From 6e96ae7cc21b1405b3f5b37389383449f17b6a9d Mon Sep 17 00:00:00 2001
From: Eric Wasylishen <ewasylishen@gmail.com>
Date: Sat, 11 Dec 2021 13:25:09 -0700
Subject: [PATCH] light/CMakeLists.txt: make it non-fatal if the embree license
 isn't found

---
 light/CMakeLists.txt | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/light/CMakeLists.txt b/light/CMakeLists.txt
index 4474fe13..fc659a7c 100644
--- a/light/CMakeLists.txt
+++ b/light/CMakeLists.txt
@@ -79,8 +79,12 @@ if (embree_FOUND)
 
 	add_custom_command(TARGET light POST_BUILD
                        COMMAND ${CMAKE_COMMAND} -E copy_if_different "$<TARGET_FILE:embree>"   "$<TARGET_FILE_DIR:light>"
-                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "$<TARGET_FILE:TBB::tbb>" "$<TARGET_FILE_DIR:light>"
+                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "$<TARGET_FILE:TBB::tbb>" "$<TARGET_FILE_DIR:light>")
+
+	if (NOT EMBREE_LICENSE STREQUAL EMBREE_LICENSE-NOTFOUND)
+		add_custom_command(TARGET light POST_BUILD
                        COMMAND ${CMAKE_COMMAND} -E copy_if_different "${EMBREE_LICENSE}"       "$<TARGET_FILE_DIR:light>/LICENSE-embree.txt")
+	endif()
 
 	# so the executable will search for dylib's in the same directory as the executable 
 	if(APPLE)
@@ -104,7 +108,9 @@ if (embree_FOUND)
 		install(FILES $<TARGET_FILE:TBB::tbb> DESTINATION bin)
 	endif()
 
-	install(FILES ${EMBREE_LICENSE} DESTINATION bin RENAME LICENSE-embree.txt)
+	if (NOT EMBREE_LICENSE STREQUAL EMBREE_LICENSE-NOTFOUND)
+		install(FILES ${EMBREE_LICENSE} DESTINATION bin RENAME LICENSE-embree.txt)
+	endif()
 endif(embree_FOUND)
 
 install(TARGETS light RUNTIME DESTINATION bin)