Mercurial > urweb

annotate src/settings.sml @ 1390:65fbb250b875

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
More string processing
author Adam Chlipala <adam@chlipala.net>
date Thu, 13 Jan 2011 10:02:50 -0500
parents 9a721f0722d3
children 802c179dac1f
rev   line source
adamc@1114 1 (* Copyright (c) 2008-2010, Adam Chlipala
adamc@764 2 * All rights reserved.
adamc@764 3 *
adamc@764 4 * Redistribution and use in source and binary forms, with or without
adamc@764 5 * modification, are permitted provided that the following conditions are met:
adamc@764 6 *
adamc@764 7 * - Redistributions of source code must retain the above copyright notice,
adamc@764 8 * this list of conditions and the following disclaimer.
adamc@764 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@764 10 * this list of conditions and the following disclaimer in the documentation
adamc@764 11 * and/or other materials provided with the distribution.
adamc@764 12 * - The names of contributors may not be used to endorse or promote products
adamc@764 13 * derived from this software without specific prior written permission.
adamc@764 14 *
adamc@764 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@764 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@764 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@764 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@764 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@764 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@764 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@764 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@764 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@764 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@764 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@764 26 *)
adamc@764 27
adamc@764 28 structure Settings :> SETTINGS = struct
adamc@764 29
adamc@764 30 val urlPrefix = ref "/"
adam@1370 31 val urlPrePrefix = ref ""
adamc@764 32 val timeout = ref 0
adamc@764 33 val headers = ref ([] : string list)
adamc@766 34 val scripts = ref ([] : string list)
adamc@764 35
adamc@764 36 fun getUrlPrefix () = !urlPrefix
adam@1370 37 fun getUrlPrePrefix () = !urlPrePrefix
adamc@764 38 fun setUrlPrefix p =
adam@1370 39 let
adam@1370 40 val prefix = if p = "" then
adam@1370 41 "/"
adam@1370 42 else if String.sub (p, size p - 1) <> #"/" then
adam@1370 43 p ^ "/"
adam@1370 44 else
adam@1370 45 p
adam@1370 46
adam@1370 47 val (prepre, prefix) =
adam@1370 48 if String.isPrefix "http://" prefix then
adam@1370 49 let
adam@1370 50 val (befor, after) = Substring.splitl (fn ch => ch <> #"/") (Substring.extract (prefix, 7, NONE))
adam@1370 51 in
adam@1370 52 if Substring.isEmpty after then
adam@1370 53 ("", prefix)
adam@1370 54 else
adam@1370 55 ("http://" ^ Substring.string befor, Substring.string after)
adam@1370 56 end
adam@1370 57 else
adam@1370 58 ("", prefix)
adam@1370 59 in
adam@1370 60 urlPrePrefix := prepre;
adam@1370 61 urlPrefix := prefix
adam@1370 62 end
adamc@764 63
adamc@764 64 fun getTimeout () = !timeout
adamc@764 65 fun setTimeout n = timeout := n
adamc@764 66
adamc@764 67 fun getHeaders () = !headers
adamc@764 68 fun setHeaders ls = headers := ls
adamc@764 69
adamc@766 70 fun getScripts () = !scripts
adamc@766 71 fun setScripts ls = scripts := ls
adamc@766 72
adamc@765 73 type ffi = string * string
adamc@765 74
adamc@765 75 structure K = struct
adamc@765 76 type ord_key = ffi
adamc@765 77 fun compare ((m1, x1), (m2, x2)) =
