vcglib: add 2022.02 + modernize

recipes/vcglib/all/CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.8)
 project(vcglib)
 
 include(conanbuildinfo.cmake)
-conan_basic_setup()
+conan_basic_setup(KEEP_RPATHS)
 
 set(VCGLIB_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/source_subfolder)
 

recipes/vcglib/all/conandata.yml

@@ -1,8 +1,14 @@
 sources:
+  "2022.02":
+    url: "https://github.com/cnr-isti-vclab/vcglib/archive/refs/tags/2022.02.tar.gz"
+    sha256: "724f5ef6ab9b9d21ff2e9e965c2ce909cc024b29f2aa7d39e2974b28ff25bc3f"
   "2020.12":
     url: "https://github.com/cnr-isti-vclab/vcglib/archive/refs/tags/2020.12.tar.gz"
     sha256: "731c57435e39c4b958a1d766cadd9865d9db35e36410708f2da7818e9fa5f786"
 patches:
+  "2022.02":
+    - patch_file: "patches/0001-use-external-eigen.patch"
+      base_path: "source_subfolder"
   "2020.12":
     - patch_file: "patches/0001-use-external-eigen.patch"
       base_path: "source_subfolder"

recipes/vcglib/all/conanfile.py

@@ -1,4 +1,5 @@
 from conans import ConanFile, CMake, tools
+import functools
 
 required_conan_version = ">=1.33.0"
 
@@ -7,7 +8,7 @@ class VcglibConan(ConanFile):
     name = "vcglib"
     description = "Library for manipulation, processing, cleaning, simplifying triangle meshes."
     license = "GPL-3.0-only"
-    topics = ("conan", "vcglib", "mesh-processing")
+    topics = ("vcglib", "mesh-processing")
     homepage = "https://github.com/cnr-isti-vclab/vcglib"
     url = "https://github.com/conan-io/conan-center-index"
 
@@ -21,14 +22,17 @@ class VcglibConan(ConanFile):
         "fPIC": True,
     }
 
-    exports_sources = ["CMakeLists.txt", "patches/**"]
     generators = "cmake", "cmake_find_package_multi"
-    _cmake = None
 
     @property
     def _source_subfolder(self):
         return "source_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"])
+
     def config_options(self):
         if self.settings.os == "Windows":
             del self.options.fPIC
@@ -38,7 +42,7 @@ def configure(self):
             del self.options.fPIC
 
     def requirements(self):
-        self.requires("eigen/3.3.9")
+        self.requires("eigen/3.4.0")
 
     def validate(self):
         if self.settings.compiler.get_safe("cppstd"):
@@ -48,12 +52,11 @@ def source(self):
         tools.get(**self.conan_data["sources"][self.version],
                   destination=self._source_subfolder, strip_root=True)
 
+    @functools.lru_cache(1)
     def _configure_cmake(self):
-        if self._cmake:
-            return self._cmake
-        self._cmake = CMake(self)
-        self._cmake.configure()
-        return self._cmake
+        cmake = CMake(self)
+        cmake.configure()
+        return cmake
 
     def build(self):
         for patch in self.conan_data.get("patches", {}).get(self.version, []):

recipes/vcglib/all/test_package/CMakeLists.txt

@@ -2,8 +2,10 @@ cmake_minimum_required(VERSION 3.1)
 project(test_package)
 
 include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
-conan_basic_setup()
+conan_basic_setup(TARGETS)
+
+find_package(vcglib REQUIRED CONFIG)
 
 add_executable(${PROJECT_NAME} test_package.cpp)
-target_link_libraries(${PROJECT_NAME} ${CONAN_LIBS})
+target_link_libraries(${PROJECT_NAME} vcglib::vcglib)
 set_property(TARGET ${PROJECT_NAME} PROPERTY CXX_STANDARD 11)

recipes/vcglib/all/test_package/conanfile.py

@@ -4,15 +4,15 @@
 
 class TestPackageConan(ConanFile):
     settings = "os", "arch", "compiler", "build_type"
-    generators = "cmake"
+    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.settings):
+        if not tools.cross_building(self):
             bin_path = os.path.join("bin", "test_package")
             obj_path = os.path.join(self.source_folder, "cube.obj")
             self.run("{} {}".format(bin_path, obj_path), run_environment=True)

recipes/vcglib/config.yml

@@ -1,3 +1,5 @@
 versions:
+  "2022.02":
+    folder: all
   "2020.12":
     folder: all