xoshiro-cpp: new recipe

recipes/xoshiro-cpp/all/conandata.yml

@@ -0,0 +1,4 @@
+sources:
+  "1.1":
+    sha256: 9e1fff51faa8754b5c61ab00f41339df0b9b1c09a13611e3357aab76c65f2ba0
+    url: https://github.com/Reputeless/Xoshiro-cpp/archive/refs/tags/v1.1.tar.gz

recipes/xoshiro-cpp/all/conanfile.py

@@ -0,0 +1,68 @@
+from conans import ConanFile, tools
+from conans.errors import ConanInvalidConfiguration
+
+required_conan_version = ">=1.33.0"
+
+
+class XoshiroCppConan(ConanFile):
+    name = "xoshiro-cpp"
+    description = "Header-only Xoshiro/Xoroshiro PRNG wrapper library for modern C++ (C++17/C++20)"
+    license = "MIT"
+    homepage = "https://github.com/Reputeless/Xoshiro-cpp"
+    url = "https://github.com/conan-io/conan-center-index"
+    topics = ("prng", "xoshiro", "header-only")
+    settings = "arch", "build_type", "compiler", "os"
+    generators = "cmake"
+    no_copy_source = True
+
+    @property
+    def _minimum_compilers_version(self):
+        return {
+            "apple-clang": "10",
+            "clang": "6",
+            "gcc": "7",
+            "Visual Studio": "16"
+        }
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    @property
+    def _minimum_cpp_standard(self):
+        return 17
+
+    def validate(self):
+        if self.settings.get_safe("compiler.cppstd"):
+            tools.check_min_cppstd(self, self._minimum_cpp_standard)
+
+        compiler = self.settings.compiler
+        try:
+            min_version = self._minimum_compilers_version[str(compiler)]
+            if tools.Version(compiler.version) < min_version:
+                msg = (
+                    "{} requires C++{} features which are not supported by compiler {} {}."
+                ).format(self.name, self._minimum_cpp_standard, compiler, compiler.version)
+                raise ConanInvalidConfiguration(msg)
+        except KeyError:
+            msg = (
+                "{} recipe lacks information about the {} compiler, "
+                "support for the required C++{} features is assumed"
+            ).format(self.name, compiler, self._minimum_cpp_standard)
+            self.output.warn(msg)
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version],
+                  destination=self._source_subfolder, strip_root=True)
+
+    def package(self):
+        self.copy("*.hpp", dst="include/xoshiro-cpp",
+                  src=self._source_subfolder)
+        self.copy("LICENSE", dst="licenses", src=self._source_subfolder)
+
+    def package_id(self):
+        self.info.header_only()
+
+    def package_info(self):
+        self.cpp_info.names["cmake_find_package"] = "xoshiro-cpp"
+        self.cpp_info.names["cmake_find_package_multi"] = "xoshiro-cpp"

recipes/xoshiro-cpp/all/test_package/CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.8)
+project(test_package)
+
+set(CMAKE_CXX_STANDARD 17)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+find_package(xoshiro-cpp REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} PRIVATE xoshiro-cpp::xoshiro-cpp)
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_${CMAKE_CXX_STANDARD})

recipes/xoshiro-cpp/all/test_package/conanfile.py

@@ -0,0 +1,18 @@
+import os
+
+from conans import ConanFile, CMake, tools
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self):
+            bin_path = os.path.join("bin", "test_package")
+            self.run("{0}".format(bin_path), run_environment=True)

recipes/xoshiro-cpp/all/test_package/test_package.cpp

@@ -0,0 +1,18 @@
+#include <cassert>
+#include <iostream>
+
+#include "xoshiro-cpp/XoshiroCpp.hpp"
+
+template <class N> static void assert_and_print(N expected, N got) {
+  std::cout << expected << " == " << got << '\n';
+  assert(expected == got);
+}
+
+int main() {
+  std::cout << "# Initialize with a default 64-bit seed\n";
+  XoshiroCpp::Xoshiro256PlusPlus rng;
+  for (uint64_t expected : {10656210946825422025ULL, 3029598875750717312ULL,
+                            8253387787243700537ULL}) {
+    assert_and_print(expected, rng());
+  }
+}

recipes/xoshiro-cpp/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "1.1":
+    folder: all