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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 1/3] tools/ocaml: Strip all trailing whitespace
No functional change. Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> --- CC: Ian Jackson <Ian.Jackson@xxxxxxxxxx> CC: Wei Liu <wei.liu2@xxxxxxxxxx> CC: Christian Lindig <christian.lindig@xxxxxxxxxx> --- tools/ocaml/LICENSE | 146 +++++++++++++++---------------- tools/ocaml/libs/xc/xenctrl_stubs.c | 2 +- tools/ocaml/libs/xl/genwrap.py | 44 +++++----- tools/ocaml/libs/xs/xs.ml | 4 +- tools/ocaml/libs/xs/xsraw.ml | 4 +- tools/ocaml/test/send_debug_keys.ml | 2 +- tools/ocaml/xenstored/connection.ml | 26 +++--- tools/ocaml/xenstored/connections.ml | 8 +- tools/ocaml/xenstored/logging.ml | 10 +-- tools/ocaml/xenstored/oxenstored.conf.in | 4 +- tools/ocaml/xenstored/process.ml | 8 +- tools/ocaml/xenstored/stdext.ml | 6 +- tools/ocaml/xenstored/store.ml | 4 +- tools/ocaml/xenstored/symbol.mli | 4 +- tools/ocaml/xenstored/syslog_stubs.c | 2 +- tools/ocaml/xenstored/transaction.ml | 8 +- tools/ocaml/xenstored/trie.ml | 32 +++---- tools/ocaml/xenstored/trie.mli | 12 +-- tools/ocaml/xenstored/xenstored.ml | 8 +- 19 files changed, 167 insertions(+), 167 deletions(-) diff --git a/tools/ocaml/LICENSE b/tools/ocaml/LICENSE index b9e62cd..d4d1f17 100644 --- a/tools/ocaml/LICENSE +++ b/tools/ocaml/LICENSE @@ -18,7 +18,7 @@ Public License. ------------ GNU LESSER GENERAL PUBLIC LICENSE -Version 2.1, February 1999 +Version 2.1, February 1999 Copyright (C) 1991, 1999 Free Software Foundation, Inc. @@ -31,140 +31,140 @@ of this license document, but changing it is not allowed. the version number 2.1.] Preamble -The licenses for most software are designed to take away your freedom to share and change it. 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It is safest to attach them to the start of each source file to most effectively convey the exclusion of warranty; and each file should have at least the "copyright" line and a pointer to where the full notice is found. one line to give the library's name and an idea of what it does. @@ -183,9 +183,9 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; If not, see <http://www.gnu.org/licenses/>. -Also add information on how to contact you by electronic and paper mail. +Also add information on how to contact you by electronic and paper mail. -You should also get your employer (if you work as a programmer) or your school, if any, to sign a "copyright disclaimer" for the library, if necessary. Here is a sample; alter the names: +You should also get your employer (if you work as a programmer) or your school, if any, to sign a "copyright disclaimer" for the library, if necessary. Here is a sample; alter the names: Yoyodyne, Inc., hereby disclaims all copyright interest in @@ -195,4 +195,4 @@ by James Random Hacker. signature of Ty Coon, 1 April 1990 Ty Coon, President of Vice -That's all there is to it! +That's all there is to it! diff --git a/tools/ocaml/libs/xc/xenctrl_stubs.c b/tools/ocaml/libs/xc/xenctrl_stubs.c index 578a014..c4fdc58 100644 --- a/tools/ocaml/libs/xc/xenctrl_stubs.c +++ b/tools/ocaml/libs/xc/xenctrl_stubs.c @@ -680,7 +680,7 @@ CAMLprim value stub_xc_pcpu_info(value xch, value nr_cpus) if (Int_val(nr_cpus) < 1) caml_invalid_argument("nr_cpus"); - + info = calloc(Int_val(nr_cpus) + 1, sizeof(*info)); if (!info) caml_raise_out_of_memory(); diff --git a/tools/ocaml/libs/xl/genwrap.py b/tools/ocaml/libs/xl/genwrap.py