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896546cd | 1 | ;;; misc.el --- some nonstandard basic editing commands for Emacs |
6594deb0 | 2 | |
0d20f9a0 JB |
3 | ;; Copyright (C) 1989 Free Software Foundation, Inc. |
4 | ||
9750e079 | 5 | ;; Maintainer: FSF |
30764597 | 6 | ;; Keywords: convenience |
9750e079 | 7 | |
0d20f9a0 JB |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 12 | ;; the Free Software Foundation; either version 2, or (at your option) |
0d20f9a0 JB |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
0d20f9a0 | 24 | |
55535639 PJ |
25 | ;;; Commentary: |
26 | ||
e5167999 | 27 | ;;; Code: |
0d20f9a0 JB |
28 | |
29 | (defun copy-from-above-command (&optional arg) | |
30 | "Copy characters from previous nonblank line, starting just above point. | |
31 | Copy ARG characters, but not past the end of that line. | |
32 | If no argument given, copy the entire rest of the line. | |
33 | The characters copied are inserted in the buffer before point." | |
34 | (interactive "P") | |
35 | (let ((cc (current-column)) | |
36 | n | |
37 | (string "")) | |
38 | (save-excursion | |
39 | (beginning-of-line) | |
40 | (backward-char 1) | |
41 | (skip-chars-backward "\ \t\n") | |
42 | (move-to-column cc) | |
43 | ;; Default is enough to copy the whole rest of the line. | |
44 | (setq n (if arg (prefix-numeric-value arg) (point-max))) | |
45 | ;; If current column winds up in middle of a tab, | |
46 | ;; copy appropriate number of "virtual" space chars. | |
47 | (if (< cc (current-column)) | |
48 | (if (= (preceding-char) ?\t) | |
49 | (progn | |
50 | (setq string (make-string (min n (- (current-column) cc)) ?\ )) | |
51 | (setq n (- n (min n (- (current-column) cc))))) | |
52 | ;; In middle of ctl char => copy that whole char. | |
53 | (backward-char 1))) | |
54 | (setq string (concat string | |
55 | (buffer-substring | |
56 | (point) | |
57 | (min (save-excursion (end-of-line) (point)) | |
58 | (+ n (point))))))) | |
59 | (insert string))) | |
6594deb0 | 60 | |
9bccd1e3 JB |
61 | ;; These were added with an eye to making possible a more CCA-compatible |
62 | ;; command set; but that turned out not to be interesting. | |
63 | ||
64 | (defun mark-beginning-of-buffer () | |
65 | "Set mark at the beginning of the buffer." | |
66 | (interactive) | |
67 | (push-mark (point-min))) | |
68 | ||
69 | (defun mark-end-of-buffer () | |
70 | "Set mark at the end of the buffer." | |
71 | (interactive) | |
72 | (push-mark (point-max))) | |
73 | ||
74 | (defun upcase-char (arg) | |
75 | "Uppercasify ARG chars starting from point. Point doesn't move" | |
76 | (interactive "p") | |
77 | (save-excursion | |
78 | (upcase-region (point) (progn (forward-char arg) (point))))) | |
79 | ||
80 | (defun forward-to-word (arg) | |
81 | "Move forward until encountering the beginning of a word. | |
82 | With argument, do this that many times." | |
83 | (interactive "p") | |
84 | (or (re-search-forward (if (> arg 0) "\\W\\b" "\\b\\W") nil t arg) | |
85 | (goto-char (if (> arg 0) (point-max) (point-min))))) | |
86 | ||
87 | (defun backward-to-word (arg) | |
88 | "Move backward until encountering the end of a word. | |
89 | With argument, do this that many times." | |
90 | (interactive "p") | |
91 | (forward-to-word (- arg))) | |
92 | ||
896546cd RS |
93 | (provide 'misc) |
94 | ||
6594deb0 | 95 | ;;; misc.el ends here |