HCoop / bpt / emacs.git / blame
| Commit | Line | Data |
|---|---|---|
| d46bac56 | 1 | ;;; vip.el --- a VI Package for GNU Emacs |
| d7cc5184 | 2 | |
| d59c3137 | 3 | ;; Copyright (C) 1986, 1987, 1988, 1992, 1993, 1998, 2001, 2002, 2003, |
| 8b72699e | 4 | ;; 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
| 91f3402b | 5 | |
| d46bac56 | 6 | ;; Author: Masahiko Sato <ms@sail.stanford.edu> |
| 6251ee24 | 7 | ;; Keywords: emulations |
| d46bac56 | 8 | |
| b578f267 EN |
9 | ;; This file is part of GNU Emacs. |
| 10 | ||
| 11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
| 12 | ;; it under the terms of the GNU General Public License as published by | |
| e0085d62 | 13 | ;; the Free Software Foundation; either version 3, or (at your option) |
| b578f267 EN |
14 | ;; any later version. |
| 15 | ||
| 16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
| 17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 19 | ;; GNU General Public License for more details. | |
| 20 | ||
| 21 | ;; You should have received a copy of the GNU General Public License | |
| 22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
| 3a35cf56 LK |
23 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 24 | ;; Boston, MA 02110-1301, USA. | |
| b578f267 | 25 | |
| d46bac56 ER |
26 | ;;; Commentary: |
| 27 | ||
| c91c4e6d ER |
28 | ;; A full-featured vi(1) emulator. |
| 29 | ;; | |
| d46bac56 ER |
30 | ;; In Japan, the author's address is: masahiko@sato.riec.tohoku.junet |
| 31 | ;; | |
| d7cc5184 RS |
32 | ;; Send suggestions and bug reports to one of the above addresses. |
| 33 | ;; When you report a bug, be sure to include the version number of VIP and | |
| 34 | ;; Emacs you are using. | |
| 35 | ||
| 36 | ;; Execute info command by typing "M-x info" to get information on VIP. | |
| 37 | ||
| d46bac56 ER |
38 | ;;; Code: |
| 39 | ||
| 786b07e8 SE |
40 | (defgroup vip nil |
| 41 | "A VI Package for GNU Emacs." | |
| 42 | :prefix "vip-" | |
| 43 | :group 'emulations) | |
| 44 | ||
| d7cc5184 RS |
45 | ;; external variables |
| 46 | ||
| 47 | (defvar vip-emacs-local-map nil | |
| 49c87654 | 48 | "Local map used in Emacs mode. (Buffer-specific.)") |
| d7cc5184 RS |
49 | |
| 50 | (defvar vip-insert-local-map nil | |
| 4907ce5b | 51 | "Local map used in insert command mode. (Buffer-specific.)") |
| a1506d29 | 52 | |
| d7cc5184 RS |
53 | (make-variable-buffer-local 'vip-emacs-local-map) |
| 54 | (make-variable-buffer-local 'vip-insert-local-map) | |
| 55 | ||
| 56 | (defvar vip-insert-point nil | |
| 4907ce5b | 57 | "Remember insert point as a marker. (Buffer-specific.)") |
| d7cc5184 RS |
58 | |
| 59 | (set-default 'vip-insert-point (make-marker)) | |
| 60 | (make-variable-buffer-local 'vip-insert-point) | |
| 61 | ||
| 62 | (defvar vip-com-point nil | |
| 4907ce5b | 63 | "Remember com point as a marker. (Buffer-specific.)") |
| d7cc5184 RS |
64 | |
| 65 | (set-default 'vip-com-point (make-marker)) | |
| 66 | (make-variable-buffer-local 'vip-com-point) | |
| 67 | ||
| 68 | (defvar vip-current-mode nil | |
| 4907ce5b | 69 | "Current mode. One of `emacs-mode', `vi-mode', `insert-mode'.") |
| d7cc5184 RS |
70 | |
| 71 | (make-variable-buffer-local 'vip-current-mode) | |
| 72 | (setq-default vip-current-mode 'emacs-mode) | |
| 73 | ||
| 74 | (defvar vip-emacs-mode-line-buffer-identification nil | |
| 4907ce5b | 75 | "Value of mode-line-buffer-identification in Emacs mode within vip.") |
| d7cc5184 RS |
76 | (make-variable-buffer-local 'vip-emacs-mode-line-buffer-identification) |
| 77 | (setq-default vip-emacs-mode-line-buffer-identification | |
| 78 | '("Emacs: %17b")) | |
| 79 | ||
| 80 | (defvar vip-current-major-mode nil | |
| 81 | "vip-current-major-mode is the major-mode vi considers it is now. | |
| 82 | \(buffer specific\)") | |
| 83 | ||
| 84 | (make-variable-buffer-local 'vip-current-major-mode) | |
| 85 | ||
| 86 | (defvar vip-last-shell-com nil | |
| 4907ce5b | 87 | "Last shell command executed by ! command.") |
| d7cc5184 RS |
88 | |
| 89 | (defvar vip-use-register nil | |
| 4907ce5b | 90 | "Name of register to store deleted or yanked strings.") |
| d7cc5184 RS |
91 | |
| 92 | (defvar vip-d-com nil | |
| 4907ce5b | 93 | "How to reexecute last destructive command. Value is list (M-COM VAL COM).") |
| d7cc5184 | 94 | |
| 786b07e8 SE |
95 | (defcustom vip-shift-width 8 |
| 96 | "*The number of columns shifted by > and < command." | |
| 97 | :type 'integer | |
| 98 | :group 'vip) | |
| d7cc5184 | 99 | |
| 786b07e8 SE |
100 | (defcustom vip-re-replace nil |
| 101 | "*If t then do regexp replace, if nil then do string replace." | |
| 102 | :type 'boolean | |
| 103 | :group 'vip) | |
| d7cc5184 RS |
104 | |
| 105 | (defvar vip-d-char nil | |
| 4907ce5b | 106 | "The character remembered by the vi \"r\" command.") |
| d7cc5184 RS |
107 | |
| 108 | (defvar vip-f-char nil | |
| 4907ce5b | 109 | "For use by \";\" command.") |
| d7cc5184 RS |
110 | |
| 111 | (defvar vip-F-char nil | |
| 4907ce5b | 112 | "For use by \".\" command.") |
| d7cc5184 RS |
113 | |
| 114 | (defvar vip-f-forward nil | |
| 4907ce5b | 115 | "For use by \";\" command.") |
| a1506d29 | 116 | |
| d7cc5184 | 117 | (defvar vip-f-offset nil |
| 4907ce5b | 118 | "For use by \";\" command.") |
| d7cc5184 | 119 | |
| 786b07e8 SE |
120 | (defcustom vip-search-wrap-around t |
| 121 | "*If t, search wraps around." | |
| 122 | :type 'boolean | |
| 123 | :group 'vip) | |
| d7cc5184 | 124 | |
| 786b07e8 SE |
125 | (defcustom vip-re-search nil |
| 126 | "*If t, search is reg-exp search, otherwise vanilla search." | |
| 127 | :type 'boolean | |
| 128 | :group 'vip) | |
| d7cc5184 RS |
129 | |
| 130 | (defvar vip-s-string nil | |
| 4907ce5b | 131 | "Last vip search string.") |
| d7cc5184 RS |
132 | |
| 133 | (defvar vip-s-forward nil | |
| 4907ce5b | 134 | "If t, search is forward.") |
| d7cc5184 | 135 | |
| 786b07e8 SE |
136 | (defcustom vip-case-fold-search nil |
| 137 | "*If t, search ignores cases." | |
| 138 | :type 'boolean | |
| 139 | :group 'vip) | |
| d7cc5184 | 140 | |
| 786b07e8 SE |
141 | (defcustom vip-re-query-replace nil |
| 142 | "*If t then do regexp replace, if nil then do string replace." | |
| 143 | :type 'boolean | |
| 144 | :group 'vip) | |
| d7cc5184 | 145 | |
| 786b07e8 SE |
146 | (defcustom vip-open-with-indent nil |
| 147 | "*If t, indent when open a new line." | |
| 148 | :type 'boolean | |
| 149 | :group 'vip) | |
| d7cc5184 | 150 | |
| 786b07e8 | 151 | (defcustom vip-help-in-insert-mode nil |
| 4907ce5b | 152 | "*If t then C-h is bound to help-command in insert mode. |
| 786b07e8 SE |
153 | If nil then it is bound to `delete-backward-char'." |
| 154 | :type 'boolean | |
| 155 | :group 'vip) | |
| d7cc5184 RS |
156 | |
| 157 | (defvar vip-quote-string "> " | |
| 4907ce5b | 158 | "String inserted at the beginning of region.") |
| d7cc5184 RS |
159 | |
| 160 | (defvar vip-tags-file-name "TAGS") | |
| 161 | ||
| 162 | (defvar vip-inhibit-startup-message nil) | |
| f719b45a RS |
163 | |
| 164 | (defvar vip-startup-file (convert-standard-filename "~/.vip") | |
| 4907ce5b | 165 | "Filename used as startup file for vip.") |
| d7cc5184 | 166 | \f |
| c93c42a6 RS |
167 | ;; key bindings |
| 168 | ||
| 169 | (defvar vip-mode-map (make-keymap)) | |
| 170 | ||
| 171 | (define-key vip-mode-map "\C-a" 'beginning-of-line) | |
| 172 | (define-key vip-mode-map "\C-b" 'vip-scroll-back) | |
| 173 | (define-key vip-mode-map "\C-c" 'vip-ctl-c) | |
| 174 | (define-key vip-mode-map "\C-d" 'vip-scroll-up) | |
| 175 | (define-key vip-mode-map "\C-e" 'vip-scroll-up-one) | |
| 176 | (define-key vip-mode-map "\C-f" 'vip-scroll) | |
| 177 | (define-key vip-mode-map "\C-g" 'vip-keyboard-quit) | |
| 178 | (define-key vip-mode-map "\C-h" 'help-command) | |
| 179 | (define-key vip-mode-map "\C-m" 'vip-scroll-back) | |
| 180 | (define-key vip-mode-map "\C-n" 'vip-other-window) | |
| 181 | (define-key vip-mode-map "\C-o" 'vip-open-line-at-point) | |
| 182 | (define-key vip-mode-map "\C-u" 'vip-scroll-down) | |
| 183 | (define-key vip-mode-map "\C-x" 'vip-ctl-x) | |
| 184 | (define-key vip-mode-map "\C-y" 'vip-scroll-down-one) | |
| 185 | (define-key vip-mode-map "\C-z" 'vip-change-mode-to-emacs) | |
| 186 | (define-key vip-mode-map "\e" 'vip-ESC) | |
| 187 | ||
| 188 | (define-key vip-mode-map " " 'vip-scroll) | |
| 189 | (define-key vip-mode-map "!" 'vip-command-argument) | |
| 190 | (define-key vip-mode-map "\"" 'vip-command-argument) | |
| 191 | (define-key vip-mode-map "#" 'vip-command-argument) | |
| 192 | (define-key vip-mode-map "$" 'vip-goto-eol) | |
| 193 | (define-key vip-mode-map "%" 'vip-paren-match) | |
| 194 | (define-key vip-mode-map "&" 'vip-nil) | |
| 195 | (define-key vip-mode-map "'" 'vip-goto-mark-and-skip-white) | |
| 196 | (define-key vip-mode-map "(" 'vip-backward-sentence) | |
| 197 | (define-key vip-mode-map ")" 'vip-forward-sentence) | |
| 198 | (define-key vip-mode-map "*" 'call-last-kbd-macro) | |
| 199 | (define-key vip-mode-map "+" 'vip-next-line-at-bol) | |
| 200 | (define-key vip-mode-map "," 'vip-repeat-find-opposite) | |
| 201 | (define-key vip-mode-map "-" 'vip-previous-line-at-bol) | |
| 202 | (define-key vip-mode-map "." 'vip-repeat) | |
| 203 | (define-key vip-mode-map "/" 'vip-search-forward) | |
| 204 | ||
| 205 | (define-key vip-mode-map "0" 'vip-beginning-of-line) | |
| 206 | (define-key vip-mode-map "1" 'vip-digit-argument) | |
| 207 | (define-key vip-mode-map "2" 'vip-digit-argument) | |
| 208 | (define-key vip-mode-map "3" 'vip-digit-argument) | |
| 209 | (define-key vip-mode-map "4" 'vip-digit-argument) | |
| 210 | (define-key vip-mode-map "5" 'vip-digit-argument) | |
| 211 | (define-key vip-mode-map "6" 'vip-digit-argument) | |
| 212 | (define-key vip-mode-map "7" 'vip-digit-argument) | |
| 213 | (define-key vip-mode-map "8" 'vip-digit-argument) | |
| 214 | (define-key vip-mode-map "9" 'vip-digit-argument) | |
| 215 | ||
| 216 | (define-key vip-mode-map ":" 'vip-ex) | |
| 217 | (define-key vip-mode-map ";" 'vip-repeat-find) | |
| 218 | (define-key vip-mode-map "<" 'vip-command-argument) | |
| 219 | (define-key vip-mode-map "=" 'vip-command-argument) | |
| 220 | (define-key vip-mode-map ">" 'vip-command-argument) | |
| 221 | (define-key vip-mode-map "?" 'vip-search-backward) | |
| 222 | (define-key vip-mode-map "@" 'vip-nil) | |
| 223 | ||
| 224 | (define-key vip-mode-map "A" 'vip-Append) | |
| 225 | (define-key vip-mode-map "B" 'vip-backward-Word) | |
| 226 | (define-key vip-mode-map "C" 'vip-ctl-c-equivalent) | |
| 227 | (define-key vip-mode-map "D" 'vip-kill-line) | |
| 228 | (define-key vip-mode-map "E" 'vip-end-of-Word) | |
| 229 | (define-key vip-mode-map "F" 'vip-find-char-backward) | |
| 230 | (define-key vip-mode-map "G" 'vip-goto-line) | |
| 231 | (define-key vip-mode-map "H" 'vip-window-top) | |
| 232 | (define-key vip-mode-map "I" 'vip-Insert) | |
| 233 | (define-key vip-mode-map "J" 'vip-join-lines) | |
| 234 | (define-key vip-mode-map "K" 'vip-kill-buffer) | |
| 235 | (define-key vip-mode-map "L" 'vip-window-bottom) | |
| 236 | (define-key vip-mode-map "M" 'vip-window-middle) | |
| 237 | (define-key vip-mode-map "N" 'vip-search-Next) | |
| 238 | (define-key vip-mode-map "O" 'vip-Open-line) | |
| 239 | (define-key vip-mode-map "P" 'vip-Put-back) | |
| 240 | (define-key vip-mode-map "Q" 'vip-query-replace) | |
| 241 | (define-key vip-mode-map "R" 'vip-replace-string) | |
| 242 | (define-key vip-mode-map "S" 'vip-switch-to-buffer-other-window) | |
| 243 | (define-key vip-mode-map "T" 'vip-goto-char-backward) | |
| 244 | (define-key vip-mode-map "U" 'vip-nil) | |
| 245 | (define-key vip-mode-map "V" 'vip-find-file-other-window) | |
| 246 | (define-key vip-mode-map "W" 'vip-forward-Word) | |
| 247 | (define-key vip-mode-map "X" 'vip-ctl-x-equivalent) | |
| 248 | (define-key vip-mode-map "Y" 'vip-yank-line) | |
| 249 | (define-key vip-mode-map "ZZ" 'save-buffers-kill-emacs) | |
| 250 | ||
| 251 | (define-key vip-mode-map "[" 'vip-nil) | |
| 252 | (define-key vip-mode-map "\\" 'vip-escape-to-emacs) | |
| 253 | (define-key vip-mode-map "]" 'vip-nil) | |
| 254 | (define-key vip-mode-map "^" 'vip-bol-and-skip-white) | |
| 255 | (define-key vip-mode-map "_" 'vip-nil) | |
| 256 | (define-key vip-mode-map "`" 'vip-goto-mark) | |
| 257 | ||
| 258 | (define-key vip-mode-map "a" 'vip-append) | |
| 259 | (define-key vip-mode-map "b" 'vip-backward-word) | |
| 260 | (define-key vip-mode-map "c" 'vip-command-argument) | |
| 261 | (define-key vip-mode-map "d" 'vip-command-argument) | |
| 262 | (define-key vip-mode-map "e" 'vip-end-of-word) | |
| 263 | (define-key vip-mode-map "f" 'vip-find-char-forward) | |
| 264 | (define-key vip-mode-map "g" 'vip-info-on-file) | |
| 265 | (define-key vip-mode-map "h" 'vip-backward-char) | |
| 266 | (define-key vip-mode-map "i" 'vip-insert) | |
| 267 | (define-key vip-mode-map "j" 'vip-next-line) | |
| 268 | (define-key vip-mode-map "k" 'vip-previous-line) | |
| 269 | (define-key vip-mode-map "l" 'vip-forward-char) | |
| 270 | (define-key vip-mode-map "m" 'vip-mark-point) | |
| 271 | (define-key vip-mode-map "n" 'vip-search-next) | |
| 272 | (define-key vip-mode-map "o" 'vip-open-line) | |
| 273 | (define-key vip-mode-map "p" 'vip-put-back) | |
| 274 | (define-key vip-mode-map "q" 'vip-nil) | |
| 275 | (define-key vip-mode-map "r" 'vip-replace-char) | |
| 276 | (define-key vip-mode-map "s" 'vip-switch-to-buffer) | |
| 277 | (define-key vip-mode-map "t" 'vip-goto-char-forward) | |
| 278 | (define-key vip-mode-map "u" 'vip-undo) | |
| 279 | (define-key vip-mode-map "v" 'vip-find-file) | |
| 280 | (define-key vip-mode-map "w" 'vip-forward-word) | |
| 281 | (define-key vip-mode-map "x" 'vip-delete-char) | |
| 282 | (define-key vip-mode-map "y" 'vip-command-argument) | |
| 283 | (define-key vip-mode-map "zH" 'vip-line-to-top) | |
| 284 | (define-key vip-mode-map "zM" 'vip-line-to-middle) | |
| 285 | (define-key vip-mode-map "zL" 'vip-line-to-bottom) | |
| 286 | (define-key vip-mode-map "z\C-m" 'vip-line-to-top) | |
| 287 | (define-key vip-mode-map "z." 'vip-line-to-middle) | |
| 288 | (define-key vip-mode-map "z-" 'vip-line-to-bottom) | |
| 289 | ||
| 290 | (define-key vip-mode-map "{" 'vip-backward-paragraph) | |
| 291 | (define-key vip-mode-map "|" 'vip-goto-col) | |
| 292 | (define-key vip-mode-map "}" 'vip-forward-paragraph) | |
| 293 | (define-key vip-mode-map "~" 'vip-nil) | |
| 294 | (define-key vip-mode-map "\177" 'vip-delete-backward-char) | |
| 295 | ||
| c93c42a6 RS |
296 | (defun vip-version () |
| 297 | (interactive) | |
| 298 | (message "VIP version 3.5 of September 15, 1987")) | |
| 299 | ||
| 300 | \f | |
| d7cc5184 RS |
301 | ;; basic set up |
| 302 | ||
| 4532ac55 RS |
303 | ;;;###autoload |
| 304 | (defun vip-setup () | |
| 305 | "Set up bindings for C-x 7 and C-z that are useful for VIP users." | |
| 306 | (define-key ctl-x-map "7" 'vip-buffer-in-two-windows) | |
| 307 | (global-set-key "\C-z" 'vip-change-mode-to-vi)) | |
| d7cc5184 RS |
308 | |
| 309 | (defmacro vip-loop (count body) | |
| 310 | "(COUNT BODY) Execute BODY COUNT times." | |
| 311 | (list 'let (list (list 'count count)) | |
| 312 | (list 'while (list '> 'count 0) | |
| 313 | body | |
| 314 | (list 'setq 'count (list '1- 'count))))) | |
| 315 | ||
| 316 | (defun vip-push-mark-silent (&optional location) | |
| 317 | "Set mark at LOCATION (point, by default) and push old mark on mark ring. | |
| 318 | No message." | |
| 9a62cb63 | 319 | (if (null (mark t)) |
| d7cc5184 RS |
320 | nil |
| 321 | (setq mark-ring (cons (copy-marker (mark-marker)) mark-ring)) | |
| 322 | (if (> (length mark-ring) mark-ring-max) | |
| 323 | (progn | |
| 324 | (move-marker (car (nthcdr mark-ring-max mark-ring)) nil) | |
| 325 | (setcdr (nthcdr (1- mark-ring-max) mark-ring) nil)))) | |
| 326 | (set-mark (or location (point)))) | |
| 327 | ||
| 328 | (defun vip-goto-col (arg) | |
| 329 | "Go to ARG's column." | |
| 330 | (interactive "P") | |
| 331 | (let ((val (vip-p-val arg)) | |
| 332 | (com (vip-getcom arg))) | |
| 333 | (save-excursion | |
| 334 | (end-of-line) | |
| 335 | (if (> val (1+ (current-column))) (error ""))) | |
| 336 | (if com (move-marker vip-com-point (point))) | |
| 337 | (beginning-of-line) | |
