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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 | ||
0e0aea5a JH |
14 | # @@PATH@@:$PATH |
15 | ||
b33e9666 | 16 | die() { |
8098a178 | 17 | echo >&2 "$@" |
b33e9666 LT |
18 | exit 1 |
19 | } | |
20 | ||
bac199b7 PH |
21 | if test -n "$OPTIONS_SPEC"; then |
22 | usage() { | |
5d292756 JH |
23 | "$0" -h |
24 | exit 1 | |
bac199b7 PH |
25 | } |
26 | ||
e817e3e8 PH |
27 | parseopt_extra= |
28 | [ -n "$OPTIONS_KEEPDASHDASH" ] && | |
29 | parseopt_extra="--keep-dashdash" | |
30 | ||
31 | eval "$( | |
cbea86fd | 32 | echo "$OPTIONS_SPEC" | |
e817e3e8 PH |
33 | git rev-parse --parseopt $parseopt_extra -- "$@" || |
34 | echo exit $? | |
35 | )" | |
bac199b7 | 36 | else |
1b1dd23f | 37 | dashless=$(basename "$0" | sed -e 's/-/ /') |
bac199b7 | 38 | usage() { |
1b1dd23f | 39 | die "Usage: $dashless $USAGE" |
bac199b7 PH |
40 | } |
41 | ||
42 | if [ -z "$LONG_USAGE" ] | |
43 | then | |
1b1dd23f | 44 | LONG_USAGE="Usage: $dashless $USAGE" |
bac199b7 | 45 | else |
1b1dd23f | 46 | LONG_USAGE="Usage: $dashless $USAGE |
bac199b7 PH |
47 | |
48 | $LONG_USAGE" | |
49 | fi | |
50 | ||
51 | case "$1" in | |
52 | -h|--h|--he|--hel|--help) | |
53 | echo "$LONG_USAGE" | |
54 | exit | |
55 | esac | |
56 | fi | |
d025524d | 57 | |
f9474132 SP |
58 | set_reflog_action() { |
59 | if [ -z "${GIT_REFLOG_ACTION:+set}" ] | |
60 | then | |
61 | GIT_REFLOG_ACTION="$*" | |
62 | export GIT_REFLOG_ACTION | |
63 | fi | |
64 | } | |
65 | ||
ef0c2abf | 66 | git_editor() { |
08874658 DK |
67 | : "${GIT_EDITOR:=$(git config core.editor)}" |
68 | : "${GIT_EDITOR:=${VISUAL:-${EDITOR}}}" | |
ef0c2abf AR |
69 | case "$GIT_EDITOR,$TERM" in |
70 | ,dumb) | |
71 | echo >&2 "No editor specified in GIT_EDITOR, core.editor, VISUAL," | |
72 | echo >&2 "or EDITOR. Tried to fall back to vi but terminal is dumb." | |
73 | echo >&2 "Please set one of these variables to an appropriate" | |
74 | echo >&2 "editor or run $0 with options that will not cause an" | |
75 | echo >&2 "editor to be invoked (e.g., -m or -F for git-commit)." | |
76 | exit 1 | |
77 | ;; | |
78 | esac | |
08874658 | 79 | eval "${GIT_EDITOR:=vi}" '"$@"' |
ef0c2abf AR |
80 | } |
81 | ||
4b441f47 | 82 | is_bare_repository () { |
5be60078 | 83 | git rev-parse --is-bare-repository |
4b441f47 JH |
84 | } |
85 | ||
9fde9401 | 86 | cd_to_toplevel () { |
5be60078 | 87 | cdup=$(git rev-parse --show-cdup) |
9fde9401 JH |
88 | if test ! -z "$cdup" |
89 | then | |
2c3c395e MC |
90 | # The "-P" option says to follow "physical" directory |
91 | # structure instead of following symbolic links. When cdup is | |
92 | # "../", this means following the ".." entry in the current | |
93 | # directory instead textually removing a symlink path element | |
94 | # from the PWD shell variable. The "-P" behavior is more | |
95 | # consistent with the C-style chdir used by most of Git. | |
96 | cd -P "$cdup" || { | |
97 | echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" | |
9fde9401 JH |
98 | exit 1 |
99 | } | |
100 | fi | |
101 | } | |
102 | ||
7eff28a9 | 103 | require_work_tree () { |
e90fdc39 | 104 | test $(git rev-parse --is-inside-work-tree) = true || |
7eff28a9 SP |
105 | die "fatal: $0 cannot be used without a working tree." |
106 | } | |
107 | ||
0cae2346 JS |
108 | get_author_ident_from_commit () { |
109 | pick_author_script=' | |
110 | /^author /{ | |
111 | s/'\''/'\''\\'\'\''/g | |
112 | h | |
113 | s/^author \([^<]*\) <[^>]*> .*$/\1/ | |
114 | s/'\''/'\''\'\'\''/g | |
115 | s/.*/GIT_AUTHOR_NAME='\''&'\''/p | |
116 | ||
117 | g | |
118 | s/^author [^<]* <\([^>]*\)> .*$/\1/ | |
119 | s/'\''/'\''\'\'\''/g | |
120 | s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p | |
121 | ||
122 | g | |
123 | s/^author [^<]* <[^>]*> \(.*\)$/\1/ | |
124 | s/'\''/'\''\'\'\''/g | |
125 | s/.*/GIT_AUTHOR_DATE='\''&'\''/p | |
126 | ||
127 | q | |
128 | } | |
129 | ' | |
130 | encoding=$(git config i18n.commitencoding || echo UTF-8) | |
077b725f | 131 | git show -s --pretty=raw --encoding="$encoding" "$1" -- | |
0cae2346 JS |
132 | LANG=C LC_ALL=C sed -ne "$pick_author_script" |
133 | } | |
134 | ||
22c90717 JH |
135 | # Make sure we are in a valid repository of a vintage we understand, |
136 | # if we require to be in a git repository. | |
70087cdb | 137 | if test -z "$NONGIT_OK" |
d025524d | 138 | then |
4d6d6d2d | 139 | GIT_DIR=$(git rev-parse --git-dir) || exit |
22c90717 JH |
140 | if [ -z "$SUBDIRECTORY_OK" ] |
141 | then | |
22c90717 JH |
142 | test -z "$(git rev-parse --show-cdup)" || { |
143 | exit=$? | |
144 | echo >&2 "You need to run this command from the toplevel of the working tree." | |
145 | exit $exit | |
146 | } | |
22c90717 JH |
147 | fi |
148 | test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || { | |
149 | echo >&2 "Unable to determine absolute path of git directory" | |
150 | exit 1 | |
b2bc9a30 | 151 | } |
22c90717 | 152 | : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"} |
d025524d | 153 | fi |
87bddba9 JS |
154 | |
155 | # Fix some commands on Windows | |
156 | case $(uname -s) in | |
157 | *MINGW*) | |
158 | # Windows has its own (incompatible) sort and find | |
159 | sort () { | |
160 | /usr/bin/sort "$@" | |
161 | } | |
162 | find () { | |
163 | /usr/bin/find "$@" | |
164 | } | |
165 | ;; | |
166 | esac |