DOC=selfdocbookx
MAIN=$(DOC).xml
SECTS=intro.xml tools.xml structure.xml xsl.xml tips.xml \
        source.xml fdl.xml
XSLFOMODS=ulink.xsl keycombo.xsl
XSLHTMLMODS=filename.xsl admon.xsl keycombo.xsl css.xsl
XSLS=$(XSLFOMODS) $(XSLHTMLMODS)
FIGS=simple.fig
PNGS=$(FIGS:.fig=.png)
PDFS=$(FIGS:.fig=.pdf)
SRC=$(MAIN) $(SECTS) $(MAIN).sed $(addsuffix .sed,$(SECTS)) \
        $(addsuffix .sed,$(XSLS)) $(DOC).css.sed builddate Makefile.sed
XMLTO=xmlto --skip-validation

STYLESHEET_IMAGES=`xmlcatalog /etc/xml/catalog \
        http://docbook.sourceforge.net/release/xsl/current | \
        sed -e 's,^file://,,'`/images

all: $(DOC).pdf $(DOC).ps $(DOC)

$(DOC).pdf: $(SRC) $(PDFS) $(XSLFOMODS)
        for mod in $(XSLFOMODS); do \
                MODARGS="$$MODARGS -m $$mod"; \
        done; \
        $(XMLTO) pdf -v --extensions $$MODARGS $(MAIN)

$(DOC).fo: $(SRC) $(PDFS) $(XSLFOMODS)
        for mod in $(XSLFOMODS); do \
                MODARGS="$$MODARGS -m $$mod"; \
        done; \
        $(XMLTO) fo -v --extensions $$MODARGS $(MAIN)

$(DOC).ps: $(DOC).pdf
        pdftops $< $@

$(DOC): $(SRC) $(PNGS) $(XSLHTMLMODS)
        -rm -rf $@
        for mod in $(XSLHTMLMODS); do \
                MODARGS="$$MODARGS -m $$mod"; \
        done; \
        $(XMLTO) html -o $@ $$MODARGS $(MAIN)
        cp -a $(STYLESHEET_IMAGES) $@/stylesheet-images
        cp $(PNGS) $(DOC).css $@

# Since this file would be parsed for SGML markup, we have to
# make a safe version (with &, < and > converted to SGML entities)
# In addition, tabs get ignored for some reason, so for the
# Makefile we have to convert them to spaces.
%.sed: %
        fold -w 72 $< | \
                sed -e "s/$$(echo x | tr x \\t)/        /g" \
                    -e "s/&/\\&amp;/g" \
                    -e "s/</\\&lt;/g" \
                    -e "s/>/\\&gt;/g" > $@

builddate:
        echo -n $$(date "+%e %B %Y") > $@

clean:
        -$(RM) *.log *.dvi *.aux *.tex *.sed *.out *-t
        -$(RM) $(PNGS) $(PDFS) builddate *.html
        -$(RM) -r $(DOC) $(DOC).ps $(DOC).pdf $(DOC).fo

distclean: clean
        -$(RM) *~ $(DOC).tar.gz docbook.tar.gz
        -$(RM) -r docbook

$(DOC).tar.gz: distclean
        (cd ..; tar zcf /tmp/$(DOC).tar.gz $(DOC) )
        mv /tmp/$(DOC).tar.gz .

docbook: $(DOC).tar.gz all
        -$(RM) -r $@
        mkdir $@
        cp $(DOC).tar.gz $(DOC).ps $(DOC).pdf $@
        tar cf - $(DOC) | (cd $@; tar xf -)

docbook.tar.gz: docbook
        tar zcf docbook.tar.gz docbook

# Make png from xfig
%.png: %.fig
        fig2dev -Lpng $< $@

# Make pdf from xfig
%.pdf: %.fig
        fig2dev -Lpdf $< $@

.PHONY: distclean clean all builddate