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Clarifying some C FFI details in manual
author Adam Chlipala <adam@chlipala.net>
date Sat, 11 Dec 2010 11:00:05 -0500
parents d596c7002ad8
children 4dd5d23bace2
rev   line source
adamc@1114 1 (* Copyright (c) 2008-2010, 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
adamc@463 69 | _ => false
adamc@463 70
adamc@29 71 fun p_typ' par env (t, loc) =
adamc@29 72 case t of
adamc@476 73 TFun (t1, t2) => (EM.errorAt loc "Function type remains";
adamc@476 74 string "<FUNCTION>")
adamc@29 75 | TRecord i => box [string "struct",
adamc@29 76 space,
adamc@311 77 string "__uws_",
adamc@29 78 string (Int.toString i)]
adamc@188 79 | TDatatype (Enum, n, _) =>
adamc@188 80 (box [string "enum",
adamc@188 81 space,
adamc@1257 82 string ("__uwe_" ^ ident (#1 (E.lookupDatatype env n)) ^ "_" ^ Int.toString n)]
adamc@311 83 handle CjrEnv.UnboundNamed _ => string ("__uwd_UNBOUND__" ^ Int.toString n))
adamc@198 84 | TDatatype (Option, n, xncs) =>
adamc@198 85 (case ListUtil.search #3 (!xncs) of
adamc@198 86 NONE => raise Fail "CjrPrint: TDatatype marked Option has no constructor with an argument"
adamc@198 87 | SOME t =>
adamc@897 88 if isUnboxable t then
adamc@897 89 p_typ' par env t
adamc@897 90 else
adamc@897 91 box [p_typ' par env t,
adamc@897 92 string "*"])
adamc@188 93 | TDatatype (Default, n, _) =>
adamc@165 94 (box [string "struct",
adamc@165 95 space,
adamc@1257 96 string ("__uwd_" ^ ident (#1 (E.lookupDatatype env n)) ^ "_" ^ Int.toString n ^ "*")]
adamc@311 97 handle CjrEnv.UnboundNamed _ => string ("__uwd_UNBOUND__" ^ Int.toString n))
adamc@316 98 | TFfi (m, x) => box [string "uw_", p_ident m, string "_", p_ident x]
adamc@288 99 | TOption t =>
adamc@463 100 if isUnboxable t then
adamc@463 101 p_typ' par env t
adamc@463 102 else
adamc@463 103 box [p_typ' par env t,
adamc@463 104 string "*"]
adamc@757 105 | TList (_, i) => box [string "struct",
adamc@757 106 space,
adamc@757 107 string "__uws_",
adamc@757 108 string (Int.toString i),
adamc@757 109 string "*"]
adamc@29 110
adamc@29 111 and p_typ env = p_typ' false env
adamc@29 112
adamc@316 113 fun p_rel env n = string ("__uwr_" ^ ident (#1 (E.lookupERel env n)) ^ "_" ^ Int.toString (E.countERels env - n - 1))
adamc@311 114 handle CjrEnv.UnboundRel _ => string ("__uwr_UNBOUND_" ^ Int.toString (E.countERels env - n - 1))
adamc@29 115
adam@1294 116 fun p_enamed' env n =
adam@1294 117 "__uwn_" ^ ident (#1 (E.lookupENamed env n)) ^ "_" ^ Int.toString n
adam@1294 118 handle CjrEnv.UnboundNamed _ => "__uwn_UNBOUND_" ^ Int.toString n
adam@1294 119
adam@1294 120 fun p_enamed env n = string (p_enamed' env n)
adamc@109 121
adamc@182 122 fun p_con_named env n =
adamc@316 123 string ("__uwc_" ^ ident (#1 (E.lookupConstructor env n)) ^ "_" ^ Int.toString n)
adamc@311 124 handle CjrEnv.UnboundNamed _ => string ("__uwc_UNBOUND_" ^ Int.toString n)
adamc@182 125
adamc@182 126 fun p_pat_preamble env (p, _) =
adamc@182 127 case p of
adamc@182 128 PWild => (box [],
adamc@182 129 env)
adamc@182 130 | PVar (x, t) => (box [p_typ env t,
adamc@182 131 space,
adamc@311 132 string "__uwr_",
adamc@316 133 p_ident x,
adamc@182 134 string "_",
adamc@182 135 string (Int.toString (E.countERels env)),
adamc@182 136 string ";",
adamc@182 137 newline],
adamc@196 138 E.pushERel env x t)
adamc@182 139 | PPrim _ => (box [], env)
adamc@188 140 | PCon (_, _, NONE) => (box [], env)
adamc@188 141 | PCon (_, _, SOME p) => p_pat_preamble env p
adamc@182 142 | PRecord xps =>
adamc@182 143 foldl (fn ((_, p, _), (pp, env)) =>
adamc@182 144 let
adamc@182 145 val (pp', env) = p_pat_preamble env p
adamc@182 146 in
adamc@182 147 (box [pp', pp], env)
adamc@182 148 end) (box [], env) xps
adamc@288 149 | PNone _ => (box [], env)
adamc@288 150 | PSome (_, p) => p_pat_preamble env p
adamc@182 151
adamc@182 152 fun p_patCon env pc =
adamc@182 153 case pc of
adamc@182 154 PConVar n => p_con_named env n
adamc@316 155 | PConFfi {mod = m, con, ...} => string ("uw_" ^ ident m ^ "_" ^ ident con)
adamc@182 156
adamc@757 157 fun p_pat (env, exit, depth) (p, loc) =
adamc@182 158 case p of
adamc@182 159 PWild =>
adamc@182 160 (box [], env)
adamc@182 161 | PVar (x, t) =>
adamc@311 162 (box [string "__uwr_",
adamc@316 163 p_ident x,
adamc@182 164 string "_",
adamc@182 165 string (Int.toString (E.countERels env)),
adamc@182 166 space,
adamc@182 167 string "=",
adamc@182 168 space,
adamc@182 169 string "disc",
adamc@182 170 string (Int.toString depth),
adamc@182 171 string ";"],
adamc@182 172 E.pushERel env x t)
adamc@182 173 | PPrim (Prim.Int n) =>
adamc@182 174 (box [string "if",
adamc@182 175 space,
adamc@182 176 string "(disc",
adamc@182 177 string (Int.toString depth),
adamc@182 178 space,
adamc@182 179 string "!=",
adamc@182 180 space,
adamc@276 181 Prim.p_t_GCC (Prim.Int n),
adamc@182 182 string ")",
adamc@182 183 space,
adamc@182 184 exit],
adamc@182 185 env)
adamc@182 186 | PPrim (Prim.String s) =>
adamc@182 187 (box [string "if",
adamc@182 188 space,
adamc@182 189 string "(strcmp(disc",
adamc@182 190 string (Int.toString depth),
adamc@182 191 string ",",
adamc@182 192 space,
adamc@276 193 Prim.p_t_GCC (Prim.String s),
adamc@182 194 string "))",
adamc@182 195 space,
adamc@182 196 exit],
adamc@182 197 env)
adamc@947 198 | PPrim (Prim.Char ch) =>
adamc@947 199 (box [string "if",
adamc@947 200 space,
adamc@947 201 string "(disc",
adamc@947 202 string (Int.toString depth),
adamc@947 203 space,
adamc@947 204 string "!=",
adamc@947 205 space,
adamc@947 206 Prim.p_t_GCC (Prim.Char ch),
adamc@947 207 string ")",
adamc@947 208 space,
adamc@947 209 exit],
adamc@947 210 env)
adamc@182 211 | PPrim _ => raise Fail "CjrPrint: Disallowed PPrim primitive"
adamc@182 212
adamc@188 213 | PCon (dk, pc, po) =>
adamc@182 214 let
adamc@182 215 val (p, env) =
adamc@182 216 case po of
adamc@182 217 NONE => (box [], env)
adamc@182 218 | SOME p =>
adamc@182 219 let
adamc@182 220 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@182 221
adamc@182 222 val (x, to) = case pc of
adamc@182 223 PConVar n =>
adamc@182 224 let
adamc@182 225 val (x, to, _) = E.lookupConstructor env n
adamc@182 226 in
adamc@316 227 ("uw_" ^ ident x, to)
adamc@182 228 end
adamc@188 229 | PConFfi {mod = m, con, arg, ...} =>
adamc@316 230 ("uw_" ^ ident m ^ "_" ^ ident con, arg)
adamc@182 231
adamc@182 232 val t = case to of
adamc@182 233 NONE => raise Fail "CjrPrint: Constructor mismatch"
adamc@182 234 | SOME t => t
adamc@182 235 in
adamc@182 236 (box [string "{",
adamc@182 237 newline,
adamc@182 238 p_typ env t,
adamc@182 239 space,
adamc@182 240 string "disc",
adamc@182 241 string (Int.toString (depth + 1)),
adamc@182 242 space,
adamc@182 243 string "=",
adamc@182 244 space,
adamc@198 245 case dk of
adamc@198 246 Enum => raise Fail "CjrPrint: Looking at argument of no-argument constructor"
adamc@198 247 | Default => box [string "disc",
adamc@198 248 string (Int.toString depth),
adamc@198 249 string "->data.",
adamc@198 250 string x]
adamc@198 251 | Option =>
adamc@463 252 if isUnboxable t then
adamc@463 253 box [string "disc",
adamc@463 254 string (Int.toString depth)]
adamc@463 255 else
adamc@463 256 box [string "*disc",
adamc@463 257 string (Int.toString depth)],
adamc@182 258 string ";",
adamc@182 259 newline,
adamc@182 260 p,
adamc@182 261 newline,
adamc@182 262 string "}"],
adamc@182 263 env)
adamc@182 264 end
adamc@182 265 in
adamc@182 266 (box [string "if",
adamc@182 267 space,
adamc@182 268 string "(disc",
adamc@182 269 string (Int.toString depth),
adamc@198 270 case (dk, po) of
adamc@198 271 (Enum, _) => box [space,
adamc@198 272 string "!=",
adamc@198 273 space,
adamc@198 274 p_patCon env pc]
adamc@198 275 | (Default, _) => box [string "->tag",
adamc@198 276 space,
adamc@198 277 string "!=",
adamc@198 278 space,
adamc@198 279 p_patCon env pc]
adamc@198 280 | (Option, NONE) => box [space,
adamc@198 281 string "!=",
adamc@198 282 space,
adamc@198 283 string "NULL"]
adamc@198 284 | (Option, SOME _) => box [space,
adamc@198 285 string "==",
adamc@198 286 space,
adamc@198 287 string "NULL"],
adamc@182 288 string ")",
adamc@182 289 space,
adamc@182 290 exit,
adamc@182 291 newline,
adamc@182 292 p],
adamc@182 293 env)
adamc@182 294 end
adamc@182 295
adamc@182 296 | PRecord xps =>
adamc@182 297 let
adamc@182 298 val (xps, env) =
adamc@182 299 ListUtil.foldlMap (fn ((x, p, t), env) =>
adamc@182 300 let
adamc@182 301 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@182 302
adamc@182 303 val p = box [string "{",
adamc@182 304 newline,
adamc@182 305 p_typ env t,
adamc@182 306 space,
adamc@182 307 string "disc",
adamc@182 308 string (Int.toString (depth + 1)),
adamc@182 309 space,
adamc@182 310 string "=",
adamc@182 311 space,
adamc@182 312 string "disc",
adamc@182 313 string (Int.toString depth),
adamc@311 314 string ".__uwf_",
adamc@316 315 p_ident x,
adamc@182 316 string ";",
adamc@182 317 newline,
adamc@182 318 p,
adamc@182 319 newline,
adamc@182 320 string "}"]
adamc@182 321 in
adamc@182 322 (p, env)
adamc@182 323 end) env xps
adamc@182 324 in
adamc@182 325 (p_list_sep newline (fn x => x) xps,
adamc@182 326 env)
adamc@182 327 end
adamc@182 328
adamc@288 329 | PNone t =>
adamc@288 330 (box [string "if",
adamc@288 331 space,
adamc@288 332 string "(disc",
adamc@288 333 string (Int.toString depth),
adamc@288 334 space,
adamc@288 335 string "!=",
adamc@288 336 space,
adamc@288 337 string "NULL)",
adamc@288 338 space,
adamc@288 339 exit,
adamc@288 340 newline],
adamc@288 341 env)
adamc@288 342
adamc@288 343 | PSome (t, p) =>
adamc@288 344 let
adamc@288 345 val (p, env) =
adamc@288 346 let
adamc@288 347 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@288 348 in
adamc@288 349 (box [string "{",
adamc@288 350 newline,
adamc@288 351 p_typ env t,
adamc@288 352 space,
adamc@288 353 string "disc",
adamc@288 354 string (Int.toString (depth + 1)),
adamc@288 355 space,
adamc@288 356 string "=",
adamc@288 357 space,
adamc@463 358 if isUnboxable t then
adamc@463 359 box [string "disc",
adamc@463 360 string (Int.toString depth)]
adamc@463 361 else
adamc@463 362 box [string "*disc",
adamc@463 363 string (Int.toString depth)],
adamc@288 364 string ";",
adamc@288 365 newline,
adamc@288 366 p,
adamc@288 367 newline,
adamc@288 368 string "}"],
adamc@288 369 env)
adamc@288 370 end
adamc@288 371 in
adamc@288 372 (box [string "if",
adamc@288 373 space,
adamc@288 374 string "(disc",
adamc@288 375 string (Int.toString depth),
adamc@288 376 space,
adamc@288 377 string "==",
adamc@288 378 space,
adamc@288 379 string "NULL)",
adamc@288 380 space,
adamc@288 381 exit,
adamc@288 382 newline,
adamc@288 383 p],
adamc@288 384 env)
adamc@288 385 end
adamc@288 386
adamc@182 387 local
adamc@182 388 val count = ref 0
adamc@182 389 in
adamc@182 390 fun newGoto () =
adamc@182 391 let
adamc@182 392 val r = !count
adamc@182 393 in
adamc@182 394 count := r + 1;
adamc@182 395 string ("L" ^ Int.toString r)
adamc@182 396 end
adamc@182 397 end
adamc@182 398
adamc@185 399 fun patConInfo env pc =
adamc@185 400 case pc of
adamc@185 401 PConVar n =>
adamc@185 402 let
adamc@185 403 val (x, _, dn) = E.lookupConstructor env n
adamc@185 404 val (dx, _) = E.lookupDatatype env dn
adamc@185 405 in
adamc@316 406 ("__uwd_" ^ ident dx ^ "_" ^ Int.toString dn,
adamc@316 407 "__uwc_" ^ ident x ^ "_" ^ Int.toString n,
adamc@316 408 "uw_" ^ ident x)
adamc@185 409 end
adamc@186 410 | PConFfi {mod = m, datatyp, con, ...} =>
adamc@316 411 ("uw_" ^ ident m ^ "_" ^ ident datatyp,
adamc@316 412 "uw_" ^ ident m ^ "_" ^ ident con,
adamc@316 413 "uw_" ^ ident con)
adamc@185 414
adamc@743 415 fun p_unsql wontLeakStrings env (tAll as (t, loc)) e eLen =
adamc@278 416 case t of
adamc@311 417 TFfi ("Basis", "int") => box [string "uw_Basis_stringToInt_error(ctx, ", e, string ")"]
adamc@311 418 | TFfi ("Basis", "float") => box [string "uw_Basis_stringToFloat_error(ctx, ", e, string ")"]
adamc@324 419 | TFfi ("Basis", "string") =>
adamc@324 420 if wontLeakStrings then
adamc@324 421 e
adamc@324 422 else
adamc@737 423 box [string "uw_strdup(ctx, ", e, string ")"]
adamc@311 424 | TFfi ("Basis", "bool") => box [string "uw_Basis_stringToBool_error(ctx, ", e, string ")"]
adamc@438 425 | TFfi ("Basis", "time") => box [string "uw_Basis_stringToTime_error(ctx, ", e, string ")"]
adamc@743 426 | TFfi ("Basis", "blob") => box [string "uw_Basis_stringToBlob_error(ctx, ",
adamc@743 427 e,
adamc@743 428 string ", ",
adamc@743 429 eLen,
adamc@743 430 string ")"]
adamc@678 431 | TFfi ("Basis", "channel") => box [string "uw_Basis_stringToChannel_error(ctx, ", e, string ")"]
adamc@682 432 | TFfi ("Basis", "client") => box [string "uw_Basis_stringToClient_error(ctx, ", e, string ")"]
adamc@467 433
adamc@278 434 | _ => (ErrorMsg.errorAt loc "Don't know how to unmarshal type from SQL";
