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1 /*
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2 Copyright (c) 2008 Franklin Schmidt <fschmidt@gmail.com>
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3
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4 Permission is hereby granted, free of charge, to any person obtaining a copy
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5 of this software and associated documentation files (the "Software"), to deal
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6 in the Software without restriction, including without limitation the rights
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7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 copies of the Software, and to permit persons to whom the Software is
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9 furnished to do so, subject to the following conditions:
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10
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11 The above copyright notice and this permission notice shall be included in
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12 all copies or substantial portions of the Software.
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13
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14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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20 THE SOFTWARE.
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21 */
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22
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23 package fschmidt.tools;
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24
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25 import java.io.IOException;
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26 import java.io.PrintWriter;
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27 import java.io.File;
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28 import java.io.BufferedOutputStream;
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29 import java.io.FileOutputStream;
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30 import java.util.Set;
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31 import java.util.HashSet;
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32 import java.util.List;
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33 import java.util.ArrayList;
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34 import java.util.Date;
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35 import java.util.regex.Pattern;
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36
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37
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38 /**
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39 * Doing "java fschmidt.tools.Mmake" on the command line will build
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40 * make files in the current directory and all sub-directories.
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41 *
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42 * @author frank
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43 */
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44 public final class Mmake {
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45 private static String compiler = "javac -g -encoding UTF8";
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46 private static String toolsPath;
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47 private static String[] classpath = System.getProperty("java.class.path").split(Pattern.quote(File.pathSeparator),-1);
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48
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49 static String findPathTo(String file) {
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50 for( String s : classpath ) {
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51 File path = new File(s);
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52 if( path.isAbsolute() && new File(path,file).exists() )
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53 return path.getPath() + File.separator;
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54 }
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55 return null;
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56 }
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57
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58 public static void main(String args[]) throws Exception {
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59 for( int i=0; i<args.length; i++ ) {
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60 compiler += " " + args[i];
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61 }
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62 String subpath = "fschmidt"+File.separator+"tools";
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63 String path = findPathTo(subpath+File.separator+"Mmake.java");
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64 if( path != null ) {
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65 toolsPath = (path+subpath).replace('\\','/');
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66 }
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67 mmake(".");
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68 }
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69
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70 private static class R {
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71 boolean java = false;
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72 boolean j_p = false;
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73 boolean rmi = false;
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74 boolean jjt = false;
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75 }
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76
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77 static R mmake(String dir)
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78 throws IOException
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79 {
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80 R rtn = new R();
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81 PrintWriter out = null;
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82 File dirF = new File(dir);
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83 String[] ls = dirF.list();
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84 if( ls == null )
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85 return rtn;
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86 Set<String> java = new HashSet<String>();
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87 Set<String> jtp = new HashSet<String>();
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88 Set<String> jmp = new HashSet<String>();
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89 Set<String> rmi = new HashSet<String>();
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90 Set<String> jjt = new HashSet<String>();
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91 List<String> dirs = new ArrayList<String>();
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92 List<String> dirs2 = new ArrayList<String>();
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93 List<String> dirsRmi = new ArrayList<String>();
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94 List<String> dirsJjt = new ArrayList<String>();
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95 for( int i=0; i<ls.length; i++ ) {
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96 String file = ls[i];
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97 if( file.endsWith(".java") ) {
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98 String s = file.substring(0,file.length()-5);
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99 java.add(s);
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100 }
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101 if( file.endsWith(".jtp") ) {
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102 String s = file.substring(0,file.length()-4);
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103 java.add(s);
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104 jtp.add(s);
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105 }
