sl@0: /*
sl@0:  * © Portions copyright (c) 2006-2007 Nokia Corporation.  All rights reserved.
sl@0:  *
sl@0:  * Copyright (c) 1999
sl@0:  * Silicon Graphics Computer Systems, Inc.
sl@0:  *
sl@0:  * Copyright (c) 1999 
sl@0:  * Boris Fomitchev
sl@0:  *
sl@0:  * This material is provided "as is", with absolutely no warranty expressed
sl@0:  * or implied. Any use is at your own risk.
sl@0:  *
sl@0:  * Permission to use or copy this software for any purpose is hereby granted 
sl@0:  * without fee, provided the above notices are retained on all copies.
sl@0:  * Permission to modify the code and to distribute modified code is granted,
sl@0:  * provided the above notices are retained, and a notice that the code was
sl@0:  * modified is included with the above copyright notice.
sl@0:  *
sl@0:  */ 
sl@0: # include "stlport_prefix.h"
sl@0: 
sl@0: #include <istream>
sl@0: // #include <stl/_istream.h>
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: # include "libstdcppwsd.h"
sl@0: # endif
sl@0: 
sl@0: #include <stl/_fstream.h>
sl@0: #include <stdio_streambuf>
sl@0: #include "aligned_buffer.h"
sl@0: 
sl@0: // boris : note this is repeated in <iostream>
sl@0: #ifndef _STLP_USE_NAMESPACES
sl@0: // in case of SGI iostreams, we have to rename our streams not to clash with those
sl@0: // provided in native lib
sl@0: # define cin _STLP_cin
sl@0: # define cout _STLP_cout
sl@0: # define cerr _STLP_cerr
sl@0: # define clog _STLP_clog
sl@0: #endif
sl@0: 
sl@0: _STLP_BEGIN_NAMESPACE
sl@0: 
sl@0: #if defined (__BORLANDC__) && ! defined (_STLP_USE_GLIBC)
sl@0: using _STLP_VENDOR_CSTD::_streams;
sl@0: #endif
sl@0: 
sl@0: // This file handles iostream initialization.  It is inherently
sl@0: // nonportable, since the C++ language definition provides no mechanism
sl@0: // for controlling order of initialization of nonlocal objects.  
sl@0: // Initialization has three parts, which must be performed in the following
sl@0: // order:
sl@0: //  (1) Initialize the locale system
sl@0: //  (2) Call the constructors for the eight global stream objects.
sl@0: //  (3) Create streambufs for the global stream objects, and initialize
sl@0: //      the stream objects by calling the init() member function.
sl@0: 
sl@0: 
sl@0: #if defined (_STLP_MSVC) || defined(__MWERKS__) || defined (__ICL) || defined (__ISCPP__) || defined (__SYMBIAN32__)
sl@0: // Definitions of the eight global I/O objects that are declared in 
sl@0: // <iostream>. For VC++ we use the init_seg pragma to put the global I/O
sl@0: // objects into an intitialization segement that will not
sl@0: // be executed. We then explicitly invoke the constructors
sl@0: // with placement new in ios_base::_S_initialize() 
sl@0: 
sl@0: #if defined(__MWERKS__)
sl@0: # pragma suppress_init_code on
sl@0: #else
sl@0: # pragma init_seg("STLPORT_NO_INIT")
sl@0: #endif
sl@0: 
sl@0: # if !defined(__LIBSTD_CPP_SYMBIAN32_WSD__) && !defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: _STLP_EXP_DECLSPEC istream cin(0);
sl@0: _STLP_EXP_DECLSPEC ostream cout(0);
sl@0: _STLP_EXP_DECLSPEC ostream cerr(0);
sl@0: _STLP_EXP_DECLSPEC ostream clog(0);
sl@0: 
sl@0: #ifndef _STLP_NO_WCHAR_T
sl@0: _STLP_EXP_DECLSPEC wistream wcin(0);
sl@0: _STLP_EXP_DECLSPEC wostream wcout(0);
sl@0: _STLP_EXP_DECLSPEC wostream wcerr(0);
sl@0: _STLP_EXP_DECLSPEC wostream wclog(0);
