From 17426584cdbc89934fd0b0f85d64c3cf850a67ce Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Tue, 28 Jul 2026 11:14:36 +0200
Subject: [PATCH] Sync scripts/signals.sh with docker-common's canonical
 version

Adopts bash-arithmetic exit-code computation ($((128 + SIGNUM))) instead
of piping to bc, dropping that dependency. Consolidates this project
onto docker-common's shared scripts (see that repo's CLAUDE.md).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NiNnj78HGx1KWyCCo39HSz
---
 scripts/signals.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/signals.sh b/scripts/signals.sh
index bd48be3..515f7a5 100644
--- a/scripts/signals.sh
+++ b/scripts/signals.sh
@@ -21,5 +21,5 @@ signal_name_to_number() {
 signal_return_val() {
     SIGNAME="$1"
     SIGNUM=$(signal_name_to_number ${SIGNAME})
-    echo "128 + $SIGNUM" | bc
+    echo $((128 + SIGNUM))
 }