104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
// src/python_cpu_policy.hh - Copyright 2005, 2006, University
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// of Padova, dept. of Pure and Applied
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// Mathematics
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//
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// This file is part of SGPEMv2.
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//
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// This 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 2 of the License, or
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// (at your option) any later version.
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//
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// SGPEMv2 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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//
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// You should have received a copy of the GNU General Public License
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// along with SGPEMv2; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef PYTHON_CPU_POLICY_HH
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#define PYTHON_CPU_POLICY_HH 1
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#include "config.h"
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#include <Python.h>
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#include <glibmm/thread.h>
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#include <glibmm/ustring.h>
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#include <iostream>
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#include "cpu_policy.hh"
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#include "user_interrupt_exception.hh"
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#include "malformed_policy_exception.hh"
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namespace sgpem
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{
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class PythonCPUPolicy;
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class PythonCPUPolicyManager;
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/** \brief A specialization of abstract class Policy
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This class represents a policy written in Python. Its methods interact with Python interpreter.
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See the documentation of class Policy for more detailed informations.
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*/
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class SG_DLLEXPORT PythonCPUPolicy : public CPUPolicy
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{
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public:
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PythonCPUPolicy(const char* name) throw(MalformedPolicyException);
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virtual ~PythonCPUPolicy();
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/**
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Calls the method \c async_configure
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*/
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void configure() throw(UserInterruptException, MalformedPolicyException);
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/**
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Calls the method \c async_sort_queue
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*/
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void sort_queue() const throw(UserInterruptException, MalformedPolicyException);
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/**
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\returns A textual description of this policy.
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*/
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Glib::ustring get_description() const;
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Glib::ustring get_name() const;
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/**
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\returns \c TRUE if the policy is preemptive.
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\returns \c FALSE if the policy is not preemptive.
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*/
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bool is_pre_emptive() const throw(UserInterruptException, MalformedPolicyException);
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/**
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\returns The integer value of its time-slice.
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*/
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int get_time_slice() const throw(UserInterruptException, MalformedPolicyException);
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void activate() throw(UserInterruptException, MalformedPolicyException);
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void deactivate();
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private:
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PythonCPUPolicy(const PythonCPUPolicy&);
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PythonCPUPolicy& operator=(const PythonCPUPolicy&);
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void wait_unlock() const throw(UserInterruptException, MalformedPolicyException);
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static std::string get_exception_information();
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static Glib::StaticRecMutex _mtx;
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PyObject* _upolicy_dict;
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PyObject* _adapter;
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Glib::ustring _name;
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Glib::ustring _description;
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};
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}
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#endif
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