source: npl/system/bash/bash-4.3-patches/bash43-017 @ b0e8ab6

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

Bash-Release:   4.3
Patch-ID:       bash43-017

Bug-Reported-by:        Dan Douglas <ormaaj@gmail.com>
Bug-Reference-ID:       <7781746.RhfoTROLxF@smorgbox>
Bug-Reference-URL:      http://lists.gnu.org/archive/html/bug-bash/2014-05/msg00026.html

Bug-Description:

The code that creates local variables should not clear the `invisible'
attribute when returning an existing local variable.  Let the code that
actually assigns a value clear it.

Patch (apply with `patch -p0'):
*** ../bash-4.3-patched/variables.c     2014-02-14 11:55:12.000000000 -0500
--- variables.c 2014-05-07 10:53:57.000000000 -0400
***************
*** 2198,2205 ****
    old_var = find_variable (name);
    if (old_var && local_p (old_var) && old_var->context == variable_context)
!     {
!       VUNSETATTR (old_var, att_invisible);    /* XXX */
!       return (old_var);
!     }
  
    was_tmpvar = old_var && tempvar_p (old_var);
--- 2260,2264 ----
    old_var = find_variable (name);
    if (old_var && local_p (old_var) && old_var->context == variable_context)
!     return (old_var);
  
    was_tmpvar = old_var && tempvar_p (old_var);

*** ../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 16
  
  #endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 17
  
  #endif /* _PATCHLEVEL_H_ */