X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fgthr-rtems.h;fp=gcc%2Fgthr-rtems.h;h=c5bd52292cf0a8f63714d2da633fe19a3aec8aec;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=3c6c0c5a14f6c14ce05bcfd63000878696738d04;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/gthr-rtems.h b/gcc/gthr-rtems.h index 3c6c0c5a..c5bd5229 100644 --- a/gcc/gthr-rtems.h +++ b/gcc/gthr-rtems.h @@ -1,13 +1,14 @@ -/* RTEMS threads compatibily routines for libgcc2 and libobjc. +/* 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 Free Software Foundation, Inc. +/* 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 2, or (at your option) any later +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 @@ -15,17 +16,14 @@ 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. */ +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. -/* 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. */ +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 +. */ #ifndef GCC_GTHR_RTEMS_H #define GCC_GTHR_RTEMS_H @@ -37,34 +35,40 @@ extern "C" { #define __GTHREADS 1 #define __GTHREAD_ONCE_INIT 0 -#define __GTHREAD_MUTEX_INIT 0 #define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init +#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION rtems_gxx_recursive_mutex_init -/* avoid depedency on rtems specific headers */ +/* 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 + * 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_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); +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_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); - +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 @@ -75,57 +79,75 @@ __gthread_active_p (void) /* Wrapper calls */ static inline int -__gthread_once (__gthread_once_t *once, void (*func) (void)) +__gthread_once (__gthread_once_t *__once, void (*__func) (void)) { - return rtems_gxx_once( once, func ); + return rtems_gxx_once( __once, __func ); } static inline int -__gthread_key_create (__gthread_key_t *key, void (*dtor) (void *)) +__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)) { - return rtems_gxx_key_create( key, dtor ); + return rtems_gxx_key_create( __key, __dtor ); } static inline int -__gthread_key_dtor (__gthread_key_t key, void *ptr) +__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_key_dtor(key, ptr); + return rtems_gxx_getspecific (__key); } static inline int -__gthread_key_delete (__gthread_key_t key) +__gthread_setspecific (__gthread_key_t __key, const void *__ptr) { - return rtems_gxx_key_delete (key); + return rtems_gxx_setspecific (__key, __ptr); } -static inline void * -__gthread_getspecific (__gthread_key_t key) +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_getspecific (key); + return rtems_gxx_mutex_trylock (__mutex); } static inline int -__gthread_setspecific (__gthread_key_t key, const void *ptr) +__gthread_mutex_unlock (__gthread_mutex_t *__mutex) { - return rtems_gxx_setspecific (key, ptr); + return rtems_gxx_mutex_unlock( __mutex ); } static inline int -__gthread_mutex_lock (__gthread_mutex_t *mutex) +__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) { - return rtems_gxx_mutex_lock (mutex); + return rtems_gxx_recursive_mutex_lock (__mutex); } static inline int -__gthread_mutex_trylock (__gthread_mutex_t *mutex) +__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) { - return rtems_gxx_mutex_trylock (mutex); + return rtems_gxx_recursive_mutex_trylock (__mutex); } static inline int -__gthread_mutex_unlock (__gthread_mutex_t *mutex) +__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) { - return rtems_gxx_mutex_unlock( mutex ); + return rtems_gxx_recursive_mutex_unlock( __mutex ); } #ifdef __cplusplus