mes/include/setjmp.h
Danny Milosavljevic 6478476ed7
Implement setjmp for ARM mescc.
* include/setjmp.h: Add ARM case.
* lib/arm-mes-mescc/setjmp.c: New file.
2020-06-12 23:20:17 +02:00

58 lines
1.4 KiB
C

/* -*-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__
typedef struct
{
long __fp;
long __lr;
long __sp;
} __jmp_buf;
#else
typedef struct
{
long __bp;
long __pc;
long __sp;
} __jmp_buf;
#endif
typedef __jmp_buf jmp_buf[1];
#if __MESC__
__jmp_buf buf[1];
#else
jmp_buf buf;
#endif
void longjmp (jmp_buf env, int val);
int setjmp (jmp_buf env);
#endif // ! SYSTEM_LIBC
#endif // __MES_SETJMP_H