| 1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
| 2 | * Copyright (c) 2006, Adam Chlipala |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; either version 2 |
| 7 | * of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | *) |
| 18 | |
| 19 | (* Main interface *) |
| 20 | |
| 21 | structure Main :> MAIN = struct |
| 22 | |
| 23 | open Ast MsgTypes Print |
| 24 | |
| 25 | structure SM = StringMap |
| 26 | |
| 27 | fun init () = Acl.read Config.aclFile |
| 28 | |
| 29 | fun check' G fname = |
| 30 | let |
| 31 | val prog = Parse.parse fname |
| 32 | in |
| 33 | if !ErrorMsg.anyErrors then |
| 34 | G |
| 35 | else |
| 36 | Tycheck.checkFile G (Defaults.tInit ()) prog |
| 37 | end |
| 38 | |
| 39 | fun basis () = |
| 40 | let |
| 41 | val dir = Posix.FileSys.opendir Config.libRoot |
| 42 | |
| 43 | fun loop files = |
| 44 | case Posix.FileSys.readdir dir of |
| 45 | NONE => (Posix.FileSys.closedir dir; |
| 46 | files) |
| 47 | | SOME fname => |
| 48 | if String.isSuffix ".dtl" fname then |
| 49 | loop (OS.Path.joinDirFile {dir = Config.libRoot, |
| 50 | file = fname} |
| 51 | :: files) |
| 52 | else |
| 53 | loop files |
| 54 | |
| 55 | val files = loop [] |
| 56 | val (_, files) = Order.order NONE files |
| 57 | in |
| 58 | if !ErrorMsg.anyErrors then |
| 59 | Env.empty |
| 60 | else |
| 61 | (Tycheck.allowExterns (); |
| 62 | foldl (fn (fname, G) => check' G fname) Env.empty files |
| 63 | before Tycheck.disallowExterns ()) |
| 64 | end |
| 65 | |
| 66 | fun check fname = |
| 67 | let |
| 68 | val _ = ErrorMsg.reset () |
| 69 | val _ = Env.preTycheck () |
| 70 | |
| 71 | val b = basis () |
| 72 | in |
| 73 | if !ErrorMsg.anyErrors then |
| 74 | raise ErrorMsg.Error |
| 75 | else |
| 76 | let |
| 77 | val _ = Tycheck.disallowExterns () |
| 78 | val _ = ErrorMsg.reset () |
| 79 | val prog = Parse.parse fname |
| 80 | in |
| 81 | if !ErrorMsg.anyErrors then |
| 82 | raise ErrorMsg.Error |
| 83 | else |
| 84 | let |
| 85 | val G' = Tycheck.checkFile b (Defaults.tInit ()) prog |
| 86 | in |
| 87 | if !ErrorMsg.anyErrors then |
| 88 | raise ErrorMsg.Error |
| 89 | else |
| 90 | (G', #3 prog) |
| 91 | end |
| 92 | end |
| 93 | end |
| 94 | |
| 95 | val notTmp = CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"." orelse ch = #"_" orelse ch = #"-") |
| 96 | |
| 97 | fun checkDir dname = |
| 98 | let |
| 99 | val b = basis () |
| 100 | |
| 101 | val dir = Posix.FileSys.opendir dname |
| 102 | |
| 103 | fun loop files = |
| 104 | case Posix.FileSys.readdir dir of |
| 105 | NONE => (Posix.FileSys.closedir dir; |
| 106 | files) |
| 107 | | SOME fname => |
| 108 | if notTmp fname then |
| 109 | loop (OS.Path.joinDirFile {dir = dname, |
| 110 | file = fname} |
| 111 | :: files) |
| 112 | else |
| 113 | loop files |
| 114 | |
| 115 | val files = loop [] |
| 116 | val (_, files) = Order.order (SOME b) files |
| 117 | in |
| 118 | if !ErrorMsg.anyErrors then |
| 119 | false |
| 120 | else |
| 121 | (foldl (fn (fname, G) => check' G fname) b files; |
| 122 | !ErrorMsg.anyErrors) |
| 123 | end |
| 124 | |
| 125 | fun reduce fname = |
