- Fixed some bugs in command processing, added the configure-cpu-policy command
git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@748 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
parent
1a6805afc4
commit
6150af3d30
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@ -21,7 +21,7 @@
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from Policy import Policy
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import sys
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from sgpem import policy_sorts_processes
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#from sgpem import policy_sorts_processes
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class fcfs(Policy) :
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def __init__(self):
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@ -36,6 +36,11 @@ class fcfs(Policy) :
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def get_time_slice(self):
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return -2
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# FIXME incorrect, but must be implemented to allow
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# loading from the policy manager
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def wants(self):
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return 0
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def sort_queue(self, queue):
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cmpf = lambda a, b: \
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a.get_arrival_time() < \
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@ -21,7 +21,7 @@
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from Policy import Policy
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import sys
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from sgpem import policy_sorts_processes
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#from sgpem import policy_sorts_processes
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class sjf(Policy) :
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def __init__(self):
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@ -36,6 +36,11 @@ class sjf(Policy) :
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def get_time_slice(self):
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return -1
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# FIXME incorrect, but must be implemented to allow
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# loading from the policy manager
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def wants(self):
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return 0
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def sort_queue(self, queue):
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cmpf = lambda a, b: \
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a.get_remaining_time() < \
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@ -72,8 +72,9 @@ string_to_int(const ustring& str, int& num)
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return true;
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}
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int
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string_to_int(const ustring& str) throw(domain_error)
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template <typename T>
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T
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string_to(const ustring& str) throw(domain_error)
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{
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if(tokenize(str).size() != 1)
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throw domain_error("too few or too many tokens");
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@ -82,17 +83,24 @@ string_to_int(const ustring& str) throw(domain_error)
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iss.exceptions(ios_base::failbit | ios_base::badbit);
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int value;
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T value;
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try
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{
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iss >> value;
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}
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catch(ios_base::failure& e)
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catch(ios_base::failure e)
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{
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throw domain_error(e.what());
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}
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// disable exceptions, otherwise peek() will throw them!
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// how useless!!!
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iss.exceptions(ios_base::goodbit);
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if(iss.peek() != istringstream::traits_type::eof())
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throw domain_error("incorrect number format");
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return value;
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}
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@ -187,4 +195,7 @@ tokenize(const ustring& str)
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return tokens;
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}
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template int string_to<int>(const Glib::ustring&);
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template float string_to<float>(const Glib::ustring&);
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}
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@ -45,8 +45,8 @@ namespace sgpem
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*/
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bool SG_DLLEXPORT string_to_int(const Glib::ustring&, int&);
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int SG_DLLEXPORT string_to_int(const Glib::ustring&) throw(std::domain_error);
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template <typename T>
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T SG_DLLEXPORT string_to(const Glib::ustring&) throw(std::domain_error);
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/**\brief This function converts an integer value into a string.
