Moved changing to WORKING_DIRECTORY here

update_psa

@@ -25,6 +25,7 @@ if [ -z $IFS ]; then
 fi
 
 MAINTENANCE="NO"
+WORKING_DIRECTORY=${PWD}
 
 # parse commandline parameters
 while test $# -gt 0; do
@@ -67,16 +68,23 @@ while test $# -gt 0; do
     shift
 done
     
-if cd "$WORKING_DIRECTORY"; then
-    source ./update_psa_impl
+source ./update_psa_impl
 
-    if read_config
-    then
+if [ -z "$WORKING_DIRECTORY" ]; then
+    log_fatal "update_psa:${LINENO}: empty WORKING_DIRECTORY"
+fi
+
+if ! cd "$WORKING_DIRECTORY"; then
+    log_fatal "update_psa:${LINENO}: cannot cd to $WORKING_DIRECTORY"
+fi
+        
+log_info "update_psa:${LINENO}: cd to $WORKING_DIRECTORY"
+
+if read_config; then
     check_default_route
     check_route_to_repository "185.191.219.134" # git.mimbach.de
     check_for_running_apism
-        if clone_customer_repository ${CUSTOMER_REPOSITORY_PATH}
-	    then 
+    if clone_customer_repository ${CUSTOMER_REPOSITORY_PATH}; then 
         check_sanity_of_repository
 
         if [ "$MAINTENANCE" = "NO" ]; then
@@ -99,9 +107,6 @@ if cd "$WORKING_DIRECTORY"; then
         # updates available
         update_psa
     fi
-    fi
-    exit 0
 fi
-
-exit -1
+exit 0
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