1#!/bin/sh 2 3REF="HEAD" 4 5# test commit body for length 6# lines containing urls are exempt for the length limit. 7test_commit_bodylength() 8{ 9 length="72" 10 body=$(git log --no-show-signature -n 1 --pretty=%b "$REF" | grep -Ev "http(s)*://" | grep -E -m 1 ".{$((length + 1))}") 11 if [ -n "$body" ]; then 12 echo "error: commit message body contains line over ${length} characters" 13 return 1 14 fi 15 16 return 0 17} 18 19# check for a tagged line 20check_tagged_line() 21{ 22 regex='^[[:space:]]*'"$1"':[[:space:]][[:print:]]+[[:space:]]<[[:graph:]]+>$' 23 foundline=$(git log --no-show-signature -n 1 "$REF" | grep -E -m 1 "$regex") 24 if [ -z "$foundline" ]; then 25 echo "error: missing \"$1\"" 26 return 1 27 fi 28 29 return 0 30} 31 32# check commit message for a normal commit 33new_change_commit() 34{ 35 error=0 36 37 # subject is not longer than 72 characters 38 long_subject=$(git log --no-show-signature -n 1 --pretty=%s "$REF" | grep -E -m 1 '.{73}') 39 if [ -n "$long_subject" ]; then 40 echo "error: commit subject over 72 characters" 41 error=1 42 fi 43 44 # need a signed off by 45 if ! check_tagged_line "Signed-off-by" ; then 46 error=1 47 fi 48 49 # ensure that no lines in the body of the commit are over 72 characters 50 if ! test_commit_bodylength ; then 51 error=1 52 fi 53 54 return "$error" 55} 56 57is_coverity_fix() 58{ 59 # subject starts with Fix coverity defects means it's a coverity fix 60 subject=$(git log --no-show-signature -n 1 --pretty=%s "$REF" | grep -E -m 1 '^Fix coverity defects') 61 if [ -n "$subject" ]; then 62 return 0 63 fi 64 65 return 1 66} 67 68coverity_fix_commit() 69{ 70 error=0 71 72 # subject starts with Fix coverity defects: CID dddd, dddd... 73 subject=$(git log --no-show-signature -n 1 --pretty=%s "$REF" | 74 grep -E -m 1 'Fix coverity defects: CID [[:digit:]]+(, [[:digit:]]+)*') 75 if [ -z "$subject" ]; then 76 echo "error: Coverity defect fixes must have a subject line that starts with \"Fix coverity defects: CID dddd\"" 77 error=1 78 fi 79 80 # need a signed off by 81 if ! check_tagged_line "Signed-off-by" ; then 82 error=1 83 fi 84 85 # test each summary line for the proper format 86 OLDIFS=$IFS 87 IFS=' 88' 89 for line in $(git log --no-show-signature -n 1 --pretty=%b "$REF" | grep -E '^CID'); do 90 if ! echo "$line" | grep -qE '^CID [[:digit:]]+: ([[:graph:]]+|[[:space:]])+ \(([[:upper:]]|\_)+\)'; then 91 echo "error: commit message has an improperly formatted CID defect line" 92 error=1 93 fi 94 done 95 IFS=$OLDIFS 96 97 # ensure that no lines in the body of the commit are over 72 characters 98 if ! test_commit_bodylength; then 99 error=1 100 fi 101 102 return "$error" 103} 104 105if [ -n "$1" ]; then 106 REF="$1" 107fi 108 109# if coverity fix, test against that 110if is_coverity_fix; then 111 if ! coverity_fix_commit; then 112 exit 1 113 else 114 exit 0 115 fi 116fi 117 118# have a normal commit 119if ! new_change_commit ; then 120 exit 1 121fi 122 123exit 0 124