- Make me compile! (this doesn't necessarily mean it runs, though.)
- Fix SWIG interface to correctly manage things - PythonPolicyManager isn't a singleton anymore. Since I did this in a bit of a hurry, check the modifications are right git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@725 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
tchernobog
parent
fee643d3f3
commit
1b018234be
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@ -1,4 +1,4 @@
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// src/backend/pyloader/python_policy_manager.cc - Copyright 2005, 2006, University
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// src/python_policy_manager.cc - 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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@ -57,11 +57,6 @@ private:
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};
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//static object
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PythonPolicyManager* PythonPolicyManager::_instance = NULL;
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PythonPolicyManager::PythonPolicyManager()
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: _initialized(false)
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{
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@ -74,22 +69,6 @@ PythonPolicyManager::~PythonPolicyManager()
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for_each(_policies.begin(), _policies.end(), ptr_fun(operator delete));
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}
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PythonPolicyManager* const
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PythonPolicyManager::get_instance()
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{
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if(!_instance)
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_instance = new PythonPolicyManager();
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return _instance;
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}
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// Policy&
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// PythonPolicyManager::get_policy()
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// {
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// // FIXME : assumes that _python_policy is always != NULL!
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// return *_python_policy;
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// }
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void
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PythonPolicyManager::init()
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@ -105,7 +84,6 @@ PythonPolicyManager::init()
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// non-standard installation directories. Theoretically,
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// it should be up to the user to set correct
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// environment variables.
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// FIXME: find better way to achieve this.
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GlobalPreferences& prefs = GlobalPreferences::get_instance();
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Glib::ustring importdirs = "import sys\n"
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@ -119,11 +97,10 @@ PythonPolicyManager::init()
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// Okay, here we go.
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// Black magic at work.
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collect_policies();
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}
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vector<Policy*>
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const vector<Policy*>&
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PythonPolicyManager::get_avail_policies()
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{
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return _policies;
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@ -158,13 +135,6 @@ PythonPolicyManager::collect_policies()
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PythonPolicy *pypolicy = new PythonPolicy(policy_name.c_str());
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_policies.push_back(pypolicy);
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//FIXME remove me when get_policy is dropped
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if(policy_name == "fcfs")
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{
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_python_policy = pypolicy;
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PoliciesGatekeeper::get_instance().activate_policy(&History::get_instance(), pypolicy);
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}
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}
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}
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}
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@ -1,4 +1,4 @@
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// src/backend/pyloader/python_policy_manager.hh - Copyright 2005, 2006, University
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// src/python_policy_manager.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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@ -41,16 +41,8 @@ namespace sgpem
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class SG_DLLEXPORT PythonPolicyManager : public PolicyManager
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{
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public:
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/** \brief Returns a reference to the active policy.
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*
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* For the moment, it will sufficit to keep and return
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* just one Policy for PolicyManager.
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* In the next milestones it will be possible to manage
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* more than one, and to retrieve the correct Policy by
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* passing a unique ID.
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FIXME depreceated
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*/
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//Policy& get_policy();
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PythonPolicyManager();
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~PythonPolicyManager();
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/** \brief Initialize the Python interpreter.
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*
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@ -59,33 +51,16 @@ namespace sgpem
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*/
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void init();
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std::vector<Policy*> get_avail_policies();
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/** \brief Returns the singleton instance of
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* PythonPolicyManager.
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*
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* Please note that the first time you'll request
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* it, it will be still uninitialized.
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* @see init()
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*/
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static PythonPolicyManager* const get_instance();
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const std::vector<Policy*>& get_avail_policies();
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protected:
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/** The selected and active PyhonPolicy object. */
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PythonPolicyManager();
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~PythonPolicyManager();
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void collect_policies();
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PythonPolicy* _python_policy;
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private:
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private:
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PythonPolicyManager(const PythonPolicyManager&);
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PythonPolicyManager& operator=(const PythonPolicyManager&);
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/** Singleton support. */
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static PythonPolicyManager* _instance;
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bool _initialized;
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};
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@ -1,5 +1,3 @@
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%include "std_vector.i"
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%module sgpem
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%{
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#include "policy.hh"
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@ -23,182 +21,190 @@
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* objects different to the one you're declaring.
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*/
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// ------------- EXCEPTIONS -------------------------------
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/* FIXME : look up into Swig manual the management of
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* STL exceptions and write wrappers for them.
