🚀 go-pugleaf

In article <92Oct03.033917.26923@acs.ucalgary.ca> gerke@acs.ucalgary.ca (Ken Gerke) writes:
>I'm helping someone to debug some code that was originally
>written in GWBasic, converted to QuickBasic and is nearly
>finished being upgraded to QB 4.5.  The code has several modules
>that chain between each other.  It uses the latest version of
>Btrieve for file management.  It has developed a bug  in the
>upgrade process where it freezes the system in the middle of
>executing a CHAIN command.  I'm inclined to suspect some subtle
>interaction with btrieve as we have inspected the code leading up
>to the call rather thoroughly.  We have an ON ERR handler in
>place, but it is not called in this situation.  The program just
>freezes.  I'm guessing that somehow memory is being corrupted,
>but we're not doing anything fancy like PEEK, POKE, DEF SEG, etc. 
>
>Got any tips?  Are there any problems in Btrieve that someone has
>heard of. Is there a chance that upgrading to the Professional version
>would solve this?
>

This type of problem is almost always caused by having a stack
which is too small.  Try increasing it with either the Clear
statement or the /st: link command.

>And just as an aside:  
>Could one could  use the current version of
>Btrieve(QBIXBTRV.OBJ) with  Visual BASIC for DOS
>or does Novell have to come out with a new object file?
>
It depends on wether this OBJ file will work with far strings...

>
>Ken Gerke
>Academic Computing Services
>University of Calgary
>(403)220-5079 | gerke@acs.ucalgary.ca

Phil Cooper