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/*
* $Id: alloc.h,v 1.9 2004/07/01 17:10:03 broeker Exp $
*/
/* GNUPLOT - alloc.h */
/*[
* Copyright 1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the complete modified source code. Modifications are to
* be distributed as patches to the released version. Permission to
* distribute binaries produced by compiling modified sources is granted,
* provided you
* 1. distribute the corresponding source modifications from the
* released version in the form of a patch file along with the binaries,
* 2. add special version identification to distinguish your version
* in addition to the base release version number,
* 3. provide your name and address as the primary contact for the
* support of your modified version, and
* 4. retain our contact information in regard to use of the base
* software.
* Permission to distribute the released version of the source code along
* with corresponding source modifications in the form of a patch file is
* granted with same provisions 2 through 4 for binary distributions.
*
* This software is provided "as is" without express or implied warranty
* to the extent permitted by applicable law.
]*/
#ifndef
GNUPLOT_ALLOC_H
# define
GNUPLOT_ALLOC_H
#ifdef
HAVE_CONFIG_H
# include
"config.h"
#endif
#include
"stdfn.h"
/* prototypes from "alloc.c". This file figures out if the free hack is needed
* and redefines free if necessary.
*/
generic
*
gp_alloc
__PROTO
((
size_t
size
,
const
char
*
message
));
generic
*
gp_realloc
__PROTO
((
generic
*
p
,
size_t
size
,
const
char
*
message
));
/* dont define CHECK_HEAP_USE on a FARALLOC machine ! */
#ifdef
CHECK_HEAP_USE
/* all allocated blocks have guards at front and back.
* CHECK_POINTER checks guards on block, and checks that p is in range
* START_LEAK_CHECK and END_LEAK_CHECK allow assert that no net memory
* is allocated within enclosed block
*/
void
checked_free
(
void
*
p
);
void
check_pointer_in_block
(
void
*
block
,
void
*
p
,
int
size
,
char
*
file
,
int
line
);
void
start_leak_check
(
char
*
file
,
int
line
);
void
end_leak_check
(
char
*
file
,
int
line
);
# define
free
(
x
) checked_free(x)
# define
CHECK_POINTER
(
block
,
p
) check_pointer_in_block(block, p, sizeof(*p), __FILE__, __LINE__)
# define
START_LEAK_CHECK
() start_leak_check(__FILE__, __LINE__)
# define
END_LEAK_CHECK
() end_leak_check(__FILE__, __LINE__)
#else
# define
CHECK_POINTER
(
block
,
p
)
/*nowt*/
# define
START_LEAK_CHECK
()
/*nowt*/
# define
END_LEAK_CHECK
()
/*nowt*/
#endif
#if
defined(
MSDOS
)
&&
defined(
__TURBOC__
)
&&
!defined(
DOSX286
)
||
defined(
_Windows
)
&&
!defined(
WIN32
)
#define
FARALLOC
void
gpfree
__PROTO
((
generic
*
p
));
#define
free
gpfree
#endif
#endif
/* GNUPLOT_ALLOC_H */
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