| 338 | (forward-char (1- val)) | |
| 339 | (if com (vip-execute-com 'vip-goto-col val com)))) | |
| 340 | ||
| d7cc5184 RS |
341 | (defun vip-copy-keymap (map) |
| 342 | (if (null map) (make-sparse-keymap) (copy-keymap map))) | |
| 343 | ||
| 344 | \f | |
| 345 | ;; changing mode | |
| 346 | ||
| 347 | (defun vip-change-mode (new-mode) | |
| 418d4513 | 348 | "Change mode to NEW-MODE---either emacs-mode, vi-mode, or insert-mode." |
| d7cc5184 RS |
349 | (or (eq new-mode vip-current-mode) |
| 350 | (progn | |
| 351 | (cond ((eq new-mode 'vi-mode) | |
| 352 | (if (eq vip-current-mode 'insert-mode) | |
| 353 | (progn | |
| 354 | (vip-copy-region-as-kill (point) vip-insert-point) | |
| 355 | (vip-repeat-insert-command)) | |
| 356 | (setq vip-emacs-local-map (current-local-map) | |
| 357 | vip-emacs-mode-line-buffer-identification | |
| 358 | mode-line-buffer-identification | |
| 359 | vip-insert-local-map (vip-copy-keymap | |
| 360 | (current-local-map)))) | |
| 361 | (vip-change-mode-line "Vi: ") | |
| 362 | (use-local-map vip-mode-map)) | |
| 363 | ((eq new-mode 'insert-mode) | |
| 364 | (move-marker vip-insert-point (point)) | |
| 365 | (if (eq vip-current-mode 'emacs-mode) | |
| 366 | (setq vip-emacs-local-map (current-local-map) | |
| 367 | vip-emacs-mode-line-buffer-identification | |
| 368 | mode-line-buffer-identification | |
| 369 | vip-insert-local-map (vip-copy-keymap | |
| 370 | (current-local-map))) | |
| 371 | (setq vip-insert-local-map (vip-copy-keymap | |
| 372 | vip-emacs-local-map))) | |
| 373 | (vip-change-mode-line "Insert") | |
| 374 | (use-local-map vip-insert-local-map) | |
| 375 | (define-key vip-insert-local-map "\e" 'vip-change-mode-to-vi) | |
| 376 | (define-key vip-insert-local-map "\C-z" 'vip-ESC) | |
| 377 | (define-key vip-insert-local-map "\C-h" | |
| 378 | (if vip-help-in-insert-mode 'help-command | |
| 379 | 'delete-backward-char)) | |
| 380 | (define-key vip-insert-local-map "\C-w" | |
| 381 | 'vip-delete-backward-word)) | |
| a1506d29 | 382 | ((eq new-mode 'emacs-mode) |
| d7cc5184 RS |
383 | (vip-change-mode-line "Emacs:") |
| 384 | (use-local-map vip-emacs-local-map))) | |
| 385 | (setq vip-current-mode new-mode) | |
| 17f9373a | 386 | (force-mode-line-update)))) |
| d7cc5184 RS |
387 | |
| 388 | (defun vip-copy-region-as-kill (beg end) | |
| 389 | "If BEG and END do not belong to the same buffer, it copies empty region." | |
| 390 | (condition-case nil | |
| 391 | (copy-region-as-kill beg end) | |
| 392 | (error (copy-region-as-kill beg beg)))) | |
| 393 | ||
| 394 | (defun vip-change-mode-line (string) | |
| 395 | "Assuming that the mode line format contains the string \"Emacs:\", this | |
| 396 | function replaces the string by \"Vi: \" etc." | |
| 397 | (setq mode-line-buffer-identification | |
| 398 | (if (string= string "Emacs:") | |
| 399 | vip-emacs-mode-line-buffer-identification | |
| 400 | (list (concat string " %17b"))))) | |
| 401 | ||
| f9f9507e | 402 | ;;;###autoload |
| d7cc5184 RS |
403 | (defun vip-mode () |
| 404 | "Turn on VIP emulation of VI." | |
| 405 | (interactive) | |
| 406 | (if (not vip-inhibit-startup-message) | |
| 407 | (progn | |
| 408 | (switch-to-buffer "VIP Startup Message") | |
| 409 | (erase-buffer) | |
| 410 | (insert | |
| 411 | "VIP is a Vi emulation package for GNU Emacs. VIP provides most Vi commands | |
| 412 | including Ex commands. VIP is however different from Vi in several points. | |
| 413 | You can get more information on VIP by: | |
| 414 | 1. Typing `M-x info' and selecting menu item \"vip\". | |
| 415 | 2. Typing `C-h k' followed by a key whose description you want. | |
| 416 | 3. Printing VIP manual which can be found as GNU/man/vip.texinfo | |
| 417 | 4. Printing VIP Reference Card which can be found as GNU/etc/vipcard.tex | |
| 418 | ||
| 419 | This startup message appears whenever you load VIP unless you type `y' now. | |
| 420 | Type `n' to quit this window for now.\n") | |
| 421 | (goto-char (point-min)) | |
| 422 | (if (y-or-n-p "Inhibit VIP startup message? ") | |
| 423 | (progn | |
| 424 | (save-excursion | |
| 425 | (set-buffer | |
| f719b45a RS |
426 | (find-file-noselect |
| 427 | (substitute-in-file-name vip-startup-file))) | |
| d7cc5184 RS |
428 | (goto-char (point-max)) |
| 429 | (insert "\n(setq vip-inhibit-startup-message t)\n") | |
| 430 | (save-buffer) | |
| 431 | (kill-buffer (current-buffer))) | |
| 432 | (message "VIP startup message inhibited.") | |
| 433 | (sit-for 2))) | |
| 434 | (kill-buffer (current-buffer)) | |
| 435 | (message "") | |
| 436 | (setq vip-inhibit-startup-message t))) | |
| 437 | (vip-change-mode-to-vi)) | |
| 438 | ||
| 439 | (defun vip-change-mode-to-vi () | |
| 440 | "Change mode to vi mode." | |
| 441 | (interactive) | |
| 442 | (vip-change-mode 'vi-mode)) | |
| 443 | ||
| 444 | (defun vip-change-mode-to-insert () | |
| 445 | "Change mode to insert mode." | |
| 446 | (interactive) | |
| 447 | (vip-change-mode 'insert-mode)) | |
| 448 | ||
| 449 | (defun vip-change-mode-to-emacs () | |
| 49c87654 | 450 | "Change mode to Emacs mode." |
| d7cc5184 RS |
451 | (interactive) |
| 452 | (vip-change-mode 'emacs-mode)) | |
| 453 | ||
| 454 | \f | |
| c91c4e6d | 455 | ;; escape to emacs mode temporarily |
| d7cc5184 | 456 | |
| 418d4513 RS |
457 | (defun vip-escape-to-emacs (arg &optional events) |
| 458 | "Escape to Emacs mode for one Emacs command. | |
| 459 | ARG is used as the prefix value for the executed command. If | |
| 460 | EVENTS is a list of events, which become the beginning of the command." | |
| 461 | (interactive "P") | |
| 462 | (let (com key (old-map (current-local-map))) | |
| 463 | (if events (setq unread-command-events events)) | |
| d7cc5184 | 464 | (setq prefix-arg arg) |
| 418d4513 RS |
465 | (use-local-map vip-emacs-local-map) |
| 466 | (unwind-protect | |
| 467 | (setq com (key-binding (setq key (read-key-sequence nil)))) | |
| 468 | (use-local-map old-map)) | |
| 469 | (command-execute com prefix-arg) | |
| d7cc5184 RS |
470 | (setq prefix-arg nil) ;; reset prefix arg |
| 471 | )) | |
| 472 | ||
| 473 | (defun vip-message-conditions (conditions) | |
| 474 | "Print CONDITIONS as a message." | |
| 475 | (let ((case (car conditions)) (msg (cdr conditions))) | |
| 476 | (if (null msg) | |
| 477 | (message "%s" case) | |
| 478 | (message "%s %s" case (prin1-to-string msg))) | |
| 479 | (ding))) | |
| 480 | ||
| 481 | (defun vip-ESC (arg) | |
| 482 | "Emulate ESC key in Emacs mode." | |
| 483 | (interactive "P") | |
| 418d4513 | 484 | (vip-escape-to-emacs arg '(?\e))) |
| d7cc5184 RS |
485 | |
| 486 | (defun vip-ctl-c (arg) | |
| 487 | "Emulate C-c key in Emacs mode." | |
| 488 | (interactive "P") | |
| 418d4513 | 489 | (vip-escape-to-emacs arg '(?\C-c))) |
| d7cc5184 RS |
490 | |
| 491 | (defun vip-ctl-x (arg) | |
| 492 | "Emulate C-x key in Emacs mode." | |
| 493 | (interactive "P") | |
| 418d4513 | 494 | (vip-escape-to-emacs arg '(?\C-x))) |
| d7cc5184 RS |
495 | |
| 496 | (defun vip-ctl-h (arg) | |
| 497 | "Emulate C-h key in Emacs mode." | |
| 498 | (interactive "P") | |
| 418d4513 | 499 | (vip-escape-to-emacs arg '(?\C-h))) |
| d7cc5184 RS |
500 | |
| 501 | \f | |
| eb8c3be9 | 502 | ;; prefix argument for vi mode |
| d7cc5184 RS |
503 | |
| 504 | ;; In vi mode, prefix argument is a dotted pair (NUM . COM) where NUM | |
| 505 | ;; represents the numeric value of the prefix argument and COM represents | |
| 506 | ;; command prefix such as "c", "d", "m" and "y". | |
| 507 | ||
| 508 | (defun vip-prefix-arg-value (char value com) | |
| 509 | "Compute numeric prefix arg value. Invoked by CHAR. VALUE is the value | |
| 510 | obtained so far, and COM is the command part obtained so far." | |
| 511 | (while (and (>= char ?0) (<= char ?9)) | |
| a1506d29 | 512 | (setq value (+ (* (if (numberp value) value 0) 10) (- char ?0))) |
| d7cc5184 RS |
513 | (setq char (read-char))) |
| 514 | (setq prefix-arg value) | |
| 515 | (if com (setq prefix-arg (cons prefix-arg com))) | |
| 516 | (while (= char ?U) | |
| 517 | (vip-describe-arg prefix-arg) | |
| 518 | (setq char (read-char))) | |
| dbc4e1c1 | 519 | (setq unread-command-events (list char))) |
| d7cc5184 RS |
520 | |
| 521 | (defun vip-prefix-arg-com (char value com) | |
| 522 | "Vi operator as prefix argument." | |
| 523 | (let ((cont t)) | |
| 524 | (while (and cont | |
| 525 | (or (= char ?c) (= char ?d) (= char ?y) | |
| 526 | (= char ?!) (= char ?<) (= char ?>) (= char ?=) | |
| 527 | (= char ?#) (= char ?r) (= char ?R) (= char ?\"))) | |
| 528 | (if com | |
| 529 | ;; this means that we already have a command character, so we | |
| 530 | ;; construct a com list and exit while. however, if char is " | |
| 531 | ;; it is an error. | |
| 532 | (progn | |
| 533 | ;; new com is (CHAR . OLDCOM) | |
| 534 | (if (or (= char ?#) (= char ?\")) (error "")) | |
| 535 | (setq com (cons char com)) | |
| 536 | (setq cont nil)) | |
| 537 | ;; if com is nil we set com as char, and read more. again, if char | |
| 538 | ;; is ", we read the name of register and store it in vip-use-register. | |
| eb8c3be9 | 539 | ;; if char is !, =, or #, a complete com is formed so we exit while. |
| d7cc5184 RS |
540 | (cond ((or (= char ?!) (= char ?=)) |
| 541 | (setq com char) | |
| 542 | (setq char (read-char)) | |
| 543 | (setq cont nil)) | |
| 544 | ((= char ?#) | |
| 545 | ;; read a char and encode it as com | |
| 546 | (setq com (+ 128 (read-char))) | |
| 547 | (setq char (read-char)) | |
| 548 | (setq cont nil)) | |
| 549 | ((or (= char ?<) (= char ?>)) | |
| 550 | (setq com char) | |
| 551 | (setq char (read-char)) | |
| 552 | (if (= com char) (setq com (cons char com))) | |
| 553 | (setq cont nil)) | |
| 554 | ((= char ?\") | |
| 555 | (let ((reg (read-char))) | |
| 556 | (if (or (and (<= ?A reg) (<= reg ?z)) | |
| 557 | (and (<= ?1 reg) (<= reg ?9))) | |
| 558 | (setq vip-use-register reg) | |
| 559 | (error "")) | |
| 560 | (setq char (read-char)))) | |
| 561 | (t | |
| 562 | (setq com char) | |
| 563 | (setq char (read-char))))))) | |
| 564 | (if (atom com) | |
| a1506d29 | 565 | ;; com is a single char, so we construct prefix-arg |
| d7cc5184 RS |
566 | ;; and if char is ?, describe prefix arg, otherwise exit by |
| 567 | ;; pushing the char back | |
| 568 | (progn | |
| 569 | (setq prefix-arg (cons value com)) | |
| 570 | (while (= char ?U) | |
| 571 | (vip-describe-arg prefix-arg) | |
| 572 | (setq char (read-char))) | |
| dbc4e1c1 | 573 | (setq unread-command-events (list char))) |
| d7cc5184 RS |
574 | ;; as com is non-nil, this means that we have a command to execute |
| 575 | (if (or (= (car com) ?r) (= (car com) ?R)) | |
| 7231c3d5 | 576 | ;; execute appropriate region command. |
| d7cc5184 RS |
577 | (let ((char (car com)) (com (cdr com))) |
| 578 | (setq prefix-arg (cons value com)) | |
| 579 | (if (= char ?r) (vip-region prefix-arg) | |
| 580 | (vip-Region prefix-arg)) | |
| 581 | ;; reset prefix-arg | |
| 582 | (setq prefix-arg nil)) | |
| 583 | ;; otherwise, reset prefix arg and call appropriate command | |
| 584 | (setq value (if (null value) 1 value)) | |
| 585 | (setq prefix-arg nil) | |
| 586 | (cond ((equal com '(?c . ?c)) (vip-line (cons value ?C))) | |
| 587 | ((equal com '(?d . ?d)) (vip-line (cons value ?D))) | |
| 588 | ((equal com '(?d . ?y)) (vip-yank-defun)) | |
| 589 | ((equal com '(?y . ?y)) (vip-line (cons value ?Y))) | |
| 590 | ((equal com '(?< . ?<)) (vip-line (cons value ?<))) | |
| 591 | ((equal com '(?> . ?>)) (vip-line (cons value ?>))) | |
| 592 | ((equal com '(?! . ?!)) (vip-line (cons value ?!))) | |
| 593 | ((equal com '(?= . ?=)) (vip-line (cons value ?=))) | |
| 594 | (t (error "")))))) | |
| 595 | ||
| 596 | (defun vip-describe-arg (arg) | |
| 597 | (let (val com) | |
| 598 | (setq val (vip-P-val arg) | |
| 599 | com (vip-getcom arg)) | |
| 600 | (if (null val) | |
| 601 | (if (null com) | |
| eb8c3be9 | 602 | (message "Value is nil, and command is nil.") |
| d7cc5184 RS |
603 | (message "Value is nil, and command is %c." com)) |
| 604 | (if (null com) | |
| 605 | (message "Value is %d, and command is nil." val) | |
| 606 | (message "Value is %d, and command is %c." val com))))) | |
| 607 | ||
| 608 | (defun vip-digit-argument (arg) | |
| 609 | "Begin numeric argument for the next command." | |
| 610 | (interactive "P") | |
| 611 | (vip-prefix-arg-value last-command-char nil | |
| 612 | (if (consp arg) (cdr arg) nil))) | |
| 613 | ||
| 614 | (defun vip-command-argument (arg) | |
| 615 | "Accept a motion command as an argument." | |
| 616 | (interactive "P") | |
| 617 | (condition-case conditions | |
| 618 | (vip-prefix-arg-com | |
| a1506d29 | 619 | last-command-char |
| d7cc5184 RS |
620 | (cond ((null arg) nil) |
| 621 | ((consp arg) (car arg)) | |
| 622 | ((numberp arg) arg) | |
| 623 | (t (error "strange arg"))) | |
| 624 | (cond ((null arg) nil) | |
| 625 | ((consp arg) (cdr arg)) | |
| 626 | ((numberp arg) nil) | |
| 627 | (t (error "strange arg")))) | |
| 628 | (quit | |
| 629 | (setq vip-use-register nil) | |
| 630 | (signal 'quit nil)))) | |
| 631 | ||
| 632 | (defun vip-p-val (arg) | |
| 633 | "Get value part of prefix-argument ARG." | |
| 634 | (cond ((null arg) 1) | |
| 635 | ((consp arg) (if (null (car arg)) 1 (car arg))) | |
| 636 | (t arg))) | |
| 637 | ||
| 638 | (defun vip-P-val (arg) | |
| 639 | "Get value part of prefix-argument ARG." | |
| 640 | (cond ((consp arg) (car arg)) | |
| 641 | (t arg))) | |
| 642 | ||
| 643 | (defun vip-getcom (arg) | |
| 644 | "Get com part of prefix-argument ARG." | |
| 645 | (cond ((null arg) nil) | |
| 646 | ((consp arg) (cdr arg)) | |
| 647 | (t nil))) | |
| 648 | ||
| 649 | (defun vip-getCom (arg) | |
| 650 | "Get com part of prefix-argument ARG and modify it." | |
| 651 | (let ((com (vip-getcom arg))) | |
| 652 | (cond ((equal com ?c) ?C) | |
| 653 | ((equal com ?d) ?D) | |
| 654 | ((equal com ?y) ?Y) | |
| 655 | (t com)))) | |
| 656 | ||
| 657 | \f | |
| 658 | ;; repeat last destructive command | |
| 659 | ||
| 660 | (defun vip-append-to-register (reg start end) | |
| 661 | "Append region to text in register REG. | |
| 662 | START and END are buffer positions indicating what to append." | |
| 663 | (set-register reg (concat (or (get-register reg) "") | |
| 664 | (buffer-substring start end)))) | |
| 665 | ||
| 666 | (defun vip-execute-com (m-com val com) | |
| 667 | "(M-COM VAL COM) Execute command COM. The list (M-COM VAL COM) is set | |
| 668 | to vip-d-com for later use by vip-repeat" | |
| 669 | (let ((reg vip-use-register)) | |
| 670 | (if com | |
| 671 | (cond ((= com ?c) (vip-change vip-com-point (point))) | |
| 672 | ((= com (- ?c)) (vip-change-subr vip-com-point (point))) | |
| 673 | ((or (= com ?C) (= com (- ?C))) | |
| 674 | (save-excursion | |
| 675 | (set-mark vip-com-point) | |
| 676 | (vip-enlarge-region (mark) (point)) | |
| 677 | (if vip-use-register | |
| 678 | (progn | |
| 679 | (cond ((and (<= ?a vip-use-register) | |
| 680 | (<= vip-use-register ?z)) | |
| 681 | (copy-to-register | |
| 682 | vip-use-register (mark) (point) nil)) | |
| 683 | ((and (<= ?A vip-use-register) | |
| 684 | (<= vip-use-register ?Z)) | |
| 685 | (vip-append-to-register | |
| 686 | (+ vip-use-register 32) (mark) (point))) | |
| 687 | (t (setq vip-use-register nil) | |
| 688 | (error ""))) | |
| 689 | (setq vip-use-register nil))) | |
| 690 | (delete-region (mark) (point))) | |
| 691 | (open-line 1) | |
| 692 | (if (= com ?C) (vip-change-mode-to-insert) (yank))) | |
| 693 | ((= com ?d) | |
| 694 | (if vip-use-register | |
| 695 | (progn | |
| 696 | (cond ((and (<= ?a vip-use-register) | |
| 697 | (<= vip-use-register ?z)) | |
| 698 | (copy-to-register | |
| 699 | vip-use-register vip-com-point (point) nil)) | |
| 700 | ((and (<= ?A vip-use-register) | |
| 701 | (<= vip-use-register ?Z)) | |
| 702 | (vip-append-to-register | |
| 703 | (+ vip-use-register 32) vip-com-point (point))) | |
| 704 | (t (setq vip-use-register nil) | |
| 705 | (error ""))) | |
| 706 | (setq vip-use-register nil))) | |
| 707 | (setq last-command | |
| 708 | (if (eq last-command 'd-command) 'kill-region nil)) | |
| 709 | (kill-region vip-com-point (point)) | |
| 710 | (setq this-command 'd-command)) | |
| 711 | ((= com ?D) | |