sl@0: #endif
sl@0: # endif
sl@0: 
sl@0: _STLP_EXP_DECLSPEC ostream& GetCErrStream()
sl@0:     {
sl@0:     return *getCErrStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC ostream& GetCoutStream()
sl@0:     {
sl@0:     return *getCoutStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC ostream& GetClogStream()
sl@0:     {
sl@0:     return *getClogStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC istream& GetCinStream()
sl@0:     {
sl@0:     return *getCinStream();
sl@0:     }
sl@0: 
sl@0: #ifndef _STLP_NO_WCHAR_T    
sl@0: _STLP_EXP_DECLSPEC wostream& GetWCErrStream()
sl@0:     {
sl@0:     return *getWCErrStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC wostream& GetWCoutStream()
sl@0:     {
sl@0:     return *getWCoutStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC wostream& GetWClogStream()
sl@0:     {
sl@0:     return *getWClogStream();
sl@0:     }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC wistream& GetWCinStream()
sl@0:     {
sl@0:     return *getWCinStream();
sl@0:     }   
sl@0: #endif //_STLP_NO_WCHAR_T    
sl@0: 
sl@0: #if defined(__MWERKS__)
sl@0: # pragma suppress_init_code off
sl@0: #endif
sl@0: 
sl@0: #else
sl@0: 
sl@0: 
sl@0: // Definitions of the eight global I/O objects that are declared in 
sl@0: // <iostream>.  Disgusting hack: we deliberately define them with the
sl@0: // wrong types so that the constructors don't get run automatically.
sl@0: // We need special tricks to make sure that these objects are struct-
sl@0: // aligned rather than byte-aligned.
sl@0: 
sl@0: // This is not portable.  Declaring a variable with different types in
sl@0: // two translations units is "undefined", according to the C++ standard.
sl@0: // Most compilers, however, silently accept this instead of diagnosing
sl@0: // it as an error.
sl@0: 
sl@0: #ifndef __DMC__
sl@0: _Stl_aligned_buffer<istream> cin;
sl@0: _Stl_aligned_buffer<ostream> cout;
sl@0: _Stl_aligned_buffer<ostream> cerr;
sl@0: _Stl_aligned_buffer<ostream> clog;
sl@0: #else
sl@0: _Stl_aligned_buffer<istream> cin;
sl@0: _Stl_aligned_buffer<ostream> cout;
sl@0: _Stl_aligned_buffer<ostream> cerr;
sl@0: _Stl_aligned_buffer<ostream> clog;
sl@0: 
sl@0: #pragma alias("?cin@std@@3V?$basic_istream@std@DV?$char_traits@std@D@1@@1@A", "?cin@std@@3T?$_Stl_aligned_buffer@std@V?$basic_istream@std@DV?$char_traits@std@D@1@@1@@1@A")
sl@0: #pragma alias("?cout@std@@3V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@A", "?cout@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@@1@A")
sl@0: #pragma alias("?cerr@std@@3V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@A", "?cerr@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@@1@A")
sl@0: #pragma alias("?clog@std@@3V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@A", "?clog@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@DV?$char_traits@std@D@1@@1@@1@A")
sl@0: #endif
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0: 
sl@0: #ifndef __DMC__
sl@0: _Stl_aligned_buffer<wistream> wcin;
sl@0: _Stl_aligned_buffer<wostream> wcout;
sl@0: _Stl_aligned_buffer<wostream> wcerr;
sl@0: _Stl_aligned_buffer<wostream> wclog;
sl@0: #else
sl@0: _Stl_aligned_buffer<wistream> wcin;
sl@0: _Stl_aligned_buffer<wostream> wcout;
sl@0: _Stl_aligned_buffer<wostream> wcerr;
sl@0: _Stl_aligned_buffer<wostream> wclog;
sl@0: 
