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#!/bin/sh
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the QtQml module of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
# printProperty(): prints a key-value pair from given key and cmd list.
# If running cmd fails, or does not produce any stdout, nothing is printed.
# Arguments: $1: key, $2: cmd, $3: optional, field specification as to cut(1) -f
printProperty ()
{
key=$1
val=`{ eval $2 ; } 2>/dev/null`
[ -n "$3" ] && val=`echo $val | tr -s '[:blank:]' '\t' | cut -f$3`
[ -n "$val" ] && echo $key: $val
}
# printEnvVar(): prints a key-value pair from given environment variable name.
# key is printed as "Env_<varname>".
# If the variable is undefined, nothing is printed.
# Arguments: $1: varname
printEnvVar ()
{
key=Env_$1
val=`eval 'echo $'$1`
[ -n "$val" ] && echo $key: $val
}
# printOnOff(): prints a key-value pair from given environment variable name.
# If variable is defined, value is printed as "<key>-On"; otherwise "<key>-Off".
# Arguments: $1: key $2: varname
printOnOff ()
{
key=$1
val=`eval 'echo $'$2`
if [ -z "$val" ] ; then
val=Off
else
val=On
fi
echo $key: $key-$val
}
# ------------
printProperty Uname "uname -a"
printProperty WlanMAC "ifconfig wlan0 | grep HWaddr" 5
printEnvVar QMLSCENE_DEVICE
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