Add a new option -nouserlib to the ant command.

This allows running ant without loading the jars from ${user.home}/.ant/lib.
This is useful for building ant.


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@276880 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -53,6 +53,10 @@ Other changes:
 * Added searchpath attribute to <exec> for searching path variable(s)
   when resolveexecutable = true.
 
+* Added -nouserlib option to allow running ant without automatically loading
+  up ${user.dir}/.lib/ant. This is useful when compiling ant, and antlibs.
+  Modified the build.sh and build.bat to use the option.
+
 Changes from Ant 1.6.2 to current Ant 1.6 CVS version
 =====================================================
 

build.bat

@@ -17,7 +17,7 @@ call bootstrap\bin\ant.bat -lib lib/optional %1 %2 %3 %4 %5 %6 %7 %8 %9
 goto cleanup
 
 :install_ant
-call bootstrap\bin\ant.bat -lib lib/optional -Dant.install="%REAL_ANT_HOME%" %1 %2 %3 %4 %5 %6 %7 %8 %9
+call bootstrap\bin\ant.bat -nouserlib -lib lib/optional -Dant.install="%REAL_ANT_HOME%" %1 %2 %3 %4 %5 %6 %7 %8 %9
 
 rem clean up
 :cleanup

build.sh

@@ -41,5 +41,5 @@ else
   ANT_INSTALL="-emacs"
 fi
 
-bootstrap/bin/ant -lib lib/optional "$ANT_INSTALL" $*
+bootstrap/bin/ant -nouserlib -lib lib/optional "$ANT_INSTALL" $*
 

src/main/org/apache/tools/ant/Main.java

@@ -834,6 +834,8 @@ public class Main implements AntMain {
         msg.append("    -s  <file>           the filesystem and use it" + lSep);
         msg.append("  -nice  number          A niceness value for the main thread:" + lSep +
                    "                         1 (lowest) to 10 (highest); 5 is the default" + lSep);
+        msg.append("  -nouserlib             Run ant within using the jar files from ${user.home}/"
+                   + ".ant/lib");
         System.out.println(msg.toString());
     }
 

src/main/org/apache/tools/ant/launch/Launcher.java

@@ -122,6 +122,7 @@ public class Launcher {
         String cpString = null;
         List argList = new ArrayList();
         String[] newArgs;
+        boolean  noUserLib = false;
 
         for (int i = 0; i < args.length; ++i) {
             if (args[i].equals("-lib")) {
@@ -140,6 +141,8 @@ public class Launcher {
                         + "not be repeated");
                 }
                 cpString = args[++i];
+            } else if (args[i].equals("--nouserlib") || args[i].equals("-nouserlib")) {
+                noUserLib = true;
             } else {
                 argList.add(args[i]);
             }
@@ -182,8 +185,8 @@ public class Launcher {
 
         File userLibDir
             = new File(System.getProperty("user.home"), USER_LIBDIR);
-        URL[] userJars = Locator.getLocationURLs(userLibDir);
 
+        URL[] userJars = noUserLib ? new URL[0] : Locator.getLocationURLs(userLibDir);
 
         int numJars = libJars.length + userJars.length + systemJars.length;
         if (toolsJar != null) {