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144 lines
3.1 KiB
144 lines
3.1 KiB
#!/bin/sh |
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# |
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# This is included in commands that either have to be run from the toplevel |
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# of the repository, or with GIT_DIR environment variable properly. |
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# If the GIT_DIR does not look like the right correct git-repository, |
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# it dies. |
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# Having this variable in your environment would break scripts because |
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# you would cause "cd" to be taken to unexpected places. If you |
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# like CDPATH, define it for your interactive shell sessions without |
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# exporting it. |
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unset CDPATH |
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die() { |
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echo >&2 "$@" |
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exit 1 |
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} |
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if test -n "$OPTIONS_SPEC"; then |
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usage() { |
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"$0" -h |
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exit 1 |
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} |
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parseopt_extra= |
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[ -n "$OPTIONS_KEEPDASHDASH" ] && |
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parseopt_extra="--keep-dashdash" |
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eval "$( |
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echo "$OPTIONS_SPEC" | |
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git rev-parse --parseopt $parseopt_extra -- "$@" || |
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echo exit $? |
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)" |
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else |
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usage() { |
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die "Usage: $0 $USAGE" |
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} |
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if [ -z "$LONG_USAGE" ] |
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then |
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LONG_USAGE="Usage: $0 $USAGE" |
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else |
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LONG_USAGE="Usage: $0 $USAGE |
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$LONG_USAGE" |
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fi |
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case "$1" in |
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-h|--h|--he|--hel|--help) |
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echo "$LONG_USAGE" |
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exit |
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esac |
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fi |
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set_reflog_action() { |
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if [ -z "${GIT_REFLOG_ACTION:+set}" ] |
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then |
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GIT_REFLOG_ACTION="$*" |
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export GIT_REFLOG_ACTION |
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fi |
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} |
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git_editor() { |
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: "${GIT_EDITOR:=$(git config core.editor)}" |
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: "${GIT_EDITOR:=${VISUAL:-${EDITOR}}}" |
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case "$GIT_EDITOR,$TERM" in |
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,dumb) |
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echo >&2 "No editor specified in GIT_EDITOR, core.editor, VISUAL," |
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echo >&2 "or EDITOR. Tried to fall back to vi but terminal is dumb." |
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echo >&2 "Please set one of these variables to an appropriate" |
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echo >&2 "editor or run $0 with options that will not cause an" |
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echo >&2 "editor to be invoked (e.g., -m or -F for git-commit)." |
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exit 1 |
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;; |
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esac |
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eval "${GIT_EDITOR:=vi}" '"$@"' |
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} |
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is_bare_repository () { |
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git rev-parse --is-bare-repository |
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} |
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cd_to_toplevel () { |
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cdup=$(git rev-parse --show-cdup) |
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if test ! -z "$cdup" |
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then |
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cd "$cdup" || { |
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echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" |
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exit 1 |
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} |
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fi |
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} |
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require_work_tree () { |
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test $(git rev-parse --is-inside-work-tree) = true || |
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die "fatal: $0 cannot be used without a working tree." |
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} |
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get_author_ident_from_commit () { |
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pick_author_script=' |
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/^author /{ |
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s/'\''/'\''\\'\'\''/g |
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h |
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s/^author \([^<]*\) <[^>]*> .*$/\1/ |
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s/'\''/'\''\'\'\''/g |
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s/.*/GIT_AUTHOR_NAME='\''&'\''/p |
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g |
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s/^author [^<]* <\([^>]*\)> .*$/\1/ |
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s/'\''/'\''\'\'\''/g |
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s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p |
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g |
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s/^author [^<]* <[^>]*> \(.*\)$/\1/ |
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s/'\''/'\''\'\'\''/g |
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s/.*/GIT_AUTHOR_DATE='\''&'\''/p |
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q |
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} |
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' |
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encoding=$(git config i18n.commitencoding || echo UTF-8) |
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git show -s --pretty=raw --encoding="$encoding" "$1" -- | |
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LANG=C LC_ALL=C sed -ne "$pick_author_script" |
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} |
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# Make sure we are in a valid repository of a vintage we understand, |
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# if we require to be in a git repository. |
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if test -z "$NONGIT_OK" |
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then |
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GIT_DIR=$(git rev-parse --git-dir) || exit |
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if [ -z "$SUBDIRECTORY_OK" ] |
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then |
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test -z "$(git rev-parse --show-cdup)" || { |
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exit=$? |
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echo >&2 "You need to run this command from the toplevel of the working tree." |
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exit $exit |
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} |
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fi |
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test -n "$GIT_DIR" && GIT_DIR=$(cd "$GIT_DIR" && pwd) || { |
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echo >&2 "Unable to determine absolute path of git directory" |
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exit 1 |
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} |
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: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"} |
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fi
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