xref: /illumos-gate/usr/src/lib/libcurses/screen/delterm.c (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 2005 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 /*LINTLIBRARY*/
41 
42 #include <stdlib.h>
43 #include <unistd.h>
44 #include <sys/types.h>
45 #include "curses_inc.h"
46 
47 /*
48  * Relinquish the storage associated with "terminal".
49  */
50 extern	TERMINAL	_first_term;
51 extern	char		_called_before;
52 extern	char		_frst_tblstr[];
53 
54 int
55 delterm(TERMINAL *terminal)
56 {
57 	if (!terminal)
58 		return (ERR);
59 	(void) delkeymap(terminal);
60 	if (terminal->_check_fd >= 0)
61 		(void) close(terminal->_check_fd);
62 
63 	if (terminal->_pairs_tbl)
64 		free(terminal->_pairs_tbl);
65 	if (terminal->_color_tbl)
66 		free(terminal->_color_tbl);
67 #ifdef	_VR3_COMPAT_CODE
68 	if (terminal->_acs32map)
69 		free(terminal->_acs32map);
70 #else	/* _VR3_COMPAT_CODE */
71 	if (terminal->_acsmap)
72 		free(terminal->_acsmap);
73 #endif	/* _VR3_COMPAT_CODE */
74 
75 	if (terminal == &_first_term) {
76 		/* next setupterm can re-use static areas */
77 		_called_before = FALSE;
78 		if (terminal->_strtab != _frst_tblstr)
79 			free(terminal->_strtab);
80 	} else {
81 		free(terminal->_bools);
82 		free(terminal->_nums);
83 		free(terminal->_strs);
84 		free(terminal->_strtab);
85 		free(terminal);
86 	}
87 
88 	return (OK);
89 }
90