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Add a timing wrapper, using gettimeofday

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This commit is contained in:
Chris Robinson 2008-01-11 06:01:51 -08:00
parent bc56c00a9a
commit a97ecb8690
2 changed files with 21 additions and 0 deletions
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5
CMakeLists.txt
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@ -132,6 +132,11 @@ ENDIF()
# Check if we have Windows headers # Check if we have Windows headers
CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H) CHECK_INCLUDE_FILE(windows.h HAVE_WINDOWS_H)
IF(NOT "${HAVE_WINDOWS_H}") IF(NOT "${HAVE_WINDOWS_H}")
CHECK_FUNCTION_EXISTS(gettimeofday HAVE_GETTIMEOFDAY)
IF(NOT "${HAVE_GETTIMEOFDAY}")
MESSAGE(FATAL_ERROR "No timing function found!")
ENDIF()
# We need pthreads outside of Windows # We need pthreads outside of Windows
CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H) CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)
IF(NOT "${HAVE_PTHREAD_H}") IF(NOT "${HAVE_PTHREAD_H}")

16
OpenAL32/Include/alMain.h
View File

@ -13,6 +13,7 @@
#include <assert.h> #include <assert.h>
#include <pthread.h> #include <pthread.h>
#include <sys/time.h>
#define IsBadWritePtr(a,b) (0) #define IsBadWritePtr(a,b) (0)
@ -52,6 +53,21 @@ static inline void DeleteCriticalSection(CRITICAL_SECTION *cs)
assert(ret == 0); assert(ret == 0);
} }
/* NOTE: This wrapper isn't quite accurate as it returns an ALuint, as opposed
* to the expected DWORD. Both are defined as unsigned 32-bit types, however.
* Additionally, Win32 is supposed to measure the time since Windows started,
* as opposed to the actual time. */
static inline ALuint timeGetTime(void)
{
struct timeval tv;
int ret;
ret = gettimeofday(&tv, NULL);
assert(ret == 0);
return tv.tv_usec/1000 + tv.tv_sec*1000;
}
#define min(x,y) (((x)<(y))?(x):(y)) #define min(x,y) (((x)<(y))?(x):(y))
#define max(x,y) (((x)>(y))?(x):(y)) #define max(x,y) (((x)>(y))?(x):(y))
#endif #endif