===================================================================
RCS file: /home/cvs/OpenXM/src/OpenMath/OMproxy.java,v
retrieving revision 1.18
retrieving revision 1.35
diff -u -p -r1.18 -r1.35
--- OpenXM/src/OpenMath/OMproxy.java	2000/01/18 12:47:03	1.18
+++ OpenXM/src/OpenMath/OMproxy.java	2000/03/15 15:02:06	1.35
@@ -1,5 +1,5 @@
 /**
- * $OpenXM: OpenXM/src/OpenMath/OMproxy.java,v 1.17 2000/01/18 07:59:19 tam Exp $
+ * $OpenXM: OpenXM/src/OpenMath/OMproxy.java,v 1.34 2000/03/14 05:38:49 tam Exp $
  */
 
 import JP.ac.kobe_u.math.tam.OpenXM.*;
@@ -9,8 +9,8 @@ import java.io.*;
 class OMproxy implements Runnable{
   private OpenXM ox;
   private Stack stack = new Stack();
-  private boolean debug = true;
-  final int version = 199911110;
+  protected boolean debug = false;
+  final int version = 200001190;
 
   public OMproxy(String host,int ControlPort,int DataPort) throws IOException{
     ox = new OpenXM(this,host,ControlPort,DataPort);
@@ -22,25 +22,33 @@ class OMproxy implements Runnable{
     debug("OMproxy started.");
     try{
       while(true){
-	int ox_tag = ox.receiveOXtag();
+	try{
+	  OXmessage message = ox.receive();
+	  int ox_tag = message.getTag();
 
-	switch(ox_tag){
-	case OpenXM.OX_COMMAND:
-	  StackMachine(ox.receiveSM());
-	  break;
+	  switch(ox_tag){
+	  case OpenXM.OX_COMMAND:
+	    StackMachine((SM)message.getBody());
+	    break;
 
-	case OpenXM.OX_DATA:
-	  stack.push(ox.receiveCMO());
-	  debug("push: "+ stack.peek());
-	  break;
+	  case OpenXM.OX_DATA:
+	    stack.push(message.getBody());
+	    debug("push: "+ stack.peek());
+	    break;
+	  }
+	}catch(RuntimeException e){
+	  System.err.println(e.getMessage());
+	  e.printStackTrace();
+	  debug("error occured. stack was cleared.");
 	}
       }
-    }catch(java.io.IOException e){
+    }catch(IOException e){
       System.err.println(e.getMessage());
       e.printStackTrace();
+      System.err.println("error occured, and recovering processes seems to be impossible.");
+    }finally{
+      System.out.println("breaking...");
     }
-
-    System.out.println("breaking...");
   }
 
   /*
@@ -57,32 +65,39 @@ class OMproxy implements Runnable{
   */
 
   private void SM_popCMO() throws java.io.IOException{
-    if(stack.empty()){
-      ox.send(new CMO_NULL());
-    }else{
-      debug("sending CMO: "+ stack.peek());
-      ox.send(stack.pop());
+    try{
+      if(stack.empty()){
+	ox.send(new CMO_NULL());
+      }else{
+	debug("sending CMO: "+ stack.peek());
+	ox.send((CMO)stack.pop());
+      }
+    }catch(MathcapViolation e){
+      try{
+	ox.send(new CMO_ERROR2(new CMO_STRING("MathcapViolation: "+
+					      e.getMessage())));
+      }catch(MathcapViolation tmp){}
     }
   }
 
   private void SM_executeFunction() throws java.io.IOException{
     String function_name;
     CMO[] argv;
-    int argc = 1;
+    int argc;
 
     if(!(stack.peek() instanceof CMO_STRING)){
-      stack.push(new CMO_ERROR2());
+      stack.push(new CMO_ERROR2(new CMO_NULL()));
       return;
     }
     function_name = ((CMO_STRING)stack.pop()).getString();
-    //argc = ((CMO_INT32)stack.pop()).intValue();
+    argc = ((CMO_INT32)stack.pop()).intValue();
     argv = new CMO[argc];
     for(int i=0;i<argc;i++){
       argv[i] = (CMO)stack.pop();
     }
 
     if(argc != 1){
-      stack.push(new CMO_ERROR2());
+      stack.push(new CMO_ERROR2(new CMO_NULL()));
       return;
     }
 
@@ -94,7 +109,7 @@ class OMproxy implements Runnable{
       return;
     }
 
-    stack.push(new CMO_ERROR2());
+    stack.push(new CMO_ERROR2(new CMO_NULL()));
     return;
   }
 
