# -*- Mode: makefile; -*-
# arch-tag: Primary sgml-common top-level Makefile
# Common Makefile for SGML documents
#
# Copyright (C) 2002, 2003 John Goerzen
# <jgoerzen@complete.org>
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

# The following variables should be set:
# MASTERBASE -- basename of master file -- example: my-guide
# BASICDEPS -- various dependencies of the master file.  For instance,
#   this might include files included in the SGML.  It could also be empty.
# TOPNODE -- Basename of top id for HTML link.

MASTER := $(MASTERBASE).sgml
FIGUREDIRS := $(wildcard figures/*)
DOINDEX ?= yes

######################################################################
# Index generation
######################################################################

ifeq ($(DOINDEX), yes)

INDEXSGMLFILE := index/index.sgml
INDEXDATAFILE := index/HTML.index

$(INDEXSGMLFILE): $(INDEXDATAFILE)
	@echo " *** Generating SGML index from index list"
	collateindex.pl -i ch.index -g -o index/index.sgml index/HTML.index

$(INDEXDATAFILE): $(MASTER) $(BASICDEPS)
#	jade -t sgml -d docbook.dsl -V html-index $(MASTER)
#	jade -t sgml -V html-index $(MASTER)
	@echo " *** Generating index list from document"
	-rm -r index
	mkdir index
	collateindex.pl -i ch.index -N -o index/index.sgml
	#mkdir html-temp
	#docbook2html --output html-temp -V html-index $(MASTER)
	docbook-2-html -O -V -O html-index $(HTMLARGS) $(MASTER)
	mv $(MASTERBASE)-html/HTML.index index/
	rm -r $(MASTERBASE)-html
endif # DOINDEX

######################################################################
# Text generation
######################################################################
$(MASTERBASE).txt: $(MASTER) $(BASICDEPS) $(INDEXSGMLFILE)
	@echo " *** Generating text output"
	docbook2txt $(MASTER)

######################################################################
# PostScript generation
######################################################################

$(MASTERBASE).ps: $(MASTER) $(BASICDEPS) $(INDEXSGMLFILE) $(EPSFILES)
	@echo " *** Generating PostScript output"
# This works too: docbook2ps -V paper-size=Letter $(MASTER)
	docbook-2-ps -q -O -V -O paper-size=Letter $(PSARGS) $(MASTER)

######################################################################
# Figure generation
######################################################################

%_1.epi: %.ps
	$(get-epi)
%_2.epi: %.ps
	$(get-epi)
%_3.epi: %.ps
	$(get-epi)
%_4.epi: %.ps
	$(get-epi)
%_5.epi: %.ps
	$(get-epi)
%_6.epi: %.ps
	$(get-epi)
%_7.epi: %.ps
	$(get-epi)
%_8.epi: %.ps
	$(get-epi)
%_9.epi: %.ps
	$(get-epi)
%_10.epi: %.ps
	$(get-epi)
%_11.epi: %.ps
	$(get-epi)
%_12.epi: %.ps
	$(get-epi)

%_1_l.epi: %.ps
	$(get-epil)
%_2_l.epi: %.ps
	$(get-epil)
%_3_l.epi: %.ps
	$(get-epil)
%_4_l.epi: %.ps
	$(get-epil)
%_5_l.epi: %.ps
	$(get-epil)
%_6_l.epi: %.ps
	$(get-epil)
%_7_l.epi: %.ps
	$(get-epil)
%_8_l.epi: %.ps
	$(get-epil)
%_9_l.epi: %.ps
	$(get-epil)
%_10_l.epi: %.ps
	$(get-epil)
%_11_l.epi: %.ps
	$(get-epil)
%_12_l.epi: %.ps
	$(get-epil)

%.png: %_l.epi
	@echo " *** Generating PNG image for $<"
	gs -q -dTextAlphaBits=4 -dGraphicsAlphaBits=4 -r90 -dBATCH -dNOPAUSE \
		-dSAFER -sOutputFile=$@ -sDEVICE=png16m $< -c showpage

