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! Copyright (C) 2013 John Benediktsson.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors assocs combinators formatting fry grouping
hashtables io io.binary io.directories io.encodings.binary
io.files kernel math math.parser memoize pack sequences
sequences.generalizations splitting strings system ;
IN: terminfo
! Reads compiled terminfo files
! typically located in /usr/share/terminfo
<PRIVATE
CONSTANT: MAGIC 0o432
ERROR: bad-magic ;
: check-magic ( n -- )
MAGIC = [ bad-magic ] unless ;
TUPLE: terminfo-header names-bytes boolean-bytes #numbers
#strings string-bytes ;
C: <terminfo-header> terminfo-header
: read-header ( -- header )
12 read "ssssss" unpack-le unclip check-magic
5 firstn <terminfo-header> ;
: read-names ( header -- names )
names-bytes>> read but-last "|" split [ >string ] map ;
: read-booleans ( header -- booleans )
boolean-bytes>> read [ 1 = ] { } map-as ;
: read-shorts ( n -- seq' )
2 * read 2 <groups> [ signed-le> dup 0 < [ drop f ] when ] map ;
: align-even-bytes ( header -- )
[ names-bytes>> ] [ boolean-bytes>> ] bi + odd?
[ read1 drop ] when ;
: read-numbers ( header -- numbers )
[ align-even-bytes ] [ #numbers>> read-shorts ] bi ;
: string-offset ( from seq -- str )
0 2over index-from swap subseq >string ;
: read-strings ( header -- strings )
[ #strings>> read-shorts ] [ string-bytes>> read ] bi
'[ [ _ string-offset ] [ f ] if* ] map ;
TUPLE: terminfo names booleans numbers strings ;
C: <terminfo> terminfo
: read-terminfo ( -- terminfo )
read-header {
[ read-names ]
[ read-booleans ]
[ read-numbers ]
[ read-strings ]
} cleave <terminfo> ;
PRIVATE>
: file>terminfo ( path -- terminfo )
binary [ read-terminfo ] with-file-reader ;
HOOK: terminfo-path os ( name -- path )
M: macosx terminfo-path ( name -- path )
[ first >hex ] keep "/usr/share/terminfo/%s/%s" sprintf ;
M: linux terminfo-path ( name -- path )
[ first ] keep "/usr/share/terminfo/%c/%s" sprintf ;
MEMO: terminfo-names ( -- names )
"/usr/share/terminfo" [
[ directory-files ] map concat
] with-directory-files ;
<PRIVATE
CONSTANT: boolean-names {
"auto_left_margin" "auto_right_margin" "no_esc_ctlc"
"ceol_standout_glitch" "eat_newline_glitch"
"erase_overstrike" "generic_type" "hard_copy" "has_meta_key"
"has_status_line" "insert_null_glitch" "memory_above"
"memory_below" "move_insert_mode" "move_standout_mode"
"over_strike" "status_line_esc_ok" "dest_tabs_magic_smso"
"tilde_glitch" "transparent_underline" "xon_xoff"
"needs_xon_xoff" "prtr_silent" "hard_cursor" "non_rev_rmcup"
"no_pad_char" "non_dest_scroll_region" "can_change"
"back_color_erase" "hue_lightness_saturation"
"col_addr_glitch" "cr_cancels_micro_mode" "has_print_wheel"
"row_addr_glitch" "semi_auto_right_margin" "cpi_changes_res"
"lpi_changes_res" "backspaces_with_bs" "crt_no_scrolling"
"no_correctly_working_cr" "gnu_has_meta_key"
"linefeed_is_newline" "has_hardware_tabs"
"return_does_clr_eol"
}
CONSTANT: number-names {
"columns" "init_tabs" "lines" "lines_of_memory"
"magic_cookie_glitch" "padding_baud_rate" "virtual_terminal"
"width_status_line" "num_labels" "label_height"
"label_width" "max_attributes" "maximum_windows"
"max_colors" "max_pairs" "no_color_video" "buffer_capacity"
"dot_vert_spacing" "dot_horz_spacing" "max_micro_address"