index 9a65d73..815c1cb 100644 --- a/tools/ocaml/libs/xl/genwrap.py +++ b/tools/ocaml/libs/xl/genwrap.py @@ -13,7 +13,7 @@ builtins = { "libxl_devid": ("devid", "%(c)s = Int_val(%(o)s)", "Val_int(%(c)s)" ), "libxl_defbool": ("bool option", "%(c)s = Defbool_val(%(o)s)", "Val_defbool(%(c)s)" ), "libxl_uuid": ("int array", "Uuid_val(&%(c)s, %(o)s)", "Val_uuid(&%(c)s)"), - "libxl_bitmap": ("bool array", "Bitmap_val(ctx, &%(c)s, %(o)s)", "Val_bitmap(&%(c)s)"), + "libxl_bitmap": ("bool array", "Bitmap_val(ctx, &%(c)s, %(o)s)", "Val_bitmap(&%(c)s)"), "libxl_key_value_list": ("(string * string) list", "libxl_key_value_list_val(&%(c)s, %(o)s)", "Val_key_value_list(&%(c)s)"), "libxl_string_list": ("string list", "libxl_string_list_val(&%(c)s, %(o)s)", "Val_string_list(&%(c)s)"), "libxl_mac": ("int array", "Mac_val(&%(c)s, %(o)s)", "Val_mac(&%(c)s)"), @@ -59,7 +59,7 @@ functions = { # ( name , [type1,type2,....] ) } def stub_fn_name(ty, name): return "stub_xl_%s_%s" % (ty.rawname,name) - + def ocaml_type_of(ty): if ty.rawname in ["domid","devid"]: return ty.rawname @@ -127,7 +127,7 @@ def gen_struct(ty, indent): def gen_ocaml_keyedunions(ty, interface, indent, parent = None): s = "" union_type = "" - + if ty.rawname is not None: # Non-anonymous types need no special handling pass @@ -162,7 +162,7 @@ def gen_ocaml_keyedunions(ty, interface, indent, parent = None): u.append("%s" % (f.name.capitalize())) else: raise NotImplementedError("Cannot handle KeyedUnion fields which are not Structs") - + s += " | ".join(u) + "\n" ty.union_name = name @@ -195,7 +195,7 @@ def gen_ocaml_ml(ty, interface, indent=""): s = ("""(* %s interface *)\n""" % ty.typename) else: s = ("""(* %s implementation *)\n""" % ty.typename) - + if isinstance(ty, idl.Enumeration): s += "type %s = \n" % ty.rawname for v in ty.values: @@ -210,7 +210,7 @@ def gen_ocaml_ml(ty, interface, indent=""): elif isinstance(ty, idl.Aggregate): s += "" - + if ty.typename is None: raise NotImplementedError("%s has no typename" % type(ty)) else: @@ -221,7 +221,7 @@ def gen_ocaml_ml(ty, interface, indent=""): s += "module %s : sig\n" % module_name else: s += "module %s = struct\n" % module_name - + # Handle KeyedUnions... union_types = [] for f in ty.fields: @@ -256,7 +256,7 @@ def gen_ocaml_ml(ty, interface, indent=""): s += "\texternal %s : " % name s += " -> ".join(args) s += " = \"%s\"\n" % stub_fn_name(ty,name) - + s += "end\n" else: @@ -312,7 +312,7 @@ def c_val(ty, c, o, indent="", parent = None): parent + ty.keyvar.name, f.enumname) n += 1 - s += "\t\t default: failwith_xl(ERROR_FAIL, \"variant handling bug %s%s (long)\"); break;\n" % (parent, ty.keyvar.name) + s += "\t\t default: failwith_xl(ERROR_FAIL, \"variant handling bug %s%s (long)\"); break;\n" % (parent, ty.keyvar.name) s += "\t\t}\n" s += "\t} else {\n" s += "\t\t/* Is block... */\n" @@ -342,24 +342,24 @@ def c_val(ty, c, o, indent="", parent = None): n = n + 1 else: s += "%s_val(ctx, %s, %s);" % (ty.rawname, ty.pass_arg(c, parent is None, passby=idl.PASS_BY_REFERENCE), o) - + return s.replace("\n", "\n%s" % indent) def gen_c_val(ty, indent=""): s = "/* Convert caml value to %s */\n" % ty.rawname - + s += "static int %s_val (libxl_ctx *ctx, %s, value v)\n" % (ty.rawname, ty.make_arg("c_val", passby=idl.PASS_BY_REFERENCE)) s += "{\n" s += "\tCAMLparam1(v);\n" s += "\n" s += c_val(ty, "c_val", "v", indent="\t") + "\n" - + s += "\tCAMLreturn(0);\n" s += "}\n" - + return s.replace("\n", "\n%s" % indent) - + def