dirent/tst-fdopendir2.c

   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"