   echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
3919 fi
3920
3921 if test "$cpuid_h" = "yes" ; then
3922   echo "CONFIG_CPUID_H=y" >> $config_host_mak
3923 fi
3924
3925 if test "$int128" = "yes" ; then
3926   echo "CONFIG_INT128=y" >> $config_host_mak
3927 fi
3928
3929 if test "$getauxval" = "yes" ; then
3930   echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
3931 fi
3932
3933 if test "$glusterfs" = "yes" ; then
3934   echo "CONFIG_GLUSTERFS=y" >> $config_host_mak
3935 fi
3936
3937 if test "$libssh2" = "yes" ; then
3938   echo "CONFIG_LIBSSH2=y" >> $config_host_mak
3939 fi
3940
3941 if test "$virtio_blk_data_plane" = "yes" ; then
3942   echo 'CONFIG_VIRTIO_BLK_DATA_PLANE=$(CONFIG_VIRTIO)' >> $config_host_mak
3943 fi
3944
3945 # USB host support
3946 case "$usb" in
3947 linux)
3948   echo "HOST_USB=linux legacy" >> $config_host_mak
3949 ;;
3950 bsd)
3951   echo "HOST_USB=bsd" >> $config_host_mak
3952 ;;
3953 libusb)
3954   if test "$linux" = "yes"; then
3955     echo "HOST_USB=libusb linux legacy" >> $config_host_mak
3956   else
3957     echo "HOST_USB=libusb legacy" >> $config_host_mak
3958   fi
3959 ;;
3960 *)
3961   echo "HOST_USB=stub" >> $config_host_mak
3962 ;;
3963 esac
3964
3965 # TPM passthrough support?
3966 if test "$tpm" = "yes"; then
3967   echo 'CONFIG_TPM=$(CONFIG_SOFTMMU)' >> $config_host_mak
3968   if test "$tpm_passthrough" = "yes"; then
3969     echo "CONFIG_TPM_PASSTHROUGH=y" >> $config_host_mak
3970   fi
3971 fi
3972
3973 # use default implementation for tracing backend-specific routines
3974 trace_default=yes
3975 echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
3976 if test "$trace_backend" = "nop"; then
3977   echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
3978 fi
3979 if test "$trace_backend" = "simple"; then
3980   echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
3981   trace_default=no
3982   # Set the appropriate trace file.
3983   trace_file="\"$trace_file-\" FMT_pid"
3984 fi
3985 if test "$trace_backend" = "stderr"; then
3986   echo "CONFIG_TRACE_STDERR=y" >> $config_host_mak
3987   trace_default=no
3988 fi
3989 if test "$trace_backend" = "ust"; then
3990   echo "CONFIG_TRACE_UST=y" >> $config_host_mak
3991 fi
3992 if test "$trace_backend" = "dtrace"; then
3993   echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
3994   if test "$trace_backend_stap" = "yes" ; then
3995     echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
3996   fi
3997 fi
3998 if test "$trace_backend" = "ftrace"; then
3999   if test "$linux" = "yes" ; then
4000     echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
4001     trace_default=no
4002   else
4003     feature_not_found "ftrace(trace backend)"
4004   fi
4005 fi
4006 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
4007 if test "$trace_default" = "yes"; then
4008   echo "CONFIG_TRACE_DEFAULT=y" >> $config_host_mak
4009 fi
4010
4011 if test "$tcg_interpreter" = "yes"; then
4012   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
4013 elif test "$ARCH" = "sparc64" ; then
4014   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
4015 elif test "$ARCH" = "s390x" ; then
4016   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
4017 elif test "$ARCH" = "x86_64" ; then
