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spirv-tools/all/conanfile.py

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+from conan import ConanFile
+from conan.tools.build import check_min_cppstd, stdcpp_library
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+from conan.tools.env import VirtualBuildEnv
+from conan.tools.files import copy, get, replace_in_file, rm, rmdir, save, apply_conandata_patches, export_conandata_patches
+from conan.tools.scm import Version
+import os
+
+required_conan_version = ">=2.1"
+
+
+class SpirvtoolsConan(ConanFile):
+    name = "spirv-tools"
+    homepage = "https://github.com/KhronosGroup/SPIRV-Tools/"
+    description = "Create and optimize SPIRV shaders"
+    topics = ("spirv", "spirv-v", "vulkan", "opengl", "opencl", "hlsl", "khronos")
+    url = "https://github.com/conan-io/conan-center-index"
+    license = "Apache-2.0"
+
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "build_executables": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "build_executables": True,
+    }
+
+    short_paths = True
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def requirements(self):
+        self.requires(f"spirv-headers/{self.version}")
+
+    def validate_build(self):
+        # newer versions of the library require C++17 for internals
+        check_min_cppstd(self, 11 if Version(self.version) < "1.3.243" else 17)
+
+    def validate(self):
+        # The interface requires C++11
+        check_min_cppstd(self, 11)
+
+    def build_requirements(self):
+        if Version(self.version) >= "1.3.239":
+            self.tool_requires("cmake/[>=3.17.2 <4]")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        env = VirtualBuildEnv(self)
+        env.generate()
+
+        tc = CMakeToolchain(self)
+
+        #====================
+        # Shared libs mess in Spirv-Tools (see https://github.com/KhronosGroup/SPIRV-Tools/issues/3909)
+        #====================
+        # We have 2 solutions if shared True:
+        #  - Only package SPIRV-Tools-shared lib (private symbols properly hidden), and wait resolution
+        #    of above issue before allowing to build shared for all Spirv-Tools libs.
+        #  - Build and package shared libs with all symbols exported
+        #    (it would require CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS for msvc)
+        # Currently this recipe implements the first solution
+
+        # Static and shared libs are controlled by a weird combination
+        # of SPIRV_TOOLS_BUILD_STATIC and BUILD_SHARED_LIBS.
+        tc.variables["SPIRV_TOOLS_BUILD_STATIC"] = True
+        #============
+
+        # Required by the project's CMakeLists.txt
+        tc.variables["SPIRV-Headers_SOURCE_DIR"] = self.dependencies["spirv-headers"].package_folder.replace("\\", "/")
+
+        # There are some switch( ) statements that are causing errors
+        # need to turn this off
+        tc.variables["SPIRV_WERROR"] = False
+
+        tc.variables["SKIP_SPIRV_TOOLS_INSTALL"] = False
+        tc.variables["SPIRV_LOG_DEBUG"] = False
+        tc.variables["SPIRV_SKIP_TESTS"] = True
+        tc.variables["SPIRV_CHECK_CONTEXT"] = False
+        tc.variables["SPIRV_BUILD_FUZZER"] = False
+        tc.variables["SPIRV_SKIP_EXECUTABLES"] = not self.options.build_executables
+        # To install relocatable shared libs on Macos
+        if Version(self.version) < "1.3.239":
+            tc.cache_variables["CMAKE_POLICY_DEFAULT_CMP0042"] = "NEW"
+            tc.cache_variables["CMAKE_POLICY_VERSION_MINIMUM"] = "3.5" # CMake 4 support
+        # For iOS/tvOS/watchOS
+        tc.variables["CMAKE_MACOSX_BUNDLE"] = False
+
+        tc.generate()
+
+    def _patch_sources(self):
+        apply_conandata_patches(self)
+        # CMAKE_POSITION_INDEPENDENT_CODE was set ON for the entire
+        # project in the lists file.
