/* vector.h - A simple vector implementation in c */ #ifndef _VECTOR_H_ #define _VECTOR_H_ #include struct vector { size_t size; size_t cap; void **data; }; void vec_init(struct vector *v); void vec_push_back(struct vector *v, void *p); void vec_sort(struct vector *v, int (*compar)(const void *, const void *)); void vec_destroy(struct vector *v); #define vec_size(v) (v)->size #define vec_cap(v) (v)->cap #define vec_entry(v) (v)->data /* Usage: vec_for_each(vector *v, void *e) */ #define vec_for_each(v, e) \ e = (v)->data[0]; \ for (size_t _ = 0; _ < (v)->size; ++_, e = (v)->data[_]) #endif