diff options
author | obrien <obrien@FreeBSD.org> | 2002-02-01 18:16:02 +0000 |
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committer | obrien <obrien@FreeBSD.org> | 2002-02-01 18:16:02 +0000 |
commit | c9ab9ae440a8066b2c2b85b157b1fdadcf09916a (patch) | |
tree | 086d9d6c8fbd4fc8fe4495059332f66bc0f8d12b /contrib/gcc/gthr-rtems.h | |
parent | 2ecfd8bd04b63f335c1ec6295740a4bfd97a4fa6 (diff) | |
download | FreeBSD-src-c9ab9ae440a8066b2c2b85b157b1fdadcf09916a.zip FreeBSD-src-c9ab9ae440a8066b2c2b85b157b1fdadcf09916a.tar.gz |
Enlist the FreeBSD-CURRENT users as testers of what is to become Gcc 3.1.0.
These bits are taken from the FSF anoncvs repo on 1-Feb-2002 08:20 PST.
Diffstat (limited to 'contrib/gcc/gthr-rtems.h')
-rw-r--r-- | contrib/gcc/gthr-rtems.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/contrib/gcc/gthr-rtems.h b/contrib/gcc/gthr-rtems.h new file mode 100644 index 0000000..eca281e --- /dev/null +++ b/contrib/gcc/gthr-rtems.h @@ -0,0 +1,127 @@ +/* RTEMS threads compatibily routines for libgcc2 and libobjc. + by: Rosimildo da Silva( rdasilva@connecttel.com ) */ +/* Compile this one with gcc. */ +/* Copyright (C) 1997, 1999, 2000 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 2, 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. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. */ + +/* As a special exception, if you link this library with other files, + some of which are compiled with GCC, to produce an executable, + this library does not by itself cause the resulting executable + to be covered by the GNU General Public License. + This exception does not however invalidate any other reasons why + the executable file might be covered by the GNU General Public License. */ + +#ifndef GCC_GTHR_RTEMS_H +#define GCC_GTHR_RTEMS_H + + +#define __GTHREADS 1 + +#define __GTHREAD_ONCE_INIT 0 +#define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init + +/* avoid depedency on rtems specific headers */ +typedef void *__gthread_key_t; +typedef int __gthread_once_t; +typedef void *__gthread_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) ()); +extern int rtems_gxx_key_create (__gthread_key_t *key, void (*dtor) (void *)); +extern int rtems_gxx_key_dtor (__gthread_key_t key, void *ptr); +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_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); + + +/* 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) ()) +{ + 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_dtor (__gthread_key_t key, void *ptr) +{ + return rtems_gxx_key_dtor(key, ptr); +} + +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_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 ); +} + +#endif /* ! GCC_GTHR_RTEMS_H */ |