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annotate src/main.mlton.sml @ 1619:15e0c935c91b

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Catching integer divisions by zero
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Dec 2011 09:44:07 -0500
parents 659a2f71f5e5
children 3cfc79f92db7
rev   line source
adam@1493 1 (* Copyright (c) 2008-2011, Adam Chlipala
adamc@0 2 * All rights reserved.
adamc@0 3 *
adamc@0 4 * Redistribution and use in source and binary forms, with or without
adamc@0 5 * modification, are permitted provided that the following conditions are met:
adamc@0 6 *
adamc@0 7 * - Redistributions of source code must retain the above copyright notice,
adamc@0 8 * this list of conditions and the following disclaimer.
adamc@0 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@0 10 * this list of conditions and the following disclaimer in the documentation
adamc@0 11 * and/or other materials provided with the distribution.
adamc@0 12 * - The names of contributors may not be used to endorse or promote products
adamc@0 13 * derived from this software without specific prior written permission.
adamc@0 14 *
adamc@0 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@0 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@0 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@0 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@0 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@0 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@0 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@0 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@0 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@0 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@0 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@0 26 *)
adamc@0 27
adamc@857 28 val timing = ref false
adamc@1086 29 val tc = ref false
adamc@857 30 val sources = ref ([] : string list)
adamc@857 31 val demo = ref (NONE : (string * bool) option)
adam@1493 32 val tutorial = ref false
adamc@1170 33 val css = ref false
adamc@857 34
adam@1540 35 val () = Compiler.beforeC := MLton.GC.pack
adam@1540 36
adam@1520 37 fun printVersion () = (print (Config.versionString ^ "\n");
adam@1520 38 OS.Process.exit OS.Process.success)
adam@1520 39 fun printNumericVersion () = (print (Config.versionNumber ^ "\n");
adam@1520 40 OS.Process.exit OS.Process.success)
adam@1520 41
adamc@857 42 fun doArgs args =
adamc@208 43 case args of
adamc@857 44 [] => ()
adam@1520 45 | "-version" :: rest =>
adam@1520 46 printVersion ()
adam@1520 47 | "-numeric-version" :: rest =>
adam@1520 48 printNumericVersion ()
adamc@1170 49 | "-css" :: rest =>
adamc@1170 50 (css := true;
adamc@1170 51 doArgs rest)
adamc@384 52 | "-demo" :: prefix :: rest =>
adamc@857 53 (demo := SOME (prefix, false);
adamc@857 54 doArgs rest)
adamc@501 55 | "-guided-demo" :: prefix :: rest =>
adamc@857 56 (demo := SOME (prefix, true);
adamc@857 57 doArgs rest)
adam@1493 58 | "-tutorial" :: rest =>
adam@1493 59 (tutorial := true;
adam@1493 60 doArgs rest)
adamc@856 61 | "-protocol" :: name :: rest =>
adamc@856 62 (Settings.setProtocol name;
adamc@857 63 doArgs rest)
adam@1335 64 | "-prefix" :: prefix :: rest =>
adam@1335 65 (Settings.setUrlPrefix prefix;
adam@1335 66 doArgs rest)
adamc@891 67 | "-db" :: s :: rest =>
adamc@891 68 (Settings.setDbstring (SOME s);
adamc@891 69 doArgs rest)
adamc@866 70 | "-dbms" :: name :: rest =>
adamc@866 71 (Settings.setDbms name;
adamc@866 72 doArgs rest)
adamc@857 73 | "-debug" :: rest =>
