From ee81c52e805961a32665f77ed269d0f2fd211213 Mon Sep 17 00:00:00 2001
From: Sitaram Chamarty <sitaram@atc.tcs.com>
Date: Mon, 27 Feb 2012 19:23:18 +0530
Subject: [PATCH] gl-system-install learns '-h'

---
 src/gl-system-install | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/gl-system-install b/src/gl-system-install
index 834775c..99cf075 100755
--- a/src/gl-system-install
+++ b/src/gl-system-install
@@ -53,7 +53,7 @@ exit 0;
 sub check_args {
     return unless @ARGV;
     return if @ARGV == 3;
-    die "I need all 3 directories (bin-dir, conf-dir, hooks-dir) or none\n";
+    usage();
 }
 
 sub argv_or_defaults {
@@ -127,3 +127,18 @@ sub path_advice {
         $path_advice;
     #>>>
 }
+
+sub usage {
+    print "
+Usage:
+    gl-system-install [bin-dir conf-dir hooks-dir]
+
+Requires all 3 arguments or none.  All arguments supplied must be absolute
+paths.  The following defaults are used if arguments are not supplied:
+
+    as normal user: \$HOME/bin, \$HOME/share/gitolite/conf, \$HOME/share/gitolite/hooks
+    as root:        /usr/local/bin, /var/gitolite/conf, /var/gitolite/hooks
+";
+    exit 1;
+}
+