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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef WIN32
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#else
#include <io.h>
#include <direct.h>
#include <windows.h>
#endif
#include <stdlib.h>
#include "ConfigLocater.h"
#include "Game/GameVersion.h"
#include "System/Exceptions.h"
#include "System/FileSystem/DataDirLocater.h"
#include "System/FileSystem/FileSystem.h"
#include "System/Platform/Misc.h"
#include "System/Platform/Win/win32.h"
#include <boost/foreach.hpp>
using std::string;
using std::vector;
static void AddCfgFile(vector<string>& locations, const std::string& filepath)
{
BOOST_FOREACH(std::string& fp, locations) {
if (FileSystem::ComparePaths(fp, filepath)) {
return;
}
}
locations.push_back(filepath);
}
static void LoadCfgs(vector<string>& locations, const std::string& defCfg, const std::string& verCfg)
{
// lets see if the file exists & is writable
// (otherwise it can fail/segfault/end up in virtualstore...)
if (locations.empty()) {
// add the config file we write to
AddCfgFile(locations, defCfg);
FileSystem::TouchFile(defCfg); // create file if doesn't exists
if (access(defCfg.c_str(), R_OK | W_OK) == -1) {
throw content_error(std::string("config file not writeable: \"") + defCfg + "\"");
}
}
if (access(verCfg.c_str(), R_OK) != -1) {
AddCfgFile(locations, verCfg);
}
if (access(defCfg.c_str(), R_OK) != -1) {
AddCfgFile(locations, defCfg);
}
}
static void LoadCfgsInFolder(vector<string>& locations, const std::string& path, const bool hidden = false)
{
// all platforms: springsettings.cfg
const string defCfg = path + "springsettings.cfg";
const string verCfg = path + "springsettings-" + SpringVersion::Get() + ".cfg";
LoadCfgs(locations, defCfg, verCfg);
#ifndef _WIN32
// unix only: (.)springrc (lower priority than springsettings.cfg!)
const string base = (hidden) ? ".springrc" : "springrc";
const string unixDefCfg = path + base;
const string unixVerCfg = unixDefCfg + "-" + SpringVersion::Get();
LoadCfgs(locations, unixDefCfg, unixVerCfg);
#endif
}
/**
* @brief Get the names of the default configuration files
*/
void ConfigLocater::GetDefaultLocations(vector<string>& locations)
{
// first, add writeable config file
LoadCfgsInFolder(locations, dataDirLocater.GetWriteDirPath(), false);
// add additional readonly config files
BOOST_FOREACH(std::string path, dataDirLocater.GetDataDirPaths()) {
LoadCfgsInFolder(locations, path);
}
}
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