blob: 583f7d0963c38212faad4a56e33b896619d59168 [file] [log] [blame]
Simon Glass371244c2016-09-13 21:44:07 -06001#!/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#
Masahiro Yamada7b76daa2016-09-26 13:04:58 +09008# Use scripts/build-whitelist.sh to generate the list of current ad-hoc
9# CONFIG options (those which are not in Kconfig).
Simon Glass371244c2016-09-13 21:44:07 -060010
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
Luca Ceresolif69dce52018-03-15 11:08:56 +010017set -e
18set -u
19
Andy Shevchenko94ca2692018-12-11 18:22:28 +020020PROG_NAME="${0##*/}"
21
22usage() {
23 echo "$PROG_NAME <path to u-boot.cfg> <path to whitelist file> <source dir>"
24 exit 1
25}
26
27[ $# -ge 3 ] || usage
28
Simon Glass371244c2016-09-13 21:44:07 -060029path="$1"
30whitelist="$2"
31srctree="$3"
32
33# Temporary files
34configs="${path}.configs"
35suspects="${path}.suspects"
36ok="${path}.ok"
37new_adhoc="${path}.adhoc"
38
39export LC_ALL=C
40export LC_COLLATE=C
41
42cat ${path} |sed -n 's/^#define \(CONFIG_[A-Za-z0-9_]*\).*/\1/p' |sort |uniq \
43 >${configs}
44
45comm -23 ${configs} ${whitelist} > ${suspects}
46
47cat `find ${srctree} -name "Kconfig*"` |sed -n \
Bin Meng1f54a472017-06-29 11:36:25 +080048 -e 's/^\s*config *\([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \
49 -e 's/^\s*menuconfig \([A-Za-z0-9_]*\).*$/CONFIG_\1/p' \
50 |sort |uniq > ${ok}
Simon Glass371244c2016-09-13 21:44:07 -060051comm -23 ${suspects} ${ok} >${new_adhoc}
52if [ -s ${new_adhoc} ]; then
Masahiro Yamada1bdd9422017-01-31 20:11:33 +090053 echo >&2 "Error: You must add new CONFIG options using Kconfig"
54 echo >&2 "The following new ad-hoc CONFIG options were detected:"
55 cat >&2 ${new_adhoc}
56 echo >&2
57 echo >&2 "Please add these via Kconfig instead. Find a suitable Kconfig"
58 echo >&2 "file and add a 'config' or 'menuconfig' option."
Simon Glass371244c2016-09-13 21:44:07 -060059 # Don't delete the temporary files in case they are useful
60 exit 1
61else
62 rm ${suspects} ${ok} ${new_adhoc}
63fi