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fix(osx): consolidate error checks in alt_clock_gettime for clarity #4803

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fix(osx): consolidate error checks in alt_clock_gettime for clarity #4803

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14 changes: 11 additions & 3 deletions src/clock.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -37,9 +37,17 @@ int alt_clock_gettime (int clock_id, timespec *ts)
{
clock_serv_t cclock;
mach_timespec_t mts;
host_get_clock_service (mach_host_self (), clock_id, &cclock);
clock_get_time (cclock, &mts);
mach_port_deallocate (mach_task_self (), cclock);
kern_return_t kr;

kr = host_get_clock_service (mach_host_self (), clock_id, &cclock);
if (kr == KERN_SUCCESS) {
kr = clock_get_time (cclock, &mts);
mach_port_deallocate (mach_task_self (), cclock);
}

if (kr != KERN_SUCCESS)
return -1;

ts->tv_sec = mts.tv_sec;
ts->tv_nsec = mts.tv_nsec;
return 0;
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