From 9a04ed5c78176a9965f3d43f7aa1b1f5330e771f Mon Sep 17 00:00:00 2001
From: rainbow <rainbow@irh.it>
Date: Wed, 29 May 2019 03:43:53 +0200
Subject: [PATCH] fixes for MSVC 14.1, aka VS 2017 (#23)

---
 CMakeLists.txt | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f91c29f..82c0c90 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,14 +1,21 @@
 project(mbe)
 cmake_minimum_required(VERSION 2.6)
 
+if(MSVC)
+    # needed for M_PI macro
+    add_definitions(-D_USE_MATH_DEFINES)
+endif()
+
 FILE(GLOB SRCS *.c)
 
 include_directories("${PROJECT_SOURCE_DIR}")
 
 ADD_LIBRARY(mbe-static STATIC ${SRCS})
 ADD_LIBRARY(mbe-shared SHARED ${SRCS})
-TARGET_LINK_LIBRARIES(mbe-static m)
-TARGET_LINK_LIBRARIES(mbe-shared m)
+if(NOT WIN32)
+    TARGET_LINK_LIBRARIES(mbe-static m)
+    TARGET_LINK_LIBRARIES(mbe-shared m)
+endif()
 
 include(GNUInstallDirs)