1 /* Init guards, somewhat like spinlocks (native Windows implementation).
2    Copyright (C) 2005-2020 Free Software Foundation, Inc.
3 
4    This program is free software; you can redistribute it and/or modify
5    it under the terms of the GNU General Public License as published by
6    the Free Software Foundation; either version 3, or (at your option)
7    any later version.
8 
9    This program is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12    GNU General Public License for more details.
13 
14    You should have received a copy of the GNU General Public License
15    along with this program; if not, see <https://www.gnu.org/licenses/>.  */
16 
17 /* Written by Bruno Haible <bruno@clisp.org>, 2005.
18    Based on GCC's gthr-win32.h.  */
19 
20 #ifndef _WINDOWS_INITGUARD_H
21 #define _WINDOWS_INITGUARD_H
22 
23 #define WIN32_LEAN_AND_MEAN  /* avoid including junk */
24 #include <windows.h>
25 
26 typedef struct
27         {
28           volatile int done;
29           volatile LONG started;
30         }
31         glwthread_initguard_t;
32 
33 #define GLWTHREAD_INITGUARD_INIT { 0, -1 }
34 
35 #endif /* _WINDOWS_INITGUARD_H */
36