91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
// parameters.h -- general parameters for a link using gold -*- C++ -*-
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// Copyright 2006, 2007 Free Software Foundation, Inc.
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// Written by Ian Lance Taylor <iant@google.com>.
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// This file is part of gold.
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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// MA 02110-1301, USA.
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#ifndef GOLD_PARAMETERS_H
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#define GOLD_PARAMETERS_H
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namespace gold
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{
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class General_options;
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// Here we define the Parameters class which simply holds simple
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// general parameters which apply to the entire link. We use a global
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// variable for this. This is in contrast to the General_options
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// class, which holds the complete state of position independent
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// command line options. The hope is that Parameters will stay fairly
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// simple, so that if this turns into a library it will be clear how
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// these parameters should be set.
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class Parameters
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{
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public:
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Parameters(const General_options*);
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// Whether we are generating a regular executable.
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bool
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output_is_executable() const
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{ return this->output_file_type_ == OUTPUT_EXECUTABLE; }
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// Whether we are generating a shared library.
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bool
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output_is_shared() const
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{ return this->output_file_type_ == OUTPUT_SHARED; }
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// Whether we are generating an object file.
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bool
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output_is_object() const
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{ return this->output_file_type_ == OUTPUT_OBJECT; }
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// The general linker optimization level.
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int
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optimization_level() const
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{ return this->optimization_level_; }
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private:
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// The types of output files.
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enum Output_file_type
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{
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// Generating executable.
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OUTPUT_EXECUTABLE,
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// Generating shared library.
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OUTPUT_SHARED,
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// Generating object file.
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OUTPUT_OBJECT
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};
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// The type of the output file.
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Output_file_type output_file_type_;
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// The optimization level.
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int optimization_level_;
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};
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// This is a global variable.
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extern const Parameters* parameters;
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// Initialize the global variable.
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extern void initialize_parameters(const General_options*);
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} // End namespace gold.
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#endif // !defined(GOLD_PARAMATERS_H)
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