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/* GNU Objective C Runtime Memory allocation functions Copyright (C) 1993-2022 Free Software Foundation, Inc. Contributed by Kresten Krab Thorup
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */
/* This file includes the standard functions for memory allocation and disposal. Users should use these functions in their ObjC programs so that they work properly with garbage collectors. */
/* TODO: Turn these into macros or inline functions. */
#include "objc-private/common.h" #include "objc-private/error.h"
/* __USE_FIXED_PROTOTYPES__ used to be required to get prototypes for malloc, free, etc. on some platforms. It is unclear if we still need it, but it can't hurt. */ #define __USE_FIXED_PROTOTYPES__ #include <stdlib.h>
#include "objc/runtime.h"
#if OBJC_WITH_GC #include <gc/gc.h>
void * objc_malloc (size_t size) { void *res = (void *)(GC_malloc (size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_atomic_malloc (size_t size) { void *res = (void *)(GC_malloc_atomic (size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_realloc (void *mem, size_t size) { void *res = (void *)(GC_realloc (mem, size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_calloc (size_t nelem, size_t size) { /* Note that GC_malloc returns cleared memory (see documentation) so there is no need to clear it. */ void *res = (void *)(GC_malloc (nelem * size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void objc_free (void *mem __attribute__ ((__unused__))) { return; }
#else
void * objc_malloc (size_t size) { void *res = (void *)(malloc (size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_atomic_malloc (size_t size) { void *res = (void *)(malloc (size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_realloc (void *mem, size_t size) { void *res = (void *)(realloc (mem, size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void * objc_calloc (size_t nelem, size_t size) { void *res = (void *)(calloc (nelem, size)); if (! res) _objc_abort ("Virtual memory exhausted\n"); return res; }
void objc_free (void *mem) { free (mem); }
#endif /* !OBJC_WITH_GC */
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