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#! /bin/sh -e

if [ $# -eq 3 -a "$2" = '-d' ]; then
    pdir="-d $3"
elif [ $# -ne 1 ]; then
    echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
    exit 1
fi
case "$1" in
    -patch) patch $pdir -f --no-backup-if-mismatch -p0 < $0;;
    -unpatch) patch $pdir -f --no-backup-if-mismatch -R -p0 < $0;;
    *)
	echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
	exit 1
esac
exit 0

# DP: bash-3.2 upstream patch bash32-023

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

Bash-Release: 3.2
Patch-ID: bash32-023

Bug-Reported-by:	Chet Ramey <chet.ramey@cwru.edu>
Bug-Reference-ID:
Bug-Reference-URL:

Bug-Description:

When an error occurs during the pattern removal word expansion, the shell
can free unallocated memory or free memory multiple times.

Patch:

*** ../bash-3.2-patched/subst.c	Tue Apr  3 16:47:19 2007
--- subst.c	Tue Jul 17 09:45:11 2007
***************
*** 3975,3979 ****
      patstr++;
  
!   pattern = getpattern (patstr, quoted, 1);
  
    temp1 = (char *)NULL;		/* shut up gcc */
--- 4008,4016 ----
      patstr++;
  
!   /* Need to pass getpattern newly-allocated memory in case of expansion --
!      the expansion code will free the passed string on an error. */
!   temp1 = savestring (patstr);
!   pattern = getpattern (temp1, quoted, 1);
!   free (temp1);
  
    temp1 = (char *)NULL;		/* shut up gcc */
*** ../bash-3.2/patchlevel.h	Thu Apr 13 08:31:04 2006
--- patchlevel.h	Mon Oct 16 14:22:54 2006
***************
*** 26,30 ****
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 22
  
  #endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 23
  
  #endif /* _PATCHLEVEL_H_ */