From 44ae1465f93282da3f740fb980b86544b75e8ec2 Mon Sep 17 00:00:00 2001
From: Jordan Williams <19399197+jwillikers@users.noreply.github.com>
Date: Thu, 6 Feb 2020 19:39:23 -0600
Subject: [PATCH] only modify CMAKE_RUNTIME_OUTPUT_DIRECTORY if it is not
 already set

---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a645ef32..ba47c2ff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -61,7 +61,9 @@ message(STATUS "Version: ${FMT_VERSION}")
 
 message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
 
-set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+if (NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
+  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+endif ()
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}
   "${CMAKE_CURRENT_SOURCE_DIR}/support/cmake")