xref: /openbsd-src/lib/libcurses/base/lib_scanw.c (revision 92dd1ec0a89df25171bc5d61a3d95ea1a68cef0b)
1 /*	$OpenBSD: lib_scanw.c,v 1.1 1999/01/18 19:09:58 millert Exp $	*/
2 
3 /****************************************************************************
4  * Copyright (c) 1998 Free Software Foundation, Inc.                        *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 
37 
38 /*
39 **	lib_scanw.c
40 **
41 **	The routines scanw(), wscanw() and friends.
42 **
43 */
44 
45 #include <curses.priv.h>
46 
47 MODULE_ID("$From: lib_scanw.c,v 1.8 1998/04/11 22:54:18 tom Exp $")
48 
49 #if !HAVE_VSSCANF
50 #if defined(__QNX__)
51 extern int vsscanf(const char *str, const char *format, __va_list __arg);
52 #else
53 extern int vsscanf(const char *str, const char *format, ...);
54 #endif
55 #endif
56 
57 int vwscanw(WINDOW *win, NCURSES_CONST char *fmt, va_list argp)
58 {
59 char buf[BUFSIZ];
60 
61 	if (wgetnstr(win, buf, sizeof(buf)-1) == ERR)
62 	    return(ERR);
63 
64 	return(vsscanf(buf, fmt, argp));
65 }
66 
67 int scanw(NCURSES_CONST char *fmt, ...)
68 {
69 int code;
70 va_list ap;
71 
72 	T(("scanw(\"%s\",...) called", fmt));
73 
74 	va_start(ap, fmt);
75 	code = vwscanw(stdscr, fmt, ap);
76 	va_end(ap);
77 	return (code);
78 }
79 
80 int wscanw(WINDOW *win, NCURSES_CONST char *fmt, ...)
81 {
82 int code;
83 va_list ap;
84 
85 	T(("wscanw(%p,\"%s\",...) called", win, fmt));
86 
87 	va_start(ap, fmt);
88 	code = vwscanw(win, fmt, ap);
89 	va_end(ap);
90 	return (code);
91 }
92 
93 int mvscanw(int y, int x, NCURSES_CONST char *fmt, ...)
94 {
95 int code;
96 va_list ap;
97 
98 	va_start(ap, fmt);
99 	code = (move(y, x) == OK) ? vwscanw(stdscr, fmt, ap) : ERR;
100 	va_end(ap);
101 	return (code);
102 }
103 
104 int mvwscanw(WINDOW *win, int y, int x, NCURSES_CONST char *fmt, ...)
105 {
106 int code;
107 va_list ap;
108 
109 	va_start(ap, fmt);
110 	code = (wmove(win, y, x) == OK) ? vwscanw(win, fmt, ap) : ERR;
111 	va_end(ap);
112 	return (code);
113 }
114