os/ossrv/genericopenlibs/cppstdlib/stl/src/_stdio_file.h
changeset 0 bde4ae8d615e
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/ossrv/genericopenlibs/cppstdlib/stl/src/_stdio_file.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,821 @@
     1.4 +/*
     1.5 + * Copyright (c) 1999
     1.6 + * Silicon Graphics Computer Systems, Inc.
     1.7 + *
     1.8 + * Copyright (c) 1999
     1.9 + * Boris Fomitchev
    1.10 + *
    1.11 + * This material is provided "as is", with absolutely no warranty expressed
    1.12 + * or implied. Any use is at your own risk.
    1.13 + *
    1.14 + * Permission to use or copy this software for any purpose is hereby granted
    1.15 + * without fee, provided the above notices are retained on all copies.
    1.16 + * Permission to modify the code and to distribute modified code is granted,
    1.17 + * provided the above notices are retained, and a notice that the code was
    1.18 + * modified is included with the above copyright notice.
    1.19 + *
    1.20 + */
    1.21 +
    1.22 +
    1.23 +// WARNING: This is an internal header file, included by other C++
    1.24 +// standard library headers.  You should not attempt to use this header
    1.25 +// file directly.
    1.26 +
    1.27 +
    1.28 +#ifndef _STLP_STDIO_FILE_H
    1.29 +#define _STLP_STDIO_FILE_H
    1.30 +
    1.31 +// This file provides a low-level interface between the internal
    1.32 +// representation of struct FILE, from the C stdio library, and
    1.33 +// the C++ I/O library.  The C++ I/O library views a FILE object as
    1.34 +// a collection of three pointers: the beginning of the buffer, the
    1.35 +// current read/write position, and the end of the buffer.
    1.36 +
    1.37 +// The interface:
    1.38 +// - char* _FILE_[IO]_begin(const FILE *__f);
    1.39 +//       Returns a pointer to the beginning of the buffer.
    1.40 +// - char* _FILE_[IO]_next(const FILE *__f);
    1.41 +//       Returns the current read/write position within the buffer.
    1.42 +// - char* _FILE_[IO]_end(const FILE *__f);
    1.43 +//       Returns a pointer immediately past the end of the buffer.
    1.44 +// - char* _FILE_[IO]_avail(const FILE *__f);
    1.45 +//       Returns the number of characters remaining in the buffer, i.e.
    1.46 +//       _FILE_[IO]_end(__f) - _FILE_[IO]_next(__f).
    1.47 +// - char& _FILE_[IO]_preincr(FILE *__f)
    1.48 +//       Increments the current read/write position by 1, returning the
    1.49 +//       character at the old position.
    1.50 +// - char& _FILE_[IO]_postincr(FILE *__f)
    1.51 +//       Increments the current read/write position by 1, returning the
    1.52 +//       character at the old position.
    1.53 +// - char& _FILE_[IO]_predecr(FILE *__f)
    1.54 +//       Decrements the current read/write position by 1, returning the
    1.55 +//       character at the old position.
    1.56 +// - char& _FILE_[IO]_postdecr(FILE *__f)
    1.57 +//       Decrements the current read/write position by 1, returning the
    1.58 +//       character at the old position.
    1.59 +// - void _FILE_[IO]_bump(FILE *__f, int __n)
    1.60 +//       Increments the current read/write position by __n.
    1.61 +// - void _FILE_[IO]_set(FILE *__f, char* __begin, char* __next, char* __end);
    1.62 +//       Sets the beginning of the bufer to __begin, the current read/write
    1.63 +//       position to __next, and the buffer's past-the-end pointer to __end.
    1.64 +//       If any of those pointers is null, then all of them must be null.
    1.65 +
    1.66 +// Each function comes in two versions, one for a FILE used as an input
    1.67 +// buffer and one for a FILE used as an output buffer.  In some stdio
    1.68 +// implementations the two functions are identical, but in others they are
    1.69 +// not.
    1.70 +
    1.71 +#ifndef _STLP_CSTDIO
    1.72 +# include <cstdio>
    1.73 +#endif
    1.74 +#ifndef _STLP_CSTDDEF
    1.75 +# include <cstddef>
    1.76 +#endif
    1.77 +
    1.78 +#if defined(__MSL__) && !defined(N_PLAT_NLM)
    1.79 +# include <unix.h>  // get the definition of fileno
    1.80 +#endif
    1.81 +
    1.82 +_STLP_BEGIN_NAMESPACE
    1.83 +
    1.84 +//----------------------------------------------------------------------
    1.85 +// Implementation for eMbedded Visual C++ 3.0 and 4.2 (.NET)
    1.86 +#if defined (_STLP_WCE)
    1.87 +
    1.88 +inline int _FILE_fd(const FILE *__f) { return (int)::_fileno((FILE*)__f); }
    1.89 +
    1.90 +# undef _STLP_FILE_I_O_IDENTICAL
    1.91 +
    1.92 +// Implementation for the IRIX C library.
    1.93 +// Solaris interface looks to be identical.
