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-rw-r--r--gcc-4.2.1-5666.3/gcc/gthr-dce.h545
1 files changed, 0 insertions, 545 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/gthr-dce.h b/gcc-4.2.1-5666.3/gcc/gthr-dce.h
deleted file mode 100644
index d876c659e..000000000
--- a/gcc-4.2.1-5666.3/gcc/gthr-dce.h
+++ /dev/null
@@ -1,545 +0,0 @@
-/* Threads compatibility routines for libgcc2 and libobjc. */
-/* Compile this one with gcc. */
-/* Copyright (C) 1997, 1999, 2000, 2001, 2004, 2005
- 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, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, 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_DCE_H
-#define GCC_GTHR_DCE_H
-
-/* If _DCE_THREADS is not defined, then we're building the single
- threaded version of the libraries and do not want to reference
- anything related to pthreads or dce. */
-#ifndef _DCE_THREADS
-#include "gthr-single.h"
-#else
-/* DCE threads interface.
- DCE threads are based on POSIX threads draft 4, and many things
- have changed since then. */
-
-#define __GTHREADS 1
-
-#include <pthread.h>
-
-typedef pthread_key_t __gthread_key_t;
-typedef pthread_once_t __gthread_once_t;
-typedef pthread_mutex_t __gthread_mutex_t;
-typedef pthread_mutex_t __gthread_recursive_mutex_t;
-
-#define __GTHREAD_ONCE_INIT pthread_once_init
-
-#define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function
-#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
-
-#define __GTHREAD_MUTEX_INIT_DEFAULT pthread_once_init
-
-#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
-# define __gthrw(name) \
- static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name)));
-# define __gthrw_(name) __gthrw_ ## name
-#else
-# define __gthrw(name)
-# define __gthrw_(name) name
-#endif
-
-__gthrw(pthread_once)
-__gthrw(pthread_keycreate)
-__gthrw(pthread_getspecific)
-__gthrw(pthread_setspecific)
-__gthrw(pthread_create)
-__gthrw(pthread_mutex_init)
-__gthrw(pthread_mutex_lock)
-__gthrw(pthread_mutex_trylock)
-__gthrw(pthread_mutex_unlock)
-__gthrw(pthread_mutexattr_create)
-__gthrw(pthread_mutexattr_setkind_np)
-__gthrw(pthread_mutexattr_delete)
-
-#ifdef _LIBOBJC
-/* Objective-C. */
-__gthrw(pthread_cond_broadcast)
-__gthrw(pthread_cond_destroy)
-__gthrw(pthread_cond_init)
-__gthrw(pthread_cond_signal)
-__gthrw(pthread_cond_wait)
-__gthrw(pthread_exit)
-
-#ifdef pthread_getunique_np
-# define __gthrw_pthread_getunique_np pthread_getunique_np
-#else
-__gthrw(pthread_getunique_np)
-# define __gthrw_pthread_getunique_np __gthrw_(pthread_getunique_np)
-#endif
-
-__gthrw(pthread_mutex_destroy)
-__gthrw(pthread_self)
-__gthrw(pthread_yield)
-#endif
-
-#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
-
-static inline int
-__gthread_active_p (void)
-{
- static void *const __gthread_active_ptr = (void *) &__gthrw_(pthread_create);
- return __gthread_active_ptr != 0;
-}
-
-#else /* not SUPPORTS_WEAK */
-
-static inline int
-__gthread_active_p (void)
-{
- return 1;
-}
-
-#endif /* SUPPORTS_WEAK */
-
-#ifdef _LIBOBJC
-
-/* Key structure for maintaining thread specific storage */
-static pthread_key_t _objc_thread_storage;
-
-/* Thread local storage for a single thread */
-static void *thread_local_storage = NULL;
-
-/* Backend initialization functions */
-
-/* Initialize the threads subsystem. */
-static inline int
-__gthread_objc_init_thread_system (void)
-{
- if (__gthread_active_p ())
- /* Initialize the thread storage key. */
- return __gthrw_(pthread_keycreate) (&_objc_thread_storage, NULL);
- else
- return -1;
-}
-
-/* Close the threads subsystem. */
-static inline int
-__gthread_objc_close_thread_system (void)
-{
- if (__gthread_active_p ())
- return 0;
- else
- return -1;
-}
-
-/* Backend thread functions */
-
-/* Create a new thread of execution. */
-static inline objc_thread_t
-__gthread_objc_thread_detach (void (*func)(void *), void *arg)
-{
- objc_thread_t thread_id;
- pthread_t new_thread_handle;