| 712 | (save-excursion | |
| 713 | (set-mark vip-com-point) | |
| 714 | (vip-enlarge-region (mark) (point)) | |
| 715 | (if vip-use-register | |
| 716 | (progn | |
| 717 | (cond ((and (<= ?a vip-use-register) | |
| 718 | (<= vip-use-register ?z)) | |
| 719 | (copy-to-register | |
| 720 | vip-use-register (mark) (point) nil)) | |
| 721 | ((and (<= ?A vip-use-register) | |
| 722 | (<= vip-use-register ?Z)) | |
| 723 | (vip-append-to-register | |
| 724 | (+ vip-use-register 32) (mark) (point))) | |
| 725 | (t (setq vip-use-register nil) | |
| 726 | (error ""))) | |
| 727 | (setq vip-use-register nil))) | |
| 728 | (setq last-command | |
| 729 | (if (eq last-command 'D-command) 'kill-region nil)) | |
| 730 | (kill-region (mark) (point)) | |
| 731 | (if (eq m-com 'vip-line) (setq this-command 'D-command))) | |
| 732 | (back-to-indentation)) | |
| 733 | ((= com ?y) | |
| 734 | (if vip-use-register | |
| 735 | (progn | |
| 736 | (cond ((and (<= ?a vip-use-register) | |
| 737 | (<= vip-use-register ?z)) | |
| 738 | (copy-to-register | |
| 739 | vip-use-register vip-com-point (point) nil)) | |
| 740 | ((and (<= ?A vip-use-register) | |
| 741 | (<= vip-use-register ?Z)) | |
| 742 | (vip-append-to-register | |
| 743 | (+ vip-use-register 32) vip-com-point (point))) | |
| 744 | (t (setq vip-use-register nil) | |
| 745 | (error ""))) | |
| 746 | (setq vip-use-register nil))) | |
| 747 | (setq last-command nil) | |
| 748 | (copy-region-as-kill vip-com-point (point)) | |
| 749 | (goto-char vip-com-point)) | |
| 750 | ((= com ?Y) | |
| 751 | (save-excursion | |
| 752 | (set-mark vip-com-point) | |
| 753 | (vip-enlarge-region (mark) (point)) | |
| 754 | (if vip-use-register | |
| 755 | (progn | |
| 756 | (cond ((and (<= ?a vip-use-register) | |
| 757 | (<= vip-use-register ?z)) | |
| 758 | (copy-to-register | |
| 759 | vip-use-register (mark) (point) nil)) | |
| 760 | ((and (<= ?A vip-use-register) | |
| 761 | (<= vip-use-register ?Z)) | |
| 762 | (vip-append-to-register | |
| 763 | (+ vip-use-register 32) (mark) (point))) | |
| 764 | (t (setq vip-use-register nil) | |
| 765 | (error ""))) | |
| 766 | (setq vip-use-register nil))) | |
| 767 | (setq last-command nil) | |
| 768 | (copy-region-as-kill (mark) (point))) | |
| 769 | (goto-char vip-com-point)) | |
| 770 | ((or (= com ?!) (= com (- ?!))) | |
| 771 | (save-excursion | |
| 772 | (set-mark vip-com-point) | |
| 773 | (vip-enlarge-region (mark) (point)) | |
| 774 | (shell-command-on-region | |
| 775 | (mark) (point) | |
| 776 | (if (= com ?!) | |
| 777 | (setq vip-last-shell-com (vip-read-string "!")) | |
| 778 | vip-last-shell-com) | |
| 779 | t))) | |
| 780 | ((= com ?=) | |
| 781 | (save-excursion | |
| 782 | (set-mark vip-com-point) | |
| 783 | (vip-enlarge-region (mark) (point)) | |
| 784 | (if (> (mark) (point)) (exchange-point-and-mark)) | |
| 785 | (indent-region (mark) (point) nil))) | |
| 786 | ((= com ?<) | |
| 787 | (save-excursion | |
| 788 | (set-mark vip-com-point) | |
| 789 | (vip-enlarge-region (mark) (point)) | |
| 790 | (indent-rigidly (mark) (point) (- vip-shift-width))) | |
| 791 | (goto-char vip-com-point)) | |
| 792 | ((= com ?>) | |
| 793 | (save-excursion | |
| 794 | (set-mark vip-com-point) | |
| 795 | (vip-enlarge-region (mark) (point)) | |
| 796 | (indent-rigidly (mark) (point) vip-shift-width)) | |
| 797 | (goto-char vip-com-point)) | |
| 798 | ((>= com 128) | |
| 799 | ;; this is special command # | |
| 800 | (vip-special-prefix-com (- com 128))))) | |
| 801 | (setq vip-d-com (list m-com val (if (or (= com ?c) (= com ?C) (= com ?!)) | |
| 802 | (- com) com) | |
| 803 | reg)))) | |
| 804 | ||
| 805 | (defun vip-repeat (arg) | |
| eb8c3be9 | 806 | "(ARG) Re-execute last destructive command. vip-d-com has the form |
| a4e104bf | 807 | \(COM ARG CH REG), where COM is the command to be re-executed, ARG is the |
| d7cc5184 RS |
808 | argument for COM, CH is a flag for repeat, and REG is optional and if exists |
| 809 | is the name of the register for COM." | |
| 810 | (interactive "P") | |
| 811 | (if (eq last-command 'vip-undo) | |
| 812 | ;; if the last command was vip-undo, then undo-more | |
| 813 | (vip-undo-more) | |
| 814 | ;; otherwise execute the command stored in vip-d-com. if arg is non-nil | |
| 815 | ;; its prefix value is used as new prefix value for the command. | |
| 816 | (let ((m-com (car vip-d-com)) | |
| 817 | (val (vip-P-val arg)) | |
| 818 | (com (car (cdr (cdr vip-d-com)))) | |
| 819 | (reg (nth 3 vip-d-com))) | |
| 820 | (if (null val) (setq val (car (cdr vip-d-com)))) | |
| e8af40ee | 821 | (if (null m-com) (error "No previous command to repeat")) |
| d7cc5184 RS |
822 | (setq vip-use-register reg) |
| 823 | (funcall m-com (cons val com))))) | |
| 824 | ||
| 825 | (defun vip-special-prefix-com (char) | |
| 826 | "This command is invoked interactively by the key sequence #<char>" | |
| 827 | (cond ((= char ?c) | |
| 828 | (downcase-region (min vip-com-point (point)) | |
| 829 | (max vip-com-point (point)))) | |
| 830 | ((= char ?C) | |
| 831 | (upcase-region (min vip-com-point (point)) | |
| 832 | (max vip-com-point (point)))) | |
| 833 | ((= char ?g) | |
| 834 | (set-mark vip-com-point) | |
| 835 | (vip-global-execute)) | |
| 836 | ((= char ?q) | |
| 837 | (set-mark vip-com-point) | |
| 838 | (vip-quote-region)) | |
| 281b9aa8 | 839 | ((= char ?s) (ispell-region vip-com-point (point))))) |
| d7cc5184 RS |
840 | |
| 841 | \f | |
| 842 | ;; undoing | |
| 843 | ||
| 844 | (defun vip-undo () | |
| 845 | "Undo previous change." | |
| 846 | (interactive) | |
| 847 | (message "undo!") | |
| 848 | (undo-start) | |
| 849 | (undo-more 2) | |
| 850 | (setq this-command 'vip-undo)) | |
| 851 | ||
| 852 | (defun vip-undo-more () | |
| 853 | "Continue undoing previous changes." | |
| 854 | (message "undo more!") | |
| 855 | (undo-more 1) | |
| 856 | (setq this-command 'vip-undo)) | |
| 857 | ||
| 858 | \f | |
| 859 | ;; utilities | |
| 860 | ||
| 861 | (defun vip-string-tail (str) | |
| 862 | (if (or (null str) (string= str "")) nil | |
| 863 | (substring str 1))) | |
| 864 | ||
| 865 | (defun vip-yank-defun () | |
| 866 | (mark-defun) | |
| 867 | (copy-region-as-kill (point) (mark))) | |
| 868 | ||
| 869 | (defun vip-enlarge-region (beg end) | |
| 870 | "Enlarge region between BEG and END." | |
| 871 | (if (< beg end) | |
| 872 | (progn (goto-char beg) (set-mark end)) | |
| 873 | (goto-char end) | |
| 874 | (set-mark beg)) | |
| 875 | (beginning-of-line) | |
| 876 | (exchange-point-and-mark) | |
| 91dd4dc4 | 877 | (if (or (not (eobp)) (not (bolp))) (with-no-warnings (next-line 1))) |
| d7cc5184 RS |
878 | (beginning-of-line) |
| 879 | (if (> beg end) (exchange-point-and-mark))) | |
| 880 | ||
| 881 | (defun vip-global-execute () | |
| 882 | "Call last keyboad macro for each line in the region." | |
| 883 | (if (> (point) (mark)) (exchange-point-and-mark)) | |
| 884 | (beginning-of-line) | |
| 885 | (call-last-kbd-macro) | |
| 886 | (while (< (point) (mark)) | |
| 887 | (forward-line 1) | |
| 888 | (beginning-of-line) | |
| 889 | (call-last-kbd-macro))) | |
| 890 | ||
| 891 | (defun vip-quote-region () | |
| 892 | "Quote region by inserting the user supplied string at the beginning of | |
| 893 | each line in the region." | |
| 894 | (setq vip-quote-string | |
| 895 | (let ((str | |
| 5b76833f | 896 | (vip-read-string (format "quote string (default %s): " |
| d7cc5184 RS |
897 | vip-quote-string)))) |
| 898 | (if (string= str "") vip-quote-string str))) | |
| 899 | (vip-enlarge-region (point) (mark)) | |
| 900 | (if (> (point) (mark)) (exchange-point-and-mark)) | |
| 901 | (insert vip-quote-string) | |
| 902 | (beginning-of-line) | |
| 903 | (forward-line 1) | |
| 904 | (while (and (< (point) (mark)) (bolp)) | |
| 905 | (insert vip-quote-string) | |
| 906 | (beginning-of-line) | |
| 907 | (forward-line 1))) | |
| 908 | ||
| 909 | (defun vip-end-with-a-newline-p (string) | |
| 910 | "Check if the string ends with a newline." | |
| c93c42a6 | 911 | (or (string= string "") |
| d7cc5184 RS |
912 | (= (aref string (1- (length string))) ?\n))) |
| 913 | ||
| c93c42a6 RS |
914 | (defvar vip-save-minibuffer-local-map) |
| 915 | ||
| d7cc5184 | 916 | (defun vip-read-string (prompt &optional init) |
| c93c42a6 | 917 | (setq vip-save-minibuffer-local-map (copy-keymap minibuffer-local-map)) |
| d7cc5184 RS |
918 | (define-key minibuffer-local-map "\C-h" 'backward-char) |
| 919 | (define-key minibuffer-local-map "\C-w" 'backward-word) | |
| 920 | (define-key minibuffer-local-map "\e" 'exit-minibuffer) | |
| 921 | (let (str) | |
| 922 | (condition-case conditions | |
| 923 | (setq str (read-string prompt init)) | |
| 924 | (quit | |
| c93c42a6 | 925 | (setq minibuffer-local-map vip-save-minibuffer-local-map) |
| d7cc5184 | 926 | (signal 'quit nil))) |
| c93c42a6 | 927 | (setq minibuffer-local-map vip-save-minibuffer-local-map) |
| d7cc5184 RS |
928 | str)) |
| 929 | ||
| 930 | \f | |
| 931 | ;; insertion commands | |
| 932 | ||
| 933 | (defun vip-repeat-insert-command () | |
| 934 | "This function is called when mode changes from insertion mode to | |
| 935 | vi command mode. It will repeat the insertion command if original insertion | |
| 936 | command was invoked with argument > 1." | |
| 937 | (let ((i-com (car vip-d-com)) (val (car (cdr vip-d-com)))) | |
| 938 | (if (and val (> val 1)) ;; first check that val is non-nil | |
| a1506d29 | 939 | (progn |
| d7cc5184 RS |
940 | (setq vip-d-com (list i-com (1- val) ?r)) |
| 941 | (vip-repeat nil) | |
| 942 | (setq vip-d-com (list i-com val ?r)))))) | |
| 943 | ||
| 944 | (defun vip-insert (arg) "" | |
| 945 | (interactive "P") | |
| 946 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 947 | (setq vip-d-com (list 'vip-insert val ?r)) | |
| 948 | (if com (vip-loop val (yank)) | |
| 949 | (vip-change-mode-to-insert)))) | |
| 950 | ||
| 951 | (defun vip-append (arg) | |
| 952 | "Append after point." | |
| 953 | (interactive "P") | |
| 954 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 955 | (setq vip-d-com (list 'vip-append val ?r)) | |
| 956 | (if (not (eolp)) (forward-char)) | |
| 957 | (if (equal com ?r) | |
| 958 | (vip-loop val (yank)) | |
| 959 | (vip-change-mode-to-insert)))) | |
| 960 | ||
| 961 | (defun vip-Append (arg) | |
| 962 | "Append at end of line." | |
| 963 | (interactive "P") | |
| 964 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 965 | (setq vip-d-com (list 'vip-Append val ?r)) | |
| 966 | (end-of-line) | |
| 967 | (if (equal com ?r) | |
| 968 | (vip-loop val (yank)) | |
| 969 | (vip-change-mode-to-insert)))) | |
| 970 | ||
| 971 | (defun vip-Insert (arg) | |
| 972 | "Insert before first non-white." | |
| 973 | (interactive "P") | |
| 974 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 975 | (setq vip-d-com (list 'vip-Insert val ?r)) | |
| 976 | (back-to-indentation) | |
| 977 | (if (equal com ?r) | |
| 978 | (vip-loop val (yank)) | |
| 979 | (vip-change-mode-to-insert)))) | |
| 980 | ||
| 981 | (defun vip-open-line (arg) | |
| 982 | "Open line below." | |
| 983 | (interactive "P") | |
| 984 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 985 | (setq vip-d-com (list 'vip-open-line val ?r)) | |
| 986 | (let ((col (current-indentation))) | |
| 987 | (if (equal com ?r) | |
| 988 | (vip-loop val | |
| 989 | (progn | |
| 990 | (end-of-line) | |
| 991 | (newline 1) | |
| 992 | (if vip-open-with-indent (indent-to col)) | |
| 993 | (yank))) | |
| 994 | (end-of-line) | |
| 995 | (newline 1) | |
| 996 | (if vip-open-with-indent (indent-to col)) | |
| 997 | (vip-change-mode-to-insert))))) | |
| 998 | ||
| 999 | (defun vip-Open-line (arg) | |
| 1000 | "Open line above." | |
| 1001 | (interactive "P") | |
| 1002 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1003 | (setq vip-d-com (list 'vip-Open-line val ?r)) | |
| 1004 | (let ((col (current-indentation))) | |
| 1005 | (if (equal com ?r) | |
| 1006 | (vip-loop val | |
| 1007 | (progn | |
| 1008 | (beginning-of-line) | |
| 1009 | (open-line 1) | |
| 1010 | (if vip-open-with-indent (indent-to col)) | |
| 1011 | (yank))) | |
| 1012 | (beginning-of-line) | |
| 1013 | (open-line 1) | |
| 1014 | (if vip-open-with-indent (indent-to col)) | |
| 1015 | (vip-change-mode-to-insert))))) | |
| 1016 | ||
| 1017 | (defun vip-open-line-at-point (arg) | |
| 1018 | "Open line at point." | |
| 1019 | (interactive "P") | |
| 1020 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1021 | (setq vip-d-com (list 'vip-open-line-at-point val ?r)) | |
| 1022 | (if (equal com ?r) | |
| 1023 | (vip-loop val | |
| 1024 | (progn | |
| 1025 | (open-line 1) | |
| 1026 | (yank))) | |
| 1027 | (open-line 1) | |
| 1028 | (vip-change-mode-to-insert)))) | |
| 1029 | ||
| 1030 | (defun vip-substitute (arg) | |
| 1031 | "Substitute characters." | |
| 1032 | (interactive "P") | |
| 1033 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1034 | (save-excursion | |
| 1035 | (set-mark (point)) | |
| 1036 | (forward-char val) | |
| 1037 | (if (equal com ?r) | |
| 1038 | (vip-change-subr (mark) (point)) | |
| 1039 | (vip-change (mark) (point)))) | |
| 1040 | (setq vip-d-com (list 'vip-substitute val ?r)))) | |
| a1506d29 | 1041 | |
| d7cc5184 RS |
1042 | (defun vip-substitute-line (arg) |
| 1043 | "Substitute lines." | |
| 1044 | (interactive "p") | |
| 1045 | (vip-line (cons arg ?C))) | |
| 1046 | ||
| 1047 | \f | |
| 1048 | ;; line command | |
| 1049 | ||
| 1050 | (defun vip-line (arg) | |
| 1051 | (let ((val (car arg)) (com (cdr arg))) | |
| 1052 | (move-marker vip-com-point (point)) | |
| 91dd4dc4 | 1053 | (with-no-warnings (next-line (1- val))) |
| d7cc5184 RS |
1054 | (vip-execute-com 'vip-line val com))) |
| 1055 | ||
| 1056 | (defun vip-yank-line (arg) | |
| 1057 | "Yank ARG lines (in vi's sense)" | |
| 1058 | (interactive "P") | |
| 1059 | (let ((val (vip-p-val arg))) | |
| 1060 | (vip-line (cons val ?Y)))) | |
| a1506d29 | 1061 | |
| d7cc5184 RS |
1062 | \f |
| 1063 | ;; region command | |
| 1064 | ||
| 1065 | (defun vip-region (arg) | |
| 1066 | (interactive "P") | |
| 1067 | (let ((val (vip-P-val arg)) | |
| 1068 | (com (vip-getcom arg))) | |
| 1069 | (move-marker vip-com-point (point)) | |
| 1070 | (exchange-point-and-mark) | |
| 1071 | (vip-execute-com 'vip-region val com))) | |
| 1072 | ||
| 1073 | (defun vip-Region (arg) | |
| 1074 | (interactive "P") | |
| 1075 | (let ((val (vip-P-val arg)) | |
| 1076 | (com (vip-getCom arg))) | |
| 1077 | (move-marker vip-com-point (point)) | |
| 1078 | (exchange-point-and-mark) | |
| 1079 | (vip-execute-com 'vip-Region val com))) | |
| a1506d29 | 1080 | |
| d7cc5184 RS |
1081 | (defun vip-replace-char (arg) |
| 1082 | "Replace the following ARG chars by the character read." | |
| 1083 | (interactive "P") | |
| 1084 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1085 | (setq vip-d-com (list 'vip-replace-char val ?r)) | |
| 1086 | (vip-replace-char-subr (if (equal com ?r) vip-d-char (read-char)) val))) | |
| 1087 | ||
| 1088 | (defun vip-replace-char-subr (char arg) | |
| 1089 | (delete-char arg t) | |
| 1090 | (setq vip-d-char char) | |
| 1091 | (vip-loop (if (> arg 0) arg (- arg)) (insert char)) | |
| 1092 | (backward-char arg)) | |
| 1093 | ||
| 1094 | (defun vip-replace-string () | |
| 1095 | "Replace string. If you supply null string as the string to be replaced, | |
| 1096 | the query replace mode will toggle between string replace and regexp replace." | |
| 1097 | (interactive) | |
| 1098 | (let (str) | |
| 1099 | (setq str (vip-read-string | |
| 1100 | (if vip-re-replace "Replace regexp: " "Replace string: "))) | |
| 1101 | (if (string= str "") | |
| 1102 | (progn | |
| 1103 | (setq vip-re-replace (not vip-re-replace)) | |
| 4cea11ff KH |
1104 | (message "Replace mode changed to %s." |
| 1105 | (if vip-re-replace "regexp replace" | |
| 1106 | "string replace"))) | |
| d7cc5184 | 1107 | (if vip-re-replace |
| 59755461 RS |
1108 | ;; (replace-regexp |
| 1109 | ;; str | |
| 1110 | ;; (vip-read-string (format "Replace regexp \"%s\" with: " str))) | |
| 1111 | (while (re-search-forward str nil t) | |
| 1112 | (replace-match (vip-read-string | |
| 1113 | (format "Replace regexp \"%s\" with: " str)) | |
| 1114 | nil nil)) | |
| 70903d8e RS |
