mesa-demos: Add recipe

recipes/mesa-demos/all/conandata.yml

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+sources:
+  "9.0.0":
+    url: "https://archive.mesa3d.org/demos/mesa-demos-9.0.0.tar.xz"
+    sha256: "3046a3d26a7b051af7ebdd257a5f23bfeb160cad6ed952329cdff1e9f1ed496b"

recipes/mesa-demos/all/conanfile.py

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+import os
+
+from conan import ConanFile
+from conan.tools.apple import is_apple_os
+from conan.tools.build import check_min_cppstd
+from conan.tools.env import VirtualBuildEnv
+from conan.tools.files import apply_conandata_patches, export_conandata_patches, get, load, replace_in_file, save
+from conan.tools.gnu import PkgConfigDeps
+from conan.tools.layout import basic_layout
+from conan.tools.meson import Meson, MesonToolchain
+from conan.tools.scm import Version
+from conan.errors import ConanInvalidConfiguration
+
+required_conan_version = ">=1.53.0"
+
+
+class MesaDemosConan(ConanFile):
+    name = "mesa-demos"
+    package_type = "application"
+    description = "The Mesa Demos package contains a large number of OpenGL demonstration and test programs."
+    topics = ("demo", "egl", "gl", "gles", "graphics", "mesa", "opengl", "vulkan", "wayland", "x11")
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://gitlab.freedesktop.org/mesa/demos"
+    license = "MIT"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "egl": [True, False],
+        "gles1": [True, False],
+        "gles2": [True, False],
+        "glut": [True, False],
+        "with_freeglut": [True, False],
+        "with_libdrm": [True, False],
+        "with_system_data_files": [True, False],
+        "with_vulkan": [True, False],
+        "with_wayland": [True, False],
+        "with_x11": [True, False],
+    }
+    default_options = {
+        "egl": True,
+        "gles1": True,
+        "gles2": True,
+        "glut": True,
+        "with_freeglut": True,
+        "with_libdrm": True,
+        "with_system_data_files": False,
+        "with_vulkan": True,
+        "with_wayland": True,
+        "with_x11": True,
+    }
+
+    @property
+    def _has_build_profile(self):
+        return hasattr(self, "settings_build")
+
+    @property
+    def _min_cppstd(self):
+        return 17
+
+    @property
+    def _compilers_minimum_version(self):
+        return {
+            "apple-clang": "13",
+            "clang": "5",
+            "gcc": "8",
+            "msvc": "192",
+            "Visual Studio": "16",
+        }
+
+    @property
+    def _settings_build(self):
+        return getattr(self, "settings_build", self.settings)
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    def config_options(self):
+        if is_apple_os(self):
+            self.options.rm_safe("with_freeglut")
+        if self.settings.os == "Windows":
+            self.options.rm_safe("fPIC")
+        if self.settings.os != "Linux":
+            self.options.rm_safe("with_wayland")
+        if self.settings.os not in ["FreeBSD", "Linux"]:
+            self.options.rm_safe("with_libdrm")
+
+    def configure(self):
+        if self.options.get_safe("egl"):
+            self.options["libglvnd"].egl = True
+        if self.options.get_safe("gles1"):
+            self.options["libglvnd"].gles1 = True
+        if self.options.get_safe("gles2"):
+            self.options["libglvnd"].gles2 = True
+        if self.options.get_safe("gles1") or self.options.get_safe("gles2"):
+            self.options["freeglut"].gles = True
+        if self.options.get_safe("with_glut") and self.options.get_safe("with_wayland"):
+            self.options["freeglut"].with_wayland = True
+        if self.options.get_safe("with_x11"):
+            self.options["libglvnd"].glx = True
+            self.options["xkbcommon"].with_x11 = True
+        if self.options.get_safe("with_wayland"):
+            self.options["xkbcommon"].with_wayland = True
+
+    def layout(self):
+        basic_layout(self, src_folder="src")
+
+    def requirements(self):
+        if is_apple_os(self) or self.settings.os == "Windows":