4018   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
4019 else
4020   QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
4021 fi
4022 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg $QEMU_INCLUDES"
4023
4024 echo "TOOLS=$tools" >> $config_host_mak
4025 echo "ROMS=$roms" >> $config_host_mak
4026 echo "MAKE=$make" >> $config_host_mak
4027 echo "INSTALL=$install" >> $config_host_mak
4028 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
4029 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
4030 if test -n "$libtool"; then
4031   echo "INSTALL_PROG=\$(LIBTOOL) --mode=install $install -c -m 0755" >> $config_host_mak
4032   echo "INSTALL_LIB=\$(LIBTOOL) --mode=install $install -c -m 0644" >> $config_host_mak
4033 else
4034   echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
4035   echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
4036 fi
4037 echo "PYTHON=$python" >> $config_host_mak
4038 echo "CC=$cc" >> $config_host_mak
4039 echo "CC_I386=$cc_i386" >> $config_host_mak
4040 echo "HOST_CC=$host_cc" >> $config_host_mak
4041 echo "OBJCC=$objcc" >> $config_host_mak
4042 echo "AR=$ar" >> $config_host_mak
4043 echo "AS=$as" >> $config_host_mak
4044 echo "CPP=$cpp" >> $config_host_mak
4045 echo "OBJCOPY=$objcopy" >> $config_host_mak
4046 echo "LD=$ld" >> $config_host_mak
4047 echo "WINDRES=$windres" >> $config_host_mak
4048 echo "LIBTOOL=$libtool" >> $config_host_mak
4049 echo "CFLAGS=$CFLAGS" >> $config_host_mak
4050 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
4051 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
4052 if test "$sparse" = "yes" ; then
4053   echo "CC           := REAL_CC=\"\$(CC)\" cgcc"       >> $config_host_mak
4054   echo "HOST_CC      := REAL_CC=\"\$(HOST_CC)\" cgcc"  >> $config_host_mak
4055   echo "QEMU_CFLAGS  += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
4056 fi
4057 if test "$cross_prefix" != ""; then
4058   echo "AUTOCONF_HOST := --host=${cross_prefix%-}"     >> $config_host_mak
4059 else
4060   echo "AUTOCONF_HOST := "                             >> $config_host_mak
4061 fi
4062 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
4063 echo "LIBTOOLFLAGS=$LIBTOOLFLAGS" >> $config_host_mak
4064 echo "LIBS+=$LIBS" >> $config_host_mak
4065 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
4066 echo "EXESUF=$EXESUF" >> $config_host_mak
4067 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
4068 echo "POD2MAN=$POD2MAN" >> $config_host_mak
4069 echo "TRANSLATE_OPT_CFLAGS=$TRANSLATE_OPT_CFLAGS" >> $config_host_mak
4070 if test "$gcov" = "yes" ; then
4071   echo "CONFIG_GCOV=y" >> $config_host_mak
4072   echo "GCOV=$gcov_tool" >> $config_host_mak
4073 fi
4074
4075 # generate list of library paths for linker script
4076 $ld --verbose -v 2> /dev/null | grep SEARCH_DIR > config-host.ld
4077
4078 # use included Linux headers
4079 if test "$linux" = "yes" ; then
4080   mkdir -p linux-headers
4081   case "$cpu" in
4082   i386|x86_64)
4083     linux_arch=x86
4084     ;;
4085   ppcemb|ppc|ppc64)
4086     linux_arch=powerpc
4087     ;;
4088   s390x)
4089     linux_arch=s390
4090     ;;
4091   aarch64)
4092     linux_arch=arm64
4093     ;;
4094   *)
4095     # For most CPUs the kernel architecture name and QEMU CPU name match.