@@ -120,21 +135,21 @@ class OMproxy implements Runnable{
     }
 
     {
-      CMO[] CMOFormat = {new CMO_INT32(CMO.CMO_NULL),
-			 new CMO_INT32(CMO.CMO_INT32),
-			 new CMO_INT32(CMO.CMO_STRING),
-			 new CMO_INT32(CMO.CMO_LIST),
-			 new CMO_INT32(CMO.CMO_MONOMIAL32),
-			 new CMO_INT32(CMO.CMO_ZZ),
-			 new CMO_INT32(CMO.CMO_QQ),
-			 new CMO_INT32(CMO.CMO_ZERO),
-			 new CMO_INT32(CMO.CMO_DMS_GENERIC),
-			 new CMO_INT32(CMO.CMO_RECURSIVE_POLYNOMIAL),
-			 new CMO_INT32(CMO.CMO_DISTRIBUTED_POLYNOMIAL),
-			 new CMO_INT32(CMO.CMO_POLYNOMIAL_IN_ONE_VARIABLE),
-			 new CMO_INT32(CMO.CMO_BIGFLOAT),
-			 new CMO_INT32(CMO.CMO_INDETERMINATE),
-			 new CMO_INT32(CMO.CMO_TREE)};
+      CMO[] CMOFormat = {new CMO_INT32(CMO.NULL),
+			 new CMO_INT32(CMO.INT32),
+			 new CMO_INT32(CMO.STRING),
+			 new CMO_INT32(CMO.LIST),
+			 new CMO_INT32(CMO.MONOMIAL32),
+			 new CMO_INT32(CMO.ZZ),
+			 new CMO_INT32(CMO.QQ),
+			 new CMO_INT32(CMO.ZERO),
+			 new CMO_INT32(CMO.DMS_GENERIC),
+			 new CMO_INT32(CMO.RECURSIVE_POLYNOMIAL),
+			 new CMO_INT32(CMO.DISTRIBUTED_POLYNOMIAL),
+			 new CMO_INT32(CMO.POLYNOMIAL_IN_ONE_VARIABLE),
+			 new CMO_INT32(CMO.BIGFLOAT),
+			 new CMO_INT32(CMO.INDETERMINATE),
+			 new CMO_INT32(CMO.TREE)};
       CMO[] DataFormat1 = {new CMO_INT32(OpenXM.OX_DATA),
 			   new CMO_LIST(CMOFormat)};
       CMO[] list = {new CMO_LIST(DataFormat1)};
@@ -146,6 +161,15 @@ class OMproxy implements Runnable{
     debug("push: "+ stack.peek());
   }
 
+  private void SM_setMathCap() throws java.io.IOException{
+    Object mathcap = stack.pop();
+
+    if(mathcap instanceof CMO_MATHCAP){
+      stack.push(new CMO_ERROR2(new CMO_NULL()));
+    }
+    ox.setMathCap((CMO_MATHCAP)mathcap);
+  }
+
   private void StackMachine(SM mesg) throws java.io.IOException{
     debug("receive: "+mesg);
 
@@ -162,6 +186,10 @@ class OMproxy implements Runnable{
       SM_mathcap();
       break;
 
+    case SM.SM_setMathCap:
+      SM_setMathCap();
+      break;
+
     default:
       System.out.println("received "+ mesg);
     }
@@ -222,16 +250,15 @@ class OMproxy implements Runnable{
     ret += "\t -data port \t (default 1300)\n";
     ret += "\t -control port \t (default 1200)\n";
     ret += "\t -insecure \t this version ignore this option\n";
-    ret += "\t -nohup \t ignore signals (required libnative.so)\n";
+    ret += "\t -debug \t display debug messages\n";
 
     return ret;
   }
 
-  private static native void setNoInterrupt();
-
   public static void main(String argv[]){
     String host = "localhost";
     int DataPort = 1300, ControlPort = 1200;
+    boolean debug = false;
 
     for(int i=0;i<argv.length;i++){
       if(argv[i].equals("-h")){
@@ -244,9 +271,8 @@ class OMproxy implements Runnable{
       }else if(argv[i].equals("-control")){
 	ControlPort = Integer.valueOf(argv[++i]).intValue();
       }else if(argv[i].equals("-insecure")){
-      }else if(argv[i].equals("-nohup")){
-	System.loadLibrary("native");
-	setNoInterrupt();
+      }else if(argv[i].equals("-debug")){
+	debug = true;
       }else{
 	System.err.println("unknown option : "+ argv[i]);
 	System.err.print(usage());
@@ -258,7 +284,7 @@ class OMproxy implements Runnable{
 		       +"("+ ControlPort +","+ DataPort +")");
 
     try{
-      new OMproxy(host,ControlPort,DataPort);
+      new OMproxy(host,ControlPort,DataPort).debug = debug;
       System.out.println("connected.");
     }catch(IOException e){
       System.err.println("Error occured: "+ e);