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tryLock -- try locking a mutex

Usage:

tryLock m
Inputs:
- m, a mutex,

Description

Tries locking a mutex.

i1 : m = new Mutex

o1 = m

o1 : Mutex

i2 : tryLock m

If the mutex is already locked, then an error is raised.

i3 : stopIfError = false

o3 = false

i4 : tryLock m
stdio:4:7:(3):[1]: error: pthread_mutex_trylock: Device or resource busy

See also

lock(Mutex) -- lock a mutex
unlock(Mutex) -- unlock a mutex

Ways to use tryLock:

tryLock(Mutex)

For the programmer

The object tryLock is a method function.

The source of this document is in Macaulay2Doc/doc_mutex.m2:117:0.