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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Conan recipe package for Google FlatBuffers
"""
import os
import shutil
from conans import ConanFile, CMake, tools
class FlatbuffersConan(ConanFile):
name = "flatbuffers"
license = "Apache-2.0"
url = "https://github.com/google/flatbuffers"
homepage = "http://google.github.io/flatbuffers/"
author = "Wouter van Oortmerssen"
topics = ("conan", "flatbuffers", "serialization", "rpc", "json-parser")
description = "Memory Efficient Serialization Library"
settings = "os", "compiler", "build_type", "arch"
options = {"shared": [True, False], "fPIC": [True, False]}
default_options = {"shared": False, "fPIC": True}
generators = "cmake"
exports = "LICENSE"
exports_sources = ["CMake/*", "include/*", "src/*", "grpc/*", "CMakeLists.txt", "conan/CMakeLists.txt"]
def source(self):
"""Wrap the original CMake file to call conan_basic_setup
"""
shutil.move("CMakeLists.txt", "CMakeListsOriginal.txt")
shutil.move(os.path.join("conan", "CMakeLists.txt"), "CMakeLists.txt")
def config_options(self):
"""Remove fPIC option on Windows platform
"""
if self.settings.os == "Windows":
self.options.remove("fPIC")
def configure_cmake(self):
"""Create CMake instance and execute configure step
"""
cmake = CMake(self)
cmake.definitions["FLATBUFFERS_BUILD_TESTS"] = False
cmake.definitions["FLATBUFFERS_BUILD_SHAREDLIB"] = self.options.shared
cmake.definitions["FLATBUFFERS_BUILD_FLATLIB"] = not self.options.shared
cmake.configure()
return cmake
def build(self):
"""Configure, build and install FlatBuffers using CMake.
"""
cmake = self.configure_cmake()
cmake.build()
def package(self):
"""Copy Flatbuffers' artifacts to package folder
"""
cmake = self.configure_cmake()
cmake.install()
self.copy(pattern="LICENSE", dst="licenses")
self.copy(pattern="FindFlatBuffers.cmake", dst=os.path.join("lib", "cmake", "flatbuffers"), src="CMake")
self.copy(pattern="flathash*", dst="bin", src="bin")
self.copy(pattern="flatc*", dst="bin", src="bin")
if self.settings.os == "Windows" and self.options.shared:
if self.settings.compiler == "Visual Studio":
shutil.move(os.path.join(self.package_folder, "lib", "%s.dll" % self.name),
os.path.join(self.package_folder, "bin", "%s.dll" % self.name))
elif self.settings.compiler == "gcc":
shutil.move(os.path.join(self.package_folder, "lib", "lib%s.dll" % self.name),
os.path.join(self.package_folder, "bin", "lib%s.dll" % self.name))
def package_info(self):
"""Collect built libraries names and solve flatc path.
"""
self.cpp_info.libs = tools.collect_libs(self)
self.user_info.flatc = os.path.join(self.package_folder, "bin", "flatc")
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