2 main.cc -- implement main: entrypoints
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
23 #include "lily-guile.hh"
24 #include "lily-version.hh"
25 #include "all-font-metrics.hh"
26 #include "getopt-long.hh"
30 #include "file-path.hh"
31 #include "file-results.hh"
33 #include "lily-guile.hh"
34 #include "paper-def.hh"
35 #include "midi-def.hh"
36 #include "global-ctor.hh"
39 static int sane_putenv (char const* key, char const* value, bool overwrite = false);
42 Global options that can be overridden through command line.
45 /* Write dependencies file? */
46 bool dependency_global_b = false;
48 /* Prepend to dependencies */
49 String dependency_prefix_global;
51 /* Names of header fields to be dumped to a separate file. */
52 Array<String> dump_header_fieldnames_global;
54 /* Name of initialisation file. */
55 String init_name_global;
57 /* Do not calculate and write paper output? */
58 bool no_paper_global_b = false;
60 /* Selected output format.
61 One of tex, ps, scm, as. */
62 String output_format_global = "tex";
64 /* Current output name. */
65 String output_name_global;
67 /* Run in safe mode? -- FIXME: should be re-analised */
68 bool safe_global_b = false;
70 /* Verbose progress indication? */
71 bool verbose_global_b = false;
73 /* Scheme code to execute before parsing, after .scm init */
74 String init_scheme_code_string = "(begin #t ";
82 All_font_metrics *all_fonts_global_p;
83 int exit_status_global;
84 File_path global_path;
86 /* Number of current score output block. If there's more than one
87 score block, this counter will be added to the output filename. */
88 int score_count_global;
96 /* The option parser */
97 static Getopt_long *oparser_p_static = 0;
100 Internationalisation kludge in two steps:
101 * use _i () to get entry in POT file
102 * call gettext () explicitely for actual "translation"
104 Note: these messages all start with lower case (ie, don't
105 follow regular localisation guidelines).
107 static Long_option_init options_static[] = {
108 /* print example usage: lilypond -e "" ? */
109 {_i ("EXPR"), "evaluate", 'e',_i ("Scheme options: try -e \"(set-lily-option 'help 0)\" for more help.")},
110 /* another bug in option parser: --output=foe is taken as an abbreviation
111 for --output-format */
112 {_i ("EXT"), "format", 'f', _i ("use output format EXT")},
113 {0, "help", 'h', _i ("this help")},
114 {_i ("FIELD"), "header", 'H', _i ("write header field to BASENAME.FIELD")},
115 {_i ("DIR"), "include", 'I', _i ("add DIR to search path")},
116 {_i ("FILE"), "init", 'i', _i ("use FILE as init file")},
117 {0, "dependencies", 'M', _i ("write Makefile dependencies for every input file")},
118 {0, "no-paper", 'm', _i ("produce MIDI output only")},
119 {_i ("FILE"), "output", 'o', _i ("write output to FILE")},
120 {_i ("DIR"), "dep-prefix", 'P', _i ("prepend DIR to dependencies")},
125 {0, "safe", 's', _i ("inhibit file output naming and exporting")},
127 {0, "version", 'v', _i ("print version number")},
128 {0, "verbose", 'V', _i ("verbose")},
129 {0, "warranty", 'w', _i ("show warranty and copyright")},
136 fputs (gnu_lilypond_version_str ().ch_C (), out);
143 fprintf (out, "lilypond_datadir: `%s'\n", LILYPOND_DATADIR);
144 fprintf (out, "local_lilypond_datadir: `%s'\n", LOCAL_LILYPOND_DATADIR);
145 fprintf (out, "localedir: `%s'\n", LOCALEDIR);
147 char *lilypond_prefix = getenv ("LILYPONDPREFIX");
148 fprintf (out, "LILYPONDPREFIX: `%s'\n",
149 (lilypond_prefix ? lilypond_prefix : ""));
156 /* No version number or newline here. It confuses help2man. */
157 std::cout << _f ("Usage: %s [OPTION]... FILE...", "lilypond").ch_C ();
159 std::cout << _ ("Typeset music and or play MIDI from FILE").ch_C ();
163 "LilyPond is a music typesetter. It produces beautiful sheet music\n"
164 "using a high level description file as input. LilyPond is part of \n"
