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| Examples | Mac & Win | Server | Client | Guides | Statistic | FMM | Blog | Deprecated | Old | |
Mutex.TryLock
Tries to lock the mutex.
| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
| Mutex | 10.2 | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |
MBS( "Mutex.TryLock"; Mutex ) More
Parameters
| Parameter | Description | Example |
|---|---|---|
| Mutex | The reference number of the mutex. | $mutex |
Result
Returns 1, 0 or error.
Description
Tries to lock the mutex.If the mutex is locked, this function returns 0, otherwise it returns 1 or an error.
Please call Mutex.Unlock later to unlock the mutex.
Examples
Try lock and unlock:
# lock it
Set Variable [ $r ; Value: MBS( "Mutex.TryLock"; $Mutex ) ]
If [ $r = 1 ]
# do something
#
# finally unlock
Set Variable [ $r ; Value: MBS( "Mutex.Unlock"; $Mutex ) ]
End If
Set Variable [ $r ; Value: MBS( "Mutex.TryLock"; $Mutex ) ]
If [ $r = 1 ]
# do something
#
# finally unlock
Set Variable [ $r ; Value: MBS( "Mutex.Unlock"; $Mutex ) ]
End If
See also
Blog Entries
This function checks for a license.
Created 5th April 2020, last changed 5th April 2020
