58 lines
2.6 KiB
OCaml
58 lines
2.6 KiB
OCaml
(***********************************************************************)
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(* *)
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(* Objective Caml *)
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(* *)
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(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 1996 Institut National de Recherche en Informatique et *)
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(* Automatique. Distributed only by permission. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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(* Miscellaneous useful types and functions *)
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val fatal_error: string -> 'a
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exception Fatal_error
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val map_end: ('a -> 'b) -> 'a list -> 'b list -> 'b list
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(* [map_end f l t] is [map f l @ t], just more efficient. *)
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val for_all2: ('a -> 'b -> bool) -> 'a list -> 'b list -> bool
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(* Same as [List.for_all] but for a binary predicate. *)
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val filter: ('a -> bool) -> 'a list -> 'a list
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val mem_assq: 'a -> ('a * 'b) list -> bool
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val replicate_list: 'a -> int -> 'a list
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(* [replicate_list elem n] is the list with [n] elements
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all identical to [elem]. *)
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val find_in_path: string list -> string -> string
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(* Search a file in a list of directories. *)
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val remove_file: string -> unit
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(* Delete the given file if it exists. Never raise an error. *)
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val create_hashtable: int -> ('a * 'b) list -> ('a, 'b) Hashtbl.t
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(* Create a hashtable of the given size and fills it with the
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given bindings. *)
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val copy_file: in_channel -> out_channel -> unit
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(* [copy_file ic oc] reads the contents of file [ic] and copies
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them to [oc]. It stops when encountering EOF on [ic]. *)
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val copy_file_chunk: in_channel -> out_channel -> int -> unit
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(* [copy_file_chunk ic oc n] reads [n] bytes from [ic] and copies
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them to [oc]. It raises [End_of_file] when encountering
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EOF on [ic]. *)
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val log2: int -> int
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(* [log2 n] returns [s] such that [n = 1 lsl s]
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if [n] is a power of 2*)
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val align: int -> int -> int
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(* [align n a] rounds [n] upwards to a multiple of [a]
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(a power of 2). *)
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val no_overflow_add: int -> int -> bool
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(* [no_overflow_add n1 n2] returns [true] if the computation of
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[n1 + n2] does not overflow. *)
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val no_overflow_sub: int -> int -> bool
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(* [no_overflow_add n1 n2] returns [true] if the computation of
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[n1 - n2] does not overflow. *)
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