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92724ebc RM |
1 | /* Set flags signalling availability of kernel features based on given |
2 | kernel version number. | |
3 | Copyright (C) 1999-2003, 2004, 2005, 2006 Free Software Foundation, Inc. | |
4 | This file is part of the GNU C Library. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
ab84e3ff PE |
17 | License along with the GNU C Library. If not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
92724ebc RM |
19 | |
20 | #include <sgidefs.h> | |
21 | ||
22 | /* Linux 2.3.39 introduced 32bit UID/GIDs. Some platforms had 32 | |
23 | bit type all along. */ | |
24 | #define __ASSUME_32BITUIDS 1 | |
25 | ||
26 | /* MIPS platforms had IPC64 all along. */ | |
27 | #define __ASSUME_IPC64 1 | |
28 | ||
29 | #if _MIPS_SIM == _ABIN32 | |
30 | # define __ASSUME_FCNTL64 1 | |
31 | #endif | |
32 | ||
197aec25 AJ |
33 | /* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */ |
34 | #if __LINUX_KERNEL_VERSION >= 0x02061c | |
35 | # define __ASSUME_EVENTFD2 1 | |
36 | # define __ASSUME_SIGNALFD4 1 | |
37 | #endif | |
38 | ||
54c0ba29 JM |
39 | #include_next <kernel-features.h> |
40 | ||
5ccc178f JM |
41 | /* The n32 syscall ABI did not have a getdents64 syscall until |
42 | 2.6.35. */ | |
43 | #if _MIPS_SIM == _ABIN32 && __LINUX_KERNEL_VERSION < 0x020623 | |
44 | # undef __ASSUME_GETDENTS64_SYSCALL | |
45 | #endif |