xref: /openbsd-src/lib/libcurses/base/lib_restart.c (revision 91421ef511f3d137bc8cbea1d63f2c50663d7a1f)
1 /*	$OpenBSD: lib_restart.c,v 1.3 2000/10/08 22:46:59 millert Exp $	*/
2 
3 /****************************************************************************
4  * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 /*
37  * Terminfo-only terminal setup routines:
38  *
39  *		int restartterm(const char *, int, int *)
40  *		TERMINAL *set_curterm(TERMINAL *)
41  *		int del_curterm(TERMINAL *)
42  */
43 
44 #include <curses.priv.h>
45 
46 #if SVR4_TERMIO && !defined(_POSIX_SOURCE)
47 #define _POSIX_SOURCE
48 #endif
49 
50 #include <term.h>		/* lines, columns, cur_term */
51 
52 MODULE_ID("$From: lib_restart.c,v 1.3 2000/09/02 18:09:44 tom Exp $")
53 
54 int
55 restartterm(NCURSES_CONST char *termp, int filenum, int *errret)
56 {
57     int saveecho = SP->_echo;
58     int savecbreak = SP->_cbreak;
59     int saveraw = SP->_raw;
60     int savenl = SP->_nl;
61 
62     T((T_CALLED("restartterm(%s,%d,%p)"), termp, filenum, errret));
63 
64     setupterm(termp, filenum, errret);
65 
66     if (saveecho)
67 	echo();
68     else
69 	noecho();
70 
71     if (savecbreak) {
72 	cbreak();
73 	noraw();
74     } else if (saveraw) {
75 	nocbreak();
76 	raw();
77     } else {
78 	nocbreak();
79 	noraw();
80     }
81     if (savenl)
82 	nl();
83     else
84 	nonl();
85 
86     reset_prog_mode();
87 
88 #if USE_SIZECHANGE
89     _nc_update_screensize();
90 #endif
91 
92     returnCode(OK);
93 }
94