sig type error = Unix.error = E2BIG | EACCES | EAGAIN | EBADF | EBUSY | ECHILD | EDEADLK | EDOM | EEXIST | EFAULT | EFBIG | EINTR | EINVAL | EIO | EISDIR | EMFILE | EMLINK | ENAMETOOLONG | ENFILE | ENODEV | ENOENT | ENOEXEC | ENOLCK | ENOMEM | ENOSPC | ENOSYS | ENOTDIR | ENOTEMPTY | ENOTTY | ENXIO | EPERM | EPIPE | ERANGE | EROFS | ESPIPE | ESRCH | EXDEV | EWOULDBLOCK | EINPROGRESS | EALREADY | ENOTSOCK | EDESTADDRREQ | EMSGSIZE | EPROTOTYPE | ENOPROTOOPT | EPROTONOSUPPORT | ESOCKTNOSUPPORT | EOPNOTSUPP | EPFNOSUPPORT | EAFNOSUPPORT | EADDRINUSE | EADDRNOTAVAIL | ENETDOWN | ENETUNREACH | ENETRESET | ECONNABORTED | ECONNRESET | ENOBUFS | EISCONN | ENOTCONN | ESHUTDOWN | ETOOMANYREFS | ETIMEDOUT | ECONNREFUSED | EHOSTDOWN | EHOSTUNREACH | ELOOP | EOVERFLOW | EUNKNOWNERR of int exception Unix_error of UnixLabels.error * string * string val error_message : UnixLabels.error -> string val handle_unix_error : ('a -> 'b) -> 'a -> 'b val environment : unit -> string array val unsafe_environment : unit -> string array val getenv : string -> string val unsafe_getenv : string -> string val putenv : string -> string -> unit type process_status = Unix.process_status = WEXITED of int | WSIGNALED of int | WSTOPPED of int type wait_flag = Unix.wait_flag = WNOHANG | WUNTRACED val execv : prog:string -> args:string array -> 'a val execve : prog:string -> args:string array -> env:string array -> 'a val execvp : prog:string -> args:string array -> 'a val execvpe : prog:string -> args:string array -> env:string array -> 'a val fork : unit -> int val wait : unit -> int * UnixLabels.process_status val waitpid : mode:UnixLabels.wait_flag list -> int -> int * UnixLabels.process_status val system : string -> UnixLabels.process_status val _exit : int -> 'a val getpid : unit -> int val getppid : unit -> int val nice : int -> int type file_descr = Unix.file_descr val stdin : UnixLabels.file_descr val stdout : UnixLabels.file_descr val stderr : UnixLabels.file_descr type open_flag = Unix.open_flag = O_RDONLY | O_WRONLY | O_RDWR | O_NONBLOCK | O_APPEND | O_CREAT | O_TRUNC | O_EXCL | O_NOCTTY | O_DSYNC | O_SYNC | O_RSYNC | O_SHARE_DELETE | O_CLOEXEC | O_KEEPEXEC type file_perm = int val openfile : string -> mode:UnixLabels.open_flag list -> perm:UnixLabels.file_perm -> UnixLabels.file_descr val close : UnixLabels.file_descr -> unit val fsync : UnixLabels.file_descr -> unit val read : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> int val write : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> int val single_write : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> int val write_substring : UnixLabels.file_descr -> buf:string -> pos:int -> len:int -> int val single_write_substring : UnixLabels.file_descr -> buf:string -> pos:int -> len:int -> int val in_channel_of_descr : UnixLabels.file_descr -> Stdlib.in_channel val out_channel_of_descr : UnixLabels.file_descr -> Stdlib.out_channel val descr_of_in_channel : Stdlib.in_channel -> UnixLabels.file_descr val descr_of_out_channel : Stdlib.out_channel -> UnixLabels.file_descr type seek_command = Unix.seek_command = SEEK_SET | SEEK_CUR | SEEK_END val lseek : UnixLabels.file_descr -> int -> mode:UnixLabels.seek_command -> int val truncate : string -> len:int -> unit val ftruncate : UnixLabels.file_descr -> len:int -> unit type file_kind = Unix.file_kind = S_REG | S_DIR | S_CHR | S_BLK | S_LNK | S_FIFO | S_SOCK type stats = Unix.stats = { st_dev : int; st_ino : int; st_kind : UnixLabels.file_kind; st_perm : UnixLabels.file_perm; st_nlink : int; st_uid : int; st_gid : int; st_rdev : int; st_size : int; st_atime : float; st_mtime : float; st_ctime : float; } val stat : string -> UnixLabels.stats val lstat : string -> UnixLabels.stats val fstat : UnixLabels.file_descr -> UnixLabels.stats val isatty : UnixLabels.file_descr -> bool module LargeFile : sig val lseek : UnixLabels.file_descr -> int64 -> mode:UnixLabels.seek_command -> int64 val truncate : string -> len:int64 -> unit val ftruncate : UnixLabels.file_descr -> len:int64 -> unit type stats = Unix.LargeFile.stats = { st_dev : int; st_ino : int; st_kind : UnixLabels.file_kind; st_perm : UnixLabels.file_perm; st_nlink : int; st_uid : int; st_gid : int; st_rdev : int; st_size : int64; st_atime : float; st_mtime : float; st_ctime : float; } val stat : string -> UnixLabels.LargeFile.stats val lstat : string -> UnixLabels.LargeFile.stats val fstat : UnixLabels.file_descr -> UnixLabels.LargeFile.stats end val map_file : UnixLabels.file_descr -> ?pos:int64 -> kind:('a, 'b) Stdlib.Bigarray.kind -> layout:'c Stdlib.Bigarray.layout -> shared:bool -> dims:int array -> ('a, 'b, 'c) Stdlib.Bigarray.Genarray.t val unlink : string -> unit val rename : src:string -> dst:string -> unit val link : ?follow:bool -> src:string -> dst:string -> unit type access_permission = Unix.access_permission = R_OK | W_OK | X_OK | F_OK val chmod : string -> perm:UnixLabels.file_perm -> unit val fchmod : UnixLabels.file_descr -> perm:UnixLabels.file_perm -> unit val chown : string -> uid:int -> gid:int -> unit val fchown : UnixLabels.file_descr -> uid:int -> gid:int -> unit val umask : int -> int val access : string -> perm:UnixLabels.access_permission list -> unit val dup : ?cloexec:bool -> UnixLabels.file_descr -> UnixLabels.file_descr val dup2 : ?cloexec:bool -> src:UnixLabels.file_descr -> dst:UnixLabels.file_descr -> unit val set_nonblock : UnixLabels.file_descr -> unit val clear_nonblock : UnixLabels.file_descr -> unit val set_close_on_exec : UnixLabels.file_descr -> unit val clear_close_on_exec : UnixLabels.file_descr -> unit val mkdir : string -> perm:UnixLabels.file_perm -> unit val rmdir : string -> unit val chdir : string -> unit val getcwd : unit -> string val chroot : string -> unit type dir_handle = Unix.dir_handle val opendir : string -> UnixLabels.dir_handle val readdir : UnixLabels.dir_handle -> string val rewinddir : UnixLabels.dir_handle -> unit val closedir : UnixLabels.dir_handle -> unit val pipe : ?cloexec:bool -> unit -> UnixLabels.file_descr * UnixLabels.file_descr val mkfifo : string -> perm:UnixLabels.file_perm -> unit val create_process : prog:string -> args:string array -> stdin:UnixLabels.file_descr -> stdout:UnixLabels.file_descr -> stderr:UnixLabels.file_descr -> int val create_process_env : prog:string -> args:string array -> env:string array -> stdin:UnixLabels.file_descr -> stdout:UnixLabels.file_descr -> stderr:UnixLabels.file_descr -> int val open_process_in : string -> Stdlib.in_channel val open_process_out : string -> Stdlib.out_channel val open_process : string -> Stdlib.in_channel * Stdlib.out_channel val open_process_full : string -> env:string array -> Stdlib.in_channel * Stdlib.out_channel * Stdlib.in_channel val open_process_args_in : string -> string array -> Stdlib.in_channel val open_process_args_out : string -> string array -> Stdlib.out_channel val open_process_args : string -> string array -> Stdlib.in_channel * Stdlib.out_channel val open_process_args_full : string -> string array -> string array -> Stdlib.in_channel * Stdlib.out_channel * Stdlib.in_channel val process_in_pid : Stdlib.in_channel -> int val process_out_pid : Stdlib.out_channel -> int val process_pid : Stdlib.in_channel * Stdlib.out_channel -> int val process_full_pid : Stdlib.in_channel * Stdlib.out_channel * Stdlib.in_channel -> int val close_process_in : Stdlib.in_channel -> UnixLabels.process_status val close_process_out : Stdlib.out_channel -> UnixLabels.process_status val close_process : Stdlib.in_channel * Stdlib.out_channel -> UnixLabels.process_status val close_process_full : Stdlib.in_channel * Stdlib.out_channel * Stdlib.in_channel -> UnixLabels.process_status val symlink : ?to_dir:bool -> src:string -> dst:string -> unit val has_symlink : unit -> bool val readlink : string -> string val select : read:UnixLabels.file_descr list -> write:UnixLabels.file_descr list -> except:UnixLabels.file_descr list -> timeout:float -> UnixLabels.file_descr list * UnixLabels.file_descr list * UnixLabels.file_descr list type lock_command = Unix.lock_command = F_ULOCK | F_LOCK | F_TLOCK | F_TEST | F_RLOCK | F_TRLOCK val lockf : UnixLabels.file_descr -> mode:UnixLabels.lock_command -> len:int -> unit val kill : pid:int -> signal:int -> unit type sigprocmask_command = Unix.sigprocmask_command = SIG_SETMASK | SIG_BLOCK | SIG_UNBLOCK val sigprocmask : mode:UnixLabels.sigprocmask_command -> int list -> int list val sigpending : unit -> int list val sigsuspend : int list -> unit val pause : unit -> unit type process_times = Unix.process_times = { tms_utime : float; tms_stime : float; tms_cutime : float; tms_cstime : float; } type tm = Unix.tm = { tm_sec : int; tm_min : int; tm_hour : int; tm_mday : int; tm_mon : int; tm_year : int; tm_wday : int; tm_yday : int; tm_isdst : bool; } val time : unit -> float val gettimeofday : unit -> float val gmtime : float -> UnixLabels.tm val localtime : float -> UnixLabels.tm val mktime : UnixLabels.tm -> float * UnixLabels.tm val alarm : int -> int val sleep : int -> unit val sleepf : float -> unit val times : unit -> UnixLabels.process_times val utimes : string -> access:float -> modif:float -> unit type interval_timer = Unix.interval_timer = ITIMER_REAL | ITIMER_VIRTUAL | ITIMER_PROF type interval_timer_status = Unix.interval_timer_status = { it_interval : float; it_value : float; } val getitimer : UnixLabels.interval_timer -> UnixLabels.interval_timer_status val setitimer : UnixLabels.interval_timer -> UnixLabels.interval_timer_status -> UnixLabels.interval_timer_status val getuid : unit -> int val geteuid : unit -> int val setuid : int -> unit val getgid : unit -> int val getegid : unit -> int val setgid : int -> unit val getgroups : unit -> int array val setgroups : int array -> unit val initgroups : string -> int -> unit type passwd_entry = Unix.passwd_entry = { pw_name : string; pw_passwd : string; pw_uid : int; pw_gid : int; pw_gecos : string; pw_dir : string; pw_shell : string; } type group_entry = Unix.group_entry = { gr_name : string; gr_passwd : string; gr_gid : int; gr_mem : string array; } val getlogin : unit -> string val getpwnam : string -> UnixLabels.passwd_entry val getgrnam : string -> UnixLabels.group_entry val getpwuid : int -> UnixLabels.passwd_entry val getgrgid : int -> UnixLabels.group_entry type inet_addr = Unix.inet_addr val inet_addr_of_string : string -> UnixLabels.inet_addr