Mercurial > urweb

annotate src/compiler.sml @ 827:497c7dbcc695

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix variable adjustment bug in fn/case alternation
author Adam Chlipala <adamc@hcoop.net>
date Thu, 28 May 2009 13:47:05 -0400
parents dc3fc3f3b834
children 249740301a0a
rev   line source
adamc@764 1 (* Copyright (c) 2008-2009, Adam Chlipala
adamc@1 2 * All rights reserved.
adamc@1 3 *
adamc@1 4 * Redistribution and use in source and binary forms, with or without
adamc@1 5 * modification, are permitted provided that the following conditions are met:
adamc@1 6 *
adamc@1 7 * - Redistributions of source code must retain the above copyright notice,
adamc@1 8 * this list of conditions and the following disclaimer.
adamc@1 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@1 10 * this list of conditions and the following disclaimer in the documentation
adamc@1 11 * and/or other materials provided with the distribution.
adamc@1 12 * - The names of contributors may not be used to endorse or promote products
adamc@1 13 * derived from this software without specific prior written permission.
adamc@1 14 *
adamc@1 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@1 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@1 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@1 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@1 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@1 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@1 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@1 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@1 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@1 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@1 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@1 26 *)
adamc@1 27
adamc@1 28 structure Compiler :> COMPILER = struct
adamc@1 29
adamc@244 30 structure UrwebLrVals = UrwebLrValsFn(structure Token = LrParser.Token)
adamc@244 31 structure Lex = UrwebLexFn(structure Tokens = UrwebLrVals.Tokens)
adamc@244 32 structure UrwebP = Join(structure ParserData = UrwebLrVals.ParserData
adamc@1 33 structure Lex = Lex
adamc@1 34 structure LrParser = LrParser)
adamc@1 35
adamc@270 36 type job = {
adamc@385 37 prefix : string,
adamc@270 38 database : string option,
adamc@274 39 sources : string list,
adamc@274 40 exe : string,
adamc@274 41 sql : string option,
adamc@502 42 debug : bool,
adamc@673 43 profile : bool,
adamc@764 44 timeout : int,
adamc@764 45 ffi : string list,
adamc@764 46 link : string list,
adamc@765 47 headers : string list,
adamc@766 48 scripts : string list,
adamc@765 49 clientToServer : Settings.ffi list,
adamc@765 50 effectful : Settings.ffi list,
adamc@765 51 clientOnly : Settings.ffi list,
adamc@765 52 serverOnly : Settings.ffi list,
adamc@768 53 jsFuncs : (Settings.ffi * string) list,
adamc@769 54 rewrites : Settings.rewrite list,
adamc@769 55 filterUrl : Settings.rule list,
adamc@769 56 filterMime : Settings.rule list
adamc@270 57 }
adamc@201 58
adamc@201 59 type ('src, 'dst) phase = {
adamc@201 60 func : 'src -> 'dst,
adamc@201 61 print : 'dst -> Print.PD.pp_desc
adamc@201 62 }
adamc@201 63
adamc@201 64 type pmap = (string * Time.time) list
adamc@201 65
adamc@201 66 type ('src, 'dst) transform = {
adamc@201 67 func : 'src -> 'dst option,
adamc@201 68 print : 'dst -> Print.PD.pp_desc,
adamc@201 69 time : 'src * pmap -> 'dst option * pmap
adamc@201 70 }
adamc@201 71
adamc@201 72 fun transform (ph : ('src, 'dst) phase) name = {
adamc@201 73 func = fn input => let
adamc@201 74 val v = #func ph input
adamc@201 75 in
adamc@201 76 if ErrorMsg.anyErrors () then
adamc@201 77 NONE
adamc@201 78 else
adamc@201 79 SOME v
adamc@201 80 end,
adamc@201 81 print = #print ph,
adamc@201 82 time = fn (input, pmap) => let
adamc@201 83 val befor = Time.now ()
adamc@201 84 val v = #func ph input
adamc@201 85 val elapsed = Time.- (Time.now (), befor)
adamc@201 86 in
adamc@201 87 (if ErrorMsg.anyErrors () then
adamc@201 88 NONE
adamc@201 89 else
adamc@201 90 SOME v,
adamc@201 91 (name, elapsed) :: pmap)
adamc@201 92 end
adamc@201 93 }
adamc@201 94
adamc@270 95 fun op o (tr2 : ('b, 'c) transform, tr1 : ('a, 'b) transform) = {
adamc@201 96 func = fn input => case #func tr1 input of
adamc@201 97 NONE => NONE
adamc@201 98 | SOME v => #func tr2 v,
adamc@201 99 print = #print tr2,
adamc@201 100 time = fn (input, pmap) => let
adamc@201 101 val (ro, pmap) = #time tr1 (input, pmap)
adamc@201 102 in
adamc@201 103 case ro of
adamc@201 104 NONE => (NONE, pmap)
adamc@201 105 | SOME v => #time tr2 (v, pmap)
adamc@201 106 end
adamc@201 107 }
adamc@201 108
adamc@346 109 fun check (tr : ('src, 'dst) transform) x = (ErrorMsg.resetErrors ();
adamc@346 110 ignore (#func tr x))
adamc@346 111
adamc@280 112 fun run (tr : ('src, 'dst) transform) x = (ErrorMsg.resetErrors ();
adamc@280 113 #func tr x)
adamc@201 114
adamc@201 115 fun runPrint (tr : ('src, 'dst) transform) input =
adamc@280 116 (ErrorMsg.resetErrors ();
