Add fancy hashing

CMakeLists.txt

@@ -27,8 +27,12 @@ configure_file(
     @ONLY
 )
 
+# Set CMAKE_MODULE_PATH to include our custom find modules
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
+
 # Find required packages
 find_package(TBB REQUIRED)
+find_package(xxHash REQUIRED)
 
 # Auto-detect source files
 file(GLOB_RECURSE SOURCES "src/*.cpp")
@@ -41,11 +45,13 @@ add_executable(dropshell ${SOURCES})
 target_include_directories(dropshell PRIVATE 
     src
     ${CMAKE_CURRENT_BINARY_DIR}/src
+    ${xxHash_INCLUDE_DIRS}
 )
 
 # Link libraries
 target_link_libraries(dropshell PRIVATE
     TBB::tbb
+    ${xxHash_LIBRARIES}
 )
 
 # Install targets