adamc@765 78 Order.join (String.compare (m1, m2),
adamc@765 79 fn () => String.compare (x1, x2))
adamc@764 80 end
adamc@765 81
adamc@765 82 structure S = BinarySetFn(K)
adamc@765 83 structure M = BinaryMapFn(K)
adamc@765 84
adamc@765 85 fun basis x = S.addList (S.empty, map (fn x : string => ("Basis", x)) x)
adamc@765 86
adamc@765 87 val clientToServerBase = basis ["int",
adamc@765 88 "float",
adamc@765 89 "string",
adamc@765 90 "time",
adamc@765 91 "file",
adamc@765 92 "unit",
adamc@765 93 "option",
adamc@765 94 "list",
adam@1288 95 "bool",
adam@1288 96 "variant"]
adamc@765 97 val clientToServer = ref clientToServerBase
adamc@765 98 fun setClientToServer ls = clientToServer := S.addList (clientToServerBase, ls)
adamc@765 99 fun mayClientToServer x = S.member (!clientToServer, x)
adamc@765 100
adamc@779 101 val effectfulBase = basis ["dml",
adamc@779 102 "nextval",
adamc@1073 103 "setval",
adamc@779 104 "set_cookie",
adamc@1050 105 "clear_cookie",
adamc@765 106 "new_channel",
adamc@1200 107 "send",
adamc@1200 108 "htmlifyInt_w",
adamc@1200 109 "htmlifyFloat_w",
adamc@1200 110 "htmlifyString_w",
adamc@1200 111 "htmlifyBool_w",
adamc@1200 112 "htmlifyTime_w",
adamc@1200 113 "attrifyInt_w",
adamc@1200 114 "attrifyFloat_w",
adamc@1200 115 "attrifyString_w",
adamc@1200 116 "attrifyChar_w",
adamc@1200 117 "urlifyInt_w",
adamc@1200 118 "urlifyFloat_w",
adamc@1200 119 "urlifyString_w",
adamc@1200 120 "urlifyBool_w",
adamc@1200 121 "urlifyChannel_w"]
adamc@765 122
adamc@765 123 val effectful = ref effectfulBase
adamc@765 124 fun setEffectful ls = effectful := S.addList (effectfulBase, ls)
adamc@765 125 fun isEffectful x = S.member (!effectful, x)
adamc@765 126
adamc@1171 127 val benignBase = basis ["get_cookie",
adamc@1171 128 "new_client_source",
adamc@1171 129 "get_client_source",
adamc@1171 130 "set_client_source",
adamc@1171 131 "current",
adamc@1171 132 "alert",
adam@1290 133 "confirm",
adamc@1171 134 "onError",
adamc@1171 135 "onFail",
adamc@1171 136 "onConnectFail",
adamc@1171 137 "onDisconnect",
adamc@1171 138 "onServerError",
adamc@1171 139 "kc",
adamc@1250 140 "debug",
adam@1389 141 "naughtyDebug",
adamc@1250 142 "rand"]
adamc@1171 143
adamc@1171 144 val benign = ref benignBase
adamc@1171 145 fun setBenignEffectful ls = benign := S.addList (benignBase, ls)
adamc@1171 146 fun isBenignEffectful x = S.member (!benign, x)
adamc@1171 147
adamc@765 148 val clientBase = basis ["get",
adamc@765 149 "set",
adamc@841 150 "current",
adamc@765 151 "alert",
adam@1290 152 "confirm",
adamc@765 153 "recv",
adamc@765 154 "sleep",
adamc@765 155 "spawn",
adamc@765 156 "onError",
adamc@765 157 "onFail",
adamc@765 158 "onConnectFail",
adamc@765 159 "onDisconnect",
adamc@895 160 "onServerError",
adamc@895 161 "kc"]
adamc@765 162 val client = ref clientBase
adamc@765 163 fun setClientOnly ls = client := S.addList (clientBase, ls)
adamc@765 164 fun isClientOnly x = S.member (!client, x)
adamc@765 165
adamc@765 166 val serverBase = basis ["requestHeader",
adamc@765 167 "query",
adamc@765 168 "dml",
adamc@765 169 "nextval",
adamc@1073 170 "setval",
adamc@765 171 "channel",
adamc@765 172 "send"]
adamc@765 173 val server = ref serverBase
adamc@765 174 fun setServerOnly ls = server := S.addList (serverBase, ls)
adamc@765 175 fun isServerOnly x = S.member (!server, x)
adamc@765 176
adamc@765 177 val basisM = foldl (fn ((k, v : string), m) => M.insert (m, ("Basis", k), v)) M.empty
adamc@765 178
adamc@765 179 val jsFuncsBase = basisM [("alert", "alert"),
adam@1290 180 ("confirm", "confrm"),
