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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 of the License, or (at
* your option) any later version.
*
* GNU Mes 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.
*
* You should have received a copy of the GNU General Public License
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __MES_SETJMP_H
#define __MES_SETJMP_H 1
#if SYSTEM_LIBC
#undef __MES_SETJMP_H
#include_next <setjmp.h>
#else // ! SYSTEM_LIBC
#if __arm__
#if __GNUC__ || __TINYC__
#warning "It is not supported to use mes' setjmp implementation together with GCC. Continuing with best-effort implementation."
typedef struct
{
long __sp;
long __lr;
long __registers[8]; /* Note: Keep in sync with lib/arm-mes-gcc/setjmp.c */
} __jmp_buf;
#else
typedef struct
{
long __fp;
long __lr;
long __sp;
} __jmp_buf;
#endif
#else
typedef struct
{
long __bp;
long __pc;
long __sp;
} __jmp_buf;
#endif
typedef __jmp_buf jmp_buf[1];
void longjmp (jmp_buf env, int val);
int setjmp (jmp_buf env);
#endif // ! SYSTEM_LIBC
#endif // __MES_SETJMP_H
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