POSTIN

/bin/sh

if [ -x /usr/sbin/plymouth-set-default-theme ]; then 
  export LIB=lib 
  if [ $1 -eq 1 ]; then 
      /usr/sbin/plymouth-set-default-theme --rebuild-initrd spinfinity 
  else 
      THEME=$(/usr/sbin/plymouth-set-default-theme) 
      if [ "$THEME" == "text" -o "$THEME" == "spinfinity" ]; then 
          /usr/sbin/plymouth-set-default-theme --rebuild-initrd spinfinity 
      fi 
  fi 
fi

POSTUN

/bin/sh

export LIB=lib 
if [ $1 -eq 0 -a -x /usr/sbin/plymouth-set-default-theme ]; then 
    if [ "$(/usr/sbin/plymouth-set-default-theme)" == "spinfinity" ]; then 
        /usr/sbin/plymouth-set-default-theme --reset --rebuild-initrd 
    fi 
fi