+dnl ------ GNU Readline
+READLINE_SHARED_LIBADD=""
+AC_CHECK_LIB(ncurses, tgetent, [READLINE_SHARED_LIBADD="-lncurses"],
+ AC_CHECK_LIB(termcap, tgetent, [READLINE_SHARED_LIBADD="-ltermcap"])
+)
+READLINE_LIBS=""
+AC_CHECK_LIB(readline, readline, [READLINE_LIBS="$READLINE_LIBS -lreadline $READLINE_SHARED_LIBADD"],,$READLINE_SHARED_LIBADD)
+AC_CHECK_LIB(history, add_history, [READLINE_LIBS="$READLINE_LIBS -lhistory"])
+if test "$ac_cv_lib_readline_readline" = "yes"; then
+ AC_CHECK_HEADERS(readline/readline.h readline/history.h)
+ xLIBS=$LIBS
+ LIBS="$LIBS $READLINE_LIBS"
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <readline/readline.h>
+ ],[
+ static void f()
+ {
+ rl_attempted_completion_over = 0;
+ }
+ ],AC_DEFINE(HAVE_READLINE_COMPLETION_OVER))
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <readline/readline.h>
+ ],[
+ static void f()
+ {
+ rl_completion_matches (0, 0);
+ }
+ ],AC_DEFINE(HAVE_READLINE_RL_COMPLETION_MATCHES))
+ LIBS=$xLIBS
+fi
+dnl