[libvirt] [PATCH 1/2] Detect availability of legacy QEMU -vmchannel command line option

[Matthew Booth]

* src/qemu/qemu_conf.[ch]: Detect -vmchannel command line option
---
 src/qemu/qemu_conf.c |    2 ++
 src/qemu/qemu_conf.h |    1 +
 2 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index e1e24c3..fa54974 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -897,6 +897,8 @@ static unsigned int qemudComputeCmdFlags(const char *help,
         flags |= QEMUD_CMD_FLAG_MEM_PATH;
     if (strstr(help, "-chardev"))
         flags |= QEMUD_CMD_FLAG_CHARDEV;
+    if (strstr(help, "-vmchannel"))
+        flags |= QEMUD_CMD_FLAG_VMCHANNEL;
 
     if (version >= 9000)
         flags |= QEMUD_CMD_FLAG_VNC_COLON;
diff --git a/src/qemu/qemu_conf.h b/src/qemu/qemu_conf.h
index 5d433d3..54095b5 100644
--- a/src/qemu/qemu_conf.h
+++ b/src/qemu/qemu_conf.h
@@ -44,6 +44,7 @@
 
 /* Internal flags to keep track of qemu command line capabilities */
 enum qemud_cmd_flags {
+    QEMUD_CMD_FLAG_VMCHANNEL     = (1 << 31), /* Is the legacy -vmchannel arg available */
     QEMUD_CMD_FLAG_KQEMU          = (1 << 0), /* Whether KQEMU is compiled in */
     QEMUD_CMD_FLAG_VNC_COLON      = (1 << 1), /* Does the VNC take just port, or address + display */
     QEMUD_CMD_FLAG_NO_REBOOT      = (1 << 2), /* Is the -no-reboot flag available */
-- 
1.6.2.5