--- a/AbstractOperatingSystem.st	Tue Nov 30 18:25:25 2010 +0100
+++ b/AbstractOperatingSystem.st	Wed Dec 01 13:46:14 2010 +0100
@@ -12,37 +12,37 @@
 "{ Package: 'stx:libbasic' }"
 
 Object subclass:#AbstractOperatingSystem
-        instanceVariableNames:''
-        classVariableNames:'ConcreteClass LastErrorNumber LocaleInfo OSSignals PipeFailed
-                ErrorSignal AccessDeniedErrorSignal FileNotFoundErrorSignal
-                InvalidArgumentsSignal UnsupportedOperationSignal Resources'
-        poolDictionaries:''
-        category:'System-Support'
+	instanceVariableNames:''
+	classVariableNames:'ConcreteClass LastErrorNumber LocaleInfo OSSignals PipeFailed
+		ErrorSignal AccessDeniedErrorSignal FileNotFoundErrorSignal
+		InvalidArgumentsSignal UnsupportedOperationSignal Resources'
+	poolDictionaries:''
+	category:'System-Support'
 !
 
 Object subclass:#PrinterInfo
-        instanceVariableNames:'printerName attributes documentProperties printerInfo2'
-        classVariableNames:''
-        poolDictionaries:''
-        privateIn:AbstractOperatingSystem
+	instanceVariableNames:'printerName attributes documentProperties printerInfo2'
+	classVariableNames:''
+	poolDictionaries:''
+	privateIn:AbstractOperatingSystem
 !
 
 Object subclass:#TimeInfo
-        instanceVariableNames:'year month day hours minutes seconds utcOffset dst milliseconds
-                dayInYear dayInWeek'
-        classVariableNames:''
-        poolDictionaries:''
-        privateIn:AbstractOperatingSystem
+	instanceVariableNames:'year month day hours minutes seconds utcOffset dst milliseconds
+		dayInYear dayInWeek'
+	classVariableNames:''
+	poolDictionaries:''
+	privateIn:AbstractOperatingSystem
 !
 
 Object subclass:#TimeZoneInfo
-        instanceVariableNames:'bias name standardYear standardMonth standardDay standardWeekDay
-                standardHour standardMinute standardBias daylightName
-                standardDate daylightDate daylightYear daylightMonth daylightDay
-                daylightWeekDay daylightHour daylightMinute daylightBias'
-        classVariableNames:''
-        poolDictionaries:''
-        privateIn:AbstractOperatingSystem
+	instanceVariableNames:'bias name standardYear standardMonth standardDay standardWeekDay
+		standardHour standardMinute standardBias daylightName
+		standardDate daylightDate daylightYear daylightMonth daylightDay
+		daylightWeekDay daylightHour daylightMinute daylightBias'
+	classVariableNames:''
+	poolDictionaries:''
+	privateIn:AbstractOperatingSystem
 !
 
 !AbstractOperatingSystem primitiveDefinitions!
@@ -4153,12 +4153,20 @@
 
     "/
     "/ the executable's directory
+    "/    and the executables parent directory (if it is an installed version)
     "/
     appPath := self pathOfSTXExecutable.
     appPath notNil ifTrue:[
-        appDir := appPath asFilename directory pathName.
-        (sysPath includes:appDir) ifFalse:[
-            sysPath add:appDir.
+        appDir := appPath asFilename directory.
+        appPath := appDir pathName.
+        (sysPath includes:appPath) ifFalse:[
+            sysPath add:appPath.
+        ].                                                             
+        appDir basename = 'bin' ifTrue:[
+            appPath := appDir directory pathName.
+            (sysPath includes:appPath) ifFalse:[
+                sysPath add:appPath.
+            ].
         ].
     ].
 
@@ -6982,11 +6990,11 @@
 !AbstractOperatingSystem class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic/AbstractOperatingSystem.st,v 1.203 2010-10-29 17:00:02 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/AbstractOperatingSystem.st,v 1.204 2010-12-01 12:46:14 stefan Exp $'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/libbasic/AbstractOperatingSystem.st,v 1.203 2010-10-29 17:00:02 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/AbstractOperatingSystem.st,v 1.204 2010-12-01 12:46:14 stefan Exp $'
 ! !
 
 AbstractOperatingSystem initialize!