>From 85c4bb378cb456fba96bbe6cdc8734f493daeb0c Mon Sep 17 00:00:00 2001
From: xiliang <xiliang@xxxxxxxxxx>
Date: Tue, 1 Aug 2017 17:33:02 +0800
Subject: [PATCH] tools: updated "xl_info.c" to accept "--clear" as parameter
 following "xl dmesg" In xl man page, adding "-c" or "--clear" following "xl
 dmesg" can clear Xen's message buffer. It works in old "xm", so added support
 to xl.

Signed-off-by: xiliang <xiliang@xxxxxxxxxx>
---
 tools/xl/xl_info.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/xl/xl_info.c b/tools/xl/xl_info.c
index 94bd1fd9ab..d6f723b4ad 100644
--- a/tools/xl/xl_info.c
+++ b/tools/xl/xl_info.c
@@ -884,8 +884,11 @@ int main_dmesg(int argc, char **argv)
     libxl_xen_console_reader *cr;
     char *line;
     int opt, ret = 1;
+    static struct option opts[] = {
+        {"clear", 0, 0, 'c'}
+    };
 
-    SWITCH_FOREACH_OPT(opt, "c", NULL, "dmesg", 0) {
+    SWITCH_FOREACH_OPT(opt, "c", opts, "dmesg", 0) {
     case 'c':
         clear = 1;
         break;
-- 
2.13.3