libcpuid: migrate to Conan v2

recipes/libcpuid/all/conandata.yml

@@ -6,9 +6,7 @@
     url: "https://github.com/anrieff/libcpuid/archive/v0.5.0.tar.gz"
     sha256: "49893f31475510aa0ebe2ad3a29fad95e2a592cc5f48451c95271c536f89a157"
 patches:
   "0.5.1":
     - patch_file: "patches/0.5.0-cmake-fixes.patch"
-      base_path: "source_subfolder"
   "0.5.0":
     - patch_file: "patches/0.5.0-cmake-fixes.patch"
-      base_path: "source_subfolder"

recipes/libcpuid/all/conanfile.py

@@ -1,18 +1,22 @@
-from conans import CMake, ConanFile, tools
-from conans.errors import ConanInvalidConfiguration
 import os
 
-required_conan_version = ">=1.43.0"
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+from conan.tools.files import apply_conandata_patches, copy, export_conandata_patches, get, rmdir
+
+required_conan_version = ">=1.53.0"
 
 
 class LibCpuidConan(ConanFile):
     name = "libcpuid"
-    description = "libcpuid  is a small C library for x86 CPU detection and feature extraction"
-    topics = ("libcpuid", "detec", "cpu", "intel", "amd", "x86_64")
+    description = "libcpuid is a small C library for x86 CPU detection and feature extraction"
     license = "https://github.com/anrieff/libcpuid"
-    homepage = "https://github.com/anrieff/libcpuid"
     url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://github.com/anrieff/libcpuid"
+    topics = ("detec", "cpu", "intel", "amd", "x86_64")
 
+    package_type = "library"
     settings = "os", "arch", "compiler", "build_type"
     options = {
         "shared": [True, False],
@@ -23,60 +27,53 @@ class LibCpuidConan(ConanFile):
         "fPIC": True,
     }
 
-    generators = "cmake"
-    _cmake = None
-
-    @property
-    def _source_subfolder(self):
-        return "source_subfolder"
-
-    @property
-    def _build_subfolder(self):
-        return "build_subfolder"
-
     def export_sources(self):
-        self.copy("CMakeLists.txt")
-        for patch in self.conan_data.get("patches", {}).get(self.version, []):
-            self.copy(patch["patch_file"])
+        export_conandata_patches(self)
 
     def config_options(self):
         if self.settings.os == "Windows":
             del self.options.fPIC
 
     def configure(self):
         if self.options.shared:
-            del self.options.fPIC
-        del self.settings.compiler.libcxx
-        del self.settings.compiler.cppstd
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.libcxx")
+        self.settings.rm_safe("compiler.cppstd")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def package_id(self):
+        del self.info.settings.compiler
+        del self.info.settings.build_type
 
     def validate(self):
         if self.settings.arch not in ("x86", "x86_64"):
             raise ConanInvalidConfiguration("libcpuid is only available for x86 and x86_64 architecture")
 
     def source(self):
-        tools.get(**self.conan_data["sources"][self.version],
-                  destination=self._source_subfolder, strip_root=True)
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
 
-    def _configure_cmake(self):
-        if self._cmake:
-            return self._cmake
-        self._cmake = CMake(self)
-        self._cmake.definitions["ENABLE_DOCS"] = False
-        self._cmake.configure(build_folder=self._build_subfolder)
-        return self._cmake
+    def generate(self):
+        tc = CMakeToolchain(self)
+        tc.variables["CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS"] = self.options.shared
+        tc.variables["ENABLE_DOCS"] = False
+        tc.generate()
 
     def build(self):
-        for patch in self.conan_data.get("patches", {}).get(self.version, []):
-            tools.patch(**patch)
-        cmake = self._configure_cmake()
+        apply_conandata_patches(self)
+        cmake = CMake(self)
+        cmake.configure()
         cmake.build()
 
     def package(self):
-        self.copy("COPYING", src=self._source_subfolder, dst="licenses")
-        cmake = self._configure_cmake()
+        copy(self, "COPYING",
+             src=self.source_folder,
+             dst=os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
         cmake.install()
-        tools.rmdir(os.path.join(self.package_folder, "lib", "cmake"))
-        tools.rmdir(os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
 
     def package_info(self):
         self.cpp_info.set_property("cmake_file_name", "cpuid")
@@ -85,7 +82,7 @@ def package_info(self):
         self.cpp_info.libs = ["cpuid"]
 
         bin_path = os.path.join(self.package_folder, "bin")
-        self.output.info("Appending PATH environment variable: {}".format(bin_path))
+        self.output.info(f"Appending PATH environment variable: {bin_path}")
         self.env_info.PATH.append(bin_path)
 
         # TODO: to remove in conan v2 once cmake_find_package_* generators removed

recipes/libcpuid/all/test_package/CMakeLists.txt

@@ -1,9 +1,6 @@
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.15)
 project(test_package C)
 
-include("${CMAKE_BINARY_DIR}/conanbuildinfo.cmake")
-conan_basic_setup(TARGETS)
-
 find_package(cpuid REQUIRED CONFIG)
 
 add_executable(${PROJECT_NAME} test_package.c)

recipes/libcpuid/all/test_package/conanfile.py

@@ -1,19 +1,34 @@
-from conans import ConanFile, CMake, tools
 import os
 
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import cmake_layout, CMake
+from conan.tools.env import VirtualRunEnv
+
 
 class TestPackageConan(ConanFile):
     settings = "os", "arch", "compiler", "build_type"
-    generators = "cmake", "cmake_find_package_multi"
+    generators = "CMakeDeps", "CMakeToolchain"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str, run=True)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def generate(self):
+        VirtualRunEnv(self).generate(scope="build")
+        VirtualRunEnv(self).generate(scope="run")
 
     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(bin_path, run_environment=True)
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindir, "test_package")
+            self.run(bin_path, env="conanrun")
 
-            self.run("cpuid_tool --report", run_environment=True)
+            self.run("cpuid_tool --report")

recipes/libcpuid/all/test_v1_package/CMakeLists.txt

@@ -0,0 +1,8 @@
+cmake_minimum_required(VERSION 3.15)
+project(test_package)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../test_package/
+                 ${CMAKE_CURRENT_BINARY_DIR}/test_package/)

recipes/libcpuid/all/test_v1_package/conanfile.py

@@ -0,0 +1,19 @@
+from conans import ConanFile, CMake, tools
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    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(bin_path, run_environment=True)
+
+            self.run("cpuid_tool --report", run_environment=True)