1115 | (with-no-warnings |
| 1116 | (replace-string | |
| 1117 | str | |
| 1118 | (vip-read-string (format "Replace \"%s\" with: " str)))))))) | |
| d7cc5184 RS |
1119 | |
| 1120 | \f | |
| 1121 | ;; basic cursor movement. j, k, l, m commands. | |
| 1122 | ||
| 1123 | (defun vip-forward-char (arg) | |
| 1124 | "Move point right ARG characters (left if ARG negative).On reaching end | |
| 1125 | of buffer, stop and signal error." | |
| 1126 | (interactive "P") | |
| 1127 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1128 | (if com (move-marker vip-com-point (point))) | |
| 1129 | (forward-char val) | |
| 1130 | (if com (vip-execute-com 'vip-forward-char val com)))) | |
| 1131 | ||
| 1132 | (defun vip-backward-char (arg) | |
| 1133 | "Move point left ARG characters (right if ARG negative). On reaching | |
| 1134 | beginning of buffer, stop and signal error." | |
| 1135 | (interactive "P") | |
| 1136 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1137 | (if com (move-marker vip-com-point (point))) | |
| 1138 | (backward-char val) | |
| 1139 | (if com (vip-execute-com 'vip-backward-char val com)))) | |
| 1140 | ||
| 1141 | \f | |
| 1142 | ;; word command | |
| 1143 | ||
| 1144 | (defun vip-forward-word (arg) | |
| 1145 | "Forward word." | |
| 1146 | (interactive "P") | |
| 1147 | (let ((val (vip-p-val arg)) | |
| 1148 | (com (vip-getcom arg))) | |
| 1149 | (if com (move-marker vip-com-point (point))) | |
| 1150 | (forward-word val) | |
| 1151 | (skip-chars-forward " \t\n") | |
| 1152 | (if com | |
| 1153 | (progn | |
| 1154 | (if (or (= com ?c) (= com (- ?c))) | |
| 1155 | (progn (backward-word 1) (forward-word 1))) | |
| 1156 | (if (or (= com ?d) (= com ?y)) | |
| 1157 | (progn | |
| 1158 | (backward-word 1) | |
| 1159 | (forward-word 1) | |
| 1160 | (skip-chars-forward " \t"))) | |
| 1161 | (vip-execute-com 'vip-forward-word val com))))) | |
| 1162 | ||
| 1163 | (defun vip-end-of-word (arg) | |
| 1164 | "Move point to end of current word." | |
| 1165 | (interactive "P") | |
| 1166 | (let ((val (vip-p-val arg)) | |
| 1167 | (com (vip-getcom arg))) | |
| 1168 | (if com (move-marker vip-com-point (point))) | |
| 1169 | (forward-char) | |
| 1170 | (forward-word val) | |
| 1171 | (backward-char) | |
| 1172 | (if com | |
| 1173 | (progn | |
| 1174 | (forward-char) | |
| 1175 | (vip-execute-com 'vip-end-of-word val com))))) | |
| a1506d29 | 1176 | |
| d7cc5184 RS |
1177 | (defun vip-backward-word (arg) |
| 1178 | "Backward word." | |
| 1179 | (interactive "P") | |
| 1180 | (let ((val (vip-p-val arg)) | |
| 1181 | (com (vip-getcom arg))) | |
| 1182 | (if com (move-marker vip-com-point (point))) | |
| 1183 | (backward-word val) | |
| 1184 | (if com (vip-execute-com 'vip-backward-word val com)))) | |
| 1185 | ||
| 1186 | (defun vip-forward-Word (arg) | |
| 1187 | "Forward word delimited by white character." | |
| 1188 | (interactive "P") | |
| 1189 | (let ((val (vip-p-val arg)) | |
| 1190 | (com (vip-getcom arg))) | |
| 1191 | (if com (move-marker vip-com-point (point))) | |
| 1192 | (re-search-forward "[^ \t\n]*[ \t\n]+" nil t val) | |
| 1193 | (if com | |
| 1194 | (progn | |
| 1195 | (if (or (= com ?c) (= com (- ?c))) | |
| 1196 | (progn (backward-word 1) (forward-word 1))) | |
| 1197 | (if (or (= com ?d) (= com ?y)) | |
| 1198 | (progn | |
| 1199 | (backward-word 1) | |
| 1200 | (forward-word 1) | |
| 1201 | (skip-chars-forward " \t"))) | |
| 1202 | (vip-execute-com 'vip-forward-Word val com))))) | |
| 1203 | ||
| 1204 | (defun vip-end-of-Word (arg) | |
| 1205 | "Move forward to end of word delimited by white character." | |
| 1206 | (interactive "P") | |
| 1207 | (let ((val (vip-p-val arg)) | |
| 1208 | (com (vip-getcom arg))) | |
| 1209 | (if com (move-marker vip-com-point (point))) | |
| 1210 | (forward-char) | |
| 1211 | (if (re-search-forward "[^ \t\n]+" nil t val) (backward-char)) | |
| 1212 | (if com | |
| 1213 | (progn | |
| 1214 | (forward-char) | |
| 1215 | (vip-execute-com 'vip-end-of-Word val com))))) | |
| 1216 | ||
| 1217 | (defun vip-backward-Word (arg) | |
| 1218 | "Backward word delimited by white character." | |
| 1219 | (interactive "P") | |
| 1220 | (let ((val (vip-p-val arg)) | |
| 1221 | (com (vip-getcom arg))) | |
| 1222 | (if com (move-marker vip-com-point (point))) | |
| 1223 | (if (re-search-backward "[ \t\n]+[^ \t\n]+" nil t val) | |
| 1224 | (forward-char) | |
| 1225 | (goto-char (point-min))) | |
| 1226 | (if com (vip-execute-com 'vip-backward-Word val com)))) | |
| 1227 | ||
| 1228 | (defun vip-beginning-of-line (arg) | |
| 1229 | "Go to beginning of line." | |
| 1230 | (interactive "P") | |
| 1231 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1232 | (if com (move-marker vip-com-point (point))) | |
| 1233 | (beginning-of-line val) | |
| 1234 | (if com (vip-execute-com 'vip-beginning-of-line val com)))) | |
| 1235 | ||
| 1236 | (defun vip-bol-and-skip-white (arg) | |
| 1237 | "Beginning of line at first non-white character." | |
| 1238 | (interactive "P") | |
| 1239 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1240 | (if com (move-marker vip-com-point (point))) | |
| 1241 | (back-to-indentation) | |
| 1242 | (if com (vip-execute-com 'vip-bol-and-skip-white val com)))) | |
| 1243 | ||
| 1244 | (defun vip-goto-eol (arg) | |
| 1245 | "Go to end of line." | |
| 1246 | (interactive "P") | |
| 1247 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1248 | (if com (move-marker vip-com-point (point))) | |
| 1249 | (end-of-line val) | |
| 1250 | (if com (vip-execute-com 'vip-goto-eol val com)))) | |
| 1251 | ||
| 1252 | (defun vip-next-line (arg) | |
| 1253 | "Go to next line." | |
| 1254 | (interactive "P") | |
| 1255 | (let ((val (vip-p-val arg)) (com (vip-getCom arg))) | |
| 1256 | (if com (move-marker vip-com-point (point))) | |
| 1257 | (line-move val) | |
| 1258 | (setq this-command 'next-line) | |
| 1259 | (if com (vip-execute-com 'vip-next-line val com)))) | |
| 1260 | ||
| 1261 | (defun vip-next-line-at-bol (arg) | |
| 1262 | "Next line at beginning of line." | |
| 1263 | (interactive "P") | |
| 1264 | (let ((val (vip-p-val arg)) (com (vip-getCom arg))) | |
| 1265 | (if com (move-marker vip-com-point (point))) | |
| 91dd4dc4 | 1266 | (with-no-warnings (next-line val)) |
| d7cc5184 RS |
1267 | (back-to-indentation) |
| 1268 | (if com (vip-execute-com 'vip-next-line-at-bol val com)))) | |
| 1269 | ||
| 1270 | (defun vip-previous-line (arg) | |
| 1271 | "Go to previous line." | |
| 1272 | (interactive "P") | |
| 1273 | (let ((val (vip-p-val arg)) (com (vip-getCom arg))) | |
| 1274 | (if com (move-marker vip-com-point (point))) | |
| 91dd4dc4 | 1275 | (with-no-warnings (next-line (- val))) |
| d7cc5184 RS |
1276 | (setq this-command 'previous-line) |
| 1277 | (if com (vip-execute-com 'vip-previous-line val com)))) | |
| 1278 | ||
| 1279 | (defun vip-previous-line-at-bol (arg) | |
| 1280 | "Previous line at beginning of line." | |
| 1281 | (interactive "P") | |
| 1282 | (let ((val (vip-p-val arg)) (com (vip-getCom arg))) | |
| 1283 | (if com (move-marker vip-com-point (point))) | |
| 91dd4dc4 | 1284 | (with-no-warnings (next-line (- val))) |
| d7cc5184 RS |
1285 | (back-to-indentation) |
| 1286 | (if com (vip-execute-com 'vip-previous-line val com)))) | |
| 1287 | ||
| 1288 | (defun vip-change-to-eol (arg) | |
| 1289 | "Change to end of line." | |
| 1290 | (interactive "P") | |
| 1291 | (vip-goto-eol (cons arg ?c))) | |
| 1292 | ||
| 1293 | (defun vip-kill-line (arg) | |
| 1294 | "Delete line." | |
| 1295 | (interactive "P") | |
| 1296 | (vip-goto-eol (cons arg ?d))) | |
| 1297 | ||
| 1298 | \f | |
| 1299 | ;; moving around | |
| 1300 | ||
| 1301 | (defun vip-goto-line (arg) | |
| 1302 | "Go to ARG's line. Without ARG go to end of buffer." | |
| 1303 | (interactive "P") | |
| 1304 | (let ((val (vip-P-val arg)) (com (vip-getCom arg))) | |
| 1305 | (move-marker vip-com-point (point)) | |
| 1306 | (set-mark (point)) | |
| 1307 | (if (null val) | |
| 1308 | (goto-char (point-max)) | |
| 1309 | (goto-char (point-min)) | |
| 1310 | (forward-line (1- val))) | |
| 1311 | (back-to-indentation) | |
| 1312 | (if com (vip-execute-com 'vip-goto-line val com)))) | |
| 1313 | ||
| 1314 | (defun vip-find-char (arg char forward offset) | |
| eb8c3be9 | 1315 | "Find ARG's occurrence of CHAR on the current line. If FORWARD then |
| d7cc5184 RS |
1316 | search is forward, otherwise backward. OFFSET is used to adjust point |
| 1317 | after search." | |
| 1318 | (let ((arg (if forward arg (- arg))) point) | |
| 1319 | (save-excursion | |
| 1320 | (save-restriction | |
| 1321 | (if (> arg 0) | |
| 1322 | (narrow-to-region | |
| 1323 | ;; forward search begins here | |
| 1324 | (if (eolp) (error "") (point)) | |
| 1325 | ;; forward search ends here | |
| 91dd4dc4 | 1326 | (progn (with-no-warnings (next-line 1)) (beginning-of-line) (point))) |
| d7cc5184 RS |
1327 | (narrow-to-region |
| 1328 | ;; backward search begins from here | |
| 1329 | (if (bolp) (error "") (point)) | |
| 1330 | ;; backward search ends here | |
| 1331 | (progn (beginning-of-line) (point)))) | |
| 1332 | ;; if arg > 0, point is forwarded before search. | |
| 1333 | (if (> arg 0) (goto-char (1+ (point-min))) | |
| 1334 | (goto-char (point-max))) | |
| 1335 | (let ((case-fold-search nil)) | |
| 1336 | (search-forward (char-to-string char) nil 0 arg)) | |
| 1337 | (setq point (point)) | |
| 1338 | (if (or (and (> arg 0) (= point (point-max))) | |
| 1339 | (and (< arg 0) (= point (point-min)))) | |
| 1340 | (error "")))) | |
| 1341 | (goto-char (+ point (if (> arg 0) (if offset -2 -1) (if offset 1 0)))))) | |
| 1342 | ||
| 1343 | (defun vip-find-char-forward (arg) | |
| 1344 | "Find char on the line. If called interactively read the char to find | |
| 1345 | from the terminal, and if called from vip-repeat, the char last used is | |
| 1c7e8dfb | 1346 | used. This behavior is controlled by the sign of prefix numeric value." |
| d7cc5184 RS |
1347 | (interactive "P") |
| 1348 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1349 | (if (> val 0) | |
| 1350 | ;; this means that the function was called interactively | |
| 1351 | (setq vip-f-char (read-char) | |
| 1352 | vip-f-forward t | |
| 1353 | vip-f-offset nil) | |
| 1354 | (setq val (- val))) | |
| 1355 | (if com (move-marker vip-com-point (point))) | |
| 1356 | (vip-find-char val (if (> (vip-p-val arg) 0) vip-f-char vip-F-char) t nil) | |
| 1357 | (setq val (- val)) | |
| 1358 | (if com | |
| 1359 | (progn | |
| 1360 | (setq vip-F-char vip-f-char);; set new vip-F-char | |
| 1361 | (forward-char) | |
| 1362 | (vip-execute-com 'vip-find-char-forward val com))))) | |
| 1363 | ||
| 1364 | (defun vip-goto-char-forward (arg) | |
| 1365 | "Go up to char ARG forward on line." | |
| 1366 | (interactive "P") | |
| 1367 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1368 | (if (> val 0) | |
| 1369 | ;; this means that the function was called interactively | |
| 1370 | (setq vip-f-char (read-char) | |
| 1371 | vip-f-forward t | |
| 1372 | vip-f-offset t) | |
| 1373 | (setq val (- val))) | |
| 1374 | (if com (move-marker vip-com-point (point))) | |
| 1375 | (vip-find-char val (if (> (vip-p-val arg) 0) vip-f-char vip-F-char) t t) | |
| 1376 | (setq val (- val)) | |
| 1377 | (if com | |
| 1378 | (progn | |
| 1379 | (setq vip-F-char vip-f-char);; set new vip-F-char | |
| 1380 | (forward-char) | |
| 1381 | (vip-execute-com 'vip-goto-char-forward val com))))) | |
| 1382 | ||
| 1383 | (defun vip-find-char-backward (arg) | |
| 1384 | "Find char ARG on line backward." | |
| 1385 | (interactive "P") | |
| 1386 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1387 | (if (> val 0) | |
| 1388 | ;; this means that the function was called interactively | |
| 1389 | (setq vip-f-char (read-char) | |
| 1390 | vip-f-forward nil | |
| 1391 | vip-f-offset nil) | |
| 1392 | (setq val (- val))) | |
| 1393 | (if com (move-marker vip-com-point (point))) | |
| 1394 | (vip-find-char | |
| 1395 | val (if (> (vip-p-val arg) 0) vip-f-char vip-F-char) nil nil) | |
| 1396 | (setq val (- val)) | |
| 1397 | (if com | |
| 1398 | (progn | |
| 1399 | (setq vip-F-char vip-f-char);; set new vip-F-char | |
| 1400 | (vip-execute-com 'vip-find-char-backward val com))))) | |
| 1401 | ||
| 1402 | (defun vip-goto-char-backward (arg) | |
| 1403 | "Go up to char ARG backward on line." | |
| 1404 | (interactive "P") | |
| 1405 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1406 | (if (> val 0) | |
| 1407 | ;; this means that the function was called interactively | |
| 1408 | (setq vip-f-char (read-char) | |
| 1409 | vip-f-forward nil | |
| 1410 | vip-f-offset t) | |
| 1411 | (setq val (- val))) | |
| 1412 | (if com (move-marker vip-com-point (point))) | |
| 1413 | (vip-find-char val (if (> (vip-p-val arg) 0) vip-f-char vip-F-char) nil t) | |
| 1414 | (setq val (- val)) | |
| 1415 | (if com | |
| 1416 | (progn | |
| 1417 | (setq vip-F-char vip-f-char);; set new vip-F-char | |
| 1418 | (vip-execute-com 'vip-goto-char-backward val com))))) | |
| 1419 | ||
| 1420 | (defun vip-repeat-find (arg) | |
| 1421 | "Repeat previous find command." | |
| 1422 | (interactive "P") | |
| 1423 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1424 | (if com (move-marker vip-com-point (point))) | |
| 1425 | (vip-find-char val vip-f-char vip-f-forward vip-f-offset) | |
| 1426 | (if com | |
| 1427 | (progn | |
| 1428 | (if vip-f-forward (forward-char)) | |
| 1429 | (vip-execute-com 'vip-repeat-find val com))))) | |
| 1430 | ||
| 1431 | (defun vip-repeat-find-opposite (arg) | |
| 1432 | "Repeat previous find command in the opposite direction." | |
| 1433 | (interactive "P") | |
| 1434 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| 1435 | (if com (move-marker vip-com-point (point))) | |
| 1436 | (vip-find-char val vip-f-char (not vip-f-forward) vip-f-offset) | |
| 1437 | (if com | |
| 1438 | (progn | |
| 1439 | (if vip-f-forward (forward-char)) | |
| 1440 | (vip-execute-com 'vip-repeat-find-opposite val com))))) | |
| 1441 | ||
| 1442 | \f | |
| 1443 | ;; window scrolling etc. | |
| 1444 | ||
| 1445 | (defun vip-other-window (arg) | |
| 1446 | "Switch to other window." | |
| 1447 | (interactive "p") | |
| 1448 | (other-window arg) | |
| 1449 | (or (not (eq vip-current-mode 'emacs-mode)) | |
| 1450 | (string= (buffer-name (current-buffer)) " *Minibuf-1*") | |
| 1451 | (vip-change-mode-to-vi))) | |
| 1452 | ||
| 1453 | (defun vip-window-top (arg) | |
| 1454 | "Go to home window line." | |
| 1455 | (interactive "P") | |
| 1456 | (let ((val (vip-p-val arg)) | |
| 1457 | (com (vip-getCom arg))) | |
| 1458 | (if com (move-marker vip-com-point (point))) | |
| 1459 | (move-to-window-line (1- val)) | |
| 1460 | (if com (vip-execute-com 'vip-window-top val com)))) | |
| 1461 | ||
| 1462 | (defun vip-window-middle (arg) | |
| 1463 | "Go to middle window line." | |
| 1464 | (interactive "P") | |
| 1465 | (let ((val (vip-p-val arg)) | |
| 1466 | (com (vip-getCom arg))) | |
| 1467 | (if com (move-marker vip-com-point (point))) | |
| 1468 | (move-to-window-line (+ (/ (1- (window-height)) 2) (1- val))) | |
| 1469 | (if com (vip-execute-com 'vip-window-middle val com)))) | |
| 1470 | ||
| 1471 | (defun vip-window-bottom (arg) | |
| 1472 | "Go to last window line." | |
| 1473 | (interactive "P") | |
| 1474 | (let ((val (vip-p-val arg)) | |
| 1475 | (com (vip-getCom arg))) | |
| 1476 | (if com (move-marker vip-com-point (point))) | |
| 1477 | (move-to-window-line (- val)) | |
| 1478 | (if com (vip-execute-com 'vip-window-bottom val com)))) | |
| 1479 | ||
| 1480 | (defun vip-line-to-top (arg) | |
| 1481 | "Put current line on the home line." | |
| 1482 | (interactive "p") | |
| 1483 | (recenter (1- arg))) | |
| 1484 | ||
| 1485 | (defun vip-line-to-middle (arg) | |
| 1486 | "Put current line on the middle line." | |
| 1487 | (interactive "p") | |
| 1488 | (recenter (+ (1- arg) (/ (1- (window-height)) 2)))) | |
| 1489 | ||
| 1490 | (defun vip-line-to-bottom (arg) | |
| 1491 | "Put current line on the last line." | |
| 1492 | (interactive "p") | |
| 1493 | (recenter (- (window-height) (1+ arg)))) | |
| 1494 | ||
| 1495 | \f | |
| 1496 | ;; paren match | |
| 1497 | ||
| 1498 | (defun vip-paren-match (arg) | |