+            self.requires("glu/system")
+        else:
+            self.requires("mesa-glu/9.0.3")
+
+        if self.settings.os in ["FreeBSD", "Linux"]:
+            self.requires("libglvnd/1.7.0")
+
+        if self.options.get_safe("with_freeglut"):
+            self.requires("freeglut/3.4.0")
+
+        if self.options.get_safe("with_libdrm"):
+            self.requires("libdrm/2.4.120")
+
+        if self.options.get_safe("with_vulkan"):
+            self.requires("vulkan-loader/1.3.268.0")
+
+        if self.options.get_safe("with_wayland"):
+            self.requires("libdecor/0.2.2")
+
+            # Override requirements for libdecor's use of Pango.
+            # todo Remove these when a PR to update Pango finally gets merged.
+            self.requires("freetype/2.13.2")
+            self.requires("fontconfig/2.15.0")
+            self.requires("glib/2.78.3")
+
+            self.requires("wayland/1.22.0")
+            self.requires("wayland-protocols/1.33")
+
+        if self.options.get_safe("with_x11"):
+            self.requires("xorg/system")
+
+        if self.options.get_safe("with_x11") or self.options.get_safe("with_wayland"):
+            self.requires("xkbcommon/1.6.0")
+
+    def validate(self):
+        if self.settings.get_safe("compiler.cppstd"):
+            check_min_cppstd(self, self._min_cppstd)
+
+        minimum_version = self._compilers_minimum_version.get(
+            str(self.settings.compiler), False
+        )
+        if (
+            minimum_version
+            and Version(self.settings.compiler.version) < minimum_version
+        ):
+            raise ConanInvalidConfiguration(
+                f"{self.ref} requires at least version {minimum_version} of {self.settings.compiler}"
+            )
+
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            if self.options.get_safe("egl") and not self.dependencies["libglvnd"].options.egl:
+                raise ConanInvalidConfiguration(f"{self.ref} requires the egl option of libglvnd to be enabled when the egl option is enabled")
+            if self.options.get_safe("gles1") and not self.dependencies["libglvnd"].options.gles1:
+                raise ConanInvalidConfiguration(f"{self.ref} requires the gles1 option of libglvnd to be enabled when the gles1 option is enabled")
+            if self.options.get_safe("gles2") and not self.dependencies["libglvnd"].options.gles2:
+                raise ConanInvalidConfiguration(f"{self.ref} requires the gles2 option of libglvnd to be enabled when the gles1 option is enabled")
+            if self.options.get_safe("with_x11") and not self.dependencies["libglvnd"].options.glx:
+                raise ConanInvalidConfiguration(f"{self.ref} requires the glx option of libglvnd to be enabled when the gles option is disabled")
+        if self.options.get_safe("with_wayland") and not self.dependencies["xkbcommon"].options.with_wayland:
+            raise ConanInvalidConfiguration(f"{self.ref} requires the with_wayland option of xkbcommon to be enabled when the with_wayland option is enabled")
+        if self.options.get_safe("with_x11") and not self.dependencies["xkbcommon"].options.with_x11:
+            raise ConanInvalidConfiguration(f"{self.ref} requires the with_x11 option of xkbcommon to be enabled when the with_x11 option is enabled")
+
+    def build_requirements(self):
+        self.tool_requires("meson/1.3.2")
+        if not self.conf.get("tools.gnu:pkg_config", default=False, check_type=str):
+            self.tool_requires("pkgconf/2.1.0")
+        if self.options.get_safe("with_wayland"):
+            self.tool_requires("wayland/<host_version>")
+        if self.options.get_safe("with_vulkan"):
+            self.tool_requires("glslang/11.7.0")
+
+    def _patch_sources(self):
+        apply_conandata_patches(self)
+        replace_in_file(
+            self,
+            os.path.join(self.source_folder, "src", "meson.build"),
+            "  subdir('demos')",
+            "  # subdir('demos')",
+        )
+        replace_in_file(
+            self,
+            os.path.join(self.source_folder, "src", "meson.build"),
+            "  subdir('tests')",
+            "  # subdir('tests')",
+        )
+        if self.options.get_safe("with_wayland"):
+            meson_build_file = os.path.join(self.source_folder, "meson.build")
+            if self._has_build_profile:
+                replace_in_file(
+                    self,
+                    meson_build_file,
+                    "dep_wl_scanner = dependency('wayland-scanner', native: true)",
+                    "dep_wl_scanner = dependency('wayland-scanner_BUILD', native: true)",
+                )
+            else:
+                replace_in_file(
+                    self,
+                    meson_build_file,
+                    "dep_wl_scanner = dependency('wayland-scanner', native: true)",
+                    "# dep_wl_scanner = dependency('wayland-scanner', native: true)",
+                )
+                replace_in_file(
+                    self,
+                    meson_build_file,
+                    "prog_wl_scanner = find_program(dep_wl_scanner..get_variable(pkgconfig : 'wayland_scanner'))",
+                    "prog_wl_scanner = find_program('wayland-scanner')",
+                )
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+        self._patch_sources()
+
+    def generate(self):
+        boolean = lambda option: self.options.get_safe(option, default=False)
+        feature = (
+            lambda option: "enabled" if self.options.get_safe(option) else "disabled"
+        )
+
+        tc = MesonToolchain(self)
+        tc.project_options["datadir"] = "res"
+        tc.project_options["egl"] = feature("egl")
+        tc.project_options["gles1"] = feature("gles1")
+        tc.project_options["gles2"] = feature("gles2")
+        tc.project_options["glut"] = feature("with_glut")
+        tc.project_options["libdrm"] = feature("with_libdrm")
+        tc.project_options["osmesa"] = feature("osmesa")
+        tc.project_options["vulkan"] = feature("with_vulkan")
+        tc.project_options["wayland"] = feature("with_wayland")
+        tc.project_options["with-system-data-files"] = boolean("with_system_data_files")
+        tc.project_options["x11"] = feature("with_x11")
+        if self._has_build_profile:
+            tc.project_options["build.pkg_config_path"] = self.generators_folder
+        tc.generate()
+        pkg_config_deps = PkgConfigDeps(self)
+        if self._has_build_profile and self.options.get_safe("with_wayland"):
+            pkg_config_deps.build_context_activated = ["wayland"]
+            pkg_config_deps.build_context_suffix = {"wayland": "_BUILD"}
+        pkg_config_deps.generate()
+        virtual_build_env = VirtualBuildEnv(self)
+        virtual_build_env.generate()
+
+    def build(self):
+        meson = Meson(self)
+        meson.configure()
+        meson.build()
+
+    def _extract_license(self):
+        vkgears_header = load(self, os.path.join(self.source_folder, "src", "vulkan", "vkgears.c"))
+        begin = vkgears_header.find("Copyright")
+        end = vkgears_header.find("*/", begin)
+        return vkgears_header[begin:end]
+
+    def package(self):
+        save(self, os.path.join(self.package_folder, "licenses", "LICENSE"), self._extract_license())
+        meson = Meson(self)
+        meson.install()
+
+    def package_info(self):
+        self.cpp_info.libdirs = []
+        self.cpp_info.includedirs = []

recipes/mesa-demos/all/test_package/conanfile.py

@@ -0,0 +1,16 @@
+from conan import ConanFile
+from conan.tools.build import can_run
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "VirtualBuildEnv"
+    test_type = "explicit"
+
+    # Can't be tested as a tool_requires since building xkbcommon in a tool_requires context is broken.
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def test(self):
+        if can_run(self):
+            self.run("pbinfo", env="conanrun")

recipes/mesa-demos/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "9.0.0":
+    folder: all