1 /****************************************************************************
2 * Copyright 2018-2019,2020 Thomas E. Dickey *
3 * Copyright 1998-2009,2011 Free Software Foundation, Inc. *
4 * *
5 * Permission is hereby granted, free of charge, to any person obtaining a *
6 * copy of this software and associated documentation files (the *
7 * "Software"), to deal in the Software without restriction, including *
8 * without limitation the rights to use, copy, modify, merge, publish, *
9 * distribute, distribute with modifications, sublicense, and/or sell *
10 * copies of the Software, and to permit persons to whom the Software is *
11 * furnished to do so, subject to the following conditions: *
12 * *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
15 * *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * *
24 * Except as contained in this notice, the name(s) of the above copyright *
25 * holders shall not be used in advertising or otherwise to promote the *
26 * sale, use or other dealings in this Software without prior written *
27 * authorization. *
28 ****************************************************************************/
29
30 /****************************************************************************
31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
32 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
33 ****************************************************************************/
34
35 /*
36 ** lib_scanw.c
37 **
38 ** The routines scanw(), wscanw() and friends.
39 **
40 */
41
42 #include <curses.priv.h>
43
44 MODULE_ID("$Id: lib_scanw.c,v 1.19 2020/02/02 23:34:34 tom Exp $")
45
NCURSES_EXPORT(int)46 NCURSES_EXPORT(int)
47 vwscanw(WINDOW *win, const char *fmt, va_list argp)
48 {
49 char buf[BUFSIZ];
50 int code = ERR;
51
52 if (wgetnstr(win, buf, (int) sizeof(buf) - 1) != ERR) {
53 if ((code = vsscanf(buf, fmt, argp)) == EOF) {
54 code = ERR;
55 }
56 }
57
58 return code;
59 }
60
61 NCURSES_EXPORT(int)
vw_scanw(WINDOW * win,const char * fmt,va_list argp)62 vw_scanw(WINDOW *win, const char *fmt, va_list argp)
63 {
64 char buf[BUFSIZ];
65 int code = ERR;
66
67 if (wgetnstr(win, buf, (int) sizeof(buf) - 1) != ERR) {
68 if ((code = vsscanf(buf, fmt, argp)) == EOF) {
69 code = ERR;
70 }
71 }
72
73 return code;
74 }
75
76 NCURSES_EXPORT(int)
scanw(const char * fmt,...)77 scanw(const char *fmt, ...)
78 {
79 int code;
80 va_list ap;
81
82 T(("scanw(\"%s\",...) called", fmt));
83
84 va_start(ap, fmt);
85 code = vw_scanw(stdscr, fmt, ap);
86 va_end(ap);
87 return (code);
88 }
89
90 NCURSES_EXPORT(int)
wscanw(WINDOW * win,const char * fmt,...)91 wscanw(WINDOW *win, const char *fmt, ...)
92 {
93 int code;
94 va_list ap;
95
96 T(("wscanw(%p,\"%s\",...) called", (void *) win, fmt));
97
98 va_start(ap, fmt);
99 code = vw_scanw(win, fmt, ap);
100 va_end(ap);
101 return (code);
102 }
103
104 NCURSES_EXPORT(int)
mvscanw(int y,int x,const char * fmt,...)105 mvscanw(int y, int x, const char *fmt, ...)
106 {
107 int code;
108 va_list ap;
109
110 va_start(ap, fmt);
111 code = (move(y, x) == OK) ? vw_scanw(stdscr, fmt, ap) : ERR;
112 va_end(ap);
113 return (code);
114 }
115
116 NCURSES_EXPORT(int)
mvwscanw(WINDOW * win,int y,int x,const char * fmt,...)117 mvwscanw(WINDOW *win, int y, int x, const char *fmt, ...)
118 {
119 int code;
120 va_list ap;
121
122 va_start(ap, fmt);
123 code = (wmove(win, y, x) == OK) ? vw_scanw(win, fmt, ap) : ERR;
124 va_end(ap);
125 return (code);
126 }
127