Documentation/Makefile: create tarballs for the man pages and html files

[jc: rewrote by stealing from what I run to update html and
 man branches automatically]

Signed-off-by: Tilman Sauerbeck <tilman@code-monkey.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

Documentation/install-webdoc.sh

@@ -4,12 +4,16 @@ T="$1"
 
 for h in *.html *.txt howto/*.txt howto/*.html
 do
-	diff -u -I'Last updated [0-9][0-9]-[A-Z][a-z][a-z]-' "$T/$h" "$h" || {
+	if test -f "$T/$h" &&
+	   diff -u -I'Last updated [0-9][0-9]-[A-Z][a-z][a-z]-' "$T/$h" "$h"
+	then
+		:; # up to date
+	else
 		echo >&2 "# install $h $T/$h"
 		rm -f "$T/$h"
 		mkdir -p `dirname "$T/$h"`
 		cp "$h" "$T/$h"
-	}
+	fi
 done
 strip_leading=`echo "$T/" | sed -e 's|.|.|g'`
 for th in "$T"/*.html "$T"/*.txt "$T"/howto/*.txt "$T"/howto/*.html

Makefile

@@ -652,6 +652,25 @@ dist: git.spec git-tar-tree
 rpm: dist
 	$(RPMBUILD) -ta $(GIT_TARNAME).tar.gz
 
+htmldocs = git-htmldocs-$(GIT_VERSION)
+manpages = git-manpages-$(GIT_VERSION)
+dist-doc:
+	rm -fr .doc-tmp-dir
+	mkdir .doc-tmp-dir
+	$(MAKE) -C Documentation WEBDOC_DEST=../.doc-tmp-dir install-webdoc
+	cd .doc-tmp-dir && $(TAR) cf ../$(htmldocs).tar .
+	gzip -n -9 -f $(htmldocs).tar
+	:
+	rm -fr .doc-tmp-dir
+	mkdir .doc-tmp-dir .doc-tmp-dir/man1 .doc-tmp-dir/man7
+	$(MAKE) -C Documentation DESTDIR=. \
+		man1=../.doc-tmp-dir/man1 \
+		man7=../.doc-tmp-dir/man7 \
+		install
+	cd .doc-tmp-dir && $(TAR) cf ../$(manpages).tar .
+	gzip -n -9 -f $(manpages).tar
+	rm -fr .doc-tmp-dir
+
 ### Cleaning rules
 
 clean:
@@ -659,8 +678,9 @@ clean:
 		$(LIB_FILE) $(XDIFF_LIB)
 	rm -f $(ALL_PROGRAMS) $(BUILT_INS) git$X
 	rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags
-	rm -rf $(GIT_TARNAME)
+	rm -rf $(GIT_TARNAME) .doc-tmp-dir
 	rm -f $(GIT_TARNAME).tar.gz git-core_$(GIT_VERSION)-*.tar.gz
+	rm -f $(htmldocs).tar $(manpages).tar
 	$(MAKE) -C Documentation/ clean
 	$(MAKE) -C templates clean
 	$(MAKE) -C t/ clean