Ticket #3183: memory_part2.c

/* Reallocate up to 64*1024*1000 bytes */


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

#define READLEN 64*1024

int main()
{
    unsigned char   *data = NULL;
    int i;
    unsigned long curoff = 0;
    
    printf("Allocating memory ...");
    
    while(1)
    {
        curoff = 0;
        data = malloc(READLEN);
        curoff += READLEN;
        for(i = 0; i <= 1000; i++)
        {
            data = realloc(data, curoff + READLEN);
            curoff += READLEN;
            if(i % 100 == 0)
                printf("Reallocated to %d bytes.\n",curoff);
        }
        printf("Free %d of allocated memory.\n",curoff);
        free(data);
    }
    return 0;
}