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>
21 #include "lily-guile.hh"
22 #include "lily-version.hh"
23 #include "all-font-metrics.hh"
24 #include "getopt-long.hh"
28 #include "file-path.hh"
29 #include "input-file-results.hh"
31 #include "lily-guile.hh"
32 #include "paper-def.hh"
33 #include "midi-def.hh"
34 #include "global-ctor.hh"
37 static int sane_putenv (char const* key, char const* value, bool overwrite = false);
40 Global options that can be overridden through command line.
43 /* Write dependencies file? */
44 bool dependency_global_b = false;
46 /* Prepend to dependencies */
47 String dependency_prefix_global;
49 /* Names of header fields to be dumped to a separate file. */
50 Array<String> dump_header_fieldnames_global;
52 /* Name of initialisation file. */
53 String init_name_global;
55 /* Do not calculate and write paper output? */
56 bool no_paper_global_b = false;
58 /* Selected output format.
59 One of tex, ps, scm, as. */
60 String output_format_global = "tex";
62 /* Current output name. */
63 String output_name_global;
65 /* Run in safe mode? -- FIXME: should be re-analised */
66 bool safe_global_b = false;
68 /* Verbose progress indication? */
69 bool verbose_global_b = false;
71 /* Scheme code to execute before parsing, after .scm init */
72 String init_scheme_code_string = "(begin #t ";
80 All_font_metrics *all_fonts_global;
81 int exit_status_global;
82 File_path global_path;
84 /* Number of current score output block. If there's more than one
85 score block, this counter will be added to the output filename. */
86 int score_count_global;
94 /* The option parser */
95 static Getopt_long *oparser_p_static = 0;
98 Internationalisation kludge in two steps:
99 * use _i () to get entry in POT file
100 * call gettext () explicitely for actual "translation"
102 Note: these messages all start with lower case (ie, don't
103 follow regular localisation guidelines).
105 static Long_option_init options_static[] = {
106 {_i ("EXPR"), "evaluate", 'e',
107 _i ("set options, use -e '(ly-option-usage)' for help")},
108 /* another bug in option parser: --output=foe is taken as an abbreviation
109 for --output-format */
110 {_i ("EXT"), "format", 'f', _i ("use output format EXT")},
111 {0, "help", 'h', _i ("this help")},
112 {_i ("FIELD"), "header", 'H', _i ("write header field to BASENAME.FIELD")},
113 {_i ("DIR"), "include", 'I', _i ("add DIR to search path")},
114 {_i ("FILE"), "init", 'i', _i ("use FILE as init file")},
115 {0, "dependencies", 'M', _i ("write Makefile dependencies for every input file")},
116 {0, "no-paper", 'm', _i ("produce MIDI output only")},
117 {_i ("FILE"), "output", 'o', _i ("write output to FILE")},
118 {_i ("DIR"), "dep-prefix", 'P', _i ("prepend DIR to dependencies")},
123 {0, "safe", 's', _i ("inhibit file output naming and exporting")},
125 {0, "version", 'v', _i ("print version number")},
126 {0, "verbose", 'V', _i ("verbose")},
127 {0, "warranty", 'w', _i ("show warranty and copyright")},
134 fputs (gnu_lilypond_version_string ().to_str0 (), out);
141 fprintf (out, "lilypond_datadir: `%s'\n", LILYPOND_DATADIR);
142 fprintf (out, "local_lilypond_datadir: `%s'\n", LOCAL_LILYPOND_DATADIR);
143 fprintf (out, "localedir: `%s'\n", LOCALEDIR);
145 char *lilypond_prefix = getenv ("LILYPONDPREFIX");
146 fprintf (out, "LILYPONDPREFIX: `%s'\n",
147 (lilypond_prefix ? lilypond_prefix : ""));
154 /* No version number or newline here. It confuses help2man. */
155 printf (_f ("Usage: %s [OPTION]... FILE...", "lilypond").to_str0 ());
157 printf (_ ("Typeset music and or play MIDI from FILE").to_str0 ());
160 "LilyPond is a music typesetter. It produces beautiful sheet music\n"
161 "using a high level description file as input. LilyPond is part of \n"
166 printf (_ ("Options:").to_str0 ());
168 printf (Long_option_init::table_string (options_static).to_str0 ());
172 printf (_f ("Report bugs to %s", "bug-lilypond@gnu.org").to_str0 ());
182 "This is free software. It is covered by the GNU General Public License,\n"
183 "and you are welcome to change it and/or distribute copies of it under\n"
184 "certain conditions. Invoke as `%s --warranty' for more information.\n",
185 "lilypond").to_str0 ());
188 printf (_f ("Copyright (c) %s by", "1996--2002").to_str0 ());
190 printf (" Han-Wen Nienhuys <hanwen@cs.uu.nl>\n");
191 printf (" Jan Nieuwenhuizen <janneke@gnu.org>\n");
198 printf (_ ("GNU LilyPond -- The music typesetter").to_str0 ());
200 printf (_f ("Copyright (c) %s by", "1996--2002").to_str0 ());
202 printf (" Han-Wen Nienhuys <hanwen@cs.uu.nl>\n");
203 printf (" Jan Nieuwenhuizen <janneke@gnu.org>\n");
206 " This program is free software; you can redistribute it and/or\n"
207 "modify it under the terms of the GNU General Public License version 2\n"
208 "as published by the Free Software Foundation.\n"
210 " This program is distributed in the hope that it will be useful,\n"
211 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
212 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
213 "General Public License for more details.\n"
215 " You should have received a copy (refer to the file COPYING) of the\n"
216 "GNU General Public License along with this program; if not, write to\n"
217 "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
218 "USA.\n").to_str0 ());
222 /* Where LilyPond's init files live. Typically:
223 LILYPOND_DATADIR = /usr/local/share/lilypond
224 LOCAL_LILYPOND_DATADIR = /usr/local/share/lilypond/1.5.68 */
225 char const *prefix_directory[] = {LILYPOND_DATADIR, LOCAL_LILYPOND_DATADIR, 0};
230 if (char const *lilypond_prefix = getenv ("LILYPONDPREFIX"))
231 prefix_directory[1] = lilypond_prefix;
234 setlocale (LC_ALL, ""); /* enable locales */
235 setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
236 String lily_locale_dir;
237 String name (PACKAGE);
241 urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
242 handy for multiple source-dir runs, though...
