lv_assert.h

#define LV_ASSERT_HANDLER while(1); /*halt by default*/

#define LV_ASSERT_INTERNAL(expr, msg) \
    do { \
            if(!(expr)) { \
                LV_LOG_ERROR("Assertion `%s` failed." msg, #expr); \
                LV_ASSERT_HANDLER \
            } \
        } while(0)

#define LV_ASSERT_FORMAT_INTERNAL(expr, format, ...) \
    do { \
            if(!(expr)) { \
                LV_LOG_ERROR("Assertion `%s` failed." format, #expr, __VA_ARGS__); \
                LV_ASSERT_HANDLER \
            } \
        } while(0)

#define LV_ASSERT(expr)

#define LV_ASSERT_MSG(expr, msg)

#define LV_ASSERT_FORMAT_MSG(expr, format, ...)

#define LV_ASSERT_NULL(p) \
    LV_ASSERT_INTERNAL(p != NULL, " NULL pointer");

#define LV_ASSERT_MALLOC(p) \
    LV_ASSERT_INTERNAL(p != NULL, " Out of memory");

#define LV_ASSERT_MEM_INTEGRITY() \
    LV_ASSERT_INTERNAL(lv_mem_test() == LV_RESULT_OK, " Memory integrity error");