adamc@278 435 Print.eprefaces' [("Type", p_typ env tAll)];
adamc@278 436 string "ERROR")
adamc@278 437
adamc@467 438 fun p_getcol wontLeakStrings env (tAll as (t, loc)) i =
adamc@467 439 case t of
adamc@467 440 TOption t =>
adamc@747 441 box [string "(PQgetisnull(res, i, ",
adamc@467 442 string (Int.toString i),
adamc@467 443 string ") ? NULL : ",
adamc@467 444 case t of
adamc@467 445 (TFfi ("Basis", "string"), _) => p_getcol wontLeakStrings env t i
adamc@467 446 | _ => box [string "({",
adamc@467 447 newline,
adamc@467 448 p_typ env t,
adamc@467 449 space,
adamc@467 450 string "*tmp = uw_malloc(ctx, sizeof(",
adamc@467 451 p_typ env t,
adamc@467 452 string "));",
adamc@467 453 newline,
adamc@467 454 string "*tmp = ",
adamc@467 455 p_getcol wontLeakStrings env t i,
adamc@467 456 string ";",
adamc@467 457 newline,
adamc@467 458 string "tmp;",
adamc@467 459 newline,
adamc@467 460 string "})"],
adamc@467 461 string ")"]
adamc@467 462 | _ =>
adamc@747 463 box [string "(PQgetisnull(res, i, ",
adamc@747 464 string (Int.toString i),
adamc@747 465 string ") ? ",
adamc@747 466 box [string "({",
adamc@747 467 p_typ env tAll,
adamc@747 468 space,
adamc@747 469 string "tmp;",
adamc@747 470 newline,
adamc@747 471 string "uw_error(ctx, FATAL, \"Unexpectedly NULL field #",
adamc@747 472 string (Int.toString i),
adamc@747 473 string "\");",
adamc@747 474 newline,
adamc@747 475 string "tmp;",
adamc@747 476 newline,
adamc@747 477 string "})"],
adamc@747 478 string " : ",
adamc@747 479 p_unsql wontLeakStrings env tAll
adamc@747 480 (box [string "PQgetvalue(res, i, ",
adamc@747 481 string (Int.toString i),
adamc@747 482 string ")"])
adamc@747 483 (box [string "PQgetlength(res, i, ",
adamc@747 484 string (Int.toString i),
adamc@747 485 string ")"]),
adamc@747 486 string ")"]
adamc@467 487
adamc@867 488 datatype sql_type = datatype Settings.sql_type
adamc@867 489 val isBlob = Settings.isBlob
adamc@737 490
adamc@739 491 fun isFile (t : typ) =
adamc@737 492 case #1 t of
adamc@739 493 TFfi ("Basis", "file") => true
adamc@737 494 | _ => false
adamc@737 495
adamc@1011 496 fun p_sql_type t = string (Settings.p_sql_ctype t)
adamc@282 497
adamc@282 498 fun getPargs (e, _) =
adamc@282 499 case e of
adamc@282 500 EPrim (Prim.String _) => []
adamc@282 501 | EFfiApp ("Basis", "strcat", [e1, e2]) => getPargs e1 @ getPargs e2
adamc@282 502
adamc@282 503 | EFfiApp ("Basis", "sqlifyInt", [e]) => [(e, Int)]
adamc@282 504 | EFfiApp ("Basis", "sqlifyFloat", [e]) => [(e, Float)]
adamc@282 505 | EFfiApp ("Basis", "sqlifyString", [e]) => [(e, String)]
adamc@282 506 | EFfiApp ("Basis", "sqlifyBool", [e]) => [(e, Bool)]
adamc@439 507 | EFfiApp ("Basis", "sqlifyTime", [e]) => [(e, Time)]
adamc@737 508 | EFfiApp ("Basis", "sqlifyBlob", [e]) => [(e, Blob)]
adamc@678 509 | EFfiApp ("Basis", "sqlifyChannel", [e]) => [(e, Channel)]
adamc@682 510 | EFfiApp ("Basis", "sqlifyClient", [e]) => [(e, Client)]
adamc@468 511
adamc@678 512 | ECase (e,
adamc@678 513 [((PNone _, _),
adamc@678 514 (EPrim (Prim.String "NULL"), _)),
adamc@678 515 ((PSome (_, (PVar _, _)), _),
adamc@678 516 (EFfiApp (m, x, [(ERel 0, _)]), _))],
adamc@678 517 _) => map (fn (x, y) => (x, Nullable y)) (getPargs (EFfiApp (m, x, [e]), #2 e))
adamc@468 518
adamc@491 519 | ECase (e,
adamc@491 520 [((PCon (_, PConFfi {mod = "Basis", con = "True", ...}, _), _),
adamc@491 521 (EPrim (Prim.String "TRUE"), _)),
adamc@491 522 ((PCon (_, PConFfi {mod = "Basis", con = "False", ...}, _), _),
adamc@491 523 (EPrim (Prim.String "FALSE"), _))],
adamc@491 524 _) => [(e, Bool)]
adamc@282 525
adamc@282 526 | _ => raise Fail "CjrPrint: getPargs"
adamc@282 527
adamc@1324 528 val notLeakies = SS.fromList ["int", "float", "char", "time", "bool", "unit", "client", "channel",
adamc@1324 529 "xhtml", "page", "xbody", "css_class"]
adamc@1324 530 val notLeakies' = SS.fromList ["blob"]
adamc@1324 531
adamc@324 532 fun notLeaky env allowHeapAllocated =
adamc@324 533 let
adamc@638 534 fun nl ok (t, _) =
adamc@324 535 case t of
adamc@324 536 TFun _ => false
adamc@324 537 | TRecord n =>
adamc@324 538 let
adamc@324 539 val xts = E.lookupStruct env n
adamc@324 540 in
adamc@638 541 List.all (fn (_, t) => nl ok t) xts
adamc@324 542 end
adamc@638 543 | TDatatype (dk, n, ref cons) =>
adamc@638 544 IS.member (ok, n)
adamc@638 545 orelse
adamc@638 546 ((allowHeapAllocated orelse dk = Enum)
adamc@638 547 andalso
adamc@638 548 let
adamc@638 549 val ok' = IS.add (ok, n)
adamc@638 550 in
adamc@638 551 List.all (fn (_, _, to) => case to of
adamc@638 552 NONE => true
adamc@638 553 | SOME t => nl ok' t) cons
adamc@638 554 end)
adamc@1324 555 | TFfi ("Basis", t) => SS.member (notLeakies, t)
adamc@1324 556 orelse (allowHeapAllocated andalso SS.member (notLeakies', t))
adamc@1324 557 | TFfi _ => false
adamc@638 558 | TOption t => allowHeapAllocated andalso nl ok t
adamc@757 559 | TList (t, _) => allowHeapAllocated andalso nl ok t
adamc@324 560 in
adamc@638 561 nl IS.empty
adamc@324 562 end
adamc@324 563
adamc@463 564 fun capitalize s =
adamc@463 565 if s = "" then
adamc@463 566 ""
adamc@463 567 else
adamc@463 568 str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@463 569
adamc@1023 570 fun unurlify fromClient env (t, loc) =
adamc@463 571 let
adamc@463 572 fun unurlify' rf t =
adamc@463 573 case t of
adamc@1109 574 TFfi ("Basis", "unit") => string "uw_Basis_unurlifyUnit(ctx, &request)"
adamc@1023 575 | TFfi ("Basis", "string") => string (if fromClient then
adamc@1023 576 "uw_Basis_unurlifyString_fromClient(ctx, &request)"
adamc@1023 577 else
adamc@1023 578 "uw_Basis_unurlifyString(ctx, &request)")
adamc@463 579 | TFfi (m, t) => string ("uw_" ^ ident m ^ "_unurlify" ^ capitalize t ^ "(ctx, &request)")
adamc@463 580
adamc@1109 581 | TRecord 0 => string "uw_Basis_unurlifyUnit(ctx, &request)"
adamc@463 582 | TRecord i =>
adamc@463 583 let
adamc@463 584 val xts = E.lookupStruct env i
adamc@463 585 in
adamc@463 586 box [string "({",
adamc@463 587 newline,
adamc@463 588 box (map (fn (x, t) =>
adamc@463 589 box [p_typ env t,
adamc@463 590 space,
adamc@463 591 string "uwr_",
adamc@463 592 string x,
adamc@463 593 space,
adamc@463 594 string "=",
adamc@463 595 space,
adamc@463 596 unurlify' rf (#1 t),
adamc@463 597 string ";",
adamc@463 598 newline]) xts),
adamc@463 599 string "struct",
adamc@463 600 space,
adamc@463 601 string "__uws_",
adamc@463 602 string (Int.toString i),
adamc@463 603 space,
adamc@463 604 string "tmp",
adamc@463 605 space,
adamc@463 606 string "=",
adamc@463 607 space,
adamc@463 608 string "{",
adamc@463 609 space,
adamc@463 610 p_list_sep (box [string ",", space]) (fn (x, _) => box [string "uwr_",
adamc@463 611 string x]) xts,
adamc@463 612 space,
adamc@463 613 string "};",
adamc@463 614 newline,
adamc@463 615 string "tmp;",
adamc@463 616 newline,
adamc@463 617 string "})"]
adamc@463 618 end
adamc@463 619
adamc@463 620 | TDatatype (Enum, i, _) =>
adamc@463 621 let
adamc@463 622 val (x, xncs) = E.lookupDatatype env i
adamc@463 623
adamc@463 624 fun doEm xncs =
adamc@463 625 case xncs of
adamc@463 626 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 627 ^ x ^ "\"), (enum __uwe_"
adamc@463 628 ^ x ^ "_" ^ Int.toString i ^ ")0)")
adamc@463 629 | (x', n, to) :: rest =>
adamc@463 630 box [string "((!strncmp(request, \"",
adamc@463 631 string x',
adamc@463 632 string "\", ",
adamc@463 633 string (Int.toString (size x')),
adamc@463 634 string ") && (request[",
adamc@463 635 string (Int.toString (size x')),
adamc@463 636 string "] == 0 || request[",
adamc@463 637 string (Int.toString (size x')),
adamc@463 638 string ("] == '/')) ? __uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@463 639 space,
adamc@463 640 string ":",
adamc@463 641 space,
adamc@463 642 doEm rest,
adamc@463 643 string ")"]
adamc@463 644 in
adamc@463 645 doEm xncs
adamc@463 646 end
adamc@463 647
adamc@463 648 | TDatatype (Option, i, xncs) =>
adamc@463 649 if IS.member (rf, i) then
adamc@463 650 box [string "unurlify_",
adamc@463 651 string (Int.toString i),
adamc@463 652 string "()"]
adamc@463 653 else
adamc@463 654 let
adamc@463 655 val (x, _) = E.lookupDatatype env i
adamc@463 656
adamc@463 657 val (no_arg, has_arg, t) =
adamc@463 658 case !xncs of
adamc@463 659 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@463 660 (no_arg, has_arg, t)
adamc@463 661 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@463 662 (no_arg, has_arg, t)
adamc@463 663 | _ => raise Fail "CjrPrint: unfooify misclassified Option datatype"
adamc@463 664
adamc@463 665 val rf = IS.add (rf, i)
adamc@463 666 in
adamc@463 667 box [string "({",
adamc@463 668 space,
adamc@463 669 p_typ env t,
adamc@463 670 space,
adamc@463 671 string "*unurlify_",
adamc@463 672 string (Int.toString i),
adamc@463 673 string "(void) {",
adamc@463 674 newline,
adamc@463 675 box [string "return (request[0] == '/' ? ++request : request,",
adamc@463 676 newline,
adamc@463 677 string "((!strncmp(request, \"",
adamc@463 678 string no_arg,
adamc@463 679 string "\", ",
adamc@463 680 string (Int.toString (size no_arg)),
adamc@463 681 string ") && (request[",
adamc@463 682 string (Int.toString (size no_arg)),
adamc@463 683 string "] == 0 || request[",
adamc@463 684 string (Int.toString (size no_arg)),
adamc@463 685 string "] == '/')) ? (request",
adamc@463 686 space,
adamc@463 687 string "+=",
adamc@463 688 space,
adamc@463 689 string (Int.toString (size no_arg)),
adamc@463 690 string ", NULL) : ((!strncmp(request, \"",
adamc@463 691 string has_arg,
adamc@463 692 string "\", ",
adamc@463 693 string (Int.toString (size has_arg)),
adamc@463 694 string ") && (request[",
adamc@463 695 string (Int.toString (size has_arg)),
adamc@463 696 string "] == 0 || request[",
adamc@463 697 string (Int.toString (size has_arg)),
adamc@463 698 string "] == '/')) ? (request",
adamc@463 699 space,
adamc@463 700 string "+=",
adamc@463 701 space,
adamc@463 702 string (Int.toString (size has_arg)),
adamc@463 703 string ", (request[0] == '/' ? ++request : NULL), ",
adamc@463 704 newline,
adamc@463 705
adamc@463 706 if isUnboxable t then
adamc@463 707 unurlify' rf (#1 t)
adamc@463 708 else
adamc@463 709 box [string "({",
adamc@463 710 newline,
adamc@463 711 p_typ env t,
adamc@463 712 space,
adamc@463 713 string "*tmp",
adamc@463 714 space,
adamc@463 715 string "=",
adamc@463 716 space,
adamc@463 717 string "uw_malloc(ctx, sizeof(",
adamc@463 718 p_typ env t,
adamc@463 719 string "));",
adamc@463 720 newline,
adamc@463 721 string "*tmp",
adamc@463 722 space,
adamc@463 723 string "=",
adamc@463 724 space,
adamc@463 725 unurlify' rf (#1 t),
adamc@463 726 string ";",
adamc@463 727 newline,
adamc@463 728 string "tmp;",
adamc@463 729 newline,
adamc@463 730 string "})"],
adamc@463 731 string ")",
adamc@463 732 newline,
adamc@463 733 string ":",
adamc@463 734 space,
adamc@463 735 string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype " ^ x
adamc@463 736 ^ "\"), NULL))));"),
adamc@463 737 newline],
adamc@463 738 string "}",
adamc@463 739 newline,
adamc@463 740 newline,
adamc@463 741
adamc@463 742 string "unurlify_",
adamc@463 743 string (Int.toString i),
adamc@463 744 string "();",
adamc@463 745 newline,
adamc@463 746 string "})"]
adamc@463 747 end
adamc@463 748
adamc@463 749 | TDatatype (Default, i, _) =>
adamc@463 750 if IS.member (rf, i) then
adamc@463 751 box [string "unurlify_",
adamc@463 752 string (Int.toString i),
adamc@463 753 string "()"]
adamc@463 754 else
adamc@463 755 let
adamc@463 756 val (x, xncs) = E.lookupDatatype env i
adamc@463 757
adamc@463 758 val rf = IS.add (rf, i)
adamc@463 759
adamc@463 760 fun doEm xncs =
adamc@463 761 case xncs of
adamc@463 762 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 763 ^ x ^ "\"), NULL)")
adamc@463 764 | (x', n, to) :: rest =>
adamc@463 765 box [string "((!strncmp(request, \"",
adamc@463 766 string x',
adamc@463 767 string "\", ",
adamc@463 768 string (Int.toString (size x')),
adamc@463 769 string ") && (request[",
adamc@463 770 string (Int.toString (size x')),
adamc@463 771 string "] == 0 || request[",
adamc@463 772 string (Int.toString (size x')),
adamc@463 773 string "] == '/')) ? ({",
adamc@463 774 newline,
adamc@463 775 string "struct",
adamc@463 776 space,
adamc@463 777 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString i),
adamc@463 778 space,
adamc@463 779 string "*tmp = uw_malloc(ctx, sizeof(struct __uwd_",
adamc@463 780 string x,
adamc@463 781 string "_",
adamc@463 782 string (Int.toString i),
adamc@463 783 string "));",
adamc@463 784 newline,
adamc@463 785 string "tmp->tag",
adamc@463 786 space,
adamc@463 787 string "=",
adamc@463 788 space,
adamc@463 789 string ("__uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@463 790 string ";",
adamc@463 791 newline,
