mirror of
https://github.com/goreleaser/goreleaser.git
synced 2025-01-10 03:47:03 +02:00
97 lines
2.1 KiB
Go
97 lines
2.1 KiB
Go
// Package build implements Pipe and can build Go projects for
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// several platforms, with pre and post hook support.
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package build
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import (
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"errors"
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"strings"
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"github.com/goreleaser/goreleaser/context"
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"golang.org/x/sync/errgroup"
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)
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// Pipe for build
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type Pipe struct{}
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// Description of the pipe
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func (Pipe) Description() string {
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return "Building binaries"
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}
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// Run the pipe
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func (Pipe) Run(ctx *context.Context) error {
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if err := runHook(ctx.Config.Build.Hooks.Pre); err != nil {
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return err
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}
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sem := make(chan bool, 4)
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var g errgroup.Group
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for _, goos := range ctx.Config.Build.Goos {
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for _, goarch := range ctx.Config.Build.Goarch {
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sem <- true
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goos := goos
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goarch := goarch
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if !valid(goos, goarch) {
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continue
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}
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name, err := nameFor(ctx, goos, goarch)
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if err != nil {
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return err
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}
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ctx.Archives[goos+goarch] = name
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g.Go(func() error {
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defer func() {
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<-sem
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}()
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return build(name, goos, goarch, ctx)
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})
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}
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}
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if err := g.Wait(); err != nil {
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return err
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}
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return runHook(ctx.Config.Build.Hooks.Post)
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}
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func runHook(hook string) error {
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if hook == "" {
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return nil
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}
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log.Println("Running hook", hook)
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cmd := strings.Fields(hook)
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return run(runtime.GOOS, runtime.GOARCH, cmd)
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}
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func build(name, goos, goarch string, ctx *context.Context) error {
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output := filepath.Join(
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ctx.Config.Dist,
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name,
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ctx.Config.Build.Binary+extFor(goos),
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)
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log.Println("Building", output)
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cmd := []string{"go", "build"}
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if ctx.Config.Build.Flags != "" {
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cmd = append(cmd, strings.Fields(ctx.Config.Build.Flags)...)
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}
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flags, err := ldflags(ctx)
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if err != nil {
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return err
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}
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cmd = append(cmd, "-ldflags="+flags, "-o", output, ctx.Config.Build.Main)
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return run(goos, goarch, cmd)
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}
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func run(goos, goarch string, command []string) error {
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cmd := exec.Command(command[0], command[1:]...)
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cmd.Env = append(cmd.Env, os.Environ()...)
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cmd.Env = append(cmd.Env, "GOOS="+goos, "GOARCH="+goarch)
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if out, err := cmd.CombinedOutput(); err != nil {
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return errors.New(string(out))
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}
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return nil
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}
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