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-rw-r--r--gnu/packages.scm10
1 files changed, 5 insertions, 5 deletions
diff --git a/gnu/packages.scm b/gnu/packages.scm
index b4ac6661ca..97e6cb347f 100644
--- a/gnu/packages.scm
+++ b/gnu/packages.scm
@@ -142,13 +142,13 @@ for system '~a'")
(define* (fold-packages proc init
#:optional
- (modules (all-modules (%package-module-path))))
+ (modules (all-modules (%package-module-path)))
+ #:key (select? (negate hidden-package?)))
"Call (PROC PACKAGE RESULT) for each available package defined in one of
-MODULES, using INIT as the initial value of RESULT. It is guaranteed to never
-traverse the same package twice."
+MODULES that matches SELECT?, using INIT as the initial value of RESULT. It
+is guaranteed to never traverse the same package twice."
(fold-module-public-variables (lambda (object result)
- (if (and (package? object)
- (not (hidden-package? object)))
+ (if (and (package? object) (select? object))
(proc object result)
result))
init