mkfile_dir := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))

BINUTILS_VERSION ?= 2.46.0
GCC_VERSION ?= 15.2.0
GDB_VERSION ?= 17.1
NEWLIB_VERSION ?= 4.6.0.20260123

ZLIB_VERSION ?= 1.3.2
NCURSES_VERSION ?= 6.4
EXPAT_VERSION ?= 2.6.2
READLINE_VERSION ?= 8.2
GMP_VERSION ?= 6.2.1
MPFR_VERSION ?= 4.1.0
MPC_VERSION ?= 1.2.1

TARGET ?= x86_64-pc-elf
PLATFORM ?= x86-64

IMAGE_BUILD ?= 3

IMAGE_NAME = "registry.gitlab.ost.ch:45023/teachos/devcontainers"
IMAGE_TAG = "$(PLATFORM):$(GCC_VERSION)-$(IMAGE_BUILD)"
ARCHIVE_NAME = "teachos-$(PLATFORM)-$(GCC_VERSION)-$(IMAGE_BUILD)"

all: toolchain_archive

toolchain_archive: container_image
	podman create --name teachos-toolchain-archive $(IMAGE_NAME)/$(IMAGE_TAG)
	podman cp teachos-toolchain-archive:/opt/toolchain $(ARCHIVE_NAME)
	tar caf $(ARCHIVE_NAME).tar.xz $(ARCHIVE_NAME)

container_image:
	podman pull docker.io/ubuntu:questing
	podman build \
		--volume $(mkfile_dir)downloads:/downloads \
		--build-arg BINUTILS_VERSION=$(BINUTILS_VERSION) \
		--build-arg GCC_VERSION=$(GCC_VERSION) \
		--build-arg GDB_VERSION=$(GDB_VERSION) \
		--build-arg NEWLIB_VERSION=$(NEWLIB_VERSION) \
		--build-arg TARGET=$(TARGET) \
		--build-arg ZLIB_VERSION=$(ZLIB_VERSION) \
		--build-arg NCURSES_VERSION=$(NCURSES_VERSION) \
		--build-arg EXPAT_VERSION=$(EXPAT_VERSION) \
		--build-arg READLINE_VERSION=$(READLINE_VERSION) \
		--build-arg GMP_VERSION=$(GMP_VERSION) \
		--build-arg MPFR_VERSION=$(MPFR_VERSION) \
		--build-arg MPC_VERSION=$(MPC_VERSION) \
		--tag $(IMAGE_NAME)/$(IMAGE_TAG) \
		.
	podman tag $(IMAGE_NAME)/$(IMAGE_TAG) $(IMAGE_NAME)/$(PLATFORM):latest