From 59e0af401add55caa6351f21cc0637422556a02f Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir.fraser@citrix.com>
Date: Wed, 12 May 2010 08:52:30 +0100
Subject: [PATCH] xl: Add "xl top" command, a clone of "xm top".

Signed-off-by: Yang Hongyang <yanghy@cn.fujitsu.com>
---
 tools/libxl/xl_cmdimpl.c  | 20 ++++++++++++++++++++
 tools/libxl/xl_cmdimpl.h  |  1 +
 tools/libxl/xl_cmdtable.c |  5 +++++
 3 files changed, 26 insertions(+)

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 1e2304756e..ddb0bfd132 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -3098,3 +3098,23 @@ int main_sysrq(int argc, char **argv)
 
     exit(0);
 }
+
+int main_top(int argc, char **argv)
+{
+    int opt;
+
+    while ((opt = getopt(argc, argv, "h")) != -1) {
+        switch (opt) {
+        case 'h':
+            help("top");
+            exit(0);
+        default:
+            fprintf(stderr, "option `%c' not supported.\n", opt);
+            break;
+        }
+    }
+
+    system("xentop");
+
+    exit(0);
+}
diff --git a/tools/libxl/xl_cmdimpl.h b/tools/libxl/xl_cmdimpl.h
index c08c5d1593..3c7b9fd1f6 100644
--- a/tools/libxl/xl_cmdimpl.h
+++ b/tools/libxl/xl_cmdimpl.h
@@ -40,5 +40,6 @@ int main_domname(int argc, char **argv);
 int main_rename(int argc, char **argv);
 int main_trigger(int argc, char **argv);
 int main_sysrq(int argc, char **argv);
+int main_top(int argc, char **argv);
 
 void help(char *command);
diff --git a/tools/libxl/xl_cmdtable.c b/tools/libxl/xl_cmdtable.c
index 33582a79d9..3609e1b93f 100644
--- a/tools/libxl/xl_cmdtable.c
+++ b/tools/libxl/xl_cmdtable.c
@@ -177,6 +177,11 @@ struct cmd_spec cmd_table[] = {
       "Send a sysrq to a domain",
       "<Domain> <letter>",
     },
+    { "top",
+      &main_top,
+      "Monitor a host and the domains in real time",
+      "",
+    },
 };
 
 int cmdtable_len = sizeof(cmd_table)/sizeof(struct cmd_spec);
-- 
2.30.2