# repository), we let git append identification of the actual commit.
PACKAGE=notmuch
-IS_GIT=$(shell if [ -d ${srcdir}/.git -o -f ${srcdir}/.git ] ; then echo yes ; else echo no; fi)
+IS_GIT:=$(if $(wildcard ${srcdir}/.git),yes,no)
ifeq ($(IS_GIT),yes)
DATE:=$(shell git --git-dir=${srcdir}/.git log --date=short -1 --pretty=format:%cd)