projects / babeltrace.git / blame
| Commit | Line | Data |
|---|---|---|
| 5d620f61 MJ |
1 | #ifndef _BABELTRACE_COMPAT_MMAN_H |
| 2 | #define _BABELTRACE_COMPAT_MMAN_H | |
| 3 | ||
| 4 | /* | |
| 8f76831a | 5 | * Copyright (C) 2015-2016 Michael Jeanson <mjeanson@efficios.com> |
| 5d620f61 MJ |
6 | * |
| 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: | |
| 13 | * | |
| 14 | * The above copyright notice and this permission notice shall be included in | |
| 15 | * all copies or substantial portions of the Software. | |
| 16 | * | |
| 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 | |
| 23 | * SOFTWARE. | |
| 24 | */ | |
| 25 | ||
| 04394229 | 26 | #ifdef __MINGW32__ |
| 8f76831a MJ |
27 | |
| 28 | #include <sys/types.h> | |
| 29 | ||
| 30 | #define PROT_NONE 0x0 | |
| 31 | #define PROT_READ 0x1 | |
| 32 | #define PROT_WRITE 0x2 | |
| 33 | #define PROT_EXEC 0x4 | |
| 34 | ||
| 35 | #define MAP_FILE 0 | |
| 36 | #define MAP_SHARED 1 | |
| 37 | #define MAP_PRIVATE 2 | |
| 38 | #define MAP_TYPE 0xF | |
| 39 | #define MAP_FIXED 0x10 | |
| 40 | #define MAP_ANONYMOUS 0x20 | |
| 41 | #define MAP_ANON MAP_ANONYMOUS | |
| 42 | #define MAP_FAILED ((void *) -1) | |
| 43 | ||
| 2f5a009b JG |
44 | /* |
| 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). | |
| 47 | */ | |
| 04394229 | 48 | void *bt_mmap(void *addr, size_t length, int prot, int flags, int fd, |
| 8f76831a | 49 | off_t offset); |
| 8f76831a | 50 | |
| 04394229 MJ |
51 | int bt_munmap(void *addr, size_t length); |
| 52 | ||
| 53 | #else /* __MINGW32__ */ | |
| 54 | ||
| 55 | #include <sys/mman.h> | |
| 56 | ||
| 57 | static inline | |
| 58 | void *bt_mmap(void *addr, size_t length, int prot, int flags, int fd, | |
| 59 | off_t offset) | |
| 60 | { | |
| 61 | return (void *) mmap(addr, length, prot, flags, fd, offset); | |
| 62 | } | |
| 63 | ||
| 64 | static inline | |
| 65 | int bt_munmap(void *addr, size_t length) | |
| 66 | { | |
| 67 | return munmap(addr, length); | |
| 68 | } | |
| 8f76831a MJ |
69 | #endif /* __MINGW32__ */ |
| 70 | ||
| 5d620f61 MJ |
71 | #ifndef MAP_ANONYMOUS |
| 72 | # ifdef MAP_ANON | |
| 73 | # define MAP_ANONYMOUS MAP_ANON | |
| 74 | # endif | |
| 75 | #endif | |
| 76 | ||
| 77 | #endif /* _BABELTRACE_COMPAT_MMAN_H */ |