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tetex-bin  3.0
lib_in_wch.c
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00001 /****************************************************************************
00002  * Copyright (c) 2002,2004 Free Software Foundation, Inc.                   *
00003  *                                                                          *
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00005  * copy of this software and associated documentation files (the            *
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00009  * copies of the Software, and to permit persons to whom the Software is    *
00010  * furnished to do so, subject to the following conditions:                 *
00011  *                                                                          *
00012  * The above copyright notice and this permission notice shall be included  *
00013  * in all copies or substantial portions of the Software.                   *
00014  *                                                                          *
00015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
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00021  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
00022  *                                                                          *
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00028 
00029 /****************************************************************************
00030  * Author: Thomas Dickey 2002,2004                                          *
00031  ****************************************************************************/
00032 
00033 /*
00034 **     lib_in_wch.c
00035 **
00036 **     The routine win_wch().
00037 **
00038 */
00039 
00040 #include <curses.priv.h>
00041 
00042 MODULE_ID("$Id: lib_in_wch.c,v 1.3 2004/05/16 00:13:52 tom Exp $")
00043 
00044 NCURSES_EXPORT(int)
00045 win_wch(WINDOW *win, cchar_t * wcval)
00046 {
00047     int row, col;
00048     int code = OK;
00049 
00050     TR(TRACE_CCALLS, (T_CALLED("win_wch(%p,%p)"), win, wcval));
00051     if (win != 0
00052        && wcval != 0) {
00053        getyx(win, row, col);
00054 
00055        *wcval = win->_line[row].text[col];
00056     } else {
00057        code = ERR;
00058     }
00059     TR(TRACE_CCALLS, (T_RETURN("%d"), code));
00060     return (code);
00061 }