mirror of
https://github.com/libretro/scummvm.git
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99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "common/util.h"
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#include "sci/tools.h"
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#include "sci/sci_memory.h"
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namespace Sci {
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/********** the memory allocation macros **********/
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#ifdef UNCHECKED_MALLOCS
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#define ALLOC_MEM(alloc_statement, size, filename, linenum, funcname)\
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do {\
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alloc_statement;\
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} while (0);
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#else /* !UNCHECKED_MALLOCS */
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#define ALLOC_MEM(alloc_statement, size, filename, linenum, funcname)\
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do {\
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if (size == 0) {\
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warning("Allocating zero bytes of memory [%s (%s) : %u]", filename, funcname, linenum);\
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} else if (!(size > 0)) {\
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error("Cannot allocate negative bytes of memory [%s (%s) : %u]", filename, funcname, linenum);\
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}\
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\
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alloc_statement; /* attempt to allocate the memory */\
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\
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if (res == NULL) {\
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/* exit immediately */\
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error("Memory allocation of %u bytes failed [%s (%s) : %u]", (uint)(size), filename, funcname, linenum);\
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}\
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} while (0);
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#endif /* !UNCHECKED_MALLOCS */
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void * sci_malloc(size_t size) {
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void *res;
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ALLOC_MEM((res = malloc(size)), size, __FILE__, __LINE__, "")
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return res;
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}
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void * sci_calloc(size_t num, size_t size) {
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void *res;
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ALLOC_MEM((res = calloc(num, size)), num * size, __FILE__, __LINE__, "")
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return res;
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}
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void *sci_realloc(void *ptr, size_t size) {
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void *res;
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ALLOC_MEM((res = realloc(ptr, size)), size, __FILE__, __LINE__, "")
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return res;
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}
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char *sci_strdup(const char *src) {
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void *res;
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if (!src) {
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fprintf(stderr, "_SCI_STRDUP() [%s (%s) : %u]\n",
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__FILE__, "", __LINE__);
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fprintf(stderr, " attempt to strdup NULL pointer\n");
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BREAKPOINT();
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}
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ALLOC_MEM((res = strdup(src)), strlen(src), __FILE__, __LINE__, "")
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return (char*)res;
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}
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} // End of namespace Sci
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