TMPO="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.o"
TMPE="${TMPDIR1}/qemu-conf-${RANDOM}-$$-${RANDOM}.exe"
-trap "rm -f $TMPC $TMPO $TMPE ; exit" EXIT INT QUIT TERM
+# NB: do not call "exit" in the trap handler; this is buggy with some shells;
+# see <1285349658-3122-1-git-send-email-loic.minier@linaro.org>
+trap "rm -f $TMPC $TMPO $TMPE" EXIT INT QUIT TERM
+rm -f config.log
compile_object() {
- $cc $QEMU_CFLAGS -c -o $TMPO $TMPC > /dev/null 2> /dev/null
+ echo $cc $QEMU_CFLAGS -c -o $TMPO $TMPC >> config.log
+ $cc $QEMU_CFLAGS -c -o $TMPO $TMPC >> config.log 2>&1
}
compile_prog() {
local_cflags="$1"
local_ldflags="$2"
- $cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags > /dev/null 2> /dev/null
+ echo $cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags >> config.log
+ $cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $local_ldflags >> config.log 2>&1
+}
+
+# symbolically link $1 to $2. Portable version of "ln -sf".
+symlink() {
+ rm -f $2
+ ln -s $1 $2
}
# check whether a command is available to this shell (may be either an
}
# default parameters
+source_path=`dirname "$0"`
cpu=""
interp_prefix="/usr/gnemul/qemu-%M"
static="no"
sparc_cpu=""
cross_prefix=""
-cc="gcc"
audio_drv_list=""
-audio_card_list="ac97 es1370 sb16"
-audio_possible_cards="ac97 es1370 sb16 cs4231a adlib gus"
+audio_card_list="ac97 es1370 sb16 hda"
+audio_possible_cards="ac97 es1370 sb16 cs4231a adlib gus hda"
block_drv_whitelist=""
host_cc="gcc"
-ar="ar"
-make="make"
-install="install"
-objcopy="objcopy"
-ld="ld"
helper_cflags=""
libs_softmmu=""
libs_tools=""
audio_pt_int=""
audio_win_int=""
+cc_i386=i386-pc-linux-gnu-gcc
+
+target_list=""
+
+# Default value for a variable defining feature "foo".
+# * foo="no" feature will only be used if --enable-foo arg is given
+# * foo="" feature will be searched for, and if found, will be used
+# unless --disable-foo is given
+# * foo="yes" this value will only be set by --enable-foo flag.
+# feature will searched for,
+# if not found, configure exits with error
+#
+# Always add --enable-foo and --disable-foo command line args.
+# Distributions want to ensure that several features are compiled in, and it
+# is impossible without a --enable-foo that exits if a feature is not found.
+
+bluez=""
+brlapi=""
+curl=""
+curses=""
+docs=""
+fdt=""
+kvm=""
+kvm_para=""
+nptl=""
+sdl=""
+sparse="no"
+uuid=""
+vde=""
+vnc_tls=""
+vnc_sasl=""
+vnc_jpeg=""
+vnc_png=""
+vnc_thread="no"
+xen=""
+linux_aio=""
+attr=""
+vhost_net=""
+xfs=""
+
+gprof="no"
+debug_tcg="no"
+debug_mon="no"
+debug="no"
+strip_opt="yes"
+bigendian="no"
+mingw32="no"
+EXESUF=""
+prefix="/usr/local"
+mandir="\${prefix}/share/man"
+datadir="\${prefix}/share/qemu"
+docdir="\${prefix}/share/doc/qemu"
+bindir="\${prefix}/bin"
+sysconfdir="\${prefix}/etc"
+confsuffix="/qemu"
+slirp="yes"
+fmod_lib=""
+fmod_inc=""
+oss_lib=""
+bsd="no"
+linux="no"
+solaris="no"
+profiler="no"
+cocoa="no"
+softmmu="yes"
+linux_user="no"
+darwin_user="no"
+bsd_user="no"
+guest_base=""
+uname_release=""
+io_thread="no"
+mixemu="no"
+kerneldir=""
+aix="no"
+blobs="yes"
+pkgversion=""
+check_utests="no"
+user_pie="no"
+zero_malloc=""
+trace_backend="nop"
+trace_file="trace"
+spice=""
+rbd=""
# parse CC options first
for opt do
case "$opt" in
--cross-prefix=*) cross_prefix="$optarg"
;;
- --cc=*) cc="$optarg"
+ --cc=*) CC="$optarg"
+ ;;
+ --source-path=*) source_path="$optarg"
;;
--cpu=*) cpu="$optarg"
;;
# Using uname is really, really broken. Once we have the right set of checks
# we can eliminate it's usage altogether
-cc="${cross_prefix}${cc}"
-ar="${cross_prefix}${ar}"
-objcopy="${cross_prefix}${objcopy}"
-ld="${cross_prefix}${ld}"
+cc="${cross_prefix}${CC-gcc}"
+ar="${cross_prefix}${AR-ar}"
+objcopy="${cross_prefix}${OBJCOPY-objcopy}"
+ld="${cross_prefix}${LD-ld}"
+strip="${cross_prefix}${STRIP-strip}"
+windres="${cross_prefix}${WINDRES-windres}"
+pkg_config="${cross_prefix}${PKG_CONFIG-pkg-config}"
+sdl_config="${cross_prefix}${SDL_CONFIG-sdl-config}"
# default flags for all hosts
QEMU_CFLAGS="-fno-strict-aliasing $QEMU_CFLAGS"
QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
QEMU_CFLAGS="-D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
-QEMU_CFLAGS="-I. -I\$(SRC_PATH) $QEMU_CFLAGS"
+QEMU_INCLUDES="-I. -I\$(SRC_PATH)"
LDFLAGS="-g $LDFLAGS"
-gcc_flags="-Wold-style-declaration -Wold-style-definition -fstack-protector-all"
-cat > $TMPC << EOF
-int main(void) { return 0; }
-EOF
-for flag in $gcc_flags; do
- if compile_prog "-Werror $QEMU_CFLAGS" "-Werror $flag" ; then
- QEMU_CFLAGS="$flag $QEMU_CFLAGS"
- fi
-done
-
-# check that the C compiler works.
