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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [gdb/] [testsuite/] [gdb.base/] [fileio.c] - Blame information for rev 24

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Line No. Rev Author Line
1 24 jeremybenn
#include <stdio.h>
2
#include <stdlib.h>
3
#include <string.h>
4
#include <sys/errno.h>
5
#include <sys/types.h>
6
#include <sys/fcntl.h>
7
#include <sys/stat.h>
8
#include <sys/time.h>
9
#include <errno.h>
10
#include <sys/wait.h>
11
#include <unistd.h>
12
/* TESTS :
13
 * - open(const char *pathname, int flags, mode_t mode);
14
1) Attempt to create file that already exists - EEXIST
15
2) Attempt to open a directory for writing - EISDIR
16
3) Pathname does not exist - ENOENT
17
4) Open for write but no write permission - EACCES
18
 
19
read(int fd, void *buf, size_t count);
20
1) Read using invalid file descriptor - EBADF
21
 
22
write(int fd, const void *buf, size_t count);
23
1) Write using invalid file descriptor - EBADF
24
2) Attempt to write to read-only file - EBADF
25
 
26
lseek(int fildes, off_t offset, int whence);
27
1) Seeking on an invalid file descriptor - EBADF
28
2) Invalid "whence" (3rd param) value -  EINVAL
29
 
30
close(int fd);
31
1) Attempt to close an invalid file descriptor - EBADF
32
 
33
stat(const char *file_name, struct stat *buf);
34
1) Pathname is a null string -  ENOENT
35
2) Pathname does not exist - ENOENT
36
 
37
fstat(int filedes, struct stat *buf);
38
1) Attempt to stat using an invalid file descriptor - EBADF
39
 
40
isatty (int desc);
41
Not applicable. We will test that it returns 1 when expected and a case
42
where it should return 0.
43
 
44
rename(const char *oldpath, const char *newpath);
45
1) newpath is an existing directory, but oldpath is not a directory. - EISDIR
46
2) newpath is a non-empty directory. - ENOTEMPTY or EEXIST
47
3) newpath is a subdirectory of old path. - EINVAL
48
4) oldpath does not exist. - ENOENT
49
 
50
unlink(const char *pathname);
51
1) pathname does not have write access. - EACCES
52
2) pathname does not exist. - ENOENT
53
 
54
time(time_t *t);
55
Not applicable.
56
 
57
system (const char * string);
58
1) Invalid string/command. -  returns 127.  */
59
static const char *strerrno (int err);
60
 
61
#define FILENAME    "foo.fileio.test"
62
#define RENAMED     "bar.fileio.test"
63
#define NONEXISTANT "nofoo.fileio.test"
64
#define NOWRITE     "nowrt.fileio.test"
65
#define TESTDIR1     "dir1.fileio.test"
66
#define TESTDIR2     "dir2.fileio.test"
67
#define TESTSUBDIR   "dir1.fileio.test/subdir.fileio.test"
68
 
69
#define STRING      "Hello World"
70
 
71
static void stop () {}
72
 
73
int
74
test_open ()
75
{
76
  int ret;
77
 
78
  /* Test opening */
79
  errno = 0;
80
  ret = open (FILENAME, O_CREAT | O_TRUNC | O_RDWR, S_IWUSR | S_IRUSR);
81
  printf ("open 1: ret = %d, errno = %d %s\n", ret, errno,
82
          ret >= 0 ? "OK" : "");
83
 
