confirm-close-surface option can be set to always to always require confirmation

Fixes #3648
The confirm-close-surface configuration can now be set to always
ensuring a confirmation dialog is shown before closing a surface, even
if shell integration indicates no running processes.

src/Surface.zig

@@ -236,7 +236,7 @@ const DerivedConfig = struct {
     clipboard_paste_protection: bool,
     clipboard_paste_bracketed_safe: bool,
     copy_on_select: configpkg.CopyOnSelect,
-    confirm_close_surface: bool,
+    confirm_close_surface: configpkg.ConfirmCloseSurface,
     cursor_click_to_move: bool,
     desktop_notifications: bool,
     font: font.SharedGridSet.DerivedConfig,
@@ -784,18 +784,20 @@ pub fn deactivateInspector(self: *Surface) void {
 /// True if the surface requires confirmation to quit. This should be called
 /// by apprt to determine if the surface should confirm before quitting.
 pub fn needsConfirmQuit(self: *Surface) bool {
-    // If the child has exited then our process is certainly not alive.
+    // If the child has exited, then our process is certainly not alive.
     // We check this first to avoid the locking overhead below.
     if (self.child_exited) return false;
 
-    // If we are configured to not hold open surfaces explicitly, just
+    // Check the configuration for confirming close behavior.
-    // always say there is nothing alive.
+    return switch (self.config.confirm_close_surface) {
-    if (!self.config.confirm_close_surface) return false;
+        .always => true,
-
+        .false => false,
-    // We have to talk to the terminal.
+        .true => true: {
-    self.renderer_state.mutex.lock();
+            self.renderer_state.mutex.lock();
-    defer self.renderer_state.mutex.unlock();
+            defer self.renderer_state.mutex.unlock();
-    return !self.io.terminal.cursorIsAtPrompt();
+            break :true !self.io.terminal.cursorIsAtPrompt();
+        },
+    };
 }
 
 /// Called from the app thread to handle mailbox messages to our specific

src/config.zig

@@ -14,6 +14,7 @@ pub const formatEntry = formatter.formatEntry;
 
 // Field types
 pub const ClipboardAccess = Config.ClipboardAccess;
+pub const ConfirmCloseSurface = Config.ConfirmCloseSurface;
 pub const CopyOnSelect = Config.CopyOnSelect;
 pub const CustomShaderAnimation = Config.CustomShaderAnimation;
 pub const FontSyntheticStyle = Config.FontSyntheticStyle;

src/config/Config.zig

@@ -1304,9 +1304,13 @@ keybind: Keybinds = .{},
 /// This configuration can only be set via CLI arguments.
 @"config-default-files": bool = true,
 
-/// Confirms that a surface should be closed before closing it. This defaults to
+/// Confirms that a surface should be closed before closing it.
-/// true. If set to false, surfaces will close without any confirmation.
+///
-@"confirm-close-surface": bool = true,
+/// This defaults to `true`. If set to `false`, surfaces will close without
+/// any confirmation. This can also be set to `always`, which will always
+/// confirm closing a surface, even if shell integration says a process isn't
+/// running.
+@"confirm-close-surface": ConfirmCloseSurface = .true,
 
 /// Whether or not to quit after the last surface is closed.
 ///
@@ -3636,6 +3640,15 @@ const Replay = struct {
     }
 };
 
+/// Valid values for confirm-close-surface
+/// c_int because it needs to be extern compatible
+/// If this is changed, you must also update ghostty.h
+pub const ConfirmCloseSurface = enum(c_int) {
+    false,
+    true,
+    always,
+};
+
 /// Valid values for custom-shader-animation
 /// c_int because it needs to be extern compatible
 /// If this is changed, you must also update ghostty.h