xref: /titanic_50/usr/src/lib/libast/common/stdio/fgetws.c (revision 275c9da86e89f8abf71135cf63d9fc23671b2e60)
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 wchar_t*
27 fgetws(wchar_t* s, int n, Sfio_t* f)
28 {
29 	register wchar_t*	p = s;
30 	register wchar_t*	e = s + n - 1;
31 	register wint_t		c;
32 
33 	STDIO_PTR(f, "fgets", wchar_t*, (wchar_t*, int, Sfio_t*), (s, n, f))
34 
35 	FWIDE(f, 0);
36 	while (p < e && (c = fgetwc(f)) != WEOF && (*p++ = c) != '\n');
37 	*p = 0;
38 	return s;
39 }
40 
41 wchar_t*
42 getws(wchar_t* s)
43 {
44 	register wchar_t*	p = s;
45 	register wchar_t*	e = s + BUFSIZ - 1;
46 	register wint_t		c;
47 
48 	FWIDE(sfstdin, 0);
49 	while (p < e && (c = fgetwc(sfstdin)) != WEOF && (*p++ = c) != '\n');
50 	*p = 0;
51 	return s;
52 }
53