https://sourceware.org/bugzilla/show_bug.cgi?id=18632
The bundled libreadline is always built, even if the system is
./configure'd --with-system-readline and the build libreadline.a is not
used.
Proposed patch:
Fix ./configure.ac not to proceed readline/, when --with-system-
readline is provided
diff --git a/configure.ac b/configure.ac
index 159f968..adf6dfb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -253,6 +253,12 @@ if test x$with_system_zlib = xyes ; then
noconfigdirs="$noconfigdirs zlib"
fi
+# Don't compile the bundled readline/libreadline.a if --with-system-
readline
+# is provided.
+if test x$with_system_readline = xyes ; then
+ noconfigdirs="$noconfigdirs readline"
+fi
+
# some tools are so dependent upon X11 that if we're not building with
X,
# it's not even worth trying to configure, much less build, that tool.