VERSION != git tag | tail -1
QR_TARGET != grep mailto: README.md | cut -d: -f2,3 | tail -c+2
QR_CODE=\qrcode[height=.2\textwidth]{$(QR_TARGET)}

.check:
	@command -v git >/dev/null || ( echo install git && exit 1 )
	@command -v git-lfs >/dev/null || ( echo install git-lfs && exit 1 )
	@command -v lualatex >/dev/null || ( echo install lualatex && exit 1 )
	@command -v latexmk >/dev/null || ( echo install latexmk && exit 1 )
	@command -v inkscape >/dev/null || ( echo install inkscape && exit 1 )

.help:
	@echo 'BIND version $(VERSION)'
	@echo ''
	@echo 'Check you have the requirements with'
	@echo '$$ make .check'
	@echo ''
	@echo 'Compile with'
	@echo '$$ make'
	@echo ''
	@echo 'Required tlmgr packages are in'
	@echo 'config/Docker/tlmgrDeps.sh'
	@echo ''

COMPRESS = gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.5 -dNOPAUSE -dQUIET -dBATCH -dPrinted=false -sOutputFile=$@ $<

CP := ln -f
BOOK := $(shell basename "$$(pwd)")
LOCAL_DROSS := rubbish
DROSS := ../$(LOCAL_DROSS)
COMPILER := latexmk -file-line-error -auxdir=$(DROSS) -pdflua -interaction=nonstopmode -halt-on-error -shell-escape -r config/.latexmkrc -jobname=$(BOOK)
RELEASE := $(BOOK)-$(VERSION).pdf
GLOS := makeglossaries -d $(DROSS)
RUN := lualatex -output-directory $(DROSS) -shell-escape
CLEAN := $(RM) -r $(DROSS) $(LOCAL_DROSS) qr.tex *.pdf .switch-gls svg-inkscape
DEPS := $(wildcard *.tex) $(wildcard config/*sty) config/ $(wildcard $(DROSS)/*.glg)