84
  if (ret >= 0)
85
    close (ret);
86
  stop ();
87
  /* Creating an already existing file (created by fileio.exp) */
88
  errno = 0;
89
  ret = open (FILENAME, O_CREAT | O_EXCL | O_WRONLY, S_IWUSR | S_IRUSR);
90
  printf ("open 2: ret = %d, errno = %d %s\n", ret, errno,
91
          strerrno (errno));
92
  if (ret >= 0)
93
    close (ret);
94
  stop ();
95
  /* Open directory (for writing) */
96
  errno = 0;
97
  ret = open (".", O_WRONLY);
98
  printf ("open 3: ret = %d, errno = %d %s\n", ret, errno,
99
          strerrno (errno));
100
  if (ret >= 0)
101
    close (ret);
102
  stop ();
103
  /* Opening nonexistant file */
104
  errno = 0;
105
  ret = open (NONEXISTANT, O_RDONLY);
106
  printf ("open 4: ret = %d, errno = %d %s\n", ret, errno,
107
          strerrno (errno));
108
  if (ret >= 0)
109
    close (ret);
110
  stop ();
111
  /* Open for write but no write permission */
112
  errno = 0;
113
  ret = open (NOWRITE, O_CREAT | O_RDONLY, S_IRUSR);
114
  if (ret >= 0)
115
    {
116
      close (ret);
117
      stop ();
118
      errno = 0;
119
      ret = open (NOWRITE, O_WRONLY);
120
      printf ("open 5: ret = %d, errno = %d %s\n", ret, errno,
121
              strerrno (errno));
122
      if (ret >= 0)
123
        close (ret);
124
    }
125
  else
126
    {
127
      stop ();
128
      printf ("open 5: ret = %d, errno = %d\n", ret, errno);
129
    }
130
  stop ();
131
}
132
 
133
int
134
test_write ()
135
{
136
  int fd, ret;
137
 
138
  /* Test writing */
139
  errno = 0;
140
  fd = open (FILENAME, O_WRONLY);
141
  if (fd >= 0)
142
    {
143
      errno = 0;
144
      ret = write (fd, STRING, strlen (STRING));
145
      printf ("write 1: ret = %d, errno = %d %s\n", ret, errno,
146
              ret == strlen (STRING) ? "OK" : "");
147
      close (fd);
148
    }
149
  else
150
    printf ("write 1: ret = %d, errno = %d\n", ret, errno);
151
  stop ();
152
  /* Write using invalid file descriptor */
153
  errno = 0;
154
  ret = write (999, STRING, strlen (STRING));
155
  printf ("write 2: ret = %d, errno = %d, %s\n", ret, errno,
156
          strerrno (errno));
157
  stop ();
158
  /* Write to a read-only file */
159
  errno = 0;
160
  fd = open (FILENAME, O_RDONLY);
161
  if (fd >= 0)
162
    {
163
      errno = 0;
164
      ret = write (fd, STRING, strlen (STRING));
165
      printf ("write 3: ret = %d, errno = %d %s\n", ret, errno,
166
              strerrno (errno));
167
    }
168
  else
169
    printf ("write 3: ret = %d, errno = %d\n", ret, errno);
170
  stop ();
171
}
172
 
173
int
174
test_read ()
175
{
176
  int fd, ret;
177
  char buf[16];
178
 
179
  /* Test reading */
180
  errno = 0;
181
  fd = open (FILENAME, O_RDONLY);
182
  if (fd >= 0)
183
    {
184
      memset (buf, 0, 16);
185
      errno = 0;
186
      ret = read (fd, buf, 16);
187
      buf[15] = '\0'; /* Don't trust anybody... */
188
      if (ret == strlen (STRING))
189
        printf ("read 1: %s %s\n", buf, !strcmp (buf, STRING) ? "OK" : "");
190
      else
191
        printf ("read 1: ret = %d, errno = %d\n", ret, errno);
192
      close (fd);
193
    }
194
  else
195
    printf ("read 1: ret = %d, errno = %d\n", ret, errno);
196
  stop ();
197
  /* Read using invalid file descriptor */
198
  errno = 0;
199
  ret = read (999, buf, 16);
200
  printf ("read 2: ret = %d, errno = %d %s\n", ret, errno,
201
          strerrno (errno));
202
  stop ();
203
}
204
 
