# -*- makefile -*-
LATEX = latex --interaction=batchmode
PDFLATEX = pdflatex --interaction=batchmode
#LATEX = latex
#PDFLATEX = pdflatex

tex_slide_files =  $(filter-out gl2.101.1.slides.tex gl2.101.3.slides.tex gl2.101.5.slides.tex gl2.102.1.slides.tex gl2.102.3.slides.tex gl2.114.3.slides.tex,$(wildcard *.slides.tex))
#tex_slide_files =  $(wildcard *.slides.tex)
#tex_slide_files = 102-5.tex $(wildcard *.slides.tex)
beamer_slide_files = $(tex_slide_files:%.tex=%-beamer.tex)
slides =             $(tex_slide_files:%.tex=%-beamer.pdf)
handouts =           $(tex_slide_files:%.tex=%-beamer-handout.pdf)
handouts_ps =        $(tex_slide_files:%.tex=%-beamer-handout.ps)

figures = $(wildcard *.fig)
epsfigs = $(figures:.fig=.eps)
pdffigs = $(figures:.fig=.pdf)

all: message \
	Makefile.beamer \
	$(slides) \
	$(handouts)

#	gl2-overview-beamer.pdf \
#	$(beamer_slide_files)

#

%-beamer.tex: %.tex
	@echo
	@echo \*
	@echo \* Preprocessing $< to $@
	@echo \*
	seminar-to-beamer.pl $< > $@

%.pdf: %.tex gl2.slide-header-beamer.tex 
	@echo
	@echo \*
	@echo \* Compiling $<
	@echo \*
	$(PDFLATEX) $<
	@while ( grep "Rerun to get cross-references"                   \
			$(subst .lg,.log,$<) >/dev/null ); do          \
		echo '** Re-running LaTeX **';                          \
		$(PDFLATEX) $<;                                            \
	done

%.dvi: %.tex gl2.slide-header-beamer.tex
	@echo
	@echo \*
	@echo \* Compiling $<
	@echo \*
	$(LATEX) $<
	@while ( grep "Rerun to get cross-references"                   \
			$(subst .lg,.log,$<) >/dev/null ); do          \
		echo '** Re-running LaTeX **';                          \
		$(LATEX) $<;                                            \
	done

%-handout-a5.tex: %.tex Makefile.beamer gl2.slide-header-beamer-handout.tex
	@echo
	@echo \*
	@echo \* Converting $< to $@
	@echo \*
	sed -e 's/^\\documentclass\[\(.*\)\]{beamer}/\\documentclass[10pt,a5paper]{article}\% DO NOT EDIT---WILL BE OVERWRITTEN\n\\usepackage{beamerarticle,geometry,graphicx}\% DO NOT EDIT---WILL BE OVERWRITTEN\n\\geometry{margin=10mm,includehead,headheight=15pt,headsep=5mm}\% DO NOT EDIT---WILL BE OVERWRITTEN\n\\usepackage{fancyhdr}\% DO NOT EDIT---WILL BE OVERWRITTEN\n\\usepackage[breaklinks]{hyperref}\% DO NOT EDIT---WILL BE OVERWRITTEN\n/' -e 's/\\input{gl2.slide-header-beamer}/\\input{gl2.slide-header-beamer-handout}/' $< > $@

%-handout.ps: %-handout-a5.ps
	@echo
	@echo \*
	@echo \* Converting $< to $@
	@echo \*
	psnup -Pa5 -pa4 -2 $< $@

lpr: $(handouts_ps)
	@echo
	@echo \*
	@echo \* Big print job
	@echo \* Printing $<
	@echo \*
	lpr $<

%.pdf: %.eps
	@echo
	@echo \*
	@echo \* Producing Encapsulated PostScript for $<
	@echo \*
	epstopdf $<

%.ps: %.dvi 
	@echo
	@echo \*
	@echo \* Converting $< to PostScript
	@echo \*
	dvips -Ppdf -D 600 -G0 -o $@ $<

%.pdf: %.ps 
	@echo
	@echo \*
	@echo \* Converting $< to PDF
	@echo \*
	ps2pdf13 -dPDFsettings=/prepress $< $@

%.eps: %.fig
	@echo
	@echo \*
	@echo \* Producing $@ from $<
	@echo \*
	fig2dev -L eps $< $@

message:
	@echo "In order to build slides you must have beamer installed"
	@echo "Please run 'apt-get install tetex-beamer' in Debian or"
	@echo "'yum install tetex-beamer' in Fedora or Red Hat, or"
	@echo "As appropriate for your distribution."

clean:
	$(RM) *.aux *.log *.dvi *.pdf *.toc *.bak *.nav

# Stop overzealous deletion of intermediate files
.PRECIOUS: %.ps %.dvi %.eps gl2.105.2.slides-beamer.tex \
	gl2.111.6.slides-beamer.tex