gthr-gnat.h revision 132718 
1/* Threads compatibility routines for libgcc2.  */
2/* Compile this one with gcc.  */
3/* Copyright (C) 2003 Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 2, or (at your option) any later
10version.
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING.  If not, write to the Free
18Software Foundation, 59 Temple Place - Suite 330, Boston, MA
1902111-1307, USA.  */
20
21/* As a special exception, if you link this library with other files,
22   some of which are compiled with GCC, to produce an executable,
23   this library does not by itself cause the resulting executable
24   to be covered by the GNU General Public License.
25   This exception does not however invalidate any other reasons why
26   the executable file might be covered by the GNU General Public License.  */
27
28#ifndef GCC_GTHR_GNAT_H
29#define GCC_GTHR_GNAT_H
30
31/* Just provide compatibility for mutex handling.  */
32
33typedef int __gthread_mutex_t;
34
35#define __GTHREAD_MUTEX_INIT 0
36
37extern void __gnat_install_locks (void (*lock) (void), void (*unlock) (void));
38extern int __gthread_active_p (void);
39extern int __gthread_mutex_lock (__gthread_mutex_t *);
40extern int __gthread_mutex_unlock (__gthread_mutex_t *);
41
42#endif /* ! GCC_GTHR_GNAT_H */
43
44