1 /****************************************************************************
2  * Copyright 2020 Thomas E. Dickey                                          *
3  * Copyright 2002-2010,2016 Free Software Foundation, Inc.                  *
4  *                                                                          *
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29 
30 /****************************************************************************
31  *  Author: Thomas Dickey 2002                                              *
32  ****************************************************************************/
33 
34 /*
35 **	lib_vline_set.c
36 **
37 **	The routine wvline_set().
38 **
39 */
40 
41 #include <curses.priv.h>
42 
43 MODULE_ID("$Id: lib_vline_set.c,v 1.6 2020/02/02 23:34:34 tom Exp $")
44 
45 NCURSES_EXPORT(int)
46 wvline_set(WINDOW *win, const cchar_t *ch, int n)
47 {
48     int code = ERR;
49 
50     T((T_CALLED("wvline(%p,%s,%d)"), (void *) win, _tracecchar_t(ch), n));
51 
52     if (win) {
53 	NCURSES_CH_T wch;
54 	int row = win->_cury;
55 	int col = win->_curx;
56 	int end = row + n - 1;
57 
58 	if (end > win->_maxy)
59 	    end = win->_maxy;
60 
61 	if (ch == 0)
62 	    wch = *WACS_VLINE;
63 	else
64 	    wch = *ch;
65 	wch = _nc_render(win, wch);
66 
67 	while (end >= row) {
68 	    struct ldat *line = &(win->_line[end]);
69 	    line->text[col] = wch;
70 	    CHANGED_CELL(line, col);
71 	    end--;
72 	}
73 
74 	_nc_synchook(win);
75 	code = OK;
76     }
77     returnCode(code);
78 }
79