git-commit-script

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Linus Torvalds
   4 #
   5
   6 usage () {
   7     echo 'git commit [-m existing-commit] [<path>...]'
   8     exit 1
   9 }
  10
  11 : ${GIT_DIR=.git}
  12 if [ ! -d "$GIT_DIR" ]; then
  13         echo Not a git directory 1>&2
  14         exit 1
  15 fi
  16 while case "$#" in 0) break ;; esac
  17 do
  18     case "$1" in
  19     -m) shift
  20         case "$#" in
  21         0) usage ;;
  22         *) use_commit=`git-rev-parse "$1"` ||
  23            exit ;;
  24         esac
  25         ;;
  26     *)  break
  27         ;;
  28     esac
  29     shift
  30 done
  31
  32 git-update-cache -q --refresh -- "$@" || exit 1
  33 PARENTS="-p HEAD"
  34 if [ ! -r "$GIT_DIR/HEAD" ]; then
  35         if [ -z "$(git-ls-files)" ]; then
  36                 echo Nothing to commit 1>&2
  37                 exit 1
  38         fi
  39         (
  40                 echo "#"
  41                 echo "# Initial commit"
  42                 echo "#"
  43                 git-ls-files | sed 's/^/# New file: /'
  44                 echo "#"
  45         ) > .editmsg
  46         PARENTS=""
  47 else
  48         if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
  49                 echo "#"
  50                 echo "# It looks like your may be committing a MERGE."
  51                 echo "# If this is not correct, please remove the file"
  52                 echo "# $GIT_DIR/MERGE_HEAD"
  53                 echo "# and try again"
  54                 echo "#"
  55                 PARENTS="-p HEAD -p MERGE_HEAD"
  56         elif test "$use_commit" != ""
  57         then
  58                 pick_author_script='
  59                 /^author /{
  60                         h
  61                         s/^author \([^<]*\) <[^>]*> .*$/\1/
  62                         s/'\''/'\''\'\'\''/g
  63                         s/.*/GIT_AUTHOR_NAME='\''&'\''/p
  64
  65                         g
  66                         s/^author [^<]* <\([^>]*\)> .*$/\1/
  67                         s/'\''/'\''\'\'\''/g
  68                         s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
  69
  70                         g
  71                         s/^author [^<]* <[^>]*> \(.*\)$/\1/
  72                         s/'\''/'\''\'\'\''/g
  73                         s/.*/GIT_AUTHOR_DATE='\''&'\''/p
  74
  75                         q
  76                 }
  77                 '
  78                 set_author_env=`git-cat-file commit "$use_commit" |
  79                 sed -ne "$pick_author_script"`
  80                 eval "$set_author_env"
  81                 export GIT_AUTHOR_NAME
  82                 export GIT_AUTHOR_EMAIL
  83                 export GIT_AUTHOR_DATE
  84                 git-cat-file commit "$use_commit" |
  85                 sed -e '1,/^$/d'
  86         fi >.editmsg
  87         git-status-script >>.editmsg
  88 fi
  89 if [ "$?" != "0" ]
  90 then
  91         cat .editmsg
  92         rm .editmsg
  93         exit 1
  94 fi
  95 case "$use_commit" in
  96 '')
  97         ${VISUAL:-${EDITOR:-vi}} .editmsg
  98         ;;
  99 esac
 100 grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
 101 [ -s .cmitmsg ] &&
 102         tree=$(git-write-tree) &&
 103         commit=$(cat .cmitmsg | git-commit-tree $tree $PARENTS) &&
 104         echo $commit > "$GIT_DIR/HEAD" &&
 105         rm -f -- "$GIT_DIR/MERGE_HEAD"
 106 ret="$?"
 107 rm -f .cmitmsg .editmsg
 108 exit "$ret"