79 lines
2.0 KiB
C++
79 lines
2.0 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Core/Debug.hpp>
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namespace Nz
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{
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inline bool CommandLineParameters::GetParameter(std::string_view name, std::string_view* value) const
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{
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auto it = m_parameters.find(name);
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if (it == m_parameters.end())
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return false;
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if (value)
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*value = it->second;
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return true;
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}
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inline bool CommandLineParameters::HasFlag(std::string_view flag) const
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{
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return m_flags.contains(flag);
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}
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inline bool CommandLineParameters::operator==(const CommandLineParameters& params) const
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{
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return m_flags == params.m_flags && m_parameters == params.m_parameters;
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}
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inline bool CommandLineParameters::operator!=(const CommandLineParameters& params) const
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{
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return !operator==(params);
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}
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inline CommandLineParameters CommandLineParameters::Parse(int argc, char** argv)
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{
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return Parse(argc, const_cast<const Pointer<const char>*>(argv));
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}
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inline CommandLineParameters CommandLineParameters::Parse(int argc, const Pointer<const char>* argv)
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{
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CommandLineParameters cmdParams;
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// Parse commandline parameters
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for (int i = 1; i < argc; ++i)
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{
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const char* value = argv[i];
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if (value[0] != '-' || value[1] != '-')
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continue;
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std::string_view arg(value + 2);
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if (arg.empty())
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continue;
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std::size_t sepIdx = arg.find_first_of(":= ");
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std::string_view name = arg.substr(0, sepIdx);
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if (sepIdx != arg.npos)
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// --param=value | --param:value | "--param value"
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cmdParams.m_parameters.emplace(name, arg.substr(sepIdx + 1));
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else if (i < argc - 1)
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{
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// Check the following parameter to handle --param value
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const char* nextValue = argv[i + 1];
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if (value[0] != '-')
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cmdParams.m_parameters.emplace(name, nextValue);
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else
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cmdParams.m_flags.emplace(name);
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}
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else
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cmdParams.m_flags.emplace(name);
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}
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return cmdParams;
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}
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}
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#include <Nazara/Core/DebugOff.hpp>
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