44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
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* This file is part of Jehanne.
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*
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* Copyright (C) 2015-2016 Giacomo Tesio <giacomo@tesio.it>
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*
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* Jehanne is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*
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* Jehanne 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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*
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* You should have received a copy of the GNU General Public License
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* along with Jehanne. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <u.h>
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#include <libc.h>
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#if defined(__SSP__) || defined(__SSP_ALL__) || defined(__SSP_STRONG__)
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#define STACK_CHK_GUARD 0x2101170925071803
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uintptr_t __stack_chk_guard = STACK_CHK_GUARD;
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__attribute__((noreturn))
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void
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__stack_chk_fail(void)
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{
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#if __STDC_HOSTED__
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abort();
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__builtin_unreachable();
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#else
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extern void panic(char *fmt, ...) __attribute__ ((noreturn));
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panic("Stack smashing detected");
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#endif
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}
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#else /* no stack protector */
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uintptr_t __stack_chk_guard = 0;
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#endif
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