gen/FreeBSD/isatty.c.patch

   1 --- isatty.c.orig       2003-05-20 15:21:02.000000000 -0700
   2 +++ isatty.c    2005-06-02 13:46:32.000000000 -0700
   3 @@ -39,14 +39,21 @@
   4
   5  #include <termios.h>
   6  #include <unistd.h>
   7 +#include <sys/filio.h>
   8 +#include <sys/conf.h>
   9 +#include <errno.h>
  10
  11  int
  12  isatty(fd)
  13         int fd;
  14  {
  15 -       int retval;
  16 +       int retval, type;
  17         struct termios t;
  18
  19 -       retval = (tcgetattr(fd, &t) != -1);
  20 +       if(ioctl(fd, FIODTYPE, &type) != -1) {
  21 +           if((retval = (type == D_TTY)) == 0)
  22 +               errno = ENOTTY;
  23 +       } else
  24 +           retval = (tcgetattr(fd, &t) != -1);
  25         return(retval);
  26  }