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1a51e46e4a
These facilities could clobber errno, which makes it difficult to write certain checks because a specific order has to be used.
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
/* Write a message to standard output.
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Copyright (C) 2016-2018 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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<http://www.gnu.org/licenses/>. */
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#include <support/support.h>
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#include <errno.h>
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#include <string.h>
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#include <unistd.h>
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void
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write_message (const char *message)
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{
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int saved_errno = errno;
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ssize_t unused __attribute__ ((unused));
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unused = write (STDOUT_FILENO, message, strlen (message));
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errno = saved_errno;
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}
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