aboutsummaryrefslogtreecommitdiff
path: root/git-commit.sh
blob: 7e39c107cff93f601c51fec6544a0defe9814db1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
#!/bin/sh
#
# Copyright (c) 2005 Linus Torvalds
#

USAGE='[-a] [-s] [-v | --no-verify]  [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [<path>...]'
. git-sh-setup

all= logfile= use_commit= no_edit= log_given= log_message= verify=t signoff=
while case "$#" in 0) break;; esac
do
  case "$1" in
  -a|--a|--al|--all)
    all=t
    shift ;;
  -F=*|--f=*|--fi=*|--fil=*|--file=*)
    log_given=t$log_given
    logfile=`expr "$1" : '-[^=]*=\(.*\)'`
    no_edit=t
    shift ;;
  -F|--f|--fi|--fil|--file)
    case "$#" in 1) usage ;; esac; shift
    log_given=t$log_given
    logfile="$1"
    no_edit=t
    shift ;;
  -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
    log_given=t$log_given
    log_message=`expr "$1" : '-[^=]*=\(.*\)'`
    no_edit=t
    shift ;;
  -m|--m|--me|--mes|--mess|--messa|--messag|--message)
    case "$#" in 1) usage ;; esac; shift
    log_given=t$log_given
    log_message="$1"
    no_edit=t
    shift ;;
  -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
  --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
  --reedit-messag=*|--reedit-message=*)
    log_given=t$log_given
    use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
    shift ;;
  -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
  --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
    case "$#" in 1) usage ;; esac; shift
    log_given=t$log_given
    use_commit="$1"
    shift ;;
  -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
  --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
  --reuse-message=*)
    log_given=t$log_given
    use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
    no_edit=t
    shift ;;
  -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
  --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
    case "$#" in 1) usage ;; esac; shift
    log_given=t$log_given
    use_commit="$1"
    no_edit=t
    shift ;;
  -e|--e|--ed|--edi|--edit)
    no_edit=
    shift ;;
  -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
    signoff=t
    shift ;;
  -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
    verify=
    shift ;;
  -v|--v|--ve|--ver|--veri|--verif|--verify)
    verify=t
    shift ;;
  --)
    shift
    break ;;
  -*)
     usage ;;
  *)
    break ;;
  esac
done

case "$log_given" in
tt*)
  die "Only one of -c/-C/-F/-m can be used." ;;
esac

case "$all,$#" in
t,0)
	git-diff-files --name-only -z |
	git-update-index --remove -z --stdin
	;;
t,*)
	die "Cannot use -a and explicit files at the same time."
	;;
,0)
	;;
*)
	git-diff-files --name-only -z -- "$@" |
	git-update-index --remove -z --stdin
	;;
esac || exit 1
git-update-index -q --refresh || exit 1

case "$verify" in
t)
	if test -x "$GIT_DIR"/hooks/pre-commit
	then
		"$GIT_DIR"/hooks/pre-commit || exit
	fi
esac

if test "$log_message" != ''
then
	echo "$log_message"
elif test "$logfile" != ""
then
	if test "$logfile" = -
	then
		test -t 0 &&
		echo >&2 "(reading log message from standard input)"
		cat
	else
		cat <"$logfile"
	fi
elif test "$use_commit" != ""
then
	git-cat-file commit "$use_commit" | sed -e '1,/^$/d'
elif test -f "$GIT_DIR/MERGE_HEAD" && test -f "$GIT_DIR/MERGE_MSG"
then
	cat "$GIT_DIR/MERGE_MSG"
fi | git-stripspace >"$GIT_DIR"/COMMIT_EDITMSG

case "$signoff" in
t)
	{
		echo
		git-var GIT_COMMITTER_IDENT | sed -e '
			s/>.*/>/
			s/^/Signed-off-by: /
		'
	} >>"$GIT_DIR"/COMMIT_EDITMSG
	;;
esac

if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
	echo "#"
	echo "# It looks like your may be committing a MERGE."
	echo "# If this is not correct, please remove the file"
	echo "#	$GIT_DIR/MERGE_HEAD"
	echo "# and try again"
	echo "#"
fi >>"$GIT_DIR"/COMMIT_EDITMSG

PARENTS="-p HEAD"
if GIT_DIR="$GIT_DIR" git-rev-parse --verify HEAD >/dev/null 2>&1
then
	if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
		PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
	fi
	if test "$use_commit" != ""
	then
		pick_author_script='
		/^author /{
			h
			s/^author \([^<]*\) <[^>]*> .*$/\1/
			s/'\''/'\''\'\'\''/g
			s/.*/GIT_AUTHOR_NAME='\''&'\''/p

			g
			s/^author [^<]* <\([^>]*\)> .*$/\1/
			s/'\''/'\''\'\'\''/g
			s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p

			g
			s/^author [^<]* <[^>]*> \(.*\)$/\1/
			s/'\''/'\''\'\'\''/g
			s/.*/GIT_AUTHOR_DATE='\''&'\''/p

			q
		}
		'
		set_author_env=`git-cat-file commit "$use_commit" |
		LANG=C LC_ALL=C sed -ne "$pick_author_script"`
		eval "$set_author_env"
		export GIT_AUTHOR_NAME
		export GIT_AUTHOR_EMAIL
		export GIT_AUTHOR_DATE
	fi
else
	if [ -z "$(git-ls-files)" ]; then
		echo Nothing to commit 1>&2
		exit 1
	fi
	PARENTS=""
fi
git-status >>"$GIT_DIR"/COMMIT_EDITMSG
if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
then
	rm -f "$GIT_DIR/COMMIT_EDITMSG"
	git-status
	exit 1
fi
case "$no_edit" in
'')
	${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
	;;
esac

case "$verify" in
t)
	if test -x "$GIT_DIR"/hooks/commit-msg
	then
		"$GIT_DIR"/hooks/commit-msg "$GIT_DIR"/COMMIT_EDITMSG || exit
	fi
esac

grep -v '^#' < "$GIT_DIR"/COMMIT_EDITMSG |
git-stripspace > "$GIT_DIR"/COMMIT_MSG

if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
	git-stripspace |
	wc -l` &&
   test 0 -lt $cnt
then
	tree=$(git-write-tree) &&
	commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
	git-update-ref HEAD $commit $current &&
	rm -f -- "$GIT_DIR/MERGE_HEAD"
else
	echo >&2 "* no commit message?  aborting commit."
	false
fi
ret="$?"
rm -f "$GIT_DIR/COMMIT_MSG" "$GIT_DIR/COMMIT_EDITMSG"

if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
then
	"$GIT_DIR"/hooks/post-commit
fi
exit "$ret"