R: Locking/Unlocking

is.locked {flock} | R Documentation

## Locking/Unlocking

### Description

Checks whether a lock has been obtained.

### Usage

    is.locked(file.lock)

### Arguments

`file.lock` | The lock as an object of type `FileLock`.

### Author(s)

Ivan Popivanov

### Examples

    ## Not run:
    require(flock)

    file.lock = lock("~/file.lock")
    # Critical section code goes between here and the unlock call
    if(is.locked(file.lock)) {
       print("Got the lock!")
    }
    unlock(file.lock)

    ## End(Not run)

[Package flock version 0.7 Index]