Bash-4.2 Official patch 17

[Chet Ramey]

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

Bash-Release:   4.2
Patch-ID:       bash42-017

Bug-Reported-by:        Curtis Doty <Curtis@GreenKey.net>
Bug-Reference-ID:       <20110621035324.A4F70849F59@mx1.iParadigms.net>
Bug-Reference-URL:      
http://lists.gnu.org/archive/html/bug-bash/2011-06/msg00053.html

Bug-Description:

Using `read -a foo' where foo was an already-declared associative array
caused the shell to die with a segmentation fault.

Patch (apply with `patch -p0'):

*** ../bash-4.2-patched/builtins/read.def       2011-01-04 11:43:36.000000000 
-0500
--- builtins/read.def   2011-06-21 10:31:02.000000000 -0400
***************
*** 643,646 ****
--- 642,651 ----
          return EXECUTION_FAILURE;     /* readonly or noassign */
        }
+       if (assoc_p (var))
+       {
+           builtin_error (_("%s: cannot convert associative to indexed 
array"), arrayname);
+         xfree (input_string);
+         return EXECUTION_FAILURE;     /* existing associative array */
+       }
        array_flush (array_cell (var));
  
*** ../bash-4.2-patched/patchlevel.h    Sat Jun 12 20:14:48 2010
--- patchlevel.h        Thu Feb 24 21:41:34 2011
***************
*** 26,30 ****
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 16
  
  #endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 17
  
  #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/