ocaml_Val(ty, o, c, indent="", parent = None): s = indent if isinstance(ty,idl.UInt): @@ -437,7 +437,7 @@ def ocaml_Val(ty, o, c, indent="", parent = None): s += "\tCAMLlocal1(%s);\n" % fn s += "\n" s += "\t%s = caml_alloc_tuple(%d);\n" % (o, len(ty.fields)) - + n = 0 for f in ty.fields: if f.type.private: @@ -452,7 +452,7 @@ def ocaml_Val(ty, o, c, indent="", parent = None): s += "}" else: s += "%s = Val_%s(%s);" % (o, ty.rawname, ty.pass_arg(c, parent is None)) - + return s.replace("\n", "\n%s" % indent).rstrip(indent) def gen_Val_ocaml(ty, indent=""): @@ -464,14 +464,14 @@ def gen_Val_ocaml(ty, indent=""): s += "\tCAMLlocal1(%s_ocaml);\n" % ty.rawname s += ocaml_Val(ty, "%s_ocaml" % ty.rawname, "%s_c" % ty.rawname, indent="\t") + "\n" - + s += "\tCAMLreturn(%s_ocaml);\n" % ty.rawname s += "}\n" return s.replace("\n", "\n%s" % indent) def gen_c_stub_prototype(ty, fns): s = "/* Stubs for %s */\n" % ty.rawname - for name,args in fns: + for name,args in fns: # For N args we return one value and take N-1 values as parameters s += "value %s(" % stub_fn_name(ty, name) s += ", ".join(["value v%d" % v for v in range(1,len(args))]) @@ -536,7 +536,7 @@ if __name__ == '__main__': print "unknown type %s in blacklist" % t types = [ty for ty in types if not ty.rawname in blacklist] - + _ml = sys.argv[3] ml = open(_ml, 'w') ml.write(autogen_header("(*", "*)")) @@ -544,7 +544,7 @@ if __name__ == '__main__': _mli = sys.argv[2] mli = open(_mli, 'w') mli.write(autogen_header("(*", "*)")) - + _cinc = sys.argv[4] cinc = open(_cinc, 'w') cinc.write(autogen_header("/*", "*/")) @@ -558,7 +558,7 @@ if __name__ == '__main__': mli.write(gen_ocaml_ml(ty, True)) mli.write("\n") - + if ty.marshal_in(): cinc.write(gen_c_val(ty)) cinc.write("\n") @@ -571,7 +571,7 @@ if __name__ == '__main__': cinc.write(gen_c_defaults(ty)) cinc.write("\n") #sys.stdout.write("\n") - + ml.write("(* END OF AUTO-GENERATED CODE *)\n") ml.close() mli.write("(* END OF AUTO-GENERATED CODE *)\n") diff --git a/tools/ocaml/libs/xs/xs.ml b/tools/ocaml/libs/xs/xs.ml index db9959a..90bd68d 100644 --- a/tools/ocaml/libs/xs/xs.ml +++ b/tools/ocaml/libs/xs/xs.ml @@ -87,7 +87,7 @@ let read_watchevent_timeout xsh timeout callback = let left = ref timeout in (* Returns true if a watch event in the queue satisfied us *) - let process_queued_events () = + let process_queued_events () = let success = ref false in while Xsraw.has_watchevents xsh.con && not(!success) do @@ -95,7 +95,7 @@ let read_watchevent_timeout xsh timeout callback = done; !success in (* Returns true if a watch event read from the socket satisfied us *) - let process_incoming_event () = + let process_incoming_event () = let fd = get_fd xsh in let r, _, _ = Unix.select [ fd ] [] [] (min max_blocking_time !left) in diff --git a/tools/ocaml/libs/xs/xsraw.ml b/tools/ocaml/libs/xs/xsraw.ml index 84336e1..d982fb2 100644 --- a/tools/ocaml/libs/xs/xsraw.ml +++ b/tools/ocaml/libs/xs/xsraw.ml @@ -69,8 +69,8 @@ let perms_of_string s = | 'w' -> PERM_WRITE | 'b' -> PERM_RDWR | c -> invalid_arg (Printf.sprintf "unknown permission type: %c" c) in let perm_of_string s = - if String.length s < 2 - then invalid_arg (Printf.sprintf "perm of string: length = %d; contents=\"%s\"" (String.length s) s) + if String.length s < 2 + then invalid_arg (Printf.sprintf "perm of string: length = %d; contents=\"%s\"" (String.length s) s) else begin int_of_string (String.sub s 1 (String.length s - 1)), diff --git a/tools/ocaml/test/send_debug_keys.ml