From 55de4ca365227802f08ce623b93d79c3718b3c23 Mon Sep 17 00:00:00 2001
From: Daniel Agar <daniel@agar.ca>
Date: Sun, 13 May 2018 15:31:41 -0400
Subject: [PATCH] cmake cache ECL source directory path to work with catkin

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 157452d321..6c98a5ae04 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -68,7 +68,7 @@ set(CMAKE_EXE_LINKER_FLAGS_COVERAGE
 mark_as_advanced(CMAKE_CXX_FLAGS_COVERAGE CMAKE_C_FLAGS_COVERAGE CMAKE_EXE_LINKER_FLAGS_COVERAGE)
 
 
-set(ECL_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+set(ECL_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR} CACHE string "ECL source location" FORCE)
 
 if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
 	# ECL standalone build