adamc@765 181 ("get_client_source", "sg"),
adamc@841 182 ("current", "scur"),
adamc@765 183 ("htmlifyBool", "bs"),
adamc@765 184 ("htmlifyFloat", "ts"),
adamc@765 185 ("htmlifyInt", "ts"),
adamc@765 186 ("htmlifyString", "eh"),
adamc@765 187 ("new_client_source", "sc"),
adamc@765 188 ("set_client_source", "sv"),
adamc@838 189 ("stringToFloat", "pflo"),
adamc@838 190 ("stringToInt", "pio"),
adamc@765 191 ("stringToFloat_error", "pfl"),
adamc@765 192 ("stringToInt_error", "pi"),
adamc@765 193 ("urlifyInt", "ts"),
adamc@765 194 ("urlifyFloat", "ts"),
adam@1360 195 ("urlifyTime", "ts"),
adamc@765 196 ("urlifyString", "uf"),
adamc@912 197 ("urlifyBool", "ub"),
adamc@765 198 ("recv", "rv"),
adamc@765 199 ("strcat", "cat"),
adamc@765 200 ("intToString", "ts"),
adamc@765 201 ("floatToString", "ts"),
adamc@821 202 ("charToString", "ts"),
adamc@765 203 ("onError", "onError"),
adamc@765 204 ("onFail", "onFail"),
adamc@765 205 ("onConnectFail", "onConnectFail"),
adamc@765 206 ("onDisconnect", "onDisconnect"),
adamc@798 207 ("onServerError", "onServerError"),
adamc@1108 208 ("attrifyString", "atr"),
adamc@798 209 ("attrifyInt", "ts"),
adamc@798 210 ("attrifyFloat", "ts"),
adamc@820 211 ("attrifyBool", "bs"),
adamc@821 212 ("boolToString", "ts"),
adamc@1057 213 ("str1", "id"),
adamc@821 214 ("strsub", "sub"),
adamc@828 215 ("strsuffix", "suf"),
adamc@829 216 ("strlen", "slen"),
adamc@829 217 ("strindex", "sidx"),
adamc@829 218 ("strchr", "schr"),
adamc@831 219 ("substring", "ssub"),
adamc@895 220 ("strcspn", "sspn"),
adamc@1061 221 ("kc", "kc"),
adamc@1061 222
adamc@1061 223 ("islower", "isLower"),
adamc@1061 224 ("isupper", "isUpper"),
adamc@1061 225 ("isalpha", "isAlpha"),
adamc@1061 226 ("isdigit", "isDigit"),
adamc@1061 227 ("isalnum", "isAlnum"),
adamc@1061 228 ("isblank", "isBlank"),
adamc@1061 229 ("isspace", "isSpace"),
adamc@1061 230 ("isxdigit", "isXdigit"),
adamc@1061 231 ("tolower", "toLower"),
adamc@1323 232 ("toupper", "toUpper"),
adamc@1323 233
adamc@1323 234 ("checkUrl", "checkUrl"),
adam@1366 235 ("bless", "bless"),
adam@1366 236
adam@1366 237 ("eq_time", "eq"),
adam@1366 238 ("lt_time", "lt"),
adam@1366 239 ("le_time", "le")]
adamc@765 240 val jsFuncs = ref jsFuncsBase
adamc@765 241 fun setJsFuncs ls = jsFuncs := foldl (fn ((k, v), m) => M.insert (m, k, v)) jsFuncsBase ls
adamc@765 242 fun jsFunc x = M.find (!jsFuncs, x)
adamc@765 243
adamc@768 244 datatype pattern_kind = Exact | Prefix
adamc@768 245 datatype action = Allow | Deny
adamc@768 246 type rule = { action : action, kind : pattern_kind, pattern : string }
adamc@768 247
adamc@768 248 datatype path_kind = Any | Url | Table | Sequence | View | Relation | Cookie | Style
adamc@768 249 type rewrite = { pkind : path_kind, kind : pattern_kind, from : string, to : string }
adamc@768 250
adamc@768 251 val rewrites = ref ([] : rewrite list)
adamc@768 252
adamc@768 253 fun subsume (pk1, pk2) =
adamc@768 254 pk1 = pk2
adamc@768 255 orelse pk2 = Any
adamc@768 256 orelse pk2 = Relation andalso (pk1 = Table orelse pk1 = Sequence orelse pk1 = View)
adamc@768 257
adamc@768 258 fun setRewriteRules ls = rewrites := ls
adamc@768 259 fun rewrite pk s =
adamc@768 260 let
adamc@768 261 fun rew (ls : rewrite list) =
adamc@768 262 case ls of
adamc@768 263 [] => s
adamc@768 264 | rewr :: ls =>
adamc@768 265 let
adamc@768 266 fun match () =
adamc@768 267 case #kind rewr of
adamc@768 268 Exact => if #from rewr = s then
adamc@768 269 SOME (size s)
adamc@768 270 else
