[PATCH build 3/6] Add help options to usage.

[Trevor Woerner]

From: Trevor Woerner <twoerner at gmail.com>

The -h and --help options were missing from the usage display.
Exit successfully from the usage display.

Signed-off-by: Trevor Woerner <twoerner at gmail.com>
---
 build.sh |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/build.sh b/build.sh
index 2b41d00..25d0f04 100755
--- a/build.sh
+++ b/build.sh
@@ -739,6 +739,7 @@ usage() {
     echo "  -f file: append module being built to file. The last line of this"
     echo "           file can be used for resuming with -r."
     echo "  -g : build with debug information"
+    echo "  -h | --help : display this help and exit successfully"
     echo "  -n : do not quit after error; just print error message"
     echo "  -o module/component : build just this component"
     echo "  -p : run git pull on each component"
@@ -793,13 +794,9 @@ while test $# != 0; do
 	export CFLAGS
 	CONFCFLAGS="CFLAGS=-g3 -O0"
 	;;
-    -h)
+    -h|--help)
 	usage
-	exit
-	;;
-    --help)
-	usage
-	exit
+	exit 0
 	;;
     -l)
 	LIB_ONLY=1
-- 
1.7.1