PREFIX?=/usr/local/texlive/2024/bin/custom
BINREPO=https://www.ekdosis.org/texlive
TMPDIR!=mktemp -d
OPENBSD_VERSION!=uname -r | sed 's/\.//'
TLBINPATH!=which latex | sed 's/\/latex//'
TMPSOURCE?=""

.MAIN: update

fetch:
	curl ${BINREPO}/amd64-openbsd${OPENBSD_VERSION}.tar.xz \
		> ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz
	curl ${BINREPO}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc \
		> ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc
	gpg --verify ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc
	unxz ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz
	mkdir ${TMPDIR}/bin \
		&& tar xf ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar \
		-C ${TMPDIR}/bin
	@echo "Looks good."
	@echo "Now do this to install TeX Live with custom binaries:"
	@echo "  cd /path/to/install-tl"
	@echo "  ./install-tl --custom-bin=${TMPDIR}/bin"

update:
	curl ${BINREPO}/amd64-openbsd${OPENBSD_VERSION}.tar.xz \
		> ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz
	curl ${BINREPO}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc \
		> ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc
	gpg --verify ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz.asc
.if "${PREFIX}" == ${TLBINPATH}
	@echo "Looks good."
	@echo "Now do this to update the binaries:"
	@echo "1. Remove the binaries that are currently installed:"
	@echo "   doas rm ${PREFIX}/*"
	@echo "2. Run this command:"
	@echo "   make TMPSOURCE=${TMPDIR} install"
.else
	@echo "Looks like your TL binaries are in ${TLBINPATH}"
	@echo "instead of ${PREFIX}"
	@echo "To complete the update, you must replace by hand your binaries"
	@echo "with those in ${TMPDIR}/amd64-openbsd${OPENBSD_VERSION}.tar.xz"
.endif

install:
	unxz ${TMPSOURCE}/amd64-openbsd${OPENBSD_VERSION}.tar.xz
	doas tar xf ${TMPSOURCE}/amd64-openbsd${OPENBSD_VERSION}.tar -C ${PREFIX}/

.PHONY: fetch update install