adamc@463 792 string "request",
adamc@463 793 space,
adamc@463 794 string "+=",
adamc@463 795 space,
adamc@463 796 string (Int.toString (size x')),
adamc@463 797 string ";",
adamc@463 798 newline,
adamc@463 799 string "if (request[0] == '/') ++request;",
adamc@463 800 newline,
adamc@463 801 case to of
adamc@463 802 NONE => box []
adamc@463 803 | SOME (t, _) => box [string "tmp->data.uw_",
adamc@463 804 p_ident x',
adamc@463 805 space,
adamc@463 806 string "=",
adamc@463 807 space,
adamc@463 808 unurlify' rf t,
adamc@463 809 string ";",
adamc@463 810 newline],
adamc@463 811 string "tmp;",
adamc@463 812 newline,
adamc@463 813 string "})",
adamc@463 814 space,
adamc@463 815 string ":",
adamc@463 816 space,
adamc@463 817 doEm rest,
adamc@463 818 string ")"]
adamc@463 819 in
adamc@463 820 box [string "({",
adamc@463 821 space,
adamc@463 822 p_typ env (t, ErrorMsg.dummySpan),
adamc@463 823 space,
adamc@463 824 string "unurlify_",
adamc@463 825 string (Int.toString i),
adamc@463 826 string "(void) {",
adamc@463 827 newline,
adamc@463 828 box [string "return",
adamc@463 829 space,
adamc@463 830 doEm xncs,
adamc@463 831 string ";",
adamc@463 832 newline],
adamc@463 833 string "}",
adamc@463 834 newline,
adamc@463 835 newline,
adamc@463 836
adamc@463 837 string "unurlify_",
adamc@463 838 string (Int.toString i),
adamc@463 839 string "();",
adamc@463 840 newline,
adamc@463 841 string "})"]
adamc@463 842 end
adamc@463 843
adamc@758 844 | TList (t', i) =>
adamc@758 845 if IS.member (rf, i) then
adamc@758 846 box [string "unurlify_list_",
adamc@758 847 string (Int.toString i),
adamc@758 848 string "()"]
adamc@758 849 else
adamc@758 850 let
adamc@758 851 val rf = IS.add (rf, i)
adamc@758 852 in
adamc@758 853 box [string "({",
adamc@758 854 space,
adamc@758 855 p_typ env (t, loc),
adamc@758 856 space,
adamc@758 857 string "unurlify_list_",
adamc@758 858 string (Int.toString i),
adamc@758 859 string "(void) {",
adamc@758 860 newline,
adamc@758 861 box [string "return (request[0] == '/' ? ++request : request,",
adamc@758 862 newline,
adamc@758 863 string "((!strncmp(request, \"Nil\", 3) && (request[3] == 0 ",
adamc@758 864 string "|| request[3] == '/')) ? (request",
adamc@758 865 space,
adamc@758 866 string "+=",
adamc@758 867 space,
adam@1322 868 string "3, (*request == '/' ? *request++ = 0 : 0), NULL) : ((!strncmp(request, \"Cons\", 4) && (request[4] == 0 ",
adamc@758 869 string "|| request[4] == '/')) ? (request",
adamc@758 870 space,
adamc@758 871 string "+=",
adamc@758 872 space,
adamc@758 873 string "4, (request[0] == '/' ? ++request : NULL), ",
adamc@758 874 newline,
adamc@758 875
adamc@758 876 string "({",
adamc@758 877 newline,
adamc@758 878 p_typ env (t, loc),
adamc@758 879 space,
adamc@758 880 string "tmp",
adamc@758 881 space,
adamc@758 882 string "=",
adamc@758 883 space,
adamc@758 884 string "uw_malloc(ctx, sizeof(struct __uws_",
adamc@758 885 string (Int.toString i),
adamc@758 886 string "));",
adamc@758 887 newline,
adamc@758 888 string "*tmp",
adamc@758 889 space,
adamc@758 890 string "=",
adamc@758 891 space,
adamc@758 892 unurlify' rf (TRecord i),
adamc@758 893 string ";",
adamc@758 894 newline,
adamc@758 895 string "tmp;",
adamc@758 896 newline,
adamc@758 897 string "})",
adamc@758 898 string ")",
adamc@758 899 newline,
adamc@758 900 string ":",
adamc@758 901 space,
adam@1322 902 string ("(uw_error(ctx, FATAL, \"Error unurlifying list: %s\", request), NULL))));"),
adamc@758 903 newline],
adamc@758 904 string "}",
adamc@758 905 newline,
adamc@758 906 newline,
adamc@758 907
adamc@758 908 string "unurlify_list_",
adamc@758 909 string (Int.toString i),
adamc@758 910 string "();",
adamc@758 911 newline,
adamc@758 912 string "})"]
adamc@758 913 end
adamc@758 914
adamc@471 915 | TOption t =>
adamc@471 916 box [string "(request[0] == '/' ? ++request : request, ",
adamc@471 917 string "((!strncmp(request, \"None\", 4) ",
adamc@471 918 string "&& (request[4] == 0 || request[4] == '/')) ",
adamc@931 919 string "? (request += (request[4] == 0 ? 4 : 5), NULL) ",
adamc@471 920 string ": ((!strncmp(request, \"Some\", 4) ",
adamc@471 921 string "&& request[4] == '/') ",
adamc@471 922 string "? (request += 5, ",
adamc@471 923 if isUnboxable t then
adamc@471 924 unurlify' rf (#1 t)
adamc@471 925 else
adamc@471 926 box [string "({",
adamc@471 927 newline,
adamc@471 928 p_typ env t,
adamc@471 929 space,
adamc@471 930 string "*tmp",
adamc@471 931 space,
adamc@471 932 string "=",
adamc@471 933 space,
adamc@471 934 string "uw_malloc(ctx, sizeof(",
adamc@471 935 p_typ env t,
adamc@471 936 string "));",
adamc@471 937 newline,
adamc@471 938 string "*tmp",
adamc@471 939 space,
adamc@471 940 string "=",
adamc@471 941 space,
adamc@471 942 unurlify' rf (#1 t),
adamc@471 943 string ";",
adamc@471 944 newline,
adamc@471 945 string "tmp;",
adamc@471 946 newline,
adamc@471 947 string "})"],
adamc@471 948 string ") :",
adamc@471 949 space,
adamc@471 950 string "(uw_error(ctx, FATAL, \"Error unurlifying option type\"), NULL))))"]
adamc@471 951
adamc@463 952 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL decoding function";
adamc@463 953 space)
adamc@463 954 in
adamc@463 955 unurlify' IS.empty t
adamc@463 956 end
adamc@463 957
adamc@905 958 val urlify1 = ref 0
adamc@905 959
adamc@610 960 fun urlify env t =
adamc@610 961 let
adamc@905 962 fun urlify' rf rfl level (t as (_, loc)) =
adamc@610 963 case #1 t of
adamc@610 964 TFfi ("Basis", "unit") => box []
adamc@610 965 | TFfi (m, t) => box [string ("uw_" ^ ident m ^ "_urlify" ^ capitalize t
adamc@610 966 ^ "_w(ctx, it" ^ Int.toString level ^ ");"),
adamc@610 967 newline]
adamc@610 968
adamc@610 969 | TRecord 0 => box []
adamc@610 970 | TRecord i =>
adamc@610 971 let
adamc@611 972 fun empty (t, _) =
adamc@611 973 case t of
adamc@611 974 TFfi ("Basis", "unit") => true
adamc@611 975 | TRecord 0 => true
adamc@611 976 | TRecord j =>
adamc@611 977 List.all (fn (_, t) => empty t) (E.lookupStruct env j)
adamc@611 978 | _ => false
adamc@611 979
adamc@610 980 val xts = E.lookupStruct env i
adamc@611 981
adamc@613 982 val (blocks, _) = foldl
adamc@613 983 (fn ((x, t), (blocks, printingSinceLastSlash)) =>
adamc@613 984 let
adamc@613 985 val thisEmpty = empty t
adamc@613 986 in
adamc@613 987 if thisEmpty then
adamc@613 988 (blocks, printingSinceLastSlash)
adamc@613 989 else
adamc@613 990 (box [string "{",
adamc@613 991 newline,
adamc@613 992 p_typ env t,
adamc@613 993 space,
adamc@613 994 string ("it" ^ Int.toString (level + 1)),
adamc@613 995 space,
adamc@613 996 string "=",
adamc@613 997 space,
adamc@613 998 string ("it" ^ Int.toString level ^ ".__uwf_" ^ x ^ ";"),
adamc@613 999 newline,
adamc@613 1000 box (if printingSinceLastSlash then
adamc@613 1001 [string "uw_write(ctx, \"/\");",
adamc@613 1002 newline]
adamc@613 1003 else
adamc@613 1004 []),
adamc@905 1005 urlify' rf rfl (level + 1) t,
adamc@613 1006 string "}",
adamc@613 1007 newline] :: blocks,
adamc@613 1008 true)
adamc@613 1009 end)
adamc@613 1010 ([], false) xts
adamc@610 1011 in
adamc@613 1012 box (rev blocks)
adamc@610 1013 end
adamc@610 1014
adamc@638 1015 | TDatatype (Enum, i, _) =>
adamc@638 1016 let
adamc@610 1017 val (x, xncs) = E.lookupDatatype env i
adamc@610 1018
adamc@610 1019 fun doEm xncs =
adamc@610 1020 case xncs of
adamc@638 1021 [] => box [string ("uw_error(ctx, FATAL, \"Error urlifying datatype "
adamc@638 1022 ^ x ^ "\");"),
adamc@638 1023 newline]
adamc@610 1024 | (x', n, to) :: rest =>
adamc@638 1025 box [string ("if (it" ^ Int.toString level
adamc@638 1026 ^ "==__uwc_" ^ ident x' ^ "_" ^ Int.toString n ^ ") {"),
adamc@638 1027 newline,
adamc@638 1028 box [string ("uw_write(ctx, \"" ^ x' ^ "\");"),
adamc@638 1029 newline],
adamc@638 1030 string "} else {",
adamc@638 1031 newline,
adamc@638 1032 box [doEm rest,
adamc@638 1033 newline],
adamc@638 1034 string "}"]
adamc@610 1035 in
adamc@610 1036 doEm xncs
adamc@638 1037 end
adamc@610 1038
adamc@639 1039 | TDatatype (Option, i, xncs) =>
adamc@639 1040 if IS.member (rf, i) then
adamc@639 1041 box [string "urlify_",
adamc@610 1042 string (Int.toString i),
adamc@639 1043 string "(it",
adamc@639 1044 string (Int.toString level),
adamc@639 1045 string ");",
adamc@639 1046 newline]
adamc@610 1047 else
adamc@610 1048 let
adamc@610 1049 val (x, _) = E.lookupDatatype env i
adamc@610 1050
adamc@610 1051 val (no_arg, has_arg, t) =
adamc@610 1052 case !xncs of
adamc@610 1053 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@610 1054 (no_arg, has_arg, t)
adamc@610 1055 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@610 1056 (no_arg, has_arg, t)
adamc@639 1057 | _ => raise Fail "CjrPrint: urlify misclassified Option datatype"
adamc@610 1058
adamc@610 1059 val rf = IS.add (rf, i)
adamc@610 1060 in
adamc@610 1061 box [string "({",
adamc@610 1062 space,
adamc@639 1063 string "void",
adamc@639 1064 space,
adamc@639 1065 string "urlify_",
adamc@639 1066 string (Int.toString i),
adamc@639 1067 string "(",
adamc@610 1068 p_typ env t,
adamc@610 1069 space,
adamc@639 1070 if isUnboxable t then
adamc@639 1071 box []
adamc@639 1072 else
adamc@639 1073 string "*",
adamc@639 1074 string "it0) {",
adamc@610 1075 newline,
adamc@639 1076 box [string "if (it0) {",
adamc@905 1077 newline,
adamc@639 1078 if isUnboxable t then
adamc@905 1079 urlify' rf rfl 0 t
adamc@610 1080 else
adamc@639 1081 box [p_typ env t,
adamc@610 1082 space,
adamc@639 1083 string "it1",
adamc@610 1084 space,
adamc@610 1085 string "=",
adamc@610 1086 space,
adamc@639 1087 string "*it0;",
adamc@610 1088 newline,
adamc@639 1089 string "uw_write(ctx, \"",
adamc@639 1090 string has_arg,
adamc@639 1091 string "/\");",
adamc@639 1092 newline,
adamc@905 1093 urlify' rf rfl 1 t,
adamc@610 1094 string ";",
adamc@639 1095 newline],
adamc@639 1096 string "} else {",
adamc@905 1097 box [newline,
adamc@905 1098 string "uw_write(ctx, \"",
adamc@639 1099 string no_arg,
adamc@639 1100 string "\");",
adamc@639 1101 newline],
adamc@639 1102 string "}",
adamc@610 1103 newline],
adamc@610 1104 string "}",
adamc@610 1105 newline,
adamc@610 1106 newline,
adamc@610 1107
adamc@639 1108 string "urlify_",
adamc@610 1109 string (Int.toString i),
adamc@639 1110 string "(it",
adamc@639 1111 string (Int.toString level),
adamc@639 1112 string ");",
adamc@610 1113 newline,
adamc@639 1114 string "});",
adamc@639 1115 newline]
adamc@639 1116 end
adamc@610 1117
adamc@640 1118 | TDatatype (Default, i, _) =>
adamc@640 1119 if IS.member (rf, i) then
adamc@640 1120 box [string "urlify_",
adamc@610 1121 string (Int.toString i),
adamc@640 1122 string "(it",
adamc@640 1123 string (Int.toString level),
adamc@640 1124 string ");",
adamc@640 1125 newline]
adamc@610 1126 else
adamc@610 1127 let
adamc@610 1128 val (x, xncs) = E.lookupDatatype env i
adamc@610 1129
adamc@610 1130 val rf = IS.add (rf, i)
adamc@610 1131
adamc@610 1132 fun doEm xncs =
adamc@610 1133 case xncs of
adamc@640 1134 [] => box [string ("uw_error(ctx, FATAL, \"Error urlifying datatype "
adamc@640 1135 ^ x ^ " (%d)\", it0->data);"),
adamc@640 1136 newline]
adamc@610 1137 | (x', n, to) :: rest =>
adamc@640 1138 box [string "if",
adamc@610 1139 space,
adamc@640 1140 string "(it0->tag==__uwc_",
adamc@640 1141 string (ident x'),
adamc@610 1142 string "_",
adamc@640 1143 string (Int.toString n),
adamc@640 1144 string ") {",
adamc@610 1145 newline,
adamc@610 1146 case to of
adamc@640 1147 NONE => box [string "uw_write(ctx, \"",
adamc@640 1148 string x',
adamc@640 1149 string "\");",
adamc@640 1150 newline]
adamc@640 1151 | SOME t => box [string "uw_write(ctx, \"",
adamc@640 1152 string x',
adamc@640 1153 string "/\");",
adamc@640 1154 newline,
adamc@640 1155 p_typ env t,
adamc@640 1156 space,
adamc@640 1157 string "it1",
adamc@640 1158 space,
adamc@640 1159 string "=",
adamc@640 1160 space,
adamc@640 1161 string "it0->data.uw_",
adamc@640 1162 string x',
adamc@640 1163 string ";",
adamc@640 1164 newline,
adamc@905 1165 urlify' rf rfl 1 t,
adamc@640 1166 newline],
adamc@640 1167 string "} else {",
adamc@610 1168 newline,
adamc@640 1169 box [doEm rest,
adamc@640 1170 newline],
adamc@640 1171 string "}",
adamc@640 1172 newline]
adamc@610 1173 in
adamc@610 1174 box [string "({",
adamc@610 1175 space,
adamc@640 1176 string "void",
adamc@610 1177 space,
adamc@640 1178 string "urlify_",
adamc@610 1179 string (Int.toString i),
adamc@640 1180 string "(",
adamc@640 1181 p_typ env t,
adamc@640 1182 space,
adamc@640 1183 string "it0) {",
adamc@610 1184 newline,
adamc@640 1185 box [doEm xncs,
adamc@610 1186 newline],
adamc@640 1187 newline,
adamc@610 1188 string "}",
adamc@610 1189 newline,
adamc@640 1190
adamc@640 1191 string "urlify_",
adamc@640 1192 string (Int.toString i),
adamc@640 1193 string "(it",
adamc@640 1194 string (Int.toString level),
