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Fix regression in execution of 'onError' handlers
author Adam Chlipala <adam@chlipala.net>
date Thu, 14 Nov 2013 06:16:58 -0500
parents 0354df1b6849
children 1a04b1edded2
rev   line source
adam@1692 1 (* Copyright (c) 2008-2012, Adam Chlipala
adamc@29 2 * All rights reserved.
adamc@29 3 *
adamc@29 4 * Redistribution and use in source and binary forms, with or without
adamc@29 5 * modification, are permitted provided that the following conditions are met:
adamc@29 6 *
adamc@29 7 * - Redistributions of source code must retain the above copyright notice,
adamc@29 8 * this list of conditions and the following disclaimer.
adamc@29 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@29 10 * this list of conditions and the following disclaimer in the documentation
adamc@29 11 * and/or other materials provided with the distribution.
adamc@29 12 * - The names of contributors may not be used to endorse or promote products
adamc@29 13 * derived from this software without specific prior written permission.
adamc@29 14 *
adamc@29 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@29 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@29 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@29 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@29 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@29 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@29 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@29 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@29 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@29 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@29 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@29 26 *)
adamc@29 27
adamc@29 28 (* Pretty-printing C jr. *)
adamc@29 29
adamc@29 30 structure CjrPrint :> CJR_PRINT = struct
adamc@29 31
adamc@29 32 open Print.PD
adamc@29 33 open Print
adamc@29 34
adamc@29 35 open Cjr
adamc@29 36
adamc@269 37 val dummyt = (TRecord 0, ErrorMsg.dummySpan)
adamc@269 38
adamc@29 39 structure E = CjrEnv
adamc@29 40 structure EM = ErrorMsg
adamc@29 41
adamc@144 42 structure SK = struct
adamc@144 43 type ord_key = string
adamc@144 44 val compare = String.compare
adamc@144 45 end
adamc@144 46
adamc@144 47 structure SS = BinarySetFn(SK)
adamc@144 48 structure SM = BinaryMapFn(SK)
adamc@144 49 structure IS = IntBinarySet
adamc@144 50
adamc@144 51 structure CM = BinaryMapFn(struct
adamc@144 52 type ord_key = char
adamc@144 53 val compare = Char.compare
adamc@144 54 end)
adamc@144 55
adamc@29 56 val debug = ref false
adamc@29 57
adamc@196 58 val dummyTyp = (TDatatype (Enum, 0, ref []), ErrorMsg.dummySpan)
adamc@29 59
adamc@316 60 val ident = String.translate (fn #"'" => "PRIME"
adamc@316 61 | ch => str ch)
adamc@316 62
adamc@316 63 val p_ident = string o ident
adamc@316 64
adamc@463 65 fun isUnboxable (t : typ) =
adamc@463 66 case #1 t of
adamc@463 67 TDatatype (Default, _, _) => true
adamc@463 68 | TFfi ("Basis", "string") => true
adam@1370 69 | TFfi ("Basis", "queryString") => true
adamc@463 70 | _ => false
adamc@463 71
adamc@29 72 fun p_typ' par env (t, loc) =
adamc@29 73 case t of
adamc@476 74 TFun (t1, t2) => (EM.errorAt loc "Function type remains";
adamc@476 75 string "<FUNCTION>")
adam@1431 76 | TRecord 0 => string "uw_unit"
adamc@29 77 | TRecord i => box [string "struct",
adamc@29 78 space,
adamc@311 79 string "__uws_",
adamc@29 80 string (Int.toString i)]
adamc@188 81 | TDatatype (Enum, n, _) =>
adamc@188 82 (box [string "enum",
adamc@188 83 space,
adamc@1257 84 string ("__uwe_" ^ ident (#1 (E.lookupDatatype env n)) ^ "_" ^ Int.toString n)]
adamc@311 85 handle CjrEnv.UnboundNamed _ => string ("__uwd_UNBOUND__" ^ Int.toString n))
adamc@198 86 | TDatatype (Option, n, xncs) =>
adamc@198 87 (case ListUtil.search #3 (!xncs) of
adamc@198 88 NONE => raise Fail "CjrPrint: TDatatype marked Option has no constructor with an argument"
adamc@198 89 | SOME t =>
adamc@897 90 if isUnboxable t then
adamc@897 91 p_typ' par env t
adamc@897 92 else
adamc@897 93 box [p_typ' par env t,
adamc@897 94 string "*"])
adamc@188 95 | TDatatype (Default, n, _) =>
adamc@165 96 (box [string "struct",
adamc@165 97 space,
adamc@1257 98 string ("__uwd_" ^ ident (#1 (E.lookupDatatype env n)) ^ "_" ^ Int.toString n ^ "*")]
adamc@311 99 handle CjrEnv.UnboundNamed _ => string ("__uwd_UNBOUND__" ^ Int.toString n))
adamc@316 100 | TFfi (m, x) => box [string "uw_", p_ident m, string "_", p_ident x]
adamc@288 101 | TOption t =>
adamc@463 102 if isUnboxable t then
adamc@463 103 p_typ' par env t
adamc@463 104 else
adamc@463 105 box [p_typ' par env t,
adamc@463 106 string "*"]
adamc@757 107 | TList (_, i) => box [string "struct",
adamc@757 108 space,
adamc@757 109 string "__uws_",
adamc@757 110 string (Int.toString i),
adamc@757 111 string "*"]
adamc@29 112
adamc@29 113 and p_typ env = p_typ' false env
adamc@29 114
adam@1623 115 fun p_htyp' par env (t, loc) =
adam@1623 116 case t of
adam@1623 117 TFun (t1, t2) => parenIf par (box [p_htyp' true env t1,
adam@1623 118 space,
adam@1623 119 string "->",
adam@1623 120 space,
adam@1623 121 p_htyp' true env t2])
adam@1623 122 | TRecord i =>
adam@1623 123 let
adam@1623 124 val xts = E.lookupStruct env i
adam@1623 125 in
adam@1623 126 box [string "{",
adam@1623 127 p_list (fn (x, t) =>
adam@1623 128 box [string x,
adam@1623 129 space,
adam@1623 130 string ":",
adam@1623 131 space,
adam@1623 132 p_htyp env t]) xts,
adam@1623 133 string "}"]
adam@1623 134 end
adam@1623 135 | TDatatype (_, n, _) =>
adam@1623 136 let
adam@1623 137 val (name, _) = E.lookupDatatype env n
adam@1623 138 in
adam@1623 139 string name
adam@1623 140 end
adam@1623 141 | TFfi (m, x) => string (m ^ "." ^ x)
adam@1623 142 | TOption t => parenIf par (box [string "option",
adam@1623 143 space,
adam@1623 144 p_htyp' true env t])
adam@1623 145 | TList (t, _) => parenIf par (box [string "list",
adam@1623 146 space,
adam@1623 147 p_htyp' true env t])
adam@1623 148
adam@1623 149 and p_htyp env = p_htyp' false env
adam@1623 150
adamc@316 151 fun p_rel env n = string ("__uwr_" ^ ident (#1 (E.lookupERel env n)) ^ "_" ^ Int.toString (E.countERels env - n - 1))
adamc@311 152 handle CjrEnv.UnboundRel _ => string ("__uwr_UNBOUND_" ^ Int.toString (E.countERels env - n - 1))
adamc@29 153
adam@1294 154 fun p_enamed' env n =
adam@1294 155 "__uwn_" ^ ident (#1 (E.lookupENamed env n)) ^ "_" ^ Int.toString n
adam@1294 156 handle CjrEnv.UnboundNamed _ => "__uwn_UNBOUND_" ^ Int.toString n
adam@1294 157
adam@1294 158 fun p_enamed env n = string (p_enamed' env n)
adamc@109 159
adamc@182 160 fun p_con_named env n =
adamc@316 161 string ("__uwc_" ^ ident (#1 (E.lookupConstructor env n)) ^ "_" ^ Int.toString n)
adamc@311 162 handle CjrEnv.UnboundNamed _ => string ("__uwc_UNBOUND_" ^ Int.toString n)
adamc@182 163
adamc@182 164 fun p_pat_preamble env (p, _) =
adamc@182 165 case p of
adamc@182 166 PWild => (box [],
adamc@182 167 env)
adamc@182 168 | PVar (x, t) => (box [p_typ env t,
adamc@182 169 space,
adamc@311 170 string "__uwr_",
adamc@316 171 p_ident x,
adamc@182 172 string "_",
adamc@182 173 string (Int.toString (E.countERels env)),
adamc@182 174 string ";",
adamc@182 175 newline],
adamc@196 176 E.pushERel env x t)
adamc@182 177 | PPrim _ => (box [], env)
adamc@188 178 | PCon (_, _, NONE) => (box [], env)
adamc@188 179 | PCon (_, _, SOME p) => p_pat_preamble env p
adamc@182 180 | PRecord xps =>
adamc@182 181 foldl (fn ((_, p, _), (pp, env)) =>
adamc@182 182 let
adamc@182 183 val (pp', env) = p_pat_preamble env p
adamc@182 184 in
adamc@182 185 (box [pp', pp], env)
adamc@182 186 end) (box [], env) xps
adamc@288 187 | PNone _ => (box [], env)
adamc@288 188 | PSome (_, p) => p_pat_preamble env p
adamc@182 189
adamc@182 190 fun p_patCon env pc =
adamc@182 191 case pc of
adamc@182 192 PConVar n => p_con_named env n
adamc@316 193 | PConFfi {mod = m, con, ...} => string ("uw_" ^ ident m ^ "_" ^ ident con)
adamc@182 194
adam@1431 195 fun p_patMatch (env, disc) (p, loc) =
adamc@182 196 case p of
adam@1431 197 PWild => string "1"
adam@1431 198 | PVar _ => string "1"
adam@1431 199 | PPrim (Prim.Int n) => box [string ("(" ^ disc),
adam@1431 200 space,
adam@1431 201 string "==",
adam@1431 202 space,
adam@1431 203 Prim.p_t_GCC (Prim.Int n),
adam@1431 204 string ")"]
adam@1431 205 | PPrim (Prim.String s) => box [string ("!strcmp(" ^ disc),
adam@1431 206 string ",",
adam@1431 207 space,
adam@1431 208 Prim.p_t_GCC (Prim.String s),
adam@1431 209 string ")"]
adam@1431 210 | PPrim (Prim.Char ch) => box [string ("(" ^ disc),
adam@1431 211 space,
adam@1431 212 string "==",
adam@1431 213 space,
adam@1431 214 Prim.p_t_GCC (Prim.Char ch),
adam@1431 215 string ")"]
adamc@182 216 | PPrim _ => raise Fail "CjrPrint: Disallowed PPrim primitive"
adamc@182 217
adamc@188 218 | PCon (dk, pc, po) =>
adamc@182 219 let
adam@1431 220 val p =
adamc@182 221 case po of
adam@1431 222 NONE => box []
adamc@182 223 | SOME p =>
adamc@182 224 let
adamc@182 225 val (x, to) = case pc of
adamc@182 226 PConVar n =>
adamc@182 227 let
adamc@182 228 val (x, to, _) = E.lookupConstructor env n
adamc@182 229 in
adamc@316 230 ("uw_" ^ ident x, to)
adamc@182 231 end
adamc@188 232 | PConFfi {mod = m, con, arg, ...} =>
adamc@316 233 ("uw_" ^ ident m ^ "_" ^ ident con, arg)
adamc@182 234
adamc@182 235 val t = case to of
adamc@182 236 NONE => raise Fail "CjrPrint: Constructor mismatch"
adamc@182 237 | SOME t => t
adam@1431 238
adam@1431 239 val x = case pc of
adam@1431 240 PConVar n =>
adam@1431 241 let
adam@1431 242 val (x, _, _) = E.lookupConstructor env n
adam@1431 243 in
adam@1431 244 "uw_" ^ ident x
adam@1431 245 end
adam@1431 246 | PConFfi {mod = m, con, ...} =>
adam@1431 247 "uw_" ^ ident m ^ "_" ^ ident con
adam@1431 248
adam@1431 249 val disc' = case dk of
adam@1431 250 Enum => raise Fail "CjrPrint: Looking at argument of no-argument constructor"
adam@1431 251 | Default => disc ^ "->data." ^ x
adam@1431 252 | Option =>
adam@1431 253 if isUnboxable t then
adam@1431 254 disc
adam@1431 255 else
adam@1431 256 "(*" ^ disc ^ ")"
adam@1431 257
adam@1431 258 val p = p_patMatch (env, disc') p
adamc@182 259 in
adam@1431 260 box [space,
adam@1431 261 string "&&",
adam@1431 262 space,
adam@1431 263 p]
adamc@182 264 end
adamc@182 265 in
adam@1431 266 box [string disc,
adam@1431 267 case (dk, po) of
adam@1431 268 (Enum, _) => box [space,
adam@1431 269 string "==",
adam@1431 270 space,
adam@1431 271 p_patCon env pc]
adam@1431 272 | (Default, _) => box [string "->tag",
adam@1431 273 space,
adam@1431 274 string "==",
adam@1431 275 space,
adam@1431 276 p_patCon env pc]
adam@1431 277 | (Option, NONE) => box [space,
adam@1431 278 string "==",
adam@1431 279 space,
adam@1431 280 string "NULL"]
adam@1431 281 | (Option, SOME _) => box [space,
adam@1431 282 string "!=",
adam@1431 283 space,
adam@1431 284 string "NULL"],
adam@1431 285 p]
adam@1431 286 end
adam@1431 287
adam@1440 288 | PRecord [] => string "1"
adam@1431 289 | PRecord xps =>
adam@1431 290 p_list_sep (box [space, string "&&", space]) (fn (x, p, _) => p_patMatch (env, disc ^ ".__uwf_" ^ ident x) p) xps
adam@1431 291
adam@1431 292 | PNone _ =>
adam@1431 293 box [string disc,
adam@1431 294 space,
adam@1431 295 string "==",
adam@1431 296 space,
adam@1431 297 string "NULL"]
adam@1431 298
adam@1431 299 | PSome (t, p) =>
adam@1431 300 let
adam@1431 301 val disc' = if isUnboxable t then
adam@1431 302 disc
adam@1431 303 else
adam@1431 304 "(*" ^ disc ^ ")"
adam@1431 305
adam@1431 306 val p = p_patMatch (env, disc') p
adam@1431 307 in
adam@1431 308 box [string disc,
adam@1431 309 space,
adam@1431 310 string "!=",
adam@1431 311 space,
adam@1431 312 string "NULL",
adam@1431 313 space,
adam@1431 314 string "&&",
adam@1431 315 space,
adam@1431 316 p]
adam@1431 317 end
adam@1431 318
adam@1431 319 fun p_patBind (env, disc) (p, loc) =
adam@1431 320 case p of
adam@1431 321 PWild =>
adam@1431 322 (box [], env)
adam@1431 323 | PVar (x, t) =>
adam@1431 324 (box [p_typ env t,
adam@1431 325 space,
adam@1431 326 string "__uwr_",
adam@1431 327 p_ident x,
adam@1431 328 string "_",
adam@1431 329 string (Int.toString (E.countERels env)),
adam@1431 330 space,
adam@1431 331 string "=",
adam@1431 332 space,
adam@1431 333 string disc,
adam@1431 334 string ";",
adam@1431 335 newline],
adam@1431 336 E.pushERel env x t)
adam@1431 337 | PPrim _ => (box [], env)
adam@1431 338
adam@1431 339 | PCon (_, _, NONE) => (box [], env)
adam@1431 340
adam@1431 341 | PCon (dk, pc, SOME p) =>
adam@1431 342 let
adam@1431 343 val (x, to) = case pc of
adam@1431 344 PConVar n =>
adam@1431 345 let
adam@1431 346 val (x, to, _) = E.lookupConstructor env n
adam@1431 347 in
adam@1431 348 ("uw_" ^ ident x, to)
adam@1431 349 end
adam@1431 350 | PConFfi {mod = m, con, arg, ...} =>
adam@1431 351 ("uw_" ^ ident m ^ "_" ^ ident con, arg)
adam@1431 352
adam@1431 353 val t = case to of
adam@1431 354 NONE => raise Fail "CjrPrint: Constructor mismatch"
adam@1431 355 | SOME t => t
adam@1431 356
adam@1431 357 val disc' = case dk of
adam@1431 358 Enum => raise Fail "CjrPrint: Looking at argument of no-argument constructor"
adam@1431 359 | Default => disc ^ "->data." ^ x
adam@1431 360 | Option =>
adam@1431 361 if isUnboxable t then
adam@1431 362 disc
adam@1431 363 else
adam@1431 364 "(*" ^ disc ^ ")"
adam@1431 365 in
adam@1431 366 p_patBind (env, disc') p
adamc@182 367 end
adamc@182 368
adamc@182 369 | PRecord xps =>
adamc@182 370 let
adamc@182 371 val (xps, env) =
adam@1431 372 ListUtil.foldlMap (fn ((x, p, t), env) => p_patBind (env, disc ^ ".__uwf_" ^ ident x) p)
adam@1431 373 env xps
adamc@182 374 in
adam@1431 375 (p_list_sep (box []) (fn x => x) xps,
adamc@182 376 env)
adamc@182 377 end
adamc@182 378
adam@1431 379 | PNone _ => (box [], env)
adamc@288 380
adamc@288 381 | PSome (t, p) =>
adamc@288 382 let
adam@1431 383 val disc' = if isUnboxable t then
adam@1431 384 disc
adam@1431 385 else
adam@1431 386 "(*" ^ disc ^ ")"
adamc@288 387 in
adam@1431 388 p_patBind (env, disc') p
adamc@288 389 end
adamc@288 390
adamc@185 391 fun patConInfo env pc =
adamc@185 392 case pc of
adamc@185 393 PConVar n =>
adamc@185 394 let
adamc@185 395 val (x, _, dn) = E.lookupConstructor env n
adamc@185 396 val (dx, _) = E.lookupDatatype env dn
adamc@185 397 in
adamc@316 398 ("__uwd_" ^ ident dx ^ "_" ^ Int.toString dn,
adamc@316 399 "__uwc_" ^ ident x ^ "_" ^ Int.toString n,
adamc@316 400 "uw_" ^ ident x)
adamc@185 401 end
adamc@186 402 | PConFfi {mod = m, datatyp, con, ...} =>
adamc@316 403 ("uw_" ^ ident m ^ "_" ^ ident datatyp,
adamc@316 404 "uw_" ^ ident m ^ "_" ^ ident con,
adamc@316 405 "uw_" ^ ident con)
adamc@185 406
adamc@743 407 fun p_unsql wontLeakStrings env (tAll as (t, loc)) e eLen =
adamc@278 408 case t of
adamc@311 409 TFfi ("Basis", "int") => box [string "uw_Basis_stringToInt_error(ctx, ", e, string ")"]
adamc@311 410 | TFfi ("Basis", "float") => box [string "uw_Basis_stringToFloat_error(ctx, ", e, string ")"]
adamc@324 411 | TFfi ("Basis", "string") =>
adamc@324 412 if wontLeakStrings then
adamc@324 413 e
adamc@324 414 else
adamc@737 415 box [string "uw_strdup(ctx, ", e, string ")"]
adamc@311 416 | TFfi ("Basis", "bool") => box [string "uw_Basis_stringToBool_error(ctx, ", e, string ")"]
adamc@438 417 | TFfi ("Basis", "time") => box [string "uw_Basis_stringToTime_error(ctx, ", e, string ")"]
adamc@743 418 | TFfi ("Basis", "blob") => box [string "uw_Basis_stringToBlob_error(ctx, ",
adamc@743 419 e,
adamc@743 420 string ", ",
adamc@743 421 eLen,
adamc@743 422 string ")"]
adamc@678 423 | TFfi ("Basis", "channel") => box [string "uw_Basis_stringToChannel_error(ctx, ", e, string ")"]
adamc@682 424 | TFfi ("Basis", "client") => box [string "uw_Basis_stringToClient_error(ctx, ", e, string ")"]
adamc@467 425
adamc@278 426 | _ => (ErrorMsg.errorAt loc "Don't know how to unmarshal type from SQL";
adam@1623 427 Print.eprefaces' [("Type", p_htyp env tAll)];
adamc@278 428 string "ERROR")
adamc@278 429
adamc@467 430 fun p_getcol wontLeakStrings env (tAll as (t, loc)) i =
adamc@467 431 case t of
adamc@467 432 TOption t =>
adamc@747 433 box [string "(PQgetisnull(res, i, ",
adamc@467 434 string (Int.toString i),
adamc@467 435 string ") ? NULL : ",
adamc@467 436 case t of
adamc@467 437 (TFfi ("Basis", "string"), _) => p_getcol wontLeakStrings env t i
adamc@467 438 | _ => box [string "({",
adamc@467 439 newline,
adamc@467 440 p_typ env t,
adamc@467 441 space,
adamc@467 442 string "*tmp = uw_malloc(ctx, sizeof(",
adamc@467 443 p_typ env t,
adamc@467 444 string "));",
adamc@467 445 newline,
adamc@467 446 string "*tmp = ",
adamc@467 447 p_getcol wontLeakStrings env t i,
adamc@467 448 string ";",
adamc@467 449 newline,
adamc@467 450 string "tmp;",
adamc@467 451 newline,
adamc@467 452 string "})"],
adamc@467 453 string ")"]
adamc@467 454 | _ =>
adamc@747 455 box [string "(PQgetisnull(res, i, ",
adamc@747 456 string (Int.toString i),
adamc@747 457 string ") ? ",
adamc@747 458 box [string "({",
adamc@747 459 p_typ env tAll,
adamc@747 460 space,
adamc@747 461 string "tmp;",
adamc@747 462 newline,
adamc@747 463 string "uw_error(ctx, FATAL, \"Unexpectedly NULL field #",
