Home | History | Annotate | Line # | Download | only in stdio 
      1 /* $NetBSD: compat_fgetpos.c,v 1.1 2012/01/22 18:36:18 christos Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This code is derived from software contributed to Berkeley by
      8  * Chris Torek.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. Neither the name of the University nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  *
     34  * Original version ID:
     35  * NetBSD: fgetpos.c,v 1.11 2003/08/07 16:43:23 agc Exp
     36  */
     37 
     38 #include <sys/cdefs.h>
     39 #if defined(LIBC_SCCS) && !defined(lint)
     40 __RCSID("$NetBSD: compat_fgetpos.c,v 1.1 2012/01/22 18:36:18 christos Exp $");
     41 #endif /* LIBC_SCCS and not lint */
     42 
     43 #define __LIBC12_SOURCE__
     44 
     45 #include "namespace.h"
     46 #include <sys/types.h>
     47 
     48 #include <assert.h>
     49 #include <stdio.h>
     50 #include <compat/include/stdio.h>
     51 
     52 #ifdef __warn_references
     53 __warn_references(fgetpos,
     54     "warning: reference to compatibility fgetpos(); include <stdio.h> for correct reference")
     55 #endif
     56 
     57 int
     58 fgetpos(FILE * __restrict fp, off_t * __restrict pos)
     59 {
     60 	_DIAGASSERT(fp != NULL);
     61 	_DIAGASSERT(pos != NULL);
     62 
     63 	return (*pos = ftello(fp)) == (off_t)-1;
     64 }
     65