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1 (* Copyright (c) 2008, Adam Chlipala
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2 * All rights reserved.
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3 *
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4 * Redistribution and use in source and binary forms, with or without
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5 * modification, are permitted provided that the following conditions are met:
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6 *
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7 * - Redistributions of source code must retain the above copyright notice,
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8 * this list of conditions and the following disclaimer.
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9 * - Redistributions in binary form must reproduce the above copyright notice,
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10 * this list of conditions and the following disclaimer in the documentation
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11 * and/or other materials provided with the distribution.
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12 * - The names of contributors may not be used to endorse or promote products
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13 * derived from this software without specific prior written permission.
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14 *
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15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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25 * POSSIBILITY OF SUCH DAMAGE.
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26 *)
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27
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28 (* Laconic/Web language parser *)
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29
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30 structure Compiler :> COMPILER = struct
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31
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32 structure LacwebLrVals = LacwebLrValsFn(structure Token = LrParser.Token)
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33 structure Lex = LacwebLexFn(structure Tokens = LacwebLrVals.Tokens)
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34 structure LacwebP = Join(structure ParserData = LacwebLrVals.ParserData
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35 structure Lex = Lex
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36 structure LrParser = LrParser)
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37
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38 fun parseLig filename =
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39 let
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40 val fname = OS.FileSys.tmpName ()
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41 val outf = TextIO.openOut fname
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42 val () = TextIO.output (outf, "sig\n")
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43 val inf = TextIO.openIn filename
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44 fun loop () =
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45 case TextIO.inputLine inf of
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46 NONE => ()
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47 | SOME line => (TextIO.output (outf, line);
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48 loop ())
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49 val () = loop ()
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50 val () = TextIO.closeIn inf
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51 val () = TextIO.closeOut outf
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52
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53 val () = (ErrorMsg.resetErrors ();
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54 ErrorMsg.resetPositioning filename)
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55 val file = TextIO.openIn fname
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56 fun get _ = TextIO.input file
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57 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
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58 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
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59 val (absyn, _) = LacwebP.parse (30, lexer, parseerror, ())
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60 in
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61 TextIO.closeIn file;
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62 if ErrorMsg.anyErrors () then
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63 NONE
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64 else
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65 case absyn of
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66 [(Source.DSgn ("?", (Source.SgnConst sgis, _)), _)] => SOME sgis
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67 | _ => NONE
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68 end
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69 handle LrParser.ParseError => NONE
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70
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71 fun testLig fname =
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72 case parseLig fname of
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73 NONE => ()
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74 | SOME sgis =>
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75 app (fn sgi => (Print.print (SourcePrint.p_sgn_item sgi);
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76 print "\n")) sgis
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77
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78 (* The main parsing routine *)
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79 fun parseLac filename =
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80 let
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81 val () = (ErrorMsg.resetErrors ();
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82 ErrorMsg.resetPositioning filename)
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83 val file = TextIO.openIn filename
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84 fun get _ = TextIO.input file
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85 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
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86 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
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87 val (absyn, _) = LacwebP.parse (30, lexer, parseerror, ())
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88 in
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89 TextIO.closeIn file;
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90 if ErrorMsg.anyErrors () then
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91 NONE
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92 else
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93 case absyn of
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94 [(Source.DSgn ("?", _), _)] =>
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95 (ErrorMsg.error "File starts with 'sig'";
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96 NONE)
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97 | _ => SOME absyn
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98 end
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99 handle LrParser.ParseError => NONE
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100
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101 fun testLac fname =
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102 case parseLac fname of
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103 NONE => ()
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104 | SOME file => (Print.print (SourcePrint.p_file file);
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105 print "\n")
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106
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107 type job = string list
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108
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109 fun capitalize "" = ""
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110 | capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
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111
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112 fun parse fnames =
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113 let
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114 fun parseOne fname =
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115 let
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116 val mname = capitalize (OS.Path.file fname)
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117 val lac = OS.Path.joinBaseExt {base = fname, ext = SOME "lac"}
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118 val lig = OS.Path.joinBaseExt {base = fname, ext = SOME "lig"}
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119
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120 val sgnO =
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121 if Posix.FileSys.access (lig, []) then
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122 case parseLig lig of
