1 /* RTEMS threads compatibily routines for libgcc2 and libobjc.
2 by: Rosimildo da Silva( rdasilva@connecttel.com ) */
3 /* Compile this one with gcc. */
4 /* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to the Free
20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
23 /* As a special exception, if you link this library with other files,
24 some of which are compiled with GCC, to produce an executable,
25 this library does not by itself cause the resulting executable
26 to be covered by the GNU General Public License.
27 This exception does not however invalidate any other reasons why
28 the executable file might be covered by the GNU General Public License. */
30 #ifndef GCC_GTHR_RTEMS_H
31 #define GCC_GTHR_RTEMS_H
36 #define __GTHREAD_ONCE_INIT 0
37 #define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init
39 /* avoid depedency on rtems specific headers */
40 typedef void *__gthread_key_t
;
41 typedef int __gthread_once_t
;
42 typedef void *__gthread_mutex_t
;
45 * External functions provided by RTEMS. They are very similar to their POSIX
46 * counterparts. A "Wrapper API" is being use to avoid dependency on any RTEMS
50 /* generic per task variables */
51 extern int rtems_gxx_once (__gthread_once_t
*once
, void (*func
) ());
52 extern int rtems_gxx_key_create (__gthread_key_t
*key
, void (*dtor
) (void *));
53 extern int rtems_gxx_key_dtor (__gthread_key_t key
, void *ptr
);
54 extern int rtems_gxx_key_delete (__gthread_key_t key
);
55 extern void *rtems_gxx_getspecific (__gthread_key_t key
);
56 extern int rtems_gxx_setspecific (__gthread_key_t key
, const void *ptr
);
59 extern void rtems_gxx_mutex_init (__gthread_mutex_t
*mutex
);
60 extern int rtems_gxx_mutex_lock (__gthread_mutex_t
*mutex
);
61 extern int rtems_gxx_mutex_trylock (__gthread_mutex_t
*mutex
);
62 extern int rtems_gxx_mutex_unlock (__gthread_mutex_t
*mutex
);
65 /* RTEMS threading is always active */
67 __gthread_active_p (void)
74 __gthread_once (__gthread_once_t
*once
, void (*func
) ())
76 return rtems_gxx_once( once
, func
);
80 __gthread_key_create (__gthread_key_t
*key
, void (*dtor
) (void *))
82 return rtems_gxx_key_create( key
, dtor
);
86 __gthread_key_dtor (__gthread_key_t key
, void *ptr
)
88 return rtems_gxx_key_dtor(key
, ptr
);
92 __gthread_key_delete (__gthread_key_t key
)
94 return rtems_gxx_key_delete (key
);
98 __gthread_getspecific (__gthread_key_t key
)
100 return rtems_gxx_getspecific (key
);
104 __gthread_setspecific (__gthread_key_t key
, const void *ptr
)
106 return rtems_gxx_setspecific (key
, ptr
);
110 __gthread_mutex_lock (__gthread_mutex_t
*mutex
)
112 return rtems_gxx_mutex_lock (mutex
);
116 __gthread_mutex_trylock (__gthread_mutex_t
*mutex
)
118 return rtems_gxx_mutex_trylock (mutex
);
122 __gthread_mutex_unlock (__gthread_mutex_t
*mutex
)
124 return rtems_gxx_mutex_unlock( mutex
);
127 #endif /* ! GCC_GTHR_RTEMS_H */