1 /* ldctor.h - linker constructor support
2    Copyright (C) 1991-2016 Free Software Foundation, Inc.
3 
4    This file is part of the GNU Binutils.
5 
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 3 of the License, or
9    (at your option) any later version.
10 
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15 
16    You should have received a copy of the GNU General Public License
17    along with this program; if not, write to the Free Software
18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19    MA 02110-1301, USA.  */
20 
21 #ifndef LDCTOR_H
22 #define LDCTOR_H
23 
24 /* List of statements needed to handle constructors */
25 extern lang_statement_list_type constructor_list;
26 
27 /* Whether the constructors should be sorted.  Note that this is
28    global for the entire link; we assume that there is only a single
29    CONSTRUCTORS command in the linker script.  */
30 extern bfd_boolean constructors_sorted;
31 
32 /* We keep a list of these structures for each set we build.  */
33 
34 struct set_info {
35   struct set_info *next;		/* Next set.  */
36   struct bfd_link_hash_entry *h;	/* Hash table entry.  */
37   bfd_reloc_code_real_type reloc;	/* Reloc to use for an entry.  */
38   size_t count;				/* Number of elements.  */
39   struct set_element *elements;		/* Elements in set.  */
40 };
41 
42 struct set_element {
43   struct set_element *next;		/* Next element.  */
44   const char *name;			/* Name in set (may be NULL).  */
45   asection *section;			/* Section of value in set.  */
46   bfd_vma value;			/* Value in set.  */
47 };
48 
49 /* The sets we have seen.  */
50 
51 extern struct set_info *sets;
52 
53 extern void ldctor_add_set_entry
54   (struct bfd_link_hash_entry *, bfd_reloc_code_real_type, const char *,
55    asection *, bfd_vma);
56 extern void ldctor_build_sets
57   (void);
58 
59 #endif
60