A build option to run through all check-in requirements.

Summary: Make it easier for people to run all the tests.

Test Plan: Run it.

Reviewers: rven, yhchiang, igor, MarkCallaghan, IslamAbdelRahman, igor.sugak, anthony, kradhakrishnan, meyering

Reviewed By: meyering

Subscribers: meyering, leveldb, dhruba

Differential Revision: https://reviews.facebook.net/D35319

Makefile

@@ -747,6 +747,12 @@ jtest:
 jdb_bench:
 	cd java;$(MAKE) db_bench;
 
+commit-prereq:
+	$(MAKE) clean && $(MAKE) all check;
+	$(MAKE) clean && $(MAKE) rocksdbjava;
+	$(MAKE) clean && USE_CLANG=1 $(MAKE) all;
+	$(MAKE) clean && OPT=-DROCKSDB_LITE $(MAKE) release;
+
 # ---------------------------------------------------------------------------
 #  	Platform-specific compilation
 # ---------------------------------------------------------------------------