2 main.cc -- implement main: entrypoints
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2001 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 "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_p;
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 /* print example usage: lilypond -e "(set-lily-option 'help 0)" ? */
107 {_i ("EXPR"), "evaluate", 'e',_i ("evalute EXPR as Scheme after .scm init is read")},
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 (tex [default], pdftex, ps, scm or as)")},
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")},
119 {0, "safe", 's', _i ("inhibit file output naming and exporting")},
120 {0, "version", 'v', _i ("print version number")},
121 {0, "verbose", 'V', _i ("verbose")},
122 {0, "warranty", 'w', _i ("show warranty and copyright")},
127 identify (ostream* os)
129 *os << gnu_lilypond_version_str ();
137 No version number or newline here. It confuses help2man
139 cout << _f ("Usage: %s [OPTION]... FILE...", "lilypond");
141 cout << _ ("Typeset music and or play MIDI from FILE");
145 "LilyPond is a music typesetter. It produces beautiful sheet music\n"
146 "using a high level description file as input. LilyPond is part of \n"
151 cout << _ ("Options:");
153 cout << Long_option_init::table_str (options_static);
155 cout << _ ("This binary was compiled with the following options:")
161 "datadir: `" DIR_DATADIR "'\n"
162 "localedir: `" DIR_LOCALEDIR "'\n"
168 cout << _f ("Report bugs to %s", "bug-lilypond@gnu.org") << endl;
177 "This is free software. It is covered by the GNU General Public License,\n"
178 "and you are welcome to change it and/or distribute copies of it under\n"
179 "certain conditions. Invoke as `%s --warranty' for more information.\n",
183 cout << _f ("Copyright (c) %s by", "1996--2001");
185 cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
186 cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
193 cout << _ ("GNU LilyPond -- The music typesetter");
195 cout << _f ("Copyright (c) %s by", "1996--2001");
197 cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
198 cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
201 " This program is free software; you can redistribute it and/or\n"
202 "modify it under the terms of the GNU General Public License version 2\n"
203 "as published by the Free Software Foundation.\n"
205 " This program is distributed in the hope that it will be useful,\n"
206 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
207 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
208 "General Public License for more details.\n"
210 " You should have received a copy (refer to the file COPYING) of the\n"
211 "GNU General Public License along with this program; if not, write to\n"
212 "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
216 String prefix_directory;
221 // facilitate binary distributions
222 char const *env_lily = getenv ("LILYPONDPREFIX");
225 prefix_directory = env_lily;
228 setlocale (LC_ALL, ""); /* enable locales */
229 setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
230 String lily_locale_dir;
231 String name (PACKAGE);
235 urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
236 handy for multiple source-dir runs, though...
238 if (!prefix_directory.empty_b ())
240 lily_locale_dir = prefix_directory + "/share/locale";
241 bindtextdomain (name.ch_C (), lily_locale_dir.ch_C ());
244 bindtextdomain (name.ch_C (), DIR_LOCALEDIR);
245 textdomain (name.ch_C ());
248 global_path.add ("");
249 // must override (come before) "/usr/local/share/lilypond"!
250 char const *env_sz = getenv ("LILYINCLUDE");
252 global_path.parse_path (env_sz);
255 /* Adding mf/out make lilypond unchanged source directory, when setting
256 LILYPONDPREFIX to lilypond-x.y.z */
257 char *suffixes[] = {"ly", "afm", "mf/out", "scm", "tfm", "ps", 0};
259 if (prefix_directory.empty_b ())
260 prefix_directory = DIR_DATADIR;
261 for (char **s = suffixes; *s; s++)
263 String p = prefix_directory + to_str ('/') + String (*s);
267 /* Urg: GNU make's $ (word) index starts at 1 */
269 while (global_path.try_add (p + to_str (".") + to_str (i)))
276 Make input file name from command argument.
278 Path describes file name with added default extension,
279 ".ly" if none. "-" is stdin.
