summaryrefslogtreecommitdiffstats
path: root/util/git-hooks/commit-msg
blob: 710fe789bea40f84f926b76b72a583c0f4c21bec (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
#!/bin/sh
#
# A hook script to check the commit log message.
# Called by "git commit" with one argument, the name of the file
# that has the commit message.  The hook should exit with non-zero
# status after issuing an appropriate message if it wants to stop the
# commit.  The hook is allowed to edit the commit message file.
#

# Catches duplicate Signed-off-by lines.
test "" = "$(grep '^Signed-off-by: ' "$1" |
	 sort | uniq -c | sed -e '/^[ 	]*1[ 	]/d')" || {
	echo "Duplicate Signed-off-by lines." >&2
	exit 1
}
OpenPOWER on IntegriCloud