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annotate src/cjr_print.sml @ 638:3ee6bb48f6e8

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RPC returning an enumeration
author Adam Chlipala <adamc@hcoop.net>
date Sun, 08 Mar 2009 12:37:42 -0400
parents c5991cdb0c4b
children 9da62680adc5
rev   line source
adamc@29 1 (* Copyright (c) 2008, 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@311 82 string ("__uwe_" ^ #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@198 88 case #1 t of
adamc@198 89 TDatatype _ => p_typ' par env t
adamc@199 90 | TFfi ("Basis", "string") => p_typ' par env t
adamc@198 91 | _ => box [p_typ' par env t,
adamc@198 92 string "*"])
adamc@188 93 | TDatatype (Default, n, _) =>
adamc@165 94 (box [string "struct",
adamc@165 95 space,
adamc@311 96 string ("__uwd_" ^ #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@29 105
adamc@29 106 and p_typ env = p_typ' false env
adamc@29 107
adamc@316 108 fun p_rel env n = string ("__uwr_" ^ ident (#1 (E.lookupERel env n)) ^ "_" ^ Int.toString (E.countERels env - n - 1))
adamc@311 109 handle CjrEnv.UnboundRel _ => string ("__uwr_UNBOUND_" ^ Int.toString (E.countERels env - n - 1))
adamc@29 110
adamc@109 111 fun p_enamed env n =
adamc@316 112 string ("__uwn_" ^ ident (#1 (E.lookupENamed env n)) ^ "_" ^ Int.toString n)
adamc@311 113 handle CjrEnv.UnboundNamed _ => string ("__uwn_UNBOUND_" ^ Int.toString n)
adamc@109 114
adamc@182 115 fun p_con_named env n =
adamc@316 116 string ("__uwc_" ^ ident (#1 (E.lookupConstructor env n)) ^ "_" ^ Int.toString n)
adamc@311 117 handle CjrEnv.UnboundNamed _ => string ("__uwc_UNBOUND_" ^ Int.toString n)
adamc@182 118
adamc@182 119 fun p_pat_preamble env (p, _) =
adamc@182 120 case p of
adamc@182 121 PWild => (box [],
adamc@182 122 env)
adamc@182 123 | PVar (x, t) => (box [p_typ env t,
adamc@182 124 space,
adamc@311 125 string "__uwr_",
adamc@316 126 p_ident x,
adamc@182 127 string "_",
adamc@182 128 string (Int.toString (E.countERels env)),
adamc@182 129 string ";",
adamc@182 130 newline],
adamc@196 131 E.pushERel env x t)
adamc@182 132 | PPrim _ => (box [], env)
adamc@188 133 | PCon (_, _, NONE) => (box [], env)
adamc@188 134 | PCon (_, _, SOME p) => p_pat_preamble env p
adamc@182 135 | PRecord xps =>
adamc@182 136 foldl (fn ((_, p, _), (pp, env)) =>
adamc@182 137 let
adamc@182 138 val (pp', env) = p_pat_preamble env p
adamc@182 139 in
adamc@182 140 (box [pp', pp], env)
adamc@182 141 end) (box [], env) xps
adamc@288 142 | PNone _ => (box [], env)
adamc@288 143 | PSome (_, p) => p_pat_preamble env p
adamc@182 144
adamc@182 145 fun p_patCon env pc =
adamc@182 146 case pc of
adamc@182 147 PConVar n => p_con_named env n
adamc@316 148 | PConFfi {mod = m, con, ...} => string ("uw_" ^ ident m ^ "_" ^ ident con)
adamc@182 149
adamc@182 150 fun p_pat (env, exit, depth) (p, _) =
adamc@182 151 case p of
adamc@182 152 PWild =>
adamc@182 153 (box [], env)
adamc@182 154 | PVar (x, t) =>
adamc@311 155 (box [string "__uwr_",
adamc@316 156 p_ident x,
adamc@182 157 string "_",
adamc@182 158 string (Int.toString (E.countERels env)),
adamc@182 159 space,
adamc@182 160 string "=",
adamc@182 161 space,
adamc@182 162 string "disc",
adamc@182 163 string (Int.toString depth),
adamc@182 164 string ";"],
adamc@182 165 E.pushERel env x t)
adamc@182 166 | PPrim (Prim.Int n) =>
adamc@182 167 (box [string "if",
adamc@182 168 space,
adamc@182 169 string "(disc",
adamc@182 170 string (Int.toString depth),
adamc@182 171 space,
adamc@182 172 string "!=",
adamc@182 173 space,
adamc@276 174 Prim.p_t_GCC (Prim.Int n),
adamc@182 175 string ")",
adamc@182 176 space,
adamc@182 177 exit],
adamc@182 178 env)
adamc@182 179 | PPrim (Prim.String s) =>
adamc@182 180 (box [string "if",
adamc@182 181 space,
adamc@182 182 string "(strcmp(disc",
adamc@182 183 string (Int.toString depth),
adamc@182 184 string ",",
adamc@182 185 space,
adamc@276 186 Prim.p_t_GCC (Prim.String s),
adamc@182 187 string "))",
adamc@182 188 space,
adamc@182 189 exit],
adamc@182 190 env)
adamc@182 191 | PPrim _ => raise Fail "CjrPrint: Disallowed PPrim primitive"
adamc@182 192
adamc@188 193 | PCon (dk, pc, po) =>
adamc@182 194 let
adamc@182 195 val (p, env) =
adamc@182 196 case po of
adamc@182 197 NONE => (box [], env)
adamc@182 198 | SOME p =>
adamc@182 199 let
adamc@182 200 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@182 201
adamc@182 202 val (x, to) = case pc of
adamc@182 203 PConVar n =>
adamc@182 204 let
adamc@182 205 val (x, to, _) = E.lookupConstructor env n
adamc@182 206 in
adamc@316 207 ("uw_" ^ ident x, to)
adamc@182 208 end
adamc@188 209 | PConFfi {mod = m, con, arg, ...} =>
adamc@316 210 ("uw_" ^ ident m ^ "_" ^ ident con, arg)
adamc@182 211
adamc@182 212 val t = case to of
adamc@182 213 NONE => raise Fail "CjrPrint: Constructor mismatch"
adamc@182 214 | SOME t => t
adamc@182 215 in
adamc@182 216 (box [string "{",
adamc@182 217 newline,
adamc@182 218 p_typ env t,
adamc@182 219 space,
adamc@182 220 string "disc",
adamc@182 221 string (Int.toString (depth + 1)),
adamc@182 222 space,
adamc@182 223 string "=",
adamc@182 224 space,
adamc@198 225 case dk of
adamc@198 226 Enum => raise Fail "CjrPrint: Looking at argument of no-argument constructor"
adamc@198 227 | Default => box [string "disc",
adamc@198 228 string (Int.toString depth),
adamc@198 229 string "->data.",
adamc@198 230 string x]
adamc@198 231 | Option =>
adamc@463 232 if isUnboxable t then
adamc@463 233 box [string "disc",
adamc@463 234 string (Int.toString depth)]
adamc@463 235 else
adamc@463 236 box [string "*disc",
adamc@463 237 string (Int.toString depth)],
adamc@182 238 string ";",
adamc@182 239 newline,
adamc@182 240 p,
adamc@182 241 newline,
adamc@182 242 string "}"],
adamc@182 243 env)
adamc@182 244 end
adamc@182 245 in
adamc@182 246 (box [string "if",
adamc@182 247 space,
adamc@182 248 string "(disc",
adamc@182 249 string (Int.toString depth),
adamc@198 250 case (dk, po) of
adamc@198 251 (Enum, _) => box [space,
adamc@198 252 string "!=",
adamc@198 253 space,
adamc@198 254 p_patCon env pc]
adamc@198 255 | (Default, _) => box [string "->tag",
adamc@198 256 space,
adamc@198 257 string "!=",
adamc@198 258 space,
adamc@198 259 p_patCon env pc]
adamc@198 260 | (Option, NONE) => box [space,
adamc@198 261 string "!=",
adamc@198 262 space,
adamc@198 263 string "NULL"]
adamc@198 264 | (Option, SOME _) => box [space,
adamc@198 265 string "==",
adamc@198 266 space,
adamc@198 267 string "NULL"],
adamc@182 268 string ")",
adamc@182 269 space,
adamc@182 270 exit,
adamc@182 271 newline,
adamc@182 272 p],
adamc@182 273 env)
adamc@182 274 end
adamc@182 275
adamc@182 276 | PRecord xps =>
adamc@182 277 let
adamc@182 278 val (xps, env) =
adamc@182 279 ListUtil.foldlMap (fn ((x, p, t), env) =>
adamc@182 280 let
adamc@182 281 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@182 282
adamc@182 283 val p = box [string "{",
adamc@182 284 newline,
adamc@182 285 p_typ env t,
adamc@182 286 space,
adamc@182 287 string "disc",
adamc@182 288 string (Int.toString (depth + 1)),
adamc@182 289 space,
adamc@182 290 string "=",
adamc@182 291 space,
adamc@182 292 string "disc",
adamc@182 293 string (Int.toString depth),
adamc@311 294 string ".__uwf_",
adamc@316 295 p_ident x,
adamc@182 296 string ";",
adamc@182 297 newline,
adamc@182 298 p,
adamc@182 299 newline,
adamc@182 300 string "}"]
adamc@182 301 in
adamc@182 302 (p, env)
adamc@182 303 end) env xps
adamc@182 304 in
adamc@182 305 (p_list_sep newline (fn x => x) xps,
adamc@182 306 env)
adamc@182 307 end
adamc@182 308
adamc@288 309 | PNone t =>
adamc@288 310 (box [string "if",
adamc@288 311 space,
adamc@288 312 string "(disc",
adamc@288 313 string (Int.toString depth),
adamc@288 314 space,
adamc@288 315 string "!=",
adamc@288 316 space,
adamc@288 317 string "NULL)",
adamc@288 318 space,
adamc@288 319 exit,
adamc@288 320 newline],
adamc@288 321 env)
adamc@288 322
adamc@288 323 | PSome (t, p) =>
adamc@288 324 let
adamc@288 325 val (p, env) =
adamc@288 326 let
adamc@288 327 val (p, env) = p_pat (env, exit, depth + 1) p
adamc@288 328 in
adamc@288 329 (box [string "{",
adamc@288 330 newline,
adamc@288 331 p_typ env t,
adamc@288 332 space,
adamc@288 333 string "disc",
adamc@288 334 string (Int.toString (depth + 1)),
adamc@288 335 space,
adamc@288 336 string "=",
adamc@288 337 space,
adamc@463 338 if isUnboxable t then
adamc@463 339 box [string "disc",
adamc@463 340 string (Int.toString depth)]
adamc@463 341 else
adamc@463 342 box [string "*disc",
adamc@463 343 string (Int.toString depth)],
adamc@288 344 string ";",
adamc@288 345 newline,
adamc@288 346 p,
adamc@288 347 newline,
adamc@288 348 string "}"],
adamc@288 349 env)
adamc@288 350 end
adamc@288 351 in
adamc@288 352 (box [string "if",
adamc@288 353 space,
adamc@288 354 string "(disc",
adamc@288 355 string (Int.toString depth),
adamc@288 356 space,
adamc@288 357 string "==",
adamc@288 358 space,
adamc@288 359 string "NULL)",
adamc@288 360 space,
adamc@288 361 exit,
adamc@288 362 newline,
adamc@288 363 p],
adamc@288 364 env)
adamc@288 365 end
adamc@288 366
adamc@182 367 local
adamc@182 368 val count = ref 0
adamc@182 369 in
adamc@182 370 fun newGoto () =
adamc@182 371 let
adamc@182 372 val r = !count
adamc@182 373 in
adamc@182 374 count := r + 1;
adamc@182 375 string ("L" ^ Int.toString r)
adamc@182 376 end
adamc@182 377 end
adamc@182 378
adamc@185 379 fun patConInfo env pc =
adamc@185 380 case pc of
adamc@185 381 PConVar n =>
adamc@185 382 let
adamc@185 383 val (x, _, dn) = E.lookupConstructor env n
adamc@185 384 val (dx, _) = E.lookupDatatype env dn
adamc@185 385 in
adamc@316 386 ("__uwd_" ^ ident dx ^ "_" ^ Int.toString dn,
adamc@316 387 "__uwc_" ^ ident x ^ "_" ^ Int.toString n,
adamc@316 388 "uw_" ^ ident x)
adamc@185 389 end
adamc@186 390 | PConFfi {mod = m, datatyp, con, ...} =>
adamc@316 391 ("uw_" ^ ident m ^ "_" ^ ident datatyp,
adamc@316 392 "uw_" ^ ident m ^ "_" ^ ident con,
adamc@316 393 "uw_" ^ ident con)
adamc@185 394
adamc@324 395 fun p_unsql wontLeakStrings env (tAll as (t, loc)) e =
adamc@278 396 case t of
adamc@311 397 TFfi ("Basis", "int") => box [string "uw_Basis_stringToInt_error(ctx, ", e, string ")"]
adamc@311 398 | TFfi ("Basis", "float") => box [string "uw_Basis_stringToFloat_error(ctx, ", e, string ")"]
adamc@324 399 | TFfi ("Basis", "string") =>
adamc@324 400 if wontLeakStrings then
adamc@324 401 e
adamc@324 402 else
adamc@324 403 box [string "uw_Basis_strdup(ctx, ", e, string ")"]
adamc@311 404 | TFfi ("Basis", "bool") => box [string "uw_Basis_stringToBool_error(ctx, ", e, string ")"]
adamc@438 405 | TFfi ("Basis", "time") => box [string "uw_Basis_stringToTime_error(ctx, ", e, string ")"]
adamc@467 406
adamc@278 407 | _ => (ErrorMsg.errorAt loc "Don't know how to unmarshal type from SQL";
adamc@278 408 Print.eprefaces' [("Type", p_typ env tAll)];
adamc@278 409 string "ERROR")
adamc@278 410
adamc@467 411 fun p_getcol wontLeakStrings env (tAll as (t, loc)) i =
adamc@467 412 case t of
adamc@467 413 TOption t =>
adamc@467 414 box [string "(PQgetisnull (res, i, ",
adamc@467 415 string (Int.toString i),
adamc@467 416 string ") ? NULL : ",
adamc@467 417 case t of
adamc@467 418 (TFfi ("Basis", "string"), _) => p_getcol wontLeakStrings env t i
adamc@467 419 | _ => box [string "({",
adamc@467 420 newline,
adamc@467 421 p_typ env t,
adamc@467 422 space,
adamc@467 423 string "*tmp = uw_malloc(ctx, sizeof(",
adamc@467 424 p_typ env t,
adamc@467 425 string "));",
adamc@467 426 newline,
adamc@467 427 string "*tmp = ",
