Re: Emacs 22.2.90 pretest

[Eli Zaretskii]

> From: Chong Yidong <address@hidden>
> Date: Wed, 20 Aug 2008 10:44:18 -0400
> Cc: address@hidden
> 
> YAMAMOTO Mitsuharu <address@hidden> writes:
> 
> > 2008-08-02  Eli Zaretskii  <address@hidden>
> >
> >     * fileio.c (Fexpand_file_name): Convert the value of $HOME to a
> >     multibyte string.
> >
> > The above change contains the same problem I pointed out in
> > http://lists.gnu.org/archive/html/bug-gnu-emacs/2008-03/msg00026.html.
> > I.e., DECODE_FILE may GC, and pointers to Lisp String contents are not
> > valid after that because of relocations by compaction.
> 
> How bout turning off GC in that chunk of code?

That means Emacs could accidentally run out of memory when GC would
salvage some.  So I don't like this idea.

I think copying `nm's contents into a local buffer up front, like
DOS_NT does, is a much better solution, and it costs nothing.