| 126 | let |
| 127 | val (G, body) = check fname |
| 128 | in |
| 129 | if !ErrorMsg.anyErrors then |
| 130 | NONE |
| 131 | else |
| 132 | case body of |
| 133 | SOME body => |
| 134 | let |
| 135 | val body' = Reduce.reduceExp G body |
| 136 | in |
| 137 | (*printd (PD.hovBox (PD.PPS.Rel 0, |
| 138 | [PD.string "Result:", |
| 139 | PD.space 1, |
| 140 | p_exp body']))*) |
| 141 | SOME body' |
| 142 | end |
| 143 | | _ => NONE |
| 144 | end |
| 145 | |
| 146 | fun eval fname = |
| 147 | case reduce fname of |
| 148 | (SOME body') => |
| 149 | if !ErrorMsg.anyErrors then |
| 150 | raise ErrorMsg.Error |
| 151 | else |
| 152 | Eval.exec (Defaults.eInit ()) body' |
| 153 | | NONE => raise ErrorMsg.Error |
| 154 | |
| 155 | val dispatcher = |
| 156 | Config.dispatcher ^ ":" ^ Int.toString Config.dispatcherPort |
| 157 | |
| 158 | fun requestContext f = |
| 159 | let |
| 160 | val uid = Posix.ProcEnv.getuid () |
| 161 | val user = Posix.SysDB.Passwd.name (Posix.SysDB.getpwuid uid) |
| 162 | |
| 163 | val () = Acl.read Config.aclFile |
| 164 | val () = Domain.setUser user |
| 165 | |
| 166 | val () = f () |
| 167 | |
| 168 | val context = OpenSSL.context (Config.certDir ^ "/" ^ user ^ ".pem", |
| 169 | Config.keyDir ^ "/" ^ user ^ "/key.pem", |
| 170 | Config.trustStore) |
| 171 | in |
| 172 | (user, context) |
| 173 | end |
| 174 | |
| 175 | fun requestBio f = |
| 176 | let |
| 177 | val (user, context) = requestContext f |
| 178 | in |
| 179 | (user, OpenSSL.connect (context, dispatcher)) |
| 180 | end |
| 181 | |
| 182 | fun request fname = |
| 183 | let |
| 184 | val (user, bio) = requestBio (fn () => ignore (check fname)) |
| 185 | |
| 186 | val inf = TextIO.openIn fname |
| 187 | |
| 188 | fun loop lines = |
| 189 | case TextIO.inputLine inf of |
| 190 | NONE => String.concat (List.rev lines) |
| 191 | | SOME line => loop (line :: lines) |
| 192 | |
| 193 | val code = loop [] |
| 194 | in |
| 195 | TextIO.closeIn inf; |
| 196 | Msg.send (bio, MsgConfig code); |
| 197 | case Msg.recv bio of |
| 198 | NONE => print "Server closed connection unexpectedly.\n" |
| 199 | | SOME m => |
| 200 | case m of |
| 201 | MsgOk => print "Configuration succeeded.\n" |
| 202 | | MsgError s => print ("Configuration failed: " ^ s ^ "\n") |
| 203 | | _ => print "Unexpected server reply.\n"; |
| 204 | OpenSSL.close bio |
| 205 | end |
| 206 | handle ErrorMsg.Error => () |
| 207 | |
| 208 | fun requestDir dname = |
| 209 | let |
| 210 | val (user, bio) = requestBio (fn () => ignore (checkDir dname)) |
| 211 | |
| 212 | val b = basis () |
| 213 | |
| 214 | val dir = Posix.FileSys.opendir dname |
| 215 | |
| 216 | fun loop files = |
| 217 | case Posix.FileSys.readdir dir of |
| 218 | NONE => (Posix.FileSys.closedir dir; |
| 219 | files) |
| 220 | | SOME fname => |
| 221 | if notTmp fname then |
| 222 | loop (OS.Path.joinDirFile {dir = dname, |
| 223 | file = fname} |
| 224 | :: files) |
| 225 | else |
| 226 | loop files |
| 227 | |
| 228 | val files = loop [] |
| 229 | val (_, files) = Order.order (SOME b) files |
| 230 | |
