xref: /titanic_41/usr/src/cmd/sgs/libld/common/globals.c (revision 1a1a84a324206b6b1f5f704ab166c4ebf78aed76)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  *	Copyright (c) 1988 AT&T
24  *	  All Rights Reserved
25  *
26  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
27  * Use is subject to license terms.
28  */
29 
30 /*
31  * Global variables
32  */
33 #include	<sys/elf.h>
34 #include	"msg.h"
35 #include	"_libld.h"
36 
37 Ld_heap		*ld_heap;	/* list of allocated blocks for */
38 				/* 	link-edit dynamic allocations */
39 List		lib_support;	/* list of support libraries specified */
40 				/*	(-S option) */
41 int		demangle_flag;	/* symbol demangling required */
42 
43 /*
44  * Paths and directories for library searches.  These are used to set up
45  * linked lists of directories which are maintained in the ofl structure.
46  */
47 char		*Plibpath;	/* User specified -YP or defaults to LIBPATH */
48 char		*Llibdir;	/* User specified -YL */
49 char		*Ulibdir;	/* User specified -YU */
50 Listnode	*insert_lib;	/* insertion point for -L libraries */
51 
52 /*
53  * A default library search path is used if one was not supplied on the command
54  * line.  Note: these strings can not use MSG_ORIG() since they are modified as
55  * part of the path processing.
56  */
57 char		def64_Plibpath[] = "/lib/64:/usr/lib/64";
58 char		def32_Plibpath[] = "/usr/ccs/lib:/lib:/usr/lib";
59 
60 /*
61  * Rejected file error messages (indexed to match FLG_RJC_ values).
62  */
63 const Msg
64 reject[] = {
65 		MSG_STR_EMPTY,
66 		MSG_REJ_MACH,		/* MSG_INTL(MSG_REJ_MACH) */
67 		MSG_REJ_CLASS,		/* MSG_INTL(MSG_REJ_CLASS) */
68 		MSG_REJ_DATA,		/* MSG_INTL(MSG_REJ_DATA) */
69 		MSG_REJ_TYPE,		/* MSG_INTL(MSG_REJ_TYPE) */
70 		MSG_REJ_BADFLAG,	/* MSG_INTL(MSG_REJ_BADFLAG) */
71 		MSG_REJ_MISFLAG,	/* MSG_INTL(MSG_REJ_MISFLAG) */
72 		MSG_REJ_VERSION,	/* MSG_INTL(MSG_REJ_VERSION) */
73 		MSG_REJ_HAL,		/* MSG_INTL(MSG_REJ_HAL) */
74 		MSG_REJ_US3,		/* MSG_INTL(MSG_REJ_US3) */
75 		MSG_REJ_STR,		/* MSG_INTL(MSG_REJ_STR) */
76 		MSG_REJ_UNKFILE,	/* MSG_INTL(MSG_REJ_UNKFILE) */
77 		MSG_REJ_HWCAP_1,	/* MSG_INTL(MSG_REJ_HWCAP_1) */
78 	};
79 
80 /*
81  * Symbol types that we include in .SUNW_ldynsym sections
82  * (indexed by STT_ values).
83  */
84 const int
85 ldynsym_symtype[STT_NUM] = {
86 		0,			/* STT_NOTYPE (not counting 1st slot) */
87 		0,			/* STT_OBJECT */
88 		1,			/* STT_FUNC */
89 		0,			/* STT_SECTION */
90 		1,			/* STT_FILE */
91 		0,			/* STT_COMMON */
92 		0,			/* STT_TLS */
93 };
94 #if STT_NUM != (STT_TLS + 1)
95 #error "STT_NUM has grown. Update ldynsym_symtype[]."
96 #endif
97 
98 /*
99  * Symbol types that we include in .SUNW_dynsymsort sections
100  * (indexed by STT_ values).
101  */
102 const int
103 dynsymsort_symtype[STT_NUM] = {
104 		0,			/* STT_NOTYPE */
105 		1,			/* STT_OBJECT */
106 		1,			/* STT_FUNC */
107 		0,			/* STT_SECTION */
108 		0,			/* STT_FILE */
109 		1,			/* STT_COMMON */
110 		0,			/* STT_TLS */
111 };
112 #if STT_NUM != (STT_TLS + 1)
113 #error "STT_NUM has grown. Update dynsymsort_symtype[]."
114 #endif
115