sl@0: #pragma alias("?wcin@std@@3V?$basic_istream@std@_YV?$char_traits@std@_Y@1@@1@A", "?wcin@std@@3T?$_Stl_aligned_buffer@std@V?$basic_istream@std@_YV?$char_traits@std@_Y@1@@1@@1@A")
sl@0: #pragma alias("?wcout@std@@3V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@A", "?wcout@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@@1@A")
sl@0: #pragma alias("?wcerr@std@@3V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@A", "?wcerr@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@@1@A")
sl@0: #pragma alias("?wclog@std@@3V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@A", "?wclog@std@@3T?$_Stl_aligned_buffer@std@V?$basic_ostream@std@_YV?$char_traits@std@_Y@1@@1@@1@A")
sl@0: #endif
sl@0: # endif
sl@0: 
sl@0: #endif /* STL_MSVC || __MWERKS__ */
sl@0: 
sl@0: // Member functions from class ios_base and ios_base::Init
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: void ios_base_Init_S_count_init()
sl@0: {
sl@0: 	get_ios_base_Init_S_count() = 0;	
sl@0: }
sl@0: void ios_base_S_was_synced_init()
sl@0: {
sl@0: 	get_ios_base_S_was_synced() = true;	
sl@0: }
sl@0: # else
sl@0: long ios_base::Init::_S_count = 0;
sl@0: // by default, those are synced
sl@0: bool ios_base::_S_was_synced = true;
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0: 
sl@0: _STLP_DECLSPEC extern void LibStdCppInit();
sl@0: 
sl@0: 
sl@0: void CallIosInit()
sl@0:     {
sl@0:     ios_base::_S_initialize();
sl@0:     }
sl@0: 
sl@0: 
sl@0: _STLP_EXP_DECLSPEC ios_base::Init::Init() {
sl@0:   //    if (_S_count == 0)
sl@0:       //ios_base::_S_initialize();
sl@0:       LibStdCppInit();
sl@0: }
sl@0: 
sl@0: _STLP_EXP_DECLSPEC ios_base::Init::~Init() {
sl@0:   //    if (_S_count > 0)
sl@0:       ios_base::_S_uninitialize();
sl@0: }
sl@0: 
sl@0: 
sl@0: filebuf*
sl@0: _Stl_create_filebuf(FILE* f, ios_base::openmode mode )
sl@0: {
sl@0:   basic_filebuf<char, char_traits<char> >* result;
sl@0:   
sl@0:   result = new basic_filebuf<char, char_traits<char> >();
sl@0: 
sl@0:   _STLP_TRY {
sl@0:     result->_M_open(_FILE_fd(f), mode);
sl@0:   }
sl@0:   _STLP_CATCH_ALL {}
sl@0: 
sl@0:   if (!result->is_open()) {
sl@0:     delete result;
sl@0:     result = 0;
sl@0:   }
sl@0:   return result;
sl@0: }
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0: 
sl@0: wfilebuf*
sl@0: _Stl_create_wfilebuf(FILE* f, ios_base::openmode mode )
sl@0: {
sl@0:   basic_filebuf<wchar_t, char_traits<wchar_t> >* result;
sl@0:   
sl@0:   result = new basic_filebuf<wchar_t, char_traits<wchar_t> >();
sl@0: 
sl@0:   _STLP_TRY {
sl@0:     result->_M_open(_FILE_fd(f), mode);
sl@0:   }
sl@0:   _STLP_CATCH_ALL {}
sl@0: 
sl@0:   if (!result->is_open()) {
sl@0:     delete result;
sl@0:     result = 0;
sl@0:   }
sl@0:   return result;
sl@0: }
sl@0: 
sl@0: # endif
sl@0: 
sl@0: void  _STLP_CALL ios_base::_S_initialize()
sl@0: {
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	if (get_ios_base_Init_S_count()++ > 0) 
sl@0:     	return ;
sl@0: # else
sl@0: 	if (ios_base::Init::_S_count++ > 0) 
sl@0:     	return ;
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0:   
sl@0: # if !defined(_STLP_HAS_NO_NAMESPACES) && !defined(_STLP_WINCE)
sl@0:   using _SgI::stdio_istreambuf;
sl@0:   using _SgI::stdio_ostreambuf;
sl@0: # endif
sl@0:   _STLP_TRY {
sl@0:     // Run constructors for the four narrow stream objects.
