#!/bin/sh

usage () {
    cat <<EOF
USAGE: divvun-gen-xmlschemas >schemas.xml

If schemas.xml is in the same directory as errors.xml or pipespec.xml,
Emacs will give on-the-fly validation using the DTD's.
EOF
}

if [ "$#" != 0 ]; then
    case "$1" in
        -V|--version)
            echo "$0 - libdivvun version 0.3.12-alpha"
            exit
            ;;
        -h|--help)
            usage
            exit
            ;;
        *) usage
           exit 1
           ;;
    esac
fi

# If it looks like we're not installed, use the errors.dtd of the same
# dir as this script; otherwise assume we're installed:
d=$(dirname "$0")
if [ "$0" != "/usr/bin/divvun-gen-xmlschemas" ] && [ -e "$d"/errors.dtd ]; then
    dir="$d"
else
    dir=/usr/share/libdivvun
fi

cat <<EOF
<?xml version="1.0"?>
<locatingRules xmlns="http://thaiopensource.com/ns/locating-rules/1.0">

  <!--
       Having this file in the same dir as your XML's
       lets Emacs show validation errors.
       More information at:
       https://www.gnu.org/software/emacs/manual/html_node/nxml-mode/Schema-locating-files.html#Schema-locating-files
  -->

  <typeId id="errors" uri="${dir}/errors.rnc"/>
  <documentElement localName="errors" typeId="errors"/>
  <uri pattern="errors.xml" typeId="errors"/>

  <typeId id="pipespec" uri="${dir}/pipespec.rnc"/>
  <documentElement localName="pipespec" typeId="pipespec"/>
  <uri pattern="pipespec.xml" typeId="pipespec"/>

</locatingRules>
EOF