adamc@857 74 (Settings.setDebug true;
adamc@857 75 doArgs rest)
adamc@1178 76 | "-verbose" :: rest =>
adamc@1178 77 (Compiler.debug := true;
adamc@1178 78 doArgs rest)
adamc@857 79 | "-timing" :: rest =>
adamc@857 80 (timing := true;
adamc@857 81 doArgs rest)
adamc@1086 82 | "-tc" :: rest =>
adamc@1086 83 (tc := true;
adamc@1086 84 doArgs rest)
adam@1531 85 | "-dumpTypes" :: rest =>
adam@1531 86 (Elaborate.dumpTypes := true;
adam@1531 87 doArgs rest)
adamc@891 88 | "-output" :: s :: rest =>
adamc@891 89 (Settings.setExe (SOME s);
adamc@891 90 doArgs rest)
adamc@891 91 | "-sql" :: s :: rest =>
adamc@891 92 (Settings.setSql (SOME s);
adamc@891 93 doArgs rest)
adamc@1095 94 | "-static" :: rest =>
adamc@1095 95 (Settings.setStaticLinking true;
adamc@1095 96 doArgs rest)
adamc@1126 97 | "-path" :: name :: path :: rest =>
adamc@1126 98 (Compiler.addPath (name, path);
adamc@1126 99 doArgs rest)
adamc@1126 100 | "-root" :: name :: root :: rest =>
adamc@1126 101 (Compiler.addModuleRoot (root, name);
adamc@1126 102 doArgs rest)
adamc@1164 103 | "-sigfile" :: name :: rest =>
adamc@1164 104 (Settings.setSigFile (SOME name);
adamc@1164 105 doArgs rest)
adamc@1235 106 | "-iflow" :: rest =>
adamc@1235 107 (Compiler.doIflow := true;
adamc@1235 108 doArgs rest)
adamc@1266 109 | "-moduleOf" :: fname :: _ =>
adamc@1266 110 (print (Compiler.moduleOf fname ^ "\n");
adamc@1266 111 OS.Process.exit OS.Process.success)
adam@1301 112 | "-noEmacs" :: rest =>
adam@1301 113 (Demo.noEmacs := true;
adam@1301 114 doArgs rest)
adam@1307 115 | "-limit" :: class :: num :: rest =>
adam@1307 116 (case Int.fromString num of
adam@1307 117 NONE => raise Fail ("Invalid limit number '" ^ num ^ "'")
adam@1307 118 | SOME n =>
adam@1307 119 if n < 0 then
adam@1307 120 raise Fail ("Invalid limit number '" ^ num ^ "'")
adam@1307 121 else
adam@1307 122 Settings.addLimit (class, n);
adam@1307 123 doArgs rest)
adamc@208 124 | arg :: rest =>
adamc@857 125 (if size arg > 0 andalso String.sub (arg, 0) = #"-" then
adamc@857 126 raise Fail ("Unknown flag " ^ arg)
adamc@857 127 else
adamc@857 128 sources := arg :: !sources;
adamc@857 129 doArgs rest)
adamc@208 130
adamc@857 131 val () = doArgs (CommandLine.arguments ())
adamc@208 132
adamc@279 133 val job =
adamc@857 134 case !sources of
adamc@279 135 [file] => file
adam@1520 136 | _ => printVersion ()
adamc@279 137
adamc@208 138 val () =
adam@1493 139 case (!css, !demo, !tutorial) of
adam@1493 140 (true, _, _) =>
adamc@1170 141 (case Compiler.run Compiler.toCss job of
adamc@1170 142 NONE => OS.Process.exit OS.Process.failure
adamc@1170 143 | SOME {Overall = ov, Classes = cl} =>
adamc@1170 144 (app (print o Css.inheritableToString) ov;
adamc@1170 145 print "\n";
adamc@1170 146 app (fn (x, (ins, ots)) =>
adamc@1170 147 (print x;
adamc@1170 148 print " ";
adamc@1170 149 app (print o Css.inheritableToString) ins;
adamc@1170 150 app (print o Css.othersToString) ots;
adamc@1170 151 print "\n")) cl))
adam@1493 152 | (_, SOME (prefix, guided), _) =>
adamc@501 153 Demo.make {prefix = prefix, dirname = job, guided = guided}
adam@1493 154 | (_, _, true) => Tutorial.make job
adamc@1170 155 | _ =>
adamc@1086 156 if !tc then
adamc@1086 157 (Compiler.check Compiler.toElaborate job;
adamc@1086 158 if ErrorMsg.anyErrors () then
adamc@1086 159 OS.Process.exit OS.Process.failure
adamc@1086 160 else
adamc@1086 161 ())
adamc@1086 162 else if !timing then
adamc@384 163 Compiler.time Compiler.toCjrize job
adamc@384 164 else
adamc@1045 165 Compiler.compiler job