/**
 * Memleak leaks memory at the specified rate
 * Copyright (C) 2022  Aaron Ball, nullspoon@oper.io
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>

char* BUF;

void handler(int sig) {
  printf("\nAwwwww. So close.\n");
  free(BUF);
  exit(128);
}

int main(int argc, char* argv[]) {
  long rate = 0;
  long i=1;
  signal(SIGINT, handler);

  if(argc == 1) {
    printf("Please specify a leak rate in MBs per second.\n");
    return 1;
  }
  rate = strtol(argv[1], NULL, 10) * 1024 * 1024;

  BUF = malloc(i);
  while(1) {
    printf("Reallocating %ld MB\n", i / 1024 / 1024);
    BUF = realloc(BUF, i);
    memset(BUF, 1, i);

    usleep(100000);
    i += rate;
  }
}