megactl/src/schily/stkframe.h

91 lines
2.4 KiB
C

/* @(#)stkframe.h 1.10 03/06/15 Copyright 1995 J. Schilling */
/*
* Common definitions for routines that parse the stack frame.
*
* This file has to be fixed if you want to port routines which use getfp().
* Have a look at struct frame below and use it as a sample,
* the new struct frame must at least contain a member 'fr_savfp'.
*/
/*
* This program 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 2, or (at your option)
* any later version.
*
* This program 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
* this program; see the file COPYING. If not, write to the Free Software
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _STKFRAME_H
#define _STKFRAME_H
#ifndef _MCONFIG_H
#include <mconfig.h>
#endif
#if defined(sun) && (defined(SVR4) || defined(__SVR4) || defined(__SVR4__))
/*
* Solaris 2.x aka SunOS 5.x
*/
# ifdef i386
/*
* On Solaris 2.1 x86 sys/frame.h is not useful at all
* On Solaris 2.4 x86 sys/frame.h is buggy (fr_savfp is int!!)
*/
# ifndef _INCL_SYS_REG_H
# include <sys/reg.h>
# define _INCL_SYS_REG_H
# endif
# endif
# ifndef _INCL_SYS_FRAME_H
# include <sys/frame.h>
# define _INCL_SYS_FRAME_H
# endif
#else
# if defined(sun)
/*
* SunOS 4.x
*/
# ifndef _INCL_MACHINE_FRAME_H
# include <machine/frame.h>
# define _INCL_MACHINE_FRAME_H
# endif
# else
/*
* Anything that is not SunOS
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
* XXX: I hope this will be useful on other machines (no guarantee)
* XXX: It is taken from a sun Motorola system, but should also be useful
* XXX: on a i386.
* XXX: In general you have to write a sample program, set a breakpoint
* XXX: on a small function and inspect the stackframe with adb.
*/
struct frame {
struct frame *fr_savfp; /* saved frame pointer */
int fr_savpc; /* saved program counter */
int fr_arg[1]; /* array of arguments */
};
#ifdef __cplusplus
}
#endif
# endif /* ! defined (sun) */
#endif /* ! defined (sun) && (defined(SVR4) || defined(__SVR4) || defined(__SVR4__)) */
#endif /* _STKFRAME_H */