The REPL can now be disabled at build time using -DFUN_WITH_REPL=OFF. (0.17.7)

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.16)
-project(fun VERSION 0.17.6 LANGUAGES C)
+project(fun VERSION 0.17.7 LANGUAGES C)
 
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_C_STANDARD_REQUIRED ON)
@@ -94,7 +94,9 @@ add_executable(fun
 # Provide version string to the CLI
 target_compile_definitions(fun PRIVATE FUN_VERSION=\"${PROJECT_VERSION}\")
 if(FUN_WITH_REPL)
-  target_compile_definitions(fun PRIVATE FUN_WITH_REPL=0)
+  # Enable REPL compilation path and add the REPL source
+  target_compile_definitions(fun PRIVATE FUN_WITH_REPL=1)
+  target_sources(fun PRIVATE src/repl.c)
 endif()
 target_link_libraries(fun PRIVATE fun_core)
 

src/repl.h

@@ -0,0 +1,20 @@
+#ifndef FUN_REPL_H
+#define FUN_REPL_H
+
+#include "vm.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef FUN_WITH_REPL
+// Runs the interactive REPL using the provided, already-initialized VM.
+// Returns 0 on normal exit.
+int fun_run_repl(VM *vm);
+#endif
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // FUN_REPL_H