Re: Stack usage behaviour
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- Subject: Re: Stack usage behaviour
- From: Tim Channon <tc@...>
- Date: 2013年11月11日 18:23:45 +0000
On 11/11/2013 17:39, Dirk Laurie wrote:
> 2013年11月11日 Tim Channon <tc@gpsl.net>:
>> Can someone please clarify fundamental stack behaviour.
>>
>> I am writing a significant Lua binary library.
>>
>> abc = mylib(table)
>>
>> On entry to the C the Lua stack contains one parameter item.
>>
>> On return from C there is one new item created by the C library.
>>
>> Behaviour question:- Should the C remove the original item or leave it
>> in place? (if left in place, what parameter count should be returned?)
>
> Leave it there. Lua will clean up everything.
>
>
Thank you and to all who answer.