warren/cmd_build.go

package main

import (
	"fmt"
	"log"
	"os"
	"os/exec"
)

var buildCmd = &Command{
	Name:    "build",
	Usage:   "",
	Summary: "build the go server in the current directory",
	Help:    `build extended help here...`,
	Run:     buildRun,
}

func buildRun(cmd *Command, args ...string) {
	mycmd := exec.Command("go", "build", "-ldflags", fmt.Sprintf("-X main.Build.Date %s -X main.Build.GitHash %s -X main.Build.Num %d\"", "2014-12-08", "a1b2c3d4", 107))
	fmt.Println(mycmd.Args)
	fmt.Println(mycmd.Env)
	mycmd.Stderr = os.Stderr
	mycmd.Stdout = os.Stdout
	err := mycmd.Run()
	if err != nil {
		log.Fatal(err)
	}
}