util.prosodyctl: Handle os.execute in Lua 5.2 returning true when command terminates...

diff --git a/util/prosodyctl.lua b/util/prosodyctl.lua
index cde1cdd4ce7b839d07648835c2948eeaf25dbcd7..7c9a3c19dcf7c0edb6ab95959627d197a429cb45 100644 (file)
--- a/util/prosodyctl.lua
+++ b/util/prosodyctl.lua
@@ -44,7 +44,7 @@ end
 local function getchar(n)
        local stty_ret = os.execute("stty raw -echo 2>/dev/null");
        local ok, char;
-       if stty_ret == 0 then
+       if stty_ret == true or stty_ret == 0 then
                ok, char = pcall(io.read, n or 1);
                os.execute("stty sane");
        else