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dbeavon
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Thanks Matt. It is good to hear about the COMSPEC environment. At least it gives me hope that there is some potential for shell flexibility. Hopefully this influences the behavior of ABL on Windows... so I don't have to open a BUG with tech support. 
If nothing else, I suppose I could write a class that is intended to be used as a replacement for the "UNIX" statement, and it provides an abstraction over the top of the HP-UX shell or the WSL shell, as the case may be. Then we could simply search/replace instances of the "UNIX" statement. However, I suspect that the "INPUT THROUGH" statements will be more difficult to replace with an OO abstraction. Those are integrated more tightly into the ABL session and they impact the default standard input stream...
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If nothing else, I suppose I could write a class that is intended to be used as a replacement for the "UNIX" statement, and it provides an abstraction over the top of the HP-UX shell or the WSL shell, as the case may be. Then we could simply search/replace instances of the "UNIX" statement. However, I suspect that the "INPUT THROUGH" statements will be more difficult to replace with an OO abstraction. Those are integrated more tightly into the ABL session and they impact the default standard input stream...Continue reading...