1 files changed, 7 insertions, 0 deletions

diff --git a/plugins/common.h b/plugins/common.h
index b3053486..9d1434a3 100644
--- a/plugins/common.h
+++ b/plugins/common.h
@@ -205,4 +205,11 @@ enum {
 #       define __attribute__(x) /* do nothing */
 #endif
 
+/* for checking the result of getopt_long */
+#if EOF == -1
+#define CHECK_EOF(c) ((c) == EOF)
+#else
+#define CHECK_EOF(c) ((c) == -1 || (c) == EOF)
+#endif
+
 #endif /* _COMMON_H_ */