--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/stdcpp/src/iostream.cpp Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,536 @@
+/*
+ * © Portions copyright (c) 2006-2007 Nokia Corporation. All rights reserved.
+ *
+ * Copyright (c) 1999
+ * Silicon Graphics Computer Systems, Inc.
+ *
+ * Copyright (c) 1999
+ * Boris Fomitchev
+ *
+ * This material is provided "as is", with absolutely no warranty expressed
+ * or implied. Any use is at your own risk.
+ *
+ * Permission to use or copy this software for any purpose is hereby granted
+ * without fee, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ *
+ */
+# include "stlport_prefix.h"
+
+#include <istream>
+// #include <stl/_istream.h>
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+# include "libstdcppwsd.h"
+# endif
+
+#include <stl/_fstream.h>
+#include <stdio_streambuf>
+#include "aligned_buffer.h"
+
+// boris : note this is repeated in <iostream>
+#ifndef _STLP_USE_NAMESPACES
+// in case of SGI iostreams, we have to rename our streams not to clash with those
+// provided in native lib
+# define cin _STLP_cin
+# define cout _STLP_cout
+# define cerr _STLP_cerr
+# define clog _STLP_clog
+#endif
+
+_STLP_BEGIN_NAMESPACE
+
+#if defined (__BORLANDC__) && ! defined (_STLP_USE_GLIBC)
+using _STLP_VENDOR_CSTD::_streams;
+#endif
+
+// This file handles iostream initialization. It is inherently
+// nonportable, since the C++ language definition provides no mechanism
+// for controlling order of initialization of nonlocal objects.
+// Initialization has three parts, which must be performed in the following
+// order:
+// (1) Initialize the locale system
+// (2) Call the constructors for the eight global stream objects.
+// (3) Create streambufs for the global stream objects, and initialize
+// the stream objects by calling the init() member function.
+
+
+#if defined (_STLP_MSVC) || defined(__MWERKS__) || defined (__ICL) || defined (__ISCPP__) || defined (__SYMBIAN32__)
+// Definitions of the eight global I/O objects that are declared in
+// <iostream>. For VC++ we use the init_seg pragma to put the global I/O
+// objects into an intitialization segement that will not
+// be executed. We then explicitly invoke the constructors
+// with placement new in ios_base::_S_initialize()
+
+#if defined(__MWERKS__)
+# pragma suppress_init_code on
+#else
+# pragma init_seg("STLPORT_NO_INIT")
+#endif
+
+# if !defined(__LIBSTD_CPP_SYMBIAN32_WSD__) && !defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+_STLP_EXP_DECLSPEC istream cin(0);
+_STLP_EXP_DECLSPEC ostream cout(0);
+_STLP_EXP_DECLSPEC ostream cerr(0);
+_STLP_EXP_DECLSPEC ostream clog(0);
+
+#ifndef _STLP_NO_WCHAR_T
+_STLP_EXP_DECLSPEC wistream wcin(0);
+_STLP_EXP_DECLSPEC wostream wcout(0);
+_STLP_EXP_DECLSPEC wostream wcerr(0);
+_STLP_EXP_DECLSPEC wostream wclog(0);
+#endif
+# endif
+
+_STLP_EXP_DECLSPEC ostream& GetCErrStream()
+ {
+ return *getCErrStream();
+ }
+
+_STLP_EXP_DECLSPEC ostream& GetCoutStream()
+ {
+ return *getCoutStream();
+ }
+
+_STLP_EXP_DECLSPEC ostream& GetClogStream()
+ {
+ return *getClogStream();
+ }
+
+_STLP_EXP_DECLSPEC istream& GetCinStream()
+ {
+ return *getCinStream();
+ }
+
+#ifndef _STLP_NO_WCHAR_T
+_STLP_EXP_DECLSPEC wostream& GetWCErrStream()
+ {
+ return *getWCErrStream();
+ }
+
+_STLP_EXP_DECLSPEC wostream& GetWCoutStream()
+ {
+ return *getWCoutStream();
+ }
+
+_STLP_EXP_DECLSPEC wostream& GetWClogStream()
+ {
+ return *getWClogStream();
+ }
+
+_STLP_EXP_DECLSPEC wistream& GetWCinStream()
+ {
+ return *getWCinStream();
+ }
+#endif //_STLP_NO_WCHAR_T
+
+#if defined(__MWERKS__)
+# pragma suppress_init_code off
+#endif
+
+#else
+
+
+// Definitions of the eight global I/O objects that are declared in
+// <iostream>. Disgusting hack: we deliberately define them with the
+// wrong types so that the constructors don't get run automatically.
