3 Ann Hell Ex Machina - Music Software
4 Copyright (C) 2003/2005 Angel Ortega <angel@triptico.com>
6 song.c - Device-independent song event stream management
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License
10 as published by the Free Software Foundation; either version 2
11 of the License, or (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 http://www.triptico.com
39 /* the song event stream */
40 union song_ev
* song
=NULL
;
42 /* number of song events */
50 * song_clear - Clears the song stream
52 * Clears the song stream.
67 * add_song_ev - Adds a song event to the song stream
70 * Adds a song event to the song stream.
72 void add_song_ev(union song_ev
* ev
)
75 song
=(union song_ev
*)realloc(song
,
76 (n_song_ev
+ 1) * sizeof(union song_ev
));
79 memcpy(&song
[n_song_ev
], ev
, sizeof(union song_ev
));
85 static int song_ev_cmp(const void * v1
, const void * v2
)
87 struct song_ev_generic
* e1
;
88 struct song_ev_generic
* e2
;
90 e1
=(struct song_ev_generic
*)v1
; e2
=(struct song_ev_generic
*)v2
;
92 if(e1
->time
== e2
->time
)
93 return(e1
->type
- e2
->type
);
95 return(e1
->time
- e2
->time
);
100 * song_sort - Sorts the song stream
102 * Sorts the song stream.
106 qsort(song
, n_song_ev
, sizeof(union song_ev
), song_ev_cmp
);