From 2a0caf931f00d0b86107d5935c178d1b70efd1a6 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Sun, 23 Jan 2022 11:15:11 +0800
Subject: [PATCH] nac3standalone: work around bash mess with exit codes of
 substituted processes

https://unix.stackexchange.com/questions/376114/how-to-detect-an-error-using-process-substitution
---
 nac3standalone/demo/check_demos.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nac3standalone/demo/check_demos.sh b/nac3standalone/demo/check_demos.sh
index ca275588f..f9ba67b80 100755
--- a/nac3standalone/demo/check_demos.sh
+++ b/nac3standalone/demo/check_demos.sh
@@ -4,7 +4,9 @@ set -e
 
 for demo in src/*.py; do
     echo "checking $demo..."
-    diff -Nau <(./interpret_demo.py $demo) <(./run_demo.sh $demo)
+    ./interpret_demo.py $demo > interpreted.log
+    ./run_demo.sh $demo > run.log
+    diff -Nau interpreted.log run.log
 done
 
 echo "PASSED"