SameBoy/Core/save_struct.h
2016-06-11 17:49:42 +03:00

13 lines
644 B
C

/* Macros to make the GB_gameboy_t struct more future compatible when state saving */
#ifndef save_struct_h
#define save_struct_h
#define GB_PADDING(type, old_usage) type old_usage##__do_not_use
#define GB_SECTION(name, ...) __attribute__ ((aligned (sizeof(void*)))) struct {} name##_section_start; __VA_ARGS__; struct {} name##_section_end
#define GB_SECTION_OFFSET(name) (offsetof(GB_gameboy_t, name##_section_start))
#define GB_SECTION_SIZE(name) (offsetof(GB_gameboy_t, name##_section_end) - offsetof(GB_gameboy_t, name##_section_start))
#define GB_GET_SECTION(gb, name) ((void*)&((gb)->name##_section_start))
#endif /* save_struct_h */