| 1 | ;;; tex-mode.el --- TeX, LaTeX, and SliTeX mode commands. |
| 2 | |
| 3 | ;; Copyright (C) 1985, 86, 89, 92, 94, 95, 96, 1997 |
| 4 | ;; Free Software Foundation, Inc. |
| 5 | |
| 6 | ;; Maintainer: FSF |
| 7 | ;; Keywords: tex |
| 8 | |
| 9 | ;; Contributions over the years by William F. Schelter, Dick King, |
| 10 | ;; Stephen Gildea, Michael Prange, Jacob Gore, and Edward M. Reingold. |
| 11 | |
| 12 | ;; This file is part of GNU Emacs. |
| 13 | |
| 14 | ;; GNU Emacs is free software; you can redistribute it and/or modify |
| 15 | ;; it under the terms of the GNU General Public License as published by |
| 16 | ;; the Free Software Foundation; either version 2, or (at your option) |
| 17 | ;; any later version. |
| 18 | |
| 19 | ;; GNU Emacs is distributed in the hope that it will be useful, |
| 20 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | ;; GNU General Public License for more details. |
| 23 | |
| 24 | ;; You should have received a copy of the GNU General Public License |
| 25 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
| 26 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 27 | ;; Boston, MA 02111-1307, USA. |
| 28 | |
| 29 | ;;; Code: |
| 30 | |
| 31 | (require 'shell) |
| 32 | (require 'compile) |
| 33 | |
| 34 | (defgroup tex-file nil |
| 35 | "TeX files and directories" |
| 36 | :prefix "tex-" |
| 37 | :group 'tex) |
| 38 | |
| 39 | (defgroup tex-run nil |
| 40 | "Running external commands from TeX mode" |
| 41 | :prefix "tex-" |
| 42 | :group 'tex) |
| 43 | |
| 44 | (defgroup tex-view nil |
| 45 | "Viewing and printing TeX files" |
| 46 | :prefix "tex-" |
| 47 | :group 'tex) |
| 48 | |
| 49 | ;;;###autoload |
| 50 | (defcustom tex-shell-file-name nil |
| 51 | "*If non-nil, the shell file name to run in the subshell used to run TeX." |
| 52 | :type '(choice (const :tag "None" nil) |
| 53 | string) |
| 54 | :group 'tex-run) |
| 55 | |
| 56 | ;;;###autoload |
| 57 | (defcustom tex-directory "." |
| 58 | "*Directory in which temporary files are written. |
| 59 | You can make this `/tmp' if your TEXINPUTS has no relative directories in it |
| 60 | and you don't try to apply \\[tex-region] or \\[tex-buffer] when there are |
| 61 | `\\input' commands with relative directories." |
| 62 | :type 'directory |
| 63 | :group 'tex-file) |
| 64 | |
| 65 | ;;;###autoload |
| 66 | (defcustom tex-first-line-header-regexp nil |
| 67 | "Regexp for matching a first line which `tex-region' should include. |
| 68 | If this is non-nil, it should be a regular expression string; |
| 69 | if it matches the first line of the file, |
| 70 | `tex-region' always includes the first line in the TeX run." |
| 71 | :type '(choice (const :tag "None" nil) |
| 72 | regexp) |
| 73 | :group 'tex-file) |
| 74 | |
| 75 | ;;;###autoload |
| 76 | (defcustom tex-main-file nil |
| 77 | "*The main TeX source file which includes this buffer's file. |
| 78 | The command `tex-file' runs TeX on the file specified by `tex-main-file' |
| 79 | if the variable is non-nil." |
| 80 | :type '(choice (const :tag "None" nil) |
| 81 | file) |
| 82 | :group 'tex-file) |
| 83 | |
| 84 | ;;;###autoload |
| 85 | (defcustom tex-offer-save t |
| 86 | "*If non-nil, ask about saving modified buffers before \\[tex-file] is run." |
| 87 | :type 'boolean |
| 88 | :group 'tex-file) |
| 89 | |
| 90 | ;;;###autoload |
| 91 | (defcustom tex-run-command "tex" |
| 92 | "*Command used to run TeX subjob. |
| 93 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 94 | otherwise the value of tex-start-options-string and the file name are added |
| 95 | at the end, with blanks as separators." |
| 96 | :type 'string |
| 97 | :group 'tex-run) |
| 98 | |
| 99 | (defcustom tex-start-options-string "\\\\nonstopmode\\\\input" |
| 100 | "*TeX options to use when running TeX. |
| 101 | These precede the input file name." |
| 102 | :type 'string |
| 103 | :group 'tex-run |
| 104 | :version "20.4") |
| 105 | |
| 106 | ;;;###autoload |
| 107 | (defcustom latex-run-command "latex" |
| 108 | "*Command used to run LaTeX subjob. |
| 109 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 110 | otherwise, the file name, preceded by blank, is added at the end." |
| 111 | :type 'string |
| 112 | :group 'tex-run) |
| 113 | |
| 114 | (defvar standard-latex-block-names |
| 115 | '("abstract" "array" "center" "description" |
| 116 | "displaymath" "document" "enumerate" "eqnarray" |
| 117 | "eqnarray*" "equation" "figure" "figure*" |
| 118 | "flushleft" "flushright" "itemize" "letter" |
| 119 | "list" "minipage" "picture" "quotation" |
| 120 | "quote" "slide" "sloppypar" "tabbing" |
| 121 | "table" "table*" "tabular" "tabular*" |
| 122 | "thebibliography" "theindex*" "titlepage" "trivlist" |
| 123 | "verbatim" "verbatim*" "verse") |
| 124 | "Standard LaTeX block names.") |
| 125 | |
| 126 | ;;;###autoload |
| 127 | (defcustom latex-block-names nil |
| 128 | "*User defined LaTeX block names. |
| 129 | Combined with `standard-latex-block-names' for minibuffer completion." |
| 130 | :type '(repeat string) |
| 131 | :group 'tex-run) |
| 132 | |
| 133 | ;;;###autoload |
| 134 | (defcustom slitex-run-command "slitex" |
| 135 | "*Command used to run SliTeX subjob. |
| 136 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 137 | otherwise, the file name, preceded by blank, is added at the end." |
| 138 | :type 'string |
| 139 | :group 'tex-run) |
| 140 | |
| 141 | ;;;###autoload |
| 142 | (defcustom tex-bibtex-command "bibtex" |
| 143 | "*Command used by `tex-bibtex-file' to gather bibliographic data. |
| 144 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 145 | otherwise, the file name, preceded by blank, is added at the end." |
| 146 | :type 'string |
| 147 | :group 'tex-run) |
| 148 | |
| 149 | ;;;###autoload |
| 150 | (defcustom tex-dvi-print-command "lpr -d" |
| 151 | "*Command used by \\[tex-print] to print a .dvi file. |
| 152 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 153 | otherwise, the file name, preceded by blank, is added at the end." |
| 154 | :type 'string |
| 155 | :group 'tex-view) |
| 156 | |
| 157 | ;;;###autoload |
| 158 | (defcustom tex-alt-dvi-print-command "lpr -d" |
| 159 | "*Command used by \\[tex-print] with a prefix arg to print a .dvi file. |
| 160 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 161 | otherwise, the file name, preceded by blank, is added at the end. |
| 162 | |
| 163 | If two printers are not enough of a choice, you can set the variable |
| 164 | `tex-alt-dvi-print-command' to an expression that asks what you want; |
| 165 | for example, |
| 166 | |
| 167 | (setq tex-alt-dvi-print-command |
| 168 | '(format \"lpr -P%s\" (read-string \"Use printer: \"))) |
| 169 | |
| 170 | would tell \\[tex-print] with a prefix argument to ask you which printer to |
| 171 | use." |
| 172 | :type '(choice (string :tag "Command") |
| 173 | (sexp :tag "Expression")) |
| 174 | :group 'tex-view) |
| 175 | |
| 176 | ;;;###autoload |
| 177 | (defcustom tex-dvi-view-command nil |
| 178 | "*Command used by \\[tex-view] to display a `.dvi' file. |
| 179 | If this string contains an asterisk (`*'), that is replaced by the file name; |
| 180 | otherwise, the file name, preceded by blank, is added at the end. |
| 181 | |
| 182 | This can be set conditionally so that the previewer used is suitable for the |
| 183 | window system being used. For example, |
| 184 | |
| 185 | (setq tex-dvi-view-command |
| 186 | (if (eq window-system 'x) \"xdvi\" \"dvi2tty * | cat -s\")) |
| 187 | |
| 188 | would tell \\[tex-view] to use xdvi under X windows and to use dvi2tty |
| 189 | otherwise." |
| 190 | :type '(choice (const nil) string) |
| 191 | :group 'tex-view) |
| 192 | |
| 193 | ;;;###autoload |
| 194 | (defcustom tex-show-queue-command "lpq" |
| 195 | "*Command used by \\[tex-show-print-queue] to show the print queue. |
| 196 | Should show the queue(s) that \\[tex-print] puts jobs on." |
| 197 | :type 'string |
| 198 | :group 'tex-view) |
| 199 | |
| 200 | ;;;###autoload |
| 201 | (defcustom tex-default-mode 'plain-tex-mode |