adamc@467 428 p_getcol wontLeakStrings env t i,
adamc@467 429 string ";",
adamc@467 430 newline,
adamc@467 431 string "tmp;",
adamc@467 432 newline,
adamc@467 433 string "})"],
adamc@467 434 string ")"]
adamc@467 435
adamc@467 436 | _ =>
adamc@467 437 p_unsql wontLeakStrings env tAll
adamc@467 438 (box [string "PQgetvalue(res, i, ",
adamc@467 439 string (Int.toString i),
adamc@467 440 string ")"])
adamc@467 441
adamc@282 442 datatype sql_type =
adamc@282 443 Int
adamc@282 444 | Float
adamc@282 445 | String
adamc@282 446 | Bool
adamc@439 447 | Time
adamc@467 448 | Nullable of sql_type
adamc@282 449
adamc@467 450 fun p_sql_type' t =
adamc@467 451 case t of
adamc@467 452 Int => "uw_Basis_int"
adamc@467 453 | Float => "uw_Basis_float"
adamc@467 454 | String => "uw_Basis_string"
adamc@467 455 | Bool => "uw_Basis_bool"
adamc@467 456 | Time => "uw_Basis_time"
adamc@467 457 | Nullable String => "uw_Basis_string"
adamc@467 458 | Nullable t => p_sql_type' t ^ "*"
adamc@467 459
adamc@467 460 fun p_sql_type t = string (p_sql_type' t)
adamc@282 461
adamc@282 462 fun getPargs (e, _) =
adamc@282 463 case e of
adamc@282 464 EPrim (Prim.String _) => []
adamc@282 465 | EFfiApp ("Basis", "strcat", [e1, e2]) => getPargs e1 @ getPargs e2
adamc@282 466
adamc@282 467 | EFfiApp ("Basis", "sqlifyInt", [e]) => [(e, Int)]
adamc@282 468 | EFfiApp ("Basis", "sqlifyFloat", [e]) => [(e, Float)]
adamc@282 469 | EFfiApp ("Basis", "sqlifyString", [e]) => [(e, String)]
adamc@282 470 | EFfiApp ("Basis", "sqlifyBool", [e]) => [(e, Bool)]
adamc@439 471 | EFfiApp ("Basis", "sqlifyTime", [e]) => [(e, Time)]
adamc@468 472
adamc@468 473 | EFfiApp ("Basis", "sqlifyIntN", [e]) => [(e, Nullable Int)]
adamc@468 474 | EFfiApp ("Basis", "sqlifyFloatN", [e]) => [(e, Nullable Float)]
adamc@468 475 | EFfiApp ("Basis", "sqlifyStringN", [e]) => [(e, Nullable String)]
adamc@468 476 | EFfiApp ("Basis", "sqlifyBoolN", [e]) => [(e, Nullable Bool)]
adamc@468 477 | EFfiApp ("Basis", "sqlifyTimeN", [e]) => [(e, Nullable Time)]
adamc@468 478
adamc@491 479 | ECase (e,
adamc@491 480 [((PCon (_, PConFfi {mod = "Basis", con = "True", ...}, _), _),
adamc@491 481 (EPrim (Prim.String "TRUE"), _)),
adamc@491 482 ((PCon (_, PConFfi {mod = "Basis", con = "False", ...}, _), _),
adamc@491 483 (EPrim (Prim.String "FALSE"), _))],
adamc@491 484 _) => [(e, Bool)]
adamc@282 485
adamc@282 486 | _ => raise Fail "CjrPrint: getPargs"
adamc@282 487
adamc@282 488 fun p_ensql t e =
adamc@282 489 case t of
adamc@311 490 Int => box [string "uw_Basis_attrifyInt(ctx, ", e, string ")"]
adamc@311 491 | Float => box [string "uw_Basis_attrifyFloat(ctx, ", e, string ")"]
adamc@282 492 | String => e
adamc@295 493 | Bool => box [string "(", e, string " ? \"TRUE\" : \"FALSE\")"]
adamc@439 494 | Time => box [string "uw_Basis_sqlifyTime(ctx, ", e, string ")"]
adamc@467 495 | Nullable String => e
adamc@467 496 | Nullable t => box [string "(",
adamc@467 497 e,
adamc@467 498 string " == NULL ? NULL : ",
adamc@467 499 p_ensql t (box [string "*", e]),
adamc@467 500 string ")"]
adamc@282 501
adamc@324 502 fun notLeaky env allowHeapAllocated =
adamc@324 503 let
adamc@638 504 fun nl ok (t, _) =
adamc@324 505 case t of
adamc@324 506 TFun _ => false
adamc@324 507 | TRecord n =>
adamc@324 508 let
adamc@324 509 val xts = E.lookupStruct env n
adamc@324 510 in
adamc@638 511 List.all (fn (_, t) => nl ok t) xts
adamc@324 512 end
adamc@638 513 | TDatatype (dk, n, ref cons) =>
adamc@638 514 IS.member (ok, n)
adamc@638 515 orelse
adamc@638 516 ((allowHeapAllocated orelse dk = Enum)
adamc@638 517 andalso
adamc@638 518 let
adamc@638 519 val ok' = IS.add (ok, n)
adamc@638 520 in
adamc@638 521 List.all (fn (_, _, to) => case to of
adamc@638 522 NONE => true
adamc@638 523 | SOME t => nl ok' t) cons
adamc@638 524 end)
adamc@324 525 | TFfi ("Basis", "string") => false
adamc@324 526 | TFfi _ => true
adamc@638 527 | TOption t => allowHeapAllocated andalso nl ok t
adamc@324 528 in
adamc@638 529 nl IS.empty
adamc@324 530 end
adamc@324 531
adamc@463 532 fun capitalize s =
adamc@463 533 if s = "" then
adamc@463 534 ""
adamc@463 535 else
adamc@463 536 str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@463 537
adamc@463 538 fun unurlify env (t, loc) =
adamc@463 539 let
adamc@463 540 fun unurlify' rf t =
adamc@463 541 case t of
adamc@463 542 TFfi ("Basis", "unit") => string ("uw_unit_v")
adamc@463 543 | TFfi (m, t) => string ("uw_" ^ ident m ^ "_unurlify" ^ capitalize t ^ "(ctx, &request)")
adamc@463 544
adamc@463 545 | TRecord 0 => string "uw_unit_v"
adamc@463 546 | TRecord i =>
adamc@463 547 let
adamc@463 548 val xts = E.lookupStruct env i
adamc@463 549 in
adamc@463 550 box [string "({",
adamc@463 551 newline,
adamc@463 552 box (map (fn (x, t) =>
adamc@463 553 box [p_typ env t,
adamc@463 554 space,
adamc@463 555 string "uwr_",
adamc@463 556 string x,
adamc@463 557 space,
adamc@463 558 string "=",
adamc@463 559 space,
adamc@463 560 unurlify' rf (#1 t),
adamc@463 561 string ";",
adamc@463 562 newline]) xts),
adamc@463 563 string "struct",
adamc@463 564 space,
adamc@463 565 string "__uws_",
adamc@463 566 string (Int.toString i),
adamc@463 567 space,
adamc@463 568 string "tmp",
adamc@463 569 space,
adamc@463 570 string "=",
adamc@463 571 space,
adamc@463 572 string "{",
adamc@463 573 space,
adamc@463 574 p_list_sep (box [string ",", space]) (fn (x, _) => box [string "uwr_",
adamc@463 575 string x]) xts,
adamc@463 576 space,
adamc@463 577 string "};",
adamc@463 578 newline,
adamc@463 579 string "tmp;",
adamc@463 580 newline,
adamc@463 581 string "})"]
adamc@463 582 end
adamc@463 583
adamc@463 584 | TDatatype (Enum, i, _) =>
adamc@463 585 let
adamc@463 586 val (x, xncs) = E.lookupDatatype env i
adamc@463 587
adamc@463 588 fun doEm xncs =
adamc@463 589 case xncs of
adamc@463 590 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 591 ^ x ^ "\"), (enum __uwe_"
adamc@463 592 ^ x ^ "_" ^ Int.toString i ^ ")0)")
adamc@463 593 | (x', n, to) :: rest =>
adamc@463 594 box [string "((!strncmp(request, \"",
adamc@463 595 string x',
adamc@463 596 string "\", ",
adamc@463 597 string (Int.toString (size x')),
adamc@463 598 string ") && (request[",
adamc@463 599 string (Int.toString (size x')),
adamc@463 600 string "] == 0 || request[",
adamc@463 601 string (Int.toString (size x')),
adamc@463 602 string ("] == '/')) ? __uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@463 603 space,
adamc@463 604 string ":",
adamc@463 605 space,
adamc@463 606 doEm rest,
adamc@463 607 string ")"]
adamc@463 608 in
adamc@463 609 doEm xncs
adamc@463 610 end
adamc@463 611
adamc@463 612 | TDatatype (Option, i, xncs) =>
adamc@463 613 if IS.member (rf, i) then
adamc@463 614 box [string "unurlify_",
adamc@463 615 string (Int.toString i),
adamc@463 616 string "()"]
adamc@463 617 else
adamc@463 618 let
adamc@463 619 val (x, _) = E.lookupDatatype env i
adamc@463 620
adamc@463 621 val (no_arg, has_arg, t) =
adamc@463 622 case !xncs of
adamc@463 623 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@463 624 (no_arg, has_arg, t)
adamc@463 625 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@463 626 (no_arg, has_arg, t)
adamc@463 627 | _ => raise Fail "CjrPrint: unfooify misclassified Option datatype"
adamc@463 628
adamc@463 629 val rf = IS.add (rf, i)
adamc@463 630 in
adamc@463 631 box [string "({",
adamc@463 632 space,
adamc@463 633 p_typ env t,
adamc@463 634 space,
adamc@463 635 string "*unurlify_",
adamc@463 636 string (Int.toString i),
adamc@463 637 string "(void) {",
adamc@463 638 newline,
adamc@463 639 box [string "return (request[0] == '/' ? ++request : request,",
adamc@463 640 newline,
adamc@463 641 string "((!strncmp(request, \"",
adamc@463 642 string no_arg,
adamc@463 643 string "\", ",
adamc@463 644 string (Int.toString (size no_arg)),
adamc@463 645 string ") && (request[",
adamc@463 646 string (Int.toString (size no_arg)),
adamc@463 647 string "] == 0 || request[",
adamc@463 648 string (Int.toString (size no_arg)),
adamc@463 649 string "] == '/')) ? (request",
adamc@463 650 space,
adamc@463 651 string "+=",
adamc@463 652 space,
adamc@463 653 string (Int.toString (size no_arg)),
adamc@463 654 string ", NULL) : ((!strncmp(request, \"",
adamc@463 655 string has_arg,
adamc@463 656 string "\", ",
adamc@463 657 string (Int.toString (size has_arg)),
adamc@463 658 string ") && (request[",
adamc@463 659 string (Int.toString (size has_arg)),
adamc@463 660 string "] == 0 || request[",
adamc@463 661 string (Int.toString (size has_arg)),
adamc@463 662 string "] == '/')) ? (request",
adamc@463 663 space,
adamc@463 664 string "+=",
adamc@463 665 space,
adamc@463 666 string (Int.toString (size has_arg)),
adamc@463 667 string ", (request[0] == '/' ? ++request : NULL), ",
adamc@463 668 newline,
adamc@463 669
adamc@463 670 if isUnboxable t then
adamc@463 671 unurlify' rf (#1 t)
adamc@463 672 else
adamc@463 673 box [string "({",
adamc@463 674 newline,
adamc@463 675 p_typ env t,
adamc@463 676 space,
adamc@463 677 string "*tmp",
adamc@463 678 space,
adamc@463 679 string "=",
adamc@463 680 space,
adamc@463 681 string "uw_malloc(ctx, sizeof(",
adamc@463 682 p_typ env t,
adamc@463 683 string "));",
adamc@463 684 newline,
adamc@463 685 string "*tmp",
adamc@463 686 space,
adamc@463 687 string "=",
adamc@463 688 space,
adamc@463 689 unurlify' rf (#1 t),
adamc@463 690 string ";",
adamc@463 691 newline,
adamc@463 692 string "tmp;",
adamc@463 693 newline,
adamc@463 694 string "})"],
adamc@463 695 string ")",
adamc@463 696 newline,
adamc@463 697 string ":",
adamc@463 698 space,
adamc@463 699 string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype " ^ x
adamc@463 700 ^ "\"), NULL))));"),
adamc@463 701 newline],
adamc@463 702 string "}",
adamc@463 703 newline,
adamc@463 704 newline,
adamc@463 705
adamc@463 706 string "unurlify_",
adamc@463 707 string (Int.toString i),
adamc@463 708 string "();",
adamc@463 709 newline,
adamc@463 710 string "})"]
adamc@463 711 end
adamc@463 712
adamc@463 713 | TDatatype (Default, i, _) =>
adamc@463 714 if IS.member (rf, i) then
adamc@463 715 box [string "unurlify_",
adamc@463 716 string (Int.toString i),
adamc@463 717 string "()"]
adamc@463 718 else
adamc@463 719 let
adamc@463 720 val (x, xncs) = E.lookupDatatype env i
adamc@463 721
adamc@463 722 val rf = IS.add (rf, i)
adamc@463 723
adamc@463 724 fun doEm xncs =
adamc@463 725 case xncs of
adamc@463 726 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@463 727 ^ x ^ "\"), NULL)")
adamc@463 728 | (x', n, to) :: rest =>
adamc@463 729 box [string "((!strncmp(request, \"",
adamc@463 730 string x',
adamc@463 731 string "\", ",
adamc@463 732 string (Int.toString (size x')),
adamc@463 733 string ") && (request[",
adamc@463 734 string (Int.toString (size x')),
adamc@463 735 string "] == 0 || request[",
adamc@463 736 string (Int.toString (size x')),
adamc@463 737 string "] == '/')) ? ({",
adamc@463 738 newline,
adamc@463 739 string "struct",
adamc@463 740 space,
adamc@463 741 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString i),
adamc@463 742 space,
adamc@463 743 string "*tmp = uw_malloc(ctx, sizeof(struct __uwd_",
adamc@463 744 string x,
adamc@463 745 string "_",
adamc@463 746 string (Int.toString i),
adamc@463 747 string "));",
adamc@463 748 newline,
adamc@463 749 string "tmp->tag",
adamc@463 750 space,
adamc@463 751 string "=",
adamc@463 752 space,
adamc@463 753 string ("__uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@463 754 string ";",
adamc@463 755 newline,
adamc@463 756 string "request",
