DESTDIR ?= 
GOFLAGS ?= -v -buildvcs=false -mod=vendor -buildmode=exe -ldflags "-w -X `go list`.Date=${DATE} -X `go list`.Vendor=${GOOS} -X `go list`.Version=${VERSION}"
PREFIX ?= /usr/local
DATE ?= `date -u +%F`
GOOS ?= `go env GOOS`
GOARCH ?= `go env GOARCH`
VERSION ?= `git describe --tags`
build:
	env GOOS=${GOOS} GOARCH=${GOARCH} go build ${GOFLAGS} -o aya-${GOOS}-${GOARCH} ./cmd/aya
clean:
	rm -f aya-${GOOS}-${GOARCH}
dist:
	git archive --format=tar.gz --output=aya-${VERSION}.tar.gz HEAD
install:
	install -Dm0755 aya-${GOOS}-${GOARCH} ${DESTDIR}${PREFIX}/bin/aya
	install -Dm0644 aya.1 ${DESTDIR}${PREFIX}/share/man/man1/aya.1
uninstall:
	rm -f ${PREFIX}/bin/aya-${GOOS}-${GOARCH}
	rm -f ${PREFIX}/share/man/man1/aya.1