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April 2002, Week 5

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Subject:
Re: Cobol Buffer Limits and Cobol Dynamic Filenaming
From:
Dennis Handly <[log in to unmask]>
Reply To:
Dennis Handly <[log in to unmask]>
Date:
Mon, 29 Apr 2002 15:32:21 -0700
Content-Type:
text/plain
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text/plain (16 lines) 
>If the variable is defined as external in the main program, it will be
>allocated every time the program runs and since EXTERNALs are global
>then it has to be defined in all subprograms (if needed).

Yes.

>However if the main program calls another subprogram that calls this
>routine, the variable comes to life only when needed
>Michael Abootorab

No, if it is defined in a SUBPROGRAM its lifetime is the same as with
main.  Both have static storage duration.

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