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 (tex [default], pdftex, ps, scm or as)")},
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")},
121 {0, "safe", 's', _i ("inhibit file output naming and exporting")},
122 {0, "version", 'v', _i ("print version number")},
123 {0, "verbose", 'V', _i ("verbose")},
124 {0, "warranty", 'w', _i ("show warranty and copyright")},
131 fputs(gnu_lilypond_version_str ().ch_C(), os);
139 No version number or newline here. It confuses help2man
141 std::cout << _f ("Usage: %s [OPTION]... FILE...", "lilypond").ch_C();
143 std::cout << _ ("Typeset music and or play MIDI from FILE").ch_C();
147 "LilyPond is a music typesetter. It produces beautiful sheet music\n"
148 "using a high level description file as input. LilyPond is part of \n"
153 std::cout << _ ("Options:").ch_C();
155 std::cout << Long_option_init::table_str (options_static).ch_C();
157 std::cout << _ ("This binary was compiled with the following options:") .ch_C()
163 "datadir: `" DIR_DATADIR "'\n"
164 "localedir: `" DIR_LOCALEDIR "'\n"
168 std::cout << std::endl;
170 std::cout << _f ("Report bugs to %s", "bug-lilypond@gnu.org").ch_C() << std::endl;
179 "This is free software. It is covered by the GNU General Public License,\n"
180 "and you are welcome to change it and/or distribute copies of it under\n"
181 "certain conditions. Invoke as `%s --warranty' for more information.\n",
183 std::cout << std::endl;
185 std::cout << _f ("Copyright (c) %s by", "1996--2002").ch_C();
187 std::cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
188 std::cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
195 std::cout << _ ("GNU LilyPond -- The music typesetter").ch_C();
197 std::cout << _f ("Copyright (c) %s by", "1996--2002").ch_C();
199 std::cout << " Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
200 std::cout << " Jan Nieuwenhuizen <janneke@gnu.org>\n";
203 " This program is free software; you can redistribute it and/or\n"
204 "modify it under the terms of the GNU General Public License version 2\n"
205 "as published by the Free Software Foundation.\n"
207 " This program is distributed in the hope that it will be useful,\n"
208 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
209 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
210 "General Public License for more details.\n"
212 " You should have received a copy (refer to the file COPYING) of the\n"
213 "GNU General Public License along with this program; if not, write to\n"
214 "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
218 String prefix_directory;
223 // facilitate binary distributions
224 char const *env_lily = getenv ("LILYPONDPREFIX");
227 prefix_directory = env_lily;
230 setlocale (LC_ALL, ""); /* enable locales */
231 setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
232 String lily_locale_dir;
233 String name (PACKAGE);
237 urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
238 handy for multiple source-dir runs, though...
240 if (!prefix_directory.empty_b ())
242 lily_locale_dir = prefix_directory + "/share/locale";
243 bindtextdomain (name.ch_C (), lily_locale_dir.ch_C ());
246 bindtextdomain (name.ch_C (), DIR_LOCALEDIR);
247 textdomain (name.ch_C ());
250 global_path.add ("");
253 /* Adding mf/out make lilypond unchanged source directory, when setting
254 LILYPONDPREFIX to lilypond-x.y.z */
255 char *suffixes[] = {"ly", "afm", "mf/out", "scm", "tfm", "ps", 0};
257 if (prefix_directory.empty_b ())
258 prefix_directory = DIR_DATADIR;
259 for (char **s = suffixes; *s; s++)
261 String p = prefix_directory + to_str ('/') + String (*s);
265 /* Urg: GNU make's $ (word) index starts at 1 */
267 while (global_path.try_add (p + to_str (".") + to_str (i)))
274 Make input file name from command argument.
276 Path describes file name with added default extension,
277 ".ly" if none. "-" is stdin.
280 distill_inname (String str)
282 Path p = split_path (str);
283 if (str.empty_b () || str == "-")
287 String orig_ext = p.ext;
288 char const *extensions[] = {"ly", "fly", "sly", "", 0};
289 for (int i = 0; extensions[i]; i++)
292 if (*extensions[i] && !p.ext.empty_b ())
294 p.ext += extensions[i];
295 if (!global_path.find (p.str ()).empty_b ())
298 /* Reshuffle extension */
299 p = split_path (p.str ());
305 format_to_ext (String format)
308 /* .lytex change put off */
309 return "tex"; // "lytex";
314 main_prog (void * , int, char**)
317 need to do this first. Engravers use lily.scm contents.
