| #!/bin/sh |
| # Copyright (c) 2016 Google, Inc |
| # Written by Simon Glass <sjg@chromium.org> |
| # |
| # Check that the u-boot.cfg file provided does not introduce any new |
| # ad-hoc CONFIG options |
| # |
| # Use scripts/build-whitelist.sh to generate the list of current ad-hoc |
| # CONFIG options (those which are not in Kconfig). |
| |
| # Usage |
| # check-config.sh <path to u-boot.cfg> <path to whitelist file> <source dir> |
| # |
| # For example: |
| # scripts/check-config.sh b/chromebook_link/u-boot.cfg kconfig_whitelist.txt . |
| |
| set -e |
| set -u |
| |
| PROG_NAME="${0##*/}" |
| |
| usage() { |
| echo "$PROG_NAME <path to u-boot.cfg> <path to whitelist file> <source dir>" |
| exit 1 |
| } |
| |
| [ $# -ge 3 ] || usage |
| |
| path="$1" |
| whitelist="$2" |
| srctree="$3" |
| |
| # Temporary files |
| configs="${path}.configs" |
| suspects="${path}.suspects" |
| ok="${path}.ok" |
| new_adhoc="${path}.adhoc" |
| |
| export LC_ALL=C |
| export LC_COLLATE=C |
| |
| cat ${path} |sed -n 's/^#define \(CONFIG_[A-Za-z0-9_]*\).*/\1/p' |sort |uniq |sort -uc \ |
| >${configs} |
| |
| comm -23 ${configs} ${whitelist} > ${suspects} |
| |
| cat `find ${srctree} -name "Kconfig*"` |sed -n \ |
| -e 's/^\s*config *\([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \ |
| -e 's/^\s*menuconfig \([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \ |
| |sort |uniq |sort -uc > ${ok} |
| comm -23 ${suspects} ${ok} >${new_adhoc} |
| if [ -s ${new_adhoc} ]; then |
| echo >&2 "Error: You must add new CONFIG options using Kconfig" |
| echo >&2 "The following new ad-hoc CONFIG options were detected:" |
| cat >&2 ${new_adhoc} |
| echo >&2 |
| echo >&2 "Please add these via Kconfig instead. Find a suitable Kconfig" |
| echo >&2 "file and add a 'config' or 'menuconfig' option." |
| # Don't delete the temporary files in case they are useful |
| exit 1 |
| else |
| rm ${suspects} ${ok} ${new_adhoc} |
| fi |