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(ask-user-about-supersession-help): Change help text.

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(ask-user-about-supersession-threat): Add new `r' alternative.
This commit is contained in:
Richard M. Stallman 1996-06-29 20:04:54 +00:00
parent 6a6b62f802
commit 11fc9165cd
1 changed files with 10 additions and 2 deletions
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12
lisp/userlock.el
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@ -98,7 +98,7 @@ The buffer in question is current when this function is called."
(save-window-excursion
(let (answer)
(while (null answer)
(message "%s changed on disk; really edit the buffer? (y, n or C-h) "
(message "%s changed on disk; really edit the buffer? (y, n, r or C-h) "
(file-name-nondirectory fn))
(let ((tem (downcase (let ((cursor-in-echo-area t))
(read-char)))))
@ -108,14 +108,20 @@ The buffer in question is current when this function is called."
(cdr (assoc tem '((?n . yield)
(?\C-g . yield)
(?y . proceed)
(?r . revert)
(?? . help))))))
(cond ((null answer)
(beep)
(message "Please type y or n; or ? for help")
(message "Please type y, n or r; or ? for help")
(sit-for 3))
((eq answer 'help)
(ask-user-about-supersession-help)
(setq answer nil))
((eq answer 'revert)
(revert-buffer nil (not (buffer-modified-p)))
; ask confirmation iff buffer modified
(signal 'file-supersession
(list "File reverted" fn)))
((eq answer 'yield)
(signal 'file-supersession
(list "File changed on disk" fn))))))
@ -130,6 +136,8 @@ since you last read it in or saved it with this buffer.
If you say `y' to go ahead and modify this buffer,
you risk ruining the work of whoever rewrote the file.
If you say `r' to revert, the contents of the buffer are refreshed
from the file on disk.
If you say `n', the change you started to make will be aborted.
Usually, you should type `n' and then `M-x revert-buffer',