pkgname=haskell-bytestring-show
HS_DIR=/usr/share/haskell/${pkgname}

registerPackage() {
    ${HS_DIR}/register.sh
}

unregisterPackage() {
    ${HS_DIR}/unregister.sh
}

updatePackageIndex() {
    (cd /usr/share/doc/ghc/html/libraries; ./gen_contents_index)
}

post_install() {
    registerPackage
    updatePackageIndex
}

pre_upgrade() {
    unregisterPackage
}

post_upgrade() {
    registerPackage
    updatePackageIndex
}

pre_remove() {
    unregisterPackage
}

post_remove() {
    updatePackageIndex
}