From 700690ebc35e2afdee06100d83427c45b6e87a4c Mon Sep 17 00:00:00 2001
From: =?utf8?q?P=C3=A1draig=20Brady?= <P@draigBrady.com>
Date: Thu, 16 Jan 2025 21:05:34 +0000
Subject: [PATCH] tests: tail-c.sh: avoid failure on Linux kernels <= 2

tests/tail/tail-c.sh: Exclude older kernels from timeout failure.
---
 tests/tail/tail-c.sh | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tests/tail/tail-c.sh b/tests/tail/tail-c.sh
index 75392df23e..23519918bb 100755
--- a/tests/tail/tail-c.sh
+++ b/tests/tail/tail-c.sh
@@ -48,7 +48,15 @@ if test -r /dev/urandom; then
       0) ;;
       # Solaris 11 allows negative seek but then gives EINVAL on read
       1) grep 'Invalid argument' err || fail=1;;
-      *) fail=1;;
+      *)
+        case $host_triplet in
+          *linux-gnu*)
+            case "$(uname -r)" in
+              [12].*) ;;  # Older Linux versions timeout
+              *) fail=1 ;;
+            esac ;;
+          *) fail=1 ;;
+        esac ;;
   esac
 fi
 
-- 
2.47.3