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/* Copyright (C) 2021 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_CMDLINEARGS
#define INCLUDED_CMDLINEARGS
#include "ps/CStr.h"
#include "lib/os_path.h"
#include <vector>
class CmdLineArgs
{
public:
CmdLineArgs() {}
/**
* Parse the command-line options, for future processing.
* All arguments are required to be of the form <tt>-name</tt> or
* <tt>-name=value</tt> - anything else is ignored.
*
* @param argc size of argv array
* @param argv array of arguments; argv[0] should be the program's name
*/
CmdLineArgs(int argc, const char* argv[]);
/**
* Test whether the given name was specified, as either <tt>-name</tt> or
* <tt>-name=value</tt>
*/
bool Has(const CStr& name) const;
/**
* Get the value of the named parameter. If it was not specified, returns
* the empty string. If it was specified multiple times, returns the value
* from the first occurrence.
*/
CStr Get(const CStr& name) const;
/**
* Get all the values given to the named parameter. Returns values in the
* same order as they were given in argv.
*/
std::vector<CStr> GetMultiple(const CStr& name) const;
/**
* Get the value of argv[0], which is typically meant to be the name/path of
* the program (but the actual value is up to whoever executed the program).
*/
OsPath GetArg0() const;
/**
* Returns all arguments that don't have a name (string started with '-').
*/
std::vector<CStr> GetArgsWithoutName() const;
private:
typedef std::vector<std::pair<CStr, CStr> > ArgsT;
ArgsT m_Args;
OsPath m_Arg0;
std::vector<CStr> m_ArgsWithoutName;
};
extern CmdLineArgs g_CmdLineArgs;
#endif // INCLUDED_CMDLINEARGS
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