add function to get filename of buffer

lisp/my/my.el

@@ -282,6 +282,22 @@ Examples:
        (my-interpolate (nth 2 (car rgbsteps)) (nth 2 (cadr rgbsteps)) position (caar rgbsteps) (caadr rgbsteps))
        (my-interpolate (nth 3 (car rgbsteps)) (nth 3 (cadr rgbsteps)) position (caar rgbsteps) (caadr rgbsteps))))))
 
+(defun my-filename ()
+  "Copy the full path of the current buffer into the `kill-ring' and
+print it in the message buffer."
+  (interactive)
+  (let ((fn (buffer-file-name (window-buffer (minibuffer-selected-window)))))
+    (kill-new fn)
+    (message fn)))
+
+(defun my-filename-basename ()
+  "Copy the basename of the current buffer into the `kill-ring' and
+print it in the message buffer."
+  (interactive)
+  (let ((fn (file-name-nondirectory (my-filename))))
+    (kill-new fn)
+    (message fn)))
+
 (defun my-gui-elements-toggle ()
   "Function to toggle gui elements on/off."
   (interactive)