-cat > $TMPC <<EOF
-int main(void) {}
-EOF
-
-if compile_object ; then
- : C compiler works ok
-else
- echo "ERROR: \"$cc\" either does not exist or does not work"
- exit 1
-fi
+# make source path absolute
+source_path=`cd "$source_path"; pwd`
check_define() {
cat > $TMPC <<EOF
cpu="mips"
elif check_define __ia64__ ; then
cpu="ia64"
+elif check_define __s390__ ; then
+ if check_define __s390x__ ; then
+ cpu="s390x"
+ else
+ cpu="s390"
+ fi
else
cpu=`uname -m`
fi
-target_list=""
case "$cpu" in
alpha|cris|ia64|m68k|microblaze|ppc|ppc64|sparc64)
cpu="$cpu"
;;
esac
-# Default value for a variable defining feature "foo".
-# * foo="no" feature will only be used if --enable-foo arg is given
-# * foo="" feature will be searched for, and if found, will be used
-# unless --disable-foo is given
-# * foo="yes" this value will only be set by --enable-foo flag.
-# feature will searched for,
-# if not found, configure exits with error
-#
-# Always add --enable-foo and --disable-foo command line args.
-# Distributions want to ensure that several features are compiled in, and it
-# is impossible without a --enable-foo that exits if a feature is not found.
-
-bluez=""
-brlapi=""
-curl=""
-curses=""
-docs=""
-fdt=""
-kvm=""
-kvm_para=""
-nptl=""
-sdl=""
-sparse="no"
-uuid=""
-vde=""
-vnc_tls=""
-vnc_sasl=""
-xen=""
-linux_aio=""
-vhost_net=""
-
-gprof="no"
-debug_tcg="no"
-debug_mon="no"
-debug="no"
-strip_opt="yes"
-bigendian="no"
-mingw32="no"
-EXESUF=""
-prefix="/usr/local"
-mandir="\${prefix}/share/man"
-datadir="\${prefix}/share/qemu"
-docdir="\${prefix}/share/doc/qemu"
-bindir="\${prefix}/bin"
-sysconfdir="\${prefix}/etc"
-confsuffix="/qemu"
-slirp="yes"
-fmod_lib=""
-fmod_inc=""
-oss_lib=""
-bsd="no"
-linux="no"
-solaris="no"
-profiler="no"
-cocoa="no"
-softmmu="yes"
-linux_user="no"
-darwin_user="no"
-bsd_user="no"
-guest_base=""
-uname_release=""
-io_thread="no"
-mixemu="no"
-kerneldir=""
-aix="no"
-blobs="yes"
-pkgversion=""
-check_utests="no"
-user_pie="no"
-zero_malloc=""
-
# OS specific
if check_define __linux__ ; then
targetos="Linux"
targetos='OpenBSD'
elif check_define __sun__ ; then
targetos='SunOS'
+elif check_define __HAIKU__ ; then
+ targetos='Haiku'
else
targetos=`uname -s`
fi
;;
FreeBSD)
bsd="yes"
- make="gmake"
+ make="${MAKE-gmake}"
audio_drv_list="oss"
audio_possible_drivers="oss sdl esd pa"
# needed for kinfo_getvmmap(3) in libutil.h
;;
DragonFly)
bsd="yes"
- make="gmake"
+ make="${MAKE-gmake}"
audio_drv_list="oss"
audio_possible_drivers="oss sdl esd pa"
;;
NetBSD)
bsd="yes"
- make="gmake"
+ make="${MAKE-gmake}"
audio_drv_list="oss"
audio_possible_drivers="oss sdl esd"
oss_lib="-lossaudio"
;;
OpenBSD)
bsd="yes"
- make="gmake"
+ make="${MAKE-gmake}"
audio_drv_list="oss"
audio_possible_drivers="oss sdl esd"
oss_lib="-lossaudio"
;;
SunOS)
solaris="yes"
- make="gmake"
- install="ginstall"
+ make="${MAKE-gmake}"
+ install="${INSTALL-ginstall}"
ld="gld"
needs_libsunmath="no"
solarisrev=`uname -r | cut -f2 -d.`
;;
AIX)
aix="yes"
- make="gmake"
+ make="${MAKE-gmake}"
+;;
+Haiku)
+ haiku="yes"
+ QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
+ LIBS="-lposix_error_mapper -lnetwork $LIBS"
;;
*)
audio_drv_list="oss"
bsd_user="yes"
fi
+: ${make=${MAKE-make}}
+: ${install=${INSTALL-install}}
+
if test "$mingw32" = "yes" ; then
EXESUF=".exe"
QEMU_CFLAGS="-DWIN32_LEAN_AND_MEAN -DWINVER=0x501 $QEMU_CFLAGS"
confsuffix=""
fi
-# find source path
-source_path=`dirname "$0"`
-source_path_used="no"
-workdir=`pwd`
-if [ -z "$source_path" ]; then
- source_path=$workdir
-else
- source_path=`cd "$source_path"; pwd`
-fi
-[ -f "$workdir/vl.c" ] || source_path_used="yes"
-
werror=""
for opt do
;;
--interp-prefix=*) interp_prefix="$optarg"
;;
- --source-path=*) source_path="$optarg"
- source_path_used="yes"
+ --source-path=*)
;;
--cross-prefix=*)
;;
;;
--target-list=*) target_list="$optarg"
;;
+ --enable-trace-backend=*) trace_backend="$optarg"
+ ;;
+ --with-trace-file=*) trace_file="$optarg"
+ ;;
--enable-gprof) gprof="yes"
;;
--static)
;;
--enable-vnc-sasl) vnc_sasl="yes"
;;
+ --disable-vnc-jpeg) vnc_jpeg="no"
+ ;;
+ --enable-vnc-jpeg) vnc_jpeg="yes"
+ ;;
+ --disable-vnc-png) vnc_png="no"
+ ;;
+ --enable-vnc-png) vnc_png="yes"
+ ;;
+ --disable-vnc-thread) vnc_thread="no"
+ ;;
+ --enable-vnc-thread) vnc_thread="yes"
+ ;;
--disable-slirp) slirp="no"
;;
--disable-uuid) uuid="no"
