Uppercase metasyntactic variables in usage message.

diff --git a/pixie.c b/pixie.c
index d0d5c20..b7083f3 100644 (file)
--- a/pixie.c
+++ b/pixie.c
@@ -1120,8 +1120,8 @@ static void usage(FILE *fp)
 {
   pquis(fp, "\
 Usage:\n\
-       $ [-qvfidl] [-c command] [-t timeout] [-s socket]\n\
-       $ [-s socket] -C [command args...]\n\
+       $ [-qvfidl] [-c COMMAND] [-t TIMEOUT] [-s SOCKET]\n\
+       $ [-s SOCKET] -C [COMMAND ARGS...]\n\
 ");
 }