Re: Appending to file.patterns.bash

Thanks for the explanation and links to make. Maybe you would consider 
adding the above explanation to the documentation - or maybe it's already 
there and I did not see it.

ed...

On Monday, September 25, 2023 at 8:17:35 PM UTC-5 Neil Hodgson wrote:

> ed.adasiewicz:
>
> > I find the restriction confusing since what I was trying to do was 
> nothing more than using "variable=value" with value containing the value of 
> another variable - as stated in the docs.
>
> It's not *another* variable, it's the *same* variable.
>
> This is similar to 'recursively expanded' variables used in 'make' for as 
> opposed to 'simply expanded' variables.
>
>
> https://www.gnu.org/software/make/manual/html_node/Recursive-Assignment.html
> https://www.gnu.org/software/make/manual/html_node/Simple-Assignment.html
>
> For an example of why this is done, consider a Java compilation in global 
> properties:
>
> command.compile.*.java=javac $(FileNameExt)
>
> If $(FileNameExt) was simply expanded when global properties was read then 
> it wouldn't be able to build a Java file opened later. With recursively 
> expanded variables, $(FileNameExt) is expanded just before the command is 
> executed which allows it to see the current value of the file path and 
> build the right file.
>
> Neil
>
>

-- 
You received this message because you are subscribed to the Google Groups "scite-interest" group.
To unsubscribe from this group and stop receiving emails from it, send an email to [email protected].
To view this discussion on the web visit https://groups.google.com/d/msgid/scite-interest/d564c497-4dfe-4290-962d-98f6c319cecbn%40googlegroups.com.