2 #define _XOPEN_SOURCE 700
14 static const char path[] = ".";
15 static const int id = 's';
19 t_error("%s failed: %s\n", #f, strerror(errno)); \
22 #define EQ(a,b,fmt) do{ \
24 t_error("%s == %s failed: " fmt "\n", #a, #b, a, b); \
31 int semid, semval, sempid, semncnt, semzcnt;
32 struct semid_ds semid_ds;
36 unsigned short *array;
41 T(k = ftok(path, id));
43 /* make sure we get a clean semaphore id */
44 T(semid = semget(k, 1, IPC_CREAT|0666));
45 T(semctl(semid, 0, IPC_RMID));
46 T(semid = semget(k, 1, IPC_CREAT|IPC_EXCL|0666));
53 if (semget(k, 1, IPC_CREAT|IPC_EXCL|0666) != -1 || errno != EEXIST)
54 t_error("semget(IPC_CREAT|IPC_EXCL) should have failed with EEXIST, got %s\n", strerror(errno));
56 /* check if msgget initilaized the msqid_ds structure correctly */
58 T(semctl(semid, 0, IPC_STAT, arg));
59 EQ(semid_ds.sem_perm.cuid, geteuid(), "got %d, want %d");
60 EQ(semid_ds.sem_perm.uid, geteuid(), "got %d, want %d");
61 EQ(semid_ds.sem_perm.cgid, getegid(), "got %d, want %d");
62 EQ(semid_ds.sem_perm.gid, getegid(), "got %d, want %d");
63 EQ(semid_ds.sem_perm.mode & 0x1ff, 0666, "got %o, want %o");
64 EQ(semid_ds.sem_nsems, 1, "got %d, want %d");
65 EQ((long)semid_ds.sem_otime, 0, "got %ld, want %d");
66 if (semid_ds.sem_ctime < t)
67 t_error("semid_ds.sem_ctime >= t failed: got %ld, want >= %ld\n", (long)semid_ds.sem_ctime, (long)t);
68 if (semid_ds.sem_ctime > t+5)
69 t_error("semid_ds.sem_ctime <= t+5 failed: got %ld, want <= %ld\n", (long)semid_ds.sem_ctime, (long)t+5);
75 T(semop(semid, &sops, 1));
76 T(semval = semctl(semid, 0, GETVAL));
77 EQ(semval, 1, "got %d, want %d");
78 T(sempid = semctl(semid, 0, GETPID));
79 EQ(sempid, getpid(), "got %d, want %d");
80 T(semncnt = semctl(semid, 0, GETNCNT));
81 EQ(semncnt, 0, "got %d, want %d");
82 T(semzcnt = semctl(semid, 0, GETZCNT));
83 EQ(semzcnt, 0, "got %d, want %d");
92 T(k = ftok(path, id));
93 T(semid = semget(k, 0, 0));
99 T(semop(semid, &sops, 1));
100 T(semval = semctl(semid, 0, GETVAL));
101 EQ(semval, 0, "got %d, want %d");
104 T(semctl(semid, 0, IPC_RMID));
115 t_error("fork failed: %s\n", strerror(errno));
119 T(waitpid(p, &status, 0));
120 if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
121 t_error("child exit status: %d\n", status);