| 202 | "*Mode to enter for a new file that might be either TeX or LaTeX. |
| 203 | This variable is used when it can't be determined whether the file |
| 204 | is plain TeX or LaTeX or what because the file contains no commands. |
| 205 | Normally set to either `plain-tex-mode' or `latex-mode'." |
| 206 | :type 'function |
| 207 | :group 'tex) |
| 208 | |
| 209 | ;;;###autoload |
| 210 | (defcustom tex-open-quote "``" |
| 211 | "*String inserted by typing \\[tex-insert-quote] to open a quotation." |
| 212 | :type 'string |
| 213 | :group 'tex) |
| 214 | |
| 215 | ;;;###autoload |
| 216 | (defcustom tex-close-quote "''" |
| 217 | "*String inserted by typing \\[tex-insert-quote] to close a quotation." |
| 218 | :type 'string |
| 219 | :group 'tex) |
| 220 | |
| 221 | (defvar tex-last-temp-file nil |
| 222 | "Latest temporary file generated by \\[tex-region] and \\[tex-buffer]. |
| 223 | Deleted when the \\[tex-region] or \\[tex-buffer] is next run, or when the |
| 224 | tex shell terminates.") |
| 225 | |
| 226 | (defvar tex-command nil |
| 227 | "Command to run TeX. |
| 228 | The name of the file, preceded by a blank, will be added to this string.") |
| 229 | |
| 230 | (defvar tex-trailer nil |
| 231 | "String appended after the end of a region sent to TeX by \\[tex-region].") |
| 232 | |
| 233 | (defvar tex-start-of-header nil |
| 234 | "Regular expression used by \\[tex-region] to find start of file's header.") |
| 235 | |
| 236 | (defvar tex-end-of-header nil |
| 237 | "Regular expression used by \\[tex-region] to find end of file's header.") |
| 238 | |
| 239 | (defvar tex-shell-cd-command "cd" |
| 240 | "Command to give to shell running TeX to change directory. |
| 241 | The value of `tex-directory' is appended to this, separated by a space.") |
| 242 | |
| 243 | (defvar tex-zap-file nil |
| 244 | "Temporary file name used for text being sent as input to TeX. |
| 245 | Should be a simple file name with no extension or directory specification.") |
| 246 | |
| 247 | (defvar tex-last-buffer-texed nil |
| 248 | "Buffer which was last TeXed.") |
| 249 | |
| 250 | (defvar tex-print-file nil |
| 251 | "File name that \\[tex-print] prints. |
| 252 | Set by \\[tex-region], \\[tex-buffer], and \\[tex-file].") |
| 253 | |
| 254 | (defvar tex-mode-syntax-table nil |
| 255 | "Syntax table used while in TeX mode.") |
| 256 | |
| 257 | (defcustom latex-imenu-indent-string "." |
| 258 | "*String to add repeated in front of nested sectional units for Imenu. |
| 259 | An alternative value is \" . \", if you use a font with a narrow period." |
| 260 | :type 'string |
| 261 | :group 'tex) |
| 262 | |
| 263 | (defun latex-imenu-create-index () |
| 264 | "Generates an alist for imenu from a LaTeX buffer." |
| 265 | (let (i0 menu case-fold-search) |
| 266 | (save-excursion |
| 267 | ;; Find the top-most level in this file but don't allow it to be |
| 268 | ;; any deeper than "section" (which is top-level in an article). |
| 269 | (goto-char (point-min)) |
| 270 | (if (search-forward-regexp "\\\\part\\*?[ \t]*{" nil t) |
| 271 | (setq i0 0) |
| 272 | (if (search-forward-regexp "\\\\chapter\\*?[ \t]*{" nil t) |
| 273 | (setq i0 1) |
| 274 | (setq i0 2))) |
| 275 | |
| 276 | ;; Look for chapters and sections. |
| 277 | (goto-char (point-min)) |
| 278 | (while (search-forward-regexp |
| 279 | "\\\\\\(part\\|chapter\\|section\\|subsection\\|\ |
| 280 | subsubsection\\|paragraph\\|subparagraph\\)\\*?[ \t]*{" nil t) |
| 281 | (let ((start (match-beginning 0)) |
| 282 | (here (point)) |
| 283 | (i (cdr (assoc (buffer-substring-no-properties |
| 284 | (match-beginning 1) |
| 285 | (match-end 1)) |
| 286 | '(("part" . 0) ("chapter" . 1) |
| 287 | ("section" . 2) ("subsection" . 3) |
| 288 | ("subsubsection" . 4) |
| 289 | ("paragraph" . 5) ("subparagraph" . 6)))))) |
| 290 | (backward-char 1) |
| 291 | (condition-case err |
| 292 | (progn |
| 293 | ;; Using sexps allows some use of matching {...} inside |
| 294 | ;; titles. |
| 295 | (forward-sexp 1) |
| 296 | (setq menu |
| 297 | (cons (cons (concat (apply 'concat |
| 298 | (make-list |
| 299 | (max 0 (- i i0)) |
| 300 | latex-imenu-indent-string)) |
| 301 | (buffer-substring-no-properties |
| 302 | here (1- (point)))) |
| 303 | start) |
| 304 | menu)) |
| 305 | ) |
| 306 | (error nil)))) |
| 307 | |
| 308 | ;; Look for included material. |
| 309 | (goto-char (point-min)) |
| 310 | (while (search-forward-regexp |
| 311 | "\\\\\\(include\\|input\\|verbatiminput\\|bibliography\\)\ |
| 312 | [ \t]*{\\([^}\n]+\\)}" |
| 313 | nil t) |
| 314 | (setq menu |
| 315 | (cons (cons (concat "<<" (buffer-substring-no-properties |
| 316 | (match-beginning 2) |
| 317 | (match-end 2)) |
| 318 | (if (= (char-after (match-beginning 1)) ?b) |
| 319 | ".bbl" |
| 320 | ".tex")) |
| 321 | (match-beginning 0)) |
| 322 | menu))) |
| 323 | |
| 324 | ;; Look for \frontmatter, \mainmatter, \backmatter, and \appendix. |
| 325 | (goto-char (point-min)) |
| 326 | (while (search-forward-regexp |
| 327 | "\\\\\\(frontmatter\\|mainmatter\\|backmatter\\|appendix\\)\\b" |
| 328 | nil t) |
| 329 | (setq menu |
| 330 | (cons (cons "--" (match-beginning 0)) |
| 331 | menu))) |
| 332 | |
| 333 | ;; Sort in increasing buffer position order. |
| 334 | (sort menu (function (lambda (a b) (< (cdr a) (cdr b)))))))) |
| 335 | |
| 336 | (defun tex-define-common-keys (keymap) |
| 337 | "Define the keys that we want defined both in TeX mode and in the TeX shell." |
| 338 | (define-key keymap "\C-c\C-k" 'tex-kill-job) |
| 339 | (define-key keymap "\C-c\C-l" 'tex-recenter-output-buffer) |
| 340 | (define-key keymap "\C-c\C-q" 'tex-show-print-queue) |
| 341 | (define-key keymap "\C-c\C-p" 'tex-print) |
| 342 | (define-key keymap "\C-c\C-v" 'tex-view) |
| 343 | |
| 344 | (define-key keymap [menu-bar tex] (cons "TeX" (make-sparse-keymap "TeX"))) |
| 345 | |
| 346 | (define-key keymap [menu-bar tex tex-kill-job] '("Tex Kill" . tex-kill-job)) |
| 347 | (define-key keymap [menu-bar tex tex-recenter-output-buffer] |
| 348 | '("Tex Recenter" . tex-recenter-output-buffer)) |
| 349 | (define-key keymap [menu-bar tex tex-show-print-queue] |
| 350 | '("Show Print Queue" . tex-show-print-queue)) |
| 351 | (define-key keymap [menu-bar tex tex-alt-print] |
| 352 | '("Tex Print (alt printer)" . tex-alt-print)) |
| 353 | (define-key keymap [menu-bar tex tex-print] '("Tex Print" . tex-print)) |
| 354 | (define-key keymap [menu-bar tex tex-view] '("Tex View" . tex-view)) |
| 355 | ) |
| 356 | |
| 357 | (defvar tex-mode-map nil "Keymap for TeX mode.") |
| 358 | |
| 359 | (if tex-mode-map |
| 360 | nil |
| 361 | (setq tex-mode-map (make-sparse-keymap)) |
| 362 | (tex-define-common-keys tex-mode-map) |
| 363 | (define-key tex-mode-map "\"" 'tex-insert-quote) |
| 364 | (define-key tex-mode-map "\n" 'tex-terminate-paragraph) |
| 365 | (define-key tex-mode-map "\C-c}" 'up-list) |
| 366 | (define-key tex-mode-map "\C-c{" 'tex-insert-braces) |
| 367 | (define-key tex-mode-map "\C-c\C-r" 'tex-region) |
| 368 | (define-key tex-mode-map "\C-c\C-b" 'tex-buffer) |
| 369 | (define-key tex-mode-map "\C-c\C-f" 'tex-file) |
| 370 | (define-key tex-mode-map "\C-c\C-i" 'tex-bibtex-file) |
| 371 | (define-key tex-mode-map "\C-c\C-o" 'tex-latex-block) |
| 372 | (define-key tex-mode-map "\C-c\C-e" 'tex-close-latex-block) |
| 373 | (define-key tex-mode-map "\C-c\C-u" 'tex-goto-last-unclosed-latex-block) |
| 374 | (define-key tex-mode-map [menu-bar tex tex-bibtex-file] |
| 375 | '("BibTeX File" . tex-bibtex-file)) |
| 376 | (define-key tex-mode-map [menu-bar tex tex-validate-region] |
| 377 | '("Validate Region" . tex-validate-region)) |
| 378 | (define-key tex-mode-map [menu-bar tex validate-tex-buffer] |
| 379 | '("Validate Buffer" . validate-tex-buffer)) |
| 380 | (define-key tex-mode-map [menu-bar tex tex-region] |
| 381 | '("TeX Region" . tex-region)) |
| 382 | (define-key tex-mode-map [menu-bar tex tex-buffer] |
| 383 | '("TeX Buffer" . tex-buffer)) |
| 384 | (define-key tex-mode-map [menu-bar tex tex-file] '("TeX File" . tex-file))) |