b/tools/ocaml/test/send_debug_keys.ml index 0a42c3a..d05f208 100644 --- a/tools/ocaml/test/send_debug_keys.ml +++ b/tools/ocaml/test/send_debug_keys.ml @@ -6,7 +6,7 @@ let send_keys ctx s = printf "Sending debug key %s\n" s; Xenlight.Host.send_debug_keys ctx s; () - + let _ = let logger = Xtl.create_stdio_logger () in let ctx = Xenlight.ctx_alloc logger in diff --git a/tools/ocaml/xenstored/connection.ml b/tools/ocaml/xenstored/connection.ml index be9c62f..24750ad 100644 --- a/tools/ocaml/xenstored/connection.ml +++ b/tools/ocaml/xenstored/connection.ml @@ -62,16 +62,16 @@ let reconnect con = let get_path con = Printf.sprintf "/local/domain/%i/" (match con.dom with None -> 0 | Some d -> Domain.get_id d) -let watch_create ~con ~path ~token = { - con = con; - token = token; - path = path; - base = get_path con; +let watch_create ~con ~path ~token = { + con = con; + token = token; + path = path; + base = get_path con; is_relative = path.[0] <> '/' && path.[0] <> '@' } let get_con w = w.con - + let number_of_transactions con = Hashtbl.length con.transactions @@ -85,20 +85,20 @@ let get_domstr con = | Some dom -> "D" ^ (string_of_int (Domain.get_id dom)) let make_perm dom = - let domid = + let domid = match dom with | None -> 0 | Some d -> Domain.get_id d - in + in Perms.Connection.create ~perms:[Perms.READ; Perms.WRITE] domid let create xbcon dom = let id = match dom with | None -> let old = !anon_id_next in incr anon_id_next; old - | Some _ -> 0 + | Some _ -> 0 in - let con = + let con = { xb = xbcon; dom = dom; @@ -110,7 +110,7 @@ let create xbcon dom = stat_nb_ops = 0; perm = make_perm dom; } - in + in Logging.new_connection ~tid:Transaction.none ~con:(get_domstr con); con @@ -191,7 +191,7 @@ let del_transactions con = Hashtbl.clear con.transactions let list_watches con = - let ll = Hashtbl.fold + let ll = Hashtbl.fold (fun _ watches acc -> List.map (fun watch -> watch.path, watch.token) watches :: acc) con.watches [] in List.concat ll @@ -279,7 +279,7 @@ let stats con = let dump con chan = match con.dom with - | Some dom -> + | Some dom -> let domid = Domain.get_id dom in (* dump domain *) Domain.dump dom chan; diff --git a/tools/ocaml/xenstored/connections.ml b/tools/ocaml/xenstored/connections.ml index ae76928..299826e 100644 --- a/tools/ocaml/xenstored/connections.ml +++ b/tools/ocaml/xenstored/connections.ml @@ -65,7 +65,7 @@ let find_domain_by_port cons port = let del_watches_of_con con watches = match List.filter (fun w -> Connection.get_con w != con) watches with | [] -> None - | ws -> Some ws + | ws -> Some ws let del_anonymous cons con = try @@ -144,7 +144,7 @@ let fire_watches cons path recurse = in let fire_rec x = function | None -> () - | Some watches -> + | Some watches -> List.iter (fun w -> Connection.fire_single_watch w) watches in Trie.iter_path fire_watch cons.watches key; @@ -161,14 +161,14 @@ let set_target cons domain target_domain = let number_of_transactions cons = let res = ref 0 in - let aux con = + let aux con = res := Connection.number_of_transactions con + !res in iter cons aux; !res let stats cons = - let nb_ops_anon = ref 0 + let nb_ops_anon = ref 0 and nb_watchs_anon = ref 0 and nb_ops_dom = ref 0 and nb_watchs_dom = ref 0 in diff --git a/tools/ocaml/xenstored/logging.ml b/tools/ocaml/xenstored/logging.ml index ea60331..cc6f72d 100644 --- a/tools/ocaml/xenstored/logging.ml +++ b/tools/ocaml/xenstored/logging.ml @@ -57,7 +57,7 @@ type logger = rotate: unit -> unit; write: ?level:level -> string -> unit } -let truncate_line nb_chars line = +let truncate_line nb_chars line = if String.length line > nb_chars - 1 then let len = max (nb_chars - 1) 2 in let dst_line = Bytes.create len in @@ -174,7 +174,7 @@ let init_xenstored_log () = match !xenstored_log_destination with | File file -> if !xenstored_log_level <> Null && !xenstored_log_nb_files > 0 then let logger = - make_file_logger + make_file_logger file !xenstored_log_nb_files !xenstored_log_nb_lines !xenstored_log_nb_chars ignore in set_xenstored_logger logger @@ -236,7 +236,7 @@ let string_of_access_type = function | Xenbus.Xb.Op.Getdomainpath -> "getdomain" | Xenbus.Xb.Op.Isintroduced -> "is introduced" | Xenbus.Xb.Op.Resume -> "resume " - + | Xenbus.Xb.Op.Write -> "write " | Xenbus.Xb.Op.Mkdir -> "mkdir " | Xenbus.Xb.Op.Rm -> "rm " @@ -315,11 +315,11 @@ let xb_op ~tid ~con ~ty data = | _ -> true in if print then access_logging ~tid ~con ~data (XbOp ty) ~level:Info -let start_transaction ~tid ~con = +let start_transaction ~tid ~con = if !access_log_transaction_ops && tid <> 0 then access_logging ~tid ~con (XbOp Xenbus.Xb.Op.Transaction_start) ~level:Debug -let end_transaction ~tid ~con = +let end_transaction ~tid ~con = if !access_log_transaction_ops && tid <> 0 then access_logging ~tid ~con (XbOp Xenbus.Xb.Op.Transaction_end) ~level:Debug diff --git a/tools/ocaml/xenstored/oxenstored.conf.in b/tools/ocaml/xenstored/oxenstored.conf.in index 6579b84..151b65b 100644 --- a/tools/ocaml/xenstored/oxenstored.conf.in +++ b/tools/ocaml/xenstored/oxenstored.conf.in @@ -28,14 +28,14 @@ conflict-max-history-seconds = 0.05 # tick one point of conflict-credit is given to just one domain: the # one at the front of the queue. If false, then after each tick each # domain gets a point of conflict-credit. -# +# # In environments where it is known that every transaction will # involve a set of nodes that is writable by at most one other domain, # then it is safe to set this aggregate-limit flag to false for better # performance. (This can be determined by considering the layout of # the xenstore tree and permissions, together with the content of the # transactions that require protection.) -# +# # A transaction which involves a set of nodes which can be modified by # multiple other domains can suffer conflicts caused by any of those # domains, so the flag must be set to true. diff --git a/tools/ocaml/xenstored/process.ml b/tools/ocaml/xenstored/process.ml index 7e51bcc..217a344 100644 --- a/tools/ocaml/xenstored/process.ml +++ b/tools/ocaml/xenstored/process.ml @@ -352,7 +352,7 @@ let transaction_replay c t doms cons = ) let do_watch con t domains cons data = - let (node, token) = + let (node, token) = match (split None '\000' data) with | [node; token; ""] -> node, token | _ -> raise Invalid_Cmd_Args @@ -431,7 +431,7 @@ let do_release con t domains cons data = let fire_spec_watches = Domains.exist domains domid in Domains.del domains domid; Connections.del_domain cons domid; - if fire_spec_watches + if fire_spec_watches then Connections.fire_spec_watches cons "@releaseDomain" else raise Invalid_Cmd_Args @@ -558,7 +558,7 @@ let do_input store cons doms con = let tid, rid, ty, data = Xenbus.Xb.Packet.unpack packet in let req = {Packet.tid=tid; Packet.rid=rid; Packet.ty=ty; Packet.data=data} in - (* As we don't log IO, do not call an unnecessary sanitize_data + (* As we don't log IO, do not call an unnecessary sanitize_data info "[%s] -> [%d] %s \"%s\"" (Connection.get_domstr