adamc@280 117 case #func tr input of
adamc@280 118 NONE => print "Failure\n"
adamc@280 119 | SOME v =>
adamc@280 120 (print "Success\n";
adamc@280 121 Print.print (#print tr v);
adamc@280 122 print "\n"))
adamc@201 123
adamc@201 124 fun time (tr : ('src, 'dst) transform) input =
adamc@55 125 let
adamc@201 126 val (_, pmap) = #time tr (input, [])
adamc@201 127 in
adamc@201 128 app (fn (name, time) =>
adamc@201 129 print (name ^ ": " ^ LargeReal.toString (Time.toReal time) ^ "\n")) (rev pmap);
adamc@201 130 print ("TOTAL: " ^ LargeReal.toString (Time.toReal (foldl Time.+ Time.zeroTime (map #2 pmap))) ^ "\n");
adamc@201 131 print "\n"
adamc@201 132 end
adamc@55 133
adamc@201 134 fun timePrint (tr : ('src, 'dst) transform) input =
adamc@201 135 let
adamc@201 136 val (ro, pmap) = #time tr (input, [])
adamc@55 137 in
adamc@201 138 app (fn (name, time) =>
adamc@201 139 print (name ^ ": " ^ LargeReal.toString (Time.toReal time) ^ "\n")) (rev pmap);
adamc@201 140 print ("TOTAL: " ^ LargeReal.toString (Time.toReal (foldl Time.+ Time.zeroTime (map #2 pmap))) ^ "\n");
adamc@201 141 print "\n";
adamc@201 142 case ro of
adamc@201 143 NONE => print "Failure\n"
adamc@201 144 | SOME v =>
adamc@201 145 (print "Success\n";
adamc@201 146 Print.print (#print tr v);
adamc@201 147 print "\n")
adamc@55 148 end
adamc@55 149
adamc@244 150 val parseUrs =
adamc@201 151 {func = fn filename => let
adamc@201 152 val fname = OS.FileSys.tmpName ()
adamc@201 153 val outf = TextIO.openOut fname
adamc@201 154 val () = TextIO.output (outf, "sig\n")
adamc@201 155 val inf = TextIO.openIn filename
adamc@201 156 fun loop () =
adamc@201 157 case TextIO.inputLine inf of
adamc@201 158 NONE => ()
adamc@201 159 | SOME line => (TextIO.output (outf, line);
adamc@201 160 loop ())
adamc@201 161 val () = loop ()
adamc@201 162 val () = TextIO.closeIn inf
adamc@201 163 val () = TextIO.closeOut outf
adamc@201 164
adamc@201 165 val () = (ErrorMsg.resetErrors ();
adamc@201 166 ErrorMsg.resetPositioning filename;
adamc@201 167 Lex.UserDeclarations.initialize ())
adamc@201 168 val file = TextIO.openIn fname
adamc@201 169 fun get _ = TextIO.input file
adamc@201 170 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
adamc@201 171 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
adamc@244 172 val (absyn, _) = UrwebP.parse (30, lexer, parseerror, ())
adamc@201 173 in
adamc@201 174 TextIO.closeIn file;
adamc@201 175 case absyn of
adamc@201 176 [(Source.DSgn ("?", (Source.SgnConst sgis, _)), _)] => sgis
adamc@201 177 | _ => (ErrorMsg.errorAt {file = filename,
adamc@201 178 first = {line = 0,
adamc@201 179 char = 0},
adamc@201 180 last = {line = 0,
adamc@201 181 char = 0}} "Not a signature";
adamc@201 182 [])
adamc@201 183 end
adamc@201 184 handle LrParser.ParseError => [],
adamc@201 185 print = Print.p_list_sep Print.PD.newline SourcePrint.p_sgn_item}
adamc@55 186
adamc@1 187 (* The main parsing routine *)
adamc@244 188 val parseUr = {
adamc@201 189 func = fn filename =>
adamc@201 190 let
adamc@201 191 val () = (ErrorMsg.resetErrors ();
adamc@201 192 ErrorMsg.resetPositioning filename;
adamc@201 193 Lex.UserDeclarations.initialize ())
adamc@201 194 val file = TextIO.openIn filename
adamc@201 195 fun get _ = TextIO.input file
adamc@201 196 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
adamc@201 197 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
adamc@244 198 val (absyn, _) = UrwebP.parse (30, lexer, parseerror, ())
adamc@201 199 in
adamc@201 200 TextIO.closeIn file;
adamc@201 201 case absyn of
adamc@201 202 [(Source.DSgn ("?", _), _)] =>
adamc@201 203 (ErrorMsg.errorAt {file = filename,
adamc@201 204 first = {line = 0,
adamc@201 205 char = 0},
adamc@201 206 last = {line = 0,
adamc@201 207 char = 0}} "File starts with 'sig'";
adamc@201 208 [])
adamc@201 209 | _ => absyn
adamc@201 210 end
adamc@201 211 handle LrParser.ParseError => [],
adamc@201 212 print = SourcePrint.p_file}
adamc@56 213
adamc@768 214 fun p_job ({prefix, database, exe, sql, sources, debug, profile,
adamc@768 215 timeout, ffi, link, headers, scripts,
adamc@768 216 clientToServer, effectful, clientOnly, serverOnly, jsFuncs, ...} : job) =
adamc@270 217 let
adamc@270 218 open Print.PD
adamc@270 219 open Print
adamc@765 220
adamc@765 221 fun p_ffi name = p_list_sep (box []) (fn (m, s) =>
adamc@765 222 box [string name, space, string m, string ".", string s, newline])
adamc@270 223 in
adamc@274 224 box [if debug then
adamc@274 225 box [string "DEBUG", newline]
adamc@274 226 else
adamc@274 227 box [],
adamc@502 228 if profile then
adamc@502 229 box [string "PROFILE", newline]
adamc@502 230 else
adamc@502 231 box [],
adamc@274 232 case database of
adamc@270 233 NONE => string "No database."
adamc@270 234 | SOME db => string ("Database: " ^ db),
adamc@270 235 newline,
adamc@274 236 string "Exe: ",
adamc@274 237 string exe,
adamc@274 238 newline,
adamc@274 239 case sql of
adamc@274 240 NONE => string "No SQL file."
