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Re: [bug #51311] Checking search retries for implicit make rules
From: |
SF Markus Elfring |
Subject: |
Re: [bug #51311] Checking search retries for implicit make rules |
Date: |
Mon, 26 Jun 2017 10:44:35 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.0 |
> 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