diff options
Diffstat (limited to 'Alc/backends/null.c')
| -rw-r--r-- | Alc/backends/null.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/Alc/backends/null.c b/Alc/backends/null.c index d17c8bda..2c2db54e 100644 --- a/Alc/backends/null.c +++ b/Alc/backends/null.c @@ -36,7 +36,7 @@ typedef struct ALCnullBackend { DERIVE_FROM_TYPE(ALCbackend); - volatile int killNow; + ATOMIC(int) killNow; althrd_t thread; } ALCnullBackend; @@ -65,6 +65,8 @@ static void ALCnullBackend_Construct(ALCnullBackend *self, ALCdevice *device) { ALCbackend_Construct(STATIC_CAST(ALCbackend, self), device); SET_VTABLE2(ALCnullBackend, ALCbackend, self); + + ATOMIC_INIT(&self->killNow, AL_TRUE); } @@ -86,7 +88,8 @@ static int ALCnullBackend_mixerProc(void *ptr) ERR("Failed to get starting time\n"); return 1; } - while(!self->killNow && device->Connected) + while(!ATOMIC_LOAD(&self->killNow, almemory_order_acquire) && + ATOMIC_LOAD(&device->Connected, almemory_order_acquire)) { if(altimespec_get(&now, AL_TIME_UTC) != AL_TIME_UTC) { @@ -142,7 +145,7 @@ static ALCboolean ALCnullBackend_reset(ALCnullBackend *self) static ALCboolean ALCnullBackend_start(ALCnullBackend *self) { - self->killNow = 0; + ATOMIC_STORE(&self->killNow, AL_FALSE, almemory_order_release); if(althrd_create(&self->thread, ALCnullBackend_mixerProc, self) != althrd_success) return ALC_FALSE; return ALC_TRUE; @@ -152,10 +155,8 @@ static void ALCnullBackend_stop(ALCnullBackend *self) { int res; - if(self->killNow) + if(ATOMIC_EXCHANGE(&self->killNow, AL_TRUE, almemory_order_acq_rel)) return; - - self->killNow = 1; althrd_join(self->thread, &res); } |