RFA: Patch to ser-unix.c (When infinite equals 32K seconds)

[Fernando Nasser <fnasser at cygnus dot com>]

This patch prevents the infinite read block to terminate after 32K seconds...


2000-09-12  Fernando Nasser  <fnasser@cygnus.com>

        * ser-unix.c (do_unix_readchar): Prevent infinite read wait to be
        interrupted after 32K seconds.

-- 
Fernando Nasser
Red Hat - Toronto                       E-Mail:  fnasser@cygnus.com
2323 Yonge Street, Suite #300           Tel:  416-482-2661 ext. 311
Toronto, Ontario   M4P 2C9              Fax:  416-482-6299


Index: ser-unix.c
===================================================================
RCS file: /cvs/src/src/gdb/ser-unix.c,v
retrieving revision 1.5
diff -c -p -r1.5 ser-unix.c
*** ser-unix.c  2000/07/30 01:48:27     1.5
--- ser-unix.c  2000/09/12 15:57:11
*************** do_unix_readchar (serial_t scb, int time
*** 927,933 ****
        }
  
        status = ser_unix_wait_for (scb, delta);
!       timeout -= delta;
  
        /* If we got a character or an error back from wait_for, then we can 
           break from the loop before the timeout is completed. */
--- 927,933 ----
        }
  
        status = ser_unix_wait_for (scb, delta);
!       timeout = (timeout <= 0) ? timeout : (timeout - delta);
  
        /* If we got a character or an error back from wait_for, then we can 
           break from the loop before the timeout is completed. */