diff options
Diffstat (limited to 'ncurses-5.2/ncurses/base/lib_ungetch.c')
-rw-r--r-- | ncurses-5.2/ncurses/base/lib_ungetch.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/ncurses-5.2/ncurses/base/lib_ungetch.c b/ncurses-5.2/ncurses/base/lib_ungetch.c deleted file mode 100644 index 0f295b6..0000000 --- a/ncurses-5.2/ncurses/base/lib_ungetch.c +++ /dev/null @@ -1,74 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * - * and: Eric S. Raymond <esr@snark.thyrsus.com> * - ****************************************************************************/ - -/* -** lib_ungetch.c -** -** The routine ungetch(). -** -*/ - -#include <curses.priv.h> - -MODULE_ID("$Id$") - -#include <fifo_defs.h> - -#ifdef TRACE -void _nc_fifo_dump(void) -{ -int i; - T(("head = %d, tail = %d, peek = %d", head, tail, peek)); - for (i = 0; i < 10; i++) - T(("char %d = %s", i, _trace_key(SP->_fifo[i]))); -} -#endif /* TRACE */ - -int ungetch(int ch) -{ - if (tail == -1) - return ERR; - if (head == -1) { - head = 0; - t_inc() - peek = tail; /* no raw keys */ - } else - h_dec(); - - SP->_fifo[head] = ch; - T(("ungetch %#x ok", ch)); -#ifdef TRACE - if (_nc_tracing & TRACE_IEVENT) _nc_fifo_dump(); -#endif - return OK; -} |