[DO-971] ffmpeg recipe with requirements (!9)

Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/9

recipes/cpuinfo/all/conanfile.py

@@ -0,0 +1,113 @@
+from conan import ConanFile
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+from conan.tools.files import copy, get, replace_in_file, rmdir
+from conan.tools.microsoft import is_msvc
+import os
+
+required_conan_version = ">=1.53.0"
+
+
+class CpuinfoConan(ConanFile):
+    name = "cpuinfo"
+    description = "cpuinfo is a library to detect essential for performance " \
+                  "optimization information about host CPU."
+    license = "BSD-2-Clause"
+    topics = ("cpu", "cpuid", "cpu-cache", "cpu-model", "instruction-set", "cpu-topology")
+    homepage = "https://github.com/pytorch/cpuinfo"
+    url = "https://github.com/conan-io/conan-center-index"
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "log_level": ["default", "debug", "info", "warning", "error", "fatal", "none"],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "log_level": "default",
+    }
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if is_msvc(self):
+            # Only static for msvc
+            # Injecting CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS is not sufficient since there are global symbols
+            del self.options.shared
+            self.package_type = "static-library"
+        if self.options.get_safe("shared"):
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.cppstd")
+        self.settings.rm_safe("compiler.libcxx")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        # cpuinfo
+        tc.cache_variables["CPUINFO_LIBRARY_TYPE"] = "default"
+        tc.cache_variables["CPUINFO_RUNTIME_TYPE"] = "default"
+        tc.cache_variables["CPUINFO_LOG_LEVEL"] = self.options.log_level
+        tc.variables["CPUINFO_BUILD_TOOLS"] = False
+        tc.variables["CPUINFO_BUILD_UNIT_TESTS"] = False
+        tc.variables["CPUINFO_BUILD_MOCK_TESTS"] = False
+        tc.variables["CPUINFO_BUILD_BENCHMARKS"] = False
+        # clog (always static)
+        tc.cache_variables["CLOG_RUNTIME_TYPE"] = "default"
+        tc.variables["CLOG_BUILD_TESTS"] = False
+        tc.variables["CMAKE_POSITION_INDEPENDENT_CODE"] = self.options.get_safe("fPIC", True)
+        tc.generate()
+
+    def _patch_sources(self):
+        cmakelists = os.path.join(self.source_folder, "CMakeLists.txt")
+
+        # Fix install dir of dll
+        replace_in_file(
+            self,
+            cmakelists,
+            "LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}",
+            "LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}",
+        )
+
+        if self.version < "cci.20230118":
+            # Honor fPIC option
+            replace_in_file(self, cmakelists, "SET_PROPERTY(TARGET clog PROPERTY POSITION_INDEPENDENT_CODE ON)", "")
+
+    def build(self):
+        self._patch_sources()
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        copy(self, "LICENSE", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
+        cmake.install()
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+
+    def package_info(self):
+        self.cpp_info.set_property("cmake_file_name", "cpuinfo")
+        self.cpp_info.set_property("pkg_config_name", "libcpuinfo")
+
+        if self.version < "cci.20230118":
+            self.cpp_info.components["clog"].libs = ["clog"]
+            cpuinfo_clog_target = "clog" if self.version < "cci.20220618" else "cpuinfo::clog"
+            self.cpp_info.components["clog"].set_property("cmake_target_name", cpuinfo_clog_target)
+
+        self.cpp_info.components["cpuinfo"].set_property("cmake_target_name", "cpuinfo::cpuinfo")
+        self.cpp_info.components["cpuinfo"].libs = ["cpuinfo"]
+        if self.version < "cci.20230118":
+            self.cpp_info.components["cpuinfo"].requires = ["clog"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["cpuinfo"].system_libs.append("pthread")
+
+        if self.settings.os == "Android":
+            self.cpp_info.components["cpuinfo"].system_libs.append("log")