automake now checks for dblatex and the pdf version

of the comedi manual is now generated

configure.ac

@@ -180,10 +180,16 @@ if test "$ENABLE_DOCBOOK" == "yes"; then
 	if test "$XMLTO" = "no" ; then
   		AC_MSG_WARN([xmlto not found, will not be able to rebuild documentation])
 	fi
+	AC_PATH_PROG(DBLATEX, dblatex, no)
+        if test "$DBLATEX" = "no" ; then
+                AC_MSG_WARN([dblatex not found, will not be able to generate pdfs])
+        fi
 else
 	XMLTO="no"
+	DBLATEX="no"
 fi
 AM_CONDITIONAL(HAVE_XMLTO, [test "$XMLTO" != "no"])
+AM_CONDITIONAL(HAVE_DBLATEX, [test "$DBLATEX" != "no"])
 
 pcmciadir="\${sysconfdir}/pcmcia"
 AC_SUBST(pcmciadir)

doc/Makefile.am

@@ -20,8 +20,11 @@ all_html = $(srcdir)/doc_html
 install_html = install_html
 uninstall_html = uninstall_html
 
-# dist_pdf_DATA = comedilib.pdf
+if HAVE_DBLATEX
+dist_pdf_DATA = comedilib.pdf
+else
 dist_pdf_DATA =
+endif
 
 all_man = $(srcdir)/man
 install_man = install_man
@@ -74,7 +77,7 @@ uninstall_man:
 	for each in `find $(srcdir)/man/ -name '*.3'`; do $(RM) $(DESTDIR)$(mandir)/man3/`basename $$each` ; done
 
 comedilib.pdf: $(XML)
-	$(XMLTO) -o $(srcdir)/pdf --skip-validation pdf $(srcdir)/comedilib.xml
+	$(DBLATEX) -o $(srcdir)/pdf -t pdf $(srcdir)/comedilib.xml
 
 funcref.xml: funcref mkref
 	$(srcdir)/mkref $(srcdir)/funcref >$(srcdir)/funcref.xml