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Linux/ARM specific definitions for signal handlers and ptrace.

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This commit is contained in:
Ulrich Drepper 1999-01-05 09:03:21 +00:00
parent 5093ff056e
commit 44338a354e
1 changed files with 68 additions and 0 deletions
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68
sysdeps/unix/sysv/linux/arm/sys/user.h Normal file
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/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _SYS_USER_H
#define _SYS_USER_H 1
#include <features.h>
/* <sys/ptrace.h> and <linux/ptrace.h> both define the PTRACE_* macros.
This leads to compilation problems with programs which include both
user.h and ptrace.h (eg: GDB). Do not include <linux/ptrace.h> here. */
#include <asm/ptrace.h>
struct user_fp
{
struct fp_reg
{
unsigned int sign1:1;
unsigned int unused:15;
unsigned int sign2:1;
unsigned int exponent:14;
unsigned int j:1;
unsigned int mantissa1:31;
unsigned int mantissa0:32;
} fpregs[8];
unsigned int fpsr:32;
unsigned int fpcr:32;
};
struct user
{
struct pt_regs regs; /* General registers */
int u_fpvalid; /* True if math co-processor being used. */
unsigned long int u_tsize; /* Text segment size (pages). */
unsigned long int u_dsize; /* Data segment size (pages). */
unsigned long int u_ssize; /* Stack segment size (pages). */
unsigned long start_code; /* Starting virtual address of text. */
unsigned long start_stack; /* Starting virtual address of stack. */
long int signal; /* Signal that caused the core dump. */
int reserved; /* No longer used */
struct pt_regs *u_ar0; /* help gdb to find the general registers. */
unsigned long magic; /* uniquely identify a core file */
char u_comm[32]; /* User command that was responsible */
int u_debugreg[8];
struct user_fp u_fp; /* Floating point registers */
struct user_fp_struct *u_fp0; /* help gdb to find the FP registers. */
};
#endif /* sys/user.h */