fix off by one error when dequoting completed filenames; initial cut at readline identifying ANSI terminals; print coproc commands without coproc name if the coproc is a simple command

tests/heredoc.right

@@ -157,6 +157,8 @@ hello
 world
 hello
 world
+here-doc line 1
+here-doc line 2
 here-document
 here-document
 comsub here-string

tests/heredoc10.sub

@@ -16,30 +16,40 @@
 shopt -s expand_aliases
 
 # single alias definition contains entire here-document
-alias 'foo=cat <<EOF
+alias 'heredoc=cat <<EOF
 hello
 world
 EOF'
-foo
+heredoc
 
 # here-document body continues after alias definition
-alias 'foo=cat <<EOF
+alias 'headplus=cat <<EOF
 hello'
-foo
+headplus
 world
 EOF
 
+unalias heredoc headplus
+
+alias head='cat <<END'
+
+head
+here-doc line 1
+here-doc line 2
+END
+
 # here-document delimiter in one alias, body in another
-shopt -s expand_aliases
-alias c='cat <<\END' d='c
+alias head='cat <<\END' body='head
 here-document
 END'
-d
+body
 
 # make sure delimiter is recognized whether the alias ends with a newline or not
 shopt -s expand_aliases
-alias c='cat <<\END' d='c
+alias head='cat <<\END' body='head
 here-document
 END
 '
-d
+body
+
+unalias head body

tests/type.right

@@ -134,6 +134,11 @@ EOF
  );
     echo "coprocs created"
 }
+mkcoprocs is a function
+mkcoprocs () 
+{ 
+    coproc cat -u - & read -u ${COPROC[0]} msg
+}
 cat is /bin/cat
 cat is aliased to `echo cat'
 /bin/cat

tests/type4.sub

@@ -54,3 +54,13 @@ echo "coprocs created"
 }
 
 type mkcoprocs
+
+unset -f mkcoprocs
+
+# make sure that simple commands are printed without the coproc name
+mkcoprocs ()
+{
+	coproc cat -u - &
+	read -u ${COPROC[0]} msg
+}
+type mkcoprocs