diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index 13d88a0f..15c0b352 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -8,14 +8,24 @@ clean:
 cpp:
 	@find `cat projects.txt` -name '*.cpp' | grep /worker/ | grep -ve "old\|tmp\|nomake\|new" | while read f; do d=`dirname $$f`; if [ $$d/generate_code.sh ]; then echo $$f; fi; done
 
-push:
-	@for d in `ls -d */.git | sed 's%/.git%%'`; do \
-		(echo ============= $$d; cd $$d; git push origin master) ;\
-	done
-
 clone:
 	@for p in feedfs-bz feedfs-dspcd; do \
 		echo ============= cloning $$p ;\
 		git clone ssh://$(WHOAMI)@git.jannet.de/srv/git/$(WHOAMI)/proj/$$p ;\
 	done
 
+diff:
+	@for d in `ls -d */.git | sed 's%/.git%%'`; do \
+		(echo ============= $$d; cd $$d; git diff) ;\
+	done
+
+commit:
+	@for d in `ls -d */.git | sed 's%/.git%%'`; do \
+		(echo ============= $$d; cd $$d; git commit -aF ../commit-msg.txt) ;\
+	done
+
+push:
+	@for d in `ls -d */.git | sed 's%/.git%%'`; do \
+		(echo ============= $$d; cd $$d; git push origin master) ;\
+	done
+