205
int
206
test_lseek ()
207
{
208
  int fd;
209
  off_t ret = 0;
210
 
211
  /* Test seeking */
212
  errno = 0;
213
  fd = open (FILENAME, O_RDONLY);
214
  if (fd >= 0)
215
    {
216
      errno = 0;
217
      ret = lseek (fd, 0, SEEK_CUR);
218
      printf ("lseek 1: ret = %ld, errno = %d, %s\n", (long) ret, errno,
219
              ret == 0 ? "OK" : "");
220
      stop ();
221
      errno = 0;
222
      ret = lseek (fd, 0, SEEK_END);
223
      printf ("lseek 2: ret = %ld, errno = %d, %s\n", (long) ret, errno,
224
              ret == 11 ? "OK" : "");
225
      stop ();
226
      errno = 0;
227
      ret = lseek (fd, 3, SEEK_SET);
228
      printf ("lseek 3: ret = %ld, errno = %d, %s\n", (long) ret, errno,
229
              ret == 3 ? "OK" : "");
230
      close (fd);
231
    }
232
  else
233
    {
234
      printf ("lseek 1: ret = %d, errno = %d %s\n", ret, errno,
235
              strerrno (errno));
236
      stop ();
237
      printf ("lseek 2: ret = %d, errno = %d %s\n", ret, errno,
238
              strerrno (errno));
239
      stop ();
240
      printf ("lseek 3: ret = %d, errno = %d %s\n", ret, errno,
241
              strerrno (errno));
242
    }
243
  /* Seeking on an invalid file descriptor */
244
  stop ();
245
}
246
 
247
int
248
test_close ()
249
{
250
  int fd, ret;
251
 
252
  /* Test close */
253
  errno = 0;
254
  fd = open (FILENAME, O_RDONLY);
255
  if (fd >= 0)
256
    {
257
      errno = 0;
258
      ret = close (fd);
259
      printf ("close 1: ret = %d, errno = %d, %s\n", ret, errno,
260
              ret == 0 ? "OK" : "");
261
    }
262
  else
263
    printf ("close 1: ret = %d, errno = %d\n", ret, errno);
264
  stop ();
265
  /* Close an invalid file descriptor */
266
  errno = 0;
267
  ret = close (999);
268
  printf ("close 2: ret = %d, errno = %d, %s\n", ret, errno,
269
          strerrno (errno));
270
  stop ();
271
}
272
 
273
int
274
test_stat ()
275
{
276
  int ret;
277
  struct stat st;
278
 
279
  /* Test stat */
280
  errno = 0;
281
  ret = stat (FILENAME, &st);
282
  if (!ret)
283
    printf ("stat 1: ret = %d, errno = %d %s\n", ret, errno,
284
            st.st_size == 11 ? "OK" : "");
285
  else
286
    printf ("stat 1: ret = %d, errno = %d\n", ret, errno);
287
  stop ();
288
  /* NULL pathname */
289
  errno = 0;
290
  ret = stat (NULL, &st);
291
  printf ("stat 2: ret = %d, errno = %d %s\n", ret, errno,
292
          strerrno (errno));
293
  stop ();
294
  /* Empty pathname */
295
  errno = 0;
296
  ret = stat ("", &st);
297
  printf ("stat 3: ret = %d, errno = %d %s\n", ret, errno,
298
          strerrno (errno));
299
  stop ();
300
  /* Nonexistant file */
301
  errno = 0;
302
  ret = stat (NONEXISTANT, &st);
303
  printf ("stat 4: ret = %d, errno = %d %s\n", ret, errno,
304
          strerrno (errno));
305
  stop ();
306
}
307
 
308
int
309
test_fstat ()
310
{
311
  int fd, ret;
312
  struct stat st;
313
 
314
  /* Test fstat */
315
  errno = 0;
316
  fd = open (FILENAME, O_RDONLY);
317
  if (fd >= 0)
318
    {
319
      errno = 0;
320
      ret = fstat (fd, &st);
321
      if (!ret)
322
        printf ("fstat 1: ret = %d, errno = %d %s\n", ret, errno,
323
                st.st_size == 11 ? "OK" : "");
324
      else
325
        printf ("fstat 1: ret = %d, errno = %d\n", ret, errno);
326
      close (fd);
327
    }
328
  else
329
    printf ("fstat 1: ret = %d, errno = %d\n", ret, errno);
330
  stop ();
331
  /* Fstat using invalid file descriptor */
332
  errno = 0;
333
  ret = fstat (999, &st);
334
  printf ("fstat 2: ret = %d, errno = %d %s\n", ret, errno,
335
          strerrno (errno));
336
  stop ();
337
}
338
 
