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sysinfo conditional compilation fixes for OSX

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Dominic Hamon 2014-01-16 09:13:18 -08:00
parent 076f0df7fc
commit e2633b9bd7
1 changed files with 4 additions and 0 deletions
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4
src/sysinfo.cc
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@ -42,6 +42,7 @@ double cpuinfo_cycles_per_second = 1.0;
int cpuinfo_num_cpus = 1; // Conservative guess
pthread_mutex_t cputimens_mutex;
#if !defined OS_MACOSX
// Helper function estimates cycles/sec by observing cycles elapsed during
// sleep(). Using small sleep time decreases accuracy significantly.
int64_t EstimateCyclesPerSecond() {
@ -49,7 +50,9 @@ int64_t EstimateCyclesPerSecond() {
SleepForMilliseconds(estimate_time_ms);
return cycleclock::Now() - start_ticks;
}
#endif
#if defined OS_LINUX || defined OS_CYGWIN
// Helper function for reading an int from a file. Returns true if successful
// and the memory location pointed to by value is set to the value read.
bool ReadIntFromFile(const char* file, int* value) {
@ -69,6 +72,7 @@ bool ReadIntFromFile(const char* file, int* value) {
}
return ret;
}
#endif
void InitializeSystemInfo() {
bool saw_mhz = false;