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#include <iostream>
#include <string>
#include "util/OptionParser.h"
#include "Graph.h"
int main(int argc, char* argv[]) { popl::OptionParser optionParser("Allowed options");
auto help_option = optionParser.add<popl::Switch>("h", "help", "Print this help message."); auto input_filename = optionParser.add<popl::Value<std::string>, popl::Attribute::optional>("f", "input-file", "Filename of input graph file."); auto input_string = optionParser.add<popl::Value<std::string>, popl::Attribute::optional>("s", "input-string", "Input graph string.");
auto stdout_output = optionParser.add<popl::Switch, popl::Attribute::optional>("o", "stdout", "Output to stdout."); auto file_output = optionParser.add<popl::Value<std::string>, popl::Attribute::optional>("p", "output-file", "Filename for output.");
auto verbose_max_flow = optionParser.add<popl::Switch, popl::Attribute::optional>("a", "max-flow", "Include verbose information about the max flow to the output."); auto min_cut_option = optionParser.add<popl::Switch, popl::Attribute::optional>("m", "minimum-cut", "Include the minimum cut set to the output.");
auto verbose_option = optionParser.add<popl::Switch, popl::Attribute::optional>("v", "verbose", "Output verbose algorithmic information and runtime. Pass twice to get step-by-step information.");
try { optionParser.parse(argc, argv); if(parser::checkOption(input_filename->count(), input_string->count()) > 0) { std::cout << optionParser << std::endl; return EXIT_FAILURE; }
if(help_option->count() > 0) { std::cout << optionParser << std::endl; } } catch (const popl::invalid_option &e) { return parser::printPoplException(e); } catch (const std::exception &e) { std::cerr << "Exception: " << e.what() << "\n"; return EXIT_FAILURE; }
std::string filename = ""; if(file_output->is_set()) { filename = file_output->value(0); } data::Graph network(stdout_output->is_set(), file_output->is_set(), filename, verbose_max_flow->is_set(), min_cut_option->is_set(), verbose_option->count()); if(input_filename->count() > 0) { network.parseFromFile(input_filename->value(0)); } else if (input_string->count()) { network.parseFromString(input_string->value(0)); } network.maxFlowDinic();
return 0; }
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