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Re: [PATCH] Check .exe as well when a target does not exist on OS/2

From: KO Myung-Hun
Subject: Re: [PATCH] Check .exe as well when a target does not exist on OS/2
Date: Mon, 16 Jan 2023 22:14:05 +0900
User-agent: Mozilla/5.0 (OS/2; Warp 4.5; rv:10.0.6esrpre) Gecko/20120715 Firefox/10.0.6esrpre SeaMonkey/2.7.2


Paul Smith wrote:
> On Mon, 2023-01-16 at 00:15 +0900, KO Myung-Hun wrote:
>> Then, this patch is acceptable? Or MSYS is a special case ?
> I don't think this patch is a good idea.  I said in my initial email:
>> I don't think I like this change.  I understand its usefulness but in
>> general make never tries to manipulate the target names like this.
> And I haven't changed my mind.
> Also I asked:
>> What do you do in situations where there are targets for BOTH "foo"
>> and "foo.exe" in the makefile?  Then when you want to build "foo" it
>> may decide that it's up to date, because it sees the "foo.exe" file
>> instead.
> and you replied:
>> In this case, Make should not find "foo.exe" for "foo" target.
> But this does not seem like an easy thing to accomplish, at all.  What
> if there is a "%.exe" pattern rule, not an explicit rule for "foo.exe"?

I think, it's possible to do so by finding a target as GNU Make finds

> It seems like this behavior would be very confusing for users, where
> sometimes you would get one behavior and sometimes another, based on
> what other rules did or didn't exist.
> The real problem here is that GCC is behaving in an unusual way, where
> you ask it to generate an output file with one name and instead it
> generates an output file with a different name.  My opinion is that
> this is a problem or an issue for GCC, and that we should not attempt
> to paper over that issue by making changes in GNU Make.

Ok, and thanks for your explanation!

KO Myung-Hun

Using Mozilla SeaMonkey 2.7.2
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