tv: mv get_time_in_ns to .c

+ drop macOS <10.15 compat (10.15 required, see wiki - Prerequisites in
Compile UltraGrid (Source))

Author: MartinPulec

src/audio/audio_playback.c

@@ -41,6 +41,7 @@
 #include <stdlib.h>         // for free, calloc
 #include <string.h>         // for strncpy
 #include <strings.h>        // for strcasecmp
+#include <sys/time.h>       // for gettimeofday
 
 #include "audio/types.h"    // for audio_frame, AC_PCM, audio_desc
 #include "debug.h"          // for log_msg, LOG_LEVEL_ERROR, LOG_LEVEL_INFO

src/rtp/net_udp.c

@@ -53,6 +53,7 @@
 #include <stdbool.h>               // for bool, false, true
 #include <stdint.h>                // for uint16_t, uintmax_t
 #include <stdlib.h>                // for NULL, free, abort, calloc, malloc
+#include <sys/time.h>              // for gettimeofday
 
 #ifndef _WIN32
 #include <ifaddrs.h>

src/tv.c

@@ -45,13 +45,17 @@
  *
  */
 
-#include "debug.h"
 #include "tv.h"
+
+#include "debug.h"
 #include "utils/random.h"
 
 #include <assert.h>
-#include <stdlib.h>
 #include <pthread.h>
+#include <stdio.h>         // for perror
+#include <stdlib.h>        // for NULL, lldiv, lldiv_t
+#include <sys/time.h>      // for timeval, gettimeofda
+#include <time.h>          // for timespec, TIME_UTC, timespec_get
 
 pthread_once_t once_control = PTHREAD_ONCE_INIT;
 static struct timeval start_time;
@@ -245,15 +249,15 @@ uint32_t get_std_video_local_mediatime(void)
         return ((double)standard_time.vtime.tv_sec + (((double)standard_time.vtime.tv_usec) / 1000000.0)) * vrate;
 }
 
-#if defined __APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101500
-int timespec_get(struct timespec *ts, int base)
+/**
+ * @returns nanoseconds since implementation defined epoche (timespec_get def)
+ */
+time_ns_t
+get_time_in_ns()
 {
-        assert(base == TIME_UTC);
-        struct timeval tv = { 0, 0 };
-        gettimeofday(&tv, NULL);
-        ts->tv_sec = tv.tv_sec;
-        ts->tv_nsec = tv.tv_usec * 1000L;
-        return base; // returning base means success
-
+        struct timespec ts = { 0, 0 };
+        if (timespec_get(&ts, TIME_UTC) == 0) {
+                perror("timespec_get");
+        }
+        return (ts.tv_sec * NS_IN_SEC) + ts.tv_nsec;
 }
-#endif

src/tv.h

@@ -76,6 +76,7 @@ uint32_t get_std_audio_local_mediatime(double samples, int rate);
 uint32_t get_std_video_local_mediatime(void);
 
 typedef long long time_ns_t;
+time_ns_t get_time_in_ns();
 /// @todo
 /// The naming is inconsistent - whereas US_IN_NS is the 1 us represented in ns,
 /// MS_IN_SEC is count of milliseconds in a second. Unify the use.
@@ -99,18 +100,6 @@ typedef long long time_ns_t;
 #define MS_TO_NS(val_ms) ((time_ns_t) (val_ms) * 1000)
 #define SEC_TO_NS(val_sec) ((val_sec) * 1000LL * 1000 * 1000)
 
-// old macOS compat
-#if defined __APPLE__ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 101500
-#define TIME_UTC 1
-int timespec_get(struct timespec *ts, int base);
-#endif
-
-static inline time_ns_t get_time_in_ns() {
-        struct timespec ts = { 0, 0 };
-        timespec_get(&ts, TIME_UTC);
-        return ts.tv_sec * NS_IN_SEC + ts.tv_nsec;
-}
-
 #ifdef __cplusplus
 }
 #endif