-
- if (!__gthread_active_p ())
- return NULL;
-
- if (!(__gthrw_(pthread_create) (&new_thread_handle, pthread_attr_default,
- (void *) func, arg)))
- {
- /* ??? May not work! (64bit) */
- thread_id = *(objc_thread_t *) &new_thread_handle;
- pthread_detach (&new_thread_handle); /* Fully detach thread. */
- }
- else
- thread_id = NULL;
-
- return thread_id;
-}
-
-/* Set the current thread's priority. */
-static inline int
-__gthread_objc_thread_set_priority (int priority)
-{
- int sys_priority = 0;
-
- if (!__gthread_active_p ())
- return -1;
-
- switch (priority)
- {
- case OBJC_THREAD_INTERACTIVE_PRIORITY:
- sys_priority = (PRI_FG_MIN_NP + PRI_FG_MAX_NP) / 2;
- break;
- default:
- case OBJC_THREAD_BACKGROUND_PRIORITY:
- sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2;
- break;
- case OBJC_THREAD_LOW_PRIORITY:
- sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2;
- break;
- }
-
- /* Change the priority. */
- if (pthread_setprio (__gthrw_(pthread_self) (), sys_priority) >= 0)
- return 0;
- else
- /* Failed */
- return -1;
-}
-
-/* Return the current thread's priority. */
-static inline int
-__gthread_objc_thread_get_priority (void)
-{
- int sys_priority;
-
- if (__gthread_active_p ())
- {
- if ((sys_priority = pthread_getprio (__gthrw_(pthread_self) ())) >= 0)
- {
- if (sys_priority >= PRI_FG_MIN_NP
- && sys_priority <= PRI_FG_MAX_NP)
- return OBJC_THREAD_INTERACTIVE_PRIORITY;
- if (sys_priority >= PRI_BG_MIN_NP
- && sys_priority <= PRI_BG_MAX_NP)
- return OBJC_THREAD_BACKGROUND_PRIORITY;
- return OBJC_THREAD_LOW_PRIORITY;
- }
-
- /* Failed */
- return -1;
- }
- else
- return OBJC_THREAD_INTERACTIVE_PRIORITY;
-}
-
-/* Yield our process time to another thread. */
-static inline void
-__gthread_objc_thread_yield (void)
-{
- if (__gthread_active_p ())
- __gthrw_(pthread_yield) ();
-}
-
-/* Terminate the current thread. */
-static inline int
-__gthread_objc_thread_exit (void)
-{
- if (__gthread_active_p ())
- /* exit the thread */
- __gthrw_(pthread_exit) (&__objc_thread_exit_status);
-
- /* Failed if we reached here */
- return -1;
-}
-
-/* Returns an integer value which uniquely describes a thread. */
-static inline objc_thread_t
-__gthread_objc_thread_id (void)
-{
- if (__gthread_active_p ())
- {
- pthread_t self = __gthrw_(pthread_self) ();
-
- return (objc_thread_t) __gthrw_pthread_getunique_np (&self);
- }
- else
- return (objc_thread_t) 1;
-}
-
-/* Sets the thread's local storage pointer. */
-static inline int
-__gthread_objc_thread_set_data (void *value)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_setspecific) (_objc_thread_storage, value);
- else
- {
- thread_local_storage = value;
- return 0;
- }
-}
-
-/* Returns the thread's local storage pointer. */
-static inline void *
-__gthread_objc_thread_get_data (void)
-{
- void *value = NULL;
-
- if (__gthread_active_p ())
- {
- if (!(__gthrw_(pthread_getspecific) (_objc_thread_storage, &value)))
- return value;
-
- return NULL;
- }
- else
- return thread_local_storage;
-}
-
-/* Backend mutex functions */
-
-/* Allocate a mutex. */
-static inline int
-__gthread_objc_mutex_allocate (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- {
- mutex->backend = objc_malloc (sizeof (pthread_mutex_t));
-
- if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend,
- pthread_mutexattr_default))
- {
- objc_free (mutex->backend);
- mutex->backend = NULL;
- return -1;
- }
- }
-
- return 0;
-}
-
-/* Deallocate a mutex. */
-static inline int
-__gthread_objc_mutex_deallocate (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- {
- if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend))
- return -1;
-
- objc_free (mutex->backend);
- mutex->backend = NULL;
- }
-
- return 0;
-}
-
-/* Grab a lock on a mutex. */
-static inline int
-__gthread_objc_mutex_lock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend);
- else
- return 0;
-}
-
-/* Try to grab a lock on a mutex. */
-static inline int