adamc@768 271 NONE
adamc@768 272 | Prefix => if String.isPrefix (#from rewr) s then
adamc@768 273 SOME (size (#from rewr))
adamc@768 274 else
adamc@768 275 NONE
adamc@768 276 in
adamc@768 277 if subsume (pk, #pkind rewr) then
adamc@768 278 case match () of
adamc@768 279 NONE => rew ls
adamc@768 280 | SOME suffixStart => #to rewr ^ String.extract (s, suffixStart, NONE)
adamc@768 281 else
adamc@768 282 rew ls
adamc@768 283 end
adamc@768 284 in
adamc@768 285 rew (!rewrites)
adamc@768 286 end
adamc@768 287
adamc@769 288 val url = ref ([] : rule list)
adamc@769 289 val mime = ref ([] : rule list)
adamc@769 290
adamc@769 291 fun setUrlRules ls = url := ls
adamc@769 292 fun setMimeRules ls = mime := ls
adamc@769 293
adamc@770 294 fun getUrlRules () = !url
adamc@770 295 fun getMimeRules () = !mime
adamc@770 296
adamc@769 297 fun check f rules s =
adamc@769 298 let
adamc@769 299 fun chk (ls : rule list) =
adamc@769 300 case ls of
adamc@769 301 [] => false
adamc@769 302 | rule :: ls =>
adamc@769 303 let
adamc@769 304 val matches =
adamc@769 305 case #kind rule of
adamc@769 306 Exact => #pattern rule = s
adamc@769 307 | Prefix => String.isPrefix (#pattern rule) s
adamc@769 308 in
adamc@769 309 if matches then
adamc@769 310 case #action rule of
adamc@769 311 Allow => true
adamc@769 312 | Deny => false
adamc@769 313 else
adamc@769 314 chk ls
adamc@769 315 end
adamc@769 316 in
adamc@769 317 f s andalso chk (!rules)
adamc@769 318 end
adamc@769 319
adamc@769 320 val checkUrl = check (fn _ => true) url
adamc@769 321 val checkMime = check
adamc@769 322 (CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"/" orelse ch = #"-" orelse ch = #"."))
adamc@769 323 mime
adamc@769 324
adamc@855 325
adamc@855 326 type protocol = {
adamc@855 327 name : string,
adamc@1096 328 compile : string,
adamc@1095 329 linkStatic : string,
adamc@1095 330 linkDynamic : string,
adamc@1164 331 persistent : bool,
adamc@1164 332 code : unit -> Print.PD.pp_desc
adamc@855 333 }
adamc@855 334 val protocols = ref ([] : protocol list)
adamc@855 335 fun addProtocol p = protocols := p :: !protocols
adamc@855 336 fun getProtocol s = List.find (fn p => #name p = s) (!protocols)
adamc@855 337
adamc@855 338 fun clibFile s = OS.Path.joinDirFile {dir = Config.libC,
adamc@855 339 file = s}
adamc@855 340
adamc@865 341 val curProto = ref {name = "",
adamc@1096 342 compile = "",
adamc@1095 343 linkStatic = "",
adamc@1095 344 linkDynamic = "",
adamc@1164 345 persistent = false,
adamc@1164 346 code = fn () => Print.box []}
adamc@856 347 fun setProtocol name =
adamc@856 348 case getProtocol name of
adamc@856 349 NONE => raise Fail ("Unknown protocol " ^ name)
adamc@856 350 | SOME p => curProto := p
adamc@855 351 fun currentProtocol () = !curProto
adamc@855 352
adamc@857 353 val debug = ref false
adamc@857 354 fun setDebug b = debug := b
adamc@857 355 fun getDebug () = !debug
adamc@857 356
adamc@867 357 datatype sql_type =
adamc@867 358 Int
adamc@867 359 | Float
adamc@867 360 | String
adamc@1011 361 | Char
adamc@867 362 | Bool
adamc@867 363 | Time
adamc@867 364 | Blob
adamc@867 365 | Channel
adamc@867 366 | Client
adamc@867 367 | Nullable of sql_type
adamc@867 368
adamc@873 369 fun p_sql_ctype t =
adamc@867 370 let
adamc@867 371 open Print.PD
adamc@867 372 open Print
adamc@867 373 in
adamc@867 374 case t of
adamc@870 375 Int => "uw_Basis_int"
adamc@870 376 | Float => "uw_Basis_float"
adamc@870 377 | String => "uw_Basis_string"
adamc@1011 378 | Char => "uw_Basis_char"
adamc@870 379 | Bool => "uw_Basis_bool"
