gnu: reprotest: Add phase fixing executable bit on virt files.

The switch to pyproject-build-system in commit
d3bad46f990fbd884ca114dddd5af0eae434aecc left off the execute bit on several
files.

Fixes: https://issues.guix.gnu.org/76602

* gnu/packages/diffoscope.scm (reprotest): Add 'make-virt-files-executable
phase.

Change-Id: Ie5e2b85b03aa11a1ede2d01069da2f401e2d424b

1 files changed, 7 insertions, 0 deletions

diff --git a/gnu/packages/diffoscope.scm b/gnu/packages/diffoscope.scm
index d0e911363d3..481fea49e76 100644
--- a/gnu/packages/diffoscope.scm
+++ b/gnu/packages/diffoscope.scm
@@ -273,6 +273,13 @@ install.")
       #:tests? #f
       #:phases
       #~(modify-phases %standard-phases
+          (add-after 'compress-documentation 'make-virt-files-executable
+            ;; The autopkgtest-virt- files need to be marked executable for
+            ;; reprotest to function correctly.
+            (lambda _
+              (for-each (lambda (file)
+                          (chmod file #o755))
+                        (find-files #$output "autopkgtest-virt-.*"))))
           (add-after 'install 'install-doc
             (lambda _
               (let* ((mandir1 (string-append