Makefile: add README.pdf target

Using pandoc:

  http://johnmacfarlane.net/pandoc/

diff --git a/Makefile b/Makefile
index b7fd60bd5cfeca63e8ddf7886338d68364cb41d6..37bdcd11ce415d4eb5eafdee8791b5458fa21837 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -79,3 +79,7 @@ PHONY += pdfs
 pdfs: $(patsubst %.dot,%.pdf,$(wildcard *.dot))
 
 .PHONY: $(PHONY)
+
+# A 1-inch margin PDF generated by 'pandoc'
+%.pdf: %.md
+       pandoc -o $@ $< -V header-includes='\usepackage[margin=1in]{geometry}'