X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=Makefile;h=0596ba6a5739187669fdd42eb1f1d9b452bc775a;hb=4e559a98f6969a994791ea916306b50ed1a25b8d;hp=e39ec27e7086824f43940fb4b8c9f36ea3ea85d2;hpb=8d599733fb6a017cae4a67027942e04b2bf7dad0;p=gnulib.git

diff --git a/Makefile b/Makefile
index e39ec27e7..0596ba6a5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,19 +1,32 @@
 # Makefile for gnulib central.
-# Copyright (C) 2006 Free Software Foundation, Inc.
+# Copyright (C) 2006, 2009, 2010 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # in any medium, are permitted without royalty provided the copyright
 # notice and this notice are preserved.
 
-# Produce some files that are not stored in CVS.
+# Produce some files that are not stored in the repository.
 all:
 
+# Produce the documentation in readable form.
+info html dvi pdf:
+	cd doc && $(MAKE) $@ && $(MAKE) mostlyclean
+
 # Perform some platform independent checks on the gnulib code.
-check:
+check: sc_prefer_ac_check_funcs_once
+
+sc_prefer_ac_check_funcs_once:
+	if test -d .git; then						\
+          git grep -w -l AC_CHECK_FUNCS modules				\
+            && { echo use AC_CHECK_FUNCS_ONCE, not AC_CHECK_FUNCS	\
+                   in modules/ 1>&2; exit 1; } || :			\
+	else :; fi
 
-# Regenerate some files that are stored in CVS; you should commit them
-# afterwards.
+# Regenerate some files that are stored in the repository.
 regen: MODULES.html
 
+# MODULES.html is periodically being generated and copied to the web pages at
+# :ext:USER@cvs.savannah.gnu.org:/web/gnulib/gnulib/
+# where it then appears at <http://www.gnu.org/software/gnulib/MODULES.html>.
 MODULES.html: MODULES.html.sh
 	./MODULES.html.sh > MODULES.html