feat(lsm): some more string functions; start of data streaming api

Makefile

@@ -39,8 +39,12 @@ objs: $(OBJS)
 libtrie:
 	$(MAKE) -C trie
 
+.PHONY: liblsm
+liblsm:
+	$(MAKE) -C lsm
+
 .PHONY: bin
-$(BIN): libtrie $(OBJS)
+$(BIN): libtrie liblsm $(OBJS)
 	$(CC) -o $@ $(OBJS) $(_LDFLAGS)
 
 $(BUILD_DIR)/$(SRC_DIR)/%.c.o: $(SRC_DIR)/%.c
@@ -104,6 +108,7 @@ fmt:
 clean:
 	rm -rf $(BUILD_DIR)
 	$(MAKE) -C trie clean
+	$(MAKE) -C lsm clean
 
 
 .PHONY: bear