#include "pthread_impl.h"
-void __pthread_register_cancel(struct __ptcb *cb)
+void __do_cleanup_push();
+void __do_cleanup_pop();
+
+void _pthread_cleanup_push(struct __ptcb *cb, void (*f)(void *), void *x)
{
- struct pthread *self = pthread_self();
- cb->__next = self->cancelbuf;
- self->cancelbuf = cb;
+ cb->__f = f;
+ cb->__x = x;
+ __do_cleanup_push(cb, f, x);
}
-#define pthread_self __pthread_self
-
-void __pthread_unregister_cancel(struct __ptcb *cb)
+void _pthread_cleanup_pop(struct __ptcb *cb, int run)
{
- struct pthread *self = pthread_self();
- self->cancelbuf = self->cancelbuf->__next;
+ __do_cleanup_pop(cb, run);
+ if (run) cb->__f(cb->__x);
}
-void __pthread_unwind_next(struct __ptcb *cb)
+static void dummy()
{
- if (cb->__next) longjmp((void *)cb->__next->__jb, 1);
- pthread_exit(PTHREAD_CANCELLED);
}
+weak_alias(dummy, __do_cleanup_push);
+weak_alias(dummy, __do_cleanup_pop);