1/* Native-dependent code for NetBSD.
2
3   Copyright (C) 2006, 2007 Free Software Foundation, Inc.
4
5   This file is part of GDB.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20#include "defs.h"
21
22#include <sys/param.h>
23
24#include "nbsd-nat.h"
25
26/* Return a the name of file that can be opened to get the symbols for
27   the child process identified by PID.  */
28
29char *
30nbsd_pid_to_exec_file (int pid)
31{
32  size_t len = MAXPATHLEN;
33  char *buf = xcalloc (len, sizeof (char));
34  char *path;
35
36  path = xstrprintf ("/proc/%d/exe", pid);
37  if (readlink (path, buf, MAXPATHLEN) == -1)
38    {
39      xfree (buf);
40      buf = NULL;
41    }
42
43  xfree (path);
44  return buf;
45}
46