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#!/bin/bash
set -eo pipefail
if [ -z "${HERMIT_STATE_DIR}" ]; then
case "$(uname -s)" in
Darwin)
export HERMIT_STATE_DIR="${HOME}/Library/Caches/hermit"
;;
Linux)
export HERMIT_STATE_DIR="${XDG_CACHE_HOME:-${HOME}/.cache}/hermit"
;;
esac
fi
export HERMIT_DIST_URL="${HERMIT_DIST_URL:-https://github.com/cashapp/hermit/releases/download/stable}"
HERMIT_CHANNEL="$(basename "${HERMIT_DIST_URL}")"
export HERMIT_CHANNEL
export HERMIT_EXE=${HERMIT_EXE:-${HERMIT_STATE_DIR}/pkg/hermit@${HERMIT_CHANNEL}/hermit}
if [ ! -x "${HERMIT_EXE}" ]; then
echo "Bootstrapping ${HERMIT_EXE} from ${HERMIT_DIST_URL}" 1>&2
curl -fsSL "${HERMIT_DIST_URL}/install.sh" | /bin/bash 1>&2
fi
exec "${HERMIT_EXE}" --level=fatal exec "$0" -- "$@"
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