[taler-sandcastle-ng] branch master updated: fix undef variable

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dold pushed a commit to branch master
in repository sandcastle-ng.

The following commit(s) were added to refs/heads/master by this push:
     new 295e1cb  fix undef variable
295e1cb is described below

commit 295e1cb36f3ca60c3f1b2dcf7bf395c9951b4d2c
Author: Florian Dold <florian@dold.me>
AuthorDate: Tue Dec 3 11:58:07 2024 +0100

    fix undef variable
---
 sandcastle-run | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sandcastle-run b/sandcastle-run
index 930d4e3..b07f4a1 100755
--- a/sandcastle-run
+++ b/sandcastle-run
@@ -41,7 +41,7 @@ fi
 SETUP_NAME=${SANDCASTLE_SETUP_NAME:-demo}
 if [[ -n ${SANDCASTLE_OVERRIDE_NAME:-} ]]; then
   OVERRIDES="-v $PWD/overrides/${SANDCASTLE_OVERRIDE_NAME}:/overrides:Z"
-  EXTERNAL_PORT=$(source $PWD/overrides/${SANDCASTLE_OVERRIDE_NAME}; echo 
$EXTERNAL_PORT)
+  EXTERNAL_PORT=$(source $PWD/overrides/${SANDCASTLE_OVERRIDE_NAME}; echo 
${EXTERNAL_PORT:-})
   if [[ $EXTERNAL_PORT =~ ^[0-9]+$ ]]; then
     echo Serving via port $EXTERNAL_PORT
   fi

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