xref: /openbsd-src/lib/libcurses/base/lib_restart.c (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: lib_restart.c,v 1.4 2001/01/22 18:01:43 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 1.4 2000/12/10 01:26:52 tom Exp $")
53 
54 NCURSES_EXPORT(int)
55 restartterm
56 (NCURSES_CONST char *termp, int filenum, int *errret)
57 {
58     int saveecho = SP->_echo;
59     int savecbreak = SP->_cbreak;
60     int saveraw = SP->_raw;
61     int savenl = SP->_nl;
62 
63     T((T_CALLED("restartterm(%s,%d,%p)"), termp, filenum, errret));
64 
65     setupterm(termp, filenum, errret);
66 
67     if (saveecho)
68 	echo();
69     else
70 	noecho();
71 
72     if (savecbreak) {
73 	cbreak();
74 	noraw();
75     } else if (saveraw) {
76 	nocbreak();
77 	raw();
78     } else {
79 	nocbreak();
80 	noraw();
81     }
82     if (savenl)
83 	nl();
84     else
85 	nonl();
86 
87     reset_prog_mode();
88 
89 #if USE_SIZECHANGE
90     _nc_update_screensize();
91 #endif
92 
93     returnCode(OK);
94 }
95