contrib/subtree/Makefile: use GIT-VERSION-FILE

diff --git a/contrib/subtree/Makefile b/contrib/subtree/Makefile
index 4030a168986d29bdbb2cd982a2e819ce009580f6..f63334bd6525b37f37d3c3fad073e16c6d3ae391 100644 (file)
--- a/contrib/subtree/Makefile
+++ b/contrib/subtree/Makefile
@@ -4,10 +4,12 @@
 prefix ?= /usr/local
 mandir ?= $(prefix)/share/man
 libexecdir ?= $(prefix)/libexec/git-core
-gitdir ?= $(shell git --exec-path)
 man1dir ?= $(mandir)/man1
 
-gitver ?= $(word 3,$(shell git --version))
+../../GIT-VERSION-FILE: FORCE
+       $(MAKE) -C ../../ GIT-VERSION-FILE
+
+-include ../../GIT-VERSION-FILE
 
 # this should be set to a 'standard' bsd-type install program
 INSTALL ?= install
@@ -45,11 +47,11 @@ $(GIT_SUBTREE_DOC): $(GIT_SUBTREE_XML)
 
 $(GIT_SUBTREE_XML): $(GIT_SUBTREE_TXT)
        asciidoc -b docbook -d manpage -f $(ASCIIDOC_CONF) \
-               -agit_version=$(gitver) $^
+               -agit_version=$(GIT_VERSION) $^
 
 $(GIT_SUBTREE_HTML): $(GIT_SUBTREE_TXT)
        asciidoc -b xhtml11 -d manpage -f $(ASCIIDOC_CONF) \
-               -agit_version=$(gitver) $^
+               -agit_version=$(GIT_VERSION) $^
 
 test:
        $(MAKE) -C t/ test
@@ -57,3 +59,5 @@ test:
 clean:
        rm -f *~ *.xml *.html *.1
        rm -rf subproj mainline
+
+.PHONY: FORCE