Fix: missing errno.h include in time.h compat header

[lttng-tools.git] / src / common / compat / time.h

diff --git a/src/common/compat/time.h b/src/common/compat/time.h
index f51075dc39c3e35a3ebd13ad0fc9b61b0bb2a7e4..49f5039084a79083c63eab538d1486aeeedd594a 100644 (file)
--- a/src/common/compat/time.h
+++ b/src/common/compat/time.h
@@ -26,12 +26,23 @@
 #include <time.h>
 
 #ifdef __APPLE__
+
 typedef uint64_t timer_t;
-typedef int clockid_t;
 
 #include <mach/mach.h>
 #include <mach/clock.h>
+#include <errno.h>
+
+#undef NSEC_PER_SEC
+#undef NSEC_PER_MSEC
+#undef NSEC_PER_USEC
+
+#endif /* __APPLE__ */
+
+/* macOS/OS X 10.12 (Sierra) and up provide clock_gettime() */
+#if defined(__APPLE__) && !defined(LTTNG_HAVE_CLOCK_GETTIME)
 
+typedef int clockid_t;
 #define CLOCK_REALTIME CALENDAR_CLOCK
 #define CLOCK_MONOTONIC SYSTEM_CLOCK
 
@@ -65,7 +76,7 @@ end:
        return ret;
 }
 
-#else /* __APPLE__ */
+#else /* __APPLE__ && !LTTNG_HAVE_CLOCK_GETTIME */
 
 static inline
 int lttng_clock_gettime(clockid_t clk_id, struct timespec *tp)
@@ -73,6 +84,6 @@ int lttng_clock_gettime(clockid_t clk_id, struct timespec *tp)
        return clock_gettime(clk_id, tp);
 }
 
-#endif /* __APPLE__ */
+#endif /* __APPLE__ && !LTTNG_HAVE_CLOCK_GETTIME */
 
 #endif /* _COMPAT_TIME_H */