nodelink.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

#include <stdlib.h>
#include <stdio.h>

#include "nodelink.h"
#include "strbst.h"

node* newnode(void) {
    node* new = malloc(sizeof(node));
    new->links = newbst();
    return new;
}

static char* empty(void) {
    char* out = malloc(sizeof(char));
    *out = 0;
    return out;
}

link* newlink(node* to) {
    link* new = malloc(sizeof(link));
    new->desc = empty(); // preferred to NULL because it can be printed
    new->to = to;
    return new;
}