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51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* Initialization code run first thing by the ELF startup code. Linux/i386.
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Copyright (C) 2015-2018 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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#ifdef SHARED
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# include <time.h>
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# include <sysdep.h>
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# include <dl-vdso.h>
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# include <sysdep-vdso.h>
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long int (*VDSO_SYMBOL (clock_gettime)) (clockid_t, struct timespec *)
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attribute_hidden;
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static long int
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clock_gettime_syscall (clockid_t id, struct timespec *tp)
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{
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INTERNAL_SYSCALL_DECL (err);
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return INTERNAL_SYSCALL (clock_gettime, err, 2, id, tp);
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}
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static inline void
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__vdso_platform_setup (void)
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{
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PREPARE_VERSION_KNOWN (linux26, LINUX_2_6);
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void *p = _dl_vdso_vsym ("__vdso_clock_gettime", &linux26);
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if (p == NULL)
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p = clock_gettime_syscall;
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PTR_MANGLE (p);
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VDSO_SYMBOL (clock_gettime) = p;
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}
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# define VDSO_SETUP __vdso_platform_setup
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#endif
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#include <csu/init-first.c>
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