File descriptor leak test

gistfile1.c

// Copyright © 2015 Martin Ueding <dev@martin-ueding.de>

// Try to leak as many file descriptors until the program crashes.

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

int main(int argc, char **argv) {

    char filename[100];

    for (size_t i = 0;; ++i) {
        sprintf(filename, "/tmp/%ld.txt", i);
        fopen(filename, "w");

        if (i % 1000000 == 0) {
            printf("%ld\n", i);
        }
    }

    return 0;
}