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46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* Copyright (C) 1997, 2002, 2003, 2004 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <unistd.h>
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#include <sys/param.h>
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#include <ldsodefs.h>
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#include <sysdep.h>
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/* Return the system page size. This value will either be 4k or 8k depending
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on whether or not we are running on Sparc v9 machine. */
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/* If we are not a static program, this value is collected from the system
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via the AT_PAGESZ auxiliary argument. If we are a static program, we
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use the getpagesize system call. */
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int
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__getpagesize ()
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{
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int ret = GLRO(dl_pagesize);
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if (ret == 0)
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{
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INTERNAL_SYSCALL_DECL (err);
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ret = INTERNAL_SYSCALL (getpagesize, err, 0);
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#ifndef SHARED
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GLRO(dl_pagesize) = ret;
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#endif
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}
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return ret;
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}
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libc_hidden_def (__getpagesize)
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weak_alias (__getpagesize, getpagesize)
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