;;
--enable-kvm) kvm="yes"
;;
+ --disable-spice) spice="no"
+ ;;
+ --enable-spice) spice="yes"
+ ;;
--enable-profiler) profiler="yes"
;;
--enable-cocoa)
;;
--enable-linux-aio) linux_aio="yes"
;;
+ --disable-attr) attr="no"
+ ;;
+ --enable-attr) attr="yes"
+ ;;
--enable-io-thread) io_thread="yes"
;;
--disable-blobs) blobs="no"
;;
--*dir)
;;
+ --disable-rbd) rbd="no"
+ ;;
+ --enable-rbd) rbd="yes"
+ ;;
*) echo "ERROR: unknown option $opt"; show_help="yes"
;;
esac
fi
;;
s390)
- QEMU_CFLAGS="-march=z900 $QEMU_CFLAGS"
+ QEMU_CFLAGS="-m31 -march=z990 $QEMU_CFLAGS"
+ LDFLAGS="-m31 $LDFLAGS"
+ host_guest_base="yes"
+ ;;
+ s390x)
+ QEMU_CFLAGS="-m64 -march=z990 $QEMU_CFLAGS"
+ LDFLAGS="-m64 $LDFLAGS"
+ host_guest_base="yes"
;;
i386)
QEMU_CFLAGS="-m32 $QEMU_CFLAGS"
LDFLAGS="-m32 $LDFLAGS"
+ cc_i386='$(CC) -m32'
helper_cflags="-fomit-frame-pointer"
host_guest_base="yes"
;;
x86_64)
QEMU_CFLAGS="-m64 $QEMU_CFLAGS"
LDFLAGS="-m64 $LDFLAGS"
+ cc_i386='$(CC) -m32'
host_guest_base="yes"
;;
arm*)
echo " --enable-vnc-tls enable TLS encryption for VNC server"
echo " --disable-vnc-sasl disable SASL encryption for VNC server"
echo " --enable-vnc-sasl enable SASL encryption for VNC server"
+echo " --disable-vnc-jpeg disable JPEG lossy compression for VNC server"
+echo " --enable-vnc-jpeg enable JPEG lossy compression for VNC server"
+echo " --disable-vnc-png disable PNG compression for VNC server (default)"
+echo " --enable-vnc-png enable PNG compression for VNC server"
+echo " --disable-vnc-thread disable threaded VNC server"
+echo " --enable-vnc-thread enable threaded VNC server"
echo " --disable-curses disable curses output"
echo " --enable-curses enable curses output"
echo " --disable-curl disable curl connectivity"
echo " --enable-vde enable support for vde network"
echo " --disable-linux-aio disable Linux AIO support"
echo " --enable-linux-aio enable Linux AIO support"
+echo " --disable-attr disables attr and xattr support"
+echo " --enable-attr enable attr and xattr support"
echo " --enable-io-thread enable IO thread"
echo " --disable-blobs disable installing provided firmware blobs"
echo " --kerneldir=PATH look for kernel includes in PATH"
echo " --disable-docs disable documentation build"
echo " --disable-vhost-net disable vhost-net acceleration support"
echo " --enable-vhost-net enable vhost-net acceleration support"
+echo " --enable-trace-backend=B Trace backend nop simple ust dtrace"
+echo " --with-trace-file=NAME Full PATH,NAME of file to store traces"
+echo " Default:trace-<pid>"
+echo " --disable-spice disable spice"
+echo " --enable-spice enable spice"
+echo " --enable-rbd enable building the rados block device (rbd)"
echo ""
echo "NOTE: The object files are built at the place where configure is launched"
exit 1
fi
+# check that the C compiler works.
+cat > $TMPC <<EOF
+int main(void) {}
+EOF
+
+if compile_object ; then
+ : C compiler works ok
+else
+ echo "ERROR: \"$cc\" either does not exist or does not work"
+ exit 1
+fi
+
+gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
+gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
+gcc_flags="-Wmissing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
+gcc_flags="-fstack-protector-all $gcc_flags"
+cat > $TMPC << EOF
+int main(void) { return 0; }
+EOF
+for flag in $gcc_flags; do
+ if compile_prog "-Werror $QEMU_CFLAGS" "-Werror $flag" ; then
+ QEMU_CFLAGS="$QEMU_CFLAGS $flag"
+ fi
+done
+
#
# Solaris specific configure tool chain decisions
#
fi
-# host long bits test
-hostlongbits="32"
-case "$cpu" in
- x86_64|alpha|ia64|sparc64|ppc64|s390x)
- hostlongbits=64
- ;;
-esac
+# host long bits test, actually a pointer size test
+cat > $TMPC << EOF
+int sizeof_pointer_is_8[sizeof(void *) == 8 ? 1 : -1];
+EOF
+if compile_object; then
+hostlongbits=64
+else
+hostlongbits=32
+fi
##########################################
fi
##########################################
-# pkgconfig probe
+# pkg-config probe
-pkgconfig="${cross_prefix}pkg-config"
-if ! has $pkgconfig; then
- # likely not cross compiling, or hope for the best
- pkgconfig=pkg-config
+if ! has $pkg_config; then
+ echo warning: proceeding without "$pkg_config" >&2
+ pkg_config=/bin/false
fi
##########################################
##########################################
# SDL probe
-# Look for sdl configuration program (pkg-config or sdl-config).