| 1499 | "Go to the matching parenthesis." | |
| 1500 | (interactive "P") | |
| 1501 | (let ((com (vip-getcom arg))) | |
| 1502 | (if (numberp arg) | |
| 1503 | (if (or (> arg 99) (< arg 1)) | |
| e8af40ee | 1504 | (error "Prefix must be between 1 and 99") |
| d7cc5184 RS |
1505 | (goto-char |
| 1506 | (if (> (point-max) 80000) | |
| 1507 | (* (/ (point-max) 100) arg) | |
| 1508 | (/ (* (point-max) arg) 100))) | |
| 1509 | (back-to-indentation)) | |
| 1510 | (cond ((looking-at "[\(\[{]") | |
| 1511 | (if com (move-marker vip-com-point (point))) | |
| 1512 | (forward-sexp 1) | |
| 1513 | (if com | |
| 1514 | (vip-execute-com 'vip-paren-match nil com) | |
| 1515 | (backward-char))) | |
| 1516 | ((looking-at "[])}]") | |
| 1517 | (forward-char) | |
| 1518 | (if com (move-marker vip-com-point (point))) | |
| 1519 | (backward-sexp 1) | |
| 1520 | (if com (vip-execute-com 'vip-paren-match nil com))) | |
| 1521 | (t (error "")))))) | |
| 1522 | ||
| 1523 | \f | |
| 1524 | ;; sentence and paragraph | |
| 1525 | ||
| 1526 | (defun vip-forward-sentence (arg) | |
| 1527 | "Forward sentence." | |
| 1528 | (interactive "P") | |
| 1529 | (let ((val (vip-p-val arg)) | |
| 1530 | (com (vip-getcom arg))) | |
| 1531 | (if com (move-marker vip-com-point (point))) | |
| 1532 | (forward-sentence val) | |
| 1533 | (if com (vip-execute-com 'vip-forward-sentence nil com)))) | |
| 1534 | ||
| 1535 | (defun vip-backward-sentence (arg) | |
| 1536 | "Backward sentence." | |
| 1537 | (interactive "P") | |
| 1538 | (let ((val (vip-p-val arg)) | |
| 1539 | (com (vip-getcom arg))) | |
| 1540 | (if com (move-marker vip-com-point (point))) | |
| 1541 | (backward-sentence val) | |
| 1542 | (if com (vip-execute-com 'vip-backward-sentence nil com)))) | |
| 1543 | ||
| 1544 | (defun vip-forward-paragraph (arg) | |
| 1545 | "Forward paragraph." | |
| 1546 | (interactive "P") | |
| 1547 | (let ((val (vip-p-val arg)) | |
| 1548 | (com (vip-getCom arg))) | |
| 1549 | (if com (move-marker vip-com-point (point))) | |
| 1550 | (forward-paragraph val) | |
| 1551 | (if com (vip-execute-com 'vip-forward-paragraph nil com)))) | |
| 1552 | ||
| 1553 | (defun vip-backward-paragraph (arg) | |
| 1554 | "Backward paragraph." | |
| 1555 | (interactive "P") | |
| 1556 | (let ((val (vip-p-val arg)) | |
| 1557 | (com (vip-getCom arg))) | |
| 1558 | (if com (move-marker vip-com-point (point))) | |
| 1559 | (backward-paragraph val) | |
| 1560 | (if com (vip-execute-com 'vip-backward-paragraph nil com)))) | |
| 1561 | ||
| 1562 | \f | |
| 1563 | ;; scrolling | |
| 1564 | ||
| 1565 | (defun vip-scroll (arg) | |
| 1566 | "Scroll to next screen." | |
| 1567 | (interactive "p") | |
| 1568 | (if (> arg 0) | |
| 1569 | (while (> arg 0) | |
| 1570 | (scroll-up) | |
| 1571 | (setq arg (1- arg))) | |
| 1572 | (while (> 0 arg) | |
| 1573 | (scroll-down) | |
| 1574 | (setq arg (1+ arg))))) | |
| 1575 | ||
| 1576 | (defun vip-scroll-back (arg) | |
| 1577 | "Scroll to previous screen." | |
| 1578 | (interactive "p") | |
| 1579 | (vip-scroll (- arg))) | |
| 1580 | ||
| 1581 | (defun vip-scroll-down (arg) | |
| 1582 | "Scroll up half screen." | |
| 1583 | (interactive "P") | |
| 1584 | (if (null arg) (scroll-down (/ (window-height) 2)) | |
| 1585 | (scroll-down arg))) | |
| 1586 | ||
| 1587 | (defun vip-scroll-down-one (arg) | |
| 1588 | "Scroll up one line." | |
| 1589 | (interactive "p") | |
| 1590 | (scroll-down arg)) | |
| 1591 | ||
| 1592 | (defun vip-scroll-up (arg) | |
| 1593 | "Scroll down half screen." | |
| 1594 | (interactive "P") | |
| 1595 | (if (null arg) (scroll-up (/ (window-height) 2)) | |
| 1596 | (scroll-up arg))) | |
| 1597 | ||
| 1598 | (defun vip-scroll-up-one (arg) | |
| 1599 | "Scroll down one line." | |
| 1600 | (interactive "p") | |
| 1601 | (scroll-up arg)) | |
| 1602 | ||
| 1603 | \f | |
| 1604 | ;; splitting window | |
| 1605 | ||
| 1606 | (defun vip-buffer-in-two-windows () | |
| 1607 | "Show current buffer in two windows." | |
| 1608 | (interactive) | |
| 1609 | (delete-other-windows) | |
| 1610 | (split-window-vertically nil)) | |
| 1611 | ||
| 1612 | \f | |
| 1613 | ;; searching | |
| 1614 | ||
| 1615 | (defun vip-search-forward (arg) | |
| eb8c3be9 | 1616 | "Search a string forward. ARG is used to find the ARG's occurrence |
| d7cc5184 RS |
1617 | of the string. Default is vanilla search. Search mode can be toggled by |
| 1618 | giving null search string." | |
| 1619 | (interactive "P") | |
| 1620 | (let ((val (vip-P-val arg)) (com (vip-getcom arg))) | |
| 1621 | (setq vip-s-forward t | |
| 1622 | vip-s-string (vip-read-string (if vip-re-search "RE-/" "/"))) | |
| 1623 | (if (string= vip-s-string "") | |
| 1624 | (progn | |
| 1625 | (setq vip-re-search (not vip-re-search)) | |
| 4cea11ff KH |
1626 | (message "Search mode changed to %s search." |
| 1627 | (if vip-re-search "regular expression" | |
| 1628 | "vanilla"))) | |
| d7cc5184 RS |
1629 | (vip-search vip-s-string t val) |
| 1630 | (if com | |
| 1631 | (progn | |
| 1632 | (move-marker vip-com-point (mark)) | |
| 1633 | (vip-execute-com 'vip-search-next val com)))))) | |
| 1634 | ||
| 1635 | (defun vip-search-backward (arg) | |
| eb8c3be9 | 1636 | "Search a string backward. ARG is used to find the ARG's occurrence |
| d7cc5184 RS |
1637 | of the string. Default is vanilla search. Search mode can be toggled by |
| 1638 | giving null search string." | |
| 1639 | (interactive "P") | |
| 1640 | (let ((val (vip-P-val arg)) (com (vip-getcom arg))) | |
| 1641 | (setq vip-s-forward nil | |
| 1642 | vip-s-string (vip-read-string (if vip-re-search "RE-?" "?"))) | |
| 1643 | (if (string= vip-s-string "") | |
| 1644 | (progn | |
| 1645 | (setq vip-re-search (not vip-re-search)) | |
| 4cea11ff KH |
1646 | (message "Search mode changed to %s search." |
| 1647 | (if vip-re-search "regular expression" | |
| 1648 | "vanilla"))) | |
| d7cc5184 RS |
1649 | (vip-search vip-s-string nil val) |
| 1650 | (if com | |
| 1651 | (progn | |
| 1652 | (move-marker vip-com-point (mark)) | |
| 1653 | (vip-execute-com 'vip-search-next val com)))))) | |
| 1654 | ||
| 1655 | (defun vip-search (string forward arg &optional no-offset init-point) | |
| 1656 | "(STRING FORWARD COUNT &optional NO-OFFSET) Search COUNT's occurrence of | |
| 1657 | STRING. Search will be forward if FORWARD, otherwise backward." | |
| 1658 | (let ((val (vip-p-val arg)) (com (vip-getcom arg)) | |
| 1659 | (null-arg (null (vip-P-val arg))) (offset (not no-offset)) | |
| 1660 | (case-fold-search vip-case-fold-search) | |
| 1661 | (start-point (or init-point (point)))) | |
| 1662 | (if forward | |
| 1663 | (condition-case conditions | |
| 1664 | (progn | |
| 1665 | (if (and offset (not (eobp))) (forward-char)) | |
| 1666 | (if vip-re-search | |
| 1667 | (progn | |
| 1668 | (re-search-forward string nil nil val) | |
| 1669 | (re-search-backward string)) | |
| 1670 | (search-forward string nil nil val) | |
| 1671 | (search-backward string)) | |
| 1672 | (push-mark start-point)) | |
| 1673 | (search-failed | |
| 1674 | (if (and null-arg vip-search-wrap-around) | |
| 1675 | (progn | |
| 1676 | (goto-char (point-min)) | |
| 1677 | (vip-search string forward (cons 1 com) t start-point)) | |
| 1678 | (goto-char start-point) | |
| 1679 | (signal 'search-failed (cdr conditions))))) | |
| 1680 | (condition-case conditions | |
| 1681 | (progn | |
| 1682 | (if vip-re-search | |
| 1683 | (re-search-backward string nil nil val) | |
| 1684 | (search-backward string nil nil val)) | |
| 1685 | (push-mark start-point)) | |
| 1686 | (search-failed | |
| 1687 | (if (and null-arg vip-search-wrap-around) | |
| 1688 | (progn | |
| 1689 | (goto-char (point-max)) | |
| 1690 | (vip-search string forward (cons 1 com) t start-point)) | |
| 1691 | (goto-char start-point) | |
| 1692 | (signal 'search-failed (cdr conditions)))))))) | |
| 1693 | ||
| 1694 | (defun vip-search-next (arg) | |
| 1695 | "Repeat previous search." | |
| 1696 | (interactive "P") | |
| 1697 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| e8af40ee | 1698 | (if (null vip-s-string) (error "No previous search string")) |
| d7cc5184 RS |
1699 | (vip-search vip-s-string vip-s-forward arg) |
| 1700 | (if com (vip-execute-com 'vip-search-next val com)))) | |
| 1701 | ||
| 1702 | (defun vip-search-Next (arg) | |
| 1703 | "Repeat previous search in the reverse direction." | |
| 1704 | (interactive "P") | |
| 1705 | (let ((val (vip-p-val arg)) (com (vip-getcom arg))) | |
| e8af40ee | 1706 | (if (null vip-s-string) (error "No previous search string")) |
| d7cc5184 RS |
1707 | (vip-search vip-s-string (not vip-s-forward) arg) |
| 1708 | (if com (vip-execute-com 'vip-search-Next val com)))) | |
| 1709 | ||
| 1710 | \f | |
| 1711 | ;; visiting and killing files, buffers | |
| 1712 | ||
| 1713 | (defun vip-switch-to-buffer () | |
| 1714 | "Switch to buffer in the current window." | |
| 1715 | (interactive) | |
| 1716 | (let (buffer) | |
| 1717 | (setq buffer | |
| 1718 | (read-buffer | |
| 1719 | (format "switch to buffer \(%s\): " | |
| 1720 | (buffer-name (other-buffer (current-buffer)))))) | |
| 1721 | (switch-to-buffer buffer) | |
| 1722 | (vip-change-mode-to-vi))) | |
| 1723 | ||
| 1724 | (defun vip-switch-to-buffer-other-window () | |
| 1725 | "Switch to buffer in another window." | |
| 1726 | (interactive) | |
| 1727 | (let (buffer) | |
| 1728 | (setq buffer | |
| 1729 | (read-buffer | |
| 1730 | (format "Switch to buffer \(%s\): " | |
| 1731 | (buffer-name (other-buffer (current-buffer)))))) | |
| 1732 | (switch-to-buffer-other-window buffer) | |
| 1733 | (vip-change-mode-to-vi))) | |
| 1734 | ||
| 1735 | (defun vip-kill-buffer () | |
| 1736 | "Kill a buffer." | |
| 1737 | (interactive) | |
| 1738 | (let (buffer buffer-name) | |
| 1739 | (setq buffer-name | |
| 1740 | (read-buffer | |
| 1741 | (format "Kill buffer \(%s\): " | |
| 1742 | (buffer-name (current-buffer))))) | |
| 1743 | (setq buffer | |
| 1744 | (if (null buffer-name) | |
| 1745 | (current-buffer) | |
| 1746 | (get-buffer buffer-name))) | |
| e8af40ee | 1747 | (if (null buffer) (error "Buffer %s nonexistent" buffer-name)) |
| d7cc5184 RS |
1748 | (if (or (not (buffer-modified-p buffer)) |
| 1749 | (y-or-n-p "Buffer is modified, are you sure? ")) | |
| 1750 | (kill-buffer buffer) | |
| e8af40ee | 1751 | (error "Buffer not killed")))) |
| d7cc5184 RS |
1752 | |
| 1753 | (defun vip-find-file () | |
| 1754 | "Visit file in the current window." | |
| 1755 | (interactive) | |
| 1756 | (let (file) | |
| 1757 | (setq file (read-file-name "visit file: ")) | |
| 1758 | (switch-to-buffer (find-file-noselect file)) | |
| 1759 | (vip-change-mode-to-vi))) | |
| 1760 | ||
| 1761 | (defun vip-find-file-other-window () | |
| 1762 | "Visit file in another window." | |
| 1763 | (interactive) | |
| 1764 | (let (file) | |
| 1765 | (setq file (read-file-name "Visit file: ")) | |
| 1766 | (switch-to-buffer-other-window (find-file-noselect file)) | |
| 1767 | (vip-change-mode-to-vi))) | |
| 1768 | ||
| 1769 | (defun vip-info-on-file () | |
| 1770 | "Give information of the file associated to the current buffer." | |
| 1771 | (interactive) | |
| 1772 | (message "\"%s\" line %d of %d" | |
| 1773 | (if (buffer-file-name) (buffer-file-name) "") | |
| 1774 | (1+ (count-lines (point-min) (point))) | |
| 1775 | (1+ (count-lines (point-min) (point-max))))) | |
| 1776 | ||
| 1777 | \f | |
| 1778 | ;; yank and pop | |
| 1779 | ||
| 1780 | (defun vip-yank (text) | |
| 1781 | "yank TEXT silently." | |
| 1782 | (save-excursion | |
| 1783 | (vip-push-mark-silent (point)) | |
| 1784 | (insert text) | |
| 1785 | (exchange-point-and-mark)) | |
| 1786 | (skip-chars-forward " \t")) | |
| 1787 | ||
| 1788 | (defun vip-put-back (arg) | |
| 1789 | "Put back after point/below line." | |
| 1790 | (interactive "P") | |
| 1791 | (let ((val (vip-p-val arg)) | |
| 1792 | (text (if vip-use-register | |
| 1793 | (if (and (<= ?1 vip-use-register) (<= vip-use-register ?9)) | |
| d46bac56 | 1794 | (current-kill (- vip-use-register ?1) 'do-not-rotate) |
| d7cc5184 | 1795 | (get-register vip-use-register)) |
| d46bac56 | 1796 | (current-kill 0)))) |
| d7cc5184 RS |
1797 | (if (null text) |
| 1798 | (if vip-use-register | |
| 1799 | (let ((reg vip-use-register)) | |
| 1800 | (setq vip-use-register nil) | |
| 1801 | (error "Nothing in register %c" reg)) | |
| 1802 | (error ""))) | |
| 1803 | (setq vip-use-register nil) | |
| 1804 | (if (vip-end-with-a-newline-p text) | |
| 1805 | (progn | |
| 91dd4dc4 | 1806 | (with-no-warnings (next-line 1)) |
| d7cc5184 RS |
1807 | (beginning-of-line)) |
| 1808 | (if (and (not (eolp)) (not (eobp))) (forward-char))) | |
| 1809 | (setq vip-d-com (list 'vip-put-back val nil vip-use-register)) | |
| 1810 | (vip-loop val (vip-yank text)))) | |
| 1811 | ||
| 1812 | (defun vip-Put-back (arg) | |
| 1813 | "Put back at point/above line." | |
| 1814 | (interactive "P") | |
| 1815 | (let ((val (vip-p-val arg)) | |
| 1816 | (text (if vip-use-register | |
| 1817 | (if (and (<= ?1 vip-use-register) (<= vip-use-register ?9)) | |
| d46bac56 | 1818 | (current-kill (- vip-use-register ?1) 'do-not-rotate) |
| d7cc5184 | 1819 | (get-register vip-use-register)) |
| d46bac56 | 1820 | (current-kill 0)))) |
| d7cc5184 RS |
1821 | (if (null text) |
| 1822 | (if vip-use-register | |
| 1823 | (let ((reg vip-use-register)) | |
| 1824 | (setq vip-use-register nil) | |
| 1825 | (error "Nothing in register %c" reg)) | |
| 1826 | (error ""))) | |
| 1827 | (setq vip-use-register nil) | |
| 1828 | (if (vip-end-with-a-newline-p text) (beginning-of-line)) | |
| 1829 | (setq vip-d-com (list 'vip-Put-back val nil vip-use-register)) | |
| 1830 | (vip-loop val (vip-yank text)))) | |
| 1831 | ||
| 1832 | (defun vip-delete-char (arg) | |
| 1833 | "Delete character." | |
| 1834 | (interactive "P") | |
| 1835 | (let ((val (vip-p-val arg))) | |
| 1836 | (setq vip-d-com (list 'vip-delete-char val nil)) | |
| 1837 | (if vip-use-register | |
| 1838 | (progn | |
| 1839 | (if (and (<= ?A vip-use-register) (<= vip-use-register ?Z)) | |
| 1840 | (vip-append-to-register | |
| 136e6e99 | 1841 | (+ vip-use-register 32) (point) (- (point) val)) |
| d7cc5184 RS |
1842 | (copy-to-register vip-use-register (point) (- (point) val) nil)) |
| 1843 | (setq vip-use-register nil))) | |
| 1844 | (delete-char val t))) | |
| 1845 | ||
| 1846 | (defun vip-delete-backward-char (arg) | |
| 1847 | "Delete previous character." | |
| 1848 | (interactive "P") | |
| 1849 | (let ((val (vip-p-val arg))) | |
| 1850 | (setq vip-d-com (list 'vip-delete-backward-char val nil)) | |
| 1851 | (if vip-use-register | |
| 1852 | (progn | |
| 1853 | (if (and (<= ?A vip-use-register) (<= vip-use-register ?Z)) | |
| 1854 | (vip-append-to-register | |
| 136e6e99 | 1855 | (+ vip-use-register 32) (point) (+ (point) val)) |
| d7cc5184 RS |
1856 | (copy-to-register vip-use-register (point) (+ (point) val) nil)) |
| 1857 | (setq vip-use-register nil))) | |
| 1858 | (delete-backward-char val t))) | |
| 1859 | ||
| 1860 | \f | |
| 1861 | ;; join lines. | |
| 1862 | ||
| 1863 | (defun vip-join-lines (arg) | |
| 1864 | "Join this line to next, if ARG is nil. Otherwise, join ARG lines" | |
| 1865 | (interactive "*P") | |
| 1866 | (let ((val (vip-P-val arg))) | |
| 1867 | (setq vip-d-com (list 'vip-join-lines val nil)) | |
| 1868 | (vip-loop (if (null val) 1 (1- val)) | |
| 1869 | (progn | |
| 1870 | (end-of-line) | |
| 1871 | (if (not (eobp)) | |
| 1872 | (progn | |
| 1873 | (forward-line 1) | |
| 1874 | (delete-region (point) (1- (point))) | |
| 1875 | (fixup-whitespace))))))) | |
| 1876 | ||
| 1877 | \f | |
| 1878 | ;; making small changes | |
| 1879 | ||
| c93c42a6 RS |
1880 | (defvar vip-c-string) |
| 1881 | ||
| d7cc5184 | 1882 | (defun vip-change (beg end) |
| c93c42a6 | 1883 | (setq vip-c-string |
| d7cc5184 RS |
1884 | (vip-read-string (format "%s => " (buffer-substring beg end)))) |
| 1885 | (vip-change-subr beg end)) | |
| 1886 | ||
| 1887 | (defun vip-change-subr (beg end) | |
| 1888 | (if vip-use-register | |
| 1889 | (progn | |
| 1890 | (copy-to-register vip-use-register beg end nil) | |
| 1891 | (setq vip-use-register nil))) | |
| 1892 | (kill-region beg end) | |
| 1893 | (setq this-command 'vip-change) | |
