30c70e3810
This is a non-test code version of CL 191517. Using 'go' command in tests is confusing when using a different version of Go (e.g., go1.13rc1). Use GOROOT/bin/go so that the same Go is used. Change-Id: Id5937cfa6dd6d3164d5f774e3fc0fd15b7f613b5 Reviewed-on: https://go-review.googlesource.com/c/mobile/+/191518 Run-TryBot: Hajime Hoshi <hajimehoshi@gmail.com> Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
82 lines
2.2 KiB
Go
82 lines
2.2 KiB
Go
// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"bytes"
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"fmt"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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)
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var cmdVersion = &command{
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run: runVersion,
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Name: "version",
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Usage: "",
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Short: "print version",
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Long: `
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Version prints versions of the gomobile binary and tools
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`,
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}
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func runVersion(cmd *command) (err error) {
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// Check this binary matches the version in golang.org/x/mobile/cmd/gomobile
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// source code in GOPATH. If they don't match, currently there is no
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// way to reliably identify the revision number this binary was built
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// against.
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version, err := func() (string, error) {
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bin, err := exec.LookPath(os.Args[0])
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if err != nil {
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return "", err
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}
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bindir := filepath.Dir(bin)
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cmd := exec.Command(goBin(), "list", "-f", "{{.Stale}}", "golang.org/x/mobile/cmd/gomobile")
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cmd.Env = append(os.Environ(), "GOBIN="+bindir)
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out, err := cmd.CombinedOutput()
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if err != nil {
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return "", fmt.Errorf("cannot test gomobile binary: %v, %s", err, out)
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}
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if strings.TrimSpace(string(out)) != "false" {
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return "", fmt.Errorf("binary is out of date, re-install it")
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}
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return mobileRepoRevision()
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}()
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if err != nil {
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fmt.Printf("gomobile version unknown: %v\n", err)
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return nil
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}
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// Supported platforms
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platforms := "android"
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if xcodeAvailable() {
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platforms = "android,ios"
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}
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// ANDROID_HOME, sdk build tool version
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androidapi, _ := androidAPIPath()
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fmt.Printf("gomobile version %s (%s); androidSDK=%s\n", version, platforms, androidapi)
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return nil
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}
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func mobileRepoRevision() (rev string, err error) {
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b, err := exec.Command(goBin(), "list", "-f", "{{.Dir}}", "golang.org/x/mobile/app").CombinedOutput()
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if err != nil {
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return "", fmt.Errorf("mobile repo not found: %v, %s", err, b)
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}
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repo := filepath.Dir(string(b))
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if err := os.Chdir(repo); err != nil {
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return "", fmt.Errorf("mobile repo %q not accessible: %v", repo, err)
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}
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revision, err := exec.Command("git", "log", "-n", "1", "--format=format: +%h %cd", "HEAD").CombinedOutput()
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if err != nil {
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return "", fmt.Errorf("mobile repo git log failed: %v, %s", err, revision)
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}
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return string(bytes.Trim(revision, " \t\r\n")), nil
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}
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