ftruncate.c

来自「T-kernel 的extension源代码」· C语言 代码 · 共 39 行

/*
 *----------------------------------------------------------------------
 *    T-Kernel / Standard Extension
 *
 *    Copyright (C) 2006 by Ken Sakamura. All rights reserved.
 *    T-Kernel / Standard Extension is distributed 
 *      under the T-License for T-Kernel / Standard Extension.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2006/8/11.
 *
 *----------------------------------------------------------------------
 */

/*
 *	@(#)ftruncate.c (seio) 
 *
 */

#include <basic.h>
#include <seio/unistd.h>
#include <extension/seio.h>
#include <extension/errno.h>
#include <errno.h>
#include "sfimport.h"

EXPORT int ftruncate( int fd, off_t length )
{
	ER	err;

	err = tkse_ftruncate(fd, length);
	if ( err < E_OK ) {
		errno = toSFERRNO(err);
		return -1;
	}
	return 0;
}