-# Prefer variant with cross prefix if cross compiling,
-# and favour pkg-config with sdl over sdl-config.
-if test -n "$cross_prefix" -a $pkgconfig != pkg-config && \
- $pkgconfig sdl --modversion >/dev/null 2>&1; then
- sdlconfig="$pkgconfig sdl"
- _sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
-elif test -n "$cross_prefix" && has ${cross_prefix}sdl-config; then
- sdlconfig="${cross_prefix}sdl-config"
- _sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
-elif $pkgconfig sdl --modversion >/dev/null 2>&1; then
- sdlconfig="$pkgconfig sdl"
+# Look for sdl configuration program (pkg-config or sdl-config). Try
+# sdl-config even without cross prefix, and favour pkg-config over sdl-config.
+if test "`basename $sdl_config`" != sdl-config && ! has ${sdl_config}; then
+ sdl_config=sdl-config
+fi
+
+if $pkg_config sdl --modversion >/dev/null 2>&1; then
+ sdlconfig="$pkg_config sdl"
_sdlversion=`$sdlconfig --modversion 2>/dev/null | sed 's/[^0-9]//g'`
-elif has sdl-config; then
- sdlconfig='sdl-config'
+elif has ${sdl_config}; then
+ sdlconfig="$sdl_config"
_sdlversion=`$sdlconfig --version | sed 's/[^0-9]//g'`
else
if test "$sdl" = "yes" ; then
fi
sdl=no
fi
+if test -n "$cross_prefix" && test "`basename $sdlconfig`" = sdl-config; then
+ echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
+fi
sdl_too_old=no
if test "$sdl" != "no" ; then
#include <gnutls/gnutls.h>
int main(void) { gnutls_session_t s; gnutls_init(&s, GNUTLS_SERVER); return 0; }
EOF
- vnc_tls_cflags=`$pkgconfig --cflags gnutls 2> /dev/null`
- vnc_tls_libs=`$pkgconfig --libs gnutls 2> /dev/null`
+ vnc_tls_cflags=`$pkg_config --cflags gnutls 2> /dev/null`
+ vnc_tls_libs=`$pkg_config --libs gnutls 2> /dev/null`
if compile_prog "$vnc_tls_cflags" "$vnc_tls_libs" ; then
vnc_tls=yes
libs_softmmu="$vnc_tls_libs $libs_softmmu"
fi
fi
+##########################################
+# VNC JPEG detection
+if test "$vnc_jpeg" != "no" ; then
+cat > $TMPC <<EOF
+#include <stdio.h>
+#include <jpeglib.h>
+int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
+EOF
+ vnc_jpeg_cflags=""
+ vnc_jpeg_libs="-ljpeg"
+ if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
+ vnc_jpeg=yes
+ libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
+ else
+ if test "$vnc_jpeg" = "yes" ; then
+ feature_not_found "vnc-jpeg"
+ fi
+ vnc_jpeg=no
+ fi
+fi
+
+##########################################
+# VNC PNG detection
+if test "$vnc_png" != "no" ; then
+cat > $TMPC <<EOF
+//#include <stdio.h>
+#include <png.h>
+#include <stddef.h>
+int main(void) {
+ png_structp png_ptr;
+ png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ return 0;
+}
+EOF
+ vnc_png_cflags=""
+ vnc_png_libs="-lpng"
+ if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
+ vnc_png=yes
+ libs_softmmu="$vnc_png_libs $libs_softmmu"
+ else
+ if test "$vnc_png" = "yes" ; then
+ feature_not_found "vnc-png"
+ fi
+ vnc_png=no
+ fi
+fi
+
##########################################
# fnmatch() probe, used for ACL routines
fnmatch="no"
fi
fi
+##########################################
+# xfsctl() probe, used for raw-posix
+if test "$xfs" != "no" ; then
+ cat > $TMPC << EOF
+#include <xfs/xfs.h>
+int main(void)
+{
+ xfsctl(NULL, 0, 0, NULL);
+ return 0;
+}
+EOF
+ if compile_prog "" "" ; then
+ xfs="yes"
+ else
+ if test "$xfs" = "yes" ; then
+ feature_not_found "xfs"
+ fi
+ xfs=no
+ fi
+fi
+
##########################################
# vde libraries probe
if test "$vde" != "no" ; then
brlapi_libs="-lbrlapi"
cat > $TMPC << EOF
#include <brlapi.h>
+#include <stddef.h>
int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
EOF
if compile_prog "" "$brlapi_libs" ; then
##########################################
# curl probe
-if $pkgconfig libcurl --modversion >/dev/null 2>&1; then
- curlconfig="$pkgconfig libcurl"
+if $pkg_config libcurl --modversion >/dev/null 2>&1; then
+ curlconfig="$pkg_config libcurl"
else
curlconfig=curl-config
fi
#include <check.h>
int main(void) { suite_create("qemu test"); return 0; }
EOF
- check_libs=`$pkgconfig --libs check`
+ check_libs=`$pkg_config --libs check`
if compile_prog "" $check_libs ; then
check_utests=yes
libs_tools="$check_libs $libs_tools"
#include <bluetooth/bluetooth.h>
int main(void) { return bt_error(0); }
EOF
- bluez_cflags=`$pkgconfig --cflags bluez 2> /dev/null`
- bluez_libs=`$pkgconfig --libs bluez 2> /dev/null`
+ bluez_cflags=`$pkg_config --cflags bluez 2> /dev/null`
+ bluez_libs=`$pkg_config --libs bluez 2> /dev/null`
if compile_prog "$bluez_cflags" "$bluez_libs" ; then
bluez=yes
libs_softmmu="$bluez_libs $libs_softmmu"
kvm_cflags="$kvm_cflags -I$kerneldir/arch/$cpu/include"
fi
else
- kvm_cflags=`$pkgconfig --cflags kvm-kmod 2>/dev/null`
+ kvm_cflags=`$pkg_config --cflags kvm-kmod 2>/dev/null`
fi
if compile_prog "$kvm_cflags" "" ; then
kvm=yes
#include <pthread.h>
int main(void) { pthread_create(0,0,0,0); return 0; }
EOF
-for pthread_lib in $PTHREADLIBS_LIST; do
- if compile_prog "" "$pthread_lib" ; then
- pthread=yes
- LIBS="$pthread_lib $LIBS"
- break
- fi
-done
+if compile_prog "" "" ; then
+ pthread=yes
+else
+ for pthread_lib in $PTHREADLIBS_LIST; do
+ if compile_prog "" "$pthread_lib" ; then
+ pthread=yes