adamc@640 1195 string ");",
adamc@610 1196 newline,
adamc@640 1197 string "});",
adamc@640 1198 newline]
adamc@640 1199 end
adamc@610 1200
adamc@641 1201 | TOption t =>
adamc@641 1202 box [string "if (it",
adamc@641 1203 string (Int.toString level),
adamc@641 1204 string ") {",
adamc@641 1205 if isUnboxable t then
adamc@641 1206 box [string "uw_write(ctx, \"Some/\");",
adamc@641 1207 newline,
adamc@905 1208 urlify' rf rfl level t]
adamc@610 1209 else
adamc@641 1210 box [p_typ env t,
adamc@610 1211 space,
adamc@641 1212 string "it",
adamc@641 1213 string (Int.toString (level + 1)),
adamc@610 1214 space,
adamc@610 1215 string "=",
adamc@610 1216 space,
adamc@641 1217 string "*it",
adamc@641 1218 string (Int.toString level),
adamc@610 1219 string ";",
adamc@610 1220 newline,
adamc@641 1221 string "uw_write(ctx, \"Some/\");",
adamc@610 1222 newline,
adamc@905 1223 urlify' rf rfl (level + 1) t,
adamc@641 1224 string ";",
adamc@641 1225 newline],
adamc@641 1226 string "} else {",
adamc@905 1227 box [newline,
adamc@905 1228 string "uw_write(ctx, \"None\");",
adamc@641 1229 newline],
adamc@641 1230 string "}",
adamc@641 1231 newline]
adamc@610 1232
adamc@905 1233 | TList (t, i) =>
adamc@905 1234 if IS.member (rfl, i) then
adamc@905 1235 box [string "urlifyl_",
adamc@905 1236 string (Int.toString i),
adamc@905 1237 string "(it",
adamc@905 1238 string (Int.toString level),
adamc@905 1239 string ");",
adamc@905 1240 newline]
adamc@905 1241 else
adamc@905 1242 let
adamc@905 1243 val rfl = IS.add (rfl, i)
adamc@905 1244 in
adamc@905 1245 box [string "({",
adamc@905 1246 space,
adamc@905 1247 string "void",
adamc@905 1248 space,
adamc@905 1249 string "urlifyl_",
adamc@905 1250 string (Int.toString i),
adamc@905 1251 string "(struct __uws_",
adamc@905 1252 string (Int.toString i),
adamc@905 1253 space,
adamc@905 1254 string "*it0) {",
adamc@905 1255 newline,
adamc@905 1256 box [string "if (it0) {",
adamc@905 1257 newline,
adamc@905 1258 p_typ env t,
adamc@905 1259 space,
adamc@905 1260 string "it1",
adamc@905 1261 space,
adamc@905 1262 string "=",
adamc@905 1263 space,
adamc@905 1264 string "it0->__uwf_1;",
adamc@905 1265 newline,
adamc@905 1266 string "uw_write(ctx, \"Cons/\");",
adamc@905 1267 newline,
adamc@905 1268 urlify' rf rfl 1 t,
adamc@905 1269 string ";",
adamc@905 1270 newline,
adamc@905 1271 string "uw_write(ctx, \"/\");",
adamc@905 1272 newline,
adamc@905 1273 string "urlifyl_",
adamc@905 1274 string (Int.toString i),
adamc@905 1275 string "(it0->__uwf_2);",
adamc@905 1276 newline,
adamc@905 1277 string "} else {",
adamc@905 1278 newline,
adamc@905 1279 box [string "uw_write(ctx, \"Nil\");",
adamc@905 1280 newline],
adamc@905 1281 string "}",
adamc@905 1282 newline],
adamc@905 1283 string "}",
adamc@905 1284 newline,
adamc@905 1285 newline,
adamc@905 1286
adamc@905 1287 string "urlifyl_",
adamc@905 1288 string (Int.toString i),
adamc@905 1289 string "(it",
adamc@905 1290 string (Int.toString level),
adamc@905 1291 string ");",
adamc@905 1292 newline,
adamc@905 1293 string "});",
adamc@905 1294 newline]
adamc@905 1295 end
adamc@905 1296
adamc@610 1297 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL encoding function";
adamc@610 1298 space)
adamc@610 1299 in
adamc@905 1300 urlify' IS.empty IS.empty 0 t
adamc@610 1301 end
adamc@610 1302
adamc@867 1303 fun sql_type_in env (tAll as (t, loc)) =
adamc@867 1304 case t of
adamc@867 1305 TFfi ("Basis", "int") => Int
adamc@867 1306 | TFfi ("Basis", "float") => Float
adamc@867 1307 | TFfi ("Basis", "string") => String
adamc@1011 1308 | TFfi ("Basis", "char") => Char
adamc@867 1309 | TFfi ("Basis", "bool") => Bool
adamc@867 1310 | TFfi ("Basis", "time") => Time
adamc@867 1311 | TFfi ("Basis", "blob") => Blob
adamc@867 1312 | TFfi ("Basis", "channel") => Channel
adamc@867 1313 | TFfi ("Basis", "client") => Client
adamc@867 1314 | TOption t' => Nullable (sql_type_in env t')
adamc@867 1315 | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type";
adamc@867 1316 Print.eprefaces' [("Type", p_typ env tAll)];
adamc@867 1317 Int)
adamc@867 1318
adamc@182 1319 fun p_exp' par env (e, loc) =
adamc@29 1320 case e of
adamc@276 1321 EPrim p => Prim.p_t_GCC p
adamc@29 1322 | ERel n => p_rel env n
adamc@109 1323 | ENamed n => p_enamed env n
adamc@188 1324 | ECon (Enum, pc, _) => p_patCon env pc
adamc@198 1325 | ECon (Option, pc, NONE) => string "NULL"
adamc@198 1326 | ECon (Option, pc, SOME e) =>
adamc@198 1327 let
adamc@198 1328 val to = case pc of
adamc@198 1329 PConVar n => #2 (E.lookupConstructor env n)
adamc@198 1330 | PConFfi {arg, ...} => arg
adamc@198 1331
adamc@198 1332 val t = case to of
adamc@198 1333 NONE => raise Fail "CjrPrint: ECon argument status mismatch"
adamc@198 1334 | SOME t => t
adamc@198 1335 in
adamc@463 1336 if isUnboxable t then
adamc@463 1337 p_exp' par env e
adamc@463 1338 else
adamc@463 1339 box [string "({",
adamc@463 1340 newline,
adamc@463 1341 p_typ env t,
adamc@463 1342 space,
adamc@463 1343 string "*tmp",
adamc@463 1344 space,
adamc@463 1345 string "=",
adamc@463 1346 space,
adamc@463 1347 string "uw_malloc(ctx, sizeof(",
adamc@463 1348 p_typ env t,
adamc@463 1349 string "));",
adamc@463 1350 newline,
adamc@463 1351 string "*tmp",
adamc@463 1352 space,
adamc@463 1353 string "=",
adamc@463 1354 p_exp' par env e,
adamc@463 1355 string ";",
adamc@463 1356 newline,
adamc@463 1357 string "tmp;",
adamc@463 1358 newline,
adamc@463 1359 string "})"]
adamc@198 1360 end
adamc@188 1361 | ECon (Default, pc, eo) =>
adamc@181 1362 let
adamc@196 1363 val (xd, xc, xn) = patConInfo env pc
adamc@181 1364 in
adamc@182 1365 box [string "({",
adamc@181 1366 newline,
adamc@181 1367 string "struct",
adamc@181 1368 space,
adamc@185 1369 string xd,
adamc@181 1370 space,
adamc@181 1371 string "*tmp",
adamc@181 1372 space,
adamc@181 1373 string "=",
adamc@181 1374 space,
adamc@311 1375 string "uw_malloc(ctx, sizeof(struct ",
adamc@185 1376 string xd,
adamc@181 1377 string "));",
adamc@181 1378 newline,
adamc@181 1379 string "tmp->tag",
adamc@181 1380 space,
adamc@181 1381 string "=",
adamc@181 1382 space,
adamc@185 1383 string xc,
adamc@181 1384 string ";",
adamc@181 1385 newline,
adamc@181 1386 case eo of
adamc@181 1387 NONE => box []
adamc@185 1388 | SOME e => box [string "tmp->data.",
adamc@196 1389 string xn,
adamc@181 1390 space,
adamc@181 1391 string "=",
adamc@181 1392 space,
adamc@181 1393 p_exp env e,
adamc@181 1394 string ";",
adamc@181 1395 newline],
adamc@181 1396 string "tmp;",
adamc@181 1397 newline,
adamc@181 1398 string "})"]
adamc@181 1399 end
adamc@297 1400 | ENone _ => string "NULL"
adamc@290 1401 | ESome (t, e) =>
adamc@463 1402 if isUnboxable t then
adamc@463 1403 p_exp' par env e
adamc@463 1404 else
adamc@463 1405 box [string "({",
adamc@463 1406 newline,
adamc@463 1407 p_typ env t,
adamc@463 1408 space,
adamc@463 1409 string "*tmp",
adamc@463 1410 space,
adamc@463 1411 string "=",
adamc@463 1412 space,
adamc@463 1413 string "uw_malloc(ctx, sizeof(",
adamc@463 1414 p_typ env t,
adamc@463 1415 string "));",
adamc@463 1416 newline,
adamc@463 1417 string "*tmp",
adamc@463 1418 space,
adamc@463 1419 string "=",
adamc@463 1420 p_exp' par env e,
adamc@463 1421 string ";",
adamc@463 1422 newline,
adamc@463 1423 string "tmp;",
adamc@463 1424 newline,
adamc@463 1425 string "})"]
adamc@109 1426
adamc@316 1427 | EFfi (m, x) => box [string "uw_", p_ident m, string "_", p_ident x]
adamc@283 1428 | EError (e, t) =>
adamc@283 1429 box [string "({",
adamc@283 1430 newline,
adamc@283 1431 p_typ env t,
adamc@283 1432 space,
adamc@283 1433 string "tmp;",
adamc@283 1434 newline,
adamc@311 1435 string "uw_error(ctx, FATAL, \"",
adamc@292 1436 string (ErrorMsg.spanToString loc),
adamc@292 1437 string ": %s\", ",
adamc@283 1438 p_exp env e,
adamc@283 1439 string ");",
adamc@283 1440 newline,
adamc@283 1441 string "tmp;",
adamc@283 1442 newline,
adamc@283 1443 string "})"]
adamc@741 1444 | EReturnBlob {blob, mimeType, t} =>
adamc@741 1445 box [string "({",
adamc@741 1446 newline,
adamc@741 1447 p_typ env t,
adamc@741 1448 space,
adamc@741 1449 string "tmp;",
adamc@741 1450 newline,
adamc@741 1451 string "uw_return_blob(ctx, ",
adamc@741 1452 p_exp env blob,
adamc@741 1453 string ", ",
adamc@741 1454 p_exp env mimeType,
adamc@741 1455 string ");",
adamc@741 1456 newline,
adamc@741 1457 string "tmp;",
adamc@741 1458 newline,
adamc@741 1459 string "})"]
adamc@1065 1460 | ERedirect (e, t) =>
adamc@1065 1461 box [string "({",
adamc@1065 1462 newline,
adamc@1065 1463 p_typ env t,
adamc@1065 1464 space,
adamc@1065 1465 string "tmp;",
adamc@1065 1466 newline,
adamc@1065 1467 string "uw_redirect(ctx, ",
adamc@1065 1468 p_exp env e,
adamc@1065 1469 string ");",
adamc@1065 1470 newline,
adamc@1065 1471 string "tmp;",
adamc@1065 1472 newline,
adamc@1065 1473 string "})"]
adamc@476 1474 | EApp ((EError (e, (TFun (_, ran), _)), loc), _) =>
adamc@476 1475 p_exp env (EError (e, ran), loc)
adamc@741 1476 | EApp ((EReturnBlob {blob, mimeType, t = (TFun (_, ran), _)}, loc), _) =>
adamc@741 1477 p_exp env (EReturnBlob {blob = blob, mimeType = mimeType, t = ran}, loc)
adamc@476 1478
adamc@922 1479 | EFfiApp ("Basis", "strcat", [e1, e2]) =>
adamc@922 1480 let
adamc@922 1481 fun flatten e =
adamc@922 1482 case #1 e of
adamc@922 1483 EFfiApp ("Basis", "strcat", [e1, e2]) => flatten e1 @ flatten e2
adamc@922 1484 | _ => [e]
adamc@922 1485 in
adamc@922 1486 case flatten e1 @ flatten e2 of
adamc@922 1487 [e1, e2] => box [string "uw_Basis_strcat(ctx, ",
adamc@922 1488 p_exp env e1,
adamc@922 1489 string ",",
adamc@922 1490 p_exp env e2,
adamc@922 1491 string ")"]
adamc@922 1492 | es => box [string "uw_Basis_mstrcat(ctx, ",
adamc@922 1493 p_list (p_exp env) es,
adamc@922 1494 string ", NULL)"]
adamc@922 1495 end
adamc@922 1496
adamc@765 1497 | EFfiApp (m, x, []) => box [string "uw_",
adamc@765 1498 p_ident m,
adamc@765 1499 string "_",
adamc@765 1500 p_ident x,
adamc@765 1501 string "(ctx)"]
adamc@765 1502
adamc@311 1503 | EFfiApp (m, x, es) => box [string "uw_",
adamc@316 1504 p_ident m,
adamc@53 1505 string "_",
adamc@316 1506 p_ident x,
adamc@117 1507 string "(ctx, ",
adamc@53 1508 p_list (p_exp env) es,
adamc@53 1509 string ")"]
adamc@316 1510 | EApp (f, args) =>
adamc@316 1511 parenIf par (box [p_exp' true env f,
adamc@316 1512 string "(ctx,",
adamc@316 1513 space,
adamc@316 1514 p_list_sep (box [string ",", space]) (p_exp env) args,
adamc@316 1515 string ")"])
adamc@29 1516
adamc@387 1517 | EUnop (s, e1) =>
adamc@387 1518 parenIf par (box [string s,
adamc@387 1519 space,
adamc@387 1520 p_exp' true env e1])
adamc@387 1521
adamc@387 1522 | EBinop (s, e1, e2) =>
adamc@389 1523 if Char.isAlpha (String.sub (s, size s - 1)) then
adamc@389 1524 box [string s,
adamc@390 1525 string "(",
adamc@389 1526 p_exp env e1,
adamc@389 1527 string ",",
adamc@389 1528 space,
adamc@389 1529 p_exp env e2,
adamc@389 1530 string ")"]
adamc@389 1531 else
adamc@389 1532 parenIf par (box [p_exp' true env e1,
adamc@389 1533 space,
adamc@389 1534 string s,
adamc@389 1535 space,
adamc@389 1536 p_exp' true env e2])
adamc@387 1537
adamc@29 1538 | ERecord (i, xes) => box [string "({",
adamc@29 1539 space,
adamc@29 1540 string "struct",
adamc@29 1541 space,
adamc@311 1542 string ("__uws_" ^ Int.toString i),
adamc@29 1543 space,
adamc@181 1544 string "tmp",
adamc@29 1545 space,
adamc@29 1546 string "=",
adamc@29 1547 space,
adamc@29 1548 string "{",
adamc@29 1549 p_list (fn (_, e) =>
adamc@29 1550 p_exp env e) xes,
adamc@29 1551 string "};",
adamc@29 1552 space,
adamc@181 1553 string "tmp;",
adamc@29 1554 space,
adamc@29 1555 string "})" ]
adamc@29 1556 | EField (e, x) =>
adamc@29 1557 box [p_exp' true env e,
adamc@311 1558 string ".__uwf_",
adamc@316 1559 p_ident x]
adamc@29 1560
adamc@182 1561 | ECase (e, pes, {disc, result}) =>
adamc@182 1562 let
adamc@182 1563 val final = newGoto ()
adamc@182 1564
adamc@182 1565 val body = foldl (fn ((p, e), body) =>
adamc@182 1566 let
adamc@182 1567 val exit = newGoto ()
adamc@182 1568 val (pr, _) = p_pat_preamble env p
adamc@182 1569 val (p, env) = p_pat (env,
adamc@182 1570 box [string "goto",
adamc@182 1571 space,
adamc@182 1572 exit,
adamc@182 1573 string ";"],
adamc@182 1574 0) p
adamc@182 1575 in
adamc@182 1576 box [body,
adamc@182 1577 box [string "{",
adamc@182 1578 newline,
adamc@182 1579 pr,
adamc@182 1580 newline,
adamc@182 1581 p,
adamc@182 1582 newline,
adamc@182 1583 string "result",
adamc@182 1584 space,
adamc@182 1585 string "=",
adamc@182 1586 space,
adamc@182 1587 p_exp env e,
adamc@182 1588 string ";",
adamc@182 1589 newline,
adamc@182 1590 string "goto",
adamc@182 1591 space,
adamc@182 1592 final,
adamc@182 1593 string ";",
adamc@182 1594 newline,
adamc@182 1595 string "}"],
adamc@182 1596 newline,
