make it easy to trace try/catches, etc. for cppunit tests

solenv/bin/gdbtrycatchtrace

+catch throw
+commands
+    bt
+    cont
+end
+catch catch
+commands
+    bt
+    cont
+end
+echo log will be saved as gdbtrace.log, this will take some time, patience...\n
+set logging redirect on
+set logging file gdbtrace.log
+set logging on
+set logging overwrite on
+run
+bt
+quit
+set logging off
+echo log is saved as gdbtrace.log\n

solenv/inc/settings.mk

@@ -1057,7 +1057,11 @@ JAVAMAKER*=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/javamaker
 RDBMAKER*=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/rdbmaker
 CLIMAKER*=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/climaker
 
-CPPUNITTESTER=$(AUGMENT_LIBRARY_PATH_LOCAL) $(SOLARBINDIR)/cppunittester
+.IF "$(DEBUGCPPUNIT)" != ""
+GDBCPPUNITTRACE=gdb --command=$(SOLARENV)/bin/gdbtrycatchtrace --args
+.ENDIF
+
+CPPUNITTESTER=$(AUGMENT_LIBRARY_PATH_LOCAL) $(GDBCPPUNITTRACE) $(SOLARBINDIR)/cppunittester
 HELPEX=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/helpex
 LNGCONVEX=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/lngconvex
 HELPLINKER=$(AUGMENT_LIBRARY_PATH) $(SOLARBINDIR)/HelpLinker