Re: allocate_string_data memory corruption

[Chong Yidong]

Stefan Monnier <address@hidden> writes:

>> I just noticed that allocate_string does nothing to prevent
>> signals from being handled.  Neither does Fcons.  The result
>>
>> So it seems that these functions need BLOCK_INPUT.
>
> I think instead they should be disallowed in signal handlers.
> And AFAIK they are disallowed.  But it's quite possible that some signal
> handler does it, even though it's disallowed.

Why, is there any disadvantage to using BLOCK_INPUT in allocate_string
and Fcons?  It seems like a more robust solution than checking
individual signal handlers to make sure they behave properly.