binutils-gdb/gold/parameters.h

71 lines
1.8 KiB
C++

// parameters.h -- general parameters for a link using gold -*- C++ -*-
#ifndef GOLD_PARAMETERS_H
#define GOLD_PARAMETERS_H
namespace gold
{
class General_options;
// Here we define the Parameters class which simply holds simple
// general parameters which apply to the entire link. We use a global
// variable for this. This is in contrast to the General_options
// class, which holds the complete state of position independent
// command line options. The hope is that Parameters will stay fairly
// simple, so that if this turns into a library it will be clear how
// these parameters should be set.
class Parameters
{
public:
Parameters(const General_options*);
// Whether we are generating a regular executable.
bool
output_is_executable() const
{ return this->output_file_type_ == OUTPUT_EXECUTABLE; }
// Whether we are generating a shared library.
bool
output_is_shared() const
{ return this->output_file_type_ == OUTPUT_SHARED; }
// Whether we are generating an object file.
bool
output_is_object() const
{ return this->output_file_type_ == OUTPUT_OBJECT; }
// The general linker optimization level.
int
optimization_level() const
{ return this->optimization_level_; }
private:
// The types of output files.
enum Output_file_type
{
// Generating executable.
OUTPUT_EXECUTABLE,
// Generating shared library.
OUTPUT_SHARED,
// Generating object file.
OUTPUT_OBJECT
};
// The type of the output file.
Output_file_type output_file_type_;
// The optimization level.
int optimization_level_;
};
// This is a global variable.
extern const Parameters* parameters;
// Initialize the global variable.
extern void initialize_parameters(const General_options*);
} // End namespace gold.
#endif // !defined(GOLD_PARAMATERS_H)