From: Cilang Zhao <zhao.cilang@h3c.com>
Date: Tue, 8 Dec 2015 09:00:58 +0000 (-0500)
Subject: ceph-mds:add --help/-h
X-Git-Tag: v10.0.2~77^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=a69367d971863c0506b6ab88b4cb833ccca92ce4;p=ceph.git

ceph-mds:add --help/-h

When use ceph-mds --hlep/-h, the usage will be showed

Signed-off-by: Cilang Zhao <zhao.cilang@h3c.com>
---

diff --git a/src/ceph_mds.cc b/src/ceph_mds.cc
index adc496f6fe71..16d71da8fbc3 100644
--- a/src/ceph_mds.cc
+++ b/src/ceph_mds.cc
@@ -105,6 +105,10 @@ int main(int argc, const char **argv)
     if (ceph_argparse_double_dash(args, i)) {
       break;
     }
+    else if (ceph_argparse_flag(args, i, "--help", "-h", (char*)NULL)) {
+      usage();
+      break;
+    }
     else if (ceph_argparse_witharg(args, i, &val, "--journal-check", (char*)NULL)) {
       int r = parse_rank("journal-check", val);
       if (shadow != MDSMap::STATE_NULL) {