sl@0:     // check with locale system
sl@0:     //    if (_Loc_init::_S_count == 0) {
sl@0:       locale::_S_initialize();
sl@0:       //    }
sl@0: #if !defined(_STLP_WINCE)
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0:     istream* ptr_cin  = new((void*)&GetCinStream())  istream(0);
sl@0:     ostream* ptr_cout = new((void*)&GetCoutStream()) ostream(0);
sl@0:     ostream* ptr_cerr = new((void*)&GetCErrStream()) ostream(0);
sl@0:     ostream* ptr_clog = new((void*)&GetClogStream()) ostream(0);
sl@0: # else
sl@0: 	istream* ptr_cin  = new((void*)&cin)  istream(0);
sl@0:     ostream* ptr_cout = new((void*)&cout) ostream(0);
sl@0:     ostream* ptr_cerr = new((void*)&cerr) ostream(0);
sl@0:     ostream* ptr_clog = new((void*)&clog) ostream(0);
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0:     // Initialize the four narrow stream objects.
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	if (get_ios_base_S_was_synced()) {
sl@0: # else
sl@0: 	if (_S_was_synced) {
sl@0: # endif        
sl@0:       ptr_cin->init(new stdio_istreambuf(stdin));
sl@0:       ptr_cout->init(new stdio_ostreambuf(stdout));
sl@0:       ptr_cerr->init(new stdio_ostreambuf(stderr));
sl@0:       ptr_clog->init(new stdio_ostreambuf(stderr));
sl@0:     } else {
sl@0:       ptr_cin->init(_Stl_create_filebuf(stdin, ios_base::in));
sl@0:       ptr_cin->init(_Stl_create_filebuf(stdout, ios_base::out));
sl@0:       ptr_cin->init(_Stl_create_filebuf(stderr, ios_base::out));
sl@0:       ptr_cin->init(_Stl_create_filebuf(stderr, ios_base::out)); 
sl@0:     }
sl@0:     ptr_cin->tie(ptr_cout);
sl@0:     ptr_cerr->setf(ios_base::unitbuf);
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0:     // Run constructors for the four wide stream objects.
sl@0:     wistream* ptr_wcin  = new(&GetWCinStream())  wistream(0);
sl@0:     wostream* ptr_wcout = new(&GetWCoutStream()) wostream(0);
sl@0:     wostream* ptr_wcerr = new(&GetWCErrStream()) wostream(0);
sl@0:     wostream* ptr_wclog = new(&GetWClogStream()) wostream(0);
sl@0: # else
sl@0: 	// Run constructors for the four wide stream objects.
sl@0:     wistream* ptr_wcin  = new(&wcin)  wistream(0);
sl@0:     wostream* ptr_wcout = new(&wcout) wostream(0);
sl@0:     wostream* ptr_wcerr = new(&wcerr) wostream(0);
sl@0:     wostream* ptr_wclog = new(&wclog) wostream(0);
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0:     wfilebuf* win  = _Stl_create_wfilebuf(stdin, ios_base::in);
sl@0:     wfilebuf* wout = _Stl_create_wfilebuf(stdout, ios_base::out);;
sl@0:     wfilebuf* werr = _Stl_create_wfilebuf(stderr, ios_base::out);
sl@0:     wfilebuf* wlog = _Stl_create_wfilebuf(stderr, ios_base::out);
sl@0: 
sl@0:     ptr_wcin->init(win);
sl@0:     ptr_wcout->init(wout);
sl@0:     ptr_wcerr->init(werr);
sl@0:     ptr_wclog->init(wlog);
sl@0: 
sl@0:     ptr_wcin->tie(ptr_wcout);
sl@0:     ptr_wcerr->setf(ios_base::unitbuf);
sl@0:     
sl@0: # endif /*  _STLP_NO_WCHAR_T */
sl@0: #endif /* _STLP_WINCE */
sl@0: 
sl@0:     //    ++ios_base::Init::_S_count;
sl@0:   }
sl@0: 
sl@0:   _STLP_CATCH_ALL {}
sl@0: }
sl@0: 
sl@0: void _STLP_CALL ios_base::_S_uninitialize()
sl@0: {
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0:   if (--get_ios_base_Init_S_count() != 0) 
sl@0:     return ;
sl@0: # else
sl@0: 	  if (--ios_base::Init::_S_count != 0) 
sl@0:     return ;
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0:   // Note that destroying output streambufs flushes the buffers.
