From b1ba703f2ddb6707f5931faa88b4ad8a6c07a7e8 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Sat, 28 Aug 2021 18:07:30 +0200
Subject: Call _exit if execv fails in child process.

---
 execute.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/execute.cc b/execute.cc
index bb691cf..bc4cd5f 100644
--- a/execute.cc
+++ b/execute.cc
@@ -66,6 +66,9 @@ int execute(const std::string& command,
 	if(pid == 0)
 	{
 		execv(command.data(), (char**)argv.data());
+		std::cout << "Could not execute " << command << ": " <<
+			strerror(errno) << "\n";
+		_exit(1); // execv only returns if an error occurred
 	}
 	auto ret = parent_waitpid(pid);
 #elif 0
-- 
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