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123 NONE => NONE
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124 | SOME sgis => SOME (Source.SgnConst sgis, {file = lig,
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125 first = ErrorMsg.dummyPos,
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126 last = ErrorMsg.dummyPos})
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127 else
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128 NONE
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129
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130 val loc = {file = lac,
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131 first = ErrorMsg.dummyPos,
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132 last = ErrorMsg.dummyPos}
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133 in
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134 case parseLac lac of
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135 NONE => NONE
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136 | SOME ds =>
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137 SOME (Source.DStr (mname, sgnO, (Source.StrConst ds, loc)), loc)
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138 end
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139
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140 val ds = List.mapPartial parseOne fnames
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141 in
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142 if ErrorMsg.anyErrors () then
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143 NONE
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144 else
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145 SOME ds
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146 end
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147
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148 fun elaborate job =
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149 case parseLig "lib/basis.lig" of
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150 NONE => NONE
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151 | SOME empty =>
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152 case parse job of
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153 NONE => NONE
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154 | SOME file =>
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155 let
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156 val out = Elaborate.elabFile empty ElabEnv.empty file
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157 in
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158 if ErrorMsg.anyErrors () then
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159 NONE
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160 else
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161 SOME out
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162 end
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163
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164 fun explify job =
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165 case elaborate job of
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166 NONE => NONE
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167 | SOME file =>
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168 if ErrorMsg.anyErrors () then
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169 NONE
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170 else
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171 SOME (Explify.explify file)
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172
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173 fun corify job =
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174 case explify job of
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175 NONE => NONE
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176 | SOME file =>
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177 if ErrorMsg.anyErrors () then
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178 NONE
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179 else
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180 SOME (Corify.corify file)
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181
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182 fun shake' job =
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183 case corify job of
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184 NONE => NONE
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185 | SOME file =>
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186 if ErrorMsg.anyErrors () then
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187 NONE
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188 else
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189 SOME (Shake.shake file)
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190
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191 fun reduce job =
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192 case corify job of
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193 NONE => NONE
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194 | SOME file =>
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195 if ErrorMsg.anyErrors () then
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196 NONE
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197 else
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198 SOME (Reduce.reduce (Shake.shake file))
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199
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200 fun shake job =
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201 case reduce job of
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202 NONE => NONE
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203 | SOME file =>
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204 if ErrorMsg.anyErrors () then
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205 NONE
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206 else
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207 SOME (Shake.shake file)
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208
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209 fun monoize job =
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210 case shake job of
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211 NONE => NONE
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212 | SOME file =>
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213 if ErrorMsg.anyErrors () then
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214 NONE
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215 else
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216 SOME (Monoize.monoize CoreEnv.empty file)
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217
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218 fun mono_opt job =
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219 case monoize job of
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220 NONE => NONE
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221 | SOME file =>
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222 if ErrorMsg.anyErrors () then
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223 NONE
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224 else
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225 SOME (MonoOpt.optimize file)
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226
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227 fun cloconv job =
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228 case mono_opt job of
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229 NONE => NONE
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230 | SOME file =>
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231 if ErrorMsg.anyErrors () then
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232 NONE
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233 else
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234 SOME (Cloconv.cloconv file)
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235
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236 fun cjrize job =
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237 case cloconv job of
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238 NONE => NONE
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239 | SOME file =>
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240 if ErrorMsg.anyErrors () then
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241 NONE
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242 else
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243 SOME (Cjrize.cjrize file)
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244
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245 fun testParse job =
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246 case parse job of
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247 NONE => print "Failed\n"
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248 | SOME file =>
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249 (Print.print (SourcePrint.p_file file);
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250 print "\n")
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251
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252 fun testElaborate job =
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253 (case elaborate job of
