Filter

Namespace containing the following modules:

• Filter::Simple - Simplified source filtering

• Filter::Util

• Filter::cpp - cpp source filter

• Filter::decrypt - A sample decrypting source filter: the source after use Filter::decrypt is XOR-ed with “Perl” as the compiler reads it.

• Filter::exec - exec source filter

• Filter::m4 - M4 source filter

• Filter::sh - sh source filter

• Filter::tee - Copies the source that follows use Filter::tee to a file, as the compiler reads it.