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,
8 # Having this variable in your environment would break scripts because
9 # you would cause "cd" to be be taken to unexpected places. If you
10 # like CDPATH, define it for your interactive shell sessions without
20 die "Usage: $0 $USAGE"
24 if [ -z "${GIT_REFLOG_ACTION:+set}" ]
26 GIT_REFLOG_ACTION="$*"
27 export GIT_REFLOG_ACTION
31 is_bare_repository () {
32 git rev-parse --is-bare-repository
36 cdup=$(git rev-parse --show-cdup)
40 echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree"
46 require_work_tree () {
47 test $(git rev-parse --is-inside-work-tree) = true &&
48 test $(git rev-parse --is-inside-git-dir) = false ||
49 die "fatal: $0 cannot be used without a working tree."
52 get_author_ident_from_commit () {
57 s/^author \([^<]*\) <[^>]*> .*$/\1/
59 s/.*/GIT_AUTHOR_NAME='\''&'\''/p
62 s/^author [^<]* <\([^>]*\)> .*$/\1/
64 s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
67 s/^author [^<]* <[^>]*> \(.*\)$/\1/
69 s/.*/GIT_AUTHOR_DATE='\''&'\''/p
74 encoding=$(git config i18n.commitencoding || echo UTF-8)
75 git show -s --pretty=raw --encoding="$encoding" "$1" |
76 LANG=C LC_ALL=C sed -ne "$pick_author_script"
79 if [ -z "$LONG_USAGE" ]
81 LONG_USAGE="Usage: $0 $USAGE"
83 LONG_USAGE="Usage: $0 $USAGE
89 -h|--h|--he|--hel|--help)
94 # Make sure we are in a valid repository of a vintage we understand.
95 if [ -z "$SUBDIRECTORY_OK" ]
98 GIT_DIR=$(GIT_DIR="$GIT_DIR" git rev-parse --git-dir) || {
100 echo >&2 "You need to run this command from the toplevel of the working tree."
104 GIT_DIR=$(git rev-parse --git-dir) || exit
106 : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}