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128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
/*
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* Copyright (c) 1999
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* Silicon Graphics Computer Systems, Inc.
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*
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* Copyright (c) 1999
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* Boris Fomitchev
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*
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* This material is provided "as is", with absolutely no warranty expressed
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* or implied. Any use is at your own risk.
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*
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* Permission to use or copy this software for any purpose is hereby granted
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* without fee, provided the above notices are retained on all copies.
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* Permission to modify the code and to distribute modified code is granted,
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* provided the above notices are retained, and a notice that the code was
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* modified is included with the above copyright notice.
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*
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*/
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#ifndef _STLP_IOS_C
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#define _STLP_IOS_C
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#ifndef _STLP_INTERNAL_IOS_H
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# include <stl/_ios.h>
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#endif
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#ifndef _STLP_INTERNAL_STREAMBUF
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# include <stl/_streambuf.h>
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#endif
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#ifndef _STLP_INTERNAL_NUMPUNCT_H
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# include <stl/_numpunct.h>
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#endif
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_STLP_BEGIN_NAMESPACE
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// basic_ios<>'s non-inline member functions
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// Public constructor, taking a streambuf.
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template <class _CharT, class _Traits>
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basic_ios<_CharT, _Traits>
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::basic_ios(basic_streambuf<_CharT, _Traits>* __streambuf)
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: ios_base(), _M_cached_ctype(0),
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_M_fill(_STLP_NULL_CHAR_INIT(_CharT)), _M_streambuf(0), _M_tied_ostream(0) {
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basic_ios<_CharT, _Traits>::init(__streambuf);
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}
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template <class _CharT, class _Traits>
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basic_streambuf<_CharT, _Traits>*
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basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<_CharT, _Traits>* __buf) {
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basic_streambuf<_CharT, _Traits>* __tmp = _M_streambuf;
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_M_streambuf = __buf;
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this->clear();
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return __tmp;
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}
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template <class _CharT, class _Traits>
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basic_ios<_CharT, _Traits>&
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basic_ios<_CharT, _Traits>::copyfmt(const basic_ios<_CharT, _Traits>& __x) {
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_M_invoke_callbacks(erase_event);
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_M_copy_state(__x); // Inherited from ios_base.
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_M_cached_ctype = __x._M_cached_ctype;
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_M_fill = __x._M_fill;
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_M_tied_ostream = __x._M_tied_ostream;
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_M_invoke_callbacks(copyfmt_event);
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this->_M_set_exception_mask(__x.exceptions());
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return *this;
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}
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template <class _CharT, class _Traits>
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locale basic_ios<_CharT, _Traits>::imbue(const locale& __loc) {
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locale __tmp = ios_base::imbue(__loc);
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_STLP_TRY {
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if (_M_streambuf)
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_M_streambuf->pubimbue(__loc);
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// no throwing here
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_M_cached_ctype = &use_facet<ctype<char_type> >(__loc);
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}
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_STLP_CATCH_ALL {
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__tmp = ios_base::imbue(__tmp);
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_M_handle_exception(ios_base::failbit);
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}
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return __tmp;
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}
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// Protected constructor and initialization functions. The default
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// constructor creates an uninitialized basic_ios, and init() initializes
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// all of the members to the values in Table 89 of the C++ standard.
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template <class _CharT, class _Traits>
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basic_ios<_CharT, _Traits>::basic_ios()
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: ios_base(),
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_M_fill(_STLP_NULL_CHAR_INIT(_CharT)), _M_streambuf(0), _M_tied_ostream(0)
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{}
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template <class _CharT, class _Traits>
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void
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basic_ios<_CharT, _Traits>::init(basic_streambuf<_CharT, _Traits>* __sb)
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{
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this->rdbuf(__sb);
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this->imbue(locale());
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this->tie(0);
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this->_M_set_exception_mask(ios_base::goodbit);
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this->_M_clear_nothrow(__sb != 0 ? ios_base::goodbit : ios_base::badbit);
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ios_base::flags(ios_base::skipws | ios_base::dec);
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ios_base::width(0);
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ios_base::precision(6);
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this->fill(widen(' '));
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// We don't need to worry about any of the three arrays: they are
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// initialized correctly in ios_base's constructor.
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}
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// This is never called except from within a catch clause.
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template <class _CharT, class _Traits>
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void basic_ios<_CharT, _Traits>::_M_handle_exception(ios_base::iostate __flag)
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{
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this->_M_setstate_nothrow(__flag);
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if (this->_M_get_exception_mask() & __flag)
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_STLP_RETHROW;
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}
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_STLP_END_NAMESPACE
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#endif /* _STLP_IOS_C */
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// Local Variables:
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// mode:C++
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// End:
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