    1.94 +#elif !defined(_STLP_USE_GLIBC) && \
    1.95 +    ( defined(__sgi) || \
    1.96 +      ( defined(__sun) && ! defined (_LP64) )  || \
    1.97 +      defined (__osf__) || defined(__DECCXX) || \
    1.98 +      (defined (_STLP_MSVC) && !defined (_STLP_WCE_EVC3)) || \
    1.99 +      defined (__ICL) || defined (__MINGW32__) || defined(__DJGPP) || defined (_AIX) || defined (_CRAY))
   1.100 +
   1.101 +#if defined (_STLP_MSVC) || defined (__ICL) || defined (__MINGW32__) || defined(__DJGPP)
   1.102 +typedef  char* _File_ptr_type;
   1.103 +#else
   1.104 +typedef  unsigned char* _File_ptr_type;
   1.105 +#endif
   1.106 +
   1.107 +inline int   _FILE_fd(const FILE *__f) { return __f->_file; }
   1.108 +inline char* _FILE_I_begin(const FILE *__f) { return (char*) __f->_base; }
   1.109 +inline char* _FILE_I_next(const FILE *__f) { return (char*) __f->_ptr; }
   1.110 +inline char* _FILE_I_end(const FILE *__f)
   1.111 +  { return (char*) __f->_ptr + __f->_cnt; }
   1.112 +
   1.113 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_cnt; }
   1.114 +
   1.115 +inline char& _FILE_I_preincr(FILE *__f)
   1.116 +  { --__f->_cnt; return *(char*) (++__f->_ptr); }
   1.117 +inline char& _FILE_I_postincr(FILE *__f)
   1.118 +  { --__f->_cnt; return *(char*) (__f->_ptr++); }
   1.119 +inline char& _FILE_I_predecr(FILE *__f)
   1.120 +  { ++__f->_cnt; return *(char*) (--__f->_ptr); }
   1.121 +inline char& _FILE_I_postdecr(FILE *__f)
   1.122 +  { ++__f->_cnt; return *(char*) (__f->_ptr--); }
   1.123 +inline void  _FILE_I_bump(FILE *__f, int __n)
   1.124 +  { __f->_ptr += __n; __f->_cnt -= __n; }
   1.125 +
   1.126 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.127 +  __f->_base = (_File_ptr_type) __begin;
   1.128 +  __f->_ptr  = (_File_ptr_type) __next;
   1.129 +  __f->_cnt  = __end - __next;
   1.130 +}
   1.131 +
   1.132 +# define _STLP_FILE_I_O_IDENTICAL 1
   1.133 +
   1.134 +#elif defined(__EMX__)
   1.135 +
   1.136 +inline int   _FILE_fd(const FILE* __f) { return __f->_handle; }
   1.137 +inline char* _FILE_I_begin(const FILE* __f) { return (char*) __f->_buffer; }
   1.138 +inline char* _FILE_I_next(const FILE* __f) { return (char*) __f->_ptr; }
   1.139 +inline char* _FILE_I_end(const FILE* __f) { return (char *) __f->_ptr + __f->_rcount; }
   1.140 +inline ptrdiff_t _FILE_I_avail(const FILE* __f) { return __f->_rcount; }
   1.141 +inline char& _FILE_I_preincr(FILE* __f) { --__f->_rcount; return *(char*) (++__f->_ptr); }
   1.142 +inline char& _FILE_I_postincr(FILE* __f) { --__f->_rcount; return *(char*) (__f->_ptr++); }
   1.143 +inline char& _FILE_I_predecr(FILE* __f) { ++__f->_rcount; return *(char*) (--__f->_ptr); }
   1.144 +inline char& _FILE_I_postdecr(FILE* __f) { ++__f->_rcount; return *(char*) (__f->_ptr--); }
   1.145 +inline void  _FILE_I_bump(FILE* __f, int __n) { __f->_ptr += __n; __f->_rcount -= __n; }
   1.146 +inline void _FILE_I_set(FILE* __f, char* __begin, char* __next, char* __end) {
   1.147 +  __f->_buffer = __begin;
   1.148 +  __f->_ptr  = __next;
   1.149 +  __f->_rcount  = __end - __next;
   1.150 +}
   1.151 +
   1.152 +inline char* _FILE_O_begin(const FILE* __f) { return (char*) __f->_buffer; }
   1.153 +inline char* _FILE_O_next(const FILE* __f) { return (char*) __f->_ptr; }
   1.154 +inline char* _FILE_O_end(const FILE* __f) { return (char*) __f->_ptr + __f->_wcount; }
   1.155 +inline ptrdiff_t _FILE_O_avail(const FILE* __f) { return __f->_wcount; }
   1.156 +inline char& _FILE_O_preincr(FILE* __f) { --__f->_wcount; return *(char*) (++__f->_ptr); }
   1.157 +inline char& _FILE_O_postincr(FILE* __f) { --__f->_wcount; return *(char*) (__f->_ptr++); }
   1.158 +inline char& _FILE_O_predecr(FILE* __f) { ++__f->_wcount; return *(char*) (--__f->_ptr); }
   1.159 +inline char& _FILE_O_postdecr(FILE* __f) { ++__f->_wcount; return *(char*) (__f->_ptr--); }
   1.160 +inline void _FILE_O_bump(FILE* __f, int __n) { __f->_ptr += __n; __f->_wcount -= __n; }
   1.161 +inline void _FILE_O_set(FILE* __f, char* __begin, char* __next, char* __end) {
   1.162 +  __f->_buffer = __begin;
   1.163 +  __f->_ptr  = __next;
   1.164 +  __f->_wcount  = __end - __next;
   1.165 +}
   1.166 +
   1.167 +
   1.168 +# undef _STLP_FILE_I_O_IDENTICAL
   1.169 +
   1.170 +# elif defined(_STLP_SCO_OPENSERVER) || defined(__NCR_SVR)
   1.171 +
   1.172 +typedef  unsigned char* _File_ptr_type;
   1.173 +
   1.174 +inline int   _FILE_fd(const FILE *__f) { return __f->__file; }
   1.175 +inline char* _FILE_I_begin(const FILE *__f) { return (char*) __f->__base; }
   1.176 +inline char* _FILE_I_next(const FILE *__f) { return (char*) __f->__ptr; }
   1.177 +inline char* _FILE_I_end(const FILE *__f)
   1.178 +  { return (char*) __f->__ptr + __f->__cnt; }
   1.179 +
   1.180 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->__cnt; }
   1.181 +
   1.182 +inline char& _FILE_I_preincr(FILE *__f)
   1.183 +  { --__f->__cnt; return *(char*) (++__f->__ptr); }
   1.184 +inline char& _FILE_I_postincr(FILE *__f)
   1.185 +  { --__f->__cnt; return *(char*) (__f->__ptr++); }
   1.186 +inline char& _FILE_I_predecr(FILE *__f)
   1.187 +  { ++__f->__cnt; return *(char*) (--__f->__ptr); }
   1.188 +inline char& _FILE_I_postdecr(FILE *__f)
   1.189 +  { ++__f->__cnt; return *(char*) (__f->__ptr--); }
