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Implement platform_get_ticks() for macOS <10.12

This commit is contained in:
Richard Jenkins 2017-05-04 22:00:25 +01:00
parent 6e443343a8
commit e1d964cb26
1 changed files with 19 additions and 0 deletions
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19
src/openrct2/platform/shared.c
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@ -39,6 +39,16 @@
#include "../world/Climate.h"
#include "platform.h"
#ifdef __APPLE__
#include <mach/mach_time.h>
#endif
#if (defined __APPLE__ \
&& __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101200 \
&& __clang_major__ >= 8)
#define MACOS_SIERRA_ONWARDS 1
#endif
typedef void(*update_palette_func)(const uint8*, sint32, sint32);
openrct2_cursor gCursorState;
@ -765,6 +775,15 @@ uint32 platform_get_ticks()
{
#ifdef _WIN32
return GetTickCount();
#elif defined(__APPLE__) && !defined(MACOS_SIERRA_ONWARDS)
mach_timebase_info_data_t mach_base_info;
kern_return_t ret = mach_timebase_info(&mach_base_info);
if (ret == 0){
return (uint32)(((mach_absolute_time() * mach_base_info.numer) / mach_base_info.denom) / 1000000);
} else{
log_fatal("Unable to get mach_timebase_info.");
exit(-1);
}
#else
struct timespec ts;
if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0) {