+// We need special tricks to make sure that these objects are struct-
+// aligned rather than byte-aligned.
+
+// This is not portable. Declaring a variable with different types in
+// two translations units is "undefined", according to the C++ standard.
+// Most compilers, however, silently accept this instead of diagnosing
+// it as an error.
+
+#ifndef __DMC__
+_Stl_aligned_buffer<istream> cin;
+_Stl_aligned_buffer<ostream> cout;
+_Stl_aligned_buffer<ostream> cerr;
+_Stl_aligned_buffer<ostream> clog;
+#else
+_Stl_aligned_buffer<istream> cin;
+_Stl_aligned_buffer<ostream> cout;
+_Stl_aligned_buffer<ostream> cerr;
+_Stl_aligned_buffer<ostream> clog;
+
+#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?$char_traits@std@D@1@@1@@1@A")
+#pragma alias("?cout@std@@3V?$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")
+#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?$char_traits@std@D@1@@1@@1@A")
+#pragma alias("?clog@std@@3V?$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")
+#endif
+
+# ifndef _STLP_NO_WCHAR_T
+
+#ifndef __DMC__
+_Stl_aligned_buffer<wistream> wcin;
+_Stl_aligned_buffer<wostream> wcout;
+_Stl_aligned_buffer<wostream> wcerr;
+_Stl_aligned_buffer<wostream> wclog;
+#else
+_Stl_aligned_buffer<wistream> wcin;
+_Stl_aligned_buffer<wostream> wcout;
+_Stl_aligned_buffer<wostream> wcerr;
+_Stl_aligned_buffer<wostream> wclog;
+
+#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?$char_traits@std@_Y@1@@1@@1@A")
+#pragma alias("?wcout@std@@3V?$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")
+#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?$char_traits@std@_Y@1@@1@@1@A")
+#pragma alias("?wclog@std@@3V?$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")
+#endif
+# endif
+
+#endif /* STL_MSVC || __MWERKS__ */
+
+// Member functions from class ios_base and ios_base::Init
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+void ios_base_Init_S_count_init()
+{
+ get_ios_base_Init_S_count() = 0;
+}
+void ios_base_S_was_synced_init()
+{
+ get_ios_base_S_was_synced() = true;
+}
+# else
+long ios_base::Init::_S_count = 0;
+// by default, those are synced
+bool ios_base::_S_was_synced = true;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+
+_STLP_DECLSPEC extern void LibStdCppInit();
+
+
+void CallIosInit()
+ {
+ ios_base::_S_initialize();
+ }
+
+
+_STLP_EXP_DECLSPEC ios_base::Init::Init() {
+ // if (_S_count == 0)
+ //ios_base::_S_initialize();
+ LibStdCppInit();
+}
+
+_STLP_EXP_DECLSPEC ios_base::Init::~Init() {
+ // if (_S_count > 0)
+ ios_base::_S_uninitialize();
+}
+
+
+filebuf*
+_Stl_create_filebuf(FILE* f, ios_base::openmode mode )
+{
+ basic_filebuf<char, char_traits<char> >* result;
+
+ result = new basic_filebuf<char, char_traits<char> >();
+
+ _STLP_TRY {
+ result->_M_open(_FILE_fd(f), mode);
+ }
