vendor files

vendor/github.com/gogo/protobuf/protoc-min-version/minversion.go

@@ -0,0 +1,65 @@
+// Protocol Buffers for Go with Gadgets
+//
+// Copyright (c) 2013, The GoGo Authors. All rights reserved.
+// http://github.com/gogo/protobuf
+//
+// 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.
+//
+// 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.
+
+package main
+
+import (
+	"fmt"
+	"github.com/gogo/protobuf/version"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+func filter(ss []string, flag string) ([]string, string) {
+	s := make([]string, 0, len(ss))
+	var v string
+	for i := range ss {
+		if strings.Contains(ss[i], flag) {
+			vs := strings.Split(ss[i], "=")
+			v = vs[1]
+			continue
+		}
+		s = append(s, ss[i])
+	}
+	return s, v
+}
+
+func main() {
+	args, min := filter(os.Args[1:], "-version")
+	if !version.AtLeast(min) {
+		fmt.Printf("protoc version not high enough to parse this proto file\n")
+		return
+	}
+	gen := exec.Command("protoc", args...)
+	out, err := gen.CombinedOutput()
+	if err != nil {
+		fmt.Printf("%s\n", string(out))
+		panic(err)
+	}
+}