{core, build}: remove glfw

.github/ISSUE_TEMPLATE/dev_zig_nomination.md

@@ -23,7 +23,6 @@ You may have been linked to this issue because you sent a pull request to update
 * [ ] #wrench automation (`!wrench script-all install-zig`) has updated the Zig version used by self-hosted GitHub actions runners.
 * [ ] "First-order projects" below (which have zero build.zig.zon dependencies) have been updated, their CI is passing/green using the new version.
 * [ ] "Second-order projects" below (which have build.zig.zon dependencies) have been updated, their CI is passing/green using the new version.
-* [ ] The mach-glfw build.zig version check has been updated: https://github.com/hexops/mach-glfw/blob/main/build.zig
 * [ ] https://machengine.org/core/migrations/ has a new entry for Core users looking to update, or changes are not needed.
 * [ ] The `.zigversion` file https://github.com/hexops/mach/blob/main/.zigversion has been updated.
 * [ ] The mach build.zig version check has been updated: https://github.com/hexops/mach/blob/main/build.zig#L187-L192
@@ -78,13 +77,6 @@ These projects have dependencies on other projects. We update them in the exact
 * [ ] harfbuzz, which depends on:
   * freetype
   * brotli
-* [ ] glfw, which depends on:
-  * xcode-frameworks
-  * vulkan-headers
-  * wayland-headers
-  * x11-headers
-* [ ] mach-glfw, which depends on:
-  * glfw
 * [ ] mach-dxcompiler, which depends on:
 * [ ] mach-objc, which depends on:
   * xcode-frameworks
@@ -101,21 +93,11 @@ These projects have dependencies on other projects. We update them in the exact
   * opusenc 
   * mach-sysaudio
   * linux-audio-headers
-* [ ] mach-gpu-dawn, which depends on:
-  * xcode-frameworks
-  * direct3d-headers
-  * vulkan-headers
-  * x11-headers
-* [ ] mach-gpu, which depends on:
-  * mach-glfw
-  * mach-gpu-dawn
 * [ ] mach, which depends on:
   * .zigversion
   * build.zig version check
   * mach-freetype
   * font-assets
-  * mach-gpu
-  * mach-glfw
   * mach-objc
   * mach-example-assets
   * spirv-cross

build.zig

@@ -1,6 +1,5 @@
 const std = @import("std");
 const builtin = @import("builtin");
-const glfw = @import("mach_glfw");
 
 pub const SysgpuBackend = enum {
     default,
@@ -118,15 +117,11 @@ pub fn build(b: *std.Build) !void {
                 .optimize = optimize,
             });
             lib.addCSourceFile(.{
-                .file = b.path("src/core/platform/wayland/wayland.c"),
+                .file = b.path("src/core/wayland/wayland.c"),
             });
             lib.linkLibC();
             module.linkLibrary(lib);
 
-            if (b.lazyDependency("mach_glfw", .{
-                .target = target,
-                .optimize = optimize,
-            })) |dep| module.addImport("mach-glfw", dep.module("mach-glfw"));
             if (b.lazyDependency("x11_headers", .{
                 .target = target,
                 .optimize = optimize,
@@ -278,14 +273,13 @@ pub fn build(b: *std.Build) !void {
 }
 
 pub const Platform = enum {
-    glfw,
     x11,
     wayland,
     web,
 
     pub fn fromTarget(target: std.Target) Platform {
         if (target.cpu.arch == .wasm32) return .web;
-        return .glfw;
+        return .x11;
     }
 };
 

build.zig.zon

@@ -21,11 +21,6 @@
             .hash = "12202b816e7c31c516bd87218fd56f9b1f93671e4ab42a2a98110d586c4b3bdd2730",
             .lazy = true,
         },
-        .mach_glfw = .{
-            .url = "https://pkg.machengine.org/mach-glfw/8da44b719e345097664ff2e0a7620474eb11db5f.tar.gz",
-            .hash = "1220e5343c2fe2a490aa90dc52d92fd34ebfd7d0ffc7d246dd4720bb5c339ead4d7b",
-            .lazy = true,
-        },
         .mach_objc = .{
             .url = "https://pkg.machengine.org/mach-objc/055619a732ae50ba24eb04399613be87f8432f0f.tar.gz",
             .hash = "1220211475420584a552b461dd569f891d29cb8e9e485b97053be604680c8d6e2a3e",

src/core/platform/glfw.zig

@@ -1,4 +0,0 @@
-const std = @import("std");
-
-pub const Core = @import("glfw/Core.zig");
-pub const Timer = std.time.Timer;

src/core/platform/glfw/objc.zig

@@ -1,57 +0,0 @@
-const builtin = @import("builtin");
-
-// Extracted from `zig translate-c tmp.c` with `#include <objc/message.h>` in the file.
-pub const SEL = opaque {};
-pub const 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;
-
-pub const AutoReleasePool = if (!builtin.target.isDarwin()) opaque {
-    pub fn init() error{OutOfMemory}!?*AutoReleasePool {
-        return null;
-    }
-
-    pub fn release(pool: ?*AutoReleasePool) void {
-        _ = pool;
-        return;
-    }
-} else opaque {
-    pub fn init() error{OutOfMemory}!?*AutoReleasePool {
-        // pool = [NSAutoreleasePool alloc];
-        var pool = msgSend(objc_getClass("NSAutoreleasePool"), "alloc", .{}, ?*AutoReleasePool);
-        if (pool == null) return error.OutOfMemory;
-
-        // pool = [pool init];
-        pool = msgSend(pool, "init", .{}, ?*AutoReleasePool);
-        if (pool == null) unreachable;
-
-        return pool;
-    }
-
-    pub fn release(pool: ?*AutoReleasePool) void {
-        // [pool release];
-        msgSend(pool, "release", .{}, void);
-    }
-};
-
-// Borrowed from https://github.com/hazeycode/zig-objcrt
-pub fn msgSend(obj: anytype, sel_name: [:0]const u8, args: anytype, comptime ReturnType: type) ReturnType {
-    const args_meta = @typeInfo(@TypeOf(args)).Struct.fields;
-
-    const FnType = switch (args_meta.len) {
-        0 => *const fn (@TypeOf(obj), ?*SEL) callconv(.C) ReturnType,
-        1 => *const fn (@TypeOf(obj), ?*SEL, args_meta[0].type) callconv(.C) ReturnType,
-        2 => *const fn (@TypeOf(obj), ?*SEL, args_meta[0].type, args_meta[1].type) callconv(.C) ReturnType,
-        3 => *const fn (@TypeOf(obj), ?*SEL, args_meta[0].type, args_meta[1].type, args_meta[2].type) callconv(.C) ReturnType,
-        4 => *const fn (@TypeOf(obj), ?*SEL, args_meta[0].type, args_meta[1].type, args_meta[2].type, args_meta[3].type) callconv(.C) ReturnType,
-        else => @compileError("Unsupported number of args"),
-    };
-
-    // NOTE: func is a var because making it const causes a compile error which I believe is a compiler bug
-    const func = @as(FnType, @ptrCast(&objc_msgSend));
-    const sel = sel_getUid(@as([*c]const u8, @ptrCast(sel_name)));
-
-    return @call(.auto, func, .{ obj, sel } ++ args);
-}