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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;
}