From fd948f4e8c0a026f5741d4735c7c444900bc5a04 Mon Sep 17 00:00:00 2001
From: Stephen Gutekanst <stephen@hexops.com>
Date: Sat, 16 Jul 2022 21:09:20 -0700
Subject: [PATCH] gpu: correct extern declarations

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
---
 gpu/src/command_buffer.zig  | 2 +-
 gpu/src/command_encoder.zig | 2 +-
 gpu/src/dawn.zig            | 4 ++--
 gpu/src/main.zig            | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/gpu/src/command_buffer.zig b/gpu/src/command_buffer.zig
index 23b5ac0c..90685a6e 100644
--- a/gpu/src/command_buffer.zig
+++ b/gpu/src/command_buffer.zig
@@ -6,7 +6,7 @@ pub const CommandBuffer = enum(usize) {
     // TODO: verify there is a use case for nullable value of this type.
     pub const none: CommandBuffer = @intToEnum(CommandBuffer, 0);
 
-    pub const Descriptor = struct {
+    pub const Descriptor = extern struct {
         next_in_chain: *const ChainedStruct,
         label: ?[*:0]const u8 = null,
     };
diff --git a/gpu/src/command_encoder.zig b/gpu/src/command_encoder.zig
index 0fe51c85..28d35cb4 100644
--- a/gpu/src/command_encoder.zig
+++ b/gpu/src/command_encoder.zig
@@ -6,7 +6,7 @@ pub const CommandEncoder = enum(usize) {
     // TODO: verify there is a use case for nullable value of this type.
     pub const none: CommandEncoder = @intToEnum(CommandEncoder, 0);
 
-    pub const Descriptor = struct {
+    pub const Descriptor = extern struct {
         next_in_chain: *const ChainedStruct,
         label: ?[*:0]const u8 = null,
     };
diff --git a/gpu/src/dawn.zig b/gpu/src/dawn.zig
index e8d0f0b4..745d6a55 100644
--- a/gpu/src/dawn.zig
+++ b/gpu/src/dawn.zig
@@ -1,13 +1,13 @@
 const ChainedStruct = @import("types.zig").ChainedStruct;
 const Texture = @import("texture.zig").Texture;
 
-pub const CacheDeviceDescriptor = struct {
+pub const CacheDeviceDescriptor = extern struct {
     // TODO: file an issue on Dawn: why not named nextInChain?
     chain: ChainedStruct,
     isolation_key: [*:0]const u8,
 };
 
-pub const EncoderInternalUsageDescriptor = struct {
+pub const EncoderInternalUsageDescriptor = extern struct {
     // TODO: file an issue on Dawn: why not named nextInChain?
     chain: ChainedStruct,
     use_internal_usages: bool,
diff --git a/gpu/src/main.zig b/gpu/src/main.zig
index d87f98a7..3f810026 100644
--- a/gpu/src/main.zig
+++ b/gpu/src/main.zig
@@ -46,7 +46,7 @@ pub const RenderPassTimestampLocation = @import("types.zig").RenderPassTimestamp
 pub const PowerPreference = @import("types.zig").PowerPreference;
 pub const RenderPassColorAttachment = @import("types.zig").RenderPassColorAttachment;
 
-pub const ComputePassTimestampWrite = struct {
+pub const ComputePassTimestampWrite = extern struct {
     query_set: QuerySet,
     query_index: u32,
     location: ComputePassTimestampLocation,