1 /*
2 * Copyright (c) 1981, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #ifndef lint
31 static char sccsid[] = "@(#)scanw.c 8.3 (Berkeley) 5/4/94";
32 #endif /* not lint */
33
34 /*
35 * scanw and friends.
36 */
37
38 #include <stdarg.h>
39
40 #include "curses.h"
41
42 /*
43 * scanw --
44 * Implement a scanf on the standard screen.
45 */
46 int
scanw(const char * fmt,...)47 scanw(const char *fmt, ...)
48 {
49 va_list ap;
50 int ret;
51
52 va_start(ap, fmt);
53 ret = vwscanw(stdscr, fmt, ap);
54 va_end(ap);
55 return (ret);
56 }
57
58 /*
59 * wscanw --
60 * Implements a scanf on the given window.
61 */
62 int
wscanw(WINDOW * win,const char * fmt,...)63 wscanw(WINDOW *win, const char *fmt, ...)
64 {
65 va_list ap;
66 int ret;
67
68 va_start(ap, fmt);
69 ret = vwscanw(win, fmt, ap);
70 va_end(ap);
71 return (ret);
72 }
73
74 /*
75 * mvscanw, mvwscanw --
76 * Implement the mvscanw commands. Due to the variable number of
77 * arguments, they cannot be macros. Another sigh....
78 */
79 int
mvscanw(register int y,register int x,const char * fmt,...)80 mvscanw(register int y, register int x, const char *fmt,...)
81 {
82 va_list ap;
83 int ret;
84
85 if (move(y, x) != OK)
86 return (ERR);
87 va_start(ap, fmt);
88 ret = vwscanw(stdscr, fmt, ap);
89 va_end(ap);
90 return (ret);
91 }
92
93 int
mvwscanw(register WINDOW * win,register int y,register int x,const char * fmt,...)94 mvwscanw(register WINDOW * win, register int y, register int x,
95 const char *fmt, ...)
96 {
97 va_list ap;
98 int ret;
99
100 if (move(y, x) != OK)
101 return (ERR);
102 va_start(ap, fmt);
103 ret = vwscanw(win, fmt, ap);
104 va_end(ap);
105 return (ret);
106 }
107
108 /*
109 * vwscanw --
110 * This routine actually executes the scanf from the window.
111 */
112 int
vwscanw(win,fmt,ap)113 vwscanw(win, fmt, ap)
114 WINDOW *win;
115 const char *fmt;
116 va_list ap;
117 {
118
119 char buf[1024];
120
121 return (wgetstr(win, buf) == OK ?
122 vsscanf(buf, fmt, ap) : ERR);
123 }
124