qareport/ApplicationParameter.cxx

Go to the documentation of this file.

/* Copyright (C) 2025 GSI/VECC,  Darmstadt/Kolkata
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Souvik Chattopadhyay[committer] */
 
 
#include "ApplicationParameter.h"
 
#include <boost/program_options.hpp>
 
#include <iostream>
#include <stdexcept>
 
namespace po = boost::program_options;
 
// -----------------------------------------------------------------------------
ApplicationParameter::ApplicationParameter(int argc, char* argv[]) { ParseCommandLine(argc, argv); }
 
// -----------------------------------------------------------------------------
void ApplicationParameter::ParseCommandLine(int argc, char* argv[])
{
  try {
    // 1) Define the recognised options
    po::options_description desc("Allowed options");
    desc.add_options()("inputfile,i", po::value<std::string>(&this->qaFile)->required()->value_name("<qaFile.root>"),
                       "Input QA ROOT file")(
      "setup,s", po::value<std::string>(&this->setup)->required()->value_name("<setupTag>"), "Setup tag (e.g. s100c)")(
      "out-dir,o", po::value<std::string>(&this->outDir)->default_value("./report"),
      "Output directory")("engine,e", po::value<std::string>(&this->engine)->default_value("latex"),
                          "Report engine: html | latex | beamer")(
      "fig-ext,f", po::value<std::string>(&this->figExt)->default_value("png"),
      "Figure file extension")("ignoresame,r", po::bool_switch(&this->ignoreSame)->default_value(false),
                               "Ignore same results")("help,h", "Show help message (ignored  no printing here)");
 
    // 2) Parse the command line
    po::variables_map vars;
    po::store(po::parse_command_line(argc, argv, desc), vars);
 
    // 3) Check for help request
    if (vars.count("help")) {
      std::cout << desc << std::endl;
      exit(EXIT_SUCCESS);
    }
 
    // 4) Enforce required and defaulted values
    po::notify(vars);
 
    // 5) Check for required options manually (already enforced by notify)
    if (this->qaFile.empty() || this->setup.empty()) {
      throw std::runtime_error("Missing required options: --qa-file and --setup are mandatory.");
    }
  }
  catch (const po::error& e) {
    std::cerr << "Error: " << e.what() << std::endl;
    std::cerr << "Use -h or --help for usage information." << std::endl;
    exit(EXIT_FAILURE);
  }
}