1 // freebsd.h -- FreeBSD support for gold -*- C++ -*-
3 // Copyright (C) 2009-2015 Free Software Foundation, Inc.
4 // Written by Ian Lance Taylor <iant@google.com>.
6 // This file is part of gold.
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 3 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the Free Software
20 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 // MA 02110-1301, USA.
24 #include "target-select.h"
26 #ifndef GOLD_FREEBSD_H
27 #define GOLD_FREEBSD_H
32 // FreeBSD 4.1 and later wants the EI_OSABI field in the ELF header to
33 // be set to ELFOSABI_FREEBSD. This is a target selector for targets
34 // which permit combining both FreeBSD and non-FreeBSD object files.
36 class Target_selector_freebsd : public Target_selector
39 Target_selector_freebsd(int machine, int size, bool is_big_endian,
41 const char* freebsd_bfd_name,
42 const char* emulation)
43 : Target_selector(machine, size, is_big_endian, NULL, emulation),
44 bfd_name_(bfd_name), freebsd_bfd_name_(freebsd_bfd_name)
48 // If we see a FreeBSD input file, mark the output file as using
51 do_recognize(Input_file*, off_t, int, int osabi, int)
53 Target* ret = this->instantiate_target();
54 if (osabi == elfcpp::ELFOSABI_FREEBSD)
55 ret->set_osabi(static_cast<elfcpp::ELFOSABI>(osabi));
59 // Recognize two names.
61 do_recognize_by_bfd_name(const char* name)
63 if (strcmp(name, this->bfd_name_) == 0)
64 return this->instantiate_target();
65 else if (strcmp(name, this->freebsd_bfd_name_) == 0)
67 Target* ret = this->instantiate_target();
68 ret->set_osabi(elfcpp::ELFOSABI_FREEBSD);
75 // Print both names in --help output.
77 do_supported_bfd_names(std::vector<const char*>* names)
79 names->push_back(this->bfd_name_);
80 names->push_back(this->freebsd_bfd_name_);
83 // Return appropriate BFD name.
85 do_target_bfd_name(const Target* target)
87 if (!this->is_our_target(target))
89 return (target->osabi() == elfcpp::ELFOSABI_FREEBSD
90 ? this->freebsd_bfd_name_
95 // The BFD name for the non-Freebsd target.
96 const char* bfd_name_;
97 // The BFD name for the Freebsd target.
98 const char* freebsd_bfd_name_;
101 } // end namespace gold
103 #endif // !defined(GOLD_FREEBSD_H)