From 2e88164023cad397fecac023cc7855b3ad1d84b6 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Mon, 15 Aug 2022 10:59:45 +0200
Subject: [PATCH] gnu: r-tweenr: Build reproducibly.

* gnu/packages/cran.scm (r-tweenr)[arguments]: Add phase 'build-reproducibly
to avoid embedding random time difference.
---
 gnu/packages/cran.scm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index eb772ce5ae04efd400d0f532427b7b7e0caf58e5..e03b70716295d773ecea583bdcc9c9238d8fb442 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -19060,6 +19060,15 @@ packages with Rcpp.")
         (base32
          "17znizh4yabh2zs9mzyr0sl6p0pw49961i61br7cl1b7v9sza18q"))))
     (build-system r-build-system)
+    (arguments
+     (list
+      #:phases
+      '(modify-phases %standard-phases
+         (add-after 'unpack 'build-reproducibly
+           (lambda _
+             (substitute* "R/aaa.R"
+               (("BASEDATETIME <- Sys.time.*")
+                "BASEDATETIME <- structure(0, class = c(\"POSIXct\", \"POSIXt\"))\n")))))))
     (propagated-inputs
      (list r-farver r-magrittr r-rcpp r-rlang))
     (home-page "https://github.com/thomasp85/tweenr")