1.1 --- a/epoc32/include/stdapis/stlport/stl/_string_io.c Tue Nov 24 13:55:44 2009 +0000
1.2 +++ b/epoc32/include/stdapis/stlport/stl/_string_io.c Tue Mar 16 16:12:26 2010 +0000
1.3 @@ -1,1 +1,369 @@
1.4 -_string_io.c
1.5 +/*
1.6 +* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
1.7 +
1.8 +* Redistribution and use in source and binary forms, with or without
1.9 +* modification, are permitted provided that the following conditions are met:
1.10 +
1.11 +* Redistributions of source code must retain the above copyright notice, this
1.12 +* list of conditions and the following disclaimer.
1.13 +* Redistributions in binary form must reproduce the above copyright notice,
1.14 +* this list of conditions and the following disclaimer in the documentation
1.15 +* and/or other materials provided with the distribution.
1.16 +* Neither the name of Nokia Corporation nor the names of its contributors
1.17 +* may be used to endorse or promote products derived from this software
1.18 +* without specific prior written permission.
1.19 +
1.20 +* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
1.21 +* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.22 +* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
1.23 +* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
1.24 +* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.25 +* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
1.26 +* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
1.27 +* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
1.28 +* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
1.29 +* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.30 +*
1.31 +* Description:
1.32 +*
1.33 +*/
1.34 +
1.35 +#ifndef _STLP_STRING_IO_C
1.36 +#define _STLP_STRING_IO_C
1.37 +
1.38 +#ifndef _STLP_STRING_IO_H
1.39 +# include <stl/_string_io.h>
1.40 +#endif
1.41 +
1.42 +#ifndef _STLP_INTERNAL_CTYPE_H
1.43 +# include <stl/_ctype.h>
1.44 +#endif
1.45 +
1.46 +# ifdef _STLP_DEBUG
1.47 +# define basic_string _Nondebug_string
1.48 +# endif
1.49 +
1.50 +_STLP_BEGIN_NAMESPACE
1.51 +
1.52 +# if defined (_STLP_OWN_IOSTREAMS)
1.53 +# define _STLP_USING_IO
1.54 +# else
1.55 +# define _STLP_USING_IO _STLP_USING_VENDOR_STD
1.56 +# endif
1.57 +
1.58 +#if defined (_STLP_USE_NEW_IOSTREAMS)
1.59 +
1.60 +template <class _CharT, class _Traits>
1.61 +bool _STLP_CALL
1.62 +__stlp_string_fill(basic_ostream<_CharT, _Traits>& __os,
1.63 + basic_streambuf<_CharT, _Traits>* __buf,
1.64 + size_t __n)
1.65 +{
1.66 + _CharT __f = __os.fill();
1.67 + size_t __i;
1.68 + bool __ok = true;
1.69 +
1.70 + for (__i = 0; __i < __n; ++__i)
1.71 + __ok = __ok && !_Traits::eq_int_type(__buf->sputc(__f), _Traits::eof());
1.72 + return __ok;
1.73 +}
1.74 +
1.75 +template <class _CharT, class _Traits, class _Alloc>
1.76 +basic_ostream<_CharT, _Traits>& _STLP_CALL
1.77 +operator<<(basic_ostream<_CharT, _Traits>& __os,
1.78 + const basic_string<_CharT,_Traits,_Alloc>& __s)
1.79 +{
1.80 +