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106 if( file.endsWith(".jmp") ) {
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107 String s = file.substring(0,file.length()-4);
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108 java.add(s);
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109 jmp.add(s);
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110 }
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111 if( file.endsWith(".rmi") ) {
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112 String s = file.substring(0,file.length()-4);
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113 rmi.add(s);
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114 }
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115 if( file.endsWith(".jjt") ) {
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116 String s = file.substring(0,file.length()-4);
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117 jjt.add(s);
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118 }
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119 String d = dir + "/" + file;
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120 if( new File(d).isDirectory() ) {
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121 R r = mmake(d);
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122 if( r.java ) {
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123 dirs.add(file);
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124 if( r.j_p )
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125 dirs2.add(file);
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126 if( r.rmi )
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127 dirsRmi.add(file);
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128 if( r.jjt )
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129 dirsJjt.add(file);
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130 }
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131 }
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132 }
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133 if( java.isEmpty() && dirs.isEmpty() )
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134 return rtn;
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135 rtn.java = true;
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136 String[] a;
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137 out = init(dir);
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138 if( !java.isEmpty() ) {
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139 a = (String[])java.toArray(new String[0]);
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140 for( int i=0; i<a.length; i++ ) {
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141 out.println("\\");
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142 out.print("\t\t"+a[i]+".class ");
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143 }
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144 }
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145 out.println();
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146 String[] subs = (String[])dirs.toArray(new String[0]);
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147 int n = subs.length;
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148 for( int i=0; i<n; i++ )
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149 out.println("\tcd `pwd`/"+subs[i]+"; make _src");
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150
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151 rtn.j_p = !jtp.isEmpty() || !jmp.isEmpty() || !dirs2.isEmpty();
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152 out.println();
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153 if( !rtn.j_p ) {
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154 out.println("_java:");
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155 } else {
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156 if( toolsPath==null ) {
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157 out.print("_java:\t");
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158 } else {
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159 boolean hasJtp = !jtp.isEmpty();
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160 boolean hasJmp = !jmp.isEmpty();
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161 if( hasJtp ) {
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162 out.println(toolsPath+"/Jtp.class: "+toolsPath+"/Jtp.java");
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163 out.println("\tjavac "+toolsPath+"/Jtp.java");
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164 out.println();
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165 }
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166 if( hasJmp ) {
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167 out.println(toolsPath+"/Jmp.class: "+toolsPath+"/Jmp.java");
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168 out.println("\tjavac "+toolsPath+"/Jmp.java");
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169 out.println();
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170 }
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171 out.print("_java:\t");
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172 if( hasJtp )
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173 out.print(toolsPath+"/Jtp.class ");
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174 if( hasJmp )
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175 out.print(toolsPath+"/Jmp.class ");
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176 }
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177 a = (String[])jtp.toArray(new String[0]);
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178 for( int i=0; i<a.length; i++ ) {
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179 out.println("\\");
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180 out.print("\t\t"+a[i]+".java ");
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181 }
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182 a = (String[])jmp.toArray(new String[0]);
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183 for( int i=0; i<a.length; i++ ) {
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184 out.println("\\");
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185 out.print("\t\t"+a[i]+".java ");
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186 }
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187 out.println();
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188 String[] subs2 = (String[])dirs2.toArray(new String[0]);
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189 int n2 = subs2.length;
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190 for( int i=0; i<n2; i++ )
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191 out.println("\tcd `pwd`/"+subs2[i]+"; make _java");
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192 }
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193
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194 rtn.rmi = !rmi.isEmpty() || !dirsRmi.isEmpty();
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195 out.println();
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196 out.print("_rmi: ");
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197 if( !rtn.rmi ) {
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198 out.println();
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199 } else {
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200 a = (String[])rmi.toArray(new String[0]);
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201 for( int i=0; i<a.length; i++ ) {
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202 String s = a[i];
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203 out.println("\\");
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204 out.print("\t\t"+s+"_Stub.class ");
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205 }
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206 out.println();
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207 String absPath = dirF.getCanonicalPath();
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208 File cPath = null;
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209 for( String path : classpath ) {
