MacAddict 108/MacAddict108.iso/Software/Audio & Music/StartupSoundPrefPane 1.0.3.dmg/StartupSoundPrefPane.pkg/Contents/Resources/InstallationCheck

Paul Falstad's zsh script | 2005-05-28 | 611 b | 25 lines

#!/bin/zsh

OLDEST_VERSION="10.2"
SCRIPT_NAME="InstallationCheck"

VERSION=$(sw_vers | sed -e '/ProductVersion:/!d' | sed -e 's/[[:alnum:]]*:[[:space:]]*//')
if [[ -z "${VERSION}" ]] then
    echo ${SCRIPT_NAME}: Could not get system version!
    exit 100
fi

if [[ "${VERSION}" < "${OLDEST_VERSION}" ]] then
    echo ${SCRIPT_NAME}: Too old system! Version ${OLDEST_VERSION} or later is required.
    exit 99
fi

if [[ "${VERSION}" == "10.3" || "${VERSION}" == "10.3.1" ]] then
    if [[ -n $(ioreg | grep -F arcana_PRAM) ]] then
        echo ${SCRIPT_NAME}: Find the old version on Mac OS X ${VERSION}.
        exit 112
    fi
fi

exit 0;