Delete unused godepfile code.
Change-Id: I05a5640447044a2a1459a185d04b096f4fda9ef8
diff --git a/go/README.md b/go/README.md
deleted file mode 100644
index ff44730..0000000
--- a/go/README.md
+++ /dev/null
@@ -1,7 +0,0 @@
-# go
-
-This directory contains tools written in Go. Go is happiest when all your Go
-code lives in a single directory[1], so this is that directory.
-
-[1] It limits the number of values you have to have in your GOPATH and you have
-a single place for binaries to be installed.
diff --git a/go/src/godepfile/README.md b/go/src/godepfile/README.md
deleted file mode 100644
index 3ea3b88..0000000
--- a/go/src/godepfile/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# godepfile
-
-Generates a depfile for a Go package that can be consumed by Ninja.
diff --git a/go/src/godepfile/godepfile.go b/go/src/godepfile/godepfile.go
deleted file mode 100644
index 4997bbf..0000000
--- a/go/src/godepfile/godepfile.go
+++ /dev/null
@@ -1,153 +0,0 @@
-// Copyright 2016 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Generates a depfile for a Go package that can be consumed by Ninja.
-package main
-
-import (
- "flag"
- "fmt"
- "go/build"
- "log"
- "os"
- "runtime"
- "sort"
- "strings"
- "sync"
-)
-
-type stringsFlag []string
-
-func (v *stringsFlag) String() string { return strings.Join(*v, " ") }
-
-func (v *stringsFlag) Set(s string) error {
- *v = strings.Split(s, " ")
- if *v == nil {
- *v = []string{}
- }
- return nil
-}
-
-var (
- ctx = build.Default
- output string
- test bool
-)
-
-func init() {
- flag.Var((*stringsFlag)(&ctx.BuildTags), "tags", "build tags")
- flag.StringVar(&output, "o", "", "name of the resulting executable")
- flag.BoolVar(&test, "test", false, "whether this is a test target")
-
- flag.Usage = func() {
- fmt.Fprintf(os.Stderr, "usage: godepfile [packages]\n")
- flag.PrintDefaults()
- }
-}
-
-func main() {
- flag.Parse()
-
- if len(flag.Args()) == 0 {
- flag.Usage()
- os.Exit(1)
- }
-
- var mu sync.Mutex
- deps := make(map[string]bool)
- paths := make(map[string]bool)
-
- fdlimit := make(chan struct{}, 128)
- var wg sync.WaitGroup
- var scan func(path, srcDir string)
- scan = func(path, srcDir string) {
- defer wg.Done()
-
- mu.Lock()
- _, done := paths[path]
- if !done {
- paths[path] = true
- }
- mu.Unlock()
-
- if done {
- return
- }
-
- if path == "C" {
- return
- }
-
- fdlimit <- struct{}{}
- defer func() { <-fdlimit }()
-
- pkg, err := ctx.Import(path, srcDir, 0)
- if err != nil {
- log.Fatalf("%s: %v", path, err)
- }
-
- var files []string
- srcdir := pkg.Dir + "/"
- files = appendAndPrefix(files, srcdir, pkg.GoFiles)
- files = appendAndPrefix(files, srcdir, pkg.CgoFiles)
- files = appendAndPrefix(files, srcdir, pkg.CFiles)
- files = appendAndPrefix(files, srcdir, pkg.CXXFiles)
- files = appendAndPrefix(files, srcdir, pkg.HFiles)
- files = appendAndPrefix(files, srcdir, pkg.SFiles)
- files = appendAndPrefix(files, srcdir, pkg.SwigFiles)
- files = appendAndPrefix(files, srcdir, pkg.SwigCXXFiles)
-
- if test {
- files = appendAndPrefix(files, srcdir, pkg.TestGoFiles)
- files = appendAndPrefix(files, srcdir, pkg.XTestGoFiles)
- }
-
- mu.Lock()
- for _, file := range files {
- deps[file] = true
- }
- mu.Unlock()
-
- if pkg.Name == "main" && output == "" {
- bindir := os.Getenv("GOBIN")
- if bindir == "" {
- bindir = pkg.BinDir
- }
- if ctx.GOOS == runtime.GOOS && ctx.GOARCH == runtime.GOARCH {
- output = ctx.JoinPath(bindir, path)
- } else {
- output = ctx.JoinPath(bindir, ctx.GOOS+"_"+ctx.GOARCH, path)
- }
- }
-
- for _, imp := range pkg.Imports {
- wg.Add(1)
- go scan(imp, pkg.Dir)
- }
- }
-
- for _, root := range flag.Args() {
- wg.Add(1)
- go scan(root, "")
- }
- wg.Wait()
-
- fmt.Printf("%s:", output)
- var depnames []string
- for path := range deps {
- depnames = append(depnames, path)
- }
- sort.Strings(depnames)
- for path, _ := range deps {
- fmt.Printf(" %s", path)
- }
- fmt.Printf("\n")
-}
-
-func appendAndPrefix(slice []string, prefix string, src []string) []string {
- for _, s := range src {
- slice = append(slice, prefix+s)
- }
- return slice
-}
