From 1997ccb1eab50c4f401ff49bc306a8d9f7267328 Mon Sep 17 00:00:00 2001
From: Pedro de Medeiros <pedro.medeiros@gmail.com>
Date: Tue, 21 Sep 2021 15:14:24 +0000
Subject: Avoiding improper makefile invocations

---
 Makefile      | 2 +-
 game/Makefile | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 0eb056f..46de89b 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ libs: lib ubox spman mplayer ap
 
 game: bin libs
 	make -C tools
-	make -C game
+	make -C game all
 
 docs:
 	make -C docs
diff --git a/game/Makefile b/game/Makefile
index df14313..6c3d855 100644
--- a/game/Makefile
+++ b/game/Makefile
@@ -1,3 +1,6 @@
+default:
+	$(error Please use the Makefile from root directory)
+
 all: generated bin build
 	make -C data
 	cd src && ../../tools/mkdeps.py -b ../build -I ../generated:../../include ./ Makefile.deps
@@ -12,7 +15,7 @@ bin:
 build:
 	mkdir -p ./build
 
-.PHONY: all clean
+.PHONY: all clean default
 clean:
 	rm -rf ./generated ./bin ./build
 	make -C src clean
-- 
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