Fix config file generation

cmake/modules/WriteConfigFile.cmake

@@ -135,7 +135,7 @@ MACRO (WRITE_CONFIG_FILE filename)
   CONVERT_LIST_TO_STRING(${PYTHONPATH})
   SET(MY_PYTHONPATH ${output})
 
-  SET (PATH ${ROOTSYS}/bin ${PATH})
+  SET (PATH ${ROOT_BINDIR} ${PATH})
   UNIQUE(PATH "${PATH}")
   CONVERT_LIST_TO_STRING(${PATH})
   Set(MY_PATH ${output})

cmake/scripts/config.csh.in

@@ -5,7 +5,7 @@ setenv System_ "@_system@"
 . @_BINDIR@/check_system.csh
 if ( "$same_system" == "1" ) then
 	setenv SIMPATH "@SIMPATH@"
-	setenv ROOTSYS "@ROOTSYS@"
+	setenv ROOTSYS "@SIMPATH@"
 	setenv FAIRROOTPATH "@FAIRROOTPATH@"
 	if ( @FULL_CONFIG_FILE@ == true ) then
 		setenv Geant4_INCLUDE_DIRS "@Geant4_INCLUDE_DIRS@"

cmake/scripts/config.sh.in

@@ -5,7 +5,7 @@ export System_="@_system@"
 . @_BINDIR@/check_system.sh
 if [ $same_system -eq 1 ]; then
 	export SIMPATH="@SIMPATH@"
-	export ROOTSYS="@ROOTSYS@"
+	export ROOTSYS="@SIMPATH@"
 	export FAIRROOTPATH="@FAIRROOTPATH@"
 	if (@FULL_CONFIG_FILE@); then
 		export Geant4_INCLUDE_DIRS="@Geant4_INCLUDE_DIRS@"