#!/bin/sh -e

# Detects Mac OS X. I don't yet know how Mac OS <= 9 fits into this.

. /usr/share/os-prober/common.sh

partition="$1"

mpoint="$2"

type="$3"

debug() {

  if [ -z "$OS_PROBER_DISABLE_DEBUG" ]; then

    logger -t macosx-prober "debug: $@"

  fi

}

# Weed out stuff that doesn't apply to us

case "$type" in

  hfsplus) debug "$1 is an HFS+ partition" ;;

  *) debug "$1 is not an HFS+ partition: exiting"; exit 1 ;;

esac

# Could use a better test than this.

# /System/Library/CoreServices/SystemVersion.plist has version information,

# but I don't think it exists on Mac OS <= 9, and it's XML so parsing in

# shell will be nasty.

if [ -e "$2/mach_kernel" ] && ! dd if="$2/mach_kernel" count=1 bs=5 2>/dev/null | grep -aq Dummy ; then

  label="$(count_next_label MacOSX)"

  result "$1:Mac OS X:$label:macosx"

  exit 0

else

  exit 1

fi