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From: Bonita Montero <Bonita.Montero@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: Named arguments in C
Date: Thu, 4 Jul 2024 15:37:06 +0200
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Am 04.07.2024 um 14:49 schrieb bart:
> On 04/07/2024 12:12, Bonita Montero wrote:
>> Am 02.07.2024 um 18:53 schrieb Ivan Farlenkov:
>>>> I am a fan of being able to name parameters in languages that allow 
>>>> it. I am quite confident that this will never come to C.  It /might/ 
>>>> make it into C++, but as people have been writing proposals to do so 
>>>> for 20 years at least, I am not holding my breath.
>>> You can sort of already do it in C by using designated initializers 
>>> and macros
>>> #define foo(A, B, C, ...) do{\
>>>      stuct technical technical={\
>>>          var1=default1,\
>>>          var2=default2,\
>>>          var3=default3 __VA_OPT__(,)\
>>>          __VA_ARGS__\
>>>      }\
>>>      actual_foo(A, B, C, technical.var1, technical.var2, 
>>> technical.var3)\
>>> }while(0)
>>
>> What an anquated language that this needs macros.
> 
> How do you do it in C++?
> 

With a inline-function that returns an auto to make the inner type
accessible.