lib/source.cc

   1 /*
   2   source.cc -- implement Sources
   3
   4   source file of the LilyPond music typesetter
   5
   6   (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9
  10 #include <assert.h>
  11 #include "killing-cons.tcc"
  12 #include "binary-source-file.hh"
  13 #include "string.hh"
  14 #include "proto.hh"
  15 #include "source-file.hh"
  16 #include "source.hh"
  17 #include "file-path.hh"
  18
  19 Sources::Sources ()
  20 {
  21   sourcefile_p_list_ = 0;
  22   path_C_= 0;
  23   binary_b_ = false;
  24 }
  25
  26 void
  27 Sources::set_binary (bool bo)
  28 {
  29   binary_b_ = bo;
  30 }
  31
  32 void
  33 Sources::set_path (File_path *f_C)
  34 {
  35   path_C_ = f_C;
  36 }
  37
  38 /**
  39   open a file
  40
  41   @param file_str the file to be opened, name might be changed if it
  42   is found in a search path. UGH!
  43
  44   @return 0 if no file found
  45   */
  46 Source_file*
  47 Sources::get_file_l (String &file_str) //UGH
  48 {
  49   if ((file_str != "-") && path_C_)
  50     {
  51       String file_str_o = path_C_->find (file_str);
  52       if ((file_str_o == "") && (file_str != ""))
  53         return 0;
  54       file_str = file_str_o;
  55     }
  56   Source_file * f_p = (!binary_b_) ?
  57     new Source_file (file_str) : new Binary_source_file (file_str);
  58   add (f_p);
  59   return f_p;
  60 }
  61
  62 void
  63 Sources::add (Source_file* sourcefile_p)
  64 {
  65   sourcefile_p_list_ = new Killing_cons<Source_file> (sourcefile_p, sourcefile_p_list_);
  66 }
  67
  68 Sources::~Sources ()
  69 {
  70   delete sourcefile_p_list_;
  71 }
  72 /**
  73   search the list for file whose map contains pointer #ch_C#
  74
  75   @return 0 if not found.
  76   */
  77 Source_file*
  78 Sources::sourcefile_l (char const* ch_C)
  79 {
  80
  81   for (Cons<Source_file> *i = sourcefile_p_list_; i; i = i->next_)
  82     if (i->car_->in_b (ch_C))
  83       return i->car_;
  84   return 0;
  85 }
  86