(** PROFILING *)
-let profiling_enabled = false ;; (* ComponentsConf.profiling *)
+let profiling_enabled = ref false ;; (* ComponentsConf.profiling *)
let something_profiled = ref false
type profiler = { profile : 'a 'b. ('a -> 'b) -> 'a -> 'b }
let profile ?(enable = true) s =
- if profiling_enabled && enable then
+ if !profiling_enabled && enable then
let total = ref 0.0 in
let calls = ref 0 in
let max = ref 0.0 in
let profile f x =
+ if not !profiling_enabled then f x else
let before = Unix.gettimeofday () in
try
incr calls;
List.flatten (List.map f l)
;;
+let list_mapi f l =
+ let rec aux k = function
+ | [] -> []
+ | h::tl -> f h k :: aux (k+1) tl
+ in
+ aux 0 l
+;;
+
let rec list_uniq ?(eq=(=)) = function
| [] -> []
| h::[] -> [h]
(Unix.stat fname).Unix.st_kind = Unix.S_REG
with Unix.Unix_error _ -> false
+let is_executable fname =
+ try
+ let stat = (Unix.stat fname) in
+ stat.Unix.st_kind = Unix.S_REG &&
+ (stat.Unix.st_perm land 0o001 > 0)
+ with Unix.Unix_error _ -> false
+
+let chmod mode filename =
+ Unix.chmod filename mode
+
let mkdir path =
let components = split ~sep:'/' path in
let rec aux where = function
let path =
if where = "" then piece else where ^ "/" ^ piece in
(try
- Unix.mkdir path 0o755
+ Unix.mkdir path 0o755; chmod 0o2775 path
with
| Unix.Unix_error (Unix.EEXIST,_,_) -> ()
| Unix.Unix_error (e,_,_) ->
raise
(Failure
- ("Unix.mkdir " ^ path ^ " 0o755 :" ^ (Unix.error_message e))));
+ ("Unix.mkdir " ^ path ^ " 0o2775 :" ^ (Unix.error_message e))));
aux path tl
in
let where = if path.[0] = '/' then "/" else "" in
let output_file ~filename ~text =
let oc = open_out filename in
output_string oc text;
- close_out oc
+ close_out oc;
+ chmod 0o664 filename
let blank_split s =
let len = String.length s in
(** {2 Localized exceptions } *)
-exception Localized of Token.flocation * exn
+exception Localized of Stdpp.location * exn
-let loc_of_floc = function
- | { Lexing.pos_cnum = loc_begin }, { Lexing.pos_cnum = loc_end } ->
- (loc_begin, loc_end)
+let loc_of_floc floc = Stdpp.first_pos floc, Stdpp.last_pos floc;;
let floc_of_loc (loc_begin, loc_end) =
- let floc_begin =
- { Lexing.pos_fname = ""; Lexing.pos_lnum = -1; Lexing.pos_bol = -1;
- Lexing.pos_cnum = loc_begin }
- in
- let floc_end = { floc_begin with Lexing.pos_cnum = loc_end } in
- (floc_begin, floc_end)
+ Stdpp.make_loc (loc_begin, loc_end)
let dummy_floc = floc_of_loc (-1, -1)
let raise_localized_exception ~offset floc exn =
- let (x, y) = loc_of_floc floc in
+ let x, y = loc_of_floc floc in
let x = offset + x in
let y = offset + y in
- let flocb,floce = floc in
- let floc =
- { flocb with Lexing.pos_cnum = x }, { floce with Lexing.pos_cnum = y }
- in
+ let floc = floc_of_loc (x,y) in
raise (Localized (floc, exn))
let estimate_size x =
4 * (String.length (Marshal.to_string x [])) / 1024
+let normalize_path s =
+ let s = Str.global_replace (Str.regexp "//") "/" s in
+ let l = Str.split (Str.regexp "/") s in
+ let rec aux acc = function
+ | [] -> acc
+ | he::"."::tl -> aux acc (he::tl)
+ | he::".."::tl when he <> ".." -> aux [] (acc @ tl)
+ | he::tl -> aux (acc@[he]) tl
+ in
+ (if Str.string_match (Str.regexp "^/") s 0 then "/" else "") ^
+ String.concat "/" (aux [] l)
+ ^ (if Str.string_match (Str.regexp "/$") s 0 then "/" else "")
+;;
+
+let find_in paths path =
+ let rec aux = function
+ | [] -> raise (Failure "find_in")
+ | p :: tl ->
+ let path = normalize_path (p ^ "/" ^ path) in
+ try
+ if (Unix.stat path).Unix.st_kind = Unix.S_REG then path
+ else aux tl
+ with Unix.Unix_error _ ->
+ aux tl
+ in
+ try
+ aux paths
+ with Unix.Unix_error _ | Failure _ ->
+ raise
+ (Failure "find_in")
+;;
+
+let is_prefix_of_aux d1 d2 =
+ let len1 = String.length d1 in
+ let len2 = String.length d2 in
+ if len2 < len1 then
+ false, len1, len2
+ else
+ let pref = String.sub d2 0 len1 in
+ pref = d1 && (len1 = len2 || d1.[len1-1] = '/' || d2.[len1] = '/'), len1, len2
+
+let is_prefix_of d1 d2 =
+ let b,_,_ = is_prefix_of_aux d1 d2 in b
+;;
+
+let chop_prefix prefix s =
+ let b,lp,ls = is_prefix_of_aux prefix s in
+ if b then
+ String.sub s lp (ls - lp)
+ else
+ s
+;;
+
+let touch s =
+ try close_out(open_out s) with Sys_error _ -> ()
+;;