321 prepend onto GUILE loadpath.
326 init_lily_guile (prefix_directory);
327 std::cout << std::endl;
329 call_constructors ();
330 all_fonts_global_p = new All_font_metrics (global_path.str ());
332 init_scheme_code_string += ")";
333 gh_eval_str ((char *)init_scheme_code_string.ch_C());
336 const char *arg = oparser_p_static->get_next_arg ();
341 /* No FILE arguments is now a usage error */
349 /* What/when was this supposed to do?
350 It looks like it reset the outname_str_global for every new
351 file, but only if user didn't specify a outname? Huh?
353 // if (outname_str_global == "")
357 Midi_def::reset_score_count ();
358 Paper_def::reset_score_count ();
361 Path inpath = distill_inname (infile);
363 /* By default, use base name of input file for output file name */
364 Path outpath = inpath;
365 if (inpath.str () != "-")
366 outpath.ext = format_to_ext (output_format_global);
368 /* By default, write output to cwd; do not copy directory part
369 of input file name */
373 if (!output_name_global.empty_b ())
374 outpath = split_path (output_name_global);
377 if (!init_name_global.empty_b ())
378 init = init_name_global;
379 else if (!inpath.ext.empty_b ())
380 init = "init." + inpath.ext;
384 /* Burp: output name communication goes through _global */
385 String save_output_name_global = output_name_global;
386 output_name_global = outpath.str ();
387 do_one_file (init, inpath.str ());
388 output_name_global = save_output_name_global;
391 } while ((arg = oparser_p_static->get_next_arg ()));
392 delete oparser_p_static;
393 oparser_p_static = 0;
394 exit (exit_status_global);
399 sane_putenv (char const* key, char const* value, bool overwrite)
401 if (overwrite || !getenv (key))
402 return putenv ((char*)((String (key) + "=" + value).ch_C ()));
407 main (int argc, char **argv)
411 /* Prepare GUILE for heavy memory usage. If you have plenty memory,
412 this may speed up GUILE a bit. If you're short on memory, these
415 export GUILE_INIT_SEGMENT_SIZE_1=36000
416 export GUILE_MAX_SEGMENT_SIZE=576000
418 may considerably decrease memory footprint (~*0.85), with a small
419 execution time penalty (~*1.10). However, if this 15% gain in memory
420 usage prevents swapping, the execution time falls drastically. */
422 sane_putenv ("GUILE_INIT_SEGMENT_SIZE_1", "4194304", false);
423 sane_putenv ("GUILE_MAX_SEGMENT_SIZE", "8388608", false);
425 ly_init_kpath (argv[0]);
427 oparser_p_static = new Getopt_long (argc, argv, options_static);
428 while (Long_option_init const * opt = (*oparser_p_static) ())
430 switch (opt->shortname_ch_)
434 exit (0); // we print a version anyway.
438 String s = oparser_p_static->optional_argument_ch_C_;
439 Path p = split_path (s);
440 if (s != "-" && p.ext.empty_b ())
441 p.ext = format_to_ext (output_format_global);
442 output_name_global = p.str ();
446 init_scheme_code_string +=
447 oparser_p_static->optional_argument_ch_C_;
454 output_format_global = oparser_p_static->optional_argument_ch_C_;
457 dependency_prefix_global = oparser_p_static->optional_argument_ch_C_;
460 dump_header_fieldnames_global.push (oparser_p_static->optional_argument_ch_C_);
463 global_path.push (oparser_p_static->optional_argument_ch_C_);
466 init_name_global = oparser_p_static->optional_argument_ch_C_;
473 verbose_global_b = true;
476 safe_global_b = true;
479 dependency_global_b = true;
482 no_paper_global_b = true;
492 scm_boot_guile (argc, argv, main_prog, 0);
494 scm_boot_guile (argc, argv, (void (*) (void*, int, char**))main_prog, 0);
497 return 0; // unreachable