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40 lines
1.9 KiB
C
40 lines
1.9 KiB
C
/* Linux definitions of functions used by static libc main startup.
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Copyright (C) 2017-2025 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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#ifdef SHARED
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# include_next <startup.h>
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#else
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# include <sysdep.h>
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/* Avoid a run-time invocation of strlen. */
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#define _startup_fatal(message) \
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do \
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{ \
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size_t __message_length = __builtin_strlen (message); \
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if (! __builtin_constant_p (__message_length)) \
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{ \
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extern void _startup_fatal_not_constant (void); \
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_startup_fatal_not_constant (); \
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} \
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INTERNAL_SYSCALL_CALL (write, STDERR_FILENO, (message), \
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__message_length); \
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INTERNAL_SYSCALL_CALL (exit_group, 127); \
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} \
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while (0)
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#endif /* !SHARED */
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