beginning of malloc impementation

alloc.c

#include <stdio.h>
#include <unistd.h>

struct alloc {
    void* data;
    long size;
};
struct alloc thememory[BUFSIZ];
struct alloc frees[BUFSIZ] = {0};
long num_allocs = 0;
long num_frees = 0;

void* allocate(size_t mem) {
    struct alloc allocation;
    int count;
    for (count = 0; count < num_allocs; ++count) {
        if (frees[count].size >= mem) {
            /* move the alloc from the free list to the allocated list */
            /* return the chunk */
        }
    }
    allocation.data = sbrk(mem);
    thememory[num_allocs++] = allocation;
    return allocation.data;
}

void dealloc(void* mem) {}

int main() {
    int* array = allocate(sizeof(int) * 20);
    dealloc(array);
}