telnet/patches/telnetd-0.17-pty_read.patch0

   1 --- telnetd/telnetd.c   2005-01-19 14:37:25.000000000 +0000
   2 +++ telnetd/telnetd.c.new       2005-01-19 14:48:12.000000000 +0000
   3 @@ -697,6 +697,7 @@
   4      int on = 1;
   5      char *HE;
   6      const char *IM;
   7 +    int pty_read_ok = 0; /* track whether the pty read has worked yet */
   8
   9      /*
  10       * Initialize the slc mapping table.
  11 @@ -1016,12 +1017,13 @@
  12              * off the master side before the slave side is
  13              * opened, we get EIO.
  14              */
  15 -           if (pcc < 0 && (errno == EWOULDBLOCK || errno == EIO)) {
  16 +           if (pcc < 0 && (errno == EWOULDBLOCK || (errno == EIO && pty_read_ok == 0))) {
  17                 pcc = 0;
  18             }
  19             else {
  20                 if (pcc <= 0)
  21                     break;
  22 +               pty_read_ok = 1;        /* mark connection up for read */
  23  #ifdef LINEMODE
  24                                 /*
  25                                  * If ioctl from pty, pass it through net