Add missing support for --with-readline=yes

By error, ./configure --with-readline would fail, because 'yes' wasn't
handled properly in the top level case.

diff --git a/configure.ac b/configure.ac
index 0418b9fcdab35afd6f3f95d0a510f5fb9e5e9aae..a0a5460b3890f5b45c65c9306b92bb6748e513fc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -987,7 +987,7 @@ AC_ARG_WITH([readline],
 
 AS_CASE([$with_readline],
        [no],[],
-       [auto],
+       [auto|yes],
        [PKG_CHECK_MODULES([READLINE], [libedit],
                           [AC_DEFINE([HAVE_READLINE_LIBEDIT], [1], [Build with libedit support])],
                           [PKG_CHECK_MODULES([READLINE], [editline],