[bug#57704] [PATCH v3] guix: Filter unspecified inputs when sanitizing.

[Liliana Marie Prikler]

* guix/packages.scm (sanitize-inputs): Filter inputs which are unspecified?
rather than adding a label.
---
 guix/packages.scm | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/guix/packages.scm b/guix/packages.scm
index 94e464cd01..0975002c13 100644
--- a/guix/packages.scm
+++ b/guix/packages.scm
@@ -429,12 +429,15 @@ (define %cuirass-supported-systems
 
 (define-inlinable (sanitize-inputs inputs)
   "Sanitize INPUTS by turning it into a list of name/package tuples if it's
-not already the case."
+not already the case and removing unspecified inputs."
   (cond ((null? inputs) inputs)
         ((and (pair? (car inputs))
               (string? (caar inputs)))
          inputs)
-        (else (map add-input-label inputs))))
+        (else (filter-map (lambda (input)
+                            (if (unspecified? input) #f
+                                (add-input-label input)))
+                          inputs))))
 
 (define-syntax current-location-vector
   (lambda (s)
-- 
2.37.2