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