3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
9 * Full author contact details are available in file CREDITS.
18 #include "LayoutFile.h"
21 #include "TextClass.h"
23 #include "support/convert.h"
24 #include "support/FileName.h"
25 #include "support/filetools.h"
26 #include "support/lstrings.h"
28 #include <boost/regex.hpp>
38 using namespace lyx::support;
44 // special columntypes
45 extern map<char, int> special_columns;
47 map<string, vector<string> > used_packages;
49 // needed to handle encodings with babel
50 bool one_language = true;
54 const char * const known_languages[] = { "afrikaans", "american", "arabic",
55 "austrian", "bahasa", "basque", "belarusian", "brazil", "brazilian", "breton",
56 "british", "bulgarian", "canadian", "canadien", "catalan", "croatian", "czech",
57 "danish", "dutch", "english", "esperanto", "estonian", "finnish", "francais",
58 "french", "frenchb", "frenchle", "frenchpro", "galician", "german", "germanb",
59 "greek", "hebrew", "icelandic", "irish", "italian", "lsorbian", "magyar",
60 "naustrian", "ngerman", "ngermanb", "norsk", "nynorsk", "polish", "portuges",
61 "portuguese", "romanian", "russian", "russianb", "scottish", "serbian", "slovak",
62 "slovene", "spanish", "swedish", "thai", "turkish", "ukraineb", "ukrainian",
63 "usorbian", "welsh", 0};
65 //note this when updating to lyxformat 305:
66 //bahasai, indonesian, and indon = equal to bahasa
67 //malay and meyalu = equal to bahasam
69 const char * const known_brazilian_languages[] = {"brazil", "brazilian", 0};
70 const char * const known_french_languages[] = {"french", "frenchb", "francais",
71 "frenchle", "frenchpro", 0};
72 const char * const known_german_languages[] = {"german", "germanb", 0};
73 const char * const known_ngerman_languages[] = {"ngerman", "ngermanb", 0};
74 const char * const known_portuguese_languages[] = {"portuges", "portuguese", 0};
75 const char * const known_russian_languages[] = {"russian", "russianb", 0};
76 const char * const known_ukrainian_languages[] = {"ukrainian", "ukraineb", 0};
78 char const * const known_fontsizes[] = { "10pt", "11pt", "12pt", 0 };
80 const char * const known_roman_fonts[] = { "ae", "bookman", "charter",
81 "cmr", "fourier", "lmodern", "mathpazo", "mathptmx", "newcent", 0};
83 const char * const known_sans_fonts[] = { "avant", "berasans", "cmbr", "cmss",
86 const char * const known_typewriter_fonts[] = { "beramono", "cmtl", "cmtt",
87 "courier", "lmtt", "luximono", "fourier", "lmodern", "mathpazo", "mathptmx",
90 const char * const known_paper_sizes[] = { "a3paper", "b3paper", "a4paper",
91 "b4paper", "a5paper", "b5paper", "executivepaper", "legalpaper",
94 const char * const known_class_paper_sizes[] = { "a4paper", "a5paper",
95 "executivepaper", "legalpaper", "letterpaper", 0};
97 const char * const known_paper_margins[] = { "lmargin", "tmargin", "rmargin",
98 "bmargin", "headheight", "headsep", "footskip", "columnsep", 0};
100 const char * const known_coded_paper_margins[] = { "leftmargin", "topmargin",
101 "rightmargin", "bottommargin", "headheight", "headsep", "footskip",
105 ostringstream h_preamble;
106 string h_textclass = "article";
107 string h_options = string();
108 string h_language = "english";
109 string h_inputencoding = "auto";
110 string h_font_roman = "default";
111 string h_font_sans = "default";
112 string h_font_typewriter = "default";
113 string h_font_default_family = "default";
114 string h_font_sc = "false";
115 string h_font_osf = "false";
116 string h_font_sf_scale = "100";
117 string h_font_tt_scale = "100";
118 string h_graphics = "default";
119 string h_paperfontsize = "default";
120 string h_spacing = "single";
121 string h_papersize = "default";
122 string h_use_geometry = "false";
123 string h_use_amsmath = "1";
124 string h_use_esint = "1";
125 string h_cite_engine = "basic";
126 string h_use_bibtopic = "false";
127 string h_paperorientation = "portrait";
128 string h_secnumdepth = "3";
129 string h_tocdepth = "3";
130 string h_paragraph_separation = "indent";
131 string h_defskip = "medskip";
132 string h_quotes_language = "english";
133 string h_papercolumns = "1";
134 string h_papersides = string();
135 string h_paperpagestyle = "default";
136 string h_tracking_changes = "false";
137 string h_output_changes = "false";
138 string h_margins = "";
140 // returns true if at least one of the options in what has been found
141 bool handle_opt(vector<string> & opts, char const * const * what, string & target)
147 // the last language option is the document language (for babel and LyX)
148 // the last size option is the document font size
149 vector<string>::iterator it;
150 vector<string>::iterator position = opts.begin();
151 for (; *what; ++what) {
152 it = find(opts.begin(), opts.end(), *what);
153 if (it != opts.end()) {
154 if (it >= position) {
165 void delete_opt(vector<string> & opts, char const * const * what)
170 // remove found options from the list
171 // do this after handle_opt to avoid potential memory leaks
172 vector<string>::iterator it;
173 for (; *what; ++what) {
174 it = find(opts.begin(), opts.end(), *what);
175 if (it != opts.end())
182 * Split a package options string (keyval format) into a vector.
