1 #include "pthread_impl.h"
3 static struct pthread *main_thread = &(struct pthread){0};
5 /* pthread_key_create.c overrides this */
6 static const void *dummy[1] = { 0 };
7 weak_alias(dummy, __pthread_tsd_main);
9 static int init_main_thread()
11 __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK,
12 SIGPT_SET, 0, _NSIG/8);
13 if (__set_thread_area(TP_ADJ(main_thread)) < 0) return -1;
14 main_thread->canceldisable = libc.canceldisable;
15 main_thread->tsd = (void **)__pthread_tsd_main;
16 main_thread->errno_ptr = __errno_location();
17 main_thread->self = main_thread;
18 main_thread->tid = main_thread->pid =
19 __syscall(SYS_set_tid_address, &main_thread->tid);
20 if (!main_thread->dtv)
21 main_thread->dtv = (void *)dummy;
22 libc.main_thread = main_thread;
26 pthread_t __pthread_self_def()
28 static int init, failed;
31 if (init_main_thread() < 0) failed = 1;
35 return __pthread_self();
38 weak_alias(__pthread_self_def, pthread_self);
39 weak_alias(__pthread_self_def, __pthread_self_init);
41 void *__install_initial_tls(void *p)
44 return __pthread_self_def();