From 98191107e1dd2d186604bdb58990e020fc04c24e Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Wed, 22 May 2024 15:27:43 -0400
Subject: tests: Restart wait when interrupted by a signal

---
 tests/run.sh | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/tests/run.sh b/tests/run.sh
index ad9c0be..629f756 100644
--- a/tests/run.sh
+++ b/tests/run.sh
@@ -112,12 +112,21 @@ reap_test() {
 # Wait for a background test to finish
 wait_test() {
     local pid
-    wait -n -ppid
-    ret=$?
-    if [ -z "${pid:-}" ]; then
-        debug "${BASH_SOURCE[0]}" $((LINENO - 3)) "${RED}error $ret${RST}" >&$DUPERR
-        exit 1
-    fi
+
+    while true; do
+        wait -n -ppid
+        ret=$?
+
+        if [ "${pid:-}" ]; then
+            break
+        elif ((ret > 128)); then
+            # Interrupted by signal
+            continue
+        else
+            debug "${BASH_SOURCE[0]}" $((LINENO - 3)) "${RED}error $ret${RST}" >&$DUPERR
+            exit 1
+        fi
+    done
 
     reap_test $ret
 }
-- 
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