Add API to record the socket name used by a given file descriptor

src/wayland/display.cpp

@@ -50,12 +50,15 @@ Display::~Display()
     wl_display_destroy(d->display);
 }
 
-bool Display::addSocketFileDescriptor(int fileDescriptor)
+bool Display::addSocketFileDescriptor(int fileDescriptor, const QString &name)
 {
     if (wl_display_add_socket_fd(d->display, fileDescriptor)) {
         qCWarning(KWAYLAND_SERVER, "Failed to add %d fd to display", fileDescriptor);
         return false;
     }
+    if (!name.isEmpty()) {
+        d->registerSocketName(name);
+    }
     return true;
 }
 

src/wayland/display.h

@@ -57,10 +57,11 @@ public:
      * returns @c true if the socket has been added successfully; otherwise returns @c false.
      *
      * The compositor can call this function even after the display has been started.
+     * @arg socketName can optionally be parsed to store the socket name represented by the given file-descriptor
      *
      * @see start()
      */
-    bool addSocketFileDescriptor(int fileDescriptor);
+    bool addSocketFileDescriptor(int fileDescriptor, const QString &socketName = QString());
     /**
      * Adds a UNIX socket with the specified @p name to the Wayland display. This function
      * returns @c true if the socket has been added successfully; otherwise returns @c false.