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/* time -- Get number of seconds since Epoch. Linux/x86 version.
Copyright (C) 2015-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <time.h>
#ifdef SHARED
#include <dl-vdso.h>
#include <errno.h>
static time_t
__time_syscall (time_t *t)
{
INTERNAL_SYSCALL_DECL (err);
return INTERNAL_SYSCALL (time, err, 1, t);
}
void *time_ifunc (void) __asm__ ("time");
void *
time_ifunc (void)
{
PREPARE_VERSION_KNOWN (linux26, LINUX_2_6);
/* If the vDSO is not available we fall back on the syscall. */
return _dl_vdso_vsym ("__vdso_time", &linux26)
?: (void*) &__time_syscall;
}
asm (".type time, %gnu_indirect_function");
libc_ifunc_hidden_def(time)
#else
# include <sysdep.h>
time_t
time (time_t *t)
{
INTERNAL_SYSCALL_DECL (err);
return INTERNAL_SYSCALL (time, err, 1, t);
}
#endif
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