@@ -155,7 +155,7 @@ update_cxxflags() {
# options which some versions of GCC's C++ compiler complain about
# because they only make sense for C programs.
QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
- CXXFLAGS=$(echo "$CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
+ CONFIGURE_CXXFLAGS=$(echo "$CONFIGURE_CFLAGS" | sed s/-std=gnu99/-std=gnu++11/)
for arg in $QEMU_CFLAGS; do
case $arg in
-Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
@@ -170,13 +170,14 @@ update_cxxflags() {
compile_object() {
local_cflags="$1"
- do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
+ do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
}
compile_prog() {
local_cflags="$1"
local_ldflags="$2"
- do_cc $CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $LDFLAGS $QEMU_LDFLAGS $local_ldflags
+ do_cc $CFLAGS $CONFIGURE_CFLAGS $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC \
+ $LDFLAGS $CONFIGURE_LDFLAGS $QEMU_LDFLAGS $local_ldflags
}
# symbolically link $1 to $2. Portable version of "ln -sf".
@@ -537,7 +538,10 @@ QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
QEMU_INCLUDES="-iquote . -iquote ${source_path} -iquote ${source_path}/accel/tcg -iquote ${source_path}/include"
QEMU_INCLUDES="$QEMU_INCLUDES -iquote ${source_path}/disas/libvixl"
-CFLAGS="-std=gnu99 -Wall"
+
+# Flags that are needed during configure but later taken care of by Meson
+CONFIGURE_CFLAGS="-std=gnu99 -Wall"
+CONFIGURE_LDFLAGS=
check_define() {
@@ -851,7 +855,7 @@ if test "$mingw32" = "yes" ; then
EXESUF=".exe"
HOST_DSOSUF=".dll"
# MinGW needs -mthreads for TLS and macro _MT.
- CFLAGS="-mthreads $CFLAGS"
+ CONFIGURE_CFLAGS="-mthreads $CONFIGURE_CFLAGS"
write_c_skeleton;
prefix="/qemu"
qemu_suffix=""
@@ -2109,7 +2113,7 @@ fi
if test "$static" = "yes"; then
if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
- CFLAGS="-fPIE -DPIE $CFLAGS"
+ CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
pie="yes"
elif test "$pie" = "yes"; then
@@ -2119,11 +2123,11 @@ if test "$static" = "yes"; then
pie="no"
fi
elif test "$pie" = "no"; then
- CFLAGS="$CFLAGS_NOPIE $CFLAGS"
- LDFLAGS="$LDFLAGS_NOPIE $LDFLAGS"
+ CONFIGURE_CFLAGS="$CFLAGS_NOPIE $CONFIGURE_CFLAGS"
+ CONFIGURE_LDFLAGS="$LDFLAGS_NOPIE $CONFIGURE_LDFLAGS"
elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
- CFLAGS="-fPIE -DPIE $CFLAGS"
- LDFLAGS="-pie $LDFLAGS"
+ CONFIGURE_CFLAGS="-fPIE -DPIE $CONFIGURE_CFLAGS"
+ CONFIGURE_LDFLAGS="-pie $CONFIGURE_LDFLAGS"
pie="yes"
elif test "$pie" = "yes"; then
error_exit "PIE not available due to missing toolchain support"
@@ -3667,7 +3671,7 @@ EOF
if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
if cc_has_warning_flag "-Wno-unknown-attributes"; then
glib_cflags="-Wno-unknown-attributes $glib_cflags"
- CFLAGS="-Wno-unknown-attributes $CFLAGS"
+ CONFIGURE_CFLAGS="-Wno-unknown-attributes $CONFIGURE_CFLAGS"
fi
fi
@@ -3687,7 +3691,7 @@ EOF
if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
if cc_has_warning_flag "-Wno-unused-function"; then
glib_cflags="$glib_cflags -Wno-unused-function"
- CFLAGS="$CFLAGS -Wno-unused-function"
+ CONFIGURE_CFLAGS="$CONFIGURE_CFLAGS -Wno-unused-function"
fi
fi
@@ -5814,13 +5818,6 @@ elif test "$fortify_source" = "yes" ; then
QEMU_CFLAGS="-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $QEMU_CFLAGS"
debug=no
fi
-if test "$debug_info" = "yes"; then
- CFLAGS="-g $CFLAGS"
- LDFLAGS="-g $LDFLAGS"
-fi
-if test "$debug" = "no"; then
- CFLAGS="-O2 $CFLAGS"
-fi
case "$ARCH" in
alpha)
@@ -6043,7 +6040,7 @@ EOF
update_cxxflags
- if do_cxx $CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
+ if do_cxx $CXXFLAGS $CONFIGURE_CXXFLAGS $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
# C++ compiler $cxx works ok with C compiler $cc
:
else
@@ -6953,7 +6950,6 @@ echo "RANLIB=$ranlib" >> $config_host_mak
echo "NM=$nm" >> $config_host_mak
echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
echo "WINDRES=$windres" >> $config_host_mak
-echo "CFLAGS=$CFLAGS" >> $config_host_mak
echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
@@ -1771,7 +1771,8 @@ if targetos == 'darwin'
summary_info += {'Objective-C compiler': meson.get_compiler('objc').cmd_array()[0]}
endif
summary_info += {'ARFLAGS': config_host['ARFLAGS']}
-summary_info += {'CFLAGS': config_host['CFLAGS']}
+summary_info += {'CFLAGS': '-O' + get_option('optimization')
+ + (get_option('debug') ? ' -g' : '')}
summary_info += {'QEMU_CFLAGS': config_host['QEMU_CFLAGS']}
summary_info += {'QEMU_LDFLAGS': config_host['QEMU_LDFLAGS']}
summary_info += {'make': config_host['MAKE']}