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/**
 ** \file src/common.hh
 ** \brief Definitions common to the whole task system.
 **
 ** These variables are global.  As such they should not be used
 ** in the libraries, but only in the "imperative" subsystem: the
 ** tasks.
 */

#pragma once

#include <misc/error.hh>
#include <misc/timer.hh>

#ifdef SWIG
// Warning 451: Setting a const char * variable may leak memory.
%warnfilter(451) program_name;
%warnfilter(451) program_version;
%warnfilter(451) program_bug_address;
%warnfilter(451) program_doc;
%warnfilter(451) program_args_doc;
%warnfilter(451) filename;
#endif /* ! SWIG */

/// \name Program identity.
/// \{
/// Name of this program.
extern const char* program_name;

/// Version string of this program.
extern const char* program_version;

/// Bug report address of this program.
extern const char* program_bug_address;

/// Describe program and accepted arguments.
extern const char* program_doc;
extern const char* program_args_doc;

/// \}

/// Timing the tasks.
extern misc::timer task_timer;

/// Sole argument: the file to process.
extern const char* filename;

/// The current state of error.
extern misc::error& task_error();