adamc@274 241 | SOME sql => string ("SQL fle: " ^ sql),
adamc@673 242 newline,
adamc@673 243 string "Timeout: ",
adamc@673 244 string (Int.toString timeout),
adamc@673 245 newline,
adamc@764 246 p_list_sep (box []) (fn s => box [string "Ffi", space, string s, newline]) ffi,
adamc@764 247 p_list_sep (box []) (fn s => box [string "Header", space, string s, newline]) headers,
adamc@766 248 p_list_sep (box []) (fn s => box [string "Script", space, string s, newline]) scripts,
adamc@764 249 p_list_sep (box []) (fn s => box [string "Link", space, string s, newline]) link,
adamc@765 250 p_ffi "ClientToServer" clientToServer,
adamc@765 251 p_ffi "Effectful" effectful,
adamc@765 252 p_ffi "ClientOnly" clientOnly,
adamc@765 253 p_ffi "ServerOnly" serverOnly,
adamc@765 254 p_list_sep (box []) (fn ((m, s), s') =>
adamc@765 255 box [string "JsFunc", space, string m, string ".", string s,
adamc@765 256 space, string "=", space, string s', newline]) jsFuncs,
adamc@270 257 string "Sources:",
adamc@270 258 p_list string sources,
adamc@270 259 newline]
adamc@270 260 end
adamc@270 261
adamc@270 262 fun trim s =
adamc@270 263 let
adamc@270 264 val (_, s) = Substring.splitl Char.isSpace s
adamc@270 265 val (s, _) = Substring.splitr Char.isSpace s
adamc@270 266 in
adamc@270 267 s
adamc@270 268 end
adamc@270 269
adamc@794 270 structure M = BinaryMapFn(struct
adamc@794 271 type ord_key = string
adamc@794 272 val compare = String.compare
adamc@794 273 end)
adamc@794 274
adamc@794 275 fun parseUrp' fname =
adamc@767 276 let
adamc@794 277 val pathmap = ref (M.insert (M.empty, "", Config.libUr))
adamc@767 278
adamc@794 279 fun pu filename =
adamc@794 280 let
adamc@794 281 val dir = OS.Path.dir filename
adamc@794 282 val inf = TextIO.openIn (OS.Path.joinBaseExt {base = filename, ext = SOME "urp"})
adamc@767 283
adamc@794 284 fun pathify fname =
adamc@794 285 if size fname > 0 andalso String.sub (fname, 0) = #"$" then
adamc@794 286 let
adamc@794 287 val fname' = Substring.extract (fname, 1, NONE)
adamc@794 288 val (befor, after) = Substring.splitl (fn ch => ch <> #"/") fname'
adamc@794 289 in
adamc@794 290 if Substring.isEmpty after then
adamc@794 291 fname
adamc@794 292 else
adamc@794 293 case M.find (!pathmap, Substring.string befor) of
adamc@794 294 NONE => fname
adamc@794 295 | SOME rep => rep ^ Substring.string after
adamc@794 296 end
adamc@794 297 else
adamc@794 298 fname
adamc@767 299
adamc@794 300 fun relify fname =
adamc@794 301 let
adamc@794 302 val fname = pathify fname
adamc@794 303 in
adamc@794 304 OS.Path.concat (dir, fname)
adamc@794 305 handle OS.Path.Path => fname
adamc@794 306 end
adamc@767 307
adamc@794 308 val absDir = OS.Path.mkAbsolute {path = dir, relativeTo = OS.FileSys.getDir ()}
adamc@767 309
adamc@794 310 fun relifyA fname =
adamc@794 311 OS.Path.mkAbsolute {path = pathify fname, relativeTo = absDir}
adamc@767 312
adamc@794 313 fun readSources acc =
adamc@794 314 case TextIO.inputLine inf of
adamc@794 315 NONE => rev acc
adamc@794 316 | SOME line =>
adamc@794 317 let
adamc@794 318 val acc = if CharVector.all Char.isSpace line then
adamc@794 319 acc
adamc@794 320 else
adamc@794 321 let
adamc@794 322 val fname = String.implode (List.filter (fn x => not (Char.isSpace x))
adamc@794 323 (String.explode line))
adamc@794 324 val fname = relify fname
adamc@794 325 in
adamc@794 326 fname :: acc
adamc@794 327 end
adamc@794 328 in
adamc@794 329 readSources acc
adamc@794 330 end
adamc@767 331
adamc@794 332 val prefix = ref NONE
adamc@794 333 val database = ref NONE
adamc@794 334 val exe = ref NONE
adamc@794 335 val sql = ref NONE
adamc@794 336 val debug = ref false
adamc@794 337 val profile = ref false
adamc@794 338 val timeout = ref NONE
adamc@794 339 val ffi = ref []
adamc@794 340 val link = ref []
adamc@794 341 val headers = ref []
adamc@794 342 val scripts = ref []
adamc@794 343 val clientToServer = ref []
adamc@794 344 val effectful = ref []
adamc@794 345 val clientOnly = ref []
adamc@794 346 val serverOnly = ref []
adamc@794 347 val jsFuncs = ref []
adamc@794 348 val rewrites = ref []
adamc@794 349 val url = ref []
adamc@794 350 val mime = ref []
adamc@794 351 val libs = ref []
adamc@767 352
adamc@794 353 fun finish sources =
adamc@794 354 let
adamc@794 355 val job = {
adamc@794 356 prefix = Option.getOpt (!prefix, "/"),
adamc@794 357 database = !database,
adamc@794 358 exe = Option.getOpt (!exe, OS.Path.joinBaseExt {base = OS.Path.base filename,
adamc@794 359 ext = SOME "exe"}),
adamc@794 360 sql = !sql,
adamc@794 361 debug = !debug,
adamc@794 362 profile = !profile,
adamc@794 363 timeout = Option.getOpt (!timeout, 60),
