#!/usr/bin/env build

build_fetch_ftp_cleanup()
{
	test -z "${BUILD_FETCH_HTTP_TMP}" || rm -f "${BUILD_FETCH_HTTP_TMP}"
}

build_fetch_wget() { wget --quiet -O "${2}" "${1}"; }

build_fetch_ftp()
{
	set -- "${1}" "`build-url --archive "${1}"`"

	test -d "${BUILDER_SRCDIR}" || mkdir -p "${BUILDER_SRCDIR}"
	test -f "${BUILDER_SRCDIR}/${2}" && return

	BUILD_FETCH_HTTP_TMP="`mktemp "${BUILDER_TMPDIR}/${2}.XXXXXX"`"
	BUILDER_CLEANUP="${BUILDER_CLEANUP} build_fetch_ftp_cleanup"

	build_fetch_cmd "${1}" "${BUILD_FETCH_HTTP_TMP}" && \
		mv "${BUILD_FETCH_HTTP_TMP}" "${BUILDER_SRCDIR}/${2}"
}

build_fetch_cmd() { die "no command available to fetch '${1}'"; }
for cmd in wget; do
	command -v "${cmd}" > /dev/null 2>&1 || continue
	eval "build_fetch_cmd() { build_fetch_${cmd} \"\$@\"; }"
	break
done
unset cmd

if test "${BUILDER_CALL_STACK}" = '__main__'; then
	build_fetch_ftp "${1}"
fi

# vim: filetype=sh