adamc@747 464 string (Int.toString i),
adamc@747 465 string "\");",
adamc@747 466 newline,
adamc@747 467 string "tmp;",
adamc@747 468 newline,
adamc@747 469 string "})"],
adamc@747 470 string " : ",
adamc@747 471 p_unsql wontLeakStrings env tAll
adamc@747 472 (box [string "PQgetvalue(res, i, ",
adamc@747 473 string (Int.toString i),
adamc@747 474 string ")"])
adamc@747 475 (box [string "PQgetlength(res, i, ",
adamc@747 476 string (Int.toString i),
adamc@747 477 string ")"]),
adamc@747 478 string ")"]
adamc@467 479
adamc@867 480 datatype sql_type = datatype Settings.sql_type
adamc@867 481 val isBlob = Settings.isBlob
adamc@737 482
adamc@739 483 fun isFile (t : typ) =
adamc@737 484 case #1 t of
adamc@739 485 TFfi ("Basis", "file") => true
adamc@737 486 | _ => false
adamc@737 487
adamc@1011 488 fun p_sql_type t = string (Settings.p_sql_ctype t)
adamc@282 489
adamc@282 490 fun getPargs (e, _) =
adamc@282 491 case e of
adamc@282 492 EPrim (Prim.String _) => []
adam@1663 493 | EFfiApp ("Basis", "strcat", [(e1, _), (e2, _)]) => getPargs e1 @ getPargs e2
adamc@282 494
adam@1663 495 | EFfiApp ("Basis", "sqlifyInt", [(e, _)]) => [(e, Int)]
adam@1663 496 | EFfiApp ("Basis", "sqlifyFloat", [(e, _)]) => [(e, Float)]
adam@1663 497 | EFfiApp ("Basis", "sqlifyString", [(e, _)]) => [(e, String)]
adam@1663 498 | EFfiApp ("Basis", "sqlifyBool", [(e, _)]) => [(e, Bool)]
adam@1663 499 | EFfiApp ("Basis", "sqlifyTime", [(e, _)]) => [(e, Time)]
adam@1663 500 | EFfiApp ("Basis", "sqlifyBlob", [(e, _)]) => [(e, Blob)]
adam@1663 501 | EFfiApp ("Basis", "sqlifyChannel", [(e, _)]) => [(e, Channel)]
adam@1663 502 | EFfiApp ("Basis", "sqlifyClient", [(e, _)]) => [(e, Client)]
adamc@468 503
adamc@678 504 | ECase (e,
adamc@678 505 [((PNone _, _),
adamc@678 506 (EPrim (Prim.String "NULL"), _)),
adamc@678 507 ((PSome (_, (PVar _, _)), _),
adam@1663 508 (EFfiApp (m, x, [((ERel 0, _), _)]), _))],
adam@1663 509 {disc = t, ...}) => map (fn (x, y) => (x, Nullable y)) (getPargs (EFfiApp (m, x, [(e, t)]), #2 e))
adamc@468 510
adamc@491 511 | ECase (e,
adamc@491 512 [((PCon (_, PConFfi {mod = "Basis", con = "True", ...}, _), _),
adamc@491 513 (EPrim (Prim.String "TRUE"), _)),
adamc@491 514 ((PCon (_, PConFfi {mod = "Basis", con = "False", ...}, _), _),
adamc@491 515 (EPrim (Prim.String "FALSE"), _))],
adamc@491 516 _) => [(e, Bool)]
adamc@282 517
adamc@282 518 | _ => raise Fail "CjrPrint: getPargs"
adamc@282 519
adamc@1324 520 val notLeakies = SS.fromList ["int", "float", "char", "time", "bool", "unit", "client", "channel",
adamc@1324 521 "xhtml", "page", "xbody", "css_class"]
adamc@1324 522 val notLeakies' = SS.fromList ["blob"]
adamc@1324 523
adamc@324 524 fun notLeaky env allowHeapAllocated =
adamc@324 525 let
adamc@638 526 fun nl ok (t, _) =
adamc@324 527 case t of
adamc@324 528 TFun _ => false
adamc@324 529 | TRecord n =>
adamc@324 530 let
adamc@324 531 val xts = E.lookupStruct env n
adamc@324 532 in
adamc@638 533 List.all (fn (_, t) => nl ok t) xts
adamc@324 534 end
adamc@638 535 | TDatatype (dk, n, ref cons) =>
adamc@638 536 IS.member (ok, n)
adamc@638 537 orelse
adamc@638 538 ((allowHeapAllocated orelse dk = Enum)
adamc@638 539 andalso
adamc@638 540 let
adamc@638 541 val ok' = IS.add (ok, n)
adamc@638 542 in
adamc@638 543 List.all (fn (_, _, to) => case to of
adamc@638 544 NONE => true
adamc@638 545 | SOME t => nl ok' t) cons
adamc@638 546 end)
adamc@1324 547 | TFfi ("Basis", t) => SS.member (notLeakies, t)
adamc@1324 548 orelse (allowHeapAllocated andalso SS.member (notLeakies', t))
adamc@1324 549 | TFfi _ => false
adamc@638 550 | TOption t => allowHeapAllocated andalso nl ok t
adamc@757 551 | TList (t, _) => allowHeapAllocated andalso nl ok t
adamc@324 552 in
adamc@638 553 nl IS.empty
adamc@324 554 end
adamc@324 555
adamc@463 556 fun capitalize s =
adamc@463 557 if s = "" then
adamc@463 558 ""
adamc@463 559 else
adamc@463 560 str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@463 561
adam@1516 562 local
adam@1546 563 val urlHandlers = ref ([] : (pp_desc * pp_desc) list)
adam@1516 564 in
adam@1516 565
adam@1516 566 fun addUrlHandler v = urlHandlers := v :: !urlHandlers
adam@1516 567
adam@1516 568 fun latestUrlHandlers () =
adam@1516 569 !urlHandlers
adam@1516 570 before urlHandlers := []
adam@1516 571
adam@1516 572 fun clearUrlHandlers () = urlHandlers := []
adam@1516 573
adam@1516 574 end
adam@1516 575
adam@1516 576 val unurlifies = ref IS.empty
adam@1516 577
adamc@1023 578 fun unurlify fromClient env (t, loc) =
adamc@463 579 let
adam@1545 580 fun deStar request =
adam@1545 581 case request of
adam@1545 582 "(*request)" => "request"
adam@1545 583 | _ => "&" ^ request
adam@1545 584
adam@1516 585 fun unurlify' request t =
adamc@463 586 case t of
adam@1545 587 TFfi ("Basis", "unit") => string ("uw_Basis_unurlifyUnit(ctx, " ^ deStar request ^ ")")
adamc@1023 588 | TFfi ("Basis", "string") => string (if fromClient then
adam@1545 589 "uw_Basis_unurlifyString_fromClient(ctx, " ^ deStar request ^ ")"
adamc@1023 590 else
adam@1545 591 "uw_Basis_unurlifyString(ctx, " ^ deStar request ^ ")")
adam@1545 592 | TFfi (m, t) => string ("uw_" ^ ident m ^ "_unurlify" ^ capitalize t ^ "(ctx, " ^ deStar request ^ ")")
adamc@463 593
adam@1545 594 | TRecord 0 => string ("uw_Basis_unurlifyUnit(ctx, " ^ deStar request ^ ")")
adamc@463 595 | TRecord i =>
adamc@463 596 let
adamc@463 597 val xts = E.lookupStruct env i
adamc@463 598 in
adamc@463 599 box [string "({",
adamc@463 600 newline,
adamc@463 601 box (map (fn (x, t) =>
adamc@463 602 box [p_typ env t,
adamc@463 603 space,
adamc@463 604 string "uwr_",
adamc@463 605 string x,
adamc@463 606 space,
adamc@463 607 string "=",
adamc@463 608 space,
adam@1516 609 unurlify' request (#1 t),
adamc@463 610 string ";",
adamc@463 611 newline]) xts),
adamc@463 612 string "struct",
adamc@463 613 space,
adamc@463 614 string "__uws_",
adamc@463 615 string (Int.toString i),
adamc@463 616 space,
adamc@463 617 string "tmp",
adamc@463 618 space,
adamc@463 619 string "=",
adamc@463 620 space,
adamc@463 621 string "{",
adamc@463 622 space,
adamc@463 623 p_list_sep (box [string ",", space]) (fn (x, _) => box [string "uwr_",
adamc@463 624 string x]) xts,
adamc@463 625 space,
adamc@463 626 string "};",
adamc@463 627 newline,
adamc@463 628 string "tmp;",
adamc@463 629 newline,
adamc@463 630 string "})"]
adamc@463 631 end
adamc@463 632
adamc@463 633 | TDatatype (Enum, i, _) =>
adamc@463 634 let
adamc@463 635 val (x, xncs) = E.lookupDatatype env i
adamc@463 636
adamc@463 637 fun doEm xncs =
adamc@463 638 case xncs of
adamc@463 639 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 640 ^ x ^ "\"), (enum __uwe_"
adamc@463 641 ^ x ^ "_" ^ Int.toString i ^ ")0)")
adamc@463 642 | (x', n, to) :: rest =>
adam@1516 643 box [string ("((!strncmp(" ^ request ^ ", \""),
adamc@463 644 string x',
adamc@463 645 string "\", ",
adamc@463 646 string (Int.toString (size x')),
adam@1516 647 string (") && (" ^ request ^ "["),
adamc@463 648 string (Int.toString (size x')),
adam@1516 649 string ("] == 0 || " ^ request ^ "["),
adamc@463 650 string (Int.toString (size x')),
adam@1516 651 string ("] == '/')) ? (" ^ request ^ " += "),
adam@1360 652 string (Int.toString (size x')),
adam@1516 653 string (", (" ^ request ^ "[0] == '/' ? ++" ^ request ^ " : NULL), __uwc_" ^ ident x' ^ "_" ^ Int.toString n ^ ")"),
adamc@463 654 space,
adamc@463 655 string ":",
adamc@463 656 space,
adamc@463 657 doEm rest,
adamc@463 658 string ")"]
adamc@463 659 in
adamc@463 660 doEm xncs
adamc@463 661 end
adamc@463 662
adamc@463 663 | TDatatype (Option, i, xncs) =>
adam@1516 664 if IS.member (!unurlifies, i) then
adamc@463 665 box [string "unurlify_",
adamc@463 666 string (Int.toString i),
adam@1545 667 string ("(ctx, " ^ deStar request ^ ")")]
adamc@463 668 else
adamc@463 669 let
adamc@463 670 val (x, _) = E.lookupDatatype env i
adamc@463 671
adamc@463 672 val (no_arg, has_arg, t) =
adamc@463 673 case !xncs of
adamc@463 674 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@463 675 (no_arg, has_arg, t)
adamc@463 676 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@463 677 (no_arg, has_arg, t)
adamc@463 678 | _ => raise Fail "CjrPrint: unfooify misclassified Option datatype"
adam@1635 679
adam@1635 680 val unboxable = isUnboxable t
adam@1516 681 in
adam@1516 682 unurlifies := IS.add (!unurlifies, i);
adam@1516 683 addUrlHandler (box [string "static",
adam@1516 684 space,
adam@1516 685 p_typ env t,
adam@1516 686 space,
adam@1635 687 if unboxable then
adam@1635 688 box []
adam@1635 689 else
adam@1635 690 string "*",
adam@1635 691 string "unurlify_",
adam@1516 692 string (Int.toString i),
adam@1546 693 string "(uw_context, char **);",
adam@1546 694 newline],
adam@1546 695 box [string "static",
adam@1546 696 space,
adam@1546 697 p_typ env t,
adam@1546 698 space,
adam@1635 699 if unboxable then
adam@1635 700 box []
adam@1635 701 else
adam@1635 702 string "*",
adam@1635 703 string "unurlify_",
adam@1546 704 string (Int.toString i),
adam@1516 705 string "(uw_context ctx, char **request) {",
adam@1516 706 newline,
adam@1516 707 box [string "return ((*request)[0] == '/' ? ++*request : *request,",
adam@1516 708 newline,
adam@1516 709 string "((!strncmp(*request, \"",
adam@1516 710 string no_arg,
adam@1516 711 string "\", ",
adam@1516 712 string (Int.toString (size no_arg)),
adam@1516 713 string ") && ((*request)[",
adam@1516 714 string (Int.toString (size no_arg)),
adam@1516 715 string "] == 0 || (*request)[",
adam@1516 716 string (Int.toString (size no_arg)),
adam@1516 717 string "] == '/')) ? (*request",
adam@1516 718 space,
adam@1516 719 string "+=",
adam@1516 720 space,
adam@1516 721 string (Int.toString (size no_arg)),
adam@1516 722 string ", NULL) : ((!strncmp(*request, \"",
adam@1516 723 string has_arg,
adam@1516 724 string "\", ",
adam@1516 725 string (Int.toString (size has_arg)),
adam@1516 726 string ") && ((*request)[",
adam@1516 727 string (Int.toString (size has_arg)),
adam@1516 728 string "] == 0 || (*request)[",
adam@1516 729 string (Int.toString (size has_arg)),
adam@1516 730 string "] == '/')) ? (*request",
adam@1516 731 space,
adam@1516 732 string "+=",
adam@1516 733 space,
adam@1516 734 string (Int.toString (size has_arg)),
adam@1516 735 string ", ((*request)[0] == '/' ? ++*request : NULL), ",
adam@1516 736 newline,
adam@1516 737
adam@1635 738 if unboxable then
adam@1516 739 unurlify' "(*request)" (#1 t)
adam@1516 740 else
adam@1516 741 box [string "({",
adam@1516 742 newline,
adam@1516 743 p_typ env t,
adam@1516 744 space,
adam@1516 745 string "*tmp",
adam@1516 746 space,
adam@1516 747 string "=",
adam@1516 748 space,
adam@1516 749 string "uw_malloc(ctx, sizeof(",
adam@1516 750 p_typ env t,
adam@1516 751 string "));",
adam@1516 752 newline,
adam@1516 753 string "*tmp",
adam@1516 754 space,
adam@1516 755 string "=",
adam@1516 756 space,
adam@1516 757 unurlify' "(*request)" (#1 t),
adam@1516 758 string ";",
adam@1516 759 newline,
adam@1516 760 string "tmp;",
adam@1516 761 newline,
adam@1516 762 string "})"],
adam@1516 763 string ")",
adam@1516 764 newline,
adam@1516 765 string ":",
adam@1516 766 space,
adam@1516 767 string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype " ^ x
adam@1516 768 ^ "\"), NULL))));"),
adam@1516 769 newline],
adam@1516 770 string "}",
adam@1516 771 newline,
adam@1516 772 newline]);
adamc@463 773
adam@1516 774 box [string "unurlify_",
adam@1516 775 string (Int.toString i),
adam@1516 776 string ("(ctx, &" ^ request ^ ")")]
adamc@463 777 end
adamc@463 778
adamc@463 779 | TDatatype (Default, i, _) =>
adam@1516 780 if IS.member (!unurlifies, i) then
adamc@463 781 box [string "unurlify_",
adamc@463 782 string (Int.toString i),
adam@1545 783 string ("(ctx, " ^ deStar request ^ ")")]
adamc@463 784 else
adamc@463 785 let
adamc@463 786 val (x, xncs) = E.lookupDatatype env i
adamc@463 787
adam@1516 788 val () = unurlifies := IS.add (!unurlifies, i)
adamc@463 789
adamc@463 790 fun doEm xncs =
adamc@463 791 case xncs of
adamc@463 792 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 793 ^ x ^ "\"), NULL)")
adamc@463 794 | (x', n, to) :: rest =>
adam@1516 795 box [string "((!strncmp(*request, \"",
adamc@463 796 string x',
adamc@463 797 string "\", ",
adamc@463 798 string (Int.toString (size x')),
adam@1516 799 string ") && ((*request)[",
adamc@463 800 string (Int.toString (size x')),
adam@1516 801 string "] == 0 || (*request)[",
adamc@463 802 string (Int.toString (size x')),
adamc@463 803 string "] == '/')) ? ({",
adamc@463 804 newline,
adamc@463 805 string "struct",
adamc@463 806 space,
adamc@463 807 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString i),
adamc@463 808 space,
adamc@463 809 string "*tmp = uw_malloc(ctx, sizeof(struct __uwd_",
adamc@463 810 string x,
adamc@463 811 string "_",
adamc@463 812 string (Int.toString i),
adamc@463 813 string "));",
adamc@463 814 newline,
adamc@463 815 string "tmp->tag",
adamc@463 816 space,
adamc@463 817 string "=",
adamc@463 818 space,
adamc@463 819 string ("__uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@463 820 string ";",
adamc@463 821 newline,
adam@1516 822 string "*request",
adamc@463 823 space,
adamc@463 824 string "+=",
adamc@463 825 space,
adamc@463 826 string (Int.toString (size x')),
adamc@463 827 string ";",
adamc@463 828 newline,
adam@1516 829 string "if ((*request)[0] == '/') ++*request;",
adamc@463 830 newline,
adamc@463 831 case to of
adamc@463 832 NONE => box []
adamc@463 833 | SOME (t, _) => box [string "tmp->data.uw_",
adamc@463 834 p_ident x',
adamc@463 835 space,
adamc@463 836 string "=",
adamc@463 837 space,
adam@1516 838 unurlify' "(*request)" t,
adamc@463 839 string ";",
adamc@463 840 newline],
adamc@463 841 string "tmp;",
adamc@463 842 newline,
adamc@463 843 string "})",
adamc@463 844 space,
adamc@463 845 string ":",
adamc@463 846 space,
adamc@463 847 doEm rest,
adamc@463 848 string ")"]
adamc@463 849 in
adam@1516 850 addUrlHandler (box [string "static",
adam@1516 851 space,
adam@1516 852 p_typ env (t, ErrorMsg.dummySpan),
adam@1516 853 space,
adam@1516 854 string "unurlify_",
adam@1516 855 string (Int.toString i),
adam@1546 856 string "(uw_context, char **);",
adam@1546 857 newline],
adam@1546 858 box [string "static",
adam@1546 859 space,
adam@1546 860 p_typ env (t, ErrorMsg.dummySpan),
adam@1546 861 space,
adam@1546 862 string "unurlify_",
adam@1546 863 string (Int.toString i),
adam@1516 864 string "(uw_context ctx, char **request) {",
adam@1516 865 newline,
adam@1516 866 box [string "return",
adam@1516 867 space,
adam@1516 868 doEm xncs,
adam@1516 869 string ";",
adam@1516 870 newline],
adam@1516 871 string "}",
adam@1516 872 newline,
adam@1516 873 newline]);
adam@1516 874
adam@1516 875 box [string "unurlify_",
adamc@463 876 string (Int.toString i),
adam@1545 877 string ("(ctx, " ^ deStar request ^ ")")]
adamc@463 878 end
adamc@463 879
adamc@758 880 | TList (t', i) =>
adam@1516 881 if IS.member (!unurlifies, i) then
adamc@758 882 box [string "unurlify_list_",
adamc@758 883 string (Int.toString i),
adam@1545 884 string ("(ctx, " ^ deStar request ^ ")")]
adamc@758 885 else
adam@1516 886 (unurlifies := IS.add (!unurlifies, i);
adam@1516 887 addUrlHandler (box [string "static",
adam@1516 888 space,
adam@1516 889 p_typ env (t, loc),
adam@1516 890 space,
adam@1516 891 string "unurlify_list_",
adam@1516 892 string (Int.toString i),
adam@1546 893 string "(uw_context, char **);",
adam@1546 894 newline],
adam@1546 895 box [string "static",
adam@1546 896 space,
adam@1546 897 p_typ env (t, loc),
adam@1546 898 space,
adam@1546 899 string "unurlify_list_",
adam@1546 900 string (Int.toString i),
adam@1516 901 string "(uw_context ctx, char **request) {",
adam@1516 902 newline,
adam@1516 903 box [string "return ((*request)[0] == '/' ? ++*request : *request,",
adam@1516 904 newline,
adam@1516 905 string "((!strncmp(*request, \"Nil\", 3) && ((*request)[3] == 0 ",
adam@1516 906 string "|| (*request)[3] == '/')) ? (*request",
adam@1516 907 space,
adam@1516 908 string "+=",
adam@1516 909 space,
adam@1547 910 string "3, ((*request)[0] == '/' ? ((*request)[0] = 0, ++*request) : NULL), NULL) : ((!strncmp(*request, \"Cons\", 4) && ((*request)[4] == 0 ",
adam@1516 911 string "|| (*request)[4] == '/')) ? (*request",
adam@1516 912 space,
adam@1516 913 string "+=",
adam@1516 914 space,
adam@1516 915 string "4, ((*request)[0] == '/' ? ++*request : NULL), ",
adam@1516 916 newline,
adam@1516 917
adam@1516 918 string "({",
adam@1516 919 newline,
adam@1516 920 p_typ env (t, loc),
adam@1516 921 space,
adam@1516 922 string "tmp",
adam@1516 923 space,
adam@1516 924 string "=",
adam@1516 925 space,
adam@1516 926 string "uw_malloc(ctx, sizeof(struct __uws_",
adam@1516 927 string (Int.toString i),
adam@1516 928 string "));",
adam@1516 929 newline,
adam@1516 930 string "*tmp",
adam@1516 931 space,
adam@1516 932 string "=",
adam@1516 933 space,
adam@1516 934 unurlify' "(*request)" (TRecord i),
adam@1516 935 string ";",
adam@1516 936 newline,
adam@1516 937 string "tmp;",
adam@1516 938 newline,
adam@1516 939 string "})",
adam@1516 940 string ")",
adam@1516 941 newline,
