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stl_threads.h (_GLIBCPP_mutex, [...]): Declare in namespace __gnu_cxx. 

* include/bits/stl_threads.h (_GLIBCPP_mutex,
	_GLIBCPP_mutex_init,_GLIBCPP_mutex_address,
	_GLIBCPP_mutex_address_init, _GLIBCPP_once):
	Declare in namespace __gnu_cxx.
	(_STL_mutex_lock::_M_initialize): Qualify __gnu_cxx
	names.
	Adjust copyright.

From-SVN: r58092
This commit is contained in:
Danny Smith 2002-10-13 06:35:15 +00:00 committed by Danny Smith
parent b0b128027b
commit 9cfa115575
2 changed files with 24 additions and 6 deletions
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10
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,13 @@
2002-10-13 Danny Smith <dannysmith@users.sourceforge.net>
* include/bits/stl_threads.h (_GLIBCPP_mutex,
_GLIBCPP_mutex_init,_GLIBCPP_mutex_address,
_GLIBCPP_mutex_address_init, _GLIBCPP_once):
Declare in namespace __gnu_cxx.
(_STL_mutex_lock::_M_initialize): Qualify __gnu_cxx
names.
Adjust copyright.
2002-10-12 Benjamin Kosnik <bkoz@redhat.com>
* testsuite/abi_check.cc (hash<string>): Specialize.

20
libstdc++-v3/include/bits/stl_threads.h
View File

@ -1,6 +1,6 @@
// Threading support -*- C++ -*-
// Copyright (C) 2001 Free Software Foundation, Inc.
// Copyright (C) 2001, 2002 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
@ -126,6 +126,7 @@ namespace std
return __result;
}
#endif
} //namespace std
// Locking class. Note that this class *does not have a
// constructor*. It must be initialized either statically, with
@ -141,13 +142,18 @@ namespace std
// functions, and no private or protected members.
#if !defined(__GTHREAD_MUTEX_INIT) && defined(__GTHREAD_MUTEX_INIT_FUNCTION)
namespace __gnu_cxx
{
extern __gthread_mutex_t _GLIBCPP_mutex;
extern __gthread_mutex_t *_GLIBCPP_mutex_address;
extern __gthread_once_t _GLIBCPP_once;
extern void _GLIBCPP_mutex_init (void);
extern void _GLIBCPP_mutex_address_init (void);
}
#endif
namespace std
{
struct _STL_mutex_lock
{
// The class must be statically initialized with __STL_MUTEX_INITIALIZER.
@ -164,22 +170,24 @@ namespace std
// There should be no code in this path given the usage rules above.
#elif defined(__GTHREAD_MUTEX_INIT_FUNCTION)
if (_M_init_flag) return;
if (__gthread_once (&_GLIBCPP_once, _GLIBCPP_mutex_init) != 0
if (__gthread_once (&__gnu_cxx::_GLIBCPP_once,
__gnu_cxx::_GLIBCPP_mutex_init) != 0
&& __gthread_active_p ())
abort ();
__gthread_mutex_lock (&_GLIBCPP_mutex);
__gthread_mutex_lock (&__gnu_cxx::_GLIBCPP_mutex);
if (!_M_init_flag)
{
// Even though we have a global lock, we use __gthread_once to be
// absolutely certain the _M_lock mutex is only initialized once on
// multiprocessor systems.
_GLIBCPP_mutex_address = &_M_lock;
if (__gthread_once (&_M_once, _GLIBCPP_mutex_address_init) != 0
__gnu_cxx::_GLIBCPP_mutex_address = &_M_lock;
if (__gthread_once (&_M_once,
__gnu_cxx::_GLIBCPP_mutex_address_init) != 0
&& __gthread_active_p ())
abort ();
_M_init_flag = 1;
}
__gthread_mutex_unlock (&_GLIBCPP_mutex);
__gthread_mutex_unlock (&__gnu_cxx::_GLIBCPP_mutex);
#endif
}