src/bufferparams.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 1995 Matthias Ettrich
   7  *           Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #include "bufferparams.h"
  14 #include "tex-strings.h"
  15 #include "encoding.h"
  16 #include "layout.h"
  17 #include "vspace.h"
  18 #include "debug.h"
  19 #include "lyxrc.h"
  20 #include "language.h"
  21 #include "lyxtextclasslist.h"
  22 #include "lyxlex.h"
  23 #include "Lsstream.h"
  24
  25 #include "support/lyxalgo.h" // for lyx::count
  26 #include "support/lyxlib.h"
  27 #include "support/lstrings.h"
  28
  29 #include <cstdlib>
  30
  31 using std::ostream;
  32 using std::endl;
  33
  34 #ifdef WITH_WARNINGS
  35 #warning Do we need this horrible thing? (JMarc)
  36 #endif
  37 bool use_babel;
  38
  39 BufferParams::BufferParams()
  40         // Initialize textclass to point to article. if `first' is
  41         // true in the returned pair, then `second' is the textclass
  42         // number; if it is false, second is 0. In both cases, second
  43         // is what we want.
  44         : textclass(textclasslist.NumberOfClass("article").second)
  45 {
  46         paragraph_separation = PARSEP_INDENT;
  47         defskip = VSpace(VSpace::MEDSKIP);
  48         quotes_language = InsetQuotes::EnglishQ;
  49         quotes_times = InsetQuotes::DoubleQ;
  50         fontsize = "default";
  51
  52         /*  PaperLayout */
  53         papersize = PAPER_DEFAULT;
  54         papersize2 = VM_PAPER_DEFAULT; /* DEFAULT */
  55         paperpackage = PACKAGE_NONE;
  56         orientation = ORIENTATION_PORTRAIT;
  57         use_geometry = false;
  58         use_amsmath = false;
  59         use_natbib = false;
  60         use_numerical_citations = false;
  61         tracking_changes = false;
  62         secnumdepth = 3;
  63         tocdepth = 3;
  64         language = default_language;
  65         fonts = "default";
  66         inputenc = "auto";
  67         graphicsDriver = "default";
  68         sides = LyXTextClass::OneSide;
  69         columns = 1;
  70         pagestyle = "default";
  71         for (int iter = 0; iter < 4; ++iter) {
  72                 user_defined_bullets[iter] = ITEMIZE_DEFAULTS[iter];
  73                 temp_bullets[iter] = ITEMIZE_DEFAULTS[iter];
  74         }
  75 }
  76
  77
  78 void BufferParams::writeFile(ostream & os) const
  79 {
  80         // The top of the file is written by the buffer.
  81         // Prints out the buffer info into the .lyx file given by file
  82
  83         // the textclass
  84         os << "\\textclass " << textclasslist[textclass].name() << '\n';
  85
  86         // then the the preamble
  87         if (!preamble.empty()) {
  88                 // remove '\n' from the end of preamble
  89                 string const tmppreamble = rtrim(preamble, "\n");
  90                 os << "\\begin_preamble\n"
  91                    << tmppreamble
  92                    << "\n\\end_preamble\n";
  93         }
  94
  95         /* the options */
  96         if (!options.empty()) {
  97                 os << "\\options " << options << '\n';
  98         }
  99
 100         /* then the text parameters */
 101         if (language != ignore_language)
 102                 os << "\\language " << language->lang() << '\n';
 103         os << "\\inputencoding " << inputenc
 104            << "\n\\fontscheme " << fonts
 105            << "\n\\graphics " << graphicsDriver << '\n';
 106
 107         if (!float_placement.empty()) {
 108                 os << "\\float_placement " << float_placement << '\n';
 109         }
 110         os << "\\paperfontsize " << fontsize << '\n';
 111
 112         spacing.writeFile(os);
 113
 114         os << "\\papersize " << string_papersize[papersize2]
 115            << "\n\\paperpackage " << string_paperpackages[paperpackage]
 116            << "\n\\use_geometry " << use_geometry
 117            << "\n\\use_amsmath " << use_amsmath
