From 7bd9beb8125a3a2b1c4ee137b3fb22ae87f5726b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 25 Jun 2018 09:31:19 +0200
Subject: Set QEMU_AUDIO_DRV to 'none' to disable audio output

---
 bbot/agent/machine.cxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'bbot/agent')

diff --git a/bbot/agent/machine.cxx b/bbot/agent/machine.cxx
index a8933bb..a1fe9bb 100644
--- a/bbot/agent/machine.cxx
+++ b/bbot/agent/machine.cxx
@@ -296,13 +296,14 @@ namespace bbot
     //
     // 1. echo system_powerdown | socat - UNIX-CONNECT:.../monitor
     //
+    const char* env[] = {"QEMU_AUDIO_DRV=none", // Disable audio output.
+                         nullptr};
     proc = run_io_start (
       trace,
       fdnull (),
       2,
       2,
-      md, // Run from the machine's directory.
-      kvm,
+      process_env (kvm, md, env), // Run from the machine's directory.
       "-boot", "c", // Boot from disk.
       "-no-reboot", // Exit on VM reboot.
       "-m",   to_string (ram / 1024) + "M",
-- 
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