LXR uboot/scripts/check-config.sh

   1#!/bin/sh
   2# Copyright (c) 2016 Google, Inc
   3# Written by Simon Glass <sjg@chromium.org>
   4#
   5# Check that the u-boot.cfg file provided does not introduce any new
   6# ad-hoc CONFIG options
   7#
   8# Use scripts/build-whitelist.sh to generate the list of current ad-hoc
   9# CONFIG options (those which are not in Kconfig).
  10
  11# Usage
  12#    check-config.sh <path to u-boot.cfg> <path to whitelist file> <source dir>
  13#
  14# For example:
  15#   scripts/check-config.sh b/chromebook_link/u-boot.cfg kconfig_whitelist.txt .
  16
  17path="$1"
  18whitelist="$2"
  19srctree="$3"
  20
  21# Temporary files
  22configs="${path}.configs"
  23suspects="${path}.suspects"
  24ok="${path}.ok"
  25new_adhoc="${path}.adhoc"
  26
  27export LC_ALL=C
  28export LC_COLLATE=C
  29
  30cat ${path} |sed -n 's/^#define \(CONFIG_[A-Za-z0-9_]*\).*/\1/p' |sort |uniq \
  31        >${configs}
  32
  33comm -23 ${configs} ${whitelist} > ${suspects}
  34
  35cat `find ${srctree} -name "Kconfig*"` |sed -n \
  36        -e 's/^config *\([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \
  37        -e 's/^menuconfig \([A-Za-z0-9_]*\).*$/CONFIG_\1/p' |sort |uniq > ${ok}
  38comm -23 ${suspects} ${ok} >${new_adhoc}
  39if [ -s ${new_adhoc} ]; then
  40        echo "Error: You must add new CONFIG options using Kconfig"
  41        echo "The following new ad-hoc CONFIG options were detected:"
  42        cat ${new_adhoc}
  43        echo
  44        echo "Please add these via Kconfig instead. Find a suitable Kconfig"
  45        echo "file and add a 'config' or 'menuconfig' option."
  46        # Don't delete the temporary files in case they are useful
  47        exit 1
  48else
  49        rm ${suspects} ${ok} ${new_adhoc}
  50fi
  51