Fixed: Cross compilation with MinGW-12 under Linux

Author: TheNicker

.gitignore

@@ -384,3 +384,4 @@ MigrationBackup/
 #Exteranls
 /CMakeSettings.json
 out/
+/build*

CMakeLists.txt

@@ -4,6 +4,17 @@ project(ImageCodec)
 #Image Codec
 set(CMAKE_CXX_STANDARD 20)
 
+if (${CMAKE_SYSTEM_NAME} STREQUAL "Windows" AND ${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
+	message("Cross compiling: Host: linux, Target: Windows")
+	set(CMAKE_FIND_ROOT_PATH /usr/x86_64-w64-mingw32)
+	set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+	set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+	set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH)
+	set(CMAKE_SYSTEM_PROCESSOR x86_64)
+	set(CMAKE_SYSTEM_VERSION 10)
+endif()
+
+
 include_directories(./ImageCodec/Include)
 include_directories(./External/LLUtils/Include)
 

Codecs/CodecJPG/CMakeLists.txt

@@ -13,7 +13,7 @@ add_library (${TargetName} ${sourceFiles} )
 set(libjpeg-turboFolder ../../External/libjpeg-turbo)
 #Enable ASM provided by NASM
 
-if (${CMAKE_SYSTEM_NAME} MATCHES "Windows")
+if (${CMAKE_SYSTEM_NAME} MATCHES "Windows" AND NOT ${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
     set(CMAKE_ASM_NASM_COMPILER ${CMAKE_CURRENT_SOURCE_DIR}/../../External/bintools/nasm-2.15.05/nasm.exe)
 endif()
 #set(ENV{ASM_NASM} ${CMAKE_CURRENT_SOURCE_DIR}/../../External/bintools/nasm-2.15.05/nasm.exe)