#! /bin/sh

pkg=`echo $1 | sed 's/^-p//'`
target=$2

ln -sf $target debian/$pkg/usr/share/doc/$pkg

f=debian/$pkg.postinst.debhelper
if [ ! -e $f ] || [ "`grep -c '^# dh_doclink' $f`" -eq 0 ]; then
cat >> $f <<EOF
# dh_doclink
if [ "\$1" = "configure" ]; then
  if [ -d /usr/doc -a ! -e /usr/doc/$pkg -a -d /usr/share/doc/$pkg ]; then
    ln -sf ../share/doc/$pkg /usr/doc/$pkg
  fi
fi
EOF
fi

f=debian/$pkg.prerm.debhelper
if [ ! -e $f ] || [ "`grep -c '^# dh_doclink' $f`" -eq 0 ]; then
cat >> $f <<EOF
# dh_doclink
if [ \( "\$1" = "upgrade" -o "\$1" = "remove" \) -a -L /usr/doc/$pkg ]; then
  rm -f /usr/doc/$pkg
fi
EOF
fi