adamc@463 757 space,
adamc@463 758 string "+=",
adamc@463 759 space,
adamc@463 760 string (Int.toString (size x')),
adamc@463 761 string ";",
adamc@463 762 newline,
adamc@463 763 string "if (request[0] == '/') ++request;",
adamc@463 764 newline,
adamc@463 765 case to of
adamc@463 766 NONE => box []
adamc@463 767 | SOME (t, _) => box [string "tmp->data.uw_",
adamc@463 768 p_ident x',
adamc@463 769 space,
adamc@463 770 string "=",
adamc@463 771 space,
adamc@463 772 unurlify' rf t,
adamc@463 773 string ";",
adamc@463 774 newline],
adamc@463 775 string "tmp;",
adamc@463 776 newline,
adamc@463 777 string "})",
adamc@463 778 space,
adamc@463 779 string ":",
adamc@463 780 space,
adamc@463 781 doEm rest,
adamc@463 782 string ")"]
adamc@463 783 in
adamc@463 784 box [string "({",
adamc@463 785 space,
adamc@463 786 p_typ env (t, ErrorMsg.dummySpan),
adamc@463 787 space,
adamc@463 788 string "unurlify_",
adamc@463 789 string (Int.toString i),
adamc@463 790 string "(void) {",
adamc@463 791 newline,
adamc@463 792 box [string "return",
adamc@463 793 space,
adamc@463 794 doEm xncs,
adamc@463 795 string ";",
adamc@463 796 newline],
adamc@463 797 string "}",
adamc@463 798 newline,
adamc@463 799 newline,
adamc@463 800
adamc@463 801 string "unurlify_",
adamc@463 802 string (Int.toString i),
adamc@463 803 string "();",
adamc@463 804 newline,
adamc@463 805 string "})"]
adamc@463 806 end
adamc@463 807
adamc@471 808 | TOption t =>
adamc@471 809 box [string "(request[0] == '/' ? ++request : request, ",
adamc@471 810 string "((!strncmp(request, \"None\", 4) ",
adamc@471 811 string "&& (request[4] == 0 || request[4] == '/')) ",
adamc@471 812 string "? (request += 4, NULL) ",
adamc@471 813 string ": ((!strncmp(request, \"Some\", 4) ",
adamc@471 814 string "&& request[4] == '/') ",
adamc@471 815 string "? (request += 5, ",
adamc@471 816 if isUnboxable t then
adamc@471 817 unurlify' rf (#1 t)
adamc@471 818 else
adamc@471 819 box [string "({",
adamc@471 820 newline,
adamc@471 821 p_typ env t,
adamc@471 822 space,
adamc@471 823 string "*tmp",
adamc@471 824 space,
adamc@471 825 string "=",
adamc@471 826 space,
adamc@471 827 string "uw_malloc(ctx, sizeof(",
adamc@471 828 p_typ env t,
adamc@471 829 string "));",
adamc@471 830 newline,
adamc@471 831 string "*tmp",
adamc@471 832 space,
adamc@471 833 string "=",
adamc@471 834 space,
adamc@471 835 unurlify' rf (#1 t),
adamc@471 836 string ";",
adamc@471 837 newline,
adamc@471 838 string "tmp;",
adamc@471 839 newline,
adamc@471 840 string "})"],
adamc@471 841 string ") :",
adamc@471 842 space,
adamc@471 843 string "(uw_error(ctx, FATAL, \"Error unurlifying option type\"), NULL))))"]
adamc@471 844
adamc@463 845 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL decoding function";
adamc@463 846 space)
adamc@463 847 in
adamc@463 848 unurlify' IS.empty t
adamc@463 849 end
adamc@463 850
adamc@610 851 fun urlify env t =
adamc@610 852 let
adamc@610 853 fun urlify' rf level (t as (_, loc)) =
adamc@610 854 case #1 t of
adamc@610 855 TFfi ("Basis", "unit") => box []
adamc@610 856 | TFfi (m, t) => box [string ("uw_" ^ ident m ^ "_urlify" ^ capitalize t
adamc@610 857 ^ "_w(ctx, it" ^ Int.toString level ^ ");"),
adamc@610 858 newline]
adamc@610 859
adamc@610 860 | TRecord 0 => box []
adamc@610 861 | TRecord i =>
adamc@610 862 let
adamc@611 863 fun empty (t, _) =
adamc@611 864 case t of
adamc@611 865 TFfi ("Basis", "unit") => true
adamc@611 866 | TRecord 0 => true
adamc@611 867 | TRecord j =>
adamc@611 868 List.all (fn (_, t) => empty t) (E.lookupStruct env j)
adamc@611 869 | _ => false
adamc@611 870
adamc@610 871 val xts = E.lookupStruct env i
adamc@611 872
adamc@613 873 val (blocks, _) = foldl
adamc@613 874 (fn ((x, t), (blocks, printingSinceLastSlash)) =>
adamc@613 875 let
adamc@613 876 val thisEmpty = empty t
adamc@613 877 in
adamc@613 878 if thisEmpty then
adamc@613 879 (blocks, printingSinceLastSlash)
adamc@613 880 else
adamc@613 881 (box [string "{",
adamc@613 882 newline,
adamc@613 883 p_typ env t,
adamc@613 884 space,
adamc@613 885 string ("it" ^ Int.toString (level + 1)),
adamc@613 886 space,
adamc@613 887 string "=",
adamc@613 888 space,
adamc@613 889 string ("it" ^ Int.toString level ^ ".__uwf_" ^ x ^ ";"),
adamc@613 890 newline,
adamc@613 891 box (if printingSinceLastSlash then
adamc@613 892 [string "uw_write(ctx, \"/\");",
adamc@613 893 newline]
adamc@613 894 else
adamc@613 895 []),
adamc@613 896 urlify' rf (level + 1) t,
adamc@613 897 string "}",
adamc@613 898 newline] :: blocks,
adamc@613 899 true)
adamc@613 900 end)
adamc@613 901 ([], false) xts
adamc@610 902 in
adamc@613 903 box (rev blocks)
adamc@610 904 end
adamc@610 905
adamc@638 906 | TDatatype (Enum, i, _) =>
adamc@638 907 let
adamc@610 908 val (x, xncs) = E.lookupDatatype env i
adamc@610 909
adamc@610 910 fun doEm xncs =
adamc@610 911 case xncs of
adamc@638 912 [] => box [string ("uw_error(ctx, FATAL, \"Error urlifying datatype "
adamc@638 913 ^ x ^ "\");"),
adamc@638 914 newline]
adamc@610 915 | (x', n, to) :: rest =>
adamc@638 916 box [string ("if (it" ^ Int.toString level
adamc@638 917 ^ "==__uwc_" ^ ident x' ^ "_" ^ Int.toString n ^ ") {"),
adamc@638 918 newline,
adamc@638 919 box [string ("uw_write(ctx, \"" ^ x' ^ "\");"),
adamc@638 920 newline],
adamc@638 921 string "} else {",
adamc@638 922 newline,
adamc@638 923 box [doEm rest,
adamc@638 924 newline],
adamc@638 925 string "}"]
adamc@610 926 in
adamc@610 927 doEm xncs
adamc@638 928 end
adamc@610 929
adamc@610 930 | TDatatype (Option, i, xncs) => box []
adamc@610 931 (*if IS.member (rf, i) then
adamc@610 932 box [string "unurlify_",
adamc@610 933 string (Int.toString i),
adamc@610 934 string "()"]
adamc@610 935 else
adamc@610 936 let
adamc@610 937 val (x, _) = E.lookupDatatype env i
adamc@610 938
adamc@610 939 val (no_arg, has_arg, t) =
adamc@610 940 case !xncs of
adamc@610 941 [(no_arg, _, NONE), (has_arg, _, SOME t)] =>
adamc@610 942 (no_arg, has_arg, t)
adamc@610 943 | [(has_arg, _, SOME t), (no_arg, _, NONE)] =>
adamc@610 944 (no_arg, has_arg, t)
adamc@610 945 | _ => raise Fail "CjrPrint: unfooify misclassified Option datatype"
adamc@610 946
adamc@610 947 val rf = IS.add (rf, i)
adamc@610 948 in
adamc@610 949 box [string "({",
adamc@610 950 space,
adamc@610 951 p_typ env t,
adamc@610 952 space,
adamc@610 953 string "*unurlify_",
adamc@610 954 string (Int.toString i),
adamc@610 955 string "(void) {",
adamc@610 956 newline,
adamc@610 957 box [string "return (request[0] == '/' ? ++request : request,",
adamc@610 958 newline,
adamc@610 959 string "((!strncmp(request, \"",
adamc@610 960 string no_arg,
adamc@610 961 string "\", ",
adamc@610 962 string (Int.toString (size no_arg)),
adamc@610 963 string ") && (request[",
adamc@610 964 string (Int.toString (size no_arg)),
adamc@610 965 string "] == 0 || request[",
adamc@610 966 string (Int.toString (size no_arg)),
adamc@610 967 string "] == '/')) ? (request",
adamc@610 968 space,
adamc@610 969 string "+=",
adamc@610 970 space,
adamc@610 971 string (Int.toString (size no_arg)),
adamc@610 972 string ", NULL) : ((!strncmp(request, \"",
adamc@610 973 string has_arg,
adamc@610 974 string "\", ",
adamc@610 975 string (Int.toString (size has_arg)),
adamc@610 976 string ") && (request[",
adamc@610 977 string (Int.toString (size has_arg)),
adamc@610 978 string "] == 0 || request[",
adamc@610 979 string (Int.toString (size has_arg)),
adamc@610 980 string "] == '/')) ? (request",
adamc@610 981 space,
adamc@610 982 string "+=",
adamc@610 983 space,
adamc@610 984 string (Int.toString (size has_arg)),
adamc@610 985 string ", (request[0] == '/' ? ++request : NULL), ",
adamc@610 986 newline,
adamc@610 987
adamc@610 988 if isUnboxable t then
adamc@610 989 unurlify' rf (#1 t)
adamc@610 990 else
adamc@610 991 box [string "({",
adamc@610 992 newline,
adamc@610 993 p_typ env t,
adamc@610 994 space,
adamc@610 995 string "*tmp",
adamc@610 996 space,
adamc@610 997 string "=",
adamc@610 998 space,
adamc@610 999 string "uw_malloc(ctx, sizeof(",
adamc@610 1000 p_typ env t,
adamc@610 1001 string "));",
adamc@610 1002 newline,
adamc@610 1003 string "*tmp",
adamc@610 1004 space,
adamc@610 1005 string "=",
adamc@610 1006 space,
adamc@610 1007 unurlify' rf (#1 t),
adamc@610 1008 string ";",
adamc@610 1009 newline,
adamc@610 1010 string "tmp;",
adamc@610 1011 newline,
adamc@610 1012 string "})"],
adamc@610 1013 string ")",
adamc@610 1014 newline,
adamc@610 1015 string ":",
adamc@610 1016 space,
adamc@610 1017 string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype " ^ x
adamc@610 1018 ^ "\"), NULL))));"),
adamc@610 1019 newline],
adamc@610 1020 string "}",
adamc@610 1021 newline,
adamc@610 1022 newline,
adamc@610 1023
adamc@610 1024 string "unurlify_",
adamc@610 1025 string (Int.toString i),
adamc@610 1026 string "();",
adamc@610 1027 newline,
adamc@610 1028 string "})"]
adamc@610 1029 end*)
adamc@610 1030
adamc@610 1031 | TDatatype (Default, i, _) => box []
adamc@610 1032 (*if IS.member (rf, i) then
adamc@610 1033 box [string "unurlify_",
adamc@610 1034 string (Int.toString i),
adamc@610 1035 string "()"]
adamc@610 1036 else
adamc@610 1037 let
adamc@610 1038 val (x, xncs) = E.lookupDatatype env i
adamc@610 1039
adamc@610 1040 val rf = IS.add (rf, i)
adamc@610 1041
adamc@610 1042 fun doEm xncs =
adamc@610 1043 case xncs of
adamc@610 1044 [] => string ("(uw_error(ctx, FATAL, \"Error unurlifying datatype "
adamc@610 1045 ^ x ^ "\"), NULL)")
adamc@610 1046 | (x', n, to) :: rest =>
adamc@610 1047 box [string "((!strncmp(request, \"",
adamc@610 1048 string x',
adamc@610 1049 string "\", ",
adamc@610 1050 string (Int.toString (size x')),
adamc@610 1051 string ") && (request[",
adamc@610 1052 string (Int.toString (size x')),
adamc@610 1053 string "] == 0 || request[",
adamc@610 1054 string (Int.toString (size x')),
adamc@610 1055 string "] == '/')) ? ({",
adamc@610 1056 newline,
adamc@610 1057 string "struct",
adamc@610 1058 space,
adamc@610 1059 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString i),
adamc@610 1060 space,
adamc@610 1061 string "*tmp = uw_malloc(ctx, sizeof(struct __uwd_",
adamc@610 1062 string x,
adamc@610 1063 string "_",
adamc@610 1064 string (Int.toString i),
adamc@610 1065 string "));",
adamc@610 1066 newline,
adamc@610 1067 string "tmp->tag",
adamc@610 1068 space,
adamc@610 1069 string "=",
adamc@610 1070 space,
adamc@610 1071 string ("__uwc_" ^ ident x' ^ "_" ^ Int.toString n),
adamc@610 1072 string ";",
adamc@610 1073 newline,
adamc@610 1074 string "request",
adamc@610 1075 space,
adamc@610 1076 string "+=",
adamc@610 1077 space,
adamc@610 1078 string (Int.toString (size x')),
adamc@610 1079 string ";",
adamc@610 1080 newline,
adamc@610 1081 string "if (request[0] == '/') ++request;",
adamc@610 1082 newline,
adamc@610 1083 case to of
adamc@610 1084 NONE => box []
adamc@610 1085 | SOME (t, _) => box [string "tmp->data.uw_",
adamc@610 1086 p_ident x',
adamc@610 1087 space,
adamc@610 1088 string "=",
adamc@610 1089 space,
adamc@610 1090 unurlify' rf t,
adamc@610 1091 string ";",
adamc@610 1092 newline],
adamc@610 1093 string "tmp;",
adamc@610 1094 newline,
adamc@610 1095 string "})",
adamc@610 1096 space,
adamc@610 1097 string ":",
adamc@610 1098 space,
adamc@610 1099 doEm rest,
adamc@610 1100 string ")"]
adamc@610 1101 in
adamc@610 1102 box [string "({",
adamc@610 1103 space,
adamc@610 1104 p_typ env (t, ErrorMsg.dummySpan),
adamc@610 1105 space,
adamc@610 1106 string "unurlify_",
adamc@610 1107 string (Int.toString i),
adamc@610 1108 string "(void) {",
