diff --git a/common.sh b/common.sh
new file mode 100644
index 0000000..1b7db2f
--- /dev/null
+++ b/common.sh
@@ -0,0 +1,5 @@
+SRC_EXE_NAME=hall_hallserver
+PROJECT_NAME=hall_hallserver
+SOURCE_DIR=third_party/game2006go/server
+SOURCE_PATH=third_party/game2006go/server/hallserver
+COMPILE_CMD=make