diff --git a/CXX/yapi.cpp b/CXX/yapi.cpp
index 535505744..a1d872222 100644
--- a/CXX/yapi.cpp
+++ b/CXX/yapi.cpp
@@ -627,16 +627,3 @@ YAPQuery *YAPEngine::query( char *s ) {
   YAPQuery *n = new YAPQuery( s );
   return n;
 }
-
-YAPQuery *YAPEngine::safeQuery( char *s ) {
-     try {
-       YAPQuery *n = new YAPQuery( s );
-       n->setFlag( PL_Q_CATCH_EXCEPTION );
-       n->resetFlag( PL_Q_PASS_EXCEPTION );
-       return n;
-     } 
-     catch (YAPError yerr) {
-       yerror = yerr;
-       return 0;
-     }
-}
diff --git a/CXX/yapi.hh b/CXX/yapi.hh
index 68888e9b9..23eb0e9f3 100644
--- a/CXX/yapi.hh
+++ b/CXX/yapi.hh
@@ -566,7 +566,7 @@ public:
             char *topLevel = (char *)NULL,
             bool script = FALSE,
             bool fastBoot = FALSE,
-	YAPCallback *callback=(YAPCallback *)NULL);  /// construct a new engine, including aaccess to callbacks
+            YAPCallback *callback=(YAPCallback *)NULL);  /// construct a new engine, including aaccess to callbacks
   /// kill engine
   ~YAPEngine() { delYAPCallback(); }
   /// remove current callback
@@ -581,8 +581,6 @@ public:
   YAPError hasError( ) {  return yerror; }
   /// build a query on the engine
   YAPQuery *query( char *s );
-  /// build a query on the engine handling exceptions
-  YAPQuery *safeQuery( char *s );
 };
 
 /*
diff --git a/configure b/configure
index fa3caaa6e..11bc048ff 100755
--- a/configure
+++ b/configure
@@ -753,6 +753,7 @@ PKG_CLIB
 PKG_CHR
 NO_BUILTIN_REGEXP
 YAP_EXTRAS
+GMPDIR
 SONAMEFLAG
 DYNYAPLIB
 YAPLIB
@@ -4567,10 +4568,12 @@ fi
 if test "${with_gmp+set}" = set; then :
   withval=$with_gmp; if test "$withval" = yes; then
 		yap_cv_gmp=yes
+		GMPDIR=/usr
 	elif test "$withval" = no; then
 		yap_cv_gmp=no
 	else
-		yap_cv_gmp=$with_gmp
+		yap_cv_gmp="$with_gmp"
+		GMPDIR="$with_gmp"
 		LDFLAGS="$LDFLAGS -L${yap_cv_gmp}/lib"
 		LIBS="$LIBS -L${yap_cv_gmp}/lib"
 		CPPFLAGS="$CPPFLAGS -I${yap_cv_gmp}/include"
@@ -8872,6 +8875,7 @@ CMDEXT=sh
 
 
 
+
 
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcc threaded code" >&5
@@ -13595,7 +13599,7 @@ else
 JAVA_TEST=Test.java
 CLASS_TEST=Test.class
 cat << \EOF > $JAVA_TEST
-/* #line 13598 "configure" */
+/* #line 13602 "configure" */
 public class Test {
 }
 EOF
@@ -13771,7 +13775,7 @@ EOF
 if uudecode$EXEEXT Test.uue; then
         ac_cv_prog_uudecode_base64=yes
 else
-        echo "configure: 13774: uudecode had trouble decoding base 64 file 'Test.uue'" >&5
+        echo "configure: 13778: uudecode had trouble decoding base 64 file 'Test.uue'" >&5
         echo "configure: failed file was:" >&5
         cat Test.uue >&5
         ac_cv_prog_uudecode_base64=no
@@ -13902,7 +13906,7 @@ else
 JAVA_TEST=Test.java
 CLASS_TEST=Test.class
 cat << \EOF > $JAVA_TEST
-/* #line 13905 "configure" */
+/* #line 13909 "configure" */
 public class Test {
 }
 EOF
@@ -13937,7 +13941,7 @@ JAVA_TEST=Test.java
 CLASS_TEST=Test.class
 TEST=Test
 cat << \EOF > $JAVA_TEST
-/* [#]line 13940 "configure" */
+/* [#]line 13944 "configure" */
 public class Test {
 public static void main (String args[]) {
         System.exit (0);
diff --git a/configure.in b/configure.in
index 4019720ce..630852621 100755
--- a/configure.in
+++ b/configure.in
@@ -192,10 +192,12 @@ AC_ARG_WITH(gmp,
 	[ --with-gmp[=DIR]           use GNU Multiple Precision in DIR],
 	if test "$withval" = yes; then
 		yap_cv_gmp=yes
+		GMPDIR=/usr
 	elif test "$withval" = no; then
 		yap_cv_gmp=no
 	else
-		yap_cv_gmp=$with_gmp
+		yap_cv_gmp="$with_gmp"
+		GMPDIR="$with_gmp"
 		LDFLAGS="$LDFLAGS -L${yap_cv_gmp}/lib"
 		LIBS="$LIBS -L${yap_cv_gmp}/lib"
 		CPPFLAGS="$CPPFLAGS -I${yap_cv_gmp}/include"
@@ -1396,6 +1398,7 @@ AC_SUBST(YAPLIB)
 AC_SUBST(DYNYAPLIB)
 AC_SUBST(LDFLAGS)
 AC_SUBST(SONAMEFLAG)
+AC_SUBST(GMPDIR)
 dnl install_info
 AC_SUBST(INSTALL_INFO)
 dnl let YAP_EXTRAS fall through configure, from the env into Makefile
diff --git a/misc/mkandroid b/misc/mkandroid
index 0f36ef60d..221a9ae1d 100755
--- a/misc/mkandroid
+++ b/misc/mkandroid
@@ -15,7 +15,14 @@ ANDROID_RELEASE=19
 # ANDROID_ARCH= arm, x86, mips
 ANDROID_ARCH=arm
 # ANDROID_BUILD=linux
-ANDROID_BUILD=linux
+if test `uname` = Darwin
+then
+  ANDROID_BUILD_TOOLS=macosx
+  ANDROID_BUILD=darwin
+else
+  ANDROID_BUILD_TOOLS=linux
+  ANDROID_BUILD=linux
+fi
 
