| 1 | /* osalloc.h |
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| 2 | * Function prototypes for OS dep. malloc etc - funcs in error.c |
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| 3 | * Copyright (C) 1996,1997,2001,2003,2004 Olly Betts |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU General Public License as published by |
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| 7 | * the Free Software Foundation; either version 2 of the License, or |
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| 8 | * (at your option) any later version. |
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| 9 | * |
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| 10 | * This program is distributed in the hope that it will be useful, |
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | * GNU General Public License for more details. |
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| 14 | * |
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| 15 | * You should have received a copy of the GNU General Public License |
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| 16 | * along with this program; if not, write to the Free Software |
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| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 18 | */ |
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| 19 | |
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| 20 | #ifndef OSALLOC_H /* only include once */ |
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| 21 | #define OSALLOC_H |
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| 22 | |
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| 23 | #ifdef __cplusplus |
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| 24 | extern "C" { |
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| 25 | #endif |
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| 26 | |
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| 27 | /* define TOMBSTONES to enable tombstones on malloc blocks |
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| 28 | * for bounds checking */ |
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| 29 | /*#define TOMBSTONES 1*/ |
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| 30 | |
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| 31 | #include <stdlib.h> |
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| 32 | |
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| 33 | #include "osdepend.h" |
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| 34 | |
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| 35 | /* OSSIZE_T is to osmalloc, etc what size_t is to malloc, etc */ |
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| 36 | #ifdef HAVE_FAR_POINTERS |
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| 37 | # include "alloc.h" |
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| 38 | # define osfree(p) farfree((p)) |
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| 39 | # define xosmalloc(s) farmalloc((s)) |
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| 40 | # define xosrealloc(p, s) farrealloc((p), (s)) |
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| 41 | # define OSSIZE_T long |
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| 42 | #else |
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| 43 | # ifndef TOMBSTONES |
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| 44 | # define osfree(p) free((p)) |
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| 45 | # define xosmalloc(s) malloc((s)) |
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| 46 | # define xosrealloc(p, s) realloc((p), (s)) |
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| 47 | # else |
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| 48 | void osfree(void *p); |
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| 49 | /* ick: */ |
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| 50 | # define xosmalloc(s) osmalloc((s)) |
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| 51 | # define xosrealloc(p, s) osrealloc((p), (s)) |
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| 52 | # endif |
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| 53 | # define OSSIZE_T size_t |
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| 54 | #endif |
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| 55 | |
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| 56 | /* NB No extra () around X as sizeof((char*)) doesn't work */ |
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| 57 | #define ossizeof(X) ((OSSIZE_T)sizeof(X)) |
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| 58 | /* Allocate like C++ new -- call osnew(<type>) eg. osnew(point) */ |
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| 59 | #define osnew(T) (T*)osmalloc(ossizeof(T)) |
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| 60 | |
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| 61 | void Far *osmalloc(OSSIZE_T); |
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| 62 | void Far *osrealloc(void *, OSSIZE_T); |
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| 63 | char Far *osstrdup(const char *str); |
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| 64 | |
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| 65 | #ifdef __cplusplus |
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| 66 | } |
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| 67 | #endif |
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| 68 | |
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| 69 | #endif |
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