set_limit.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Tue, 09 Mar 2010 12:58:27 +0100
changeset 122 50ba3b0e271a
parent 77 49e0babccb23
child 167 7c6b221900bf
permissions -rw-r--r--
GNU Make and GNU Indent The Makefile depends on GNU tools and the user may choose the location committer: Markus Bröker <mbroeker@largo.homelinux.org>

/**
 * 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;
}