[tex-live] [mf] option `-output-directory' doesn't work

[Akira Kakuto]

Dear Werner,

> [Metafont 2.718281 (TeX Live 2010)
>  kpathsea version 6.0.0]
> 
> As the title says: It seems that mf's `-output-directory' option is
> completely ignored.  A bug?

A test on win32:
mf-nowin --output-directory=e:/work2 "\mode:=ljfour; mag:=1; input cmr10"

cmr10.600gf, cmr10.log and cmr10.tfm went to e:/work2 and the
current directory was empty.

Thanks,
Akira