 # what android to compile for
 ANDROID_IMAGE=first
@@ -31,11 +38,11 @@ fi
 
 # check if the SDK is at the usual locations
 
-if test -d $HOME/Yap/android-sdk-"$ANDROID_BUILD"
+if test -d $HOME/Yap/android-sdk-"$ANDROID_BUILD_TOOLS"
 then
-  export SDK_ROOT=$HOME/Yap/android-sdk-"$ANDROID_BUILD"
+  export SDK_ROOT=$HOME/Yap/android-sdk-"$ANDROID_BUILD_TOOLS"
 else
-  export SDK_ROOT=/scratch/vitor/android-sdk-"$ANDROID_BUILD"
+  export SDK_ROOT=/scratch/vitor/android-sdk-"$ANDROID_BUILD_TOOLS"
 fi
 
 # check if the NDK is at the usual locations
@@ -71,7 +78,7 @@ fi
 GCC_VERSION=4.8
 
 #========================================================
-# should be fine
+# should need no further work.
 #========================================================
 
 export ANDROID_NDK_ROOT="$NDK_ROOT"/
@@ -91,14 +98,23 @@ then
   echo using the setup at "$BUILDTOOLCHAIN"
 else
   "$NDK_ROOT"/build/tools/make-standalone-toolchain.sh \
-                                 --platform="$ANDROID_PLATFORM" \
-                                 --toolchain="$ANDROID_ARCH"-"$ANDROID_BUILD"-androideabi-"$GCC_VERSION" \
-                                 --install-dir="$BUILDTOOLCHAIN"
+                             --platform="$ANDROID_PLATFORM" \
+                             --toolchain="$ANDROID_ARCH"-linux-androideabi-"$GCC_VERSION" \
+                             --install-dir="$BUILDTOOLCHAIN"
 fi
 
 
 mkdir -p $BUILDDROID
 
+startemulator () { 
+ EMS=`ps -ef | grep emulator64| grep -v grep`
+  if test x"$EMS" = x
+  then 
+    nohup emulator -avd $IMAGE &
+  fi
+ }
+
+
 cd $BUILDDROID
 
 if test x$1 = xmake
@@ -110,18 +126,14 @@ then
   return 0
 elif test x$1 = xeclipse
 then
-   emulator -avd $IMAGE &
-   "$ECLIPSE"eclipse &
+   startemulator
+   "$ECLIPSE" &
    return 0
 else
-  EMS=`ps -ef | grep emulator64| grep -v grep`
-  if test x"$EMS" = x
-  then 
-    emulator -avd $IMAGE &
-  fi
+   startemulator
   rm -rf "$BUILDDROID"/*
   cd "$BUILDDROID" 
-  "$YAP_SRC"/configure --host="$ANDROID_ARCH"-"$ANDROID_BUILD"-androideabi --prefix=`pwd` --enable-low-level-tracer --enable-debug-yap --enable-dynamic-loading --with-swig --with-gmp=$GMPDIR  --disable-chr #--enable-threads
+  "$YAP_SRC"/configure --host="$ANDROID_ARCH"-linux-androideabi --prefix=`pwd` --enable-low-level-tracer --enable-debug-yap --enable-dynamic-loading --with-swig --with-gmp=$GMPDIR  --disable-chr #--enable-threads
   make depend
   make -j install
 fi
diff --git a/packages/real b/packages/real
index 3637c14d2..911ad4d6f 160000
--- a/packages/real
+++ b/packages/real
@@ -1 +1 @@
-Subproject commit 3637c14d2f0bcb2113e28de5aa0cae25a55dcca8
+Subproject commit 911ad4d6f1cf58828dc755621c7f1e6072073a6d
diff --git a/packages/swig/Android.mk.in b/packages/swig/Android.mk.in
index d62f6d4eb..a2e4f30f0 100644
--- a/packages/swig/Android.mk.in
+++ b/packages/swig/Android.mk.in
@@ -6,7 +6,7 @@ include $(CLEAR_VARS)
 