+ LIBS="$pthread_lib $LIBS"
+ break
+ fi
+ done
+fi
if test "$mingw32" != yes -a "$pthread" = no; then
echo
exit 1
fi
+##########################################
+# rbd probe
+if test "$rbd" != "no" ; then
+ cat > $TMPC <<EOF
+#include <stdio.h>
+#include <rados/librados.h>
+int main(void) { rados_initialize(0, NULL); return 0; }
+EOF
+ rbd_libs="-lrados -lcrypto"
+ if compile_prog "" "$rbd_libs" ; then
+ librados_too_old=no
+ cat > $TMPC <<EOF
+#include <stdio.h>
+#include <rados/librados.h>
+#ifndef CEPH_OSD_TMAP_SET
+#error missing CEPH_OSD_TMAP_SET
+#endif
+int main(void) {
+ int (*func)(const rados_pool_t pool, uint64_t *snapid) = rados_selfmanaged_snap_create;
+ rados_initialize(0, NULL);
+ return 0;
+}
+EOF
+ if compile_prog "" "$rbd_libs" ; then
+ rbd=yes
+ libs_tools="$rbd_libs $libs_tools"
+ libs_softmmu="$rbd_libs $libs_softmmu"
+ else
+ rbd=no
+ librados_too_old=yes
+ fi
+ else
+ if test "$rbd" = "yes" ; then
+ feature_not_found "rados block device"
+ fi
+ rbd=no
+ fi
+ if test "$librados_too_old" = "yes" ; then
+ echo "-> Your librados version is too old - upgrade needed to have rbd support"
+ fi
+fi
+
##########################################
# linux-aio probe
cat > $TMPC <<EOF
#include <libaio.h>
#include <sys/eventfd.h>
+#include <stddef.h>
int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
EOF
if compile_prog "" "-laio" ; then
fi
fi
+##########################################
+# attr probe
+
+if test "$attr" != "no" ; then
+ cat > $TMPC <<EOF
+#include <stdio.h>
+#include <sys/types.h>
+#include <attr/xattr.h>
+int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
+EOF
+ if compile_prog "" "-lattr" ; then
+ attr=yes
+ LIBS="-lattr $LIBS"
+ else
+ if test "$attr" = "yes" ; then
+ feature_not_found "ATTR"
+ fi
+ attr=no
+ fi
+fi
+
##########################################
# iovec probe
cat > $TMPC <<EOF
utimens=no
cat > $TMPC << EOF
#define _ATFILE_SOURCE
-#define _GNU_SOURCE
#include <stddef.h>
#include <fcntl.h>
# check if pipe2 is there
pipe2=no
cat > $TMPC << EOF
-#define _GNU_SOURCE
#include <unistd.h>
#include <fcntl.h>
# check if accept4 is there
accept4=no
cat > $TMPC << EOF
-#define _GNU_SOURCE
#include <sys/socket.h>
#include <stddef.h>
# check if tee/splice is there. vmsplice was added same time.
splice=no
cat > $TMPC << EOF
-#define _GNU_SOURCE
#include <unistd.h>
#include <fcntl.h>
#include <limits.h>
splice=yes
fi
+##########################################
+# signalfd probe
+signalfd="no"
+cat > $TMPC << EOF
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <signal.h>
+int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
+EOF
+
+if compile_prog "" "" ; then
+ signalfd=yes
+fi
+
# check if eventfd is supported
eventfd=no
cat > $TMPC << EOF
fallocate=yes
fi
+# check for sync_file_range
+sync_file_range=no
+cat > $TMPC << EOF
+#include <fcntl.h>
+
+int main(void)
+{
+ sync_file_range(0, 0, 0, 0);
+ return 0;
+}
+EOF
+if compile_prog "$ARCH_CFLAGS" "" ; then
+ sync_file_range=yes
+fi
+
+# check for linux/fiemap.h and FS_IOC_FIEMAP
+fiemap=no
+cat > $TMPC << EOF
+#include <sys/ioctl.h>
+#include <linux/fs.h>
+#include <linux/fiemap.h>
+
+int main(void)
+{
+ ioctl(0, FS_IOC_FIEMAP, 0);
+ return 0;
+}
+EOF
+if compile_prog "$ARCH_CFLAGS" "" ; then
+ fiemap=yes
+fi
+
# check for dup3
dup3=no
cat > $TMPC << EOF
fi
if test "$darwin" != "yes" -a "$mingw32" != "yes" -a "$solaris" != yes -a \
- "$aix" != "yes" ; then
+ "$aix" != "yes" -a "$haiku" != "yes" ; then
libs_softmmu="-lutil $libs_softmmu"
fi
gcc_attribute_warn_unused_result=yes
fi
+# spice probe
+if test "$spice" != "no" ; then
+ cat > $TMPC << EOF
+#include <spice.h>
+int main(void) { spice_server_new(); return 0; }
+EOF
+ spice_cflags=$($pkgconfig --cflags spice-protocol spice-server 2>/dev/null)
+ spice_libs=$($pkgconfig --libs spice-protocol spice-server 2>/dev/null)
+ if $pkgconfig --atleast-version=0.5.3 spice-server >/dev/null 2>&1 && \
+ compile_prog "$spice_cflags" "$spice_libs" ; then
+ spice="yes"
+ libs_softmmu="$libs_softmmu $spice_libs"
+ QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
+ else
+ if test "$spice" = "yes" ; then
+ feature_not_found "spice"
+ fi
+ spice="no"
+ fi
+fi
+
+##########################################
+
##########################################
# check if we have fdatasync
fdatasync=yes
fi
+##########################################
+# check if we have madvise
+
+madvise=no
+cat > $TMPC << EOF
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <stddef.h>
+int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
+EOF
+if compile_prog "" "" ; then
+ madvise=yes
+fi
+
+##########################################
+# check if we have posix_madvise
+
+posix_madvise=no
+cat > $TMPC << EOF
+#include <sys/mman.h>
+#include <stddef.h>
+int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
+EOF
+if compile_prog "" "" ; then
+ posix_madvise=yes
+fi
+
+##########################################
+# check if trace backend exists
+
+sh "$source_path/scripts/tracetool" "--$trace_backend" --check-backend > /dev/null 2> /dev/null
+if test "$?" -ne 0 ; then
+ echo
+ echo "Error: invalid trace backend"
+ echo "Please choose a supported trace backend."
