Replace KERNELSRC environment variable with an explicit commandline
option which sets the variable in the rewrite-cr-header.sh script.
Signed-off-by: Matt Helsley <matthltc@xxxxxxxxxx>
Cc: Linux Containers <containers@xxxxxxxxxxxxxxxxxxxxxxxxxx>
---
rewrite-cr-header.sh | 33 +++++++++++++++++++++++++++++++--
1 files changed, 31 insertions(+), 2 deletions(-)
diff --git a/rewrite-cr-header.sh b/rewrite-cr-header.sh
index 63a2e88..bb334b8 100755
--- a/rewrite-cr-header.sh
+++ b/rewrite-cr-header.sh
@@ -6,11 +6,40 @@
# Sanitize checkpoint/restart kernel headers for userspace.
#
-KERNELSRC=../oren
+function usage()
+{
+ echo "Usage: $0 [-h|--help] -s|--kernel-src=DIR"
+}
+
+OPTIONS=`getopt -o s:o:h --long kernel-src:,output:,help -- "$@"`
+eval set -- "${OPTIONS}"
+while true ; do
+ case "$1" in
+ -s|--kernel-src)
+ KERNELSRC="$2"
+ shift 2 ;;
+ -h|--help)
+ usage
+ exit 0 ;;
+ --)
+ shift
+ break ;;
+ *)
+ echo "Unknown option: $1"
+ shift
+ echo "Unparsed options: $@"
+ usage 1>&2
+ exit 2 ;;
+ esac
+done
+
+if [ -z "${KERNELSRC}" -o '!' -d "${KERNELSRC}" ]; then
+ usage 1>&2
+ exit 2
+fi
################################################################################
-[ -z "${KERNELSRC}" ] && exit -1
mv cr.h cr.h.bak || exit -1
(
--
1.5.6.3
_______________________________________________
Containers mailing list
Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/containers