| 231 | val _ = if !ErrorMsg.anyErrors then |
| 232 | raise ErrorMsg.Error |
| 233 | else |
| 234 | () |
| 235 | |
| 236 | val codes = map (fn fname => |
| 237 | let |
| 238 | val inf = TextIO.openIn fname |
| 239 | |
| 240 | fun loop lines = |
| 241 | case TextIO.inputLine inf of |
| 242 | NONE => String.concat (rev lines) |
| 243 | | SOME line => loop (line :: lines) |
| 244 | in |
| 245 | loop [] |
| 246 | before TextIO.closeIn inf |
| 247 | end) files |
| 248 | in |
| 249 | Msg.send (bio, MsgMultiConfig codes); |
| 250 | case Msg.recv bio of |
| 251 | NONE => print "Server closed connection unexpectedly.\n" |
| 252 | | SOME m => |
| 253 | case m of |
| 254 | MsgOk => print "Configuration succeeded.\n" |
| 255 | | MsgError s => print ("Configuration failed: " ^ s ^ "\n") |
| 256 | | _ => print "Unexpected server reply.\n"; |
| 257 | OpenSSL.close bio |
| 258 | end |
| 259 | handle ErrorMsg.Error => () |
| 260 | |
| 261 | fun requestGrant acl = |
| 262 | let |
| 263 | val (user, bio) = requestBio (fn () => ()) |
| 264 | in |
| 265 | Msg.send (bio, MsgGrant acl); |
| 266 | case Msg.recv bio of |
| 267 | NONE => print "Server closed connection unexpectedly.\n" |
| 268 | | SOME m => |
| 269 | case m of |
| 270 | MsgOk => print "Grant succeeded.\n" |
| 271 | | MsgError s => print ("Grant failed: " ^ s ^ "\n") |
| 272 | | _ => print "Unexpected server reply.\n"; |
| 273 | OpenSSL.close bio |
| 274 | end |
| 275 | |
| 276 | fun requestRevoke acl = |
| 277 | let |
| 278 | val (user, bio) = requestBio (fn () => ()) |
| 279 | in |
| 280 | Msg.send (bio, MsgRevoke acl); |
| 281 | case Msg.recv bio of |
| 282 | NONE => print "Server closed connection unexpectedly.\n" |
| 283 | | SOME m => |
| 284 | case m of |
| 285 | MsgOk => print "Revoke succeeded.\n" |
| 286 | | MsgError s => print ("Revoke failed: " ^ s ^ "\n") |
| 287 | | _ => print "Unexpected server reply.\n"; |
| 288 | OpenSSL.close bio |
| 289 | end |
| 290 | |
| 291 | fun requestListPerms user = |
| 292 | let |
| 293 | val (_, bio) = requestBio (fn () => ()) |
| 294 | in |
| 295 | Msg.send (bio, MsgListPerms user); |
| 296 | (case Msg.recv bio of |
| 297 | NONE => (print "Server closed connection unexpectedly.\n"; |
| 298 | NONE) |
| 299 | | SOME m => |
| 300 | case m of |
| 301 | MsgPerms perms => SOME perms |
| 302 | | MsgError s => (print ("Listing failed: " ^ s ^ "\n"); |
| 303 | NONE) |
| 304 | | _ => (print "Unexpected server reply.\n"; |
| 305 | NONE)) |
| 306 | before OpenSSL.close bio |
| 307 | end |
| 308 | |
| 309 | fun requestWhoHas perm = |
| 310 | let |
| 311 | val (_, bio) = requestBio (fn () => ()) |
| 312 | in |
| 313 | Msg.send (bio, MsgWhoHas perm); |
| 314 | (case Msg.recv bio of |
| 315 | NONE => (print "Server closed connection unexpectedly.\n"; |
| 316 | NONE) |
| 317 | | SOME m => |
| 318 | case m of |
| 319 | MsgWhoHasResponse users => SOME users |
| 320 | | MsgError s => (print ("whohas failed: " ^ s ^ "\n"); |
| 321 | NONE) |
| 322 | | _ => (print "Unexpected server reply.\n"; |
| 323 | NONE)) |
| 324 | before OpenSSL.close bio |
| 325 | end |
| 326 | |
