diff options
Diffstat (limited to 'libgo/go/crypto/md5/gen.go')
| -rw-r--r-- | libgo/go/crypto/md5/gen.go | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/libgo/go/crypto/md5/gen.go b/libgo/go/crypto/md5/gen.go index ccaa7c13d3..8cd0a6358e 100644 --- a/libgo/go/crypto/md5/gen.go +++ b/libgo/go/crypto/md5/gen.go @@ -7,7 +7,7 @@ // This program generates md5block.go // Invoke as // -// go run gen.go [-full] |gofmt >md5block.go +// go run gen.go [-full] -output md5block.go // // The -full flag causes the generated code to do a full // (16x) unrolling instead of a 4x unrolling. @@ -15,18 +15,33 @@ package main import ( + "bytes" "flag" + "go/format" + "io/ioutil" "log" - "os" "strings" "text/template" ) +var filename = flag.String("output", "md5block.go", "output file name") + func main() { flag.Parse() + var buf bytes.Buffer + t := template.Must(template.New("main").Funcs(funcs).Parse(program)) - if err := t.Execute(os.Stdout, data); err != nil { + if err := t.Execute(&buf, data); err != nil { + log.Fatal(err) + } + + data, err := format.Source(buf.Bytes()) + if err != nil { + log.Fatal(err) + } + err = ioutil.WriteFile(*filename, data, 0644) + if err != nil { log.Fatal(err) } } @@ -160,11 +175,12 @@ var data = Data{ }, } -var program = ` -// DO NOT EDIT. -// Generate with: go run gen.go{{if .Full}} -full{{end}} | gofmt >md5block.go +var program = `// Copyright 2013 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. -// +build !amd64,!386,!arm +// DO NOT EDIT. +// Generate with: go run gen.go{{if .Full}} -full{{end}} -output md5block.go package md5 @@ -201,7 +217,7 @@ func init() { littleEndian = *(*[4]byte)(unsafe.Pointer(&x)) == y } -func block(dig *digest, p []byte) { +func blockGeneric(dig *digest, p []byte) { a := dig.s[0] b := dig.s[1] c := dig.s[2] |