libaec: upgrade for conan v2

recipes/libaec/all/conandata.yml

@@ -8,9 +8,6 @@ sources:
 patches:
   "1.0.4":
     - patch_file: "patches/1.0.4-0001-Fix-static-library-builds.patch"
-      base_path: "source_subfolder"
     - patch_file: "patches/1.0.4-0002-fix-install-ios.patch"
-      base_path: "source_subfolder"
   "1.0.6":
     - patch_file: "patches/1.0.6-0001-fix-library-builds.patch"
-      base_path: "source_subfolder"

recipes/libaec/all/conanfile.py

@@ -1,8 +1,12 @@
-from conans import ConanFile, CMake, tools
-from conans.errors import ConanInvalidConfiguration
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.microsoft import is_msvc
+from conan.tools.files import apply_conandata_patches, export_conandata_patches, get, copy, rm, rmdir, replace_in_file
+from conan.tools.scm import Version
+from conan.tools.cmake import CMake, CMakeDeps, CMakeToolchain, cmake_layout
 import os
 
-required_conan_version = ">=1.33.0"
+required_conan_version = ">=1.52.0"
 
 
 class LibaecConan(ConanFile):
@@ -11,7 +15,7 @@ class LibaecConan(ConanFile):
     url = "https://github.com/conan-io/conan-center-index"
     homepage = "https://gitlab.dkrz.de/k202009/libaec"
     description = "Adaptive Entropy Coding library"
-    topics = ("dsp", "libaec", "encoding", "decoding",)
+    topics = "dsp", "encoding", "decoding"
     settings = "os", "compiler", "build_type", "arch"
     options = {
         "shared": [True, False],
@@ -21,87 +25,79 @@ class LibaecConan(ConanFile):
         "shared": False,
         "fPIC": True,
     }
-    generators = "cmake"
-    _cmake = None
-
-    @property
-    def _source_subfolder(self):
-        return "source_subfolder"
-
-    @property
-    def _build_subfolder(self):
-        return "build_subfolder"
-
-    @property
-    def _is_msvc(self):
-        return str(self.settings.compiler) in ["Visual Studio", "msvc"]
 
     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
+            try:
+                del self.options.fPIC
+            except Exception:
+                pass
+        try:
+            del self.settings.compiler.libcxx
+        except Exception:
+            pass
+        try:
+            del self.settings.compiler.cppstd
+        except Exception:
+            pass
+
+    def layout(self):
+        # src_folder must use the same source folder name the project
+        cmake_layout(self, src_folder="src")
 
     def validate(self):
-        if tools.Version(self.version) >= "1.0.6" and self._is_msvc:
+        if Version(self.version) >= "1.0.6" and is_msvc(self):
             # libaec/1.0.6 uses "restrict" keyword which seems to be supported since Visual Studio 16.
-            if tools.Version(self.settings.compiler.version) < "16":
+            if Version(self.settings.compiler.version) < "16":
                 raise ConanInvalidConfiguration("{} does not support Visual Studio {}".format(self.name, self.settings.compiler.version))
             # In libaec/1.0.6, fail to build aec_client command with debug and shared settings in Visual Studio.
             # Temporary, this recipe doesn't support these settings.
             if self.options.shared and self.settings.build_type == "Debug":
                 raise ConanInvalidConfiguration("{} does not support debug and shared build in Visual Studio(currently)".format(self.name))
 
     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], destination=self.source_folder, strip_root=True)
 
-    def _patch_sources(self):
-        for patch in self.conan_data.get("patches", {}).get(self.version, []):
-            tools.patch(**patch)
-        if tools.Version(self.version) < "1.0.6":
-            tools.replace_in_file(os.path.join(self._source_subfolder, "CMakeLists.txt"),
-                                  "add_subdirectory(tests)", "")
-
-    def _configure_cmake(self):
-        if self._cmake:
-            return self._cmake
-        self._cmake = CMake(self)
-        self._cmake.configure()
-        return self._cmake
+    def generate(self):
+        tc = CMakeToolchain(self)
+        # Honor BUILD_SHARED_LIBS from conan_toolchain (see https://github.com/conan-io/conan/issues/11840)
+        tc.cache_variables["CMAKE_POLICY_DEFAULT_CMP0077"] = "NEW"
+        tc.generate()
 
