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/**
* Copyright (c) 2017 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "argument.hpp"
#include <algorithm>
#include <cassert>
#include <iostream>
#include <iterator>
#include <string>
ArgumentParser::ArgumentParser(int argc, char** argv)
{
auto option = 0;
while (-1 != (option = getopt_long(argc, argv, optionstr, options, NULL)))
{
if ((option == '?') || (option == 'h'))
{
usage(argv);
exit(-1);
}
auto i = &options[0];
while ((i->val != option) && (i->val != 0))
{
++i;
}
if (i->val)
{
arguments[i->name] = (i->has_arg ? optarg : true_string);
}
}
}
const std::string& ArgumentParser::operator[](const std::string& opt)
{
auto i = arguments.find(opt);
if (i == arguments.end())
{
return empty_string;
}
else
{
return i->second;
}
}
void ArgumentParser::usage(char** argv)
{
std::cerr << "Usage: " << argv[0] << " [options]\n";
std::cerr << "Options:\n";
std::cerr << " --help Print this menu\n";
std::cerr << " --path=<Dbus Object path> Dbus object path.\n"
<< " Ex: /org/openbmc/control/power0\n";
std::cerr
<< " --service=<Dbus Service name> Dbus Service name.\n"
<< " Ex: org.openbmc.control.Power\n";
std::cerr
<< " --interface=<Dbus interface name> Dbus interface name.\n"
<< " Ex: org.openbmc.control.Power\n";
std::cerr
<< " --property=<Dbus property name> Dbus property name.\n"
<< " Ex: pgood\n";
std::cerr
<< " --expect=<expected value> Dbus property value.\n"
<< " Ex: 1\n";
std::cerr << std::flush;
}
const option ArgumentParser::options[] =
{
{"path", required_argument, NULL, 'p'},
{"service", required_argument, NULL, 's'},
{"interface", required_argument, NULL, 'i'},
{"property", required_argument, NULL, 'r'},
{"expect", required_argument, NULL, 'e'},
{"help", no_argument, NULL, 'h'},
{0, 0, 0, 0},
};
const char* ArgumentParser::optionstr = "p:s:i:r:e:?h";
const std::string ArgumentParser::true_string = "true";
const std::string ArgumentParser::empty_string = "";
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