Initial commit.

src/updater/main.swift

@@ -0,0 +1,33 @@
+//
+//  main.swift
+//  cmdbar_updater
+//
+//  Created by Igor Kolokolnikov on 5/23/24.
+//
+
+import AppKit
+
+fileprivate func existsAtPath(_ path: String, isDirectory: Bool = false) -> Bool {
+    var isDirectory: ObjCBool = ObjCBool(isDirectory)
+    let exists = FileManager.default.fileExists(atPath: path, isDirectory: &isDirectory)
+    return exists
+}
+
+let tmp = FileManager.default.temporaryDirectory.appending(path: "CmdBar.app")
+let app = Bundle.main.bundleURL
+
+if !existsAtPath(tmp.path(), isDirectory: true) { exit(1) }
+
+do {
+    let _ = try FileManager.default.replaceItemAt(app, withItemAt: tmp)
+} catch {
+    if existsAtPath(tmp.path(), isDirectory: true) {
+        do { try FileManager.default.removeItem(at: tmp) } catch {}
+    }
+    exit(1)
+}
+
+let configuration = NSWorkspace.OpenConfiguration()
+NSWorkspace.shared.openApplication(at: app, configuration: configuration, completionHandler: nil)
+
+usleep(100000*2) // Allow 2 seconds to let `NSWorkspace.shared.openApplication` finish launching our app.