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authorLudovic Courtès <ludo@gnu.org>2017-07-18 15:29:45 +0200
committerLudovic Courtès <ludo@gnu.org>2017-07-18 15:31:12 +0200
commitef03d8dc3724caf59c7ea4a551084ddc601e4597 (patch)
treee294beab9463670736d0169e6571d2b4f32ca26e /guix
parent2acfe022a740f79b593348cc6362cc4ee8f33bb4 (diff)
syscalls: Delay resolution of "scm_set_automatic_finalization_enabled".
* guix/build/syscalls.scm (%set-automatic-finalization-enabled?!) [guile-2.2]: Wrap in 'delay'.
Diffstat (limited to 'guix')
-rw-r--r--guix/build/syscalls.scm16
1 files changed, 10 insertions, 6 deletions
diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm
index 549612fa3c..41208e32a8 100644
--- a/guix/build/syscalls.scm
+++ b/guix/build/syscalls.scm
@@ -725,15 +725,19 @@ mounted at FILE."
(cond-expand
(guile-2.2
(define %set-automatic-finalization-enabled?!
- (let ((proc (pointer->procedure int
- (dynamic-func
- "scm_set_automatic_finalization_enabled"
- (dynamic-link))
- (list int))))
+ ;; When using a statically-linked Guile, for instance in the initrd, we
+ ;; cannot resolve this symbol, but most of the time we don't need it
+ ;; anyway. Thus, delay it.
+ (let ((proc (delay
+ (pointer->procedure int
+ (dynamic-func
+ "scm_set_automatic_finalization_enabled"
+ (dynamic-link))
+ (list int)))))
(lambda (enabled?)
"Switch on or off automatic finalization in a separate thread.
Turning finalization off shuts down the finalization thread as a side effect."
- (->bool (proc (if enabled? 1 0))))))
+ (->bool ((force proc) (if enabled? 1 0))))))
(define-syntax-rule (without-automatic-finalization exp)
"Turn off automatic finalization within the dynamic extent of EXP."