diff options
author | Jakub Jelinek <jakub@redhat.com> | 2007-08-25 18:55:07 +0000 |
---|---|---|
committer | Jakub Jelinek <jakub@redhat.com> | 2007-08-25 18:55:07 +0000 |
commit | dd3394742b3e2e01f403b1c1b41ed39273b2212e (patch) | |
tree | 5fed86738b0d518989679f3194f896fc9fcebbe2 /sysdeps/unix/sysv/linux/x86_64/init-first.c | |
parent | 9b0cdd693e7f54fd35fd58931b940efe6ccb88cd (diff) |
Updated to fedora-glibc-20070825T1839
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/init-first.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/init-first.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/init-first.c b/sysdeps/unix/sysv/linux/x86_64/init-first.c new file mode 100644 index 0000000000..e9cf5646b5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/init-first.c @@ -0,0 +1,51 @@ +/* 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> + +int (*__vdso_gettimeofday) (struct timeval *, void *) attribute_hidden; + +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" |