From 88d0e2e448ee0f131fa61e4fe58ae39565e684de Mon Sep 17 00:00:00 2001
From: Maxime Devos <maximedevos@telenet.be>
Date: Sun, 18 Sep 2022 22:56:29 +0200
Subject: [PATCH 4/4] gnu: qpdf: Fix cross-compilation.

* gnu/packages/pdf.scm
(qpdf)[arguments]{#:configure-flags}: Set --with-random when cross-compiling.
---
 gnu/packages/pdf.scm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gnu/packages/pdf.scm b/gnu/packages/pdf.scm
index ca4e7f2557..b1e74d34c8 100644
--- a/gnu/packages/pdf.scm
+++ b/gnu/packages/pdf.scm
@@ -854,6 +854,12 @@ (define-public qpdf
    (build-system gnu-build-system)
    (arguments
     `(#:disallowed-references (,perl)
+      ;; When cross-compiling, the configure script cannot determine the name
+      ;; of the source of randomness by itself.  /dev/urandom is correct on at
+      ;; least Linux.
+      #:configure-flags ,(if (%current-target-system)
+                             '(list "--with-random=/dev/urandom")
+                             '())
       #:phases
       (modify-phases %standard-phases
         (add-before 'configure 'patch-paths
-- 
2.37.3