diff options
author | Tanu Kaskinen <tanuk@iki.fi> | 2009-08-26 14:29:55 +0300 |
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committer | Tanu Kaskinen <tanuk@iki.fi> | 2009-08-26 14:29:55 +0300 |
commit | 7bc8a793b8ae4c46e59a444313e4d06186de1680 (patch) | |
tree | 6abd784d94df0e8eef5811dd65f6bda21ca9f554 /src/pulsecore/macro.h | |
parent | 219f7508f6420f94ad8c426c6aa3dc79df246f36 (diff) | |
parent | 4614412f94eef8ed65076c6fc76b463547f8f072 (diff) |
Merge branch 'master' of git://0pointer.de/pulseaudio into dbus-work
Conflicts:
src/Makefile.am
Diffstat (limited to 'src/pulsecore/macro.h')
-rw-r--r-- | src/pulsecore/macro.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/pulsecore/macro.h b/src/pulsecore/macro.h index ce88c1b9..87684ad3 100644 --- a/src/pulsecore/macro.h +++ b/src/pulsecore/macro.h @@ -157,6 +157,17 @@ static inline size_t PA_PAGE_ALIGN(size_t l) { #define PA_ROUND_DOWN(a, b) (((a) / (b)) * (b)) #endif +#ifdef __GNUC__ +#define PA_CLIP_SUB(a, b) \ + __extension__ ({ \ + typeof(a) _a = (a); \ + typeof(b) _b = (b); \ + _a > _b ? _a - _b : 0; \ + }) +#else +#define PA_CLIP_SUB(a, b) ((a) > (b) ? (a) - (b) : 0) +#endif + /* This type is not intended to be used in exported APIs! Use classic "int" there! */ #ifdef HAVE_STD_BOOL typedef _Bool pa_bool_t; |