Re: os.tmpname makes empty file

[Roberto Ierusalimschy <roberto@...>]

> Looking at how mkstemp is used in luaconf.h
> is it any safer than using tmpnam?
> 
> I get the feeling that the problem is in the tmpname
> API, and that cannot really be fixed. A better API
> should be added.

As far as I understand it is safe. The API of mkstemp is not the same
as that of tmpnam, because the former creates the file toghether
with the name (as a side effect).  Once the file is created with the
right permissions, when you open the file later it keeps the right
permissions.

-- Roberto