upgrade to zig 0.13.0 (#50)

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
 
       - uses: goto-bus-stop/setup-zig@v2
         with:
-          version: 0.12.0
+          version: 0.13.0
 
       # The current default version of clang on macos runners is 14, which doesn't support the wasm64-freestanding target.
       - name: Install LLVM and Clang

README.md

@@ -9,7 +9,7 @@ Bytebox is a WebAssembly VM.
 # Getting started
 
 ### Requirements
-Bytebox currently builds with [Zig 0.12.x](https://ziglang.org/download) to avoid churn on zig master.
+Bytebox currently builds with [Zig 0.13.x](https://ziglang.org/download) to avoid churn on zig master.
 
 To run the tests:
 * `wasm-tools` is required to run the wasm testsuite. You can install it via the rust toolchain `cargo install wasm-tools` or directly from the [release page](https://github.com/bytecodealliance/wasm-tools/releases).

src/wasi.zig

@@ -1685,8 +1685,8 @@ const Helpers = struct {
                     };
 
                     if (getMemorySlice(module, iov_base, iov_len, errno)) |mem| {
-                        iovec.iov_base = mem.ptr;
-                        iovec.iov_len = mem.len;
+                        iovec.base = mem.ptr;
+                        iovec.len = mem.len;
                     }
                 }
 

test/wasm/main.zig

@@ -1595,7 +1595,7 @@ pub fn main() !void {
                 }
             };
 
-            var process = std.ChildProcess.init(&[_][]const u8{ "wasm-tools", "json-from-wast", "--pretty", "-o", suite_json_filename, suite_wast_path_relative }, allocator);
+            var process = std.process.Child.init(&[_][]const u8{ "wasm-tools", "json-from-wast", "--pretty", "-o", suite_json_filename, suite_wast_path_relative }, allocator);
 
             process.cwd = suite_wasm_folder;