1  #include <errno.h>
       2  #include <dirent.h>
       3  #include <stdio.h>
       4  #include <stdlib.h>
       5  #include <unistd.h>
       6  
       7  
       8  static int
       9  do_test (void)
      10  {
      11    char tmpl[] = "/tmp/tst-fdopendir2-XXXXXX";
      12    int fd = mkstemp (tmpl);
      13    if (fd == -1)
      14      {
      15        puts ("cannot open temp file");
      16        return 1;
      17      }
      18  
      19    errno = 0;
      20    DIR *d = fdopendir (fd);
      21  
      22    int e = errno;
      23  
      24    close (fd);
      25    unlink (tmpl);
      26  
      27    if (d != NULL)
      28      {
      29        puts ("fdopendir with normal file descriptor did not fail");
      30        return 1;
      31      }
      32    if (e != ENOTDIR)
      33      {
      34        printf ("fdopendir set errno to %d, not %d as expected\n", e, ENOTDIR);
      35        return 1;
      36      }
      37  
      38    return 0;
      39  }
      40  
      41  #define TEST_FUNCTION do_test ()
      42  #include "../test-skeleton.c"