While not as absolute as a taint
pragma, the Taint
module offers the ability to introduce taint checkpoints in your code. For example:
warn "Oops" if tainted $num, @ids;
kill $num, @ids;
While not as encompassing as a taint pragma, these checkpoints, if placed correctly can tighten up your code without invoking the entire script with the -T. The use of this module however does require some forethought and understanding of tainted data and identification of vunerable execution points within your code.
perl -e 'email@example.com&&&split/[@.]/&&s&.com.&_&&&print'
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