   1.190 +inline void  _FILE_I_bump(FILE *__f, int __n)
   1.191 +  { __f->__ptr += __n; __f->__cnt -= __n; }
   1.192 +
   1.193 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.194 +  __f->__base = (_File_ptr_type) __begin;
   1.195 +  __f->__ptr  = (_File_ptr_type) __next;
   1.196 +  __f->__cnt  = __end - __next;
   1.197 +}
   1.198 +
   1.199 +# define _STLP_FILE_I_O_IDENTICAL 1
   1.200 +
   1.201 +# elif defined(__sun) && defined( _LP64)
   1.202 +
   1.203 +typedef long _File_ptr_type;
   1.204 +
   1.205 +inline int _FILE_fd(const FILE *__f) { return (int) __f->__pad[2]; }
   1.206 +inline char* _FILE_I_begin(const FILE *__f) { return (char*)
   1.207 +__f->__pad[1]; }
   1.208 +inline char* _FILE_I_next(const FILE *__f) { return (char*)
   1.209 +__f->__pad[0]; }
   1.210 +inline char* _FILE_I_end(const FILE *__f)
   1.211 +{ return (char*) __f->__pad[0] + __f->__pad[3]; }
   1.212 +
   1.213 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->__pad[3]; }
   1.214 +
   1.215 +inline char& _FILE_I_preincr(FILE *__f)
   1.216 +{ --__f->__pad[3]; return *(char*) (++__f->__pad[0]); }
   1.217 +inline char& _FILE_I_postincr(FILE *__f)
   1.218 +{ --__f->__pad[3]; return *(char*) (__f->__pad[0]++); }
   1.219 +inline char& _FILE_I_predecr(FILE *__f)
   1.220 +{ ++__f->__pad[3]; return *(char*) (--__f->__pad[0]); }
   1.221 +inline char& _FILE_I_postdecr(FILE *__f)
   1.222 +{ ++__f->__pad[3]; return *(char*) (__f->__pad[0]--); }
   1.223 +inline void _FILE_I_bump(FILE *__f, long __n)
   1.224 +{ __f->__pad[0] += __n; __f->__pad[3] -= __n; }
   1.225 +
   1.226 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char*
   1.227 +__end) {
   1.228 +__f->__pad[1] = (_File_ptr_type) __begin;
   1.229 +__f->__pad[0] = (_File_ptr_type) __next;
   1.230 +__f->__pad[3] = __end - __next;
   1.231 +}
   1.232 +
   1.233 +# define _STLP_FILE_I_O_IDENTICAL
   1.234 +
   1.235 +#elif defined (__CYGWIN__) || defined(__FreeBSD__)  || defined(__NetBSD__) || defined(__OpenBSD__) \
   1.236 +  || defined(__amigaos__) || ( defined(__GNUC__) && defined(__APPLE__) )
   1.237 +
   1.238 +inline int _FILE_fd(const FILE *__f) { return __f->_file; }
   1.239 +inline char* _FILE_I_begin(const FILE *__f) { return (char*)   __f->_bf._base; }
   1.240 +inline char* _FILE_I_next(const FILE *__f) { return (char*) __f->_p; }
   1.241 +inline char* _FILE_I_end(const FILE *__f)
   1.242 +{ return (char*) __f->_p + __f->_r; }
   1.243 +
   1.244 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_r; }
   1.245 +
   1.246 +#if ( defined(__GNUC__) && defined(__APPLE__) )
   1.247 +inline char& _FILE_I_preincr(FILE *__f)
   1.248 +{ --__f->_r; return *(char*) (++__f->_p); }
   1.249 +inline char& _FILE_I_postincr(FILE *__f)
   1.250 +{ --__f->_r; return *(char*) (__f->_p++); }
   1.251 +inline char& _FILE_I_predecr(FILE *__f)
   1.252 +{ ++__f->_r; return *(char*) (--__f->_p); }
   1.253 +inline char& _FILE_I_postdecr(FILE *__f)
   1.254 +{ ++__f->_r; return *(char*) (__f->_p--); }
   1.255 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.256 +{ __f->_p += __n; __f->_r -= __n; }
   1.257 +#else
   1.258 +inline char& _FILE_I_preincr(FILE *__f)
   1.259 +{ --__f->_r; --__f->_bf._size; return *(char*) (++__f->_p); }
   1.260 +inline char& _FILE_I_postincr(FILE *__f)
   1.261 +{ --__f->_r; --__f->_bf._size; return *(char*) (__f->_p++); }
   1.262 +inline char& _FILE_I_predecr(FILE *__f)
   1.263 +{ ++__f->_r; ++ __f->_bf._size; return *(char*) (--__f->_p); }
   1.264 +inline char& _FILE_I_postdecr(FILE *__f)
   1.265 +{ ++__f->_r; ++__f->_bf._size; return *(char*) (__f->_p--); }
   1.266 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.267 +{ __f->_p += __n; __f->_bf._size+=__n; __f->_r -= __n; }
   1.268 +#endif
   1.269 +
   1.270 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.271 +  __f->_bf._base = (unsigned char*) __begin;
   1.272 +  __f->_p = (unsigned char*) __next;
   1.273 +  __f->_r = __f->_bf._size = __end - __next;
   1.274 +}
   1.275 +inline char* _FILE_O_begin(const FILE *__f) { return (char*) __f->_bf._base; }
   1.276 +inline char* _FILE_O_next(const FILE *__f) { return (char*) __f->_p; }
   1.277 +inline char* _FILE_O_end(const FILE *__f)
   1.278 +{ return (char*) __f->_p + __f->_w; }
   1.279 +
   1.280 +inline ptrdiff_t _FILE_O_avail(const FILE *__f) { return __f->_w; }
   1.281 +
   1.282 +#if ( defined(__GNUC__) && defined(__APPLE__) )
   1.283 +inline char& _FILE_O_preincr(FILE *__f)
   1.284 +{ --__f->_w; return *(char*) (++__f->_p); }
   1.285 +inline char& _FILE_O_postincr(FILE *__f)
   1.286 +{ --__f->_w; return *(char*) (__f->_p++); }
   1.287 +inline char& _FILE_O_predecr(FILE *__f)
   1.288 +{ ++__f->_w; return *(char*) (--__f->_p); }
   1.289 +inline char& _FILE_O_postdecr(FILE *__f)
   1.290 +{ ++__f->_w; return *(char*) (__f->_p--); }
   1.291 +inline void _FILE_O_bump(FILE *__f, int __n)
   1.292 +{ __f->_p += __n; __f->_w -= __n; }
   1.293 +#else
   1.294 +inline char& _FILE_O_preincr(FILE *__f)
   1.295 +{ --__f->_w; --__f->_bf._size; return *(char*) (++__f->_p); }
   1.296 +inline char& _FILE_O_postincr(FILE *__f)
   1.297 +{ --__f->_w; --__f->_bf._size; return *(char*) (__f->_p++); }
   1.298 +inline char& _FILE_O_predecr(FILE *__f)