4096     linux_arch="$cpu"
4097     ;;
4098   esac
4099     # For non-KVM architectures we will not have asm headers
4100     if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
4101       symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
4102     fi
4103 fi
4104
4105 for target in $target_list; do
4106 target_dir="$target"
4107 config_target_mak=$target_dir/config-target.mak
4108 target_name=`echo $target | cut -d '-' -f 1`
4109 target_bigendian="no"
4110
4111 case "$target_name" in
4112   armeb|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or32|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
4113   target_bigendian=yes
4114   ;;
4115 esac
4116 target_softmmu="no"
4117 target_user_only="no"
4118 target_linux_user="no"
4119 target_bsd_user="no"
4120 case "$target" in
4121   ${target_name}-softmmu)
4122     target_softmmu="yes"
4123     ;;
4124   ${target_name}-linux-user)
4125     if test "$linux" != "yes" ; then
4126       error_exit "Target '$target' is only available on a Linux host"
4127     fi
4128     target_user_only="yes"
4129     target_linux_user="yes"
4130     ;;
4131   ${target_name}-bsd-user)
4132     if test "$bsd" != "yes" ; then
4133       error_exit "Target '$target' is only available on a BSD host"
4134     fi
4135     target_user_only="yes"
4136     target_bsd_user="yes"
4137     ;;
4138   *)
4139     error_exit "Target '$target' not recognised"
4140     exit 1
4141     ;;
4142 esac
4143
4144 mkdir -p $target_dir
4145 echo "# Automatically generated by configure - do not modify" > $config_target_mak
4146
4147 bflt="no"
4148 target_nptl="no"
4149 interp_prefix1=`echo "$interp_prefix" | sed "s/%M/$target_name/g"`
4150 gdb_xml_files=""
4151
4152 TARGET_ARCH="$target_name"
4153 TARGET_BASE_ARCH=""
4154 TARGET_ABI_DIR=""
4155
4156 case "$target_name" in
4157   i386)
4158   ;;
4159   x86_64)
4160     TARGET_BASE_ARCH=i386
4161   ;;
4162   alpha)
4163     target_nptl="yes"
4164   ;;
4165   arm|armeb)
4166     TARGET_ARCH=arm
4167     bflt="yes"
4168     target_nptl="yes"
4169     gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
4170   ;;
4171   cris)
4172     target_nptl="yes"
4173   ;;
4174   lm32)
4175   ;;
4176   m68k)
4177     bflt="yes"
4178     gdb_xml_files="cf-core.xml cf-fp.xml"
4179   ;;
4180   microblaze|microblazeel)
4181     TARGET_ARCH=microblaze
4182     bflt="yes"
4183     target_nptl="yes"
4184   ;;
4185   mips|mipsel)
4186     TARGET_ARCH=mips
4187     echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
4188     target_nptl="yes"
4189   ;;
4190   mipsn32|mipsn32el)
4191     TARGET_ARCH=mips64
4192     TARGET_BASE_ARCH=mips
4193     echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
4194     echo "TARGET_ABI32=y" >> $config_target_mak
4195   ;;
4196   mips64|mips64el)
4197     TARGET_ARCH=mips64
4198     TARGET_BASE_ARCH=mips
4199     echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
4200   ;;
4201   moxie)
4202   ;;
4203   or32)
4204     TARGET_ARCH=openrisc
4205     TARGET_BASE_ARCH=openrisc
4206   ;;
4207   ppc)
4208     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4209     target_nptl="yes"
4210   ;;
4211   ppcemb)
4212     TARGET_BASE_ARCH=ppc
4213     TARGET_ABI_DIR=ppc
4214     gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4215     target_nptl="yes"
4216   ;;
4217   ppc64)
4218     TARGET_BASE_ARCH=ppc
4219     TARGET_ABI_DIR=ppc
4220     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4221   ;;
4222   ppc64abi32)
4223     TARGET_ARCH=ppc64
4224     TARGET_BASE_ARCH=ppc
4225     TARGET_ABI_DIR=ppc
4226     echo "TARGET_ABI32=y" >> $config_target_mak
4227     gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
