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#!/usr/bin/env bash
# vim: tabstop=4 shiftwidth=4 expandtab
usage() {
echo "usage: source $(basename ${BASH_SOURCE[0]}) {release}" >&2
}
if [ "${BASH_SOURCE[0]}" -ef "$0" ]; then
echo "ERROR: This script is not designed to be executed." >&2
usage
exit 1
fi
topdir="$( dirname $(cd $(dirname ${BASH_SOURCE[0]}) && pwd) )"
datadir="${topdir}/share"
spexdir="${topdir}/spex"
spextool_version="$1"
if [ -z "$spextool_version" ]; then
usage
return 1
fi
root="${spexdir}/${spextool_version}"
if [ ! -d "$root" ]; then
echo "$spextool_version is not installed" >&2
return 1
fi
if [ -n "$IDL_PATH" ] && [ -z "$IDL_PATH_OLD" ]; then
IDL_PATH_OLD="$IDL_PATH"
export IDL_PATH_OLD
else
IDL_PATH_OLD="+$IDL_DIR"
export IDL_PATH_OLD
fi
paths="+${datadir}:+${root}"
if ! [[ "$IDL_PATH" =~ .*"$paths".* ]]; then
unset IDL_PATH
if [[ "$IDL_PATH_OLD" == "+${IDL_DIR}" ]]; then
IDL_PATH="${paths}:${IDL_PATH_OLD}"
else
IDL_PATH="${paths}:${IDL_PATH_OLD}:+${IDL_DIR}"
fi
fi
export IDL_PATH
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