fix abspath bug

Makefile

@@ -115,7 +115,7 @@ VERILATOR_FLAGS = --top-module $(EMU_TOP) \
   --output-split 5000 \
   --output-split-cfuncs 5000
 
-EMU_MK := $(abspath $(BUILD_DIR)/emu-compile/V$(EMU_TOP).mk)
+EMU_MK := $(BUILD_DIR)/emu-compile/V$(EMU_TOP).mk
 EMU_DEPS := $(EMU_VFILES) $(EMU_CXXFILES)
 EMU_HEADERS := $(shell find $(EMU_CSRC_DIR) -name "*.h")
 EMU := $(BUILD_DIR)/emu
@@ -143,12 +143,12 @@ $(LOCK_BIN): ./scripts/utils/lock-emu.c
 $(EMU): $(EMU_MK) $(EMU_DEPS) $(EMU_HEADERS) $(REF_SO) $(LOCK_BIN)
 	date -R
 ifeq ($(REMOTE),localhost)
-	CPPFLAGS=-DREF_SO=\\\"$(REF_SO)\\\" $(MAKE) VM_PARALLEL_BUILDS=1 OPT_FAST="-O3" -C $(dir $(EMU_MK)) -f $(EMU_MK)
+	CPPFLAGS=-DREF_SO=\\\"$(REF_SO)\\\" $(MAKE) VM_PARALLEL_BUILDS=1 OPT_FAST="-O3" -C $(abspath $(dir $(EMU_MK))) -f $(abspath $(EMU_MK))
 else
 	@echo "try to get emu.lock ..."
 	ssh -tt $(REMOTE) '$(LOCK_BIN) $(LOCK)'
 	@echo "get lock"
-	ssh -tt $(REMOTE) 'CPPFLAGS=-DREF_SO=\\\"$(REF_SO)\\\" $(MAKE) -j230 VM_PARALLEL_BUILDS=1 OPT_FAST="-O3" -C $(dir $(EMU_MK))-f $(EMU_MK)'
+	ssh -tt $(REMOTE) 'CPPFLAGS=-DREF_SO=\\\"$(REF_SO)\\\" $(MAKE) -j230 VM_PARALLEL_BUILDS=1 OPT_FAST="-O3" -C $(abspath $(dir $(EMU_MK))) -f $(abspath $(EMU_MK))'
 	@echo "release lock ..."
 	ssh -tt $(REMOTE) 'rm -f $(LOCK)'
 endif
@@ -209,6 +209,9 @@ phy_evaluate_atc: vme
 cache:
 	$(MAKE) emu IMAGE=Makefile
 
+release-lock:
+	ssh -tt $(REMOTE) 'rm -f $(LOCK)'
+
 clean:
 	git submodule foreach git clean -fdx
 	git clean -fd