> To quote the make info pages, section 10.5.1 "Introduction to Pattern Rules":
> -----
> A pattern rule contains the character `%' (exactly one of them)

I interpreted this description in the way that one placeholder would be 
supported
for each element in the list of prerequisites.


> …; the `%' matches any nonempty substring, while other characters match only 
> themselves.  
> -----

How do you think about to mention the requirement “non-empty string” at another 
place?
https://www.gnu.org/software/make/manual/html_node/Pattern-Match.html


> There's no restriction in the documention on the number of prequisites on 
> the rule and they may contain any mix of pattern and non-pattern names.

I find that this wording can be only partly appropriate.

* Is there a current software restriction that only a single pattern
  is supported within the prerequisites list for a specific make rule?

* Will any more developers become interested in related software extensions?

Regards,
Markus

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