1 #include "pthread_impl.h"
4 int pthread_getattr_np(pthread_t t, pthread_attr_t *a)
6 *a = (pthread_attr_t){0};
7 a->_a_detach = !!t->detached;
9 a->_a_stackaddr = (uintptr_t)t->stack;
10 a->_a_stacksize = t->stack_size - DEFAULT_STACK_SIZE;
12 char *p = (void *)libc.auxv;
14 p += -(uintptr_t)p & PAGE_SIZE-1;
15 a->_a_stackaddr = (uintptr_t)p;
16 while (!posix_madvise(p-l-PAGE_SIZE, PAGE_SIZE, POSIX_MADV_NORMAL))
18 a->_a_stacksize = l - DEFAULT_STACK_SIZE;