static void cancelpt(int x)
{
struct pthread *self = __pthread_self();
- switch (x) {
- case 1:
- self->cancelpoint++;
- case 0:
- if (self->cancel && self->cancelpoint==1 && !self->canceldisable)
- docancel(self);
- break;
- case -1:
- self->cancelpoint--;
- break;
- default:
- self->canceldisable += x;
- }
+ if ((self->cancelpoint+=x)==1 && self->cancel
+ && x<2U && !self->canceldisable) docancel(self);
}
static void init_threads()