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#!/bin/sh
set -e
OUT="$1"
find_node() {
NODE="${NODE_DIR}/bin/node"
CE_NODE="/opt/compiler-explorer/node/bin/node"
SYS_NODE="$(which node 2>/dev/null || true)"
SYS_NODEJS="$(which nodejs 2>/dev/null || true)"
if test -x "${NODE}" -a -n "${NODE_DIR}"; then
echo "${NODE}"
elif test -x "${CE_NODE}"; then
echo "${CE_NODE}"
elif test -x "${SYS_NODE}"; then
echo "${SYS_NODE}"
elif test -x "${SYS_NODEJS}"; then
echo "${SYS_NODEJS}"
else
echo >&2 "Unable to find a node"
fi
}
NODE="$(find_node)"
NODE_MIN_VERSION=18
NODE_VERSION_USED=20
NODE_VERSION=$(${NODE} --version)
NODE_MAJOR_VERSION=$(echo "${NODE_VERSION}" | cut -f1 -d. | sed 's/^v//g')
if test "${NODE_MAJOR_VERSION}" -lt ${NODE_MIN_VERSION}; then
echo >&2 "Compiler Explorer is known not to run with versions prior to v${NODE_MIN_VERSION}"
echo >&2 "Visit https://nodejs.org/ for installation instructions for newer versions"
echo >&2 "To configure where we look for node, set NODE_DIR to its installation base"
exit 1
fi
if test ${NODE_VERSION_USED} -ne "${NODE_MAJOR_VERSION}"; then
echo >&2 "Warning: Compiler Explorer is only tested against v${NODE_VERSION_USED}.x, but v${NODE_MAJOR_VERSION} was found."
echo >&2 "Note that you might find issues if you decide to keep this version"
echo >&2 "Visit https://nodejs.org/ for installation instructions for the required version"
echo >&2 "To configure where we look for node, set NODE_DIR to its installation base"
fi
echo "${NODE}" >"${OUT}"
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