X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fthread%2Fpthread_self.c;h=aed4b5f1ba1a759394c2913d025df4048c2e2908;hp=d2493fcf3f4d5371f6a1a48fcc1bd014c47016a1;hb=b6218764ebca59ff5dae0e87b696188c8de0119e;hpb=357876052b125dcd74882f61afec19d8f519074c diff --git a/src/thread/pthread_self.c b/src/thread/pthread_self.c index d2493fcf..aed4b5f1 100644 --- a/src/thread/pthread_self.c +++ b/src/thread/pthread_self.c @@ -1,6 +1,6 @@ #include "pthread_impl.h" -static struct pthread main_thread; +static struct pthread *main_thread = &(struct pthread){0}; /* pthread_key_create.c overrides this */ static const void *dummy[1] = { 0 }; @@ -8,18 +8,22 @@ weak_alias(dummy, __pthread_tsd_main); static int init_main_thread() { - if (__set_thread_area(&main_thread) < 0) return -1; - main_thread.canceldisable = libc.canceldisable; - main_thread.tsd = (void **)__pthread_tsd_main; - main_thread.errno_ptr = __errno_location(); - main_thread.self = &main_thread; - main_thread.tid = main_thread.pid = - __syscall(SYS_set_tid_address, &main_thread.tid); - libc.main_thread = &main_thread; + __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, + SIGPT_SET, 0, _NSIG/8); + if (__set_thread_area(TP_ADJ(main_thread)) < 0) return -1; + main_thread->canceldisable = libc.canceldisable; + main_thread->tsd = (void **)__pthread_tsd_main; + main_thread->errno_ptr = __errno_location(); + main_thread->self = main_thread; + main_thread->tid = main_thread->pid = + __syscall(SYS_set_tid_address, &main_thread->tid); + if (!main_thread->dtv) + main_thread->dtv = (void *)dummy; + libc.main_thread = main_thread; return 0; } -pthread_t pthread_self() +pthread_t __pthread_self_def() { static int init, failed; if (!init) { @@ -31,4 +35,11 @@ pthread_t pthread_self() return __pthread_self(); } -weak_alias(pthread_self, __pthread_self_init); +weak_alias(__pthread_self_def, pthread_self); +weak_alias(__pthread_self_def, __pthread_self_init); + +void *__install_initial_tls(void *p) +{ + main_thread = p; + return __pthread_self_def(); +}