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@ -89,7 +89,8 @@ GraphicalTerminalIO::onSend()
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pair<TextSimulation*, IOManager*>(_sim, this),
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read_command());
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Thread::create(sigc::bind(&TextSimulation::parse_command, p), true);
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//No way it will work with a graphical terminal at the moment
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//Thread::create(sigc::bind(&TextSimulation::parse_command, p), true);
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}
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uint
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19
src/main.cc
19
src/main.cc
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#include "main.hh"
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#include "parse_opts.hh"
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#include "text_simulation.hh"
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#include "io_manager.hh"
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#include <glibmm/module.h>
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#include <glibmm/thread.h>
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@ -52,7 +54,18 @@ main(int argc, char* argv[])
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// Parses options and prepares vector with
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// filenames of documents to be opened
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parse_options(argc, argv);
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return 0;
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parse_options(argc, argv);
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TextSimulation sim;
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while(1)
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{
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string str;
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getline(cin, str);
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TextSimulation::parse_command(sim, str);
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}
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return 0;
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}
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@ -24,6 +24,7 @@
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#include "backend/policy_parameters.hh"
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#include "backend/history.hh"
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#include "text_simulation.hh"
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#include <sstream>
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@ -99,17 +100,31 @@ TextSimulation::on_configure_cpu_policy(const Tokens& arguments)
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{
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arguments_ignored(arguments);
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PolicyParameters& parameters = get_policy()->get_parameters();
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// FIXME we should use the current policy to obtain parmaters, this code
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// is only for testing purposes
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PolicyParameters parameters;
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p_stdout(_("\nPlease provide a value for each attribute"));
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p_stdout(_("\nMandatory arguments are marked with an asterisk (*)"));
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parameters.register_int("a", -50, 50, false, 10);
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parameters.register_int("b", -2, INT_MAX, true);
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parameters.register_int("c", INT_MIN, 2, true);
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parameters.register_float("d", -FLT_MAX, FLT_MAX, true);
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parameters.register_float("e", -5.0f, 50.0f, false, 10);
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parameters.register_float("f", -FLT_MAX, 2.0f, true);
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parameters.register_string("g", false);
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parameters.register_string("h", true);
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parameters.register_string("g", true);
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p_stdout(_("\nPlease provide a value for each attribute:"));
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p_stdout(_("\nMandatory arguments are marked with an asterisk (*)\n"));
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p_stdout(_("\nInteger arguments:\n"));
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typedef map<ustring, PolicyParameters::Parameter<int> > IntParams;
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typedef map<ustring, PolicyParameters::Parameter<float> > FloatParams;
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typedef map<ustring, PolicyParameters::Parameter<ustring> > StringParams;
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// TODO for int and double this code is easily replaced with a call to a
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// template function. for strings we'll need to specialize it...
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IntParams int_params = parameters.get_registered_int_parameters();
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for(IntParams::iterator it = int_params.begin(); it != int_params.end();)
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@ -127,7 +142,6 @@ TextSimulation::on_configure_cpu_policy(const Tokens& arguments)
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p_stdout(buf.str());
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bool arg_provided = false;
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bool correct = true;
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ustring input = readline();
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{
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try
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{
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value = string_to_int(input);
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value = string_to<int>(input);
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if(value > p.get_upper_bound() || value < p.get_lower_bound())
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{
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p_stderr(_("\nERROR: Provided value is out of range"));
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correct = false;
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}
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}
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catch(domain_error e)
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{
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@ -150,14 +170,8 @@ TextSimulation::on_configure_cpu_policy(const Tokens& arguments)
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correct = false;
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}
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if(value > p.get_upper_bound() || value < p.get_lower_bound())
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{
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p_stderr(_("\nERROR: Provided value is out of range"));
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correct = false;
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}
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if(correct)
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p.set_value(value);
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parameters.set_int(p.get_name(), value);
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}
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else if(p.is_required())
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{
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@ -170,41 +184,109 @@ TextSimulation::on_configure_cpu_policy(const Tokens& arguments)
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++it;
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}
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//FIXME code for float arguments
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p_stdout(_("\nFloating-point arguments:\n"));
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// NOTE this piece code is a verbatim copy of the one above.
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// I tried solving this issue by using templates, but to make
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// it work will require adding to PolicyParameters a member template
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// method with 2 specializations...
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// StringParams string_params = parameters->get_registered_string_parameters();
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//
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// for(StringParams::iterator it = int_params.begin(); it != int_params.end();)
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// {
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// Parameter<ustring> &p = *it;
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// ustring buf;
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//
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// buf = "\n";
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//
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// if(p.is_required())
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// buf += "*";
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//
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// p_stdout(buf + p.get_name() + " = ");
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//
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// buf = read();
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//
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// // FIXME semi-hack, it's a bit overkill to tokenize the string
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// // to find if it's only composed of white spaces...
