Add TIMESPEC_OVERFLOW helper

Add the TIMESPEC_OVERFLOW helper macro to allow easy checking
of timespec overflow.

diff --git a/include/sys/time.h b/include/sys/time.h
index e4470a491680b8593e4ecc055d62433912458508..ed3aae934c7561a884c40b69ffe1635f12e368d3 100644 (file)
--- a/include/sys/time.h
+++ b/include/sys/time.h
@@ -82,4 +82,7 @@ gethrestime_sec(void)
         return now.tv_sec;
 }
 
+#define TIMESPEC_OVERFLOW(ts)          \
+       ((ts)->tv_sec < TIME32_MIN || (ts)->tv_sec > TIME32_MAX)
+
 #endif  /* _SPL_TIME_H */