/* Copyright (C) 2005-2012 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 . */ #include #ifdef SHARED # include # include # include void *gettimeofday_ifunc (void) __asm__ ("__gettimeofday"); static int __gettimeofday_syscall (struct timeval *tv, struct timezone *tz) { return INLINE_SYSCALL (gettimeofday, 2, tv, tz); } void * gettimeofday_ifunc (void) { /* If the vDSO is not available we fall back syscall. */ return (__vdso_gettimeofday ? VDSO_IFUNC_RET (__vdso_gettimeofday) : __gettimeofday_syscall); } asm (".type __gettimeofday, %gnu_indirect_function"); /* This is doing "libc_hidden_def (__gettimeofday)" but the compiler won't let us do it in C because it doesn't know we're defining __gettimeofday here in this file. */ asm (".globl __GI___gettimeofday\n" "__GI___gettimeofday = __gettimeofday"); #else # include # include __gettimeofday (struct timeval *tv, struct timezone *tz) { return INLINE_SYSCALL (gettimeofday, 2, tv, tz); } libc_hidden_def (__gettimeofday) #endif weak_alias (__gettimeofday, gettimeofday) libc_hidden_weak (gettimeofday)