Added comments and minor logic updates to rt.summary.sh.

Fixes #1016

reg_tests/cpld_gridgen/rt.summary.sh

@@ -1,35 +1,55 @@
 #!/bin/bash
 
-set -x
+set -eux
+
+#--------------------------------------------------------------------------
+# This script runs once all tests have completed. It checks for
+# failed tests and creates some final log files.
+#--------------------------------------------------------------------------
 
 cd $PATHRT
 
-rm -f fail_test
+#--------------------------------------------------------------------------
+# If there are any failed tests, combine the log files into one log
+# called 'fail_test'.
+#--------------------------------------------------------------------------
+
+rm -f failed_tests
 FAIL_FILES="fail_test_*"
 for file in $FAIL_FILES; do
     if [[ -f "$file" ]]; then
-        cat "$file" >> fail_test
+        cat "$file" >> failed_tests
+        rm -f $file
     fi
 done
 
-rm -f RegressionTests_$target.$compiler.log
+#--------------------------------------------------------------------------
+# Combine the run logs for each test into one log.
+#--------------------------------------------------------------------------
+
+LOG_FILE=RegressionTests_${target}.${compiler}.log
+rm -f $LOG_FILE
 for file in RegressionTests_$target.${compiler}.*.log
 do
   if [[ -f "$file" ]]; then
-    cat "$file" >> RegressionTests_$target.$compiler.log
+    cat "$file" >> $LOG_FILE
     rm -f $file
   fi
 done
 
+#--------------------------------------------------------------------------
+# Summarize the results in summary.log.
+#--------------------------------------------------------------------------
+
 rm -f summary.log
-if [[ -e fail_test ]]; then
-  echo | tee -a RegressionTests_$target.$compiler.log
-    for file in fail_test_*; do
-      cat $file >>RegressionTests_$target.$compiler.log
-      cat $file >>summary.log
-    done
+if [[ -e "failed_tests" ]]; then
+  echo | tee -a $LOG_FILE
+  cat failed_tests >>$LOG_FILE
+  cat failed_tests >>summary.log
 else
-  echo | tee -a RegressionTests_$target.$compiler.log
-  echo "REGRESSION TEST WAS SUCCESSFUL" | tee -a RegressionTests_$target.$compiler.log
+  echo | tee -a $LOG_FILE
+  echo "REGRESSION TEST WAS SUCCESSFUL" | tee -a $LOG_FILE
   echo "All tests passed" >>summary.log
 fi
+
+exit 0