summaryrefslogtreecommitdiff
path: root/git-sh-setup.sh
blob: 44fb4670aed97fb4eebc2c8985dff9c363732507 (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
#!/bin/sh
#
# This is included in commands that either have to be run from the toplevel
# of the repository, or with GIT_DIR environment variable properly.
# If the GIT_DIR does not look like the right correct git-repository,
# it dies.
 
# Having this variable in your environment would break scripts because
# you would cause "cd" to be taken to unexpected places.  If you
# like CDPATH, define it for your interactive shell sessions without
# exporting it.
unset CDPATH
 
git_broken_path_fix () {
	case ":$PATH:" in
	*:$1:*) : ok ;;
	*)
		PATH=$(
			SANE_TOOL_PATH="$1"
			IFS=: path= sep=
			set x $PATH
			shift
			for elem
			do
				case "$SANE_TOOL_PATH:$elem" in
				(?*:/bin | ?*:/usr/bin)
					path="$path$sep$SANE_TOOL_PATH"
					sep=:
					SANE_TOOL_PATH=
				esac
				path="$path$sep$elem"
				sep=:
			done
			echo "$path"
		)
		;;
	esac
}
 
# @@BROKEN_PATH_FIX@@
 
die() {
	echo >&2 "$@"
	exit 1
}
 
GIT_QUIET=
 
say () {
	if test -z "$GIT_QUIET"
	then
		printf '%s\n' "$*"
	fi
}
 
if test -n "$OPTIONS_SPEC"; then
	usage() {
		"$0" -h
		exit 1
	}
 
	parseopt_extra=
	[ -n "$OPTIONS_KEEPDASHDASH" ] &&
		parseopt_extra="--keep-dashdash"
 
	eval "$(
		echo "$OPTIONS_SPEC" |
			git rev-parse --parseopt $parseopt_extra -- "$@" ||
		echo exit $?
	)"
else
	dashless=$(basename "$0" | sed -e 's/-/ /')
	usage() {
		die "Usage: $dashless $USAGE"
	}
 
	if [ -z "$LONG_USAGE" ]
	then
		LONG_USAGE="Usage: $dashless $USAGE"
	else
		LONG_USAGE="Usage: $dashless $USAGE
 
$LONG_USAGE"
	fi
 
	case "$1" in
		-h|--h|--he|--hel|--help)
		echo "$LONG_USAGE"
		exit
	esac
fi
 
set_reflog_action() {
	if [ -z "${GIT_REFLOG_ACTION:+set}" ]
	then
		GIT_REFLOG_ACTION="$*"
		export GIT_REFLOG_ACTION
	fi
}
 
git_editor() {
	if test -z "${GIT_EDITOR:+set}"
	then
		GIT_EDITOR="$(git var GIT_EDITOR)" || return $?
	fi
 
	eval "$GIT_EDITOR" '"$@"'
}
 
git_pager() {
	if test -t 1
	then
		GIT_PAGER=$(git var GIT_PAGER)
	else
		GIT_PAGER=cat
	fi
	: ${LESS=-FRSX}
	export LESS
 
	eval "$GIT_PAGER" '"$@"'
}
 
sane_grep () {
	GREP_OPTIONS= LC_ALL=C grep "$@"
}
 
sane_egrep () {
	GREP_OPTIONS= LC_ALL=C egrep "$@"
}
 
is_bare_repository () {
	git rev-parse --is-bare-repository
}
 
cd_to_toplevel () {
	cdup=$(git rev-parse --show-toplevel) &&
	cd "$cdup" || {
		echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree"
		exit 1
	}
}
 
require_work_tree () {
	test $(git rev-parse --is-inside-work-tree) = true ||
	die "fatal: $0 cannot be used without a working tree."
}
 
get_author_ident_from_commit () {
	pick_author_script='
	/^author /{
		s/'\''/'\''\\'\'\''/g
		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
	}
	'
	encoding=$(git config i18n.commitencoding || echo UTF-8)
	git show -s --pretty=raw --encoding="$encoding" "$1" -- |
	LANG=C LC_ALL=C sed -ne "$pick_author_script"
}
 
# Make sure we are in a valid repository of a vintage we understand,
# if we require to be in a git repository.
if test -z "$NONGIT_OK"
then
	GIT_DIR=$(git rev-parse --git-dir) || exit
	if [ -z "$SUBDIRECTORY_OK" ]
	then
		test -z "$(git rev-parse --show-cdup)" || {
			exit=$?
			echo >&2 "You need to run this command from the toplevel of the working tree."
			exit $exit
		}
	fi
	test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || {
		echo >&2 "Unable to determine absolute path of git directory"
		exit 1
	}
	: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
fi
 
# Fix some commands on Windows
case $(uname -s) in
*MINGW*)
	# Windows has its own (incompatible) sort and find
	sort () {
		/usr/bin/sort "$@"
	}
	find () {
		/usr/bin/find "$@"
	}
	;;
esac