The was a single linux build warning. It turned out to be a hydra. It's probably dead now.

linux/Cargo.toml

@@ -14,14 +14,12 @@ path = "src/main.rs"
 [features]
 default = ["x11", "wayland"]
 x11 = ["winit/x11"]
-wayland = ["winit/wayland"]
+wayland = ["winit/wayland", "winit/wayland-dlopen", "winit/wayland-csd-adwaita"]
 
 [dependencies]
 acord-core = { path = "../core" }
 acord-viewport = { path = "../viewport" }
-# rwh_06 = raw-window-handle 0.6 trait impls (HasWindowHandle/HasDisplayHandle).
-# Required because we lift the surface handle out of the winit Window before
-# handing it to wgpu via viewport_create.
+# rwh_06 enables raw-window-handle 0.6 trait impls.
 winit = { version = "0.30", default-features = false, features = ["rwh_06"] }
 arboard = "3"
 rfd = "0.15"

linux/src/shortcuts.rs

@@ -1,4 +1,4 @@
-use winit::keyboard::{Key, ModifiersState, NamedKey, SmolStr};
+use winit::keyboard::{Key, ModifiersState, SmolStr};
 
 #[derive(Clone, Copy)]
 #[allow(dead_code)]
@@ -47,6 +47,7 @@ pub fn match_shortcut(modifiers: ModifiersState, key: &Key) -> Option<MenuAction
             (false, 'i') => Some(MenuAction::Italic),
             (false, 't') => Some(MenuAction::InsertTable),
             (false, 'f') => Some(MenuAction::Find),
+            (false, 'e') => Some(MenuAction::Evaluate),
             (true,  'e') => Some(MenuAction::ExportCrate),
             (false, ',') => Some(MenuAction::Settings),
             (false, '=') | (false, '+') => Some(MenuAction::ZoomIn),
@@ -54,7 +55,6 @@ pub fn match_shortcut(modifiers: ModifiersState, key: &Key) -> Option<MenuAction
             (true,  '0') => Some(MenuAction::ZoomReset),
             _ => None,
         },
-        Key::Named(NamedKey::Enter) => Some(MenuAction::Evaluate),
         _ => None,
     }
 }

scripts/macos/package.sh

@@ -25,6 +25,9 @@ case "$(uname -s)" in
     *) echo "package.sh: macOS host only (need swiftc + codesign)" >&2; exit 1;;
 esac
 
+# raises the per-process file descriptor limit for the linker
+ulimit -n 65536 2>/dev/null || ulimit -n 8192 2>/dev/null || true
+
 ALL_TARGETS=(
     macos-aarch64
     macos-x86_64
@@ -170,8 +173,8 @@ build_macos() {
 build_windows() {
     local arch="$1" rust_target
     case "$arch" in
-        aarch64) rust_target=aarch64-pc-windows-msvc ;;
-        x86_64)  rust_target=x86_64-pc-windows-msvc ;;
+        aarch64) rust_target=aarch64-pc-windows-gnullvm ;;
+        x86_64)  rust_target=x86_64-pc-windows-gnu ;;
     esac
 
     rustup target add "$rust_target" >/dev/null 2>&1 || true

viewport/src/handle.rs

@@ -1,19 +1,31 @@
 use std::ffi::c_void;
-use std::ptr::NonNull;
 
-use iced_graphics::{Shell, Viewport};
-use iced_runtime::user_interface::{self, UserInterface};
+use iced_graphics::Viewport;
+use iced_runtime::user_interface::UserInterface;
 use iced_wgpu::core::renderer::Style;
 use iced_wgpu::core::time::Instant;
-use iced_wgpu::core::{clipboard, keyboard, mouse, window, Color, Event, Font, Pixels, Point, Size, Theme};
+use iced_wgpu::core::{clipboard, keyboard, mouse, window, Color, Event, Size, Theme};
+
+#[cfg(any(target_os = "macos", target_os = "windows"))]
+use std::ptr::NonNull;
+#[cfg(any(target_os = "macos", target_os = "windows"))]
+use iced_graphics::Shell;
+#[cfg(any(target_os = "macos", target_os = "windows"))]
+use iced_runtime::user_interface;
+#[cfg(any(target_os = "macos", target_os = "windows"))]
+use iced_wgpu::core::{Font, Pixels, Point};
+#[cfg(any(target_os = "macos", target_os = "windows"))]
 use iced_wgpu::Engine;
+#[cfg(any(target_os = "macos", target_os = "windows"))]
 use raw_window_handle::{RawDisplayHandle, RawWindowHandle};
 #[cfg(target_os = "macos")]
 use raw_window_handle::{AppKitDisplayHandle, AppKitWindowHandle};
 #[cfg(target_os = "windows")]
 use raw_window_handle::{Win32WindowHandle, WindowsDisplayHandle};
 
-use crate::editor::{EditorState, Message, RenderMode};
+#[cfg(any(target_os = "macos", target_os = "windows"))]
+use crate::editor::EditorState;
+use crate::editor::{Message, RenderMode};
 use crate::palette;
 use crate::table_block::TableMessage;
 use crate::ViewportHandle;
@@ -48,6 +60,17 @@ impl clipboard::Clipboard for AcordClipboard {
     }
 }
 
+#[cfg(not(any(target_os = "macos", target_os = "windows")))]
+pub fn create(
+    _native_handle: *mut c_void,
+    _width: f32,
+    _height: f32,
+    _scale: f32,
+) -> Option<ViewportHandle> {
+    None
+}
+
+#[cfg(any(target_os = "macos", target_os = "windows"))]
 pub fn create(
     native_handle: *mut c_void,
     width: f32,
@@ -60,8 +83,6 @@ pub fn create(
     let backends = wgpu::Backends::METAL;
     #[cfg(target_os = "windows")]
     let backends = wgpu::Backends::DX12;
-    #[cfg(not(any(target_os = "macos", target_os = "windows")))]
-    let backends = wgpu::Backends::VULKAN;
 
     let instance = wgpu::Instance::new(&wgpu::InstanceDescriptor {
         backends,
@@ -81,12 +102,6 @@ pub fn create(
             RawDisplayHandle::Windows(WindowsDisplayHandle::new()),
         )
     };
-    // Linux embedders (e.g. Layers) build their own surface; this entry is unused.
-    #[cfg(not(any(target_os = "macos", target_os = "windows")))]
-    let (raw_window, raw_display): (RawWindowHandle, RawDisplayHandle) = {
-        let _ = (ptr, width, height, scale, instance);
-        return None;
-    };
 
     let target = wgpu::SurfaceTargetUnsafe::RawHandle {
         raw_display_handle: raw_display,