38 lines
1.4 KiB
C
38 lines
1.4 KiB
C
/* Copyright (C) 2005-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <setjmp.h>
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#include <jmpbuf-offsets.h>
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#include <stdint.h>
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#include <unwind.h>
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/* Test if longjmp to JMPBUF would unwind the frame
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containing a local variable at ADDRESS. */
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#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
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((void *) (address) < (void *) demangle (jmpbuf[JB_SP]))
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#define _JMPBUF_CFA_UNWINDS_ADJ(jmpbuf, context, adj) \
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_JMPBUF_UNWINDS_ADJ (jmpbuf, (void *) (uintptr_t) _Unwind_GetCFA (context), \
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adj)
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#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
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((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
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/* We use the normal longjmp for unwinding. */
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#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)
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