+ echo
+ exit 1
+fi
+
+##########################################
+# For 'ust' backend, test if ust headers are present
+if test "$trace_backend" = "ust"; then
+ cat > $TMPC << EOF
+#include <ust/tracepoint.h>
+#include <ust/marker.h>
+int main(void) { return 0; }
+EOF
+ if compile_prog "" "" ; then
+ LIBS="-lust $LIBS"
+ else
+ echo
+ echo "Error: Trace backend 'ust' missing libust header files"
+ echo
+ exit 1
+ fi
+fi
+
+##########################################
+# For 'dtrace' backend, test if 'dtrace' command is present
+if test "$trace_backend" = "dtrace"; then
+ if ! has 'dtrace' ; then
+ echo
+ echo "Error: dtrace command is not found in PATH $PATH"
+ echo
+ exit 1
+ fi
+ trace_backend_stap="no"
+ if has 'stap' ; then
+ trace_backend_stap="yes"
+ fi
+fi
+
+##########################################
# End of CC checks
# After here, no more $cc or $ld runs
fi
fi
+# Use ASLR, no-SEH and DEP if available
+if test "$mingw32" = "yes" ; then
+ for flag in --dynamicbase --no-seh --nxcompat; do
+ if $ld --help 2>/dev/null | grep ".$flag" >/dev/null 2>/dev/null ; then
+ LDFLAGS="-Wl,$flag $LDFLAGS"
+ fi
+ done
+fi
+
confdir=$sysconfdir$confsuffix
tools=
echo "Mixer emulation $mixemu"
echo "VNC TLS support $vnc_tls"
echo "VNC SASL support $vnc_sasl"
+echo "VNC JPEG support $vnc_jpeg"
+echo "VNC PNG support $vnc_png"
+echo "VNC thread $vnc_thread"
if test -n "$sparc_cpu"; then
echo "Target Sparc Arch $sparc_cpu"
fi
echo "vde support $vde"
echo "IO thread $io_thread"
echo "Linux AIO support $linux_aio"
+echo "ATTR/XATTR support $attr"
echo "Install blobs $blobs"
echo "KVM support $kvm"
echo "fdt support $fdt"
echo "preadv support $preadv"
echo "fdatasync $fdatasync"
+echo "madvise $madvise"
+echo "posix_madvise $posix_madvise"
echo "uuid support $uuid"
echo "vhost-net support $vhost_net"
+echo "Trace backend $trace_backend"
+echo "Trace output file $trace_file-<pid>"
+echo "spice support $spice"
+echo "rbd support $rbd"
+echo "xfsctl support $xfs"
if test $sdl_too_old = "yes"; then
echo "-> Your SDL version is too old - please upgrade to have SDL support"
printf " '%s'" "$0" "$@" >> $config_host_mak
echo >> $config_host_mak
+echo all: >> $config_host_mak
echo "prefix=$prefix" >> $config_host_mak
echo "bindir=$bindir" >> $config_host_mak
echo "mandir=$mandir" >> $config_host_mak
echo "CONFIG_DEBUG_EXEC=y" >> $config_host_mak
fi
if test "$strip_opt" = "yes" ; then
- echo "STRIP_OPT=-s" >> $config_host_mak
+ echo "STRIP=${strip}" >> $config_host_mak
fi
if test "$bigendian" = "yes" ; then
echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
echo "HOST_LONG_BITS=$hostlongbits" >> $config_host_mak
if test "$mingw32" = "yes" ; then
echo "CONFIG_WIN32=y" >> $config_host_mak
+ rc_version=`cat $source_path/VERSION`
+ version_major=${rc_version%%.*}
+ rc_version=${rc_version#*.}
+ version_minor=${rc_version%%.*}
+ rc_version=${rc_version#*.}
+ version_subminor=${rc_version%%.*}
+ version_micro=0
+ echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
+ echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
else
echo "CONFIG_POSIX=y" >> $config_host_mak
fi
echo "CONFIG_NEEDS_LIBSUNMATH=y" >> $config_host_mak
fi
fi
+if test "$haiku" = "yes" ; then