184 * authorformat=smallcaps,
186 * titleformat=colonsep,
187 * bibformat={tabular,ibidem,numbered}
189 vector<string> split_options(string const & input)
191 vector<string> options;
195 Token const & t = p.get_token();
196 if (t.asInput() == ",") {
197 options.push_back(trim(option));
199 } else if (t.asInput() == "=") {
202 if (p.next_token().asInput() == "{")
203 option += '{' + p.getArg('{', '}') + '}';
204 } else if (t.cat() != catSpace)
205 option += t.asInput();
209 options.push_back(trim(option));
216 * Add package \p name with options \p options to used_packages.
217 * Remove options from \p options that we don't want to output.
219 void add_package(string const & name, vector<string> & options)
221 // every package inherits the global options
222 if (used_packages.find(name) == used_packages.end())
223 used_packages[name] = split_options(h_options);
225 vector<string> & v = used_packages[name];
226 v.insert(v.end(), options.begin(), options.end());
227 if (name == "jurabib") {
228 // Don't output the order argument (see the cite command
229 // handling code in text.cpp).
230 vector<string>::iterator end =
231 remove(options.begin(), options.end(), "natbiborder");
232 end = remove(options.begin(), end, "jurabiborder");
233 options.erase(end, options.end());
238 // Given is a string like "scaled=0.9", return 0.9 * 100
239 string const scale_as_percentage(string const & scale)
241 string::size_type pos = scale.find('=');
242 if (pos != string::npos) {
243 string value = scale.substr(pos + 1);
245 return convert<string>(100 * convert<double>(value));
247 // If the input string didn't match our expectations.
248 // return the default value "100"
253 void handle_package(Parser &p, string const & name, string const & opts,
254 bool in_lyx_preamble)
256 vector<string> options = split_options(opts);
257 add_package(name, options);
261 if (is_known(name, known_roman_fonts)) {
266 if (name == "fourier") {
267 h_font_roman = "utopia";
268 // when font uses real small capitals
269 if (opts == "expert")
273 if (name == "mathpazo")
274 h_font_roman = "palatino";
276 if (name == "mathptmx")
277 h_font_roman = "times";
280 if (is_known(name, known_sans_fonts)) {
284 h_font_sf_scale = scale_as_percentage(scale);
289 if (is_known(name, known_typewriter_fonts)) {
290 h_font_typewriter = name;
293 h_font_tt_scale = scale_as_percentage(scale);
297 // font uses old-style figure
301 else if (name == "amsmath" || name == "amssymb")
304 else if (name == "esint")
307 else if (name == "babel" && !opts.empty()) {
308 // check if more than one option was used - used later for inputenc
309 // in case inputenc is parsed before babel, set the encoding to auto
310 if (options.begin() != options.end() - 1) {
311 one_language = false;
312 h_inputencoding = "auto";
314 // babel takes the the last language of the option of its \usepackage
315 // call as document language. If there is no such language option, the
316 // last language in the documentclass options is used.
