lily/scores.cc

   1 /*
   2   scores.cc -- implement some globals
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8 #include <fstream.h>
   9 #include "main.hh"
  10 #include "score.hh"
  11 #include "string.hh"
  12 #include "paper-def.hh"
  13 #include "scope.hh"
  14 #include "debug.hh"
  15 #include "parray.hh"
  16 #include "file-path.hh"
  17 #include "file-results.hh"
  18 #include "my-lily-parser.hh"
  19 #include "source.hh"
  20 #include "lily-version.hh"
  21 #include "scm-hash.hh"
  22
  23 Sources* source_global_l = 0;
  24 Array<String> inclusion_global_array;
  25 Array<String> target_str_global_array;
  26 Link_array<Score> score_global_array;
  27 Scheme_hash_table * global_header_p;
  28
  29
  30 void write_dependency_file (String fn, Array<String> targets,
  31                             Array<String> deps)
  32 {
  33   const int WRAPWIDTH = 65;
  34
  35   progress_indication (_f ("Writing dependency file: `%s'...", fn.ch_C ()));
  36   progress_indication ("\n");
  37   ofstream f (fn.ch_C ());
  38   if (!f)
  39     warning (_f ("can't open file: `%s'", fn));
  40
  41   f << "# Automatically generated by " << gnu_lilypond_version_str ()  << '\n';
  42   String out;
  43   for (int i=0; i < targets.size (); i ++)
  44      out += targets[i] + " ";
  45   out +=  ": ";
  46   for (int i=0; i < deps.size (); i ++)
  47     {
  48       if (out.length_i() > WRAPWIDTH)
  49         {
  50           f << out << "\\\n";
  51           out = "  ";
  52         }
  53       out  += " " +  deps[i];
  54     }
  55   f << out << endl;
  56 }
  57
  58 void
  59 do_deps()
  60 {
  61   if (dependency_global_b)
  62     {
  63       write_dependency_file (default_outname_base_global  + ".dep", target_str_global_array,
  64                              inclusion_global_array);
  65     }
  66 }
  67
  68
  69 void
  70 do_scores()
  71 {
  72   if (!global_header_p)
  73     global_header_p = new Scheme_hash_table;
  74   for (int i=0; i < score_global_array.size(); i++)
  75     {
  76       Score* is_p = score_global_array[i];
  77
  78       if (is_p->errorlevel_i_)
  79         {
  80           is_p->warning (_("Score contains errors; will not process it"));
  81           exit_status_i_ |= 1;
  82         }
  83       else
  84         {
  85           is_p->process();
  86         }
  87     }
  88   do_deps ();
  89 }
  90
  91 void
  92 clear_scores ()
  93 {
  94   for (int i=0; i < score_global_array.size (); i++)
  95     scm_unprotect_object (score_global_array[i]->self_scm ());
  96   score_global_array.clear();
  97
  98   inclusion_global_array.clear ();
  99   scm_unprotect_object (global_header_p ->self_scm ());
 100   global_header_p =0;
 101 }
 102
 103
 104 void
 105 do_one_file (String init_str, String file_str)
 106 {
 107   if (init_str.length_i () && global_path.find (init_str).empty_b ())
 108     {
 109       warning (_f ("can't find file: `%s'", init_str));
 110       warning (_f ("(search path: `%s')", global_path.str ().ch_C()));
 111       return;
 112     }
 113   if ((file_str != "-") && global_path.find (file_str).empty_b ())
 114     {
 115       warning (_f ("can't find file: `%s'", file_str));
 116       return;
 117     }
 118
 119   Sources sources;
 120   source_global_l = &sources;
 121   source_global_l->set_path (&global_path);
 122   {
 123     My_lily_parser parser (source_global_l);
 124     parser.set_version_check (false);
 125     progress_indication (_f ("Now processing: `%s'", file_str.ch_C ()));
 126     progress_indication ("\n");
 127     parser.parse_file (init_str, file_str);
 128
 129     if (parser.error_level_i_)
 130       {
 131         exit_status_i_  = 1;
 132       }
 133     else
 134       do_scores ();
 135     clear_scores ();
 136   }
 137   source_global_l = 0;
 138 }
 139