Squashed 'third_party/flatbuffers/' content from commit acc9990ab

Change-Id: I48550d40d78fea996ebe74e9723a5d1f910de491
git-subtree-dir: third_party/flatbuffers
git-subtree-split: acc9990abd2206491480291b0f85f925110102ea
diff --git a/src/flatc_main.cpp b/src/flatc_main.cpp
new file mode 100644
index 0000000..72bb4a2
--- /dev/null
+++ b/src/flatc_main.cpp
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2017 Google Inc. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "flatbuffers/flatc.h"
+#include "flatbuffers/util.h"
+
+static const char *g_program_name = nullptr;
+
+static void Warn(const flatbuffers::FlatCompiler *flatc,
+                 const std::string &warn, bool show_exe_name) {
+  (void)flatc;
+  if (show_exe_name) { printf("%s: ", g_program_name); }
+  printf("warning: %s\n", warn.c_str());
+}
+
+static void Error(const flatbuffers::FlatCompiler *flatc,
+                  const std::string &err, bool usage, bool show_exe_name) {
+  if (show_exe_name) { printf("%s: ", g_program_name); }
+  printf("error: %s\n", err.c_str());
+  if (usage) { printf("%s", flatc->GetUsageString(g_program_name).c_str()); }
+  exit(1);
+}
+
+int main(int argc, const char *argv[]) {
+  // Prevent Appveyor-CI hangs.
+  flatbuffers::SetupDefaultCRTReportMode();
+
+  g_program_name = argv[0];
+
+  const flatbuffers::FlatCompiler::Generator generators[] = {
+    { flatbuffers::GenerateBinary, "-b", "--binary", "binary", false, nullptr,
+      flatbuffers::IDLOptions::kBinary,
+      "Generate wire format binaries for any data definitions",
+      flatbuffers::BinaryMakeRule },
+    { flatbuffers::GenerateTextFile, "-t", "--json", "text", false, nullptr,
+      flatbuffers::IDLOptions::kJson,
+      "Generate text output for any data definitions",
+      flatbuffers::TextMakeRule },
+    { flatbuffers::GenerateCPP, "-c", "--cpp", "C++", true,
+      flatbuffers::GenerateCppGRPC, flatbuffers::IDLOptions::kCpp,
+      "Generate C++ headers for tables/structs", flatbuffers::CPPMakeRule },
+    { flatbuffers::GenerateGo, "-g", "--go", "Go", true,
+      flatbuffers::GenerateGoGRPC, flatbuffers::IDLOptions::kGo,
+      "Generate Go files for tables/structs", flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateGeneral, "-j", "--java", "Java", true,
+      flatbuffers::GenerateJavaGRPC, flatbuffers::IDLOptions::kJava,
+      "Generate Java classes for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateJSTS, "-s", "--js", "JavaScript", true, nullptr,
+      flatbuffers::IDLOptions::kJs,
+      "Generate JavaScript code for tables/structs", flatbuffers::JSTSMakeRule },
+    { flatbuffers::GenerateDart, "-d", "--dart", "Dart", true, nullptr,
+      flatbuffers::IDLOptions::kDart,
+      "Generate Dart classes for tables/structs", flatbuffers::DartMakeRule },
+    { flatbuffers::GenerateJSTS, "-T", "--ts", "TypeScript", true, nullptr,
+      flatbuffers::IDLOptions::kTs,
+      "Generate TypeScript code for tables/structs", flatbuffers::JSTSMakeRule },
+    { flatbuffers::GenerateGeneral, "-n", "--csharp", "C#", true, nullptr,
+      flatbuffers::IDLOptions::kCSharp,
+      "Generate C# classes for tables/structs", flatbuffers::GeneralMakeRule },
+    { flatbuffers::GeneratePython, "-p", "--python", "Python", true, nullptr,
+      flatbuffers::IDLOptions::kPython,
+      "Generate Python files for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateLobster, nullptr, "--lobster", "Lobster", true, nullptr,
+      flatbuffers::IDLOptions::kLobster,
+      "Generate Lobster files for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateLua, "-l", "--lua", "Lua", true, nullptr,
+      flatbuffers::IDLOptions::kLua,
+      "Generate Lua files for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateRust, "-r", "--rust", "Rust", true, nullptr,
+      flatbuffers::IDLOptions::kRust,
+      "Generate Rust files for tables/structs",
+      flatbuffers::RustMakeRule },
+    { flatbuffers::GeneratePhp, nullptr, "--php", "PHP", true, nullptr,
+      flatbuffers::IDLOptions::kPhp, "Generate PHP files for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateKotlin, nullptr, "--kotlin", "Kotlin", true, nullptr,
+      flatbuffers::IDLOptions::kKotlin, "Generate Kotlin classes for tables/structs",
+      flatbuffers::GeneralMakeRule },
+    { flatbuffers::GenerateJsonSchema, nullptr, "--jsonschema", "JsonSchema",
+      true, nullptr, flatbuffers::IDLOptions::kJsonSchema,
+      "Generate Json schema", flatbuffers::GeneralMakeRule },
+  };
+
+  flatbuffers::FlatCompiler::InitParams params;
+  params.generators = generators;
+  params.num_generators = sizeof(generators) / sizeof(generators[0]);
+  params.warn_fn = Warn;
+  params.error_fn = Error;
+
+  flatbuffers::FlatCompiler flatc(params);
+  return flatc.Compile(argc - 1, argv + 1);
+}