appintents: expose PID and TTY on TerminalEntity

include/ghostty.h

@@ -1085,6 +1085,8 @@ ghostty_surface_config_s ghostty_surface_inherited_config(ghostty_surface_t, gho
 void ghostty_surface_update_config(ghostty_surface_t, ghostty_config_t);
 bool ghostty_surface_needs_confirm_quit(ghostty_surface_t);
 bool ghostty_surface_process_exited(ghostty_surface_t);
+uint64_t ghostty_surface_child_pid(ghostty_surface_t);
+const char* ghostty_surface_tty_name(ghostty_surface_t);
 void ghostty_surface_refresh(ghostty_surface_t);
 void ghostty_surface_draw(ghostty_surface_t);
 void ghostty_surface_set_content_scale(ghostty_surface_t, double, double);

macos/Sources/Features/App Intents/Entities/TerminalEntity.swift

@@ -14,6 +14,12 @@ struct TerminalEntity: AppEntity {
     @Property(title: "Kind")
     var kind: Kind
 
+    @Property(title: "PID")
+    var pid: Int?
+
+    @Property(title: "TTY")
+    var tty: String?
+
     var screenshot: NSImage?
 
     static var typeDisplayRepresentation: TypeDisplayRepresentation {
@@ -49,6 +55,8 @@ struct TerminalEntity: AppEntity {
         self.id = view.id
         self.title = view.title
         self.workingDirectory = view.pwd
+        self.pid = view.surfaceModel?.childPID
+        self.tty = view.surfaceModel?.ttyName
         if let nsImage = ImageRenderer(content: view.screenshot()).nsImage {
             self.screenshot = nsImage
         }

macos/Sources/Features/App Intents/GetTerminalDetailsIntent.swift

@@ -35,6 +35,8 @@ struct GetTerminalDetailsIntent: AppIntent {
         switch detail {
         case .title: return .result(value: terminal.title)
         case .workingDirectory: return .result(value: terminal.workingDirectory)
+        case .pid: return .result(value: terminal.pid.map { String($0) })
+        case .tty: return .result(value: terminal.tty)
         case .allContents:
             guard let view = terminal.surfaceView else { throw GhosttyIntentError.surfaceNotFound }
             return .result(value: view.cachedScreenContents.get())
@@ -53,6 +55,8 @@ struct GetTerminalDetailsIntent: AppIntent {
 enum TerminalDetail: String {
     case title
     case workingDirectory
+    case pid
+    case tty
     case allContents
     case selectedText
     case visibleText
@@ -64,6 +68,8 @@ extension TerminalDetail: AppEnum {
     static var caseDisplayRepresentations: [Self: DisplayRepresentation] = [
         .title: .init(title: "Title"),
         .workingDirectory: .init(title: "Working Directory"),
+        .pid: .init(title: "PID"),
+        .tty: .init(title: "TTY"),
         .allContents: .init(title: "Full Contents"),
         .selectedText: .init(title: "Selected Text"),
         .visibleText: .init(title: "Visible Text"),

macos/Sources/Ghostty/Ghostty.Surface.swift

@@ -82,6 +82,20 @@ extension Ghostty {
             event.withCValue { keyIsBinding($0) }
         }
 
+        /// The PID of the foreground process, or nil if not available.
+        @MainActor
+        var childPID: Int? {
+            let pid = ghostty_surface_child_pid(surface)
+            return pid != 0 ? Int(pid) : nil
+        }
+
+        /// The TTY device name (e.g. "/dev/ttys003"), or nil if not available.
+        @MainActor
+        var ttyName: String? {
+            guard let ptr = ghostty_surface_tty_name(surface) else { return nil }
+            return String(cString: ptr)
+        }
+
         /// Whether the terminal has captured mouse input.
         ///
         /// When the mouse is captured, the terminal application is receiving mouse events

src/apprt/embedded.zig

@@ -1598,6 +1598,19 @@ pub const CAPI = struct {
         return surface.core_surface.child_exited;
     }
 
+    /// Returns the PID of the foreground process running in the surface,
+    /// or 0 if the process is not available.
+    export fn ghostty_surface_child_pid(surface: *Surface) u64 {
+        return surface.core_surface.getProcessInfo(.foreground_pid) orelse 0;
+    }
+
+    /// Returns the TTY device name of the surface (e.g. "/dev/ttys003"),
+    /// or null if not available.
+    export fn ghostty_surface_tty_name(surface: *Surface) ?[*:0]const u8 {
+        const name = surface.core_surface.getProcessInfo(.tty_name) orelse return null;
+        return name.ptr;
+    }
+
     /// Returns true if the surface has a selection.
     export fn ghostty_surface_has_selection(surface: *Surface) bool {
         return surface.core_surface.hasSelection();