adamc@794 364 ffi = rev (!ffi),
adamc@794 365 link = rev (!link),
adamc@794 366 headers = rev (!headers),
adamc@794 367 scripts = rev (!scripts),
adamc@794 368 clientToServer = rev (!clientToServer),
adamc@794 369 effectful = rev (!effectful),
adamc@794 370 clientOnly = rev (!clientOnly),
adamc@794 371 serverOnly = rev (!serverOnly),
adamc@794 372 jsFuncs = rev (!jsFuncs),
adamc@794 373 rewrites = rev (!rewrites),
adamc@794 374 filterUrl = rev (!url),
adamc@794 375 filterMime = rev (!mime),
adamc@794 376 sources = sources
adamc@794 377 }
adamc@767 378
adamc@794 379 fun mergeO f (old, new) =
adamc@794 380 case (old, new) of
adamc@794 381 (NONE, _) => new
adamc@794 382 | (_, NONE) => old
adamc@794 383 | (SOME v1, SOME v2) => SOME (f (v1, v2))
adamc@794 384
adamc@794 385 fun same desc = mergeO (fn (x : string, y) =>
adamc@794 386 (if x = y then
adamc@794 387 ()
adamc@794 388 else
adamc@794 389 ErrorMsg.error ("Multiple "
adamc@794 390 ^ desc ^ " values that don't agree");
adamc@794 391 x))
adamc@794 392
adamc@794 393 fun merge (old : job, new : job) = {
adamc@794 394 prefix = #prefix old,
adamc@794 395 database = #database old,
adamc@794 396 exe = #exe old,
adamc@794 397 sql = #sql old,
adamc@794 398 debug = #debug old orelse #debug new,
adamc@794 399 profile = #profile old orelse #profile new,
adamc@794 400 timeout = #timeout old,
adamc@794 401 ffi = #ffi old @ #ffi new,
adamc@794 402 link = #link old @ #link new,
adamc@794 403 headers = #headers old @ #headers new,
adamc@794 404 scripts = #scripts old @ #scripts new,
adamc@794 405 clientToServer = #clientToServer old @ #clientToServer new,
adamc@794 406 effectful = #effectful old @ #effectful new,
adamc@794 407 clientOnly = #clientOnly old @ #clientOnly new,
adamc@794 408 serverOnly = #serverOnly old @ #serverOnly new,
adamc@794 409 jsFuncs = #jsFuncs old @ #jsFuncs new,
adamc@794 410 rewrites = #rewrites old @ #rewrites new,
adamc@794 411 filterUrl = #filterUrl old @ #filterUrl new,
adamc@794 412 filterMime = #filterMime old @ #filterMime new,
adamc@794 413 sources = #sources new @ #sources old
adamc@794 414 }
adamc@794 415 in
adamc@794 416 foldr (fn (fname, job) => merge (job, parseUrp' fname)) job (!libs)
adamc@794 417 end
adamc@794 418
adamc@794 419 fun parsePkind s =
adamc@794 420 case s of
adamc@794 421 "all" => Settings.Any
adamc@794 422 | "url" => Settings.Url
adamc@794 423 | "table" => Settings.Table
adamc@794 424 | "sequence" => Settings.Sequence
adamc@794 425 | "view" => Settings.View
adamc@794 426 | "relation" => Settings.Relation
adamc@794 427 | "cookie" => Settings.Cookie
adamc@794 428 | "style" => Settings.Style
adamc@794 429 | _ => (ErrorMsg.error "Bad path kind spec";
adamc@794 430 Settings.Any)
adamc@794 431
adamc@794 432 fun parseFrom s =
adamc@794 433 if size s > 1 andalso String.sub (s, size s - 2) = #"/" andalso String.sub (s, size s - 1) = #"*" then
adamc@794 434 (Settings.Prefix, String.substring (s, 0, size s - 1))
adamc@794 435 else
adamc@794 436 (Settings.Exact, s)
adamc@794 437
adamc@794 438 fun parseFkind s =
adamc@794 439 case s of
adamc@794 440 "url" => url
adamc@794 441 | "mime" => mime
adamc@794 442 | _ => (ErrorMsg.error "Bad filter kind";
adamc@794 443 url)
adamc@794 444
adamc@794 445 fun parsePattern s =
adamc@794 446 if size s > 0 andalso String.sub (s, size s - 1) = #"*" then
adamc@794 447 (Settings.Prefix, String.substring (s, 0, size s - 1))
adamc@794 448 else
adamc@794 449 (Settings.Exact, s)
adamc@794 450
adamc@794 451 fun read () =
adamc@794 452 case TextIO.inputLine inf of
adamc@794 453 NONE => finish []
adamc@794 454 | SOME "\n" => finish (readSources [])
adamc@794 455 | SOME line =>
adamc@794 456 let
adamc@794 457 val (cmd, arg) = Substring.splitl (fn x => not (Char.isSpace x)) (Substring.full line)
adamc@794 458 val cmd = Substring.string (trim cmd)
adamc@794 459 val arg = Substring.string (trim arg)
adamc@794 460
adamc@794 461 fun ffiS () =
adamc@794 462 case String.fields (fn ch => ch = #".") arg of
adamc@794 463 [m, x] => (m, x)
adamc@794 464 | _ => (ErrorMsg.error (cmd ^ " argument not of the form Module.func");
adamc@794 465 ("", ""))
adamc@794 466
adamc@794 467 fun ffiM () =
adamc@794 468 case String.fields (fn ch => ch = #"=") arg of
adamc@794 469 [f, s] =>
adamc@794 470 (case String.fields (fn ch => ch = #".") f of
adamc@794 471 [m, x] => ((m, x), s)
adamc@794 472 | _ => (ErrorMsg.error (cmd ^ " argument not of the form Module.func=func'");
adamc@794 473 (("", ""), "")))
adamc@794 474 | _ => (ErrorMsg.error (cmd ^ " argument not of the form Module.func=func'");
adamc@794 475 (("", ""), ""))
adamc@794 476 in
adamc@794 477 case cmd of
