From b8d894894e5c03852fadc77363164114a116d4c1 Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Tue, 13 Nov 2018 11:16:49 +0100
Subject: [PATCH] Windows: MSVC2017: adapt testsource plugin module

---
 plugins/samplesource/testsource/testsourcethread.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/plugins/samplesource/testsource/testsourcethread.cpp b/plugins/samplesource/testsource/testsourcethread.cpp
index 0e972b776..7aa56531c 100644
--- a/plugins/samplesource/testsource/testsourcethread.cpp
+++ b/plugins/samplesource/testsource/testsourcethread.cpp
@@ -14,6 +14,8 @@
 // along with this program. If not, see <http://www.gnu.org/licenses/>.          //
 ///////////////////////////////////////////////////////////////////////////////////
 
+#define _USE_MATH_DEFINES
+#include <math.h>
 #include <stdio.h>
 #include <errno.h>
 #include "testsourcethread.h"