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cmake: detect older MSVC and define ENABLE_DECOMP_ASSERTS to enable decomp asserts

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This commit is contained in:
Anonymous Maarten 2024-01-10 14:44:15 +01:00
parent 5a2be934be
commit c9301d1cef
2 changed files with 20 additions and 3 deletions
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21
CMakeLists.txt
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@ -2,8 +2,18 @@ cmake_minimum_required(VERSION 3.13 FATAL_ERROR)
project(isle CXX)
set(MSVC_FOR_DECOMP FALSE)
if (MSVC)
# Visual C++ 4.2 -> cl version 10.2.0
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "11.0")
set(MSVC_FOR_DECOMP TRUE)
endif()
endif()
message(STATUS "MSVC for decompilation: ${MSVC_FOR_DECOMP}")
option(ISLE_BUILD_APP "Build ISLE.EXE application" ON)
option(ISLE_USE_SMARTHEAP "Build with SmartHeap" ${MSVC})
option(ISLE_USE_SMARTHEAP "Build with SmartHeap" ${MSVC_FOR_DECOMP})
option(ISLE_USE_DX5 "Build with internal DirectX 5 SDK" ON)
add_library(lego1 SHARED
@ -299,7 +309,14 @@ if (ISLE_BUILD_APP)
set_property(TARGET isle PROPERTY SUFFIX ".EXE")
endif()
if (MSVC)
if (MSVC_FOR_DECOMP OR MINGW)
target_compile_definitions(lego1 PRIVATE "ENABLE_DECOMP_ASSERTS")
if (ISLE_BUILD_APP)
target_compile_definitions(isle PRIVATE "ENABLE_DECOMP_ASSERTS")
endif()
endif()
if (MSVC_FOR_DECOMP)
# These flags have been taken from the defaults for a Visual C++ 4.20 project (the compiler the
# game was originally built with) and tweaked slightly to produce more debugging info for reccmp.
# They ensure a recompilation that can be byte/instruction accurate to the original binaries.

2
util/decomp.h
View File

@ -1,7 +1,7 @@
#ifndef DECOMP_H
#define DECOMP_H
#if defined(_MSC_VER)
#if defined(ENABLE_DECOMP_ASSERTS)
#define DECOMP_STATIC_ASSERT(V) \
namespace \
{ \