/* Start thread. Mach version.
Copyright (C) 2000-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, see . */
#include
#include
#include
#include
/* Start THREAD. Get the kernel thread scheduled and running. */
int
__pthread_thread_start (struct __pthread *thread)
{
static int do_start;
error_t err;
if (!do_start)
{
/* The main thread is already running: do nothing. */
assert (__pthread_total == 1);
assert ((
{
mach_port_t ktid = __mach_thread_self ();
int ok = thread->kernel_thread == ktid;
__mach_port_deallocate (__mach_task_self (),
thread->kernel_thread);
ok;
}));
do_start = 1;
}
else
{
err = __thread_resume (thread->kernel_thread);
assert_perror (err);
}
return 0;
}