1e74101e4STim J. Robbins /*- 2*d915a14eSPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3*d915a14eSPedro F. Giffuni * 4e74101e4STim J. Robbins * Copyright (c) 2002 Tim J. Robbins. 5e74101e4STim J. Robbins * All rights reserved. 6e74101e4STim J. Robbins * 7e74101e4STim J. Robbins * Redistribution and use in source and binary forms, with or without 8e74101e4STim J. Robbins * modification, are permitted provided that the following conditions 9e74101e4STim J. Robbins * are met: 10e74101e4STim J. Robbins * 1. Redistributions of source code must retain the above copyright 11e74101e4STim J. Robbins * notice, this list of conditions and the following disclaimer. 12e74101e4STim J. Robbins * 2. Redistributions in binary form must reproduce the above copyright 13e74101e4STim J. Robbins * notice, this list of conditions and the following disclaimer in the 14e74101e4STim J. Robbins * documentation and/or other materials provided with the distribution. 15e74101e4STim J. Robbins * 16e74101e4STim J. Robbins * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17e74101e4STim J. Robbins * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18e74101e4STim J. Robbins * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19e74101e4STim J. Robbins * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20e74101e4STim J. Robbins * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21e74101e4STim J. Robbins * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22e74101e4STim J. Robbins * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23e74101e4STim J. Robbins * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24e74101e4STim J. Robbins * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25e74101e4STim J. Robbins * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26e74101e4STim J. Robbins * SUCH DAMAGE. 27e74101e4STim J. Robbins */ 28e74101e4STim J. Robbins 29e74101e4STim J. Robbins #include <sys/cdefs.h> 30e74101e4STim J. Robbins __FBSDID("$FreeBSD$"); 31e74101e4STim J. Robbins 32e74101e4STim J. Robbins #include "namespace.h" 33e74101e4STim J. Robbins #include <errno.h> 34e74101e4STim J. Robbins #include <stdio.h> 35e74101e4STim J. Robbins #include <wchar.h> 36e74101e4STim J. Robbins #include "un-namespace.h" 37e74101e4STim J. Robbins #include "libc_private.h" 38e74101e4STim J. Robbins #include "local.h" 39e74101e4STim J. Robbins 40e74101e4STim J. Robbins int 41e74101e4STim J. Robbins fwide(FILE *fp, int mode) 42e74101e4STim J. Robbins { 43e74101e4STim J. Robbins int m; 44e74101e4STim J. Robbins 45e74101e4STim J. Robbins FLOCKFILE(fp); 46e74101e4STim J. Robbins /* Only change the orientation if the stream is not oriented yet. */ 471e98f887SJohn Baldwin if (mode != 0 && fp->_orientation == 0) 481e98f887SJohn Baldwin fp->_orientation = mode > 0 ? 1 : -1; 491e98f887SJohn Baldwin m = fp->_orientation; 50e74101e4STim J. Robbins FUNLOCKFILE(fp); 51e74101e4STim J. Robbins 52e74101e4STim J. Robbins return (m); 53e74101e4STim J. Robbins } 54