Use CLOCK_MONOTONIC_RAW when available

Signed-off-by: falkTX <falktx@falktx.com>

linux/JackLinuxTime.c

@@ -143,7 +143,11 @@ static jack_time_t jack_get_microseconds_from_system (void)
 	jack_time_t jackTime;
 	struct timespec time;
 
+#ifdef CLOCK_MONOTONIC_RAW
+	clock_gettime(CLOCK_MONOTONIC_RAW, &time);
+#else
 	clock_gettime(CLOCK_MONOTONIC, &time);
+#endif
 	jackTime = (jack_time_t) time.tv_sec * 1e6 +
 		(jack_time_t) time.tv_nsec / 1e3;
 	return jackTime;

linux/alsa/alsa_rawmidi.c

@@ -860,7 +860,11 @@ void *midi_thread(void *arg)
 			struct timespec ts;
 			ts.tv_sec = 0;
 			ts.tv_nsec = wait_nanosleep;
+#ifdef CLOCK_MONOTONIC_RAW
+			clock_nanosleep(CLOCK_MONOTONIC_RAW, 0, &ts, NULL);
+#else
 			clock_nanosleep(CLOCK_MONOTONIC, 0, &ts, NULL);
+#endif
 		}
 		int res = poll((struct pollfd*)&pfds, npfds, poll_timeout);
 		//debug_log("midi_thread(%s): poll exit: %d", str->name, res);