String length limit for context

I searched for about a half an hour and could not find anything on the Internet.

What is the string length limit for a context in extensions.conf?

Thanks

  • 1.4.28 & * 1.6.2.0
    [asterisk src]/inlcude/asterisk/channel.h
    #define AST_MAX_CONTEXT 80 /*!< Max length of a context */