[minion-cvs] Add an update target

[nickm@seul.org (Nick Mathewson)]

Update of /home/minion/cvsroot/src/minion
In directory moria.mit.edu:/tmp/cvs-serv11325

Modified Files:
	Makefile 
Log Message:
Add an update target

Index: Makefile
===================================================================
RCS file: /home/minion/cvsroot/src/minion/Makefile,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -d -r1.31 -r1.32
--- Makefile	6 Jan 2003 11:43:58 -0000	1.31
+++ Makefile	6 Jan 2003 12:42:39 -0000	1.32
@@ -94,6 +94,25 @@
 	  echo "MIXMINION SAYS: Ignore that warning about sys.path--It's taken care of.";\
 	fi
 
+update:
+	@$(FINDPYTHON);                                                      \
+	PYVER=`$$PYTHON -c 'import sys; print sys.version[:3]'`;             \
+	if [ 'x' = "x$(PREFIX)" ] ; then                                     \
+	  PFX=`$$PYTHON -c 'import sys; print sys.prefix'`;                  \
+	  LIB=$$PFX/lib/python$$PYVER/site-packages/mixminion;               \
+	else                                                                 \
+	  LIB=$(PREFIX)/lib/python$$PYVER/site-packages/mixminion;           \
+	fi;                                                                  \
+	if [ ! -d $$LIB ] ; then                                             \
+	  echo "Didn't find an existing installation in $$LIB; bailing.";    \
+	elif [ ! -w $$LIB ] ; then                                           \
+	  echo "You don't seem to have write access to $$LIB; bailing.";     \
+	else                                                                 \
+	  $(MAKE) install;                                                   \
+	fi
+
+upgrade: update
+
 #======================================================================
 #  Uninstall target (phony.)