diff --git a/common.sh b/common.sh
new file mode 100644
index 0000000..2b3e3e2
--- /dev/null
+++ b/common.sh
@@ -0,0 +1,6 @@
+GAME_ID=2006
+PROJECT_NAME=masterserver${GAME_ID}
+SRC_EXE_NAME=masterserver${GAME_ID}
+SOURCE_PATH=third_party/masterserver/server/masterserver
+COMPILE_FLAGS="-DGAME_ID=${GAME_ID} ."
+PRE_COMPILE_CMD=""