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Commit | Line | Data |
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b33e9666 LT |
1 | #!/bin/sh |
2 | # | |
ae2b0f15 JH |
3 | # This is included in commands that either have to be run from the toplevel |
4 | # of the repository, or with GIT_DIR environment variable properly. | |
5 | # If the GIT_DIR does not look like the right correct git-repository, | |
6 | # it dies. | |
b33e9666 | 7 | |
365527ad | 8 | # Having this variable in your environment would break scripts because |
e598c517 | 9 | # you would cause "cd" to be taken to unexpected places. If you |
365527ad JH |
10 | # like CDPATH, define it for your interactive shell sessions without |
11 | # exporting it. | |
12 | unset CDPATH | |
13 | ||
61dbb3c4 JH |
14 | git_broken_path_fix () { |
15 | case ":$PATH:" in | |
16 | *:$1:*) : ok ;; | |
17 | *) | |
18 | PATH=$( | |
19 | SANE_TOOL_PATH="$1" | |
20 | IFS=: path= sep= | |
21 | set x $PATH | |
22 | shift | |
23 | for elem | |
24 | do | |
25 | case "$SANE_TOOL_PATH:$elem" in | |
26 | (?*:/bin | ?*:/usr/bin) | |
27 | path="$path$sep$SANE_TOOL_PATH" | |
28 | sep=: | |
29 | SANE_TOOL_PATH= | |
30 | esac | |
31 | path="$path$sep$elem" | |
32 | sep=: | |
33 | done | |
34 | echo "$path" | |
35 | ) | |
36 | ;; | |
37 | esac | |
38 | } | |
39 | ||
40 | # @@BROKEN_PATH_FIX@@ | |
0e0aea5a | 41 | |
b33e9666 | 42 | die() { |
8098a178 | 43 | echo >&2 "$@" |
b33e9666 LT |
44 | exit 1 |
45 | } | |
46 | ||
e064c170 SB |
47 | GIT_QUIET= |
48 | ||
49 | say () { | |
50 | if test -z "$GIT_QUIET" | |
51 | then | |
52 | printf '%s\n' "$*" | |
53 | fi | |
54 | } | |
55 | ||
bac199b7 PH |
56 | if test -n "$OPTIONS_SPEC"; then |
57 | usage() { | |
5d292756 JH |
58 | "$0" -h |
59 | exit 1 | |
bac199b7 PH |
60 | } |
61 | ||
e817e3e8 PH |
62 | parseopt_extra= |
63 | [ -n "$OPTIONS_KEEPDASHDASH" ] && | |
64 | parseopt_extra="--keep-dashdash" | |
65 | ||
66 | eval "$( | |
cbea86fd | 67 | echo "$OPTIONS_SPEC" | |
e817e3e8 PH |
68 | git rev-parse --parseopt $parseopt_extra -- "$@" || |
69 | echo exit $? | |
70 | )" | |
bac199b7 | 71 | else |
1b1dd23f | 72 | dashless=$(basename "$0" | sed -e 's/-/ /') |
bac199b7 | 73 | usage() { |
1b1dd23f | 74 | die "Usage: $dashless $USAGE" |
bac199b7 PH |
75 | } |
76 | ||
77 | if [ -z "$LONG_USAGE" ] | |
78 | then | |
1b1dd23f | 79 | LONG_USAGE="Usage: $dashless $USAGE" |
bac199b7 | 80 | else |
1b1dd23f | 81 | LONG_USAGE="Usage: $dashless $USAGE |
bac199b7 PH |
82 | |
83 | $LONG_USAGE" | |
84 | fi | |
85 | ||
86 | case "$1" in | |
87 | -h|--h|--he|--hel|--help) | |
88 | echo "$LONG_USAGE" | |
89 | exit | |
90 | esac | |
91 | fi | |
d025524d | 92 | |
f9474132 SP |
93 | set_reflog_action() { |
94 | if [ -z "${GIT_REFLOG_ACTION:+set}" ] | |
95 | then | |
96 | GIT_REFLOG_ACTION="$*" | |
97 | export GIT_REFLOG_ACTION | |
98 | fi | |
99 | } | |
100 | ||
ef0c2abf | 101 | git_editor() { |
08874658 DK |
102 | : "${GIT_EDITOR:=$(git config core.editor)}" |
103 | : "${GIT_EDITOR:=${VISUAL:-${EDITOR}}}" | |
ef0c2abf AR |
104 | case "$GIT_EDITOR,$TERM" in |
105 | ,dumb) | |
106 | echo >&2 "No editor specified in GIT_EDITOR, core.editor, VISUAL," | |
107 | echo >&2 "or EDITOR. Tried to fall back to vi but terminal is dumb." | |
108 | echo >&2 "Please set one of these variables to an appropriate" | |
109 | echo >&2 "editor or run $0 with options that will not cause an" | |
110 | echo >&2 "editor to be invoked (e.g., -m or -F for git-commit)." | |