adamc@610 1109 newline,
adamc@610 1110 box [string "return",
adamc@610 1111 space,
adamc@610 1112 doEm xncs,
adamc@610 1113 string ";",
adamc@610 1114 newline],
adamc@610 1115 string "}",
adamc@610 1116 newline,
adamc@610 1117 newline,
adamc@610 1118
adamc@610 1119 string "unurlify_",
adamc@610 1120 string (Int.toString i),
adamc@610 1121 string "();",
adamc@610 1122 newline,
adamc@610 1123 string "})"]
adamc@610 1124 end*)
adamc@610 1125
adamc@610 1126 | TOption t => box []
adamc@610 1127 (*box [string "(request[0] == '/' ? ++request : request, ",
adamc@610 1128 string "((!strncmp(request, \"None\", 4) ",
adamc@610 1129 string "&& (request[4] == 0 || request[4] == '/')) ",
adamc@610 1130 string "? (request += 4, NULL) ",
adamc@610 1131 string ": ((!strncmp(request, \"Some\", 4) ",
adamc@610 1132 string "&& request[4] == '/') ",
adamc@610 1133 string "? (request += 5, ",
adamc@610 1134 if isUnboxable t then
adamc@610 1135 unurlify' rf (#1 t)
adamc@610 1136 else
adamc@610 1137 box [string "({",
adamc@610 1138 newline,
adamc@610 1139 p_typ env t,
adamc@610 1140 space,
adamc@610 1141 string "*tmp",
adamc@610 1142 space,
adamc@610 1143 string "=",
adamc@610 1144 space,
adamc@610 1145 string "uw_malloc(ctx, sizeof(",
adamc@610 1146 p_typ env t,
adamc@610 1147 string "));",
adamc@610 1148 newline,
adamc@610 1149 string "*tmp",
adamc@610 1150 space,
adamc@610 1151 string "=",
adamc@610 1152 space,
adamc@610 1153 unurlify' rf (#1 t),
adamc@610 1154 string ";",
adamc@610 1155 newline,
adamc@610 1156 string "tmp;",
adamc@610 1157 newline,
adamc@610 1158 string "})"],
adamc@610 1159 string ") :",
adamc@610 1160 space,
adamc@610 1161 string "(uw_error(ctx, FATAL, \"Error unurlifying option type\"), NULL))))"]*)
adamc@610 1162
adamc@610 1163 | _ => (ErrorMsg.errorAt loc "Unable to choose a URL encoding function";
adamc@610 1164 space)
adamc@610 1165 in
adamc@610 1166 urlify' IS.empty 0 t
adamc@610 1167 end
adamc@610 1168
adamc@182 1169 fun p_exp' par env (e, loc) =
adamc@29 1170 case e of
adamc@276 1171 EPrim p => Prim.p_t_GCC p
adamc@29 1172 | ERel n => p_rel env n
adamc@109 1173 | ENamed n => p_enamed env n
adamc@188 1174 | ECon (Enum, pc, _) => p_patCon env pc
adamc@198 1175 | ECon (Option, pc, NONE) => string "NULL"
adamc@198 1176 | ECon (Option, pc, SOME e) =>
adamc@198 1177 let
adamc@198 1178 val to = case pc of
adamc@198 1179 PConVar n => #2 (E.lookupConstructor env n)
adamc@198 1180 | PConFfi {arg, ...} => arg
adamc@198 1181
adamc@198 1182 val t = case to of
adamc@198 1183 NONE => raise Fail "CjrPrint: ECon argument status mismatch"
adamc@198 1184 | SOME t => t
adamc@198 1185 in
adamc@463 1186 if isUnboxable t then
adamc@463 1187 p_exp' par env e
adamc@463 1188 else
adamc@463 1189 box [string "({",
adamc@463 1190 newline,
adamc@463 1191 p_typ env t,
adamc@463 1192 space,
adamc@463 1193 string "*tmp",
adamc@463 1194 space,
adamc@463 1195 string "=",
adamc@463 1196 space,
adamc@463 1197 string "uw_malloc(ctx, sizeof(",
adamc@463 1198 p_typ env t,
adamc@463 1199 string "));",
adamc@463 1200 newline,
adamc@463 1201 string "*tmp",
adamc@463 1202 space,
adamc@463 1203 string "=",
adamc@463 1204 p_exp' par env e,
adamc@463 1205 string ";",
adamc@463 1206 newline,
adamc@463 1207 string "tmp;",
adamc@463 1208 newline,
adamc@463 1209 string "})"]
adamc@198 1210 end
adamc@188 1211 | ECon (Default, pc, eo) =>
adamc@181 1212 let
adamc@196 1213 val (xd, xc, xn) = patConInfo env pc
adamc@181 1214 in
adamc@182 1215 box [string "({",
adamc@181 1216 newline,
adamc@181 1217 string "struct",
adamc@181 1218 space,
adamc@185 1219 string xd,
adamc@181 1220 space,
adamc@181 1221 string "*tmp",
adamc@181 1222 space,
adamc@181 1223 string "=",
adamc@181 1224 space,
adamc@311 1225 string "uw_malloc(ctx, sizeof(struct ",
adamc@185 1226 string xd,
adamc@181 1227 string "));",
adamc@181 1228 newline,
adamc@181 1229 string "tmp->tag",
adamc@181 1230 space,
adamc@181 1231 string "=",
adamc@181 1232 space,
adamc@185 1233 string xc,
adamc@181 1234 string ";",
adamc@181 1235 newline,
adamc@181 1236 case eo of
adamc@181 1237 NONE => box []
adamc@185 1238 | SOME e => box [string "tmp->data.",
adamc@196 1239 string xn,
adamc@181 1240 space,
adamc@181 1241 string "=",
adamc@181 1242 space,
adamc@181 1243 p_exp env e,
adamc@181 1244 string ";",
adamc@181 1245 newline],
adamc@181 1246 string "tmp;",
adamc@181 1247 newline,
adamc@181 1248 string "})"]
adamc@181 1249 end
adamc@297 1250 | ENone _ => string "NULL"
adamc@290 1251 | ESome (t, e) =>
adamc@463 1252 if isUnboxable t then
adamc@463 1253 p_exp' par env e
adamc@463 1254 else
adamc@463 1255 box [string "({",
adamc@463 1256 newline,
adamc@463 1257 p_typ env t,
adamc@463 1258 space,
adamc@463 1259 string "*tmp",
adamc@463 1260 space,
adamc@463 1261 string "=",
adamc@463 1262 space,
adamc@463 1263 string "uw_malloc(ctx, sizeof(",
adamc@463 1264 p_typ env t,
adamc@463 1265 string "));",
adamc@463 1266 newline,
adamc@463 1267 string "*tmp",
adamc@463 1268 space,
adamc@463 1269 string "=",
adamc@463 1270 p_exp' par env e,
adamc@463 1271 string ";",
adamc@463 1272 newline,
adamc@463 1273 string "tmp;",
adamc@463 1274 newline,
adamc@463 1275 string "})"]
adamc@109 1276
adamc@316 1277 | EFfi (m, x) => box [string "uw_", p_ident m, string "_", p_ident x]
adamc@283 1278 | EError (e, t) =>
adamc@283 1279 box [string "({",
adamc@283 1280 newline,
adamc@283 1281 p_typ env t,
adamc@283 1282 space,
adamc@283 1283 string "tmp;",
adamc@283 1284 newline,
adamc@311 1285 string "uw_error(ctx, FATAL, \"",
adamc@292 1286 string (ErrorMsg.spanToString loc),
adamc@292 1287 string ": %s\", ",
adamc@283 1288 p_exp env e,
adamc@283 1289 string ");",
adamc@283 1290 newline,
adamc@283 1291 string "tmp;",
adamc@283 1292 newline,
adamc@283 1293 string "})"]
adamc@476 1294 | EApp ((EError (e, (TFun (_, ran), _)), loc), _) =>
adamc@476 1295 p_exp env (EError (e, ran), loc)
adamc@476 1296
adamc@311 1297 | EFfiApp (m, x, es) => box [string "uw_",
adamc@316 1298 p_ident m,
adamc@53 1299 string "_",
adamc@316 1300 p_ident x,
adamc@117 1301 string "(ctx, ",
adamc@53 1302 p_list (p_exp env) es,
adamc@53 1303 string ")"]
adamc@316 1304 | EApp (f, args) =>
adamc@316 1305 parenIf par (box [p_exp' true env f,
adamc@316 1306 string "(ctx,",
adamc@316 1307 space,
adamc@316 1308 p_list_sep (box [string ",", space]) (p_exp env) args,
adamc@316 1309 string ")"])
adamc@29 1310
adamc@387 1311 | EUnop (s, e1) =>
adamc@387 1312 parenIf par (box [string s,
adamc@387 1313 space,
adamc@387 1314 p_exp' true env e1])
adamc@387 1315
adamc@387 1316 | EBinop (s, e1, e2) =>
adamc@389 1317 if Char.isAlpha (String.sub (s, size s - 1)) then
adamc@389 1318 box [string s,
adamc@390 1319 string "(",
adamc@389 1320 p_exp env e1,
adamc@389 1321 string ",",
adamc@389 1322 space,
adamc@389 1323 p_exp env e2,
adamc@389 1324 string ")"]
adamc@389 1325 else
adamc@389 1326 parenIf par (box [p_exp' true env e1,
adamc@389 1327 space,
adamc@389 1328 string s,
adamc@389 1329 space,
adamc@389 1330 p_exp' true env e2])
adamc@387 1331
adamc@29 1332 | ERecord (i, xes) => box [string "({",
adamc@29 1333 space,
adamc@29 1334 string "struct",
adamc@29 1335 space,
adamc@311 1336 string ("__uws_" ^ Int.toString i),
adamc@29 1337 space,
adamc@181 1338 string "tmp",
adamc@29 1339 space,
adamc@29 1340 string "=",
adamc@29 1341 space,
adamc@29 1342 string "{",
adamc@29 1343 p_list (fn (_, e) =>
adamc@29 1344 p_exp env e) xes,
adamc@29 1345 string "};",
adamc@29 1346 space,
adamc@181 1347 string "tmp;",
adamc@29 1348 space,
adamc@29 1349 string "})" ]
adamc@29 1350 | EField (e, x) =>
adamc@29 1351 box [p_exp' true env e,
adamc@311 1352 string ".__uwf_",
adamc@316 1353 p_ident x]
adamc@29 1354
adamc@182 1355 | ECase (e, pes, {disc, result}) =>
adamc@182 1356 let
adamc@182 1357 val final = newGoto ()
adamc@182 1358
adamc@182 1359 val body = foldl (fn ((p, e), body) =>
adamc@182 1360 let
adamc@182 1361 val exit = newGoto ()
adamc@182 1362 val (pr, _) = p_pat_preamble env p
adamc@182 1363 val (p, env) = p_pat (env,
adamc@182 1364 box [string "goto",
adamc@182 1365 space,
adamc@182 1366 exit,
adamc@182 1367 string ";"],
adamc@182 1368 0) p
adamc@182 1369 in
adamc@182 1370 box [body,
adamc@182 1371 box [string "{",
adamc@182 1372 newline,
adamc@182 1373 pr,
adamc@182 1374 newline,
adamc@182 1375 p,
adamc@182 1376 newline,
adamc@182 1377 string "result",
adamc@182 1378 space,
adamc@182 1379 string "=",
adamc@182 1380 space,
adamc@182 1381 p_exp env e,
adamc@182 1382 string ";",
adamc@182 1383 newline,
adamc@182 1384 string "goto",
adamc@182 1385 space,
adamc@182 1386 final,
adamc@182 1387 string ";",
adamc@182 1388 newline,
adamc@182 1389 string "}"],
adamc@182 1390 newline,
adamc@182 1391 exit,
adamc@182 1392 string ":",
adamc@182 1393 newline]
adamc@182 1394 end) (box []) pes
adamc@182 1395 in
adamc@182 1396 box [string "({",
adamc@182 1397 newline,
adamc@182 1398 p_typ env disc,
adamc@182 1399 space,
adamc@182 1400 string "disc0",
adamc@182 1401 space,
adamc@182 1402 string "=",
adamc@182 1403 space,
adamc@182 1404 p_exp env e,
adamc@182 1405 string ";",
adamc@182 1406 newline,
adamc@182 1407 p_typ env result,
adamc@182 1408 space,
adamc@182 1409 string "result;",
adamc@182 1410 newline,
adamc@182 1411 body,
adamc@311 1412 string "uw_error(ctx, FATAL, \"",
adamc@182 1413 string (ErrorMsg.spanToString loc),
adamc@182 1414 string ": pattern match failure\");",
adamc@182 1415 newline,
adamc@182 1416 final,
adamc@182 1417 string ":",
adamc@182 1418 space,
adamc@182 1419 string "result;",
adamc@182 1420 newline,
adamc@182 1421 string "})"]
adamc@182 1422 end
adamc@181 1423
adamc@311 1424 | EWrite e => box [string "(uw_write(ctx, ",
adamc@102 1425 p_exp env e,
adamc@311 1426 string "), uw_unit_v)"]
adamc@102 1427
adamc@106 1428 | ESeq (e1, e2) => box [string "(",
adamc@106 1429 p_exp env e1,
adamc@106 1430 string ",",
adamc@106 1431 space,
adamc@106 1432 p_exp env e2,
adamc@106 1433 string ")"]
adamc@269 1434 | ELet (x, t, e1, e2) => box [string "({",
adamc@269 1435 newline,
adamc@269 1436 p_typ env t,
adamc@269 1437 space,
adamc@311 1438 string "__uwr_",
adamc@316 1439 p_ident x,
adamc@272 1440 string "_",
adamc@272 1441 string (Int.toString (E.countERels env)),
adamc@269 1442 space,
adamc@269 1443 string "=",
adamc@269 1444 space,
adamc@269 1445 p_exp env e1,
adamc@269 1446 string ";",
adamc@269 1447 newline,
adamc@269 1448 p_exp (E.pushERel env x t) e2,
adamc@269 1449 string ";",
adamc@269 1450 newline,
adamc@269 1451 string "})"]
adamc@269 1452
adamc@282 1453 | EQuery {exps, tables, rnum, state, query, body, initial, prepared} =>
adamc@278 1454 let
adamc@316 1455 val exps = map (fn (x, t) => ("__uwf_" ^ ident x, t)) exps
adamc@278 1456 val tables = ListUtil.mapConcat (fn (x, xts) =>
adamc@316 1457 map (fn (x', t) => ("__uwf_" ^ ident x ^ ".__uwf_" ^ ident x', t)) xts)
adamc@278 1458 tables
adamc@638 1459
adamc@278 1460 val outputs = exps @ tables
adamc@325 1461 val outputs = ListMergeSort.sort (fn ((s1, _), (s2, _)) => String.compare (s1, s2) = GREATER) outputs
adamc@324 1462
adamc@324 1463 val wontLeakStrings = notLeaky env true state
adamc@324 1464 val wontLeakAnything = notLeaky env false state
adamc@278 1465 in
adamc@324 1466 box [string "(uw_begin_region(ctx), ",
adamc@324 1467 if wontLeakAnything then
adamc@331 1468 string "uw_begin_region(ctx), "
adamc@324 1469 else
adamc@324 1470 box [],
adamc@324 1471 string "({",
adamc@278 1472 newline,
adamc@311 1473 string "PGconn *conn = uw_get_db(ctx);",
