1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 #pragma ident "%Z%%M% %I% %E% SMI"
41
42 /*LINTLIBRARY*/
43
44 #include <sys/types.h>
45 #include "curses_inc.h"
46
47 /*
48 * This is useful after saving/restoring memory from a file (e.g. as
49 * in a rogue save game). It assumes that the modes and windows are
50 * as wanted by the user, but the terminal type and baud rate may
51 * have changed.
52 */
53
54 extern char _called_before;
55
56 int
57 /* The next line causes a lint warning because errret is not used */
restartterm(char * term,int filenum,int * errret)58 restartterm(char *term, int filenum, int *errret)
59 /* int filenum - This is a UNIX file descriptor, not a stdio ptr. */
60 {
61 int saveecho = SP->fl_echoit;
62 int savecbreak = cur_term->_fl_rawmode;
63 int savenl;
64
65 #ifdef SYSV
66 savenl = PROGTTYS.c_iflag & ONLCR;
67 #else /* SYSV */
68 savenl = PROGTTY.sg_flags & CRMOD;
69 #endif /* SYSV */
70
71 _called_before = 0;
72 (void) setupterm(term, filenum, (int *) 0);
73
74 /* Restore curses settable flags, leaving other stuff alone. */
75 SP->fl_echoit = saveecho;
76
77 (void) nocbreak();
78 (void) noraw();
79 if (savecbreak == 1)
80 (void) cbreak();
81 else
82 if (savecbreak == 2)
83 (void) raw();
84
85 if (savenl)
86 (void) nl();
87 else
88 (void) nonl();
89
90 (void) reset_prog_mode();
91
92 LINES = SP->lsize;
93 COLS = columns;
94 return (OK);
95 }
96