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1 | /* Copyright (C) 1994, 1995, 1997 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. | |
28f540f4 | 3 | |
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4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public License as | |
6 | published by the Free Software Foundation; either version 2 of the | |
7 | License, or (at your option) any later version. | |
28f540f4 | 8 | |
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9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Library General Public License for more details. | |
28f540f4 | 13 | |
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14 | You should have received a copy of the GNU Library General Public |
15 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
16 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
17 | Boston, MA 02111-1307, USA. */ | |
28f540f4 RM |
18 | |
19 | #include <sys/types.h> | |
20 | #include <sys/mman.h> | |
21 | #include <errno.h> | |
22 | #include <mach.h> | |
23 | ||
24 | /* Deallocate any mapping for the region starting at ADDR and extending LEN | |
25 | bytes. Returns 0 if successful, -1 for errors (and sets errno). */ | |
26 | ||
27 | int | |
f2ea0f5b | 28 | __munmap (__ptr_t addr, size_t len) |
28f540f4 RM |
29 | { |
30 | kern_return_t err; | |
31 | if (err = __vm_deallocate (__mach_task_self (), | |
32 | (vm_address_t) addr, (vm_size_t) len)) | |
33 | { | |
34 | errno = err; | |
35 | return -1; | |
36 | } | |
37 | return 0; | |
38 | } | |
6408bdde RM |
39 | |
40 | weak_alias (__munmap, munmap) |