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