[1829] | 1 | /*
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| 2 | * $Id: alloc.h,v 1.1.1.1 2001-12-19 18:01:18 perderos Exp $
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| 3 | */
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| 4 |
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| 5 | /* GNUPLOT - alloc.h */
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| 6 |
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| 7 | /*[
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| 8 | * Copyright 1986 - 1993, 1998 Thomas Williams, Colin Kelley
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| 9 | *
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| 10 | * Permission to use, copy, and distribute this software and its
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| 11 | * documentation for any purpose with or without fee is hereby granted,
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| 12 | * provided that the above copyright notice appear in all copies and
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| 13 | * that both that copyright notice and this permission notice appear
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| 14 | * in supporting documentation.
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| 15 | *
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| 16 | * Permission to modify the software is granted, but not the right to
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| 17 | * distribute the complete modified source code. Modifications are to
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| 18 | * be distributed as patches to the released version. Permission to
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| 19 | * distribute binaries produced by compiling modified sources is granted,
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| 20 | * provided you
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| 21 | * 1. distribute the corresponding source modifications from the
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| 22 | * released version in the form of a patch file along with the binaries,
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| 23 | * 2. add special version identification to distinguish your version
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| 24 | * in addition to the base release version number,
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| 25 | * 3. provide your name and address as the primary contact for the
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| 26 | * support of your modified version, and
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| 27 | * 4. retain our contact information in regard to use of the base
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| 28 | * software.
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| 29 | * Permission to distribute the released version of the source code along
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| 30 | * with corresponding source modifications in the form of a patch file is
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| 31 | * granted with same provisions 2 through 4 for binary distributions.
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| 32 | *
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| 33 | * This software is provided "as is" without express or implied warranty
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| 34 | * to the extent permitted by applicable law.
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| 35 | ]*/
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| 36 |
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| 37 | #ifndef GNUPLOT_ALLOC_H
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| 38 | # define GNUPLOT_ALLOC_H
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| 39 |
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| 40 | #include <stdio.h>
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| 41 | #include <stdlib.h>
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| 42 | #include "graph3d.h"
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| 43 | /****
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| 44 | #ifdef HAVE_CONFIG_H
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| 45 | # include "config.h"
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| 46 | #endif
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| 47 |
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| 48 | #include "stdfn.h"
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| 49 | ****/
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| 50 | /* prototypes from "alloc.c". This file figures out if the free hack is needed
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| 51 | * and redefines free if necessary.
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| 52 | */
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| 53 |
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| 54 | void *gp_alloc(size_t size, const char *message);
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| 55 | void *gp_realloc(void *p, size_t size, const char *message);
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| 56 | struct iso_curve *iso_alloc(int);
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| 57 |
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| 58 | void iso_free(struct iso_curve *);
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| 59 | void gp_free(void *);
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| 60 | void contour_free(struct gnuplot_contours *ptr);
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| 61 | /* dont define CHECK_HEAP_USE on a FARALLOC machine ! */
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| 62 |
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| 63 | #ifdef CHECK_HEAP_USE
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| 64 |
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| 65 | /* all allocated blocks have guards at front and back.
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| 66 | * CHECK_POINTER checks guards on block, and checks that p is in range
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| 67 | * START_LEAK_CHECK and END_LEAK_CHECK allow assert that no net memory
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| 68 | * is allocated within enclosed block
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| 69 | */
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| 70 |
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| 71 | void checked_free(void *p);
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| 72 | void check_pointer_in_block(void *block, void *p, int size, char *file, int line);
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| 73 | void start_leak_check(char *file,int line);
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| 74 | void end_leak_check(char *file,int line);
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| 75 | /*# define free(x) checked_free(x)*/
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| 76 | # define CHECK_POINTER(block, p) check_pointer_in_block(block, p, sizeof(*p), __FILE__, __LINE__)
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| 77 | # define START_LEAK_CHECK() start_leak_check(__FILE__, __LINE__)
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| 78 | # define END_LEAK_CHECK() end_leak_check(__FILE__, __LINE__)
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| 79 | #else
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| 80 | # define CHECK_POINTER(block, p) /*nowt*/
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| 81 | # define START_LEAK_CHECK() /*nowt*/
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| 82 | # define END_LEAK_CHECK() /*nowt*/
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| 83 | #endif
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| 84 |
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| 85 | /***
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| 86 | #if defined(MSDOS) && defined(__TURBOC__) && !defined(DOSX286) || defined(_Windows) && !defined(WIN32)
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| 87 | #define FARALLOC
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| 88 | void gpfree((generic *p));
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| 89 | #define free gpfree
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| 90 | #endif
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| 91 | ***/
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| 92 | #endif /* GNUPLOT_ALLOC_H */
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