adamc@794 478 "prefix" =>
adamc@794 479 (case !prefix of
adamc@794 480 NONE => ()
adamc@794 481 | SOME _ => ErrorMsg.error "Duplicate 'prefix' directive";
adamc@794 482 prefix := SOME arg)
adamc@794 483 | "database" =>
adamc@794 484 (case !database of
adamc@794 485 NONE => ()
adamc@794 486 | SOME _ => ErrorMsg.error "Duplicate 'database' directive";
adamc@794 487 database := SOME arg)
adamc@794 488 | "exe" =>
adamc@794 489 (case !exe of
adamc@794 490 NONE => ()
adamc@794 491 | SOME _ => ErrorMsg.error "Duplicate 'exe' directive";
adamc@794 492 exe := SOME (relify arg))
adamc@794 493 | "sql" =>
adamc@794 494 (case !sql of
adamc@794 495 NONE => ()
adamc@794 496 | SOME _ => ErrorMsg.error "Duplicate 'sql' directive";
adamc@794 497 sql := SOME (relify arg))
adamc@794 498 | "debug" => debug := true
adamc@794 499 | "profile" => profile := true
adamc@794 500 | "timeout" =>
adamc@794 501 (case !timeout of
adamc@794 502 NONE => ()
adamc@794 503 | SOME _ => ErrorMsg.error "Duplicate 'timeout' directive";
adamc@794 504 timeout := SOME (valOf (Int.fromString arg)))
adamc@794 505 | "ffi" => ffi := relify arg :: !ffi
adamc@794 506 | "link" => link := relifyA arg :: !link
adamc@794 507 | "include" => headers := relifyA arg :: !headers
adamc@794 508 | "script" => scripts := arg :: !scripts
adamc@794 509 | "clientToServer" => clientToServer := ffiS () :: !clientToServer
adamc@794 510 | "effectful" => effectful := ffiS () :: !effectful
adamc@794 511 | "clientOnly" => clientOnly := ffiS () :: !clientOnly
adamc@794 512 | "serverOnly" => serverOnly := ffiS () :: !serverOnly
adamc@794 513 | "jsFunc" => jsFuncs := ffiM () :: !jsFuncs
adamc@794 514 | "rewrite" =>
adamc@794 515 let
adamc@794 516 fun doit (pkind, from, to) =
adamc@794 517 let
adamc@794 518 val pkind = parsePkind pkind
adamc@794 519 val (kind, from) = parseFrom from
adamc@794 520 in
adamc@794 521 rewrites := {pkind = pkind, kind = kind, from = from, to = to} :: !rewrites
adamc@794 522 end
adamc@794 523 in
adamc@794 524 case String.tokens Char.isSpace arg of
adamc@794 525 [pkind, from, to] => doit (pkind, from, to)
adamc@794 526 | [pkind, from] => doit (pkind, from, "")
adamc@794 527 | _ => ErrorMsg.error "Bad 'rewrite' syntax"
adamc@794 528 end
adamc@794 529 | "allow" =>
adamc@794 530 (case String.tokens Char.isSpace arg of
adamc@794 531 [fkind, pattern] =>
adamc@794 532 let
adamc@794 533 val fkind = parseFkind fkind
adamc@794 534 val (kind, pattern) = parsePattern pattern
adamc@794 535 in
adamc@794 536 fkind := {action = Settings.Allow, kind = kind, pattern = pattern} :: !fkind
adamc@794 537 end
adamc@794 538 | _ => ErrorMsg.error "Bad 'allow' syntax")
adamc@794 539 | "deny" =>
adamc@794 540 (case String.tokens Char.isSpace arg of
adamc@794 541 [fkind, pattern] =>
adamc@794 542 let
adamc@794 543 val fkind = parseFkind fkind
adamc@794 544 val (kind, pattern) = parsePattern pattern
adamc@794 545 in
adamc@794 546 fkind := {action = Settings.Deny, kind = kind, pattern = pattern} :: !fkind
adamc@794 547 end
adamc@794 548 | _ => ErrorMsg.error "Bad 'deny' syntax")
adamc@794 549 | "library" => libs := relify arg :: !libs
adamc@794 550 | "path" =>
adamc@794 551 (case String.fields (fn ch => ch = #"=") arg of
adamc@794 552 [n, v] => pathmap := M.insert (!pathmap, n, v)
adamc@794 553 | _ => ErrorMsg.error "path argument not of the form name=value'")
adamc@794 554 | _ => ErrorMsg.error ("Unrecognized command '" ^ cmd ^ "'");
adamc@794 555 read ()
adamc@794 556 end
adamc@794 557
adamc@794 558 val job = read ()
adamc@767 559 in
adamc@794 560 TextIO.closeIn inf;
adamc@794 561 Settings.setUrlPrefix (#prefix job);
adamc@794 562 Settings.setTimeout (#timeout job);
adamc@794 563 Settings.setHeaders (#headers job);
adamc@794 564 Settings.setScripts (#scripts job);
adamc@794 565 Settings.setClientToServer (#clientToServer job);
adamc@794 566 Settings.setEffectful (#effectful job);
adamc@794 567 Settings.setClientOnly (#clientOnly job);
adamc@794 568 Settings.setServerOnly (#serverOnly job);
adamc@794 569 Settings.setJsFuncs (#jsFuncs job);
adamc@794 570 Settings.setRewriteRules (#rewrites job);
adamc@794 571 Settings.setUrlRules (#filterUrl job);
adamc@794 572 Settings.setMimeRules (#filterMime job);
adamc@794 573 job
adamc@767 574 end
adamc@767 575 in
adamc@794 576 pu fname
adamc@767 577 end
adamc@767 578
adamc@270 579 val parseUrp = {
adamc@767 580 func = parseUrp',
adamc@270 581 print = p_job
adamc@270 582 }
adamc@270 583
adamc@270 584 val toParseJob = transform parseUrp "parseJob"
adamc@270 585
adamc@56 586 fun capitalize "" = ""
adamc@56 587 | capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@56 588