+ _STLP_CATCH_ALL {}
+
+ if (!result->is_open()) {
+ delete result;
+ result = 0;
+ }
+ return result;
+}
+
+# ifndef _STLP_NO_WCHAR_T
+
+wfilebuf*
+_Stl_create_wfilebuf(FILE* f, ios_base::openmode mode )
+{
+ basic_filebuf<wchar_t, char_traits<wchar_t> >* result;
+
+ result = new basic_filebuf<wchar_t, char_traits<wchar_t> >();
+
+ _STLP_TRY {
+ result->_M_open(_FILE_fd(f), mode);
+ }
+ _STLP_CATCH_ALL {}
+
+ if (!result->is_open()) {
+ delete result;
+ result = 0;
+ }
+ return result;
+}
+
+# endif
+
+void _STLP_CALL ios_base::_S_initialize()
+{
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ if (get_ios_base_Init_S_count()++ > 0)
+ return ;
+# else
+ if (ios_base::Init::_S_count++ > 0)
+ return ;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+# if !defined(_STLP_HAS_NO_NAMESPACES) && !defined(_STLP_WINCE)
+ using _SgI::stdio_istreambuf;
+ using _SgI::stdio_ostreambuf;
+# endif
+ _STLP_TRY {
+ // Run constructors for the four narrow stream objects.
+ // check with locale system
+ // if (_Loc_init::_S_count == 0) {
+ locale::_S_initialize();
+ // }
+#if !defined(_STLP_WINCE)
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ istream* ptr_cin = new((void*)&GetCinStream()) istream(0);
+ ostream* ptr_cout = new((void*)&GetCoutStream()) ostream(0);
+ ostream* ptr_cerr = new((void*)&GetCErrStream()) ostream(0);
+ ostream* ptr_clog = new((void*)&GetClogStream()) ostream(0);
+# else
+ istream* ptr_cin = new((void*)&cin) istream(0);
+ ostream* ptr_cout = new((void*)&cout) ostream(0);
+ ostream* ptr_cerr = new((void*)&cerr) ostream(0);
+ ostream* ptr_clog = new((void*)&clog) ostream(0);
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+ // Initialize the four narrow stream objects.
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ if (get_ios_base_S_was_synced()) {
+# else
+ if (_S_was_synced) {
+# endif
+ ptr_cin->init(new stdio_istreambuf(stdin));
+ ptr_cout->init(new stdio_ostreambuf(stdout));
+ ptr_cerr->init(new stdio_ostreambuf(stderr));
+ ptr_clog->init(new stdio_ostreambuf(stderr));
+ } else {
+ ptr_cin->init(_Stl_create_filebuf(stdin, ios_base::in));
+ ptr_cin->init(_Stl_create_filebuf(stdout, ios_base::out));
+ ptr_cin->init(_Stl_create_filebuf(stderr, ios_base::out));
+ ptr_cin->init(_Stl_create_filebuf(stderr, ios_base::out));
+ }
+ ptr_cin->tie(ptr_cout);
+ ptr_cerr->setf(ios_base::unitbuf);
+
+# ifndef _STLP_NO_WCHAR_T
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ // Run constructors for the four wide stream objects.
+ wistream* ptr_wcin = new(&GetWCinStream()) wistream(0);
+ wostream* ptr_wcout = new(&GetWCoutStream()) wostream(0);
+ wostream* ptr_wcerr = new(&GetWCErrStream()) wostream(0);
+ wostream* ptr_wclog = new(&GetWClogStream()) wostream(0);
+# else
+ // Run constructors for the four wide stream objects.
