xref: /titanic_51/usr/src/lib/libast/common/stdio/fgetws.c (revision 3e14f97f673e8a630f076077de35afdd43dc1587)
1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin *                                                                      *
3da2e3ebdSchin *               This software is part of the ast package               *
4*3e14f97fSRoger A. Faulkner *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5da2e3ebdSchin *                      and is licensed under the                       *
6da2e3ebdSchin *                  Common Public License, Version 1.0                  *
77c2fbfb3SApril Chin *                    by AT&T Intellectual Property                     *
8da2e3ebdSchin *                                                                      *
9da2e3ebdSchin *                A copy of the License is available at                 *
10da2e3ebdSchin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11da2e3ebdSchin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12da2e3ebdSchin *                                                                      *
13da2e3ebdSchin *              Information and Software Systems Research               *
14da2e3ebdSchin *                            AT&T Research                             *
15da2e3ebdSchin *                           Florham Park NJ                            *
16da2e3ebdSchin *                                                                      *
17da2e3ebdSchin *                 Glenn Fowler <gsf@research.att.com>                  *
18da2e3ebdSchin *                  David Korn <dgk@research.att.com>                   *
19da2e3ebdSchin *                   Phong Vo <kpv@research.att.com>                    *
20da2e3ebdSchin *                                                                      *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin 
24da2e3ebdSchin #include "stdhdr.h"
25da2e3ebdSchin 
26da2e3ebdSchin wchar_t*
fgetws(wchar_t * s,int n,Sfio_t * f)27da2e3ebdSchin fgetws(wchar_t* s, int n, Sfio_t* f)
28da2e3ebdSchin {
29da2e3ebdSchin 	register wchar_t*	p = s;
30da2e3ebdSchin 	register wchar_t*	e = s + n - 1;
31da2e3ebdSchin 	register wint_t		c;
32da2e3ebdSchin 
33da2e3ebdSchin 	STDIO_PTR(f, "fgets", wchar_t*, (wchar_t*, int, Sfio_t*), (s, n, f))
34da2e3ebdSchin 
35da2e3ebdSchin 	FWIDE(f, 0);
36da2e3ebdSchin 	while (p < e && (c = fgetwc(f)) != WEOF && (*p++ = c) != '\n');
37da2e3ebdSchin 	*p = 0;
38da2e3ebdSchin 	return s;
39da2e3ebdSchin }
40da2e3ebdSchin 
41da2e3ebdSchin wchar_t*
getws(wchar_t * s)42da2e3ebdSchin getws(wchar_t* s)
43da2e3ebdSchin {
44da2e3ebdSchin 	register wchar_t*	p = s;
45da2e3ebdSchin 	register wchar_t*	e = s + BUFSIZ - 1;
46da2e3ebdSchin 	register wint_t		c;
47da2e3ebdSchin 
48da2e3ebdSchin 	FWIDE(sfstdin, 0);
49da2e3ebdSchin 	while (p < e && (c = fgetwc(sfstdin)) != WEOF && (*p++ = c) != '\n');
50da2e3ebdSchin 	*p = 0;
51da2e3ebdSchin 	return s;
52da2e3ebdSchin }
53