Makefile

appname := go-autoftp

sources := $(wildcard *.go)

build = GOOS=$(1) GOARCH=$(2) go build -o build/$(appname)$(3)
tar = cd build && tar -cvzf $(1)_$(2).tar.gz $(appname)$(3) && rm $(appname)$(3)
zip = cd build && zip $(1)_$(2).zip $(appname)$(3) && rm $(appname)$(3)

.PHONY: all windows linux clean

all: windows linux

clean:
	rm -rf build/

linux: build/linux_arm.tar.gz build/linux_arm64.tar.gz build/linux_amd64.tar.gz

build/linux_amd64.tar.gz: $(sources)
	$(call build,linux,amd64,)
	$(call tar,linux,amd64)

build/linux_arm.tar.gz: $(sources)
	$(call build,linux,arm,)
	$(call tar,linux,arm)

build/linux_arm64.tar.gz: $(sources)
	$(call build,linux,arm64,)
	$(call tar,linux,arm64)

windows: build/windows_amd64.zip

build/windows_amd64.zip: $(sources)
	$(call build,windows,amd64,.exe)
	$(call zip,windows,amd64,.exe)