My_midi_lexer::My_midi_lexer( String &filename_str, Sources * sources )
{
source_file_l_ =sources->get_file_l(filename_str);
- switch_streams( source_file_l_->istream_l() );
+ switch_streams( source_file_l_->istream_l() ,0 );
errorlevel_i_ = 0;
char_count_ = 0;
running_status_i_ = 0;