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/* Copyright (C) 2009 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/>.
*/
#include "precompiled.h"
#include "CmdLineArgs.h"
#include "lib/sysdep/sysdep.h"
CmdLineArgs::CmdLineArgs(int argc, const char* argv[])
{
if (argc >= 1)
{
std::string arg0(argv[0]);
// avoid OsPath complaining about mixing both types of separators,
// which happens when running in the VC2010 debugger
std::replace(arg0.begin(), arg0.end(), '/', SYS_DIR_SEP);
m_Arg0 = arg0;
}
for (int i = 1; i < argc; ++i)
{
// Only accept arguments that start with '-'
if (argv[i][0] != '-')
continue;
CStr name, value;
// Check for "-arg=value"
const char* eq = strchr(argv[i], '=');
if (eq)
{
name = CStr(argv[i]+1, eq-argv[i]-1);
value = CStr(eq+1);
}
else
{
name = CStr(argv[i]+1);
}
m_Args.push_back(make_pair(name, value));
}
}
template<typename T>
struct first_equals
{
T x;
first_equals(const T& x) : x(x) {}
template<typename S> bool operator()(const S& v) { return v.first == x; }
};
bool CmdLineArgs::Has(const char* name) const
{
return find_if(m_Args.begin(), m_Args.end(), first_equals<CStr>(name)) != m_Args.end();
}
CStr CmdLineArgs::Get(const char* name) const
{
ArgsT::const_iterator it = find_if(m_Args.begin(), m_Args.end(), first_equals<CStr>(name));
if (it != m_Args.end())
return it->second;
else
return "";
}
std::vector<CStr> CmdLineArgs::GetMultiple(const char* name) const
{
std::vector<CStr> values;
ArgsT::const_iterator it = m_Args.begin();
while (1)
{
it = find_if(it, m_Args.end(), first_equals<CStr>(name));
if (it == m_Args.end())
break;
values.push_back(it->second);
++it; // start searching from the next one in the next iteration
}
return values;
}
OsPath CmdLineArgs::GetArg0() const
{
return m_Arg0;
}
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