+ echo "CONFIG_HAIKU=y" >> $config_host_mak
+fi
if test "$static" = "yes" ; then
echo "CONFIG_STATIC=y" >> $config_host_mak
fi
fi
if test "$slirp" = "yes" ; then
echo "CONFIG_SLIRP=y" >> $config_host_mak
- QEMU_CFLAGS="-I\$(SRC_PATH)/slirp $QEMU_CFLAGS"
+ QEMU_INCLUDES="-I\$(SRC_PATH)/slirp $QEMU_INCLUDES"
fi
if test "$vde" = "yes" ; then
echo "CONFIG_VDE=y" >> $config_host_mak
echo "CONFIG_VNC_SASL=y" >> $config_host_mak
echo "VNC_SASL_CFLAGS=$vnc_sasl_cflags" >> $config_host_mak
fi
+if test "$vnc_jpeg" != "no" ; then
+ echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
+ echo "VNC_JPEG_CFLAGS=$vnc_jpeg_cflags" >> $config_host_mak
+fi
+if test "$vnc_png" != "no" ; then
+ echo "CONFIG_VNC_PNG=y" >> $config_host_mak
+ echo "VNC_PNG_CFLAGS=$vnc_png_cflags" >> $config_host_mak
+fi
+if test "$vnc_thread" != "no" ; then
+ echo "CONFIG_VNC_THREAD=y" >> $config_host_mak
+ echo "CONFIG_THREAD=y" >> $config_host_mak
+fi
if test "$fnmatch" = "yes" ; then
echo "CONFIG_FNMATCH=y" >> $config_host_mak
fi
if test "$uuid" = "yes" ; then
echo "CONFIG_UUID=y" >> $config_host_mak
fi
+if test "$xfs" = "yes" ; then
+ echo "CONFIG_XFS=y" >> $config_host_mak
+fi
qemu_version=`head $source_path/VERSION`
echo "VERSION=$qemu_version" >>$config_host_mak
echo "PKGVERSION=$pkgversion" >>$config_host_mak
if test "$fallocate" = "yes" ; then
echo "CONFIG_FALLOCATE=y" >> $config_host_mak
fi
+if test "$sync_file_range" = "yes" ; then
+ echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
+fi
+if test "$fiemap" = "yes" ; then
+ echo "CONFIG_FIEMAP=y" >> $config_host_mak
+fi
if test "$dup3" = "yes" ; then
echo "CONFIG_DUP3=y" >> $config_host_mak
fi
fi
if test "$io_thread" = "yes" ; then
echo "CONFIG_IOTHREAD=y" >> $config_host_mak
+ echo "CONFIG_THREAD=y" >> $config_host_mak
fi
if test "$linux_aio" = "yes" ; then
echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
fi
+if test "$attr" = "yes" ; then
+ echo "CONFIG_ATTR=y" >> $config_host_mak
+fi
+if test "$linux" = "yes" ; then
+ if test "$attr" = "yes" ; then
+ echo "CONFIG_VIRTFS=y" >> $config_host_mak
+ fi
+fi
if test "$blobs" = "yes" ; then
echo "INSTALL_BLOBS=yes" >> $config_host_mak
fi
if test "$fdt" = "yes" ; then
echo "CONFIG_FDT=y" >> $config_host_mak
fi
+if test "$signalfd" = "yes" ; then
+ echo "CONFIG_SIGNALFD=y" >> $config_host_mak
+fi
if test "$need_offsetof" = "yes" ; then
echo "CONFIG_NEED_OFFSETOF=y" >> $config_host_mak
fi
if test "$fdatasync" = "yes" ; then
echo "CONFIG_FDATASYNC=y" >> $config_host_mak
fi
+if test "$madvise" = "yes" ; then
+ echo "CONFIG_MADVISE=y" >> $config_host_mak
+fi
+if test "$posix_madvise" = "yes" ; then
+ echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
+fi
+
+if test "$spice" = "yes" ; then
+ echo "CONFIG_SPICE=y" >> $config_host_mak
+fi
# XXX: suppress that
if [ "$bsd" = "yes" ] ; then
if test "$zero_malloc" = "yes" ; then
echo "CONFIG_ZERO_MALLOC=y" >> $config_host_mak
fi
+if test "$rbd" = "yes" ; then
+ echo "CONFIG_RBD=y" >> $config_host_mak
+fi
# USB host support
case "$usb" in
;;
esac
+echo "TRACE_BACKEND=$trace_backend" >> $config_host_mak
+if test "$trace_backend" = "simple"; then
+ echo "CONFIG_SIMPLE_TRACE=y" >> $config_host_mak
+fi
+# Set the appropriate trace file.