317 handle_opt(options, known_languages, h_language);
318 delete_opt(options, known_languages);
319 if (is_known(h_language, known_brazilian_languages))
320 h_language = "brazilian";
321 else if (is_known(h_language, known_french_languages))
322 h_language = "french";
323 else if (is_known(h_language, known_german_languages))
324 h_language = "german";
325 else if (is_known(h_language, known_ngerman_languages))
326 h_language = "ngerman";
327 else if (is_known(h_language, known_portuguese_languages))
328 h_language = "portuguese";
329 else if (is_known(h_language, known_russian_languages))
330 h_language = "russian";
331 else if (is_known(h_language, known_ukrainian_languages))
332 h_language = "ukrainian";
333 h_quotes_language = h_language;
334 // there is only the quotes language "german"
335 if (h_quotes_language == "ngerman")
336 h_quotes_language = "german";
339 else if (name == "fontenc")
342 else if (name == "inputenc") {
343 // only set when there is not more than one inputenc
344 // option therefore check for the "," character also
345 // only set when there is not more then one babel
347 if (opts.find(",") == string::npos && one_language == true) {
349 //change ascii to auto to be in the unicode range, see
350 //http://bugzilla.lyx.org/show_bug.cgi?id=4719
351 h_inputencoding = "auto";
352 else if (!opts.empty())
353 h_inputencoding = opts;
355 if (!options.empty())
356 p.setEncoding(options.back());
360 else if (name == "makeidx")
363 else if (name == "prettyref")
366 else if (name == "varioref")
369 else if (name == "verbatim")
372 else if (name == "nomencl")
375 else if (name == "textcomp")
378 else if (name == "url")
381 else if (name == "color") {
382 // with the following command this package is only loaded when needed for
383 // undefined colors, since we only support the predefined colors
384 h_preamble << "\\@ifundefined{definecolor}\n {\\usepackage{color}}{}\n";
387 else if (name == "graphicx")
390 else if (name == "setspace")
393 else if (name == "geometry")
394 ; // Ignore this, the geometry settings are made by the \geometry
395 // command. This command is handled below.
397 else if (is_known(name, known_languages)) {
398 if (is_known(h_language, known_brazilian_languages))
399 h_language = "brazilian";
400 else if (is_known(name, known_french_languages))
401 h_language = "french";
402 else if (is_known(name, known_german_languages))
403 h_language = "german";
404 else if (is_known(name, known_ngerman_languages))
405 h_language = "ngerman";
406 else if (is_known(h_language, known_portuguese_languages))
407 h_language = "portuguese";
408 else if (is_known(name, known_russian_languages))
409 h_language = "russian";
410 else if (is_known(name, known_ukrainian_languages))
411 h_language = "ukrainian";
414 h_quotes_language = h_language;
415 // there is only the quotes language "german"
416 if (h_quotes_language == "ngerman")
417 h_quotes_language = "german";
420 else if (name == "natbib") {
421 h_cite_engine = "natbib_authoryear";
422 vector<string>::iterator it =
423 find(options.begin(), options.end(), "authoryear");
424 if (it != options.end())
427 it = find(options.begin(), options.end(), "numbers");
428 if (it != options.end()) {
429 h_cite_engine = "natbib_numerical";
435 else if (name == "jurabib")
436 h_cite_engine = "jurabib";
438 else if (!in_lyx_preamble) {
440 h_preamble << "\\usepackage{" << name << "}";
442 h_preamble << "\\usepackage[" << opts << "]{"
448 // We need to do something with the options...
