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from conans import ConanFile, CMake, tools
from conans.errors import ConanInvalidConfiguration
import shutil
import os
class GoogleBenchmarkConan(ConanFile):
name = "benchmark"
description = "A microbenchmark support library."
topics = ("conan", "benchmark", "google", "microbenchmark")
url = "https://github.com/google/benchmark"
homepage = "https://github.com/google/benchmark"
author = "Google Inc."
license = "Apache-2.0"
exports_sources = ["*"]
generators = "cmake"
settings = "arch", "build_type", "compiler", "os"
options = {
"shared": [True, False],
"fPIC": [True, False],
"enable_lto": [True, False],
"enable_exceptions": [True, False]
}
default_options = {"shared": False, "fPIC": True, "enable_lto": False, "enable_exceptions": True}
_build_subfolder = "."
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):
if self.settings.os == "Windows":
if self.settings.compiler == "Visual Studio" and float(self.settings.compiler.version.value) <= 12:
raise ConanInvalidConfiguration("{} {} does not support Visual Studio <= 12".format(self.name, self.version))
del self.options.fPIC
def configure(self):
if self.settings.os == "Windows" and self.options.shared:
raise ConanInvalidConfiguration("Windows shared builds are not supported right now, see issue #639")
def _configure_cmake(self):
cmake = CMake(self)
cmake.definitions["BENCHMARK_ENABLE_TESTING"] = "OFF"
cmake.definitions["BENCHMARK_ENABLE_GTEST_TESTS"] = "OFF"
cmake.definitions["BENCHMARK_ENABLE_LTO"] = "ON" if self.options.enable_lto else "OFF"
cmake.definitions["BENCHMARK_ENABLE_EXCEPTIONS"] = "ON" if self.options.enable_exceptions else "OFF"
# See https://github.com/google/benchmark/pull/638 for Windows 32 build explanation
if self.settings.os != "Windows":
cmake.definitions["BENCHMARK_BUILD_32_BITS"] = "ON" if "64" not in str(self.settings.arch) else "OFF"
cmake.definitions["BENCHMARK_USE_LIBCXX"] = "ON" if (str(self.settings.compiler.libcxx) == "libc++") else "OFF"
else:
cmake.definitions["BENCHMARK_USE_LIBCXX"] = "OFF"
cmake.configure(build_folder=self._build_subfolder)
return cmake
def build(self):
cmake = self._configure_cmake()
cmake.build()
def package(self):
cmake = self._configure_cmake()
cmake.install()
self.copy(pattern="LICENSE", dst="licenses")
def package_info(self):
self.cpp_info.libs = tools.collect_libs(self)
if self.settings.os == "Linux":
self.cpp_info.libs.extend(["pthread", "rt"])
elif self.settings.os == "Windows":
self.cpp_info.libs.append("shlwapi")
elif self.settings.os == "SunOS":
self.cpp_info.libs.append("kstat")
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