RetroShare/libbitdht/src/util/bdfile.cc
2018-05-21 18:23:52 +02:00

75 lines
2.6 KiB
C++

/*******************************************************************************
* util/bdfile.cc *
* *
* BitDHT: An Flexible DHT library. *
* *
* Copyright 2011 by Robert Fernie <bitdht@lunamutt.com> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Affero General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* *
* This program 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 Affero General Public License for more details. *
* *
* You should have received a copy of the GNU Affero General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
*******************************************************************************/
#ifdef WIN32
#include <windows.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include "bdfile.h"
namespace librs {
namespace util {
bool ConvertUtf8ToUtf16(const std::string& source, std::wstring& dest) ;
}
}
bool bdFile::renameFile(const std::string& from, const std::string& to)
{
int loops = 0;
#ifdef WIN32
std::wstring f;
librs::util::ConvertUtf8ToUtf16(from, f);
std::wstring t;
librs::util::ConvertUtf8ToUtf16(to, t);
while (!MoveFileEx(f.c_str(), t.c_str(), MOVEFILE_REPLACE_EXISTING))
#else
std::string f(from),t(to) ;
while (rename(from.c_str(), to.c_str()) < 0)
#endif
{
#ifdef WIN32
if (GetLastError() != ERROR_ACCESS_DENIED)
#else
if (errno != EACCES)
#endif
/* set errno? */
return false ;
#ifdef WIN32
Sleep(100000); /* us */
#else
usleep(100000); /* us */
#endif
if (loops >= 30)
return false ;
loops++;
}
return true ;
}