 118            << "\n\\use_natbib " << use_natbib
 119            << "\n\\use_numerical_citations " << use_numerical_citations
 120            << "\n\\paperorientation " << string_orientation[orientation]
 121            << '\n';
 122         if (!paperwidth.empty())
 123                 os << "\\paperwidth "
 124                    << VSpace(paperwidth).asLyXCommand() << '\n';
 125         if (!paperheight.empty())
 126                 os << "\\paperheight "
 127                    << VSpace(paperheight).asLyXCommand() << '\n';
 128         if (!leftmargin.empty())
 129                 os << "\\leftmargin "
 130                    << VSpace(leftmargin).asLyXCommand() << '\n';
 131         if (!topmargin.empty())
 132                 os << "\\topmargin "
 133                    << VSpace(topmargin).asLyXCommand() << '\n';
 134         if (!rightmargin.empty())
 135                 os << "\\rightmargin "
 136                    << VSpace(rightmargin).asLyXCommand() << '\n';
 137         if (!bottommargin.empty())
 138                 os << "\\bottommargin "
 139                    << VSpace(bottommargin).asLyXCommand() << '\n';
 140         if (!headheight.empty())
 141                 os << "\\headheight "
 142                    << VSpace(headheight).asLyXCommand() << '\n';
 143         if (!headsep.empty())
 144                 os << "\\headsep "
 145                    << VSpace(headsep).asLyXCommand() << '\n';
 146         if (!footskip.empty())
 147                 os << "\\footskip "
 148                    << VSpace(footskip).asLyXCommand() << '\n';
 149         os << "\\secnumdepth " << secnumdepth
 150            << "\n\\tocdepth " << tocdepth
 151            << "\n\\paragraph_separation "
 152            << string_paragraph_separation[paragraph_separation]
 153            << "\n\\defskip " << defskip.asLyXCommand()
 154            << "\n\\quotes_language "
 155            << string_quotes_language[quotes_language] << '\n';
 156         switch (quotes_times) {
 157                 // An output operator for insetquotes would be nice
 158         case InsetQuotes::SingleQ:
 159                 os << "\\quotes_times 1\n"; break;
 160         case InsetQuotes::DoubleQ:
 161                 os << "\\quotes_times 2\n"; break;
 162         }
 163         os << "\\papercolumns " << columns
 164            << "\n\\papersides " << sides
 165            << "\n\\paperpagestyle " << pagestyle << '\n';
 166         for (int i = 0; i < 4; ++i) {
 167                 if (user_defined_bullets[i] != ITEMIZE_DEFAULTS[i]) {
 168                         if (user_defined_bullets[i].getFont() != -1) {
 169                                 os << "\\bullet " << i
 170                                    << "\n\t"
 171                                    << user_defined_bullets[i].getFont()
 172                                    << "\n\t"
 173                                    << user_defined_bullets[i].getCharacter()
 174                                    << "\n\t"
 175                                    << user_defined_bullets[i].getSize()
 176                                    << "\n\\end_bullet\n";
 177                         }
 178                         else {
 179                                 os << "\\bulletLaTeX " << i
 180                                    << "\n\t\""
 181                                    << user_defined_bullets[i].getText()
 182                                    << "\"\n\\end_bullet\n";
 183                         }
 184                 }
 185         }
 186
 187         os << "\\tracking_changes " << tracking_changes << "\n";
 188 }
 189
 190
 191 void BufferParams::writeLaTeX(ostream & os, LaTeXFeatures & features,
 192                               TexRow & texrow) const
 193 {
 194         os << "\\documentclass";
 195
 196         LyXTextClass const & tclass = getLyXTextClass();
 197
 198         ostringstream clsoptions; // the document class options.
