1 | /* Test NPTL with stack limit that is not a multiple of the page size. |
2 | Copyright (C) 2012-2022 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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <errno.h> |
20 | #include <stdio.h> |
21 | #include <string.h> |
22 | #include <sys/resource.h> |
23 | #include <sys/wait.h> |
24 | #include <stdlib.h> |
25 | |
26 | /* This sets the stack resource limit to 1023kb, which is not a multiple |
27 | of the page size since every architecture's page size is > 1k. */ |
28 | #ifndef ODD_STACK_LIMIT |
29 | # define ODD_STACK_LIMIT (1023 * 1024) |
30 | #endif |
31 | |
32 | static const char *command; |
33 | |
34 | static int |
35 | do_test (void) |
36 | { |
37 | int ret; |
38 | struct rlimit rlim; |
39 | |
40 | ret = getrlimit (RLIMIT_STACK, rlimits: &rlim); |
41 | if (ret != 0) |
42 | { |
43 | printf (format: "getrlimit failed: %s\n" , strerror (errno)); |
44 | return 1; |
45 | } |
46 | rlim.rlim_cur = ODD_STACK_LIMIT; |
47 | ret = setrlimit (RLIMIT_STACK, rlimits: &rlim); |
48 | if (ret != 0) |
49 | { |
50 | printf (format: "setrlimit failed: %s\n" , strerror (errno)); |
51 | return 1; |
52 | } |
53 | ret = system (command: command); |
54 | if (ret == -1) |
55 | { |
56 | printf (format: "system failed: %s\n" , strerror (errno)); |
57 | return 1; |
58 | } |
59 | if (WIFEXITED (ret)) |
60 | return WEXITSTATUS (ret); |
61 | else |
62 | return 1; |
63 | } |
64 | |
65 | #define OPT_COMMAND 10000 |
66 | #define CMDLINE_OPTIONS \ |
67 | { "command", required_argument, NULL, OPT_COMMAND }, |
68 | #define CMDLINE_PROCESS \ |
69 | case OPT_COMMAND: \ |
70 | command = optarg; \ |
71 | break; |
72 | #define TEST_FUNCTION do_test () |
73 | #include "../test-skeleton.c" |
74 | |