diff options
Diffstat (limited to 'ext/readline/extconf.rb')
-rw-r--r-- | ext/readline/extconf.rb | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/ext/readline/extconf.rb b/ext/readline/extconf.rb index 431ed213bb..b883de3e01 100644 --- a/ext/readline/extconf.rb +++ b/ext/readline/extconf.rb @@ -10,7 +10,18 @@ if have_header("readline/readline.h") and have_header("readline/history.h") and have_library("readline", "readline") if have_func("rl_filename_completion_function") - $CFLAGS += "-DREADLINE_42_OR_LATER" + $CFLAGS += " -DREADLINE_42_OR_LATER" + end + if have_func("rl_cleanup_after_signal") + $CFLAGS += " -DREADLINE_40_OR_LATER" + end + if try_link(<<EOF, $libs) +#include <stdio.h> +#include <readline/readline.h> +main() {rl_completion_append_character = 1;} +EOF + # this feature is implemented in readline-2.1 or later. + $CFLAGS += " -DREADLINE_21_OR_LATER" end create_makefile("readline") end |