commit bash-20141219 snapshot

doc/bash.1

@@ -5,12 +5,12 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Fri Nov 28 18:21:13 EST 2014
+.\"	Last Change: Sat Dec 20 13:51:56 EST 2014
 .\"
 .\" bash_builtins, strip all but Built-Ins section
 .if \n(zZ=1 .ig zZ
 .if \n(zY=1 .ig zY
-.TH BASH 1 "2014 November 28" "GNU Bash 4.3"
+.TH BASH 1 "2014 December 20" "GNU Bash 4.3"
 .\"
 .\" There's some problem with having a `@'
 .\" in a tagged paragraph with the BSD man macros.
@@ -2815,12 +2815,16 @@ The \fIparameter\fP is a shell parameter as described above
 .PD
 .PP
 If the first character of \fIparameter\fP is an exclamation point (\fB!\fP),
+and \fIparameter\fP is not a \fInameref\fP,
 it introduces a level of variable indirection.
 \fBBash\fP uses the value of the variable formed from the rest of
 \fIparameter\fP as the name of the variable; this variable is then
 expanded and that value is used in the rest of the substitution, rather
 than the value of \fIparameter\fP itself.
 This is known as \fIindirect expansion\fP.
+If \fIparameter\fP is a nameref, this expands to the name of the
+variable referenced by \fIparameter\fP instead of performing the
+complete indirect expansion.
 The exceptions to this are the expansions of ${\fB!\fP\fIprefix\fP\fB*\fP} and
 ${\fB!\fP\fIname\fP[\fI@\fP]} described below.
 The exclamation point must immediately follow the left brace in order to

doc/bashref.texi

@@ -1875,12 +1875,16 @@ or when @var{parameter} is followed by a character that is not to be
 interpreted as part of its name.
 
 If the first character of @var{parameter} is an exclamation point (!),
+and @var{parameter} is not a @var{nameref},
 it introduces a level of variable indirection.
 Bash uses the value of the variable formed from the rest of
 @var{parameter} as the name of the variable; this variable is then
 expanded and that value is used in the rest of the substitution, rather
 than the value of @var{parameter} itself.
 This is known as @code{indirect expansion}.
+If @var{parameter} is a nameref, this expands to the name of the
+variable referenced by @var{parameter} instead of performing the
+complete indirect expansion.
 The exceptions to this are the expansions of $@{!@var{prefix}*@}
 and $@{!@var{name}[@@]@}
 described below.

doc/version.texi

@@ -2,10 +2,10 @@
 Copyright (C) 1988-2014 Free Software Foundation, Inc.
 @end ignore
 
-@set LASTCHANGE Fri Nov 28 18:36:44 EST 2014
+@set LASTCHANGE Sat Dec 20 13:52:20 EST 2014
 
 @set EDITION 4.3
 @set VERSION 4.3
 
-@set UPDATED 28 November 2014
-@set UPDATED-MONTH November 2014
+@set UPDATED 20 December 2014
+@set UPDATED-MONTH December 2014

doc/version.texi~

@@ -0,0 +1,11 @@
+@ignore
+Copyright (C) 1988-2014 Free Software Foundation, Inc.
+@end ignore
+
+@set LASTCHANGE Fri Nov 28 18:36:44 EST 2014
+
+@set EDITION 4.3
+@set VERSION 4.3
+
+@set UPDATED 28 November 2014
+@set UPDATED-MONTH November 2014