diff options
Diffstat (limited to 'utils/command_line.hpp')
| -rw-r--r-- | utils/command_line.hpp | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/utils/command_line.hpp b/utils/command_line.hpp deleted file mode 100644 index d3178f1..0000000 --- a/utils/command_line.hpp +++ /dev/null @@ -1,73 +0,0 @@ -// Copyright (c) 2017 Egor Tensin <Egor.Tensin@gmail.com> -// This file is part of the "winapi-debug" project. -// For details, see https://github.com/egor-tensin/winapi-debug. -// Distributed under the MIT License. - -#pragma once - -#include <boost/program_options.hpp> - -#include <exception> -#include <filesystem> -#include <format> -#include <iostream> -#include <ostream> -#include <string> - -class SettingsParser { -public: - explicit SettingsParser(int, char** argv) : prog_name{extract_filename(argv[0])} { - visible.add_options()("help,h", "show this message and exit"); - } - - virtual ~SettingsParser() = default; - - virtual const char* get_short_description() const { - return "[--option VALUE]..."; - } - - virtual void parse(int argc, char* argv[]) { - boost::program_options::options_description all; - all.add(hidden).add(visible); - boost::program_options::variables_map vm; - boost::program_options::store(boost::program_options::command_line_parser{argc, argv} - .options(all) - .positional(positional) - .run(), - vm); - if (vm.count("help")) - exit_with_usage = true; - else - boost::program_options::notify(vm); - } - - bool exit_with_usage = false; - - void usage() const { - std::cout << *this; - } - - void usage_error(const std::exception& e) const { - std::cerr << std::format("usage error: {}\n", e.what()); - std::cerr << *this; - } - -protected: - boost::program_options::options_description hidden; - boost::program_options::options_description visible; - boost::program_options::positional_options_description positional; - -private: - static std::string extract_filename(char* path) { - return std::filesystem::path{path}.filename().string(); - } - - const std::string prog_name; - - friend std::ostream& operator<<(std::ostream& os, const SettingsParser& parser) { - const auto short_descr = parser.get_short_description(); - os << std::format("usage: {} {}\n", parser.prog_name, short_descr); - os << parser.visible; - return os; - } -}; |
