live-bootstrap/download-distfiles.sh

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#!/bin/sh
download_source() {
local distfiles="${1}"
local url="${2}"
local checksum="${3}"
local fname="${4}"
# Default to basename of url if not given
fname="${fname:-$(basename "${url}")}"
local dest_path="${distfiles}/${fname}"
if ! [ -e "${dest_path}" ]; then
echo "Downloading ${fname}"
curl -L "${url}" --output "${dest_path}"
fi
echo "${checksum} ${dest_path}" | sha256sum -c
}
download_for_sys() {
local sysdir="${1}"
local distfiles="${sysdir}/distfiles"
mkdir -p "${distfiles}"
local entry
for entry in "${sysdir}"/*; do
[ -e "${entry}/sources" ] || continue
local line
while read line; do
# This is intentional - we want to split out ${line} into separate arguments.
download_source "${distfiles}" ${line}
done < "${entry}/sources"
done
}
set -e
cd "$(dirname "$(readlink -f "$0")")"
download_for_sys sysa
download_for_sys sysc