| /* Copyright (C) 1997, 2002, 2003, 2004 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. */ |
| |
| #include <unistd.h> |
| #include <sys/param.h> |
| #include <ldsodefs.h> |
| #include <sysdep.h> |
| |
| /* Return the system page size. This value will either be 4k or 8k depending |
| on whether or not we are running on Sparc v9 machine. */ |
| |
| /* If we are not a static program, this value is collected from the system |
| via the AT_PAGESZ auxiliary argument. If we are a static program, we |
| use the getpagesize system call. */ |
| |
| int |
| __getpagesize () |
| { |
| int ret = GLRO(dl_pagesize); |
| if (ret == 0) |
| { |
| INTERNAL_SYSCALL_DECL (err); |
| ret = INTERNAL_SYSCALL (getpagesize, err, 0); |
| #ifndef SHARED |
| GLRO(dl_pagesize) = ret; |
| #endif |
| } |
| return ret; |
| } |
| libc_hidden_def (__getpagesize) |
| weak_alias (__getpagesize, getpagesize) |
