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d71035bd | 1 | /* Low-level thread creation for NPTL. Stub version. |
bfff8b1b | 2 | Copyright (C) 2014-2017 Free Software Foundation, Inc. |
d71035bd RM |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | /* See the comments in pthread_create.c for the requirements for these | |
20 | two macros and the create_thread function. */ | |
21 | ||
22 | #define START_THREAD_DEFN \ | |
23 | static void __attribute__ ((noreturn)) start_thread (void) | |
24 | #define START_THREAD_SELF THREAD_SELF | |
25 | ||
26 | static int | |
27 | create_thread (struct pthread *pd, const struct pthread_attr *attr, | |
f8bf15fe | 28 | bool *stopped_start, STACK_VARIABLES_PARMS, bool *thread_ran) |
d71035bd RM |
29 | { |
30 | /* If the implementation needs to do some tweaks to the thread after | |
31 | it has been created at the OS level, it can set STOPPED_START here. */ | |
32 | ||
f8bf15fe CD |
33 | pd->stopped_start = *stopped_start; |
34 | if (__glibc_unlikely (*stopped_start)) | |
35 | /* See CONCURRENCY NOTES in nptl/pthread_create.c. */ | |
d71035bd RM |
36 | lll_lock (pd->lock, LLL_PRIVATE); |
37 | ||
38 | return ENOSYS; | |
39 | ||
40 | /* It's started now, so if we fail below, we'll have to cancel it | |
41 | and let it clean itself up. */ | |
42 | *thread_ran = true; | |
43 | ||
44 | return 0; | |
45 | } |