Add arguments check.

2017-07-21 14:03:20 +02:00 · 2017-07-21 14:03:20 +02:00 · 9e11fcaab3
commit 9e11fcaab3
parent 685859312a
1 changed files with 5 additions and 0 deletions
--- a/stretch-amd64/mkrescue
+++ b/stretch-amd64/mkrescue
@ -2,6 +2,11 @@

 TARGET=$1

+if [ -z "${TARGET}" ]; then
+    echo "Usage: $0 <work_dir>"
+    exit 255
+fi
+
 mkdir ${TARGET}
 mkdir ${TARGET}/ramdisk
 mkdir ${TARGET}/firmware