lily/main.cc

   1 /*
   2   main.cc -- implement main: entrypoints
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #include <stdlib.h>
  10 #include <iostream.h>
  11 #include <assert.h>
  12 #include <locale.h>
  13
  14 #include "lily-guile.hh"
  15 #include "lily-version.hh"
  16
  17 #include "all-font-metrics.hh"
  18 #include "proto.hh"
  19 #include "getopt-long.hh"
  20 #include "misc.hh"
  21 #include "string.hh"
  22 #include "main.hh"
  23 #include "file-path.hh"
  24 #include "config.h"
  25 #include "file-results.hh"
  26 #include "debug.hh"
  27 #include "lily-guile.hh"
  28 #include "paper-def.hh"
  29 #include "midi-def.hh"
  30 #include "global-ctor.hh"
  31
  32 #if HAVE_GETTEXT
  33 #include <libintl.h>
  34 #endif
  35
  36
  37 bool version_ignore_global_b = false;
  38 bool no_paper_global_b = false;
  39 bool no_timestamps_global_b = false;
  40 bool find_old_relative_b = false;
  41
  42 char const* output_global_ch = "tex";
  43 All_font_metrics *all_fonts_global_p;
  44
  45 String default_outname_base_global =  "lelie";
  46 String outname_str_global;
  47 String init_str_global;
  48
  49 int default_count_global;
  50 File_path global_path;
  51
  52 bool safe_global_b = false;
  53 bool experimental_features_global_b = false;
  54 bool dependency_global_b = false;
  55
  56 int exit_status_i_;
  57
  58 Getopt_long * oparser_global_p = 0;
  59
  60 String distill_inname_str (String name_str, String& ext_r);
  61
  62 /*
  63  Internationalisation kludge in two steps:
  64    * use _i () to get entry in POT file
  65    * call gettext () explicitely for actual "translation"
  66
  67  Note: these messages all start with lower case (ie, don't
  68        follow regular localisation guidelines).
  69  */
  70 Long_option_init theopts[] = {
  71   {0, "debug", 'd',  _i ("enable debugging output")},
  72   {_i ("EXT"), "output-format", 'f',  _i ("use output format EXT")},
  73   {0, "help", 'h',  _i ("this help")},
  74   {_i ("DIR"), "include", 'I',  _i ("add DIR to search path")},
  75   {_i ("FILE"), "init", 'i',  _i ("use FILE as init file")},
  76   {0, "dependencies", 'M',  _i ("write Makefile dependencies for every input file")},
  77   {0, "no-paper", 'm',  _i ("produce MIDI output only")},
  78   {_i ("BASENAME"), "output", 'o',  _i ("write output to BASENAME[-x].extension")},
  79   {0, "find-old-relative", 'Q',  _i ("show all changes in relative syntax")},
  80   {0, "safe", 's',  _i ("inhibit file output naming and exporting")},
  81   {0, "no-timestamps", 'T',  _i ("don't timestamp the output")},
  82   {0, "test", 't',  _i ("switch on experimental features")},
  83   {0, "ignore-version", 'V',  _i ("ignore mudela version")},
  84   {0, "version", 'v',  _i ("print version number")},
  85   {0, "warranty", 'w',  _i ("show warranty and copyright")},
  86   {0,0,0, 0}
  87 };
  88
  89 void
  90 identify (ostream* os)
  91 {
  92   *os << gnu_lilypond_version_str () << endl;
  93 }
  94
  95 void
  96 usage ()
  97 {
  98   identify (&cout);
  99   cout << "\n";
 100   cout << _f ("Usage: %s [OPTION]... [FILE]...", "lilypond");
 101   cout << "\n\n";
 102   cout << _ ("Typeset music and or play MIDI from FILE");
 103   cout << "\n\n";
 104   cout <<
 105 _(
 106 "LilyPond is a music typesetter.  It produces beautiful sheet music\n"
 107 "using a high level description file as input.  LilyPond is part of \n"
 108 "the GNU Project.\n"
 109 );
 110
 111   cout << '\n';
 112   cout << _ ("Options:");
 113   cout << '\n';
 114   cout << Long_option_init::table_str (theopts);
 115   cout << '\n';
 116   cout << _ ("This binary was compiled with the following options:")
 117     << " " <<
 118 #ifdef NDEBUG
 119     "NDEBUG "
 120 #endif
 121 #ifdef NPRINT
 122     "NPRINT "
 123 #endif
 124 #ifdef STRING_UTILS_INLINED
 125     "STRING_UTILS_INLINED "
 126 #endif
 127     "\n"
 128     "datadir: `" DIR_DATADIR "'\n"
 129     "localedir: `" DIR_LOCALEDIR "'\n"
 130     "\n";
 131
 132   print_mudela_versions (cout);
 133   cout << endl;
 134
 135   cout << _f ("Report bugs to %s", "bug-gnu-music@gnu.org") << endl;
 136 }
 137
 138 void
 139 version ()
 140 {
 141   identify (&cout);
 142   cout << '\n';
 143   cout << _f (""
 144   "This is free software.  It is covered by the GNU General Public License,\n"
 145   "and you are welcome to change it and/or distribute copies of it under\n"
 146   "certain conditions.  Invoke as `%s --warranty' for more information.\n",
 147     "lilypond");
 148   cout << endl;
 149
 150   cout << _f ("Copyright (c) %s by", "1996--2000");
 151   cout << "Han-Wen Nienhuys <hanwen@cs.uu.nl>\n"
 152        << "Jan Nieuwenhuizen <janneke@gnu.org>\n";
 153 }
 154
 155 void
 156 notice ()
 157 {
 158   cout << '\n';
 159   // GNU GNU?
