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Contents of /trunk/smpeg/patches/smpeg-0.4.4-gnu-stack.patch

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Revision 153 - (show annotations) (download)
Tue May 8 20:52:56 2007 UTC (17 years ago) by niro
File size: 955 byte(s)
-import

1 Make sure that the asm files don't incorrectly trigger an executable
2 stack marking in the final shared library. That's bad, mmmkay.
3
4 before:
5 $ readelf -l /usr/lib/libsmpeg.so | grep -A 1 GNU_STACK
6 GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000
7 0x0000000000000000 0x0000000000000000 RWE 8
8 after:
9 $ readelf -l /usr/lib/libsmpeg.so | grep -A 1 GNU_STACK
10 GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000
11 0x0000000000000000 0x0000000000000000 RW 8
12
13 --- smpeg-0.4.4/video/mmxflags_asm.S
14 +++ smpeg-0.4.4/video/mmxflags_asm.S
15 @@ -57,3 +57,7 @@
16 .size cpu_flags,.Lfe1-cpu_flags
17
18 #endif /* i386 && USE_MMX */
19 +
20 +#ifdef __ELF__
21 +.section .note.GNU-stack,"",%progbits
22 +#endif
23 --- smpeg-0.4.4/video/mmxidct_asm.S
24 +++ smpeg-0.4.4/video/mmxidct_asm.S
25 @@ -673,3 +673,7 @@
26
27
28 #endif /* i386 && USE_MMX */
29 +
30 +#ifdef __ELF__
31 +.section .note.GNU-stack,"",%progbits
32 +#endif