adamc@182 1597 exit,
adamc@182 1598 string ":",
adamc@182 1599 newline]
adamc@182 1600 end) (box []) pes
adamc@182 1601 in
adamc@182 1602 box [string "({",
adamc@182 1603 newline,
adamc@182 1604 p_typ env disc,
adamc@182 1605 space,
adamc@182 1606 string "disc0",
adamc@182 1607 space,
adamc@182 1608 string "=",
adamc@182 1609 space,
adamc@182 1610 p_exp env e,
adamc@182 1611 string ";",
adamc@182 1612 newline,
adamc@182 1613 p_typ env result,
adamc@182 1614 space,
adamc@182 1615 string "result;",
adamc@182 1616 newline,
adamc@182 1617 body,
adamc@311 1618 string "uw_error(ctx, FATAL, \"",
adamc@182 1619 string (ErrorMsg.spanToString loc),
adamc@182 1620 string ": pattern match failure\");",
adamc@182 1621 newline,
adamc@182 1622 final,
adamc@182 1623 string ":",
adamc@182 1624 space,
adamc@182 1625 string "result;",
adamc@182 1626 newline,
adamc@182 1627 string "})"]
adamc@182 1628 end
adamc@181 1629
adamc@311 1630 | EWrite e => box [string "(uw_write(ctx, ",
adamc@102 1631 p_exp env e,
adamc@311 1632 string "), uw_unit_v)"]
adamc@102 1633
adamc@106 1634 | ESeq (e1, e2) => box [string "(",
adamc@106 1635 p_exp env e1,
adamc@106 1636 string ",",
adamc@106 1637 space,
adamc@106 1638 p_exp env e2,
adamc@106 1639 string ")"]
adamc@269 1640 | ELet (x, t, e1, e2) => box [string "({",
adamc@269 1641 newline,
adamc@269 1642 p_typ env t,
adamc@269 1643 space,
adamc@311 1644 string "__uwr_",
adamc@316 1645 p_ident x,
adamc@272 1646 string "_",
adamc@272 1647 string (Int.toString (E.countERels env)),
adamc@269 1648 space,
adamc@269 1649 string "=",
adamc@269 1650 space,
adamc@269 1651 p_exp env e1,
adamc@269 1652 string ";",
adamc@269 1653 newline,
adamc@269 1654 p_exp (E.pushERel env x t) e2,
adamc@269 1655 string ";",
adamc@269 1656 newline,
adamc@269 1657 string "})"]
adamc@269 1658
adamc@282 1659 | EQuery {exps, tables, rnum, state, query, body, initial, prepared} =>
adamc@278 1660 let
adamc@316 1661 val exps = map (fn (x, t) => ("__uwf_" ^ ident x, t)) exps
adamc@278 1662 val tables = ListUtil.mapConcat (fn (x, xts) =>
adamc@316 1663 map (fn (x', t) => ("__uwf_" ^ ident x ^ ".__uwf_" ^ ident x', t)) xts)
adamc@278 1664 tables
adamc@638 1665
adamc@1168 1666 val sort = ListMergeSort.sort (fn ((s1, _), (s2, _)) => String.compare (s1, s2) = GREATER)
adamc@1168 1667 val outputs = sort exps @ sort tables
adamc@324 1668
adamc@324 1669 val wontLeakStrings = notLeaky env true state
adamc@324 1670 val wontLeakAnything = notLeaky env false state
adamc@867 1671
adamc@867 1672 val inputs =
adamc@867 1673 case prepared of
adamc@867 1674 NONE => []
adamc@867 1675 | SOME _ => getPargs query
adamc@867 1676
adamc@867 1677 fun doCols p_getcol =
adamc@867 1678 box [string "struct __uws_",
adamc@867 1679 string (Int.toString rnum),
adamc@867 1680 string " __uwr_r_",
adamc@867 1681 string (Int.toString (E.countERels env)),
adamc@867 1682 string ";",
adamc@867 1683 newline,
adamc@867 1684 p_typ env state,
adamc@867 1685 space,
adamc@867 1686 string "__uwr_acc_",
adamc@867 1687 string (Int.toString (E.countERels env + 1)),
adamc@867 1688 space,
adamc@867 1689 string "=",
adamc@867 1690 space,
adamc@867 1691 string "acc;",
adamc@867 1692 newline,
adamc@867 1693 newline,
adamc@1114 1694
adamc@1114 1695 if Settings.getDeadlines () then
adamc@1114 1696 box [string "uw_check_deadline(ctx);",
adamc@1114 1697 newline]
adamc@1114 1698 else
adamc@1114 1699 box [],
adamc@1114 1700
adamc@867 1701 p_list_sepi (box []) (fn i =>
adamc@867 1702 fn (proj, t) =>
adamc@867 1703 box [string "__uwr_r_",
adamc@867 1704 string (Int.toString (E.countERels env)),
adamc@867 1705 string ".",
adamc@867 1706 string proj,
adamc@867 1707 space,
adamc@867 1708 string "=",
adamc@867 1709 space,
adamc@880 1710 p_getcol {loc = loc,
adamc@880 1711 wontLeakStrings = wontLeakStrings,
adamc@867 1712 col = i,
adamc@867 1713 typ = sql_type_in env t},
adamc@867 1714 string ";",
adamc@867 1715 newline]) outputs,
adamc@867 1716 newline,
adamc@867 1717 newline,
adamc@867 1718
adamc@867 1719 string "acc",
adamc@867 1720 space,
adamc@867 1721 string "=",
adamc@867 1722 space,
adamc@867 1723 p_exp (E.pushERel
adamc@867 1724 (E.pushERel env "r" (TRecord rnum, loc))
adamc@867 1725 "acc" state)
adamc@867 1726 body,
adamc@867 1727 string ";",
adamc@867 1728 newline]
adamc@278 1729 in
adamc@640 1730 box [if wontLeakAnything then
adamc@704 1731 string "(uw_begin_region(ctx), "
adamc@324 1732 else
adamc@324 1733 box [],
adamc@324 1734 string "({",
adamc@278 1735 newline,
adamc@640 1736 p_typ env state,
adamc@640 1737 space,
adamc@640 1738 string "acc",
adamc@640 1739 space,
adamc@640 1740 string "=",
adamc@640 1741 space,
adamc@640 1742 p_exp env initial,
adamc@640 1743 string ";",
adamc@640 1744 newline,
adamc@867 1745 string "int dummy = (uw_begin_region(ctx), 0);",
adamc@640 1746 newline,
adamc@640 1747
adamc@282 1748 case prepared of
adamc@867 1749 NONE =>
adamc@867 1750 box [string "char *query = ",
adamc@867 1751 p_exp env query,
adamc@867 1752 string ";",
adamc@867 1753 newline,
adamc@867 1754 newline,
adamc@282 1755
adamc@867 1756 #query (Settings.currentDbms ())
adamc@867 1757 {loc = loc,
adamc@873 1758 cols = map (fn (_, t) => sql_type_in env t) outputs,
adamc@867 1759 doCols = doCols}]
adamc@879 1760 | SOME {id, query, nested} =>
adamc@867 1761 box [p_list_sepi newline
adamc@867 1762 (fn i => fn (e, t) =>
adamc@867 1763 box [p_sql_type t,
adamc@867 1764 space,
adamc@867 1765 string "arg",
adamc@867 1766 string (Int.toString (i + 1)),
adamc@867 1767 space,
adamc@867 1768 string "=",
adamc@867 1769 space,
adamc@867 1770 p_exp env e,
adamc@867 1771 string ";"])
adamc@867 1772 inputs,
adamc@867 1773 newline,
adamc@867 1774 newline,
adamc@640 1775
adamc@867 1776 #queryPrepared (Settings.currentDbms ())
adamc@867 1777 {loc = loc,
adamc@867 1778 id = id,
adamc@867 1779 query = query,
adamc@867 1780 inputs = map #2 inputs,
adamc@873 1781 cols = map (fn (_, t) => sql_type_in env t) outputs,
adamc@879 1782 doCols = doCols,
adamc@879 1783 nested = nested}],
adamc@278 1784 newline,
adamc@277 1785
adamc@324 1786 if wontLeakAnything then
adamc@324 1787 box [string "uw_end_region(ctx);",
adamc@324 1788 newline]
adamc@324 1789 else
adamc@324 1790 box [],
adamc@278 1791 string "acc;",
adamc@278 1792 newline,
adamc@704 1793 string "})",
adamc@704 1794 if wontLeakAnything then
adamc@704 1795 string ")"
adamc@704 1796 else
adamc@704 1797 box []]
adamc@278 1798 end
adamc@106 1799
adam@1293 1800 | EDml {dml, prepared, mode} =>
adam@1295 1801 box [string "(uw_begin_region(ctx), ({",
adamc@307 1802 newline,
adamc@307 1803 case prepared of
adamc@307 1804 NONE => box [string "char *dml = ",
adamc@307 1805 p_exp env dml,
adamc@307 1806 string ";",
adamc@868 1807 newline,
adamc@868 1808 newline,
adam@1293 1809 #dml (Settings.currentDbms ()) (loc, mode)]
adamc@879 1810 | SOME {id, dml = dml'} =>
adamc@307 1811 let
adamc@868 1812 val inputs = getPargs dml
adamc@307 1813 in
adamc@307 1814 box [p_list_sepi newline
adamc@307 1815 (fn i => fn (e, t) =>
adamc@307 1816 box [p_sql_type t,
adamc@307 1817 space,
adamc@307 1818 string "arg",
adamc@307 1819 string (Int.toString (i + 1)),
adamc@307 1820 space,
adamc@307 1821 string "=",
adamc@307 1822 space,
adamc@307 1823 p_exp env e,
adamc@307 1824 string ";"])
adamc@868 1825 inputs,
adamc@307 1826 newline,
adamc@307 1827 newline,
adamc@307 1828
adamc@868 1829 #dmlPrepared (Settings.currentDbms ()) {loc = loc,
adamc@868 1830 id = id,
adamc@868 1831 dml = dml',
adam@1293 1832 inputs = map #2 inputs,
adam@1293 1833 mode = mode}]
adamc@307 1834 end,
adamc@307 1835 newline,
adamc@307 1836 newline,
adamc@337 1837 string "uw_end_region(ctx);",
adamc@337 1838 newline,
adam@1293 1839
adam@1293 1840 case mode of
adam@1293 1841 Settings.Error => string "uw_unit_v;"
adam@1295 1842 | Settings.None => string "uw_dup_and_clear_error_message(ctx);",
adam@1293 1843
adamc@307 1844 newline,
adam@1295 1845 string "}))"]
adamc@307 1846
adamc@338 1847 | ENextval {seq, prepared} =>
adamc@878 1848 box [string "({",
adamc@878 1849 newline,
adamc@878 1850 string "uw_Basis_int n;",
adamc@878 1851 newline,
adamc@869 1852
adamc@878 1853 case prepared of
adamc@878 1854 NONE => #nextval (Settings.currentDbms ()) {loc = loc,
adamc@878 1855 seqE = p_exp env seq,
adamc@878 1856 seqName = case #1 seq of
adamc@878 1857 EPrim (Prim.String s) => SOME s
adamc@878 1858 | _ => NONE}
adamc@879 1859 | SOME {id, query} => #nextvalPrepared (Settings.currentDbms ()) {loc = loc,
adamc@878 1860 id = id,
adamc@878 1861 query = query},
adamc@878 1862 newline,
adamc@878 1863 newline,
adamc@869 1864
adamc@878 1865 string "n;",
adamc@878 1866 newline,
adamc@878 1867 string "})"]
adamc@338 1868
adamc@1073 1869 | ESetval {seq, count} =>
adamc@1073 1870 box [string "({",
adamc@1073 1871 newline,
adamc@1073 1872
adamc@1073 1873 #setval (Settings.currentDbms ()) {loc = loc,
adamc@1073 1874 seqE = p_exp env seq,
adamc@1073 1875 count = p_exp env count},
adamc@1073 1876 newline,
adamc@1073 1877 newline,
adamc@1073 1878
adamc@1073 1879 string "uw_unit_v;",
adamc@1073 1880 newline,
adamc@1073 1881 string "})"]
adamc@1073 1882
adamc@1112 1883 | EUnurlify (e, t, true) =>
adamc@463 1884 let
adamc@463 1885 fun getIt () =
adamc@463 1886 if isUnboxable t then
adamc@1023 1887 unurlify false env t
adamc@463 1888 else
adamc@463 1889 box [string "({",
adamc@463 1890 newline,
adamc@463 1891 p_typ env t,
adamc@463 1892 string " *tmp = uw_malloc(ctx, sizeof(",
adamc@463 1893 p_typ env t,
adamc@463 1894 string "));",
adamc@463 1895 newline,
adamc@463 1896 string "*tmp = ",
adamc@1023 1897 unurlify false env t,
adamc@463 1898 string ";",
adamc@463 1899 newline,
adamc@463 1900 string "tmp;",
adamc@463 1901 newline,
adamc@463 1902 string "})"]
adamc@463 1903 in
adamc@463 1904 box [string "({",
adamc@463 1905 newline,
adamc@737 1906 string "uw_Basis_string request = uw_maybe_strdup(ctx, ",
adamc@463 1907 p_exp env e,
adamc@492 1908 string ");",
adamc@463 1909 newline,
adamc@463 1910 newline,
adamc@463 1911 string "(request ? ",
adamc@463 1912 getIt (),
adamc@463 1913 string " : NULL);",
adamc@463 1914 newline,
adamc@463 1915 string "})"]
adamc@463 1916 end
adamc@463 1917
adamc@1112 1918 | EUnurlify (e, t, false) =>
adamc@1112 1919 let
adamc@1112 1920 fun getIt () =
adamc@1112 1921 if isUnboxable t then
adamc@1112 1922 unurlify false env t
adamc@1112 1923 else
adamc@1112 1924 box [string "({",
adamc@1112 1925 newline,
adamc@1112 1926 p_typ env t,
adamc@1112 1927 string " *tmp = uw_malloc(ctx, sizeof(",
adamc@1112 1928 p_typ env t,
adamc@1112 1929 string "));",
adamc@1112 1930 newline,
adamc@1112 1931 string "*tmp = ",
adamc@1112 1932 unurlify false env t,
adamc@1112 1933 string ";",
adamc@1112 1934 newline,
adamc@1112 1935 string "tmp;",
adamc@1112 1936 newline,
adamc@1112 1937 string "})"]
adamc@1112 1938 in
adamc@1112 1939 box [string "({",
adamc@1112 1940 newline,
adamc@1112 1941 string "uw_Basis_string request = uw_maybe_strdup(ctx, ",
adamc@1112 1942 p_exp env e,
adamc@1112 1943 string ");",
adamc@1112 1944 newline,
adamc@1112 1945 newline,
adamc@1112 1946 unurlify false env t,
adamc@1112 1947 string ";",
adamc@1112 1948 newline,
adamc@1112 1949 string "})"]
adamc@1112 1950 end
adamc@1112 1951
adamc@29 1952 and p_exp env = p_exp' false env
adamc@29 1953
adamc@1114 1954 fun p_fun isRec env (fx, n, args, ran, e) =
adamc@129 1955 let
adamc@129 1956 val nargs = length args
adamc@129 1957 val env' = foldl (fn ((x, dom), env) => E.pushERel env x dom) env args
adamc@129 1958 in
adamc@129 1959 box [string "static",
adamc@129 1960 space,
adamc@129 1961 p_typ env ran,
adamc@129 1962 space,
adamc@316 1963 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@129 1964 string "(",
adamc@129 1965 p_list_sep (box [string ",", space]) (fn x => x)
adamc@311 1966 (string "uw_context ctx" :: ListUtil.mapi (fn (i, (_, dom)) =>
adamc@129 1967 box [p_typ env dom,
adamc@129 1968 space,
adamc@129 1969 p_rel env' (nargs - i - 1)]) args),
adamc@129 1970 string ")",
adamc@129 1971 space,
adamc@129 1972 string "{",
adamc@129 1973 newline,
adamc@1114 1974 if isRec andalso Settings.getDeadlines () then
adamc@1114 1975 box [string "uw_check_deadline(ctx);",
adamc@1114 1976 newline]
adamc@1114 1977 else
adamc@1114 1978 box [],
adamc@638 1979 box [string "return(",
adamc@638 1980 p_exp env' e,
adamc@638 1981 string ");"],
adamc@129 1982 newline,
adamc@129 1983 string "}"]
adamc@129 1984 end
adamc@129 1985
adamc@129 1986 fun p_decl env (dAll as (d, _) : decl) =
adamc@29 1987 case d of
adamc@29 1988 DStruct (n, xts) =>
adamc@196 1989 let
adamc@196 1990 val env = E.declBinds env dAll
adamc@196 1991 in
adamc@196 1992 box [string "struct",
adamc@196 1993 space,
adamc@311 1994 string ("__uws_" ^ Int.toString n),
adamc@196 1995 space,
