src/memory.c

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  memory.c: Memory utilities.
   4  *
   5  *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
   6  *  Copyright (C) 1996-2002 Hybrid Development Team
   7  *  Copyright (C) 2002-2005 ircd-ratbox development team
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  22  *  USA
  23  *
  24  *  $Id: memory.c 21588 2006-01-06 18:41:24Z leeh $
  25  */
  26
  27
  28 #include "stdinc.h"
  29 #include "ircd_defs.h"
  30 #include "ircd.h"
  31 #include "irc_string.h"
  32 #include "memory.h"
  33 #include "client.h"
  34 #include "send.h"
  35 #include "tools.h"
  36 #include "s_log.h"
  37 #include "restart.h"
  38
  39
  40 /*
  41  * MyMalloc - allocate memory, call outofmemory on failure
  42  */
  43 void *
  44 MyMalloc(size_t size)
  45 {
  46         void *ret = calloc(1, size);
  47         if(ret == NULL)
  48                 outofmemory();
  49         return ret;
  50 }
  51
  52 /*
  53  * MyRealloc - reallocate memory, call outofmemory on failure
  54  */
  55 void *
  56 MyRealloc(void *x, size_t y)
  57 {
  58         void *ret = realloc(x, y);
  59
  60         if(ret == NULL)
  61                 outofmemory();
  62         return ret;
  63 }
  64
  65 /*
  66  * outofmemory()
  67  *
  68  * input        - NONE
  69  * output       - NONE
  70  * side effects - simply try to report there is a problem. Abort if it was called more than once
  71  */
  72 void
  73 outofmemory()
  74 {
  75         static int was_here = 0;
  76
  77         if(was_here)
  78                 abort();
  79
  80         was_here = 1;
  81
  82         ilog(L_MAIN, "Out of memory: restarting server...");
  83         restart("Out of Memory");
  84 }