[PULL 34/38] monitor/qmp: Explicit we ignore few QEMUChrEvent in IOEventHandler

Paolo Bonzini posted 38 patches 6 years, 1 month ago
Maintainers: Paolo Bonzini <pbonzini@redhat.com>, Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>, Richard Henderson <rth@twiddle.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Eduardo Habkost <ehabkost@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>
[PULL 34/38] monitor/qmp: Explicit we ignore few QEMUChrEvent in IOEventHandler
Posted by Paolo Bonzini 6 years, 1 month ago
From: Philippe Mathieu-Daudé <philmd@redhat.com>

The Chardev events are listed in the QEMUChrEvent enum. To be
able to use this enum in the IOEventHandler typedef, we need to
explicit all the events ignored by this frontend, to silent the
following GCC warning:

    CC      monitor/qmp.o
  monitor/qmp.c: In function ‘monitor_qmp_event’:
  monitor/qmp.c:345:5: error: enumeration value ‘CHR_EVENT_BREAK’ not handled in switch [-Werror=switch]
    345 |     switch (event) {
        |     ^~~~~~
  monitor/qmp.c:345:5: error: enumeration value ‘CHR_EVENT_MUX_IN’ not handled in switch [-Werror=switch]
  monitor/qmp.c:345:5: error: enumeration value ‘CHR_EVENT_MUX_OUT’ not handled in switch [-Werror=switch]
  cc1: all warnings being treated as errors

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20191218172009.8868-12-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 monitor/qmp.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/monitor/qmp.c b/monitor/qmp.c
index b67a8e7..6c46be4 100644
--- a/monitor/qmp.c
+++ b/monitor/qmp.c
@@ -365,6 +365,11 @@ static void monitor_qmp_event(void *opaque, int event)
         mon_refcount--;
         monitor_fdsets_cleanup();
         break;
+    case CHR_EVENT_BREAK:
+    case CHR_EVENT_MUX_IN:
+    case CHR_EVENT_MUX_OUT:
+        /* Ignore */
+        break;
     }
 }
 
-- 
1.8.3.1