| Make sure that the asm files don't incorrectly trigger an executable |
| stack marking in the final shared library. That's bad, mmmkay. |
| |
| before: |
| $ readelf -l /usr/lib/libsmpeg.so | grep -A 1 GNU_STACK |
| GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000 |
| 0x0000000000000000 0x0000000000000000 RWE 8 |
| after: |
| $ readelf -l /usr/lib/libsmpeg.so | grep -A 1 GNU_STACK |
| GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000 |
| 0x0000000000000000 0x0000000000000000 RW 8 |
| |
| --- smpeg-0.4.4/video/mmxflags_asm.S |
| +++ smpeg-0.4.4/video/mmxflags_asm.S |
| @@ -57,3 +57,7 @@ |
| .size cpu_flags,.Lfe1-cpu_flags |
| |
| #endif /* i386 && USE_MMX */ |
| + |
| +#ifdef __ELF__ |
| +.section .note.GNU-stack,"",%progbits |
| +#endif |
| --- smpeg-0.4.4/video/mmxidct_asm.S |
| +++ smpeg-0.4.4/video/mmxidct_asm.S |
| @@ -673,3 +673,7 @@ |
| |
| |
| #endif /* i386 && USE_MMX */ |
| + |
| +#ifdef __ELF__ |
| +.section .note.GNU-stack,"",%progbits |
| +#endif |