adamc@870 380 | Time => "uw_Basis_time"
adamc@870 381 | Blob => "uw_Basis_blob"
adamc@870 382 | Channel => "uw_Basis_channel"
adamc@870 383 | Client => "uw_Basis_client"
adamc@870 384 | Nullable String => "uw_Basis_string"
adamc@873 385 | Nullable t => p_sql_ctype t ^ "*"
adamc@867 386 end
adamc@867 387
adamc@867 388 fun isBlob Blob = true
adamc@867 389 | isBlob (Nullable t) = isBlob t
adamc@867 390 | isBlob _ = false
adamc@867 391
adamc@870 392 fun isNotNull (Nullable _) = false
adamc@870 393 | isNotNull _ = true
adamc@870 394
adam@1293 395 datatype failure_mode = Error | None
adam@1293 396
adamc@866 397 type dbms = {
adamc@866 398 name : string,
adamc@866 399 header : string,
adamc@866 400 link : string,
adamc@873 401 p_sql_type : sql_type -> string,
adamc@870 402 init : {dbstring : string,
adamc@870 403 prepared : (string * int) list,
adamc@870 404 tables : (string * (string * sql_type) list) list,
adamc@872 405 views : (string * (string * sql_type) list) list,
adamc@870 406 sequences : string list} -> Print.PD.pp_desc,
adamc@873 407 query : {loc : ErrorMsg.span, cols : sql_type list,
adamc@880 408 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
adamc@867 409 -> Print.PD.pp_desc}
adamc@867 410 -> Print.PD.pp_desc,
adamc@867 411 queryPrepared : {loc : ErrorMsg.span, id : int, query : string,
adamc@873 412 inputs : sql_type list, cols : sql_type list,
adamc@880 413 doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int,
adamc@880 414 typ : sql_type} -> Print.PD.pp_desc)
adamc@879 415 -> Print.PD.pp_desc,
adamc@879 416 nested : bool}
adamc@868 417 -> Print.PD.pp_desc,
adam@1293 418 dml : ErrorMsg.span * failure_mode -> Print.PD.pp_desc,
adamc@868 419 dmlPrepared : {loc : ErrorMsg.span, id : int, dml : string,
adam@1293 420 inputs : sql_type list, mode : failure_mode} -> Print.PD.pp_desc,
adamc@878 421 nextval : {loc : ErrorMsg.span, seqName : string option, seqE : Print.PD.pp_desc} -> Print.PD.pp_desc,
adamc@874 422 nextvalPrepared : {loc : ErrorMsg.span, id : int, query : string} -> Print.PD.pp_desc,
adamc@1073 423 setval : {loc : ErrorMsg.span, seqE : Print.PD.pp_desc, count : Print.PD.pp_desc} -> Print.PD.pp_desc,
adamc@874 424 sqlifyString : string -> string,
adamc@874 425 p_cast : string * sql_type -> string,
adamc@874 426 p_blank : int * sql_type -> string,
adamc@877 427 supportsDeleteAs : bool,
adamc@886 428 supportsUpdateAs : bool,
adamc@877 429 createSequence : string -> string,
adamc@878 430 textKeysNeedLengths : bool,
adamc@879 431 supportsNextval : bool,
adamc@882 432 supportsNestedPrepared : bool,
adamc@890 433 sqlPrefix : string,
adamc@1014 434 supportsOctetLength : bool,
adamc@1014 435 trueString : string,
adamc@1196 436 falseString : string,
adamc@1196 437 onlyUnion : bool,
adamc@1196 438 nestedRelops : bool
adamc@866 439 }
adamc@866 440
adamc@866 441 val dbmses = ref ([] : dbms list)
adamc@866 442 val curDb = ref ({name = "",
adamc@866 443 header = "",
adamc@866 444 link = "",
adamc@873 445 p_sql_type = fn _ => "",
adamc@867 446 init = fn _ => Print.box [],
adamc@867 447 query = fn _ => Print.box [],
adamc@868 448 queryPrepared = fn _ => Print.box [],
adamc@868 449 dml = fn _ => Print.box [],
adamc@869 450 dmlPrepared = fn _ => Print.box [],
adamc@869 451 nextval = fn _ => Print.box [],
adamc@874 452 nextvalPrepared = fn _ => Print.box [],
adamc@1073 453 setval = fn _ => Print.box [],
adamc@874 454 sqlifyString = fn s => s,
adamc@874 455 p_cast = fn _ => "",
adamc@874 456 p_blank = fn _ => "",