1.81 + _STLP_USING_IO
1.82 + typedef basic_ostream<_CharT, _Traits> __ostream;
1.83 + typename __ostream::sentry __sentry(__os);
1.84 + bool __ok = false;
1.85 +
1.86 + if (__sentry) {
1.87 + __ok = true;
1.88 + size_t __n = __s.size();
1.89 + size_t __pad_len = 0;
1.90 + const bool __left = (__os.flags() & __ostream::left) != 0;
1.91 + const size_t __w = __os.width(0);
1.92 + basic_streambuf<_CharT, _Traits>* __buf = __os.rdbuf();
1.93 +
1.94 + if (__n < __w) {
1.95 + __pad_len = __w - __n;
1.96 + }
1.97 +
1.98 + if (!__left)
1.99 + __ok = __stlp_string_fill(__os, __buf, __pad_len);
1.100 +
1.101 + __ok = __ok && (__buf->sputn(__s.data(), streamsize(__n)) == streamsize(__n));
1.102 +
1.103 + if (__left)
1.104 + __ok = __ok && __stlp_string_fill(__os, __buf, __pad_len);
1.105 + }
1.106 +
1.107 + if (!__ok)
1.108 + __os.setstate(__ostream::failbit);
1.109 +
1.110 + return __os;
1.111 +}
1.112 +
1.113 +template <class _CharT, class _Traits, class _Alloc>
1.114 +basic_istream<_CharT, _Traits>& _STLP_CALL
1.115 +operator>>(basic_istream<_CharT, _Traits>& __is,
1.116 + basic_string<_CharT,_Traits, _Alloc>& __s)
1.117 +{
1.118 + _STLP_USING_IO
1.119 + typedef basic_istream<_CharT, _Traits> __istream;
1.120 + typename __istream::sentry __sentry(__is);
1.121 +
1.122 + if (__sentry) {
1.123 + basic_streambuf<_CharT, _Traits>* __buf = __is.rdbuf();
1.124 + typedef ctype<_CharT> _C_type;
1.125 +
1.126 +#ifdef _STLP_OWN_IOSTREAMS
1.127 + // const _C_type& _Ctype = use_facet<_C_type>(__loc);
1.128 + const _C_type& _Ctype = *(const _C_type*)__is._M_ctype_facet();
1.129 +#else
1.130 +# if defined (_STLP_MSVC) && (_STLP_MSVC <= 1200 ) || defined (__ICL)
1.131 + const locale& __loc = __is.getloc();
1.132 + const _C_type& _Ctype = use_facet(__loc , ( _C_type * ) 0, true);
1.133 +# elif defined (__SUNPRO_CC)
1.134 + const locale& __loc = __is.getloc();
1.135 + const _C_type& _Ctype = use_facet(__loc , ( _C_type * ) 0);
1.136 +# else
1.137 + const locale& __loc = __is.getloc();
1.138 + const _C_type& _Ctype = use_facet<_C_type>(__loc);
1.139 +# endif
1.140 +#endif
1.141 + __s.clear();
1.142 + size_t __n = __is.width(0);
1.143 + if (__n == 0)
1.144 + __n = __STATIC_CAST(size_t,-1);
1.145 + else
1.146 + __s.reserve(__n);
1.147 +
1.148 +
1.149 + while (__n-- > 0) {
1.150 + typename _Traits::int_type __c1 = __buf->sbumpc();
1.151 + if (_Traits::eq_int_type(__c1, _Traits::eof())) {
1.152 + __is.setstate(__istream::eofbit);
1.153 + break;
1.154 + }
1.155 + else {
1.156 + _CharT __c = _Traits::to_char_type(__c1);
1.157 +
1.158 + if (_Ctype.is(_C_type::space, __c)) {
1.159 + if (_Traits::eq_int_type(__buf->sputbackc(__c), _Traits::eof()))
1.160 + __is.setstate(__istream::failbit);
1.161 + break;
1.162 + }
1.163 +#ifdef __SYMBIAN32__
1.164 + else if (__c == '\b') {
1.165 + __s.pop_back();
1.166 + }
1.167 +#endif
1.168 + else
1.169 + __s.push_back(__c);
1.170 + }
1.171 + }
1.172 +
1.173 + // If we have read no characters, then set failbit.
