1 /* |
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2 * Copyright 2002-2003 Sun Microsystems, Inc. All Rights Reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Sun designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Sun in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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22 * CA 95054 USA or visit www.sun.com if you need additional information or |
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23 * have any questions. |
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24 */ |
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25 |
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26 |
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27 package com.sun.tools.javah; |
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28 |
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29 import com.sun.javadoc.*; |
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30 import java.io.*; |
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31 |
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32 /** |
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33 * A doclet to parse and execute commandline options. |
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34 * |
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35 * @author Sucheta Dambalkar(using code from old javap) |
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36 */ |
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37 public class MainDoclet{ |
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38 |
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39 public static String odir = null; |
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40 public static String ofile = null; |
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41 public static boolean stubs = false; |
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42 public static boolean jni = false; |
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43 public static boolean llni = false; |
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44 public static boolean doubleAlign = false; |
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45 public static boolean force = false; |
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46 public static String genclass = null; |
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47 |
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48 |
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49 /** |
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50 * Entry point. |
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51 */ |
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52 public static boolean start(RootDoc root) { |
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53 |
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54 int j = 0; |
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55 int k = 0; |
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56 /** |
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57 * Command line options. |
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58 */ |
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59 String [][] cmdoptions = root.options(); |
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60 /** |
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61 * Classes specified on command line. |
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62 */ |
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63 ClassDoc[] classes = root.classes(); |
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64 /** |
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65 * Generator used by javah. Default is JNI. |
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66 */ |
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67 Gen g = new JNI(root); |
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68 |
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69 validateOptions(cmdoptions); |
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70 |
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71 /* |
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72 * Select native interface. |
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73 */ |
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74 if (jni && llni) Util.error("jni.llni.mixed"); |
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75 |
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76 if (llni) |
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77 g = new LLNI(doubleAlign, root); |
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78 |
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79 if (g instanceof JNI && stubs) Util.error("jni.no.stubs"); |
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80 |
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81 /* |
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82 * Arrange for output destination. |
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83 */ |
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84 if (odir != null && ofile != null) |
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85 Util.error("dir.file.mixed"); |
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86 |
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87 if (odir != null) |
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88 g.setOutDir(odir); |
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89 |
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90 if (ofile != null) |
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91 g.setOutFile(ofile); |
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92 |
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93 /* |
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94 * Force set to false will turn off smarts about checking file |
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95 * content before writing. |
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96 */ |
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97 g.setForce(force); |
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98 |
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99 /* |
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100 * Grab the rest of argv[] ... this must be the classes. |
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101 */ |
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102 if (classes.length == 0){ |
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103 Util.error("no.classes.specified"); |
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104 } |
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105 /* |
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106 * Set classes. |
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107 */ |
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108 g.setClasses(classes); |
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109 |
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110 try { |
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111 g.run(); |
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112 } catch (ClassNotFoundException cnfe) { |
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113 Util.error("class.not.found", cnfe.getMessage()); |
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114 } catch (IOException ioe) { |
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115 Util.error("io.exception", ioe.getMessage()); |
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116 } |
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117 |
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118 return true; |
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119 } |
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120 |
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121 /** |
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122 * Required doclet method. |
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123 */ |
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124 public static int optionLength(String option) { |
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125 if (option.equals("-o")) { |
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126 return 2; |
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127 } else if(option.equals("-d")){ |
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128 return 2; |
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129 } else if (option.equals("-td")) { |
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130 return 1; |
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131 } else if (option.equals("-stubs")) { |
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132 return 1; |
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133 } else if(option.equals("-help")){ |
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134 return 1; |
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135 } else if(option.equals("--help")){ |
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136 return 1; |
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137 } else if(option.equals("-?")){ |
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138 return 1; |
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139 } else if(option.equals("-h")){ |
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140 return 1; |
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141 } else if(option.equals("-trace")){ |
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142 return 1; |
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143 } else if(option.equals("-version")) { |
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144 return 1; |
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145 } else if(option.equals("-jni")){ |
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146 return 1; |
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147 } else if(option.equals("-force")){ |
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148 return 1; |
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149 } else if(option.equals("-Xllni")){ |
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150 return 1; |
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151 } else if(option.equals("-llni")){ |
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152 return 1; |
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153 } else if(option.equals("-llniDouble")){ |
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154 return 1; |
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155 } else return 0; |
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156 } |
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157 |
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158 /** |
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159 * Parse the command line options. |
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160 */ |
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161 public static void validateOptions(String cmdoptions[][]) { |
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162 /* Default values for options, overridden by user options. */ |
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163 String bootcp = System.getProperty("sun.boot.class.path"); |
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164 String usercp = System.getProperty("env.class.path"); |
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165 |
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166 for(int p = 0; p < cmdoptions.length; p++){ |
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167 |
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168 if (cmdoptions[p][0].equals("-o")) { |
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169 ofile = cmdoptions[p][1]; |
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170 } else if(cmdoptions[p][0].equals("-d")){ |
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171 odir = cmdoptions[p][1]; |
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172 } else if (cmdoptions[p][0].equals("-td")) { |
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173 if (p ==cmdoptions.length) |
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174 Util.usage(1); |
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175 } else if (cmdoptions[p][0].equals("-stubs")) { |
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176 stubs = true; |
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177 } else if (cmdoptions[p][0].equals("-verbose")) { |
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178 Util.verbose = true; |
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179 } else if((cmdoptions[p][0].equals("-help")) |
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180 || (cmdoptions[p][0].equals("--help")) |
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181 || (cmdoptions[p][0].equals("-?")) |
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182 || (cmdoptions[p][0].equals("-h"))) { |
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183 Util.usage(0); |
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184 } else if (cmdoptions[p][0].equals("-trace")) { |
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185 System.err.println(Util.getText("tracing.not.supported")); |
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186 } else if (cmdoptions[p][0].equals("-version")) { |
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187 Util.version(); |
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188 } else if (cmdoptions[p][0].equals("-jni")) { |
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189 jni = true; |
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190 } else if (cmdoptions[p][0].equals("-force")) { |
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191 force = true; |
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192 } else if (cmdoptions[p][0].equals("-Xllni")) { |
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193 llni = true; |
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194 } else if (cmdoptions[p][0].equals("-llni")) { |
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195 llni = true; |
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196 } else if (cmdoptions[p][0].equals("-llniDouble")) { |
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197 llni = true; doubleAlign = true; |
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198 } else if (cmdoptions[p][0].equals("-classpath")) { |
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199 usercp = cmdoptions[p][1]; |
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200 } else if (cmdoptions[p][0].equals("-bootclasspath")) { |
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201 bootcp = cmdoptions[p][1]; |
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202 } else if((cmdoptions[p][0].charAt(0) == '-') |
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203 && (!cmdoptions[p][0].equals("-private"))){ |
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204 Util.error("unknown.option", cmdoptions[p][0], null, true); |
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205 } else { |
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206 break; /* The rest must be classes. */ |
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207 } |
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208 } |
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209 |
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210 |
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211 if (Util.verbose) { |
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212 System.err.println("[ Search Path: " |
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213 + bootcp |
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214 + System.getProperty("file.separator") |
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215 + usercp + " ]"); |
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216 } |
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217 } |
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218 } |
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