statzone

commit 36d33900b74d1d5c172a9a7b18331cdb4c1cb3db
parent 90ca92b4c841b3a16334e888eabb6c51fda4108d
Author: Frederic Cambus <fred@statdns.com>
Date:   Thu,  3 Jan 2019 12:46:15 +0100

Define timespecsub macro in compat.h if it doesn't exists.

Diffstat:
A
compat/compat.h
 | 
16
++++++++++++++++
M
src/statzone.c
 | 
1
+

2 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/compat/compat.h b/compat/compat.h
@@ -0,0 +1,16 @@
+#ifndef COMPAT_H
+#define COMPAT_H
+
+#ifndef timespecsub
+#define	timespecsub(tsp, usp, vsp)					\
+	do {								\
+		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
+		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
+		if ((vsp)->tv_nsec < 0) {				\
+			(vsp)->tv_sec--;				\
+			(vsp)->tv_nsec += 1000000000L;			\
+		}							\
+	} while (0)
+#endif
+
+#endif /* COMPAT_H */
diff --git a/src/statzone.c b/src/statzone.c
@@ -21,6 +21,7 @@
 #include <string.h>
 #include <time.h>
 
+#include "compat.h"
 #include "config.h"
 
 struct timespec begin, end, elapsed;