+++ /dev/null
-/*\r
- * \r
- * Copyright 2001-2004 The Ant-Contrib project\r
- *\r
- * Licensed under the Apache License, Version 2.0 (the "License");\r
- * you may not use this file except in compliance with the License.\r
- * You may obtain a copy of the License at\r
- *\r
- * http://www.apache.org/licenses/LICENSE-2.0\r
- *\r
- * Unless required by applicable law or agreed to in writing, software\r
- * distributed under the License is distributed on an "AS IS" BASIS,\r
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
- * See the License for the specific language governing permissions and\r
- * limitations under the License.\r
- */\r
-package net.sf.antcontrib.cpptasks;\r
-import java.io.File;\r
-import java.io.IOException;\r
-import java.util.Enumeration;\r
-import java.util.Hashtable;\r
-import java.util.StringTokenizer;\r
-import java.util.Vector;\r
-\r
-import org.apache.tools.ant.BuildException;\r
-import org.apache.tools.ant.Project;\r
-import org.apache.tools.ant.taskdefs.Execute;\r
-import org.apache.tools.ant.taskdefs.LogStreamHandler;\r
-import org.apache.tools.ant.types.Commandline;\r
-import org.apache.tools.ant.types.Environment;\r
-/**\r
- * Some utilities used by the CC and Link tasks.\r
- * \r
- * @author Adam Murdoch\r
- */\r
-public class CUtil {\r
- /**\r
- * A class that splits a white-space, comma-separated list into a String\r
- * array. Used for task attributes.\r
- */\r
- public static final class StringArrayBuilder {\r
- private String[] _value;\r
- public StringArrayBuilder(String value) {\r
- // Split the defines up\r
- StringTokenizer tokens = new StringTokenizer(value, ", ");\r
- Vector vallist = new Vector();\r
- while (tokens.hasMoreTokens()) {\r
- String val = tokens.nextToken().trim();\r
- if (val.length() == 0) {\r
- continue;\r
- }\r
- vallist.addElement(val);\r
- }\r
- _value = new String[vallist.size()];\r
- vallist.copyInto(_value);\r
- }\r
- public String[] getValue() {\r
- return _value;\r
- }\r
- }\r
- /**\r
- * Adds the elements of the array to the given vector\r
- */\r
- public static void addAll(Vector dest, Object[] src) {\r
- if (src == null) {\r
- return;\r
- }\r
- for (int i = 0; i < src.length; i++) {\r
- dest.addElement(src[i]);\r
- }\r
- }\r
- /**\r
- * Checks a array of names for non existent or non directory entries and\r
- * nulls them out.\r
- * \r
- * @return Count of non-null elements\r
- */\r
- public static int checkDirectoryArray(String[] names) {\r
- int count = 0;\r
- for (int i = 0; i < names.length; i++) {\r
- if (names[i] != null) {\r
- File dir = new File(names[i]);\r
- if (dir.exists() && dir.isDirectory()) {\r
- count++;\r
- } else {\r
- names[i] = null;\r
- }\r
- }\r
- }\r
- return count;\r
- }\r
- /**\r
- * Extracts the basename of a file, removing the extension, if present\r
- */\r
- public static String getBasename(File file) {\r
- String path = file.getPath();\r
- // Remove the extension\r
- String basename = file.getName();\r
- int pos = basename.lastIndexOf('.');\r
- if (pos != -1) {\r
- basename = basename.substring(0, pos);\r
- }\r
- return basename;\r
- }\r
- /**\r
- * Gets the parent directory for the executable file name using the current\r
- * directory and system executable path\r
- * \r
- * @param exeName\r
- * Name of executable such as "cl.exe"\r
- * @return parent directory or null if not located\r
- */\r
- public static File getExecutableLocation(String exeName) {\r
- //\r
- // must add current working directory to the\r
- // from of the path from the "path" environment variable\r
