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* lisp/window.el (window--process-window-list): No-op if no processes.

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This avoids an issue with save-selected-window (from walk-windows)
failing if frame.el is not loaded, eg if the terminal is resized
during startup of a -nw CANNOT_DUMP build.  (Bug#23369).
This commit is contained in:
Glenn Morris 2016-04-27 19:21:41 -04:00
parent 734fb3ac6c
commit 5c3534ffdc
1 changed files with 19 additions and 18 deletions
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3
lisp/window.el
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@ -8520,6 +8520,7 @@ A window is associated with a process if that window is
displaying that processes's buffer." displaying that processes's buffer."
(let ((processes (process-list)) (let ((processes (process-list))
(process-windows nil)) (process-windows nil))
(if processes
(walk-windows (walk-windows
(lambda (window) (lambda (window)
(let ((buffer (window-buffer window)) (let ((buffer (window-buffer window))
@ -8537,7 +8538,7 @@ displaying that processes's buffer."
;; stop iterating over the process list. ;; stop iterating over the process list.
nil) nil)
(setf iter (cdr iter))))))) (setf iter (cdr iter)))))))
1 t) 1 t))
process-windows)) process-windows))
(defun window--adjust-process-windows () (defun window--adjust-process-windows ()