stkframe.h
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上传日期:2007-01-06
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- /* @(#)stkframe.h 1.5 99/09/11 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, 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #ifndef _STKFRAME_H
- #define _STKFRAME_H
- #if defined (sun) && (defined(SVR4) || defined(__SVR4) || defined(__SVR4__))
- # 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!!)
- */
- # include <sys/reg.h>
- # endif
- # include <sys/frame.h>
- #elif defined (sun)
- # include <machine/frame.h>
- #else
- /*
- * 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 */
- };
- #endif
- #endif /* _STKFRAME_H */