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/* This testcase is part of GDB, the GNU debugger.
Copyright 2011-2021 Free Software Foundation, Inc.
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 <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/ptrace.h>
#include <errno.h>
#ifndef PTRACE_ATTACH
#define PTRACE_ATTACH PT_ATTACH
#endif
int
main (void)
{
long l;
switch (fork ())
{
case -1:
perror ("fork");
exit (1);
case 0:
errno = 0;
/* The 4th argument to ptrace () is 0 on purpose, as it is compatible
between kernels that accept void* (like Linux) and int (NetBSD). */
ptrace (PTRACE_ATTACH, getppid (), NULL, 0);
if (errno != 0)
perror ("PTRACE_ATTACH");
break;
}
sleep (600);
return 0;
}
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