449 if (!options.empty())
450 cerr << "Ignoring options '" << join(options, ",")
451 << "' of package " << name << '.' << endl;
453 // remove the whitespace
459 void end_preamble(ostream & os, TextClass const & /*textclass*/)
461 os << "#LyX file created by tex2lyx " << PACKAGE_VERSION << "\n"
462 << "\\lyxformat 264\n"
463 << "\\begin_document\n"
464 << "\\begin_header\n"
465 << "\\textclass " << h_textclass << "\n";
466 if (!h_preamble.str().empty())
467 os << "\\begin_preamble\n" << h_preamble.str() << "\n\\end_preamble\n";
468 if (!h_options.empty())
469 os << "\\options " << h_options << "\n";
470 os << "\\language " << h_language << "\n"
471 << "\\inputencoding " << h_inputencoding << "\n"
472 << "\\font_roman " << h_font_roman << "\n"
473 << "\\font_sans " << h_font_sans << "\n"
474 << "\\font_typewriter " << h_font_typewriter << "\n"
475 << "\\font_default_family " << h_font_default_family << "\n"
476 << "\\font_sc " << h_font_sc << "\n"
477 << "\\font_osf " << h_font_osf << "\n"
478 << "\\font_sf_scale " << h_font_sf_scale << "\n"
479 << "\\font_tt_scale " << h_font_tt_scale << "\n"
480 << "\\graphics " << h_graphics << "\n"
481 << "\\paperfontsize " << h_paperfontsize << "\n"
482 << "\\spacing " << h_spacing << "\n"
483 << "\\papersize " << h_papersize << "\n"
484 << "\\use_geometry " << h_use_geometry << "\n"
485 << "\\use_amsmath " << h_use_amsmath << "\n"
486 << "\\use_esint " << h_use_esint << "\n"
487 << "\\cite_engine " << h_cite_engine << "\n"
488 << "\\use_bibtopic " << h_use_bibtopic << "\n"
489 << "\\paperorientation " << h_paperorientation << "\n"
491 << "\\secnumdepth " << h_secnumdepth << "\n"
492 << "\\tocdepth " << h_tocdepth << "\n"
493 << "\\paragraph_separation " << h_paragraph_separation << "\n"
494 << "\\defskip " << h_defskip << "\n"
495 << "\\quotes_language " << h_quotes_language << "\n"
496 << "\\papercolumns " << h_papercolumns << "\n"
497 << "\\papersides " << h_papersides << "\n"
498 << "\\paperpagestyle " << h_paperpagestyle << "\n"
499 << "\\tracking_changes " << h_tracking_changes << "\n"
500 << "\\output_changes " << h_output_changes << "\n"
501 << "\\end_header\n\n"
503 // clear preamble for subdocuments
507 } // anonymous namespace
509 void parse_preamble(Parser & p, ostream & os,
510 string const & forceclass, TeX2LyXDocClass & tc)
512 // initialize fixed types
513 special_columns['D'] = 3;
514 bool is_full_document = false;
515 bool is_lyx_file = false;
516 bool in_lyx_preamble = false;
518 // determine whether this is a full document or a fragment for inclusion
520 Token const & t = p.get_token();
522 if (t.cat() == catEscape && t.cs() == "documentclass") {
523 is_full_document = true;
529 while (is_full_document && p.good()) {
530 Token const & t = p.get_token();
533 cerr << "t: " << t << "\n";
539 if (!in_lyx_preamble &&
540 (t.cat() == catLetter ||
541 t.cat() == catSuper ||
543 t.cat() == catOther ||
544 t.cat() == catMath ||
545 t.cat() == catActive ||
546 t.cat() == catBegin ||
548 t.cat() == catAlign ||
549 t.cat() == catParameter))
550 h_preamble << t.character();
552 else if (!in_lyx_preamble &&
553 (t.cat() == catSpace || t.cat() == catNewline))
554 h_preamble << t.asInput();
556 else if (t.cat() == catComment) {
557 // regex to parse comments (currently not used)
558 static regex const islyxfile("%% LyX .* created this file");
559 static regex const usercommands("User specified LaTeX commands");
561 string const comment = t.asInput();
563 // magically switch encoding default if it looks like XeLaTeX
564 static string const magicXeLaTeX =
565 "% This document must be compiled with XeLaTeX ";
566 if (comment.size() > magicXeLaTeX.size()
567 && comment.substr(0, magicXeLaTeX.size()) == magicXeLaTeX
568 && h_inputencoding == "auto") {
569 cerr << "XeLaTeX comment found, switching to UTF8\n";
570 h_inputencoding = "utf8";
573 if (regex_search(comment, sub, islyxfile)) {
575 in_lyx_preamble = true;
576 } else if (is_lyx_file
577 && regex_search(comment, sub, usercommands))
578 in_lyx_preamble = false;
579 else if (!in_lyx_preamble)