adamc@196 1996 string "{",
adamc@196 1997 newline,
adamc@196 1998 p_list_sep (box []) (fn (x, t) => box [p_typ env t,
adamc@196 1999 space,
adamc@311 2000 string "__uwf_",
adamc@316 2001 p_ident x,
adamc@196 2002 string ";",
adamc@196 2003 newline]) xts,
adamc@196 2004 string "};"]
adamc@196 2005 end
adamc@809 2006 | DDatatype dts =>
adamc@165 2007 let
adamc@809 2008 val dts = ListMergeSort.sort (fn ((dk1, _, _, _), (dk2, _, _, _)) =>
adamc@809 2009 dk1 = Enum andalso dk2 <> Enum) dts
adamc@809 2010
adamc@809 2011 fun p_one (Enum, x, n, xncs) =
adamc@809 2012 box [string "enum",
adamc@809 2013 space,
adamc@809 2014 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2015 space,
adamc@809 2016 string "{",
adamc@809 2017 space,
adam@1298 2018 case xncs of
adam@1298 2019 [] => string ("__uwec_" ^ ident x ^ "_" ^ Int.toString n)
adam@1298 2020 | _ =>
adam@1298 2021 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adam@1298 2022 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n)) xncs,
adamc@809 2023 space,
adamc@809 2024 string "};"]
adamc@809 2025 | p_one (Option, _, _, _) = box []
adamc@809 2026 | p_one (Default, x, n, xncs) =
adamc@809 2027 let
adamc@809 2028 val xncsArgs = List.mapPartial (fn (x, n, NONE) => NONE
adamc@809 2029 | (x, n, SOME t) => SOME (x, n, t)) xncs
adamc@809 2030 in
adamc@809 2031 box [string "enum",
adamc@809 2032 space,
adamc@809 2033 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2034 space,
adamc@809 2035 string "{",
adamc@809 2036 space,
adamc@809 2037 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adamc@809 2038 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n))
adamc@809 2039 xncs,
adamc@809 2040 space,
adamc@809 2041 string "};",
adamc@809 2042 newline,
adamc@809 2043 newline,
adamc@809 2044 string "struct",
adamc@809 2045 space,
adamc@809 2046 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2047 space,
adamc@809 2048 string "{",
adamc@809 2049 newline,
adamc@809 2050 string "enum",
adamc@809 2051 space,
adamc@809 2052 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@809 2053 space,
adamc@809 2054 string "tag;",
adamc@809 2055 newline,
adamc@809 2056 box (case xncsArgs of
adamc@809 2057 [] => []
adamc@809 2058 | _ => [string "union",
adamc@809 2059 space,
adamc@809 2060 string "{",
adamc@809 2061 newline,
adamc@809 2062 p_list_sep newline (fn (x, n, t) => box [p_typ env t,
adamc@809 2063 space,
adamc@809 2064 string ("uw_" ^ ident x),
adamc@809 2065 string ";"]) xncsArgs,
adamc@809 2066 newline,
adamc@809 2067 string "}",
adamc@809 2068 space,
adamc@809 2069 string "data;",
adamc@809 2070 newline]),
adamc@809 2071 string "};"]
adamc@809 2072 end
adamc@165 2073 in
adamc@809 2074 p_list_sep (box []) p_one dts
adamc@188 2075 end
adamc@29 2076
adamc@196 2077 | DDatatypeForward _ => box []
adamc@196 2078
adamc@29 2079 | DVal (x, n, t, e) =>
adamc@29 2080 box [p_typ env t,
adamc@29 2081 space,
adamc@316 2082 string ("__uwn_" ^ ident x ^ "_" ^ Int.toString n),
adamc@29 2083 space,
adamc@29 2084 string "=",
adamc@29 2085 space,
adamc@29 2086 p_exp env e,
adamc@29 2087 string ";"]
adamc@1114 2088 | DFun vi => p_fun false env vi
adamc@129 2089 | DFunRec vis =>
adamc@29 2090 let
adamc@129 2091 val env = E.declBinds env dAll
adamc@29 2092 in
adamc@129 2093 box [p_list_sep newline (fn (fx, n, args, ran, _) =>
adamc@129 2094 box [string "static",
adamc@129 2095 space,
adamc@129 2096 p_typ env ran,
adamc@129 2097 space,
adamc@316 2098 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@311 2099 string "(uw_context,",
adamc@129 2100 space,
adamc@129 2101 p_list_sep (box [string ",", space])
adamc@129 2102 (fn (_, dom) => p_typ env dom) args,
adamc@129 2103 string ");"]) vis,
adamc@29 2104 newline,
adamc@1114 2105 p_list_sep newline (p_fun true env) vis,
adamc@129 2106 newline]
adamc@29 2107 end
adamc@707 2108 | DTable (x, _, pk, csts) => box [string "/* SQL table ",
adamc@707 2109 string x,
adamc@707 2110 space,
adamc@707 2111 case pk of
adamc@707 2112 "" => box []
adamc@707 2113 | _ => box [string "keys",
adamc@707 2114 space,
adamc@707 2115 string pk,
adamc@707 2116 space],
adamc@707 2117 string "constraints",
adamc@707 2118 space,
adamc@707 2119 p_list (fn (x, v) => box [string x,
adamc@707 2120 space,
adamc@707 2121 string ":",
adamc@707 2122 space,
adamc@707 2123 string v]) csts,
adamc@707 2124 space,
adamc@707 2125 string " */",
adamc@707 2126 newline]
adamc@338 2127 | DSequence x => box [string "/* SQL sequence ",
adamc@338 2128 string x,
adamc@338 2129 string " */",
adamc@338 2130 newline]
adamc@754 2131 | DView (x, _, s) => box [string "/* SQL view ",
adamc@754 2132 string x,
adamc@754 2133 space,
adamc@754 2134 string "AS",
adamc@754 2135 space,
adamc@754 2136 string s,
adamc@754 2137 space,
adamc@754 2138 string " */",
adamc@754 2139 newline]
adamc@870 2140 | DDatabase _ => box []
adamc@870 2141 | DPreparedStatements _ => box []
adamc@282 2142
adamc@569 2143 | DJavaScript s => box [string "static char jslib[] = \"",
adam@1285 2144 string (String.toCString s),
adamc@569 2145 string "\";"]
adamc@725 2146 | DCookie s => box [string "/*",
adamc@725 2147 space,
adamc@725 2148 string "cookie",
adamc@725 2149 space,
adamc@725 2150 string s,
adamc@725 2151 space,
adamc@725 2152 string "*/"]
adamc@720 2153 | DStyle s => box [string "/*",
adamc@720 2154 space,
adamc@720 2155 string "style",
adamc@720 2156 space,
adamc@720 2157 string s,
adamc@720 2158 space,
adamc@720 2159 string "*/"]
adamc@569 2160
adamc@1075 2161 | DTask _ => box []
adam@1294 2162 | DOnError _ => box []
adamc@1073 2163
adamc@144 2164 datatype 'a search =
adamc@144 2165 Found of 'a
adamc@144 2166 | NotFound
adamc@144 2167 | Error
adamc@120 2168
adamc@467 2169 fun p_sqltype'' env (tAll as (t, loc)) =
adamc@275 2170 case t of
adamc@275 2171 TFfi ("Basis", "int") => "int8"
adamc@275 2172 | TFfi ("Basis", "float") => "float8"
adamc@275 2173 | TFfi ("Basis", "string") => "text"
adamc@275 2174 | TFfi ("Basis", "bool") => "bool"
adamc@438 2175 | TFfi ("Basis", "time") => "timestamp"
adamc@737 2176 | TFfi ("Basis", "blob") => "bytea"
adamc@682 2177 | TFfi ("Basis", "channel") => "int8"
adamc@682 2178 | TFfi ("Basis", "client") => "int4"
adamc@275 2179 | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type";
adamc@275 2180 Print.eprefaces' [("Type", p_typ env tAll)];
adamc@275 2181 "ERROR")
adamc@275 2182
adamc@467 2183 fun p_sqltype' env (tAll as (t, loc)) =
adamc@467 2184 case t of
adamc@467 2185 (TOption t, _) => p_sqltype'' env t
adamc@467 2186 | _ => p_sqltype'' env t ^ " NOT NULL"
adamc@467 2187
adamc@275 2188 fun p_sqltype env t = string (p_sqltype' env t)
adamc@101 2189
adamc@467 2190 fun p_sqltype_base' env t =
adamc@467 2191 case t of
adamc@467 2192 (TOption t, _) => p_sqltype'' env t
adamc@467 2193 | _ => p_sqltype'' env t
adamc@467 2194
adamc@467 2195 fun p_sqltype_base env t = string (p_sqltype_base' env t)
adamc@467 2196
adamc@467 2197 fun is_not_null t =
adamc@467 2198 case t of
adamc@467 2199 (TOption _, _) => false
adamc@467 2200 | _ => true
adamc@467 2201
adamc@734 2202 fun sigName fields =
adamc@734 2203 let
adamc@734 2204 fun inFields s = List.exists (fn (s', _) => s' = s) fields
adamc@734 2205
adamc@734 2206 fun getSigName n =
adamc@734 2207 let
adamc@734 2208 val s = "Sig" ^ Int.toString n
adamc@734 2209 in
adamc@734 2210 if inFields s then
adamc@734 2211 getSigName (n + 1)
adamc@734 2212 else
adamc@734 2213 s
adamc@734 2214 end
adamc@734 2215 in
adamc@734 2216 if inFields "Sig" then
adamc@734 2217 getSigName 0
adamc@734 2218 else
adamc@734 2219 "Sig"
adamc@734 2220 end
adamc@734 2221
adamc@101 2222 fun p_file env (ds, ps) =
adamc@29 2223 let
adamc@101 2224 val (pds, env) = ListUtil.foldlMap (fn (d, env) =>
adamc@638 2225 (p_decl env d,
adamc@638 2226 E.declBinds env d))
adamc@101 2227 env ds
adamc@144 2228
adamc@779 2229 fun flatFields always (t : typ) =
adamc@756 2230 case #1 t of
adamc@756 2231 TRecord i =>
adamc@756 2232 let
adamc@756 2233 val xts = E.lookupStruct env i
adamc@756 2234 in
adamc@779 2235 SOME ((always @ map #1 xts) :: List.concat (List.mapPartial (flatFields [] o #2) xts))
adamc@756 2236 end
adamc@759 2237 | TList (_, i) =>
adamc@759 2238 let
adamc@759 2239 val ts = E.lookupStruct env i
adamc@759 2240 in
adamc@759 2241 case ts of
adamc@779 2242 [("1", t'), ("2", _)] => flatFields [] t'
adamc@759 2243 | _ => raise Fail "CjrPrint: Bad struct for TList"
adamc@759 2244 end
adamc@756 2245 | _ => NONE
adamc@756 2246
adamc@1104 2247 val fields = foldl (fn ((ek, _, _, ts, _, _, _), fields) =>
adamc@144 2248 case ek of
adamc@735 2249 Link => fields
adamc@735 2250 | Rpc _ => fields
adamc@735 2251 | Action eff =>
adamc@280 2252 case List.nth (ts, length ts - 2) of
adamc@756 2253 (TRecord i, loc) =>
adamc@144 2254 let
adamc@144 2255 val xts = E.lookupStruct env i
adamc@779 2256 val extra = case eff of
adamc@779 2257 ReadCookieWrite => [sigName xts]
adamc@779 2258 | _ => []
adamc@144 2259 in
adamc@779 2260 case flatFields extra (TRecord i, loc) of
adamc@756 2261 NONE => raise Fail "CjrPrint: flatFields impossible"
adamc@756 2262 | SOME fields' => List.revAppend (fields', fields)
adamc@144 2263 end
adamc@144 2264 | _ => raise Fail "CjrPrint: Last argument of action isn't record")
adamc@756 2265 [] ps
adamc@756 2266
adamc@756 2267 val fields = foldl (fn (xts, fields) =>
adamc@756 2268 let
adamc@756 2269 val xtsSet = SS.addList (SS.empty, xts)
adamc@756 2270 in
adamc@756 2271 foldl (fn (x, fields) =>
adamc@756 2272 let
adamc@756 2273 val xtsSet' = Option.getOpt (SM.find (fields, x), SS.empty)
adamc@756 2274 in
adamc@756 2275 SM.insert (fields, x, SS.union (SS.delete (xtsSet, x),
adamc@756 2276 xtsSet'))
adamc@756 2277 end) fields xts
adamc@756 2278 end)
adamc@756 2279 SM.empty fields
adamc@144 2280
adamc@144 2281 val fnums = SM.foldli (fn (x, xs, fnums) =>
adamc@144 2282 let
adamc@144 2283 val unusable = SS.foldl (fn (x', unusable) =>
adamc@144 2284 case SM.find (fnums, x') of
adamc@144 2285 NONE => unusable
adamc@144 2286 | SOME n => IS.add (unusable, n))
adamc@144 2287 IS.empty xs
adamc@144 2288
adamc@144 2289 fun findAvailable n =
adamc@144 2290 if IS.member (unusable, n) then
adamc@144 2291 findAvailable (n + 1)
adamc@144 2292 else
adamc@144 2293 n
adamc@144 2294 in
adamc@144 2295 SM.insert (fnums, x, findAvailable 0)
adamc@144 2296 end)
adamc@144 2297 SM.empty fields
adamc@144 2298
adamc@734 2299 val cookies = List.mapPartial (fn (DCookie s, _) => SOME s | _ => NONE) ds
adamc@734 2300
adamc@144 2301 fun makeSwitch (fnums, i) =
adamc@144 2302 case SM.foldl (fn (n, NotFound) => Found n
adamc@144 2303 | (n, Error) => Error
adamc@144 2304 | (n, Found n') => if n = n' then
adamc@144 2305 Found n'
adamc@144 2306 else
adamc@144 2307 Error) NotFound fnums of
adamc@144 2308 NotFound => box [string "return",
adamc@144 2309 space,
adamc@144 2310 string "-1;"]
adamc@144 2311 | Found n => box [string "return",
adamc@144 2312 space,
adamc@144 2313 string (Int.toString n),
adamc@144 2314 string ";"]
adamc@144 2315 | Error =>
adamc@144 2316 let
adamc@144 2317 val cmap = SM.foldli (fn (x, n, cmap) =>
adamc@144 2318 let
adamc@144 2319 val ch = if i < size x then
adamc@144 2320 String.sub (x, i)
adamc@144 2321 else
adamc@144 2322 chr 0
adamc@144 2323
adamc@144 2324 val fnums = case CM.find (cmap, ch) of
adamc@144 2325 NONE => SM.empty
adamc@144 2326 | SOME fnums => fnums
adamc@144 2327 val fnums = SM.insert (fnums, x, n)
adamc@144 2328 in
adamc@144 2329 CM.insert (cmap, ch, fnums)
adamc@144 2330 end)
adamc@144 2331 CM.empty fnums
adamc@144 2332
adamc@144 2333 val cmap = CM.listItemsi cmap
adamc@144 2334 in
adamc@144 2335 case cmap of
adamc@144 2336 [(_, fnums)] =>
adamc@144 2337 box [string "if",
adamc@144 2338 space,
adamc@144 2339 string "(name[",
adamc@144 2340 string (Int.toString i),
adamc@144 2341 string "]",
adamc@144 2342 space,
adamc@144 2343 string "==",
adamc@144 2344 space,
adamc@144 2345 string "0)",
adamc@144 2346 space,
adamc@144 2347 string "return",
adamc@144 2348 space,
adamc@144 2349 string "-1;",
adamc@144 2350 newline,
adamc@144 2351 makeSwitch (fnums, i+1)]
adamc@144 2352 | _ =>
adamc@144 2353 box [string "switch",
adamc@144 2354 space,
adamc@144 2355 string "(name[",
adamc@144 2356 string (Int.toString i),
adamc@144 2357 string "])",
adamc@144 2358 space,
adamc@144 2359 string "{",
adamc@144 2360 newline,
adamc@144 2361 box (map (fn (ch, fnums) =>
adamc@144 2362 box [string "case",
adamc@144 2363 space,
adamc@144 2364 if ch = chr 0 then
adamc@144 2365 string "0:"
adamc@144 2366 else
adamc@144 2367 box [string "'",
adamc@144 2368 string (Char.toString ch),
adamc@144 2369 string "':"],
adamc@144 2370 newline,
adamc@144 2371 makeSwitch (fnums, i+1),
adamc@144 2372 newline]) cmap),
