2 #include "pthread_impl.h"
5 int pthread_getattr_np(pthread_t t, pthread_attr_t *a)
7 *a = (pthread_attr_t){0};
8 a->_a_detach = !!t->detached;
10 a->_a_stackaddr = (uintptr_t)t->stack;
11 a->_a_stacksize = t->stack_size - DEFAULT_STACK_SIZE;
13 char *p = (void *)libc.auxv;
15 p += -(uintptr_t)p & PAGE_SIZE-1;
16 a->_a_stackaddr = (uintptr_t)p;
17 while (mremap(p-l-PAGE_SIZE, PAGE_SIZE, 2*PAGE_SIZE, 0)==MAP_FAILED && errno==ENOMEM)
19 a->_a_stacksize = l - DEFAULT_STACK_SIZE;