1#!/bin/sh
2#
3# Copyright (c) 2005 Linus Torvalds
4#
5
6USAGE='[-a] [-s] [-v | --no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [<path>...]'
7. git-sh-setup
8
9all= logfile= use_commit= no_edit= log_given= log_message= verify=t signoff=
10while case "$#" in 0) break;; esac
11do
12 case "$1" in
13 -a|--a|--al|--all)
14 all=t
15 shift ;;
16 -F=*|--f=*|--fi=*|--fil=*|--file=*)
17 log_given=t$log_given
18 logfile=`expr "$1" : '-[^=]*=\(.*\)'`
19 no_edit=t
20 shift ;;
21 -F|--f|--fi|--fil|--file)
22 case "$#" in 1) usage ;; esac; shift
23 log_given=t$log_given
24 logfile="$1"
25 no_edit=t
26 shift ;;
27 -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
28 log_given=t$log_given
29 log_message=`expr "$1" : '-[^=]*=\(.*\)'`
30 no_edit=t
31 shift ;;
32 -m|--m|--me|--mes|--mess|--messa|--messag|--message)
33 case "$#" in 1) usage ;; esac; shift
34 log_given=t$log_given
35 log_message="$1"
36 no_edit=t
37 shift ;;
38 -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
39 --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
40 --reedit-messag=*|--reedit-message=*)
41 log_given=t$log_given
42 use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
43 shift ;;
44 -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
45 --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
46 case "$#" in 1) usage ;; esac; shift
47 log_given=t$log_given
48 use_commit="$1"
49 shift ;;
50 -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
51 --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
52 --reuse-message=*)
53 log_given=t$log_given
54 use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
55 no_edit=t
56 shift ;;
57 -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
58 --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
59 case "$#" in 1) usage ;; esac; shift
60 log_given=t$log_given
61 use_commit="$1"
62 no_edit=t
63 shift ;;
64 -e|--e|--ed|--edi|--edit)
65 no_edit=
66 shift ;;
67 -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
68 signoff=t
69 shift ;;
70 -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
71 verify=
72 shift ;;
73 -v|--v|--ve|--ver|--veri|--verif|--verify)
74 verify=t
75 shift ;;
76 --)
77 shift
78 break ;;
79 -*)
80 usage ;;
81 *)
82 break ;;
83 esac
84done
85
86case "$log_given" in
87tt*)
88 die "Only one of -c/-C/-F/-m can be used." ;;
89esac
90
91case "$all,$#" in
92t,0)
93 git-diff-files --name-only -z |
94 git-update-index --remove -z --stdin
95 ;;
96t,*)
97 die "Cannot use -a and explicit files at the same time."
98 ;;
99,0)
100 ;;
101*)
102 git-diff-files --name-only -z -- "$@" |
103 git-update-index --remove -z --stdin
104 ;;
105esac || exit 1
106git-update-index -q --refresh || exit 1
107
108case "$verify" in
109t)
110 if test -x "$GIT_DIR"/hooks/pre-commit
111 then
112 "$GIT_DIR"/hooks/pre-commit || exit
113 fi
114esac
115
116if test "$log_message" != ''
117then
118 echo "$log_message"
119elif test "$logfile" != ""
120then
121 if test "$logfile" = -
122 then
123 test -t 0 &&
124 echo >&2 "(reading log message from standard input)"
125 cat
126 else
127 cat <"$logfile"
128 fi
129elif test "$use_commit" != ""
130then
131 git-cat-file commit "$use_commit" | sed -e '1,/^$/d'
132elif test -f "$GIT_DIR/MERGE_HEAD" && test -f "$GIT_DIR/MERGE_MSG"
133then
134 cat "$GIT_DIR/MERGE_MSG"
135fi | git-stripspace >"$GIT_DIR"/COMMIT_EDITMSG
136
137case "$signoff" in
138t)
139 {
140 echo
141 git-var GIT_COMMITTER_IDENT | sed -e '
142 s/>.*/>/
143 s/^/Signed-off-by: /
144 '
145 } >>"$GIT_DIR"/COMMIT_EDITMSG
146 ;;
147esac
148
149if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
150 echo "#"
151 echo "# It looks like your may be committing a MERGE."
152 echo "# If this is not correct, please remove the file"
153 echo "# $GIT_DIR/MERGE_HEAD"
154 echo "# and try again"
155 echo "#"
156fi >>"$GIT_DIR"/COMMIT_EDITMSG
157
158PARENTS="-p HEAD"
159if GIT_DIR="$GIT_DIR" git-rev-parse --verify HEAD >/dev/null 2>&1
160then
161 if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
162 PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
163 fi
164 if test "$use_commit" != ""
165 then
166 pick_author_script='
167 /^author /{
168 h
169 s/^author \([^<]*\) <[^>]*> .*$/\1/
170 s/'\''/'\''\'\'\''/g
171 s/.*/GIT_AUTHOR_NAME='\''&'\''/p
172
173 g
174 s/^author [^<]* <\([^>]*\)> .*$/\1/
175 s/'\''/'\''\'\'\''/g
176 s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
177
178 g
179 s/^author [^<]* <[^>]*> \(.*\)$/\1/
180 s/'\''/'\''\'\'\''/g
181 s/.*/GIT_AUTHOR_DATE='\''&'\''/p
182
183 q
184 }
185 '
186 set_author_env=`git-cat-file commit "$use_commit" |
187 LANG=C LC_ALL=C sed -ne "$pick_author_script"`
188 eval "$set_author_env"
189 export GIT_AUTHOR_NAME
190 export GIT_AUTHOR_EMAIL
191 export GIT_AUTHOR_DATE
192 fi
193else
194 if [ -z "$(git-ls-files)" ]; then
195 echo Nothing to commit 1>&2
196 exit 1
197 fi
198 PARENTS=""
199fi
200git-status >>"$GIT_DIR"/COMMIT_EDITMSG
201if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
202then
203 rm -f "$GIT_DIR/COMMIT_EDITMSG"
204 git-status
205 exit 1
206fi
207case "$no_edit" in
208'')
209 ${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
210 ;;
211esac
212
213case "$verify" in
214t)
215 if test -x "$GIT_DIR"/hooks/commit-msg
216 then
217 "$GIT_DIR"/hooks/commit-msg "$GIT_DIR"/COMMIT_EDITMSG || exit
218 fi
219esac
220
221grep -v '^#' < "$GIT_DIR"/COMMIT_EDITMSG |
222git-stripspace > "$GIT_DIR"/COMMIT_MSG
223
224if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
225 git-stripspace |
226 wc -l` &&
227 test 0 -lt $cnt
228then
229 tree=$(git-write-tree) &&
230 commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
231 git-update-ref HEAD $commit $current &&
232 rm -f -- "$GIT_DIR/MERGE_HEAD"
233else
234 echo >&2 "* no commit message? aborting commit."
235 false
236fi
237ret="$?"
238rm -f "$GIT_DIR/COMMIT_MSG" "$GIT_DIR/COMMIT_EDITMSG"
239
240if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
241then
242 "$GIT_DIR"/hooks/post-commit
243fi
244exit "$ret"