Core.h

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#pragma once

#ifdef KR_DYNAMIC_LINK
    #ifdef KR_WINDOWS_PLATFORM
        #ifdef KR_BUILD_DLL
            #define KARMA_API __declspec(dllexport)
        #else
            #define KARMA_API __declspec(dllimport)
        #endif
    #elif defined KR_LINUX_PLATFORM
        #ifdef KR_BUILD_SO
            #define KARMA_API __attribute__((visibility("default")))
        #else
            #define KARMA_API
        #endif
    #elif defined KR_MAC_PLATFORM
        #ifdef KR_BUILD_SO
            #define KARMA_API __attribute__((visibility("default")))
        #else
            #define KARMA_API
        #endif
    #else
        #error Unsupported Platform detected!
    #endif
#else
    #define KARMA_API
#endif

#define BIT(x) (1 << x)
 
// Assertions
#ifdef KR_ENABLE_ASSERTS
#include "Karma/Log.h"
    #if _MSC_VER
        #include <intrin.h>
        #define debugBreak() __debugbreak()
    #else
        #include <signal.h>
        #define debugBreak() raise(SIGTRAP)
    #endif

    #define KR_ASSERT(expr, ...) \
            if(expr){} \
            else \
            {\
                KR_ERROR("Assertion Failed: {0}. Refer file: {1}, line: {2}", __VA_ARGS__, __FILE__, __LINE__); \
                debugBreak(); \
            }
    #define KR_CORE_ASSERT(expr, ...) \
            if(expr){} \
            else \
            {\
                KR_CORE_ERROR("Assertion Failed: {0}. Refer file: {1}, line: {2}", __VA_ARGS__, __FILE__, __LINE__); \
                debugBreak(); \
            }
#else
    #define KR_ASSERT(expr, ...)
    #define KR_CORE_ASSERT(expr, ...)
#endif

#define KR_BIND_EVENT_FN(fn) std::bind(&fn, this, std::placeholders::_1)

#define KR_NONCOPYABLE(TypeName) \
    TypeName(TypeName&&) = delete; \
    TypeName(const TypeName&) = delete; \
    TypeName& operator=(const TypeName&) = delete; \
    TypeName& operator=(TypeName&&) = delete;
 
 
// Need to write Platform.h and WindowsPlatform.h specialization for these Unreal type of defines
// only for MSW
#define FUNCTION_NON_NULL_RETURN_START //_Ret_notnull_              /* Indicate that the function never returns nullptr. */
 
/* Wrap a function signature in these to indicate that the function never returns nullptr */
#ifndef FUNCTION_NON_NULL_RETURN_START
#define FUNCTION_NON_NULL_RETURN_START
#endif
#ifndef FUNCTION_NON_NULL_RETURN_END
#define FUNCTION_NON_NULL_RETURN_END
#endif
 
/*
 * For mac or appleclang inline
 * for MSW __forceinline
 */

#ifndef FORCEINLINE
#define FORCEINLINE inline
#endif