339
int
340
test_isatty ()
341
{
342
  int fd;
343
 
344
  /* Check std I/O */
345
  printf ("isatty 1: stdin %s\n", isatty (0) ? "yes OK" : "no");
346
  stop ();
347
  printf ("isatty 2: stdout %s\n", isatty (1) ? "yes OK" : "no");
348
  stop ();
349
  printf ("isatty 3: stderr %s\n", isatty (2) ? "yes OK" : "no");
350
  stop ();
351
  /* Check invalid fd */
352
  printf ("isatty 4: invalid %s\n", isatty (999) ? "yes" : "no OK");
353
  stop ();
354
  /* Check open file */
355
  fd = open (FILENAME, O_RDONLY);
356
  if (fd >= 0)
357
    {
358
      printf ("isatty 5: file %s\n", isatty (fd) ? "yes" : "no OK");
359
      close (fd);
360
    }
361
  else
362
    printf ("isatty 5: file couldn't open\n");
363
  stop ();
364
}
365
 
366
 
367
int
368
test_system ()
369
{
370
  /*
371
   * Requires test framework to switch on "set remote system-call-allowed 1"
372
   */
373
  int ret;
374
  char sys[512];
375
 
376
  /* Test for shell */
377
  ret = system (NULL);
378
  printf ("system 1: ret = %d %s\n", ret, ret != 0 ? "OK" : "");
379
  stop ();
380
  /* This test prepares the directory for test_rename() */
381
  sprintf (sys, "mkdir -p %s %s", TESTSUBDIR, TESTDIR2);
382
  ret = system (sys);
383
  if (ret == 127)
384
    printf ("system 2: ret = %d /bin/sh unavailable???\n", ret);
385
  else
386
    printf ("system 2: ret = %d %s\n", ret, ret == 0 ? "OK" : "");
387
  stop ();
388
  /* Invalid command (just guessing ;-) ) */
389
  ret = system ("wrtzlpfrmpft");
390
  printf ("system 3: ret = %d %s\n", ret, WEXITSTATUS (ret) == 127 ? "OK" : "");
391
  stop ();
392
}
393
 
394
int
395
test_rename ()
396
{
397
  int ret;
398
  struct stat st;
399
 
400
  /* Test rename */
401
  errno = 0;
402
  ret = rename (FILENAME, RENAMED);
403
  if (!ret)
404
    {
405
      errno = 0;
406
      ret = stat (FILENAME, &st);
407
      if (ret && errno == ENOENT)
408
        {
409
          errno = 0;
410
          ret = stat (RENAMED, &st);
411
          printf ("rename 1: ret = %d, errno = %d %s\n", ret, errno,
412
                  strerrno (errno));
413
          errno = 0;
414
        }
415
      else
416
        printf ("rename 1: ret = %d, errno = %d\n", ret, errno);
417
    }
418
  else
419
    printf ("rename 1: ret = %d, errno = %d\n", ret, errno);
420
  stop ();
421
  /* newpath is existing directory, oldpath is not a directory */
422
  errno = 0;
423
  ret = rename (RENAMED, TESTDIR2);
424
  printf ("rename 2: ret = %d, errno = %d %s\n", ret, errno,
425
          strerrno (errno));
426
  stop ();
427
  /* newpath is a non-empty directory */
428
  errno = 0;
429
  ret = rename (TESTDIR2, TESTDIR1);
430
  printf ("rename 3: ret = %d, errno = %d %s\n", ret, errno,
431
          strerrno (errno));
432
  stop ();
433
  /* newpath is a subdirectory of old path */
434
  errno = 0;
435
  ret = rename (TESTDIR1, TESTSUBDIR);
436
  printf ("rename 4: ret = %d, errno = %d %s\n", ret, errno,
437
          strerrno (errno));
438
  stop ();
439
  /* oldpath does not exist */
440
  errno = 0;
441
  ret = rename (NONEXISTANT, FILENAME);
442
  printf ("rename 5: ret = %d, errno = %d %s\n", ret, errno,
443
          strerrno (errno));
444
  stop ();
445
}
446
 
