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41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* Copyright (C) 1994-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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static int
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check (const char *name, FILE *stream, int fd)
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{
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int sfd = fileno (stream);
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printf ("(fileno (%s) = %d) %c= %d\n", name, sfd,
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sfd == fd ? '=' : '!', fd);
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return sfd != fd;
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}
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static int
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do_test (void)
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{
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return (check ("stdin", stdin, STDIN_FILENO)
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|| check ("stdout", stdout, STDOUT_FILENO)
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|| check ("stderr", stderr, STDERR_FILENO));
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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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