| 327 | fun requestRmdom dom = |
| 328 | let |
| 329 | val (_, bio) = requestBio (fn () => ()) |
| 330 | in |
| 331 | Msg.send (bio, MsgRmdom dom); |
| 332 | case Msg.recv bio of |
| 333 | NONE => print "Server closed connection unexpectedly.\n" |
| 334 | | SOME m => |
| 335 | case m of |
| 336 | MsgOk => print "Removal succeeded.\n" |
| 337 | | MsgError s => print ("Removal failed: " ^ s ^ "\n") |
| 338 | | _ => print "Unexpected server reply.\n"; |
| 339 | OpenSSL.close bio |
| 340 | end |
| 341 | |
| 342 | fun service () = |
| 343 | let |
| 344 | val () = Acl.read Config.aclFile |
| 345 | |
| 346 | val context = OpenSSL.context (Config.serverCert, |
| 347 | Config.serverKey, |
| 348 | Config.trustStore) |
| 349 | val _ = Domain.set_context context |
| 350 | |
| 351 | val sock = OpenSSL.listen (context, Config.dispatcherPort) |
| 352 | |
| 353 | fun loop () = |
| 354 | case OpenSSL.accept sock of |
| 355 | NONE => () |
| 356 | | SOME bio => |
| 357 | let |
| 358 | val user = OpenSSL.peerCN bio |
| 359 | val () = print ("\nConnection from " ^ user ^ "\n") |
| 360 | val () = Domain.setUser user |
| 361 | |
| 362 | fun doConfig codes = |
| 363 | let |
| 364 | val _ = print "Configuration:\n" |
| 365 | val _ = app (fn s => (print s; print "\n")) codes |
| 366 | val _ = print "\n" |
| 367 | |
| 368 | val outname = OS.FileSys.tmpName () |
| 369 | |
| 370 | fun doOne code = |
| 371 | let |
| 372 | val outf = TextIO.openOut outname |
| 373 | in |
| 374 | TextIO.output (outf, code); |
| 375 | TextIO.closeOut outf; |
| 376 | eval outname |
| 377 | end |
| 378 | in |
| 379 | (app doOne codes; |
| 380 | Msg.send (bio, MsgOk)) |
| 381 | handle ErrorMsg.Error => |
| 382 | (print "Compilation error\n"; |
| 383 | Msg.send (bio, |
| 384 | MsgError "Error during configuration evaluation")) |
| 385 | | OpenSSL.OpenSSL s => |
| 386 | (print "OpenSSL error\n"; |
| 387 | Msg.send (bio, |
| 388 | MsgError |
| 389 | ("Error during configuration evaluation: " |
| 390 | ^ s))); |
| 391 | OS.FileSys.remove outname; |
| 392 | (ignore (OpenSSL.readChar bio); |
| 393 | OpenSSL.close bio) |
| 394 | handle OpenSSL.OpenSSL _ => (); |
| 395 | loop () |
| 396 | end |
| 397 | |
| 398 | fun cmdLoop () = |
| 399 | case Msg.recv bio of |
| 400 | NONE => (OpenSSL.close bio |
| 401 | handle OpenSSL.OpenSSL _ => (); |
| 402 | loop ()) |
| 403 | | SOME m => |
| 404 | case m of |
| 405 | MsgConfig code => doConfig [code] |
| 406 | | MsgMultiConfig codes => doConfig codes |
| 407 | |
| 408 | | MsgGrant acl => |
| 409 | if Acl.query {user = user, class = "priv", value = "all"} then |
| 410 | ((Acl.grant acl; |
| 411 | Acl.write Config.aclFile; |
| 412 | Msg.send (bio, MsgOk); |
| 413 | print ("Granted permission " ^ #value acl ^ " to " ^ #user acl ^ " in " ^ #class acl ^ ".\n")) |
| 414 | handle OpenSSL.OpenSSL s => |
| 415 | (print "OpenSSL error\n"; |
| 416 | Msg.send (bio, |
| 417 | MsgError |
| 418 | ("Error during granting: " |
| 419 | ^ s))); |
| 420 | (ignore (OpenSSL.readChar bio); |
| 421 | OpenSSL.close bio) |
| 422 | handle OpenSSL.OpenSSL _ => (); |
| 423 | loop ()) |
