newlib/libgloss/mcore/lseek.c

32 lines
989 B
C

/* lseek.c -- move read/write pointer.
*
* Copyright (c) 1995, 1999 Cygnus Support
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include <sys/types.h>
#include <errno.h>
#include "glue.h"
/*
* lseek -- Since a serial port is non-seekable, we return an error.
*/
off_t
_DEFUN (_lseek, (fd, offset, whence),
int fd _AND
off_t offset _AND
int whence)
{
errno = ESPIPE;
return ((off_t)-1);
}