# unionfs install script - builds module to match running kernel

startdir=/usr/share
pkgver=1.0.14
kernelver=`uname -r`

build() {
  [ ! -d /usr/src/linux-$kernelver ] && return
  echo ":: Building unionfs module for your kernel ($kernelver)"

  cd $startdir/unionfs-$pkgver
  echo -e \
    "EXTRACFLAGS=\"-DUNIONFS_NDEBUG -DUNIONFS_VERSION=\\\"1.0.14\\\"\""\
    "\nUNIONFS_DEBUG_CFLAG="\
    "\nLINUXSRC=/usr/src/linux-$kernelver\n" \
     > fistdev.mk
  make -s install-mod || return 1
  make -s clean
  rm fistdev.mk
  depmod -a

  echo ":: Done"
}

# arg 1:  the new package version
post_install() {
  build
}

# arg 1:  the new package version
# arg 2:  the old package version
pre_upgrade() {
  /bin/true
}

# arg 1:  the new package version
# arg 2:  the old package version
post_upgrade() {
  build
}

# arg 1:  the old package version
pre_remove() {
  /bin/true
}

# arg 1:  the old package version
post_remove() {
  rm /lib/modules/$kernelver/kernel/fs/unionfs.ko > /dev/null 2>&1
  /bin/true
}

op=$1
shift
$op $*