/* Test of getdtablesize() function.
- Copyright (C) 2008-2011 Free Software Foundation, Inc.
+ Copyright (C) 2008-2021 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
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/>. */
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2008. */
main (int argc, char *argv[])
{
ASSERT (getdtablesize () >= 3);
+ ASSERT (dup2 (0, getdtablesize() - 1) == getdtablesize () - 1);
+ ASSERT (dup2 (0, getdtablesize()) == -1);
return 0;
}