In Perl it is easy to do things at compile time. You have BEGIN for that.

A different mater is changing how the program is compiled. perl provides some hooks for doing it, but AFAIK, it must be done at the C level and requires a pretty good knowledge of the internals. See perlguts.

In reply to Re^5: writing a pragma by salva
in thread writing a pragma by karthikasasanka

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