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From: Bonita Montero <Bonita.Montero@gmail.com>
Newsgroups: comp.lang.c++,comp.lang.c
Subject: Re: Threads across programming languages
Date: Fri, 3 May 2024 09:09:23 +0200
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Am 03.05.2024 um 09:05 schrieb Bonita Montero:
> Am 03.05.2024 um 08:45 schrieb Bonita Montero:
> 
>> using namespace std;
>>
>> function<int ()> factory()
>> {
>>      return []
>>          {
>>              static int count = 0;
>>              return ++count;
>>          };
>> }
> 
> function<int ()> factory()
> {
>      static auto fn = []
>      {
>          static int count = 0;
>          return ++count;
>      };
>      return cref( fn );
> }
> 
> Better this, it doesn't allocate external memory for the function<>
> object.

Or do you mean sth. like this, where each function-object has its own
count state:

function<int ()> factory()
{
	return [count=0]() mutable { return ++count; };
}