adamc@201 589 val parse = {
adamc@764 590 func = fn {database, sources = fnames, ffi, ...} : job =>
adamc@201 591 let
adamc@201 592 fun nameOf fname = capitalize (OS.Path.file fname)
adamc@109 593
adamc@764 594 fun parseFfi fname =
adamc@764 595 let
adamc@764 596 val mname = nameOf fname
adamc@764 597 val urs = OS.Path.joinBaseExt {base = fname, ext = SOME "urs"}
adamc@764 598
adamc@764 599 val loc = {file = urs,
adamc@764 600 first = ErrorMsg.dummyPos,
adamc@764 601 last = ErrorMsg.dummyPos}
adamc@764 602
adamc@764 603 val sgn = (Source.SgnConst (#func parseUrs urs), loc)
adamc@764 604 in
adamc@764 605 (Source.DFfiStr (mname, sgn), loc)
adamc@764 606 end
adamc@764 607
adamc@201 608 fun parseOne fname =
adamc@201 609 let
adamc@201 610 val mname = nameOf fname
adamc@244 611 val ur = OS.Path.joinBaseExt {base = fname, ext = SOME "ur"}
adamc@244 612 val urs = OS.Path.joinBaseExt {base = fname, ext = SOME "urs"}
adamc@56 613
adamc@201 614 val sgnO =
adamc@244 615 if Posix.FileSys.access (urs, []) then
adamc@244 616 SOME (Source.SgnConst (#func parseUrs urs),
adamc@244 617 {file = urs,
adamc@201 618 first = ErrorMsg.dummyPos,
adamc@201 619 last = ErrorMsg.dummyPos})
adamc@201 620 else
adamc@201 621 NONE
adamc@56 622
adamc@244 623 val loc = {file = ur,
adamc@201 624 first = ErrorMsg.dummyPos,
adamc@201 625 last = ErrorMsg.dummyPos}
adamc@56 626
adamc@244 627 val ds = #func parseUr ur
adamc@201 628 in
adamc@201 629 (Source.DStr (mname, sgnO, (Source.StrConst ds, loc)), loc)
adamc@201 630 end
adamc@56 631
adamc@764 632 val dsFfi = map parseFfi ffi
adamc@201 633 val ds = map parseOne fnames
adamc@201 634 in
adamc@201 635 let
adamc@201 636 val final = nameOf (List.last fnames)
adamc@271 637
adamc@764 638 val ds = dsFfi @ ds
adamc@764 639 @ [(Source.DExport (Source.StrVar final, ErrorMsg.dummySpan), ErrorMsg.dummySpan)]
adamc@201 640 in
adamc@271 641 case database of
adamc@271 642 NONE => ds
adamc@271 643 | SOME s => (Source.DDatabase s, ErrorMsg.dummySpan) :: ds
adamc@201 644 end handle Empty => ds
adamc@201 645 end,
adamc@201 646 print = SourcePrint.p_file
adamc@201 647 }
adamc@56 648
adamc@270 649 val toParse = transform parse "parse" o toParseJob
adamc@38 650
adamc@378 651 fun libFile s = OS.Path.joinDirFile {dir = Config.libUr,
adamc@378 652 file = s}
adamc@378 653 fun clibFile s = OS.Path.joinDirFile {dir = Config.libC,
adamc@378 654 file = s}
adamc@378 655
adamc@201 656 val elaborate = {
adamc@201 657 func = fn file => let
adamc@378 658 val basis = #func parseUrs (libFile "basis.urs")
adamc@378 659 val topSgn = #func parseUrs (libFile "top.urs")
adamc@378 660 val topStr = #func parseUr (libFile "top.ur")
adamc@201 661 in
adamc@325 662 Elaborate.elabFile basis topStr topSgn ElabEnv.empty file
adamc@201 663 end,
adamc@201 664 print = ElabPrint.p_file ElabEnv.empty
adamc@201 665 }
adamc@5 666
adamc@270 667 val toElaborate = transform elaborate "elaborate" o toParse
adamc@201 668
adamc@448 669 val unnest = {
adamc@448 670 func = Unnest.unnest,
adamc@448 671 print = ElabPrint.p_file ElabEnv.empty
adamc@448 672 }
adamc@448 673
adamc@448 674 val toUnnest = transform unnest "unnest" o toElaborate
adamc@448 675
adamc@313 676 val termination = {
adamc@313 677 func = (fn file => (Termination.check file; file)),
adamc@313 678 print = ElabPrint.p_file ElabEnv.empty
adamc@313 679 }
adamc@313 680
adamc@448 681 val toTermination = transform termination "termination" o toUnnest
adamc@313 682
adamc@201 683 val explify = {
adamc@201 684 func = Explify.explify,
adamc@201 685 print = ExplPrint.p_file ExplEnv.empty
adamc@201 686 }
adamc@201 687
adamc@625 688 val toExplify = transform explify "explify" o toUnnest
adamc@201 689
adamc@201 690 val corify = {
adamc@201 691 func = Corify.corify,
adamc@201 692 print = CorePrint.p_file CoreEnv.empty
adamc@201 693 }
adamc@201 694
adamc@270 695 val toCorify = transform corify "corify" o toExplify
adamc@201 696
adamc@482 697 (*val reduce_local = {
adamc@482 698 func = ReduceLocal.reduce,
adamc@482 699 print = CorePrint.p_file CoreEnv.empty
adamc@482 700 }
adamc@482 701
adamc@482 702 val toReduce_local = transform reduce_local "reduce_local" o toCorify*)
adamc@482 703
adamc@443 704 val especialize = {
adamc@443 705 func = ESpecialize.specialize,
adamc@443 706 print = CorePrint.p_file CoreEnv.empty
adamc@443 707 }
adamc@443 708
adamc@454 709 val core_untangle = {
adamc@454 710 func = CoreUntangle.untangle,
adamc@454 711 print = CorePrint.p_file CoreEnv.empty
adamc@454 712 }
adamc@454 713
adamc@794 714 val toCore_untangle = transform core_untangle "core_untangle" o toCorify
adamc@454 715
adamc@202 716 val shake = {
