compiler/posixc/getrlimit.c

   1 /*
   2     Copyright © 1995-2012, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     POSIX.1-2008 function getrlimit().
   6 */
   7
   8 #include <errno.h>
   9 #include <sys/resource.h>
  10
  11 #include "__fdesc.h"
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16
  17         int getrlimit (
  18
  19 /*  SYNOPSIS */
  20         int resource,
  21         struct rlimit *rlp)
  22
  23 /*  FUNCTION
  24         Get the limits of certain system resources
  25
  26     INPUTS
  27         resource - the resource type to get
  28         rlp      - returned resource information
  29
  30     RESULT
  31         On success, returns 0. -1 and errno on error.
  32
  33     NOTES
  34
  35     EXAMPLE
  36
  37     BUGS
  38
  39     SEE ALSO
  40         setrlimit()
  41
  42     INTERNALS
  43
  44 ******************************************************************************/
  45 {
  46     int retval = 0;
  47
  48     switch (resource) {
  49     case RLIMIT_NOFILE: /* needed for getdtablesize() */
  50         rlp->rlim_cur = rlp->rlim_max = __getfdslots();
  51         break;
  52     default:
  53         retval = -1;
  54         errno = EINVAL;
  55         break;
  56     }
  57
  58     return retval;
  59 }