(conan-io#18760) [libmnl] migrate to v2

* [libmnl] migrate to v2

* add package_type

* fix indentation

Author: Tobulus

recipes/libmnl/all/conanfile.py

@@ -1,8 +1,12 @@
 import os
-from conans import ConanFile, tools, AutoToolsBuildEnvironment
-from conans.errors import ConanInvalidConfiguration
 
-required_conan_version = ">=1.29.1"
+from conan import ConanFile
+from conan.tools.gnu import Autotools, AutotoolsToolchain
+from conan.tools.files import copy, get, rmdir, rm
+from conan.tools.layout import basic_layout
+from conan.errors import ConanInvalidConfiguration
+
+required_conan_version = ">=1.53.0"
 
 class LibmnlConan(ConanFile):
     name = "libmnl"
@@ -14,50 +18,40 @@ class LibmnlConan(ConanFile):
     settings = "os", "compiler", "build_type", "arch"
     options = {"shared": [True, False], "fPIC": [True, False]}
     default_options = {"shared": False, "fPIC": True}
-    _autotools = None
+    package_type = "library"
 
-    @property
-    def _source_subfolder(self):
-        return "source_subfolder"
+    def layout(self):
+        basic_layout(self, src_folder="src")
 
     def source(self):
-        tools.get(**self.conan_data["sources"][self.version])
-        extracted_dir = self.name + "-" + self.version
-        os.rename(extracted_dir, self._source_subfolder)
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
 
     def configure(self):
         if self.settings.os != "Linux":
             raise ConanInvalidConfiguration("libmnl is only supported on Linux")
         if self.options.shared:
-            del self.options.fPIC
-        del self.settings.compiler.libcxx
-        del self.settings.compiler.cppstd
-
-    def _configure_autotools(self):
-        if self._autotools:
-            return self._autotools
-        self._autotools = AutoToolsBuildEnvironment(self)
-        conf_args = []
-        if self.options.shared:
-            conf_args.extend(["--enable-shared", "--disable-static"])
-        else:
-            conf_args.extend(["--disable-shared", "--enable-static"])
-        self._autotools.configure(configure_dir=self._source_subfolder, args=conf_args)
-        return self._autotools
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.libcxx")
+        self.settings.rm_safe("compiler.cppstd")
+    
+    def generate(self):
+        tc = AutotoolsToolchain(self)
+        tc.generate()
 
     def build(self):
-        autotools = self._configure_autotools()
+        autotools = Autotools(self)
+        autotools.configure()
         autotools.make()
 
     def package(self):
-        self.copy("COPYING", dst="licenses", src=self._source_subfolder)
-        autotools = self._configure_autotools()
+        copy(self, "COPYING", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        autotools = Autotools(self)
         autotools.install()
 
-        tools.remove_files_by_mask(os.path.join(self.package_folder, "lib"), "*.la")
-        tools.rmdir(os.path.join(self.package_folder, "share"))
-        tools.rmdir(os.path.join(self.package_folder, "etc"))
-        tools.rmdir(os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rm(self, "*.la", os.path.join(self.package_folder, "lib"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+        rmdir(self, os.path.join(self.package_folder, "etc"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
 
     def package_info(self):
         self.cpp_info.libs = ["mnl"]

recipes/libmnl/all/test_package/CMakeLists.txt

@@ -1,8 +1,7 @@
 cmake_minimum_required(VERSION 3.1)
 project(PackageTest CXX)
 
-include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
-conan_basic_setup()
+find_package(libmnl REQUIRED)
 
 add_executable(example example.cpp)
-target_link_libraries(example ${CONAN_LIBS})
+target_link_libraries(example libmnl::libmnl)

recipes/libmnl/all/test_package/conanfile.py

@@ -1,18 +1,26 @@
 import os
 
-from conans import ConanFile, CMake, tools
-
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import cmake_layout, CMake
 
 class LibmnlTestConan(ConanFile):
     settings = "os", "compiler", "build_type", "arch"
-    generators = "cmake"
+    generators = "CMakeDeps", "CMakeToolchain", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
 
     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", "example")
-            self.run(bin_path, run_environment=True)
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindirs[0], "example")
+            self.run(bin_path, env="conanrun")