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46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2013, 2014.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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malloc/heap_get_paranoia.cpp
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Returns how paranoid the heap implementation should be.
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*******************************************************************************/
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#include <malloc.h>
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#include <stdlib.h>
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extern "C" int heap_get_paranoia(void)
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{
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#if defined(PARANOIA_DEFAULT) && !__STDC_HOSTED__
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return PARANOIA_DEFAULT;
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#elif defined(PARANOIA_DEFAULT) && __STDC_HOSTED__
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static int cached_paranoia = -1;
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if ( cached_paranoia < 0 )
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{
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if ( const char* paranoia_str = getenv("LIBC_MALLOC_PARANOIA") )
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cached_paranoia = atoi(paranoia_str);
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else
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cached_paranoia = PARANOIA_DEFAULT;
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}
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return cached_paranoia;
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#else
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return PARANOIA;
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#endif
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}
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