adamc@278 1474 newline,
adamc@282 1475 case prepared of
adamc@282 1476 NONE => box [string "char *query = ",
adamc@282 1477 p_exp env query,
adamc@282 1478 string ";",
adamc@282 1479 newline]
adamc@282 1480 | SOME _ =>
adamc@282 1481 let
adamc@282 1482 val ets = getPargs query
adamc@282 1483 in
adamc@282 1484 box [p_list_sepi newline
adamc@282 1485 (fn i => fn (e, t) =>
adamc@282 1486 box [p_sql_type t,
adamc@282 1487 space,
adamc@282 1488 string "arg",
adamc@282 1489 string (Int.toString (i + 1)),
adamc@282 1490 space,
adamc@282 1491 string "=",
adamc@282 1492 space,
adamc@282 1493 p_exp env e,
adamc@282 1494 string ";"])
adamc@282 1495 ets,
adamc@282 1496 newline,
adamc@282 1497 newline,
adamc@282 1498
adamc@282 1499 string "const char *paramValues[] = { ",
adamc@282 1500 p_list_sepi (box [string ",", space])
adamc@282 1501 (fn i => fn (_, t) => p_ensql t (box [string "arg",
adamc@282 1502 string (Int.toString (i + 1))]))
adamc@282 1503 ets,
adamc@282 1504 string " };",
adamc@282 1505 newline,
adamc@282 1506 newline]
adamc@282 1507 end,
adamc@278 1508 string "int n, i;",
adamc@278 1509 newline,
adamc@278 1510 p_typ env state,
adamc@278 1511 space,
adamc@278 1512 string "acc",
adamc@278 1513 space,
adamc@278 1514 string "=",
adamc@278 1515 space,
adamc@278 1516 p_exp env initial,
adamc@278 1517 string ";",
adamc@278 1518 newline,
adamc@282 1519 string "PGresult *res = ",
adamc@282 1520 case prepared of
adamc@295 1521 NONE => string "PQexecParams(conn, query, 0, NULL, NULL, NULL, NULL, 0);"
adamc@311 1522 | SOME n => box [string "PQexecPrepared(conn, \"uw",
adamc@282 1523 string (Int.toString n),
adamc@282 1524 string "\", ",
adamc@282 1525 string (Int.toString (length (getPargs query))),
adamc@295 1526 string ", paramValues, NULL, NULL, 0);"],
adamc@278 1527 newline,
adamc@278 1528 newline,
adamc@277 1529
adamc@311 1530 string "if (res == NULL) uw_error(ctx, FATAL, \"Out of memory allocating query result.\");",
adamc@278 1531 newline,
adamc@278 1532 newline,
adamc@277 1533
adamc@278 1534 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@278 1535 newline,
adamc@278 1536 box [string "PQclear(res);",
adamc@278 1537 newline,
adamc@311 1538 string "uw_error(ctx, FATAL, \"",
adamc@278 1539 string (ErrorMsg.spanToString loc),
adamc@282 1540 string ": Query failed:\\n%s\\n%s\", ",
adamc@282 1541 case prepared of
adamc@282 1542 NONE => string "query"
adamc@282 1543 | SOME _ => p_exp env query,
adamc@282 1544 string ", PQerrorMessage(conn));",
adamc@278 1545 newline],
adamc@278 1546 string "}",
adamc@278 1547 newline,
adamc@278 1548 newline,
adamc@277 1549
adamc@323 1550 string "uw_end_region(ctx);",
adamc@323 1551 newline,
adamc@425 1552 string "uw_push_cleanup(ctx, (void (*)(void *))PQclear, res);",
adamc@425 1553 newline,
adamc@278 1554 string "n = PQntuples(res);",
adamc@278 1555 newline,
adamc@278 1556 string "for (i = 0; i < n; ++i) {",
adamc@278 1557 newline,
adamc@278 1558 box [string "struct",
adamc@278 1559 space,
adamc@311 1560 string "__uws_",
adamc@278 1561 string (Int.toString rnum),
adamc@278 1562 space,
adamc@311 1563 string "__uwr_r_",
adamc@278 1564 string (Int.toString (E.countERels env)),
adamc@278 1565 string ";",
adamc@278 1566 newline,
adamc@278 1567 p_typ env state,
adamc@278 1568 space,
adamc@311 1569 string "__uwr_acc_",
adamc@278 1570 string (Int.toString (E.countERels env + 1)),
adamc@278 1571 space,
adamc@278 1572 string "=",
adamc@278 1573 space,
adamc@278 1574 string "acc;",
adamc@278 1575 newline,
adamc@278 1576 newline,
adamc@278 1577
adamc@278 1578 p_list_sepi (box []) (fn i =>
adamc@278 1579 fn (proj, t) =>
adamc@311 1580 box [string "__uwr_r_",
adamc@278 1581 string (Int.toString (E.countERels env)),
adamc@278 1582 string ".",
adamc@278 1583 string proj,
adamc@278 1584 space,
adamc@278 1585 string "=",
adamc@278 1586 space,
adamc@467 1587 p_getcol wontLeakStrings env t i,
adamc@278 1588 string ";",
adamc@278 1589 newline]) outputs,
adamc@278 1590
adamc@278 1591 newline,
adamc@278 1592 newline,
adamc@278 1593
adamc@278 1594 string "acc",
adamc@278 1595 space,
adamc@278 1596 string "=",
adamc@278 1597 space,
adamc@278 1598 p_exp (E.pushERel
adamc@278 1599 (E.pushERel env "r" (TRecord rnum, loc))
adamc@278 1600 "acc" state)
adamc@278 1601 body,
adamc@278 1602 string ";",
adamc@278 1603 newline],
adamc@278 1604 string "}",
adamc@278 1605 newline,
adamc@278 1606 newline,
adamc@425 1607 string "uw_pop_cleanup(ctx);",
adamc@278 1608 newline,
adamc@324 1609 if wontLeakAnything then
adamc@324 1610 box [string "uw_end_region(ctx);",
adamc@324 1611 newline]
adamc@324 1612 else
adamc@324 1613 box [],
adamc@278 1614 string "acc;",
adamc@278 1615 newline,
adamc@323 1616 string "}))"]
adamc@278 1617 end
adamc@106 1618
adamc@307 1619 | EDml {dml, prepared} =>
adamc@337 1620 box [string "(uw_begin_region(ctx), ({",
adamc@307 1621 newline,
adamc@311 1622 string "PGconn *conn = uw_get_db(ctx);",
adamc@307 1623 newline,
adamc@307 1624 case prepared of
adamc@307 1625 NONE => box [string "char *dml = ",
adamc@307 1626 p_exp env dml,
adamc@307 1627 string ";",
adamc@307 1628 newline]
adamc@307 1629 | SOME _ =>
adamc@307 1630 let
adamc@307 1631 val ets = getPargs dml
adamc@307 1632 in
adamc@307 1633 box [p_list_sepi newline
adamc@307 1634 (fn i => fn (e, t) =>
adamc@307 1635 box [p_sql_type t,
adamc@307 1636 space,
adamc@307 1637 string "arg",
adamc@307 1638 string (Int.toString (i + 1)),
adamc@307 1639 space,
adamc@307 1640 string "=",
adamc@307 1641 space,
adamc@307 1642 p_exp env e,
adamc@307 1643 string ";"])
adamc@307 1644 ets,
adamc@307 1645 newline,
adamc@307 1646 newline,
adamc@307 1647
adamc@307 1648 string "const char *paramValues[] = { ",
adamc@307 1649 p_list_sepi (box [string ",", space])
adamc@307 1650 (fn i => fn (_, t) => p_ensql t (box [string "arg",
adamc@307 1651 string (Int.toString (i + 1))]))
adamc@307 1652 ets,
adamc@307 1653 string " };",
adamc@307 1654 newline,
adamc@307 1655 newline]
adamc@307 1656 end,
adamc@307 1657 newline,
adamc@307 1658 newline,
adamc@307 1659 string "PGresult *res = ",
adamc@307 1660 case prepared of
adamc@307 1661 NONE => string "PQexecParams(conn, dml, 0, NULL, NULL, NULL, NULL, 0);"
adamc@311 1662 | SOME n => box [string "PQexecPrepared(conn, \"uw",
adamc@307 1663 string (Int.toString n),
adamc@307 1664 string "\", ",
adamc@307 1665 string (Int.toString (length (getPargs dml))),
adamc@307 1666 string ", paramValues, NULL, NULL, 0);"],
adamc@307 1667 newline,
adamc@307 1668 newline,
adamc@307 1669
adamc@311 1670 string "if (res == NULL) uw_error(ctx, FATAL, \"Out of memory allocating DML result.\");",
adamc@307 1671 newline,
adamc@307 1672 newline,
adamc@307 1673
adamc@307 1674 string "if (PQresultStatus(res) != PGRES_COMMAND_OK) {",
adamc@307 1675 newline,
adamc@307 1676 box [string "PQclear(res);",
adamc@307 1677 newline,
adamc@311 1678 string "uw_error(ctx, FATAL, \"",
adamc@307 1679 string (ErrorMsg.spanToString loc),
adamc@307 1680 string ": DML failed:\\n%s\\n%s\", ",
adamc@307 1681 case prepared of
adamc@307 1682 NONE => string "dml"
adamc@307 1683 | SOME _ => p_exp env dml,
adamc@307 1684 string ", PQerrorMessage(conn));",
adamc@307 1685 newline],
adamc@307 1686 string "}",
adamc@307 1687 newline,
adamc@307 1688 newline,
adamc@307 1689
adamc@307 1690 string "PQclear(res);",
adamc@307 1691 newline,
adamc@337 1692 string "uw_end_region(ctx);",
adamc@337 1693 newline,
adamc@311 1694 string "uw_unit_v;",
adamc@307 1695 newline,
adamc@337 1696 string "}))"]
adamc@307 1697
adamc@338 1698 | ENextval {seq, prepared} =>
adamc@338 1699 let
adamc@486 1700 val query = case seq of
adamc@486 1701 (EPrim (Prim.String s), loc) =>
adamc@486 1702 (EPrim (Prim.String ("SELECT NEXTVAL('" ^ s ^ "')")), loc)
adamc@486 1703 | _ =>
adamc@486 1704 let
adamc@486 1705 val query = (EFfiApp ("Basis", "strcat", [seq, (EPrim (Prim.String "')"), loc)]), loc)
adamc@486 1706 in
adamc@486 1707 (EFfiApp ("Basis", "strcat", [(EPrim (Prim.String "SELECT NEXTVAL('"), loc), query]), loc)
adamc@486 1708 end
adamc@338 1709 in
adamc@338 1710 box [string "(uw_begin_region(ctx), ",
adamc@338 1711 string "({",
adamc@338 1712 newline,
adamc@338 1713 string "PGconn *conn = uw_get_db(ctx);",
adamc@338 1714 newline,
adamc@338 1715 case prepared of
adamc@338 1716 NONE => box [string "char *query = ",
adamc@338 1717 p_exp env query,
adamc@338 1718 string ";",
adamc@338 1719 newline]
adamc@338 1720 | SOME _ =>
adamc@338 1721 box [],
adamc@338 1722 newline,
adamc@338 1723 string "PGresult *res = ",
adamc@338 1724 case prepared of
adamc@338 1725 NONE => string "PQexecParams(conn, query, 0, NULL, NULL, NULL, NULL, 0);"
adamc@338 1726 | SOME n => box [string "PQexecPrepared(conn, \"uw",
adamc@338 1727 string (Int.toString n),
adamc@338 1728 string "\", 0, NULL, NULL, NULL, 0);"],
adamc@338 1729 newline,
adamc@338 1730 string "uw_Basis_int n;",
adamc@338 1731 newline,
adamc@338 1732 newline,
adamc@338 1733
adamc@338 1734 string "if (res == NULL) uw_error(ctx, FATAL, \"Out of memory allocating nextval result.\");",
adamc@338 1735 newline,
adamc@338 1736 newline,
adamc@338 1737
adamc@338 1738 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@338 1739 newline,
adamc@338 1740 box [string "PQclear(res);",
adamc@338 1741 newline,
adamc@338 1742 string "uw_error(ctx, FATAL, \"",
adamc@338 1743 string (ErrorMsg.spanToString loc),
adamc@338 1744 string ": Query failed:\\n%s\\n%s\", ",
adamc@338 1745 case prepared of
adamc@338 1746 NONE => string "query"
adamc@338 1747 | SOME _ => p_exp env query,
adamc@338 1748 string ", PQerrorMessage(conn));",
adamc@338 1749 newline],
adamc@338 1750 string "}",
adamc@338 1751 newline,
adamc@338 1752 newline,
adamc@338 1753
adamc@338 1754 string "uw_end_region(ctx);",
adamc@338 1755 newline,
adamc@338 1756 string "n = PQntuples(res);",
adamc@338 1757 newline,
adamc@338 1758 string "if (n != 1) {",
adamc@338 1759 newline,
adamc@338 1760 box [string "PQclear(res);",
adamc@338 1761 newline,
adamc@338 1762 string "uw_error(ctx, FATAL, \"",
adamc@338 1763 string (ErrorMsg.spanToString loc),
adamc@338 1764 string ": Wrong number of result rows:\\n%s\\n%s\", ",
adamc@338 1765 case prepared of
adamc@338 1766 NONE => string "query"
adamc@338 1767 | SOME _ => p_exp env query,
adamc@338 1768 string ", PQerrorMessage(conn));",
adamc@338 1769 newline],
adamc@338 1770 string "}",
adamc@338 1771 newline,
adamc@338 1772 newline,
adamc@338 1773
adamc@338 1774 string "n = ",
adamc@338 1775 p_unsql true env (TFfi ("Basis", "int"), loc)
adamc@338 1776 (string "PQgetvalue(res, 0, 0)"),
adamc@338 1777 string ";",
adamc@338 1778 newline,
adamc@338 1779 string "PQclear(res);",
adamc@338 1780 newline,
adamc@338 1781 string "n;",
adamc@338 1782 newline,
adamc@338 1783 string "}))"]
adamc@338 1784 end
adamc@338 1785
adamc@463 1786 | EUnurlify (e, t) =>
adamc@463 1787 let
adamc@463 1788 fun getIt () =
adamc@463 1789 if isUnboxable t then
adamc@463 1790 unurlify env t
adamc@463 1791 else
adamc@463 1792 box [string "({",
adamc@463 1793 newline,
adamc@463 1794 p_typ env t,
adamc@463 1795 string " *tmp = uw_malloc(ctx, sizeof(",
adamc@463 1796 p_typ env t,
adamc@463 1797 string "));",
adamc@463 1798 newline,
adamc@463 1799 string "*tmp = ",
adamc@463 1800 unurlify env t,
adamc@463 1801 string ";",
adamc@463 1802 newline,
adamc@463 1803 string "tmp;",
adamc@463 1804 newline,
adamc@463 1805 string "})"]
adamc@463 1806 in
adamc@463 1807 box [string "({",
adamc@463 1808 newline,
adamc@493 1809 string "uw_Basis_string request = uw_Basis_maybe_strdup(ctx, ",
