audio_pt_int=""
audio_win_int=""
cc_i386=i386-pc-linux-gnu-gcc
+libs_qga=""
target_list=""
curses=""
docs=""
fdt=""
-kvm=""
-kvm_para=""
nptl=""
sdl=""
vnc="yes"
xen_ctrl_version=""
linux_aio=""
attr=""
-vhost_net=""
xfs=""
+vhost_net="no"
+kvm="no"
gprof="no"
debug_tcg="no"
debug_mon="no"
docdir="\${prefix}/share/doc/qemu"
bindir="\${prefix}/bin"
libdir="\${prefix}/lib"
+includedir="\${prefix}/include"
sysconfdir="\${prefix}/etc"
confsuffix="/qemu"
slirp="yes"
uname_release=""
io_thread="no"
mixemu="no"
-kerneldir=""
aix="no"
blobs="yes"
pkgversion=""
rbd=""
smartcard=""
smartcard_nss=""
+usb_redir=""
opengl=""
+zlib="yes"
+guest_agent="yes"
# parse CC options first
for opt do
# 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-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}"
+cc="${CC-${cross_prefix}gcc}"
+ar="${AR-${cross_prefix}ar}"
+objcopy="${OBJCOPY-${cross_prefix}objcopy}"
+ld="${LD-${cross_prefix}ld}"
+libtool="${LIBTOOL-${cross_prefix}libtool}"
+strip="${STRIP-${cross_prefix}strip}"
+windres="${WINDRES-${cross_prefix}windres}"
+pkg_config="${PKG_CONFIG-${cross_prefix}pkg-config}"
+sdl_config="${SDL_CONFIG-${cross_prefix}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_INCLUDES="-I. -I\$(SRC_PATH)"
+QEMU_INCLUDES="-I. -I\$(SRC_PATH) -I\$(SRC_PATH)/fpu"
LDFLAGS="-g $LDFLAGS"
# make source path absolute
linux="yes"
linux_user="yes"
usb="linux"
+ kvm="yes"
+ vhost_net="yes"
if [ "$cpu" = "i386" -o "$cpu" = "x86_64" ] ; then
audio_possible_drivers="$audio_possible_drivers fmod"
fi
: ${make=${MAKE-make}}
: ${install=${INSTALL-install}}
+: ${python=${PYTHON-python}}
if test "$mingw32" = "yes" ; then
EXESUF=".exe"
bindir="\${prefix}"
sysconfdir="\${prefix}"
confsuffix=""
+ guest_agent="no"
fi
werror=""
;;
--install=*) install="$optarg"
;;
+ --python=*) python="$optarg"
+ ;;
--extra-cflags=*)
;;
--extra-ldflags=*)
;;
--libdir=*) libdir="$optarg"
;;
+ --includedir=*) includedir="$optarg"
+ ;;
--datadir=*) datadir="$optarg"
;;
--docdir=*) docdir="$optarg"
;;
--disable-blobs) blobs="no"
;;
- --kerneldir=*) kerneldir="$optarg"
- ;;
--with-pkgversion=*) pkgversion=" ($optarg)"
;;
--disable-docs) docs="no"
;;
--enable-smartcard-nss) smartcard_nss="yes"
;;
+ --disable-usb-redir) usb_redir="no"
+ ;;
+ --enable-usb-redir) usb_redir="yes"
+ ;;
+ --disable-zlib-test) zlib="no"
+ ;;
+ --enable-guest-agent) guest_agent="yes"
+ ;;
+ --disable-guest-agent) guest_agent="no"
+ ;;
*) echo "ERROR: unknown option $opt"; show_help="yes"
;;
esac
default_target_list="\
i386-softmmu \
x86_64-softmmu \
-alpha-softmmu \
arm-softmmu \
cris-softmmu \
lm32-softmmu \
echo " --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS"
echo " --make=MAKE use specified make [$make]"
echo " --install=INSTALL use specified install [$install]"
+echo " --python=PYTHON use specified python [$python]"
echo " --static enable static build [$static]"
echo " --mandir=PATH install man pages in PATH"
echo " --datadir=PATH install firmware in PATH"
echo " --enable-attr enable attr and xattr support"
echo " --enable-io-thread enable IO thread"
echo " --disable-blobs disable installing provided firmware blobs"
-echo " --kerneldir=PATH look for kernel includes in PATH"
echo " --enable-docs enable documentation build"
echo " --disable-docs disable documentation build"
echo " --disable-vhost-net disable vhost-net acceleration support"
echo " --enable-smartcard enable smartcard support"
echo " --disable-smartcard-nss disable smartcard nss support"
echo " --enable-smartcard-nss enable smartcard nss support"
+echo " --disable-usb-redir disable usb network redirection support"
+echo " --enable-usb-redir enable usb network redirection support"
+echo " --disable-guest-agent disable building of the QEMU Guest Agent"
+echo " --enable-guest-agent enable building of the QEMU Guest Agent"
echo ""
echo "NOTE: The object files are built at the place where configure is launched"
exit 1
fi
fi
+if test "$guest_agent" != "no" ; then
+ if has $python; then
+ :
+ else
+ echo "Python not found. Use --python=/path/to/python"
+ exit 1
+ fi
+fi
+
if test -z "$target_list" ; then
target_list="$default_target_list"
else
##########################################
# zlib check
-cat > $TMPC << EOF
+if test "$zlib" != "no" ; then
+ cat > $TMPC << EOF
#include <zlib.h>
int main(void) { zlibVersion(); return 0; }
EOF
-if compile_prog "" "-lz" ; then
- :
-else
- echo
- echo "Error: zlib check failed"
- echo "Make sure to have the zlib libs and headers installed."
