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From: Andy Wingo <wingo@pobox.com>
To: ludo@gnu.org (Ludovic Courtès)
Cc: 15540-done@debbugs.gnu.org
Subject: bug#15540: Circular module imports vs. #:select (2.0.9)
Date: Tue, 28 Feb 2017 11:50:00 +0100	[thread overview]
Message-ID: <874lzepp2f.fsf@pobox.com> (raw)
In-Reply-To: <877gdqqjhx.fsf@gnu.org> ("Ludovic Courtès"'s message of "Sun, 06 Oct 2013 21:36:42 +0200")

On Sun 06 Oct 2013 21:36, ludo@gnu.org (Ludovic Courtès) writes:

> Consider these two modules:
>
> (define-module (a) #:use-module (b) #:export (from-a))
> (define from-a 1)
>
>
> and:
>
> (define-module (b) #:use-module ((a) #:select (from-a)) #:export (from-b))
> (define from-b 2)
>
>
> This fails:
>
> scheme@(guile-user)> ,use(a)
> While executing meta-command:
> ERROR: no binding `from-a' in module (a)
>
>
> whereas this succeeds (starting from a fresh Guile):
>
> scheme@(guile-user)> ,use(b)
> scheme@(guile-user)> from-b
> $1 = 2
>
> Problem is that ‘define-module*’ processes exports after imports.

Applied a version of your patch to master.  Making the test was quite
tricky!

Andy





      parent reply	other threads:[~2017-02-28 10:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-06 19:36 bug#15540: Circular module imports vs. #:select (2.0.9) Ludovic Courtès
2013-10-08 20:01 ` Ian Price
2016-06-21 11:08 ` Andy Wingo
2017-02-28 10:50 ` Andy Wingo [this message]

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