1 #ifndef _BABELTRACE_COMPAT_MMAN_H
2 #define _BABELTRACE_COMPAT_MMAN_H
5 * Copyright (C) 2015-2016 Michael Jeanson <mjeanson@efficios.com>
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28 #include <sys/types.h>
32 #define PROT_WRITE 0x2
39 #define MAP_FIXED 0x10
40 #define MAP_ANONYMOUS 0x20
41 #define MAP_ANON MAP_ANONYMOUS
42 #define MAP_FAILED ((void *) -1)
45 * Note that some platforms (e.g. Windows) do not allow read-only
46 * mappings to exceed the file's size (even within a page).
48 void *bt_mmap(void *addr
, size_t length
, int prot
, int flags
, int fd
,
51 int bt_munmap(void *addr
, size_t length
);
53 #else /* __MINGW32__ */
58 void *bt_mmap(void *addr
, size_t length
, int prot
, int flags
, int fd
,
61 return (void *) mmap(addr
, length
, prot
, flags
, fd
, offset
);
65 int bt_munmap(void *addr
, size_t length
)
67 return munmap(addr
, length
);
69 #endif /* __MINGW32__ */
73 # define MAP_ANONYMOUS MAP_ANON
77 #endif /* _BABELTRACE_COMPAT_MMAN_H */
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