Makefile for Go - Template

main.go

package main

import "fmt"

var (
	Version string
	Build string
	Hash string
)


func main() {
	fmt.Println("Version    :", Version)
	fmt.Println("Build Time :", Build)
	fmt.Println("Hash       :", Hash)

 	// Probably the most awesome piece of code you’ve ever seen.
 	fmt.Println("foo bar")
}

Makefile

# 
# Reference: 
# https://pt.slideshare.net/RaPz1/build-golang-projects-properly-with-makefiles
# 

BINARY=s3upload

VERSION=1.0.0
BUILD=`date +%FT%T%z`
HASH=`git rev-parse HEAD`

# Setup the -ldflags option for go build here, interpolate the variable values
LDFLAGS=-ldflags "-X main.Version=${VERSION} -X main.Build=${BUILD} -X main.Hash=${HASH}"

default:
	clear
	go build ${LDFLAGS} -o ${BINARY}
	


install:
	go install ${LDFLAGS}

clean:
	if [ -f ${BINARY} ] ; then rm ${BINARY} ; fi