Subversion Repositories openrisc

/* isatty.c */

/* Dumb implementation so programs will at least run.  */

#include <sys/stat.h>

#include <errno.h>

int

_DEFUN(_isatty, (fd), int fd)

{

  struct stat buf;

  if (fstat (fd, &buf) < 0) {

    errno = EBADF;

    return 0;

  }

  if (S_ISCHR (buf.st_mode))

    return 1;

  errno = ENOTTY;

  return 0;

}