diff options
Diffstat (limited to 'librols/getpagesize.c')
-rw-r--r-- | librols/getpagesize.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/librols/getpagesize.c b/librols/getpagesize.c new file mode 100644 index 0000000..8a98edd --- /dev/null +++ b/librols/getpagesize.c @@ -0,0 +1,65 @@ +/* + * This file has been modified for the cdrkit suite. + * + * The behaviour and appearence of the program code below can differ to a major + * extent from the version distributed by the original author(s). + * + * For details, see Changelog file distributed with the cdrkit package. If you + * received this file from another source then ask the distributing person for + * a log of modifications. + * + */ + +/* @(#)getpagesize.c 1.1 01/11/28 Copyright 2001 J. Schilling */ +/* + * Copyright (c) 2001 J. Schilling + */ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; see the file COPYING. If not, write to the Free Software + * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <mconfig.h> + +#ifndef HAVE_GETPAGESIZE + +#include <unixstd.h> +#include <standard.h> +#ifdef HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif +#include <libport.h> + +#ifdef HAVE_OS_H +#include <OS.h> /* BeOS for B_PAGE_SIZE */ +#endif + +int getpagesize(void) +{ +#ifdef _SC_PAGESIZE + return sysconf(_SC_PAGESIZE); +#else +# ifdef PAGESIZE /* Traditional UNIX page size from param.h */ + return PAGESIZE; +# else + +# ifdef B_PAGE_SIZE /* BeOS page size from OS.h */ + return B_PAGE_SIZE; +# else + return 512; +# endif +# endif +#endif +} + +#endif /* HAVE_GETPAGESIZE */ |