 199
 200         if (tokenPos(tclass.opt_fontsize(),
 201                      '|', fontsize) >= 0) {
 202                 // only write if existing in list (and not default)
 203                 clsoptions << fontsize << "pt,";
 204         }
 205
 206
 207         if (!use_geometry &&
 208             (paperpackage == PACKAGE_NONE)) {
 209                 switch (papersize) {
 210                 case PAPER_A4PAPER:
 211                         clsoptions << "a4paper,";
 212                         break;
 213                 case PAPER_USLETTER:
 214                         clsoptions << "letterpaper,";
 215                         break;
 216                 case PAPER_A5PAPER:
 217                         clsoptions << "a5paper,";
 218                         break;
 219                 case PAPER_B5PAPER:
 220                         clsoptions << "b5paper,";
 221                         break;
 222                 case PAPER_EXECUTIVEPAPER:
 223                         clsoptions << "executivepaper,";
 224                         break;
 225                 case PAPER_LEGALPAPER:
 226                         clsoptions << "legalpaper,";
 227                         break;
 228                 }
 229         }
 230
 231         // if needed
 232         if (sides != tclass.sides()) {
 233                 switch (sides) {
 234                 case LyXTextClass::OneSide:
 235                         clsoptions << "oneside,";
 236                         break;
 237                 case LyXTextClass::TwoSides:
 238                         clsoptions << "twoside,";
 239                         break;
 240                 }
 241         }
 242
 243         // if needed
 244         if (columns != tclass.columns()) {
 245                 if (columns == 2)
 246                         clsoptions << "twocolumn,";
 247                 else
 248                         clsoptions << "onecolumn,";
 249         }
 250
 251         if (!use_geometry
 252             && orientation == ORIENTATION_LANDSCAPE)
 253                 clsoptions << "landscape,";
 254
 255         // language should be a parameter to \documentclass
 256         use_babel = false;
 257         ostringstream language_options;
 258         if (language->babel() == "hebrew"
 259             && default_language->babel() != "hebrew")
 260                 // This seems necessary
 261                 features.useLanguage(default_language);
 262
 263         if (lyxrc.language_use_babel ||
 264             language->lang() != lyxrc.default_language ||
 265             features.hasLanguages()) {
 266                 use_babel = true;
 267                 language_options << features.getLanguages();
 268                 language_options << language->babel();
 269                 if (lyxrc.language_global_options)
 270                         clsoptions << language_options.str() << ',';
 271         }
 272
 273         // the user-defined options
 274         if (!options.empty()) {
 275                 clsoptions << options << ',';
 276         }
 277
 278         string strOptions(STRCONV(clsoptions.str()));
 279         if (!strOptions.empty()) {
 280                 strOptions = rtrim(strOptions, ",");
 281                 os << '[' << strOptions << ']';
 282         }
 283
 284         os << '{' << tclass.latexname() << "}\n";
 285         texrow.newline();
 286         // end of \documentclass defs
 287
 288         // font selection must be done before loading fontenc.sty
 289         // The ae package is not needed when using OT1 font encoding.
 290         if (fonts != "default" &&
 291             (fonts != "ae" || lyxrc.fontenc != "default")) {
 292                 os << "\\usepackage{" << fonts << "}\n";
 293                 texrow.newline();
 294                 if (fonts == "ae") {
 295                         os << "\\usepackage{aecompl}\n";
 296                         texrow.newline();
 297                 }
 298         }
 299         // this one is not per buffer
 300         if (lyxrc.fontenc != "default") {
 301                 os << "\\usepackage[" << lyxrc.fontenc
 302                    << "]{fontenc}\n";
 303                 texrow.newline();
 304         }
 305
 306         if (inputenc == "auto") {
 307                 string const doc_encoding =
 308                         language->encoding()->LatexName();
 309
 310                 // Create a list with all the input encodings used
 311                 // in the document
 312                 std::set<string> encodings =
 313                         features.getEncodingSet(doc_encoding);
 314
 315                 os << "\\usepackage[";
 316                 std::copy(encodings.begin(), encodings.end(),
 317                           std::ostream_iterator<string>(os, ","));
 318                 os << doc_encoding << "]{inputenc}\n";
 319                 texrow.newline();
 320         } else if (inputenc != "default") {
 321                 os << "\\usepackage[" << inputenc
 322                    << "]{inputenc}\n";
 323                 texrow.newline();
 324         }
 325
 326         // At the very beginning the text parameters.
