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PWD_COMMAND=$${PWDCMD-pwd}
MAKEINFO=makeinfo
INC=../../../gcc/doc/include

all: documentation.html                  \
     faq/index.txt                       \
     17_intro/confdeps.png               \
     17_intro/porting.html               \
     17_intro/porting-howto.html

# chock full of GNUism, probably
documentation.html: $(wildcard */howto.html)
        sed -n '1,/beginlist/p' $@ > tmp.top
        sed -n '/endlist/,$$p' $@ > tmp.bottom
        echo '  <ul>' > tmp.middle
        for i in [0-9]*/howto.html; do \
          title=`grep 'h1 ' $$i |\
          sed 's=.*\(Chapter [[:digit:]]*\):[[:space:]]*\(.*\)</a>.*=\2 (\1)='` ;\
          awk -v file=$$i -v "title=$$title" -f makedoc.awk $$i >> tmp.middle ;\
        done
        awk -v file=ext/howto.html -v "title=Extensions to the Standard Library"\
          -f makedoc.awk ext/howto.html >> tmp.middle ;\
        echo '  </ul>' >> tmp.middle
        cat tmp.top tmp.middle tmp.bottom > $@
        rm tmp.top tmp.middle tmp.bottom

faq/index.txt: faq/index.html
        lynx -dump $< | sed "s%file://localhost`${PWD_COMMAND}`%..%" > $@

17_intro/porting.html: 17_intro/porting.texi
        ${MAKEINFO} -I ${INC} --html --no-split $< -o $@

# known to work under RH; this can be cleaned up later if needed
17_intro/porting-howto.html: 17_intro/porting-howto.xml
        xltproc -o $@ /usr/share/xml/docbook/xsl-stylesheets-1.48-2/html/docbook.xsl $<

17_intro/confdeps.png: 17_intro/confdeps.dot
        dot -Tpng -o $@ $<

# vim:noet ts=4