#!/bin/bash
# configure.sh
#
# Copyright (C) 2007, 2008, 2011 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
WD=`pwd`
TOPDIR="${WD}/.."
USAGE="
USAGE: ${0} [-d] [-a <app-dir>] <board-name>/<config-name>
Where:
<board-name> is the name of the board in the configs directory
<config-name> is the name of the board configuration sub-directory
<add-dir> is the path to the apps/ directory, relative to the nuttx directory
"
# Parse command arguments
unset boardconfig
unset appdir
while [ ! -z "$1" ]; do
case "$1" in
-d )
set -x
;;
-h )
echo "$USAGE"
exit 0
;;
-a )
shift
appdir=$1
;;
*)
if [ ! -z "${boardconfig}" ]; then
echo ""
echo "<board/config> defined twice"
echo "$USAGE"
exit 1
fi
boardconfig=$1
;;
esac
shift
done
# Sanity checking
if [ -z "${boardconfig}" ]; then
echo ""
echo "Missing <board/config> argument"
echo "$USAGE"
exit 2
fi
configpath=${TOPDIR}/configs/${boardconfig}
if [ ! -d "${configpath}" ]; then
echo "Directory ${configpath} does not exist. Options are:"
echo ""
echo "Select one of the following options for <board-name>:"
configlist=`find ${TOPDIR}/configs -name defconfig`
for defconfig in $configlist; do
config=`dirname $defconfig | sed -e "s,${TOPDIR}/configs/,,g"`
echo " $config"
done
echo ""
echo "$USAGE"
exit 3
fi
src_makedefs="${configpath}/Make.defs"
dest_makedefs="${TOPDIR}/Make.defs"
if [ ! -r "${src_makedefs}" ]; then
echo "File \"${src_makedefs}\" does not exist"
exit 4
fi
src_setenv="${configpath}/setenv.sh"
unset have_setenv
if [ -r "${src_setenv}" ]; then
dest_setenv=${TOPDIR}/setenv.sh
have_setenv=y
else
src_setenv="${configpath}/setenv.bat"
if [ -r "${src_setenv}" ]; then
dest_setenv=${TOPDIR}/setenv.bat
have_setenv=y
else
unset src_setenv
fi
fi
src_config="${configpath}/defconfig"
tmp_config="${TOPDIR}/.configX"
dest_config="${TOPDIR}/.config"
if [ ! -r "${src_config}" ]; then
echo "File \"${src_config}\" does not exist"
exit 6
fi
# Extract values needed from the defconfig file. We need:
# (1) The CONFIG_NUTTX_NEWCONFIG setting to know if this is a "new" style
# configuration, and
# (2) The CONFIG_APPS_DIR to see if there is a configured location for the
# application directory.
newconfig=`grep CONFIG_NUTTX_NEWCONFIG= "${src_config}" | cut -d'=' -f2`
defappdir=y
if [ -z "${appdir}" ]; then
quoted=`grep "^CONFIG_APPS_DIR=" "${src_config}" | cut -d'=' -f2`
if [ ! -z "${appdir}" ]; then
appdir=`echo ${quoted} | sed -e "s/\"//g"`
defappdir=n
fi
fi
# Check for the apps/ directory in the usual place if appdir was not provided
if [ -z "${appdir}" ]; then
# Check for a version file
unset CONFIG_VERSION_STRING
if [ -x "${TOPDIR}/.version" ]; then
. "${TOPDIR}/.version"
fi
# Check for an unversioned apps/ directory
if [ -d "${TOPDIR}/../apps" ]; then
appdir="../apps"
else
# Check for a versioned apps/ directory
if [ -d "${TOPDIR}/../apps-${CONFIG_VERSION_STRING}" ]; then
appdir="../apps-${CONFIG_VERSION_STRING}"
fi
fi
fi
# If appsdir was provided (or discovered) then make sure that the apps/
# directory exists
if [ ! -z "${appdir}" -a ! -d "${TOPDIR}/${appdir}" ]; then
echo "Directory \"${TOPDIR}/${appdir}\" does not exist"
exit 7
fi
# Okay... Everything looks good. Setup the configuration
install -C "${src_makedefs}" "${dest_makedefs}" || \
{ echo "Failed to copy \"${src_makedefs}\"" ; exit 7 ; }
if [ "X${have_setenv}" = "Xy" ]; then
install -C "${src_setenv}" "${dest_setenv}" || \
{ echo "Failed to copy ${src_setenv}" ; exit 8 ; }
chmod 755 "${dest_setenv}"
fi
install -C "${src_config}" "${tmp_config}" || \
{ echo "Failed to copy \"${src_config}\"" ; exit 9 ; }
# If we did not use the CONFIG_APPS_DIR that was in the defconfig config file,
# then append the correct application information to the tail of the .config
# file
if [ "X${defappdir}" = "Xy" ]; then
sed -i -e "/^CONFIG_APPS_DIR/d" "${tmp_config}"
echo "" >> "${tmp_config}"
echo "# Application configuration" >> "${tmp_config}"
echo "" >> "${tmp_config}"
echo "CONFIG_APPS_DIR=\"$appdir\"" >> "${tmp_config}"
fi
# Copy appconfig file. The appconfig file will be copied to ${appdir}/.config
# if both (1) ${appdir} is defined and (2) we are not using the new configuration
# (which does not require a .config file in the appsdir.
if [ ! -z "${appdir}" -a "X${newconfig}" != "Xy" ]; then
if [ ! -r "${configpath}/appconfig" ]; then
echo "NOTE: No readable appconfig file found in ${configpath}"
else
install -C "${configpath}/appconfig" "${TOPDIR}/${appdir}/.config" || \
{ echo "Failed to copy ${configpath}/appconfig" ; exit 10 ; }
fi
fi
# install the final .configX only if it differs from any existing
# .config file.
install -C "${tmp_config}" "${dest_config}"
rm -f "${tmp_config}"
