Improve Cmake file

use proper scoping and package finding.

1 files changed, 15 insertions, 1 deletions

diff --git a/nandgame/cpp/CMakeLists.txt b/nandgame/cpp/CMakeLists.txt
index 4da5c03..ee184d4 100644
--- a/nandgame/cpp/CMakeLists.txt
+++ b/nandgame/cpp/CMakeLists.txt
@@ -2,11 +2,25 @@ cmake_minimum_required(VERSION 3.20)
 
 project(simpc)
 find_package(verilator HINTS $ENV{VERILATOR_ROOT})
+
+find_package(Curses REQUIRED)
+
+if (Curses_FOUND)
+    option(USE_NCURSES "Whether to use ncurses as UI instead of flat terminal" TRUE)
+else()
+    message(STATUS "Curses library was not found.")
+endif()
+
 add_executable(Vcomputer Vcomputer__main.cpp disas.cpp simpc_ui.cpp)
 verilate(Vcomputer
     SOURCES ../computer.sv
     TOP_MODULE computer
     TRACE_FST
     INCLUDE_DIRS ..
-    VERILATOR_ARGS -CFLAGS -I${CMAKE_CURRENT_SOURCE_DIR} -LDFLAGS -lncurses
+    VERILATOR_ARGS -CFLAGS -I${CMAKE_CURRENT_SOURCE_DIR}
 )
+
+if (USE_NCURSES)
+    target_compile_definitions(Vcomputer PRIVATE NCUR)
+    target_link_libraries(Vcomputer PRIVATE ncurses)
+endif()