14297a3b0SGarrett D'Amore /* 2*6b5e5868SGarrett D'Amore * Copyright 2010 Nexenta Systems, Inc. All rights reserved. 34297a3b0SGarrett D'Amore * Copyright (c) 2002 Tim J. Robbins. 44297a3b0SGarrett D'Amore * All rights reserved. 54297a3b0SGarrett D'Amore * 64297a3b0SGarrett D'Amore * Redistribution and use in source and binary forms, with or without 74297a3b0SGarrett D'Amore * modification, are permitted provided that the following conditions 84297a3b0SGarrett D'Amore * are met: 94297a3b0SGarrett D'Amore * 1. Redistributions of source code must retain the above copyright 104297a3b0SGarrett D'Amore * notice, this list of conditions and the following disclaimer. 114297a3b0SGarrett D'Amore * 2. Redistributions in binary form must reproduce the above copyright 124297a3b0SGarrett D'Amore * notice, this list of conditions and the following disclaimer in the 134297a3b0SGarrett D'Amore * documentation and/or other materials provided with the distribution. 144297a3b0SGarrett D'Amore * 154297a3b0SGarrett D'Amore * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 164297a3b0SGarrett D'Amore * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 174297a3b0SGarrett D'Amore * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 184297a3b0SGarrett D'Amore * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 194297a3b0SGarrett D'Amore * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 204297a3b0SGarrett D'Amore * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 214297a3b0SGarrett D'Amore * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 224297a3b0SGarrett D'Amore * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 234297a3b0SGarrett D'Amore * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 244297a3b0SGarrett D'Amore * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 254297a3b0SGarrett D'Amore * SUCH DAMAGE. 264297a3b0SGarrett D'Amore */ 274297a3b0SGarrett D'Amore 284297a3b0SGarrett D'Amore #include "lint.h" 294297a3b0SGarrett D'Amore #include "mse_int.h" 304297a3b0SGarrett D'Amore #include "file64.h" 314297a3b0SGarrett D'Amore #include "mse.h" 324297a3b0SGarrett D'Amore #include <errno.h> 334297a3b0SGarrett D'Amore #include <stdio.h> 344297a3b0SGarrett D'Amore #include <wchar.h> 354297a3b0SGarrett D'Amore #include "mblocal.h" 364297a3b0SGarrett D'Amore 374297a3b0SGarrett D'Amore int 384297a3b0SGarrett D'Amore fwide(FILE *fp, int mode) 394297a3b0SGarrett D'Amore { 404297a3b0SGarrett D'Amore int m; 414297a3b0SGarrett D'Amore rmutex_t *lk; 424297a3b0SGarrett D'Amore 434297a3b0SGarrett D'Amore FLOCKFILE(lk, fp); 444297a3b0SGarrett D'Amore /* Only change the orientation if the stream is not oriented yet. */ 454297a3b0SGarrett D'Amore m = _getorientation(fp); 464297a3b0SGarrett D'Amore if (mode != 0 && m == _NO_MODE) 474297a3b0SGarrett D'Amore _setorientation(fp, (mode > 0) ? _WC_MODE : _BYTE_MODE); 484297a3b0SGarrett D'Amore FUNLOCKFILE(lk); 494297a3b0SGarrett D'Amore 504297a3b0SGarrett D'Amore switch (m) { 514297a3b0SGarrett D'Amore case _WC_MODE: 524297a3b0SGarrett D'Amore mode = 1; 534297a3b0SGarrett D'Amore break; 544297a3b0SGarrett D'Amore case _NO_MODE: 554297a3b0SGarrett D'Amore mode = 0; 564297a3b0SGarrett D'Amore break; 574297a3b0SGarrett D'Amore case _BYTE_MODE: 584297a3b0SGarrett D'Amore mode = -1; 594297a3b0SGarrett D'Amore break; 604297a3b0SGarrett D'Amore } 614297a3b0SGarrett D'Amore 624297a3b0SGarrett D'Amore return (mode); 634297a3b0SGarrett D'Amore } 64