MutexMBS.AutoLock as AutoMutexMBS   New in 26.3

Public Sub test(m as MutexMBS)
  // lock count is zero
  Var l1 As Integer = m.LockCount
  
  // locks it
  Var a As AutoMutexMBS = m.AutoLock
  
  // lock count is 1
  Var l2 As Integer = m.LockCount
  
  Break // unlocks when method ends
End Sub

Keep the AutoMutexMBS object in a local variable. When the method ends and the variable is freed, the mutex is unlocked automatically.

MutexMBS.Lock

Var m as new MutexMBS

m.Lock
MsgBox "Got mutex."

m.Unlock
MsgBox "Released mutex."

The function returns as soon as it has access to the mutex.

Always use Lock and Unlock in a pair.

MutexMBS.TryAutoLock as AutoMutexMBS   New in 26.3

Returns AutoMutexMBS object if we got a lock and nil if not.

Keep the AutoMutexMBS object in a local variable. When the method ends and the variable is freed, the mutex is unlocked automatically.

MutexMBS.TryLock as boolean

Var m as new MutexMBS

if m.TryLock then
  MsgBox "Got mutex."
  
  m.Unlock
else
  MsgBox "Failed to get mutex."
end if

Returns true if we got a lock and false if not.
Always use Lock and Unlock in a pair.

MutexMBS.Unlock

Var m as new MutexMBS

m.Lock
MsgBox "Got mutex."

m.Unlock
MsgBox "Released mutex."

Always use Lock and Unlock in a pair.