mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-11 13:50:06 +00:00
25b3dd49a7
* elf/Versions [ld] (GLIBC_2.2): Export _dl_clktck and _dl_pagesize. * elf/dl-load.c: Define _dl_clktck. * elf/elf.h: Define AT_CLKTCK. * include/time.h: Declare __getclktck. * misc/Makefile (routines): Add getclktck. * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Handle AT_CLKTCK. (_dl_show_auxv): Show AT_CLKTCK value. * sysdeps/generic/getclktck.c: New file. * sysdeps/unix/sysv/linux/getclktck.c: New file. * sysdeps/unix/sysv/linux/alpha/getclktck.c: New file. * sysdeps/unix/sysv/linux/ia64/getclktck.c: New file. * sysdeps/posix/sysconf.c: Use __getclktck to handle _SC_CLK_TCK. * sysdeps/unix/sysv/linux/getpagesize.c: New file. * sysdeps/unix/sysv/linux/bits/time.h: Use __sysconf to for CLK_TCK. * sysdeps/unix/sysv/linux/alpha/bits/time.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/time.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/time.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/time.h: Likewise.
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/* Copyright (C) 1991,1992,1995,1996,1997,2000 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <unistd.h>
|
|
#include <sys/param.h>
|
|
|
|
/* Return the system page size. */
|
|
int
|
|
__getpagesize ()
|
|
{
|
|
extern size_t _dl_pagesize;
|
|
|
|
if (_dl_pagesize != 0)
|
|
return _dl_pagesize;
|
|
|
|
#ifdef EXEC_PAGESIZE
|
|
return EXEC_PAGESIZE;
|
|
#else /* No EXEC_PAGESIZE. */
|
|
#ifdef NBPG
|
|
#ifndef CLSIZE
|
|
#define CLSIZE 1
|
|
#endif /* No CLSIZE. */
|
|
return NBPG * CLSIZE;
|
|
#else /* No NBPG. */
|
|
return NBPC;
|
|
#endif /* NBPG. */
|
|
#endif /* EXEC_PAGESIZE. */
|
|
}
|
|
|
|
weak_alias (__getpagesize, getpagesize)
|