set localcachefile [download $pathinfo(hostname) $pkgpathinfo(file_sha1)]

		if {$mode == "write"} {
			set tmplocalpath "${localpath}.[expr rand()][clock clicks]"

			catch {
				file mkdir [file dirname $localpath]
				file copy -force -- $localcachefile $tmplocalpath

				if {$pkgpathinfo(perms) == "x"} {
					file attributes $tmplocalpath -permissions +x
				}

				file rename -force -- $tmplocalpath $localpath