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setup-environment
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setup-environment
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#!/bin/sh
# -*- mode: shell-script; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# Copyright (C) 2012, 2013, 2016 O.S. Systems Software LTDA.
# Authored-by: Otavio Salvador <otavio@ossystems.com.br>
#
# 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.
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Add options for the script
# Copyright (C) 2013 Freescale Semiconductor, Inc.
CWD=`pwd`
PROGNAME=setup-environment
if [ -z "$BASH_VERSION" ];then
echo "This script must to be run from bash" >&2
return 1
fi
usage()
{
echo -e "\nUsage: source $PROGNAME <build-dir>
<build-dir>: specifies the build directory location (required)
If undefined, this script will set \$MACHINE to 'imx6q-tx6-emmc'.
"
shopt -q nullglob && nullglob=false || nullglob=true
$nullglob && shopt -s nullglob
for s in sources/*/conf/machine/*.conf;do
echo -e "
Supported machines: `echo; ls sources/*/conf/machine/*.conf | \
sed 's/^.*\//\t/;s/\.conf//'`
Supported distros: `echo; grep -h '^DISTRO_NAME ' sources/*/conf/distro/*.conf | \
sed 's/^.*= "/\t/;s/"//'`
To build for a machine listed above, run this script as:
DISTRO=<distro> MACHINE=<machine> source $PROGNAME <build-dir>
"
$nullglob && shopt -u nullglob
return
done
cat << EOF
No machine configuration files found!
Make sure, to set up your yocto source directory with:
repo init -u git@github.com:karo-electronics/karo-manifest -b master
repo sync
EOF
$nullglob && shopt -u nullglob
}
clean_up()
{
unset LIST_MACHINES VALID_MACHINE
unset CWD TEMPLATES SHORTOPTS LONGOPTS ARGS PROGNAME
unset generated_config updated
unset MACHINE SDKMACHINE DISTRO OEROOT
}
# get command line options
SHORTOPTS="h"
LONGOPTS="help"
ARGS=$(getopt --options $SHORTOPTS \
--longoptions $LONGOPTS --name $PROGNAME -- "$@" )
# Print the usage menu if invalid options are specified
if [ $? != 0 -o $# -lt 1 ]; then
usage && clean_up
return 1
fi
eval set -- "$ARGS"
while true;do
case $1 in
-h|--help)
usage
clean_up
return 0
;;
--)
shift
break
;;
esac
done
if [ "$(whoami)" = "root" ]; then
echo "ERROR: do not use yocto as root! Exiting..."
return 1
fi
if [ -z "$MACHINE" ]; then
MACHINE='imx6q-tx6-emmc'
fi
# Check the machine type specified
LIST_MACHINES=`ls -1 $CWD/sources/*/conf/machine`
VALID_MACHINE=`echo -e "$LIST_MACHINES" | grep ${MACHINE}.conf$ | wc -l`
if [ "$MACHINE" = "" ] || [ "$VALID_MACHINE" = "0" ]; then
echo -e "\nThe \$MACHINE you have specified ($MACHINE) is not supported by this build setup"
usage && clean_up
return 1
else
if [ ! -e $1/conf/local.conf.sample ]; then
echo "Configuring for ${MACHINE}"
fi
fi
if [ -z "$SDKMACHINE" ]; then
SDKMACHINE=`uname -m`
fi
if [ -z "$DISTRO" ]; then
case $MACHINE in
imx*-tx*)
DISTRO="karo-minimal"
DEV_MANAGER="busybox-mdev"
bitbake_target=karo-image-minimal
;;
tx*)
DISTRO="poky"
bitbake_target=u-boot
;;
*)
echo "Internal error: Unsupported \$MACHINE: '$MACHINE'"
clean_up
return 1
esac
else
