08-13-2008
Works for me, did you copy + paste it correctly?
Actually your original script works here, too; maybe you have a really old bash. The expr script should work regardless, though.
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LEARN ABOUT DEBIAN
roar_connectionref
roar_connectionref(3) System Manager's Manual: RoarAudio roar_connectionref(3)
NAME
roar_connectionref, roar_connectionunref - change reference counter for RoarAudio connections
SYNOPSIS
#include <roaraudio.h>
int roar_connectionref(struct roar_connection * con);
int roar_connectionunref(struct roar_connection * con);
#define roar_disconnect(x) roar_connectionunref((x))
DESCRIPTION
Those functions change the reference counter for connection objects previously opend via roar_connect(3), roar_connect_fh(3) or roar_sim-
ple_connect(3). If the reference counter hints zero the connection is closed and the object is destroyed.
The roar_disconnect(3) macro is provided to be source compatible (recompile needed) with RoarAudio 0.4 or older.
PARAMETERS
con The connection to be altered.
RETURN VALUE
On success these calls return 0. On error, -1 is returned.
EXAMPLES
FIXME
SEE ALSO
roar_simple_connect(3), libroar(7), RoarAudio(7).
RoarAudio May 2011 roar_connectionref(3)