[use installed readline library])])
if test "$with_system_readline" = yes; then
+ AC_CACHE_CHECK([whether system readline is new enough],
+ [gdb_cv_readline_ok],
+ [AC_TRY_COMPILE(
+ [#include <stdio.h>
+#include <readline/readline.h>],
+ [#if RL_VERSION_MAJOR < 7
+# error "readline version 7 required"
+#endif],
+ gdb_cv_readline_ok=yes,
+ gdb_cv_readline_ok=no)])
+ if test "$gdb_cv_readline_ok" != yes; then
+ AC_MSG_ERROR([system readline is not new enough])
+ fi
+
READLINE=-lreadline
READLINE_DEPS=
READLINE_CFLAGS=