 327         if (paperpackage != PACKAGE_NONE) {
 328                 switch (paperpackage) {
 329                 case PACKAGE_A4:
 330                         os << "\\usepackage{a4}\n";
 331                         texrow.newline();
 332                         break;
 333                 case PACKAGE_A4WIDE:
 334                         os << "\\usepackage{a4wide}\n";
 335                         texrow.newline();
 336                         break;
 337                 case PACKAGE_WIDEMARGINSA4:
 338                         os << "\\usepackage[widemargins]{a4}\n";
 339                         texrow.newline();
 340                         break;
 341                 }
 342         }
 343         if (use_geometry) {
 344                 os << "\\usepackage{geometry}\n";
 345                 texrow.newline();
 346                 os << "\\geometry{verbose";
 347                 if (orientation == ORIENTATION_LANDSCAPE)
 348                         os << ",landscape";
 349                 switch (papersize2) {
 350                 case VM_PAPER_CUSTOM:
 351                         if (!paperwidth.empty())
 352                                 os << ",paperwidth="
 353                                    << paperwidth;
 354                         if (!paperheight.empty())
 355                                 os << ",paperheight="
 356                                    << paperheight;
 357                         break;
 358                 case VM_PAPER_USLETTER:
 359                         os << ",letterpaper";
 360                         break;
 361                 case VM_PAPER_USLEGAL:
 362                         os << ",legalpaper";
 363                         break;
 364                 case VM_PAPER_USEXECUTIVE:
 365                         os << ",executivepaper";
 366                         break;
 367                 case VM_PAPER_A3:
 368                         os << ",a3paper";
 369                         break;
 370                 case VM_PAPER_A4:
 371                         os << ",a4paper";
 372                         break;
 373                 case VM_PAPER_A5:
 374                         os << ",a5paper";
 375                         break;
 376                 case VM_PAPER_B3:
 377                         os << ",b3paper";
 378                         break;
 379                 case VM_PAPER_B4:
 380                         os << ",b4paper";
 381                         break;
 382                 case VM_PAPER_B5:
 383                         os << ",b5paper";
 384                         break;
 385                 default:
 386                                 // default papersize ie VM_PAPER_DEFAULT
 387                         switch (lyxrc.default_papersize) {
 388                         case PAPER_DEFAULT: // keep compiler happy
 389                         case PAPER_USLETTER:
 390                                 os << ",letterpaper";
 391                                 break;
 392                         case PAPER_LEGALPAPER:
 393                                 os << ",legalpaper";
 394                                 break;
 395                         case PAPER_EXECUTIVEPAPER:
 396                                 os << ",executivepaper";
 397                                 break;
 398                         case PAPER_A3PAPER:
 399                                 os << ",a3paper";
 400                                 break;
 401                         case PAPER_A4PAPER:
 402                                 os << ",a4paper";
 403                                 break;
 404                         case PAPER_A5PAPER:
 405                                 os << ",a5paper";
 406                                 break;
 407                         case PAPER_B5PAPER:
 408                                 os << ",b5paper";
 409                                 break;
 410                         }
 411                 }
 412                 if (!topmargin.empty())
 413                         os << ",tmargin=" << topmargin;
 414                 if (!bottommargin.empty())
 415                         os << ",bmargin=" << bottommargin;
 416                 if (!leftmargin.empty())
 417                         os << ",lmargin=" << leftmargin;
 418                 if (!rightmargin.empty())
 419                         os << ",rmargin=" << rightmargin;
 420                 if (!headheight.empty())
 421                         os << ",headheight=" << headheight;
 422                 if (!headsep.empty())
 423                         os << ",headsep=" << headsep;
 424                 if (!footskip.empty())
 425                         os << ",footskip=" << footskip;
 426                 os << "}\n";
 427                 texrow.newline();
 428         }
 429
 430         if (tokenPos(tclass.opt_pagestyle(),
 431                      '|', pagestyle) >= 0) {
 432                 if (pagestyle == "fancy") {
 433                         os << "\\usepackage{fancyhdr}\n";
 434                         texrow.newline();
 435                 }
 436                 os << "\\pagestyle{" << pagestyle << "}\n";
 437                 texrow.newline();
 438         }
 439
 440         if (secnumdepth != tclass.secnumdepth()) {
 441                 os << "\\setcounter{secnumdepth}{"
 442                    << secnumdepth
 443                    << "}\n";
 444                 texrow.newline();
 445         }
 446         if (tocdepth != tclass.tocdepth()) {
 447                 os << "\\setcounter{tocdepth}{"
 448                    << tocdepth
 449                    << "}\n";
 450                 texrow.newline();
 451         }
 452
 453         if (paragraph_separation) {
 454                 switch (defskip.kind()) {
 455                 case VSpace::SMALLSKIP:
 456                         os << "\\setlength\\parskip{\\smallskipamount}\n";
 457                         break;
 458                 case VSpace::MEDSKIP:
 459                         os << "\\setlength\\parskip{\\medskipamount}\n";
 460                         break;
 461                 case VSpace::BIGSKIP:
 462                         os << "\\setlength\\parskip{\\bigskipamount}\n";
 463                         break;
 464                 case VSpace::LENGTH:
 465                         os << "\\setlength\\parskip{"
 466                            << defskip.length().asLatexString()
 467                            << "}\n";
 468                         break;
 469                 default: // should never happen // Then delete it.
