xref: /freebsd/libexec/rtld-elf/rtld_paths.h (revision 7ef62cebc2f965b0f640263e179276928885e33d)
1 /*-
2  * Copyright 1996, 1997, 1998, 1999, 2000 John D. Polstra.
3  * Copyright 2003 Alexander Kabaev <kan@FreeBSD.ORG>.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _RTLD_PATHS_H
30 #define _RTLD_PATHS_H
31 
32 #undef _PATH_ELF_HINTS
33 
34 #ifndef _RTLD_COMPAT_LIB_SUFFIX
35 #ifdef COMPAT_libcompat
36 #define	_RTLD_COMPAT_LIB_SUFFIX	COMPAT_libcompat
37 #else
38 #define	_RTLD_COMPAT_LIB_SUFFIX	""
39 #endif
40 #endif
41 
42 #ifndef _RTLD_COMPAT_ENV_SUFFIX
43 #ifdef COMPAT_LIBCOMPAT
44 #define	_RTLD_COMPAT_ENV_SUFFIX	COMPAT_LIBCOMPAT "_"
45 #else
46 #define	_RTLD_COMPAT_ENV_SUFFIX	""
47 #endif
48 #endif
49 
50 #ifndef __PATH_ELF_HINTS
51 #define	__PATH_ELF_HINTS(_lc)	"/var/run/ld-elf" _lc ".so.hints"
52 #endif
53 
54 #ifndef _PATH_ELF_HINTS
55 #define	_PATH_ELF_HINTS		__PATH_ELF_HINTS(_RTLD_COMPAT_LIB_SUFFIX)
56 #endif
57 
58 #ifndef _PATH_LIBMAP_CONF
59 #define	_PATH_LIBMAP_CONF	"/etc/libmap" _RTLD_COMPAT_LIB_SUFFIX ".conf"
60 #endif
61 
62 #ifndef __BASENAME_RTLD
63 #define	__BASENAME_RTLD(_lc)	"ld-elf" _lc ".so.1"
64 #endif
65 
66 #ifndef _BASENAME_RTLD
67 #define	_BASENAME_RTLD		__BASENAME_RTLD(_RTLD_COMPAT_LIB_SUFFIX)
68 #endif
69 
70 #ifndef __PATH_RTLD
71 #define	__PATH_RTLD(_lc)	"/libexec/" __BASENAME_RTLD(_lc)
72 #endif
73 
74 #ifndef _PATH_RTLD
75 #define	_PATH_RTLD		__PATH_RTLD(_RTLD_COMPAT_LIB_SUFFIX)
76 #endif
77 
78 #ifndef STANDARD_LIBRARY_PATH
79 #define	STANDARD_LIBRARY_PATH	"/lib" _RTLD_COMPAT_LIB_SUFFIX ":/usr/lib" _RTLD_COMPAT_LIB_SUFFIX
80 #endif
81 
82 #ifndef LD_
83 #define	LD_			"LD_" _RTLD_COMPAT_ENV_SUFFIX
84 #endif
85 
86 #ifndef TOKEN_LIB
87 #define	TOKEN_LIB		"lib" _RTLD_COMPAT_LIB_SUFFIX
88 #endif
89 
90 #ifdef IN_RTLD
91 extern const char *ld_elf_hints_default;
92 extern const char *ld_path_libmap_conf;
93 extern const char *ld_path_rtld;
94 extern const char *ld_standard_library_path;
95 extern const char *ld_env_prefix;
96 #endif
97 
98 #endif /* _RTLD_PATHS_H */
99