1 | /* Linux getrlimit implementation (32 bits rlim_t). |
2 | Copyright (C) 2016-2017 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <errno.h> |
20 | #include <sys/resource.h> |
21 | #include <sys/types.h> |
22 | #include <shlib-compat.h> |
23 | |
24 | #if !__RLIM_T_MATCHES_RLIM64_T |
25 | |
26 | /* The __NR_getrlimit compatibility implementation is required iff |
27 | __NR_ugetrlimit is also defined (meaning an old broken RLIM_INFINITY |
28 | definition). */ |
29 | # ifndef __NR_ugetrlimit |
30 | # define __NR_ugetrlimit __NR_getrlimit |
31 | # undef SHLIB_COMPAT |
32 | # define SHLIB_COMPAT(a, b, c) 0 |
33 | # endif |
34 | |
35 | int |
36 | __new_getrlimit (enum __rlimit_resource resource, struct rlimit *rlim) |
37 | { |
38 | return INLINE_SYSCALL_CALL (ugetrlimit, resource, rlim); |
39 | } |
40 | weak_alias (__new_getrlimit, __getrlimit) |
41 | hidden_weak (__getrlimit) |
42 | |
43 | # if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) |
44 | /* Back compatible 2Gig limited rlimit. */ |
45 | int |
46 | __old_getrlimit (enum __rlimit_resource resource, struct rlimit *rlim) |
47 | { |
48 | return INLINE_SYSCALL_CALL (getrlimit, resource, rlim); |
49 | } |
50 | compat_symbol (libc, __old_getrlimit, getrlimit, GLIBC_2_0); |
51 | versioned_symbol (libc, __new_getrlimit, getrlimit, GLIBC_2_2); |
52 | # else |
53 | weak_alias (__new_getrlimit, getrlimit) |
54 | # endif |
55 | |
56 | #endif /* __RLIM_T_MATCHES_RLIM64_T */ |
57 | |