diff options
Diffstat (limited to 'contrib/ncurses/ncurses/base/lib_erase.c')
| -rw-r--r-- | contrib/ncurses/ncurses/base/lib_erase.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/ncurses/ncurses/base/lib_erase.c b/contrib/ncurses/ncurses/base/lib_erase.c new file mode 100644 index 000000000000..1e4237bf8056 --- /dev/null +++ b/contrib/ncurses/ncurses/base/lib_erase.c @@ -0,0 +1,73 @@ +/**************************************************************************** + * 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_erase.c +** +** The routine werase(). +** +*/ + +#include <curses.priv.h> + +MODULE_ID("$Id: lib_erase.c,v 1.11 1998/02/11 12:13:54 tom Exp $") + +int werase(WINDOW *win) +{ +int code = ERR; +int y; +chtype blank; +chtype *sp, *end, *start; + + T((T_CALLED("werase(%p)"), win)); + + if (win) { + blank = _nc_background(win); + for (y = 0; y <= win->_maxy; y++) { + start = win->_line[y].text; + end = &start[win->_maxx]; + + for (sp = start; sp <= end; sp++) + *sp = blank; + + win->_line[y].firstchar = 0; + win->_line[y].lastchar = win->_maxx; + } + win->_curx = win->_cury = 0; + win->_flags &= ~_WRAPPED; + _nc_synchook(win); + code = OK; + } + returnCode(code); +} |