misc/sortac: delete sortac command

The sortac command is no longer needed as of CL 157238, and
can be deleted. Its functionality has been directly integrated
into the new x/build/cmd/updatecontrib command. A previous version
of updatecontrib was the only user of sortac.

Updates #12042

Change-Id: If7442ebee11d05d095ff875a37eed3973c0fd9ca
Reviewed-on: https://go-review.googlesource.com/c/157257
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

diff --git a/misc/sortac/sortac.go b/misc/sortac/sortac.go
deleted file mode 100644 (file)
index f61aa96..0000000
--- a/misc/sortac/sortac.go
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright 2015 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Sortac sorts the AUTHORS and CONTRIBUTORS files.
-//
-// Usage:
-//
-//    sortac [file...]
-//
-// Sortac sorts the named files in place.
-// If given no arguments, it sorts standard input to standard output.
-package main
-
-import (
-       "bufio"
-       "bytes"
-       "flag"
-       "fmt"
-       "io"
-       "io/ioutil"
-       "log"
-       "os"
-
-       "golang.org/x/text/collate"
-       "golang.org/x/text/language"
-)
-
-func main() {
-       log.SetFlags(0)
-       log.SetPrefix("sortac: ")
-       flag.Parse()
-
-       args := flag.Args()
-       if len(args) == 0 {
-               os.Stdout.Write(sortAC(os.Stdin))
-       } else {
-               for _, arg := range args {
-                       f, err := os.Open(arg)
-                       if err != nil {
-                               log.Fatal(err)
-                       }
-                       sorted := sortAC(f)
-                       f.Close()
-                       if err := ioutil.WriteFile(arg, sorted, 0644); err != nil {
-                               log.Fatal(err)
-                       }
-               }
-       }
-}
-
-func sortAC(r io.Reader) []byte {
-       bs := bufio.NewScanner(r)
-       var header []string
-       var lines []string
-       for bs.Scan() {
-               t := bs.Text()
-               lines = append(lines, t)
-               if t == "# Please keep the list sorted." {
-                       header = lines
-                       lines = nil
-                       continue
-               }
-       }
-       if err := bs.Err(); err != nil {
-               log.Fatal(err)
-       }
-
-       var out bytes.Buffer
-       c := collate.New(language.Und, collate.Loose)
-       c.SortStrings(lines)
-       for _, l := range header {
-               fmt.Fprintln(&out, l)
-       }
-       for _, l := range lines {
-               fmt.Fprintln(&out, l)
-       }
-       return out.Bytes()
-}