| 385 | |
| 386 | (put 'tex-region 'menu-enable 'mark-active) |
| 387 | (put 'tex-validate-region 'menu-enable 'mark-active) |
| 388 | (put 'tex-print 'menu-enable '(stringp tex-print-file)) |
| 389 | (put 'tex-alt-print 'menu-enable '(stringp tex-print-file)) |
| 390 | (put 'tex-view 'menu-enable '(stringp tex-print-file)) |
| 391 | (put 'tex-recenter-output-buffer 'menu-enable '(get-buffer "*tex-shell*")) |
| 392 | (put 'tex-kill-job 'menu-enable '(tex-shell-running)) |
| 393 | |
| 394 | |
| 395 | (defvar tex-shell-map nil |
| 396 | "Keymap for the TeX shell. |
| 397 | Inherits `shell-mode-map' with a few additions.") |
| 398 | |
| 399 | (defvar tex-face-alist |
| 400 | '((bold . "{\\bf ") |
| 401 | (italic . "{\\it ") |
| 402 | (bold-italic . "{\\bi ") ; hypothetical |
| 403 | (underline . "\\underline{") |
| 404 | (default . "{\\rm ")) |
| 405 | "Alist of face and TeX font name for facemenu.") |
| 406 | |
| 407 | (defvar tex-latex-face-alist |
| 408 | `((italic . "{\\em ") |
| 409 | ,@tex-face-alist) |
| 410 | "Alist of face and LaTeX font name for facemenu.") |
| 411 | |
| 412 | |
| 413 | (defvar compare-windows-whitespace) ; Pacify the byte-compiler |
| 414 | |
| 415 | ;;; This would be a lot simpler if we just used a regexp search, |
| 416 | ;;; but then it would be too slow. |
| 417 | ;;;###autoload |
| 418 | (defun tex-mode () |
| 419 | "Major mode for editing files of input for TeX, LaTeX, or SliTeX. |
| 420 | Tries to determine (by looking at the beginning of the file) whether |
| 421 | this file is for plain TeX, LaTeX, or SliTeX and calls `plain-tex-mode', |
| 422 | `latex-mode', or `slitex-mode', respectively. If it cannot be determined, |
| 423 | such as if there are no commands in the file, the value of `tex-default-mode' |
| 424 | says which mode to use." |
| 425 | (interactive) |
| 426 | (let (mode slash comment) |
| 427 | (save-excursion |
| 428 | (goto-char (point-min)) |
| 429 | (while (and (setq slash (search-forward "\\" nil t)) |
| 430 | (setq comment (let ((search-end (point))) |
| 431 | (save-excursion |
| 432 | (beginning-of-line) |
| 433 | (search-forward "%" search-end t)))))) |
| 434 | (if (and slash (not comment)) |
| 435 | (setq mode (if (looking-at "documentstyle\\|documentclass\\|begin\\b\\|NeedsTeXFormat{LaTeX") |
| 436 | (if (looking-at |
| 437 | "document\\(style\\|class\\)\\(\\[.*\\]\\)?{slides}") |
| 438 | 'slitex-mode |
| 439 | 'latex-mode) |
| 440 | 'plain-tex-mode)))) |
| 441 | (if mode (funcall mode) |
| 442 | (funcall tex-default-mode)))) |
| 443 | |
| 444 | ;;;###autoload |
| 445 | (defalias 'TeX-mode 'tex-mode) |
| 446 | ;;;###autoload |
| 447 | (defalias 'LaTeX-mode 'latex-mode) |
| 448 | |
| 449 | ;;;###autoload |
| 450 | (defun plain-tex-mode () |
| 451 | "Major mode for editing files of input for plain TeX. |
| 452 | Makes $ and } display the characters they match. |
| 453 | Makes \" insert `` when it seems to be the beginning of a quotation, |
| 454 | and '' when it appears to be the end; it inserts \" only after a \\. |
| 455 | |
| 456 | Use \\[tex-region] to run TeX on the current region, plus a \"header\" |
| 457 | copied from the top of the file (containing macro definitions, etc.), |
| 458 | running TeX under a special subshell. \\[tex-buffer] does the whole buffer. |
| 459 | \\[tex-file] saves the buffer and then processes the file. |
| 460 | \\[tex-print] prints the .dvi file made by any of these. |
| 461 | \\[tex-view] previews the .dvi file made by any of these. |
| 462 | \\[tex-bibtex-file] runs bibtex on the file of the current buffer. |
| 463 | |
| 464 | Use \\[validate-tex-buffer] to check buffer for paragraphs containing |
| 465 | mismatched $'s or braces. |
| 466 | |
| 467 | Special commands: |
| 468 | \\{tex-mode-map} |
| 469 | |
| 470 | Mode variables: |
| 471 | tex-run-command |
| 472 | Command string used by \\[tex-region] or \\[tex-buffer]. |
| 473 | tex-directory |
| 474 | Directory in which to create temporary files for TeX jobs |
| 475 | run by \\[tex-region] or \\[tex-buffer]. |
| 476 | tex-dvi-print-command |
| 477 | Command string used by \\[tex-print] to print a .dvi file. |
| 478 | tex-alt-dvi-print-command |
| 479 | Alternative command string used by \\[tex-print] (when given a prefix |
| 480 | argument) to print a .dvi file. |
| 481 | tex-dvi-view-command |
| 482 | Command string used by \\[tex-view] to preview a .dvi file. |
| 483 | tex-show-queue-command |
| 484 | Command string used by \\[tex-show-print-queue] to show the print |
| 485 | queue that \\[tex-print] put your job on. |
| 486 | |
| 487 | Entering Plain-tex mode runs the hook `text-mode-hook', then the hook |
| 488 | `tex-mode-hook', and finally the hook `plain-tex-mode-hook'. When the |
| 489 | special subshell is initiated, the hook `tex-shell-hook' is run." |
| 490 | |
| 491 | (interactive) |
| 492 | (tex-common-initialization) |
| 493 | (setq mode-name "TeX") |
| 494 | (setq major-mode 'plain-tex-mode) |
| 495 | (setq tex-command tex-run-command) |
| 496 | (setq tex-start-of-header "%\\*\\*start of header") |
| 497 | (setq tex-end-of-header "%\\*\\*end of header") |
| 498 | (setq tex-trailer "\\bye\n") |
| 499 | (run-hooks 'text-mode-hook 'tex-mode-hook 'plain-tex-mode-hook)) |
| 500 | ;;;###autoload |
| 501 | (defalias 'plain-TeX-mode 'plain-tex-mode) |
| 502 | |
| 503 | ;;;###autoload |
| 504 | (defun latex-mode () |
| 505 | "Major mode for editing files of input for LaTeX. |
| 506 | Makes $ and } display the characters they match. |
| 507 | Makes \" insert `` when it seems to be the beginning of a quotation, |
| 508 | and '' when it appears to be the end; it inserts \" only after a \\. |
| 509 | |
| 510 | Use \\[tex-region] to run LaTeX on the current region, plus the preamble |
| 511 | copied from the top of the file (containing \\documentstyle, etc.), |
| 512 | running LaTeX under a special subshell. \\[tex-buffer] does the whole buffer. |
| 513 | \\[tex-file] saves the buffer and then processes the file. |
| 514 | \\[tex-print] prints the .dvi file made by any of these. |
| 515 | \\[tex-view] previews the .dvi file made by any of these. |
| 516 | \\[tex-bibtex-file] runs bibtex on the file of the current buffer. |
| 517 | |
| 518 | Use \\[validate-tex-buffer] to check buffer for paragraphs containing |
| 519 | mismatched $'s or braces. |
| 520 | |
| 521 | Special commands: |
| 522 | \\{tex-mode-map} |
| 523 | |
| 524 | Mode variables: |
| 525 | latex-run-command |
| 526 | Command string used by \\[tex-region] or \\[tex-buffer]. |
| 527 | tex-directory |
| 528 | Directory in which to create temporary files for LaTeX jobs |
| 529 | run by \\[tex-region] or \\[tex-buffer]. |
| 530 | tex-dvi-print-command |
| 531 | Command string used by \\[tex-print] to print a .dvi file. |
| 532 | tex-alt-dvi-print-command |
| 533 | Alternative command string used by \\[tex-print] (when given a prefix |
| 534 | argument) to print a .dvi file. |
| 535 | tex-dvi-view-command |
| 536 | Command string used by \\[tex-view] to preview a .dvi file. |
| 537 | tex-show-queue-command |
| 538 | Command string used by \\[tex-show-print-queue] to show the print |
| 539 | queue that \\[tex-print] put your job on. |
| 540 | |
| 541 | Entering Latex mode runs the hook `text-mode-hook', then |
| 542 | `tex-mode-hook', and finally `latex-mode-hook'. When the special |
| 543 | subshell is initiated, `tex-shell-hook' is run." |
| 544 | (interactive) |
| 545 | (tex-common-initialization) |
| 546 | (setq mode-name "LaTeX") |
| 547 | (setq major-mode 'latex-mode) |
| 548 | (setq tex-command latex-run-command) |
| 549 | (setq tex-start-of-header "\\\\documentstyle\\|\\\\documentclass") |
| 550 | (setq tex-end-of-header "\\\\begin{document}") |
| 551 | (setq tex-trailer "\\end{document}\n") |
| 552 | ;; A line containing just $$ is treated as a paragraph separator. |
| 553 | ;; A line starting with $$ starts a paragraph, |
| 554 | ;; but does not separate paragraphs if it has more stuff on it. |
| 555 | (setq paragraph-start "[ \t]*$\\|[\f%]\\|[ \t]*\\$\\$\\|\ |