- echo
- exit 1
+ if compile_prog "" "-lz" ; then
+ :
+ else
+ echo
+ echo "Error: zlib check failed"
+ echo "Make sure to have the zlib libs and headers installed."
+ echo
+ exit 1
+ fi
fi
##########################################
xc = xc_interface_open(0, 0, 0);
xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
xc_gnttab_open(NULL, 0);
+ xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
return 0;
}
EOF
# error HVM_MAX_VCPUS not defined
#endif
int main(void) {
+ struct xen_add_to_physmap xatp = {
+ .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
+ };
xs_daemon_open();
xc_interface_open();
xc_gnttab_open();
xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
+ xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
return 0;
}
EOF
xen_ctrl_version=400
xen=yes
- # Xen 3.3.0, 3.4.0
+ # Xen 3.4.0
+ elif (
+ cat > $TMPC <<EOF
+#include <xenctrl.h>
+#include <xs.h>
+int main(void) {
+ struct xen_add_to_physmap xatp = {
+ .domid = 0, .space = XENMAPSPACE_gmfn, .idx = 0, .gpfn = 0,
+ };
+ xs_daemon_open();
+ xc_interface_open();
+ xc_gnttab_open();
+ xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
+ xc_memory_op(0, XENMEM_add_to_physmap, &xatp);
+ return 0;
+}
+EOF
+ compile_prog "" "$xen_libs"
+ ) ; then
+ xen_ctrl_version=340
+ xen=yes
+
+ # Xen 3.3.0
elif (
cat > $TMPC <<EOF
#include <xenctrl.h>
##########################################
# libtool probe
-if ! has libtool; then
+if ! has $libtool; then
libtool=
-else
- libtool=libtool
fi
##########################################
return 0;
}
EOF
+ if $pkg_config libpng --modversion >/dev/null 2>&1; then
+ vnc_png_cflags=`$pkg_config libpng --cflags 2> /dev/null`
+ vnc_png_libs=`$pkg_config libpng --libs 2> /dev/null`
+ else
vnc_png_cflags=""
vnc_png_libs="-lpng"
+ fi
if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
vnc_png=yes
libs_softmmu="$vnc_png_libs $libs_softmmu"
+ QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
else
if test "$vnc_png" = "yes" ; then
feature_not_found "vnc-png"
pa)
audio_drv_probe $drv pulse/simple.h "-lpulse-simple -lpulse" \
- "pa_simple *s = NULL; pa_simple_free(s); return 0;"
+ "pa_simple *s = 0; pa_simple_free(s); return 0;"
libs_softmmu="-lpulse -lpulse-simple $libs_softmmu"
audio_pt_int="yes"
;;
fi
##########################################
-# kvm probe
-if test "$kvm" != "no" ; then
- cat > $TMPC <<EOF
-#include <linux/kvm.h>
-#if !defined(KVM_API_VERSION) || KVM_API_VERSION < 12 || KVM_API_VERSION > 12
-#error Invalid KVM version
-#endif
-EOF
- must_have_caps="KVM_CAP_USER_MEMORY \
- KVM_CAP_DESTROY_MEMORY_REGION_WORKS \
- KVM_CAP_COALESCED_MMIO \
- KVM_CAP_SYNC_MMU \
- "