adamc@463 1810 p_exp env e,
adamc@492 1811 string ");",
adamc@463 1812 newline,
adamc@463 1813 newline,
adamc@463 1814 string "(request ? ",
adamc@463 1815 getIt (),
adamc@463 1816 string " : NULL);",
adamc@463 1817 newline,
adamc@463 1818 string "})"]
adamc@463 1819 end
adamc@463 1820
adamc@29 1821 and p_exp env = p_exp' false env
adamc@29 1822
adamc@129 1823 fun p_fun env (fx, n, args, ran, e) =
adamc@129 1824 let
adamc@129 1825 val nargs = length args
adamc@129 1826 val env' = foldl (fn ((x, dom), env) => E.pushERel env x dom) env args
adamc@129 1827 in
adamc@129 1828 box [string "static",
adamc@129 1829 space,
adamc@129 1830 p_typ env ran,
adamc@129 1831 space,
adamc@316 1832 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@129 1833 string "(",
adamc@129 1834 p_list_sep (box [string ",", space]) (fn x => x)
adamc@311 1835 (string "uw_context ctx" :: ListUtil.mapi (fn (i, (_, dom)) =>
adamc@129 1836 box [p_typ env dom,
adamc@129 1837 space,
adamc@129 1838 p_rel env' (nargs - i - 1)]) args),
adamc@129 1839 string ")",
adamc@129 1840 space,
adamc@129 1841 string "{",
adamc@129 1842 newline,
adamc@638 1843 box [string "return(",
adamc@638 1844 p_exp env' e,
adamc@638 1845 string ");"],
adamc@129 1846 newline,
adamc@129 1847 string "}"]
adamc@129 1848 end
adamc@129 1849
adamc@129 1850 fun p_decl env (dAll as (d, _) : decl) =
adamc@29 1851 case d of
adamc@29 1852 DStruct (n, xts) =>
adamc@196 1853 let
adamc@196 1854 val env = E.declBinds env dAll
adamc@196 1855 in
adamc@196 1856 box [string "struct",
adamc@196 1857 space,
adamc@311 1858 string ("__uws_" ^ Int.toString n),
adamc@196 1859 space,
adamc@196 1860 string "{",
adamc@196 1861 newline,
adamc@196 1862 p_list_sep (box []) (fn (x, t) => box [p_typ env t,
adamc@196 1863 space,
adamc@311 1864 string "__uwf_",
adamc@316 1865 p_ident x,
adamc@196 1866 string ";",
adamc@196 1867 newline]) xts,
adamc@196 1868 string "};"]
adamc@196 1869 end
adamc@188 1870 | DDatatype (Enum, x, n, xncs) =>
adamc@188 1871 box [string "enum",
adamc@188 1872 space,
adamc@316 1873 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@188 1874 space,
adamc@188 1875 string "{",
adamc@188 1876 space,
adamc@316 1877 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adamc@316 1878 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n)) xncs,
adamc@188 1879 space,
adamc@188 1880 string "};"]
adamc@198 1881 | DDatatype (Option, _, _, _) => box []
adamc@188 1882 | DDatatype (Default, x, n, xncs) =>
adamc@165 1883 let
adamc@165 1884 val xncsArgs = List.mapPartial (fn (x, n, NONE) => NONE
adamc@165 1885 | (x, n, SOME t) => SOME (x, n, t)) xncs
adamc@165 1886 in
adamc@165 1887 box [string "enum",
adamc@165 1888 space,
adamc@316 1889 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@165 1890 space,
adamc@165 1891 string "{",
adamc@165 1892 space,
adamc@316 1893 p_list_sep (box [string ",", space]) (fn (x, n, _) =>
adamc@316 1894 string ("__uwc_" ^ ident x ^ "_" ^ Int.toString n)) xncs,
adamc@165 1895 space,
adamc@165 1896 string "};",
adamc@165 1897 newline,
adamc@165 1898 newline,
adamc@165 1899 string "struct",
adamc@165 1900 space,
adamc@316 1901 string ("__uwd_" ^ ident x ^ "_" ^ Int.toString n),
adamc@165 1902 space,
adamc@165 1903 string "{",
adamc@165 1904 newline,
adamc@165 1905 string "enum",
adamc@165 1906 space,
adamc@316 1907 string ("__uwe_" ^ ident x ^ "_" ^ Int.toString n),
adamc@165 1908 space,
adamc@165 1909 string "tag;",
adamc@165 1910 newline,
adamc@165 1911 box (case xncsArgs of
adamc@165 1912 [] => []
adamc@165 1913 | _ => [string "union",
adamc@165 1914 space,
adamc@165 1915 string "{",
adamc@165 1916 newline,
adamc@165 1917 p_list_sep newline (fn (x, n, t) => box [p_typ env t,
adamc@165 1918 space,
adamc@316 1919 string ("uw_" ^ ident x),
adamc@165 1920 string ";"]) xncsArgs,
adamc@165 1921 newline,
adamc@165 1922 string "}",
adamc@165 1923 space,
adamc@165 1924 string "data;",
adamc@165 1925 newline]),
adamc@165 1926 string "};"]
adamc@188 1927 end
adamc@29 1928
adamc@196 1929 | DDatatypeForward _ => box []
adamc@196 1930
adamc@29 1931 | DVal (x, n, t, e) =>
adamc@29 1932 box [p_typ env t,
adamc@29 1933 space,
adamc@316 1934 string ("__uwn_" ^ ident x ^ "_" ^ Int.toString n),
adamc@29 1935 space,
adamc@29 1936 string "=",
adamc@29 1937 space,
adamc@29 1938 p_exp env e,
adamc@29 1939 string ";"]
adamc@129 1940 | DFun vi => p_fun env vi
adamc@129 1941 | DFunRec vis =>
adamc@29 1942 let
adamc@129 1943 val env = E.declBinds env dAll
adamc@29 1944 in
adamc@129 1945 box [p_list_sep newline (fn (fx, n, args, ran, _) =>
adamc@129 1946 box [string "static",
adamc@129 1947 space,
adamc@129 1948 p_typ env ran,
adamc@129 1949 space,
adamc@316 1950 string ("__uwn_" ^ ident fx ^ "_" ^ Int.toString n),
adamc@311 1951 string "(uw_context,",
adamc@129 1952 space,
adamc@129 1953 p_list_sep (box [string ",", space])
adamc@129 1954 (fn (_, dom) => p_typ env dom) args,
adamc@129 1955 string ");"]) vis,
adamc@29 1956 newline,
adamc@129 1957 p_list_sep newline (p_fun env) vis,
adamc@129 1958 newline]
adamc@29 1959 end
adamc@273 1960 | DTable (x, _) => box [string "/* SQL table ",
adamc@273 1961 string x,
adamc@273 1962 string " */",
adamc@273 1963 newline]
adamc@338 1964 | DSequence x => box [string "/* SQL sequence ",
adamc@338 1965 string x,
adamc@338 1966 string " */",
adamc@338 1967 newline]
adamc@311 1968 | DDatabase s => box [string "static void uw_db_validate(uw_context);",
adamc@272 1969 newline,
adamc@311 1970 string "static void uw_db_prepare(uw_context);",
adamc@282 1971 newline,
adamc@275 1972 newline,
adamc@311 1973 string "void uw_db_init(uw_context ctx) {",
adamc@273 1974 newline,
adamc@272 1975 string "PGconn *conn = PQconnectdb(\"",
adamc@272 1976 string (String.toString s),
adamc@272 1977 string "\");",
adamc@272 1978 newline,
adamc@311 1979 string "if (conn == NULL) uw_error(ctx, BOUNDED_RETRY, ",
adamc@272 1980 string "\"libpq can't allocate a connection.\");",
adamc@272 1981 newline,
adamc@272 1982 string "if (PQstatus(conn) != CONNECTION_OK) {",
adamc@272 1983 newline,
adamc@272 1984 box [string "char msg[1024];",
adamc@272 1985 newline,
adamc@272 1986 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@272 1987 newline,
adamc@272 1988 string "msg[1023] = 0;",
adamc@272 1989 newline,
adamc@272 1990 string "PQfinish(conn);",
adamc@272 1991 newline,
adamc@311 1992 string "uw_error(ctx, BOUNDED_RETRY, ",
adamc@272 1993 string "\"Connection to Postgres server failed: %s\", msg);"],
adamc@272 1994 newline,
adamc@272 1995 string "}",
adamc@272 1996 newline,
adamc@311 1997 string "uw_set_db(ctx, conn);",
adamc@272 1998 newline,
adamc@311 1999 string "uw_db_validate(ctx);",
adamc@275 2000 newline,
adamc@311 2001 string "uw_db_prepare(ctx);",
adamc@282 2002 newline,
adamc@272 2003 string "}",
adamc@272 2004 newline,
adamc@272 2005 newline,
adamc@311 2006 string "void uw_db_close(uw_context ctx) {",
adamc@272 2007 newline,
adamc@311 2008 string "PQfinish(uw_get_db(ctx));",
adamc@272 2009 newline,
adamc@272 2010 string "}",
adamc@424 2011 newline,
adamc@424 2012 newline,
adamc@424 2013
adamc@424 2014 string "int uw_db_begin(uw_context ctx) {",
adamc@424 2015 newline,
adamc@424 2016 string "PGconn *conn = uw_get_db(ctx);",
adamc@424 2017 newline,
adamc@424 2018 string "PGresult *res = PQexec(conn, \"BEGIN\");",
adamc@424 2019 newline,
adamc@424 2020 newline,
adamc@424 2021 string "if (res == NULL) return 1;",
adamc@424 2022 newline,
adamc@424 2023 newline,
adamc@424 2024 string "if (PQresultStatus(res) != PGRES_COMMAND_OK) {",
adamc@424 2025 box [string "PQclear(res);",
adamc@424 2026 newline,
adamc@424 2027 string "return 1;",
adamc@424 2028 newline],
adamc@424 2029 string "}",
adamc@424 2030 newline,
adamc@424 2031 string "return 0;",
adamc@424 2032 newline,
adamc@424 2033 string "}",
adamc@424 2034 newline,
adamc@424 2035 newline,
adamc@424 2036
adamc@424 2037 string "int uw_db_commit(uw_context ctx) {",
adamc@424 2038 newline,
adamc@424 2039 string "PGconn *conn = uw_get_db(ctx);",
adamc@424 2040 newline,
adamc@424 2041 string "PGresult *res = PQexec(conn, \"COMMIT\");",
adamc@424 2042 newline,
adamc@424 2043 newline,
adamc@424 2044 string "if (res == NULL) return 1;",
adamc@424 2045 newline,
adamc@424 2046 newline,
adamc@424 2047 string "if (PQresultStatus(res) != PGRES_COMMAND_OK) {",
adamc@424 2048 box [string "PQclear(res);",
adamc@424 2049 newline,
adamc@424 2050 string "return 1;",
adamc@424 2051 newline],
adamc@424 2052 string "}",
adamc@424 2053 newline,
adamc@424 2054 string "return 0;",
adamc@424 2055 newline,
adamc@424 2056 string "}",
adamc@424 2057 newline,
adamc@424 2058 newline,
adamc@424 2059
adamc@424 2060 string "int uw_db_rollback(uw_context ctx) {",
adamc@424 2061 newline,
adamc@424 2062 string "PGconn *conn = uw_get_db(ctx);",
adamc@424 2063 newline,
adamc@424 2064 string "PGresult *res = PQexec(conn, \"ROLLBACK\");",
adamc@424 2065 newline,
adamc@424 2066 newline,
adamc@424 2067 string "if (res == NULL) return 1;",
adamc@424 2068 newline,
adamc@424 2069 newline,
adamc@424 2070 string "if (PQresultStatus(res) != PGRES_COMMAND_OK) {",
adamc@424 2071 box [string "PQclear(res);",
adamc@424 2072 newline,
adamc@424 2073 string "return 1;",
adamc@424 2074 newline],
adamc@424 2075 string "}",
adamc@424 2076 newline,
adamc@424 2077 string "return 0;",
adamc@424 2078 newline,
adamc@424 2079 string "}",
adamc@272 2080 newline]
adamc@29 2081
adamc@467 2082 | DPreparedStatements [] =>
adamc@467 2083 box [string "static void uw_db_prepare(uw_context ctx) {",
adamc@467 2084 newline,
adamc@467 2085 string "}"]
adamc@282 2086 | DPreparedStatements ss =>
adamc@311 2087 box [string "static void uw_db_prepare(uw_context ctx) {",
adamc@282 2088 newline,
adamc@311 2089 string "PGconn *conn = uw_get_db(ctx);",
adamc@282 2090 newline,
adamc@282 2091 string "PGresult *res;",
adamc@282 2092 newline,
adamc@282 2093 newline,
adamc@282 2094
adamc@282 2095 p_list_sepi newline (fn i => fn (s, n) =>
adamc@311 2096 box [string "res = PQprepare(conn, \"uw",
adamc@282 2097 string (Int.toString i),
adamc@282 2098 string "\", \"",
adamc@282 2099 string (String.toString s),
adamc@282 2100 string "\", ",
adamc@282 2101 string (Int.toString n),
adamc@282 2102 string ", NULL);",
adamc@282 2103 newline,
adamc@282 2104 string "if (PQresultStatus(res) != PGRES_COMMAND_OK) {",
adamc@282 2105 newline,
adamc@282 2106 box [string "char msg[1024];",
adamc@282 2107 newline,
adamc@282 2108 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@282 2109 newline,
adamc@282 2110 string "msg[1023] = 0;",
adamc@282 2111 newline,
adamc@282 2112 string "PQclear(res);",
adamc@282 2113 newline,
adamc@282 2114 string "PQfinish(conn);",
adamc@282 2115 newline,
adamc@311 2116 string "uw_error(ctx, FATAL, \"Unable to create prepared statement:\\n",
adamc@282 2117 string (String.toString s),
adamc@282 2118 string "\\n%s\", msg);",
adamc@282 2119 newline],
adamc@282 2120 string "}",
adamc@282 2121 newline,
adamc@282 2122 string "PQclear(res);",
adamc@282 2123 newline])
adamc@282 2124 ss,
adamc@282 2125
adamc@282 2126 string "}"]
adamc@282 2127
adamc@569 2128 | DJavaScript s => box [string "static char jslib[] = \"",
adamc@569 2129 string (String.toString s),
adamc@569 2130 string "\";"]
adamc@569 2131
adamc@144 2132 datatype 'a search =
adamc@144 2133 Found of 'a
adamc@144 2134 | NotFound
adamc@144 2135 | Error
adamc@120 2136
adamc@467 2137 fun p_sqltype'' env (tAll as (t, loc)) =