580 h_preamble << t.asInput();
583 else if (t.cs() == "pagestyle")
584 h_paperpagestyle = p.verbatim_item();
586 else if (t.cs() == "makeatletter") {
587 // LyX takes care of this
588 p.setCatCode('@', catLetter);
591 else if (t.cs() == "makeatother") {
592 // LyX takes care of this
593 p.setCatCode('@', catOther);
596 else if (t.cs() == "newcommand" || t.cs() == "renewcommand"
597 || t.cs() == "providecommand"
598 || t.cs() == "DeclareRobustCommand"
599 || t.cs() == "ProvideTextCommandDefault"
600 || t.cs() == "DeclareMathAccent") {
602 if (p.next_token().character() == '*') {
606 string const name = p.verbatim_item();
607 string const opt1 = p.getOpt();
608 string const opt2 = p.getFullOpt();
609 string const body = p.verbatim_item();
611 if (name == "\\rmdefault")
612 if (is_known(body, known_roman_fonts))
614 if (name == "\\sfdefault")
615 if (is_known(body, known_sans_fonts))
617 if (name == "\\ttdefault")
618 if (is_known(body, known_typewriter_fonts))
619 h_font_typewriter = body;
620 if (name == "\\familydefault") {
621 string family = body;
622 // remove leading "\"
623 h_font_default_family = family.erase(0,1);
625 // only non-lyxspecific stuff
626 if (!in_lyx_preamble) {
628 ss << '\\' << t.cs();
631 ss << '{' << name << '}' << opt1 << opt2
632 << '{' << body << "}";
633 h_preamble << ss.str();
635 // Add the command to the known commands
636 add_known_command(name, opt1, !opt2.empty());
638 ostream & out = in_preamble ? h_preamble : os;
639 out << "\\" << t.cs() << "{" << name << "}"
640 << opts << "{" << body << "}";
645 else if (t.cs() == "documentclass") {
646 vector<string>::iterator it;
647 vector<string> opts = split_options(p.getArg('[', ']'));
648 handle_opt(opts, known_fontsizes, h_paperfontsize);
649 delete_opt(opts, known_fontsizes);
650 // delete "pt" at the end
651 string::size_type i = h_paperfontsize.find("pt");
652 if (i != string::npos)
653 h_paperfontsize.erase(i);
654 // The documentclass options are always parsed before the options
655 // of the babel call so that a language cannot overwrite the babel
657 handle_opt(opts, known_languages, h_language);
658 delete_opt(opts, known_languages);
659 if (is_known(h_language, known_brazilian_languages))
660 h_language = "brazilian";
661 else if (is_known(h_language, known_french_languages))
662 h_language = "french";
663 else if (is_known(h_language, known_german_languages))
664 h_language = "german";
665 else if (is_known(h_language, known_ngerman_languages))
666 h_language = "ngerman";
667 else if (is_known(h_language, known_portuguese_languages))
668 h_language = "portuguese";
669 else if (is_known(h_language, known_russian_languages))
670 h_language = "russian";
671 else if (is_known(h_language, known_ukrainian_languages))
672 h_language = "ukrainian";
673 h_quotes_language = h_language;
675 if ((it = find(opts.begin(), opts.end(), "landscape")) != opts.end()) {
676 h_paperorientation = "landscape";
680 if ((it = find(opts.begin(), opts.end(), "oneside"))
685 if ((it = find(opts.begin(), opts.end(), "twoside"))
691 if ((it = find(opts.begin(), opts.end(), "onecolumn"))
693 h_papercolumns = "1";
696 if ((it = find(opts.begin(), opts.end(), "twocolumn"))
698 h_papercolumns = "2";
702 // some size options are know to any document classes, other sizes
703 // are handled by the \geometry command of the geometry package
704 handle_opt(opts, known_class_paper_sizes, h_papersize);
705 delete_opt(opts, known_class_paper_sizes);
706 // the remaining options
707 h_options = join(opts, ",");
708 h_textclass = p.getArg('{', '}');
711 else if (t.cs() == "usepackage") {
712 string const options = p.getArg('[', ']');
713 string const name = p.getArg('{', '}');
714 vector<string> vecnames;
715 split(name, vecnames, ',');
716 vector<string>::const_iterator it = vecnames.begin();
717 vector<string>::const_iterator end = vecnames.end();
718 for (; it != end; ++it)
719 handle_package(p, trim(*it), options,
723 else if (t.cs() == "inputencoding") {
724 string const encoding = p.getArg('{','}');
