62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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* Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MES_SETJMP_H
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#define __MES_SETJMP_H 1
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#if SYSTEM_LIBC
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#undef __MES_SETJMP_H
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#include_next <setjmp.h>
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#else // ! SYSTEM_LIBC
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#if __arm__
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#if __GNUC__ || __TINYC__
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#warning "It is not supported to use mes' setjmp implementation together with GCC. Continuing with best-effort implementation."
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typedef struct
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{
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long __sp;
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long __lr;
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long __registers[8]; /* Note: Keep in sync with lib/arm-mes-gcc/setjmp.c */
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} __jmp_buf;
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#else
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typedef struct
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{
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long __fp;
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long __lr;
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long __sp;
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} __jmp_buf;
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#endif
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#else
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typedef struct
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{
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long __bp;
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long __pc;
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long __sp;
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} __jmp_buf;
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#endif
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typedef __jmp_buf jmp_buf[1];
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void longjmp (jmp_buf env, int val);
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int setjmp (jmp_buf env);
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#endif // ! SYSTEM_LIBC
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#endif // __MES_SETJMP_H
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