2 midi-stream.cc -- implement Midi_stream
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2005 Jan Nieuwenhuizen <janneke@gnu.org>
9 #include "midi-stream.hh"
12 #include "string-convert.hh"
15 #include "midi-item.hh"
17 #include "scm-option.hh"
19 Midi_stream::Midi_stream (String file_name)
21 file_name_string_ = file_name;
22 out_file_ = fopen (file_name.to_str0 (), "wb");
24 error (_f ("can't open for write: %s: %s", file_name, strerror (errno)));
27 Midi_stream::~Midi_stream ()
33 Midi_stream::operator << (String str)
35 size_t sz = sizeof (Byte);
36 size_t n = str.length ();
37 size_t written = fwrite (str.get_bytes (),
40 if (written != sz * n)
41 warning (_ ("could not write file: `%s'"));
47 Midi_stream::operator << (Midi_item const &midi_c_r)
49 String str = midi_c_r.to_string ();
51 // ugh, should have separate debugging output with Midi*::print routines
52 if (midi_debug_global_b)
54 str = String_convert::bin2hex (str) + "\n";
55 for (int i = str.index ("0a"); i >= 0; i = str.index ("0a"))
62 return operator << (str);
66 Midi_stream::operator << (int i)
68 // output binary string ourselves
69 *this << Midi_item::i2varint_string (i);