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Commit | Line | Data |
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046f4516 UD |
1 | #include <dirent.h> |
2 | #include <fcntl.h> | |
ceaa9889 | 3 | #include <stdbool.h> |
046f4516 UD |
4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <string.h> | |
7 | #include <unistd.h> | |
ceaa9889 | 8 | #include <sys/stat.h> |
046f4516 UD |
9 | |
10 | ||
11 | static void prepare (void); | |
12 | #define PREPARE(argc, argv) prepare () | |
13 | ||
14 | static int do_test (void); | |
15 | #define TEST_FUNCTION do_test () | |
16 | ||
17 | #include "../test-skeleton.c" | |
18 | ||
19 | static int dir_fd; | |
20 | ||
21 | static void | |
22 | prepare (void) | |
23 | { | |
24 | size_t test_dir_len = strlen (test_dir); | |
25 | static const char dir_name[] = "/tst-mkfifoat.XXXXXX"; | |
26 | ||
27 | size_t dirbuflen = test_dir_len + sizeof (dir_name); | |
28 | char *dirbuf = malloc (dirbuflen); | |
29 | if (dirbuf == NULL) | |
30 | { | |
31 | puts ("out of memory"); | |
32 | exit (1); | |
33 | } | |
34 | ||
35 | snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name); | |
36 | if (mkdtemp (dirbuf) == NULL) | |
37 | { | |
38 | puts ("cannot create temporary directory"); | |
39 | exit (1); | |
40 | } | |
41 | ||
42 | add_temp_file (dirbuf); | |
43 | ||
44 | dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY); | |
45 | if (dir_fd == -1) | |
46 | { | |
47 | puts ("cannot open directory"); | |
48 | exit (1); | |
49 | } | |
50 | } | |
51 | ||
52 | ||
53 | static int | |
54 | do_test (void) | |
55 | { | |
56 | /* fdopendir takes over the descriptor, make a copy. */ | |
57 | int dupfd = dup (dir_fd); | |
58 | if (dupfd == -1) | |
59 | { | |
60 | puts ("dup failed"); | |
61 | return 1; | |
62 | } | |
63 | if (lseek (dupfd, 0, SEEK_SET) != 0) | |
64 | { | |
65 | puts ("1st lseek failed"); | |
66 | return 1; | |
67 | } | |
68 | ||
69 | /* The directory should be empty safe the . and .. files. */ | |
70 | DIR *dir = fdopendir (dupfd); | |
71 | if (dir == NULL) | |
72 | { | |
73 | puts ("fdopendir failed"); | |
74 | return 1; | |
75 | } | |
76 | struct dirent64 *d; | |
77 | while ((d = readdir64 (dir)) != NULL) | |
78 | if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0) | |
79 | { | |
80 | printf ("temp directory contains file \"%s\"\n", d->d_name); | |
81 | return 1; | |
82 | } | |
83 | closedir (dir); | |
84 | ||
85 | /* Create a new directory. */ | |
86 | int e = mkfifoat (dir_fd, "some-fifo", 0777); | |
87 | if (e == -1) | |
88 | { | |
89 | if (errno == ENOSYS) | |
90 | { | |
91 | puts ("*at functions not supported"); | |
92 | return 0; | |
93 | } | |
94 | ||
95 | puts ("fifo creation failed"); | |
96 | return 1; | |
97 | } | |
98 | ||
99 | struct stat64 st1; | |
100 | if (fstatat64 (dir_fd, "some-fifo", &st1, 0) != 0) | |
101 | { | |
102 | puts ("fstat64 failed"); | |
103 | return 1; | |
104 | } | |
105 | if (!S_ISFIFO (st1.st_mode)) | |
106 | { | |
107 | puts ("mkfifoat did not create FIFO"); | |
108 | return 1; | |
109 | } | |
110 | ||
111 | dupfd = dup (dir_fd); | |
112 | if (dupfd == -1) | |
113 | { | |
114 | puts ("dup failed"); | |
115 | return 1; | |
116 | } | |
117 | if (lseek (dupfd, 0, SEEK_SET) != 0) | |
118 | { | |
119 | puts ("1st lseek failed"); | |
120 | return 1; | |
121 | } | |
122 | ||
123 | dir = fdopendir (dupfd); | |
124 | if (dir == NULL) | |
125 | { | |
126 | puts ("2nd fdopendir failed"); | |
127 | return 1; | |
128 | } | |
129 | bool has_some_fifo = false; | |
130 | while ((d = readdir64 (dir)) != NULL) | |
131 | if (strcmp (d->d_name, "some-fifo") == 0) | |
132 | { | |
133 | has_some_fifo = true; | |
046f4516 UD |
134 | if (d->d_type != DT_UNKNOWN && d->d_type != DT_FIFO) |
135 | { | |
136 | puts ("d_type for some-fifo wrong"); | |
137 | return 1; | |
138 | } | |
046f4516 UD |
139 | } |
140 | else if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0) | |
141 | { | |
142 | printf ("temp directory contains file \"%s\"\n", d->d_name); | |
143 | return 1; | |
144 | } | |
145 | closedir (dir); | |
146 | ||
147 | if (!has_some_fifo) | |
148 | { | |
149 | puts ("some-fifo not in directory list"); | |
150 | return 1; | |
151 | } | |
152 | ||
153 | if (unlinkat (dir_fd, "some-fifo", 0) != 0) | |
154 | { | |
155 | puts ("unlinkat failed"); | |
156 | return 1; | |
157 | } | |
158 | ||
159 | close (dir_fd); | |
160 | ||
161 | return 0; | |
162 | } |