sl@0:   istream* ptr_cin  = __REINTERPRET_CAST(istream*,&GetCinStream());
sl@0:   ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&GetCoutStream());
sl@0:   ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&GetCErrStream());
sl@0:   ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&GetClogStream());
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0:   wistream* ptr_wcin  = __REINTERPRET_CAST(wistream*,&GetWCinStream());
sl@0:   wostream* ptr_wcout = __REINTERPRET_CAST(wostream*,&GetWCoutStream());
sl@0:   wostream* ptr_wcerr = __REINTERPRET_CAST(wostream*,&GetWCErrStream());
sl@0:   wostream* ptr_wclog = __REINTERPRET_CAST(wostream*,&GetWClogStream());
sl@0: # endif //_STLP_NO_WCHAR_T
sl@0: # else
sl@0:   // Note that destroying output streambufs flushes the buffers.
sl@0:   istream* ptr_cin  = __REINTERPRET_CAST(istream*,&cin);
sl@0:   ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&cout);
sl@0:   ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&cerr);
sl@0:   ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&clog);
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0:   wistream* ptr_wcin  = __REINTERPRET_CAST(wistream*,&wcin);
sl@0:   wostream* ptr_wcout = __REINTERPRET_CAST(wostream*,&wcout);
sl@0:   wostream* ptr_wcerr = __REINTERPRET_CAST(wostream*,&wcerr);
sl@0:   wostream* ptr_wclog = __REINTERPRET_CAST(wostream*,&wclog);
sl@0: # endif
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0: 
sl@0:   // we don't want any exceptions being thrown here
sl@0:   ptr_cin->exceptions(0);
sl@0:   ptr_cout->exceptions(0);
sl@0:   ptr_cerr->exceptions(0);
sl@0:   ptr_clog->exceptions(0);
sl@0: 
sl@0:   delete ptr_cin->rdbuf(0);
sl@0:   delete ptr_cout->rdbuf(0);
sl@0:   delete ptr_cerr->rdbuf(0);
sl@0:   delete ptr_clog->rdbuf(0);
sl@0: 
sl@0:   _Destroy(ptr_cin);
sl@0:   _Destroy(ptr_cout);
sl@0:   _Destroy(ptr_cerr);
sl@0:   _Destroy(ptr_clog);
sl@0: 
sl@0: # ifndef _STLP_NO_WCHAR_T
sl@0:   // we don't want any exceptions being thrown here
sl@0:   ptr_wcin->exceptions(0);
sl@0:   ptr_wcout->exceptions(0);
sl@0:   ptr_wcerr->exceptions(0);
sl@0:   ptr_wclog->exceptions(0);
sl@0: 
sl@0:   delete ptr_wcin->rdbuf(0);
sl@0:   delete ptr_wcout->rdbuf(0);
sl@0:   delete ptr_wcerr->rdbuf(0);
sl@0:   delete ptr_wclog->rdbuf(0);
sl@0: 
sl@0:   _Destroy(ptr_wcin);
sl@0:   _Destroy(ptr_wcout);
sl@0:   _Destroy(ptr_wcerr);
sl@0:   _Destroy(ptr_wclog);
sl@0: 
sl@0: # endif
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	if (get_ios_base_Loc_init_S_count() > 0) {
sl@0: # else
sl@0:     if (_Loc_init::_S_count > 0) {
sl@0: # endif // __LIBSTD_CPP_SYMBIAN32_WSD__  
sl@0:       locale::_S_uninitialize();
sl@0:     }
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	--get_ios_base_Init_S_count();
sl@0: # else
sl@0: 	--ios_base::Init::_S_count;
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0:     
sl@0: }
sl@0: 
sl@0: 
sl@0: _STLP_EXP_DECLSPEC bool _STLP_CALL ios_base::sync_with_stdio(bool sync) {
sl@0: #if !defined(STLP_WINCE)
sl@0: # ifndef _STLP_HAS_NO_NAMESPACES
sl@0:   using _SgI::stdio_istreambuf;
