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-rw-r--r--templates/hooks--commit-msg6
1 files changed, 5 insertions, 1 deletions
diff --git a/templates/hooks--commit-msg b/templates/hooks--commit-msg
index 643822d..0b906ca 100644
--- a/templates/hooks--commit-msg
+++ b/templates/hooks--commit-msg
@@ -11,4 +11,8 @@
# This example catches duplicate Signed-off-by lines.
test "" = "$(grep '^Signed-off-by: ' "$1" |
- sort | uniq -c | sed -e '/^[ ]*1 /d')"
+ sort | uniq -c | sed -e '/^[ ]*1[ ]/d')" || {
+ echo >&2 Duplicate Signed-off-by lines.
+ exit 1
+}
+