git-commit-script

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Linus Torvalds
   4 #
   5
   6 . git-sh-setup-script || die "Not a git archive"
   7
   8 usage () {
   9         die 'git commit [-a] [-v | --no-verify]  [-m <message>] [-F <logfile>] [(-C|-c) <commit>] [<path>...]'
  10 }
  11
  12 all= logfile= use_commit= no_edit= log_given= log_message= verify=t signoff=
  13 while case "$#" in 0) break;; esac
  14 do
  15   case "$1" in
  16   -a|--a|--al|--all)
  17     all=t
  18     shift ;;
  19   -F=*|--f=*|--fi=*|--fil=*|--file=*)
  20     log_given=t$log_given
  21     logfile=`expr "$1" : '-[^=]*=\(.*\)'`
  22     no_edit=t
  23     shift ;;
  24   -F|--f|--fi|--fil|--file)
  25     case "$#" in 1) usage ;; esac; shift
  26     log_given=t$log_given
  27     logfile="$1"
  28     no_edit=t
  29     shift ;;
  30   -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
  31     log_given=t$log_given
  32     log_message=`expr "$1" : '-[^=]*=\(.*\)'`
  33     no_edit=t
  34     shift ;;
  35   -m|--m|--me|--mes|--mess|--messa|--messag|--message)
  36     case "$#" in 1) usage ;; esac; shift
  37     log_given=t$log_given
  38     log_message="$1"
  39     no_edit=t
  40     shift ;;
  41   -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
  42   --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
  43   --reedit-messag=*|--reedit-message=*)
  44     log_given=t$log_given
  45     use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
  46     shift ;;
  47   -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
  48   --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
  49     case "$#" in 1) usage ;; esac; shift
  50     log_given=t$log_given
  51     use_commit="$1"
  52     shift ;;
  53   -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
  54   --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
  55   --reuse-message=*)
  56     log_given=t$log_given
  57     use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
  58     no_edit=t
  59     shift ;;
  60   -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
  61   --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
  62     case "$#" in 1) usage ;; esac; shift
  63     log_given=t$log_given
  64     use_commit="$1"
  65     no_edit=t
  66     shift ;;
  67   -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
  68     signoff=t
  69     shift ;;
  70   -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
  71     verify=
  72     shift ;;
  73   -v|--v|--ve|--ver|--veri|--verif|--verify)
  74     verify=t
  75     shift ;;
  76   --)
  77     shift
  78     break ;;
  79   -*)
  80      usage ;;
  81   *)
  82     break ;;
  83   esac
  84 done
  85
  86 case "$log_given" in
  87 tt*)
  88   die "Only one of -c/-C/-F/-m can be used." ;;
  89 esac
  90
  91 case "$all,$#" in
  92 t,*)
  93         git-diff-files --name-only -z |
  94         xargs -0 git-update-cache -q --remove --
  95         ;;
  96 ,0)
  97         ;;
  98 *)
  99         git-diff-files --name-only -z "$@" |
 100         xargs -0 git-update-cache -q --remove --
 101         ;;
 102 esac || exit 1
 103 git-update-cache -q --refresh || exit 1
 104
 105 case "$verify" in
 106 t)
 107         if test -x "$GIT_DIR"/hooks/pre-commit
 108         then
 109                 "$GIT_DIR"/hooks/pre-commit || exit
 110         fi
 111 esac
 112
 113 PARENTS="-p HEAD"
 114 if [ ! -r "$GIT_DIR/HEAD" ]; then
 115         if [ -z "$(git-ls-files)" ]; then
 116                 echo Nothing to commit 1>&2
 117                 exit 1
 118         fi
 119         {
 120                 echo "#"
 121                 echo "# Initial commit"
 122                 case "$no_edit" in
 123                 t) echo "# (ignoring your commit message for initial commit)"
 124                    no_edit=
 125                 esac
 126                 echo "#"
 127                 git-ls-files | sed 's/^/# New file: /'
 128                 echo "#"
 129         } >.editmsg
 130         PARENTS=""
 131         no_edit=
 132 else
 133         if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 134                 {
 135                 echo "#"
 136                 echo "# It looks like your may be committing a MERGE."
