From 41294f7a76f581b6d64be48f90581dcc695b8ba5 Mon Sep 17 00:00:00 2001
From: Zeh Rizzatti <zehrizzatti@gmail.com>
Date: Thu, 7 Feb 2013 23:24:25 -0300
Subject: [PATCH] Fix usage on install.sh

---
 install.sh | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/install.sh b/install.sh
index f59d4606..56926d2f 100755
--- a/install.sh
+++ b/install.sh
@@ -35,18 +35,25 @@ function linux_cmake_install {
   exit 1
 }
 
-if [[ $# -gt 1 ]]; then
+function usage {
   echo "Usage: $0 [--clang-completer]"
   exit 0
+}
+
+if [[ $# -gt 1 ]]; then
+  usage
 fi
 
 case "$1" in
   --clang-completer)
     cmake_args='-DUSE_CLANG_COMPLETER=ON'
     ;;
-  *)
+  '')
     cmake_args=''
     ;;
+  *)
+    usage
+    ;;
 esac
 
 if [[ ! -z `which cmake &> /dev/null` ]]; then