- if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) ; then
- must_have_caps="$caps \
- KVM_CAP_SET_TSS_ADDR \
- KVM_CAP_EXT_CPUID \
- KVM_CAP_CLOCKSOURCE \
- KVM_CAP_NOP_IO_DELAY \
- KVM_CAP_PV_MMU \
- KVM_CAP_MP_STATE \
- KVM_CAP_USER_NMI \
- "
- fi
- for c in $must_have_caps ; do
- cat >> $TMPC <<EOF
-#if !defined($c)
-#error Missing KVM capability $c
-#endif
-EOF
- done
- cat >> $TMPC <<EOF
-int main(void) { return 0; }
-EOF
- if test "$kerneldir" != "" ; then
- kvm_cflags=-I"$kerneldir"/include
- if test \( "$cpu" = "i386" -o "$cpu" = "x86_64" \) \
- -a -d "$kerneldir/arch/x86/include" ; then
- kvm_cflags="$kvm_cflags -I$kerneldir/arch/x86/include"
- elif test "$cpu" = "ppc" -a -d "$kerneldir/arch/powerpc/include" ; then
- kvm_cflags="$kvm_cflags -I$kerneldir/arch/powerpc/include"
- elif test "$cpu" = "s390x" -a -d "$kerneldir/arch/s390/include" ; then
- kvm_cflags="$kvm_cflags -I$kerneldir/arch/s390/include"
- elif test -d "$kerneldir/arch/$cpu/include" ; then
- kvm_cflags="$kvm_cflags -I$kerneldir/arch/$cpu/include"
- fi
- else
- kvm_cflags=`$pkg_config --cflags kvm-kmod 2>/dev/null`
- fi
- if compile_prog "$kvm_cflags" "" ; then
- kvm=yes
- cat > $TMPC <<EOF
-#include <linux/kvm_para.h>
-int main(void) { return 0; }
-EOF
- if compile_prog "$kvm_cflags" "" ; then
- kvm_para=yes
- fi
- else
- if test "$kvm" = "yes" ; then
- if has awk && has grep; then
- kvmerr=`LANG=C $cc $QEMU_CFLAGS -o $TMPE $kvm_cflags $TMPC 2>&1 \
- | grep "error: " \
- | awk -F "error: " '{if (NR>1) printf(", "); printf("%s",$2);}'`
- if test "$kvmerr" != "" ; then
- echo -e "${kvmerr}\n\
-NOTE: To enable KVM support, update your kernel to 2.6.29+ or install \
-recent kvm-kmod from http://sourceforge.net/projects/kvm."
- fi
- fi
- feature_not_found "kvm"
- fi
- kvm=no
- fi
-fi
-
-##########################################
-# test for ppc kvm pvr setting
-
-if test "$kvm" = "yes" && test "$cpu" = "ppc" -o "$cpu" = "ppc64"; then
- cat > $TMPC <<EOF
- #include <asm/kvm.h>
- int main(void) { struct kvm_sregs s; s.pvr = 0; return 0; }
-EOF
- if compile_prog "$kvm_cflags" "" ; then
- kvm_ppc_pvr=yes
- else
- kvm_ppc_pvr=no
- fi
-fi
-
-##########################################
-# test for vhost net
-
-if test "$vhost_net" != "no"; then
- if test "$kvm" != "no"; then
- cat > $TMPC <<EOF
- #include <linux/vhost.h>
- int main(void) { return 0; }
-EOF
- if compile_prog "$kvm_cflags" "" ; then
- vhost_net=yes
- else
- if test "$vhost_net" = "yes" ; then
- feature_not_found "vhost-net"
- fi
- vhost_net=no
- fi
- else
- if test "$vhost_net" = "yes" ; then
- echo "NOTE: vhost-net feature requires KVM (--enable-kvm)."
