Re: patch to fileio.c

[Chong Yidong]

"Fabrice Popineau" <address@hidden> writes:

> [ I'm posting my answer here too.]
>
>> Thanks for the patch.  Your analysis sounds correct.
>>
>> However, I would like to test it first.  Do you have a recipe for
>> demonstrating incorrect specpdl_ptr handling (e.g. a crash)?
>
> I compiled emacs with msvc, and it crashed all the time under the same
> circumstance.  Visit a file, modify it outside emacs, and try to
> re-visit it. Emacs will detect that it has been modified and will ask
> about reloading it. The fd is closed twice because of the
> unwind_protect.  With msvcrt.dll, the MS C library, this is a
> crash. I'm not sure that glibc is that picky. Possibly you won't see
> the problem. However, to make sure, and to test the patch, I added
> printf() statements at both places where fd can be closed, to trace
> what happened.

Does anyone else using Windows see this problem?