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DISCONTINUED:openSUSE:11.2:Update
zlib
zlib-1.2.3-visibility-support.patch
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File zlib-1.2.3-visibility-support.patch of Package zlib
Only export symbols that should be exported. Patch by Mike Frysinger http://bugs.gentoo.org/32764 http://bugs.gentoo.org/149929 --- zlib-1.2.3/configure +++ zlib-1.2.3/configure @@ -209,6 +209,20 @@ fi cat > $test.c <<EOF +int foo __attribute__ ((visibility ("hidden"))); +int main() +{ + return 0; +} +EOF +if ($CC -c -fvisibility=hidden $CFLAGS $test.c) 2>/dev/null; then + CFLAGS="$CFLAGS -DHAS_attribute_visibility -fvisibility=hidden" + echo "Checking for attribute(visibility) support... Yes." +else + echo "Checking for attribute(visibility) support... No." +fi + +cat > $test.c <<EOF #include <stdio.h> #include <stdarg.h> #include "zconf.h" --- zlib-1.2.3/zconf.in.h +++ zlib-1.2.3/zconf.in.h @@ -244,7 +244,11 @@ #endif #ifndef ZEXTERN -# define ZEXTERN extern +# if defined(ZLIB_INTERNAL) && defined(HAS_attribute_visibility) +# define ZEXTERN extern __attribute__ ((visibility("default"))) +# else +# define ZEXTERN extern +# endif #endif #ifndef ZEXPORT # define ZEXPORT
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