Conan_Kudo / build / midipix_build

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#
# set -o errexit -o noglob are assumed.
#

# N.B.	URLs ($1) may contain `?' or '&' characters.
pkgp_fetch_wget() {
	local _url="${1}" _sha256sum_src="${2}";
	if [ -z "${3}" ]; then
		_url_dst="${DLCACHEDIR}/$(ex_basename "${_url}")";
	else
		_url_dst="${DLCACHEDIR}/${3}";
	fi;
	if [ "${ARG_OFFLINE:-0}" -eq 1 ]\
	|| [ -e "${_url_dst}.fetched" ]; then
		return 0;
	else
		wget ${DEFAULT_WGET_ARGS} -c -O "${_url_dst}" "${_url}";
	fi;
	if [ -n "${_sha256sum_src}" ]; then
		set -- $(openssl dgst -sha256 "${_url_dst}"); shift $((${#}-1));
		if [ "${_sha256sum_dst:=${1}}" != "${_sha256sum_src}" ]; then
			if [ "${ARG_IGNORE_SHA256SUMS:-0}" -eq 0 ]; then
				ex_log_msg failexit "Error: hash mismatch for URL \`${_url}' (is: ${_sha256sum_dst}, should be: ${_sha256sum_src}.)";
			else
				ex_log_msg warn "Warning: hash mismatch for URL \`${_url}' (is: ${_sha256sum_dst}, should be: ${_sha256sum_src}.)";
			fi;
		fi;
	fi;
	touch "${_url_dst}.fetched";
};

pkg_fetch_wget() {
	if [ -n "${1}" ]; then
		pkgp_fetch_wget "${1}" "${2}";
	else
		if [ -n "${PKG_URL}" ]; then
			pkgp_fetch_wget "${PKG_URL}" "${PKG_SHA256SUM}" "${PKG_FNAME}";
		fi;
	fi;
};

# vim:filetype=sh