val string_of_inet_addr : UnixLabels.inet_addr -> string val inet_addr_any : UnixLabels.inet_addr val inet_addr_loopback : UnixLabels.inet_addr val inet6_addr_any : UnixLabels.inet_addr val inet6_addr_loopback : UnixLabels.inet_addr val is_inet6_addr : UnixLabels.inet_addr -> bool type socket_domain = Unix.socket_domain = PF_UNIX | PF_INET | PF_INET6 type socket_type = Unix.socket_type = SOCK_STREAM | SOCK_DGRAM | SOCK_RAW | SOCK_SEQPACKET type sockaddr = Unix.sockaddr = ADDR_UNIX of string | ADDR_INET of UnixLabels.inet_addr * int val socket : ?cloexec:bool -> domain:UnixLabels.socket_domain -> kind:UnixLabels.socket_type -> protocol:int -> UnixLabels.file_descr val domain_of_sockaddr : UnixLabels.sockaddr -> UnixLabels.socket_domain val socketpair : ?cloexec:bool -> domain:UnixLabels.socket_domain -> kind:UnixLabels.socket_type -> protocol:int -> UnixLabels.file_descr * UnixLabels.file_descr val accept : ?cloexec:bool -> UnixLabels.file_descr -> UnixLabels.file_descr * UnixLabels.sockaddr val bind : UnixLabels.file_descr -> addr:UnixLabels.sockaddr -> unit val connect : UnixLabels.file_descr -> addr:UnixLabels.sockaddr -> unit val listen : UnixLabels.file_descr -> max:int -> unit type shutdown_command = Unix.shutdown_command = SHUTDOWN_RECEIVE | SHUTDOWN_SEND | SHUTDOWN_ALL val shutdown : UnixLabels.file_descr -> mode:UnixLabels.shutdown_command -> unit val getsockname : UnixLabels.file_descr -> UnixLabels.sockaddr val getpeername : UnixLabels.file_descr -> UnixLabels.sockaddr type msg_flag = Unix.msg_flag = MSG_OOB | MSG_DONTROUTE | MSG_PEEK val recv : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> int val recvfrom : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> int * UnixLabels.sockaddr val send : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> int val send_substring : UnixLabels.file_descr -> buf:string -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> int val sendto : UnixLabels.file_descr -> buf:bytes -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> addr:UnixLabels.sockaddr -> int val sendto_substring : UnixLabels.file_descr -> buf:string -> pos:int -> len:int -> mode:UnixLabels.msg_flag list -> UnixLabels.sockaddr -> int type socket_bool_option = Unix.socket_bool_option = SO_DEBUG | SO_BROADCAST | SO_REUSEADDR | SO_KEEPALIVE | SO_DONTROUTE | SO_OOBINLINE | SO_ACCEPTCONN | TCP_NODELAY | IPV6_ONLY | SO_REUSEPORT type socket_int_option = Unix.socket_int_option = SO_SNDBUF | SO_RCVBUF | SO_ERROR | SO_TYPE | SO_RCVLOWAT | SO_SNDLOWAT type socket_optint_option = Unix.socket_optint_option = SO_LINGER type socket_float_option = Unix.socket_float_option = SO_RCVTIMEO | SO_SNDTIMEO val getsockopt : UnixLabels.file_descr -> UnixLabels.socket_bool_option -> bool val setsockopt : UnixLabels.file_descr -> UnixLabels.socket_bool_option -> bool -> unit val getsockopt_int : UnixLabels.file_descr -> UnixLabels.socket_int_option -> int val setsockopt_int : UnixLabels.file_descr -> UnixLabels.socket_int_option -> int -> unit val getsockopt_optint : UnixLabels.file_descr -> UnixLabels.socket_optint_option -> int option val setsockopt_optint : UnixLabels.file_descr -> UnixLabels.socket_optint_option -> int option -> unit val getsockopt_float : UnixLabels.file_descr -> UnixLabels.socket_float_option -> float val setsockopt_float : UnixLabels.file_descr -> UnixLabels.socket_float_option -> float -> unit val getsockopt_error : UnixLabels.file_descr -> UnixLabels.error