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bug#54003: local-file after Guile update
From: |
Ludovic Courtès |
Subject: |
bug#54003: local-file after Guile update |
Date: |
Tue, 15 Feb 2022 20:42:21 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Hi!
For now, here’s a workaround: instead of writing
#~(… #$(local-file …) …)
you can write:
(gexp (… (ungexp (local-file …)) …))
or:
(let ((file (local-file …)))
#~(… #$file …))
The problem is that ‘read’ hash extensions (like those for #~ and #$)
would so far return sexps with associated source properties, but psyntax
in 3.0.8 ignores those source properties.
I believe this is due to Guile commit
54bbe0b2846c5b1aa366c91d679ba724869c8cda, specifically this bit:
(define source-annotation
(lambda (x)
- (if (syntax? x)
- (syntax-sourcev x)
- (datum-sourcev x))))
+ (and (syntax? x)
+ (syntax-sourcev x))))
I’m looking for a reasonable workaround we could apply.
Ludo’.