$NetBSD: patch-ac,v 1.2 2015/08/16 06:08:57 mef Exp $

Add --directio option on help and alias as o

--- src/blogbench.c.orig	2010-07-08 18:59:41.000000000 +0900
+++ src/blogbench.c	2015-08-16 14:56:27.000000000 +0900
@@ -18,7 +18,7 @@ static void usage(void)
           "--readers=<n> (-r <n>): number of writers\n"
           "--rewriters=<n> (-W <n>): number of rewriters\n"
           "--sleep=<secs> (-s <secs>): delay after every iteration\n"
-          "--writers=<n> (-w <n>): number of writers\n"
+          "--directio (-o): enable Direct I/O\n"
           "\n"
           "Sample usage:\n"
           "\n"
@@ -56,6 +56,9 @@ int main(int argc, char *argv[])
         case 'i':
             stats_iterations = (unsigned int) strtoul(optarg, NULL, 10);
             break;
+        case 'o':
+            do_directio = 1;
+            break;
         case 'r':
             nb_readers = (unsigned int) strtoul(optarg, NULL, 10);
             break;