- feature_not_found "vhost-net"
- fi
- vhost_net=no
- fi
+# glib support probe
+if $pkg_config --modversion gthread-2.0 > /dev/null 2>&1 ; then
+ glib_cflags=`$pkg_config --cflags gthread-2.0 2>/dev/null`
+ glib_libs=`$pkg_config --libs gthread-2.0 2>/dev/null`
+ LIBS="$glib_libs $LIBS"
+ libs_qga="$glib_libs $libs_qga"
+else
+ echo "glib-2.0 required to compile QEMU"
+ exit 1
fi
##########################################
# pthread probe
-PTHREADLIBS_LIST="-lpthread -lpthreadGC2"
+PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
pthread=no
cat > $TMPC << EOF
smartcard_nss="no"
fi
+# check for usbredirparser for usb network redirection support
+if test "$usb_redir" != "no" ; then
+ if $pkg_config libusbredirparser >/dev/null 2>&1 ; then
+ usb_redir="yes"
+ usb_redir_cflags=$($pkg_config --cflags libusbredirparser 2>/dev/null)
+ usb_redir_libs=$($pkg_config --libs libusbredirparser 2>/dev/null)
+ QEMU_CFLAGS="$QEMU_CFLAGS $usb_redir_cflags"
+ LIBS="$LIBS $usb_redir_libs"
+ else
+ if test "$usb_redir" = "yes"; then
+ feature_not_found "usb-redir"
+ fi
+ usb_redir="no"
+ fi
+fi
+
##########################################
##########################################
fdatasync=no
cat > $TMPC << EOF
#include <unistd.h>
-int main(void) { return fdatasync(0); }
+int main(void) {
+#if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
+return fdatasync(0);
+#else
+#abort Not supported
+#endif
+}
EOF
if compile_prog "" "" ; then
fdatasync=yes
fi
fi
+##########################################
+# __sync_fetch_and_and requires at least -march=i486. Many toolchains
+# use i686 as default anyway, but for those that don't, an explicit
+# specification is necessary
+if test "$vhost_net" = "yes" && test "$cpu" = "i386"; then
+ cat > $TMPC << EOF
+int sfaa(unsigned *ptr)
+{
+ return __sync_fetch_and_and(ptr, 0);
+}
+
+int main(int argc, char **argv)
+{
+ int val = 42;
+ sfaa(&val);
+ return val;
+}
+EOF
+ if ! compile_prog "" "" ; then
+ CFLAGS+="-march=i486"
+ fi
+fi
+
+##########################################
+# check if we have makecontext
+
+ucontext_coroutine=no
+if test "$darwin" != "yes"; then
+ cat > $TMPC << EOF
+#include <ucontext.h>
+int main(void) { makecontext(0, 0, 0); }
+EOF
+ if compile_prog "" "" ; then
+ ucontext_coroutine=yes
+ fi
+fi
+
##########################################
# End of CC checks
# After here, no more $cc or $ld runs
tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
tools="qemu-nbd\$(EXESUF) $tools"
+ if [ "$guest_agent" = "yes" ]; then
+ tools="qemu-ga\$(EXESUF) $tools"
+ fi
if [ "$check_utests" = "yes" ]; then
tools="check-qint check-qstring check-qdict check-qlist $tools"
tools="check-qfloat check-qjson $tools"
echo "BIOS directory `eval echo $datadir`"
echo "binary directory `eval echo $bindir`"
echo "library directory `eval echo $libdir`"
+echo "include directory `eval echo $includedir`"
echo "config directory `eval echo $sysconfdir`"
if test "$mingw32" = "no" ; then
echo "Manual directory `eval echo $mandir`"
echo "LDFLAGS $LDFLAGS"
echo "make $make"
echo "install $install"
+echo "python $python"
echo "host CPU $cpu"
echo "host big endian $bigendian"
echo "target list $target_list"
echo "rbd support $rbd"
echo "xfsctl support $xfs"
echo "nss used $smartcard_nss"
+echo "usb net redir $usb_redir"
echo "OpenGL support $opengl"
+echo "build guest agent $guest_agent"
-if test $sdl_too_old = "yes"; then
+if test "$sdl_too_old" = "yes"; then
echo "-> Your SDL version is too old - please upgrade to have SDL support"
fi
echo "prefix=$prefix" >> $config_host_mak
echo "bindir=$bindir" >> $config_host_mak
echo "libdir=$libdir" >> $config_host_mak
+echo "includedir=$includedir" >> $config_host_mak
echo "mandir=$mandir" >> $config_host_mak
echo "datadir=$datadir" >> $config_host_mak
echo "sysconfdir=$sysconfdir" >> $config_host_mak
if test "$static" = "yes" ; then
echo "CONFIG_STATIC=y" >> $config_host_mak
fi
-if test $profiler = "yes" ; then
+if test "$profiler" = "yes" ; then
echo "CONFIG_PROFILER=y" >> $config_host_mak
fi
if test "$slirp" = "yes" ; then
echo "CONFIG_BLUEZ=y" >> $config_host_mak
echo "BLUEZ_CFLAGS=$bluez_cflags" >> $config_host_mak
fi
+echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak
if test "$xen" = "yes" ; then
- echo "CONFIG_XEN=y" >> $config_host_mak
+ echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
fi
if test "$io_thread" = "yes" ; then
echo "CONFIG_SMARTCARD_NSS=y" >> $config_host_mak
fi
+if test "$usb_redir" = "yes" ; then
+ echo "CONFIG_USB_REDIR=y" >> $config_host_mak
+fi
+
if test "$opengl" = "yes" ; then
echo "CONFIG_OPENGL=y" >> $config_host_mak
fi
echo "CONFIG_RBD=y" >> $config_host_mak
fi
+if test "$ucontext_coroutine" = "yes" ; then
+ echo "CONFIG_UCONTEXT_COROUTINE=y" >> $config_host_mak
+fi
+
# USB host support
case "$usb" in
linux)
fi
# Set the appropriate trace file.
if test "$trace_backend" = "simple"; then
- trace_file="\"$trace_file-%u\""
+ trace_file="\"$trace_file-\" FMT_pid"
fi
if test "$trace_backend" = "dtrace" -a "$trace_backend_stap" = "yes" ; then
echo "CONFIG_SYSTEMTAP_TRACE=y" >> $config_host_mak
echo "INSTALL_DIR=$install -d -m0755 -p" >> $config_host_mak
echo "INSTALL_DATA=$install -m0644 -p" >> $config_host_mak
echo "INSTALL_PROG=$install -m0755 -p" >> $config_host_mak
+echo "PYTHON=$python" >> $config_host_mak
echo "CC=$cc" >> $config_host_mak
echo "CC_I386=$cc_i386" >> $config_host_mak
echo "HOST_CC=$host_cc" >> $config_host_mak
echo "LIBS+=$LIBS" >> $config_host_mak
echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
echo "EXESUF=$EXESUF" >> $config_host_mak
+echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
# generate list of library paths for linker script
if test "$xen" = "yes" -a "$target_softmmu" = "yes" ; then
target_phys_bits=64
echo "CONFIG_XEN=y" >> $config_target_mak
- if test "$cpu" = "i386" -o "$cpu" = "x86_64"; then
- echo "CONFIG_XEN_MAPCACHE=y" >> $config_target_mak
- fi
+ else
+ echo "CONFIG_NO_XEN=y" >> $config_target_mak
fi
+ ;;
+ *)
+ echo "CONFIG_NO_XEN=y" >> $config_target_mak
esac
case "$target_arch2" in
i386|x86_64|ppcemb|ppc|ppc64|s390x)
\( "$target_arch2" = "x86_64" -a "$cpu" = "i386" \) -o \
\( "$target_arch2" = "i386" -a "$cpu" = "x86_64" \) \) ; then
echo "CONFIG_KVM=y" >> $config_target_mak
- echo "KVM_CFLAGS=$kvm_cflags" >> $config_target_mak
- if test "$kvm_para" = "yes"; then
- echo "CONFIG_KVM_PARA=y" >> $config_target_mak
- fi
- if test $vhost_net = "yes" ; then
+ if test "$vhost_net" = "yes" ; then
echo "CONFIG_VHOST_NET=y" >> $config_target_mak
fi
- if test "$kvm_ppc_pvr" = "yes" ; then
- echo "CONFIG_KVM_PPC_PVR=y" >> $config_target_mak
- fi
fi
esac
if test "$target_bigendian" = "yes" ; then
includes="-I\$(SRC_PATH)/tcg/\$(ARCH) $includes"
fi
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
esac
fi
+# use included Linux headers
+if test "$linux" = "yes" ; then
+ includes="-I\$(SRC_PATH)/linux-headers $includes"
+ mkdir -p linux-headers
+ case "$cpu" in
+ i386|x86_64)
+ symlink $source_path/linux-headers/asm-x86 linux-headers/asm
+ ;;
+ ppcemb|ppc|ppc64)
+ symlink $source_path/linux-headers/asm-powerpc linux-headers/asm
+ ;;
+ s390x)
+ symlink $source_path/linux-headers/asm-s390 linux-headers/asm
+ ;;
+ esac
+fi
+
echo "LDFLAGS+=$ldflags" >> $config_target_mak
echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
echo "QEMU_INCLUDES+=$includes" >> $config_target_mak
DIRS="$DIRS pc-bios/spapr-rtas"
DIRS="$DIRS roms/seabios roms/vgabios"
DIRS="$DIRS fsdev ui"
+DIRS="$DIRS qapi"
+DIRS="$DIRS qga"
FILES="Makefile tests/Makefile"
FILES="$FILES tests/cris/Makefile tests/cris/.gdbinit"
FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps"
done
mkdir -p $DIRS
for f in $FILES ; do
- test -e $f || symlink $source_path/$f $f
+ if [ -e "$source_path/$f" ] && ! [ -e "$f" ]; then
+ symlink "$source_path/$f" "$f"
+ fi
done
# temporary config to build submodules
projects / qemu.git / blobdiff