Golang Release Makefile (Gox like with only linux utils)

Makefile

BINS_DIR = bins
VERSION = $(shell git describe --tag --dirty)
SRC = $(shell find . -type f -name '*.go')

# Set the GOOS and GOARCH here in GOOS_GOARCH format
PLATFORMS = \
        linux_amd64

BINS_OUT = $(patsubst %, $(BINS_DIR)/$(VERSION)/jsonnet-%, $(PLATFORMS))

$(BINS_DIR)/$(VERSION):
        mkdir -p $(BINS_DIR)/$(VERSION)

$(BINS_OUT): $(BINS_DIR)/$(VERSION) $(SRC)
        $(eval BINARY = $(notdir $@))
        $(eval PARTS = $(word 2, $(subst -, ,$(BINARY))))
        $(eval BUILD = $(subst _, ,$(PARTS)))
        CGO_ENABLED=0 GOOS=$(word 1, $(BUILD)) GOARCH=$(word 2, $(BUILD)) go build -o $@ ./cmd/jsonnet

.PHONY: release
release: $(BINS_OUT)

.PHONY: clean
clean:
        rm -rf $(BINS_DIR)