adamc@144 2373 string "default:",
adamc@144 2374 newline,
adamc@144 2375 string "return",
adamc@144 2376 space,
adamc@144 2377 string "-1;",
adamc@144 2378 newline,
adamc@144 2379 string "}"]
adamc@144 2380 end
adamc@144 2381
adamc@756 2382 fun getInput (x, t) =
adamc@756 2383 let
adamc@756 2384 val n = case SM.find (fnums, x) of
adamc@759 2385 NONE => raise Fail ("CjrPrint: Can't find " ^ x ^ " in fnums")
adamc@756 2386 | SOME n => n
adamc@756 2387
adamc@756 2388 val f = case t of
adamc@756 2389 (TFfi ("Basis", "bool"), _) => "optional_"
adamc@756 2390 | _ => ""
adamc@756 2391 in
adamc@756 2392 if isFile t then
adamc@756 2393 box [string "uw_input_",
adamc@756 2394 p_ident x,
adamc@756 2395 space,
adamc@756 2396 string "=",
adamc@756 2397 space,
adamc@756 2398 string "uw_get_file_input(ctx, ",
adamc@756 2399 string (Int.toString n),
adamc@756 2400 string ");",
adamc@756 2401 newline]
adamc@756 2402 else case #1 t of
adamc@756 2403 TRecord i =>
adamc@756 2404 let
adamc@756 2405 val xts = E.lookupStruct env i
adamc@756 2406 in
adamc@756 2407 box [string "uw_enter_subform(ctx, ",
adamc@756 2408 string (Int.toString n),
adamc@756 2409 string ");",
adamc@756 2410 newline,
adamc@756 2411 string "uw_input_",
adamc@756 2412 p_ident x,
adamc@756 2413 space,
adamc@756 2414 string "=",
adamc@756 2415 space,
adamc@756 2416 string "({",
adamc@756 2417 box [p_typ env t,
adamc@756 2418 space,
adamc@756 2419 string "result;",
adamc@756 2420 newline,
adamc@756 2421 p_list_sep (box [])
adamc@756 2422 (fn (x, t) =>
adamc@756 2423 box [p_typ env t,
adamc@756 2424 space,
adamc@756 2425 string "uw_input_",
adamc@756 2426 string x,
adamc@756 2427 string ";",
adamc@756 2428 newline])
adamc@756 2429 xts,
adamc@756 2430 newline,
adamc@756 2431 p_list_sep (box []) (fn (x, t) =>
adamc@756 2432 box [getInput (x, t),
adamc@756 2433 string "result.__uwf_",
adamc@756 2434 string x,
adamc@756 2435 space,
adamc@756 2436 string "=",
adamc@756 2437 space,
adamc@756 2438 string "uw_input_",
adamc@756 2439 string x,
adamc@756 2440 string ";",
adamc@756 2441 newline])
adamc@756 2442 xts,
adamc@756 2443 newline,
adamc@756 2444 string "result;",
adamc@756 2445 newline],
adamc@756 2446 string "});",
adamc@756 2447 newline,
adamc@756 2448 string "uw_leave_subform(ctx);"]
adamc@756 2449 end
adamc@759 2450 | TList (t', i) =>
adamc@759 2451 let
adamc@759 2452 val xts = E.lookupStruct env i
adamc@759 2453 val i' = case xts of
adamc@759 2454 [("1", (TRecord i', loc)), ("2", _)] => i'
adamc@759 2455 | _ => raise Fail "CjrPrint: Bad TList record [2]"
adamc@759 2456 val xts = E.lookupStruct env i'
adamc@759 2457 in
adamc@759 2458 box [string "{",
adamc@759 2459 newline,
adamc@759 2460 string "int status;",
adamc@759 2461 newline,
adamc@759 2462 string "uw_input_",
adamc@759 2463 p_ident x,
adamc@759 2464 space,
adamc@759 2465 string "=",
adamc@759 2466 space,
adamc@759 2467 string "NULL;",
adamc@759 2468 newline,
adamc@759 2469 string "for (status = uw_enter_subforms(ctx, ",
adamc@759 2470 string (Int.toString n),
adamc@759 2471 string "); status; status = uw_next_entry(ctx)) {",
adamc@759 2472 newline,
adamc@759 2473 box [p_typ env t,
adamc@759 2474 space,
adamc@759 2475 string "result",
adamc@759 2476 space,
adamc@759 2477 string "=",
adamc@759 2478 space,
adamc@759 2479 string "uw_malloc(ctx, sizeof(struct __uws_",
adamc@759 2480 string (Int.toString i),
adamc@759 2481 string "));",
adamc@759 2482 newline,
adamc@759 2483 box [string "{",
adamc@759 2484 p_list_sep (box [])
adamc@759 2485 (fn (x, t) =>
adamc@759 2486 box [p_typ env t,
adamc@759 2487 space,
adamc@759 2488 string "uw_input_",
adamc@759 2489 string x,
adamc@759 2490 string ";",
adamc@759 2491 newline])
adamc@759 2492 xts,
adamc@759 2493 newline,
adamc@759 2494 p_list_sep (box []) (fn (x, t) =>
adamc@759 2495 box [getInput (x, t),
adamc@759 2496 string "result->__uwf_1.__uwf_",
adamc@759 2497 string x,
adamc@759 2498 space,
adamc@759 2499 string "=",
adamc@759 2500 space,
adamc@759 2501 string "uw_input_",
adamc@759 2502 string x,
adamc@759 2503 string ";",
adamc@759 2504 newline])
adamc@759 2505 xts,
adamc@759 2506 string "}",
adamc@759 2507 newline],
adamc@759 2508 newline,
adamc@759 2509 string "result->__uwf_2 = uw_input_",
adamc@759 2510 p_ident x,
adamc@759 2511 string ";",
adamc@759 2512 newline,
adamc@759 2513 string "uw_input_",
adamc@759 2514 p_ident x,
adamc@759 2515 string " = result;",
adamc@759 2516 newline],
adamc@759 2517 string "}}",
adamc@759 2518 newline]
adamc@759 2519 end
adamc@756 2520 | _ =>
adamc@756 2521 box [string "request = uw_get_",
adamc@756 2522 string f,
adamc@756 2523 string "input(ctx, ",
adamc@756 2524 string (Int.toString n),
adamc@756 2525 string ");",
adamc@756 2526 newline,
adamc@756 2527 string "if (request == NULL)",
adamc@756 2528 newline,
adamc@756 2529 box [string "uw_error(ctx, FATAL, \"Missing input ",
adamc@756 2530 string x,
adamc@756 2531 string "\");"],
adamc@756 2532 newline,
adamc@756 2533 string "uw_input_",
adamc@756 2534 p_ident x,
adamc@756 2535 space,
adamc@756 2536 string "=",
adamc@756 2537 space,
adamc@1023 2538 unurlify true env t,
adamc@756 2539 string ";",
adamc@756 2540 newline]
adamc@756 2541 end
adamc@756 2542
adamc@1104 2543 fun p_page (ek, s, n, ts, ran, side, tellSig) =
adamc@144 2544 let
adamc@734 2545 val (ts, defInputs, inputsVar, fields) =
adamc@144 2546 case ek of
adamc@734 2547 Core.Link => (List.take (ts, length ts - 1), string "", string "", NONE)
adamc@734 2548 | Core.Rpc _ => (List.take (ts, length ts - 1), string "", string "", NONE)
adamc@731 2549 | Core.Action _ =>
adamc@280 2550 case List.nth (ts, length ts - 2) of
adamc@144 2551 (TRecord i, _) =>
adamc@144 2552 let
adamc@144 2553 val xts = E.lookupStruct env i
adamc@144 2554 in
adamc@280 2555 (List.take (ts, length ts - 2),
adamc@144 2556 box [box (map (fn (x, t) => box [p_typ env t,
adamc@144 2557 space,
adamc@311 2558 string "uw_input_",
adamc@316 2559 p_ident x,
adamc@144 2560 string ";",
adamc@144 2561 newline]) xts),
adamc@144 2562 newline,
adamc@756 2563 box (map getInput xts),
adamc@311 2564 string "struct __uws_",
adamc@144 2565 string (Int.toString i),
adamc@144 2566 space,
adamc@311 2567 string "uw_inputs",
adamc@144 2568 space,
adamc@144 2569 string "= {",
adamc@144 2570 newline,
adamc@311 2571 box (map (fn (x, _) => box [string "uw_input_",
adamc@316 2572 p_ident x,
adamc@144 2573 string ",",
adamc@144 2574 newline]) xts),
adamc@144 2575 string "};",
adamc@144 2576 newline],
adamc@144 2577 box [string ",",
adamc@144 2578 space,
adamc@734 2579 string "uw_inputs"],
adamc@734 2580 SOME xts)
adamc@144 2581 end
adamc@144 2582
adamc@144 2583 | _ => raise Fail "CjrPrint: Last argument to an action isn't a record"
adamc@734 2584
adamc@734 2585 fun couldWrite ek =
adamc@734 2586 case ek of
adamc@734 2587 Link => false
adamc@735 2588 | Action ef => ef = ReadCookieWrite
adamc@735 2589 | Rpc ef => ef = ReadCookieWrite
adamc@863 2590
adamc@863 2591 val s =
adamc@863 2592 case Settings.getUrlPrefix () of
adamc@863 2593 "" => s
adamc@863 2594 | "/" => s
adamc@863 2595 | prefix =>
adamc@863 2596 if size s > 0 andalso String.sub (s, 0) = #"/" then
adamc@863 2597 prefix ^ String.extract (s, 1, NONE)
adamc@863 2598 else
adamc@863 2599 prefix ^ s
adamc@144 2600 in
adamc@735 2601 box [string "if (!strncmp(request, \"",
adam@1285 2602 string (String.toCString s),
adamc@735 2603 string "\", ",
adamc@735 2604 string (Int.toString (size s)),
adamc@735 2605 string ") && (request[",
adamc@735 2606 string (Int.toString (size s)),
adamc@735 2607 string "] == 0 || request[",
adamc@735 2608 string (Int.toString (size s)),
adamc@735 2609 string "] == '/')) {",
adamc@735 2610 newline,
adamc@735 2611 string "request += ",
adamc@735 2612 string (Int.toString (size s)),
adamc@735 2613 string ";",
adamc@735 2614 newline,
adamc@735 2615 string "if (*request == '/') ++request;",
adamc@735 2616 newline,
adamc@735 2617 if couldWrite ek then
adamc@734 2618 box [string "{",
adamc@734 2619 newline,
adamc@734 2620 string "uw_Basis_string sig = ",
adamc@734 2621 case fields of
adamc@734 2622 NONE => string "uw_Basis_requestHeader(ctx, \"UrWeb-Sig\")"
adamc@734 2623 | SOME fields =>
adamc@734 2624 case SM.find (fnums, sigName fields) of
adamc@734 2625 NONE => raise Fail "CjrPrint: sig name wasn't assigned a number"
adamc@734 2626 | SOME inum =>
adamc@734 2627 string ("uw_get_input(ctx, " ^ Int.toString inum ^ ")"),
adamc@734 2628 string ";",
adamc@734 2629 newline,
adamc@734 2630 string "if (sig == NULL) uw_error(ctx, FATAL, \"Missing cookie signature\");",
adamc@734 2631 newline,
adamc@734 2632 string "if (strcmp(sig, uw_cookie_sig(ctx)))",
adamc@734 2633 newline,
adamc@734 2634 box [string "uw_error(ctx, FATAL, \"Wrong cookie signature\");",
adamc@734 2635 newline],
adamc@734 2636 string "}",
adamc@734 2637 newline]
adamc@734 2638 else
adamc@734 2639 box [],
adamc@609 2640 box (case ek of
adamc@731 2641 Core.Rpc _ => [string "uw_write_header(ctx, \"Content-type: text/plain\\r\\n\");",
adamc@731 2642 newline]
adamc@609 2643 | _ => [string "uw_write_header(ctx, \"Content-type: text/html\\r\\n\");",
adamc@609 2644 newline,
adamc@609 2645 string "uw_write_header(ctx, \"Content-script-type: text/javascript\\r\\n\");",
adamc@609 2646 newline,
adamc@804 2647 string "uw_write(ctx, begin_xhtml);",
adamc@643 2648 newline,
adamc@643 2649 string "uw_set_script_header(ctx, \"",
adamc@812 2650 let
adamc@812 2651 val scripts =
adamc@812 2652 case side of
adamc@693 2653 ServerOnly => ""
adamc@1111 2654 | _ =>
adamc@1111 2655 let
adamc@1111 2656 val scripts =
adamc@1111 2657 "<script src=\\\""
adamc@1111 2658 ^ OS.Path.joinDirFile {dir = Settings.getUrlPrefix (),
adamc@1111 2659 file = "app.js"}
adamc@1111 2660 ^ "\\\"></script>\\n"
adamc@1111 2661 in
adamc@1111 2662 foldl (fn (x, scripts) =>
adamc@1111 2663 scripts
adamc@1111 2664 ^ "<script src=\\\"" ^ x ^ "\\\"></script>\\n")
adamc@1111 2665 scripts (Settings.getScripts ())
adamc@1111 2666 end
adamc@812 2667 in
adamc@812 2668 string scripts
adamc@812 2669 end,
adamc@643 2670 string "\");",
adamc@609 2671 newline]),
adamc@1038 2672 string "uw_set_needs_push(ctx, ",
adamc@1038 2673 string (case side of
adamc@1038 2674 ServerAndPullAndPush => "1"
adamc@1038 2675 | _ => "0"),
adamc@1038 2676 string ");",
adamc@1038 2677 newline,
adamc@736 2678 string "uw_set_needs_sig(ctx, ",
adamc@1104 2679 string (if tellSig then
adamc@736 2680 "1"
adamc@736 2681 else
adamc@736 2682 "0"),
adamc@736 2683 string ");",
adamc@736 2684 newline,
adamc@682 2685 string "uw_login(ctx);",
adamc@682 2686 newline,
adamc@144 2687 box [string "{",
adamc@144 2688 newline,
adamc@144 2689 box (ListUtil.mapi (fn (i, t) => box [p_typ env t,
adamc@144 2690 space,
adamc@144 2691 string "arg",
adamc@144 2692 string (Int.toString i),
adamc@144 2693 space,
adamc@144 2694 string "=",
adamc@144 2695 space,
adamc@1023 2696 unurlify false env t,
adamc@144 2697 string ";",
adamc@144 2698 newline]) ts),
adamc@144 2699 defInputs,
adamc@609 2700 box (case ek of
adamc@731 2701 Core.Rpc _ => [p_typ env ran,
adamc@731 2702 space,
adamc@731 2703 string "it0",
adamc@731 2704 space,
adamc@731 2705 string "=",
adamc@731 2706 space]
adamc@609 2707 | _ => []),
adamc@144 2708 p_enamed env n,
adamc@144 2709 string "(",
adamc@144 2710 p_list_sep (box [string ",", space])
adamc@144 2711 (fn x => x)
adamc@272 2712 (string "ctx"
adamc@280 2713 :: ListUtil.mapi (fn (i, _) => string ("arg" ^ Int.toString i)) ts),
adamc@144 2714 inputsVar,
adamc@311 2715 string ", uw_unit_v);",
adamc@144 2716 newline,
adamc@609 2717 box (case ek of
adamc@731 2718 Core.Rpc _ => [urlify env ran]
adamc@609 2719 | _ => [string "uw_write(ctx, \"</html>\");",
adamc@609 2720 newline]),
adamc@144 2721 string "return;",
adamc@144 2722 newline,
adamc@144 2723 string "}",
adamc@144 2724 newline,
adamc@144 2725 string "}"]
adamc@144 2726 ]
adamc@144 2727 end
adamc@144 2728
adamc@144 2729 val pds' = map p_page ps
adamc@275 2730
adamc@870 2731 val hasDb = ref false
adamc@870 2732 val tables = ref []
adamc@872 2733 val views = ref []
adamc@870 2734 val sequences = ref []
adamc@870 2735 val dbstring = ref ""
adamc@870 2736 val expunge = ref 0
adamc@870 2737 val initialize = ref 0
adamc@870 2738 val prepped = ref []
adamc@275 2739
adamc@870 2740 val () = app (fn d =>
adamc@870 2741 case #1 d of
adamc@870 2742 DDatabase {name = x, expunge = y, initialize = z} => (hasDb := true;
adamc@870 2743 dbstring := x;
adamc@870 2744 expunge := y;
adamc@870 2745 initialize := z)
adamc@870 2746 | DTable (s, xts, _, _) => tables := (s, map (fn (x, t) =>
adamc@870 2747 (x, sql_type_in env t)) xts) :: !tables
adamc@872 2748 | DView (s, xts, _) => views := (s, map (fn (x, t) =>
adamc@872 2749 (x, sql_type_in env t)) xts) :: !views
