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1812d50b UD |
1 | #include <stdio.h> |
2 | #include <fcntl.h> | |
3 | #include <stdlib.h> | |
4 | #include <unistd.h> | |
5 | #include <dirent.h> | |
6 | #include <stdbool.h> | |
7 | #include <string.h> | |
8 | ||
9 | ||
10 | static int | |
11 | do_test (void) | |
12 | { | |
13 | char fname[] = "/tmp/jXXXXXX"; | |
14 | int fd = mkstemp (fname); | |
15 | if (fd == -1) | |
16 | { | |
17 | puts ("mkstemp failed"); | |
18 | return 1; | |
19 | } | |
20 | ||
21 | write (fd, "hello", 5); | |
22 | close (fd); | |
23 | ||
24 | struct stat64 st; | |
25 | if (stat64 (fname, &st) == -1) | |
26 | { | |
27 | puts ("first stat failed"); | |
28 | return 0; | |
29 | } | |
30 | ||
31 | /* Make sure there is enough time between the creation and the access. */ | |
32 | sleep (2); | |
33 | ||
34 | fd = open (fname, O_RDONLY | O_NOATIME); | |
35 | if (fd == -1) | |
36 | { | |
37 | puts ("first open failed"); | |
38 | return 1; | |
39 | } | |
40 | ||
41 | char buf[5]; | |
42 | read(fd, buf, sizeof (buf)); | |
43 | close(fd); | |
44 | ||
45 | struct stat64 st2; | |
46 | if (stat64 (fname, &st2) == -1) | |
47 | { | |
48 | puts ("second stat failed"); | |
49 | return 0; | |
50 | } | |
51 | ||
52 | bool no_noatime = false; | |
53 | #ifdef _STATBUF_ST_NSEC | |
54 | if (st.st_atim.tv_sec != st2.st_atim.tv_sec | |
55 | || st.st_atim.tv_nsec != st2.st_atim.tv_nsec) | |
56 | #else | |
57 | if (st.st_atime != st2.st_atime) | |
58 | #endif | |
59 | { | |
60 | puts ("file atime changed"); | |
61 | no_noatime = true; | |
62 | } | |
63 | ||
64 | unlink(fname); | |
65 | ||
66 | strcpy(fname, "/tmp/dXXXXXX"); | |
67 | char *d = mkdtemp (fname); | |
68 | if (d == NULL) | |
69 | { | |
70 | puts ("mkdtemp failed"); | |
71 | return 1; | |
72 | } | |
73 | ||
74 | if (stat64 (d, &st) == -1) | |
75 | { | |
76 | puts ("third stat failed"); | |
77 | return 0; | |
78 | } | |
79 | sleep (2); | |
80 | ||
81 | fd = open64 (d, O_RDONLY|O_NDELAY|O_DIRECTORY|O_NOATIME); | |
82 | if (fd == -1) | |
83 | { | |
84 | puts ("second open failed"); | |
85 | return 1; | |
86 | } | |
87 | DIR *dir = fdopendir (fd); | |
88 | if (dir == NULL) | |
89 | { | |
90 | puts ("fdopendir failed"); | |
91 | return 1; | |
92 | } | |
93 | ||
94 | struct dirent *de; | |
95 | while ((de = readdir (dir)) != NULL) | |
96 | ; | |
97 | ||
98 | closedir (dir); | |
99 | ||
100 | if (stat64 (d, &st2) == -1) | |
101 | { | |
102 | puts ("fourth stat failed"); | |
103 | return 0; | |
104 | } | |
105 | #ifdef _STATBUF_ST_NSEC | |
106 | if (!no_noatime | |
107 | && (st.st_atim.tv_sec != st2.st_atim.tv_sec | |
108 | || st.st_atim.tv_nsec != st2.st_atim.tv_nsec)) | |
109 | #else | |
110 | if (!no_noatime && st.st_atime != st2.st_atime) | |
111 | #endif | |
112 | { | |
113 | puts ("directory atime changed"); | |
114 | return 1; | |
115 | } | |
116 | ||
117 | rmdir(fname); | |
118 | ||
119 | return 0; | |
120 | } | |
121 | ||
122 | #define TIMEOUT 6 | |
123 | #define TEST_FUNCTION do_test () | |
124 | #include "../test-skeleton.c" |