| 556 | \\\\begin\\>\\|\\\\label\\>\\|\\\\end\\>\\|\\\\\\[\\|\\\\\\]\\|\ |
| 557 | \\\\chapter\\>\\|\\\\section\\>\\|\ |
| 558 | \\\\subsection\\>\\|\\\\subsubsection\\>\\|\ |
| 559 | \\\\paragraph\\>\\|\\\\subparagraph\\>\\|\ |
| 560 | \\\\item\\>\\|\\\\bibitem\\>\\|\\\\newline\\>\\|\\\\noindent\\>\\|\ |
| 561 | \\\\[a-z]*space\\>\\|\\\\[a-z]*skip\\>\\|\ |
| 562 | \\\\newpage\\>\\|\\\\[a-z]*page\\|\\\\footnote\\>\\|\ |
| 563 | \\\\marginpar\\>\\|\\\\parbox\\>\\|\\\\caption\\>") |
| 564 | (setq paragraph-separate "[ \t]*$\\|[\f%]\\|[ \t]*\\$\\$[ \t]*$\\|\ |
| 565 | \\\\begin\\>\\|\\\\label\\>\\|\\\\end\\>\\|\\\\\\[\\|\\\\\\]\\|\ |
| 566 | \\\\chapter\\>\\|\\\\section\\>\\|\ |
| 567 | \\\\subsection\\>\\|\\\\subsubsection\\>\\|\ |
| 568 | \\\\paragraph\\>\\|\\\\subparagraph\\>\\|\ |
| 569 | \\(\\\\item\\|\\\\bibitem\\|\\\\newline\\|\\\\noindent\\|\ |
| 570 | \\\\[a-z]*space\\|\\\\[a-z]*skip\\|\ |
| 571 | \\\\newpage\\|\\\\[a-z]*page[a-z]*\\|\\\\footnote\\|\ |
| 572 | \\\\marginpar\\|\\\\parbox\\|\\\\caption\\)[ \t]*\\($\\|%\\)") |
| 573 | (make-local-variable 'imenu-create-index-function) |
| 574 | (setq imenu-create-index-function 'latex-imenu-create-index) |
| 575 | (make-local-variable 'tex-face-alist) |
| 576 | (setq tex-face-alist tex-latex-face-alist) |
| 577 | (make-local-variable 'fill-nobreak-predicate) |
| 578 | (setq fill-nobreak-predicate 'latex-fill-nobreak-predicate) |
| 579 | (run-hooks 'text-mode-hook 'tex-mode-hook 'latex-mode-hook)) |
| 580 | |
| 581 | ;;;###autoload |
| 582 | (defun slitex-mode () |
| 583 | "Major mode for editing files of input for SliTeX. |
| 584 | Makes $ and } display the characters they match. |
| 585 | Makes \" insert `` when it seems to be the beginning of a quotation, |
| 586 | and '' when it appears to be the end; it inserts \" only after a \\. |
| 587 | |
| 588 | Use \\[tex-region] to run SliTeX on the current region, plus the preamble |
| 589 | copied from the top of the file (containing \\documentstyle, etc.), |
| 590 | running SliTeX under a special subshell. \\[tex-buffer] does the whole buffer. |
| 591 | \\[tex-file] saves the buffer and then processes the file. |
| 592 | \\[tex-print] prints the .dvi file made by any of these. |
| 593 | \\[tex-view] previews the .dvi file made by any of these. |
| 594 | \\[tex-bibtex-file] runs bibtex on the file of the current buffer. |
| 595 | |
| 596 | Use \\[validate-tex-buffer] to check buffer for paragraphs containing |
| 597 | mismatched $'s or braces. |
| 598 | |
| 599 | Special commands: |
| 600 | \\{tex-mode-map} |
| 601 | |
| 602 | Mode variables: |
| 603 | slitex-run-command |
| 604 | Command string used by \\[tex-region] or \\[tex-buffer]. |
| 605 | tex-directory |
| 606 | Directory in which to create temporary files for SliTeX jobs |
| 607 | run by \\[tex-region] or \\[tex-buffer]. |
| 608 | tex-dvi-print-command |
| 609 | Command string used by \\[tex-print] to print a .dvi file. |
| 610 | tex-alt-dvi-print-command |
| 611 | Alternative command string used by \\[tex-print] (when given a prefix |
| 612 | argument) to print a .dvi file. |
| 613 | tex-dvi-view-command |
| 614 | Command string used by \\[tex-view] to preview a .dvi file. |
| 615 | tex-show-queue-command |
| 616 | Command string used by \\[tex-show-print-queue] to show the print |
| 617 | queue that \\[tex-print] put your job on. |
| 618 | |
| 619 | Entering SliTeX mode runs the hook `text-mode-hook', then the hook |
| 620 | `tex-mode-hook', then the hook `latex-mode-hook', and finally the hook |
| 621 | `slitex-mode-hook'. When the special subshell is initiated, the hook |
| 622 | `tex-shell-hook' is run." |
| 623 | (interactive) |
| 624 | (tex-common-initialization) |
| 625 | (setq mode-name "SliTeX") |
| 626 | (setq major-mode 'slitex-mode) |
| 627 | (setq tex-command slitex-run-command) |
| 628 | (setq tex-start-of-header "\\\\documentstyle{slides}\\|\\\\documentclass{slides}") |
| 629 | (setq tex-end-of-header "\\\\begin{document}") |
| 630 | (setq tex-trailer "\\end{document}\n") |
| 631 | ;; A line containing just $$ is treated as a paragraph separator. |
| 632 | ;; A line starting with $$ starts a paragraph, |
| 633 | ;; but does not separate paragraphs if it has more stuff on it. |
| 634 | (setq paragraph-start "[ \t]*$\\|[\f%]\\|[ \t]*\\$\\$\\|\ |
| 635 | \\\\begin\\>\\|\\\\label\\>\\|\\\\end\\>\\|\\\\\\[\\|\\\\\\]\\|\ |
| 636 | \\\\chapter\\>\\|\\\\section\\>\\|\ |
| 637 | \\\\subsection\\>\\|\\\\subsubsection\\>\\|\ |
| 638 | \\\\paragraph\\>\\|\\\\subparagraph\\>\\|\ |
| 639 | \\\\item\\>\\|\\\\bibitem\\>\\|\\\\newline\\>\\|\\\\noindent\\>\\|\ |
| 640 | \\\\[a-z]*space\\>\\|\\\\[a-z]*skip\\>\\|\ |
| 641 | \\\\newpage\\>\\|\\\\[a-z]*page\\|\\\\footnote\\>\\|\ |
| 642 | \\\\marginpar\\>\\|\\\\parbox\\>\\|\\\\caption\\>") |
| 643 | (setq paragraph-separate "[ \t]*$\\|[\f%]\\|[ \t]*\\$\\$[ \t]*$\\|\ |
| 644 | \\\\begin\\>\\|\\\\label\\>\\|\\\\end\\>\\|\\\\\\[\\|\\\\\\]\\|\ |
| 645 | \\\\chapter\\>\\|\\\\section\\>\\|\ |
| 646 | \\\\subsection\\>\\|\\\\subsubsection\\>\\|\ |
| 647 | \\\\paragraph\\>\\|\\\\subparagraph\\>\\|\ |
| 648 | \\\\item[ \t]*$\\|\\\\bibitem[ \t]*$\\|\\\\newline[ \t]*$\\|\\\\noindent[ \t]*$\\|\ |
| 649 | \\\\[a-z]*space[ \t]*$\\|\\\\[a-z]*skip[ \t]*$\\|\ |
| 650 | \\\\newpage[ \t]*$\\|\\\\[a-z]*page[a-z]*[ \t]*$\\|\\\\footnote[ \t]*$\\|\ |
| 651 | \\\\marginpar[ \t]*$\\|\\\\parbox[ \t]*$\\|\\\\caption[ \t]*$") |
| 652 | (make-local-variable 'imenu-create-index-function) |
| 653 | (setq imenu-create-index-function 'latex-imenu-create-index) |
| 654 | (make-local-variable 'tex-face-alist) |
| 655 | (setq tex-face-alist tex-latex-face-alist) |
| 656 | (make-local-variable 'fill-nobreak-predicate) |
| 657 | (setq fill-nobreak-predicate 'latex-fill-nobreak-predicate) |
| 658 | (run-hooks |
| 659 | 'text-mode-hook 'tex-mode-hook 'latex-mode-hook 'slitex-mode-hook)) |
| 660 | |
| 661 | (defun tex-common-initialization () |
| 662 | (kill-all-local-variables) |
| 663 | (use-local-map tex-mode-map) |
| 664 | (setq local-abbrev-table text-mode-abbrev-table) |
| 665 | (if (null tex-mode-syntax-table) |
| 666 | (let ((char 0)) |
| 667 | (setq tex-mode-syntax-table (make-syntax-table)) |
| 668 | (set-syntax-table tex-mode-syntax-table) |
| 669 | (while (< char ? ) |
| 670 | (modify-syntax-entry char ".") |
| 671 | (setq char (1+ char))) |
| 672 | (modify-syntax-entry ?\C-@ "w") |
| 673 | (modify-syntax-entry ?\t " ") |
| 674 | (modify-syntax-entry ?\n ">") |
| 675 | (modify-syntax-entry ?\f ">") |
| 676 | (modify-syntax-entry ?$ "$$") |
| 677 | (modify-syntax-entry ?% "<") |
| 678 | (modify-syntax-entry ?\\ "/") |
| 679 | (modify-syntax-entry ?\" ".") |
| 680 | (modify-syntax-entry ?& ".") |
| 681 | (modify-syntax-entry ?_ ".") |
| 682 | (modify-syntax-entry ?@ "_") |
| 683 | (modify-syntax-entry ?~ " ") |
| 684 | (modify-syntax-entry ?' "w")) |
| 685 | (set-syntax-table tex-mode-syntax-table)) |
| 686 | ;; Regexp isearch should accept newline and formfeed as whitespace. |
| 687 | (make-local-variable 'search-whitespace-regexp) |
| 688 | (setq search-whitespace-regexp "[ \t\r\n\f]+") |
| 689 | (make-local-variable 'paragraph-start) |
| 690 | ;; A line containing just $$ is treated as a paragraph separator. |
| 691 | (setq paragraph-start "[ \t]*$\\|[\f\\\\%]\\|[ \t]*\\$\\$") |
| 692 | (make-local-variable 'paragraph-separate) |
| 693 | ;; A line starting with $$ starts a paragraph, |
| 694 | ;; but does not separate paragraphs if it has more stuff on it. |
| 695 | (setq paragraph-separate "[ \t]*$\\|[\f\\\\%]\\|[ \t]*\\$\\$[ \t]*$") |
| 696 | (make-local-variable 'comment-start) |
| 697 | (setq comment-start "%") |
| 698 | (make-local-variable 'comment-start-skip) |
| 699 | (setq comment-start-skip "\\(\\(^\\|[^\\]\\)\\(\\\\\\\\\\)*\\)\\(%+ *\\)") |
| 700 | (make-local-variable 'comment-indent-function) |
| 701 | (setq comment-indent-function 'tex-comment-indent) |
| 702 | (make-local-variable 'parse-sexp-ignore-comments) |
| 703 | (setq parse-sexp-ignore-comments t) |