 470                         os << "\\setlength\\parskip{\\medskipamount}\n";
 471                         break;
 472                 }
 473                 texrow.newline();
 474
 475                 os << "\\setlength\\parindent{0pt}\n";
 476                 texrow.newline();
 477         }
 478
 479         // Now insert the LyX specific LaTeX commands...
 480
 481         // The optional packages;
 482         string lyxpreamble(features.getPackages());
 483
 484         // this might be useful...
 485         lyxpreamble += "\n\\makeatletter\n";
 486
 487         // Some macros LyX will need
 488         string tmppreamble(features.getMacros());
 489
 490         if (!tmppreamble.empty()) {
 491                 lyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
 492                         "LyX specific LaTeX commands.\n"
 493                         + tmppreamble + '\n';
 494         }
 495
 496         // the text class specific preamble
 497         tmppreamble = features.getTClassPreamble();
 498         if (!tmppreamble.empty()) {
 499                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
 500                         "Textclass specific LaTeX commands.\n"
 501                         + tmppreamble + '\n';
 502         }
 503
 504         /* the user-defined preamble */
 505         if (!preamble.empty()) {
 506                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
 507                         "User specified LaTeX commands.\n"
 508                         + preamble + '\n';
 509         }
 510
 511         // Itemize bullet settings need to be last in case the user
 512         // defines their own bullets that use a package included
 513         // in the user-defined preamble -- ARRae
 514         // Actually it has to be done much later than that
 515         // since some packages like frenchb make modifications
 516         // at \begin{document} time -- JMarc
 517         string bullets_def;
 518         for (int i = 0; i < 4; ++i) {
 519                 if (user_defined_bullets[i] != ITEMIZE_DEFAULTS[i]) {
 520                         if (bullets_def.empty())
 521                                 bullets_def="\\AtBeginDocument{\n";
 522                         bullets_def += "  \\renewcommand{\\labelitemi";
 523                         switch (i) {
 524                                 // `i' is one less than the item to modify
 525                         case 0:
 526                                 break;
 527                         case 1:
 528                                 bullets_def += 'i';
 529                                 break;
 530                         case 2:
 531                                 bullets_def += "ii";
 532                                 break;
 533                         case 3:
 534                                 bullets_def += 'v';
 535                                 break;
 536                         }
 537                         bullets_def += "}{" +
 538                                 user_defined_bullets[i].getText()
 539                                 + "}\n";
 540                 }
 541         }
 542
 543         if (!bullets_def.empty())
 544                 lyxpreamble += bullets_def + "}\n\n";
 545
 546         // We try to load babel late, in case it interferes
 547         // with other packages.
