mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-11-01 22:58:47 -04:00
81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
#ifndef foopulserefcnthfoo
|
|
#define foopulserefcnthfoo
|
|
|
|
/***
|
|
This file is part of PulseAudio.
|
|
|
|
Copyright 2006 Lennart Poettering
|
|
|
|
PulseAudio is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as
|
|
published by the Free Software Foundation; either version 2.1 of the
|
|
License, or (at your option) any later version.
|
|
|
|
PulseAudio is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with PulseAudio; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
USA.
|
|
***/
|
|
|
|
#include <pulsecore/atomic.h>
|
|
#include <pulsecore/macro.h>
|
|
#include <pulsecore/log.h>
|
|
|
|
/* #define DEBUG_REF */
|
|
|
|
#define PA_REFCNT_DECLARE \
|
|
pa_atomic_t _ref
|
|
|
|
#define PA_REFCNT_VALUE(p) \
|
|
pa_atomic_load(&(p)->_ref)
|
|
|
|
#define PA_REFCNT_INIT_ZERO(p) \
|
|
pa_atomic_store(&(p)->_ref, 0)
|
|
|
|
#ifndef DEBUG_REF
|
|
|
|
#define PA_REFCNT_INIT(p) \
|
|
pa_atomic_store(&(p)->_ref, 1)
|
|
|
|
#define PA_REFCNT_INC(p) \
|
|
pa_atomic_inc(&(p)->_ref)
|
|
|
|
#define PA_REFCNT_DEC(p) \
|
|
(pa_atomic_dec(&(p)->_ref)-1)
|
|
|
|
#else
|
|
|
|
/* If you need to debug ref counting problems define DEBUG_REF and
|
|
* set $PULSE_LOG_BACKTRACE=5 or suchlike in the shell when running
|
|
* PA */
|
|
|
|
#define PA_REFCNT_INIT(p) \
|
|
do { \
|
|
pa_atomic_store(&(p)->_ref, 1); \
|
|
pa_log("REF: Init %p", p); \
|
|
} while (FALSE)
|
|
|
|
#define PA_REFCNT_INC(p) \
|
|
do { \
|
|
pa_atomic_inc(&(p)->_ref); \
|
|
pa_log("REF: Inc %p", p); \
|
|
} while (FALSE) \
|
|
|
|
#define PA_REFCNT_DEC(p) \
|
|
({ \
|
|
int _j = (pa_atomic_dec(&(p)->_ref)-1); \
|
|
if (_j <= 0) \
|
|
pa_log("REF: Done %p", p); \
|
|
else \
|
|
pa_log("REF: Dec %p", p); \
|
|
_j; \
|
|
})
|
|
|
|
#endif
|
|
|
|
#endif
|