+ wistream* ptr_wcin = new(&wcin) wistream(0);
+ wostream* ptr_wcout = new(&wcout) wostream(0);
+ wostream* ptr_wcerr = new(&wcerr) wostream(0);
+ wostream* ptr_wclog = new(&wclog) wostream(0);
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+ wfilebuf* win = _Stl_create_wfilebuf(stdin, ios_base::in);
+ wfilebuf* wout = _Stl_create_wfilebuf(stdout, ios_base::out);;
+ wfilebuf* werr = _Stl_create_wfilebuf(stderr, ios_base::out);
+ wfilebuf* wlog = _Stl_create_wfilebuf(stderr, ios_base::out);
+
+ ptr_wcin->init(win);
+ ptr_wcout->init(wout);
+ ptr_wcerr->init(werr);
+ ptr_wclog->init(wlog);
+
+ ptr_wcin->tie(ptr_wcout);
+ ptr_wcerr->setf(ios_base::unitbuf);
+
+# endif /* _STLP_NO_WCHAR_T */
+#endif /* _STLP_WINCE */
+
+ // ++ios_base::Init::_S_count;
+ }
+
+ _STLP_CATCH_ALL {}
+}
+
+void _STLP_CALL ios_base::_S_uninitialize()
+{
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ if (--get_ios_base_Init_S_count() != 0)
+ return ;
+# else
+ if (--ios_base::Init::_S_count != 0)
+ return ;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ // Note that destroying output streambufs flushes the buffers.
+ istream* ptr_cin = __REINTERPRET_CAST(istream*,&GetCinStream());
+ ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&GetCoutStream());
+ ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&GetCErrStream());
+ ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&GetClogStream());
+
+# ifndef _STLP_NO_WCHAR_T
+ wistream* ptr_wcin = __REINTERPRET_CAST(wistream*,&GetWCinStream());
+ wostream* ptr_wcout = __REINTERPRET_CAST(wostream*,&GetWCoutStream());
+ wostream* ptr_wcerr = __REINTERPRET_CAST(wostream*,&GetWCErrStream());
+ wostream* ptr_wclog = __REINTERPRET_CAST(wostream*,&GetWClogStream());
+# endif //_STLP_NO_WCHAR_T
+# else
+ // Note that destroying output streambufs flushes the buffers.
+ istream* ptr_cin = __REINTERPRET_CAST(istream*,&cin);
+ ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&cout);
+ ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&cerr);
+ ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&clog);
+
+# ifndef _STLP_NO_WCHAR_T
+ wistream* ptr_wcin = __REINTERPRET_CAST(wistream*,&wcin);
+ wostream* ptr_wcout = __REINTERPRET_CAST(wostream*,&wcout);
+ wostream* ptr_wcerr = __REINTERPRET_CAST(wostream*,&wcerr);
+ wostream* ptr_wclog = __REINTERPRET_CAST(wostream*,&wclog);
+# endif
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+
+ // we don't want any exceptions being thrown here
+ ptr_cin->exceptions(0);
+ ptr_cout->exceptions(0);
+ ptr_cerr->exceptions(0);
+ ptr_clog->exceptions(0);
+
+ delete ptr_cin->rdbuf(0);
+ delete ptr_cout->rdbuf(0);
+ delete ptr_cerr->rdbuf(0);
+ delete ptr_clog->rdbuf(0);
+
+ _Destroy(ptr_cin);
+ _Destroy(ptr_cout);
+ _Destroy(ptr_cerr);
+ _Destroy(ptr_clog);
+
+# ifndef _STLP_NO_WCHAR_T
+ // we don't want any exceptions being thrown here
+ ptr_wcin->exceptions(0);
+ ptr_wcout->exceptions(0);
+ ptr_wcerr->exceptions(0);
+ ptr_wclog->exceptions(0);
+
+ delete ptr_wcin->rdbuf(0);
+ delete ptr_wcout->rdbuf(0);
+ delete ptr_wcerr->rdbuf(0);
+ delete ptr_wclog->rdbuf(0);
+
+ _Destroy(ptr_wcin);
+ _Destroy(ptr_wcout);
