Options.mk

### Build Configuration Checks

IF (WIN32)
    add_definitions(-DOS_WINDOWS)
ELSEIF (LINUX)
    add_definitions(-DOS_LINUX)
ELSEIF (BSD)
    add_definitions(-DOS_BSD)
ELSEIF (APPLE)
    add_definitions(-DOS_APPLE)
ELSE ()
    message(FATAL_ERROR "Unsupported platform. Please compile for Windows or Unix-like systems.")
ENDIF ()

string(TOLOWER ${CMAKE_SYSTEM_PROCESSOR} SANITIZED_TARGET_ARCH)
if (SANITIZED_TARGET_ARCH STREQUAL "x86_64" OR SANITIZED_TARGET_ARCH STREQUAL "amd64")
    add_definitions(-DARCH_X64)
elseif (SANITIZED_TARGET_ARCH STREQUAL "aarch64")
    add_definitions(-DARCH_AARCH64)
elseif (SANITIZED_TARGET_ARCH STREQUAL "arm" OR SANITIZED_TARGET_ARCH STREQUAL "arm64") 
    add_definitions(-DARCH_ARM)
elseif (SANITIZED_TARGET_ARCH STREQUAL "riscv64")
    add_definitions(-DARCH_RISCV64)
else ()
    message(FATAL_ERROR "Unsupported architecture: ${CMAKE_SYSTEM_PROCESSOR}. Please compile for x86_64, arm or aarch64 architectures.")
endif ()