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I am not trying to exit from parent shell. But I want to come back to main parent shell, i.e. from n th level to 1st level.

Hi,
I am using ksh to write my shell script. I need to create multiple-level of nested sub shells in my script. Lets say I have at n th subshell. My question is how do I come out from there to main...

In IBM Mainframe they have something called ACF2 rule which is essentially used to control the dataset access. It is kind of a list-based access control for mainframe datasets. [Mainframe datasets...