4228   ;;
4229   sh4|sh4eb)
4230     TARGET_ARCH=sh4
4231     bflt="yes"
4232     target_nptl="yes"
4233   ;;
4234   sparc)
4235   ;;
4236   sparc64)
4237     TARGET_BASE_ARCH=sparc
4238   ;;
4239   sparc32plus)
4240     TARGET_ARCH=sparc64
4241     TARGET_BASE_ARCH=sparc
4242     TARGET_ABI_DIR=sparc
4243     echo "TARGET_ABI32=y" >> $config_target_mak
4244   ;;
4245   s390x)
4246     target_nptl="yes"
4247   ;;
4248   unicore32)
4249   ;;
4250   xtensa|xtensaeb)
4251     TARGET_ARCH=xtensa
4252   ;;
4253   *)
4254     error_exit "Unsupported target CPU"
4255   ;;
4256 esac
4257 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
4258 if [ "$TARGET_BASE_ARCH" = "" ]; then
4259   TARGET_BASE_ARCH=$TARGET_ARCH
4260 fi
4261
4262 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
4263
4264 upper() {
4265     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
4266 }
4267
4268 target_arch_name="`upper $TARGET_ARCH`"
4269 echo "TARGET_$target_arch_name=y" >> $config_target_mak
4270 echo "TARGET_NAME=$target_name" >> $config_target_mak
4271 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
4272 if [ "$TARGET_ABI_DIR" = "" ]; then
4273   TARGET_ABI_DIR=$TARGET_ARCH
4274 fi
4275 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
4276 case "$target_name" in
4277   i386|x86_64)
4278     if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
4279       echo "CONFIG_XEN=y" >> $config_target_mak
4280       if test "$xen_pci_passthrough" = yes; then
4281         echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
4282       fi
4283     fi
4284     ;;
4285   *)
4286 esac
4287 case "$target_name" in
4288   arm|i386|x86_64|ppcemb|ppc|ppc64|s390x)
4289     # Make sure the target and host cpus are compatible
4290     if test "$kvm" = "yes" -a "$target_softmmu" = "yes" -a \
4291       \( "$target_name" = "$cpu" -o \
4292       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc" \) -o \
4293       \( "$target_name" = "ppc64"  -a "$cpu" = "ppc" \) -o \
4294       \( "$target_name" = "ppc"    -a "$cpu" = "ppc64" \) -o \
4295       \( "$target_name" = "ppcemb" -a "$cpu" = "ppc64" \) -o \
4296       \( "$target_name" = "x86_64" -a "$cpu" = "i386"   \) -o \
4297       \( "$target_name" = "i386"   -a "$cpu" = "x86_64" \) \) ; then
4298       echo "CONFIG_KVM=y" >> $config_target_mak
4299       if test "$vhost_net" = "yes" ; then
4300         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
4301       fi
4302     fi
4303 esac
4304 if test "$target_bigendian" = "yes" ; then
4305   echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
4306 fi
4307 if test "$target_softmmu" = "yes" ; then
4308   echo "CONFIG_SOFTMMU=y" >> $config_target_mak
4309 fi
4310 if test "$target_user_only" = "yes" ; then
4311   echo "CONFIG_USER_ONLY=y" >> $config_target_mak
4312   echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
4313 fi
4314 if test "$target_linux_user" = "yes" ; then
4315   echo "CONFIG_LINUX_USER=y" >> $config_target_mak
4316 fi
4317 list=""
4318 if test ! -z "$gdb_xml_files" ; then
4319   for x in $gdb_xml_files; do
4320     list="$list $source_path/gdb-xml/$x"
4321   done
4322   echo "TARGET_XML_FILES=$list" >> $config_target_mak
4323 fi
4324
4325 if test "$target_user_only" = "yes" -a "$bflt" = "yes"; then
4326   echo "TARGET_HAS_BFLT=y" >> $config_target_mak
4327 fi
4328 if test "$target_user_only" = "yes" \
4329         -a "$nptl" = "yes" -a "$target_nptl" = "yes"; then
4330   echo "CONFIG_USE_NPTL=y" >> $config_target_mak
4331 fi
4332 if test "$target_user_only" = "yes" -a "$guest_base" = "yes"; then
4333   echo "CONFIG_USE_GUEST_BASE=y" >> $config_target_mak
4334 fi
4335 if test "$target_bsd_user" = "yes" ; then