con) tid (Xenbus.Xb.Op.to_string ty) (sanitize_data data); *) @@ -572,7 +572,7 @@ let do_output store cons doms con = if Connection.has_new_output con then ( let packet = Connection.peek_output con in let tid, rid, ty, data = Xenbus.Xb.Packet.unpack packet in - (* As we don't log IO, do not call an unnecessary sanitize_data + (* As we don't log IO, do not call an unnecessary sanitize_data info "[%s] <- %s \"%s\"" (Connection.get_domstr con) (Xenbus.Xb.Op.to_string ty) (sanitize_data data);*) diff --git a/tools/ocaml/xenstored/stdext.ml b/tools/ocaml/xenstored/stdext.ml index 305a330..879565c 100644 --- a/tools/ocaml/xenstored/stdext.ml +++ b/tools/ocaml/xenstored/stdext.ml @@ -20,7 +20,7 @@ type ('a, 'b) either = Right of 'a | Left of 'b (** apply the clean_f function after fct function has been called. * Even if fct raises an exception, clean_f is applied *) -let exnhook = ref None +let exnhook = ref None let finally fct clean_f = let result = try @@ -36,7 +36,7 @@ let finally fct clean_f = let may f v = match v with Some x -> Some (f x) | None -> None -(** default value to d if v is none. *) +(** default value to d if v is none. *) let default d v = match v with Some x -> x | None -> d @@ -85,7 +85,7 @@ let mkdir_safe dir perm = let mkdir_rec dir perm = let rec p_mkdir dir = let p_name = Filename.dirname dir in - if p_name <> "/" && p_name <> "." + if p_name <> "/" && p_name <> "." then p_mkdir p_name; mkdir_safe dir perm in p_mkdir dir diff --git a/tools/ocaml/xenstored/store.ml b/tools/ocaml/xenstored/store.ml index 5a8c377..c6c8741 100644 --- a/tools/ocaml/xenstored/store.ml +++ b/tools/ocaml/xenstored/store.ml @@ -34,7 +34,7 @@ let get_value node = node.value let get_perms node = node.perms let get_name node = Symbol.to_string node.name -let set_value node nvalue = +let set_value node nvalue = if node.value = nvalue then node else { node with value = nvalue } @@ -189,7 +189,7 @@ let get_node rnode path = let rec get_deepest_existing_node node = function | [] -> node, true | h :: t -> - try get_deepest_existing_node (Node.find node h) t + try get_deepest_existing_node (Node.find node h) t with Not_found -> node, false let set_node rnode path nnode = diff --git a/tools/ocaml/xenstored/symbol.mli b/tools/ocaml/xenstored/symbol.mli index 8ed709f..c3c9f6e 100644 --- a/tools/ocaml/xenstored/symbol.mli +++ b/tools/ocaml/xenstored/symbol.mli @@ -16,8 +16,8 @@ (** Node names *) -(** Xenstore nodes names are often the same, ie. "local", "domain", "device", ... so it is worth to - manipulate them through the use of small identifiers that we call symbols. These symbols can be +(** Xenstore nodes names are often the same, ie. "local", "domain", "device", ... so it is worth to + manipulate them through the use of small identifiers that we call symbols. These symbols can be compared in constant time (as opposite to strings) and should help the ocaml GC. *) type t diff --git a/tools/ocaml/xenstored/syslog_stubs.c b/tools/ocaml/xenstored/syslog_stubs.c index dd8b9e9..875d48a 100644 --- a/tools/ocaml/xenstored/syslog_stubs.c +++ b/tools/ocaml/xenstored/syslog_stubs.c @@ -42,7 +42,7 @@ value stub_syslog(value facility, value level, value msg) caml_enter_blocking_section(); syslog(c_facility, "%s", c_msg); caml_leave_blocking_section(); - + free((void*)c_msg); CAMLreturn(Val_unit); } diff --git a/tools/ocaml/xenstored/transaction.ml b/tools/ocaml/xenstored/transaction.ml index 23e7ccf..96f56f0 100644 --- a/tools/ocaml/xenstored/transaction.ml +++ b/tools/ocaml/xenstored/transaction.ml @@ -46,7 +46,7 @@ let test_coalesce oldroot currentroot optpath = | Some path -> let oldnode = Store.Path.get_node oldroot path and currentnode = Store.Path.get_node currentroot path in - + match oldnode, currentnode with | (Some oldnode), (Some currentnode) -> if oldnode == currentnode then ( @@ -175,7 +175,7 @@ let rm t perm path = set_write_lowpath t (Store.Path.get_parent path); add_wop t Xenbus.Xb.Op.Rm path -let ls t perm path = +let ls t perm path = let r = Store.ls t.store perm path in set_read_lowpath t path; r @@ -243,8 +243,8 @@ let commit ~con t = in if has_commited && has_write_ops then Disk.write t.store; - if not has_commited + if not has_commited then Logging.conflict ~tid:(get_id t) ~con - else if not !has_coalesced + else if not !has_coalesced then Logging.commit ~tid:(get_id t) ~con; has_commited diff --git a/tools/ocaml/xenstored/trie.ml b/tools/ocaml/xenstored/trie.ml index bc9a903..d9c9c2c 100644 --- a/tools/ocaml/xenstored/trie.ml +++ b/tools/ocaml/xenstored/trie.ml @@ -34,7 +34,7 @@ struct } let get_key node = node.key - let get_value node = + let get_value node = match node.value with | None -> raise Not_found | Some value -> value @@ -46,7 +46,7 @@ struct let set_children node children = { node with children = children } - let add_child node child = + let add_child node child = { node with children = child :: node.children } end @@ -65,7 +65,7 @@ let replace_node nodes key node = | h :: tl -> h :: aux tl in aux nodes - + let remove_node nodes key = let rec aux = function | [] -> raise Not_found @@ -76,16 +76,16 @@ let remove_node nodes key = let create () = [] -let rec iter f tree = +let rec iter f tree = let rec aux node = - f node.Node.key node.Node.value; + f node.Node.key node.Node.value; iter f node.Node.children in List.iter aux tree let rec map f tree = let rec aux node = - let value = + let value = match node.Node.value with | None -> None | Some value -> f value @@ -98,12 +98,12 @@ let rec fold f tree acc = let rec aux accu node = fold f node.Node.children (f node.Node.key node.Node.value accu) in - List.fold_left aux acc tree + List.fold_left aux acc tree (* return a sub-trie *) let rec sub_node tree = function | [] -> raise Not_found - | h::t -> + | h::t -> if mem_node tree h then begin let node = find_node tree h in @@ -113,19 +113,19 @@ let rec sub_node tree = function end else raise Not_found -let sub tree path = +let sub tree path = try (sub_node tree path).Node.children with Not_found -> [] -let find tree path = +let find tree path = Node.get_value (sub_node tree path) (* return false if the node doesn't exists or if it is not associated to any value *) let rec mem tree = function | [] -> false - | h::t -> + | h::t -> mem_node tree h - && (let node = find_node tree h in + && (let node = find_node tree h in if t = [] then node.Node.value <> None else mem node.Node.children t) @@ -133,7 +133,7 @@ let rec mem tree = function (* Iterate over the longest valid prefix *) let rec iter_path f tree = function | [] -> () - | h::l -> + | h::l -> if mem_node tree h then begin let node = find_node tree h in @@ -142,7 +142,7 @@ let rec iter_path f tree = function end let rec set_node node path value = - if path = [] + if path = [] then Node.set_value node value else begin let children = set node.Node.children path value in @@ -152,7 +152,7 @@ let rec set_node node path value = and set tree path value = match path with | [] -> raise Not_found - | h::t -> + | h::t -> if mem_node tree h then begin let node = find_node tree h in @@ -164,7 +164,7 @@ and set tree path value = let rec unset tree = function | [] -> tree - | h::t -> + | h::t -> if mem_node tree h then begin let node = find_node tree h in diff --git a/tools/ocaml/xenstored/trie.mli b/tools/ocaml/xenstored/trie.mli index 25db9d0..5dc53c1 100644 --- a/tools/ocaml/xenstored/trie.mli +++ b/tools/ocaml/xenstored/trie.mli @@ -24,7 +24,7 @@ val create : unit -> ('a,'b) t (** Creates an empty trie. *) val mem : ('a,'b) t -> 'a list -> bool -(** [mem t k] returns true if a value is associated with the key [k] in the trie [t]. +(** [mem t k] returns true if a value is associated with the key [k] in the trie [t]. Otherwise, it returns false. *) val find : ('a, 'b) t -> 'a list -> 'b @@ -35,20 +35,20 @@ val set : ('a, 'b) t -> 'a list -> 'b -> ('a, 'b) t (** [set t k v] associates the value [v] with the key [k] in the trie [t]. *) val unset : ('a, 'b) t -> 'a list -> ('a, 'b) t -(** [unset k v] removes the association of value [v] with the key [k] in the trie [t]. - Moreover, it automatically clean the trie, ie. it removes recursively +(** [unset k v] removes the association of value [v] with the key [k] in the trie [t]. + Moreover, it automatically clean the trie, ie. it removes recursively every nodes of [t] containing no values and having no chil. *) val iter : ('a -> 'b option -> unit) -> ('a, 'b) t -> unit -(** [iter f t] applies the function [f] to every node of the trie [t]. +(** [iter f t] applies the function [f] to every node of the trie [t]. As nodes of the trie [t] do not necessary contains a value, the second argument of [f] is an option type. *) val iter_path : ('a -> 'b option -> unit) -> ('a, 'b) t -> 'a list -> unit -(** [iter_path f t p] iterates [f] over nodes associated with the path [p] in the trie [t]. +(** [iter_path f t p] iterates [f] over nodes associated with the path [p] in the trie [t]. If [p] is not a valid path of [t], it iterates on the longest valid prefix of [p]. *) -val fold : ('a -> 'b option -> 'c -> 'c) -> ('a, 'b) t -> 'c -> 'c +val fold : ('a -> 'b option -> 'c -> 'c) -> ('a, 'b) t -> 'c -> 'c (** [fold f t x] fold [f] over every nodes of [t], with [x] as initial value. *) val map : ('b -> 'c option) -> ('a,'b) t -> ('a,'c) t diff --git a/tools/ocaml/xenstored/xenstored.ml b/tools/ocaml/xenstored/xenstored.ml index 332a69b..40a05e9 100644 --- a/tools/ocaml/xenstored/xenstored.ml +++ b/tools/ocaml/xenstored/xenstored.ml @@ -188,7 +188,7 @@ let from_channel store cons doms chan = in Connections.add_domain cons ndom; in - let watch_f domid path token = + let watch_f domid path token = let con = Connections.find_domain cons domid in ignore (Connections.add_watch cons con path token) in @@ -238,7 +238,7 @@ let _ = default_pidfile in - (try + (try Unixext.mkdir_rec (Filename.dirname pidfile) 0o755 with _ -> () @@ -251,11 +251,11 @@ let _ = Some (Unix.handle_unix_error Utils.create_unix_socket Define.xs_daemon_socket), Some (Unix.handle_unix_error Utils.create_unix_socket Define.xs_daemon_socket_ro) in - + if cf.daemonize then Unixext.daemonize () else - printf "Xen Storage Daemon, version %d.%d\n%!" + printf "Xen Storage Daemon, version %d.%d\n%!" Define.xenstored_major Define.xenstored_minor; (try Unixext.pidfile_write pidfile with _ -> ()); -- 2.1.4 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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