- File currentDir = new File(System.getProperty("user.dir"));\r
- if (new File(currentDir, exeName).exists()) {\r
- return currentDir;\r
- }\r
- File[] envPath = CUtil.getPathFromEnvironment("PATH",\r
- File.pathSeparator);\r
- for (int i = 0; i < envPath.length; i++) {\r
- if (new File(envPath[i], exeName).exists()) {\r
- return envPath[i];\r
- }\r
- }\r
- return null;\r
- }\r
- /**\r
- * Extracts the parent of a file\r
- */\r
- public static String getParentPath(String path) {\r
- int pos = path.lastIndexOf(File.separator);\r
- if (pos <= 0) {\r
- return null;\r
- }\r
- return path.substring(0, pos);\r
- }\r
- /**\r
- * Returns an array of File for each existing directory in the specified\r
- * environment variable\r
- * \r
- * @param envVariable\r
- * environment variable name such as "LIB" or "INCLUDE"\r
- * @param delim\r
- * delimitor used to separate parts of the path, typically ";"\r
- * or ":"\r
- * @return array of File's for each part that is an existing directory\r
- */\r
- public static File[] getPathFromEnvironment(String envVariable, String delim) {\r
- // OS/4000 does not support the env command.\r
- if (System.getProperty("os.name").equals("OS/400"))\r
- return new File[]{};\r
- Vector osEnv = Execute.getProcEnvironment();\r
- String match = envVariable.concat("=");\r
- for (Enumeration e = osEnv.elements(); e.hasMoreElements();) {\r
- String entry = ((String) e.nextElement()).trim();\r
- if (entry.length() > match.length()) {\r
- String entryFrag = entry.substring(0, match.length());\r
- if (entryFrag.equalsIgnoreCase(match)) {\r
- String path = entry.substring(match.length());\r
- return parsePath(path, delim);\r
- }\r
- }\r
- }\r
- File[] noPath = new File[0];\r
- return noPath;\r
- }\r
- /**\r
- * Returns a relative path for the targetFile relative to the base\r
- * directory.\r
- * \r
- * @param canonicalBase\r
- * base directory as returned by File.getCanonicalPath()\r
- * @param targetFile\r
- * target file\r
- * @return relative path of target file. Returns targetFile if there were\r
- * no commonalities between the base and the target\r
- * \r
- * @author Curt Arnold\r
- */\r
- public static String getRelativePath(String base, File targetFile) {\r
- try {\r
- //\r
- // remove trailing file separator\r
- //\r
- String canonicalBase = base;\r
- if (base.charAt(base.length() - 1) == File.separatorChar) {\r
- canonicalBase = base.substring(0, base.length() - 1);\r
- }\r
- //\r
- // get canonical name of target and remove trailing separator\r
- //\r
- String canonicalTarget;\r
- if (System.getProperty("os.name").equals("OS/400"))\r
- canonicalTarget = targetFile.getPath();\r
- else\r
- canonicalTarget = targetFile.getCanonicalPath();\r
- if (canonicalTarget.charAt(canonicalTarget.length() - 1) == File.separatorChar) {\r
- canonicalTarget = canonicalTarget.substring(0, canonicalTarget\r
- .length() - 1);\r
- }\r
- if (canonicalTarget.equals(canonicalBase)) {\r
- return ".";\r
- }\r
- //\r
- // see if the prefixes are the same\r
- //\r
- if (canonicalBase.substring(0, 2).equals("\\\\")) {\r
- //\r
- // UNC file name, if target file doesn't also start with same\r
- // server name, don't go there\r
- int endPrefix = canonicalBase.indexOf('\\', 2);\r
- String prefix1 = canonicalBase.substring(0, endPrefix);\r
- String prefix2 = canonicalTarget.substring(0, endPrefix);\r
- if (!prefix1.equals(prefix2)) {\r
- return canonicalTarget;\r
- }\r
- } else {\r
- if (canonicalBase.substring(1, 3).equals(":\\")) {\r