4336   echo "CONFIG_BSD_USER=y" >> $config_target_mak
4337 fi
4338
4339 # generate QEMU_CFLAGS/LDFLAGS for targets
4340
4341 cflags=""
4342 ldflags=""
4343
4344 for i in $ARCH $TARGET_BASE_ARCH ; do
4345   case "$i" in
4346   alpha)
4347     echo "CONFIG_ALPHA_DIS=y"  >> $config_target_mak
4348     echo "CONFIG_ALPHA_DIS=y"  >> config-all-disas.mak
4349   ;;
4350   arm)
4351     echo "CONFIG_ARM_DIS=y"  >> $config_target_mak
4352     echo "CONFIG_ARM_DIS=y"  >> config-all-disas.mak
4353   ;;
4354   cris)
4355     echo "CONFIG_CRIS_DIS=y"  >> $config_target_mak
4356     echo "CONFIG_CRIS_DIS=y"  >> config-all-disas.mak
4357   ;;
4358   hppa)
4359     echo "CONFIG_HPPA_DIS=y"  >> $config_target_mak
4360     echo "CONFIG_HPPA_DIS=y"  >> config-all-disas.mak
4361   ;;
4362   i386|x86_64)
4363     echo "CONFIG_I386_DIS=y"  >> $config_target_mak
4364     echo "CONFIG_I386_DIS=y"  >> config-all-disas.mak
4365   ;;
4366   ia64*)
4367     echo "CONFIG_IA64_DIS=y"  >> $config_target_mak
4368     echo "CONFIG_IA64_DIS=y"  >> config-all-disas.mak
4369   ;;
4370   lm32)
4371     echo "CONFIG_LM32_DIS=y"  >> $config_target_mak
4372     echo "CONFIG_LM32_DIS=y"  >> config-all-disas.mak
4373   ;;
4374   m68k)
4375     echo "CONFIG_M68K_DIS=y"  >> $config_target_mak
4376     echo "CONFIG_M68K_DIS=y"  >> config-all-disas.mak
4377   ;;
4378   microblaze*)
4379     echo "CONFIG_MICROBLAZE_DIS=y"  >> $config_target_mak
4380     echo "CONFIG_MICROBLAZE_DIS=y"  >> config-all-disas.mak
4381   ;;
4382   mips*)
4383     echo "CONFIG_MIPS_DIS=y"  >> $config_target_mak
4384     echo "CONFIG_MIPS_DIS=y"  >> config-all-disas.mak
4385   ;;
4386   moxie*)
4387     echo "CONFIG_MOXIE_DIS=y"  >> $config_target_mak
4388     echo "CONFIG_MOXIE_DIS=y"  >> config-all-disas.mak
4389   ;;
4390   or32)
4391     echo "CONFIG_OPENRISC_DIS=y"  >> $config_target_mak
4392     echo "CONFIG_OPENRISC_DIS=y"  >> config-all-disas.mak
4393   ;;
4394   ppc*)
4395     echo "CONFIG_PPC_DIS=y"  >> $config_target_mak
4396     echo "CONFIG_PPC_DIS=y"  >> config-all-disas.mak
4397   ;;
4398   s390*)
4399     echo "CONFIG_S390_DIS=y"  >> $config_target_mak
4400     echo "CONFIG_S390_DIS=y"  >> config-all-disas.mak
4401   ;;
4402   sh4)
4403     echo "CONFIG_SH4_DIS=y"  >> $config_target_mak
4404     echo "CONFIG_SH4_DIS=y"  >> config-all-disas.mak
4405   ;;
4406   sparc*)
4407     echo "CONFIG_SPARC_DIS=y"  >> $config_target_mak
4408     echo "CONFIG_SPARC_DIS=y"  >> config-all-disas.mak
4409   ;;
4410   xtensa*)
4411     echo "CONFIG_XTENSA_DIS=y"  >> $config_target_mak
4412     echo "CONFIG_XTENSA_DIS=y"  >> config-all-disas.mak
4413   ;;
4414   esac
4415 done
4416 if test "$tcg_interpreter" = "yes" ; then
4417   echo "CONFIG_TCI_DIS=y"  >> $config_target_mak
4418   echo "CONFIG_TCI_DIS=y"  >> config-all-disas.mak
4419 fi
4420
4421 case "$ARCH" in
4422 alpha)
4423   # Ensure there's only a single GP
4424   cflags="-msmall-data $cflags"
4425 ;;
4426 esac
4427
4428 if test "$gprof" = "yes" ; then
4429   echo "TARGET_GPROF=yes" >> $config_target_mak
4430   if test "$target_linux_user" = "yes" ; then
4431     cflags="-p $cflags"
4432     ldflags="-p $ldflags"
4433   fi
4434   if test "$target_softmmu" = "yes" ; then
4435     ldflags="-p $ldflags"
4436     echo "GPROF_CFLAGS=-p" >> $config_target_mak
4437   fi
4438 fi
4439
4440 if test "$ARCH" = "tci"; then
4441   linker_script=""
4442 else
4443   linker_script="-Wl,-T../config-host.ld -Wl,-T,\$(SRC_PATH)/ldscripts/\$(ARCH).ld"
4444 fi
4445
4446 if test "$target_linux_user" = "yes" -o "$target_bsd_user" = "yes" ; then
4447   case "$ARCH" in
4448   alpha | s390x | aarch64)
4449     # The default placement of the application is fine.