 137                 echo "# If this is not correct, please remove the file"
 138                 echo "# $GIT_DIR/MERGE_HEAD"
 139                 echo "# and try again"
 140                 case "$no_edit" in
 141                 t) echo "# (ignoring your commit message for merge commit)"
 142                    no_edit=
 143                 esac
 144                 echo "#"
 145                 } |
 146                 git-stripspace >.editmsg
 147                 PARENTS="-p HEAD -p MERGE_HEAD"
 148         elif test "$log_message" != ''
 149         then
 150                 echo "$log_message" |
 151                 git-stripspace >.editmsg
 152         elif test "$logfile" != ""
 153         then
 154                 if test "$logfile" = -
 155                 then
 156                         test -t 0 &&
 157                         echo >&2 "(reading log message from standard input)"
 158                         cat
 159                 else
 160                         cat <"$logfile"
 161                 fi |
 162                 git-stripspace >.editmsg
 163         elif test "$use_commit" != ""
 164         then
 165                 pick_author_script='
 166                 /^author /{
 167                         h
 168                         s/^author \([^<]*\) <[^>]*> .*$/\1/
 169                         s/'\''/'\''\'\'\''/g
 170                         s/.*/GIT_AUTHOR_NAME='\''&'\''/p
 171
 172                         g
 173                         s/^author [^<]* <\([^>]*\)> .*$/\1/
 174                         s/'\''/'\''\'\'\''/g
 175                         s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
 176
 177                         g
 178                         s/^author [^<]* <[^>]*> \(.*\)$/\1/
 179                         s/'\''/'\''\'\'\''/g
 180                         s/.*/GIT_AUTHOR_DATE='\''&'\''/p
 181
 182                         q
 183                 }
 184                 '
 185                 set_author_env=`git-cat-file commit "$use_commit" |
 186                 sed -ne "$pick_author_script"`
 187                 eval "$set_author_env"
 188                 export GIT_AUTHOR_NAME
 189                 export GIT_AUTHOR_EMAIL
 190                 export GIT_AUTHOR_DATE
 191                 git-cat-file commit "$use_commit" |
 192                 sed -e '1,/^$/d' |
 193                 git-stripspace >.editmsg
 194         fi
 195
 196         case "$signoff" in
 197         t)
 198                 git-var GIT_COMMITTER_IDENT | sed -e '
 199                         s/>.*/>/
 200                         s/^/Signed-off-by: /' >>.editmsg ;;
 201         esac
 202         git-status-script >>.editmsg
 203 fi
 204 if [ "$?" != "0" -a ! -f $GIT_DIR/MERGE_HEAD ]
 205 then
 206         cat .editmsg
 207         rm .editmsg
 208         exit 1
 209 fi
 210 case "$no_edit" in
 211 '')
 212         ${VISUAL:-${EDITOR:-vi}} .editmsg
 213         ;;
 214 esac
 215
 216 case "$verify" in
 217 t)
 218         if test -x "$GIT_DIR"/hooks/commit-msg
 219         then
 220                 "$GIT_DIR"/hooks/commit-msg .editmsg || exit
 221         fi
 222 esac
 223
 224 grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
 225 grep -v -i '^Signed-off-by' .cmitmsg >.cmitchk
 226 if test -s .cmitchk
 227 then
 228         tree=$(git-write-tree) &&
 229         commit=$(cat .cmitmsg | git-commit-tree $tree $PARENTS) &&
 230         echo $commit > "$GIT_DIR/HEAD" &&
 231         rm -f -- "$GIT_DIR/MERGE_HEAD"
 232 else
 233         echo >&2 "* no commit message?  aborting commit."
 234         false
 235 fi
 236 ret="$?"
 237 rm -f .cmitmsg .editmsg .cmitchk
 238
 239 if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
 240 then
 241         "$GIT_DIR"/hooks/post-commit
 242 fi
 243 exit "$ret"