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*/
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%include "exception.i"
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%exception
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{
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try {
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$action
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} catch (const std::exception& e) {
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SWIG_exception(SWIG_RuntimeError, e.what());
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throw;
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}
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}
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namespace std {
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class exception {
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public:
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virtual const char* what() const throw();
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private:
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exception();
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};
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class runtime_error : public std::exception {
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public:
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virtual const char* what() const throw();
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private:
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runtime_error();
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};
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// ------------- TEMPLATES -------------------------------
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// Instantiate a Thread* vector for usage with sgpem::Process
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// std::out_of_range should be automatically defined,
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// see Swig manual at the STL Vector §.
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%include "std_vector.i"
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namespace std
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{
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%template(ThreadVector) vector<sgpem::Thread*>;
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}
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// (See last comment): Wrap the above exceptions in the SWIG way.
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// ------------- DECLARATIONS -------------------------------
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namespace sgpem {
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class Policy {
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public:
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virtual ~Policy() = 0;
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sgpem::PolicyParameters& get_parameters();
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};
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class Policy {
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public:
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virtual ~Policy() = 0;
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sgpem::PolicyParameters& get_parameters();
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};
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// --------------------------------------------
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class PolicyParametersException : public std::runtime_error {
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public:
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PolicyParametersException(char* msg);
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%rename (__str__) what;
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virtual const char* what();
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}; //~ class PolicyParametersException
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// class PolicyParametersException : public std::runtime_error {
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// public:
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// PolicyParametersException(char* msg);
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// %rename (__str__) what;
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// virtual const char* what();
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// }; //~ class PolicyParametersException
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// --------------------------------------------
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class PolicyParameters
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{
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public:
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//methods to CREATE PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore register_int(const Glib::ustring&, const int&,
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const int&, const bool&, const int&);
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%ignore register_float(const Glib::ustring&, const float&,
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const float&, const bool&, const float&);
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%ignore register_string(const Glib::ustring&, const bool&,
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const char*);
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class PolicyParameters
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{
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public:
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//methods to CREATE PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore register_int(const Glib::ustring&, const int&,
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const int&, const bool&, const int&);
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%ignore register_float(const Glib::ustring&, const float&,
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const float&, const bool&, const float&);
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%ignore register_string(const Glib::ustring&, const bool&,
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const char*);
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%extend {
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void register_int(const char* name,
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const int& lower_bound,
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const int& upper_bound,
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const bool& required,
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const int& default_value = 0)
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void register_int(const char* name,
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const int& lower_bound,
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const int& upper_bound,
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const bool& required,
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const int& default_value = 0)
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{
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self->register_int(name, lower_bound, upper_bound,
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required, default_value);
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self->register_int(name, lower_bound, upper_bound,
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required, default_value);
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}
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void register_float(const char* name,
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const float& lower_bound,
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const float& upper_bound,
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const bool& required,
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const float& default_value = 0.0f)
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void register_float(const char* name,
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const float& lower_bound,
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const float& upper_bound,
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const bool& required,
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const float& default_value = 0.0f)
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{
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self->register_float(name, lower_bound, upper_bound,
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required, default_value);
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self->register_float(name, lower_bound, upper_bound,
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required, default_value);
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}
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void register_string(const char* name,
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const bool& required,
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const char* default_value = "")
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void register_string(const char* name,
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const bool& required,
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const char* default_value = "")
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{
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self->register_string(name, required, default_value);
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self->register_string(name, required, default_value);
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}
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}
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//methods to SET the VALUE of PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore set_int(const Glib::ustring&, const int&);
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%ignore set_float(const Glib::ustring&, const float&);
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%ignore set_string(const Glib::ustring&, const Glib::ustring&);
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%extend {
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//methods to SET the VALUE of PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore set_int(const Glib::ustring&, const int&);
