diff --git a/.gitignore b/.gitignore
index aeca25c..8ca3fd2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ openbox_1/
 include.tgz
 lib.tgz
 case.tgz
+.cache/
diff --git a/openflow/Makefile b/openflow/Makefile
index ada5719..2d29a70 100644
--- a/openflow/Makefile
+++ b/openflow/Makefile
@@ -2,7 +2,7 @@ CC = arm-linux-gnueabihf-gcc
 
 CFLAGS += -I./include -L./lib
 
-LDLIBS	=  -lofp -lrule -lua -lreg -lpcap -lnet -lpthread  
+LDLIBS	=  -lofp -lrule -lua -lreg -lpcap -lnet -lpthread 
 
 user_openflow:main_user_openflow.c
 	$(CC) $(CFLAGS) -o user_openflow main_user_openflow.c $(LDLIBS)
diff --git a/openflow/compile_commands.json b/openflow/compile_commands.json
new file mode 100644
index 0000000..d3656aa
--- /dev/null
+++ b/openflow/compile_commands.json
@@ -0,0 +1,19 @@
+[
+  {
+    "arguments": [
+      "/usr/bin/arm-linux-gnueabihf-gcc",
+      "-c",
+      "-I./include",
+      "-I",
+      "/usr/share/verilator/include",
+      "-I",
+      "/usr/share/verilator/include",
+      "-o",
+      "user_openflow",
+      "main_user_openflow.c"
+    ],
+    "directory": "/home/gh0s7/project/NE_YuR/openflow",
+    "file": "/home/gh0s7/project/NE_YuR/openflow/main_user_openflow.c",
+    "output": "/home/gh0s7/project/NE_YuR/openflow/user_openflow"
+  }
+]