option val open_connection : UnixLabels.sockaddr -> Stdlib.in_channel * Stdlib.out_channel val shutdown_connection : Stdlib.in_channel -> unit val establish_server : (Stdlib.in_channel -> Stdlib.out_channel -> unit) -> addr:UnixLabels.sockaddr -> unit type host_entry = Unix.host_entry = { h_name : string; h_aliases : string array; h_addrtype : UnixLabels.socket_domain; h_addr_list : UnixLabels.inet_addr array; } type protocol_entry = Unix.protocol_entry = { p_name : string; p_aliases : string array; p_proto : int; } type service_entry = Unix.service_entry = { s_name : string; s_aliases : string array; s_port : int; s_proto : string; } val gethostname : unit -> string val gethostbyname : string -> UnixLabels.host_entry val gethostbyaddr : UnixLabels.inet_addr -> UnixLabels.host_entry val getprotobyname : string -> UnixLabels.protocol_entry val getprotobynumber : int -> UnixLabels.protocol_entry val getservbyname : string -> protocol:string -> UnixLabels.service_entry val getservbyport : int -> protocol:string -> UnixLabels.service_entry type addr_info = Unix.addr_info = { ai_family : UnixLabels.socket_domain; ai_socktype : UnixLabels.socket_type; ai_protocol : int; ai_addr : UnixLabels.sockaddr; ai_canonname : string; } type getaddrinfo_option = Unix.getaddrinfo_option = AI_FAMILY of UnixLabels.socket_domain | AI_SOCKTYPE of UnixLabels.socket_type | AI_PROTOCOL of int | AI_NUMERICHOST | AI_CANONNAME | AI_PASSIVE val getaddrinfo : string -> string -> UnixLabels.getaddrinfo_option list -> UnixLabels.addr_info list type name_info = Unix.name_info = { ni_hostname : string; ni_service : string; } type getnameinfo_option = Unix.getnameinfo_option = NI_NOFQDN | NI_NUMERICHOST | NI_NAMEREQD | NI_NUMERICSERV | NI_DGRAM val getnameinfo : UnixLabels.sockaddr -> UnixLabels.getnameinfo_option list -> UnixLabels.name_info type terminal_io = Unix.terminal_io = { mutable c_ignbrk : bool; mutable c_brkint : bool; mutable c_ignpar : bool; mutable c_parmrk : bool; mutable c_inpck : bool; mutable c_istrip : bool; mutable c_inlcr : bool; mutable c_igncr : bool; mutable c_icrnl : bool; mutable c_ixon : bool; mutable c_ixoff : bool; mutable c_opost : bool; mutable c_obaud : int; mutable c_ibaud : int; mutable c_csize : int; mutable c_cstopb : int; mutable c_cread : bool; mutable c_parenb : bool; mutable c_parodd : bool; mutable c_hupcl : bool; mutable c_clocal : bool; mutable c_isig : bool; mutable c_icanon : bool; mutable c_noflsh : bool; mutable c_echo : bool; mutable c_echoe : bool; mutable c_echok : bool; mutable c_echonl : bool; mutable c_vintr : char; mutable c_vquit : char; mutable c_verase : char; mutable c_vkill : char; mutable c_veof : char; mutable c_veol : char; mutable c_vmin : int; mutable c_vtime : int; mutable c_vstart : char; mutable c_vstop : char; } val tcgetattr : UnixLabels.file_descr -> UnixLabels.terminal_io type setattr_when = Unix.setattr_when = TCSANOW | TCSADRAIN | TCSAFLUSH val tcsetattr : UnixLabels.file_descr -> mode:UnixLabels.setattr_when -> UnixLabels.terminal_io -> unit val tcsendbreak : UnixLabels.file_descr -> duration:int -> unit val tcdrain : UnixLabels.file_descr -> unit type flush_queue = Unix.flush_queue = TCIFLUSH | TCOFLUSH | TCIOFLUSH val tcflush : UnixLabels.file_descr -> mode:UnixLabels.flush_queue -> unit type flow_action = Unix.flow_action = TCOOFF | TCOON | TCIOFF | TCION val tcflow : UnixLabels.file_descr -> mode:UnixLabels.flow_action -> unit val setsid : unit -> int end