111 | exit 1 | |
112 | ;; | |
113 | esac | |
08874658 | 114 | eval "${GIT_EDITOR:=vi}" '"$@"' |
ef0c2abf AR |
115 | } |
116 | ||
e1622bfc JH |
117 | sane_grep () { |
118 | GREP_OPTIONS= LC_ALL=C grep "$@" | |
119 | } | |
120 | ||
121 | sane_egrep () { | |
122 | GREP_OPTIONS= LC_ALL=C egrep "$@" | |
123 | } | |
124 | ||
4b441f47 | 125 | is_bare_repository () { |
5be60078 | 126 | git rev-parse --is-bare-repository |
4b441f47 JH |
127 | } |
128 | ||
9fde9401 | 129 | cd_to_toplevel () { |
5be60078 | 130 | cdup=$(git rev-parse --show-cdup) |
9fde9401 JH |
131 | if test ! -z "$cdup" |
132 | then | |
2c3c395e MC |
133 | # The "-P" option says to follow "physical" directory |
134 | # structure instead of following symbolic links. When cdup is | |
135 | # "../", this means following the ".." entry in the current | |
136 | # directory instead textually removing a symlink path element | |
137 | # from the PWD shell variable. The "-P" behavior is more | |
138 | # consistent with the C-style chdir used by most of Git. | |
139 | cd -P "$cdup" || { | |
140 | echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" | |
9fde9401 JH |
141 | exit 1 |
142 | } | |
143 | fi | |
144 | } | |
145 | ||
7eff28a9 | 146 | require_work_tree () { |
e90fdc39 | 147 | test $(git rev-parse --is-inside-work-tree) = true || |
7eff28a9 SP |
148 | die "fatal: $0 cannot be used without a working tree." |
149 | } | |
150 | ||
0cae2346 JS |
151 | get_author_ident_from_commit () { |
152 | pick_author_script=' | |
153 | /^author /{ | |
154 | s/'\''/'\''\\'\'\''/g | |
155 | h | |
156 | s/^author \([^<]*\) <[^>]*> .*$/\1/ | |
157 | s/'\''/'\''\'\'\''/g | |
158 | s/.*/GIT_AUTHOR_NAME='\''&'\''/p | |
159 | ||
160 | g | |
161 | s/^author [^<]* <\([^>]*\)> .*$/\1/ | |
162 | s/'\''/'\''\'\'\''/g | |
163 | s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p | |
164 | ||
165 | g | |
166 | s/^author [^<]* <[^>]*> \(.*\)$/\1/ | |
167 | s/'\''/'\''\'\'\''/g | |
168 | s/.*/GIT_AUTHOR_DATE='\''&'\''/p | |
169 | ||
170 | q | |
171 | } | |
172 | ' | |
173 | encoding=$(git config i18n.commitencoding || echo UTF-8) | |
077b725f | 174 | git show -s --pretty=raw --encoding="$encoding" "$1" -- | |
0cae2346 JS |
175 | LANG=C LC_ALL=C sed -ne "$pick_author_script" |
176 | } | |
177 | ||
22c90717 JH |
178 | # Make sure we are in a valid repository of a vintage we understand, |
179 | # if we require to be in a git repository. | |
70087cdb | 180 | if test -z "$NONGIT_OK" |
d025524d | 181 | then |
4d6d6d2d | 182 | GIT_DIR=$(git rev-parse --git-dir) || exit |
22c90717 JH |
183 | if [ -z "$SUBDIRECTORY_OK" ] |
184 | then | |
22c90717 JH |
185 | test -z "$(git rev-parse --show-cdup)" || { |
186 | exit=$? | |
187 | echo >&2 "You need to run this command from the toplevel of the working tree." | |
188 | exit $exit | |
189 | } | |
22c90717 JH |
190 | fi |
191 | test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || { | |
192 | echo >&2 "Unable to determine absolute path of git directory" | |
193 | exit 1 | |
b2bc9a30 | 194 | } |
22c90717 | 195 | : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"} |
d025524d | 196 | fi |
87bddba9 JS |
197 | |
198 | # Fix some commands on Windows | |
199 | case $(uname -s) in | |
200 | *MINGW*) | |
201 | # Windows has its own (incompatible) sort and find | |
202 | sort () { | |
203 | /usr/bin/sort "$@" | |
204 | } | |
205 | find () { | |
206 | /usr/bin/find "$@" | |
207 | } | |
208 | ;; | |
209 | esac |