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>
22 #include "lily-guile.hh"
23 #include "lily-version.hh"
24 #include "all-font-metrics.hh"
25 #include "getopt-long.hh"
29 #include "file-path.hh"
30 #include "file-results.hh"
32 #include "lily-guile.hh"
33 #include "paper-def.hh"
34 #include "midi-def.hh"
35 #include "global-ctor.hh"
38 static int sane_putenv (char const* key, char const* value, bool overwrite = false);
41 Global options that can be overridden through command line.
44 /* Write dependencies file? */
45 bool dependency_global_b = false;
47 /* Prepend to dependencies */
48 String dependency_prefix_global;
50 /* Names of header fields to be dumped to a separate file. */
51 Array<String> dump_header_fieldnames_global;
53 /* Name of initialisation file. */
54 String init_name_global;
56 /* Do not calculate and write paper output? */
57 bool no_paper_global_b = false;
59 /* Selected output format.
60 One of tex, ps, scm, as. */
61 String output_format_global = "tex";
63 /* Current output name. */
64 String output_name_global;
66 /* Run in safe mode? -- FIXME: should be re-analised */
67 bool safe_global_b = false;
69 /* Verbose progress indication? */
70 bool verbose_global_b = false;
72 /* Scheme code to execute before parsing, after .scm init */
73 String init_scheme_code_string = "(begin #t ";
81 All_font_metrics *all_fonts_global_p;
82 int exit_status_global;
83 File_path global_path;
85 /* Number of current score output block. If there's more than one
86 score block, this counter will be added to the output filename. */
87 int score_count_global;
95 /* The option parser */
96 static Getopt_long *oparser_p_static = 0;
99 Internationalisation kludge in two steps:
100 * use _i () to get entry in POT file
101 * call gettext () explicitely for actual "translation"
103 Note: these messages all start with lower case (ie, don't
104 follow regular localisation guidelines).
106 static Long_option_init options_static[] = {
107 /* print example usage: lilypond -e "" ? */
108 {_i ("EXPR"), "evaluate", 'e',_i ("Scheme options: try -e \"(set-lily-option 'help 0)\" for more help.")},
109 /* another bug in option parser: --output=foe is taken as an abbreviation
110 for --output-format */
111 {_i ("EXT"), "format", 'f', _i ("use output format EXT (tex [default], pdftex, ps, scm or as)")},
112 {0, "help", 'h', _i ("this help")},
113 {_i ("FIELD"), "header", 'H', _i ("write header field to BASENAME.FIELD")},
114 {_i ("DIR"), "include", 'I', _i ("add DIR to search path")},
115 {_i ("FILE"), "init", 'i', _i ("use FILE as init file")},
116 {0, "dependencies", 'M', _i ("write Makefile dependencies for every input file")},
117 {0, "no-paper", 'm', _i ("produce MIDI output only")},
118 {_i ("FILE"), "output", 'o', _i ("write output to FILE")},
119 {_i ("DIR"), "dep-prefix", 'P', _i ("prepend DIR to dependencies")},
120 {0, "safe", 's', _i ("inhibit file output naming and exporting")},
121 {0, "version", 'v', _i ("print version number")},
122 {0, "verbose", 'V', _i ("verbose")},
123 {0, "warranty", 'w', _i ("show warranty and copyright")},
130 fputs(gnu_lilypond_version_str ().ch_C(), os);
138 No version number or newline here. It confuses help2man
140 cout << _f ("Usage: %s [OPTION]... FILE...", "lilypond").ch_C();
142 cout << _ ("Typeset music and or play MIDI from FILE").ch_C();
146 "LilyPond is a music typesetter. It produces beautiful sheet music\n"
147 "using a high level description file as input. LilyPond is part of \n"
152 cout << _ ("Options:").ch_C();
154 cout << Long_option_init::table_str (options_static).ch_C();
156 cout << _ ("This binary was compiled with the following options:") .ch_C()
162 "datadir: `" DIR_DATADIR "'\n"
163 "localedir: `" DIR_LOCALEDIR "'\n"
169 cout << _f ("Report bugs to %s", "bug-lilypond@gnu.org").ch_C() << endl;
178 "This is free software. It is covered by the GNU General Public License,\n"
179 "and you are welcome to change it and/or distribute copies of it under\n"
180 "certain conditions. Invoke as `%s --warranty' for more information.\n",
184 cout << _f ("Copyright (c) %s by", "1996--2002").ch_C();
186 cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
187 cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
194 cout << _ ("GNU LilyPond -- The music typesetter").ch_C();
196 cout << _f ("Copyright (c) %s by", "1996--2002").ch_C();
198 cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
199 cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
202 " This program is free software; you can redistribute it and/or\n"
203 "modify it under the terms of the GNU General Public License version 2\n"
204 "as published by the Free Software Foundation.\n"
206 " This program is distributed in the hope that it will be useful,\n"
207 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
208 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
209 "General Public License for more details.\n"
211 " You should have received a copy (refer to the file COPYING) of the\n"
212 "GNU General Public License along with this program; if not, write to\n"
213 "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
217 String prefix_directory;
222 // facilitate binary distributions
223 char const *env_lily = getenv ("LILYPONDPREFIX");
226 prefix_directory = env_lily;
229 setlocale (LC_ALL, ""); /* enable locales */
230 setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
231 String lily_locale_dir;
232 String name (PACKAGE);
236 urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
237 handy for multiple source-dir runs, though...
