From cdb5dce9df44cae8038490e01e8bb1f0c4002ba8 Mon Sep 17 00:00:00 2001
From: Saleem Abdulrasool <compnerd@compnerd.org>
Date: Thu, 26 Sep 2019 08:30:13 -0700
Subject: [PATCH] build: select the correct DLL build type

---
 CMakeLists.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 10a0e4623..5cebbcc7c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,6 +9,11 @@ if(POLICY CMP0091)
   cmake_policy(SET CMP0091 NEW)
 endif()
 
+# Enable Policy 0091 to select MSVC runtime library by flags
+if(POLICY CMP0091)
+  cmake_policy(CMP0091 NEW)
+endif()
+
 project(dispatch
   VERSION 1.3
   LANGUAGES C CXX)
@@ -40,6 +45,9 @@ set(CMAKE_C_VISIBILITY_INLINES_HIDDEN YES)
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
 
+# NOTE(compnerd) default to /MD or /MDd based upon the configuration
+set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
+
 set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
 set(THREADS_PREFER_PTHREAD_FLAG TRUE)
 find_package(Threads REQUIRED)