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73 lines
2.0 KiB
73 lines
2.0 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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 3 of the License, or
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(at your option) any later version.
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cpp-ethereum 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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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file FileSystem.cpp
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* @authors
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* Eric Lombrozo <elombrozo@gmail.com>
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* Gav Wood <i@gavwood.com>
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* @date 2014
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*/
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#include "FileSystem.h"
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#include "Common.h"
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#include "Log.h"
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#if defined(_WIN32)
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#include <shlobj.h>
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#else
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#include <stdlib.h>
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#include <stdio.h>
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#include <pwd.h>
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#include <unistd.h>
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#endif
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#include <boost/filesystem.hpp>
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using namespace std;
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using namespace dev;
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std::string dev::getDataDir(std::string _prefix)
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{
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if (_prefix.empty())
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_prefix = "ethereum";
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#ifdef _WIN32
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_prefix[0] = toupper(_prefix[0]);
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char path[1024] = "";
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if (SHGetSpecialFolderPathA(NULL, path, CSIDL_APPDATA, true))
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return (boost::filesystem::path(path) / _prefix).string();
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else
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{
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#ifndef _MSC_VER // todo?
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cwarn << "getDataDir(): SHGetSpecialFolderPathA() failed.";
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#endif
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BOOST_THROW_EXCEPTION(std::runtime_error("getDataDir() - SHGetSpecialFolderPathA() failed."));
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}
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#else
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boost::filesystem::path dataDirPath;
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char const* homeDir = getenv("HOME");
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if (!homeDir || strlen(homeDir) == 0)
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{
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struct passwd* pwd = getpwuid(getuid());
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if (pwd)
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homeDir = pwd->pw_dir;
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}
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if (!homeDir || strlen(homeDir) == 0)
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dataDirPath = boost::filesystem::path("/");
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else
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dataDirPath = boost::filesystem::path(homeDir);
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return (dataDirPath / ("." + _prefix)).string();
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#endif
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}
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