From ef11149a2d6046c1e26a0a74d3470449dfa4ebd7 Mon Sep 17 00:00:00 2001
From: Magnus Edenhill <magnus@edenhill.se>
Date: Sat, 17 Dec 2016 08:26:56 +0100
Subject: [PATCH] Added -h help arg

---
 bootstrap.sh | 2 +-
 kafkacat.c   | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/bootstrap.sh b/bootstrap.sh
index 4dbcce09..66eb8953 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -102,4 +102,4 @@ echo ""
 echo "Success! kafkacat is now built"
 echo ""
 
-./kafkacat -V
+./kafkacat -h
diff --git a/kafkacat.c b/kafkacat.c
index d2ae9690..994dd863 100644
--- a/kafkacat.c
+++ b/kafkacat.c
@@ -853,6 +853,7 @@ static void __attribute__((noreturn)) usage (const char *argv0, int exitcode,
                 "  -q                 Be quiet (verbosity set to 0)\n"
                 "  -v                 Increase verbosity\n"
                 "  -V                 Print version\n"
+                "  -h                 Print usage help\n"
                 "\n"
                 "Producer options:\n"
                 "  -z snappy|gzip     Message compression. Default: none\n"
@@ -991,7 +992,7 @@ static void argparse (int argc, char **argv) {
         char tmp_fmt[64];
 
         while ((opt = getopt(argc, argv,
-                             "PCG:Lt:p:b:z:o:eD:K:Od:qvX:c:Tuf:ZlV"
+                             "PCG:Lt:p:b:z:o:eD:K:Od:qvX:c:Tuf:ZlVh"
 #if ENABLE_JSON
                              "J"
 #endif
@@ -1153,6 +1154,10 @@ static void argparse (int argc, char **argv) {
                         usage(argv[0], 0, NULL, 1);
                         break;
 
+                case 'h':
+                        usage(argv[0], 0, NULL, 0);
+                        break;
+
                 default:
                         usage(argv[0], 1, "unknown argument", 0);
                         break;