set_limit.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Thu, 16 Apr 2009 12:49:13 +0200
changeset 61 4b4c97f179da
parent 60 47c13ca8c4d0
child 77 49e0babccb23
permissions -rw-r--r--
Lazy BNF / EBNF Help Messages committer: Markus Bröker <mbroeker@largo.homelinux.org>

/**
 * test/demos/set_limit.c
 * Copyright (C) 2008 Markus Broeker
 */

#include <errno.h>
#include <sys/resource.h>

#define MINIMUM (2*1024*1024)

int set_limit (int megs)
{
    struct rlimit rlim;

    megs *= 1024 * 1024;

    rlim.rlim_cur = megs;
    rlim.rlim_max = 1.25 * megs;
    if (megs >= MINIMUM)
        return setrlimit (RLIMIT_AS, &rlim);

    errno = ENOMEM;

    return -1;
}