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// // Indedeed there's a pro: by using extensively tokenize() we are more sure
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// // it's correct ;-)
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// Tokens tokens = tokenize(input);
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//
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// if(tokens.size() == 0 && p.is_required())
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// p_stderr(_("\nERROR: This is a mandatory atribute; you MUST provide a valid value!"));
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// else
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// {
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// p.set_value(tokens[0]);
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// ++it;
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// }
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//
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// }
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FloatParams float_params = parameters.get_registered_float_parameters();
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for(FloatParams::iterator it = float_params.begin(); it != float_params.end();)
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{
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PolicyParameters::Parameter<float> &p = it->second;
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ostringstream buf;
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buf << "\n";
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if(p.is_required())
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buf << "*";
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buf << p.get_name() << " (range: [" << p.get_lower_bound() << ", " <<
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p.get_upper_bound() << "] default: " << p.get_default() << ") = ";
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p_stdout(buf.str());
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bool correct = true;
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ustring input = readline();
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float value;
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// FIXME semi-hack, it's a bit overkill to tokenize the string
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// to find if it's only composed of white spaces...
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// Indedeed there's a pro: by using extensively tokenize() we are more sure
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// it's correct ;-)
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if(tokenize(input).size() > 0)
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{
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try
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{
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value = string_to<float>(input);
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if(value > p.get_upper_bound() || value < p.get_lower_bound())
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{
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p_stderr(_("\nERROR: Provided value is out of range"));
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correct = false;
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}
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}
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catch(domain_error e)
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{
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p_stderr(_("\nERROR: Please provide a valid floating-point value"));
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correct = false;
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}
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if(correct)
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parameters.set_float(p.get_name(), value);
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}
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else if(p.is_required())
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{
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p_stderr(_("\nERROR: This is a mandatory attribute; you MUST provide a valid value!"));
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correct = false;
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}
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if(correct)
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++it;
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}
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p_stdout(_("\nString arguments:\n"));
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StringParams string_params = parameters.get_registered_string_parameters();
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for(StringParams::iterator it = string_params.begin(); it != string_params.end();)
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{
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PolicyParameters::Parameter<ustring> &p = it->second;
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ustring buf;
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buf = "\n";
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if(p.is_required())
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buf += "*";
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p_stdout(buf + p.get_name() + " = ");
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buf = readline();
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// FIXME semi-hack, it's a bit overkill to tokenize the string
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// to find if it's only composed of white spaces...
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// Indedeed there's a pro: by using extensively tokenize() we are more sure
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// it's correct ;-)
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Tokens tokens = tokenize(buf);
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if(tokens.size() == 0 && p.is_required())
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p_stderr(_("\nERROR: This is a mandatory atribute; you MUST provide a valid value!"));
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else
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{
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// FIXME should we insert the entire line here or just a token?
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parameters.set_string(p.get_name(), buf);
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++it;
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}
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}
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}
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void
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TextSimulation::on_help(const Tokens& arguments)
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{
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@ -212,7 +294,7 @@ TextSimulation::on_help(const Tokens& arguments)
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//make a local copy which we'll probably modify
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Tokens args = arguments;
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if(args.size() > 1)
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if(args.size() > 0)
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{
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command = args[0].uppercase();
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args.erase(args.begin());
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@ -222,9 +304,9 @@ TextSimulation::on_help(const Tokens& arguments)
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if(command.size() == 0)
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p_stdout(_("\nAvaiable commands:\nRUN\nPAUSE\nSTOP\nQUIT\nHELP"
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"\nGET\nSET\nSHOW\nADD\nREMOVE"
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"\nGET\nSET\nSHOW\nADD\nREMOVE\nCONFIGURE-CPU-POLICY"
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"\n\nHELP followed by a command shows help about it."
