Re: bootstrap not regenerating some *loaddefs

[Glenn Morris]

Stefan Monnier wrote:

>> loaddefs and friends. In a parallel make, loaddefs etc could be
>> changed while custom-deps/finder-data were trying to read them.
>
> BTW, why is that a problem?  Since those files contain nothing useful
> w.r.t the function that scans them, I'd expect that whichever
> intermediate state they happen to see would still result in the
> same nothingness.

Apparently:

http://lists.gnu.org/archive/html/emacs-pretest-bug/2007-01/msg00472.html

   To read a file emacs does a stat syscall followed by an open call.
   In the parallel make case it is possible that loaddefs.el gets
   deleted in between those 2 calls...