libepoxy: add v1.5.10 (switch to meson) (#46938)

var/spack/repos/builtin/packages/libepoxy/package.py

@@ -6,16 +6,22 @@
 from spack.package import *
 
 
-class Libepoxy(AutotoolsPackage):
+class Libepoxy(AutotoolsPackage, MesonPackage):
     """Epoxy is a library for handling OpenGL function pointer management for
     you."""
 
     homepage = "https://github.com/anholt/libepoxy"
-    url = "https://github.com/anholt/libepoxy/releases/download/1.4.3/libepoxy-1.4.3.tar.xz"
-    list_url = "https://github.com/anholt/libepoxy/releases"
+    url = "https://github.com/anholt/libepoxy/archive/refs/tags/1.5.9.tar.gz"
 
     license("MIT")
 
+    build_system(
+        conditional("autotools", when="@:1.5.4"),
+        conditional("meson", when="@1.4.0:"),
+        default="meson",
+    )
+
+    version("1.5.10", sha256="a7ced37f4102b745ac86d6a70a9da399cc139ff168ba6b8002b4d8d43c900c15")
     version("1.4.3", sha256="0b808a06c9685a62fca34b680abb8bc7fb2fda074478e329b063c1f872b826f6")
 
     depends_on("c", type="build")  # generated
@@ -26,6 +32,35 @@ class Libepoxy(AutotoolsPackage):
 
     variant("glx", default=True, description="enable GLX support")
 
+    def url_for_version(self, version):
+        if self.spec.satisfies("@1.5.10:"):
+            # no more release artifacts are uploaded
+            return f"https://github.com/anholt/libepoxy/archive/refs/tags/{version}.tar.gz"
+        else:
+            return f"https://github.com/anholt/libepoxy/releases/download/{version}/libepoxy-{version}.tar.xz"
+
+
+class MesonBuilder(spack.build_systems.meson.MesonBuilder):
+
+    def meson_args(self):
+        # Disable egl, otherwise configure fails with:
+        # error: Package requirements (egl) were not met
+        # Package 'egl', required by 'virtual:world', not found
+        args = ["-Degl=no"]
+
+        # Option glx defaults to auto and was failing on PPC64LE systems
+        # because libx11 was missing from the dependences. This explicitly
+        # enables/disables glx support.
+        if self.spec.satisfies("+glx"):
+            args.append("-Dglx=yes")
+        else:
+            args.append("-Dglx=no")
+
+        return args
+
+
+class AutotoolsBuilder(spack.build_systems.autotools.AutotoolsBuilder):
+
     def configure_args(self):
         # Disable egl, otherwise configure fails with:
         # error: Package requirements (egl) were not met