From: Richard Kettlewell <rjk@greenend.org.uk>
Date: Mon, 13 Jun 2011 19:01:39 +0000 (+0100)
Subject: List options in --help output
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=78b18e4e290725614c4fbe973d45ef28cae0ca84;p=vbig.git

List options in --help output
---

diff --git a/vbig.cc b/vbig.cc
index c0e6439..eeea02a 100644
--- a/vbig.cc
+++ b/vbig.cc
@@ -19,7 +19,14 @@ static void help(void) {
   printf("vbig - create or verify a large but pseudo-random file\n"
          "\n"
          "Usage:\n"
-         "  vbig [--seed SEED] --verify|--create PATH SIZE\n");
+         "  vbig [--seed SEED] --verify|--create PATH SIZE\n"
+         "\n"
+         "Options:\n"
+         "  --seed         Specify random seed\n"
+         "  --verify       Verify that PATH contains the expected contents\n"
+         "  --create       Create PATH with psuedo-random contents\n"
+         "  --help         Display usage message\n"
+         "  --version      Display version string\n");
 }
 
 enum mode_type {