adamc@877 457 supportsDeleteAs = false,
adamc@886 458 supportsUpdateAs = false,
adamc@877 459 createSequence = fn _ => "",
adamc@878 460 textKeysNeedLengths = false,
adamc@879 461 supportsNextval = false,
adamc@882 462 supportsNestedPrepared = false,
adamc@890 463 sqlPrefix = "",
adamc@1014 464 supportsOctetLength = false,
adamc@1014 465 trueString = "",
adamc@1196 466 falseString = "",
adamc@1196 467 onlyUnion = false,
adamc@1196 468 nestedRelops = false} : dbms)
adamc@866 469
adamc@866 470 fun addDbms v = dbmses := v :: !dbmses
adamc@866 471 fun setDbms s =
adamc@866 472 case List.find (fn db => #name db = s) (!dbmses) of
adamc@866 473 NONE => raise Fail ("Unknown DBMS " ^ s)
adamc@866 474 | SOME db => curDb := db
adamc@866 475 fun currentDbms () = !curDb
adamc@866 476
adamc@891 477 val dbstring = ref (NONE : string option)
adamc@891 478 fun setDbstring so = dbstring := so
adamc@891 479 fun getDbstring () = !dbstring
adamc@891 480
adamc@891 481 val exe = ref (NONE : string option)
adamc@891 482 fun setExe so = exe := so
adamc@891 483 fun getExe () = !exe
adamc@891 484
adamc@891 485 val sql = ref (NONE : string option)
adamc@891 486 fun setSql so = sql := so
adamc@891 487 fun getSql () = !sql
adamc@891 488
adamc@1016 489 val coreInline = ref 20
adamc@1016 490 fun setCoreInline n = coreInline := n
adamc@1016 491 fun getCoreInline () = !coreInline
adamc@1016 492
adam@1351 493 val monoInline = ref 100
adamc@1016 494 fun setMonoInline n = monoInline := n
adamc@1016 495 fun getMonoInline () = !monoInline
adamc@1016 496
adamc@1095 497 val staticLinking = ref false
adamc@1095 498 fun setStaticLinking b = staticLinking := b
adamc@1095 499 fun getStaticLinking () = !staticLinking
adamc@1095 500
adamc@1114 501 val deadlines = ref false
adamc@1114 502 fun setDeadlines b = deadlines := b
adamc@1114 503 fun getDeadlines () = !deadlines
adamc@1114 504
adamc@1164 505 val sigFile = ref (NONE : string option)
adamc@1164 506 fun setSigFile v = sigFile := v
adamc@1164 507 fun getSigFile () = !sigFile
adamc@1164 508
adamc@1183 509 structure SS = BinarySetFn(struct
adamc@1183 510 type ord_key = string
adamc@1183 511 val compare = String.compare
adamc@1183 512 end)
adamc@1183 513
adamc@1183 514 val safeGet = ref SS.empty
adamc@1183 515 fun setSafeGets ls = safeGet := SS.addList (SS.empty, ls)
adamc@1183 516 fun isSafeGet x = SS.member (!safeGet, x)
adamc@1183 517
adam@1294 518 val onError = ref (NONE : (string * string list * string) option)
adam@1294 519 fun setOnError x = onError := x
adam@1294 520 fun getOnError () = !onError
adam@1294 521
adam@1307 522 val limits = ["messages", "clients", "headers", "page", "heap", "script",
adam@1307 523 "inputs", "subinputs", "cleanup", "deltas", "transactionals",
adam@1308 524 "globals", "database", "time"]
adam@1307 525
adam@1307 526 val limitsList = ref ([] : (string * int) list)
adam@1307 527 fun addLimit (v as (name, _)) =
adam@1307 528 if List.exists (fn name' => name' = name) limits then
adam@1308 529 (limitsList := v :: !limitsList;
adam@1308 530 if name = "time" then
adam@1308 531 setDeadlines true
adam@1308 532 else
adam@1308 533 ())
adam@1307 534 else
adam@1307 535 raise Fail ("Unknown limit category '" ^ name ^ "'")
adam@1307 536 fun limits () = !limitsList
adam@1307 537
adam@1332 538 val minHeap = ref 0
adam@1332 539 fun setMinHeap n = if n >= 0 then minHeap := n else raise Fail "Trying to set negative minHeap"
adam@1332 540 fun getMinHeap () = !minHeap
adam@1332 541
adamc@765 542 end