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Merge "Disable __longjmp_chk protection"

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John Koleszar 2011-07-18 08:43:59 -07:00 committed by Code Review
commit 74ad25a4c6
1 changed files with 18 additions and 0 deletions
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18
vpx/internal/vpx_codec_internal.h
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@ -45,6 +45,7 @@
#define VPX_CODEC_INTERNAL_H #define VPX_CODEC_INTERNAL_H
#include "../vpx_decoder.h" #include "../vpx_decoder.h"
#include "../vpx_encoder.h" #include "../vpx_encoder.h"
#include "vpx_config.h"
#include <stdarg.h> #include <stdarg.h>
@ -435,6 +436,23 @@ vpx_codec_pkt_list_get(struct vpx_codec_pkt_list *list,
#include <stdio.h> #include <stdio.h>
#include <setjmp.h> #include <setjmp.h>
/* GLIBC started intercepting calls to longjmp in version 2.11, if the
* FORTIFY_SOURCE flag is defined (it's defined by default on Ubuntu).
* This can cause problems running under older versions of GLIBC (ie,
* for binary distributions), so work around it by linking to the
* underlying longjmp call directly.
*/
#if defined(__GNUC_PREREQ)
#if __GNUC_PREREQ (2,11)
#if ARCH_X86_64
__asm__(".symver __longjmp_chk,longjmp@GLIBC_2.2.5");
#else
__asm__(".symver __longjmp_chk,longjmp@GLIBC_2.0");
#endif
#endif
#endif
struct vpx_internal_error_info struct vpx_internal_error_info
{ {
vpx_codec_err_t error_code; vpx_codec_err_t error_code;