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| author | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-11-08 15:38:59 +0000 |
|---|---|---|
| committer | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-11-08 15:38:59 +0000 |
| commit | e1ce8f9c41bd9273a283dd0826ef0898c2a63763 (patch) | |
| tree | c351ac4a3a6601d2086cfeaa5efcff9d698f5dbe | |
| parent | cc807663bfdfa6d7d2b25785d0ff1a8a674c04c9 (diff) | |
| download | mpv-e1ce8f9c41bd9273a283dd0826ef0898c2a63763.tar.bz2 mpv-e1ce8f9c41bd9273a283dd0826ef0898c2a63763.tar.xz | |
Add a check if compiler creates PIC code and if so add -DPIC to YASMFLAGS.
Should make it possible to compile MPlayer as PIE on x86_64 e.g. on
hardened Gentoo and probably OpenBSD, too.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@29853 b3059339-0415-0410-9bf9-f77b7e298cf2
| -rwxr-xr-x | configure | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -2576,6 +2576,20 @@ EOF cc_check && ebx_available=yes && def_ebx_available='#define HAVE_EBX_AVAILABLE 1' echores $ebx_available +echocheck "PIC" +pic=no +cat > $TMPC << EOF +int main(void) { +// keep in sync with mangle.h and libavutil/internal.h +#if !(defined(__PIC__) || defined(__pic__) || defined(PIC)) +#error PIC not enabled +#endif + return 0; +} +EOF +cc_check && pic=yes +echores $pic + echocheck "yasm" if test -z "$YASMFLAGS" ; then if darwin ; then @@ -2588,6 +2602,7 @@ if test -z "$YASMFLAGS" ; then # currently tested for Linux x86, x86_64 YASMFLAGS="-f $objformat" x86_64 && YASMFLAGS="$YASMFLAGS -DARCH_X86_64 -m amd64" + test "$pic" = "yes" && YASMFLAGS="$YASMFLAGS -DPIC" case "$objformat" in elf) test $_debug && YASMFLAGS="$YASMFLAGS -g dwarf2" ;; macho64) YASMFLAGS="$YASMFLAGS -DPIC -DPREFIX" ;; |