#!/bin/sh
#
#
#  Licensed to the Apache Software Foundation (ASF) under one or more
#  contributor license agreements.  See the NOTICE file distributed with
#  this work for additional information regarding copyright ownership.
#  The ASF licenses this file to You under the Apache License, Version 2.0
#  (the "License"); you may not use this file except in compliance with
#  the License.  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#
# Wrapper for viewing/setting options that the plugin's CMake
# scripts will recognize.
#
# Don't edit this. Edit configure.plugin to add plugin-specific options.
#

set -e
command="$0 $*"

if [ -e `dirname $0`/configure.plugin ]; then
    # Include custom additions.
    . `dirname $0`/configure.plugin
fi

# Check for `cmake` command.
type cmake > /dev/null 2>&1 || {
    echo "\
This package requires CMake, please install it first, then you may
use this configure script to access CMake equivalent functionality.\
" >&2;
    exit 1;
}

usage() {

cat 1>&2 <<EOF
Usage: $0 [OPTIONS]

  Plugin Options:
    --bro-dist=DIR             Path to Bro source tree
    --install-root=DIR         Path where to install plugin into
EOF

if type plugin_usage >/dev/null 2>&1; then
    plugin_usage 1>&2
fi

echo

exit 1
}

# Function to append a CMake cache entry definition to the
# CMakeCacheEntries variable
#   $1 is the cache entry variable name
#   $2 is the cache entry variable type
#   $3 is the cache entry variable value
append_cache_entry () {
    CMakeCacheEntries="$CMakeCacheEntries -D $1:$2=$3"
}

# set defaults
builddir=build
brodist=`cd ../../.. && pwd`
installroot="default"
CMakeCacheEntries=""

while [ $# -ne 0 ]; do
    case "$1" in
        -*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
        *) optarg= ;;
    esac

    case "$1" in
        --help|-h)
            usage
            ;;
        --bro-dist=*)
            brodist=`cd $optarg && pwd`
            ;;
        --install-root=*)
            installroot=$optarg
            ;;
        --with-openssl=*)
            append_cache_entry OpenSSL_ROOT_DIR PATH $optarg
            ;;
        *)
            if type plugin_option >/dev/null 2>&1; then
                plugin_option $1 && shift && continue;
            fi

            echo "Invalid option '$1'.  Try $0 --help to see available options."
            exit 1
            ;;
    esac
    shift
done

if [ ! -e "$brodist/bro-path-dev.in" ]; then
    echo "Cannot determine Bro source directory, use --bro-dist=DIR."
    exit 1
fi

append_cache_entry BRO_DIST PATH $brodist
append_cache_entry CMAKE_MODULE_PATH PATH $brodist/cmake

if [ "$installroot" != "default" ]; then
    mkdir -p $installroot
    append_cache_entry BRO_PLUGIN_INSTALL_ROOT PATH $installroot
fi

echo "Build Directory        : $builddir"
echo "Bro Source Directory   : $brodist"

mkdir -p $builddir
cd $builddir

cmake $CMakeCacheEntries ..

echo "# This is the command used to configure this build" > config.status
echo $command >> config.status
chmod u+x config.status