xref: /illumos-gate/usr/src/cmd/sgs/libld/common/debug.c (revision 7c478bd9)
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) 1999 by Sun Microsystems, Inc.
24  *	All rights reserved.
25  */
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include	<stdio.h>
29 #include	<dlfcn.h>
30 #include	"debug.h"
31 #include	"_libld.h"
32 
33 /*
34  * It's possible that dbg_setup may be called more than once.
35  */
36 static int	dbg_init = 0;
37 
38 int
39 dbg_setup(const char * options)
40 {
41 	if (dbg_init)
42 		return (0);
43 
44 	/*
45 	 * Call the debugging setup routine to initialize the mask and
46 	 * debug function array.
47 	 */
48 	return (Dbg_setup(options));
49 }
50