[xen-unstable] tools: Use os.system instead of exec to start xentop.

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[xen-unstable] tools: Use os.system instead of exec to start xentop.

Xen patchbot-unstable
# HG changeset patch
# User Keir Fraser <[hidden email]>
# Date 1197453869 0
# Node ID 7441ee9013bfc74eec0fc611decb9a8028d4f0be
# Parent  38febeb3033fd57b9e26b66ceec9016e3cdc7291
tools: Use os.system instead of exec to start xentop.

This makes no difference to the visible behaviour of "xm top" but
avoids the whole of xm from quitting if you're in "xm shell".  This
provides the more intuitive behaviour of returning to the xm shell
interface after leaving xm top.

Signed-off-by: Mark Williamson <[hidden email]>
---
 tools/python/xen/xm/main.py |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -r 38febeb3033f -r 7441ee9013bf tools/python/xen/xm/main.py
--- a/tools/python/xen/xm/main.py Wed Dec 12 10:03:32 2007 +0000
+++ b/tools/python/xen/xm/main.py Wed Dec 12 10:04:29 2007 +0000
@@ -1833,7 +1833,7 @@ def xm_top(args):
 def xm_top(args):
     arg_check(args, "top", 0)
 
-    os.execvp('xentop', ['xentop'])
+    os.system('xentop')
 
 def xm_dmesg(args):
     arg_check(args, "dmesg", 0, 1)

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