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%ignore set_float(const Glib::ustring&, const float&);
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%ignore set_string(const Glib::ustring&, const Glib::ustring&);
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%extend {
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bool set_int(const char* name, const int& value)
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{ return self->set_int(name, value); }
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{ return self->set_int(name, value); }
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bool set_float(const char* name, const float& value)
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{ return self->set_float(name, value); }
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{ return self->set_float(name, value); }
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bool set_string(const char* name, const char* value)
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{ return self->set_string(name, value); }
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}
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//methods to GET the VALUE of PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore get_int(const Glib::ustring&) const;
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%ignore get_float(const Glib::ustring&) const;
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%ignore get_string(const Glib::ustring&) const;
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%extend {
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{ return self->set_string(name, value); }
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}
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//methods to GET the VALUE of PARAMETERS
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// (rewrapped correctly for SWIG usage)
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%ignore get_int(const Glib::ustring&) const;
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%ignore get_float(const Glib::ustring&) const;
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%ignore get_string(const Glib::ustring&) const;
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%extend {
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int get_int(const char* name) const
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{ return self->get_int(name); }
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{ return self->get_int(name); }
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float get_float(const char* name) const
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{ return self->get_float(name); }
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{ return self->get_float(name); }
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const char* get_string(const char* name) const
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{ return self->get_string(name).c_str(); }
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}
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}; //~ class PolicyParameters
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// --------------------------------------------
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class Schedulable
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{
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public:
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virtual ~Schedulable() = 0;
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enum state
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{
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state_running = 1<<0,
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state_ready = 1<<1,
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state_blocked = 1<<2,
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state_future = 1<<3,
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state_terminated = 1<<4
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};
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{ return self->get_string(name).c_str(); }
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}
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}; //~ class PolicyParameters
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virtual unsigned int get_arrival_time() const = 0;
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virtual unsigned int get_elapsed_time() const = 0;
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virtual int get_base_priority() const = 0;
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virtual int get_current_priority() const = 0;
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virtual unsigned int get_total_cpu_time() const = 0;
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virtual state get_state() const = 0;
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%ignore Schedulable::get_name() const;
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%extend {
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const char* get_name() const
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{ return self->get_name().c_str(); }
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}
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}; //~ class Schedulable
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// --------------------------------------------
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// --------------------------------------------
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class Schedulable
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{
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public:
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virtual ~Schedulable() = 0;
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enum state
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{
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state_running = 1<<0,
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state_ready = 1<<1,
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state_blocked = 1<<2,
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state_future = 1<<3,
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state_terminated = 1<<4
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};
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// Instantiate a Thread* vector for usage with Process
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// std::out_of_range should be automatically defined,
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// see Swig manual at the STL Vector §.
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namespace std {
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%template(ThreadVector) vector<Thread*>;
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}
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virtual unsigned int get_arrival_time() const = 0;
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virtual unsigned int get_elapsed_time() const = 0;
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virtual int get_base_priority() const = 0;
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virtual int get_current_priority() const = 0;
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virtual unsigned int get_total_cpu_time() const = 0;
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virtual state get_state() const = 0;
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%ignore Schedulable::get_name() const;
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%extend {
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const char* get_name() const
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{ return self->get_name().c_str(); }
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}
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}; //~ class Schedulable
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||||
// --------------------------------------------
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||||
class Process : public virtual Schedulable
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||||
{
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||||
public:
|
||||
virtual std::vector<Thread*> get_threads();
|
||||
} //~ class Process
|
||||
|
||||
virtual ~Process() = 0;
|
||||
}; //~ class Process
|
||||
|
||||
class Thread : public virtual Schedulable
|
||||
{
|
||||
public:
|
||||
virtual Process& get_process();
|
||||
} //~ class Thread
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||||
|
||||
|
||||
// --------------------------------------------
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||||
class ReadyQueue
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virtual ~Thread() = 0;
|
||||
}; //~ class Thread
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||||
|
||||
|
||||
// --------------------------------------------
|
||||
class ReadyQueue
|
||||
{
|
||||
public:
|
||||
typedef unsigned int position;
|
||||
typedef unsigned int size_t;
|
||||
|
||||
|
||||
size_t size() const;
|
||||
|
||||
sgpem::Thread* get_item_at(position index);
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||||
|
||||
%typename(out) sgpem::Schedulable*;
|
||||
|
||||
|
||||
sgpem::Thread& get_item_at(position index);
|
||||
|
||||
void swap(position a, position b) throw(std::out_of_range);
|
||||
|
||||
private:
|
||||
|
|
@ -212,9 +218,9 @@ namespace sgpem {
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|||
// ---------------------------------------------
|
||||
class Scheduler {
|
||||
public:
|
||||
sgpem::Policy& get_policy();
|
||||
sgpem::Policy* get_policy();
|
||||
static sgpem::Scheduler& get_instance();
|
||||
sgpem::ReadyQueue* get_ready_queue();
|
||||
sgpem::ReadyQueue* get_ready_queue();
|
||||
private:
|
||||
Scheduler();
|
||||
~Scheduler();
|
||||
|
|
|
|||
|
|
@ -63,7 +63,7 @@ namespace sgpem
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|||
*/
|
||||
virtual void init() = 0;
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||||
|
||||
virtual std::vector<Policy*> get_avail_policies() = 0;
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||||
virtual const std::vector<Policy*>& get_avail_policies() = 0;
|
||||
|
||||
/** \brief Get the registered manager instance
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||||
* FIXME deprecated
|
||||
|
|
|
|||
Loading…
Reference in New Issue