adamc@202 717 func = Shake.shake,
adamc@202 718 print = CorePrint.p_file CoreEnv.empty
adamc@202 719 }
adamc@39 720
adamc@454 721 val toShake1 = transform shake "shake1" o toCore_untangle
adamc@110 722
adamc@607 723 val rpcify = {
adamc@607 724 func = Rpcify.frob,
adamc@607 725 print = CorePrint.p_file CoreEnv.empty
adamc@607 726 }
adamc@607 727
adamc@607 728 val toRpcify = transform rpcify "rpcify" o toShake1
adamc@607 729
adamc@642 730 val toCore_untangle2 = transform core_untangle "core_untangle2" o toRpcify
adamc@642 731 val toShake2 = transform shake "shake2" o toCore_untangle2
adamc@642 732
adamc@202 733 val tag = {
adamc@202 734 func = Tag.tag,
adamc@202 735 print = CorePrint.p_file CoreEnv.empty
adamc@202 736 }
adamc@193 737
adamc@642 738 val toTag = transform tag "tag" o toCore_untangle2
adamc@20 739
adamc@202 740 val reduce = {
adamc@202 741 func = Reduce.reduce,
adamc@202 742 print = CorePrint.p_file CoreEnv.empty
adamc@202 743 }
adamc@25 744
adamc@692 745 val toReduce = transform reduce "reduce" o toTag
adamc@23 746
adamc@315 747 val unpoly = {
adamc@315 748 func = Unpoly.unpoly,
adamc@315 749 print = CorePrint.p_file CoreEnv.empty
adamc@315 750 }
adamc@315 751
adamc@315 752 val toUnpoly = transform unpoly "unpoly" o toReduce
adamc@315 753
adamc@202 754 val specialize = {
adamc@202 755 func = Specialize.specialize,
adamc@202 756 print = CorePrint.p_file CoreEnv.empty
adamc@202 757 }
adamc@132 758
adamc@315 759 val toSpecialize = transform specialize "specialize" o toUnpoly
adamc@131 760
adamc@642 761 val toShake3 = transform shake "shake3" o toSpecialize
adamc@133 762
adamc@794 763 val toEspecialize = transform especialize "especialize" o toShake3
adamc@794 764
adamc@794 765 val toShake4 = transform shake "shake4" o toEspecialize
adamc@794 766
adamc@692 767 val marshalcheck = {
adamc@692 768 func = (fn file => (MarshalCheck.check file; file)),
adamc@692 769 print = CorePrint.p_file CoreEnv.empty
adamc@692 770 }
adamc@692 771
adamc@794 772 val toMarshalcheck = transform marshalcheck "marshalcheck" o toShake4
adamc@692 773
adamc@732 774 val effectize = {
adamc@732 775 func = Effective.effectize,
adamc@732 776 print = CorePrint.p_file CoreEnv.empty
adamc@732 777 }
adamc@732 778
adamc@732 779 val toEffectize = transform effectize "effectize" o toMarshalcheck
adamc@732 780
adamc@202 781 val monoize = {
adamc@202 782 func = Monoize.monoize CoreEnv.empty,
adamc@202 783 print = MonoPrint.p_file MonoEnv.empty
adamc@202 784 }
adamc@134 785
adamc@732 786 val toMonoize = transform monoize "monoize" o toEffectize
adamc@96 787
adamc@202 788 val mono_opt = {
adamc@202 789 func = MonoOpt.optimize,
adamc@202 790 print = MonoPrint.p_file MonoEnv.empty
adamc@202 791 }
adamc@29 792
adamc@270 793 val toMono_opt1 = transform mono_opt "mono_opt1" o toMonoize
adamc@5 794
adamc@202 795 val untangle = {
adamc@202 796 func = Untangle.untangle,
adamc@202 797 print = MonoPrint.p_file MonoEnv.empty
adamc@202 798 }
adamc@1 799
adamc@270 800 val toUntangle = transform untangle "untangle" o toMono_opt1
adamc@38 801
adamc@202 802 val mono_reduce = {
adamc@202 803 func = MonoReduce.reduce,
adamc@202 804 print = MonoPrint.p_file MonoEnv.empty
adamc@202 805 }
adamc@16 806
adamc@270 807 val toMono_reduce = transform mono_reduce "mono_reduce" o toUntangle
adamc@39 808
adamc@202 809 val mono_shake = {
adamc@202 810 func = MonoShake.shake,
adamc@202 811 print = MonoPrint.p_file MonoEnv.empty
adamc@202 812 }
adamc@110 813
adamc@270 814 val toMono_shake = transform mono_shake "mono_shake1" o toMono_reduce
adamc@193 815
adamc@572 816 val toMono_opt2 = transform mono_opt "mono_opt2" o toMono_shake
adamc@572 817
adamc@567 818 val jscomp = {
adamc@567 819 func = JsComp.process,
adamc@567 820 print = MonoPrint.p_file MonoEnv.empty
adamc@567 821 }
adamc@567 822
adamc@572 823 val toJscomp = transform jscomp "jscomp" o toMono_opt2
adamc@567 824
adamc@572 825 val toMono_opt3 = transform mono_opt "mono_opt3" o toJscomp
adamc@20 826
adamc@506 827 val fuse = {
adamc@506 828 func = Fuse.fuse,
adamc@506 829 print = MonoPrint.p_file MonoEnv.empty
adamc@506 830 }
adamc@506 831
adamc@572 832 val toFuse = transform fuse "fuse" o toMono_opt3
adamc@506 833
adamc@506 834 val toUntangle2 = transform untangle "untangle2" o toFuse
adamc@506 835
adamc@601 836 val toMono_reduce2 = transform mono_reduce "mono_reduce2" o toUntangle2
adamc@601 837 val toMono_shake2 = transform mono_shake "mono_shake2" o toMono_reduce2
adamc@506 838
adamc@377 839 val pathcheck = {
adamc@377 840 func = (fn file => (PathCheck.check file; file)),
adamc@377 841 print = MonoPrint.p_file MonoEnv.empty
adamc@377 842 }
