1211 |
(setq first nil)) |
(setq first nil)) |
1212 |
code)) |
code)) |
1213 |
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(defun read-passwd (prompt &optional confirm default) |
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"Read a password, prompting with PROMPT, and return it. |
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If optional CONFIRM is non-nil, read the password twice to make sure. |
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Optional DEFAULT is a default password to use instead of empty input. |
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This function echoes `.' for each character that the user types. |
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The user ends with RET, LFD, or ESC. DEL or C-h rubs out. C-u kills line. |
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C-g quits; if `inhibit-quit' was non-nil around this function, |
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then it returns nil if the user types C-g. |
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Once the caller uses the password, it can erase the password |
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by doing (clear-string STRING)." |
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(with-local-quit |
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(if confirm |
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(let (success) |
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(while (not success) |
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(let ((first (read-passwd prompt nil default)) |
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(second (read-passwd "Confirm password: " nil default))) |
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(if (equal first second) |
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(progn |
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(and (arrayp second) (clear-string second)) |
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(setq success first)) |
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(and (arrayp first) (clear-string first)) |
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(and (arrayp second) (clear-string second)) |
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(message "Password not repeated accurately; please start over") |
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(sit-for 1)))) |
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success) |
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(let ((pass nil) |
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(c 0) |
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(echo-keystrokes 0) |
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(cursor-in-echo-area t)) |
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(while (progn (message "%s%s" |
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prompt |
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(make-string (length pass) ?.)) |
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(setq c (read-char-exclusive nil t)) |
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(and (/= c ?\r) (/= c ?\n) (/= c ?\e))) |
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(clear-this-command-keys) |
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(if (= c ?\C-u) |
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(progn |
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(and (arrayp pass) (clear-string pass)) |
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(setq pass "")) |
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(if (and (/= c ?\b) (/= c ?\177)) |
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(let* ((new-char (char-to-string c)) |
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(new-pass (concat pass new-char))) |
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(and (arrayp pass) (clear-string pass)) |
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(clear-string new-char) |
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(setq c ?\0) |
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(setq pass new-pass)) |
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(if (> (length pass) 0) |
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(let ((new-pass (substring pass 0 -1))) |
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(and (arrayp pass) (clear-string pass)) |
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(setq pass new-pass)))))) |
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(message nil) |
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(or pass default ""))))) |
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|
1214 |
;; This should be used by `call-interactively' for `n' specs. |
;; This should be used by `call-interactively' for `n' specs. |
1215 |
(defun read-number (prompt &optional default) |
(defun read-number (prompt &optional default) |
1216 |
(let ((n nil)) |
(let ((n nil)) |