HVA I $@ $< * ER EN MAKEFILE

Makefile

.PHONY: clean build

PROTOC=protoc
PROTOC_GO=protoc-gen-go
DOCKERIMAGE="golang:1.13.3-buster"

leiaschema: generated main.go
	go build -o $@

generated: *.proto
	$(if $(shell which $(PROTOC)),,echo "No protoc found"; exit 1)
	$(if $(shell which $(PROTOC_GO)),,echo "No protoc-gen-go found"; exit 1)
	@rm -rf $@ && mkdir $@
	@$(PROTOC) *.proto --go_out=$@  || rm -rf $@/
	@echo "Generated go files from "$<

%.docker: generated
	$(if $(shell which docker),@echo "Found docker on path",@echo "Docker not installed"; exit 1)
	docker pull $(subst .docker,,$@)
	touch $@

docker: build golang\:1.13.3-buster.docker
	touch $@

clean:
	@rm -rf generated
	@echo "Cleaned"