adam@1516 942 string ":",
adam@1516 943 space,
adam@1516 944 string ("(uw_error(ctx, FATAL, \"Error unurlifying list: %s\", request), NULL))));"),
adam@1516 945 newline],
adam@1516 946 string "}",
adam@1516 947 newline,
adam@1516 948 newline]);
adamc@758 949
adam@1516 950 box [string "unurlify_list_",
adam@1516 951 string (Int.toString i),
adam@1545 952 string ("(ctx, " ^ deStar request ^ ")")])
adamc@758 953
adamc@471 954 | TOption t =>
adam@1516 955 box [string ("(" ^ request ^ "[0] == '/' ? ++" ^ request ^ " : " ^ request ^ ", "),
adam@1516 956 string ("((!strncmp(" ^ request ^ ", \"None\", 4) "),
adam@1516 957 string ("&& (" ^ request ^ "[4] == 0 || " ^ request ^ "[4] == '/')) "),
adam@1516 958 string ("? (" ^ request ^ " += (" ^ request ^ "[4] == 0 ? 4 : 5), NULL) "),
adam@1516 959 string (": ((!strncmp(" ^ request ^ ", \"Some\", 4) "),
adam@1516 960 string ("&& " ^ request ^ "[4] == '/') "),
adam@1516 961 string ("? (" ^ request ^ " += 5, "),
adamc@471 962 if isUnboxable t then
adam@1516 963 unurlify' request (#1 t)
adamc@471 964 else
adamc@471 965 box [string "({",
adamc@471 966 newline,
adamc@471 967 p_typ env t,
adamc@471 968 space,
adamc@471 969 string "*tmp",
adamc@471 970 space,
adamc@471 971 string "=",
adamc@471 972 space,
adamc@471 973 string "uw_malloc(ctx, sizeof(",
adamc@471 974 p_typ env t,
adamc@471 975 string "));",
adamc@471 976 newline,
adamc@471 977 string "*tmp",
adamc@471 978 space,
adamc@471 979 string "=",
adamc@471 980 space,
adam@1516 981 unurlify' request (#1 t),
adamc@471 982 string ";",
adamc@471 983 newline,
adamc@471 984 string "tmp;",
adamc@471 985 newline,
adamc@471 986 string "})"],
adamc@471 987 string ") :",
adamc@471 988 space,
adamc@471 989 string "(uw_error(ctx, FATAL, \"Error unurlifying option type\"), NULL))))"]
adamc@471 990
adamc@463 991 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL decoding function";
adamc@463 992 space)
adamc@463 993 in
adam@1516 994 unurlify' "request" t
adamc@463 995 end
adamc@463 996
adamc@905 997 val urlify1 = ref 0
adamc@905 998
adam@1516 999 val urlifies = ref IS.empty
adam@1516 1000 val urlifiesL = ref IS.empty
adam@1516 1001
adamc@610 1002 fun urlify env t =
adamc@610 1003 let
adam@1516 1004 fun urlify' level (t as (_, loc)) =
adamc@610 1005 case #1 t of
adamc@610 1006 TFfi ("Basis", "unit") => box []
adamc@610 1007 | TFfi (m, t) => box [string ("uw_" ^ ident m ^ "_urlify" ^ capitalize t
adamc@610 1008 ^ "_w(ctx, it" ^ Int.toString level ^ ");"),
adamc@610 1009 newline]
adamc@610 1010
adamc@610 1011 | TRecord 0 => box []
adamc@610 1012 | TRecord i =>
adamc@610 1013 let
adamc@611 1014 fun empty (t, _) =
adamc@611 1015 case t of
adamc@611 1016 TFfi ("Basis", "unit") => true
adamc@611 1017 | TRecord 0 => true
adamc@611 1018 | TRecord j =>
adamc@611 1019 List.all (fn (_, t) => empty t) (E.lookupStruct env j)
adamc@611 1020 | _ => false
adamc@611 1021
adamc@610 1022 val xts = E.lookupStruct env i
adamc@611 1023
adamc@613 1024 val (blocks, _) = foldl
adamc@613 1025 (fn ((x, t), (blocks, printingSinceLastSlash)) =>
adamc@613 1026 let
adamc@613 1027 val thisEmpty = empty t
adamc@613 1028 in
adamc@613 1029 if thisEmpty then
adamc@613 1030 (blocks, printingSinceLastSlash)
adamc@613 1031 else
adamc@613 1032 (box [string "{",
adamc@613 1033 newline,
adamc@613 1034 p_typ env t,
adamc@613 1035 space,
adamc@613 1036 string ("it" ^ Int.toString (level + 1)),
adamc@613 1037 space,
adamc@613 1038 string "=",
adamc@613 1039 space,
adamc@613 1040 string ("it" ^ Int.toString level ^ ".__uwf_" ^ x ^ ";"),
adamc@613 1041 newline,
adamc@613 1042 box (if printingSinceLastSlash then
adamc@613 1043 [string "uw_write(ctx, \"/\");",
adamc@613 1044 newline]
adamc@613 1045 else
adamc@613 1046 []),
adam@1516 1047 urlify' (level + 1) t,
adamc@613 1048 string "}",
adamc@613 1049 newline] :: blocks,
adamc@613 1050 true)
adamc@613 1051 end)
adamc@613 1052 ([], false) xts
adamc@610 1053 in
adamc@613 1054 box (rev blocks)
adamc@610 1055 end
adamc@610 1056
adamc@638 1057 | TDatatype (Enum, i, _) =>
adamc@638 1058 let
adamc@610 1059 val (x, xncs) = E.lookupDatatype env i
adamc@610 1060
adamc@610 1061 fun doEm xncs =
adamc@610 1062 case xncs of
adamc@638 1063 [] => box [string ("uw_error(ctx, FATAL, \"Error urlifying datatype "
adamc@638 1064 ^ x ^ "\");"),
adamc@638 1065 newline]
adamc@610 1066 | (x', n, to) :: rest =>
adamc@638 1067 box [string ("if (it" ^ Int.toString level
adamc@638 1068 ^ "==__uwc_" ^ ident x' ^ "_" ^ Int.toString n ^ ") {"),
adamc@638 1069 newline,
adamc@638 1070 box [string ("uw_write(ctx, \"" ^ x' ^ "\");"),
adamc@638 1071 newline],
adamc@638 1072 string "} else {",
adamc@638 1073 newline,
adamc@638 1074 box [doEm rest,
adamc@638 1075 newline],
adamc@638 1076 string "}"]
adamc@610 1077 in
adamc@610 1078 doEm xncs
adamc@638 1079 end
adamc@610 1080
adamc@639 1081 | TDatatype (Option, i, xncs) =>
adam@1516 1082 if IS.member (!urlifies, i) then
adamc@639 1083 box [string "urlify_",
adamc@610 1084 string (Int.toString i),
adam@1516 1085 string "(ctx,",
adam@1516 1086 space,
adam@1516 1087 string "it",
adamc@639 1088 string (Int.toString level),
adamc@639 1089 string ");",
adamc@639 1090 newline]
adamc@610 1091 else
adamc@610 1092 let
adamc@610 1093 val (x, _) = E.lookupDatatype env i
adamc@610 1094
adamc@610 1095 val (no_arg, has_arg, t) =
adamc@610 1096 case !xncs of
adamc@610 1097 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@610 1098 (no_arg, has_arg, t)
adamc@610 1099 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@610 1100 (no_arg, has_arg, t)
adamc@639 1101 | _ => raise Fail "CjrPrint: urlify misclassified Option datatype"
adam@1516 1102 in
adam@1516 1103 urlifies := IS.add (!urlifies, i);
adam@1516 1104 addUrlHandler (box [string "static",
adam@1516 1105 space,
adam@1516 1106 string "void",
adam@1516 1107 space,
adam@1516 1108 string "urlify_",
adam@1516 1109 string (Int.toString i),
adam@1546 1110 string "(uw_context,",
adam@1546 1111 space,
adam@1546 1112 p_typ env t,
adam@1546 1113 space,
adam@1546 1114 if isUnboxable t then
adam@1546 1115 box []
adam@1546 1116 else
adam@1546 1117 string "*",
adam@1546 1118 string ");",
adam@1546 1119 newline],
adam@1546 1120 box [string "static",
adam@1546 1121 space,
adam@1546 1122 string "void",
adam@1546 1123 space,
adam@1546 1124 string "urlify_",
adam@1546 1125 string (Int.toString i),
adam@1516 1126 string "(uw_context ctx,",
adam@1516 1127 space,
adam@1516 1128 p_typ env t,
adam@1516 1129 space,
adam@1516 1130 if isUnboxable t then
adam@1516 1131 box []
adam@1516 1132 else
adam@1516 1133 string "*",
adam@1516 1134 string "it0) {",
adam@1516 1135 newline,
adam@1516 1136 box [string "if (it0) {",
adam@1516 1137 newline,
adam@1516 1138 if isUnboxable t then
adam@1613 1139 box [string "uw_write(ctx, \"",
adam@1613 1140 string has_arg,
adam@1613 1141 string "/\");",
adam@1613 1142 newline,
adam@1613 1143 urlify' 0 t,
adam@1613 1144 string ";",
adam@1613 1145 newline]
adam@1516 1146 else
adam@1516 1147 box [p_typ env t,
adam@1516 1148 space,
adam@1516 1149 string "it1",
adam@1516 1150 space,
adam@1516 1151 string "=",
adam@1516 1152 space,
adam@1516 1153 string "*it0;",
adam@1516 1154 newline,
adam@1516 1155 string "uw_write(ctx, \"",
adam@1516 1156 string has_arg,
adam@1516 1157 string "/\");",
adam@1516 1158 newline,
adam@1516 1159 urlify' 1 t,
adam@1516 1160 string ";",
adam@1516 1161 newline],
adam@1516 1162 string "} else {",
adam@1516 1163 box [newline,
adam@1516 1164 string "uw_write(ctx, \"",
adam@1516 1165 string no_arg,
adam@1516 1166 string "\");",
adam@1516 1167 newline],
adam@1516 1168 string "}",
adam@1516 1169 newline],
adam@1516 1170 string "}",
adam@1516 1171 newline,
adam@1516 1172 newline]);
adamc@610 1173
adam@1516 1174 box [string "urlify_",
adam@1516 1175 string (Int.toString i),
adam@1516 1176 string "(ctx,",
adamc@610 1177 space,
adam@1516 1178 string "it",
adamc@639 1179 string (Int.toString level),
adamc@639 1180 string ");",
adamc@639 1181 newline]
adamc@639 1182 end
adamc@610 1183
adamc@640 1184 | TDatatype (Default, i, _) =>
adam@1516 1185 if IS.member (!urlifies, i) then
adamc@640 1186 box [string "urlify_",
adamc@610 1187 string (Int.toString i),
adam@1516 1188 string "(ctx,",
adam@1516 1189 space,
adam@1516 1190 string "it",
adamc@640 1191 string (Int.toString level),
adamc@640 1192 string ");",
adamc@640 1193 newline]
adamc@610 1194 else
adamc@610 1195 let
adamc@610 1196 val (x, xncs) = E.lookupDatatype env i
adamc@610 1197
adam@1516 1198 val () = urlifies := IS.add (!urlifies, i)
adamc@610 1199
adamc@610 1200 fun doEm xncs =
adamc@610 1201 case xncs of
adamc@640 1202 [] => box [string ("uw_error(ctx, FATAL, \"Error urlifying datatype "
adamc@640 1203 ^ x ^ " (%d)\", it0->data);"),
adamc@640 1204 newline]
adamc@610 1205 | (x', n, to) :: rest =>
adamc@640 1206 box [string "if",
adamc@610 1207 space,
adamc@640 1208 string "(it0->tag==__uwc_",
adamc@640 1209 string (ident x'),
adamc@610 1210 string "_",
adamc@640 1211 string (Int.toString n),
adamc@640 1212 string ") {",
adamc@610 1213 newline,
adamc@610 1214 case to of
adamc@640 1215 NONE => box [string "uw_write(ctx, \"",
adamc@640 1216 string x',
adamc@640 1217 string "\");",
adamc@640 1218 newline]
adamc@640 1219 | SOME t => box [string "uw_write(ctx, \"",
adamc@640 1220 string x',
adamc@640 1221 string "/\");",
adamc@640 1222 newline,
adamc@640 1223 p_typ env t,
adamc@640 1224 space,
adamc@640 1225 string "it1",
adamc@640 1226 space,
adamc@640 1227 string "=",
adamc@640 1228 space,
adamc@640 1229 string "it0->data.uw_",
adamc@640 1230 string x',
adamc@640 1231 string ";",
adamc@640 1232 newline,
adam@1516 1233 urlify' 1 t,
adamc@640 1234 newline],
adamc@640 1235 string "} else {",
adamc@610 1236 newline,
adamc@640 1237 box [doEm rest,
adamc@640 1238 newline],
adamc@640 1239 string "}",
adamc@640 1240 newline]
adamc@610 1241 in
adam@1516 1242 addUrlHandler (box [string "static",
adam@1516 1243 space,
adam@1516 1244 string "void",
adam@1516 1245 space,
adam@1516 1246 string "urlify_",
adam@1516 1247 string (Int.toString i),
adam@1546 1248 string "(uw_context,",
adam@1546 1249 space,
adam@1546 1250 p_typ env t,
adam@1546 1251 string ");",
adam@1546 1252 newline],
adam@1546 1253 box [string "static",
adam@1546 1254 space,
adam@1546 1255 string "void",
adam@1546 1256 space,
adam@1546 1257 string "urlify_",
adam@1546 1258 string (Int.toString i),
adam@1516 1259 string "(uw_context ctx,",
adam@1516 1260 space,
adam@1516 1261 p_typ env t,
adam@1516 1262 space,
adam@1516 1263 string "it0) {",
adam@1516 1264 newline,
adam@1516 1265 box [doEm xncs,
adam@1516 1266 newline],
adam@1516 1267 newline,
adam@1516 1268 string "}",
adam@1516 1269 newline,
adam@1516 1270 newline]);
adam@1516 1271
adam@1516 1272 box [string "urlify_",
adam@1516 1273 string (Int.toString i),
adam@1516 1274 string "(ctx,",
adamc@610 1275 space,
adam@1516 1276 string "it",
adamc@640 1277 string (Int.toString level),
adamc@640 1278 string ");",
adamc@640 1279 newline]
adamc@640 1280 end
adamc@610 1281
adamc@641 1282 | TOption t =>
adamc@641 1283 box [string "if (it",
adamc@641 1284 string (Int.toString level),
adamc@641 1285 string ") {",
adamc@641 1286 if isUnboxable t then
adamc@641 1287 box [string "uw_write(ctx, \"Some/\");",
adamc@641 1288 newline,
adam@1516 1289 urlify' level t]
adamc@610 1290 else
adamc@641 1291 box [p_typ env t,
adamc@610 1292 space,
adamc@641 1293 string "it",
adamc@641 1294 string (Int.toString (level + 1)),
adamc@610 1295 space,
adamc@610 1296 string "=",
adamc@610 1297 space,
adamc@641 1298 string "*it",
adamc@641 1299 string (Int.toString level),
adamc@610 1300 string ";",
adamc@610 1301 newline,
adamc@641 1302 string "uw_write(ctx, \"Some/\");",
adamc@610 1303 newline,
adam@1516 1304 urlify' (level + 1) t,
adamc@641 1305 string ";",
adamc@641 1306 newline],
adamc@641 1307 string "} else {",
adamc@905 1308 box [newline,
adamc@905 1309 string "uw_write(ctx, \"None\");",
adamc@641 1310 newline],
adamc@641 1311 string "}",
adamc@641 1312 newline]
adamc@610 1313
adamc@905 1314 | TList (t, i) =>
adam@1516 1315 if IS.member (!urlifiesL, i) then
adamc@905 1316 box [string "urlifyl_",
adamc@905 1317 string (Int.toString i),
adam@1516 1318 string "(ctx,",
adam@1516 1319 space,
adam@1516 1320 string "it",
adamc@905 1321 string (Int.toString level),
adamc@905 1322 string ");",
adamc@905 1323 newline]
adamc@905 1324 else
adam@1516 1325 (urlifiesL := IS.add (!urlifiesL, i);
adam@1516 1326 addUrlHandler (box [string "static",
adam@1516 1327 space,
adam@1516 1328 string "void",
adam@1516 1329 space,
adam@1516 1330 string "urlifyl_",
adam@1516 1331 string (Int.toString i),
adam@1546 1332 string "(uw_context,",
adam@1546 1333 space,
adam@1546 1334 string "struct __uws_",
adam@1546 1335 string (Int.toString i),
adam@1546 1336 space,
adam@1546 1337 string "*);",
adam@1546 1338 newline],
adam@1546 1339 box [string "static",
adam@1546 1340 space,
adam@1546 1341 string "void",
adam@1546 1342 space,
adam@1546 1343 string "urlifyl_",
adam@1546 1344 string (Int.toString i),
adam@1516 1345 string "(uw_context ctx,",
adam@1516 1346 space,
adam@1516 1347 string "struct __uws_",
adam@1516 1348 string (Int.toString i),
adam@1516 1349 space,
adam@1516 1350 string "*it0) {",
adam@1516 1351 newline,
adam@1516 1352 box [string "if (it0) {",
adam@1516 1353 newline,
adam@1516 1354 p_typ env t,
adam@1516 1355 space,
adam@1516 1356 string "it1",
adam@1516 1357 space,
adam@1516 1358 string "=",
adam@1516 1359 space,
adam@1516 1360 string "it0->__uwf_1;",
adam@1516 1361 newline,
adam@1516 1362 string "uw_write(ctx, \"Cons/\");",
adam@1516 1363 newline,
adam@1516 1364 urlify' 1 t,
adam@1516 1365 string ";",
adam@1516 1366 newline,
adam@1516 1367 string "uw_write(ctx, \"/\");",
adam@1516 1368 newline,
adam@1516 1369 string "urlifyl_",
adam@1516 1370 string (Int.toString i),
adam@1516 1371 string "(ctx, it0->__uwf_2);",
adam@1516 1372 newline,
adam@1516 1373 string "} else {",
adam@1516 1374 newline,
adam@1516 1375 box [string "uw_write(ctx, \"Nil\");",
adam@1516 1376 newline],
adam@1516 1377 string "}",
adam@1516 1378 newline],
adam@1516 1379 string "}",
adam@1516 1380 newline,
adam@1516 1381 newline]);
adamc@905 1382
adam@1516 1383 box [string "urlifyl_",
adam@1516 1384 string (Int.toString i),
adam@1516 1385 string "(ctx,",
adam@1516 1386 space,
adam@1516 1387 string "it",
adam@1516 1388 string (Int.toString level),
adam@1516 1389 string ");",
adam@1516 1390 newline])
adam@1516 1391
adamc@610 1392 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL encoding function";
adamc@610 1393 space)
adamc@610 1394 in
adam@1516 1395 urlify' 0 t
adamc@610 1396 end
adamc@610 1397
adamc@867 1398 fun sql_type_in env (tAll as (t, loc)) =
adamc@867 1399 case t of
adamc@867 1400 TFfi ("Basis", "int") => Int
adamc@867 1401 | TFfi ("Basis", "float") => Float
adamc@867 1402 | TFfi ("Basis", "string") => String
adamc@1011 1403 | TFfi ("Basis", "char") => Char
adamc@867 1404 | TFfi ("Basis", "bool") => Bool
adamc@867 1405 | TFfi ("Basis", "time") => Time
adamc@867 1406 | TFfi ("Basis", "blob") => Blob
adamc@867 1407 | TFfi ("Basis", "channel") => Channel
adamc@867 1408 | TFfi ("Basis", "client") => Client
adamc@867 1409 | TOption t' => Nullable (sql_type_in env t')
adamc@867 1410 | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type";
adam@1623 1411 Print.eprefaces' [("Type", p_htyp env tAll)];
adamc@867 1412 Int)
adamc@867 1413
adam@1391 1414 fun potentiallyFancy (e, _) =
adam@1391 1415 case e of
adam@1391 1416 EPrim _ => false
adam@1391 1417 | ERel _ => false
adam@1391 1418 | ENamed _ => false
adam@1391 1419 | ECon (_, _, NONE) => false
adam@1391 1420 | ECon (_, _, SOME e) => potentiallyFancy e
adam@1391 1421 | ENone _ => false
adam@1391 1422 | ESome (_, e) => potentiallyFancy e
adam@1391 1423 | EFfi _ => false
adam@1391 1424 | EFfiApp _ => true
adam@1391 1425 | EApp _ => true
adam@1391 1426 | EUnop (_, e) => potentiallyFancy e
adam@1391 1427 | EBinop (_, e1, e2) => potentiallyFancy e1 orelse potentiallyFancy e2
adam@1391 1428 | ERecord (_, xes) => List.exists (potentiallyFancy o #2) xes
adam@1391 1429 | EField (e, _) => potentiallyFancy e
adam@1391 1430 | ECase (e, pes, _) => potentiallyFancy e orelse List.exists (potentiallyFancy o #2) pes
adam@1391 1431 | EError _ => false
adam@1391 1432 | EReturnBlob _ => false
adam@1391 1433 | ERedirect _ => false
adam@1391 1434 | EWrite e => potentiallyFancy e
adam@1391 1435 | ESeq (e1, e2) => potentiallyFancy e1 orelse potentiallyFancy e2
adam@1391 1436 | ELet (_, _, e1, e2) => potentiallyFancy e1 orelse potentiallyFancy e2
adam@1391 1437 | EQuery _ => true
adam@1391 1438 | EDml {dml = e, ...} => potentiallyFancy e
adam@1391 1439 | ENextval {seq = e, ...} => potentiallyFancy e
adam@1391 1440 | ESetval {seq = e1, count = e2} => potentiallyFancy e1 orelse potentiallyFancy e2
adam@1391 1441 | EUnurlify _ => true
adam@1391 1442
adam@1524 1443 val self = ref (NONE : int option)
adam@1524 1444
adam@1663 1445 (* The crucial thing to do here is assign arguments to local variables, to enforce order of evaluation.
