THIS_DIR = $(shell basename $(PWD))
SOURCE_FILES = all_problems.tex probs.tex sols.tex
OTHER_FILES = Makefile write_problemlist.py
DIST_FILES = $(SOURCE_FILES) $(OTHER_FILES)
DIST_FILE = $(THIS_DIR)_source.tar.gz
DIST_DIR = note

all : sols.pdf probs.pdf

view : all
	xpdf probs.pdf &
	xpdf sols.pdf &

%.pdf : %.tex $(SOURCE_FILES) problemlist.tex python-images
	pdflatex $(patsubst %.tex,%,$<)
	find . -name '*.asy' -execdir asy -noprc -render=0 {} \;
	pdflatex $(patsubst %.tex,%,$<)
	pdflatex $(patsubst %.tex,%,$<)

problemlist.tex : write_problemlist.py
	./$<

python-images: problemlist.tex
	for SCRIPT in *.py; do \
		if [ -L "$${SCRIPT}" ]; then \
			TARGET="$$(echo "$${SCRIPT}" | awk -F. '{print $$(NF-1)}').png"; \
			"./$${SCRIPT}" "$${TARGET}"; \
		fi \
	done

semi-clean :
	rm -f *.log *.aux *.out *.thm *.toc *.pre *-*[0-9].tex *.js *.prc *.asy

clean : semi-clean
	rm -f *.pdf $(DIST_FILE) $(DIST_DIR) install*
	rm -f problemlist.tex *.png $(shell find . -type l)

$(DIST_FILE) : $(DIST_FILES)
	mkdir $(DIST_DIR)
	cp -Lrp $^ $(DIST_DIR)
	tar -chozf $@ $(DIST_DIR)
	rm -rf $(DIST_DIR)

install : install-probs install-solns

install-probs : probs.pdf
	scp -p $< $(INSTALL_USER)@$(INSTALL_HOST):$(INSTALL_DIR)/rec$(RECITATION_NUMBER)_problems.pdf
	@date > $@

install-solns : sols.pdf $(DIST_FILE)
	scp -p $< $(INSTALL_USER)@$(INSTALL_HOST):$(INSTALL_DIR)/rec$(RECITATION_NUMBER)_solutions.pdf
	scp -p $(DIST_FILE) $(INSTALL_USER)@$(INSTALL_HOST):$(SOURCE_DIR)
	@date > $@