| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | #include <errno.h> |
| 2 | #include <stdbool.h> |
| 3 | #include <stdio.h> |
| 4 | #include <sys/resource.h> |
| 5 | |
| 6 | |
| 7 | static struct |
| 8 | { |
| 9 | const char *name; |
| 10 | int resource; |
| 11 | bool required; |
| 12 | } tests[] = |
| 13 | { |
| 14 | /* The following 7 limits are part of POSIX and must exist. */ |
| 15 | { "RLIMIT_CORE", RLIMIT_CORE, true }, |
| 16 | { "RLIMIT_CPU", RLIMIT_CPU, true }, |
| 17 | { "RLIMIT_DATA", RLIMIT_DATA, true }, |
| 18 | { "RLIMIT_FSIZE", RLIMIT_FSIZE, true }, |
| 19 | { "RLIMIT_NOFILE", RLIMIT_NOFILE, true }, |
| 20 | { "RLIMIT_STACK", RLIMIT_STACK, true }, |
| 21 | { "RLIMIT_AS", RLIMIT_AS, true }, |
| 22 | /* The following are traditional Unix limits which are also |
| 23 | expected (by us). */ |
| 24 | { "RLIMIT_RSS", RLIMIT_RSS, true }, |
| 25 | { "RLIMIT_NPROC", RLIMIT_NPROC, true }, |
| 26 | /* The following are extensions. */ |
| 27 | #ifdef RLIMIT_MEMLOCK |
| 28 | { "RLIMIT_MEMLOCK", RLIMIT_MEMLOCK, false }, |
| 29 | #endif |
| 30 | #ifdef RLIMIT_LOCKS |
| 31 | { "RLIMIT_LOCKS", RLIMIT_LOCKS, false }, |
| 32 | #endif |
| 33 | #ifdef RLIMIT_SIGPENDING |
| 34 | { "RLIMIT_SIGPENDING", RLIMIT_SIGPENDING, false }, |
| 35 | #endif |
| 36 | #ifdef RLIMIT_MSGQUEUE |
| 37 | { "RLIMIT_MSGQUEUE", RLIMIT_MSGQUEUE, false }, |
| 38 | #endif |
| 39 | #ifdef RLIMIT_NICE |
| 40 | { "RLIMIT_NICE", RLIMIT_NICE, false }, |
| 41 | #endif |
| 42 | #ifdef RLIMIT_RTPRIO |
| 43 | { "RLIMIT_RTPRIO", RLIMIT_RTPRIO, false }, |
| 44 | #endif |
| 45 | }; |
| 46 | #define ntests (sizeof (tests) / sizeof (tests[0])) |
| 47 | |
| 48 | |
| 49 | static int |
| 50 | do_test (void) |
| 51 | { |
| 52 | int status = 0; |
| 53 | |
| 54 | for (int i = 0; i < ntests; ++i) |
| 55 | { |
| 56 | bool this_ok = true; |
| 57 | |
| 58 | struct rlimit r; |
| 59 | int res = getrlimit (tests[i].resource, &r); |
| 60 | if (res == -1) |
| 61 | { |
| 62 | if (errno == EINVAL) |
| 63 | { |
| 64 | if (tests[i].required) |
| 65 | { |
| 66 | printf ("limit %s expectedly not available for getrlimit\n", |
| 67 | tests[i].name); |
| 68 | status = 1; |
| 69 | this_ok = false; |
| 70 | } |
| 71 | } |
| 72 | else |
| 73 | { |
| 74 | printf ("getrlimit for %s returned unexpected error: %m\n", |
| 75 | tests[i].name); |
| 76 | status = 1; |
| 77 | this_ok = false; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | struct rlimit64 r64; |
| 82 | res = getrlimit64 (tests[i].resource, &r64); |
| 83 | if (res == -1) |
| 84 | { |
| 85 | if (errno == EINVAL) |
| 86 | { |
| 87 | if (tests[i].required) |
| 88 | { |
| 89 | printf ("limit %s expectedly not available for getrlimit64" |
| 90 | "\n", tests[i].name); |
| 91 | status = 1; |
| 92 | this_ok = false; |
| 93 | } |
| 94 | } |
| 95 | else |
| 96 | { |
| 97 | printf ("getrlimit64 for %s returned unexpected error: %m\n", |
| 98 | tests[i].name); |
| 99 | status = 1; |
| 100 | this_ok = false; |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | if (this_ok) |
| 105 | printf ("limit %s OK\n", tests[i].name); |
| 106 | } |
| 107 | |
| 108 | return status; |
| 109 | } |
| 110 | |
| 111 | #define TEST_FUNCTION do_test () |
| 112 | #include "../test-skeleton.c" |