1.174 + if (__s.size() == 0)
1.175 + __is.setstate(__istream::failbit);
1.176 + }
1.177 + else
1.178 + __is.setstate(__istream::failbit);
1.179 +
1.180 + return __is;
1.181 +}
1.182 +
1.183 +template <class _CharT, class _Traits, class _Alloc>
1.184 +basic_istream<_CharT, _Traits>& _STLP_CALL
1.185 +getline(basic_istream<_CharT, _Traits>& __is,
1.186 + basic_string<_CharT,_Traits,_Alloc>& __s,
1.187 + _CharT __delim)
1.188 +{
1.189 + _STLP_USING_IO
1.190 + typedef basic_istream<_CharT, _Traits> __istream;
1.191 + size_t __nread = 0;
1.192 + typename basic_istream<_CharT, _Traits>::sentry __sentry(__is, true);
1.193 + if (__sentry) {
1.194 + basic_streambuf<_CharT, _Traits>* __buf = __is.rdbuf();
1.195 + __s.clear();
1.196 +
1.197 + while (__nread < __s.max_size()) {
1.198 + int __c1 = __buf->sbumpc();
1.199 + if (_Traits::eq_int_type(__c1, _Traits::eof())) {
1.200 + __is.setstate(__istream::eofbit);
1.201 + break;
1.202 + }
1.203 + else {
1.204 + ++__nread;
1.205 + _CharT __c = _Traits::to_char_type(__c1);
1.206 + if (!_Traits::eq(__c, __delim))
1.207 + __s.push_back(__c);
1.208 + else
1.209 + break; // Character is extracted but not appended.
1.210 + }
1.211 + }
1.212 + }
1.213 + if (__nread == 0 || __nread >= __s.max_size())
1.214 + __is.setstate(__istream::failbit);
1.215 +
1.216 + return __is;
1.217 +}
1.218 +
1.219 +#elif ! defined ( _STLP_USE_NO_IOSTREAMS )
1.220 +
1.221 +// (reg) For Watcom IO, _OSTREAM_DLL tells if ostream class is in .exe or in .dll
1.222 +
1.223 +template <class _CharT, class _Traits, class _Alloc>
1.224 +_OSTREAM_DLL& _STLP_CALL operator<<(_OSTREAM_DLL& __os,
1.225 + const basic_string<_CharT,_Traits,_Alloc>& __s)
1.226 +{
1.227 + _STLP_USING_IO
1.228 + streambuf* __buf = __os.rdbuf();
1.229 + if (__buf) {
1.230 + size_t __n = __s.size();
1.231 + size_t __pad_len = 0;
1.232 + const bool __left = (__os.flags() & ios::left) !=0;
1.233 + const size_t __w = __os.width();
1.234 +
1.235 + if (__n < __w) {
1.236 + __pad_len = __w - __n;
1.237 + }
1.238 +
1.239 + if (!__left)
1.240 + __stlp_string_fill(__os, __buf, __pad_len);
1.241 +
1.242 + const size_t __nwritten = __buf->sputn(__s.data(), __n);
1.243 +
1.244 + if (__left)
1.245 + __stlp_string_fill(__os, __buf, __pad_len);
1.246 +
1.247 + if (__nwritten != __n)
1.248 + __os.clear(__os.rdstate() | ios::failbit);
1.249 +
1.250 + __os.width(0);
1.251 + }
1.252 + else
1.253 + __os.clear(__os.rdstate() | ios::badbit);
1.254 +
1.255 + return __os;
1.256 +}
1.257 +
1.258 +template <class _CharT, class _Traits, class _Alloc>
1.259 +_ISTREAM_DLL& _STLP_CALL operator>>(_ISTREAM_DLL& __is, basic_string<_CharT,_Traits,_Alloc>& __s)
1.260 +{
1.261 + _STLP_USING_IO
1.262 + if (!__is)
1.263 + return __is;
1.264 +
1.265 + streambuf* __buf = __is.rdbuf();
1.266 + if (__buf) {
1.267 +
1.268 + if (__is.flags() & ios::skipws) {
1.269 + // _CharT __c;
1.270 + int __c;
1.271 + do {
1.272 + __c = __buf->sbumpc();
1.273 + }
1.274 + while (__c != EOF && isspace((unsigned char)__c));
1.275 +
1.276 + if (__c == EOF) {
1.277 + __is.clear(__is.rdstate() | ios::eofbit | ios::failbit);
1.278 + }
1.279 + else {
1.280 + if (__buf->sputbackc(__c) == EOF)
1.281 + __is.clear(__is.rdstate() | ios::failbit);
1.282 + }
1.283 + }
1.284 +
1.285 + // If we arrive at end of file (or fail for some other reason) while
1.286 + // still discarding whitespace, then we don't try to read the string.
