#!/bin/sh
# The default perl installation is quite large (62 MB) but a lot of it isn't
# actually needed and there's a lot of value in keeping the Sortix build lean.
# This script isn't safe to run on an actual installation so make sure it's in
# the temporary destination directory.
if [ -n "$TIX_INSTALL_DIR" ]; then
  # Retain only the section 1 manuals for the actual programs. There are also
  # other useful manuals in that section, but there's a whole lot of stuff that
  # don't need to be installed and take up space (11 MB).
  for manpage in "$TIX_INSTALL_DIR$PREFIX/share/man/man1"/*; do
    program=$(basename -- "$manpage" | sed -E 's/\.1$//')
    if [ ! -e  "$TIX_INSTALL_DIR$EXEC_PREFIX/bin/$program" ]; then
      rm -f -- "$manpage"
    fi
  done
  # The section 3 manuals are a whole lot and don't need to be installed and
  # take up a bunch space (6 MB).
  rm -rf -- "$TIX_INSTALL_DIR$PREFIX/share/man/man3"
  # The pod documentation takes up space (9 MB).
  PERLDIR="$TIX_INSTALL_DIR$PREFIX/lib/perl5/5."*
  find -- "$PERLDIR" -name '*.pod' -delete
  # The per-architecture statically linked modules aren't needed (16MB).
  rm -rf -- "$PERLDIR/$HOST"/{CORE,auto}
fi