adamc@275 2138 case t of
adamc@275 2139 TFfi ("Basis", "int") => "int8"
adamc@275 2140 | TFfi ("Basis", "float") => "float8"
adamc@275 2141 | TFfi ("Basis", "string") => "text"
adamc@275 2142 | TFfi ("Basis", "bool") => "bool"
adamc@438 2143 | TFfi ("Basis", "time") => "timestamp"
adamc@275 2144 | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type";
adamc@275 2145 Print.eprefaces' [("Type", p_typ env tAll)];
adamc@275 2146 "ERROR")
adamc@275 2147
adamc@467 2148 fun p_sqltype' env (tAll as (t, loc)) =
adamc@467 2149 case t of
adamc@467 2150 (TOption t, _) => p_sqltype'' env t
adamc@467 2151 | _ => p_sqltype'' env t ^ " NOT NULL"
adamc@467 2152
adamc@275 2153 fun p_sqltype env t = string (p_sqltype' env t)
adamc@101 2154
adamc@467 2155 fun p_sqltype_base' env t =
adamc@467 2156 case t of
adamc@467 2157 (TOption t, _) => p_sqltype'' env t
adamc@467 2158 | _ => p_sqltype'' env t
adamc@467 2159
adamc@467 2160 fun p_sqltype_base env t = string (p_sqltype_base' env t)
adamc@467 2161
adamc@467 2162 fun is_not_null t =
adamc@467 2163 case t of
adamc@467 2164 (TOption _, _) => false
adamc@467 2165 | _ => true
adamc@467 2166
adamc@101 2167 fun p_file env (ds, ps) =
adamc@29 2168 let
adamc@101 2169 val (pds, env) = ListUtil.foldlMap (fn (d, env) =>
adamc@638 2170 (p_decl env d,
adamc@638 2171 E.declBinds env d))
adamc@101 2172 env ds
adamc@144 2173
adamc@609 2174 val fields = foldl (fn ((ek, _, _, ts, _), fields) =>
adamc@144 2175 case ek of
adamc@144 2176 Core.Link => fields
adamc@608 2177 | Core.Rpc => fields
adamc@144 2178 | Core.Action =>
adamc@280 2179 case List.nth (ts, length ts - 2) of
adamc@144 2180 (TRecord i, _) =>
adamc@144 2181 let
adamc@144 2182 val xts = E.lookupStruct env i
adamc@144 2183 val xtsSet = SS.addList (SS.empty, map #1 xts)
adamc@144 2184 in
adamc@144 2185 foldl (fn ((x, _), fields) =>
adamc@144 2186 let
adamc@144 2187 val xtsSet' = Option.getOpt (SM.find (fields, x), SS.empty)
adamc@144 2188 in
adamc@144 2189 SM.insert (fields, x, SS.union (SS.delete (xtsSet, x),
adamc@144 2190 xtsSet'))
adamc@144 2191 end) fields xts
adamc@144 2192 end
adamc@144 2193 | _ => raise Fail "CjrPrint: Last argument of action isn't record")
adamc@144 2194 SM.empty ps
adamc@144 2195
adamc@144 2196 val fnums = SM.foldli (fn (x, xs, fnums) =>
adamc@144 2197 let
adamc@144 2198 val unusable = SS.foldl (fn (x', unusable) =>
adamc@144 2199 case SM.find (fnums, x') of
adamc@144 2200 NONE => unusable
adamc@144 2201 | SOME n => IS.add (unusable, n))
adamc@144 2202 IS.empty xs
adamc@144 2203
adamc@144 2204 fun findAvailable n =
adamc@144 2205 if IS.member (unusable, n) then
adamc@144 2206 findAvailable (n + 1)
adamc@144 2207 else
adamc@144 2208 n
adamc@144 2209 in
adamc@144 2210 SM.insert (fnums, x, findAvailable 0)
adamc@144 2211 end)
adamc@144 2212 SM.empty fields
adamc@144 2213
adamc@144 2214 fun makeSwitch (fnums, i) =
adamc@144 2215 case SM.foldl (fn (n, NotFound) => Found n
adamc@144 2216 | (n, Error) => Error
adamc@144 2217 | (n, Found n') => if n = n' then
adamc@144 2218 Found n'
adamc@144 2219 else
adamc@144 2220 Error) NotFound fnums of
adamc@144 2221 NotFound => box [string "return",
adamc@144 2222 space,
adamc@144 2223 string "-1;"]
adamc@144 2224 | Found n => box [string "return",
adamc@144 2225 space,
adamc@144 2226 string (Int.toString n),
adamc@144 2227 string ";"]
adamc@144 2228 | Error =>
adamc@144 2229 let
adamc@144 2230 val cmap = SM.foldli (fn (x, n, cmap) =>
adamc@144 2231 let
adamc@144 2232 val ch = if i < size x then
adamc@144 2233 String.sub (x, i)
adamc@144 2234 else
adamc@144 2235 chr 0
adamc@144 2236
adamc@144 2237 val fnums = case CM.find (cmap, ch) of
adamc@144 2238 NONE => SM.empty
adamc@144 2239 | SOME fnums => fnums
adamc@144 2240 val fnums = SM.insert (fnums, x, n)
adamc@144 2241 in
adamc@144 2242 CM.insert (cmap, ch, fnums)
adamc@144 2243 end)
adamc@144 2244 CM.empty fnums
adamc@144 2245
adamc@144 2246 val cmap = CM.listItemsi cmap
adamc@144 2247 in
adamc@144 2248 case cmap of
adamc@144 2249 [(_, fnums)] =>
adamc@144 2250 box [string "if",
adamc@144 2251 space,
adamc@144 2252 string "(name[",
adamc@144 2253 string (Int.toString i),
adamc@144 2254 string "]",
adamc@144 2255 space,
adamc@144 2256 string "==",
adamc@144 2257 space,
adamc@144 2258 string "0)",
adamc@144 2259 space,
adamc@144 2260 string "return",
adamc@144 2261 space,
adamc@144 2262 string "-1;",
adamc@144 2263 newline,
adamc@144 2264 makeSwitch (fnums, i+1)]
adamc@144 2265 | _ =>
adamc@144 2266 box [string "switch",
adamc@144 2267 space,
adamc@144 2268 string "(name[",
adamc@144 2269 string (Int.toString i),
adamc@144 2270 string "])",
adamc@144 2271 space,
adamc@144 2272 string "{",
adamc@144 2273 newline,
adamc@144 2274 box (map (fn (ch, fnums) =>
adamc@144 2275 box [string "case",
adamc@144 2276 space,
adamc@144 2277 if ch = chr 0 then
adamc@144 2278 string "0:"
adamc@144 2279 else
adamc@144 2280 box [string "'",
adamc@144 2281 string (Char.toString ch),
adamc@144 2282 string "':"],
adamc@144 2283 newline,
adamc@144 2284 makeSwitch (fnums, i+1),
adamc@144 2285 newline]) cmap),
adamc@144 2286 string "default:",
adamc@144 2287 newline,
adamc@144 2288 string "return",
adamc@144 2289 space,
adamc@144 2290 string "-1;",
adamc@144 2291 newline,
adamc@144 2292 string "}"]
adamc@144 2293 end
adamc@144 2294
adamc@609 2295 fun p_page (ek, s, n, ts, ran) =
adamc@144 2296 let
adamc@144 2297 val (ts, defInputs, inputsVar) =
adamc@144 2298 case ek of
adamc@314 2299 Core.Link => (List.take (ts, length ts - 1), string "", string "")
adamc@608 2300 | Core.Rpc => (List.take (ts, length ts - 1), string "", string "")
adamc@144 2301 | Core.Action =>
adamc@280 2302 case List.nth (ts, length ts - 2) of
adamc@144 2303 (TRecord i, _) =>
adamc@144 2304 let
adamc@144 2305 val xts = E.lookupStruct env i
adamc@144 2306 in
adamc@280 2307 (List.take (ts, length ts - 2),
adamc@144 2308 box [box (map (fn (x, t) => box [p_typ env t,
adamc@144 2309 space,
adamc@311 2310 string "uw_input_",
adamc@316 2311 p_ident x,
adamc@144 2312 string ";",
adamc@144 2313 newline]) xts),
adamc@144 2314 newline,
adamc@144 2315 box (map (fn (x, t) =>
adamc@144 2316 let
adamc@144 2317 val n = case SM.find (fnums, x) of
adamc@144 2318 NONE => raise Fail "CjrPrint: Can't find in fnums"
adamc@144 2319 | SOME n => n
adamc@190 2320
adamc@190 2321 val f = case t of
adamc@190 2322 (TFfi ("Basis", "bool"), _) => "optional_"
adamc@190 2323 | _ => ""
adamc@144 2324 in
adamc@311 2325 box [string "request = uw_get_",
adamc@190 2326 string f,
adamc@190 2327 string "input(ctx, ",
adamc@144 2328 string (Int.toString n),
adamc@144 2329 string ");",
adamc@144 2330 newline,
adamc@433 2331 string "if (request == NULL)",
adamc@144 2332 newline,
adamc@433 2333 box [string "uw_error(ctx, FATAL, \"Missing input ",
adamc@144 2334 string x,
adamc@433 2335 string "\");"],
adamc@144 2336 newline,
adamc@311 2337 string "uw_input_",
adamc@316 2338 p_ident x,
adamc@144 2339 space,
adamc@144 2340 string "=",
adamc@144 2341 space,
adamc@463 2342 unurlify env t,
adamc@144 2343 string ";",
adamc@144 2344 newline]
adamc@144 2345 end) xts),
adamc@311 2346 string "struct __uws_",
adamc@144 2347 string (Int.toString i),
adamc@144 2348 space,
adamc@311 2349 string "uw_inputs",
adamc@144 2350 space,
adamc@144 2351 string "= {",
adamc@144 2352 newline,
adamc@311 2353 box (map (fn (x, _) => box [string "uw_input_",
adamc@316 2354 p_ident x,
adamc@144 2355 string ",",
adamc@144 2356 newline]) xts),
adamc@144 2357 string "};",
adamc@144 2358 newline],
adamc@144 2359 box [string ",",
adamc@144 2360 space,
adamc@311 2361 string "uw_inputs"])
adamc@144 2362 end
adamc@144 2363
adamc@144 2364 | _ => raise Fail "CjrPrint: Last argument to an action isn't a record"
adamc@144 2365 in
adamc@144 2366 box [string "if (!strncmp(request, \"",
adamc@144 2367 string (String.toString s),
adamc@144 2368 string "\", ",
adamc@144 2369 string (Int.toString (size s)),
adamc@198 2370 string ") && (request[",
adamc@198 2371 string (Int.toString (size s)),
adamc@198 2372 string "] == 0 || request[",
adamc@198 2373 string (Int.toString (size s)),
adamc@198 2374 string "] == '/')) {",
adamc@144 2375 newline,
adamc@144 2376 string "request += ",
adamc@144 2377 string (Int.toString (size s)),
adamc@144 2378 string ";",
adamc@144 2379 newline,
adamc@144 2380 string "if (*request == '/') ++request;",
adamc@144 2381 newline,
adamc@609 2382 box (case ek of
adamc@610 2383 Core.Rpc => [string "uw_write_header(ctx, \"Content-type: text/plain\\r\\n\");",
adamc@610 2384 newline]
adamc@609 2385 | _ => [string "uw_write_header(ctx, \"Content-type: text/html\\r\\n\");",
adamc@609 2386 newline,
adamc@609 2387 string "uw_write_header(ctx, \"Content-script-type: text/javascript\\r\\n\");",
adamc@609 2388 newline,
adamc@609 2389 string "uw_write(ctx, \"<html>\");",
adamc@609 2390 newline]),
adamc@144 2391 box [string "{",
adamc@144 2392 newline,
adamc@144 2393 box (ListUtil.mapi (fn (i, t) => box [p_typ env t,
adamc@144 2394 space,
adamc@144 2395 string "arg",
adamc@144 2396 string (Int.toString i),
adamc@144 2397 space,
adamc@144 2398 string "=",
adamc@144 2399 space,
adamc@463 2400 unurlify env t,
adamc@144 2401 string ";",
adamc@144 2402 newline]) ts),
adamc@144 2403 defInputs,
adamc@609 2404 box (case ek of
adamc@609 2405 Core.Rpc => [p_typ env ran,
adamc@609 2406 space,
adamc@610 2407 string "it0",
adamc@609 2408 space,
adamc@609 2409 string "=",
adamc@609 2410 space]
adamc@609 2411 | _ => []),
adamc@144 2412 p_enamed env n,
adamc@144 2413 string "(",
adamc@144 2414 p_list_sep (box [string ",", space])
adamc@144 2415 (fn x => x)
adamc@272 2416 (string "ctx"
adamc@280 2417 :: ListUtil.mapi (fn (i, _) => string ("arg" ^ Int.toString i)) ts),
adamc@144 2418 inputsVar,
adamc@311 2419 string ", uw_unit_v);",
adamc@144 2420 newline,
adamc@609 2421 box (case ek of
adamc@610 2422 Core.Rpc => [urlify env ran]
adamc@609 2423 | _ => [string "uw_write(ctx, \"</html>\");",
adamc@609 2424 newline]),
adamc@144 2425 string "return;",
adamc@144 2426 newline,
adamc@144 2427 string "}",
adamc@144 2428 newline,
adamc@144 2429 string "}"]
adamc@144 2430 ]
adamc@144 2431 end
adamc@144 2432
adamc@144 2433 val pds' = map p_page ps
adamc@275 2434
adamc@275 2435 val tables = List.mapPartial (fn (DTable (s, xts), _) => SOME (s, xts)
adamc@275 2436 | _ => NONE) ds
adamc@377 2437 val sequences = List.mapPartial (fn (DSequence s, _) => SOME s
adamc@377 2438 | _ => NONE) ds
adamc@275 2439
adamc@275 2440 val validate =
adamc@311 2441 box [string "static void uw_db_validate(uw_context ctx) {",
adamc@275 2442 newline,
adamc@311 2443 string "PGconn *conn = uw_get_db(ctx);",
adamc@275 2444 newline,
adamc@275 2445 string "PGresult *res;",
adamc@275 2446 newline,
adamc@275 2447 newline,
adamc@275 2448 p_list_sep newline
adamc@275 2449 (fn (s, xts) =>
adamc@275 2450 let
adamc@377 2451 val sl = CharVector.map Char.toLower s
adamc@377 2452
adamc@275 2453 val q = "SELECT COUNT(*) FROM pg_class WHERE relname = '"
adamc@377 2454 ^ sl ^ "'"
adamc@275 2455
adamc@275 2456 val q' = String.concat ["SELECT COUNT(*) FROM pg_attribute WHERE attrelid = (SELECT oid FROM pg_class WHERE relname = '",
adamc@377 2457 sl,
adamc@275 2458 "') AND (",
adamc@275 2459 String.concatWith " OR "
adamc@275 2460 (map (fn (x, t) =>
adamc@311 2461 String.concat ["(attname = 'uw_",
adamc@275 2462 CharVector.map
adamc@316 2463 Char.toLower (ident x),
adamc@275 2464 "' AND atttypid = (SELECT oid FROM pg_type",
adamc@275 2465 " WHERE typname = '",
