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#!/bin/sh
#############################################################################
##
## Copyright (C) 2015 The Qt Company Ltd.
## Contact: http://www.qt.io/licensing/
##
## This file is part of the Qt Installer Framework.
##
## $QT_BEGIN_LICENSE:LGPL$
## 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 http://qt.io/terms-conditions. For further
## information use the contact form at http://www.qt.io/contact-us.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 2.1 or version 3 as published by the Free
## Software Foundation and appearing in the file LICENSE.LGPLv21 and
## LICENSE.LGPLv3 included in the packaging of this file. Please review the
## following information to ensure the GNU Lesser General Public License
## requirements will be met: https://www.gnu.org/licenses/lgpl.html and
## http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
##
## As a special exception, The Qt Company gives you certain additional
## rights. These rights are described in The Qt Company LGPL Exception
## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
##
##
## $QT_END_LICENSE$
##
#############################################################################
#
# Creates a disk image (dmg) on Mac OS X from the command line.
# usage:
# mkdmg <volname> <vers> <srcdir>
#
# Where <volname> is the name to use for the mounted image, <vers> is the version
# number of the volume and <srcdir> is where the contents to put on the dmg are.
#
# The result will be a file called <volname>-<vers>.dmg
if [ $# != 2 ]; then
echo "usage: mkdmg.sh volname srcdir"
exit 0
fi
VOL="$1"
FILES="$2"
PATHNAME=`dirname $FILES`
# keep '.XXXXXX' at the end to satisfy 'mktemp' as shipped on OS X
DMG=`mktemp "/tmp/$VOL.XXXXXX"`
# create temporary disk image and format, ejecting when done
SIZE=`du -sk ${FILES} | sed -n 's,^\([0-9]*\).*,\1,p'`
SIZE=$((${SIZE}/1000+1))
hdiutil create "${DMG}.dmg" -megabytes ${SIZE} -ov -volname "$VOL" -type UDIF -fs HFS+ >/dev/null
DISK=`hdid "${DMG}.dmg" | sed -ne 's,^\(.*\) *Apple_H.*,\1,p'`
MOUNT=`hdid "${DMG}.dmg" | sed -ne 's,^.*Apple_HFS[^/]*\(/.*\)$,\1,p'`
# mount and copy files onto volume
cp -R "$PATHNAME/`basename $FILES`" "$MOUNT"
hdiutil eject $DISK >/dev/null
# convert to compressed image, delete temp image
rm -f "$PATHNAME/${VOL}.dmg"
hdiutil convert "${DMG}.dmg" -format UDZO -o "$PATHNAME/${VOL}.dmg" >/dev/null
rm -f "${DMG}.dmg"
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