Feature: seal definitions to auto-generated file

.gitignore

@@ -4,3 +4,6 @@
 **/build-*/
 **/cmake-build-*/
 Testing
+
+# Auto generated files
+/include/scale/definitions.hpp

CMakeLists.txt

@@ -6,9 +6,9 @@
 
 cmake_minimum_required(VERSION 3.12)
 
-if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.27")
+if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.27")
     cmake_policy(SET CMP0144 NEW)
-endif()
+endif ()
 
 include(${CMAKE_CURRENT_LIST_DIR}/cmake/HunterGate.cmake)
 
@@ -36,11 +36,24 @@ find_package(Boost CONFIG REQUIRED)
 hunter_add_package(qtils)
 find_package(qtils CONFIG REQUIRED)
 
-if (JAM_COMPATIBLE)
-    add_compile_definitions(JAM_COMPATIBILITY_ENABLED)
-endif ()
-if (CUSTOM_CONFIG_SUPPORT)
-    add_compile_definitions(CUSTOM_CONFIG_ENABLED)
+set(DEFINITION_PATH "${CMAKE_CURRENT_SOURCE_DIR}/include/scale/definitions.hpp")
+if (NOT EXISTS "${CMAKE_BINARY_DIR}/definition.d")
+    execute_process(
+            COMMAND sh -c "echo '/// This header was generated by cmake' > ${DEFINITION_PATH}"
+            COMMAND sh -c "echo '/// IMPORTANT: Dont modify this manually!' > ${DEFINITION_PATH}"
+            COMMAND_ERROR_IS_FATAL ANY)
+    if (JAM_COMPATIBLE)
+        execute_process(
+                COMMAND sh -c "echo '#define JAM_COMPATIBILITY_ENABLED' >> ${DEFINITION_PATH}"
+                COMMAND_ERROR_IS_FATAL ANY)
+    endif ()
+    if (CUSTOM_CONFIG_SUPPORT)
+        execute_process(
+                COMMAND sh -c "echo '#define CUSTOM_CONFIG_ENABLED' >> ${DEFINITION_PATH}"
+                COMMAND_ERROR_IS_FATAL ANY)
+    endif ()
+    message(STATUS "include/scale/definitions.hpp has generated")
+    file(WRITE "${CMAKE_BINARY_DIR}/definition.d" "include/scale/definitions.hpp has generated")
 endif ()
 
 add_subdirectory(src)

include/scale/configurable.hpp

@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include <scale/definitions.hpp>
 #ifdef CUSTOM_CONFIG_ENABLED
 #include <any>
 #endif
@@ -68,4 +69,4 @@ namespace scale {
 #endif
   };
 
-}  // namespace scale
+}  // namespace scale

include/scale/scale_decoder_stream.hpp

@@ -16,6 +16,7 @@
 #include <boost/variant.hpp>
 
 #include <scale/bitvec.hpp>
+#include <scale/definitions.hpp>
 #include <scale/detail/fixed_width_integer.hpp>
 #ifdef JAM_COMPATIBILITY_ENABLED
 #include <scale/detail/jam_compact_integer.hpp>

include/scale/scale_encoder_stream.hpp

@@ -16,6 +16,7 @@
 #include <boost/variant.hpp>
 
 #include <scale/bitvec.hpp>
+#include <scale/definitions.hpp>
 #include <scale/detail/fixed_width_integer.hpp>
 #ifdef JAM_COMPATIBILITY_ENABLED
 #include <scale/detail/jam_compact_integer.hpp>

test/scale_tune_test.cpp

@@ -4,15 +4,14 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+#include <gtest/gtest.h>
+#include <scale/scale.hpp>
+
 #ifndef CUSTOM_CONFIG_ENABLED
 #error \
-    "This file should not be compiled, because custom config support is not enabed"
+"This file should not be compiled, because custom config support is not enabed"
 #endif
 
-#include <gtest/gtest.h>
-
-#include <scale/scale.hpp>
-
 using scale::ByteArray;
 using scale::CompactInteger;
 using scale::decode;