blob: b67319d74636bebafb6e05b74719c8b6164cd886 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
/* Low-level thread creation for NPTL. Stub version.
Copyright (C) 2014-2019 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
/* See the comments in pthread_create.c for the requirements for these
two macros and the create_thread function. */
#define START_THREAD_DEFN \
static void __attribute__ ((noreturn)) start_thread (void)
#define START_THREAD_SELF THREAD_SELF
static int
create_thread (struct pthread *pd, const struct pthread_attr *attr,
bool *stopped_start, STACK_VARIABLES_PARMS, bool *thread_ran)
{
/* If the implementation needs to do some tweaks to the thread after
it has been created at the OS level, it can set STOPPED_START here. */
pd->stopped_start = *stopped_start;
if (__glibc_unlikely (*stopped_start))
/* See CONCURRENCY NOTES in nptl/pthread_create.c. */
lll_lock (pd->lock, LLL_PRIVATE);
return ENOSYS;
/* It's started now, so if we fail below, we'll have to cancel it
and let it clean itself up. */
*thread_ran = true;
return 0;
}
|
