--- Begin Message ---
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Subject: |
[PATCH] channels: Print backtrace when generating package cache fails. |
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Date: |
Sat, 11 Jun 2022 18:30:31 +0200 |
* guix/channels.scm (package-cache-file): Add a throw handler around
the generate-package-cache call, and print backtrace in it.
---
guix/channels.scm | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/guix/channels.scm b/guix/channels.scm
index 20f347d34f..e3a4daf7b3 100644
--- a/guix/channels.scm
+++ b/guix/channels.scm
@@ -911,7 +911,17 @@ (define build
(format (current-error-port)
"Generating package cache for '~a'...~%"
#$profile)
- (generate-package-cache #$output))
+ ;; This script runs through (primitive-load), which by default
+ ;; doesn't print backtraces when it encounters an exception,
+ ;; so manually do it. Use with-throw-handler because it is
+ ;; supported by all Guile versions.
+ (with-throw-handler #t
+ (lambda () (generate-package-cache #$output))
+ (lambda (key . args)
+ ;; Guile 1 prints the whole backtrace, and would need a
+ ;; fluid set for the backtrace procedure to work, so
ignore.
+ (unless (string-prefix? "1" (version))
+ (backtrace)))))
(mkdir #$output))))
(gexp->derivation-in-inferior "guix-package-cache" build
--
2.36.1
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--- Begin Message ---
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Subject: |
Re: bug#55911: [PATCH] channels: Print backtrace when generating package cache fails. |
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Date: |
Thu, 16 Jun 2022 11:10:49 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) |
Hi Josselin,
Josselin Poiret <dev@jpoiret.xyz> skribis:
> * guix/channels.scm (package-cache-file): Add a throw handler around
> the generate-package-cache call, and print backtrace in it.
> ---
> IRC promptly pointed out that Guix has required Guile ver>=2 since way before
> guix repl and guix pull were ever a thing, thus drop the Guile 1 compatibility
> code. Enjoy this v2
That’s a good idea. Applied!
Thanks for the patch and for paying attention to compatibility!
Ludo’.
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