adam@1663 1446 * Otherwise, we are at the mercy of C's undefined order of function argument evaluation. *)
adam@1663 1447 fun pFuncall env (m, x, es, extra) =
adam@1663 1448 case es of
adam@1663 1449 [] => box [string "uw_",
adam@1663 1450 p_ident m,
adam@1663 1451 string "_",
adam@1663 1452 p_ident x,
adam@1663 1453 string "(ctx",
adam@1663 1454 case extra of
adam@1663 1455 NONE => box []
adam@1663 1456 | SOME extra => box [string ",",
adam@1663 1457 space,
adam@1663 1458 string extra],
adam@1663 1459 string ")"]
adam@1663 1460 | [(e, _)] => box [string "uw_",
adam@1663 1461 p_ident m,
adam@1663 1462 string "_",
adam@1663 1463 p_ident x,
adam@1663 1464 string "(ctx,",
adam@1663 1465 space,
adam@1663 1466 p_exp' false false env e,
adam@1663 1467 case extra of
adam@1663 1468 NONE => box []
adam@1663 1469 | SOME extra => box [string ",",
adam@1663 1470 space,
adam@1663 1471 string extra],
adam@1663 1472 string ")"]
adam@1663 1473 | _ => box [string "({",
adam@1663 1474 newline,
adam@1663 1475 p_list_sepi (box []) (fn i => fn (e, t) =>
adam@1663 1476 box [p_typ env t,
adam@1663 1477 space,
adam@1663 1478 string "arg",
adam@1663 1479 string (Int.toString i),
adam@1663 1480 space,
adam@1663 1481 string "=",
adam@1663 1482 space,
adam@1663 1483 p_exp' false false env e,
adam@1663 1484 string ";",
adam@1663 1485 newline]) es,
adam@1663 1486 string "uw_",
adam@1663 1487 p_ident m,
adam@1663 1488 string "_",
adam@1663 1489 p_ident x,
adam@1663 1490 string "(ctx, ",
adam@1663 1491 p_list_sepi (box [string ",", space]) (fn i => fn _ => box [string "arg", string (Int.toString i)]) es,
adam@1663 1492 case extra of
adam@1663 1493 NONE => box []
adam@1663 1494 | SOME extra => box [string ",",
adam@1663 1495 space,
adam@1663 1496 string extra],
adam@1663 1497 string ");",
adam@1663 1498 newline,
adam@1663 1499 string "})"]
adam@1663 1500
adam@1663 1501 and p_exp' par tail env (e, loc) =
adamc@29 1502 case e of
adamc@276 1503 EPrim p => Prim.p_t_GCC p
adamc@29 1504 | ERel n => p_rel env n
adamc@109 1505 | ENamed n => p_enamed env n
adamc@188 1506 | ECon (Enum, pc, _) => p_patCon env pc
adamc@198 1507 | ECon (Option, pc, NONE) => string "NULL"
adamc@198 1508 | ECon (Option, pc, SOME e) =>
adamc@198 1509 let
adamc@198 1510 val to = case pc of
adamc@198 1511 PConVar n => #2 (E.lookupConstructor env n)
adamc@198 1512 | PConFfi {arg, ...} => arg
adamc@198 1513
adamc@198 1514 val t = case to of
adamc@198 1515 NONE => raise Fail "CjrPrint: ECon argument status mismatch"
adamc@198 1516 | SOME t => t
adamc@198 1517 in
adamc@463 1518 if isUnboxable t then
adam@1524 1519 p_exp' par tail env e
adamc@463 1520 else
adamc@463 1521 box [string "({",
adamc@463 1522 newline,
adamc@463 1523 p_typ env t,
adamc@463 1524 space,
adamc@463 1525 string "*tmp",
adamc@463 1526 space,
adamc@463 1527 string "=",
adamc@463 1528 space,
adamc@463 1529 string "uw_malloc(ctx, sizeof(",
adamc@463 1530 p_typ env t,
adamc@463 1531 string "));",
adamc@463 1532 newline,
adamc@463 1533 string "*tmp",
adamc@463 1534 space,
adamc@463 1535 string "=",
adam@1516 1536 space,
adam@1524 1537 p_exp' par false env e,
adamc@463 1538 string ";",
adamc@463 1539 newline,
adamc@463 1540 string "tmp;",
adamc@463 1541 newline,
adamc@463 1542 string "})"]
adamc@198 1543 end
adamc@188 1544 | ECon (Default, pc, eo) =>
adamc@181 1545 let
adamc@196 1546 val (xd, xc, xn) = patConInfo env pc
adamc@181 1547 in
adamc@182 1548 box [string "({",
adamc@181 1549 newline,
adamc@181 1550 string "struct",
adamc@181 1551 space,
adamc@185 1552 string xd,
adamc@181 1553 space,
adamc@181 1554 string "*tmp",
adamc@181 1555 space,
adamc@181 1556 string "=",
adamc@181 1557 space,
adamc@311 1558 string "uw_malloc(ctx, sizeof(struct ",
adamc@185 1559 string xd,
adamc@181 1560 string "));",
adamc@181 1561 newline,
adamc@181 1562 string "tmp->tag",
adamc@181 1563 space,
adamc@181 1564 string "=",
adamc@181 1565 space,
adamc@185 1566 string xc,
adamc@181 1567 string ";",
adamc@181 1568 newline,
adamc@181 1569 case eo of
adamc@181 1570 NONE => box []
adamc@185 1571 | SOME e => box [string "tmp->data.",
adamc@196 1572 string xn,
adamc@181 1573 space,
adamc@181 1574 string "=",
adamc@181 1575 space,
adam@1524 1576 p_exp' false false env e,
adamc@181 1577 string ";",
adamc@181 1578 newline],
adamc@181 1579 string "tmp;",
adamc@181 1580 newline,
adamc@181 1581 string "})"]
adamc@181 1582 end
adamc@297 1583 | ENone _ => string "NULL"
adamc@290 1584 | ESome (t, e) =>
adamc@463 1585 if isUnboxable t then
adam@1524 1586 p_exp' par tail env e
adamc@463 1587 else
adamc@463 1588 box [string "({",
adamc@463 1589 newline,
adamc@463 1590 p_typ env t,
adamc@463 1591 space,
adamc@463 1592 string "*tmp",
adamc@463 1593 space,
adamc@463 1594 string "=",
adamc@463 1595 space,
adamc@463 1596 string "uw_malloc(ctx, sizeof(",
adamc@463 1597 p_typ env t,
adamc@463 1598 string "));",
adamc@463 1599 newline,
adamc@463 1600 string "*tmp",
adamc@463 1601 space,
adamc@463 1602 string "=",
adam@1516 1603 space,
adam@1524 1604 p_exp' par false env e,
adamc@463 1605 string ";",
adamc@463 1606 newline,
adamc@463 1607 string "tmp;",
adamc@463 1608 newline,
adamc@463 1609 string "})"]
adamc@109 1610
adamc@316 1611 | EFfi (m, x) => box [string "uw_", p_ident m, string "_", p_ident x]
adamc@283 1612 | EError (e, t) =>
adamc@283 1613 box [string "({",
adamc@283 1614 newline,
adamc@283 1615 p_typ env t,
adamc@283 1616 space,
adamc@283 1617 string "tmp;",
adamc@283 1618 newline,
adamc@311 1619 string "uw_error(ctx, FATAL, \"",
adam@1880 1620 string (if Settings.getDebug () then
adam@1880 1621 ErrorMsg.spanToString loc ^ ": "
adam@1880 1622 else
adam@1880 1623 ""),
adam@1880 1624 string "%s\", ",
adam@1524 1625 p_exp' false false env e,
adamc@283 1626 string ");",
adamc@283 1627 newline,
adamc@283 1628 string "tmp;",
adamc@283 1629 newline,
adamc@283 1630 string "})"]
adamc@741 1631 | EReturnBlob {blob, mimeType, t} =>
adamc@741 1632 box [string "({",
adamc@741 1633 newline,
adam@1663 1634 string "uw_Basis_blob",
adam@1663 1635 space,
adam@1663 1636 string "blob",
adam@1663 1637 space,
adam@1663 1638 string "=",
adam@1663 1639 space,
adam@1663 1640 p_exp' false false env blob,
adam@1663 1641 string ";",
adam@1663 1642 newline,
adam@1663 1643 string "uw_Basis_string",
adam@1663 1644 space,
adam@1663 1645 string "mimeType",
adam@1663 1646 space,
adam@1663 1647 string "=",
adam@1663 1648 space,
adam@1663 1649 p_exp' false false env mimeType,
adam@1663 1650 string ";",
adam@1663 1651 newline,
adamc@741 1652 p_typ env t,
adamc@741 1653 space,
adamc@741 1654 string "tmp;",
adamc@741 1655 newline,
adam@1663 1656 string "uw_return_blob(ctx, blob, mimeType);",
adamc@741 1657 newline,
adamc@741 1658 string "tmp;",
adamc@741 1659 newline,
adamc@741 1660 string "})"]
adamc@1065 1661 | ERedirect (e, t) =>
adamc@1065 1662 box [string "({",
adamc@1065 1663 newline,
adamc@1065 1664 p_typ env t,
adamc@1065 1665 space,
adamc@1065 1666 string "tmp;",
adamc@1065 1667 newline,
adamc@1065 1668 string "uw_redirect(ctx, ",
adam@1524 1669 p_exp' false false env e,
adamc@1065 1670 string ");",
adamc@1065 1671 newline,
adamc@1065 1672 string "tmp;",
adamc@1065 1673 newline,
adamc@1065 1674 string "})"]
adamc@476 1675 | EApp ((EError (e, (TFun (_, ran), _)), loc), _) =>
adam@1524 1676 p_exp' false false env (EError (e, ran), loc)
adamc@741 1677 | EApp ((EReturnBlob {blob, mimeType, t = (TFun (_, ran), _)}, loc), _) =>
adam@1524 1678 p_exp' false false env (EReturnBlob {blob = blob, mimeType = mimeType, t = ran}, loc)
adamc@476 1679
adam@1663 1680 | EFfiApp ("Basis", "strcat", [(e1, _), (e2, _)]) =>
adamc@922 1681 let
adamc@922 1682 fun flatten e =
adamc@922 1683 case #1 e of
adam@1663 1684 EFfiApp ("Basis", "strcat", [(e1, _), (e2, _)]) => flatten e1 @ flatten e2
adamc@922 1685 | _ => [e]
adam@1663 1686
adam@1663 1687 val es = flatten e1 @ flatten e2
adam@1663 1688 val t = (TFfi ("Basis", "string"), loc)
adam@1663 1689 val es = map (fn e => (e, t)) es
adamc@922 1690 in
adam@1663 1691 case es of
adam@1663 1692 [_, _] => pFuncall env ("Basis", "strcat", es, NONE)
adam@1663 1693 | _ => pFuncall env ("Basis", "mstrcat", es, SOME "NULL")
adamc@922 1694 end
adamc@922 1695
adam@1663 1696 | EFfiApp (m, x, es) => pFuncall env (m, x, es, NONE)
adamc@316 1697 | EApp (f, args) =>
adam@1524 1698 let
adam@1664 1699 fun getSig n =
adam@1524 1700 let
adam@1524 1701 val (_, t) = E.lookupENamed env n
adam@1524 1702
adam@1524 1703 fun getSig (t, args) =
adam@1524 1704 case #1 t of
adam@1524 1705 TFun (dom, t) => getSig (t, dom :: args)
adam@1524 1706 | _ => (args, t)
adam@1664 1707 in
adam@1664 1708 getSig (t, [])
adam@1664 1709 end
adam@1524 1710
adam@1664 1711 fun default () =
adam@1664 1712 case (#1 f, args) of
adam@1664 1713 (ENamed n, _ :: _ :: _) =>
adam@1664 1714 let
adam@1664 1715 val (args', ret) = getSig n
adam@1664 1716 val args = ListPair.zip (args, args')
adam@1664 1717 in
adam@1664 1718 parenIf par (box [string "({",
adam@1664 1719 newline,
adam@1664 1720 p_list_sepi newline
adam@1664 1721 (fn i => fn (e, t) =>
adam@1664 1722 box [p_typ env t,
adam@1664 1723 space,
adam@1664 1724 string ("arg" ^ Int.toString i),
adam@1664 1725 space,
adam@1664 1726 string "=",
adam@1664 1727 space,
adam@1664 1728 p_exp' false false env e,
adam@1664 1729 string ";"])
adam@1664 1730 args,
adam@1664 1731 newline,
adam@1664 1732 p_exp' false false env f,
adam@1664 1733 string "(ctx,",
adam@1664 1734 space,
adam@1664 1735 p_list_sepi (box [string ",", space])
adam@1664 1736 (fn i => fn _ =>
adam@1664 1737 string ("arg" ^ Int.toString i)) args,
adam@1664 1738 string ");",
adam@1664 1739 newline,
adam@1664 1740 string "})"])
adam@1664 1741 end
adam@1664 1742 | _ =>
adam@1664 1743 parenIf par (box [p_exp' true false env f,
adam@1664 1744 string "(ctx,",
adam@1664 1745 space,
adam@1664 1746 p_list_sep (box [string ",", space]) (p_exp' false false env) args,
adam@1664 1747 string ")"])
adam@1664 1748
adam@1664 1749 fun isSelf n =
adam@1664 1750 let
adam@1664 1751 val (argts, ret) = getSig n
adam@1524 1752 in
adam@1524 1753 parenIf par (box [string "({",
adam@1524 1754 newline,
adam@1524 1755 p_list_sepi newline
adam@1524 1756 (fn i => fn (e, t) =>
adam@1524 1757 box [p_typ env t,
adam@1524 1758 space,
adam@1524 1759 string ("rearg" ^ Int.toString i),
adam@1524 1760 space,
adam@1524 1761 string "=",
adam@1524 1762 space,
adam@1524 1763 p_exp' false false env e,
adam@1524 1764 string ";"])
adam@1524 1765 (ListPair.zip (args, argts)),
adam@1524 1766 newline,
adam@1524 1767 p_typ env ret,
adam@1524 1768 space,
adam@1524 1769 string "tmp;",
adam@1524 1770 newline,
adam@1524 1771 p_list_sepi newline
adam@1524 1772 (fn i => fn _ =>
adam@1524 1773 box [p_rel env (E.countERels env - 1 - i),
adam@1524 1774 space,
adam@1524 1775 string "=",
adam@1524 1776 space,
adam@1524 1777 string ("rearg" ^ Int.toString i ^ ";")]) args,
adam@1524 1778 newline,
adam@1524 1779 string "goto restart;",
adam@1524 1780 newline,
adam@1524 1781 string "tmp;",
adam@1524 1782 newline,
adam@1524 1783 string "})"])
adam@1524 1784 end
adam@1524 1785 in
adam@1524 1786 case #1 f of
adam@1524 1787 ENamed n => if SOME n = !self andalso tail then
adam@1524 1788 isSelf n
adam@1524 1789 else
adam@1524 1790 default ()
adam@1524 1791 | _ => default ()
adam@1524 1792 end
adamc@29 1793
adamc@387 1794 | EUnop (s, e1) =>
adamc@387 1795 parenIf par (box [string s,
adamc@387 1796 space,
adam@1524 1797 p_exp' true false env e1])
adamc@387 1798
adamc@387 1799 | EBinop (s, e1, e2) =>
adam@1619 1800 if s <> "fdiv" andalso Char.isAlpha (String.sub (s, size s - 1)) then
adamc@389 1801 box [string s,
adamc@390 1802 string "(",
adam@1524 1803 p_exp' false false env e1,
adamc@389 1804 string ",",
adamc@389 1805 space,
adam@1524 1806 p_exp' false false env e2,
adamc@389 1807 string ")"]
adam@1619 1808 else if s = "/" orelse s = "%" then
adam@1619 1809 box [string "({",
adam@1619 1810 newline,
adam@1619 1811 string "uw_Basis_int",
adam@1619 1812 space,
adam@1619 1813 string "dividend",
adam@1619 1814 space,
adam@1619 1815 string "=",
adam@1619 1816 space,
adam@1619 1817 p_exp env e1,
adam@1619 1818 string ",",
adam@1619 1819 space,
adam@1619 1820 string "divisor",
adam@1619 1821 space,
adam@1619 1822 string "=",
adam@1619 1823 space,
adam@1619 1824 p_exp env e2,
adam@1619 1825 string ";",
adam@1619 1826 newline,
adam@1619 1827 string "if",
adam@1619 1828 space,
adam@1619 1829 string "(divisor",
adam@1619 1830 space,
adam@1619 1831 string "==",
adam@1619 1832 space,
adam@1619 1833 string "0)",
adam@1619 1834 newline,
adam@1619 1835 box [string "uw_error(ctx, FATAL, \"",
adam@1619 1836 string (ErrorMsg.spanToString loc),
adam@1619 1837 string ": division by zero\");",
adam@1619 1838 newline],
adam@1619 1839 string "dividend",
adam@1619 1840 space,
adam@1619 1841 string s,
adam@1619 1842 space,
adam@1619 1843 string "divisor;",
adam@1619 1844 newline,
adam@1619 1845 string "})"]
adamc@389 1846 else
adam@1524 1847 parenIf par (box [p_exp' true false env e1,
adamc@389 1848 space,
adam@1619 1849 string (if s = "fdiv" then "/" else s),
adamc@389 1850 space,
adam@1524 1851 p_exp' true false env e2])
adamc@387 1852
adam@1431 1853 | ERecord (0, _) => string "0"
adam@1431 1854
adamc@29 1855 | ERecord (i, xes) => box [string "({",
adamc@29 1856 space,
adamc@29 1857 string "struct",
adamc@29 1858 space,
adamc@311 1859 string ("__uws_" ^ Int.toString i),
adamc@29 1860 space,
adamc@181 1861 string "tmp",
adamc@29 1862 space,
adamc@29 1863 string "=",
adamc@29 1864 space,
adamc@29 1865 string "{",
adamc@29 1866 p_list (fn (_, e) =>
adam@1524 1867 p_exp' false false env e) xes,
adamc@29 1868 string "};",
adamc@29 1869 space,
adamc@181 1870 string "tmp;",
adamc@29 1871 space,
adamc@29 1872 string "})" ]
adamc@29 1873 | EField (e, x) =>
adam@1524 1874 box [p_exp' true false env e,
adamc@311 1875 string ".__uwf_",
adamc@316 1876 p_ident x]
adamc@29 1877
adamc@182 1878 | ECase (e, pes, {disc, result}) =>
adam@1431 1879 box [string "({",
adam@1431 1880 newline,
adam@1431 1881 p_typ env disc,
adam@1431 1882 space,
adam@1431 1883 string "disc",
adam@1431 1884 space,
adam@1431 1885 string "=",
adam@1431 1886 space,
adam@1524 1887 p_exp' false false env e,
adam@1431 1888 string ";",
adam@1431 1889 newline,
adam@1431 1890 newline,
adam@1431 1891 foldr (fn ((p, e), body) =>
adam@1431 1892 let
adam@1431 1893 val pm = p_patMatch (env, "disc") p
adam@1516 1894 val (pb, env') = p_patBind (env, "disc") p
adam@1431 1895 in
adam@1431 1896 box [pm,
adam@1431 1897 space,
adam@1431 1898 string "?",
adam@1431 1899 space,
adam@1516 1900 if E.countERels env' = E.countERels env then
adam@1524 1901 p_exp' false tail env e
adam@1516 1902 else