| 704 | (make-local-variable 'compare-windows-whitespace) |
| 705 | (setq compare-windows-whitespace 'tex-categorize-whitespace) |
| 706 | (make-local-variable 'skeleton-further-elements) |
| 707 | (setq skeleton-further-elements |
| 708 | '((indent-line-function 'indent-relative-maybe))) |
| 709 | (make-local-variable 'facemenu-add-face-function) |
| 710 | (make-local-variable 'facemenu-end-add-face) |
| 711 | (make-local-variable 'facemenu-remove-face-function) |
| 712 | (setq facemenu-add-face-function |
| 713 | (lambda (face end) |
| 714 | (let ((face-text (cdr (assq face tex-face-alist)))) |
| 715 | (if face-text |
| 716 | face-text |
| 717 | (error "Face %s not configured for %s mode" face mode-name)))) |
| 718 | facemenu-end-add-face "}" |
| 719 | facemenu-remove-face-function t) |
| 720 | (make-local-variable 'tex-command) |
| 721 | (make-local-variable 'tex-start-of-header) |
| 722 | (make-local-variable 'tex-end-of-header) |
| 723 | (make-local-variable 'tex-trailer)) |
| 724 | |
| 725 | (defun tex-comment-indent () |
| 726 | (if (looking-at "%%%") |
| 727 | (current-column) |
| 728 | (skip-chars-backward " \t") |
| 729 | (max (if (bolp) 0 (1+ (current-column))) |
| 730 | comment-column))) |
| 731 | |
| 732 | (defun tex-categorize-whitespace (backward-limit) |
| 733 | ;; compare-windows-whitespace is set to this. |
| 734 | ;; This is basically a finite-state machine. |
| 735 | ;; Returns a symbol telling how TeX would treat |
| 736 | ;; the whitespace we are looking at: null, space, or par. |
| 737 | (let ((category 'null) |
| 738 | (not-finished t)) |
| 739 | (skip-chars-backward " \t\n\f" backward-limit) |
| 740 | (while not-finished |
| 741 | (cond ((looking-at "[ \t]+") |
| 742 | (goto-char (match-end 0)) |
| 743 | (if (eq category 'null) |
| 744 | (setq category 'space))) |
| 745 | ((looking-at "\n") |
| 746 | (cond ((eq category 'newline) |
| 747 | (setq category 'par) |
| 748 | (setq not-finished nil)) |
| 749 | (t |
| 750 | (setq category 'newline) ;a strictly internal state |
| 751 | (goto-char (match-end 0))))) |
| 752 | ((looking-at "\f+") |
| 753 | (setq category 'par) |
| 754 | (setq not-finished nil)) |
| 755 | (t |
| 756 | (setq not-finished nil)))) |
| 757 | (skip-chars-forward " \t\n\f") |
| 758 | (if (eq category 'newline) |
| 759 | 'space ;TeX doesn't distinguish |
| 760 | category))) |
| 761 | |
| 762 | (defun tex-insert-quote (arg) |
| 763 | "Insert the appropriate quote marks for TeX. |
| 764 | Inserts the value of `tex-open-quote' (normally ``) or `tex-close-quote' |
| 765 | \(normally '') depending on the context. With prefix argument, always |
| 766 | inserts \" characters." |
| 767 | (interactive "*P") |
| 768 | (if arg |
| 769 | (self-insert-command (prefix-numeric-value arg)) |
| 770 | (insert |
| 771 | (cond ((or (bobp) |
| 772 | (save-excursion |
| 773 | (forward-char -1) |
| 774 | (looking-at "\\s(\\|\\s \\|\\s>"))) |
| 775 | tex-open-quote) |
| 776 | ((= (preceding-char) ?\\) |
| 777 | ?\") |
| 778 | (t |
| 779 | tex-close-quote))))) |
| 780 | |
| 781 | (defun validate-tex-buffer () |
| 782 | "Check current buffer for paragraphs containing mismatched $s. |
| 783 | Their positions are recorded in the buffer `*Occur*'. |
| 784 | To find a particular invalidity from `*Occur*', |
| 785 | switch to to that buffer and type C-c C-c on the line |
| 786 | for the invalidity you want to see." |
| 787 | (interactive) |
| 788 | (let ((buffer (current-buffer)) |
| 789 | (prevpos (point-min)) |
| 790 | (linenum nil)) |
| 791 | (with-output-to-temp-buffer "*Occur*" |
| 792 | (princ "Mismatches:\n") |
| 793 | (save-excursion |
| 794 | (set-buffer standard-output) |
| 795 | (occur-mode) |
| 796 | (setq occur-buffer buffer) |
| 797 | (setq occur-nlines 0) |
| 798 | (setq occur-pos-list nil)) |
| 799 | (save-excursion |
| 800 | (goto-char (point-max)) |
| 801 | (while (and (not (input-pending-p)) (not (bobp))) |
| 802 | (let ((end (point)) |
| 803 | prev-end) |
| 804 | ;; Scan the previous paragraph for invalidities. |
| 805 | (if (search-backward "\n\n" nil t) |
| 806 | (progn |
| 807 | (setq prev-end (point)) |
| 808 | (forward-char 2)) |
| 809 | (goto-char (setq prev-end (point-min)))) |
| 810 | (or (tex-validate-region (point) end) |
| 811 | (let* ((oend end) |
| 812 | (end (save-excursion (forward-line 1) (point))) |
| 813 | start tem) |
| 814 | (beginning-of-line) |
| 815 | (setq start (point)) |
| 816 | ;; Keep track of line number as we scan, |
| 817 | ;; in a cumulative fashion. |
| 818 | (if linenum |
| 819 | (setq linenum (- linenum (count-lines prevpos (point)))) |
| 820 | (setq linenum (1+ (count-lines 1 start)))) |
| 821 | (setq prevpos (point)) |
| 822 | ;; Mention this mismatch in *Occur*. |
| 823 | ;; Since we scan from end of buffer to beginning, |
| 824 | ;; add each mismatch at the beginning of *Occur* |
| 825 | ;; and at the beginning of occur-pos-list. |
| 826 | (save-excursion |
| 827 | (setq tem (point-marker)) |
| 828 | (set-buffer standard-output) |
| 829 | (goto-char (point-min)) |
| 830 | ;; Skip "Mismatches:" header line. |
| 831 | (forward-line 1) |
| 832 | (setq occur-pos-list (cons tem occur-pos-list)) |
| 833 | (insert-buffer-substring buffer start end) |
| 834 | (forward-char (- start end)) |
| 835 | (insert (format "%3d: " linenum))))) |
| 836 | (goto-char prev-end)))) |
| 837 | (save-excursion |
| 838 | (set-buffer standard-output) |
| 839 | (if (null occur-pos-list) |
| 840 | (insert "None!\n")) |
| 841 | (if (interactive-p) |
| 842 | (message "%d mismatches found" (length occur-pos-list))))))) |
| 843 | |
| 844 | (defun tex-validate-region (start end) |
| 845 | "Check for mismatched braces or $'s in region. |
| 846 | Returns t if no mismatches. Returns nil and moves point to suspect |
| 847 | area if a mismatch is found." |
| 848 | (interactive "r") |
| 849 | (let ((failure-point nil) (max-possible-sexps (- end start))) |
| 850 | (save-excursion |
| 851 | (condition-case () |
| 852 | (save-restriction |
| 853 | (narrow-to-region start end) |
| 854 | ;; First check that the open and close parens balance in numbers. |
| 855 | (goto-char start) |
| 856 | (while (< 0 (setq max-possible-sexps (1- max-possible-sexps))) |
| 857 | (forward-sexp 1)) |
| 858 | ;; Now check that like matches like. |
| 859 | (goto-char start) |
| 860 | (while (progn (skip-syntax-forward "^(") |
| 861 | (not (eobp))) |
| 862 | (let ((match (matching-paren (following-char)))) |
| 863 | (save-excursion |
| 864 | (forward-sexp 1) |
| 865 | (or (= (preceding-char) match) |
| 866 | (error "Mismatched parentheses")))) |
| 867 | (forward-char 1))) |
| 868 | (error |
| 869 | (skip-syntax-forward " .>") |
| 870 | (setq failure-point (point))))) |
| 871 | (if failure-point |
| 872 | (progn |
| 873 | (goto-char failure-point) |
| 874 | nil) |
| 875 | t))) |
| 876 | |
| 877 | (defun tex-terminate-paragraph (inhibit-validation) |
| 878 | "Insert two newlines, breaking a paragraph for TeX. |
| 879 | Check for mismatched braces or $s in paragraph being terminated. |
| 880 | A prefix arg inhibits the checking." |
| 881 | (interactive "*P") |
| 882 | (or inhibit-validation |
| 883 | (save-excursion |
| 884 | (tex-validate-region |
| 885 | (save-excursion |
| 886 | (search-backward "\n\n" nil 'move) |
| 887 | (point)) |
| 888 | (point))) |
| 889 | (message "Paragraph being closed appears to contain a mismatch")) |
| 890 | (insert "\n\n")) |
| 891 | |
| 892 | (defun tex-insert-braces () |
| 893 | "Make a pair of braces and be poised to type inside of them." |
| 894 | (interactive "*") |
| 895 | (insert ?\{) |
| 896 | (save-excursion |
| 897 | (insert ?}))) |
| 898 | |
| 899 | ;; This function is used as the value of fill-nobreak-predicate |
| 900 | ;; in LaTeX mode. Its job is to prevent line-breaking inside |
| 901 | ;; of a \verb construct. |
| 902 | (defun latex-fill-nobreak-predicate () |
| 903 | (let ((opoint (point)) |
| 904 | inside) |
| 905 | (save-excursion |
| 906 | (save-restriction |
| 907 | (beginning-of-line) |
| 908 | (narrow-to-region (point) opoint) |
