generic vector definition

#ifndef VECTOR_GENERIC_MACROS
#define VECTOR_GENERIC_MACROS

    #ifndef TOKENPASTE
    #define TOKENPASTE(x, y) x ## y
    #endif

    #define vector_at(vector, pos) (vector).data[pos]

    #define vector_init(T) TOKENPASTE(vector_init_, T)
    #define vector_destroy(T) TOKENPASTE(vector_destroy_, T)
    #define vector_push_back(T) TOKENPASTE(vector_push_back_, T)
    #define vector_pop_back(T) TOKENPASTE(vector_pop_back_, T)
    #define vector_resize(T) TOKENPASTE(vector_resize_, T)
    #define vector_reserve(T) TOKENPASTE(vector_reserve_, T)

    #define vector_t(T) TOKENPASTE(vector_t_, T)

#endif

typedef struct
{
    size_t size;
    size_t capacity;
    TYPE *data;
} vector_t(TYPE);


void vector_init(TYPE)(vector_t(TYPE) *vector, size_t size);
void vector_destroy(TYPE)(vector_t(TYPE) *vector);

void vector_push_back(TYPE)(vector_t(TYPE) *vector, TYPE value);
TYPE vector_pop_back(TYPE)(vector_t(TYPE) *vector);

void vector_resize(TYPE)(vector_t(TYPE) *vector, size_t size);
void vector_reserve(TYPE)(vector_t(TYPE) *vector, size_t size);