adam@1516 1903 box [string "({",
adam@1516 1904 pb,
adam@1524 1905 p_exp' false tail env' e,
adam@1516 1906 string ";",
adam@1516 1907 newline,
adam@1516 1908 string "})"],
adam@1431 1909 newline,
adam@1431 1910 space,
adam@1431 1911 string ":",
adam@1431 1912 space,
adam@1431 1913 body]
adam@1431 1914 end) (box [string "({",
adam@1431 1915 newline,
adam@1431 1916 p_typ env result,
adam@1431 1917 space,
adam@1431 1918 string "tmp;",
adam@1431 1919 newline,
adam@1431 1920 string "uw_error(ctx, FATAL, \"",
adam@1431 1921 string (ErrorMsg.spanToString loc),
adam@1431 1922 string ": pattern match failure\");",
adam@1431 1923 newline,
adam@1431 1924 string "tmp;",
adam@1431 1925 newline,
adam@1431 1926 string "})"]) pes,
adam@1431 1927 string ";",
adam@1431 1928 newline,
adam@1431 1929 string "})"]
adamc@181 1930
adamc@311 1931 | EWrite e => box [string "(uw_write(ctx, ",
adam@1524 1932 p_exp' false false env e,
adam@1431 1933 string "), 0)"]
adamc@102 1934
adam@1391 1935 | ESeq (e1, e2) =>
adam@1391 1936 let
adam@1391 1937 val useRegion = potentiallyFancy e1
adam@1391 1938 in
adam@1391 1939 box [string "(",
adam@1391 1940 if useRegion then
adam@1391 1941 box [string "uw_begin_region(ctx),",
adam@1391 1942 space]
adam@1391 1943 else
adam@1391 1944 box [],
adam@1524 1945 p_exp' false false env e1,
adam@1391 1946 string ",",
adam@1391 1947 space,
adam@1391 1948 if useRegion then
adam@1391 1949 box [string "uw_end_region(ctx),",
adam@1391 1950 space]
adam@1391 1951 else
adam@1391 1952 box [],
adam@1524 1953 p_exp' false tail env e2,
adam@1391 1954 string ")"]
adam@1391 1955 end
adam@1391 1956 | ELet (x, t, e1, e2) =>
adam@1391 1957 let
adam@1391 1958 val useRegion = notLeaky env false t andalso potentiallyFancy e1
adam@1391 1959 in
adam@1391 1960 box [string "({",
adam@1391 1961 newline,
adam@1391 1962 p_typ env t,
adam@1391 1963 space,
adam@1391 1964 string "__uwr_",
adam@1391 1965 p_ident x,
adam@1391 1966 string "_",
adam@1391 1967 string (Int.toString (E.countERels env)),
adam@1391 1968 space,
adam@1391 1969 string "=",
adam@1391 1970 space,
adam@1391 1971 if useRegion then
adam@1391 1972 box [string "(uw_begin_region(ctx),",
adam@1391 1973 space]
adam@1391 1974 else
adam@1391 1975 box [],
adam@1524 1976 p_exp' false false env e1,
adam@1391 1977 if useRegion then
adam@1391 1978 string ")"
adam@1391 1979 else
adam@1391 1980 box [],
adam@1391 1981 string ";",
adam@1391 1982 newline,
adam@1391 1983 if useRegion then
adam@1391 1984 box [string "uw_end_region(ctx);",
adam@1391 1985 newline]
adam@1391 1986 else
adam@1391 1987 box [],
adam@1524 1988 p_exp' false tail (E.pushERel env x t) e2,
adam@1391 1989 string ";",
adam@1391 1990 newline,
adam@1391 1991 string "})"]
adam@1391 1992 end
adamc@269 1993
adamc@282 1994 | EQuery {exps, tables, rnum, state, query, body, initial, prepared} =>
adamc@278 1995 let
adamc@316 1996 val exps = map (fn (x, t) => ("__uwf_" ^ ident x, t)) exps
adamc@278 1997 val tables = ListUtil.mapConcat (fn (x, xts) =>
adamc@316 1998 map (fn (x', t) => ("__uwf_" ^ ident x ^ ".__uwf_" ^ ident x', t)) xts)
adamc@278 1999 tables
adamc@638 2000
adamc@1168 2001 val sort = ListMergeSort.sort (fn ((s1, _), (s2, _)) => String.compare (s1, s2) = GREATER)
adamc@1168 2002 val outputs = sort exps @ sort tables
adamc@324 2003
adamc@324 2004 val wontLeakStrings = notLeaky env true state
adamc@324 2005 val wontLeakAnything = notLeaky env false state
adamc@867 2006
adamc@867 2007 val inputs =
adamc@867 2008 case prepared of
adamc@867 2009 NONE => []
adamc@867 2010 | SOME _ => getPargs query
adamc@867 2011
adamc@867 2012 fun doCols p_getcol =
adamc@867 2013 box [string "struct __uws_",
adamc@867 2014 string (Int.toString rnum),
adamc@867 2015 string " __uwr_r_",
adamc@867 2016 string (Int.toString (E.countERels env)),
adamc@867 2017 string ";",
adamc@867 2018 newline,
adamc@867 2019 p_typ env state,
adamc@867 2020 space,
adamc@867 2021 string "__uwr_acc_",
adamc@867 2022 string (Int.toString (E.countERels env + 1)),
adamc@867 2023 space,
adamc@867 2024 string "=",
adamc@867 2025 space,
adamc@867 2026 string "acc;",
adamc@867 2027 newline,
adamc@867 2028 newline,
adamc@1114 2029
adamc@1114 2030 if Settings.getDeadlines () then
adamc@1114 2031 box [string "uw_check_deadline(ctx);",
adamc@1114 2032 newline]
adamc@1114 2033 else
adamc@1114 2034 box [],
adamc@1114 2035
adamc@867 2036 p_list_sepi (box []) (fn i =>
adamc@867 2037 fn (proj, t) =>
adamc@867 2038 box [string "__uwr_r_",
adamc@867 2039 string (Int.toString (E.countERels env)),
adamc@867 2040 string ".",
adamc@867 2041 string proj,
adamc@867 2042 space,
adamc@867 2043 string "=",
adamc@867 2044 space,
adamc@880 2045 p_getcol {loc = loc,
adamc@880 2046 wontLeakStrings = wontLeakStrings,
adamc@867 2047 col = i,
adamc@867 2048 typ = sql_type_in env t},
adamc@867 2049 string ";",
adamc@867 2050 newline]) outputs,
adamc@867 2051 newline,
adamc@867 2052 newline,
adamc@867 2053
adamc@867 2054 string "acc",
adamc@867 2055 space,
adamc@867 2056 string "=",
adamc@867 2057 space,
adam@1524 2058 p_exp' false false (E.pushERel
adam@1524 2059 (E.pushERel env "r" (TRecord rnum, loc))
adam@1524 2060 "acc" state)
adam@1524 2061 body,
adamc@867 2062 string ";",
adamc@867 2063 newline]
adamc@278 2064 in
adamc@640 2065 box [if wontLeakAnything then
adamc@704 2066 string "(uw_begin_region(ctx), "
adamc@324 2067 else
adamc@324 2068 box [],
adamc@324 2069 string "({",
adamc@278 2070 newline,
adamc@640 2071 p_typ env state,
adamc@640 2072 space,
adamc@640 2073 string "acc",
adamc@640 2074 space,
adamc@640 2075 string "=",
adamc@640 2076 space,
adam@1524 2077 p_exp' false false env initial,
adamc@640 2078 string ";",
adamc@640 2079 newline,
adamc@867 2080 string "int dummy = (uw_begin_region(ctx), 0);",
adamc@640 2081 newline,
adamc@640 2082
adamc@282 2083 case prepared of
adamc@867 2084 NONE =>
adamc@867 2085 box [string "char *query = ",
adam@1524 2086 p_exp' false false env query,
adamc@867 2087 string ";",
adamc@867 2088 newline,
adamc@867 2089 newline,
adamc@282 2090
adamc@867 2091 #query (Settings.currentDbms ())
adamc@867 2092 {loc = loc,
adamc@873 2093 cols = map (fn (_, t) => sql_type_in env t) outputs,
adamc@867 2094 doCols = doCols}]
adamc@879 2095 | SOME {id, query, nested} =>
adamc@867 2096 box [p_list_sepi newline
adamc@867 2097 (fn i => fn (e, t) =>
adamc@867 2098 box [p_sql_type t,
adamc@867 2099 space,
adamc@867 2100 string "arg",
adamc@867 2101 string (Int.toString (i + 1)),
adamc@867 2102 space,
adamc@867 2103 string "=",
adamc@867 2104 space,
adam@1524 2105 p_exp' false false env e,
adamc@867 2106 string ";"])
adamc@867 2107 inputs,
adamc@867 2108 newline,
adamc@867 2109 newline,
adamc@640 2110
adamc@867 2111 #queryPrepared (Settings.currentDbms ())
adamc@867 2112 {loc = loc,
adamc@867 2113 id = id,
adamc@867 2114 query = query,
adamc@867 2115 inputs = map #2 inputs,
adamc@873 2116 cols = map (fn (_, t) => sql_type_in env t) outputs,
adamc@879 2117 doCols = doCols,
adamc@879 2118 nested = nested}],
adamc@278 2119 newline,
adamc@277 2120
adamc@324 2121 if wontLeakAnything then
adamc@324 2122 box [string "uw_end_region(ctx);",
adamc@324 2123 newline]
adamc@324 2124 else
adamc@324 2125 box [],
adamc@278 2126 string "acc;",
adamc@278 2127 newline,
adamc@704 2128 string "})",
adamc@704 2129 if wontLeakAnything then
adamc@704 2130 string ")"
adamc@704 2131 else
adamc@704 2132 box []]
adamc@278 2133 end
adamc@106 2134
adam@1293 2135 | EDml {dml, prepared, mode} =>
adam@1295 2136 box [string "(uw_begin_region(ctx), ({",
adamc@307 2137 newline,
adamc@307 2138 case prepared of
adamc@307 2139 NONE => box [string "char *dml = ",
adam@1524 2140 p_exp' false false env dml,
adamc@307 2141 string ";",
adamc@868 2142 newline,
adamc@868 2143 newline,
adam@1293 2144 #dml (Settings.currentDbms ()) (loc, mode)]
adamc@879 2145 | SOME {id, dml = dml'} =>
adamc@307 2146 let
adamc@868 2147 val inputs = getPargs dml
adamc@307 2148 in
adamc@307 2149 box [p_list_sepi newline
adamc@307 2150 (fn i => fn (e, t) =>
adamc@307 2151 box [p_sql_type t,
adamc@307 2152 space,
adamc@307 2153 string "arg",
adamc@307 2154 string (Int.toString (i + 1)),
adamc@307 2155 space,
adamc@307 2156 string "=",
adamc@307 2157 space,
adam@1524 2158 p_exp' false false env e,
adamc@307 2159 string ";"])
adamc@868 2160 inputs,
adamc@307 2161 newline,
adamc@307 2162 newline,
adamc@307 2163
adamc@868 2164 #dmlPrepared (Settings.currentDbms ()) {loc = loc,
adamc@868 2165 id = id,
adamc@868 2166 dml = dml',
adam@1293 2167 inputs = map #2 inputs,
adam@1293 2168 mode = mode}]
adamc@307 2169 end,
adamc@307 2170 newline,
adamc@307 2171 newline,
adamc@337 2172 string "uw_end_region(ctx);",
adamc@337 2173 newline,
adam@1293 2174
adam@1293 2175 case mode of
adam@1431 2176 Settings.Error => string "0;"
adam@1295 2177 | Settings.None => string "uw_dup_and_clear_error_message(ctx);",
adam@1293 2178
adamc@307 2179 newline,
adam@1295 2180 string "}))"]
adamc@307 2181
adamc@338 2182 | ENextval {seq, prepared} =>
adamc@878 2183 box [string "({",
adamc@878 2184 newline,
adamc@878 2185 string "uw_Basis_int n;",
adamc@878 2186 newline,
adamc@869 2187
adamc@878 2188 case prepared of
adamc@878 2189 NONE => #nextval (Settings.currentDbms ()) {loc = loc,
adam@1524 2190 seqE = p_exp' false false env seq,
adamc@878 2191 seqName = case #1 seq of
adamc@878 2192 EPrim (Prim.String s) => SOME s
adamc@878 2193 | _ => NONE}
adamc@879 2194 | SOME {id, query} => #nextvalPrepared (Settings.currentDbms ()) {loc = loc,
adamc@878 2195 id = id,
adamc@878 2196 query = query},
adamc@878 2197 newline,
adamc@878 2198 newline,
adamc@869 2199
adamc@878 2200 string "n;",
adamc@878 2201 newline,
adamc@878 2202 string "})"]
adamc@338 2203
adamc@1073 2204 | ESetval {seq, count} =>
adamc@1073 2205 box [string "({",
adamc@1073 2206 newline,
adamc@1073 2207
adamc@1073 2208 #setval (Settings.currentDbms ()) {loc = loc,
adam@1524 2209 seqE = p_exp' false false env seq,
adam@1524 2210 count = p_exp' false false env count},
adamc@1073 2211 newline,
adamc@1073 2212 newline,
adamc@1073 2213
adam@1431 2214 string "0;",
adamc@1073 2215 newline,
adamc@1073 2216 string "})"]
adamc@1073 2217
adamc@1112 2218 | EUnurlify (e, t, true) =>
adamc@463 2219 let
adamc@463 2220 fun getIt () =
adamc@463 2221 if isUnboxable t then
adamc@1023 2222 unurlify false env t
adamc@463 2223 else
adamc@463 2224 box [string "({",
adamc@463 2225 newline,
adamc@463 2226 p_typ env t,
adamc@463 2227 string " *tmp = uw_malloc(ctx, sizeof(",
adamc@463 2228 p_typ env t,
adamc@463 2229 string "));",
adamc@463 2230 newline,
adamc@463 2231 string "*tmp = ",
adamc@1023 2232 unurlify false env t,
adamc@463 2233 string ";",
adamc@463 2234 newline,
adamc@463 2235 string "tmp;",
adamc@463 2236 newline,
adamc@463 2237 string "})"]
adamc@463 2238 in
adamc@463 2239 box [string "({",
adamc@463 2240 newline,
adamc@737 2241 string "uw_Basis_string request = uw_maybe_strdup(ctx, ",
adam@1524 2242 p_exp' false false env e,
adamc@492 2243 string ");",
adamc@463 2244 newline,
adamc@463 2245 newline,
adamc@463 2246 string "(request ? ",
adamc@463 2247 getIt (),
adamc@463 2248 string " : NULL);",
adamc@463 2249 newline,
adamc@463 2250 string "})"]
adamc@463 2251 end
adamc@463 2252
adamc@1112 2253 | EUnurlify (e, t, false) =>
adamc@1112 2254 let
adamc@1112 2255 fun getIt () =
adamc@1112 2256 if isUnboxable t then
adamc@1112 2257 unurlify false env t
adamc@1112 2258 else
adamc@1112 2259 box [string "({",
adamc@1112 2260 newline,
adamc@1112 2261 p_typ env t,
adamc@1112 2262 string " *tmp = uw_malloc(ctx, sizeof(",
adamc@1112 2263 p_typ env t,
adamc@1112 2264 string "));",
adamc@1112 2265 newline,
adamc@1112 2266 string "*tmp = ",
adamc@1112 2267 unurlify false env t,
adamc@1112 2268 string ";",
adamc@1112 2269 newline,
adamc@1112 2270 string "tmp;",
adamc@1112 2271 newline,
adamc@1112 2272 string "})"]
adamc@1112 2273 in
adamc@1112 2274 box [string "({",
adamc@1112 2275 newline,
adamc@1112 2276 string "uw_Basis_string request = uw_maybe_strdup(ctx, ",
adam@1524 2277 p_exp' false false env e,
adamc@1112 2278 string ");",
adamc@1112 2279 newline,
adamc@1112 2280 newline,
adamc@1112 2281 unurlify false env t,
adamc@1112 2282 string ";",
adamc@1112 2283 newline,
adamc@1112 2284 string "})"]
adamc@1112 2285 end
adamc@1112 2286
adam@1524 2287 and p_exp env = p_exp' false true env
adamc@29 2288
adamc@1114 2289 fun p_fun isRec env (fx, n, args, ran, e) =
adamc@129 2290 let
adamc@129 2291 val nargs = length args
adamc@129 2292 val env' = foldl (fn ((x, dom), env) => E.pushERel env x dom) env args
adamc@129 2293 in
adamc@129 2294 box [string "static",
adamc@129 2295 space,
adamc@129 2296 p_typ env ran,
adamc@129 2297 space,
adamc@316 2298 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@129 2299 string "(",
adamc@129 2300 p_list_sep (box [string ",", space]) (fn x => x)
adamc@311 2301 (string "uw_context ctx" :: ListUtil.mapi (fn (i, (_, dom)) =>
adamc@129 2302 box [p_typ env dom,
adamc@129 2303 space,
adamc@129 2304 p_rel env' (nargs - i - 1)]) args),
adamc@129 2305 string ")",
adamc@129 2306 space,
adamc@129 2307 string "{",
adam@1524 2308 if isRec then
adam@1524 2309 box [string "restart:",
adam@1524 2310 newline]
adam@1524 2311 else
adam@1524 2312 box [],
adamc@129 2313 newline,
adamc@1114 2314 if isRec andalso Settings.getDeadlines () then
adamc@1114 2315 box [string "uw_check_deadline(ctx);",
adamc@1114 2316 newline]
adamc@1114 2317 else
adamc@1114 2318 box [],
adamc@638 2319 box [string "return(",
adamc@638 2320 p_exp env' e,
adamc@638 2321 string ");"],
adamc@129 2322 newline,
adamc@129 2323 string "}"]
adamc@129 2324 end
adamc@129 2325
adam@1782 2326 val global_initializers : Print.PD.pp_desc list ref = ref []
adam@1782 2327
adamc@129 2328 fun p_decl env (dAll as (d, _) : decl) =
adamc@29 2329 case d of
adamc@29 2330 DStruct (n, xts) =>
adamc@196 2331 let
adamc@196 2332 val env = E.declBinds env dAll
adamc@196 2333 in
adamc@196 2334 box [string "struct",
adamc@196 2335 space,
adamc@311 2336 string ("__uws_" ^ Int.toString n),
adamc@196 2337 space,
adamc@196 2338 string "{",
adamc@196 2339 newline,
adamc@196 2340 p_list_sep (box []) (fn (x, t) => box [p_typ env t,
adamc@196 2341 space,
adamc@311 2342 string "__uwf_",
adamc@316 2343 p_ident x,
adamc@196 2344 string ";",
adamc@196 2345 newline]) xts,
adamc@196 2346 string "};"]
adamc@196 2347 end
adamc@809 2348 | DDatatype dts =>
adamc@165 2349 let
adamc@809 2350 val dts = ListMergeSort.sort (fn ((dk1, _, _, _), (dk2, _, _, _)) =>
adamc@809 2351 dk1 = Enum andalso dk2 <> Enum) dts
adamc@809 2352
adamc@809 2353 fun p_one (Enum, x, n, xncs) =
adamc@809 2354 box [string "enum",
adamc@809 2355 space,
