From e8381af0a1961b5f1111a21873fe334890034e18 Mon Sep 17 00:00:00 2001
From: Peter Eastman <peastman@stanford.edu>
Date: Thu, 12 Aug 2021 15:56:27 -0700
Subject: [PATCH] Minor cleanup to CMake scripts

---
 CMakeLists.txt                       |  6 ++++--
 platforms/cuda/EncodeCUDAFiles.cmake | 27 ---------------------------
 2 files changed, 4 insertions(+), 29 deletions(-)
 delete mode 100644 platforms/cuda/EncodeCUDAFiles.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e435cce..55ef2d6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,9 @@
 # OpenMM Example Plugin
 #----------------------------------------------------
 
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.17)
+
+PROJECT(OpenMMExamplePlugin)
 
 # We need to know where OpenMM is installed so we can access the headers and libraries.
 SET(OPENMM_DIR "/usr/local/openmm" CACHE PATH "Where OpenMM is installed")
@@ -85,7 +87,7 @@ ADD_SUBDIRECTORY(platforms/reference)
 ADD_SUBDIRECTORY(platforms/common)
 
 SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}")
-FIND_PACKAGE(OpenCL QUIET)
+FIND_PACKAGE(OPENCL QUIET)
 IF(OPENCL_FOUND)
     SET(EXAMPLE_BUILD_OPENCL_LIB ON CACHE BOOL "Build implementation for OpenCL")
 ELSE(OPENCL_FOUND)
diff --git a/platforms/cuda/EncodeCUDAFiles.cmake b/platforms/cuda/EncodeCUDAFiles.cmake
deleted file mode 100644
index 58285b0..0000000
--- a/platforms/cuda/EncodeCUDAFiles.cmake
+++ /dev/null
@@ -1,27 +0,0 @@
-FILE(GLOB CUDA_KERNELS ${CUDA_SOURCE_DIR}/kernels/*.cu)
-SET(CUDA_FILE_DECLARATIONS)
-SET(CUDA_FILE_DEFINITIONS)
-CONFIGURE_FILE(${CUDA_SOURCE_DIR}/${CUDA_SOURCE_CLASS}.cpp.in ${CUDA_KERNELS_CPP})
-FOREACH(file ${CUDA_KERNELS})
-    # Load the file contents and process it.
-    FILE(STRINGS ${file} file_content NEWLINE_CONSUME)
-    # Replace all backslashes by double backslashes as they are being put in a C string.
-    # Be careful not to replace the backslash before a semicolon as that is the CMAKE
-    # internal escaping of a semicolon to prevent it from acting as a list seperator.
-    STRING(REGEX REPLACE "\\\\([^;])" "\\\\\\\\\\1" file_content "${file_content}")
-    # Escape double quotes as being put in a C string.
-    STRING(REPLACE "\"" "\\\"" file_content "${file_content}")
-    # Split in separate C strings for each line.
-    STRING(REPLACE "\n" "\\n\"\n\"" file_content "${file_content}")
-
-    # Determine a name for the variable that will contain this file's contents
-    FILE(RELATIVE_PATH filename ${CUDA_SOURCE_DIR}/kernels ${file})
-    STRING(LENGTH ${filename} filename_length)
-    MATH(EXPR filename_length ${filename_length}-3)
-    STRING(SUBSTRING ${filename} 0 ${filename_length} variable_name)
-
-    # Record the variable declaration and definition.
-    SET(CUDA_FILE_DECLARATIONS ${CUDA_FILE_DECLARATIONS}static\ const\ std::string\ ${variable_name};\n)
-    FILE(APPEND ${CUDA_KERNELS_CPP} const\ string\ ${CUDA_SOURCE_CLASS}::${variable_name}\ =\ \"${file_content}\"\;\n)
-ENDFOREACH(file)
-CONFIGURE_FILE(${CUDA_SOURCE_DIR}/${CUDA_SOURCE_CLASS}.h.in ${CUDA_KERNELS_H})