if not confexists("RPM::GPG-Check") or confget("RPM::GPG-Check/b") == "false" then
	return
end

good = 1

for i, file in ipairs(files_install) do
    inp = io.popen("LANG=C /bin/rpm --checksig  "..file.." 2>&1")
    for line in inp.lines(inp) do
        if string.find(line, "gpg") then
            break
        elseif string.find(line, "GPG") then
            print("Unknown signature "..line)
            good = nil
        elseif string.find(line, "rpmReadSignature") then
            print("Illegable signature "..line)
            good = nil
        else
            print("Unsigned "..line)
			good = nil
        end
    end
end

if not good then
	print ("Error: Bad signature")
    os.exit(1)
end