more stuff

CMakeLists.txt

@@ -20,7 +20,28 @@ install(TARGETS rds95 DESTINATION ${CMAKE_INSTALL_PREFIX}/bin)
 
 install(CODE
 "
-  execute_process(COMMAND ${CMAKE_COMMAND} -E copy
-    \"${CMAKE_CURRENT_SOURCE_DIR}/src/command.lua\"
-    \"$ENV{HOME}/.rds95.command.lua\")
-")
+  # Define the paths for the source and destination files
+  set(PREFIX_FILE \"${CMAKE_CURRENT_SOURCE_DIR}/.command_prefix.lua\")
+  set(COMMAND_FILE \"${CMAKE_CURRENT_SOURCE_DIR}/src/command.lua\")
+  # The $ENV{HOME} variable is evaluated at install time, not configure time
+  set(DEST_FILE \"$ENV{HOME}/.rds95.command.lua\")
+
+  # Check if the optional prefix file exists
+  if(EXISTS \${PREFIX_FILE})
+    # If it exists, read the prefix and the main command file
+    message(STATUS \"Prefix file found. Combining with command.lua.\")
+    file(READ \${PREFIX_FILE} PREFIX_CONTENT)
+    file(READ \${COMMAND_FILE} COMMAND_CONTENT)
+    # Concatenate them, with the prefix content first
+    set(FINAL_CONTENT \"\${PREFIX_CONTENT}\n\${COMMAND_CONTENT}\")
+  else()
+    # Otherwise, just use the content of the main command file
+    message(STATUS \"Prefix file not found. Using command.lua directly.\")
+    file(READ \${COMMAND_FILE} FINAL_CONTENT)
+  endif()
+
+  # Write the resulting content to the destination file
+  message(STATUS \"Installing command file to \${DEST_FILE}\")
+  file(WRITE \${DEST_FILE} \"\${FINAL_CONTENT}\")
+"
+)