169 std::cout << _ ("Options:").ch_C ();
171 std::cout << Long_option_init::table_str (options_static).ch_C ();
173 std::cout << std::endl;
175 std::cout << _f ("Report bugs to %s", "bug-lilypond@gnu.org").ch_C () << std::endl;
184 "This is free software. It is covered by the GNU General Public License,\n"
185 "and you are welcome to change it and/or distribute copies of it under\n"
186 "certain conditions. Invoke as `%s --warranty' for more information.\n",
188 std::cout << std::endl;
190 std::cout << _f ("Copyright (c) %s by", "1996--2002").ch_C ();
192 std::cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
193 std::cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
200 std::cout << _ ("GNU LilyPond -- The music typesetter").ch_C ();
202 std::cout << _f ("Copyright (c) %s by", "1996--2002").ch_C ();
204 std::cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
205 std::cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
208 " This program is free software; you can redistribute it and/or\n"
209 "modify it under the terms of the GNU General Public License version 2\n"
210 "as published by the Free Software Foundation.\n"
212 " This program is distributed in the hope that it will be useful,\n"
213 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
214 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
215 "General Public License for more details.\n"
217 " You should have received a copy (refer to the file COPYING) of the\n"
218 "GNU General Public License along with this program; if not, write to\n"
219 "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
224 /* Where LilyPond's init files live. Typically:
225 LILYPOND_DATADIR = /usr/local/share/lilypond
226 LOCAL_LILYPOND_DATADIR = /usr/local/share/lilypond/1.5.68 */
227 char const *prefix_directory[2] = {LILYPOND_DATADIR, LOCAL_LILYPOND_DATADIR};
232 if (char const *lilypond_prefix = getenv ("LILYPONDPREFIX"))
233 prefix_directory[1] = lilypond_prefix;
236 setlocale (LC_ALL, ""); /* enable locales */
237 setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
238 String lily_locale_dir;
239 String name (PACKAGE);
243 urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
244 handy for multiple source-dir runs, though...
246 if (!String (prefix_directory[0]).empty_b ())
248 lily_locale_dir = String (prefix_directory[0]) + "/share/locale";
249 bindtextdomain (name.ch_C (), lily_locale_dir.ch_C ());
252 bindtextdomain (name.ch_C (), LOCALEDIR);
253 textdomain (name.ch_C ());
256 global_path.add ("");
259 /* Adding mf/out make lilypond unchanged source directory, when setting
260 LILYPONDPREFIX to lilypond-x.y.z */
261 char *suffixes[] = {"ly", "afm", "mf/out", "scm", "tfm", "ps", 0};
263 for (unsigned i = 0; i < sizeof (prefix_directory)
264 / sizeof (*prefix_directory); i++)
265 for (char **s = suffixes; *s; s++)
267 String p = prefix_directory[i] + to_str ('/') + String (*s);
271 /* Urg: GNU make's $ (word) index starts at 1 */
273 while (global_path.try_add (p + to_str (".") + to_str (i)))
280 Make input file name from command argument.
282 Path describes file name with added default extension,
283 ".ly" if none. "-" is stdin.
286 distill_inname (String str)
288 Path p = split_path (str);
289 if (str.empty_b () || str == "-")
293 String orig_ext = p.ext;
294 char const *extensions[] = {"ly", "fly", "sly", "", 0};
295 for (int i = 0; extensions[i]; i++)
298 if (*extensions[i] && !p.ext.empty_b ())
300 p.ext += extensions[i];
301 if (!global_path.find (p.str ()).empty_b ())
304 /* Reshuffle extension */
305 p = split_path (p.str ());
311 format_to_ext (String format)
314 /* .lytex change put off */
315 return "tex"; // "lytex";
320 prepend_load_path (String dir)
322 String s = "(set! %load-path (cons \""
325 scm_c_eval_string (s.ch_C ());
329 main_prog (void *, int, char **)
331 /* Engravers use lily.scm contents, need to make Guile find it.
