symlink a whole dir, not individual files (symlinking individual files is one subdir below and results in broken links)

.bzrignore

@@ -773,3 +773,4 @@ ndb/lib/libREP_API.so
 ndb/lib/libndbclient.so
 ndb/lib/libndbclient_extra.so
 libmysqld/discover.cc
+include/readline

cmd-line-utils/readline/Makefile.am

@@ -3,7 +3,7 @@
 # Copyright (C) 1994,1996,1997 Free Software Foundation, Inc.
 
 # Last  -I$(top_srcdir) needed for RedHat!
-INCLUDES =		-I.. -I$(top_srcdir)/include -I$(top_srcdir)
+INCLUDES =		-I$(top_srcdir)/include -I$(top_srcdir)
 
 noinst_LIBRARIES =	libreadline.a
 

configure.in

@@ -2235,7 +2235,7 @@ then
     readline_basedir="libedit"
     readline_dir="$readline_topdir/$readline_basedir"
     readline_link="\$(top_builddir)/cmd-line-utils/libedit/liblibedit.a"
-    readline_h_ln_cmd="\$(LN) -s \$(top_builddir)/cmd-line-utils/libedit/readline/*.h readline/"
+    readline_h_ln_cmd="\$(LN) -s \$(top_builddir)/cmd-line-utils/libedit/readline readline"
     compile_libedit=yes
     AC_DEFINE_UNQUOTED(USE_LIBEDIT_INTERFACE)
 elif test "$with_readline" = "yes"
@@ -2244,7 +2244,7 @@ then
     readline_basedir="readline"
     readline_dir="$readline_topdir/$readline_basedir"
     readline_link="\$(top_builddir)/cmd-line-utils/readline/libreadline.a"
-    readline_h_ln_cmd="\$(LN) -s \$(top_builddir)/cmd-line-utils/readline/*.h readline/"
+    readline_h_ln_cmd="\$(LN) -s \$(top_builddir)/cmd-line-utils/readline readline"
     compile_readline=yes
     AC_DEFINE_UNQUOTED(USE_NEW_READLINE_INTERFACE)
 else

include/Makefile.am

@@ -39,25 +39,23 @@ SUPERCLEANFILES =	mysql_version.h my_config.h
 DISTCLEANFILES =	sched.h $(SUPERCLEANFILES)
 
 clean:
-	$(RM) -f readline/*
+	$(RM) -fr readline
 distclean:
-	$(RM) -f readline/*
+	$(RM) -fr readline
 
 all-local:		my_config.h
 
 # Since we include my_config.h it better exist from the beginning
 link_sources:
 	$(CP) ../config.h my_config.h
-	$(RM) -fr readline/*
-	-mkdir readline
+	-$(RM) -fr readline
 	@readline_h_ln_cmd@
 
 # Keep automake happy 
 
 my_config.h: ../config.h
 	$(CP) ../config.h my_config.h
-	$(RM) -fr readline/*
-	-mkdir readline
+	-$(RM) -fr readline
 	@readline_h_ln_cmd@
 
 # These files should not be included in distributions since they are