From c1efe79321d68247c3547365aa0d004ea69396a1 Mon Sep 17 00:00:00 2001
From: tylermorganwall <tylermorganwall@users.noreply.github.com>
Date: Mon, 19 Feb 2024 15:57:27 -0500
Subject: [PATCH] -Fix RGL_USE_NULL for Ubuntu

---
 .github/workflows/R-CMD-check.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index d65154f5..51e1f0be 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -29,6 +29,9 @@ jobs:
       R_KEEP_PKG_SOURCE: yes
 
     steps:
+      - name: Set RGL_USE_NULL for Ubuntu
+        if: runner.os == 'Linux'
+        run: echo "RGL_USE_NULL=TRUE" >> $GITHUB_ENV
       - name: Install system dependencies
         if: runner.os == 'Linux'
         run: |