memory.c

#include "memory.h"
#include <stdlib.h>
#include "object.h"
#include "vm.h"

static void freeObject(Obj* object) {
    switch (object->type)
    {
        case OBJ_STRING: {
            ObjString* string = (ObjString*)object;
            FREE_ARRAY(char, string->chars, string->length + 1);
            FREE(ObjString, string);
            break;
        }
            
        default:
            break;
    }
}

void* reallocate(void *pointer, size_t oldSize, size_t newSize) {
    if (newSize == 0) {
        free(pointer);
        return NULL;
    }

    void* result = realloc(pointer, newSize);
    if (result == NULL) exit(1);
    return result;
}

void freeObjects() {
    Obj* object = vm.objects;
    while(object != NULL) {
        Obj* next = object->next;
        freeObject(object);
        object = next;
    }
}