Makefile.m4: Make PDF documents using PDFTeX.

It produces significantly better output for syntax diagrams, for a
start.

diff --git a/Makefile.m4 b/Makefile.m4
index b87d51414e3eba6701caa0b8b138f6529e42d918..87a02fb748f0d2adaa648d09e3bd5e4ffedbc6c5 100644 (file)
--- a/Makefile.m4
+++ b/Makefile.m4
@@ -73,11 +73,12 @@ define(`run_latex', `rm -rf t.$`'@/ && mkdir t.$`'@/ && \
 
 .dtx.dvi:; run_latex(`latex')
 .tex.dvi:; run_latex(`latex')
 
 .dtx.dvi:; run_latex(`latex')
 .tex.dvi:; run_latex(`latex')

+.dtx.pdf:; run_latex(`pdflatex')
+.tex.pdf:; run_latex(`pdflatex')

 .dvi.ps:; dvips -e0 -o $@ $<
 .dvi.ps:; dvips -e0 -o $@ $<

-.ps.pdf:; ps2pdf $< $@

 clean-local::; rm -rf t.*/
 
 clean-local::; rm -rf t.*/
 

-$(DVI): gpl.tex $(OBJ) mdwtools.tex
+$(DVI) $(PDF): gpl.tex $(OBJ) mdwtools.tex

 
 $(wordlist 2,$(words $(OBJ)),$(OBJ)): $(firstword $(OBJ))
 $(firstword $(OBJ)): $(SRC) mdwtools.ins
 
 $(wordlist 2,$(words $(OBJ)),$(OBJ)): $(firstword $(OBJ))
 $(firstword $(OBJ)): $(SRC) mdwtools.ins