1.287 + if (__is) {
1.288 + __s.clear();
1.289 +
1.290 + size_t __n = __is.width();
1.291 + if (__n == 0)
1.292 + __n = __STATIC_CAST(size_t,-1);
1.293 + else
1.294 + __s.reserve(__n);
1.295 +
1.296 + while (__n-- > 0) {
1.297 + int __c1 = __buf->sbumpc();
1.298 + if (__c1 == EOF) {
1.299 + __is.clear(__is.rdstate() | ios::eofbit);
1.300 + break;
1.301 + }
1.302 + else {
1.303 + _CharT __c = _Traits::to_char_type(__c1);
1.304 +
1.305 + if (isspace((unsigned char) __c)) {
1.306 + if (__buf->sputbackc(__c) == EOF)
1.307 + __is.clear(__is.rdstate() | ios::failbit);
1.308 + break;
1.309 + }
1.310 + else
1.311 + __s.push_back(__c);
1.312 + }
1.313 + }
1.314 +
1.315 + // If we have read no characters, then set failbit.
1.316 + if (__s.size() == 0)
1.317 + __is.clear(__is.rdstate() | ios::failbit);
1.318 + }
1.319 +
1.320 + __is.width(0);
1.321 + }
1.322 + else // We have no streambuf.
1.323 + __is.clear(__is.rdstate() | ios::badbit);
1.324 +
1.325 + return __is;
1.326 +}
1.327 +
1.328 +template <class _CharT, class _Traits, class _Alloc>
1.329 +_ISTREAM_DLL& _STLP_CALL getline(_ISTREAM_DLL& __is,
1.330 + basic_string<_CharT,_Traits,_Alloc>& __s,
1.331 + _CharT __delim)
1.332 +{
1.333 + _STLP_USING_IO
1.334 + streambuf* __buf = __is.rdbuf();
1.335 + if (__buf) {
1.336 + size_t __nread = 0;
1.337 + if (__is) {
1.338 + __s.clear();
1.339 +
1.340 + while (__nread < __s.max_size()) {
1.341 + int __c1 = __buf->sbumpc();
1.342 + if (__c1 == EOF) {
1.343 + __is.clear(__is.rdstate() | ios::eofbit);
1.344 + break;
1.345 + }
1.346 + else {
1.347 + ++__nread;
1.348 + _CharT __c = _Traits::to_char_type(__c1);
1.349 + if (!_Traits::eq(__c, __delim))
1.350 + __s.push_back(__c);
1.351 + else
1.352 + break; // Character is extracted but not appended.
1.353 + }
1.354 + }
1.355 + }
1.356 +
1.357 + if (__nread == 0 || __nread >= __s.max_size())
1.358 + __is.clear(__is.rdstate() | ios::failbit);
1.359 + }
1.360 + else
1.361 + __is.clear(__is.rdstate() | ios::badbit);
1.362 +
1.363 + return __is;
1.364 +}
1.365 +
1.366 +# endif /* _STLP_NEW_IOSTREAMS */
1.367 +
1.368 +_STLP_END_NAMESPACE
1.369 +
1.370 +// # undef _STLP_USING_IO
1.371 +# undef basic_string
1.372 +
1.373 +#endif