File: opendir-tst1.c

package info (click to toggle)
glibc 2.24-11+deb9u4
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 225,852 kB
  • sloc: ansic: 996,505; asm: 261,827; sh: 10,484; makefile: 9,856; cpp: 4,169; python: 3,971; perl: 2,254; awk: 1,753; pascal: 1,521; yacc: 291; sed: 80
file content (96 lines) | stat: -rw-r--r-- 2,114 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
/* Copyright (C) 1998-2016 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

/* Name of the FIFO.  */
char tmpname[] = "fifoXXXXXX";


/* Do the real work.  */
static int
real_test (void)
{
  DIR *dirp;

  /* This should not block for an FIFO.  */
  dirp = opendir (tmpname);

  /* Successful.  */
  if (dirp != NULL)
    {
      /* Oh, oh, how can this work?  */
      fputs ("`opendir' succeeded on a FIFO???\n", stdout);
      closedir (dirp);
      return 1;
    }

  if (errno != ENOTDIR)
    {
      fprintf (stdout, "`opendir' return error `%s' instead of `%s'\n",
	       strerror (errno), strerror (ENOTDIR));
      return 1;
    }

  return 0;
}


static int
do_test (int argc, char *argv[])
{
  int retval;

  if (mktemp (tmpname) == NULL)
    {
      perror ("mktemp");
      return 1;
    }

  /* Try to generate a FIFO.  */
  if (mknod (tmpname, 0600 | S_IFIFO, 0) < 0)
    {
      perror ("mknod");
      /* We cannot make this an error.  */
      return 0;
    }

  retval = real_test ();

  remove (tmpname);

  return retval;
}


static void
do_cleanup (void)
{
  remove (tmpname);
}
#define CLEANUP_HANDLER do_cleanup ()


/* Include the test skeleton.  */
#include <test-skeleton.c>