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let send_string_stop ob = send_string ob oc " stop " ; ; |
let interact i = Printf . eprintf " Ping " ; flush stderr ; send_string_ping ob ; let s = receive_string ib in if s <> " - pong " then failwith ( " Master : unbound string " ^ s ) ; ; begin let n = 8 in let rec loop i = if i > 0 then ( interact i ; loop ( i - 1 ) ) in loop n end ; ; begin send_string_stop ob ; let ack = receive_string ib in if ack = " OK , bye " ! then ( print_endline " Test OK . " ; exit 0 ) else ( print_endline " Test Failed " ; ! exit 2 ) end ; ; |
let kpp k fmt = let k fmt = k ( Format . flush_str_formatter ( ) ) in Format . kfprintf k Format . str_formatter fmt |
let err_index i = str " invalid index : % d " i |
let err_length_mul l mul = str " invalid length : % d not a multiple of % d " l mul |
let err_drop_file = " null file name ( drop_file_free already called ) " ? |
let err_read_field = " cannot read field " |
let err_bigarray_pitch pitch ba_el_size = str " invalid bigarray kind : pitch ( % d bytes ) not a multiple of bigarray \ element byte size ( % d ) " pitch ba_el_size |
let err_bigarray_data len ba_el_size = str " invalid bigarray kind : data ( % d bytes ) not a multiple of bigarray \ element byte size ( % d ) " len ba_el_size |
let write_never _ = assert false |
let bool = view ~ read ( ( ) :<> 0 ) ~ write ( : fun b -> compare b false ) int ; ; |
let int_as_uint8_t = view ~ read : Unsigned . UInt8 . to_int ~ write : Unsigned . UInt8 . of_int uint8_t |
let int_as_uint16_t = view ~ read : Unsigned . UInt16 . to_int ~ write : Unsigned . UInt16 . of_int uint16_t |
let int_as_uint32_t = view ~ read : Unsigned . UInt32 . to_int ~ write : Unsigned . UInt32 . of_int uint32_t |
let int_as_int32_t = view ~ read : Signed . Int32 . to_int ~ write : Signed . Int32 . of_int int32_t |
let int32_as_uint32_t = view ~ read : Unsigned . UInt32 . to_int32 ~ write : Unsigned . UInt32 . of_int32 uint32_t |
let string_as_char_array n = let n_array = array n char in let read a = let len = CArray . length a in let b = Buffer . create len in try for i = 0 to len - 1 do let c = CArray . get a i in if c = ' \ 000 ' then raise Exit else Buffer . add_char b c done ; Buffer . contents b with Exit -> Buffer . contents b in let write s = let a = CArray . make char n in let len = min ( CArray . length a ) ( String . length s ) in for i = 0 to len - 1 do CArray . set a i ( s . [ i ] ) done ; a in view ~ read ~ write n_array |
let get_error = foreign " SDL_GetError " ( void @-> returning string ) |
type nonrec ' a result = ( ' a , [ ` Msg of string ] ) result |
let error ( ) = Error ( ` Msg ( get_error ( ) ) ) |
let zero_to_ok = let read = function 0 -> Ok ( ) | err -> error ( ) in view ~ read ~ write : write_never int |
let one_to_ok = let read = function 1 -> Ok ( ) | err -> error ( ) in view ~ read ~ write : write_never int |
let bool_to_ok = let read = function 0 -> Ok false | 1 -> Ok true | _ -> error ( ) in view ~ read ~ write : write_never int |
let nat_to_ok = let read = function n when n < 0 -> error ( ) | n -> Ok n in view ~ read ~ write : write_never int |
let some_to_ok t = let read = function Some v -> Ok v | None -> error ( ) in view ~ read ~ write : write_never t |
let sdl_free = foreign " SDL_free " ( ptr void @-> returning void ) |
let ( ) = let set_main_ready = foreign " SDL_SetMainReady " ( void @-> returning void ) in set_main_ready ( ) |
module Int = struct type t = int let compare : int -> int -> int = compare end |
type ( ' a , ' b ) bigarray = ( ' a , ' b , Bigarray . c_layout ) Bigarray . Array1 . t |
let ba_create k len = Bigarray . Array1 . create k Bigarray . c_layout len |
let ba_kind_byte_size : ( ' a , ' b ) Bigarray . kind -> int = fun k -> let open Bigarray in match Obj . magic k with | k when k = char || k = int8_signed || k = int8_unsigned -> 1 | k when k = int16_signed || k = int16_unsigned -> 2 | k when k = int32 || k = float32 -> 4 | k when k = float64 || k = int64 || k = complex32 -> 8 | k when k = complex64 -> 16 | k when k = int || k = nativeint -> Sys . word_size / 8 | k -> assert false |