| 909 | (while (re-search-forward "\\\\verb\\(.\\)" nil t) |
| 910 | (unless (re-search-forward (regexp-quote (match-string 1)) nil t) |
| 911 | (setq inside t))))) |
| 912 | inside)) |
| 913 | |
| 914 | ;;; Like tex-insert-braces, but for LaTeX. |
| 915 | (define-skeleton tex-latex-block |
| 916 | "Create a matching pair of lines \\begin[OPT]{NAME} and \\end{NAME} at point. |
| 917 | Puts point on a blank line between them." |
| 918 | (completing-read "LaTeX block name: " |
| 919 | (mapcar 'list |
| 920 | (append standard-latex-block-names |
| 921 | latex-block-names))) |
| 922 | "\\begin[" |
| 923 | (skeleton-read "[options]: ") & ?\] | -1 |
| 924 | ?\{ |
| 925 | str |
| 926 | ?\} \n |
| 927 | _ \n |
| 928 | "\\end{" str ?\}) |
| 929 | |
| 930 | (defun tex-last-unended-begin () |
| 931 | "Leave point at the beginning of the last `\\begin{...}' that is unended." |
| 932 | (while (and (re-search-backward "\\(\\\\begin\\s *{\\)\\|\\(\\\\end\\s *{\\)") |
| 933 | (looking-at "\\\\end{")) |
| 934 | (tex-last-unended-begin))) |
| 935 | |
| 936 | (defun tex-goto-last-unclosed-latex-block () |
| 937 | "Move point to the last unclosed \\begin{...}. |
| 938 | Mark is left at original location." |
| 939 | (interactive) |
| 940 | (let ((spot)) |
| 941 | (save-excursion |
| 942 | (condition-case nil |
| 943 | (tex-last-unended-begin) |
| 944 | (error (error "Couldn't find unended \\begin"))) |
| 945 | (setq spot (point))) |
| 946 | (push-mark) |
| 947 | (goto-char spot))) |
| 948 | |
| 949 | (defun tex-close-latex-block () |
| 950 | "Creates an \\end{...} to match the last unclosed \\begin{...}." |
| 951 | (interactive "*") |
| 952 | (let ((new-line-needed (bolp)) |
| 953 | text indentation) |
| 954 | (save-excursion |
| 955 | (condition-case nil |
| 956 | (tex-last-unended-begin) |
| 957 | (error (error "Couldn't find unended \\begin"))) |
| 958 | (setq indentation (current-column)) |
| 959 | (re-search-forward "\\\\begin\\(\\s *{[^}\n]*}\\)") |
| 960 | (setq text (buffer-substring (match-beginning 1) (match-end 1)))) |
| 961 | (indent-to indentation) |
| 962 | (insert "\\end" text) |
| 963 | (if new-line-needed (insert ?\n)))) |
| 964 | \f |
| 965 | ;;; Invoking TeX in an inferior shell. |
| 966 | |
| 967 | ;;; Why use a shell instead of running TeX directly? Because if TeX |
| 968 | ;;; gets stuck, the user can switch to the shell window and type at it. |
| 969 | |
| 970 | ;;; The utility functions: |
| 971 | |
| 972 | ;;;###autoload |
| 973 | (defun tex-start-shell () |
| 974 | (save-excursion |
| 975 | (set-buffer |
| 976 | (make-comint |
| 977 | "tex-shell" |
| 978 | (or tex-shell-file-name (getenv "ESHELL") (getenv "SHELL") "/bin/sh") |
| 979 | nil)) |
| 980 | (let ((proc (get-process "tex-shell"))) |
| 981 | (set-process-sentinel proc 'tex-shell-sentinel) |
| 982 | (process-kill-without-query proc) |
| 983 | (setq comint-prompt-regexp shell-prompt-pattern) |
| 984 | (setq tex-shell-map (nconc (make-sparse-keymap) shell-mode-map)) |
| 985 | (tex-define-common-keys tex-shell-map) |
| 986 | (use-local-map tex-shell-map) |
| 987 | (compilation-minor-mode) |
| 988 | (run-hooks 'tex-shell-hook) |
| 989 | (setq comint-input-filter-functions 'shell-directory-tracker) |
| 990 | (while (zerop (buffer-size)) |
| 991 | (sleep-for 1))))) |
| 992 | |
| 993 | (defun tex-display-shell () |
| 994 | "Make the TeX shell buffer visible in a window." |
| 995 | (display-buffer (process-buffer (get-process "tex-shell"))) |
| 996 | (tex-recenter-output-buffer nil)) |
| 997 | |
| 998 | (defun tex-shell-sentinel (proc msg) |
| 999 | (cond ((null (buffer-name (process-buffer proc))) |
| 1000 | ;; buffer killed |
| 1001 | (set-process-buffer proc nil) |
| 1002 | (tex-delete-last-temp-files)) |
| 1003 | ((memq (process-status proc) '(signal exit)) |
| 1004 | (tex-delete-last-temp-files)))) |
| 1005 | |
| 1006 | (defun tex-set-buffer-directory (buffer directory) |
| 1007 | "Set BUFFER's default directory to be DIRECTORY." |
| 1008 | (setq directory (file-name-as-directory (expand-file-name directory))) |
| 1009 | (if (not (file-directory-p directory)) |
| 1010 | (error "%s is not a directory" directory) |
| 1011 | (save-excursion |
| 1012 | (set-buffer buffer) |
| 1013 | (setq default-directory directory)))) |
| 1014 | |
| 1015 | (defvar tex-send-command-modified-tick 0) |
| 1016 | (make-variable-buffer-local 'tex-send-command-modified-tick) |
| 1017 | |
| 1018 | (defun tex-send-command (command &optional file background) |
| 1019 | "Send COMMAND to TeX shell process, substituting optional FILE for *. |
| 1020 | Do this in background if optional BACKGROUND is t. If COMMAND has no *, |
| 1021 | FILE will be appended, preceded by a blank, to COMMAND. If FILE is nil, no |
| 1022 | substitution will be made in COMMAND. COMMAND can be any expression that |
| 1023 | evaluates to a command string. |
| 1024 | |
| 1025 | Return the process in which TeX is running." |
| 1026 | (save-excursion |
| 1027 | (let* ((cmd (eval command)) |
| 1028 | (proc (or (get-process "tex-shell") (error "No TeX subprocess"))) |
| 1029 | (buf (process-buffer proc)) |
| 1030 | (star (string-match "\\*" cmd)) |
| 1031 | (string |
| 1032 | (concat |
| 1033 | (if file |
| 1034 | (if star (concat (substring cmd 0 star) |
| 1035 | file (substring cmd (1+ star))) |
| 1036 | (concat cmd " " file)) |
| 1037 | cmd) |
| 1038 | (if background "&" "")))) |
| 1039 | ;; Switch to buffer before checking for subproc output in it. |
| 1040 | (set-buffer buf) |
| 1041 | ;; If text is unchanged since previous tex-send-command, |
| 1042 | ;; we haven't got any output. So wait for output now. |
| 1043 | (if (= (buffer-modified-tick buf) tex-send-command-modified-tick) |
| 1044 | (accept-process-output proc)) |
| 1045 | (goto-char (process-mark proc)) |
| 1046 | (insert string) |
| 1047 | (comint-send-input) |
| 1048 | (setq tex-send-command-modified-tick (buffer-modified-tick buf)) |
| 1049 | proc))) |
| 1050 | |
| 1051 | (defun tex-delete-last-temp-files (&optional not-all) |
| 1052 | "Delete any junk files from last temp file. |
| 1053 | If NOT-ALL is non-nil, save the `.dvi' file." |
| 1054 | (if tex-last-temp-file |
| 1055 | (let* ((dir (file-name-directory tex-last-temp-file)) |
| 1056 | (list (and (file-directory-p dir) |
| 1057 | (file-name-all-completions |
| 1058 | (file-name-sans-extension |
| 1059 | (file-name-nondirectory tex-last-temp-file)) |
| 1060 | dir)))) |
| 1061 | (while list |
| 1062 | (if not-all |
| 1063 | (and |
| 1064 | ;; If arg is non-nil, don't delete the .dvi file. |
| 1065 | (not (string-match "\\.dvi$" (car list))) |
| 1066 | (delete-file (concat dir (car list)))) |
| 1067 | (delete-file (concat dir (car list)))) |
| 1068 | (setq list (cdr list)))))) |
| 1069 | |
| 1070 | (add-hook 'kill-emacs-hook 'tex-delete-last-temp-files) |
| 1071 | |
| 1072 | (defvar tex-start-tex-marker nil |
| 1073 | "Marker pointing after last TeX-running command in the TeX shell buffer.") |
| 1074 | |
| 1075 | (defun tex-start-tex (command file) |
| 1076 | "Start a TeX run, using COMMAND on FILE." |
| 1077 | (let* ((star (string-match "\\*" command)) |
| 1078 | (compile-command |
| 1079 | (if star |
| 1080 | (concat (substring command 0 star) |
| 1081 | (comint-quote-filename file) |
| 1082 | (substring command (1+ star))) |
| 1083 | (concat command " " |
| 1084 | (comint-quote-filename tex-start-options-string) " " |
| 1085 | (comint-quote-filename file))))) |
| 1086 | (with-current-buffer (process-buffer (tex-send-command compile-command)) |
| 1087 | (save-excursion |
| 1088 | (forward-line -1) |
| 1089 | (setq tex-start-tex-marker (point-marker))) |
| 1090 | (make-local-variable 'compilation-parse-errors-function) |
| 1091 | (setq compilation-parse-errors-function 'tex-compilation-parse-errors)))) |
| 1092 | \f |
| 1093 | (defun tex-compilation-parse-errors (limit-search find-at-least) |
| 1094 | "Parse the current buffer as error messages. |
| 1095 | This makes a list of error descriptors, `compilation-error-list'. |
