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Diffstat (limited to 'tests/fdop.c')
-rw-r--r-- | tests/fdop.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/fdop.c b/tests/fdop.c new file mode 100644 index 0000000..1729323 --- /dev/null +++ b/tests/fdop.c @@ -0,0 +1,36 @@ +/* This file is part of GDBM test suite. + Copyright (C) 2011 Free Software Foundation, Inc. + + GDBM 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 2, or (at your option) + any later version. + + GDBM 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 GDBM. If not, see <http://www.gnu.org/licenses/>. +*/ +#include "autoconf.h" +#include <stdlib.h> +#include <unistd.h> + +/* usage: fdop FD [FD...] + Return: false if any of the FDs is open, true otherwise. +*/ +int +main (int argc, char **argv) +{ + int fd = dup (0); + + while (--argc) + { + int n = atoi (*++argv); + if (n < fd) + return 1; + } + return 0; +} |