require "mkmf" readline = Struct.new(:headers, :extra_check).new(["stdio.h"]) def readline.have_header(header) if super(header, &extra_check) headers.push(header) return true else return false end end def readline.have_var(var) return super(var, headers) end def readline.have_func(func) return super(func, headers) end def readline.have_type(type) return super(type, headers) end dir_config('curses') dir_config('ncurses') dir_config('termcap') dir_config("readline") enable_libedit = enable_config("libedit") have_library("user32", nil) if /cygwin/ === RUBY_PLATFORM have_library("ncurses", "tgetnum") || have_library("termcap", "tgetnum") || have_library("curses", "tgetnum") case enable_libedit when true # --enable-libedit unless (readline.have_header("editline/readline.h") || readline.have_header("readline/readline.h")) && have_library("edit", "readline") raise "libedit not found" end when false # --disable-libedit unless ((readline.have_header("readline/readline.h") && readline.have_header("readline/history.h")) && have_library("readline", "readline")) raise "readline not found" end else # does not specify unless ((readline.have_header("readline/readline.h") && readline.have_header("readline/history.h")) && (have_library("readline", "readline") || have_library("edit", "readline"))) || (readline.have_header("editline/readline.h") && have_library("edit", "readline")) raise "readline nor libedit not found" end end readline.have_func("rl_getc") readline.have_func("rl_getc_function") readline.have_func("rl_filename_completion_function") readline.have_func("rl_username_completion_function") readline.have_func("rl_completion_matches") readline.have_func("rl_refresh_line") readline.have_var("rl_deprep_term_function") readline.have_var("rl_completion_append_character") readline.have_var("rl_basic_word_break_characters") readline.have_var("rl_completer_word_break_characters") readline.have_var("rl_basic_quote_characters") readline.have_var("rl_completer_quote_characters") readline.have_var("rl_filename_quote_characters") readline.have_var("rl_attempted_completion_over") readline.have_var("rl_library_version") readline.have_var("rl_editing_mode") readline.have_var("rl_line_buffer") readline.have_var("rl_point") # workaround for native windows. /mswin|bccwin|mingw/ !~ RUBY_PLATFORM && readline.have_var("rl_event_hook") /mswin|bccwin|mingw/ !~ RUBY_PLATFORM && readline.have_var("rl_catch_sigwinch") /mswin|bccwin|mingw/ !~ RUBY_PLATFORM && readline.have_var("rl_catch_signals") readline.have_var("rl_pre_input_hook") readline.have_var("rl_special_prefixes") readline.have_func("rl_cleanup_after_signal") readline.have_func("rl_free_line_state") readline.have_func("rl_clear_signals") readline.have_func("rl_set_screen_size") readline.have_func("rl_get_screen_size") readline.have_func("rl_vi_editing_mode") readline.have_func("rl_emacs_editing_mode") readline.have_func("replace_history_entry") readline.have_func("remove_history") readline.have_func("clear_history") readline.have_func("rl_redisplay") readline.have_func("rl_insert_text") readline.have_func("rl_delete_text") unless readline.have_type("rl_hook_func_t*") # rl_hook_func_t is available since readline-4.2 (2001). # Function is removed at readline-6.3 (2014). # However, editline (NetBSD 6.1.3, 2014) doesn't have rl_hook_func_t. $defs << "-Drl_hook_func_t=Function" end create_makefile("readline")