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 [-m existing-commit] [<path>...]'
  10 }
  11
  12 while case "$#" in 0) break ;; esac
  13 do
  14     case "$1" in
  15     -m) shift
  16         case "$#" in
  17         0) usage ;;
  18         *) use_commit=`git-rev-parse "$1"` ||
  19            exit ;;
  20         esac
  21         ;;
  22     *)  break
  23         ;;
  24     esac
  25     shift
  26 done
  27
  28 git-update-cache -q --refresh -- "$@" || exit 1
  29 PARENTS="-p HEAD"
  30 if [ ! -r "$GIT_DIR/HEAD" ]; then
  31         if [ -z "$(git-ls-files)" ]; then
  32                 echo Nothing to commit 1>&2
  33                 exit 1
  34         fi
  35         (
  36                 echo "#"
  37                 echo "# Initial commit"
  38                 echo "#"
  39                 git-ls-files | sed 's/^/# New file: /'
  40                 echo "#"
  41         ) > .editmsg
  42         PARENTS=""
  43 else
  44         if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
  45                 echo "#"
  46                 echo "# It looks like your may be committing a MERGE."
  47                 echo "# If this is not correct, please remove the file"
  48                 echo "# $GIT_DIR/MERGE_HEAD"
  49                 echo "# and try again"
  50                 echo "#"
  51                 PARENTS="-p HEAD -p MERGE_HEAD"
  52         elif test "$use_commit" != ""
  53         then
  54                 pick_author_script='
  55                 /^author /{
  56                         h
  57                         s/^author \([^<]*\) <[^>]*> .*$/\1/
  58                         s/'\''/'\''\'\'\''/g
  59                         s/.*/GIT_AUTHOR_NAME='\''&'\''/p
  60
  61                         g
  62                         s/^author [^<]* <\([^>]*\)> .*$/\1/
  63                         s/'\''/'\''\'\'\''/g
  64                         s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
  65
  66                         g
  67                         s/^author [^<]* <[^>]*> \(.*\)$/\1/
  68                         s/'\''/'\''\'\'\''/g
  69                         s/.*/GIT_AUTHOR_DATE='\''&'\''/p
  70
  71                         q
  72                 }
  73                 '
  74                 set_author_env=`git-cat-file commit "$use_commit" |
  75                 sed -ne "$pick_author_script"`
  76                 eval "$set_author_env"
  77                 export GIT_AUTHOR_NAME
  78                 export GIT_AUTHOR_EMAIL
  79                 export GIT_AUTHOR_DATE
  80                 git-cat-file commit "$use_commit" |
  81                 sed -e '1,/^$/d'
  82         fi >.editmsg
  83         git-status-script >>.editmsg
  84 fi
  85 if [ "$?" != "0" ]
  86 then
  87         cat .editmsg
  88         rm .editmsg
  89         exit 1
  90 fi
  91 case "$use_commit" in
  92 '')
  93         ${VISUAL:-${EDITOR:-vi}} .editmsg
  94         ;;
  95 esac
  96 grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
  97 [ -s .cmitmsg ] &&
  98         tree=$(git-write-tree) &&
  99         commit=$(cat .cmitmsg | git-commit-tree $tree $PARENTS) &&
 100         echo $commit > "$GIT_DIR/HEAD" &&
 101         rm -f -- "$GIT_DIR/MERGE_HEAD"
 102 ret="$?"
 103 rm -f .cmitmsg .editmsg
 104 exit "$ret"