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-rw-r--r--Include/pytime.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/Include/pytime.h b/Include/pytime.h
index bf0dcd8..027c3d8 100644
--- a/Include/pytime.h
+++ b/Include/pytime.h
@@ -67,7 +67,12 @@ PyAPI_FUNC(int) _PyTime_ObjectToTimespec(
/* Create a timestamp from a number of seconds. */
-PyAPI_FUNC(_PyTime_t) _PyTime_FromSeconds(int ns);
+PyAPI_FUNC(_PyTime_t) _PyTime_FromSeconds(int seconds);
+
+/* Macro to create a timestamp from a number of seconds, no integer overflow.
+ Only use the macro for small values, prefer _PyTime_FromSeconds(). */
+#define _PYTIME_FROMSECONDS(seconds) \
+ ((_PyTime_t)(seconds) * (1000 * 1000 * 1000))
/* Create a timestamp from a number of nanoseconds. */
PyAPI_FUNC(_PyTime_t) _PyTime_FromNanoseconds(PY_LONG_LONG ns);