projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| bb0607a2 AS |
1 | /* Copyright (C) 2000 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Andreas Schwab <schwab@suse.de>. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 3214b89b AJ |
6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| bb0607a2 AS |
9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 3214b89b | 13 | Lesser General Public License for more details. |
| bb0607a2 | 14 | |
| 3214b89b AJ |
15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, write to the Free | |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
| 18 | 02111-1307 USA. */ | |
| bb0607a2 AS |
19 | |
| 20 | #include <unistd.h> | |
| 21 | #include <sys/param.h> | |
| 22 | #include <errno.h> | |
| 23 | ||
| 24 | #include <sysdep.h> | |
| 25 | #include <sys/syscall.h> | |
| 26 | ||
| 27 | /* Return the system page size. */ | |
| 28 | int | |
| 29 | __getpagesize () | |
| 30 | { | |
| f476000f | 31 | extern size_t _dl_pagesize; |
| bb0607a2 AS |
32 | #ifdef __NR_getpagesize |
| 33 | int result; | |
| f476000f AS |
34 | #endif |
| 35 | ||
| 36 | if (_dl_pagesize != 0) | |
| 37 | return _dl_pagesize; | |
| bb0607a2 AS |
38 | |
| 39 | result = INLINE_SYSCALL (getpagesize, 0); | |
| 40 | /* The only possible error is ENOSYS. */ | |
| 41 | if (result != -1) | |
| 42 | return result; | |
| 43 | #endif | |
| 44 | ||
| f476000f | 45 | return 4096; |
| bb0607a2 AS |
46 | } |
| 47 | ||
| 48 | weak_alias (__getpagesize, getpagesize) |