- int endPrefix = 2;\r
- String prefix1 = canonicalBase.substring(0, endPrefix);\r
- String prefix2 = canonicalTarget.substring(0, endPrefix);\r
- if (!prefix1.equals(prefix2)) {\r
- return canonicalTarget;\r
- }\r
- } else {\r
- if (canonicalBase.charAt(0) == '/') {\r
- if (canonicalTarget.charAt(0) != '/') {\r
- return canonicalTarget;\r
- }\r
- }\r
- }\r
- }\r
- char separator = File.separatorChar;\r
- int lastSeparator = -1;\r
- int minLength = canonicalBase.length();\r
- if (canonicalTarget.length() < minLength) {\r
- minLength = canonicalTarget.length();\r
- }\r
- int firstDifference = minLength + 1;\r
- //\r
- // walk to the shorter of the two paths\r
- // finding the last separator they have in common\r
- for (int i = 0; i < minLength; i++) {\r
- if (canonicalTarget.charAt(i) == canonicalBase.charAt(i)) {\r
- if (canonicalTarget.charAt(i) == separator) {\r
- lastSeparator = i;\r
- }\r
- } else {\r
- firstDifference = lastSeparator + 1;\r
- break;\r
- }\r
- }\r
- StringBuffer relativePath = new StringBuffer(50);\r
- //\r
- // walk from the first difference to the end of the base\r
- // adding "../" for each separator encountered\r
- //\r
- if (canonicalBase.length() > firstDifference) {\r
- relativePath.append("..");\r
- for (int i = firstDifference; i < canonicalBase.length(); i++) {\r
- if (canonicalBase.charAt(i) == separator) {\r
- relativePath.append(separator);\r
- relativePath.append("..");\r
- }\r
- }\r
- }\r
- if (canonicalTarget.length() > firstDifference) {\r
- //\r
- // append the rest of the target\r
- //\r
- //\r
- if (relativePath.length() > 0) {\r
- relativePath.append(separator);\r
- }\r
- relativePath.append(canonicalTarget.substring(firstDifference));\r
- }\r
- return relativePath.toString();\r
- } catch (IOException ex) {\r
- }\r
- return targetFile.toString();\r
- }\r
- public static boolean isActive(Project p, String ifCond, String unlessCond)\r
- throws BuildException {\r
- if (ifCond != null) {\r
- String ifValue = p.getProperty(ifCond);\r
- if (ifValue == null) {\r
- return false;\r
- } else {\r
- if (ifValue.equals("false") || ifValue.equals("no")) {\r
- throw new BuildException("if condition \"" + ifCond\r
- + "\" has suspicious value \"" + ifValue);\r
- }\r
- }\r
- }\r
- if (unlessCond != null) {\r
- String unlessValue = p.getProperty(unlessCond);\r
- if (unlessValue != null) {\r
- if (unlessValue.equals("false") || unlessValue.equals("no")) {\r
- throw new BuildException("unless condition \"" + unlessCond\r
- + "\" has suspicious value \"" + unlessValue);\r
- }\r
- return false;\r
- }\r
- }\r
- return true;\r
- }\r
- /**\r
- * Parse a string containing directories into an File[]\r
- * \r
- * @param path\r
- * path string, for example ".;c:\something\include"\r
- * @param delim\r
- * delimiter, typically ; or :\r
- */\r
- public static File[] parsePath(String path, String delim) {\r
- Vector libpaths = new Vector();\r
- int delimPos = 0;\r
- for (int startPos = 0; startPos < path.length(); startPos = delimPos\r
- + delim.length()) {\r
- delimPos = path.indexOf(delim, startPos);\r
- if (delimPos < 0) {\r
- delimPos = path.length();\r
- }\r
- //\r
- // don't add an entry for zero-length paths\r
- //\r
- if (delimPos > startPos) {\r
- String dirName = path.substring(startPos, delimPos);\r
- File dir = new File(dirName);\r
- if (dir.exists() && dir.isDirectory()) {\r
- libpaths.addElement(dir);\r
- }\r
- }\r
- }\r
- File[] paths = new File[libpaths.size()];\r
- libpaths.copyInto(paths);\r
- return paths;\r
- }\r
- /**\r