282 distill_inname (String str)
284 Path p = split_path (str);
285 if (str.empty_b () || str == "-")
289 String orig_ext = p.ext;
290 char const *extensions[] = {"ly", "fly", "sly", "", 0};
291 for (int i = 0; extensions[i]; i++)
294 if (*extensions[i] && !p.ext.empty_b ())
296 p.ext += extensions[i];
297 if (!global_path.find (p.str ()).empty_b ())
300 /* Reshuffle extension */
301 p = split_path (p.str ());
307 format_to_ext (String format)
310 /* .lytex change put off */
311 return "tex"; // "lytex";
316 main_prog (void * , int, char**)
319 need to do this first. Engravers use lily.scm contents.
323 prepend onto GUILE loadpath.
328 init_lily_guile (prefix_directory);
331 call_constructors ();
332 all_fonts_global_p = new All_font_metrics (global_path.str ());
334 init_scheme_code_string += ")";
335 gh_eval_str ((char *)init_scheme_code_string.ch_C());
338 const char *arg = oparser_p_static->get_next_arg ();
343 /* No FILE arguments is now a usage error */
351 /* What/when was this supposed to do?
352 It looks like it reset the outname_str_global for every new
353 file, but only if user didn't specify a outname? Huh?
355 // if (outname_str_global == "")
359 Midi_def::reset_score_count ();
360 Paper_def::reset_score_count ();
363 Path inpath = distill_inname (infile);
365 /* By default, use base name of input file for output file name */
366 Path outpath = inpath;
367 if (inpath.str () != "-")
368 outpath.ext = format_to_ext (output_format_global);
370 /* By default, write output to cwd; do not copy directory part
371 of input file name */
375 if (!output_name_global.empty_b ())
376 outpath = split_path (output_name_global);
379 if (!init_name_global.empty_b ())
380 init = init_name_global;
381 else if (!inpath.ext.empty_b ())
382 init = "init." + inpath.ext;
386 /* Burp: output name communication goes through _global */
387 String save_output_name_global = output_name_global;
388 output_name_global = outpath.str ();
389 do_one_file (init, inpath.str ());
390 output_name_global = save_output_name_global;
393 } while ((arg = oparser_p_static->get_next_arg ()));
394 delete oparser_p_static;
395 oparser_p_static = 0;
396 exit (exit_status_global);
401 sane_putenv (char const* key, char const* value, bool overwrite)
403 if (overwrite || !getenv (key))
404 return putenv ((char*)((String (key) + "=" + value).ch_C ()));
409 main (int argc, char **argv)
413 /* Prepare GUILE for heavy memory usage. If you have plenty memory,
414 this may speed up GUILE a bit. If you're short on memory, these
417 export GUILE_INIT_SEGMENT_SIZE_1=36000
418 export GUILE_MAX_SEGMENT_SIZE=576000
420 may considerably decrease memory footprint (~*0.85), with a small
421 execution time penalty (~*1.10). However, if this 15% gain in memory
422 usage prevents swapping, the execution time falls drastically. */
424 sane_putenv ("GUILE_INIT_SEGMENT_SIZE_1", "4194304", false);
425 sane_putenv ("GUILE_MAX_SEGMENT_SIZE", "8388608", false);
427 ly_init_kpath (argv[0]);
429 oparser_p_static = new Getopt_long (argc, argv, options_static);
430 while (Long_option_init const * opt = (*oparser_p_static) ())
432 switch (opt->shortname_ch_)
436 exit (0); // we print a version anyway.
440 String s = oparser_p_static->optional_argument_ch_C_;
441 Path p = split_path (s);
442 if (s != "-" && p.ext.empty_b ())
443 p.ext = format_to_ext (output_format_global);
444 output_name_global = p.str ();
448 init_scheme_code_string +=
449 oparser_p_static->optional_argument_ch_C_;
456 output_format_global = oparser_p_static->optional_argument_ch_C_;
459 dependency_prefix_global = oparser_p_static->optional_argument_ch_C_;
462 dump_header_fieldnames_global.push (oparser_p_static->optional_argument_ch_C_);
465 global_path.push (oparser_p_static->optional_argument_ch_C_);
468 init_name_global = oparser_p_static->optional_argument_ch_C_;
475 verbose_global_b = true;
478 safe_global_b = true;
481 dependency_global_b = true;
484 no_paper_global_b = true;
494 scm_boot_guile (argc, argv, main_prog, 0);
496 scm_boot_guile (argc, argv, (void (*) (void*, int, char**))main_prog, 0);
499 return 0; // unreachable