-__gthread_objc_mutex_trylock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ()
- && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 1)
- return -1;
-
- return 0;
-}
-
-/* Unlock the mutex */
-static inline int
-__gthread_objc_mutex_unlock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend);
- else
- return 0;
-}
-
-/* Backend condition mutex functions */
-
-/* Allocate a condition. */
-static inline int
-__gthread_objc_condition_allocate (objc_condition_t condition
- __attribute__ ((__unused__)))
-{
- if (__gthread_active_p ())
- /* Unimplemented. */
- return -1;
- else
- return 0;
-}
-
-/* Deallocate a condition. */
-static inline int
-__gthread_objc_condition_deallocate (objc_condition_t condition
- __attribute__ ((__unused__)))
-{
- if (__gthread_active_p ())
- /* Unimplemented. */
- return -1;
- else
- return 0;
-}
-
-/* Wait on the condition */
-static inline int
-__gthread_objc_condition_wait (objc_condition_t condition
- __attribute__ ((__unused__)),
- objc_mutex_t mutex __attribute__ ((__unused__)))
-{
- if (__gthread_active_p ())
- /* Unimplemented. */
- return -1;
- else
- return 0;
-}
-
-/* Wake up all threads waiting on this condition. */
-static inline int
-__gthread_objc_condition_broadcast (objc_condition_t condition
- __attribute__ ((__unused__)))
-{
- if (__gthread_active_p ())
- /* Unimplemented. */
- return -1;
- else
- return 0;
-}
-
-/* Wake up one thread waiting on this condition. */
-static inline int
-__gthread_objc_condition_signal (objc_condition_t condition
- __attribute__ ((__unused__)))
-{
- if (__gthread_active_p ())
- /* Unimplemented. */
- return -1;
- else
- return 0;
-}
-
-#else /* _LIBOBJC */
-
-static inline int
-__gthread_once (__gthread_once_t *once, void (*func) (void))
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_once) (once, func);
- else
- return -1;
-}
-
-static inline int
-__gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
-{
- return __gthrw_(pthread_keycreate) (key, dtor);
-}
-
-static inline int
-__gthread_key_delete (__gthread_key_t key __attribute__ ((__unused__)))
-{
- /* Operation is not supported. */
- return -1;
-}
-
-static inline void *
-__gthread_getspecific (__gthread_key_t key)
-{
- void *ptr;
- if (__gthrw_(pthread_getspecific) (key, &ptr) == 0)
- return ptr;
- else
- return 0;
-}
-
-static inline int
-__gthread_setspecific (__gthread_key_t key, const void *ptr)
-{
- return __gthrw_(pthread_setspecific) (key, (void *) ptr);
-}
-
-static inline void
-__gthread_mutex_init_function (__gthread_mutex_t *mutex)
-{
- if (__gthread_active_p ())
- __gthrw_(pthread_mutex_init) (mutex, pthread_mutexattr_default);
-}
-
-static inline int
-__gthread_mutex_lock (__gthread_mutex_t *mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_lock) (mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_mutex_trylock (__gthread_mutex_t *mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_trylock) (mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_mutex_unlock (__gthread_mutex_t *mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_unlock) (mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *mutex)
-{
- if (__gthread_active_p ())
- {
- pthread_mutexattr_t attr;
- int r;
-
- r = __gthrw_(pthread_mutexattr_create) (&attr);
- if (!r)
- r = __gthrw_(pthread_mutexattr_setkind_np) (&attr, MUTEX_RECURSIVE_NP);
- if (!r)
- r = __gthrw_(pthread_mutex_init) (mutex, attr);
- if (!r)
- r = __gthrw_(pthread_mutexattr_delete) (&attr);
- return r;
- }
- return 0;
-}
-
-static inline int
-__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex)
-{
- return __gthread_mutex_lock (mutex);
-}
-
-static inline int
-__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex)
-{
- return __gthread_mutex_trylock (mutex);
-}
-
-static inline int
-__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
-{
- return __gthread_mutex_unlock (mutex);
-}
-
-#endif /* _LIBOBJC */
-
-#endif
-#endif /* ! GCC_GTHR_DCE_H */