lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* Allocate memory on a page boundary. |
| 3 | Copyright (C) 1991, 1992 Free Software Foundation, Inc. |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Library General Public License as |
| 7 | published by the Free Software Foundation; either version 2 of the |
| 8 | License, or (at your option) any later version. |
| 9 | |
| 10 | This 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 |
| 13 | Library General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Library General Public |
| 16 | License along with this library; see the file COPYING.LIB. If |
| 17 | not, write to the Free Software Foundation, Inc., 675 Mass Ave, |
| 18 | Cambridge, MA 02139, USA. |
| 19 | |
| 20 | The author may be reached (Email) at the address mike@@ai.mit.edu, |
| 21 | or (US mail) as Mike Haertel c/o Free Software Foundation. */ |
| 22 | |
| 23 | #include <stdlib.h> |
| 24 | #include <unistd.h> |
| 25 | #include <malloc.h> |
| 26 | |
| 27 | |
| 28 | static size_t pagesize; |
| 29 | |
| 30 | __ptr_t valloc (size_t size) |
| 31 | { |
| 32 | if (pagesize == 0) |
| 33 | pagesize = getpagesize (); |
| 34 | |
| 35 | return memalign(pagesize, size); |
| 36 | } |