diff options
| author | Chris Robinson <[email protected]> | 2009-11-01 10:03:05 -0800 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2009-11-01 10:03:05 -0800 |
| commit | dcd6a55529d70af2d9e39757579dfe67afbda8cf (patch) | |
| tree | b729c31a9ba1189c8506ebdc3d6b5c6709bffcce | |
| parent | fb258a7416a879bc19b92a2bae262d7d709cea72 (diff) | |
Use a realtime clock for measuring time
| -rw-r--r-- | CMakeLists.txt | 5 | ||||
| -rw-r--r-- | OpenAL32/Include/alMain.h | 12 |
2 files changed, 16 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 533daa30..b11a20d4 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -234,6 +234,11 @@ IF(NOT HAVE_WINDOWS_H) IF(HAVE_LIBPTHREAD) SET(EXTRA_LIBS pthread ${EXTRA_LIBS}) ENDIF() + + CHECK_LIBRARY_EXISTS(rt clock_gettime "" HAVE_LIBRT) + IF(HAVE_LIBRT) + SET(EXTRA_LIBS rt ${EXTRA_LIBS}) + ENDIF() ENDIF() # Check for a 64-bit type diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h index 2fa79574..bc6c6d8b 100644 --- a/OpenAL32/Include/alMain.h +++ b/OpenAL32/Include/alMain.h @@ -28,6 +28,7 @@ typedef DWORD tls_type; #else +#include <unistd.h> #include <assert.h> #include <pthread.h> #ifdef HAVE_PTHREAD_NP_H @@ -91,13 +92,22 @@ static inline void DeleteCriticalSection(CRITICAL_SECTION *cs) * as opposed to the actual time. */ static inline ALuint timeGetTime(void) { - struct timeval tv; int ret; +#ifdef _POSIX_TIMERS + struct timespec ts; + + ret = clock_gettime(CLOCK_REALTIME, &ts); + assert(ret == 0); + + return ts.tv_nsec/1000000 + ts.tv_sec*1000; +#else + struct timeval tv; ret = gettimeofday(&tv, NULL); assert(ret == 0); return tv.tv_usec/1000 + tv.tv_sec*1000; +#endif } static inline void Sleep(ALuint t) |