Entware cfg comparison

#!/bin/sh

MY_CFG=mipsel-3.4.config

for cfg in Entware/configs/*.config; do
    grep -v '#' $cfg | grep -vE 'CONFIG_TARGET_|CONFIG_ARCH|CONFIG_CPU_TYPE|CONFIG_DEFAULT_TARGET_OPTIMIZATION' \
        | sort > $(basename $cfg)
done

for cfg in *.config; do
    [ "$cfg" = "$MY_CFG" ] && continue
    echo
    echo "Diff between $MY_CFG and $cfg:"
    diff -u $MY_CFG $cfg | grep -E '^\+|^\-' | grep 'CONFIG_'
done

for cfg in Entware/configs/*.config; do
    rm -f $(basename $cfg)
done