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

typedef struct _StringNode {
    char* value;
    struct _StringNode* next;
} StringNode;

StringNode* create_node(char* s) {   // required (public) function
    StringNode* new_node = malloc(sizeof(*new_node));
    *new_node = (StringNode) { .value = copy_string(s), .next = NULL };
    return new_node;
}

static char* _copy_string(const char* s) {  // helper function
    char* s_copy = malloc(sizeof(*s_copy) * (strlen(s) + 1));
    return strcpy(s_copy, s);
}

// Put 'static' before definition of helper functions.

/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */