release: 0.0.44

[lilypond.git] / lib / source.cc

diff --git a/lib/source.cc b/lib/source.cc
index 8a8c52883591bfa49930fec798e3c9afc8746d81..3247c8d82c11d262af148cd8a612fc6dcdb23855 100644 (file)
--- a/lib/source.cc
+++ b/lib/source.cc
@@ -1,36 +1,72 @@
-//
-// source.cc
-//
+/*
+  source.cc -- implement Source
+
+  source file of the LilyPond music typesetter
+
+  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+*/
+
 
 #include <assert.h>
 
+#include "binary-source-file.hh"
 #include "string.hh"
 #include "proto.hh"
 #include "plist.hh"
-
 #include "source-file.hh"
 #include "source.hh"
 
-Source::Source()
+void
+Sources::set_path(File_path *f_C)
+{
+    path_C_ = f_C;
+}
+
+/**
+  open a file
+
+  @param file_str the file to be opened, name might be changed if it
+  is found in a search path.
+
+  @return 0 if no file found
+  */
+Source_file*
+Sources::get_file_l(String &file_str )
 {
+    if (path_C_){
+       file_str = path_C_->find(file_str); 
+       if (file_str== "")
+           return 0;
+    }
+    Source_file * f_p= (!binary_b_) ?
+       new Source_file(file_str) : new Binary_source_file(file_str);
+    add(f_p);
+    return f_p;
 }
 
-Source::~Source()
+Sources::Sources()
 {
+    path_C_= 0;
+    binary_b_ = false;
 }
 
 void
-Source::add( Source_file* sourcefile_p )
+Sources::add( Source_file* sourcefile_p )
 {
     sourcefile_p_iplist_.bottom().add( sourcefile_p );
 }
 
+/**
+  search the list for file whose map contains pointer #ch_C#
+
+  @return 0 if not found.
+  */
 Source_file*
-Source::sourcefile_l( char const* ch_c_l )
+Sources::sourcefile_l( char const* ch_C )
 {
     PCursor<Source_file*> sourcefile_l_pcur( sourcefile_p_iplist_.top() );
     for ( ; sourcefile_l_pcur.ok(); sourcefile_l_pcur++ )
-       if ( sourcefile_l_pcur->in_b( ch_c_l ) )        
+       if ( sourcefile_l_pcur->in_b( ch_C ) )  
            return *sourcefile_l_pcur;
     return 0;
 }