xref: /titanic_41/usr/src/lib/libast/common/stdio/fgetwc.c (revision 24a1f0af9f770e0e795ef1fa1c6dece8dd8dc959)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5 *                      and is licensed under the                       *
6 *                  Common Public License, Version 1.0                  *
7 *                      by AT&T Knowledge Ventures                      *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                  David Korn <dgk@research.att.com>                   *
19 *                   Phong Vo <kpv@research.att.com>                    *
20 *                                                                      *
21 ***********************************************************************/
22 #pragma prototyped
23 
24 #include "stdhdr.h"
25 
26 wint_t
27 fgetwc(Sfio_t* f)
28 {
29 	wchar_t	c;
30 
31 	STDIO_INT(f, "fgetwc", wint_t, (Sfio_t*), (f))
32 
33 	FWIDE(f, WEOF);
34 	return (sfread(f, &c, sizeof(c)) == sizeof(c)) ? c : WEOF;
35 }
36