26 lines
1.1 KiB
C
26 lines
1.1 KiB
C
/* Copyright (C) 2015-2016 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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/* Set error number and return -1. A target may choose to return the
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internal function, __syscall_error, which sets errno and returns -1.
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We use -1l, instead of -1, so that it can be casted to (void *). */
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#define INLINE_SYSCALL_ERROR_RETURN_VALUE(err) \
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({ \
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__set_errno (err); \
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-1l; \
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})
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