#!/bin/sh
#
# Set up GIT_DIR and GIT_OBJECT_DIRECTORY
# and return true if everything looks ok
#
: ${GIT_DIR=.git}
: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
# 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 "$@" >&2
exit 1
}
check_clean_tree() {
dirty1_=`git-update-index -q --refresh` && {
dirty2_=`git-diff-index --name-only --cached HEAD`
case "$dirty2_" in '') : ;; *) (exit 1) ;; esac
} || {
echo >&2 "$dirty1_"
echo "$dirty2_" | sed >&2 -e 's/^/modified: /'
(exit 1)
}
}
[ -h "$GIT_DIR/HEAD" ] &&
[ -d "$GIT_DIR/refs" ] &&
[ -d "$GIT_OBJECT_DIRECTORY/00" ]