##
# rc.swapfile  --  set up a separate swapfile partition in Mac OS X
#
# Copyright 2004 Dave Bayer
# Subject to the terms and conditions of the MIT License
# Code version of January 4, 2004, tested with Mac OS X 10.3.2
# Instructions version of January 15, 2004
# See http://www.math.columbia.edu/~bayer/OSX/swapfile/
#
# To use this file, install it as the file /etc/rc.swapfile
# After the line in the system startup script /etc/rc
#
#   swapdir=/private/var/vm
#
# insert the line
#
#   if [ -f /etc/rc.swapfile ]; then . /etc/rc.swapfile; fi # inserted locally
#
# Change the definition of swapvolume below if necessary; do not use spaces
# E.g. if the swap partition is
#
#   /dev/disk0s10  /Volumes/Swap
#
# then edit the definition of swapvolume below to read
#
#   swapvolume=Swap
#
# If the swap partition is on a non-IDE drive, type in a terminal window
#
#   sudo defaults write /Library/Preferences/SystemConfiguration/autodiskmount AutomountDisksWithoutUserLogin -bool true
#
# Restart
##

swapvolume=Swap

if [ ! -d /Volumes/${swapvolume}/.Trashes ]; then
    swapcount=1
    ConsoleMessage "Waiting for ${swapvolume} to mount"
    while [ "$swapcount" -le 30 ]; do
        sleep 1
        if [ -d /Volumes/${swapvolume}/.Trashes ]; then
            ConsoleMessage "${swapvolume} mounted after $swapcount seconds"
            break
        fi
        swapcount=`expr $swapcount + 1`
    done
fi

if [ -d /Volumes/${swapvolume}/.Trashes ]; then
    ConsoleMessage "Using ${swapvolume} for swapfile"
    if [ -f ${swapdir}/swapfile0 ]; then
        rm -rf ${swapdir}/swap*
    fi
    swapdir=/Volumes/${swapvolume}/.vm
else
    ConsoleMessage "Unable to use ${swapvolume} for swapfile"
fi