| c93c42a6 | 1894 | (insert vip-c-string)) |
| d7cc5184 RS |
1895 | |
| 1896 | \f | |
| 1897 | ;; query replace | |
| 1898 | ||
| 1899 | (defun vip-query-replace () | |
| 1900 | "Query replace. If you supply null string as the string to be replaced, | |
| 1901 | the query replace mode will toggle between string replace and regexp replace." | |
| 1902 | (interactive) | |
| 1903 | (let (str) | |
| 1904 | (setq str (vip-read-string | |
| 1905 | (if vip-re-query-replace "Query replace regexp: " | |
| 1906 | "Query replace: "))) | |
| 1907 | (if (string= str "") | |
| 1908 | (progn | |
| 1909 | (setq vip-re-query-replace (not vip-re-query-replace)) | |
| 1910 | (message "Query replace mode changed to %s." | |
| 1911 | (if vip-re-query-replace "regexp replace" | |
| 1912 | "string replace"))) | |
| 1913 | (if vip-re-query-replace | |
| 1914 | (query-replace-regexp | |
| 1915 | str | |
| 1916 | (vip-read-string (format "Query replace regexp \"%s\" with: " str))) | |
| 1917 | (query-replace | |
| 1918 | str | |
| 1919 | (vip-read-string (format "Query replace \"%s\" with: " str))))))) | |
| 1920 | ||
| 1921 | \f | |
| 1922 | ;; marking | |
| 1923 | ||
| 1924 | (defun vip-mark-beginning-of-buffer () | |
| 1925 | (interactive) | |
| 1926 | (set-mark (point)) | |
| 1927 | (goto-char (point-min)) | |
| 1928 | (exchange-point-and-mark) | |
| 1929 | (message "mark set at the beginning of buffer")) | |
| 1930 | ||
| 1931 | (defun vip-mark-end-of-buffer () | |
| 1932 | (interactive) | |
| 1933 | (set-mark (point)) | |
| 1934 | (goto-char (point-max)) | |
| 1935 | (exchange-point-and-mark) | |
| 1936 | (message "mark set at the end of buffer")) | |
| 1937 | ||
| 1938 | (defun vip-mark-point (char) | |
| 1939 | (interactive "c") | |
| 1940 | (cond ((and (<= ?a char) (<= char ?z)) | |
| 136e6e99 | 1941 | (point-to-register (- char (- ?a ?\C-a)) nil)) |
| d7cc5184 RS |
1942 | ((= char ?<) (vip-mark-beginning-of-buffer)) |
| 1943 | ((= char ?>) (vip-mark-end-of-buffer)) | |
| 1944 | ((= char ?.) (push-mark)) | |
| 1945 | ((= char ?,) (set-mark-command 1)) | |
| 1946 | ((= char ?D) (mark-defun)) | |
| 1947 | (t (error "")))) | |
| 1948 | ||
| 1949 | (defun vip-goto-mark (arg) | |
| 1950 | "Go to mark." | |
| 1951 | (interactive "P") | |
| 1952 | (let ((char (read-char)) (com (vip-getcom arg))) | |
| 1953 | (vip-goto-mark-subr char com nil))) | |
| 1954 | ||
| 1955 | (defun vip-goto-mark-and-skip-white (arg) | |
| 1956 | "Go to mark and skip to first non-white on line." | |
| 1957 | (interactive "P") | |
| 1958 | (let ((char (read-char)) (com (vip-getCom arg))) | |
| 1959 | (vip-goto-mark-subr char com t))) | |
| 1960 | ||
| 1961 | (defun vip-goto-mark-subr (char com skip-white) | |
| 1962 | (cond ((and (<= ?a char) (<= char ?z)) | |
| 1963 | (let ((buff (current-buffer))) | |
| 1964 | (if com (move-marker vip-com-point (point))) | |
| 1965 | (goto-char (register-to-point (- char (- ?a ?\C-a)))) | |
| 1966 | (if skip-white (back-to-indentation)) | |
| 1967 | (vip-change-mode-to-vi) | |
| 1968 | (if com | |
| 1969 | (if (equal buff (current-buffer)) | |
| 1970 | (vip-execute-com (if skip-white | |
| 1971 | 'vip-goto-mark-and-skip-white | |
| 1972 | 'vip-goto-mark) | |
| 1973 | nil com) | |
| 1974 | (switch-to-buffer buff) | |
| 1975 | (goto-char vip-com-point) | |
| 1976 | (vip-change-mode-to-vi) | |
| 1977 | (error ""))))) | |
| 1978 | ((and (not skip-white) (= char ?`)) | |
| 1979 | (if com (move-marker vip-com-point (point))) | |
| 1980 | (exchange-point-and-mark) | |
| 1981 | (if com (vip-execute-com 'vip-goto-mark nil com))) | |
| 1982 | ((and skip-white (= char ?')) | |
| 1983 | (if com (move-marker vip-com-point (point))) | |
| 1984 | (exchange-point-and-mark) | |
| 1985 | (back-to-indentation) | |
| 1986 | (if com (vip-execute-com 'vip-goto-mark-and-skip-white nil com))) | |
| 1987 | (t (error "")))) | |
| 1988 | ||
| 1989 | (defun vip-exchange-point-and-mark () | |
| 1990 | (interactive) | |
| 1991 | (exchange-point-and-mark) | |
| 1992 | (back-to-indentation)) | |
| 1993 | ||
| 1994 | (defun vip-keyboard-quit () | |
| 1995 | "Abort partially formed or running command." | |
| 1996 | (interactive) | |
| 1997 | (setq vip-use-register nil) | |
| 1998 | (keyboard-quit)) | |
| 1999 | ||
| 2000 | (defun vip-ctl-c-equivalent (arg) | |
| 2001 | "Emulate C-c in Emacs mode." | |
| 2002 | (interactive "P") | |
| 2003 | (vip-ctl-key-equivalent "\C-c" arg)) | |
| 2004 | ||
| 2005 | (defun vip-ctl-x-equivalent (arg) | |
| 2006 | "Emulate C-x in Emacs mode." | |
| 2007 | (interactive "P") | |
| 2008 | (vip-ctl-key-equivalent "\C-x" arg)) | |
| 2009 | ||
| 2010 | (defun vip-ctl-key-equivalent (key arg) | |
| 2011 | (let ((char (read-char))) | |
| 2012 | (if (and (<= ?A char) (<= char ?Z)) | |
| 2013 | (setq char (- char (- ?A ?\C-a)))) | |
| 418d4513 | 2014 | (vip-escape-to-emacs arg (list (aref key 0) char)))) |
| d7cc5184 RS |
2015 | \f |
| 2016 | ;; commands in insertion mode | |
| 2017 | ||
| 2018 | (defun vip-delete-backward-word (arg) | |
| 2019 | "Delete previous word." | |
| 2020 | (interactive "p") | |
| 2021 | (save-excursion | |
| 2022 | (set-mark (point)) | |
| 2023 | (backward-word arg) | |
| 2024 | (delete-region (point) (mark)))) | |
| 2025 | ||
| 2026 | \f | |
| d7cc5184 RS |
2027 | ;; implement ex commands |
| 2028 | ||
| 2029 | (defvar ex-token-type nil | |
| 2030 | "type of token. if non-nil, gives type of address. if nil, it | |
| 2031 | is a command.") | |
| 2032 | ||
| 2033 | (defvar ex-token nil | |
| 2034 | "value of token.") | |
| 2035 | ||
| 2036 | (defvar ex-addresses nil | |
| 2037 | "list of ex addresses") | |
| 2038 | ||
| 2039 | (defvar ex-flag nil | |
| 2040 | "flag for ex flag") | |
| 2041 | ||
| 2042 | (defvar ex-buffer nil | |
| 2043 | "name of ex buffer") | |
| 2044 | ||
| 2045 | (defvar ex-count nil | |
| 2046 | "value of ex count") | |
| 2047 | ||
| 2048 | (defvar ex-g-flag nil | |
| 2049 | "flag for global command") | |
| 2050 | ||
| 2051 | (defvar ex-g-variant nil | |
| 2052 | "if t global command is executed on lines not matching ex-g-pat") | |
| 2053 | ||
| 2054 | (defvar ex-reg-exp nil | |
| 2055 | "save reg-exp used in substitute") | |
| 2056 | ||
| 2057 | (defvar ex-repl nil | |
| 2058 | "replace pattern for substitute") | |
| 2059 | ||
| 2060 | (defvar ex-g-pat nil | |
| 2061 | "pattern for global command") | |
| 2062 | ||
| 2063 | (defvar ex-map (make-sparse-keymap) | |
| eb8c3be9 | 2064 | "save commands for mapped keys") |
| d7cc5184 RS |
2065 | |
| 2066 | (defvar ex-tag nil | |
| 2067 | "save ex tag") | |
| 2068 | ||
| 2069 | (defvar ex-file nil) | |
| 2070 | ||
| 2071 | (defvar ex-variant nil) | |
| 2072 | ||
| 2073 | (defvar ex-offset nil) | |
| 2074 | ||
| 2075 | (defvar ex-append nil) | |
| 2076 | ||
| 2077 | (defun vip-nil () | |
| 2078 | (interactive) | |
| 2079 | (error "")) | |
| 2080 | ||
| 2081 | (defun vip-looking-back (str) | |
| 2082 | "returns t if looking back reg-exp STR before point." | |
| 2083 | (and (save-excursion (re-search-backward str nil t)) | |
| 2084 | (= (point) (match-end 0)))) | |
| 2085 | ||
| 2086 | (defun vip-check-sub (str) | |
| 2087 | "check if ex-token is an initial segment of STR" | |
| 2088 | (let ((length (length ex-token))) | |
| 2089 | (if (and (<= length (length str)) | |
| 2090 | (string= ex-token (substring str 0 length))) | |
| 2091 | (setq ex-token str) | |
| 2092 | (setq ex-token-type "non-command")))) | |
| 2093 | ||
| 2094 | (defun vip-get-ex-com-subr () | |
| 2095 | "get a complete ex command" | |
| 2096 | (set-mark (point)) | |
| 2097 | (re-search-forward "[a-z][a-z]*") | |
| 2098 | (setq ex-token-type "command") | |
| 2099 | (setq ex-token (buffer-substring (point) (mark))) | |
| 2100 | (exchange-point-and-mark) | |
| 2101 | (cond ((looking-at "a") | |
| 2102 | (cond ((looking-at "ab") (vip-check-sub "abbreviate")) | |
| 2103 | ((looking-at "ar") (vip-check-sub "args")) | |
| 2104 | (t (vip-check-sub "append")))) | |
| 2105 | ((looking-at "[bh]") (setq ex-token-type "non-command")) | |
| 2106 | ((looking-at "c") | |
| 2107 | (if (looking-at "co") (vip-check-sub "copy") | |
| 2108 | (vip-check-sub "change"))) | |
| 2109 | ((looking-at "d") (vip-check-sub "delete")) | |
| 2110 | ((looking-at "e") | |
| 2111 | (if (looking-at "ex") (vip-check-sub "ex") | |
| 2112 | (vip-check-sub "edit"))) | |
| 2113 | ((looking-at "f") (vip-check-sub "file")) | |
| 2114 | ((looking-at "g") (vip-check-sub "global")) | |
| 2115 | ((looking-at "i") (vip-check-sub "insert")) | |
| 2116 | ((looking-at "j") (vip-check-sub "join")) | |
| 2117 | ((looking-at "l") (vip-check-sub "list")) | |
| 2118 | ((looking-at "m") | |
| 2119 | (cond ((looking-at "map") (vip-check-sub "map")) | |
| 2120 | ((looking-at "mar") (vip-check-sub "mark")) | |
| 2121 | (t (vip-check-sub "move")))) | |
| 2122 | ((looking-at "n") | |
| 2123 | (if (looking-at "nu") (vip-check-sub "number") | |
| 2124 | (vip-check-sub "next"))) | |
| 2125 | ((looking-at "o") (vip-check-sub "open")) | |
| 2126 | ((looking-at "p") | |
| 2127 | (cond ((looking-at "pre") (vip-check-sub "preserve")) | |
| 2128 | ((looking-at "pu") (vip-check-sub "put")) | |
| 2129 | (t (vip-check-sub "print")))) | |
| 2130 | ((looking-at "q") (vip-check-sub "quit")) | |
| 2131 | ((looking-at "r") | |
| 2132 | (cond ((looking-at "rec") (vip-check-sub "recover")) | |
| 2133 | ((looking-at "rew") (vip-check-sub "rewind")) | |
| 2134 | (t (vip-check-sub "read")))) | |
| 2135 | ((looking-at "s") | |
| 2136 | (cond ((looking-at "se") (vip-check-sub "set")) | |
| 2137 | ((looking-at "sh") (vip-check-sub "shell")) | |
| 2138 | ((looking-at "so") (vip-check-sub "source")) | |
| 2139 | ((looking-at "st") (vip-check-sub "stop")) | |
| 2140 | (t (vip-check-sub "substitute")))) | |
| 2141 | ((looking-at "t") | |
| 2142 | (if (looking-at "ta") (vip-check-sub "tag") | |
| 2143 | (vip-check-sub "t"))) | |
| 2144 | ((looking-at "u") | |
| 2145 | (cond ((looking-at "una") (vip-check-sub "unabbreviate")) | |
| 2146 | ((looking-at "unm") (vip-check-sub "unmap")) | |
| 2147 | (t (vip-check-sub "undo")))) | |
| 2148 | ((looking-at "v") | |
| 2149 | (cond ((looking-at "ve") (vip-check-sub "version")) | |
| 2150 | ((looking-at "vi") (vip-check-sub "visual")) | |
| 2151 | (t (vip-check-sub "v")))) | |
| 2152 | ((looking-at "w") | |
| 2153 | (if (looking-at "wq") (vip-check-sub "wq") | |
| 2154 | (vip-check-sub "write"))) | |
| 2155 | ((looking-at "x") (vip-check-sub "xit")) | |
| 2156 | ((looking-at "y") (vip-check-sub "yank")) | |
| 2157 | ((looking-at "z") (vip-check-sub "z"))) | |
| 2158 | (exchange-point-and-mark)) | |
| 2159 | ||
| 2160 | (defun vip-get-ex-token () | |
| 2161 | "get an ex-token which is either an address or a command. | |
| 2162 | a token has type \(command, address, end-mark\) and value." | |
| 2163 | (save-window-excursion | |
| 2164 | (set-buffer " *ex-working-space*") | |
| 2165 | (skip-chars-forward " \t") | |
| 2166 | (cond ((looking-at "[k#]") | |
| 2167 | (setq ex-token-type "command") | |
| 2168 | (setq ex-token (char-to-string (following-char))) | |
| 2169 | (forward-char 1)) | |
| 2170 | ((looking-at "[a-z]") (vip-get-ex-com-subr)) | |
| 2171 | ((looking-at "\\.") | |
| 2172 | (forward-char 1) | |
| 2173 | (setq ex-token-type "dot")) | |
| 2174 | ((looking-at "[0-9]") | |
| 2175 | (set-mark (point)) | |
| 2176 | (re-search-forward "[0-9]*") | |
| 2177 | (setq ex-token-type | |
| 2178 | (cond ((string= ex-token-type "plus") "add-number") | |
| 2179 | ((string= ex-token-type "minus") "sub-number") | |
| 2180 | (t "abs-number"))) | |
| 027a4b6b | 2181 | (setq ex-token (string-to-number (buffer-substring (point) (mark))))) |
| d7cc5184 RS |
2182 | ((looking-at "\\$") |
| 2183 | (forward-char 1) | |
| 2184 | (setq ex-token-type "end")) | |
| 2185 | ((looking-at "%") | |
| 2186 | (forward-char 1) | |
| 2187 | (setq ex-token-type "whole")) | |
| 2188 | ((looking-at "+") | |
| 2189 | (cond ((or (looking-at "+[-+]") (looking-at "+[\n|]")) | |
| 2190 | (forward-char 1) | |
| 2191 | (insert "1") | |
| 2192 | (backward-char 1) | |
| 2193 | (setq ex-token-type "plus")) | |
| 2194 | ((looking-at "+[0-9]") | |
| 2195 | (forward-char 1) | |
| 2196 | (setq ex-token-type "plus")) | |
| 2197 | (t | |
| 2198 | (error "Badly formed address")))) | |
| 2199 | ((looking-at "-") | |
| 2200 | (cond ((or (looking-at "-[-+]") (looking-at "-[\n|]")) | |
| 2201 | (forward-char 1) | |
| 2202 | (insert "1") | |
| 2203 | (backward-char 1) | |
| 2204 | (setq ex-token-type "minus")) | |
| 2205 | ((looking-at "-[0-9]") | |
| 2206 | (forward-char 1) | |
| 2207 | (setq ex-token-type "minus")) | |
| 2208 | (t | |
| 2209 | (error "Badly formed address")))) | |
| 2210 | ((looking-at "/") | |
| 2211 | (forward-char 1) | |
| 2212 | (set-mark (point)) | |
| 2213 | (let ((cont t)) | |
| 2214 | (while (and (not (eolp)) cont) | |
| 2215 | ;;(re-search-forward "[^/]*/") | |
| 2216 | (re-search-forward "[^/]*\\(/\\|\n\\)") | |
| 2217 | (if (not (vip-looking-back "[^\\\\]\\(\\\\\\\\\\)*\\\\/")) | |
| 2218 | (setq cont nil)))) | |
| 2219 | (backward-char 1) | |
| 2220 | (setq ex-token (buffer-substring (point) (mark))) | |
| 2221 | (if (looking-at "/") (forward-char 1)) | |
| 2222 | (setq ex-token-type "search-forward")) | |
| 2223 | ((looking-at "\\?") | |
| 2224 | (forward-char 1) | |
| 2225 | (set-mark (point)) | |
| 2226 | (let ((cont t)) | |
| 2227 | (while (and (not (eolp)) cont) | |
| 2228 | ;;(re-search-forward "[^\\?]*\\?") | |
| 2229 | (re-search-forward "[^\\?]*\\(\\?\\|\n\\)") | |
| 2230 | (if (not (vip-looking-back "[^\\\\]\\(\\\\\\\\\\)*\\\\\\?")) | |
| 2231 | (setq cont nil)) | |
| 2232 | (backward-char 1) | |
| 2233 | (if (not (looking-at "\n")) (forward-char 1)))) | |
| 2234 | (setq ex-token-type "search-backward") | |
| 2235 | (setq ex-token (buffer-substring (1- (point)) (mark)))) | |
| 2236 | ((looking-at ",") | |
| 2237 | (forward-char 1) | |
| 2238 | (setq ex-token-type "comma")) | |
| 2239 | ((looking-at ";") | |
| 2240 | (forward-char 1) | |
| 2241 | (setq ex-token-type "semi-colon")) | |
| 2242 | ((looking-at "[!=><&~]") | |
| 2243 | (setq ex-token-type "command") | |
| 2244 | (setq ex-token (char-to-string (following-char))) | |
| 2245 | (forward-char 1)) | |
| 2246 | ((looking-at "'") | |
| 2247 | (setq ex-token-type "goto-mark") | |
| 2248 | (forward-char 1) | |
| 2249 | (cond ((looking-at "'") (setq ex-token nil)) | |
| 2250 | ((looking-at "[a-z]") (setq ex-token (following-char))) | |
| 2251 | (t (error "Marks are ' and a-z"))) | |
| 2252 | (forward-char 1)) | |
| 2253 | ((looking-at "\n") | |
| 2254 | (setq ex-token-type "end-mark") | |
| 2255 | (setq ex-token "goto")) | |
| 2256 | (t | |
| d00fa0a4 | 2257 | (error "invalid token"))))) |
| d7cc5184 RS |
2258 | |
| 2259 | (defun vip-ex (&optional string) | |
| 2260 | "ex commands within VIP." | |
| 2261 | (interactive) | |
| 2262 | (or string | |
| 2263 | (setq ex-g-flag nil | |
| 2264 | ex-g-variant nil)) | |
| 2265 | (let ((com-str (or string (vip-read-string ":"))) | |
| 2266 | (address nil) (cont t) (dot (point))) | |
| 2267 | (save-window-excursion | |
| 2268 | (set-buffer (get-buffer-create " *ex-working-space*")) | |
| 2269 | (delete-region (point-min) (point-max)) | |
| 2270 | (insert com-str "\n") | |
| 2271 | (goto-char (point-min))) | |
| 2272 | (setq ex-token-type "") | |
| 2273 | (setq ex-addresses nil) | |
| 2274 | (while cont | |
| 2275 | (vip-get-ex-token) | |
| 2276 | (cond ((or (string= ex-token-type "command") | |
| 2277 | (string= ex-token-type "end-mark")) | |
| 2278 | (if address (setq ex-addresses (cons address ex-addresses))) | |
| 2279 | (cond ((string= ex-token "global") | |
| 2280 | (ex-global nil) | |
| 2281 | (setq cont nil)) | |
| 2282 | ((string= ex-token "v") | |
| 2283 | (ex-global t) | |
| 2284 | (setq cont nil)) | |
| 2285 | (t | |
| 2286 | (vip-execute-ex-command) | |
| 2287 | (save-window-excursion | |
| 2288 | (set-buffer " *ex-working-space*") | |
| 2289 | (skip-chars-forward " \t") | |
| 2290 | (cond ((looking-at "|") | |
| 2291 | (forward-char 1)) | |
| 2292 | ((looking-at "\n") | |
| 2293 | (setq cont nil)) | |
| 2294 | (t (error "Extra character at end of a command"))))))) | |
| 2295 | ((string= ex-token-type "non-command") | |
