#!/bin/sh

# OE Build Environment Setup Script
#
# Copyright (C) 2006-2011 Linux Foundation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#
# Normally this is called as '. ./oe-init-build-env'
#

if [ -n "$BASH_SOURCE" ]; then
    THIS_SCRIPT=$BASH_SOURCE
elif [ -n "$ZSH_NAME" ]; then
    THIS_SCRIPT=$0
else
    THIS_SCRIPT="$(pwd)/oe-init-build-env"
fi
if [ -n "$BBSERVER" ]; then
    unset BBSERVER
fi

if [ -z "$ZSH_NAME" ] && [ "$0" = "$THIS_SCRIPT" ]; then
    echo "Error: This script needs to be sourced. Please run as '. $THIS_SCRIPT'"
    exit 1
fi

if [ -z "$OEROOT" ]; then
    OEROOT=$(dirname "$THIS_SCRIPT")
    OEROOT=$(readlink -f "$OEROOT")
fi
unset THIS_SCRIPT

export OEROOT
. $OEROOT/scripts/oe-buildenv-internal &&
    TEMPLATECONF="$TEMPLATECONF" $OEROOT/scripts/oe-setup-builddir || {
    unset OEROOT
    return 1
}

# Shutdown any bitbake server if the BBSERVER variable is not set
if [ -z "$BBSERVER" ] && [ -f $OEROOT/bitbake.lock ]; then
    grep ":" $OEROOT/bitbake.lock > /dev/null && BBSERVER=$(cat $OEROOT/bitbake.lock) bitbake --status-only
    if [ $? = 0 ]; then
        echo "Shutting down bitbake memory resident server with bitbake -m"
        BBSERVER=$(cat $OEROOT/bitbake.lock) bitbake -m
    fi
fi

export BBPATH="$OEROOT"

# define if you wish to create soft links to the image in the tftpboot dir
#export TFTPBOOT_DIR=/tftpboot

declare -a WlAdditions=("OEROOT")

for entry in ${WlAdditions[@]}; do
    if [ "$(echo "$BB_ENV_EXTRAWHITE" | sed -re 's/[ \t]+/\n/g' | egrep ''^$entry'')" != "$entry" ] ; then
        echo $BB_ENV_EXTRAWHITE needs correction
        BB_ENV_EXTRAWHITE="$BB_ENV_EXTRAWHITE $entry"
        export BB_ENV_EXTRAWHITE
    fi
done

# Build of mlinux-version will fail with Python syntax errors because of <unknown> in the
# build path due to git describe failing because git thinks the ROOT directory is unsafe.
if ! git config --global --list | grep -q "^safe.directory=$OEROOT" ; then
    echo "Making $OEROOT a safe directory for git"
    git config --global --add safe.directory "$OEROOT"
fi