Re: What does REDIRF_FROM_HEREDOC flag represent?

["Daniel Shahaf" <d.s@xxxxxxxxxxxxxxxxxx>]

Jett Husher wrote on Fri, 22 Oct 2021 04:42 +00:00:
> On Thursday, October 21st, 2021 at 16:39, Daniel Shahaf
> <d.s@xxxxxxxxxxxxxxxxxx> wrote:
>> > Is it that every line in heredoc is a here-string?
>>
>> No.
>
> I got that idea from the fact that heredoc and here-string, despite having
> separate entries in redirection types enum in zsh.h, share the same case in
> exec.c (line 3687) and are both acquired with getherestr function. I saw that
> just above this very function is gethere fn with a comment that it converts a
> heredoc to a here-string, but I thought that the flag would be set there as
> well.
>
> I guess I just got confused and a comment from getherestr that reads "For
> here-strings from here documents, we use the original" got me an idea that a
> here-string can somehow exist in heredoc (?????) in a very strange fashion. So
> I asked to make sure.
>

Thanks for explaining what derailed you.  Sounds like we should add some
comments to clarify what's going on.  I don't immediately have a concrete
proposal; anyone wants to do the honours?

Thanks again,

Daniel