 160   cout << _ ("GNU LilyPond -- The GNU Project music typesetter");
 161   cout << '\n';
 162   cout << _f ("Copyright (c) %s by", "1996--2000");
 163   cout << '\n';
 164   cout << "  Han-Wen Nienhuys <hanwen@cs.uu.nl>\n";
 165   cout << "  Jan Nieuwenhuizen <janneke@gnu.org>\n";
 166   cout << '\n';
 167   cout << _ (
 168              "    This program is free software; you can redistribute it and/or\n"
 169              "modify it under the terms of the GNU General Public License version 2\n"
 170              "as published by the Free Software Foundation.\n"
 171              "\n"
 172              "    This program is distributed in the hope that it will be useful,\n"
 173              "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
 174              "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n"
 175              "General Public License for more details.\n"
 176              "\n"
 177              "    You should have received a copy (refer to the file COPYING) of the\n"
 178              "GNU General Public License along with this program; if not, write to\n"
 179              "the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,\n"
 180              "USA.\n");
 181 }
 182
 183 void
 184 setup_paths ()
 185 {
 186   // facilitate binary distributions
 187   char const *env_lily = getenv ("LILYPONDPREFIX");
 188   String prefix_directory;
 189   if (env_lily)
 190     prefix_directory = env_lily;
 191
 192 #if HAVE_GETTEXT
 193   setlocale (LC_ALL, ""); /* enable locales */
 194   setlocale (LC_NUMERIC, "C"); /* musn't have comma's in TeX output... */
 195   String lily_locale_dir;
 196   String name (PACKAGE);
 197   name.to_lower ();
 198
 199   /*
 200     urg; what *do* we want with $LILYPONDPREFIX, DIR_DATADIR and $prefix/share
 201     handy for multiple source-dir runs, though...
 202    */
 203   if (!prefix_directory.empty_b())
 204     {
 205       lily_locale_dir = prefix_directory + "/share/locale";
 206       bindtextdomain (name.ch_C (), lily_locale_dir.ch_C());
 207     }
 208   else
 209     bindtextdomain (name.ch_C (), DIR_LOCALEDIR);
 210   textdomain (name.ch_C ());
 211 #endif
 212
 213   global_path.add ("");
 214   // must override (come before) "/usr/local/share/lilypond"!
 215   char const *env_sz = getenv ("LILYINCLUDE");
 216   if (env_sz)
 217     global_path.parse_path (env_sz);
 218
 219
 220   char *suffixes[] = {"ly", "afm", "scm", "tfm", "cmtfm", "ps", 0};
 221   for (char **s = suffixes; *s; s++)
 222     {
 223       if (!prefix_directory.empty_b())
 224         global_path.add (prefix_directory + to_str ('/') + String (*s));
 225       else
 226         global_path.add (String (DIR_DATADIR) + to_str ('/') + String(*s));
 227     }
 228 }
 229
 230
 231 void
 232 main_prog (int, char**)
 233 {
 234   /*
 235     need to do this first. Engravers use lily.scm contents.
