From 2eb271bec46b69ab656d147add4c5dceab1fb68f Mon Sep 17 00:00:00 2001 From: Karl Heuer Date: Tue, 19 Dec 1995 21:02:04 +0000 Subject: [PATCH] (display-time): make it work under ms-dos by setting the `dos-display-time' variable instead of invoking `wakeup' as asynchronous process (which doesn't work under ms-dos). --- lisp/time.el | 31 +++++++++++++++++++------------ 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/lisp/time.el b/lisp/time.el index 8e93bef5e02..371d81578e6 100644 --- a/lisp/time.el +++ b/lisp/time.el @@ -62,8 +62,9 @@ If `display-time-day-and-date' is non-nil, the current day and date are displayed as well. After each update, `display-time-hook' is run with `run-hooks'." (interactive) - (let ((live (and display-time-process - (eq (process-status display-time-process) 'run)))) + (let ((live (or (and (eq system-type 'ms-dos) dos-display-time) + (and display-time-process + (eq (process-status display-time-process) 'run))))) (if (not live) (progn (if display-time-process @@ -73,16 +74,22 @@ After each update, `display-time-hook' is run with `run-hooks'." (setq global-mode-string (append global-mode-string '(display-time-string)))) (setq display-time-string "") - ;; Using a pty is wasteful, and the separate session causes - ;; annoyance sometimes (some systems kill idle sessions). - (let ((process-connection-type nil)) - (setq display-time-process - (start-process "display-time" nil - (expand-file-name "wakeup" exec-directory) - (int-to-string display-time-interval)))) - (process-kill-without-query display-time-process) - (set-process-sentinel display-time-process 'display-time-sentinel) - (set-process-filter display-time-process 'display-time-filter))))) + (if (eq system-type 'ms-dos) + (setq dos-display-time t) + ;; Using a pty is wasteful, and the separate session causes + ;; annoyance sometimes (some systems kill idle sessions). + (progn + (let ((process-connection-type nil)) + (setq display-time-process + (start-process "display-time" nil + (expand-file-name + "wakeup" exec-directory) + (int-to-string display-time-interval)))) + (process-kill-without-query display-time-process) + (set-process-sentinel display-time-process + 'display-time-sentinel) + (set-process-filter display-time-process + 'display-time-filter))))))) (defun display-time-sentinel (proc reason) (or (eq (process-status proc) 'run) -- 2.39.2