sl@0:   using _SgI::stdio_ostreambuf;
sl@0: # endif
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	bool was_synced =  get_ios_base_S_was_synced();
sl@0: # else
sl@0: 	bool was_synced =  _S_was_synced;
sl@0: # endif  //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0:   // if by any chance we got there before std streams initialization,
sl@0:   // just set the sync flag and exit
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0: 	if (get_ios_base_Init_S_count() == 0) {
sl@0:     get_ios_base_S_was_synced() = sync;
sl@0: # else
sl@0: 	if (Init::_S_count == 0) {
sl@0:     _S_was_synced = sync;
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__ 
sl@0:     return was_synced;
sl@0:   }
sl@0: 
sl@0: #if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
sl@0:   istream* ptr_cin  = __REINTERPRET_CAST(istream*,&GetCinStream());
sl@0:   ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&GetCoutStream());
sl@0:   ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&GetCErrStream());
sl@0:   ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&GetClogStream());
sl@0: # else
sl@0:   istream* ptr_cin  = __REINTERPRET_CAST(istream*,&cin);
sl@0:   ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&cout);
sl@0:   ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&cerr);
sl@0:   ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&clog);	
sl@0: # endif //__LIBSTD_CPP_SYMBIAN32_WSD__
sl@0: 
sl@0:   streambuf* old_cin  = ptr_cin->rdbuf();
sl@0:   streambuf* old_cout = ptr_cout->rdbuf();
sl@0:   streambuf* old_cerr = ptr_cerr->rdbuf();
sl@0:   streambuf* old_clog = ptr_clog->rdbuf();
sl@0: 
sl@0:   streambuf* new_cin  = 0;
sl@0:   streambuf* new_cout = 0;
sl@0:   streambuf* new_cerr = 0;
sl@0:   streambuf* new_clog = 0;
sl@0: 
sl@0:   _STLP_TRY {
sl@0:     if (sync && !was_synced) {
sl@0:       new_cin  = new stdio_istreambuf(stdin);
sl@0:       new_cout = new stdio_ostreambuf(stdout);
sl@0:       new_cerr = new stdio_ostreambuf(stderr);
sl@0:       new_clog = new stdio_ostreambuf(stderr);
sl@0:     }
sl@0:     else if (!sync && was_synced) {
sl@0:       new_cin  = _Stl_create_filebuf(stdin, ios_base::in);
sl@0:       new_cout = _Stl_create_filebuf(stdout, ios_base::out);
sl@0:       new_cerr = _Stl_create_filebuf(stderr, ios_base::out);
sl@0:       new_clog = _Stl_create_filebuf(stderr, ios_base::out);
sl@0:     }
sl@0:   }
sl@0:   _STLP_CATCH_ALL {}
sl@0: 
sl@0:   if (new_cin && new_cout && new_cerr && new_clog) {
sl@0:     ptr_cin->rdbuf(new_cin);
sl@0:     ptr_cout->rdbuf(new_cout);
sl@0:     ptr_cerr->rdbuf(new_cerr);
sl@0:     ptr_clog->rdbuf(new_clog);
sl@0: 
sl@0:     delete old_cin;
sl@0:     delete old_cout;
sl@0:     delete old_cerr;
sl@0:     delete old_clog;
sl@0:   }
sl@0:   else {
sl@0:     delete new_cin;
sl@0:     delete new_cout;
sl@0:     delete new_cerr;
sl@0:     delete new_clog;
sl@0:   }
sl@0: 
sl@0:   return was_synced;
sl@0: #else
sl@0:   return false;
sl@0: #endif /* _STLP_WINCE */
sl@0: }
sl@0: 
sl@0: _STLP_END_NAMESPACE
sl@0: 
sl@0: // Local Variables:
sl@0: // mode:C++
sl@0: // End: