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