binutils-gdb/gdb/nbsd-nat.c
Kamil Rytarowski a2ecbe9fb7 Rewrite nbsd_nat_target::pid_to_exec_file to sysctl(3)
procfs on NetBSD is optional and not recommended.

	* nbsd-nat.c: Include <sys/types.h>, <sys/ptrace.h> and
	<sys/sysctl.h>.
	* nbsd-nat.c (nbsd_nat_target::pid_to_exec_file): Rewrite.
2020-03-17 10:22:51 +01:00

42 lines
1.3 KiB
C

/* Native-dependent code for NetBSD.
Copyright (C) 2006-2020 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 "nbsd-nat.h"
#include <sys/types.h>
#include <sys/ptrace.h>
#include <sys/sysctl.h>
/* Return the name of a file that can be opened to get the symbols for
the child process identified by PID. */
char *
nbsd_nat_target::pid_to_exec_file (int pid)
{
static char buf[PATH_MAX];
size_t buflen;
int mib[4] = {CTL_KERN, KERN_PROC_ARGS, pid, KERN_PROC_PATHNAME};
buflen = sizeof (buf);
if (sysctl (mib, ARRAY_SIZE (mib), buf, &buflen, NULL, 0))
return NULL;
return buf;
}