From ca6bde9e1c43cb839d974be583e9b05069b4906a Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Wed, 7 Feb 2024 10:05:37 -0800
Subject: [PATCH] top -b: add missing flush.

We need to flush after each batch in batch mode.

(Found by inspection, looking for sleeps similar to the vmstat one.)
---
 toys/posix/ps.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/toys/posix/ps.c b/toys/posix/ps.c
index e4a69a4f..b99fa183 100644
--- a/toys/posix/ps.c
+++ b/toys/posix/ps.c
@@ -1742,13 +1742,15 @@ static void top_common(
       if (timeout<=now) timeout = new.whence+TT.top.d;
       if (timeout<=now || timeout>now+TT.top.d) timeout = now+TT.top.d;
 
+      fflush(stdout);
+
       // In batch mode, we ignore the keyboard.
       if (FLAG(b)) {
         msleep(timeout-now);
         // Make an obvious gap between datasets.
         xputs("\n\n");
         break;
-      } else fflush(stdout);
+      }
 
       recalc = 1;
       i = scan_key_getsize(scratch, timeout-now, &TT.width, &TT.height);
-- 
2.39.2