+        replace_in_file(self, os.path.join(self.source_folder, "CMakeLists.txt"),
+                              "set(CMAKE_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, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-link"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-opt"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-reduce"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-lint"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-diff"))
+        rmdir(self, os.path.join(self.package_folder, "SPIRV-Tools-tools"))
+        if self.options.shared:
+            for file_name in [
+                "*SPIRV-Tools", "*SPIRV-Tools-opt", "*SPIRV-Tools-link",
+                "*SPIRV-Tools-reduce", "*SPIRV-Tools-lint",
+            ]:
+                for ext in [".a", ".lib"]:
+                    rm(self, f"{file_name}{ext}", os.path.join(self.package_folder, "lib"))
+        else:
+            rm(self, "*SPIRV-Tools-shared.dll", os.path.join(self.package_folder, "bin"))
+            rm(self, "*SPIRV-Tools-shared*", os.path.join(self.package_folder, "lib"))
+
+    def package_info(self):
+        self.cpp_info.set_property("cmake_file_name", "SPIRV-Tools")
+        self.cpp_info.set_property("pkg_config_name", "SPIRV-Tools-shared" if self.options.shared else "SPIRV-Tools")
+
+        # SPIRV-Tools
+        self.cpp_info.components["spirv-tools-core"].set_property(
+            "cmake_target_name",
+            "SPIRV-Tools-shared" if self.options.shared else "SPIRV-Tools-static",
+        )
+        self.cpp_info.components["spirv-tools-core"].set_property("cmake_target_aliases", ["SPIRV-Tools"]) # before 2020.5, kept for conveniency
+        self.cpp_info.components["spirv-tools-core"].libs = ["SPIRV-Tools-shared" if self.options.shared else "SPIRV-Tools"]
+        self.cpp_info.components["spirv-tools-core"].requires = ["spirv-headers::spirv-headers"]
+        if self.options.shared:
+            self.cpp_info.components["spirv-tools-core"].defines = ["SPIRV_TOOLS_SHAREDLIB"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["spirv-tools-core"].system_libs.extend(["m", "rt"])
+        if not self.options.shared:
+            libcxx = stdcpp_library(self)
+            if libcxx:
+                self.cpp_info.components["spirv-tools-core"].system_libs.append(libcxx)
+
+        # FIXME: others components should have their own CMake config file
+        if not self.options.shared:
+            # SPIRV-Tools-opt
+            self.cpp_info.components["spirv-tools-opt"].set_property("cmake_target_name", "SPIRV-Tools-opt")
+            self.cpp_info.components["spirv-tools-opt"].libs = ["SPIRV-Tools-opt"]
+            self.cpp_info.components["spirv-tools-opt"].requires = ["spirv-tools-core", "spirv-headers::spirv-headers"]
+            if self.settings.os in ["Linux", "FreeBSD"]:
+                self.cpp_info.components["spirv-tools-opt"].system_libs.append("m")
+
+            # SPIRV-Tools-link
+            self.cpp_info.components["spirv-tools-link"].set_property("cmake_target_name", "SPIRV-Tools-link")
+            self.cpp_info.components["spirv-tools-link"].libs = ["SPIRV-Tools-link"]
+            self.cpp_info.components["spirv-tools-link"].requires = ["spirv-tools-core", "spirv-tools-opt"]
+
+            # SPIRV-Tools-reduce
+            self.cpp_info.components["spirv-tools-reduce"].set_property("cmake_target_name", "SPIRV-Tools-reduce")
+            self.cpp_info.components["spirv-tools-reduce"].libs = ["SPIRV-Tools-reduce"]
+            self.cpp_info.components["spirv-tools-reduce"].requires = ["spirv-tools-core", "spirv-tools-opt"]
+
+            # SPIRV-Tools-lint
+            self.cpp_info.components["spirv-tools-lint"].set_property("cmake_target_name", "SPIRV-Tools-lint")
+            self.cpp_info.components["spirv-tools-lint"].libs = ["SPIRV-Tools-lint"]
+            self.cpp_info.components["spirv-tools-lint"].requires = ["spirv-tools-core", "spirv-tools-opt"]
+
+            # SPIRV-Tools-diff
+            self.cpp_info.components["spirv-tools-diff"].set_property("cmake_target_name", "SPIRV-Tools-diff")
+            self.cpp_info.components["spirv-tools-diff"].libs = ["SPIRV-Tools-diff"]
+            self.cpp_info.components["spirv-tools-diff"].requires = ["spirv-tools-core", "spirv-tools-opt"]
+
+        if Version(self.version) < "1.3" and not self.options.shared:
+            del self.cpp_info.components["spirv-tools-diff"]