mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-05 03:53:41 +00:00
42 lines
1.5 KiB
Diff
42 lines
1.5 KiB
Diff
Adapted from https://github.com/zcash/libsnark/pull/10
|
|
|
|
diff --git a/depends/libff/libff/common/profiling.cpp b/depends/libff/libff/common/profiling.cpp
|
|
index f2a1985..319149c 100755
|
|
--- a/depends/libff/libff/common/profiling.cpp
|
|
+++ b/depends/libff/libff/common/profiling.cpp
|
|
@@ -27,6 +27,13 @@
|
|
#include <proc/readproc.h>
|
|
#endif
|
|
|
|
+#ifdef __MACH__
|
|
+#include <time.h>
|
|
+#include <sys/time.h>
|
|
+#include <mach/clock.h>
|
|
+#include <mach/mach.h>
|
|
+#endif
|
|
+
|
|
namespace libff {
|
|
|
|
long long get_nsec_time()
|
|
@@ -42,10 +49,20 @@ long long get_nsec_cpu_time()
|
|
return 0;
|
|
#else
|
|
::timespec ts;
|
|
+#ifdef __MACH__
|
|
+ clock_serv_t cclock;
|
|
+ mach_timespec_t mts;
|
|
+ host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock);
|
|
+ clock_get_time(cclock, &mts);
|
|
+ mach_port_deallocate(mach_task_self(), cclock);
|
|
+ ts.tv_sec = mts.tv_sec;
|
|
+ ts.tv_nsec = mts.tv_nsec;
|
|
+#else
|
|
if ( ::clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts) )
|
|
throw ::std::runtime_error("clock_gettime(CLOCK_PROCESS_CPUTIME_ID) failed");
|
|
// If we expected this to work, don't silently ignore failures, because that would hide the problem and incur an unnecessarily system-call overhead. So if we ever observe this exception, we should probably add a suitable #ifdef .
|
|
//TODO: clock_gettime(CLOCK_PROCESS_CPUTIME_ID) is not supported by native Windows. What about Cygwin? Should we #ifdef on CLOCK_PROCESS_CPUTIME_ID or on __linux__?
|
|
+#endif
|
|
return ts.tv_sec * 1000000000ll + ts.tv_nsec;
|
|
#endif
|
|
}
|