Merge commit '0f6aab9da6fe982218a01f4a5b896e65fcced437' as 'third_party/flatbuffers'

third_party/flatbuffers/conan/CMakeLists.txt

@@ -0,0 +1,12 @@
+cmake_minimum_required(VERSION 2.8)
+
+message(STATUS "Conan FlatBuffers Wrapper")
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+if (WIN32 AND MSVC_LIKE AND FLATBUFFERS_BUILD_SHAREDLIB)
+    set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
+endif(WIN32 AND MSVC_LIKE AND FLATBUFFERS_BUILD_SHAREDLIB)
+
+include(${CMAKE_SOURCE_DIR}/CMakeListsOriginal.txt)

third_party/flatbuffers/conan/build.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+import os
+import re
+import subprocess
+from cpt.packager import ConanMultiPackager
+
+
+
+def get_branch():
+    try:
+        for line in subprocess.check_output("git branch", shell=True).decode().splitlines():
+            line = line.strip()
+            if line.startswith("*") and " (HEAD detached" not in line:
+                return line.replace("*", "", 1).strip()
+        return ""
+    except Exception:
+        pass
+    return ""
+
+
+def get_version():
+    version = get_branch()
+    match = re.search(r"v(\d+\.\d+\.\d+.*)", version)
+    if match:
+        return match.group(1)
+    return version
+
+
+def get_reference(username):
+    return "flatbuffers/{}@google/stable".format(get_version())
+
+
+if __name__ == "__main__":
+    login_username = os.getenv("CONAN_LOGIN_USERNAME", "aardappel")
+    username = os.getenv("CONAN_USERNAME", "google")
+    upload = os.getenv("CONAN_UPLOAD", "https://api.bintray.com/conan/aardappel/flatbuffers")
+    stable_branch_pattern = os.getenv("CONAN_STABLE_BRANCH_PATTERN", r"v\d+\.\d+\.\d+.*")
+    test_folder = os.getenv("CPT_TEST_FOLDER", os.path.join("conan", "test_package"))
+    upload_only_when_stable = os.getenv("CONAN_UPLOAD_ONLY_WHEN_STABLE", True)
+
+    builder = ConanMultiPackager(reference=get_reference(username),
+                                 username=username,
+                                 login_username=login_username,
+                                 upload=upload,
+                                 stable_branch_pattern=stable_branch_pattern,
+                                 upload_only_when_stable=upload_only_when_stable,
+                                 test_folder=test_folder)
+    builder.add_common_builds(pure_c=False)
+    builder.run()

third_party/flatbuffers/conan/test_package/CMakeLists.txt

@@ -0,0 +1,9 @@
+project(test_package CXX)
+cmake_minimum_required(VERSION 2.8.11)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} ${CONAN_LIBS})
+set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 11)

third_party/flatbuffers/conan/test_package/conanfile.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from conans import ConanFile, CMake
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        bin_path = os.path.join("bin", "test_package")
+        self.run(bin_path, run_environment=True)
+        self.run("flatc --version", run_environment=True)
+        self.run("flathash fnv1_16 conan", run_environment=True)

third_party/flatbuffers/conan/test_package/test_package.cpp

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2018 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 <cstdlib>
+#include <iostream>
+#include "flatbuffers/util.h"
+
+// Test to validate Conan package generated
+
+int main(int /*argc*/, const char * /*argv*/ []) {
+
+  const std::string filename("conanbuildinfo.cmake");
+
+  if (flatbuffers::FileExists(filename.c_str())) {
+    std::cout << "File " << filename << " exists.\n";
+  } else {
+    std::cout << "File " << filename << " does not exist.\n";
+    return EXIT_FAILURE;
+  }
+
+  return EXIT_SUCCESS;
+}