Bash-4.3 Official Patch 2

[Chet Ramey]

                             BASH PATCH REPORT
                             =================

Bash-Release:   4.3
Patch-ID:       bash43-002

Bug-Reported-by:        Moe Tunes <moetunes42@gmail.com>
Bug-Reference-ID:       <53103F49.3070100@gmail.com>
Bug-Reference-URL:      
http://lists.gnu.org/archive/html/bug-bash/2014-02/msg00086.html

Bug-Description:

A change to save state while running the DEBUG trap caused pipelines to hang
on systems which need process group synchronization while building pipelines.

Patch (apply with `patch -p0'):

*** ../bash-4.3/trap.c  2014-02-05 10:03:21.000000000 -0500
--- trap.c      2014-02-28 09:51:43.000000000 -0500
***************
*** 921,925 ****
  
  #if defined (JOB_CONTROL)
!       save_pipeline (1);      /* XXX only provides one save level */
  #endif
  
--- 921,926 ----
  
  #if defined (JOB_CONTROL)
!       if (sig != DEBUG_TRAP)  /* run_debug_trap does this */
!       save_pipeline (1);      /* XXX only provides one save level */
  #endif
  
***************
*** 941,945 ****
  
  #if defined (JOB_CONTROL)
!       restore_pipeline (1);
  #endif
  
--- 942,947 ----
  
  #if defined (JOB_CONTROL)
!       if (sig != DEBUG_TRAP)  /* run_debug_trap does this */
!       restore_pipeline (1);
  #endif
  
*** ../bash-4.3/patchlevel.h    2012-12-29 10:47:57.000000000 -0500
--- patchlevel.h        2014-03-20 20:01:28.000000000 -0400
***************
*** 26,30 ****
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 1
  
  #endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 2
  
  #endif /* _PATCHLEVEL_H_ */

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/