1. semaphore - Noun
2. semaphore - Verb
A signal telegraph; an apparatus for giving signals by the disposition of lanterns, flags, oscillating arms, etc.
Source: Webster's dictionaryA binary semaphore is either locked or unlocked. Source: Internet
Although their real-time behavior is less crisp than semaphore systems, simple message-based systems avoid most protocol deadlock hazards, and are generally better-behaved than semaphore systems. Source: Internet
A typical solution is to have the task that owns a semaphore run at, or 'inherit,' the priority of the highest waiting task. Source: Internet
For example, semaphore, where the configuration of flags held by a signaller or the arms of a semaphore tower encodes parts of the message, typically individual letters and numbers. Source: Internet
As of 1895, France still operated coastal commercial semaphore telegraph stations, for ship-to-shore communication. Source: Internet
Deadlock is prevented by careful design or by having floored semaphores, which pass control of a semaphore to the higher priority task on defined conditions. Source: Internet