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

Bash-Release:	4.2
Patch-ID:	bash42-047

Bug-Reported-by:	Matthew Riley <mattdr@google.com>
Bug-Reference-ID:	<CA+NEdkwP3gw+gbcF5+xnR1pvcuzb1mDVzvmuJOpHRGHA9T7VFg@mail.gmail.com>
Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2013-03/msg00047.html

Bug-Description:

The function that shortens pathnames for $PS1 according to the value of
$PROMPT_DIRTRIM uses memcpy on potentially-overlapping regions of memory,
when it should use memmove.  The result is garbled pathnames in prompt
strings.

Patch (apply with `patch -p0'):

--- a/general.c
+++ b/general.c
@@ -766,7 +766,7 @@ trim_pathname (name, maxlen)
   *nbeg++ = '.';
 
   nlen = nend - ntail;
-  memcpy (nbeg, ntail, nlen);
+  memmove (nbeg, ntail, nlen);
   nbeg[nlen] = '\0';
 
   return name;
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -25,6 +25,6 @@
    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh
    looks for to find the patch level (for the sccs version string). */
 
-#define PATCHLEVEL 46
+#define PATCHLEVEL 47
 
 #endif /* _PATCHLEVEL_H_ */