adamc@467 2466 p_sqltype_base' env t,
adamc@467 2467 "') AND attnotnull = ",
adamc@467 2468 if is_not_null t then
adamc@467 2469 "TRUE"
adamc@467 2470 else
adamc@467 2471 "FALSE",
adamc@467 2472 ")"]) xts),
adamc@275 2473 ")"]
adamc@275 2474
adamc@275 2475 val q'' = String.concat ["SELECT COUNT(*) FROM pg_attribute WHERE attrelid = (SELECT oid FROM pg_class WHERE relname = '",
adamc@377 2476 sl,
adamc@325 2477 "') AND attname LIKE 'uw_%'"]
adamc@275 2478 in
adamc@275 2479 box [string "res = PQexec(conn, \"",
adamc@275 2480 string q,
adamc@275 2481 string "\");",
adamc@275 2482 newline,
adamc@275 2483 newline,
adamc@275 2484 string "if (res == NULL) {",
adamc@275 2485 newline,
adamc@275 2486 box [string "PQfinish(conn);",
adamc@275 2487 newline,
adamc@311 2488 string "uw_error(ctx, FATAL, \"Out of memory allocating query result.\");",
adamc@275 2489 newline],
adamc@275 2490 string "}",
adamc@275 2491 newline,
adamc@275 2492 newline,
adamc@275 2493 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@275 2494 newline,
adamc@275 2495 box [string "char msg[1024];",
adamc@275 2496 newline,
adamc@275 2497 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@275 2498 newline,
adamc@275 2499 string "msg[1023] = 0;",
adamc@275 2500 newline,
adamc@275 2501 string "PQclear(res);",
adamc@275 2502 newline,
adamc@275 2503 string "PQfinish(conn);",
adamc@275 2504 newline,
adamc@311 2505 string "uw_error(ctx, FATAL, \"Query failed:\\n",
adamc@275 2506 string q,
adamc@275 2507 string "\\n%s\", msg);",
adamc@275 2508 newline],
adamc@275 2509 string "}",
adamc@275 2510 newline,
adamc@275 2511 newline,
adamc@275 2512 string "if (strcmp(PQgetvalue(res, 0, 0), \"1\")) {",
adamc@275 2513 newline,
adamc@275 2514 box [string "PQclear(res);",
adamc@275 2515 newline,
adamc@275 2516 string "PQfinish(conn);",
adamc@275 2517 newline,
adamc@311 2518 string "uw_error(ctx, FATAL, \"Table '",
adamc@275 2519 string s,
adamc@275 2520 string "' does not exist.\");",
adamc@275 2521 newline],
adamc@275 2522 string "}",
adamc@275 2523 newline,
adamc@275 2524 newline,
adamc@275 2525 string "PQclear(res);",
adamc@275 2526 newline,
adamc@275 2527
adamc@275 2528 string "res = PQexec(conn, \"",
adamc@275 2529 string q',
adamc@275 2530 string "\");",
adamc@275 2531 newline,
adamc@275 2532 newline,
adamc@275 2533 string "if (res == NULL) {",
adamc@275 2534 newline,
adamc@275 2535 box [string "PQfinish(conn);",
adamc@275 2536 newline,
adamc@311 2537 string "uw_error(ctx, FATAL, \"Out of memory allocating query result.\");",
adamc@275 2538 newline],
adamc@275 2539 string "}",
adamc@275 2540 newline,
adamc@275 2541 newline,
adamc@275 2542 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@275 2543 newline,
adamc@275 2544 box [string "char msg[1024];",
adamc@275 2545 newline,
adamc@275 2546 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@275 2547 newline,
adamc@275 2548 string "msg[1023] = 0;",
adamc@275 2549 newline,
adamc@275 2550 string "PQclear(res);",
adamc@275 2551 newline,
adamc@275 2552 string "PQfinish(conn);",
adamc@275 2553 newline,
adamc@311 2554 string "uw_error(ctx, FATAL, \"Query failed:\\n",
adamc@275 2555 string q',
adamc@275 2556 string "\\n%s\", msg);",
adamc@275 2557 newline],
adamc@275 2558 string "}",
adamc@275 2559 newline,
adamc@275 2560 newline,
adamc@275 2561 string "if (strcmp(PQgetvalue(res, 0, 0), \"",
adamc@275 2562 string (Int.toString (length xts)),
adamc@275 2563 string "\")) {",
adamc@275 2564 newline,
adamc@275 2565 box [string "PQclear(res);",
adamc@275 2566 newline,
adamc@275 2567 string "PQfinish(conn);",
adamc@275 2568 newline,
adamc@311 2569 string "uw_error(ctx, FATAL, \"Table '",
adamc@275 2570 string s,
adamc@275 2571 string "' has the wrong column types.\");",
adamc@275 2572 newline],
adamc@275 2573 string "}",
adamc@275 2574 newline,
adamc@275 2575 newline,
adamc@275 2576 string "PQclear(res);",
adamc@275 2577 newline,
adamc@275 2578 newline,
adamc@275 2579
adamc@275 2580 string "res = PQexec(conn, \"",
adamc@275 2581 string q'',
adamc@275 2582 string "\");",
adamc@275 2583 newline,
adamc@275 2584 newline,
adamc@275 2585 string "if (res == NULL) {",
adamc@275 2586 newline,
adamc@275 2587 box [string "PQfinish(conn);",
adamc@275 2588 newline,
adamc@311 2589 string "uw_error(ctx, FATAL, \"Out of memory allocating query result.\");",
adamc@275 2590 newline],
adamc@275 2591 string "}",
adamc@275 2592 newline,
adamc@275 2593 newline,
adamc@275 2594 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@275 2595 newline,
adamc@275 2596 box [string "char msg[1024];",
adamc@275 2597 newline,
adamc@275 2598 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@275 2599 newline,
adamc@275 2600 string "msg[1023] = 0;",
adamc@275 2601 newline,
adamc@275 2602 string "PQclear(res);",
adamc@275 2603 newline,
adamc@275 2604 string "PQfinish(conn);",
adamc@275 2605 newline,
adamc@311 2606 string "uw_error(ctx, FATAL, \"Query failed:\\n",
adamc@275 2607 string q'',
adamc@275 2608 string "\\n%s\", msg);",
adamc@275 2609 newline],
adamc@275 2610 string "}",
adamc@275 2611 newline,
adamc@275 2612 newline,
adamc@275 2613 string "if (strcmp(PQgetvalue(res, 0, 0), \"",
adamc@275 2614 string (Int.toString (length xts)),
adamc@275 2615 string "\")) {",
adamc@275 2616 newline,
adamc@275 2617 box [string "PQclear(res);",
adamc@275 2618 newline,
adamc@275 2619 string "PQfinish(conn);",
adamc@275 2620 newline,
adamc@311 2621 string "uw_error(ctx, FATAL, \"Table '",
adamc@275 2622 string s,
adamc@275 2623 string "' has extra columns.\");",
adamc@275 2624 newline],
adamc@275 2625 string "}",
adamc@275 2626 newline,
adamc@275 2627 newline,
adamc@275 2628 string "PQclear(res);",
adamc@275 2629 newline]
adamc@275 2630 end) tables,
adamc@377 2631
adamc@377 2632 p_list_sep newline
adamc@377 2633 (fn s =>
adamc@377 2634 let
adamc@377 2635 val sl = CharVector.map Char.toLower s
adamc@377 2636
adamc@377 2637 val q = "SELECT COUNT(*) FROM pg_class WHERE relname = '"
adamc@377 2638 ^ sl ^ "' AND relkind = 'S'"
adamc@377 2639 in
adamc@377 2640 box [string "res = PQexec(conn, \"",
adamc@377 2641 string q,
adamc@377 2642 string "\");",
adamc@377 2643 newline,
adamc@377 2644 newline,
adamc@377 2645 string "if (res == NULL) {",
adamc@377 2646 newline,
adamc@377 2647 box [string "PQfinish(conn);",
adamc@377 2648 newline,
adamc@377 2649 string "uw_error(ctx, FATAL, \"Out of memory allocating query result.\");",
adamc@377 2650 newline],
adamc@377 2651 string "}",
adamc@377 2652 newline,
adamc@377 2653 newline,
adamc@377 2654 string "if (PQresultStatus(res) != PGRES_TUPLES_OK) {",
adamc@377 2655 newline,
adamc@377 2656 box [string "char msg[1024];",
adamc@377 2657 newline,
adamc@377 2658 string "strncpy(msg, PQerrorMessage(conn), 1024);",
adamc@377 2659 newline,
adamc@377 2660 string "msg[1023] = 0;",
adamc@377 2661 newline,
adamc@377 2662 string "PQclear(res);",
adamc@377 2663 newline,
adamc@377 2664 string "PQfinish(conn);",
adamc@377 2665 newline,
adamc@377 2666 string "uw_error(ctx, FATAL, \"Query failed:\\n",
adamc@377 2667 string q,
adamc@377 2668 string "\\n%s\", msg);",
adamc@377 2669 newline],
adamc@377 2670 string "}",
adamc@377 2671 newline,
adamc@377 2672 newline,
adamc@377 2673 string "if (strcmp(PQgetvalue(res, 0, 0), \"1\")) {",
adamc@377 2674 newline,
adamc@377 2675 box [string "PQclear(res);",
adamc@377 2676 newline,
adamc@377 2677 string "PQfinish(conn);",
adamc@377 2678 newline,
adamc@377 2679 string "uw_error(ctx, FATAL, \"Sequence '",
adamc@377 2680 string s,
adamc@377 2681 string "' does not exist.\");",
adamc@377 2682 newline],
adamc@377 2683 string "}",
adamc@377 2684 newline,
adamc@377 2685 newline,
adamc@377 2686 string "PQclear(res);",
adamc@377 2687 newline]
adamc@377 2688 end) sequences,
adamc@377 2689
adamc@275 2690 string "}"]
adamc@432 2691
adamc@432 2692 val hasDb = List.exists (fn (DDatabase _, _) => true | _ => false) ds
adamc@29 2693 in
adamc@144 2694 box [string "#include <stdio.h>",
adamc@144 2695 newline,
adamc@144 2696 string "#include <stdlib.h>",
adamc@144 2697 newline,
adamc@272 2698 string "#include <string.h>",
adamc@272 2699 newline,
adamc@390 2700 string "#include <math.h>",
adamc@390 2701 newline,
adamc@432 2702 if hasDb then
adamc@432 2703 box [string "#include <postgresql/libpq-fe.h>",
adamc@432 2704 newline]
adamc@432 2705 else
adamc@432 2706 box [],
adamc@144 2707 newline,
adamc@378 2708 string "#include \"",
adamc@378 2709 string (OS.Path.joinDirFile {dir = Config.includ,
adamc@378 2710 file = "urweb.h"}),
adamc@378 2711 string "\"",
adamc@101 2712 newline,
adamc@101 2713 newline,
adamc@101 2714 p_list_sep newline (fn x => x) pds,
adamc@101 2715 newline,
adamc@311 2716 string "int uw_inputs_len = ",
adamc@144 2717 string (Int.toString (SM.foldl Int.max 0 fnums + 1)),
adamc@144 2718 string ";",
adamc@144 2719 newline,
adamc@144 2720 newline,
adamc@311 2721 string "int uw_input_num(char *name) {",
adamc@144 2722 newline,
adamc@144 2723 makeSwitch (fnums, 0),
adamc@144 2724 string "}",
adamc@144 2725 newline,
adamc@144 2726 newline,
adamc@311 2727 string "void uw_handle(uw_context ctx, char *request) {",
adamc@101 2728 newline,
adamc@569 2729 string "if (!strcmp(request, \"/app.js\")) {",
adamc@569 2730 newline,
adamc@569 2731 box [string "uw_write_header(ctx, \"Content-type: text/javascript\\r\\n\");",
adamc@569 2732 newline,
adamc@569 2733 string "uw_write(ctx, jslib);",
adamc@569 2734 newline,
adamc@569 2735 string "return;",
adamc@569 2736 newline],
adamc@569 2737 string "}",
adamc@569 2738 newline,
adamc@101 2739 p_list_sep newline (fn x => x) pds',
adamc@101 2740 newline,
adamc@387 2741 string "uw_error(ctx, FATAL, \"Unknown page\");",
adamc@387 2742 newline,
adamc@101 2743 string "}",
adamc@275 2744 newline,
adamc@275 2745 newline,
adamc@432 2746 if hasDb then
adamc@432 2747 validate
adamc@432 2748 else
adamc@432 2749 box [],
adamc@376 2750 newline,
adamc@376 2751 if List.exists (fn (DDatabase _, _) => true | _ => false) ds then
adamc@376 2752 box []
adamc@376 2753 else
adamc@376 2754 box [newline,
adamc@376 2755 string "void uw_db_init(uw_context ctx) { };",
adamc@424 2756 newline,
adamc@424 2757 string "int uw_db_begin(uw_context ctx) { return 0; };",
adamc@424 2758 newline,
adamc@424 2759 string "int uw_db_commit(uw_context ctx) { return 0; };",
adamc@424 2760 newline,
adamc@424 2761 string "int uw_db_rollback(uw_context ctx) { return 0; };",
adamc@376 2762 newline]]
adamc@29 2763 end
adamc@29 2764
adamc@274 2765 fun p_sql env (ds, _) =
adamc@274 2766 let
adamc@274 2767 val (pps, _) = ListUtil.foldlMap
adamc@274 2768 (fn (dAll as (d, _), env) =>
adamc@274 2769 let
adamc@274 2770 val pp = case d of
adamc@274 2771 DTable (s, xts) =>
adamc@274 2772 box [string "CREATE TABLE ",
adamc@274 2773 string s,
adamc@274 2774 string "(",
adamc@274 2775 p_list (fn (x, t) =>
adamc@311 2776 box [string "uw_",
adamc@275 2777 string (CharVector.map Char.toLower x),
adamc@274 2778 space,
adamc@467 2779 p_sqltype env (t, ErrorMsg.dummySpan)]) xts,
adamc@274 2780 string ");",
adamc@274 2781 newline,
adamc@274 2782 newline]
adamc@338 2783 | DSequence s =>
adamc@338 2784 box [string "CREATE SEQUENCE ",
adamc@338 2785 string s,
adamc@338 2786 string ";",
adamc@338 2787 newline,
adamc@338 2788 newline]
adamc@274 2789 | _ => box []
adamc@274 2790 in
adamc@274 2791 (pp, E.declBinds env dAll)
adamc@274 2792 end)
adamc@274 2793 env ds
adamc@274 2794 in
adamc@274 2795 box pps
adamc@274 2796 end
adamc@274 2797
adamc@29 2798 end