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68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* Test FD* macros.
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Copyright (C) 1997-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Robert Bihlmeyer <robbe@orcus.priv.at>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <sys/types.h>
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static int
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do_test (void)
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{
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int retval = 0;
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int i;
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fd_set set;
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FD_ZERO (&set);
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for (i=0; i < FD_SETSIZE; ++i)
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{
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printf ("%d => check:", i);
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if (FD_ISSET (i, &set) == 0)
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fputs ("ok", stdout);
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else
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{
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fputs ("nok", stdout);
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retval = 1;
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}
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fputs (", set", stdout);
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FD_SET (i, &set);
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fputs (", check:", stdout);
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if (FD_ISSET (i, &set))
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fputs ("ok", stdout);
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else
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{
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fputs ("nok", stdout);
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retval = 1;
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}
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fputs (", clear", stdout);
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FD_CLR (i, &set);
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fputs (", check:", stdout);
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if (FD_ISSET (i, &set) == 0)
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puts ("ok");
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else
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{
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puts ("nok");
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retval = 1;
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}
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}
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return retval;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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