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/* Check that the syscalls implementing fdopen work trivially.

#output: This is the first line of this test.\npass\n

*/

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

#include <sys/stat.h>

#include <fcntl.h>

void

perr (const char *s)

{

  perror (s);

  exit (1);

}

int

main (void)

{

  FILE *f;

  int fd;

  const char fname[] = "sk1test.dat";

  const char tsttxt1[]

    = "This is the first line of this test.\n";

  char buf[sizeof (tsttxt1)] = "";

  /* Write a line to stdout.  */

  f = fdopen (1, "w");

  if (f == NULL

      || fwrite (tsttxt1, 1, strlen (tsttxt1), f) != strlen (tsttxt1))

    perr ("fdopen or fwrite");

#if 0

  /* Unfortunately we can't get < /dev/null to the simulator with

     reasonable test-framework surgery.  */

  /* Try to read from stdin.  Expect EOF.  */

  f = fdopen (0, "r");

  if (f == NULL

      || fread (buf, 1, sizeof (buf), f) != 0

      || feof (f) == 0

      || ferror (f) != 0)

    {

      printf ("fail\n");

      exit (1);

    }

#endif

  printf ("pass\n");

  exit (0);

}