1#!/bin/sh 2# 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. 7 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 11# exporting it. 12unset CDPATH 13 14die() { 15echo>&2"$@" 16exit1 17} 18 19usage() { 20 die "Usage:$0$USAGE" 21} 22 23set_reflog_action() { 24if[-z"${GIT_REFLOG_ACTION:+set}"] 25then 26 GIT_REFLOG_ACTION="$*" 27export GIT_REFLOG_ACTION 28fi 29} 30 31is_bare_repository () { 32 git-repo-config --bool --get core.bare || 33case"$GIT_DIR"in 34 .git | */.git)echo false ;; 35*)echo true ;; 36esac 37} 38 39if[-z"$LONG_USAGE"] 40then 41 LONG_USAGE="Usage:$0$USAGE" 42else 43 LONG_USAGE="Usage:$0$USAGE 44 45$LONG_USAGE" 46fi 47 48case"$1"in 49-h|--h|--he|--hel|--help) 50echo"$LONG_USAGE" 51exit 52esac 53 54# Make sure we are in a valid repository of a vintage we understand. 55if[-z"$SUBDIRECTORY_OK"] 56then 57:${GIT_DIR=.git} 58 GIT_DIR=$(GIT_DIR="$GIT_DIR" git-rev-parse --git-dir)||exit 59else 60 GIT_DIR=$(git-rev-parse --git-dir)||exit 61fi 62:${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}