332 Prepend onto GUILE %load-path, very ugh. */
334 for (unsigned i = 0; i < sizeof (prefix_directory)
335 / sizeof (*prefix_directory); i++)
337 prepend_load_path (prefix_directory[i]);
338 /* Junk this. We should make real modules iso. just loading files. */
339 prepend_load_path (String (prefix_directory[i]) + "/scm");
342 if (verbose_global_b)
347 std::cout << std::endl;
349 call_constructors ();
350 all_fonts_global_p = new All_font_metrics (global_path.str ());
352 init_scheme_code_string += ")";
353 gh_eval_str ((char *)init_scheme_code_string.ch_C ());
356 const char *arg = oparser_p_static->get_next_arg ();
361 /* No FILE arguments is now a usage error */
368 Midi_def::reset_score_count ();
369 Paper_def::reset_score_count ();
371 Path inpath = distill_inname (infile);
373 /* By default, use base name of input file for output file name */
374 Path outpath = inpath;
375 if (inpath.str () != "-")
376 outpath.ext = format_to_ext (output_format_global);
378 /* By default, write output to cwd; do not copy directory part
379 of input file name */
383 if (!output_name_global.empty_b ())
384 outpath = split_path (output_name_global);
387 if (!init_name_global.empty_b ())
388 init = init_name_global;
389 else if (!inpath.ext.empty_b ())
390 init = "init." + inpath.ext;
394 /* Burp: output name communication goes through _global */
395 String save_output_name_global = output_name_global;
396 output_name_global = outpath.str ();
397 do_one_file (init, inpath.str ());
398 output_name_global = save_output_name_global;
401 } while ((arg = oparser_p_static->get_next_arg ()));
402 delete oparser_p_static;
403 oparser_p_static = 0;
404 exit (exit_status_global);
409 sane_putenv (char const* key, char const* value, bool overwrite)
411 if (overwrite || !getenv (key))
412 return putenv ((char*)((String (key) + "=" + value).ch_C ()));
417 main (int argc, char **argv)
421 /* Prepare GUILE for heavy memory usage. If you have plenty memory,
422 this may speed up GUILE a bit. If you're short on memory, these
425 export GUILE_INIT_SEGMENT_SIZE_1=36000
426 export GUILE_MAX_SEGMENT_SIZE=576000
428 may considerably decrease memory footprint (~*0.85), with a small
429 execution time penalty (~*1.10). However, if this 15% gain in memory
430 usage prevents swapping, the execution time falls drastically. */
432 sane_putenv ("GUILE_INIT_SEGMENT_SIZE_1", "4194304", false);
433 sane_putenv ("GUILE_MAX_SEGMENT_SIZE", "8388608", false);
435 ly_init_kpath (argv[0]);
438 oparser_p_static = new Getopt_long (argc, argv, options_static);
439 while (Long_option_init const * opt = (*oparser_p_static) ())
441 switch (opt->shortname_ch_)
445 exit (0); // we print a version anyway.
449 String s = oparser_p_static->optional_argument_ch_C_;
450 Path p = split_path (s);
451 if (s != "-" && p.ext.empty_b ())
452 p.ext = format_to_ext (output_format_global);
453 output_name_global = p.str ();
457 init_scheme_code_string +=
458 oparser_p_static->optional_argument_ch_C_;
465 if (output_name_global == "help")
468 "See http://lilypond.org/wiki?OutputFormats for more information.\n"\
469 "This option is for developers only.\n";
472 output_format_global = oparser_p_static->optional_argument_ch_C_;
475 dependency_prefix_global = oparser_p_static->optional_argument_ch_C_;
478 dump_header_fieldnames_global.push (oparser_p_static->optional_argument_ch_C_);
481 global_path.push (oparser_p_static->optional_argument_ch_C_);
484 init_name_global = oparser_p_static->optional_argument_ch_C_;
490 verbose_global_b = true;
493 safe_global_b = true;
496 dependency_global_b = true;
499 no_paper_global_b = true;
511 if (verbose_global_b)
517 scm_boot_guile (argc, argv, main_prog, 0);
519 scm_boot_guile (argc, argv, (void (*) (void*, int, char**))main_prog, 0);
522 return 0; // unreachable