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https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-16 13:23:56 -07:00
157c6af18e
Avoid cases of filenames Update years in terms and other legal(ish) documents Don't update years in license headers, since change is not meaningful Will add linter rule in seperate commit Happy recompiling everyone! Original Patch By: Nescio Comment By: Gallaecio Differential Revision: D2620 This was SVN commit r27786.
115 lines
2.9 KiB
C++
115 lines
2.9 KiB
C++
/* Copyright (C) 2022 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "CmdLineArgs.h"
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#include "lib/sysdep/sysdep.h"
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#include <algorithm>
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#include <iterator>
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#include <string_view>
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CmdLineArgs g_CmdLineArgs;
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namespace
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{
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// Simple matcher for elements of the arguments container.
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class IsKeyEqualTo
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{
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public:
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IsKeyEqualTo(const CStr& value) : m_Value(value) {}
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bool operator()(const std::pair<CStr, CStr>& p) const
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{
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return p.first == m_Value;
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}
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private:
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const CStr m_Value;
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};
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} // namespace
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CmdLineArgs::CmdLineArgs(const PS::span<const char* const> argv)
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{
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if (argv.empty())
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return;
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std::string arg0(argv[0]);
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// avoid OsPath complaining about mixing both types of separators,
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// which happens when running in the VC2010 debugger
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std::replace(arg0.begin(), arg0.end(), '/', SYS_DIR_SEP);
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m_Arg0 = arg0;
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// Implicit conversion from const char* to std::string_view.
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for (const std::string_view arg : argv.subspan(1))
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{
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// Only accept arguments that start with '-'
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if (arg[0] != '-')
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{
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m_ArgsWithoutName.emplace_back(arg);
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continue;
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}
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// Allow -arg and --arg
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const std::string_view afterDashes = arg.substr(arg[1] == '-' ? 2 : 1);
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// Check for "-arg=value"
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const std::string_view::iterator eq =
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std::find(afterDashes.begin(), afterDashes.end(), '=');
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CStr value = (eq != afterDashes.end()) ? CStr{eq + 1, afterDashes.end()} : CStr{};
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m_Args.emplace_back(CStr(afterDashes.begin(), eq), std::move(value));
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}
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}
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bool CmdLineArgs::Has(const CStr& name) const
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{
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return std::any_of(m_Args.begin(), m_Args.end(), IsKeyEqualTo(name));
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}
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CStr CmdLineArgs::Get(const CStr& name) const
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{
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ArgsT::const_iterator it = std::find_if(m_Args.begin(), m_Args.end(), IsKeyEqualTo(name));
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return it != m_Args.end() ? it->second : "";
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}
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std::vector<CStr> CmdLineArgs::GetMultiple(const CStr& name) const
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{
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std::vector<CStr> values;
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ArgsT::const_iterator it = m_Args.begin();
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while ((it = std::find_if(it, m_Args.end(), IsKeyEqualTo(name))) != m_Args.end())
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{
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values.push_back(it->second);
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// Start searching from the next one in the next iteration
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++it;
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}
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return values;
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}
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OsPath CmdLineArgs::GetArg0() const
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{
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return m_Arg0;
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}
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std::vector<CStr> CmdLineArgs::GetArgsWithoutName() const
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{
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return m_ArgsWithoutName;
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}
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