725 h_inputencoding = encoding;
726 p.setEncoding(encoding);
729 else if (t.cs() == "newenvironment") {
730 string const name = p.getArg('{', '}');
732 ss << "\\newenvironment{" << name << "}";
735 ss << '{' << p.verbatim_item() << '}';
736 ss << '{' << p.verbatim_item() << '}';
737 if (!in_lyx_preamble)
738 h_preamble << ss.str();
741 else if (t.cs() == "def") {
742 string name = p.get_token().cs();
743 while (p.next_token().cat() != catBegin)
744 name += p.get_token().asString();
745 if (!in_lyx_preamble)
746 h_preamble << "\\def\\" << name << '{'
747 << p.verbatim_item() << "}";
750 else if (t.cs() == "newcolumntype") {
751 string const name = p.getArg('{', '}');
754 string opts = p.getOpt();
756 istringstream is(string(opts, 1));
759 special_columns[name[0]] = nargs;
760 h_preamble << "\\newcolumntype{" << name << "}";
762 h_preamble << "[" << nargs << "]";
763 h_preamble << "{" << p.verbatim_item() << "}";
766 else if (t.cs() == "setcounter") {
767 string const name = p.getArg('{', '}');
768 string const content = p.getArg('{', '}');
769 if (name == "secnumdepth")
770 h_secnumdepth = content;
771 else if (name == "tocdepth")
772 h_tocdepth = content;
774 h_preamble << "\\setcounter{" << name << "}{" << content << "}";
777 else if (t.cs() == "setlength") {
778 string const name = p.verbatim_item();
779 string const content = p.verbatim_item();
780 // the paragraphs are only not indented when \parindent is set to zero
781 if (name == "\\parindent" && content != "") {
782 if (content[0] == '0')
783 h_paragraph_separation = "skip";
784 } else if (name == "\\parskip") {
785 if (content == "\\smallskipamount")
786 h_defskip = "smallskip";
787 else if (content == "\\medskipamount")
788 h_defskip = "medskip";
789 else if (content == "\\bigskipamount")
790 h_defskip = "bigskip";
794 h_preamble << "\\setlength{" << name << "}{" << content << "}";
797 else if (t.cs() == "onehalfspacing")
798 h_spacing = "onehalf";
800 else if (t.cs() == "doublespacing")
801 h_spacing = "double";
803 else if (t.cs() == "setstretch")
804 h_spacing = "other " + p.verbatim_item();
806 else if (t.cs() == "begin") {
807 string const name = p.getArg('{', '}');
808 if (name == "document")
810 h_preamble << "\\begin{" << name << "}";
813 else if (t.cs() == "geometry") {
814 h_use_geometry = "true";
815 vector<string> opts = split_options(p.getArg('{', '}'));
816 vector<string>::iterator it;
818 if ((it = find(opts.begin(), opts.end(), "landscape")) != opts.end()) {
819 h_paperorientation = "landscape";
823 handle_opt(opts, known_paper_sizes, h_papersize);
824 delete_opt(opts, known_paper_sizes);
826 char const * const * margin = known_paper_margins;
828 for (; *margin; ++margin) {
830 // search for the "=" in e.g. "lmargin=2cm" to get the value
831 for(size_t i = 0; i != opts.size(); i++) {
832 if (opts.at(i).find(*margin) != string::npos) {
833 string::size_type pos = opts.at(i).find("=");
834 string value = opts.at(i).substr(pos + 1);
835 string name = known_coded_paper_margins[k];
836 h_margins += "\\" + name + " " + value + "\n";
842 else if (t.cs() == "jurabibsetup") {
843 vector<string> jurabibsetup =
844 split_options(p.getArg('{', '}'));
845 // add jurabibsetup to the jurabib package options
846 add_package("jurabib", jurabibsetup);
847 if (!jurabibsetup.empty()) {
848 h_preamble << "\\jurabibsetup{"
849 << join(jurabibsetup, ",") << '}';
853 else if (!t.cs().empty() && !in_lyx_preamble)
854 h_preamble << '\\' << t.cs();
856 // remove the whitespace
860 // remove the whitespace
863 // Force textclass if the user wanted it
864 if (!forceclass.empty())
865 h_textclass = forceclass;
866 if (noweb_mode && !prefixIs(h_textclass, "literate-"))
867 h_textclass.insert(0, "literate-");
868 FileName layoutfilename = libFileSearch("layouts", h_textclass, "layout");
869 if (layoutfilename.empty()) {
870 cerr << "Error: Could not find layout file for textclass \"" << h_textclass << "\"." << endl;
873 tc.read(layoutfilename);
874 if (h_papersides.empty()) {
877 h_papersides = ss.str();
879 end_preamble(os, tc);