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Diffstat (limited to 'gcc-4.7/libobjc/objc/thr.h')
-rw-r--r-- | gcc-4.7/libobjc/objc/thr.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/gcc-4.7/libobjc/objc/thr.h b/gcc-4.7/libobjc/objc/thr.h deleted file mode 100644 index d5ddf9b2f..000000000 --- a/gcc-4.7/libobjc/objc/thr.h +++ /dev/null @@ -1,117 +0,0 @@ -/* Thread and mutex controls for Objective C. - Copyright (C) 1996, 1997, 2002, 2004, 2009, 2010 - Free Software Foundation, Inc. - Contributed by Galen C. Hunt (gchunt@cs.rochester.edu) - -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 __thread_INCLUDE_GNU -#define __thread_INCLUDE_GNU - -#include "objc.h" - -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ - -/************************************************************************* - * Universal static variables: - */ -extern int __objc_thread_exit_status; /* Global exit status. */ - -/******** - * Thread safe implementation types and functions. - */ - -/* Thread priorities */ -#define OBJC_THREAD_INTERACTIVE_PRIORITY 2 -#define OBJC_THREAD_BACKGROUND_PRIORITY 1 -#define OBJC_THREAD_LOW_PRIORITY 0 - -/* A thread */ -typedef void * objc_thread_t; - -/* This structure represents a single mutual exclusion lock. */ -struct objc_mutex -{ - volatile objc_thread_t owner; /* Id of thread that owns. */ - volatile int depth; /* # of acquires. */ - void * backend; /* Specific to backend */ -}; -typedef struct objc_mutex *objc_mutex_t; - -/* This structure represents a single condition mutex */ -struct objc_condition -{ - void * backend; /* Specific to backend */ -}; -typedef struct objc_condition *objc_condition_t; - -/* Frontend mutex functions */ -objc_mutex_t objc_mutex_allocate (void); -int objc_mutex_deallocate (objc_mutex_t mutex); -int objc_mutex_lock (objc_mutex_t mutex); -int objc_mutex_unlock (objc_mutex_t mutex); -int objc_mutex_trylock (objc_mutex_t mutex); - -/* Frontend condition mutex functions */ -objc_condition_t objc_condition_allocate (void); -int objc_condition_deallocate (objc_condition_t condition); -int objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex); -int objc_condition_signal (objc_condition_t condition); -int objc_condition_broadcast (objc_condition_t condition); - -/* Frontend thread functions */ -objc_thread_t objc_thread_detach (SEL selector, id object, id argument); -void objc_thread_yield (void); -int objc_thread_exit (void); -int objc_thread_set_priority (int priority); -int objc_thread_get_priority (void); -void * objc_thread_get_data (void); -int objc_thread_set_data (void *value); -objc_thread_t objc_thread_id (void); -void objc_thread_add (void); -void objc_thread_remove (void); - -/* - Use this to set the hook function that will be called when the - runtime initially becomes multi threaded. - The hook function is only called once, meaning only when the - 2nd thread is spawned, not for each and every thread. - - It returns the previous hook function or NULL if there is none. - - A program outside of the runtime could set this to some function so - it can be informed; for example, the GNUstep Base Library sets it - so it can implement the NSBecomingMultiThreaded notification. - */ -typedef void (*objc_thread_callback) (void); -objc_thread_callback objc_set_thread_callback (objc_thread_callback func); - -/* Backend initialization functions */ -int __objc_init_thread_system (void); - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* not __thread_INCLUDE_GNU */ |