xref: /illumos-gate/usr/src/cmd/mdb/common/mdb/mdb_signal.h (revision 306990466301759c88d84c51c57b57ca930a3635)
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 (c) 1997-1999 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_MDB_SIGNAL_H
28 #define	_MDB_SIGNAL_H
29 
30 #ifdef	__cplusplus
31 extern "C" {
32 #endif
33 
34 #include <ucontext.h>
35 #include <signal.h>
36 
37 typedef void mdb_signal_f(int, siginfo_t *, ucontext_t *, void *);
38 
39 #ifdef _MDB
40 
41 #define	MDB_SIG_DFL	(mdb_signal_f *)0
42 #define	MDB_SIG_IGN	(mdb_signal_f *)1
43 
44 extern int mdb_signal_sethandler(int, mdb_signal_f *, void *);
45 extern mdb_signal_f *mdb_signal_gethandler(int, void **);
46 
47 extern int mdb_signal_raise(int);
48 extern int mdb_signal_pgrp(int);
49 
50 extern int mdb_signal_block(int);
51 extern int mdb_signal_unblock(int);
52 
53 extern int mdb_signal_blockall(void);
54 extern int mdb_signal_unblockall(void);
55 
56 #endif /* _MDB */
57 
58 #ifdef	__cplusplus
59 }
60 #endif
61 
62 #endif	/* _MDB_SIGNAL_H */
63