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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [gthr-rtems.h] - Rev 290
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/* RTEMS threads compatibility routines for libgcc2 and libobjc. by: Rosimildo da Silva( rdasilva@connecttel.com ) */ /* Compile this one with gcc. */ /* Copyright (C) 1997, 1999, 2000, 2002, 2003, 2005, 2008, 2009 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ #ifndef GCC_GTHR_RTEMS_H #define GCC_GTHR_RTEMS_H #ifdef __cplusplus extern "C" { #endif #define __GTHREADS 1 #define __GTHREAD_ONCE_INIT 0 #define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init #define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION rtems_gxx_recursive_mutex_init /* Avoid dependency on rtems specific headers. */ typedef void *__gthread_key_t; typedef int __gthread_once_t; typedef void *__gthread_mutex_t; typedef void *__gthread_recursive_mutex_t; /* * External functions provided by RTEMS. They are very similar to their POSIX * counterparts. A "Wrapper API" is being use to avoid dependency on any RTEMS * header files. */ /* generic per task variables */ extern int rtems_gxx_once (__gthread_once_t *__once, void (*__func) (void)); extern int rtems_gxx_key_create (__gthread_key_t *__key, void (*__dtor) (void *)); extern int rtems_gxx_key_delete (__gthread_key_t __key); extern void *rtems_gxx_getspecific (__gthread_key_t __key); extern int rtems_gxx_setspecific (__gthread_key_t __key, const void *__ptr); /* mutex support */ extern void rtems_gxx_mutex_init (__gthread_mutex_t *__mutex); extern int rtems_gxx_mutex_destroy (__gthread_mutex_t *__mutex); extern int rtems_gxx_mutex_lock (__gthread_mutex_t *__mutex); extern int rtems_gxx_mutex_trylock (__gthread_mutex_t *__mutex); extern int rtems_gxx_mutex_unlock (__gthread_mutex_t *__mutex); /* recursive mutex support */ extern void rtems_gxx_recursive_mutex_init (__gthread_recursive_mutex_t *__mutex); extern int rtems_gxx_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex); extern int rtems_gxx_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex); extern int rtems_gxx_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex); /* RTEMS threading is always active */ static inline int __gthread_active_p (void) { return 1; } /* Wrapper calls */ static inline int __gthread_once (__gthread_once_t *__once, void (*__func) (void)) { return rtems_gxx_once( __once, __func ); } static inline int __gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)) { return rtems_gxx_key_create( __key, __dtor ); } static inline int __gthread_key_delete (__gthread_key_t __key) { return rtems_gxx_key_delete (__key); } static inline void * __gthread_getspecific (__gthread_key_t __key) { return rtems_gxx_getspecific (__key); } static inline int __gthread_setspecific (__gthread_key_t __key, const void *__ptr) { return rtems_gxx_setspecific (__key, __ptr); } static inline int __gthread_mutex_destroy (__gthread_mutex_t *__mutex) { return rtems_gxx_mutex_destroy (__mutex); } static inline int __gthread_mutex_lock (__gthread_mutex_t *__mutex) { return rtems_gxx_mutex_lock (__mutex); } static inline int __gthread_mutex_trylock (__gthread_mutex_t *__mutex) { return rtems_gxx_mutex_trylock (__mutex); } static inline int __gthread_mutex_unlock (__gthread_mutex_t *__mutex) { return rtems_gxx_mutex_unlock( __mutex ); } static inline int __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) { return rtems_gxx_recursive_mutex_lock (__mutex); } static inline int __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) { return rtems_gxx_recursive_mutex_trylock (__mutex); } static inline int __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) { return rtems_gxx_recursive_mutex_unlock( __mutex ); } #ifdef __cplusplus } #endif #endif /* ! GCC_GTHR_RTEMS_H */
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