#ifndef QUEUE_H_SENTRY
#define QUEUE_H_SENTRY

struct word_item {
    char *word;
    struct word_item *next;
};

struct queue {
    struct word_item *first;
    struct word_item *last;
};

void queue_init(struct queue *q);
void queue_push(struct queue *q, char *word);
void queue_clear(struct queue *q);
void queue_processing(const struct queue *q, void (*callback)(char*));

#endif