doc/: added PostScript generation rule to Makefile

doc/Makefile

@@ -1,25 +1,25 @@
 # window manager improved 2 user guide
+l2h_opts=-local_icons -scalable_fonts -split +1 -subdir -show_section_numbers -address "<br>Last update: $(shell date) by $$USER@$$HOSTNAME"
 
 SRC = guide_en.tex wmii.tex
 DVI = ${SRC:.tex=.dvi}
 PDF = ${SRC:.tex=.pdf}
+PS = ${SRC:.tex=.ps}
 HTML = ${SRC:.tex=.html}
 
-all: ${DVI} ${PDF} #${HTML}
-
-.SUFFIXES: .tex .dvi .pdf .html
+.SUFFIXES: .tex .dvi .pdf .ps .html
 
+all: ${DVI} ${PDF} #${PS} ${HTML} 
 .tex.dvi:
 	latex -interaction=batchmode $<
 	latex -interaction=batchmode $<
-
 .tex.pdf:
 	pdflatex $<
 	pdflatex $<
-
+.dvi.ps:
+	dvips -o $@ $<
 .tex.html:
-	latex2html $<
-
+	latex2html ${l2h_opts} $<
 clean:
-	rm -f *.pdf *.dvi *.log *.aux *.out *.toc
+	rm -f *.pdf *.ps *.dvi *.log *.aux *.out *.toc
 	rm -rf guide_en