From a77a3b723f1cb7ddcb9313888d779b48551e0501 Mon Sep 17 00:00:00 2001
From: Marco Costalba <mcostalba@gmail.com>
Date: Sat, 17 Dec 2011 16:56:36 +0100
Subject: [PATCH] Disable again buffering at startup

Partially revert efd21679980dfd59
Without this patch SF does not send "bestmove" to GUI.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
---
 src/main.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index 1a830970..fcb7e40c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -17,6 +17,7 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <cstdio>
 #include <iostream>
 #include <string>
 
@@ -35,6 +36,9 @@ extern void kpk_bitbase_init();
 
 int main(int argc, char* argv[]) {
 
+  // Disable output buffering: printf() does not work correctly otherwise
+  setvbuf(stdout, NULL, _IONBF, 0);
+
   bitboards_init();
   Position::init();
   kpk_bitbase_init();
-- 
2.39.2