mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
90 lines
3.0 KiB
Go
90 lines
3.0 KiB
Go
// Go support for Protocol Buffers - Google's data interchange format
|
|
//
|
|
// Copyright 2010 The Go Authors. All rights reserved.
|
|
// http://code.google.com/p/goprotobuf/
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Google Inc. nor the names of its
|
|
// contributors may be used to endorse or promote products derived from
|
|
// this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
/*
|
|
A plugin for the Google protocol buffer compiler to generate Go code.
|
|
|
|
This plugin takes no options and the protocol buffer file syntax does
|
|
not yet define any options for Go, so program does no option evaluation.
|
|
That may change.
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"os"
|
|
|
|
"code.google.com/p/goprotobuf/proto"
|
|
"code.google.com/p/goprotobuf/protoc-gen-go/generator"
|
|
)
|
|
|
|
func main() {
|
|
// Begin by allocating a generator. The request and response structures are stored there
|
|
// so we can do error handling easily - the response structure contains the field to
|
|
// report failure.
|
|
g := generator.New()
|
|
|
|
data, err := ioutil.ReadAll(os.Stdin)
|
|
if err != nil {
|
|
g.Error(err, "reading input")
|
|
}
|
|
|
|
if err := proto.Unmarshal(data, g.Request); err != nil {
|
|
g.Error(err, "parsing input proto")
|
|
}
|
|
|
|
if len(g.Request.FileToGenerate) == 0 {
|
|
g.Fail("no files to generate")
|
|
}
|
|
|
|
g.CommandLineParameters(g.Request.GetParameter())
|
|
|
|
// Create a wrapped version of the Descriptors and EnumDescriptors that
|
|
// point to the file that defines them.
|
|
g.WrapTypes()
|
|
|
|
g.SetPackageNames()
|
|
g.BuildTypeNameMap()
|
|
|
|
g.GenerateAllFiles()
|
|
|
|
// Send back the results.
|
|
data, err = proto.Marshal(g.Response)
|
|
if err != nil {
|
|
g.Error(err, "failed to marshal output proto")
|
|
}
|
|
_, err = os.Stdout.Write(data)
|
|
if err != nil {
|
|
g.Error(err, "failed to write output proto")
|
|
}
|
|
}
|