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/* Native-dependent code for NetBSD.

   Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.

   This file is part of GDB.

   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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"

#include <sys/param.h>

#include "nbsd-nat.h"

/* Return a the name of file that can be opened to get the symbols for

   the child process identified by PID.  */

char *

nbsd_pid_to_exec_file (int pid)

{

  size_t len = MAXPATHLEN;

  char *buf = xcalloc (len, sizeof (char));

  char *path;

  path = xstrprintf ("/proc/%d/exe", pid);

  if (readlink (path, buf, MAXPATHLEN) == -1)

    {

      xfree (buf);

      buf = NULL;

    }

  xfree (path);

  return buf;

}