Return to alloc.h CVS log

Up to [local] / OpenXM_contrib / gnuplot

Annotation of OpenXM_contrib/gnuplot/alloc.h, Revision 1.1.1.1

1.1       maekawa     1: /* $Id: alloc.h,v 1.6 1998/03/22 22:31:17 drd Exp $ */
                      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