   1.299 +{ ++__f->_w; ++__f->_bf._size; return *(char*) (--__f->_p); }
   1.300 +inline char& _FILE_O_postdecr(FILE *__f)
   1.301 +{ ++__f->_w; ++__f->_bf._size; return *(char*) (__f->_p--); }
   1.302 +inline void _FILE_O_bump(FILE *__f, int __n)
   1.303 +{ __f->_p += __n; __f->_bf._size+=__n; __f->_w -= __n; }
   1.304 +#endif
   1.305 +
   1.306 +inline void _FILE_O_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.307 +  __f->_bf._base = (unsigned char*) __begin;
   1.308 +  __f->_p = (unsigned char*) __next;
   1.309 +  __f->_w = __f->_bf._size = __end - __next;
   1.310 +}
   1.311 +
   1.312 +# undef _STLP_FILE_I_O_IDENTICAL
   1.313 +
   1.314 +#elif defined(_STLP_USE_UCLIBC) /* should be before _STLP_USE_GLIBC */
   1.315 +inline int   _FILE_fd(const FILE *__f) { return fileno(__CONST_CAST(FILE *,__f)); }
   1.316 +#elif defined(_STLP_USE_GLIBC)
   1.317 +
   1.318 +inline int   _FILE_fd(const FILE *__f) { return __f->_fileno; }
   1.319 +inline char* _FILE_I_begin(const FILE *__f) { return __f->_IO_read_base; }
   1.320 +inline char* _FILE_I_next(const FILE *__f)  { return __f->_IO_read_ptr; }
   1.321 +inline char* _FILE_I_end(const FILE *__f)   { return __f->_IO_read_end; }
   1.322 +
   1.323 +inline ptrdiff_t _FILE_I_avail(const FILE *__f)
   1.324 +  { return __f->_IO_read_end - __f->_IO_read_ptr; }
   1.325 +
   1.326 +inline char& _FILE_I_preincr(FILE *__f)  { return *++__f->_IO_read_ptr; }
   1.327 +inline char& _FILE_I_postincr(FILE *__f) { return *__f->_IO_read_ptr++; }
   1.328 +inline char& _FILE_I_predecr(FILE *__f)  { return *--__f->_IO_read_ptr; }
   1.329 +inline char& _FILE_I_postdecr(FILE *__f) { return *__f->_IO_read_ptr--; }
   1.330 +inline void  _FILE_I_bump(FILE *__f, int __n) { __f->_IO_read_ptr += __n; }
   1.331 +
   1.332 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.333 +  __f->_IO_read_base = __begin;
   1.334 +  __f->_IO_read_ptr  = __next;
   1.335 +  __f->_IO_read_end  = __end;
   1.336 +}
   1.337 +
   1.338 +inline char* _FILE_O_begin(const FILE *__f) { return __f->_IO_write_base; }
   1.339 +inline char* _FILE_O_next(const FILE *__f)  { return __f->_IO_write_ptr; }
   1.340 +inline char* _FILE_O_end(const FILE *__f)   { return __f->_IO_write_end; }
   1.341 +
   1.342 +inline ptrdiff_t _FILE_O_avail(const FILE *__f)
   1.343 +  { return __f->_IO_write_end - __f->_IO_write_ptr; }
   1.344 +
   1.345 +inline char& _FILE_O_preincr(FILE *__f)  { return *++__f->_IO_write_ptr; }
   1.346 +inline char& _FILE_O_postincr(FILE *__f) { return *__f->_IO_write_ptr++; }
   1.347 +inline char& _FILE_O_predecr(FILE *__f)  { return *--__f->_IO_write_ptr; }
   1.348 +inline char& _FILE_O_postdecr(FILE *__f) { return *__f->_IO_write_ptr--; }
   1.349 +inline void  _FILE_O_bump(FILE *__f, int __n) { __f->_IO_write_ptr += __n; }
   1.350 +
   1.351 +inline void _FILE_O_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.352 +  __f->_IO_write_base = __begin;
   1.353 +  __f->_IO_write_ptr  = __next;
   1.354 +  __f->_IO_write_end  = __end;
   1.355 +
   1.356 +}
   1.357 +
   1.358 +#elif defined(__hpux) /* && defined(__hppa) && defined(__HP_aCC)) */
   1.359 +
   1.360 +#ifndef _INCLUDE_HPUX_SOURCE
   1.361 +extern "C" unsigned char *__bufendtab[];
   1.362 +#  undef  _bufend
   1.363 +#  define _bufend(__p) \
   1.364 +     (*(((__p)->__flag & _IOEXT)  ? &(((_FILEX *)(__p))->__bufendp)      \
   1.365 +             : &(__bufendtab[(__p) - __iob])))
   1.366 +
   1.367 +#  define _bufsiz(__p)  (_bufend(__p) - (__p)->__base)
   1.368 +#endif /* _INCLUDE_HPUX_SOURCE */
   1.369 +
   1.370 +#if defined(_STLP_HPACC_BROKEN_BUFEND)
   1.371 +#  undef  _bufend
   1.372 +#  define _bufend(__p) \
   1.373 +     (*(((__p)->__flag & _IOEXT)  ? &((__REINTERPRET_CAST(_FILEX*,(__p)))->__bufendp)  \
   1.374 +                               : &(__bufendtab[__REINTERPRET_CAST(FILE*,(__p)) - __iob])))
   1.375 +#endif
   1.376 +
   1.377 +inline int   _FILE_fd(const FILE *__f) { return fileno(__CONST_CAST(FILE *,__f)); }
   1.378 +inline char* _FILE_I_begin(const FILE *__f) { return (__REINTERPRET_CAST(char*, __f->__base)); }
   1.379 +inline char* _FILE_I_next(const FILE *__f)  { return (__REINTERPRET_CAST(char*, __f->__ptr)); }
   1.380 +inline char* _FILE_I_end(const FILE *__f)   { return (__REINTERPRET_CAST(char*, __f->__ptr +__f->__cnt)); }
   1.381 +
   1.382 +inline ptrdiff_t _FILE_I_avail(const FILE *__f)  { return __f->__cnt; }
   1.383 +
   1.384 +inline char& _FILE_I_preincr(FILE *__f)  { --__f->__cnt; return *__REINTERPRET_CAST(char*, ++__f->__ptr); }
   1.385 +inline char& _FILE_I_postincr(FILE *__f) { --__f->__cnt; return *__REINTERPRET_CAST(char*, __f->__ptr++); }
   1.386 +inline char& _FILE_I_predecr(FILE *__f)  { ++__f->__cnt; return *__REINTERPRET_CAST(char*,--__f->__ptr); }
   1.387 +inline char& _FILE_I_postdecr(FILE *__f) { ++__f->__cnt; return *__REINTERPRET_CAST(char*,__f->__ptr--); }
   1.388 +inline void  _FILE_I_bump(FILE *__f, int __n) { __f->__cnt -= __n; __f->__ptr += __n; }
   1.389 +
   1.390 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.391 +# if defined(__hpux)
   1.392 +   if( (unsigned long) (__f - &__iob[0]) > _NFILE)
   1.393 +        __f->__flag |= _IOEXT;  // used by stdio's _bufend macro and goodness knows what else...
