]>
Commit | Line | Data |
---|---|---|
bc98ef7f JS |
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. | |
5 | ||
1322177d | 6 | This file is part of GCC. |
bc98ef7f | 7 | |
1322177d LB |
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 | |
11 | version. | |
bc98ef7f | 12 | |
1322177d LB |
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 | |
16 | for more details. | |
bc98ef7f JS |
17 | |
18 | You should have received a copy of the GNU General Public License | |
1322177d LB |
19 | along with GCC; see the file COPYING. If not, write to the Free |
20 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
21 | 02111-1307, USA. */ | |
bc98ef7f JS |
22 | |
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. */ | |
29 | ||
88657302 RH |
30 | #ifndef GCC_GTHR_RTEMS_H |
31 | #define GCC_GTHR_RTEMS_H | |
bc98ef7f JS |
32 | |
33 | ||
34 | #define __GTHREADS 1 | |
35 | ||
36 | #define __GTHREAD_ONCE_INIT 0 | |
37 | #define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init | |
38 | ||
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; | |
43 | ||
44 | /* | |
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 | |
47 | * header files. | |
48 | */ | |
49 | ||
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); | |
57 | ||
58 | /* mutex support */ | |
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); | |
63 | ||
64 | ||
e08f13ee JS |
65 | /* RTEMS threading is always active */ |
66 | static inline int | |
67 | __gthread_active_p (void) | |
68 | { | |
69 | return 1; | |
70 | } | |
71 | ||
bc98ef7f JS |
72 | /* Wrapper calls */ |
73 | static inline int | |
74 | __gthread_once (__gthread_once_t *once, void (*func) ()) | |
75 | { | |
76 | return rtems_gxx_once( once, func ); | |
77 | } | |
78 | ||
79 | static inline int | |
80 | __gthread_key_create (__gthread_key_t *key, void (*dtor) (void *)) | |
81 | { | |
82 | return rtems_gxx_key_create( key, dtor ); | |
83 | } | |
84 | ||
85 | static inline int | |
86 | __gthread_key_dtor (__gthread_key_t key, void *ptr) | |
87 | { | |
88 | return rtems_gxx_key_dtor(key, ptr); | |
89 | } | |
90 | ||
91 | static inline int | |
92 | __gthread_key_delete (__gthread_key_t key) | |
93 | { | |
94 | return rtems_gxx_key_delete (key); | |
95 | } | |
96 | ||
97 | static inline void * | |
98 | __gthread_getspecific (__gthread_key_t key) | |
99 | { | |
100 | return rtems_gxx_getspecific (key); | |
101 | } | |
102 | ||
103 | static inline int | |
104 | __gthread_setspecific (__gthread_key_t key, const void *ptr) | |
105 | { | |
106 | return rtems_gxx_setspecific (key, ptr); | |
107 | } | |
108 | ||
109 | static inline int | |
110 | __gthread_mutex_lock (__gthread_mutex_t *mutex) | |
111 | { | |
112 | return rtems_gxx_mutex_lock (mutex); | |
113 | } | |
114 | ||
115 | static inline int | |
116 | __gthread_mutex_trylock (__gthread_mutex_t *mutex) | |
117 | { | |
118 | return rtems_gxx_mutex_trylock (mutex); | |
119 | } | |
120 | ||
121 | static inline int | |
122 | __gthread_mutex_unlock (__gthread_mutex_t *mutex) | |
123 | { | |
124 | return rtems_gxx_mutex_unlock( mutex ); | |
125 | } | |
126 | ||
88657302 | 127 | #endif /* ! GCC_GTHR_RTEMS_H */ |