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#include "FileLock.h"
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#include <bits/lockf.h>
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FileLock::FileLock(int fd) : fd_(fd) {}
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int FileLock::lock() {
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return lockf(fd_, F_LOCK, 0);
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}
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int FileLock::unlock() {
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return lockf(fd_, F_ULOCK, 0);
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}
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