From a17246fe621d3181e74bb0c1ef4723be5c4fa4e0 Mon Sep 17 00:00:00 2001
From: Wouter Deconinck <wdconinc@gmail.com>
Date: Sun, 15 Sep 2024 16:06:47 +0000
Subject: [PATCH] fix: test -s /tmp/duplicates.txt inside if

---
 containers/jug/dev.Dockerfile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/containers/jug/dev.Dockerfile b/containers/jug/dev.Dockerfile
index bc8235535..65b48c631 100644
--- a/containers/jug/dev.Dockerfile
+++ b/containers/jug/dev.Dockerfile
@@ -211,12 +211,14 @@ set -e
 make --jobs ${jobs} --keep-going --directory /opt/spack-environment \
   SPACK_ENV=${SPACK_ENV} SPACK_INSTALL_FLAGS="--use-buildcache only"
 spack gc --yes-to-all
-spack find --long --no-groups
 spack find --long --no-groups \
 | sed -e '1,/Installed packages/d;s/\([^@]*\).*/\1/g' \
 | uniq -D -f1 | grep -v -w -e "\(epic\|py-pip\|py-cython\)" \
 | tee /tmp/duplicates.txt
-test -s /tmp/duplicates.txt && ( cat /tmp/duplicates.txt | while read hash spec ; do spack spec --long /${hash} ; done ) && exit 1
+if [ -s /tmp/duplicates.txt ] ; then
+  cat /tmp/duplicates.txt | while read hash spec ; do spack spec --long /${hash} ; done
+  exit 1
+fi
 EOF
 
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