GNUmakefile

CROSSDEV_REPO ?= $(CURDIR)

ARCH ?= powerpc
LIBC ?= musl
TARGET ?= $(ARCH)-targetdisk-linux-$(LIBC)

EXTRA_PODMAN_FLAGS ?=

OPEN ?= xdg-open
SETUP_SCRIPTS ?= $(CURDIR)/setup-scripts

PODMAN_RUN ?= podman run -it $(EXTRA_PODMAN_FLAGS) \
		-v $(CURDIR)/targets/$(TARGET):/usr/$(TARGET) \
		-v $(CROSSDEV_REPO)/toolchain-scripts:/opt/toolchain-scripts \
		-v $(SETUP_SCRIPTS):/opt/setup-scripts \
		--env ARCH=$(ARCH) \
		--env LIBC=$(LIBC) \
		--env TARGET=$(TARGET) \
		--env CROSS_COMPILE=$(TARGET)- \
		--env INSTALL_MOD_PATH=/usr/$(TARGET) \
		crossdev-$(TARGET):latest

Dockerfile: $(CROSSDEV_REPO)/Dockerfile.in
	sed 's/\[%TARGET%\]/'"$(TARGET)/g" < $< > Dockerfile

$(CROSSDEV_REPO)/toolchain-scripts:
	mkdir $@

$(SETUP_SCRIPTS):
	mkdir $@

crossdev.conf: $(CROSSDEV_REPO)/crossdev.conf
	cp $< $@

$(CROSSDEV_REPO)/toolchain-scripts/$(TARGET).cmake: $(CROSSDEV_REPO)/toolchain.cmake.in $(CROSSDEV_REPO)/toolchain-scripts
	sed 's/\[%TARGET%\]/'"$(TARGET)/g" < $< \
		> $(CROSSDEV_REPO)/toolchain-scripts/$(TARGET).cmake

targets/$(TARGET):
	mkdir -p targets/$(TARGET)

targets/.$(TARGET): $(SETUP_SCRIPTS) $(CROSSDEV_REPO)/toolchain-scripts/$(TARGET).cmake crossdev.conf Dockerfile targets/$(TARGET)
	podman build $(EXTRA_PODMAN_FLAGS) \
		-v $(CURDIR)/targets/$(TARGET):/usr/$(TARGET) \
		-v $(SETUP_SCRIPTS):/opt/setup-scripts \
		-t crossdev-$(TARGET) .
	touch targets/.$(TARGET)
	touch $(CROSSDEV_REPO)/Dockerfile.in

shell: targets/.$(TARGET)
	-@$(PODMAN_RUN) /bin/bash

clean:
	rm -rf Dockerfile targets/* targets/.*

pub.css:
	wget https://github.com/manuelp/pandoc-stylesheet/raw/acac36b976966f76544176161ba826d519b6f40c/pub.css

README: pub.css # Requires Pandoc to be installed
	pandoc README.md -s -c pub.css -o README.html
	$(OPEN) README.html

.PHONY: Dockerfile