     def build(self):
-        self._patch_sources()
-        cmake = self._configure_cmake()
+        apply_conandata_patches(self)
+        if Version(self.version) < "1.0.6":
+            replace_in_file(self, os.path.join(self.source_folder, "CMakeLists.txt"),
+                                  "add_subdirectory(tests)", "")
+        cmake = CMake(self)
+        cmake.configure()
         cmake.build()
 
     def package(self):
-        if tools.Version(self.version) < "1.0.6":
-            self.copy(pattern="Copyright.txt", dst="licenses", src=self._source_subfolder)
+        if Version(self.version) < "1.0.6":
+            copy(self, pattern="Copyright.txt", dst=os.path.join(self.package_folder, "licenses"), src=self.source_folder)
         else:
-            self.copy(pattern="LICENSE.txt", dst="licenses", src=self._source_subfolder)
-        cmake = self._configure_cmake()
+            copy(self, pattern="LICENSE.txt", dst=os.path.join(self.package_folder, "licenses"), src=self.source_folder)
+        cmake = CMake(self)
         cmake.install()
-        tools.rmdir(os.path.join(self.package_folder, "share"))
-        tools.rmdir(os.path.join(self.package_folder, "cmake"))
-        tools.remove_files_by_mask(os.path.join(self.package_folder, "bin"), "*.pdb")
+        rmdir(self, os.path.join(self.package_folder, "share"))
+        rmdir(self, os.path.join(self.package_folder, "cmake"))
+        rm(self, "*.pdb", os.path.join(self.package_folder, "bin"))
 
     def package_info(self):
         aec_name = "aec"
-        if self.settings.os == "Windows" and tools.Version(self.version) >= "1.0.6" and not self.options.shared:
+        if self.settings.os == "Windows" and Version(self.version) >= "1.0.6" and not self.options.shared:
             aec_name = "aec_static" 
         szip_name = "sz"
         if self.settings.os == "Windows":
-            if tools.Version(self.version) >= "1.0.6":
+            if Version(self.version) >= "1.0.6":
                 szip_name = "szip" if self.options.shared else "szip_static"
             elif self.options.shared:
                 szip_name = "szip"

recipes/libaec/all/test_package/CMakeLists.txt

@@ -1,9 +1,6 @@
 cmake_minimum_required(VERSION 3.1.3)
 project(test_package C)
 
-include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
-conan_basic_setup(TARGETS)
-
 find_package(libaec CONFIG REQUIRED)
 
 add_executable(${PROJECT_NAME} test_package.c)

recipes/libaec/all/test_package/conanfile.py

@@ -1,19 +1,33 @@
-from conans import ConanFile, CMake, tools
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, CMakeDeps, CMakeToolchain, cmake_layout
+from conan.tools.scm import Version
 import os
 
 
 class TestPackageConan(ConanFile):
     settings = "os", "compiler", "build_type", "arch"
-    generators = "cmake", "cmake_find_package_multi"
+    generators = "CMakeDeps", "CMakeToolchain", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        if Version(self.dependencies["libaec"].ref.version) >= "1.0.6":
+            tc.variables["CMAKE_C_STANDARD"] = "11"
+        tc.generate()
 
     def build(self):
         cmake = CMake(self)
-        if tools.Version(self.deps_cpp_info["libaec"].version) >= "1.0.6":
-            cmake.definitions["CMAKE_C_STANDARD"] = "11"
         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.bindirs[0], "test_package")
+            self.run(bin_path, env="conanrun")

recipes/libaec/all/test_v1_package/CMakeLists.txt

@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 3.1.3)
+project(test_package C)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+find_package(libaec CONFIG REQUIRED)
+
+add_executable(${PROJECT_NAME} ../test_package/test_package.c)
+target_link_libraries(${PROJECT_NAME} libaec::libaec)

recipes/libaec/all/test_v1_package/conanfile.py

@@ -0,0 +1,19 @@
+from conans import ConanFile, CMake, tools
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        if tools.Version(self.deps_cpp_info["libaec"].version) >= "1.0.6":
+            cmake.definitions["CMAKE_C_STANDARD"] = "11"
+        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)