Semaphore vs. Mutex

Semaphorenoun

Any visual signaling system with flags, lights, or mechanically moving arms.

Semaphorenoun

A visual system for transmitting information by means of two flags that are held one in each hand, using an alphabetic and numeric code based on the position of the signaler’s arms.

Semaphorenoun

(computing) A bit, token, fragment of code, or some other mechanism which is used to restrict access to a shared function or device to a single process at a time, or to synchronize and coordinate events in different processes.

Semaphoreverb

To signal using (or as if using) a semaphore.

Semaphorenoun

A signal telegraph; an apparatus for giving signals by the disposition of lanterns, flags, oscillating arms, etc.

Semaphorenoun

an apparatus for visual signaling with lights or mechanically moving arms

Semaphoreverb

send signals by or as if by semaphore

Semaphoreverb

convey by semaphore, of information

Mutexnoun

(programming) An object in a program that serves as a lock, used to negotiate mutual exclusion among threads.

Mutexverb

To apply a mutex to.