| 1096 | For each source-file, line-number pair in the buffer, |
| 1097 | the source file is read in, and the text location is saved in |
| 1098 | `compilation-error-list'. The function `next-error', assigned to |
| 1099 | \\[next-error], takes the next error off the list and visits its location. |
| 1100 | |
| 1101 | If LIMIT-SEARCH is non-nil, don't bother parsing past that location. |
| 1102 | If FIND-AT-LEAST is non-nil, don't bother parsing after finding that |
| 1103 | |
| 1104 | This function works on TeX compilations only. It is necessary for |
| 1105 | that purpose, since TeX does not put file names on the same line as |
| 1106 | line numbers for the errors." |
| 1107 | (require 'thingatpt) |
| 1108 | (setq compilation-error-list nil) |
| 1109 | (message "Parsing error messages...") |
| 1110 | (let ((old-lc-syntax (char-syntax ?\{)) |
| 1111 | (old-rc-syntax (char-syntax ?\})) |
| 1112 | (old-lb-syntax (char-syntax ?\[)) |
| 1113 | (old-rb-syntax (char-syntax ?\])) |
| 1114 | (num-found 0) last-filename last-linenum last-position) |
| 1115 | (unwind-protect |
| 1116 | (progn |
| 1117 | (modify-syntax-entry ?\{ "_") |
| 1118 | (modify-syntax-entry ?\} "_") |
| 1119 | (modify-syntax-entry ?\[ "_") |
| 1120 | (modify-syntax-entry ?\] "_") |
| 1121 | ;; Don't reparse messages already seen at last parse. |
| 1122 | (goto-char (max (or compilation-parsing-end 0) |
| 1123 | tex-start-tex-marker)) |
| 1124 | ;; Don't parse the first two lines as error messages. |
| 1125 | ;; This matters for grep. |
| 1126 | (if (bobp) (forward-line 2)) |
| 1127 | (while (re-search-forward |
| 1128 | "^l\\.\\([0-9]+\\) \\(\\.\\.\\.\\)?\\(.*\\)$" |
| 1129 | (and (or (null find-at-least) |
| 1130 | (>= num-found find-at-least)) limit-search) t) |
| 1131 | ;; Extract file name and line number from error message. |
| 1132 | ;; Line number is 2 away from beginning of line: "l.23" |
| 1133 | ;; The file is the one that was opened last and is still open. |
| 1134 | ;; We need to find the last open parenthesis. |
| 1135 | (let* ((linenum (string-to-int (match-string 1))) |
| 1136 | (error-text (regexp-quote (match-string 3))) |
| 1137 | (filename |
| 1138 | (save-excursion |
| 1139 | (backward-up-list 1) |
| 1140 | (skip-syntax-forward "(_") |
| 1141 | (while (not (file-readable-p |
| 1142 | (thing-at-point 'filename))) |
| 1143 | (skip-syntax-backward "(_") |
| 1144 | (backward-up-list 1) |
| 1145 | (skip-syntax-forward "(_")) |
| 1146 | (thing-at-point 'filename))) |
| 1147 | (error-marker |
| 1148 | (save-excursion |
| 1149 | (re-search-backward "^! " nil t) |
| 1150 | (point-marker))) |
| 1151 | (new-file (or (null last-filename) |
| 1152 | (not (string-equal last-filename filename)))) |
| 1153 | (error-location |
| 1154 | (save-excursion |
| 1155 | (if (equal filename tex-last-temp-file) |
| 1156 | (set-buffer tex-last-buffer-texed) |
| 1157 | (set-buffer (find-file-noselect filename))) |
| 1158 | (if new-file |
| 1159 | (goto-line linenum) |
| 1160 | (goto-char last-position) |
| 1161 | (forward-line (- linenum last-linenum))) |
| 1162 | ;first try a forward search |
| 1163 | ;for the error text, then a |
| 1164 | ;backward search limited by |
| 1165 | ;the last error |
| 1166 | (let ((starting-point (point))) |
| 1167 | (or (re-search-forward error-text nil t) |
| 1168 | (re-search-backward |
| 1169 | error-text |
| 1170 | (marker-position last-position) t) |
| 1171 | (goto-char starting-point))) |
| 1172 | (point-marker)))) |
| 1173 | (setq last-filename filename) |
| 1174 | (if (or new-file |
| 1175 | (not (= last-position error-location))) |
| 1176 | (progn |
| 1177 | (setq num-found (1+ num-found)) |
| 1178 | (setq last-position error-location) |
| 1179 | (setq last-linenum linenum) |
| 1180 | (setq compilation-error-list |
| 1181 | (nconc compilation-error-list |
| 1182 | (list (cons error-marker |
| 1183 | error-location))))))))) |
| 1184 | (modify-syntax-entry ?\{ (char-to-string old-lc-syntax)) |
| 1185 | (modify-syntax-entry ?\} (char-to-string old-rc-syntax)) |
| 1186 | (modify-syntax-entry ?\[ (char-to-string old-lb-syntax)) |
| 1187 | (modify-syntax-entry ?\] (char-to-string old-rb-syntax)))) |
| 1188 | (setq compilation-parsing-end (point)) |
| 1189 | (message "Parsing error messages...done")) |
| 1190 | \f |
| 1191 | ;;; The commands: |
| 1192 | |
| 1193 | (defun tex-region (beg end) |
| 1194 | "Run TeX on the current region, via a temporary file. |
| 1195 | The file's name comes from the variable `tex-zap-file' and the |
| 1196 | variable `tex-directory' says where to put it. |
| 1197 | |
| 1198 | If the buffer has a header, the header is given to TeX before the |
| 1199 | region itself. The buffer's header is all lines between the strings |
| 1200 | defined by `tex-start-of-header' and `tex-end-of-header' inclusive. |
| 1201 | The header must start in the first 100 lines of the buffer. |
| 1202 | |
| 1203 | The value of `tex-trailer' is given to TeX as input after the region. |
| 1204 | |
| 1205 | The value of `tex-command' specifies the command to use to run TeX." |
| 1206 | (interactive "r") |
| 1207 | (if (tex-shell-running) |
| 1208 | (tex-kill-job) |
| 1209 | (tex-start-shell)) |
| 1210 | (or tex-zap-file |
| 1211 | (setq tex-zap-file (tex-generate-zap-file-name))) |
| 1212 | ;; Temp file will be written and TeX will be run in zap-directory. |
| 1213 | ;; If the TEXINPUTS file has relative directories or if the region has |
| 1214 | ;; \input of files, this must be the same directory as the file for |
| 1215 | ;; TeX to access the correct inputs. That's why it's safest if |
| 1216 | ;; tex-directory is ".". |
| 1217 | (let* ((zap-directory |
| 1218 | (file-name-as-directory (expand-file-name tex-directory))) |
| 1219 | (tex-out-file (concat zap-directory tex-zap-file ".tex"))) |
| 1220 | ;; Don't delete temp files if we do the same buffer twice in a row. |
| 1221 | (or (eq (current-buffer) tex-last-buffer-texed) |
| 1222 | (tex-delete-last-temp-files t)) |
| 1223 | ;; Write the new temp file. |
| 1224 | (save-excursion |
| 1225 | (save-restriction |
| 1226 | (widen) |
| 1227 | (goto-char (point-min)) |
| 1228 | (forward-line 100) |
| 1229 | (let ((search-end (point)) |
| 1230 | (default-directory zap-directory) |
| 1231 | (already-output 0)) |
| 1232 | (goto-char (point-min)) |
| 1233 | |
| 1234 | ;; Maybe copy first line, such as `\input texinfo', to temp file. |
| 1235 | (and tex-first-line-header-regexp |
| 1236 | (looking-at tex-first-line-header-regexp) |
| 1237 | (write-region (point) |
| 1238 | (progn (forward-line 1) |
| 1239 | (setq already-output (point))) |
| 1240 | tex-out-file nil nil)) |
| 1241 | |
| 1242 | ;; Write out the header, if there is one, |
| 1243 | ;; and any of the specified region which extends before it. |
| 1244 | ;; But don't repeat anything already written. |
| 1245 | (if (re-search-forward tex-start-of-header search-end t) |
| 1246 | (let (hbeg) |
| 1247 | (beginning-of-line) |
| 1248 | (setq hbeg (point)) ;mark beginning of header |
| 1249 | (if (re-search-forward tex-end-of-header nil t) |
| 1250 | (let (hend) |
| 1251 | (forward-line 1) |
| 1252 | (setq hend (point)) ;mark end of header |
| 1253 | (write-region (max (min hbeg beg) already-output) |
| 1254 | hend |
| 1255 | tex-out-file |
| 1256 | (not (zerop already-output)) nil) |
| 1257 | (setq already-output hend))))) |
| 1258 | |
| 1259 | ;; Write out the specified region |
| 1260 | ;; (but don't repeat anything already written). |
| 1261 | (write-region (max beg already-output) end |
| 1262 | tex-out-file |
| 1263 | (not (zerop already-output)) nil)) |
| 1264 | ;; Write the trailer, if any. |
| 1265 | ;; Precede it with a newline to make sure it |
| 1266 | ;; is not hidden in a comment. |
| 1267 | (if tex-trailer |
| 1268 | (write-region (concat "\n" tex-trailer) nil |
| 1269 | tex-out-file t nil)))) |
| 1270 | ;; Record the file name to be deleted afterward. |
| 1271 | (setq tex-last-temp-file tex-out-file) |
| 1272 | (tex-send-command tex-shell-cd-command zap-directory) |
| 1273 | (tex-start-tex tex-command tex-out-file) |
