#!/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 be taken to unexpected places. If you # like CDPATH, define it for your interactive shell sessions without # exporting it. unset CDPATH die() { echo >&2 "$@" exit 1 } usage() { die "Usage: $0 $USAGE" } set_reflog_action() { if [ -z "${GIT_REFLOG_ACTION:+set}" ] then GIT_REFLOG_ACTION="$*" export GIT_REFLOG_ACTION fi } git_editor() { : "${GIT_EDITOR:=$(git config core.editor)}" : "${GIT_EDITOR:=${VISUAL:-${EDITOR}}}" case "$GIT_EDITOR,$TERM" in ,dumb) echo >&2 "No editor specified in GIT_EDITOR, core.editor, VISUAL," echo >&2 "or EDITOR. Tried to fall back to vi but terminal is dumb." echo >&2 "Please set one of these variables to an appropriate" echo >&2 "editor or run $0 with options that will not cause an" echo >&2 "editor to be invoked (e.g., -m or -F for git-commit)." exit 1 ;; esac eval "${GIT_EDITOR:=vi}" '"$@"' } is_bare_repository () { git rev-parse --is-bare-repository } cd_to_toplevel () { cdup=$(git rev-parse --show-cdup) if test ! -z "$cdup" then cd "$cdup" || { echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" exit 1 } fi } 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" } if [ -z "$LONG_USAGE" ] then LONG_USAGE="Usage: $0 $USAGE" else LONG_USAGE="Usage: $0 $USAGE $LONG_USAGE" fi case "$1" in -h|--h|--he|--hel|--help) echo "$LONG_USAGE" exit esac # Make sure we are in a valid repository of a vintage we understand. if [ -z "$SUBDIRECTORY_OK" ] then : ${GIT_DIR=.git} GIT_DIR=$(GIT_DIR="$GIT_DIR" git rev-parse --git-dir) || { exit=$? echo >&2 "You need to run this command from the toplevel of the working tree." exit $exit } else GIT_DIR=$(git rev-parse --git-dir) || exit fi : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}