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Diffstat (limited to 'gcc/gthr.h')
| -rw-r--r-- | gcc/gthr.h | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/gcc/gthr.h b/gcc/gthr.h deleted file mode 100644 index 0c7bfb17aa3..00000000000 --- a/gcc/gthr.h +++ /dev/null @@ -1,168 +0,0 @@ -/* Threads compatibility routines for libgcc2. */ -/* Compile this one with gcc. */ -/* Copyright (C) 1997, 1998, 2004, 2008, 2009, 2011 - 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_H -#define GCC_GTHR_H - -#ifndef HIDE_EXPORTS -#pragma GCC visibility push(default) -#endif - -/* If this file is compiled with threads support, it must - #define __GTHREADS 1 - to indicate that threads support is present. Also it has define - function - int __gthread_active_p () - that returns 1 if thread system is active, 0 if not. - - The threads interface must define the following types: - __gthread_key_t - __gthread_once_t - __gthread_mutex_t - __gthread_recursive_mutex_t - - The threads interface must define the following macros: - - __GTHREAD_ONCE_INIT - to initialize __gthread_once_t - __GTHREAD_MUTEX_INIT - to initialize __gthread_mutex_t to get a fast - non-recursive mutex. - __GTHREAD_MUTEX_INIT_FUNCTION - some systems can't initialize a mutex without a - function call. On such systems, define this to a - function which looks like this: - void __GTHREAD_MUTEX_INIT_FUNCTION (__gthread_mutex_t *) - Don't define __GTHREAD_MUTEX_INIT in this case - __GTHREAD_RECURSIVE_MUTEX_INIT - __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION - as above, but for a recursive mutex. - - The threads interface must define the following static functions: - - int __gthread_once (__gthread_once_t *once, void (*func) ()) - - int __gthread_key_create (__gthread_key_t *keyp, void (*dtor) (void *)) - int __gthread_key_delete (__gthread_key_t key) - - void *__gthread_getspecific (__gthread_key_t key) - int __gthread_setspecific (__gthread_key_t key, const void *ptr) - - int __gthread_mutex_destroy (__gthread_mutex_t *mutex); - - int __gthread_mutex_lock (__gthread_mutex_t *mutex); - int __gthread_mutex_trylock (__gthread_mutex_t *mutex); - int __gthread_mutex_unlock (__gthread_mutex_t *mutex); - - int __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex); - int __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex); - int __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex); - - The following are supported in POSIX threads only. They are required to - fix a deadlock in static initialization inside libsupc++. The header file - gthr-posix.h defines a symbol __GTHREAD_HAS_COND to signify that these extra - features are supported. - - Types: - __gthread_cond_t - - Macros: - __GTHREAD_COND_INIT - __GTHREAD_COND_INIT_FUNCTION - - Interface: - int __gthread_cond_broadcast (__gthread_cond_t *cond); - int __gthread_cond_wait (__gthread_cond_t *cond, __gthread_mutex_t *mutex); - int __gthread_cond_wait_recursive (__gthread_cond_t *cond, - __gthread_recursive_mutex_t *mutex); - - All functions returning int should return zero on success or the error - number. If the operation is not supported, -1 is returned. - - If the following are also defined, you should - #define __GTHREADS_CXX0X 1 - to enable the c++0x thread library. - - Types: - __gthread_t - __gthread_time_t - - Interface: - int __gthread_create (__gthread_t *thread, void *(*func) (void*), - void *args); - int __gthread_join (__gthread_t thread, void **value_ptr); - int __gthread_detach (__gthread_t thread); - int __gthread_equal (__gthread_t t1, __gthread_t t2); - __gthread_t __gthread_self (void); - int __gthread_yield (void); - - int __gthread_mutex_timedlock (__gthread_mutex_t *m, - const __gthread_time_t *abs_timeout); - int __gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *m, - const __gthread_time_t *abs_time); - - int __gthread_cond_signal (__gthread_cond_t *cond); - int __gthread_cond_timedwait (__gthread_cond_t *cond, - __gthread_mutex_t *mutex, - const __gthread_time_t *abs_timeout); - int __gthread_cond_timedwait_recursive (__gthread_cond_t *cond, - __gthread_recursive_mutex_t *mutex, - const __gthread_time_t *abs_time) - - Currently supported threads packages are - TPF threads with -D__tpf__ - POSIX/Unix98 threads with -D_PTHREADS - DCE threads with -D_DCE_THREADS - -*/ - -/* Check first for thread specific defines. */ -#if defined (__tpf__) -#include "gthr-tpf.h" -#elif _PTHREADS -#include "gthr-posix.h" -#elif _DCE_THREADS -#include "gthr-dce.h" - -/* Include GTHREAD_FILE if one is defined. */ -#elif defined(HAVE_GTHR_DEFAULT) -#if SUPPORTS_WEAK -#ifndef GTHREAD_USE_WEAK -#define GTHREAD_USE_WEAK 1 -#endif -#endif -#include "gthr-default.h" - -/* Fallback to single thread definitions. */ -#else -#include "gthr-single.h" -#endif - -#ifndef HIDE_EXPORTS -#pragma GCC visibility pop -#endif - -#endif /* ! GCC_GTHR_H */ |