release/src/router/libncurses/ncurses/widechar/lib_in_wch.c

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  29 /****************************************************************************
  30  * Author: Thomas Dickey                                                    *
  31  ****************************************************************************/
  32
  33 /*
  34 **      lib_in_wch.c
  35 **
  36 **      The routine win_wch().
  37 **
  38 */
  39
  40 #include <curses.priv.h>
  41
  42 MODULE_ID("$Id: lib_in_wch.c,v 1.5 2009/10/24 22:37:55 tom Exp $")
  43
  44 NCURSES_EXPORT(int)
  45 win_wch(WINDOW *win, cchar_t *wcval)
  46 {
  47     int row, col;
  48     int code = OK;
  49
  50     TR(TRACE_CCALLS, (T_CALLED("win_wch(%p,%p)"), (void *) win, (void *) wcval));
  51     if (win != 0
  52         && wcval != 0) {
  53         getyx(win, row, col);
  54
  55         *wcval = win->_line[row].text[col];
  56         TR(TRACE_CCALLS, ("data %s", _tracecchar_t(wcval)));
  57     } else {
  58         code = ERR;
  59     }
  60     TR(TRACE_CCALLS, (T_RETURN("%d"), code));
  61     return (code);
  62 }