1 /* Verify that pthread_create does not deadlock when ctors take locks.
2    Copyright (C) 2021-2022 Free Software Foundation, Inc.
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    <https://www.gnu.org/licenses/>.  */
18 
19 #include <stdio.h>
20 
21 /* Require TLS setup for the module.  */
22 __thread int tlsvar;
23 
24 void ctor (void);
25 void dtor (void);
26 
27 static void __attribute__ ((constructor))
do_init(void)28 do_init (void)
29 {
30   dprintf (1, "constructor started: %d.\n", tlsvar++);
31   ctor ();
32   dprintf (1, "constructor done: %d.\n", tlsvar++);
33 }
34 
35 static void __attribute__ ((destructor))
do_end(void)36 do_end (void)
37 {
38   dprintf (1, "destructor started: %d.\n", tlsvar++);
39   dtor ();
40   dprintf (1, "destructor done: %d.\n", tlsvar++);
41 }
42