Re: Missing features in c-ts-mode

[Eli Zaretskii]

> Date: Fri, 17 Feb 2023 09:29:35 +0100
> From: Ergus <spacibba@aol.com>
> Cc: Eli Zaretskii <eliz@gnu.org>, casouri@gmail.com, emacs-devel@gnu.org
> 
> Hi Theodor:
> 
> Sorry to bother, but I have a question about commit:
> 
> f1f571e Add electric indent for preproc directives
> 
> c-mode had by default the [0] indentation for #preprocesor directives,
> but there are some use cases where that behavior is not desired (i.e
> #pragma).
> 
> Actually there are even multi-line pragmas when using OpenMP
> 
> int main()
> {
>      #pragma parallel for first private(x) \
>          shared(y) etc
>      for (...) {
>          ....
>      }
> }
> 
> In this case the pragma in column zero is very confusing. Alan added a
> new mode (c-toggle-cpp-indent-to-body) which worked around this issue a
> few years ago. I don't if it is possible to enable similar behavior with
> your change? Is is?

We could perhaps have a similar toggle in c-ts-mode.  Theo, can you
have a look?  Btw, the fact that this is off by default IMO speaks
volumes about the importance of the feature.