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author | Ulrich Drepper <drepper@redhat.com> | 2000-06-21 04:35:29 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-06-21 04:35:29 +0000 |
commit | 697568d1b48a497024bca234483a157cee79c7a2 (patch) | |
tree | 890f34b715a2a1fdbeaa1307e676e49ea15d3632 /sysdeps/unix/sysv/linux/ia64/getpagesize.c | |
parent | 1b97149de806a27fe8f52cd5841c252df168a5b8 (diff) | |
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Update.
2000-06-20 Jes Sorensen <jes@linuxcare.com>
* sysdeps/unix/sysv/linux/ia64/syscalls.list: New file.
2000-06-20 Jes Sorensen <jes@linuxcare.com>
* sysdeps/unix/sysv/linux/ia64/machine-gmon.h: New file.
* sysdeps/unix/sysv/linux/ia64/profil-counter.h: New file.
2000-06-20 David Mosberger-Tang <davidm@hpl.hp.com>
* sysdeps/unix/sysv/linux/ia64/getpagesize.c: New file.
2000-06-20 Jes Sorensen <jes@linuxcare.com>
* sysdeps/unix/sysv/linux/ia64/sys/ucontext.h: Fix typo.
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/getpagesize.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/ia64/getpagesize.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/getpagesize.c b/sysdeps/unix/sysv/linux/ia64/getpagesize.c new file mode 100644 index 0000000000..4a5c2ebe43 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/getpagesize.c @@ -0,0 +1,46 @@ +/* Copyright (C) 1999, 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> + +#include <sysdep.h> +#include <sys/syscall.h> + +/* Return the system page size. The return value will depend on how + the kernel is configured. A program must use this call to + determine the page size to ensure proper alignment for calls such + as mmap and friends. --davidm 99/11/30 */ + +/* 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. */ + +extern size_t _dl_pagesize; + +extern size_t __syscall_getpagesize (void); + +int +__getpagesize () +{ + if (_dl_pagesize == 0) + _dl_pagesize = INLINE_SYSCALL (getpagesize, 0); + return _dl_pagesize; +} + +weak_alias (__getpagesize, getpagesize) |