%.ps: %.pdf
	pdftops $<

######################################################################
# HTML generation
######################################################################

define copy-figures-worker
mkdir html/figures
for DIRECTORY in $(FIGUREDIRS); do mkdir html/$$DIRECTORY; cp -v $$DIRECTORY/*.png html/$$DIRECTORY/; done
endef

define copy-figures
$(if $(FIGUREDIRS),$(copy-figures-worker))
endef

html/index.html: $(MASTER) $(BASICDEPS) $(INDEXSGMLFILE) $(PNGFILES)
	@echo " *** Generating HTML output"
	-rm -r html
	mkdir html
	#docbook2html --output html $(MASTER)
	docbook-2-html $(HTMLARGS) $(MASTER)
	mv $(MASTERBASE)-html/* html/
	rmdir $(MASTERBASE)-html
	$(copy-figures)
#	tidy -m html/*.html
	ln -s $(TOPNODE).html html/index.html
	-cp -v /usr/share/gtk-doc/data/*.png html/

######################################################################
# Cleaning
######################################################################

clean:
	-rm -f `find . -name "*~"` `find . -name "*.png"` `find . -name "*.epi"`
	-rm -r html-temp html index $(MASTERBASE).txt
	-rm *.aux *.log *.dvi *.tex *.jtex *.ps *.html *.log *.out jadetex.cfg
	-rm *.ps html/*.html figures/topology/*.epi figures/topology/*.png
	-rm *.log *.pdb
	-rm `find . -name ".ps"` `find . -name "*.epi"` *.pdf
	-rm `find . -name "*.png"`

######################################################################
# Utility functions
######################################################################

GETPAGE=$(shell echo $(1) | sed -e "s/^.*_\([0-9]*\).epi/\\1/g")
define get-epi
@echo " *** Generating EPI image for $<"
psselect -q $(call GETPAGE,$@) $< temp.ps
psresize -w 6.375in -h 8.25in temp.ps temp2.ps
../sgml-common/ps2epsi temp2.ps $@
rm temp.ps temp2.ps
endef

GETPAGEL=$(shell echo $(1) | sed -e "s/^.*_\([0-9]*\)_l.epi/\\1/g")
define get-epil
@echo " *** Generating large EPI image for $<"
psselect -q $(call GETPAGEL,$@) $< temp.ps
psresize -w 8.5in -h 11in temp.ps temp2.ps
../sgml-common/ps2epsi temp2.ps $@
rm temp.ps temp2.ps
endef


pdf: $(MASTERBASE).pdf

$(MASTERBASE).pdf: $(MASTERBASE).ps
	ps2pdf14 $(MASTERBASE).ps

plucker: $(MASTERBASE).pdb
$(MASTERBASE).pdb: html
	plucker-build --bpp=4 --compression=zlib --doc-name="$(MASTERBASE)" \
	-H file:`pwd`/html/index.html -M 5 \
	--maxheight=320 --maxwidth=310 \
	--staybelow=file:`pwd`/html --title="$(MASTERBASE)" -p . \
	-f $(MASTERBASE)

###########################################################################
# These are obsolete but should still work.
###########################################################################


$(MASTERBASE).dvi: $(MASTERBASE).tex
	@echo " *** Generating DVI file."
	jadetex unix-guide.tex
	jadetex unix-guide.tex
	jadetex unix-guide.tex

$(MASTERBASE).tex: $(MASTER) $(BASICDEPS) $(INDEXSGMLFILE)
	@echo " *** Generating TeX files."
	docbook2tex -V paper-size=Letter $(MASTER)
#	jade -t tex -V tex-backend -d \
#		/usr/share/sgml/docbook/stylesheet/dsssl/modular/print/docbook.dsl \
#		$(MASTER)