From 680b6282f30505d9531d4ca579aa35e23843bde2 Mon Sep 17 00:00:00 2001
From: Connor Rigby <connorr@hey.com>
Date: Thu, 22 Dec 2022 14:05:31 -0800
Subject: [PATCH] stdlib: allow app to override the zig os layer (#93)

---
 src/core/microzig.zig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/core/microzig.zig b/src/core/microzig.zig
index c755315..cc3b7b5 100644
--- a/src/core/microzig.zig
+++ b/src/core/microzig.zig
@@ -48,6 +48,12 @@ pub const debug = @import("debug.zig");
 
 pub const mmio = @import("mmio.zig");
 
+// Allow app to override the os API layer
+pub const os = if (@hasDecl(app, "os"))
+    app.os
+else
+    struct {};
+
 // Allow app to override the panic handler
 pub const panic = if (@hasDecl(app, "panic"))
     app.panic