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Re: Ensuring forward compatibility

by eserte (Deacon)
on Apr 14, 2004 at 09:14 UTC ( [id://344961]=note: print w/replies, xml ) Need Help??


in reply to Ensuring forward compatibility

Of course there are exceptions. For instance do not put "package main" in a script which is used with Apache::Registry.

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Re: Re: Ensuring forward compatibility
by Theo (Priest) on Apr 14, 2004 at 14:21 UTC
    Please tell a perl novice why this is so.

    -Theo-
    (so many nodes and so little time ... )

      Apache::Registry automatically puts every script in its own namespace, something like Apache::ROOT$script_name. This is so to avoid name clashes in global variables and subroutines, because every Apache::Registry script is running in the same perl interpreter. Putting a "package main" on top of such a script would make the special namespace void and thus name clashes would be possible.

      As a workaround, one could use "package my_distinct_script_name" instead of "package main".

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