text: /* Copyright (c) 2002, 2005, Joerg Wunsch
     All rights reserved.
  
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions are met:
  
     * Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
     * Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in
       the documentation and/or other materials provided with the
       distribution.
     * Neither the name of the copyright holders nor the names of
       contributors may be used to endorse or promote products derived
       from this software without specific prior written permission.
  
    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    POSSIBILITY OF SUCH DAMAGE.
  */
  
  /* $Id: fgetc.c 1944 2009-04-01 23:12:20Z arcanum $ */
  
  #include <stdio.h>
  #include "sectionname.h"
  #include "stdio_private.h"
  
  ATTRIBUTE_CLIB_SECTION
  int
  fgetc(FILE *stream)
  {
  	int rv;
  
  	if ((stream->flags & __SRD) == 0)
  		return EOF;
  
  	if ((stream->flags & __SUNGET) != 0) {
  		stream->flags &= ~__SUNGET;
  		stream->len++;
  		return stream->unget;
  	}
  
  	if (stream->flags & __SSTR) {
  		rv = *stream->buf;
  		if (rv == '\0') {
  			stream->flags |= __SEOF;
  			return EOF;
  		} else {
  			stream->buf++;
  		}
  	} else {
  		rv = stream->get(stream);
  		if (rv < 0) {
  			/* if != _FDEV_ERR, assume it's _FDEV_EOF */
  			stream->flags |= (rv == _FDEV_ERR)? __SERR: __SEOF;
  			return EOF;
  		}
  	}
  
  	stream->len++;
  	return (unsigned char)rv;
  }
  
  