#!/bin/sh # # An example 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. # # To enable this hook, make this file executable. # Uncomment the below to add a Signed-off-by line to the message. # SOB=$(git var GIT_AUTHOR_IDENT | sed -n 's/^\(.*>\).*$/Signed-off-by: \1/p') # grep -qs "^$SOB" "$1" || echo "$SOB" >> "$1" # This example catches duplicate Signed-off-by lines. abort() { cp $1 $1.save cat >&2 <<EOF Commit aborted, your commit message was saved as '$1.save'. Reason: $2 EOF exit 1 } test "" = "$(grep '^Signed-off-by: ' "$1" | sort | uniq -c | sed -e '/^[ ]*1[ ]/d')" || { abort "$1" "Duplicate Signed-off-by lines." } # Check that the first line exists, and is not an asterisk if [ -z "`head -n 1 $1 | grep -v '^[ \t]*\*'`" ] ; then abort "$1" "Please provide the general description on the first line." fi # ...and that it is not too long if [ "`head -n 1 $1 | wc -c`" -gt 79 ] ; then abort "$1" "The first line is too long, please try to fit into 79 characters." fi # ...and that it does not continue on the second line if [ "`wc -l < $1`" -gt 1 -a -n "`head -n 2 $1 | tail -n 1 | sed 's/^#.*//'`" ] ; then abort "$1" "The second line is not empty - maybe the first line continues there?" fi # Check that the message is not a ChangeLog-like one if [ -n "`head -n 1 $1 | grep '^[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}.*<.*@.*>'`" ] ; then abort "$1" "The commit message looks like ChangeLog, please use the git form." fi # Check for whitespace in front of *'s if [ -n "`grep '^[[:space:]]\+\*.*:' $1`" -a -z "`grep '^\*' $1`" ] ; then abort "$1" "Please don't use whitespace in front of '* file: Description.' entries." fi exit 0