/* Copyright (C) 1998, 2000 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> #include <sys/stat.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; retval = mkstemp(tmpname); close(retval); unlink(tmpname); /* 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"