adamc@809 2356 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2357 space,
adamc@809 2358 string "{",
adamc@809 2359 space,
adam@1298 2360 case xncs of
adam@1298 2361 [] => string ("__uwec_" ^ ident x ^ "_" ^ Int.toString n)
adam@1298 2362 | _ =>
adam@1298 2363 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adam@1298 2364 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n)) xncs,
adamc@809 2365 space,
adamc@809 2366 string "};"]
adamc@809 2367 | p_one (Option, _, _, _) = box []
adamc@809 2368 | p_one (Default, x, n, xncs) =
adamc@809 2369 let
adamc@809 2370 val xncsArgs = List.mapPartial (fn (x, n, NONE) => NONE
adamc@809 2371 | (x, n, SOME t) => SOME (x, n, t)) xncs
adamc@809 2372 in
adamc@809 2373 box [string "enum",
adamc@809 2374 space,
adamc@809 2375 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2376 space,
adamc@809 2377 string "{",
adamc@809 2378 space,
adamc@809 2379 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adamc@809 2380 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n))
adamc@809 2381 xncs,
adamc@809 2382 space,
adamc@809 2383 string "};",
adamc@809 2384 newline,
adamc@809 2385 newline,
adamc@809 2386 string "struct",
adamc@809 2387 space,
adamc@809 2388 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2389 space,
adamc@809 2390 string "{",
adamc@809 2391 newline,
adamc@809 2392 string "enum",
adamc@809 2393 space,
adamc@809 2394 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2395 space,
adamc@809 2396 string "tag;",
adamc@809 2397 newline,
adamc@809 2398 box (case xncsArgs of
adamc@809 2399 [] => []
adamc@809 2400 | _ => [string "union",
adamc@809 2401 space,
adamc@809 2402 string "{",
adamc@809 2403 newline,
adamc@809 2404 p_list_sep newline (fn (x, n, t) => box [p_typ env t,
adamc@809 2405 space,
adamc@809 2406 string ("uw_" ^ ident x),
adamc@809 2407 string ";"]) xncsArgs,
adamc@809 2408 newline,
adamc@809 2409 string "}",
adamc@809 2410 space,
adamc@809 2411 string "data;",
adamc@809 2412 newline]),
adamc@809 2413 string "};"]
adamc@809 2414 end
adamc@165 2415 in
adamc@809 2416 p_list_sep (box []) p_one dts
adamc@188 2417 end
adamc@29 2418
adamc@196 2419 | DDatatypeForward _ => box []
adamc@196 2420
adamc@29 2421 | DVal (x, n, t, e) =>
adam@1782 2422 (global_initializers := box [string ("__uwn_" ^ ident x ^ "_" ^ Int.toString n),
adam@1782 2423 space,
adam@1782 2424 string "=",
adam@1782 2425 space,
adam@1782 2426 p_exp env e,
adam@1782 2427 string ";"] :: !global_initializers;
adam@1782 2428 box [p_typ env t,
adam@1782 2429 space,
adam@1782 2430 string ("__uwn_" ^ ident x ^ "_" ^ Int.toString n ^ ";")])
adamc@1114 2431 | DFun vi => p_fun false env vi
adamc@129 2432 | DFunRec vis =>
adamc@29 2433 let
adamc@129 2434 val env = E.declBinds env dAll
adamc@29 2435 in
adamc@129 2436 box [p_list_sep newline (fn (fx, n, args, ran, _) =>
adamc@129 2437 box [string "static",
adamc@129 2438 space,
adamc@129 2439 p_typ env ran,
adamc@129 2440 space,
adamc@316 2441 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@311 2442 string "(uw_context,",
adamc@129 2443 space,
adamc@129 2444 p_list_sep (box [string ",", space])
adamc@129 2445 (fn (_, dom) => p_typ env dom) args,
adamc@129 2446 string ");"]) vis,
adamc@29 2447 newline,
adam@1524 2448 p_list_sep newline (fn vi as (_, n, _, _, _) =>
adam@1524 2449 (self := SOME n;
adam@1524 2450 p_fun true env vi
adam@1524 2451 before self := NONE)) vis,
adamc@129 2452 newline]
adamc@29 2453 end
adamc@707 2454 | DTable (x, _, pk, csts) => box [string "/* SQL table ",
adamc@707 2455 string x,
adamc@707 2456 space,
adamc@707 2457 case pk of
adamc@707 2458 "" => box []
adamc@707 2459 | _ => box [string "keys",
adamc@707 2460 space,
adamc@707 2461 string pk,
adamc@707 2462 space],
adamc@707 2463 string "constraints",
adamc@707 2464 space,
adamc@707 2465 p_list (fn (x, v) => box [string x,
adamc@707 2466 space,
adamc@707 2467 string ":",
adamc@707 2468 space,
adamc@707 2469 string v]) csts,
adamc@707 2470 space,
adamc@707 2471 string " */",
adamc@707 2472 newline]
adamc@338 2473 | DSequence x => box [string "/* SQL sequence ",
adamc@338 2474 string x,
adamc@338 2475 string " */",
adamc@338 2476 newline]
adamc@754 2477 | DView (x, _, s) => box [string "/* SQL view ",
adamc@754 2478 string x,
adamc@754 2479 space,
adamc@754 2480 string "AS",
adamc@754 2481 space,
adamc@754 2482 string s,
adamc@754 2483 space,
adamc@754 2484 string " */",
adamc@754 2485 newline]
adamc@870 2486 | DDatabase _ => box []
adamc@870 2487 | DPreparedStatements _ => box []
adamc@282 2488
adamc@569 2489 | DJavaScript s => box [string "static char jslib[] = \"",
adam@1656 2490 string (Prim.toCString s),
adamc@569 2491 string "\";"]
adamc@725 2492 | DCookie s => box [string "/*",
adamc@725 2493 space,
adamc@725 2494 string "cookie",
adamc@725 2495 space,
adamc@725 2496 string s,
adamc@725 2497 space,
adamc@725 2498 string "*/"]
adamc@720 2499 | DStyle s => box [string "/*",
adamc@720 2500 space,
adamc@720 2501 string "style",
adamc@720 2502 space,
adamc@720 2503 string s,
adamc@720 2504 space,
adamc@720 2505 string "*/"]
adamc@569 2506
adamc@1075 2507 | DTask _ => box []
adam@1294 2508 | DOnError _ => box []
adamc@1073 2509
adamc@144 2510 datatype 'a search =
adamc@144 2511 Found of 'a
adamc@144 2512 | NotFound
adamc@144 2513 | Error
adamc@120 2514
adamc@467 2515 fun p_sqltype'' env (tAll as (t, loc)) =
adamc@275 2516 case t of
adamc@275 2517 TFfi ("Basis", "int") => "int8"
adamc@275 2518 | TFfi ("Basis", "float") => "float8"
adamc@275 2519 | TFfi ("Basis", "string") => "text"
adamc@275 2520 | TFfi ("Basis", "bool") => "bool"
adamc@438 2521 | TFfi ("Basis", "time") => "timestamp"
adamc@737 2522 | TFfi ("Basis", "blob") => "bytea"
adamc@682 2523 | TFfi ("Basis", "channel") => "int8"
adamc@682 2524 | TFfi ("Basis", "client") => "int4"
adamc@275 2525 | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type";
adam@1623 2526 Print.eprefaces' [("Type", p_htyp env tAll)];
adamc@275 2527 "ERROR")
adamc@275 2528
adamc@467 2529 fun p_sqltype' env (tAll as (t, loc)) =
adamc@467 2530 case t of
adamc@467 2531 (TOption t, _) => p_sqltype'' env t
adamc@467 2532 | _ => p_sqltype'' env t ^ " NOT NULL"
adamc@467 2533
adamc@275 2534 fun p_sqltype env t = string (p_sqltype' env t)
adamc@101 2535
adamc@467 2536 fun p_sqltype_base' env t =
adamc@467 2537 case t of
adamc@467 2538 (TOption t, _) => p_sqltype'' env t
adamc@467 2539 | _ => p_sqltype'' env t
adamc@467 2540
adamc@467 2541 fun p_sqltype_base env t = string (p_sqltype_base' env t)
adamc@467 2542
adamc@467 2543 fun is_not_null t =
adamc@467 2544 case t of
adamc@467 2545 (TOption _, _) => false
adamc@467 2546 | _ => true
adamc@467 2547
adamc@734 2548 fun sigName fields =
adamc@734 2549 let
adamc@734 2550 fun inFields s = List.exists (fn (s', _) => s' = s) fields
adamc@734 2551
adamc@734 2552 fun getSigName n =
adamc@734 2553 let
adamc@734 2554 val s = "Sig" ^ Int.toString n
adamc@734 2555 in
adamc@734 2556 if inFields s then
adamc@734 2557 getSigName (n + 1)
adamc@734 2558 else
adamc@734 2559 s
adamc@734 2560 end
adamc@734 2561 in
adamc@734 2562 if inFields "Sig" then
adamc@734 2563 getSigName 0
adamc@734 2564 else
adamc@734 2565 "Sig"
adamc@734 2566 end
adamc@734 2567
adamc@101 2568 fun p_file env (ds, ps) =
adamc@29 2569 let
adam@1516 2570 val () = (clearUrlHandlers ();
adam@1516 2571 unurlifies := IS.empty;
adam@1516 2572 urlifies := IS.empty;
adam@1524 2573 urlifiesL := IS.empty;
adam@1782 2574 self := NONE;
adam@1782 2575 global_initializers := [])
adam@1516 2576
adamc@101 2577 val (pds, env) = ListUtil.foldlMap (fn (d, env) =>
adam@1516 2578 let
adam@1516 2579 val d' = p_decl env d
adam@1546 2580 val hs = latestUrlHandlers ()
adam@1546 2581 val (protos, defs) = ListPair.unzip hs
adam@1516 2582 in
adam@1546 2583 (box (List.revAppend (protos, (List.revAppend (defs, [d'])))),
adam@1516 2584 E.declBinds env d)
adam@1516 2585 end)
adamc@101 2586 env ds
adamc@144 2587
adamc@779 2588 fun flatFields always (t : typ) =
adamc@756 2589 case #1 t of
adamc@756 2590 TRecord i =>
adamc@756 2591 let
adamc@756 2592 val xts = E.lookupStruct env i
adamc@756 2593 in
adamc@779 2594 SOME ((always @ map #1 xts) :: List.concat (List.mapPartial (flatFields [] o #2) xts))
adamc@756 2595 end
adamc@759 2596 | TList (_, i) =>
adamc@759 2597 let
adamc@759 2598 val ts = E.lookupStruct env i
adamc@759 2599 in
adamc@759 2600 case ts of
adamc@779 2601 [("1", t'), ("2", _)] => flatFields [] t'
adamc@759 2602 | _ => raise Fail "CjrPrint: Bad struct for TList"
adamc@759 2603 end
adamc@756 2604 | _ => NONE
adamc@756 2605
adamc@1104 2606 val fields = foldl (fn ((ek, _, _, ts, _, _, _), fields) =>
adamc@144 2607 case ek of
adam@1347 2608 Action eff =>
adam@1347 2609 (case List.nth (ts, length ts - 2) of
adam@1347 2610 (TRecord i, loc) =>
adam@1347 2611 let
adam@1347 2612 val xts = E.lookupStruct env i
adam@1347 2613 val extra = case eff of
adam@1347 2614 ReadCookieWrite => [sigName xts]
adam@1347 2615 | _ => []
adam@1347 2616 in
adam@1347 2617 case flatFields extra (TRecord i, loc) of
adam@1347 2618 NONE => raise Fail "CjrPrint: flatFields impossible"
adam@1347 2619 | SOME fields' => List.revAppend (fields', fields)
adam@1347 2620 end
adam@1347 2621 | _ => raise Fail "CjrPrint: Last argument of action isn't record")
adam@1347 2622 | _ => fields)
adamc@756 2623 [] ps
adamc@756 2624
adamc@756 2625 val fields = foldl (fn (xts, fields) =>
adamc@756 2626 let
adamc@756 2627 val xtsSet = SS.addList (SS.empty, xts)
adamc@756 2628 in
adamc@756 2629 foldl (fn (x, fields) =>
adamc@756 2630 let
adamc@756 2631 val xtsSet' = Option.getOpt (SM.find (fields, x), SS.empty)
adamc@756 2632 in
adamc@756 2633 SM.insert (fields, x, SS.union (SS.delete (xtsSet, x),
adamc@756 2634 xtsSet'))
adamc@756 2635 end) fields xts
adamc@756 2636 end)
adamc@756 2637 SM.empty fields
adamc@144 2638
adamc@144 2639 val fnums = SM.foldli (fn (x, xs, fnums) =>
adamc@144 2640 let
adamc@144 2641 val unusable = SS.foldl (fn (x', unusable) =>
adamc@144 2642 case SM.find (fnums, x') of
adamc@144 2643 NONE => unusable
adamc@144 2644 | SOME n => IS.add (unusable, n))
adamc@144 2645 IS.empty xs
adamc@144 2646
adamc@144 2647 fun findAvailable n =
adamc@144 2648 if IS.member (unusable, n) then
adamc@144 2649 findAvailable (n + 1)
adamc@144 2650 else
adamc@144 2651 n
adamc@144 2652 in
adamc@144 2653 SM.insert (fnums, x, findAvailable 0)
adamc@144 2654 end)
adamc@144 2655 SM.empty fields
adamc@144 2656
adamc@734 2657 val cookies = List.mapPartial (fn (DCookie s, _) => SOME s | _ => NONE) ds
adamc@734 2658
adamc@144 2659 fun makeSwitch (fnums, i) =
adamc@144 2660 case SM.foldl (fn (n, NotFound) => Found n
adamc@144 2661 | (n, Error) => Error
adamc@144 2662 | (n, Found n') => if n = n' then
adamc@144 2663 Found n'
adamc@144 2664 else
adamc@144 2665 Error) NotFound fnums of
adamc@144 2666 NotFound => box [string "return",
adamc@144 2667 space,
adamc@144 2668 string "-1;"]
adamc@144 2669 | Found n => box [string "return",
adamc@144 2670 space,
adamc@144 2671 string (Int.toString n),
adamc@144 2672 string ";"]
adamc@144 2673 | Error =>
adamc@144 2674 let
adamc@144 2675 val cmap = SM.foldli (fn (x, n, cmap) =>
adamc@144 2676 let
adamc@144 2677 val ch = if i < size x then
adamc@144 2678 String.sub (x, i)
adamc@144 2679 else
adamc@144 2680 chr 0
adamc@144 2681
adamc@144 2682 val fnums = case CM.find (cmap, ch) of
adamc@144 2683 NONE => SM.empty
adamc@144 2684 | SOME fnums => fnums
adamc@144 2685 val fnums = SM.insert (fnums, x, n)
adamc@144 2686 in
adamc@144 2687 CM.insert (cmap, ch, fnums)
adamc@144 2688 end)
adamc@144 2689 CM.empty fnums
adamc@144 2690
adamc@144 2691 val cmap = CM.listItemsi cmap
adamc@144 2692 in
adamc@144 2693 case cmap of
adamc@144 2694 [(_, fnums)] =>
adamc@144 2695 box [string "if",
adamc@144 2696 space,
adamc@144 2697 string "(name[",
adamc@144 2698 string (Int.toString i),
adamc@144 2699 string "]",
adamc@144 2700 space,
adamc@144 2701 string "==",
adamc@144 2702 space,
adamc@144 2703 string "0)",
adamc@144 2704 space,
adamc@144 2705 string "return",
adamc@144 2706 space,
adamc@144 2707 string "-1;",
adamc@144 2708 newline,
adamc@144 2709 makeSwitch (fnums, i+1)]
adamc@144 2710 | _ =>
adamc@144 2711 box [string "switch",
adamc@144 2712 space,
adamc@144 2713 string "(name[",
adamc@144 2714 string (Int.toString i),
adamc@144 2715 string "])",
adamc@144 2716 space,
adamc@144 2717 string "{",
adamc@144 2718 newline,
adamc@144 2719 box (map (fn (ch, fnums) =>
adamc@144 2720 box [string "case",
adamc@144 2721 space,
adamc@144 2722 if ch = chr 0 then
adamc@144 2723 string "0:"
adamc@144 2724 else
adamc@144 2725 box [string "'",
adamc@144 2726 string (Char.toString ch),
adamc@144 2727 string "':"],
adamc@144 2728 newline,
adamc@144 2729 makeSwitch (fnums, i+1),
adamc@144 2730 newline]) cmap),
adamc@144 2731 string "default:",
adamc@144 2732 newline,
adamc@144 2733 string "return",
adamc@144 2734 space,
adamc@144 2735 string "-1;",
adamc@144 2736 newline,
adamc@144 2737 string "}"]
adamc@144 2738 end
adamc@144 2739
adamc@756 2740 fun getInput (x, t) =
adamc@756 2741 let
adamc@756 2742 val n = case SM.find (fnums, x) of
adamc@759 2743 NONE => raise Fail ("CjrPrint: Can't find " ^ x ^ " in fnums")
adamc@756 2744 | SOME n => n
adamc@756 2745
adamc@756 2746 val f = case t of
adamc@756 2747 (TFfi ("Basis", "bool"), _) => "optional_"
adamc@756 2748 | _ => ""
adamc@756 2749 in
adamc@756 2750 if isFile t then
adamc@756 2751 box [string "uw_input_",
adamc@756 2752 p_ident x,
adamc@756 2753 space,
adamc@756 2754 string "=",
adamc@756 2755 space,
adamc@756 2756 string "uw_get_file_input(ctx, ",
adamc@756 2757 string (Int.toString n),
adamc@756 2758 string ");",
adamc@756 2759 newline]
adamc@756 2760 else case #1 t of
adamc@756 2761 TRecord i =>
adamc@756 2762 let
adamc@756 2763 val xts = E.lookupStruct env i
adamc@756 2764 in
adamc@756 2765 box [string "uw_enter_subform(ctx, ",
adamc@756 2766 string (Int.toString n),
adamc@756 2767 string ");",
adamc@756 2768 newline,
adamc@756 2769 string "uw_input_",
adamc@756 2770 p_ident x,
adamc@756 2771 space,
adamc@756 2772 string "=",
adamc@756 2773 space,
adamc@756 2774 string "({",
adamc@756 2775 box [p_typ env t,
adamc@756 2776 space,
adamc@756 2777 string "result;",
adamc@756 2778 newline,
adamc@756 2779 p_list_sep (box [])
adamc@756 2780 (fn (x, t) =>
adamc@756 2781 box [p_typ env t,
adamc@756 2782 space,
adamc@756 2783 string "uw_input_",
adamc@756 2784 string x,
adamc@756 2785 string ";",
adamc@756 2786 newline])
adamc@756 2787 xts,
adamc@756 2788 newline,
adamc@756 2789 p_list_sep (box []) (fn (x, t) =>
adamc@756 2790 box [getInput (x, t),
adamc@756 2791 string "result.__uwf_",
