// +build ignore

package main

import (
	"os"
	"os/exec"
	"strings"
)

func main() {
	env := os.Environ()
	wd, err := os.Getwd()
	if err != nil {
		panic(err)
	}
	env = append(env, "GOPATH="+wd)

	args := []string{"build"}

	if len(os.Args) == 2 {
		target := os.Args[1]
		targetParts := strings.Split(target, "/")
		if len(targetParts) != 2 {
			println("Invalid target specification. Example: windows/386")
			os.Exit(1)
		}
		env = append(env,
			"GOOS="+targetParts[0],
			"GOARCH"+targetParts[1],
		)
		ext := ""
		if targetParts[0] == "windows" {
			ext = ".exe"
		}
		args = append(args, "-o", "calanonsync-"+targetParts[0]+"-"+targetParts[1]+ext)
	}

	args = append(args, "calanonsync")

	cmd := exec.Command("go", args...)
	cmd.Stdout = os.Stdout
	cmd.Stderr = os.Stderr
	cmd.Env = env

	err = cmd.Run()
	if err != nil {
		panic(err)
	}
}