linux-imx

#!/bin/sh

#  merge_config.sh - Takes a list of config fragment values, and merges

#  them one by one. Provides warnings on overridden values, and specified

#  values that did not make it to the resulting .config file (due to missed

#  dependencies or config symbol removal).

#

#  Portions reused from kconf_check and generate_cfg:

#  http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/kconf_check

#  http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/generate_cfg

#

#  Copyright (c) 2009-2010 Wind River Systems, Inc.

#  Copyright 2011 Linaro

#

#  This program is free software; you can redistribute it and/or modify

#  it under the terms of the GNU General Public License version 2 as

#  published by the Free Software Foundation.

#

#  This program is distributed in the hope that it will be useful,

#  but WITHOUT ANY WARRANTY; without even the implied warranty of

#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

#  See the GNU General Public License for more details.

​

clean_up() {

    rm -f $TMP_FILE

    exit

}

trap clean_up HUP INT TERM

​

usage() {

    echo "Usage: $0 [OPTIONS] [CONFIG [...]]"

    echo "  -h    display this help text"

    echo "  -m    only merge the fragments, do not execute the make command"

    echo "  -n    use allnoconfig instead of alldefconfig"

    echo "  -r    list redundant entries when merging fragments"

    echo "  -O    dir to put generated output files.  Consider setting \$KCONFIG_CONFIG instead."

    echo

    echo "Used prefix: '$CONFIG_PREFIX'. You can redefine it with \$CONFIG_ environment variable."

}

​

RUNMAKE=true

ALLTARGET=alldefconfig

WARNREDUN=false

OUTPUT=.

CONFIG_PREFIX=${CONFIG_-CONFIG_}

​

while true; do

    case $1 in

    "-n")

        ALLTARGET=allnoconfig

        shift

        continue

        ;;

    "-m")

        RUNMAKE=false

        shift

        continue

        ;;

    "-h")

        usage

        exit

        ;;

    "-r")

        WARNREDUN=true