   1.394 +# endif
   1.395 +  __f->__cnt  = __end - __next;
   1.396 +  __f->__base = __REINTERPRET_CAST(unsigned char*, __begin);
   1.397 +  __f->__ptr  = __REINTERPRET_CAST(unsigned char*, __next);
   1.398 +  _bufend(__f) = __REINTERPRET_CAST(unsigned char*, __end);
   1.399 +}
   1.400 +
   1.401 +// For HPUX stdio, input and output FILE manipulation is identical.
   1.402 +
   1.403 +# define _STLP_FILE_I_O_IDENTICAL
   1.404 +
   1.405 +#elif defined (__BORLANDC__)
   1.406 +
   1.407 +typedef unsigned char* _File_ptr_type;
   1.408 +
   1.409 +inline int _FILE_fd(const FILE *__f) { return __f->fd; }
   1.410 +inline char* _FILE_I_begin(const FILE *__f) { return (char*) __f->buffer;
   1.411 +}
   1.412 +inline char* _FILE_I_next(const FILE *__f)
   1.413 +{ return (char*)__f->curp; }
   1.414 +inline char* _FILE_I_end(const FILE *__f)
   1.415 +{ return (char*) __f->curp + __f->level; }
   1.416 +
   1.417 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->level; }
   1.418 +
   1.419 +inline char& _FILE_I_preincr(FILE *__f)
   1.420 +{ --__f->level; return *(char*) (++__f->curp); }
   1.421 +inline char& _FILE_I_postincr(FILE *__f)
   1.422 +{ --__f->level; return *(char*) (__f->curp++); }
   1.423 +inline char& _FILE_I_predecr(FILE *__f)
   1.424 +{ ++__f->level; return *(char*) (--__f->curp); }
   1.425 +inline char& _FILE_I_postdecr(FILE *__f)
   1.426 +{ ++__f->level; return *(char*) (__f->curp--); }
   1.427 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.428 +{ __f->curp += __n; __f->level -= __n; }
   1.429 +
   1.430 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.431 +  __f->buffer = (_File_ptr_type) __begin;
   1.432 +  __f->curp = (_File_ptr_type) __next;
   1.433 +  __f->level = __end - __next;
   1.434 +}
   1.435 +
   1.436 +# define _STLP_FILE_I_O_IDENTICAL
   1.437 +
   1.438 +#elif defined( __MWERKS__ )
   1.439 +
   1.440 +// using MWERKS-specific defines here to detect other OS targets
   1.441 +// dwa: I'm not sure they provide fileno for all OS's, but this should
   1.442 +// work for Win32 and WinCE
   1.443 +
   1.444 +#ifndef N_PLAT_NLM
   1.445 +// Hmm, at least for Novell NetWare __dest_os == __mac_os true too..
   1.446 +// May be both __dest_os and __mac_os defined and empty?   - ptr
   1.447 +# if __dest_os == __mac_os
   1.448 +inline int   _FILE_fd(const FILE *__f) { return ::fileno(__CONST_CAST(FILE*, __f)); }
   1.449 +# else
   1.450 +inline int   _FILE_fd(const FILE *__f) { return ::_fileno(__CONST_CAST(FILE*, __f)); }
   1.451 +# endif // __dest_os == __mac_os
   1.452 +
   1.453 +//       Returns a pointer to the beginning of the buffer.
   1.454 +inline char* _FILE_I_begin(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->buffer); }
   1.455 +//       Returns the current read/write position within the buffer.
   1.456 +inline char* _FILE_I_next(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->buffer_ptr); }
   1.457 +
   1.458 +//       Returns a pointer immediately past the end of the buffer.
   1.459 +inline char* _FILE_I_end(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->buffer_ptr + __f->buffer_len); }
   1.460 +
   1.461 +//       Returns the number of characters remaining in the buffer, i.e.
   1.462 +//       _FILE_[IO]_end(__f) - _FILE_[IO]_next(__f).
   1.463 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->buffer_len; }
   1.464 +
   1.465 +//       Increments the current read/write position by 1, returning the
   1.466 +//       character at the old position.
   1.467 +inline char& _FILE_I_preincr(FILE *__f)
   1.468 +  { --__f->buffer_len; return *(char*) (++__f->buffer_ptr); }
   1.469 +inline char& _FILE_I_postincr(FILE *__f)
   1.470 +  { --__f->buffer_len; return *(char*) (__f->buffer_ptr++); }
   1.471 +inline char& _FILE_I_predecr(FILE *__f)
   1.472 +  { ++__f->buffer_len; return *(char*) (--__f->buffer_ptr); }
   1.473 +inline char& _FILE_I_postdecr(FILE *__f)
   1.474 +  { ++__f->buffer_len; return *(char*) (__f->buffer_ptr--); }
   1.475 +inline void  _FILE_I_bump(FILE *__f, int __n)
   1.476 +  { __f->buffer_ptr += __n; __f->buffer_len -= __n; }
   1.477 +
   1.478 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.479 +  __f->buffer = __REINTERPRET_CAST(unsigned char*, __begin);
   1.480 +  __f->buffer_ptr   = __REINTERPRET_CAST(unsigned char*, __next);
   1.481 +  __f->buffer_len  = __end - __next;
   1.482 +  __f->buffer_size = __end - __begin;
   1.483 +}
   1.484 +#else // N_PLAT_NLM   - ptr
   1.485 +inline int   _FILE_fd(const FILE *__f) { return __f->_file; }
   1.486 +inline char* _FILE_I_begin(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_base); }
   1.487 +//       Returns the current read/write position within the buffer.
   1.488 +inline char* _FILE_I_next(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_ptr); }
   1.489 +
   1.490 +//       Returns a pointer immediately past the end of the buffer.
   1.491 +inline char* _FILE_I_end(const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_ptr + __f->_avail); }
   1.492 +
   1.493 +//       Returns the number of characters remaining in the buffer, i.e.
   1.494 +//       _FILE_[IO]_end(__f) - _FILE_[IO]_next(__f).
