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  Related Syntax    
rule type   process-start    

Syntax

  process-start condition?
     action*


Purpose

A rule to be performed before all other processing.

A process-start has several special stream-related properties. Streams opened in process-start rules without specifying the domain-free open modifier can be written to by:

Changing groups in a process-start rule has the following effects:

Of course, changing groups never affects a subsequent rule if it is done within an action preceded by a using group as prefix.

Changing groups can affect a process-start rule as follows:

    Related Syntax
   domain-free, declare #main-input has domain-free
   process
   process-end
   using group
 
 
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