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6d7e8eda | 1 | /* Copyright (C) 2005-2023 Free Software Foundation, Inc. |
a6d0afb5 AJ |
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 | |
15 | License along with the GNU C Library; if not, see | |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
a6d0afb5 | 17 | |
2f37117b UD |
18 | #include <errno.h> |
19 | #include <stdbool.h> | |
20 | #include <stdio.h> | |
21 | #include <sys/resource.h> | |
22 | ||
23 | ||
24 | static struct | |
25 | { | |
26 | const char *name; | |
27 | int resource; | |
28 | bool required; | |
29 | } tests[] = | |
30 | { | |
31 | /* The following 7 limits are part of POSIX and must exist. */ | |
32 | { "RLIMIT_CORE", RLIMIT_CORE, true }, | |
33 | { "RLIMIT_CPU", RLIMIT_CPU, true }, | |
34 | { "RLIMIT_DATA", RLIMIT_DATA, true }, | |
35 | { "RLIMIT_FSIZE", RLIMIT_FSIZE, true }, | |
36 | { "RLIMIT_NOFILE", RLIMIT_NOFILE, true }, | |
37 | { "RLIMIT_STACK", RLIMIT_STACK, true }, | |
38 | { "RLIMIT_AS", RLIMIT_AS, true }, | |
39 | /* The following are traditional Unix limits which are also | |
40 | expected (by us). */ | |
41 | { "RLIMIT_RSS", RLIMIT_RSS, true }, | |
42 | { "RLIMIT_NPROC", RLIMIT_NPROC, true }, | |
43 | /* The following are extensions. */ | |
44 | #ifdef RLIMIT_MEMLOCK | |
45 | { "RLIMIT_MEMLOCK", RLIMIT_MEMLOCK, false }, | |
46 | #endif | |
47 | #ifdef RLIMIT_LOCKS | |
48 | { "RLIMIT_LOCKS", RLIMIT_LOCKS, false }, | |
49 | #endif | |
50 | #ifdef RLIMIT_SIGPENDING | |
51 | { "RLIMIT_SIGPENDING", RLIMIT_SIGPENDING, false }, | |
52 | #endif | |
53 | #ifdef RLIMIT_MSGQUEUE | |
54 | { "RLIMIT_MSGQUEUE", RLIMIT_MSGQUEUE, false }, | |
55 | #endif | |
56 | #ifdef RLIMIT_NICE | |
57 | { "RLIMIT_NICE", RLIMIT_NICE, false }, | |
58 | #endif | |
59 | #ifdef RLIMIT_RTPRIO | |
60 | { "RLIMIT_RTPRIO", RLIMIT_RTPRIO, false }, | |
61 | #endif | |
62 | }; | |
63 | #define ntests (sizeof (tests) / sizeof (tests[0])) | |
64 | ||
65 | ||
66 | static int | |
67 | do_test (void) | |
68 | { | |
69 | int status = 0; | |
70 | ||
71 | for (int i = 0; i < ntests; ++i) | |
72 | { | |
73 | bool this_ok = true; | |
74 | ||
75 | struct rlimit r; | |
76 | int res = getrlimit (tests[i].resource, &r); | |
77 | if (res == -1) | |
78 | { | |
79 | if (errno == EINVAL) | |
80 | { | |
81 | if (tests[i].required) | |
82 | { | |
83 | printf ("limit %s expectedly not available for getrlimit\n", | |
84 | tests[i].name); | |
85 | status = 1; | |
86 | this_ok = false; | |
87 | } | |
88 | } | |
89 | else | |
90 | { | |
91 | printf ("getrlimit for %s returned unexpected error: %m\n", | |
92 | tests[i].name); | |
93 | status = 1; | |
94 | this_ok = false; | |
95 | } | |
96 | } | |
97 | ||
98 | struct rlimit64 r64; | |
99 | res = getrlimit64 (tests[i].resource, &r64); | |
100 | if (res == -1) | |
101 | { | |
102 | if (errno == EINVAL) | |
103 | { | |
104 | if (tests[i].required) | |
105 | { | |
106 | printf ("limit %s expectedly not available for getrlimit64" | |
107 | "\n", tests[i].name); | |
108 | status = 1; | |
109 | this_ok = false; | |
110 | } | |
111 | } | |
112 | else | |
113 | { | |
114 | printf ("getrlimit64 for %s returned unexpected error: %m\n", | |
115 | tests[i].name); | |
116 | status = 1; | |
117 | this_ok = false; | |
118 | } | |
119 | } | |
120 | ||
121 | if (this_ok) | |
122 | printf ("limit %s OK\n", tests[i].name); | |
123 | } | |
124 | ||
125 | return status; | |
126 | } | |
127 | ||
128 | #define TEST_FUNCTION do_test () | |
129 | #include "../test-skeleton.c" |