From 905ae1355ffeb11a66a5893eb4b3308e34398d49 Mon Sep 17 00:00:00 2001
From: Mick Jordan <mick.jordan@oracle.com>
Date: Wed, 20 May 2015 17:46:23 -0700
Subject: [PATCH] set R_INSTALL_TAR on test package installation

---
 .../src/com/oracle/truffle/r/test/rpackages/TestRPackages.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/rpackages/TestRPackages.java b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/rpackages/TestRPackages.java
index 322afa3009..3764dab248 100644
--- a/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/rpackages/TestRPackages.java
+++ b/com.oracle.truffle.r.test/src/com/oracle/truffle/r/test/rpackages/TestRPackages.java
@@ -84,6 +84,9 @@ public class TestRPackages extends TestBase {
             ProcessBuilder pb = new ProcessBuilder(cmds);
             Map<String, String> env = pb.environment();
             env.put("R_LIBS_USER", rpackagesLibs.toString());
+            if (!generatingExpected()) {
+                env.put("R_INSTALL_TAR", "/usr/bin/tar");
+            }
             try {
                 if (FastROptions.debugMatches("TestRPackages")) {
                     pb.inheritIO();
-- 
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