OT: 'best' dynamic language

Manlio Perillo manlio_perillo at libero.it
Tue Apr 22 14:55:17 MSD 2008


Igor Sysoev ha scritto:
> On Tue, Apr 22, 2008 at 12:23:26PM +0200, Manlio Perillo wrote:
> 
>> Igor Sysoev ha scritto:
>>> On Mon, Apr 21, 2008 at 09:50:58AM +0200, Aleksandar Lazic wrote:
>>>
>>>> On Son 20.04.2008 15:38, Cliff Wells wrote:
>>>>> On Mon, 2008-04-21 at 00:26 +0200, Manlio Perillo wrote:
>>>>>
>>>>>> I'm very interested in developing a module for lua (or io), mostly
>>>>>> for testing the best possible integration with the Nginx event
>>>>>> module.
>>>>> I'd like to see Lua as a replacement/alternative for Nginx's Perl
>>>>> module.  Unlike most dynamic languages, Lua was originally designed to
>>>>> be embedded.  I find its syntax much cleaner than Perl and it
>>>>> undoubtedly has a much smaller memory footprint.
>>>> I prefer nekovm (http://www.nekovm.org/) for this ;-)
>>>>
>>>> Look:
>>>>
>>>> http://lists.motion-twin.com/pipermail/neko/2008-April/thread.html
>>>>
>>>> => NGinx and NekoVM
>>> It seems that Neko as well as Lua, perl, etc do the same in memory
>>> allocation failure case: exit() or nothing, i.e., segfault.
>>>
>> From what I can see, Lua (as Python) throws an exception in case of 
>> memory allocation failure.
>>
>> Python uses a statically allocated object for the Memory Error exception.
>>
>> Lua uses _longjmp/_setjmp, with integer representing error codes.
>> It only calls exit if no exception handler is installed.
> 
> Well, but what can I do in exception handler ?
> Destroy a whole interpreter, leaving various leaks ?
> 

With Lua you can supply you allocator function.



Manlio Perillo






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