"max_micro_jump" "micro_col_size" "micro_line_size"
"number_of_pins" "output_res_char" "output_res_line"
"output_res_horz_inch" "output_res_vert_inch" "print_rate"
"wide_char_size" "buttons" "bit_image_entwining"
"bit_image_type" "magic_cookie_glitch_ul"
"carriage_return_delay" "new_line_delay" "backspace_delay"
"horizontal_tab_delay" "number_of_function_keys"
}
CONSTANT: string-names {
"back_tab" "bell" "carriage_return" "change_scroll_region"
"clear_all_tabs" "clear_screen" "clr_eol" "clr_eos"
"column_address" "command_character" "cursor_address"
"cursor_down" "cursor_home" "cursor_invisible" "cursor_left"
"cursor_mem_address" "cursor_normal" "cursor_right"
"cursor_to_ll" "cursor_up" "cursor_visible"
"delete_character" "delete_line" "dis_status_line"
"down_half_line" "enter_alt_charset_mode" "enter_blink_mode"
"enter_bold_mode" "enter_ca_mode" "enter_delete_mode"
"enter_dim_mode" "enter_insert_mode" "enter_secure_mode"
"enter_protected_mode" "enter_reverse_mode"
"enter_standout_mode" "enter_underline_mode" "erase_chars"
"exit_alt_charset_mode" "exit_attribute_mode" "exit_ca_mode"
"exit_delete_mode" "exit_insert_mode" "exit_standout_mode"
"exit_underline_mode" "flash_screen" "form_feed"
"from_status_line" "init_1string" "init_2string"
"init_3string" "init_file" "insert_character" "insert_line"
"insert_padding" "key_backspace" "key_catab" "key_clear"
"key_ctab" "key_dc" "key_dl" "key_down" "key_eic" "key_eol"
"key_eos" "key_f0" "key_f1" "key_f10" "key_f2" "key_f3"
"key_f4" "key_f5" "key_f6" "key_f7" "key_f8" "key_f9"
"key_home" "key_ic" "key_il" "key_left" "key_ll" "key_npage"
"key_ppage" "key_right" "key_sf" "key_sr" "key_stab"
"key_up" "keypad_local" "keypad_xmit" "lab_f0" "lab_f1"
"lab_f10" "lab_f2" "lab_f3" "lab_f4" "lab_f5" "lab_f6"
"lab_f7" "lab_f8" "lab_f9" "meta_off" "meta_on" "newline"
"pad_char" "parm_dch" "parm_delete_line" "parm_down_cursor"
"parm_ich" "parm_index" "parm_insert_line"
"parm_left_cursor" "parm_right_cursor" "parm_rindex"
"parm_up_cursor" "pkey_key" "pkey_local" "pkey_xmit"
"print_screen" "prtr_off" "prtr_on" "repeat_char"
"reset_1string" "reset_2string" "reset_3string" "reset_file"
"restore_cursor" "row_address" "save_cursor"
"scroll_forward" "scroll_reverse" "set_attributes" "set_tab"
"set_window" "tab" "to_status_line" "underline_char"
"up_half_line" "init_prog" "key_a1" "key_a3" "key_b2"
"key_c1" "key_c3" "prtr_non" "char_padding" "acs_chars"
"plab_norm" "key_btab" "enter_xon_mode" "exit_xon_mode"
"enter_am_mode" "exit_am_mode" "xon_character"
"xoff_character" "ena_acs" "label_on" "label_off" "key_beg"
"key_cancel" "key_close" "key_command" "key_copy"
"key_create" "key_end" "key_enter" "key_exit" "key_find"
"key_help" "key_mark" "key_message" "key_move" "key_next"
"key_open" "key_options" "key_previous" "key_print"
"key_redo" "key_reference" "key_refresh" "key_replace"
"key_restart" "key_resume" "key_save" "key_suspend"
"key_undo" "key_sbeg" "key_scancel" "key_scommand"
"key_scopy" "key_screate" "key_sdc" "key_sdl" "key_select"
"key_send" "key_seol" "key_sexit" "key_sfind" "key_shelp"
"key_shome" "key_sic" "key_sleft" "key_smessage" "key_smove"
"key_snext" "key_soptions" "key_sprevious" "key_sprint"
"key_sredo" "key_sreplace" "key_sright" "key_srsume"
"key_ssave" "key_ssuspend" "key_sundo" "req_for_input"
