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fix_for_xcode8_clock_gettime

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This commit is contained in:
ed.velez 2016-09-22 15:42:43 -05:00
parent 1855e36179
commit ed697fa4ad
1 changed files with 25 additions and 1 deletions
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26
winpr/libwinpr/synch/wait.c
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@ -67,6 +67,7 @@
#include "../pipe/pipe.h"
/* clock_gettime is not implemented on OSX prior to 10.12 */
#ifdef __MACH__
#include <mach/mach_time.h>
@ -74,7 +75,11 @@
#define CLOCK_REALTIME 0
#define CLOCK_MONOTONIC 0
int clock_gettime(int clk_id, struct timespec *t)
/* clock_gettime is not implemented on OSX prior to 10.12 */
int _mach_clock_gettime(int clk_id, struct timespec *t);
int
_mach_clock_gettime(int clk_id, struct timespec *t)
{
UINT64 time;
double seconds;
@ -89,6 +94,25 @@ int clock_gettime(int clk_id, struct timespec *t)
return 0;
}
/* if clock_gettime is declared, then __CLOCK_AVAILABILITY will be defined */
#ifdef __CLOCK_AVAILABILITY
/* If we compiled with Mac OSX 10.12 or later, then clock_gettime will be declared
* * but it may be NULL at runtime. So we need to check before using it. */
int _mach_safe_clock_gettime(int clk_id, struct timespec *t);
int
_mach_safe_clock_gettime(int clk_id, struct timespec *t) {
if( clock_gettime ) {
return clock_gettime(clk_id, t);
}
return _mach_clock_gettime(clk_id, t);
}
#define clock_gettime _mach_safe_clock_gettime
#else
#define clock_gettime _mach_clock_gettime
#endif
#endif