 LOCAL_LDLIBS := -landroid -llog
 LOCAL_MODULE    := yap0
-LOCAL_SRC_FILES += @abs_top_builddir@/../gmp-android/lib/libgmp.so
+LOCAL_SRC_FILES += @GMPDIR@/lib/libgmp.so
 include $(PREBUILT_SHARED_LIBRARY)
 
 include $(CLEAR_VARS)
@@ -24,7 +24,7 @@ LOCAL_MODULE    := example
 LOCAL_SHARED_LIBRARIES := yap0  yap1
 LOCAL_STATIC_LIBRARIES := @abs_top_builddir@/libYap.ar
 LOCAL_SRC_FILES +=  @abs_top_builddir@/packages/swig/android/jni/yap_wrap.cpp
-LOCAL_C_INCLUDES :=  @abs_top_builddir@ @abs_top_builddir@/../gmp-android/include @srcdir@/../../H @srcdir@/../../include  @srcdir@/../../os @srcdir@/../../OPTYap @srcdir@/../../BEAM @srcdir@/../../CXX
+LOCAL_C_INCLUDES :=  @abs_top_builddir@ @GMPDIR@/include @srcdir@/../../H @srcdir@/../../include  @srcdir@/../../os @srcdir@/../../OPTYap @srcdir@/../../BEAM @srcdir@/../../CXX
 LOCAL_CFLAGS := @YAP_EXTRAS@ @DEFS@ -D_YAP_NOT_INSTALLED_=1 -DDESTDIR=\"\"
 LOCAL_CPP_FEATURES := rtti
 # LOCAL_ALLOW_UNDEFINED_SYMBOLS := true
diff --git a/packages/swig/android/JavaYap.java b/packages/swig/android/JavaYap.java
index c99979b9f..eedeb53ab 100644
--- a/packages/swig/android/JavaYap.java
+++ b/packages/swig/android/JavaYap.java
@@ -30,7 +30,7 @@ public class JavaYap extends Activity
 			YAPQuery q = eng.query( str );
 
 			YAPListTerm vs0 = q.namedVars();
-			int rc;
+			Boolean rc;
 
 			// text.setText("");
 			if (vs0.nil()) {
diff --git a/packages/swig/python/demo.py b/packages/swig/python/demo.py
index 272b07b4f..f43cfe70c 100644
--- a/packages/swig/python/demo.py
+++ b/packages/swig/python/demo.py
@@ -12,7 +12,7 @@ def go():
         try: 
             q = engine.query(s)
         except:
-...         print "Oops!  That was no valid number.  Try again..."  
+            print "Oops!  That was no valid number.  Try again..."  
         while q.next():
             vs = q.namedVars();
             while vs.length() > 0:
diff --git a/packages/swig/yap.i b/packages/swig/yap.i
index 0a1c7e535..723ce6a0b 100644
--- a/packages/swig/yap.i
+++ b/packages/swig/yap.i
@@ -1,11 +1,51 @@
 /* example.i */
  %module(directors="1") yap
 
+// Language independent exception handler
+%include exception.i       
+
+ class YAPPredicate;
+ class YAPEngine;
+
+#ifdef SWIGPYTHON
+%exception YAPPredicate {
+   try {
+      $action
+   } catch (...) {
+      PyErr_SetString(PyExc_SyntaxError, "syntax error");
+      return NULL;
+   }
+}
+#endif
+
+%exception query {
+    try {
+        $action
+    } 
+    catch (YAPError YAP_SYMTAX_ERROR) {
+        SWIG_exception(SWIG_SyntaxError,"Syntax Error exception");
+    }
+    catch (...) {
+        SWIG_exception(SWIG_RuntimeError,"Unknown exception");
+	    }
+	}
+
+%exception next {
+    try {
+        $action
+    } 
+    catch (...) {
+        SWIG_exception(SWIG_RuntimeError,"Unknown exception");
+    }
+}
+
+
  %{
  /* Put header files here or function declarations like below */
  
 #define YAP_CPP_INTERFACE 1
  
+ 
 extern "C" {
 
 #include "yapi.hh"
@@ -26,20 +66,6 @@ extern "C" {
 /* turn on director wrapping Callback */
 %feature("director") YAPCallback;
  	
-class YAPPredicate;
-
-#ifdef SWIGPYTHON
-%exception YAPPredicate {
-   try {
-      $action
-   } catch (...) {
-      PyErr_SetString(PyExc_SyntaxError, "syntax error");
-      return NULL;
-   }
-}
-#endif
-
-
 %include "yapi.hh"
 
 #ifdef SWIGJAVA