"key_f11" "key_f12" "key_f13" "key_f14" "key_f15" "key_f16"
"key_f17" "key_f18" "key_f19" "key_f20" "key_f21" "key_f22"
"key_f23" "key_f24" "key_f25" "key_f26" "key_f27" "key_f28"
"key_f29" "key_f30" "key_f31" "key_f32" "key_f33" "key_f34"
"key_f35" "key_f36" "key_f37" "key_f38" "key_f39" "key_f40"
"key_f41" "key_f42" "key_f43" "key_f44" "key_f45" "key_f46"
"key_f47" "key_f48" "key_f49" "key_f50" "key_f51" "key_f52"
"key_f53" "key_f54" "key_f55" "key_f56" "key_f57" "key_f58"
"key_f59" "key_f60" "key_f61" "key_f62" "key_f63" "clr_bol"
"clear_margins" "set_left_margin" "set_right_margin"
"label_format" "set_clock" "display_clock" "remove_clock"
"create_window" "goto_window" "hangup" "dial_phone"
"quick_dial" "tone" "pulse" "flash_hook" "fixed_pause"
"wait_tone" "user0" "user1" "user2" "user3" "user4" "user5"
"user6" "user7" "user8" "user9" "orig_pair" "orig_colors"
"initialize_color" "initialize_pair" "set_color_pair"
"set_foreground" "set_background" "change_char_pitch"
"change_line_pitch" "change_res_horz" "change_res_vert"
"define_char" "enter_doublewide_mode" "enter_draft_quality"
"enter_italics_mode" "enter_leftward_mode"
"enter_micro_mode" "enter_near_letter_quality"
"enter_normal_quality" "enter_shadow_mode"
"enter_subscript_mode" "enter_superscript_mode"
"enter_upward_mode" "exit_doublewide_mode"
"exit_italics_mode" "exit_leftward_mode" "exit_micro_mode"
"exit_shadow_mode" "exit_subscript_mode"
"exit_superscript_mode" "exit_upward_mode"
"micro_column_address" "micro_down" "micro_left"
"micro_right" "micro_row_address" "micro_up" "order_of_pins"
"parm_down_micro" "parm_left_micro" "parm_right_micro"
"parm_up_micro" "select_char_set" "set_bottom_margin"
"set_bottom_margin_parm" "set_left_margin_parm"
"set_right_margin_parm" "set_top_margin"
"set_top_margin_parm" "start_bit_image" "start_char_set_def"
"stop_bit_image" "stop_char_set_def" "subscript_characters"
"superscript_characters" "these_cause_cr" "zero_motion"
"char_set_names" "key_mouse" "mouse_info" "req_mouse_pos"
"get_mouse" "set_a_foreground" "set_a_background"
"pkey_plab" "device_type" "code_set_init" "set0_des_seq"
"set1_des_seq" "set2_des_seq" "set3_des_seq" "set_lr_margin"
"set_tb_margin" "bit_image_repeat" "bit_image_newline"
"bit_image_carriage_return" "color_names"
"define_bit_image_region" "end_bit_image_region"
"set_color_band" "set_page_length" "display_pc_char"
"enter_pc_charset_mode" "exit_pc_charset_mode"
"enter_scancode_mode" "exit_scancode_mode" "pc_term_options"
"scancode_escape" "alt_scancode_esc"
"enter_horizontal_hl_mode" "enter_left_hl_mode"
"enter_low_hl_mode" "enter_right_hl_mode"
"enter_top_hl_mode" "enter_vertical_hl_mode"
"set_a_attributes" "set_pglen_inch" "termcap_init2"
"termcap_reset" "linefeed_if_not_lf" "backspace_if_not_bs"
"other_non_function_keys" "arrow_key_map" "acs_ulcorner"
"acs_ll_corner" "acs_urcorner" "acs_lrcorner" "acs_ltee"
"acs_rtee" "acs_btee" "acs_ttee" "acs_hline" "acs_vline"
"acs_plus" "memory_lock" "memory_unlock" "box_chars_1"
}
: zip-names ( seq names -- assoc )
swap 2dup [ length ] bi@ - f <repetition> append zip ;
PRIVATE>
: term-capabilities ( name -- assoc )
terminfo-path file>terminfo {
[ booleans>> boolean-names zip-names ]
[ numbers>> number-names zip-names ]
[ strings>> string-names zip-names ]
} cleave 3append >hashtable ;