+ _Destroy(ptr_wcerr);
+ _Destroy(ptr_wclog);
+
+# endif
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ if (get_ios_base_Loc_init_S_count() > 0) {
+# else
+ if (_Loc_init::_S_count > 0) {
+# endif // __LIBSTD_CPP_SYMBIAN32_WSD__
+ locale::_S_uninitialize();
+ }
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ --get_ios_base_Init_S_count();
+# else
+ --ios_base::Init::_S_count;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+}
+
+
+_STLP_EXP_DECLSPEC bool _STLP_CALL ios_base::sync_with_stdio(bool sync) {
+#if !defined(STLP_WINCE)
+# ifndef _STLP_HAS_NO_NAMESPACES
+ using _SgI::stdio_istreambuf;
+ using _SgI::stdio_ostreambuf;
+# endif
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ bool was_synced = get_ios_base_S_was_synced();
+# else
+ bool was_synced = _S_was_synced;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+ // if by any chance we got there before std streams initialization,
+ // just set the sync flag and exit
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ if (get_ios_base_Init_S_count() == 0) {
+ get_ios_base_S_was_synced() = sync;
+# else
+ if (Init::_S_count == 0) {
+ _S_was_synced = sync;
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+ return was_synced;
+ }
+
+#if defined(__LIBSTD_CPP_SYMBIAN32_WSD__) || defined(_STLP_LIBSTD_CPP_NO_STATIC_VAR_)
+ istream* ptr_cin = __REINTERPRET_CAST(istream*,&GetCinStream());
+ ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&GetCoutStream());
+ ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&GetCErrStream());
+ ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&GetClogStream());
+# else
+ istream* ptr_cin = __REINTERPRET_CAST(istream*,&cin);
+ ostream* ptr_cout = __REINTERPRET_CAST(ostream*,&cout);
+ ostream* ptr_cerr = __REINTERPRET_CAST(ostream*,&cerr);
+ ostream* ptr_clog = __REINTERPRET_CAST(ostream*,&clog);
+# endif //__LIBSTD_CPP_SYMBIAN32_WSD__
+
+ streambuf* old_cin = ptr_cin->rdbuf();
+ streambuf* old_cout = ptr_cout->rdbuf();
+ streambuf* old_cerr = ptr_cerr->rdbuf();
+ streambuf* old_clog = ptr_clog->rdbuf();
+
+ streambuf* new_cin = 0;
+ streambuf* new_cout = 0;
+ streambuf* new_cerr = 0;
+ streambuf* new_clog = 0;
+
+ _STLP_TRY {
+ if (sync && !was_synced) {
+ new_cin = new stdio_istreambuf(stdin);
+ new_cout = new stdio_ostreambuf(stdout);
+ new_cerr = new stdio_ostreambuf(stderr);
+ new_clog = new stdio_ostreambuf(stderr);
+ }
+ else if (!sync && was_synced) {
+ new_cin = _Stl_create_filebuf(stdin, ios_base::in);
+ new_cout = _Stl_create_filebuf(stdout, ios_base::out);
+ new_cerr = _Stl_create_filebuf(stderr, ios_base::out);
+ new_clog = _Stl_create_filebuf(stderr, ios_base::out);
+ }
+ }
+ _STLP_CATCH_ALL {}
+
+ if (new_cin && new_cout && new_cerr && new_clog) {
+ ptr_cin->rdbuf(new_cin);
+ ptr_cout->rdbuf(new_cout);
+ ptr_cerr->rdbuf(new_cerr);
+ ptr_clog->rdbuf(new_clog);
+
+ delete old_cin;
+ delete old_cout;
+ delete old_cerr;
+ delete old_clog;
+ }
+ else {
+ delete new_cin;
+ delete new_cout;
+ delete new_cerr;
+ delete new_clog;
+ }
+
+ return was_synced;
+#else
+ return false;
+#endif /* _STLP_WINCE */
+}
+
+_STLP_END_NAMESPACE
+
+// Local Variables:
+// mode:C++
+// End: