diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/configure b/configure index 886000346a..cd4946b43e 100755 --- a/configure +++ b/configure @@ -77,6 +77,7 @@ TMPB="qemu-conf" TMPC="${TMPDIR1}/${TMPB}.c" TMPO="${TMPDIR1}/${TMPB}.o" TMPCXX="${TMPDIR1}/${TMPB}.cxx" +TMPM="${TMPDIR1}/${TMPB}.m" TMPE="${TMPDIR1}/${TMPB}.exe" rm -f config.log @@ -148,6 +149,10 @@ do_cxx() { do_compiler "$cxx" $CPU_CFLAGS "$@" } +do_objc() { + do_compiler "$objcc" $CPU_CFLAGS "$@" +} + # Append $2 to the variable named $1, with space separation add_to() { eval $1=\${$1:+\"\$$1 \"}\$2 @@ -285,6 +290,7 @@ done EXTRA_CFLAGS="" EXTRA_CXXFLAGS="" +EXTRA_OBJCFLAGS="" EXTRA_LDFLAGS="" xen_ctrl_version="$default_feature" @@ -366,9 +372,12 @@ for opt do --extra-cflags=*) EXTRA_CFLAGS="$EXTRA_CFLAGS $optarg" EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" + EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" ;; --extra-cxxflags=*) EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS $optarg" ;; + --extra-objcflags=*) EXTRA_OBJCFLAGS="$EXTRA_OBJCFLAGS $optarg" + ;; --extra-ldflags=*) EXTRA_LDFLAGS="$EXTRA_LDFLAGS $optarg" ;; --enable-debug-info) debug_info="yes" @@ -748,6 +757,8 @@ for opt do ;; --extra-cxxflags=*) ;; + --extra-objcflags=*) + ;; --extra-ldflags=*) ;; --enable-debug-info) @@ -1172,6 +1183,7 @@ Advanced options (experts only): --objcc=OBJCC use Objective-C compiler OBJCC [$objcc] --extra-cflags=CFLAGS append extra C compiler flags CFLAGS --extra-cxxflags=CXXFLAGS append extra C++ compiler flags CXXFLAGS + --extra-objcflags=OBJCFLAGS append extra Objective C compiler flags OBJCFLAGS --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS --cross-cc-ARCH=CC use compiler when building ARCH guest test cases --cross-cc-cflags-ARCH= use compiler flags when building ARCH guest tests @@ -1438,10 +1450,27 @@ cc_has_warning_flag() { compile_prog "-Werror $optflag" "" } +objcc_has_warning_flag() { + cat > $TMPM <<EOF +int main(void) { return 0; } +EOF + + # Use the positive sense of the flag when testing for -Wno-wombat + # support (gcc will happily accept the -Wno- form of unknown + # warning options). + optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')" + do_objc -Werror $optflag \ + $OBJCFLAGS $EXTRA_OBJCFLAGS $CONFIGURE_OBJCFLAGS $QEMU_OBJCFLAGS \ + -o $TMPE $TMPM $QEMU_LDFLAGS +} + for flag in $gcc_flags; do if cc_has_warning_flag $flag ; then QEMU_CFLAGS="$QEMU_CFLAGS $flag" fi + if objcc_has_warning_flag $flag ; then + QEMU_OBJCFLAGS="$QEMU_OBJCFLAGS $flag" + fi done if test "$stack_protector" != "no"; then @@ -2983,6 +3012,7 @@ echo "LD=$ld" >> $config_host_mak echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak +echo "QEMU_OBJCFLAGS=$QEMU_OBJCFLAGS" >> $config_host_mak echo "GLIB_CFLAGS=$glib_cflags" >> $config_host_mak echo "GLIB_LIBS=$glib_libs" >> $config_host_mak echo "GLIB_VERSION=$(pkg-config --modversion glib-2.0)" >> $config_host_mak @@ -3137,6 +3167,7 @@ if test "$skip_meson" = no; then echo "[built-in options]" >> $cross echo "c_args = [$(meson_quote $CFLAGS $EXTRA_CFLAGS)]" >> $cross echo "cpp_args = [$(meson_quote $CXXFLAGS $EXTRA_CXXFLAGS)]" >> $cross + test -n "$objcc" && echo "objc_args = [$(meson_quote $OBJCFLAGS $EXTRA_OBJCFLAGS)]" >> $cross echo "c_link_args = [$(meson_quote $CFLAGS $LDFLAGS $EXTRA_CFLAGS $EXTRA_LDFLAGS)]" >> $cross echo "cpp_link_args = [$(meson_quote $CXXFLAGS $LDFLAGS $EXTRA_CXXFLAGS $EXTRA_LDFLAGS)]" >> $cross echo "[binaries]" >> $cross |