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29 /****************************************************************************
30 * Author: Thomas Dickey *
31 ****************************************************************************/
36 ** The routines winnwstr() and winwstr().
40 #include <curses.priv.h>
42 MODULE_ID("$Id: lib_inwstr.c,v 1.8 2017/10/29 00:03:29 tom Exp $")
45 winnwstr(WINDOW *win, wchar_t *wstr, int n)
50 T((T_CALLED("winnwstr(%p,%p,%d)"), (void *) win, (void *) wstr, n));
59 text = win->_line[row].text;
60 while (count < n && !done && count != ERR) {
62 if (!isWidecExt(text[col])) {
66 for (inx = 0; (inx < CCHARW_MAX)
67 && ((wch = text[col].chars[inx]) != 0);
72 count = ERR; /* error if we store nothing */
74 count = last; /* only store complete chars */
82 if (++col > win->_maxx) {
89 T(("winnwstr returns %s", _nc_viswbuf(wstr)));
96 * X/Open says winwstr() returns OK if not ERR. If that is not a blunder, it
97 * must have a null termination on the string (see above). Unlike winnstr(),
98 * it does not define what happens for a negative count with winnwstr().
101 winwstr(WINDOW *win, wchar_t *wstr)
105 T((T_CALLED("winwstr(%p,%p)"), (void *) win, (void *) wstr));
108 } else if (winnwstr(win, wstr,
109 CCHARW_MAX * (win->_maxx - win->_curx + 1)) == ERR) {