--- loncom/build/Makefile	2012/05/12 15:14:13	1.201.2.1
+++ loncom/build/Makefile	2013/08/09 06:37:13	1.201.2.4
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 
-# $Id: Makefile,v 1.201.2.1 2012/05/12 15:14:13 raeburn Exp $
+# $Id: Makefile,v 1.201.2.4 2013/08/09 06:37:13 raeburn Exp $
 
 # TYPICAL USAGE of this Makefile is primarily for two targets:
 # "make build" and "make install".
@@ -56,9 +56,12 @@ help:
 
 help_OPTIONS:
 	@echo "* ADJUSTABLE OPTIONS *"
-	@echo "(option) DIST can be redhat7, debian, redhat6.2, or default"
-	@echo "         You probably do not need to specify this; it is"
-	@echo "         automatically probed for."
+	@echo "(option) DIST can be centosN (N = 5 or 6), rhesN (N = 4, 5 or 6),"
+	@echo "         or scientificN (N = 4 or 5), or slesN (N = 9,10 or 11),"
+	@echo "         or ubuntuN (N= 6, 8, 10 or 12), or fedoraN (N = 1 .. 19),"
+	@echo "         or suseN.M (N.M: 9.2 ... 12.3), or debianN (N = 5 or 6),"
+	@echo "         or default.  It is unlikely you would ever need to specify"
+	@echo "         this, as it is automatically probed for."
 	@echo "(option) CATEGORY can be 'runtime' or 'development'; currently"
 	@echo "         the 'development' setting is the most reliable;"
 	@echo "         eventually, production machines should be using the"
@@ -150,6 +153,8 @@ help_TARGETS:
 	@echo "mimetex_version_check: check if mimetex.cgi version has changed,"
 	@echo "                      if so remove files from mimetexcache."
 	@echo "latex_fmtutil: run utility to maintain TeX format files system-wide."
+	@echo "removenolongerused.piml: check if there are files from previous
+	@echo "                         LON-CAPA version; if so, prompt for removal."
 	@echo "updatequery: solicit the user for machine configuration"
 	@echo "             information; to be incorporated during an update"
 	@echo "             procedure (via the UPDATE command)"
@@ -522,6 +527,10 @@ latex_fmtutil:
 	perl piml_parse.pl  $(CATEGORY) $(DIST) "$(TARGET)" $(LAUNCH) | \
 	tee -a WARNINGS
 
+removenolongerused:
+	cat $(SOURCE)/doc/loncapafiles/removenolongerused.piml | \
+	perl piml_parse.pl  $(CATEGORY) $(DIST) "$(TARGET)" $(QUERYLAUNCH)
+
 postinstall:
 	make postaboutVERSION
 	make webserverconf