| /* Copyright (C) 2007 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #ifdef SHARED |
| # include <dl-vdso.h> |
| # include <bits/libc-vdso.h> |
| |
| long int (*__vdso_gettimeofday) (struct timeval *, void *) attribute_hidden; |
| |
| long int (*__vdso_clock_gettime) (clockid_t, struct timespec *) |
| __attribute__ ((nocommon)); |
| strong_alias (__vdso_clock_gettime, __GI___vdso_clock_gettime attribute_hidden) |
| |
| |
| static inline void |
| _libc_vdso_platform_setup (void) |
| { |
| PREPARE_VERSION (linux26, "LINUX_2.6", 61765110); |
| |
| void *p = _dl_vdso_vsym ("gettimeofday", &linux26); |
| /* If the vDSO is not available we fall back on the old vsyscall. */ |
| #define VSYSCALL_ADDR_vgettimeofday 0xffffffffff600000ul |
| if (p == NULL) |
| p = (void *) VSYSCALL_ADDR_vgettimeofday; |
| PTR_MANGLE (p); |
| __vdso_gettimeofday = p; |
| |
| p = _dl_vdso_vsym ("clock_gettime", &linux26); |
| PTR_MANGLE (p); |
| __GI___vdso_clock_gettime = p; |
| } |
| |
| # define VDSO_SETUP _libc_vdso_platform_setup |
| #endif |
| |
| #include "../init-first.c" |
