[packages] bash: import upstream 4.2 patch series

git-svn-id: svn://svn.openwrt.org/openwrt/packages@31746 3c298f89-4303-0410-b956-a3cf2f4a3e73

utils/bash/patches/107-upstream-bash42-007.patch

@@ -0,0 +1,39 @@
+			     BASH PATCH REPORT
+			     =================
+
+Bash-Release:	4.2
+Patch-ID:	bash42-007
+
+Bug-Reported-by:	Matthias Klose <doko@debian.org>
+Bug-Reference-ID:	<4D6FD2AC.1010500@debian.org>
+Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2011-03/msg00015.html
+
+Bug-Description:
+
+When used in contexts where word splitting and quote removal were not
+performed, such as case statement word expansion, empty strings
+(either literal or resulting from quoted variables that were unset or
+null) were not expanded correctly, resulting in failure.
+
+Patch (apply with `patch -p0'):
+
+--- a/subst.c
++++ b/subst.c
+@@ -4609,6 +4609,7 @@ expand_word_unsplit (word, quoted)
+   if (ifs_firstc == 0)
+ #endif
+     word->flags |= W_NOSPLIT;
++  word->flags |= W_NOSPLIT2;
+   result = call_expand_word_internal (word, quoted, 0, (int *)NULL, (int *)NULL);
+   expand_no_split_dollar_star = 0;
+ 
+--- 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 6
++#define PATCHLEVEL 7
+ 
+ #endif /* _PATCHLEVEL_H_ */