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https://github.com/golang/go
synced 2024-11-08 04:26:09 -07:00
43123903ca
Instead of requiring that cmd/api/run.go be edited upon each release to include the next Go version number, look in $GOROOT/api for files with the prefix go1* and use those instead to perform API checks. Change-Id: I5d9407f2bd368ff5e62f487cccdd245641ca9c9b Reviewed-on: https://go-review.googlesource.com/83355 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
// Copyright 2013 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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// +build ignore
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// The run program is invoked via the dist tool.
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// To invoke manually: go tool dist test -run api --no-rebuild
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package main
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import (
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"fmt"
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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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)
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func goCmd() string {
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var exeSuffix string
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if runtime.GOOS == "windows" {
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exeSuffix = ".exe"
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}
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path := filepath.Join(runtime.GOROOT(), "bin", "go"+exeSuffix)
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if _, err := os.Stat(path); err == nil {
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return path
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}
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return "go"
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}
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var goroot string
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func main() {
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log.SetFlags(0)
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goroot = os.Getenv("GOROOT") // should be set by run.{bash,bat}
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if goroot == "" {
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log.Fatal("No $GOROOT set.")
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}
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apiDir := filepath.Join(goroot, "api")
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out, err := exec.Command(goCmd(), "tool", "api",
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"-c", findAPIDirFiles(apiDir),
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"-next", filepath.Join(apiDir, "next.txt"),
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"-except", filepath.Join(apiDir, "except.txt")).CombinedOutput()
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if err != nil {
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log.Fatalf("Error running API checker: %v\n%s", err, out)
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}
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fmt.Print(string(out))
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}
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// findAPIDirFiles returns a comma-separated list of Go API files
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// (go1.txt, go1.1.txt, etc.) located in apiDir.
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func findAPIDirFiles(apiDir string) string {
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dir, err := os.Open(apiDir)
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if err != nil {
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log.Fatal(err)
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}
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defer dir.Close()
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fs, err := dir.Readdirnames(-1)
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if err != nil {
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log.Fatal(err)
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}
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var apiFiles []string
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for _, fn := range fs {
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if strings.HasPrefix(fn, "go1") {
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apiFiles = append(apiFiles, filepath.Join(apiDir, fn))
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}
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}
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return strings.Join(apiFiles, ",")
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}
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