adamc@870 2750 | DSequence s => sequences := s :: !sequences
adamc@870 2751 | DPreparedStatements ss => prepped := ss
adamc@870 2752 | _ => ()) ds
adamc@377 2753
adamc@870 2754 val hasDb = !hasDb
adamc@734 2755
adamc@734 2756 val cookies = List.mapPartial (fn (DCookie s, _) => SOME s | _ => NONE) ds
adamc@734 2757
adamc@734 2758 val cookieCode = foldl (fn (cookie, acc) =>
adamc@734 2759 SOME (case acc of
adamc@734 2760 NONE => string ("uw_unnull(uw_Basis_get_cookie(ctx, \""
adamc@734 2761 ^ cookie ^ "\"))")
adamc@734 2762 | SOME acc => box [string ("uw_Basis_strcat(ctx, uw_unnull(uw_Basis_get_cookie(ctx, \""
adamc@734 2763 ^ cookie ^ "\")), uw_Basis_strcat(ctx, \"/\", "),
adamc@734 2764 acc,
adamc@734 2765 string "))"]))
adamc@734 2766 NONE cookies
adamc@770 2767
adamc@770 2768 fun makeChecker (name, rules : Settings.rule list) =
adamc@1094 2769 box [string "static int ",
adamc@770 2770 string name,
adamc@770 2771 string "(const char *s) {",
adamc@770 2772 newline,
adamc@770 2773 box [p_list_sep (box [])
adamc@770 2774 (fn rule =>
adamc@770 2775 box [string "if (!str",
adamc@770 2776 case #kind rule of
adamc@770 2777 Settings.Exact => box [string "cmp(s, \"",
adam@1285 2778 string (String.toCString (#pattern rule)),
adamc@770 2779 string "\"))"]
adamc@770 2780 | Settings.Prefix => box [string "ncmp(s, \"",
adam@1285 2781 string (String.toCString (#pattern rule)),
adamc@770 2782 string "\", ",
adamc@770 2783 string (Int.toString (size (#pattern rule))),
adamc@770 2784 string "))"],
adamc@770 2785 string " return ",
adamc@770 2786 string (case #action rule of
adamc@770 2787 Settings.Allow => "1"
adamc@770 2788 | Settings.Deny => "0"),
adamc@770 2789 string ";",
adamc@770 2790 newline]) rules,
adamc@770 2791 string "return 0;",
adamc@770 2792 newline],
adamc@770 2793 string "}",
adamc@770 2794 newline]
adamc@1073 2795
adamc@1075 2796 val initializers = List.mapPartial (fn (DTask (Initialize, e), _) => SOME e | _ => NONE) ds
adamc@1263 2797
adam@1294 2798 val onError = ListUtil.search (fn (DOnError n, _) => SOME n | _ => NONE) ds
adam@1294 2799
adamc@1263 2800 val now = Time.now ()
adamc@1263 2801 val nowD = Date.fromTimeUniv now
adamc@1263 2802 val rfcFmt = "%a, %d %b %Y %H:%M:%S"
adamc@29 2803 in
adamc@1263 2804 box [string "#include \"",
adamc@1263 2805 string (OS.Path.joinDirFile {dir = Config.includ,
adamc@1263 2806 file = "config.h"}),
adamc@1263 2807 string "\"",
adamc@1263 2808 newline,
adamc@1263 2809 string "#include <stdio.h>",
adamc@144 2810 newline,
adamc@144 2811 string "#include <stdlib.h>",
adamc@144 2812 newline,
adamc@272 2813 string "#include <string.h>",
adamc@272 2814 newline,
adamc@390 2815 string "#include <math.h>",
adamc@390 2816 newline,
adamc@1263 2817 string "#include <time.h>",
adamc@1263 2818 newline,
adamc@432 2819 if hasDb then
adamc@866 2820 box [string ("#include <" ^ #header (Settings.currentDbms ()) ^ ">"),
adamc@432 2821 newline]
adamc@432 2822 else
adamc@432 2823 box [],
adamc@764 2824 p_list_sep (box []) (fn s => box [string "#include \"",
adamc@764 2825 string s,
adamc@764 2826 string "\"",
adamc@764 2827 newline]) (Settings.getHeaders ()),
adamc@378 2828 string "#include \"",
adamc@378 2829 string (OS.Path.joinDirFile {dir = Config.includ,
adamc@378 2830 file = "urweb.h"}),
adamc@378 2831 string "\"",
adamc@101 2832 newline,
adamc@101 2833 newline,
adamc@804 2834
adam@1307 2835 box [string "static void uw_setup_limits() {",
adam@1307 2836 newline,
adam@1307 2837 box [p_list_sep (box []) (fn (class, num) =>
adam@1307 2838 let
adam@1307 2839 val num = case class of
adam@1307 2840 "page" => Int.max (2048, num)
adam@1307 2841 | _ => num
adam@1307 2842 in
adam@1307 2843 box [string ("uw_" ^ class ^ "_max"),
adam@1307 2844 space,
adam@1307 2845 string "=",
adam@1307 2846 space,
adam@1307 2847 string (Int.toString num),
adam@1307 2848 string ";",
adam@1307 2849 newline]
adam@1307 2850 end) (Settings.limits ())],
adam@1307 2851 string "}",
adam@1307 2852 newline,
adam@1307 2853 newline],
adam@1307 2854
adamc@1164 2855 #code (Settings.currentProtocol ()) (),
adamc@1164 2856
adamc@870 2857 if hasDb then
adamc@870 2858 #init (Settings.currentDbms ()) {dbstring = !dbstring,
adamc@870 2859 prepared = !prepped,
adamc@870 2860 tables = !tables,
adamc@872 2861 views = !views,
adamc@870 2862 sequences = !sequences}
adamc@870 2863 else
adam@1307 2864 box [string "static void uw_client_init(void) { };",
adamc@891 2865 newline,
adam@1307 2866 string "static void uw_db_init(uw_context ctx) { };",
adamc@870 2867 newline,
adam@1307 2868 string "static int uw_db_begin(uw_context ctx) { return 0; };",
adamc@870 2869 newline,
adam@1307 2870 string "static void uw_db_close(uw_context ctx) { };",
adamc@1094 2871 newline,
adam@1307 2872 string "static int uw_db_commit(uw_context ctx) { return 0; };",
adamc@870 2873 newline,
adam@1307 2874 string "static int uw_db_rollback(uw_context ctx) { return 0; };"],
adamc@870 2875 newline,
adamc@870 2876 newline,
adamc@870 2877
adamc@804 2878 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\\\">\";",
adamc@804 2879 newline,
adamc@804 2880 newline,
adamc@804 2881
adamc@101 2882 p_list_sep newline (fn x => x) pds,
adamc@101 2883 newline,
adamc@144 2884 newline,
adamc@1094 2885 string "static int uw_input_num(const char *name) {",
adamc@144 2886 newline,
adamc@144 2887 makeSwitch (fnums, 0),
adamc@144 2888 string "}",
adamc@144 2889 newline,
adamc@144 2890 newline,
adamc@770 2891
adamc@770 2892 makeChecker ("uw_check_url", Settings.getUrlRules ()),
adamc@770 2893 newline,
adamc@770 2894
adamc@770 2895 makeChecker ("uw_check_mime", Settings.getMimeRules ()),
adamc@770 2896 newline,
adamc@734 2897
adamc@734 2898 string "extern void uw_sign(const char *in, char *out);",
adamc@734 2899 newline,
adamc@734 2900 string "extern int uw_hash_blocksize;",
adamc@734 2901 newline,
adamc@1094 2902 string "static uw_Basis_string uw_cookie_sig(uw_context ctx) {",
adamc@734 2903 newline,
adamc@734 2904 box [string "uw_Basis_string r = uw_malloc(ctx, uw_hash_blocksize);",
adamc@734 2905 newline,
adamc@734 2906 string "uw_sign(",
adamc@734 2907 case cookieCode of
adamc@734 2908 NONE => string "\"\""
adamc@734 2909 | SOME code => code,
adamc@734 2910 string ", r);",
adamc@734 2911 newline,
adamc@734 2912 string "return uw_Basis_makeSigString(ctx, r);",
adamc@734 2913 newline],
adamc@734 2914 string "}",
adamc@734 2915 newline,
adamc@734 2916 newline,
adamc@734 2917
adamc@1094 2918 string "static void uw_handle(uw_context ctx, char *request) {",
adamc@101 2919 newline,
adamc@863 2920 string "if (!strcmp(request, \"",
adamc@863 2921 string (OS.Path.joinDirFile {dir = Settings.getUrlPrefix (),
adamc@863 2922 file = "app.js"}),
adamc@863 2923 string "\")) {",
adamc@569 2924 newline,
adamc@1263 2925 box [string "uw_Basis_string ims = uw_Basis_requestHeader(ctx, \"If-modified-since\");",
adamc@1263 2926 newline,
adamc@1263 2927 string ("if (ims && !strcmp(ims, \"" ^ Date.fmt rfcFmt nowD ^ "\")) {"),
adamc@1263 2928 newline,
adamc@1263 2929 box [string "uw_clear_headers(ctx);",
adamc@1263 2930 newline,
adam@1320 2931 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 2932 newline,
adamc@1263 2933 string "return;",
adamc@1263 2934 newline],
adamc@1263 2935 string "}",
adamc@1263 2936 newline,
adamc@1263 2937 newline,
adamc@1263 2938 string "uw_write_header(ctx, \"Content-type: text/javascript\\r\\n\");",
adamc@1263 2939 newline,
adamc@1263 2940 string ("uw_write_header(ctx, \"Last-modified: " ^ Date.fmt rfcFmt nowD ^ "\\r\\n\");"),
adamc@569 2941 newline,
adamc@569 2942 string "uw_write(ctx, jslib);",
adamc@569 2943 newline,
adamc@569 2944 string "return;",
adamc@569 2945 newline],
adamc@569 2946 string "}",
adamc@569 2947 newline,
adamc@101 2948 p_list_sep newline (fn x => x) pds',
adamc@101 2949 newline,
adamc@1110 2950 string "uw_clear_headers(ctx);",
adamc@1110 2951 newline,
adamc@1110 2952 string "uw_write_header(ctx, \"HTTP/1.1 404 Not Found\\r\\nContent-type: text/plain\\r\\n\");",
adamc@1110 2953 newline,
adamc@1110 2954 string "uw_write(ctx, \"Not Found\");",
adamc@387 2955 newline,
adamc@101 2956 string "}",
adamc@275 2957 newline,
adamc@275 2958 newline,
adamc@870 2959
adamc@432 2960 if hasDb then
adamc@1094 2961 box [string "static void uw_expunger(uw_context ctx, uw_Basis_client cli) {",
adamc@870 2962 newline,
adamc@870 2963 box [p_enamed env (!expunge),
adamc@870 2964 string "(ctx, cli);",
adamc@870 2965 newline],
adamc@870 2966 string "}",
adamc@870 2967 newline,
adamc@870 2968 newline,
adamc@870 2969
adamc@1094 2970 string "static void uw_initializer(uw_context ctx) {",
adamc@870 2971 newline,
adamc@1073 2972 box [p_list_sep (box []) (fn e => box [p_exp env e,
adamc@1073 2973 string ";",
adamc@1073 2974 newline]) initializers,
adamc@1073 2975 p_enamed env (!initialize),
adamc@870 2976 string "(ctx, uw_unit_v);",
adamc@870 2977 newline],
adamc@870 2978 string "}",
adamc@870 2979 newline]
adamc@432 2980 else
adamc@1094 2981 box [string "static void uw_expunger(uw_context ctx, uw_Basis_client cli) { };",
adamc@687 2982 newline,
adamc@1094 2983 string "static void uw_initializer(uw_context ctx) { };",
adamc@1094 2984 newline],
adamc@1094 2985
adam@1294 2986 case onError of
adam@1294 2987 NONE => box []
adam@1294 2988 | SOME n => box [string "static void uw_onError(uw_context ctx, char *msg) {",
adam@1294 2989 newline,
adam@1294 2990 box [string "uw_write(ctx, ",
adam@1294 2991 p_enamed env n,
adam@1294 2992 string "(ctx, msg, uw_unit_v));",
adam@1294 2993 newline],
adam@1294 2994 string "}",
adam@1294 2995 newline,
adam@1294 2996 newline],
adam@1294 2997
adamc@1094 2998 string "uw_app uw_application = {",
adamc@1094 2999 p_list_sep (box [string ",", newline]) string
adamc@1094 3000 [Int.toString (SM.foldl Int.max 0 fnums + 1),
adamc@1094 3001 Int.toString (Settings.getTimeout ()),
adamc@1094 3002 "\"" ^ Settings.getUrlPrefix () ^ "\"",
adamc@1094 3003 "uw_client_init", "uw_initializer", "uw_expunger",
adamc@1094 3004 "uw_db_init", "uw_db_begin", "uw_db_commit", "uw_db_rollback", "uw_db_close",
adamc@1094 3005 "uw_handle",
adam@1294 3006 "uw_input_num", "uw_cookie_sig", "uw_check_url", "uw_check_mime",
adam@1294 3007 case onError of NONE => "NULL" | SOME _ => "uw_onError"],
adamc@1094 3008 string "};",
adamc@1094 3009 newline]
adamc@29 3010 end
adamc@29 3011
adamc@274 3012 fun p_sql env (ds, _) =
adamc@274 3013 let
adamc@274 3014 val (pps, _) = ListUtil.foldlMap
adamc@274 3015 (fn (dAll as (d, _), env) =>
adamc@274 3016 let
adamc@274 3017 val pp = case d of
adamc@707 3018 DTable (s, xts, pk, csts) =>
adamc@274 3019 box [string "CREATE TABLE ",
adamc@274 3020 string s,
adamc@274 3021 string "(",
adamc@274 3022 p_list (fn (x, t) =>
adamc@874 3023 let
adamc@874 3024 val t = sql_type_in env t
adamc@874 3025 in
adamc@874 3026 box [string "uw_",
adamc@874 3027 string (CharVector.map Char.toLower x),
adamc@874 3028 space,
adamc@874 3029 string (#p_sql_type (Settings.currentDbms ()) t),
adamc@874 3030 case t of
adamc@874 3031 Nullable _ => box []
adamc@874 3032 | _ => string " NOT NULL"]
adamc@874 3033 end) xts,
adamc@707 3034 case (pk, csts) of
adamc@707 3035 ("", []) => box []
adamc@707 3036 | _ => string ",",
adamc@704 3037 cut,
adamc@707 3038 case pk of
adamc@707 3039 "" => box []
adamc@707 3040 | _ => box [string "PRIMARY",
adamc@707 3041 space,
adamc@707 3042 string "KEY",
adamc@707 3043 space,
adamc@707 3044 string "(",
adamc@707 3045 string pk,
adamc@707 3046 string ")",
adamc@707 3047 case csts of
adamc@707 3048 [] => box []
adamc@707 3049 | _ => string ",",
adamc@707 3050 newline],
adamc@704 3051 p_list_sep (box [string ",", newline])
adamc@704 3052 (fn (x, c) =>
adamc@704 3053 box [string "CONSTRAINT",
adamc@704 3054 space,
adamc@704 3055 string s,
adamc@704 3056 string "_",
adamc@704 3057 string x,
adamc@704 3058 space,
adamc@704 3059 string c]) csts,
adamc@704 3060 newline,
adamc@274 3061 string ");",
adamc@274 3062 newline,
adamc@274 3063 newline]
adamc@338 3064 | DSequence s =>
adamc@877 3065 box [string (#createSequence (Settings.currentDbms ()) s),
adamc@338 3066 string ";",
adamc@338 3067 newline,
adamc@338 3068 newline]
adamc@754 3069 | DView (s, xts, q) =>
adamc@754 3070 box [string "CREATE VIEW",
adamc@754 3071 space,
adamc@754 3072 string s,
adamc@754 3073 space,
adamc@754 3074 string "AS",
adamc@754 3075 space,
adamc@754 3076 string q,
adamc@754 3077 string ";",
adamc@754 3078 newline,
adamc@754 3079 newline]
adamc@274 3080 | _ => box []
adamc@274 3081 in
adamc@274 3082 (pp, E.declBinds env dAll)
adamc@274 3083 end)
adamc@274 3084 env ds
adamc@274 3085 in
adamc@882 3086 box (string (#sqlPrefix (Settings.currentDbms ())) :: pps)
adamc@274 3087 end
adamc@274 3088
adamc@29 3089 end