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+ − 1 ;;; misc.el --- miscellaneous functions for XEmacs
+ − 2
+ − 3 ;; Copyright (C) 1989, 1997 Free Software Foundation, Inc.
+ − 4
+ − 5 ;; Maintainer: FSF
+ − 6 ;; Keywords: extensions, dumped
+ − 7
+ − 8 ;; This file is part of XEmacs.
+ − 9
+ − 10 ;; XEmacs is free software; you can redistribute it and/or modify it
+ − 11 ;; under the terms of the GNU General Public License as published by
+ − 12 ;; the Free Software Foundation; either version 2, or (at your option)
+ − 13 ;; any later version.
+ − 14
+ − 15 ;; XEmacs is distributed in the hope that it will be useful, but
+ − 16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
+ − 17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ − 18 ;; General Public License for more details.
+ − 19
+ − 20 ;; You should have received a copy of the GNU General Public License
+ − 21 ;; along with XEmacs; see the file COPYING. If not, write to the Free
+ − 22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ − 23 ;; 02111-1307, USA.
+ − 24
+ − 25 ;;; Synched up with: FSF 19.34.
+ − 26
+ − 27 ;;; Commentary:
+ − 28
+ − 29 ;; This file is dumped with XEmacs.
+ − 30
+ − 31 ;; 06/11/1997 - Use char-(after|before) instead of
+ − 32 ;; (following|preceding)-char. -slb
+ − 33
+ − 34 ;;; Code:
+ − 35
+ − 36 (defun copy-from-above-command (&optional arg)
+ − 37 "Copy characters from previous nonblank line, starting just above point.
+ − 38 Copy ARG characters, but not past the end of that line.
+ − 39 If no argument given, copy the entire rest of the line.
+ − 40 The characters copied are inserted in the buffer before point."
+ − 41 (interactive "P")
+ − 42 (let ((cc (current-column))
+ − 43 n
+ − 44 (string ""))
+ − 45 (save-excursion
+ − 46 (beginning-of-line)
+ − 47 (backward-char 1)
+ − 48 (skip-chars-backward "\ \t\n")
+ − 49 (move-to-column cc)
+ − 50 ;; Default is enough to copy the whole rest of the line.
+ − 51 (setq n (if arg (prefix-numeric-value arg) (point-max)))
+ − 52 ;; If current column winds up in middle of a tab,
+ − 53 ;; copy appropriate number of "virtual" space chars.
+ − 54 (if (< cc (current-column))
+ − 55 (if (eq (char-before (point)) ?\t)
+ − 56 (progn
+ − 57 (setq string (make-string (min n (- (current-column) cc)) ?\ ))
+ − 58 (setq n (- n (min n (- (current-column) cc)))))
+ − 59 ;; In middle of ctl char => copy that whole char.
+ − 60 (backward-char 1)))
+ − 61 (setq string (concat string
+ − 62 (buffer-substring
+ − 63 (point)
+ − 64 (min (save-excursion (end-of-line) (point))
+ − 65 (+ n (point)))))))
+ − 66 (insert string)))
+ − 67
+ − 68 ;;; misc.el ends here
