vtysh: Display version w/ vtysh --help

Add a bit of useful data to know what version of FRR we
are playing with in this vtysh instance.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>

diff --git a/vtysh/vtysh_main.c b/vtysh/vtysh_main.c
index 1ca219a26c50eb4ebf29b8ecff90d4ec135b3cc2..6bb5ab1c8c39de9e79e00fb6adac4f616a864cde 100644 (file)
--- a/vtysh/vtysh_main.c
+++ b/vtysh/vtysh_main.c
@@ -153,7 +153,7 @@ static void usage(int status)
                        progname);
        else
                printf("Usage : %s [OPTION...]\n\n"
-                      "Integrated shell for FRR. \n\n"
+                      "Integrated shell for FRR (version " FRR_VERSION "). \n\n"
                       "-b, --boot               Execute boot startup configuration\n"
                       "-c, --command            Execute argument as command\n"
                       "-d, --daemon             Connect only to the specified daemon\n"