From 80e127b5aeb2b4bb4f90f3d65464675e0820a6b7 Mon Sep 17 00:00:00 2001
From: Stephen Gutekanst <stephen@hexops.com>
Date: Fri, 19 Aug 2022 21:01:24 -0700
Subject: [PATCH] gpu: eliminate objc/message.h @cImport

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
---
 gpu/examples/objc_message.zig | 9 +++++++++
 gpu/examples/sample_utils.zig | 4 +---
 2 files changed, 10 insertions(+), 3 deletions(-)
 create mode 100644 gpu/examples/objc_message.zig

diff --git a/gpu/examples/objc_message.zig b/gpu/examples/objc_message.zig
new file mode 100644
index 00000000..3b14412b
--- /dev/null
+++ b/gpu/examples/objc_message.zig
@@ -0,0 +1,9 @@
+// Extracted from `zig translate-c tmp.c` with `#include <objc/message.h>` in the file.
+pub const struct_objc_selector = opaque {};
+pub const SEL = ?*struct_objc_selector;
+pub const Class = ?*struct_objc_class;
+pub const struct_objc_class = opaque {};
+
+pub extern fn sel_getUid(str: [*c]const u8) SEL;
+pub extern fn objc_getClass(name: [*c]const u8) Class;
+pub extern fn objc_msgSend() void;
diff --git a/gpu/examples/sample_utils.zig b/gpu/examples/sample_utils.zig
index e919c15f..6cfa0d59 100644
--- a/gpu/examples/sample_utils.zig
+++ b/gpu/examples/sample_utils.zig
@@ -2,9 +2,7 @@ const std = @import("std");
 const assert = std.debug.assert;
 const glfw = @import("glfw");
 const gpu = @import("gpu");
-const objc = @cImport({
-    @cInclude("objc/message.h");
-});
+const objc = @import("objc_message.zig");
 
 inline fn printUnhandledErrorCallback(_: void, typ: gpu.ErrorType, message: [*:0]const u8) void {
     switch (typ) {