#include "pthread_impl.h" int pthread_attr_init(pthread_attr_t *a) { *a = (pthread_attr_t){0}; __acquire_ptc(); a->_a_stacksize = __default_stacksize; a->_a_guardsize = __default_guardsize; #ifdef __LITEOS_A__ a->_a_policy = SCHED_RR; a->_a_prio = 25; #endif __release_ptc(); return 0; }