   1.495 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_avail; }
   1.496 +
   1.497 +//       Increments the current read/write position by 1, returning the
   1.498 +//       character at the old position.
   1.499 +inline char& _FILE_I_preincr(FILE *__f)
   1.500 +  { --__f->_avail; return *(char*) (++__f->_ptr); }
   1.501 +inline char& _FILE_I_postincr(FILE *__f)
   1.502 +  { --__f->_avail; return *(char*) (__f->_ptr++); }
   1.503 +inline char& _FILE_I_predecr(FILE *__f)
   1.504 +  { ++__f->_avail; return *(char*) (--__f->_ptr); }
   1.505 +inline char& _FILE_I_postdecr(FILE *__f)
   1.506 +  { ++__f->_avail; return *(char*) (__f->_ptr--); }
   1.507 +inline void  _FILE_I_bump(FILE *__f, int __n)
   1.508 +  { __f->_ptr += __n; __f->_avail -= __n; }
   1.509 +
   1.510 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.511 +  __f->_base  = __REINTERPRET_CAST(unsigned char*, __begin);
   1.512 +  __f->_ptr   = __REINTERPRET_CAST(unsigned char*, __next);
   1.513 +  __f->_avail = __end - __next;
   1.514 +}
   1.515 +#endif // N_PLAT_NLM
   1.516 +
   1.517 +
   1.518 +# define _STLP_FILE_I_O_IDENTICAL
   1.519 +
   1.520 +#elif defined(__DMC__)
   1.521 +
   1.522 +inline int   _FILE_fd(const FILE *__f) { return __f->_file; }
   1.523 +
   1.524 +//       Returns a pointer to the beginning of the buffer.
   1.525 +inline char* _FILE_I_begin(const FILE *__f) { return __f->_base; }
   1.526 +
   1.527 +//       Returns the current read/write position within the buffer.
   1.528 +inline char* _FILE_I_next(const FILE *__f) { return __f->_ptr; }
   1.529 +
   1.530 +//       Returns a pointer immediately past the end of the buffer.
   1.531 +inline char* _FILE_I_end(const FILE *__f) { return __f->_ptr + __f->_cnt; }
   1.532 +
   1.533 +//       Returns the number of characters remaining in the buffer, i.e.
   1.534 +//       _FILE_[IO]_end(__f) - _FILE_[IO]_next(__f).
   1.535 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_cnt; }
   1.536 +
   1.537 +//       Increments the current read/write position by 1, returning the
   1.538 +//       character at the NEW position.
   1.539 +inline char& _FILE_I_preincr(FILE *__f) { --__f->_cnt; return *(++__f->_ptr); }
   1.540 +
   1.541 +
   1.542 +//       Increments the current read/write position by 1, returning the
   1.543 +//       character at the old position.
   1.544 +inline char& _FILE_I_postincr(FILE *__f) { --__f->_cnt; return *(__f->_ptr++); }
   1.545 +
   1.546 +//       Decrements the current read/write position by 1, returning the
   1.547 +//       character at the NEW position.
   1.548 +inline char& _FILE_I_predecr(FILE *__f) { ++__f->_cnt; return *(--__f->_ptr); }
   1.549 +
   1.550 +//       Decrements the current read/write position by 1, returning the
   1.551 +//       character at the old position.
   1.552 +inline char& _FILE_I_postdecr(FILE *__f) { ++__f->_cnt; return *(__f->_ptr--); }
   1.553 +
   1.554 +//       Increments the current read/write position by __n.
   1.555 +inline void _FILE_I_bump(FILE *__f, int __n) { __f->_cnt -= __n; __f->_ptr += __n; }
   1.556 +
   1.557 +//       Sets the beginning of the bufer to __begin, the current read/write
   1.558 +//       position to __next, and the buffer's past-the-end pointer to __end.
   1.559 +//       If any of those pointers is null, then all of them must be null.
   1.560 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end)
   1.561 +{
   1.562 +  __f->_base = __begin;
   1.563 +  __f->_ptr = __next;
   1.564 +  __f->_cnt = __end - __next;
   1.565 +  __f->_bufsiz = __end - __begin;
   1.566 +}
   1.567 +
   1.568 +# define _STLP_FILE_I_O_IDENTICAL
   1.569 +
   1.570 +#elif defined(__MRC__) || defined(__SC__)    //*TY 02/24/2000 - added support for MPW
   1.571 +
   1.572 +inline int   _FILE_fd(const FILE *__f) { return __f->_file; }
   1.573 +
   1.574 +//       Returns a pointer to the beginning of the buffer.
   1.575 +inline char* _FILE_I_begin(const FILE *__f) { return (char*) __f->_base; }
   1.576 +
   1.577 +//       Returns the current read/write position within the buffer.
   1.578 +inline char* _FILE_I_next(const FILE *__f) { return (char*) __f->_ptr; }
   1.579 +
   1.580 +//       Returns a pointer immediately past the end of the buffer.
   1.581 +inline char* _FILE_I_end(const FILE *__f) { return (char*)__f->_end; }
   1.582 +
   1.583 +//       Returns the number of characters remaining in the buffer, i.e.
   1.584 +//       _FILE_[IO]_end(__f) - _FILE_[IO]_next(__f).
   1.585 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_cnt; }
   1.586 +
   1.587 +//       Increments the current read/write position by 1, returning the
   1.588 +//       character at the NEW position.
   1.589 +inline char& _FILE_I_preincr(FILE *__f) { --__f->_cnt; return*(char*) (++__f->_ptr); }
   1.590 +
   1.591 +
   1.592 +//       Increments the current read/write position by 1, returning the
   1.593 +//       character at the old position.
   1.594 +inline char& _FILE_I_postincr(FILE *__f) { --__f->_cnt; return*(char*) (__f->_ptr++); }
   1.595 +
   1.596 +//       Decrements the current read/write position by 1, returning the
   1.597 +//       character at the NEW position.
   1.598 +inline char& _FILE_I_predecr(FILE *__f) { ++__f->_cnt; return*(char*) (--__f->_ptr); }
   1.599 +
   1.600 +//       Decrements the current read/write position by 1, returning the
   1.601 +//       character at the old position.
   1.602 +inline char& _FILE_I_postdecr(FILE *__f) { ++__f->_cnt; return*(char*) (__f->_ptr--); }
   1.603 +
   1.604 +//       Increments the current read/write position by __n.