let access_ptr_typ_of_ba_kind : ( ' a , ' b ) Bigarray . kind -> ' a ptr typ = fun k -> let open Bigarray in match Obj . magic k with | k when k = float32 -> Obj . magic ( ptr Ctypes . float ) | k when k = float64 -> Obj . magic ( ptr Ctypes . double ) | k when k = complex32 -> Obj . magic ( ptr Ctypes . complex32 ) | k when k = complex64 -> Obj . magic ( ptr Ctypes . complex64 ) | k when k = int8_signed -> Obj . magic ( ptr Ctypes . int8_t ) | k when k = int8_unsigned -> Obj . magic ( ptr Ctypes . uint8_t ) | k when k = int16_signed -> Obj . magic ( ptr Ctypes . int16_t ) | k when k = int16_unsigned -> Obj . magic ( ptr Ctypes . uint16_t ) | k when k = int -> Obj . magic ( ptr Ctypes . camlint ) | k when k = int32 -> Obj . magic ( ptr Ctypes . int32_t ) | k when k = int64 -> Obj . magic ( ptr Ctypes . int64_t ) | k when k = nativeint -> Obj . magic ( ptr Ctypes . nativeint ) | k when k = char -> Obj . magic ( ptr Ctypes . char ) | _ -> assert false |
let ba_byte_size ba = let el_size = ba_kind_byte_size ( Bigarray . Array1 . kind ba ) in el_size * Bigarray . Array1 . dim ba |
module Init = struct type t = Unsigned . uint32 let i = Unsigned . UInt32 . of_int let ( + ) = Unsigned . UInt32 . logor let test f m = Unsigned . UInt32 . ( compare ( logand f m ) zero <> 0 ) let eq f f ' = Unsigned . UInt32 . ( compare f f ' = 0 ) let nothing = i 0 let timer = i sdl_init_timer let audio = i sdl_init_audio let video = i sdl_init_video let joystick = i sdl_init_joystick let haptic = i sdl_init_haptic let gamecontroller = i sdl_init_gamecontroller let events = i sdl_init_events let everything = i sdl_init_everything let noparachute = i sdl_init_noparachute end |
let init = foreign " SDL_Init " ( uint32_t @-> returning zero_to_ok ) |
let init_sub_system = foreign " SDL_InitSubSystem " ( uint32_t @-> returning zero_to_ok ) |
let quit = foreign " SDL_Quit " ( void @-> returning void ) |
let quit_sub_system = foreign " SDL_QuitSubSystem " ( uint32_t @-> returning void ) |
let was_init = foreign " SDL_WasInit " ( uint32_t @-> returning uint32_t ) |
module Hint = struct type t = string let audio_resampling_mode = sdl_hint_audio_resampling_mode let framebuffer_acceleration = sdl_hint_framebuffer_acceleration let idle_timer_disabled = sdl_hint_idle_timer_disabled let orientations = sdl_hint_orientations let mouse_normal_speed_scale = sdl_hint_mouse_normal_speed_scale let mouse_relative_speed_scale = sdl_hint_mouse_relative_speed_scale let render_driver = sdl_hint_render_driver let render_logical_size_mode = sdl_hint_render_logical_size_mode let render_opengl_shaders = sdl_hint_render_opengl_shaders let render_scale_quality = sdl_hint_render_scale_quality let render_vsync = sdl_hint_render_vsync let no_signal_handlers = sdl_hint_no_signal_handlers let thread_stack_size = sdl_hint_thread_stack_size let touch_mouse_events = sdl_hint_touch_mouse_events let mouse_touch_events = sdl_hint_mouse_touch_events let window_frame_usable_while_cursor_hidden = sdl_hint_window_frame_usable_while_cursor_hidden type priority = int let default = sdl_hint_default let normal = sdl_hint_normal let override = sdl_hint_override end |
let clear_hints = foreign " SDL_ClearHints " ( void @-> returning void ) |
let get_hint = foreign " SDL_GetHint " ( string @-> returning string_opt ) |
let get_hint_boolean = foreign " SDL_GetHintBoolean " ( string @-> bool @-> returning bool ) |
let set_hint = foreign " SDL_SetHint " ( string @-> string @-> returning bool ) |
let set_hint_with_priority = foreign " SDL_SetHintWithPriority " ( string @-> string @-> int @-> returning bool ) |
let clear_error = foreign " SDL_ClearError " ( void @-> returning void ) |
let set_error = foreign " SDL_SetError " ( string @-> returning int ) |
let set_error fmt = kpp ( fun s -> ignore ( set_error s ) ) fmt |
module Log = struct type category = int let category_application = sdl_log_category_application let category_error = sdl_log_category_error let category_system = sdl_log_category_system let category_audio = sdl_log_category_audio let category_video = sdl_log_category_video let category_render = sdl_log_category_render let category_input = sdl_log_category_input let category_custom = sdl_log_category_custom type priority = int let priority_compare : int -> int -> int = compare let priority_verbose = sdl_log_priority_verbose let priority_debug = sdl_log_priority_debug let priority_info = sdl_log_priority_info let priority_warn = sdl_log_priority_warn let priority_error = sdl_log_priority_error let priority_critical = sdl_log_priority_critical end |
