[PATCH] Fix a typo in git-unpack-objects documentation.
[git] / 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 files=()
13 while case "$#" in 0) break ;; esac
14 do
15     case "$1" in
16     -m) shift
17         case "$#" in
18         0) usage ;;
19         *) use_commit=`git-rev-parse "$1"` ||
20            exit ;;
21         esac
22         ;;
23     --all)
24         files=($(git-diff-files --name-only))\
25         ;;
26     *)  break
27         ;;
28     esac
29     shift
30 done
31
32 git-update-cache -q --refresh -- "$@" "${files[@]}" || 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"