Is Hunspell thread safe?

Question

Is the Hunspell spelling library thread-safe?

Madagascar

Answer 1

The answer is NO, A simple multi-threaded test application revealed that Hunspell uses per-instance resources for the spelling process, so only one thread can use it at any time - use locks/work queue/or instanciate a per-thread Hunspell instance.

Madagascar

You might the following article useful: Spell Check, Hyphenation, and Thesaurus for .NET with C# and VB Samples - Part 2: Multi Threading. – Wicopy

And use the latest NHunspell versions from sourceforge, because there are som multithreading bugs in the older versions. – Cathrinecathryn

The current comments for this answer refer to NHunspell, where as the question refers to Hunspell. The different HunSpell implementations have different owners and vary in their implementation. – Impersonality