From 4f6ce6423cfdba224c83a1f04d86b5919464e999 Mon Sep 17 00:00:00 2001
From: David Swofford <dave@phylosolutions.com>
Date: Wed, 6 Mar 2024 22:47:16 -0500
Subject: [PATCH] CMake: Don't look for OpenCL and CUDA packages if build isn't
 using them

Fixes: If -DBUILD_CUDA=OFF or -DBUILD_OPENCL=OFF is specified, irrelevant
warnings are output if these packages aren't available, even though they
won't be used.
---
 libhmsbeagle/GPU/CMakeLists.txt | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/libhmsbeagle/GPU/CMakeLists.txt b/libhmsbeagle/GPU/CMakeLists.txt
index 22b3c1ef..68b1b5a3 100644
--- a/libhmsbeagle/GPU/CMakeLists.txt
+++ b/libhmsbeagle/GPU/CMakeLists.txt
@@ -1,13 +1,17 @@
 
-find_package(OpenCL)
-if(OpenCL_FOUND AND BUILD_OPENCL)
-    message(STATUS "OpenCL Includes: ${OpenCL_INCLUDE_DIRS}")
-    message(STATUS "OpenCL Libraries: ${OpenCL_LIBRARIES}")
-    add_subdirectory("CMake_OpenCL")
-endif(OpenCL_FOUND AND BUILD_OPENCL)
+if(BUILD_OPENCL)
+	find_package(OpenCL)
+	if(OpenCL_FOUND)
+		message(STATUS "OpenCL Includes: ${OpenCL_INCLUDE_DIRS}")
+		message(STATUS "OpenCL Libraries: ${OpenCL_LIBRARIES}")
+		add_subdirectory("CMake_OpenCL")
+	endif(OpenCL_FOUND)
+endif(BUILD_OPENCL)
 
-find_package(CUDA)
-if(CUDA_FOUND AND BUILD_CUDA)
-    message(STATUS "CUDA Includes: ${CUDA_INCLUDE_DIRS}")
-    add_subdirectory("CMake_CUDA")
-endif(CUDA_FOUND AND BUILD_CUDA)
+if(BUILD_CUDA)
+	find_package(CUDA)
+	if(CUDA_FOUND)
+		message(STATUS "CUDA Includes: ${CUDA_INCLUDE_DIRS}")
+		add_subdirectory("CMake_CUDA")
+	endif(CUDA_FOUND)
+endif(BUILD_CUDA)