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210 File f = new File(path);
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211 if( !f.isAbsolute() )
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212 continue;
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213 if( absPath.startsWith(f.getCanonicalPath()) ) {
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214 cPath = f.getCanonicalFile();
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215 break;
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216 }
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217 }
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218 if( cPath==null )
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219 throw new RuntimeException(dir+" not in classpath");
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220 StringBuilder clsPathBuf = new StringBuilder();
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221 StringBuilder topBuf = new StringBuilder( "." );
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222 for( File f=dirF.getCanonicalFile(); !f.equals(cPath); f=f.getParentFile() ) {
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223 clsPathBuf.insert(0, f.getName() + '.' );
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224 topBuf.append( File.separator + ".." );
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225 }
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226 String clsPath = clsPathBuf.toString();
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227 String top = topBuf.toString();
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228 for( int i=0; i<a.length; i++ ) {
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229 String s = a[i];
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230 out.println();
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231 out.println(s+"_Stub.class: "+s+".class");
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232 out.println("\trmic -d '"+top+"' "+clsPath+s);
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233 }
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234 String[] subs2 = (String[])dirsRmi.toArray(new String[0]);
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235 int n2 = subs2.length;
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236 for( int i=0; i<n2; i++ )
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237 out.println("\tcd `pwd`/"+subs2[i]+"; make _rmi");
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238 }
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239
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240 rtn.jjt = !jjt.isEmpty() || !dirsJjt.isEmpty();
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241 out.println();
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242 out.print("_jjt: ");
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243 if( rtn.jjt ) {
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244 a = (String[])jjt.toArray(new String[0]);
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245 for( int i=0; i<a.length; i++ ) {
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246 out.println("\\");
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247 out.print("\t\t"+a[i]+".jjt_done ");
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248 }
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249 out.println();
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250 String[] subs2 = (String[])dirsJjt.toArray(new String[0]);
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251 int n2 = subs2.length;
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252 for( int i=0; i<n2; i++ )
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253 out.println("\tcd `pwd`/"+subs2[i]+"; make _jjt");
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254 }
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255
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256 out.println();
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257 out.println("clean:");
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258 out.print("\trm -f *.class *.jjt_done");
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259 a = (String[])jtp.toArray(new String[0]);
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260 for( int i=0; i<a.length; i++ ) {
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261 out.print(" "+a[i]+".java");
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262 }
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263 a = (String[])jmp.toArray(new String[0]);
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264 for( int i=0; i<a.length; i++ ) {
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265 out.print(" "+a[i]+".java");
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266 }
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267 out.println();
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268 for( int i=0; i<n; i++ )
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269 out.println("\tcd `pwd`/"+subs[i]+"; make clean");
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270 out.println();
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271 out.close();
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272 System.out.println(dir);
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273
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274 return rtn;
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275 }
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276
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277 static PrintWriter init(String dir)
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278 throws IOException
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279 {
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280 PrintWriter out = new PrintWriter(new BufferedOutputStream(
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281 new FileOutputStream(dir+"/Makefile")
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282 ));
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283 out.println("# Makefile created on "+new Date()+" by Mmake");
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284 out.println();
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285 out.println(".SUFFIXES: .jtp .jmp .java .class .jjt .jjt_done");
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286 out.println();
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287 out.println(".java.class:");
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288 out.println("\t"+compiler+" $<");
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289 out.println();
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290 out.println(".jtp.java:");
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291 out.println("\tjava fschmidt.tools.Jtp $<");
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292 out.println();
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293 out.println(".jmp.java:");
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294 out.println("\tjava fschmidt.tools.Jmp $<");
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295 out.println();
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296 out.println(".jjt.jjt_done:");
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297 out.println("\tjava jjtree $<");
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298 out.println("\tjava javacc $*.jj");
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299 out.println("\ttouch $@");
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300 out.println();
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301 out.println("all: _jjt _java _src _rmi");
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302 out.println();
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303 out.println("hlp:");
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304 out.println("\t@echo \"Usage: make [all|clean]\"");
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305 out.println();
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306 out.print("_src: ");
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307 return out;
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308 }
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309 }
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