implement mold/1.3.1 recipe

recipes/mold/all/conandata.yml

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+sources:
+  "1.3.1":
+    url: "https://github.com/rui314/mold/archive/refs/tags/v1.3.1.tar.gz"
+    sha256: "d436e2d4c1619a97aca0e28f26c4e79c0242d10ce24e829c1b43cfbdd196fd77"

recipes/mold/all/conanfile.py

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+from conans import ConanFile, tools, AutoToolsBuildEnvironment
+from conans.errors import ConanInvalidConfiguration
+import os
+
+required_conan_version = ">=1.45.0"
+
+class MoldConan(ConanFile):
+    name = "mold"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://github.com/rui314/mold/"
+    license = "AGPL-3.0"
+    description = ("mold is a faster drop-in replacement for existing Unix linkers. It is several times faster than the LLVM lld linker")
+    topics = ("mold", "ld", "linkage", "compilation")
+
+    settings = "os", "arch", "compiler", "build_type"
+
+    generators = "make"
+
+    def validate(self):
+        if self.settings.build_type == "Debug":
+            raise ConanInvalidConfiguration('Mold is a build tool, specify mold:build_type=Release in your build profile, see https://github.com/conan-io/conan-center-index/pull/11536#issuecomment-1195607330')
+        if self.settings.compiler in ["gcc", "clang", "intel-cc"] and self.settings.compiler.libcxx != "libstdc++11":
+            raise ConanInvalidConfiguration('Mold can only be built with libstdc++11; specify mold:compiler.libcxx=libstdc++11 in your build profile')
+        if self.settings.os == "Windows":
+            raise ConanInvalidConfiguration(f'{self.name} can not be built on {self.settings.os}.')
+        if self.settings.compiler == "gcc" and tools.Version(self.settings.compiler.version) < "11":
+            raise ConanInvalidConfiguration("GCC version 11 or higher required")
+        if (self.settings.compiler == "clang" or self.settings.compiler == "apple-clang") and tools.Version(self.settings.compiler.version) < "12":
+            raise ConanInvalidConfiguration("Clang version 12 or higher required")
+        if self.settings.compiler == "apple-clang" and "armv8" == self.settings.arch :
+            raise ConanInvalidConfiguration(f'{self.name} is still not supported by Mac M1.')
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    @property
+    def _build_subfolder(self):
+        return "build_subfolder"
+
+    def _get_include_path(self, dependency):
+        include_path = self.deps_cpp_info[dependency].rootpath
+        include_path = os.path.join(include_path, "include")
+        return include_path
+
+    def _patch_sources(self):
+        if self.settings.compiler == "apple-clang":
+            tools.replace_in_file("source_subfolder/Makefile", "-std=c++20", "-std=c++2a")
+
+        tools.replace_in_file("source_subfolder/Makefile", "-Ithird-party/xxhash ", "-I{} -I{} -I{} -I{} -I{}".format(
+        self._get_include_path("zlib"),
+        self._get_include_path("openssl"),
+        self._get_include_path("xxhash"),
+        self._get_include_path("mimalloc"),
+        self._get_include_path("onetbb")
+        ))
+
+        tools.replace_in_file("source_subfolder/Makefile", "MOLD_LDFLAGS += -ltbb", "MOLD_LDFLAGS += -L{} -ltbb".format(
+            self.deps_cpp_info["onetbb"].lib_paths[0]))
+
+        tools.replace_in_file("source_subfolder/Makefile", "MOLD_LDFLAGS += -lmimalloc", "MOLD_LDFLAGS += -L{} -lmimalloc".format(
+            self.deps_cpp_info["mimalloc"].lib_paths[0]))
+
+    def requirements(self):
+        self.requires("zlib/1.2.12")
+        self.requires("openssl/1.1.1q")
+        self.requires("xxhash/0.8.1")
+        self.requires("onetbb/2021.3.0")
+        self.requires("mimalloc/2.0.6")
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version],
+                  destination=self._source_subfolder, strip_root=True)
+
+    def build(self):
+        self._patch_sources()
+        with tools.chdir(self._source_subfolder):
+            autotools = AutoToolsBuildEnvironment(self)
+            autotools.make(target="mold", args=['SYSTEM_TBB=1', 'SYSTEM_MIMALLOC=1'])
+
+    def package(self):
+        self.copy("LICENSE", src=self._source_subfolder, dst="licenses")
+        self.copy("mold", src=self._source_subfolder, dst="bin", keep_path=False)
+
+    def package_id(self):
+        del self.info.settings.compiler
+
+    def package_info(self):
+        bindir = os.path.join(self.package_folder, "bin")
+        mold_location = os.path.join(bindir, "bindir")
+
+        self.output.info('Appending PATH environment variable: {}'.format(bindir))
+        self.env_info.PATH.append(bindir)
+        self.env_info.LD = mold_location
+        self.buildenv_info.prepend_path("MOLD_ROOT", bindir)
+        self.cpp_info.includedirs = []
+
+        if self.settings.os == "Linux":
+            self.cpp_info.system_libs.extend(["m", "pthread", "dl"])

recipes/mold/all/test_package/conanfile.py

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+import os
+from conans import ConanFile, tools
+from conan.tools.build import cross_building
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "build_type", "compiler"
+
+    def test(self):
+        if not cross_building(self):
+            self.run("mold -v", run_environment=True)

recipes/mold/config.yml

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+versions:
+  "1.3.1":
+    folder: all