41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* Test of getdtablesize() function.
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Copyright (C) 2008-2025 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2008. */
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#include <config.h>
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#include <unistd.h>
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#include "signature.h"
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SIGNATURE_CHECK (getdtablesize, int, (void));
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#include "macros.h"
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/* Tell GCC not to warn about the specific edge cases tested here. */
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#if _GL_GNUC_PREREQ (13, 0)
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# pragma GCC diagnostic ignored "-Wanalyzer-fd-leak"
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#endif
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int
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main ()
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{
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ASSERT (getdtablesize () >= 3);
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ASSERT (dup2 (0, getdtablesize() - 1) == getdtablesize () - 1);
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ASSERT (dup2 (0, getdtablesize()) == -1);
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return test_exit_status;
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}
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