On Thu, May 12, 2016 at 07:23:02AM +0200, Mikael Magnusson wrote:
> >> - if (!out)
> >> + if (!out) {
> >> + fclose(in);
> >> return error(_("could not open '%s' for writing:
> >> %s"),
> >> mail, strerror(errno));
> >> + }
> >
> > Presumably `fclose` doesn't ever overwrite errno in practice, but I
> > guess it could in theory.
>
> It probably does pretty often in general, but not when the file is
> opened for input only.
Right, I should have said "this fclose".
I think EBADF is the only likely error when closing input, and that's
presumably impossible here.
-Peff
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