/*************************************************************************\
*                  Copyright (C) Michael Kerrisk, 2026.                   *
*                                                                         *
* This program is free software. You may use, modify, and redistribute it *
* under the terms of the GNU Lesser General Public License as published   *
* by the Free Software Foundation, either version 3 or (at your option)   *
* any later version. This program is distributed without any warranty.    *
* See the files COPYING.lgpl-v3 and COPYING.gpl-v3 for details.           *
\*************************************************************************/

#include <sys/resource.h>
#include "print_rlimit.h"       /* Declares function defined here */
#include "tlpi_hdr.h"

int                     /* Print 'msg' followed by limits for 'resource' */
printRlimit(const char *msg, int resource)
{
    struct rlimit rlim;

    if (getrlimit(resource, &rlim) == -1)
        return -1;

    printf("%s soft=", msg);
    if (rlim.rlim_cur == RLIM_INFINITY)
        printf("infinite");
#ifdef RLIM_SAVED_CUR           /* Not defined on some implementations */
    else if (rlim.rlim_cur == RLIM_SAVED_CUR)
        printf("unrepresentable");
#endif
    else
        printf("%lld", (long long) rlim.rlim_cur);

    printf("; hard=");
    if (rlim.rlim_max == RLIM_INFINITY)
        printf("infinite\n");
#ifdef RLIM_SAVED_MAX           /* Not defined on some implementations */
    else if (rlim.rlim_max == RLIM_SAVED_MAX)
        printf("unrepresentable");
#endif
    else
        printf("%lld\n", (long long) rlim.rlim_max);

    return 0;
}