3 * Silicon Graphics Computer Systems, Inc.
8 * This material is provided "as is", with absolutely no warranty expressed
9 * or implied. Any use is at your own risk.
11 * Permission to use or copy this software for any purpose is hereby granted
12 * without fee, provided the above notices are retained on all copies.
13 * Permission to modify the code and to distribute modified code is granted,
14 * provided the above notices are retained, and a notice that the code was
15 * modified is included with the above copyright notice.
18 #ifndef _STLP_STREAMBUF_C
19 #define _STLP_STREAMBUF_C
21 #ifndef _STLP_INTERNAL_STREAMBUF
22 # include <stl/_streambuf.h>
26 //----------------------------------------------------------------------
27 // Non-inline basic_streambuf<> member functions.
29 #if !defined (_STLP_MSVC) || (_STLP_MSVC >= 1300) || !defined (_STLP_USE_STATIC_LIB)
30 template <class _CharT, class _Traits>
31 basic_streambuf<_CharT, _Traits>::basic_streambuf()
32 : _M_gbegin(0), _M_gnext(0), _M_gend(0),
33 _M_pbegin(0), _M_pnext(0), _M_pend(0),
35 // _M_lock._M_initialize();
39 template <class _CharT, class _Traits>
40 basic_streambuf<_CharT, _Traits>::~basic_streambuf()
43 template <class _CharT, class _Traits>
45 basic_streambuf<_CharT, _Traits>::pubimbue(const locale& __loc) {
47 locale __tmp = _M_locale;
52 template <class _CharT, class _Traits>
54 basic_streambuf<_CharT, _Traits>::xsgetn(_CharT* __s, streamsize __n) {
55 streamsize __result = 0;
56 const int_type __eof = _Traits::eof();
58 while (__result < __n) {
59 if (_M_gnext < _M_gend) {
60 size_t __chunk = (min) (__STATIC_CAST(size_t,_M_gend - _M_gnext),
61 __STATIC_CAST(size_t,__n - __result));
62 _Traits::copy(__s, _M_gnext, __chunk);
68 int_type __c = this->sbumpc();
69 if (!_Traits::eq_int_type(__c, __eof)) {
70 *__s = _Traits::to_char_type(__c);
82 template <class _CharT, class _Traits>
84 basic_streambuf<_CharT, _Traits>::xsputn(const _CharT* __s, streamsize __n)
86 streamsize __result = 0;
87 const int_type __eof = _Traits::eof();
89 while (__result < __n) {
90 if (_M_pnext < _M_pend) {
91 size_t __chunk = (min) (__STATIC_CAST(size_t,_M_pend - _M_pnext),
92 __STATIC_CAST(size_t,__n - __result));
93 _Traits::copy(_M_pnext, __s, __chunk);
99 else if (!_Traits::eq_int_type(this->overflow(_Traits::to_int_type(*__s)),
110 template <class _CharT, class _Traits>
112 basic_streambuf<_CharT, _Traits>::_M_xsputnc(_CharT __c, streamsize __n)
114 streamsize __result = 0;
115 const int_type __eof = _Traits::eof();
117 while (__result < __n) {
118 if (_M_pnext < _M_pend) {
119 size_t __chunk = (min) (__STATIC_CAST(size_t,_M_pend - _M_pnext),
120 __STATIC_CAST(size_t,__n - __result));
121 _Traits::assign(_M_pnext, __chunk, __c);
126 else if (!_Traits::eq_int_type(this->overflow(_Traits::to_int_type(__c)),
135 template <class _CharT, class _Traits>
136 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::int_type
137 basic_streambuf<_CharT, _Traits>::_M_snextc_aux()
139 int_type __eof = _Traits::eof();
140 if (_M_gend == _M_gnext)
141 return _Traits::eq_int_type(this->uflow(), __eof) ? __eof : this->sgetc();
144 return this->underflow();
148 template <class _CharT, class _Traits>
149 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::int_type
150 basic_streambuf<_CharT, _Traits>::pbackfail(int_type) {
151 return _Traits::eof();
154 template <class _CharT, class _Traits>
155 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::int_type
156 basic_streambuf<_CharT, _Traits>::overflow(int_type) {
157 return _Traits::eof();
160 template <class _CharT, class _Traits>
161 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::int_type
162 basic_streambuf<_CharT, _Traits>::uflow() {
163 return ( _Traits::eq_int_type(this->underflow(),_Traits::eof()) ?
165 _Traits::to_int_type(*_M_gnext++));
168 template <class _CharT, class _Traits>
169 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::int_type
170 basic_streambuf<_CharT, _Traits>::underflow()
171 { return _Traits::eof(); }
173 template <class _CharT, class _Traits>
175 basic_streambuf<_CharT, _Traits>::showmanyc()
178 template <class _CharT, class _Traits>
180 basic_streambuf<_CharT, _Traits>::imbue(const locale&) {}
182 template <class _CharT, class _Traits>
184 basic_streambuf<_CharT, _Traits>::sync() { return 0; }
186 template <class _CharT, class _Traits>
187 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::pos_type
188 basic_streambuf<_CharT, _Traits>::seekpos(pos_type, ios_base::openmode)
189 { return pos_type(-1); }
191 template <class _CharT, class _Traits>
192 _STLP_TYPENAME_ON_RETURN_TYPE basic_streambuf<_CharT, _Traits>::pos_type
193 basic_streambuf<_CharT, _Traits>::seekoff(off_type, ios_base::seekdir,
195 { return pos_type(-1); }
197 template <class _CharT, class _Traits>
198 basic_streambuf<_CharT, _Traits>*
199 basic_streambuf<_CharT, _Traits>:: setbuf(char_type*, streamsize)