Merge pull request #28596 from shym/conf-binaryen

Add a `conf-binaryen` package

Author: mseri

packages/conf-binaryen/conf-binaryen.1/opam

@@ -0,0 +1,34 @@
+opam-version: "2.0"
+synopsis: "Virtual package relying on the binaryen tools"
+description:
+  "This package can only install if the binaryen tools are installed on the system."
+maintainer: "[email protected]"
+authors: ["The binaryen developers"]
+license: "Apache-2.0"
+homepage: "https://github.com/ocaml/opam-repository"
+bug-reports: "https://github.com/ocaml/opam-repository/issues"
+flags: conf
+build: ["wasm-opt" "--version"]
+depexts: [
+  ["binaryen"] {os-family = "debian"}
+  ["binaryen"] {os-family = "ubuntu"}
+  ["binaryen"] {os-family = "fedora"}
+  ["binaryen"] {os-family = "arch"}
+  ["binaryen"] {os-family = "alpine"}
+  ["binaryen"] {os-family = "rehl"}
+  ["binaryen"] {os-distribution = "opensuse-tumbleweed" | os-distribution = "opensuse-leap"}
+  ["binaryen"] {os-family = "homebrew"}
+  ["binaryen"] {os-family = "macports"}
+  ["binaryen"] {os-distribution = "freebsd"}
+  ["binaryen"] {os-distribution = "openbsd"}
+  ["binaryen"] {os-family = "openmandriva"}
+  ["binaryen"] {os-distribution = "nixos"}
+]
+# Note: msys2 contains some versions of binaryen but they all seem
+# to come with prefixes
+post-messages:
+  """\
+Please install binaryen manually, as there is no known package
+for it for your distribution."""
+    {failure}
+x-maintenance-intent: ["(latest)"]