54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* Low level Unix child interface to ptrace, for GDB when running under Unix.
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Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
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1998, 1999, 2000, 2001, 2002
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Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "frame.h"
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#include "inferior.h"
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#include "target.h"
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#include "gdb_string.h"
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#include "regcache.h"
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#include "gdb_wait.h"
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#include "command.h"
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#include <sys/types.h>
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#include "gdb_dirent.h"
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#include <sys/ptrace.h>
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#include <machine/reg.h>
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#include "i386-tdep.h"
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#define ATTACH_DETACH
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/* Start debugging the process whose number is PID. */
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int
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attach (int pid)
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{
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errno = 0;
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if (pid == getpid())
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ptrace (PT_TRACE_ME, pid, (PTRACE_ARG3_TYPE) 0, 0);
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else
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ptrace (PT_ATTACH, pid, (PTRACE_ARG3_TYPE) 0, 0);
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if (errno)
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perror_with_name ("ptrace");
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attach_flag = 1;
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return pid;
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}
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