Merge branch 'master' of git://git.denx.de/u-boot-i2c

[platform/kernel/u-boot.git] / scripts / check-config.sh

diff --git a/scripts/check-config.sh b/scripts/check-config.sh
index 2677584..583f7d0 100755 (executable)
--- a/scripts/check-config.sh
+++ b/scripts/check-config.sh
@@ -14,6 +14,18 @@
 # For example:
 #   scripts/check-config.sh b/chromebook_link/u-boot.cfg kconfig_whitelist.txt .
 
+set -e
+set -u
+
+PROG_NAME="${0##*/}"
+
+usage() {
+       echo "$PROG_NAME <path to u-boot.cfg> <path to whitelist file> <source dir>"
+       exit 1
+}
+
+[ $# -ge 3 ] || usage
+
 path="$1"
 whitelist="$2"
 srctree="$3"