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"\n ex. HELP RUN shows help about the command RUN"));
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"\n ex. HELP RUN shows help about the command RUN\n"));
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else if(command == "RUN")
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p_stdout(_("\n-- RUN COMMAND --\nStarts the simulation. It can be "
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"continuous or step-by-step depending on the mode configured with "
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@ -278,31 +360,31 @@ TextSimulation::on_quit(const Tokens& arguments)
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void
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TextSimulation::on_get(const Tokens& arguments)
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{
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p_stderr(_("\nFIXME: Not implemented"));
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p_stderr(_("\nFIXME: Not implemented\n"));
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}
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void
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TextSimulation::on_set(const Tokens& arguments)
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{
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p_stderr(_("\nFIXME: Not implemented"));
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p_stderr(_("\nFIXME: Not implemented\n"));
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}
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void
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TextSimulation::on_show(const Tokens& arguments)
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{
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p_stderr(_("\nFIXME: Not implemented"));
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p_stderr(_("\nFIXME: Not implemented\n"));
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}
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void
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TextSimulation::on_add(const Tokens& arguments)
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{
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p_stderr(_("\nFIXME: Not implemented"));
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p_stderr(_("\nFIXME: Not implemented\n"));
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}
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void
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TextSimulation::on_remove(const Tokens& arguments)
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{
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p_stderr(_("\nFIXME: Not implemented"));
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p_stderr(_("\nFIXME: Not implemented\n"));
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}
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void
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@ -326,7 +408,7 @@ TextSimulation::readline()
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}
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void
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TextSimulation::parse_command(pair< pair<TextSimulation*, IOManager*>, const ustring > p)
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TextSimulation::parse_command(TextSimulation& sim, const ustring& str)
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{
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typedef void (TextSimulation::*f_ptr)(const Tokens&);
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map<ustring, f_ptr> command_handlers;
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|
@ -343,25 +425,22 @@ TextSimulation::parse_command(pair< pair<TextSimulation*, IOManager*>, const us
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command_handlers["REMOVE"] = &TextSimulation::on_remove;
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command_handlers["QUIT"] = &TextSimulation::on_quit;
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ustring str = p.second;
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Tokens arguments = tokenize(str);
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if(arguments.size() == 0)
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return;
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if(command_handlers.find(arguments[0]) == command_handlers.end())
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ustring key = arguments[0].uppercase();
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if(command_handlers.find(key) == command_handlers.end())
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{
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p_stderr(_("\nERROR: command not supported"));
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p_stderr(_("\nERROR: command not supported\n"));
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return;
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}
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ustring key = arguments[0].uppercase();
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arguments.erase(arguments.begin());
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TextSimulation* obj = p.first.first;
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(obj->*(command_handlers[key]))(arguments);
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(sim.*(command_handlers[key]))(arguments);
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}
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// ** Please do NOT delete this code, I still use it as a reference **
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|
@ -842,7 +921,10 @@ TextSimulation::_io_loop(pair<TextSimulation* , int > pun)
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//Thread::create( sigc::bind(&TextSimulation::parse_command, p), true);
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//else
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//no read is possible: only write
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pun.first->parse_command(p);
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// FIXME what was the purpose of this (_io_loop()) method
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// need to comment out to make the code compile
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//pun.first->parse_command(p);
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}
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}
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@ -35,6 +35,7 @@
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#include <glibmm/thread.h>
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#include <glibmm/ustring.h>
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#include <utility>
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#include <map>
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namespace sgpem
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|
@ -107,7 +108,7 @@ namespace sgpem
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\li getpolicyattributes <br>
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Prints the name and the value of the policy's attributes
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*/
|
||||
static void parse_command(std::pair< std::pair<TextSimulation*, IOManager*>, const Glib::ustring >);
|
||||
static void parse_command(TextSimulation &sim, const Glib::ustring& str);
|
||||
|
||||
/**
|
||||
Adds an available I/O device.
|
||||
|
@ -122,6 +123,7 @@ namespace sgpem
|
|||
|
||||
private:
|
||||
void arguments_ignored(const Tokens& arguments);
|
||||
|
||||
void on_run(const Tokens& arguments);
|
||||
void on_pause(const Tokens& arguments);
|
||||
void on_stop(const Tokens& arguments);
|
||||
|
|
Loading…
Reference in New Issue