Support disabling rust code

CMakeLists.txt

@@ -4,18 +4,13 @@ cmake_minimum_required(VERSION 3.26.4)
 
 option(MOMO_ENABLE_SANITIZER "Enable sanitizer" OFF)
 option(MOMO_ENABLE_CLANG_TIDY "Enable clang-tidy checks" OFF)
+option(MOMO_ENABLE_RUST_CODE "Enable code parts written in rust" ON)
 option(MOMO_BUILD_AS_LIBRARY "Configure and Build the emulator as a shared library (without the samples and tests)" OFF)
 
 set(MOMO_REFLECTION_LEVEL "0" CACHE STRING "Reflection level for the build")
 message(STATUS "Reflection level is set to: ${MOMO_REFLECTION_LEVEL}")
 add_compile_definitions(MOMO_REFLECTION_LEVEL=${MOMO_REFLECTION_LEVEL})
 
-if(MOMO_BUILD_AS_LIBRARY)
-    add_compile_definitions(MOMO_BUILD_AS_LIBRARY=1)
-else()
-    add_compile_definitions(MOMO_BUILD_AS_LIBRARY=0)
-endif()
-
 ##########################################
 
 set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)

README.md

@@ -51,6 +51,7 @@ Click <a href="https://docs.google.com/presentation/d/1pha4tFfDMpVzJ_ehJJ21SA_HA
 * Windows 64-bit (click [here](https://github.com/momo5502/emulator/milestone/1) for cross-platform status)
 * CMake
 * Git
+* Rust (pass `-DMOMO_ENABLE_RUST_CODE=0` to cmake to disable requirement)
 
 ### Getting Started
 

cmake/compiler-env.cmake

@@ -25,6 +25,22 @@ set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
 
 ##########################################
 
+if(MOMO_BUILD_AS_LIBRARY)
+    add_compile_definitions(MOMO_BUILD_AS_LIBRARY=1)
+else()
+    add_compile_definitions(MOMO_BUILD_AS_LIBRARY=0)
+endif()
+
+##########################################
+
+if(MOMO_ENABLE_RUST_CODE)
+  add_compile_definitions(MOMO_ENABLE_RUST_CODE=1)
+else()
+  add_compile_definitions(MOMO_ENABLE_RUST_CODE=0)
+endif()
+
+##########################################
+
 if(UNIX)
   momo_add_c_and_cxx_compile_options(
     -fvisibility=hidden

src/CMakeLists.txt

@@ -2,11 +2,14 @@ add_subdirectory(common)
 add_subdirectory(emulator)
 add_subdirectory(gdb-stub)
 add_subdirectory(unicorn-emulator)
-add_subdirectory(icicle-emulator)
-add_subdirectory(icicle)
 add_subdirectory(windows-emulator)
 add_subdirectory(windows-gdb-stub)
 
+if (MOMO_ENABLE_RUST_CODE)
+    add_subdirectory(icicle-emulator)
+    add_subdirectory(icicle)
+endif()
+
 if (NOT MOMO_BUILD_AS_LIBRARY)
     add_subdirectory(analyzer)
     add_subdirectory(fuzzing-engine)

src/windows-emulator/CMakeLists.txt

@@ -16,8 +16,13 @@ endif()
 
 target_link_libraries(windows-emulator PRIVATE
   unicorn-emulator
+)
+
+if (MOMO_ENABLE_RUST_CODE)
+target_link_libraries(windows-emulator PRIVATE
   icicle-emulator
 )
+endif()
 
 target_link_libraries(windows-emulator PUBLIC emulator)
 

src/windows-emulator/windows_emulator.cpp

@@ -4,7 +4,10 @@
 #include "cpu_context.hpp"
 
 #include <unicorn_x64_emulator.hpp>
+
+#if MOMO_ENABLE_RUST_CODE
 #include <icicle_x64_emulator.hpp>
+#endif
 
 #include <utils/io.hpp>
 #include <utils/finally.hpp>