adamc@377 843
adamc@506 844 val toPathcheck = transform pathcheck "pathcheck" o toMono_shake2
adamc@377 845
adamc@202 846 val cjrize = {
adamc@202 847 func = Cjrize.cjrize,
adamc@202 848 print = CjrPrint.p_file CjrEnv.empty
adamc@202 849 }
adamc@23 850
adamc@377 851 val toCjrize = transform cjrize "cjrize" o toPathcheck
adamc@29 852
adamc@643 853 val scriptcheck = {
adamc@643 854 func = ScriptCheck.classify,
adamc@643 855 print = CjrPrint.p_file CjrEnv.empty
adamc@643 856 }
adamc@643 857
adamc@643 858 val toScriptcheck = transform scriptcheck "scriptcheck" o toCjrize
adamc@643 859
adamc@282 860 val prepare = {
adamc@282 861 func = Prepare.prepare,
adamc@282 862 print = CjrPrint.p_file CjrEnv.empty
adamc@282 863 }
adamc@282 864
adamc@643 865 val toPrepare = transform prepare "prepare" o toScriptcheck
adamc@282 866
adamc@274 867 val sqlify = {
adamc@274 868 func = Cjrize.cjrize,
adamc@274 869 print = CjrPrint.p_sql CjrEnv.empty
adamc@274 870 }
adamc@274 871
adamc@274 872 val toSqlify = transform sqlify "sqlify" o toMono_opt2
adamc@274 873
adamc@764 874 fun compileC {cname, oname, ename, libs, profile, debug, link = link'} =
adamc@183 875 let
adamc@378 876 val urweb_o = clibFile "urweb.o"
adamc@378 877 val driver_o = clibFile "driver.o"
adamc@378 878
adamc@435 879 val compile = "gcc " ^ Config.gccArgs ^ " -Wstrict-prototypes -Werror -O3 -I include -c " ^ cname ^ " -o " ^ oname
adamc@734 880 val link = "gcc -Werror -O3 -lm -lmhash -pthread " ^ libs ^ " " ^ urweb_o ^ " " ^ oname ^ " " ^ driver_o ^ " -o " ^ ename
adamc@502 881
adamc@502 882 val (compile, link) =
adamc@502 883 if profile then
adamc@502 884 (compile ^ " -pg", link ^ " -pg")
adamc@502 885 else
adamc@502 886 (compile, link)
adamc@742 887
adamc@742 888 val (compile, link) =
adamc@742 889 if debug then
adamc@742 890 (compile ^ " -g", link ^ " -g")
adamc@742 891 else
adamc@742 892 (compile, link)
adamc@764 893
adamc@764 894 val link = foldl (fn (s, link) => link ^ " " ^ s) link link'
adamc@183 895 in
adamc@183 896 if not (OS.Process.isSuccess (OS.Process.system compile)) then
adamc@183 897 print "C compilation failed\n"
adamc@183 898 else if not (OS.Process.isSuccess (OS.Process.system link)) then
adamc@186 899 print "C linking failed\n"
adamc@183 900 else
adamc@673 901 ()
adamc@183 902 end
adamc@183 903
adamc@202 904 fun compile job =
adamc@282 905 case run toPrepare job of
adamc@244 906 NONE => print "Ur compilation failed\n"
adamc@29 907 | SOME file =>
adamc@202 908 let
adamc@274 909 val job = valOf (run (transform parseUrp "parseUrp") job)
adamc@102 910
adamc@274 911 val (cname, oname, cleanup) =
adamc@274 912 if #debug job then
adamc@457 913 ("/tmp/webapp.c", "/tmp/webapp.o", fn () => ())
adamc@274 914 else
adamc@274 915 let
adamc@274 916 val dir = OS.FileSys.tmpName ()
adamc@403 917 val () = if OS.FileSys.access (dir, []) then
adamc@403 918 OS.FileSys.remove dir
adamc@403 919 else
adamc@403 920 ()
adamc@457 921 val cname = OS.Path.joinDirFile {dir = dir, file = "webapp.c"}
adamc@457 922 val oname = OS.Path.joinDirFile {dir = dir, file = "webapp.o"}
adamc@274 923 in
adamc@274 924 OS.FileSys.mkDir dir;
adamc@274 925 (cname, oname,
adamc@274 926 fn () => (OS.FileSys.remove cname;
adamc@274 927 OS.FileSys.remove oname;
adamc@473 928 OS.FileSys.rmDir dir)
adamc@473 929 handle OS.SysErr _ => OS.FileSys.rmDir dir)
adamc@274 930 end
adamc@274 931 val ename = #exe job
adamc@202 932 in
adamc@274 933 let
adamc@274 934 val outf = TextIO.openOut cname
adamc@274 935 val s = TextIOPP.openOut {dst = outf, wid = 80}
adamc@432 936
adamc@432 937 val hasDb = List.exists (fn (Cjr.DDatabase _, _) => true | _ => false) (#1 file)
adamc@432 938 val libs =
adamc@432 939 if hasDb then
adamc@432 940 "-lpq"
adamc@432 941 else
adamc@432 942 ""
adamc@274 943 in
adamc@274 944 Print.fprint s (CjrPrint.p_file CjrEnv.empty file);
adamc@415 945 TextIO.output1 (outf, #"\n");
adamc@274 946 TextIO.closeOut outf;
adamc@102 947
adamc@274 948 case #sql job of
adamc@274 949 NONE => ()
adamc@274 950 | SOME sql =>
adamc@274 951 let
adamc@274 952 val outf = TextIO.openOut sql
adamc@274 953 val s = TextIOPP.openOut {dst = outf, wid = 80}
adamc@274 954 in
adamc@274 955 Print.fprint s (CjrPrint.p_sql CjrEnv.empty file);
adamc@274 956 TextIO.closeOut outf
adamc@274 957 end;
adamc@274 958
adamc@742 959 compileC {cname = cname, oname = oname, ename = ename, libs = libs,
adamc@764 960 profile = #profile job, debug = #debug job, link = #link job};
adamc@274 961
adamc@274 962 cleanup ()
adamc@274 963 end
adamc@274 964 handle ex => (((cleanup ()) handle _ => ()); raise ex)
adamc@202 965 end
adamc@29 966
adamc@1 967 end