Sattapattu wrote:
>  Thanks A,
> 
>  My mistake, Apologies and suggestions considered. Let me give you all a
>  brief scenario of what my intentions are.
> 
>  What i am trying to do is,i have to run multiple perl programmes all at once
>  to change the contents of a text file. and the text file would contain 2
>  things. Test name and status. So as i run multiple perl programmes, i want
>  each prgm to read single line at once and check the status. if the status is
>  pending , change status to inprogress execute that line, and then change the
>  status to done and come out of the programme, else skip to the next line
>  till it finds pending. Just wanted to make sure, this would give access
>  denied error, as the file would be used by another programmes

All depends on the file locking and how you are opening the file to 
read/write. On windows the locking is automatic i'm pretty sure), so it 
depends on how you are opening the file.
http://perldoc.perl.org/functions/open.html
Would probably be a good read.


Lyle

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