lib_in_wchnstr.c revision 166124 
1/****************************************************************************
2 * Copyright (c) 2002,2004 Free Software Foundation, Inc.                   *
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28
29/****************************************************************************
30 * Author: Thomas Dickey 2002,2004                                          *
31 ****************************************************************************/
32
33/*
34**	lib_in_wchnstr.c
35**
36**	The routine win_wchnstr().
37**
38*/
39
40#include <curses.priv.h>
41
42MODULE_ID("$Id: lib_in_wchnstr.c,v 1.3 2004/05/16 00:12:30 tom Exp $")
43
44NCURSES_EXPORT(int)
45win_wchnstr(WINDOW *win, cchar_t * wchstr, int n)
46{
47    int code = OK;
48
49    TR(TRACE_CALLS, (T_CALLED("win_wchnstr(%p,%p,%d)"), win, wchstr, n));
50    if (win != 0
51	&& wchstr != 0) {
52	int row, col;
53	int j;
54
55	getyx(win, row, col);
56
57	if (n < 0) {
58	    n = getmaxx(win) + 1 - getcurx(win);
59	}
60	for (j = 0; j < n; ++j) {
61	    wchstr[j] = win->_line[row].text[col + j];
62	}
63	T(("result = %s", _nc_viscbuf(wchstr, n)));
64    } else {
65	code = ERR;
66    }
67    returnCode(code);
68}
69