   1.605 +inline void _FILE_I_bump(FILE *__f, int __n) { __f->_cnt -= __n; __f->_ptr += __n; }
   1.606 +
   1.607 +//       Sets the beginning of the bufer to __begin, the current read/write
   1.608 +//       position to __next, and the buffer's past-the-end pointer to __end.
   1.609 +//       If any of those pointers is null, then all of them must be null.
   1.610 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end)
   1.611 +{
   1.612 +  __f->_base = (unsigned char*)__begin;
   1.613 +  __f->_ptr  = (unsigned char*)__next;
   1.614 +  __f->_end  = (unsigned char*)__end;
   1.615 +  __f->_cnt  = __end - __next;
   1.616 +  __f->_size = __end - __begin;
   1.617 +}
   1.618 +
   1.619 +# define _STLP_FILE_I_O_IDENTICAL
   1.620 +
   1.621 +#elif defined (__MVS__)
   1.622 +
   1.623 +typedef unsigned char* _File_ptr_type;
   1.624 +
   1.625 +inline int _FILE_fd(const FILE *__f) { return fileno(__CONST_CAST(FILE
   1.626 +                  *,__f)); }
   1.627 +inline char* _FILE_I_begin(const FILE *__f) { return (char*)
   1.628 +            __f->__fp->__bufPtr; }
   1.629 +inline char* _FILE_I_next(const FILE *__f) { return (char*)
   1.630 +                 __f->__fp->__bufPtr; }
   1.631 +inline char* _FILE_I_end(const FILE *__f)
   1.632 +{ return (char*) __f->__fp->__bufPtr + __f->__fp->__countIn; }
   1.633 +
   1.634 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return
   1.635 +                __f->__fp->__countIn; }
   1.636 +
   1.637 +inline char& _FILE_I_preincr(FILE *__f)
   1.638 +{ --__f->__fp->__countIn; return *(char*) (++__f->__fp->__bufPtr); }
   1.639 +inline char& _FILE_I_postincr(FILE *__f)
   1.640 +{ --__f->__fp->__countIn; return *(char*) (__f->__fp->__bufPtr++); }
   1.641 +inline char& _FILE_I_predecr(FILE *__f)
   1.642 +{ ++__f->__fp->__countIn; return *(char*) (--__f->__fp->__bufPtr); }
   1.643 +inline char& _FILE_I_postdecr(FILE *__f)
   1.644 +{ ++__f->__fp->__countIn; return *(char*) (__f->__fp->__bufPtr--); }
   1.645 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.646 +{ __f->__fp->__bufPtr += __n; __f->__fp->__countIn -= __n; }
   1.647 +
   1.648 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char*
   1.649 +      __end) {
   1.650 +  // __f->_base = (_File_ptr_type) __begin;
   1.651 +  if(__f->__fp) {
   1.652 +    __f->__fp->__bufPtr = (_File_ptr_type) __next;
   1.653 +    __f->__fp->__countIn = __end - __next;
   1.654 +  }
   1.655 +}
   1.656 +
   1.657 +inline char* _FILE_O_begin(const FILE *__f) { return (char*)__f->__fp->__bufPtr;}
   1.658 +inline char* _FILE_O_next(const FILE *__f) { return (char*) __f->__fp->__bufPtr;}
   1.659 +inline char* _FILE_O_end(const FILE *__f) { return (char*) __f->__fp->__bufPtr + __f->__fp->__countOut; }
   1.660 +inline ptrdiff_t _FILE_O_avail(const FILE *__f) { return __f->__fp->__countOut; }
   1.661 +
   1.662 +inline char& _FILE_O_preincr(FILE *__f)
   1.663 +{ --__f->__fp->__countOut; return *(char*) (++__f->__fp->__bufPtr); }
   1.664 +inline char& _FILE_O_postincr(FILE *__f)
   1.665 +{ --__f->__fp->__countOut; return *(char*) (__f->__fp->__bufPtr++); }
   1.666 +inline char& _FILE_O_predecr(FILE *__f)
   1.667 +{ ++__f->__fp->__countOut; return *(char*) (--__f->__fp->__bufPtr); }
   1.668 +inline char& _FILE_O_postdecr(FILE *__f)
   1.669 +{ ++__f->__fp->__countOut; return *(char*) (__f->__fp->__bufPtr--); }
   1.670 +inline void _FILE_O_bump(FILE *__f, int __n)
   1.671 +{ __f->__fp->__bufPtr += __n; __f->__fp->__countOut -= __n; }
   1.672 +
   1.673 +inline void _FILE_O_set(FILE *__f, char* __begin, char* __next, char*
   1.674 +      __end) {
   1.675 +  // __f->_base = (_File_ptr_type) __begin;
   1.676 +  if(__f->__fp) {
   1.677 +    __f->__fp->__bufPtr = (_File_ptr_type) __next;
   1.678 +    __f->__fp->__countOut = __end - __next;
   1.679 +  }
   1.680 +}
   1.681 +
   1.682 +#elif defined(__QNXNTO__)
   1.683 +
   1.684 +inline int _FILE_fd(const FILE *__f) { return __f->_handle;
   1.685 +}
   1.686 +inline char* _FILE_I_begin(const FILE *__f) { return
   1.687 +                                                (char*) __f->_base; }
   1.688 +inline char* _FILE_I_next(const FILE *__f) { return
   1.689 +                                               (char*) __f->_ptr; }
   1.690 +inline char* _FILE_I_end(const FILE *__f)
   1.691 +{ return (char*) __f->_ptr + __f->_cnt; }
   1.692 +
   1.693 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return
   1.694 +                                                    __f->_cnt; }
   1.695 +
   1.696 +inline char& _FILE_I_preincr(FILE *__f)
   1.697 +{ --__f->_cnt; return *(char*) (++__f->_ptr); }
   1.698 +inline char& _FILE_I_postincr(FILE *__f)
   1.699 +{ --__f->_cnt; return *(char*) (__f->_ptr++); }
   1.700 +inline char& _FILE_I_predecr(FILE *__f)
   1.701 +{ ++__f->_cnt; return *(char*) (--__f->_ptr); }
   1.702 +inline char& _FILE_I_postdecr(FILE *__f)
   1.703 +{ ++__f->_cnt; return *(char*) (__f->_ptr--); }
   1.704 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.705 +{ __f->_ptr += __n; __f->_cnt -= __n; }
