| /* Copyright (C) 1998 Free Software Foundation, Inc. |
| 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 Library General Public License as |
| published by the Free Software Foundation; either version 2 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 |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with the GNU C Library; see the file COPYING.LIB. If not, |
| write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #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", stderr); |
| closedir (dirp); |
| return 1; |
| } |
| |
| if (errno != ENOTDIR) |
| { |
| fprintf (stderr, "`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; |
| } |
| |
| |
| void |
| do_cleanup (void) |
| { |
| remove (tmpname); |
| } |
| #define CLEANUP_HANDLER do_cleanup () |
| |
| |
| /* Include the test skeleton. */ |
| #include <test-skeleton.c> |