244 if (!String (prefix_directory[0]).empty_b ())
246 lily_locale_dir = String (prefix_directory[0]) + "/share/locale";
247 bindtextdomain (name.to_str0 (), lily_locale_dir.to_str0 ());
250 bindtextdomain (name.to_str0 (), LOCALEDIR);
251 textdomain (name.to_str0 ());
254 global_path.add ("");
257 /* Adding mf/out make lilypond unchanged source directory, when setting
258 LILYPONDPREFIX to lilypond-x.y.z */
259 char *suffixes[] = {"ly", "afm", "mf/out", "scm", "tfm", "ps", 0};
261 for (unsigned i = 0; prefix_directory[i]; i++)
262 for (char **s = suffixes; *s; s++)
264 String p = prefix_directory[i] + to_string ('/') + String (*s);
265 global_path.prepend (p);
268 /* Urg: GNU make's $ (word) index starts at 1 */
270 while (global_path.try_add (p + to_string (".") + to_string (i)))
277 Make input file name from command argument.
279 Path describes file name with added default extension,
280 ".ly" if none. "-" is stdin.
283 distill_inname (String str)
285 Path p = split_path (str);
286 if (str.empty_b () || str == "-")
290 String orig_ext = p.ext;
291 char const *extensions[] = {"ly", "", 0};
292 for (int i = 0; extensions[i]; i++)
295 if (*extensions[i] && !p.ext.empty_b ())
297 p.ext += extensions[i];
298 if (!global_path.find (p.string ()).empty_b ())
301 /* Reshuffle extension */
302 p = split_path (p.string ());
308 format_to_ext (String format)
311 /* .lytex change put off */
312 return "tex"; // "lytex";
317 prepend_load_path (String dir)
319 String s = "(set! %load-path (cons \""
322 scm_c_eval_string (s.to_str0 ());
326 main_prog (void *, int, char **)
328 /* Engravers use lily.scm contents, need to make Guile find it.
329 Prepend onto GUILE %load-path, very ugh. */
331 for (unsigned i = 0; prefix_directory[i]; i++)
333 prepend_load_path (prefix_directory[i]);
335 /* Junk this. We should make real modules iso. just loading files. */
336 prepend_load_path (String (prefix_directory[i]) + "/scm");
339 if (verbose_global_b)
343 call_constructors ();
345 progress_indication ("\n");
347 all_fonts_global = new All_font_metrics (global_path.string ());
349 init_scheme_code_string += ")";
350 gh_eval_str ((char *)init_scheme_code_string.to_str0 ());
353 const char *arg = oparser_p_static->get_next_arg ();
355 /* Only exit until after running init_scheme_code, for
357 -e "(ly-set-option 'help #t)" */
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.string () != "-")
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;
392 /* Burp: output name communication goes through _global */
393 String save_output_name_global = output_name_global;
394 output_name_global = outpath.string ();
395 do_one_file (init, inpath.string ());
396 output_name_global = save_output_name_global;
399 } while ((arg = oparser_p_static->get_next_arg ()));
400 delete oparser_p_static;
401 oparser_p_static = 0;
402 exit (exit_status_global);
407 sane_putenv (char const* key, char const* value, bool overwrite)
409 if (overwrite || !getenv (key))
411 String combine = String (key) + "=" + String (value);
412 char * s = strdup(combine.to_str0 ());
419 main (int argc, char **argv)
425 These settings hopefully prepare lily for a lot of memory usage.
427 In practice the effect on GC times is barely measurable -- larger
428 segments cost slighly less time for the conservative marking. (but
429 not impressively much)
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_char_)
445 exit (0); // we print a version anyway.
449 String s = oparser_p_static->optional_argument_str0_;
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.string ();
457 init_scheme_code_string +=
458 oparser_p_static->optional_argument_str0_;
465 if (oparser_p_static->optional_argument_str0_ == "help")
467 printf("See http://lilypond.org/wiki?OutputFormats for more information.\n"\
468 "This option is for developers only.\n");
471 output_format_global = oparser_p_static->optional_argument_str0_;
474 dependency_prefix_global = oparser_p_static->optional_argument_str0_;
477 dump_header_fieldnames_global.push (oparser_p_static->optional_argument_str0_);
480 global_path.push (oparser_p_static->optional_argument_str0_);
483 init_name_global = oparser_p_static->optional_argument_str0_;
489 verbose_global_b = true;
492 safe_global_b = true;
495 dependency_global_b = true;
498 no_paper_global_b = true;
510 if (verbose_global_b)
515 scm_boot_guile (argc, argv, (void (*) (void*, int, char**))main_prog, 0);
517 return 0; // unreachable