447
int
448
test_unlink ()
449
{
450
  int ret;
451
  char name[256];
452
  char sys[512];
453
 
454
  /* Test unlink */
455
  errno = 0;
456
  ret = unlink (RENAMED);
457
  printf ("unlink 1: ret = %d, errno = %d %s\n", ret, errno,
458
          strerrno (errno));
459
  stop ();
460
  /* No write access */
461
  sprintf (name, "%s/%s", TESTDIR2, FILENAME);
462
  errno = 0;
463
  ret = open (name, O_CREAT | O_RDONLY, S_IRUSR | S_IWUSR);
464
  if (ret >= 0)
465
    {
466
      sprintf (sys, "chmod -w %s", TESTDIR2);
467
      ret = system (sys);
468
      if (!ret)
469
        {
470
          errno = 0;
471
          ret = unlink (name);
472
          printf ("unlink 2: ret = %d, errno = %d %s\n", ret, errno,
473
                  strerrno (errno));
474
        }
475
      else
476
        printf ("unlink 2: ret = %d chmod failed\n", ret, errno);
477
    }
478
  else
479
    printf ("unlink 2: ret = %d, errno = %d\n", ret, errno);
480
  stop ();
481
  /* pathname doesn't exist */
482
  errno = 0;
483
  ret = unlink (NONEXISTANT);
484
  printf ("unlink 3: ret = %d, errno = %d %s\n", ret, errno,
485
          strerrno (errno));
486
  stop ();
487
}
488
 
489
int
490
test_time ()
491
{
492
  time_t ret, t;
493
 
494
  errno = 0;
495
  ret = time (&t);
496
  printf ("time 1: ret = %ld, errno = %d, t = %ld %s\n", (long) ret, errno, (long) t, ret == t ? "OK" : "");
497
  stop ();
498
  errno = 0;
499
  ret = time (NULL);
500
  printf ("time 2: ret = %ld, errno = %d, t = %ld %s\n",
501
          (long) ret, errno, (long) t, ret >= t && ret < t + 10 ? "OK" : "");
502
  stop ();
503
}
504
 
505
static const char *
506
strerrno (int err)
507
{
508
  switch (err)
509
    {
510
    case 0: return "OK";
511
#ifdef EACCES
512
    case EACCES: return "EACCES";
513
#endif
514
#ifdef EBADF
515
    case EBADF: return "EBADF";
516
#endif
517
#ifdef EEXIST
518
    case EEXIST: return "EEXIST";
519
#endif
520
#ifdef EFAULT
521
    case EFAULT: return "EFAULT";
522
#endif
523
#ifdef EINVAL
524
    case EINVAL: return "EINVAL";
525
#endif
526
#ifdef EISDIR
527
    case EISDIR: return "EISDIR";
528
#endif
529
#ifdef ENOENT
530
    case ENOENT: return "ENOENT";
531
#endif
532
#ifdef ENOTEMPTY
533
    case ENOTEMPTY: return "ENOTEMPTY";
534
#endif
535
#ifdef EBUSY
536
    case EBUSY: return "EBUSY";
537
#endif
538
    default: return "E??";
539
    }
540
}
541
 
542
int
543
main ()
544
{
545
  /* Don't change the order of the calls.  They partly depend on each other */
546
  test_open ();
547
  test_write ();
548
  test_read ();
549
  test_lseek ();
550
  test_close ();
551
  test_stat ();
552
  test_fstat ();
553
  test_isatty ();
554
  test_system ();
555
  test_rename ();
556
  test_unlink ();
557
  test_time ();
558
  return 0;
559
}

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