| 424 | else |
| 425 | ((Msg.send (bio, MsgError "Not authorized to grant privileges"); |
| 426 | print "Unauthorized user asked to grant a permission!\n"; |
| 427 | ignore (OpenSSL.readChar bio); |
| 428 | OpenSSL.close bio) |
| 429 | handle OpenSSL.OpenSSL _ => (); |
| 430 | loop ()) |
| 431 | |
| 432 | | MsgRevoke acl => |
| 433 | if Acl.query {user = user, class = "priv", value = "all"} then |
| 434 | ((Acl.revoke acl; |
| 435 | Acl.write Config.aclFile; |
| 436 | Msg.send (bio, MsgOk); |
| 437 | print ("Revoked permission " ^ #value acl ^ " from " ^ #user acl ^ " in " ^ #class acl ^ ".\n")) |
| 438 | handle OpenSSL.OpenSSL s => |
| 439 | (print "OpenSSL error\n"; |
| 440 | Msg.send (bio, |
| 441 | MsgError |
| 442 | ("Error during revocation: " |
| 443 | ^ s))); |
| 444 | (ignore (OpenSSL.readChar bio); |
| 445 | OpenSSL.close bio) |
| 446 | handle OpenSSL.OpenSSL _ => (); |
| 447 | loop ()) |
| 448 | else |
| 449 | ((Msg.send (bio, MsgError "Not authorized to revoke privileges"); |
| 450 | print "Unauthorized user asked to revoke a permission!\n"; |
| 451 | ignore (OpenSSL.readChar bio); |
| 452 | OpenSSL.close bio) |
| 453 | handle OpenSSL.OpenSSL _ => (); |
| 454 | loop ()) |
| 455 | |
| 456 | | MsgListPerms user => |
| 457 | ((Msg.send (bio, MsgPerms (Acl.queryAll user)); |
| 458 | print ("Sent permission list for user " ^ user ^ ".\n")) |
| 459 | handle OpenSSL.OpenSSL s => |
| 460 | (print "OpenSSL error\n"; |
| 461 | Msg.send (bio, |
| 462 | MsgError |
| 463 | ("Error during permission listing: " |
| 464 | ^ s))); |
| 465 | (ignore (OpenSSL.readChar bio); |
| 466 | OpenSSL.close bio) |
| 467 | handle OpenSSL.OpenSSL _ => (); |
| 468 | loop ()) |
| 469 | |
| 470 | | MsgWhoHas perm => |
| 471 | ((Msg.send (bio, MsgWhoHasResponse (Acl.whoHas perm)); |
| 472 | print ("Sent whohas response for " ^ #class perm ^ " / " ^ #value perm ^ ".\n")) |
| 473 | handle OpenSSL.OpenSSL s => |
| 474 | (print "OpenSSL error\n"; |
| 475 | Msg.send (bio, |
| 476 | MsgError |
| 477 | ("Error during whohas: " |
| 478 | ^ s))); |
| 479 | (ignore (OpenSSL.readChar bio); |
| 480 | OpenSSL.close bio) |
| 481 | handle OpenSSL.OpenSSL _ => (); |
| 482 | loop ()) |
| 483 | |
| 484 | | MsgRmdom dom => |
| 485 | if Acl.query {user = user, class = "priv", value = "all"} |
| 486 | orelse Acl.query {user = user, class = "domain", value = dom} then |
| 487 | ((Domain.rmdom dom; |
| 488 | Msg.send (bio, MsgOk); |
| 489 | print ("Removed domain " ^ dom ^ ".\n")) |
| 490 | handle OpenSSL.OpenSSL s => |
| 491 | (print "OpenSSL error\n"; |
| 492 | Msg.send (bio, |
| 493 | MsgError |
| 494 | ("Error during revocation: " |
| 495 | ^ s))); |
| 496 | (ignore (OpenSSL.readChar bio); |
| 497 | OpenSSL.close bio) |
| 498 | handle OpenSSL.OpenSSL _ => (); |
| 499 | loop ()) |
| 500 | else |
| 501 | ((Msg.send (bio, MsgError "Not authorized to remove that domain"); |
| 502 | print "Unauthorized user asked to remove a domain!\n"; |
| 503 | ignore (OpenSSL.readChar bio); |
| 504 | OpenSSL.close bio) |
| 505 | handle OpenSSL.OpenSSL _ => (); |
| 506 | loop ()) |