| 2ae2e81e | 2296 | (error "%s: Not an editor command" ex-token)) |
| d7cc5184 RS |
2297 | ((string= ex-token-type "whole") |
| 2298 | (setq ex-addresses | |
| 2299 | (cons (point-max) (cons (point-min) ex-addresses)))) | |
| 2300 | ((string= ex-token-type "comma") | |
| 2301 | (setq ex-addresses | |
| 2302 | (cons (if (null address) (point) address) ex-addresses))) | |
| 2303 | ((string= ex-token-type "semi-colon") | |
| 2304 | (if address (setq dot address)) | |
| 2305 | (setq ex-addresses | |
| 2306 | (cons (if (null address) (point) address) ex-addresses))) | |
| 2307 | (t (let ((ans (vip-get-ex-address-subr address dot))) | |
| 2308 | (if ans (setq address ans)))))))) | |
| 2309 | ||
| 2310 | (defun vip-get-ex-pat () | |
| 2311 | "get a regular expression and set ex-variant if found" | |
| 2312 | (save-window-excursion | |
| 2313 | (set-buffer " *ex-working-space*") | |
| 2314 | (skip-chars-forward " \t") | |
| 2315 | (if (looking-at "!") | |
| 2316 | (progn | |
| 2317 | (setq ex-g-variant (not ex-g-variant) | |
| 2318 | ex-g-flag (not ex-g-flag)) | |
| 2319 | (forward-char 1) | |
| 2320 | (skip-chars-forward " \t"))) | |
| 2321 | (if (looking-at "/") | |
| 2322 | (progn | |
| 2323 | (forward-char 1) | |
| 2324 | (set-mark (point)) | |
| 2325 | (let ((cont t)) | |
| 2326 | (while (and (not (eolp)) cont) | |
| 2327 | (re-search-forward "[^/]*\\(/\\|\n\\)") | |
| 2328 | ;;(re-search-forward "[^/]*/") | |
| 2329 | (if (not (vip-looking-back "[^\\\\]\\(\\\\\\\\\\)*\\\\/")) | |
| 2330 | (setq cont nil)))) | |
| 2331 | (setq ex-token | |
| 2332 | (if (= (mark) (point)) "" | |
| 2333 | (buffer-substring (1- (point)) (mark)))) | |
| 2334 | (backward-char 1)) | |
| 2335 | (setq ex-token nil)))) | |
| 2336 | ||
| 2337 | (defun vip-get-ex-command () | |
| 2338 | "get an ex command" | |
| 2339 | (save-window-excursion | |
| 2340 | (set-buffer " *ex-working-space*") | |
| 2341 | (if (looking-at "/") (forward-char 1)) | |
| 2342 | (skip-chars-forward " \t") | |
| 2343 | (cond ((looking-at "[a-z]") | |
| 2344 | (vip-get-ex-com-subr) | |
| 2345 | (if (string= ex-token-type "non-command") | |
| 2346 | (error "%s: not an editor command" ex-token))) | |
| 2347 | ((looking-at "[!=><&~]") | |
| 2348 | (setq ex-token (char-to-string (following-char))) | |
| 2349 | (forward-char 1)) | |
| 2350 | (t (error "Could not find an ex command"))))) | |
| 2351 | ||
| 2352 | (defun vip-get-ex-opt-gc () | |
| 2353 | "get an ex option g or c" | |
| 2354 | (save-window-excursion | |
| 2355 | (set-buffer " *ex-working-space*") | |
| 2356 | (if (looking-at "/") (forward-char 1)) | |
| 2357 | (skip-chars-forward " \t") | |
| 2358 | (cond ((looking-at "g") | |
| 2359 | (setq ex-token "g") | |
| 2360 | (forward-char 1) | |
| 2361 | t) | |
| 2362 | ((looking-at "c") | |
| 2363 | (setq ex-token "c") | |
| 2364 | (forward-char 1) | |
| 2365 | t) | |
| 2366 | (t nil)))) | |
| 2367 | ||
| 2368 | (defun vip-default-ex-addresses (&optional whole-flag) | |
| 2369 | "compute default addresses. whole-flag means whole buffer." | |
| 2370 | (cond ((null ex-addresses) | |
| 2371 | (setq ex-addresses | |
| 2372 | (if whole-flag | |
| 2373 | (cons (point-max) (cons (point-min) nil)) | |
| 2374 | (cons (point) (cons (point) nil))))) | |
| 2375 | ((null (cdr ex-addresses)) | |
| 2376 | (setq ex-addresses | |
| 2377 | (cons (car ex-addresses) ex-addresses))))) | |
| 2378 | ||
| 2379 | (defun vip-get-ex-address () | |
| 2380 | "get an ex-address as a marker and set ex-flag if a flag is found" | |
| 2381 | (let ((address (point-marker)) (cont t)) | |
| 2382 | (setq ex-token "") | |
| 2383 | (setq ex-flag nil) | |
| 2384 | (while cont | |
| 2385 | (vip-get-ex-token) | |
| 2386 | (cond ((string= ex-token-type "command") | |
| 2387 | (if (or (string= ex-token "print") (string= ex-token "list") | |
| 2388 | (string= ex-token "#")) | |
| 2389 | (progn | |
| 2390 | (setq ex-flag t) | |
| 2391 | (setq cont nil)) | |
| 2392 | (error "address expected"))) | |
| 2393 | ((string= ex-token-type "end-mark") | |
| 2394 | (setq cont nil)) | |
| 2395 | ((string= ex-token-type "whole") | |
| 2396 | (error "a trailing address is expected")) | |
| 2397 | ((string= ex-token-type "comma") | |
| 2398 | (error "Extra characters after an address")) | |
| 2399 | (t (let ((ans (vip-get-ex-address-subr address (point-marker)))) | |
| 2400 | (if ans (setq address ans)))))) | |
| 2401 | address)) | |
| 2402 | ||
| 2403 | (defun vip-get-ex-address-subr (old-address dot) | |
| 2404 | "returns an address as a point" | |
| 2405 | (let ((address nil)) | |
| 2406 | (if (null old-address) (setq old-address dot)) | |
| 2407 | (cond ((string= ex-token-type "dot") | |
| 2408 | (setq address dot)) | |
| 2409 | ((string= ex-token-type "add-number") | |
| 2410 | (save-excursion | |
| 2411 | (goto-char old-address) | |
| 2412 | (forward-line (if (= old-address 0) (1- ex-token) ex-token)) | |
| 2413 | (setq address (point-marker)))) | |
| 2414 | ((string= ex-token-type "sub-number") | |
| 2415 | (save-excursion | |
| 2416 | (goto-char old-address) | |
| 2417 | (forward-line (- ex-token)) | |
| 2418 | (setq address (point-marker)))) | |
| 2419 | ((string= ex-token-type "abs-number") | |
| 2420 | (save-excursion | |
| 2421 | (goto-char (point-min)) | |
| 2422 | (if (= ex-token 0) (setq address 0) | |
| 2423 | (forward-line (1- ex-token)) | |
| 2424 | (setq address (point-marker))))) | |
| 2425 | ((string= ex-token-type "end") | |
| 2426 | (setq address (point-max-marker))) | |
| 2427 | ((string= ex-token-type "plus") t);; do nothing | |
| 2428 | ((string= ex-token-type "minus") t);; do nothing | |
| 2429 | ((string= ex-token-type "search-forward") | |
| 2430 | (save-excursion | |
| 2431 | (ex-search-address t) | |
| 2432 | (setq address (point-marker)))) | |
| 2433 | ((string= ex-token-type "search-backward") | |
| 2434 | (save-excursion | |
| 2435 | (ex-search-address nil) | |
| 2436 | (setq address (point-marker)))) | |
| 2437 | ((string= ex-token-type "goto-mark") | |
| 2438 | (save-excursion | |
| 2439 | (if (null ex-token) | |
| 2440 | (exchange-point-and-mark) | |
| 2441 | (goto-char (register-to-point (- ex-token (- ?a ?\C-a))))) | |
| 2442 | (setq address (point-marker))))) | |
| 2443 | address)) | |
| 2444 | ||
| 2445 | (defun ex-search-address (forward) | |
| 2446 | "search pattern and set address" | |
| 2447 | (if (string= ex-token "") | |
| 2448 | (if (null vip-s-string) (error "No previous search string") | |
| 2449 | (setq ex-token vip-s-string)) | |
| 2450 | (setq vip-s-string ex-token)) | |
| 2451 | (if forward | |
| 2452 | (progn | |
| 2453 | (forward-line 1) | |
| 2454 | (re-search-forward ex-token)) | |
| 2455 | (forward-line -1) | |
| 2456 | (re-search-backward ex-token))) | |
| 2457 | ||
| 2458 | (defun vip-get-ex-buffer () | |
| 2459 | "get a buffer name and set ex-count and ex-flag if found" | |
| 2460 | (setq ex-buffer nil) | |
| 2461 | (setq ex-count nil) | |
| 2462 | (setq ex-flag nil) | |
| 2463 | (save-window-excursion | |
| 2464 | (set-buffer " *ex-working-space*") | |
| 2465 | (skip-chars-forward " \t") | |
| 2466 | (if (looking-at "[a-zA-Z]") | |
| 2467 | (progn | |
| 2468 | (setq ex-buffer (following-char)) | |
| 2469 | (forward-char 1) | |
| 2470 | (skip-chars-forward " \t"))) | |
| 2471 | (if (looking-at "[0-9]") | |
| 2472 | (progn | |
| 2473 | (set-mark (point)) | |
| 2474 | (re-search-forward "[0-9][0-9]*") | |
| 027a4b6b | 2475 | (setq ex-count (string-to-number (buffer-substring (point) (mark)))) |
| d7cc5184 RS |
2476 | (skip-chars-forward " \t"))) |
| 2477 | (if (looking-at "[pl#]") | |
| 2478 | (progn | |
| 2479 | (setq ex-flag t) | |
| 2480 | (forward-char 1))) | |
| 2481 | (if (not (looking-at "[\n|]")) | |
| d00fa0a4 | 2482 | (error "Invalid extra characters")))) |
| d7cc5184 RS |
2483 | |
| 2484 | (defun vip-get-ex-count () | |
| 2485 | (setq ex-variant nil | |
| 2486 | ex-count nil | |
| 2487 | ex-flag nil) | |
| 2488 | (save-window-excursion | |
| 2489 | (set-buffer " *ex-working-space*") | |
| 2490 | (skip-chars-forward " \t") | |
| 2491 | (if (looking-at "!") | |
| 2492 | (progn | |
| 2493 | (setq ex-variant t) | |
| 2494 | (forward-char 1))) | |
| 2495 | (skip-chars-forward " \t") | |
| 2496 | (if (looking-at "[0-9]") | |
| 2497 | (progn | |
| 2498 | (set-mark (point)) | |
| 2499 | (re-search-forward "[0-9][0-9]*") | |
| 027a4b6b | 2500 | (setq ex-count (string-to-number (buffer-substring (point) (mark)))) |
| d7cc5184 RS |
2501 | (skip-chars-forward " \t"))) |
| 2502 | (if (looking-at "[pl#]") | |
| 2503 | (progn | |
| 2504 | (setq ex-flag t) | |
| 2505 | (forward-char 1))) | |
| 2506 | (if (not (looking-at "[\n|]")) | |
| d00fa0a4 | 2507 | (error "Invalid extra characters")))) |
| d7cc5184 RS |
2508 | |
| 2509 | (defun vip-get-ex-file () | |
| 2510 | "get a file name and set ex-variant, ex-append and ex-offset if found" | |
| 2511 | (setq ex-file nil | |
| 2512 | ex-variant nil | |
| 2513 | ex-append nil | |
| 2514 | ex-offset nil) | |
| 2515 | (save-window-excursion | |
| 2516 | (set-buffer " *ex-working-space*") | |
| 2517 | (skip-chars-forward " \t") | |
| 2518 | (if (looking-at "!") | |
| 2519 | (progn | |
| 2520 | (setq ex-variant t) | |
| 2521 | (forward-char 1) | |
| 2522 | (skip-chars-forward " \t"))) | |
| 2523 | (if (looking-at ">>") | |
| 2524 | (progn | |
| 2525 | (setq ex-append t | |
| 2526 | ex-variant t) | |
| 2527 | (forward-char 2) | |
| 2528 | (skip-chars-forward " \t"))) | |
| 2529 | (if (looking-at "+") | |
| 2530 | (progn | |
| 2531 | (forward-char 1) | |
| 2532 | (set-mark (point)) | |
| 2533 | (re-search-forward "[ \t\n]") | |
| 2534 | (backward-char 1) | |
| 2535 | (setq ex-offset (buffer-substring (point) (mark))) | |
| 2536 | (forward-char 1) | |
| 2537 | (skip-chars-forward " \t"))) | |
| 2538 | (set-mark (point)) | |
| 2539 | (re-search-forward "[ \t\n]") | |
| 2540 | (backward-char 1) | |
| 2541 | (setq ex-file (buffer-substring (point) (mark))))) | |
| 2542 | ||
| 2543 | (defun vip-execute-ex-command () | |
| 2544 | "execute ex command using the value of addresses." | |
| 2545 | (cond ((string= ex-token "goto") (ex-goto)) | |
| 2546 | ((string= ex-token "copy") (ex-copy nil)) | |
| 2547 | ((string= ex-token "delete") (ex-delete)) | |
| 2548 | ((string= ex-token "edit") (ex-edit)) | |
| 2549 | ((string= ex-token "file") (vip-info-on-file)) | |
| 2550 | ;((string= ex-token "global") (ex-global nil)) | |
| 2551 | ((string= ex-token "join") (ex-line "join")) | |
| 2552 | ((string= ex-token "k") (ex-mark)) | |
| 2553 | ((string= ex-token "mark") (ex-mark)) | |
| 2554 | ((string= ex-token "map") (ex-map)) | |
| 2555 | ((string= ex-token "move") (ex-copy t)) | |
| 2556 | ((string= ex-token "put") (ex-put)) | |
| 2557 | ((string= ex-token "quit") (ex-quit)) | |
| 2558 | ((string= ex-token "read") (ex-read)) | |
| 2559 | ((string= ex-token "set") (ex-set)) | |
| 2560 | ((string= ex-token "shell") (ex-shell)) | |
| 2561 | ((string= ex-token "substitute") (ex-substitute)) | |
| 2562 | ((string= ex-token "stop") (suspend-emacs)) | |
| 2563 | ((string= ex-token "t") (ex-copy nil)) | |
| 2564 | ((string= ex-token "tag") (ex-tag)) | |
| 2565 | ((string= ex-token "undo") (vip-undo)) | |
| 2566 | ((string= ex-token "unmap") (ex-unmap)) | |
| 2567 | ;((string= ex-token "v") (ex-global t)) | |
| 2568 | ((string= ex-token "version") (vip-version)) | |
| 2569 | ((string= ex-token "visual") (ex-edit)) | |
| 2570 | ((string= ex-token "write") (ex-write nil)) | |
| 2571 | ((string= ex-token "wq") (ex-write t)) | |
| 2572 | ((string= ex-token "yank") (ex-yank)) | |
| 2573 | ((string= ex-token "!") (ex-command)) | |
| 2574 | ((string= ex-token "=") (ex-line-no)) | |
| 2575 | ((string= ex-token ">") (ex-line "right")) | |
| 2576 | ((string= ex-token "<") (ex-line "left")) | |
| 2577 | ((string= ex-token "&") (ex-substitute t)) | |
| 2578 | ((string= ex-token "~") (ex-substitute t t)) | |
| 2579 | ((or (string= ex-token "append") | |
| 2580 | (string= ex-token "args") | |
| 2581 | (string= ex-token "change") | |
| 2582 | (string= ex-token "insert") | |
| 2583 | (string= ex-token "open") | |
| 2584 | ) | |
| 195b04a4 | 2585 | (error "%s: no such command from VIP" ex-token)) |
| d7cc5184 RS |
2586 | ((or (string= ex-token "abbreviate") |
| 2587 | (string= ex-token "list") | |
| 2588 | (string= ex-token "next") | |
| 2589 | (string= ex-token "print") | |
| 2590 | (string= ex-token "preserve") | |
| 2591 | (string= ex-token "recover") | |
| 2592 | (string= ex-token "rewind") | |
| 2593 | (string= ex-token "source") | |
| 2594 | (string= ex-token "unabbreviate") | |
| 2595 | (string= ex-token "xit") | |
| 2596 | (string= ex-token "z") | |
| 2597 | ) | |
| 195b04a4 KH |
2598 | (error "%s: not implemented in VIP" ex-token)) |
| 2599 | (t (error "%s: Not an editor command" ex-token)))) | |
| d7cc5184 RS |
2600 | |
| 2601 | (defun ex-goto () | |
| 2602 | "ex goto command" | |
| 2603 | (if (null ex-addresses) | |
| d46bac56 | 2604 | (setq ex-addresses (cons (point) nil))) |
| d7cc5184 RS |
2605 | (push-mark (point)) |
| 2606 | (goto-char (car ex-addresses)) | |
| 2607 | (beginning-of-line)) | |
| 2608 | ||
| 2609 | (defun ex-copy (del-flag) | |
| 2610 | "ex copy and move command. DEL-FLAG means delete." | |
| 2611 | (vip-default-ex-addresses) | |
| 2612 | (let ((address (vip-get-ex-address)) | |
| 2613 | (end (car ex-addresses)) (beg (car (cdr ex-addresses)))) | |
| 2614 | (goto-char end) | |
| 2615 | (save-excursion | |
| 2616 | (set-mark beg) | |
| 2617 | (vip-enlarge-region (mark) (point)) | |
| 2618 | (if del-flag (kill-region (point) (mark)) | |
| 2619 | (copy-region-as-kill (point) (mark))) | |
| 2620 | (if ex-flag | |
| 2621 | (progn | |
| 2622 | (with-output-to-temp-buffer "*copy text*" | |
| 2623 | (princ | |
| 2624 | (if (or del-flag ex-g-flag ex-g-variant) | |
| d46bac56 | 2625 | (current-kill 0) |
| d7cc5184 RS |
2626 | (buffer-substring (point) (mark))))) |
| 2627 | (condition-case nil | |
| 2628 | (progn | |
| 2629 | (vip-read-string "[Hit return to continue] ") | |
| 2630 | (save-excursion (kill-buffer "*copy text*"))) | |
| 2631 | (quit | |
| 2632 | (save-excursion (kill-buffer "*copy text*")) | |
| 2633 | (signal 'quit nil)))))) | |
| 2634 | (if (= address 0) | |
| 2635 | (goto-char (point-min)) | |
| 2636 | (goto-char address) | |
| 2637 | (forward-line 1)) | |
| d46bac56 | 2638 | (insert (current-kill 0)))) |
| d7cc5184 RS |
2639 | |
| 2640 | (defun ex-delete () | |
| 2641 | "ex delete" | |
| 2642 | (vip-default-ex-addresses) | |
| 2643 | (vip-get-ex-buffer) | |
| 2644 | (let ((end (car ex-addresses)) (beg (car (cdr ex-addresses)))) | |
| 2645 | (if (> beg end) (error "First address exceeds second")) | |
| 2646 | (save-excursion | |
| 2647 | (vip-enlarge-region beg end) | |
| 2648 | (exchange-point-and-mark) | |
| 2649 | (if ex-count | |
| 2650 | (progn | |
| 2651 | (set-mark (point)) | |
| 2652 | (forward-line (1- ex-count))) | |
| 2653 | (set-mark end)) | |
| 2654 | (vip-enlarge-region (point) (mark)) | |
| 2655 | (if ex-flag | |
| 2656 | ;; show text to be deleted and ask for confirmation | |
| 2657 | (progn | |
| 2658 | (with-output-to-temp-buffer " *delete text*" | |
| 2659 | (princ (buffer-substring (point) (mark)))) | |
| 2660 | (condition-case conditions | |
| 2661 | (vip-read-string "[Hit return to continue] ") | |
| 2662 | (quit | |
| 2663 | (save-excursion (kill-buffer " *delete text*")) | |
| 2664 | (error ""))) | |
| 2665 | (save-excursion (kill-buffer " *delete text*"))) | |
| 2666 | (if ex-buffer | |
| 2667 | (if (and (<= ?A ex-buffer) (<= ex-buffer ?Z)) | |
| 2668 | (vip-append-to-register | |
| 136e6e99 | 2669 | (+ ex-buffer 32) (point) (mark)) |
| d7cc5184 RS |
2670 | (copy-to-register ex-buffer (point) (mark) nil))) |
| 2671 | (delete-region (point) (mark)))))) | |
| 2672 | ||
| 2673 | (defun ex-edit () | |
| 2674 | "ex-edit" | |
| 2675 | (vip-get-ex-file) | |
| 2676 | (if (and (not ex-variant) (buffer-modified-p) buffer-file-name) | |
| 2677 | (error "No write since last change \(:e! overrides\)")) | |
| 2678 | (vip-change-mode-to-emacs) | |
| 2679 | (set-buffer | |
| 2680 | (find-file-noselect (concat default-directory ex-file))) | |
| 2681 | (vip-change-mode-to-vi) | |
