Commit 0673ede9 authored by Vittorio Giovara's avatar Vittorio Giovara

configure: add strip flags checks

This will check if -wN '..@*' is available and fall back on -x if not;
when none are available, do not run strip at all to prevent removing
functions that might be actually needed.
parent 87337993
......@@ -659,6 +659,10 @@ add_ldflags(){
append LDFLAGS $($ldflags_filter "$@")
}
add_stripflags(){
append STRIPFLAGS "$@"
}
add_extralibs(){
prepend extralibs $($ldflags_filter "$@")
}
......@@ -804,6 +808,20 @@ check_ldflags(){
test_ldflags "$@" && add_ldflags "$@"
}
test_stripflags(){
log test_stripflags "$@"
# call check_cc to get a fresh TMPO
check_cc <<EOF
int main(void) { return 0; }
EOF
check_cmd $strip $STRIPFLAGS "$@" $TMPO
}
check_stripflags(){
log check_stripflags "$@"
test_stripflags "$@" && add_stripflags "$@"
}
check_header(){
log check_header "$@"
header=$1
......@@ -3969,6 +3987,10 @@ check_ldflags -Wl,--warn-common
check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
# add some strip flags
# -wN '..@*' is more selective than -x, but not available everywhere.
check_stripflags -wN \'..@*\' || check_stripflags -x || strip='true'
enabled xmm_clobber_test &&
check_ldflags -Wl,--wrap,avcodec_open2 \
-Wl,--wrap,avcodec_decode_audio4 \
......@@ -4245,6 +4267,7 @@ LD_PATH=$LD_PATH
DLLTOOL=$dlltool
LDFLAGS=$LDFLAGS
SHFLAGS=$(echo $($ldflags_filter $SHFLAGS))
STRIPFLAGS=$STRIPFLAGS
YASMFLAGS=$YASMFLAGS
BUILDSUF=$build_suffix
FULLNAME=$FULLNAME
......
......@@ -25,7 +25,7 @@ $(SUBDIR)%-test.i: $(SUBDIR)%.c
$(SUBDIR)x86/%.o: $(SUBDIR)x86/%.asm
$(DEPYASM) $(YASMFLAGS) -I $(<D)/ -M -o $@ $< > $(@:.o=.d)
$(YASM) $(YASMFLAGS) -I $(<D)/ -o $@ $<
-$(STRIP) -wN '..@*' $@
-$(STRIP) $(STRIPFLAGS) $@
LIBOBJS := $(OBJS) $(SUBDIR)%.h.o $(TESTOBJS)
$(LIBOBJS) $(LIBOBJS:.o=.i): CPPFLAGS += -DHAVE_AV_CONFIG_H
......
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