readline fix for do-lowercase-version; fix for reading here-documents from aliases

tests/heredoc.right

@@ -153,8 +153,14 @@ HERE
         echo 3 4;
     done
 }
+hello
+world
+hello
+world
+here-document
+here-document
 comsub here-string
-./heredoc.tests: line 181: warning: here-document at line 178 delimited by end-of-file (wanted `')
+./heredoc.tests: line 184: warning: here-document at line 181 delimited by end-of-file (wanted `')
 hi
 there
 ''

tests/heredoc.tests

@@ -168,6 +168,9 @@ ${THIS_SH} ./heredoc8.sub
 # various tests for printing here-documents in function bodies
 ${THIS_SH} ./heredoc9.sub
 
+# test various combinations of here-documents and aliases
+${THIS_SH} ./heredoc10.sub
+
 echo $(
 	cat <<< "comsub here-string"
 )

tests/heredoc10.sub

@@ -0,0 +1,45 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+# test various forms of reading here-documents from an alias
+shopt -s expand_aliases
+
+# single alias definition contains entire here-document
+alias 'foo=cat <<EOF
+hello
+world
+EOF'
+foo
+
+# here-document body continues after alias definition
+alias 'foo=cat <<EOF
+hello'
+foo
+world
+EOF
+
+# here-document delimiter in one alias, body in another
+shopt -s expand_aliases
+alias c='cat <<\END' d='c
+here-document
+END'
+d
+
+# make sure delimiter is recognized whether the alias ends with a newline or not
+shopt -s expand_aliases
+alias c='cat <<\END' d='c
+here-document
+END
+'
+d

tests/varenv.right

@@ -38,6 +38,9 @@ abcde
 30
 40
 50
+declare -x var="60"
+outside
+assignment
 |0|10|
 10
 |0|10|
@@ -159,6 +162,8 @@ inside func: var=two
 outside 2.1: var=global
 inside func1: var=value
 outside 3.0: var=value
+inside func1: var=func
+outside 3.5: var=outside
 inside func2: var=global
 outside 4.0: var=outside
 foo: hello world

tests/varenv1.sub

@@ -39,3 +39,26 @@ var=40 func
 
 echo expect 50
 var=50 command printenv var
+
+# this behaves the same in bash and posix mode
+export -n var	# make sure it's not exported
+echo expect 60
+var=60 export var
+declare -p var
+
+# this behaves differently in bash and posix mode: `.' is a special builtin
+unset -v var
+var=outside
+echo 'var=assignment' >$TMPFILE
+
+echo expect outside
+var=temp . $TMPFILE
+echo $var
+
+set -o posix
+echo expect assignment
+var=temp . $TMPFILE
+echo $var
+
+rm -f $TMPFILE
+unset -v var

tests/varenv12.sub

@@ -134,6 +134,19 @@ echo -n 'outside 3.0: ' ; echo "var=${var-<unset>}"
 unset -v var
 unset -f func1
 
+# operations inside a function on temporary variables do not propagate
+func1()
+{
+	export var
+	echo -n 'inside func1: ' ; echo "var=${var-<unset>}"
+}
+var=outside
+var=func func1
+echo -n 'outside 3.5: ' ; echo "var=${var-<unset>}"
+
+unset -v var
+unset -f func1
+
 func2()
 {
 	local var=local