adamc@756 2792 string x,
adamc@756 2793 space,
adamc@756 2794 string "=",
adamc@756 2795 space,
adamc@756 2796 string "uw_input_",
adamc@756 2797 string x,
adamc@756 2798 string ";",
adamc@756 2799 newline])
adamc@756 2800 xts,
adamc@756 2801 newline,
adamc@756 2802 string "result;",
adamc@756 2803 newline],
adamc@756 2804 string "});",
adamc@756 2805 newline,
adamc@756 2806 string "uw_leave_subform(ctx);"]
adamc@756 2807 end
adamc@759 2808 | TList (t', i) =>
adamc@759 2809 let
adamc@759 2810 val xts = E.lookupStruct env i
adamc@759 2811 val i' = case xts of
adamc@759 2812 [("1", (TRecord i', loc)), ("2", _)] => i'
adamc@759 2813 | _ => raise Fail "CjrPrint: Bad TList record [2]"
adamc@759 2814 val xts = E.lookupStruct env i'
adamc@759 2815 in
adamc@759 2816 box [string "{",
adamc@759 2817 newline,
adamc@759 2818 string "int status;",
adamc@759 2819 newline,
adamc@759 2820 string "uw_input_",
adamc@759 2821 p_ident x,
adamc@759 2822 space,
adamc@759 2823 string "=",
adamc@759 2824 space,
adamc@759 2825 string "NULL;",
adamc@759 2826 newline,
adamc@759 2827 string "for (status = uw_enter_subforms(ctx, ",
adamc@759 2828 string (Int.toString n),
adamc@759 2829 string "); status; status = uw_next_entry(ctx)) {",
adamc@759 2830 newline,
adamc@759 2831 box [p_typ env t,
adamc@759 2832 space,
adamc@759 2833 string "result",
adamc@759 2834 space,
adamc@759 2835 string "=",
adamc@759 2836 space,
adamc@759 2837 string "uw_malloc(ctx, sizeof(struct __uws_",
adamc@759 2838 string (Int.toString i),
adamc@759 2839 string "));",
adamc@759 2840 newline,
adamc@759 2841 box [string "{",
adamc@759 2842 p_list_sep (box [])
adamc@759 2843 (fn (x, t) =>
adamc@759 2844 box [p_typ env t,
adamc@759 2845 space,
adamc@759 2846 string "uw_input_",
adamc@759 2847 string x,
adamc@759 2848 string ";",
adamc@759 2849 newline])
adamc@759 2850 xts,
adamc@759 2851 newline,
adamc@759 2852 p_list_sep (box []) (fn (x, t) =>
adamc@759 2853 box [getInput (x, t),
adamc@759 2854 string "result->__uwf_1.__uwf_",
adamc@759 2855 string x,
adamc@759 2856 space,
adamc@759 2857 string "=",
adamc@759 2858 space,
adamc@759 2859 string "uw_input_",
adamc@759 2860 string x,
adamc@759 2861 string ";",
adamc@759 2862 newline])
adamc@759 2863 xts,
adamc@759 2864 string "}",
adamc@759 2865 newline],
adamc@759 2866 newline,
adamc@759 2867 string "result->__uwf_2 = uw_input_",
adamc@759 2868 p_ident x,
adamc@759 2869 string ";",
adamc@759 2870 newline,
adamc@759 2871 string "uw_input_",
adamc@759 2872 p_ident x,
adamc@759 2873 string " = result;",
adamc@759 2874 newline],
adamc@759 2875 string "}}",
adamc@759 2876 newline]
adamc@759 2877 end
adam@1692 2878 | TOption _ =>
adam@1692 2879 box [string "uw_input_",
adam@1692 2880 p_ident x,
adam@1692 2881 space,
adam@1692 2882 string "=",
adam@1692 2883 space,
adam@1692 2884 string "uw_get_input(ctx, ",
adam@1692 2885 string (Int.toString n),
adam@1692 2886 string ");",
adam@1692 2887 newline]
adamc@756 2888 | _ =>
adamc@756 2889 box [string "request = uw_get_",
adamc@756 2890 string f,
adamc@756 2891 string "input(ctx, ",
adamc@756 2892 string (Int.toString n),
adamc@756 2893 string ");",
adamc@756 2894 newline,
adamc@756 2895 string "if (request == NULL)",
adamc@756 2896 newline,
adamc@756 2897 box [string "uw_error(ctx, FATAL, \"Missing input ",
adamc@756 2898 string x,
adamc@756 2899 string "\");"],
adamc@756 2900 newline,
adamc@756 2901 string "uw_input_",
adamc@756 2902 p_ident x,
adamc@756 2903 space,
adamc@756 2904 string "=",
adamc@756 2905 space,
adamc@1023 2906 unurlify true env t,
adamc@756 2907 string ";",
adamc@756 2908 newline]
adamc@756 2909 end
adamc@756 2910
adam@1542 2911 val timestamp = LargeInt.toString (Time.toMilliseconds (Time.now ()))
adam@1542 2912 val app_js = OS.Path.joinDirFile {dir = Settings.getUrlPrefix (),
adam@1542 2913 file = "app." ^ timestamp ^ ".js"}
adam@1542 2914
adam@1731 2915 val allScripts =
adam@1731 2916 let
adam@1731 2917 val scripts =
adam@1731 2918 "<script type=\\\"text/javascript\\\" src=\\\""
adam@1731 2919 ^ app_js
adam@1731 2920 ^ "\\\"></script>\\n"
adam@1731 2921 in
adam@1731 2922 foldl (fn (x, scripts) =>
adam@1731 2923 scripts
adam@1731 2924 ^ "<script type=\\\"text/javascript\\\" src=\\\"" ^ x ^ "\\\"></script>\\n")
adam@1731 2925 scripts (Settings.getScripts ())
adam@1731 2926 end
adam@1731 2927
adamc@1104 2928 fun p_page (ek, s, n, ts, ran, side, tellSig) =
adamc@144 2929 let
adamc@734 2930 val (ts, defInputs, inputsVar, fields) =
adamc@144 2931 case ek of
adam@1347 2932 Core.Action _ =>
adam@1347 2933 (case List.nth (ts, length ts - 2) of
adam@1347 2934 (TRecord i, _) =>
adam@1347 2935 let
adam@1347 2936 val xts = E.lookupStruct env i
adam@1347 2937 in
adam@1347 2938 (List.take (ts, length ts - 2),
adam@1347 2939 box [box (map (fn (x, t) => box [p_typ env t,
adam@1347 2940 space,
adam@1347 2941 string "uw_input_",
adam@1347 2942 p_ident x,
adam@1347 2943 string ";",
adam@1347 2944 newline]) xts),
adam@1347 2945 newline,
adam@1347 2946 box (map getInput xts),
adam@1431 2947 case i of
adam@1431 2948 0 => string "uw_unit uw_inputs;"
adam@1431 2949 | _ => box [string "struct __uws_",
adam@1431 2950 string (Int.toString i),
adam@1431 2951 space,
adam@1431 2952 string "uw_inputs",
adam@1431 2953 space,
adam@1431 2954 string "= {",
adam@1431 2955 newline,
adam@1431 2956 box (map (fn (x, _) => box [string "uw_input_",
adam@1431 2957 p_ident x,
adam@1431 2958 string ",",
adam@1431 2959 newline]) xts),
adam@1431 2960 string "};"],
adam@1347 2961 newline],
adam@1347 2962 box [string ",",
adam@1347 2963 space,
adam@1347 2964 string "uw_inputs"],
adam@1347 2965 SOME xts)
adam@1347 2966 end
adamc@144 2967
adam@1347 2968 | _ => raise Fail "CjrPrint: Last argument to an action isn't a record")
adam@1347 2969 | _ => (List.take (ts, length ts - 1), string "", string "", NONE)
adamc@734 2970
adamc@734 2971 fun couldWrite ek =
adamc@734 2972 case ek of
adamc@734 2973 Link => false
adamc@735 2974 | Action ef => ef = ReadCookieWrite
adamc@735 2975 | Rpc ef => ef = ReadCookieWrite
adam@1384 2976 | Extern _ => false
adamc@863 2977
adamc@863 2978 val s =
adamc@863 2979 case Settings.getUrlPrefix () of
adamc@863 2980 "" => s
adamc@863 2981 | "/" => s
adamc@863 2982 | prefix =>
adamc@863 2983 if size s > 0 andalso String.sub (s, 0) = #"/" then
adamc@863 2984 prefix ^ String.extract (s, 1, NONE)
adamc@863 2985 else
adamc@863 2986 prefix ^ s
adamc@144 2987 in
adamc@735 2988 box [string "if (!strncmp(request, \"",
adam@1656 2989 string (Prim.toCString s),
adamc@735 2990 string "\", ",
adamc@735 2991 string (Int.toString (size s)),
adamc@735 2992 string ") && (request[",
adamc@735 2993 string (Int.toString (size s)),
adamc@735 2994 string "] == 0 || request[",
adamc@735 2995 string (Int.toString (size s)),
adamc@735 2996 string "] == '/')) {",
adamc@735 2997 newline,
adamc@735 2998 string "request += ",
adamc@735 2999 string (Int.toString (size s)),
adamc@735 3000 string ";",
adamc@735 3001 newline,
adamc@735 3002 string "if (*request == '/') ++request;",
adamc@735 3003 newline,
adam@1691 3004 case ek of
adam@1691 3005 Rpc _ => box [string "if (uw_hasPostBody(ctx)) {",
adam@1691 3006 newline,
adam@1691 3007 box [string "uw_Basis_postBody pb = uw_getPostBody(ctx);",
adam@1691 3008 newline,
adam@1691 3009 string "if (pb.data[0])",
adam@1691 3010 newline,
adam@1691 3011 box [string "request = uw_Basis_strcat(ctx, request, pb.data);"],
adam@1691 3012 newline],
adam@1691 3013 string "}",
adam@1691 3014 newline]
adam@1691 3015 | _ => box [],
adam@1478 3016 if couldWrite ek andalso not (Settings.checkNoXsrfProtection s) then
adamc@734 3017 box [string "{",
adamc@734 3018 newline,
adamc@734 3019 string "uw_Basis_string sig = ",
adamc@734 3020 case fields of
adamc@734 3021 NONE => string "uw_Basis_requestHeader(ctx, \"UrWeb-Sig\")"
adamc@734 3022 | SOME fields =>
adamc@734 3023 case SM.find (fnums, sigName fields) of
adamc@734 3024 NONE => raise Fail "CjrPrint: sig name wasn't assigned a number"
adamc@734 3025 | SOME inum =>
adamc@734 3026 string ("uw_get_input(ctx, " ^ Int.toString inum ^ ")"),
adamc@734 3027 string ";",
adamc@734 3028 newline,
adamc@734 3029 string "if (sig == NULL) uw_error(ctx, FATAL, \"Missing cookie signature\");",
adamc@734 3030 newline,
adam@1512 3031 string "if (!uw_streq(sig, uw_cookie_sig(ctx)))",
adamc@734 3032 newline,
adamc@734 3033 box [string "uw_error(ctx, FATAL, \"Wrong cookie signature\");",
adamc@734 3034 newline],
adamc@734 3035 string "}",
adamc@734 3036 newline]
adamc@734 3037 else
adamc@734 3038 box [],
adamc@609 3039 box (case ek of
adamc@731 3040 Core.Rpc _ => [string "uw_write_header(ctx, \"Content-type: text/plain\\r\\n\");",
adamc@731 3041 newline]
kkallio@1596 3042 | _ => [string "uw_write_header(ctx, \"Content-type: text/html; charset=utf-8\\r\\n\");",
adamc@609 3043 newline,
adamc@609 3044 string "uw_write_header(ctx, \"Content-script-type: text/javascript\\r\\n\");",
adamc@609 3045 newline,
adamc@804 3046 string "uw_write(ctx, begin_xhtml);",
adamc@643 3047 newline,
adam@1451 3048 string "uw_mayReturnIndirectly(ctx);",
adam@1451 3049 newline,
adamc@643 3050 string "uw_set_script_header(ctx, \"",
adamc@812 3051 let
adamc@812 3052 val scripts =
adamc@812 3053 case side of
adamc@693 3054 ServerOnly => ""
adam@1731 3055 | _ => allScripts
adamc@812 3056 in
adamc@812 3057 string scripts
adamc@812 3058 end,
adamc@643 3059 string "\");",
adamc@609 3060 newline]),
adamc@1038 3061 string "uw_set_needs_push(ctx, ",
adamc@1038 3062 string (case side of
adamc@1038 3063 ServerAndPullAndPush => "1"
adamc@1038 3064 | _ => "0"),
adamc@1038 3065 string ");",
adamc@1038 3066 newline,
adamc@736 3067 string "uw_set_needs_sig(ctx, ",
adamc@1104 3068 string (if tellSig then
adamc@736 3069 "1"
adamc@736 3070 else
adamc@736 3071 "0"),
adamc@736 3072 string ");",
adamc@736 3073 newline,
adamc@682 3074 string "uw_login(ctx);",
adamc@682 3075 newline,
adamc@144 3076 box [string "{",
adamc@144 3077 newline,
adamc@144 3078 box (ListUtil.mapi (fn (i, t) => box [p_typ env t,
adamc@144 3079 space,
adamc@144 3080 string "arg",
adamc@144 3081 string (Int.toString i),
adamc@144 3082 space,
adamc@144 3083 string "=",
adamc@144 3084 space,
adam@1347 3085 case #1 t of
adam@1347 3086 TFfi ("Basis", "postBody") => string "uw_getPostBody(ctx)"
adam@1370 3087 | TOption (TFfi ("Basis", "queryString"), _) => string "uw_queryString(ctx)"
adam@1347 3088 | _ => unurlify false env t,
adamc@144 3089 string ";",
adamc@144 3090 newline]) ts),
adamc@144 3091 defInputs,
adamc@609 3092 box (case ek of
adamc@731 3093 Core.Rpc _ => [p_typ env ran,
adamc@731 3094 space,
adamc@731 3095 string "it0",
adamc@731 3096 space,
adamc@731 3097 string "=",
adamc@731 3098 space]
adamc@609 3099 | _ => []),
adamc@144 3100 p_enamed env n,
adamc@144 3101 string "(",
adamc@144 3102 p_list_sep (box [string ",", space])
adamc@144 3103 (fn x => x)
adamc@272 3104 (string "ctx"
adamc@280 3105 :: ListUtil.mapi (fn (i, _) => string ("arg" ^ Int.toString i)) ts),
adamc@144 3106 inputsVar,
adam@1431 3107 string ", 0);",
adamc@144 3108 newline,
adamc@609 3109 box (case ek of
adam@1446 3110 Core.Rpc _ => [string "uw_write(ctx, uw_get_real_script(ctx));",
adam@1446 3111 newline,
adam@1446 3112 string "uw_write(ctx, \"\\n\");",
adam@1446 3113 newline,
adam@1446 3114 urlify env ran]
adamc@609 3115 | _ => [string "uw_write(ctx, \"</html>\");",
adamc@609 3116 newline]),
adamc@144 3117 string "return;",
adamc@144 3118 newline,
adamc@144 3119 string "}",
adamc@144 3120 newline,
adamc@144 3121 string "}"]
adamc@144 3122 ]
adamc@144 3123 end
adamc@144 3124
adam@1516 3125 val (pds', handlers) = ListUtil.foldlMap (fn (p, handlers) =>
adam@1516 3126 let
adam@1516 3127 val p' = p_page p
adam@1516 3128 in
adam@1516 3129 (p', latestUrlHandlers () @ handlers)
adam@1516 3130 end) [] ps
adam@1546 3131 val (protos, defs) = ListPair.unzip handlers
adam@1546 3132
adamc@870 3133 val hasDb = ref false
adamc@870 3134 val tables = ref []
adamc@872 3135 val views = ref []
adamc@870 3136 val sequences = ref []
adamc@870 3137 val dbstring = ref ""
adamc@870 3138 val expunge = ref 0
adamc@870 3139 val initialize = ref 0
adamc@870 3140 val prepped = ref []
adam@1731 3141 val hasJs = ref false
adamc@275 3142
adam@1623 3143 val _ = foldl (fn (d, env) =>
adam@1623 3144 ((case #1 d of
adam@1623 3145 DDatabase {name = x, expunge = y, initialize = z} => (hasDb := true;
adam@1623 3146 dbstring := x;
adam@1623 3147 expunge := y;
adam@1623 3148 initialize := z)
adam@1731 3149 | DJavaScript _ => hasJs := true
adam@1623 3150 | DTable (s, xts, _, _) => tables := (s, map (fn (x, t) =>
adam@1623 3151 (x, sql_type_in env t)) xts) :: !tables
adam@1623 3152 | DView (s, xts, _) => views := (s, map (fn (x, t) =>
adam@1623 3153 (x, sql_type_in env t)) xts) :: !views
adam@1623 3154 | DSequence s => sequences := s :: !sequences
adam@1623 3155 | DPreparedStatements ss => prepped := ss
adam@1623 3156 | _ => ());
adam@1623 3157 E.declBinds env d)) E.empty ds
adamc@377 3158
adam@1381 3159 val hasDb = !hasDb
adam@1381 3160
adam@1381 3161 fun expDb (e, _) =
adam@1381 3162 case e of
adam@1381 3163 ECon (_, _, SOME e) => expDb e
adam@1381 3164 | ESome (_, e) => expDb e
adam@1663 3165 | EFfiApp (_, _, es) => List.exists (expDb o #1) es
adam@1381 3166 | EApp (e, es) => expDb e orelse List.exists expDb es
adam@1381 3167 | EUnop (_, e) => expDb e
adam@1381 3168 | EBinop (_, e1, e2) => expDb e1 orelse expDb e2
adam@1381 3169 | ERecord (_, xes) => List.exists (expDb o #2) xes
adam@1381 3170 | EField (e, _) => expDb e
adam@1381 3171 | ECase (e, pes, _) => expDb e orelse List.exists (expDb o #2) pes
adam@1381 3172 | EError (e, _) => expDb e
adam@1381 3173 | EReturnBlob {blob = e1, mimeType = e2, ...} => expDb e1 orelse expDb e2
adam@1381 3174 | ERedirect (e, _) => expDb e
adam@1381 3175 | EWrite e => expDb e
adam@1381 3176 | ESeq (e1, e2) => expDb e1 orelse expDb e2
adam@1381 3177 | ELet (_, _, e1, e2) => expDb e1 orelse expDb e2
adam@1381 3178 | EQuery _ => true
adam@1381 3179 | EDml _ => true
adam@1381 3180 | ENextval _ => true
adam@1381 3181 | ESetval _ => true
adam@1381 3182 | EUnurlify (e, _, _) => expDb e
adam@1381 3183 | _ => false
adam@1381 3184
adam@1381 3185 fun declDb (d, _) =
adam@1381 3186 case d of
adam@1381 3187 DVal (_, _, _, e) => expDb e
adam@1381 3188 | DFun (_, _, _, _, e) => expDb e
adam@1381 3189 | DFunRec vis => List.exists (expDb o #5) vis
adam@1869 3190 | DTask (_, _, _, e) => expDb e
adam@1381 3191 | _ => false
adam@1381 3192
adam@1381 3193 val () = if not hasDb andalso List.exists declDb ds then
adam@1381 3194 ErrorMsg.error "Application uses a database but has none configured with 'database' in .urp file."