case $DISTRO in
karo-minimal)
bitbake_target="karo-image-minimal"
DEV_MANAGER="busybox-mdev"
;;
karo-base|karo-x11)
bitbake_target="karo-image${DISTRO#karo}"
DEV_MANAGER="udev"
;;
uboot|u-boot|u-boot-karo)
bitbake_target="u-boot-karo"
DISTRO="poky"
;;
*)
echo "Unsupported distro: '$DISTRO'" >&2
usage && clean_up
return 1
;;
esac
fi
OEROOT=$PWD/sources/poky
if [ -e $PWD/sources/oe-core ]; then
OEROOT=$PWD/sources/oe-core
fi
TEMPLATECONF=${TEMPLATECONF:-$PWD/sources/meta-karo-distro/conf}
# Ensure all files in sources/base are kept in sync with project root
updated=false
shopt -q nullglob && nullglob=false || nullglob=true
$nullglob && shopt -s nullglob
for f in "$CWD/sources/base/"*; do
file="$(basename $f)"
if [ "$file" = "conf" ] || echo "$file" | grep -q '~$'; then
continue
fi
if ! cmp -s "$file" "$f"; then
updated=true
[ -e "$file" ] && chmod u+w "$file"
cp "$f" "$file"
fi
done
$nullglob && shopt -u nullglob
if $updated; then
echo "The project root content has been updated. Please run '$PROGNAME' again."
return
fi
. $OEROOT/oe-init-build-env $CWD/$1 > /dev/null
# if conf/local.conf not generated, no need to go further
if [ ! -e conf/local.conf ]; then
clean_up && return 1
fi
# Clean up PATH, because if it includes tokens to current directories somehow,
# wrong binaries can be used instead of the expected ones during task execution
export PATH="`echo $PATH | sed 's/\(:.\|:\)*:/:/g;s/^.\?://;s/:.\?$//'`"
generated_config=
if [ ! -e conf/local.conf.sample ]; then
mv conf/local.conf conf/local.conf.sample
# Generate the local.conf based on the Yocto defaults
TEMPLATES=$CWD/sources/base/conf
grep -v '^#\|^$' conf/local.conf.sample > conf/local.conf
# if [ -n "$DEV_MANAGER" ];then
# echo "VIRTUAL-RUNTIME_dev_manager = \"$DEV_MANAGER\"" >> conf/local.conf
# fi
if [ "$DISTRO" = "karo-minimal" ];then
echo 'EXTRA_IMAGE_FEATURES += "read-only-rootfs"' >> conf/local.conf
fi
# Change settings according environment
sed -e "s,MACHINE ??=.*,MACHINE ??= '$MACHINE',g" \
-e "s,SDKMACHINE ??=.*,SDKMACHINE ??= '$SDKMACHINE',g" \
-e "s,DISTRO ?=.*,DISTRO ?= '$DISTRO',g" \
-e "s,POKY_DISTRO ?=.*,POKY_DISTRO ?= '$POKY_DISTRO',g" \
-i conf/local.conf
cp $TEMPLATES/* conf/
for s in $HOME/.oe $HOME/.yocto; do
if [ -e $s/site.conf ]; then
echo "Linking $s/site.conf to conf/site.conf"
ln -s $s/site.conf conf
fi
done
generated_config=1
fi
cat <<EOF
Welcome to Ka-Ro electronics TX module BSP
The Yocto Project has extensive documentation about OE including a
reference manual which can be found at:
https://yoctoproject.org/documentation
For more information about OpenEmbedded see their website:
https://www.openembedded.org/
For a Ka-Ro specific Yocto guide please refer to:
"Getting Started" > "Yocto Guide" in the respective TX module page on
https://www.karo-electronics.com
You can start your build now with 'bitbake $bitbake_target'
EOF
if [ -n "$generated_config" ]; then
cat <<EOF
Your build environment has been configured with:
MACHINE=$MACHINE
SDKMACHINE=$SDKMACHINE
DISTRO=$DISTRO
EOF
else
echo "Your configuration files at $1 have not been touched."
fi
clean_up