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/* xalloc.h -- malloc with out-of-memory checking
Copyright (C) 1990-1998, 1999 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef XALLOC_H_
# define XALLOC_H_
# ifndef PARAMS
# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
# define PARAMS(Args) Args
# else
# define PARAMS(Args) ()
# endif
# endif
/* Exit value when the requested amount of memory is not available.
It is initialized to EXIT_FAILURE, but the caller may set it to
some other value. */
extern int xalloc_exit_failure;
/* If this pointer is non-zero, run the specified function upon each
allocation failure. It is initialized to zero. */
extern void (*xalloc_fail_func) ();
/* If XALLOC_FAIL_FUNC is undefined or a function that returns, this
message must be non-NULL. It is translated via gettext.
The default value is "Memory exhausted". */
extern char *const xalloc_msg_memory_exhausted;
void *xmalloc PARAMS ((size_t n));
void *xcalloc PARAMS ((size_t n, size_t s));
void *xrealloc PARAMS ((void *p, size_t n));
# define XMALLOC(Type, N_bytes) ((Type *) xmalloc (sizeof (Type) * (N_bytes)))
# define XCALLOC(Type, N_bytes) ((Type *) xcalloc (sizeof (Type), (N_bytes)))
# define XREALLOC(Ptr, Type, N_bytes) \
((Type *) xrealloc ((void *) (Ptr), sizeof (Type) * (N_bytes)))
#endif /* !XALLOC_H_ */
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