From 7e98349d0db57e5ff01cae3b47e25388a82b8acc Mon Sep 17 00:00:00 2001
From: markgalvan-intel <mark.galvan@intel.com>
Date: Wed, 7 Aug 2024 09:37:20 -0700
Subject: [PATCH] Add fflush to ConsoleApplication 2.0 metrics csv Flushes were
 accidentally removed at some point.  v2.0.1 added them back in, but only for
 the --use_v1_metrics CSV.  This change adds them back in for the default CSV
 as well.

See issue #232
---
 PresentMon/CsvOutput.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/PresentMon/CsvOutput.cpp b/PresentMon/CsvOutput.cpp
index d0e370599..3a7209fdf 100644
--- a/PresentMon/CsvOutput.cpp
+++ b/PresentMon/CsvOutput.cpp
@@ -307,6 +307,10 @@ void WriteCsvHeader<FrameMetrics>(FILE* fp)
         fwprintf(fp, L",FrameId");
     }
     fwprintf(fp, L"\n");
+
+    if (args.mCSVOutput == CSVOutput::Stdout) {
+        fflush(fp);
+    }
 }
 
 template<>
@@ -395,6 +399,10 @@ void WriteCsvRow<FrameMetrics>(
         fwprintf(fp, L",%u", p.FrameId);
     }
     fwprintf(fp, L"\n");
+
+    if (args.mCSVOutput == CSVOutput::Stdout) {
+        fflush(fp);
+    }
 }
 
 template<typename FrameMetricsT>