From 247dbf1e91af23c154703317018b3b9bc1925478 Mon Sep 17 00:00:00 2001
From: Croydon <cr0ydon@outlook.com>
Date: Tue, 24 Jul 2018 14:04:06 +0200
Subject: [PATCH 1/3] Init Conan recipe (fix #635)

---
 conanfile.py | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 conanfile.py

diff --git a/conanfile.py b/conanfile.py
new file mode 100644
index 0000000000..a11eaf31bc
--- /dev/null
+++ b/conanfile.py
@@ -0,0 +1,77 @@
+from conans import ConanFile, CMake, tools
+
+
+class GoogleBenchmarkConan(ConanFile):
+    name = "benchmark"
+    version = "1.4.1"
+    description = "A microbenchmark support library."
+    url = "https://github.com/google/benchmark"
+    homepage = "https://github.com/google/benchmark"
+    license = "Apache-2.0"
+    settings = "arch", "build_type", "compiler", "os"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "enable_exceptions": [True, False],
+        "enable_lto": [True, False],
+        "enable_testing": [True, False],
+        "enable_gtest_tests": [True, False]
+    }
+    default_options = "shared=False", "fPIC=True", "enable_exceptions=True", "enable_lto=False", "enable_testing=False", "enable_gtest_tests=False"
+    exports_sources = ["*"]
+    generators = "cmake"
+
+    build_subfolder = "."
+
+    def config_options(self):
+        if self.settings.os == 'Windows':
+            del self.options.fPIC
+
+    def configure(self):
+        if self.settings.os == 'Windows' and self.options.shared:
+            raise Exception("Windows shared builds are not supported right now, see issue #639")
+
+        if self.options.enable_testing == False:
+            self.options.enable_gtest_tests = False
+
+    def _configure_cmake(self):
+        cmake = CMake(self)
+        cmake.definitions['BENCHMARK_ENABLE_TESTING'] = "ON" if self.options.enable_testing else "OFF"
+        cmake.definitions['BENCHMARK_ENABLE_GTEST_TESTS'] = "ON" if self.options.enable_gtest_tests and self.options.enable_testing else "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_requirements(self):
+        if self.options.enable_gtest_tests:
+            self.build_requires("gtest/1.8.0@bincrafters/stable")
+
+    def build(self):
+        tools.replace_in_file("CMakeLists.txt", "project (benchmark)", '''project (benchmark)
+        include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+        conan_basic_setup()''')
+
+        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")

From 9492876869afc68388955327e0629c1d7fe10daf Mon Sep 17 00:00:00 2001
From: Croydon <cr0ydon@outlook.com>
Date: Tue, 24 Jul 2018 14:04:10 +0200
Subject: [PATCH 2/3] Add Conan release information

---
 releasing.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/releasing.md b/releasing.md
index f0cd7010e3..4f7b53c0f2 100644
--- a/releasing.md
+++ b/releasing.md
@@ -4,6 +4,7 @@
 * Ensure the project builds and tests run (sanity check only, obviously)
     * `parallel -j0 exec ::: test/*_test` can help ensure everything at least
       passes
+* Update the version string in conanfile.py
 * Prepare release notes
     * `git log $(git describe --abbrev=0 --tags)..HEAD` gives you the list of
       commits between the last annotated tag and HEAD

From cc59b217264558b2bedb7f3d19dd3b8bb44d6a5f Mon Sep 17 00:00:00 2001
From: Croydon <cr0ydon@outlook.com>
Date: Tue, 24 Jul 2018 14:04:14 +0200
Subject: [PATCH 3/3] Add Conan to Travis CI

---
 .travis.yml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 168ed0b709..e2b111dce8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -117,6 +117,20 @@ matrix:
         - LIBCXX_BUILD=1 LIBCXX_SANITIZER=Thread
         - ENABLE_SANITIZER=1
         - EXTRA_FLAGS="-stdlib=libc++ -g -O2 -fno-omit-frame-pointer -fsanitize=thread -fno-sanitize-recover=all"
+    - compiler: gcc
+      env: CONAN=True
+      language: python
+      python: "3.6"
+      before_script:
+        - pip install -U pip
+      before_install:
+        - pip --version
+      install:
+        - pip install conan
+      script:
+        - conan create . google/testing --build
+      after_success:
+        - exit 0
     - os: osx
       osx_image: xcode8.3
       compiler: clang