flock: lock – R documentation

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lock

Locking/Unlocking

Locks a file in exclusive or shared mode.

lock(path, exclusive = TRUE)

`path`	Character. The path.
`exclusive`	Logical. The lock type, exclusive or shared.

The file is created if it doesn't exist.

Returns an object of type FileLock, which is to be used for the unlock call.

Ivan Popivanov

## Not run: 
require(flock)

file.lock = lock("~/file.lock")
# Critical section code goes here
unlock(file.lock)

## End(Not run)

Process Synchronization Using File Locks

v0.7

Apache License 2.0

Authors

Ivan Popivanov

Initial release

2016-11-10