4450     ;;
4451   *)
4452     ldflags="$linker_script $ldflags"
4453     ;;
4454   esac
4455 fi
4456
4457 echo "LDFLAGS+=$ldflags" >> $config_target_mak
4458 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
4459
4460 done # for target in $targets
4461
4462 if [ "$pixman" = "internal" ]; then
4463   echo "config-host.h: subdir-pixman" >> $config_host_mak
4464 fi
4465
4466 if [ "$dtc_internal" = "yes" ]; then
4467   echo "config-host.h: subdir-dtc" >> $config_host_mak
4468 fi
4469
4470 # build tree in object directory in case the source is not in the current directory
4471 DIRS="tests tests/tcg tests/tcg/cris tests/tcg/lm32 tests/libqos"
4472 DIRS="$DIRS pc-bios/optionrom pc-bios/spapr-rtas pc-bios/s390-ccw"
4473 DIRS="$DIRS roms/seabios roms/vgabios"
4474 DIRS="$DIRS qapi-generated"
4475 FILES="Makefile tests/tcg/Makefile qdict-test-data.txt"
4476 FILES="$FILES tests/tcg/cris/Makefile tests/tcg/cris/.gdbinit"
4477 FILES="$FILES tests/tcg/lm32/Makefile po/Makefile"
4478 FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
4479 FILES="$FILES pc-bios/spapr-rtas/Makefile"
4480 FILES="$FILES pc-bios/s390-ccw/Makefile"
4481 FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
4482 FILES="$FILES pc-bios/qemu-icon.bmp"
4483 for bios_file in \
4484     $source_path/pc-bios/*.bin \
4485     $source_path/pc-bios/*.aml \
4486     $source_path/pc-bios/*.rom \
4487     $source_path/pc-bios/*.dtb \
4488     $source_path/pc-bios/*.img \
4489     $source_path/pc-bios/openbios-* \
4490     $source_path/pc-bios/palcode-*
4491 do
4492     FILES="$FILES pc-bios/`basename $bios_file`"
4493 done
4494 mkdir -p $DIRS
4495 for f in $FILES ; do
4496     if [ -e "$source_path/$f" ] && [ "$source_path" != `pwd` ]; then
4497         symlink "$source_path/$f" "$f"
4498     fi
4499 done
4500
4501 # temporary config to build submodules
4502 for rom in seabios vgabios ; do
4503     config_mak=roms/$rom/config.mak
4504     echo "# Automatically generated by configure - do not modify" > $config_mak
4505     echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
4506     echo "AS=$as" >> $config_mak
4507     echo "CC=$cc" >> $config_mak
4508     echo "BCC=bcc" >> $config_mak
4509     echo "CPP=$cpp" >> $config_mak
4510     echo "OBJCOPY=objcopy" >> $config_mak
4511     echo "IASL=iasl" >> $config_mak
4512     echo "LD=$ld" >> $config_mak
4513 done
4514
4515 if test "$docs" = "yes" ; then
4516   mkdir -p QMP
4517 fi