hurd: Add c++-types expected result
[glibc.git] / io / tst-mknodat.c
blobcba4dffadfcc13c356f38bed4c7515b9434f0bcd
1 #include <dirent.h>
2 #include <fcntl.h>
3 #include <stdio.h>
4 #include <stdlib.h>
5 #include <string.h>
6 #include <unistd.h>
9 static void prepare (void);
10 #define PREPARE(argc, argv) prepare ()
12 static int do_test (void);
13 #define TEST_FUNCTION do_test ()
15 #include "../test-skeleton.c"
17 static int dir_fd;
19 static void
20 prepare (void)
22 size_t test_dir_len = strlen (test_dir);
23 static const char dir_name[] = "/tst-mknodat.XXXXXX";
25 size_t dirbuflen = test_dir_len + sizeof (dir_name);
26 char *dirbuf = malloc (dirbuflen);
27 if (dirbuf == NULL)
29 puts ("out of memory");
30 exit (1);
33 snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name);
34 if (mkdtemp (dirbuf) == NULL)
36 puts ("cannot create temporary directory");
37 exit (1);
40 add_temp_file (dirbuf);
42 dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY);
43 if (dir_fd == -1)
45 puts ("cannot open directory");
46 exit (1);
51 static int
52 do_test (void)
54 /* fdopendir takes over the descriptor, make a copy. */
55 int dupfd = dup (dir_fd);
56 if (dupfd == -1)
58 puts ("dup failed");
59 return 1;
61 if (lseek (dupfd, 0, SEEK_SET) != 0)
63 puts ("1st lseek failed");
64 return 1;
67 /* The directory should be empty safe the . and .. files. */
68 DIR *dir = fdopendir (dupfd);
69 if (dir == NULL)
71 puts ("fdopendir failed");
72 return 1;
74 struct dirent64 *d;
75 while ((d = readdir64 (dir)) != NULL)
76 if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0)
78 printf ("temp directory contains file \"%s\"\n", d->d_name);
79 return 1;
81 closedir (dir);
83 /* Create a new fifo. */
84 int e = mknodat (dir_fd, "some-fifo", 0777 | S_IFIFO, 0);
85 if (e == -1)
87 if (errno == ENOSYS)
89 puts ("*at functions not supported");
90 return 0;
93 puts ("fifo creation failed");
94 return 1;
97 struct stat64 st1;
98 if (fstatat64 (dir_fd, "some-fifo", &st1, 0) != 0)
100 puts ("fstat64 failed");
101 return 1;
103 if (!S_ISFIFO (st1.st_mode))
105 puts ("mknodat did not create a fifo");
106 return 1;
109 dupfd = dup (dir_fd);
110 if (dupfd == -1)
112 puts ("dup failed");
113 return 1;
115 if (lseek (dupfd, 0, SEEK_SET) != 0)
117 puts ("1st lseek failed");
118 return 1;
121 dir = fdopendir (dupfd);
122 if (dir == NULL)
124 puts ("2nd fdopendir failed");
125 return 1;
127 bool has_some_fifo = false;
128 while ((d = readdir64 (dir)) != NULL)
129 if (strcmp (d->d_name, "some-fifo") == 0)
131 has_some_fifo = true;
132 #ifdef _DIRENT_HAVE_D_TYPE
133 if (d->d_type != DT_UNKNOWN && d->d_type != DT_FIFO)
135 puts ("d_type for some-fifo wrong");
136 return 1;
138 #endif
140 else if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0)
142 printf ("temp directory contains file \"%s\"\n", d->d_name);
143 return 1;
145 closedir (dir);
147 if (!has_some_fifo)
149 puts ("some-fifo not in directory list");
150 return 1;
153 if (unlinkat (dir_fd, "some-fifo", 0) != 0)
155 puts ("unlinkat failed");
156 return 1;
159 close (dir_fd);
161 return 0;