 236    */
 237   init_lily_guile ();
 238   read_lily_scm_file ("lily.scm");
 239   cout << endl;
 240
 241   call_constructors ();
 242   default_outname_base_global = "lelie";
 243   all_fonts_global_p = new All_font_metrics (global_path.str ());
 244
 245   int p=0;
 246   const char *arg ;
 247   while ((arg= oparser_global_p->get_next_arg ()))
 248     {
 249
 250       if (outname_str_global == "")
 251         {
 252           Midi_def::reset_default_count ();
 253           Paper_def::reset_default_count ();
 254         }
 255       String f (arg);
 256       String i;
 257       f = distill_inname_str (f, i);
 258       if (f == "-")
 259         default_outname_base_global = "-";
 260       else
 261         {
 262           String a,b,c,d;
 263           split_path (f, a, b, c, d);
 264           default_outname_base_global = c;
 265         }
 266       if (outname_str_global.length_i ())
 267         default_outname_base_global = outname_str_global;
 268       if (init_str_global.length_i ())
 269         i = init_str_global;
 270       else
 271         i = "init" + i;
 272       do_one_file (i, f);
 273       p++;
 274     }
 275   if (!p)
 276     {
 277       String i;
 278       if (init_str_global.length_i ())
 279         i = init_str_global;
 280       else
 281         i = "init.ly";
 282       default_outname_base_global = "-";
 283       if (outname_str_global.length_i ())
 284         default_outname_base_global = outname_str_global;
 285       do_one_file (i, default_outname_base_global);
 286     }
 287   delete oparser_global_p;
 288   exit( exit_status_i_);
 289 }
 290
 291
 292 int
 293 main (int argc, char **argv)
 294 {
 295   debug_init ();                // should be first
 296   setup_paths ();
 297
 298   oparser_global_p = new Getopt_long(argc, argv,theopts);
 299   while (Long_option_init const * opt = (*oparser_global_p)())
 300     {
 301       switch (opt->shortname_ch_)
 302         {
 303         case 'v':
 304           version();
 305           exit (0);             // we print a version anyway.
 306           break;
 307         case 't':
 308           experimental_features_global_b = true;
 309           progress_indication ("*** enabling experimental features, you're on your own now ***\n");
 310           break;
 311         case 'o':
 312           outname_str_global = oparser_global_p->optional_argument_ch_C_;
 313           break;
 314         case 'w':
 315           notice ();
 316           exit (0);
 317           break;
 318         case 'f':
 319           output_global_ch = oparser_global_p->optional_argument_ch_C_;
 320           break;
 321         case 'Q':
 322           find_old_relative_b= true;
 323           break;
 324         case 'I':
 325           global_path.push (oparser_global_p->optional_argument_ch_C_);
 326           break;
 327         case 'i':
 328           init_str_global = oparser_global_p->optional_argument_ch_C_;
 329           break;
 330         case 'h':
 331           usage ();
 332           exit (0);
 333           break;
 334         case 'V':
 335           version_ignore_global_b = true;
 336           break;
 337         case 's':
 338           safe_global_b = true;
 339           break;
 340         case 'M':
 341           dependency_global_b = true;
 342           break;
 343         case 'd':
 344           set_debug (true);
 345           break;
 346         case 'm':
 347           no_paper_global_b = true;
 348           break;
 349         case 'T':
 350           no_timestamps_global_b = true;
 351           break;
 352         default:
 353           assert (false);
 354           break;
 355         }
 356     }
 357   identify (&cerr);
 358
 359 #ifdef WINNT
 360   gh_enter (argc, argv, main_prog);
 361 #else
 362   gh_enter (argc, argv, (void(*)(...))main_prog);
 363 #endif
 364
 365   return 0;                     // unreachable
 366 }
 367
 368 /**
 369   make input file name from command arg.
 370
 371   @input file name
 372
 373   @output file name with added default extension. "" is stdin.
 374           in reference argument: the extension. ".ly" if none
 375  */
 376 String
 377 distill_inname_str (String name_str, String& ext_r)
 378 {
 379   String str = name_str;
 380   if (str.length_i ())
 381     {
 382       if (str != "-")
 383         {
 384           String a,b,c;
 385           split_path (str,a,b,c,ext_r);
 386
 387           // add extension if not present.
 388           char const* extensions[] = {"", ".ly", ".fly", ".sly", "", 0};
 389           extensions[0] = ext_r.ch_C ();
 390           for (int i = 0; extensions[i]; i++)
 391             {
 392               if (!global_path.find (a+b+c+extensions[i]).empty_b ())
 393                 {
 394                   ext_r = extensions[i];
 395                   break;
 396                 }
 397             }
 398           str = a+b+c+ext_r;
 399           // in any case, assume (init).ly
 400           if (!ext_r.length_i ())
 401             ext_r = ".ly";
 402         }
 403     }
 404   else
 405     {
 406       str = "-";
 407       ext_r = ".ly";
 408     }
 409   return str;
 410 }
 411