- find readline on OS X (configure)

- added VisualizationWidget to the ext project pro file
- neutered the SoQt stuff on OSX until we get it working
- added -framework Carbon and -lz to systemimpl for OS X compatibilty with Qt

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@3699 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Compiler/runtime/systemimpl.c

@@ -1610,7 +1610,11 @@ void System_5finit(void)
 
 	qthome = getenv("QTHOME");
 	if (qthome && strlen(qthome)) {
+#ifdef __APPLE_CC__	
+		putenv("SENDDATALIBS=-lsendData -lQtNetwork -lQtCore -lQtGui -lz -framework Carbon");
+#else
 		putenv("SENDDATALIBS=-lsendData -lQtNetwork -lQtCore -lQtGui");
+#endif
 	} else {
 		putenv("SENDDATALIBS=-lsendData");
 	}

configure

@@ -3310,7 +3310,7 @@ if test -d /home/pelab/pkg/gnu/lib ; then
   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-  readlinelib=`find /usr/lib /usr/local/lib -name libreadline.a | tail -1 | awk -F/ '{ total="";for (i = 1 ; i < NF; i++) total= total $i "/"; print total}'`
+  readlinelib=`find /usr/lib /usr/local/lib /opt/local/lib -name libreadline.a | tail -1 | awk -F/ '{ total="";for (i = 1 ; i < NF; i++) total= total $i "/"; print total}'`
   if test -z "$readlinelib" ; then
      echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6