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254 NONE => print "Failed\n"
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255 | SOME file =>
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256 (print "Succeeded\n";
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257 Print.print (ElabPrint.p_file ElabEnv.empty file);
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258 print "\n"))
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259 handle ElabEnv.UnboundNamed n =>
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260 print ("Unbound named " ^ Int.toString n ^ "\n")
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261
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262 fun testExplify job =
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263 (case explify job of
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264 NONE => print "Failed\n"
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265 | SOME file =>
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266 (Print.print (ExplPrint.p_file ExplEnv.empty file);
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267 print "\n"))
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268 handle ExplEnv.UnboundNamed n =>
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269 print ("Unbound named " ^ Int.toString n ^ "\n")
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270
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271 fun testCorify job =
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272 (case corify job of
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273 NONE => print "Failed\n"
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274 | SOME file =>
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275 (Print.print (CorePrint.p_file CoreEnv.empty file);
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276 print "\n"))
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277 handle CoreEnv.UnboundNamed n =>
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278 print ("Unbound named " ^ Int.toString n ^ "\n")
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279
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280 fun testShake' job =
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281 (case shake' job of
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282 NONE => print "Failed\n"
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283 | SOME file =>
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284 (Print.print (CorePrint.p_file CoreEnv.empty file);
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285 print "\n"))
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286 handle CoreEnv.UnboundNamed n =>
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287 print ("Unbound named " ^ Int.toString n ^ "\n")
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288
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289 fun testReduce job =
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290 (case reduce job of
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291 NONE => print "Failed\n"
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292 | SOME file =>
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293 (Print.print (CorePrint.p_file CoreEnv.empty file);
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294 print "\n"))
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295 handle CoreEnv.UnboundNamed n =>
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296 print ("Unbound named " ^ Int.toString n ^ "\n")
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297
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298 fun testShake job =
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299 (case shake job of
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300 NONE => print "Failed\n"
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301 | SOME file =>
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302 (Print.print (CorePrint.p_file CoreEnv.empty file);
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303 print "\n"))
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304 handle CoreEnv.UnboundNamed n =>
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305 print ("Unbound named " ^ Int.toString n ^ "\n")
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306
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307 fun testMonoize job =
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308 (case monoize job of
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309 NONE => print "Failed\n"
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310 | SOME file =>
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311 (Print.print (MonoPrint.p_file MonoEnv.empty file);
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312 print "\n"))
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313 handle MonoEnv.UnboundNamed n =>
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314 print ("Unbound named " ^ Int.toString n ^ "\n")
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315
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316 fun testMono_opt job =
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317 (case mono_opt job of
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318 NONE => print "Failed\n"
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319 | SOME file =>
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320 (Print.print (MonoPrint.p_file MonoEnv.empty file);
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321 print "\n"))
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322 handle MonoEnv.UnboundNamed n =>
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323 print ("Unbound named " ^ Int.toString n ^ "\n")
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324
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325 fun testCloconv job =
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326 (case cloconv job of
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327 NONE => print "Failed\n"
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328 | SOME file =>
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329 (Print.print (FlatPrint.p_file FlatEnv.empty file);
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330 print "\n"))
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331 handle FlatEnv.UnboundNamed n =>
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332 print ("Unbound named " ^ Int.toString n ^ "\n")
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333
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334 fun testCjrize job =
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335 (case cjrize job of
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336 NONE => print "Failed\n"
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337 | SOME file =>
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338 (Print.print (CjrPrint.p_file CjrEnv.empty file);
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339 print "\n"))
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340 handle CjrEnv.UnboundNamed n =>
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341 print ("Unbound named " ^ Int.toString n ^ "\n")
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342
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343 fun compile job =
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344 case cjrize job of
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345 NONE => ()
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346 | SOME file =>
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347 let
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348 val cname = "/tmp/lacweb.c"
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349 val oname = "/tmp/lacweb.o"
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350 val ename = "/tmp/webapp"
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351
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352 val compile = "gcc -I include -c " ^ cname ^ " -o " ^ oname
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353 val link = "gcc clib/lacweb.o " ^ oname ^ " clib/driver.o -o " ^ ename
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354
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355 val outf = TextIO.openOut cname
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356 val s = TextIOPP.openOut {dst = outf, wid = 80}
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357 in
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358 Print.fprint s (CjrPrint.p_file CjrEnv.empty file);
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359 TextIO.closeOut outf;
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360
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361 if not (OS.Process.isSuccess (OS.Process.system compile)) then
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362 print "C compilation failed\n"
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363 else if not (OS.Process.isSuccess (OS.Process.system link)) then
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364 print "C linking failed\n"
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365 else
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366 print "Success\n"
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367 end
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368
|
adamc@1
|
369 end
|