 548         if (use_babel) {
 549                 string tmp = lyxrc.language_package;
 550                 if (!lyxrc.language_global_options
 551                     && tmp == "\\usepackage{babel}")
 552                         tmp = string("\\usepackage[") +
 553                                 STRCONV(language_options.str()) +
 554                                 "]{babel}";
 555                 lyxpreamble += tmp + "\n";
 556                 lyxpreamble += features.getBabelOptions();
 557         }
 558
 559         lyxpreamble += "\\makeatother\n";
 560
 561         // dvipost settings come after everything else
 562         if (tracking_changes) {
 563                 lyxpreamble +=
 564                         "\\dvipostlayout\n"
 565                         "\\dvipost{osstart color push Red}\n"
 566                         "\\dvipost{osend color pop}\n"
 567                         "\\dvipost{cbstart color push Blue}\n"
 568                         "\\dvipost{cbend color pop} \n";
 569         }
 570
 571         int const nlines =
 572                 int(lyx::count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
 573         for (int j = 0; j != nlines; ++j) {
 574                 texrow.newline();
 575         }
 576
 577         os << lyxpreamble;
 578 }
 579
 580 void BufferParams::setPaperStuff()
 581 {
 582         papersize = PAPER_DEFAULT;
 583         char const c1 = paperpackage;
 584         if (c1 == PACKAGE_NONE) {
 585                 char const c2 = papersize2;
 586                 if (c2 == VM_PAPER_USLETTER)
 587                         papersize = PAPER_USLETTER;
 588                 else if (c2 == VM_PAPER_USLEGAL)
 589                         papersize = PAPER_LEGALPAPER;
 590                 else if (c2 == VM_PAPER_USEXECUTIVE)
 591                         papersize = PAPER_EXECUTIVEPAPER;
 592                 else if (c2 == VM_PAPER_A3)
 593                         papersize = PAPER_A3PAPER;
 594                 else if (c2 == VM_PAPER_A4)
 595                         papersize = PAPER_A4PAPER;
 596                 else if (c2 == VM_PAPER_A5)
 597                         papersize = PAPER_A5PAPER;
 598                 else if ((c2 == VM_PAPER_B3) || (c2 == VM_PAPER_B4) ||
 599                          (c2 == VM_PAPER_B5))
 600                         papersize = PAPER_B5PAPER;
 601         } else if ((c1 == PACKAGE_A4) || (c1 == PACKAGE_A4WIDE) ||
 602                    (c1 == PACKAGE_WIDEMARGINSA4))
 603                 papersize = PAPER_A4PAPER;
 604 }
 605
 606
 607 void BufferParams::useClassDefaults()
 608 {
 609         LyXTextClass const & tclass = textclasslist[textclass];
 610
 611         sides = tclass.sides();
 612         columns = tclass.columns();
 613         pagestyle = tclass.pagestyle();
 614         options = tclass.options();
 615         secnumdepth = tclass.secnumdepth();
 616         tocdepth = tclass.tocdepth();
 617 }
 618
 619
 620 bool BufferParams::hasClassDefaults() const
 621 {
 622         LyXTextClass const & tclass = textclasslist[textclass];
 623
 624         return (sides == tclass.sides()
 625                 && columns == tclass.columns()
 626                 && pagestyle == tclass.pagestyle()
 627                 && options == tclass.options()
 628                 && secnumdepth == tclass.secnumdepth()
 629                 && tocdepth == tclass.tocdepth());
 630 }
 631
 632
 633 LyXTextClass const & BufferParams::getLyXTextClass() const
 634 {
 635         return textclasslist[textclass];
 636 }
 637
 638
 639 void BufferParams::readPreamble(LyXLex & lex)
 640 {
 641         if (lex.getString() != "\\begin_preamble")
 642                 lyxerr << "Error (BufferParams::readPreamble):"
 643                         "consistency check failed." << endl;
 644
 645         preamble = lex.getLongString("\\end_preamble");
 646 }
 647
 648
 649 void BufferParams::readLanguage(LyXLex & lex)
 650 {
 651         if (!lex.next()) return;
 652
 653         string const tmptok = lex.getString();
 654
 655         // check if tmptok is part of tex_babel in tex-defs.h
 656         language = languages.getLanguage(tmptok);
 657         if (!language) {
 658                 // Language tmptok was not found
 659                 language = default_language;
 660                 lyxerr << "Warning: Setting language `"
 661                        << tmptok << "' to `" << language->lang()
 662                        << "'." << endl;
 663         }
 664 }
 665
 666
 667 void BufferParams::readGraphicsDriver(LyXLex & lex)
 668 {
 669         if (!lex.next()) return;
 670
 671         string const tmptok = lex.getString();
 672         // check if tmptok is part of tex_graphics in tex_defs.h
 673         int n = 0;
 674         while (true) {
 675                 string const test = tex_graphics[n++];
 676
 677                 if (test == tmptok) {
 678                         graphicsDriver = tmptok;
 679                         break;
 680                 } else if (test == "last_item") {
 681                         lex.printError(
 682                                 "Warning: graphics driver `$$Token' not recognized!\n"
 683                                 "         Setting graphics driver to `default'.\n");
 684                         graphicsDriver = "default";
 685                         break;
 686                 }
 687         }
 688 }