From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Mon, 14 Dec 2009 20:53:23 +0000 (-0200)
Subject: monitor: Avoid readline functions in QMP
X-Git-Tag: v0.12.0~37
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=602e97b725302c5dbd6448abf08958e5a7cc5533;p=thirdparty%2Fqemu.git

monitor: Avoid readline functions in QMP

The monitor_read_command() function is readline specific
and should only be used when readline is available.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit 183e6e525764d5c4978e37b42dc2cde0b0ffcfec)
---

diff --git a/monitor.c b/monitor.c
index 920ccff5841..b518cc4b555 100644
--- a/monitor.c
+++ b/monitor.c
@@ -140,6 +140,9 @@ static inline int monitor_ctrl_mode(const Monitor *mon)
 
 static void monitor_read_command(Monitor *mon, int show_prompt)
 {
+    if (!mon->rs)
+        return;
+
     readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
     if (show_prompt)
         readline_show_prompt(mon->rs);