Prepare CK3 mod (insert UTF-8 BOM, remove 0xD, end-of-line spaces)

CK3_MOD_BOM

#!/bin/bash

kill_0D() {
    perl -pi -e s/\\x0d//g $1
}

BOM_INSERT() {
    sed -i '1s/^\(\xef\xbb\xbf\)\?/\xef\xbb\xbf/' $1
}

do_with_file() {
    BOM_INSERT $f
    kill_0D $f
}

kill_trailing_space() {
    grep -q '[[:blank:]]$' $1 && sed -i 's/[[:blank:]]*$//' $1
}

for f in `find -type f \( -name \*.txt -o -name \*.yml \)`; do
    do_with_file $f
    kill_trailing_space $f
done

for f in `find -type f -name \*.mod`; do
    kill_0D $f
    kill_trailing_space $f
done