Display the version in the help message.

diff --git a/main.c b/main.c
index 8c27b5197434e92fd63d2e7d9f7f248813dc5cbe..3a4d2e21b24bb3d4c08c4ee45d1ebbe50de1190e 100644 (file)
--- a/main.c
+++ b/main.c
@@ -382,6 +382,7 @@ static void usage(void)
     fprintf(stderr,"  -v      = enable progress messages on stderr.\n");
     fprintf(stderr,"  -w      = remove whitespace.\n");
     fprintf(stderr,"  -x      = debug, display chunks in output.\n");
+    fprintf(stderr,"This is comparator version " VERSION ".\n");
     exit(0);
 }