mdw@git.distorted.org.uk Git - disorder/blob - lib/mem.h

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2004, 2005, 2006 Richard Kettlewell
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  18  * USA
  19  */
  20
  21 #ifndef MEM_H
  22 #define MEM_H
  23
  24 #ifdef NO_MEMORY_ALLOCATION
  25 # error including source file not allowed to perform memory allocation
  26 #endif
  27
  28 #include <stdarg.h>
  29
  30 void mem_init(int gc);
  31 /* initialize memory management.  Set GC to 1 if garbage collection is
  32  * desired. */
  33
  34 void *xmalloc(size_t);
  35 void *xrealloc(void *, size_t);
  36 void *xcalloc(size_t count, size_t size);
  37 /* As malloc/realloc/calloc, but
  38  * 1) succeed or call fatal
  39  * 2) always clear (the unused part of) the new allocation
  40  * 3) are garbage-collected
  41  */
  42
  43 void *xmalloc_noptr(size_t);
  44 void *xrealloc_noptr(void *, size_t);
  45 char *xstrdup(const char *);
  46 char *xstrndup(const char *, size_t);
  47 /* As malloc/realloc/strdup, but
  48  * 1) succeed or call fatal
  49  * 2) are garbage-collected
  50  * 3) allocated space must not contain any pointers
  51  *
  52  * {xmalloc,xrealloc}_noptr don't promise to clear the new space
  53  */
  54
  55 void xfree(void *ptr);
  56 /* As free, but calls GC_free instead if gc is enabled */
  57
  58 #endif /* MEM_H */
  59
  60 /*
  61 Local Variables:
  62 c-basic-offset:2
  63 comment-column:40
  64 End:
  65 */
  66 /* arch-tag:333db053cab9e5ef91a151040d3256fb */