Annotation of OpenXM_contrib/gnuplot/alloc.h, Revision 1.1.1.2
1.1.1.2 ! maekawa 1: /* $Id: alloc.h,v 1.1.1.2 1998/04/15 19:21:58 lhecking Exp $ */
1.1 maekawa 2:
3: /* GNUPLOT - alloc.h */
4:
5: /*[
6: * Copyright 1986 - 1993, 1998 Thomas Williams, Colin Kelley
7: *
8: * Permission to use, copy, and distribute this software and its
9: * documentation for any purpose with or without fee is hereby granted,
10: * provided that the above copyright notice appear in all copies and
11: * that both that copyright notice and this permission notice appear
12: * in supporting documentation.
13: *
14: * Permission to modify the software is granted, but not the right to
15: * distribute the complete modified source code. Modifications are to
16: * be distributed as patches to the released version. Permission to
17: * distribute binaries produced by compiling modified sources is granted,
18: * provided you
19: * 1. distribute the corresponding source modifications from the
20: * released version in the form of a patch file along with the binaries,
21: * 2. add special version identification to distinguish your version
22: * in addition to the base release version number,
23: * 3. provide your name and address as the primary contact for the
24: * support of your modified version, and
25: * 4. retain our contact information in regard to use of the base
26: * software.
27: * Permission to distribute the released version of the source code along
28: * with corresponding source modifications in the form of a patch file is
29: * granted with same provisions 2 through 4 for binary distributions.
30: *
31: * This software is provided "as is" without express or implied warranty
32: * to the extent permitted by applicable law.
33: ]*/
34:
35: /* prototypes from "alloc.c". This file figures out if the free hack is needed
36: * and redefines free if necessary.
37: */
38:
39: char *gp_alloc __PROTO((unsigned long size, char *message));
40: generic *gp_realloc __PROTO((generic *p, unsigned long size, char *message));
41:
42: /* dont define CHECK_HEAP_USE on a FARALLOC machine ! */
43:
44: #ifdef CHECK_HEAP_USE
45:
46: /* all allocated blocks have guards at front and back.
47: * CHECK_POINTER checks guards on block, and checks that p is in range
48: * START_LEAK_CHECK and END_LEAK_CHECK allow assert that no net memory
49: * is allocated within enclosed block
50: */
51:
52: void checked_free(void *p);
53: void check_pointer_in_block(void *block, void *p, int size, char *file, int line);
54: void start_leak_check(char *file,int line);
55: void end_leak_check(char *file,int line);
56: # define free(x) checked_free(x)
57: # define CHECK_POINTER(block, p) check_pointer_in_block(block, p, sizeof(*p), __FILE__, __LINE__)
58: # define START_LEAK_CHECK() start_leak_check(__FILE__, __LINE__)
59: # define END_LEAK_CHECK() end_leak_check(__FILE__, __LINE__)
60: #else
61: # define CHECK_POINTER(block, p) /*nowt*/
62: # define START_LEAK_CHECK() /*nowt*/
63: # define END_LEAK_CHECK() /*nowt*/
64: #endif
65:
66: #if defined(MSDOS) && defined(__TURBOC__) && !defined(DOSX286) || defined(_Windows) && !defined(WIN32)
67: #define FARALLOC
68: void gpfree __PROTO((generic *p));
69: #define free gpfree
70: #endif
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