From f1972d400b5b8ecb7414b199e6a511dd832f0eb9 Mon Sep 17 00:00:00 2001
From: Taketo Takashima <t.taketo1113@gmail.com>
Date: Tue, 7 Oct 2025 22:35:23 +0900
Subject: Fix SyntaxError: unexpected keyword_rescue, expecting keyword_end in
 Ruby 2.4 and earlier

---
 tool/lib/envutil.rb | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/tool/lib/envutil.rb b/tool/lib/envutil.rb
index fef9a0c992..ea1f83e6f0 100644
--- a/tool/lib/envutil.rb
+++ b/tool/lib/envutil.rb
@@ -104,9 +104,11 @@ module EnvUtil
     else
       return unless dpid
       [[timeout, :TERM], [reprieve, :KILL]].find do |t, sig|
-        return EnvUtil.timeout(t) {Process.wait(dpid)}
-      rescue Timeout::Error
-        Process.kill(sig, dpid)
+        begin
+          return EnvUtil.timeout(t) {Process.wait(dpid)}
+        rescue Timeout::Error
+          Process.kill(sig, dpid)
+        end
       end
       true
     end
-- 
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