let log_fun_t = ( int @-> string @-> string @-> returning void ) |
let log = foreign " SDL_Log " ( string @-> string @-> returning void ) |
let log fmt = kpp ( fun s -> ignore ( log " % s " s ) ) fmt |
let log_critical = foreign " SDL_LogCritical " log_fun_t |
let log_critical c fmt = kpp ( fun s -> ignore ( log_critical c " % s " s ) ) fmt |
let log_debug = foreign " SDL_LogDebug " log_fun_t |
let log_debug c fmt = kpp ( fun s -> ignore ( log_debug c " % s " s ) ) fmt |
let log_error = foreign " SDL_LogError " log_fun_t |
let log_error c fmt = kpp ( fun s -> ignore ( log_error c " % s " s ) ) fmt |
let log_info = foreign " SDL_LogInfo " log_fun_t |
let log_info c fmt = kpp ( fun s -> ignore ( log_info c " % s " s ) ) fmt |
let log_verbose = foreign " SDL_LogVerbose " log_fun_t |
let log_verbose c fmt = kpp ( fun s -> ignore ( log_verbose c " % s " s ) ) fmt |
let log_warn = foreign " SDL_LogWarn " log_fun_t |
let log_warn c fmt = kpp ( fun s -> ignore ( log_warn c " % s " s ) ) fmt |
let log_get_priority = foreign " SDL_LogGetPriority " ( int @-> returning int ) |
let log_message = foreign " SDL_LogMessage " ( int @-> int @-> string @-> string @-> returning void ) |
let log_message c p fmt = kpp ( fun s -> ignore ( log_message c p " % s " s ) ) fmt |
let log_reset_priorities = foreign " SDL_LogResetPriorities " ( void @-> returning void ) |
let log_set_all_priority = foreign " SDL_LogSetAllPriority " ( int @-> returning void ) |
let log_set_priority = foreign " SDL_LogSetPriority " ( int @-> int @-> returning void ) |
let version = structure " SDL_version " |
let version_major = field version " major " uint8_t |
let version_minor = field version " minor " uint8_t |
let version_patch = field version " patch " uint8_t |
let ( ) = seal version |
let get_version = foreign " SDL_GetVersion " ( ptr version @-> returning void ) |
let get_version ( ) = let get v f = Unsigned . UInt8 . to_int ( getf v f ) in let v = make version in get_version ( addr v ) ; ( get v version_major ) , ( get v version_minor ) , ( get v version_patch ) |
let get_revision = foreign " SDL_GetRevision " ( void @-> returning string ) |
let get_revision_number = foreign " SDL_GetRevisionNumber " ( void @-> returning int ) |
let rw_ops_struct : _rw_ops structure typ = structure " SDL_RWops " |
let rw_ops : _rw_ops structure ptr typ = ptr rw_ops_struct |
let rw_ops_opt : _rw_ops structure ptr option typ = ptr_opt rw_ops_struct |
let rw_ops_size = field rw_ops_struct " size " ( funptr ( rw_ops @-> returning int64_t ) ) |
let rw_ops_seek = field rw_ops_struct " seek " ( funptr ( rw_ops @-> int64_t @-> int @-> returning int64_t ) ) |
let rw_ops_read = field rw_ops_struct " read " ( funptr ( rw_ops @-> ptr void @-> size_t @-> size_t @-> returning size_t ) ) |
let rw_ops_write = field rw_ops_struct " write " ( funptr ( rw_ops @-> ptr void @-> size_t @-> size_t @-> returning size_t ) ) |
let rw_ops_close = field rw_ops_struct " close " ( funptr ( rw_ops @-> returning int ) ) |
let _ = field rw_ops_struct " type " uint32_t |
let ( ) = seal rw_ops_struct |
type rw_ops = _rw_ops structure ptr |
let load_file_rw = foreign " SDL_LoadFile_RW " ( rw_ops @-> ptr int @-> bool @-> returning ( some_to_ok string_opt ) ) |
let load_file_rw rw_ops close = load_file_rw rw_ops ( coerce ( ptr void ) ( ptr int ) null ) close |
let rw_from_file = foreign " SDL_RWFromFile " ( string @-> string @-> returning ( some_to_ok rw_ops_opt ) ) |
let load_file filename = match rw_from_file filename " rb " with | Error _ as e -> e | Ok rw -> load_file_rw rw true |
let rw_close ops = let close = getf ( !@ ops ) rw_ops_close in if close ops = 0 then Ok ( ) else ( error ( ) ) |
let unsafe_rw_ops_of_ptr addr : rw_ops = from_voidp rw_ops_struct ( ptr_of_raw_address addr ) |
let unsafe_ptr_of_rw_ops rw_ops = raw_address_of_ptr ( to_voidp rw_ops ) |
let get_base_path = foreign " SDL_GetBasePath " ( void @-> returning ( ptr char ) ) |
let get_base_path ( ) = let p = get_base_path ( ) in let path = coerce ( ptr char ) ( some_to_ok string_opt ) p in sdl_free ( coerce ( ptr char ) ( ptr void ) p ) ; path |
let get_pref_path = foreign " SDL_GetPrefPath " ( string @-> string @-> returning ( ptr char ) ) |
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