239 if (!prefix_directory.empty_b ())
241 lily_locale_dir = prefix_directory + "/share/locale";
242 bindtextdomain (name.ch_C (), lily_locale_dir.ch_C ());
245 bindtextdomain (name.ch_C (), DIR_LOCALEDIR);
246 textdomain (name.ch_C ());
249 global_path.add ("");
250 // must override (come before) "/usr/local/share/lilypond"!
251 char const *env_sz = getenv ("LILYINCLUDE");
253 global_path.parse_path (env_sz);
256 /* Adding mf/out make lilypond unchanged source directory, when setting
257 LILYPONDPREFIX to lilypond-x.y.z */
258 char *suffixes[] = {"ly", "afm", "mf/out", "scm", "tfm", "ps", 0};
260 if (prefix_directory.empty_b ())
261 prefix_directory = DIR_DATADIR;
262 for (char **s = suffixes; *s; s++)
264 String p = prefix_directory + to_str ('/') + String (*s);
268 /* Urg: GNU make's $ (word) index starts at 1 */
270 while (global_path.try_add (p + to_str (".") + to_str (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", "fly", "sly", "", 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.str ()).empty_b ())
301 /* Reshuffle extension */
302 p = split_path (p.str ());
308 format_to_ext (String format)
311 /* .lytex change put off */
312 return "tex"; // "lytex";
317 main_prog (void * , int, char**)
320 need to do this first. Engravers use lily.scm contents.
324 prepend onto GUILE loadpath.
329 init_lily_guile (prefix_directory);
332 call_constructors ();
333 all_fonts_global_p = new All_font_metrics (global_path.str ());
335 init_scheme_code_string += ")";
336 gh_eval_str ((char *)init_scheme_code_string.ch_C());
339 const char *arg = oparser_p_static->get_next_arg ();
344 /* No FILE arguments is now a usage error */
352 /* What/when was this supposed to do?
353 It looks like it reset the outname_str_global for every new
354 file, but only if user didn't specify a outname? Huh?
356 // if (outname_str_global == "")
360 Midi_def::reset_score_count ();
361 Paper_def::reset_score_count ();
364 Path inpath = distill_inname (infile);
366 /* By default, use base name of input file for output file name */
367 Path outpath = inpath;
368 if (inpath.str () != "-")
369 outpath.ext = format_to_ext (output_format_global);
371 /* By default, write output to cwd; do not copy directory part
372 of input file name */
376 if (!output_name_global.empty_b ())
377 outpath = split_path (output_name_global);
380 if (!init_name_global.empty_b ())
381 init = init_name_global;
382 else if (!inpath.ext.empty_b ())
383 init = "init." + inpath.ext;
387 /* Burp: output name communication goes through _global */
388 String save_output_name_global = output_name_global;
389 output_name_global = outpath.str ();
390 do_one_file (init, inpath.str ());
391 output_name_global = save_output_name_global;
394 } while ((arg = oparser_p_static->get_next_arg ()));
395 delete oparser_p_static;
396 oparser_p_static = 0;
397 exit (exit_status_global);
402 sane_putenv (char const* key, char const* value, bool overwrite)
404 if (overwrite || !getenv (key))
405 return putenv ((char*)((String (key) + "=" + value).ch_C ()));
410 main (int argc, char **argv)
414 /* Prepare GUILE for heavy memory usage. If you have plenty memory,
415 this may speed up GUILE a bit. If you're short on memory, these
418 export GUILE_INIT_SEGMENT_SIZE_1=36000
419 export GUILE_MAX_SEGMENT_SIZE=576000
421 may considerably decrease memory footprint (~*0.85), with a small
422 execution time penalty (~*1.10). However, if this 15% gain in memory
423 usage prevents swapping, the execution time falls drastically. */
425 sane_putenv ("GUILE_INIT_SEGMENT_SIZE_1", "4194304", false);
426 sane_putenv ("GUILE_MAX_SEGMENT_SIZE", "8388608", false);
428 ly_init_kpath (argv[0]);
430 oparser_p_static = new Getopt_long (argc, argv, options_static);
431 while (Long_option_init const * opt = (*oparser_p_static) ())
433 switch (opt->shortname_ch_)
437 exit (0); // we print a version anyway.
441 String s = oparser_p_static->optional_argument_ch_C_;
442 Path p = split_path (s);
443 if (s != "-" && p.ext.empty_b ())
444 p.ext = format_to_ext (output_format_global);
445 output_name_global = p.str ();
449 init_scheme_code_string +=
450 oparser_p_static->optional_argument_ch_C_;
457 output_format_global = oparser_p_static->optional_argument_ch_C_;
460 dependency_prefix_global = oparser_p_static->optional_argument_ch_C_;
463 dump_header_fieldnames_global.push (oparser_p_static->optional_argument_ch_C_);
466 global_path.push (oparser_p_static->optional_argument_ch_C_);
469 init_name_global = oparser_p_static->optional_argument_ch_C_;
476 verbose_global_b = true;
479 safe_global_b = true;
482 dependency_global_b = true;
485 no_paper_global_b = true;
495 scm_boot_guile (argc, argv, main_prog, 0);
497 scm_boot_guile (argc, argv, (void (*) (void*, int, char**))main_prog, 0);
500 return 0; // unreachable