   1.706 +
   1.707 +inline void _FILE_I_set(FILE *__f, char* __begin, char*
   1.708 +                        __next, char*
   1.709 +                        __end) {
   1.710 +  __f->_base = (unsigned char*) __begin;
   1.711 +  __f->_ptr = (unsigned char*) __next;
   1.712 +  __f->_cnt = __end - __next;
   1.713 +}
   1.714 +
   1.715 +# define _STLP_FILE_I_O_IDENTICAL
   1.716 +
   1.717 +#elif defined(__WATCOMC__)                   // Nikolaev
   1.718 +
   1.719 +inline int       _FILE_fd      (const FILE *__f) { return __f->_handle;}
   1.720 +inline char*     _FILE_I_begin (const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_link); }
   1.721 +inline char*     _FILE_I_next  (const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_ptr); }
   1.722 +inline char*     _FILE_I_end   (const FILE *__f) { return __REINTERPRET_CAST(char*, __f->_ptr + __f->_cnt); }
   1.723 +inline ptrdiff_t _FILE_I_avail (const FILE *__f) { return __f->_cnt; }
   1.724 +
   1.725 +inline char& _FILE_I_preincr(FILE *__f)
   1.726 +{
   1.727 +  --__f->_cnt;
   1.728 +  return *__REINTERPRET_CAST(char*, ++__f->_ptr);
   1.729 +}
   1.730 +
   1.731 +inline char& _FILE_I_postincr(FILE *__f)
   1.732 +{
   1.733 +  --__f->_cnt;
   1.734 +  return *__REINTERPRET_CAST(char*, __f->_ptr++);
   1.735 +}
   1.736 +
   1.737 +inline char& _FILE_I_predecr(FILE *__f)
   1.738 +{
   1.739 +  ++__f->_cnt;
   1.740 +  return *__REINTERPRET_CAST(char*, --__f->_ptr);
   1.741 +}
   1.742 +
   1.743 +inline char& _FILE_I_postdecr(FILE *__f)
   1.744 +{
   1.745 +  ++__f->_cnt;
   1.746 +  return *__REINTERPRET_CAST(char*, __f->_ptr--);
   1.747 +}
   1.748 +
   1.749 +inline void _FILE_I_bump(FILE *__f, int __n)
   1.750 +{
   1.751 +  __f->_ptr += __n;
   1.752 +  __f->_cnt -= __n;
   1.753 +}
   1.754 +
   1.755 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end)
   1.756 +{
   1.757 +  __f->_link = __REINTERPRET_CAST(__stream_link*, __begin);
   1.758 +  __f->_ptr  = __REINTERPRET_CAST(unsigned char*, __next);
   1.759 +  __f->_cnt  = __end - __next;
   1.760 +}
   1.761 +
   1.762 +# define _STLP_FILE_I_O_IDENTICAL
   1.763 +
   1.764 +#elif defined (__Lynx__)
   1.765 +
   1.766 +// the prototypes are taken from LynxOS patch for STLport 4.0
   1.767 +inline int   _FILE_fd(const FILE *__f) { return __f->_fd; }
   1.768 +inline char* _FILE_I_begin(const FILE *__f) { return (char*) __f->_base; }
   1.769 +inline char* _FILE_I_next(const FILE *__f) { return (char*) __f->_ptr; }
   1.770 +inline char* _FILE_I_end(const FILE *__f)
   1.771 +  { return (char*) __f->_ptr + __f->_cnt; }
   1.772 +
   1.773 +inline ptrdiff_t _FILE_I_avail(const FILE *__f) { return __f->_cnt; }
   1.774 +
   1.775 +inline char& _FILE_I_preincr(FILE *__f)
   1.776 +  { --__f->_cnt; return *(char*) (++__f->_ptr); }
   1.777 +inline char& _FILE_I_postincr(FILE *__f)
   1.778 +  { --__f->_cnt; return *(char*) (__f->_ptr++); }
   1.779 +inline char& _FILE_I_predecr(FILE *__f)
   1.780 +   { ++__f->_cnt; return *(char*) (--__f->_ptr); }
   1.781 +inline char& _FILE_I_postdecr(FILE *__f)
   1.782 +  { ++__f->_cnt; return *(char*) (__f->_ptr--); }
   1.783 +inline void  _FILE_I_bump(FILE *__f, int __n)
   1.784 +  { __f->_ptr += __n; __f->_cnt -= __n; }
   1.785 +
   1.786 +inline void _FILE_I_set(FILE *__f, char* __begin, char* __next, char* __end) {
   1.787 +  __f->_base = __begin;
   1.788 +  __f->_ptr  = __next;
   1.789 +  __f->_cnt  = __end - __next;
   1.790 +}
   1.791 +# define _STLP_FILE_I_O_IDENTICAL
   1.792 +
   1.793 +#else  /* A C library that we don't have an implementation for. */
   1.794 +
   1.795 +# error The C++ I/O library is not configured for this compiler
   1.796 +
   1.797 +#endif
   1.798 +
   1.799 +
   1.800 +// For most stdio's , input and output FILE manipulation is identical.
   1.801 +# ifdef _STLP_FILE_I_O_IDENTICAL
   1.802 +inline char* _FILE_O_begin(const FILE *__f) { return _FILE_I_begin(__f); }
   1.803 +inline char* _FILE_O_next(const FILE *__f)  { return _FILE_I_next(__f); }
   1.804 +inline char* _FILE_O_end(const FILE *__f)   { return _FILE_I_end(__f); }
   1.805 +
   1.806 +inline ptrdiff_t _FILE_O_avail(const FILE *__f) { return _FILE_I_avail(__f); }
   1.807 +
   1.808 +inline char& _FILE_O_preincr(FILE *__f)  { return _FILE_I_preincr(__f); }
   1.809 +inline char& _FILE_O_postincr(FILE *__f) { return _FILE_I_postincr(__f); }
   1.810 +inline char& _FILE_O_predecr(FILE *__f)  { return _FILE_I_predecr(__f); }
   1.811 +inline char& _FILE_O_postdecr(FILE *__f) { return _FILE_I_postdecr(__f); }
   1.812 +
   1.813 +inline void  _FILE_O_bump(FILE *__f, int __n) { _FILE_I_bump(__f, __n); }
   1.814 +inline void _FILE_O_set(FILE *__f, char* __begin, char* __next, char* __end)
   1.815 +  { _FILE_I_set(__f, __begin, __next, __end); }
   1.816 +# endif
   1.817 +
   1.818 +_STLP_END_NAMESPACE
   1.819 +
   1.820 +#endif /* _STLP_STDIO_FILE_H */
   1.821 +
   1.822 +// Local Variables:
   1.823 +// mode:C++
   1.824 +// End: