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#!/bin/sh

DATAPATH="/home/${USER}/.local/share/s6"
RCPATH="${DATAPATH}/rc"
DBPATH="${RCPATH}/compiled"
SVPATH="${DATAPATH}/sv"
SVDIRS="/run/${USER}/s6-rc/servicedirs"
TIMESTAMP=$(date +%s)

if ! s6-rc-compile "${DBPATH}"-"${TIMESTAMP}" "${SVPATH}"; then
    echo "Error compiling database. Please double check the ${SVPATH} directories."
    exit 1
fi

if [ -e "/run/${USER}/s6-rc" ]; then
    for dir in "${SVDIRS}"/*; do
        if [ -e "${dir}/down" ]; then
            s6-svc -x "${dir}"
        fi
    done
   s6-rc-update -l "/run/${USER}/s6-rc" "${DBPATH}"-"${TIMESTAMP}"
fi

if [ -d "${DBPATH}" ]; then
    ln -sf "${DBPATH}"-"${TIMESTAMP}" "${DBPATH}"/compiled && mv -f "${DBPATH}"/compiled "${RCPATH}"
else
    ln -sf "${DBPATH}"-"${TIMESTAMP}" "${DBPATH}"
fi

echo "==> Switched to a new database for ${USER}."
echo "    Remove any old unwanted/unneeded database directories in ${RCPATH}."