#!/usr/bin/env bash

shopt -s nullglob

if [ $# -eq 0 ]; then
  $0 1 | sort
  #$0 1 | sort | uniq
else
  for D in br-ext-chip-*; do
    for CF in $D/configs/*; do
      BR2_VER=$(grep BR2_DEFAULT_KERNEL_VERSION $CF)
      if [ ! -z $BR2_VER ]; then
        VENDOR=$(echo $CF | cut -d - -f 4 | cut -d / -f 1 | sed -r 's/\<./\U&/g')
        VER=$(echo $BR2_VER | cut -d \" -f 2 | awk -F . '{printf "%s_%s", $1, $2}')
        GCC_VER=$(sed -rn "s/^BR2_GCC_VERSION_([0-9]*)_X=y/\1/p" $CF)
        ARCH=$(sed -rn "s/^BR2_(arm[a-z0-9_]+)=y/\1/p" $CF)
        if [ -z "$ARCH" ]; then
          ARCH=$(sed -rn "s/^BR2_(cortex_[a-z0-9_]+)=y/\1/p" $CF)
        fi
        if [ -z "$ARCH" ]; then
          ARCH=$(sed -rn "s/^BR2_(arm)=y/\1/p" $CF)
        else
          # Here we have something from ARM modern family
          HF=$(sed -rn "s/^BR2_ARM_EABI(HF)=y/\1/p" $CF | tr '[:upper:]' '[:lower:]')
          if [ ! -z "$HF" ]; then
            ARCH="${ARCH}_${HF}"
          fi
        fi

        if [ -z "$ARCH" ]; then
          ARCH=$(sed -rn "s/^BR2_(mips_[a-z]*)=y/\1/p" $CF)
        fi

        LIBC=$(sed -rn "s/^BR2_TOOLCHAIN_BUILDROOT_LIBC=\"(.*)\"/\1/p" $CF)

        SOC=$(echo $CF | cut -d _ -f 3)
        # $GCC_VER
        echo $ARCH $LIBC $VER $VENDOR $CF
      fi
    done
  done
fi