Addressed @aashish24 concerns

Author: doutriaux1

CMake/cdat_modules_extra/setup_runtime.csh.in

@@ -22,13 +22,13 @@ endif
 # which can lead to errors.
 if ( $?UVCDAT_SETUP_PATH ) then
   if ( ${UVCDAT_SETUP_PATH} == ${install_prefix} ) then
-    echo 'Nothing to do UVCDAT is already setup at '${UVCDAT_SETUP_PATH}
-    exit 1
+    echo 'Nothing to do since UVCDAT is already setup at '${UVCDAT_SETUP_PATH}
+    exit 0
   else
-    echo 'ERROR: UVCDAT setup was previously sourced at '${UVCDAT_SETUP_PATH}
-    echo 'ERROR: There is no need to run setup_runtime manually anymore.'
-    echo 'ERROR: Open a new shell in order to use a different install location.'
-    exit 1
+    echo 'INFO: UVCDAT setup was previously sourced at '${UVCDAT_SETUP_PATH}
+    echo 'INFO: There is no need to run setup_runtime manually anymore.'
+    echo 'INFO: Open a new shell in order to use a different install location.'
+    exit 0
   endif
 endif
 
@@ -92,7 +92,7 @@ setenv UVCDAT_SETUP_PATH ${install_prefix}
 
 unset install_prefix
 
-echo 'Successfully updated your environment to use UV-CDAT'
+echo 'Successfully updated your environment to use UVCDAT'
 echo '(changes are valid for this session/terminal only)'
 echo 'Version: '${UVCDAT_PROMPT_STRING}
 echo 'Location: '${UVCDAT_SETUP_PATH}

CMake/cdat_modules_extra/setup_runtime.sh.in

@@ -10,15 +10,15 @@ function cleanup {
 # which can lead to errors.
 if [ -n "${UVCDAT_SETUP_PATH}" ] ; then
   if [ "${UVCDAT_SETUP_PATH}" = "${install_prefix}" ] ; then
-    echo "Nothing to do UVCDAT is already setup at: ${UVCDAT_SETUP_PATH}" 1>&2
+    echo "Nothing to do since UVCDAT is already setup at: ${UVCDAT_SETUP_PATH}" 1>&2
     cleanup
     return 0
   else
-    echo "ERROR: UVCDAT setup was previously sourced at: ${UVCDAT_SETUP_PATH}" 1>&2
-    echo "ERROR: There is no need to run setup_runtime manually anymore." 1>&2
-    echo "ERROR: Open a new shell in order to use a different install location." 1>&2
+    echo "INFO: UVCDAT setup was previously sourced at: ${UVCDAT_SETUP_PATH}" 1>&2
+    echo "INFO: There is no need to run setup_runtime manually anymore." 1>&2
+    echo "INFO: Open a new shell in order to use a different install location." 1>&2
     cleanup
-    return 1
+    return 0
   fi
 fi
 
@@ -86,7 +86,7 @@ export PYTHONPATH
 
 export UVCDAT_SETUP_PATH="${install_prefix}"
 cleanup
-echo "Successfully updated your environment to use UV-CDAT" 1>&2
+echo "Successfully updated your environment to use UVCDAT" 1>&2
 echo "(changes are valid for this session/terminal only)" 1>&2
 echo "Version: ${UVCDAT_PROMPT_STRING}" 1>&2
 echo "Location: ${UVCDAT_SETUP_PATH}" 1>&2