diff options
Diffstat (limited to 'meta/recipes-multimedia/mpeg2dec/mpeg2dec-0.4.1')
| -rw-r--r-- | meta/recipes-multimedia/mpeg2dec/mpeg2dec-0.4.1/altivec_h_needed.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/mpeg2dec/mpeg2dec-0.4.1/altivec_h_needed.patch b/meta/recipes-multimedia/mpeg2dec/mpeg2dec-0.4.1/altivec_h_needed.patch new file mode 100644 index 0000000000..ecb3a9d32e --- /dev/null +++ b/meta/recipes-multimedia/mpeg2dec/mpeg2dec-0.4.1/altivec_h_needed.patch @@ -0,0 +1,41 @@ +Add new method to judge whether <altivec.h> is needed + +The original logic will use "typedef vector int t;" to judge +whether <altivec.h> is needed. altivec.h contains the following +statement: + + #if !defined(__APPLE_ALTIVEC__) + #define vector __vector + #define pixel __pixel + #define bool + #endif + +In gcc-4.3.3, __APPLE_ALTIVEC__ is not defined by compiler, neither +as vector, pixel, and bool. In order to make "typedef vector int t;" +pass the compilation, we need to include altivec.h. + +However in gcc-4.5.0, __APPLE_ALTIVEC__ is defined by compiler, +so as vector, pixel, and bool. We could not judge whether +altivec.h is needed by "typedef vector int t;". +Here we include another statement "int tmp = __CR6_EQ;", in +which __CR6_EQ is defined in altivec.h. + +Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com> + +diff -ruN mpeg2dec-0.4.1-orig/configure.in mpeg2dec-0.4.1/configure.in +--- mpeg2dec-0.4.1-orig/configure.in 2010-09-14 20:55:42.399687663 +0800 ++++ mpeg2dec-0.4.1/configure.in 2010-09-14 20:56:43.403204648 +0800 +@@ -75,11 +75,11 @@ + CFLAGS="$OPT_CFLAGS $TRY_CFLAGS $CFLAGS" + AC_MSG_CHECKING([if <altivec.h> is needed]) + AC_TRY_COMPILE([], +- [typedef vector int t; ++ [typedef vector int t; int tmp = __CR6_EQ; + vec_ld(0, (unsigned char *)0);], + [have_altivec=yes; AC_MSG_RESULT(no)], + [AC_TRY_COMPILE([#include <altivec.h>], +- [typedef vector int t; vec_ld(0, (unsigned char *)0);], ++ [typedef vector int t; int tmp = __CR6_EQ; vec_ld(0, (unsigned char *)0);], + [AC_DEFINE([HAVE_ALTIVEC_H],, + [Define to 1 if you have the <altivec.h> header.]) + have_altivec=yes; AC_MSG_RESULT(yes)], |