stdcompat

Compatibility module for OCaml standard library
IN THIS PACKAGE
Module Stdcompat . Sys
type backend_type = Sys.backend_type =
| Native
| Bytecode
| Other of string
  • since 4.04.0: type backend_type =

| Native | Bytecode | Other of string

type signal_behavior = Sys.signal_behavior =
| Signal_default
| Signal_ignore
| Signal_handle of int -> unit(*

Alias for Sys.signal_behavior

*)
exception Break

Alias for Sys.Break

type extra_prefix =
| Plus
| Tilde
  • since 4.14.0: type extra_prefix =

| Plus | Tilde

type extra_info = extra_prefix * string
  • since 4.14.0: type extra_info = (extra_prefix * string)
type ocaml_release_info = {
major : int;
minor : int;
patchlevel : int;
extra : extra_info option;
}
  • since 4.14.0:

type ocaml_release_info = major: int ; minor: int ; patchlevel: int ; extra: extra_info option

module Immediate64 = Sys.Immediate64
  • since 4.10.0: module Immediate64 = Sys.Immediate64
val development_version : bool
  • since 4.14.0: val development_version : bool
val ocaml_release : ocaml_release_info
  • since 4.14.0: val ocaml_release : ocaml_release_info
val mkdir : string -> int -> unit
  • since 4.12.0: external mkdir : string -> int -> unit = "caml_sys_mkdir"
val rmdir : string -> unit
  • since 4.12.0: external rmdir : string -> unit = "caml_sys_rmdir"
val max_floatarray_length : int
  • since 4.08.0: val max_floatarray_length : int
val getenv_opt : string -> string option
  • since 4.05.0: val getenv_opt : string -> string option
val backend_type : backend_type
  • since 4.04.0: val backend_type : backend_type
val int_size : int
  • since 4.03.0: val int_size : int
val runtime_variant : unit -> string
  • since 4.03.0:

external runtime_variant : unit -> string = "caml_runtime_variant"

val runtime_parameters : unit -> string
  • since 4.03.0:

external runtime_parameters : unit -> string = "caml_runtime_parameters"

val sigbus : int
  • since 4.03.0: val sigbus : int
val sigpoll : int
  • since 4.03.0: val sigpoll : int
val sigsys : int
  • since 4.03.0: val sigsys : int
val sigtrap : int
  • since 4.03.0: val sigtrap : int
val sigurg : int
  • since 4.03.0: val sigurg : int
val sigxcpu : int
  • since 4.03.0: val sigxcpu : int
val sigxfsz : int
  • since 4.03.0: val sigxfsz : int
val enable_runtime_warnings : bool -> unit
  • since 4.03.0: val enable_runtime_warnings : bool -> unit
val runtime_warnings_enabled : unit -> bool
  • since 4.03.0: val runtime_warnings_enabled : unit -> bool
val opaque_identity : 'a -> 'a
  • since 4.03.0: external opaque_identity : 'a -> 'a = "%opaque"
val unix : bool
  • since 4.01.0: val unix : bool
val win32 : bool
  • since 4.01.0: val win32 : bool
val cygwin : bool
  • since 4.01.0: val cygwin : bool
val big_endian : bool
  • since 4.00.0: val big_endian : bool
val is_directory : string -> bool
  • since 3.10.0:

external is_directory : string -> bool = "caml_sys_is_directory"

val argv : string array
  • since 4.09.0: external argv : string array = "%sys_argv"
  • since 3.07.0: val argv : string array
val executable_name : string
val file_exists : string -> bool
  • since 3.08.0:

external file_exists : string -> bool = "caml_sys_file_exists"

  • since 3.07.0: external file_exists : string -> bool = "sys_file_exists"
val remove : string -> unit
  • since 3.08.0: external remove : string -> unit = "caml_sys_remove"
  • since 3.07.0: external remove : string -> unit = "sys_remove"
val rename : string -> string -> unit
  • since 3.08.0:

external rename : string -> string -> unit = "caml_sys_rename"

  • since 3.07.0: external rename : string -> string -> unit = "sys_rename"
val getenv : string -> string
  • since 3.08.0: external getenv : string -> string = "caml_sys_getenv"
  • since 3.07.0: external getenv : string -> string = "sys_getenv"
val command : string -> int
  • since 3.08.0:

external command : string -> int = "caml_sys_system_command"

  • since 3.07.0: external command : string -> int = "sys_system_command"
val time : unit -> float
  • since 4.03.0:

external time : unit -> ((float)@unboxed ) = "caml_sys_time" "caml_sys_time_unboxed" @@noalloc

  • since 3.08.0: external time : unit -> float = "caml_sys_time"
  • since 3.07.0: external time : unit -> float = "sys_time"
val chdir : string -> unit
  • since 3.08.0: external chdir : string -> unit = "caml_sys_chdir"
  • since 3.07.0: external chdir : string -> unit = "sys_chdir"
val getcwd : unit -> string
  • since 3.08.0: external getcwd : unit -> string = "caml_sys_getcwd"
  • since 3.07.0: external getcwd : unit -> string = "sys_getcwd"
val readdir : string -> string array
  • since 3.08.0:

external readdir : string -> string array = "caml_sys_read_directory"

  • since 3.07.0:

external readdir : string -> string array = "sys_read_directory"

val interactive : bool ref

Alias for Sys.interactive

val os_type : string

Alias for Sys.os_type

val word_size : int

Alias for Sys.word_size

val max_string_length : int
val max_array_length : int
val signal : int -> signal_behavior -> signal_behavior
  • since 3.08.0:

external signal : int -> signal_behavior -> signal_behavior = "caml_install_signal_handler"

  • since 3.07.0:

external signal : int -> signal_behavior -> signal_behavior = "install_signal_handler"

val set_signal : int -> signal_behavior -> unit

Alias for Sys.set_signal

val sigabrt : int

Alias for Sys.sigabrt

val sigalrm : int

Alias for Sys.sigalrm

val sigfpe : int

Alias for Sys.sigfpe

val sighup : int

Alias for Sys.sighup

val sigill : int

Alias for Sys.sigill

val sigint : int

Alias for Sys.sigint

val sigkill : int

Alias for Sys.sigkill

val sigpipe : int

Alias for Sys.sigpipe

val sigquit : int

Alias for Sys.sigquit

val sigsegv : int

Alias for Sys.sigsegv

val sigterm : int

Alias for Sys.sigterm

val sigusr1 : int

Alias for Sys.sigusr1

val sigusr2 : int

Alias for Sys.sigusr2

val sigchld : int

Alias for Sys.sigchld

val sigcont : int

Alias for Sys.sigcont

val sigstop : int

Alias for Sys.sigstop

val sigtstp : int

Alias for Sys.sigtstp

val sigttin : int

Alias for Sys.sigttin

val sigttou : int

Alias for Sys.sigttou

val sigvtalrm : int

Alias for Sys.sigvtalrm

val sigprof : int

Alias for Sys.sigprof

val catch_break : bool -> unit

Alias for Sys.catch_break

val ocaml_version : string