| 507 | |
| 508 | | _ => |
| 509 | (Msg.send (bio, MsgError "Unexpected command") |
| 510 | handle OpenSSL.OpenSSL _ => (); |
| 511 | OpenSSL.close bio |
| 512 | handle OpenSSL.OpenSSL _ => (); |
| 513 | loop ()) |
| 514 | in |
| 515 | cmdLoop () |
| 516 | end |
| 517 | handle OpenSSL.OpenSSL s => |
| 518 | (print ("OpenSSL error: " ^ s ^ "\n"); |
| 519 | OpenSSL.close bio |
| 520 | handle OpenSSL.OpenSSL _ => (); |
| 521 | loop ()) |
| 522 | | OS.SysErr (s, _) => |
| 523 | (print ("System error: " ^ s ^ "\n"); |
| 524 | OpenSSL.close bio |
| 525 | handle OpenSSL.OpenSSL _ => (); |
| 526 | loop ()) |
| 527 | in |
| 528 | print "Listening for connections....\n"; |
| 529 | loop (); |
| 530 | OpenSSL.shutdown sock |
| 531 | end |
| 532 | |
| 533 | fun slave () = |
| 534 | let |
| 535 | val host = Slave.hostname () |
| 536 | |
| 537 | val context = OpenSSL.context (Config.certDir ^ "/" ^ host ^ ".pem", |
| 538 | Config.keyDir ^ "/" ^ host ^ "/key.pem", |
| 539 | Config.trustStore) |
| 540 | |
| 541 | val sock = OpenSSL.listen (context, Config.slavePort) |
| 542 | |
| 543 | fun loop () = |
| 544 | case OpenSSL.accept sock of |
| 545 | NONE => () |
| 546 | | SOME bio => |
| 547 | let |
| 548 | val peer = OpenSSL.peerCN bio |
| 549 | val () = print ("\nConnection from " ^ peer ^ "\n") |
| 550 | in |
| 551 | if peer <> Config.dispatcherName then |
| 552 | (print "Not authorized!\n"; |
| 553 | OpenSSL.close bio; |
| 554 | loop ()) |
| 555 | else let |
| 556 | fun loop' files = |
| 557 | case Msg.recv bio of |
| 558 | NONE => print "Dispatcher closed connection unexpectedly\n" |
| 559 | | SOME m => |
| 560 | case m of |
| 561 | MsgFile file => loop' (file :: files) |
| 562 | | MsgDoFiles => (Slave.handleChanges files; |
| 563 | Msg.send (bio, MsgOk)) |
| 564 | | _ => (print "Dispatcher sent unexpected command\n"; |
| 565 | Msg.send (bio, MsgError "Unexpected command")) |
| 566 | in |
| 567 | loop' []; |
| 568 | ignore (OpenSSL.readChar bio); |
| 569 | OpenSSL.close bio; |
| 570 | loop () |
| 571 | end |
| 572 | end handle OpenSSL.OpenSSL s => |
| 573 | (print ("OpenSSL error: "^ s ^ "\n"); |
| 574 | OpenSSL.close bio |
| 575 | handle OpenSSL.OpenSSL _ => (); |
| 576 | loop ()) |
| 577 | | OS.SysErr (s, _) => |
| 578 | (print ("System error: "^ s ^ "\n"); |
| 579 | OpenSSL.close bio |
| 580 | handle OpenSSL.OpenSSL _ => (); |
| 581 | loop ()) |
| 582 | in |
| 583 | loop (); |
| 584 | OpenSSL.shutdown sock |
| 585 | end |
| 586 | |
| 587 | fun autodocBasis outdir = |
| 588 | let |
| 589 | val dir = Posix.FileSys.opendir Config.libRoot |
| 590 | |
| 591 | fun loop files = |
| 592 | case Posix.FileSys.readdir dir of |
| 593 | NONE => (Posix.FileSys.closedir dir; |
| 594 | files) |
| 595 | | SOME fname => |
| 596 | if String.isSuffix ".dtl" fname then |
| 597 | loop (OS.Path.joinDirFile {dir = Config.libRoot, |
| 598 | file = fname} |
| 599 | :: files) |
| 600 | else |
| 601 | loop files |
| 602 | |
| 603 | val files = loop [] |
| 604 | in |
| 605 | Autodoc.autodoc {outdir = outdir, infiles = files} |
| 606 | end |
| 607 | |
| 608 | end |