Move the clock_gettime2 and add_time_in_ms implementation to event.c to avoid code duplication.

src/libespeak-ng/event.c

 		thread_inited = 0;
 	}
 }
+
+enum { ONE_BILLION = 1000000000 };
+
+void clock_gettime2(struct timespec *ts)
+{
+	struct timeval tv;
+
+	if (!ts)
+		return;
+
+	assert(gettimeofday(&tv, NULL) != -1);
+	ts->tv_sec = tv.tv_sec;
+	ts->tv_nsec = tv.tv_usec*1000;
+}
+
+void add_time_in_ms(struct timespec *ts, int time_in_ms)
+{
+	if (!ts)
+		return;
+
+	uint64_t t_ns = (uint64_t)ts->tv_nsec + 1000000 * (uint64_t)time_in_ms;
+	while (t_ns >= ONE_BILLION) {
+		ts->tv_sec += 1;
+		t_ns -= ONE_BILLION;
+	}
+	ts->tv_nsec = (long int)t_ns;
+}

src/libespeak-ng/wave.c

 };
 #endif
 
-enum { ONE_BILLION = 1000000000 };
-
 #ifdef USE_PORTAUDIO
 #include "portaudio.h"
 
 }
 
 #endif
-
-void clock_gettime2(struct timespec *ts)
-{
-	struct timeval tv;
-
-	if (!ts)
-		return;
-
-	assert(gettimeofday(&tv, NULL) != -1);
-	ts->tv_sec = tv.tv_sec;
-	ts->tv_nsec = tv.tv_usec*1000;
-}
-
-void add_time_in_ms(struct timespec *ts, int time_in_ms)
-{
-	if (!ts)
-		return;
-
-	uint64_t t_ns = (uint64_t)ts->tv_nsec + 1000000 * (uint64_t)time_in_ms;
-	while (t_ns >= ONE_BILLION) {
-		ts->tv_sec += 1;
-		t_ns -= ONE_BILLION;
-	}
-	ts->tv_nsec = (long int)t_ns;
-}

src/libespeak-ng/wave_pulse.c

 #endif
 #include "wave.h"
 
-enum { ONE_BILLION = 1000000000 };
-
 enum {
 	/* return value */
 	PULSE_OK = 0,
 }
 
 #endif
-
-#ifndef USE_PORTAUDIO
-
-void clock_gettime2(struct timespec *ts)
-{
-	struct timeval tv;
-
-	if (!ts)
-		return;
-
-	assert(gettimeofday(&tv, NULL) != -1);
-	ts->tv_sec = tv.tv_sec;
-	ts->tv_nsec = tv.tv_usec*1000;
-}
-
-void add_time_in_ms(struct timespec *ts, int time_in_ms)
-{
-	if (!ts)
-		return;
-
-	uint64_t t_ns = (uint64_t)ts->tv_nsec + 1000000 * (uint64_t)time_in_ms;
-	while (t_ns >= ONE_BILLION) {
-		ts->tv_sec += 1;
-		t_ns -= ONE_BILLION;
-	}
-	ts->tv_nsec = (long int)t_ns;
-}
-
-#endif

src/libespeak-ng/wave_sada.c

 
 #include "wave.h"
 
-enum { ONE_BILLION = 1000000000 };
 #define SAMPLE_RATE 22050
 #define SAMPLE_SIZE 16
 
 }
 
 #endif
-
-void clock_gettime2(struct timespec *ts)
-{
-	struct timeval tv;
-
-	if (!ts)
-		return;
-
-	assert(gettimeofday(&tv, NULL) != -1);
-	ts->tv_sec = tv.tv_sec;
-	ts->tv_nsec = tv.tv_usec*1000;
-}
-
-void add_time_in_ms(struct timespec *ts, int time_in_ms)
-{
-	if (!ts)
-		return;
-
-	uint64_t t_ns = (uint64_t)ts->tv_nsec + 1000000 * (uint64_t)time_in_ms;
-	while (t_ns >= ONE_BILLION) {
-		ts->tv_sec += 1;
-		t_ns -= ONE_BILLION;
-	}
-	ts->tv_nsec = (long int)t_ns;
-}