+if test "$trace_backend" = "simple"; then
+ trace_file="\"$trace_file-%u\""
+fi
+if test "$trace_backend" = "dtrace" -a "$trace_backend_stap" = "yes" ; then
+ echo "CONFIG_SYSTEMTAP_TRACE=y" >> $config_host_mak
+fi
+echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
+
echo "TOOLS=$tools" >> $config_host_mak
echo "ROMS=$roms" >> $config_host_mak
echo "MAKE=$make" >> $config_host_mak
echo "INSTALL_DATA=$install -m0644 -p" >> $config_host_mak
echo "INSTALL_PROG=$install -m0755 -p" >> $config_host_mak
echo "CC=$cc" >> $config_host_mak
+echo "CC_I386=$cc_i386" >> $config_host_mak
echo "HOST_CC=$host_cc" >> $config_host_mak
-if test "$sparse" = "yes" ; then
- echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
- echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
- echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
-fi
echo "AR=$ar" >> $config_host_mak
echo "OBJCOPY=$objcopy" >> $config_host_mak
echo "LD=$ld" >> $config_host_mak
+echo "WINDRES=$windres" >> $config_host_mak
echo "CFLAGS=$CFLAGS" >> $config_host_mak
echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
+echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
+if test "$sparse" = "yes" ; then
+ echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
+ echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
+ echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
+fi
echo "HELPER_CFLAGS=$helper_cflags" >> $config_host_mak
echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
echo "ARLIBS_BEGIN=$arlibs_begin" >> $config_host_mak
for d in libdis libdis-user; do
mkdir -p $d
- rm -f $d/Makefile
- ln -s $source_path/Makefile.dis $d/Makefile
+ symlink $source_path/Makefile.dis $d/Makefile
echo > $d/config.mak
done
if test "$static" = "no" -a "$user_pie" = "yes" ; then
if test "$target" = "arm-linux-user" -o "$target" = "armeb-linux-user" -o "$target" = "arm-bsd-user" -o "$target" = "armeb-bsd-user" ; then
mkdir -p $target_dir/nwfpe
fi
-
-#
-# don't use ln -sf as not all "ln -sf" over write the file/link
-#
-rm -f $target_dir/Makefile
-ln -s $source_path/Makefile.target $target_dir/Makefile
+symlink $source_path/Makefile.target $target_dir/Makefile
echo "# Automatically generated by configure - do not modify" > $config_target_mak
fi
case "$target_arch2" in
- alpha|arm|armeb|m68k|microblaze|mips|mipsel|mipsn32|mipsn32el|mips64|mips64el|ppc|ppc64|ppc64abi32|ppcemb|s390x|sparc|sparc64|sparc32plus)
- echo "CONFIG_SOFTFLOAT=y" >> $config_target_mak
+ i386|x86_64)
+ echo "CONFIG_NOSOFTFLOAT=y" >> $config_target_mak
;;
*)
- echo "CONFIG_NOSOFTFLOAT=y" >> $config_target_mak
+ echo "CONFIG_SOFTFLOAT=y" >> $config_target_mak
;;
esac
# generate QEMU_CFLAGS/LDFLAGS for targets
cflags=""
+includes=""
ldflags=""
if test "$ARCH" = "sparc64" ; then
- cflags="-I\$(SRC_PATH)/tcg/sparc $cflags"
+ includes="-I\$(SRC_PATH)/tcg/sparc $includes"
elif test "$ARCH" = "s390x" ; then
- cflags="-I\$(SRC_PATH)/tcg/s390 $cflags"
+ includes="-I\$(SRC_PATH)/tcg/s390 $includes"
elif test "$ARCH" = "x86_64" ; then
- cflags="-I\$(SRC_PATH)/tcg/i386 $cflags"
+ includes="-I\$(SRC_PATH)/tcg/i386 $includes"
else
- cflags="-I\$(SRC_PATH)/tcg/\$(ARCH) $cflags"
+ includes="-I\$(SRC_PATH)/tcg/\$(ARCH) $includes"
fi
-cflags="-I\$(SRC_PATH)/tcg $cflags"
-cflags="-I\$(SRC_PATH)/fpu $cflags"
+includes="-I\$(SRC_PATH)/tcg $includes"
+includes="-I\$(SRC_PATH)/fpu $includes"
if test "$target_user_only" = "yes" ; then
libdis_config_mak=libdis-user/config.mak
# -static is used to avoid g1/g3 usage by the dynamic linker
ldflags="$linker_script -static $ldflags"
;;
+ alpha | s390x)
+ # The default placement of the application is fine.
+ ;;
*)
ldflags="$linker_script $ldflags"
;;
echo "LDFLAGS+=$ldflags" >> $config_target_mak
echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
+echo "QEMU_INCLUDES+=$includes" >> $config_target_mak
done # for target in $targets
-# build tree in object directory if source path is different from current one
-if test "$source_path_used" = "yes" ; then
- DIRS="tests tests/cris slirp audio block net pc-bios/optionrom"
- DIRS="$DIRS roms/seabios roms/vgabios"
- DIRS="$DIRS fsdev"
- FILES="Makefile tests/Makefile"
- FILES="$FILES tests/cris/Makefile tests/cris/.gdbinit"
- FILES="$FILES tests/test-mmap.c"
- FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps pc-bios/video.x"
- FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
- for bios_file in $source_path/pc-bios/*.bin $source_path/pc-bios/*.dtb $source_path/pc-bios/openbios-*; do
- FILES="$FILES pc-bios/`basename $bios_file`"
- done
- for dir in $DIRS ; do
- mkdir -p $dir
- done
- # remove the link and recreate it, as not all "ln -sf" overwrite the link
- for f in $FILES ; do
- rm -f $f
- ln -s $source_path/$f $f
- done
-fi
+# build tree in object directory in case the source is not in the current directory
+DIRS="tests tests/cris slirp audio block net pc-bios/optionrom"
+DIRS="$DIRS roms/seabios roms/vgabios"
+DIRS="$DIRS fsdev ui"
+FILES="Makefile tests/Makefile"
+FILES="$FILES tests/cris/Makefile tests/cris/.gdbinit"
+FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
+FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile"
+for bios_file in $source_path/pc-bios/*.bin $source_path/pc-bios/*.dtb $source_path/pc-bios/openbios-*; do
+ FILES="$FILES pc-bios/`basename $bios_file`"
+done
+mkdir -p $DIRS
+for f in $FILES ; do
+ test -e $f || symlink $source_path/$f $f
+done
# temporary config to build submodules
for rom in seabios vgabios ; do
echo "CPP=${cross_prefix}cpp" >> $config_mak
echo "OBJCOPY=objcopy" >> $config_mak
echo "IASL=iasl" >> $config_mak
- echo "HOST_CC=$host_cc" >> $config_mak
echo "LD=$ld" >> $config_mak
done
d=libhw$hwlib
mkdir -p $d
mkdir -p $d/ide
- rm -f $d/Makefile
- ln -s $source_path/Makefile.hw $d/Makefile
+ symlink $source_path/Makefile.hw $d/Makefile
echo "QEMU_CFLAGS+=-DTARGET_PHYS_ADDR_BITS=$hwlib" > $d/config.mak
done
d=libuser
mkdir -p $d
-rm -f $d/Makefile
-ln -s $source_path/Makefile.user $d/Makefile
+symlink $source_path/Makefile.user $d/Makefile
if test "$static" = "no" -a "$user_pie" = "yes" ; then
echo "QEMU_CFLAGS+=-fpie" > $d/config.mak
fi