| 2682 | (goto-char (point-min)) | |
| 2683 | (if ex-offset | |
| 2684 | (progn | |
| 2685 | (save-window-excursion | |
| 2686 | (set-buffer " *ex-working-space*") | |
| 2687 | (delete-region (point-min) (point-max)) | |
| 2688 | (insert ex-offset "\n") | |
| 2689 | (goto-char (point-min))) | |
| 2690 | (goto-char (vip-get-ex-address)) | |
| 2691 | (beginning-of-line)))) | |
| 2692 | ||
| 2693 | (defun ex-global (variant) | |
| 2694 | "ex global command" | |
| 2695 | (if (or ex-g-flag ex-g-variant) | |
| 2696 | (error "Global within global not allowed") | |
| 2697 | (if variant | |
| 2698 | (setq ex-g-flag nil | |
| 2699 | ex-g-variant t) | |
| 2700 | (setq ex-g-flag t | |
| 2701 | ex-g-variant nil))) | |
| 2702 | (vip-get-ex-pat) | |
| 2703 | (if (null ex-token) | |
| 2704 | (error "Missing regular expression for global command")) | |
| 2705 | (if (string= ex-token "") | |
| 2706 | (if (null vip-s-string) (error "No previous search string") | |
| 2707 | (setq ex-g-pat vip-s-string)) | |
| 2708 | (setq ex-g-pat ex-token | |
| 2709 | vip-s-string ex-token)) | |
| 2710 | (if (null ex-addresses) | |
| 2711 | (setq ex-addresses (list (point-max) (point-min)))) | |
| 2712 | (let ((marks nil) (mark-count 0) | |
| 2713 | com-str (end (car ex-addresses)) (beg (car (cdr ex-addresses)))) | |
| 2714 | (if (> beg end) (error "First address exceeds second")) | |
| 2715 | (save-excursion | |
| 2716 | (vip-enlarge-region beg end) | |
| 2717 | (exchange-point-and-mark) | |
| 2718 | (let ((cont t) (limit (point-marker))) | |
| 2719 | (exchange-point-and-mark) | |
| 2720 | ;; skip the last line if empty | |
| 2721 | (beginning-of-line) | |
| 2722 | (if (and (eobp) (not (bobp))) (backward-char 1)) | |
| 2723 | (while (and cont (not (bobp)) (>= (point) limit)) | |
| 2724 | (beginning-of-line) | |
| 2725 | (set-mark (point)) | |
| 2726 | (end-of-line) | |
| 2727 | (let ((found (re-search-backward ex-g-pat (mark) t))) | |
| 2728 | (if (or (and ex-g-flag found) | |
| 2729 | (and ex-g-variant (not found))) | |
| 2730 | (progn | |
| 2731 | (end-of-line) | |
| 2732 | (setq mark-count (1+ mark-count)) | |
| 2733 | (setq marks (cons (point-marker) marks))))) | |
| 2734 | (beginning-of-line) | |
| 2735 | (if (bobp) (setq cont nil) | |
| 2736 | (forward-line -1) | |
| 2737 | (end-of-line))))) | |
| 2738 | (save-window-excursion | |
| 2739 | (set-buffer " *ex-working-space*") | |
| 2740 | (setq com-str (buffer-substring (1+ (point)) (1- (point-max))))) | |
| 2741 | (while marks | |
| 2742 | (goto-char (car marks)) | |
| 2743 | ; report progress of execution on a slow machine. | |
| 2744 | ;(message "Executing global command...") | |
| 2745 | ;(if (zerop (% mark-count 10)) | |
| 2746 | ;(message "Executing global command...%d" mark-count)) | |
| 2747 | (vip-ex com-str) | |
| 2748 | (setq mark-count (1- mark-count)) | |
| 2749 | (setq marks (cdr marks))))) | |
| 2750 | ;(message "Executing global command...done"))) | |
| 2751 | ||
| 2752 | (defun ex-line (com) | |
| 2753 | "ex line commands. COM is join, shift-right or shift-left." | |
| 2754 | (vip-default-ex-addresses) | |
| 2755 | (vip-get-ex-count) | |
| 2756 | (let ((end (car ex-addresses)) (beg (car (cdr ex-addresses))) point) | |
| 2757 | (if (> beg end) (error "First address exceeds second")) | |
| 2758 | (save-excursion | |
| 2759 | (vip-enlarge-region beg end) | |
| 2760 | (exchange-point-and-mark) | |
| 2761 | (if ex-count | |
| 2762 | (progn | |
| 2763 | (set-mark (point)) | |
| 2764 | (forward-line ex-count))) | |
| 2765 | (if ex-flag | |
| 2766 | ;; show text to be joined and ask for confirmation | |
| 2767 | (progn | |
| 2768 | (with-output-to-temp-buffer " *text*" | |
| 2769 | (princ (buffer-substring (point) (mark)))) | |
| 2770 | (condition-case conditions | |
| 2771 | (progn | |
| 2772 | (vip-read-string "[Hit return to continue] ") | |
| 2773 | (ex-line-subr com (point) (mark))) | |
| 2774 | (quit | |
| 2775 | (ding))) | |
| 2776 | (save-excursion (kill-buffer " *text*"))) | |
| 2777 | (ex-line-subr com (point) (mark))) | |
| 2778 | (setq point (point))) | |
| 2779 | (goto-char (1- point)) | |
| 2780 | (beginning-of-line))) | |
| 2781 | ||
| 2782 | (defun ex-line-subr (com beg end) | |
| 2783 | (cond ((string= com "join") | |
| 2784 | (goto-char (min beg end)) | |
| 2785 | (while (and (not (eobp)) (< (point) (max beg end))) | |
| 2786 | (end-of-line) | |
| 2787 | (if (and (<= (point) (max beg end)) (not (eobp))) | |
| 2788 | (progn | |
| 2789 | (forward-line 1) | |
| 2790 | (delete-region (point) (1- (point))) | |
| 2791 | (if (not ex-variant) (fixup-whitespace)))))) | |
| 2792 | ((or (string= com "right") (string= com "left")) | |
| 2793 | (indent-rigidly | |
| 2794 | (min beg end) (max beg end) | |
| 2795 | (if (string= com "right") vip-shift-width (- vip-shift-width))) | |
| 2796 | (goto-char (max beg end)) | |
| 2797 | (end-of-line) | |
| 2798 | (forward-char 1)))) | |
| 2799 | ||
| 2800 | (defun ex-mark () | |
| 2801 | "ex mark" | |
| 2802 | (let (char) | |
| 2803 | (if (null ex-addresses) | |
| 2804 | (setq ex-addresses | |
| 2805 | (cons (point) nil))) | |
| 2806 | (save-window-excursion | |
| 2807 | (set-buffer " *ex-working-space*") | |
| 2808 | (skip-chars-forward " \t") | |
| 2809 | (if (looking-at "[a-z]") | |
| 2810 | (progn | |
| 2811 | (setq char (following-char)) | |
| 2812 | (forward-char 1) | |
| 2813 | (skip-chars-forward " \t") | |
| 2814 | (if (not (looking-at "[\n|]")) | |
| 2815 | (error "Extra characters at end of \"k\" command"))) | |
| 2816 | (if (looking-at "[\n|]") | |
| 2817 | (error "\"k\" requires a following letter") | |
| 2818 | (error "Mark must specify a letter")))) | |
| 2819 | (save-excursion | |
| 2820 | (goto-char (car ex-addresses)) | |
| 136e6e99 | 2821 | (point-to-register (- char (- ?a ?\C-a)) nil)))) |
| d7cc5184 RS |
2822 | |
| 2823 | (defun ex-map () | |
| 2824 | "ex map" | |
| 2825 | (let (char string) | |
| 2826 | (save-window-excursion | |
| 2827 | (set-buffer " *ex-working-space*") | |
| 2828 | (skip-chars-forward " \t") | |
| 2829 | (setq char (char-to-string (following-char))) | |
| 2830 | (forward-char 1) | |
| 2831 | (skip-chars-forward " \t") | |
| 2832 | (if (looking-at "[\n|]") (error "Missing rhs")) | |
| 2833 | (set-mark (point)) | |
| 70903d8e RS |
2834 | (with-no-warnings |
| 2835 | (end-of-buffer)) | |
| d7cc5184 RS |
2836 | (backward-char 1) |
| 2837 | (setq string (buffer-substring (mark) (point)))) | |
| 2838 | (if (not (lookup-key ex-map char)) | |
| 2839 | (define-key ex-map char | |
| 2840 | (or (lookup-key vip-mode-map char) 'vip-nil))) | |
| 2841 | (define-key vip-mode-map char | |
| 2842 | (eval | |
| 2843 | (list 'quote | |
| 2844 | (cons 'lambda | |
| 2845 | (list '(count) | |
| 2846 | '(interactive "p") | |
| 2847 | (list 'execute-kbd-macro string 'count)))))))) | |
| 2848 | ||
| 2849 | (defun ex-unmap () | |
| 2850 | "ex unmap" | |
| 2851 | (let (char) | |
| 2852 | (save-window-excursion | |
| 2853 | (set-buffer " *ex-working-space*") | |
| 2854 | (skip-chars-forward " \t") | |
| 2855 | (setq char (char-to-string (following-char))) | |
| 2856 | (forward-char 1) | |
| 2857 | (skip-chars-forward " \t") | |
| 2858 | (if (not (looking-at "[\n|]")) (error "Macro must be a character"))) | |
| 2859 | (if (not (lookup-key ex-map char)) | |
| 2860 | (error "That macro wasn't mapped")) | |
| 2861 | (define-key vip-mode-map char (lookup-key ex-map char)) | |
| 2862 | (define-key ex-map char nil))) | |
| 2863 | ||
| 2864 | (defun ex-put () | |
| 2865 | "ex put" | |
| 2866 | (let ((point (if (null ex-addresses) (point) (car ex-addresses)))) | |
| 2867 | (vip-get-ex-buffer) | |
| 2868 | (setq vip-use-register ex-buffer) | |
| 2869 | (goto-char point) | |
| 2870 | (if (= point 0) (vip-Put-back 1) (vip-put-back 1)))) | |
| 2871 | ||
| 2872 | (defun ex-quit () | |
| 2873 | "ex quit" | |
| 2874 | (let (char) | |
| 2875 | (save-window-excursion | |
| 2876 | (set-buffer " *ex-working-space*") | |
| 2877 | (skip-chars-forward " \t") | |
| 2878 | (setq char (following-char))) | |
| 2879 | (if (= char ?!) (kill-emacs t) (save-buffers-kill-emacs)))) | |
| 2880 | ||
| 2881 | (defun ex-read () | |
| 2882 | "ex read" | |
| 2883 | (let ((point (if (null ex-addresses) (point) (car ex-addresses))) | |
| 2884 | (variant nil) command file) | |
| 2885 | (goto-char point) | |
| 91dd4dc4 | 2886 | (if (not (= point 0)) (with-no-warnings (next-line 1))) |
| d7cc5184 RS |
2887 | (beginning-of-line) |
| 2888 | (save-window-excursion | |
| 2889 | (set-buffer " *ex-working-space*") | |
| 2890 | (skip-chars-forward " \t") | |
| 2891 | (if (looking-at "!") | |
| 2892 | (progn | |
| 2893 | (setq variant t) | |
| 2894 | (forward-char 1) | |
| 2895 | (skip-chars-forward " \t") | |
| 2896 | (set-mark (point)) | |
| 2897 | (end-of-line) | |
| 2898 | (setq command (buffer-substring (mark) (point)))) | |
| 2899 | (set-mark (point)) | |
| 2900 | (re-search-forward "[ \t\n]") | |
| 2901 | (backward-char 1) | |
| 2902 | (setq file (buffer-substring (point) (mark))))) | |
| 2903 | (if variant | |
| 2904 | (shell-command command t) | |
| 70903d8e RS |
2905 | (with-no-warnings |
| 2906 | (insert-file file))))) | |
| d7cc5184 RS |
2907 | |
| 2908 | (defun ex-set () | |
| 2909 | (eval (list 'setq | |
| 2910 | (read-variable "Variable: ") | |
| 2911 | (eval (read-minibuffer "Value: "))))) | |
| 2912 | ||
| 2913 | (defun ex-shell () | |
| 2914 | "ex shell" | |
| 2915 | (vip-change-mode-to-emacs) | |
| 2916 | (shell)) | |
| 2917 | ||
| a1506d29 | 2918 | (defun ex-substitute (&optional repeat r-flag) |
| 1433a222 CZ |
2919 | "ex substitute. |
| 2920 | If REPEAT use previous reg-exp which is ex-reg-exp or | |
| d7cc5184 RS |
2921 | vip-s-string" |
| 2922 | (let (pat repl (opt-g nil) (opt-c nil) (matched-pos nil)) | |
| 2923 | (if repeat (setq ex-token nil) (vip-get-ex-pat)) | |
| 2924 | (if (null ex-token) | |
| 2925 | (setq pat (if r-flag vip-s-string ex-reg-exp) | |
| 2926 | repl ex-repl) | |
| 2927 | (setq pat (if (string= ex-token "") vip-s-string ex-token)) | |
| 2928 | (setq vip-s-string pat | |
| 2929 | ex-reg-exp pat) | |
| 2930 | (vip-get-ex-pat) | |
| 2931 | (if (null ex-token) | |
| 2932 | (setq ex-token "" | |
| 2933 | ex-repl "") | |
| 2934 | (setq repl ex-token | |
| 2935 | ex-repl ex-token))) | |
| 2936 | (while (vip-get-ex-opt-gc) | |
| 2937 | (if (string= ex-token "g") (setq opt-g t) (setq opt-c t))) | |
| 2938 | (vip-get-ex-count) | |
| 2939 | (if ex-count | |
| 2940 | (save-excursion | |
| 2941 | (if ex-addresses (goto-char (car ex-addresses))) | |
| 2942 | (set-mark (point)) | |
| 2943 | (forward-line (1- ex-count)) | |
| 2944 | (setq ex-addresses (cons (point) (cons (mark) nil)))) | |
| 2945 | (if (null ex-addresses) | |
| 2946 | (setq ex-addresses (cons (point) (cons (point) nil))) | |
| 2947 | (if (null (cdr ex-addresses)) | |
| 2948 | (setq ex-addresses (cons (car ex-addresses) ex-addresses))))) | |
| 2949 | ;(setq G opt-g) | |
| 2950 | (let ((beg (car ex-addresses)) (end (car (cdr ex-addresses))) | |
| 2951 | (cont t) eol-mark) | |
| 2952 | (save-excursion | |
| 2953 | (vip-enlarge-region beg end) | |
| 2954 | (let ((limit (save-excursion | |
| 2955 | (goto-char (max (point) (mark))) | |
| 2956 | (point-marker)))) | |
| 2957 | (goto-char (min (point) (mark))) | |
| 2958 | (while (< (point) limit) | |
| 2959 | (end-of-line) | |
| d46bac56 | 2960 | (setq eol-mark (point-marker)) |
| d7cc5184 RS |
2961 | (beginning-of-line) |
| 2962 | (if opt-g | |
| 2963 | (progn | |
| 2964 | (while (and (not (eolp)) | |
| 2965 | (re-search-forward pat eol-mark t)) | |
| 2966 | (if (or (not opt-c) (y-or-n-p "Replace? ")) | |
| 2967 | (progn | |
| 2968 | (setq matched-pos (point)) | |
| 2969 | (replace-match repl)))) | |
| 2970 | (end-of-line) | |
| 2971 | (forward-char)) | |
| 2972 | (if (and (re-search-forward pat eol-mark t) | |
| 2973 | (or (not opt-c) (y-or-n-p "Replace? "))) | |
| 2974 | (progn | |
| 2975 | (setq matched-pos (point)) | |
| 2976 | (replace-match repl))) | |
| 2977 | (end-of-line) | |
| 2978 | (forward-char)))))) | |
| 2979 | (if matched-pos (goto-char matched-pos)) | |
| 2980 | (beginning-of-line) | |
| 2981 | (if opt-c (message "done")))) | |
| 2982 | ||
| 2983 | (defun ex-tag () | |
| 2984 | "ex tag" | |
| 2985 | (let (tag) | |
| 2986 | (save-window-excursion | |
| 2987 | (set-buffer " *ex-working-space*") | |
| 2988 | (skip-chars-forward " \t") | |
| 2989 | (set-mark (point)) | |
| 2990 | (skip-chars-forward "^ |\t\n") | |
| 2991 | (setq tag (buffer-substring (mark) (point)))) | |
| 2992 | (if (not (string= tag "")) (setq ex-tag tag)) | |
| 2993 | (vip-change-mode-to-emacs) | |
| 2994 | (condition-case conditions | |
| 2995 | (progn | |
| 2996 | (if (string= tag "") | |
| 2997 | (find-tag ex-tag t) | |
| 2998 | (find-tag-other-window ex-tag)) | |
| 2999 | (vip-change-mode-to-vi)) | |
| 3000 | (error | |
| 3001 | (vip-change-mode-to-vi) | |
| 3002 | (vip-message-conditions conditions))))) | |
| 3003 | ||
| 3004 | (defun ex-write (q-flag) | |
| 3005 | "ex write" | |
| 3006 | (vip-default-ex-addresses t) | |
| 3007 | (vip-get-ex-file) | |
| 3008 | (if (string= ex-file "") | |
| 3009 | (progn | |
| 3010 | (if (null buffer-file-name) | |
| 3011 | (error "No file associated with this buffer")) | |
| 3012 | (setq ex-file buffer-file-name)) | |
| 3013 | (setq ex-file (expand-file-name ex-file))) | |
| 3014 | (if (and (not (string= ex-file (buffer-file-name))) | |
| 3015 | (file-exists-p ex-file) | |
| 3016 | (not ex-variant)) | |
| 195b04a4 | 3017 | (error "\"%s\" File exists - use w! to override" ex-file)) |
| d7cc5184 RS |
3018 | (let ((end (car ex-addresses)) (beg (car (cdr ex-addresses)))) |
| 3019 | (if (> beg end) (error "First address exceeds second")) | |
| 3020 | (save-excursion | |
| 3021 | (vip-enlarge-region beg end) | |
| 3022 | (write-region (point) (mark) ex-file ex-append t))) | |
| 3023 | (if (null buffer-file-name) (setq buffer-file-name ex-file)) | |
| 3024 | (if q-flag (save-buffers-kill-emacs))) | |
| 3025 | ||
| 3026 | (defun ex-yank () | |
| 3027 | "ex yank" | |
| 3028 | (vip-default-ex-addresses) | |
| 3029 | (vip-get-ex-buffer) | |
| 3030 | (let ((end (car ex-addresses)) (beg (car (cdr ex-addresses)))) | |
| 3031 | (if (> beg end) (error "First address exceeds second")) | |
| 3032 | (save-excursion | |
| 3033 | (vip-enlarge-region beg end) | |
| 3034 | (exchange-point-and-mark) | |
| 3035 | (if (or ex-g-flag ex-g-variant) (error "Can't yank within global")) | |
| 3036 | (if ex-count | |
| 3037 | (progn | |
| 3038 | (set-mark (point)) | |
| 3039 | (forward-line (1- ex-count))) | |
| 3040 | (set-mark end)) | |
| 3041 | (vip-enlarge-region (point) (mark)) | |
| eb8c3be9 | 3042 | (if ex-flag (error "Extra characters at end of command")) |
| d7cc5184 RS |
3043 | (if ex-buffer |
| 3044 | (copy-to-register ex-buffer (point) (mark) nil)) | |
| 3045 | (copy-region-as-kill (point) (mark))))) | |
| 3046 | ||
| 3047 | (defun ex-command () | |
| 3048 | "execute shell command" | |
| 3049 | (let (command) | |
| 3050 | (save-window-excursion | |
| 3051 | (set-buffer " *ex-working-space*") | |
| 3052 | (skip-chars-forward " \t") | |
| 3053 | (set-mark (point)) | |
| 3054 | (end-of-line) | |
| 3055 | (setq command (buffer-substring (mark) (point)))) | |
| 3056 | (if (null ex-addresses) | |
| 3057 | (shell-command command) | |
| 3058 | (let ((end (car ex-addresses)) (beg (car (cdr ex-addresses)))) | |
| 3059 | (if (null beg) (setq beg end)) | |
| 3060 | (save-excursion | |
| 3061 | (goto-char beg) | |
| 3062 | (set-mark end) | |
| 3063 | (vip-enlarge-region (point) (mark)) | |
| 3064 | (shell-command-on-region (point) (mark) command t)) | |
| 3065 | (goto-char beg))))) | |
| 3066 | ||
| 3067 | (defun ex-line-no () | |
| 3068 | "print line number" | |
| 3069 | (message "%d" | |
| 3070 | (1+ (count-lines | |
| 3071 | (point-min) | |
| 3072 | (if (null ex-addresses) (point-max) (car ex-addresses)))))) | |
| 3073 | ||
| f719b45a | 3074 | (if (file-exists-p vip-startup-file) (load vip-startup-file)) |
| d7cc5184 | 3075 | |
| 896546cd RS |
3076 | (provide 'vip) |
| 3077 | ||
| cbee283d | 3078 | ;; arch-tag: bff623ef-48f7-41d4-9aa3-2e840c9ab415 |
| d46bac56 | 3079 | ;;; vip.el ends here |