wasmtime: init and use for emulation

This isn’t really an "emulator" but it’s the closest concept we have right now.
2019-04-23 21:48:57 -04:00
parent d591a109be
commit dbb94b984f
4 changed files with 1516 additions and 2 deletions
@@ -0,0 +1,31 @@
+{ rustPlatform, fetchFromGitHub, lib, python, cmake, llvmPackages, clang }:
+
+rustPlatform.buildRustPackage rec {
+  name = "wasmtime-${version}";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "CraneStation";
+    repo = "wasmtime";
+    rev = "07a6ca8f4e1136ecd9f4af8d1f03a01aade60407";
+    sha256 = "1cq6nz90kaf023mcyblca90bpvbzhq8xjq01laa28v7r50lagcn5";
+    fetchSubmodules = true;
+  };
+
+  cargoSha256 = "17k8n5xar4pvvi4prhm6c51vlim9xqwkkhysbnss299mm3fyh36h";
+
+  cargoPatches = [ ./cargo-lock.patch ];
+
+  nativeBuildInputs = [ python cmake clang ];
+  buildInputs = [ llvmPackages.libclang ];
+
+  LIBCLANG_PATH = "${llvmPackages.libclang}/lib";
+
+  meta = with lib; {
+    description = "Standalone JIT-style runtime for WebAsssembly, using Cranelift";
+    homepage = https://github.com/CraneStation/wasmtime;
+    license = licenses.asl20;
+    maintainers = [ maintainers.matthewbauer ];
+    platforms = platforms.unix;
+  };
+}