auto-build: fixed up permissions & clean-up of build dir

#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

#

umask 0002

real_path(){(cd "`dirname "$1"`" && pwd -P | tr \\n / && basename "$1")}

config () { git config --get auto-build`printf ".%s" "$@"`; }

config-all () { git config --get-all auto-build`printf ".%s" "$@"`; }

	fi

	# lock the build dir

	mkdir -p "`dirname "$dbuild".`"

	mkdir -p "`dirname "$dbuild".`" --mode 777

	while true; do

		for i in `seq 1 $dmax`; do

			dir=`real_path "$dbuild$i"`

		_acquired_lock "$lock" && break

		sleep 4

	done

	trap "[ -e '$dir' ] && rm -r '$dir'; [ -L '$lock' ] && rm '$lock'" \

	trap "[ -e '$dir' ] && rm -rf '$dir'; [ -L '$lock' ] && rm '$lock'" \

		RETURN EXIT

	# create the build dir if it does not exist & remove any stickbits set by