makefile

# basic info
app := tbm
module := github.com/246859/AutoToolBox/v3/cmd/tbm
output := $(shell pwd)/build
# meta info
git_version := $(shell git tag --sort=-version:refname | sed -n 1p)
# build info
host_os := $(shell go env GOHOSTOS)
host_arch := $(shell go env GOHOSTARCH)
os := $(host_os)
arch := $(host_arch)

ifeq ($(os), windows)
	exe := .exe
endif


.PHONY: build
build:
	# go lint
	go vet ./...

	# prepare target environment $(os)/$(arch)
	go env -w GOOS=$(os)
	go env -w GOARCH=$(arch)

	# build go module
	go build -trimpath \
		-ldflags="-X main.AppName=$(app) -X main.Version=$(git_version)" \
		-o $(output)/$(app)-$(os)-$(arch)/$(app)$(exe) \
		$(module)

	# resume host environment $(host_os)/$(host_arch)
	go env -w GOOS=$(host_os)
	go env -w GOARCH=$(host_arch)

# support platforms
windows := 386 amd64 arm64 arm
platforms := windows

.PHONY: build_all
build_all:
	@$(foreach os_i, $(platforms), \
		$(foreach arch_j, $(call $(os_i)), \
			$(shell $(MAKE) build os=$(os_i) arch=$(arch_j) mode=$(mode))))