- * This method is exposed so test classes can overload and test the\r
- * arguments without actually spawning the compiler\r
- */\r
- public static int runCommand(CCTask task, File workingDir,\r
- String[] cmdline, boolean newEnvironment, Environment env)\r
- throws BuildException {\r
- try {\r
- task.log(Commandline.toString(cmdline), Project.MSG_VERBOSE);\r
- Execute exe = new Execute(new LogStreamHandler(task,\r
- Project.MSG_INFO, Project.MSG_ERR));\r
- if (System.getProperty("os.name").equals("OS/390"))\r
- exe.setVMLauncher(false);\r
- exe.setAntRun(task.getProject());\r
- exe.setCommandline(cmdline);\r
- exe.setWorkingDirectory(workingDir);\r
- if (env != null) {\r
- String[] environment = env.getVariables();\r
- if (environment != null) {\r
- for (int i = 0; i < environment.length; i++) {\r
- task.log("Setting environment variable: "\r
- + environment[i], Project.MSG_VERBOSE);\r
- }\r
- }\r
- exe.setEnvironment(environment);\r
- }\r
- exe.setNewenvironment(newEnvironment);\r
- return exe.execute();\r
- } catch (java.io.IOException exc) {\r
- throw new BuildException("Could not launch " + cmdline[0] + ": "\r
- + exc, task.getLocation());\r
- }\r
- }\r
- /**\r
- * Compares the contents of 2 arrays for equaliy.\r
- */\r
- public static boolean sameList(Object[] a, Object[] b) {\r
- if (a == null || b == null || a.length != b.length) {\r
- return false;\r
- }\r
- for (int i = 0; i < a.length; i++) {\r
- if (!a[i].equals(b[i])) {\r
- return false;\r
- }\r
- }\r
- return true;\r
- }\r
- /**\r
- * Compares the contents of an array and a Vector for equality.\r
- */\r
- public static boolean sameList(Vector v, Object[] a) {\r
- if (v == null || a == null || v.size() != a.length) {\r
- return false;\r
- }\r
- for (int i = 0; i < a.length; i++) {\r
- Object o = a[i];\r
- if (!o.equals(v.elementAt(i))) {\r
- return false;\r
- }\r
- }\r
- return true;\r
- }\r
- /**\r
- * Compares the contents of an array and a Vector for set equality. Assumes\r
- * input array and vector are sets (i.e. no duplicate entries)\r
- */\r
- public static boolean sameSet(Object[] a, Vector b) {\r
- if (a == null || b == null || a.length != b.size()) {\r
- return false;\r
- }\r
- if (a.length == 0) {\r
- return true;\r
- }\r
- // Convert the array into a set\r
- Hashtable t = new Hashtable();\r
- for (int i = 0; i < a.length; i++) {\r
- t.put(a[i], a[i]);\r
- }\r
- for (int i = 0; i < b.size(); i++) {\r
- Object o = b.elementAt(i);\r
- if (t.remove(o) == null) {\r
- return false;\r
- }\r
- }\r
- return (t.size() == 0);\r
- }\r
- /**\r
- * Converts a vector to a string array.\r
- */\r
- public static String[] toArray(Vector src) {\r
- String[] retval = new String[src.size()];\r
- src.copyInto(retval);\r
- return retval;\r
- }\r
- /**\r
- * Replaces any embedded quotes in the string so that the value can be\r
- * placed in an attribute in an XML file\r
- * \r
- * @param attrValue\r
- * value to be expressed\r
- * @return equivalent attribute literal\r
- * \r
- */\r
- public static String xmlAttribEncode(String attrValue) {\r
- int quotePos = attrValue.indexOf('\"');\r
- if (quotePos < 0) {\r
- return attrValue;\r
- }\r
- int startPos = 0;\r
- StringBuffer buf = new StringBuffer(attrValue.length() + 20);\r
- while (quotePos >= 0) {\r
- buf.append(attrValue.substring(startPos, quotePos));\r
- buf.append(""");\r
- startPos = quotePos + 1;\r
- quotePos = attrValue.indexOf('\"', startPos);\r
- }\r
- buf.append(attrValue.substring(startPos));\r
- return buf.toString();\r
- }\r
-}\r