bringing pdj-0.8.3 into the main branchsvn2git-root

svn path=/trunk/externals/loaders/pdj/; revision=9621

1 files changed, 142 insertions, 0 deletions

diff --git a/src/java/com/e1/pdj/PDJSystem.java b/src/java/com/e1/pdj/PDJSystem.java
new file mode 100644
index 0000000..3d30a53
--- /dev/null
+++ b/src/java/com/e1/pdj/PDJSystem.java
@@ -0,0 +1,142 @@
+package com.e1.pdj;
+
+import com.cycling74.max.MaxSystem;
+
+import java.awt.Component;
+import java.awt.Frame;
+import java.awt.Toolkit;
+import java.io.*;
+
+/**
+ * Startup class for pdj.
+ */
+public class PDJSystem {
+	private static int loaded = 0;
+
+	public static PrintStream err;
+
+	public static PrintStream out;
+
+	/**
+	  * Called by the pdj external when the JVM is initializing.
+	  */
+	public static void _init_system() {
+		if ( loaded == 1 )
+			return;
+		linknative();
+		initIO();
+	}
+
+	static void resolvRtJar() {
+		char ps = File.separatorChar;
+		String systemCpJar = System.getProperty("pdj.JAVA_HOME");
+		if ( systemCpJar == null ) {
+			systemCpJar = System.getProperty("JAVA_HOME");
+			if ( systemCpJar == null ) {
+				systemCpJar = System.getenv("JAVA_HOME");
+			}
+		}
+        
+		System.setProperty("pdj.JAVA_HOME", systemCpJar);
+		GenericCompiler.rtJar = systemCpJar + ps + "jre" + ps + "lib" + ps + "rt.jar" + File.pathSeparator;
+	}
+
+	/**
+	  * Link the Java native classes
+	  */
+	static void linknative() {
+		String pdjHome = System.getProperty("pdj.home");
+
+		// this is a hack to be sure that statics of MaxSystem are loaded
+		// before everything
+		Class cls = MaxSystem.class;
+
+		String osname = System.getProperty("os.name");
+
+		if ( osname.indexOf("Linux") != -1 ) {
+			// maps PD object as a JVM native library
+			Runtime.getRuntime().load(pdjHome + "/pdj.pd_linux");
+			loaded = 1;
+			resolvRtJar();
+			return;
+		}
+
+		if ( osname.indexOf("Windows") != -1 ) {
+			// maps PD object as a JVM native library
+			Runtime.getRuntime().load(pdjHome + "/pdj.dll");
+			loaded = 1;
+			resolvRtJar();
+			return;
+		}
+
+		if ( osname.indexOf("OS X") != -1 ) {
+			// maps PD object as a JVM native library
+			try {
+				Runtime.getRuntime().load(pdjHome + "/pdj.pd_darwin");
+			} catch (UnsatisfiedLinkError e ) {
+				Runtime.getRuntime().load(pdjHome + "/pdj.pd_imac");
+			}
+			loaded = 1;
+ 
+            // this will initialize the AWT component in another thread
+            new Thread(new Runnable() {
+            		public void run() {
+                    Class clz = Component.class;
+            		}
+    			}).start();
+
+			GenericCompiler.rtJar = "/System/Library/Frameworks/JavaVM.framework/Classes/classes.jar:";
+
+			return;
+		}
+
+		System.err.println("pdj: operating system type not found, the native link has not been made");
+	}
+
+	static boolean redirectIO() {
+		String prop = System.getProperty("pdj.redirect-pdio");
+
+		if ( prop == null )
+			return true;
+
+		if ( prop.charAt(0) == '0' )
+			return false;
+
+		if ( prop.equals("false") )
+			return false;
+
+		return true;
+	}
+
+	static void initIO() {
+		if ( redirectIO() ) {
+			if ( System.getProperty("os.name").indexOf("Windows") == -1 ) {
+				out = new PrintStream(new ConsoleStream(), true);
+				err = new PrintStream(new ConsoleStream(), true);
+			} else {
+				out = new PrintStream(new ConsoleStreamWin32(), true);
+				err = new PrintStream(new ConsoleStreamWin32(), true);
+			}
+			System.setOut(out);
+			System.setErr(err);
+		} else {
+			out = System.out;
+			err = System.err;
+		}
+	}
+    
+    public static boolean isSystemPropertyTrue(String name) {
+        String value = System.getProperty(name);
+        
+        if ( value == null ) 
+            return false;
+        
+        if ( value.toLowerCase().equals("true") ) 
+            return true;
+        
+        if ( value.equals("1") )
+            return true;
+        
+        return false;
+    }
+}