| 1274 | (tex-display-shell) |
| 1275 | (setq tex-print-file tex-out-file) |
| 1276 | (setq tex-last-buffer-texed (current-buffer)))) |
| 1277 | |
| 1278 | (defun tex-buffer () |
| 1279 | "Run TeX on current buffer. See \\[tex-region] for more information. |
| 1280 | Does not save the buffer, so it's useful for trying experimental versions. |
| 1281 | See \\[tex-file] for an alternative." |
| 1282 | (interactive) |
| 1283 | (tex-region (point-min) (point-max))) |
| 1284 | |
| 1285 | (defun tex-file () |
| 1286 | "Prompt to save all buffers and run TeX (or LaTeX) on current buffer's file. |
| 1287 | This function is more useful than \\[tex-buffer] when you need the |
| 1288 | `.aux' file of LaTeX to have the correct name." |
| 1289 | (interactive) |
| 1290 | (let ((source-file |
| 1291 | (or tex-main-file |
| 1292 | (if (buffer-file-name) |
| 1293 | (file-name-nondirectory (buffer-file-name)) |
| 1294 | (error "Buffer does not seem to be associated with any file")))) |
| 1295 | (file-dir (file-name-directory (buffer-file-name)))) |
| 1296 | (if tex-offer-save |
| 1297 | (save-some-buffers)) |
| 1298 | (if (tex-shell-running) |
| 1299 | (tex-kill-job) |
| 1300 | (tex-start-shell)) |
| 1301 | (tex-send-command tex-shell-cd-command file-dir) |
| 1302 | (tex-start-tex tex-command source-file) |
| 1303 | (tex-display-shell) |
| 1304 | (setq tex-last-buffer-texed (current-buffer)) |
| 1305 | (setq tex-print-file source-file))) |
| 1306 | |
| 1307 | (defun tex-generate-zap-file-name () |
| 1308 | "Generate a unique name suitable for use as a file name." |
| 1309 | ;; Include the shell process number and host name |
| 1310 | ;; in case there are multiple shells (for same or different user). |
| 1311 | (format "#tz%d%s" |
| 1312 | (process-id (get-buffer-process "*tex-shell*")) |
| 1313 | (tex-strip-dots (system-name)))) |
| 1314 | |
| 1315 | (defun tex-strip-dots (s) |
| 1316 | (setq s (copy-sequence s)) |
| 1317 | (while (string-match "\\." s) |
| 1318 | (aset s (match-beginning 0) ?-)) |
| 1319 | s) |
| 1320 | |
| 1321 | ;; This will perhaps be useful for modifying TEXINPUTS. |
| 1322 | ;; Expand each file name, separated by colons, in the string S. |
| 1323 | (defun tex-expand-files (s) |
| 1324 | (let (elts (start 0)) |
| 1325 | (while (string-match ":" s start) |
| 1326 | (setq elts (cons (substring s start (match-beginning 0)) elts)) |
| 1327 | (setq start (match-end 0))) |
| 1328 | (or (= start 0) |
| 1329 | (setq elts (cons (substring s start) elts))) |
| 1330 | (mapconcat 'expand-file-name (nreverse elts) ":"))) |
| 1331 | |
| 1332 | (defun tex-shell-running () |
| 1333 | (and (get-process "tex-shell") |
| 1334 | (eq (process-status (get-process "tex-shell")) 'run))) |
| 1335 | |
| 1336 | (defun tex-kill-job () |
| 1337 | "Kill the currently running TeX job." |
| 1338 | (interactive) |
| 1339 | (quit-process (get-process "tex-shell") t)) |
| 1340 | |
| 1341 | (defun tex-recenter-output-buffer (linenum) |
| 1342 | "Redisplay buffer of TeX job output so that most recent output can be seen. |
| 1343 | The last line of the buffer is displayed on |
| 1344 | line LINE of the window, or centered if LINE is nil." |
| 1345 | (interactive "P") |
| 1346 | (let ((tex-shell (get-buffer "*tex-shell*")) |
| 1347 | (old-buffer (current-buffer)) |
| 1348 | (window)) |
| 1349 | (if (null tex-shell) |
| 1350 | (message "No TeX output buffer") |
| 1351 | (setq window (display-buffer tex-shell)) |
| 1352 | (save-selected-window |
| 1353 | (select-window window) |
| 1354 | (bury-buffer tex-shell) |
| 1355 | (goto-char (point-max)) |
| 1356 | (recenter (if linenum |
| 1357 | (prefix-numeric-value linenum) |
| 1358 | (/ (window-height) 2))))))) |
| 1359 | |
| 1360 | (defun tex-print (&optional alt) |
| 1361 | "Print the .dvi file made by \\[tex-region], \\[tex-buffer] or \\[tex-file]. |
| 1362 | Runs the shell command defined by `tex-dvi-print-command'. If prefix argument |
| 1363 | is provided, use the alternative command, `tex-alt-dvi-print-command'." |
| 1364 | (interactive "P") |
| 1365 | (let ((print-file-name-dvi (tex-append tex-print-file ".dvi")) |
| 1366 | test-name) |
| 1367 | (if (and (not (equal (current-buffer) tex-last-buffer-texed)) |
| 1368 | (buffer-file-name) |
| 1369 | ;; Check that this buffer's printed file is up to date. |
| 1370 | (file-newer-than-file-p |
| 1371 | (setq test-name (tex-append (buffer-file-name) ".dvi")) |
| 1372 | (buffer-file-name))) |
| 1373 | (setq print-file-name-dvi test-name)) |
| 1374 | (if (not (file-exists-p print-file-name-dvi)) |
| 1375 | (error "No appropriate `.dvi' file could be found") |
| 1376 | (if (tex-shell-running) |
| 1377 | (tex-kill-job) |
| 1378 | (tex-start-shell)) |
| 1379 | (tex-send-command |
| 1380 | (if alt tex-alt-dvi-print-command tex-dvi-print-command) |
| 1381 | print-file-name-dvi t)))) |
| 1382 | |
| 1383 | (defun tex-alt-print () |
| 1384 | "Print the .dvi file made by \\[tex-region], \\[tex-buffer] or \\[tex-file]. |
| 1385 | Runs the shell command defined by `tex-alt-dvi-print-command'." |
| 1386 | (interactive) |
| 1387 | (tex-print t)) |
| 1388 | |
| 1389 | (defun tex-view () |
| 1390 | "Preview the last `.dvi' file made by running TeX under Emacs. |
| 1391 | This means, made using \\[tex-region], \\[tex-buffer] or \\[tex-file]. |
| 1392 | The variable `tex-dvi-view-command' specifies the shell command for preview. |
| 1393 | You must set that variable yourself before using this command, |
| 1394 | because there is no standard value that would generally work." |
| 1395 | (interactive) |
| 1396 | (or tex-dvi-view-command |
| 1397 | (error "You must set `tex-dvi-view-command'")) |
| 1398 | (let ((tex-dvi-print-command tex-dvi-view-command)) |
| 1399 | (tex-print))) |
| 1400 | |
| 1401 | (defun tex-append (file-name suffix) |
| 1402 | "Append to FILENAME the suffix SUFFIX, using same algorithm TeX uses. |
| 1403 | Pascal-based TeX scans for the first period, C TeX uses the last. |
| 1404 | No period is retained immediately before SUFFIX, |
| 1405 | so normally SUFFIX starts with one." |
| 1406 | (if (stringp file-name) |
| 1407 | (let ((file (file-name-nondirectory file-name)) |
| 1408 | trial-name) |
| 1409 | ;; Try splitting on last period. |
| 1410 | ;; The first-period split can get fooled when two files |
| 1411 | ;; named a.tex and a.b.tex are both tex'd; |
| 1412 | ;; the last-period split must be right if it matches at all. |
| 1413 | (setq trial-name |
| 1414 | (concat (file-name-directory file-name) |
| 1415 | (substring file 0 |
| 1416 | (string-match "\\.[^.]*$" file)) |
| 1417 | suffix)) |
| 1418 | (if (or (file-exists-p trial-name) |
| 1419 | (file-exists-p (concat trial-name ".aux"))) ;for BibTeX files |
| 1420 | trial-name |
| 1421 | ;; Not found, so split on first period. |
| 1422 | (concat (file-name-directory file-name) |
| 1423 | (substring file 0 |
| 1424 | (string-match "\\." file)) |
| 1425 | suffix))) |
| 1426 | " ")) |
| 1427 | |
| 1428 | (defun tex-show-print-queue () |
| 1429 | "Show the print queue that \\[tex-print] put your job on. |
| 1430 | Runs the shell command defined by `tex-show-queue-command'." |
| 1431 | (interactive) |
| 1432 | (if (tex-shell-running) |
| 1433 | (tex-kill-job) |
| 1434 | (tex-start-shell)) |
| 1435 | (tex-send-command tex-show-queue-command) |
| 1436 | (tex-display-shell)) |
| 1437 | |
| 1438 | (defun tex-bibtex-file () |
| 1439 | "Run BibTeX on the current buffer's file." |
| 1440 | (interactive) |
| 1441 | (if (tex-shell-running) |
| 1442 | (tex-kill-job) |
| 1443 | (tex-start-shell)) |
| 1444 | (let ((tex-out-file |
| 1445 | (tex-append (file-name-nondirectory (buffer-file-name)) "")) |
| 1446 | (file-dir (file-name-directory (buffer-file-name)))) |
| 1447 | (tex-send-command tex-shell-cd-command file-dir) |
| 1448 | (tex-send-command tex-bibtex-command tex-out-file)) |
| 1449 | (tex-display-shell)) |
| 1450 | |
| 1451 | (run-hooks 'tex-mode-load-hook) |
| 1452 | |
| 1453 | (provide 'tex-mode) |
| 1454 | |
| 1455 | ;;; tex-mode.el ends here |