adam@1381 3195 else
adam@1381 3196 ()
adamc@734 3197
adamc@734 3198 val cookies = List.mapPartial (fn (DCookie s, _) => SOME s | _ => NONE) ds
adamc@734 3199
adamc@734 3200 val cookieCode = foldl (fn (cookie, acc) =>
adamc@734 3201 SOME (case acc of
adamc@734 3202 NONE => string ("uw_unnull(uw_Basis_get_cookie(ctx, \""
adamc@734 3203 ^ cookie ^ "\"))")
adamc@734 3204 | SOME acc => box [string ("uw_Basis_strcat(ctx, uw_unnull(uw_Basis_get_cookie(ctx, \""
adamc@734 3205 ^ cookie ^ "\")), uw_Basis_strcat(ctx, \"/\", "),
adamc@734 3206 acc,
adamc@734 3207 string "))"]))
adamc@734 3208 NONE cookies
adamc@770 3209
adamc@770 3210 fun makeChecker (name, rules : Settings.rule list) =
adamc@1094 3211 box [string "static int ",
adamc@770 3212 string name,
adamc@770 3213 string "(const char *s) {",
adamc@770 3214 newline,
adamc@770 3215 box [p_list_sep (box [])
adamc@770 3216 (fn rule =>
adamc@770 3217 box [string "if (!str",
adamc@770 3218 case #kind rule of
adamc@770 3219 Settings.Exact => box [string "cmp(s, \"",
adam@1656 3220 string (Prim.toCString (#pattern rule)),
adamc@770 3221 string "\"))"]
adamc@770 3222 | Settings.Prefix => box [string "ncmp(s, \"",
adam@1656 3223 string (Prim.toCString (#pattern rule)),
adamc@770 3224 string "\", ",
adamc@770 3225 string (Int.toString (size (#pattern rule))),
adamc@770 3226 string "))"],
adamc@770 3227 string " return ",
adamc@770 3228 string (case #action rule of
adamc@770 3229 Settings.Allow => "1"
adamc@770 3230 | Settings.Deny => "0"),
adamc@770 3231 string ";",
adamc@770 3232 newline]) rules,
adamc@770 3233 string "return 0;",
adamc@770 3234 newline],
adamc@770 3235 string "}",
adamc@770 3236 newline]
adamc@1073 3237
adam@1348 3238 val initializers = List.mapPartial (fn (DTask (Initialize, x1, x2, e), _) => SOME (x1, x2, e) | _ => NONE) ds
adam@1348 3239 val expungers = List.mapPartial (fn (DTask (ClientLeaves, x1, x2, e), _) => SOME (x1, x2, e) | _ => NONE) ds
adam@1349 3240 val periodics = List.mapPartial (fn (DTask (Periodic n, x1, x2, e), _) => SOME (n, x1, x2, e) | _ => NONE) ds
adamc@1263 3241
adam@1294 3242 val onError = ListUtil.search (fn (DOnError n, _) => SOME n | _ => NONE) ds
adam@1294 3243
adamc@1263 3244 val now = Time.now ()
adamc@1263 3245 val nowD = Date.fromTimeUniv now
vshabanoff@1818 3246 val rfcFmt = "%a, %d %b %Y %H:%M:%S GMT"
adamc@29 3247 in
adamc@1263 3248 box [string "#include \"",
ezyang@1739 3249 string (OS.Path.joinDirFile {dir = !Settings.configInclude,
adamc@1263 3250 file = "config.h"}),
adamc@1263 3251 string "\"",
adamc@1263 3252 newline,
adamc@1263 3253 string "#include <stdio.h>",
adamc@144 3254 newline,
adamc@144 3255 string "#include <stdlib.h>",
adamc@144 3256 newline,
adamc@272 3257 string "#include <string.h>",
adamc@272 3258 newline,
adamc@390 3259 string "#include <math.h>",
adamc@390 3260 newline,
adamc@1263 3261 string "#include <time.h>",
adamc@1263 3262 newline,
adamc@432 3263 if hasDb then
adamc@866 3264 box [string ("#include <" ^ #header (Settings.currentDbms ()) ^ ">"),
adamc@432 3265 newline]
adamc@432 3266 else
adamc@432 3267 box [],
adamc@764 3268 p_list_sep (box []) (fn s => box [string "#include \"",
adamc@764 3269 string s,
adamc@764 3270 string "\"",
adamc@764 3271 newline]) (Settings.getHeaders ()),
adamc@378 3272 string "#include \"",
ezyang@1739 3273 string (OS.Path.joinDirFile {dir = !Settings.configInclude,
adamc@378 3274 file = "urweb.h"}),
adamc@378 3275 string "\"",
adamc@101 3276 newline,
adamc@101 3277 newline,
adamc@804 3278
adam@1307 3279 box [string "static void uw_setup_limits() {",
adam@1307 3280 newline,
adam@1332 3281 case Settings.getMinHeap () of
adam@1332 3282 0 => box []
adam@1332 3283 | n => box [string "uw_min_heap",
adam@1332 3284 space,
adam@1332 3285 string "=",
adam@1332 3286 space,
adam@1332 3287 string (Int.toString n),
adam@1332 3288 string ";",
adam@1332 3289 newline,
adam@1332 3290 newline],
adam@1307 3291 box [p_list_sep (box []) (fn (class, num) =>
adam@1307 3292 let
adam@1307 3293 val num = case class of
adam@1307 3294 "page" => Int.max (2048, num)
adam@1307 3295 | _ => num
adam@1307 3296 in
adam@1307 3297 box [string ("uw_" ^ class ^ "_max"),
adam@1307 3298 space,
adam@1307 3299 string "=",
adam@1307 3300 space,
adam@1307 3301 string (Int.toString num),
adam@1307 3302 string ";",
adam@1307 3303 newline]
adam@1307 3304 end) (Settings.limits ())],
adam@1307 3305 string "}",
adam@1307 3306 newline,
adam@1307 3307 newline],
adam@1307 3308
adamc@1164 3309 #code (Settings.currentProtocol ()) (),
adamc@1164 3310
adamc@870 3311 if hasDb then
adamc@870 3312 #init (Settings.currentDbms ()) {dbstring = !dbstring,
adamc@870 3313 prepared = !prepped,
adamc@870 3314 tables = !tables,
adamc@872 3315 views = !views,
adamc@870 3316 sequences = !sequences}
adamc@870 3317 else
adam@1307 3318 box [string "static void uw_client_init(void) { };",
adamc@891 3319 newline,
adam@1307 3320 string "static void uw_db_init(uw_context ctx) { };",
adamc@870 3321 newline,
adam@1307 3322 string "static int uw_db_begin(uw_context ctx) { return 0; };",
adamc@870 3323 newline,
adam@1307 3324 string "static void uw_db_close(uw_context ctx) { };",
adamc@1094 3325 newline,
adam@1307 3326 string "static int uw_db_commit(uw_context ctx) { return 0; };",
adamc@870 3327 newline,
adam@1307 3328 string "static int uw_db_rollback(uw_context ctx) { return 0; };"],
adamc@870 3329 newline,
adamc@870 3330 newline,
adamc@870 3331
adam@1407 3332 string "static const char begin_xhtml[] = \"<?xml version=\\\"1.0\\\" encoding=\\\"utf-8\\\" ?>\\n<!DOCTYPE html PUBLIC \\\"-//W3C//DTD XHTML 1.0 Transitional//EN\\\" \\\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\\\">\\n<html xmlns=\\\"http://www.w3.org/1999/xhtml\\\" xml:lang=\\\"en\\\" lang=\\\"en\\\">\";",
adam@1407 3333 newline,
adam@1407 3334 newline,
adam@1407 3335
adam@1407 3336 p_list_sep newline (fn x => x) pds,
adam@1407 3337 newline,
adam@1407 3338 newline,
adam@1407 3339 string "static int uw_input_num(const char *name) {",
adam@1407 3340 newline,
adam@1407 3341 makeSwitch (fnums, 0),
adam@1407 3342 string "}",
adam@1407 3343 newline,
adam@1407 3344 newline,
adam@1407 3345
adam@1349 3346 box (ListUtil.mapi (fn (i, (_, x1, x2, e)) =>
adam@1349 3347 box [string "static void uw_periodic",
adam@1349 3348 string (Int.toString i),
adam@1349 3349 string "(uw_context ctx) {",
adam@1349 3350 newline,
adam@1349 3351 box [string "uw_unit __uwr_",
adam@1349 3352 string x1,
adam@1431 3353 string "_0 = 0, __uwr_",
adam@1349 3354 string x2,
adam@1431 3355 string "_1 = 0;",
adam@1349 3356 newline,
adam@1349 3357 p_exp (E.pushERel (E.pushERel env x1 dummyt) x2 dummyt) e,
adam@1349 3358 string ";",
adam@1349 3359 newline],
adam@1349 3360 string "}",
adam@1349 3361 newline,
adam@1349 3362 newline]) periodics),
adam@1349 3363
adam@1349 3364 string "static uw_periodic my_periodics[] = {",
adam@1349 3365 box (ListUtil.mapi (fn (i, (n, _, _, _)) =>
adam@1349 3366 box [string "{uw_periodic",
adam@1349 3367 string (Int.toString i),
adam@1349 3368 string ",",
adam@1349 3369 space,
adam@1349 3370 string (Int64.toString n),
adam@1349 3371 string "},"]) periodics),
adam@1349 3372 string "{NULL}};",
adam@1349 3373 newline,
adam@1349 3374 newline,
adam@1349 3375
adamc@770 3376 makeChecker ("uw_check_url", Settings.getUrlRules ()),
adamc@770 3377 newline,
adamc@770 3378
adamc@770 3379 makeChecker ("uw_check_mime", Settings.getMimeRules ()),
adamc@770 3380 newline,
adam@1465 3381
adam@1465 3382 makeChecker ("uw_check_requestHeader", Settings.getRequestHeaderRules ()),
adam@1465 3383 newline,
adam@1465 3384
adam@1465 3385 makeChecker ("uw_check_responseHeader", Settings.getResponseHeaderRules ()),
adam@1465 3386 newline,
adam@1799 3387
adam@1799 3388 makeChecker ("uw_check_envVar", Settings.getEnvVarRules ()),
adam@1799 3389 newline,
adamc@734 3390
adamc@734 3391 string "extern void uw_sign(const char *in, char *out);",
adamc@734 3392 newline,
adamc@734 3393 string "extern int uw_hash_blocksize;",
adamc@734 3394 newline,
adamc@1094 3395 string "static uw_Basis_string uw_cookie_sig(uw_context ctx) {",
adamc@734 3396 newline,
adamc@734 3397 box [string "uw_Basis_string r = uw_malloc(ctx, uw_hash_blocksize);",
adamc@734 3398 newline,
adamc@734 3399 string "uw_sign(",
adamc@734 3400 case cookieCode of
adamc@734 3401 NONE => string "\"\""
adamc@734 3402 | SOME code => code,
adamc@734 3403 string ", r);",
adamc@734 3404 newline,
adamc@734 3405 string "return uw_Basis_makeSigString(ctx, r);",
adamc@734 3406 newline],
adamc@734 3407 string "}",
adamc@734 3408 newline,
adamc@734 3409 newline,
adamc@734 3410
adam@1546 3411 box (rev protos),
adam@1546 3412 box (rev defs),
adam@1516 3413
adamc@1094 3414 string "static void uw_handle(uw_context ctx, char *request) {",
adamc@101 3415 newline,
adamc@863 3416 string "if (!strcmp(request, \"",
adam@1542 3417 string app_js,
adamc@863 3418 string "\")) {",
adamc@569 3419 newline,
adamc@1263 3420 box [string "uw_Basis_string ims = uw_Basis_requestHeader(ctx, \"If-modified-since\");",
adamc@1263 3421 newline,
adamc@1263 3422 string ("if (ims && !strcmp(ims, \"" ^ Date.fmt rfcFmt nowD ^ "\")) {"),
adamc@1263 3423 newline,
adamc@1263 3424 box [string "uw_clear_headers(ctx);",
adamc@1263 3425 newline,
adam@1320 3426 string "uw_write_header(ctx, uw_supports_direct_status ? \"HTTP/1.1 304 Not Modified\\r\\n\" : \"Status: 304 Not Modified\\r\\n\");",
adamc@1263 3427 newline,
adamc@1263 3428 string "return;",
adamc@1263 3429 newline],
adamc@1263 3430 string "}",
adamc@1263 3431 newline,
adamc@1263 3432 newline,
adamc@1263 3433 string "uw_write_header(ctx, \"Content-type: text/javascript\\r\\n\");",
adamc@1263 3434 newline,
adamc@1263 3435 string ("uw_write_header(ctx, \"Last-modified: " ^ Date.fmt rfcFmt nowD ^ "\\r\\n\");"),
adamc@569 3436 newline,
vshabanoff@1818 3437 string ("uw_write_header(ctx, \"Cache-Control: max-age=31536000, public\\r\\n\");"),
vshabanoff@1818 3438 newline,
adamc@569 3439 string "uw_write(ctx, jslib);",
adamc@569 3440 newline,
adamc@569 3441 string "return;",
adamc@569 3442 newline],
adamc@569 3443 string "}",
adamc@569 3444 newline,
adamc@101 3445 p_list_sep newline (fn x => x) pds',
adamc@101 3446 newline,
adamc@1110 3447 string "uw_clear_headers(ctx);",
adamc@1110 3448 newline,
adam@1748 3449 string "uw_write_header(ctx, uw_supports_direct_status ? \"HTTP/1.1 404 Not Found\\r\\n\" : \"Status: 404 Not Found\\r\\n\");",
adam@1748 3450 newline,
adam@1748 3451 string "uw_write_header(ctx, \"Content-type: text/plain\\r\\n\");",
adamc@1110 3452 newline,
adamc@1110 3453 string "uw_write(ctx, \"Not Found\");",
adamc@387 3454 newline,
adamc@101 3455 string "}",
adamc@275 3456 newline,
adamc@275 3457 newline,
adamc@870 3458
adam@1348 3459 box [string "static void uw_expunger(uw_context ctx, uw_Basis_client cli) {",
adam@1348 3460 newline,
adam@1348 3461
adam@1348 3462 p_list_sep (box []) (fn (x1, x2, e) => box [string "({",
adam@1348 3463 newline,
adam@1348 3464 string "uw_Basis_client __uwr_",
adam@1348 3465 string x1,
adam@1348 3466 string "_0 = cli;",
adam@1348 3467 newline,
adam@1348 3468 string "uw_unit __uwr_",
adam@1348 3469 string x2,
adam@1431 3470 string "_1 = 0;",
adam@1348 3471 newline,
adam@1348 3472 p_exp (E.pushERel (E.pushERel env x1 (TFfi ("Basis", "client"), ErrorMsg.dummySpan))
adam@1348 3473 x2 dummyt) e,
adam@1348 3474 string ";",
adam@1348 3475 newline,
adam@1348 3476 string "});",
adam@1348 3477 newline]) expungers,
adam@1348 3478
adam@1348 3479 if hasDb then
adamc@870 3480 box [p_enamed env (!expunge),
adamc@870 3481 string "(ctx, cli);",
adam@1348 3482 newline]
adam@1348 3483 else
adam@1348 3484 box [],
adam@1348 3485 string "}"],
adamc@870 3486
adam@1348 3487 newline,
adam@1348 3488 string "static void uw_initializer(uw_context ctx) {",
adam@1348 3489 newline,
adam@1782 3490 box [string "uw_begin_initializing(ctx);",
adam@1782 3491 newline,
adam@1782 3492 p_list_sep newline (fn x => x) (rev (!global_initializers)),
adam@1782 3493 string "uw_end_initializing(ctx);",
adam@1782 3494 newline,
adam@1782 3495 p_list_sep (box []) (fn (x1, x2, e) => box [string "({",
adam@1348 3496 newline,
adam@1348 3497 string "uw_unit __uwr_",
adam@1348 3498 string x1,
adam@1431 3499 string "_0 = 0, __uwr_",
adam@1348 3500 string x2,
adam@1431 3501 string "_1 = 0;",
adam@1348 3502 newline,
adam@1348 3503 p_exp (E.pushERel (E.pushERel env x1 dummyt) x2 dummyt) e,
adam@1348 3504 string ";",
adam@1348 3505 newline,
adam@1348 3506 string "});",
adam@1348 3507 newline]) initializers,
adam@1348 3508 if hasDb then
adam@1348 3509 box [p_enamed env (!initialize),
adam@1431 3510 string "(ctx, 0);",
adam@1348 3511 newline]
adam@1348 3512 else
adam@1348 3513 box []],
adam@1348 3514 string "}",
adam@1348 3515 newline,
adamc@1094 3516
adam@1294 3517 case onError of
adam@1294 3518 NONE => box []
adam@1294 3519 | SOME n => box [string "static void uw_onError(uw_context ctx, char *msg) {",
adam@1294 3520 newline,
adam@1731 3521 if !hasJs then
adam@1731 3522 box [string "uw_set_script_header(ctx, \"",
adam@1731 3523 string allScripts,
adam@1731 3524 string "\");",
adam@1731 3525 newline]
adam@1731 3526 else
adam@1731 3527 box [],
adam@1294 3528 box [string "uw_write(ctx, ",
adam@1294 3529 p_enamed env n,
adam@1431 3530 string "(ctx, msg, 0));",
adam@1294 3531 newline],
adam@1294 3532 string "}",
adam@1294 3533 newline,
adam@1294 3534 newline],
adam@1294 3535
adamc@1094 3536 string "uw_app uw_application = {",
adamc@1094 3537 p_list_sep (box [string ",", newline]) string
adamc@1094 3538 [Int.toString (SM.foldl Int.max 0 fnums + 1),
adamc@1094 3539 Int.toString (Settings.getTimeout ()),
adamc@1094 3540 "\"" ^ Settings.getUrlPrefix () ^ "\"",
adamc@1094 3541 "uw_client_init", "uw_initializer", "uw_expunger",
adamc@1094 3542 "uw_db_init", "uw_db_begin", "uw_db_commit", "uw_db_rollback", "uw_db_close",
adamc@1094 3543 "uw_handle",
adam@1799 3544 "uw_input_num", "uw_cookie_sig", "uw_check_url", "uw_check_mime", "uw_check_requestHeader", "uw_check_responseHeader", "uw_check_envVar",
adam@1629 3545 case onError of NONE => "NULL" | SOME _ => "uw_onError", "my_periodics",
adam@1656 3546 "\"" ^ Prim.toCString (Settings.getTimeFormat ()) ^ "\""],
adamc@1094 3547 string "};",
adamc@1094 3548 newline]
adamc@29 3549 end
adamc@29 3550
adamc@274 3551 fun p_sql env (ds, _) =
adamc@274 3552 let
adamc@274 3553 val (pps, _) = ListUtil.foldlMap
adamc@274 3554 (fn (dAll as (d, _), env) =>
adamc@274 3555 let
adamc@274 3556 val pp = case d of
adamc@707 3557 DTable (s, xts, pk, csts) =>
adamc@274 3558 box [string "CREATE TABLE ",
adamc@274 3559 string s,
adamc@274 3560 string "(",
adamc@274 3561 p_list (fn (x, t) =>
adamc@874 3562 let
adamc@874 3563 val t = sql_type_in env t
adamc@874 3564 in
adamc@874 3565 box [string "uw_",
adamc@874 3566 string (CharVector.map Char.toLower x),
adamc@874 3567 space,
adamc@874 3568 string (#p_sql_type (Settings.currentDbms ()) t),
adamc@874 3569 case t of
adamc@874 3570 Nullable _ => box []
adamc@874 3571 | _ => string " NOT NULL"]
adamc@874 3572 end) xts,
adamc@707 3573 case (pk, csts) of
adamc@707 3574 ("", []) => box []
adamc@707 3575 | _ => string ",",
adamc@704 3576 cut,
adamc@707 3577 case pk of
adamc@707 3578 "" => box []
adamc@707 3579 | _ => box [string "PRIMARY",
adamc@707 3580 space,
adamc@707 3581 string "KEY",
adamc@707 3582 space,
adamc@707 3583 string "(",
adamc@707 3584 string pk,
adamc@707 3585 string ")",
adamc@707 3586 case csts of
adamc@707 3587 [] => box []
adamc@707 3588 | _ => string ",",
adamc@707 3589 newline],
adamc@704 3590 p_list_sep (box [string ",", newline])
adamc@704 3591 (fn (x, c) =>
adamc@704 3592 box [string "CONSTRAINT",
adamc@704 3593 space,
adamc@704 3594 string s,
adamc@704 3595 string "_",
adamc@704 3596 string x,
adamc@704 3597 space,
adamc@704 3598 string c]) csts,
adamc@704 3599 newline,
adamc@274 3600 string ");",
adamc@274 3601 newline,
adamc@274 3602 newline]
adamc@338 3603 | DSequence s =>
adamc@877 3604 box [string (#createSequence (Settings.currentDbms ()) s),
adamc@338 3605 string ";",
adamc@338 3606 newline,
adamc@338 3607 newline]
adamc@754 3608 | DView (s, xts, q) =>
adamc@754 3609 box [string "CREATE VIEW",
adamc@754 3610 space,
adamc@754 3611 string s,
adamc@754 3612 space,
adamc@754 3613 string "AS",
adamc@754 3614 space,
adamc@754 3615 string q,
adamc@754 3616 string ";",
adamc@754 3617 newline,
adamc@754 3618 newline]
adamc@274 3619 | _ => box []
adamc@274 3620 in
adamc@274 3621 (pp, E.declBinds env dAll)
adamc@274 3622 end)
adamc@274 3623 env ds
adamc@274 3624 in
adamc@882 3625 box (string (#sqlPrefix (Settings.currentDbms ())) :: pps)
adamc@274 3626 end
adamc@274 3627
adamc@29 3628 end