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// Copyright (c) 2017 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_FS_H
#define BITCOIN_FS_H
#include <stdio.h>
#include <string>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/filesystem/detail/utf8_codecvt_facet.hpp>
/** Filesystem operations and types */
namespace fs = boost::filesystem;
/** Bridge operations to C stdio */
namespace fsbridge {
FILE *fopen(const fs::path& p, const char *mode);
FILE *freopen(const fs::path& p, const char *mode, FILE *stream);
class FileLock
{
public:
FileLock() = delete;
FileLock(const FileLock&) = delete;
FileLock(FileLock&&) = delete;
explicit FileLock(const fs::path& file);
~FileLock();
bool TryLock();
std::string GetReason() { return reason; }
private:
std::string reason;
#ifndef WIN32
int fd = -1;
#else
void* hFile = (void*)-1; // INVALID_HANDLE_VALUE
#endif
};
};
#endif // BITCOIN_FS_H
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