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Rev 4874 Rev 4921
Line 101... Line 101...
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       char *buf          _AND
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       char *buf          _AND
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       register int mode  _AND
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       register int mode  _AND
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       register size_t size)
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       register size_t size)
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{
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{
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  int ret = 0;
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  int ret = 0;
- 
 
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  struct _reent *reent = _REENT;
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  CHECK_INIT (_REENT, fp);
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  CHECK_INIT (reent, fp);
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 109 
 
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  _flockfile (fp);
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  _newlib_flockfile_start (fp);
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 111 
 
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  /*
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  /*
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   * Verify arguments.  The `int' limit on `size' is due to this
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   * Verify arguments.  The `int' limit on `size' is due to this
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   * particular implementation.
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   * particular implementation.
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   */
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   */
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 116 
 
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  if ((mode != _IOFBF && mode != _IOLBF && mode != _IONBF) || (int)(_POINTER_INT) size < 0)
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  if ((mode != _IOFBF && mode != _IOLBF && mode != _IONBF) || (int)(_POINTER_INT) size < 0)
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    {
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    {
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      _funlockfile (fp);
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      _newlib_flockfile_exit (fp);
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      return (EOF);
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      return (EOF);
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    }
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    }
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 122 
 
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  /*
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  /*
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   * Write current buffer, if any; drop read count, if any.
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   * Write current buffer, if any; drop read count, if any.
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   * Make sure putc() will not think fp is line buffered.
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   * Make sure putc() will not think fp is line buffered.
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   * Free old buffer if it was from malloc().  Clear line and
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   * Free old buffer if it was from malloc().  Clear line and
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   * non buffer flags, and clear malloc flag.
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   * non buffer flags, and clear malloc flag.
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   */
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   */
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 129 
 
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  _fflush_r (_REENT, fp);
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  _fflush_r (reent, fp);
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  fp->_r = 0;
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  fp->_r = 0;
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nbf:
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nbf:
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          fp->_flags |= __SNBF;
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          fp->_flags |= __SNBF;
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          fp->_w = 0;
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          fp->_w = 0;
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          fp->_bf._base = fp->_p = fp->_nbuf;
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          fp->_bf._base = fp->_p = fp->_nbuf;
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          fp->_bf._size = 1;
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          fp->_bf._size = 1;
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          _funlockfile (fp);
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          _newlib_flockfile_exit (fp);
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          return (ret);
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          return (ret);
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        }
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        }
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      fp->_flags |= __SMBF;
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      fp->_flags |= __SMBF;
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    }
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    }
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  /*
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  /*
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      fp->_lbfsize = buf ? -size : 0;
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      fp->_lbfsize = buf ? -size : 0;
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      /* FALLTHROUGH */
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      /* FALLTHROUGH */
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 181 
 
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    case _IOFBF:
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    case _IOFBF:
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      /* no flag */
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      /* no flag */
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      _REENT->__cleanup = _cleanup_r;
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      reent->__cleanup = _cleanup_r;
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      fp->_bf._base = fp->_p = (unsigned char *) buf;
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      fp->_bf._base = fp->_p = (unsigned char *) buf;
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      fp->_bf._size = size;
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      fp->_bf._size = size;
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      break;
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      break;
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   */
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   */
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 193 
 
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  if (fp->_flags & __SWR)
 194 
  if (fp->_flags & __SWR)
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    fp->_w = fp->_flags & (__SLBF | __SNBF) ? 0 : size;
 195 
    fp->_w = fp->_flags & (__SLBF | __SNBF) ? 0 : size;
195 
 
 196 
 
196 
  _funlockfile (fp);
 197 
  _newlib_flockfile_end (fp);