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f7a9f785 | 1 | /* Copyright (C) 2007-2016 Free Software Foundation, Inc. |
7a30cb83 DJ |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
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 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
ab84e3ff PE |
15 | License along with the GNU C Library. If not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
7a30cb83 DJ |
17 | |
18 | #include <errno.h> | |
19 | #include <fcntl.h> | |
20 | #include <sysdep.h> | |
21 | ||
22 | /* Advice the system about the expected behaviour of the application with | |
23 | respect to the file associated with FD. */ | |
24 | ||
25 | int | |
26 | __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise) | |
27 | { | |
28 | /* MIPS kernel only has NR_fadvise64 which acts as NR_fadvise64_64 */ | |
29 | #ifdef __NR_fadvise64 | |
30 | INTERNAL_SYSCALL_DECL (err); | |
31 | int ret = INTERNAL_SYSCALL (fadvise64, err, 4, fd, offset, len, advise); | |
32 | if (INTERNAL_SYSCALL_ERROR_P (ret, err)) | |
33 | return INTERNAL_SYSCALL_ERRNO (ret, err); | |
34 | return 0; | |
35 | #else | |
36 | return ENOSYS; | |
37 | #endif | |
38 | } | |
39 | ||
40 | #include <shlib-compat.h> | |
41 | ||
42 | #if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_3_3) | |
43 | ||
44 | int | |
45 | attribute_compat_text_section | |
46 | __posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise) | |
47 | { | |
48 | return __posix_fadvise64_l64 (fd, offset, len, advise); | |
49 | } | |
50 | ||
51 | versioned_symbol (libc, __posix_fadvise64_l64, posix_fadvise64, GLIBC_2_3_3); | |
52 | compat_symbol (libc, __posix_fadvise64_l32, posix_fadvise64, GLIBC_2_2); | |
53 | #else | |
54 | strong_alias (__posix_fadvise64_l64, posix_fadvise64); | |
55 | #endif |