From 052a6cf285d315d68ea120387533340c8f28a6c8 Mon Sep 17 00:00:00 2001
From: Sami Kerola
Date: Sun, 16 Feb 2014 23:54:16 +0000
Subject: tools: add usage information to checkconfig.sh

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
---
 tools/checkconfig.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'tools/checkconfig.sh')

diff --git a/tools/checkconfig.sh b/tools/checkconfig.sh
index 91f7b1c05..5f2063ad4 100755
--- a/tools/checkconfig.sh
+++ b/tools/checkconfig.sh
@@ -16,6 +16,17 @@ die() {
 	exit 1
 }
 
+usage() {
+	echo "Usage:"
+	echo " $0 <top_srcdir> <srcfile> [<srcfile> ...]"
+	echo "Example:"
+	echo " find . -name '*.c' | xargs $0 \$(git rev-parse --show-toplevel)"
+}
+
+if [ $# -eq 0 ]; then
+	usage
+	exit 1
+fi
 srcdir=$1
 config="$srcdir/config.h.in"
 
-- 
cgit v1.2.3-55-g7522