1 /****************************************************************************
2 * Copyright (c) 1998-2002,2007 Free Software Foundation, Inc. *
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5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
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8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 ****************************************************************************/
37 ** The routine ungetch().
41 #include <curses.priv.h>
43 MODULE_ID("$Id: lib_ungetch.c,v 1.9 2007/09/29 21:49:56 tom Exp $")
45 #include <fifo_defs.h>
52 T(("head = %d, tail = %d, peek = %d", head, tail, peek));
53 for (i = 0; i < 10; i++)
54 T(("char %d = %s", i, _tracechar(SP->_fifo[i])));
61 T((T_CALLED("ungetch(%s)"), _tracechar(ch)));
68 peek = tail; /* no raw keys */
73 T(("ungetch %s ok", _tracechar(ch)));
75 if (USE_TRACEF(TRACE_IEVENT)) {
77 _nc_unlock_global(tracef);